CN111331556A - Electric power multifunctional equipment pin dismounting device - Google Patents
Electric power multifunctional equipment pin dismounting device Download PDFInfo
- Publication number
- CN111331556A CN111331556A CN202010278811.3A CN202010278811A CN111331556A CN 111331556 A CN111331556 A CN 111331556A CN 202010278811 A CN202010278811 A CN 202010278811A CN 111331556 A CN111331556 A CN 111331556A
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- Prior art keywords
- side rod
- upper side
- pin
- rod
- magnetic base
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- 238000004080 punching Methods 0.000 claims abstract description 12
- 230000003116 impacting effect Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 229910001315 Tool steel Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/20—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same inserting or withdrawing split pins or circlips
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a pin remover for electric multifunctional equipment, which comprises a device body, a connecting piece, an upper side rod, a left magnetic base and a right magnetic base, wherein the device body is provided with a vertical part which is arranged on the left magnetic base and the right magnetic base, the upper end of the vertical part transversely extends out of a horizontal part, the middle of the horizontal part is provided with a threaded through hole, and the upper side rod is a threaded long rod and penetrates through the threaded through hole of the device body; a lower side rod is connected below the upper side rod through a connecting piece; a tool assembly is sleeved on the lower side of the lower side rod in a threaded manner, and the tool assembly is a pin pulling assembly used for disassembling a cotter pin or a pin punching assembly used for impacting a pin outwards; the pin dismounting device is also provided with a motor, and the motor drives the upper side rod to rotate. The technical scheme adopted by the invention can be applied to a pin disassembling task of electric power operation and maintenance, the shaft pin and the cotter pin can be disassembled, and the motor drives the upper side rod to rotate, so that time and labor are saved.
Description
Technical Field
The invention relates to an electric power operation and maintenance tool, in particular to a pin remover for electric power multifunctional equipment.
Background
With the development of modern electric power, the workload of repairing, testing and replacing devices such as disconnecting switches and circuit breakers in the transformer substation is more and more. In the machine, the pin is mainly used for assembly positioning and can also be used for connecting and shearing overload connection in a release-level safety device. Pins such as cotter pins, cylindrical pins, expanding pins, and taper pins, which are commonly used tools, are widely used, and the disassembly of a large number of such pins is required for the inspection of devices such as disconnecting switches and circuit breakers. Under the influence of the environment and the position of an operation site, the pin is difficult to disassemble or can be disassembled only by consuming a large amount of labor and time, and the time for disassembling a rusted pin or a pin with a poor position is 1.5-2 hours, so that the working efficiency is obviously reduced, the power failure time of equipment is prolonged, the economic benefit is influenced, and the reliability and the safety of power supply are also reduced.
In chinese utility model patent specification CN209717567U, a pin pulling device is disclosed, which comprises a magnetic base, a beam and a pin pulling component; wherein, the beam is supported on the magnetic base; the pin pulling component comprises a rotating part located on the upper portion, a threaded rod located in the middle and a pulling head located on the lower portion, the threaded rod penetrates through the cross beam, and a thread used for being connected with a pin to be pulled is arranged on the pulling head. The invention is used for disassembling a cylindrical pin or a conical pin with a threaded hole or an external thread, but not used for disassembling a cotter pin or an axle pin without threads. Furthermore, the technical content disclosed by the invention needs to be screwed by hand, and once a firm pin is met, the operation is difficult without other tools.
Disclosure of Invention
The invention aims to solve the technical problem of providing a pin remover for electric multifunctional equipment, and solves the problem that in the prior art, a single set of equipment can be used for removing a cylindrical pin and a conical pin with a threaded hole or an external thread, but does not have the function of removing a cotter pin or a shaft pin without the threaded hole.
In order to solve the technical problems, the invention adopts the following technical scheme:
the pin remover for the multifunctional electric power equipment comprises a device body, a connecting piece, an upper side rod, a left magnetic base and a right magnetic base, wherein the device body is provided with a vertical part which is arranged on the left magnetic base and the right magnetic base, the upper end of the vertical part transversely extends out of a horizontal part, a threaded through hole is formed in the middle of the horizontal part, and the upper side rod is a threaded long rod and penetrates through the threaded through hole of the device body; a lower side rod is arranged below the upper side rod, the upper side rod and the lower side rod are both provided with large head ends with diameters larger than that of the rod body, a connecting piece is arranged between the upper side rod and the lower side rod, the connecting piece is a frame body with two penetrating ends, the upper side and the lower side of the connecting piece are provided with through unthreaded holes, and the large head ends of the upper side rod and the lower side rod are oppositely sleeved on the connecting piece through the unthreaded holes; a tool assembly is sleeved on the lower side of the lower side rod in a threaded manner, and the tool assembly is a pin pulling assembly used for disassembling a cotter pin or a pin punching assembly used for impacting a pin outwards; the pin dismounting device is also provided with a motor, and the motor drives the upper side rod to rotate.
In a preferred embodiment of the present invention, the vertical portion of the device body has a through dovetail groove at a lower portion of the same side surface extending out of the horizontal portion, and the same side surfaces of the left and right magnetic bases have dovetail plugs corresponding to the dovetail grooves.
As another preferable aspect of the present invention, the upper side rod has a rod portion on an upper side of the screw portion and a worm portion on an upper side of the rod portion; the motor drives a worm wheel in transmission connection with the worm part of the upper side rod.
As a modification of the two preferable schemes, the material of the tool assembly is alloy tool steel, and the material of the device body, the connecting piece, the upper rod and the lower rod is 45 steel.
The technical scheme adopted by the invention has the following beneficial effects:
1. the upper side rod and the lower side rod are movably connected through the connecting piece, the lower end of the lower side rod is in threaded connection with the pin pulling assembly or the pin punching assembly, the upper side rod is driven upwards or downwards relative to the device body through forward or reverse rotation of the upper side rod, and therefore upward force is applied to the pin pulling assembly or downward force is applied to the pin punching assembly, and the pin pulling or pin punching function is achieved very conveniently.
2. The upper side rod is driven by the motor to rotate through the worm gear, the operator can control the lifting of the upper side rod only by controlling the switch of the motor, the operation personnel do not need to twist manually or by means of other tools, and time and labor are saved when the cotter pin or the shaft pin is disassembled.
3. The left magnetic base and the right magnetic base can be adjusted in a horizontal sliding mode along a dovetail groove of the device body to adapt to various tool planes for disassembling objects, and the supporting area of the pin disassembling device is further guaranteed.
4. The upper side rod is provided with a polished rod part to ensure that when the motor drives the upper side rod to transmit upwards, the split pin is completely detached, if the motor works continuously, the upper side rod top can transmit the polished rod part which enables the worm wheel to rotate to the upper side rod, so that the excessive upward transmission of the upper side rod is avoided, and meanwhile, the screw rod part of the upper side rod is prevented from colliding.
The following detailed description and the accompanying drawings are included to provide a further understanding of the invention.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
fig. 1 is a front view of the electric multifunctional apparatus detacher of the present invention.
Fig. 2 is a side view of the electrical multifunctional device detacher of the present invention.
FIG. 3 is a schematic view of a punch pin assembly according to a second embodiment.
Description of reference numerals: 1. a device body; 11. a dovetail groove; 12. a handle; 2. a left magnetic base; 3. a right magnetic base; 31. a dovetail plug; 4. a pin pulling assembly; 41. a punch pin assembly; 5. a lower side rod; 6. a connecting member; 7. an upper side rod; 71. a worm portion; 72. a polish rod portion; 8. a worm gear; 9. a motor; 10. a motor frame.
Detailed Description
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "upper," "lower," "inner," "outer," and the like, which indicate an orientation or positional relationship, are based only on the orientation or positional relationship shown in the drawings and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example one
As shown in fig. 1 and 2, the multifunctional electrical device pin remover according to the embodiment of the present invention includes: the device comprises a device body 1, a left magnetic base 2, a right magnetic base 3, a pull pin assembly 4, a lower side rod 5, a connecting piece 6, an upper side rod 7, a worm wheel 8 and a motor 9. The device body 1 is provided with a vertical part, the upper end of the vertical part transversely extends out of a horizontal part, the lower part of the same side surface of the vertical part extending out of the horizontal part is provided with a penetrating dovetail groove 11, and the same side surfaces of the left magnetic base 2 and the right magnetic base 3 are respectively provided with a dovetail plug 31 corresponding to the dovetail groove 11. The left magnetic base 2 and the right magnetic base 3 can slide horizontally along the dovetail groove 11 of the device body 1 to be adjusted to adapt to the tool planes of various disassembling objects, and the supporting area of the pin disassembling device is further ensured. The middle of the horizontal part of the device body 1 is provided with a threaded through hole, two sides of the upper surface of the horizontal part are respectively provided with a handle 12, and the upper side rod 7 is a threaded long rod and penetrates through the threaded through hole of the device body 1. The upper side rod 7 has a rod portion 72 on the upper side of the screw portion and a worm portion 71 on the upper side of the rod portion 72. The pin dismounting device is further provided with a motor 9, the motor 9 is fixedly arranged on the device body 1 through a motor frame 10, and the motor 9 drives a worm wheel 8 in transmission connection with a worm part 71 of the upper side rod. The upper side rod 7 is driven by the motor 9 to rotate through the worm gear, and the operator can control the lifting of the upper side rod only by controlling the switch of the motor, so that the operation is not only free from manual operation or twisting by other tools. The upper side rod 7 is provided with a polished rod part 72 to ensure that when the motor 9 drives the upper side rod 7 to drive upwards, the split pin is completely detached, and if the motor 9 continuously works, the upper side rod 7 pushes the polished rod part 72 which enables the worm wheel to rotate to the upper side rod 7, so that excessive upward driving of the upper side rod 7 is avoided, and meanwhile, the screw part of the upper side rod 7 is prevented from being collided. The upper side rod 7 is provided with a lower side rod 5 below, the upper side rod 7 and the lower side rod 5 are both provided with large head ends with diameters larger than the diameter of the rod body, a connecting piece 6 is arranged between the upper side rod 7 and the lower side rod 5, the connecting piece 6 is a frame body with two ends penetrating through, the upper side and the lower side of the connecting piece 6 are provided with through unthreaded holes, and the large head ends of the upper side rod 7 and the lower side rod 5 are oppositely sleeved on the connecting piece 6 through the unthreaded holes. And a tool assembly is sleeved below the lower side rod 5 in a threaded manner, and the tool assembly is a pin pulling assembly 4 for detaching a cotter pin or a pin punching assembly 41 for impacting a pin outwards. The upper side rod 7 and the lower side rod 5 are movably connected through the connecting piece, the lower end of the lower side rod 5 is in threaded connection with the pin pulling assembly 4 or the pin punching assembly 41, the upper side rod 7 is driven upwards or downwards relative to the device body 1 through forward or reverse rotation of the upper side rod 7, therefore, upward force is applied to the pin pulling assembly 4 or downward force is applied to the pin punching assembly 41, and the pin pulling or pin punching function is achieved.
One preferable manufacturing process of the connecting piece 6 is as follows: a metal plate is prepared, cut into a regular rectangle, and two parallel light holes are punched on the metal plate. Subsequently, the upper side rod 7 and the lower side rod 5 are respectively sleeved on the metal plates, then the metal plates are folded into a frame body with two ends penetrating through by a bending machine, and the metal plates are welded by arc welding at the joint.
As a preferable material selection scheme in the embodiment, the pulling pin assembly 4 is made of alloy tool steel, and the device body 1, the connecting piece 6, the upper side rod 7 and the lower side rod 5 are made of 45 steel.
When the technical scheme of the invention is used, an operator firstly adjusts a proper distance gap between the left magnetic base 2 and the right magnetic base 3 along the dovetail groove 11 on the device body 1, so that the pin remover is stably arranged on the surface of a metal tool to be removed, and then switches on the left magnetic base 2 and the right magnetic base 3; secondly, the front hook of the pin pulling assembly 4 hooks the cotter pin; then the motor 9 is started to rotate clockwise, and finally the cotter pin is pulled out.
Example two
Based on the technical solution of the first embodiment, the structure of the present embodiment is shown in fig. 3, in which the pulling pin assembly 4 is replaced by a punching pin assembly 41 for impacting the pin outwards, and the punching pin assembly is made of 45 steel.
When the technical scheme of the invention is used, an operator firstly adjusts the gap distance between the left magnetic base 2 and the right magnetic base 3, and places a mechanism provided with a shaft pin, such as a disconnecting link, on the left magnetic base 2 and the right magnetic base 3; secondly, aligning the shaft pin of the mechanism with the head of the punch pin assembly 41; then the starting motor 9 rotates anticlockwise, manual force application is not needed, the shaft pin can be detached, and detaching efficiency of the shaft pin is greatly improved.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (4)
1. The pin remover for the electric multifunctional equipment comprises a device body (1), a connecting piece (6), an upper side rod (7), a left magnetic base (2) and a right magnetic base (3), wherein the device body (1) is provided with a vertical part which is arranged on the left magnetic base and the right magnetic base, a horizontal part transversely extends out of the upper end of the vertical part, a thread through hole is formed in the middle of the horizontal part, and the upper side rod (7) is a threaded long rod and penetrates through the thread through hole of the device body (1);
the method is characterized in that:
a lower side rod (5) is arranged below the upper side rod (7), the upper side rod (7) and the lower side rod (5) are provided with large head ends with diameters larger than that of the rod body, a connecting piece (6) is arranged between the upper side rod (7) and the lower side rod (5), the connecting piece is a frame body with two penetrating ends, the upper side and the lower side of the connecting piece (6) are provided with through unthreaded holes, and the large head ends of the upper side rod (7) and the lower side rod (5) are oppositely sleeved on the connecting piece (6) through the unthreaded holes;
a tool assembly is sleeved on the lower part of the lower side rod (5) in a threaded manner, and the tool assembly is a pin pulling assembly (4) used for disassembling the cotter pin or a pin punching assembly (41) used for impacting the pin outwards;
the pin disassembling device is further provided with a motor (9), and the motor (9) drives the upper side rod (7) to rotate.
2. The electrical multifunctional device detacher of claim 1, wherein: the vertical part of the device body (1) is provided with a penetrating dovetail groove (11) at the lower part of the same side surface extending out of the horizontal part, and dovetail plugs (31) corresponding to the dovetail grooves (11) are respectively arranged on the same side surfaces of the left magnetic base (2) and the right magnetic base (3).
3. The electrical multifunctional device detacher of claim 1, wherein: the upper side rod (7) is provided with a light rod part (72) on the upper side of the thread part, a worm part (71) on the upper side of the light rod part (72), and the motor (9) drives a worm wheel (8) in transmission connection with the worm part (71) of the upper side rod.
4. The electric multifunctional device detacher as recited in claim 1 or 2, wherein: the tool assembly is made of alloy tool steel, and the device body (1), the connecting piece (6), the upper side rod (7) and the lower side rod (5) are made of 45 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010278811.3A CN111331556A (en) | 2020-04-10 | 2020-04-10 | Electric power multifunctional equipment pin dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010278811.3A CN111331556A (en) | 2020-04-10 | 2020-04-10 | Electric power multifunctional equipment pin dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111331556A true CN111331556A (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010278811.3A Pending CN111331556A (en) | 2020-04-10 | 2020-04-10 | Electric power multifunctional equipment pin dismounting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111331556A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0717475U (en) * | 1993-09-07 | 1995-03-28 | 日清製粉株式会社 | Pin removal tool |
| CN202668470U (en) * | 2012-05-14 | 2013-01-16 | 中国石油化工股份有限公司 | General type pin dismounting device for mechanical pins |
| CN204525324U (en) * | 2015-04-21 | 2015-08-05 | 中国石油天然气股份有限公司 | Swollen check and correction mouthpart |
| CN105710829A (en) * | 2016-04-28 | 2016-06-29 | 桂林睿仕机械设备有限公司 | Dowel detachment device |
| CN105856151A (en) * | 2016-05-03 | 2016-08-17 | 重庆天勤材料有限公司 | Simple dismounting tool for threaded pins |
| CN108453664A (en) * | 2018-05-07 | 2018-08-28 | 航天特种材料及工艺技术研究所 | A kind of electronic pin removal |
| CN208773460U (en) * | 2018-09-10 | 2019-04-23 | 山西灵石亨泰荣和金属压铸件有限公司 | A kind of wheel hub pressing tool |
| CN209717567U (en) * | 2019-03-25 | 2019-12-03 | 中国商用飞机有限责任公司 | A kind of pin pulling out device |
| CN210139360U (en) * | 2019-06-28 | 2020-03-13 | 中国商用飞机有限责任公司 | Pin puller |
| CN210210218U (en) * | 2019-06-28 | 2020-03-31 | 国网河南省电力公司社旗县供电公司 | Auxiliary dismounting device for connecting rod shaft pin of disconnecting switch of transformer substation |
| CN212265720U (en) * | 2020-04-10 | 2021-01-01 | 国网浙江台州市路桥区供电有限公司 | Electric power multifunctional equipment pin dismounting device |
-
2020
- 2020-04-10 CN CN202010278811.3A patent/CN111331556A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0717475U (en) * | 1993-09-07 | 1995-03-28 | 日清製粉株式会社 | Pin removal tool |
| CN202668470U (en) * | 2012-05-14 | 2013-01-16 | 中国石油化工股份有限公司 | General type pin dismounting device for mechanical pins |
| CN204525324U (en) * | 2015-04-21 | 2015-08-05 | 中国石油天然气股份有限公司 | Swollen check and correction mouthpart |
| CN105710829A (en) * | 2016-04-28 | 2016-06-29 | 桂林睿仕机械设备有限公司 | Dowel detachment device |
| CN105856151A (en) * | 2016-05-03 | 2016-08-17 | 重庆天勤材料有限公司 | Simple dismounting tool for threaded pins |
| CN108453664A (en) * | 2018-05-07 | 2018-08-28 | 航天特种材料及工艺技术研究所 | A kind of electronic pin removal |
| CN208773460U (en) * | 2018-09-10 | 2019-04-23 | 山西灵石亨泰荣和金属压铸件有限公司 | A kind of wheel hub pressing tool |
| CN209717567U (en) * | 2019-03-25 | 2019-12-03 | 中国商用飞机有限责任公司 | A kind of pin pulling out device |
| CN210139360U (en) * | 2019-06-28 | 2020-03-13 | 中国商用飞机有限责任公司 | Pin puller |
| CN210210218U (en) * | 2019-06-28 | 2020-03-31 | 国网河南省电力公司社旗县供电公司 | Auxiliary dismounting device for connecting rod shaft pin of disconnecting switch of transformer substation |
| CN212265720U (en) * | 2020-04-10 | 2021-01-01 | 国网浙江台州市路桥区供电有限公司 | Electric power multifunctional equipment pin dismounting device |
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