# US 12,599,692 B1 · Vehicle-mounted aromatherapy diffuser > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,599,692 B1 - Document ID: US12599692B1 - Status: Granted - Kind: B1 - Application number: 19/315,733 - Filed: 2025-09-01 - Granted: 2026-04-14 - Earliest claimed: 2025-07-22 - Assignees: Shenzhen Siweiyi Technology Co., Ltd. - Applicants: Shenzhen Siweiyi Technology Co., Ltd. - Inventors: Xiaoli Xia - Web page: https://patentgrep.com/patent/US12599692B1 ## CPC - A61L 9/14: using sprayed or atomised substances {including air-liquid contact processes} - A61L: METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K) ## Abstract Disclosed is a vehicle-mounted aromatherapy diffuser, including an aromatherapy body, wherein the aromatherapy body includes a first housing and an atomization mechanism, the atomization mechanism is mounted on the first housing, and the aromatherapy body is provided with a mounting groove; and an air pump body, wherein the air pump body is arranged in the mounting groove, the air pump body includes an air pump assembly, a second housing and a third housing, the second housing and the third housing are mutually buckled to form an mounting space, the air pump assembly is arranged in the mounting space and is communicated with the atomization mechanism, and the second housing is made of a flexible material. This ensures a stable connection between the air pump and the atomization mechanism while effectively buffering the vibration generated during the operation of the air pump assembly and reducing the rigid conduction path. ## Claims ### Claim 1 A vehicle-mounted aromatherapy diffuser, comprising: an aromatherapy body, wherein the aromatherapy body comprises a first housing and an atomization mechanism, the atomization mechanism is mounted on the first housing, and the aromatherapy body is provided with a mounting groove; and an air pump body, wherein the air pump body is arranged in the mounting groove, the air pump body comprises an air pump assembly, a second housing and a third housing, the second housing and the third housing are mutually buckled to form a mounting space, the air pump assembly is arranged in the mounting space and is communicated with the atomization mechanism, and the second housing is made of silicone or rubber. ### Claim 2 (depends on 1) The vehicle-mounted aromatherapy diffuser according to claim 1, wherein the air pump assembly comprises a motor and a cylinder fixed to the motor, the second housing is arranged to cover the cylinder, the third housing is arranged to cover the motor, and the cylinder is communicated with the atomization mechanism; and a radial length of the cylinder is greater than a radial length of the motor. ### Claim 3 (depends on 2) The vehicle-mounted aromatherapy diffuser according to claim 2, wherein the third housing is made of a hard material. ### Claim 4 (depends on 2) The vehicle-mounted aromatherapy diffuser according to claim 2, wherein the second housing is provided with an air guide channel, one end of the air guide channel is communicated with the cylinder, the other end of the air guide channel is communicated with the atomization mechanism, a front end of the air guide channel is butted with an air outlet of the cylinder, and a rear end of the air guide channel extends to an air inlet of the atomization mechanism. ### Claim 5 (depends on 2) The vehicle-mounted aromatherapy diffuser according to claim 2, wherein the aromatherapy body further comprises a cover plate, the mounting groove is provided at a bottom of the first housing, and the cover plate is detachably mounted on the bottom of the first housing and closes the mounting groove. ### Claim 6 (depends on 5) The vehicle-mounted aromatherapy diffuser according to claim 5, wherein a plurality of abutting protrusions are protruded from one side of the second housing and/or the third housing facing the cover plate, and the abutting protrusions abut against the cover plate. ### Claim 7 (depends on 6) The vehicle-mounted aromatherapy diffuser according to claim 6, wherein the aromatherapy body further comprises a mounting base, the mounting base is fixed to the bottom of the first housing, the mounting groove is formed on the mounting base, and the cover plate is fixed to the mounting base by magnetic attraction. ### Claim 8 (depends on 7) The vehicle-mounted aromatherapy diffuser according to claim 7, wherein the mounting base is provided with a fixing groove, and the cover plate is embedded in the fixing groove. ### Claim 9 (depends on 8) The vehicle-mounted aromatherapy diffuser according to claim 8, wherein an anti-slip pad is provided at a bottom of the cover plate. ### Claim 10 (depends on 2) The vehicle-mounted aromatherapy diffuser according to claim 2, wherein the aromatherapy body further comprises a main control module, the main control module comprises a main control board and a power supply seat electrically connected to the main control board, a power supply terminal is provided on the power supply seat, and the power supply seat is mounted at a bottom of the mounting groove; and an electric terminal is provided at a bottom of the air pump body, and the electric terminal is movably abutted with the power supply terminal of the power supply seat. ### Claim 11 (depends on 2) The vehicle-mounted aromatherapy diffuser according to claim 2, wherein the air pump body further comprises a movable handle, and the movable handle is rotatably mounted on the third housing. ### Claim 12 (depends on 1) The vehicle-mounted aromatherapy diffuser according to claim 1, wherein the third housing is made of acrylonitrile butadiene styrene (ABS) or polycarbonate (PC). ### Claim 13 (depends on 12) The vehicle-mounted aromatherapy diffuser according to claim 12, wherein fastening bosses are protruded from opposite sides of the second housing and the third housing, and the fastening bosses of the second housing and the fastening bosses of the third housing on the same side are fixed by screws. ### Claim 14 (depends on 1) The vehicle-mounted aromatherapy diffuser according to claim 1, wherein the vehicle-mounted aromatherapy diffuser further comprises a mounting sleeve, and the mounting sleeve is sleeved on the aromatherapy body.