CN218439643U

CN218439643U - Bidirectional hydraulic multipurpose large-flow hand pump

Info

Publication number: CN218439643U
Application number: CN202222899969.XU
Authority: CN
Inventors: 杨伟; 方长来; 孙八一
Original assignee: Anhui Kedun Civil Air Defense Engineering Co ltd
Current assignee: Anhui Kedun Civil Air Defense Engineering Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-02-03
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a large-traffic hand pump of two-way hydraulic pressure multipurpose relates to hand pump technical field, including the pump body and box, the top of the pump body is equipped with seal assembly, two connecting plates of the top fixedly connected with of the pump body, and the top fixedly connected with of two connecting plates props up a frame, and the inboard of propping up a frame is equipped with spacing subassembly, and the box is located a frame's bottom inboard, the beneficial effects of the utility model are that: be convenient for operate the box inside through opening sealed card lid, be convenient for stimulate two slides respectively with two spouts, two dead lever looks sliding separation, be convenient for take out the filter screen in advance and clear up or change, be convenient for install the filter screen in advance simultaneously, be convenient for prefilter oil, the inside filtration of the cooperation pump body of being convenient for further filters oil, be favorable to reducing the condition that the jam appears in the inside filter screen of the pump body, prevent to appear needing repeatedly to dismantle comparatively hard condition to the inside filtration of the pump body.

Description

Bidirectional hydraulic multipurpose large-flow hand pump

Technical Field

The utility model relates to a hand pump, in particular to large-traffic hand pump of two-way hydraulic pressure multipurpose belongs to hand pump technical field.

Background

The use of hand pump is comparatively common, hand pump is when shaking the handle with the hand reciprocal, make the piston make reciprocating motion through transmission mechanism such as axle, rocking arm, connecting rod, in same time, the cylinder body left side is because the compression of piston, make the pressure water valve top open, liquid discharges through the discharge tube, if the direction of motion of piston returns when right, then pump cylinder left side inhales liquid, pump cylinder right side discharge liquid, reciprocating like this inhales the discharge to the liquid, form the work of pump, wherein application number "CN201821945962.4" discloses "a two-way hydraulic multipurpose large-traffic hand pump" also is the technology of matcing day by day, it "through the threaded connection with sealed lid and oil inlet," can be more convenient open sealed lid, be convenient for annotate oil to the pump body, carry out filtration when can be to the oil that injects in the pump body through first filter screen, prevent that the in-process of the preliminary circulation in the pump body from blockking communicating pipe, connect through the top of pull rod and oil inlet spacing groove, can comparatively convenient with first filter screen shift out, the first filter screen of the application number "CN 1684.2019, the drawback that the technology that the primary circulation in the process that the hand pump was disclosed still had used in the concrete installation technology, but there are:

1) When the filter is actually used, a pre-filtering structure is not arranged, so that the situation that a subsequent filter screen is blocked is easily caused;

2) Meanwhile, no sealing structure is arranged at the joint of the pipeline, which is not beneficial to improving the sealing performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-traffic hand pump of two-way hydraulic pressure multipurpose to what provide among the above-mentioned background art is solved does not be equipped with filtration in advance when the in-service use, leads to the problem of the condition that jam appears in follow-up filter screen easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a large-traffic hand pump of two-way hydraulic pressure multipurpose, includes the pump body and box, the top of the pump body is equipped with seal assembly, two connecting plates of the top fixedly connected with of the pump body, two the frame is propped up to the top fixedly connected with of connecting plate, the inboard of propping up the frame is equipped with spacing subassembly, the box is located prop up the bottom inboard of frame, the positive block of box is connected with sealed card lid, the spout, two have all been seted up to the inside of box both sides the equal sliding connection in inboard of spout has slide, two fixedly connected with prefilter net between the slide, the bottom fixedly connected with communicating pipe of box.

Preferably, spacing subassembly includes first lead screw, second lead screw, two limiting plates and two rubber pads, screw-nut is passed through in the outside of first lead screw with prop up the inside threaded connection of frame one side, screw-nut is passed through in the outside of second lead screw with prop up the inside threaded connection of frame opposite side, the one end of first lead screw with the equal fixedly connected with of one end of second lead screw changes the piece, two the limiting plate rotates respectively and sets up two the one end of changeing the piece, two the rubber pad is fixed respectively and is set up two one side of limiting plate.

Preferably, the outer sides of the two limiting plates are attached to the inner wall of the supporting frame.

Preferably, one side of each of the two rubber pads is attached to the two sides of the box body respectively.

Preferably, the sealing assembly comprises a thread block and a sealing outer ring, the thread block is fixedly arranged on the outer side of the communicating pipe, the outer side of the thread block is in threaded connection with a sealing inner ring, and the sealing outer ring is fixedly arranged on the outer side of the sealing inner ring.

Preferably, the top end of the box body is connected with a sealing round cover in a clamping mode, the top end of the box body is provided with an oil inlet in an opening and closing mode, and the sealing round cover is located right above the oil inlet.

Preferably, an oil through opening is formed in the top end of the pump body, and the outer side of the communicating pipe is attached to the inner side of the oil through opening.

Preferably, the inner sides of the two sliding grooves are fixedly connected with fixing rods, and the inner sides of the two sliding plates are respectively connected with the outer sides of the two fixing rods in a sliding manner.

Compared with the prior art, the utility model provides a pair of large-traffic hand pump of two-way hydraulic pressure multipurpose has following beneficial effect:

1. a bidirectional hydraulic multipurpose large-flow hand pump is convenient to operate the interior of a box body by opening a sealing clamping cover, is convenient to pull two sliding plates to be respectively separated from two sliding grooves and two fixing rods in a sliding manner, is convenient to take out a pre-filtering net for cleaning or replacing, is convenient to install the pre-filtering net at the same time, is convenient to pre-filter oil, is convenient to further filter the oil by matching with a filtering structure in a pump body, is favorable for reducing the blocking condition of the filtering net in the pump body, and prevents the condition that the filtering structure in the pump body needs to be repeatedly disassembled with great labor;

2. the utility model provides a large-traffic hand pump of two-way hydraulic pressure multipurpose, is convenient for drive two limiting plate translation removal through rotating first lead screw and second lead screw, is convenient for carry out the centre gripping with the box via both sides spacing, is convenient for fix between the box and the pump body to be convenient for rotate the sealed outer loop and move down through threaded connection between the screw thread piece and the sealed inner ring, be convenient for seal communicating pipe and the clearance between the logical hydraulic fluid port on the pump body through sealed outer loop, promoted the seal.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front plan view of the present invention;

FIG. 3 is a schematic view of a cross-section of the present invention;

fig. 4 is a schematic top plan view of a part of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention.

In the figure: 1. a pump body; 2. a limiting component; 21. a first lead screw; 22. a second lead screw; 23. rotating the block; 24. a limiting plate; 25. a rubber pad; 3. a seal assembly; 31. a thread block; 32. sealing the inner ring; 33. sealing the outer ring; 4. a connecting plate; 5. supporting a frame; 6. a box body; 7. sealing the round cover; 8. sealing the clamping cover; 9. a chute; 10. a slide plate; 11. a fixing rod; 12. pre-filtering the net; 13. a communication pipe is provided.

Detailed Description

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. 1-5, the utility model provides a two-way hydraulic multipurpose large-flow hand pump, including the pump body 1 and box 6, the top of the pump body 1 is equipped with seal assembly 3, the top of the pump body 1 is fixedly connected with two connecting plates 4, the top of two connecting plates 4 is fixedly connected with a support frame 5, the inner side of the support frame 5 is equipped with a spacing assembly 2, the box 6 is located at the inner side of the bottom of the support frame 5, the front side of the box 6 is clamped and connected with a seal clamping cover 8, the insides of both sides of the box 6 are both equipped with chutes 9, the inner sides of both chutes 9 are both connected with sliding plates 10 in a sliding manner, a pre-filtering net 12 is fixedly connected between two sliding plates 10, the bottom of the box 6 is fixedly connected with a communicating pipe 13;

the top end of the box body 6 is connected with a sealing round cover 7 in a clamping mode, the top end of the box body 6 is provided with an oil inlet in an opening and closing mode, and the sealing round cover 7 is located right above the oil inlet and is convenient to seal;

an oil through opening is formed in the top end of the pump body 1, and the outer side of the communicating pipe 13 is attached to the inner side of the oil through opening, so that oil can be conveniently injected;

the inner sides of the two sliding grooves 9 are fixedly connected with the fixing rods 11, and the inner sides of the two sliding plates 10 are respectively in sliding connection with the outer sides of the two fixing rods 11, so that the moving stability of the sliding plates 10 is improved;

referring to fig. 1-5, the bidirectional hydraulic multipurpose large-flow hand pump further comprises a limiting assembly 2, the limiting assembly 2 comprises a first screw rod 21, a second screw rod 22, two limiting plates 24 and two rubber pads 25, the outer side of the first screw rod 21 is in threaded connection with the inner portion of one side of the support frame 5 through a screw rod nut, the outer side of the second screw rod 22 is in threaded connection with the inner portion of the other side of the support frame 5 through a screw rod nut, one end of the first screw rod 21 and one end of the second screw rod 22 are both fixedly connected with a rotating block 23, the two limiting plates 24 are respectively rotatably arranged at one end of the two rotating blocks 23, and the two rubber pads 25 are respectively and fixedly arranged at one side of the two limiting plates 24;

the outer sides of the two limit plates 24 are attached to the inner wall of the support frame 5;

one sides of the two rubber pads 25 are respectively attached to the two sides of the box body 6;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, after the box 6 is placed, the first lead screw 21 and the second lead screw 22 are rotated to drive the two limiting plates 24 to move in a translation manner, so that the two limiting plates 24 approach to clamp and limit the box 6 via two sides, and the rubber pads 25 improve the friction force between the limiting plates 24 and the box 6.

Example 2:

the sealing assembly 3 comprises a thread block 31 and a sealing outer ring 33, the thread block 31 is fixedly arranged on the outer side of the communicating pipe 13, the outer side of the thread block 31 is in threaded connection with a sealing inner ring 32, and the sealing outer ring 33 is fixedly arranged on the outer side of the sealing inner ring 32;

specifically, as shown in fig. 2 and 3, the box 6 is first placed in the middle of the support frame 5, so that the communication pipe 13 passes through the support frame 5, the communication pipe 13 is placed in the oil through port formed in the top end of the pump body 1 and attached to the oil through port, the thread block 31 is fixedly arranged on the outer side of the communication pipe 13, the sealing inner ring 32 is arranged inside the sealing outer ring 33, the inner side of the sealing inner ring 32 is in threaded connection with the thread block 31, the sealing outer ring 33 can be rotated to move down, a gap between the oil through port and the communication pipe 13 is sealed at this time, and the tightness of communication between the box 6 and the pump body 1 is improved.

The working principle is as follows: when the bidirectional hydraulic multipurpose large-flow hand pump is used, firstly, the box body 6 is placed in the middle of the support frame 5, the communicating pipe 13 is made to pass through the support frame 5, the communicating pipe 13 is placed into the oil through port arranged at the top end of the pump body 1 and is attached to the oil through port, the outer side of the communicating pipe 13 is fixedly provided with the threaded block 31, the inner part of the sealed outer ring 33 is provided with the sealed inner ring 32, the inner side of the sealed inner ring 32 is in threaded connection with the threaded block 31, so the sealed outer ring 33 can be moved downwards by rotating, at the moment, the gap between the oil through port and the communicating pipe 13 is sealed, the tightness of the communication between the box body 6 and the pump body 1 is improved, after the box body 6 is placed, the first screw rod 21 and the second screw rod 22 are rotated to drive the two limiting plates 24 to move in a translation manner, make two limiting plates 24 be close mutually and carry out the centre gripping spacingly with box 6 via both sides, the frictional force of contact between limiting plate 24 and the box 6 has been promoted through rubber pad 25, with the spacing back that finishes of box 6, take down sealed card lid 8, slide two 10 and dead lever 11 and spout 9 homogeneous phase slip block, then inside filter screen 12 pushes into box 6 in advance, the completion is to the placing of filter screen 12 in advance, and be convenient for take off filter screen 12 in advance and clean and change, then sealed card lid 8 on the card, rotate sealed dome 7 after that, expose the oil inlet of seting up on the box 6 top, to the inside of box 6 and the inside oiling of the pump body 1, prefilter oil through the prefiltration effect of prefiltration screen 12 in advance, the condition that the jam appears in filtration structures such as the inside filter screen that sets up of the pump body 1 has effectively been reduced, the use of the pump body 1 of being convenient for.

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

1. The utility model provides a large-traffic hand pump of two-way hydraulic pressure multipurpose, includes pump body (1) and box (6), its characterized in that: the top of the pump body (1) is equipped with seal assembly (3), two connecting plates (4) of the top fixedly connected with of the pump body (1), two frame (5) are propped up to the top fixedly connected with of connecting plate (4), the inboard of propping up frame (5) is equipped with spacing subassembly (2), box (6) are located prop up the bottom inboard of frame (5), the positive block of box (6) is connected with sealed card lid (8), spout (9), two have all been seted up to the inside of box (6) both sides the inboard equal sliding connection of spout (9) has slide (10), two fixedly connected with prefilter net (12) between slide (10), the bottom fixedly connected with communicating pipe (13) of box (6).

2. The bidirectional hydraulic multipurpose high-flow hand pump according to claim 1, characterized in that: spacing subassembly (2) include first lead screw (21), second lead screw (22), two limiting plates (24) and two rubber pads (25), the outside of first lead screw (21) pass through screw-nut with prop up the internal thread connection of frame (5) one side, the outside of second lead screw (22) pass through screw-nut with prop up the internal thread connection of frame (5) opposite side, the one end of first lead screw (21) with the equal fixedly connected with in one end of second lead screw (22) changes piece (23), two limiting plate (24) rotates respectively and sets up two the one end of changeing piece (23), two rubber pad (25) is fixed respectively and is set up two one side of limiting plate (24).

3. The bidirectional hydraulic multipurpose high-flow hand pump according to claim 2, characterized in that: the outer sides of the two limiting plates (24) are attached to the inner wall of the support frame (5).

4. The bidirectional hydraulic multipurpose high-flow hand pump according to claim 2, characterized in that: one sides of the two rubber pads (25) are respectively attached to the two sides of the box body (6).

5. The bidirectional hydraulic multipurpose high-flow hand pump according to claim 1, characterized in that: the sealing assembly (3) comprises a thread block (31) and a sealing outer ring (33), the thread block (31) is fixedly arranged on the outer side of the communicating pipe (13), the outer side of the thread block (31) is in threaded connection with a sealing inner ring (32), and the sealing outer ring (33) is fixedly arranged on the outer side of the sealing inner ring (32).

6. The bidirectional hydraulic multipurpose high-flow hand pump according to claim 1, characterized in that: the top end of the box body (6) is connected with a sealing round cover (7) in a clamping mode, the top end of the box body (6) is opened and closed to form an oil inlet, and the sealing round cover (7) is located right above the oil inlet.

7. The bidirectional hydraulic multipurpose high-flow hand pump according to claim 1, characterized in that: an oil through hole is formed in the top end of the pump body (1), and the outer side of the communicating pipe (13) is attached to the inner side of the oil through hole.

8. The bi-directional hydraulic multipurpose high flow hand pump according to claim 1, characterized in that: the inner sides of the two sliding grooves (9) are fixedly connected with fixing rods (11), and the inner sides of the two sliding plates (10) are respectively in sliding connection with the outer sides of the two fixing rods (11).