CN219377446U - Feeding structure for coal crushing device - Google Patents
Feeding structure for coal crushing device Download PDFInfo
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- CN219377446U CN219377446U CN202320407985.4U CN202320407985U CN219377446U CN 219377446 U CN219377446 U CN 219377446U CN 202320407985 U CN202320407985 U CN 202320407985U CN 219377446 U CN219377446 U CN 219377446U
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- crushing device
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- 239000003245 coal Substances 0.000 title claims abstract description 94
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims description 11
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000003610 charcoal Substances 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of coal crushing, and particularly discloses a feeding structure for a coal crushing device, which comprises a container, a conveying mechanism and a controller, wherein a discharge hole is formed in the bottom of one side of the container, the conveying mechanism comprises a conveying belt, a first motor, a driving belt wheel and a driven belt wheel, the first motor is electrically connected with the controller, the conveying belt is obliquely arranged upwards from the bottom end of the discharge hole to the feeding hole at the top of the crushing device, fixing mechanisms are arranged on two sides of the conveying belt, a feeding mechanism is further arranged between one end, close to the feeding hole, of the conveying belt and the feeding hole, and a monitoring mechanism is further arranged at the port of the feeding hole, so that the problems that the traditional coal crushing device needs to monitor and control feeding of coal manually, and therefore workers have high working strength and consume physical strength are solved.
Description
Technical Field
The application relates to the technical field of coal crushing, and particularly discloses a feeding structure for a coal crushing device.
Background
In the coal mining process, coal is crushed to be an essential operation link, and raw coal can be conveyed to the next link for processing and treatment after being crushed. At present, a coal crushing device is generally used for crushing coal during coal exploitation processing, and the coal crushing device is divided into the steps of feeding, crushing, screening, discharging and the like.
However, the feeding mode of the existing crushing device is usually to control feeding of coal from a coal collecting point to a feeding hole of the crushing device by manpower, the feeding mode needs workers to frequently monitor and observe the crushing progress and allowance of the coal in the crushing device so as to feed the coal, so that the working strength of the workers is high, the feeding hole of the crushing device is usually positioned at the top of the device, and workers are required to ascend when feeding the coal manually, so that the labor is wasted.
Disclosure of Invention
The utility model aims to solve the problems that the traditional coal crushing device needs to monitor and control the feeding of coal manually, so that the working strength of workers is high and the labor is wasted.
In order to achieve the above purpose, the basic scheme of the utility model provides a feeding structure for a coal crushing device, which comprises a container for containing coal to be crushed, a conveying mechanism and a controller, wherein the conveying mechanism and the controller are used for conveying the coal from the container to a feeding hole, the bottom of one side of the container is provided with the discharging hole, the conveying mechanism comprises a conveying belt, a first motor, a driving belt wheel and a driven belt wheel, one end of the conveying belt is coaxially connected with the output end of the first motor and is matched with the inner side of one end of the conveying belt to convey, the driven belt wheel is matched with the inner side of the other end of the conveying belt to convey, the first motor is electrically connected with the controller, the conveying belt is obliquely upwards arranged from the bottom end of the discharging hole to the feeding hole at the top of the crushing device, two sides of the conveying belt are provided with fixing mechanisms for supporting the conveying belt, the driving belt wheel and the driven belt wheel, a feeding mechanism for feeding coal to the feeding hole is further arranged between one end of the conveying belt close to the feeding hole and the feeding hole, and a monitoring mechanism for detecting the coal allowance is further arranged at the port of the feeding hole.
The principle and effect of this basic scheme lie in:
1. according to the utility model, the conveying mechanism is arranged to realize the material transportation of coal from the collection point to the crushing device, and the fixing mechanism is convenient to provide structural support for the obliquely upward transportation of the conveying mechanism, so that the stability of the whole structure is improved.
2. According to the utility model, the feeding mechanism is arranged to transfer coal on the conveying mechanism to the feeding port, and the monitoring mechanism is arranged at the port of the feeding port, so that the amount of coal to be crushed in the crushing device is conveniently monitored, and the normal use of the crushing device is prevented from being influenced due to continuous feeding and full loading.
3. Compared with the prior art, the coal crushing device has the advantages that the first motor is arranged to drive the conveyor belt to drive the coal to be discharged and transported, and the feeding mechanism is arranged, so that manual material transportation and feeding are not needed, the cost of workers is saved, time and labor are saved, the monitoring mechanism is arranged to monitor the amount of the coal to be crushed in the crushing device, and compared with the traditional manual monitoring of the amount of the coal, the working intensity of the coal crushing device is greatly reduced, and the problems that the traditional coal crushing device needs manual monitoring and coal feeding control, so that the working intensity of workers is high and physical strength is consumed are solved.
Further, the fixed establishment is including evenly symmetry establishing between container and breaker and being located a plurality of bracing pieces at conveyer belt bottom both ends and establishing the mounting panel that is used for fixed driving pulley and driven pulley at the bracing piece top, the conveyer belt both sides and the mounting panel sliding connection of both sides thereof, driving pulley and driven pulley both ends all rotate with the mounting panel respectively and are connected, driving pulley one end passes mounting panel and first motor coaxial coupling. Through setting up bracing piece and mounting panel, be convenient for provide structural support and fixed to conveyer belt, driving pulley, driven pulley and first motor.
Further, the mounting panel sets up obliquely upwards and is the same with the direction of delivery of conveyer belt, and the height of bracing piece is progressively increased gradually to breaker by the container, and the mounting panel top still all is equipped with the limiting plate, still evenly rotates between the mounting panel of conveyer belt both sides to be connected with a plurality of supporting rollers that are used for supporting the conveyer belt, supporting roller evenly distributed between driving pulley and driven pulley. Through setting up the limiting plate, be convenient for provide spacing protection to the conveyer belt both sides, prevent that coal in the transportation on the conveyer belt from dropping from the conveyer belt both sides, provide steady support to the middle part of conveyer belt through supporting roller, prevent to lead to the conveyer belt to produce because of the coal is overweight and subside.
Further, the inner bottom surface of the container is inclined from one end far away from the discharge port to the bottom end of the discharge port. By setting the container to be inclined, the coal to be crushed is conveniently discharged from the container to the conveyor belt.
Further, the feeding mechanism comprises a fixed supporting plate which is tangentially connected with the surface of the conveyor belt outside the driven belt pulley and is positioned above the feeding port, a discharging port which is arranged on the fixed supporting plate and is positioned right above the feeding port, a pushing turntable which is rotationally connected on the fixed supporting plate and is used for pushing coal on the fixed supporting plate to the discharging port, and a second motor which is arranged between the fixed supporting plate and the pushing turntable and is used for driving the pushing turntable to rotate, wherein the second motor is electrically connected with the controller, an inner limiting ring and an outer limiting ring which are respectively positioned inside and outside the discharging port are arranged on the fixed supporting plate, a feeding notch is arranged on one side of the outer limiting ring, which is close to the driven belt pulley, two ends of the feeding notch are respectively connected with the mounting plate, and a supporting mechanism for supporting the fixed supporting plate is further arranged at the bottom of the fixed supporting plate. Through setting up the rotation of second motor drive pushing turntable on fixed layer board, realized the transfer of coal by conveyer belt to fixed layer board again to the feed inlet, convenient and fast has improved the efficiency of coal feeding widely, through setting up feed slot, interior spacing ring and outer spacing ring, is convenient for to the spacing of coal on the fixed layer board and pushing away the material direction.
Further, the pushing turntable comprises a driving shaft coaxially connected with the output end of the second motor, a turntable arranged at the top of the driving shaft and a plurality of pushing plates uniformly arranged on the lower surface of the turntable, two ends of each pushing plate are respectively in sliding connection with the outer side surface of the inner limiting ring and the inner side surface of the outer limiting ring, the bottom surface of each pushing plate is in sliding connection with the surface of the fixed supporting plate, and the lower surface of the turntable is in sliding connection with the top of the outer limiting ring. Through setting up the flitch including spacing ring and outer spacing ring between, the motion trail of being convenient for when the flitch promotes coal carries out spacing and direction on fixed layer board, through setting up the carousel, when realizing driving the flitch rotation, still can provide the spacing protection in top to fixed layer board top, prevents that coal from falling out in the promotion in-process from fixed layer board.
Further, the supporting mechanism comprises a supporting plate fixedly connected with a pair of supporting rods close to the driven belt wheels and positioned below the fixed supporting plate, a plurality of supporting columns arranged between the supporting plate and the fixed supporting plate and a jacking column arranged below the supporting plate. Through setting up backup pad, support column and jack, provide structural support to fixed layer board and whole charging mechanism, further improved overall structure's stability.
Further, the monitoring mechanism comprises an infrared emitter arranged on one side of the bottom end of the feed inlet and an infrared receiver arranged on the other side of the bottom end of the feed inlet, and the infrared emitter and the infrared receiver are electrically connected with the controller. Through setting up infrared transmitter and infrared receiver, be convenient for detect the coal height of feed inlet, through detecting whether the coal of feed inlet place height exists, reach the purpose of judging breaker full load condition to the start and stop of the coal transportation work of in time control transport mechanism of being convenient for.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a front view of a feed structure for a coal crushing device in accordance with an embodiment of the present application;
FIG. 2 shows a structural perspective view of a feed structure for a coal crushing device in accordance with an embodiment of the present application;
fig. 3 shows a block diagram of a charging mechanism for a charging structure of a coal crushing device according to an embodiment of the present application.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Reference numerals in the drawings of the specification include: the container 1, the feed inlet 2, the discharge gate 3, the conveyer belt 4, the first motor 5, driving pulley 6, driven pulley 7, bracing piece 8, mounting panel 9, limiting plate 10, supporting idler 11, fixed layer board 12, bin outlet 13, pushing turntable 14, second motor 15, interior spacing ring 16, outer spacing ring 17, drive shaft 18, carousel 19, pushing plate 20, feed slot 21, backup pad 22, jack post 23, infrared transmitter 24, infrared receiver 25.
A feed structure for a coal crushing plant, the embodiment of which is shown in figure 1: the coal crushing device comprises a container 1 for containing coal to be crushed, a conveying mechanism and a controller, wherein the conveying mechanism and the controller are used for conveying the coal from the container 1 to a feed inlet 2, the controller comprises, but is not limited to, a PLC (programmable logic controller) controller, a discharge port 3 is arranged at the bottom of the right side of the container 1, the bottom end of the discharge port 3 at the right end of the container 1 is inclined from the left end, the conveying mechanism comprises a conveying belt 4, a first motor 5, a driving belt pulley 6 and a driven belt pulley 7, the left end of the conveying belt 4 is connected coaxially with the output end of the first motor 5, the driving belt pulley 6 is matched with the inner side of the left end of the conveying belt 4, the driven belt pulley 7 is matched with the inner side of the right end of the conveying belt 4, and the conveying belt 4 is obliquely arranged from the bottom end of the discharge port 3 to the feed inlet 2 at the top of the crushing device.
As shown in fig. 2, fixing mechanisms for supporting the conveyor belt 4, the driving pulley 6 and the driven pulley 7 are arranged on the front side and the rear side of the conveyor belt 4, the fixing mechanisms comprise six pairs of support rods 8 which are uniformly and symmetrically arranged between the container 1 and the crushing device and are positioned at two ends of the bottom of the conveyor belt 4, and mounting plates 9 which are arranged at the tops of the support rods 8 and are used for fixing the driving pulley 6 and the driven pulley 7, the two sides of the conveyor belt 4 are in sliding connection with the mounting plates 9 on the two sides of the conveyor belt 4, the two ends of the driving pulley 6 and the two ends of the driven pulley 7 are respectively and rotatably connected with the mounting plates 9, the left end of the driving pulley 6 passes through the mounting plates 9 and is coaxially connected with the first motor 5, the mounting plates 9 are obliquely upwards arranged and have the same conveying direction as the conveyor belt 4, the height of the support rods 8 is sequentially increased from the container 1 to the crushing device, and limiting plates 10 are also arranged at the tops of the mounting plates 9.
As shown in fig. 1, six supporting rollers 11 for supporting the conveyor belt 4 are also uniformly and rotatably connected between the mounting plates 9 on both sides of the conveyor belt 4, and the supporting rollers 11 are uniformly distributed between the driving pulley 6 and the driven pulley 7. A feeding mechanism for feeding coal to the feed inlet 2 is also arranged between the right end of the conveyor belt 4 and the feed inlet 2. As shown in fig. 1 and 3, the feeding mechanism comprises a fixed supporting plate 12 tangentially connected with the surface of the conveyor belt 4 outside the driven pulley 7 and positioned above the feeding port 2, a discharging port 13 arranged on the fixed supporting plate 12 and positioned right above the feeding port 2, a pushing turntable 14 rotatably connected on the fixed supporting plate 12 and used for pushing coal on the fixed supporting plate 12 to the discharging port 13, and a second motor 15 arranged between the fixed supporting plate 12 and the pushing turntable 14 and used for driving the pushing turntable 14 to rotate, wherein the second motor 15 is electrically connected with the controller.
As shown in fig. 2, the fixed supporting plate 12 is provided with an inner limiting ring 16 and an outer limiting ring 17 which are respectively positioned at the inner side and the outer side of the discharge opening 13, the material pushing rotary table 14 comprises a driving shaft 18 coaxially connected with the output end of the second motor 15, a rotary table 19 arranged at the top of the driving shaft 18 and five material pushing plates 20 uniformly arranged on the lower surface of the rotary table 19, two ends of each material pushing plate 20 are respectively and slidably connected with the outer side surface of the inner limiting ring 16 and the inner side surface of the outer limiting ring 17, the bottom surface of each material pushing plate 20 is slidably connected with the surface of the fixed supporting plate 12, the lower surface of the rotary table 19 is slidably connected with the top of the outer limiting ring 17, a feeding notch 21 is arranged at the left side of the outer limiting ring 17, and two ends of the feeding notch 21 are respectively connected with the tail ends of the mounting plates 9 positioned at two ends of the feeding notch 21. As shown in fig. 1 and 2, the bottom of the fixed supporting plate 12 is further provided with a supporting mechanism for supporting the fixed supporting plate 12, and the supporting mechanism includes a supporting plate 22 fixedly connected with the pair of supporting rods 8 at the rightmost end and located below the fixed supporting plate 12, four supporting columns 26 provided between the supporting plate 22 and the fixed supporting plate 12, and a top column 23 provided below the supporting plate 22. As shown in fig. 1, a monitoring mechanism for detecting the coal residual is further arranged at the port of the feed inlet 2, and the monitoring mechanism comprises an infrared emitter 24 penetrating through the left side of the bottom end of the feed inlet 2 and an infrared receiver 25 penetrating through the right side of the bottom end of the feed inlet 2, wherein the infrared emitter 24 and the infrared receiver 25 are electrically connected with a controller.
In the implementation process of the utility model, due to the inclined arrangement of the inner bottom surface of the container 1, the coal to be crushed in the container 1 falls into the leftmost end of the conveyor belt 4 along with the inclined direction; when the infrared receiver 25 does not receive the signal of the infrared transmitter 24, it indicates that coal exists at the port of the feeding port 2 at the moment, the crushing device is nearly fully loaded at the moment, the controller is not electrified to the first motor 5 and the second motor 15, the coal feeding and conveying work is stopped, when the infrared receiver 25 can normally receive the signal of the infrared transmitter 24, it indicates that more coal can be contained in the crushing device at the moment, and the controller controls the first motor 5 and the second motor 15 to start.
After the feeding and conveying work of the coal is started, the first motor 5 drives the driving belt pulley 6 to rotate, the driving belt pulley 6 drives the conveying belt 4 to drive, the driven belt pulley 7 also rotates along with the driving of the conveying belt 4, the coal falling onto the conveying belt 4 from the discharge hole 3 is driven along with the driving of the conveying belt 4 to carry out obliquely upward conveying and conveying, and when the coal is conveyed from the bottommost position at the left end of the conveying belt 4 to the highest position at the right end of the conveying belt 4, the coal falls onto the fixed supporting plate 12 along with the driving of the conveying belt 4; meanwhile, when the first motor 5 is started, the second motor 15 outputs and drives the driving shaft 18 to rotate, so that the pushing plate 20 at the bottom of the rotary table 19 is driven to rotate on the upper surface of the fixed supporting plate 12 and along the space surrounded by the inner limiting ring 16 and the outer limiting ring 17, the pushing plate 20 idles before coal on the conveying belt 4 is not conveyed to reach the fixed supporting plate 12, when the coal reaches the extreme end of the conveying belt 4 and falls into the fixed supporting plate 12 and then is pushed by the rotating pushing plate 20 along the upper surface of the fixed supporting plate 12 and rotates along with the pushing plate 20, when the pushing plate 20 pushes the coal to rotate to the discharge opening 13, the coal automatically falls into the crushing device from the feed opening 2 to complete one-time feeding, signal receiving of the infrared receiver 25 is disturbed in the coal falling process, at this moment, the controller still stops conveying the feeding work, and if the crushing device is not fully loaded after the feeding time, the first motor 5 and the second motor 15 are started again to push the coal until the coal is fully loaded, and stops.
Compared with the prior art, the coal crushing device has the advantages that the first motor 5 is arranged to drive the conveyor belt 4 to drive the coal to be discharged and transported, the fixed supporting plate 12, the pushing turntable 14 and the second motor 15 are arranged, manual material conveying and feeding are not needed, the cost of workers is saved, time and labor are saved, the infrared transmitter 24 and the infrared receiver 25 are arranged to monitor the amount of the coal to be crushed in the crushing device, and compared with the traditional method of manually monitoring the amount of the coal, the coal feeding and transporting work is started or stopped at any time, so that the working intensity is greatly reduced, the feeding efficiency is improved, and the problems that the traditional coal crushing device needs to manually monitor and control the feeding of the coal, the working intensity of workers is high and the labor is wasted are solved.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (8)
1. A feeding structure for coal breaker, its characterized in that: including being used for holding the container of waiting broken coal, being used for carrying the coal by the container to feed inlet conveying mechanism and controller, container one side bottom is equipped with the discharge gate, conveying mechanism includes that one end and the tangential conveyer belt that links up of discharge gate bottom, be used for driving the transmission of conveyer belt, with first motor output coaxial coupling and with the inboard driving pulley that cooperates the conveying of conveyer belt one end and the driven pulley that cooperates the conveying with the inboard cooperation of conveyer belt other end, first motor and controller electricity are connected, the conveyer belt is for the feed inlet slant upward slope setting from the discharge gate bottom to breaker top, the conveyer belt both sides are equipped with the fixed establishment who is used for supporting conveyer belt, driving pulley and driven pulley, still be equipped with the feeding mechanism who is used for adding coal charcoal to the feed inlet between the one end that the conveyer belt is close to the feed inlet and the feed inlet, the port department of feed inlet still is equipped with the monitoring mechanism who is used for detecting coal surplus.
2. The feeding structure for a coal crushing device according to claim 1, wherein the fixing mechanism comprises a plurality of support rods which are uniformly and symmetrically arranged between the container and the crushing device and are positioned at two ends of the bottom of the conveyor belt, and mounting plates which are arranged at the tops of the support rods and are used for fixing a driving belt wheel and a driven belt wheel, the two sides of the conveyor belt are in sliding connection with the mounting plates at two sides of the conveyor belt, the two ends of the driving belt wheel and the two ends of the driven belt wheel are respectively and rotatably connected with the mounting plates, and one end of the driving belt wheel penetrates through the mounting plates to be coaxially connected with the first motor.
3. The feeding structure for the coal crushing device according to claim 2, wherein the mounting plates are obliquely arranged upwards and have the same conveying direction as the conveying belt, the heights of the supporting rods are gradually increased from the container to the crushing device, limiting plates are further arranged at the tops of the mounting plates, a plurality of supporting carrier rollers for supporting the conveying belt are further uniformly and rotatably connected between the mounting plates at two sides of the conveying belt, and the supporting carrier rollers are uniformly distributed between the driving belt pulley and the driven belt pulley.
4. A feed structure for a coal crushing apparatus as claimed in any one of claims 1 to 3, wherein the inner bottom surface of the container is inclined from the end remote from the discharge opening to the bottom end of the discharge opening.
5. The feeding structure for a coal crushing device according to claim 4, wherein the feeding mechanism comprises a fixed supporting plate which is tangentially connected with the surface of a conveyor belt outside the driven pulley and is positioned above the feeding port, a discharging port which is arranged on the fixed supporting plate and is positioned right above the feeding port, a pushing turntable which is rotationally connected on the fixed supporting plate and is used for pushing coal on the fixed supporting plate to the discharging port, and a second motor which is arranged between the fixed supporting plate and the pushing turntable and is used for driving the pushing turntable to rotate, the second motor is electrically connected with the controller, an inner limiting ring and an outer limiting ring which are respectively positioned on the inner side and the outer side of the discharging port are arranged on the fixed supporting plate, one side of the outer limiting ring, which is close to the driven pulley, is provided with a feeding notch, two ends of the feeding notch are respectively connected with the mounting plate, and a supporting mechanism for supporting the fixed supporting plate is further arranged at the bottom of the fixed supporting plate.
6. The feeding structure for a coal crushing device according to claim 5, wherein the pushing turntable comprises a driving shaft coaxially connected with the output end of the second motor, a turntable arranged at the top of the driving shaft and a plurality of pushing plates uniformly arranged on the lower surface of the turntable, two ends of each pushing plate are respectively and slidably connected with the outer side surface of the inner limiting ring and the inner side surface of the outer limiting ring, the bottom surface of each pushing plate is slidably connected with the surface of the fixed supporting plate, and the lower surface of each turntable is slidably connected with the top of the outer limiting ring.
7. The feed structure for a coal crushing apparatus according to claim 5, wherein the supporting mechanism comprises a supporting plate fixedly connected with a pair of supporting rods close to the driven pulleys and located below the fixed supporting plate, a plurality of supporting columns arranged between the supporting plate and the fixed supporting plate, and a supporting column arranged below the supporting plate.
8. The feed structure for a coal crushing apparatus according to any one of claims 5 to 7, wherein the monitoring mechanism comprises an infrared emitter provided at one side of the bottom end of the feed inlet and an infrared receiver provided at the other side of the bottom end of the feed inlet, and both the infrared emitter and the infrared receiver are electrically connected to the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320407985.4U CN219377446U (en) | 2023-03-07 | 2023-03-07 | Feeding structure for coal crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320407985.4U CN219377446U (en) | 2023-03-07 | 2023-03-07 | Feeding structure for coal crushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219377446U true CN219377446U (en) | 2023-07-21 |
Family
ID=87198296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320407985.4U Active CN219377446U (en) | 2023-03-07 | 2023-03-07 | Feeding structure for coal crushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219377446U (en) |
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2023
- 2023-03-07 CN CN202320407985.4U patent/CN219377446U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240104 Address after: Room 3101-3104, Unit A, Commercial Complex Building, Green City Plaza, No. 888 Hongguangshan Road, Shuimogou District, Urumqi, Xinjiang Uygur Autonomous Region, 830000 Patentee after: Xinjiang Shengjiang Energy Co.,Ltd. Patentee after: Toksun County Shengjiang Mining Co.,Ltd. Patentee after: Changji Zhundong economic and Technological Development Zone Shengjiang Huineng Mining Co.,Ltd. Address before: Room 3101-3104, Unit A, Commercial Complex Building, Green City Plaza, No. 888 Hongguangshan Road, Shuimogou District, Urumqi, Xinjiang Uygur Autonomous Region, 830000 Patentee before: Xinjiang Shengjiang Energy Co.,Ltd. Patentee before: Changji Zhundong economic and Technological Development Zone Shengjiang Huineng Mining Co.,Ltd. |
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| TR01 | Transfer of patent right |