CN210134323U - Driving suspension device of self-walking trestle - Google Patents
Driving suspension device of self-walking trestle Download PDFInfo
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- CN210134323U CN210134323U CN201920738856.7U CN201920738856U CN210134323U CN 210134323 U CN210134323 U CN 210134323U CN 201920738856 U CN201920738856 U CN 201920738856U CN 210134323 U CN210134323 U CN 210134323U
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- trestle
- oil cylinder
- walking
- connecting rod
- fixed
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Abstract
The utility model relates to a driving suspension device of a self-walking trestle, which comprises a support, a trestle girder, an oil cylinder, a first stop dog, a connecting rod, a pin shaft, a motor, a chain wheel, a tire, a second stop dog, a pull rod, a trunnion and a wheel shaft; an oil cylinder is suspended in the trestle girder body, and the oil cylinder is lifted to realize the walking and stopping of the trestle; the tyre and the wheel shaft are rigidly connected, and are fixed on the trestle bridge body through a connecting rod and one end of a pin shaft, and the lifting of the tyre is realized through an oil cylinder in the middle; the motor is fixed on the connecting rod, and the power is transmitted to the wheel shaft through the chain wheel, so that the trestle can walk forwards and backwards. The utility model discloses small, light in weight, operate steadily, reliably, the continuous infinitely variable speed can be realized to the speed of marcing, guarantees that the landing stage during operation keeps lower work focus, guarantees landing stage reliable and stable trafficability characteristic when walking to occupation space is little, and the practicality is high, to prior art, has fine market prospect and development space.
Description
Technical Field
The utility model relates to a tunnel construction technical field especially relates to a drive linkage from walking landing stage.
Background
In the tunnel excavation process, especially in the inverted arch excavation process, due to the fact that the inverted arch excavation stroke is large, the inverted arch lining needs a solidification period, and the inverted arch cannot be fed and discharged normally during construction, so that construction progress is affected. The original temporary welded truss is heavy, cannot be moved, has small adaptability and great limitation, and the two-way problem of suspension and driving during the working and displacement of the conventional trestle is a technical problem which needs to be overcome urgently.
How to design a rational in infrastructure, design benefit, small, light in weight, operate steadily, reliably, the continuous infinitely variable speed can be realized to the speed of marcing, guarantees that the landing stage during operation keeps lower work focus, and the high problem and the powerful drive power that hang when solving the walking guarantee landing stage reliable and stable trafficability characteristic when walking to occupation space is little, and the high drive linkage from walking landing stage of practicality is the problem that needs to solve at present.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems that in the tunnel excavation process, particularly in the inverted arch excavation process, due to the fact that a pit is large in inverted arch excavation stroke, an inverted arch lining needs a solidification period, and the construction progress is influenced due to the fact that materials cannot be fed and discharged normally in inverted arch construction. Original temporarily welded truss is heavy, can not remove, and adaptability is little, has very big limitation, suspension and drive two-way scheduling technical problem when current landing stage work and displacement, the utility model provides a drive linkage from walking landing stage realizes small, light in weight, operates steadily, reliably, continuous infinitely variable speed can be realized to the speed of marcing, guarantees that landing stage during operation keeps lower work focus, and the high problem and the powerful drive power that hang when solving the walking guarantee landing stage reliable and stable trafficability characteristic when walking to occupation space is little, the high mesh of practicality.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a driving suspension device of a self-walking trestle comprises a support, a trestle girder body, an oil cylinder, a first stop block, a connecting rod, a pin shaft, a motor, a chain wheel, a tire, a second stop block, a pull rod, a trunnion and a wheel shaft, wherein the support and the trestle girder body are connected into a whole through rigidity; an oil cylinder is suspended in the trestle girder body, the oil cylinder is hinged and fixed in the trestle girder body by a first stop block, the oil cylinder is lifted to realize walking and stopping of the trestle, and the oil cylinder is connected with a trunnion into a whole to ensure stable stress of the whole suspension system; the tire is rigidly connected with the wheel shaft, is fixed on the trestle girder through a connecting rod and one end of a pin shaft, and is lifted through the oil cylinder in the middle; the motor is fixed on the connecting rod, and power is transmitted to the wheel shaft through the chain wheel, so that the trestle can walk forwards and backwards; the pull rod and the second stop block jointly form a tensioning mechanism, and tensioning of the chain in the working process is guaranteed.
The landing stage is characterized in that a transverse moving mechanism is arranged on the support and comprises a connecting block and a sliding block, the connecting block and the sliding block are fixed at the lower end of the support through bolts, corresponding slide ways are arranged below the sliding block, and the sliding block slides in the slide ways to realize the left and right transverse moving of the landing stage.
The trestle body is of a steel box girder structure, so that the trestle can be stably supported when a vehicle enters or exits during working.
The second stop dog be eccentric design to have the fixity when guaranteeing the chain tensioning.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model discloses a support, landing stage roof beam body, hydro-cylinder, first dog, connecting rod, round pin axle, motor, sprocket, tire, second dog, pull rod, trunnion and shaft, support and landing stage roof beam body pass through rigid connection and become an organic whole, the utility model discloses small, light in weight, operate steadily, reliably, the speed of marcing can realize continuous infinitely variable speed, guarantees that landing stage keeps lower work focus when working, solves the height problem and the powerful drive power that hang when walking, guarantees that landing stage has reliable and stable trafficability characteristic when walking;
2) the support and the trestle girder body are connected into a whole through rigidity, so that the trestle can be stably supported when entering and exiting a vehicle during working, and the self-contained transverse moving device meets various transverse moving requirements of the trestle on site;
3) an oil cylinder is suspended in the trestle girder body, the oil cylinder is hinged and fixed in the trestle girder body by a first stop block, the oil cylinder is lifted to realize walking and stopping of the trestle, and the oil cylinder is connected with a trunnion into a whole to ensure stable stress of the whole suspension system;
4) the tire and the wheel shaft are in rigid connection, one end of the tire and the wheel shaft are fixed on a trestle girder body through a connecting rod and a pin shaft, the lifting and falling (trestle lifting) of the tire are realized through the oil cylinder in the middle, and meanwhile, the stroke of the oil cylinder is amplified by the fixed position of the oil cylinder, so that the lifting height of the trestle girder body is ensured to reach reasonable height;
5) the motor is fixed on the connecting rod, and power is transmitted to the wheel shaft through the chain wheel, so that the trestle can walk forwards and backwards;
6) the tensioning mechanism is jointly formed by the pull rod and the second stop block, tensioning of the chain in the working process is guaranteed, the stop block of the tensioning mechanism is in an eccentric design, reliable fixation is achieved while tensioning of the chain is guaranteed, different faces of the stop block are different in distance, the front face and the back face can meet the requirement that the shaft position is changed when the chain is tensioned, the stop block is only required to be reversed, and the stop block does not need to be replaced newly.
Drawings
FIG. 1 is a schematic view of the internal cross-sectional structure of the present invention;
FIG. 2 is a schematic top sectional view of the present invention;
the labels in the figure are: 1. support, 2, the landing stage roof beam body, 3, hydro-cylinder, 4, first dog, 5, connecting rod, 6, round pin axle, 7, motor, 8, sprocket, 9, tire, 10, second dog, 11, pull rod, 12, trunnion, 13, shaft, 14, connecting block, 15, slider.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in the figure, the driving suspension device of the self-walking trestle comprises a support 1, a trestle girder body 2, an oil cylinder 3, a first stop block 4, a connecting rod 5, a pin shaft 6, a motor 7, a chain wheel 8, a tire 9, a second stop block 10, a pull rod 11, a trunnion 12 and a wheel shaft 13, wherein the support 1 and the trestle girder body 2 are connected into a whole through rigidity; an oil cylinder 3 is suspended inside a trestle bridge body 2, the oil cylinder 3 is hinged and fixed in the trestle bridge body 2 by a first stop block 4, the oil cylinder 3 is lifted to realize walking and stopping of the trestle, and the oil cylinder 3 is connected with a trunnion 12 into a whole to ensure stable stress of the whole suspension system; the tyre 9 is rigidly connected with the wheel shaft 13, is fixed on the trestle girder body 2 through the connecting rod 5 and one end of the pin shaft 6, and is lifted through the oil cylinder 3 in the middle; the motor 7 is fixed on the connecting rod 5, and power is transmitted to the wheel shaft 13 through the chain wheel 8, so that the trestle can walk forwards and backwards; the pull rod 11 and the second stop block 10 jointly form a tensioning mechanism, so that tensioning of the chain in the working process is guaranteed.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: the support 1 is provided with the transverse moving mechanism, the transverse moving mechanism comprises a connecting block 14 and a sliding block 15, the connecting block 14 and the sliding block 15 are fixed at the lower end of the support 1 through bolts, a corresponding slide way is arranged below the sliding block 15, and the sliding block 15 slides in the slide way to realize the left and right transverse moving of the trestle.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: if the trestle girder body 2 is of a steel box girder structure, the trestle can be stably supported when a vehicle enters or exits during working.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: the second stop 10 is eccentrically designed to ensure the chain is tensioned and fixed.
In practical application, as shown in fig. 1 and 2, the tire 9 and the chain wheel 8 are fixed into a whole and rotate relative to the wheel shaft 13, the wheel shaft 13 is fixed on the connecting rod 5, and the power of the motor 7 is transmitted to the tire through the chain to realize the forward and reverse rotation of the tire; one end of a connecting rod 5 is hinged with the beam body 2 through a pin shaft 6, the upper surface of the oil cylinder 3 is hinged with the beam body 2 through a trunnion 12, the lower surface of the oil cylinder 3 is hinged with the connecting rod 5 through a pin shaft, and the connecting rod, the beam body and the oil cylinder form a stable triangular structure; the oil cylinder 3 extends, the tire 9 is placed on the ground, the lifting beam body 2 rises, the support 1 is away from the ground by a certain height, and the motor 7 drives the tire 9 to realize the forward and backward walking of the trestle; conversely, the support 1 supports the ground, and can move transversely or pass through the vehicle on a bridge.
The utility model discloses rational in infrastructure, small, light in weight, operate steadily, it is reliable, the continuous infinitely variable speed can be realized to the speed of marcing, guarantee that the landing stage during operation keeps lower work focus, guarantee landing stage reliable and stable trafficability characteristic when walking, and occupation space is little, the practicality is high, solve the tunnel excavation in-process, especially at the invert excavation in-process, because of the big hole of invert excavation stroke, the invert lining needs the setting period, can not normally pass in and out the material and influence the construction progress during invert construction, original temporarily welded truss is heavy, can not remove, adaptability is little, there is very big local limitation, suspension and drive two-way technical problem when current landing stage work and displacement, to prior art, fine market prospect and development space have.
The preferred embodiments and examples of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the embodiments and examples, and various changes can be made without departing from the concept of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. The utility model provides a drive linkage from walking landing stage which characterized in that: the support comprises a support (1), a trestle girder body (2), an oil cylinder (3), a first stop block (4), a connecting rod (5), a pin shaft (6), a motor (7), a chain wheel (8), a tire (9), a second stop block (10), a pull rod (11), a trunnion (12) and a wheel shaft (13), wherein the support (1) and the trestle girder body (2) are rigidly connected into a whole; an oil cylinder (3) is suspended in the trestle girder body (2), the oil cylinder (3) is hinged and fixed in the trestle girder body (2) by a first stop block (4), the oil cylinder (3) is lifted to realize walking and stopping of the trestle, and the oil cylinder (3) is connected with a trunnion (12) into a whole to ensure stable stress of the whole suspension system; the tyre (9) is rigidly connected with the wheel shaft (13), and is fixed on the trestle girder body (2) through a connecting rod (5) and one end of a pin shaft (6), and the lifting of the tyre is realized through the oil cylinder (3) in the middle; the motor (7) is fixed on the connecting rod (5), and power is transmitted to the wheel shaft (13) through the chain wheel (8), so that the trestle can walk forwards and backwards; the pull rod (11) and the second stop block (10) jointly form a tensioning mechanism, and tensioning of the chain in the working process is guaranteed.
2. A drive hitch assembly for a self-propelled trestle as defined in claim 1, further comprising: support (1) on be provided with sideslip mechanism, sideslip mechanism includes connecting block (14) and slider (15), connecting block (14) and slider (15) pass through the bolt fastening at support (1) lower extreme, slider (15) below is provided with corresponding slide, slider (15) slide in the slide and realize the sideslip about landing stage.
3. A drive hitch assembly for a self-propelled trestle as defined in claim 1, further comprising: the trestle girder body (2) is of a steel box girder structure, so that the trestle can be stably supported when a vehicle enters or exits during working.
4. A drive hitch assembly for a self-propelled trestle as defined in claim 1, further comprising: the second stopper 10 is designed to be eccentric, so that the chain is tensioned and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920738856.7U CN210134323U (en) | 2019-05-22 | 2019-05-22 | Driving suspension device of self-walking trestle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920738856.7U CN210134323U (en) | 2019-05-22 | 2019-05-22 | Driving suspension device of self-walking trestle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210134323U true CN210134323U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920738856.7U Expired - Fee Related CN210134323U (en) | 2019-05-22 | 2019-05-22 | Driving suspension device of self-walking trestle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210134323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055875A (en) * | 2019-05-22 | 2019-07-26 | 平顶山平煤机煤矿机械装备有限公司 | A kind of driving suspension arrangement from trestle of walking |
-
2019
- 2019-05-22 CN CN201920738856.7U patent/CN210134323U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055875A (en) * | 2019-05-22 | 2019-07-26 | 平顶山平煤机煤矿机械装备有限公司 | A kind of driving suspension arrangement from trestle of walking |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200310 Termination date: 20210522 |
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| CF01 | Termination of patent right due to non-payment of annual fee |