CN113199428A - Three-point positioning type shifting wrench - Google Patents
Three-point positioning type shifting wrench Download PDFInfo
- Publication number
- CN113199428A CN113199428A CN202110564981.2A CN202110564981A CN113199428A CN 113199428 A CN113199428 A CN 113199428A CN 202110564981 A CN202110564981 A CN 202110564981A CN 113199428 A CN113199428 A CN 113199428A
- Authority
- CN
- China
- Prior art keywords
- rod
- rod body
- bending
- threaded
- ejector rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005452 bending Methods 0.000 claims abstract description 72
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000000741 silica gel Substances 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 239000003610 charcoal Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 description 4
- 210000004243 sweat Anatomy 0.000 description 3
- 241000282693 Cercopithecidae Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002781 deodorant agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- B25B13/00—Spanners; Wrenches
- B25B13/10—Spanners; Wrenches with adjustable jaws
- B25B13/12—Spanners; Wrenches with adjustable jaws the jaws being slidable
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/58—Jaw attachments
Abstract
The invention discloses a three-point positioning type shifting wrench. The device comprises a front rod body and a rear rod body which are coaxially arranged, a right bending rod is arranged, and a left bending rod is arranged on the left side; two ends of the right bending rod are respectively fixedly connected with the front rod body and the rear rod body; two ends of the left bending rod are respectively connected with the front rod body and the rear rod body through adjusting bolts; the right bending rod is provided with a right thread mandril through thread connection; a left thread mandril is connected and installed on the left bending rod through threads; a rear ejector rod is slidably arranged in the rear rod body; the rear side of the rear rod body is connected with a threaded push rod. The distance between the left bending rod and the right bending rod can be adjusted through the adjusting bolt, so that the adjustable nut is suitable for nuts with different sizes; when the nut with worn edges and corners is disassembled, the right thread ejector rod, the left thread ejector rod and the rear ejector rod can be abutted to three staggered surfaces of the nut through screwing, the spanner is fastened with the nut, and the worn nut is disassembled.
Description
Technical Field
The invention relates to a wrench, in particular to a three-point positioning type shifting wrench.
Background
The assembly of most machines needs the nut, and the monkey wrench is a nut extracting tool commonly used in life. Chinese patent discloses a fast moving monkey wrench (CN 98229650.9), which is characterized in that: the spanner body is internally provided with a quick driving mechanism which consists of a driving transmission system and a driven transmission system, the association between the systems is realized by the meshing of a driving bevel gear and a driven bevel gear, the spanner body side is provided with a sliding button which is arranged in a spiral groove of a driving sliding rod, the end part of the sliding rod is fixed on the driving bevel gear, and when the spanner is operated, the sliding button is pushed to rotate to cause a worm to rotate so as to drive a movable jaw which is meshed with the worm to open and close.
In the above technology, the jaw of the adjustable wrench can be adjusted to adapt to nuts with different sizes, but the technology is a two-side contact stress, and the defects exist:
along with the time lapse, in addition the incomplete corruption of the defeat of wind and rain, the nut can be destroyed to become less complete unavoidably, also is easily ground the edges and corners after dismantling many times, uses traditional two sides atress spanner instrument just so easily to skid, is difficult to lift off the nut.
Disclosure of Invention
In order to solve the technical problem, the invention provides a three-point positioning type shifting wrench. The disassembly wrench is suitable for disassembling worn and corroded nuts.
The invention is realized by the following technical scheme: a three-point positioning type shifting wrench comprises a front rod body and a rear rod body which are coaxially arranged; the right sides of the front rod body and the rear rod body are provided with right bending rods, and the left sides of the front rod body and the rear rod body are provided with left bending rods; two ends of the right bending rod are respectively fixedly connected with the front rod body and the rear rod body; two ends of the left bending rod are respectively connected with the front rod body and the rear rod body through adjusting bolts; the right bending rod is provided with a right thread ejector rod in threaded connection, the right thread ejector rod is positioned in front of the bending part of the right bending rod, and the inner end of the right thread ejector rod extends into the inner side of the right bending rod; the left bending rod is provided with a left thread ejector rod in threaded connection, the left thread ejector rod is positioned in front of the bending part of the left bending rod, and the inner end of the left thread ejector rod extends into the inner side of the left bending rod; a rear ejector rod is slidably arranged in the rear rod body, and the front end of the rear ejector rod extends out of the front end of the rear rod body; the rear side of the rear rod body is connected with a threaded push rod, and the front end of the threaded push rod is connected with a rear ejector rod.
It further comprises the following steps: and the rear end of the threaded push rod is fixedly connected with a crank.
The rear rod body is provided with a square shaft center hole, the section of the rear ejector rod is square, and the rear ejector rod is slidably arranged in the square shaft center hole of the rod body; the threaded push rod is rotatably connected with the rear rod body; the rear end of the rear ejector rod is provided with a threaded hole, and the front end of the threaded push rod is connected with and installed in the threaded hole at the rear end of the rear ejector rod through threads.
The rear rod body is provided with a square shaft center hole, the section of the rear ejector rod is square, and the rear ejector rod is slidably arranged in the square shaft center hole of the rod body; the front end of the threaded push rod is rotationally connected with the rear end of the rear ejector rod; the rear end of the rear rod body is provided with a threaded hole, and the threaded push rod is installed in the threaded hole in the rear end of the rear rod body in a threaded connection mode.
The right bending rod and the left bending rod are symmetrically arranged, and the bending angle of the right bending rod and the bending angle of the left bending rod are 120 degrees.
The front end of the front rod body is fixedly provided with an L-shaped nail detaching plate, and the L-shaped nail detaching plate is provided with a V-shaped notch for removing nails.
The rear rod body is sleeved with a protective sleeve.
The protective sleeve comprises a silica gel layer at the bottom layer, and a bamboo charcoal fiber layer is arranged outside the silica gel layer.
Compared with the prior art, the invention has the beneficial effects that: the distance between the left bending rod and the right bending rod can be adjusted through the adjusting bolt, so that the adjustable nut is suitable for nuts with different sizes; when the worn nut with the edges and corners is disassembled, the right thread ejector rod, the left thread ejector rod and the rear ejector rod can be abutted against three staggered surfaces of the nut by screwing, so that the fastening of the wrench and the nut is completed, and the disassembly of the worn nut is realized; the invention can also realize the nail nipping function through the L-shaped nail dismounting plate.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a top view of the present invention;
in the figure: 1. a front rod body; 2. a right bending bar; 3. a right threaded ejector rod; 4. a rear rod body; 5. a rear ejector rod; 6. a threaded push rod; 7. a crank; 8. a left bending bar; 9. adjusting the bolt; 10. a left-threaded ejector rod; 11. an L-shaped nail removing plate; 11-1, V-shaped notches; 12. and (6) a protective sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, a three-point positioning type shifting wrench has a front rod body 1 and a rear rod body 4 which are coaxially arranged, and a right bending rod 2 and a left bending rod 8 at two sides of the front rod body 1 and the rear rod body 4 are connected. The two ends of the right bending rod 2 are fixedly connected with the front rod body 1 and the rear rod body 4. The both ends of left bending rod 8 are connected through adjusting bolt 9 with preceding body of rod 1, the back body of rod 4, can adjust the interval of left bending rod 8 and right bending rod 2 through two adjusting bolt 9, and then adapt to not unidimensional nut and dismantle.
The right bending rod 2 and the left bending rod 8 are symmetrically arranged, and the bending angles of the right bending rod 2 and the left bending rod 8 are 120 degrees and are matched with the hexagon head nut. The right thread ejector rod 3 is installed in front of a bending part on the right bending rod 2 through threaded connection, and the inner end of the right thread ejector rod 3 extends into the inner side of the right bending rod 2. The left thread ejector rod 10 is installed in front of the bending part of the left bending rod 8 through threaded connection, and the inner end of the left thread ejector rod 10 extends into the inner side of the left bending rod 8. By rotating the right thread ejector rod 3 and the left thread ejector rod 10, the inner ends of the right thread ejector rod 3 and the left thread ejector rod 10 can be abutted against the peripheral surface of the hexagonal head nut.
The axle center hole of the rear rod body 4 is square, the cross section of the rear ejector rod 5 is square, and the rear ejector rod 5 is slidably arranged in the axle center hole of the rear rod body 4. The front end of the rear ejector rod 5 extends out of the front end of the rear rod body 4, the rear side of the rear rod body 4 is connected with a threaded push rod 6, and the rear end of the threaded push rod 6 is fixedly connected with a crank 7. Through rotatory screw thread push rod 6, can adjust the position of back ejector pin 5, and then make the front end of back ejector pin 5 support at hexagonal head nut global.
The threaded push rod 6 has two mounting modes;
firstly, a rear ejector rod 5 is slidably arranged in a square shaft center hole of a rod body 4; the threaded push rod 6 is rotationally connected with the rear rod body 4; the rear end of the rear ejector rod 5 is provided with a threaded hole, and the front end of the threaded push rod 6 is connected and installed in the threaded hole at the rear end of the rear ejector rod 5 through threads;
secondly, the rear ejector rod 5 is slidably arranged in a square shaft center hole of the rod body 4; the front end of the threaded push rod 6 is rotationally connected with the rear end of the rear ejector rod 5; the rear end of the rear rod body 4 is provided with a threaded hole, and the threaded push rod 6 is installed in the threaded hole at the rear end of the rear rod body 4 through threaded connection.
Preferably, the rear rod body 4 is sleeved with a protective sleeve 12, the protective sleeve 12 comprises a silica gel layer at the bottom layer, and a bamboo charcoal fiber layer is arranged outside the silica gel layer.
Preferably, an L-shaped nail removing plate 11 is fixed at the front end of the front rod body 1, and a V-shaped notch 11-1 for removing nails is formed in the L-shaped nail removing plate 11.
The using method comprises the following steps:
adjusting the left bending rod to a proper position by using an adjusting bolt, sleeving the left bending rod and the right bending rod on the peripheral surface of the nut, and adjusting the rear ejector rod by using a threaded push rod to enable the rear ejector rod to abut against the peripheral surface of the nut; at the moment, the nuts are positioned by the left bending rod, the right bending rod and the rear ejector rod, and then the nuts can be disassembled by rotating the rear rod body clockwise or anticlockwise;
when the nut is broken or the edges and corners are ground flat;
adjusting the right thread ejector rod and the left thread ejector rod to enable the inner ends of the right thread ejector rod and the left thread ejector rod to abut against the peripheral surface of the nut; at the moment, the nuts are positioned by the right thread ejector rod, the left thread ejector rod and the rear ejector rod, and then the nuts can be disassembled by rotating the rear rod body clockwise or anticlockwise;
the front end of the front rod body is provided with an L-shaped nail dismounting plate, the thin part of the front end is inserted into the bottom of the nail, and then the rear rod body is pressed to take out the nail by utilizing the lever principle. Because the front end nail taking part is a V-shaped notch, even nails with different sizes can be taken down.
The technical effects of the embodiment are as follows:
1. aiming at the damaged nut, three-point circumferential surface positioning is adopted, and the nut is positioned through a right thread ejector rod, a left thread ejector rod and a rear ejector rod, so that the nut is disassembled; the contact surfaces of the right thread ejector rod, the left thread ejector rod and the rear ejector rod are subjected to rough treatment, so that the stress of the nut is increased;
2. the left bending rod on one side is set to be an adjustable structure, the distance between the left bending rod and the right bending rod is adjustable, the adjustable structure can adapt to nuts of different sizes on the market, and the nuts of different sizes can be disassembled;
3. in the embodiment, the nut can be detached, the front end of a product can be inserted below the nail, and then the nail can be taken out by pressing the front end of the product in the correct direction;
4. the rear rod body is used as a handle, and humanized design is performed; the handles of most of wrenches in the market are made of carbon steel, so that the hands are not comfortable after long-time work; in the embodiment, a layer of silica gel and bamboo fiber protective sleeve is added on the handle; silica gel can prevent to separate the hand and avoid long-time work to arouse the uncomfortable of hand, and bamboo fibre is ventilative sweat-absorbing deodorant, can not be because of the palm of the hand sweat in the use and with the spanner landing, and bamboo fibre is deodorant in addition, can not produce sweat stink because the palm of the hand sweat.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A three-point positioning type shifting wrench,
the method is characterized in that:
comprises a front rod body (1) and a rear rod body (4) which are coaxially arranged; the right sides of the front rod body (1) and the rear rod body (4) are provided with a right bending rod (2), and the left sides of the front rod body (1) and the rear rod body (4) are provided with a left bending rod (8); two ends of the right bending rod (2) are respectively fixedly connected with the front rod body (1) and the rear rod body (4); two ends of the left bending rod (8) are respectively connected with the front rod body (1) and the rear rod body (4) through adjusting bolts (9);
the right bending rod (2) is provided with a right thread ejector rod (3) in threaded connection, the right thread ejector rod (3) is positioned in front of the bending part of the right bending rod (2), and the inner end of the right thread ejector rod (3) extends into the inner side of the right bending rod (2);
a left threaded ejector rod (10) is installed on the left bending rod (8) in a threaded connection mode, the left threaded ejector rod (10) is located in front of the bending portion of the left bending rod (8), and the inner end of the left threaded ejector rod (10) extends into the inner side of the left bending rod (8);
a rear ejector rod (5) is slidably mounted in the rear rod body (4), and the front end of the rear ejector rod (5) extends out of the front end of the rear rod body (4); the rear side of the rear rod body (4) is connected with a threaded push rod (6), and the front end of the threaded push rod (6) is connected with a rear ejector rod (5).
2. The three-point setting type adjustable wrench according to claim 1, further comprising: the rear end of the threaded push rod (6) is fixedly connected with a crank (7).
3. The three-point setting type adjustable wrench according to claim 1, further comprising: the axis hole of the rear rod body (4) is square, the section of the rear ejector rod (5) is square, and the rear ejector rod (5) is slidably installed in the square axis hole of the rod body (4); the threaded push rod (6) is rotationally connected with the rear rod body (4); the rear end of the rear ejector rod (5) is provided with a threaded hole, and the front end of the threaded push rod (6) is connected and installed in the threaded hole in the rear end of the rear ejector rod (5) through threads.
4. The three-point setting type adjustable wrench according to claim 1, further comprising: the axis hole of the rear rod body (4) is square, the section of the rear ejector rod (5) is square, and the rear ejector rod (5) is slidably installed in the square axis hole of the rod body (4); the front end of the threaded push rod (6) is rotationally connected with the rear end of the rear ejector rod (5); the rear end of the rear rod body (4) is provided with a threaded hole, and the threaded push rod (6) is installed in the threaded hole in the rear end of the rear rod body (4) in a threaded connection mode.
5. The three-point setting type adjustable wrench according to claim 1, further comprising: the right bending rod (2) and the left bending rod (8) are symmetrically arranged, and the bending angles of the right bending rod (2) and the left bending rod (8) are 120 degrees.
6. The three-point setting type adjustable wrench according to claim 1, further comprising: the front end of the front rod body (1) is fixedly provided with an L-shaped nail detaching plate (11), and the L-shaped nail detaching plate (11) is provided with a V-shaped notch (11-1) for removing nails.
7. The three-point setting type adjustable wrench according to claim 1, further comprising: the rear rod body (4) is sleeved with a protective sleeve (12).
8. The three-point setting type adjustable wrench according to claim 7, further comprising: the protective sleeve (12) comprises a silica gel layer at the bottom layer, and a bamboo charcoal fiber layer is arranged outside the silica gel layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110564981.2A CN113199428A (en) | 2021-05-24 | 2021-05-24 | Three-point positioning type shifting wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110564981.2A CN113199428A (en) | 2021-05-24 | 2021-05-24 | Three-point positioning type shifting wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113199428A true CN113199428A (en) | 2021-08-03 |
Family
ID=77022965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110564981.2A Pending CN113199428A (en) | 2021-05-24 | 2021-05-24 | Three-point positioning type shifting wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113199428A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275733Y (en) * | 2008-10-10 | 2009-07-22 | 张以利 | Adjustable spanner |
| CN101920483A (en) * | 2010-07-29 | 2010-12-22 | 杭州潘工工具有限公司 | Adjustable wrench |
| CN204450346U (en) * | 2014-12-29 | 2015-07-08 | 宝钢集团新疆八一钢铁有限公司 | Movable four square head wrenches |
| CN105196224A (en) * | 2015-11-09 | 2015-12-30 | 重庆大成优美数控科技有限公司 | Adjustable wrench |
| CN205237912U (en) * | 2015-12-25 | 2016-05-18 | 浙江胜达工具有限公司 | Short handle spanner |
| CN108637956A (en) * | 2018-04-26 | 2018-10-12 | 孝感市奇思妙想文化传媒有限公司 | A kind of spanner convenient for gripping |
| CN109866148A (en) * | 2017-12-01 | 2019-06-11 | 济宁新信意信息科技有限公司 | A kind of monkey wrench |
| CN211661908U (en) * | 2019-12-27 | 2020-10-13 | 中国二冶集团有限公司 | Spanner |
| CN212146163U (en) * | 2020-04-05 | 2020-12-15 | 福建省锦强机械制造有限公司 | Adjustable socket wrench |
-
2021
- 2021-05-24 CN CN202110564981.2A patent/CN113199428A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275733Y (en) * | 2008-10-10 | 2009-07-22 | 张以利 | Adjustable spanner |
| CN101920483A (en) * | 2010-07-29 | 2010-12-22 | 杭州潘工工具有限公司 | Adjustable wrench |
| CN204450346U (en) * | 2014-12-29 | 2015-07-08 | 宝钢集团新疆八一钢铁有限公司 | Movable four square head wrenches |
| CN105196224A (en) * | 2015-11-09 | 2015-12-30 | 重庆大成优美数控科技有限公司 | Adjustable wrench |
| CN205237912U (en) * | 2015-12-25 | 2016-05-18 | 浙江胜达工具有限公司 | Short handle spanner |
| CN109866148A (en) * | 2017-12-01 | 2019-06-11 | 济宁新信意信息科技有限公司 | A kind of monkey wrench |
| CN108637956A (en) * | 2018-04-26 | 2018-10-12 | 孝感市奇思妙想文化传媒有限公司 | A kind of spanner convenient for gripping |
| CN211661908U (en) * | 2019-12-27 | 2020-10-13 | 中国二冶集团有限公司 | Spanner |
| CN212146163U (en) * | 2020-04-05 | 2020-12-15 | 福建省锦强机械制造有限公司 | Adjustable socket wrench |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210803 |
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| RJ01 | Rejection of invention patent application after publication |