CN218208101U

CN218208101U - Plug-in valve reversing buffer mechanism

Info

Publication number: CN218208101U
Application number: CN202221674998.XU
Authority: CN
Inventors: 丁经伟; 翁文雷; 贾金龙
Original assignee: Shanghai Lingang Norma Electromechanical Technology Development Co ltd
Current assignee: Shanghai Lingang Norma Electromechanical Technology Development Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2023-01-03
Anticipated expiration: 2032-07-01

Abstract

The utility model discloses a cartridge valve reversing buffer mechanism, including the cartridge valve body, the cartridge valve body is including the valve body that is equipped with, and the connecting seat is installed to valve body one end, and the external screw thread has been seted up in the connecting seat outside, and the disk seat is installed to the valve body upper end, and upward disk seat upside mid-mounting has valve nut, and connecting seat outside slip cap is equipped with the buffer board, and first blotter is installed to the buffer board downside, and the connecting seat outside cover between last disk seat and the buffer board is equipped with the spring, and the second blotter is installed to valve body one end, and the second blotter sets into two sets ofly, the utility model discloses a connecting seat outside slip cap is equipped with the buffer board, and first blotter is installed to the buffer board downside for can cushion and sealing process valve body and connecting seat upside, sealed buffering effect is better, and the installation screw in degree of depth through the screw adjustment connecting seat moreover, thereby can adjust the degree of depth of valve body installation location, improve the flexibility of using.

Description

Plug-in valve reversing buffer mechanism

Technical Field

The utility model relates to a cartridge valve technical field specifically is a cartridge valve reversing buffer gear.

Background

The cartridge valve is different from the common hydraulic control valve, the flow rate of the cartridge valve can reach 1000L/min, and the drift diameter can reach 200-250 mm. The valve core has simple structure, sensitive action and good sealing property. The hydraulic control valve has single function, mainly realizes the on-off of a liquid path, and can realize the control of the direction, pressure and flow of the oil liquid of the system when being combined with a common hydraulic control valve for use. The cartridge valve basic assembly consists of a valve core, a valve sleeve, a spring and a sealing ring. And is divided into a direction valve assembly, a pressure valve assembly and a flow valve assembly according to the use. The three components with the same drift diameter are the same in installation size, but the structural form of the valve core is different from the diameter of the valve sleeve seat.

The reversing buffer device of the high-speed cartridge valve with the application number of CN201921661755.0 in the prior art comprises a first buffer body and a second buffer body, wherein the first buffer body is arranged at the top of a valve core of the cartridge valve, the second buffer body is arranged at the bottom of a valve sleeve of the cartridge valve, the first buffer body and the second buffer body respectively comprise an upper steel plate, a lower steel plate and a rubber plate which are integrally vulcanized, the upper steel plate, the lower steel plate and the rubber plate are of annular structures, the rubber ring plate is arranged between the upper steel plate and the lower steel plate, the lower steel plate of the first buffer body is in interference fit with the top of the valve core, the lower steel plate of the second buffer body is in interference fit with the bottom of the valve sleeve, when the valve core moves towards a control cover plate or the valve sleeve, most of the first buffer body or the second buffer body is correspondingly absorbed, the impact force caused by large impact on the control cover plate, the valve sleeve and equipment when the valve core of the cartridge valve is reversed is reduced, the service life of the valve is prolonged, the sealing performance of the cartridge valve is ensured, the safety and the reliability of the equipment is poor, but the sealing buffer effect of the sealing and the depth of the installation and the positioning of the valve body is difficult to be adjusted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cartridge valve reversing buffer gear to it is relatively poor to solve among the prior art sealed buffering effect, is difficult to the degree of depth of adjusting valve body installation location moreover, influences the flexibility problem of using.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cartridge valve reversing buffer mechanism, includes the cartridge valve body, the cartridge valve body is including the valve body that is equipped with, the connecting seat is installed to valve body one end, the external screw thread has been seted up in the connecting seat outside, the disk seat is installed to the valve body upper end, it has valve nut to go up disk seat upside mid-mounting, the slip cap in the connecting seat outside is equipped with the buffer board, first blotter is installed to the buffer board downside, it is equipped with the spring to go up the connecting seat outside cover between disk seat and the buffer board.

Furthermore, a second cushion pad is installed at one end of the valve body, and the second cushion pads are arranged into two groups.

Furthermore, the upper valve seat is arranged in a hexagonal nut shape, and the upper valve seat is fixedly welded with the connecting seat.

Furthermore, limiting rods are installed on two sides of the upper end of the buffer plate and penetrate through the upper valve seat in a sliding mode.

Furthermore, a limiting hole is formed in the upper valve seat, and the limiting rod is inserted in the limiting hole in a sliding manner.

Further, the buffer plate is arranged to be a circular plate, and the first buffer pad is arranged to be a circular pad.

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

1. the utility model discloses a connecting seat outside slip cap is equipped with the buffer board, and first blotter is installed to the buffer board downside for can cushion and sealed the processing to valve body and connecting seat upside, sealed buffering effect is better, and the installation screw in degree of depth through the spiral regulation connecting seat moreover, thereby can adjust the degree of depth of valve body installation location, improve the flexibility of using.

2. The utility model discloses a connecting seat outside cover between last valve seat and the buffer board is equipped with the spring, the spring both ends respectively with last valve seat and buffer board one side fixed connection, be convenient for improve the elastic buffer performance of buffer board one side for buffering effect is better.

