CN202876142U - Shear spread combination pliers - Google Patents
Shear spread combination pliers Download PDFInfo
- Publication number
- CN202876142U CN202876142U CN2012205580495U CN201220558049U CN202876142U CN 202876142 U CN202876142 U CN 202876142U CN 2012205580495 U CN2012205580495 U CN 2012205580495U CN 201220558049 U CN201220558049 U CN 201220558049U CN 202876142 U CN202876142 U CN 202876142U
- Authority
- CN
- China
- Prior art keywords
- jaw
- handle
- shearing
- ratchet
- square shaft
- 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 discloses shear spread combination pliers. Jaws comprises a fixed jaw and a movable jaw, handles comprises a support handle and a pressing handle, and the fixed jaw is arranged on one side of the support handle. The shear spread combination pliers are provided with a square shaft and two ratchet wheel mechanisms, wherein the movable jaw penetrates through a square hole and is arranged on the square shaft. Ratchet wheels of the ratchet wheel mechanisms are fixedly connected with the square shaft through the square hole, one of the two ratchet wheel mechanism is provided with a structure connected with the pressing handle. By utilizing the technical scheme, and by changing handle positions, expansion, supporting and shearing of a sheared edge are achieved, in the process of disaster relief, the sheering of reinforced steel bar in concrete is convenient, weights can be supported, and rescue operation can be carried out smoothly. The shear spread combination pliers are applicable to emergency situations and no power supply conditions, easy to machine and manufacture, low in production cost, zero in energy consumption, easy to operate, flexible to use, wide in application ranged, small in size, light in weight and capable of saving production cost.
Description
Technical field
The utility model belongs to the technical field of hardware machinery instrument, relates to the technology of manual cutting implement, and more particularly, the utility model relates to a kind of shearing expansion combination plier.
Background technology
At the scene of Sudden Natural Disasters or traffic accident, large-scale disaster relief equipment is difficult in time enter; Even sometimes can enter reluctantly disaster relief scene, also may be because equipment volume to be excessive, performance accuracy is difficult to control and can not guarantees the personal safety of trapped personnel.
A series of great Sudden Natural Disasters such as Yushu earthquake of Wenchuan earthquake in 2008 and 2010 give people very large thoughts and feelings.On the one hand, at disaster relief scene, it is relatively poor that main equipment approaches the ability of rescuing point or rescue face, and these large-scale disaster relief equipment operatings are relatively more difficult, precision is difficult to control, cause easily that at rescue site the secondary of building caves in, and very easily injure trapped personnel; On the other hand, rescue site often needs multiple rescue work to hocket, as broken, remove, cut, shear, remove etc., main equipment often function ratio is more single, perhaps function is less, and the scene is mobile or the conversion process face is relatively more difficult, is not enough to tackle on-the-spot several work demand.
This moment, effective method was concrete block, the stone jack-up of utilizing manpower to cave in the most, or cut off reinforcing bar, iron pipe etc., in time rescued trapped personnel.And adopt traditional reinforcing bar pincers to only have shearing function, do not possess the function that weight is supported and expands, therefore disaster relief personnel often need to carry multiple disaster relief instrument, such as reinforcing bar pincers, expander etc., and carry run quickly line speed and the disaster relief efficient that multiple types of tools can reduce the rescue personnel greatly.
The traditional reinforcing bar pincers that adopt in the prior art only have shearing function.Utilize the shearing function of reinforcing bar pincers, the object of reinforcing bar one class is cut off.With regard to its shearing function, its size of shearing object is subjected to the dehisce impact of size of its jaw.In addition, the jaw outer rim of traditional reinforcing bar pincers is convex structures, does not possess the support the planning function, as shown in Figure 1.This is just so that the scope of application of reinforcing bar pincers has significant limitation.
So consider from disaster relief efficient, a kind ofly both can shear if adopt, also can expand, support simultaneously the combination plier of weight, just can greatly improve the speed of rescue, make the survival rate of life increase again many.
The utility model content
The utility model provides a kind of shearing expansion combination plier, its objective is the applied in any combination that realizes shearing and the planning function.
To achieve these goals, the technical scheme taked of the utility model is:
Shearing expansion combination plier of the present utility model comprises caliper, jaw and handle, and described caliper is provided with linkage; Described jaw is installed on the caliper, and described jaw comprises regular jaw and moving jaw; Described handle comprises support shank and pressure handle; Described regular jaw is installed in support shank one side; Described shearing expansion combination plier is established square shaft and two ratchet mechanisms, and described moving jaw is installed on the square shaft by square hole; The ratchet of described ratchet mechanism is fixedly connected with square shaft by square hole; One in two ratchet mechanisms is provided with the structure that is connected with described pressure handle.
In the described ratchet mechanism another is fixedly connected with the linkage fixed bar; Establish the bolt fixed structure on described linkage fixed bar and the support shank.
The wedge shape broached-tooth design is established in the outer survey of described moving jaw.
The utility model adopts technique scheme, and the position of conversion handle can be realized that the expansion of sheared edge is supported and sheared, thereby both made things convenient for the reinforcing bar of shearing in the concrete in disaster relief process, weight can be supported again, makes things convenient for carrying out smoothly of rescue work; Be applicable to use under emergency relief occasion, the non-powered state; Easily processing and manufacturing, cheap, do not consume the energy; Simple to operate, to use more flexibly, range of application is more extensive, and volume and weight is all less, saves product cost.
Description of drawings
The below briefly explains the expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure:
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is front projection schematic diagram of the present utility model.
Be labeled as among the figure:
1, wedge shape broached-tooth design, 2, ratchet mechanism, 3, pressure handle, 4, support shank, 5, the bolt fixed structure, 6, the linkage fixed bar, 7, square shaft.
The specific embodiment
The below contrasts accompanying drawing, by the description to embodiment, the specific embodiment of the present utility model is described in further detail, and to help those skilled in the art inventive concept of the present utility model, technical scheme is had more complete, accurate and deep understanding.
The utility model provides a kind of shearing expansion combination plier, and it is a kind of product of pure machinery, and volume is little, be easy to carry, the operating space is little, for the very first time carries out the disaster relief very large benefit is arranged.The utility model has mainly used some mechanical mechanisms, such as ratchet mechanism, linkage etc., realizes shearing and the expansion support function with this.
The multi-function scissor tangential expander combination plier that adopts the utility model to provide, can utilize manpower in time to rescue trapped personnel in the very first time, and also can provide sufficient preparation for large-scale disaster relief equipment approaches the rescue point, more convenient main equipment is fast running under the prerequisite that guarantees trapped personnel safety, has accelerated the speed of the disaster relief.
The of the present utility model structure expressed such as Fig. 1, Fig. 2, the utility model are a kind of shearing expansion combination plier, comprise caliper, jaw and handle, and described caliper is provided with linkage; Described jaw is installed on the caliper.
In order to solve the problem that prior art exists and to overcome its defective, realize shearing the goal of the invention with the applied in any combination of the planning function, the technical scheme that the utility model is taked is:
As shown in Figure 1 and Figure 2, shearing expansion combination plier of the present utility model, wherein, described jaw comprises regular jaw and moving jaw; Described handle comprises support shank 4 and pressure handle 3; Described regular jaw is installed in support shank 4 one sides; Described shearing expansion combination plier is established square shaft 7 and two ratchet mechanisms 2, and described moving jaw is installed on the square shaft 7 by square hole; The ratchet of described ratchet mechanism 2 is fixedly connected with square shaft 7 by square hole; One in two ratchet mechanisms 2 is provided with the structure that is connected with described pressure handle 3.
In the described ratchet mechanism 2 another is fixedly connected with linkage fixed bar 6; Establish bolt fixed structure 5 on described linkage fixed bar 6 and the support shank 4.
Can find out that from Fig. 1 and Fig. 2 the utility model mainly is comprised of ratchet mechanism, leverage.Ratchet mechanism has one-way movement and auto-lock function.
In the utility model, adopt two ratchet mechanisms, forward and reverse being installed in respectively on the square shaft 7.One of them ratchet mechanism is installed on the pressure handle of shearing stretching pliers, with hand pressure handle 3 is exerted pressure, and can shear and expands object.Ratchet mechanism 2 one ends oppositely are installed in the opposite side of square shaft 7, and the other end is movably arranged on the support shank 4 by the bolt of M6,
During shearing, unclamp the M6 bolt, can normally shear object;
When weight is supported in expansion, tighten the M6 bolt, pressure handle 3 is exerted pressure, can expand supporting object, when the effect of M6 bolt is that ratchet is done unidirectional intermittent motion, be unlikely to be pushed back by weight.
The root of jaw of the prior art is circular hole.For can and ratchet servo-actuated together, original circular hole is processed into 12.5 * 12.5 square hole.
Rise or descend by lever drives sheared edge, and the effect of ratchet mechanism is to make sheared edge can only keep a kind of motion state a moment, and sheared edge is fixed on the position.
Can realize the expansion support and shearing of sheared edge by the position of above as can be known conversion handle, thereby in disaster relief process, both make things convenient for the reinforcing bar of shearing in the concrete, weight can be supported again, make things convenient for carrying out smoothly of rescue work.
Wedge shape broached-tooth design 1 is established in the outer survey of described moving jaw.
Expansion support function of the present utility model: the jaw outer rim of shearing the expansion combination plier is designed to the wedge broached-tooth design, is convenient to go deep into the weight bottom with anti-slip.
The shearing of multi-functional bar of the present utility model pincers dehisce than the regular reinforcement pincers dehisced greatly a lot, also can shear some thicker objects like this.And easy to operate, small volume, be easy to carry about with one, can work in the less space, the utilization scope is more extensive.
Operation principle of the present utility model and performance evaluation:
1, by leverage, uses the heavier object of less power jack-up or shear some objects.
2, utilize unidirectional intermittent movement function and the latching characteristics of ratchet, make two sheared edges can only keep an action a moment, make sheared edge not be subjected to keep in the situation of external force original motion state.
3, use linkage to drive moving up and down of sheared edge, realize shearing and the planning function.
4, the interference fits between use square column and the square hole makes the two can not produce relative rotation, drives wherein expansion and the shearing of sheared edge.
Innovative point of the present utility model:
1, utilizes the function at unidirectional intermittence of ratchet, make sheared edge realize the motion of positive and negative two directions, both can shear, can play again expansion and support weight.
2, this product frame for movement does not sheerly need to use driven by power, is particularly useful for using under the urgent occasion non-powered state.
3, use linkage and leverage, and two mechanisms are cooperatively interacted, by the action of lever drives connecting rod, move up and down thereby drive sheared edge.
4, original reinforcing bar pincers are transformed, reinforcing bar pincers and set of dilators are combined, handled easily makes utilization more flexible, and scope is more extensive, and volume and weight is all less, saves product cost.
Application value of the present utility model:
1, this shearing expansion combination plier is cheap, is easy to processing and manufacturing, and is simple to operate, do not consume the energy.
2, utilize ratchet mechanism, so that operating efficiency improves greatly, can reduce workman's labour intensity.
3, the function that has shearing and expand, make the function of existing reinforcing bar pincers further perfect, can shear object or weight is supported to certain height, make things convenient for the broken barrier of other equipment, for the regular hour is striven in Sudden Natural Disasters, traffic accident, can greatly alleviate the harm that natural calamity and emergency episode cause to the person, property.
4, can be used for rescue after the earthquake, or in time rescue is out safely the personnel that are trapped in the compartment when getting into an accident.
The above has carried out exemplary description to the utility model by reference to the accompanying drawings; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (3)
1. shear the expansion combination plier for one kind, comprise caliper, jaw and handle, described caliper is provided with linkage; Described jaw is installed on the caliper, it is characterized in that: described jaw comprises regular jaw and moving jaw; Described handle comprises support shank (4) and pressure handle (3); Described regular jaw is installed in support shank (4) one sides; Described shearing expansion combination plier is established square shaft (7) and two ratchet mechanisms (2), and described moving jaw is installed on the square shaft (7) by square hole; The ratchet of described ratchet mechanism (2) is fixedly connected with square shaft (7) by square hole; One in two ratchet mechanisms (2) is provided with the structure that is connected with described pressure handle (3).
2. according to shearing expansion combination plier claimed in claim 1, it is characterized in that: another in the described ratchet mechanism (2) is fixedly connected with linkage fixed bar (6); Establish bolt fixed structure (5) on described linkage fixed bar (6) and the support shank (4).
3. according to shearing expansion combination plier claimed in claim 1, it is characterized in that: wedge shape broached-tooth design (1) is established in the outer survey of described moving jaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205580495U CN202876142U (en) | 2012-10-20 | 2012-10-20 | Shear spread combination pliers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205580495U CN202876142U (en) | 2012-10-20 | 2012-10-20 | Shear spread combination pliers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202876142U true CN202876142U (en) | 2013-04-17 |
Family
ID=48067612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205580495U Expired - Fee Related CN202876142U (en) | 2012-10-20 | 2012-10-20 | Shear spread combination pliers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202876142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112794231A (en) * | 2021-01-27 | 2021-05-14 | 上海化工研究院有限公司 | Wedged pneumatic jack |
| CN112996571A (en) * | 2018-04-17 | 2021-06-18 | 鲁卡斯液压有限公司 | Method for operating a work or rescue device, work or rescue device |
-
2012
- 2012-10-20 CN CN2012205580495U patent/CN202876142U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996571A (en) * | 2018-04-17 | 2021-06-18 | 鲁卡斯液压有限公司 | Method for operating a work or rescue device, work or rescue device |
| US11794041B2 (en) | 2018-04-17 | 2023-10-24 | Lukas Hydraulik Gmbh | Method for operating a working device or rescue device, and working device or rescue device |
| CN112794231A (en) * | 2021-01-27 | 2021-05-14 | 上海化工研究院有限公司 | Wedged pneumatic jack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017012420A1 (en) | Multifunctional engineering accessory for six-bar mechanism | |
| CN102849649A (en) | Multi-functional elevating platform with simple structure, movement convenience and easy operation | |
| CN105750627A (en) | Clamping shearing snatching and seam expanding integral rescue tool | |
| CN202876142U (en) | Shear spread combination pliers | |
| CN104941089A (en) | Multifunctional rescue accessory | |
| CN202761942U (en) | Mechanical gap expander | |
| US5956992A (en) | Spreading, crushing or cutting device | |
| JP2012135872A (en) | Wire saw cutting device | |
| CN101752808B (en) | Electric aerodyne for transmission line maintenance | |
| CN201009238Y (en) | Safety robot tool | |
| CN204770891U (en) | Portable steel pipe cutter | |
| CN204505569U (en) | A kind of fire-fighting emergent rescue diamond bead hydraulic pressure rope saw | |
| CN204195997U (en) | A kind of electric porcelain tile cutting tool | |
| CN104669445B (en) | A kind of fire-fighting emergent rescue diamond bead hydraulic pressure rope saw and method of work thereof | |
| CN203320928U (en) | Overhead hanging basket | |
| CN212531889U (en) | Prevent weighing down buffering building elevator | |
| CN202239770U (en) | Auxiliary drilling tool | |
| CN210789350U (en) | Photovoltaic power generation project support stand is to perforation mould | |
| CN102343460A (en) | Single hinge type staggered joint short strong-force hand cutting device | |
| CN202036715U (en) | Multifunctional obstacle breaking tool | |
| CN201611751U (en) | Electric runaway used for transmission line examination and repair | |
| CN202964692U (en) | Multipurpose scissors | |
| CN202239399U (en) | Quick breaker of reinforcing steel bar or small-section section bar | |
| CN202028068U (en) | Stepping type translational and multifunctional barrier-breaking tool | |
| CN202910221U (en) | Safety protection device of punching machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20131020 |