CN212616527U - Swing check valve with hand wheel - Google Patents
Swing check valve with hand wheel Download PDFInfo
- Publication number
- CN212616527U CN212616527U CN202020465630.7U CN202020465630U CN212616527U CN 212616527 U CN212616527 U CN 212616527U CN 202020465630 U CN202020465630 U CN 202020465630U CN 212616527 U CN212616527 U CN 212616527U
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- China
- Prior art keywords
- valve
- valve body
- hand wheel
- rod
- swing check
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- Expired - Fee Related
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Abstract
The utility model discloses a take formula check valve that opens soon of hand wheel, including valve body, valve gap and valve plate, the valve body is the through-hole structure, the valve gap sets up the lateral wall at the valve body, valve plate one end is connected with the rotatable formula of valve body, a through-hole has still been seted up to the lateral wall of valve body, through-hole department is provided with the hand wheel structure, the structural valve rod that is provided with of hand wheel, inside the valve rod stretched into the valve body through the through-hole, the valve plate was opened to the steerable valve rod of hand wheel structure. The utility model discloses a check valve can manual control opening of valve plate, and simple structure, convenient operation, flow resistance are little, do not have the throttle effect.
Description
Technical Field
The utility model relates to a swing check valve, concretely relates to swing check valve of taking hand wheel.
Background
The check valve is a valve with a circular valve clack and acts by self weight and medium pressure to block the medium from flowing backwards. Traditional check valve adopts over-and-under type structure mostly, its full latus rectum is little, and fluidic resistance is big, can influence the transmission of oil or natural gas in the use, be unfavorable for the production and utilize, the sealed face of over-and-under type structure often can receive the friction and harm simultaneously, the life-span of sealing member is shorter, and it is very troublesome to change, make the maintenance cost expensive, traditional check valve simultaneously, it leans on to go up and down to realize its function, when pressure is too big, damage the valve body easily and take place to leak, cause environmental pollution. Moreover, in the practical process of using the swing check valve, because some special situations require the backflow of liquid, the existing swing check valve is not provided in a related manner, so that the use of the existing swing check valve is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to the problem that above-mentioned exists, provide a take swing check valve of hand wheel, this check valve can the manual control valve plate open, and simple structure, convenient operation, flow resistance are little, do not have throttling action and bearing capacity reinforce.
The utility model adopts the technical scheme as follows:
the utility model discloses a take swing check valve of hand wheel, including valve body, valve gap and valve plate, the valve body is through-hole structure, the valve gap sets up the lateral wall at the valve body, valve plate one end is connected with the rotatable formula of valve body, a through-hole has still been seted up to the lateral wall of valve body, through-hole department is provided with the hand wheel structure, the structural valve rod that is provided with of hand wheel, inside the valve rod stretched into the valve body through the through-hole, the valve plate was opened to the steerable valve rod of hand wheel structure.
By adopting the structure, the check valve is of a straight-through structure, can reduce the erosion of the medium to the valve body, has the advantages of strong bearing capacity and wide application range because the valve body is of a whole body and is of a through hole structure, and the fluid can conveniently pass through; the valve cover is arranged on the side wall of the valve body, so that the valve core is convenient to integrally remove, and the field maintenance work is effectively reduced; the valve plate is movably connected to the valve body, so that the whole check valve is of a full-bore structure, has smaller flow resistance than a conventional check valve and has no throttling effect; meanwhile, the side wall of the valve body is provided with a through hole, the through hole is provided with a hand wheel structure, and the hand wheel structure is provided with a valve rod, so that the valve rod can be pushed to open the valve plate by adopting the hand wheel structure under special conditions without stopping the fluid, and the valve is more flexible to control compared with the existing swing check valve.
Further, the hand wheel structure still includes base and handle, the base passes through bolt fixed connection on the valve body, handle and valve rod setting are on the base, handle and valve rod fixed connection, the rotatable valve rod that drives of handle promotes the valve plate.
Due to the adoption of the structure, the base is convenient to maintain and detach through the fixing of the bolt, the handle and the valve rod are fixedly connected, the valve rod can be controlled to move conveniently through the handle, and the position of the valve rod can be judged through the position of the handle.
Further, the fixed connection position of the handle and the valve rod is rotationally connected with the base, and the valve rod is of a bending structure.
Due to the adoption of the structure, the handle is rotated and connected with the base through the fixed connection position of the handle and the valve rod to control the valve rod, the valve rod is bent, one end of the valve rod is aligned to the valve plate, and compared with a straight rod, the bent valve rod can move a larger distance than the straight rod only by rotating the handle by a small angle, so that the labor is saved relatively.
Further, a sleeve type valve seat is fixedly connected in the valve body, the valve plate is movably connected with the sleeve type valve seat, and a sealing ring is arranged on the valve plate.
