CN210308452U

CN210308452U - Lining concrete rip cutting travelling bogie

Info

Publication number: CN210308452U
Application number: CN201822185372.2U
Authority: CN
Inventors: 吴占瑞; 李永玲; 邵刚强; 陈龙; 许丹; 李伟奇; 唐坤元; 余喜保; 王嵽显; 何亮
Original assignee: China Railway 11th Bureau Group Co Ltd; China Railway 11th Bureau Group Hanjiang Heavy Industry Co Ltd
Current assignee: China Railway 11th Bureau Group Co Ltd; China Railway 11th Bureau Group Hanjiang Heavy Industry Co Ltd
Priority date: 2018-12-25
Filing date: 2018-12-25
Publication date: 2020-04-14
Anticipated expiration: 2028-12-25

Abstract

The utility model discloses a lining concrete rip cutting travelling bogie. Belongs to the technical field of tunnel construction equipment. The method mainly solves the problems of high labor intensity, much dust, low efficiency and great influence on peripheral concrete in the prior lining concrete removal. It is mainly characterized in that: the device comprises a portal frame, a lateral cutting mechanism, a top cutting mechanism, a lateral jack, a ground jack, a driving travelling mechanism and a driven travelling mechanism; the lateral cutting mechanisms are arranged on two sides of the portal frame, and the top cutting mechanism is arranged on the top of the portal frame; the lateral jacks are arranged on two sides of the portal frame, and the ground jacks are arranged at the bottom of the portal frame; the driving walking mechanism and the driven walking mechanism are arranged at the bottom of the portal frame. The utility model has the characteristics of patent construction safe and reliable, convenient and fast, the lining concrete of not tight, crackle scheduling problem that appears in the mainly used cutting tunnel secondary concrete placement construction.

Description

Lining concrete rip cutting travelling bogie

Technical Field

The utility model belongs to the technical field of the tunnel construction equipment, concretely relates to tunnel lining concrete's vertical cutting movable trolley.

Background

At present, after secondary concrete pouring in tunnel construction is finished, the situations of untight pouring, cavities and the like exist, and the situations of cracks appearing in the tunnel and the like exist due to the change of geological conditions around the tunnel, so that the lining concrete which has the problems of untight pouring, cracks and the like needs to be removed, and then pouring is carried out again. The existing lining concrete is removed, local explosive is filled in the lining concrete to be blasted, and if reinforcing steel bars are cut off by a manual flame cutting machine, the method has the defects of high labor intensity, more dust and low efficiency, and has great influence on the peripheral concrete. Particularly, when the concrete cracks are lined in a large area, the condition that reinforcing steel bars are in the concrete exists, the original concrete removing method is adopted, the efficiency is low, the construction progress is seriously influenced, the labor intensity of workers is high, the working environment is severe, and the environment is not protected.

Disclosure of Invention

The utility model aims at providing a lining concrete rip cutting moving trolley solves the fixed artifical fixed of adoption of current cutting equipment track, and technical safety and reliability degree is relatively poor, workman intensity of labour is big and the slower problem of construction progress.

The technical solution of the utility model is that: the utility model provides a lining concrete rip cutting travelling bogie which characterized in that: the device comprises a portal frame, a lateral cutting mechanism, a top cutting mechanism, a lateral jack, a ground jack, a driving travelling mechanism and a driven travelling mechanism; the lateral cutting mechanisms are arranged on two sides of the portal frame, and the top cutting mechanism is arranged on the top of the portal frame; the lateral jacks are arranged on two sides of the portal frame, and the ground jacks are arranged at the bottom of the portal frame; the driving walking mechanism and the driven walking mechanism are arranged at the bottom of the portal frame.

The technical solution of the utility model in the blade of top cutting mechanism be vertical arranging, the blade of side direction cutting mechanism is the level and arranges.

The portal frame in the technical solution of the utility model consists of roof truss frame structures which are connected with each other; the roof truss door frame structure is formed by connecting two cross beams and two upright posts, and the lower part of the roof truss door frame structure is connected with two longitudinal beams; the door frame trusses are connected through connecting beams and cross braces.

The lateral cutting mechanism in the technical proposal of the utility model comprises an upper bracket, a longitudinal jack, a hydraulic wall saw, a first track beam, a transverse jack and a middle bracket; the lateral cutting mechanism is fixed on the side surface of the portal frame upright post through a support and a middle bracket of a transverse jack; the longitudinal jack is connected with the upper bracket and the transverse jack by pin shafts; the first rail beam is fixed on the transverse jack.

The technical solution of the utility model in top cutting mechanism include two fixed arc tracks on a second track roof beam, both sides crossbeam, stand upper portion is connected, middle part and arc track connection with second track roof beam, second track roof beam intermediate position sets up screw jack.

In the technical solution of the utility model, the side surface of the upright post of the portal frame is provided with a lateral cutting mechanism mounting position from top to bottom; the top cutting mechanism is fixed on the cross beams on the two sides.

The technical solution of the utility model in the side jack in the past to the back arrange on the side of middle support.

The ground jack in the technical proposal of the utility model is arranged below two longitudinal beams of the portal frame from front to back; the lateral jacks are arranged on the side surfaces of the connecting beams from front to back.

The technical solution of the utility model is that the active running mechanism and the driven running mechanism are arranged under two longitudinal beams from the front to the back.

The utility model discloses fix the cutting equipment track on the portal frame, solve the workman and need drill the orbital problem of anchor cutting equipment on the tunnel wall at every turn. The utility model discloses be provided with side direction cutting mechanism, realize the vertical cutting demand of tunnel side wall, and realize the cutting of high each position of tunnel side wall through mechanisms such as vertical jacks that adjust the setting of side direction cutting mechanism. The utility model discloses be provided with top cutting mechanism, through the lead screw jack who adjusts top cutting mechanism, realize the cutting of each position in top on the tunnel.

The utility model discloses have the initiative running gear, realize that the complete machine indulges the function of moving, cut certain length back, indulge and move to next section, adopt the side direction jack, to ground jack location, carry out the vertical cutting of one section lining concrete next.

The utility model has the characteristics of patent construction safe and reliable, convenient and fast. The utility model discloses the lining concrete of not tight, crackle scheduling problem that appears in mainly used cutting tunnel secondary concrete placement construction.

Drawings

Fig. 1 is a front view of the concrete lined longitudinal cutting mobile trolley of the utility model.

Fig. 2 is a side view of the concrete lined longitudinal cutting mobile trolley of the utility model.

Fig. 3 is the front view of the portal frame of the concrete-lined longitudinal cutting mobile trolley of the utility model.

Figure 4 is the utility model discloses a lining concrete rip cutting travelling bogie portal frame side view.

Fig. 5 is a front view of the lateral cutting mechanism of the concrete-lined longitudinal cutting mobile trolley of the utility model.

Fig. 6 is a side view of the lateral cutting mechanism of the concrete lining longitudinal cutting mobile trolley of the utility model.

Fig. 7 is a front view of the top cutting mechanism of the concrete lined longitudinal cutting mobile trolley of the utility model.

Fig. 8 is a side view of the top cutting mechanism of the concrete lined longitudinal cutting mobile trolley of the utility model.

The sequence numbers in the figures illustrate: 1. a gantry; 2. a lateral cutting mechanism; 3. a top cutting mechanism; 4. a lateral jack; 5. a ground jack; 6. an active running mechanism; 7. a driven running mechanism; 8. a cross beam; 9. a column; 10. a stringer; 11. a connecting beam; 12. a scissor support; 13. an upper bracket; 14. a longitudinal jack; 15. a hydraulic wall saw; 16. a first track beam; 17. a transverse jack; 18. a middle support; 19. a second track beam; 20. an arc-shaped track; 21. a hydraulic wall saw; 22. and a screw jack.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model relates to a lining concrete rip cutting mobile trolley comprises portal frame 1, side direction cutting mechanism 2, top cutting mechanism 3, side direction jack 4, ground jack 5, initiative running gear 6 and driven running gear 7. The lateral cutting mechanisms 2 are fixed on two sides of the portal frame 1, and the top cutting mechanism 3 is fixed on the top of the portal frame 1 and can move on the top cutting mechanism. The lateral jacks 4 are arranged on two sides of the portal frame 1 from front to back, and the ground jacks 5 are arranged on the bottom of the portal frame 1 from front to back. The lateral jacks 4 and the ground jacks 5 are used for positioning the cutting position of the trolley to perform longitudinal cutting of the next section of lining concrete. The driving walking mechanism 6 and the driven walking mechanism 7 are arranged at the bottom of the portal frame 1 from front to back, so that the function of longitudinally moving the whole machine is realized, and after the whole machine is cut to a certain length, the whole machine is longitudinally moved to the next section.

As shown in fig. 3 and 4, the portal frame 1 is composed of door frame structures connected to each other. Each door frame structure is formed by connecting two cross beams 8 and two upright posts 9, and the lower part of each door frame structure is connected with two longitudinal beams 10. The door frame structures are connected by connecting beams 11 and cross braces 12. A plurality of connecting holes are formed in the side face of an upright post 9 of the portal frame 1 from top to bottom at different positions and used for fixing the lateral cutting mechanism 2 to realize lateral cutting at different height positions. The top cutting mechanism 3 is fixed on the cross beams 8 at two sides. A plurality of lateral jacks 4 are arranged from front to rear on the side of the tie beam 11 of the portal frame 1 and on the side of the intermediate support 18 of the lateral cutting mechanism 2. A plurality of ground jacks 5 are arranged from front to back below the two longitudinal beams 10 of the portal frame 1. The driving travelling mechanism 6 and the driven travelling mechanism 7 are arranged below the two longitudinal beams of the portal frame 1 from front to back.

As shown in fig. 5 and 6, the lateral cutting mechanism 2 includes an upper frame 13, a longitudinal jack 14, a hydraulic wall saw 15, a first rail beam 16, a traverse jack 17, and an intermediate frame 18. The blades of the hydraulic wall saw 15 in the lateral cutting mechanism 2 are arranged horizontally. The lateral cutting mechanism 2 is fixed on the side surface of the portal frame upright post 1 by a support of a transverse jack 17 and an intermediate bracket 18, and the position on the side surface of the upright post can be changed to realize different lateral cutting positions. The longitudinal jack 14 is connected with the upper bracket 13 and the transverse jack 17 by pin shafts; the first track beam 16 is fixed on the transverse jack 17; the hydraulic wall saw 15 moves on the first rail beam 16 to perform the side cutting work.

As shown in fig. 7 and 8, the top cutting mechanism 3 includes a second rail beam 19, two arcuate rails 20, and a hydraulic wall saw machine 21. Two arc rails 20 are fixed on the cross beams 8 at two sides, the upper part of the upright post 9 is connected with the second rail beam 19, and the middle part is connected with the arc rails 20. And a screw jack 22 is arranged in the middle of the second track beam 19. The blades of the hydraulic wall saw machine 21 in the top cutting mechanism 3 are arranged vertically. The top cutting mechanism 3 is fixed on the beam 8 of the portal frame 1 to work and can move on the beam 8, the two arc-shaped rails 20 of the top cutting mechanism 3 are respectively fixed on the beams on the two sides of the portal frame 1, and the second rail beam 19 of the top cutting mechanism 3 can change positions on the arc-shaped rails to realize different positions of top cutting.

Claims

1. The utility model provides a lining concrete rip cutting travelling bogie which characterized in that: the device comprises a portal frame (1), a lateral cutting mechanism (2), a top cutting mechanism (3), a lateral jack (4), a ground jack (5), a driving travelling mechanism (6) and a driven travelling mechanism (7); the lateral cutting mechanisms (2) are arranged on two sides of the portal frame (1), and the top cutting mechanism (3) is arranged on the top of the portal frame (1); the lateral jacks (4) are arranged on two sides of the portal frame (1), and the ground jacks (5) are arranged at the bottom of the portal frame (1); the driving travelling mechanism (6) and the driven travelling mechanism (7) are arranged at the bottom of the portal frame (1).

2. A lined concrete rip cutting moving trolley according to claim 1, wherein: the blades of the top cutting mechanism (3) are vertically arranged, and the blades of the lateral cutting mechanism (2) are horizontally arranged.

3. A lined concrete rip cutting mobile trolley according to claim 1 or 2, wherein: the portal frame (1) is composed of door frame structures connected with each other; the roof truss door frame structure is formed by connecting two cross beams and two upright posts, and the lower part of the roof truss door frame structure is connected with two longitudinal beams; the door frame trusses are connected through connecting beams and cross braces.

4. A lined concrete rip cutting mobile trolley according to claim 1 or 2, wherein: the lateral cutting mechanism (2) comprises an upper bracket (13), a longitudinal jack (14), a hydraulic wall saw (15), a first track beam (16), a transverse jack (17) and a middle bracket; the lateral cutting mechanism (2) is fixed on the side surface of the portal frame upright post (9) through a support of a transverse jack (17) and an intermediate bracket (18); the longitudinal jack (14) is connected with the upper bracket (13) and the transverse jack (17) by pin shafts; the first track beam (16) is fixed on the transverse jack (17).

5. A lined concrete rip cutting mobile trolley according to claim 1 or 2, wherein: the top cutting mechanism (3) comprises a second track beam (19) and two arc-shaped tracks (20) fixed on the cross beams at two sides; the upper part of the upright post (9) is connected with a second track beam (19), and the middle part of the upright post is connected with an arc track (20); and a screw jack (22) is arranged in the middle of the second track beam (19).

6. A lined concrete rip cutting moving trolley according to claim 3, wherein: the side surface of an upright post of the portal frame (1) is provided with a lateral cutting mechanism (2) mounting position from top to bottom; the top cutting mechanism (3) is fixed on the cross beams (8) at the two sides.

7. A lined concrete rip cutting moving trolley according to claim 4, wherein: the lateral jacks (4) are arranged on the side surface of the middle bracket from front to back.

8. A lined concrete rip cutting moving trolley according to claim 3, wherein: the ground jacks (5) are arranged below the two longitudinal beams of the portal frame (1) from front to back; the lateral jacks (4) are arranged on the side surfaces of the connecting beams from front to back.

9. A lined concrete rip cutting moving trolley according to claim 3, wherein: the driving running mechanism (6) and the driven running mechanism (7) are arranged below the two longitudinal beams from front to back.