CN207633385U - A kind of constructing tunnel digging arm - Google Patents
A kind of constructing tunnel digging arm Download PDFInfo
- Publication number
- CN207633385U CN207633385U CN201721793021.9U CN201721793021U CN207633385U CN 207633385 U CN207633385 U CN 207633385U CN 201721793021 U CN201721793021 U CN 201721793021U CN 207633385 U CN207633385 U CN 207633385U
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- China
- Prior art keywords
- shaft
- roller
- hydraulic cylinder
- forearm
- arm
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- 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.)
- Expired - Fee Related
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Abstract
The utility model is related to civil engineering machine technical field, more particularly to a kind of constructing tunnel digging arm.It includes connection seat, large arm, forearm, it is formed with the scraper bowl of the storage tank of a notch to the left, connecting base, shaft is connected to the first swing arm on the right end of forearm, first hydraulic cylinder, second hydraulic cylinder, the second swing arm that third hydraulic cylinder and upper end are fixedly connected with the first swing arm and lower end is fixedly connected with scraper bowl, scraper bowl includes the bucket body that upper end is connect with forearm and the second swing arm shaft simultaneously, the support base being installed on the top surface of bucket body, shaft is connected to the upper end of the notch of storage tank and rotatable covers are together in the sealing lid on the notch of storage tank, it is installed in the fixed seat and the 4th hydraulic cylinder that sealing covers.When needing carry an object, by controlling the stroke of the 4th hydraulic cylinder, the notch lid of storage tank can be closed by sealing lid, effectively prevent making object midway fall because digging arm shakes.
Description
Technical field
The utility model is related to civil engineering machine technical field, more particularly to a kind of constructing tunnel digging arm.
Background technology
In recent years, with increasing, China's tunnel machineization construction overall technology of China's Metro Tunnel project
Backward present situation is more and more prominent relatively.Part engineering still uses the tunnel of relatively primitive backwardness due to influences such as construction funds
Road form of construction work.Other to use in the higher engineering of mechanization degree, also there is also such-and-such defects.So research and development are a kind of
Novel mechanical matching equipment is great realistic meaning.Digging arm in the prior art is carrying the higher rolling of round and smooth degree
When the objects such as stone, pipe and trees, since digging arm inevitably vibrates, the objects such as Rolling Stone, pipe and trees
It is easy to fall from the scraper bowl of digging arm, greatly reduces working efficiency.
Utility model content
In view of the deficiency of the prior art, the purpose of this utility model is to provide a kind of excavations of constructing tunnel
Arm.
To achieve the goals above, the utility model adopts the following technical solution：
A kind of constructing tunnel digging arm, it include the right side that connection seat, shaft are connected to connection seat large arm, with it is big
Arm right end shaft connection forearm, connect and be formed with the right end shaft of forearm the scraper bowl of the storage tank of a notch to the left,
The first swing arm that the connecting base that is installed on the left upper end of forearm, shaft are connected on the right end of forearm, cylinder body and couple
First hydraulic cylinder that the connection of seat shaft and piston portion are connect with large arm shaft, cylinder body and large arm shaft connect and piston portion and rank
What second hydraulic cylinder, cylinder body and the connection of connecting base shaft and piston portion that joint chair shaft connects were connect with the first swing arm shaft
The second swing arm that third hydraulic cylinder and upper end are fixedly connected with the first swing arm and lower end is fixedly connected with scraper bowl, the shovel
Bucket includes the bucket body that upper end is connect with forearm and the second swing arm shaft simultaneously, the branch being installed on the top surface of bucket body
Support seat, shaft are connected to the upper end of the notch of storage tank and rotatable covers are together in sealing lid, the dress on the notch of storage tank
It is connect with support base shaft set on the fixed seat that covers of sealing and cylinder body and piston portion is connect with fixed seat shaft the 4th
The longitudinal section of hydraulic cylinder, the sealing lid is L-shaped, and the forearm is connect with support base shaft, second swing arm and support
Seat is fixedly connected.
Preferably, the longitudinal section of the scraper bowl is in the shape of the letter V, and the turning point of the scraper bowl offers one and is connected with storage tank
Installing port, be installed with a roller being distributed along the longitudinal direction in the installing port.
Preferably, a vibrating device being distributed along the longitudinal direction is provided in the roller, on the right wall plate of the scraper bowl
Offer several filter hole being connected with storage tank.
