CN213271061U - Valve fitting with good sealing performance - Google Patents
Valve fitting with good sealing performance Download PDFInfo
- Publication number
- CN213271061U CN213271061U CN202021556385.7U CN202021556385U CN213271061U CN 213271061 U CN213271061 U CN 213271061U CN 202021556385 U CN202021556385 U CN 202021556385U CN 213271061 U CN213271061 U CN 213271061U
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- Prior art keywords
- cavity
- fixedly connected
- spring
- chamber
- valve seat
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- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims description 18
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a valve accessory that leakproofness is good, including disk seat, fixed chamber and spout, the inside of spout is provided with the disk seat, and the inside intermediate position annular of disk seat has seted up the cavity, the inside annular fixedly connected with reinforcing ring of disk seat in the cavity outside, and the inside annular of cavity in the reinforcing ring outside has seted up fixed chamber, the even fixedly connected with seal box in one side of the inside of fixed chamber, and the even fixedly connected with sealing spring in one side of the inside of seal box, the inside equal sliding connection of seal box on sealing spring top has the piston, the chamber has been seted up to the inside annular of disk seat in the fixed chamber outside. The utility model discloses a set up the piston in the seal box is inside, utilize the removal of piston to carry the inside part air in the seal box to the cavity inside, avoid because of the great cavity shrink that leads to of temperature difference change, and then make and produce the clearance between wave type seal lip and the butterfly plate, reduce the leakproofness of disk seat.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a good valve accessory of leakproofness.
Background
With the development of society and the rapid development of urban construction in China, pipelines can be seen everywhere in our daily life, and valves are widely used in various pipelines to adjust or cut off fluid in the pipelines, wherein valve seats play an important role as a fitting in the valves, but the existing valve fittings have many problems or defects:
firstly, the traditional valve fittings have poor sealing performance when in use, and the sealing effect of the traditional valve fittings can be reduced when the traditional valve fittings are used for a long time and have large temperature difference;
secondly, the traditional valve fittings are not provided with a reinforcing structure when in use, so that the valve seat is easy to deform excessively, the valve seat cannot be used, and the service life is shortened;
third, traditional valve accessories does not have the mounting structure of being convenient for during the use, and it is comparatively simple to fix between disk seat and the valve body, leads to the disk seat to easily slide, influences the leakproofness.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a good valve accessory of leakproofness to solve the relatively poor, inconvenient problem of consolidating and inconvenient installation of the leakproofness that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a valve fitting with good sealing performance comprises a valve seat, a fixed cavity and a nozzle, wherein the valve seat is arranged inside the nozzle, a cavity is annularly arranged in the middle of the inner part of the valve seat, a reinforcing ring is fixedly connected in the valve seat at the outer side of the cavity in an annular manner, a fixed cavity is annularly arranged in the cavity outside the reinforcing ring, one side in the fixed cavity is uniformly and fixedly connected with a seal box, and one side of the inside of the sealing box is uniformly and fixedly connected with a sealing spring, the inside of the sealing box at the top end of the sealing spring is connected with a piston in a sliding way, and both ends of one side of the piston are fixedly connected with connecting blocks which penetrate one end of the seal box and are welded with the other side of the inner part of the fixed cavity, the both ends of seal box opposite side all communicate with the cavity is inside through-hole, the reinforcing chamber has been seted up to the inside annular of disk seat in the fixed chamber outside, and has evenly seted up mounting structure in the inside upper end of disk seat in the reinforcing chamber outside.
Preferably, mounting hole, mounting groove, installation spring and installation piece have been set gradually to mounting structure's inside, the mounting groove is evenly seted up in the inside upper end of the disk seat of strengthening the chamber outside, and the equal fixedly connected with installation spring of the inside one end of mounting groove, the equal fixedly connected with installation piece of one end of installation spring, and the inside mounting hole of all offering and installing piece matched with all around of spout.
Preferably, the reinforcing ribs are uniformly and fixedly connected inside the reinforcing cavity, and the reinforcing ribs are triangular.
Preferably, strengthen the inside lower extreme annular of disk seat in the chamber outside and seted up the fixed slot, and the even fixedly connected with pressure spring in one side of fixed slot inside, the inside fixedly connected with of fixed slot of pressure spring one end extends to the outside sealing washer of disk seat.
Preferably, the inside of the fixed cavity is uniformly and fixedly connected with a buffer rod, and the surface of the buffer rod is wound with a buffer spring.
Preferably, the cavity is kept away from the even fixedly connected with wave type seal lip in one side of fixed chamber, and the anti-skidding line has evenly been seted up to one side that the cavity was kept away from to wave type seal lip.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the sealing box is arranged in the fixed cavity, the piston and the sealing spring are arranged in the sealing box, when the temperature difference change in the nozzle is large, when the valve seat deforms due to expansion with heat and contraction with cold, the piston can move through the connecting block to slide in the sealing box to compress the sealing spring, and partial air in the sealing box is conveyed into the cavity through the through hole, so that the cavity is prevented from shrinking, a gap is generated between the wave-shaped sealing lip and the butterfly plate, the sealing performance of the valve seat is reduced, the valve seat can be adjusted by itself, the problem that the sealing performance of the valve seat is reduced due to large temperature difference change, the leakage of pipeline fluid is caused, and unnecessary waste is caused is solved;
(2) the reinforcing ribs, the reinforcing cavity, the reinforcing ring, the buffer spring and the buffer rod are arranged in the valve seat, when the valve seat is impacted by water flow impact force or other external force, the buffer spring on the surface of the buffer rod can counteract the influence of part of external force on the valve seat, and the reinforcing ribs, the reinforcing cavity and the reinforcing ring are arranged at the same time, so that the mechanical strength of the valve seat can be improved, the valve seat is prevented from being seriously deformed, the damage of the valve seat is further avoided, the service life of the valve seat is prolonged, and the maintenance cost is reduced;
(3) the utility model discloses a valve seat, including the valve seat, the valve seat is fixed with the valve seat, through evenly setting up mounting structure in the inside upper end of disk seat, through stirring the installation piece, make installation piece sliding compression installation spring, later arrange the disk seat inside the spout, utilize the elasticity of installation spring, make the installation piece remove the card go into inside the mounting hole, and then firmly fix the disk seat inside the spout, avoid long-time use to lead to the unexpected slip of disk seat, reduce the leakproofness, and when dismantling, can dismantle the disk seat fast to breaking away from the mounting hole completely through stirring the installation piece, improve the work efficiency of maintenance valve.
Drawings
FIG. 1 is a schematic top sectional view of the present invention;
FIG. 2 is a schematic view of a partial front sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 4 is a schematic view of the local upward-looking enlarged structure of the present invention.
In the figure: 1. a mounting structure; 101. mounting holes; 102. mounting grooves; 103. installing a spring; 104. mounting blocks; 2. a valve seat; 3. a seal ring; 4. reinforcing ribs; 5. a reinforcement cavity; 6. a fixed cavity; 7. a reinforcing ring; 8. a buffer spring; 9. a cavity; 10. a sealing box; 11. a wave-shaped sealing lip; 12. a buffer rod; 13. Fixing grooves; 14. a compression spring; 15. a spout; 16. connecting blocks; 17. a piston; 18. and sealing the spring.
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. 1-4, the present invention provides a technical solution: a valve fitting with good sealing performance comprises a valve seat 2, a fixed cavity 6 and a nozzle 15, wherein the valve seat 2 is arranged inside the nozzle 15, and a cavity 9 is annularly formed in the middle of the inside of the valve seat 2;
one side of the cavity 9, which is far away from the fixed cavity 6, is uniformly and fixedly connected with a wave-shaped sealing lip 11, and one side of the wave-shaped sealing lip 11, which is far away from the cavity 9, is uniformly provided with anti-skid grains;
specifically, as shown in fig. 1 and 3, when the structure is used, firstly, the wave-shaped sealing lip 11 can improve the sealing performance between the valve seat 2 and the butterfly plate, and ensure the normal operation of the valve;
a reinforcing ring 7 is fixedly connected to the inner part of the valve seat 2 outside the cavity 9 in an annular manner, and a fixed cavity 6 is arranged in the inner part of the cavity 9 outside the reinforcing ring 7 in an annular manner;
specifically, as shown in fig. 1, when the structure is used, firstly, when the impact force of water flow or other external force impacts the valve seat 2, the buffer spring 8 on the surface of the buffer rod 12 can counteract the influence of a part of external force on the valve seat 2, so as to ensure the normal operation of the valve seat 2;
one side inside the fixed cavity 6 is uniformly and fixedly connected with a seal box 10, one side inside the seal box 10 is uniformly and fixedly connected with a seal spring 18, the inside of the seal box 10 at the top end of the seal spring 18 is respectively and slidably connected with a piston 17, two ends of one side of the piston 17 are respectively and fixedly connected with a connecting block 16 which penetrates through one end of the seal box 10 and is welded with the other side inside the fixed cavity 6, two ends of the other side of the seal box 10 are respectively communicated with the inside of the cavity 9 through holes, and a reinforcing cavity 5 is annularly arranged inside the valve seat 2 outside the fixed cavity 6;
reinforcing ribs 4 are uniformly and fixedly connected inside the reinforcing cavity 5, and the reinforcing ribs 4 are all triangular;
specifically, as shown in fig. 1, 3 and 4, when the structure is used, the triangular reinforcing ribs 4 are firstly utilized to improve the mechanical strength of the valve seat 2, prolong the service life of the valve seat and reduce the economic loss;
a fixing groove 13 is annularly formed in the lower end of the interior of the valve seat 2 outside the reinforcing cavity 5, a pressing spring 14 is uniformly and fixedly connected to one side of the interior of the fixing groove 13, and a sealing ring 3 extending to the exterior of the valve seat 2 is fixedly connected to the interior of the fixing groove 13 at one end of the pressing spring 14;
specifically, as shown in fig. 1, 2 and 4, when the structure is used, firstly, the elastic force of the pressing spring 14 is utilized to enable the sealing ring 3 to be firmly attached to the inner wall of the spout 15, so that the sealing performance of the sealing ring is improved;
the upper end inside the valve seat 2 outside the reinforcing cavity 5 is uniformly provided with the mounting structures 1;
the mounting structure 1 is internally provided with mounting holes 101, mounting grooves 102, mounting springs 103 and mounting blocks 104 in sequence, the mounting grooves 102 are uniformly formed in the upper end of the inside of the valve seat 2 outside the reinforced cavity 5, one ends of the insides of the mounting grooves 102 are fixedly connected with the mounting springs 103, one ends of the mounting springs 103 are fixedly connected with the mounting blocks 104, and the peripheries of the insides of the nozzles 15 are provided with the mounting holes 101 matched with the mounting blocks 104;
specifically, as shown in fig. 1 and 2, when the structure is used, the mounting block 104 is pushed to compress the mounting spring 103 in a sliding manner, the valve seat 2 is placed inside the spout 15, the mounting block 104 is moved to be clamped into the mounting hole 101 by the aid of the elastic force of the mounting spring 103, the valve seat 2 is further fixed inside the spout 15 firmly, accidental sliding of the valve seat 2 due to long-term use is avoided, and sealing performance is reduced.
The working principle is as follows: when the device is used, the mounting block 104 is firstly shifted, so that the mounting block 104 slides in the mounting groove 102 to compress the mounting spring 103, then the valve seat 2 is placed in the spout 15, after the mounting block 104 is loosened, the mounting block 104 is moved and clamped into the mounting hole 101 under the elastic force action of the mounting spring 103, and then the valve seat 2 is firmly fixed in the spout 15, the accidental sliding of the valve seat 2 caused by long-time use is avoided, and the sealing performance is reduced;
meanwhile, the elastic force of the compression spring 14 is utilized, so that the sealing ring 3 can be firmly attached to the inner wall of the nozzle 15, the self sealing performance of the sealing ring is improved, when the valve seat 2 is impacted by water flow impact force or other external force, the buffer spring 8 on the surface of the buffer rod 12 can counteract the influence of a part of external force on the valve seat 2, and meanwhile, the reinforcing ribs 4, the reinforcing cavity 5 and the reinforcing ring 7 are arranged, so that the self mechanical strength of the valve seat 2 can be improved, and the service life of the valve seat is prolonged;
when the inside difference in temperature of spout 15 changes when great, disk seat 2 takes place expend with heat and contract with cold and when deformation, can make connecting block 16 remove, drive piston 17 and compress sealing spring 18 at the inside slip of seal box 10, simultaneously with the inside partial air of seal box 10 pass through the through-hole and carry to inside cavity 9, avoid the shrink of cavity 9, and then make and produce the clearance between wave type seal lip 11 and the butterfly plate, reduce disk seat 2's leakproofness, and after the temperature is suitable, under sealing spring 18's spring action, make piston 17 resume the normal position, and then make the inside pressure of cavity 9 resume the original state.
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. A valve accessory that leakproofness is good, includes disk seat (2), fixed chamber (6) and spout (15), its characterized in that: the inner part of the nozzle (15) is provided with a valve seat (2), a cavity (9) is annularly arranged at the middle position inside the valve seat (2), a reinforcing ring (7) is fixedly connected to the inner part of the valve seat (2) at the outer side of the cavity (9), a fixed cavity (6) is annularly arranged inside the cavity (9) at the outer side of the reinforcing ring (7), one side inside the fixed cavity (6) is uniformly and fixedly connected with a seal box (10), one side inside the seal box (10) is uniformly and fixedly connected with a seal spring (18), the inner part of the seal box (10) at the top end of the seal spring (18) is respectively and slidably connected with a piston (17), two ends at one side of the piston (17) are respectively and fixedly connected with a connecting block (16) which penetrates through one end of the seal box (10) and is welded with the other side inside of the fixed cavity (6), two ends at the other side of the seal box, the fixed chamber (6) outside the valve seat (2) inside the ring has been seted up and has been strengthened chamber (5), and strengthens the valve seat (2) outside the chamber (5) inside upper end and evenly has seted up mounting structure (1).
2. The valve fitting of claim 1, wherein: mounting hole (101), mounting groove (102), installation spring (103) and installation piece (104) have set gradually to the inside of mounting structure (1), evenly set up in the inside upper end of disk seat (2) in strengthening the chamber (5) outside mounting groove (102), and the equal fixedly connected with installation spring (103) of the inside one end of mounting groove (102), the equal fixedly connected with installation piece (104) of one end of installation spring (103), and spout (15) inside all seted up all around with installation piece (104) matched with mounting hole (101).
3. The valve fitting of claim 1, wherein: strengthen the even fixedly connected with strengthening rib (4) in inside of chamber (5), and the shape of strengthening rib (4) is triangle-shaped.
4. The valve fitting of claim 1, wherein: strengthen the inside lower extreme annular of disk seat (2) in the chamber (5) outside and seted up fixed slot (13), and the even fixedly connected with pressure spring (14) in one side of fixed slot (13) inside, the inside fixedly connected with of fixed slot (13) of pressure spring (14) one end extends to disk seat (2) outside sealing washer (3).
5. The valve fitting of claim 1, wherein: the inside of fixed chamber (6) is even fixedly connected with buffer beam (12), and the surface of buffer beam (12) all twines buffer spring (8).
6. The valve fitting of claim 1, wherein: the cavity (9) is kept away from one side of the fixed cavity (6) and is uniformly fixedly connected with a wave-shaped sealing lip (11), and anti-slip lines are uniformly arranged on one side of the wave-shaped sealing lip (11) which is kept away from the cavity (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021556385.7U CN213271061U (en) | 2020-07-31 | 2020-07-31 | Valve fitting with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021556385.7U CN213271061U (en) | 2020-07-31 | 2020-07-31 | Valve fitting with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213271061U true CN213271061U (en) | 2021-05-25 |
Family
ID=75968338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021556385.7U Expired - Fee Related CN213271061U (en) | 2020-07-31 | 2020-07-31 | Valve fitting with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213271061U (en) |
-
2020
- 2020-07-31 CN CN202021556385.7U patent/CN213271061U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |