CN209493259U - A kind of detachable mounting device suitable for subway DC equipment - Google Patents
A kind of detachable mounting device suitable for subway DC equipment Download PDFInfo
- Publication number
- CN209493259U CN209493259U CN201821715224.0U CN201821715224U CN209493259U CN 209493259 U CN209493259 U CN 209493259U CN 201821715224 U CN201821715224 U CN 201821715224U CN 209493259 U CN209493259 U CN 209493259U
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- column
- crossbeam
- subway
- fixed pulley
- equipment
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Abstract
The utility model discloses a kind of detachable mounting devices suitable for subway DC equipment, it is related to subway work equipment technical field, including crossbeam and hoist engine, the second column is installed on the left of the bottom end of the crossbeam, and second column be connected by bolt with crossbeam, the hoist engine is external in the left side of the second column, is equipped with the first column on the right side of the bottom end of the crossbeam.The beneficial effects of the utility model are: this is used for the detachable mounting device of subway DC equipment, by to the first fixed pulley, movable pulley, the setting of first column and crossbeam, and first the shape of fixed pulley match with the shape of movable pulley, pass through the first fixed pulley, the effect for the pulley blocks that second fixed pulley and movable pulley are constituted, and under the mating reaction of hoist engine, equipment be lifted and with regard to bit manipulation by suspension hook, so that equipment is not contacted with other components, it efficiently solves the problems, such as to destroy the external force of insulation board insulation performance during DC equipment is insulated.
Description
Technical field
It is specially a kind of suitable for the removable of subway DC equipment the utility model relates to subway work equipment technical field
Unload formula mounting device.
Background technique
With the development of science and technology and the progress of social times, subway are being increasingly becoming each flourishing city indispensability
The vehicles facilitate citizens' activities in construction subway, subway is being increasingly becoming city must from a line city to tier 2 cities
The indispensable vehicles, while being also a urban economy, the symbol of development in science and technology, the insulation peace of power supply system DC equipment
Dress is always the key points and difficulties in subway work.
Traditional subway DC equipment construction method can cause mechanical damage to the insulation board being laid on basic built-in fitting,
The decline of DC cabinet insulation performance will be will cause, and then frame protection error action of device is caused to be made, influences the normal operation of subway.
Utility model content
The purpose of this utility model is to provide a kind of detachable mounting devices suitable for subway DC equipment, solve
The problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: it is a kind of suitable for subway DC equipment can
The bottom end left side of detachable mounting device, including crossbeam and hoist engine, the crossbeam is equipped with the second column, and the second column is logical
It crosses bolt to be connected with crossbeam, the hoist engine is external in the left side of the second column, and the is equipped on the right side of the bottom end of the crossbeam
One column, and the bottom end of the first column and the second column is mounted with pedestal, is connected with mounting base on the left of second column,
It is bolted between the mounting base and hoist engine, and the bottom end of mounting base is equipped with the first universal wheel, the described 10000th
To be flexibly connected, the center bottom of the crossbeam is equipped with the first fixed pulley between wheel and mounting base, and the first fixed pulley and
To be fixedly connected between crossbeam, the trailing outside of the hoist engine is wound with wirerope, and between wirerope and the first fixed pulley
To be intertwined and connected, the wirerope is connected with pull ring far from one end of hoist engine, and the bottom of pull ring is equipped with movable pulley, described
To be intertwined and connected between movable pulley and wirerope, the bottom end of first column and the second column is mounted on steel plate, and steel plate
Bottom be provided with stiffening plate, to be fixedly connected between the steel plate and stiffening plate, the steel plate, stiffening plate pass through bolt and bottom
Seat is connected, and the bottom of pedestal is provided with the second universal wheel, is flexibly connected between second universal wheel and pedestal.
The shape of first fixed pulley matches with the shape of movable pulley, and the central axes of the first fixed pulley and crossbeam
Central axes coincide.
First column, the second column are symmetrical about the central axes of crossbeam, and the first column passes through bolt and crossbeam structure
At detachable structure.
The steel plate is fitted closely with stiffening plate, and the connection type between steel plate and stiffening plate is welding.
The top extended line of the mounting base and the top extended line of pedestal are at the same level, and the center line of pedestal and first is stood
The center line of column coincides, and the top of the crossbeam is equipped with traverse rod, and preformed groove is offered on the inside of traverse rod, the preformed groove
Inside the second fixed pulley is installed, and to be flexibly connected between the second fixed pulley and traverse rod, the inside of the preformed groove is arranged
There is hairbrush pad.
The diameter of the wirerope is 14mm, and to be intertwined and connected between wirerope and the second fixed pulley, and described second is vertical
Support rod is installed on the outside of column, and is bolted between support rod and the second column, the bottom end connection of the movable pulley
There is suspension hook, and the connection type of movable pulley and suspension hook is welding.
The support rod is symmetrical about the central axes of the second column, and is solid between the bottom end and mounting base of support rod
Fixed connection.
The transverse axis of the traverse rod and the transverse axis of crossbeam are parallel, and being equally spaced on the inside of traverse rod has second to determine
Pulley.
The height of the hairbrush pad and the groove maximum height of the second fixed pulley are equal, and between hairbrush pad and preformed groove
Connection type be bonding.
The utility model provides a kind of detachable mounting device suitable for subway DC equipment, has following beneficial
Effect:
1, detachable mounting device for being used for subway DC equipment, by being stood to the first fixed pulley, movable pulley, first
The setting of column and crossbeam, and the shape of the first fixed pulley matches with the shape of movable pulley, it is calmly sliding by the first fixed pulley, second
The effect for the pulley blocks that wheel is constituted with movable pulley, and under the mating reaction of hoist engine, equipment is lifted by suspension hook
And with regard to bit manipulation, so that equipment is not contacted with other components, efficiently solve during DC equipment is insulated to exhausted
The external force of listrium insulation performance destroys problem, so that device promotes the installation effectiveness of subway substation facilities, and the first column
Detachable structure is constituted by bolt and crossbeam, it, can be on the inside of device when the work such as needing to transport device, carry
Crossbeam, column and pedestal for being bolted etc. carry out fractured operation, staff are realized to device split type
Transport, the convenience of lifting device itself.
2, detachable mounting device for being used for subway DC equipment, by vertical to steel plate, stiffening plate, pedestal and first
The setting of column, steel plate are fitted closely with stiffening plate, and the center line of pedestal and the center line of the first column coincide, in pedestal and
Under the action of one column, the second column Relative distribution, so that being less prone to shift phenomenon when its connection, the bottom end of anti-locking apparatus is flat
Face degree has differences, and device is caused to shake, and influences device to the installation efficiency of DC equipment.
3, detachable mounting device for being used for subway DC equipment, by wirerope, the second fixed pulley, support rod
Start hoist engine with the setting of the second column, be able to drive steel wire and to be intertwined and connected between wirerope and the second fixed pulley
Rope the operation such as can be carried to wirerope, be oriented to, so that the entirety of wirerope and under the action of the second fixed pulley
In a horizontal plane, its working performance in a device is effectively promoted, and central axes pair of the support rod about the second column
Claim distribution, by the effect of support rod, operation can be supported to the second column, meanwhile, it is fixed in mounting base and support rod
Under the action of connection, triangular structure can be formed between the second column three, reinforce the intensity at the second column, so that steel
Cord and pulley blocks are lifted to equipment and are installed operation, and it is inadequate to prevent from being less prone to carrying dynamics at the second column, are caused
Breakage phenomenon or device integrally lead to the problem of rollover.
4, the detachable mounting device for being used for subway DC equipment, by the setting to traverse rod and crossbeam, and traverse rod
Transverse axis it is parallel with the transverse axis of crossbeam, under the action of crossbeam, operation can be supported to traverse rod, so that horizontal
Rail when carrying out installment work, can on the basis of crossbeam, so that it is rapidly completed with crossbeam in the installment work of parallel shape,
And by the effect of traverse rod, placement processing can be carried out to the second fixed pulley, so that the second fixed pulley is not easy to loosen, avoid shadow
Ring the normal work of wirerope.
5, detachable mounting device for being used for subway DC equipment, by being set to hairbrush pad and the second fixed pulley
It sets, and the height of hairbrush pad is equal with the groove maximum height of the second fixed pulley, it, can be right by the effect of the second fixed pulley
Wirerope carries out guiding operation, and under the action of the hairbrush pad equal with the groove maximum height of the second fixed pulley, energy
It is enough to carry out clean operation to by the wirerope at the second fixed pulley, avoid at the wirerope being used for a long time that there are sundries, and pass
The groove of pulley is transported to, so that the phenomenon that its derailing occurs in wirerope, device is caused to damage.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the detachable mounting device suitable for subway DC equipment of the utility model；
Fig. 2 is that a kind of side structure of detachable mounting device suitable for subway DC equipment of the utility model is illustrated
Figure；
Fig. 3 is a kind of traverse rod internal structure of the detachable mounting device suitable for subway DC equipment of the utility model
Schematic diagram；
Fig. 4 is enlarged structure at a kind of A suitable for the detachable mounting device of subway DC equipment of the utility model
Schematic diagram.
In figure: 1, crossbeam；2, the first fixed pulley；3, movable pulley；4, the first column；5, pedestal；6, steel plate；7, stiffening plate；
8, mounting base；9, hoist engine；10, wirerope；11, the second fixed pulley；12, support rod；13, the first universal wheel；14, second is universal
Wheel；15, traverse rod；16, pull ring；17, preformed groove；18, hairbrush pad；19, suspension hook；20, the second column.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of suitable for the detachable of subway DC equipment
Formula mounting device, including crossbeam 1, the first fixed pulley 2, movable pulley 3, the first column 4, pedestal 5, stiffening plate 6, steel plate 7, mounting base
8, hoist engine 9, wirerope 10, the second fixed pulley 11, support rod 12, the first universal wheel 13, the second universal wheel 14, traverse rod 15, drawing
The bottom end left side of ring 16, preformed groove 17, hairbrush pad 18, suspension hook 19 and the second column 20, crossbeam 1 is equipped with the second column 20, and
Second column 20 is connected by bolt with crossbeam 1, and hoist engine 9 is external in the left side of the second column 20, the bottom end right side of crossbeam 1
First column 4 is installed, and the bottom end of the first column 4 and the second column 20 is mounted with pedestal 5, the first column 4, the second column
20 about crossbeam 1 central axes it is symmetrical, and the first column 4 constitutes detachable structure by bolt and crossbeam 1, when needing to device
When the work such as being transported, carried, crossbeam 1, column and the pedestal 5 etc. being bolted on the inside of device can be split
Operation, enables staff to realize split type transport, the convenience of lifting device itself to device；
The left side of second column 20 is connected with mounting base 8, the top extended line of mounting base 8 and the top extended line of pedestal 5
It is at the same level, and the center line of pedestal 5 and the center line of the first column 4 coincide, in pedestal 5 and the first column 4, the second column 20
Under the action of Relative distribution, so that being less prone to shift phenomenon when its connection, the bottom end flatness of anti-locking apparatus has differences, makes
It is shaken at device, influences device to the installation efficiency of DC equipment, the top of crossbeam 1 is equipped with traverse rod 15, and traverse rod 15
Inside offer preformed groove 17, the transverse axis of traverse rod 15 is parallel with the transverse axis of crossbeam 1, and the inside etc. of traverse rod 15
Away from the second fixed pulley 11 is distributed with, under the action of crossbeam 1, operation can be supported to traverse rod 15 so that traverse rod 15 into
When row installment work, can on the basis of crossbeam 1, so that it is rapidly completed with crossbeam 1 in the installment work of parallel shape, and
By the effect of traverse rod 15, placement processing can be carried out to the second fixed pulley 11, so that the second fixed pulley 11 is not easy to loosen, avoided
Influence the normal work of wirerope 10；
The inside of preformed groove 17 is equipped with the second fixed pulley 11, and is that activity connects between the second fixed pulley 11 and traverse rod 15
It connects, preformed groove 17 is internally provided with hairbrush pad 18, the groove maximum height of the height of hairbrush pad 18 and the second fixed pulley 11
It is equal, and the connection type between hairbrush pad 18 and preformed groove 17 be it is Nian Jie, can be to steel by the effect of the second fixed pulley 11
Cord 10 carries out guiding operation, and in the effect of the hairbrush pad 18 equal with the groove maximum height of the second fixed pulley 11
Under, clean operation can be carried out to by the wirerope 10 at the second fixed pulley 11, avoid depositing at the wirerope 10 being used for a long time
In sundries, and it is transmitted to the groove of pulley, so that the phenomenon that its derailing occurs in wirerope 10, device is caused to damage, mounting base 8
It is bolted between hoist engine 9, and the bottom end of mounting base 8 is equipped with the first universal wheel 13, the first universal wheel 13 and peace
It fills to be flexibly connected between seat 8, the center bottom of crossbeam 1 is equipped with the first fixed pulley 2, and between the first fixed pulley 2 and crossbeam 1
To be fixedly connected, the shape of the first fixed pulley 2 matches with the shape of movable pulley 3, and the central axes of the first fixed pulley 2 and crossbeam
1 central axes coincide, by the effect for the pulley blocks that the first fixed pulley 2, the second fixed pulley 11 are constituted with movable pulley 3, and
Under the mating reaction of hoist engine 9, equipment is carried out by lifting by suspension hook 19 and with regard to bit manipulation so that equipment not with other components
It is contacted, efficiently solves the problems, such as to destroy the external force of insulation board insulation performance during DC equipment is insulated, so that
Device promotes the installation effectiveness of subway substation facilities；
The trailing outside of hoist engine 9 is wound with wirerope 10, and connects between wirerope 10 and the first fixed pulley 2 for winding
It connects, the diameter of wirerope 10 is 14mm, and starts hoist engine 9, energy between wirerope 10 and the second fixed pulley 11 to be intertwined and connected
Wirerope 10 is enough driven, and under the action of the second fixed pulley 11, the operation such as can be carried, be oriented to wirerope 10,
So that wirerope 10 in a horizontal plane, effectively promote its working performance in a device, the second column 20
Outside is equipped with support rod 12, and is bolted between support rod 12 and the second column 20, and support rod 12 is vertical about second
The central axes of column 20 are symmetrical, and pass through the work of support rod 12 between the bottom end of support rod 12 and mounting base 8 to be fixedly connected
With, operation can be supported to the second column 20, meanwhile, it, can under the action of mounting base 8 is fixedly connected with support rod 12
Triangular structure is formed between 20 three of the second column, reinforces the intensity of the second column 20, so that wirerope 10 and pulley blocks
Operation is lifted and installed to equipment, it is inadequate to prevent from being less prone to carrying dynamics at the second column 20, cause breakage phenomenon or
Device integrally leads to the problem of rollover, and the bottom end of movable pulley 3 is connected with suspension hook 19, and the connection type of movable pulley 3 and suspension hook 19
For welding；
Wirerope 10 is connected with pull ring 16 far from one end of hoist engine 9, and the bottom of pull ring 16 is equipped with movable pulley 3, moves
To be intertwined and connected between pulley 3 and wirerope 10, the bottom end of the first column 4 and the second column 20 is mounted on stiffening plate 6, and steel
The bottom of plate 6 is provided with stiffening plate 7, and stiffening plate 6 is fitted closely with steel plate 7, and the connection type between stiffening plate 6 and steel plate 7
It for welding, is fixedly connected between stiffening plate 6 and steel plate 7, stiffening plate 6, steel plate 7 are connected by bolt with pedestal 5, and pedestal
5 bottom is provided with the second universal wheel 14, is flexibly connected between the second universal wheel 14 and pedestal 5.
In conclusion this is used for the detachable mounting device of subway DC equipment, in use, first by by suspension hook 19
DC equipment is hooked, meanwhile, start hoist engine 9(model JM2T), it is slided by the first fixed pulley 2, the second fixed pulley 11 with dynamic
It is the active action of 14mm wirerope 10 that the pulley blocks that wheel 3 is constituted, which drive diameter, and under the mating reaction of hoist engine 9, is led to
Cross suspension hook 19 by equipment carry out lifting and with regard to bit manipulation so that equipment is not contacted with other components, and to DC equipment
Installment work is carried out, efficiently solves the problems, such as to destroy the external force of insulation board insulation performance during DC equipment is insulated,
It can be improved the installation effectiveness of metro power substation equipment, and the 2916mm from the ground of 3 static height of movable pulley in pulley blocks, it can
Promotion maximum height is 205mm, is able to satisfy all kinds of installation requirements for needing isolation installing equipment of electric power supply system for subway electric substation (simultaneously
Also it is able to satisfy the installation requirement of other nonisulated installation equipment), meanwhile, in the effect that mounting base 8 is fixedly connected with support rod 12
Under, triangular structure can be formed between 20 three of the second column, reinforce the intensity at the second column 20, so that wirerope 10
And pulley blocks are lifted to equipment and are installed operation, are prevented the second column 20 from carrying dynamics occur inadequate, are caused breakage phenomenon
Or device integrally leads to the problem of rollover, then, in the hairbrush pad 18 equal with the groove maximum height of the second fixed pulley 11
Under the action of, clean operation can be carried out to by the wirerope 10 at the second fixed pulley 11, avoid the wirerope being used for a long time
There are sundries at 10, and are transmitted to the groove of pulley, so that the phenomenon that its derailing occurs in wirerope 10, device are caused to damage,
Finally, when the work such as needing to transport device, carry fractured operation can be carried out to crossbeam 1, column and pedestal 5 etc.,
Field Force is enabled to realize split type transport, the convenience of lifting device itself to device.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (9)
1. a kind of detachable mounting device suitable for subway DC equipment, including crossbeam (1) and hoist engine (9), feature
It is: is equipped with the second column (20) on the left of the bottom end of the crossbeam (1), and the second column (20) passes through bolt and crossbeam (1)
It is connected, the hoist engine (9) is external in the left side of the second column (20), is equipped with first on the right side of the bottom end of the crossbeam (1)
Column (4), and the bottom end of the first column (4) and the second column (20) is mounted with pedestal (5), a left side for second column (20)
Side is connected with mounting base (8), is bolted between the mounting base (8) and hoist engine (9), and the bottom end of mounting base (8)
It is equipped with the first universal wheel (13), is flexibly connected between first universal wheel (13) and mounting base (8), the crossbeam (1)
Center bottom be equipped with the first fixed pulley (2), and to be fixedly connected between the first fixed pulley (2) and crossbeam (1), the elevator
The trailing outside of machine (9) is wound with wirerope (10), and to be intertwined and connected between wirerope (10) and the first fixed pulley (2), institute
It states wirerope (10) to be connected with pull ring (16) far from the one end of hoist engine (9), and the bottom of pull ring (16) is equipped with movable pulley
(3), to be intertwined and connected between the movable pulley (3) and wirerope (10), the bottom of first column (4) and the second column (20)
End is mounted on steel plate (6), and the bottom of steel plate (6) is provided with stiffening plate (7), is between the steel plate (6) and stiffening plate (7)
It is fixedly connected, the steel plate (6), stiffening plate (7) are connected by bolt with pedestal (5), and the bottom of pedestal (5) is provided with the
Two universal wheels (14) are flexibly connected between second universal wheel (14) and pedestal (5).
2. a kind of detachable mounting device suitable for subway DC equipment according to claim 1, it is characterised in that:
The shape of first fixed pulley (2) matches with the shape of movable pulley (3), and the central axes of the first fixed pulley (2) and crossbeam
(1) central axes coincide.
3. a kind of detachable mounting device suitable for subway DC equipment according to claim 1, it is characterised in that:
First column (4), the second column (20) are symmetrical about the central axes of crossbeam (1), and the first column (4) passes through bolt and cross
Beam (1) constitutes detachable structure.
4. a kind of detachable mounting device suitable for subway DC equipment according to claim 1, it is characterised in that:
The steel plate (6) fits closely with stiffening plate (7), and the connection type between steel plate (6) and stiffening plate (7) is welding.
5. a kind of detachable mounting device suitable for subway DC equipment according to claim 1, it is characterised in that:
The top extended line and the top extended line of pedestal (5) of the mounting base (8) are at the same level, and the center line and first of pedestal (5)
The center line of column (4) coincides, and the top of the crossbeam (1) is equipped with traverse rod (15), and is offered on the inside of traverse rod (15)
The inside of preformed groove (17), the preformed groove (17) is equipped with the second fixed pulley (11), and the second fixed pulley (11) and traverse rod
(15) to be flexibly connected between, the preformed groove (17) is internally provided with hairbrush pad (18).
6. a kind of detachable mounting device suitable for subway DC equipment according to claim 1, it is characterised in that:
The diameter of the wirerope (10) is 14mm, and is to be intertwined and connected between wirerope (10) and the second fixed pulley (11), described the
It is equipped on the outside of two columns (20) support rod (12), and is bolted between support rod (12) and the second column (20),
The bottom end of the movable pulley (3) is connected with suspension hook (19), and the connection type of movable pulley (3) and suspension hook (19) is welding.
7. a kind of detachable mounting device suitable for subway DC equipment according to claim 6, it is characterised in that:
The support rod (12) is symmetrical about the central axes of the second column (20), and the bottom end of support rod (12) and mounting base (8)
Between to be fixedly connected.
8. a kind of detachable mounting device suitable for subway DC equipment according to claim 5, it is characterised in that:
The transverse axis of the traverse rod (15) is parallel with the transverse axis of crossbeam (1), and is equally spaced on the inside of traverse rod (15) and has
Two fixed pulleys (11).
9. a kind of detachable mounting device suitable for subway DC equipment according to claim 5, it is characterised in that:
The height of the hairbrush pad (18) is equal with the groove maximum height of the second fixed pulley (11), and hairbrush pad (18) and preformed groove
(17) connection type between is bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715224.0U CN209493259U (en) | 2018-10-23 | 2018-10-23 | A kind of detachable mounting device suitable for subway DC equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715224.0U CN209493259U (en) | 2018-10-23 | 2018-10-23 | A kind of detachable mounting device suitable for subway DC equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209493259U true CN209493259U (en) | 2019-10-15 |
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ID=68141765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821715224.0U Active CN209493259U (en) | 2018-10-23 | 2018-10-23 | A kind of detachable mounting device suitable for subway DC equipment |
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| Country | Link |
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| CN (1) | CN209493259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109160435A (en) * | 2018-10-23 | 2019-01-08 | 中建安装工程有限公司 | A kind of detachable mounting device suitable for subway DC equipment |
-
2018
- 2018-10-23 CN CN201821715224.0U patent/CN209493259U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109160435A (en) * | 2018-10-23 | 2019-01-08 | 中建安装工程有限公司 | A kind of detachable mounting device suitable for subway DC equipment |
| CN109160435B (en) * | 2018-10-23 | 2023-08-08 | 中建安装集团有限公司 | Detachable mounting device suitable for subway direct current equipment |
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