CN217676134U - Wire and cable placing frame - Google Patents

Wire and cable placing frame Download PDF

Info

Publication number
CN217676134U
CN217676134U CN202221708278.0U CN202221708278U CN217676134U CN 217676134 U CN217676134 U CN 217676134U CN 202221708278 U CN202221708278 U CN 202221708278U CN 217676134 U CN217676134 U CN 217676134U
Authority
CN
China
Prior art keywords
roller
hook
driving
telescopic rod
wire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202221708278.0U
Other languages
Chinese (zh)
Inventor
刘洁淼
何超欢
张慧秀
陈志民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huizhou Guangxin Electrical Engineering Co ltd
Original Assignee
Huizhou Guangxin Electrical Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huizhou Guangxin Electrical Engineering Co ltd filed Critical Huizhou Guangxin Electrical Engineering Co ltd
Priority to CN202221708278.0U priority Critical patent/CN217676134U/en
Application granted granted Critical
Publication of CN217676134U publication Critical patent/CN217676134U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model relates to a wire and cable puts frame, including base and two vertical pole settings that set up on the base, all be provided with the hook of placing that is used for colluding the roller in two pole settings, two are placed the hook and are used for colluding the both ends of holding the roller respectively, the spout has been seted up to the lateral wall of pole setting, the spout is seted up along the direction of height of pole setting, the spout slides and is provided with the slider, be provided with in the pole setting and be used for driving slider gliding elevating gear from top to bottom along the spout, be provided with the fixed block on the slider, the both ends of roller are born in the fixed block cooperation on two sliders, set up the standing groove that is used for bearing the roller on the fixed block, still be provided with on the slider and be used for driving the fixed block to shift the roller to place the hook or will place the flexible subassembly that the roller of hook was taken off, the one end of flexible subassembly is connected in the fixed block. This application shifts the roller to placing the hook through elevating gear and flexible subassembly, has reduced the operation degree of difficulty that shifts the roller, has alleviateed the intensity of labour that the manual work shifted the roller.

Description

Electric wire and cable placing frame
Technical Field
The application relates to the field of cables, in particular to a wire and cable placing frame.
Background
Wire and cable are wire products used for transmitting electric energy, information and realizing electromagnetic energy conversion. The electric wire cable uses different kinds of electric wires and cables according to different purposes and environmental requirements, wherein the electric wires and cables comprise power cables, control cables, high-temperature cables, computer cables and the like. Therefore, the wire and cable rack is usually used to store a large number of wires and cables.
Among the correlation technique, a put frame for depositing wire and cable mainly includes two pole settings, fixed fixing base that sets up in the pole setting and sets up the roller between the fixing base of two pole settings, through coiling wire and cable in order to realize depositing in the roller.
However, when the wound electric wire is transferred to the fixing base at a higher position, the electric wire wound around the roller shaft is usually lifted up manually, and then the lifted electric wire is placed on the fixing base.
SUMMERY OF THE UTILITY MODEL
In order to improve when shifting the electric wire and cable that convolute, need the manual work to shift the roller to the fixing base of higher position, the manual work is not only intensity of labour big when lifting up electric wire and cable, the great drawback of the operation degree of difficulty when depositing moreover, and this application provides a frame is put to electric wire and cable.
The application provides a wire and cable puts frame adopts following technical scheme:
the utility model provides a wire and cable puts frame, includes base and two vertical pole settings that set up on the base, two all be provided with in the pole setting and be used for colluding the hook of placing of holding the roller, two place the hook and be used for colluding the both ends of holding the roller respectively, the spout has been seted up to the lateral wall of pole setting, the spout is seted up along the direction of height of pole setting, the spout slides and is provided with the slider, be provided with in the pole setting and be used for the drive the slider is followed gliding elevating gear about the spout, be provided with the fixed block on the slider, two fixed block cooperation on the slider bears the both ends of roller, set up the standing groove that is used for bearing the roller on the fixed block, still be provided with on the slider and be used for the drive the fixed block shifts the roller to place the hook or will place the flexible subassembly that the roller of hook was taken off, the one end of flexible subassembly connect in the fixed block.
By adopting the technical scheme, the roll shaft is arranged in the placing groove on the fixed block initially, and the lifting device drives the sliding block to convey upwards along the height direction of the sliding groove, so that the telescopic assembly is driven to convey along the height direction of the sliding groove; when the lifting device conveys the sliding block to be positioned on the same straight line with the hook of the placing hook, the roller shaft in the placing groove is arranged on the placing hook through the telescopic assembly, so that the position of the roller shaft is transferred; after the electric wire and cable of the roller in the placing hook are used up, the roller of the placing hook is taken down through the telescopic assembly so as to replace the roller. Through the direction of height removal of elevating gear drive slider along the spout to the roller of placing in the standing groove is lifted up in the drive, then shifts the roller to placing the hook through flexible subassembly, has reduced the operation degree of difficulty that shifts the roller, has alleviateed the intensity of labour that the manual work shifted the roller.
Optionally, the placing hook comprises a connecting portion fixedly connected with the vertical rod and a hooking portion used for hooking the roller shaft, the connecting portion and the hooking portion are integrally formed, one end of the connecting portion is connected to the side wall of the vertical rod, and the length of the connecting portion is larger than that of the telescopic assembly when the telescopic assembly is completely contracted.
Through adopting above-mentioned technical scheme, flexible subassembly can drive and place the roller on the piece and shift to and place the hook to make the both ends of roller set up in two places the hook.
Optionally, the connecting portion of the placing hook is provided with a plurality of connecting screw holes, connecting bolts penetrate through the connecting screw holes, a plurality of fixing screw holes are formed in two sides of the vertical rod, the fixing screw holes are matched with the connecting screw holes in shape, the connecting bolts sequentially penetrate through the fixing screw holes and the connecting screw holes, and one ends of the connecting bolts penetrating through the connecting screw holes are provided with connecting nuts.
By adopting the technical scheme, the connecting nut is screwed, so that the connecting bolt is fixedly connected with the vertical rod, and the placing hook is fixedly connected with the vertical rod; and the placing hook can be adjusted and arranged at the position of the upright rod according to the shapes of different wires and cables, so that the applicability of the placing hook is increased.
Optionally, the hooking part of the hook is arranged at one end of the connecting part far away from the vertical rod, the hook of the hooking part faces downwards to the ground, and the shape of the hooking part is matched with that of the roll shaft.
Through adopting above-mentioned technical scheme for the roller can with the diapire butt that colludes the portion of holding, thereby make and place the hook and can collude and hold the roller, and then make the roller can stably place in two places the hook.
