CN210972391U - Powder tank - Google Patents
Powder tank Download PDFInfo
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- CN210972391U CN210972391U CN201922076424.7U CN201922076424U CN210972391U CN 210972391 U CN210972391 U CN 210972391U CN 201922076424 U CN201922076424 U CN 201922076424U CN 210972391 U CN210972391 U CN 210972391U
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- powder tank
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Abstract
The utility model discloses a powder tank belongs to mixing station powder tank technical field. The powder tank comprises a powder tank body, wherein a feed inlet is formed in the waist part of the powder tank body, a discharge outlet is formed in the bottom part of the powder tank body, and a dust remover is arranged at the top part of the powder tank body; the floating ball material level device floats on the surface of the powder in the powder tank body so as to collect and feed back the material level height of the powder in the powder tank body in real time; the floating ball material level device comprises a ball body and a sensor arranged in the ball body, and light gas is filled in the ball body to provide buoyancy for the ball body; according to the low material position in the powder tank body collected by the floating ball material level device in real time, the powder level collection device helps workers to determine when to supplement materials and determine the amount of the supplemented powder, avoids bin explosion or material shortage and production stop, adopts the floating ball material level device which can float under the push of airflow to collect and feed back the material level, has a simple structure, does not need to improve the structure of the powder tank body, and is low in cost; the manual warehouse checking is not needed, and the safety is high.
Description
Technical Field
The utility model relates to a mixing station powder jar technical field specifically is a powder jar.
Background
The powder tank is an important component of the mixing plant and is used for storing powder such as cement, admixture, dry powder additive and the like, and the powder tank is filled with the powder, so that sealing is needed to prevent environmental pollution and human body injury caused by the leakage of the powder. Powder jar is bulky, need carry the powder in jar through the air pump, among the prior art, under the sealed condition of jar body, how much powder is deposited in the powder jar? How much powder is also injected? The method completely depends on the estimation of workers, so that the material level depth in the powder tank cannot be accurately positioned, and the quantity of the powder supplemented into the powder tank is difficult to determine.
If the surplus materials in the powder tank are too much, the dust remover on the top of the powder tank is blown out of the tank body, the total amount of the powder in the powder tank is lost, the total amount cannot be matched with the single-day consumption amount, and further serious production stop is caused; the leakage of the powder can cause environmental pollution and seriously affect the health of workers; in addition, the material injection speed can be influenced, a tank car needing to transport powder stays below the powder tank for a long time, the transportation and turnover of the powder are adversely affected, and the safety is poor; if the surplus material in the powder tank is less, the bin can not be supplemented in time, and the shortage of material and the production stop can be caused. The traditional mode of confirming the excess material in the powder tank adopts manual bin checking, the bin checking mode is low in efficiency, the excess material condition cannot be fed back in time, and the safety is poor. Therefore, the problem of accurately monitoring the powder allowance in the powder tank needs to be solved urgently.
Through retrieval, Chinese patent, grant publication number: CN 202279429U, authorized announcement date: 2012.06.20, it has a storehouse to disclose a powder collection with display device, including the storehouse body, the lower part of the storehouse body is the infundibulate, its bottom is equipped with the discharge gate, be equipped with the inlet pipe on the internal lateral wall in storehouse, be equipped with relief valve and pressure sensor on the storehouse body top surface, still be equipped with treater and display device outside the storehouse, it has a plurality of material level wares to follow vertical direction align to grid on the internal lateral wall in storehouse, be equipped with proximity switch in the relief valve, proximity switch, the signal output port and the treater of pressure sensor and material level ware are connected, the treater is connected with display device. The utility model utilizes the matching of the material level device and the pressure sensor to measure the weight and the height of the cement powder in the bin, but in the actual production, the pressure in the powder bin is stirred, so that the pressure collected by the pressure sensor is inaccurate; in addition, once the material level device is damaged, the maintenance is difficult, and the maintenance cost of the equipment is high.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved by the utility model
Aiming at the problem that the powder allowance in the powder tank of the mixing station can not be accurately controlled in the prior art, the utility model provides a powder tank, a floating ball material level device which can float under the blowing of injected material airflow can feed back the powder allowance in the powder tank in real time, thereby helping workers to determine when to feed and the amount of the powder to be fed in, avoiding the occurrence of bin explosion or the shortage of material due to insufficient surplus material and stopping production, and adopting the floating ball material level device which can float under the pushing of airflow to collect and feed back the material level, the structure is simple, the structure of the powder tank body does not need to be improved, and the cost is low; compared with manual warehouse checking, the safety is high.
Technical scheme
In order to solve the above problem, the utility model provides a technical scheme does:
a powder tank comprises a powder tank body, wherein a feed inlet is formed in the waist part of the powder tank body, a discharge outlet is formed in the bottom part of the powder tank body, and a dust remover is arranged at the top part of the powder tank body; the floating ball material level device is arranged on the surface of the powder in the powder tank body, so that the material level height of the powder in the powder tank body can be acquired and fed back in real time, the real-time monitoring of the powder stock in the sealed powder tank body is realized, and production accidents such as bin explosion or insufficient excess materials are avoided.
Furthermore, the floating ball material level indicator comprises a ball body and a sensor arranged in the ball body, light gas is filled in the ball body to provide buoyancy for the ball body, the sensor is driven to float by the buoyancy received by the ball body, and the situation that the sensor cannot feed back accurate material level height due to being buried by powder is avoided.
Further, the sensor hold in the inside of spheroid, perhaps inlay in the lateral wall of spheroid to avoid the sensor setting to be buried by the powder easily when the spheroid, lead to the spheroid can't drive the sensor and float.
Further, the side wall of the sphere comprises an airtight layer, a puncture-resistant layer and a wear-resistant layer from inside to outside so as to increase the airtightness, puncture resistance and wear resistance of the sphere.
Further, the sensor is embedded in the anti-puncture layer, and the anti-puncture layer is utilized to wrap the sensor, so that damage to the ball body caused by edges and corners of the sensor is avoided.
Further, the airtight layer is a halogenated butadiene-acrylonitrile rubber layer; the anti-puncture layer is a polyurethane elastomer layer; the wear-resistant layer is a high-molecular polyethylene layer.
Furthermore, the ratio of the self gravity of the floating ball material level device to the air buoyancy is 1: 0.7-0.9, so that the floating ball material level device can normally float under the appropriate pressure of the injected material airflow.
Further, the light gas is hydrogen or helium.
Further, the ball body is provided with a gas injection nozzle for supplementing light gas into the ball body, so that the floating ball material level device can be used for multiple times.
Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
(1) the utility model provides a powder tank, which utilizes a floating ball material level device which can float under the blowing of injected material airflow to feed back the material level height of the powder in the powder tank body in real time, thereby determining the powder stock in the tank and the powder amount to be supplemented under the condition that the tank body is sealed, realizing the accurate control of the powder amount in the powder tank body, and avoiding the occurrence of bin explosion or the production stop due to material shortage caused by insufficient excess material;
(2) according to the powder tank provided by the utility model, the floating ball material level device adopts the ball bearing sensor filled with light gas, and the ball can be driven to float by the injected gas flow, so that the sensor is prevented from being buried by powder;
(3) the utility model provides a powder tank, through to the optimization of spheroid structure, can prolong floater material level indicator life, life reaches more than one year, has greatly reduced the change frequency of floater material level indicator, has improved production efficiency;
(4) the utility model provides a powder tank, the airtight layer is halogenated butadiene acrylonitrile rubber layer, the anti-puncture layer is polyurethane elastomer layer, the wearing layer is a high molecular polyethylene layer, has advantages such as sealing performance is good, the wearability is strong, prevent brokenly;
(5) the utility model provides a powder tank, the sensor is embedded in the anti-puncture layer, on one hand, the sensor can be prevented from colliding and rubbing with the airtight layer, and the airtight layer and the sensor are prevented from being damaged; on the other hand, the edges and corners of the sensor can be protected by using the anti-puncture property of the anti-puncture layer, so that the sensor is prevented from contacting the air-tight layer;
(6) the utility model provides a powder tank, through being provided with the gas injection mouth on the spheroid, when the floater material level ware floats to become invalid, take out the floater material level ware from the powder tank body, then supply light gas to the spheroid through the gas injection mouth, can make the floater material level ware recycle, reduce the replacement cost;
(7) the utility model provides a powder tank, the ratio of the self gravity of the floating ball material level device to the air buoyancy is 1: 0.7-0.9, which ensures that the floating ball material level device can float when being impacted by the injected material airflow so as to avoid being submerged by the injected powder; after the material is injected, the gravity of the powder material is larger than the buoyancy, so that the powder material can slowly fall to the surface of the powder material, and the material level height of the powder material in the powder material tank body is collected.
Drawings
FIG. 1 is a schematic structural view of a powder tank of the present invention;
FIG. 2 is a schematic view of the powder tank of the present invention in the filling state;
FIG. 3 is a first schematic structural diagram of the floating ball level indicator;
FIG. 4 is a schematic structural diagram II of the floating ball level indicator;
in the drawings: 1. a powder tank body; 11. a feed inlet; 12. a dust remover; 13. a discharge port; 2. a floating ball material level device; 21. a sphere; 22. a sensor; 23. a gas injection nozzle; 211. an airtight layer; 212. a puncture resistant layer; 213. and a wear-resistant layer.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the conception and technical solution of the present invention, and to facilitate its implementation.
Example 1
As shown in fig. 1 and fig. 2, the powder tank in the present embodiment includes a powder tank body 1, which is provided with a feed inlet 11 at the waist, a discharge outlet 13 at the bottom, and a dust collector 12 at the top; the powder material level measuring device further comprises a floating ball material level indicator 2, wherein the floating ball material level indicator floats on the surface of powder in the powder tank body 1 so as to collect and feed back the material level height of the powder in the powder tank body 1 in real time. The ratio of the self gravity of the floating ball material level device 2 to the buoyancy of air is 1: 0.7-0.9, so that the floating ball material level device can float when being impacted by injected material airflow, and the powder material is prevented from being submerged; after the material injection is finished, the gravity of the material injection tank is larger than the received buoyancy, so that the material injection tank can be ensured to slowly fall to the surface of the powder, and the material level height of the powder in the powder tank body 1 is collected. In the embodiment, the ratio of the self gravity of the floating ball material level device 2 to the air buoyancy is preferably 1: 0.8, and the floating and falling speeds can be kept balanced.
As shown in fig. 3, the floating ball level indicator 2 includes a ball 21 and a sensor 22 disposed inside the ball 21, wherein the ball 21 is filled with a light gas to provide buoyancy to the ball, and the light gas is hydrogen or helium. In the floating ball material level indicator 2 in the embodiment, the ball body 21 filled with light gas is used for bearing the sensor 22, so that the ball body 21 can be driven to float by the injected gas flow, and the sensor 22 is prevented from being buried by powder.
In the actual production process, the material level control method of the powder tank comprises the following steps:
i, acquiring a low material level point in the powder tank body 1 in real time through the floating ball material level device 2, and sending the low material level point to a monitoring device, such as a computer or a mobile phone, and determining the amount of powder to be refilled by a worker according to the difference between the real-time material level height of the powder tank body 1 and the total capacity material level height of the powder tank body 1; it should be noted that the powder storage quantity in the powder tank body 1 at the low level should not be less than 20% of the full storage quantity;
II, filling powder into the powder tank body 1 according to the calculated material filling amount, wherein the floating ball material level device 2 floats above the powder under the influence of airflow in the filling process;
III, fill and annotate the completion after, 2 slow whereabouts of floater material level indicator treat when 2 stops to continue the whereabouts of floater material level indicator, according to the high material level point of feedback under the 2 quiescent condition of floater material level indicator confirms the powder material filling condition in the powder tank body 1, it should be noted that when being in the high material level point the powder material stock is difficult for exceeding 85% of full stock in the powder tank body 1.
The powder tank in this embodiment utilizes the material level height that receives the interior powder of floater material level ware 2 real-time feedback powder tank body 1 that the notes material air current blows can float to can confirm the powder stock in the jar and the powder volume that needs the benefit under the sealed condition of jar body, realize the accurate control of powder volume in powder tank body 1, avoid appearing exploding the storehouse or because of the clout is not enough to lead to the starved production.
The method for controlling the material level in the powder tank, which is provided by the embodiment, can feed back the powder allowance in the powder tank in real time, so that a worker can be helped to determine when to supplement the material and determine the amount of the supplemented powder, and the floating ball material level device 2 which can float under the push of airflow is adopted for material level acquisition and feedback, so that the structure is simple, the structure of the powder tank body 1 is not required to be improved, and the cost is low; compared with manual warehouse checking, the safety is high.
Example 2
The powder can in this embodiment is basically the same as that in embodiment 1, except and modified in that, as shown in fig. 4, the side wall of the sphere 21 includes, from inside to outside, an airtight layer 211, a puncture-resistant layer 212, and a wear-resistant layer 213. The airtight layer 211 is arranged on the innermost layer of the sphere 21 and is used for forming a seal in the sphere 21 so as to prevent light gas in the sphere 21 from leaking, the innermost layer does not contact hard objects and further cannot be abraded or punctured, and the sealing performance is always good after long-term use; the anti-puncture layer 212 is arranged outside the airtight layer 211 and is used for increasing the strength of the ball 21 and protecting the airtight layer 211 so as to prevent the ball 21 from being punctured after impacting hard objects; the wear-resistant layer 213 is disposed outside the anti-puncture layer 212, and is used to increase the wear-resistant performance of the surface of the ball body 21, and prevent the ball body 21 from being worn through after long-term use.
As shown in fig. 4, said sensors 22 are embedded in said anti-puncture layer 212, which on the one hand avoids collision and friction of sensors 22 with said airtight layer 211 and damages to airtight layer 211 and sensors 22 themselves; on the other hand, the anti-puncture property of anti-puncture layer 212 protects sensor 22 from edges and corners, and prevents sensor 22 from contacting inner liner 211.
In this embodiment, the inner liner 211 is a halogenated nitrile rubber layer, the puncture-resistant layer 212 is a polyurethane elastomer layer, and the wear-resistant layer 213 is a high-molecular polyethylene layer, and has the advantages of good sealing performance, strong wear resistance, breakage resistance, and the like. It is understood that other materials of the same nature may be used for the air barrier 211, the puncture resistant layer 212, and the wear resistant layer 213.
The powder tank in this embodiment, through right 21 structural optimization of spheroid, can prolong 2 life of floater material level ware, life reaches more than a year, and the change frequency of floater material level ware 2 that has significantly reduced has improved production efficiency.
Example 3
The powder can in this embodiment has the same basic structure as that in embodiment 2, and is different and improved in that, as shown in fig. 4, a gas injection nozzle 23 is provided on the sphere 21 for injecting light gas into the sphere 21.
After long-term use, light gas in the spheroid 21 can permeate outside the spheroid 21, leads to the floater material level ware 2 is because of being difficult for the floating and inefficacy, consequently need regularly change floater material level ware 2 causes the cost waste.
In this embodiment, through be provided with gas injection mouth 23 on the spheroid 21, when floater material level ware 2 floated the inefficacy, followed take out in the powder tank body 1 floater material level ware 2, then pass through gas injection mouth 23 to supply light gas in the spheroid 21, can make floater material level ware 2 recycles, reduces replacement cost.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (9)
1. A powder tank comprises a powder tank body (1), wherein a feed inlet (11) is formed in the waist part of the powder tank body, a discharge outlet (13) is formed in the bottom part of the powder tank body, and a dust remover (12) is arranged at the top part of the powder tank body; the method is characterized in that: also comprises
The floating ball material level device (2) floats on the surface of the powder in the powder tank body (1) to collect and feed back the material level height of the powder in the powder tank body (1) in real time.
2. The powder can of claim 1, wherein: the floating ball material level device (2) comprises a ball body (21) and a sensor (22) arranged in the ball body (21), wherein light gas is filled in the ball body (21) to provide buoyancy for the ball body.
3. The powder can of claim 2, wherein: the sensor (22) is contained inside the sphere (21) or embedded in the side wall of the sphere (21).
4. A powder can according to claim 3, wherein: the side wall of the sphere (21) comprises an airtight layer (211), an anti-puncture layer (212) and an abrasion-resistant layer (213) from inside to outside.
5. The powder can of claim 4, wherein: the sensor (22) is embedded within the puncture resistant layer (212).
6. The powder can of claim 4, wherein: the airtight layer (211) is a halogenated butadiene-acrylonitrile rubber layer; the puncture resistant layer (212) is a polyurethane elastomer layer; the wear-resistant layer (213) is a high-molecular polyethylene layer.
7. A powder can according to any one of claims 1 to 6, wherein: the ratio of the self gravity of the floating ball material level device (2) to the air buoyancy is 1: 0.7-0.9.
8. A powder can according to any one of claims 2 to 6, wherein: the light gas is hydrogen or helium.
9. A powder can according to any one of claims 2 to 6, wherein: the ball body (21) is provided with a gas injection nozzle (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076424.7U CN210972391U (en) | 2019-11-26 | 2019-11-26 | Powder tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076424.7U CN210972391U (en) | 2019-11-26 | 2019-11-26 | Powder tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210972391U true CN210972391U (en) | 2020-07-10 |
Family
ID=71415816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922076424.7U Expired - Fee Related CN210972391U (en) | 2019-11-26 | 2019-11-26 | Powder tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210972391U (en) |
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2019
- 2019-11-26 CN CN201922076424.7U patent/CN210972391U/en not_active Expired - Fee Related
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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: 20200710 Termination date: 20211126 |