CN215673764U - Pipeline clamping type check valve - Google Patents

Pipeline clamping type check valve Download PDF

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Publication number
CN215673764U
CN215673764U CN202121916952.XU CN202121916952U CN215673764U CN 215673764 U CN215673764 U CN 215673764U CN 202121916952 U CN202121916952 U CN 202121916952U CN 215673764 U CN215673764 U CN 215673764U
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China
Prior art keywords
check valve
fixedly connected
valve body
sliding
plate
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CN202121916952.XU
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Chinese (zh)
Inventor
孙宇
刘博�
张羽
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Jilin Zezhong Fluid Technology Co ltd
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Jilin Zezhong Fluid Technology Co ltd
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Abstract

The utility model discloses a pipeline clamping type check valve which comprises a check valve body, wherein the left side of the check valve body is movably connected with a first movable clamping rod, the bottom of the first movable clamping rod is fixedly connected with a first limiting block, and the left side of the bottom of the first limiting block is movably connected with a hand crank. According to the utility model, through the arrangement of the hand crank, the threaded rod, the threaded sleeve, the sliding rod, the inclined plate and the inserted rod, a clamping effect can be achieved, the phenomenon that too much pipeline connecting space is occupied is avoided, the backflow blocking effect can be achieved through the arrangement of the air inlet, the inductor, the air cylinder, the sliding plate and the sealing plate, the phenomenon that harmful impurities in air enter the room is avoided, the first sliding block is convenient to limit through the arrangement of the first sliding groove, the phenomenon that the sliding plate shakes in the sliding process is avoided, and meanwhile, the problem that the existing check valve occupies the pipeline connecting space is solved.

Description

Pipeline clamping type check valve
Technical Field
The utility model relates to the technical field of check valves, in particular to a pipeline clamping type check valve.
Background
The check valve belongs to an automatic valve, and mainly has the main functions of preventing medium backflow, preventing reverse rotation of a pump and a driving motor and discharging of container medium, and can also be used for providing a supply pipeline for an auxiliary system of which the pressure can rise to exceed the system pressure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pipeline clamping type check valve which has the advantage of space saving and solves the problem that the existing check valve occupies the pipeline connecting space.
In order to achieve the purpose, the utility model provides the following technical scheme: a pipeline clamping type check valve comprises a check valve body, wherein a first movable clamping rod is movably connected to the left side of the check valve body, a first limiting block is fixedly connected to the bottom of the first movable clamping rod, a hand crank is movably connected to the left side of the bottom of the first limiting block, a threaded rod is fixedly connected to the top of the hand crank, a threaded sleeve is in threaded connection with an inner cavity penetrating through the top of the threaded rod to the first limiting block, a sliding rod is fixedly connected to the right side of the threaded sleeve, an inclined plate is slidably connected to the right side of the sliding rod, an inserted rod is fixedly connected to the right side of the inclined plate, a second movable clamping rod is movably connected to the right side of the check valve body, a second limiting block is fixedly connected to the bottom of the second movable clamping rod, air cylinders are fixedly connected to the two sides of the top of the inner cavity of the check valve body, and sliding plates are fixedly connected to the bottoms of the air cylinders, the center department fixed mounting of sliding plate top has the inductor, the bottom fixedly connected with closing plate of sliding plate, the laminating of the bottom of check valve body is connected with the pipeline body.
Preferably, first chutes are formed in two sides of an inner cavity of the check valve body, first sliding blocks are fixedly connected to two sides of the sliding plate, and the surface of each first sliding block is slidably connected to the inner cavity of each first chute.
Preferably, a second sliding groove is formed in the left side of the inner cavity of the first limiting block, a second sliding block is fixedly connected to the left side of the threaded sleeve, and the surface of the second sliding block is slidably connected to the inner cavity of the second sliding groove.
Preferably, the third spout has all been seted up at the both ends of first stopper inner chamber, the equal fixedly connected with third slider in swash plate both ends, and the surface sliding connection of third slider is in the inner chamber of third spout.
Preferably, the top of the inner cavity of the check valve body is provided with an air inlet, and the surface of the air inlet is fixedly connected with a dust screen.
Preferably, the left side of the inner cavity of the second limiting block is provided with a jack, and the surface of the hand crank is provided with an anti-skidding sleeve.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the hand crank, the threaded rod, the threaded sleeve, the sliding rod, the inclined plate and the inserted rod, a clamping effect can be achieved, the phenomenon that too much pipeline connecting space is occupied is avoided, the backflow blocking effect can be achieved through the arrangement of the air inlet, the inductor, the air cylinder, the sliding plate and the sealing plate, the phenomenon that harmful impurities in air enter the room is avoided, the first sliding block is convenient to limit through the arrangement of the first sliding groove, the phenomenon that the sliding plate shakes in the sliding process is avoided, and meanwhile, the problem that the existing check valve occupies the pipeline connecting space is solved.
2. The second sliding block is convenient to limit through the arrangement of the second sliding groove, the phenomenon that the threaded sleeve shakes in the sliding process is avoided, the dust screen can play a role in shielding dust, and the phenomenon that the dust enters the inner cavity of the check valve body is avoided.
Drawings
FIG. 1 is a sectional view of the internal structure of a check valve body according to the present invention;
FIG. 2 is a sectional view of the internal structure of the first limiting block of the present invention;
fig. 3 is a partial enlarged view of the utility model at a in fig. 1.
In the figure: 1. a check valve body; 2. a cylinder; 3. a first movable clamping bar; 4. a sliding plate; 5. a first chute; 6. a first slider; 7. a sealing plate; 8. a pipe body; 9. a second limiting block; 10. inserting a rod; 11. a hand crank; 12. a threaded rod; 13. a first stopper; 14. a second chute; 15. a second slider; 16. a threaded sleeve; 17. a slide bar; 18. a sloping plate; 19. an air inlet; 20. an inductor; 21. a second movable clamping rod.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-3, a pipeline clamping type check valve comprises a check valve body 1, wherein first sliding grooves 5 are respectively formed on two sides of an inner cavity of the check valve body 1, first sliding blocks 6 are respectively fixedly connected to two sides of a sliding plate 4, the surface of each first sliding block 6 is slidably connected to the inner cavity of each first sliding groove 5, an air inlet 19 is formed in the top of the inner cavity of the check valve body 1, a dust screen is fixedly connected to the surface of each air inlet 19, the dust screen can shield dust, so that the phenomenon that dust enters the inner cavity of the check valve body 1 is avoided, a first movable clamping rod 3 is movably connected to the left side of the check valve body 1, a first limiting block 13 is fixedly connected to the bottom of the first movable clamping rod 3, a second sliding groove 14 is formed in the left side of the inner cavity of the first limiting block 13, a second sliding groove 15 is fixedly connected to the left side of a threaded sleeve 16, and the surface of the second sliding block 15 is slidably connected to the inner cavity of the second sliding groove 14, the two ends of the inner cavity of the first limiting block 13 are both provided with third sliding grooves, the two ends of the sloping plate 18 are both fixedly connected with third sliding blocks, the surface of each third sliding block is connected in the inner cavity of the third sliding groove in a sliding manner, the second sliding grooves 14 are arranged to facilitate limiting of the second sliding blocks 15, the phenomenon that the threaded sleeves 16 shake in the sliding process is avoided, the left side of the bottom of the first limiting block 13 is movably connected with a hand crank 11, the top of the hand crank 11 is fixedly connected with a threaded rod 12, the top of the threaded rod 12 penetrates through the inner cavity of the first limiting block 13 and is connected with the threaded sleeves 16, the right side of the threaded sleeves 16 is fixedly connected with a sliding rod 17, the right side of the sliding rod 17 is connected with a sloping plate 18 in a sliding manner, the right side of the sloping plate 18 is fixedly connected with an inserting rod 10, the right side of the check valve body 1 is movably connected with a second movable clamping rod 21, and the bottom of the second movable clamping rod 21 is fixedly connected with a second limiting block 9, the left side of the inner cavity of the second limiting block 9 is provided with a jack, the surface of the crank handle 11 is provided with an anti-skidding sleeve, both sides of the top of the inner cavity of the check valve body 1 are fixedly connected with an air cylinder 2, the bottom of the air cylinder 2 is fixedly connected with a sliding plate 4, the center of the top of the sliding plate 4 is fixedly provided with an inductor 20, the bottom of the sliding plate 4 is fixedly connected with a sealing plate 7, the bottom of the check valve body 1 is connected with a pipeline body 8 in a laminating way, the arrangement of the crank handle 11, a threaded rod 12, a threaded sleeve 16, a sliding rod 17, an inclined plate 18 and an inserting rod 10 can play a role in clamping, the phenomenon of occupying too much pipeline connecting space is avoided, the arrangement of an air inlet 19, the inductor 20, the air cylinder 2, the sliding plate 4 and the sealing plate 7 can play a role in blocking backflow, the phenomenon that harmful impurities in the air enter the room is avoided, and the arrangement of the first chute 5, be convenient for carry on spacingly to first slider 6, avoided sliding plate 4 to appear the phenomenon of shake at gliding in-process, solved the problem that current check valve occupies pipeline connection space simultaneously.
All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description will be made herein.
During the use, at first the user holds hand crank 11, drive threaded rod 12 through hand crank 11 and rotate, it removes to drive thread bush 16 through threaded rod 12, it removes to drive slide bar 17 through thread bush 16, it removes to drive swash plate 18 through slide bar 17, it removes to drive inserted bar 10 through swash plate 18, inject inserted bar 10 in the jack of second stopper 9 inner chamber, the effect of centre gripping can be played, when wind appears against the current, inductor 20 senses the back through the wind that air inlet 19 came in, 2 automatic start of cylinder, promote sliding plate 4 through cylinder 2, promote closing plate 7 through sliding plate 4, can play the effect that blocks the backward flow.
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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a pipeline centre gripping formula check valve, includes check valve body (1), its characterized in that: the left side swing joint of check valve body (1) has first activity clamping bar (3), the bottom fixedly connected with first stopper (13) of first activity clamping bar (3), the left side swing joint of first stopper (13) bottom has crank (11), the top fixedly connected with threaded rod (12) of crank (11), the inner chamber threaded connection that the top of threaded rod (12) runs through to first stopper (13) has thread bush (16), the right side fixedly connected with slide bar (17) of thread bush (16), the right side sliding connection of slide bar (17) has swash plate (18), the right side fixedly connected with inserted bar (10) of swash plate (18), the right side swing joint of check valve body (1) has second activity clamping bar (21), the bottom fixedly connected with second stopper (9) of second activity clamping bar (21), the check valve comprises a check valve body (1), wherein cylinders (2) are fixedly connected to two sides of the top of an inner cavity of the check valve body (1), a sliding plate (4) is fixedly connected to the bottom of the cylinders (2), an inductor (20) is fixedly mounted at the center of the top of the sliding plate (4), a sealing plate (7) is fixedly connected to the bottom of the sliding plate (4), and a pipeline body (8) is attached to the bottom of the check valve body (1).
2. The pipe-gripping check valve of claim 1, wherein: first spout (5) have all been seted up to the both sides of check valve body (1) inner chamber, the equal fixedly connected with first slider (6) in both sides of sliding plate (4), and the surperficial sliding connection of first slider (6) is in the inner chamber of first spout (5).
3. The pipe-gripping check valve of claim 1, wherein: second spout (14) have been seted up to the left side of first stopper (13) inner chamber, the left side fixedly connected with second slider (15) of thread bush (16), and the surperficial sliding connection of second slider (15) is in the inner chamber of second spout (14).
4. The pipe-gripping check valve of claim 1, wherein: third spout has all been seted up at the both ends of first stopper (13) inner chamber, swash plate (18) both ends equal fixedly connected with third slider, and the surperficial sliding connection of third slider is in the inner chamber of third spout.
5. The pipe-gripping check valve of claim 1, wherein: an air inlet (19) is formed in the top of the inner cavity of the check valve body (1), and a dust screen is fixedly connected to the surface of the air inlet (19).
6. The pipe-gripping check valve of claim 1, wherein: the left side of the inner cavity of the second limiting block (9) is provided with a jack, and the surface of the hand crank (11) is provided with an anti-skidding sleeve.
CN202121916952.XU 2021-08-16 2021-08-16 Pipeline clamping type check valve Active CN215673764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121916952.XU CN215673764U (en) 2021-08-16 2021-08-16 Pipeline clamping type check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121916952.XU CN215673764U (en) 2021-08-16 2021-08-16 Pipeline clamping type check valve

Publications (1)

Publication Number Publication Date
CN215673764U true CN215673764U (en) 2022-01-28

Family

ID=79952833

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121916952.XU Active CN215673764U (en) 2021-08-16 2021-08-16 Pipeline clamping type check valve

Country Status (1)

Country Link
CN (1) CN215673764U (en)

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