Optionally, the lifting device includes a driving sprocket, a driven sprocket, a transmission chain and a driving member, the driving sprocket and the driven sprocket are disposed in the sliding groove, the transmission chain is disposed between the driving sprocket and the driven sprocket and is used for driving the driving member to rotate, and one side of the transmission chain, which is close to the sliding block, is fixedly connected with the sliding block.
Through adopting above-mentioned technical scheme, driving piece drive driving sprocket rotates to drive chain and rotate, make the slider reciprocate along the direction of height of pole setting under drive chain's rotation.
Optionally, the driving member is a first driving motor, the first driving motor is disposed on the side wall of the vertical rod, and an output shaft of the first driving motor is connected to the driving sprocket.
Through adopting above-mentioned technical scheme, first driving motor drive driving sprocket rotates to drive chain and rotate, make the slider reciprocate along the direction of height of pole setting under drive chain's rotation.
Optionally, flexible subassembly is including being the telescopic link that cavity set up, being used for driving the telescopic lead screw of telescopic link and being used for driving lead screw pivoted second driving motor, the telescopic link is the cavity setting, the telescopic link sets up along the length direction level of slider, just the inner wall of telescopic link is provided with the screw thread, the one end of lead screw penetrate in the telescopic link and threaded connection in the telescopic link, second driving motor's output shaft in the one end of telescopic link is kept away from to the lead screw, the telescopic link with be provided with between the slider and be used for the guide the telescopic link is along the flexible guide assembly of self length direction level.
Through adopting above-mentioned technical scheme, second driving motor drive lead screw rotates to make the telescopic link stretch out and draw back along the length direction of slider, and stretch out and draw back along the length direction level of self under the guide of guide assembly.
Optionally, the guide assembly includes a sliding block disposed at the bottom side of the telescopic rod and a sliding groove disposed on the sliding block, and the sliding block is in sliding fit with the sliding groove.
Through adopting above-mentioned technical scheme, the telescopic link is flexible along the length direction level in groove that slides through the sliding block to make the telescopic link difficult emergence skew at flexible in-process.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the sliding block is driven by the lifting device to move along the height direction of the sliding groove, so that the roller shaft placed in the placing groove is driven to be lifted, and then the roller shaft is transferred to the placing hook through the telescopic assembly, so that the operation difficulty of the transfer roller shaft is reduced, and the labor intensity of manual transfer of the roller shaft is reduced;
2. through setting up the hook of placing that is used for colluding the roller in the pole setting for the both ends of roller can set up in two places the hook, and place the hook and can set up in the position of pole setting with the adjustment according to the wire and cable's of difference shape, thereby increase the suitability of putting the frame.
Drawings
Fig. 1 is a schematic overall structure diagram of a wire and cable rack according to an embodiment of the present disclosure;
FIG. 2 is a schematic illustration in partial cross-sectional view of an embodiment of the present application;
fig. 3 is a partial structural schematic diagram of an embodiment of the present application.
In the figure, 1, a base; 2. erecting a rod; 3. connecting lugs; 4. a slider; 5. a chute; 61. a drive sprocket; 62. a driven sprocket; 63. a drive chain; 64. a first drive motor; 8. a telescopic rod; 9. a sliding groove; 10. a sliding block; 11. a screw rod; 12. a second drive motor; 13. a roll shaft; 14. a fixed block; 15. an arc-shaped slot; 16. placing a hook; 17. connecting screw holes; 18. a connecting bolt; 19. and fixing the screw hole.
Detailed Description
The present application is described in further detail below with reference to fig. 1-3.
As shown in fig. 1, the wire and cable shelf includes a base 1 placed on the ground and a vertical rod 2 connected with the base 1. The pole setting 2 is vertical setting, and the bottom of pole setting 2 is connected with base 1. Wherein, the quantity of pole setting 2 is two sets of, and every group pole setting 2 quantity is two, two pole setting 2 parallel arrangement. Pole setting 2 is connected with the used mounting of base 1, and wherein, the mounting is engaging lug 3, and engaging lug 3 sets up in pole setting 2 one end near base 1, and engaging lug 3 passes through bolt fixed connection with base 1 to make base 1 and 2 fixed connection of pole setting, in order to keep stable in structure.
As shown in fig. 1 and fig. 2, two upright posts 2 are both provided with sliding blocks 4 in a sliding manner, the upright posts 2 are further provided with sliding grooves 5 for the sliding blocks 4 to slide, and the sliding grooves 5 are formed along the height direction of the upright posts 2, so that the sliding blocks 4 can slide up and down along the height direction of the upright posts 2. A lifting device used for driving the sliding block 4 to ascend and descend along the sliding groove 5 is arranged in the vertical rod 2. The lifting device comprises a driving sprocket 61 and a driven sprocket 62 which are arranged in the chute 5, and a transmission chain 63 arranged between the driving sprocket 61 and the driven sprocket 62. In this embodiment, the driving sprocket 61 is disposed at one end of the vertical rod 2 far away from the base 1, the driven sprocket 62 is disposed at one end of the vertical rod 2 close to the base 1, and the driving chain 63 bypasses the driving sprocket 61 and the driven sprocket 62 to form an annular structure. Wherein, drive chain 63 and the one end and the slider 4 fixed connection that are close to the spout 5 bottom for slider 4 can be through drive chain 63 at spout 5 oscilaltion.
As shown in fig. 1 and 2, a first driving motor 64 for driving the driving sprocket 61 to rotate is disposed on a side wall of the vertical rod 2, an output shaft of the first driving motor 64 is connected to the driving sprocket 61, and the driving sprocket 61 is driven to rotate by the first driving motor 64, so as to drive the transmission chain 63 to rotate, and the sliding block 4 is made to move up and down along a height direction of the vertical rod 2 under the rotation of the transmission chain 63.
As shown in fig. 2 and 3, a telescopic rod 8 is arranged on the slider 4, a sliding groove 9 for the telescopic rod 8 to stretch is arranged on the slider 4, the sliding groove 9 is arranged along the length direction of the slider 4, a sliding block 10 is connected to the sliding groove 9 in a sliding manner, and the sliding block 10 is fixedly connected with the bottom of the telescopic rod 8, so that the telescopic rod 8 can stretch in the sliding groove 9 of the slider 4. The telescopic link 8 is the cavity setting, and the inner wall of telescopic link 8 is provided with the screw thread, and telescopic link 8 is connected with and is used for driving the flexible lead screw 11 of telescopic link 8, and threaded connection is in telescopic link 8 in the one end of lead screw 11 penetrates telescopic link 8. A second driving motor 12 is arranged on the sliding block 4, and an output shaft of the second driving motor is connected with one end, far away from the telescopic rod 8, of the screw rod 11. The screw rod 11 is driven to rotate by the second motor, so that the telescopic rod 8 is telescopic relative to the sliding groove 9 of the sliding block 4.
As shown in fig. 2 and 3, a roller 13 (refer to fig. 1) for winding the electric wire and cable is arranged between the two vertical rods 2, the roller 13 is located between the two telescopic rods 8, a fixing block 14 is arranged at one end of each telescopic rod 8, which is far away from the vertical rod 2, an arc-shaped placing groove is formed in each fixing block 14, and the shape of each placing groove is matched with that of the roller 13, so that the roller 13 can abut against the bottom wall of the placing groove of each telescopic rod 8.
As shown in fig. 2 and 3, the two vertical rods 2 are respectively provided with a placing hook 16 for hooking the roller shafts 13, and the roller shafts 13 of the two vertical rods 2 correspond to each other one by one and are respectively used for hooking two ends of the roller shafts 13. The placing hook 16 comprises a connecting part and a hooking part, wherein the connecting part and the hooking part are integrally formed, one end of the connecting part is connected to the side wall of the vertical rod 2, and a hook of the hooking part faces downwards to the ground. In this embodiment, the length of the connecting portion is greater than the length of the telescopic rod 8 when it is completely retracted. Placing the connecting portion of hook 16 and having seted up a plurality of connection screw 17, connecting screw 17 department wears to be equipped with connecting bolt 18, a plurality of fixed screw 19 have been seted up to the both sides of pole setting 2, the shape of fixed screw 19 and the shape looks adaptation of connecting screw 17, connecting bolt 18 passes fixed screw 19 and connects screw 17 in proper order, connecting bolt 18 passes the one end of connecting screw 17 and is provided with coupling nut, the coupling nut screws, make connecting bolt 18 and pole setting 2 fixed connection, thereby make and place hook 16 and pole setting 2 fixed connection. In this embodiment, the fixing screw holes 19 are disposed on two sides of the vertical rod 2 along the height direction of the vertical rod 2, so that the placing hooks 16 can be adjusted to be disposed on the vertical rod 2 according to different shapes of wires and cables, thereby increasing the applicability of the placing hooks 16.
As shown in fig. 2 and 3, the hooking portion for placing the hook 16 is disposed at one end of the connecting portion away from the placing rack, and the shape of the hooking portion is adapted to the shape of the roller 13, so that the roller 13 can abut against the bottom wall of the hooking portion. In this embodiment, initially, the roller shaft 13 is disposed in the placing groove, and then the driving sprocket 61 is driven by the first motor to rotate, so that the driving sprocket 61 drives the transmission chain to convey the sliding block 4, and the roller shaft 13 on the telescopic rod 8 is driven to convey along the height direction of the vertical rod 2; when the sliding block 4 is conveyed to be in the same straight line with the placing hook 16, the second driving motor 12 drives the telescopic rod 8 to move towards the hooking part of the placing hook 16, so that the roller shaft 13 is abutted against the bottom wall of the hooking part, and the roller shaft 13 is positioned between the placing hooks 16 of the two vertical rods 2; when the roll shaft 13 is positioned between the placing hooks 16 of the two vertical rods 2, the telescopic rod 8 is driven to contract by the second driving motor 12, and then the sliding block 4 is driven to slide downwards by the first driving motor 64 so as to convey the next roll shaft 13.
The implementation principle of the embodiment of the application is as follows: initially, the roll shaft 13 is arranged in the placing groove, and then the driving chain wheel 61 is driven by the first motor to rotate, so that the driving chain wheel 61 drives the transmission chain conveying sliding block 4, and the roll shaft 13 on the telescopic rod 8 is driven to convey along the height direction of the vertical rod 2; when the sliding block 4 is conveyed to be in the same straight line with the placing hooks 16, the telescopic rod 8 is driven by the second driving motor 12 to move towards the hooking parts of the placing hooks 16, so that the roll shaft 13 is positioned between the placing hooks 16 of the two vertical rods 2; when the roll shaft 13 is positioned between the placing hooks 16 of the two vertical rods 2, the telescopic rod 8 is driven to contract by the second driving motor 12, and then the sliding block 4 is driven to slide downwards by the first driving motor 64 so as to convey the next roll shaft 13.
When the electric wires and cables of the roller shaft 13 of the placing hook 16 are used up, the electric wires and cables are conveyed to be in the same straight line with the placing hook 16 through the sliding block 4, and the roller shaft 13 in the placing hook 16 is placed in the placing groove through the telescopic rod 8; after the roller 13 is arranged in the placing groove, the roller 13 is separated from the placing hook 16 through the telescopic rod 8, and the sliding block 4 is conveyed downwards along the height direction of the vertical rod 2 through lifting so as to replace the roller 13.
The embodiments of the present disclosure are all preferred embodiments of the present disclosure, and the protection scope of the present disclosure is not limited thereby, wherein like parts are designated by like reference numerals. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a wire and cable puts frame, includes base (1) and two vertical pole setting (2) that set up on base (1), its characterized in that, two all be provided with on pole setting (2) and be used for colluding holding placing hook (16) of roller (13), two place hook (16) and be used for colluding the both ends of holding roller (13) respectively, spout (5) have been seted up to the lateral wall of pole setting (2), spout (5) are seted up along the direction of height of pole setting (2), spout (5) slip is provided with slider (4), be provided with on pole setting (2) and be used for the drive slider (4) are followed spout (5) gliding elevating gear from top to bottom, be provided with fixed block (14) on slider (4), two fixed block (14) on slider (4) cooperate the both ends of bearing roller (13), set up the standing groove that is used for bearing roller (13) on fixed block (14), still be provided with on slider (4) and be used for the drive fixed block (14) shift roller (13) to place hook (16) or will place the both ends of hook (16) connect in the subassembly (13) of getting flexible subassembly (14), flexible subassembly (14) one end of roller (14).
2. The wire and cable shelf according to claim 1, wherein the placement hook (16) comprises a connecting part for fixedly connecting with the vertical rod (2) and a hooking part for hooking the roller (13), the connecting part and the hooking part are integrally formed, one end of the connecting part is connected to the side wall of the vertical rod (2), and the length of the connecting part is greater than the length of the telescopic assembly when the telescopic assembly is completely contracted.
3. The wire and cable placing frame according to claim 2, wherein the connecting portion of the placing hook (16) is provided with a plurality of connecting screw holes (17), connecting bolts (18) are arranged at the connecting screw holes (17) in a penetrating manner, a plurality of fixing screw holes (19) are arranged on two sides of the upright rod (2), the fixing screw holes (19) are matched with the connecting screw holes (17) in shape, the connecting bolts (18) sequentially penetrate through the fixing screw holes (19) and the connecting screw holes (17), and connecting nuts are arranged at one ends of the connecting bolts (18) penetrating through the connecting screw holes (17).
4. The wire and cable shelf according to claim 3, wherein the hooking part of the hook (16) is disposed at one end of the connecting part away from the upright (2), the hook of the hooking part faces downward toward the ground, and the shape of the hooking part is matched with the shape of the roller (13).
5. The wire and cable arrangement frame as claimed in claim 1, wherein the lifting device comprises a driving sprocket (61) disposed in the sliding chute (5), a driven sprocket (62), a transmission chain (63) disposed between the driving sprocket (61) and the driven sprocket (62), and a driving member for driving the driving sprocket (61) to rotate, wherein one side of the transmission chain (63) close to the sliding block (4) is fixedly connected to the sliding block (4).
6. The wire and cable shelf according to claim 5, wherein the driving member is a first driving motor (64), the first driving motor (64) is disposed on the sidewall of the upright (2), and the output shaft of the first driving motor (64) is connected to the driving sprocket (61).
7. The wire and cable placing rack according to claim 1, wherein the telescopic assembly comprises a telescopic rod (8) which is arranged in a hollow manner, a screw rod (11) which is used for driving the telescopic rod (8) to stretch and retract, and a second driving motor (12) which is used for driving the screw rod (11) to rotate, the telescopic rod (8) is arranged in a hollow manner, the telescopic rod (8) is horizontally arranged along the length direction of the sliding block (4), threads are arranged on the inner wall of the telescopic rod (8), one end of the screw rod (11) penetrates into the telescopic rod (8) and is in threaded connection with the telescopic rod (8), an output shaft of the second driving motor (12) is connected to one end, away from the telescopic rod (8), of the screw rod (11), and a guiding assembly which is used for guiding the telescopic rod (8) to horizontally stretch and retract along the length direction of the telescopic rod is arranged between the telescopic rod (8) and the sliding block (4).
8. The wire and cable shelf according to claim 7, wherein the guiding assembly comprises a sliding block (10) arranged at the bottom side of the telescopic rod (8) and a sliding groove (9) arranged on the sliding block (4), and the sliding block (10) is in sliding fit with the sliding groove (9).
CN202221708278.0U 2022-07-02 2022-07-02 Wire and cable placing frame Active CN217676134U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221708278.0U CN217676134U (en) 2022-07-02 2022-07-02 Wire and cable placing frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221708278.0U CN217676134U (en) 2022-07-02 2022-07-02 Wire and cable placing frame

Publications (1)

Publication Number Publication Date
CN217676134U true CN217676134U (en) 2022-10-28

Family

ID=83715551

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221708278.0U Active CN217676134U (en) 2022-07-02 2022-07-02 Wire and cable placing frame

Country Status (1)

Country Link
CN (1) CN217676134U (en)

Similar Documents

Publication Publication Date Title
CN107466561B (en) Top clamping and pulling combined seedling taking device for automatic transplanting machine and working method thereof
CN205575239U (en) Cable drum elevating gear
CN110589602B (en) Multi-cable paying-off device for cable erection
CN213304836U (en) Cable tractor with adjustable outgoing line angle
CN115360641A (en) Auxiliary laying device and method for underground cable in power engineering
CN115021152B (en) Submarine cable erection equipment
CN217676134U (en) Wire and cable placing frame
CN108338001B (en) Mechanical pineapple picking device
CN214989976U (en) Lifting blanking device at tail end of assembly line of electric motor car
CN216105247U (en) Novel electric wire and cable unwrapping wire device
CN205769387U (en) A kind of aluminium carrying Special trolley for transferring
CN108910599B (en) High-efficient optical cable drum is from hanging wall pay-off
CN208479033U (en) Transmission line of electricity OPGW optical cable preformed armor rods install Special-purpose lifting tool
CN111717826B (en) Efficient and energy-saving carrying equipment for mine cables
CN205016982U (en) Horizontal pole type cable reversing line device
CN218275497U (en) Metal conductor end processingequipment
CN218560649U (en) Optical cable pay-off device
CN217920825U (en) Electric wire and cable pay-off rack
CN220376145U (en) Electric lifting device
CN220200945U (en) Automatic pay-off of photovoltaic terminal box cable
CN213864722U (en) Stringing construction device for installing intelligent power equipment
CN215099823U (en) Intelligent automatic stereoscopic warehouse is with climbing formula stacker
CN210406764U (en) Automatic change and give mulberry device
CN215185510U (en) Electrician maintains cable and pulls elevating gear
CN211733426U (en) Operation device convenient to carry and used for cable production

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant