CN214424511U

CN214424511U - Multi-window feeding structure of tunnel lining trolley

Info

Publication number: CN214424511U
Application number: CN202120020106.3U
Authority: CN
Inventors: 闫肃; 田小路; 董倩; 李子强; 宋青波; 晋刘杰
Original assignee: China Railway 16th Bureau Group Co Ltd; Fourth Engineering Co Ltd of China Railway 16th Bureau Group Co Ltd
Current assignee: China Railway 16th Bureau Group Co Ltd; Fourth Engineering Co Ltd of China Railway 16th Bureau Group Co Ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-10-19
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a tunnel lining platform truck multiple window feed structure, including construction platform, a plurality of support columns of the equal fixedly connected with in construction platform lower extreme both sides, both sides support column lower extreme fixedly connected with supports the base, two it is provided with power running gear, two to support base lower extreme both sides all fixed fixedly support fixedly connected with PMKD between the base, PMKD upper end fixedly connected with installing support, be formed with first row of window, second row of window and third row of window between the support column of installing support and both sides. The utility model discloses a many windows of tunnel lining platform truck feed structure has realized pouring in succession of lining concrete, has shortened the symmetry and has pour the required time of left and right sides conversion, has reduced the waste of concrete among the conversion process, has improved the controllability of symmetry height of pouring, has reduced workman's intensity of labour, the effectual whole construction quality who pours the concrete that has improved.

Description

Multi-window feeding structure of tunnel lining trolley

Technical Field

The utility model relates to a technical field is pour in the tunnel construction layering, especially relates to a tunnel lining platform truck multiple window feed structure.

Background

At present, a tunnel construction trolley lining generally adopts a pouring mode that a conveying pump pipe is directly connected to a pouring window, a hose is connected in the window for pouring, due to the requirement of a construction process, lining pouring needs to be conducted in a bilateral symmetry continuous pouring mode, the conveying pump needs to be reversely beaten to suck back concrete in the pipe when bilateral symmetry pouring is conducted, a bent pipe at the top of the trolley is manually removed, the bent pipe is connected to the pump pipe at the other side, pumping is recovered, after the pipe is poured to a certain height, pipe connection and pouring are repeatedly removed, circulation is conducted, and the pipe connection and pouring are conducted until the last row of windows are poured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multi-window feeding structure of a tunnel lining trolley.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a multi-window feeding structure of a tunnel lining trolley comprises a construction platform, wherein a plurality of support columns are fixedly connected to two sides of the lower end of the construction platform, support bases are fixedly connected to the lower ends of the support columns on two sides, power traveling devices are fixedly arranged on two sides of the lower end of each support base, a fixing bottom plate is fixedly connected between the two support bases, an installation support is fixedly connected to the upper end of the fixing bottom plate, a first row of windows, a second row of windows and a third row of windows are formed between the installation support and the support columns on two sides, a plurality of pouring openings are fixedly formed in the first row of windows, the second row of windows and the third row of windows, a support frame is fixedly connected to the upper end of the construction platform, two main hoppers are fixedly arranged at the upper end of the support frame, first diversion grooves are fixedly connected to two sides of the lower end of each main hopper, and diversion grooves are fixedly connected to one end, far away from the main hoppers, four divide the equal fixedly connected with second diversion groove in hopper lower extreme both sides, four the one end lower part that the second diversion groove kept away from the branch hopper all fixedly is provided with and connects the hopper, four connect the equal fixedly connected with reposition of redundant personnel cluster section of thick bamboo of hopper lower extreme, four the vice cluster section of thick bamboo of reposition of redundant personnel cluster section of thick bamboo lateral wall middle part equal fixedly connected with.

As a further description of the above technical solution:

and a protective guard is fixedly arranged on the periphery of the upper end of the construction platform.

As a further description of the above technical solution:

two support base lower extreme middle part all fixed a plurality of supplementary running gear that are provided with.

As a further description of the above technical solution:

the second diversion groove, the diversion string barrel and the auxiliary string barrel are fixedly provided with window-entering telescopic chutes at the lower ends, and the window-entering telescopic chutes are connected with the pouring openings respectively.

As a further description of the above technical solution:

and a first baffle socket is fixedly arranged at the joint of the shunting string cylinder and the auxiliary string cylinder.

As a further description of the above technical solution:

and a second baffle socket is fixedly arranged at the joint of the auxiliary string cylinder and the shunt string cylinder.

As a further description of the above technical solution:

and valve structures are fixedly arranged at the joint of the main hopper and the first diversion groove and at the joint of the diversion hopper and the second diversion groove.

As a further description of the above technical solution:

the size of the upper opening of the main hopper is 65 multiplied by 50cm, the size of the lower opening of the main hopper is 40 multiplied by 25cm, the height of the lower opening of the main hopper is 50cm, the size of the upper opening of the branch hopper is 40 multiplied by 25cm, the size of the lower opening of the branch hopper is 35 multiplied by 20cm, and the height of the branch hopper is 40 cm.

The utility model discloses following beneficial effect has:

the utility model provides a pair of tunnel lining platform truck multiple window feed structure, through improving with the platform truck pouring, set up the multiple window and pour the operation simultaneously, the continuous of lining concrete is pour, the required time of left right conversion is pour to the symmetry has been shortened, the waste of concrete in the conversion process has been reduced, the controllability of symmetry height of pouring has been improved, the concrete dehydration that has avoided conversion latency overlength to cause blocks up the pump line phenomenon, the concrete pouring time has been shortened, the intensity of labour of workman is reduced, the effectual whole construction quality who pours the concrete that has improved.

The utility model provides a many windows feed structure of tunnel lining platform truck, through setting up the main hopper, main chute, the tee bend branch chute that first reposition of redundant personnel and second reposition of redundant personnel constitute, the mode that the flexible chute of reposition of redundant personnel cluster section of thick bamboo and income window combined together, the corresponding valve of each reposition of redundant personnel department and picture peg of simple operation, make each work window of concrete flow direction, realize two lining concrete one-by-one window feeding and pour, lining side wall concrete successive layer has been realized and has been gone into the mould one-by-one window, concrete segregation has effectively been avoided, the aggregate is piled up, produce drawbacks such as "people" word slope cold joint, promote lining side wall concrete placement's entity quality and appearance quality, and spout system economical and practical, the once-through installation used repeatedly, the field operation is simple and convenient, the spout system adopts humanized design, the operation passageway is unblocked orderly, the security is high.

Drawings

Fig. 1 is a front view of a multi-window feeding structure of a tunnel lining trolley provided by the utility model;

fig. 2 is a side view of a multi-window feeding structure of a tunnel lining trolley provided by the utility model;

fig. 3 is a front view of a material distributing structure of a multi-window feeding structure of a tunnel lining trolley provided by the utility model;

fig. 4 is a side view of a material distributing structure of a multi-window feeding structure of a tunnel lining trolley provided by the utility model;

fig. 5 is an enlarged view of fig. 4A according to the present invention.

Illustration of the drawings:

1. a construction platform; 2. a support pillar; 3. a support base; 4. a power traveling device; 5. an auxiliary walking device; 6. fixing the bottom plate; 7. mounting a bracket; 8. a first row of windows; 9. a second row of windows; 10. a third row of windows; 11. pouring a mouth; 12. protecting the fence; 13. a support frame; 14. a main hopper; 15. a first diversion trench; 16. a distributing hopper; 17. a second diversion trench; 18. a receiving hopper; 19. a flow splitting serial cylinder; 20. an auxiliary string cylinder; 21. a window-entering telescopic chute; 22. a first baffle plate socket; 23. and a second baffle plate socket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a multi-window feeding structure of a tunnel lining trolley comprises a construction platform 1, wherein a plurality of supporting columns 2 are fixedly connected to two sides of the lower end of the construction platform 1, supporting bases 3 are fixedly connected to the lower ends of the supporting columns 2 at two sides, power traveling devices 4 are fixedly arranged on two sides of the lower ends of the two supporting bases 3, a fixed bottom plate 6 is fixedly connected between the two supporting bases 3, a mounting support 7 is fixedly connected to the upper end of the fixed bottom plate 6, a first row of windows 8, a second row of windows 9 and a third row of windows 10 are formed between the mounting support 7 and the supporting columns 2 at two sides, a plurality of pouring openings 11 are fixedly formed in the first row of windows 8, the second row of windows 9 and the third row of windows 10, a support frame 13 is fixedly connected to the upper end of the construction platform 1, two main hoppers 14 are fixedly arranged at the upper end of the support frame 13, and first branch chutes 15 are fixedly connected to two sides of the lower ends of the two main hoppers 14, the equal fixedly connected with in one end that main hopper 14 was kept away from to two first reposition of redundant personnel chutes 15 divides hopper 16, four divide the equal fixedly connected with second reposition of redundant personnel chutes 17 in 16 lower extreme both sides of hopper, four second reposition of redundant personnel chutes 17 keep away from the equal fixed hopper 18 that is provided with in one end lower part of dividing hopper 16, four connect the equal fixedly connected with reposition of redundant personnel cluster section of thick bamboo 19 of hopper 18 lower extreme, four reposition of redundant personnel cluster section of thick bamboo 19 lateral walls middle part equal fixedly connected with pair cluster section of thick bamboos 20.

A protective guard 12 is fixedly arranged on the periphery of the upper end of the construction platform 1, a plurality of auxiliary walking devices 5 are fixedly arranged in the middle of the lower ends of the two supporting bases 3, window-entering telescopic chutes 21 are fixedly arranged at the lower ends of the second diversion chute 17, the diversion stringing barrel 19 and the auxiliary stringing barrel 20, the window-entering telescopic chutes 21 are respectively connected with the pouring ports 11, a first baffle socket 22 is fixedly arranged at the joint of the diversion stringing barrel 19 and the auxiliary stringing barrel 20, a second baffle socket 23 is fixedly arranged at the joint of the auxiliary stringing barrel 20 and the diversion stringing barrel 19, a main hopper 14 is connected with the first diversion chute 15, the connecting parts of the branch hoppers 16 and the second branch chutes 17 are fixedly provided with valve structures, the size of the upper opening of the main hopper 14 is 65 multiplied by 50cm, the size of the lower opening is 40 multiplied by 25cm and the height is 50cm, the size of the upper opening of the branch hopper 16 is 40 multiplied by 25cm, the size of the lower opening is 35 multiplied by 20cm and the height is 40 cm.

The working principle is as follows: when the multi-window feeding structure of the tunnel lining trolley is used, pouring concrete is placed in the main hopper 14, the concrete enters the branch hopper 16 through the first branch chute 15, then enters the receiving hopper 18 through the second branch chute 17, then enters the auxiliary string barrel 20 through the branch string barrel 19, finally enters the corresponding pouring openings 11 through the window-entering telescopic chutes 21 for pouring, the flow direction of the concrete can be controlled through the valves and the inserting plates in the pouring process, so that the concrete flows to each working window, the pouring operation is simultaneously carried out through the multiple windows, the continuous pouring of lining concrete is realized, the time required by the left-right conversion of the symmetrical pouring is shortened, the waste of the concrete in the conversion process is reduced, the symmetrical pouring height is improved, the phenomenon that the pump pipe is blocked due to the water loss of the concrete caused by the controllability of the conversion waiting time is avoided, and the concrete pouring time is shortened, the labor intensity of workers is reduced, the integral construction quality of pouring concrete is effectively improved, the lining side wall concrete is poured into a mold layer by layer window by window, the defects of concrete segregation, aggregate accumulation, cold joint generation of a herringbone slope and the like are effectively overcome, and the entity quality and the appearance quality of the lining side wall concrete pouring are improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a many windows feed structure of tunnel lining platform truck, includes construction platform (1), its characterized in that: the construction platform is characterized in that a plurality of support columns (2) are fixedly connected to two sides of the lower end of the construction platform (1), support bases (3) are fixedly connected to the lower ends of the support columns (2) on two sides, power traveling devices (4) are fixedly arranged on two sides of the lower end of the two support bases (3), a fixed bottom plate (6) is fixedly connected between the two support bases (3), a mounting support (7) is fixedly connected to the upper end of the fixed bottom plate (6), a first row of windows (8), a second row of windows (9) and a third row of windows (10) are formed between the mounting support (7) and the support columns (2) on two sides, a plurality of pouring openings (11) are fixedly formed in the first row of windows (8), the second row of windows (9) and the third row of windows (10), a support frame (13) is fixedly connected to the upper end of the construction platform (1), and two main hoppers (14) are fixedly arranged at the upper end of the support frame (13), two equal fixedly connected with first diversion groove (15), two of main hopper (14) lower extreme both sides the equal fixedly connected with in one end that main hopper (14) were kept away from in first diversion groove (15) divides hopper (16), four divide hopper (16) lower extreme both sides equal fixedly connected with second diversion groove (17), four the equal fixed hopper (18) that connect that is provided with in one end lower part that divides hopper (16) is kept away from in second diversion groove (17), four connect hopper (18) lower extreme equal fixedly connected with reposition of redundant personnel cluster section of thick bamboo (19), four the vice cluster section of thick bamboo (20) of reposition of redundant personnel cluster section of thick bamboo (19) lateral wall middle part equal fixedly connected with.

2. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: and a protective guard (12) is fixedly arranged on the periphery of the upper end of the construction platform (1).

3. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: and a plurality of auxiliary walking devices (5) are fixedly arranged in the middle of the lower end of each of the two supporting bases (3).

4. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: the lower ends of the second diversion chute (17), the diversion string barrel (19) and the auxiliary string barrel (20) are fixedly provided with window-entering telescopic chutes (21), and the window-entering telescopic chutes (21) are connected with the pouring openings (11) respectively.

5. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: a first baffle socket (22) is fixedly arranged at the joint of the flow dividing cylinder (19) and the auxiliary cylinder (20).

6. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: and a second baffle socket (23) is fixedly arranged on the joint of the auxiliary string barrel (20) and the shunt string barrel (19).

7. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: and valve structures are fixedly arranged at the joint of the main hopper (14) and the first diversion groove (15) and at the joint of the diversion hopper (16) and the second diversion groove (17).

8. The multi-window feeding structure of the tunnel lining trolley as claimed in claim 1, wherein: the size of the upper opening of the main hopper (14) is 65 multiplied by 50cm, the size of the lower opening of the main hopper is 40 multiplied by 25cm, the height of the main hopper is 50cm, the size of the upper opening of the branch hopper (16) is 40 multiplied by 25cm, the size of the lower opening of the branch hopper is 35 multiplied by 20cm, and the height of the branch hopper is 40 cm.