CN221075365U

CN221075365U - Water stop valve

Info

Publication number: CN221075365U
Application number: CN202322743025.8U
Authority: CN
Inventors: 蔡晓波
Original assignee: Individual
Current assignee: Individual
Filing date: 2023-10-12
Publication date: 2024-06-04
Anticipated expiration: 2033-10-12

Abstract

The utility model provides a stagnant water valve, including tubular valve body, the anterior segment of valve body is formed with first connection structure, the posterior segment of valve body is formed with second connection structure, still including setting up the stagnant water mechanism in the valve body, stagnant water mechanism includes the sealing member, sealing washer and elastic component, the sealing member can be followed the valve body axial and is moved between sealing position and open position, the sealing collar is established on the sealing member, the valve body inner wall is provided with can with sealing washer sealing-up sealing portion, sealing washer and sealing portion sealing-up make rivers unable through the valve body when the sealing member is in sealing position, the sealing washer breaks away from sealing portion when the sealing member is in open position and makes rivers accessible valve body, the elastic component can drive the sealing member to move to sealing position, sealing member of sealing position has the pressure section that projects the valve body front end, when first connection structure is docked with other equipment, the pressure section can be pushed and make the sealing member move to open position, can realize the stagnant water function through simple structure like this.

Description

Water stop valve

Technical Field

The utility model relates to a water stop valve.

Background

Chinese patent document CN114892774A discloses a rapid water stopping device of a water inlet valve, and relates to the technical field of water inlet valves. The rapid water stopping device of the water inlet valve comprises a valve body, a water inlet pipe is arranged at the water inlet end of the valve body, a water outlet pipe is arranged at the water outlet end of the valve body, a water inlet is formed in the water inlet pipe, a first circulation cavity is formed in the right end of the water inlet in a communicating mode, a second circulation cavity is formed in the right end of the first circulation cavity in a communicating mode, a third circulation cavity is formed in the upper end of the second circulation cavity in a communicating mode, a fourth circulation cavity is formed in the left end of the third circulation cavity in a communicating mode, a water outlet is formed in the bottom end of the fourth circulation cavity in a communicating mode, and a fifth circulation cavity is formed in the right end of the second circulation cavity in a communicating mode. Through increasing counter weight hole and flotation pontoon, make the flotation pontoon delay and float fast, can make sealing plug quick seal back pressure hole, play sealed and stagnant water's effect, otherwise the flotation pontoon slowly floats, and the back pressure hole can not close in the twinkling of an eye can cause the sealing dynamics not enough for the back pressure hole leaks for a long time. However, the rapid water stopping device of the water inlet valve is complex in structure and high in cost.

Disclosure of utility model

The utility model aims to provide a water stop valve which has a simple structure and can be used as a simple angle valve.

The utility model provides a stagnant water valve, including tubular valve body, the anterior segment of valve body is formed with first connection structure, the posterior segment of valve body is formed with second connection structure, still including setting up the stagnant water mechanism in the valve body, stagnant water mechanism includes the sealing member, sealing washer and elastic component, the sealing member can be along the valve body axial between sealing position and open position, the sealing snare is established on the sealing member, the valve body inner wall is provided with can with sealing washer sealing fit's sealing part, sealing washer and sealing part sealing fit make rivers unable through the valve body when the sealing member is in the sealing position, the sealing washer breaks away from sealing part and makes rivers accessible valve body when the sealing member is in the open position, the elastic component can drive the sealing member to move to sealing position, sealing member of sealing position has the pressing section of protrusion valve body front end, when first connection structure is docked with other equipment, the pressing section can be pushed and make the sealing member move to open position, so can not only realize the stagnant water function through simple structure, and can use as simple angle valve, production cost is saved.

The centre bore of valve body is including from the back to preceding water inlet section, sealed section and the play water section that distributes in proper order, and the internal diameter of sealed section is less than the internal diameter of water inlet section in order to constitute sealing, be formed with convex spacing ring between sealed section and the play water section, the sealing member include the main part section press the section with connect the main part section with press the linkage segment between the section, the sealing ring snare is established on the main part section, the main part section with press the section and be located the both sides of spacing ring, the diameter of main part section is greater than the internal diameter of spacing ring, the main part section just can not get into the play water section through the sealing section like this, and the sealing washer just can cooperate sealing portion to carry out stagnant water sealing work well.

The elastic piece is a spiral spring sleeved on the connecting section and compressed between the limiting ring and the pressing section.

The sealing section and the water inlet section are in transition through the inclined plane, and the inclined plane can play a certain guiding role on the main body section and can guide water flow to pass through.

The front end of the main body section is provided with a guide inclined plane, and the guide inclined plane is matched with the inclined plane to enable the main body section to enter the sealing section better so as to achieve the sealing effect.

The connecting section comprises a first plug-in connection part and a second plug-in connection part, the first plug-in connection part is formed on the pressing section, the second plug-in connection part is formed on the main body section, and the first plug-in connection part is in plug-in connection fit with the second plug-in connection part.

The front end face of the first plug-in part is provided with a jack, opposite two side faces are provided with hanging holes communicated with the jack, the second plug-in part comprises two hooks, the two hooks are symmetrically arranged, the front ends of the hooks are provided with outwards protruding hook parts, and when the two hooks are inserted into the jack, the hook parts can be embedded into the hanging holes, so that quick plug-in between the first plug-in part and the second plug-in part can be realized.

The main body section is provided with a limit groove matched with the sealing ring, the sealing ring is sleeved in the limit groove, and the limit groove is arranged to better sleeve the sealing ring on the main body section.

The sealing ring is an O-shaped ring.

The first connecting structure and/or the second connecting structure are/is external threads.

Drawings

Fig. 1 is a perspective view of the present utility model in a sealed state.

Fig. 2 is a perspective view of another view in the sealed state of the present utility model.

Fig. 3 is a front view of the present utility model in a sealed state.

Fig. 4 is a cross-sectional view of fig. 3.

Fig. 5 is a front view of the utility model in the open state.

Fig. 6 is a cross-sectional view of fig. 5.

Fig. 7 is an exploded view of the components of the present utility model.

FIG. 8 is an exploded view of another view of the present utility model

Detailed Description

Referring to fig. 1 to 8, a water stop valve comprises a tubular valve body 1, wherein a first connecting structure 14 is formed at the front section of the valve body 1, a second connecting structure 15 is formed at the rear section of the valve body 1, the first connecting structure 14 and the second connecting structure 15 are external threads, thus the first connecting structure 14 can be in threaded connection with water equipment such as a spray gun, and the second connecting structure 15 can be in threaded connection with a water inlet connecting pipe, so that the water stop valve is very convenient to use.

The sealing mechanism comprises a sealing element 2, a sealing ring 23 and an elastic element 24, wherein the sealing element 2 can move between a sealing position and an opening position along the axial direction of the valve body 1, the sealing ring 23 is sleeved on the sealing element 2, the sealing ring 23 is an elastic O-shaped ring, a sealing part 16 capable of being in sealing fit with the sealing ring 23 is arranged on the inner wall of the valve body 1, the sealing ring 23 is in sealing fit with the sealing part 16 when the sealing element 2 is in the sealing position so that water cannot pass through the valve body 1, the sealing ring 23 is separated from the sealing part 16 when the sealing element 2 is in the opening position so that water can pass through the valve body 1, the elastic element 24 can drive the sealing element 2 to move to the sealing position, the sealing element 2 in the sealing position is provided with a pressing section 22 protruding out of the front end of the valve body 1, and when a first connecting structure 14 is in threaded connection with water equipment such as a spray gun, the pressing section 22 can be pushed so that the sealing element 2 can move to the opening position, thus the sealing function can be realized through a simple structure, and the sealing valve can be used as a simple angle valve, and the production cost can be saved.

The sealing element 2 comprises a main body section 21, a pressing section 22 and a connecting section 25 connected between the main body section 21 and the pressing section 22, the elastic element 24 is a spiral spring, particularly a metal spiral spring, sleeved on the connecting section 25 and compressed between the limiting ring 121 and the pressing section 22, the central hole of the valve body 1 comprises a water inlet section 11, a sealing section 12 and a water outlet section 13 which are distributed from back to front in sequence, the diameter of the sealing section 12 is smaller than that of the water inlet section 11 to form a sealing part 16, a protruding limiting ring 121 is formed between the sealing section 12 and the water outlet section 13, a sealing ring 23 is sleeved on the main body section 21, the main body section 21 and the pressing section 22 are positioned on two sides of the limiting ring 121, the diameter of the main body section 21 is larger than the inner diameter of the limiting ring 121, the diameter of the elastic element 24 is also larger than the inner diameter of the limiting ring 121, so that the main body section 21 does not enter the water outlet section 13 through the sealing section 12, the elastic element 24 does not penetrate through the limiting ring to enter the sealing section 12, the sealing section 23 can be matched with the sealing part 16 well to seal the sealing part 16, the main body section 21 is formed with the sealing groove 215, and the sealing ring 215 is matched with the sealing groove 215 well, and the limiting groove 215 can be well arranged on the main body section 21, and the limiting groove 215 can be better arranged on the limiting groove 215.

The sealing section 12 and the water inlet section 11 are in transition through the inclined plane 122, the inclined plane 122 can play a certain guiding role on the main body section 21 and can guide water flow to pass through, the front end of the main body section 21 is also provided with the guiding inclined plane 213, the guiding inclined plane 213 is matched with the inclined plane 122 to reduce resistance, the main body section 21 can better enter the sealing section 12 to play a sealing effect, the rear end of the main body section 21 is also provided with the flow letting inclined plane 214, so that water flow can better pass through the outer edge of the main body section 21 when the sealing element 2 is in the opening position, water flow can be increased, a plurality of through holes 224 are formed in the pressing section 22, and water flow can enter water using equipment through the through holes 224.

The connection section 25 includes a first plug-in portion 221 and a second plug-in portion 211, the first plug-in portion 221 is formed on the pressing section 22, the first plug-in portion 221 is integrally formed with the pressing section 22, the second plug-in portion 211 is formed on the main body section 21, the second plug-in portion 211 is integrally formed with the main body section 21, the first plug-in portion 221 is in plug-in fit with the second plug-in portion 212, a jack 222 is formed on the front end face of the first plug-in portion 221, hanging holes 223 communicated with the jack 222 are formed on the opposite two sides, the second plug-in portion 211 includes two hooks 212 which are symmetrically arranged, outwardly protruding hook portions are formed on the front ends of the hooks 212, and when the two hooks 212 are inserted into the jack 222, the hook portions can be embedded into the hanging holes 223, so that quick plug-in between the first plug-in portion 221 and the second plug-in portion 211 can be achieved.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, i.e., the utility model is not to be limited to the details of the claims and the description, but rather is to cover all modifications which are within the scope of the utility model.

Claims

1. A water stop valve, includes tubular valve body, its characterized in that: the front section of valve body is formed with first connection structure, the back section of valve body is formed with second connection structure, still including setting up the stagnant water mechanism in the valve body, stagnant water mechanism includes the sealing member, sealing washer and elastic component, the sealing member can be followed the valve body axial and is moved between sealing position and open position, the sealing collar is established on the sealing member, the valve body inner wall is provided with can seal complex sealing portion with the sealing washer, sealing washer and sealing portion seal complex make rivers unable valve body when sealing member is in sealing position, sealing member is in open position, sealing washer breaks away from sealing portion and makes rivers accessible valve body, the elastic component can drive the sealing member to move to sealing position, sealing member of sealing position has the pressure section of protrusion valve body front end, when first connection structure is docked with other equipment, the pressure section can be pushed away and make sealing member move to open position.

2. A water stop valve according to claim 1, wherein: the centre bore of valve body is including from the back to preceding section of intaking, sealed section and play water section that distributes in proper order, and the internal diameter of sealed section is less than the internal diameter of section of intaking in order to constitute sealing, be formed with convex spacing ring between sealed section and the play water section, the sealing member include the main part section, press the section with connect the main part section with press the linkage segment between the section, the sealing ring cover is established on the main part section, the main part section with press the section and be located the both sides of spacing ring, the diameter of main part section is greater than the internal diameter of spacing ring.

3. A water stop valve according to claim 2, wherein: the elastic piece is a spiral spring sleeved on the connecting section and compressed between the limiting ring and the pressing section.

4. A water stop valve according to claim 2, wherein: the sealing section and the water inlet section are in transition through an inclined plane.

5. A water stop valve according to claim 2, wherein: the front end of the main body section is formed with a guide slope.

6. A water stop valve according to claim 2, wherein: the connecting section comprises a first plug-in connection part and a second plug-in connection part, the first plug-in connection part is formed on the pressing section, the second plug-in connection part is formed on the main body section, and the first plug-in connection part is in plug-in connection fit with the second plug-in connection part.

7. A water stop valve as claimed in claim 6, wherein: the front end face of the first inserting part is provided with an inserting hole, opposite two side faces are provided with hanging holes communicated with the inserting hole, the second inserting part comprises two hooks, the two hooks are symmetrically arranged, the front end of each hook is provided with an outwards protruding hook part, and when the two hooks are inserted into the inserting hole, the hook parts can be embedded into the hanging holes.

8. A water stop valve according to claim 2, wherein: the main body section is provided with a limit groove matched with the sealing ring, and the sealing ring is sleeved in the limit groove.

9. A water stop valve according to any one of claims 1 to 8, wherein: the sealing ring is an O-shaped ring.

10. A water stop valve according to any one of claims 1 to 8, wherein: the first connecting structure and/or the second connecting structure are/is external threads.