Preferably, four buffer springs are installed in the roller, the vibrating device includes being fixedly connected on roller
The central part of vibrating motor at axle center, the internal perisporium of the roller is installed with the first support ring flat-plate, the internal perisporium of the roller
Central part be also installed with a second support ring flat-plate for being located at the first support ring flat-plate rear, at the axle center of the first support ring flat-plate
It is installed with the first mounting base, the second mounting base is installed at the axle center of the second support ring flat-plate, is also installed in the roller
One is eccentrically rotated structure through what the first mounting base and the second mounting base were distributed simultaneously along the longitudinal direction, described to be eccentrically rotated
The rear and front end of structure is rotatablely connected with the first mounting base and the second mounting base respectively, the vibrating motor and is eccentrically rotated knot
The front end or rear end of structure body are fixedly connected, and four buffer springs are respectively fixedly connected with the front upper part in the first mounting base,
The front lower portion of one mounting base, the rear lower of the upper back of the second mounting base and the second mounting base and with the inner wall of roller fix connect
It connects.
Preferably, it is installed with a driving motor in the roller.
As the above scheme is adopted, to position or position of skimming is excavated, then bucket body is controlled by first hydraulic cylinder
The stroke of second hydraulic cylinder and third hydraulic cylinder is controlled again to complete to excavate or action of skimming, and is turned round station after fulfiling assignment again and is opened
Begin work cycle next time；The position of first hydraulic cylinder is set to the lower part of large arm, both ends be respectively articulated with hinge in large arm and
Connection seat provides support for entire digging arm, and the operating position of large arm is adjusted in the stroke for changing first hydraulic cylinder.Second hydraulic pressure
Cylinder position is set on large arm, and both ends respectively connected hinge and forearm under large arm, and adjusting second hydraulic cylinder can make on forearm
Lower swing provides digging force for forearm.Third Position of Hydraulic Cylinder is arranged on forearm top, is connected to connecting base, the first swing arm,
To control the rotation of scraper bowl, and digging force is provided for scraper bowl；When needing to carry the higher object of round and smooth degree, pass through control
The notch lid of storage tank can be closed, effectively prevent making in object because digging arm shakes by the stroke of the 4th hydraulic cylinder by sealing lid
Way is fallen；When bucket body is moved to destination, sealing lid is opened, you can object is unloaded, it is very convenient, there is very strong reality
With value.
Description of the drawings
Fig. 1 is the Standard schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the scraper bowl of the utility model embodiment；
Fig. 3 is the longitudinal section of the roller of the utility model embodiment.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As shown in Figure 1 to Figure 3, a kind of constructing tunnel digging arm provided by the utility model, it includes connection seat 1, hinge
Large arm 2 of the chain link in the right side of connection seat 1, the right end hinge with the hinged forearm 3 of right end of large arm 2 and forearm 3
Connect and be formed with the scraper bowl 4 of the storage tank (not shown) of a notch to the left, the linking being installed on the left upper end of forearm 3
Seat 31, the first swing arm 32, cylinder body and 1 hinge connection of connection seat that are hingedly coupled on the right end of forearm 3 and piston portion with
2 hinged first hydraulic cylinder 21 of large arm, cylinder body and 2 hinge connection of large arm and piston portion and connecting base 31 are hinged
Second hydraulic cylinder 33, cylinder body and 31 hinge connection of connecting base and piston portion and 32 hinged third hydraulic pressure of the first swing arm
The second swing arm 35 that cylinder 34 and upper end are fixedly connected with the first swing arm 32 and lower end is fixedly connected with scraper bowl 4, scraper bowl 4 wrap
Include upper end simultaneously with 35 hinged bucket body 41 of forearm 3 and the second swing arm, be installed on the top surface of bucket body 41
Support base 42, be hingedly coupled to storage tank notch upper end and rotatable covers together in the sealing on the notch of storage tank
Lid 43, the fixed seat 44 being installed on sealing lid 43 and cylinder body and 42 hinge connection of support base and piston portion and fixed seat 44
Hinged 4th hydraulic cylinder 45, the longitudinal section for sealing lid 43 is L-shaped, increases between bucket body 41 and sealing lid 43
Accommodating space, forearm 3 and 42 hinge connection of support base, the second swing arm 35 are fixedly connected with support base 42.First hydraulic cylinder 21,
Second hydraulic cylinder 33, third hydraulic cylinder 34 and the 4th hydraulic cylinder 45 are electrically connected with external controller, connection seat 1 and outside
Firm object (such as excavator, cliff or other ground fixture bodies), pass through first hydraulic cylinder 21 control bucket body
41, to position or position of skimming is excavated, then control the stroke of second hydraulic cylinder 33 and third hydraulic cylinder 34 to complete to excavate or take off again
Slag acts, and turns round station after fulfiling assignment again and starts work cycle next time；The position of first hydraulic cylinder 21 is set to large arm 2
Lower part, both ends be respectively articulated with hinge in large arm 2 and connection seat 1, provide support for entire digging arm, change first hydraulic cylinder 21
Stroke the operating position of large arm 2 is adjusted.33 position of second hydraulic cylinder is set on large arm 2, and both ends respectively connected greatly
2 times hinges of arm and forearm 3, adjusting second hydraulic cylinder 33 can be such that forearm 3 swings up and down, and digging force is provided for forearm 3.Third hydraulic pressure
34 position of cylinder is arranged on 3 top of forearm, is connected to connecting base 31, the first swing arm 32, to control the rotation of scraper bowl 4, and
Digging force is provided for scraper bowl 4；It, can by controlling the stroke of the 4th hydraulic cylinder 45 when needing to carry the higher object of round and smooth degree
Lid 43 will be sealed to close the notch lid of storage tank, effectively prevent making object midway fall because digging arm shakes；Bucket body 41
When being moved to destination, sealing lid 43 is opened, you can object is unloaded, it is very convenient.
After being completed in excacation, the ground of surrounding is flattened, the longitudinal section of scraper bowl 4 is in the shape of the letter V,
The turning point of scraper bowl 4 offers an installing port 46 being connected with storage tank, and be installed with one in installing port 46 divides along the longitudinal direction
The roller 5 of cloth.By controlling third hydraulic cylinder 34 so that the bending part of scraper bowl 4 comes into full contact with ground, then controls the first liquid
Cylinder pressure 21 and second hydraulic cylinder 33 realize that moving back and forth for bucket body 41, roller 5 flatten concave-convex different ground；And
In digging operation usually, roller 5 plays the role of alleviating the impact force of bucket body 41 and other hard object collisions and generation.
In order to enrich the function of digging arm, a vibrating device 51 being distributed along the longitudinal direction, scraper bowl 4 are provided in roller 5
Right wall plate on offer several filter hole 52 being connected with storage tank.In mining process, Vibration on Start-up device 51 makes
Granularity in bucket body 41 smaller soil and the grains of sand are leaked out from filter hole 52, and big stone and soil block of granularity etc. is then
It is carried to destination, the smaller soil of granularity and the grains of sand can help roller 5 rapidly to flatten the ground of surrounding.
In order to advanced optimize the structure of roller 5, four buffer springs 53 are installed in roller 5, vibrating device 51 includes
The central part of the vibrating motor 54 being fixedly connected at the axle center of roller 5, the internal perisporium of roller 5 is installed with the first support ring flat-plate
55, the central part of the internal perisporium of roller 5 is also installed with a second support ring flat-plate 56 for being located at the first 55 rear of support ring flat-plate, and first
It supports and is installed with the first mounting base 57 at the axle center of ring flat-plate 55, the second mounting base is installed at the axle center of the second support ring flat-plate 56
58, the bias being distributed simultaneously through the first mounting base 57 and the second mounting base 58 along the longitudinal direction is also installed in roller 5
Rotational structure body 59, the rear and front end for being eccentrically rotated structure 59 connect with the first mounting base 57 and the rotation of the second mounting base 58 respectively
It connects, vibrating motor 54 is fixedly connected with the front end or rear end for being eccentrically rotated structure 59, and four buffer springs 53 are fixed respectively to be connected
It is connected to the front upper part of the first mounting base 57, the front lower portion of the first mounting base 57, the upper back of the second mounting base 58 and the second installation
Seat 58 rear lower and be fixedly connected with the inner wall of roller 5.Vibrating motor 54 starts, and is eccentrically rotated structure 59 and carries out bias
Rotary motion, thus roller 5 is shaken, and then bucket body 41 is shaken；Buffer spring 53 is in the vibration for ensureing roller 5
In the case of effect, prevents from being eccentrically rotated structure 59 and the inner wall of roller 5 collides.
In order to improve the working efficiency of roller 5, a driving motor (not shown) is installed in roller 5.Pass through driving
Motor can control the rotation of roller 5, highly efficient pressing ground.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, is directly or indirectly transported
Used in other related technical areas, it is equally included in the patent within the scope of the utility model.
Claims (5)
1. a kind of constructing tunnel digging arm, it is characterised in that：It includes that connection seat, shaft are connected to the right side of connection seat
Large arm, the forearm being connect with the right end shaft of large arm connect with the right end shaft of forearm and are formed with a notch to the left accommodating
The scraper bowl of slot, the connecting base being installed on the left upper end of forearm, shaft are connected to the first swing arm, cylinder body on the right end of forearm
First hydraulic cylinder, cylinder body and the large arm shaft that portion is connect with connection seat shaft and piston portion is connect with large arm shaft are connected and are lived
Second hydraulic cylinder, cylinder body and the connection of connecting base shaft and piston portion and the first swing arm that piston part is connect with connecting base shaft turn
The second swing that the third hydraulic cylinder of axis connection and upper end are fixedly connected with the first swing arm and lower end is fixedly connected with scraper bowl
Arm, the scraper bowl include upper end simultaneously connect with forearm and the second swing arm shaft bucket body, be installed in bucket body
Support base, shaft on top surface are connected to the upper end of the notch of storage tank and rotatable covers are together in the envelope on the notch of storage tank
Closing lid is installed in fixed seat and cylinder body is connect with support base shaft and piston portion is connect with fixed seat shaft that sealing covers
The 4th hydraulic cylinder, it is described sealing lid longitudinal section it is L-shaped, the forearm is connect with support base shaft, second swing arm
It is fixedly connected with support base.
2. a kind of constructing tunnel digging arm according to claim 1, it is characterised in that：The longitudinal section of the scraper bowl is in V
The turning point of font, the scraper bowl offers an installing port being connected with storage tank, and one is installed with along preceding in the installing port
The roller of rear direction distribution.
3. a kind of constructing tunnel digging arm according to claim 2, it is characterised in that：An edge is provided in the roller
The vibrating device of front-rear direction distribution, offers several filter hole being connected with storage tank on the right wall plate of the scraper bowl.
4. a kind of constructing tunnel digging arm according to claim 3, it is characterised in that：Four are installed in the roller
Buffer spring, the vibrating device include the vibrating motor being fixedly connected at the axle center of roller, the internal perisporium of the roller
Central part is installed with the first support ring flat-plate, and the central part of the internal perisporium of the roller is also installed with one after the first support ring flat-plate
The second of side supports ring flat-plate, and the first mounting base is installed at the axle center of the first support ring flat-plate, the second support ring flat-plate
It is installed with the second mounting base at axle center, one is also installed in the roller along the longitudinal direction simultaneously through the first mounting base and the
The distribution of two mounting bases is eccentrically rotated structure, the rear and front end for being eccentrically rotated structure respectively with the first mounting base and the
Two mounting bases are rotatablely connected, and the vibrating motor is fixedly connected with the front end or rear end for being eccentrically rotated structure, and four described slow
Rush spring be respectively fixedly connected with the front upper part in the first mounting base, the front lower portion of the first mounting base, the second mounting base upper back
It is fixedly connected with the rear lower of the second mounting base and with the inner wall of roller.
5. a kind of constructing tunnel digging arm according to claim 2, it is characterised in that：A drive is installed in the roller
Dynamic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793021.9U CN207633385U (en) | 2017-12-20 | 2017-12-20 | A kind of constructing tunnel digging arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793021.9U CN207633385U (en) | 2017-12-20 | 2017-12-20 | A kind of constructing tunnel digging arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207633385U true CN207633385U (en) | 2018-07-20 |
Family
ID=62853214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721793021.9U Expired - Fee Related CN207633385U (en) | 2017-12-20 | 2017-12-20 | A kind of constructing tunnel digging arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207633385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005137A (en) * | 2017-12-20 | 2018-05-08 | 佛山科学技术学院 | A kind of constructing tunnel digging arm |
-
2017
- 2017-12-20 CN CN201721793021.9U patent/CN207633385U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005137A (en) * | 2017-12-20 | 2018-05-08 | 佛山科学技术学院 | A kind of constructing tunnel digging arm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 Termination date: 20191220 |