3. The utility model discloses and install the gag lever post through buffer board upper end both sides, the gag lever post slides and runs through the disk seat setting, goes up the inside spacing hole of having seted up of disk seat, and the gag lever post slides and inserts and establish in spacing downthehole for buffer board one side carries out spacing processing, is convenient for improve the stability of the spacing support of buffer board.

Drawings

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

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

fig. 2 is a top view of the upper valve seat structure of the present invention.

In the figure: 1. an upper valve seat; 2. a buffer plate; 3. a spring; 4. a first cushion pad; 5. a connecting seat; 6. an external thread; 7. a valve nut; 8. a valve body; 9. a limiting rod; 10. a limiting hole; 11. a second cushion pad.

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.

Please refer to fig. 1, fig. 2, in the embodiment of the utility model, a cartridge valve switching-over buffer gear, including the cartridge valve body, the cartridge valve body is including the valve body 8 that is equipped with, connecting seat 5 is installed to 8 one ends of valve body, external screw thread 6 has been seted up in the connecting seat 5 outside, disk seat 1 is installed to the 8 upper ends of valve body, go up 1 upside mid-mounting of disk seat and have

valve nut

7, 5 outside sliding sleeve of connecting seat is equipped with buffer plate 2, first blotter 4 is installed to buffer plate 2 downside, make and to cushion and seal the

processing valve body

8 and 5 upsides of connecting seat, sealed buffering effect is better, and the installation screw in degree of depth through spiral regulation connecting seat 5, thereby can adjust the degree of depth of valve body 8 erection bracing, improve the flexibility of using, 5 outside covers of connecting seat between going up disk seat 1 and the buffer plate 2 are equipped with spring 3, the spring 3 both ends respectively with

last disk seat

1 and 2 one side fixed connection of buffer plate, be convenient for improve the elastic buffer performance on one side of buffer plate 2, make buffering effect better.

Preferably, second blotter 11 is installed to valve body 8 one end, and second blotter 11 sets to two sets of, is convenient for seal buffering use to the valve body 8 lower part outside and handles.

Preferably, go up disk seat 1 and set to hexagon nut form, and go up disk seat 1 and connecting seat 5 fixed welding, be convenient for carry out dismouting location processing to going up disk seat 1.

Preferably, gag lever post 9 is installed to 2 upper end both sides of buffer board, and gag lever post 9 slides and runs through the setting of last disk seat 1, goes up 1 inside spacing holes 10 of having seted up of disk seat, and gag lever post 9 slides and inserts and establish in spacing hole 10 for buffer board 2 one side carries out spacing processing, is convenient for improve the stability of the spacing support of buffer board 2.

Preferably, the buffer plate 2 is provided in a circular plate shape, and the first buffer pad 4 is provided in a ring shape.

The utility model discloses a theory of operation and use flow: the buffer plate 2 is sleeved outside the connecting seat 5 in a sliding mode, the first buffer cushion 4 is arranged on the lower side of the buffer plate 2, so that the upper sides of the valve body 8 and the connecting seat 5 can be buffered and sealed, the sealing and buffering effects are good, the mounting and screwing-in depth of the connecting seat 5 is adjusted in a spiral mode, the mounting and positioning depth of the valve body 8 can be adjusted, and the use flexibility is improved; and spring 3 that is equipped with through the 5 outside covers of connecting seat between last disk seat 1 and the

buffer board

2, 3 both ends of spring respectively with last disk seat 1 and buffer board 2 one side fixed connection, be convenient for improve the elasticity shock-absorbing capacity of buffer board 2 one side for buffering effect is better.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cartridge valve switching-over buffer gear, includes the cartridge valve body, its characterized in that: the plug-in valve body is including valve body (8) that is equipped with, connecting seat (5) are installed to valve body (8) one end, external screw thread (6) have been seted up in connecting seat (5) outside, disk seat (1) is installed to valve body (8) upper end, it has valve nut (7) to go up disk seat (1) upside mid-mounting, the slip cap in connecting seat (5) outside is equipped with buffer board (2), first blotter (4) are installed to buffer board (2) downside, connecting seat (5) outside cover between going up disk seat (1) and buffer board (2) is equipped with spring (3).

2. The cartridge valve reversing buffer mechanism of claim 1, wherein: a second cushion pad (11) is installed at one end of the valve body (8), and the second cushion pad (11) is set into two groups.

3. The cartridge valve reversing buffer mechanism according to claim 1, wherein: the upper valve seat (1) is arranged in a hexagonal nut shape, and the upper valve seat (1) is fixedly welded with the connecting seat (5).

4. The cartridge valve reversing buffer mechanism of claim 1, wherein: limiting rods (9) are installed on two sides of the upper end of the buffer plate (2), and the limiting rods (9) penetrate through the upper valve seat (1) in a sliding mode.

5. The cartridge valve reversing buffer mechanism of claim 4, wherein: a limiting hole (10) is formed in the upper valve seat (1), and the limiting rod (9) is inserted in the limiting hole (10) in a sliding mode.

6. The cartridge valve reversing buffer mechanism according to claim 1, wherein: the buffer plate (2) is arranged to be a circular plate, and the first buffer pad (4) is arranged to be a circular pad.