CN217951263U - Butterfly valve with sealing protection structure - Google Patents
Butterfly valve with sealing protection structure Download PDFInfo
- Publication number
- CN217951263U CN217951263U CN202222462783.8U CN202222462783U CN217951263U CN 217951263 U CN217951263 U CN 217951263U CN 202222462783 U CN202222462783 U CN 202222462783U CN 217951263 U CN217951263 U CN 217951263U
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- corrosion
- resistant
- butterfly valve
- ring flange
- protection
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- 238000007789 sealing Methods 0.000 title claims abstract description 38
- 238000005260 corrosion Methods 0.000 claims abstract description 73
- 230000007797 corrosion Effects 0.000 claims abstract description 73
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000010030 laminating Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a butterfly valve with seal protection structure, including butterfly valve body and corrosion-resistant protection hoop, the valve switch is installed through the driving medium to one side of butterfly valve body, and the axis of rotation of driving medium runs through to the inside of butterfly valve body and carries out fixed connection with the butterfly plate, and the sealing washer is installed to the lateral wall of butterfly plate, the equal fixed mounting in upper and lower both ends of butterfly valve body has first ring flange, two first ring flange all carries out fixed connection through the second ring flange of screw cooperation nut with external pipeline, second ring flange and external pipeline fixed connection, corrosion-resistant protection hoop has been cup jointed to the outside of first ring flange and second ring flange, is equipped with sealed wear-resisting gasbag and seal pressing plate respectively inside corrosion-resistant protection hoop, has played the effect of sealed protection to the first ring flange and the second ring flange junction of butterfly valve body and external pipeline through setting up corrosion-resistant protection hoop, corrosion-resistant silica gel ring, seal pressing plate and sealed wear-resistant gasbag.
Description
Technical Field
The utility model belongs to the technical field of the butterfly valve, concretely relates to butterfly valve with sealed protection architecture.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing part valve clack or a butterfly plate as a disk and rotating around a valve shaft to achieve opening and closing.
The prior art scheme that the comparison publication is CN215487713U, the valve comprises a valve body, a controller, valve rod and butterfly plate, the valve body has the valve chamber, the butterfly plate connects the valve rod in the valve chamber, the one end of valve rod stretches out the valve body and connects the controller of fixing on the valve body, the butterfly valve still includes clean subassembly, clean subassembly is including installation clamp plate and clean film, the installation clamp plate includes first mounting panel and second mounting panel, first mounting panel sets up the side at the butterfly plate, the second mounting panel sets up the another side at the butterfly plate, first mounting panel and second mounting panel are relative setting at the edge of butterfly plate both sides terminal surface, all form the crack between first mounting panel and second mounting panel and the butterfly plate, clean film has elasticity, clean film is including having elastic first film and second film, first film is installed in the crack between first mounting panel and the butterfly plate, the second film is installed in the crack between second mounting panel and the butterfly plate, the one end of first film and second film stretches out the crack respectively, clean scraping is carried out through clean subassembly valve chamber. However, the butterfly valve with the sealing protection structure is provided for sealing and protecting the connection between the butterfly valve and the pipeline flange when the device conveys corrosive media for a long time, and meanwhile, when the device is placed to a use place which is too humid or contains corrosive factors, the outside of the connection between the butterfly valve and the pipeline flange is corroded, so that the sealing performance of the device in conveying media is affected, and leakage is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a butterfly valve with sealed protection architecture to when solving to provide the corrosive medium of carrying for a long time when the device among the above-mentioned background art, can cause the corruption to butterfly valve and pipeline flange butt joint, when the device is placed too moist or when containing the place of use of corrosive factor, the butterfly valve also can receive the corruption with pipeline flange butt joint outside simultaneously, thereby leakproofness when influencing the device and carrying the medium, thereby the problem of the condition of leaking takes place for the fact.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a butterfly valve with sealed protection architecture, includes butterfly valve body and corrosion-resistant protection hoop, one side of butterfly valve body is passed through the driving medium and is installed the valve switch, and the axis of rotation of driving medium runs through to the inside of butterfly valve body and carry out fixed connection with the butterfly plate, and the sealing washer is installed to the lateral wall of butterfly plate, the equal fixed mounting in upper and lower both ends of butterfly valve body has first ring flange, two first ring flange all carries out fixed connection through the second ring flange of screw cooperation nut with external pipeline, second ring flange and external pipeline fixed connection, corrosion-resistant protection hoop has been cup jointed to the outside of first ring flange and second ring flange, is equipped with sealed wear-resisting gasbag and seal pressure plate respectively in corrosion-resistant protection hoop inside, the mounting groove of placing corrosion-resistant silica gel ring has all been seted up to the contact surface of first ring flange and second ring flange.
Preferably, the corrosion-resistant protection hoop consists of two arc-shaped corrosion-resistant v 21274and shaped blocks, the two arc-shaped corrosion-resistant Contraband shaped blocks are fixed through screws, screw holes for installing interference bolts are formed in the upper ends of the two arc-shaped corrosion-resistant Contraband shaped blocks, and the lower ends of the interference bolts are installed at the upper end of the sealing pressure plate through bearings.
Preferably, the middle part of the sealing pressure plate is provided with a preformed hole for installing an external pipeline pipe body, a sealing sleeve is arranged in the preformed hole, and the outer walls of the two sides of the sealing sleeve are abutted between the preformed hole and the external pipeline pipe body.
Preferably, the lower surface of the sealing pressure plate and the inner upper surface of the arc-shaped corrosion-resistant Contraband-shaped block are both provided with grooves for mounting the elastic pad, and the cross sections of the elastic pad and the grooves are both designed in a circular ring structure.
Preferably, one side outer wall of corrosion-resistant protection hoop is equipped with the air cock, is linked together through pipe and the inside of sealed wear-resisting gasbag in one side of air cock, and sealed wear-resisting gasbag pastes the second magic of laminating corrosion-resistant protection hoop inner wall through first magic and pastes and fix, first magic is pasted and is carried out fixed connection with sealed wear-resisting gasbag, and the second magic is pasted fixed mounting on the inner wall of corrosion-resistant protection hoop.
Preferably, the air cock is installed inside the protection piece of corrosion-resistant protection rail one side, and it has dustproof apron to articulate in one side of protection piece, and one side size of dustproof apron and one side size phase-match of protection piece.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) This butterfly valve with seal protection architecture, through setting up corrosion-resistant protection hoop, corrosion-resistant silica gel ring, seal pressing plate and sealed wear-resisting gasbag have played the effect of sealed protection to butterfly valve body and external pipeline's first ring flange and second ring flange junction, when avoiding appearing the device and carrying corrosive medium for a long time, can cause the corruption to butterfly valve and pipeline ring flange butt joint, simultaneously when the device is placed too moist or contains the use site of corrosive factor, the butterfly valve also can receive the condition of corruption with pipeline ring flange butt joint outside, be in moist or when containing the use site of corrosive factor, will utilize corrosion-resistant protection hoop to protect first ring flange and second ring flange, gas when following the contact surface loss between first ring flange and the second ring flange of corrosivity will be blockked by corrosion-resistant silica gel ring, form the auxiliary seal, in the device use simultaneously, will utilize the sealed wear-resisting gasbag inflation of gas injection to contradict and seal in the clearance between corrosion-resistant protection hoop and first ring flange and second ring flange, further improved the leakproofness to between first ring flange and the second ring flange.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of a part of an arc-shaped corrosion-resistant block Contraband of the present invention;
FIG. 3 is an enlarged view of the part A in FIG. 1;
FIG. 4 is an enlarged view of the part B in FIG. 1;
fig. 5 is a schematic structural diagram of a top view component of two arc-shaped corrosion-resistant Contraband blocks in the present invention.
In the figure: 1. a butterfly valve body; 2. a transmission member; 3. opening and closing a valve; 4. a butterfly plate; 5. a seal ring; 6. a first flange plate; 7. a second flange plate; 8. sealing the wear-resistant air bag; 9. sealing the pressing plate; 10. a corrosion-resistant silica gel ring; 11. an arc-shaped corrosion-resistant Contraband block; 12. a collision bolt; 13. sealing sleeves; 14. an elastic pad; 15. an air tap; 16. a first magic tape; 17. a second magic tape; 18. a protection block; 19. dustproof apron.
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.
Referring to fig. 1-5, the present invention provides a butterfly valve with a sealing protection structure, including a butterfly valve body 1 and a corrosion-resistant protection hoop, a valve switch 3 is installed on one side of the butterfly valve body 1 through a transmission member 2, a rotation shaft of the transmission member 2 penetrates into the butterfly valve body 1 and is fixedly connected with a butterfly plate 4, a sealing ring 5 is installed on the outer side wall of the butterfly plate 4, first flanges 6 are fixedly installed on the upper and lower ends of the butterfly valve body 1, two first flanges 6 are fixedly connected with a second flange 7 of an external pipeline through a screw fitting nut, the second flange 7 is fixedly connected with the external pipeline, the corrosion-resistant protection hoop is sleeved on the outer portions of the first flange 6 and the second flange 7, a sealing wear-resistant air bag 8 and a sealing pressure plate 9 are respectively installed inside the corrosion-resistant protection hoop, a mounting groove for placing a corrosion-resistant ring 10 is formed on the contact surface of the first flange 6 and the second flange 7, the corrosion-resistant protection hoop, the sealing pressure plate 9 and the sealing air bag 8 are used for preventing the corrosion-resistant ring 6 from being corroded, and the corrosion-resistant ring 7, when the corrosion-resistant protection hoop and the corrosion-resistant pipe are used, the corrosion-resistant protection hoop and the corrosion-resistant protection hoop are used, the corrosion-resistant protection hoop and the corrosion-resistant protection hoop are used for preventing device, and the corrosion-resistant protection hoop are used for preventing device for preventing the corrosion-resistant protection device for preventing the corrosion-resistant pipe, forming a secondary seal.
In this embodiment, preferably, the corrosion-resistant protection hoop is composed of two arc corrosion-resistant Contraband blocks 11, the two arc corrosion-resistant Contraband blocks 11 are fixed by screws, screw holes for installing the interference bolts 12 are formed in the upper ends of the two arc corrosion-resistant Contraband blocks 11, the lower ends of the interference bolts 12 are installed at the upper end of the sealing pressure plate 9 through bearings, the two arc corrosion-resistant blocks are fixed on the first flange 6 and the second flange 7 by arranging the sealing pressure plate 9, during installation, the two arc corrosion-resistant Contraband blocks 11 are firstly clamped on the first flange 6 and the second flange 7, the sealing pressure plate 9 is firstly sleeved outside the external pipeline between clamping, then the arc corrosion-resistant Contraband blocks 11 are butted, the bolts 12 are screwed tightly, and the interference bolts 12 move downwards along thread grooves of the screw holes, so that the sealing pressure plate 9 abuts against the upper end of the second flange 397, and the arc corrosion-resistant blocks 3526 are fixed on the outer portions of the first flange 6 and the second flange 7.
In this embodiment, it is preferred, the preformed hole that is used for installing external pipeline pipe shaft is seted up at the middle part of seal clamp plate 9, is equipped with seal cover 13 in the inside in preformed hole, and the both sides outer wall of seal cover 13 is contradicted between preformed hole and external pipeline pipe shaft, has played sealed effect through setting up seal cover 13 to the clearance between seal clamp plate 9 and the external pipeline.
In this embodiment, preferably, the lower surface of the sealing pressure plate 9 and the inner upper surface of the arc-shaped corrosion-resistant Contraband-shaped block 11 are both provided with a groove for mounting the elastic pad 14, and the cross sections of the elastic pad 14 and the groove are both designed in a circular ring structure, so that the contact surfaces of the arc-shaped corrosion-resistant Contraband-shaped block 11 and the sealing pressure plate 9 with the first flange 6 and the second flange 7 are protected by the elastic pad 14, and the surface wound surface generated due to the contact of the arc-shaped corrosion-resistant Contraband-shaped block 11 and the sealing pressure plate 9 with the first flange 6 and the second flange 7 is avoided.
In this embodiment, it is preferred, one side outer wall of corrosion-resistant protection hoop is equipped with air cock 15, is linked together through pipe and the inside of sealed wear-resisting gasbag 8 in one side of air cock 15, and sealed wear-resisting gasbag 8 is fixed through the second magic subsides 17 of 16 laminating corrosion-resistant protection hoop inner walls of first magic subsides, 16 and sealed wear-resisting gasbag 8 of first magic subsides carry out fixed connection, and 17 fixed mounting are pasted to the second magic, paste 16 and second magic through setting up and paste 17 and played fixed effect to sealed wear-resisting gasbag 8 in the inside of corrosion-resistant protection hoop, prevent that the position of gasbag from taking place the skew.
In this embodiment, it is preferable that the air cock 15 is installed inside the protection block 18 on one side of the corrosion-resistant protection rail, and one side of the protection block 18 is hinged with a dustproof cover plate 19, and one side of the dustproof cover plate 19 is matched with one side of the protection block 18, and the air cock 15 is connected with an external air injection device to inject air into the sealed wear-resistant air bag 8, and meanwhile, the dustproof cover plate 19 is utilized to prevent external dust from being attached to the external surface of the air cock 15 to affect the use.
The utility model discloses a theory of operation and use flow: when the device is used, the sealing pressing plate 9 is taken out firstly and sleeved outside an external pipeline, then two arc-shaped corrosion-resistant Contraband blocks 11 are taken out and clamped outside a first flange plate 6 and a second flange plate 7, the collision bolt 12 is screwed tightly at the moment, the bottom of the collision bolt 12 is butted inside a bearing at the upper end of the sealing pressing plate 9, at the moment, along with the pushing-in of the collision bolt 12, the sealing pressing plate 9 is pressed to the surface of the second flange plate 7 for fixing, then, external gas injection equipment is used for injecting gas into the gas nozzle 15 until the sealing wear-resistant gas bag 8 expands to fill a gap between the arc-shaped corrosion-resistant Contraband block 11 and the first flange plate 6 and the second flange plate 7 to complete sealing protection, when the flange connection leakage occurs in a butterfly valve main body, the expanded sealing wear-resistant gas bag 8 is used for sealing protection, thus, the use process of the butterfly valve with the sealing protection structure is completed, the transmission relationship among the valve switch 3, the transmission piece 2 and the butterfly plate 4 is a mature prior art, and a detailed working process is not repeated.
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 (6)
1. The utility model provides a butterfly valve with sealed protection architecture, includes butterfly valve body (1) and corrosion-resistant protection hoop, its characterized in that: valve switch (3) are installed through driving medium (2) to one side of butterfly valve body (1), and the axis of rotation of driving medium (2) runs through to the inside of butterfly valve body (1) and carries out fixed connection with butterfly plate (4), and sealing washer (5) are installed to the lateral wall of butterfly plate (4), the equal fixed mounting in upper and lower both ends of butterfly valve body (1) has first ring flange (6), two first ring flange (6) all carry out fixed connection through screw cooperation nut and second ring flange (7) of external pipeline, second ring flange (7) and external pipeline fixed connection, corrosion-resistant protection hoop has been cup jointed to the outside of first ring flange (6) and second ring flange (7), is equipped with sealed wear-resisting gasbag (8) and seal pressing plate (9) respectively inside corrosion-resistant protection hoop, the mounting groove of placing corrosion-resistant silica gel ring (10) has all been seted up to the contact surface of first ring flange (6) and second ring flange (7).
2. The butterfly valve with a seal protection structure of claim 1, wherein: the corrosion-resistant protection hoop comprises two corrosion-resistant Contraband shape blocks (11) of arc, two fix through the screw between the corrosion-resistant Contraband shape block (11) of arc, two the screw that is used for installing conflict bolt (12) is all seted up to the upper end of the corrosion-resistant Contraband shape block (11) of arc, and the upper end at seal pressing plate (9) is passed through the bearing and installs to the lower extreme of conflict bolt (12).
3. The butterfly valve with a seal protection structure of claim 1, wherein: the middle part of seal clamp plate (9) is offered and is used for installing the preformed hole of external pipeline pipe shaft, is equipped with seal cover (13) in the inside in preformed hole, and the both sides outer wall of seal cover (13) is contradicted between preformed hole and external pipe shaft.
4. The butterfly valve with a seal protection structure of claim 1, wherein: the lower surface of the sealing pressure plate (9) and the inner upper surface of the arc-shaped corrosion-resistant Contraband-shaped block (11) are both provided with grooves for mounting the elastic pad (14), and the cross sections of the elastic pad (14) and the grooves are both designed in a circular ring structure.
5. The butterfly valve with a seal protection structure of claim 1, wherein: one side outer wall of corrosion-resistant protection hoop is equipped with air cock (15), is linked together through the inside of pipe with sealed wear-resisting gasbag (8) in one side of air cock (15), and seals wear-resisting gasbag (8) and fixes through the second magic subsides (17) of first magic subsides (16) laminating corrosion-resistant protection hoop inner wall, fixed connection is carried out with sealed wear-resisting gasbag (8) in first magic subsides (16), and second magic subsides (17) fixed mounting is on the inner wall of corrosion-resistant protection hoop.
6. The butterfly valve with a seal protection structure of claim 5, wherein: the air tap (15) is installed inside a protection block (18) on one side of the corrosion-resistant protection rail, a dustproof cover plate (19) is hinged to one side of the protection block (18), and the size of one side of the dustproof cover plate (19) is matched with the size of one side of the protection block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222462783.8U CN217951263U (en) | 2022-09-17 | 2022-09-17 | Butterfly valve with sealing protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222462783.8U CN217951263U (en) | 2022-09-17 | 2022-09-17 | Butterfly valve with sealing protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217951263U true CN217951263U (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222462783.8U Active CN217951263U (en) | 2022-09-17 | 2022-09-17 | Butterfly valve with sealing protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217951263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118293291A (en) * | 2024-06-03 | 2024-07-05 | 呼和浩特中燃城市燃气发展有限公司 | Underground gas pipeline connection reinforcing apparatus |
-
2022
- 2022-09-17 CN CN202222462783.8U patent/CN217951263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118293291A (en) * | 2024-06-03 | 2024-07-05 | 呼和浩特中燃城市燃气发展有限公司 | Underground gas pipeline connection reinforcing apparatus |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 325000 lot A07, Lantian Industrial base, standard workshop, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Beike Valve Group Co.,Ltd. Country or region after: China Address before: 325000 lot A07, Lantian Industrial base, standard workshop, Longwan District, Wenzhou City, Zhejiang Province Patentee before: BEIKE VALVE MANUFACTURING Co.,Ltd. Country or region before: China |