CN212887373U - Quick dismounting and mounting combined tool for opening and closing quincuncial pile head - Google Patents
Quick dismounting and mounting combined tool for opening and closing quincuncial pile head Download PDFInfo
- Publication number
- CN212887373U CN212887373U CN202021120176.8U CN202021120176U CN212887373U CN 212887373 U CN212887373 U CN 212887373U CN 202021120176 U CN202021120176 U CN 202021120176U CN 212887373 U CN212887373 U CN 212887373U
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- shell
- head
- assembling
- disassembly
- push rod
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- 210000000078 claw Anatomy 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a combined tool for quickly disassembling and assembling a switch quincuncial pile head, which comprises a shell, wherein an assembling head is arranged at the front end of the shell; a handle for holding is arranged at the tail end of the shell; the disassembly and assembly head comprises disassembly and assembly claws which are annularly enclosed into a circle, the disassembly and assembly claws are hinged to the shell, and the front part of the disassembly and assembly head is also sleeved with a spring ring which hoops the disassembly and assembly claws; a push rod used for opening the dismounting claw is arranged in the shell, a movable handle used for driving the push rod is further arranged at the tail of the shell, the push rod is in transmission connection with the movable handle through a transmission mechanism, and a brake disc used for limiting the push rod to move towards the opposite direction of the contact and a brake spring used for keeping the brake disc in a state are further arranged at the tail of the shell; the utility model discloses can one-hand operation, grip through the handle, then carry out dismouting operation through manual drive dismouting head, and can be applicable to narrower and small space.
Description
Technical Field
The utility model relates to an electrical equipment specifically is a switch plum blossom pile head quick assembly disassembly combination tool.
Background
The moving contact is a widely used basic accessory in power equipment, and the contact finger of moving contact leads to the surface to form the one deck oxide layer because long-term operation under the heavy current condition, and then causes the contact resistance increase of moving contact, makes the contact generate heat or even burn out, consequently needs often to overhaul or change, and this just involves and needs carry out the dismouting to the moving contact.
Present assembly and disassembly tools, including two dismantlement handles and an assembly and disassembly head, the assembly and disassembly head is including the assembly and disassembly claw that is the annular setting, the dismantlement handle drives a push rod and opens the assembly and disassembly claw, when using, need operating personnel to break off the handle to both sides earlier to stretch into the moving contact with the assembly and disassembly head that contracts together, then with two inside extrusions of handle, and then drive the push rod and open the assembly and disassembly head, and then open the moving contact, will be propped at the overhead moving contact of assembly and disassembly at last and take out. This process needs user's both hands to operate simultaneously, and has certain requirement to the operating space, and in some narrow spaces, the user can't open the handle, influences work efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switch plum blossom stake head quick assembly disassembly combination tool to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a combined tool for quickly disassembling and assembling a switch quincuncial pile head comprises a shell, wherein an assembling head is arranged at the front end of the shell; a handle for holding is arranged at the tail end of the shell; the disassembly and assembly head comprises disassembly and assembly claws which are annularly enclosed into a circle, the disassembly and assembly claws are hinged to the shell, and the front part of the disassembly and assembly head is also sleeved with a spring ring which hoops the disassembly and assembly claws; a push rod used for opening the dismounting claw is arranged in the shell, a movable handle used for driving the push rod is further arranged at the tail of the shell, the push rod is in transmission connection with the movable handle through a transmission mechanism, and a brake disc used for limiting the push rod to move towards the opposite direction of the contact and a brake spring used for keeping the brake disc in a state are further arranged at the tail of the shell; the front end of the ejector rod is provided with an expansion head in a round table shape.
As a further aspect of the present invention: an inclined plane is arranged on one side of the disassembling and assembling claw, which is in contact with the expansion head, so that the inner diameter enclosed by the disassembling and assembling claw gradually shrinks from inside to outside; so that the expanding head can contact with the inclined plane when moving forwards to open the dismounting claw.
As a further aspect of the present invention: the movable handle is arranged in the middle of the shell, and the ejector rod penetrates through a hole in the top of the movable handle.
As a further aspect of the present invention: the ejector rod brake block is arranged at the tail of the shell, and the ejector rod penetrates through the ejector rod brake block hole.
As a further aspect of the present invention: the brake spring is sleeved on the ejector rod, one end of the brake spring is contacted with the tail of the shell, and the other end of the brake spring is contacted with the ejector rod brake piece.
As a further aspect of the present invention: the outer side of the handle is provided with a groove matched with a human finger.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can one-hand operation, grip through the handle, then carry out dismouting operation through manual drive dismouting head, and can be applicable to narrower and small space.
Drawings
Fig. 1 is a schematic structural view of a combined tool for quickly disassembling and assembling a switch quincuncial pile head.
In the figure: the device comprises a shell 1, a handle 2, a dismounting claw 3, a spring ring 4, a brake spring 5, an expansion head 6, a mandril 7, a brake disc 8 and a movable handle 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, a combined tool for quickly disassembling and assembling a quincuncial pile head of a switch includes a housing 1, wherein an assembling head is disposed at a front end of the housing 1; a handle 2 for holding is arranged at the tail end of the shell 1; the disassembly and assembly head comprises disassembly and assembly claws 3 which are annularly enclosed into a circle, the disassembly and assembly claws 3 are hinged to the shell 1, the front part of the disassembly and assembly head is further sleeved with a spring ring 4, and the disassembly and assembly claws 3 are hooped by the spring ring 4; a push rod 7 used for opening the disassembling and assembling claw 3 is arranged in the shell 1, a movable handle 9 used for driving the push rod 7 is further arranged at the tail of the shell 1, the push rod 7 is in transmission connection with the movable handle 9 through a transmission mechanism, a brake block 8 used for limiting the push rod 7 to move towards the opposite direction of the contact and a brake spring 5 used for keeping the brake block 8 in a state are further arranged at the tail of the shell 1; the front end of the mandril 7 is provided with an expansion head 6 in a round table shape.
An inclined plane is arranged on one side of the disassembling and assembling claw 3, which is in contact with the expansion head 6, so that the inner diameter enclosed by the disassembling and assembling claw 3 gradually shrinks from inside to outside; so that the expanding head 6 can contact with the inclined surface to open the dismounting claw 3 when moving forwards.
The movable handle 9 is arranged in the middle of the shell 1, and the mandril 7 passes through a hole at the top of the movable handle 9.
The ejector rod brake block 8 is arranged at the tail part of the shell 1, and the ejector rod 7 penetrates through a hole of the ejector rod brake block 8.
The brake spring 5 is sleeved on the ejector rod 7, one end of the brake spring is contacted with the tail part of the shell 1, and the other end of the brake spring is contacted with an ejector rod brake piece 8.
The outer side of the handle 2 is provided with a groove matched with a human finger. Accords with human engineering and makes the holding more comfortable.
The utility model discloses a theory of operation is: when the moving contact is disassembled, the disassembling and assembling head extends into the moving contact, the handle 2 and the moving handle 9 are held by one hand to reduce the included angle, the ejector rod 7 and the expansion head 6 are driven to move towards the contact direction through the rotation of the moving handle 9, the disassembling and assembling claw 3 of the disassembling and assembling head is opened by the forward movement of the expansion head 6, so that the moving contact is unfolded to be separated from the power equipment, the moving contact is taken down at the moment, the ejector rod brake piece 8 is shifted towards the contact direction at the moment, the brake spring 5 is squeezed, the ejector rod brake piece 8 brakes the ejector rod 7 to be invalid, the ejector rod 7 and the expansion head 6 move towards the opposite direction of the contact, the disassembling and assembling claw 3 contracts towards the inside of the shell 1, and.
When the moving contact is required to be installed, the new moving contact is firstly unfolded according to the disassembling mode, the ejector rod brake piece 8 is stirred towards the contact direction, the brake spring 5 is extruded, the ejector rod brake piece 8 brakes the ejector rod 7 to lose efficacy, the ejector rod 7 and the expansion head 6 move towards the opposite direction of the contact, the disassembling and assembling claw 3 contracts towards the inside of the shell 1 to enable the unfolded moving contact to contract and clamp on power equipment, and the disassembling and assembling head can be pulled out at the moment.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A combined tool for quickly disassembling and assembling a switch quincuncial pile head is characterized by comprising a shell (1), wherein an assembling head is arranged at the front end of the shell (1); a handle (2) for holding by hand is arranged at the tail end of the shell (1); the disassembly and assembly head comprises disassembly and assembly claws (3) which are annularly enclosed into a circle, the disassembly and assembly claws (3) are hinged to the shell (1), a spring ring (4) is further sleeved at the front part of the disassembly and assembly head, and the disassembly and assembly claws (3) are hooped by the spring ring (4); a push rod (7) used for opening the disassembling and assembling claw (3) is arranged in the shell (1), a movable handle (9) used for driving the push rod (7) is further arranged at the tail of the shell (1), the push rod (7) is in transmission connection with the movable handle (9) through a transmission mechanism, a brake disc (8) used for limiting the push rod (7) to move towards the opposite direction of the contact and a brake spring (5) used for keeping the brake disc (8) in a state are further arranged at the tail of the shell (1); the front end of the mandril (7) is provided with an expansion head (6) in a round table shape.
2. The combined tool for quickly disassembling and assembling the quincuncial pile head of the switch according to claim 1, wherein an inclined surface is arranged on one side of the disassembling and assembling claw (3) which is in contact with the expansion head (6), so that the inner diameter enclosed by the disassembling and assembling claw (3) is gradually contracted from inside to outside; so that the expanding head (6) can contact with the inclined plane when moving forwards to open the dismounting claw (3).
3. The combined tool for quickly disassembling and assembling quincuncial pile head of switch of claim 1, characterized in that the movable handle (9) is installed in the middle of the shell (1), and the push rod (7) passes through a hole at the top of the movable handle (9).
4. The combined tool for quickly disassembling and assembling the quincuncial pile head of the switch as claimed in claim 1, wherein the mandril retaining piece (8) is installed at the tail of the shell (1), and the mandril (7) passes through the hole of the mandril retaining piece (8).
5. The combined tool for quickly disassembling and assembling the quincuncial pile head of the switch according to claim 1, wherein the brake spring (5) is sleeved on the ejector rod (7), one end of the brake spring is contacted with the tail part of the shell (1), and the other end of the brake spring is contacted with the ejector rod brake piece (8).
6. The combined tool for quickly disassembling and assembling quincuncial pile head of a switch according to claim 1, wherein a groove matched with a human finger is formed on the outer side of the handle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021120176.8U CN212887373U (en) | 2020-06-16 | 2020-06-16 | Quick dismounting and mounting combined tool for opening and closing quincuncial pile head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021120176.8U CN212887373U (en) | 2020-06-16 | 2020-06-16 | Quick dismounting and mounting combined tool for opening and closing quincuncial pile head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212887373U true CN212887373U (en) | 2021-04-06 |
Family
ID=75278950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021120176.8U Expired - Fee Related CN212887373U (en) | 2020-06-16 | 2020-06-16 | Quick dismounting and mounting combined tool for opening and closing quincuncial pile head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212887373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116000863A (en) * | 2023-02-08 | 2023-04-25 | 国网江苏省电力有限公司常州供电分公司 | A method for disassembling plum blossom contacts of circuit breakers in central cabinets |
-
2020
- 2020-06-16 CN CN202021120176.8U patent/CN212887373U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116000863A (en) * | 2023-02-08 | 2023-04-25 | 国网江苏省电力有限公司常州供电分公司 | A method for disassembling plum blossom contacts of circuit breakers in central cabinets |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |