CN112670789A - Colliery electromechanical device termination assembly and disassembly tools - Google Patents

Colliery electromechanical device termination assembly and disassembly tools Download PDF

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Publication number
CN112670789A
CN112670789A CN202011557556.2A CN202011557556A CN112670789A CN 112670789 A CN112670789 A CN 112670789A CN 202011557556 A CN202011557556 A CN 202011557556A CN 112670789 A CN112670789 A CN 112670789A
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CN
China
Prior art keywords
fixedly connected
rod
sliding
rotating
arc
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Withdrawn
Application number
CN202011557556.2A
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Chinese (zh)
Inventor
张建军
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Daohe Yongsheng Beijing Technology Co ltd
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Daohe Yongsheng Beijing Technology Co ltd
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Priority to CN202011557556.2A priority Critical patent/CN112670789A/en
Publication of CN112670789A publication Critical patent/CN112670789A/en
Withdrawn legal-status Critical Current

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Abstract

The invention discloses a disassembling tool for a wiring device of coal mine electromechanical equipment. The invention comprises a shell, a rack plate is transversely and fixedly connected on the shell, an installation cavity for installing the rack plate is arranged on the shell, the rack plate is engaged and connected with a first gear, the shell is provided with a chute for rotating the rotating shaft left and right, the supporting rod is provided with a moving mechanism, and the mounting block and the shell can move relatively, so that the length of the fixing block arranged at one end of the mounting block can be controlled, because the rotating handle is arranged on one side of the shell, the use by workers is more convenient when the disassembly and assembly work is carried out, the workers can conveniently move the fixed block to the horn mouth, so that the working personnel can conveniently disassemble and assemble the horn mouth, the disassembly and the assembly of the connecting horn mouth are very convenient, the consumed time is short, the coal mine electromechanical equipment can work in time, and the working efficiency of the coal mine electromechanical equipment is improved.

Description

Colliery electromechanical device termination assembly and disassembly tools
Technical Field
The invention relates to the technical field of electromechanical equipment disassembly and assembly, in particular to a disassembling and assembling tool for a wiring device of coal mine electromechanical equipment.
Background
The coal mine electromechanical equipment is necessary equipment for mechanization and automation of mine production, the coal mine electromechanical equipment is a coal digging machine which uses electric power to drive machinery to operate, a circuit of the coal mine electromechanical equipment is connected with the equipment, the circuit enters the electromechanical equipment through a wiring device on the electromechanical equipment, and a currently used dismounting wiring device generally uses a shifting wrench to dismount a wiring horn mouth.
However, because current assembly and disassembly tools can not adjust the length of spanner, when the position of some horn mouths is more special, the length of spanner is limited, leads to the staff inconvenient to remove the spanner to horn mouth department to the staff also is inconvenient to carry out the dismouting to horn mouth, leads to the dismouting of butt joint line horn mouth more troublesome, and the time of consumption is long, leads to colliery electromechanical device can not in time work, has reduced colliery electromechanical device's work efficiency.
Disclosure of Invention
The invention aims to solve the following defects in the prior art that when the positions of horn mouths are special, the length of a wrench is limited, so that workers are inconvenient to move the wrench to the horn mouths, the workers are inconvenient to disassemble and assemble the horn mouths, the disassembling and assembling of the connecting horn mouths are troublesome, the consumed time is long, coal mine electromechanical equipment cannot work in time, and the working efficiency of the coal mine electromechanical equipment is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
a coal mine electromechanical device wiring device dismounting tool comprises a shell, wherein a rack plate is transversely and fixedly connected to the shell, a mounting cavity for mounting the rack plate is formed in the shell, a first gear is meshed and connected to the rack plate, a rotating shaft for controlling the length of a tool is fixedly connected to the first gear, a sliding groove for rotating the rotating shaft left and right is formed in the shell, a mounting block is rotatably connected to the rotating shaft, a round hole for connecting the rotating shaft is formed in the mounting block, a fixing mechanism for limiting the rotation of the rotating shaft is arranged on the shell, a rotating handle convenient to dismount is fixedly connected to one side of the shell, a rectangular plate is arranged at one end of the mounting block, a sliding mechanism for fixing the mounting block is arranged on the rectangular plate, a fixed block is fixedly connected to one end, far away from the mounting block, of the rectangular plate, a, the fixed block is fixedly connected with a supporting rod, and a moving mechanism is arranged on the supporting rod.
Preferably, the fixing mechanism comprises a sliding column in sliding connection with the rotating shaft, and a sliding cavity for the rotating shaft to slide up and down is arranged on the sliding column.
Preferably, two sliding blocks are symmetrically and fixedly connected to the rotating shaft, and two limiting blocks matched with the sliding blocks are symmetrically and fixedly connected to the sliding cavity.
Preferably, the joint has turning handle on the slip post, be equipped with the recess that is used for installing turning handle on the slip post, it is connected with the rotation cover to rotate in the axis of rotation, it rotates with the slip post to rotate the cover and is connected.
Preferably, sliding connection has the gag lever post on the turning handle, the last through-hole that is used for connecting the gag lever post that is equipped with of turning handle, rotate and sheathe in and encircle a plurality of lugs of fixedly connected with, gag lever post and lug joint, be equipped with the circular slot that is used for connecting the lug on the gag lever post.
Preferably, the sliding mechanism comprises moving rods symmetrically arranged on a rectangular plate, the moving rods are connected with an installation block in a sliding manner, moving blocks are fixedly connected to the rectangular plate, two arc-shaped blocks are symmetrically and fixedly connected to the moving blocks, and installation grooves for installing the arc-shaped blocks are formed in the installation block.
Preferably, symmetrical sliding connection has two arc poles that use with the cooperation of arc piece on the mounting groove, every all encircle on the arc pole and be equipped with first spring, first spring both ends respectively with arc pole and mounting groove inner wall fixed connection, arc pole and carriage release lever joint, be equipped with the arc wall that is used for connecting the arc pole on the carriage release lever.
Preferably, slewing mechanism includes the adapter sleeve with fixed block fixed connection, sliding connection has the threaded rod on the adapter sleeve, fixedly connected with and the rectangular rod that the threaded rod cooperation was used on the adapter sleeve, be equipped with the rectangular channel that is used for connecting the rectangular rod on the threaded rod, it is connected with the rotation wheel to rotate on the adapter sleeve, rotation wheel and threaded rod threaded connection, threaded rod below fixedly connected with second splint, a plurality of supporting shoes of one end fixedly connected with of threaded rod are kept away from to the second splint.
Preferably, the moving mechanism comprises a first clamping plate fixedly connected with the support rod, and one end, far away from the support rod, of the first clamping plate is matched with the annular block used by the support block.
Compared with the prior art, the invention has the beneficial effects that:
1. by rotating the rotating shaft, because the rotating shaft is fixedly connected with the first gear, the first gear is meshed with the rack plate, the first gear rotates, the rotating shaft can move in the horizontal direction while rotating, so that the mounting block rotationally connected with the rotating shaft can also move in the horizontal direction, and the mounting block and the shell can have relative displacement, thereby controlling the length of the fixing block arranged at one end of the mounting block, because the rotating handle is arranged on one side of the shell, the use by workers is more convenient when the disassembly and assembly work is carried out, the workers can conveniently move the fixed block to the horn mouth, so that the working personnel can conveniently disassemble and assemble the horn mouth, the disassembly and the assembly of the connecting horn mouth are very convenient, the consumed time is short, the coal mine electromechanical equipment can work in time, and the working efficiency of the coal mine electromechanical equipment is improved.
2. Because axis of rotation and slip post sliding connection, when needing to rotate the axis of rotation, through removing the slip post, make axis of rotation and slip post take place relative slip, thereby make stopper and the sliding block contact that the symmetry set up on the slip chamber, the stopper can prevent that the axis of rotation from breaking away from the slip chamber, the slip post rotates, make the axis of rotation rotate, thereby can adjust the position of the fixed block that installation piece one end set up, when not needing to rotate the axis of rotation, through with turning handle and gag lever post sliding connection, the circular slot of gag lever post one end will with rotate the lug joint on the cover, thereby make the slip post can not rotate at will, make the setting that the axis of rotation can be stable on the casing, can not take place to rotate in.
Drawings
Fig. 1 is a schematic front structural view of a mounting and dismounting tool for a wiring device of coal mine electromechanical equipment according to the present invention;
FIG. 2 is a schematic side view of a mounting and dismounting tool for a wiring device of a coal mine electromechanical device according to the present invention;
fig. 3 is a schematic top view of a mounting and dismounting tool for a wiring device of a coal mine electromechanical device according to the present invention;
FIG. 4 is a schematic view of a portion of the enlarged structure of A in FIG. 1;
FIG. 5 is a schematic view of a portion B of FIG. 1;
FIG. 6 is a schematic view of a portion of C in FIG. 1;
fig. 7 is a schematic view of a partially enlarged structure of D in fig. 3.
In the figure: the device comprises a shell 1, a rotating handle 2, a limiting rod 3, a mounting cavity 4, a rotating handle 5, a rack plate 6, a first gear 7, a mounting block 8, a rectangular plate 9, a fixing block 10, a supporting rod 11, a first clamping plate 12, a supporting block 13, a rotating sleeve 14, a rotating shaft 15, a sliding groove 16, a sliding cavity 17, a limiting block 18, a sliding block 19, a sliding column 20, a threaded rod 21, a rotating wheel 22, a rectangular rod 23, a connecting sleeve 24, a rectangular groove 25, a movable rod 26, a first spring 27, an arc-shaped block 28, a movable block 29, an arc-shaped rod 30, a convex block 31 and a second clamping plate 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-7, a dismounting tool for a coal mine electromechanical device wiring device comprises a casing 1, a rack plate 6 is fixedly connected to the casing 1 in the transverse direction, a mounting cavity 4 for mounting the rack plate 6 is arranged on the casing 1, a first gear 7 is engaged and connected to the rack plate 6, a rotating shaft 15 for controlling the length of a tool is fixedly connected to the first gear 7, a sliding slot 16 for left and right rotation of the rotating shaft 15 is arranged on the casing 1, a mounting block 8 is rotatably connected to the rotating shaft 15, a round hole for connecting the rotating shaft 15 is arranged on the mounting block 8, a fixing mechanism for limiting the rotation of the rotating shaft 15 is arranged on the casing 1, the fixing mechanism comprises a sliding column 20 slidably connected to the rotating shaft 15, a sliding cavity 17 for up and down sliding of the rotating shaft 15 is arranged on the sliding column 20, two sliding blocks 19 are symmetrically and fixedly connected to the rotating shaft 15, two limiting blocks, the joint has turning handle 2 on the slip post 20, is equipped with the recess that is used for installing turning handle 2 on the slip post 20, rotates on the axis of rotation 15 to be connected with and rotates cover 14, rotates cover 14 and slip post 20 and rotates to be connected, and sliding connection has gag lever post 3 on the turning handle 2, is equipped with the through-hole that is used for connecting gag lever post 3 on the turning handle 2.
A plurality of convex blocks 31 are fixedly connected on the rotating sleeve 14 in a surrounding manner, the limiting rod 3 is clamped with the convex blocks 31, round grooves for connecting the convex blocks 31 are arranged on the limiting rod 3, by rotating the rotating shaft 15, because the rotating shaft 15 is fixedly connected with the first gear 7, the first gear 7 is meshed with the rack plate 6, and the first gear 7 rotates, the rotating shaft 15 can move in the horizontal direction while rotating, so that the installation block 8 which is rotatably connected with the rotating shaft 15 can also move in the horizontal direction, and relative displacement can be generated between the installation block 8 and the shell 1, thereby the length of the fixed block 10 arranged at one end of the installation block 8 can be controlled, because the rotating handle 5 is arranged at one side of the shell 1, the operation of workers is more convenient, the workers can conveniently move the fixed block 10 to the horn mouth, because the rotating shaft 15 is slidably connected with the sliding column 20, when the rotating shaft 15 needs to be rotated, the sliding column 20 is moved, so that the rotating shaft 15 and the sliding column 20 slide relatively, the limiting blocks 18 and the sliding blocks 19 which are symmetrically arranged on the sliding cavity 17 are in contact, the limiting blocks 18 can prevent the rotating shaft 15 from being separated from the sliding cavity 17, the sliding column 20 is rotated, the rotating shaft 15 is rotated, and the position of the fixing block 10 arranged at one end of the installation block 8 can be adjusted.
When the rotating shaft 15 does not need to be rotated, the rotating handle 2 is connected with the limiting rod 3 in a sliding manner, the circular groove at one end of the limiting rod 3 can be clamped with the lug 31 on the rotating sleeve 14, so that the sliding column 20 cannot rotate randomly, one side of the shell 1 is fixedly connected with the rotating handle 5 which is convenient to disassemble and assemble, one end of the mounting block 8 is provided with the rectangular plate 9, the rectangular plate 9 is provided with a sliding mechanism for fixing the mounting block 8, one end of the rectangular plate 9, far away from the mounting block 8, is fixedly connected with the fixed block 10, the sliding mechanism comprises the moving rods 26 symmetrically arranged on the rectangular plate 9, the moving rods 26 are connected with the mounting block 8 in a sliding manner, the rectangular plate 9 is fixedly connected with the moving block 29, the moving block 29 is symmetrically and fixedly connected with two arc-shaped blocks 28, the mounting block 8 is provided with mounting grooves for mounting the arc-shaped, each arc rod 30 is provided with a first spring 27 in a surrounding manner, two ends of the first spring 27 are respectively fixedly connected with the arc rod 30 and the inner wall of the installation groove, the arc rod 30 is clamped with the moving rod 26, the moving rod 26 for connecting the arc rod 30 is arranged on the moving rod 26, the moving rod 26 on the rectangular plate 9 is connected with the installation block 8, the moving block 29 is also connected with the installation block 8, the arc block 28 is also connected with the installation groove on the installation block 8, the arc block 28 is contacted with the arc rod 30 in the process of entering the installation groove, the arc rod 30 slides with the installation block 8 under the action of the arc block 28, the first spring 27 fixedly connected with the arc rod 30 is deformed, one end of the arc rod 30 far away from the arc block 28 is connected with the arc groove on the moving rod 26, so that the fixed block 10 can be stably connected with the installation block 8, the fixed block 10 is provided with a rotating mechanism.
The supporting rod 11 is fixedly connected on the fixed block 10, the supporting rod 11 is provided with a moving mechanism, the moving mechanism comprises a connecting sleeve 24 fixedly connected with the fixed block 10, a threaded rod 21 is slidably connected on the connecting sleeve 24, a rectangular rod 23 matched with the threaded rod 21 for use is fixedly connected on the connecting sleeve 24, a rectangular groove 25 used for connecting the rectangular rod 23 is arranged on the threaded rod 21, a rotating wheel 22 is rotatably connected on the connecting sleeve 24, the rotating wheel 22 is in threaded connection with the threaded rod 21, a second clamping plate 32 is fixedly connected below the threaded rod 21, one end of the second clamping plate 32 far away from the threaded rod 21 is fixedly connected with a plurality of supporting blocks 13, the moving mechanism comprises a first clamping plate 12 fixedly connected with the supporting rod 11, one end of the first clamping plate 12 far away from the supporting rod 11 is matched with a ring block 13 for use, by rotating the rotating wheel 22, because the rotating wheel 22 is in threaded connection with the threaded rod 21, the threaded rod 21 can move in the vertical direction and cannot rotate, the second clamping plate 32 fixedly connected below the threaded rod 21 can be matched with the first clamping plate 12 to be used, the disassembly and assembly are completed, the annular block on the first clamping plate 12 and the supporting block 13 on the second clamping plate 32 are matched to be used, the friction force is increased, and the clamping of the horn mouth is facilitated.
In the invention, the rotating shaft 15 is rotated, because the rotating shaft 15 is fixedly connected with the first gear 7, the first gear 7 is meshed with the rack plate 6, the first gear 7 rotates, the rotating shaft 15 can also move in the horizontal direction while rotating, so that the mounting block 8 which is rotatably connected with the rotating shaft 15 can also move in the horizontal direction, and relative displacement can be generated between the mounting block 8 and the shell 1, thereby the length of the fixing block 10 arranged at one end of the mounting block 8 can be controlled, because the rotating handle 5 is arranged at one side of the shell 1, when dismounting work is carried out, the use of a worker is more convenient, the worker can conveniently move the fixing block 10 to a horn mouth, the rotating shaft 15 is slidably connected with the sliding column 20, when the rotating shaft 15 needs to be rotated, the rotating shaft 15 and the sliding column 20 can slide relatively by moving the sliding column 20, thereby make stopper 18 and the contact of sliding block 19 that the symmetry set up on the sliding chamber 17, stopper 18 can prevent that axis of rotation 15 from breaking away from sliding chamber 17, rotate sliding column 20, make axis of rotation 15 rotate, thereby can adjust the position of the fixed block 10 that installation piece 8 one end set up, when not needing to rotate axis of rotation 15, through with turning handle 2 and gag lever post 3 sliding connection, the circular slot of gag lever post 3 one end will with rotate the lug 31 joint on the cover 14, thereby make sliding column 20 can not rotate at will.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (9)

1. The utility model provides a colliery electromechanical device termination assembly and disassembly tools, includes casing (1), its characterized in that, transversely fixedly connected with rack plate (6) on casing (1), be equipped with installation cavity (4) that are used for installing rack plate (6) on casing (1), the meshing is connected with first gear (7) on rack plate (6), fixedly connected with axis of rotation (15) that are used for controlling instrument length on first gear (7), be equipped with spout (16) that are used for axis of rotation (15) horizontal rotation on casing (1), it is connected with installation piece (8) to rotate on axis of rotation (15), be equipped with the round hole that is used for connecting axis of rotation (15) on installation piece (8), be equipped with on casing (1) and be used for restricting axis of rotation (15) pivoted fixed establishment, casing (1) one side fixedly connected with makes things convenient for the rotation handle (5) of dismouting, installation piece (8) one end is equipped with rectangular plate (9), be equipped with the slide mechanism who is used for fixed mounting piece (8) on rectangular plate (9), the one end fixedly connected with fixed block (10) of installation piece (8) are kept away from in rectangular plate (9), be equipped with slewing mechanism on fixed block (10), fixed connection bracing piece (11) are gone up in fixed block (10), be equipped with moving mechanism on bracing piece (11).
2. The coal mine electromechanical device wiring device dismounting tool is characterized in that the fixing mechanism comprises a sliding column (20) connected with the rotating shaft (15) in a sliding mode, and a sliding cavity (17) used for enabling the rotating shaft (15) to slide up and down is formed in the sliding column (20).
3. The coal mine electromechanical device wiring device dismounting tool according to claim 2, characterized in that two sliding blocks (19) are symmetrically and fixedly connected to the rotating shaft (15), and two limiting blocks (18) matched with the sliding blocks (19) are symmetrically and fixedly connected to the sliding cavity (17).
4. The coal mine electromechanical device wiring device dismounting tool according to claim 2, characterized in that a rotating handle (2) is clamped on the sliding column (20), a groove for installing the rotating handle (2) is formed in the sliding column (20), a rotating sleeve (14) is rotatably connected to the rotating shaft (15), and the rotating sleeve (14) is rotatably connected with the sliding column (20).
5. The coal mine electromechanical device wiring device dismounting tool according to claim 4, characterized in that a limiting rod (3) is connected to the rotating handle (2) in a sliding manner, a through hole for connecting the limiting rod (3) is formed in the rotating handle (2), a plurality of convex blocks (31) are fixedly connected to the rotating sleeve (14) in a surrounding manner, the limiting rod (3) is connected with the convex blocks (31) in a clamping manner, and a circular groove for connecting the convex blocks (31) is formed in the limiting rod (3).
6. The coal mine electromechanical device wiring device dismounting tool according to claim 1, wherein the sliding mechanism comprises moving rods (26) symmetrically arranged on a rectangular plate (9), the moving rods (26) are slidably connected with an installation block (8), a moving block (29) is fixedly connected to the rectangular plate (9), two arc-shaped blocks (28) are symmetrically and fixedly connected to the moving block (29), and an installation groove for installing the arc-shaped blocks (28) is formed in the installation block (8).
7. The coal mine electromechanical device wiring device dismounting tool according to claim 6, characterized in that two arc-shaped rods (30) matched with the arc-shaped blocks (28) are symmetrically and slidably connected to the mounting groove, a first spring (27) is arranged on each arc-shaped rod (30) in a surrounding mode, two ends of each first spring (27) are fixedly connected with the arc-shaped rods (30) and the inner wall of the mounting groove respectively, the arc-shaped rods (30) are clamped with the moving rod (26), and arc-shaped grooves used for connecting the arc-shaped rods (30) are formed in the moving rod (26).
8. The coal mine electromechanical device wiring device dismounting tool according to claim 1, characterized in that the rotating mechanism comprises a connecting sleeve (24) fixedly connected with a fixed block (10), a threaded rod (21) is connected to the connecting sleeve (24) in a sliding manner, a rectangular rod (23) matched with the threaded rod (21) and used on the connecting sleeve (24) is arranged, a rectangular groove (25) used for connecting the rectangular rod (23) is formed in the threaded rod (21), a rotating wheel (22) is connected to the connecting sleeve (24) in a rotating manner, the rotating wheel (22) is connected with the threaded rod (21) in a threaded manner, a second clamping plate (32) is fixedly connected to the lower portion of the threaded rod (21), and a plurality of supporting blocks (13) are fixedly connected to one end, far away from the threaded rod (21), of the second clamping plate (32).
9. The coal mine electromechanical device wiring device dismounting tool is characterized in that the moving mechanism comprises a first clamping plate (12) fixedly connected with the supporting rod (11), and one end, away from the supporting rod (11), of the first clamping plate (12) is matched with the supporting block (13) to use.
CN202011557556.2A 2020-12-25 2020-12-25 Colliery electromechanical device termination assembly and disassembly tools Withdrawn CN112670789A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011557556.2A CN112670789A (en) 2020-12-25 2020-12-25 Colliery electromechanical device termination assembly and disassembly tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011557556.2A CN112670789A (en) 2020-12-25 2020-12-25 Colliery electromechanical device termination assembly and disassembly tools

Publications (1)

Publication Number Publication Date
CN112670789A true CN112670789A (en) 2021-04-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011557556.2A Withdrawn CN112670789A (en) 2020-12-25 2020-12-25 Colliery electromechanical device termination assembly and disassembly tools

Country Status (1)

Country Link
CN (1) CN112670789A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471824A (en) * 2021-05-25 2021-10-01 国家电网有限公司 Electric power device with monitoring electric power input and output

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471824A (en) * 2021-05-25 2021-10-01 国家电网有限公司 Electric power device with monitoring electric power input and output
CN113471824B (en) * 2021-05-25 2024-04-23 国家电网有限公司 Power device with monitoring power input and output

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Application publication date: 20210416

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