CN217030055U

CN217030055U - Tap valve core capable of switching cold water and hot water

Info

Publication number: CN217030055U
Application number: CN202220816421.1U
Authority: CN
Inventors: 陈飞华
Original assignee: Taizhou Lanbiao Sanitary Equipment Co ltd
Current assignee: Taizhou Lanbiao Sanitary Equipment Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-22
Anticipated expiration: 2032-04-08

Abstract

The utility model provides a cold and hot water switching water tap valve core, and belongs to the technical field of valve cores. The faucet valve core solves the problems that a filter screen at a water inlet of an existing faucet valve core is instable in installation and easy to fall off. This tap case of hot and cold water switching, including the case main part, case main part bottom is provided with the case base, the sealed deckle that is provided with in case base top, the water inlet of double-phase symmetry is seted up to case base bottom, two water inlets are cold water inlet and hot water inlet respectively, the delivery port has still been seted up to case base bottom position between two water inlets, the equal shaping in position department of the last two corresponding water inlets of case base has led to the water seat, it has seted up the installation annular by its top down end direction extension on the inner wall of water seat to lead to, the installation annular has set gradually the spring from lower to upper, filter equipment and spacing gland, the last slidingtype buckle subassembly that is provided with of filter equipment. The utility model has the advantages of convenient installation of the filter screen, stable installation and difficult falling.

Description

Tap valve core capable of switching cold water and hot water

Technical Field

The utility model belongs to the technical field of valve cores, relates to a water faucet valve core, and particularly relates to a cold and hot water switching water faucet valve core.

Background

A valve element is a valve part by means of which the valve body performs the basic function of direction control, pressure control or flow control by means of its movement. The faucet valve element with the water inlet at the bottom needs to be provided with a filter screen at the water inlet to prevent impurities from entering the valve element, but the filter screen at the water inlet of the faucet valve element is unstable in installation and easy to fall off, so that the filtering effect is affected.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a faucet valve core with a filter screen which is convenient to install, stable to install and not easy to fall off.

The purpose of the utility model can be realized by the following technical scheme: a tap valve core for cold and hot water switching comprises a valve core main body, wherein a valve core base is arranged at the bottom end of the valve core main body, a fixed sheet is arranged at the top of the valve core base in a sealing manner, two symmetrical water inlets are formed in the bottom of the valve core base, the two water inlets are respectively a cold water inlet and a hot water inlet, and a water outlet is also formed in the bottom of the valve core base between the two water inlets, the tap valve core is characterized in that a water passing seat is formed in the positions, corresponding to the two water inlets, on the valve core base, a water passing hole for passing water flow is formed in the middle of the water passing seat, an installation ring groove is formed in the inner wall of the water passing seat in an extending manner from the top to the lower end of the water passing seat, a spring, a filtering device and a limiting gland are sequentially arranged in the installation ring groove from bottom to top, the lower end of the filtering device is pressed to the top end of the spring, and the upper end of the filtering device is pressed against the bottom of the limiting gland, the top of limiting gland is contacted with the stator to be compressed tightly, the filtering device is provided with a sliding type buckle assembly, and the filtering device is positioned in the installation ring groove through the sliding type buckle assembly.

In foretell tap case that hot and cold water switches, filter equipment constitute by fixed skeleton and the filter screen of mutually integratively with fixed skeleton, slidingtype buckle subassembly be two, two slidingtype buckle subassembly symmetry sets up, two slidingtype buckle subassembly all sets up on the skeleton.

In foretell tap case that hot and cold water switches, slidingtype buckle subassembly form by the combination of the slip buckle that is the zigzag and compression spring, the slip buckle on have buckling part and sliding part, water service seat on seted up two and supply corresponding sliding part slidable mounting complex cooperation grooves of confession, through sliding part drives the slip buckle and slides around the cooperation groove, compression spring set up in sliding part rear end and supply it to lean on, compression spring inner and cooperation groove cell wall fixed mutually.

In the cold and hot water switching water tap valve core, a process groove is formed in the top of the rear end of the buckling part.

In the above valve core of the tap for switching cold and hot water, a position corresponding to the sliding buckle on the groove wall of the mounting ring groove is provided with a limiting groove.

In the tap valve core for switching cold water and hot water, the inner wall of the top end of the fixed framework is provided with a convex brim protruding outwards, the inner wall of the bottom end of the limiting gland is provided with a covered edge protruding outwards and wrapping the convex brim in the inner part, and a first sealing ring playing a sealing role is arranged between the covered edge and the convex brim.

In the above valve core of the tap for switching cold and hot water, a second sealing ring for sealing is arranged between the fixed framework and the water passing seat.

Compared with the prior art, the tap valve core for cold and hot water switching has the advantages that the filter screen is stable in installation, convenient to disassemble and assemble and not easy to fall off.

Drawings

Fig. 1 is a schematic perspective view of the valve core of the hot and cold water switching faucet.

FIG. 2 is a schematic cross-sectional view of the valve cartridge base and stator plate.

Fig. 3 is an enlarged schematic view of a structure of fig. 2.

In the figure, 1, a valve core main body; 2. a valve core base; 3. fixing the sheet; 4. a cold water inlet; 5. a hot water inlet; 6. a water-through seat; 7. a water through hole; 8. a spring; 9. a limiting gland bush; 10. fixing the framework; 11. filtering with a screen; 12. sliding the buckle; 13. a compression spring; 14. a buckling part; 15. a sliding part; 16. a mating groove; 17. a process tank; 18. a limiting groove; 19. a convex brim; 20. edge covering; 21. and a first sealing ring.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in figures 1, 2 and 3, the tap valve core for cold and hot water switching comprises a valve core main body 1, a valve core base 2 is arranged at the bottom end of the valve core main body 1, a stator 3 is arranged at the top of the valve core base 2 in a sealing manner, a rotor is arranged on the stator 3, two symmetrical water inlets are arranged at the bottom of the valve core base 2, two water inlet grooves communicated with the corresponding water inlets are formed in the stator 3, the two water inlets are respectively a cold water inlet 4 and a hot water inlet 5, a water outlet is also arranged between the two water inlets at the bottom of the valve core base 2, the tap valve core achieves the purpose of cold and hot water regulation and switching by respectively controlling the water flow through the cold and hot water inlets 5, water through seats 6 are formed at the positions of the two corresponding water inlets on the valve core base 2, water through holes 7 for water flow to pass through are formed in the middle parts of the water through seats 6, and installation ring grooves are formed in the inner walls of the water through seats 6 in a manner that the top parts extend towards the lower end direction, spring 8, filter equipment and spacing gland 9 have set gradually from bottom to top in the installation annular, and filter equipment's lower tip pushes down to the 8 tops of spring, and filter equipment's upper end top is in the bottom of spacing gland 9, and the top of spacing gland 9 and stator 3 are contacted each other and are compressed tightly, the last slidingtype buckle subassembly that is provided with of filter equipment to be located the installation annular through this slidingtype buckle subassembly with filter equipment.

Preferably, filter equipment comprises fixed skeleton 10 and with fixed skeleton 10 filter screen 11 mutually an organic whole, and slidingtype buckle subassembly is two, and two slidingtype buckle subassemblies symmetry set up, and two slidingtype buckle subassemblies all set up on the skeleton.

Preferably, the sliding type buckle assembly is formed by combining a zigzag sliding buckle 12 and a compression spring 13, the sliding buckle 12 is provided with a buckling part 14 and a sliding part 15, the water passing seat 6 is provided with two matching grooves 16 for the sliding installation and the matching of the corresponding sliding part 15, the sliding buckle 12 is driven by the sliding part 15 to slide back and forth along the matching grooves 16, the compression spring 13 is arranged at the rear end of the sliding part 15 and is abutted against the sliding part, and the inner end of the compression spring 13 is fixed with the wall of the matching groove 16.

In more detail, a process groove 17 is formed at the top of the rear end of the fastening part 14, and enters the process groove 17 through a tool to adjust the front and rear displacement of the sliding buckle 12.

Preferably, a position corresponding to the sliding buckle 12 on the groove wall of the mounting ring groove is provided with a limit groove 18.

The sliding buckle 12 is adjusted backwards to retreat, the filtering device is placed in the installation ring groove, the fixed framework 10 moves downwards along the groove wall of the installation ring groove, in the process, the front end surface of the buckling part 14 of the sliding buckle 12 moves downwards along the wall surface until the front end surface moves to the position of the limiting groove 18, the buckling part 14 of the sliding buckle 12 automatically pops out and enters the limiting groove 18 to position the filtering device, after the positioning is achieved, the fixed framework 10 is pressed downwards to the spring 8, under the reverse pressing of the spring 8, the whole filtering device bears the upward-pressed pressure, the buckling part 14 is tightly pressed in the limiting groove 18 to obtain efficient positioning, then the limiting gland 9 and the stator 3 are sequentially installed, and the matching of all parts is completed; when the filter device is disassembled, the limiting gland 9 and the fixed sheet 3 are taken out, a tool is used for jacking the technical groove 17, the sliding part 15 is driven to move inwards, the buckling part 14 is separated from the limiting groove 18, and the filter device is taken out.

In order to improve the sealing performance, the inner wall of the top end of the fixing framework 10 is provided with a convex brim 19 which protrudes outwards, the inner wall of the bottom end of the limiting gland 9 is provided with an edge covering 20 which protrudes outwards and wraps the convex brim 19 inwards, a sealing ring I21 which plays a role in sealing is arranged between the edge covering 20 and the convex brim 19, and a sealing ring II which plays a role in sealing is arranged between the fixing framework 10 and the water passing base 6.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The utility model provides a tap case that hot and cold water switches, includes case main part (1), case main part (1) bottom be provided with case base (2), case base (2) top seal be provided with stator (3), case base (2) bottom seted up the water inlet of double-phase symmetry, two the water inlet is cold water inlet (4) and hot water inlet (5) respectively, case base (2) bottom be located and still seted up the delivery port between two water inlets, a serial communication port, case base (2) on the equal shaping of position department of two corresponding water inlets have water service seat (6), water service seat (6) middle part be limbers (7) that supply water flow passes through, set up the installation annular by its top towards lower extreme direction extension on the inner wall of water service seat (6), the installation annular in from bottom to top set gradually spring (8), Filter equipment and spacing gland (9), filter equipment's lower tip pushes down to spring (8) top, and filter equipment's upper end top is in the bottom of spacing gland (9), the top of spacing gland (9) compresses tightly with stator (3) the mutual contact, filter equipment on be provided with slidingtype buckle subassembly to be located the mounting ring inslot with filter equipment through this slidingtype buckle subassembly.

2. A tap valve cartridge for changing over cold and hot water according to claim 1, wherein said filtering means comprises a fixed frame (10) and a filter net (11) integrated with said fixed frame (10), and there are two sliding type fastening assemblies, and two of said sliding type fastening assemblies are symmetrically disposed, and both of said sliding type fastening assemblies are disposed on the frame.

3. The faucet valve cartridge for changing over cold and hot water according to claim 2, wherein the sliding type snap assembly is formed by combining a zigzag sliding snap (12) and a compression spring (13), the sliding snap (12) is provided with a snap part (14) and a sliding part (15), the water passing seat (6) is provided with two matching grooves (16) for the sliding installation and matching of the corresponding sliding part (15), the sliding part (15) drives the sliding snap (12) to slide back and forth along the matching grooves (16), the compression spring (13) is arranged at the rear end of the sliding part (15) and is abutted against the sliding part, and the inner end of the compression spring (13) is fixed with the groove wall of the matching groove (16).

4. The valve core of the tap for switching hot and cold water according to claim 3, wherein the top of the rear end of the buckling part (14) is provided with a technical groove (17).

5. The valve core of a tap for switching hot and cold water according to claim 3, wherein a position corresponding to the sliding buckle (12) on the groove wall of the mounting ring groove is provided with a limit groove (18).

6. The valve core of the tap for changing cold water into hot water as claimed in claim 2, wherein the top end inner wall of the fixed framework (10) is provided with a convex brim (19) which protrudes outwards, the bottom end inner wall of the limiting gland (9) is provided with a covered edge (20) which protrudes outwards and covers the convex brim (19) inwards, and a first sealing ring (21) which plays a role in sealing is arranged between the covered edge (20) and the convex brim (19).

7. The valve core of the tap for switching hot and cold water according to claim 2, wherein a second sealing ring for sealing is arranged between the fixing framework (10) and the water passing seat (6).