CN212745955U

CN212745955U - Drain valve

Info

Publication number: CN212745955U
Application number: CN202021026769.8U
Authority: CN
Inventors: 魏博; 金洁; 符志超; 姚瑜; 郭嘉; 闻自强
Original assignee: Zhejiang Medical Industrial Design Institute Co ltd
Current assignee: Zhejiang Medical Industrial Design Institute Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-03-19
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a drain valve, a valve cover is arranged on a valve body, an inlet end is arranged on the left side of the valve body, an outlet end is arranged on the right side of the valve body, the top of a bucket is connected with a lever mechanism, the end part of the lever mechanism is connected with a valve core, one end of a filter is connected with the inlet end on the left side of the valve body, and the other end of the filter is connected with one end of a pipe joint in a quick; the filter comprises an outer pipe, filter plates and ultrasonic transducers, wherein the filter plates are arranged in the outer pipe, and a plurality of ultrasonic transducers are arranged on the filter plates; and a filter residue outlet is formed in the outer pipe and is sealed through a screwing cover. Before the condensate water got into the inside cavity of valve body in this application, utilize the filter to filter it earlier, utilize ultrasonic transducer to make the cassette produce high frequency mechanical shock in the filter to prevent that the debris adhesion in the condensate water from on the filter plate, lead to the fact the jam to the filter plate, play the effect of in time dredging the filter plate.

Description

Drain valve

Technical Field

The utility model relates to the field of valves, in particular to a drain valve.

Background

The drain valve is used at the end of a steam heating pipeline and is used for continuously discharging condensed water in the steam heating pipeline to the outside of the pipeline. Existing traps are typically not provided with anti-clog devices, thereby interfering with the proper use of the trap, and therefore, there is a need for improvements and optimizations to existing traps.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable, have prevent blockking up the function, and clear up convenient trap.

The utility model provides a technical scheme that above-mentioned problem adopted is: a drain valve comprises a valve body, a valve cover and a reverse bucket arranged in an inner cavity of the valve body, wherein the valve cover is arranged at the upper top of the valve body and is provided with a first channel; the left side of the valve body is provided with an inlet end, the right side of the valve body is provided with an outlet end, the inlet end is communicated with an internal cavity of the valve body, the top of the inverted bucket is connected with a lever mechanism, the end part of the lever mechanism is connected with a valve core used for blocking one end part of a first channel, and the other end part of the first channel is communicated with the outlet end arranged on the right side of the valve body; the method is characterized in that: the filter is characterized by also comprising a filter and a pipe joint, wherein one end of the filter is connected with the inlet end on the left side of the valve body, and the other end of the filter is connected with one end of the pipe joint in a quick-release manner; the filter comprises an outer tube, a filter plate and an ultrasonic transducer, wherein the outer tube is in a stepped cylindrical barrel shape with a large end and a small end and comprises a large-aperture inner cavity section and a small-aperture inner cavity section, the filter plate is installed in the large-aperture inner cavity section, and the filter plate is matched with the wall surface of the large-aperture inner cavity section; the ultrasonic transducers are arranged in a plurality and are arranged on the filter plate; and a filter residue outlet is arranged on the outer pipe, the filter residue outlet is communicated with the large-aperture inner cavity section, and the filter residue outlet is sealed by a screwing cover.

Preferably, the filter disc is arranged in the large-aperture inner cavity section through a spring, one end of the spring is connected with the filter disc, and the other end of the spring is connected to a transition surface between the large-aperture inner cavity section and the small-aperture inner cavity section.

Preferably, the filter and the pipe joint are quickly disassembled and fastened and hermetically connected through movable bolt and butterfly nut devices, and at least three movable bolt and butterfly nut devices are uniformly distributed along the outer part of the filter.

Preferably, U-shaped clamping grooves are formed in the periphery of the end portion of the pipe joint, the number of the U-shaped clamping grooves is the same as that of the movable bolt butterfly nut devices, the U-shaped clamping grooves are matched with the movable bolt butterfly nut devices, and one U-shaped clamping groove corresponds to one movable bolt butterfly nut device.

Compared with the prior art, the utility model, have following advantage and effect:

1. before the condensed water enters the internal cavity of the valve body, the condensed water is filtered by the filter, and the filter disc generates high-frequency mechanical vibration by the ultrasonic transducer in the filter, so that sundries in the condensed water are prevented from being adhered to the filter disc to block the filter disc, and the function of dredging the filter disc in time is achieved;

2. the filter and the pipe joint are quickly disassembled and fastened and hermetically connected through the movable bolt and butterfly nut device, so that the filter and the pipe joint can be conveniently disassembled, and whether sundries which are not easy to fall off are adhered to the inner filter piece or not can be regularly checked.

Drawings

In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic front view structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the filter in the embodiment of the present invention.

Fig. 3 is a schematic diagram of the connection of the filter and the pipe joint in the embodiment of the present invention.

Fig. 4 is a schematic side view of a pipe joint according to an embodiment of the present invention.

Description of reference numerals:

a valve body 1, an inlet end 11, an outlet end 12,

A valve cover 2, a first channel 21,

A reverse bucket 3, a lever mechanism 4, a valve core 5,

Filter 6, outer tube 61, filter sheet 62, ultrasonic transducer 63, screwing cover 64, spring 65, large-aperture inner cavity section 611, small-aperture inner cavity section 612, filter residue outlet 613,

A pipe joint 7, a U-shaped clamping groove 71,

And a movable bolt butterfly nut device 8.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples are given.

See fig. 1-4.

The embodiment discloses a drain valve, which comprises a valve body 1, a valve cover 2, a reverse bucket 3, a filter 6 and a pipe joint 7, wherein the reverse bucket 3 is installed in an inner cavity of the valve body 1, the valve cover 2 is installed at the top of the valve body 1, and the valve cover 2 is provided with a first passage 21. An inlet end 11 is arranged on the left side of the valve body 1, an outlet end 12 is arranged on the right side of the valve body 1, the inlet end 11 is communicated with an inner cavity of the valve body 1, a lever mechanism 4 is connected to the top of the reverse hanging barrel 3, the end of the lever mechanism 4 is connected with a valve core 5 used for blocking one end of a first channel 21, and the other end of the first channel 21 is communicated with the outlet end 12 arranged on the right side of the valve body 1.

In this embodiment, one end of the filter 6 is connected with the left inlet end 11 of the valve body 1, the other end of the filter 6 is connected with one end of the pipe joint 7 through the movable bolt and butterfly nut devices 8 for quick detachment and fastening sealing, and the number of the movable bolt and butterfly nut devices 8 is three and is uniformly distributed along the outside of the filter 6. The periphery of the end part of the pipe joint 7 is provided with U-shaped clamping grooves 71, the number of the U-shaped clamping grooves 71 is the same as that of the movable bolt butterfly nut devices 8, and the U-shaped clamping grooves 71 are matched with the movable bolt butterfly nut devices 8, and one U-shaped clamping groove 71 corresponds to one movable bolt butterfly nut device 8. The filter 6 and the pipe joint 7 can be quickly disassembled and tightly and hermetically connected through the movable bolt butterfly nut device 8. The pipe connection 7 is intended for connection to a steam-heated pipe end.

In this embodiment, the filter 6 includes an outer tube 61, a filter sheet 62 and an ultrasonic transducer 63, the outer tube 61 is in a stepped cylindrical shape with a large end and a small end, and includes a large-aperture inner cavity section 611 and a small-aperture inner cavity section 612, the filter sheet 62 is installed in the large-aperture inner cavity section 611, and the filter sheet 62 is matched with the wall surface of the large-aperture inner cavity section 611; four ultrasonic transducers 63 are arranged and mounted on the filter sheet 62; a residue outlet 613 is provided in the outer tube 61, the residue outlet 613 communicates with the large-bore inner chamber section 611, and the residue outlet 613 is sealed by a screw cap 64.

In the present embodiment, the ultrasonic transducers 63 are driven by an ultrasonic generator (not shown in the schematic diagram), the ultrasonic generator may be disposed on one side of the outer tube 61, and each ultrasonic transducer 63 is electrically connected to the ultrasonic generator. The ultrasonic transducer 63 can make the filter sheet 62 generate high-frequency mechanical vibration, so that the filter sheet 62 is prevented from being blocked by impurities adhered to the filter sheet 62 in condensed water, the filter sheet 62 is vibrated to make the impurities adhered to the filter sheet fall to the filter residue outlet 613, and in the actual use process, the impurities at the filter residue outlet 613 can be cleaned manually at regular time.

In this embodiment, the filter 62 is disposed in the large-aperture inner cavity section 611 through a spring 65, one end of the spring 65 is connected to the filter 62, and the other end is connected to a transition surface between the large-aperture inner cavity section 611 and the small-aperture inner cavity section 612.

In the embodiment, before the condensed water enters the inner cavity of the valve body 1, the condensed water is filtered by the filter 6, and the ultrasonic transducer 63 in the filter 6 enables the filter sheet 62 to generate high-frequency mechanical vibration, so that sundries in the condensed water are prevented from being adhered to the filter sheet to block the filter sheet, and the function of dredging the filter sheet in time is achieved; the comdenstion water flows to the bucket of falling 3 bottoms behind the entering valve body 1, and the bucket of falling 3 this moment is in valve body 1 lower part position, and lever mechanism 4 drives case 5 and removes, and case 5 no longer blocks up one number passageway 21, and one number passageway 21 is full open, and the comdenstion water outwards flows through one number passageway 21 and exit end 12, and prior art can be referred to specific trap's theory of operation.

In the embodiment, the filter 6 and the pipe joint 7 are quickly disassembled and fastened and hermetically connected through the movable bolt and butterfly nut device 8, so that the filter and the pipe joint can be conveniently disassembled, and whether sundries which are not easy to fall off are adhered to the inner filter piece or not can be regularly checked.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the patent idea of the utility model are included in the protection scope of the patent of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A drain valve comprises a valve body (1), a valve cover (2) and a reverse bucket (3) installed in an inner cavity of the valve body (1), wherein the valve cover (2) is installed at the upper top of the valve body (1), and the valve cover (2) is provided with a first channel (21); an inlet end (11) is arranged on the left side of the valve body (1), an outlet end (12) is arranged on the right side of the valve body (1), the inlet end (11) is communicated with an inner cavity of the valve body (1), a lever mechanism (4) is connected to the top of the inverted bucket (3), a valve core (5) used for blocking one end of a first channel (21) is connected to the end of the lever mechanism (4), and the other end of the first channel (21) is communicated with the outlet end (12) arranged on the right side of the valve body (1); the method is characterized in that: the valve body (1) is characterized by further comprising a filter (6) and a pipe joint (7), wherein one end of the filter (6) is connected with an inlet end (11) on the left side of the valve body (1), and the other end of the filter (6) is connected with one end of the pipe joint (7) in a quick-release manner; the filter (6) comprises an outer pipe (61), a filter sheet (62) and an ultrasonic transducer (63), wherein the outer pipe (61) is in a stepped cylindrical shape with one large end and one small end, the outer pipe comprises a large-aperture inner cavity section (611) and a small-aperture inner cavity section (612), the filter sheet (62) is installed in the large-aperture inner cavity section (611), and the filter sheet (62) is matched with the wall surface of the large-aperture inner cavity section (611); the ultrasonic transducers (63) are arranged in a plurality and are arranged on the filter sheet (62); the outer tube (61) is provided with a residue outlet (613), the residue outlet (613) is communicated with the large-aperture inner cavity section (611), and the residue outlet (613) is sealed by a screwing cover (64).

2. The trap of claim 1 wherein: the filter disc (62) is arranged in the large-aperture inner cavity section (611) through a spring (65), one end of the spring (65) is connected with the filter disc (62), and the other end of the spring (65) is connected to a transition surface between the large-aperture inner cavity section (611) and the small-aperture inner cavity section (612).

3. The trap of claim 1 wherein: the filter (6) and the pipe joint (7) are quickly disassembled and fastened and hermetically connected through the movable bolt butterfly nut devices (8), and at least three movable bolt butterfly nut devices (8) are uniformly distributed along the outer part of the filter (6).

4. The trap of claim 3 wherein: u-shaped clamping grooves (71) are formed in the periphery of the end portion of the pipe joint (7), the number of the U-shaped clamping grooves (71) is the same as that of the movable bolt butterfly nut devices (8) and matched with the movable bolt butterfly nut devices, and one U-shaped clamping groove (71) corresponds to one movable bolt butterfly nut device (8).