CN220352843U - A box-type trench support structure - Google Patents

Abstract

The utility model provides a box slot supporting construction, includes curb plate and bracing piece, and the curb plate is equipped with two, through four bracing piece connection supports between two curb plates, and the spout is installed respectively to the relative one side of both sides curb plate, and the notch width of spout is less than inside cell body width, installs the slider in the spout, and the both ends of bracing piece are connected with the slider of both sides respectively, and the railing is installed at the top of curb plate. Through installing the railing on the curb plate to form safeguard measure, bracing piece and curb plate sliding connection, the bracing piece of being convenient for from top to bottom sliding adjustment.

Description

A box-type trench support structure

Technical field

The utility model relates to the technical field of trench support, in particular to a box-type trench support structure.

Background technique

When excavating a trench, when the trench is excavated to a certain depth, it is necessary to support the trench to prevent accidents caused by trench collapse. There are two problems with the existing trench support devices or structures. One is that , there are no protective measures on the top of the support device. In order to prevent people from falling into the trench, additional barriers must be installed for protection. Secondly, the support rods of the existing support devices are mostly fixed and on both sides. The side plate connection does not allow easy adjustment of the support rods according to the construction progress. For example, during trench excavation, in order to ensure the structural strength of the support device, the support rods are evenly arranged on the side plates to achieve the highest stability and structural strength. , but when constructing or installing pipelines at the bottom of the trench, sufficient space is required on the underside of the supporting device, and the support rods of the existing supporting devices are inconvenient to adjust.

Utility model content

The technical problem to be solved by this utility model is to solve the problems existing in the above background technology and provide a box-type trench support structure. By installing railings on the side panels, protective measures are formed, and the support rods are slidingly connected to the side panels. , making it easy for the support rod to slide up and down.

In order to realize the above technical characteristics, the purpose of the present utility model is achieved as follows: a box-type trench support structure, including side plates and support rods, the side plates are provided with two, one of the two side plates is The two sides are connected and supported by a plurality of support rods. A chute is installed on the opposite side of the side plates on both sides. The width of the chute is smaller than the width of the internal tank body. A slider is installed in the chute. The support rod is installed in the chute. The two ends are respectively connected to the slide blocks on both sides, and a railing is installed on the top of the side plate.

The chute is installed longitudinally on the left and right sides of the side plate.

The chute is installed transversely on the upper and lower sides of the side plate.

A positioning bolt is screwed on the slider, and the threaded end of the positioning bolt can abut against one side of the side plate.

Two ear plates are provided on the side of the slider away from the side plate, and the two ends of the support rod are respectively hinged with the two ear plates of the slider on both sides.

The support rod includes two internal screws and an external screw. The internal ends of the external screw are respectively provided with positive and negative threads. The external threads on the two internal screws are respectively connected with the positive threads on the external screw. The threads are suitable for threads and counter-threads, and the two internal screws are screwed to both ends of the external thread, and the two internal screws are connected to the sliders on both sides.

Two slots are installed on the outer side of the upper end of the side plate. The opening of the slot is on the side away from the side plate. Long holes are provided longitudinally on both sides of the slot. The lower end of the column of the railing is movably installed in the slot. Inside, the lower end of the column is provided with a through hole corresponding to the long hole, and the latch passes through the long hole and the through hole on the column.

The railing includes an outer frame, a horizontal bar and a vertical bar. The outer frame has a door frame structure. Both sides of the outer frame form the columns of the railing. The horizontal bar is connected to the columns on both sides. A number of vertical bars are connected to the outer frame and the horizontal bar. between.

The bottom of the side plate is provided with a tip.

The utility model has the following beneficial effects:

1. Install railings on the side panels to form protective measures. The support rods are slidingly connected to the side panels so that the support rods can slide up and down according to construction needs.

2. There is a positioning bolt screwed on the slider. The threaded end of the positioning bolt can be against one side of the side plate. By tightening the positioning bolt, the slider and the chute are positioned and the stability is better.

3. There are two ear plates on the side of the slider away from the side plates. The two ends of the support rod are respectively hinged with the two ear plates of the sliders on both sides, so that the side plates on both sides can swing to facilitate adaptation to uneven terrain. .

4. Two internal screws are screwed to both ends of the external screw, and the two internal screws are connected to the sliders on both sides respectively, so that the length of the support rod can be adjusted so that the side plates on both sides can better connect with the grooves. Width matching.

5. The railings can be flipped and folded for easy storage and transportation.

Description of the drawings

Figure 1 is a schematic diagram of the front structure of the utility model.

Figure 2 is a schematic side view of the structure of the utility model.

Figure 3 is a schematic top view of the structure of the utility model.

Figure 4 is a schematic structural diagram of the A-A section in Figure 3.

Figure 5 is a schematic structural diagram of the railing of the present invention in a flipped and folded state.

In the picture: side plate 1, tip 11, slot 12, latch 13, long hole 14, chute 2, support rod 3, inner screw 31, outer screw 32, slider 4, ear plate 41, positioning bolt 42 , railing 5, outer frame 51, horizontal bar 52, vertical bar 53.

Detailed ways

The embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

Referring to Figure 1-5, a box-type trench support structure includes a side plate 1 and a support rod 3. There are two side plates 1. The two side plates 1 are connected and supported by four support rods 3. The two side plates 1 are connected and supported by four support rods 3. A chute 2 is installed on the opposite side of the side plate 1. The width of the slot of the chute 2 is smaller than the width of the internal tank body. A slider 4 is installed in the chute 2. The two ends of the support rod 3 are respectively connected with the slides on both sides. Block 4 is connected, and railing 5 is installed on the top of side panel 1. Each side plate 1 is provided with two chute 2. The chute 2 can be integrated with the side plate 1 or installed on the side plate 1. The width of the chute 2 is smaller than the width of the internal tank body, similar to The C-shaped steel structure enables the slider 4 to slide along the chute 2. When the position of the slider 4 needs to be adjusted, just tap and slide. Install the railing 5 on the side plate 1. When in use, the railing 5 is located in the groove. above to prevent people from falling.

In addition to the C-shaped steel structure, the chute 2 is shown in Figure 3, which shows the chute 2 composed of two L-shaped plates.

In the preferred solution, see Figures 1 and 3, the chute 2 is installed longitudinally on the left and right sides of the side plate 1. During use, it is convenient to adjust the position of the support rod 3 and the bottom of the groove.

In another preferred solution, the chute 2 is installed transversely on the upper and lower sides of the side plate 1 . During the construction of the trench, it is also necessary to install an inspection well. The inspection well is set up longitudinally. There may be support rods 3 interfering with the position where the inspection well is installed, so the chute 2 is installed transversely on the upper and lower sides of the side plate 1. , the support rod 3 can be adjusted laterally, and the position of the inspection well can be avoided. When in use, the support device that can laterally adjust the position of the support rod is placed at the location where the inspection well is to be installed.

Referring to FIG. 4 , a positioning bolt 42 is screwed on the slider 4 , and the threaded end of the positioning bolt 42 can abut one side of the side plate 1 . By tightening the positioning bolts 42, the slide block 4 and the chute 2 are positioned to achieve better stability.

Referring to Figures 3 and 4, the side of the slider 4 away from the side plate 1 is provided with two ear plates 41. The two ends of the support rod 3 are respectively hinged with the two ear plates 41 of the slide blocks 4 on both sides, so that the side plates on both sides The board 1 can swing to adapt to uneven terrain.

Referring to Figures 1 and 4, the support rod 3 includes two internal screws 31 and an external screw 32. The internal ends of the external screw 32 are respectively provided with forward and reverse threads. The external threads on the two internal screws 31 are respectively Adapted to the positive and reverse threads on the outer solenoid tube 32, the two inner screw rods 31 are respectively screwed to the two ends of the outer solenoid tube 32, and the two inner screw rods 31 are respectively connected to the slide blocks 4 on both sides. Through the above structure, the length of the support rod 3 can be adjusted so that the side plates 1 on both sides can better match the width of the groove.

Referring to Figures 1, 4, and 5, two slots 12 are installed on the outer side of the upper end of the side plate 1. The openings of the slots 12 are on the side away from the side plate 1. Long holes 14 are provided longitudinally on both sides of the slot 12. The lower end of the column of the railing 5 is movably installed in the slot 12. The lower end of the column is provided with a through hole corresponding to the long hole 14, and the latch 13 passes through the long hole 14 and the through hole on the column. Through the above structure, the railing 5 can be flipped and folded to facilitate storage and transportation. It unfolds to form a protective structure when in use and folds when stored. In Figure 5, the railing 5 on the left is in an unfolded state, and the railing 5 on the right is in a folded state. When flipping and folding, first lift up the railing 5, and then flip it outward; when unfolding, first flip the railing into a longitudinal position, and then press down on the railing 5.

Referring to Figure 2, the railing 5 includes an outer frame 51, a horizontal bar 52 and a vertical bar 53. The outer frame 51 has a door frame structure. Both sides of the outer frame 51 form the columns of the railing 5. The horizontal bar 52 is connected to the columns on both sides. The vertical rod 53 is connected between the outer frame 51 and the horizontal rod 52 . It has simple structure and good stability.

Referring to Figure 1, the bottom of the side plate 1 is provided with a tip 11, which facilitates the lower end of the side plate 1 to be inserted into the bottom of the groove. This not only improves the stability of the side plate 1, but also facilitates the adjustment of the position of the lower support rod 3.

The working process or principle of this utility model:

When in use, first flip the railing 5 upward, flip the railing 5 above the side plate 1, and hoist the supporting structure to the trench through the railing 5. After the hoisting is in place, the hoisting wire rope moves downward, and the railing 5 moves downward under the action of gravity. , thus forming a fixed supporting structure. When the support position needs to be adjusted during construction, loosen the positioning bolt 42 and knock the slider 4 to conveniently adjust the position of the support rod 3. After the position is adjusted in place, tighten the positioning bolt 42.

Claims (9)

1. The utility model provides a box slot supporting construction, includes curb plate (1) and bracing piece (3), curb plate (1) are equipped with two, two through a plurality of bracing pieces (3) joint support, its characterized in that between curb plate (1): the two sides the spout (2) are installed respectively to the opposite one side of curb plate (1), and the notch width of spout (2) is less than inside cell body width, installs slider (4) in spout (2), the both ends of bracing piece (3) are connected with slider (4) of both sides respectively, railing (5) are installed at the top of curb plate (1).

2. The box-type trench support structure according to claim 1, wherein: the sliding groove (2) is longitudinally arranged at the left side and the right side of the side plate (1).

3. The box-type trench support structure according to claim 1, wherein: the sliding groove (2) is transversely arranged on the upper side and the lower side of the side plate (1).

4. The box-type trench support structure according to claim 1, wherein: the slide block (4) is screwed with a positioning bolt (42), and the threaded end of the positioning bolt (42) can be abutted against one side of the side plate (1).

5. The box-type trench support structure according to claim 1, wherein: two lug plates (41) are arranged on one side, far away from the side plate (1), of the sliding block (4), and two ends of the supporting rod (3) are hinged with the two lug plates (41) of the sliding block (4) on two sides respectively.

6. A box trench support structure according to claim 1 or 5, wherein: the support rod (3) comprises two inner screw rods (31) and an outer screw tube (32), the two ends of the inner portion of the outer screw tube (32) are respectively provided with an orthodontic thread and an inverse thread, the two outer threads on the inner screw rods (31) are respectively matched with the orthodontic thread and the inverse thread on the outer screw tube (32), the two inner screw rods (31) are respectively connected with the two ends of the outer screw tube (32) in a screwed mode, and the two inner screw rods (31) are respectively connected with sliding blocks (4) on two sides.

7. The box-type trench support structure according to claim 1, wherein: two slots (12) are arranged on the outer side of the upper end of the side plate (1), an opening of each slot (12) is arranged on one side far away from the side plate (1), long holes (14) are longitudinally formed in two sides of each slot (12), the lower ends of the upright posts of the rail (5) are movably arranged in the slots (12), through holes corresponding to the long holes (14) are formed in the lower ends of the upright posts, and bolts (13) penetrate through the long holes (14) and the through holes in the upright posts.

8. A box trench support structure according to claim 1 or 7, wherein: railing (5) are including frame (51), horizontal pole (52) and vertical pole (53), frame (51) are door frame structure, and the stand of railing (5) is formed to the both sides of frame (51), and horizontal pole (52) are connected with the stand of both sides, and a plurality of vertical poles (53) are connected between frame (51) and horizontal pole (52).

9. The box-type trench support structure according to claim 1, wherein: the bottom of the side plate (1) is provided with a tip (11).