CN218543326U

CN218543326U - Wet-type alarm valve

Info

Publication number: CN218543326U
Application number: CN202223029771.2U
Authority: CN
Inventors: 张鹏俊
Original assignee: Jianhu Pengda Machinery Co ltd
Current assignee: Jianhu Pengda Machinery Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-02-28
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a wet-type warning valve relates to the valve field, including the valve main part, one side of valve main part is connected with fixed subassembly, and fixed subassembly is including connecting plate, bracing piece, solid fixed ring, connecting block, bolt nut and fixing bolt, the fixed subassembly below is provided with first pipeline, and one side of first pipeline is connected with can dismantle the subassembly, can dismantle the subassembly including the internal thread sleeve, run through mouth, external screw thread pipeline and filter screen. The utility model discloses an internal thread sleeve that sets up, run through mouth, external screw thread pipeline and filter screen realize being convenient for filter the inside rivers of valve main part, make the inside water of flow direction delay timer, through the filtration of filter screen to reduce the possibility that the outlet is blockked up, and through internal thread sleeve and external screw thread pipeline cooperation, realize being convenient for dismantle and change the filter screen, device simple structure is convenient for operate, improves the device flexibility.

Description

Wet-type alarm valve

Technical Field

The utility model relates to a valve field specifically is a wet-type alarm valve.

Background

The wet alarm valve is a one-way valve which only allows water to flow into a water spraying system in one way and is under the specified flow, the dead weight of the valve clack is different from the total pressure of water received by the front and the back of the valve clack, the valve clack is in a closed state, when a fire disaster occurs, the water pressure is sprayed in a closed mode, the water pressure is not sufficient for water supplement due to a water pressure balance small hole, the water pressure above the alarm valve is reduced, the water pressure in the front of the valve clack is greater than the water pressure behind the valve clack at the moment, then the valve clack is opened, water is supplied to a vertical pipe and a pipe network, meanwhile, the water enters a delayer along an annular groove of the alarm valve, a pressure switch, a hydraulic alarm bell and other facilities, a fire alarm signal is sent out, a fire pump is started, and the wet alarm valve is mainly used inside a pipeline of a consumption system.

The patent number discloses a wet alarm valve connecting base, which comprises a connecting column, wherein a coaxially arranged limiting column is integrally formed at the lower part of the connecting column, the outer peripheral surface of the limiting column protrudes out of the outer peripheral surface of the connecting column, a threading hole penetrates through the connecting column and the limiting column, and the outer diameter of the connecting column is gradually increased from top to bottom; the device is supporting base of special design preparation, realize the fixed connection between warning valve and the PVC pipeline, realize that control wire has the guide restraint, can prevent high humid environment oxidative corrosion, rodent gnaws and eats, prevent that short circuit phenomenon from taking place, can also improve life, simplify later maintenance, and pleasing to the eye clean and tidy, but current patent number is not provided with filter assembly to valve body and time delay unit inside, cause the mouth of draining to block up easily, need a wet-type alarm valve for this reason urgently.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a wet-type alarm valve to solve current patent No. to valve body and the inside filtering component that is not provided with of time delay unit, cause the technical problem that the drain blockked up easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a wet-type alarm valve, includes the valve main part, one side of valve main part is connected with fixed subassembly, and fixed subassembly is including connecting plate, bracing piece, solid fixed ring, connecting block, bolt nut and fixing bolt, the fixed subassembly below is provided with first pipeline, and one side of first pipeline is connected with can dismantle the subassembly, can dismantle the subassembly including internal thread sleeve, run-through mouth, external thread pipeline and filter screen, one side of external thread pipeline is connected with the second pipeline, and the second pipeline keeps away from the one end of external thread pipeline and installs the time-delay unit, the time-delay unit bottom is provided with the outlet, the time-delay unit top is connected with tee bend pipe joint, tee bend pipe joint one end is connected with the police bell, and the tee bend pipe street other end is provided with pressure switch, the valve main part is kept away from one side of time-delay unit and is installed water supply side manometer, and water supply side manometer below is provided with system side manometer.

