CN205085881U - Wrench tool - Google Patents
Wrench tool Download PDFInfo
- Publication number
- CN205085881U CN205085881U CN201520773420.3U CN201520773420U CN205085881U CN 205085881 U CN205085881 U CN 205085881U CN 201520773420 U CN201520773420 U CN 201520773420U CN 205085881 U CN205085881 U CN 205085881U
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- China
- Prior art keywords
- ratchet
- button
- connecting rod
- wrench
- installation cavity
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- 238000009434 installation Methods 0.000 claims description 41
- 238000003825 pressing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Abstract
The utility model provides a wrench tool, include: wrench body, the ratchet, a pawl, the connecting rod, return spring and button, wrench body's front portion is formed with the ratchet mounting hole, the ratchet is formed by the concatenation of a plurality of ratchet part, the inside of ratchet forms to positive N limit shape through -hole structure, the outside of ratchet is formed with the tooth's socket, the pawl rotates and installs inside wrench body, click connection is in the connecting rod, the connecting rod is connected in the button, the return spring butt is in the button, and provide return elasticity for pressing the button, a button, connecting rod and pawl constitute element linkage, through operating button control pawl stretching out and drawing back in the ratchet mounting hole. The utility model discloses a components of a whole that can function independently design is carried out with handle operation section to the hexagonal part of creaing with traditional wrench tool, utilizes pawl ratchet locking mechanism to realize screwing up in succession and loosening of car braking hard tube joint, has improved wrench tool's use convenience and operating efficiency greatly.
Description
Technical field
The utility model relates to machine tool technical field, is specifically related to a kind of Wrench, the Wrench that especially a kind of automobile hard pipe joint is special.
Background technology
In automobile manufacture industry, due to the particularity of product, current most main engine plants are when fastening brake hard tube joint, and use open-end wrench to tighten, efficiency is lower.Particularly in after-sales service, during dismounting hard pipe joint, have many parts around, cause insufficient space, often rotate an open-end wrench, all need to be taken off, and then snap on joint, operation is wasted time and energy, and efficiency is lower.And need for different hard pipe joint the spanner changing different bore, cause in vehicle use, maintenance process and need to carry multiple Wrench simultaneously, cause the inconvenience of carrying operation, therefore how to design a kind of can realize hard pipe joint tightening action continuously and unclamp action, the removable Wrench of bore is significant.
Summary of the invention
The utility model is based on above-mentioned prior art problem, the Wrench devising a kind of brand new of innovation, split design is carried out with lever operated part by being divided by six quadrate parts of conventional spanner instrument of innovation, use pawl ratchet mechanism locking to realize tightening continuously and unclamping of auto Brake Tube joint, substantially increase property easy to use and the operating efficiency of Wrench.
It is as follows that the utility model solves the problems of the technologies described above taked technical scheme:
A kind of Wrench, comprise: wrench body 1, ratchet, ratchet 4, connecting rod 6, return spring 7 and button 8, the front portion of described wrench body 1 is formed with ratchet installing hole, described ratchet is spliced by several ratchet portions, the inside of described ratchet is formed as n-shaped through-hole structure, the outside of described ratchet is formed with some teeth groove that teeth directional is consistent, described ratchet is installed in described ratchet installing hole, described ratchet 4, connecting rod 6, return spring 7 and button 8 are installed in described wrench body 1, and described ratchet 4 rotation is installed on wrench body 1 inside, described ratchet 4 is connected to described connecting rod 6, described connecting rod 6 is connected to described button 8, described return spring 7 is connected to described button 8, and provide returning elastic for described button, described button 8, connecting rod 6 and ratchet 4 form jointed gear unit, described ratchet stretching in ratchet installing hole is controlled by operating described button 8.
Further according to Wrench described in the utility model, the inside of wherein said wrench body 1 is formed with ratchet installation cavity, described ratchet 4 is rotated by rivet or bearing pin and is installed in described ratchet installation cavity, the sidewall of described ratchet installing hole offers the opening being communicated with described ratchet installation cavity, the front end of described ratchet 4 can extend out in described ratchet installing hole through described opening, and the rear end of described ratchet 4 is connected to the front end of described connecting rod 6.
Further according to Wrench described in the utility model, the inside of wherein said wrench body 1 is formed with connecting rod passage, and the front end of described connecting rod passage is communicated with described ratchet installation cavity, and described connecting rod 6 is arranged in described connecting rod passage.
Further according to Wrench described in the utility model, the rearward end of wherein said wrench body 1 is inwardly formed with button installation cavity, the rear end of described connecting rod passage is communicated with described button installation cavity, the rear end of described connecting rod 6 is stretched in described button installation cavity, and in described button installation cavity, being connected to the front end of described button, described return spring 7 and button 8 are arranged in described button installation cavity.
Further according to Wrench described in the utility model, ledge structure is formed between wherein said button installation cavity and described connecting rod passage, described return spring 7 is sheathed on described connecting rod 6 in described button installation cavity, and the front end of return spring 7 is connected on described ledge structure, the rear end of return spring 7 is connected to the front end of described button.
Further according to Wrench described in the utility model, wherein said button 8 is under the state be not pressed, described return spring 7 is in compressive state, and the rear end of described button 8 protrudes from the rear end face of described wrench body, under the elastic reaction of return spring 7 pairs of buttons, button 8 pulls ratchet to make its front end stretch out in ratchet installing hole by connecting rod 6; Described button 8 is under the state be pressed, and described button 8 promotes ratchet rotation by connecting rod 6 makes its front end shrink in ratchet installation cavity.
Further according to Wrench described in the utility model, wherein said ratchet is spliced by the first half ratchets 2 and the second half ratchets 3, described the first half ratchets 2 are formed as the wall structure corresponding with n-shaped through hole with the internal face of the second half ratchets 3, the outside of described the first half ratchets 2 and the second half ratchets 3 is all formed with some teeth groove that teeth directional is consistent, the front end of described ratchet can be inserted when stretching out in ratchet installing hole in described teeth groove, the end of described the first half ratchets 2 and the second half ratchets 3 is formed with buckle structure, described the first half ratchets 2 and the second half ratchet 3 buckles are stitched together.
Further according to Wrench described in the utility model, wherein said ratchet installing hole is manhole, described the first half ratchets 2 and the second half ratchets 3 are spliced to form circular ratchet structure, described the first half ratchets 2 and the second half ratchets 3 all have semicircular ring structure, the two ends of described the first half ratchets 2 are formed with draw-in groove, the two ends of described the second half ratchets 3 are formed with chuck, are embedded the first half ratchets 2 and the second half ratchet 3 buckle splicings in draw-in groove by chuck.
Further according to Wrench described in the utility model, the inside of wherein said ratchet is formed as regular hexagon or octagon through-hole structure.
Further according to Wrench described in the utility model, wherein said ratchet installing hole offers breach 9.
At least following technique effect can be reached by the technical solution of the utility model:
1) being divided by six quadrate parts of conventional spanner instrument that, the utility model is initiated has carried out split design with lever operated part, and utilize pawl ratchet locking to realize and tighten continuously and unclamp, provide a kind of Wrench of brand new, can wide popularization and application in multiple technical field, wide market;
2), Wrench described in the utility model can realize, to the continuous degree of tightness operation of sizes joint, improve operating efficiency by changing ratchet;
3), utilize Wrench described in the utility model to avoid operation inconvenience that vehicle used, carried in maintenance process simultaneously multiple Wrench, improve property easy to use and operating efficiency.
Accompanying drawing explanation
Accompanying drawing 1 is the three-dimensional structure diagram of Wrench described in the utility model;
Accompanying drawing 2 is the inside composition structural representation of Wrench described in the utility model;
Accompanying drawing 3 is the structural representation that in Wrench described in the utility model, ratchet unclamps;
Accompanying drawing 4 is that when using Wrench described in the utility model, the first half ratchets are installed on the structural representation in hard pipe joint;
Accompanying drawing 5 is that when using Wrench described in the utility model, the first half ratchets and the second half ratchets are installed on the structural representation in hard pipe joint;
Accompanying drawing 6 is the structural representation using Wrench described in the utility model hard pipe joint to be carried out to degree of tightness operation;
In figure, the implication of each Reference numeral is:
1-wrench body, 2-the first half ratchet, 3-the second half ratchet, 4-ratchet, 5-rivet, 6-connecting rod, 7-return spring, 8-button, 9-breach.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail, to enable those skilled in the art's understanding clearly scheme of the present utility model, but does not therefore limit protection domain of the present utility model.
Wrench described in the utility model comprises: wrench body 1, the first half ratchets 2, the second half ratchets 3, ratchet 4, rivet 5, connecting rod 6, return spring 7 and button 8, as shown in Figures 1 and 2, described wrench body 1 has common wrench structure, circular penetrating ratchet installing hole is formed in the front portion of wrench body 1, and described ratchet installing hole offers breach 9, the rear portion of described wrench body is formed as handle arrangement, described ratchet 4 is formed in the inside of described wrench body, rivet 5, connecting rod 6, the installation cavity of return spring 7 and button 8, the front portion of concrete described wrench body 1 forms ratchet installation cavity, the sidewall of described ratchet installing hole offers the opening being communicated with described ratchet installation cavity, the middle part of described ratchet 4 is rotated by rivet 5 and is installed in described ratchet installation cavity, and the front end of ratchet can extend out in described ratchet installing hole through described opening, the rear end of ratchet is connected to one end of connecting rod 6, the rear portion of described wrench body 1 is formed with connecting rod passage along its handle bearing of trend, the front end of described connecting rod passage is communicated in described ratchet installation cavity, the rear end of described connecting rod passage is communicated in button installation cavity, described connecting rod 6 is arranged in described connecting rod passage, the front end of described connecting rod 6 is rotationally connected with the rear end of ratchet 4, the rear end of described connecting rod 6 is fixedly connected on button 8, described button installation cavity is formed in inside, the rear end of described handle, described button installation cavity is communicated with described connecting rod passage, and internal diameter is greater than described connecting rod passage, thus ledge structure is formed between button installation cavity and connecting rod passage, the rear end of described connecting rod 6 extend out in described button installation cavity from connecting rod passage, described return spring 7 is sheathed on described connecting rod 6 in described button installation cavity, the rear end face of connecting rod 6 is fixedly connected on the front end face of described button 8, thus described return spring 7 and button 8 are in described button installation cavity, and the front end of return spring 7 is connected on the ledge structure between button installation cavity and connecting rod passage, the rear end of return spring 7 is connected to the front end face of described button, return spring 7 is in contraction state always, the rear end face of described button 8 stretches out in beyond button installation cavity, and protrude from the rear end face of handle, so as shown in Figure 2, the rear end of described button 8 protrudes from handle rear end face in normal state, under the elasticity extruding of described return spring 7, button 8 pulls back connecting rod 6, connecting rod 6 pulls ratchet 4 to make its front end stretch out in ratchet installing hole, and can inlay card on ratchet in teeth groove.When pressing described button 8, described button 8 driven forward connecting rod 6, connecting rod 6 and then promotion ratchet 4 rotate counterclockwise and make its front end shrink in ratchet installation cavity, are separated, as shown in Figure 3 with the ratchet in ratchet installing hole.In described ratchet installing hole, at least two ratchets are installed, preferred as shown in Figure 2 the first half ratchets 2 and the second half ratchets 3 are installed, described the first half ratchets 2 and the second half ratchets 3 are stitched together the circular ratchet structure being formed and can put into ratchet installing hole, and circular ratchet inside formed mate with hard pipe joint screw structure, as common hexagonal structure or all directions structure, preferably described the first half ratchets 2 has semicircular ring structure with the second half ratchet 3 entirety, and the inside of the first half ratchets 2 and the second half ratchets 3 has the interior wall construction corresponding to n-shaped through hole, the outside of the first half ratchets 2 and the second half ratchets 3 is all formed with some teeth groove, and the teeth directional of the first half outside some teeth groove of ratchet 2 is consistent, the teeth directional of the second half outside some teeth groove of ratchet 3 is consistent, the two ends of the first half ratchets 2 are formed with draw-in groove, the two ends of the second half ratchets 3 are formed with chuck, embed in draw-in groove described the first half ratchets 2 and the second half ratchets 3 to be connected together by chuck and form the ratchet structure of annular, ratchet inside has n-shaped through-hole structure, ratchet outside is formed with teeth directional and is consistent some teeth groove of (clockwise or counterclockwise).Certain those skilled in the art also can adopt the ratchet portions of more than three to be spliced into a complete ratchet.When in the ratchet installing hole that described ratchet is installed on wrench body, the front end of described ratchet 4 can to stretch out in ratchet installing hole and to be inserted in the teeth groove of ratchet, thus is fixed on by ratchet in the ratchet installation cavity of wrench body.
The following describes and use Wrench described in the utility model to carry out fastening and operating process that is that unclamp to hard pipe joint, first as shown in Figure 4, the inwall of the first half ratchets 2 is close to hard pipe joint outer wall, then the second half ratchets 3 and the first half ratchets 2 are snapped together as shown in Figure 5, acting in conjunction clamping hard pipe joint, should be noted during installation that the teeth directional of two and half ratchets is consistent.Then the breach of wrench body ratchet installing hole is passed hard tube body, the ratchet installing hole of wrench body is sleeved on the ratchet withheld, as shown in Figure 6, should be noted that ratchet direction is consistent with the teeth groove direction of ratchet when being set with, with to make in rotation process ratchet can firmly inlay card in teeth groove, instead of slide along the back of tooth of ratchet, button 8 need be pressed when being set with simultaneously, prevent ratchet from blocking, when ratchet installing hole is sleeved on ratchet completely, release button 8, utilize the return stretching action of return spring, ratchet front end to stretch out in ratchet installing hole and inserts inlay card in the teeth groove of ratchet, last turning handle, by ratchet latch ratchet and by force transmission on ratchet, drive pawl wheel, ratchet inside firmly clamps hard pipe joint by hexagonal structure, make it to rotate with ratchet, thus can reach and unclamp or the object of fastening hard pipe joint.Again press the button after having operated, promote ratchet by connecting rod and unclamp ratchet, take out ratchet, complete the dismounting of instrument.
Being divided by six quadrate parts of Wrench of the utility model innovation carries out split design with lever operated part, pawl ratchet mechanism locking is used to realize tightening continuously and unclamping of auto Brake Tube joint, can realize operating the degree of tightness of sizes joint by changing ratchet, improve operating efficiency, there is larger market popularization value, avoid the operation inconvenience of simultaneously carrying multiple Wrench in vehicle use, maintenance process simultaneously, improve property easy to use and operating efficiency.
Below be only that preferred embodiment of the present utility model is described; the technical solution of the utility model is not limited to this; the any known distortion that those skilled in the art do on the basis that major technique of the present utility model is conceived all belongs to the claimed technology category of the utility model, and the concrete protection domain of the utility model is as the criterion with the record of claims.
Claims (10)
1. a Wrench, it is characterized in that, comprise: wrench body (1), ratchet, ratchet (4), connecting rod (6), return spring (7) and button (8), the front portion of described wrench body (1) is formed with ratchet installing hole, described ratchet is spliced by several ratchet portions, the inside of described ratchet is formed as n-shaped through-hole structure, the outside of described ratchet is formed with some teeth groove that teeth directional is consistent, described ratchet is installed in described ratchet installing hole, described ratchet (4), connecting rod (6), return spring (7) and button (8) are installed in described wrench body (1), and described ratchet (4) rotation is installed on wrench body (1) inside, described ratchet (4) is connected to described connecting rod (6), described connecting rod (6) is connected to described button (8), described return spring (7) is connected to described button (8), and provide returning elastic for described button, described button (8), connecting rod (6) and ratchet (4) form jointed gear unit, described ratchet stretching in ratchet installing hole is controlled by operating described button (8).
2. Wrench according to claim 1, it is characterized in that, the inside of described wrench body (1) is formed with ratchet installation cavity, described ratchet (4) is rotated by rivet or bearing pin and is installed in described ratchet installation cavity, the sidewall of described ratchet installing hole offers the opening being communicated with described ratchet installation cavity, the front end of described ratchet (4) can extend out in described ratchet installing hole through described opening, and the rear end of described ratchet (4) is connected to the front end of described connecting rod (6).
3. Wrench according to claim 2, is characterized in that, the inside of described wrench body (1) is formed with connecting rod passage, and the front end of described connecting rod passage is communicated with described ratchet installation cavity, and described connecting rod (6) is arranged in described connecting rod passage.
4. Wrench according to claim 3, it is characterized in that, the rearward end of described wrench body (1) is inwardly formed with button installation cavity, the rear end of described connecting rod passage is communicated with described button installation cavity, the rear end of described connecting rod (6) is stretched in described button installation cavity, and in described button installation cavity, being connected to the front end of described button, described return spring (7) and button (8) are arranged in described button installation cavity.
5. Wrench according to claim 4, it is characterized in that, ledge structure is formed between described button installation cavity and described connecting rod passage, described return spring (7) is sheathed on described connecting rod (6) in described button installation cavity, and the front end of return spring (7) is connected on described ledge structure, the rear end of return spring (7) is connected to the front end of described button.
6. Wrench according to claim 5, it is characterized in that, described button (8) is under the state be not pressed, described return spring (7) is in compressive state, and the rear end of described button (8) protrudes from the rear end face of described wrench body, at return spring (7) under the elastic reaction of button, button (8) pulls ratchet to make its front end stretch out in ratchet installing hole by connecting rod (6); Described button (8) is under the state be pressed, and described button (8) promotes ratchet rotation by connecting rod (6) makes its front end shrink in ratchet installation cavity.
7. the Wrench according to any one of claim 1-6, it is characterized in that, described ratchet is spliced by the first half ratchets (2) and the second half ratchets (3), described the first half ratchets (2) are formed as the wall structure corresponding with n-shaped through hole with the internal face of the second half ratchets (3), the outside of described the first half ratchets (2) and the second half ratchets (3) is all formed with some teeth groove that teeth directional is consistent, the front end of described ratchet can be inserted when stretching out in ratchet installing hole in described teeth groove, the end of described the first half ratchets (2) and the second half ratchets (3) is formed with buckle structure, described the first half ratchets (2) and the second half ratchet (3) buckles are stitched together.
8. Wrench according to claim 7, it is characterized in that, described ratchet installing hole is manhole, described the first half ratchets (2) and the second half ratchets (3) are spliced to form circular ratchet structure, described the first half ratchets (2) and the second half ratchets (3) all have semicircular ring structure, the two ends of described the first half ratchets (2) are formed with draw-in groove, the two ends of described the second half ratchets (3) are formed with chuck, embedded in draw-in groove the first half ratchets (2) and the second half ratchet (3) buckles are spliced by chuck.
9. the Wrench according to any one of claim 1-6, is characterized in that, the inside of described ratchet is formed as regular hexagon or octagon through-hole structure.
10. the Wrench according to any one of claim 1-6, is characterized in that, described ratchet installing hole offers breach (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520773420.3U CN205085881U (en) | 2015-10-08 | 2015-10-08 | Wrench tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520773420.3U CN205085881U (en) | 2015-10-08 | 2015-10-08 | Wrench tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205085881U true CN205085881U (en) | 2016-03-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520773420.3U Active CN205085881U (en) | 2015-10-08 | 2015-10-08 | Wrench tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205085881U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717799A (en) * | 2017-10-30 | 2018-02-23 | 国网黑龙江省电力有限公司检修公司 | The multilayer sleeve spanner and method of work of 360 degree of rotary expansions |
| CN113319773A (en) * | 2021-07-15 | 2021-08-31 | 国网河南省电力公司直流运检分公司 | Torque wrench for installing converter valve cooling water pipe joint and installation method thereof |
| CN113635246A (en) * | 2021-08-26 | 2021-11-12 | 上海市基础工程集团有限公司 | Wrench device for steel bar mechanical connection sleeve |
| CN115340039A (en) * | 2022-09-02 | 2022-11-15 | 湖北荆楚星专用汽车有限公司 | Lifter for adjusting angle of chassis of trailer |
-
2015
- 2015-10-08 CN CN201520773420.3U patent/CN205085881U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717799A (en) * | 2017-10-30 | 2018-02-23 | 国网黑龙江省电力有限公司检修公司 | The multilayer sleeve spanner and method of work of 360 degree of rotary expansions |
| CN113319773A (en) * | 2021-07-15 | 2021-08-31 | 国网河南省电力公司直流运检分公司 | Torque wrench for installing converter valve cooling water pipe joint and installation method thereof |
| CN113635246A (en) * | 2021-08-26 | 2021-11-12 | 上海市基础工程集团有限公司 | Wrench device for steel bar mechanical connection sleeve |
| CN115340039A (en) * | 2022-09-02 | 2022-11-15 | 湖北荆楚星专用汽车有限公司 | Lifter for adjusting angle of chassis of trailer |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |