Culvert lining trolley span adjusting mechanism

Abstract

The utility model relates to the technical field of lining trolleys, in particular to a span adjusting mechanism of a culvert lining trolley. According to the technical scheme, the device comprises a moving frame, side edge splicing plates and a top splicing plate, dovetail grooves are symmetrically formed in the two sides of the upper surface of the moving frame, dovetail blocks are installed in the dovetail grooves, vertical oil cylinders are installed in the middles of the upper surfaces of the dovetail blocks, and the output ends of the vertical oil cylinders are connected with connecting plates; top plates are installed on the upper surfaces of the connecting plates, arc-shaped plates are installed on the outer sides of the top plates, inserting grooves and inserting strips are arranged on the inner sides of the two top plates and the two sides of the outer surface of the top splicing plate correspondingly, telescopic rods are installed at the positions, close to the front surface and the rear surface, of the upper surfaces of the dovetail blocks, and side edge plates are connected to the outer sides of the telescopic rods through connecting rods. In the culvert building process, the span of the lining trolley can be conveniently adjusted according to different use scenes so as to improve the applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of lining trolleys, in particular to a span adjustment mechanism for a culvert lining trolley. Background Art

[0002] A culvert refers to a drainage channel built under the roadbed and below the road surface during the highway construction process in order to allow the highway to pass through the canal smoothly without hindering traffic. During the construction of the culvert, a lining trolley is required to facilitate the pouring of concrete.

[0003] Currently, the span of the lining trolley used for culverts is usually fixed, which makes it inconvenient to adjust the span according to different usage scenarios and has poor applicability. Therefore, we propose a span adjustment mechanism for the culvert lining trolley. Utility Model Content

[0004] The purpose of the utility model is to provide a span adjustment mechanism for a culvert lining trolley, which has the advantage of being able to adjust the span of the lining trolley according to different usage scenarios during the construction of the culvert to improve applicability, and solves the problem that the span of the lining trolley currently used for culverts is usually fixed, which makes it inconvenient to adjust its span according to different usage scenarios and has poor applicability.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a span adjustment mechanism for a culvert lining trolley, comprising a movable frame, a side panel and a top panel, dovetail grooves are symmetrically arranged at both sides of the upper surface of the movable frame, a dovetail block is installed inside the dovetail groove, a vertical cylinder is installed at the middle position of the upper surface of the dovetail block, a connecting plate is connected to the output end of the vertical cylinder, a top plate is installed on the upper surface of the connecting plate, an arc plate is installed on the outer side of the top plate, slots and inserts are respectively arranged on the inner sides of the two top plates and on both sides of the outer surface of the top panel, a telescopic rod is installed on the upper surface of the dovetail block near the front surface and the rear surface, the outer side of the telescopic rod is connected to the side plate through a connecting rod, the upper surface of the side plate and the upper surface of the side panel are both provided with dovetail protrusions, and the lower surface of the side panel and the lower surface of the arc plate are both provided with dovetail slots.

[0006] Preferably, the end of the telescopic rod is connected to a U-shaped groove frame, and the end of the connecting plate is connected to the outer surface of the U-shaped groove frame, and the U-shaped groove frame is located below the top plate.

[0007] Preferably, a sliding block is installed on the lower surface of the top plate, and the sliding block is located inside the U-shaped groove frame.

[0008] Preferably, movable wheels are installed on the lower surface of the movable frame near the four corners.

[0009] Preferably, a column is installed at the middle position of the upper surface of the mobile frame, the end of the column is connected to a horizontal cylinder, both ends of the horizontal cylinder are connected to a cross plate, and the end of the cross plate is connected to the outer surface of the telescopic rod.

[0010] Preferably, a U-shaped clamp is installed on the outer surface of the telescopic rod, an insertion rod is installed on the outer side of the U-shaped clamp, grooves are provided on the inner side of the side panel near the front surface and the rear surface, and the end of the insertion rod is located inside the groove.

[0011] Preferably, a screw is installed on the inner side of the U-shaped clamp, and the screw and the U-shaped clamp are connected by threads.

[0012] Preferably, a reinforcing rod is connected to the outer side of the telescopic rod below the connecting rod, and the end of the reinforcing rod is connected to the inner side of the side plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model achieves the effect of facilitating the adjustment of the span of the lining trolley according to different usage scenarios to improve the applicability during the construction of the culvert by arranging a movable frame, side plates, side panels, curved plates, vertical cylinders, dovetail grooves, dovetail blocks, top plates, top panels, L-shaped grooves, L-shaped protrusions and telescopic rods. When adjusting the span, the two dovetail blocks are moved in opposite directions or reversely to adjust the spacing between the two side plates. In this process, the number of top panels is increased or decreased, and the top panels and the top panels are connected to each other through slots and inserts. At the same time, the top plate can be driven up by the vertical cylinder to adjust the top height of the lining trolley. In this process, the number of side panels is increased or decreased, and the side panels and the curved plates, the side panels and the side panels, and the side panels and the side panels are connected to each other through dovetail slots and dovetail protrusions, which has strong applicability.

[0015] 2. The utility model provides a U-shaped groove frame and a sliding block to support the front and rear ends of the top plate and the top puzzle board, thereby improving the stability of the top plate and the top puzzle board.

[0016] 3. The utility model achieves the effect of improving the stability of the side panels through the U-shaped clamp, screw, plug rod and groove. The U-shaped clamp is sleeved on the outer surface of the telescopic rod, and the end of the plug rod is inserted into the groove. The screw is then turned to fix the U-shaped clamp, which fixes the side panels. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0018] Figure 2 For this utility model Figure 1 A is a schematic diagram of the enlarged structure of the middle part;

[0019] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the side sectional structure of the utility model.

[0021] Figure numerals: 1, moving frame; 2, dovetail groove; 3, dovetail block; 4, moving wheel; 5, side panel; 6, side panel; 7, arc plate; 8, top plate; 9, top panel; 10, dovetail slot; 11, groove; 12, insertion rod; 13, dovetail protrusion; 14, connecting rod; 15, reinforcement rod; 16, telescopic rod; 17, slot; 18, insertion strip; 19, U-shaped slot frame; 20, slider; 21, U-shaped clamp; 22, screw; 23, cross plate; 24, horizontal cylinder; 25, column; 26, vertical cylinder; 27, connecting plate. DETAILED DESCRIPTION

[0022] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0023] Embodiment 1

[0024] like Figure 1-Figure 4 As shown, the utility model proposes a span adjustment mechanism for a culvert lining trolley, comprising a moving frame 1, side panels 6 and a top panel 9. Moving wheels 4 are installed at the four corner positions near the lower surface of the moving frame 1. The moving frame 1 moves inside the culvert through the four moving wheels 4. Dovetail grooves 2 are symmetrically arranged at both sides of the upper surface of the moving frame 1. Dovetail blocks 3 are installed inside the dovetail grooves 2. A vertical cylinder 26 is installed at the middle position of the upper surface of the dovetail block 3. A connecting plate 27 is connected to the output end of the vertical cylinder 26. A top plate 8 is installed on the upper surface of the connecting plate 27. An arc plate 7 is installed on the outer side of the top plate 8. Slots 17 and inserts 18 are respectively arranged on the inner sides of the two top plates 8 and on both sides of the outer surface of the top panel 9.

[0025] A telescopic rod 16 is installed on the upper surface of the dovetail block 3 near the front surface and the rear surface. The telescopic rod 16 is manually adjusted and is extended and retracted by the vertical oil cylinder 26. The telescopic rod 16 can be manually locked after adjustment. The outer side of the telescopic rod 16 is connected to the side plate 5 through the connecting rod 14. The outer side of the telescopic rod 16 is connected to a reinforcing rod 15 at a position below the connecting rod 14, and the end of the reinforcing rod 15 is connected to the inner side of the side plate 5 to improve the stability and strength of the side plate 5. A column 25 is installed at the middle position of the upper surface of the mobile frame 1, and the end of the column 25 is connected to a horizontal Cylinder 24, both ends of the horizontal cylinder 24 are connected with cross plates 23, and the end of the cross plate 23 is connected to the outer surface of the telescopic rod 16, the upper surface of the side plate 5 and the upper surface of the side puzzle plate 6 are provided with dovetail protrusions 13, the lower surface of the side puzzle plate 6 and the lower surface of the arc plate 7 are provided with dovetail slots 10, the end of the telescopic rod 16 is connected with a U-shaped groove frame 19, and the end of the connecting plate 27 is connected to the outer surface of the U-shaped groove frame 19, the U-shaped groove frame 19 is located below the top plate 8, and a slider 20 is installed on the lower surface of the top plate 8, and the slider 20 is located inside the U-shaped groove frame 19.

[0026] When adjusting the span, the utility model adjusts the spacing between the two side panels 5 by moving the two dovetail blocks 3 in opposite directions through the horizontal cylinder 24. In this process, the number of top panels 9 is increased or decreased, and the top panels 9 and the top panels 8 are connected to each other through slots 17 and inserts 18. At the same time, the top panel 8 can be driven up by the vertical cylinder 26 to adjust the top height of the lining trolley. In this process, the number of side panels 6 is increased or decreased, and the side panels 6 and the curved panels 7, the side panels 6 and the side panels 6, and the side panels 6 and the side panels 5 are connected to each other through dovetail slots 10 and dovetail protrusions 13.

[0027] Embodiment 2

[0028] like Figure 1 and Figure 3 As shown, a span adjustment mechanism for a culvert lining trolley proposed by the utility model, compared with the first embodiment, this embodiment also includes a U-shaped clamp 21 installed on the outer surface of the telescopic rod 16, an insert rod 12 installed on the outer side of the U-shaped clamp 21, grooves 11 are provided on the inner side of the side panel 6 near the front surface and the rear surface, and the end of the insert rod 12 is located inside the groove 11, a screw rod 22 is installed on the inner side of the U-shaped clamp 21, and the screw rod 22 and the U-shaped clamp 21 are connected by threads.

[0029] In this embodiment, the U-shaped clamp 21 is sleeved on the outer surface of the telescopic rod 16, and the end of the insertion rod 12 is inserted into the groove 11, and then the screw 22 is screwed to fix the U-shaped clamp 21, which fixes the side panel 6.

[0030] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A span adjustment mechanism for a culvert lining trolley, comprising a movable frame (1), side panels (6) and a top panel (9), characterized in that: The upper surface of the movable frame (1) is symmetrically provided with dovetail grooves (2) at both sides thereof, a dovetail block (3) is installed inside the dovetail groove (2), a vertical oil cylinder (26) is installed at the middle position of the upper surface of the dovetail block (3), the output end of the vertical oil cylinder (26) is connected to a connecting plate (27), a top plate (8) is installed on the upper surface of the connecting plate (27), an arc plate (7) is installed on the outer side of the top plate (8), and the inner side of the two top plates (8) and the top plate (9) are connected to each other. ) are respectively provided with slots (17) and inserts (18) on both sides of the outer surface, a telescopic rod (16) is installed on the upper surface of the dovetail block (3) near the front surface and the rear surface, the outer side of the telescopic rod (16) is connected to the side plate (5) through a connecting rod (14), the upper surface of the side plate (5) and the upper surface of the side panel (6) are both provided with dovetail protrusions (13), and the lower surface of the side panel (6) and the lower surface of the arc plate (7) are both provided with dovetail slots (10).

2. A span adjustment mechanism for a culvert lining trolley according to claim 1, characterized in that: The end of the telescopic rod (16) is connected to a U-shaped groove frame (19), and the end of the connecting plate (27) is connected to the outer surface of the U-shaped groove frame (19), and the U-shaped groove frame (19) is located below the top plate (8).

3. A span adjustment mechanism for a culvert lining trolley according to claim 2, characterized in that: A sliding block (20) is installed on the lower surface of the top plate (8), and the sliding block (20) is located inside the U-shaped groove frame (19).

4. The span adjustment mechanism of a culvert lining trolley according to claim 1, characterized in that: Moving wheels (4) are installed on the lower surface of the moving frame (1) near the four corners.

5. The span adjustment mechanism for a culvert lining trolley according to claim 1, characterized in that: A column (25) is installed at the middle position of the upper surface of the mobile frame (1), the end of the column (25) is connected to a horizontal cylinder (24), both ends of the horizontal cylinder (24) are connected to a cross plate (23), and the end of the cross plate (23) is connected to the outer surface of the telescopic rod (16).

6. The span adjustment mechanism of a culvert lining trolley according to claim 1, characterized in that: A U-shaped clamp (21) is installed on the outer surface of the telescopic rod (16), and an insertion rod (12) is installed on the outer side of the U-shaped clamp (21). Grooves (11) are provided on the inner side of the side panel (6) near the front surface and the rear surface, and the end of the insertion rod (12) is located inside the groove (11).

7. A span adjustment mechanism for a culvert lining trolley according to claim 6, characterized in that: A screw rod (22) is installed inside the U-shaped clamp (21), and the screw rod (22) and the U-shaped clamp (21) are connected via threads.

8. The span adjustment mechanism for a culvert lining trolley according to claim 1, characterized in that: The outer side of the telescopic rod (16) is connected to a reinforcing rod (15) at a position below the connecting rod (14), and the end of the reinforcing rod (15) is connected to the inner side of the side plate (5).

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