By adopting the structure, the sleeve type valve seat is fixedly connected in the valve body, so that the valve body and the sleeve type valve seat are two independent parts, and the manufacture is easier; the valve plate is provided with the sealing ring, when the valve body needs to be closed, the valve plate is tightly attached to the valve body, the sealing ring is arranged in the valve plate, and when the valve plate is pressed, the sealing ring can be compressed to seal with the valve body, so that the sealing effect of the valve plate is ensured.
Furthermore, the sleeve type valve seat is fixed on the inner wall of the valve body through a bolt cylindrical pin, and the sleeve type valve seat is sealed with the valve body through a valve body sealing ring and an O-shaped sealing ring.
By adopting the structure, the sleeve type valve seat is fixed on the inner wall of the valve body through the bolt cylindrical pin, so that the structure is stable and convenient to use, the cost is reduced by fixing the sleeve type valve seat through the bolt cylindrical pin, the sleeve type valve seat is sealed with the valve body through the valve body sealing ring, the sealing effect between the sleeve type valve seat and the valve body is ensured, the leakage is avoided in the using process, and the sleeve type valve seat can be used safely and reliably.
Further, be provided with the shield on the valve body, the shield is located valve body feed liquor department.
Due to the adoption of the structure, the dust cover is arranged at the liquid inlet of the valve body, so that dust and impurities can be prevented from entering the valve body, the sealing between the valve plate and the valve body is influenced, and the potential safety hazard caused by liquid leakage is avoided.
Furthermore, the valve cover and the valve body are sealed through an O-shaped sealing ring.
By adopting the structure, the O-shaped sealing ring seals between the valve cover and the valve body, so that the sealing cover effect between the valve cover and the valve body can be ensured, when the check valve is in normal use, the phenomena of leakage and the like can not occur, the whole valve core can be integrally disassembled, the workload during field maintenance is effectively reduced, the operation is convenient and fast, and the maintenance cost is reduced.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a take swing check valve of hand wheel is through type structure, can reduce the erosion of medium to the valve body, and the valve body is a whole, and the bearing capacity is stronger, and application range is wide, and the valve body is the through-hole structure, is convenient for the fluid to pass through; the valve cover is arranged on the side wall of the valve body, so that the valve core is convenient to integrally remove, and the field maintenance work is effectively reduced; the valve plate is movably connected to the valve body, so that the whole check valve is of a full-bore structure, has smaller flow resistance than a conventional check valve and has no throttling effect; meanwhile, the side wall of the valve body is provided with a through hole, the through hole is provided with a hand wheel structure, and the hand wheel structure is provided with a valve rod, so that the valve rod can be pushed to open the valve plate by adopting the hand wheel structure under special conditions without stopping the fluid, and the valve is more flexible to control compared with the existing swing check valve.
Drawings
Fig. 1 is a schematic view of the swing check valve with a hand wheel according to the present invention.
The labels in the figure are: 1-valve body, 2-valve cover, 3-directional arrow, 4-connecting pin, 5-outer ring O-shaped sealing ring, 6-screw, 7-sleeve type valve seat, 8-inner ring O-shaped sealing ring, 9-valve rod, 10-dust cover, 11-bolt cylindrical pin, 12-valve plate, 13-valve body sealing ring, 14-valve plate sealing ring, 15-bolt, 16-base and 17-handle.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the utility model discloses a take swing check valve of hand wheel, including valve body 1, valve gap 2 and valve plate 12, valve body 1 is through-hole structure, can reduce the erosion of medium to the valve body, valve gap 2 sets up the lateral wall at valve body 1, and the whole of the case of being convenient for is demolishd to the work of effectual reduction field maintenance, valve plate 12 one end is connected with the rotatable formula of valve body 1 for whole check valve is full latus rectum structure, and is little than conventional check valve flow resistance, and no throttling action, a through-hole has still been seted up to the lateral wall of valve body 1, through-hole department is provided with the hand wheel structure, the structural valve rod 9 that is provided with of hand wheel, the valve rod stretches into inside the valve body 1 through the through-hole, valve plate 12 is opened to.
Further, the hand wheel structure still includes base 16 and handle 17, base 16 passes through bolt 15 fixed connection on valve body 1, and the maintenance of the hand wheel structure of being convenient for is dismantled, and in order to ensure the leakproofness between base 16 and the valve body 1, can set up the sealing member between base 16 and the valve body 1. Further, handle 17 and valve rod 9 set up on base 16, and handle 17 and valve rod 9 fixed connection, handle 17 and valve rod 9 fixed connection department rotate with base 1 and be connected to handle 17 can rotate and drive valve rod 9 and promote valve plate 12, and as preferred, the workable rack structure of handle 17 and valve rod 9 fixed connection department can set up gear mechanism on the base 16, thereby rack structure and gear structure can cooperate mutually and realize the rotation operation.
In a preferred embodiment, valve rod 9 is the bending structure, the bending structure can be set up to half T type, one end corresponds valve plate 12, one end is connected with base 16, the bending valve rod is for the straight-bar, it only needs a little angle of twist grip just can move the distance bigger than the straight-bar, it is more laborsaving relatively speaking, simultaneously, in order to avoid valve rod contact valve plate to cause the destruction to the valve plate, can set up the valve cap on the valve plate, the valve cap corresponds with the valve rod, thereby valve rod direct contact valve cap promotes the valve plate, the damage of valve plate has been avoided.
Preferably, fixedly connected with shell type disk seat 7 in the valve body 1, shell type disk seat 7 is fixed in on the inner wall of valve body 1 through bolt cylindric lock 11 to make shell type disk seat structure stably lean on, it is safe in utilization convenient, and fix through bolt cylindric lock, can reduce its cost, further shell type disk seat 7 is sealed with valve body 1 through valve body sealing washer 14 and O type sealing washer, thereby guarantee the sealed effect between the two, guarantee that it is in the in-process of using, can not take place to leak, can be used safely and reliably. The valve plate 12 is movably connected with the sleeve type valve seat 7, so that the valve body and the sleeve type valve seat are two independent parts, and the manufacture is easier; and be provided with the sealing washer on valve plate 12, when needing to close the valve body, this valve plate and valve body hug closely, and the sealing washer sets up wherein, when the valve plate pressurized, can compress the sealing washer and seal with the valve body to guarantee its sealed effect.
In order to avoid external dust impurity to get into the inside sealed effect of influence of valve body, be provided with shield 10 on the valve body 1, shield 10 is located 1 feed liquor department of valve body to avoid liquid leakage to cause the potential safety hazard. And in order to further ensure the tightness of the valve body, an O-shaped sealing ring is used for sealing between the valve cover 2 and the valve body 1.
It is right above the utility model provides a novel swing check valve has carried out the detailed introduction.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to aid in understanding the methods and their core concepts. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The utility model provides a take swing check valve of hand wheel, includes valve body (1), valve gap (2) and valve plate (12), its characterized in that, valve body (1) is the through-hole structure, valve gap (2) set up the lateral wall at valve body (1), valve plate (12) one end is connected with valve body (1) rotatable formula, a through-hole has still been seted up to the lateral wall of valve body (1), through-hole department is provided with the hand wheel structure, the structural valve rod (9) that is provided with of hand wheel, the valve rod stretches into inside valve body (1) through the through-hole, valve plate (12) are opened to steerable valve rod (9) of hand wheel structure.
2. The swing check valve with the handwheel as claimed in claim 1, wherein the handwheel structure further comprises a base (16) and a handle (17), the base (16) is fixedly connected on the valve body (1) through a bolt (15), the handle (17) and the valve rod (9) are arranged on the base (16), the handle (17) and the valve rod (9) are fixedly connected, and the handle (17) can rotate to drive the valve rod (9) to push the valve plate (12).
3. The swing check valve with the hand wheel according to claim 2, characterized in that the fixed connection position of the handle (17) and the valve rod (9) is rotatably connected with the base (16), and the valve rod (9) is of a bent structure.
4. The swing check valve with the handwheel according to claim 1, characterized in that a sleeve type valve seat (7) is fixedly connected in the valve body (1), the valve plate (12) is movably connected to the sleeve type valve seat (7), and a sealing ring is arranged on the valve plate (12).
5. The swing check valve with handwheel according to claim 4, characterized in that the sleeve valve seat (7) is fixed on the inner wall of the valve body (1) by a bolt cylindrical pin (11), and the sleeve valve seat (7) is sealed with the valve body (1) by a valve body sealing ring (14).
6. The swing check valve with the hand wheel according to claim 1, characterized in that a dust cap (10) is arranged on the valve body (1), and the dust cap (10) is positioned at the liquid inlet of the valve body (1).
7. The swing check valve with handwheel according to claim 1, characterized in that the valve cover (2) and the valve body (1) are sealed by an O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020465630.7U CN212616527U (en) | 2020-04-02 | 2020-04-02 | Swing check valve with hand wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020465630.7U CN212616527U (en) | 2020-04-02 | 2020-04-02 | Swing check valve with hand wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212616527U true CN212616527U (en) | 2021-02-26 |
Family
ID=74709323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020465630.7U Expired - Fee Related CN212616527U (en) | 2020-04-02 | 2020-04-02 | Swing check valve with hand wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212616527U (en) |
-
2020
- 2020-04-02 CN CN202020465630.7U patent/CN212616527U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |