CN212929096U - Sealing structure for gas odorization device - Google Patents
Sealing structure for gas odorization device Download PDFInfo
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- CN212929096U CN212929096U CN202021388086.7U CN202021388086U CN212929096U CN 212929096 U CN212929096 U CN 212929096U CN 202021388086 U CN202021388086 U CN 202021388086U CN 212929096 U CN212929096 U CN 212929096U
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- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 36
- 239000010959 steel Substances 0.000 claims abstract description 36
- 239000000843 powder Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 11
- 239000010410 layer Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000003034 coal gas Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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Abstract
The utility model discloses a sealing structure for a gas odorizing device, which belongs to the technical field of sealing structures and comprises a pipeline, wherein one end of the pipeline is fixedly connected with a flange and is detachably connected with a diaphragm valve through the flange, the inner side wall of a sealing groove on the surface of the flange is bonded with a sealing ring, the sealing ring comprises a rubber ring and a steel ring, the inner side wall of the rubber ring is fixedly connected with the steel ring, the steel ring is in a wave-shaped shape, the end of the diaphragm valve is fixedly connected with an output seat, one side of the inner side wall of the output seat is provided with an inserting groove, the inner side wall of the inserting groove is provided with a thread, the sealing structure for the gas odorizing device of the utility model is connected with the flange through a double-layer sealing structure, has strong sealing performance and is not, gas leakage can be further prevented.
Description
Technical Field
The utility model relates to a seal structure technical field especially relates to a gas adds smelly seal structure for device.
Background
An organic compound or mixture having a strong odor, when added to a gas at a very low concentration, imparts a distinctive, unpleasant warning odor to the gas so that the leaking gas is perceived when it reaches its lower explosive limit of 5% or a harmful concentration acceptable to humans, however, existing gas odorizing devices have poor seals, uneven odorizing pressure, are affected by the flow, temperature and pressure of the gas, and have a high failure rate.
201820677547.9 discloses a gas odorizing device with good sealing effect, which can protect the gas storage tank more completely by the protection box, prevent the gas storage tank from being damaged by external impact, effectively improve the safety of the device, and can cooperate with the protection box to consolidate the protection effect for the gas storage tank by the arranged box door, and can be conveniently observed by the staff through the arranged window, and can be conveniently observed by the staff through the arranged pressure gauge and the arranged volumetric meter, so that the staff can observe the content and the pressure of the gas in the gas storage tank, and can conveniently master the working data of the device, and can conveniently add gas into the gas storage tank through the arranged gas inlet pipe, and can ensure the tightness of the gas inlet pipe by the arranged valve, thereby increasing the sealing effect, and can effectively provide sealing effect above the gas inlet pipe, between the connecting flanges and at one end of the output pipe by the arranged sealing gasket, increase the gas tightness, make the device safer, connecting pipe through setting up, flange, output tube and output flange, the output of the gas of can being convenient for, high durability and convenient use, diaphragm valve through setting up, can increase the odorizing pressure of device under the circumstances of guaranteeing the device gas tightness, increase odorizing efficiency, can effectively reduce staff's operating pressure, it is cotton to keep warm through the setting, can effectively increase the heat preservation ability of gas holder, prevent that the ambient temperature from causing the influence to gas holder internal pressure, increase the security, through the universal wheel that sets up, the staff of being convenient for removes the device, increase the mobility of device, through the support that sets up, can effectively increase the fixed strength of gas holder, and the structural strength is improved.
The traditional sealing structure for the gas odorizing device has the following defects: 1. the traditional sealing structure for the gas odorizing device only uses a single-layer rubber ring to achieve the sealing effect, the sealing effect is poor, and the rubber ring is easily deformed and damaged after being extruded for many times; 2. the traditional gas odorizing device only uses a diaphragm valve to achieve a sealing effect, the sealing effect is poor, and leakage accidents are still easy to happen when the diaphragm valve is damaged; therefore, a sealing structure for a gas odorizing device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sealing structure for a gas odorizing device, which uses a double-layer sealing structure at the connecting flange of the sealing structure for the gas odorizing device, has strong sealing performance and is not easy to leak, a flange fixedly connected with one end of a pipeline and a flange fixedly connected with one end of a diaphragm valve are both bonded with sealing rings, each sealing ring comprises a rubber ring and a steel ring, the inside of the rubber ring is fixedly connected with a steel ring in a wave pattern shape, the rubber is soft and elastic, the steel ring can rapidly rebound under normal temperature pressure, the steel ring can support the rubber ring to prevent the rubber ring from being deformed and damaged for many times under pressure, the steel ring is in a wave pattern shape, and can be embedded with the opposite steel ring when the two sealing rings are connected, so that the sealing rings are more tightly connected and the sealing performance is improved, the output end of the sealing structure for the gas odorizing device of the, because the slot inside wall of output seat has seted up the screw thread, and the piston surface bonds and has the rubber ring and peg graft inside the slot, and piston surface multilayer rubber ring fills in the gap department at piston and output seat slot, and the range upon range of is folding, and rubber matter is soft flexible, and the pressurized ability resilience rapidly under normal atmospheric temperature is sealed effectual, and during the use, the hand handle is extracted the piston from the slot, fills in the slot with the piston when not, can further prevent that the coal gas from leaking.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of seal structure for gas odorization device, the pipeline comprises a pipeline, pipeline one end fixedly connected with flange just can dismantle with the diaphragm valve through the flange and be connected, the seal groove inside wall on flange surface bonds there is the sealing washer, the sealing washer includes rubber circle and steel ring, rubber circle inside wall fixedly connected with steel ring, the steel ring is the wavy line form, the terminal fixedly connected with output seat of diaphragm valve, the slot has been seted up to output seat inside wall one side, the slot inside wall is seted up threadedly, slot inside wall and piston connection, the piston surface bonds there is the rubber ring, the terminal fixedly connected with piston lid of piston.
Optionally, the surface of the flange is provided with a screw hole and is detachably connected with the diaphragm valve through the screw hole, a bolt and a nut.
Optionally, a handle is welded on the surface of the piston cover.
Optionally, the output seat and the piston are both made of stainless steel.
Optionally, the surfaces of the output seat and the piston are both sprayed with electrostatic powder.
The utility model has the advantages as follows:
the embodiment of the utility model provides a gas adds smelly seal structure for device:
1. the utility model discloses gas adds smelly seal structure flange department for device and uses double-deck seal structure, sealing performance is strong, be difficult for revealing, the sealing washer has all been bonded to flange and the flange surface that some of diaphragm valve one end fixed connection of pipeline one end fixed connection, the sealing washer includes rubber circle and steel ring, fixedly connected with is the steel ring of wave line form in the rubber circle, the rubber matter is soft elastic, it can kick-back rapidly to receive the pressure under normal atmospheric temperature, the steel ring can support the rubber circle and prevent that the rubber circle from receiving the pressure to warp the damage many times, the steel ring is the wave line form, can be when two sealing washers connect with opposite steel ring gomphosis, it is inseparabler to make the sealing washer connect, increase the leakproofness, solve the problem of the easy damage of rubber ring of traditional gas.
2. The utility model discloses gas adds smelly seal structure for device's output is provided with the seal structure of piston form, further increase seal structure's leakproofness, because the slot inside wall of output seat is seted up threadedly, the piston surface bonds and has the rubber ring and peg graft inside the slot, piston surface multilayer rubber ring fills the space department at piston and output seat slot, stack one upon one, the rubber matter is soft flexible, the ability kick-backs rapidly under the normal atmospheric temperature pressurized, it is sealed effectual, during the use, hand handle extracts the piston from the slot, the slot is filled in with the piston when not, can further prevent coal gas leakage, solve traditional gas and add smelly device and use seal structure's sealed poor problem of effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a sealing structure for a gas odorizing device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a flange of a sealing structure for a gas odorizing device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a sealing ring of a sealing structure for a gas odorizing device according to an embodiment of the present invention.
In the figure: 1. a pipeline; 2. a flange; 3. a screw hole; 4. a piston; 5. a rubber ring; 6. a piston cap; 7. a handle; 8. a bolt; 9. a nut; 10. a diaphragm valve; 11. an output base; 12. a slot; 13. a seal ring; 1301. a rubber ring; 1302. and (5) steel rings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
A seal structure for a gas odorizing device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Referring to fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a seal structure for gas odorizing device, including pipeline 1, 1 one end fixedly connected with flange 2 of pipeline and through flange 2 can dismantle with diaphragm valve 10 and be connected, the seal groove inside wall on 2 surfaces of flange bonds there is sealing washer 13, sealing washer 13 includes rubber ring 1301 and steel ring 1302, rubber ring 1301 inside wall fixedly connected with steel ring 1302, steel ring 1302 is the wavy line form, the terminal fixedly connected with output seat 11 of diaphragm valve 10, slot 12 has been seted up to output seat 11 inside wall one side, slot 12 inside wall is seted up threadedly, slot 12 inside wall is connected with piston 4, piston 4 surface bonds has rubber ring 5, the terminal fixedly connected with piston lid 6 of piston 4.
Illustratively, the sealing structure joint flange for the gas odorizing device of the utility model uses a double-layer sealing structure, which has strong sealing performance and is not easy to leak, the flange 2 fixedly connected with one end of the pipeline 1 and the flange 2 fixedly connected with one end of the diaphragm valve 10 are both bonded with the sealing ring 13, the sealing ring 13 comprises a rubber ring 1301 and a steel ring 1302, the steel ring 1302 in the shape of wave lines is fixedly connected in the rubber ring 1301, the rubber is soft and elastic, and can rebound rapidly under normal temperature, the steel ring 1302 can support the rubber ring 1301 to prevent the rubber ring 1301 from deforming and damaging for many times under pressure, the steel ring 1302 is in the shape of wave lines and can be embedded with the steel ring 1302 opposite to ensure that the sealing ring 13 is connected more tightly and the sealing performance is increased, the output end of the sealing structure for the gas odorizing device of the utility model is provided with a piston-shaped sealing structure, the sealing, because the inner side wall of the slot 12 of the output seat 11 is provided with threads, the surface of the piston 4 is bonded with the rubber ring 5 and is inserted in the slot 12, the plurality of layers of rubber rings 5 on the surface of the piston 4 are filled in the gap between the piston 4 and the slot 12 of the output seat 11 and are stacked layer by layer, the rubber is soft and elastic, can rebound rapidly under normal temperature and has good sealing effect, when in use, the piston 4 is pulled out from the slot 12 by the hand handle 7, and when not in use, the piston 4 is plugged into the slot 12, thereby further preventing gas leakage.
Referring to fig. 1, a screw hole 3 is formed in the surface of the flange 2 and is detachably connected to a diaphragm valve 10 through the screw hole 3, a bolt 8 and a nut 9.
In the example, the surface of the flange 2 is provided with a screw hole 3 and is detachably connected with the diaphragm valve 10 through the screw hole 3, a bolt 8 and a nut 9, and the bolt connection mode is convenient to mount and dismount and is stable to mount.
Referring to fig. 1, a handle 7 is welded to the surface of the piston cover 6.
Illustratively, the piston cover 6 is welded with a handle 7 on the surface, which is convenient for mounting and dismounting the piston 4.
Referring to fig. 1, the output seat 11 and the piston 4 are made of stainless steel.
For example, stainless steel is not prone to corrosion and rust, and the service life of the output seat 11 and the piston 4 is long.
Referring to fig. 1, the output seat 11 and the surface of the piston 4 are both sprayed with electrostatic powder.
Illustratively, the electrostatic powder resists corrosion and rust, increasing the useful life of the output seat 11 and the piston 4.
When the diaphragm valve is used, the sealing rings 13 are bonded on the surfaces of the flange 2 fixedly connected with one end of the pipeline 1 and the flange 2 fixedly connected with one end of the diaphragm valve 10, each sealing ring 13 comprises a rubber ring 1301 and a steel ring 1302, the steel ring 1302 in the shape of raised grains is fixedly connected in the rubber ring 1301, the rubber is soft and elastic and can rapidly rebound under normal temperature, the steel ring 1302 can support the rubber ring 1301 to prevent the rubber ring 1301 from being deformed and damaged under pressure for many times, the steel ring 1302 in the shape of raised grains can be embedded with the steel ring 1302 opposite to each other when the two sealing rings 13 are connected, so that the sealing rings 13 are connected more tightly and the sealing performance is improved, because the inner side wall of the slot 12 of the output seat 11 is provided with threads, the rubber ring 5 is bonded on the surface of the piston 4 and is inserted in the slot 12, the multilayer rubber rings 5 on the surface of the piston 4 are filled in the, the gas-tight sealing device can rebound rapidly under pressure at normal temperature, has good sealing effect, and can further prevent gas leakage by pulling the piston 4 out of the slot 12 by holding the handle 7 with hands when in use and plugging the piston 4 into the slot 12 when not in use.
The utility model relates to a sealing structure for a gas odorizing device, which comprises a pipe 1; 2. a flange; 3. a screw hole; 4. a piston; 5. a rubber ring; 6. a piston cap; 7. a handle; 8. a bolt; 9. a nut; 10. a diaphragm valve; 11. an output base; 12. a slot; 13. a seal ring; 1301. a rubber ring; 1302. the steel ring and the parts are all universal standard parts or parts known to those skilled in the art, and the structure and the principle of the steel ring and the parts are known to those skilled in the art through technical manuals or through routine experimental methods.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. A sealing structure for a gas odorizing device comprises a pipeline (1) and is characterized in that, one end of the pipeline (1) is fixedly connected with a flange (2) and is detachably connected with a diaphragm valve (10) through the flange (2), a sealing ring (13) is bonded on the inner side wall of the sealing groove on the surface of the flange (2), the sealing ring (13) comprises a rubber ring (1301) and a steel ring (1302), the inner side wall of the rubber ring (1301) is fixedly connected with a steel ring (1302), the steel ring (1302) is in a wave-shaped pattern, the tail end of the diaphragm valve (10) is fixedly connected with an output seat (11), one side of the inner side wall of the output seat (11) is provided with a slot (12), the inner side wall of the slot (12) is provided with screw threads, the inner side wall of the slot (12) is connected with the piston (4), the rubber ring (5) is bonded on the surface of the piston (4), and the tail end of the piston (4) is fixedly connected with a piston cover (6).
2. A sealing structure for a gas odorizing device according to claim 1, wherein the surface of the flange (2) is provided with a screw hole (3) and is detachably connected to the diaphragm valve (10) through the screw hole (3), a bolt (8) and a nut (9).
3. A sealing structure for a gas odorizing device according to claim 1, characterized in that a handle (7) is welded to the surface of the piston cap (6).
4. A seal structure for a gas odorizing device according to claim 1, wherein both the output base (11) and the piston (4) are made of stainless steel.
5. The sealing structure for a gas odorizing device according to claim 1, wherein the surfaces of the output seat (11) and the piston (4) are sprayed with electrostatic powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021388086.7U CN212929096U (en) | 2020-07-15 | 2020-07-15 | Sealing structure for gas odorization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021388086.7U CN212929096U (en) | 2020-07-15 | 2020-07-15 | Sealing structure for gas odorization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212929096U true CN212929096U (en) | 2021-04-09 |
Family
ID=75330123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021388086.7U Expired - Fee Related CN212929096U (en) | 2020-07-15 | 2020-07-15 | Sealing structure for gas odorization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212929096U (en) |
-
2020
- 2020-07-15 CN CN202021388086.7U patent/CN212929096U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |