CN209698955U - A kind of circular tube spanner - Google Patents
A kind of circular tube spanner Download PDFInfo
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- CN209698955U CN209698955U CN201822185803.5U CN201822185803U CN209698955U CN 209698955 U CN209698955 U CN 209698955U CN 201822185803 U CN201822185803 U CN 201822185803U CN 209698955 U CN209698955 U CN 209698955U
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Abstract
The utility model belongs to electric furnace smelting tool equipment field, and in particular to a kind of circular tube spanner.Mouth is pulled including handle, the translation that can be moved along decreased food direction and the translation pulls rotation that is that mouth is oppositely arranged and being articulated on the handle and pulls mouth and pull mouth for brake rotation and rotates around hinge joint so as to adjust rotating the clamping structure pulled mouth and translating and pull spacing between the lower end of mouth, the handle is equipped with fulcrum arm, the rotation is pulled to be articulated on the fulcrum arm in the middle part of mouth, mouth is pulled in the translation and the opposite face of the lower port for rotating and pulling mouth is equipped with the arc port slot for being convenient for held circular pipe, and the hinge joint for pulling mouth that rotates is higher than the arc port slot.The application pulls mouth by clamping structure control rotation and cannot arbitrarily rotate, while pulling mouth in translation and pulling when mouth clamps and can also be clamped workpiece by clamping structure with rotation, stronger using the spanner clamping workpiece controllability, stability and safety of the application.
Description
Technical field
The invention belongs to electric furnace smelting tool equipment fields, and in particular to a kind of circular tube spanner.
Background technique
The oxygen blast into electric furnace is needed in electric furnace smelting, oxygen is sent into furnace using oxygen lance, but oxygen lance is in high temperature
Lower itself can also melt belongs to easy work consuming part, and oxygen lance fusing needs to connect next oxygen lance after shortening and continues to send oxygen oxygen blast,
The splicing that is spirally connected is carried out between two oxygen lances.It is needed during the connection process using to spanner.On conventional spanner such as existing market
The monkey wrench of general common often skids after clamping tube wall.Inefficiency is caused, and has and connects not tight wind
Danger.
Summary of the invention
The purpose of the present invention is provide a kind of circular tube spanner regarding to the issue above.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of circular tube spanner, including handle, can be pulled along the translation that decreased food direction is moved mouth, with it is described translation pull a mouthful phase
To setting and the rotation that is articulated on the handle pull mouth and for brake rotation pull mouth around hinge joint rotate so as to adjust
Mouth is pulled in rotation and the clamping structure of spacing between the lower end of mouth is pulled in translation, and the handle is equipped with fulcrum arm, and mouth is pulled in the rotation
Middle part is articulated on the fulcrum arm, and mouth is pulled in the translation and the opposite face for rotating the lower port for pulling mouth is equipped with convenient for folder
The arc port slot of round tube is held, the hinge joint for pulling mouth that rotates is higher than the arc port slot.
Preferably, the clamping structure includes being parallel to clamping handle setting and be articulated on the handle
Arm, end be fixed on the clamp arm front end and bypass or multiple on the handle and fulcrum arm around fulcrum along the hand
Handle and fulcrum arm extend to it is described rotate pull mouthful upper end pulling rope and the fulcrum arm and it is described rotation pull between mouth be equipped with set
Reset spring on the pulling rope, described handle one end are handheld terminal, and the other end is to pull mouth for connecting translation and turn
The dynamic clamping end for pulling mouth, the clamp arm and described translate pull the upper and lower two sides that mouth is located at the handle, on the handle
Cradling piece one is installed, the clamp arm middle section is articulated on the cradling piece one.
The application pulls mouth by clamping structure control rotation and cannot arbitrarily rotate, and pulls mouth not in rotation when not clamping workpiece
By chucking power, pulling rope is pulled mouth stabilization with reset spring cooperation holding rotation and is not shaken.When workpiece, which is placed in two, to be pulled between mouth,
Translation pulls opening's edge handle and pulls that mouth is mobile slowly to clamp workpiece to rotation, so that the oxygen lance of circular tube shaped is sandwiched in translation and pulls mouth and turn
In the dynamic arc port slot pulled between mouth, due to round tubular characteristic, it still can be easy to skid when two oxygen lance docking are spirally connected,
The application presses that pulling rope is driven to tighten around fulcrum handle by clamp arm, so that pulling rope pulls rotation to pull the upper of mouth
Portion move to pulling the direction of mouth far from translation, pulls mouthful lower part so that rotating to translation to pull mouth close, and then further clamp
Workpiece.It is stronger using the spanner clamping workpiece controllability, stability and safety of the application.
Preferably, the fulcrum arm is vertical at the front end of the handle, it is equipped with cradling piece two on the inside of the fulcrum arm,
The rotation is pulled mouth and is articulated on the cradling piece two.
Preferably, the fulcrum arm and the handle integrally connected, the fulcrum arm and the rotation are pulled and are set between mouth
There is appearance to turn spacing, it is described around fulcrum to include less one be located at it is corresponding to the pulling rope end on the handle with the clamping
Below the affixed affixed point of arm around fulcrum, one between the fulcrum arm and the handle connection turn solution around branch
Point, one be located on the fulcrum arm and the rotation to pull the mouth affixed point affixed with the pulling rope corresponding around fulcrum.
The above structure of the application is succinct, easy to operate, as long as either around or across can actually lead around fulcrum
The safe and stable operation of drawstring.
Preferably, at least middle leading portion is equipped with the sliding slot being arranged along decreased food direction on the handle, the translation is pulled
Mouth root, which is equipped with to connect section along the neck that the cross-sectional width perpendicular to the decreased food direction reduces and be connected to neck, connects a section upper section
Width expansion and towards the handle side have thread columned flange strap, the neck connect section and flange strap insertion
The sliding slot and can along the chute length direction it is mobile, the handle, which is equipped on circumferential surface, to be had screw thread and protrudes into the sliding slot and institute
That states the screw thread tooth engagement of flange strap is used to drive the translation to pull the mobile adjustment knob of sliding slot described in opening's edge.
Existing monkey wrench largely uses the design of adjustment knob to pull mouth to translation and moves, existing monkey wrench
Adjustment knob axial direction and handle be vertically arranged in the end of spanner, the application is by the handle design that is axially parallel to of adjustment knob, both
And the combination of the clever structure of the application, while in this way two can be increased under the premise of the sum saved material reduces volume to the greatest extent
The spacing between mouth is pulled, so as to clamp the oxygen lance of more specifications, the application avoids traditional translation and pulls mouth for stress
Weight mainly end specially, open self gravity is even, be also convenient for firm clamping, facilitate pick-and-place.
Preferably, the translation, which is pulled mouthful upper end and is equipped with, extends the root seat lengthened along the length direction two sides of the handle
Portion, the neck connect section and are connected in described portions, and the rotation pulls between mouthful upper end and the handle that there are for accommodating root
The action gap of portions.
The setting in above-mentioned action gap ensures that translation pulls mouth and has enough rotation spaces.
Preferably, leading portion protrusion is equipped with moving range area item in below the handle, the sliding slot and adjustment knob are set
Shaft through-hole is offered in moving range area item, being parallel to sliding slot on moving range area item, the adjustment knob is arranged
The behaviour for stretching out the adjusting knob is provided on the locating shaft in the shaft through-hole, corresponding to the adjusting knob in the moving range area
Make window.
The design of moving range area item convenient for upper each component altogether dismounting, while can reduce handle thickness width can guarantee again it is flat
The intensity in region is moved, guarantees that the firm translation of mouth is pulled in translation, entire spanner intensity is high, is not easy to lose.
Preferably, the translation, which is pulled, is removably equipped with folder on mouth and the opposite face for rotating the lower port for pulling mouth
Block, the arc port slot be set to the fixture block lateral surface on, when it is described rotation pull mouth with it is described translate pull mouth it is relatively parallel when
The upper end slot of the arc port slot is along the lower end slot edge for exceeding the arc port slot.
Dismountable fixture block, which can be, to be spirally connected or other any forms can consolidate the mode for being connected to and pulling on mouth and all may be used.Fixture block can
It dismantles to carry out fixture block replacement and then is suitable for the round tube of more different sizes, and the above-mentioned specific arc port slot of the application
Design, it is ensured that the rear end of widened arc port slot can also catch workpiece after pulling rope tension, to prevent working from arc port
The rear end of slot slips out, so that the stability of clamping can be improved, guarantees the safety of clamping.
It is respectively set preferably, the top that mouth is pulled on mouthful opposite face positioned at the arc port slot with the rotation is pulled in the translation
There is a protection catch pawl, and two protection catch pawls are looked over perpendicular to the direction of the decreased food on edge and shifted to install.
Protect the design of catch pawl can slip out under fault state such as workpiece or non-clamp position under workpiece is limited,
To prevent workpiece from blocking into damaging other component or stuck in spanner.
Preferably, looking over along the direction perpendicular to the decreased food, mouth is pulled in the translation and mouth is pulled in the rotation
Centering overlapping, two protection catch pawls exceed lap outward and are located at the two sides of lap, the arc port slot
Trough wall surface on be evenly equipped with and a plurality of sting rib.
The design of above-mentioned protection catch pawl structure, not only plays the role of protection, but will not influence two pull between mouth can
Spacing is adjusted, guarantees that spanner is applied widely.
In conclusion the invention has the following advantages:
1, the application pulls mouth by clamping structure control rotation and cannot arbitrarily rotate, while pulling mouth in translation and pulling mouth with rotation
Workpiece can also be clamped by clamping structure when clamping.Mouth is pulled not by chucking power, drawing in rotation when not clamping workpiece
Rope is pulled mouth stabilization with reset spring cooperation holding rotation and is not shaken.When workpiece, which is placed in two, to be pulled between mouth, opening's edge hand is pulled in translation
Handle pulls mouth movement to rotation and slowly clamps workpiece, so that the oxygen lance of circular tube shaped is sandwiched in, mouth is pulled in translation and rotation is pulled between mouth
In arc port slot, due to round tubular characteristic, it still can be easy to skid when two oxygen lance docking are spirally connected, the application passes through folder
Tight arm presses that pulling rope is driven to tighten around fulcrum handle, so that pulling rope pulls rotation to pull the top of mouth to far from translation
The direction movement of mouth is pulled, to translation to pull mouth close so that mouthful lower part is pulled in rotation, and then further clamps workpiece.Use this Shen
Spanner clamping workpiece controllability please, stability and safety are stronger.
2, the application structure is simple, ingenious, easy to use, safe, and using effect is good, and at low cost.
3, the application is not only to be suitable for the clamping in the applicant's electric furnace to oxygen lance, is also applied for the folder of other round tubes
It holds, while square cross or polygon can also be equally applicable to by changing the shape for pulling mouth suitable for being more than round tube
Workpiece.
Detailed description of the invention
Fig. 1 is the application structural schematic diagram；
Fig. 2 is the application partial structure diagram with moving range area item；
Fig. 3 is the application partial structural diagram one；
Fig. 4 is the application partial structural diagram two；
Fig. 5 is five partial structure diagram of embodiment；
Fig. 6 is six partial structure diagram of embodiment.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Embodiment one:
A kind of circular tube spanner, including handle 1, can be pulled along the translation that decreased food direction is moved mouth 2, with it is described translation pull mouth
Rotation that is being oppositely arranged and being articulated on the handle pulls mouth 3 and pulls mouth around hinge joint rotation to adjust for braking rotation
The dynamic clamping structure pulled mouth and translate spacing between the lower end for pulling mouth of turn over, the handle are equipped with fulcrum arm 11, the rotation
It pulls and is articulated on the fulcrum arm in the middle part of mouth, mouth is pulled in the translation and the opposite face for rotating the lower port for pulling mouth is equipped with just
In the arc port slot 4 of held circular pipe, the hinge joint for pulling mouth that rotates is higher than the arc port slot.
The clamping structure includes being parallel to handle setting and the clamp arm 51 that is articulated on the handle, end are solid
Be connected in the clamp arm front end and bypass or multiple on the handle and fulcrum arm around fulcrum 12 along the handle and branch
Point arm extend to it is described rotate pull mouthful upper end pulling rope 52 and the fulcrum arm and it is described rotation pull between mouth be equipped be sheathed on
Steel wire can be selected in reset spring 15 on the pulling rope, the pulling rope of the application, and described handle one end is handheld terminal, the other end
For for connecting the clamping end that mouth is pulled in translation and mouth is pulled in rotation, the clamp arm and the translation pull mouth and are located at the handle
Upper and lower two sides, installed cradling piece 1 on the handle, the clamp arm middle section is articulated on the cradling piece one.
The application pulls mouth by clamping structure control rotation and cannot arbitrarily rotate, and pulls mouth not in rotation when not clamping workpiece
By chucking power, pulling rope is pulled mouth stabilization with reset spring cooperation holding rotation and is not shaken.When workpiece, which is placed in two, to be pulled between mouth,
Translation pulls opening's edge handle and pulls that mouth is mobile slowly to clamp workpiece to rotation, so that the oxygen lance of circular tube shaped is sandwiched in translation and pulls mouth and turn
In the dynamic arc port slot pulled between mouth, due to round tubular characteristic, it still can be easy to skid when two oxygen lance docking are spirally connected,
The application presses that pulling rope is driven to tighten around fulcrum handle by clamp arm, so that pulling rope pulls rotation to pull the upper of mouth
Portion move to pulling the direction of mouth far from translation, pulls mouthful lower part so that rotating to translation to pull mouth close, and then further clamp
Workpiece.It is stronger using the spanner clamping workpiece controllability, stability and safety of the application.
The fulcrum arm is vertical at the front end of the handle, is equipped with cradling piece 2 14 on the inside of the fulcrum arm, and described turn
It is dynamic to pull mouth and be articulated on the cradling piece two.
The fulcrum arm and the handle integrally connected, the fulcrum arm and the rotation, which pull to be equipped with to hold between mouth, turns spacing
16, it is described around fulcrum to less include one be located at the handle on correspond to the affixed with the clamp arm of the pulling rope end
Below affixed point around fulcrum, one between the fulcrum arm and the handle connection turn solution around fulcrum, a position
In on the fulcrum arm and the rotation to pull the mouth affixed point affixed with the pulling rope corresponding around fulcrum.The application's is above-mentioned
It is simple for structure, easy to operate, as long as being either around the safe and stable operation of the practical pulling rope of energy still passed through around fulcrum
It can.
Embodiment two:
Unlike the embodiments above be in is equipped with the cunning being arranged along decreased food direction in leading portion at least middle on the handle
Slot 17, the translation pull mouthful root and connect section 22 equipped with the neck reduced along the cross-sectional width perpendicular to the decreased food direction and connect
It is connected to neck and connects columned flange strap 21 section upper section width expansion and towards the handle side with thread, it is described
Neck connects section and flange strap is embedded in the sliding slot and can move length direction along the chute, and the handle, which is equipped on circumferential surface, has screw thread
And the sliding slot is protruded into the screw thread tooth engagement of the flange strap for driving the translation to pull the movement of sliding slot described in opening's edge
Adjustment knob 18.
Existing monkey wrench largely uses the design of adjustment knob to pull mouth to translation and moves, existing monkey wrench
Adjustment knob axial direction and handle be vertically arranged in the end of spanner, the application is by the handle design that is axially parallel to of adjustment knob, both
And the combination of the clever structure of the application, while in this way two can be increased under the premise of the sum saved material reduces volume to the greatest extent
The spacing between mouth is pulled, so as to clamp the oxygen lance of more specifications, the application avoids traditional translation and pulls mouth for stress
Weight mainly end specially, open self gravity is even, be also convenient for firm clamping, facilitate pick-and-place.
The translation, which is pulled mouthful upper end and is equipped with, extends the root portions 23 lengthened, the neck along the length direction two sides of the handle
It connects section to be connected in described portions, the rotation pulls between mouthful upper end and the handle that there are the action for accommodating root portions
Gap 24.The setting in above-mentioned action gap ensures that translation pulls mouth and has enough rotation spaces.
The application translation, which pulls mouth and can be not limited to above structure mode along the structure that handle moves, to be realized, any to can be achieved
What the mobile effect of mouth was pulled in the translation of the application is all applied to the application.
Embodiment three:
It is unlike the embodiments above be in below the handle in leading portion protrusion be equipped with moving range area item 101, it is described
Sliding slot and adjustment knob are set in moving range area item, are parallel to sliding slot on moving range area item and are offered shaft through-hole
102, the adjustment knob is sheathed on the locating shaft in the shaft through-hole, is corresponded to the adjusting knob in the moving range area and is provided with
Stretch out the operation window 103 of the adjusting knob.
The design of moving range area item convenient for upper each component altogether dismounting, while can reduce handle thickness width can guarantee again it is flat
The intensity in region is moved, guarantees that the firm translation of mouth is pulled in translation, entire spanner intensity is high, is not easy to lose.
Example IV:
Unlike the embodiments above be in can on the opposite face for pulling the lower port that mouth pulls mouth with the rotation in described translate
It is releasably equipped with fixture block 6, the arc port slot is set on the lateral surface of the fixture block, is pulled mouth when the rotation and is pulled with the translation
The upper end slot of mouth arc port slot when relatively parallel is along the lower end slot edge for exceeding the arc port slot.Dismountable fixture block can be with
It is to be spirally connected or other any forms can consolidate the mode for being connected to and pulling on mouth and all may be used.Fixture block is detachably to carry out fixture block replacement in turn
Suitable for the round tube of more different sizes, and the design of the above-mentioned specific arc port slot of the application, it is ensured that it is tensed in pulling rope
The rear end of widened arc port slot can also catch workpiece later, slip out to prevent work from the rear end of arc port slot, to can be improved
The stability of clamping guarantees the safety of clamping.Pull a mouthful inside lower end set protrusion fixture block is limited, then fixture block can pass through
It is spirally connected to be located at and pull on mouth.
Embodiment five:
It is unlike the embodiments above be in it is described translation pull mouth and it is described rotation pull on mouthful opposite face be located at the arc
A protection catch pawl 7 is respectively provided with above mouth slot, and two protection catch pawls have been seen along the direction perpendicular to the decreased food
It goes to shift to install.
Protect the design of catch pawl can slip out under fault state such as workpiece or non-clamp position under workpiece is limited,
To prevent workpiece from blocking into damaging other component or stuck in spanner.It is staggered to get between two protection catch pawls.
Embodiment six:
Unlike the embodiments above be in looks in along perpendicular to the direction of the decreased food, the translation pull mouth with
A mouthful centering overlapping is pulled in the rotation, and two protection catch pawls exceed lap outward and are located at the two sides of lap,
It is evenly equipped on the trough wall surface of the arc port slot and a plurality of stings rib.The design for stinging rib can increase grip to workpiece.Above-mentioned anti-guard block
The design of pawl structure not only plays the role of protection, but also will not influence two and pull adjustable spacing between mouth, guarantees that spanner is applicable in
Range is wide.
The application pulls mouth by clamping structure control rotation and cannot arbitrarily rotate, and pulls mouth not in rotation when not clamping workpiece
By chucking power, pulling rope is pulled mouth stabilization with reset spring cooperation holding rotation and is not shaken.When workpiece, which is placed in two, to be pulled between mouth,
Translation pulls opening's edge handle and pulls that mouth is mobile slowly to clamp workpiece to rotation, so that the oxygen lance of circular tube shaped is sandwiched in translation and pulls mouth and turn
In the dynamic arc port slot pulled between mouth, due to round tubular characteristic, it still can be easy to skid when two oxygen lance docking are spirally connected,
The application presses that pulling rope is driven to tighten around fulcrum handle by clamp arm, so that pulling rope pulls rotation to pull the upper of mouth
Portion move to pulling the direction of mouth far from translation, pulls mouthful lower part so that rotating to translation to pull mouth close, and then further clamp
Workpiece.It is stronger using the spanner clamping workpiece controllability, stability and safety of the application.
Claims (10)
1. a kind of circular tube spanner, it is characterised in that: including handle (1), can be pulled along the translation that decreased food direction is moved mouth (2),
With it is described translation pull rotation that is that mouth is oppositely arranged and being articulated on the handle pull mouth (3) and for brake rotation pull mouth around
Hinge joint rotation pulls mouth so as to adjust rotation and the clamping structure of spacing between the lower end of mouth is pulled in translation, and the handle is equipped with branch
Point arm (11), the rotation, which is pulled, to be articulated on the fulcrum arm in the middle part of mouth, and the translation pulls mouth and described rotates the lower end for pulling mouth
The arc port slot (4) that the opposite face of mouth is equipped with convenient for held circular pipe, the hinge joint for pulling mouth that rotates is higher than the arc port
Slot.
2. a kind of circular tube spanner according to claim 1, it is characterised in that: the clamping structure includes being parallel to the handle
It is arranged and the clamp arm (51) that is articulated on the handle, end is fixed on the clamp arm front end and bypasses or pass through the hand
Multiple on handle and fulcrum arm extend to described rotate along the handle and fulcrum arm around fulcrum (12) and pull the pulling rope of mouthful upper end
(52) it pulls with the fulcrum arm and the rotation and is equipped with the reset spring (15) that is sheathed on the pulling rope, the hand between mouth
Handle one end is handheld terminal, and the other end is, for connecting the clamping end that mouth is pulled in translation and mouth is pulled in rotation, the clamp arm puts down with described
The upper and lower two sides that mouth is located at the handle are pulled in shifting, and cradling piece one (13), the clamp arm middle section have been installed on the handle
It is articulated on the cradling piece one.
3. a kind of circular tube spanner according to claim 2, it is characterised in that: before the fulcrum arm is vertical at the handle
End, the fulcrum arm inside are equipped with cradling piece two (14), and the rotation is pulled mouth and is articulated on the cradling piece two.
4. a kind of circular tube spanner according to claim 2, it is characterised in that: the fulcrum arm and the handle integrally connected,
The fulcrum arm and the rotation, which pull to be equipped with to hold between mouth, to be turned spacing (16), it is described around fulcrum to less including one positioned at the hand
It is corresponded on handle and is located at the fulcrum around fulcrum, one below the affixed point affixed with the clamp arm of the pulling rope end
Connection between arm and the handle turns being located on the fulcrum arm around fulcrum, one for solution and pulls mouth with the rotation and lead with described
The affixed affixed point of drawstring is corresponding around fulcrum.
5. a kind of circular tube spanner according to claim 2, it is characterised in that: at least middle leading portion is equipped with along handle on the handle
The sliding slot (17) of length direction setting, the translation are pulled mouthful root and are equipped with along the cross-sectional width perpendicular to the decreased food direction
The neck of diminution connects section (22) and is connected to that neck connects section upper section width expansion and has thread towards the handle side
Columned flange strap (21), the neck connects section and flange strap is embedded in the sliding slot and can move length direction along the chute, described
Handle be equipped on circumferential surface with screw thread and protrude into the sliding slot and the flange strap screw thread tooth engagement it is described for driving
The mobile adjustment knob (18) of sliding slot described in opening's edge is pulled in translation.
6. a kind of circular tube spanner according to claim 5, it is characterised in that: the translation is pulled mouthful upper end and is equipped with along the handle
Length direction two sides extend the root portions (23) lengthened, the neck connects section and is connected in described portions, and mouth is pulled in the rotation
There are the action gaps (24) for accommodating root portions between upper end and the handle.
7. a kind of circular tube spanner according to claim 6, it is characterised in that: leading portion protrusion is equipped with movement in below the handle
Range area item (101), the sliding slot and adjustment knob are set in moving range area item, parallel on moving range area item
It is offered shaft through-hole (102) in sliding slot, the adjustment knob is sheathed on the locating shaft in the shaft through-hole, the moving range area
The upper correspondence adjusting knob is provided with the operation window (103) for stretching out the adjusting knob.
8. a kind of circular tube spanner described in -7 any claims according to claim 1, it is characterised in that: mouth and institute are pulled in the translation
It states and is removably equipped with fixture block (6) on the opposite face for the lower port that mouth is pulled in rotation, the arc port slot is set to the outer of the fixture block
On side, when the rotation pull mouth and the translation pull mouth it is relatively parallel when the arc port slot upper end slot along exceeding the arc
The lower end slot edge of shape mouth slot.
9. a kind of circular tube spanner described in -7 any claims according to claim 1, it is characterised in that: mouth and institute are pulled in the translation
It states to rotate to pull to be located on mouthful opposite face above the arc port slot and is respectively provided with a protection catch pawl (7), and two protection catch pawls
It is shifted to install being looked over along the direction perpendicular to the decreased food.
10. a kind of circular tube spanner according to claim 9, it is characterised in that: seen along the direction perpendicular to the decreased food
Past, the translation pull mouth and pull that mouthful centering is Chong Die, and two protection catch pawls exceed lap and difference outward with described rotate
Positioned at the two sides of lap；It is evenly equipped on the trough wall surface of the arc port slot and a plurality of stings rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185803.5U CN209698955U (en) | 2018-12-25 | 2018-12-25 | A kind of circular tube spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185803.5U CN209698955U (en) | 2018-12-25 | 2018-12-25 | A kind of circular tube spanner |
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| Publication Number | Publication Date |
|---|---|
| CN209698955U true CN209698955U (en) | 2019-11-29 |
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ID=68637011
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| CN201822185803.5U Active CN209698955U (en) | 2018-12-25 | 2018-12-25 | A kind of circular tube spanner |
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| CN (1) | CN209698955U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134799A (en) * | 2021-03-22 | 2021-07-20 | 郑州工业应用技术学院 | Multifunctional wrench for automobile maintenance |
-
2018
- 2018-12-25 CN CN201822185803.5U patent/CN209698955U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134799A (en) * | 2021-03-22 | 2021-07-20 | 郑州工业应用技术学院 | Multifunctional wrench for automobile maintenance |
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Address after: 313000 Yang Jiabu, Huzhou economic and Technological Development Zone, Huzhou, Zhejiang Patentee after: Yongxing special material technology Co., Ltd Address before: 313000 Yang Jiabu, Huzhou economic and Technological Development Zone, Huzhou, Zhejiang Patentee before: YONGXING SPECIAL STAINLESS STEEL Co.,Ltd. |