CN110265912B - Trolley for installing cable trough box - Google Patents

Trolley for installing cable trough box Download PDF

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Publication number
CN110265912B
CN110265912B CN201910579672.5A CN201910579672A CN110265912B CN 110265912 B CN110265912 B CN 110265912B CN 201910579672 A CN201910579672 A CN 201910579672A CN 110265912 B CN110265912 B CN 110265912B
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CN
China
Prior art keywords
rod
clamping
bottom plate
clamping rod
lifting plate
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CN201910579672.5A
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Chinese (zh)
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CN110265912A (en
Inventor
邬靓
王超
刘铁
邢治国
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China Tunnel Shield International Construction Engineering Co ltd
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China Tunnel Shield International Construction Engineering Co ltd
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Priority to CN201910579672.5A priority Critical patent/CN110265912B/en
Publication of CN110265912A publication Critical patent/CN110265912A/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00Installations of electric cables or lines in or on the ground or water
    • H02G9/08Installations of electric cables or lines in or on the ground or water in tunnels

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  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention relates to a trolley for installing a cable trough box, which comprises a bottom plate, self-locking casters arranged on the lower surface of the bottom plate and a lifting plate arranged right above the bottom plate, wherein a clamping device is arranged at one side, far away from the bottom plate, of the lifting plate, and a lifting device is arranged between the bottom plate and the lifting plate; the clamping device comprises two groups of clamping components, each clamping component comprises a guide rod vertically fixedly connected on a lifting plate, a first clamping rod and a second clamping rod symmetrically hinged to two sides of the guide rod, and a sliding block sleeved on the guide rod, connecting rods are hinged between the first clamping rod and the sliding block and between the second clamping rod and the sliding block, a cross arm is fixedly connected between the two sliding blocks, a driving component is arranged on the lifting plate, and the driving component can drive the first clamping rod and the second clamping rod to swing up and down through the cross arm and form an acute angle or an obtuse angle for clamping or loosening a cable trough box with the guide rod. The invention has the advantages that the cable groove box is convenient for workers to install on a higher cable support, and the safety and convenience in the operation process are improved.

Description

Trolley for installing cable trough box
Technical Field
The invention relates to the technical field of cable groove box installation, in particular to a trolley for cable groove box installation.
Background
The cable trough box is a box for protecting cables laid underground, and the prefabricated length of the cable trough box is about 3-5 meters and mainly comprises a box body and a box cover.
The existing installation mode is that a plurality of cable trough boxes are manually installed on a plurality of rows of cable brackets on two sides of a power tunnel, and because the height of the power tunnel is generally 1-2 meters, when the cable trough boxes are installed on the uppermost cable bracket, two persons are required to drag the box body and operate in a heightening mode, so that the installation is quite laborious, and meanwhile, the hidden danger of falling installation exists.
Disclosure of Invention
The invention aims to provide a trolley for installing a cable trough box, which has the advantages that a worker can conveniently install the cable trough box on a higher cable support, and the safety and convenience in the operation process are improved.
The technical aim of the invention is realized by the following technical scheme: the utility model provides a cable trough box installs and uses dolly, includes the bottom plate that the level set up, installs the auto-lock truckle of bottom plate lower surface and set up the lifting board directly over the bottom plate, the lifting board is kept away from the one side of bottom plate is equipped with the clamping device who carries out the centre gripping fixed to cable trough box, be equipped with between bottom plate and the lifting board and carry out the elevating gear of lifting to the clamping device;
the clamping device comprises two groups of clamping assemblies, each clamping assembly comprises a guide rod vertically fixedly connected to the upper surface of the lifting plate and vertically extending upwards, a fixed block fixedly connected to the guide rod, a first clamping rod and a second clamping rod symmetrically hinged to the fixed block, and a sliding block sleeved on the guide rod and located below the first clamping rod and the second clamping rod, connecting rods are hinged between the first clamping rod and the sliding block and between the second clamping rod and the sliding block, a cross arm is fixedly connected between the two sliding blocks of the two clamping assemblies, a driving assembly is arranged at the position, located below the cross arm, of the lifting plate, and the driving assembly can drive the first clamping rod and the second clamping rod to swing up and down through the cross arm and form an acute angle or an obtuse angle for clamping or loosening a cable groove box between the guide rods.
Through the technical scheme, in operation, the trolley is moved to the position of the cable support, the driving assembly is started, the trolley drives the two sliding blocks to slide upwards along the guide rods through the transverse arm, power is transmitted to the connecting rods, the two first clamping rods and the two second clamping rods swing upwards along the hinging points under the driving of the connecting rods, an acute angle is formed between the two first clamping rods and the guide rods, at the moment, the driving assembly is suspended, the cable groove box is respectively placed between the two first clamping rods and between the two second clamping rods, then the lifting device is started, the first clamping rods and the second clamping rods are lifted to a position higher than the cable support, the driving assembly is started again, the first clamping rods and the second clamping rods are driven to swing downwards, an obtuse angle is formed between the first clamping rods and the guide rods, at the moment, the cable groove box slides towards the cable support under the action of self gravity until the cable groove box is installed on the cable.
The invention is further provided with: the driving assembly comprises a reserve power supply fixed on the lifting plate, a motor arranged on the lifting plate and connected with the reserve power supply, a driving rod with one end fixedly connected to an output shaft of the motor, and a push rod with two ends respectively hinged with the middle part of the cross arm and the end part of the driving rod.
Through the technical scheme, the motor can drive the cross arm to drive the sliding block and the connecting rod to move, so that the first clamping rod and the second clamping rod are driven to swing up and down along the hinge point, and an acute angle for clamping and fixing the cable trough box or an obtuse angle for releasing the cable trough box is formed between the first clamping rod and the guide rod.
The invention is further provided with: the lifting device comprises two groups of symmetrically arranged scissor units and a hydraulic cylinder for driving the two scissor units to prop up or retract;
the shearing fork unit comprises a first shearing fork rod and a second shearing fork rod which are mutually hinged, and rotating shafts are respectively arranged between the opposite ends of the two first shearing fork rods and between the opposite ends of the two second shearing fork rods in a penetrating manner;
An upper rectangular frame and a lower rectangular frame are fixedly connected with the edges of the opposite sides of the lifting plate and the bottom plate respectively;
One end of each first shearing fork rod is hinged with the inner side wall of the upper rectangular frame through a rotating shaft, and the other end of each first shearing fork rod is connected with the inner side wall of the lower rectangular frame in a sliding manner; one end of the second shearing fork rod is hinged with the inner side wall of the lower rectangular frame through a rotating shaft, the other end of the second shearing fork rod is connected with the inner side wall of the upper rectangular frame in a sliding mode, the hinge points of the first shearing fork rod and the second shearing fork rod are located on the same side, and two ends of the hydraulic cylinder are hinged with the rotating shaft, which is close to the bottom plate, respectively.
Through the technical scheme, when lifting, the hydraulic cylinder is started, so that the hydraulic cylinder drives the first shearing fork rod and the second shearing fork rod to move and gradually supports the lifting plate, and the first clamping rod and the second clamping rod are lifted to a position higher than the cable bracket.
The invention is further provided with: the first shearing fork rod and the second shearing fork rod are positioned at the outer sides of two side rods of the sliding end and are respectively connected with a pulley in a rotating mode, circumferential grooves are formed in the surfaces of the pulleys, and sliding grooves for sliding the pulleys are respectively formed in the upper rectangular frame and the lower rectangular frame.
Through above-mentioned technical scheme, the setting of spout for first fork pole and second fork pole provide the stroke of motion, the in-process pulley of motion slides in the spout all the time, and the setting of circumference groove is used for avoiding the pulley to deviate from.
The invention is further provided with: the support rods for supporting the lifting plate when the lifting device is in a folding state are fixedly connected to the upper surface of the bottom plate and the positions close to four corners respectively.
Through above-mentioned technical scheme, the setting of bracing piece for support the lifting board under the receipts closing state, prevent directly to press and hold on the pneumatic cylinder.
The invention is further provided with: the two ends of the connecting rod are hinged with the first clamping rod, the second clamping rod and the sliding block through bolts, and a plurality of mounting holes for mounting the connecting rod to adjust the swing angles of the first clamping rod and the second clamping rod are formed in the first clamping rod and the second clamping rod at equal intervals.
Through above-mentioned technical scheme, staff's accessible is connected connecting rod and different mounting holes as required to come to adjust the swing angle of first clamping lever and second clamping lever.
The invention is further provided with: and a plurality of balls are embedded and arranged on one side, which is contacted with the cable groove box, of the first clamping rod and the second clamping rod.
Through above-mentioned technical scheme, the setting of ball for reduce the cable trough box resistance when sliding downwards, easy to assemble.
The invention is further provided with: the hole on the sliding block is matched with the outer diameter of the guide rod.
Through above-mentioned technical scheme, prevent that the slider from leading to the fact the influence to the installation of cable trough box because rocking at the in-process of going up and down.
The invention is further provided with: one end of the bottom plate along the length direction is fixedly connected with a handle in an inverted U shape.
By the technical proposal, the handle is arranged, the trolley is convenient for workers to move.
In summary, the beneficial technical effects of the invention are as follows:
1. When the cable groove box is in operation, the trolley is moved to the position of the cable bracket, the driving assembly is started, the trolley drives the two sliding blocks to slide upwards along the guide rods through the cross arm, power is transmitted to the connecting rods, the two first clamping rods and the two second clamping rods swing upwards along the hinging point under the driving of the connecting rods and form an acute angle with the guide rods, at the moment, the driving assembly is suspended, the cable groove box is respectively placed between the two first clamping rods and between the two second clamping rods, then the lifting device is started, the first clamping rods and the second clamping rods are lifted to a position higher than the cable bracket, the driving assembly is started again, the first clamping rods and the second clamping rods are driven to swing downwards, and an obtuse angle is formed between the first clamping rods and the guide rods, at the moment, the cable groove box slides towards the cable bracket under the action of self gravity until the cable groove box is completely installed, and compared with the installation mode in the prior art, the lifting device and the clamping device are arranged, so that workers can conveniently install the cable groove box on the higher cable bracket, and the safety and convenience in the operation process are improved;
2. The arrangement of the mounting holes enables staff to adjust the swing angles of the first clamping rod and the second clamping rod by connecting the connecting rod with different mounting holes according to the needs;
3. the arrangement of the ball is used for reducing the resistance when the cable trough box slides downwards, and the installation is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram showing the structure of a clamping assembly;
Fig. 3 is a schematic diagram showing the structure of the lifting device.
In the figure, 1, a bottom plate; 11. self-locking castor; 12. a handle; 13. a lower rectangular frame; 2. a lifting plate; 21. a rectangular frame is arranged; 3. a cable trough box; 4. a lifting device; 41. a first scissor lever; 42. a second scissor lever; 43. a hydraulic cylinder; 44. a pulley; 441. a circumferential groove; 45. a rotating shaft; 5. a clamping assembly; 51. a guide rod; 52. a first clamping lever; 53. a second clamping rod; 54. a slide block; 55. a connecting rod; 56. a cross arm; 57. a mounting hole; 58. a fixed block; 6. a drive assembly; 61. storing a power supply; 62. a motor; 63. a driving rod; 64. a push rod; 7. a support rod; 8. a chute; 9. and (3) rolling balls.
Detailed Description
Referring to fig. 1, the trolley for installing the cable trough box disclosed by the invention comprises a bottom plate 1 horizontally arranged, self-locking casters 11 arranged on the lower surface of the bottom plate 1, and a lifting plate 2 arranged right above the bottom plate 1, wherein a clamping device is arranged on one side, far away from the bottom plate 1, of the lifting plate 2 and is used for clamping and fixing the cable trough box 3. The bottom plate 1 is rectangular, and a lifting device 4 is arranged between the bottom plate and the lifting plate 2 and used for lifting the clamping device so as to lift the fixed cable groove box 3 to a specified height for installation.
In order to facilitate the movement of the trolley by the staff, a handle 12 which is in an inverted U shape is fixedly connected at one end of the bottom plate 1 along the length direction.
Referring to fig. 1 and 2, the clamping device comprises two sets of clamping assemblies 5, and a distance of 30-50cm is arranged between the two sets of clamping assemblies 5. Each group of clamping assemblies 5 comprises a guide rod 51 vertically fixedly connected to the upper surface of the lifting plate 2 and vertically extending upwards, a fixed block 58 fixedly connected to the guide rod 51, a first clamping rod 52 and a second clamping rod 53 symmetrically hinged to the fixed block 58, and a sliding block 54 sleeved on the guide rod 51 in a sliding manner and positioned below the first clamping rod 52 and the second clamping rod 53, wherein a hole in the sliding block 54 is matched with the outer diameter of the guide rod 51, and the first clamping rod 52 and the second clamping rod 53 can vertically swing along a hinge point.
A connecting rod 55 is respectively arranged between the first clamping rod 52 and the sliding block 54 and between the second clamping rod 53 and the sliding block 54, two ends of the connecting rod 55 are hinged with the first clamping rod 52, the second clamping rod 53 and the sliding block 54 through bolts, a cross arm 56 is fixedly connected between the two sliding blocks 54 of the two clamping assemblies 5, a driving assembly 6 is arranged on the lifting plate 2 and below the cross arm 56, the driving assembly comprises a reserve power supply 61 fixed on the lifting plate 2, a motor 62 installed on the lifting plate 2 and connected with the reserve power supply 61, a driving rod 63 with one end fixedly connected with an output shaft of the motor 62, and a push rod 64 with two ends respectively hinged with the middle part of the cross arm 56 and the end part of the driving rod 63, the motor 62 can drive the cross arm 56 to drive the sliding block 54 and the connecting rod 55 to move, so as to drive the first clamping rod 52 and the second clamping rod 53 to swing up and down along a hinge point, an acute angle for clamping and fixing the cable trough 3 or an obtuse angle for releasing the cable trough 3 is formed between the driving assembly and the guide rod 51, the acute angle is between 75 DEG and 90 DEG, and an obtuse angle is between 90 DEG and 135 DEG.
Referring to fig. 2, a plurality of mounting holes 57 are equidistantly formed in the first clamping lever 52 and the second clamping lever 53, and a worker can adjust the swing angle of the first clamping lever 52 and the second clamping lever 53 by connecting the connecting rod 55 with different mounting holes 57 as needed.
Referring to fig. 1 and 3, the lifting device 4 includes two sets of symmetrically arranged scissor units, and a hydraulic cylinder 43 driving the two scissor units to prop up or retract; the scissors unit comprises a first scissors rod 41 and a second scissors rod 42 which are hinged with each other, a rotating shaft 45 is respectively arranged between two opposite ends of the two first scissors rods 41 and between two opposite ends of the two second scissors rods 42 in a penetrating way, and an upper rectangular frame 21 and a lower rectangular frame 13 are respectively fixedly connected at the edges of one opposite side of the lifting plate 2 and the bottom plate 1;
One end of the two first shearing fork rods 41 is hinged with the inner side wall of the upper rectangular frame 21 through a rotating shaft 45, and the other end is in sliding connection with the inner side wall of the lower rectangular frame 13; one end of each second shearing fork rod 42 is hinged with the inner side wall of the lower rectangular frame 13 through a rotating shaft 45, the other end of each second shearing fork rod is connected with the inner side wall of the upper rectangular frame 21 in a sliding mode, the hinge points of the two first shearing fork rods 41 and the two second shearing fork rods 42 are located on the same side, two ends of each hydraulic cylinder 43 are respectively hinged with the two rotating shafts 45 close to the bottom plate 1, and the first shearing fork rods 41 and the second shearing fork rods 42 are in a folding state under normal conditions.
Referring to fig. 1, support rods 7 for supporting the lifting plate 2 in the folded state are fixedly connected to the upper surface of the base plate 1 near four corners, respectively, so as to prevent the lifting plate from being directly pressed against the hydraulic cylinders 43.
The outer sides of the two side rods of the sliding end of the first shearing fork rod 41 and the second shearing fork rod 42 are respectively and rotatably connected with a pulley 44, a circumferential groove 441 is formed in the wheel surface of the pulley 44, and sliding grooves 8 for horizontally sliding the pulley 44 are respectively formed in the upper rectangular frame 21 and the lower rectangular frame 13.
During operation, the trolley is moved to the position of the cable support, the motor 62 is started, the driving rod 63 moves circularly, the push rod 64 drives the two sliding blocks 54 to slide upwards along the guide rod 51 through the cross arm 56, power is transmitted to the connecting rod 55, the two first clamping rods 52 and the two second clamping rods 53 swing upwards along the hinging point under the driving of the connecting rod 55, an acute angle is formed between the two first clamping rods 52 and the guide rod 51, at the moment, the cable trough box 3 is stopped, the cable trough box 3 is respectively placed between the two first clamping rods 52 and between the two second clamping rods 53, then the lifting device 4 is started, the hydraulic cylinder 43 drives the first shearing fork 41 and the second shearing fork 42 to move and gradually lift the lifting plate 2, the first clamping rods 52 and the second clamping rods 53 are lifted to a position higher than the cable support, the motor 62 is started again, the first clamping rods 52 and the second clamping rods 53 swing downwards, an obtuse angle is formed between the cable trough box 3 and the guide rod 51, the cable trough box 3 slides towards the cable support under the action of self gravity until the cable trough box falls on the cable to finish the installation, and the installation process is completed in the installation process, and the auxiliary operation process is finished.
Referring to fig. 2, in order to reduce the resistance when the cable tray 3 slides downward, a plurality of balls 9 are fitted to the sides of the first and second clamping bars 52 and 53 contacting the cable tray 3.
Compared with the installation mode in the prior art, the lifting device 4 and the clamping device are arranged, so that workers can conveniently install the cable groove box 3 on a higher cable support, and safety and convenience in the operation process are improved.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims (7)

1. The utility model provides a cable drum box installation is with dolly which characterized in that: the cable groove box comprises a bottom plate (1) which is horizontally arranged, self-locking casters (11) which are arranged on the lower surface of the bottom plate (1) and a lifting plate (2) which is arranged right above the bottom plate (1), wherein a clamping device which is used for clamping and fixing the cable groove box (3) is arranged on one side, far away from the bottom plate (1), of the lifting plate (2), and a lifting device (4) which is used for lifting the clamping device is arranged between the bottom plate (1) and the lifting plate (2);
The clamping device comprises two groups of clamping assemblies (5), each clamping assembly (5) comprises a guide rod (51) vertically fixedly connected to the upper surface of the lifting plate (2) and vertically extending upwards, a fixed block (58) fixedly connected to the guide rod (51), a first clamping rod (52) and a second clamping rod (53) symmetrically hinged to the fixed block (58), and a sliding block (54) which is sleeved on the guide rod (51) and is positioned below the first clamping rod (52) and the second clamping rod (53), connecting rods (55) are hinged between the first clamping rod (52) and the sliding block (54) and between the second clamping rod (53) and the sliding block (54), a cross arm (56) is fixedly connected between the two sliding blocks (54) of each clamping assembly (5), a driving assembly (6) is arranged at the position on the lifting plate (2) and below the cross arm (56), and the driving assembly (6) can drive the first clamping rod (52) and the second clamping rod (53) to swing upwards and downwards and form an obtuse angle with the guide box (3) or can be loosened through the cross arm (56);
The lifting device (4) comprises two groups of symmetrically arranged scissor units and a hydraulic cylinder (43) for driving the two scissor units to prop up or retract;
The shearing fork unit comprises a first shearing fork rod (41) and a second shearing fork rod (42) which are mutually hinged, and rotary shafts (45) are respectively arranged between two opposite ends of the first shearing fork rod (41) and two opposite ends of the second shearing fork rod (42) in a penetrating way;
An upper rectangular frame (21) and a lower rectangular frame (13) are fixedly connected to the edges of the opposite sides of the lifting plate (2) and the bottom plate (1) respectively;
one end of each first shearing fork rod (41) is hinged with the inner side wall of the upper rectangular frame (21) through a rotating shaft (45), and the other end of each first shearing fork rod is connected with the inner side wall of the lower rectangular frame (13) in a sliding manner; one end of each second shearing fork rod (42) is hinged with the inner side wall of the lower rectangular frame (13) through a rotating shaft (45), the other end of each second shearing fork rod is connected with the inner side wall of the upper rectangular frame (21) in a sliding manner, the hinge points of the two first shearing fork rods (41) and the two second shearing fork rods (42) are positioned on the same side, and two ends of each hydraulic cylinder (43) are respectively hinged with the two rotating shafts (45) close to the bottom plate (1);
The two ends of the connecting rod (55) are hinged with the first clamping rod (52), the second clamping rod (53) and the sliding block (54) through bolts, and a plurality of mounting holes (57) for the connecting rod (55) to be mounted so as to adjust the swing angles of the two connecting rods are formed in the first clamping rod (52) and the second clamping rod (53) at equal intervals.
2. The cable tray mounting cart according to claim 1, wherein: the driving assembly (6) comprises a reserve power supply (61) fixed on the lifting plate (2), a motor (62) installed on the lifting plate (2) and connected with the reserve power supply (61), a driving rod (63) with one end fixedly connected to an output shaft of the motor (62), and a push rod (64) with two ends respectively hinged with the middle part of the cross arm (56) and the end part of the driving rod (63).
3. The cable tray mounting cart according to claim 1, wherein: the utility model discloses a sliding device, including first scissors fork (41) and second scissors fork (42), pulley (44) are all rotated in the outside that is located two side poles of sliding end to be connected with, circumferential groove (441) have been seted up on the tread of pulley (44), go up rectangular frame (21) with down rectangular frame (13) are gone up and are offered respectively confession spout (8) that pulley (44) slided.
4. The cable tray mounting cart according to claim 1, wherein: the support rods (7) for supporting the lifting plate (2) when the lifting device (4) is in a folding state are fixedly connected to the upper surface of the bottom plate (1) and close to four corners respectively.
5. The cable tray mounting cart according to claim 1, wherein: and a plurality of balls (9) are embedded and arranged on one side, contacted with the cable groove box (3), of the first clamping rod (52) and the second clamping rod (53).
6. The cable tray mounting cart according to claim 1, wherein: the hole on the sliding block (54) is matched with the outer diameter of the guide rod (51).
7. The cable tray mounting cart according to claim 1, wherein: one end of the bottom plate (1) along the length direction is fixedly connected with a handle (12) which is in an inverted U shape.
CN201910579672.5A 2019-06-28 2019-06-28 Trolley for installing cable trough box Active CN110265912B (en)

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Publication number Priority date Publication date Assignee Title
CN111252154A (en) * 2020-03-31 2020-06-09 北京博清科技有限公司 A wall-climbing robot
CN112605424A (en) * 2020-12-04 2021-04-06 南京纳特通信电子有限公司 Electronic device processing tool and processing method
CN113315075B (en) * 2021-04-21 2022-07-22 深圳供电局有限公司 Cable trench cover plate convenient to open
CN114131376B (en) * 2021-12-21 2024-06-04 苏垦银河汽车部件盐城有限公司 Clamp for connecting rod multi-station integrated machining
CN115133461A (en) * 2022-06-23 2022-09-30 中亿丰建设集团股份有限公司 Construction method and sliding support applied to construction of groove box in tunnel pipe gallery

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