CN2640703Y - Pipe wrench - Google Patents
Pipe wrench Download PDFInfo
- Publication number
- CN2640703Y CN2640703Y CN 03269347 CN03269347U CN2640703Y CN 2640703 Y CN2640703 Y CN 2640703Y CN 03269347 CN03269347 CN 03269347 CN 03269347 U CN03269347 U CN 03269347U CN 2640703 Y CN2640703 Y CN 2640703Y
- Authority
- CN
- China
- Prior art keywords
- handle body
- jaw
- moving jaw
- fixed
- pincers handle
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a pipe twist, which comprises a moving jaw, a regular jaw, and a forceps handle body. The regular jaw is fixed at the front-end of the forceps handle body; the moving jaw is fixed on the forceps handle body by a pivot hinge; the inside of the moving jaw is provided with a crescent setting tooth. The regular jaw is fixed at the front-side of the forceps handle body by a sunk screw and has a circular outer margin on which a setting tooth is arranged as well. The utility model has the advantages of simple structure, convenient use and reliability, ability of chucking workpieces automatically and hard damage or distortion of workpieces and is able to meet the demands of varied lay operations.
Description
Technical field
The utility model relates to a kind of hand tools, specifically a kind of pipe wrench.
Background technology
We know that pipe wrench is the indispensable instrument of various pipeline dismounting operations.At present, what generally use is GB8406-87 type pipe wrench, it is made up of moving jaw, pincers handle body, adjusting nut, moving jaw is contained in the sleeve pipe of pincers handle body by adjusting nut, rotate adjusting nut, moving jaw can move forward and backward along pincers handle body, adjusts jaw size with this, and above-mentioned pipe wrench reliably is widely used because of simple in structure, use.But since the time have only two stress points, easily impaired, the distortion of workpiece during operation, chucking is wanted the manual setting gripping mechanism during workpiece, the bothersome effort.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of simple structure is provided, and is easy to use, can tighten workpiece automatically, and impaired, distortion that workpiece is difficult for can be satisfied various stubborn novel pipe wrench apart from the operation needs.
The technical scheme in the invention for solving the above technical problem is: a kind of pipe wrench, it includes moving jaw, regular jaw, pincers handle body, regular jaw is fixed on pincers handle body front end, it is characterized in that: moving jaw is fixed on the pincers handle body by rotating shaft hinge connection, and the moving jaw inboard is provided with crescent moon clamp tooth.
The utility model regular jaw is fixed on pincers handle body front end by sunk screw, is the circular arc outer rim, also is provided with the pincers tooth on it.The moving jaw upper end is provided with spanner.Also be provided with an extension spring in the groove of pincers handle body, the one end connects the moving jaw base under the rotating shaft, and the other end is fixed on the pincers handle body.
The utility model is owing to moving jaw is associated on the pincers handle body by the rotating shaft hinge, and the inboard is provided with crescent moon clamp tooth, and against existing technologies, it can tighten workpiece automatically, impaired, distortion that workpiece is difficult for.The utility model simple structure, easy to use, reliable, can satisfy various stubborn apart from the operation needs.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
1. moving jaws 1 among the figure, 2. regular jaw, 3. rotating shaft, 4. pincers handle body, 5. extension spring, 6. cover plate, 7. sunk screw, 8. pan head screw, 9. spanner.
The specific embodiment
As can be seen from Figure 1, a kind of pipe wrench, it includes moving jaw 1, regular jaw 2, pincers handle body 4, and regular jaw 2 is fixed on pincers handle body 4 front ends.Pincers handle body is the integrative-structure by caliper and handle combination.
Characteristics of the present utility model are: moving jaw 1 is fixed on the pincers handle body 4 by rotating shaft 3 hinge connection.Pincers handle body 4 can be provided with a medial launder on top, and moving jaw 1 is associated in the medial launder of pincers handle body 4 by rotating shaft 3 hinges.Moving jaw 1 is the indent arc, and the inboard is provided with crescent moon clamp tooth, and the pincers tooth includes two sides tooth bar at an angle.Moving jaw 1 upper end also is provided with spanner 9, spanner 9 and moving jaw 1 integrative-structure.
The utility model regular jaw 2 is circular-arc outer rim, is fixed on pincers handle body 4 front ends by sunk screw 7, also is provided with the pincers tooth on it.Like this, moving jaw, three flank of tooth actings in conjunction of regular jaw are in workpiece, and it can tighten workpiece automatically, and three stress points are arranged on the workpiece, impaired, distortion that workpiece is difficult for.
Also be provided with groove on the handle of the utility model pincers handle body 4, an extension spring 5 is installed in the groove, extension spring 5 one ends connect the base of the moving jaw 1 of rotating shaft 3 downsides, and the other end is fixed on the handle of pincers handle body 4 by pan head screw 8.Extension spring 5 tops are provided with cover plate 6, seal groove.
When the utility model uses, pull spanner 9, drive moving jaw and rotate, open and adjustable jaws mouth size, under the effect of extension spring, can block workpiece automatically, rotate handle, can tighten workpiece automatically, and card is tight more more, can not become flexible along rotating shaft with hand.Three stress points are arranged, impaired, distortion that workpiece is difficult on the workpiece.
The utility model simple structure, easy to use, reliable, can satisfy various stubborn apart from the operation needs.
Claims (4)
1. pipe wrench, it includes moving jaw, regular jaw, pincers handle body, and regular jaw is fixed on pincers handle body front end, it is characterized in that: moving jaw is fixed on the pincers handle body by rotating shaft hinge connection, and the moving jaw inboard is provided with crescent moon clamp tooth.
2. pipe wrench as claimed in claim 1 is characterized in that: regular jaw is fixed on pincers handle body front end by sunk screw, is the circular arc outer rim, which is provided with the pincers tooth.
3. pipe wrench as claimed in claim 1 is characterized in that: the moving jaw upper end is provided with spanner.
4. pipe wrench as claimed in claim 1 is characterized in that: also be provided with an extension spring in the groove of pincers handle body, the one end connects the moving jaw base under the rotating shaft, and the other end is fixed on the pincers handle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03269347 CN2640703Y (en) | 2003-08-05 | 2003-08-05 | Pipe wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03269347 CN2640703Y (en) | 2003-08-05 | 2003-08-05 | Pipe wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2640703Y true CN2640703Y (en) | 2004-09-15 |
Family
ID=34299924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03269347 Expired - Fee Related CN2640703Y (en) | 2003-08-05 | 2003-08-05 | Pipe wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2640703Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144062A (en) * | 2013-03-07 | 2013-06-12 | 蒋章美 | Multipurpose pawl pipe wrench |
-
2003
- 2003-08-05 CN CN 03269347 patent/CN2640703Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144062A (en) * | 2013-03-07 | 2013-06-12 | 蒋章美 | Multipurpose pawl pipe wrench |
| CN103144062B (en) * | 2013-03-07 | 2016-02-10 | 蒋章美 | Multipurpose pawl pipe wrench |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2640703Y (en) | Pipe wrench | |
| CN2813214Y (en) | Moving spanner jaw attachments | |
| CN207465079U (en) | A kind of torque wrench | |
| CN200957531Y (en) | Slip-joint pliers | |
| CN200967185Y (en) | Pipe forceps | |
| CN209999247U (en) | pipe tongs for building | |
| CN206287068U (en) | Drilling rod is clamped with new unloading | |
| CN2792707Y (en) | Pliers with adjustable bite | |
| CN2850835Y (en) | Antiskid pincer for changing pumping rod stuffing | |
| CN210081582U (en) | Novel adjustable wrench | |
| CN2732425Y (en) | Lever-type pipe wrench | |
| CN213616175U (en) | Water pump pliers capable of being adjusted in sliding mode | |
| CN216731569U (en) | Half-tooth large-opening kitchen and bathroom powerful pliers | |
| CN212096124U (en) | Pipe wrench with arc-shaped telescopic handle | |
| CN2928024Y (en) | Novel medical nail pull-out forceps | |
| CN2178159Y (en) | Multifunctional pliers | |
| CN213136418U (en) | Slip-joint pliers convenient to adjust opening angle of jaw | |
| CN218613553U (en) | Self-tightening bathroom tongs | |
| CN207326899U (en) | Flexible spanner hand vice | |
| CN220074682U (en) | Graphite blank sample block sampling clamp | |
| CN2710840Y (en) | Front and quick-action pipe wrench | |
| CN209466163U (en) | A kind of high intensity adjustable casing free pliers | |
| CN2292639Y (en) | Pipe wrench | |
| CN2706282Y (en) | Slide preventing durable pipe tongs | |
| CN101450470A (en) | Pipe wrench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |