CN204024469U - The all-hydraulic anchor shaft anchor cable drill carriage of six arms that a kind of supporting continuous miner uses - Google Patents
The all-hydraulic anchor shaft anchor cable drill carriage of six arms that a kind of supporting continuous miner uses Download PDFInfo
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Abstract
The all-hydraulic anchor shaft anchor cable drill carriage of six arms that the utility model provides a kind of supporting continuous miner to use, mainly by walking mechanism, elevating mechanism, temporary lining mechanism, drill boom mechanism, electrical system and hydraulic system form, wherein each drill boom mechanism front end is provided with the mechanism that drills, elevating mechanism comprises mounting platform and lift platform, mounting platform is located at the top of walking mechanism, temporary lining mechanism is fixed on above lift platform, described drill boom mechanism is six, drill carriage arranged in front Si Ge drill boom mechanism, after arrange Liang Ge drill boom mechanism, Si Ge drill boom mechanism is " one " word and arranges above, by rotary oil cylinder one, be arranged on above slideway, slideway is arranged on above lift platform by rotary oil cylinder two, back Liang Ge drill boom mechanism is arranged on mounting platform, the utility model can disposablely complete in the full section anchor pole, the cable bolting work that connect mining face, has improved operating efficiency.
Description
Technical field
The utility model relates to roofboltier field, the all-hydraulic anchor shaft anchor cable drill carriage of six arms that especially a kind of supporting continuous miner uses.
Background technology
The energy of China is composed and is deposited genus " oil starvation, weak breath, rich coal ", so coal occupies for a long time more than 70% ratio in Chinese primary energy consumption.Rapid growth along with China's economic, coal consumption amount also continues to increase, within 2013, coal production has reached 3,700,000,000 tons, a period of future, consumption of coal speedup will remain on 3% left and right, and to the year two thousand twenty, national coal demand total amount will be 4,800,000,000 tons of left and right, when the time comes, the proportion of coal in the disposable energy consumption structure of China still can account for 60% left and right.To the year two thousand twenty, national coal can utilize 4,000,000,000 tons of production capacities, 800,000,000 tons of left and right of production capacity breach.
Along with the development of coal industry science and technology and the requirement of CHINESE INDUSTRIES policy, from last century the eighties, advanced bolting and rope support technology is widely applied in the coal mine roadway driving of China.At present, China's big-and-middle-sized mine bolt cable bolting operating type relies on artificial hand-held monomer roof-bolter and the electric coal drill of using mostly, monomer-type jumbolter mechanization degree is low, labour intensity is large, and because hand-held monomer roof-bolter is by manual operation, the limitation of manpower itself causes anchor pole coupling mechanism force to need secondary fastening, so both increased workload, also taken a lot of time, and needed workman to become group job, the efficiency of monomer-type jumbolter is therefore very low; , there is more serious potential safety hazard in hand-held monomer roof-bolter operation under exposed top board conventionally, causes safety factor low.
The use of continuous miner has realized the mechanization coal breakage of driving face and has coaling, and has obtained good result of use, has greatly improved driving speed.Majority is used supporting operation in the tunnelling that connects the machine of adopting conventionally separately to carry out at present, divide top anchor pole, side anchor pole, anchor cable construction three parts, roll bolt is completed by four arm cars, top anchor cable is used monomer roof-bolter or anchor cable drill carriage to complete side anchor pole and adopts electric coal drill and manually built a framework, different personnel complete the supporting operation of three phases in the different time with different equipment, caused that equipment is many, personnel are many, efficiency is low, labour intensity is large, the shortcoming of poor stability, supporting operation the keeping in check into driving speed that lagged behind.
Therefore, design a kind ofly can carry out bolting and rope support, efficiency is high, safe and reliable and can adopt machine work plane and support the use the new all-hydraulic anchor shaft anchor cable drill carriage that can disposablely carry out full section supporting operation with connecting, and is that the company of solution adopts that the supporting operating efficiency of machine driving face is low, speed is low, a kind of effective means of poor stability.
