CN217977448U

CN217977448U - Quick-opening valve core

Info

Publication number: CN217977448U
Application number: CN202221853542.XU
Authority: CN
Inventors: 吴洪明
Original assignee: Zhejiang Hongming Water Heating Technology Co ltd
Current assignee: Zhang Xuemin
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-12-06
Anticipated expiration: 2032-07-18

Abstract

The application discloses a quick-opening valve element, which relates to the field of valves and comprises a rotating shaft, wherein the rotating shaft is inserted into a shell and is rotatably connected with the shell, the shell is provided with an installation cavity, the installation cavity is communicated towards the direction far away from the rotating shaft to form a water inlet, the outer side wall of the shell is also provided with a water outlet, the water outlet is communicated with the installation cavity, one end of the rotating shaft, which is positioned in the installation cavity, is connected with a ceramic sheet group so that the rotating shaft can be used for controlling the on-off of a water channel, the cavity opening of the installation cavity is also provided with a sealing gasket, and the sealing gasket is in threaded connection with the shell and is used for preventing the ceramic sheet group from falling off from the installation cavity; through sealed pad and shell threaded connection for sealed pad is fixed on the shell, is difficult for droing.

Description

Quick-opening valve core

Technical Field

The present application relates to the field of valves, and more particularly, it relates to a quick-opening valve cartridge.

Background

The valve is a part for controlling the on-off of the pipeline. The valve comprises a valve core and a valve seat, wherein the quick-opening valve core is a part for controlling whether a water channel is unblocked by utilizing the rotation of a ceramic valve plate, and the properties of aging resistance, wear resistance and the like of the ceramic valve plate are widely utilized.

As shown in chinese utility model patent of patent No. CN207893244U, including case sleeve, valve rod, case group and sealed pad etc. drive the break-make of case group control flow path through the valve rod, sealed pad is located the sleeve tip and prevents that case group from droing, and sealed pad is the silica gel material, relies on the elasticity block of material on the sleeve, drops easily in the transportation, remains to improve.

Disclosure of Invention

In order to improve the problem that the sealing gasket easily drops, the application provides a quick-opening valve core.

The application provides a quick-open valve core adopts following technical scheme:

the utility model provides a quick-opening valve core, includes shell and pivot, the pivot is inserted the shell and with the shell rotates to be connected, the shell is equipped with the installation cavity, the installation cavity orientation is kept away from the direction of pivot is link up and is formed the water inlet, the shell lateral wall still is equipped with the delivery port, the delivery port with the installation cavity link up, the pivot is located one end in the installation cavity is connected with pottery piece group and makes the break-make that rotates the pivot and be used for controlling the water route, installation cavity accent still is equipped with sealed the pad, sealed pad with shell threaded connection is used for preventing pottery piece group is followed the installation cavity drops.

Through above-mentioned technical scheme, the pivot passes the shell terminal surface and rotates with the shell to be connected, and the other one end of pivot is connected with ceramic chip group, and ceramic chip group control water route break-make, installation cavity accent are equipped with sealed the pad and are used for preventing that ceramic chip group from droing from the installation cavity, and sealed pad and shell threaded connection make sealed the pad more firm.

Optionally, the inner wall of the shell is close to one end of the sealing gasket, a groove is further formed in the end of the sealing gasket, the material of the sealing gasket is silica gel, the sealing gasket is close to one end of the rotating shaft, a flanging is further arranged at one end of the rotating shaft, and the sealing gasket is in threaded connection with the shell, and the flanging is embedded in the groove.

Through above-mentioned technical scheme, the material of sealed pad is silica gel, has elasticity, and the flanging on the sealed pad and the recess gomphosis of shell inner wall prevent that sealed pad from droing from the shell.

Optionally, a threaded section is further arranged at one end, close to the rotating shaft, of the outer side wall of the shell, and the threaded section is used for connecting the valve core and the valve.

Through the technical scheme, the valve core is connected with the valve thread to complete the installation of the valve core.

Optionally, a clamping piece is arranged at one end, close to the rotating shaft, of the shell, the clamping piece is fixedly connected with the shell, and the clamping piece is used for being clamped by a wrench when the valve element is installed and is convenient to screw.

Through above-mentioned technical scheme, when the installation case, twist through the spanner and move the holder, screw up the case and fix on the valve.

Optionally, be equipped with the mounting groove on the holder, the pivot still is equipped with the snap ring and supplies the annular of snap ring block, the snap ring passes the mounting groove with the annular block is used for the restriction the pivot slides, works as when the snap ring block, the pivot extrusion pottery piece group makes pottery piece group supports tightly the flanging.

Through above-mentioned technical scheme, when the installation, press the pivot towards the shell direction, with the snap ring block on the annular for the pivot axial fixation is on the shell, and the pivot promotes the ceramic chip group and supports tightly on the edge of turning up of sealed pad this moment, makes the edge of turning up support tight recess, further fixed seal fills up.

Optionally, pottery piece group includes stationary blade and movable piece, the pivot is close to pottery piece group's one end is equipped with the arch, be equipped with the confession on the movable piece the caulking groove of protruding gomphosis, be equipped with the limbers on the stationary blade, still be equipped with the limbers on the movable piece, the limbers with the limbers intercommunication rotates the pivot drives the movable piece rotates around the axis and is used for staggering the limbers with the limbers makes limbers (25) with limbers (18) are the block state.

Through the technical scheme, the ceramic sheet set comprises the fixed sheet and the movable sheet, the water through holes are formed in the fixed sheet, the water through holes are formed in the movable sheet, the movable sheet is driven by the rotating shaft to rotate, when the water through holes are communicated with the water through holes, the water path is smooth, when the water through holes are separated from the water through holes, the water path is disconnected, and the on-off control of the water path is realized.

Optionally, the fixing plate is provided with a positioning protrusion, and the housing is provided with a positioning groove matched with the positioning protrusion.

Through above-mentioned technical scheme, the rotation of location arch and constant head tank combination restriction stationary blade.

Optionally, a limiting portion is further arranged at one end, close to the rotating shaft, of the outer shell, a first sealing ring is further sleeved at one end, close to the limiting portion, of the threaded section, and the first sealing ring is used for tightly abutting against the outer shell and the valve.

Through above-mentioned technical scheme, when the case was installed on the valve, the spacing portion made a sealing washer one support tight shell and valve with a sealing washer extrusion, improved the leakproofness between shell and the valve, prevented leaking.

Optionally, a second sealing ring is further arranged on the rotating shaft, and the second sealing ring abuts against the rotating shaft and the inner wall of the shell.

Through the technical scheme, the second sealing ring supports against the rotating shaft and the inner wall of the shell, so that the sealing performance between the rotating shaft and the inner wall of the shell is better, and water leakage is prevented.

Optionally, the housing and the rotating shaft are made of brass.

Through above-mentioned technical scheme, the difficult oxidation of brass material, corrosion resistance, copper still has the advantage that hardness is low, the melting point is low in addition, reduces the degree of difficulty of preparation and design.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) Through the sealing gasket, the sealing gasket is in threaded connection with the shell, so that the ceramic sheet group is prevented from falling off;

(2) The sealing gasket is further fixed on the shell through the embedding of the outward flanging and the groove and the outward flanging of the sealing gasket and the groove on the inner wall of the shell;

(3) Through sealing washer one and sealing washer two, strengthen the leakproofness of case, prevent to leak in the use.

Drawings

FIG. 1 is an exploded view of an embodiment;

FIG. 2 is a schematic structural diagram of a housing according to an embodiment;

FIG. 3 is a schematic cross-sectional view of an embodiment.

Reference numerals: 1. a housing; 2. a rotating shaft; 3. a mounting cavity; 4. a water inlet; 5. a water outlet; 6. a group of ceramic pieces; 7. a gasket; 8. flanging; 9. a groove; 10. a clamping member; 11. mounting grooves; 12. a snap ring; 13. a ring groove; 14. a fixing sheet; 15. a movable plate; 16. positioning the projection; 17. positioning a groove; 18. a water through hole; 19. a protrusion; 20. caulking grooves; 22. a first sealing ring; 23. a limiting part; 24. a second sealing ring; 25. a water inlet; 26. a threaded segment.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses quick-opening valve core.

Example (b):

the utility model provides a quick-opening valve core, refer to fig. 1 and fig. 2, including shell 1 and pivot 2, the material of shell 1 and pivot 2 all is the brass, shell 1 is whole cylindrically, shell 1 is equipped with installation cavity 3, installation cavity 3 link up towards the one end that shell 1 kept away from pivot 2 and forms

water inlet

4, 1 lateral wall of shell still is equipped with two delivery ports 5, two delivery ports 5 link up with installation cavity 3, and two delivery ports 5 are relative distribution on 1 lateral wall of shell, the one end that pivot 2 is located shell 1 is connected with ceramic wafer group 6, ceramic wafer group 6 is located and is used for controlling the water route break-make between water inlet 4 and the delivery port 5.

The ceramic sheet set 6 comprises a fixed sheet 14 and a movable sheet 15, wherein a positioning bulge 16 is arranged on the fixed sheet 14, a positioning groove 17 for embedding the positioning bulge 16 is arranged on the shell 1, the positioning groove 17 is positioned on the inner wall of the shell 1, the positioning groove 17 is communicated towards the direction of the cavity opening of the installation cavity 3, the positioning bulge 16 is embedded in the positioning groove 17 to limit the rotation of the fixed sheet 14, and a water through hole 18 is also arranged on the fixed sheet 14; the movable piece 15 is further provided with a water through opening 25, the movable piece 15 is provided with two caulking grooves 20, one end of the rotating shaft 2, which is close to the ceramic piece group 6, is provided with two protrusions 19 matched with the caulking grooves 20, and the protrusions 19 are clamped with the caulking grooves 20, so that the rotating shaft 2 can drive the movable piece 15 to rotate.

When the water through hole 25 is communicated with the water through hole 18, the water path is unblocked, the rotating shaft 2 is rotated, the rotating shaft 2 drives the movable piece 15 to rotate around the axis, so that the water through hole 25 is staggered with the water through hole 18, the water path is blocked, and the on-off control of the water path is realized by rotating the rotating shaft 2.

The opening part of the installation cavity 3 is also provided with a sealing gasket 7, the sealing gasket 7 is a silica gel gasket, one end of the sealing gasket 7 in the installation cavity 3 is also integrally formed with a flanging 8, and the sealing gasket 7 is in threaded connection with the shell 1.

Referring to fig. 3, shell 1 inner wall is equipped with the recess 9 that supplies the gomphosis of flanging 8, and in the in-service use process, sealed 7 of filling up with shell 1 threaded connection back, flanging 8 card goes into recess 9 for sealed 7 of filling up is difficult for droing from shell 1, leaves one section level and smooth lateral wall between the screw thread of sealed 7 of filling up and flanging 8, and level and smooth lateral wall plays the guide effect to flanging 8, makes flanging 8 can slide and get into recess 9.

Referring to fig. 1, a clamping member 10 is further disposed at one end of a housing 1 close to a rotating shaft 2, the clamping member 10 is welded to the housing 1, the valve core can be screwed up by clamping the clamping member 10 with a wrench when the valve core is installed, a mounting groove 11 is further disposed on a side surface of the clamping member 10, a snap ring 12 and a ring groove 13 for clamping the snap ring 12 are further disposed on the rotating shaft 2, the snap ring 12 penetrates through the mounting groove 11 and then is clamped on the ring groove 13, so that the rotating shaft 2 is axially fixed on the housing 1, and the rotating shaft 2 can rotate on the housing 1, in actual installation, the rotating shaft 2 needs to be pressed towards a mounting cavity 3 first, so that the snap ring 12 can be clamped on the ring groove 13 after penetrating through the mounting groove 11, at this time, the rotating shaft 2 pushes a movable plate 15, the movable plate 15 drives a fixing plate 14 to extrude a sealing gasket 7, and a reaction force of the sealing gasket 7 on the fixing plate 14 makes the movable plate 15 and the fixing plate 14 closer, and the sealing performance of the ceramic plate group 6 is improved.

Referring to fig. 1 and 3, a threaded section 26 is further arranged on the side wall of one end, close to the rotating shaft 2, of the shell 1, the threaded section 26 is used for connecting the valve core and the valve, a limiting portion 23 is further arranged at one end, close to the rotating shaft 2, of the shell 1, a sealing ring one 22 is further sleeved at one end, close to the limiting portion 23, of the threaded section 26, and when the valve is in actual use, the limiting portion 23 extrudes the sealing ring one 22 to enable the sealing ring one 22 to tightly support the shell 1 and the valve, sealing performance between the valve core and the valve is improved, and water leakage is reduced.

The rotating shaft is further provided with two sealing rings II 24, the sealing rings II 24 tightly abut against the inner walls of the rotating shaft 2 and the shell 1, the sealing performance between the shell 1 and the rotating shaft 2 is improved, water leakage of the valve core is reduced, and the sealing rings I22 and the sealing rings II 24 are rubber rings.

The working principle of the embodiment is as follows:

the bulge 19 on the rotating shaft 2 is embedded with the embedding groove 20 on the movable sheet 15, the rotating shaft 2 is rotated to drive the movable sheet 15 to rotate to control the on-off of the water through hole 25 and the water through hole 18, and the control of the valve switch is realized; sealing gasket 7 prevents that ceramic chip group 6 from droing in the shell 1 through threaded connection on shell 1, and when 2 axial fixings in pivot were on shell 1, pivot 2 promoted movable plate 15 and stationary blade 14 extrusion sealing gasket 7, and sealing gasket 7 makes between movable plate 15 and the stationary blade 14 inseparabler to the reaction force of stationary blade 14, improves the control effect of ceramic chip group 6 to the water route break-make.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a quick-opening valve core, includes shell (1) and pivot (2), its characterized in that: insert pivot (2) shell (1) and with shell (1) rotates to be connected, shell (1) is equipped with installation cavity (3), installation cavity (3) orientation is kept away from the direction of pivot (2) link up and form water inlet (4), shell (1) lateral wall still is equipped with delivery port (5), delivery port (5) with installation cavity (3) link up, pivot (2) are located one end in installation cavity (3) is connected with pottery piece group (6) and makes to rotate pivot (2) break-make that is used for controlling the water route, installation cavity (3) accent still is equipped with sealed pad (7), sealed pad (7) with shell (1) threaded connection is used for preventing pottery piece group (6) are followed drop in installation cavity (3).

2. The quick-opening valve cartridge according to claim 1, wherein: the utility model discloses a sealing gasket, including shell (1), sealed pad (7) and shell (1), shell (1) inner wall is close to the one end of sealed pad (7) still is equipped with recess (9), the material of sealed pad (7) is silica gel, just sealed pad (7) are close to the one end of pivot (2) still is equipped with flanging (8), sealed pad (7) with during shell (1) threaded connection, flanging (8) with recess (9) gomphosis.

3. The quick-opening valve cartridge according to claim 1, wherein: and a threaded section (26) is further arranged at one end, close to the rotating shaft (2), of the outer side wall of the shell (1), and the threaded section (26) is used for connecting the valve core with the valve.

4. The quick-opening valve cartridge according to claim 1, wherein: the clamping piece (10) is arranged at one end, close to the rotating shaft (2), of the shell (1), the clamping piece (10) is fixedly connected with the shell (1), and the clamping piece (10) is used for clamping a wrench when the valve core is installed.

5. The quick-opening valve cartridge according to claim 4, wherein: be equipped with mounting groove (11) on holder (10), pivot (2) still are equipped with snap ring (12) and supply annular (13) of snap ring (12) block, snap ring (12) are passed mounting groove (11) with annular (13) block is used for the restriction pivot (2) slide, work as when snap ring (12) block, pivot (2) extrusion pottery piece group (6).

6. The quick-opening valve cartridge according to claim 1, wherein: ceramic chip group (6) are including stationary blade (14) and movable piece (15), pivot (2) are close to the one end of ceramic chip group (6) is equipped with arch (19), be equipped with the confession on movable piece (15) caulking groove (20) of protruding (19) gomphosis, be equipped with limbers (18) on stationary blade (14), still be equipped with limbers (25) on movable piece (15), limbers (25) with limbers (18) intercommunication rotates pivot (2) drive movable piece (15) rotate around the axis and are used for staggering limbers (25) with limbers (18) make limbers (25) with limbers (18) are blocking state.

7. The quick-opening valve cartridge of claim 6, wherein: be equipped with location arch (16) on stationary blade (14), be equipped with on shell (1) with constant head tank (17) of location arch (16) looks adaptation.

8. A quick-opening valve cartridge according to claim 3, wherein: the valve is characterized in that one end, close to the rotating shaft (2), of the shell (1) is further provided with a limiting portion (23), one end, close to the limiting portion (23), of the threaded section (26) is further sleeved with a first sealing ring (22), and the first sealing ring (22) is used for tightly abutting against the shell (1) and the valve.

9. The quick-opening valve cartridge according to claim 1, wherein: and a second sealing ring (24) is further arranged on the rotating shaft (2), and the second sealing ring (24) is used for tightly abutting against the rotating shaft (2) and the inner wall of the shell (1).

10. The quick-opening valve cartridge according to claim 1, wherein: the shell (1) and the rotating shaft (2) are made of brass.