CN212774728U

CN212774728U - Pump valve with buffer function

Info

Publication number: CN212774728U
Application number: CN202021695479.2U
Authority: CN
Inventors: 蒋可爽
Original assignee: Yunhe Lixin Pump Valve Manufacturing Co ltd
Current assignee: Yunhe Lixin Pump Valve Manufacturing Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-23
Anticipated expiration: 2030-08-14

Abstract

The utility model belongs to the field of pump valves, in particular to a pump valve with a buffering function, which comprises a pump valve body and a pump column, wherein the pump column is fixed inside the pump valve body in a screwed way, a groove is arranged inside the pump valve body and is positioned under the pump column, the bottom end of the pump column is fixed inside the groove in a screwed way, two cavities which are symmetrically distributed are arranged inside the pump column, the utility model ensures that four rubber blocks on two movable plates are clamped into four clamping grooves on the inner wall of the pump valve body through the contraction and the rebound of an elastic sheet to complete the installation of the pump column, can improve the firmness after the installation of the pump column and the stability in use, ensures that the pump column is not easy to fall off, can effectively reduce the impact force on the pump column through the deformation of the four rubber blocks when the pump column is impacted by water flow, can play a role of buffering and reduce the shaking of the pump column, the abrasion of the threads is reduced, and the service life of the pump valve is prolonged.

Description

Pump valve with buffer function

Technical Field

The utility model relates to a pump valve field specifically is a pump valve with buffer function.

Background

The pump valve is a general name of a pump and a valve, is an industrial device, is a general mechanical product with large consumption and wide application range, is applied to liquid delivery, is usually connected with the pump and the valve, namely the position where the pump is arranged is generally provided with the valve, the position where the valve is arranged is generally required to be provided with the pump, and the pump and the valve are used for the liquid delivery.

The pump valve plunger on the present pump valve is in the same place with pump valve body lug connection, can't cushion in the use, and the pump valve plunger can appear colliding with the pump valve body when receiving the impact of water, harms matched with screw easily, and the condition of smooth silk appears easily between the screw, makes the pump valve can't play due effect, reduces the life of pump valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pump valve with buffer function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a pump valve with a buffering function comprises a pump valve body and a pump column, wherein the pump column is fixed inside the pump valve body in a screwed mode, a groove is formed in the pump valve body and located right below the pump column, the bottom end of the pump column is fixed inside the groove in a screwed mode, two cavities which are symmetrically distributed are formed in the pump column, a moving plate is arranged inside each of the two cavities, two elastic pieces which are symmetrically distributed are fixedly connected to the inner side wall of the moving plate, the other end of each elastic piece is fixedly connected with the inner wall of each cavity, a top rod is fixedly connected to the top of the moving plate, the top end of the top rod is located outside the pump column, two rubber blocks which are symmetrically distributed are fixedly connected to the outer side wall of the moving plate, the two rubber blocks penetrate through the outside of the pump column, and four clamping grooves corresponding to the rubber blocks are formed in the inner wall of, the rubber block is clamped and installed inside the clamping groove.

As a further aspect of the present invention: the bottom of the inner wall of the groove is fixedly connected with a rubber ring.

As a further aspect of the present invention: the pump column bottom fixedly connected with bottom block, the bottom block is installed inside the rubber ring.

As a further aspect of the present invention: the top of the inner side of the rubber ring is arc-shaped.

As a further aspect of the present invention: two moving grooves which are symmetrically distributed are formed in the top of the pump column and are communicated with the two cavities respectively.

As a further aspect of the present invention: the two ejector rods are respectively positioned inside the two moving grooves.

As a further aspect of the present invention: the width of the cavity is larger than that of the rubber block.

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

the utility model discloses a pump post inside has two symmetrical cavities, cavity inside installs the movable plate that the lateral wall has two rubber blocks through two shell fragments, make four rubber blocks on two movable plates block into the inside of four draw-in grooves on the inner wall of pump valve body through the shrink and resilience of shell fragments, accomplish the installation of pump post, can carry out the secondary fixation to the pump post through the mutual cooperation between draw-in groove and rubber block, improve the fastness after the pump post installation and the stability when using, make the pump post difficult to drop, four rubber blocks are all the time supported between the inner wall of pump valve body and the outer wall of pump post, when the pump post receives the impact of rivers, the impact force that the pump post received can be effectively reduced through the deformation of four rubber blocks, can play the cushioning effect, reduce the condition that the pump post appears rocking, therefore can reduce the mutual collision and friction between the screw thread that matches on pump post outer wall and the inner wall of pump valve body, reduce the wearing and tearing of screw thread, guarantee pump column result of use, increased the life of pump valve, the inside rubber circle of pump valve body inner groovy can fix the bottom piece of pump column bottom moreover, improvement that can be further to the buffering effect of the pump column that receives the impact.

