Grounding grid test wire take-up and pay-off device

Abstract

The embodiment of the utility model provides a grounding grid test wire take-up and pay-off device, and relates to the technical field of electric power. The grounding grid test wire take-up and pay-off device comprises a cart, a take-up and pay-off assembly is arranged at the top of the cart, an auxiliary assembly is arranged at the top of the cart and used in cooperation with the take-up and pay-off assembly, the auxiliary assembly comprises a fixing box, an inner cavity of the fixing box is rotationally connected with a threaded rod, and through arrangement of the take-up and pay-off assembly, the inner cavity of the fixing box is rotationally connected with the threaded rod. A user does not need to shake manually and needs to bend down or squat, time and labor are saved, the cable can be limited under the use condition of being matched with an auxiliary assembly, the situation that the position of the cable is gradually corrected in the laying process is avoided, time and labor are saved, and in the limiting process, the cable can be effectively prevented from being damaged. And the auxiliary assembly can directly make contact with the ground, so that supporting force is provided for the folding and unfolding assembly, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power, in particular to a grounding network test line retracting and releasing device. Background Art

[0002] Cable reel, also known as cable drum or cable reel, has become the mainstream solution in the field of mobile transmission (power, data and fluid media) by replacing busbars with reliable and low-cost features. It has two types: axial multi-row, internal slip ring type and external slip ring type according to the position of the collector slip ring; and Kaihui cable reel and hose reel according to the winding material. Among them, non-electric types include: elastic (TA), heavy hammer (ZC), magnetic coupling (JQC); electric types include: magnetic coupling (JQD), torque motor (KDO), hysteresis (CZ) and variable frequency control (BP).

[0003] The existing cable reel still requires the user to manually reel in and out the cable by hand-cranking, and the user is also required to squat or bend over to manually crank it. Over time, this causes back pain in the user, is time-consuming and laborious, and reduces the protection for the user. When laying the cable, the cable is prone to position correction due to the lack of a limiting structure, which causes the cable to become cluttered during subsequent use and is inconvenient to use. Therefore, we propose a grounding grid test line retracting and releasing device with easy-to-use functions, which is urgently needed to be developed. Utility Model Content

[0004] The purpose of the utility model is to provide a grounding grid test line retracting and releasing device, which can avoid the existing cable reel still requiring the user to manually retract and release the cable in the form of hand-cranking, and the user is also required to squat or bend over to manually shake it, which causes waist pain in the user over a long period of time, is time-consuming and labor-intensive, and reduces the protection for the user. When the cable is laid, the cable is prone to position correction due to the lack of a limiting structure, which leads to the problem of clutter in the subsequent use of the cable.

[0005] The utility model provides a grounding grid test line retracting and releasing device, comprising a cart, a retracting and releasing component is arranged on the top of the cart, an auxiliary component is arranged on the top of the cart, and the auxiliary component is used in conjunction with the retracting and releasing component, the auxiliary component comprises a fixed box, the inner cavity of the fixed box is rotatably connected with a threaded rod, and the surface of the threaded rod is threadedly connected with two limit plates,

[0006] In a specific embodiment, the retractable assembly includes two wiring trays, the left side of the left wiring tray is connected to an installation box, the inner cavity of the installation box is bolted to a first motor, and the output shaft of the first motor passes through the inner side of the wiring tray and is connected to a rotating rod.

[0007] In a specific implementation, the inner cavity of the fixing box is bolted to a second motor, and the output shaft of the second motor and one end of the threaded rod are respectively connected to two meshing bevel gears.

[0008] In a specific implementation, a protection box is connected to both sides of the cart, the inner cavity of the protection box is rotatably connected to a round rod, and a plurality of pulleys are respectively provided on both ends of the threaded rod and the surface of the round rod.

[0009] In a specific implementation, several pulleys are connected by belt transmission, and the left and right sides of the cart are rotatably connected with operating rods, the surface of the operating rods is sleeved with torsion springs, and the surface of the operating rods is connected to a positioning plate.

[0010] In a specific embodiment, a side of the positioning plate away from the running rod is rotatably connected to a connecting seat, and a bottom of the connecting seat is connected to a supporting plate.

[0011] In a specific embodiment, a gear is connected to the surface of the round rod, and a toothed plate meshing with the gear is slidably connected to the inner cavity of the protection box.

[0012] In a specific implementation manner, two sliding grooves symmetrically arranged in an up-and-down manner are provided on both the left and right sides of the tooth plate, and the inner cavity of the sliding groove is connected to a return spring.

[0013] In a specific embodiment, a push plate is slidably connected to the inner cavity of the slide slot, and one end of the return spring away from the slide slot is connected to the push plate.

[0014] In a specific embodiment, a tooth plate meshing with a tooth plate is connected to a side of the push plate away from the return spring, and a transverse plate in contact with a support plate is connected to a surface of the tooth plate.

[0015] The beneficial effects of the present application are: through the setting of the retractable component, the user does not need to shake it manually, and the user needs to bend over or squat to complete it, which saves time and effort, and when used in conjunction with the auxiliary component, the cable can be limited, thereby avoiding the situation where the cable position is gradually corrected during the laying process, which saves time and effort, and in the limiting process, the auxiliary component can also directly contact the ground to provide support for the retractable component, thereby reducing the vibration of the retractable component during use, improving the stability of the retractable component during use, and facilitating use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a three-dimensional schematic diagram of the overall structure of an embodiment of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the overall structure of an embodiment of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the rotating rod structure of an embodiment of the utility model;

[0020] Figure 4 It is a three-dimensional schematic diagram of the auxiliary component part structure of an embodiment of the utility model;

[0021] Figure 5 It is a three-dimensional schematic diagram of the structure of the bevel gear member of the embodiment of the utility model;

[0022] Figure 6 It is a three-dimensional schematic diagram of the horizontal plate structure of an embodiment of the utility model;

[0023] Figure 7 For the utility model embodiment Figure 6 The enlarged structural diagram at A in the middle;

[0024] Figure 8 It is a perspective schematic diagram of the side cross-sectional structure of the protection box according to an embodiment of the utility model.

[0025] Icons: 1. Cart; 2. Retractable assembly; 21. Wiring board; 22. Installation box; 23. First motor; 24. Rotating rod; 3. Auxiliary assembly; 31. Fixed box; 32. Threaded rod; 33. Second motor; 34. Bevel gear; 35. Protective box; 36. Round rod; 37. Pulley; 38. Running rod; 39. Torsion spring; 310. Positioning plate; 311. Connecting seat; 312. Support plate; 313. Gear; 314. Tooth plate; 315. Slide groove; 316. Reset spring; 317. Push plate; 318. Tooth plate; 319. Horizontal plate; 320. Limit plate. DETAILED DESCRIPTION

[0026] The existing cable reel still requires the user to manually retract and release the cable in the form of hand-cranking, and the user also needs to squat or bend down to manually shake it, which causes the user's waist to ache over a long period of time, is time-consuming and labor-intensive, and reduces the protection of the user. When laying the cable, the cable is prone to position correction due to the lack of a limiting structure, which causes the subsequent cable to be messy during use. Therefore, the inventor has provided a grounding grid test line retracting device after research. Through the setting of the retracting component, the user does not need to manually shake it, and the user needs to bend down or squat to complete it, which saves time and effort. In the use of the auxiliary component, the cable can be limited, thereby avoiding the situation where the cable is gradually corrected during the laying process, saving time and effort. In the process of limiting, the auxiliary component can also be directly in contact with the ground to provide support for the retracting component, thereby reducing the vibration of the retracting component during use, improving the stability of the retracting component during use, and facilitating use, thereby solving the above-mentioned defects.

[0027] In conjunction with the accompanying drawings, some embodiments of the present invention are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0028] Please refer to Figures 1 to 8 The embodiment of the utility model provides a grounding grid test line retracting device, including a cart 1, a retracting assembly 2 is arranged on the top of the cart 1, the retracting assembly 2 includes two wiring trays 21, and the outer surface of the wiring tray 21 is connected to the top of the cart 1, the left side of the left wiring tray 21 is connected to an installation box 22, the inner cavity of the installation box 22 is bolted to a first motor 23, the output shaft of the first motor 23 passes through the inner side of the wiring tray 21 and is connected to a rotating rod 24, and the surface of the rotating rod 24 is sleeved with a cable, so that it is convenient for the retracting assembly 2 to drive the cable to be retracted;

[0029] Specifically, when laying the cable, the user can start the first motor 23, the first motor 23 drives the rotating rod 24 to rotate, and the rotating rod 24 drives the cable to rotate, so as to fall off the surface of the rotating rod 24. At this time, the auxiliary component 3 is used to limit the cable to prevent the cable from being corrected when laying. At this time, the user can manually pull one end of the cable to lay it;

[0030] Please refer to Figures 2 to 8The top of the cart 1 is provided with an auxiliary component 3, and the auxiliary component 3 is used in conjunction with the retractable component 2. The auxiliary component 3 includes a fixed box 31, wherein the bottom of the fixed box 31 is connected to the top of the cart 1, and the inner cavity of the fixed box 31 is rotatably connected with a threaded rod 32, wherein the outer surface of the threaded rod 32 is provided with two oppositely arranged external threads, and the surface of the threaded rod 32 is threadedly connected with two limit plates 320, wherein the inner cavity of the limit plate 320 and the contact area of ​​the threaded rod 32 are provided with matching internal threads, and the fixed box 3 The top of the cart 1 is provided with two open structures adapted to the limit plates 320, the bottom of the limit plates 320 is slidably connected to the bottom of the inner cavity of the fixed box 31, the inner cavity of the fixed box 31 is bolted with a second motor 33, the output shaft of the second motor 33 and one end of the threaded rod 32 are respectively connected to two meshing bevel gears 34, the left and right sides of the cart 1 are connected to a protective box 35, the inner cavity of the protective box 35 is rotatably connected to a round rod 36, and the two ends of the threaded rod 32 and the surface of the round rod 36 are respectively provided with a plurality of pulleys 37;

[0031] Please refer to Figures 2 to 7 , several pulleys 37 are connected by belt transmission, the left and right sides of the cart 1 are rotatably connected with a running rod 38, the surface of the running rod 38 is sleeved with a torsion spring 39, the surface of the running rod 38 is connected with a positioning plate 310, the side of the positioning plate 310 away from the running rod 38 is rotatably connected with a connecting seat 311, the bottom of the connecting seat 311 is connected with a support plate 312, the surface of the round rod 36 is connected with a gear 313, the inner cavity of the protection box 35 is slidably connected with a toothed plate 314 meshing with the gear 313, and the left and right sides of the toothed plate 314 are open Two slidable grooves 315 are provided which are symmetrically arranged in an upper and lower direction. The inner cavity of the slidable groove 315 is connected with a return spring 316. The inner cavity of the slidable groove 315 is slidably connected with a push plate 317. The end of the return spring 316 away from the slidable groove 315 is connected with the push plate 317. The side of the push plate 317 away from the return spring 316 is connected with a tooth plate 318 meshing with the tooth plate 314. The surface of the tooth plate 314 is connected with a horizontal plate 319 in contact with the support plate 312. The bottom of the protective box 35 is provided with a through cavity adapted to the horizontal plate 319.

[0032] Specifically, when the cable passes over the fixed box 31, the second motor 33 can be started, and the second motor 33 drives the bevel gear 34 to engage and rotate, and the bevel gear 34 drives the threaded rod 32 to rotate, so as to utilize the threaded transmission principle of the threaded rod 32 to push the two limit plates 320 to move relative to each other, so as to utilize the two limit plates 320 to contact the cable surface, so as to avoid the cable from being corrected during the laying process, and then the threaded rod 32 drives the pulley 37 to rotate while rotating, and the pulley 37 drives the round rod 36 to rotate, and the round rod 36 drives the gear 313 to engage and push with the tooth plate 314, so as to push the tooth plate 314 to drive the tooth plate 318 and the cross plate 319 to move downward and conflict with the support plate 312, wherein, when the gear 313 is always in a rotating state, the gear 313 can be used The tooth plate 318 contacts with the tooth plate 318, and then the tooth plate 318 is pushed by the force of the continuous rotation of the gear 313, and the push plate 317 and the return spring 316 are squeezed and retracted, and the reversal of the gear 313 is used to pull the tooth plate 318 upward again, and drive the tooth plate 314 to re-engage with the gear 313, so as to prevent the gear 313 and the tooth plate 314 from getting stuck. At this time, the cross plate 319 presses the support plate 312 downward, and the support plate 312 drives the positioning plate 310 to swing downward with the running rod 38 as the center, and the torsion spring 39 is contracted during the rotation of the running rod 38, so that the torsion spring 39 can be used for resetting, so that the support plate 312 can be supported by the ground, and the supporting force of the retractable assembly 2 is improved when it is in use, which is convenient for use.

[0033] In summary, the working principle of a grounding grid test line retracting device according to an embodiment of the utility model is as follows: when the user moves the cart 1 and its retracting component 2 and auxiliary component 3 to the place of use, the retracting component 2 can be started to lay the cable, and then during the laying process, the auxiliary component 3 can be started to limit the cable, so as to prevent the cable from gradually correcting during the subsequent laying process, and during the limiting process, the auxiliary component 3 can also be used to support the ground, so as to provide support for the retracting component 2 for easy use.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A grounding grid test line retracting and releasing device, comprising a cart (1), characterized in that: A folding and unfolding assembly (2) is arranged on the top of the cart (1), and an auxiliary assembly (3) is arranged on the top of the cart (1). The auxiliary assembly (3) is used in conjunction with the folding and unfolding assembly (2), and the auxiliary assembly (3) comprises a fixed box (31). The inner cavity of the fixed box (31) is rotatably connected to a threaded rod (32), and the surface of the threaded rod (32) is threadedly connected to two limit plates (320).

2. A grounding grid test line retracting and releasing device according to claim 1, characterized in that: The retractable assembly (2) comprises two wiring trays (21), the left side of the left wiring tray (21) is connected to a mounting box (22), the inner cavity of the mounting box (22) is bolted to a first motor (23), and the output shaft of the first motor (23) passes through the inner side of the wiring tray (21) and is connected to a rotating rod (24).

3. A grounding grid test line retracting and releasing device according to claim 1, characterized in that: The inner cavity of the fixed box (31) is bolted to a second motor (33), and the output shaft of the second motor (33) and one end of the threaded rod (32) are respectively connected to two meshing bevel gears (34).

4. A grounding grid test line retracting and releasing device according to claim 3, characterized in that: The left and right sides of the cart (1) are both connected to a protection box (35), the inner cavity of the protection box (35) is rotatably connected to a round rod (36), and the two ends of the threaded rod (32) and the surface of the round rod (36) are respectively provided with a plurality of pulleys (37).

5. A grounding grid test line retracting and releasing device according to claim 4, characterized in that: A plurality of pulleys (37) are connected by belt transmission, and the left and right sides of the cart (1) are rotatably connected with operating rods (38), the surface of the operating rod (38) is sleeved with a torsion spring (39), and the surface of the operating rod (38) is connected with a positioning plate (310).

6. A grounding grid test line retracting and releasing device according to claim 5, characterized in that: A side of the positioning plate (310) away from the operating rod (38) is rotatably connected to a connecting seat (311), and a bottom of the connecting seat (311) is connected to a supporting plate (312).

7. A grounding grid test line retracting and releasing device according to claim 6, characterized in that: The surface of the round rod (36) is connected to a gear (313), and the inner cavity of the protection box (35) is slidably connected to a toothed plate (314) meshing with the gear (313).

8. A grounding grid test line retracting and releasing device according to claim 7, characterized in that: Two sliding grooves (315) symmetrically arranged in an up-and-down manner are provided on both the left and right sides of the tooth plate (314), and the inner cavity of the sliding groove (315) is connected to a return spring (316).

9. A grounding grid test line retracting and releasing device according to claim 8, characterized in that: The inner cavity of the slide groove (315) is slidably connected to a push plate (317), and one end of the return spring (316) away from the slide groove (315) is connected to the push plate (317).

10. A grounding grid test line retracting and releasing device according to claim 9, characterized in that: A tooth plate (318) meshing with the tooth plate (314) is connected to the side of the push plate (317) away from the return spring (316), and a transverse plate (319) in contact with the support plate (312) is connected to the surface of the tooth plate (314).

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