CN220037482U - Sealing structure with double sealing for fire hydrant - Google Patents
Sealing structure with double sealing for fire hydrant Download PDFInfo
- Publication number
- CN220037482U CN220037482U CN202321257881.6U CN202321257881U CN220037482U CN 220037482 U CN220037482 U CN 220037482U CN 202321257881 U CN202321257881 U CN 202321257881U CN 220037482 U CN220037482 U CN 220037482U
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- Prior art keywords
- sealing
- ring
- fire hydrant
- top surface
- connecting rod
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- 238000007789 sealing Methods 0.000 title claims abstract description 144
- 238000001125 extrusion Methods 0.000 claims description 24
- 238000010276 construction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model provides a sealing structure with double seals for a fire hydrant, which relates to the technical field of fire hydrant sealing and comprises a valve body, wherein a connecting cover is arranged on the top surface of the valve body, a mounting frame is arranged on the top surface of the connecting rod, a connecting ring is arranged on the top surface of the mounting frame, the connecting ring and the connecting cover are internally provided with the connecting rod, a connecting rotating wheel is arranged on the top surface of the connecting rod, when the bottom surface of the sealing top cover is contacted with the surface of a valve plate, a sealing ring in the sealing groove can be extruded by an extruding ring, sealing between the top cover and the valve plate can be realized, a sealing inner ring and a sealing outer ring are arranged between the side wall of a sealing seat and the inner wall of the connecting pipe, and sealing between the sealing inner ring and the sealing outer ring can be sequentially and alternately extruded to seal between the sealing seat and the connecting pipe.
Description
Technical Field
The utility model relates to the technical field of fire hydrant sealing, in particular to a sealing structure with double sealing for a fire hydrant.
Background
Fire hydrant, formally called fire hydrant, a fixed fire-fighting equipment, the main function is to control combustible material, isolate combustion-supporting material, eliminate the ignition source, divide indoor fire hydrant and outdoor fire hydrant, fire extinguishing system includes, outdoor fire hydrant system, indoor fire hydrant system, fire extinguisher system still has automatic spraying system, water cannon system, gas fire extinguishing system, fire detecting system, water smoke system etc. fire hydrant suit is generally by fire-fighting box + fire hose + squirt + connect knot + bolt + checkpost etc. combination, fire hydrant mainly supplies the fire engine to carry out the fire extinguishment from municipal administration water supply pipe network or outdoor fire-fighting water supply pipe network, also can the lug directly connect hosepipe, squirt goes out water fire extinguishing, indoor and outdoor fire hydrant system is also one of the important fire-fighting equipment of fire-fighting.
Most of the prior fire hydrant has a single sealing structure, and after the single sealing structure is used for a long time, the reliability of the sealing structure can be greatly reduced, and the leakage is easy to occur.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a sealing structure with double sealing for a fire hydrant, which realizes that the fire hydrant can be in a good sealing state for a long time when in use.
The utility model is realized by the following technical scheme:
the utility model provides a fire hydrant is with seal structure who has double containment, includes the valve body, the top surface of valve body is provided with the connecting cover, the top surface of connecting rod is provided with the mounting bracket, the top surface of mounting bracket is provided with the go-between, the inside of go-between and connecting cover is provided with the connecting rod, the top surface of connecting rod is provided with the connection runner, the inside of valve body is provided with the valve plate, the bottom surface of connecting rod is provided with sealed lid, the bottom surface of sealed lid is provided with the sealing seat, the top surface department of centering of valve plate is provided with the seal groove, the inside of seal groove is provided with the sealing washer, the bottom surface of sealing top cap is located the outside of sealing seat and is provided with the extrusion circle, the bottom surface department of centering of valve plate is provided with the connecting pipe, the inner wall of connecting pipe is provided with sealed outer loop, the lateral wall department that is close to the bottom surface of sealing seat is provided with sealed inner ring.
It can be seen that in the above technical scheme, through being provided with the seal groove in the outside that the top surface of valve plate is located the seal seat, and be provided with the sealing washer in the inside of seal groove, and be provided with the extrusion circle in the bottom surface corresponding position of sealed top cap, when the surface of sealed top cap bottom surface and valve plate contacts, the extrusion circle can extrude the inside sealing washer of seal groove, can realize sealing between top cap and the valve plate, be provided with sealed inner ring and sealed outer loop between the lateral wall of seal seat and the inner wall of connecting pipe, be the crisscross extrusion in proper order between sealed inner ring and the sealed outer loop can seal between seal seat and the connecting pipe, can realize the double seal effect between sealed top cap and seal seat and valve plate and the connecting pipe through this kind of mode, can promote valve body seal effect, still can have good seal effect when one of them seal effect inefficacy.
Optionally, in one possible implementation manner, a thread is formed on a side wall of the connecting rod near the top surface, and the connecting rod is in threaded connection with the connecting ring.
According to the technical scheme, the connecting rod can drive the sealing top cover and the sealing seat to ascend or descend in the valve body when the connecting rotating wheel is rotated in a threaded connection mode.
Optionally, in a possible embodiment, the connecting rod is slidably connected to the connecting cover, and the valve body is connected to the connecting cover by a bolt.
According to the technical scheme, the valve body and the connecting cover can be conveniently detached by connecting the valve body and the connecting cover through the bolts, and maintenance between the sealing top cover and the sealing seat is convenient.
Optionally, in a possible embodiment, the sealing groove coincides with the projection position of the extrusion ring on the horizontal plane, and the extrusion ring is matched with the sealing groove.
According to the technical scheme, the sealing can be performed through superposition among the extrusion rings, and meanwhile, the sealing ring at the bottom of the extrusion rings can be sealed again, so that the sealing performance between the sealing top cover and the valve plate is improved.
Optionally, in a possible implementation manner, the inner wall of the connecting pipe is matched with the sealing seat, and the inner sealing ring and the outer sealing ring are arranged in a staggered manner.
According to the technical scheme, when the seal top cover is contacted with the valve plate, the seal outer ring and the seal inner ring are in staggered extrusion contact, so that good sealing can be carried out between the connecting pipe and the seal seat.
Alternatively, in one possible embodiment, the valve plate and the connecting pipe are integrally formed.
It can be seen that in the above technical scheme, when the seal top cover contacts with the valve plate, a good sealing effect can be simultaneously achieved between the seal top cover and the valve plate and between the seal seat and the connecting pipe.
Optionally, in a possible embodiment, the sealing seat is located centrally on the bottom surface of the sealing cap.
It can be seen that in the above technical solution, the sealing seat and the sealing top cover can be well adapted to the valve plate.
The beneficial effects of the utility model are as follows:
1. the sealing groove is formed in the outer side of the sealing seat on the top surface of the valve plate, the sealing ring is arranged in the sealing groove, the extruding ring is arranged at the corresponding position of the bottom surface of the sealing top cover, when the bottom surface of the sealing top cover is contacted with the surface of the valve plate, the extruding ring can extrude the sealing ring in the sealing groove, sealing between the top cover and the valve plate can be realized, the sealing inner ring and the sealing outer ring are arranged between the side wall of the sealing seat and the inner wall of the connecting pipe, the sealing inner ring and the sealing outer ring are sequentially extruded in a staggered manner, the sealing seat and the connecting pipe can be sealed, double sealing effects between the sealing top cover and the sealing seat and between the valve plate and the connecting pipe can be realized, the sealing effect of the valve body can be improved, and good sealing effect can be realized when one sealing effect fails;
2. the sealing groove, the sealing ring and the extrusion ring are in a sealing mode in a horizontal plane, and the sealing inner ring and the sealing outer ring are in a sealing mode in a vertical direction, so that the influence of silt or metal chips on the sealing effect of the valve body inside the valve body can be effectively avoided through the sealing mode in different directions.
Drawings
Fig. 1 shows a main structural view according to the present utility model;
FIG. 2 shows a block diagram of a seal cap and seal carrier according to the present utility model;
figure 3 shows a block diagram of a seal groove and a seal ring according to the utility model.
Reference numerals illustrate:
1. a valve body; 2. a connection cover; 3. a mounting frame; 4. a connecting rod; 5. a valve plate; 6. sealing the top cover; 7. a sealing seat; 8. a pressing ring; 9. sealing the inner ring; 10. a connecting ring; 11. the rotating wheel is connected; 12. sealing grooves; 13. a seal ring; 14. a connecting pipe; 15. sealing the outer ring.
Detailed Description
The present utility model will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present utility model. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
Example 1
As shown in fig. 1-3, this embodiment provides a sealing structure with double sealing for a fire hydrant, including valve body 1, the top surface of valve body 1 is provided with connecting cover 2, the top surface of connecting rod 4 is provided with mounting bracket 3, the top surface of mounting bracket 3 is provided with go-between 10, the inside of go-between 10 and connecting cover 2 is provided with connecting rod 4, the top surface of connecting rod 4 is provided with connection runner 11, the inside of valve body 1 is provided with valve plate 5, the bottom surface of connecting rod 4 is provided with sealed lid, the bottom surface of sealed lid is provided with sealing seat 7, the top surface department of centering of valve plate 5 is provided with seal groove 12, the inside of seal groove 12 is provided with sealing washer 13, the bottom surface of sealing top cap 6 is located the outside of sealing seat 7 and is provided with extrusion circle 8, the bottom surface department of centering of valve plate 5 is provided with connecting pipe 14, the inner wall of connecting pipe 14 is provided with sealed outer ring 15, the lateral wall department of sealing seat 7 is provided with sealed inner ring 9 near the bottom surface.
The projection positions of the seal groove 12 and the extrusion ring 8 on the horizontal plane coincide, and the extrusion ring 8 is matched with the seal groove 12, sealing can be carried out through the coincidence between the extrusion rings 8, meanwhile, the sealing ring 13 at the extrusion bottom of the extrusion ring 8 can be sealed again, the tightness between the sealing top cover 6 and the valve plate 5 is improved, the inner wall of the connecting pipe 14 is matched with the sealing seat 7, the sealing inner ring 9 and the sealing outer ring 15 are arranged in a staggered mode, and when the sealing top cover 6 is contacted with the valve plate 5, the sealing outer ring 15 and the sealing inner ring 9 are in staggered extrusion contact, so that good sealing can be carried out between the connecting pipe 14 and the sealing seat 7.
The using process comprises the following steps:
through being provided with seal groove 12 in the outside that the top surface of valve plate 5 is located seal seat 7, and be provided with sealing washer 13 in the inside of seal groove 12, and be provided with extrusion circle 8 in the bottom surface corresponding position of sealed top cap 6, when the surface of sealed top cap 6 bottom surface and valve plate 5 contacts, extrusion circle 8 can extrude the inside sealing washer 13 of seal groove 12, can realize the seal between top cap and the valve plate 5, be provided with sealed inner ring 9 and sealed outer loop 15 between the lateral wall of seal seat 7 and the inner wall of connecting pipe 14, be sealed for crisscross extrusion in proper order between sealed inner ring 9 and the sealed outer loop 15 between can be to seal seat 7 and connecting pipe 14, can realize the double seal effect between sealed top cap 6 and seal seat 7 and valve plate 5 and the connecting pipe 14 through this kind of mode, can promote valve body 1 sealed effect, still can have good sealed effect when one of them sealed effect loses efficacy.
Example 2
As shown in fig. 1-3, the side wall of the connecting rod 4 is provided with threads near the top surface, the connecting rod 4 is in threaded connection with the connecting ring 10, the connecting rod 4 can drive the sealing top cover 6 and the sealing seat 7 to ascend or descend in the valve body 1 by rotating the connecting rotating wheel 11 in a threaded connection mode, the connecting rod 4 is in sliding connection with the connecting cover 2, the valve body 1 and the connecting cover 2 are connected through bolts, the valve body 1 and the connecting cover 2 can be conveniently detached through bolts, maintenance is convenient to be carried out between the sealing top cover 6 and the sealing seat 7, the valve plate 5 and the connecting pipe 14 are of an integrated structure, the sealing seat 7 is located at the center of the bottom surface of the sealing top cover 6, and when the sealing top cover 6 is in contact with the valve plate 5, a good sealing effect can be simultaneously achieved between the sealing top cover 6 and the valve plate 5 and between the sealing seat 7 and the connecting pipe 14.
The using process comprises the following steps:
the sealing groove 12, the sealing ring 13 and the extrusion ring are in a sealing mode in a horizontal plane, and the sealing inner ring 9 and the sealing outer ring 15 are in a sealing mode in a vertical direction, so that the influence of silt or metal chips on the sealing effect of the valve body 1 inside the valve body 1 can be effectively avoided through the sealing modes in different directions.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (7)
1. The utility model provides a fire hydrant is with sealing structure who has double containment, its characterized in that, including the valve body, the top surface of valve body is provided with the connecting cover, the top surface of connecting cover is provided with the mounting bracket, the top surface of mounting bracket is provided with the go-between, the inside of go-between and connecting cover is provided with the connecting rod, the top surface of connecting rod is provided with the connection runner, the inside of valve body is provided with the valve plate, the bottom surface of connecting rod is provided with sealed lid, the bottom surface of sealed lid is provided with the sealing seat, the top surface department of centering of valve plate is provided with the seal groove, the inside of seal groove is provided with the sealing washer, the bottom surface of sealing top cap is located the outside of sealing seat and is provided with the extrusion circle, the bottom surface department of centering of valve plate is provided with the connecting pipe, the inner wall of connecting pipe is provided with sealed outer loop, the lateral wall department that is close to the bottom surface of sealing seat is provided with sealed inner ring.
2. The sealing structure with double sealing for the fire hydrant according to claim 1, wherein the side wall of the connecting rod is provided with threads near the top surface, and the connecting rod is in threaded connection with the connecting ring.
3. The sealing structure with double sealing for the fire hydrant according to claim 1, wherein the connecting rod is in sliding connection with the connecting cover, and the valve body is connected with the connecting cover through bolts.
4. A fire hydrant seal structure with double seal according to claim 1, wherein the seal groove coincides with the projection position of the extrusion ring on the horizontal plane, and the extrusion ring is matched with the seal groove.
5. The fire hydrant sealing structure with double sealing according to claim 1, wherein the inner wall of the connecting pipe is matched with the sealing seat, and the inner sealing ring and the outer sealing ring are arranged in a staggered mode.
6. A fire hydrant sealing arrangement with double sealing according to claim 1, characterised in that the valve plate is of unitary construction with the connection tube.
7. A hydrant sealing arrangement with double sealing according to claim 1 in which the seat is centrally located on the underside of the seal cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321257881.6U CN220037482U (en) | 2023-05-23 | 2023-05-23 | Sealing structure with double sealing for fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321257881.6U CN220037482U (en) | 2023-05-23 | 2023-05-23 | Sealing structure with double sealing for fire hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220037482U true CN220037482U (en) | 2023-11-17 |
Family
ID=88736184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321257881.6U Active CN220037482U (en) | 2023-05-23 | 2023-05-23 | Sealing structure with double sealing for fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220037482U (en) |
-
2023
- 2023-05-23 CN CN202321257881.6U patent/CN220037482U/en active Active
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