CN205765810U - Double leval jib spanner - Google Patents
Double leval jib spanner Download PDFInfo
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- CN205765810U CN205765810U CN201620459912.XU CN201620459912U CN205765810U CN 205765810 U CN205765810 U CN 205765810U CN 201620459912 U CN201620459912 U CN 201620459912U CN 205765810 U CN205765810 U CN 205765810U
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- spanner
- sleeve
- leval jib
- double leval
- hole
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- 229910000831 Steel Inorganic materials 0.000 description 5
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- 239000010959 steel Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 238000009987 spinning Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a kind of double leval jib spanner, including input sleeve, the end face of the first end of described input sleeve is provided with the connection for connecting electric wrench pullover；Quadric chain, described quadric chain includes crank, connecting rod, rocking bar and the frame bar that head and the tail are sequentially rotatably connected, described frame bar is fixedly installed, second end of described input sleeve is connected away from one end of described connecting rod is fixing with on described crank, and the rotation axis coincident between described crank with described frame bar is connected pullover rotation axis in described；Output sleeve, first end of described output sleeve is connected away from one end of described connecting rod is fixing with on described rocking bar, offering handling hole on the end face of the second end of described output sleeve, the rotation axis coincident between described rocking bar and described frame bar is in the rotation axis of described handling hole.The double leval jib spanner that this utility model provides, improves the suitability, reduces labor intensity.
Description
Technical field
This utility model relates to mechanical maintenance tool in use technical field, particularly relates to a kind of double leval jib spanner.
Background technology
In the industrial production, the moment of torsion bigger in order to reduce labor strength realization, usual electricity consumption
Wrench replaces manual wrench, thus realizes quickly screwing or the technique effect of loosening nut.
In prior art, typically realize screwing and revolving of nut by the combination of electric wrench and screw rod
Pine.During work, one end of screw rod is connected with electric wrench, and the sleeve of the other end of screw rod is sheathed
On the nut of nut, electric wrench rotates and screw rod can be driven to screw or loosening nut.This knot
Structure in use comes with some shortcomings: first, and electric wrench and nut must be positioned at same
Could use on straight line, if electric wrench and screw rod cannot be positioned at same because of the restriction of working place
On bar straight line, then can not normally use, now can only go to tighten or unscrew with manual wrench, increase
Labor intensity, this structure is limited in space, the suitability is low.
Therefore, it is necessary to solve above-mentioned technical problem.
Utility model content
This utility model provides a kind of double leval jib spanner, to solve the problem in above-mentioned technology, improves
The suitability and reduction labor intensity.
This utility model provides a kind of double leval jib spanner, including input sleeve, described input sleeve
The first end end face on to be provided with the connection for connecting electric wrench pullover；Quadric chain, institute
State crank, connecting rod, rocking bar and frame bar that quadric chain includes that head and the tail are sequentially rotatably connected,
Described frame bar is fixedly installed, away from described company on the second end of described input sleeve and described crank
One end of extension bar is fixing to be connected, and the rotation axis coincident between described crank and described frame bar is in institute
State and connect pullover rotation axis；Output sleeve, the first end of described output sleeve and described rocking bar
On connect away from one end of described connecting rod is fixing, the end face of the second end of described output sleeve is opened
Being provided with handling hole, the rotation axis coincident between described rocking bar and described frame bar is in described handling hole
Rotation axis.
Double leval jib spanner as above, preferably: described double leval jib spanner also includes output shaft,
Described output sleeve is connected by described output shaft and described connecting rod are fixing.
Double leval jib spanner as above, preferably: the first end of described output shaft and described rocking bar
One end away from described connecting rod is welded, and the second end of described output shaft is provided with take-off lever, described
Offering the first connecting hole on the end face of the first end of output sleeve, described take-off lever is located in described
In first connecting hole.
Double leval jib spanner as above, preferably: the outer surface of described take-off lever and described first
The inner surface interference fit of connecting hole.
Double leval jib spanner as above, preferably: the first end of described input sleeve offers the
Two connecting holes, the input of described electric wrench is located in described second connecting hole.
Double leval jib spanner as above, preferably: described second connecting hole is quadrangle hole, institute
The input stating electric wrench is quadrangular, and described quadrangular is located in described quadrangle hole.
Double leval jib spanner as above, preferably: described quadric chain includes input lever, institute
Second end of the second end and described input sleeve of stating input lever is connected, and described frame bar offers
3rd connecting hole, the first end of described input lever extend through after described 3rd connecting hole with described song
Handle is fixing to be connected.
Double leval jib spanner as above, preferably: the outer axial face of described input lever and the described 3rd
The internal surface gaps of connecting hole coordinates.
Double leval jib spanner as above, preferably: described handling hole is inner hexagonal hole.
Double leval jib spanner as above, preferably: described connection is pullover is arranged on described input set
Center on the end face of cylinder the first end, and the rotation axis of described input sleeve and described company
The rotation axis coincident of female connector head；Described handling hole is arranged on the end face of described output sleeve second end
Center, and the central axis weight of the rotation axis of described output sleeve and described handling hole
Close.
The double leval jib spanner using this utility model to provide, can produce following beneficial effect: improve
The suitability, reduces labor intensity.
Accompanying drawing explanation
Preferred embodiment in the present invention will be described in detail below, it will help understand this by accompanying drawing
Bright purpose and advantage, wherein:
One preferred embodiment of the double leval jib spanner that Fig. 1 provides for this utility model.
The double leval jib spanner that Fig. 2 provides for this utility model inputs sleeve be connected with quadric chain
The preferred embodiment connect.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in detail.The most identical parts are used
Identical reference represents.It should be noted that the word "front", "rear" used in describing below,
"left", "right", "up" and "down" refer to the direction in accompanying drawing, word " interior " and " outward "
Refer respectively to the direction towards or away from particular elements geometric center.
One preferred embodiment of the double leval jib spanner that Fig. 1 provides for this utility model, Fig. 2 is this reality
With the double leval jib spanner of novel offer inputs the preferred reality that sleeve is connected with quadric chain
Execute example.From Fig. 1 and Fig. 2 it can be seen that this utility model provides a kind of double leval jib spanner, including
Input sleeve 1, quadric chain 2 and output sleeve 3.
Referring to Fig. 1 to Fig. 2, in the double leval jib spanner that this utility model embodiment provides, defeated
Enter the connection that the first end of sleeve 1 is provided with for connecting electric wrench 4 pullover.Quadric chain 2
Including the crank 21 being sequentially rotatably connected from beginning to end, connecting rod 22, rocking bar 23 and frame bar 24, institute
State frame bar 24 to be fixedly installed, on the second end of described input sleeve 1 and described crank 21 away from
One end of described connecting rod 22 is fixing to be connected, the rotation between described crank 21 and described frame bar 24
Shaft axis coincides with the rotation axis that described connection is pullover.Described rocking bar 23 is away from described connecting rod 22
The first end of one end and described output sleeve 3 fixing be connected, the second end of described output sleeve 3
End face on offer handling hole 31, the rotary shaft between described rocking bar 23 and described frame bar 24
Line coincides with the rotation axis of described handling hole 31.
In one embodiment, quadric chain is crank and rocker mechanism, in crank and rocker mechanism,
Crank 21 makees circular-rotation, and rocking bar 23 does the characteristics of motion that certain angle swings, simultaneously in handling
It is provided with ratchet in hole 31, utilizes the quickreturn characteristics of rocking bar 23 in crank and rocker mechanism, realize
Effectively be combined with the one-way movement of ratchet.When rocking bar 23 does positive movement, speed is slow, and power transmission is big,
Now ratchet just carries out the action of fastening nut；When rocking bar 23 backs towards motion, speed is fast,
Power transmission is little, and now, ratchet just can be with return, and then rocking bar 23 repeats above-mentioned motion, continues
Carry out the action of fastening nut.Specifically, first the handling hole 31 of output sleeve 3 is set in needs
On dismounting or the screw rod installed or nut, the input of electric wrench 4 is by the of input sleeve 1
One end power needed for quadric chain 2 transmission rotates.Under the driving of electric wrench 4, four
Crank 21 in linkage 2 rotarily drives connecting rod 22 and swings, and connecting rod 22 rotarily drives
Rocking bar 23 swings, and then drives the handling hole on the output sleeve 3 being connected fixing with connecting rod 22
31 realize spinning movement, and then play and unscrew or fastening nut or the effect of screw rod, repeat above-mentioned mistake
Journey can realize the power transmission between electric wrench 4 and output sleeve 3, and then will output sleeve 3
On sheathed screw rod or the nut screwing clamping of handling hole 31 or unscrew.The embodiment party that above-described embodiment provides
Formula simple and fast, the use of double leval jib spanner is not limited to by space, has the higher suitability,
Compare the combination of " electric wrench+screw rod " in prior art, significantly reduces labor intensity and executes
Work potential safety hazard.
Additionally, quadric chain can also is that double-crank mechanism or double rocker mechanism.Double-crank mechanism
Time, crank 21 circumference operating band shakes bar 23 circular motion, and rocking bar 23 drives on output sleeve 3
Handling hole 31 carry out circumference operation, till nut or screw rod are unscrewed or tightened；Double rocking lever
During mechanism, not having turn over secondary, crank 21 swings and drives rocking bar 23 to swing, and rocking bar 23 swings and drives
Handling hole 31 on output sleeve 3 swings, and is now also provided with ratchet on handling hole 31, past
In multiple rotary course, it is achieved the technique effect that nut or screw rod are unscrewed.
Preferably, double leval jib spanner also includes output shaft 5, and described output sleeve 3 is by described output
Axle 5 is fixing with described connecting rod 22 to be connected.The size of screw rod or nut owing to needing dismounting is not
Fix, in order to increase the practicality of double leval jib spanner, the output sleeve 3 of double leval jib spanner with
Quadric chain 2 is provided separately, and output sleeve 3 can be provided with multiple, each output sleeve 3
On the size of handling hole 31 different, can be according to the screw rod of required dismounting or the size of nut
Difference, select different output sleeves 3, by the output shaft 5 that arranges as connecting bridge, real
Now from the power transmission of rocking bar 23 to output sleeve 3.The setting of output shaft 5 is added significantly to four even
The scope of application of bar spanner.
Further, the first end of described output shaft 5 and described rocking bar 23 are away from described connecting rod 22
One end welding, the second end of described output shaft 5 is provided with take-off lever 51, described output sleeve 3
The first end end face on offer the first connecting hole, described take-off lever 51 is located in described first even
Connect in hole.It is a kind of stable connection that output shaft 5 and output sleeve 3 are set to shaft hole matching are connected,
Connect the connected mode the most relatively simple with unloading process.
Further, take-off lever 51 and the first connecting hole interference fit, can effectively prevent take-off lever
51 relatively rotate relative to the first connecting hole, improve the accuracy of transmission.
It is preferred that the first end of described input sleeve 1 offers the second connecting hole (not shown), institute
The input stating electric wrench 4 is located in described second connecting hole.As a preferred enforcement
Example, it is same that the input of electric wrench 4 is set to rod-like structure, input sleeve 1 and electric wrench 4
Sample is set to shaft hole matching and connects, and has stable connection, dismantles and install advantage the most efficiently.
Further, described second connecting hole is quadrangle hole, the input of described electric wrench 4
For quadrangular, described quadrangular is located in described quadrangle hole, by quadrangle hole and quadrangular
Between suitable, it is ensured that quadrangle hole relative to the synchronous axial system between quadrangular, it is ensured that
The accuracy of the transmission between input and the crank 21 of electric wrench 4.
Preferably, quadric chain 2 can also include input lever (not shown), described input lever
Second end is connected with the second end of described input sleeve 1, described frame bar 24 offers the 3rd even
Connecing hole, the first end of described input lever is solid with described crank 21 after extending through described 3rd connecting hole
Fixed connection.Frame bar 24 plays the effect supporting quadric chain 2 in quadric chain 2,
The transmittance process of quadric chain 2 does not relatively rotates, the two ends of input lever respectively with crank
21 connections fixing with input sleeve 1, can make free from errors to carry out between crank 21 and input sleeve 1
Transmission, it is ensured that the accuracy of electric wrench 4 transmission.
Further, the outer axial face of described input lever is joined with the internal surface gaps of described 3rd connecting hole
Close.Can ensure that frame bar 24 is not during input sleeve 1 drives crank 21 to rotate
Move therewith, by the outer surface of the inner surface of the 3rd connecting hole in frame bar 24 Yu input lever
Between be arranged to matched in clearance, be conducive to maintain frame bar 24 steadiness.
As a preferred embodiment, described input sleeve 1 is steel bushing head, described output sleeve 3
For steel bushing.Steel material has bigger strength and stiffness, when the required screw rod unscrewed or nut
It is in when for a long time not using and the state of corrosion occurs, needs bigger to select and recommend active force and just can revolve
Pine, now needs electric wrench 4 to apply bigger active force, and input sleeve 1 is set to steel bushing head.
Output sleeve 3 advantageously ensures that input sleeve 1 and the stability of output sleeve 3 for steel bushing.
Further, described removal hole 31 is inner hexagonal hole.Owing to a lot of nuts are usually disposed as six
The structure of dihedral, therefore handling hole 31 is arranged to interior hexagonal, fitting of output sleeve 3 can be increased
By property, on this basis, the size of removal hole 31 arrange can have multiple.
Preferably, on the pullover end face being arranged on described input sleeve 1 first end of described connection
Heart position, and the rotation axis of described input sleeve 1 is connected pullover rotation axis weight with described
Close；Described handling hole 31 is arranged on the center of the end face of described output sleeve 3 second end, and
And the central axes of the rotation axis of described output sleeve 3 and described handling hole 31.Above-mentioned company
The setting of female connector head and handling hole 31 makes the rotation axis of input sleeve 1 and is connected pullover rotary shaft
Line keeps consistent, makes the rotation axis of the rotation axis removal hole 31 of output sleeve 3 keep consistent,
Ensure that the stability that double leval jib spanner runs, and connect pullover transmission putting down to output sleeve 3
Stability.
The double leval jib spanner that this utility model embodiment provides, improves the suitability, reduces work
Intensity.
It is last it is noted that above example is only in order to illustrate the technical solution of the utility model,
It is not intended to limit；Although this utility model being described in detail with reference to previous embodiment,
It will be understood by those within the art that: it still can be to described in foregoing embodiments
Technical scheme is modified, or wherein portion of techniques feature is carried out equivalent；And these are repaiied
Change or replace, not making the essence of appropriate technical solution depart from this utility model each embodiment technology
The scope of scheme.
Claims (10)
1. a double leval jib spanner, it is characterised in that including:
Input sleeve, the end face of the first end of described input sleeve is provided with for connecting electronic pulling
The connection of hands is pullover；
Quadric chain, described quadric chain includes crank, the connection being sequentially rotatably connected from beginning to end
Bar, rocking bar and frame bar, described frame bar is fixedly installed, the second end of described input sleeve and institute
State the fixing connection in one end away from described connecting rod on crank, between described crank and described frame bar
Rotation axis coincident in the pullover rotation axis of described connection；
Output sleeve, away from described connecting rod on the first end of described output sleeve and described rocking bar
One end is fixing to be connected, and the end face of the second end of described output sleeve offers handling hole, described in shake
Rotation axis coincident between bar and described frame bar is in the rotation axis of described handling hole.
Double leval jib spanner the most according to claim 1, it is characterised in that: described double leval jib is pulled
Hands also includes output shaft, and described output sleeve is connected by described output shaft and described connecting rod are fixing.
Double leval jib spanner the most according to claim 2, it is characterised in that: described output shaft
First end welds away from one end of described connecting rod with described rocking bar, and the second end of described output shaft sets
It is equipped with take-off lever, the end face of the first end of described output sleeve offers the first connecting hole, described
Take-off lever is located in described first connecting hole.
Double leval jib spanner the most according to claim 3, it is characterised in that: described take-off lever
Outer surface and the inner surface interference fit of described first connecting hole.
Double leval jib spanner the most according to claim 1, it is characterised in that: described input sleeve
The first end offer the second connecting hole, the input of described electric wrench is located in described second even
Connect in hole.
Double leval jib spanner the most according to claim 5, it is characterised in that: described second connects
Hole is quadrangle hole, and the input of described electric wrench is quadrangular, and described quadrangular is located in institute
State in quadrangle hole.
Double leval jib spanner the most according to claim 1, it is characterised in that: described double leval jib machine
Structure includes input lever, and the second end of described input lever is connected with the second end of described input sleeve, institute
Stating and offer the 3rd connecting hole on frame bar, the first end of described input lever extends through the described 3rd
Fix with described crank after connecting hole and be connected.
Double leval jib spanner the most according to claim 7, it is characterised in that: described input lever
Outer axial face coordinates with the internal surface gaps of described 3rd connecting hole.
9. according to the double leval jib spanner described in claim 1-8 any one, it is characterised in that: institute
Stating handling hole is inner hexagonal hole.
10. according to the double leval jib spanner described in claim 1-8 any one, it is characterised in that: institute
State the center connected on the pullover end face being arranged on described input sleeve first end, and described
The rotation axis of input sleeve is connected pullover rotation axis coincident with described；Described handling hole is arranged
In the center of the end face of described output sleeve second end, and the rotary shaft of described output sleeve
Line and the central axes of described handling hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459912.XU CN205765810U (en) | 2016-05-19 | 2016-05-19 | Double leval jib spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459912.XU CN205765810U (en) | 2016-05-19 | 2016-05-19 | Double leval jib spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205765810U true CN205765810U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620459912.XU Active CN205765810U (en) | 2016-05-19 | 2016-05-19 | Double leval jib spanner |
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| CN (1) | CN205765810U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207551A (en) * | 2020-11-05 | 2021-01-12 | 程芸 | Bolt fastening anti-loosening mechanism |
-
2016
- 2016-05-19 CN CN201620459912.XU patent/CN205765810U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207551A (en) * | 2020-11-05 | 2021-01-12 | 程芸 | Bolt fastening anti-loosening mechanism |
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