Clamping device for cylinder sleeves and use thereof, and mud pump having a clamping
AssigneeBentec GmbH Drilling & Oilfield Systems
InventorsMalte CORDES, Michael GELKER
Life of this patent
Estimating the term…
Abstract
Clamping device for cylinder sleeves of a pump system, and a piston pump or plunger pump for conveying drilling fluid during drilling of boreholes, particularly in the field of oil and natural gas production, and its use. Pump system includes a pump unit and a driving rotary drive unit. Clamping device for cylinder sleeve of a piston pump or plunger pump includes a cylinder sleeve receptacle, a clamping element provided at the pump, and cylinder sleeve or a portion of the cylinder sleeve provided between the clamping element and the cylinder sleeve receptacle, Clamping element and cylinder sleeve receptacle are connected by a connecting apparatus.
Claims14
Clamping device, comprising:
- a) a clamping element, a connecting apparatus, a cylinder sleeve receptacle, and a cylinder sleeve for a piston pump or plunger pump;
- b) the cylinder sleeve or a portion of the cylinder sleeve being situated between the clamping element and the cylinder sleeve receptacle;
- c) the clamping element and the cylinder sleeve receptacle being connected to one another by the connecting apparatus;
- d) the connecting apparatus being situated axially with respect to the longitudinal axis of the cylinder sleeve;
- and
- e) the connecting apparatus or the clamping element having a device for at least one of measuring and monitoring at least one elongation stress.
Piston pump or plunger pump for use as a mud pump, comprising:
- a) a clamping device, the clamping device including:
- i) a clamping element, a connecting apparatus, a cylinder sleeve receptacle, and a cylinder sleeve for a piston pump or plunger pump;
- ii) the cylinder sleeve or a portion of the cylinder sleeve being situated between the clamping element and the cylinder sleeve receptacle;
- iii) the clamping element and the cylinder sleeve receptacle being connected to one another by the connecting apparatus;
- iv) the connecting apparatus being situated axially with respect to the longitudinal axis of the cylinder sleeve;
- and
- v) the connecting apparatus or the clamping element having a device for at least one of measuring and monitoring at least one elongation stress.
Method for installing a cylinder sleeve for a piston pump or plunger pump, comprising:
- a) providing a clamping device, the clamping device including:
- i) a clamping element, a connecting apparatus, a cylinder sleeve receptacle, and a cylinder sleeve for a piston pump or plunger pump;
- ii) the cylinder sleeve or a portion of the cylinder sleeve being situated between the clamping element and the cylinder sleeve receptacle;
- iii) the clamping element and the cylinder sleeve receptacle being connected to one another by the connecting apparatus;
- iv) the connecting apparatus being situated axially with respect to the longitudinal axis of the cylinder sleeve;
- and
- v) the connecting apparatus or the clamping element having a device for at least one of measuring and monitoring at least one elongation stress.
- b) removing the piston sleeve from the cylinder sleeve receptacle;
- and
- c) installing a further piston sleeve in the cylinder sleeve receptacle.
Dependencies are inferred from the claim text.