Emergency rescue equipment for electric power emergency treatment

Abstract

The invention relates to the technical field of cable maintenance, in particular to emergency rescue equipment for electric power emergency treatment, which comprises a main body, walking wheels are mounted at two ends of the main body, the main body walks on a cable by driving the walking wheels, and the emergency rescue equipment further comprises a lifting mechanism, a knocking arm, an ascending mechanism, a clamping and pressing arm and a sheath fixed at one end of the main body. The number of the clamping and pressing arms is two, and the top ends of the two clamping and pressing arms are rotationally connected. According to the device, through the arrangement of the clamping and pressing arms and the knocking arm, the lifting mechanism drives the bottom end of the knocking arm to deflect upwards, so that the hammer head is lifted upwards, then the lifting mechanism releases the knocking arm, and the knocking arm knocks the bottom end of the clamping and pressing arms through the hammer head, so that the two clamping and pressing arms are clamped towards the middle; and the clamping and pressing arms impact and crush the ice layer in the middle through the clamping and pressing plates, so that the ice layer is crushed, and the ice layer is removed from the cable.

Description

Technical Field

[0001] The invention relates to the technical field of cable maintenance, in particular to rescue equipment used for power emergency treatment. Background Art

[0002] Cables are very susceptible to ice and snow in winter, which can damage the cable insulation layer and affect the normal operation of power equipment. If the cable insulation layer is damaged, it may cause short circuits, leakage and other faults in power equipment, posing a great safety hazard to the equipment. Therefore, it is necessary to de-ice the cables in cold areas or areas with low winter temperatures. Existing self-propelled cable de-icing devices mostly use scrapers or ice-breaking wheels to break and remove the ice on the cables. They have a good breaking effect on floating snow or thinner ice layers, but for ice layers above 20 mm, due to the severe freezing of the ice layer on the cable, the breaking force is poor, and a rescue device for power emergency treatment is needed. Summary of the invention

[0003] The purpose of the present invention is to provide a rescue device for power emergency treatment to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions: A rescue device for power emergency treatment, comprising a main body, with running wheels installed at both ends, wherein the main body runs on the cable by driving the running wheels, and further comprising: A sheath fixed at one end of the main body; There are two clamping arms, the top ends of the two clamping arms are rotatably connected, and a clamping plate is fixedly connected to the middle position of the inner side of the clamping arm, and the clamping plate is used to break the ice layer; There are two knocking arms, the top ends of the two knocking arms are coaxial, and the bottom ends of the knocking arms are fixedly connected with hammer heads, and the hammer heads are used to knock the bottom ends of the clamping arms; A lifting mechanism is installed in a sheath at one end of the main body, and a driving head connected to the lifting mechanism is installed on the main body. The lifting mechanism is used to drive the two striking arms to lift; The upward mechanism is arranged in the sheath, and the upward mechanism is slidably connected to the lifting mechanism. The lifting mechanism drives the two clamping arms to move up and down through the upward mechanism.

[0005] Furthermore, a compression spring is fixedly connected between the top ends of the two clamping arms, and the compression spring is used for driving the two clamping arms to open naturally.

[0006] Furthermore, the lifting mechanism includes a mounting seat 1, one end of which is fixedly connected to the main body, a fixed shaft 1 is fixedly connected between the two ends of the mounting seat 1, the top end of the knocking arm is rotatably sleeved on the fixed shaft 1, a connecting rod 1 is fixedly connected to the top outer wall of the knocking arm, one end of the connecting rod 1 is rotatably connected to a connecting rod 2, one ends of the two connecting rods 2 are rotatably connected to a fixed seat 1, an insertion rod is slidably sleeved on the top of the fixed seat 1, one end of the mounting seat 1 is rotatably connected to a spiral shaft, the spiral shaft is transmission-connected to a driving head, and the rotation of the spiral shaft drives the insertion rod to move downward.

[0007] Furthermore, the spiral shaft includes a central shaft, the bottom end of the central shaft is rotatably connected to one end of a mounting seat, a spiral blade is fixedly connected to the central shaft, a cover plate is fixedly connected to the top end of the central shaft, an external rotating portion is fixedly connected to the bottom end of the spiral blade, the external rotating portion is a conical spiral, a bevel gear is fixedly connected to the bottom end of the central shaft, and the bevel gear is transmission-connected to the drive head.

[0008] Furthermore, a notch is provided in the middle of the outer wall of the insertion rod, a sleeve is fixedly connected to one side of the top of the fixing seat one, one end of the insertion rod is slidably sleeved with the sleeve, a return spring one is fixedly connected between one end of the insertion rod and the inner wall of the sleeve, one side of the fixing seat one is fixedly connected to a fixing seat two, one end of the fixing seat two is slidably connected to a clamping plate, the clamping plate fits in the notch, a return spring two is fixedly connected between the bottom end of the clamping plate and the inner bottom surface of the fixing seat two, a top frame is provided above the clamping plate, and the top frame is fixedly connected to the sleeve.

[0009] Furthermore, the upward mechanism includes a slide rail and a mounting seat 2, the slide rail is fixedly connected to the mounting seat 1, one end of the mounting seat 2 is slidably connected to the inner wall of the slide rail, the top end of the mounting seat 2 is fixedly connected to a fixed shaft 3, the top end of the clamping arm is rotatably sleeved with the fixed shaft 3, a stretching module is arranged between the slide rail and the fixed seat 2, one end of the sleeve is fixedly connected to a sliding sleeve, the top end of the top frame is fixedly connected to a vertical pole, and the vertical pole and the sliding sleeve are slidably plugged together.

[0010] Furthermore, the stretching module includes a winding wheel and a fixed rod, a ratchet is fixedly connected to one side of the winding wheel, a fixed shaft 2 is fixedly connected to one end of the fixed seat 2, the winding wheel and the fixed shaft 2 are rotatably sleeved, the top end of the fixed rod is fixedly connected to the sheath, a ratchet plate is slidably inserted into the bottom end of the fixed rod, a return spring 3 is fixedly connected between the ratchet plate and the fixed rod, two guide wheels are installed on the top of the slide rail, a cable is wrapped and fixedly connected to the outer wall of the winding wheel, and the bottom end of the cable is fixedly connected to the mounting seat 2 after passing through the two guide wheels.

[0011] Furthermore, the outer diameter of the winding wheel is greater than the outer diameter of the ratchet wheel.

[0012] Furthermore, a side wall at the top end of the clamping arm is fixedly connected to a limiting rod, both sides of the slide rail are fixedly connected to limiting frames, and a closed groove is provided at the top end of the limiting frame.

[0013] Furthermore, the bottom end of the clamping arm is fixedly connected with a hammer seat.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. Through the setting of the clamping arm and the knocking arm, the device is suspended by a drone or manually placed on the cable. The main body drives the whole body to move on the cable through the driving walking wheel, and the lifting mechanism is driven by the driving head. The lifting mechanism drives the bottom end of the knocking arm to deflect upward, so that the hammer head is lifted upward, and then the lifting mechanism releases the knocking arm. The knocking arm knocks the bottom end of the clamping arm through the hammer head, so that the two clamping arms are clamped in the middle. The clamping arm impacts and crushes the ice layer in the middle position through the clamping plate, and the ice layer is broken, and then the ice layer is cleared from the cable. The clamping plate set in the middle position of the clamping arm and the knocking arm knock the bottom end of the clamping arm realize the crushing force of the ice layer on the clamping plate, which is convenient for squeezing and crushing the thicker ice layer on the cable; 2. Through the setting of the upward mechanism, when the insert rod moves downward and the hammer head is lifted upward, the winding wheel is driven to move downward, and the winding wheel is driven to rotate through the meshing of the ratchet and the ratchet plate. The rotation of the winding wheel pulls the mounting seat 2 upward through the cable, and then drives the two clamping arms to move upward. Through the setting of the limit rod and the limit frame, the two clamping arms are kept in a clamping state in the second half of the upward movement, so that the broken ice layer is clamped from the cable through the clamping plate, so that the broken ice layer is separated from the cable, which is convenient for cleaning the broken ice layer on the cable and facilitating the subsequent movement of the walking wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the overall side view structure of the present invention; Figure 3 It is a schematic diagram of the overall use state structure of the present invention; Figure 4 It is a schematic diagram of the internal structure of the sheath in the present invention; Figure 5 It is a schematic diagram of the structure of the knocking arm and the clamping arm in the present invention; Figure 6 It is a schematic diagram of the structure of the clamping arm in the present invention; Figure 7 It is a schematic diagram of the structure of the upward mechanism in the present invention; Figure 8 It is a schematic diagram of the structure of the stretching module in the present invention; Fig. 9 It is a schematic diagram of the lifting mechanism structure of the present invention; Fig.10 It is a schematic diagram of the rod insertion structure in the present invention; Fig.11 It is a schematic diagram of the spiral shaft structure in the present invention.

