CN214085970U - Powder tank with pressure relief mechanism - Google Patents
Powder tank with pressure relief mechanism Download PDFInfo
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- CN214085970U CN214085970U CN202022751803.4U CN202022751803U CN214085970U CN 214085970 U CN214085970 U CN 214085970U CN 202022751803 U CN202022751803 U CN 202022751803U CN 214085970 U CN214085970 U CN 214085970U
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- pressure relief
- pressure release
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Abstract
The utility model relates to a powder jar with pressure release mechanism, it includes a jar body, still including the pressure release mechanism who locates jar body top, jar body top is equipped with the pressure release mouth, pressure release mechanism locates pressure release mouth department, pressure release mechanism includes a pressure release section of thick bamboo, closing plate and spring, pressure release bobbin base portion communicates with each other with the pressure release mouth, the one end that pressure release mouth was kept away from to pressure release section of thick bamboo lateral wall is equipped with a plurality of exhaust holes, closing plate sliding connection and pressure release section of thick bamboo are interior, the spring is located between closing plate and pressure release bobbin top wall, when the spring is in natural state, the closing plate is located the below in exhaust hole. This application has the pressure that makes the jar internal can automatic balance, prevents that pressure is too big and lead to the effect of explosion.
Description
Technical Field
The application relates to the technical field of concrete manufacturing, in particular to a powder tank with a pressure relief mechanism.
Background
The powder tank is a part of a concrete mixing plant and is mainly used for storing concrete powder. In the process of transferring powder in the powder tank, the powder tank is usually pressurized by an external communication pressurizing device, so that the powder in the tank body is discharged, and the problem of tank body explosion caused by overlarge pressure can occur in the tank body in the pressurizing process.
The utility model discloses a chinese utility model patent that application number is CN201820074429.9 discloses an explosion-proof jar system of powder jar, including a jar body, still including set up in jar internal portion carry out the baroceptor that detects to the internal gas pressure of jar, preset the high pressure benchmark and be coupled in the output of baroceptor and carry out the controlling means who controls the operation, be controlled by the warning device that controlling means in order to warn when the baroceptor that detects is greater than the high pressure benchmark.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: although detect through the atmospheric pressure to the internal of jar, reach the certain degree when pressure and carry out the pressure release, and the pressure release reaches the certain degree, rethread circuit control stops the pressure release, reaches the balanced purpose of the internal pressure of jar, but when meetting the circumstances such as power failure in actual production, lead to the unable operation of this scheme, influence powder jar's pressure release effect.
SUMMERY OF THE UTILITY MODEL
In order to make the internal pressure of jar can automatic balance, prevent that pressure is too big and lead to the explosion, this application provides a powder jar with pressure relief mechanism.
The application provides a powder jar with pressure release mechanism adopts following technical scheme:
the utility model provides a powder jar with pressure relief mechanism, includes a jar body, still including locating the pressure relief mechanism at jar body top, jar body top is equipped with the pressure release mouth, pressure relief mechanism locates pressure release mouth department, pressure relief mechanism includes a pressure release section of thick bamboo, closing plate and spring, pressure release bobbin base portion with the pressure release mouth communicates with each other, pressure release section of thick bamboo lateral wall is kept away from the one end of pressure release mouth is equipped with a plurality of exhaust holes, closing plate sliding connection with in the pressure release section of thick bamboo, the spring is located between closing plate and pressure release bobbin top wall, when the spring is in natural state, the closing plate is located the below in exhaust hole.
Through adopting above-mentioned technical scheme, supply gas to the internal gas of jar through the air supply, increase the internal pressure of jar, order about the powder through the internal pressure of increase jar and carry out the unloading, when the internal pressure of jar reachs a take the altitude, through atmospheric pressure with the closing plate jack-up upwards, make the closing door along the upward movement in the pressure release section of thick bamboo, the spring compresses, when moving to exhaust hole top, jar internal and external through the exhaust hole intercommunication, make jar internal gas pressure reduce, thereby prevent that too big and lead to the explosion of jar body, after the internal pressure of jar reduces, make the closing plate through the spring action when moving down to exhaust hole below, seal the passageway, the internal pressure boost that continues of jar, the jar body is continuously carried out the unloading.
Optionally, the top of the sealing plate is vertically arranged on a guide rod, the guide rod penetrates through the pressure relief cylinder and is in sliding connection with the top wall of the pressure relief cylinder, and the spring is sleeved on the guide rod.
Through adopting above-mentioned technical scheme, through setting up the gag lever post, when the closing plate up-and-down motion, the guide bar plays the spacing effect of direction, prevents to take place the dislocation at the in-process that the closing plate reciprocated, leads to unable sealed and influence jar internal pressure boost to exhaust passage formation, and then influences the unloading of jar body.
Optionally, a support ring is arranged on the periphery of the inner wall of the pressure relief cylinder and located below the sealing plate, and a sealing gasket is arranged on the contact surface of the support ring and the sealing plate.
Through adopting above-mentioned technical scheme, through setting up the support ring and set up the rubber pad on the contact surface of support ring and closing plate, the leakproofness of reinforcing closing plate to the exhaust passage of the jar body prevents that gas leakage from influencing the internal pressure boost effect of jar.
Optionally, the top of the support ring is inclined towards one side of the center of the pressure relief cylinder, and the bottom of the sealing plate is correspondingly inclined towards the inclined surface at the top of the support ring.
Through adopting above-mentioned technical scheme, through the top that sets up the support ring to the central one side slope setting of a pressure release section of thick bamboo prevents that the powder deposit from influencing sealed effect on the support ring at the in-process of pressure release.
Optionally, still including locating the internal filter assembly of jar, filter assembly includes braced frame, elasticity gauze, braced frame locates the jar is internal pressure release mouth department, the elasticity gauze is located braced frame is last.
Through adopting above-mentioned technical scheme, at the in-process to jar internal pressure release, the powder can fly upward everywhere along with the change of pressure, through the elasticity gauze that sets up on the braced frame, filters the powder for gaseous discharge through the pressure release mouth, the powder filters at jar internal through elasticity gauze, prevents that the powder from scattering.
Optionally, a cover body is arranged at the top of the pressure relief cylinder, and a fixing assembly for fixing the cover body is arranged between the cover body and the pressure relief cylinder.
Through adopting above-mentioned technical scheme, be fixed with the lid at pressure release section of thick bamboo top through fixed subassembly, conveniently maintain in the pressure release section of thick bamboo, when support ring, closing plate and sealed pad have wearing and tearing or damage for a long time, the lid is opened to the accessible and is changed.
Optionally, the fixing component comprises a plurality of latches arranged on the periphery of the top of the pressure relief cylinder.
Through adopting above-mentioned technical scheme, fix the lid through a plurality of hasps at a pressure release section of thick bamboo top, realize the fixed effect to the lid.
Optionally, the guide rod is detachably connected with the closing plate.
Through adopting above-mentioned technical scheme, can dismantle to be connected between guide bar and the closing plate through setting up, when long-time use when guide bar and closing plate have wearing and tearing to lead to sealed effect variation, conveniently change closing plate or guide bar.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the pressure in the tank body reaches a certain height, the sealing plate is jacked upwards through air pressure, the spring is compressed, and when the pressure moves to the position above the exhaust hole, the tank body is communicated with the outside through the exhaust hole, so that the air pressure in the tank body is reduced, and the pressure in the tank body can be automatically balanced;
2. through setting up braced frame and setting up the elasticity gauze on braced frame, when carrying out the pressure release to jar internal, filter the powder through the elasticity gauze, prevent that the powder from flying out in the exhaust hole from influencing the surrounding environment.
Drawings
Fig. 1 is a schematic structural diagram of a powder can with a pressure relief mechanism according to an embodiment of the present application.
FIG. 2 is a schematic diagram of an internal structure of a pressure relief mechanism and a filter assembly according to an embodiment of the present disclosure.
Description of reference numerals: 1. a tank body; 11. a pressure relief port; 12. a feed inlet; 13. a discharge port; 2. a pressure relief mechanism; 21. a pressure relief cylinder; 211. an exhaust hole; 212. a support ring; 213. a gasket; 214. a cover body; 2141. locking; 22. a closing plate; 23. a spring; 24. a guide bar; 3. a filter assembly; 31. a support frame; 32. an elastic gauze.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses powder jar with pressure release mechanism. Referring to fig. 1 and 2, the powder tank comprises a tank body 1, a feed inlet 12 is arranged at the top of the tank body, a discharge outlet 13 is arranged at the bottom of the tank body, and a pressure relief mechanism 2 is arranged at the top of the tank body 1, a pressure relief opening 11 is arranged at the top of the tank body 1, the pressure relief mechanism 2 is arranged at the pressure relief opening 11, the pressure relief mechanism 2 comprises a pressure relief cylinder 21, a sealing plate 22 and a spring 23, the pressure relief cylinder 21 is vertically welded at the pressure relief opening 11, the bottom of the pressure relief cylinder 21 is communicated with the inside of the tank body 1 through the pressure relief opening 11, a plurality of exhaust holes 211 are arranged on one circle of the side wall of the pressure relief cylinder 21, which is far away from the pressure relief opening 11, the sealing plate 22 is slidably connected with the pressure relief cylinder 21, the sealing plate 22 can slide up and down along the inner wall of the pressure relief cylinder 21, the spring 23 is arranged between the sealing plate 22 and the top wall of the pressure relief cylinder 21, one end of the spring 23 is welded with the top wall of the sealing plate 22, and the spring 23 is in a natural state, the closing plate 22 is located below the discharge holes 211. When the pressure in the tank body 1 reaches a certain height, the closing plate 22 is jacked up upwards through air pressure, the spring 23 is compressed, and when the closing plate moves to the position above the exhaust hole 211, the inside of the tank body 1 is communicated with the outside through the exhaust hole 211, so that the air pressure in the tank body 1 is reduced.
Referring to fig. 1 and 2, the top of the closing plate 22 is vertically arranged on a guide rod 24, the guide rod 24 penetrates through a pressure relief cylinder 21 and is in sliding connection with the top wall of the pressure relief cylinder 21, a spring 23 is sleeved on the guide rod 24, the guide rod 24 is detachably connected with the closing plate 22, the lower end of the guide rod 24 is in threaded connection with the closing plate 22, and when the closing plate 22 moves up and down, the guide rod 24 plays a role in guiding and limiting.
Referring to fig. 1 and 2, a support ring 212 is welded on the inner wall of the pressure relief cylinder 21 at one circle, the support ring 212 is located below the closing plate 22, the support ring 212 can support the closing plate 22, and a sealing gasket 213 is bonded on the contact surface between the support ring 212 and the closing plate 22, so that the sealing performance of the closing plate 22 on the exhaust passage of the tank 1 is enhanced, and the gas leakage is prevented from affecting the pressurization effect in the tank 1. The top of the support ring 212 is inclined towards one side of the center of the pressure relief cylinder 21, and the bottom of the closing plate 22 is correspondingly inclined towards the inclined surface at the top of the support ring 212, so that powder is prevented from being deposited on the support ring 212 to influence the sealing effect.
Referring to fig. 1 and 2, the filter assembly 3 disposed in the tank body 1, the filter assembly 3 includes a supporting frame 31 and an elastic gauze 32, the supporting frame 31 is disposed at the pressure relief opening 11 in the tank body 1, the supporting frame 31 is welded to the inner wall of the tank body 1, the elastic gauze 32 is sleeved on the supporting frame 31, and the elastic gauze 32 is fixed on the supporting frame 31 through a hoop. In the process of releasing the pressure in the tank body 1, the powder is filtered, so that the gas is discharged through the pressure release port 11, and the powder is filtered in the tank body 1 through the elastic gauze 32, so that the powder is prevented from flying out of the tank body 1.
Referring to fig. 1 and 2, a cover 214 is disposed on the top of the pressure relief cylinder 21, a fixing assembly for fixing the cover 214 is disposed between the cover 214 and the pressure relief cylinder 21, and the fixing assembly includes a plurality of latches 2141 disposed on a periphery of the top of the pressure relief cylinder 21. The plurality of latches 2141 fix the cover 214, so that the cover 214 is fixed, the cover 214 is opened, the maintenance of the pressure relief cylinder 21 is facilitated, and when the support ring 212, the sealing plate 22 and the sealing gasket 213 are worn or damaged for a long time, the cover 214 can be opened for replacement.
The implementation principle of the powder tank with the pressure relief mechanism 2 in the embodiment of the application is as follows: when powder in the tank body 1 needs to be discharged, air is supplied into the tank body 1 through an air source, the pressure in the tank body 1 is increased, the powder is driven to be discharged by increasing the pressure in the tank body 1, when the pressure in the tank body 1 reaches a certain height, the sealing plate 22 is jacked upwards by the air pressure in the tank body 1, the spring 23 is compressed, the guide rod 24 slides upwards, when the sealing plate 22 moves to the position above the exhaust hole 211, the tank body 1 is communicated with the outside through the exhaust hole 211, the air pressure in the tank body 1 is reduced, in the pressure releasing process, the elastic gauze 32 arranged on the support frame 31 filters the powder, the air is discharged through the pressure release port 11, and the powder is filtered in the tank body 1 through the elastic gauze 32. Through the scheme, the pressure in the tank body 1 can be automatically balanced, and explosion caused by overlarge pressure is prevented.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a powder jar with pressure relief mechanism, includes a jar body (1), its characterized in that: still including locating the pressure relief mechanism (2) at the jar body (1) top, jar body (1) top is equipped with pressure release mouth (11), pressure release mouth (11) department is located in pressure release mechanism (2), pressure relief mechanism (2) are including pressure release section of thick bamboo (21), closing plate (22) and spring (23), pressure release section of thick bamboo (21) bottom with pressure release mouth (11) communicate with each other, pressure release section of thick bamboo (21) lateral wall is kept away from the one end of pressure release mouth (11) is equipped with a plurality of exhaust holes (211), closing plate (22) sliding connection with in the pressure release section of thick bamboo (21), spring (23) are located between closing plate (22) and pressure release section of thick bamboo (21) top wall, when spring (23) are in natural state, closing plate (22) are located the below of exhaust hole (211).
2. A powder container with a pressure relief mechanism according to claim 1, wherein: the top of the closing plate (22) is vertically arranged on a guide rod (24), the guide rod (24) penetrates through the pressure relief cylinder (21) and the top wall of the pressure relief cylinder (21) in sliding connection, and the spring (23) is sleeved on the guide rod (24).
3. A powder container with a pressure relief mechanism according to claim 1, wherein: a supporting ring (212) is arranged on the inner wall of the pressure relief cylinder (21) in a circle, the supporting ring (212) is located below the closing plate (22), and a sealing gasket (213) is arranged on the contact surface of the supporting ring (212) and the closing plate (22).
4. A powder can with a pressure relief mechanism according to claim 3, characterized in that: the top of the supporting ring (212) is obliquely arranged towards one side of the center of the pressure relief cylinder (21), and the bottom of the closing plate (22) is correspondingly obliquely arranged on the inclined surface of the top of the supporting ring (212).
5. A powder can with pressure relief mechanism according to claim 4, characterized in that: still including locating filtering component (3) in jar body (1), filtering component (3) include braced frame (31), elasticity gauze (32), braced frame (31) are located in jar body (1) pressure release mouth (11) department, elasticity gauze (32) are located on braced frame (31).
6. A powder can with a pressure relief mechanism according to claim 3, characterized in that: a cover body (214) is arranged at the top of the pressure relief cylinder (21), and a fixing assembly used for fixing the cover body (214) is arranged between the cover body (214) and the pressure relief cylinder (21).
7. A powder can with pressure relief mechanism according to claim 6, characterized in that: the fixing component comprises a plurality of lock catches (2141) arranged on the periphery of the top of the pressure relief cylinder (21).
8. A powder container with a pressure relief mechanism according to claim 2, wherein: the guide rod (24) is detachably connected with the closing plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022751803.4U CN214085970U (en) | 2020-11-24 | 2020-11-24 | Powder tank with pressure relief mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022751803.4U CN214085970U (en) | 2020-11-24 | 2020-11-24 | Powder tank with pressure relief mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN214085970U true CN214085970U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022751803.4U Active CN214085970U (en) | 2020-11-24 | 2020-11-24 | Powder tank with pressure relief mechanism |
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| Country | Link |
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| CN (1) | CN214085970U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608002A (en) * | 2022-03-04 | 2022-06-10 | 山东电力工程咨询院有限公司 | Slow-flow periodic pollution discharge capacity expansion system and method |
| CN115445809A (en) * | 2022-09-23 | 2022-12-09 | 上海外高桥造船有限公司 | Internal surface coating construction device for ship superstructure block |
-
2020
- 2020-11-24 CN CN202022751803.4U patent/CN214085970U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608002A (en) * | 2022-03-04 | 2022-06-10 | 山东电力工程咨询院有限公司 | Slow-flow periodic pollution discharge capacity expansion system and method |
| CN114608002B (en) * | 2022-03-04 | 2023-10-13 | 山东电力工程咨询院有限公司 | Slow-flow periodic blowdown capacity-expansion system and method |
| CN115445809A (en) * | 2022-09-23 | 2022-12-09 | 上海外高桥造船有限公司 | Internal surface coating construction device for ship superstructure block |
| CN115445809B (en) * | 2022-09-23 | 2024-05-03 | 上海外高桥造船有限公司 | Ship superstructure total section internal surface coating construction device |
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