CN208934717U - A kind of cantilever crane mounting base, both arms traction slide unit and tunnel arch installation vehicle - Google Patents
A kind of cantilever crane mounting base, both arms traction slide unit and tunnel arch installation vehicle Download PDFInfo
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- CN208934717U CN208934717U CN201821634265.7U CN201821634265U CN208934717U CN 208934717 U CN208934717 U CN 208934717U CN 201821634265 U CN201821634265 U CN 201821634265U CN 208934717 U CN208934717 U CN 208934717U
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Abstract
A kind of cantilever crane mounting base, the slide unit including transmission device and for being installed on sliding rail, transmission device are installed on slide unit, and transmission device is for driving slide unit to slide along sliding rail；Transmission device includes driving chain, driving mechanism, drive sprocket, the first driven sprocket and the second driven sprocket, driving mechanism is connected with drive sprocket, first driven sprocket and the second driven sprocket are respectively arranged on the two sides of drive sprocket, drive sprocket is set to the side of driving chain, and the first driven sprocket and the second driven sprocket are set to the other side of driving chain.Above-mentioned cantilever crane mounting base, driving mechanism connects driving drive sprocket rotation with drive sprocket, so that transmission device and slide unit be driven to slide along sliding rail.Therefore, above-mentioned cantilever crane mounting base driving form is simple, and stability is good, occupies little space, at low cost.In addition, the utility model also provides a kind of both arms traction slide unit including above-mentioned cantilever crane mounting base and a kind of tunnel arch including above-mentioned both arms traction slide unit installs vehicle.
Description
Technical field
This application involves technical field of engineering machinery, more particularly to a kind of cantilever crane mounting base, both arms traction slide unit and tunnel
Road arch installs vehicle.
Background technique
Currently, domestic arch installation vehicle usually all uses the structure type of pivoting support, and the structure type of pivoting support
It can only realize cantilever crane rotary oscillation operation, job area is smaller.Therefore, there are also the shapes that sliding is independently drawn using single armed at present
Formula realizes arch installation.And single armed is independently drawn slideably, structure design is excessively complicated, huge structure, space occupied compared with
Greatly, it is unfavorable for operation in tunnel confined space.
And the driving form of traditional slide unit generally use hydraulic motor, rotary reducer, gear drive, sprocket wheel transmission
Combining form is suspended in slide unit front end, drive mechanism form excessively redundancy, since drive mechanism form is bad, take up space compared with
Greatly, the structural behaviour of slide unit is limited.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of structure type is simple, structural behaviour
Good cantilever crane mounting base, both arms traction slide unit and tunnel arch install vehicle.
The utility model provides a kind of cantilever support structure, and technical solution is as follows:
A kind of cantilever crane mounting base, the slide unit including transmission device and for being installed on sliding rail, the transmission device installation
In on the slide unit, the transmission device is for driving the slide unit to slide along the sliding rail；
The transmission device includes driving chain, driving mechanism, drive sprocket, the first driven sprocket and the second driven chain
Wheel, the driving chain is arranged along the length direction of the sliding rail, and the driving chain is parallel with the sliding rail, the driving
Mechanism is connected with the drive sprocket, and first driven sprocket and second driven sprocket are respectively arranged on the drive sprocket
Two sides, the drive sprocket is set to the side of the driving chain, first driven sprocket and second driven sprocket
It is set to the other side of the driving chain.
Above-mentioned cantilever crane mounting base, driving mechanism are connected with drive sprocket, and driving mechanism drives drive sprocket rotation, thus band
Dynamic transmission device and slide unit are slided along sliding rail, and by the first driven sprocket of setting and the second driven sprocket, can effectively be mentioned
Driveability of the high drive sprocket to driving chain.Therefore, above-mentioned cantilever crane mounting base driving form is simple, resistance capacity to deformation
Good, stability is good, can effectively improve the transmission mechanical property of slide unit, and compact-sized, occupy little space, easy to maintain, cost
It is low.
Preferably, driving mechanism is hydraulic motor.
Preferably, the transmission device is set in transmission case, and the slide unit is fixedly connected with the transmission case.
Preferably, one end of the slide unit is equipped with first and hooks plate, is provided with the first idler wheel on the first hook plate, and described the
One idler wheel, which hooks, is set to the sliding rail lower surface, and the other end of the slide unit is equipped with the second idler wheel, and second idler wheel is set to described
Sliding rail upper surface.
The utility model also provides a kind of both arms traction slide unit, including cantilever crane mounting base and lever arm；
The cantilever crane mounting base includes transmission device and the slide unit for being installed on sliding rail, and the transmission device is installed on
On the slide unit, for the transmission device for driving the slide unit to slide along the sliding rail, the transmission device includes transmission chain
Item, driving mechanism, drive sprocket, the first driven sprocket and the second driven sprocket, length of the driving chain along the sliding rail
Direction setting, and the driving chain is parallel with the sliding rail, the driving mechanism is connected with the drive sprocket, and described first
Driven sprocket and second driven sprocket are respectively arranged on the two sides of the drive sprocket, and the drive sprocket is set to the transmission
The side of chain, first driven sprocket and second driven sprocket are set to the other side of the driving chain；
The quantity of the lever arm is two, and described two lever arms are respectively arranged on the both ends of the slide unit.
Above-mentioned both arms traction slide unit can be led by the way that two lever arms to be respectively arranged on to the both ends of slide unit in slide unit
While drawing movement, the independently working simultaneously of left and right sides lever arm is realized.And the cantilever crane installation that above-mentioned both arms traction slide unit uses
Seat, driving mechanism are connected with drive sprocket, and driving mechanism drives drive sprocket rotation, to drive transmission device and slide unit edge
Sliding rail sliding, and by the first driven sprocket of setting and the second driven sprocket, drive of the drive sprocket to driving chain can be improved
Dynamic performance.Therefore, above-mentioned cantilever crane mounting base driving form is simple, and resistance capacity to deformation is good, and stability is good, can effectively improve slide unit
Transmission mechanical property, and it is compact-sized, occupy little space, it is easy to maintain, it is at low cost.Above-mentioned both arms draw slide unit, are improving
Meet the working space that cantilever crane swings pitching while the structural load performance of slide unit.
Preferably, driving mechanism is hydraulic motor.
Preferably, the transmission device is set in transmission case, and the slide unit is fixedly connected with the transmission case.
Preferably, the lever arm includes swing arm stand, oscillating oil cylinder, cantilever crane and pitching oil cylinder；
The swing arm stand and slide unit articulated connection, the cylinder body end of the oscillating oil cylinder and the slide unit hingedly connect
It connects, the driving end of the oscillating oil cylinder and swing arm stand articulated connection, the oscillating oil cylinder is for driving the swing
Cantilever crane seat swings；
The cantilever crane and swing arm stand articulated connection, the cylinder body end of the pitching oil cylinder and the swing arm stand
Articulated connection, the driving end of the pitching oil cylinder and cantilever crane articulated connection, the pitching oil cylinder is for driving the cantilever crane
Make pitching movement.
Preferably, the lever arm further includes smoothing oil cylinder, the cylinder body end of the smoothing oil cylinder and the swing arm stand
Articulated connection, the driving end of the smoothing oil cylinder and cantilever crane articulated connection.
The utility model also provides a kind of tunnel arch installation vehicle, including car body, sliding rail and both arms draw slide unit；
The sliding rail is set on the car body；
The both arms traction slide unit includes cantilever crane mounting base and lever arm；
The cantilever crane mounting base includes transmission device and the slide unit for being installed on sliding rail, and the transmission device is installed on
On the slide unit, for the transmission device for driving the slide unit to slide along the sliding rail, the transmission device includes transmission chain
Item, driving mechanism, drive sprocket, the first driven sprocket and the second driven sprocket, length of the driving chain along the sliding rail
Direction setting, and the driving chain is parallel with the sliding rail, the driving mechanism is connected with the drive sprocket, and described first
Driven sprocket and second driven sprocket are respectively arranged on the two sides of the drive sprocket, and the drive sprocket is set to the transmission
The side of chain, first driven sprocket and second driven sprocket are set to the other side of the driving chain；
The quantity of the lever arm is two, and described two lever arms are respectively arranged on the both ends of the slide unit.
Above-mentioned tunnel arch installs vehicle, and track is set on car body, both arms traction slide unit is installed on track, Ke Yifang
Just both arms traction slide unit is moved.Since the driving mechanism of cantilever crane mounting base is connected with drive sprocket, driving mechanism driving
Drive sprocket rotation so that transmission device and slide unit be driven to slide along sliding rail, and passes through setting the first driven sprocket and second
Drive sprocket can be improved to the driveability of driving chain in driven sprocket.Therefore, above-mentioned both arms traction slide unit driving form letter
It is single, it is compact-sized, it occupies little space, is easily installed on car body.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram that a kind of both arms provided by the embodiment of the utility model draw slide unit；
Fig. 2 is the bottom view that both arms shown in FIG. 1 draw slide unit；
Fig. 3 is the structural schematic diagram of the transmission case of an embodiment；
Fig. 4 is the structural schematic diagram at the visual angle that both arms shown in FIG. 1 draw slide unit and sliding rail；
Fig. 5 is the structural schematic diagram at another visual angle that both arms shown in FIG. 1 draw slide unit and sliding rail；
Fig. 6 is the structural schematic diagram that a kind of tunnel arch provided by the embodiment of the utility model installs vehicle.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The application protection all should belong in technical staff's every other embodiment obtained without making creative work
Range.
Referring to FIG. 1, a kind of cantilever crane mounting base, the slide unit 30 including transmission device and for being installed on sliding rail 20 pass
Dynamic device is installed on slide unit 30, and transmission device is for driving slide unit 30 to slide along sliding rail 20.
It please also refer to Fig. 1 and Fig. 2, transmission device includes driving chain 11, driving mechanism 13, drive sprocket 15, first
Driven sprocket 17 and the second driven sprocket 19, driving chain 11 are arranged along the length direction of sliding rail 20, and driving chain 11 and cunning
Rail 20 is parallel, and driving mechanism 13 and drive sprocket 15 connect, and the first driven sprocket 17 and the second driven sprocket 19 are respectively arranged on master
The two sides of movable sprocket 15, drive sprocket 15 are set to the side of driving chain 11, the first driven sprocket 17 and the second driven sprocket 19
It is set to the other side of driving chain 11.
Above-mentioned cantilever crane mounting base, driving mechanism and drive sprocket 15 connect, and driving mechanism drives drive sprocket 15 to rotate, from
And drive transmission device and slide unit to slide along sliding rail 20, and by the way that the first driven sprocket 17 and the second driven sprocket 19 is arranged,
Drive sprocket 15 be can effectively improve to the driveability of driving chain 11.Therefore, above-mentioned cantilever crane mounting base driving form is simple,
Resistance capacity to deformation is good, and stability is good, can effectively improve the transmission mechanical property of slide unit 30, and compact-sized, occupy little space,
It is easy to maintain, it is at low cost.
In the embodiment shown in fig. 1, drive sprocket 15, the first driven sprocket 17 and the second driven sprocket 19 are distributed respectively
In on three angles of triangle.The stability of transmission device in this way is more preferable.
Wherein, driving mechanism 13 is hydraulic motor.
Wherein, transmission device is set in transmission case 12, and slide unit 30 is fixedly connected with transmission case 12.It is appreciated that slide unit 30
Overall structure can be designed to transmission case 12.It please also refer to Fig. 3, transmission case 12 offers window 122, transmission case 12 above
Preceding lower end offer 17 traction chain window (not shown) of the first driven sprocket, the posterior end of transmission case 12 offer second from
19 traction chain window (not shown) of movable sprocket.Driving chain 11 enters transmission case from 17 traction chain window of the first driven sprocket
12, transmission case 12 is pierced by from 19 traction chain window of the second driven sprocket.
Wherein, referring to FIG. 4, one end of slide unit 30, which is equipped with first, hooks plate 32, the first idler wheel is provided on the first hook plate 32
34, the first idler wheel 34, which hooks, is set to 20 lower surface of sliding rail, and the other end of slide unit 30 is equipped with the second idler wheel 36, and the second idler wheel 36, which is set to, to be slided
20 upper surface of rail.
First idler wheel 34 is mainly used for keeping the moving equilibrium of slide unit 30, has tendency power resistant function to slide unit 30.
