CN216479114U

CN216479114U - Novel one-way stop valve

Info

Publication number: CN216479114U
Application number: CN202123059382.XU
Authority: CN
Inventors: 钱世展
Original assignee: Wuxi Xinyuan Oil Pump Co ltd
Current assignee: Wuxi Xinyuan Oil Pump Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-10
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of one-way stop valves, and discloses a novel one-way stop valve, which solves the problems that the reverse installation is easy to occur during the installation of a common one-way stop valve and the installation efficiency is reduced because the one-way stop valve is of a one-way structure; a channel and an installation groove are formed in the valve body, the interior of the valve body and the installation groove are communicated, the upper pipe body is communicated with the lower pipe body through the channel, an annular plate is connected in the channel, and the outer valve assembly is positioned in the channel; the utility model discloses, the cooperation through the outer valve assembly who sets up and interior valve assembly is used, and no matter which direction gets into is followed to liquid, and the one-way effect can be realized to the homoenergetic, can avoid the staff to appear the phenomenon of installation mistake when the installation.

Description

Novel one-way stop valve

Technical Field

The utility model belongs to the technical field of one-way stop valve, specifically be a novel one-way stop valve.

Background

The one-way check valve is also called a reverse flow valve, a check valve, a back pressure valve and a one-way valve; the valve is automatically opened and closed by the force generated by the flow of the medium in the pipeline, and belongs to an automatic valve. The check valve is used for a pipeline system and mainly has the functions of preventing media from flowing backwards, preventing the pump and a driving motor thereof from reversing and discharging the media in the container.

In the installation process of a general one-way stop valve, due to the fact that the one-way stop valve is of a one-way structure, reverse installation is easy to happen during installation, and installation efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a novel one-way stop valve, the effectual general one-way stop valve of having solved is at the in-process of installation, because it is one-way structure, consequently the condition of reverse installation appears easily when the installation, has reduced the problem of installation effectiveness.

In order to achieve the above object, the utility model provides a following technical scheme: a novel one-way stop valve is characterized in that an outer valve component is arranged in a valve body, the bottom end of the valve body is connected with a lower pipe body, the top end of the valve body is connected with an upper pipe body, and the upper pipe body and the lower pipe body are arranged in a staggered mode;

be formed with passageway and mounting groove in the valve body, the inside intercommunication of the two, go up the tube body and pass through the passageway intercommunication with lower tube body, the passageway in-connection has the annular plate, and outer valve unit spare is located the passageway.

Preferably, the outer valve assembly comprises an outer valve rod located in the channel, an outer gap is formed between the outer valve rod and the channel, an outer convex ring is formed at one end of the outer valve rod and matched with the annular plate for use, outer through holes are symmetrically formed in the outer valve rod, an outer spring and an outer rod body are arranged in the outer through holes, the outer spring is located between the outer through holes and the outer rod body, the outer rod body is symmetrically connected to the cover body, and the cover body is matched with the mounting groove for use.

Preferably, threaded connection between lid and the mounting groove, the notch has been seted up on the lid, and the cross sectional shape of lid and the cross sectional shape of mounting groove are T shape structure.

Preferably, a through groove is formed in the center of the outer valve rod, the cross section of the through groove is in a T-shaped structure, and an inner valve assembly is arranged in the through groove.

Preferably, the inner valve component comprises a mounting frame connected with the through groove, the mounting frame is symmetrically connected with an inner rod body, the inner rod body is connected with the inner through hole in an inserting mode, the inner through hole is symmetrically arranged in the inner valve rod, an inner spring is further arranged in the inner through hole, and the inner spring is located between the inner through hole and the inner rod body.

Preferably, an inner convex ring is formed at one end of the inner valve rod, the inner convex ring is matched with the through groove for use, and an inner gap is formed between the inner valve rod and the through groove.

Preferably, the outer wall of the mounting rack is provided with an external thread, the inner wall of the through groove is provided with an internal thread, and the internal thread is matched with the external thread for use.

Compared with the prior art, the beneficial effects of the utility model are that:

1) during operation, through the matched use of the arranged outer valve assembly and the inner valve assembly, when liquid enters from the upper pipe body, the interior of the outer valve assembly is opened, the interior of the inner valve assembly is closed, when liquid enters from the lower pipe body, the interior of the outer valve assembly is closed, and the interior of the inner valve assembly is opened, so that no matter which direction the liquid enters, a one-way effect can be realized, and the phenomenon of installation error of a worker during installation can be avoided;

2) during work, when the outer valve assembly needs to be disassembled or installed, the cover body can be driven to rotate only by inserting a tool into the installation groove, and the cover body is in threaded connection with the installation groove, so that the outer valve assembly in the cover body can be conveniently disassembled and assembled; when the inner valve assembly is required to be disassembled or assembled, the cover body installation frame is only required to be driven to rotate through tools, and the installation frame is in threaded connection with the through grooves, so that the inner valve assembly is convenient to disassemble and assemble.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic view of the valve body structure of the present invention;

FIG. 3 is a schematic structural view of the outer valve assembly of the present invention;

FIG. 4 is a schematic view of the internal structure of the outer valve assembly of the present invention;

FIG. 5 is a schematic structural view of an internal valve assembly according to the present invention;

in the figure: 1. a valve body; 101. a channel; 102. an annular plate; 103. mounting grooves; 2. an outer valve assembly; 201. an outer valve stem; 202. an outer convex ring; 203. an outer through hole; 204. an outer spring; 205. an outer rod body; 206. a cover body; 207. a notch; 208. a through groove; 3. a lower pipe body; 4. a pipe body is arranged; 5. an inner valve assembly; 501. a mounting frame; 502. an inner rod body; 503. an inner through hole; 504. an inner valve stem; 505. an inner spring; 506. an inner collar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 efforts all belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1-5, the present invention includes a valve body 1, an outer valve assembly 2 is disposed in the valve body 1, a lower pipe body 3 is connected to the bottom end of the valve body 1, an upper pipe body 4 is connected to the top end of the valve body 1, and the upper pipe body 4 and the lower pipe body 3 are arranged in a staggered manner; a channel 101 and a mounting groove 103 are formed in the valve body 1, the two are communicated with each other, the upper pipe body 4 is communicated with the lower pipe body 3 through the channel 101, the annular plate 102 is connected in the channel 101, the outer valve assembly 2 is positioned in the channel 101, the outer valve assembly 2 comprises an outer valve rod 201 positioned in the channel 101, an outer gap is formed between the outer valve rod 201 and the channel 101, an outer convex ring 202 is formed at one end of the outer valve rod 201, the outer convex ring 202 is matched with the annular plate 102 for use, outer through holes 203 are symmetrically formed in the outer valve rod 201, outer springs 204 and outer rod bodies 205 are arranged in the outer through holes 203, the outer springs 204 are positioned between the outer through holes 203 and the outer rod bodies 205, the outer rod bodies 205 are symmetrically connected to a cover body 206, a notch 207 is formed in the cover body 206, and the cover body 206 is matched with the mounting groove 103 for use;

when liquid enters the channel 101 from the upper pipe body 4, the liquid presses the outer valve rod 201, the outer valve rod 201 presses the outer spring 204, then the outer valve rod 205 moves, and the liquid passes through an outer gap formed by the outer valve rod 201 and the channel 101 and finally flows out from the lower pipe body 3; when liquid enters the channel 101 from the lower pipe body 3, the annular plate 102 is blocked by the convex ring 202 on the outer valve rod 201 under the action of the outer spring 204, so that the liquid is prevented from flowing, and the one-way flowing effect of the liquid is realized.

In the second embodiment, on the basis of the first embodiment, the cover 206 is in threaded connection with the mounting groove 103, and the cross-sectional shape of the cover 206 and the cross-sectional shape of the mounting groove 103 are both T-shaped structures;

when the outer valve assembly 2 needs to be disassembled or assembled, the outer valve assembly 2 can be conveniently disassembled and assembled because the cover body 206 is in threaded connection with the installation groove 103 by only inserting the outer valve assembly 2 into the installation groove 103 and driving the cover body 206 to rotate through a tool.

Third embodiment, on the basis of the first embodiment, a through groove 208 is formed in the center of the outer valve rod 201, the cross-sectional shape of the through groove 208 is a T-shaped structure, an inner valve assembly 5 is arranged in the through groove 208, the inner valve assembly 5 includes a mounting frame 501 connected with the through groove 208, an inner rod body 502 is symmetrically connected to the mounting frame 501, the inner rod body 502 is inserted into an inner through hole 503, the inner through hole 503 is symmetrically arranged in the inner valve rod 504, an inner spring 505 is further arranged in the inner through hole 503, the inner spring 505 is located between the inner through hole 503 and the inner rod body 502, an inner collar 506 is formed at one end of the inner valve rod 504, the inner collar 506 is matched with the through groove 208 for use, and an inner gap is formed between the inner valve rod 504 and the through groove 208;

when liquid enters the channel 101 from the upper pipe body 4, the liquid enters the through groove 208, and the through groove 208 is blocked by the inner annular ring 506 on the inner valve rod 504 under the action of the inner spring 505, so that the liquid is prevented from flowing in; when liquid enters the channel 101 from the lower pipe body 3, the liquid presses the inner convex ring 506, the inner convex ring 506 presses the inner spring 505 through the inner valve rod 504, the inner valve rod 504 moves along the inner pipe body 502, the liquid passes through an inner gap formed between the inner valve rod 504 and the through groove 208, and finally flows out through the upper pipe body 4, and therefore the one-way flow effect is achieved.

In the fourth embodiment, on the basis of the third embodiment, the outer wall of the mounting frame 501 is provided with an external thread, the inner wall of the through groove 208 is provided with an internal thread, and the internal thread is matched with the external thread;

when needing to dismantle or install inner valve subassembly 5, only need drive lid 206 mounting bracket 501 through the instrument and rotate, because mounting bracket 501 and logical groove 208 threaded connection, be convenient for carry out the dismouting to inner valve subassembly 5 in it.

Claims

1. A novel one-way stop valve comprises a valve body (1), and is characterized in that: an outer valve component (2) is arranged in the valve body (1), the bottom end of the valve body (1) is connected with a lower pipe body (3), the top end of the valve body (1) is connected with an upper pipe body (4), and the upper pipe body (4) and the lower pipe body (3) are arranged in a staggered mode;

be formed with passageway (101) and mounting groove (103) in valve body (1), the inside intercommunication of the two, go up body (4) and body (3) down and pass through passageway (101) intercommunication, be connected with annular plate (102) in passageway (101), and outer valve assembly (2) are located passageway (101).

2. The novel one-way stop valve according to claim 1, characterized in that: outer valve module (2) is including outer valve rod (201) that is located passageway (101), be formed with outer clearance between outer valve rod (201) and passageway (101), outer convex ring (202) are formed to outer valve rod (201) one end, outer convex ring (202) and annular plate (102) cooperation are used, the symmetry is formed with outer through-hole (203) in outer valve rod (201), be provided with outer spring (204) and outer rod body (205) in outer through-hole (203), outer spring (204) are located between outer through-hole (203) and the outer rod body (205), outer rod body (205) symmetric connection is on lid (206), lid (206) and mounting groove (103) cooperation are used.

3. The novel one-way stop valve of claim 2, wherein: threaded connection between lid (206) and mounting groove (103), seted up notch (207) on lid (206), and the cross sectional shape of lid (206) and the cross sectional shape of mounting groove (103) are the T shape structure.

4. The novel one-way stop valve of claim 2, wherein: a through groove (208) is formed in the center of the outer valve rod (201), the cross section of the through groove (208) is of a T-shaped structure, and an inner valve assembly (5) is arranged in the through groove (208).

5. The novel one-way stop valve of claim 4, wherein: interior valve module (5) include mounting bracket (501) of being connected with logical groove (208), and the body of rod (502) in the symmetric connection has on mounting bracket (501), interior body of rod (502) and interior through-hole (503) peg graft, and interior through-hole (503) symmetry is seted up in interior valve rod (504), still is provided with interior spring (505) in interior through-hole (503), and interior spring (505) are located between interior through-hole (503) and the interior body of rod (502).

6. The novel one-way stop valve of claim 5, wherein: an inner convex ring (506) is formed at one end of the inner valve rod (504), the inner convex ring (506) is matched with the through groove (208) for use, and an inner gap is formed between the inner valve rod (504) and the through groove (208).

7. The novel one-way stop valve of claim 5, wherein: the outer wall of the mounting rack (501) is provided with external threads, the inner wall of the through groove (208) is provided with internal threads, and the internal threads are matched with the external threads for use.