Preferably, a through hole is formed in the connecting plate, a fixing bolt penetrates through the through hole and is connected with a screw hole formed in the valve main body, the supporting rod is located on one side of the connecting plate, and the fixing ring is located on one side of the supporting rod.

Preferably, solid fixed ring is open-ended ring structure, the quantity of connecting block is two sets of, and is two sets of the connecting block is located solid fixed ring's port department and sets up, the inside round hole of having seted up of connecting block, and bolt and nut links together two sets of connecting blocks.

Preferably, the internal thread sleeve is located on the outer side of the first pipeline, the through opening is located at the bottom end of the internal thread sleeve, and the through opening is located on the outer side of the first pipeline.

Preferably, the externally threaded pipe is located at the bottom end of the second pipe, the externally threaded pipe mating with the internally threaded sleeve.

Preferably, the bottom of filter screen is located the external screw thread pipeline inboard, and the top of filter screen is located the outside of external screw thread pipeline, the outside and the external screw thread pipeline pipe wall phase-match of filter screen top.

Preferably, external screw thread pipeline is provided with seal ring with penetrating mouthful contact department, and penetrates mouthful and external screw thread pipeline threaded connection, the filter screen cup joints with external screw thread pipeline.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an internal thread sleeve, through-hole, external screw thread pipeline and filter screen that set up realize being convenient for filter the rivers inside the valve main part, make the water inside the flow direction time delay unit, through the filtration of filter screen to reduce the possibility that the outlet is blockked up, and through internal thread sleeve and external screw thread pipeline cooperation, realize being convenient for dismantle and change the filter screen, device simple structure is convenient for operate, improves the device flexibility;

2. the utility model discloses a connecting plate that sets up, the bracing piece, gu fixed ring, the connecting block, bolt nut and fixing bolt, the realization is convenient for play certain supporting role to the delay timer, in order to reduce the power that first pipeline and second pipeline received, prolong the life of first pipeline and second pipeline to a certain extent, it is connected with the inside screw hole of seting up of valve main part to run through the connecting plate through fixing bolt, it is fixed to make the connecting plate be located one side of valve main part, then place the delay timer in solid fixed ring inboard, it is fixed with two sets of connecting block fastening through bolt nut after, it is inboard fixed to make the delay timer be located solid fixed ring afterwards, thereby play certain supporting effect to the delay timer, device simple structure is convenient for operate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the connection structure between the detachable assembly and the first pipeline of the present invention;

fig. 4 is a schematic view of the connection structure of the fixing assembly of the present invention.

In the figure: 1. a valve main body; 2. a fixing assembly; 201. a connecting plate; 202. a support bar; 203. a fixing ring; 204. connecting blocks; 205. a bolt and a nut; 206. fixing the bolt; 3. a first conduit; 4. a removable assembly; 401. an internally threaded sleeve; 402. a through opening; 403. an externally threaded pipe; 404. a filter screen; 5. a second conduit; 6. a time delay; 7. a drain hole; 8. a fire alarm bell; 9. a pressure switch; 10. a water supply side pressure gauge; 11. and a system side pressure gauge.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1, 2 and 4, a wet alarm valve includes a valve body 1, a fixing member 2 connected to one side of the valve body 1, the fixing component 2 comprises a connecting plate 201, a supporting rod 202, a fixing ring 203, a connecting block 204, a bolt nut 205 and a fixing bolt 206, the connecting plate 201 is provided with a through hole, the fixing bolt 206 penetrates through the through hole and is connected with a screw hole arranged in the valve main body 1, the supporting rod 202 is positioned at one side of the connecting plate 201, the fixing ring 203 is positioned at one side of the supporting rod 202, the supporting rod 202 is fixedly connected with the connecting plate 201, the supporting rod 202 is fixedly connected with the fixing ring 203, the fixing ring 203 is of an open circular ring structure, the number of the connecting blocks 204 is two, the two groups of the connecting blocks 204 are arranged at the end part of the fixing ring 203, a circular hole is arranged inside the connecting block 204, and the bolt and the nut 205 connect the two sets of connecting blocks 204 together, the connecting blocks 204 are fixedly connected with the fixing ring 203, the fixing ring 203 is matched with the outer diameter of the delayer 6, the connection plate 201, the support rod 202, the fixing ring 203, the connection block 204, the bolt and nut 205 and the fixing bolt 206 are arranged to support the time delay unit 6, so as to reduce the force applied to the first pipeline 3 and the second pipeline 5, prolong the service life of the first pipeline 3 and the second pipeline 5 to a certain extent, the fixing bolt 206 penetrates through the connecting plate 201 to be connected with a screw hole arranged in the valve main body 1, so that the connecting plate 201 is positioned at one side of the valve main body 1 and fixed, then place delay unit 6 at solid fixed ring 203 inboardly, it is fixed with two sets of connecting block 204 chucking through bolt and nut 205 afterwards, and it is inboard fixed that back messenger delay unit 6 is located solid fixed ring 203 to play certain supporting effect, device simple structure is convenient for operate to delay unit 6.

