CN216343542U

CN216343542U - Energy-saving controllable disc type hydraulic oil pump device

Info

Publication number: CN216343542U
Application number: CN202123223264.8U
Authority: CN
Inventors: 魏方毅
Original assignee: Hefei Yuchuang Hydraulic Member Co ltd
Current assignee: Hefei Yuchuang Hydraulic Member Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-04-19
Anticipated expiration: 2031-12-21

Abstract

The utility model is suitable for the technical field of hydraulic oil pumps, and provides an energy-saving controllable disc type hydraulic oil pump device, which comprises an oil pump shaft of a hydraulic oil pump, and further comprises a fixed cover casing, wherein a rotating shaft is arranged in the fixed cover casing in a rotating manner, the rotating shaft is fixedly connected with the oil pump shaft, a belt disc is sleeved on the rotating shaft, the belt disc is rotatably arranged on the rotating shaft through a bearing, sleeves are symmetrically and movably arranged on two sides of the rotating shaft, limiting discs are fixedly arranged on the sleeves, a shifting rod is arranged on each of the two limiting discs, a shifting groove in sliding fit with the shifting rod is formed in the side surface of each belt disc, the device further comprises a driving unit, the driving unit is used for driving the two limiting discs to synchronously move towards or away from the belt discs, and the driving unit is provided with the fixed cover casing, the rotating shaft, the sleeves, the limiting racks, the limiting discs and the driving units, the working state of the oil pump shaft can be freely controlled, so that the function of saving energy is realized.

Description

Energy-saving controllable disc type hydraulic oil pump device

Technical Field

The utility model relates to the technical field of hydraulic oil pumps, in particular to a controllable disc type hydraulic oil pump device capable of saving energy.

Background

The hydraulic oil pump consists of four parts, including pump body, rectangular oil tank, pressing handle and superhigh pressure steel wire braided rubber hose, and the power element of the hydraulic system converts the mechanical energy of the prime mover into pressure energy of liquid.

In the prior art, the hydraulic oil pump and the engine crankshaft belt wheel are usually connected through a belt pulley, and when an automobile runs, the oil pump can rotate continuously along with the engine, so that the oil pump is lost in an invalid working state, resources are wasted, and accordingly, the energy-saving controllable disc type hydraulic oil pump device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a controllable disc type hydraulic oil pump device for saving energy, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a controllable disk type hydraulic oil pump device capable of saving energy comprises an oil pump shaft of a hydraulic oil pump and a fixed cover casing, a rotating shaft is arranged in the fixed housing in a rotating way and is fixedly connected with the oil pump shaft, and the rotating shaft is sleeved with a belt pulley which is rotatably arranged on the rotating shaft through a bearing, sleeves are symmetrically and movably arranged on the two sides of the rotating shaft, which are positioned on the belt pulley, a plurality of limit racks are fixedly arranged on the rotating shaft, a sliding groove for the limit racks to be in sliding fit is arranged on the inner wall of the sleeve, and the sleeve is fixedly provided with limiting discs, the two limiting discs are provided with deflector rods at the eccentric positions close to the side surfaces of the belt discs, the side surface of the belt pulley is provided with a shifting groove which is in sliding fit with the shifting rod, the device also comprises a driving unit, the driving unit is used for driving the two limiting disks to synchronously move towards the direction close to or far away from the belt pulley.

As a further scheme of the utility model: the drive unit comprises two groups of magnetic repulsion modules, the magnetic repulsion modules comprise electrified magnets and permanent magnets, the permanent magnets are fixedly embedded in the limiting disc, the electrified magnets are fixedly arranged on the inner wall of the fixed housing, and magnetic poles of the electrified magnets are the same as those of the permanent magnets.

As a further scheme of the utility model: the magnetic poles of the permanent magnets in the two groups of magnetic repulsion modules are the same, and the repulsion force between the two permanent magnets is smaller than the repulsion force of the electrified magnet to the permanent magnets.

As a further scheme of the utility model: the permanent magnet and the electrified magnet are both in annular structures.

As a further scheme of the utility model: the number of the shifting rods and the shifting grooves is four, and the four shifting rods and the four shifting grooves are arranged in an annular array.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model arranges the fixed cover shell, the rotating shaft, the sleeve, the limit rack, the limit disk and the driving unit, when the oil pump needs to be controlled to operate, the electrified magnet is controlled to be electrified, the magnetic pole of the electrified magnet is the same as that of the permanent magnet, under the action of like-pole repulsion force and the matching of the limiting rack and the sliding groove, the sleeve can only slide along the radial direction of the rotating shaft, so that the two limiting disks synchronously move towards the direction close to the limiting disks, during the rotation of the belt pulley, the deflector rod is inserted into the deflector groove to drive the oil pump shaft connected with the rotating shaft to operate, when the hydraulic oil pump is not needed to work, the electrification of the electrified magnet is stopped, at the moment, the two limiting discs move in the direction away from the belt pulley under the action of the like-pole repelling force of the permanent magnet, the shifting rod on the limiting discs is separated from the shifting groove, the belt pulley idles, and the hydraulic oil pump stops operating, so that the function of saving energy is realized.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a controllable disc type hydraulic oil pump device for saving energy;

FIG. 2 is a side view of a pulley in an energy efficient controllable disc hydraulic oil pump apparatus;

FIG. 3 is a perspective view of a limiting plate in a controllable disc type hydraulic oil pump device for saving energy;

in the figure: 1-oil pump shaft, 2-fixed housing, 3-rotating shaft, 4-belt pulley, 5-bearing, 6-sleeve, 7-limit rack, 8-chute, 9-limit pulley, 10-deflector rod, 11-deflector groove, 12-permanent magnet and 13-electrified magnet.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-3, an energy-saving controllable disc type hydraulic oil pump device includes an oil pump shaft 1 of a hydraulic oil pump, and further includes a fixed housing 2, a rotating shaft 3 is rotatably disposed in the fixed housing 2, the rotating shaft 3 is fixedly connected to the oil pump shaft 1, a belt pulley 4 is sleeved on the rotating shaft 3, the belt pulley 4 is rotatably disposed on the rotating shaft 3 through a bearing 5, sleeves 6 are symmetrically and movably mounted on two sides of the belt pulley 4 of the rotating shaft 3, a plurality of limit racks 7 are fixedly disposed on the rotating shaft 3, a sliding chute 8 for slidably fitting the limit racks 7 is disposed on an inner wall of the sleeve 6, limit discs 9 are fixedly disposed on the sleeve 6, shift levers 10 are disposed at eccentric positions of the two limit discs 9 near the side of the belt pulley 4, and shift grooves 11 slidably fitting the shift levers 10 are disposed on the side of the belt pulley 4, the device further comprises a driving unit, and the driving unit is used for driving the two limiting discs 9 to synchronously move towards the direction close to or away from the belt pulley 4.

The driving unit comprises two groups of magnetic repulsion modules, the magnetic repulsion modules comprise an electrified magnet 13 and a permanent magnet 12, the permanent magnet 12 is fixedly embedded in the limiting disc 9, the electrified magnet 13 is fixedly arranged on the inner wall of the fixed housing 2, and the magnetic pole of the electrified magnet 13 is the same as the magnetic pole of the permanent magnet 12 after being electrified.

In addition, the magnetic poles of the permanent magnets 12 in the two groups of magnetic repulsion modules are the same, and the repulsion between the two permanent magnets 12 is smaller than the repulsion of the electrified magnet 13 to the permanent magnets 12.

The working principle is as follows: when the oil pump needs to be controlled to operate, the electrified magnet 13 is controlled to be electrified, the magnetic pole of the electrified magnet 13 after being electrified is the same as the magnetic pole of the permanent magnet 12, under the action force of like-pole repulsion, and under the matching of the limiting rack 7 and the sliding groove 8, the sleeve 6 can only slide along the radial direction of the rotating shaft 3, so that the two limiting discs 9 synchronously move towards the direction close to the limiting discs 9, in the rotating process of the belt discs 4, the shifting rod 10 is inserted into the shifting groove 11, so that the oil pump shaft 1 connected with the rotating shaft 3 is driven to operate, when the hydraulic oil pump does not need to work, the electrification of the electrified magnet 13 is stopped, at the moment, the two limiting discs 9 move towards the direction far away from the belt discs 4 under the action force of like-pole repulsion of the permanent magnet 12, the shifting rod 10 on the limiting discs 9 is separated from the shifting groove 11, the belt discs 4 idles, the hydraulic oil pump stops operating, and the function of saving energy is realized.

Example 2

The embodiment is improved on the basis of embodiment 1, and specifically comprises the following steps:

permanent magnet 12 and circular telegram magnet 13 all are the loop configuration, and through permanent magnet 12 and the circular telegram magnet 13 that set up the loop configuration, guaranteed that spacing dish 9's atress is even, avoid spacing dish 9 atress inhomogeneous phenomenon that leads to the slope, further improved this drive unit's stability.

Further, the number of the shift lever 10 and the shift groove 11 is four, the shift lever 10 and the shift groove 11 are arranged in an annular array, and the stability of the limiting disc 9 in clamping connection with the belt pulley 4 is further improved by the four shift lever 10 and the shift groove 11.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A controllable disc type hydraulic oil pump device capable of saving energy comprises an oil pump shaft (1) of a hydraulic oil pump and is characterized by further comprising a fixed housing (2), a rotating shaft (3) is rotatably arranged in the fixed housing (2), the rotating shaft (3) is fixedly connected with the oil pump shaft (1), a belt disc (4) is sleeved on the rotating shaft (3), the belt disc (4) is rotatably arranged on the rotating shaft (3) through a bearing (5), sleeves (6) are symmetrically and movably arranged on two sides of the rotating shaft (3) and are positioned on the two sides of the belt disc (4), a plurality of limiting racks (7) are fixedly arranged on the rotating shaft (3), sliding chutes (8) for the limiting racks (7) to be in sliding fit are formed in the inner wall of each sleeve (6), limiting discs (9) are fixedly arranged on each sleeve (6), and deflector rods (10) are arranged at eccentric positions, close to the side faces of the two limiting discs (9), of the belt discs (4), the device is characterized in that a shifting groove (11) in sliding fit with a shifting rod (10) is formed in the side face of the belt pulley (4), the device further comprises a driving unit, and the driving unit is used for driving the two limiting disks (9) to synchronously move towards the direction close to or far away from the belt pulley (4).

2. The energy-saving controllable disc type hydraulic oil pump device according to claim 1, wherein the driving unit comprises two sets of magnetic repulsion modules, the magnetic repulsion modules comprise an electrified magnet (13) and a permanent magnet (12), the permanent magnet (12) is fixedly embedded in the limiting disc (9), the electrified magnet (13) is fixedly arranged on the inner wall of the fixed housing (2), and the magnetic pole of the electrified magnet (13) is the same as that of the permanent magnet (12).

3. The energy-saving controllable disc hydraulic oil pump device according to claim 2, characterized in that the magnetic poles of the permanent magnets (12) in the two sets of magnetic repulsion modules are the same, and the repulsion force between the two permanent magnets (12) is smaller than the repulsion force of the energized magnet (13) to the permanent magnets (12).

4. Energy saving controllable disc hydraulic oil pump device according to claim 3, characterized in that the permanent magnet (12) and the energizing magnet (13) are both of annular configuration.

5. The energy-saving controllable disc type hydraulic oil pump device according to claim 1, characterized in that the number of the shift levers (10) and the shift grooves (11) is four, and the four shift levers (10) and the shift grooves (11) are arranged in an annular array.