CN207609829U - A kind of explosion-proof valve with high temperature pressure relief device - Google Patents
A kind of explosion-proof valve with high temperature pressure relief device Download PDFInfo
- Publication number
- CN207609829U CN207609829U CN201721663955.0U CN201721663955U CN207609829U CN 207609829 U CN207609829 U CN 207609829U CN 201721663955 U CN201721663955 U CN 201721663955U CN 207609829 U CN207609829 U CN 207609829U
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- Prior art keywords
- explosion
- proof valve
- pressure relief
- relief device
- high temperature
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Abstract
The utility model discloses a kind of explosion-proof valves with high temperature pressure relief device, the explosion-proof valve chest of runner pipe is connected including both ends, it is provided with guide rod in the explosion-proof valve chest and is used to support the supporting rod of guide rod, the sealing valve of rotatable ellipsoid is provided on the supporting rod, the supporting rod is slidably connected with guide rod, the supporting rod is hollow structure, and high temperature pressure relief device is provided in the explosion-proof valve chest.The utility model is opened the guiding air-flow discharge of high temperature pressure relief device, prevents the temperature in air-flow from continuing to conduct along runner pipe when the temperature is excessively high by hollow supporting rod sense temperature, and pressure caused by the drastically raising of temperature is prevented to become larger caused security risk.The present apparatus uses mechanical structure, simple in structure, and using reliable, maintenance cost is low, can effectively reduce the extraneoas loss that pressure, temperature variation is brought.
Description
Technical field
The utility model is related to the explosion-protection equipments in a kind of granulation drying equipment, and in particular to a kind of band high temperature pressure relief device
Explosion-proof valve.
Background technology
Granulating drier is the indispensable equipment in the fields such as pharmacy, food, feed, chemical industry, electric power, granulating drier
Operation principle is usually material particle fluidized state in a ring in drying receptacle, by the heating preheating of air by purification
And mixing, binder solution is atomized and is sprayed into, makes particle buildup at the granule containing adhesive, then under the action of hot-air, is rolled into a ball
Moisture constantly evaporates in grain, and adhesive, this process constantly repeats, and forms ideal, uniform more micropore spherical particles.
Granulating drier pressure and temperature during to dry materials is important parameter index, to some oil-containings, sugar content
The stronger temperature of charge of higher and thermal sensitivity cannot be excessively high, can only increase pressure.Drying equipment internal gas, dust or other
The volume expansion at a higher pressure of object mixture, easily explodes, therefore explosion-protection equipment is not in drying equipment of pelletizing
It can lack.Patent CN203230908U discloses a kind of explosion-proof valve, and simple in structure, compact appearance is small and exquisite, can facilitate and be pacified
It at the air inlet and air outlet of drying machine, is controlled without any external force when valve body is closed rapidly, is suitble to gas, dust and life
The burning or explosion of object mixture so that the work that drying machine in a high voltage state still can be safe and reliable.
But in the moment of gas, dust either burning or the explosion of organism mixture, in addition to generate high pressure it
Outside, high temperature is also will produce, even if explosion-proof valve can stop the flowing of gas, but as temperature increases, circulation duct is typically all
The good problem of heat, can equally bring larger hidden danger.Also, as temperature increases, the pressure of gas constantly increases, if too late
When pressure release, the risk of subsequent explosion can be caused, though explosion can be obstructed, equally bring harm.
Invention content
It is an object of the invention to：Temperature cannot be obstructed existing for above-mentioned explosion-proof valve and brings air pressure since temperature raises
Caused by becoming larger the problem of the risk of subsequent explosion, the utility model provides a kind of explosion-proof valve obstructing temperature.
The technical solution adopted by the present invention is as follows：
A kind of explosion-proof valve with high temperature pressure relief device includes the explosion-proof valve chest of both ends connection runner pipe, the explosion-proof valve
It is provided with guide rod in shell and is used to support the supporting rod of guide rod, the close of rotatable ellipsoid is provided on the supporting rod
Valve is sealed, the supporting rod is slidably connected with guide rod, and the supporting rod is hollow structure, and high temperature is provided in the explosion-proof valve chest
Pressure relief device.
Preferably, the high temperature pressure relief device includes water feed apparatus and pressure relief device, and the water feed apparatus includes being located at branch
In strut the buckle with spring function at both ends and positioned at explosion-proof valve case inside with buckle matched card slot, on the card slot
Side is provided with inlet valve, and the pressure relief device includes the openable relief valve between card slot.
Preferably, the inlet valve includes sealing plate, the spring above sealing plate, the cross-sectional area of the sealing plate
More than the cross-sectional area of buckle, the spring side is connected with water inlet pipe.
Preferably, the relief valve includes the baffle being tightly connected with card slot and the cylinder b between baffle, described
Baffle is connected with the outlet valve of explosion-proof valve chest.
Preferably, the cylinder b connection baric systerms b.
Preferably, it is fixedly installed cylinder c below the buckle.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The utility model is moved by the way that guide rod and supporting rod, supporting rod band seal valve are arranged on explosion-proof valve in guide rod,
It is insulated in time when pressure increases suddenly, blocks air-flow flowing.Meanwhile high temperature pressure release is set in explosion-proof valve chest
Device opens the guiding air-flow discharge of high temperature pressure relief device, prevents gas when the temperature is excessively high by hollow supporting rod sense temperature
Temperature in stream continues to conduct along runner pipe, and pressure caused by the drastically raising of temperature is prevented to become larger caused security risk.
The present apparatus uses mechanical structure, simple in structure, and using reliable, maintenance cost is low, can effectively reduce pressure, temperature variation band
The extraneoas loss come.
Description of the drawings
Fig. 1 is the structure chart of the utility model；
Fig. 2 is the partial enlarged view of the utility model；
It is marked in figure：The explosion-proof valve chest of 1- runner pipes, 2-, 3- inlet valves, 4- relief valves, 5- cylinder c, 6- card slot, 7- cards
Button, 8- sealing valves, 9- supporting rods, 10- guide rods, 11- water inlet pipes, 12- springs, 13- baffles, 14- cylinder b, 15- outlet valve, 16-
Sealing plate.
Specific implementation mode
It elaborates to the present invention with reference to Fig. 1, Fig. 2.
Embodiment one：
As shown in Figure 1, a kind of explosion-proof valve with high temperature pressure relief device, includes the explosion-proof valve chest of both ends connection runner pipe 1
2, guide rod 10 is provided in the explosion-proof valve chest 2 and is used to support the supporting rod 9 of guide rod 10, is arranged on the supporting rod 9
There are the sealing valve 8 of rotatable ellipsoid, the supporting rod 9 to be slidably connected with guide rod 10, the supporting rod 9 is hollow structure,
It is provided with high temperature pressure relief device in the explosion-proof valve chest 2.
In the present embodiment, supporting rod 9 is moved with seal valve 8 in guide rod 10, and the sealing valve 8 of ellipsoid is in off working state
When do not easily cause airflow obstruction, when working condition, is easier to make for blocking.It is insulated in time when pressure increases suddenly,
Block air-flow flowing.Meanwhile high temperature pressure relief device is set in the explosion-proof valve chest 2, by hollow 9 sense temperature of supporting rod,
The guiding air-flow discharge of high temperature pressure relief device is opened when the temperature is excessively high, prevents the temperature in air-flow from continuing to conduct along runner pipe,
Pressure becomes larger caused security risk caused by preventing the drastically raising of temperature.
The present embodiment uses mechanical structure, simple in structure, and using reliable, maintenance cost is low, can effectively reduce pressure and
The extraneoas loss that temperature change is brought.
Embodiment two：
As the special case of embodiment one, high temperature pressure relief device described in embodiment one includes water feed apparatus and pressure relief device,
The water feed apparatus include be located in supporting rod 9 buckle 7 with spring function at both ends and positioned at the inside of explosion-proof valve chest 2 with
Buckle 7 matched card slots 6,6 top of the card slot is provided with inlet valve 3, the pressure relief device include between card slot 6 can
The relief valve 4 of opening.After supporting rod 9, which is moved to side band seal valve 8, blocks runner pipe 1, buckle 7 is matched with card slot 6,
7 promotion inlet valve 3 of buckle is to open inlet valve 3 simultaneously, and inlet valve 3 is atomized the moisture of shape to the hollow conveying of supporting rod 9, directly
To inlet valve 3 pressure it is equal with the pressure of supporting rod 9 when stop.When the water in supporting rod 9 is heated increases pressure, push away
Dynamic pressure relief device discharges the pressure in supporting rod 9, while discharging the pressure in explosion-proof valve chest 2, and moisture is discharged after heated,
Heat can be avoided to continue hidden danger caused by propagating by runner pipe 1, while vapour pressure is discharging with a large amount of heat
While, the pressure in explosion-proof valve chest 2 is also released, avoids happening since heated caused pressure is constantly increased,
The risk of subsequent explosion is reduced, explosion-proof effect is really played.
Embodiment three：
To optimize water intake mode, inlet valve 3 described in embodiment two includes sealing plate 16, the bullet above sealing plate 16
Spring 12, the cross-sectional area of the sealing plate 16 are more than the cross-sectional area of buckle 7, and 12 side of the spring is connected with water inlet pipe 11.
