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CN-224215112-U - Electric lubricating pump device

CN224215112UCN 224215112 UCN224215112 UCN 224215112UCN-224215112-U

Abstract

The utility model discloses an electric lubricating pump device, which belongs to the technical field of lubricating pumps and particularly comprises a pump body and a piston rod, wherein an oil inlet cavity is formed in the pump body, a pump cylinder is fixedly connected in the oil inlet cavity, the other end of the pump cylinder is fixedly connected with a filter cylinder through a connecting sleeve, the piston rod movably penetrates through a guide groove in the connecting sleeve, the bottom end of the piston rod is fixedly connected with a plugging block, an oil inlet groove is formed in the side wall of the bottom end of the piston rod, the other end of the piston rod is fixedly connected with a piston cylinder through a first one-way valve, the other end of the piston cylinder is fixedly connected with an oil outlet cylinder through a second one-way valve, an oil outlet groove is formed in the side wall of the oil outlet cylinder, and a plugging column is fixedly connected with the other end of the oil outlet cylinder.

Inventors

  • CHANG JUNJIE

Assignees

  • 漯河安润设备有限公司

Dates

Publication Date
20260508
Application Date
20250620

Claims (8)

  1. 1. The electric lubrication pump device is characterized by comprising a pump body (1) and a piston rod (4), wherein an oil inlet cavity (2) is formed in the pump body (1), a pump cylinder (3) is fixedly connected in the oil inlet cavity (2), and the other end of the pump cylinder (3) is fixedly connected with a filter cylinder (6) through a connecting sleeve (5); The piston rod (4) is of a hollow structure with two open ends, the piston rod (4) movably penetrates through a guide groove on the connecting sleeve (5), the bottom end of the piston rod (4) is fixedly connected with a blocking block (7), and an oil inlet groove (8) is formed in the side wall of the bottom end of the piston rod (4); the other end of the piston rod (4) is fixedly connected with a piston cylinder (10) through a first one-way valve (9), the other end of the piston cylinder (10) is fixedly connected with an oil outlet cylinder (12) through a second one-way valve (11), an oil outlet groove (13) is formed in the side wall of the oil outlet cylinder (12), and the other end of the oil outlet cylinder (12) is fixedly connected with a plugging column (14).
  2. 2. The electric lubrication pump device according to claim 1, wherein oil discharge grooves (15) are formed in the pump body (1) and located on two sides above the oil inlet cavity (2), one end of each oil discharge groove (15) is communicated with the oil inlet cavity (2), and an oil discharge nozzle (16) is fixedly connected to the other end of each oil discharge groove (15).
  3. 3. An electric lubrication pump device according to claim 1, characterized in that the side walls of the filter cartridge (6) are provided with filter holes.
  4. 4. The electric lubrication pump device according to claim 1, wherein a sealing groove is formed in the outer side of the piston cylinder (10), and a sealing plug (17) which is in sliding connection with the inner wall of the pump cylinder (3) is fixedly connected in the sealing groove.
  5. 5. The electric lubrication pump device according to claim 1, wherein a driving cavity (18) is arranged in the pump body (1), a driving rod (19) is connected in a sliding manner in the driving cavity (18), one end of the driving rod (19) is in transmission connection with a reciprocating driving mechanism arranged in the driving cavity (18), and the other end of the driving rod (19) extends into the oil inlet cavity (2) and is fixedly connected with the sealing column (14) so as to enable the piston rod (4) to reciprocate up and down in the pump cylinder (3).
  6. 6. The electric lubrication pump device according to claim 5, wherein the reciprocating driving mechanism comprises a driving block (20) and an eccentric block (23), the driving block (20) is slidably connected inside the driving cavity (18) through a guide rail (21), the driving block (20) is fixedly connected with the reciprocating rod, a sliding groove (22) is formed in the driving block (20), and the eccentric block (23) is slidably connected inside the sliding groove (22).
  7. 7. The electric lubrication pump device according to claim 6, wherein the pump body (1) is fixedly connected with a driving motor, an output shaft of the driving motor extends into the driving cavity (18) and is fixedly connected with a driving disc (24), an eccentric shaft (25) is fixedly connected to the edge of the driving disc (24), and the eccentric shaft (25) is fixedly connected to an inside of a shaft groove arranged on the eccentric block (23).
  8. 8. An electric lubrication pump device according to claim 1, characterized in that the pump body (1) is detachably connected with a pump cover (26).

Description

Electric lubricating pump device Technical Field The utility model belongs to the technical field of lubricating pumps, and particularly relates to an electric lubricating pump device. Background The mining machinery is in a severe working condition of high load, multiple dust and strong vibration for a long time, and key kinematic pairs such as bearings, gears and chains of the mining machinery need to be continuously lubricated to reduce abrasion. Traditional lubrication mode mainly relies on manual operation, regularly supplements lubricating oil through manual grease gun or oilcan, but adopts the mode of manual lubrication oil supply, not only has inefficiency, precision inadequately, the high problem of maintenance cost, and manual operation easily causes the incident moreover, consequently, need provide an electric lubrication pump device and solve foretell technical problem. Disclosure of utility model To solve the problems set forth in the background art. The utility model provides an electric lubricating pump device which has the characteristics of replacing manual lubrication oil, along with high efficiency, high oiling precision, low maintenance cost and capability of avoiding the problem that safety accidents are easy to cause by manual operation. In order to achieve the aim, the utility model provides the technical scheme that the electric lubricating pump device comprises a pump body and a piston rod, wherein an oil inlet cavity is arranged on the pump body, a pump cylinder is fixedly connected in the oil inlet cavity, and the other end of the pump cylinder is fixedly connected with a filter cylinder through a connecting sleeve; The piston rod is of a hollow structure with two open ends, the piston rod movably penetrates through the guide groove on the connecting sleeve, the bottom end of the piston rod is fixedly connected with a plugging block, and the side wall of the bottom end of the piston rod is provided with an oil inlet groove; the other end of the piston rod is fixedly connected with a piston cylinder through a first one-way valve, the other end of the piston cylinder is fixedly connected with an oil outlet cylinder through a second one-way valve, an oil outlet groove is formed in the side wall of the oil outlet cylinder, and the other end of the oil outlet cylinder is fixedly connected with a plugging column. Preferably, oil draining grooves are formed in the pump body and located on two sides above the oil inlet cavity, one end of each oil draining groove is communicated with the oil inlet cavity, and an oil draining nozzle is fixedly connected to the other end of each oil draining groove. Preferably, the side wall of the filter cartridge is provided with filter holes. Preferably, a sealing groove is arranged on the outer side of the piston cylinder, and a sealing plug which is in sliding connection with the inner wall of the pump cylinder is fixedly connected in the sealing groove. Preferably, a driving cavity is arranged in the pump body, a driving rod is connected in the driving cavity in a sliding way, one end of the driving rod is in transmission connection with a reciprocating driving mechanism arranged in the driving cavity, and the other end of the driving rod extends into the oil inlet cavity and is fixedly connected with the plugging column, so that the piston rod can reciprocate up and down in the pump cylinder. Preferably, the reciprocating driving mechanism comprises a driving block and an eccentric block, the driving block is in sliding connection with the inside of the driving cavity through a guide rail, the driving block is fixedly connected with the reciprocating rod, a sliding groove is formed in the driving block, and the eccentric block is in sliding connection with the inside of the sliding groove. Preferably, the pump body is fixedly connected with a driving motor, an output shaft of the driving motor extends into the driving cavity and is fixedly connected with a driving disc, an eccentric shaft is fixedly connected with the edge of the driving disc, and the eccentric shaft is fixedly connected with the inside of a shaft groove arranged on the eccentric block. Preferably, the pump body is detachably connected with a pump cover. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, in the reciprocating motion process of the piston rod, the sucking and discharging operation of grease can be completed, a manual oil supplementing mode is replaced, the oil supplementing efficiency and the oil supplementing precision are improved, the maintenance cost of equipment is reduced, and the problem that safety accidents are easily caused by manually supplementing lubricating oil is avoided. Drawings The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the emb