CN211815501U - Self-moving trestle - Google Patents
Self-moving trestle Download PDFInfo
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- CN211815501U CN211815501U CN202020215086.0U CN202020215086U CN211815501U CN 211815501 U CN211815501 U CN 211815501U CN 202020215086 U CN202020215086 U CN 202020215086U CN 211815501 U CN211815501 U CN 211815501U
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Abstract
The utility model discloses a self-moving trestle, which comprises a main bridge and a moving platform, wherein the main bridge is arranged at the top of the moving platform in a sliding way along the advancing direction, and an automatic walking component is arranged at the bottom of the moving platform; a translation driving device is further arranged between the main bridge and the movable platform, the fixed end of the translation driving device is connected with the top of the movable platform, and the driving end of the translation driving device is connected with the bottom of the main bridge; two ends of the main bridge are respectively provided with a first telescopic fixing device, and the bottom of the mobile platform is provided with a second telescopic fixing device; the utility model discloses have the beneficial effect that realizes that the main bridge to move, improve the efficiency of construction greatly along with the construction progress is synchronous by oneself.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction device, concretely relates to from portable landing stage.
Background
The inverted arch construction of the tunnel is a key process influencing the construction progress and quality control, and the passage of the tunnel is cut off when the inverted arch surface is constructed, so that the passage of mucking vehicles is easily interfered. The simple and easy landing stage of springboard formula is generally adopted in traditional construction, and structural strength is weak, and mechanical degree of automation is low, and the potential safety hazard is big, needs large-scale machinery to assist when simple and easy landing stage removes to remove, and the location is inaccurate when removing, takes place the incident that drops easily when the vehicle passes through. Because the single-track railway tunnel face is narrow, the problem cannot be solved by adopting a method of transversely moving in a double-track trestle when the bottom inverted arch face is used for clearing slag. Therefore, it is necessary to provide a novel single-track railway trestle which has good safety and high mechanical automation degree, can realize quick movement and positioning and does not influence the slag discharge of an inverted arch surface.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a from portable landing stage realizes that the main bridge of landing stage moves the function of taking one's place rapidly along convenient removal of advancing direction, main bridge.
The utility model discloses a following technical scheme realizes:
the self-moving trestle comprises a main bridge and a moving platform, wherein the main bridge is arranged at the top of the moving platform in a sliding manner along the advancing direction, and an automatic walking assembly is arranged at the bottom of the moving platform; a translation driving device is further arranged between the main bridge and the movable platform, the fixed end of the translation driving device is connected with the top of the movable platform, and the driving end of the translation driving device is connected with the bottom of the main bridge; the two ends of the main bridge are respectively provided with a first telescopic fixing device, and the bottom of the mobile platform is provided with a second telescopic fixing device.
The working principle is as follows:
the automatic walking assembly drives the moving platform and the main bridge to enter the tunnel, an external vehicle or an excavator runs to the top of the main bridge to excavate the tunnel, the two ends of the main bridge are respectively located on the top end faces of the two ends of the foundation pit, the first telescopic fixing devices at the two ends of the main bridge are in contact with the top end faces of the two ends of the foundation pit in an extending state, the main bridge is fixed, and the automatic walking assembly is in contact with the bottom of the foundation pit. After the excavation of the first section of foundation pit is finished, the main bridge needs to be moved along the advancing direction of the tunnel, the second telescopic fixing device at the bottom of the moving platform extends out to be in contact with the bottom surface of the foundation pit at the moment, the moving platform is fixed, then the first telescopic fixing devices at the two ends of the main bridge retract to cancel the fixation of the main bridge, and namely the main bridge is in a movable state and the moving platform is fixed. The main bridge can slide along the advancing direction at moving platform's top this moment, drives the main bridge through translation drive arrangement this moment and slides at moving platform's top along the advancing direction, realizes the main bridge towards advancing direction's removal by oneself for the main bridge removes to next section position that needs excavation foundation ditch, and vehicle and excavator of being convenient for travel to next section excavation section along the main bridge and excavate the operation. After the main bridge moves to the next section of excavation position, the first telescopic fixing devices at the two ends of the main bridge extend out again to be in contact with the ground, so that the main bridge is fixed again, and meanwhile, the second telescopic fixing devices at the bottom of the mobile platform retract to cancel the fixation of the mobile platform, namely, the main bridge is fixed and the mobile platform is in a movable state. Then the translation driving device drives the mobile platform to move along the advancing direction, so that the mobile platform returns to the initial position between the mobile platform and the main bridge, and the next main bridge movement is carried out. The steps are repeatedly carried out, so that the continuous self-movement of the main bridge can be realized, and the efficiency of tunnel construction is greatly improved.
For better realization the utility model discloses, furtherly, translation drive arrangement is including drive reduction unit, driving screw, drive nut seat, driving screw passes through the bearing frame and rotates the output of installing at moving platform's top and with drive reduction unit and be connected, drive nut seat suit is on driving screw, and the top of drive nut seat is connected with the bottom of main axle.
When the main axle needs to be translated, the moving platform is fixed through the second telescopic fixing device, the first telescopic fixing device is cancelled to fix the main axle, then the driving screw rod arranged in parallel with the advancing direction is driven to rotate through the driving speed reducing unit, the driving screw rod drives the driving nut seat to linearly move along the advancing direction, and the driving nut seat further drives the main axle to move along the advancing direction. When the movable platform needs to be reset after the main axle moves, the main axle is fixed through the first telescopic fixing device, the second telescopic fixing device is cancelled to fix the movable platform, then the driving screw rod arranged in parallel with the advancing direction is driven to rotate reversely through the driving speed reducer set, the movable platform is fixed at the moment, namely the driving nut seat is fixed at the moment, under the reaction force generated by the overturning of the driving screw rod, the driving screw rod moves along the advancing direction, and then the movable platform is driven to move along the advancing direction, so that the movable platform is reset.
In order to better realize the utility model discloses, furtherly, moving platform's top is provided with two I-beams along advancing direction's both sides parallel alignment, the outside cover of I-beam is equipped with bears the seat, bear between the bottom of seat and the top of I-beam through top gyro wheel roll connection, bear respectively through side gyro wheel roll connection between the inside both sides face of seat and the both sides recess facade of I-beam, bear the top of seat and be connected with the bottom of main axle.
The top roller between the top of the I-beam and the bottom of the bearing seat is used for bearing the weight of the bearing seat and the main bridge at the top of the bearing seat, and meanwhile, the top roller can roll along the top of the I-beam, so that the relative sliding between the bearing seat and the main bridge at the top of the bearing seat and the moving platform is realized. The side idler wheels between the bottoms of the two sides of the bearing seat and the groove vertical faces of the two sides of the I-shaped beam are used for limiting the bearing seat, the wheel shafts of the side idler wheels are arranged along the vertical direction, the wheel rims of the side idler wheels are in contact with the groove vertical faces of the I-shaped beam, the wheel rims of the side idler wheels on the two sides are close to the groove vertical faces of the two sides of the I-shaped beam, the bearing seat is limited, and the main bridge at the top of the bearing seat are prevented from moving.
In order to better realize the utility model discloses, furtherly, still be provided with urgent locking device between the inside both sides face of bearing the seat and the both sides recess facade of I-beam.
When the first telescopic fixing devices at the two ends of the main bridge fail, the groove vertical surfaces at the two sides of the I-shaped beam are clamped tightly through the emergency locking device, and then the relative movement between the bearing seat and the moving platform is stopped, namely the relative movement between the main bridge and the moving platform is stopped.
In order to better realize the utility model, the automatic walking assembly further comprises a wheel carrier, the top of the wheel carrier is connected with the bottom of the mobile platform, walking units are symmetrically arranged on two sides of the bottom of the wheel carrier, which are parallel to the advancing direction, the walking units comprise a driving wheel and a driven wheel which are arranged on the bottom of the wheel carrier in a side-by-side rotating manner, and the driving wheel and the driven wheel are connected through a crawler belt in a transmission manner; adjacent driving wheels are connected through a driving shaft, and adjacent driven wheels are connected through a driven shaft; the bottom of the wheel carrier is also provided with a walking speed reducing unit, and the output end of the walking speed reducing unit is in transmission connection with the driving shaft.
In order to better realize the utility model discloses, furtherly, first flexible fixing device includes first sleeve, first telescopic prop, first flexible hydro-cylinder, first sleeve sets up the bottom at the both ends of main bridge, first telescopic inside is provided with first flexible hydro-cylinder, the inside of first sleeve still slides and is provided with first telescopic prop, first telescopic prop is located the inside one end of first sleeve and is connected with the flexible end of first flexible hydro-cylinder, the other end of first telescopic prop is provided with the stabilizer blade.
In order to better realize the utility model discloses, furtherly, the flexible fixing device of second includes the flexible hydro-cylinder of second sleeve, the flexible pillar of second, the second sleeve sets up the both ends in moving platform bottom, the inside of second sleeve is provided with the flexible hydro-cylinder of second, the inside of second sleeve still slides and is provided with the flexible pillar of second, the flexible end that the one end that the second is located the inside of second sleeve is connected with the flexible hydro-cylinder of second, the other end of the flexible pillar of second is provided with the stabilizer blade.
For better realization the utility model discloses, further, the both ends of main bridge are rotated respectively and are provided with preceding approach bridge and back approach bridge.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the utility model discloses a slide along the direction of travel at the top of moving platform and set up the main axle, set up the flexible fixing device of second in the bottom at moving platform's both ends, set up the flexible fixing device of first in the bottom at the both ends of main axle, when needing to move the main axle, fix moving platform and cancel the fixed of the first flexible fixing device to the main axle through the flexible fixing device of second, then drive the main axle through the translation drive assembly and move to next section construction area along the direction of travel by oneself, realize the swift removal of main axle; when the movable platform needs to be translated, a second telescopic fixing device is cancelled to fix the movable platform, the main bridge is fixed through the first telescopic fixing device, and then the translation driving device drives the movable platform to reset for the next main bridge movement; through the continuous movement between the main bridge and the moving platform, the main bridge can continuously move to a section of station, so that the tunnel construction can be continuously and efficiently carried out;
(2) the utility model discloses set up the automatic walking subassembly in the bottom of moving platform, drive moving platform and main bridge through the automatic walking subassembly and carry out whole convenient removal, improved the removal efficiency of moving platform and main bridge, and then improved the efficiency of construction;
(3) the utility model discloses a set up the I-beam along the direction of travel at the both sides at moving platform top, and detain the bearing seat on the I-beam, realize the bearing seat through top gyro wheel roll connection between the bottom surface of bearing seat and the top surface of I-beam and slide along the I-beam, and then realize the main bridge at the slip of moving platform top, set up the side gyro wheel and contact with the both sides recess facade of I-beam at the both sides decibel of bearing seat simultaneously, guarantee effectively that the bearing seat is along the firm top when the I-beam slides, and then avoid the main bridge to take place the drunkenness when sliding;
(4) the removal of main axle and moving platform is all accomplished through the cooperation of translation drive arrangement, first flexible fixing device, the flexible fixing device of second, has replaced artifical removal main axle or tradition to remove the main axle through the mode of hydraulic pressure jacking, has improved the efficiency of construction greatly, makes the construction operation convenient nimble more.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the state of the main bridge translation;
FIG. 3 is a diagram illustrating a state of translation of the movable stage;
FIG. 4 is a schematic diagram of the connection between the host bridge and the mobile platform;
FIG. 5 is a schematic view of the active side of the self-propelled assembly;
FIG. 6 is a schematic view of the driven side of the self-propelled assembly
FIG. 7 is a schematic structural view of a first telescoping fixture device;
fig. 8 is a schematic structural view of the second telescopic fixing device.
Wherein: 1-a main bridge; 2-moving the platform; 3-a translation drive; 4-an automatic walking assembly; 5-front approach bridge; 6-rear approach bridge; 01-a first telescopic fixture; 02-a second telescopic fixing device; 21-an i-beam; 22-a bearing seat; 23-top rollers; 24-side rollers; 31-driving a speed reducer set; 32-a drive screw; 33-driving the nut seat; 41-wheel carrier; 42-a driving wheel; 43-a driven wheel; 44-a track; 45-driving shaft; 46-a driven shaft; 47-walking speed reducer set; 011-a first sleeve; 012-a first telescopic strut; 013-a first telescopic oil cylinder; 021-a second sleeve; 022-a second telescopic strut; 023-second telescopic cylinder.
Detailed Description
Example 1:
as shown in fig. 1-3, the self-moving trestle of the present embodiment includes a main bridge 1, and further includes a moving platform 2, the main bridge 1 is slidably disposed on the top of the moving platform 2 along a traveling direction, and an automatic traveling assembly 4 is disposed at the bottom of the moving platform 2; a translation driving device 3 is further arranged between the main bridge 1 and the movable platform 2, the fixed end of the translation driving device 3 is connected with the top of the movable platform 2, and the driving end of the translation driving device 3 is connected with the bottom of the main bridge 1; the two ends of the main bridge 1 are respectively provided with a first telescopic fixing device 01, and the bottom of the mobile platform 2 is provided with a second telescopic fixing device 02.
The both ends of main axle 1 rotate respectively and are provided with preceding approach 5 and rear approach 6, and the both ends of main axle 1 are installed respectively and are driven preceding approach 5 and rear approach 6 pivoted turning device, and turning device adopts the speed reduction unit of big reduction ratio in order to provide sufficient moment of torsion, and when main axle 1 removed, preceding approach 5 and rear approach 6 upwards overturn and withdraw to main axle 1 on, avoid interfering main axle 1 and remove. After the main bridge 1 is moved, the front approach bridge 5 and the rear approach bridge 6 are overturned to be parallel to the main bridge 1, and a vehicle or an excavator can conveniently go up and down the main bridge 1 through the front approach bridge 5 or the rear approach bridge 6.
Example 2:
the embodiment is further optimized based on embodiment 1, as shown in fig. 1 and 4, the translation driving device 3 includes a driving speed reduction unit 31, a driving screw 32, and a driving nut seat 33, the driving screw 32 is rotatably mounted on the top of the moving platform 2 through a bearing seat and is connected with the output end of the driving speed reduction unit 31, the driving nut seat 33 is sleeved on the driving screw 32, and the top of the driving nut seat 33 is connected with the bottom of the main axle 1.
The top of the moving platform 2 is rotatably provided with a driving screw 32 through a bearing seat along the advancing direction, meanwhile, one end of the moving platform 2, which is positioned at the driving screw 32, is provided with a driving speed reduction unit 31, and the output end of the driving speed reduction unit 31 is connected with one end of the driving screw 32. The driving screw 32 is sleeved with a driving nut seat 33, the top of the driving nut seat 33 is fixedly connected with the bottom of the main axle 1 through a bolt, the driving speed reducer unit 31 drives the driving screw 32 to rotate, and the driving screw 32 further drives the driving nut seat 33 and the main axle 1 to linearly move along the traveling direction. The top of the moving platform 2 is parallel to the driving screw 32 and is also provided with a guide post, the bottom of the main axle 1 is provided with a guide slider corresponding to the guide post, the guide slider is provided with a guide hole for the guide post to pass through, and the guide block is in sliding fit with the guide post to realize the guide of the main axle 1 during moving. In order to ensure the smooth transmission between the driving screw rod 32 and the driving nut seat 33, the driving screw rod 32 is selected as a large-diameter T-shaped threaded screw rod, and a T-shaped threaded hole for the driving screw rod 2 to pass through is arranged on the driving nut seat 33.
Other parts of this embodiment are the same as embodiment 1, and thus are not described again.
Example 3:
the embodiment is further optimized on the basis of the foregoing embodiment 1 or 2, as shown in fig. 4 and 5, two i-beams 21 are arranged on the top of the mobile platform 2 in parallel alignment along two sides of the traveling direction, a bearing seat 22 is sleeved on the outer side of each i-beam 21, the bottom of each bearing seat 22 is in rolling connection with the top of each i-beam 21 through a top roller 23, two inner side faces of each bearing seat 22 are in rolling connection with groove vertical faces on two sides of each i-beam 21 through side rollers 24, and the top of each bearing seat 22 is connected with the bottom of the main bridge 1.
The bearing seat 22 is U-shaped and is reversely buckled on the I-shaped beam 21, a plurality of top rollers 23 are linearly and rotatably arranged between the vertical end surfaces of the two sides of the bearing seat 22 along the traveling direction, the rims of the top rollers 23 are in contact with the top end surface of the I-shaped beam 21, and the bearing seat 22 slides along the top end surface of the I-shaped beam 21 through the rolling of the top rollers 23 on the top end surface of the I-shaped beam 21. Meanwhile, the vertical end faces of the left side and the right side inside the bearing seat 22 are also provided with side rollers 24 rotating along a vertical rotating shaft, the side rollers 24 on the left side and the right side are respectively in rolling contact with the groove vertical faces of the left side and the right side of the I-beam 21, the nearest distance between the rims of the side rollers 24 on the left side and the right side is equal to the thickness between the groove vertical faces on the left side and the right side, the pressing and clamping of the groove vertical faces on the left side and the right side of the I-beam 21 are realized through the side rollers 24 on the left side and the right side, and the bearing seat 22 is prevented from shifting in the left and.
Further, an emergency locking device is further arranged between two side faces inside the bearing seat 22 and two side groove vertical faces of the i-beam 21, the emergency locking device comprises a jacking oil cylinder and a locking chuck, the jacking oil cylinder is respectively arranged on the left side face and the right side face of the bearing seat 22, the stretching direction of the jacking oil cylinder is perpendicular to the groove vertical faces of the i-beam 21, and the locking chuck is mounted at the end of the stretching end of the jacking oil cylinder. Under the normal state, the telescopic end of the holding oil cylinder is in a retraction state, at the moment, the locking chuck is not contacted with the groove vertical surface of the I-shaped beam 21, and at the moment, the bearing seat 22 and the I-shaped beam 21 can slide relatively. When the sliding of the bearing seat 22 needs to be stopped, the telescopic ends of the jacking oil cylinders on the two sides extend out to respectively drive the locking chucks on the two sides to clamp the vertical surfaces of the grooves on the two sides of the I-shaped beam 21, so that the relative sliding between the bearing seat 22 and the I-shaped beam 21 is prevented, namely the sliding of the main bridge 1 on the movable platform 2 is prevented.
The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.
Example 4:
the present embodiment is further optimized on the basis of any one of the above embodiments 1 to 3, as shown in fig. 5 and 6, the automatic traveling assembly 4 includes a wheel carrier 41, the top of the wheel carrier 41 is connected with the bottom of the mobile platform 2, two sides of the bottom of the wheel carrier 41 parallel to the traveling direction are symmetrically provided with traveling units, the traveling units include a driving wheel 42 and a driven wheel 43 which are rotatably arranged at the bottom of the wheel carrier 41 side by side, and the driving wheel 42 and the driven wheel 43 are in transmission connection through a crawler 44; the adjacent driving wheels 42 are connected through a driving shaft 45, and the adjacent driven wheels 43 are connected through a driven shaft 46; the bottom of the wheel carrier 41 is also provided with a walking speed reducer unit 47, and the output end of the walking speed reducer unit 47 is in transmission connection with the driving shaft 45.
Moving platform 2's bottom is provided with two sets of automatic walking subassemblies 4 along the direction of travel, walking reduction gear unit 47 is through the installation bedplate promptly construction bolt fixed mounting in the bottom of wheel carrier 41, and walking reduction gear unit 47 adopts hole output speed reducer, driving shaft 45 passes the delivery outlet of hole output speed reducer and carries out the transmission connection, driving wheel 42 is installed in the both ends symmetry rotation of driving shaft 45 simultaneously, walking reduction gear unit 47 drives driving shaft 45 and rotates, and then drive driving wheel 42 and rotate, driving wheel 42 and then drive track 44 and follow driving wheel 43 and rotate, when carrying out the transmission through track 44, track 44 also drives moving platform 2 and the main bridge 1 at wheel carrier 41 and wheel carrier 41 top and moves subaerial.
The other parts of this embodiment are the same as those of embodiments 1 to 3, and thus are not described again.
Example 5:
this embodiment is further optimized on the basis of any one of the above embodiments 1-4, as shown in fig. 1, fig. 7, and fig. 8, the first telescopic fixing device 01 includes a first sleeve 011, a first telescopic strut 012, a first telescopic cylinder 013, the first sleeve 011 is disposed at the bottom of the two ends of the main bridge 1, the first telescopic cylinder 013 is disposed inside the first sleeve 011, the first telescopic strut 012 is further slidably disposed inside the first sleeve 011, one end of the first telescopic strut 012 inside the first sleeve 011 is connected to the telescopic end of the first telescopic cylinder 013, and the other end of the first telescopic strut 012 is provided with a support leg.
First telescopic strut 012 should the degree of depth of more than or equal to foundation ditch at the inside slip stroke of first sleeve 011, the flexible distance of first telescopic cylinder 013 should the degree of depth of more than or equal to foundation ditch simultaneously, in order to guarantee that the foundation ditch excavates the completion back, first telescopic strut 012 retracts first sleeve 011's inside back completely, the automatic walking subassembly 4 that the height that main bridge 1 and moving platform 2 descend this moment can guarantee moving platform 2 bottoms can descend completely to the bottom of foundation ditch, realize the contact of automatic walking subassembly 4 and foundation ditch bottom surface.
The flexible fixing device 02 of second includes second sleeve 021, the flexible pillar 022 of second, the flexible hydro-cylinder 023 of second, second sleeve 021 sets up the both ends in moving platform 2 bottoms, the inside of second sleeve 021 is provided with the flexible hydro-cylinder 023 of second, the inside of second sleeve 021 still slides and is provided with the flexible pillar 022 of second, the flexible pillar 022 of second is located the inside one end of second sleeve 021 and is connected with the flexible end of the flexible hydro-cylinder 023 of second, the other end of the flexible pillar 022 of second is provided with the stabilizer blade.
Further, be provided with a plurality of rag bolt holes on the stabilizer blade, after the stabilizer blade contacted with ground, through downthehole insert rag bolt of rag bolt on the stabilizer blade to insert rag bolt under the ground, make main bridge 1 or moving platform 2 more firm.
The other parts of this embodiment are the same as those of embodiments 1 to 4, and therefore, the description thereof is omitted.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (8)
1. A self-moving trestle comprises a main bridge (1) and is characterized by further comprising a moving platform (2), wherein the main bridge (1) is arranged at the top of the moving platform (2) in a sliding mode along the advancing direction, and an automatic walking assembly (4) is arranged at the bottom of the moving platform (2); a translation driving device (3) is further arranged between the main bridge (1) and the movable platform (2), the fixed end of the translation driving device (3) is connected with the top of the movable platform (2), and the driving end of the translation driving device (3) is connected with the bottom of the main bridge (1); the two ends of the main bridge (1) are respectively provided with a first telescopic fixing device (01), and the bottom of the mobile platform (2) is provided with a second telescopic fixing device (02).
2. The self-moving trestle according to claim 1, characterised in that the translation drive device (3) comprises a drive reduction unit (31), a drive screw (32) and a drive nut seat (33), the drive screw (32) is rotatably mounted on the top of the moving platform (2) through a bearing seat and is connected with the output end of the drive reduction unit (31), the drive nut seat (33) is sleeved on the drive screw (32), and the top of the drive nut seat (33) is connected with the bottom of the main bridge (1).
3. The self-moving trestle according to claim 1 or 2, characterized in that two i-beams (21) are arranged at the top of the moving platform (2) in parallel alignment along two sides of the traveling direction, a bearing seat (22) is sleeved on the outer side of each i-beam (21), the bottom of each bearing seat (22) is in rolling connection with the top of each i-beam (21) through a top roller (23), two inner side faces of each bearing seat (22) are in rolling connection with groove vertical faces at two sides of each i-beam (21) through side rollers (24), and the top of each bearing seat (22) is connected with the bottom of the main bridge (1).
4. The self-moving trestle according to claim 3, characterized in that emergency locking devices are further arranged between the two side faces inside the bearing seat (22) and the groove vertical faces on the two sides of the I-beam (21).
5. The self-moving trestle according to claim 1 or 2, characterized in that the automatic walking assembly (4) comprises a wheel carrier (41), the top of the wheel carrier (41) is connected with the bottom of the moving platform (2), walking units are symmetrically arranged on two sides of the bottom of the wheel carrier (41) parallel to the traveling direction, the walking units comprise a driving wheel (42) and a driven wheel (43) which are arranged at the bottom of the wheel carrier (41) in a side-by-side rotating manner, and the driving wheel (42) and the driven wheel (43) are in transmission connection through a crawler belt (44); the adjacent driving wheels (42) are connected through a driving shaft (45), and the adjacent driven wheels (43) are connected through a driven shaft (46); the bottom of the wheel carrier (41) is also provided with a walking speed reducing unit (47), and the output end of the walking speed reducing unit (47) is in transmission connection with the driving shaft (45).
6. The self-moving trestle of claim 1 or 2, characterized in that the first telescopic fixing device (01) comprises a first sleeve (011), a first telescopic strut (012) and a first telescopic cylinder (013), wherein the first sleeve (011) is arranged at the bottom of the two ends of the main bridge (1), the first telescopic cylinder (013) is arranged inside the first sleeve (011), the first telescopic strut (012) is arranged inside the first sleeve (011) in a sliding manner, one end of the first telescopic strut (012) inside the first sleeve (011) is connected with the telescopic end of the first telescopic cylinder (013), and the other end of the first telescopic strut (012) is provided with a support leg.
7. The self-moving trestle according to claim 1 or 2, characterized in that the second telescopic fixing device (02) comprises a second sleeve (021), a second telescopic strut (022) and a second telescopic cylinder (023), the second sleeve (021) is arranged at two ends of the bottom of the mobile platform (2), the second telescopic cylinder (023) is arranged inside the second sleeve (021), the second telescopic strut (022) is arranged inside the second sleeve (021) in a sliding manner, one end of the second telescopic strut (022) inside the second sleeve (021) is connected with the telescopic end of the second telescopic cylinder (023), and a support leg is arranged at the other end of the second telescopic strut (022).
8. A self-moving trestle according to claim 1, characterised in that the main bridge (1) is rotatably provided at its two ends with a front approach bridge (5) and a rear approach bridge (6), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020215086.0U CN211815501U (en) | 2020-02-27 | 2020-02-27 | Self-moving trestle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020215086.0U CN211815501U (en) | 2020-02-27 | 2020-02-27 | Self-moving trestle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211815501U true CN211815501U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020215086.0U Expired - Fee Related CN211815501U (en) | 2020-02-27 | 2020-02-27 | Self-moving trestle |
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| CN (1) | CN211815501U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089453A (en) * | 2021-04-09 | 2021-07-09 | 中铁三局集团有限公司 | Inverted arch trestle capable of being freely adjusted |
| CN116986232B (en) * | 2023-09-20 | 2024-01-30 | 成都盛锴科技有限公司 | Transfer device and transfer method of train inspection robot |
-
2020
- 2020-02-27 CN CN202020215086.0U patent/CN211815501U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089453A (en) * | 2021-04-09 | 2021-07-09 | 中铁三局集团有限公司 | Inverted arch trestle capable of being freely adjusted |
| CN113089453B (en) * | 2021-04-09 | 2022-12-16 | 中铁三局集团有限公司 | Inverted arch trestle capable of being adjusted freely |
| CN116986232B (en) * | 2023-09-20 | 2024-01-30 | 成都盛锴科技有限公司 | Transfer device and transfer method of train inspection robot |
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