CN219685454U - Ratchet unlocking tool for switch cabinet - Google Patents
Ratchet unlocking tool for switch cabinet Download PDFInfo
- Publication number
- CN219685454U CN219685454U CN202320898238.5U CN202320898238U CN219685454U CN 219685454 U CN219685454 U CN 219685454U CN 202320898238 U CN202320898238 U CN 202320898238U CN 219685454 U CN219685454 U CN 219685454U
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- Prior art keywords
- switch cabinet
- ratchet
- rotating
- unlocking tool
- handle
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- 238000010276 construction Methods 0.000 claims 1
- 238000004880 explosion Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model provides a ratchet unlocking tool of a switch cabinet, which comprises: a positioning handle; the rotating rod is arranged in the positioning handle, a key sleeve is fixedly arranged at one end of the outer surface of the rotating rod, a rotating device is arranged at the other side of the outer surface of the rotating rod, and the rotating device comprises a ratchet wheel; the sleeve is sleeved on the outer surface of the rotating device, a rotating handle is fixedly arranged at the top of the outer surface of the sleeve, and a first adjusting device and a second adjusting device are respectively arranged on two sides of the inside of the sleeve. The utility model provides a ratchet unlocking tool for a switch cabinet, which is characterized in that after a rotating handle is adjusted to rotate for half a turn, the rotating handle is rotated in the reverse direction and then rotated in the forward direction again, and an explosion-proof screw is driven to rotate.
Description
Technical Field
The utility model relates to the field of unlocking tools, in particular to a ratchet type unlocking tool for a switch cabinet.
Background
The explosion-proof screw on the 10kV switch cabinet door plays a very important role in guaranteeing the safety of operators in a high-voltage chamber, and under the condition that explosion occurs in the switch cabinet, the impact force of the explosion is released by high-temperature high-pressure air flow to the pressure release channel, and the front cabinet door can reliably prevent the operators from being burnt by the air flow.
In daily production work in a transformer substation, frequent opening of the explosion-proof screws becomes an important work of operators, such as stopping and conveying a section of bus in the process of unlocking cabinet doors, the number of the explosion-proof screws needs to be opened for 120-150 times generally, the upper cabinet door of each switch cabinet needs to be opened every month of the transformer substation, dust of a TA terminal is cleaned and maintained, and at most 120 explosion-proof screws need to be opened for one station.
In the operation of infrared temperature measurement of the TA terminal of the switch cabinet every year, the operation and maintenance station is developed according to the operation and maintenance station, and the number of the explosion-proof screws which are required to be opened by one operation and maintenance station is counted to be in the range of 1200-1800 times, so that in the large-scale operation and maintenance work, the currently used key still has a plurality of defects: the delayed power delivery time may not be able to be opened to affect the reliability of the grid operation; the unlocking time is longer, the common key is used for the work that a plurality of cabinet bodies need to be opened, the opening efficiency is low, and the operation time is increased; like all cubical switchboard that switch cabinet terminal row infrared temperature measurement etc. need open the high-pressure chamber, arouse hand fatigue ache easily, in addition, use the mechanical properties of former key locking explosion proof screw relatively poor, locking moment is not enough to cause certain potential safety hazard for the operating personnel in the high-pressure chamber, when rotating the nearest explosion proof screw with ground, the key is great can be restricted by ground, can't rotate the round, leads to need rotate after half a round with the key pull out then insert into the explosion proof screw in again rotate, comparatively loaded down with trivial details.
Therefore, it is necessary to provide a ratchet unlocking tool for a switch cabinet to solve the above technical problems.
Disclosure of Invention
The utility model provides a ratchet unlocking tool for a switch cabinet, which solves the problems that when an explosion-proof screw nearest to the ground is rotated, a key is limited by the ground greatly and cannot rotate for one circle, so that the key is pulled out and then inserted into the explosion-proof screw to rotate again after half a circle is needed to rotate, and the operation is complicated.
In order to solve the technical problems, the utility model provides a ratchet unlocking tool for a switch cabinet, which comprises: a positioning handle;
the rotating rod is arranged in the positioning handle, a key sleeve is fixedly arranged at one end of the outer surface of the rotating rod, a rotating device is arranged at the other side of the outer surface of the rotating rod, and the rotating device comprises a ratchet wheel;
the sleeve is sleeved on the outer surface of the rotating device, a rotating handle is fixedly arranged at the top of the outer surface of the sleeve, and a first adjusting device and a second adjusting device are respectively arranged on two sides of the inside of the sleeve.
Preferably, the first adjusting device comprises a connecting pipe, and a clamping block is fixedly arranged on one side of the connecting pipe.
Preferably, the first adjusting device and the second adjusting device are identical in structure.
Preferably, the middle of one side of the rotating handle is provided with an embedded cavity, the top and the bottom of the inner cavity of the embedded cavity are provided with clamping grooves, the inside of the embedded cavity is provided with an extension device, both sides of the inside of the extension device are provided with pushing devices, and the outer surface of each pushing device is sleeved with a limiting device.
Preferably, the extension device comprises an extension handle, an embedded rod is fixedly arranged in the middle of one side of the extension handle, and a setting cavity is formed in the middle of the top of the embedded rod.
Preferably, the pushing device comprises a fixed plate, the top and the bottom of the outer surface of the fixed plate are fixedly provided with fixed rods, the outer surface of each fixed rod is sleeved with a spring, and one end of each fixed rod is fixedly provided with a limiting block.
Preferably, the limiting device comprises a limiting block, a setting hole is formed in the middle of one side of the limiting block, and a moving cavity is communicated with one side of the setting hole.
Compared with the related art, the ratchet unlocking tool for the switch cabinet has the following beneficial effects:
the utility model provides a ratchet unlocking tool for a switch cabinet, which is characterized in that after a rotating handle is adjusted to rotate for half a turn, the rotating handle is rotated in the reverse direction and then rotated in the forward direction again, and an explosion-proof screw is driven to rotate.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a ratchet unlocking tool for a switch cabinet according to the present utility model;
FIG. 2 is a schematic view of the interior of the sleeve shown in FIG. 1;
fig. 3 is a schematic structural view of a second embodiment of a ratchet unlocking tool for a switch cabinet according to the present utility model;
fig. 4 is an enlarged schematic view at a shown in fig. 3.
Reference numerals in the drawings: 1. positioning handle, 2, dwang, 3, key sleeve, 4, rotating device, 5, sleeve pipe, 6, rotating handle, 7, ratchet, 8, first adjusting device, 81, connecting pipe, 82, fixture block, 9, second adjusting device, 10, extension device, 101, extension handle, 102, embedded rod, 103, setting chamber, 11, thrust unit, 111, fixed plate, 112, dead lever, 113, spring, 114, stopper, 12, limiting device, 121, limiting block, 122, setting hole, 123, moving chamber, 13, embedded chamber, 14, draw-in groove.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1 and fig. 2 in combination, fig. 1 is a schematic structural diagram of a first embodiment of a ratchet unlocking tool for a switch cabinet according to the present utility model; fig. 2 is a schematic view of the interior of the sleeve shown in fig. 1. A switchgear ratchet type unlocking tool comprising: a positioning handle 1;
the rotating rod 2 is arranged in the positioning handle 1, one end of the outer surface of the rotating rod 2 is fixedly provided with a key sleeve 3, the other side of the outer surface of the rotating rod 2 is provided with a rotating device 4, and the rotating device 4 comprises a ratchet wheel 7;
the sleeve 5, the sleeve 5 cover is located the surface of rotating device 4, the top fixed mounting of sleeve 5 surface has twist grip 6, the inside both sides of sleeve 5 are provided with first adjusting device 8 and second adjusting device 9 respectively.
The key sleeve 3 is matched with the explosion-proof gear.
The first adjusting device 8 comprises a connecting pipe 81, and a clamping block 82 is fixedly arranged on one side of the connecting pipe 81.
The clamping block 82 has elasticity, the clamping block 82 is propped against the tooth block of the ratchet wheel 7, and the ratchet wheel 7 is pushed to rotate along with the rotation of the clamping block 82, but the ratchet wheel 7 reversely rotates, and the rotation of the ratchet wheel 7 is not influenced by the clamping block 82.
The first adjusting device 8 and the second adjusting device 9 are identical in structure.
The utility model provides a ratchet unlocking tool for a switch cabinet, which has the following working principle:
during operation, firstly, a user inserts the key sleeve 3 into the surface of the explosion-proof screw, and holds the rotating handle 6 to drive the first adjusting device 8 and the second adjusting device 9 to rotate, and when the first adjusting device 8 and the second adjusting device 9 rotate, the ratchet wheel 7 is pushed to rotate through the clamping block 82, and the ratchet wheel 7 rotates to drive the rotating rod 2 and the key sleeve 3 to rotate to drive the explosion-proof screw to rotate.
When the rotating rod 2 rotates for half a circle and is intercepted by the ground or sundries and cannot rotate, a user holds the rotating handle 6 to rotate in the reverse direction, the clamping block 82 rotates along with the rotating handle 7, but the clamping block 82 is scratched from the surface of the ratchet wheel 7, the rotation of the ratchet wheel 7 is not influenced, then the user rotates in the disassembly direction again, the clamping block 82 drives the ratchet wheel 7 to rotate again, the key sleeve 3 is driven to rotate, the disassembly is continued, the rotation angle is not required to be adjusted by pulling out, and the operation is simple and convenient.
Compared with the related art, the ratchet unlocking tool for the switch cabinet has the following beneficial effects:
the utility model provides a ratchet unlocking tool for a switch cabinet, which is characterized in that after a rotating handle 6 is adjusted to rotate for half a turn, the rotating handle 6 is rotated in the reverse direction and then rotated in the forward direction again, and an explosion-proof screw is driven to rotate.
Second embodiment
Referring to fig. 3 and fig. 4 in combination, a second embodiment of the present utility model provides another ratchet unlocking tool for a switchgear according to the first embodiment of the present utility model. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the second embodiment of the utility model provides a switch cabinet ratchet unlocking tool, which is different in that an embedded cavity 13 is formed in the middle of one side of a rotating handle 6, clamping grooves 14 are formed in the top and the bottom of an inner cavity of the embedded cavity 13, an extension device 10 is arranged in the embedded cavity 13, pushing devices 11 are arranged on two sides of the interior of the extension device 10, and a limiting device 12 is sleeved on the outer surface of the pushing device 11.
The embedded cavity 13 is arranged in the middle of the right side of the rotary handle 6, the two clamping grooves 14 are respectively arranged in the middle of the top and the bottom of the inner cavity of the embedded cavity 13, and the clamping grooves 14 are matched with the limiting blocks 121.
The extension device 10 comprises an extension handle 101, an embedded rod 102 is fixedly arranged in the middle of one side of the extension handle 101, and a setting cavity 103 is formed in the middle of the top of the embedded rod 102.
The insert rod 102 is adapted to the insert cavity 13.
The setting chamber 103 communicates with the top and bottom outer surfaces of the insert rod 102.
The pushing device 11 comprises a fixed plate 111, fixed rods 112 are fixedly arranged at the top and the bottom of the outer surface of the fixed plate 111, springs 113 are sleeved on the outer surface of the fixed rods 112, and a limiting block 114 is fixedly arranged at one end of each fixed rod 112.
The fixed plate 111 is fixed in the middle of the inner cavity of the setting cavity 103, two fixed rods 112 are respectively fixed on the top and bottom outer surfaces of the fixed plate 111, and the fixed rods 112 extend into the setting holes 122 and are connected with the limiting blocks 114 in the moving cavity 123.
The limiting device 12 comprises a limiting block 121, a setting hole 122 is formed in the middle of one side of the limiting block 121, and a moving cavity 123 is communicated with one side of the setting hole 122.
The side of the limiting block 121 near the clamping groove 14 is arranged in a hemispherical shape, so that the limiting block is convenient to squeeze.
The utility model provides a ratchet unlocking tool for a switch cabinet, which has the following working principle:
in operation, a user first holds the extension handle 101 to insert the insert rod 102 into the interior of the insert cavity 13, and as the insert rod 102 enters the interior of the insert cavity 13, the insert cavity 13 presses the restriction block 121 into the interior of the setting cavity 103 and presses the spring 113.
With the insertion rod 102 fully extended into the interior of the insertion cavity 13, the restriction block 121 is not restricted when the setting cavity 103 and the locking groove 14 are aligned, and the restoring elastic force of the spring 113 pushes the restriction block 121 into the interior of the locking groove 14, restricting the extension device 10 to the interior of the rotation handle 6, and facilitating the rotation of the user.
When disassembly is required, the user pulls the extension device 10 out toward the side away from the rotating handle 6 with force, so that the clamping groove 14 and the embedding cavity 13 press the limiting block 121 into the setting cavity 103, and the extension device 10 is pulled out from the rotating handle 6 conveniently.
Compared with the related art, the ratchet unlocking tool for the switch cabinet has the following beneficial effects:
the utility model provides a ratchet unlocking tool for a switch cabinet, which pushes a limiting device 12 into a clamping groove 14 by restoring elasticity of a spring 113 of a pushing device 11, and limits an extension device 10 on the side surface of a rotating handle 6.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A switch cabinet ratchet type unlocking tool, comprising: a positioning handle;
the rotating rod is arranged in the positioning handle, a key sleeve is fixedly arranged at one end of the outer surface of the rotating rod, a rotating device is arranged at the other side of the outer surface of the rotating rod, and the rotating device comprises a ratchet wheel;
the sleeve is sleeved on the outer surface of the rotating device, a rotating handle is fixedly arranged at the top of the outer surface of the sleeve, and a first adjusting device and a second adjusting device are respectively arranged on two sides of the inside of the sleeve.
2. The switch cabinet ratchet type unlocking tool according to claim 1, wherein the first adjusting device comprises a connecting pipe, and a clamping block is fixedly arranged on one side of the connecting pipe.
3. A switch cabinet ratchet unlocking tool according to claim 1, wherein the first and second adjustment means are identical in construction.
4. The ratchet unlocking tool for the switch cabinet according to claim 1, wherein an embedded cavity is formed in the middle of one side of the rotating handle, clamping grooves are formed in the top and the bottom of the inner cavity of the embedded cavity, extension devices are arranged in the embedded cavity, pushing devices are arranged on two sides of the inner portion of the extension devices, and limiting devices are sleeved on the outer surface of the pushing devices.
5. The switch cabinet ratchet type unlocking tool according to claim 4, wherein the extension device comprises an extension handle, an embedded rod is fixedly arranged in the middle of one side of the extension handle, and a setting cavity is formed in the middle of the top of the embedded rod.
6. The switch cabinet ratchet unlocking tool according to claim 4, wherein the pushing device comprises a fixed plate, fixed rods are fixedly arranged at the top and the bottom of the outer surface of the fixed plate, springs are sleeved on the outer surface of the fixed rods, and a limiting block is fixedly arranged at one end of the fixed rods.
7. The switch cabinet ratchet unlocking tool according to claim 4, wherein the limiting device comprises a limiting block, a setting hole is formed in the middle of one side of the limiting block, and a moving cavity is communicated with one side of the setting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320898238.5U CN219685454U (en) | 2023-04-20 | 2023-04-20 | Ratchet unlocking tool for switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320898238.5U CN219685454U (en) | 2023-04-20 | 2023-04-20 | Ratchet unlocking tool for switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219685454U true CN219685454U (en) | 2023-09-15 |
Family
ID=87942635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320898238.5U Active CN219685454U (en) | 2023-04-20 | 2023-04-20 | Ratchet unlocking tool for switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219685454U (en) |
-
2023
- 2023-04-20 CN CN202320898238.5U patent/CN219685454U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |