CN217401798U

CN217401798U - Electric valve convenient for sampling

Info

Publication number: CN217401798U
Application number: CN202221172694.3U
Authority: CN
Inventors: 田树森
Original assignee: Tianjin Changhui Innovation Electrical Equipment Technology Co ltd
Current assignee: Tianjin Changhui Innovation Electrical Equipment Technology Co ltd
Priority date: 2022-05-08
Filing date: 2022-05-08
Publication date: 2022-09-09
Anticipated expiration: 2032-05-08

Abstract

The utility model relates to the technical field of valves, in particular to an electric valve convenient for sampling, which comprises a first valve body, a second valve body and a sampling mechanism, wherein the first valve body is provided with a first medium input port and a first medium output port; the second valve body is provided with a second medium input port and a second medium output port; sampling mechanism sets up the body between first valve body and second valve body and the sampling subassembly that sets up with the body intercommunication including the intercommunication, and sampling subassembly includes can dismantle the sampling tube of being connected with the body, and this make things convenient for the electric valve of sample conveniently takes a sample to the transport medium in the pipeline, and is easy and simple to handle, improves and uses the reliability.

Description

Electric valve convenient for sampling

Technical Field

The utility model relates to a technical field of valve especially relates to an electric valve of convenient sample.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). In the actual operation process, the parameters of the conveying medium in the pipeline need to be detected, so that the conveying medium in the pipeline needs to be sampled, the medium in the pipeline is sampled generally in a mode of sampling at the first end and the last end of the pipeline at present, and because the medium is conveyed in the pipeline in a series of changes, the parameters of the medium sampled at the first end and the last end of the pipeline have differences, the medium needs to be sampled in the pipeline for better analyzing the change of the parameters of the medium in the pipeline, and the medium is sampled in the pipeline at present only by a mode of opening a hole in the pipeline, so that the operation is complex, and the use reliability is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a make things convenient for electric valve of sample, this make things convenient for electric valve of sample to conveniently take a sample to the transport medium in the pipeline, and is easy and simple to handle, improves and uses the reliability.

(II) technical scheme

To achieve the above object, an electric valve convenient for sampling is provided in the embodiments of the present application, including: a first valve body having a first medium inlet and a first medium outlet; a second valve body having a second medium inlet and a second medium outlet; and the sampling mechanism comprises a pipe body communicated between the first valve body and the second valve body and a sampling assembly communicated with the pipe body, and the sampling assembly comprises a sampling pipe detachably connected with the pipe body.

In a possible implementation, the tube body is provided with a threaded hole, one end of the sampling tube with the tube body threaded into the threaded hole.

In a possible implementation manner, one end of the sampling tube, which is adjacent to the tube body, is provided with a switch valve, one end of the sampling tube, which is away from the tube body, is provided with a sealing cover, and the sealing cover is provided with a mounting hole; the sampling assembly further comprises: the ball bearing is arranged in the mounting hole of the sealing cover; one end of the threaded pipe penetrates through the ball bearing and extends into the sampling pipe; the threaded rod penetrates through the threaded pipe and is in threaded connection with the threaded pipe; and the piston is movably arranged in the sampling pipe and is connected with one end, far away from the sealing cover, of the threaded rod.

In one possible implementation, the outer circumferential side of the piston abuts against the inner side wall of the sampling tube.

In a possible implementation manner, the inner side wall of the sampling tube is provided with a limiting strip parallel to the axial direction of the sampling tube, and the outer side of the piston is provided with a limiting groove matched with the limiting strip.

In one possible implementation, the sampling assembly further includes a rotating cap disposed on an outer circumferential side of the threaded tube.

In a possible implementation manner, one end of the pipe body is flanged with the first medium output port of the first valve body, and the other end of the pipe body is flanged with the second medium input port of the second valve body.

In a possible implementation manner, one end of the pipe body is fixedly connected with the first medium output port of the first valve body, and the other end of the pipe body is fixedly connected with the second medium input port of the second valve body.

(III) advantageous effects

Compared with the prior art, the utility model provides a make things convenient for electric valve of sample possesses following beneficial effect: this electrically operated valve of convenient sample, the medium is carried through first valve body, body and second valve body, when needing to take a sample, closes second valve body and first valve body in proper order, persists the medium in the body, then through the leading-in sample tube of medium in the body of sampling subassembly, accomplish the sample, open first valve body and second valve body again after installing the sampling tube, the convenient transport medium to in the pipeline takes a sample, and is easy and simple to handle, improves the use reliability.

Drawings

Fig. 1 is a schematic perspective view illustrating an electrically operated valve for facilitating sampling according to an embodiment of the present disclosure;

fig. 2 is a schematic plan view illustrating an electrically operated valve for facilitating sampling according to an embodiment of the present application;

FIG. 3 is a schematic perspective view of a sampling mechanism provided in an embodiment of the present application;

FIG. 4 is a schematic plan view of a sampling mechanism provided in an embodiment of the present application;

FIG. 5 is a schematic perspective view of a sampling assembly provided in an embodiment of the present application;

FIG. 6 is a schematic perspective view of a sampling assembly according to an embodiment of the present application with a sampling tube removed;

in the drawings, the reference numbers:

1. a first valve body; 2. a second valve body;

3. a sampling mechanism; 31. a tube body; 32. a sampling assembly; 321. a sampling tube; 3211. an on-off valve; 3212. sealing the cover; 3213. a limiting strip; 322. a ball bearing; 323. a threaded pipe; 324. a threaded rod; 325. a piston; 3251. a limiting groove; 326. the cap is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, an embodiment of the present application provides an electrically operated valve for facilitating sampling, including: a first valve body 1, a second valve body 2 and a sampling mechanism 3.

The first valve body 1 has a first medium inlet and a first medium outlet.

The second valve body 2 has a second medium inlet and a second medium outlet.

The sampling mechanism 3 includes that the intercommunication sets up body 31 between first valve body 1 and second valve body 2 and the sampling subassembly 32 that sets up with body 31 intercommunication, and sampling subassembly 32 includes the sampling tube 321 of being connected with the body 31 can dismantle.

In this application, the medium is through first valve body 1, body 31 and second valve body 2 are carried, when needing to take a sample, close second valve body 2 and first valve body 1 in proper order, persist the medium in body 31, then through sampling assembly 32 with the leading-in sampling tube 321 of the medium in the body 31 in, the completion sample, open first valve body 1 and second valve body 2 again after installing sampling tube 321, the convenient transport medium to in the pipeline takes a sample, and is simple and convenient to operate, and the use reliability is improved.

In the embodiment of this application, body 31 is provided with the screw hole, the one end of sampling tube 321 and body 31's screw hole threaded connection.

In this application, sampling tube 321 passes through threaded connection with body 31, conveniently carries out the dismouting to sampling tube 321.

Optionally, a sealing ring is arranged between the threaded hole and the sampling tube 321 to ensure the sealing effect between the sampling tube 321 and the tube body 31.

In the embodiment of the present application, one end of the sampling tube 321, which is adjacent to the tube body 31, is provided with a switch valve 3211, one end of the sampling tube 321, which is away from the tube body 31, is provided with a sealing cap 3212, and the sealing cap 3212 is provided with a mounting hole;

sampling assembly 32 further includes: ball bearing 322, threaded tube 323, threaded rod 324, and piston 325.

The ball bearing 322 is disposed in the mounting hole of the cover 3212.

One end of the threaded pipe 323 protrudes into the sampling pipe 321 through the ball bearing 322.

The threaded rod 324 extends through the threaded tube 323, and the threaded rod 324 is threadedly coupled to the threaded tube 323.

The plunger 325 is movably disposed in the sampling tube 321, and the plunger 325 is connected to an end of the threaded rod 324 far away from the cover 3212.

In this application, when taking a sample, at first open the ooff valve 3211 on the sampling tube 321, make sampling tube 321 and body 31 communicate, guarantee in the medium in the body 31 can get into the sampling tube 321, then rotate screwed pipe 323, drive piston 325 along the axial displacement of sampling tube 321 through the cooperation between screwed pipe 323 and the threaded rod 324, thereby in with the medium suction sampling tube 321 in the body 31, close ooff valve 3211 after accomplishing the sample, then dismantle sampling tube 321.

Specifically, sampling tube 321 is located the below of body 31, makes things convenient for the medium in the body 31 to flow into in the sampling tube 321.

Optionally, the sampling tube 321 may be disposed above the tube body 31, and when sampling the gaseous medium, the sampling tube 321 disposed above facilitates to draw the medium in the tube body 31 into the sampling tube 321.

In the present embodiment, the outer peripheral side of the piston 325 is in close contact with the inner wall of the sampling tube 321.

In this application, the periphery side of the piston 325 is tightly attached to the inner side wall of the sampling tube 321, so that the piston 325 can fully draw the medium in the tube body 31 into the sampling tube 321 when moving in the axial direction of the sampling tube 321.

Furthermore, the inner side wall of the sampling tube 321 is provided with a limit strip 3213 which is parallel to the axial direction of the sampling tube 321, and the outer side of the piston 325 is provided with a limit groove 3251 which is matched with the limit strip 3213.

In this application, through the cooperation of spacing groove 3251 and spacing 3213, can prevent that piston 325 from rotating in sampling tube 321 to prevent the threaded rod 324 from following the condition that threaded pipe 323 rotated, guarantee to drive piston 325.

In the present embodiment, the sampling assembly 32 further includes a rotating cap 326 disposed on an outer circumferential side of the threaded pipe 323.

In the present embodiment, the screw pipe 323 can be easily rotated by the rotation cap 326 provided on the outer peripheral side of the screw pipe 323.

In one embodiment of the present application, one end of the pipe 31 is flanged to the first medium output port of the first valve body 1, and the other end is flanged to the second medium input port of the second valve body 2.

In this application, the both ends of body 31 and first valve body 1 and the 2 flange joint of second valve body, conveniently assemble first valve body 1, body 31 and second valve body 2.

In another embodiment of the present application, one end of the pipe 31 is fixedly connected to the first medium output port of the first valve body 1, and the other end is fixedly connected to the second medium input port of the second valve body 2.

In the present application, the pipe body 31, the first valve body 1, and the second valve body 2 may be provided as an integral structure.

The first valve body 1 and the second valve body 2 in this application are electrically operated valves.

Alternatively, the first valve body 1 and the second valve body 2 may be manual valves.

This electrically operated valve of convenient sample is when using, the medium is through first valve body 1, body 31 and second valve body 2 are carried, when needing to take a sample, close second valve body 2 and first valve body 1 in proper order, persist the medium in body 31, then in leading-in sampling tube 321 of medium in with body 31 through sampling assembly 32, accomplish the sample, open first valve body 1 and second valve body 2 again after installing sampling tube 321, the convenient transport medium to in the pipeline takes a sample, and is simple and convenient to operate, and the reliability of use is improved.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on … …", "above … …" and "above … …" in this disclosure should be interpreted in its broadest sense such that "on … …" means not only "directly on something", but also includes the meaning of "on something" with intervening features or layers therebetween, and "above … …" or "above … …" includes not only the meaning of "above something" or "above" but also includes the meaning of "above something" or "above" with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electrically operated valve for facilitating sampling, comprising:

a first valve body (1) having a first medium inlet and a first medium outlet;

a second valve body (2) having a second medium inlet and a second medium outlet; and

sampling mechanism (3), sampling mechanism (3) including the intercommunication set up in first valve body (1) with body (31) between second valve body (2) and with sampling subassembly (32) that body (31) intercommunication set up, sampling subassembly (32) including with body (31) can dismantle sampling tube (321) of connection.

2. An electrically operated valve for facilitating sampling according to claim 1, wherein the tube body (31) is provided with a threaded hole, and one end of the sampling tube (321) is threadedly coupled with the threaded hole of the tube body (31).

3. An electric valve for convenient sampling according to claim 1, characterized in that the end of the sampling tube (321) adjacent to the tube body (31) is provided with a switch valve (3211), the end of the sampling tube (321) away from the tube body (31) is provided with a sealing cap (3212), and the sealing cap (3212) is provided with a mounting hole;

the sampling assembly (32) further comprises:

a ball bearing (322) disposed within the mounting hole of the cover (3212);

a threaded pipe (323), one end of the threaded pipe (323) penetrates through the ball bearing (322) and extends into the sampling pipe (321);

a threaded rod (324) penetrating through the threaded pipe (323), wherein the threaded rod (324) is in threaded connection with the threaded pipe (323); and

the piston (325) is movably arranged in the sampling tube (321), and the piston (325) is connected with one end of the threaded rod (324) far away from the sealing cover (3212).

4. A valve operated as claimed in claim 3, wherein the outer circumference of the piston (325) is closely adhered to the inner side wall of the sampling tube (321).

5. An electric valve for convenient sampling according to claim 3, characterized in that the inner side wall of the sampling tube (321) is provided with a limit strip (3213) parallel to the axial direction of the sampling tube (321), and the outer side of the piston (325) is provided with a limit groove (3251) matched with the limit strip (3213).

6. A sample facilitating electrically operated valve according to claim 3, wherein the sampling assembly (32) further comprises a rotating cap (326) disposed on an outer circumferential side of the threaded tube (323).

7. An electrically operated valve for facilitating sampling according to claim 1, wherein one end of the pipe body (31) is flanged with the first medium output port of the first valve body (1), and the other end is flanged with the second medium input port of the second valve body (2).

8. An electrically operated valve for facilitating sampling according to claim 1, wherein one end of the tube (31) is fixedly connected to the first medium output port of the first valve body (1), and the other end is fixedly connected to the second medium input port of the second valve body (2).