Drawings

FIG. 1 is a schematic diagram of a pump valve with a cushioning function;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic cross-sectional view of a pump valve with a cushioning function from above;

fig. 4 is a schematic structural view of a moving plate in a pump valve having a buffering function.

In the figure: 1. a pump valve body; 11. a groove; 111. a rubber ring; 12. a card slot; 2. a pump column; 21. a cavity; 22. a moving groove; 23. a bottom block; 3. moving the plate; 31. a spring plate; 32. a rubber block; 33. and a push rod.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, a pump valve with a buffering function includes a pump valve body 1 and a pump post 2, the pump post 2 is fixed inside the pump valve body 1 by a screw, a groove 11 is formed inside the pump valve body 1, the groove 11 is located under the pump post 2, the bottom end of the pump post 2 is fixed inside the groove 11 by a screw, two cavities 21 are formed inside the pump post 2, the two cavities 21 are provided with a movable plate 3, the inner side wall of the movable plate 3 is fixedly connected with two spring plates 31, the other ends of the two spring plates 31 are fixedly connected with the inner wall of the cavity 21, the top of the movable plate 3 is fixedly connected with a push rod 33, the top end of the push rod 33 is located outside the pump post 2, the outer side wall of the movable plate 3 is fixedly connected with two rubber blocks 32, the two rubber blocks 32 penetrate through the outside of the pump post 2, the inner wall of the pump valve body 1, the rubber block 32 is snap-fitted into the card slot 12.

In fig. 1: 2 spiro union of pump post are fixed inside pump valve body 1, and the bottom spiro union of pump post 2 is fixed in recess 11 of pump valve body 1 inside, can improve the joint strength between pump post 2 and the pump valve body 1, makes the inseparable connection of pump post 2 inside pump valve body 1, can improve the closed effect of pump post 2 to pump valve body 1 inside, cuts corresponding water through pump post 2 and flows, guarantees the normal use of pump valve.

In fig. 1, 2, 3 and 4: the pump column 2 is internally provided with two cavities 21 which are symmetrically distributed, the two cavities 21 are internally provided with the moving plate 3, the moving plate 3 is arranged in the cavities 21 through two elastic sheets 31 which are symmetrically distributed, the top of the moving plate 3 is fixedly provided with a top rod 33 the top end of which is positioned outside the pump column 2, when the pump column 2 is arranged in the pump valve body 1, a worker simultaneously extrudes the two top rods 33, the top rods 33 can drive the moving plate 3 to move towards the side wall of the cavities 21 after being stressed, and compress the elastic sheets 31, so that the two rubber blocks 32 on the outer side wall of the moving plate 3 move towards the inside of the cavities 21, the width of the cavities 21 is larger than that of the rubber blocks 32, therefore, the rubber blocks 32 can enter the cavities 21, the installation work between the pump column 2 and the pump valve body 1 cannot be influenced, after the outer side end of the rubber blocks 32 and the outer wall of the pump column 2 are positioned on a plane, and the pump column 2 is screwed downwards to install the pump column 2 in the pump valve body 1, the operation is simple, the installation work between the pump column 2 and the pump valve body 1 is convenient, after the installation is finished, a worker loosens the two ejector rods 33, at the moment, the elastic sheet 31 rebounds, the movable plate 3 is jacked back by the rebounding of the elastic sheet 31, four rubber blocks 32 on the outer side walls of the two movable plates 3 enter the four corresponding clamping grooves 12 on the inner wall of the pump valve body 1, the pump column 2 is secondarily fixed through the mutual matching between the clamping grooves 12 and the rubber blocks 32, the firmness after the installation of the pump column 2 and the stability in use can be improved, the pump column 2 is not easy to fall off in the use process of the pump valve, the use effect of the pump valve is ensured, the pump valve can play a due role in use, after the pump column 2 is installed in the pump valve body 1, the four rubber blocks 32 are always clamped in the four corresponding clamping grooves 12, the four rubber blocks 32 are supported between the inner wall of the pump valve body 1 and the outer wall of the pump column 2, when the pump column 2 is impacted by water flow in use, the impact force on the pump column 2 can be effectively reduced through the deformation of the four rubber blocks 32, the buffering effect is achieved, and the shaking condition of the pump column 2 can be reduced, so that the mutual collision and friction between the outer wall of the pump column 2 and the matched threads on the inner wall of the pump valve body 1 can be reduced, the abrasion of the threads is reduced, the sliding thread and the non-meshing condition between the threads are reduced, the use effect of the pump column 2 is ensured, the pump valve can play a role, the service life of the pump valve is prolonged, when water is discharged, a worker simultaneously extrudes the two ejector rods 33 inwards to separate the rubber blocks 32 from the corresponding clamping grooves 12, the pump column 2 can be upwards moved by screwing the pump column 2 upwards at the moment, and the intercepted water flows in the pump valve body 1, simple operation and convenient use.

In fig. 1: 11 inner wall bottom fixedly connected with rubber ring 111 of recess, 2 bottom fixedly connected with bottom blocks 23 of pump post, bottom block 23 block is installed inside rubber ring 111, during installation pump post 2, the bottom of pump post 2 enters into inside 11 recesses, the bottom block 23 of 2 bottoms of pump post can enter into inside the rubber ring 111 of 11 inner wall bottoms of recess, rubber ring 111 can clip bottom block 23, fix bottom block 23 inside rubber ring 111, can improve the fastness after 2 installations of pump post, and the improvement that rubber ring 111 can be further is to the buffering effect of the pump post 2 that receives the impact, guarantee pump post 2's normal use, the inboard top of rubber ring 111 is the arc, can make the smooth entering into inside rubber ring 111 of bottom block 23.

In fig. 1 and 2: two moving grooves 22 that are the symmetric distribution are seted up at 2 tops of pump column, and two moving grooves 22 communicate each other with two cavities 21 respectively, and two ejector pins 33 are located two moving grooves 22 respectively inside, and two ejector pins 33 move in two moving grooves 22 all the time during the use, can make ejector pin 33 keep rectilinear movement's state, stability when having improved ejector pin 33 and removing, and then stability when can improving movable plate 3 and rubber block 32 and remove.

The utility model discloses a theory of operation is: when in installation, a worker simultaneously extrudes the two ejector rods 33 inwards, so that the moving plate 3 extrudes the elastic sheet 31 inwards and drives the rubber block 32 to enter the cavity 21, then the pump column 2 is screwed into the pump valve body 1, after the pump column is placed, the mandril 33 is loosened, the elastic sheet 31 rebounds to enable the four rubber blocks 32 on the two moving plates 3 to enter the four clamping grooves 12 on the inner wall of the pump valve body 1, so as to complete the installation of the pump column 2, the pump column 2 can be fixed for the second time, the firmness after the installation of the pump column 2 and the stability when in use are improved, the pump column 2 is not easy to fall off, when the pump column 2 is impacted by water flow, the impact force on the pump column 2 can be effectively reduced through the deformation of the four rubber blocks 32, the buffer function can be played, the shaking condition of the pump column 2 is reduced, the abrasion of threads is reduced, the use effect of the pump column 2 is guaranteed, and the service life of the pump valve is prolonged.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The pump valve with the buffering function comprises a pump valve body (1) and a pump column (2), wherein the pump column (2) is fixed inside the pump valve body (1) in a threaded manner, and is characterized in that a groove (11) is formed inside the pump valve body (1), the groove (11) is located under the pump column (2), the bottom end of the pump column (2) is fixed inside the groove (11) in a threaded manner, two cavities (21) are formed inside the pump column (2) and are symmetrically distributed, a moving plate (3) is arranged inside each of the two cavities (21), two elastic sheets (31) are symmetrically distributed and fixedly connected to the inner side wall of the moving plate (3), the other ends of the two elastic sheets (31) are fixedly connected with the inner wall of the cavity (21), a push rod (33) is fixedly connected to the top of the moving plate (3), and the top end of the push rod (33) is located outside the pump column (2), moving plate (3) lateral wall fixedly connected with two rubber blocks (32) that are the symmetric distribution, two rubber block (32) all run through to pump column (2) are outside, pump valve body (1) inner wall seted up four with corresponding draw-in groove (12) of rubber block (32), rubber block (32) block is installed inside draw-in groove (12).

2. A pump valve with buffer function according to claim 1, characterized in that a rubber ring (111) is fixedly connected to the bottom of the inner wall of the groove (11).

3. The pump valve with the buffering function as claimed in claim 2, characterized in that a bottom block (23) is fixedly connected to the bottom end of the pump column (2), and the bottom block (23) is installed inside the rubber ring (111) in a clamping manner.

4. A pump valve with buffer function as claimed in claim 2, characterized in that the top of the inner side of the rubber ring (111) is arc-shaped.

5. The pump valve with the buffering function as claimed in claim 1, wherein the top of the pump column (2) is provided with two symmetrically distributed moving grooves (22), and the two moving grooves (22) are respectively communicated with the two cavities (21).

6. A pump valve with a buffering function according to claim 5, wherein two push rods (33) are respectively located inside two moving grooves (22).

7. Pump valve with damping function according to claim 1, characterized in that the width of the cavity (21) is greater than the width of the rubber block (32).