CN215890945U

CN215890945U - High hydraulic gear pump of stability

Info

Publication number: CN215890945U
Application number: CN202122169014.4U
Authority: CN
Inventors: 潘继先
Original assignee: Huai'an Xianda Hydraulic Technology Co ltd
Current assignee: Huai'an Xianda Hydraulic Technology Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-02-22
Anticipated expiration: 2031-09-09

Abstract

The utility model relates to the technical field of gear pumps, and discloses a high-stability hydraulic gear pump, which solves the problems that the conventional hydraulic gear pump has poor vibration damping effect during working and cannot ensure that the hydraulic gear pump can work more stably; buffer beam removes to both sides, and then makes first pressure spring and second pressure spring be compression state, reduces another part buffer power under the elastic potential energy of first pressure spring and second pressure spring, makes the hydraulic gear pump body can not produce under multiple buffering and rocks to make the device guarantee that the hydraulic gear pump body can the steady operation.

Description

High hydraulic gear pump of stability

Technical Field

The utility model belongs to the technical field of gear pumps, and particularly relates to a hydraulic gear pump with high stability.

Background

The wheel pump is a rotary pump which can transfer liquid or make it be pressurized by means of working volume change and movement formed between pump cylinder and meshed gear, and is formed from two gears, pump body and front and rear covers, when the gear is rotated, the volume of space of gear disengagement side is changed from small to large, and formed into vacuum to suck liquid, and the volume of space of gear meshed side is changed from large to small, and can squeeze liquid into pipeline.

The hydraulic gear pump can produce very big vibrational force in the course of the work, and damping device can be installed to the hydraulic gear pump usually, and current hydraulic gear pump damping device damping effect is relatively poor, can not guarantee that hydraulic gear pump can be more stable carry out work, consequently, need design a high hydraulic gear pump of stability.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the hydraulic gear pump with high stability, and the problems that the vibration reduction effect is poor when the existing hydraulic gear pump works, and the hydraulic gear pump cannot be guaranteed to work more stably are effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-stability hydraulic gear pump comprises a buffer base, wherein a buffer groove is formed in the middle of the upper end of the buffer base, a mounting plate is connected to the bottom end inside the buffer groove, first supporting rods are rotatably connected to two sides of the upper end of the mounting plate, a movable plate is rotatably connected to one end of each first supporting rod, a movable rod is connected to the middle of one side of the movable plate, one end of the movable rod is connected to one side of the buffer base, a cavity is formed in the joint of the movable rod and the buffer base, a sliding plate is connected to one end of the movable rod relative to the inside of the cavity, a spring is connected to the middle of one side of the inner wall of the cavity, a second supporting rod is rotatably connected to one end of the movable plate, a supporting plate is rotatably connected to the upper end of the supporting plate, and a fixing plate is connected to the middle of the upper end of the fixing plate;

the supporting plate lower extreme both sides all are connected with the extension board, extension board one side is connected with the frame, frame internal connection has first pressure spring, first pressure spring one end is connected with the connecting rod, connecting rod one side is rotated and is connected with the buffer beam, buffer beam one end is rotated and is connected with and moves the slider, slider lower extreme and mounting panel upper end one side sliding connection, the spout has been seted up with mounting panel upper end sliding connection department to the slider lower extreme, slider one side middle part is connected with the second pressure spring, second pressure spring one end is connected with spout inner wall one side.

Preferably, the two buffer rods are rotatably connected through a rotating shaft, connecting plates are connected to two ends of the rotating shaft, and the upper ends of the connecting plates are connected with the lower ends of the supporting plates.

Preferably, the upper end of the fixing plate is fixedly connected with the hydraulic gear pump body, and the diameter of the fixing plate is the same as that of the buffer groove.

Preferably, the moving rod runs through the buffer seat and is provided with a through hole, the moving rod is located inside the through hole, and the moving rod is connected with the buffer seat in a sliding mode.

Preferably, both ends of the sliding plate are in sliding connection with both sides of the inner wall of the cavity.

Preferably, the mounting panel rotates through first round pin axle and first branch and is connected, and the backup pad rotates through second round pin axle and second branch and is connected.

Preferably, the lower end of the sliding block is provided with a ball, and the ball is in rolling connection with the bottom end inside the sliding groove.

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

(1) according to the utility model, through the arrangement of the first support rod, the second support rod, the cavity, the sliding plate, the moving rod, the spring and the moving plate, the fixed plate drives the support plate to move downwards, so that the second support rod and the first support rod simultaneously move towards two sides, the moving rod pushes the sliding plate to move, the spring is in a compressed state, and a part of buffer force is reduced under the elastic potential energy of the spring;

(2) the utility model discloses a hydraulic gear pump, through the frame, first pressure spring, the second pressure spring, the buffer rod, the setting of slider and spout, the buffer rod removes to both sides, and then make the buffer rod upper end drive the connecting rod and remove and make first pressure spring be compression state, the buffer rod lower extreme removes and makes slider extrusion second pressure spring, reduce another part buffering power under the elastic potential energy of first pressure spring and second pressure spring, make hydraulic gear pump body can not produce under multiple buffering and rock, thereby make the device guarantee that hydraulic gear pump body can the steady operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is a schematic view of the mounting structure of the first bar of the present invention;

FIG. 3 is a schematic view of the connection structure of the frame of the present invention;

FIG. 4 is a schematic view of a rotation structure of the damper of the present invention;

in the figure: 1. a buffer seat; 2. a buffer tank; 3. mounting a plate; 4. a first support bar; 5. moving the plate; 6. a travel bar; 7. a cavity; 8. a slide plate; 9. a spring; 10. a second support bar; 11. a support plate; 12. a fixing plate; 13. a hydraulic gear pump body; 14. a support plate; 15. a frame; 16. a first pressure spring; 17. a connecting rod; 18. a buffer rod; 19. a slider; 20. a chute; 21. a second pressure spring; 22. a rotating shaft; 23. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

First embodiment, as shown in fig. 1-4, the utility model comprises a buffer base 1, a buffer slot 2 is arranged at the middle part of the upper end of the buffer base 1, a mounting plate 3 is connected at the bottom end inside the buffer slot 2, a first supporting rod 4 is rotatably connected at both sides of the upper end of the mounting plate 3, a moving plate 5 is rotatably connected at one end of the first supporting rod 4, a moving rod 6 is connected at the middle part of one side of the moving plate 5, one end of the moving rod 6 is connected with one side of the buffer base 1, a cavity 7 is arranged at the joint of the moving rod 6 and the buffer base 1, a sliding plate 8 is connected at one end of the moving rod 6 relative to the inside of the cavity 7, both ends of the sliding plate 8 are slidably connected with both sides of the inner wall of the cavity 7, a spring 9 is connected at the middle part of one side of the sliding plate 8, one end of the spring 9 is connected with one side of the inner wall of the cavity 7, a second supporting rod 10 is rotatably connected at one end of the second supporting plate 11, a fixing plate 12 is connected at the upper end of the supporting plate 11, the upper end of the fixed plate 12 is fixedly connected with the hydraulic gear pump body 13, the diameter of the fixed plate 12 is the same as that of the buffer tank 2, and the middle part of the upper end of the fixed plate 12 is connected with the hydraulic gear pump body 13;

11 lower extreme both sides in backup pad all are connected with extension board 14, extension board 14 one side is connected with frame 15, frame 15 internal connection has first pressure spring 16, first pressure spring 16 one end is connected with connecting rod 17, connecting rod 17 one side is rotated and is connected with

buffer beam

18, 18 one ends of buffer beam are rotated and are connected with and move slider 19, slider 19 lower extreme and 3 upper end one side sliding connection of mounting panel, slider 19 lower extreme and 3 upper end sliding connection department of mounting panel have seted up

spout

20, 19 one side middle part of slider is connected with

second pressure spring

21, 21 one end of second pressure spring is connected with 20 inner wall one side in the spout.

In the second embodiment, on the basis of the first embodiment, the two buffer rods 18 are rotatably connected through the rotating shaft 22, the two ends of the rotating shaft 22 are both connected with the connecting plates 23, the upper ends of the connecting plates 23 are connected with the lower ends of the supporting plates 11, and when the supporting plates 11 move downwards, the connecting plates 23 move downwards, so that the buffer rods 18 are driven to move towards two sides.

Third embodiment, on the basis of first embodiment, the through-hole has been seted up in carriage release lever 6 through buffer base 1 department, and carriage release lever 6 is located inside the through-hole, and carriage release lever 6 and buffer base 1 sliding connection make things convenient for carriage release lever 6 to slide, and then make things convenient for carriage release lever 6 to drive slide 8 and remove, and then make spring 9 compress fast.

Fourth, on the basis of first embodiment, the mounting panel 3 rotates with first branch pole 4 through first round pin axle and is connected, makes things convenient for your first branch pole 4 to rotate, and backup pad 11 rotates with second branch pole 10 through the second round pin axle and is connected, makes things convenient for second branch pole 10 to rotate.

Fifth embodiment, on the basis of the first embodiment, the lower end of the sliding block 19 is provided with a ball, and the ball is connected with the bottom end inside the sliding groove 20 in a rolling manner, so that the sliding block 19 can move conveniently to compress the second pressure spring 21.

The working principle is as follows: when in use, when the hydraulic gear pump body 13 encounters vibration or external force impact, the hydraulic gear pump body 13 moves downwards, so that the fixing plate 12 moves downwards, the fixing plate 12 drives the supporting plate 11 to move downwards, further, the second supporting rod 10 moves towards two sides, and when the second supporting rod 10 drives the moving plate 5 to move, the first supporting rod 4 is driven to move towards two sides, so that the moving rod 6 pushes the sliding plate 8 to move, the spring 9 is in a compressed state, a part of the damping force is reduced by the elastic potential energy of the spring 9, and, while the fixed plate 12 moves downward, the buffer rod 18 moves towards two sides, the upper end of the buffer rod 18 drives the connecting rod 17 to move to enable the first pressure spring 16 to be in a compressed state, the lower end of the buffer rod 18 moves to enable the sliding block 19 to extrude the second pressure spring 21, the other part of the buffer force is reduced under the elastic potential energy of the first compression spring 16 and the second compression spring 21, so that the device can operate more stably under multiple buffers.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high hydraulic gear pump of stability, includes cushion socket (1), its characterized in that: the buffer seat is characterized in that a buffer groove (2) is formed in the middle of the upper end of a buffer seat (1), a mounting plate (3) is connected to the bottom end inside the buffer groove (2), first supporting rods (4) are rotatably connected to two sides of the upper end of the mounting plate (3), a movable plate (5) is rotatably connected to one end of each first supporting rod (4), a movable rod (6) is connected to the middle of one side of each movable plate (5), one end of each movable rod (6) is connected with one side of the buffer seat (1), a cavity (7) is formed in the joint of the movable rod (6) and the buffer seat (1), a sliding plate (8) is connected to the inside of the cavity (7), a spring (9) is connected to the middle of one side of the sliding plate (8), one end of the spring (9) is connected with one side of the inner wall of the cavity (7), a second supporting rod (10) is rotatably connected to one end of the movable plate (5), the upper end of the supporting plate (11) is connected with a fixing plate (12), and the middle part of the upper end of the fixing plate (12) is connected with a hydraulic gear pump body (13);

backup pad (11) lower extreme both sides all are connected with extension board (14), extension board (14) one side is connected with frame (15), frame (15) internal connection has first pressure spring (16), first pressure spring (16) one end is connected with connecting rod (17), connecting rod (17) one side is rotated and is connected with buffer beam (18), buffer beam (18) one end is rotated and is connected with and moves slider (19), slider (19) lower extreme and mounting panel (3) upper end one side sliding connection, spout (20) have been seted up with mounting panel (3) upper end sliding connection department to slider (19) lower extreme, slider (19) one side middle part is connected with second pressure spring (21), second pressure spring (21) one end is connected with spout (20) inner wall one side.

2. The high stability hydraulic gear pump of claim 1, wherein: the two buffer rods (18) are rotatably connected through a rotating shaft (22), connecting plates (23) are connected to two ends of the rotating shaft (22), and the upper ends of the connecting plates (23) are connected with the lower ends of the supporting plates (11).

3. The high stability hydraulic gear pump of claim 1, wherein: the upper end of the fixing plate (12) is fixedly connected with the hydraulic gear pump body (13), and the diameter of the fixing plate (12) is the same as that of the buffer groove (2).

4. The high stability hydraulic gear pump of claim 1, wherein: the through hole is formed in the position, penetrating through the buffer seat (1), of the moving rod (6), the moving rod (6) is located inside the through hole, and the moving rod (6) is connected with the buffer seat (1) in a sliding mode.

5. The high stability hydraulic gear pump of claim 1, wherein: both ends of the sliding plate (8) are in sliding connection with both sides of the inner wall of the cavity (7).

6. The high stability hydraulic gear pump of claim 1, wherein: the mounting plate (3) is rotatably connected with the first supporting rod (4) through a first pin shaft, and the supporting plate (11) is rotatably connected with the second supporting rod (10) through a second pin shaft.

7. The high stability hydraulic gear pump of claim 1, wherein: the lower end of the sliding block (19) is provided with a ball, and the ball is connected with the bottom end inside the sliding groove (20) in a rolling manner.