CN214997647U

CN214997647U - Shield constructs quick-witted platform truck with lift stand

Info

Publication number: CN214997647U
Application number: CN202120211503.9U
Authority: CN
Inventors: 刘金龙; 王小刚; 董炳武; 杨霖; 李江华; 程永龙; 王警卫
Original assignee: China Railway Engineering Equipment Group Co Ltd CREG
Current assignee: China Railway Engineering Equipment Group Co Ltd CREG
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-12-03
Anticipated expiration: 2031-01-26

Abstract

The utility model provides a shield constructs quick-witted platform truck with lift stand, including top supporting component (6), lift stand (5), bottom platform (4) and walking wheel (3) that from the top down connected gradually, top supporting component (6) are connected with loop wheel machine walking track roof beam (7) and loop wheel machine (8), and loop wheel machine walking track roof beam (7) are followed the advancing direction of the shield that has the lift stand constructs quick-witted platform truck extends, and lift stand (5) can make top supporting component (6), loop wheel machine walking track roof beam (7) and loop wheel machine (8) reciprocate in step. This shield constructs quick-witted platform truck with lift stand contains the lift stand, can satisfy the transportation space demand of section of jurisdiction and material under the different specification tunnel construction conditions, has widened the commonality and the engineering adaptability of equipment.

Description

Shield constructs quick-witted platform truck with lift stand

Technical Field

The utility model relates to a technical field is equipped in tunnel construction, and specific is a shield constructs quick-witted platform truck with lift stand.

Background

At present, the specification forms of underground tunnels (subways, railway tunnels and the like) are different in size, and shield equipment is also designed in a seriation mode. Except that the host machine part of the shield construction is made into specifications with different diameters, the rear matched auxiliary structure also has different sizes. Most of the existing equipment is fixed in a structural form, and all components are rigidly connected. The space requirements of hoisting duct pieces and conveying materials can be met only by the aid of a back matching structure in a differentiated design, universality of equipment under different engineering conditions is reduced, and material cost of the equipment is increased.

SUMMERY OF THE UTILITY MODEL

In order to adapt to the construction of different tunnel diameters, the utility model provides a shield constructs quick-witted platform truck with lift stand, this shield constructs quick-witted platform truck with lift stand contains the lift stand, can satisfy the transportation space demand of section of jurisdiction and material under the different specification tunnel construction conditions, has widened the commonality and the engineering adaptability of equipment.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a shield constructs quick-witted platform truck with lift stand, includes top supporting component, lift stand, bottom platform and the walking wheel that connects gradually from the top down, and top supporting component is connected with crane walking track beam and crane, and crane walking track beam follows the shield constructs quick-witted platform truck's that has lift stand advancing direction extends, and the lift stand can make top supporting component, crane walking track beam and crane reciprocate in step.

The traveling direction of the shield machine trolley with the lifting upright columns is the front-back direction, and the lifting upright columns comprise left-side lifting upright columns and right-side lifting upright columns which are arranged in a bilateral symmetry mode.

The right side jacking stand column contains the installation stand column, and the pneumatic cylinder and the hydraulic pump that set up about including in the installation stand column, the cylinder and the installation stand column of this pneumatic cylinder are connected fixedly, and the knockout pin and the top supporting component of this pneumatic cylinder are connected fixedly.

The installation stand contains front side riser and back side riser parallel arrangement around, contains a plurality of horizontal connecting plate between front side riser and the back side riser.

Left side jacking stand and right side jacking stand are each other mirror image, and two left side jacking stands are the interval setting from beginning to end, and two right side jacking stands are the interval setting from beginning to end.

The top supporting component comprises a left lower flat plate, a left vertical plate, an upper cross beam, a right vertical plate and a right lower flat plate which are sequentially connected from left to right, the left lower flat plate is correspondingly connected with the left jacking upright column up and down, and the right lower flat plate is correspondingly connected with the right jacking upright column up and down.

The left lower flat plate and the right lower flat plate are bilaterally symmetrical and are mirror images of each other, the left vertical plate and the right vertical plate are bilaterally symmetrical and are mirror images of each other, the upper cross beam and the crane walking track beam are connected and fixed up and down, and the crane can walk along the extending direction of the crane walking track beam.

And a left side anti-tipping rigging and a right side anti-tipping rigging which are arranged in bilateral symmetry are connected between the top supporting component and the bottom platform, and the length of the left side anti-tipping rigging and the length of the right side anti-tipping rigging can be adjusted.

The left side anti-tipping rigging contains high strength shackle, wire rope clamp and open turnbuckle that connect gradually, and left side anti-tipping rigging and right side anti-tipping rigging are each other the mirror image.

The four left side anti-tipping riggings are arranged at intervals along the front-back direction, the four right side anti-tipping riggings are arranged at intervals along the front-back direction, and the left side anti-tipping rigging and the right side anti-tipping rigging are in an inclined state.

The utility model has the advantages that: the lifting of the lifting upright posts can adapt to the construction of tunnels with different specifications and diameters, the height requirement of safely lifting pipe pieces is met, and the integral stability and safety are also ensured by the anti-tipping rigging. In addition, the back matching structure has self-adjusting adaptability: through the oil cylinder supporting system, the stable hoisting of the duct piece is met, and the load impact of the duct piece hoisting machine is reduced. The universal standard design of the device can be realized, and the difference requirements of customers under different construction projects can be met.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is the working schematic diagram of the shield machine trolley with the lifting upright under the tunnel specification a.

Fig. 2 is the shield constructs quick-witted platform truck with lift stand the work schematic diagram that lift stand rises under tunnel specification B.

Fig. 3 is a schematic view along direction C in fig. 1.

Fig. 4 is an enlarged view of the portion I in fig. 3.

Fig. 5 is a schematic view of a right side jacking column.

FIG. 6 is a schematic view of a top support assembly.

1. Specification a tunnel; 2. specification B tunnel; 3. a traveling wheel; 4. a bottom platform; 5. lifting the upright post; 6. a top support assembly; 7. a crane walking track beam; 8. hoisting a machine; 9. a duct piece; 10. high-strength shackle; 11. a wire rope; 12. a steel wire rope clamp; 13. an open type screw buckle; 14. a hydraulic pump; 15. a hydraulic oil tank; 16. mounting the upright post; 17. ejecting the rod; 18. jacking the upright column on the left side; 19. jacking the upright column at the right side; 20. a front side vertical plate; 21. a rear side vertical plate; 22. a horizontal connecting plate; 23. a lower left plate; 24. a left vertical plate; 25. an upper cross beam; 26. a right side vertical plate; 27. a lower right plate; 28. a left side anti-tipping rigging; 29. the right side prevents the rig that turns over.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The utility model provides a shield constructs quick-witted platform truck with lift stand, includes top supporting component 6, lift stand 5, bottom platform 4 and the walking wheel 3 that connects gradually from the top down, and top supporting component 6 is connected with crane walking track beam 7 and crane 8, and crane walking track beam 7 is followed the advancing direction of the shield constructs quick-witted platform truck with lift stand extends, and lift stand 5 can make top supporting component 6, crane walking track beam 7 and crane 8 reciprocate in step, as shown in fig. 1 to 3.

Shield constructs quick-witted platform truck with lift stand can realize working in A, B two kinds of specification tunnels, and these A, B two kinds of specification tunnels are specification A tunnel 1 and specification B tunnel 2 respectively, and specification A tunnel 1's diameter is less than specification B tunnel 2's diameter, and lift stand 5 can go up and down a height in step to the realization is used for the tunnel segment of different engineering conditions to assemble and the transport of auxiliary material.

In this embodiment, the traveling wheels 3 can realize that the shield machine trolley with the lifting column travels (travels) along with the traction of the shield machine on the laid track, and the top support assembly 6, the crane traveling track beam 7 and the crane 8 are sequentially connected from top to bottom. The traveling direction of the shield machine trolley with the lifting upright columns is the front-back direction, and the lifting upright columns 5 comprise left lifting upright columns 18 and right lifting upright columns 19 which are arranged in a bilateral symmetry mode.

In this embodiment, the right jacking column 19 includes the mounting column 16, the hydraulic cylinder and the hydraulic pump 14 are disposed in the mounting column 16, the cylinder of the hydraulic cylinder is connected and fixed with the mounting column 16, and the jacking rod 17 of the hydraulic cylinder is connected and fixed with the top support assembly 6. The hydraulic ram's ejector rod 17 is capable of telescoping up and down to drive the top support assembly 6 up and down as shown in figure 5.

In this embodiment, the lower end of the mounting column 16 is fixedly connected to the bottom platform 4, and the bottom platform 4 is used for placing the rear auxiliary device. The mounting upright 16 comprises a front vertical plate 20 and a rear vertical plate 21 which are arranged in parallel in the front-rear direction, and a plurality of horizontal connecting plates 22 are arranged between the front vertical plate 20 and the rear vertical plate 21. The mounting post 16 contains a hydraulic oil tank 15.

In this embodiment, the left jacking pillar 18 and the right jacking pillar 19 have the same structure and are mirror images of each other, the two left jacking pillars 18 are spaced front to back, and the two right jacking pillars 19 are spaced front to back, as shown in fig. 1 to 3. The height of the mounting post 16 and the stroke of the ejector rod 17 can be determined as desired.

The four jacking upright columns (two left jacking upright columns 18 and two right jacking upright columns 19) are subjected to height adjustment through synchronous lifting hydraulic cylinders so as to adjust the lifting space and meet the requirements of duct pieces and materials under different tunnels on the conveying height; the purpose of leveling the height of the track beam and the adjacent section of track can be achieved.

In this embodiment, the top supporting assembly 6 includes a left lower flat plate 23, a left vertical plate 24, an upper cross beam 25, a right vertical plate 26, and a right lower flat plate 27, which are sequentially connected from left to right, as shown in fig. 6, the left lower flat plate 23 is correspondingly connected to the left lifting column 18 up and down, and the right lower flat plate 27 is correspondingly connected to the right lifting column 19 up and down.

Specifically, the lower end of the left lower flat plate 23 is provided with an annular groove, the left lower flat plate 23 is correspondingly inserted into the ejection rod 17 of the left side jacking upright post 18, the lower end of the right lower flat plate 27 is provided with an annular groove, and the right lower flat plate 27 is correspondingly inserted into the ejection rod 17 of the right side jacking upright post 19.

In this embodiment, the left lower plate 23 and the right lower plate 27 are bilaterally symmetrical and are mirror images of each other, the left vertical plate 24 and the right vertical plate 26 are bilaterally symmetrical and are mirror images of each other, the upper beam 25 and the crane travel rail beam 7 are vertically connected and fixed, and the crane 8 can travel in the extending direction of the crane travel rail beam 7. The extending direction of the crane walking track beam 7 is the same as the advancing direction of the shield machine trolley with the lifting upright post. The crane 8 can lift and transport the segments or material along the track under the action of the crane drive mechanism.

In this embodiment, a left side anti-tipping rig 28 and a right side anti-tipping rig 29 are connected between the top support assembly 6 and the bottom platform 4 in a left-right symmetrical arrangement, and the length of the left side anti-tipping rig 28 and the length of the right side anti-tipping rig 29 are both adjustable. The tension can be adjusted for both the left 28 and right 29 anti-tipping rigging to prevent tipping of the installation due to handling unbalance loads.

In this embodiment, the left anti-tipping rig 28 comprises the high-strength shackle 10, the steel wire rope 11, the steel wire rope clamp 12 and the open turnbuckle 13 connected in sequence, and the left anti-tipping rig 28 and the right anti-tipping rig 29 are mirror images of each other, as shown in fig. 3 and 4. Both the bottom platform 4 and the top support assembly 6 are provided with attachment lugs for attaching a left side anti-tipping rig 28 and a right side anti-tipping rig 29.

In the present embodiment, four left anti-toppling harnesses 28 are provided at intervals in the front-rear direction, four right anti-toppling harnesses 29 are provided at intervals in the front-rear direction, and both the left anti-toppling rigging 28 and the right anti-toppling rigging 29 are provided in an inclined state. The left anti-tipping rigging 28 is located to the left of the left jacking-column 18 and the right anti-tipping rigging 29 is located to the right of the right jacking-column 19.

The working process of the shield tunneling machine trolley with the lifting upright post is described below.

1. When the height of the shield machine trolley with the lifting upright is required to be adjusted, namely the top support assembly 6 is required to move up and down. Firstly, unscrewing each open-type turnbuckle 13, and detaching the steel wire rope clamp 12 to loosen each section of steel wire rope; then the ejector rod 17 is controlled to lift, and the hydraulic system maintains pressure after the required stroke is adjusted; then tensioning each rigging: and (3) winding each steel wire rope 11 until the whole body does not droop, screwing up the steel wire rope clamp 12, and finely adjusting the rigging by using the open type turnbuckle 13 after finishing the initial adjustment until each steel wire rope is uniformly pulled, thereby finishing the adjustment of the height of the lifting device.

2. The traveling wheels 3 can realize that the shield machine trolley with the lifting upright column travels along with the traction of a shield machine on a laid track, and the crane 8 can lift the duct piece 9 to travel to a required position along the extending direction of the crane traveling track beam 7 under the action of the driving mechanism.

For convenience of understanding and description, the present invention is expressed in terms of absolute positional relationship, in which the term "upper" indicates an upper direction in fig. 1, "lower" indicates a lower direction in fig. 1, "left" indicates a left direction in fig. 1, "right" indicates a right direction in fig. 1, "front" indicates a direction perpendicular to the paper surface of fig. 1 and directed to the inside of the paper surface, and "rear" indicates a direction perpendicular to the paper surface of fig. 1 and directed to the outside of the paper surface. The utility model discloses an observation visual angle that has adopted user or read describes, but above-mentioned position word can not understand or explain as being right the utility model discloses the limited of scope of protection.

The above description is only for the specific embodiments of the present invention, and the scope of the present invention can not be limited by the embodiments, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should still belong to the scope covered by the present patent. In addition, the utility model provides an between technical feature and the technical feature, between technical feature and technical scheme, technical scheme and the technical scheme all can the independent assortment use.

Claims

1. The utility model provides a shield constructs quick-witted platform truck with lift stand, a serial communication port, shield constructs quick-witted platform truck with lift stand includes top supporting component (6), lift stand (5), bottom platform (4) and walking wheel (3) that from the top down connected gradually, and top supporting component (6) are connected with loop wheel machine walking track roof beam (7) and loop wheel machine (8), and loop wheel machine walking track roof beam (7) are followed the advancing direction of shield constructs quick-witted platform truck with lift stand extends, and lift stand (5) can make top supporting component (6), loop wheel machine walking track roof beam (7) and loop wheel machine (8) reciprocate in step.

2. The shield tunneling machine trolley with the lifting column according to claim 1, wherein the traveling direction of the shield tunneling machine trolley with the lifting column is a front-back direction, and the lifting column (5) comprises a left lifting column (18) and a right lifting column (19) which are arranged in bilateral symmetry.

3. The shield tunneling machine trolley with the lifting column as claimed in claim 2, wherein the right side jacking column (19) comprises a mounting column (16), a hydraulic cylinder and a hydraulic pump (14) are arranged in the mounting column (16) from top to bottom, a cylinder barrel of the hydraulic cylinder is fixedly connected with the mounting column (16), and a jacking rod (17) of the hydraulic cylinder is fixedly connected with the top support assembly (6).

4. The shield tunneling machine trolley with the lifting column according to claim 3, wherein the mounting column (16) comprises a front vertical plate (20) and a rear vertical plate (21) which are arranged in parallel in the front-rear direction, and a plurality of horizontal connecting plates (22) are arranged between the front vertical plate (20) and the rear vertical plate (21).

5. The shield tunneling machine trolley with the lifting upright post according to claim 2, wherein the left lifting upright post (18) and the right lifting upright post (19) are mirror images of each other, the two left lifting upright posts (18) are arranged at a front-rear interval, and the two right lifting upright posts (19) are arranged at a front-rear interval.

6. The shield tunneling machine trolley with the lifting upright post according to claim 2, wherein the top support assembly (6) comprises a left lower flat plate (23), a left vertical plate (24), an upper cross beam (25), a right vertical plate (26) and a right lower flat plate (27) which are sequentially connected from left to right, the left lower flat plate (23) is correspondingly connected with the left lifting upright post (18) up and down, and the right lower flat plate (27) is correspondingly connected with the right lifting upright post (19) up and down.

7. The shield tunneling machine trolley with the lifting column as claimed in claim 6, wherein the left lower flat plate (23) and the right lower flat plate (27) are bilaterally symmetrical and are mirror images of each other, the left vertical plate (24) and the right vertical plate (26) are bilaterally symmetrical and are mirror images of each other, the upper cross beam (25) and the crane walking track beam (7) are vertically connected and fixed, and the crane (8) can walk along the extending direction of the crane walking track beam (7).

8. The shield tunneling machine trolley with the lifting column according to claim 2, wherein a left side anti-overturning rigging (28) and a right side anti-overturning rigging (29) are connected between the top support assembly (6) and the bottom platform (4) and are arranged in bilateral symmetry, and the length of the left side anti-overturning rigging (28) and the length of the right side anti-overturning rigging (29) can be adjusted.

9. The shield tunneling machine trolley with the lifting column according to claim 8, wherein the left side anti-tipping rigging (28) comprises a high-strength shackle (10), a steel wire rope (11), a steel wire rope clamp (12) and an open turnbuckle (13) which are connected in sequence, and the left side anti-tipping rigging (28) and the right side anti-tipping rigging (29) are mirror images of each other.

10. The shield tunneling machine trolley with the lifting column according to claim 8, wherein four left side anti-overturning riggings (28) are spaced apart in a front-rear direction, four right side anti-overturning riggings (29) are spaced apart in a front-rear direction, and both the left side anti-overturning rigging (28) and the right side anti-overturning rigging (29) are in an inclined state.