Second idler wheel 36 includes movable pulley, retainer, bearing and pin shaft.Movable pulley is set on pin shaft by bearing holder (housing, cover), pin
The both ends of axis are fixed on retainer.Second idler wheel 36 is for supporting slide unit 30 to slide along sliding rail 20.
Further, one end that slide unit 30 is equipped with the second idler wheel 36 is additionally provided with the second hook plate 38.
Specifically, the second hook plate 38 includes vertically disposed first fixed plate and the second fixed plate.First fixed plate and
Two fixed plates are integrally formed.First fixed plate is fixedly connected with the outside of slide unit 30, and the second fixed plate is set to the bottom of sliding rail 20.
Second hook plate 38 relative to sliding rail 20 slidably.Further, the first cushion block is equipped between the first fixed plate and slide unit 30.
The second cushion block is equipped between second fixed plate and sliding rail 20.Second hook plate 38 mainly has the function of safeguard protection, simultaneously
Also stability can be improved, the rebound when being impacted by dynamic load is mainly resisted.
Further, sliding rail 20 is two tracks disposed in parallel.Slide unit 30 is located on two tracks of sliding rail 20.It passes
Dynamic chain 11 is set to the centre of two tracks.
Please refer to Fig. 1 and Fig. 5, it includes cantilever crane mounting base and activity that the utility model, which also provides a kind of both arms traction slide unit,
Arm.
Please refer to figs. 1 to 4 for the structure of cantilever crane mounting base.Cantilever crane mounting base includes transmission device and for being installed on sliding rail
Slide unit 30 on 20, transmission device are installed on slide unit 30, and transmission device is for driving slide unit 30 to slide along sliding rail 20.
It please also refer to Fig. 1 and Fig. 2, transmission device includes driving chain 11, driving mechanism 13, drive sprocket 15, first
Driven sprocket 17 and the second driven sprocket 19, driving chain 11 are arranged along the length direction of sliding rail 20, and driving chain 11 and cunning
Rail 20 is parallel, and driving mechanism 13 and drive sprocket 15 connect, and the first driven sprocket 17 and the second driven sprocket 19 are respectively arranged on master
The two sides of movable sprocket 15, drive sprocket 15 are set to the side of driving chain 11, the first driven sprocket 17 and the second driven sprocket 19
It is set to the other side of driving chain 11.
The quantity of lever arm is two, and two lever arms are respectively arranged on the both ends of slide unit 30.
Above-mentioned both arms traction slide unit can be obtained by the way that two lever arms to be respectively arranged on to the both ends of slide unit 30 in slide unit 30
While obtaining pulling motion, the independently working simultaneously of left and right sides lever arm is realized.And the cantilever crane that above-mentioned both arms traction slide unit uses
Mounting base, driving mechanism and drive sprocket 15 connect, and driving mechanism drives drive sprocket 15 to rotate, thus drive transmission device with
And slide unit 30 is slided along sliding rail 20, and by the first driven sprocket 17 of setting and the second driven sprocket 19, drive sprocket can be improved
The driveability of 15 pairs of driving chains 11.Therefore, above-mentioned cantilever crane mounting base driving form is simple, and resistance capacity to deformation is good, stablizes
Property is good, can effectively improve the transmission mechanical property of slide unit, and compact-sized, occupy little space, easy to maintain, at low cost.It is above-mentioned
Both arms draw slide unit, and the working space that cantilever crane swings pitching is met while improving the structural load performance of slide unit 30.
Wherein, the other structures of cantilever crane mounting base are as described above, and details are not described herein.
Wherein, Fig. 1 and Fig. 5 are please referred to, lever arm includes swing arm stand 41, oscillating oil cylinder 43, cantilever crane 45 and pitching oil
Cylinder 47.
Swing arm stand 41 and slide unit 30 are articulated and connected, and cylinder body end and slide unit 30 articulated connection of oscillating oil cylinder 43 are swung
The driving end of oil cylinder 43 and swing arm stand 41 are articulated and connected, and oscillating oil cylinder 43 is for driving swing arm stand 41 to swing.
It is appreciated that in other embodiments, oscillating oil cylinder 43 can not be used, at this point, swing arm stand 41 and slide unit
It can be realized and be swung using pivoting support and hydraulic motor between 30.
Cantilever crane 45 and swing arm stand 41 are articulated and connected, and the cylinder body end and swing arm stand 41 of pitching oil cylinder 47 hingedly connect
It connects, the driving end of pitching oil cylinder 47 and cantilever crane 45 are articulated and connected, and pitching oil cylinder 47 is for driving cantilever crane 45 to make pitching movement.
Above-mentioned lever arm can drive lever arm to swing, by the way that pitching is arranged by the way that oscillating oil cylinder 43 is arranged
Oil cylinder 47 can drive lever arm to do pitching movement, to realize the function of swinging with upper and lower pitching movement of lever arm.
Further, lever arm further includes smoothing oil cylinder 49, and cylinder body end and the swing arm stand 41 for smoothing oil cylinder 49 are hinged
Connection, the driving end and cantilever crane 45 for smoothing oil cylinder 49 are articulated and connected.Smoothing oil cylinder is mainly cantilever crane 45 when carrying out pitching motion,
It can assist that other component is supported to provide pitching synchronous hydraulic power or horizontal synchronization campaign.
Referring to FIG. 6, the utility model also provides a kind of tunnel arch installation vehicle, including car body 50, sliding rail 20 and both arms
Draw slide unit.Sliding rail 20 is set on car body 50.The structure of both arms traction slide unit please refers to Fig. 1 to Fig. 5.
It includes cantilever crane mounting base and lever arm that both arms, which draw slide unit,.
Please refer to figs. 1 to 4 for the structure of cantilever crane mounting base.Cantilever crane mounting base includes transmission device and for being installed on sliding rail
Slide unit 30 on 20, transmission device are installed on slide unit 30, and transmission device is for driving slide unit 30 to slide along sliding rail 20.
It please also refer to Fig. 1 and Fig. 2, transmission device includes driving chain 11, driving mechanism 13, drive sprocket 15, first
Driven sprocket 17 and the second driven sprocket 19, driving chain 11 are arranged along the length direction of sliding rail 20, and driving chain 11 and cunning
Rail 20 is parallel, and driving mechanism 13 and drive sprocket 15 connect, and the first driven sprocket 17 and the second driven sprocket 19 are respectively arranged on master
The two sides of movable sprocket 15, drive sprocket 15 are set to the side of driving chain 11, the first driven sprocket 17 and the second driven sprocket 19
It is set to the other side of driving chain 11.
The quantity of lever arm is two, and two lever arms are respectively arranged on the both ends of slide unit 30.
Above-mentioned tunnel arch installs vehicle, and track 20 is set on car body 50, and both arms traction slide unit is installed on track 20,
It can be convenient and move both arms traction slide unit.Since the driving mechanism and drive sprocket 15 of cantilever crane mounting base connect, driving
Mechanism drives drive sprocket 15 to rotate, so that transmission device and slide unit 30 be driven to slide along sliding rail 20, and passes through setting first
Driven sprocket 17 and the second driven sprocket 19, can be improved drive sprocket 15 to the driveability of driving chain 11.Therefore, above-mentioned
Both arms traction slide unit driving form is simple, compact-sized, occupies little space, is easily installed on car body 50.
The other structures of the other structures of the both arms traction slide unit of above-mentioned tunnel arch installation vehicle and cantilever crane mounting base are such as
Described above, details are not described herein.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of cantilever crane mounting base, which is characterized in that the slide unit including transmission device and for being installed on sliding rail, the transmission
Device is installed on the slide unit, and the transmission device is for driving the slide unit to slide along the sliding rail；
The transmission device includes driving chain, driving mechanism, drive sprocket, the first driven sprocket and the second driven sprocket, institute
The length direction that driving chain is stated along the sliding rail is arranged, and the driving chain is parallel with the sliding rail, the driving mechanism
It is connected with the drive sprocket, first driven sprocket and second driven sprocket are respectively arranged on the two of the drive sprocket
Side, the drive sprocket are set to the side of the driving chain, and first driven sprocket and second driven sprocket are all provided with
In the other side of the driving chain.
2. cantilever crane mounting base as described in claim 1, which is characterized in that driving mechanism is hydraulic motor.
3. cantilever crane mounting base as described in claim 1, which is characterized in that the transmission device is set in transmission case, the cunning
Platform is fixedly connected with the transmission case.
4. cantilever crane mounting base as described in claim 1, which is characterized in that one end of the slide unit is equipped with first and hooks plate, described
The first idler wheel is provided on first hook plate, first idler wheel, which hooks, is set to the sliding rail lower surface, and the other end of the slide unit is set
There is the second idler wheel, second idler wheel is set to the sliding rail upper surface.
5. a kind of both arms draw slide unit, which is characterized in that including cantilever crane mounting base and lever arm；
The cantilever crane mounting base includes transmission device and the slide unit for being installed on sliding rail, and the transmission device is installed on described
On slide unit, for driving the slide unit to slide along the sliding rail, the transmission device includes driving chain, drives the transmission device
Motivation structure, drive sprocket, the first driven sprocket and the second driven sprocket, the driving chain are set along the length direction of the sliding rail
It sets, and the driving chain is parallel with the sliding rail, the driving mechanism is connected with the drive sprocket, first driven chain
Wheel and second driven sprocket are respectively arranged on the two sides of the drive sprocket, and the drive sprocket is set to the driving chain
Side, first driven sprocket and second driven sprocket are set to the other side of the driving chain；
The quantity of the lever arm is two, and described two lever arms are respectively arranged on the both ends of the slide unit.
6. both arms as claimed in claim 5 draw slide unit, which is characterized in that driving mechanism is hydraulic motor.
7. both arms as claimed in claim 5 draw slide unit, which is characterized in that the transmission device is set in transmission case, described
Slide unit is fixedly connected with the transmission case.
8. both arms as claimed in claim 5 draw slide unit, which is characterized in that the lever arm includes swing arm stand, swings
Oil cylinder, cantilever crane and pitching oil cylinder；
The swing arm stand and slide unit articulated connection, the cylinder body end of the oscillating oil cylinder and slide unit articulated connection,
The driving end of the oscillating oil cylinder and swing arm stand articulated connection, the oscillating oil cylinder is for driving the swing cantilever crane
Seat swings；
The cantilever crane and swing arm stand articulated connection, the cylinder body end of the pitching oil cylinder and the swing arm stand are hinged
Connection, the driving end of the pitching oil cylinder and cantilever crane articulated connection, the pitching oil cylinder is for driving the cantilever crane to bow
Face upward movement.
9. both arms as claimed in claim 8 draw slide unit, which is characterized in that the lever arm further includes smoothing oil cylinder, described
The cylinder body end and swing arm stand articulated connection of oil cylinder are smoothed, the driving end of the smoothing oil cylinder and the cantilever crane hingedly connect
It connects.
10. a kind of tunnel arch installs vehicle, which is characterized in that draw slide unit including car body, sliding rail and both arms；
The sliding rail is set on the car body；
The both arms traction slide unit includes cantilever crane mounting base and lever arm；
The cantilever crane mounting base includes transmission device and the slide unit for being installed on sliding rail, and the transmission device is installed on described
On slide unit, for driving the slide unit to slide along the sliding rail, the transmission device includes driving chain, drives the transmission device
Motivation structure, drive sprocket, the first driven sprocket and the second driven sprocket, the driving chain are set along the length direction of the sliding rail
It sets, and the driving chain is parallel with the sliding rail, the driving mechanism is connected with the drive sprocket, first driven chain
Wheel and second driven sprocket are respectively arranged on the two sides of the drive sprocket, and the drive sprocket is set to the driving chain
Side, first driven sprocket and second driven sprocket are set to the other side of the driving chain；
The quantity of the lever arm is two, and described two lever arms are respectively arranged on the both ends of the slide unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821634265.7U CN208934717U (en) | 2018-10-09 | 2018-10-09 | A kind of cantilever crane mounting base, both arms traction slide unit and tunnel arch installation vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821634265.7U CN208934717U (en) | 2018-10-09 | 2018-10-09 | A kind of cantilever crane mounting base, both arms traction slide unit and tunnel arch installation vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208934717U true CN208934717U (en) | 2019-06-04 |
Family
ID=66723805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821634265.7U Active CN208934717U (en) | 2018-10-09 | 2018-10-09 | A kind of cantilever crane mounting base, both arms traction slide unit and tunnel arch installation vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208934717U (en) |
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2018
- 2018-10-09 CN CN201821634265.7U patent/CN208934717U/en active Active
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