CN210213547U - Pulverized coal storage bin - Google Patents
Pulverized coal storage bin Download PDFInfo
- Publication number
- CN210213547U CN210213547U CN201921077449.2U CN201921077449U CN210213547U CN 210213547 U CN210213547 U CN 210213547U CN 201921077449 U CN201921077449 U CN 201921077449U CN 210213547 U CN210213547 U CN 210213547U
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- CN
- China
- Prior art keywords
- bin body
- pulverized coal
- storehouse
- support
- gravity sensor
- 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
- 238000003860 storage Methods 0.000 title claims abstract description 18
- 239000003245 coal Substances 0.000 title claims description 27
- 230000005484 gravity Effects 0.000 claims abstract description 33
- 239000003381 stabilizer Substances 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000011897 real-time detection Methods 0.000 abstract description 5
- 239000003077 lignite Substances 0.000 description 16
- 241000282326 Felis catus Species 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 239000002817 coal dust Substances 0.000 description 5
- 230000009194 climbing Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000031638 Body Weight Diseases 0.000 description 1
- 239000004484 Briquette Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000272165 Charadriidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002036 drum drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses a buggy storage silo belongs to buggy collecting device field, and it includes the support, and the top of support is provided with the storehouse body, and the top of the storehouse body has set firmly the inlet pipe, and the support includes the stabilizer blade of three vertical setting, and the top of stabilizer blade sets firmly the support ring that the level set up, and the top of support ring is provided with the gravity sensor who supports in storehouse body bottom, and the lateral wall circumference of the storehouse body has set firmly the spacing ring of butt in the support ring top, and gravity sensor can the internal weight of buggy in real-time detection storehouse, the utility model discloses have the accurate weight of knowing the internal buggy in storehouse, prevent the internal effect of overflowing the storehouse in storehouse.
Description
Technical Field
The utility model belongs to the technical field of buggy collecting device and specifically relates to a buggy storage silo is related to.
Background
At present, because lignite is high in moisture, low in calorific value, easy to weather and self-ignite, and high in transportation cost per unit energy, long-distance transportation and storage are not facilitated. The direct combustion of lignite has low thermal efficiency, and the discharge amount of greenhouse gases is also very large, thus being difficult to develop and utilize on a large scale. In addition, the conversion and utilization of lignite as a raw material are also limited, and the moisture content in the coal needs to be reduced to less than 10% in both the liquefaction, carbonization and gasification of lignite.
In the 'twelve-five' plan of industrial development of coal released in China, one of the key future tasks is to develop clean coal technology vigorously to promote efficient and clean utilization of resources; the advanced briquette production and application technology is popularized, and the research, development and demonstration of lignite upgrading technology are enhanced. For this reason, the development of lignite drying and upgrading technology has become a key to clean and effectively utilize lignite.
Nowadays, the use of high-temperature flue gas drying is relatively mature, and the drum drying in the middle of the device is a typical technology adopted in China. The technology can obviously reduce the moisture content and greatly improve the heat productivity after the quality improvement of the lignite, can solve the problems of serious environmental pollution and low heat utilization rate when the lignite is directly combusted, and improves the economic value and the energy utilization benefit. The coal dust collector is used as a collecting device of lignite coal dust, plays double roles of safe production and smoke emission control in the lignite upgrading process, and is a key ring in the lignite upgrading process.
However, the insufficient understanding of the equipment manufacturer on the flame and explosion prevention of the lignite causes a plurality of defects in the design of the structure, and the problems that the coal dust collector actually put into operation in China has bag ignition, powder bin explosion, local spontaneous combustion and the like are caused, so that the safety of the coal dust collector and even the lignite drying system is seriously influenced. Today, the development and optimization of coal dust collectors have become an important direction of attention of many lignite drying manufacturers, as "the clean coal technology is vigorously developed and the development and demonstration of lignite upgrading technology is enhanced".
The current buggy goes out the feed bin when storing the buggy, all feeds in raw material to the internal storehouse from the top of storage silo, after the internal buggy in storehouse was filled with, because the storehouse body seals the setting, can't see the internal condition in storehouse from the external world, continues to feed in raw material to the storehouse body again after the storehouse body was filled with to lead to the storehouse body to emit the storehouse easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a buggy storage silo sets up on the support through it is storehouse body built on stilts, and the top of support is provided with weighs the subassembly, weighs the weight that the subassembly can weigh the internal buggy in storehouse to can accurately know the weight of the internal buggy in storehouse, prevent the internal storehouse of popping out in storehouse.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a pulverized coal storage silo, includes the support, and the top of support is provided with the storehouse body, and the top of the storehouse body has set firmly the inlet pipe, and the support includes the stabilizer blade of three vertical setting, and the top of stabilizer blade sets firmly the support ring that the level set up, and the top of support ring is provided with the gravity sensor who supports in storehouse body bottom, and the lateral wall circumference of the storehouse body has set firmly the spacing ring of butt in the support ring top, and gravity sensor can the weight of the internal pulverized coal in real-time detection storehouse.
Through adopting above-mentioned scheme, when the material was added to the internal material in storehouse through the inlet pipe, gravity sensor can the total weight value in real time detection storehouse body, and the total mass value of the storehouse body that will detect simultaneously exports, and the staff can compare with the weight value when filling in the storehouse body according to measured weight value, can know whether fill in the storehouse body, can effectively prevent the storehouse body from overflowing the storehouse.
The utility model discloses further set up to: the bottom of spacing ring corresponds the position of stabilizer blade and all has set firmly two spacing rings, forms joint gravity sensor's draw-in groove between two spacing rings.
Through adopting above-mentioned scheme, when support ring and spacing ring butt, gravity sensor joint makes the connection between support ring and the spacing ring more stable in the draw-in groove between the stopper, prevents that the storehouse body from rotating at the top of support ring.
The utility model discloses further set up to: a control circuit is connected between the gravity sensor and the feeding pipe, the control circuit comprises a detection unit, the detection unit is the gravity sensor, and the gravity sensor detects the weight value of the bin body in real time and outputs the detected weight value; the comparison unit is coupled with the detection unit, receives the weight value output by the detection unit, compares the weight value with a preset value when receiving a high level signal output by a detection unit, and outputs a high level signal when the weight value is greater than the preset value; and the control unit is coupled with the comparison unit and receives the high level signal output by the comparison unit, and when the control unit receives the high level signal output by the comparison unit, the control unit controls the feeding pipe to stop feeding into the bin body.
Through adopting above-mentioned scheme, gravity sensor real-time detection storehouse body's weight value to export the weight value of the storehouse body that detects for the comparator unit, the comparator unit compares the weight value and the default of the storehouse body, when the weight value of the storehouse body is greater than the default, control the inlet pipe and stop to the internal feeding of storehouse.
The utility model discloses further set up to: the control unit comprises an electromagnetic valve arranged on the feeding pipe.
By adopting the scheme, when the weight value of the bin body is greater than the preset value, the electromagnetic valve on the feeding pipe is controlled to be closed, and then the feeding of the bin body to the bin body can be stopped.
The utility model discloses further set up to: the bottom of the bin body is fixedly provided with a discharge pipe, and a butterfly valve is fixedly arranged on the discharge pipe.
By adopting the scheme, the coal powder in the bin body can be discharged outwards by opening the butterfly valve, so that the discharge of the coal powder in the bin body can be controlled conveniently.
The utility model discloses further set up to: a dead head is arranged at the top of the bin body, and a plug is inserted in the dead head.
By adopting the scheme, the top of the bin body is provided with the dead head, so that the pulverized coal can be discharged from the dead head when the bin body is in the dead bin state, and the bin body is prevented from being damaged by the pulverized coal.
The utility model discloses further set up to: and a sealing ring is fixedly arranged at the position of the bin body, which is located at the riser, in the circumferential direction.
Through adopting above-mentioned scheme, the sealing washer can strengthen the connectivity of end cap and the storehouse body, makes the end cap more stable with the storehouse body coupling, can also prevent that the graphite dust in the storehouse body from outwards revealing to the sealed between the end cap and the storehouse body.
The utility model discloses further set up to: the lateral wall of the storehouse body has set firmly a vertical cat ladder, and the outside that the storehouse body lies in the cat ladder has set firmly the guardrail.
Through adopting above-mentioned scheme, the cat ladder can be convenient for the staff to overhaul to the top of the storehouse body, and the guardrail drops from the guardrail when can prevent that the staff from climbing the cat ladder.
The utility model discloses further set up to: the top circumference of the storehouse body sets firmly the rail.
Through adopting above-mentioned scheme, when the staff overhauls the top of the storehouse body, the rail can prevent that the staff from dropping from the top of the storehouse body, and is secure to staff's safety.
To sum up, the utility model discloses following beneficial effect has:
1. the bin body is arranged at the top of the support, the feeding pipe is fixedly arranged at the top of the bin body, the support comprises three vertically arranged support legs, the top of each support leg is fixedly provided with a horizontally arranged support ring, the top of each support ring is provided with a gravity sensor supported at the bottom of the bin body, a limit ring abutted against the top of each support ring is fixedly arranged on the outer side wall of the bin body in the circumferential direction, the gravity sensors can detect the weight of pulverized coal in the bin body in real time, when materials are added into the bin body through the feeding pipe, the gravity sensors can detect the total weight value of the bin body in real time, the detected total weight value of the bin body is output at the same time, and a worker can know whether the bin body is full or not according to the measured weight value and compared with;
2. the two limiting rings are fixedly arranged at the bottom of each limiting ring corresponding to the position of each supporting leg, a clamping groove for clamping the gravity sensor is formed between the two limiting rings, and when the supporting ring is abutted against the limiting rings, the gravity sensor is clamped in the clamping groove between the limiting blocks, so that the connection between the supporting ring and the limiting rings is more stable, and the bin body is prevented from rotating at the top of the supporting ring;
3. the lateral wall through at the storehouse body has set firmly a vertical cat ladder, and the outside that the storehouse body lies in the cat ladder has set firmly the guardrail, and the cat ladder can be convenient for the staff to overhaul to the top of the storehouse body, and the guardrail drops from the guardrail when can preventing that the staff from climbing the cat ladder.
Drawings
FIG. 1 is an isometric view of an embodiment;
FIG. 2 is a sectional view of the embodiment;
FIG. 3 is an exploded view of the embodiment;
fig. 4 is a circuit diagram of the control circuit.
In the figure, 1, a bracket; 11. a support leg; 12. a support ring; 2. a bin body; 21. a feed pipe; 22. a discharge pipe; 221. a butterfly valve; 23. a riser; 230. a seal ring; 231. a plug; 24. climbing a ladder; 241. a guardrail; 25. a fence; 26. a limiting ring; 261. a limiting block; 262. a card slot; 3. a control circuit; 31. a detection unit; 311. a gravity sensor; 32. a comparison unit; 33. a control unit; 331. an electromagnetic valve.
Detailed Description
The utility model provides a buggy storage silo, refers to fig. 1, includes support 1, and the top of support 1 can be dismantled and is connected with the storehouse body 2, and the top of the storehouse body 2 sets firmly one with the interior inlet pipe 21 that communicates of storehouse body 2, and buggy is through inlet pipe 21 to the feeding in the storehouse body 2. The bottom of the bin body 2 is arranged in a conical shape, so that pulverized coal in the bin body 2 can be discharged conveniently, the bottom of the bin body 2 is fixedly provided with a discharge pipe 22, and a butterfly valve 221 is fixedly arranged on the discharge pipe 22.
Referring to fig. 1 and 2, a riser 23 is formed at the top of the bin body 2, a plug 231 is inserted into the riser 23, a sealing ring 230 is fixedly arranged at the position of the bin body 2, which is located at the riser 23, in the circumferential direction, and the sealing ring 230 can enable the plug 231 to be more tightly connected with the riser 23, so that the pulverized coal in the bin body 2 is prevented from leaking outwards; a vertical ladder 232 is fixedly arranged on the side wall of the bin body 2, so that a worker can conveniently overhaul the top of the bin body 2, a guardrail 24 is fixedly arranged on the bin body 2 at the outer side of the ladder 232, and the guardrail 24 can prevent the worker from falling off the guardrail 24 when climbing the ladder 232; the top circumference of the bin body 2 is fixedly provided with a fence 25, and the fence 25 can prevent the worker from falling off the bin body 2.
Referring to fig. 3 and 4, support 1 includes three vertical stabilizer blades 11 that set up, the support ring 12 that sets up the level setting has been set firmly jointly at the top of three stabilizer blades 11, stabilizer blade 11 evenly sets firmly along the circumference of support ring 12 bottom, the top of support ring 12 has set firmly weighing transducer, the lateral wall circumference of the storehouse body 2 has set firmly spacing ring 26, gravity sensor 311 butt is on spacing ring 26, the position that the bottom of spacing ring 26 corresponds gravity sensor 311 has set firmly two stoppers 261, form joint gravity sensor 311's draw-in groove 262 between two stoppers 261, the gravity sensor 311 joint at support ring 12 top is in draw-in groove 262, it is more stable to make support 1 be connected with the storehouse body 2, be connected with control circuit 3 on the storehouse body 2, control circuit 3 can be after detecting the interior buggy that fills up of the storehouse body 2, control inlet pipe 21 stops to the feeding in the.
Referring to fig. 4, the control circuit 3 includes a detection unit 31, a comparison unit 32, and a control unit 33. The detection unit 31 is set as a gravity sensor 311, the gravity sensor 311 detects the total weight value of the bin body 2 in real time and outputs the detected total weight value of the pulverized coal and the bin body 2, and one end of the gravity sensor 311 is connected with a power supply VCC; the comparison unit 32 comprises a comparator T1 with a negative input end electrically connected to the gravity sensor 311, a resistor R1 is connected in series between the positive input end of the comparator T1 and the gravity sensor 311, a preset value Vref1 is connected in series to the positive input end of the comparator T1, and the preset value Vref1 is the sum of the mass of the pulverized coal filled in the silo body 2 and the weight of the silo body 2; the control unit 33 includes a resistor R2 and a transistor Q1 coupled in series to an output terminal of the comparator T1, an emitter of the transistor Q1 is coupled in series to the power source VCC and the resistor R3, a collector of the transistor Q1 is coupled in series to the indicator light L and the solenoid valve 331, the solenoid valve 331 is fixedly connected to the feeding pipe 21, and an end of the solenoid valve 331 remote from the transistor Q1 is grounded. The gravity sensor 311 can detect the pulverized coal in the silo body 2 and the total mass of the silo body 2 in real time, and transmits the detected mass value to the comparator T1 in real time, the comparator T1 compares the received mass value with a preset value Vref1, when the mass value is greater than the preset value Vref1, the triode Q1 is controlled to be conducted, the display lamp L is controlled to be bright, and the electromagnetic valve 331 is controlled to be closed at the same time, so that the feeding pipe 21 stops feeding into the silo body 2.
The use principle is as follows: the inlet pipe 21 lets in the buggy to the storehouse body 2, weight sensor can real-time detection storehouse body 2's gross mass, and transmit the weight value that detects for comparator T1, comparator T1 compares storehouse body 2's gross mass value in default Vref1, when the mass value is greater than default Vref1, output high level signal, control solenoid valve 331 closes, make inlet pipe 21 stop to the feeding in the storehouse body 2, prevent that storehouse body 2 from overflowing the storehouse.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a buggy storage silo, includes support (1), and the top of support (1) is provided with the storehouse body (2), and the top of the storehouse body (2) has set firmly inlet pipe (21), its characterized in that:
the support (1) comprises three vertically-arranged support legs (11), horizontally-arranged support rings (13) and (12) are fixedly arranged at the tops of the support legs (11), a gravity sensor (311) supported at the bottom of the bin body (2) is arranged at the tops of the support rings (13) and (12), a limit ring (26) abutted against the tops of the support rings (13) and (12) is fixedly arranged on the circumferential direction of the outer side wall of the bin body (2), and the gravity sensor (311) can detect the weight of pulverized coal in the bin body (2) in real time.
2. The pulverized coal storage silo according to claim 1, characterized in that: the bottom of spacing ring (26) corresponds the position of stabilizer blade (11) and all has set firmly two spacing rings (26), forms draw-in groove (262) of joint gravity sensor (311) between two spacing rings (26).
3. The pulverized coal storage silo according to claim 1, characterized in that:
a control circuit (3) is connected between the gravity sensor (311) and the feeding pipe (21), the control circuit (3) comprises a detection unit (31), the detection unit (31) is the gravity sensor (311), and the gravity sensor (311) detects the weight value of the bin body (2) in real time and outputs the detected weight value;
the comparison unit (32), the coupling of comparison unit (32) is connected to the detecting unit (31), and receive the weight value that the detecting unit (31) outputs, when the comparison unit (32) receives the high level signal that the detecting unit outputs, compare the weight value with the predetermined value, when the weight value is greater than the predetermined value, output the high level signal;
and the control unit (33), the control unit (33) is coupled with the comparison unit (32) and receives the high level signal output by the comparison unit (32), and when the control unit (33) receives the high level signal output by the comparison unit (32), the feeding pipe (21) is controlled to stop feeding into the bin body (2).
4. The pulverized coal storage silo according to claim 3, characterized in that: the control unit (33) comprises a solenoid valve (331) arranged on the feeding pipe (21).
5. The pulverized coal storage silo according to claim 1, characterized in that: the bottom of the bin body (2) is fixedly provided with a discharge pipe (22), and a butterfly valve (221) is fixedly arranged on the discharge pipe (22).
6. The pulverized coal storage silo according to claim 1, characterized in that: a dead head (23) is arranged at the top of the bin body (2), and a choke plug (231) is inserted in the dead head (23).
7. The pulverized coal storage silo according to claim 6, characterized in that: and a sealing ring (230) is fixedly arranged on the bin body (2) at the position of the dead head (23) in the circumferential direction.
8. The pulverized coal storage silo according to claim 1, characterized in that: the lateral wall of the bin body (2) is fixedly provided with a vertical ladder stand (232), and the outer side of the bin body (2) on the ladder stand (232) is fixedly provided with a guardrail (24).
9. The pulverized coal storage silo according to claim 1, characterized in that: the top circumference of the bin body (2) is fixedly provided with a fence (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077449.2U CN210213547U (en) | 2019-07-10 | 2019-07-10 | Pulverized coal storage bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077449.2U CN210213547U (en) | 2019-07-10 | 2019-07-10 | Pulverized coal storage bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210213547U true CN210213547U (en) | 2020-03-31 |
Family
ID=69936932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921077449.2U Expired - Fee Related CN210213547U (en) | 2019-07-10 | 2019-07-10 | Pulverized coal storage bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210213547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111846672A (en) * | 2020-07-23 | 2020-10-30 | 武汉合创四联科技发展有限公司 | Material collecting device for construction |
| CN113942762A (en) * | 2020-07-17 | 2022-01-18 | 湖南磊鑫新材料科技有限公司 | Storage device for ground limestone fine powder |
-
2019
- 2019-07-10 CN CN201921077449.2U patent/CN210213547U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942762A (en) * | 2020-07-17 | 2022-01-18 | 湖南磊鑫新材料科技有限公司 | Storage device for ground limestone fine powder |
| CN113942762B (en) * | 2020-07-17 | 2022-12-02 | 湖南磊鑫新材料科技有限公司 | Storage device for ground limestone fine powder |
| CN111846672A (en) * | 2020-07-23 | 2020-10-30 | 武汉合创四联科技发展有限公司 | Material collecting device for construction |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |