CN107253156A - Pipe wrench with ratcher function - Google Patents
Pipe wrench with ratcher function Download PDFInfo
- Publication number
- CN107253156A CN107253156A CN201710636719.8A CN201710636719A CN107253156A CN 107253156 A CN107253156 A CN 107253156A CN 201710636719 A CN201710636719 A CN 201710636719A CN 107253156 A CN107253156 A CN 107253156A
- Authority
- CN
- China
- Prior art keywords
- jaw
- handle
- caliper
- drift
- pipe wrench
- 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
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
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
-
- 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
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/50—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
- B25B13/5008—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects
- B25B13/5016—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by externally gripping the pipe
- B25B13/5025—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by externally gripping the pipe using a pipe wrench type tool
- B25B13/5041—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by externally gripping the pipe using a pipe wrench type tool with movable or adjustable jaws
- B25B13/5058—Linearly moving or adjustable, e.g. with an additional small tilting or rocking movement
Abstract
The invention discloses a kind of pipe wrench with ratcher function, including handle, moving caliper, the moving caliper is movable to be connected on handle, the moving caliper includes caliper handle and the moving jaw of caliper handle front end, also include wedge-shaped jaw, stage clip, pin, the handle front end is provided with a rectangular channel for being used to install wedge-shaped jaw, both sides open up coaxial pin hole to rectangular channel inwall to the left and right, pressure spring slot is opened up at the top of rectangular channel upwards, the drift jaw opens up slotted hole, the drift jaw is put into rectangular channel, after the slotted hole regulation alignment of pin hole and drift jaw, insertion pin simultaneously rivets fixation；The stage clip upper end is put into pressure spring slot, and stage clip lower end is withstood on drift jaw.The present invention can both realize the function of rapid strong clamping workpiece, and ratcher function can be realized again, can carry out that continuous rapidly spine twists repeatedly to round pieces such as pipe fittings.
Description
Technical field
The present invention relates to manual hardware ＆ tools, specifically a kind of pipe wrench with ratcher function.
Background technology
At present, easily occur skidding, it is necessary to which constantly rotating adjusting nut changes when conventional common pipe wrench clamp holds workpiece
Become the amount of opening size of pipe wrench, to adapt to the profile of workpiece, such operation is wasted time and energy, and greatly reduces operating efficiency, and
And clamping dynamics occurs not enough in conventional common pipe wrench, workpiece skids jaw during force.Therefore, actual production
Be accomplished by life it is a kind of both can strongly clamp workpiece, the pipe wrench of ratcher function can be flexibly realized again, to adapt to complexity
Changeable actual production working environment.
It is well known that the use of the spanner of ratchet structure being also that species is various now, but ratchet mechanism, gesture are used on spanner
Must bring complicated, the high defect of cost, it is therefore necessary to design it is a kind of be not real meaning ratchet mechanism, but can be real
The mechanism of existing ratcher function is applied on spanner, and this mechanism allows for completely realizing the function that ratchet straps are come, and structure
Easy-to-use cost bottom more simpler than ratchet mechanism.Or this low angle of cost is cast aside, brand-new a kind of tool of exploitation on spanner
There is the mechanism of ratcher function, be also the problem that those skilled in the art face.
By retrieval, in pipe wrench technical field, do not find to realize fast clamp and ratcher function using drift and spring
Technology.
Application number：97238631.9, publication date 1999-03-03 discloses ratchet wrench universal pipe tongs, is rotated by pipe wrench
Head, the motionless head of pipe wrench, groove, axle, slotted eye, spring, handle, ratchet spanner composition.
Application number：200920148546.6, publication date 2010-03-03 discloses a kind of new quick regulation pipe wrench, relates to
And be a kind of common tool.New departure can solve the problem that the drawbacks of amount of opening speed per hour of traditional pipe wrench adjusting jaw spends slow.It is main
To be made up of regular jaw, moving jaw, ratchet, spring, ratchet, removable pin and connecting pin etc..Ratchet is Double-gear in parallel
Structure.Usually ratchet is in close contact in spring pressure under effect with the gear wheel of ratchet, ensures that jaw size is constant.Use
Method is simple and convenient, as long as separating pawl-and-gearing with hand operant activity pin, just adjustable jaw quick-expansion, to pincers
Removable pin is decontroled when mouth amount of opening size is suitable to lock jaw, can largely save the time.
Application number：93242807.X, publication date 1994-09-14 discloses a kind of none-return quick-clamping pipe pincers, and it is to common
The improvement of pipe wrench.Install a ratchet and pawl additional on vice body, with coaxial ratchet fill it is a set of by damping axle sleeve, central shaft, spring,
The damping mechanism of the compositions such as lid, screw, pincers dental lamina makes curved, and the pincers tooth for moving binding clip is in hook-shaped, and vice body is consolidated with ratchet shaft
It is fixed.During operation, ratchet is opened, dynamic binding clip is pulled open with hand, jaw is blocked into pipe fitting, ratchet blocks ratchet, spiral is rotated and retreats
Device, makes three faces of pincers tooth all sting tight outer surface of pipe fittings, adjusts the adjusting screw of damping mechanism, makes the conical surface card of central shaft one end
Tightly, central shaft is to be braked, and reaches the purpose of self-locking.
Application number：201621037661.2, publication date 2017-04-05 discloses a kind of pipe wrench.The pipe wrench includes：First
Caliper, with the first end face that can be contacted with the side wall of tubing string；Second caliper, with the second end that can be contacted with the side wall of tubing string
Face, first end face is relative with second end face, and the second caliper can be relative to the movement of the first caliper, and then adjusts first end face and the second end
Gap between face；Ratchet assembly, is arranged on the first caliper；Handle, is connected with ratchet assembly one-directional rotation；The length of handle
There is an angle between the vertical plane of direction and first end face and/or second end face.When tubing string upper end apart from ground compared with
When the positional distance ground of near or pipe wrench clamping tubing string is nearer, the handle set on pipe wrench has an angle so that handle can
To extend obliquely from the position of clamping.
Application number：201320052469.0, publication date 2013-08-21 discloses ratchet box spanner, including handle, ratchet,
Ratchet conduction portion and associated jaw portion.Ratchet is in handle and contacted with ratchet conduction portion.Ratchet conduction portion includes two
The driving member of individual semicircle, driving member is fixed on by T-shaped groove in the groove of handle front end.There are chute and power transmission on driving member
Part.Associated jaw portion includes the jaw member and internal clamp port, outer jaw of two semicircles.Internal clamp port is fixed on the inwall of jaw member, and
It can rotate within the specific limits.Internal clamp port passes through jaw member exposed portion to be force-applying piece.Force-applying piece is between two force transmission elements,
And have gap.Outer jaw is oppositely arranged with internal clamp port, is fixed on by threaded rod on the inwall of jaw member.Associated jaw portion is fixed on
In the chute of ratchet conduction portion, and it can slide within the specific limits.
The pipe wrench with ratcher function retrieved above is with ratchet mechanism truly, and the present invention is utilized
Mechanism be not ratchet mechanism, but pipe wrench can be made to realize ratcher function.
The content of the invention
It is an object of the invention to provide a kind of pipe wrench with ratcher function, rapid strong clamping workpiece can be both realized
Function, ratcher function can be realized again, can carry out that continuous rapidly spine twists repeatedly to round pieces such as pipe fittings.The present invention is logical
Crossing simple structure realizes the function of ratchet spanner, and the complicated cost that real ratchet structure can be avoided to bring again is high
Defect.
In order to reach above-mentioned purpose, present invention employs following technical scheme, the pipe wrench with ratcher function, including hand
Handle, moving caliper, the moving caliper is movable to be connected on handle, and the moving caliper is included before caliper handle and caliper handle
The moving jaw at end, in addition to wedge-shaped jaw, stage clip, pin, the handle front end are used to install wedge-shaped jaw provided with one
Rectangular channel, both sides open up coaxial pin hole to rectangular channel inwall to the left and right, and rectangular channel top opens up pressure spring slot, the drift upwards
Jaw opens up slotted hole, and the drift jaw is put into rectangular channel, after the slotted hole regulation alignment of pin hole and drift jaw,
Insertion pin simultaneously rivets fixation；The stage clip upper end is put into pressure spring slot, and stage clip lower end is withstood on drift jaw.
One is also opened up on the handle is used for the through hole of installation activity caliper, and through hole inner top surface opens up a spring groove,
Spring is installed, lower spring end withstands spring leaf, and spring leaf is a split ring, and spring leaf bag is pressed in moving caliper in spring groove
On.
The caliper handle is provided with screw thread, and the caliper handle of moving caliper is passed through into spring leaf, with adjusting nut by moving caliper
It is fixed on handle.
The wedge-shaped jaw lower semisection rear end is provided with a roof platform, and the stage clip lower end is pressed in roof platform.
The axis of the stage clip and the axis cross of pin.
The handle front end also sets up and slid against above and below spigot surface, the wedge-shaped jaw on this spigot surface.
Compared to prior art, the invention has the advantages that：
Both sides are provided with pin hole and rectangular channel before handle head, and drift jaw bottom is provided with slotted hole, and pin passes through wedge
The slotted hole of hawkbill mouthful is fixed in the pin hole of handle, and drift jaw can be moved forward and backward, and handle inside groove is provided with pressure spring slot, pressure
Spring side is fixed on pressure spring slot, and opposite side withstands on drift jaw afterbody, when clamping workpiece exerts a force, in drift jaw stress is backward
Mobile, drift principle makes span of jaw reduce clamping workpiece, and stage clip is compressed, and handle, drift pincers are reversely rotated after the completion of force
Mouth automatic rollback original position in the presence of stage clip increases span of jaw, produces loosening with workpiece, the work(of ratchet is realized with this
Energy.
Spring groove is provided with handle through hole, spring leaf is placed in groove, and spring side withstands on spring groove inwall opposite side and withstood on
Spring leaf side wall, moving jaw shank, which is passed through, fixes the through hole of spring leaf and spring, and adjusting nut is by screw thread by adjustable clamp
Mouth shank is fixed and can be by rotating come adjusting jaw amount of opening, and spring leaf and spring mechanism can allow moving jaw using
Certain angle is opened in journey and is put into pipe fitting, and can make moving jaw can be with self-return after opening.
Reasonable in design, simple in construction, easy to manufacture of the invention, using, it is easy to operate, it is time saving and energy saving, can both realize fast
The function of fast clamping workpiece, can realize ratcher function again, and continuous rapidly spine repeatedly can be carried out to round pieces such as pipe fittings
Twist, substantially increase the operating efficiency of operator.
Brief description of the drawings
Fig. 1 has the sectional view of the pipe wrench of ratcher function for the present invention；
Fig. 2 is Fig. 1 upward view；
Fig. 3 has the overall diagram of the pipe wrench of ratcher function for the present invention.
In figure：1. moving caliper, 2. drift jaws, 3. pins, 4. stage clips, 5. handles, 6. springs, 7. spring leafs, 8. are adjusted
Save nut, 9. rectangular channels, 10. slotted holes, 11, through hole.
Embodiment
Detailed description for the present invention and technology contents, coordinate brief description of the drawings as follows, but accompanying drawing is only with reference to saying
It is bright to be used, not for being any limitation as to the present invention.
Embodiment 1：
As shown in accompanying drawing 1, Fig. 2, Fig. 3, the pipe wrench with ratcher function is used to provided with one before the head of handle 5 install
The rectangular channel 9 of wedge-shaped jaw and a through hole 11 for installation activity caliper, both sides open up two to rectangular channel inwall to the left and right
Pressure spring slot is opened up at the top of pin hole, rectangular channel upwards, the inner top surface of through hole 11, which is opened up, installs spring in a spring groove, spring groove,
Lower spring end withstands spring leaf 7, and spring leaf 7 is a split ring, and the bag of spring leaf 7 is pressed on moving caliper, and spring 6 is fixed on hand
It is used to withstand spring leaf 7 in the rear through hole inside groove of handle 5, moving caliper 1 includes caliper handle and the moving jaw of caliper handle front end,
Caliper handle is provided with screw thread, and the caliper handle of moving caliper 1 is passed through into spring leaf 7, moving caliper 1 is fixed on into hand with adjusting nut 8
On handle 5, the upper end of stage clip 4 is put into the pressure spring slot before the head of handle 5 in rectangular channel, drift jaw 3 is put into the head of handle 5
In rectangular channel above, stage clip lower end withstands on the afterbody of drift jaw 2, and drift jaw 2 opens up slotted hole 10, by the pin of handle 5
The slotted hole regulation alignment of hole and drift jaw 2, inserts pin 3 and rivets fixation.
As shown in Figure 1：The tooth form that moving caliper 1 and the surface of drift jaw 2 are provided with tooth form, jaw is distributed in staged,
Profile angle on two jaws is all the optional 6-10 degree of 90 ° of drift angular ranges, and when angle is 8 degree, clamping effect is optimal, now
The non-jaw of force state two is parallel to each other.
When operator regulates the clamping pipeline of adjusting nut 8, moving jaw 1 is flared out certain angle after somewhat exerting a force
Pipe fitting is entered between two jaws, and drive the compression spring 6 of spring leaf 7, fix behind pipe fitting position, the release pressure of spring 6 is pushed away
Dynamic moving jaw 1 and drift jaw 2 recover parastate, when pressing handle is around pipeline rotation force, i.e. carry out up time in Fig. 1
Pin rotate, drift jaw 2 can by upward power, due to slotted hole, drift jaw 2 can along the rectangular channel of handle 5 to
Upper movement, makes untill the bottom of slotted hole 10 withstands pin, and the movement of drift inclined-plane makes clamping circle diminish to add blessing power, now
The stage clip 4 withstood on drift jaw 2 will be squeezed power and compress, and now the bigger drift jaw 2 of pressing force is more to adjustable clamp
The direction of body 1 is moved, and the chucking power of pipe wrench is bigger, from without releasing phenomenon.As long as unloading operator during power reversely rotates hand
Rotate counterclockwise, drift jaw 2 can be moved down, make untill the top of slotted hole 10 withstands pin in handle, i.e. Fig. 1, now by
The stage clip 4 of extruding will discharge elastic force, and then promote drift jaw 2 to move down, due to drift principle clamping circle as change is big
Pipeline produces loosening, then repeats force rotation, drift pipe wrench just again can Automatic-clamping workpiece, carry out continuous rapidly spine repeatedly
Twist operation.The present invention realizes the function of ratchet spanner by simple structure, can avoid what real ratchet structure was brought again
The high defect of complicated cost.
In addition, the handle portion of the present invention employs base of principle of human engineering, it is ensured that comfort level when operator grips.
In summary, reasonable in design, simple in construction, easy to manufacture of the invention, using, it is easy to operate, it is time saving and energy saving, both may be used
To realize the function of fast clamp workpiece, ratcher function can be realized again, the round pieces such as pipe fitting can be carried out continuous quick
Spine twists repeatedly on ground, substantially increases the operating efficiency of operator.
Embodiment 2：
As shown in accompanying drawing 1, Fig. 2, Fig. 3, the pipe wrench with ratcher function is used to provided with one before the head of handle 5 install
The rectangular channel 9 of wedge-shaped jaw, both sides open up two pin holes to rectangular channel inwall to the left and right, and rectangular channel top opens up stage clip upwards
Groove, moving caliper 1 includes caliper handle and the moving jaw of caliper handle front end, and caliper handle is provided with screw thread, and moving caliper is adjusted
Moving caliper 1 is fixed on handle 5 by section nut 8, and the upper end of stage clip 4 is put into the pressure spring slot before the head of handle 5 in rectangular channel
It is interior, drift jaw 3 is put into the rectangular channel before the head of handle 5, stage clip lower end withstands on the afterbody of drift jaw 2, drift jaw 2
Slotted hole 10 is opened up, the slotted hole of the pin hole of handle 5 and drift jaw 2 is adjusted and alignd, pin 3 is inserted and rivets fixation.
As shown in Figure 1：The tooth form that moving caliper 1 and the surface of drift jaw 2 are provided with tooth form, jaw is distributed in staged,
Profile angle on two jaws is all the optional 6-10 degree of 90 ° of drift angular ranges, and when angle is 8 degree, clamping effect is optimal, now
The non-jaw of force state two is parallel to each other.
When operator regulates the clamping pipeline of adjusting nut 8, moving jaw 1 is flared out certain angle after somewhat exerting a force
Pipe fitting is entered between two jaws, when pressing handle is around pipeline rotation force, i.e. rotated clockwise in Fig. 1, drift pincers
Mouth 2 can be by upward power, due to slotted hole, and drift jaw 2 can be moved up along the rectangular channel of handle 5, be made oval
Untill pin is withstood in the bottom in hole 10, the movement of drift inclined-plane makes clamping circle diminish and add blessing power, now withstands on drift jaw 2
On stage clip 4 will be squeezed power and compress, now the bigger drift jaw 2 of pressing force more to the direction of moving caliper 1 move, pipe
The chucking power of pincers is bigger, from without releasing phenomenon.As long as unloading operator during power reversely rotates the inverse time in handle, i.e. Fig. 1
Pin is rotated, and drift jaw 2 can move down, and is made untill the top of slotted hole 10 withstands pin, now extruded stage clip 4 will
Elastic force is discharged, and then promotes drift jaw 2 to move down, due to drift principle clamping circle as the big pipeline of change produces loosening, so
The rotation that exerts a force is repeated afterwards, and drift pipe wrench just again can Automatic-clamping workpiece, the continuous rapidly stubborn operation of spine repeatedly of progress.The present invention is logical
Crossing simple structure realizes the function of ratchet spanner, and the complicated cost that real ratchet structure can be avoided to bring again is high
Defect.
Presently preferred embodiments of the present invention is the foregoing is only, is not used to limit the scope of the claims of the present invention, other are with this
The equivalence changes of patent of invention spirit, all should all belong to the scope of the claims of the present invention.
Claims (6)
1. the pipe wrench with ratcher function, including handle, moving caliper, the moving caliper is movable to be connected on handle, institute
State moving jaw of the moving caliper including caliper handle and caliper handle front end, it is characterised in that also including wedge-shaped jaw, stage clip,
Pin, the handle front end is provided with a rectangular channel for being used to install wedge-shaped jaw, and both sides are opened up together rectangular channel inwall to the left and right
Pressure spring slot is opened up upwards at the top of the pin hole of axle, rectangular channel, the drift jaw opens up slotted hole, and the drift jaw is put into square
In shape groove, after the slotted hole regulation alignment of pin hole and drift jaw, insert pin and rivet fixation；Put the stage clip upper end
Enter in pressure spring slot, stage clip lower end is withstood on drift jaw.
2. the pipe wrench according to claim 1 with ratcher function a, it is characterised in that use is also opened up on the handle
In the through hole of installation activity caliper, through hole inner top surface, which is opened up, installs spring in a spring groove, spring groove, lower spring end withstands bullet
Reed, spring leaf is a split ring, and spring leaf bag is pressed on moving caliper.
3. the pipe wrench according to claim 2 with ratcher function, it is characterised in that the caliper handle is provided with screw thread, will
The caliper handle of moving caliper passes through spring leaf, and moving caliper is fixed on handle with adjusting nut.
4. the pipe wrench according to claim 1 with ratcher function, it is characterised in that the wedge-shaped jaw lower semisection rear end
Provided with a roof platform, the stage clip lower end is pressed in roof platform.
5. a kind of pipe wrench with ratcher function according to claim 1, it is characterised in that the axis and pin of the stage clip
The axis cross of nail.
6. the pipe wrench according to claim 1 with ratcher function, it is characterised in that the handle front end also sets up guiding
Slid against above and below face, the wedge-shaped jaw on this spigot surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636719.8A CN107253156A (en) | 2017-07-28 | 2017-07-28 | Pipe wrench with ratcher function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636719.8A CN107253156A (en) | 2017-07-28 | 2017-07-28 | Pipe wrench with ratcher function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107253156A true CN107253156A (en) | 2017-10-17 |
Family
ID=60025491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710636719.8A Pending CN107253156A (en) | 2017-07-28 | 2017-07-28 | Pipe wrench with ratcher function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107253156A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210101262A1 (en) * | 2018-12-13 | 2021-04-08 | Hangzhou Great Star Industrial Co., Ltd. | Pipe wrench |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US546295A (en) * | 1895-09-17 | Wrench | ||
| US892503A (en) * | 1907-05-06 | 1908-07-07 | Walter F Corbin | Wrench. |
| US4437364A (en) * | 1981-02-17 | 1984-03-20 | Martinmaas Werner W | Nut wrench |
| US20060130620A1 (en) * | 2004-12-20 | 2006-06-22 | World Vision | Spanner |
| US20090044666A1 (en) * | 2007-08-15 | 2009-02-19 | The Stanley Works | Self-adjusting wrench |
| CN207171894U (en) * | 2017-07-28 | 2018-04-03 | 威海市威力高档工具有限公司 | A kind of pipe wrench with ratcher function |
-
2017
- 2017-07-28 CN CN201710636719.8A patent/CN107253156A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US546295A (en) * | 1895-09-17 | Wrench | ||
| US892503A (en) * | 1907-05-06 | 1908-07-07 | Walter F Corbin | Wrench. |
| US4437364A (en) * | 1981-02-17 | 1984-03-20 | Martinmaas Werner W | Nut wrench |
| US20060130620A1 (en) * | 2004-12-20 | 2006-06-22 | World Vision | Spanner |
| US20090044666A1 (en) * | 2007-08-15 | 2009-02-19 | The Stanley Works | Self-adjusting wrench |
| TW200932433A (en) * | 2007-08-15 | 2009-08-01 | Stanley Works | Self-adjusting wrench |
| CN207171894U (en) * | 2017-07-28 | 2018-04-03 | 威海市威力高档工具有限公司 | A kind of pipe wrench with ratcher function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210101262A1 (en) * | 2018-12-13 | 2021-04-08 | Hangzhou Great Star Industrial Co., Ltd. | Pipe wrench |
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| 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: 20171017 |
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| RJ01 | Rejection of invention patent application after publication |