Referring to fig. 1, 2 and 3, a wet alarm valve, a first pipe 3 is disposed below a fixed assembly 2, a detachable assembly 4 is connected to one side of the first pipe 3, the detachable assembly 4 includes an internal threaded sleeve 401, a through hole 402, an external threaded pipe 403 and a filter screen 404, a second pipe 5 is connected to one side of the external threaded pipe 403, a time delay 6 is installed at one end of the second pipe 5 away from the external threaded pipe 403, a drain hole 7 is disposed at the bottom of the time delay 6, a three-way pipe joint is connected to the top of the time delay 6, a fire alarm 8 is connected to one end of the three-way pipe joint, a pressure switch 9 is disposed at the other end of the three-way pipe joint, a water supply pressure gauge 10 is installed at one side of a valve body 1 away from the time delay 6, a system pressure gauge 11 is disposed below the water supply pressure gauge 10, and the valve body 1 is an existing installation device and will not be described herein, and the water supply side pressure gauge 10 is positioned at one side of the valve main body 1 close to the upper part and connected through a water pipe, so that the water supply side pressure gauge 10 is convenient for detecting the water pressure at the system side, the system side pressure gauge 11 is connected through a water pipe by passing through one side of the lower part of the valve main body 1, the system side pressure gauge 11 is used for detecting the water pressure at one side of the water supply end, a time delayer 6 is connected and communicated with a second pipeline 5, the time delayer 6 is connected and communicated with a water drainage hole 7, a fire alarm bell 8 is connected with a three-way pipe joint, a pressure switch 9 is connected with the three-way pipe joint, the drainage flow of the water drainage hole 7 is less than the flow of water entering the interior of the time delayer 6, an internal thread sleeve 401 is positioned at the outer side of a first pipeline 3, a through hole 402 is positioned at the bottom end of the internal thread sleeve 401, the through hole 402 is positioned at the outer side of the first pipeline 3, and one end of the first pipeline 3 is connected with a convex block, so that the sleeve 401 is clamped in the first pipeline 3 and cannot move out, external thread pipeline 403 is located the bottom of second pipeline 5, external thread pipeline 403 and internal thread sleeve 401 phase-match, external thread pipeline 403 and second pipeline 5's one end fixed connection, and external thread pipeline 403 is linked together with second pipeline 5, the bottom of filter screen 404 is located external thread pipeline 403 inboard, and the top of filter screen 404 is located the outside of external thread pipeline 403, the outside and external thread pipeline 403 pipe wall phase-match above filter screen 404, filter screen 404 is located external thread pipeline 403 inside and places, external thread pipeline 403 is provided with seal ring with the department of running through mouth 402 contact, and run through mouth 402 and external thread pipeline 403 threaded connection, filter screen 404 cup joints with external thread pipeline 403, through the internal thread sleeve 401 that sets up, run through mouth 402, external thread pipeline and filter screen 404, realize being convenient for filtering the inside rivers of valve main part 1, make the inside water of flow direction delay 6, through the filtration of filter screen 404, thereby reduce the possibility that outlet 7 is blockked up, and cooperate with external thread pipeline 403 through internal thread sleeve 401, realize being convenient for dismantling and changing filter screen 404, device simple structure is convenient for operation, improve device flexibility 403.

The working principle is as follows: when the valve disc is opened in the valve main body 1, water flow on the water supply side enters the first pipeline 3 through a lower hole formed in one side of the valve disc, at the moment, the water flow enters the second pipeline 5 through the detachable component 4, inside the filtered rivers of filter screen 404 entered into second pipeline 5, water can be located the inside storage of delay unit 6, the inside water of slow delay unit 6 can be filled up, and back rivers upwards flow to alarm bell 8 and pressure controller 9 department, alarm bell 8 can send out the fire alarm this moment, and pressure controller 9 can take place the effect at the water pressure, and when needing to add filter screen 404 and dismantle and change, can make the internal thread of internal thread sleeve 401 separate with the external screw thread in the outside of external screw thread pipeline 403 through rotating internal thread sleeve 401, then be convenient for take out the change with the filter screen 404 that is located the inboard of external screw thread pipeline 403, the content that does not make detailed description in this specification belongs to the prior art that technical staff in the field knows.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A wet alarm valve, includes valve main part (1), its characterized in that: one side of valve main part (1) is connected with fixed subassembly (2), and fixed subassembly (2) including connecting plate (201), bracing piece (202), solid fixed ring (203), connecting block (204), bolt nut (205) and fixing bolt (206), fixed subassembly (2) below is provided with first pipeline (3), and one side of first pipeline (3) is connected with can dismantle subassembly (4), can dismantle subassembly (4) including internal thread sleeve (401), through mouth (402), external screw thread pipeline (403) and filter screen (404), one side of external screw thread pipeline (403) is connected with second pipeline (5).

2. A wet alarm valve according to claim 1, wherein: the valve is characterized in that a through hole is formed in the connecting plate (201), a fixing bolt (206) penetrates through the through hole and is connected with a screw hole formed in the valve main body (1), the supporting rod (202) is located on one side of the connecting plate (201), and the fixing ring (203) is located on one side of the supporting rod (202).

3. A wet alarm valve according to claim 1, wherein: fixed ring (203) are open-ended ring structure, the quantity of connecting block (204) is two sets of, and is two sets of connecting block (204) are located the port department setting of fixed ring (203), the inside round hole of having seted up of connecting block (204), and bolt and nut (205) link together two sets of connecting block (204).

4. A wet alarm valve according to claim 1, wherein: the internal thread sleeve (401) is located on the outer side of the first pipeline (3), the through opening (402) is located at the bottom end of the internal thread sleeve (401), and the through opening (402) is located on the outer side of the first pipeline (3).

5. A wet alarm valve according to claim 1, wherein: the external thread pipeline (403) is located at the bottom end of the second pipeline (5), and the external thread pipeline (403) is matched with the internal thread sleeve (401).

6. A wet alarm valve according to claim 1, wherein: the bottom of filter screen (404) is located external screw thread pipeline (403) inboard, and the top of filter screen (404) is located the outside of external screw thread pipeline (403), the outside and external screw thread pipeline (403) pipe wall phase-match of filter screen (404) top, external screw thread pipeline (403) and run through mouthful (402) contact department and be provided with seal ring, and run through mouthful (402) and external screw thread pipeline (403) threaded connection, filter screen (404) cup joint with external screw thread pipeline (403).

7. A wet alarm valve according to claim 1, wherein: time delay unit (6) are installed to the one end that external screw thread pipeline (403) was kept away from in second pipeline (5), time delay unit (6) bottom is provided with outlet (7), time delay unit (6) top is connected with the tee bend coupling, tee bend coupling one end is connected with alarm bell (8), and the tee bend coupling other end is provided with pressure switch (9), water supply side manometer (10) are installed to one side that time delay unit (6) were kept away from in valve main part (1), and water supply side manometer (10) below is provided with system side manometer (11).