Push the spring 12 of the compression of sealing plate 16 top to open inlet valve by buckle 7, the moisture of the atomization shape in water inlet pipe 11
It can enter in supporting rod 9, the moisture for being atomized shape can be with the absorption of accelerated heat, to block temperature along the pipe of runner pipe 1
Body portion is propagated.
Example IV：
To optimize emptying mode, relief valve 4 described in embodiment two includes the baffle 13 being tightly connected with card slot 6 and position
Cylinder b14 between baffle 13, the baffle 13 are connected with the outlet valve of explosion-proof valve chest 2.Baffle is pushed by vapour pressure
13 movements, to compression cylinder b14 movements, steam can be discharged therewith, take away thermal energy, with the movement of baffle 13, connection gear
The outlet valve 15 of plate 13 is opened, and to discharge in explosion-proof valve chest 2 due to high pressure gas caused by high temperature, prevents high pressure gas
Caused subsequent explosion.
Embodiment five：
To optimize pressure leak process, the cylinder b14 connections baric systerm b can adjust gas by adjusting baric systerm b
The pressure of cylinder b14 opens the pressure of relief valve so as to adjust vapour pressure in pressure leak process, reaches personalized customization pressure relief device
Purpose.
Embodiment six：
7 lower sections are buckled to optimize water inlet process, described in embodiment two is fixedly installed cylinder c5.By adjusting cylinder c5
Interior pressure, to control the rhythm of water inlet.
It is the embodiments of the present invention as described above.The utility model is not limited to the above embodiment, anyone
It should learn the structure change made under the enlightenment of the utility model, it is every that there is same or similar skill with the utility model
Art scheme, each falls within the scope of protection of the utility model.
Claims (6)
1. a kind of explosion-proof valve with high temperature pressure relief device, including both ends connect runner pipe（1）Explosion-proof valve chest（2）, feature
It is, the explosion-proof valve chest（2）Inside it is provided with guide rod（10）And it is used to support guide rod（10）Supporting rod（9）, the branch
Strut（9）On be provided with the sealing valve of rotatable ellipsoid（8）, the supporting rod（9）With guide rod（10）It is slidably connected, it is described
Supporting rod（9）For hollow structure, the explosion-proof valve chest（2）Inside it is provided with high temperature pressure relief device.
2. according to a kind of explosion-proof valve with high temperature pressure relief device described in claim 1, which is characterized in that the high temperature pressure release
Device includes water feed apparatus and pressure relief device, and the water feed apparatus includes being located at supporting rod（9）Interior both ends with spring function
Buckle（7）And it is located at explosion-proof valve chest（2）Inside and buckle（7）Matched card slot（6）, the card slot（6）Top is provided with
Inlet valve（3）, the pressure relief device includes being located at card slot（6）Between openable relief valve（4）.
3. according to a kind of explosion-proof valve with high temperature pressure relief device described in claim 2, which is characterized in that the inlet valve（3）
Including sealing plate（16）, be located at sealing plate（16）The spring of top（12）, the sealing plate（16）Cross-sectional area be more than buckle
（7）Cross-sectional area, the spring（12）Side is connected with water inlet pipe（11）.
4. according to a kind of explosion-proof valve with high temperature pressure relief device described in claim 2, which is characterized in that the relief valve（4）
Including with card slot（6）The baffle of sealed connection（13）And it is located at baffle（13）Between cylinder b（14）, the baffle（13）Even
It is connected to explosion-proof valve chest（2）Outlet valve.
5. according to a kind of explosion-proof valve with high temperature pressure relief device described in claim 4, which is characterized in that the cylinder b
（14）Connect baric systerm b.
6. according to a kind of explosion-proof valve with high temperature pressure relief device described in claim 2, which is characterized in that the buckle（7）Under
Side is fixedly installed cylinder c（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721663955.0U CN207609829U (en) | 2017-12-04 | 2017-12-04 | A kind of explosion-proof valve with high temperature pressure relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721663955.0U CN207609829U (en) | 2017-12-04 | 2017-12-04 | A kind of explosion-proof valve with high temperature pressure relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207609829U true CN207609829U (en) | 2018-07-13 |
Family
ID=62797052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721663955.0U Expired - Fee Related CN207609829U (en) | 2017-12-04 | 2017-12-04 | A kind of explosion-proof valve with high temperature pressure relief device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207609829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878036A (en) * | 2022-01-25 | 2022-08-09 | 许先洪 | Intelligent pressure sensor with automatic pressure relief function |
-
2017
- 2017-12-04 CN CN201721663955.0U patent/CN207609829U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878036A (en) * | 2022-01-25 | 2022-08-09 | 许先洪 | Intelligent pressure sensor with automatic pressure relief function |
| CN114878036B (en) * | 2022-01-25 | 2023-11-17 | 广东可银智能装备科技有限公司 | Intelligent pressure sensor with automatic pressure relief function |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20201204 |