CN213839627U

CN213839627U - Fluoroplastic lining sampling valve with sealing structure

Info

Publication number: CN213839627U
Application number: CN202022240012.5U
Authority: CN
Inventors: 李贵荣
Original assignee: 李贵荣
Current assignee: Qingdao dingnuoxinko industry and Trade Co.,Ltd.
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-07-30
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a fluoroplastic lining sampling valve with a sealing structure, which comprises a pipe body, wherein the upper surface of the pipe body is provided with a valve body, the inner side wall of the valve body is in threaded connection with a valve rod, the outer side wall top wall of the pipe body is provided with a second threaded through hole, the valve cavity is arranged inside the valve body, the inner bottom wall of the valve cavity is provided with a first threaded through hole, the outer side wall of the valve rod is in threaded connection with the inner side wall of the first threaded through hole and the second threaded through hole, the inner top wall and the bottom wall of the valve cavity are both bonded with a second sealing washer, in the using process of the utility model, the corrosion resistance of the utility model is improved through the arrangement of the lining, meanwhile, the sealing property of the utility model is improved through the cooperation of the first sealing washer and the second sealing washer, and the residual medium in the L-shaped pipe is dripped on the plate body after sampling the sample, avoids polluting and damaging the surrounding environment, thereby being beneficial to the environmental protection.

Description

Fluoroplastic lining sampling valve with sealing structure

Technical Field

The utility model relates to a sample valve technical field specifically is a fluoroplastics lining sample valve with seal structure.

Background

The sampling valve is used for obtaining a medium sample in a pipeline or equipment, is used for occasions needing to frequently perform chemical analysis on the medium sample, and is mostly used by a special sampling valve. According to the working principle or different performances during sampling, the sampling valve mainly comprises a duplex opening valve, a flange clamping piece valve and a sampling valve with a heat-preservation clamping sleeve.

Present fluoroplastics lining sample valve, in the in-process that uses, when taking a sample the use to the medium that has corrosivity, cause the corruption to the sample valve easily, reduce the leakproofness of sample valve, simultaneously to the sample back, the remaining medium of sample connection drips in the surrounding environment, causes the pollution destruction to the surrounding environment, is unfavorable for the protection of environment, for this reason, provides a fluoroplastics lining sample valve with seal structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fluoroplastics lining sample valve with seal structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fluoroplastic lining sampling valve with a sealing structure comprises a pipe body, wherein a valve body is mounted on the upper surface of the pipe body, a valve rod is in threaded connection with the inner side wall of the valve body, a second threaded through hole is formed in the top wall of the outer side wall of the pipe body, a valve cavity is arranged inside the valve body, a first threaded through hole is formed in the inner bottom wall of the valve cavity, the outer side wall of the valve rod is in threaded connection with the inner side walls of the first threaded through hole and the second threaded through hole, second sealing washers are bonded on the inner top wall and the bottom wall of the valve cavity, a pressing plate is welded on the outer side wall of the valve rod, a handle is fixedly connected to the top of the valve rod, a first through hole is formed in one side of the valve body and communicated with the valve cavity, an L-shaped pipe is fixedly connected to the inner side wall of the first through hole, a first fixing plate is welded on one side of the valve body, and a box body is fixedly connected to one end of the first fixing plate, one end of the L-shaped pipe penetrates through the box body, a plate body is arranged on the bottom wall of the inside of the box body, and a lining is installed on the inner side wall of the valve cavity.

As further preferable in the present technical solution: the inner side wall of the first through hole is fixedly connected with a baffle.

As further preferable in the present technical solution: the ventilation opening is formed in one side of the box body, and the activated carbon plate is bonded to the inner side wall of the box body.

As further preferable in the present technical solution: the inside wall symmetry of box articulates there are two door bodies, two the handle has all been welded to one side of the door body.

As further preferable in the present technical solution: one side welding of the door body has the second fixed plate, the draw-in groove has been seted up to the upper surface of second fixed plate, another one side of the door body is rotated and is connected with the third fixed plate, the inside wall of draw-in groove with the lateral wall joint of third fixed plate.

As further preferable in the present technical solution: the valve body is characterized in that a cavity is arranged inside the valve body, and a first sealing washer is bonded on the inner side wall of the cavity.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an in-process, through the setting of inside lining, improve the utility model discloses a corrosion resistance improves through first seal ring cooperation second seal ring simultaneously the utility model discloses a leakproofness, and to sample back, remaining medium drippage in the L-shaped pipe is on the plate body, avoids causing the pollution to destroy to the surrounding environment to do benefit to the protection of environment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the box body of the present invention;

fig. 3 is a schematic structural diagram of the second fixing plate of the present invention.

In the figure: 1. a pipe body; 2. a valve body; 3. a valve stem; 4. a first threaded through hole; 5. a second threaded through hole; 6. a cavity; 7. a first sealing gasket; 8. a second sealing gasket; 9. pressing a plate; 10. a handle; 11. a first through hole; 12. an L-shaped tube; 13. a box body; 14. a plate body; 15. a baffle plate; 16. a vent; 17. an activated carbon plate; 18. a door body; 19. a handle; 20. a first fixing plate; 21. a second fixing plate; 22. a card slot; 23. a third fixing plate; 24. a liner; 25. a valve cavity.

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.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a fluoroplastic lining sampling valve with a sealing structure comprises a pipe body 1, wherein a valve body 2 is mounted on the upper surface of the pipe body 1, a valve rod 3 is in threaded connection with the inner side wall of the valve body 2, a second threaded through hole 5 is formed in the top wall of the outer side wall of the pipe body 1, a valve cavity 25 is arranged inside the valve body 2, a first threaded through hole 4 is formed in the inner bottom wall of the valve cavity 25, the outer side wall of the valve rod 3 is in threaded connection with the inner side walls of the first threaded through hole 4 and the second threaded through hole 5, a second sealing washer 8 is bonded on the inner top wall and the inner bottom wall of the valve cavity 25, a pressing plate 9 is welded on the outer side wall of the valve rod 3, a handle 10 is fixedly connected to the top of the valve rod 3, a first through hole 11 is formed in one side of the valve body 2, the first through hole 11 is communicated with the valve cavity 25, an L-shaped pipe 12 is fixedly connected to the inner side wall of the first through hole 11, a first fixing plate 20 is welded on one side of the valve body 2, a box body 13 is fixedly connected to one end of the first fixing plate 20, one end of the L-shaped pipe 12 penetrates through the box body 13, a plate body 14 is arranged on the inner bottom wall of the box body 13, and a lining 24 is arranged on the inner side wall of the valve cavity 25.

In this embodiment, specifically: the inner side wall of the first through hole 11 is fixedly connected with a baffle plate 15; through the setting of baffle 15, baffle 15 plays certain effect that blocks to first through-hole 11 to reduce the sample flow, prevent that the sample from spouting fast and causing the waste, do benefit to and take a sample to the sample.

In this embodiment, specifically: a vent 16 is arranged on one side of the box body 13, and an activated carbon plate 17 is bonded on the inner side wall of the box body 13; through the setting of vent 16, the circulation of gas in the box 13 is accelerated to make the harmful gas who remains the sample production in with box 13 discharge, purify gas through activated carbon plate 17 simultaneously, thereby cause the injury to the user of service when preventing that the user of service from taking a sample.

In this embodiment, specifically: two door bodies 18 are symmetrically hinged to the inner side wall of the box body 13, and handles 19 are welded to one sides of the two door bodies 18; through the setting of door body 18, protect L venturi tube 12 in the box 13, prevent that L venturi tube 12 from receiving the damage, through the setting of handle 19, be convenient for open or close door body 18 simultaneously.

In this embodiment, specifically: one side of one door body 18 is welded with a second fixing plate 21, the upper surface of the second fixing plate 21 is provided with a clamping groove 22, one side of the other door body 18 is rotatably connected with a third fixing plate 23, and the inner side wall of the clamping groove 22 is clamped with the outer side wall of the third fixing plate 23; through the setting of second fixed plate 21, after two door bodies 18 closed, rotate third fixed plate 23 for in turning over third fixed plate 23 to draw-in groove 22 on the second fixed plate 21, carry out the joint to third fixed plate 23, thereby restrict the position of two door bodies 18.

In this embodiment, specifically: a cavity 6 is arranged in the valve body 2, and a first sealing washer 7 is bonded on the inner side wall of the cavity 6; the sealing performance between the valve rod 3 and the valve body 2 is improved through the arrangement of the first sealing washer 7.

Working principle or structural principle, when in use, the valve body 2 is arranged on the sampling pipe body 1, when a sample needs to be sampled, the door body 18 is opened, the sampling bottle is placed into the box body 13, the inner side wall of the L-shaped pipe 12 is provided with an internal thread, the sampling bottle is in threaded connection with the L-shaped pipe 12, then the handle 10 is rotated, the handle 10 drives the valve rod 3 to rotate, the valve rod 3 is in threaded connection with the valve body 2, the first threaded through hole 4 and the second threaded through hole 5, so that the valve rod 3 is rotated out from the first threaded through hole 4 and the second threaded through hole 5, meanwhile, the pressing plate 9 extrudes the second sealing washer 8 positioned on the top wall inside the valve cavity 25, the sealing performance of the utility model is improved, a medium in the pipe body 1 flows out from the first threaded through hole 4 and the second threaded through hole 5, flows into the valve cavity 25 and then flows into the first through hole 11, and the baffle plate 15 has a certain blocking effect on the first through hole 11, reduce the sample flow, then the sample takes a sample in flowing into the sampling bottle through L venturi tube 12, after the sample, twist grip 10, drive valve rod 3 and change over into first screw thread through-hole 4 and second screw thread through-hole 5, and clamp plate 9 extrusion is located the second seal ring 8 of the inside diapire of valve pocket 25, stop the outflow of medium in the body 1, take off the sample bottle from L venturi tube 12, remaining sample falls into on plate body 14 in the L venturi tube 12, avoid causing the pollution destruction to the surrounding environment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. A fluoroplastic lining sampling valve with a sealing structure comprises a pipe body (1), and is characterized in that: the upper surface of the pipe body (1) is provided with a valve body (2), the inner side wall of the valve body (2) is in threaded connection with a valve rod (3), the outer side wall top wall of the pipe body (1) is provided with a second threaded through hole (5), the inside of the valve body (2) is provided with a valve cavity (25), the inner bottom wall of the valve cavity (25) is provided with a first threaded through hole (4), the outer side wall of the valve rod (3) is in threaded connection with the inner side wall of the first threaded through hole (4) and the second threaded through hole (5), the inner top wall and the inner bottom wall of the valve cavity (25) are both bonded with a second sealing washer (8), the outer side wall of the valve rod (3) is welded with a pressing plate (9), the top of the valve rod (3) is fixedly connected with a handle (10), one side of the valve body (2) is provided with a first through hole (11), and the first through hole (11) is communicated with the valve cavity (25), the utility model discloses a valve structure, including valve chamber (25), the inside wall fixedly connected with L venturi tube (12) of first through-hole (11), one side welding of valve body (2) has first fixed plate (20), the one end fixedly connected with box (13) of first fixed plate (20), the one end of L venturi tube (12) is run through box (13), the inside diapire of box (13) is equipped with plate body (14), inside lining (24) are installed to the inside wall of valve chamber (25).

2. A fluoroplastic lined sampling valve having a sealing structure in accordance with claim 1 wherein: the inner side wall of the first through hole (11) is fixedly connected with a baffle (15).

3. A fluoroplastic lined sampling valve having a sealing structure in accordance with claim 1 wherein: a ventilation opening (16) is formed in one side of the box body (13), and an activated carbon plate (17) is bonded to the inner side wall of the box body (13).

4. A fluoroplastic lined sampling valve having a sealing structure in accordance with claim 1 wherein: the inner side wall of the box body (13) is symmetrically hinged with two door bodies (18), and one side of each door body (18) is welded with a handle (19).

5. A fluoroplastic lined sampling valve having a sealing structure according to claim 4 wherein: one side welding of the door body (18) has second fixed plate (21), draw-in groove (22) have been seted up to the upper surface of second fixed plate (21), another one side rotation of the door body (18) is connected with third fixed plate (23), the inside wall of draw-in groove (22) with the lateral wall joint of third fixed plate (23).

6. A fluoroplastic lined sampling valve having a sealing structure in accordance with claim 1 wherein: the valve is characterized in that a cavity (6) is arranged inside the valve body (2), and a first sealing washer (7) is bonded on the inner side wall of the cavity (6).