CN220523034U - Fixed knot constructs and butterfly valve - Google Patents
Fixed knot constructs and butterfly valve Download PDFInfo
- Publication number
- CN220523034U CN220523034U CN202320983179.1U CN202320983179U CN220523034U CN 220523034 U CN220523034 U CN 220523034U CN 202320983179 U CN202320983179 U CN 202320983179U CN 220523034 U CN220523034 U CN 220523034U
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- loosening
- jacking
- groove
- adjusting shell
- locknut
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- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model relates to the technical field of butterfly valves, in particular to a fixed structure and a butterfly valve, wherein the fixed structure comprises: the anti-loosening limiting block comprises an upper adjusting shell, a lower adjusting shell, a bolt and an anti-loosening limiting block; the beneficial effects are as follows: when aligning through locking stopper and locking spacing groove, locking top is held the spring and is held the locking top and hold the piece and remove towards locking stopper for locking stopper gets into locking spacing inslot portion, locking stopper and locking spacing groove cooperation are to locknut clockwise rotation spacing this moment, thereby prevent locknut not hard up, and when locknut and regulation lower casing contact, locking top is held the spring and is held the piece all the time, and to an outside power of locknut, increased the frictional force of locknut and bolt, further prevent locknut not hard up.
Description
Technical Field
The utility model relates to the technical field of butterfly valves, in particular to a fixed structure and a butterfly valve.
Background
The butterfly valve is also called as a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline medium, and is a valve which can be opened, closed or regulated by using a disc type opening and closing piece to reciprocate by about 90 degrees.
The existing butterfly valve has the advantages of simple structure, small volume, light weight, material consumption saving, small installation size, small driving moment, simple and rapid operation, good flow regulation function and closing sealing property, and the worm gear can be used as transmission.
The transmission outside of current butterfly valve is provided with adjusts the casing, and adjusts the casing and be split type, needs to use bolted connection, and the valve is when opening or closing, and rivers suddenly start or close can lead to producing an impact force to lead to the butterfly valve to produce vibrations, thereby use for a long time the back, the bolt can become flexible, leads to the driving medium to become flexible and become invalid.
Disclosure of Invention
The present utility model is directed to a fixing structure and a butterfly valve, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a fixation structure, the fixation structure comprising:
the upper adjusting shell is arranged at the top end of the butterfly valve body;
the lower adjusting shell is arranged below the upper adjusting shell and is in contact with the upper adjusting shell;
the bolt passes through the upper adjusting shell and the lower adjusting shell; and
The anti-loosening limiting block is arranged on one side surface of the adjusting lower shell, which is far away from the adjusting upper shell.
Preferably, the locknut is sleeved on the outer side of the bolt, the locknut is in threaded connection with the bolt, and the locknut is located on one side, far away from the adjusting upper shell, of the adjusting lower shell.
Preferably, the anti-loosening limiting block is provided with a plurality of groups, the anti-loosening limiting blocks are circumferentially distributed by taking the axis of the bolt as the center of a circle, the surface of the anti-loosening limiting block is provided with anti-loosening inclined planes, one end of each anti-loosening inclined plane is flush with the surface of the lower adjusting shell, and the plurality of groups of anti-loosening inclined planes face to the anticlockwise direction.
Preferably, the locknut is close to the surface of one side of the lower adjusting shell and is provided with a jacking groove, the jacking groove is of an annular structure, an anti-loosening jacking block is arranged in the jacking groove and is of an annular structure, and the jacking groove and the anti-loosening jacking block are both arranged coaxially with the bolt.
Preferably, the anti-loosening limiting grooves are formed in the surface of one side, close to the lower adjusting shell, of the anti-loosening jacking block, a plurality of groups of anti-loosening limiting grooves are formed, the anti-loosening limiting grooves are distributed circumferentially by taking the axis of the bolt as the center of a circle, and the anti-loosening limiting grooves are matched with the anti-loosening limiting blocks in a one-to-one comparison mode.
Preferably, an anti-loosening jacking spring is arranged in the jacking groove, one end of the anti-loosening jacking spring is connected with the innermost side of the jacking groove, the other end of the anti-loosening jacking spring is connected with an anti-loosening jacking block, and the jacking groove is always in a compressed state.
Preferably, the guide way has been seted up on the groove surface of holding, and the guide way runs through locknut setting, and the inside guide stop lever that is provided with of guide way, and guide stop lever one end is connected with locking holding piece, and the other end surface sets up with locknut side surface parallel and level.
Preferably, the lock nut side surface has been seted up the inserted bar groove, and the inside inserted bar that is provided with of inserted bar groove, and the jack has been seted up to the guide gag lever post one side surface of keeping away from locking top and holding the piece, and jack and inserted bar cooperation.
A butterfly valve comprises the fixing structure.
Compared with the prior art, the utility model has the beneficial effects that:
according to the anti-loosening device, the anti-loosening nut is sleeved on the bolt and screwed towards the lower shell body in a clockwise adjustment mode, when the anti-loosening jacking block contacts the anti-loosening inclined surface, the anti-loosening jacking block is pressed into the jacking groove, the guide groove is matched with the guide limiting rod to rotationally limit the anti-loosening jacking block, the anti-loosening jacking block is guaranteed to move along the axis of the anti-loosening nut, then when the anti-loosening limiting block is aligned with the anti-loosening limiting groove, the anti-loosening limiting block moves towards the anti-loosening limiting block, the anti-loosening limiting block is matched with the anti-loosening limiting groove to rotationally limit the anti-loosening nut clockwise, so that the anti-loosening nut is prevented from loosening, and when the anti-loosening nut contacts the lower shell body in an outward force, the friction force between the anti-loosening nut and the bolt is increased, the anti-loosening nut is further prevented from loosening, the anti-loosening jacking block is driven to move towards the anti-loosening limiting spring by taking out the inserting rod from the inside the inserting groove and then sliding the guide limiting rod inside the guide limiting groove through the inserting rod, and the anti-loosening rod, so that the anti-loosening jacking block is enabled to move towards the anti-loosening jacking block, and the limiting block to be separated from the anti-loosening limiting groove, and the anti-loosening block is enabled to be separated from the anti-loosening limiting groove, so that the anti-loosening block is enabled to be repeatedly used.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a bottom partial structure of the present utility model;
FIG. 3 is a schematic perspective view of a locknut;
fig. 4 is a partial perspective view of the adjusting lower housing.
In the figure: butterfly valve body 1, bolt 2, regulation upper casing 3, regulation lower casing 4, locknut 5, guide slot 6, guide gag lever post 7, jack groove 8, locking jack piece 9, locking spacing groove 10, locking jack spring 11, locking stopper 13, locking inclined plane 14, jack 15, plug rod groove 16, plug rod 17.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Referring to fig. 1 to 4, the present utility model provides a technical solution:
embodiment one:
a fixation structure, the fixation structure comprising: the upper adjusting shell 3 is arranged at the top end of the butterfly valve body 1; an adjustment lower housing 4 disposed below the adjustment upper housing 3 and in contact with the adjustment upper housing 3; the bolt 2 passes through the upper adjusting shell 3 and the lower adjusting shell 4; and the anti-loosening limiting block 13 is arranged on the surface of one side, far away from the upper adjusting shell 3, of the lower adjusting shell 4, the outer side of the bolt 2 is sleeved with the anti-loosening nut 5, the anti-loosening nut 5 is in threaded connection with the bolt 2, and the anti-loosening nut 5 is positioned on one side, far away from the upper adjusting shell 3, of the lower adjusting shell 4.
A butterfly valve comprises the fixing structure.
Embodiment two:
on the basis of the first embodiment, the structure of the fixing structure disclosed in the second embodiment of the utility model is basically the same as that of the first embodiment, and the fixing structure is different in that the connection of the locknut 5 is loose, the locklimiting blocks 13 are provided with a plurality of groups and are circumferentially distributed by taking the axis of the bolt 2 as the center of a circle, the surfaces of the locklimiting blocks 13 are provided with lockinclined planes 14, one ends of the lockinclined planes 14 are flush with the surface of the adjusting lower shell 4, the plurality of groups of lockinclined planes 14 face anticlockwise, the surfaces of one side of the locknut 5, which is close to the adjusting lower shell 4, are provided with supporting grooves 8, the supporting grooves 8 are in annular structures, the inside of the supporting grooves 8 are provided with locksupporting blocks 9, the locksupporting blocks 9 are in annular structures, and the supporting grooves 8 and the locksupporting blocks 9 are coaxially arranged with the bolt 2, the anti-loosening jacking block 9 is close to the surface of one side of the lower adjusting shell 4, anti-loosening limiting grooves 10 are formed in a plurality of groups, the anti-loosening limiting grooves 10 are circumferentially distributed by taking the axis of the bolt 2 as the center of a circle, the anti-loosening limiting grooves 10 are matched with the anti-loosening limiting blocks 13 in a one-to-one contrast mode, anti-loosening jacking springs 11 are arranged in the jacking grooves 8, one ends of the anti-loosening jacking springs 11 are connected with the innermost side of the jacking grooves 8, the other ends of the anti-loosening jacking springs are connected with the anti-loosening jacking block 9, the jacking grooves 8 are always in a compressed state, guide grooves 6 are formed in the surfaces of the jacking grooves 8, the guide grooves 6 penetrate through the anti-loosening nuts 5, guide limiting rods 7 are arranged in the guide grooves 6, one ends of the guide limiting rods 7 are connected with the anti-loosening jacking blocks 9, and the surfaces of the other ends of the guide limiting rods are flush with the side surfaces of the anti-loosening nuts 5.
The anti-loosening bolt is sleeved on the bolt 2 through the anti-loosening nut 5, the anti-loosening nut 5 is screwed towards the clockwise adjusting lower shell 4, when the anti-loosening jacking block 9 contacts the anti-loosening inclined surface 14, the anti-loosening jacking block 9 is pressed into the jacking groove 8, at the moment, the guide groove 6 is matched with the guide limiting rod 7 to rotate and limit the anti-loosening jacking block 9, the anti-loosening jacking block 9 is guaranteed to move along the axis of the anti-loosening nut 5, then when the anti-loosening limiting block 13 is aligned with the anti-loosening limiting groove 10, the anti-loosening jacking spring 11 jacks the anti-loosening jacking block 9 towards the anti-loosening limiting block 13, the anti-loosening limiting block 13 is matched with the anti-loosening limiting groove 10 to rotate clockwise to limit the anti-loosening nut 5, when the anti-loosening nut 5 contacts the adjusting lower shell 4, the anti-loosening jacking spring 11 is always jacked to push the anti-loosening jacking block 9, and an outward force to the anti-loosening nut 5 is increased, and the anti-loosening nut 5 is further prevented from loosening.
Embodiment III:
the fixing structure disclosed in the third embodiment of the utility model is basically the same as that in the second embodiment, and is different in that the anti-loosening limit of the anti-loosening nut 5 is canceled, the side surface of the anti-loosening nut 5 is provided with a rod inserting groove 16, the rod inserting groove 16 is internally provided with a rod inserting 17, the surface of one side of the guiding limiting rod 7 far away from the anti-loosening jacking block 9 is provided with a jack 15, and the jack 15 is matched with the rod inserting 17.
Through taking out inserted bar 17 from inside inserted bar groove 16, then peg graft inserted bar 17 inside jack 15, then drive guide gag lever post 7 through inserted bar 17 and slide inside guide slot 6 to drive locking top and hold piece 9 and move towards locking top and hold spring 11, make locking stopper 13 break away from locking spacing groove 10, thereby cancel the locking spacing to locknut 5, make locknut 5 detachable reuse, reduce use cost.
The scheme is specifically as follows: the anti-loosening bolt is sleeved on the bolt 2 through the anti-loosening nut 5, the anti-loosening nut 5 is screwed towards the clockwise adjusting lower shell 4, when the anti-loosening jacking block 9 contacts the anti-loosening inclined surface 14, the anti-loosening jacking block 9 is pressed into the jacking groove 8, at the moment, the guide groove 6 is matched with the guide limiting rod 7 to rotate and limit the anti-loosening jacking block 9, the anti-loosening jacking block 9 is guaranteed to move along the axis of the anti-loosening nut 5, then when the anti-loosening limiting block 13 is aligned with the anti-loosening limiting groove 10, the anti-loosening jacking spring 11 jacks the anti-loosening jacking block 9 towards the anti-loosening limiting block 13, the anti-loosening limiting block 13 is matched with the anti-loosening limiting groove 10 to rotate clockwise to limit the anti-loosening nut 5, when the anti-loosening nut 5 contacts the adjusting lower shell 4, the anti-loosening jacking spring 11 is always jacked to push the anti-loosening jacking block 9, and an outward force to the anti-loosening nut 5 is increased, and the anti-loosening nut 5 is further prevented from loosening.
Through taking out inserted bar 17 from inside inserted bar groove 16, then peg graft inserted bar 17 inside jack 15, then drive guide gag lever post 7 through inserted bar 17 and slide inside guide slot 6 to drive locking top and hold piece 9 and move towards locking top and hold spring 11, make locking stopper 13 break away from locking spacing groove 10, thereby cancel the locking spacing to locknut 5, make locknut 5 detachable reuse, reduce use cost.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (5)
1. A fixed knot constructs characterized in that: the fixing structure includes:
the upper adjusting shell (3) is arranged at the top end of the butterfly valve body (1);
the lower adjusting shell (4) is arranged below the upper adjusting shell (3) and is contacted with the upper adjusting shell (3);
the bolt (2) passes through the upper adjusting shell (3) and the lower adjusting shell (4); and
The anti-loosening limiting block (13) is arranged on the surface of one side, far away from the upper adjusting shell (3), of the lower adjusting shell (4);
the outer side of the bolt (2) is sleeved with a locknut (5), the locknut (5) is in threaded connection with the bolt (2), and the locknut (5) is positioned on one side, far away from the upper adjusting shell (3), of the lower adjusting shell (4);
the anti-loosening limiting blocks (13) are provided with a plurality of groups, the anti-loosening limiting blocks are circumferentially distributed by taking the axial lead of the bolt (2) as the center of a circle, anti-loosening inclined planes (14) are formed in the surfaces of the anti-loosening limiting blocks (13), one ends of the anti-loosening inclined planes (14) are flush with the surfaces of the lower adjusting shell (4), and the plurality of groups of anti-loosening inclined planes (14) face the anticlockwise direction;
the anti-loosening nut (5) is provided with a jacking groove (8) close to one side surface of the lower adjusting shell (4), the jacking groove (8) is of an annular structure, an anti-loosening jacking block (9) is arranged in the jacking groove (8), the anti-loosening jacking block (9) is of an annular structure, and the jacking groove (8) and the anti-loosening jacking block (9) are both arranged coaxially with the bolt (2);
the lock nut is characterized in that a rod inserting groove (16) is formed in the side surface of the lock nut (5), a rod inserting (17) is arranged in the rod inserting groove (16), a jack (15) is formed in the surface, far away from the lock jacking block (9), of the guide limiting rod (7), and the jack (15) is matched with the rod inserting (17).
2. A fastening structure according to claim 1, wherein: the anti-loosening limiting grooves (10) are formed in the surface, close to one side of the lower adjusting shell (4), of the anti-loosening supporting block (9), a plurality of groups of the anti-loosening limiting grooves (10) are formed, the anti-loosening limiting grooves are circumferentially distributed by taking the axis of the bolt (2) as the center of a circle, and the anti-loosening limiting grooves (10) are in one-to-one comparison fit with the anti-loosening limiting blocks (13).
3. A fastening structure according to claim 1, wherein: the anti-loosening jacking spring (11) is arranged in the jacking groove (8), one end of the anti-loosening jacking spring (11) is connected with the innermost side of the jacking groove (8), the other end of the anti-loosening jacking spring is connected with the anti-loosening jacking block (9), and the jacking groove (8) is always in a compressed state.
4. A fastening structure according to claim 1, wherein: the guide groove (6) has been seted up on the top groove (8) surface, and guide groove (6) run through locknut (5) setting, and guide groove (6) inside is provided with direction gag lever post (7), and guide gag lever post (7) one end is connected with locking top and holding piece (9), and the other end surface sets up with locknut (5) side surface parallel and level.
5. A butterfly valve, characterized in that: comprising a fixation structure according to any of the preceding claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320983179.1U CN220523034U (en) | 2023-04-26 | 2023-04-26 | Fixed knot constructs and butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320983179.1U CN220523034U (en) | 2023-04-26 | 2023-04-26 | Fixed knot constructs and butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523034U true CN220523034U (en) | 2024-02-23 |
Family
ID=89938024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320983179.1U Active CN220523034U (en) | 2023-04-26 | 2023-04-26 | Fixed knot constructs and butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523034U (en) |
-
2023
- 2023-04-26 CN CN202320983179.1U patent/CN220523034U/en active Active
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| GR01 | Patent grant | ||
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