CN214499386U - Combined hydraulic pump - Google Patents

Abstract

The utility model discloses a combined hydraulic pump; the utility model discloses a pump body shell, fixedly connected with baffle in the pump body shell, the baffle top is provided with the heat absorption chamber, the motor is installed to the bottom in the pump body shell, the power take off end of motor is connected with the power input end of screw rod, spiral shell on the screw rod and be connected with the sliding block, sliding block top fixedly connected with ejector pin, the ejector pin top runs through behind the baffle with fixedly connected with waterproof housing, and the reverse rotation motor just can make waterproof housing resume the normal position, and it is all comparatively simple to dismantle the mounting box of combination pump body, and it is comparatively convenient to use.

Description

Combined hydraulic pump

Technical Field

The utility model relates to a combination pump equipment technical field specifically is a modular hydraulic pump.

Background

The hydraulic pump is a power element of a hydraulic system, and is an element which is driven by an engine or an electric motor, sucks oil from a hydraulic oil tank, forms pressure oil, discharges the pressure oil and sends the pressure oil to an execution element. The hydraulic pump is divided into a gear pump, a plunger pump, a vane pump and a screw pump according to the structure.

The patent number CN105569973A provides a combined hydraulic pump, which comprises two hydraulic pumps, a discharge pipeline, a suction pipeline and a frame, wherein each hydraulic pump comprises a power end and a hydraulic end; the power end comprises a power oil cylinder, a driving plug body arranged in the power oil cylinder, a driving plunger rod, a driven plunger cylinder and a driven plug body arranged in the driven plunger cylinder; the slurry inlet of the hydraulic end is communicated with the suction pipeline through a flange plate, the slurry outlet of the hydraulic end is communicated with the discharge pipeline through a flange plate, one of the slurry inlet and the slurry outlet is communicated with the discharge pipeline through a flange plate, and when the driving plug body of the hydraulic pump is positioned at the hinged end of the power oil cylinder, the other slurry inlet and the discharge pipeline are communicated. The utility model discloses a hydraulic pump combination adopts the single cylinder as the power end, and the installation is simple to a large amount of parts of traditional power end have been saved, consequently it is convenient to maintain, and area is little, and the total amount is less than former power end 1/20, and the piston functioning speed in the hydro-cylinder is invariable simultaneously, and the discharge capacity of reciprocating pump is undulant little.

The above patents also have the following disadvantages: 1. when the combined pump body is maintained, the combined pump body cannot be simply and conveniently disassembled and assembled, so that the combined pump body is not convenient to use and cannot meet the use requirement; 2. when the combined pump works, the whole movement generated by the combined pump cannot be absorbed, the noise is high, a heat dissipation structure of the combined pump is not arranged, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular hydraulic pump to what put forward among the above-mentioned background art is solved overhauls the combination pump body and when maintaining the guarantor, can not be simple and convenient dismantles the combination pump body and installs the volume, and it is convenient inadequately to use, can not satisfy user demand's problem.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a combined hydraulic pump, includes pump body shell, fixedly connected with baffle in the pump body shell, the baffle top is provided with the heat absorption chamber, the motor is installed to the bottom in the pump body shell, the power take off end of motor is connected with the power input end of screw rod, spiral shell closes on the screw rod and is connected with the sliding block, sliding block top fixedly connected with ejector pin, the ejector pin top run through behind the baffle with the waterproof shell of fixedly connected with, the cooperation is connected with sealed the pad on the ejector pin, install the combination pump body in the waterproof shell, the surface bonding has the graphite paster outside the waterproof shell.

Preferably, the bottom fixedly connected with bottom plate of pump body shell, the screw has been seted up to bottom plate one side, the mounting groove has been seted up in the bottom plate, install the water tank in the mounting groove, the delivery port of water tank one side extends and gets into pump body shell fit-in and is connected with the circulating pump, just can finish pump body shell whole installation through the screw, and the circulating pump can be with the water suction in the water tank to the heat absorption intracavity.

Preferably, the play water end and the cooperation of heat absorption chamber of circulating pump are connected, heat absorption chamber one side cooperation is connected with the back flow, the back flow bottom extends to be connected with the water tank cooperation in getting into the mounting groove, the bottom plate bottom is provided with the heat dissipation chamber, heat dissipation net is installed to heat dissipation chamber bottom, the fan is installed at heat dissipation net top, and after heat absorption intracavity filled with liquid, can be quick absorb the heat on waterproof case surface to carry out quick heat dissipation cooling to the combination pump body and handle, the water after the heat absorption passes through the back flow and flows back to the water tank in, through the fan with higher speed the air convection, cool down the water in the water tank, thereby can make the temperature of water can not rise very fast, thereby keep the effect to the heat dissipation cooling of combination pump body.

Preferably, a hollow groove is formed in the pump body shell, hydraulic oil is filled in the hollow groove, a through groove is formed in one side of the pump body shell, a connecting rod is fixedly connected to one side of the waterproof shell, one end of the connecting rod runs through the through groove and extends into the hollow groove, a transverse plate is fixedly connected to the inner side of the through groove, a through hole is formed in the transverse plate, the contact area of the transverse plate and the hydraulic oil is increased through the through hole formed in the transverse plate, the hydraulic oil absorbs vibration on the transverse plate, noise can be absorbed through the hydraulic oil, dual shock absorption measures can greatly reduce vibration generated in work, the practicability of the combined pump is improved, and the combined pump is suitable for wide popularization and use.

Preferably, the rubber block is installed to hollow inslot bottom, rubber block top fixedly connected with damping spring, damping spring top and diaphragm swing joint, fixedly connected with support column on the connecting rod, support column top fixedly connected with closing plate, closing plate and pump body shell top swing joint, vibrations make diaphragm make damping spring take place deformation through the connecting rod, and the piston in the damping spring reciprocates, and the fluid in the damping spring intracavity just flows into another intracavity through different holes from a chamber repeatedly, and the friction between pore wall and fluid and the internal friction between the fluid molecule form damping force to the vibration this moment, make device vibration energy turn into fluid heat energy, absorb by the shock absorber again and give off in the atmosphere to make and absorb vibrations.

Preferably, the electric power output that is connected with external power source in the electric power input of motor, circulating pump, fan and combination pump body, can be simple cool down the combination pump and handle, and can reduce vibrations and the noise that produces at the during operation, can satisfy the user demand.

Preferably, the bottom fixed surface is connected with flexible cover in the pump body shell, the nested telescopic link that has in the flexible cover drives the flexible of telescopic link through flexible cover for the mounting box of combination pump body is dismantled all comparatively simply.

Preferably, telescopic link top and sliding block fixed connection, bottom fixed connection in through telescopic link and telescope tube and pump body shell, so when the screw rod is rotatory, can make the sliding block upwards or move down on the screw rod through spiral shell structure, when the screw rod clockwise rotation, the sliding block drives the ejector pin and rises to make the waterproof shell with ejector pin fixed connection rise.

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

1. the utility model discloses, can finish the pump body shell is whole to be installed through the screw, when needing to maintain the combination pump body to overhaul after the combination pump body is used for a long time, can open the motor through control switch, make the screw rod begin to rotate, because the sliding block that is connected with the screw rod spiral shell at this moment passes through telescopic link and telescope tube and pump body shell bottom fixed connection, so when the screw rod rotates, can make the sliding block through spiral shell structure upwards or downwards move on the screw rod, when the screw rod clockwise rotates, the sliding block drives the ejector pin and rises, thereby make the waterproof shell fixedly connected with the ejector pin rise, thereby make the closing plate rise through the support column, when the waterproof shell moves to the outside of pump body shell, close the motor, at this moment can carry out routine maintenance and overhaul measure to the combination pump body, after the maintenance is finished, the reverse rotation motor can make the waterproof shell resume normal position, the mounting box of the combined pump body is simple to disassemble, and the combined pump body is convenient to use.

2. The utility model discloses, when the combination pump body is worked, the circulating pump can be with the water suction of water tank to the heat absorption intracavity, the heat that the combination pump body produced distributes evenly on the surface of waterproof shell under the effect of graphite paster, after the heat absorption intracavity filling was full of liquid this moment, can absorb the heat on waterproof shell surface fast, thereby carry out quick heat dissipation cooling treatment to the combination pump body, the water after the heat absorption flows back to the water tank through the return line, and then through fan accelerated air convection, cool down the water in the water tank, thereby can make the temperature of water not rise very fast, thereby keep the effect of the heat dissipation cooling to the combination pump body, and when the combination pump body was worked, vibrations made the diaphragm take place the deformation damping spring through the connecting rod, the piston in the damping spring reciprocates, the fluid in the damping spring intracavity just flows into another intracavity from a chamber through different apertures repeatedly, at this moment, friction between pore wall and fluid and the internal friction between fluid molecules form damping force to the vibration, make device vibration energy convert to fluid heat energy, absorb by the shock absorber and give off to the atmosphere again, thereby make and absorb vibrations, and the through-hole of seting up on the diaphragm has increased the area of contact of diaphragm and hydraulic oil, make hydraulic oil absorb the vibration on the diaphragm, and can absorb the noise through hydraulic oil, dual shock attenuation measure, can reduce the vibration that produces in the work by a wide margin, the practicality of combination pump has been improved, and the wide spread and use is suitable.

Drawings

Fig. 1 is a schematic overall structure diagram of a combined hydraulic pump according to an embodiment of the present invention;

fig. 2 is a partial schematic structural view of a combined hydraulic pump according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a pump body housing of a combined hydraulic pump according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an external whole of a combined hydraulic pump according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a transverse plate of the combined hydraulic pump according to the embodiment of the present invention.

In the figure: 1. a pump body housing; 2. a slider; 3. a telescopic rod; 4. a circulation pump; 5. a telescopic sleeve; 6. a rubber block; 7. mounting grooves; 8. a water tank; 9. a fan; 10. a motor; 11. a heat dissipation cavity; 12. a heat removal network; 13. a return pipe; 14. a base plate; 15. a support pillar; 16. a waterproof housing; 17. a screw; 18. Sticking graphite sheets; 19. a combination pump body; 20. a sealing plate; 21. a connecting rod; 22. a through groove; 23. a transverse plate; 24. a damping spring; 25. a partition plate; 26. a screw hole; 27. a top rod; 28. a gasket; 29. A heat absorption cavity; 30. a hollow groove; 31. hydraulic oil; 32. and a through hole.

Detailed Description

In order to solve the above-mentioned when the combined pump body that provides overhauls and dimension guarantor among the background art, can not be simple and convenient dismantle and install the volume to the combined pump body, it is convenient inadequately to use, can not satisfy user demand's problem, the embodiment of the utility model provides a modular hydraulic pump. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, the present embodiment provides a combined hydraulic pump, which includes a pump body housing 1, a partition 25 is fixedly connected in the pump body housing 1, a heat absorption cavity 29 is disposed at the top of the partition 25, a motor 10 is mounted at the bottom in the pump body housing 1, a power output end of the motor 10 is connected with a power input end of a screw 17, a sliding block 2 is screwed on the screw 17, a top rod 27 is fixedly connected at the top of the sliding block 2, a top end of the top rod 27 penetrates through the partition 25 and is fixedly connected with a waterproof housing 16, a sealing pad 28 is connected on the top rod 27 in a matching manner, a combined pump body 19 is mounted in the waterproof housing 16, a graphite patch 18 is bonded on the outer side surface of the waterproof housing 16, a telescopic sleeve 5 is fixedly connected on the inner bottom surface of the pump body housing 1, a telescopic rod 3 is nested in the telescopic sleeve 5, a top end of the telescopic rod 3 is fixedly connected with the sliding block 2, and a mounting box of the combined pump body 19 is relatively simple to disassemble, the use is more convenient.

In this embodiment, the pump body housing 1 can be integrally installed through the screw hole 26 when in use, when maintenance and inspection of the combined pump body 19 is required after the combined pump body 19 is used for a long time, the motor 10 can be turned on by the control switch to enable the screw rod 17 to rotate, because the sliding block 2 screwed with the screw rod 17 is fixedly connected with the inner bottom of the pump body housing 1 through the telescopic rod 3 and the telescopic sleeve 5, when the screw rod 17 rotates, the sliding block 2 can move upwards or downwards on the screw rod 17 through the screwing structure, when the screw rod 17 rotates clockwise, the sliding block 2 drives the ejector rod 27 to ascend, so that the waterproof housing 16 fixedly connected with the ejector rod 27 ascends, so that the sealing plate 20 ascends through the supporting column 15, when the waterproof housing 16 moves to the outside of the pump body housing 1, the motor 10 is turned off, and at this time, the combined pump body 19 can be routinely maintained and inspected, after the maintenance is finished, the waterproof housing 16 can be restored by the reverse rotation motor 10, when the combined pump body 19 works, the circulating pump 4 can pump the water in the water tank 8 into the heat absorption cavity 29, the heat generated by the combined pump body 19 is uniformly distributed on the surface of the waterproof housing 16 under the action of the graphite patch 18, at the moment, after the heat absorption cavity 29 is filled with liquid, the heat on the surface of the waterproof housing 16 can be quickly absorbed, so that the combined pump body 19 is quickly subjected to heat dissipation and cooling treatment, the heat-absorbed water flows back into the water tank 8 through the return pipe 13, then the air convection is accelerated by the fan 9 to cool the water in the water tank 8, so that the temperature of the water cannot be quickly raised, the heat dissipation and cooling effects on the combined pump body 19 are kept, and when the combined pump body 19 works, the transverse plate 23 is vibrated through the connecting rod 21 to deform the damping spring 24, piston in the damping spring 24 reciprocates, fluid in the damping spring 24 intracavity just flows into another intracavity through different holes from a chamber repeatedly, the friction between pore wall and fluid and the internal friction between fluid molecule form damping force to the vibration this moment, make device vibration energy convert into fluid heat energy, absorb by the shock absorber again and give off in the atmosphere, thereby make and absorb vibrations, and the through-hole 32 of seting up has increased the area of contact of diaphragm 23 with hydraulic oil 31 on the diaphragm 23, make hydraulic oil 31 absorb the vibration on the diaphragm 23, and can absorb the noise through hydraulic oil 31.

Example 2

Please refer to fig. 1 to fig. 5, which are further improved based on embodiment 1: the bottom of the pump body shell 1 is fixedly connected with a bottom plate 14, one side of the bottom plate 14 is provided with a screw hole 26, the bottom plate 14 is internally provided with a mounting groove 7, a water tank 8 is arranged in the mounting groove 7, a water outlet at one side of the water tank 8 extends into the pump body shell 1 to be matched and connected with a circulating pump 4, the water outlet end of the circulating pump 4 is matched and connected with a heat absorption cavity 29, one side of the heat absorption cavity 29 is matched and connected with a return pipe 13, the bottom end of the return pipe 13 extends into the mounting groove 7 to be matched and connected with the water tank 8, the bottom of the bottom plate 14 is provided with a heat dissipation cavity 11, the bottom of the heat dissipation cavity 11 is provided with a heat dissipation network 12, the top of the heat dissipation network 12 is provided with a fan 9, the pump body shell 1 is internally provided with a hollow groove 30, the hollow groove 30 is filled with hydraulic oil 31, one side of the pump body shell 1 is provided with a through groove 22, one side of the waterproof shell 16 is fixedly connected with a connecting rod 21, one end of the connecting rod penetrates through the through groove 22 to extend into the hollow groove 30 to be fixedly connected with a transverse plate 23, the transverse plate 23 is provided with a through hole 32, the bottom of the hollow groove 30 is provided with the rubber block 6, the top of the rubber block 6 is fixedly connected with a damping spring 24, the top end of the damping spring 24 is movably connected with the transverse plate 23, the connecting rod 21 is fixedly connected with a supporting column 15, the top end of the supporting column 15 is fixedly connected with a sealing plate 20, the sealing plate 20 is movably connected with the top of the pump body shell 1, the electric input ends of the motor 10, the circulating pump 4, the fan 9 and the combined pump body 19 are internally connected with an electric output end of an external power supply, the through hole 32 arranged on the transverse plate 23 increases the contact area of the transverse plate 23 and hydraulic oil 31, so that the hydraulic oil 31 absorbs the vibration on the transverse plate 23, and the noise can be absorbed by the hydraulic oil 31, and the double shock absorption measures, the vibration generated in the work can be greatly reduced, the practicability of the combined pump is improved, and the combined pump is suitable for wide popularization and application.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a combined hydraulic pump, includes pump body shell (1), its characterized in that, fixedly connected with baffle (25) in pump body shell (1), baffle (25) top is provided with heat absorption chamber (29), motor (10) are installed to the bottom in pump body shell (1), the power take off end of motor (10) is connected with the power input end of screw rod (17), spiral shell is connected with sliding block (2) on screw rod (17), sliding block (2) top fixedly connected with ejector pin (27), ejector pin (27) top run through behind baffle (25) with fixedly connected with waterproof housing (16), the cooperation is connected with sealed pad (28) on ejector pin (27), install combination pump body (19) in waterproof housing (16), waterproof housing (16) outside surface bonds has graphite paster (18).

2. The modular hydraulic pump of claim 1, wherein: the pump body shell (1) bottom fixedly connected with bottom plate (14), screw (26) have been seted up to bottom plate (14) one side, mounting groove (7) have been seted up in bottom plate (14), install water tank (8) in mounting groove (7), the delivery port of water tank (8) one side extends and gets into pump body shell (1) fit in and is connected with circulating pump (4).

3. The modular hydraulic pump of claim 2, wherein: the water outlet end of the circulating pump (4) is connected with the heat absorption cavity (29) in a matched mode, one side of the heat absorption cavity (29) is connected with the return pipe (13) in a matched mode, the bottom end of the return pipe (13) extends into the installation groove (7) to be connected with the water tank (8) in a matched mode, the bottom of the bottom plate (14) is provided with the heat dissipation cavity (11), the bottom of the heat dissipation cavity (11) is provided with the heat dissipation net (12), and the top of the heat dissipation net (12) is provided with the fan (9).

4. A modular hydraulic pump as claimed in claim 3, wherein: open in pump body shell (1) hollow groove (30), hollow groove (30) intussuseption is filled with hydraulic oil (31), logical groove (22) have been seted up to pump body shell (1) one side, waterproof shell (16) one side fixedly connected with connecting rod (21), connecting rod (21) one end is run through and is extended to get into hollow groove (30) interior fixedly connected with diaphragm (23) in logical groove (22), through-hole (32) have been seted up on diaphragm (23).

5. The modular hydraulic pump of claim 4, wherein: rubber block (6) are installed to the bottom in hollow groove (30), rubber block (6) top fixedly connected with damping spring (24), damping spring (24) top and diaphragm (23) swing joint, fixedly connected with support column (15) on connecting rod (21), support column (15) top fixedly connected with closing plate (20), closing plate (20) and pump body shell (1) top swing joint.

6. The modular hydraulic pump of claim 5, wherein: and the power input ends of the motor (10), the circulating pump (4), the fan (9) and the combined pump body (19) are internally connected with the power output end of an external power supply.

7. The modular hydraulic pump of claim 6, wherein: the pump body shell (1) is characterized in that a telescopic sleeve (5) is fixedly connected to the surface of the bottom of the pump body shell (1), and a telescopic rod (3) is embedded in the telescopic sleeve (5).

8. The modular hydraulic pump of claim 7, wherein: the top end of the telescopic rod (3) is fixedly connected with the sliding block (2).

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