CN220957893U

CN220957893U - Valve group

Info

Publication number: CN220957893U
Application number: CN202322362962.9U
Authority: CN
Inventors: 王水源; 谢住塘
Original assignee: Fuluo Antimony Engineering Co ltd
Current assignee: Fuluo Antimony Engineering Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-05-14
Anticipated expiration: 2033-08-31

Abstract

The utility model provides a valve group, which comprises a first valve body, a locking piece, a drain valve, a first stop valve and a second stop valve; the first stop valve and the second stop valve are arranged on the first valve body; the drain valve is abutted with the first valve body, the locking piece penetrates through the first valve body and is in threaded connection with the first valve body and the drain valve, and a first opening, a flow passage and a second opening which are communicated in sequence are formed in the first valve body; the flow passage sequentially passes through the first stop valve, the drain valve and the second stop valve; the first stop valve is matched with the stop valve and used for controlling the communication state of the flow channel; the drain valve is used for controlling the flow of the flow channel. The utility model solves the problem that the traditional drain valve lacks a cut-off function, and has the advantages of simple structure and low manufacturing cost.

Description

Valve group

Technical Field

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

Background

The drain valve is widely arranged in steam using equipment or a steam drain pipeline and is used for timely discharging steam condensate. The existing drain valves, such as a floating ball type, a reverse bucket type, a bellows type, a temperature regulation type and the like, all utilize density difference, temperature difference and phase change between steam and condensed water to enable an action executing piece or a sensitive piece in the drain valve to reciprocate or reciprocate to deform so as to achieve the purpose of opening and closing the valve.

Disclosure of utility model

Based on the problem, in order to solve the problem that the traditional drain valve lacks a cut-off function, the utility model provides a valve group, and the specific technical scheme is as follows:

A valve group, comprising

A first valve body;

A locking member;

A first stop valve;

The drain valve comprises a container, a second valve body and a switch assembly; the container is used for collecting condensate; the switch assembly is arranged in the container and comprises a floating ball structure, a through pipe and a connecting block with a spherical outer contour, wherein the connecting block is arranged in the through pipe, a first channel is arranged on the connecting block, the floating ball structure, one end of the floating ball structure penetrates through the through pipe to be connected with the connecting block, the floating ball structure is rotationally connected with the through pipe, and the floating ball structure is matched with the connecting block to control the communication state of the through pipe; the second valve body is arranged on the container, a second channel and a third channel are arranged on the second valve body, the second channel is communicated with the container, and the third channel is communicated with the through pipe;

The first stop valve and the second stop valve are arranged on the first valve body; the second valve body is abutted with the first valve body, the locking piece penetrates through the first valve body and the second valve body, the locking piece is in threaded connection with the first valve body and the second valve body, and a first opening, a channel and a second opening which are communicated in sequence are formed in the first valve body; the channel sequentially passes through the first stop valve, the drain valve and the second stop valve; the first stop valve is matched with the stop valve and used for controlling the communication state of the channel; the drain valve is used for controlling the flow of the channel.

Above-mentioned valves, when this valves of needs maintenance, through closing first stop valve and second stop valve, be convenient for maintain this valves, solved traditional valve and need install the stop valve at its front end and rear end, exist: 1. the installation cost is high. 2. Increasing the leakage point. 3. The installation occupies large space; by arranging the drain valve, the flow of the condensate is adjusted according to the quantity of the condensate, and steam is prevented from entering the second opening; the drain valve is replaced by disassembling the locking piece, so that the drain valve is convenient to maintain and replace in the later period; the condensate is collected by the container; when the condensate in the container increases, the floating ball structure rises along with the liquid level of the condensate, and then drives the connecting block to rotate, so that the first channel is communicated with the through pipe, and then the condensate is discharged to the outside through the through pipe under the pressure of steam in the container; the flow of the first channel and the through pipe is controlled by the change of the rising height of the floating ball. The floating ball plug valve solves the problems of negligence of the flow rate of condensate and lack of a stop function of the traditional drain valve.

Further, be equipped with the butt piece in the siphunculus, be equipped with on the butt piece and run through the fourth passageway at butt piece both ends, the connecting block semi-inlay in on the butt piece, the connecting block with the butt piece rotates to be connected, the floater structure with the connecting block cooperation is used for controlling the intercommunication state of fourth passageway and first passageway.

Further, a fifth channel and a temperature control diaphragm capsule are arranged on the second valve body; the fifth channel is communicated with the third channel, and the temperature control bellows is used for controlling the communication state of the third channel.

Further, the floating ball structure comprises a floating ball and a swing arm; one end of the swing arm is connected with the floating ball, the other end of the swing arm penetrates through the through pipe to be connected with the connecting block, and the swing arm is rotationally connected with the through pipe.

Further, a filter is further arranged on the second valve body, and the second channel is communicated with the container through the filter; the second valve body is also provided with a thread cover which is used for controlling the communication state of the filtering space and the outside; the threaded cover is in threaded connection with the second valve body.

Further, the third channel comprises a first connecting channel and a second connecting channel with an opening and an outer contour in a ring shape, and the opening, the second connecting channel and the first connecting channel are sequentially communicated; the first connecting channel is respectively communicated with the third channel and the through pipe.

Further, the second channel passes through a central axis of the second connection channel and through the second connection channel.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic diagram of a valve block according to an embodiment of the present utility model;

FIG. 2 is one of the cross-sectional views of a valve block according to an embodiment of the present utility model;

fig. 3 is an enlarged view of a portion a of fig. 2.

Reference numerals illustrate:

1-a container; 2-floating ball; 3-swinging arms; 4-through pipe; 6-a first channel; 7-a second valve body; 8-a second channel; 9-a third channel; 91-first connection; 92-a second connection; 10-connecting blocks; 11-an abutment block; 12-fifth channel; 13-a temperature control bellows; 15-fourth channel; 16-a first valve body; 17-locking member; 18-a first shut-off valve; 19-a second shut-off valve.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.

As shown in fig. 1 to 3, a valve block according to an embodiment of the present utility model includes a first valve body 16, a locking member 17, a first stop valve 18, a drain valve, and a second stop valve 19; the drain valve comprises a container 1, a second valve body 7 and a switch assembly; the container 1 is used for collecting condensate; the switch assembly is arranged in the container 1, the switch assembly comprises a floating ball 2 structure, a through pipe 4 and a connecting block 10 with a spherical outer contour, the connecting block 10 is arranged in the through pipe 4, a first channel 6 is arranged on the connecting block 10, the floating ball 2 structure, one end of the floating ball 2 structure penetrates through the through pipe 4 and is connected with the connecting block 10, the floating ball 2 structure is rotationally connected with the through pipe 4, and the floating ball 2 structure is matched with the connecting block 10 to control the communication state of the through pipe 4; the second valve body 7 is arranged on the container 1, a second channel 8 and a third channel 9 are arranged on the second valve body 7, the second channel 8 is communicated with the container 1, and the third channel 9 is communicated with the through pipe 4; the first stop valve 18 and the second stop valve 19 are both arranged on the first valve body 16; the second valve body 7 is abutted against the first valve body 16, the locking piece 17 penetrates through the first valve body 16 and the second valve body 7, the locking piece 17 is in threaded connection with the first valve body 16 and the second valve body 7, and a first opening, a channel and a second opening which are communicated in sequence are formed in the first valve body 16; the channel passes through the first stop valve 18, the drain valve and the second stop valve 19 in sequence; the first stop valve 18 is matched with the stop valve to control the communication state of the channel; the drain valve is used for controlling the flow of the channel.

Above-mentioned valves, when this valves of needs maintenance, through closing first stop valve 18 and second stop valve 19, be convenient for maintain this valves, solved traditional valve and need install the stop valve at its front end and rear end, exist: 1. the installation cost is high. 2. Increasing the leakage point. 3. The installation occupies large space; by arranging the drain valve, the flow of the condensate is adjusted according to the quantity of the condensate, and steam is prevented from entering the second opening; the drain valve is replaced by disassembling the locking piece 17, so that the drain valve is convenient to maintain and replace in the later period; by being provided with a container 1, condensate is collected; when the condensate in the container 1 increases, the floating ball 2 rises along with the liquid level of the condensate, and then drives the connecting block 10 to rotate, so that the first channel 6 is communicated with the through pipe 4, and then the condensate is discharged to the outside through the through pipe 4 under the pressure of steam in the container 1; the flow of the first channel 6 and the through pipe 4 is controlled by the change of the rising height of the floating ball 2. The floating ball 2 plug valve solves the problems of negligence of the flow rate of condensate and lack of a stop function of the traditional drain valve.

In one embodiment, as shown in fig. 2-3, an abutment block 11 is disposed in the through pipe 4, a fourth channel 15 penetrating through two ends of the abutment block 11 is disposed on the abutment block 11, the connection block 10 is semi-embedded on the abutment block 11, the connection block 10 is rotatably connected with the abutment block 11, and the floating ball 2 structure is matched with the connection block 10 to control the communication state between the fourth channel 15 and the first channel 6. Thus, by providing the abutment block 11, a better sealing effect is achieved when the level of condensate in the container 1 is low.

In one embodiment, as shown in fig. 2, the second valve body 7 is further provided with a fifth channel 12 and a temperature control bellows 13; the fifth channel 12 is communicated with the third channel 9, and the temperature control bellows 13 is used for controlling the communication state of the third channel 9; so, through being provided with control by temperature change bellows 13, the air in the container 1 of being convenient for discharges, when steam reachd control by temperature change bellows 13, control by temperature change bellows 13 shutoff fifth passageway 12 automatically, realizes the exhaust air, and avoids steam to discharge, realizes high-efficient energy-conservation then.

Specifically, the temperature-controlled bellows 13 is a conventional technology, and thus will not be described in detail.

In one embodiment, as shown in fig. 2, the floating ball 2 structure includes a floating ball 2 and a swing arm 3; one end of the swing arm 3 is connected with the floating ball 2, the other end of the swing arm 3 penetrates through the through pipe 4 to be connected with the connecting block 10, and the swing arm 3 is rotatably connected with the through pipe 4. Thus, when the liquid level of the condensate in the container 1 changes, the floating ball 2 drives the swing arm 3 to swing, and the inclination angle of the first channel 6 is controlled, so that the flow of the condensate is controlled.

In one embodiment, the second valve body 7 is further provided with a filter, and the second channel 8 is communicated with the container 1 through the filter; the second valve body 7 is also provided with a thread cover, and the thread cover is used for controlling the communication state of the filtering space and the outside; the screw cap is screwed with the second valve body 7. Therefore, by arranging the filter, condensate is filtered firstly, and the blockage of a pipeline is avoided; by removing the screw cap, the first stop valve 18 and the second stop valve 19 are closed, facilitating removal of the filter, and replacement and cleaning of the filter.

In one embodiment, as shown in fig. 2, the third channel 9 includes a first connecting channel 91, and a second connecting channel 92 with an opening and an outer contour in a ring shape, where the opening and the second connecting channel 92 are sequentially communicated with the first connecting channel 91; the first connecting channel 91 communicates with the third channel 9 and the through pipe 4, respectively, and the second channel 8 passes through the central axis of the second connecting channel 92 and passes through the second connecting channel 92. In this way, by the arrangement of the second passage 8 through the central axis of the second connecting channel 92 and through the second connecting channel 92, a reduction in the volume of the second valve body 7 is achieved.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A valve block, characterized by comprising

A first valve body;

A locking member;

A first stop valve;

2. The valve group as claimed in claim 1, wherein an abutment block is disposed in the through pipe, a fourth channel penetrating through two ends of the abutment block is disposed on the abutment block, the connection block is semi-embedded on the abutment block, the connection block is rotationally connected with the abutment block, and the floating ball structure is matched with the connection block to control a communication state of the fourth channel and the first channel.

3. The valve set of claim 1, wherein a fifth channel and a temperature control bellows are further provided on the second valve body; the fifth channel is communicated with the third channel, and the temperature control bellows is used for controlling the communication state of the third channel.

4. The valve manifold of claim 1, wherein the float structure comprises a float and a swing arm; one end of the swing arm is connected with the floating ball, the other end of the swing arm penetrates through the through pipe to be connected with the connecting block, and the swing arm is rotationally connected with the through pipe.

5. The valve manifold of claim 1, wherein the second valve body is further provided with a filter, the second passage communicating with the container through the filter; the second valve body is also provided with a thread cover which is used for controlling the communication state of the filtering space and the outside; the threaded cover is in threaded connection with the second valve body.

6. The valve block of claim 1, wherein the third channel comprises a first connecting channel, a second connecting channel with an opening and an outer contour in a circular ring shape, and the opening, the second connecting channel and the first connecting channel are sequentially communicated; the first connecting channel is respectively communicated with the third channel and the through pipe.

7. The valve manifold of claim 6, wherein the second passage passes through a central axis of the second connecting passage and through the second connecting passage.