[0016] In the figure: 100, main body; 110, driving head; 120, sheath; 130, walking wheel; 200, lifting mechanism; 210, mounting seat 1; 211, fixed shaft 1; 220, fixed seat 1; 230, plug rod; 231, missing groove; 232, return spring 1; 233, sliding sleeve; 234, sleeve; 240, top frame; 250, fixed seat 2; 251, clamping plate; 252, return spring 2; 253, fixed shaft 2; 260, spiral shaft; 261, spiral leaf; 262, cover plate; 263, middle shaft; 264, external rotation part; 2 65. Bevel gear; 300. Knocking arm; 310. Hammer; 320. Connecting rod one; 330. Connecting rod two; 400. Upward mechanism; 410. Slide rail; 411. Guide wheel; 420. Mounting seat two; 421. Fixed axis three; 422. Vertical pole; 430. Stretching module; 431. Cable; 432. Winding wheel; 433. Ratchet; 434. Fixed rod; 435. Ratchet plate; 440. Limiting frame; 441. Closing groove; 500. Clamping arm; 510. Hammer seat; 520. Clamping plate; 530. Limiting rod; 540. Extrusion spring. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figures 1 to 6In an embodiment of the present invention, a rescue device for power emergency treatment includes a main body 100, both ends of which are equipped with walking wheels 130. The main body 100 drives the walking wheels 130 to walk on the cable, and also includes a lifting mechanism 200, a knocking arm 300, an upward mechanism 400, a clamping arm 500 and a sheath 120. The sheath 120 is fixed at one end of the main body 100. There are two clamping arms 500, and the top ends of the two clamping arms 500 are rotatably connected. A clamping plate 520 is fixedly connected to the inner middle position of the clamping arm 500. The clamping plate 520 is used to break the ice layer. The number of knocking arms 300 There are two of them, the top ends of the two knocking arms 300 are coaxial, and a hammer head 310 is fixedly connected to the bottom end of the knocking arm 300. The hammer head 310 is used to knock the bottom end of the clamping arm 500. The lifting mechanism 200 is installed in the sheath 120 at one end of the main body 100. The main body 100 is equipped with a driving head 110 that is transmission-connected to the lifting mechanism 200. The lifting mechanism 200 is used to drive the two knocking arms 300 to lift. The upward mechanism 400 is arranged in the sheath 120. The upward mechanism 400 is slidably connected to the lifting mechanism 200. The lifting mechanism 200 drives the two clamping arms 500 to move up and down through the upward mechanism 400.

[0019] Specifically, the device is suspended by a drone or manually placed on the cable, the main body 100 drives the whole body to move on the cable by driving the walking wheel 130, and drives the lifting mechanism 200 through the driving head 110. The lifting mechanism 200 drives the bottom end of the striking arm 300 to deflect upward, so that the hammer head 310 is lifted upward, and then the lifting mechanism 200 releases the striking arm 300, and the striking arm 300 strikes the bottom end of the clamping arm 500 through the hammer head 310, so that the two clamping arms 500 are clamped in the middle, and the clamping arm 500 impacts and breaks the ice layer in the middle position through the clamping plate 520, so as to break the ice layer and then clear the ice layer from the cable, and then the lifting mechanism 200 drives the deflection of the clamping arm 500 again, so that the bottom end of the clamping arm 500 deflects upward, so that the clamping arm 500 continuously impacts the knocking arm 300.

[0020] Embodiment 1 like Figures 5 to 11As shown, in this embodiment, a squeezing spring 540 is fixedly connected between the top ends of the two clamping arms 500, and the squeezing spring 540 is used to drive the two clamping arms 500 to open naturally. The lifting mechanism 200 includes a mounting seat 210, one end of the mounting seat 210 is fixedly connected to the main body 100, and a fixed shaft 211 is fixedly connected between the two ends of the mounting seat 210. The top end of the knocking arm 300 is rotatably sleeved on the fixed shaft 211, and the top outer wall of the knocking arm 300 is fixedly connected to a connecting rod 320. One end of the connecting rod 1 320 is rotatably connected to the connecting rod 2 330, and one end of the two connecting rods 2 330 is rotatably connected to the fixing seat 1 220, and the top of the fixing seat 1 220 is slidably sleeved with the plug rod 230, and one end of the mounting seat 1 210 is rotatably connected to the spiral shaft 260, and the spiral shaft 260 is transmission-connected to the driving head 110, and the rotation of the spiral shaft 260 drives the plug rod 230 to move downward, and the spiral shaft 260 includes a middle shaft 263, and the bottom end of the middle shaft 263 is rotatably connected to one end of the mounting seat 1 210. The central axis 263 is connected to a spiral blade 261, the top of the central axis 263 is connected to a cover plate 262, the bottom of the spiral blade 261 is connected to an external rotation portion 264, the external rotation portion 264 is a conical spiral, the bottom of the central axis 263 is connected to a bevel gear 265, the bevel gear 265 is connected to the drive head 110, a slot 231 is provided in the middle of the outer wall of the plug rod 230, a sleeve 234 is connected to the top side of the fixed seat 220, one end of the plug rod 230 is connected to the sleeve 234 Sliding sleeve connection, a return spring 232 is fixedly connected between one end of the insertion rod 230 and the inner wall of the sleeve 234, a fixed seat 250 is fixedly connected to one side of the fixed seat 220, and a clamping plate 251 is slidably connected to one end of the fixed seat 250. The clamping plate 251 fits with the groove 231, and a return spring 252 is fixedly connected between the bottom end of the clamping plate 251 and the inner bottom surface of the fixed seat 250. A top frame 240 is arranged above the clamping plate 251, and the top frame 240 is fixedly connected to the sheath 120.

[0021] In a specific implementation, the drive head 110 drives the central axis 263 to rotate through the bevel gear 265. During the rotation of the central axis 263, the other end of the insertion rod 230 is inserted into the spiral groove in the spiral leaf 261, so that the central axis 263 rotates to drive the insertion rod 230 to move downward. The insertion rod 230 moves downward and drives the knocking arm 300 to deflect through the connecting rod 230 and the connecting rod 1 320, so that the bottom end of the knocking arm 300 deflects upward. After the insertion rod 230 moves to the position of the external rotating part 264, the insertion rod 230 is squeezed when it moves downward through the conical spiral setting of the external rotating part 264, and the insertion rod 230 The clamping plate 251 is retracted to prevent the rod 230 from popping out. After the rod 230 is disengaged from the spiral leaf 261, the hammer head 310 deflects downward under the action of gravity and impacts the bottom end of the clamping arm 500. When the hammer head 310 deflects downward, it drives the rod 230 and the fixing seat 250 to move upward. The clamping plate 251 is resisted by the top frame 240, so that the clamping plate 251 is disengaged from the slot 231, and the rod 230 pops out under the action of the return spring 1 232, so that the other end of the rod 230 is reinserted into the spiral leaf 261. The cover plate 262 is set to limit the upward movement of the rod 230, so that the hammer head 310 is continuously lifted and released by the spiral shaft 260, so as to achieve a cyclic impact on the clamping arm 500.

[0022] Embodiment 2 like Figures 5 to 9As shown, in this embodiment, the upward mechanism 400 includes a slide rail 410 and a second mounting seat 420, the slide rail 410 is fixedly connected to the first mounting seat 210, one end of the second mounting seat 420 is slidably connected to the inner wall of the slide rail 410, the top of the second mounting seat 420 is fixedly connected to a fixed shaft 3 421, the top of the clamping arm 500 is rotatably sleeved with the fixed shaft 3 421, a stretching module 430 is arranged between the slide rail 410 and the second fixing seat 250, one end of the sleeve 234 is fixedly connected to a sliding sleeve 233, the top of the top frame 240 is fixedly connected to a vertical rod 422, the vertical rod 422 and the sliding sleeve 233 are slidably plugged, the stretching module 430 includes a winding wheel 432 and a fixed rod 434, one side of the winding wheel 432 is fixedly connected to a ratchet 433, one end of the fixed seat 250 is fixedly connected to a fixed shaft 253, winding The wire wheel 432 is rotatably sleeved with the second fixed shaft 253, the top of the fixed rod 434 is fixedly connected to the sheath 120, the bottom end of the fixed rod 434 is slidably inserted with a ratchet plate 435, and a return spring three is fixedly connected between the ratchet plate 435 and the fixed rod 434. Two guide wheels 411 are installed on the top of the slide rail 410, and a cable 431 is wrapped around and fixedly connected to the outer wall of the winding wheel 432. The bottom end of the cable 431 is fixedly connected to the mounting seat 2 420 after passing through the two guide wheels 411. The outer diameter of the winding wheel 432 is larger than the outer diameter of the ratchet 433. A side wall of the top end of the clamping arm 500 is fixedly connected to the limiting rod 530, and both sides of the slide rail 410 are fixedly connected to the limiting frame 440. The top of the limiting frame 440 is provided with a closed groove 441, and the bottom end of the clamping arm 500 is fixedly connected to the hammer seat 510.

[0023] When the rod 230 is moved downward and the hammer head 310 is lifted upward, the winding wheel 432 is driven to move downward, and the ratchet wheel 433 is meshed with the ratchet plate 435 to drive the winding wheel 432 to rotate. The winding wheel 432 rotates and pulls the mounting seat 2 420 upward through the cable 431, thereby driving the two clamping arms 500 to move upward. The setting of the limit rod 530 and the limit frame 440 allows the two clamping arms 500 to maintain a clamping state in the second half of the upward movement, so that the broken ice layer is clamped from the cable through the clamping plate 520, so that the broken ice layer is separated from the cable, and then the rod 230 is inserted. In the second half of the downward movement, the winding wheel 432 completely passes over the ratchet plate 435 and is disengaged from the ratchet plate 435. The two clamping arms 500 fall and move downward under their own weight, and after moving downward, the two clamping arms 500 drive the two clamping arms 500 to open through the extrusion spring 540, so that the clamping arms 500 can cover the ice layer in the subsequent forward movement process and break the ice layer in the downward part. After the clamping arm 500 is reset, the striking arm 300 impacts the bottom end of the clamping arm 500, and the hammer head 310 drives the winding wheel 432 and the ratchet 433 to move upward through the fixed seat 250 when falling. When the ratchet 433 moves upward, the cable 431 is released to complete the reset.

[0024] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A rescue device for power emergency treatment, comprising a main body (100), with running wheels (130) installed at both ends, wherein the main body (100) runs on a cable by driving the running wheels (130), characterized in that: Also includes: The sheath (120) is fixed at one end of the main body (100). There are two clamping arms (500), the top ends of the two clamping arms (500) are rotatably connected, and a clamping plate (520) is fixedly connected to the middle position of the inner side of the clamping arm (500), and the clamping plate (520) is used to break the ice layer; There are two knocking arms (300), the top ends of the two knocking arms (300) are coaxial, and the bottom ends of the knocking arms (300) are fixedly connected with hammer heads (310), and the hammer heads (310) are used to knock the bottom ends of the clamping arms (500); A lifting mechanism (200) is installed in a sheath (120) at one end of the main body (100); a driving head (110) is installed on the main body (100) and is transmission-connected to the lifting mechanism (200); the lifting mechanism (200) is used to drive the two striking arms (300) to lift; The upward mechanism (400) is arranged in the protective sleeve (120), and the upward mechanism (400) is slidably connected to the lifting mechanism (200). The lifting mechanism (200) drives the two clamping arms (500) to move up and down through the upward mechanism (400).

2. The rescue equipment for power emergency treatment according to claim 1, characterized in that: A pressing spring (540) is fixedly connected between the top ends of the two clamping arms (500), and the pressing spring (540) is used to drive the two clamping arms (500) to open naturally.

3. The rescue equipment for power emergency treatment according to claim 1, characterized in that: The lifting mechanism (200) comprises a mounting seat (210), one end of which is fixedly connected to the main body (100), a fixed shaft (211) is fixedly connected between the two ends of the mounting seat (210), the top end of the knocking arm (300) is rotatably sleeved on the fixed shaft (211), the top outer wall of the knocking arm (300) is fixedly connected to a connecting rod (320), one end of the connecting rod (320) is rotatably connected to a connecting rod (330), one end of the two connecting rods (330) are rotatably connected to a fixing seat (220), the top end of the fixing seat (220) is slidably sleeved with an insertion rod (230), one end of the mounting seat (210) is rotatably connected to a spiral shaft (260), the spiral shaft (260) is transmission-connected to the driving head (110), and the spiral shaft (260) rotates to drive the insertion rod (230) to move downward.

4. The rescue equipment for power emergency treatment according to claim 3, characterized in that: The spiral shaft (260) comprises a central shaft (263), the bottom end of the central shaft (263) being rotatably connected to one end of a mounting seat (210), a spiral blade (261) being fixedly connected to the central shaft (263), a cover plate (262) being fixedly connected to the top end of the central shaft (263), an external rotating portion (264) being fixedly connected to the bottom end of the spiral blade (261), the external rotating portion (264) being in a conical spiral shape, a bevel gear (265) being fixedly connected to the bottom end of the central shaft (263), and the bevel gear (265) being transmission-connected to the drive head (110).

5. The rescue equipment for power emergency treatment according to claim 4, characterized in that: A notch (231) is provided in the middle of the outer wall of the insertion rod (230); a sleeve (234) is fixedly connected to one side of the top end of the fixing seat (220); one end of the insertion rod (230) is slidably sleeved with the sleeve (234); a return spring (232) is fixedly connected between one end of the insertion rod (230) and the inner wall of the sleeve (234); a fixing seat (250) is fixedly connected to one side of the fixing seat (220); a clamping plate (251) is slidably connected to one end of the fixing seat (250); the clamping plate (251) is fitted with the notch (231); a return spring (252) is fixedly connected between the bottom end of the clamping plate (251) and the inner bottom surface of the fixing seat (250); a top frame (240) is provided above the clamping plate (251); the top frame (240) is fixedly connected to the sheath (120).

6. The rescue equipment for power emergency treatment according to claim 5, characterized in that: The upward mechanism (400) comprises a slide rail (410) and a second mounting seat (420), wherein the slide rail (410) is fixedly connected to the first mounting seat (210), one end of the second mounting seat (420) is slidably connected to the inner wall of the slide rail (410), the top end of the second mounting seat (420) is fixedly connected to a third fixed shaft (421), the top end of the clamping arm (500) is rotatably sleeved with the third fixed shaft (421), a stretching module (430) is arranged between the slide rail (410) and the second fixing seat (250), one end of the sleeve (234) is fixedly connected to a sliding sleeve (233), the top end of the top frame (240) is fixedly connected to a vertical rod (422), and the vertical rod (422) and the sliding sleeve (233) are slidably inserted into each other.

7. The rescue equipment for power emergency treatment according to claim 6, characterized in that: The stretching module (430) comprises a winding wheel (432) and a fixed rod (434); a ratchet wheel (433) is fixedly connected to one side of the winding wheel (432); a fixed shaft (253) is fixedly connected to one end of the second fixed seat (250); the winding wheel (432) and the second fixed shaft (253) are rotatably sleeved; the top end of the fixed rod (434) is fixedly connected to the sheath (120); a ratchet plate (435) is slidably inserted at the bottom end of the fixed rod (434); a return spring (3) is fixedly connected between the ratchet plate (435) and the fixed rod (434); two guide wheels (411) are installed at the top end of the slide rail (410); a cable (431) is wound and fixedly connected to the outer wall of the winding wheel (432); and the bottom end of the cable (431) is fixedly connected to the second mounting seat (420) after passing through the two guide wheels (411).

8. The rescue equipment for power emergency treatment according to claim 7, characterized in that: The outer diameter of the winding wheel (432) is greater than the outer diameter of the ratchet wheel (433).

9. The rescue equipment for power emergency treatment according to claim 7, characterized in that: A side wall at the top end of the clamping arm (500) is fixedly connected to a limiting rod (530), and both sides of the slide rail (410) are fixedly connected to a limiting frame (440), and a closed groove (441) is provided at the top end of the limiting frame (440).

10. The rescue equipment for power emergency treatment according to claim 7, characterized in that: The bottom end of the clamping arm (500) is fixedly connected to a hammer seat (510).

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