CN208951343U - A kind of high sealing coal gas nozzle - Google Patents
A kind of high sealing coal gas nozzle Download PDFInfo
- Publication number
- CN208951343U CN208951343U CN201821831757.5U CN201821831757U CN208951343U CN 208951343 U CN208951343 U CN 208951343U CN 201821831757 U CN201821831757 U CN 201821831757U CN 208951343 U CN208951343 U CN 208951343U
- Authority
- CN
- China
- Prior art keywords
- valve body
- bonnet
- layer
- coal gas
- screw thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of high sealing coal gas nozzles, it is simple to be intended to provide a kind of structure, the good and practical coal gas nozzle of sealing effect, its key points of the technical solution are that the connecting pin of bonnet and valve body is equipped with external screw thread and installation annular groove, valve body is equipped with internal screw thread compatible with external screw thread, rubber body is equipped in the installation annular groove, rubber body includes the interior resistance surface contradicted with bonnet and the outer resistance surface with valve body conflict, interior resistance surface is equipped with retention bead, bonnet is equipped with limiting groove compatible with retention bead, the outer resistance surface is equipped with several adsorption tanks, the utility model is suitable for valve technology field.
Description
Technical field
The utility model relates to a kind of valve technology fields, more specifically, it relates to a kind of high sealing coal gas nozzle.
Background technique
Currently, coal gas nozzle in the market, it includes valve body, is set to the intracorporal spool of valve and detachable with valve body one end
The bonnet of connection.The phenomenon that effect between traditional valve body and bonnet is poor, is easy to happen leak, to influence practical effect
Fruit.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of structure is simple, sealing effect
Good and practical coal gas nozzle.
To achieve the above object, the utility model provides following technical solution: a kind of high sealing coal gas nozzle, including valve
On the connecting pin of body, the bonnet for being set to the intracorporal spool of valve and being detachably connected with valve body one end, the bonnet and valve body
Equipped with external screw thread and installation annular groove, valve body is equipped with internal screw thread compatible with external screw thread, is equipped with rubber in the installation annular groove
Gum cover body, rubber body include that the interior resistance surface contradicted with bonnet and the outer resistance surface with valve body conflict, interior resistance surface are equipped with
Retention bead, bonnet are equipped with limiting groove compatible with retention bead, and the outer resistance surface is equipped with several adsorption tanks.
By using above-mentioned technical proposal, the connecting pin of bonnet and valve body is equipped with external screw thread and installation annular groove, valve body
It is equipped with internal screw thread compatible with external screw thread, is arranged by using above structure, passes through the cooperation of internal and external screw thread, it is ensured that
The convenience of connection is installed, and by being equipped with rubber body in installation annular groove, then good sealing effect is formd, into one
The setting rubber body to of step includes the interior resistance surface contradicted with bonnet and the outer resistance surface with valve body conflict, interior resistance surface
Equipped with retention bead, bonnet is equipped with limiting groove compatible with retention bead, by between retention bead and limiting groove
Cooperation, then improve good locating effect, several adsorption tanks be further equipped in outer resistance surface, and adsorption tank is set
The covered effect improved to valve body is set, good sealing effect is improved.
The utility model is further arranged to: the rubber body includes that the internal layer connecting with bonnet and valve body contradict
Outer layer and the elastic layer being set between internal layer and outer layer, the section of the elastic layer is wave-shaped, between elastic layer and outer layer
It is formed with the first cavity, the second cavity is formed between elastic layer and internal layer, is filled with bullet in the first cavity and the second cavity
Property cotton.
By using above-mentioned technical proposal, rubber body include the internal layer being connect with bonnet, with valve body contradict outer layer with
And it is set to the elastic layer between internal layer and outer layer, the rubber body being arranged using the above structure, by the way that elastic layer to be set to
Between internal layer and outer layer, it is wave-shaped that section further is set by elastic layer, and wavelike structure has good elasticity branch
Support effect then ensures good elastic packing effect, shape between further elastic layer and outer layer in rubber body stress
At there is the first cavity, it is formed with the second cavity between elastic layer and internal layer, is filled in the first cavity and the second cavity flexible
Cotton so that improving the globality between internal layer and elastic layer and outer layer and elastic layer, and improves good elasticity branch
Support effect.
The utility model is further arranged to: the trapezoidal shape in section of the adsorption tank side, and the slot inner wall of adsorption tank is in circle
Arcuation.
By using above-mentioned technical proposal, the slot inner wall of the trapezoidal shape in the section of adsorption tank side, adsorption tank is in arc-shaped, is adopted
Be arranged with above structure, by setting trapezoidal shape for adsorption tank, and the slot inner wall of adsorption tank is in arc-shaped, adsorption tank by
When power, good fit and covered effect are formed, and then improve good sealing effect.
The utility model is further arranged to: the groove depth of the adsorption tank is between 0.5-0.8mm.
By using above-mentioned technical proposal, the groove depth of adsorption tank is between 0.5-0.8mm, by setting the groove depth of adsorption tank
It sets in the range of above-mentioned value, improves good adsorption effect, and then ensure good fitting effect, it is ensured that sealing effect
Fruit.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high sealing coal gas nozzle embodiment of the utility model.
Fig. 2 is structure enlargement diagram at A in Fig. 1.
Fig. 3 is a kind of cross-sectional view of high sealing coal gas nozzle embodiment rubber body of the utility model.
Appended drawing reference in figure, 1- valve body, 10- internal screw thread, 2- spool, 3- bonnet, 30- external screw thread, 31- install annular groove, 32-
Limiting groove, 4- rubber body, 40- retention bead, 41- adsorption tank, 5- internal layer, the second cavity of 50-, 6- outer layer, the first chamber of 60-
Body, 7- elastic layer.
Specific embodiment
A kind of high sealing coal gas nozzle embodiment of the utility model is described further referring to figs. 1 to Fig. 3.
A kind of high sealing coal gas nozzle, it is detachable including valve body 1, the spool being set in valve body 12 and with 1 one end of valve body
The connecting pin of the bonnet 3 of connection, bonnet 3 and valve body 1 is equipped with external screw thread 30 and installation annular groove 31, the company of bonnet 3 and valve body 1
It connects end and is equipped with external screw thread 30 and installation annular groove 31, valve body 1 is equipped with internal screw thread 10 compatible with external screw thread 30, by adopting
It is arranged with above structure, passes through the cooperation of internal and external screw thread, it is ensured that the convenience of connection is installed, and by installation annular groove
Be equipped with rubber body 4 in 31, then form good sealing effect, further set rubber body 4 to include and bonnet 3
Contradict interior resistance surface and with valve body 1 contradict outer resistance surface, interior resistance surface be equipped with retention bead 40, bonnet 3 be equipped with
The compatible limiting groove 32 of retention bead 40 is then improved good by the cooperation between retention bead 40 and limiting groove 32
Good locating effect is further equipped with several adsorption tanks 41 in outer resistance surface, and the setting of adsorption tank 41 is improved to valve
The covered effect of body 1 improves good sealing effect.
The utility model is further arranged to, and rubber body 4 includes that the internal layer 5 connecting with bonnet 3 and valve body 1 contradict
Outer layer 6 and the elastic layer 7 being set between internal layer 5 and outer layer 6, the rubber body 4 being arranged using the above structure, by by bullet
Property layer 7 be set between internal layer 5 and outer layer 6, it is wave-shaped further to set section for elastic layer 7, wavelike structure tool
Standby good resilient support effect then ensures good elastic packing effect, further bullet in rubber 4 stress of body
It is formed with the first cavity 60 between property layer 7 and outer layer 6, the second cavity 50, the first cavity are formed between elastic layer 7 and internal layer 5
60 and second are filled with elastic cotton in cavity 50, so that improving whole between internal layer and elastic layer and outer layer and elastic layer
Body, and improve good resilient support effect.
The utility model is further arranged to, the trapezoidal shape in the section of adsorption tank 41, and the slot inner wall of adsorption tank 41 is in circular arc
Shape is arranged using the above structure, and by setting trapezoidal shape for adsorption tank 41, and the slot inner wall of adsorption tank 41 is in arc-shaped,
In 41 stress of adsorption tank, good fit and covered effect are formed, and then improve good sealing effect.
The utility model is further arranged to, and the groove depth of adsorption tank 41 is between 0.5-0.8mm, by by adsorption tank 41
Groove depth is arranged in the range of above-mentioned value, improves good adsorption effect, and then ensure good fitting effect, it is ensured that
Sealing effect.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, the skill of this field
Art personnel carry out common variations and alternatives within the scope of technical solutions of the utility model should be included in the guarantor of the utility model
It protects in range.
Claims (4)
1. a kind of high sealing coal gas nozzle, including valve body (1), the spool (2) being set in valve body (1) and with valve body (1) one end
The bonnet (3) being detachably connected, which is characterized in that the connecting pin of the bonnet (3) and valve body (1) be equipped with external screw thread (30) with
And installation annular groove (31), valve body (1) are equipped with external screw thread (30) compatible internal screw thread (10), the installation annular groove (31) is interior
Equipped with rubber body (4), rubber body (4) includes the interior resistance surface contradicted with bonnet (3) and outer the supporting with valve body (1) conflict
Contacting surface, interior resistance surface are equipped with retention bead (40), and bonnet (3) is equipped with retention bead (40) compatible limiting groove
(32), the outer resistance surface is equipped with several adsorption tanks (41).
2. a kind of high sealing coal gas nozzle according to claim 1, which is characterized in that the rubber body (4) includes and valve
The internal layer (5) and valve body (1) outer layer (6) contradicted of cap (3) connection and the elasticity being set between internal layer (5) and outer layer (6)
Layer (7), the section of the elastic layer (7) is wave-shaped, is formed between elastic layer (7) and outer layer (6) the first cavity (60), elasticity
It is formed with the second cavity (50), is filled in the first cavity (60) and the second cavity (50) flexible between layer (7) and internal layer (5)
Cotton.
3. a kind of high sealing coal gas nozzle according to claim 1 or 2, which is characterized in that adsorption tank (41) side is cut
The trapezoidal shape in face, the slot inner wall of adsorption tank (41) are in arc-shaped.
4. a kind of high sealing coal gas nozzle according to claim 1 or 2, which is characterized in that the groove depth of the adsorption tank (41)
Between 0.5-0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821831757.5U CN208951343U (en) | 2018-11-07 | 2018-11-07 | A kind of high sealing coal gas nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821831757.5U CN208951343U (en) | 2018-11-07 | 2018-11-07 | A kind of high sealing coal gas nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208951343U true CN208951343U (en) | 2019-06-07 |
Family
ID=66744278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821831757.5U Expired - Fee Related CN208951343U (en) | 2018-11-07 | 2018-11-07 | A kind of high sealing coal gas nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208951343U (en) |
-
2018
- 2018-11-07 CN CN201821831757.5U patent/CN208951343U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201354187Y (en) | Bottle cork | |
| CN208951343U (en) | A kind of high sealing coal gas nozzle | |
| CN201190825Y (en) | Pin valve seal structure for pressure display device of gas fire-extinguishing system | |
| CN208997371U (en) | A kind of gate valve | |
| CN203190038U (en) | Connecting structure of cylinder mouth and cylinder valve of gas cylinder | |
| CN203670881U (en) | Low-torque ball valve | |
| CN202891420U (en) | Tea cup sealed through conical surfaces | |
| CN202091505U (en) | Sucked type plastic sealing ring | |
| CN203857036U (en) | Oil seal | |
| CN204942563U (en) | A kind of stop valve | |
| CN205605849U (en) | High performance does not have round pin soft seal dish valve | |
| CN205001718U (en) | Three -way joint | |
| CN205136667U (en) | Ball valve | |
| CN206112238U (en) | Be convenient for adjust formula valve | |
| CN204512557U (en) | Double-sealing tyre valve | |
| CN208750024U (en) | A kind of high-leak tightness valve | |
| CN203240022U (en) | Check valve | |
| CN203239950U (en) | Butterfly valve plate ball-shaped sealing face structure | |
| CN208236515U (en) | A kind of engine cylinder ring of band annular seal rubber muscle | |
| CN203020689U (en) | Inner plug of bottle cover | |
| CN203868595U (en) | Large-scale pipe sealing cover assembly | |
| CN208859153U (en) | A kind of Valve joint | |
| CN203162205U (en) | One-piece type internal thread ball valve | |
| CN218326313U (en) | Drip irrigation bypass valve | |
| CN205781638U (en) | A kind of embedded seal ring formula composite pipe |
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: 20190607 Termination date: 20211107 |