CN206694609U - A kind of vacuum drying oven explosion-protection equipment - Google Patents
A kind of vacuum drying oven explosion-protection equipment Download PDFInfo
- Publication number
- CN206694609U CN206694609U CN201720286197.9U CN201720286197U CN206694609U CN 206694609 U CN206694609 U CN 206694609U CN 201720286197 U CN201720286197 U CN 201720286197U CN 206694609 U CN206694609 U CN 206694609U
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- China
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- bonnet
- valve body
- valve seat
- protection equipment
- drying oven
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Abstract
The utility model belongs to vacuum high temperature furnace equipment technical field, specifically a kind of vacuum high temperature furnace explosion-protection equipment.Including valve body, bonnet, valve seat and elastomeric element, wherein valve body is connected with valve seat, the elastomeric element and bonnet are placed in valve body and the elastomeric element makes bonnet be adjacent to the valve seat, sealing ring are provided between the bonnet and the valve seat, the side wall of the valve body is provided with passage.The utility model is simple in construction, small volume, install convenient, that is, solves existing potential safety hazard during vacuum high temperature furnace use, and vacuum in stove will not be impacted again.
Description
Technical field
The utility model belongs to vacuum high temperature furnace equipment technical field, specifically a kind of explosion-proof dress of vacuum high temperature furnace
Put.
Background technology
Explosion-protection equipment is part essential in high-temperature vacuum furnace apparatus, and the working environment of vacuum high temperature furnace is one
Individual closed room, it is likely occurred if malleation is excessive in stove caused by maloperation, equipment fault etc. occurs in equipment work
Explosive incident, this just needs to install a kind of safe and reliable explosion-protection equipment on vacuum high temperature furnace.
The existing most volume of explosion-protection equipment is larger, complicated, use cost is higher does not meet on vacuum high temperature furnace
Use condition.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of vacuum high temperature furnace explosion-protection equipment.The device knot
Structure is simple, small volume, install convenient, good reliability, and production cost is low.
To achieve the above object, the utility model uses following technical scheme：
A kind of vacuum drying oven explosion-protection equipment, including valve body, bonnet, valve seat and elastomeric element, wherein valve body are connected with valve seat, institute
State elastomeric element and bonnet is placed in valve body and the elastomeric element makes bonnet be adjacent to the valve seat, the bonnet and institute
State and be provided with sealing ring between valve seat, the side wall of the valve body is provided with passage.
The elastomeric element is spring.
The inner cavity top of the valve body is provided with positive stop lug boss I, and one end of the bonnet is provided with positive stop lug boss II, the spring
Both ends be sheathed on respectively on the positive stop lug boss I and positive stop lug boss II.
The inner chamber of the valve body is two sections of stepped cavities, and the positive stop lug boss I is arranged at the top of inboard cavity, and the passage is
Multiple and circumferentially distributed in the side wall of outboard cavity, the inwall of the excircle of the bonnet and the inboard cavity is slidably connected.
One end of the bonnet is provided with groove, and the positive stop lug boss II is arranged at the bottom of groove.
The other end of the bonnet is circumferentially arranged with the annular groove for housing sealing ring.
The valve seat includes pedestal and flange, and one end of the pedestal is connected with the valve body screw thread, the other end and flange
It is connected, the flange is connected with vacuum high temperature furnace valve seat interface.
The advantages of the utility model is with good effect：
1. the utility model provides a kind of explosion-protection equipment of vacuum high temperature furnace, simple in construction, small volume, install convenient,
Solve existing potential safety hazard during vacuum high temperature furnace use, vacuum in stove will not be impacted again.
Explode, improve 2. malleation is excessive in stove caused by the utility model can prevent maloperation, equipment fault etc.
Vacuum high temperature furnace course of work security, good reliability, production cost are low.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of valve seat in the utility model；
Fig. 3 is the structural representation of valve body in the utility model；
Fig. 4 is the structural representation of bonnet in the utility model.
In figure：1 is valve body, and 11 be positive stop lug boss I, and 12 be passage, and 2 be spring, and 3 be bonnet, and 31 be groove, and 32 are limited
Position boss II, 33 be annular groove, and 4 be valve seat, and 41 be pedestal, and 42 be flange, and 5 be connecting bolt, and 6 be that vacuum high temperature furnace valve seat connects
Mouthful, 7 be sealing ring.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in detail example.
As shown in figure 1, a kind of vacuum drying oven explosion-protection equipment provided by the utility model, including valve body 1, bonnet 3, valve seat 4 and
Elastomeric element, wherein valve body 1 are connected with valve seat 4, and the elastomeric element and bonnet 3 are placed in valve body 1 and the elastomeric element
Bonnet 3 is adjacent to valve seat 4, sealing ring 7 is provided between bonnet 3 and valve seat 4, the side wall of valve body 1 is provided with passage 12.
In an embodiment of the present utility model, the elastomeric element is spring 2.
As shown in Fig. 2 valve seat 4 includes pedestal 41 and flange 42, one end of pedestal 41 is threadedly coupled with valve body 1, the other end
Welded with flange 42, flange 42 is fixedly connected with vacuum high temperature furnace valve seat interface 6 by connecting bolt 5, and flange 42 and high temperature are true
Sealed between empty stove valve seat interface 6 by sealing ring.
As shown in figure 3, the inner cavity top of valve body 1 is provided with positive stop lug boss I11.As shown in figure 4, one end of bonnet 3 is provided with limit
Position boss II32, the both ends of spring 2 are sheathed on positive stop lug boss I11 and positive stop lug boss II32 respectively.
Further, as shown in figure 3, the inner chamber of valve body 1 is two sections of stepped cavities, i.e., including inboard cavity and outboard cavity, outside
The diameter of chamber is more than the diameter of inboard cavity.Positive stop lug boss I11 is arranged at the top of inboard cavity, and passage 12 is multiple and circumferentially
Be distributed in the side wall of outboard cavity, for normal pressure in stove it is excessive when outwardly discharge gas.The excircle and inboard cavity of bonnet 3
Inwall be slidably connected.
Further, as shown in figure 4, one end of bonnet 3 is provided with groove 31, positive stop lug boss II32 is arranged at the bottom of groove 31
Portion.The other end of bonnet 3 is circumferentially arranged with the annular groove 33 for housing sealing ring 7.
After the valve seat 4, valve body 1, bonnet 3, spring 2 assemble, adjustment valve body 1 makes the Opening pressure of bonnet 3 be
0.1kg/cm2。
Operation principle of the present utility model is：
During vacuum high temperature furnace normal work, spring 2 supports bonnet 3 to be fitted tightly on valve seat 1, due to bonnet 3 and valve seat 4
Between be provided with sealing ring 7, therefore vacuum in stove will not be had an impact, when normal pressure is excessive in stove, explosion-proof valve starts to play
Effectiveness.When furnace pressure is more than 0.1kg/cm2When, bonnet 3 will be jacked up, and the passage of gas from the outboard cavity of valve body 1 is arranged to big
Gas；When air pressure is less than 0.1kg/cm in stove2When, spring 2 supports bonnet 3 to be bonded on valve seat 4, and explosion-proof valve is closed.
A kind of explosion-protection equipment of vacuum high temperature furnace provided by the utility model, simple in construction, small volume, install convenient, can
By property is good, production cost is low, it can effectively prevent existing potential safety hazard during vacuum high temperature furnace use, improve high-temperature vacuum
The security that stove uses.
Embodiment of the present utility model is the foregoing is only, is not intended to limit the scope of protection of the utility model.It is all
Made within spirit of the present utility model and principle any modification, equivalent substitution and improvements, extension etc., are all contained in this reality
With in new protection domain.
Claims (7)
- A kind of 1. vacuum drying oven explosion-protection equipment, it is characterised in that including valve body (1), bonnet (3), valve seat (4) and elastomeric element, its Middle valve body (1) is connected with valve seat (4), and the elastomeric element and bonnet (3) are placed in valve body (1) and the elastomeric element makes Bonnet (3) is adjacent to the valve seat (4), and sealing ring (7), the valve body are provided between the bonnet (3) and the valve seat (4) (1) side wall is provided with passage (12).
- 2. vacuum drying oven explosion-protection equipment according to claim 1, it is characterised in that the elastomeric element is spring (2).
- 3. vacuum drying oven explosion-protection equipment according to claim 2, it is characterised in that the inner cavity top of the valve body (1) is provided with Positive stop lug boss I (11), one end of the bonnet (3) are provided with positive stop lug boss II (32), and the both ends of the spring (2) are sheathed on respectively On the positive stop lug boss I (11) and positive stop lug boss II (32).
- 4. vacuum drying oven explosion-protection equipment according to claim 3, it is characterised in that the inner chamber of the valve body (1) is two sections of ranks Terraced chamber, the positive stop lug boss I (11) are arranged at the top of inboard cavity, and the passage (12) is multiple and circumferentially distributed in outer In the side wall of side chamber, the inwall of the excircle and the inboard cavity of the bonnet (3) is slidably connected.
- 5. vacuum drying oven explosion-protection equipment according to claim 3, it is characterised in that one end of the bonnet (3) is provided with groove (31), the positive stop lug boss II (32) is arranged at the bottom of groove (31).
- 6. vacuum drying oven explosion-protection equipment according to claim 3, it is characterised in that the other end of the bonnet (3) is circumferentially Provided with the annular groove (33) for housing sealing ring (7).
- 7. vacuum drying oven explosion-protection equipment according to claim 1, it is characterised in that the valve seat (4) include pedestal (41) and Flange (42), one end of the pedestal (41) are threadedly coupled with the valve body (1), and the other end is connected with flange (42), the method Blue (42) are connected with vacuum high temperature furnace valve seat interface (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720286197.9U CN206694609U (en) | 2017-03-22 | 2017-03-22 | A kind of vacuum drying oven explosion-protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720286197.9U CN206694609U (en) | 2017-03-22 | 2017-03-22 | A kind of vacuum drying oven explosion-protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206694609U true CN206694609U (en) | 2017-12-01 |
Family
ID=60444177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720286197.9U Active CN206694609U (en) | 2017-03-22 | 2017-03-22 | A kind of vacuum drying oven explosion-protection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206694609U (en) |
-
2017
- 2017-03-22 CN CN201720286197.9U patent/CN206694609U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |