Transfer device for electric brake switch arc extinguish chamber of generator
By designing a transfer device for the generator electrical brake switch, the problem of difficulty in transferring the arc extinguishing chamber at the entrance and exit threshold of the electrical brake switch chamber is solved, and an efficient and safe transfer process is achieved.
Patent Information
- Application Number
- CN202421585684.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-05
- Publication Date
- 2025-06-24
- Estimated Expiration
- 2034-07-05
AI Technical Summary
During the maintenance of the generator electrical brake switch, the arc extinguishing chamber cannot be transported smoothly due to the threshold of the entrance and exit of the electrical brake switch chamber, resulting in low transport efficiency, poor safety and high operational difficulty.
A transfer device including the first mobile trolley and the second mobile trolley is designed. Through the coordination of the docking rod and the jack, as well as the use of the lifting leg mechanism and the limiting block, the stable support of the trolley and the docking of the track is achieved, and the barriers to the threshold are overcome.
It effectively improves the transport efficiency of the arc extinguishing room, ensures the safety of the transport process, reduces the difficulty of the transport operation, and achieves a smooth transport process.
Smart Images
Figure CN223015637U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of the overhaul of the electrical braking switch of a generator, in particular to a transfer device for the arc extinguishing chamber of the electrical braking switch of a generator. Background Technique
[0002] The arc extinguishing chamber is an important component of the electrical braking switch of a generator. As an important part of the electrical braking switch, when it is necessary to overhaul the arc extinguishing chamber of the electrical braking switch of a generator, the disassembled arc extinguishing chamber needs to be transported from the inside of the electrical braking switch room to the outside. However, there is a threshold at the entrance and exit of the electrical braking switch room, and its height is about 320 mm. When using a trolley to transfer the arc extinguishing chamber, due to the restriction of the threshold, the arc extinguishing chamber cannot be directly and smoothly transferred from the inside of the electrical braking switch room to the outside. Content of the Utility Model
[0003] The purpose of the utility model is to provide a transfer device for the arc extinguishing chamber of the electrical braking switch of a generator. This transfer device can effectively overcome the restriction of the threshold at the entrance and exit of the electrical braking switch room during the transfer of the arc extinguishing chamber, smoothly transfer the arc extinguishing chamber from the inside of the electrical braking switch room to the outside, thereby effectively improving the transfer efficiency, ensuring the safety of the transfer process, and at the same time reducing the difficulty of the transfer operation.
[0004] In order to achieve the above technical features, the purpose of the utility model is realized as follows: A transfer device for the arc extinguishing chamber of the electrical braking switch of a generator includes a first mobile trolley and a second mobile trolley. The first mobile trolley and the second mobile trolley respectively include a vehicle body, and wheels are installed at the bottom of the vehicle body;
[0005] Tracks are fixedly arranged in parallel at the top of the vehicle body, and the top of the tracks is used for rolling and supporting a sliding trolley;
[0006] A docking plug rod is arranged at the docking end of the first mobile trolley. The docking plug rod is matched with the jack at the docking end of the second mobile trolley and is used for connecting and fixing the first mobile trolley and the second mobile trolley after docking.
[0007] Outrigger arms are symmetrically arranged on the outer sides of the vehicle bodies of the first mobile trolley and the second mobile trolley respectively, and lifting leg mechanisms are installed at the ends of the outrigger arms.
[0008] The lifting leg mechanism includes a nut sleeve fixed at the end of the outrigger arm. A screw rod leg is installed inside the nut sleeve through screw transmission, and a rotating handle is installed at the top of the screw rod leg.
[0009] A limit block is arranged at the end of the track.
[0010] Small car rollers for cooperating with the track are installed at the four corners of the bottom of the sliding trolley.
[0011] The docking plug rod is positioned and installed at the end of the vehicle body through a pin. A first pin hole is provided on the docking plug rod, and a second pin hole is provided at the position where the jack of the second moving trolley is located. The first pin hole and the second pin hole are locked by a pin after docking.
[0012] The sum of the lengths of the docking ends of the first moving trolley and the second moving trolley is greater than the width of the threshold.
[0013] The utility model has the following beneficial effects:
[0014] 1. The transfer device of the utility model can effectively overcome the restriction of the threshold at the entrance and exit of the electrical braking switch room during the transfer of the arc extinguishing chamber, smoothly transfer the arc extinguishing chamber from the inside of the electrical braking switch room to the outside, thereby effectively improving the transfer efficiency, ensuring the safety of the transfer process, and at the same time reducing the difficulty of the transfer operation.
[0015] 2. Through the above-mentioned lifting leg mechanism, the first moving trolley and the second moving trolley can be stably supported, thereby ensuring the fixation of the trolley during the transfer of the arc extinguishing chamber of the generator electrical braking switch.
[0016] 3. Through the above-mentioned lifting leg mechanism, the first moving trolley and the second moving trolley can be stably supported.
[0017] 4. Through the above-mentioned limit block, the stroke of the sliding trolley can be limited.
[0018] 5. Through the above-mentioned trolley rollers, it is ensured that the sliding trolley can move along the track.
[0019] 6. Through the cooperation between the above-mentioned docking plug rod and the jack, the docking between adjacent tracks can be realized. Description of the Drawings
[0020] Figure 1 It is a three-dimensional structure diagram of the first perspective of the utility model.
[0021] Figure 2 It is a three-dimensional structure diagram of the second perspective of the utility model.
[0022] Figure 3 It is a three-dimensional diagram of the first perspective of the process diagram of the transfer and docking of the arc extinguishing chamber of the generator electrical braking switch by the utility model.
[0023] Figure 4 It is a three-dimensional diagram of the second perspective of the process diagram of the transfer and docking of the arc extinguishing chamber of the generator electrical braking switch by the utility model.
[0024] Figure 5 It is a state diagram of the first perspective after the transfer of the arc extinguishing chamber of the generator electrical braking switch by the utility model.
[0025] Figure 6 This is the second perspective state diagram of the present utility model after the transfer of the arc extinguishing chamber of the generator electrical braking switch.
[0026] In the figure: electrical braking switch chamber 1, track 2, extension arm 3, limit block 4, first moving trolley 5, rotating handle 6, nut sleeve 7, screw leg 8, wheel 9, bolt 10, docking plug bar 11, first bolt hole 12, threshold 13, sliding trolley 14, trolley roller 15, second moving trolley 16, jack 17, second bolt hole 18, vehicle body 19, arc extinguishing chamber 20 of the generator electrical braking switch. Detailed implementation manner
[0027] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model.
[0028] Refer to Figure 1-6 , the transfer device for the arc extinguishing chamber of the generator electrical braking switch, includes a first moving trolley 5 and a second moving trolley 16. The first moving trolley 5 and the second moving trolley 16 respectively include a vehicle body 19, and wheels 9 are installed at the bottom of the vehicle body 19; tracks 2 are fixedly arranged in parallel on the top of the vehicle body 19, and the top of the tracks 2 is used for rolling and supporting the sliding trolley 14; a docking plug bar 11 is arranged at the docking end of the first moving trolley 5, and the docking plug bar 11 cooperates with the jack 17 at the docking end of the second moving trolley 16 and is used for connection and fixation after the docking of the first moving trolley 5 and the second moving trolley 16. The transfer device can effectively overcome the restriction of the threshold at the entrance and exit of the electrical braking switch chamber during the transfer of the arc extinguishing chamber, smoothly transfer the arc extinguishing chamber from the inside of the electrical braking switch chamber to the outside, thereby effectively improving the transfer efficiency, ensuring the safety during the transfer process, and at the same time reducing the difficulty of the transfer operation. When it is necessary to disassemble the arc extinguishing chamber 20 of the generator electrical braking switch after disassembly, first, roll and support the sliding trolley 14 on the top of the track 2 of the first moving trolley 5, then support the arc extinguishing chamber 20 of the generator electrical braking switch on the top of the sliding trolley 14. Then, move the entire first moving trolley 5, move the first moving trolley 5 to the position where the threshold 13 is located through the first moving trolley 5, dock the first moving trolley 5 with the second moving trolley 16, and ensure that the tracks 2 of the two are aligned. Then, move the sliding trolley 14, move the sliding trolley 14 to the top of the track 2 of the second moving trolley 16 through the sliding trolley 14, transfer the arc extinguishing chamber 20 of the generator electrical braking switch to the outside of the electrical braking switch chamber, and then move the arc extinguishing chamber 20 of the generator electrical braking switch to the subsequent work station through the movement of the second moving trolley 16.
[0029] Further, outrigger arms 3 are symmetrically arranged on the outer sides of the vehicle bodies 19 of the first mobile trolley 5 and the second mobile trolley 16 respectively, and a lifting support leg mechanism is installed at the end of the outrigger arm 3. The stable support for the first mobile trolley 5 and the second mobile trolley 16 can be realized through the above-mentioned lifting support leg mechanism, thereby ensuring the fixation of the trolley during the transfer of the arc extinguishing chamber 20 of the generator electrical braking switch.
[0030] Further, the lifting support leg mechanism includes a nut sleeve 7 fixed at the end of the outrigger arm 3. A screw support leg 8 is installed inside the nut sleeve 7 through screw drive, and a rotating handle 6 is installed at the top of the screw support leg 8. The stable support for the first mobile trolley 5 and the second mobile trolley 16 can be realized through the above-mentioned lifting support leg mechanism. During the specific working process, when adjustment is required, the screw support leg 8 is driven by the rotating handle 6, and through the screw fit between the screw support leg 8 and the nut sleeve 7, the lifting control of the screw support leg 8 is realized.
[0031] Further, a limit block 4 is arranged at the end of the track 2. The stroke of the sliding trolley 14 can be limited through the above-mentioned limit block 4.
[0032] Further, trolley rollers 15 for cooperating with the track 2 are installed at the four corners of the bottom of the sliding trolley 14. The sliding trolley 14 can be ensured to move along the track 2 through the above-mentioned trolley rollers 15.
[0033] Further, the docking plug rod 11 is positioned and installed at the end of the vehicle body 19 through a pin 10. A first pin hole 12 is arranged on the docking plug rod 11, and a second pin hole 18 is arranged at the position of the jack 17 of the second mobile trolley 16. The first pin hole 12 and the second pin hole 18 are locked by a pin after docking. Through the cooperation between the above-mentioned docking plug rod 11 and the jack 17, the docking between adjacent tracks 2 can be realized.
[0034] Further, the sum of the lengths of the docking ends of the first mobile trolley 5 and the second mobile trolley 16 is greater than the width of the threshold 13. Through the above-mentioned dimensional cooperation, it is ensured that the sliding trolley 14 can smoothly cross the threshold 13 during the transfer process.
[0035] The working process and principle of the present utility model:
[0036] During the disassembly process of the arc extinguishing chamber of the generator electrical braking switch, first, remove the arc extinguishing chamber of the generator electrical braking switch from the electrical braking switch, and roll and support the sliding trolley 14 on the top of the track 2 of the first moving trolley 5. Then, support the arc extinguishing chamber 20 of the generator electrical braking switch on the top of the sliding trolley 14. Move the entire first moving trolley 5 to the position where the threshold 13 is located through the first moving trolley 5. Docking the first moving trolley 5 with the second moving trolley 16 and ensuring that the tracks 2 of both are aligned. Then, move the sliding trolley 14 again and move it to the top of the track 2 of the second moving trolley 16 through the sliding trolley 14 to transfer the arc extinguishing chamber 20 of the generator electrical braking switch to the outside of the electrical braking switch room. Then, move the arc extinguishing chamber 20 of the generator electrical braking switch to the subsequent workstations for maintenance operations through the movement of the second moving trolley 16.
Claims
1. A transfer device for arc extinguishing chamber of a generator electrical brake switch, characterized in that: It comprises a first moving trolley (5) and a second moving trolley (16), wherein the first moving trolley (5) and the second moving trolley (16) respectively comprise a vehicle body (19), and wheels (9) are installed at the bottom of the vehicle body (19); A track (2) is fixed in parallel to the top of the vehicle body (19), and the top of the track (2) is used to rollingly support the sliding trolley (14); The docking end of the first moving trolley (5) is provided with a docking plug rod (11), which cooperates with a socket (17) at the docking end of the second moving trolley (16) and is used to connect and fix the first moving trolley (5) and the second moving trolley (16) after docking.
2. The generator electrical brake switch arc extinguishing chamber transport device according to claim 1, characterized in that: Outrigger arms (3) are symmetrically arranged on the outsides of the bodies (19) of the first moving trolley (5) and the second moving trolley (16), and lifting leg mechanisms are installed at the ends of the outrigger arms (3).
3. The generator electrical brake switch arc extinguishing chamber transport device according to claim 2, characterized in that: The lifting leg mechanism comprises a nut sleeve (7) fixed to the end of the outrigger arm (3), a screw leg (8) is installed inside the nut sleeve (7) through threaded transmission, and a rotating handle (6) is installed on the top of the screw leg (8).
4. The arc extinguishing chamber transport device for the generator electrical brake switch according to claim 1, characterized in that: A limiting block (4) is provided at the end of the track (2).
5. The generator electrical brake switch arc extinguishing chamber transport device according to claim 1, characterized in that: The four bottom corners of the sliding trolley (14) are provided with trolley rollers (15) for matching with the track (2).
6. The generator electrical brake switch arc extinguishing chamber transport device according to claim 1, characterized in that: The docking plug rod (11) is positioned and installed at the end of the vehicle body (19) by means of a latch pin (10); a first latch pin hole (12) is provided on the docking plug rod (11); a second latch pin hole (18) is provided at the location of the plug hole (17) of the second mobile vehicle (16); the first latch pin hole (12) and the second latch pin hole (18) are locked by means of a latch pin after docking.
7. The arc extinguishing chamber transport device for the generator electrical brake switch according to claim 1, characterized in that: The sum of the lengths of the butt ends of the first moving trolley (5) and the second moving trolley (16) is greater than the width of the door sill (13).