CN214366962U

CN214366962U - Hydraulic power unit

Info

Publication number: CN214366962U
Application number: CN202023226965.2U
Authority: CN
Inventors: 林福明
Original assignee: Ningbo Zhenhai Tiandi Hydraulic Co ltd
Current assignee: Ningbo Zhenhai Tiandi Hydraulic Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-08
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a hydraulic power unit, which comprises a pump frame, an oil tank and a manual pump, wherein a rocker is detachably arranged on the pump frame, a pipe box for storing an oil pipe is arranged on the pump frame, and a handle is arranged on the pump frame and used for moving the pump frame; the oil tank is fixed on the pump frame, and the top of the oil tank is provided with an oil suction port and an oil filling port; the manual pump is correspondingly arranged at the oil suction port and comprises an oil suction pipe extending into the oil tank and a handle bracket for inserting the rocker, and an oil outlet is formed in the manual pump; inserting the rocker into the handle bracket and reciprocating the rocker to drive the manual pump to work, wherein the oil suction pipe sucks oil in the oil tank and pumps the oil out of the oil outlet. The utility model discloses when realizing manual drive, possess simple structure compactness, remove convenient and easy operation's advantage.

Description

Hydraulic power unit

Technical Field

The utility model relates to a hydraulic power unit technical field, in particular to hydraulic power unit.

Background

The hydraulic power unit is an oil supply device and is mainly applied to a hydraulic system, a hydraulic device, a hydraulic tool and the like. At present, a hydraulic power unit mainly drives a hydraulic pump through a motor to pump oil in an oil tank out to supply to a corresponding hydraulic device and the like, but when an electric power system fails or cannot work, the hydraulic power unit cannot be normally used; and the structures of the motor, the hydraulic pump and other devices are relatively complex and heavy, and the movement is relatively troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a hydraulic power unit, when realizing manual drive, possess simple structure compactness, remove convenient and easy operation's advantage.

The utility model provides a technical scheme that its technical problem adopted is: a hydraulic power unit comprises a pump frame, an oil tank and a manual pump, wherein a rocker is detachably mounted on the pump frame, a pipe box for storing an oil pipe is arranged on the pump frame, and a handle is arranged on the pump frame and used for moving the pump frame; the oil tank is fixed on the pump frame, and the top of the oil tank is provided with an oil suction port and an oil filling port; the manual pump is correspondingly arranged at the oil suction port and comprises an oil suction pipe extending into the oil tank and a handle bracket for inserting the rocker, and an oil outlet is formed in the manual pump; inserting the rocker into the handle bracket and reciprocating the rocker to drive the manual pump to work, wherein the oil suction pipe sucks oil in the oil tank and pumps the oil out of the oil outlet.

The manual pump further comprises a pump body and a piston rod, the pump body is fixed on the oil tank, the oil outlet is formed in the pump body, a piston cylinder is arranged on the pump body, the top end of the piston cylinder is communicated with the oil outlet through a first channel, the bottom end of the piston cylinder is communicated with the oil suction pipe, and a first oil inlet one-way valve is arranged at the bottom end of the piston cylinder; the top of piston rod with handle support's one end is articulated, handle support's the other end pass through the connecting rod with the pump body is articulated, the bottom of piston rod be equipped with piston cylinder sliding seal complex piston, the piston will the inner chamber of piston cylinder is separated for epicoele and cavity down, seted up the intercommunication on the piston the epicoele with the second passageway of cavity down, be equipped with second oil feed check valve in the second passageway.

Further, a sealing gasket is arranged between the pump body and the oil tank in a pressing mode; the sealing performance is improved, and oil leakage is avoided.

Furthermore, a stop valve for controlling the on-off of the first channel is arranged on the pump body.

Further, the pump frame is L-shaped; the pump frame is convenient to move, and other parts are convenient to install on the pump frame.

Furthermore, the two sides of the pump frame are respectively provided with the pipe box, so that more oil pipes can be stored, the oil outlet is effectively prolonged, and oil supply is convenient; the platform is arranged on the pump frame, so that tools can be conveniently placed, the hands of operators are liberated, and the movement is more convenient.

Furthermore, a sleeve is arranged on the pump frame, and the rocker is inserted in the sleeve; the rocker is convenient to store.

Furthermore, an anti-slip sleeve is sleeved on the rocker; playing the antiskid role and facilitating the holding of the operator.

Further, an oil cover for opening and closing the oil filling opening is arranged on the oil tank; the oil tank is convenient to seal, and oil is prevented from flowing out in the moving process.

The utility model has the advantages that: firstly, when the manual oil supply device works, a rocker is inserted into a handle support and is rocked in a reciprocating mode to drive a manual pump to work, an oil suction pipe sucks oil in an oil tank and pumps the oil out of an oil outlet, manual oil supply is achieved, other power is not needed, and the problem that a power system in the prior art fails and cannot be used normally is solved; secondly, the oil tank provided with the manual pump is directly arranged on the pump frame, the structure is simple and compact, the weight is light, and when the oil tank needs to be moved, the hydraulic power unit can be dragged by holding the handle by hands, so that the movement is very convenient; thirdly, when the hydraulic device is connected, oil pumping can be realized only by taking out the oil pipe in the pipe box, connecting one end of the oil pipe with the hydraulic device, connecting the other end of the oil pipe with the oil outlet, and manually shaking the rocker, so that the operation is very simple; generally, the utility model discloses when realizing manual drive, still possess simple structure compactness, remove convenient and easy operation's advantage.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded schematic view of the present invention.

Fig. 3 is a schematic structural diagram of the manual pump of the present invention.

Shown in the figure: 1-a pump frame; 11-a handle; 12-a platform; 13-a sleeve; 2-an oil tank; 21-an oil suction opening; 22-an oil filling port; 3-a manual pump; 31-an oil suction pipe; 32-a handle holder; 33-a pump body; 331-an oil outlet; 332 — a first channel; 34-a piston rod; 341-piston; 342-a second channel; 35-a piston cylinder; 36-a first oil inlet check valve; 37-a connecting rod; 38-a second oil inlet check valve; 39-stop valve; 4-a rocker; 5-a pipe box; 6-a sealing gasket; 7-an anti-slip sleeve; 8-oil cover; 9-plug; 10-a filter screen.

Detailed Description

For a more intuitive and complete understanding of the technical solution of the present invention, the following non-limiting characteristic description is now performed by combining the drawings of the present invention:

as shown in fig. 1 to 3, a hydraulic power unit includes a pump frame 1, an oil tank 2 and a manual pump 3, a rocker 4 is detachably mounted on the pump frame 1, a pipe box 5 for storing an oil pipe is arranged on the pump frame 1, a handle 11 is arranged on the pump frame 1, and the handle 11 is used for moving the pump frame 1; the oil tank 2 is fixed on the pump frame 1, and the top of the oil tank 2 is provided with an oil suction port 21 and an oil filling port 22; the manual pump 3 is correspondingly arranged at the oil suction port 21, the manual pump 3 comprises an oil suction pipe 31 extending into the oil tank 2 and a handle bracket 32 for inserting the rocker 4, and the manual pump 3 is provided with an oil outlet 331; the rocker 4 is inserted into the handle bracket 32 and the rocker 4 is rocked to and fro to drive the manual pump 3 to work, and the oil suction pipe 31 sucks the oil in the oil tank 2 and pumps the oil out of the oil outlet 331.

The manual pump 3 further comprises a pump body 33 and a piston rod 34, the pump body 33 is fixed on the oil tank 2, the oil outlet 331 is formed in the pump body 33, a piston cylinder 35 is arranged on the pump body 33, the top end of the piston cylinder 35 is communicated with the oil outlet 331 through a first channel 332, the bottom end of the piston cylinder 35 is communicated with the oil suction pipe 31, and the bottom end of the piston cylinder 35 is provided with a first oil inlet one-way valve 36; the top end of the piston rod 34 is hinged with one end of the handle support 32, the other end of the handle support 32 is hinged with the pump body 33 through the connecting rod 37, the bottom end of the piston rod 34 is provided with a piston 341 which is in sliding sealing fit with the piston cylinder 35, the piston 341 divides the inner cavity of the piston cylinder 35 into an upper cavity and a lower cavity, the piston 341 is provided with a second channel 342 which communicates the upper cavity and the lower cavity, and the second channel 342 is internally provided with a second oil inlet one-way valve 38.

Specifically, the pump body 33 is further provided with a pressure gauge for displaying the oil pressure in the channel and ensuring the normal operation of the manual pump 3; the pump body 33 is also provided with a dust cover which is in sleeve fit with the piston rod 34, the top end of the dust cover is hermetically connected with the piston rod 34, and the bottom end of the dust cover is hermetically connected with the pump body 33, so that the dust cover plays a role in preventing dust, keeps the piston rod 34 clean, and prolongs the service life; the bottom end of the piston cylinder 35 is provided with a filter screen 10 corresponding to the oil suction pipe 31, so that the oil entering the manual pump 3 is relatively clean.

A sealing gasket 6 is arranged between the pump body 33 and the oil tank 2 in a pressing way; the pump body 33 is provided with a stop valve 39 for controlling the opening and closing of the first passage 332.

The pump frame 1 is L-shaped; two sides of the pump frame 1 are respectively provided with a pipe box 5, and the pump frame 1 is provided with a platform 12; the pump frame 1 is provided with a sleeve 13, and the rocker 4 is inserted in the sleeve 13; the rocker 4 is sleeved with an anti-slip sleeve 7.

An oil cover 8 for opening and closing the oil filling port 22 is arranged on the oil tank 2; specifically, an oil discharge port sealed by a plug 9 is arranged at the bottom end of the oil tank 2, so that oil in the oil tank 2 can be conveniently discharged, and the oil tank 2 can be conveniently cleaned.

The utility model discloses a specific theory of operation is as follows, when using, only need to hold handle 11 with the hand, drag this hydraulic power unit to near being close to hydraulic means, then take out the oil pipe in the pipe case 5, be connected oil pipe one end and hydraulic means, oil-out 331 is connected to the other end, insert rocker 4 in handle support 32 again and reciprocal rocking rocker 4 in order to order about manual pump 3 work, oil suction pipe 31 absorbs the fluid in the oil tank 2, fluid passes through first oil feed check valve 36 in proper order, the lower chamber, second feed liquid check valve 38, second passageway 342, upper chamber and first passageway 332, under the effect of first oil feed check valve 36 and second oil feed check valve 38, fluid can not flow backwards, at last pump out from oil-out 331, realize manual fuel feeding from this.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. A hydraulic power unit characterized by: the oil pipe cleaning device comprises a pump frame (1), an oil tank (2) and a manual pump (3), wherein a rocker (4) is detachably mounted on the pump frame (1), a pipe box (5) for storing an oil pipe is arranged on the pump frame (1), a handle (11) is arranged on the pump frame (1), and the handle (11) is used for moving the pump frame (1);

the oil tank (2) is fixed on the pump frame (1), and the top of the oil tank (2) is provided with an oil suction port (21) and an oil filling port (22);

the manual pump (3) is correspondingly arranged at the oil suction port (21), the manual pump (3) comprises an oil suction pipe (31) extending into the oil tank (2) and a handle bracket (32) for inserting the rocker (4), and an oil outlet (331) is formed in the manual pump (3);

inserting the rocker (4) into the handle bracket (32) and reciprocating the rocker (4) to drive the manual pump (3) to work, wherein the oil suction pipe (31) sucks the oil in the oil tank (2) and pumps the oil out of the oil outlet (331).

2. A hydraulic power unit as claimed in claim 1, wherein: the manual pump (3) further comprises a pump body (33) and a piston rod (34), the pump body (33) is fixed on the oil tank (2), the oil outlet (331) is formed in the pump body (33), a piston cylinder (35) is arranged on the pump body (33), the top end of the piston cylinder (35) is communicated with the oil outlet (331) through a first channel (332), the bottom end of the piston cylinder (35) is communicated with the oil suction pipe (31), and a first oil inlet one-way valve (36) is arranged at the bottom end of the piston cylinder (35); the top of piston rod (34) with the one end of handle support (32) is articulated, the other end of handle support (32) pass through connecting rod (37) with the pump body (33) are articulated, the bottom of piston rod (34) be equipped with piston cylinder (35) sliding seal complex piston (341), piston (341) will the inner chamber of piston cylinder (35) is separated for epicoele and cavity of resorption, seted up the intercommunication on piston (341) the epicoele with second passageway (342) of cavity of resorption, be equipped with second oil feed check valve (38) in second passageway (342).

3. A hydraulic power unit as claimed in claim 2, wherein: and a sealing gasket (6) is arranged between the pump body (33) and the oil tank (2) in a pressing mode.

4. A hydraulic power unit as claimed in claim 2, wherein: and a stop valve (39) for controlling the on-off of the first channel (332) is arranged on the pump body (33).

5. A hydraulic power unit according to any one of claims 1 to 4, characterized in that: the pump frame (1) is L-shaped.

6. A hydraulic power unit as claimed in claim 5, wherein: the pump rack is characterized in that the pipe box (5) is arranged on each of two sides of the pump rack (1), and a platform (12) is arranged on the pump rack (1).

7. A hydraulic power unit as claimed in claim 5, wherein: the pump frame (1) is provided with a sleeve (13), and the rocker (4) is inserted in the sleeve (13).

8. A hydraulic power unit as claimed in claim 5, wherein: and the rocker (4) is sleeved with an anti-slip sleeve (7).

9. A hydraulic power unit as claimed in claim 5, wherein: and an oil cover (8) for opening and closing the oil filling port (22) is arranged on the oil tank (2).