Utility model content
The all-hydraulic anchor shaft anchor cable drill carriage of six arms that the utility model provides a kind of supporting continuous miner to use, can disposablely complete in the full section anchor pole, the cable bolting work that connect mining face, and efficiency is high, safe and reliable and can adopt machine machine with company supports the use at work plane, thereby overcome that existing roofboltier need to divide that three steps carry out that supporting operation, supporting efficiency are low, labour intensity large, poor stability, the loaded down with trivial details shortcoming of back work, and improve roofboltier and adopt the supporting service efficiency of machine at work plane with connecting.
The all-hydraulic anchor shaft anchor cable drill carriage of six arms that the utility model provides a kind of supporting continuous miner to use, mainly by walking mechanism, elevating mechanism, temporary lining mechanism, drill boom mechanism, electrical system and hydraulic system form, wherein each drill boom mechanism front end is provided with the mechanism that drills, elevating mechanism comprises mounting platform and lift platform, mounting platform is located at the top of walking mechanism, temporary lining mechanism is fixed on above lift platform, it is characterized in that: described drill boom mechanism is six, drill carriage arranged in front Si Ge drill boom mechanism, after arrange Liang Ge drill boom mechanism, Si Ge drill boom mechanism is " one " word and arranges above, by rotary oil cylinder one, be arranged on above slideway, slideway is arranged on above lift platform by rotary oil cylinder two, back Liang Ge drill boom mechanism is arranged on mounting platform.
Preferred scheme is that rotary oil cylinder one is connected with drill boom mechanism with slideway respectively by bolt, the rotation of 90 ° before and after the swing that rotary oil cylinder middle two the drill boom winding machines of one drive left and right is 10 ° and two, outside drill boom winding machine, rotary oil cylinder two is connected with lift platform with slideway respectively by bolt, rotation by rotary oil cylinder two realizes slideway and rotates to interior of body, completes the contraction of drill boom mechanism.
Preferred scheme is that slideway inside is provided with telescopic oil cylinder, and telescopic oil cylinder is connected with slideway by bearing pin, realizes moving left and right of drill boom mechanism.
Preferred scheme is that back Liang Ge drill boom mechanism is provided with extension sleeve, jacking sleeve, rotary oil cylinder three, by extension sleeve, realize moving left and right of drill boom mechanism, by jacking sleeve, realize moving up and down of drill boom mechanism, rotary oil cylinder three is connected with drill boom mechanism with jacking sleeve by bolt, drives the rotation of drill boom mechanism.
Preferred scheme is to have one group of linkage and hydraulic jack below lift platform, by regulator solution compressing cylinder, controls rising and falling of lift platform, and operating desk is installed on lift platform.
Preferred scheme is that temporary lining mechanism is fixed on lift platform anteriomedial position.
Preferred scheme is respectively equipped with independently operating desk for Liang Ge drill boom mechanism below, and the relative position of operating desk and drill boom mechanism is fixed.
Preferred scheme is that lift platform is provided with liftable ceiling.
Wherein, electrical system is connected with pump station part, and drives the hydraulic oil pump work of pump station part; Hydraulic system comprises fuel tank, connect fuel-tank outlet and hydraulic oil pump entrance and the outlet of connecting fluid pressure oil pump and walking mechanism, the fluid pressure line of the mechanism that drills, elevating mechanism, drill boom mechanism, temporary lining mechanism, hydraulic pump, motor, hydraulic jack and be positioned at the equalizing valve on fluid pressure line; Walking mechanism is selected track-type mode, is positioned at the bottom of drill carriage, and its top is provided with mounting platform, and the fuel tank of hydraulic system and pump station part and electrical system are all fixedly mounted on mounting platform; Elevating mechanism comprises mounting platform, lift platform, connecting rod and oil cylinder; Walking mechanism is crawler type walking mechanism, includes turgor cylinder, running motor and reductor.
Lift platform described in the utility model adopts overall structure, is provided with one group for guaranteeing the stable linkage rising and falling of lift platform between lift platform and mounting platform; Lift platform front portion is provided with four drill booms and regulates the flexible oil cylinder of drill boom, and drill boom can be contracted in lift platform after regaining, and part fluid pressure line is also arranged in lift platform inside.The ceiling that protection workman job safety is installed above lift platform, ceiling rises and falls with crane, is provided with anchor net storeroom, top above ceiling, realizes the function of automatically upper anchor net.
Described electrical system is connected with pump station part, and control hydraulic oil pump, mainly by: fire-proof motor, electromagnetic starter, spooling system, explosion-proof illuminating lamp, gas breaker, light voice signal device, scram button, anti-explosion terminal box and anti-explosion cable form;
Described hydraulic system comprises fuel tank, connect fuel-tank outlet and pump station part and be connected pump station part outlet and the fluid pressure line of walking mechanism, the mechanism that drills, elevating mechanism, drill boom mechanism, temporary lining mechanism, hydraulic oil pump, motor, hydraulic jack and be positioned at safety valve and the operating valve on fluid pressure line;
Described Liu Ge drill boom mechanism, the turnover panel of standing for operating personnel is equipped with in the side of front four drill booms, turnover panel is two of left and right, each turnover panel all can complete independently the rotary movement of 90 °, facilitate staff to operate drill boom and carry out supporting operation; The lifting position of two drill booms next is equipped with independently operating platform, facilitates workman to operate.
The described mechanism that drills has six groups, front four mechanisms that drill can realize the swing of 10 ° of left and right, also can both realize and moving left and right simultaneously, in four mechanisms that drill two groups of both sides mechanisms that drill can realize before and after the rotation of 90 °, after the mechanism that drills of two groups of drill booms can carry out with drill boom the rotation of 180 ° of all arounds.The every group of mechanism that drills comprises hydraulic jack, slideway, slew gear assembly and the chain assembly of two different strokes, and oil cylinder is positioned at the both sides of slideway, and slew gear assembly is positioned at the top of slideway, and slew gear, oil cylinder link together by chain assembly and slideway.
The utlity model has following advantage: (1) can the company of realization adopt machine face timbering mechanization of operation, only need once supporting operation can complete support work, operating efficiency is provided greatly, and improve supporting efficiency and job safety coefficient, reduce labour intensity, and then alleviate the situation of pick anchor imbalance; (2) all-hydraulic control, power section is that fire-proof motor drives hydraulic oil pump to system feed flow, by each element of hydraulic system, controls mechanical part executive component, simple to operate, failure rate is low, easy to maintenance; (3) drill boom is arranged on above mounting platform, has guaranteed the stability under drill carriage in working order; (4) temporary lining mechanism can carry out temporary lining to tunnel, avoids workman's operation under the condition on sky top, has improved the safety factor of workman's operation; (5) drill carriage reasonable integral structure, good rigidly, walks freely reliable, adapts to and works under rugged environment.The mechanism's moment of torsion of drilling is large, and rotating speed is high, is very good colliery down-hole mining safety support equipment.Can realize the target of China's coal-mine industrial security, efficient, do mechanization operation, the abundant and perfect function of anchor shaft anchor cable car in the industry, can disposablely complete full section supporting operation, also can assist the gaging hole of prying into (inspecting hole of water, gas).
Accompanying drawing explanation
Fig. 1 is the drill carriage schematic side view of the all-hydraulic anchor shaft anchor cable drill carriage of a kind of six arm of the utility model;
Fig. 2 is the drill carriage schematic top plan view of the all-hydraulic anchor shaft anchor cable drill carriage of a kind of six arm of the utility model;
Fig. 3 is the drill carriage schematic rear view (lacking two drill booms) of the all-hydraulic anchor shaft anchor cable drill carriage of a kind of six arm of the utility model.
The specific embodiment
Shown in accompanying drawing 1-3, the all-hydraulic anchor shaft anchor cable drill carriage of six arms that the utility model provides a kind of supporting continuous miner to use, mainly by walking mechanism 1, elevating mechanism 3, temporary lining mechanism 4, drill boom mechanism 5, electrical system 2 and hydraulic system form, wherein each drill boom mechanism front end is provided with the mechanism 6 that drills, elevating mechanism 3 comprises mounting platform 11 and lift platform 32, walking mechanism 1 is positioned at the bottom of drill carriage, mounting platform 11 is located at the top of walking mechanism 1, temporary lining mechanism 3 is fixed on above lift platform 32, described drill boom mechanism 5 is six, drill carriage arranged in front Si Ge drill boom mechanism 51, 52, 53, 54, after arrange Liang Ge drill boom mechanism 55, 56, Si Ge drill boom mechanism is " one " word and arranges above, by rotary oil cylinder one, be arranged on above slideway, slideway is arranged on above lift platform 32 by rotary oil cylinder two, back Liang Ge drill boom mechanism is arranged on mounting platform 11, rotary oil cylinder one is connected with drill boom mechanism 5 with slideway respectively by bolt, the rotation of 90 ° before and after the swing that rotary oil cylinder middle two the drill boom winding machines of one drive left and right is 10 ° and two, outside drill boom winding machine, rotary oil cylinder two is connected with lift platform 32 with slideway respectively by bolt, rotation by rotary oil cylinder two realizes slideway and rotates to interior of body, completes the contraction of drill boom mechanism 5, slideway inside is provided with telescopic oil cylinder, and telescopic oil cylinder is connected with slideway by bearing pin, realizes moving left and right of drill boom mechanism 5, back Liang Ge drill boom mechanism 5 is provided with extension sleeve, jacking sleeve, rotary oil cylinder three, by extension sleeve, realize moving left and right of drill boom mechanism 5, by jacking sleeve, realize moving up and down of drill boom mechanism, rotary oil cylinder three is connected with drill boom mechanism 5 with jacking sleeve by bolt, drives the rotation of drill boom mechanism 5, lift platform 32 has one group of linkage and hydraulic jack below, by regulator solution compressing cylinder, controls rising and falling of lift platform, on lift platform 32, operating desk is installed, temporary lining mechanism 4 is fixed on lift platform 32 anteriomedial positions, Liang Ge drill boom mechanism is respectively equipped with independently operating desk below, and the relative position of operating desk and drill boom mechanism is fixed, lift platform 32 is provided with liftable ceiling 34.
Shown in accompanying drawing 1: walking mechanism 1 is positioned at the bottom of drill carriage, its top is provided with mounting platform 11, and the fuel tank of hydraulic system and pump station part and electrical system are all fixed by bolts on mounting platform; Elevating mechanism comprises hydraulic lifting oil cylinder, lift platform 32, linkage 33, ceiling 34 that can free lifting; Walking mechanism 1 is crawler type walking mechanism, and crawler type walking mechanism includes tension mechanism and running motor, the tensioner degree of the stretching motion capable of regulating crawler belt by turgor cylinder; Running motor provides the walking power of walking mechanism, and running motor drives reductor, by sprocket wheel, drives crawler belt to realize walking mechanism 1 walking.
Fire-proof motor in electrical system 2 is connected with the hydraulic oil pump of hydraulic system, and fire-proof motor starts and drives hydraulic oil pump running, for drill carriage provides power; The all components and parts of electrical system all have certification of conformity of an instrument for explosive atmosphere and coal peace card, and electrical system is connected with extraneous power supply, for pump station part provides power, is the power hub of this drill carriage.
Hydraulic system includes fuel tank, hydraulic oil pump, motor, hydraulic jack, equalizing valve, oil pipe seat, joint, fluid pressure line, water pipe and cooler and is positioned at control valve on fluid pressure line etc.Fuel tank is on mounting platform, the executing agency that fluid pressure line completes corresponding actions with walking mechanism, drill boom mechanism, temporary lining mechanism, the mechanism that drills etc. is respectively connected, drill carriage obtains power by fluid pressure line from pump station part, then by fluid pressure line transmission of power to executing agency, the actions such as the control valve corresponding with executing agency coordinated walking, drills, supporting.
Lift platform bottom is provided with hoist cylinder, linkage 33, guaranteed the stability of lift platform when rising is risen and fallen, four drill booms are arranged on above lift platform, so the lifting of platform drives the lifting of drill boom mechanism, the oil cylinder at drill boom middle part has further guaranteed the stability that lifting platform and drill boom are drilled.Four drill booms can self contained function, is independent of each other.
Shown in Fig. 2 and 3: drill boom mechanism 5 includes six drill booms, and six mechanisms 6 that drill are installed, the control stick that workman stands in operation control valve on turnover panel 12,13 carries out bore operation, four drill booms 51,52,53,54 are wherein arranged on lift platform 32, four drill booms all can be realized the swing of 10 ° of left and right and move left and right, so that the support process of be adapted between anchor shaft anchor cable, array pitch is different, be mainly used in top and slope bolt and anchor cable operation, 51,54 the rotation of 90 ° of front and back can be realized, therefore the gaging hole of prying into can also be assisted; Four drill booms can stretch, and may be collapsed to lift platform the inside when drill carriage is not worked.Drill boom 55,56 is arranged on above mounting platform 11, drill boom 55,56 is provided with rotary oil cylinder, telescopic oil cylinder and corresponding operating valve thereof, rotary oil cylinder drives drill boom mechanism deploying, can carry out the rotation of 180 ° of all arounds, telescopic oil cylinder can promote drill boom and extend, and extends the working range of drill carriage, and each drill boom can be realized independently free-extension and rotation, and the lifting position of each drill boom is equipped with an operating desk that relative drill boom is fixing, facilitates workman to operate.
The mechanism 61,62,63,64 that drills is arranged on above the slideway of drill boom mechanism, 61,62,63,64 can on drill boom 51,52,53,54, slide respectively, drilling mechanism can be flexible at vertical direction, these the four groups mechanisms that drill coordinate drill boom to be mainly used in the operation of top anchor shaft anchor cable, while not working, regain, prevent the drill carriage drill boom that scratches in the moving process of the inside, tunnel.The mechanism 65,66 that drills is arranged on above drill boom 55,56, these two mechanisms that drill can realize with drill boom the rotation of 180 ° of all arounds, can realize the function of beating roll bolt, anchor cable and lateral wall anchor pole, but these the two groups mechanisms that drill coordinate drill boom to be mainly used in beating lateral wall anchor pole.Control corresponding operating valve and can realize the corresponding function of the mechanism that drills.
The construction technology of this six arms drill carriage is: front four arms mainly complete top anchor bolt construction, and approximately 56 meters of rear two arm hysteresis top anchor poles are helped anchor bolt construction, and rear two arms also can carry out top anchor cable construction, have realized the disposable function that completes full section supporting operation.During top armature boring, adopt negative pressure chip removal dedusting and water chip removal dual-purpose, side anchor pole adopts auger stem chip removal, and anchor cable adopts water chip removal, has reduced water.
Connect at present and adopt 20 meters, the maximum drilling depths of machine digging laneway per tour, one day 40 meters of drilling depth.Adopt complete one day drilling depth of the whole supportings of multi-arm anchor pole car only to need 10 hours used times, front drill boom also can carry out anchor cable construction, if front and back drill boom can coordinative construction anchor cable, the time used can be shorter, more efficient.Need only 4 people (so far, support apparatus supporting after Lian Caiji is finished support work to need 20 people) of operator, realized and subtracted the object that people puies forward effect, reduces labour intensity.
Above content is the further description of it being done in conjunction with structure of the present utility model and the course of work, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (8)
1. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner uses, mainly by walking mechanism, elevating mechanism, temporary lining mechanism, drill boom mechanism, electrical system and hydraulic system form, wherein each drill boom mechanism front end is provided with the mechanism that drills, elevating mechanism comprises mounting platform and lift platform, mounting platform is located at the top of walking mechanism, temporary lining mechanism is fixed on above lift platform, it is characterized in that: described drill boom mechanism is six, drill carriage arranged in front Si Ge drill boom mechanism, after arrange Liang Ge drill boom mechanism, Si Ge drill boom mechanism is " one " word and arranges above, by rotary oil cylinder one, be arranged on above slideway, slideway is arranged on above lift platform by rotary oil cylinder two, back Liang Ge drill boom mechanism is arranged on mounting platform.
2. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 1 uses, it is characterized in that: described rotary oil cylinder one is connected with drill boom mechanism with slideway respectively by bolt, the rotation of 90 ° before and after the swing that rotary oil cylinder middle two the drill boom winding machines of one drive left and right is 10 ° and two, outside drill boom winding machine, rotary oil cylinder two is connected with lift platform with slideway respectively by bolt, rotation by rotary oil cylinder two realizes slideway and rotates to interior of body, completes the contraction of drill boom mechanism.
3. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 1 and 2 uses, is characterized in that: described slideway inside is provided with telescopic oil cylinder, and telescopic oil cylinder is connected with slideway by bearing pin, realizes moving left and right of drill boom mechanism.
4. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 3 uses, it is characterized in that: described back Liang Ge drill boom mechanism is provided with extension sleeve, jacking sleeve, rotary oil cylinder three, by extension sleeve, realize moving left and right of drill boom mechanism, by jacking sleeve, realize moving up and down of drill boom mechanism, rotary oil cylinder three is connected with drill boom mechanism with jacking sleeve by bolt, drives the rotation of drill boom mechanism.
5. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 4 uses, it is characterized in that: below described lift platform, have one group of linkage and hydraulic jack, by regulator solution compressing cylinder, control rising and falling of lift platform, operating desk is installed on lift platform.
6. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 4 uses, is characterized in that: described temporary lining mechanism is fixed on lift platform anteriomedial position.
7. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 4 uses, is characterized in that: described Liang Ge drill boom mechanism is below respectively equipped with independently operating desk, and the relative position of operating desk and drill boom mechanism is fixed.
8. the all-hydraulic anchor shaft anchor cable drill carriage of six arms that supporting continuous miner according to claim 7 uses, is characterized in that: described lift platform is provided with liftable ceiling.
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| CN201420494986.8U CN204024469U (en) | 2014-08-29 | 2014-08-29 | The all-hydraulic anchor shaft anchor cable drill carriage of six arms that a kind of supporting continuous miner uses |
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| CN201420494986.8U CN204024469U (en) | 2014-08-29 | 2014-08-29 | The all-hydraulic anchor shaft anchor cable drill carriage of six arms that a kind of supporting continuous miner uses |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196446A (en) * | 2014-08-29 | 2014-12-10 | 廊坊景隆重工机械有限公司 | Six-arm full hydraulic anchor rod and anchor cable drill carriage used in cooperation with continuous miner |
| CN105717895A (en) * | 2016-03-02 | 2016-06-29 | 中国煤炭科工集团太原研究院有限公司 | Multi-device cooperative control method of continuous-mining working face under coal mine |
| CN107559028A (en) * | 2017-10-17 | 2018-01-09 | 廊坊景隆重工机械有限公司 | A kind of Mine anchorage cable chassis |
| CN110422808A (en) * | 2019-08-21 | 2019-11-08 | 山西天巨重工机械有限公司 | Two-way telescopic large area hoistable platform |
-
2014
- 2014-08-29 CN CN201420494986.8U patent/CN204024469U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196446A (en) * | 2014-08-29 | 2014-12-10 | 廊坊景隆重工机械有限公司 | Six-arm full hydraulic anchor rod and anchor cable drill carriage used in cooperation with continuous miner |
| CN105717895A (en) * | 2016-03-02 | 2016-06-29 | 中国煤炭科工集团太原研究院有限公司 | Multi-device cooperative control method of continuous-mining working face under coal mine |
| CN105717895B (en) * | 2016-03-02 | 2018-05-01 | 中国煤炭科工集团太原研究院有限公司 | Underground coal mine connects the more equipment collaboration control methods of mining face |
| CN107559028A (en) * | 2017-10-17 | 2018-01-09 | 廊坊景隆重工机械有限公司 | A kind of Mine anchorage cable chassis |
| CN107559028B (en) * | 2017-10-17 | 2024-01-09 | 廊坊景隆重工机械有限公司 | Mining anchor cable trolley |
| CN110422808A (en) * | 2019-08-21 | 2019-11-08 | 山西天巨重工机械有限公司 | Two-way telescopic large area hoistable platform |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 065701 Chaobaihe Industrial Zone, Dachang Hui Autonomous County, Langfang City, Hebei Province Patentee after: Hebei Jinglong Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 065701 Chaobaihe Industrial Zone, Dachang Hui Autonomous County, Langfang City, Hebei Province Patentee before: LANGFANG JINGLONG HEAVY MACHINERY Co.,Ltd. Country or region before: China |