CN223814395U

CN223814395U - Elastic exhaust valve

Info

Publication number: CN223814395U
Application number: CN202520629712.3U
Authority: CN
Inventors: 宋心朋
Original assignee: Tianjin Zhijing Technology Co ltd
Current assignee: Tianjin Zhijing Technology Co ltd
Priority date: 2025-04-07
Filing date: 2025-04-07
Publication date: 2026-01-20
Anticipated expiration: 2035-04-07

Abstract

The application provides an elastic exhaust valve, and belongs to the technical field of exhaust valves. This elastic exhaust valve includes valve body subassembly and exhaust subassembly, valve body subassembly includes lower valve body, upper valve cover, spacing ring and locking bolt, upper valve cover screw cup joint in lower valve body, exhaust subassembly includes aiutage, valve rod, body, case, dead lever, spring and connecting piece, aiutage intercommunication set up in upper valve cover top is through setting up lower valve body, upper valve cover, spacing ring and locking bolt, valve cover on can convenient and fast's dismouting to utilize locking bolt to relock the upper valve cover after connecting, guarantee to connect the compactness, through setting up aiutage, valve rod, body, case, dead lever, spring and connecting piece, arrange spring and connecting piece at the outer top of valve body, effectively avoided inside moist gaseous corruption, the easy dismounting maintenance has been improved the practicality simultaneously greatly.

Description

Elastic exhaust valve

Technical Field

The application relates to the field of exhaust valves, in particular to an elastic exhaust valve.

Background

The exhaust valve is mainly applied to the exhaust of pipelines such as an independent heating system, a central heating system, a heating boiler, a central air conditioner, floor heating, a solar heating system and the like, because a certain amount of air is usually dissolved in water, the solubility of the air is reduced along with the increase of the temperature, so that the air is gradually separated from the water in the circulating process, and gradually gathered together to form large bubbles and even air columns, and because the water is supplemented, the air is often generated, and the exhaust valve is arranged at the highest position of a pipeline branch in order to ensure the normal work of the water heating pipeline.

The publication number CN222616116U discloses a vertical automatic exhaust valve, the exhaust valve is installed at the pipeline high point, under pipeline anhydrous state, the floater sinks, floater gravity is greater than spring force, compression spring, valve core position moves down after the spring compression, the bleeder vent is opened, screw the valve cap makes exhaust hole and valve gap intercommunication, gaseous entering exhaust valve from the below when pipeline water injection, the recess of flowing through floater gets into the valve gap, finally is discharged from the exhaust hole, the exhaust valve is quick a large amount of exhaust state this moment.

However, the scheme has some defects that the floating ball is reset by the arranged spring, but the spring arranged in the valve is easy to corrode under the erosion of humid gas for a long time, so that the spring is out of function, and most valve bodies are connected through a plurality of bolts, so that the valve is more troublesome to assemble, disassemble and maintain and has low efficiency.

Disclosure of utility model

In order to overcome the above disadvantages, the present application provides an elastic exhaust valve, which aims to solve the problems set forth in the background art.

An embodiment of the application provides an elastic exhaust valve which comprises a valve body assembly and an exhaust assembly.

The valve body assembly comprises a lower valve body, an upper valve cover, a limiting ring and a locking bolt, wherein the upper valve cover is in threaded sleeve connection with the lower valve body, the limiting ring is fixedly connected with the lower valve body, and the locking bolt is in threaded connection with the upper valve cover and the limiting ring.

The exhaust assembly comprises an exhaust barrel, a valve rod, a floating body, a valve core, a fixing rod, a spring and a connecting piece, wherein the exhaust barrel is communicated with the top of the upper valve cover, the valve rod penetrates through the exhaust barrel in a sliding mode, the floating body is fixedly connected with the valve rod, the valve core is fixedly sleeved with the valve rod, the fixing rod is fixedly connected with the top end of the exhaust barrel, the spring is sleeved with the fixing rod, and the connecting piece is installed on the top end of the fixing rod and is sleeved with the fixing rod in a sliding mode.

In a specific embodiment, the upper valve cover is fixedly connected with an internal thread cylinder, the upper valve cover is in threaded connection with the outer side of the lower valve body, the locking bolt penetrates through the limiting ring, and the locking bolt is in threaded connection with the end part of the internal thread cylinder.

In the implementation process, through setting up the internal thread section of thick bamboo with internal thread section of thick bamboo integrated into one piece, can make the whole thread bush of upper valve gap connect down on the valve body, the internal thread section of thick bamboo tip is installed to the spacing ring to the reuse locking bolt penetration, restricts the relative rotation of internal thread section of thick bamboo and lower valve body, guarantees the compactness of connection.

In a specific embodiment, the exhaust pipe is provided with an exhaust port and is embedded with a filter screen.

In the implementation process, the exhaust port and the filter screen are arranged for exhausting or sucking the exhaust valve and the outside, and the filter screen can filter out larger particle impurities.

In a specific embodiment, the exhaust pipe is threaded with a sealing pipe, and the sealing pipe is close to the filter screen.

In the implementation process, the sealing cylinder is arranged, so that the sealing cylinder can be rotated to move upwards when not in use, and the sealing cylinder can block the exhaust port.

In a specific embodiment, the floating body is cylindrical, and the floating body is provided with a plurality of through holes.

In the implementation process, a plurality of through holes are formed for the gas to pass through.

In a specific embodiment, the valve core is trapezoid, and the exhaust pipe is internally provided with an exhaust hole, and the valve core is matched with the exhaust hole.

In the implementation process, the valve core with the trapezoid shape and the matched exhaust hole are arranged for blocking the exhaust hole by the valve core after exhausting.

In a specific embodiment, the connecting piece comprises a sliding plate and a connecting nut, the sliding plate is sleeved on the fixed rod in a sliding manner, the valve rod penetrates through the sliding plate, and the connecting nut is sleeved on the top end of the valve rod in a threaded manner.

In the implementation process, through setting up slide and coupling nut, can be with the mode of dismantling coupling nut, conveniently dismantle it from the valve rod, conveniently maintain the change.

In a specific embodiment, the lower valve body is provided with a connecting pipe in a communicating manner, and the connecting pipe is provided with a flange.

In the implementation process, the connecting pipe and the flange plate are arranged for connecting a pipeline needing to be exhausted.

The elastic exhaust valve has the beneficial effects that the upper valve cover can be conveniently and quickly disassembled and assembled by arranging the lower valve body, the upper valve cover, the limiting ring and the locking bolt, the upper valve cover after connection is locked again by the locking bolt, the connection tightness is ensured, and the spring and the connecting piece are arranged at the outer top of the valve body by arranging the exhaust barrel, the valve rod, the floating body, the valve core, the fixing rod, the spring and the connecting piece, so that the corrosion of internal humid gas is effectively avoided, the disassembly and the maintenance are convenient, and the practicability is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an elastic exhaust valve according to an embodiment of the present application;

FIG. 2 is a schematic view of a valve body assembly according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a floating body structure according to an embodiment of the present application;

Fig. 4 is a schematic structural diagram of a connector according to an embodiment of the present application.

100 Parts of a valve body assembly, 110 parts of a lower valve body, 120 parts of an upper valve cover, 121 parts of an internal thread cylinder, 130 parts of a limiting ring, 140 parts of a locking bolt, 150 parts of a connecting pipe, 200 parts of an exhaust assembly, 210 parts of an exhaust cylinder, 211 parts of a filter screen, 212 parts of a sealing cylinder, 213 parts of an exhaust hole, 220 parts of a valve rod, 230 parts of a floating body, 231 parts of a through hole, 240 parts of a valve core, 250 parts of a fixed rod, 260 parts of a spring, 270 parts of a connecting piece, 271 parts of a sliding plate and 272 parts of a connecting nut.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments.

Referring to fig. 1-4, the present application provides an elastic exhaust valve comprising a valve body assembly 100 and an exhaust assembly 200.

Referring to fig. 1 and 2, the valve body assembly 100 includes a lower valve body 110, an upper bonnet 120, a limiting ring 130 and a locking bolt 140, wherein the upper bonnet 120 is screwed onto the lower valve body 110, the limiting ring 130 is fixedly connected to the lower valve body 110, and the locking bolt 140 is screwed onto the upper bonnet 120 and the limiting ring 130.

The upper valve cover 120 is fixedly connected with the internal thread cylinder 121, the upper valve cover 120 is in threaded connection with the outer side of the lower valve body 110, the locking bolt 140 penetrates through the limiting ring 130, the locking bolt 140 is in threaded connection with the end part of the internal thread cylinder 121, the upper valve cover 120 is integrally in threaded connection with the lower valve body 110 through the internal thread cylinder 121 integrally formed with the internal thread cylinder 121, the locking bolt 140 penetrates through the limiting ring 130 and is mounted on the end part of the internal thread cylinder 121, relative rotation of the internal thread cylinder 121 and the lower valve body 110 is limited, and connection tightness is guaranteed.

In a specific embodiment, the lower valve body 110 is provided with a connection pipe 150 in communication, and the connection pipe 150 is provided with a flange, by providing the connection pipe 150 and the flange, for connecting a pipe requiring exhaust.

Referring to fig. 1, 2, 3 and 4, the exhaust assembly 200 includes an exhaust pipe 210, a valve rod 220, a floating body 230, a valve core 240, a fixing rod 250, a spring 260 and a connecting member 270, wherein the exhaust pipe 210 is communicated with the top of the upper valve cover 120, the valve rod 220 slides through the exhaust pipe 210, the floating body 230 is fixedly connected with the valve rod 220, the valve core 240 is fixedly sleeved on the valve rod 220, the fixing rod 250 is fixedly connected with the top end of the exhaust pipe 210, the spring 260 is sleeved on the fixing rod 250, and the connecting member 270 is installed on the top end of the fixing rod 250 and is slidably sleeved on the fixing rod 250.

Wherein, exhaust port and filter screen 211 have been inlayed to the aiutage 210, through setting up exhaust port and filter screen 211 for exhaust valve and external exhaust or breathing in, the filter screen 211 can filter out great granule impurity.

Specifically, the exhaust pipe 210 is screwed with the seal pipe 212, and the seal pipe 212 is close to the filter screen 211, and by arranging the seal pipe 212, the seal pipe 212 can be rotated to move upwards when not in use, so that the seal pipe 212 blocks the exhaust port.

In this embodiment, the floating body 230 is cylindrical, and the floating body 230 is provided with a plurality of through holes 231, and the through holes 231 are provided for the gas to pass through.

In a specific embodiment, the valve core 240 is trapezoid, and the exhaust tube 210 is provided with an exhaust hole 213, the valve core 240 is matched with the exhaust hole 213, and the valve core 240 is used for blocking the exhaust hole 213 after exhausting by arranging the trapezoid valve core 240 and the matched exhaust hole 213.

It should be noted that, the connecting piece 270 includes a sliding plate 271 and a connecting nut 272, the sliding plate 271 is sleeved on the fixed rod 250 in a sliding manner, the valve rod 220 penetrates through the sliding plate 271, the connecting nut 272 is sleeved on the top end of the valve rod 220 in a threaded manner, and the connecting nut 272 can be detached from the valve rod 220 in a detachable manner through the sliding plate 271 and the connecting nut 272, so that maintenance and replacement are facilitated.

In the use process, when the elastic exhaust valve is used, the gravity of the floating body 230 drives the lower valve rod 220 to move downwards, the valve rod 220 drives the fixing rod 250 to move downwards, the sliding plate 271 drives the sliding plate 271 to extrude the spring 260, the valve core 240 moves downwards, the elastic exhaust valve is exhausted from the exhaust hole 213 and then exhausted to the outside from the exhaust hole, long-term corrosion and rust of internal moist gas are effectively avoided through the fixing rod 250 and the spring 260 arranged at the top of the exhaust barrel 210, meanwhile, the sliding plate 271 and the connecting nut 272 can be detached from the valve rod 220 conveniently in a mode of detaching the connecting nut 272, maintenance and replacement are convenient, the upper valve cover 120 is sleeved on the lower valve body 110 integrally through the internal thread barrel 121 integrally formed with the internal thread barrel 121, the locking bolt 140 penetrates through the end part of the internal thread barrel 121, the relative rotation of the internal thread barrel 121 and the lower valve body 110 is limited, and the tightness of connection is ensured.

It will be evident to those skilled in the art that the application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An elastic exhaust valve, comprising

The valve body assembly (100), the valve body assembly (100) comprises a lower valve body (110), an upper valve cover (120), a limiting ring (130) and a locking bolt (140), the upper valve cover (120) is in threaded sleeve connection with the lower valve body (110), the limiting ring (130) is fixedly connected with the lower valve body (110), and the locking bolt (140) is in threaded connection with the upper valve cover (120) and the limiting ring (130);

The exhaust assembly (200), exhaust assembly (200) include aiutage (210), valve rod (220), body (230), case (240), dead lever (250), spring (260) and connecting piece (270), aiutage (210) intercommunication set up in last valve gap (120) top, valve rod (220) slip run through aiutage (210), body (230) fixed connection in valve rod (220), case (240) fixed cup joint in valve rod (220), dead lever (250) fixed connection in aiutage (210) top, spring (260) cover is located dead lever (250), connecting piece (270) install in dead lever (250) top and slip cap are located dead lever (250).

2. An elastic exhaust valve according to claim 1, characterized in that the upper valve cap (120) is fixedly connected with an internal thread cylinder (121), the upper valve cap (120) is screwed on the outer side of the lower valve body (110), the locking bolt (140) penetrates through the limit ring (130), and the locking bolt (140) is screwed on the end of the internal thread cylinder (121).

3. An elastic exhaust valve according to claim 1, characterized in that the exhaust pipe (210) is provided with an exhaust port and is embedded with a filter screen (211).

4. A flexible vent valve as in claim 3, wherein the vent tube (210) is threadably coupled to a seal tube (212), the seal tube (212) being adjacent the filter screen (211).

5. An elastic exhaust valve according to claim 1, characterized in that the float (230) is cylindrical and the float (230) is provided with a plurality of through holes (231).

6. The elastic exhaust valve according to claim 1, wherein the valve core (240) is trapezoidal, and the exhaust tube (210) is provided with an exhaust hole (213), and the valve core (240) is adapted to the exhaust hole (213).

7. The elastic exhaust valve according to claim 1, wherein the connecting member (270) comprises a sliding plate (271) and a connecting nut (272), the sliding plate (271) is slidably sleeved on the fixed rod (250), the valve rod (220) penetrates through the sliding plate (271), and the connecting nut (272) is in threaded sleeve connection with the top end of the valve rod (220).

8. An elastic exhaust valve according to claim 1, characterized in that the lower valve body (110) is provided with a connecting pipe (150) in communication, and that the connecting pipe (150) is provided with a flange.