CN209959897U - Y-shaped deluge valve main valve - Google Patents
Y-shaped deluge valve main valve Download PDFInfo
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- CN209959897U CN209959897U CN201920841162.6U CN201920841162U CN209959897U CN 209959897 U CN209959897 U CN 209959897U CN 201920841162 U CN201920841162 U CN 201920841162U CN 209959897 U CN209959897 U CN 209959897U
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Abstract
The utility model discloses a Y-shaped deluge valve main valve, which comprises a valve body, a valve cover, a diaphragm, a valve seat, a guide shaft, a tray, a sealing rubber plate, a bracket and a pressure plate; the valve seat is arranged in the valve body, the bottom end of the support is covered on the top of the valve seat, the top end of the support is in sliding connection with the guide opening on one side of the valve body, the tray is arranged between the valve seat and the support, the sealing rubber plate is arranged between the tray and the support, and the sealing rubber plate can be in contact with the valve seat and seal the valve seat; the diaphragm is arranged at the top of the support, the valve cover is covered outside the guide opening and is fixedly connected with the valve body, and the outer ring part of the diaphragm is fixed between the valve cover and the valve body; the guide shaft sequentially penetrates through holes formed in the valve seat, the tray, the support and the diaphragm, and a pressure plate is sleeved on the part of the guide shaft protruding out of the support and tightly presses the diaphragm on the support; the utility model provides a Y type drenches valve main valve can be used to in the higher automatic water spray fire extinguishing systems of pressure, and still has advantage with low costs, long service life, easy maintenance.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to a Y type drenches valve main valve.
Background
The deluge valves on the market today are mainly of two types: one is of a diaphragm type, the diaphragm plays a role in bearing and sealing, and the defects are that the flow loss is large, the manufacturing cost of the diaphragm is high, the difficulty is large, and the use pressure is limited; one is a lever type, and has the defects of only vertical installation, more accessories and high processing cost.
Disclosure of Invention
The utility model aims at providing a Y type drenches valve main valve to solve the problem that above-mentioned prior art exists, can use in the higher automatic sprinkler system of pressure, and still have advantage with low costs, long service life, easy maintenance.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a Y-shaped deluge valve main valve, which comprises a valve body, a valve cover, a diaphragm, a valve seat, a guide shaft, a tray, a sealing rubber plate, a bracket and a pressure plate; the bottom of the valve body is provided with a water inlet cavity, the top of the valve body is provided with a water outlet cavity, the valve seat is arranged between the water inlet cavity and the water outlet cavity of the valve body, one side of the valve body is also provided with a guide port, the bottom end of the support is covered on the top of the valve seat, the top end of the support blocks the guide port and is in sliding connection with the guide port, the tray is arranged between the valve seat and the support and is fixed on the support, the sealing rubber plate is arranged between the tray and the support, and the sealing rubber plate protrudes out of the outer ring body of the tray and can be in contact with the valve seat and seal the valve seat; the diaphragm is arranged at the top of the support, the valve cover is arranged outside the guide port and fixedly connected with the valve body, the outer ring part of the diaphragm is fixed between the valve cover and the valve body, and a control cavity is formed between the diaphragm and the valve cover; the guide shaft sequentially penetrates through the valve seat, the tray, the support and the through hole formed in the diaphragm, a pressure plate is further sleeved on the part protruding out of the support, and the diaphragm is tightly pressed on the support by the pressure plate.
Preferably, the valve seat is obliquely arranged inside the valve body.
Preferably, the valve seat, the tray, the support, the diaphragm, the pressure plate, the valve cover and the guide shaft are coaxial.
Preferably, the valve body is further provided with a plurality of pipeline connecting ports A communicated with the inner cavity of the valve body.
Preferably, a pipeline connecting port B communicated with the control cavity is arranged on the valve cover.
Preferably, the guide shaft is provided with a thread on a part of the shaft body protruding from the pressure plate, and a compression nut is screwed on the thread.
Preferably, a connecting flange is integrally and outwardly turned on the valve body at the guide opening towards the outside of the valve body, the connecting flange is connected with the valve cover through bolts, and the outer ring part of the diaphragm is fixed between the valve cover and the connecting flange.
Preferably, the bracket comprises a sealing cover arranged at the bottom and provided with an opening facing the bottom, a guide barrel arranged at the top and provided with an opening facing the bottom, and a support rod; the middle tray body of the tray is embedded in the cavity of the sealing cover, the outer ring tray body of the tray is clamped on the bottom ring surface of the sealing cover, and the sealing rubber plate is positioned between the outer ring tray body of the tray and the bottom ring surface of the sealing cover; the outer barrel wall of the guide barrel is connected with the guide port in a sliding mode, and the barrel bottom of the guide barrel is connected with the top of the sealing cover through the supporting rod.
The utility model discloses following beneficial technological effect has been gained for prior art:
the utility model provides a Y type drenches valve main valve adopts the guiding axle to constitute seal assembly with series connection such as tray, sealed offset plate, support, diaphragm, valve gap together, and sealed offset plate and disk seat contact form sealed vice, and the diaphragm plays the effect that promotes seal assembly, does not make main bearing piece, and diaphragm long service life, device with low costs, easy maintenance can be used in the higher automatic sprinkler system of pressure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a main valve of a Y-shaped deluge valve of the present invention, wherein the valve body is in a closed state;
fig. 2 is a schematic structural view of the main valve of the Y-shaped deluge valve of the present invention, wherein the valve body is in an open state;
FIG. 3 is a schematic structural view of the bracket of the present invention;
in the figure: 1-valve body, 2-valve cover, 3-diaphragm, 4-valve seat, 5-guide shaft, 6-tray, 7-sealing rubber plate, 8-bracket, 9-pressure plate, 10-nut, 11-pipeline connecting port A, 12-pipeline connecting port B, 13-connecting flange 14-water inlet cavity, 15-water outlet cavity, 16-control cavity, 81-sealing cover, 82-guide barrel and 83-support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a Y type deluge valve main valve to solve the problem that prior art exists.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The embodiment provides a main valve of a Y-shaped deluge valve, which comprises a valve body 1, a valve cover 2, a diaphragm 3, a valve seat 4, a guide shaft 5, a tray 6, a sealing rubber plate 7, a support 8 and a pressure plate 9, as shown in fig. 1;
the bottom of the valve body 1 is provided with a water inlet cavity 14, the top of the valve body 1 is provided with a water outlet cavity 15, and the valve body 1 is also provided with a plurality of pipeline connecting ports A11 for communicating the internal cavities (the water inlet cavity 14 and the water outlet cavity 15) of the valve body 1; the valve seat 4 is arranged between the water inlet cavity 14 and the water outlet cavity 15 of the valve body 1, the valve seat 4 is obliquely arranged in the valve body 1 to enable a sealing surface formed by the valve seat 4 to form a certain included angle with the center of the pipeline, a circulation channel is close to straight-through, and flow loss is reduced.
One side of the valve body 1 is also provided with a guide opening, the bottom end of the support 8 is covered on the top of the valve seat 4, the top end of the support 8 blocks the guide opening and is in sliding connection with the guide opening, the tray 6 is arranged between the valve seat 4 and the support 8, the tray 6 is fixed on the support 8, the sealing rubber plate 7 is arranged between the tray 6 and the support 8, and the sealing rubber plate 7 protrudes out of the outer ring body of the tray 6 and can be contacted with the valve seat 4 and seal the valve seat 4; the diaphragm 3 is arranged at the top of the bracket 8, the valve cover 2 covers the outside of the guide port and is fixedly connected with the valve body 1, the outer ring part of the diaphragm 3 is fixed between the valve cover 2 and the valve body 1, a control cavity 16 is formed between the diaphragm 3 and the valve cover 2, and a pipeline connecting port B12 communicated with the control cavity 16 is arranged on the valve cover 2; the guide shaft 5 sequentially passes through holes arranged on the valve seat 4, the tray 6, the support 8 and the diaphragm 3, a pressure plate 9 is further sleeved on the part protruding out of the support 8, and the diaphragm 3 is pressed on the support 8 by the pressure plate 9.
Specifically, in the present embodiment, the valve seat 4, the tray 6, the support 8, the diaphragm 3, the pressure plate 9, the bonnet 2, and the guide shaft 5 are coaxial; threads are arranged on a part of the shaft body of the guide shaft 5 protruding out of the pressure plate 9, and the compression nut 10 is screwed on the threads to enable the pressure plate 9 to compress the diaphragm 3; a connecting flange 13 is integrally and outwards turned towards the outside of the valve body 1 on the valve body 1 at the guide opening, the connecting flange 13 is connected with the valve cover 2 through bolts, and the outer ring part of the diaphragm 3 is fixed between the valve cover 2 and the connecting flange 13.
As shown in fig. 3, in the present embodiment, the bracket 8 includes a sealing cover 81 disposed at the bottom and opened toward the bottom, a guiding barrel 82 disposed at the top and opened toward the bottom, and a supporting rod 83, and the sealing cover 81, the guiding barrel 82, and the supporting rod 83 are an integrated structure; a middle tray body of the tray 6 is embedded in a cavity of the sealing cover 81, an outer tray body of the tray 6 is clamped on the bottom ring surface of the sealing cover 81, and the sealing rubber plate 7 is positioned between the outer tray body of the tray 6 and the bottom ring surface of the sealing cover 81; the outer barrel wall of the guide barrel 82 is connected with the guide port in a sliding mode, and the barrel bottom of the guide barrel 82 is connected with the top of the sealing cover 81 through a support rod 83.
The utility model provides a Y type drenches operating principle of valve main valve is: when liquid enters the control cavity 16 from the pipeline connecting port on the valve cover 2, the diaphragm 3 is pushed under the action of pressure to drive the sealing assembly (the guide shaft 5, the tray 6, the sealing rubber plate 7, the bracket 8 and the pressure plate 9) to move, so that the sealing rubber plate 7 is in contact with the valve seat 4 to be sealed (as shown in fig. 2). At the moment, the diaphragm 3 is tightly attached to the bracket 8 and the valve body 1, so that the diaphragm 3 is protected from being damaged under high pressure; the cavity formed by the bonnet 2 and the diaphragm 3 is now the control chamber 16. When the pressure in the control chamber 16 drops to a certain value, the pressurized fluid introduced into the inlet chamber 14 pushes the sealing member to move and open the valve (as shown in fig. 1).
The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides a Y type deluge valve main valve which characterized in that: the valve comprises a valve body, a valve cover, a diaphragm, a valve seat, a guide shaft, a tray, a sealing rubber plate, a support and a pressure plate; the bottom of the valve body is provided with a water inlet cavity, the top of the valve body is provided with a water outlet cavity, the valve seat is arranged between the water inlet cavity and the water outlet cavity of the valve body, one side of the valve body is also provided with a guide port, the bottom end of the support is covered on the top of the valve seat, the top end of the support blocks the guide port and is in sliding connection with the guide port, the tray is arranged between the valve seat and the support and is fixed on the support, the sealing rubber plate is arranged between the tray and the support, and the sealing rubber plate protrudes out of the outer ring body of the tray and can be in contact with the valve seat and seal the valve seat; the diaphragm is arranged at the top of the support, the valve cover is arranged outside the guide port and fixedly connected with the valve body, the outer ring part of the diaphragm is fixed between the valve cover and the valve body, and a control cavity is formed between the diaphragm and the valve cover; the guide shaft sequentially penetrates through the valve seat, the tray, the support and the through hole formed in the diaphragm, a pressure plate is further sleeved on the part protruding out of the support, and the diaphragm is tightly pressed on the support by the pressure plate.
2. The Y-raining valve main valve according to claim 1, wherein: the valve seat is obliquely arranged inside the valve body.
3. The Y-raining valve main valve according to claim 1, wherein: the valve seat, the tray, the support, the diaphragm, the pressure plate, the valve cover and the guide shaft are coaxial.
4. The Y-raining valve main valve according to claim 1, wherein: the valve body is also provided with a plurality of pipeline connecting ports A communicated with the inner cavity of the valve body.
5. The Y-raining valve main valve according to claim 1, wherein: and a pipeline connecting port B communicated with the control cavity is arranged on the valve cover.
6. The Y-raining valve main valve according to claim 1, wherein: the guide shaft is provided with threads on a part of the shaft body of the guide shaft extending out of the pressure plate, and a compression nut is screwed on the threads.
7. The Y-raining valve main valve according to claim 1, wherein: and a connecting flange is integrally and outwards turned towards the outside of the valve body on the valve body at the guide opening, the connecting flange is connected with the valve cover through bolts, and the outer ring part of the diaphragm is fixed between the valve cover and the connecting flange.
8. The Y-raining valve main valve according to claim 1, wherein: the support comprises a sealing cover arranged at the bottom and provided with an opening facing the bottom, a guide barrel arranged at the top and provided with an opening facing the bottom, and a support rod; the middle tray body of the tray is embedded in the cavity of the sealing cover, the outer ring tray body of the tray is clamped on the bottom ring surface of the sealing cover, and the sealing rubber plate is positioned between the outer ring tray body of the tray and the bottom ring surface of the sealing cover; the outer barrel wall of the guide barrel is connected with the guide port in a sliding mode, and the barrel bottom of the guide barrel is connected with the top of the sealing cover through the supporting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920841162.6U CN209959897U (en) | 2019-06-05 | 2019-06-05 | Y-shaped deluge valve main valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920841162.6U CN209959897U (en) | 2019-06-05 | 2019-06-05 | Y-shaped deluge valve main valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209959897U true CN209959897U (en) | 2020-01-17 |
Family
ID=69247248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920841162.6U Active CN209959897U (en) | 2019-06-05 | 2019-06-05 | Y-shaped deluge valve main valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209959897U (en) |
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2019
- 2019-06-05 CN CN201920841162.6U patent/CN209959897U/en active Active
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