CN104528414A - Coal transportation anti-freezing-adhering system - Google Patents
Coal transportation anti-freezing-adhering system Download PDFInfo
- Publication number
- CN104528414A CN104528414A CN201410846111.4A CN201410846111A CN104528414A CN 104528414 A CN104528414 A CN 104528414A CN 201410846111 A CN201410846111 A CN 201410846111A CN 104528414 A CN104528414 A CN 104528414A
- Authority
- CN
- China
- Prior art keywords
- control module
- communicated
- antifreeze
- water tank
- nozzle
- 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.)
- Granted
Links
- 239000003245 coal Substances 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 239000007921 spray Substances 0.000 claims description 34
- 238000009434 installation Methods 0.000 claims description 24
- 230000002528 anti-freeze Effects 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 abstract description 8
- 239000003595 mist Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 5
- 230000008014 freezing Effects 0.000 abstract description 3
- 238000007710 freezing Methods 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/02—Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention discloses a coal transportation dustproof anti-freezing-adhering system which comprises a sensor group module, a control module, a liquid supply device, a pressurizing device, a valve control cabinet and a spraying device. The sensor group module is connected with the control module which is connected with the liquid supply device. The liquid supply device and the pressurizing device are communicated with the valve control cabinet respectively. The valve control cabinet is connected with the control module. A nozzle is communicated with the valve control cabinet. The anti-freezing-adhering system is used on an adhesive tape machine, and freezing adhering between the adhesive tape machine and raw coal and between raw coal can be effectively avoided. According to the spraying device, liquid forms cone-shaped water mist through a water dividing groove of a liquid guiding core, air is sprayed out through an air way between a liquid nozzle and a nozzle cover, the air impacts water mist sprayed out by the liquid nozzle, so that sprayed water mist is fine, and spraying effect is good.
Description
Technical field
The present invention relates to antifreeze sticky field, particularly relate to the antifreeze sticky system of a kind of Coal Transport.
Background technology
In cold area in north, when coal is not by having the sealing-tape machine in heating corridor to transport, moisture contained in raw coal is under the effect of extraneous low temperature, have passed through from liquid state to solid-state change procedure, and then cause tiny coal particles (hereinafter referred to as material) to freeze with hydrogenesis to be bonded on adhesive tape carrying surface and roller surface, in adhesive tape operational process, freeze the granule coal being bonded at adhesive tape carrying surface and come off because of the vibrations of adhesive tape and the friction of carrying roller, form a large amount of coal breakages at adhesive tape reverse-running section.
The coal transported by sealing-tape machine is fallen from sealing-tape machine head after arriving loading station, directly entrucking after surge bunker, quantitatively storehouse.Outside compartment is exposed to always, surface temperature is very low, during entrucking, can freeze rapidly be bonded on compartment with the raw coal of car contact, is formed and freezes adhesion coating.And the raw coal of periphery also can be frozen and stick together, formed be difficult to clear up freeze grume, the harm of freezing grume is as follows: after 1. adhesive tape freezes sticky material, can be formed hard freeze adhesion coating at tape surface, accelerate the normal wear of swabbing pig, even cause the bursting apart property of swabbing pig to damage; 2. cylinder freezes after sticky material and easily causes belt deviation and belt tearing accident; 3. freeze adhesion coating in order to what make swabbing pig as much as possiblely can clean out belt surface, the pressure of swabbing pig must be strengthened, easily cause the lacerated wound of belt; 4. freeze a large amount of blankings that sticky material formed at belt reverse-running section and can hold up belt, cause the skidding of belt, sideslip accident; In the high-speed operation process of belt, the easy initiation fire of long-time friction with blanking, causes serious accident; 5. in order to clean out the blanking below sealing-tape machine, a large amount of personnel must be had to carry out cleaning work along the line at sealing-tape machine, and sealing-tape machine cannot set up the safety precaution to cleaning blanking personnel along the line, easily causes the serious accident of personal injury; 6. when blanking bulk deposition, can only shut down and clear up, cause to produce and interrupt, affect the efficiency of production system; 7. blanking and compartment freeze sticky after, by manually beaing, conveying efficiency can only have been had a strong impact on, added labour intensity, and damage can have been caused to compartment when unloading.
Summary of the invention
The object of this invention is to provide the antifreeze sticky system of a kind of Coal Transport, in order to solve the defect of above-mentioned prior art.
In order to achieve the above object, technical scheme provided by the present invention is: the antifreeze sticky system of a kind of Coal Transport, it comprises sensor assembly, control module, liquid feed device, pressure device, Valve controlling cabinet and atomising installation, described sensor assembly is connected with control module, described control module is connected with liquid feed device, described liquid feed device, pressure device are communicated with Valve controlling cabinet respectively, and described Valve controlling cabinet is connected with control module, and described atomising installation is communicated with Valve controlling cabinet;
Described sensor assembly comprises the temperature sensor, level sensor, current sensor and the flow sensor that are connected with control module respectively;
Described liquid feed device comprises the first water tank, the second water tank and water pump, the affixed feed tube of difference on the inlet of described first water tank, the second water tank, the liquid outlet of the first water tank, the second water tank is communicated with the inlet of water pump by drain pipe, the liquid outlet of described water pump is communicated with Valve controlling cabinet by hydraulic pipe, and water pump is connected with control module;
Described pressure device comprises Air compressor and storage tank, and described Air compressor is communicated with storage tank by gas piping, and described storage tank is communicated with Valve controlling cabinet by gas piping.
Further, described feed tube installs electromagnetic valve, flow counter and valve respectively, described electromagnetic valve is connected with control module.
Further, described drain pipe is installed respectively the electromagnetic valve be connected with control module.
Further, mounting filter on described hydraulic pipe.
Further, described controller is PLC.
Further, it also comprises the telltale be connected with control module.
Further, described atomising installation comprises end cap, nozzle casing, spray nozzle, drain core and joint; At the bottom of the lid of described end cap, center is provided with through hole; Described nozzle casing device is in the through hole of end cap, and nozzle casing edge is resisted against at the bottom of the lid of end cap; Described spray nozzle and nozzle casing are interlocked, and be provided with the Y shape air flue of supplied gas ejection between spray nozzle and nozzle casing, be provided with the pore be communicated with air flue in spray nozzle, the injection hole of spray nozzle is step-like; Described drain core apparatus is in the step-like injection hole of spray nozzle, and drain in-core is provided with the centre hole be communicated with injection hole, and drain core outlet end is provided with the bypass channel tangent with centre hole; Described joint is set on drain core by step-like inlet opening, and joint and end cap connect as one, and is provided with the induction opening be communicated with pore in joint.
Adopt technique scheme, technique effect of the present invention has: the antifreeze sticky system of Coal Transport of the present invention, be made up of sensor assembly, control module, liquid feed device, pressure device, Valve controlling cabinet and atomising installation, antifreeze sticky system of the present invention, effectively can prevent the load-transfer device of sealing-tape machine and raw coal, freeze between raw coal and raw coal sticky; Atomising installation of the present invention, liquid forms cone-shaped water mist through the bypass channel of drain core, and gas is through the air flue ejection between spray nozzle and nozzle casing, and gas impacts the water smoke that spray nozzle sprays, and make water smoke finer and closely woven, spray effect is better.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is embodiments of the invention structural representations;
Fig. 3 is the structure cutaway view of atomising installation of the present invention;
Fig. 4 is the outlet end structural representation of drain core of the present invention;
Wherein: 1, sensor assembly 2, control module 3, liquid feed device 4, pressure device 5, Valve controlling cabinet 6, atomising installation 7, electromagnetic valve 8, flow counter 9, valve 10, filter 11, temperature sensor 12, level sensor 13, current sensor 14, flow sensor 15, telltale 31, first water tank 32, second water tank 33, water pump 34, feed tube 35, drain pipe 36, hydraulic pipe 41, Air compressor 42, storage tank 43, gas piping 61, end cap 62, nozzle casing 63, spray nozzle 64, drain core 65, joint 66, through hole 67, air flue 68, pore 631, injection hole 641, centre hole 642, bypass channel 651, inlet opening 652, induction opening.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As shown in Figure 1, the structural representation of the antifreeze sticky system of Coal Transport of the present invention, it comprises sensor assembly 1, control module 2, liquid feed device 3, pressure device 4, Valve controlling cabinet 5 and atomising installation 6, sensor assembly 1 is connected with control module 2, control module 2 is connected with liquid feed device 3, liquid feed device 3, pressure device 4 are communicated with Valve controlling cabinet 5 respectively, and Valve controlling cabinet 5 is connected with control module 2, and atomising installation 6 is communicated with Valve controlling cabinet 5.
Sensor assembly 1 comprises the temperature sensor 11, level sensor 12, current sensor 13 and the flow sensor 14 that are connected with control module 2 respectively.
Controller 2 is PLC.
Liquid feed device 3 comprises the first water tank 31, second water tank 32 and water pump 33, the affixed feed tube 34 of difference on the inlet of the first water tank 31, second water tank 32, the liquid outlet of the first water tank 31, second water tank 32 is communicated with the inlet of water pump 33 by drain pipe 35, the liquid outlet of water pump 33 is communicated with Valve controlling cabinet 5 by hydraulic pipe 36, water pump 33 is connected with control module 2, is controlled startup and the stopping of water pump 34 by control module 2; Anti-freezer in first water tank 31 is low concentration, and use more than-25 DEG C, the anti-freezer in the second water tank 32 is high concentration, uses below-25 DEG C.
Pressure device 4 comprises Air compressor 41 and storage tank 42, and Air compressor 41 is communicated with storage tank 42 by gas piping 43, and storage tank 42 is communicated with Valve controlling cabinet 5 by gas piping 43, and Air compressor 41 provides power for the air in storage tank 42 flows.
As shown in Figure 2, the example structure schematic diagram of the antifreeze sticky system of Coal Transport of the present invention, on the basis of Fig. 1, feed tube 34 is installed respectively electromagnetic valve 7, flow counter 8 and valve 9, electromagnetic valve 7 is connected with control module 2, drain pipe 35 is installed respectively the electromagnetic valve 7 be connected with control module 2, controlled by control module 2 pairs of electromagnetic valves 7; Mounting filter 10 on hydraulic pipe 36, the impurity in filter 10 pairs of hydraulic pipes 36 in liquid filters, and prevents from blocking atomising installation 6.
Principle of work of the present invention is: temperature sensor 11 senses external temperature, when temperature more than-25 DEG C, uses the low concentration anti-freezer in the first water tank 31, when temperature is below-25 DEG C, uses the high concentration anti-freezer in the second water tank 32; When level sensor 12 senses liquid level in the first water tank 31 or the second water tank 32 lower than setting numerical value, control module 2 opens the electromagnetic valve 7 on feed tube 34, and the water tank to lack of water supplements anti-freezer; Current sensor 13 is for monitoring the curent change of sealing-tape machine, according to unlatching and the stopping of curent change perception sealing-tape machine, monitoring result is fed back to control module 2 by current sensor 13, when the load-transfer device of sealing-tape machine is for opening, control module 2 controls water pump 33, carries out spraying operation; When the load-transfer device of sealing-tape machine is for stopping, control module 2 controls water pump 33, stops spraying operation, and flow sensor 14, for monitoring the traffic conditions of sprinkling, is convenient to add up consumption;
During use, the anti-freezer in the first water tank 31 or the second water tank 32 is transported to Valve controlling cabinet 5 through water pump 33, and anti-freezer is transported to atomising installation 6 by Valve controlling cabinet 5; Gas in storage tank 42 is transported to Valve controlling cabinet 5 through the pressure of Air compressor 41, is transported to atomising installation 6 by Valve controlling cabinet 5.
As shown in Figure 3 and Figure 4, the structure cutaway view of atomising installation of the present invention, atomising installation 6 comprises end cap 61, nozzle casing 62, spray nozzle 63, drain core 64 and joint 65, at the bottom of the lid of end cap 61, center is provided with through hole 66, nozzle casing 62 device is in the through hole 66 of end cap 61, and nozzle casing 62 edge is resisted against at the bottom of the lid of end cap 61, spray nozzle 63 and nozzle casing 62 are interlocked, and be provided with the Y shape air flue 67 that supplied gas sprays between spray nozzle 63 and nozzle casing 62, be provided with the pore 68 be communicated with air flue 67 in spray nozzle 63, the injection hole 631 of spray nozzle 63 is step-like, drain core 64 device, in the step-like injection hole 631 of spray nozzle 63, is provided with the centre hole 641 be communicated with injection hole 631 in drain core 64, drain core 64 outlet end is provided with the bypass channel 642 tangent with centre hole 641, joint 65 is set on drain core 64 by step-like inlet opening 651, joint 65 and end cap 61 connect as one, the induction opening 652 be communicated with pore 68 is provided with in joint 65, the bypass channel 642 of anti-freezer bottom drain core 64 forms cone-shaped water mist, gas sprays through the Y shape air flue 67 between spray nozzle 63 and nozzle casing 62, gas impacts the water smoke that spray nozzle 63 sprays again, make water smoke finer and closely woven, atomising installation of the present invention forms the negative pressure value of 1.5 meters at inlet 651 place of joint 65, thus when ensureing not work, anhydrous in atomising installation 6, ensure not occur crystlline in atomising installation 6, can not be blocked.
Atomising installation is arranged on sealing-tape machine head, before sealing-tape machine carrying raw coal, first sprays one deck anti-freezer at the conveyor belt surface of sealing-tape machine, make between load-transfer device and raw coal, to form the evenly fine and closely woven antifreeze sticky isolation layer of one deck, prevent raw coal from freezing and glue on the conveyor belt; Atomising installation is arranged on the below of sealing-tape machine head, the raw coal fallen from sealing-tape machine head is sprayed, make raw coal surface form the antifreeze liquid layer of one deck, all can not freeze sticky between raw coal and raw coal, between raw coal and railway carriage.
The antifreeze sticky system of Coal Transport of the present invention, be made up of sensor group module, control module, liquid feed device, pressure device, Valve controlling cabinet and atomising installation, antifreeze sticky system of the present invention is applied on sealing-tape machine, effectively can prevent sealing-tape machine and raw coal, freeze between raw coal and raw coal sticky; Atomising installation of the present invention, liquid forms cone-shaped water mist through the bypass channel of drain core, and gas is through the air flue ejection between spray nozzle and nozzle casing, and gas impacts the water smoke that spray nozzle sprays, and make water smoke finer and closely woven, spray effect is better.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the right of invention.
Claims (7)
1. the antifreeze sticky system of Coal Transport, it is characterized in that: it comprises sensor assembly (1), control module (2), liquid feed device (3), pressure device (4), Valve controlling cabinet (5) and atomising installation (6), described sensor assembly (1) is connected with control module (2), described control module (2) is connected with liquid feed device (3), described liquid feed device (3), pressure device (4) is communicated with Valve controlling cabinet (5) respectively, described Valve controlling cabinet (5) is connected with control module (2), described atomising installation (6) is communicated with Valve controlling cabinet (5),
Described sensor assembly (1) comprises the temperature sensor (11), level sensor (12), current sensor (13) and the flow sensor (14) that are connected with control module (2) respectively;
Described liquid feed device (3) comprises the first water tank (31), the second water tank (32) and water pump (33), the affixed feed tube of difference (34) on the inlet of described first water tank (31), the second water tank (32), the liquid outlet of the first water tank (31), the second water tank (32) is communicated with the inlet of water pump (33) by drain pipe (35), the liquid outlet of described water pump (33) is communicated with Valve controlling cabinet (5) by hydraulic pipe (36), and water pump (33) is connected with control module (2);
Described pressure device (4) comprises Air compressor (41) and storage tank (42), and described Air compressor (41) is communicated with storage tank (42) by gas piping (43), and described storage tank (42) is communicated with Valve controlling cabinet (5) by gas piping (43).
2. the antifreeze sticky system of Coal Transport according to claim 1, is characterized in that: described feed tube (34) is installed respectively electromagnetic valve (7), flow counter (8) and valve (9), described electromagnetic valve (7) is connected with control module (2).
3. the antifreeze sticky system of Coal Transport according to claim 1, is characterized in that: described drain pipe (35) is installed respectively the electromagnetic valve (7) be connected with control module (2).
4. the antifreeze sticky system of Coal Transport according to claim 1, is characterized in that: the upper mounting filter (10) of described hydraulic pipe (36).
5. the antifreeze sticky system of Coal Transport according to claim 1, is characterized in that: described controller (2) is PLC.
6. the antifreeze sticky system of Coal Transport according to claim 1, is characterized in that: it also comprises the telltale (15) be connected with control module (2).
7. the antifreeze sticky system of Coal Transport according to claim 1, is characterized in that: described atomising installation (6) comprises end cap (61), nozzle casing (62), spray nozzle (63), drain core (64) and joint (65);
At the bottom of the lid of described end cap (61), center is provided with through hole (66);
Described nozzle casing (62) device is in the through hole (66) of end cap (61), and nozzle casing (62) edge is resisted against at the bottom of the lid of end cap (61);
Described spray nozzle (63) and nozzle casing (62) are interlocked, the Y shape air flue (67) that supplied gas sprays is provided with between spray nozzle (63) and nozzle casing (62), be provided with the pore (68) be communicated with air flue (67) in spray nozzle (63), the injection hole (631) of spray nozzle (63) is for step-like;
Described drain core (64) device is in the step-like injection hole (631) of spray nozzle (63), be provided with the centre hole (641) be communicated with injection hole (631) in drain core (64), drain core (64) outlet end is provided with the bypass channel (642) tangent with centre hole (641);
Described joint (65) is set on drain core (64) by step-like inlet opening (651), and joint (65) and end cap (61) connect as one, and are provided with the induction opening (652) be communicated with pore (68) in joint (65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410846111.4A CN104528414B (en) | 2014-12-31 | 2014-12-31 | The antifreeze viscous system of Coal Transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410846111.4A CN104528414B (en) | 2014-12-31 | 2014-12-31 | The antifreeze viscous system of Coal Transport |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104528414A true CN104528414A (en) | 2015-04-22 |
| CN104528414B CN104528414B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410846111.4A Active CN104528414B (en) | 2014-12-31 | 2014-12-31 | The antifreeze viscous system of Coal Transport |
Country Status (1)
| Country | Link |
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| CN (1) | CN104528414B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127027A (en) * | 2015-07-03 | 2015-12-09 | 贾会荣 | Automatic spraying machine |
| CN109011942A (en) * | 2018-08-23 | 2018-12-18 | 富强 | A kind of wet dust removal method of winter extremely cold area |
| CN109230372A (en) * | 2018-09-30 | 2019-01-18 | 呼伦贝尔市创新环保科技发展有限公司 | A kind of antifreeze viscous dust-arrest device of belt |
| CN115744159A (en) * | 2022-12-06 | 2023-03-07 | 力博工业技术研究院(山东)有限公司 | Anti-freezing adhesive system for rubber belt of belt conveyor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127027A (en) * | 2015-07-03 | 2015-12-09 | 贾会荣 | Automatic spraying machine |
| CN109011942A (en) * | 2018-08-23 | 2018-12-18 | 富强 | A kind of wet dust removal method of winter extremely cold area |
| CN109230372A (en) * | 2018-09-30 | 2019-01-18 | 呼伦贝尔市创新环保科技发展有限公司 | A kind of antifreeze viscous dust-arrest device of belt |
| CN115744159A (en) * | 2022-12-06 | 2023-03-07 | 力博工业技术研究院(山东)有限公司 | Anti-freezing adhesive system for rubber belt of belt conveyor |
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| Publication number | Publication date |
|---|---|
| CN104528414B (en) | 2016-08-17 |
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Effective date of registration: 20180830 Address after: 024070 Wuwei Road, Economic Transformation and Development Experimental Zone of Chifeng Resource-based City, Yuanbaoshan District, Chifeng City, Inner Mongolia Autonomous Region Patentee after: Chifeng Fu Qiang Electromechanical Equipment Co., Ltd. Address before: 024070 Yuanbao Town Development Zone, Yuanbao District, Chifeng, the Inner Mongolia Autonomous Region, Chifeng Fu Qiang electrical and mechanical equipment Co., Ltd. Patentee before: Fu Qiang |
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