CN213361192U - Open-close self-release type anti-freezing stop valve - Google Patents
Open-close self-release type anti-freezing stop valve Download PDFInfo
- Publication number
- CN213361192U CN213361192U CN202022331730.3U CN202022331730U CN213361192U CN 213361192 U CN213361192 U CN 213361192U CN 202022331730 U CN202022331730 U CN 202022331730U CN 213361192 U CN213361192 U CN 213361192U
- Authority
- CN
- China
- Prior art keywords
- water
- valve
- pipe
- water inlet
- blocking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sliding Valves (AREA)
Abstract
The application discloses an opening and closing self-releasing type anti-freezing valve, which comprises a pipe main body, wherein a water outlet, a water outlet and a water inlet which are communicated with a passage in the pipe main body are arranged on the pipe main body, the water outlet and the water inlet are both positioned below the ground, the water outlet is positioned above the ground, and the water outlet is positioned above the water inlet; the water inlet is connected with the water outlet through a water inlet pipe, the water outlet is connected with the water inlet through a water outlet pipe, the water inlet pipe is connected with the water outlet pipe through a water outlet pipe, the water outlet pipe is connected with the water outlet pipe through a water outlet pipe, and the water outlet pipe is connected with the water outlet pipe; when the adjusting piece rotates along the second direction, the water outlet is closed by the water outlet valve blocking piece, and the water inlet is opened by the water feeding blocking piece. The water or fluid in the passage of the pipe body can be discharged through the water discharge opening, the pipe body is not frozen in winter, and the pipe body is not blocked and is not easy to be frozen and cracked due to no water in the pipe body.
Description
Technical Field
The application relates to the technical field of water pipe freezing prevention, in particular to an opening and closing self-release type anti-freezing stop valve.
Background
In northern areas of China, after entering winter, the temperature is reduced to be below 0 ℃, and at the stage that the tail end of a water supply system is connected with a user, a water pipe frost crack phenomenon still occurs, particularly, water pipes or solar pipelines distributed outdoors are often frozen, so that inconvenience is brought to production and life of people; especially when fire-fighting water supply is carried out, because the water source can not be used urgently in time in the low-temperature environment in winter, the primary fire source can not be effectively controlled, and serious loss is caused to people. In addition, water is mainly supplied to people in rural areas and outdoors by means of tap water pipes, water retained in underground water pipes is easy to freeze, the pipelines are blocked and water supply is stopped if the water is light, the water pipes are frozen and broken if the water is heavy, and the water is completely cut off, so that people can only hold the water pipes by cotton quilts, or repair and cover water taking rooms, or dig and take water wells, or tightly wind water using facilities such as exposed water pipes, water taps and the like by linen fabrics or PE rubber and plastic heat insulation materials in winter, but the problem cannot be solved fundamentally, and water stored in the pipes can still be frozen if the water stays in the pipes at low temperature.
Therefore, how to solve the problem that water retained in the existing water pipe is easy to freeze in winter to block the pipeline and even to freeze the water pipe is a key technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the related art at least to a certain extent, the application aims to provide the opening and closing self-release type anti-freezing stop valve which can solve the problem that water retained in the existing water pipe is easy to freeze in winter to block a pipeline or even a frost crack water pipe.
The application provides an frostproofing stop valve of switching self-discharging formula, including:
the water outlet and the water inlet are positioned below the ground, the water outlet is positioned above the ground, and the water outlet is positioned above the water inlet;
the water inlet is provided with a water outlet blocking piece, a water feeding blocking piece and an adjusting piece, wherein the water outlet blocking piece is used for blocking the water outlet, the water feeding blocking piece is used for blocking the water inlet, the adjusting piece is used for controlling the water outlet blocking piece and the water feeding blocking piece, when the adjusting piece rotates along a first direction, the water outlet blocking piece is far away from the water outlet, the water outlet is opened, and the water feeding blocking piece blocks the water inlet; when the adjusting piece rotates along the second direction, the water outlet is closed by the water outlet valve blocking piece, and the water inlet is opened by the water feeding blocking piece.
Preferably, a through groove which can be communicated with the drainage opening and the passage is further formed in the pipe body, the drainage valve blocking piece is matched with the through groove, when the adjusting piece rotates along the first direction, the drainage valve blocking piece is far away from the through groove, and the through groove is communicated with the passage and the drainage opening; when the adjusting piece rotates along the second direction, the water drain valve blocking piece enters the through groove, and the water drain opening is blocked by the water drain valve blocking piece.
Preferably, the water inlet comprises a lower water inlet and a first through hole which can be communicated with the lower water inlet and the passage, the upper water blocking piece is positioned between the lower water inlet and the first through hole, and when the adjusting piece rotates along the first direction, the upper water blocking piece closes the first through hole; when the adjusting piece rotates along the second direction, the water feeding blocking piece is far away from the first through hole, so that the first through hole is communicated with the lower water inlet and the passage.
Preferably, the adjusting part comprises a screw rod and a switch handle for controlling the screw rod, the screw rod extends into the pipe body and is fixedly connected with the drain valve plug and the water feeding plug, and the switch handle is positioned above the pipe body and is fixedly connected with the top end of the screw rod.
Preferably, a screw positioning disc is arranged in the pipe main body, a first threaded hole matched with the screw is formed in the screw positioning disc, and a second through hole for water to pass through is formed in the screw positioning disc.
Preferably, the top end of the pipe main body is provided with a stop valve for fixing the adjusting piece, the stop valve is fixedly connected with the pipe main body, and the stop valve is provided with a second threaded hole matched with the screw rod.
Preferably, the pipe main body comprises an upper valve body located above the ground, a lower valve body located below the ground and a water guide pipe used for connecting the upper valve body and the lower valve body, the water outlet is arranged on the upper valve body, and the water drain opening and the water inlet are both located on the lower valve body.
Preferably, a water blocking strip is further arranged between the blocking valve and the pipe main body, and the water blocking strip is sleeved outside the screw rod.
Preferably, the cross-sectional shapes of the through groove and the drain valve blocking piece are trapezoidal, and the diameters of the through groove and the drain valve blocking piece are gradually reduced from top to bottom.
Preferably, the section shape of the upper water blocking piece is trapezoidal, the maximum outer diameter of the upper water blocking piece is smaller than the diameter of the lower water inlet, and the minimum diameter of the upper water blocking piece is larger than the diameter of the first through hole.
The technical scheme provided by the application can comprise the following beneficial effects:
the application provides a switching from formula of putting prevents frostbite stop, including the pipe main part, be provided with the delivery port in the pipe main part, outlet and water inlet, the delivery port, outlet and water inlet all are linked together with the inside route of pipe main part, this switching from formula of putting prevents frostbite stop is still including the outlet valve plug, water feeding plug and regulating part, the outlet valve plug is used for the shutoff outlet, water feeding plug is used for the shutoff water inlet, the regulating part is used for controlling outlet valve plug and water feeding plug to come shutoff outlet and water inlet respectively. When the regulating part is rotatory along first direction, the outlet is kept away from to the outlet to make the outlet open and be linked together with the passageway, make water or fluid in the passageway discharge through the outlet, at this moment, go up water shutoff piece and seal the water inlet, make water or fluid can not continue to enter into in the passageway through the water inlet, thereby realize anhydrous in the passageway, like this, in being in low temperature environment, anhydrous can not freeze in the pipe main part, thereby be difficult for by the frost crack, also can not cause the pipe main part to be blockked up. When the adjusting piece rotates along the second direction, the water discharge opening is closed by the water discharge valve blocking piece, so that water or fluid in the passage cannot flow out of the water discharge opening, and the water inlet is opened by the water feeding blocking piece, so that the water or the fluid can continuously enter the passage from the water inlet to be supplied to people for use.
So set up, can discharge water or fluid in the passageway of pipe body through the outlet, when winter, can not cause the pipe main part to freeze to because no water in the pipe main part can not blockked up, also difficult being frozen split has solved the water that is detained in the current water pipe and freezes easily in winter and blocks up the problem of pipeline or even frozen split water pipe.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
FIG. 1 is a cross-sectional view of an open-close self-releasing antifreeze gate shown in accordance with some exemplary embodiments.
In the figure:
1. a lower valve body; 2. an upper valve body; 3. a water conduit; 4. a lower water inlet; 5. a water discharge opening; 6. a water outlet; 7. a drain pipe; 8. a switch handle; 9. a screw; 10. a first through hole; 11. a water feeding block piece; 12. a through groove; 13. a water escape valve plug; 14. a passage; 15. a check valve; 16. a water-blocking strip; 17. a first screw positioning plate; 18. and a second screw positioning disc.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.
Referring to fig. 1, the present embodiment provides an open-close self-release anti-freezing valve, which comprises a pipe body, wherein the pipe body is provided with a water outlet 6, a water outlet 5 and a water inlet, the water outlet 6, the water outlet 5 and the water inlet are all communicated with a passage 14 inside the pipe body, the water inlet can be communicated with a tap water pipe or other fluid pipelines, and the water outlet 6 is used for supplying water or flowing out fluid for people to use; the water discharge opening 5 can be communicated with a sewer or a water seepage pit so as to discharge water in the pipe body into the sewer or the water seepage pit, and thus, water feeding, water discharging and water discharging can be realized.
The open-close self-release type anti-freezing stop valve further comprises a drain valve blocking piece 13, a water feeding blocking piece 11 and an adjusting piece, wherein the drain valve blocking piece 13 is used for blocking the drain opening 5, the water feeding blocking piece 11 is used for blocking the water inlet, and the adjusting piece is used for controlling the drain valve blocking piece 13 and the water feeding blocking piece 11 to respectively block the drain opening 5 and the water inlet.
When the adjusting part rotates along the first direction, the drain valve blocking part 13 is far away from the drain opening 5, so that the drain opening 5 is opened and communicated with the passage 14, water or fluid in the passage 14 is discharged through the drain opening 5, at the moment, the water inlet is sealed by the water feeding blocking part 11, the water or the fluid cannot continuously enter the passage 14 through the water inlet, and therefore the water in the passage 14 is not available, and therefore, in a low-temperature environment, the water in the pipe body cannot be frozen, the pipe body cannot be frozen and cracked easily, and the blockage of the pipe body cannot be caused.
When the adjusting member is rotated in the second direction, the drain valve blocking member 13 blocks the drain opening 5 so that water or fluid in the passage 14 cannot flow out of the drain opening 5, and the water inlet blocking member 11 opens the water inlet so that water or fluid can continuously flow into the passage 14 from the water inlet to be used by people.
So set up, can discharge water or fluid in the passageway 14 of pipe body through outlet 5, when winter, can not cause the pipe main part to freeze to because there is not water in the pipe main part, can not blockked up, also difficult freeze-fracture, solved the water that is detained in current water pipe and iced easily in winter and block up the problem of pipeline or even freeze-fracture water pipe.
In this embodiment, a through groove 12 is further provided in the pipe body, and the through groove 12 can communicate with the drain opening 5 and the passage 14, so that water or fluid in the passage 14 can flow into the drain opening 5 through the through groove 12. Wherein, the drain valve blocking piece 13 is matched with the through groove 12, and the drain valve blocking piece 13 can be embedded into the through groove 12 and block the drain opening 5.
When the adjusting member is rotated in the first direction, the drain valve blocking member 13 is away from the through groove 12, the through groove 12 communicates with the passage 14 and the drain opening 5, and at this time, the water or fluid in the passage 14 flows into the through groove 12 and flows out from the drain opening 5, thereby achieving drainage. When the adjusting member is rotated in the second direction, the drain valve blocking member 13 is fitted into the through groove 12, and the drain opening 5 is blocked by the drain valve blocking member 13, so that water or fluid in the passage 14 cannot enter the through groove 12 and cannot flow out from the drain opening 5.
Further, the water inlet comprises a lower water inlet 4 and a first through hole 10, and the first through hole 10, the lower water inlet 4 and the passage 14 can be communicated, so that water or fluid entering through the lower water inlet 4 can flow into the passage 14 through the first through hole 10 and then flow out of the water outlet 6 for people to use. Wherein, go up water blocking piece 11 and be located under between water inlet 4 and the first through-hole 10 to go up water blocking piece 11 and can block up first through-hole 10, so that water or fluid can not enter into in the passageway 14, like this, when using in winter, can not make the interior deposit water of passageway 14 of pipe main part and freeze and block up the pipe main part.
When the adjusting member is rotated in a first direction, the upper water blocking member 11 can move upwards, and the top end of the upper water blocking member 11 is tightly attached to the first through hole 10, so that the first through hole 10 is closed, and water or fluid cannot enter the passage 14 through the first through hole 10.
When the adjusting piece rotates along the second direction, the water feeding blocking piece 11 can move downwards, so that the water feeding blocking piece 11 is far away from the first through hole 10, the first through hole 10 is opened, water or fluid can enter the passage 14, and normal water feeding is realized.
Specifically, the first direction can be clockwise, and the second direction can anticlockwise, can drive the rotation of drain valve piece 13 and last water shutoff piece 11 and upwards remove when adjusting part clockwise rotation, can drive the rotation of drain valve piece 13 and last water shutoff piece 11 and downwards remove when adjusting part anticlockwise rotation.
In this embodiment, the regulating part is including screw rod 9 and switch handle 8, and switch handle 8 is used for control screw rod 9, can control the screw rod 9 rotation through rotating switch handle 8 to drive the rotation of drain valve plug 13 and the water feeding plug 11 and remove.
Wherein, the screw rod 9 stretches into in the pipe body with drain valve stifled piece 13 and last water stifled piece 11 fixed connection, specifically, drain valve stifled piece 13 and last water stifled piece 11 all overlap on screw rod 9. The switch handle 8 is located the top of pipe main part to with the top fixed connection of screw rod 9, the user drives the screw rod 9 rotation through rotating switch handle 8, thereby realizes the water-feeding and sluices.
In order to avoid the skew of screw rod 9, be provided with the screw rod positioning disk in the pipe main part, be provided with first screw hole on the screw rod positioning disk, first screw hole and screw rod 9 phase-match, screw rod 9 passes first screw hole to can follow the axial of first screw hole and reciprocate, thereby drive outlet valve plug 13 and water feeding plug 11 and reciprocate.
Here, the screw positioning disc and the pipe main body can be of an integrated structure to reduce the connection structure and improve the stability of the connection of the screw positioning disc and the pipe main body.
In order to avoid the obstruction of water supply, a second through hole through which water or fluid passes is provided in the screw positioning plate, and the second through hole communicates with the passage 14.
In some embodiments, the pipe body comprises an upper valve body 2, a lower valve body 1 and a water conduit 3 for connecting the upper valve body 2 and the lower valve body 1, the upper valve body 2 is disposed above the ground, and the water outlet 6 is located on the upper valve body 2 so as to be convenient for people to use. Lower valve body 1 sets up in the below ground, and discharge opening 5 and water inlet all set up under on valve body 1, like this, are convenient for intake and sluicing to can reduce the probability of freezing, thereby improve the life of this switching self-discharging anti-freezing stop valve.
The screw positioning disc comprises a first screw positioning disc 17 and a second screw positioning disc 18, the first screw positioning disc 17 is arranged in the lower valve body 1, and the first screw positioning disc 17 is arranged between the lower water inlet 4 and the upper water blocking piece 11 so as to limit the bottom end of the screw 9; the second screw positioning disk 18 is arranged in the upper valve body 2, and the second screw positioning disk 18 is arranged close to the bottom end of the upper valve body 2 so as to limit the middle upper part of the screw 9, further avoid the deflection of the screw 9 and ensure that the drain valve plug 13 and the water plug 11 can plug the drain opening 5 and the first through hole 10.
It should be noted that the first screw positioning plate 17 and the second screw positioning plate 18 are both provided with a first threaded hole and a second through hole to match with the screw 9, and do not hinder the water supply.
In other embodiments, the top end of the pipe body is provided with a stop valve 15, that is, the top end of the upper valve body 2 is provided with the stop valve 15, and the stop valve 15 is used for fixing the adjusting member to play a role in positioning the adjusting member.
The top of last valve body 2 is provided with the draw-in groove, and the bottom of stop valve 15 is embedded into in the draw-in groove and closely cooperate with the draw-in groove, like this, has improved the steadiness that stop valve 15 and last valve body 2 are connected.
In order to avoid the water leakage phenomenon at the top end of the upper valve body 2, a water blocking strip 16 is arranged between the blocking valve 15 and the pipe main body (namely between the blocking valve 15 and the upper valve body 2), the water blocking strip 16 is sleeved outside the screw rod 9, and the water blocking strip 16 is tightly matched with the screw rod 9, wherein the water blocking strip 16 can be arranged in the clamping groove to seal a gap between the bottom end of the clamping groove and the screw rod 9 and prevent water or fluid in the passage 14 from flowing out through the gap.
It should be noted that the water bar 16 may be a packing.
In this embodiment, the tangent plane shape that leads to groove 12 and drain valve closure 13 can be trapezoidal to lead to groove 12 and drain valve closure 13's diameter from the top down and reduce gradually, like this, when screw rod 9 rotated along the counter-clockwise and drives drain valve closure 13 and get into logical groove 12, be convenient for drain valve closure 13 gets into logical groove 12 in, thereby do benefit to 5 shutoff with the outlet.
The section shape of the upper water blocking piece 11 can also be trapezoidal, and the maximum outer diameter of the upper water blocking piece 11 is smaller than the diameter of the lower water inlet 4, namely, the maximum outer diameter of the upper water blocking piece 11 is smaller than the inner diameter of the lower valve body 1, so that water or fluid can pass through a gap between the upper water blocking piece 11 and the inner wall of the lower valve body 1. The minimum outer diameter of the water blocking piece 11 is larger than the diameter of the first through hole 10, so that the water blocking piece 11 can be ensured to block the first through hole 10, and water or fluid can not pass through the first through hole 10.
Here, the diameter of the upper water blocking member 11 is gradually increased from the top to the bottom, that is, the diameter of the top end of the upper water blocking member 11 is larger than the diameter of the first through hole 10, so that the first through hole 10 can be blocked.
It should be noted that both the drain valve plug 13 and the water feeding plug 11 can be made of rubber or silica gel, or other materials, and are not limited herein.
Preferably, the drain opening 5 communicates with the through groove 12 through the drain pipe 7, and the drain pipe 7 is disposed obliquely, and the drain opening 5 is lower than the through groove 12 to facilitate the outflow of water or fluid. Here, the drain pipe 7 is integrated with the lower valve body 1.
When the open-close self-release type anti-freezing stop valve is used, the lower valve body 1 is buried below a frozen layer, a water seepage pit or an underground reservoir or a sewer is made, the water discharge opening 5 is communicated with the water seepage pit or the underground reservoir or the sewer, the upper valve body 2 is positioned above the ground, the switch handle 8 is rotated clockwise, the switch handle 8 drives the screw rod 9 to rotate clockwise and drives the water discharge valve plug piece 13 to move upwards, the water discharge opening 5 is opened to discharge water, at the moment, the water supply plug piece 11 moves upwards to plug the first through hole 10, namely the water supply plug piece 11 cuts off a water source, water supply cannot be continued, water is cut off in a pipe body, no water exists in the frozen layer pipe, and freezing and blocking cannot occur; the switch handle 8 is rotated anticlockwise, the switch handle 8 drives the screw rod 9 to rotate anticlockwise, and the drain valve blocking piece 13 is driven to move downwards to enter the through groove 12 to block the drain opening 5, and water cannot be drained continuously, namely, the water feeding blocking piece 11 moves downwards to be far away from the first through hole 10, so that the first through hole 10 is communicated with the lower water inlet 4 and the passage 14, water or fluid flows freely in the pipe main body according to the direction of the pipe, and water feeding is realized.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. The utility model provides an opening and closing is from preventing frostbite stop valve of formula that puts which characterized in that, including:
the water pipe comprises a pipe body, wherein a water outlet (6), a water outlet (5) and a water inlet which are communicated with a channel (14) in the pipe body are arranged on the pipe body, the water outlet (5) and the water inlet are both positioned below the ground, the water outlet (6) is positioned above the ground, and the water outlet (5) is positioned above the water inlet;
the water inlet device comprises a water drain valve blocking piece (13) used for blocking the water drain opening (5), a water feeding blocking piece (11) used for blocking the water inlet and an adjusting piece used for controlling the water drain valve blocking piece (13) and the water feeding blocking piece (11), wherein when the adjusting piece rotates along a first direction, the water drain valve blocking piece (13) is far away from the water drain opening (5), the water drain opening (5) is opened, and the water feeding blocking piece (11) closes the water inlet; when the adjusting piece rotates along the second direction, the water discharge opening (5) is closed by the water discharge valve blocking piece (13), and the water inlet is opened by the water feeding blocking piece (11).
2. Open-close self-releasing antifreeze gate according to claim 1, characterized in that a through groove (12) which can communicate with said drain opening (5) and said passage (14) is further provided in said pipe body, said drain valve block (13) is fitted to said through groove (12), said drain valve block (13) is away from said through groove (12) when said adjusting member is rotated in said first direction, said through groove (12) communicates with said passage (14) and said drain opening (5); when the adjusting piece rotates along the second direction, the drain valve blocking piece (13) enters the through groove (12), and the drain opening (5) is blocked by the drain valve blocking piece (13).
3. The open-close self-release antifreeze cutoff valve according to claim 1, characterized in that the water inlet comprises a lower water inlet (4), a first through hole (10) communicating with the lower water inlet (4) and the passage (14), the upper water blocking member (11) is located between the lower water inlet (4) and the first through hole (10), and the upper water blocking member (11) closes the first through hole (10) when the adjusting member is rotated in the first direction; when the adjusting piece rotates along the second direction, the upper water blocking piece (11) is far away from the first through hole (10) so that the first through hole (10) is communicated with the lower water inlet (4) and the passage (14).
4. The open-close self-release type anti-freezing valve according to claim 1, wherein the adjusting member comprises a screw rod (9) and a switch handle (8) for controlling the screw rod (9), the screw rod (9) extends into the pipe body and is fixedly connected with the drain valve blocking member (13) and the water feeding blocking member (11), and the switch handle (8) is positioned above the pipe body and is fixedly connected with the top end of the screw rod (9).
5. The open-close self-release type anti-freezing valve as claimed in claim 4, wherein a screw positioning disc is arranged in the pipe main body, a first threaded hole matched with the screw (9) is formed in the screw positioning disc, and a second through hole for water to pass through is formed in the screw positioning disc.
6. The open-close self-release type anti-freezing valve as claimed in claim 4, wherein a stop valve (15) for fixing the adjusting piece is arranged at the top end of the pipe main body, the stop valve (15) is fixedly connected with the pipe main body, and a second threaded hole matched with the screw rod (9) is arranged on the stop valve (15).
7. The open-close self-release type anti-freezing valve according to claim 1, wherein the pipe body comprises an upper valve body (2) positioned on the ground, a lower valve body (1) positioned below the ground and a water guide pipe (3) for connecting the upper valve body (2) and the lower valve body (1), the water outlet (6) is arranged on the upper valve body (2), and the water outlet (5) and the water inlet are both positioned on the lower valve body (1).
8. The open-close self-release type anti-freezing valve as claimed in claim 6, wherein a water blocking strip (16) is further arranged between the blocking valve (15) and the pipe body, and the water blocking strip (16) is sleeved outside the screw rod (9).
9. Open-close self-releasing antifreeze gate according to claim 2, characterized in that the cross-sectional shape of the through slot (12) and the drain valve plug (13) is trapezoidal, and the diameters of the through slot (12) and the drain valve plug (13) decrease from top to bottom.
10. The open-close self-release antifreeze cutoff of claim 3, wherein the cross-sectional shape of the upper water block (11) is trapezoidal, the maximum outer diameter of the upper water block (11) is smaller than the diameter of the lower water inlet (4), and the minimum diameter of the upper water block (11) is larger than the diameter of the first through hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022331730.3U CN213361192U (en) | 2020-10-19 | 2020-10-19 | Open-close self-release type anti-freezing stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022331730.3U CN213361192U (en) | 2020-10-19 | 2020-10-19 | Open-close self-release type anti-freezing stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213361192U true CN213361192U (en) | 2021-06-04 |
Family
ID=76131595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022331730.3U Active CN213361192U (en) | 2020-10-19 | 2020-10-19 | Open-close self-release type anti-freezing stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213361192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128418A (en) * | 2020-10-19 | 2020-12-25 | 北京福泽山水环保科技有限公司 | Open-close self-release type anti-freezing stop valve |
-
2020
- 2020-10-19 CN CN202022331730.3U patent/CN213361192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128418A (en) * | 2020-10-19 | 2020-12-25 | 北京福泽山水环保科技有限公司 | Open-close self-release type anti-freezing stop valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213361192U (en) | Open-close self-release type anti-freezing stop valve | |
| CN112128418A (en) | Open-close self-release type anti-freezing stop valve | |
| CN107604975A (en) | Outdoor anti-freezing fire hydrant | |
| KR102054884B1 (en) | Ball Valve for Preventing from Freeze and Burst | |
| CN210421258U (en) | Anti-freezing water supply device | |
| CN212801777U (en) | Underground anti-freezing water supply device | |
| CN207919649U (en) | A kind of copper ashes slow cooling field Nti-freezing device for water pipe | |
| CN110486086B (en) | Tunnel lining leakage water drainage mechanism with compensation function and using method | |
| CN108487376B (en) | Pipeline frost crack protection device | |
| CN220908546U (en) | Rotary valve ball type water pipe evacuation anti-freezing device | |
| CN201715742U (en) | Automatic pipe emptying device of solar water heater | |
| CN216407810U (en) | Antifreezing valve | |
| CN217128389U (en) | Fire-fighting water outlet facility | |
| CN201412550Y (en) | Safety antifreeze ball valve | |
| CN204311497U (en) | A kind of running water antifreezing device with water meter | |
| CN219624261U (en) | Water pipe emptying safety device of cold and hot water circulating system | |
| CN104452887A (en) | Tap water anti-freezing device with water meter | |
| CN219300204U (en) | Antifreezing pipeline structure for liquid pharmacy | |
| CN211596923U (en) | Novel anti-freezing fire hydrant | |
| CN107388881A (en) | A kind of cooling water bypass mechanism | |
| CN204533608U (en) | Anti-freezing water valve assembly | |
| CN220433806U (en) | Shunt regulation tubular water pipe evacuation freeze-proof device | |
| CN114658071B (en) | Outdoor fire hydrant and fire hydrant monitoring system | |
| CN220320660U (en) | Novel anti-freezing water nozzle structure | |
| CN211372804U (en) | Anti-freezing device of solar water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |