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CN211574754U - Drain valve - Google Patents

Drain valve Download PDF

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Publication number
CN211574754U
CN211574754U CN201922444602.7U CN201922444602U CN211574754U CN 211574754 U CN211574754 U CN 211574754U CN 201922444602 U CN201922444602 U CN 201922444602U CN 211574754 U CN211574754 U CN 211574754U
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CN
China
Prior art keywords
valve
aqueduct
water guide
valve body
water
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
Application number
CN201922444602.7U
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Chinese (zh)
Inventor
高永祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Hualida Valve Co ltd
Original Assignee
Tianjin Hualida Valve Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin Hualida Valve Co ltd filed Critical Tianjin Hualida Valve Co ltd
Priority to CN201922444602.7U priority Critical patent/CN211574754U/en
Application granted granted Critical
Publication of CN211574754U publication Critical patent/CN211574754U/en
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Abstract

The utility model discloses a drain valve, which comprises a valve body, valve gap and disk seat, this application has used the aqueduct structure to replace traditional floater to carry out the structure sealed to the disk seat, the floater slides on the slide bar and rises or descends, the floater is under the buoyancy effect of water, upward movement, leave and hold sealed piece after, under the effect of spring, the aqueduct follows roll-off in the aqueduct, make the intercommunication mouth of aqueduct leak outward, thereby make inside aqueduct mesoporium structure and the drainage channel intercommunication of passing through of valve body, thereby communicate with the wash port, this structural seal is effectual, be difficult to receive the influence of pollutant, be convenient for in the industry promote and use.

Description

Drain valve
Technical Field
The utility model relates to a valve structure technical field especially relates to a trap.
Background
Steam traps, known as steam traps, also known as automatic drains or condensate drains, are divided into steam system uses and gas system uses. The steam trap is installed at the end of the steam-heated pipe and functions to continuously discharge the condensed water in the steam-heated pipe to the outside of the pipe. A floating ball type drain valve is one type of drain valve.
After the steam trap is used for a long time, dirt is reserved on the surface of the floating ball, so that the sealing performance of the floating ball and the valve seat is poor, and the use of the steam trap is influenced.
SUMMERY OF THE UTILITY MODEL
To address the above-mentioned problems, the present application is directed to a trap.
In order to realize the purpose of the utility model, the utility model provides a drain valve, which comprises a valve body, a valve cover and a valve seat,
the water pouring valve is characterized in that the valve cover is connected to the upper end of the valve body, the lower end of the valve body is in threaded connection with the base, a longitudinal sliding rod is arranged in the middle of the base and penetrates through the floating ball and is in sliding connection with the floating ball, mounting holes are formed in the row of the valve body, the valve seat is mounted at the mounting holes, a water guide channel is arranged on the valve seat, a water pouring channel is communicated with the water discharging hole through a water discharging channel, a spring and a water guide pipe are mounted in the water guide channel, one end of the spring is connected with the water guide channel, the other end of the spring is connected with one end of the water guide pipe, the water guide pipe is hollow, an end sealing block is arranged at one end of the water guide pipe, a communicating port is formed in the wall of the.
And a sealing ring is arranged between the base and the valve body.
The end sealing block and the water guide pipe are made of rubber materials.
Compared with the prior art, the beneficial effects of the utility model are that, this application has used the aqueduct structure to replace traditional floater to carry out the structure sealed to the disk seat, the floater slides on the slide bar and rises or descends, the floater is under the buoyancy effect of water, upward movement, leave the sealed piece back of end, under the effect of spring, the aqueduct rolls off in the aqueduct follow aqueduct, make the intercommunication mouth of aqueduct leak outward, thereby make inside aqueduct mesoporium structure and the drainage channel intercommunication of passing through of valve body, thereby communicate with the wash port, this structural seal is effectual, be difficult to receive the influence of pollutant, be convenient for promote and use in the industry.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1 is a threaded cover, 2 is a valve cover, 3 is a valve body, 4 is a water inlet, 5 is a floating ball, 6 is a base, 7 is a water guide pipe, 8 is a valve seat, 9 is a spring, 11 is a drainage channel, and 12 is a drainage hole.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when used in this specification the singular forms "a", "an" and/or "the" include "specify the presence of stated features, steps, operations, elements, or modules, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Examples
As shown in figure 1 of the drawings, in which,
the embodiment discloses a steam trap, which comprises a valve body 3, a valve cover 2 and a valve seat 8,
the valve cover 2 is connected with the upper end of the valve body 3, the lower end of the valve body 3 is connected with a base 6 through threads, a longitudinal sliding rod is arranged in the middle of the base 6, the longitudinal sliding rod penetrates through the floating ball 5 and is connected with the floating ball 5 in a sliding way, the valve body 3 is provided with mounting holes, the valve seat 8 is arranged at the mounting hole, a water guide channel is arranged on the valve seat 8, the water pouring channel is communicated with the water discharge hole 12 through a water discharge channel 11, a spring 9 and a water guide pipe 7 are arranged in the water guide channel, one end of the spring 9 is connected with the water guide channel, the other end of the spring 9 is connected with one end of the water guide pipe 7, the water guide pipe 7 is hollow, one end of the valve seat is provided with an end sealing block, the wall of the hollow cavity is provided with a communicating port, the water guide pipe 7 is connected with the water guide channel in a sliding and sealing mode, the rear end of the valve seat 8 is provided with a threaded cover 1, and the threaded cover 1 is in threaded connection with the valve body 3.
Wherein, a sealing ring is arranged between the base 6 and the valve body 3.
The end sealing block and the water guide pipe 7 are made of rubber.
This application has used aqueduct 7 structure to replace traditional floater 5 to carry out sealed structure to disk seat 8, floater 5 slides on the slide bar and rises or descends, floater 5 is under the buoyancy effect of water, upward movement, leave behind the end seal piece, under the effect of spring 9, aqueduct 7 roll-off in the water guide passageway, make the intercommunication mouth of aqueduct 7 leak outward, thereby make 3 inside through aqueduct 7 mesoporium structure and drainage channel 11 intercommunication, thereby communicate with wash port 12, this structural seal is effectual, be difficult to receive the influence of pollutant, be convenient for popularize and use in the industry.
When the floating ball 5 falls down, the end sealing block is extruded to enable the water guide pipe 7 to seal the communicating port in the water guide channel.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (3)

1. A drain valve is characterized by comprising a valve body, a valve cover and a valve seat,
the water pouring valve is characterized in that the valve cover is connected to the upper end of the valve body, the lower end of the valve body is in threaded connection with the base, a longitudinal sliding rod is arranged in the middle of the base and penetrates through the floating ball and is in sliding connection with the floating ball, mounting holes are formed in the row of the valve body, the valve seat is mounted at the mounting holes, a water guide channel is arranged on the valve seat, a water pouring channel is communicated with the water discharging hole through a water discharging channel, a spring and a water guide pipe are mounted in the water guide channel, one end of the spring is connected with the water guide channel, the other end of the spring is connected with one end of the water guide pipe, the water guide pipe is hollow, an end sealing block is arranged at one end of the water guide pipe, a communicating port is formed in the wall of the.
2. The trap of claim 1 wherein a seal is disposed between the base and the valve body.
3. The trap of claim 1 wherein the end seal block and the conduit are rubber.
CN201922444602.7U 2019-12-30 2019-12-30 Drain valve Active CN211574754U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922444602.7U CN211574754U (en) 2019-12-30 2019-12-30 Drain valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922444602.7U CN211574754U (en) 2019-12-30 2019-12-30 Drain valve

Publications (1)

Publication Number Publication Date
CN211574754U true CN211574754U (en) 2020-09-25

Family

ID=72550848

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922444602.7U Active CN211574754U (en) 2019-12-30 2019-12-30 Drain valve

Country Status (1)

Country Link
CN (1) CN211574754U (en)

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