CN112025610A - Elbow type head extracting tool - Google Patents
Elbow type head extracting tool Download PDFInfo
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- CN112025610A CN112025610A CN202010904841.0A CN202010904841A CN112025610A CN 112025610 A CN112025610 A CN 112025610A CN 202010904841 A CN202010904841 A CN 202010904841A CN 112025610 A CN112025610 A CN 112025610A
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- elbow
- link
- type head
- clamping
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- 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
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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- Mechanical Engineering (AREA)
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Abstract
The invention relates to the technical field of electric power system tools, in particular to an elbow-shaped head pulling-out tool which comprises a base and a clamping mechanism used for clamping an elbow-shaped head, wherein the base is connected with the clamping mechanism through a link mechanism, and a holding structure is arranged on the link mechanism. The elbow-shaped head quick-connecting device can be quickly connected with an elbow-shaped head to be pulled out in an overlapping mode, the elbow-shaped head is quickly separated from equipment in a labor-saving mode, and the operation efficiency is improved.
Description
Technical Field
The invention relates to the technical field of electric power system tools, in particular to an elbow-shaped head pulling tool.
Background
At present, a precast T-shaped cable joint, also called an elbow-shaped joint, has the characteristics of good sealing performance, space saving and higher safety factor, and is the most commonly used 10kV cable terminal joint in a 10kV distribution network cable distribution box and an outdoor switch box. When a cable using the elbow-shaped head needs a power failure test or equipment maintenance, the elbow-shaped head is often required to be pulled out, but the elbow-shaped head generally adopts a negative pressure cavity structure, silicone grease is used for sealing during installation, the silicone grease can dry after a long time, the air pressure in the elbow-shaped head is lower than the external atmospheric pressure, and the elbow-shaped head is difficult and laborious to pull out under the action of the external atmospheric pressure.
Chinese patent publication No. CN210909787U discloses an elbow head dismounting tool, which has a reasonable structure and is convenient to use, and can efficiently finish the dismounting work of an elbow head in a limited space, thereby improving the working efficiency and reducing the labor intensity of workers.
However, the above solutions are laborious to use and do not facilitate the overlapping of the tool with the elbow head.
Disclosure of Invention
The invention aims to overcome the defect that the tool is complicated to lap joint with an elbow-shaped head, and provides an elbow-shaped head extracting tool which can be quickly lapped with the elbow-shaped head to be extracted, so that the elbow-shaped head can be quickly separated from equipment in a labor-saving manner, and the working efficiency is improved.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a tool is extracted to elbow type head, includes the base, is used for pressing from both sides the fixture of tight elbow type head, the base passes through link mechanism with fixture and is connected, the last structure of gripping that is equipped with of link mechanism.
The invention relates to an elbow-shaped head pulling tool.A base is used for contacting with a back plate of a cable tapping box, so that the elbow-shaped head pulling tool can be stably placed; the clamping mechanism is used for clamping the elbow-shaped head, and then the connecting rod mechanism drives the clamping mechanism to move by pulling the holding structure, so that the elbow-shaped head can be pulled out quickly and laborsavingly.
Preferably, the link mechanism comprises a first link and a third link hinged to two sides of the base, the first link and the third link are further hinged through a second link, and the second link is further hinged to the clamping mechanism.
Preferably, the second link has a V-shaped configuration.
Preferably, the gripping structure is connected to an end of the third link.
Preferably, the clamping mechanism comprises a fixed part and an adjustable clamping part connected with the fixed part, and the second connecting rod is hinged with the fixed part.
Preferably, the adjustable clamping part comprises an adjusting sheet, a first clamping head and a second clamping head, the first clamping head and the second clamping head are connected to the adjusting sheet in a sliding mode, and the adjusting sheet is connected with the fixing part.
Preferably, the first chuck and the second chuck are locked by a locking member.
Preferably, a plurality of waist-shaped holes are formed in the adjusting piece, and convex columns which are matched with the waist-shaped holes in a sliding mode are arranged on the first chuck and the second chuck.
Preferably, the base includes the base plate and connects in the connecting block of base plate both sides, the both ends of first connecting rod are articulated mutually with connecting block, second connecting rod respectively, the middle part of third connecting rod is articulated mutually with the connecting block.
Preferably, the connecting block is of an inverted L-shaped structure.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to an elbow-shaped head pulling tool.A base is used for contacting with a back plate of a cable tapping box, so that the elbow-shaped head pulling tool can be stably placed; the clamping mechanism is used for clamping the elbow-shaped head, and then the connecting rod mechanism drives the clamping mechanism to move by pulling the holding structure, so that the elbow-shaped head can be pulled out quickly and laborsavingly.
Drawings
Fig. 1 is an exploded view of an elbow pull tool of the present invention.
Fig. 2 is a schematic view of an elbow type head extracting tool according to the present invention.
Fig. 3 is a schematic view of the linkage mechanism of the present invention when retracted.
Fig. 4 is a schematic view of the link mechanism of the present invention when extended.
The graphic symbols are illustrated as follows:
1-base, 11-base plate, 12-connecting block, 2-link mechanism, 21-first link, 22-second link, 23-third link, 3-clamping mechanism, 31-fixing part, 32-adjusting sheet, 321-waist-shaped hole, 33-first chuck, 34-second chuck, 35-locking part, 36-convex column and 4-holding structure.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Example 1
Referring to fig. 1 to 3, a first embodiment of an elbow head extracting tool according to the present invention includes a base 1 and a clamping mechanism 3 for clamping an elbow head, wherein the base 1 and the clamping mechanism 3 are connected by a link mechanism 2, and a holding structure 4 is disposed on the link mechanism 2.
The base 1 is used for contacting with a back plate of the cable tapping box, so that an elbow-shaped head pulling-out tool can be stably placed; the clamping mechanism 3 is used for clamping the elbow-shaped head, and then the connecting rod mechanism 2 drives the clamping mechanism to move by pulling the holding structure 4, so that the elbow-shaped head can be pulled out.
In addition, the link mechanism 2 comprises a first link 21 and a third link 23 hinged to two sides of the base 1, the first link 21 and the third link 23 are further hinged through a second link 22, and the second link 22 is further hinged with the clamping mechanism 3. Wherein the second link 22 has a V-shaped structure. The grip structure 4 is connected to an end of the third link 23.
Furthermore, the clamping mechanism 3 comprises a fixed portion 31 and an adjustable clamping portion connected with the fixed portion 31, and the second connecting rod 22 is hinged with the fixed portion 31. The adjustable clamping portion comprises an adjusting sheet 32, a first clamping head 33 and a second clamping head 34 which are connected to the adjusting sheet 32 in a sliding mode, and the adjusting sheet 32 is connected with the fixing portion 31. The first clip 33 and the second clip 34 are locked by a locking member 35. The adjusting sheet 32 is provided with a plurality of waist-shaped holes 321, and the first chuck 33 and the second chuck 34 are both provided with convex columns 36 which are used for sliding fit with the waist-shaped holes 321. In the present embodiment, the waist length extending directions of the plurality of waist-shaped holes 321 are all arranged in parallel. In this embodiment, the locking member 35 is a hand screw, and the first and second clamping heads 33 and 34 are provided with a plurality of threaded holes for the locking member 35 to pass through. The clamping surfaces of the first clamping head 33 and the second clamping head 34 are both cambered surfaces, so that the clamping tightness can be improved. The clamping surfaces of the first clamping head 33 and the second clamping head 34 are also provided with rubber anti-slip cushions, so that damage to the elbow-shaped heads during clamping can be prevented.
As shown in fig. 1 and 2, the second connecting rod 22 is a V-shaped structure with two unequal sides, one end of each of the first connecting rod 21 and the third connecting rod 23 is hinged to the same side of the second connecting rod 22, the other end of the first connecting rod 21 is hinged to the base 1, the other end of the third connecting rod 23 is connected to the holding structure 4, the holding structure 4 is a handle in this embodiment, the handle is wrapped by a non-slip mat, the other side of the second connecting rod 22 is hinged to the fixing portion 31, the fixing portion 31 is an H-shaped metal structure in this embodiment, and the second connecting rods 22 on two sides of the base are respectively hinged to two sides of the fixing portion 31. The fixing portion 31 is fixedly connected to one surface of the adjusting piece 32, and the first chuck 33 and the second chuck 34 are both connected to the other surface of the adjusting piece 32. Specifically, the convex column 36 is provided with an external thread, and the convex column 36 penetrates through the waist-shaped hole 321 through the convex column 36 between the first chuck 33 and the adjusting sheet 32 and between the second chuck 34 and the adjusting sheet 32, and then is connected with the external thread on the convex column 36 by using a nut.
Example 2
The present embodiment is similar to embodiment 1, except that the base 1 of the present embodiment includes a base plate 11 and connecting blocks 12 connected to both sides of the base plate 11, both ends of a first connecting rod 21 are respectively hinged to the connecting blocks 12 and a second connecting rod 22, and a middle portion of a third connecting rod 23 is hinged to the connecting blocks 12. Wherein, the connecting block 12 is an inverted L-shaped structure.
When in use, the elbow type head is placed between the first clamping head 33 and the second clamping head 34, then the distance between the first clamping head 33 and the second clamping head 34 is adjusted on the adjusting sheet 32, and then the elbow type head is locked by the locking piece 35, so that the elbow type head is firmly clamped on the clamping mechanism 3; moving the elbow head extraction tool until the base 1 contacts the back plate of the cable distribution box, as shown in fig. 4; then, the holding structure 4 is held and pushed, so that the link mechanism 2 drives the clamping mechanism 3 to move, and the elbow-shaped head clamped on the clamping mechanism 3 is pulled out, as shown in fig. 3.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The elbow type head extracting tool is characterized by comprising a base (1) and a clamping mechanism (3) used for clamping an elbow type head, wherein the base (1) is connected with the clamping mechanism (3) through a connecting rod mechanism (2), and a holding structure (4) is arranged on the connecting rod mechanism (2).
2. The elbow-type head extraction tool according to claim 1, wherein the linkage mechanism (2) comprises a first link (21) and a third link (23) hinged to both sides of the base (1), the first link (21) and the third link (23) being further hinged by a second link (22), the second link (22) being further hinged to the clamping mechanism (3).
3. Elbow-type head extraction tool according to claim 2, characterized in that the second link (22) is of V-shaped configuration.
4. Elbow-type head extraction tool according to claim 2, characterized in that the gripping structure (4) is connected to the end of the third link (23).
5. Elbow-type head extraction tool according to claim 2, characterized in that the clamping means (3) comprise a fixed part (31) and an adjustable clamping part connected to the fixed part (31), the second link (22) being hinged to the fixed part (31).
6. Elbow-type head extraction tool according to claim 5, characterized in that the adjustable gripping portion comprises an adjustment blade (32) and a first jaw (33) and a second jaw (34) slidingly connected to the adjustment blade (32), the adjustment blade (32) being connected to the fixed portion (31).
7. Elbow-type head extraction tool according to claim 6, characterized in that the first jaw (33) and the second jaw (34) are locked by means of a locking element (35).
8. The elbow type head extraction tool according to claim 6, wherein the adjustment tab (32) is provided with a plurality of slotted holes (321), and the first collet (33) and the second collet (34) are provided with protruding columns (36) for sliding fit with the slotted holes (321).
9. The elbow type head extraction tool according to claim 2, wherein the base (1) comprises a base plate (11) and connection blocks (12) connected to both sides of the base plate (11), wherein both ends of the first link (21) are respectively hinged to the connection blocks (12) and the second link (22), and a middle portion of the third link (23) is hinged to the connection blocks (12).
10. The elbow tool according to claim 9, wherein the connecting piece (12) is of inverted L-shaped configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010904841.0A CN112025610A (en) | 2020-09-01 | 2020-09-01 | Elbow type head extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010904841.0A CN112025610A (en) | 2020-09-01 | 2020-09-01 | Elbow type head extracting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112025610A true CN112025610A (en) | 2020-12-04 |
Family
ID=73590827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010904841.0A Pending CN112025610A (en) | 2020-09-01 | 2020-09-01 | Elbow type head extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112025610A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5597151A (en) * | 1994-07-15 | 1997-01-28 | Duncan; Charles W. | Stake puller with stake supporting back plate |
| CN2633523Y (en) * | 2003-06-12 | 2004-08-18 | 青岛港（集团）有限公司 | Pin puller |
| CN105244818A (en) * | 2015-11-23 | 2016-01-13 | 国网宁夏电力公司吴忠供电公司 | T-type cable joint pull-out device |
| CN206010936U (en) * | 2016-08-29 | 2017-03-15 | 首钢京唐钢铁联合有限责任公司 | A kind of dismantling device |
| CN206263867U (en) * | 2016-12-01 | 2017-06-20 | 永城煤电控股集团有限公司 | Explosion-proof cushion rubber puller |
| CN207603112U (en) * | 2017-12-28 | 2018-07-10 | 国网湖南省电力有限公司 | 10KV cable plug head separators |
| CN208867101U (en) * | 2018-09-29 | 2019-05-17 | 国网辽宁省电力有限公司抚顺供电公司 | Cable elbow-shaped head driver-extractor |
| CN110614607A (en) * | 2019-10-16 | 2019-12-27 | 国网河南省电力公司济源供电公司 | Elbow type head assembly and disassembly tools |
| CN210282117U (en) * | 2019-05-06 | 2020-04-10 | 中国石油天然气股份有限公司 | Hydraulic sliding wheel puller |
| CN211333033U (en) * | 2019-11-08 | 2020-08-25 | 浙江龙铁纵横轨道交通检修技术有限公司 | End cover screwing tool |
-
2020
- 2020-09-01 CN CN202010904841.0A patent/CN112025610A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5597151A (en) * | 1994-07-15 | 1997-01-28 | Duncan; Charles W. | Stake puller with stake supporting back plate |
| CN2633523Y (en) * | 2003-06-12 | 2004-08-18 | 青岛港（集团）有限公司 | Pin puller |
| CN105244818A (en) * | 2015-11-23 | 2016-01-13 | 国网宁夏电力公司吴忠供电公司 | T-type cable joint pull-out device |
| CN206010936U (en) * | 2016-08-29 | 2017-03-15 | 首钢京唐钢铁联合有限责任公司 | A kind of dismantling device |
| CN206263867U (en) * | 2016-12-01 | 2017-06-20 | 永城煤电控股集团有限公司 | Explosion-proof cushion rubber puller |
| CN207603112U (en) * | 2017-12-28 | 2018-07-10 | 国网湖南省电力有限公司 | 10KV cable plug head separators |
| CN208867101U (en) * | 2018-09-29 | 2019-05-17 | 国网辽宁省电力有限公司抚顺供电公司 | Cable elbow-shaped head driver-extractor |
| CN210282117U (en) * | 2019-05-06 | 2020-04-10 | 中国石油天然气股份有限公司 | Hydraulic sliding wheel puller |
| CN110614607A (en) * | 2019-10-16 | 2019-12-27 | 国网河南省电力公司济源供电公司 | Elbow type head assembly and disassembly tools |
| CN211333033U (en) * | 2019-11-08 | 2020-08-25 | 浙江龙铁纵横轨道交通检修技术有限公司 | End cover screwing tool |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |
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| RJ01 | Rejection of invention patent application after publication |