Expansion assembly for overhead line rescue machine

Abstract

The utility model relates to the technical field of rescue machines, in particular to an expansion assembly for an overhead line rescue machine. The device is used for being installed on a rescue telescopic rod of an overhead line rescue machine and comprises a second lifting assembly, and an expansion tooth assembly is installed on the second lifting assembly. The expansion tooth assembly comprises an expansion supporting frame, an expansion electric cylinder is installed in the expansion supporting frame, the lower end of the expansion supporting frame is in pin joint with expansion teeth, and the extending end of the expansion electric cylinder is connected with the expansion teeth through a connecting rod and used for driving the expansion teeth to be opened and closed. When the cable wrapping robot is hung on an overhead line, a locking rod of a locking mechanism of the cable wrapping robot is broken, then the cable wrapping robot descends again, the folded opening and closing arms are opened, the cable wrapping robot is hung on the overhead line through two large walking wheels on the cable wrapping robot, rescue efficiency is improved, meanwhile, the application range is wide, the working efficiency and the safety coefficient are improved, and the cable wrapping robot is not limited by factors such as weather conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of rescue machines, in particular to an expansion component for an overhead line rescue machine. Background Art

[0002] A cable wrapping robot is a walking robot used to wrap an insulating layer on an exposed overhead line. Existing cable wrapping robots, such as Chinese patent application CN 116488055 A, disclose a cable wrapping robot and a wrapping method thereof. The cable wrapping robot may fail with a certain probability during operation. Generally, if the cable wrapping robot is suspended on the overhead line due to a failure, the cable wrapping robot can only be towed back manually.

[0003] However, the cable wrapping robot is locked on the cable by a locking mechanism, so resistance is generated during the towing process, affecting the rescue efficiency. In addition, this operation has a high risk factor due to the high height of the overhead lines, and is especially susceptible to restrictions such as weather conditions. Summary of the invention

[0004] The technical problem to be solved by the utility model is: in order to solve the problems existing in the prior art in the above-mentioned background technology, an expansion assembly for an overhead line rescue machine is provided to improve the rescue efficiency.

[0005] The technical solution adopted by the utility model to solve its technical problems is: an expansion component for an overhead line rescue machine, which is used to be installed on a rescue telescopic rod of the overhead line rescue machine, and includes a second lifting component, on which an expansion tooth component is installed; the expansion tooth component includes an expansion support frame, in which an expansion electric cylinder is installed, and the lower end of the expansion support frame is pinned with expansion teeth, and the protruding end of the expansion electric cylinder is connected to the expansion teeth by a connecting rod to drive the opening and closing of the expansion teeth.

[0006] Furthermore, the second lifting assembly includes a support plate and a rack, wherein the rack is mounted on the support plate via a sliding assembly, a drive motor is mounted on the support plate, and an output end of the drive motor passes through the support plate and is mounted with an active tooth meshing with the rack.

[0007] Furthermore, a notch is provided on one side of the support plate, and slide rail fixing seats cooperating with the rescue telescopic rod are installed at both upper and lower ends of the notch.

[0008] Further, the opening height of the notch is equal to the height of the rescue telescopic rod.

[0009] Furthermore, the slide rail fixing seat is divided into an upper slide member and a lower slide member, each slide member includes a vertical rod and a slide member, one end of the vertical rod is installed on a side plate surface of the support plate, and the slide member is installed on the other end of the vertical rod, and the slide member cooperates with the slide groove in the rescue telescopic rod.

[0010] Furthermore, the expansion tooth includes a first expansion tooth split body and a second expansion tooth split body, and the first expansion tooth split body and the second expansion tooth split body have the same length.

[0011] Furthermore, the expansion tooth includes a first expansion tooth split and a second expansion tooth split, the second expansion tooth split is arranged close to the walking mechanism, and the length of the first expansion tooth split is longer than the length of the second expansion tooth split.

[0012] Furthermore, the expansion tooth split body comprises an expansion tooth main body, tooth plates are installed on both sides of the expansion tooth main body, and a first tooth portion is provided on the back side of the clamping portion of the expansion tooth main body;

[0013] The tooth plate is divided into a first straight plate and a second straight plate, the first straight plate is attached to the clamping part of the expansion tooth body, and the outer side of the second straight plate is provided with a second tooth portion, and the second tooth portion is a stepped second tooth portion;

[0014] The tooth surface of the first tooth portion and the tooth surface of the second tooth portion are staggered.

[0015] The beneficial effects of the utility model are as follows: the utility model breaks the locking rod of the locking mechanism of the cable wrapping robot, and then descends again to open the closed opening and closing arms. The cable wrapping robot is hung on the overhead line through its two large walking wheels, thereby improving the rescue efficiency. At the same time, it is applicable to a wide range of occasions, improves work efficiency and safety factor, and is not restricted by factors such as weather conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model without the expansion support frame;

[0019] Figure 3 This is a schematic diagram of the structure of the expansion tooth split of the utility model;

[0020] In the figure: 7. driving motor, 8. driving gear, 9. rack, 13. support plate, 7. notch, 18. slide rail fixing seat,

[0021] 19. Expansion support frame, 20. Expansion electric cylinder, 21. Expansion teeth, 22. Connecting rod, 23. First expansion tooth split, 24. Second expansion tooth split,

[0022] 45. Vertical rod, 46. Sliding block, 47. Expansion tooth body, 48. Tooth plate, 49. First tooth portion, 50. Second tooth portion. DETAILED DESCRIPTION

[0023] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0024] Embodiment 1:

[0025] like Figures 1 to 3 An expansion assembly for an overhead line rescue machine is shown, which is used to be installed on a rescue telescopic rod of the overhead line rescue machine, and includes a second lifting assembly, on which an expansion tooth assembly is installed;

[0026] The expansion tooth assembly includes an expansion support frame 19, in which an expansion electric cylinder 20 is installed. The lower end of the expansion support frame 19 is pinned with an expansion tooth 21, and the protruding end of the expansion electric cylinder 20 is connected to the expansion tooth 21 through a connecting rod 22 to drive the expansion tooth 21 to open and close.

[0027] The second lifting assembly includes a support plate 13 and a rack 9, wherein the rack 9 is mounted on the support plate 13 via a sliding assembly 14, a drive motor 7 is mounted on the support plate 13, and an output end of the drive motor 7 passes through the support plate 13 and is mounted with an active tooth 8 meshing with the rack 9.

[0028] A notch 17 is provided on one side of the support plate 13 , and a slide rail fixing seat 18 cooperating with the rescue telescopic rod is installed at both upper and lower ends of the notch 17 .

[0029] The opening height of the notch 17 is equal to the height of the rescue telescopic rod.

[0030] The slide rail fixing seat 18 is divided into an upper slide member and a lower slide member, each slide member includes a vertical rod 45 and a slide block 46, one end of the vertical rod 45 is installed on a side plate surface of the support plate 13, and the other end of the vertical rod 45 is installed with the slide block 46, and the slide block 46 cooperates with the slide groove in the rescue telescopic rod.

[0031] The expanded tooth 21 includes a first expanded tooth body 23 and a second expanded tooth body 24 , and the first expanded tooth body 23 and the second expanded tooth body 24 have the same length.

[0032] The expansion tooth split body comprises an expansion tooth body 47, tooth plates 48 are installed on both sides of the expansion tooth body 47, and a first tooth portion 49 is provided on the back side of the clamping portion of the expansion tooth body 47;

[0033] The tooth plate 48 is divided into a first straight plate and a second straight plate. The first straight plate is attached to the clamping portion of the expansion tooth body 47. The second tooth portion 50 is provided on the outer side of the second straight plate. The second tooth portion 50 is a stepped second tooth portion.

[0034] The tooth surface of the first tooth portion 49 and the tooth surface of the second tooth portion 50 are staggered. The first tooth portion 49 and the second tooth portion 50 are for better propping up the locking assembly in the cable wrapping robot to prevent slipping and improve work efficiency.

[0035] Working process:

[0036] Step 1: Manually send the rescue machine to the overhead line that needs rescue and move it toward the package robot;

[0037] Step 2: After approaching, the first expansion tooth segment 23 supports the locking plate of the cable wrapping robot on the same side, and the second expansion tooth segment 24 supports the locking rod of the cable wrapping robot. The expansion electric cylinder 20 continues to apply expansion force to break the locking rod of the locking assembly in the cable wrapping robot, and the locking mechanism of the cable wrapping robot fails;

[0038] Step 3: The driving motor 7 in the second lifting assembly stops and starts, driving the expansion tooth assembly to continue to move downward until the short second expansion tooth segment 24 contacts the other locking plate of the cable wrapping robot, the driving motor 7 in the second lifting assembly stops, and the expansion electric cylinder 20 starts to apply expansion force until the two closed opening and closing arms 36 on the walking mechanism 1 are opened;

[0039] At the same time, the two walking wheels of the walking mechanism on the cable wrapping robot suspend the entire cable wrapping robot on the overhead line. After the rescue machine is started, the cable wrapping robot walks on the overhead line via the two walking wheels.

[0040] Embodiment 2:

[0041] The difference from Example 1 is that the expanded tooth 21 includes a first expanded tooth body 23 and a second expanded tooth body 24 , the second expanded tooth body 24 is arranged close to the walking mechanism 1 , and the length of the first expanded tooth body 23 is longer than the length of the second expanded tooth body 24 .

[0042] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An expansion assembly for an overhead line rescue machine, used for installation on a rescue telescopic rod of an overhead line rescue machine, characterized in that: It includes a second lifting assembly, on which an expansion tooth assembly is mounted; The expansion tooth assembly comprises an expansion support frame (19), an expansion electric cylinder (20) is installed in the expansion support frame (19), an expansion tooth (21) is pin-connected to the lower end of the expansion support frame (19), and the extended end of the expansion electric cylinder (20) is connected to the expansion tooth (21) through a connecting rod (22) to drive the expansion tooth (21) to open and close.

2. The expansion assembly for an overhead line rescue machine according to claim 1, characterized in that: The second lifting assembly comprises a support plate (13) and a rack (9); the rack (9) is mounted on the support plate (13) via a sliding assembly (14); a driving motor (7) is mounted on the support plate (13); an output end of the driving motor (7) passes through the support plate (13) and is mounted with an active tooth (8) meshing with the rack (9).

3. The expansion assembly for an overhead line rescue machine according to claim 2, characterized in that: A notch (17) is provided on one side of the support plate (13), and a slide rail fixing seat (18) cooperating with the rescue telescopic rod is installed at both upper and lower ends of the notch (17).

4. The expansion assembly for an overhead line rescue machine according to claim 3, characterized in that: The opening height of the notch (17) is equal to the height of the rescue telescopic rod.

5. The expansion assembly for an overhead line rescue machine according to claim 3, characterized in that: The slide rail fixing seat (18) is divided into an upper slide block and a lower slide block, each slide block comprises a vertical rod (45) and a slide block (46), one end of the vertical rod (45) is mounted on a side plate surface of the support plate (13), and the other end of the vertical rod (45) is mounted with the slide block (46), and the slide block (46) cooperates with the slide groove in the rescue telescopic rod.

6. The expansion assembly for an overhead line rescue machine according to claim 1, characterized in that: The expansion tooth (21) comprises a first expansion tooth part (23) and a second expansion tooth part (24), and the first expansion tooth part (23) and the second expansion tooth part (24) are of the same length.

7. The expansion assembly for an overhead line rescue machine according to claim 1, characterized in that: The expanded tooth (21) comprises a first expanded tooth body (23) and a second expanded tooth body (24); the second expanded tooth body (24) is arranged close to the walking mechanism (1); and the length of the first expanded tooth body (23) is longer than that of the second expanded tooth body (24).

8. An expansion assembly for an overhead line rescue machine according to claim 6 or 7, characterized in that: The expansion tooth split body comprises an expansion tooth body (47), tooth plates (48) are installed on both sides of the expansion tooth body (47), and a first tooth portion (49) is provided on the back side of the clamping portion of the expansion tooth body (47); The tooth plate (48) is divided into a first straight plate and a second straight plate, the first straight plate is attached to the clamping portion of the expansion tooth body (47), and the outer side of the second straight plate is provided with a second tooth portion (50), and the second tooth portion (50) is a stepped second tooth portion; The tooth surface of the first tooth portion (49) and the tooth surface of the second tooth portion (50) are staggered.

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