CN214423432U

CN214423432U - Subway foundation pit quality detection device

Info

Publication number: CN214423432U
Application number: CN202120576120.1U
Authority: CN
Inventors: 谢义兵; 王世宇; 康延铭; 董礼
Original assignee: Henan Huangke Engineering Technology Testing Co ltd
Current assignee: Henan Huangke Engineering Technology Testing Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-19
Anticipated expiration: 2031-03-19

Abstract

The utility model belongs to the technical field of the technique of foundation ditch and specifically relates to a subway foundation pit quality testing device is related to, including the rack, be provided with the measuring device who is used for detecting on the rack, an organic whole is provided with the extension on the rack, the extension is on a parallel with the side setting of foundation ditch along the horizontal direction, the spout has been seted up along its length direction on the extension, it is provided with the slider to slide in the spout, measuring device and slider are connected, be provided with the spacing subassembly that is used for the fixed sliding block position in the slider, be provided with the adjusting part who is used for adjusting the slider position on the slider, the adjusting part with spacing subassembly is connected. This application has the effect that promotes measurement of efficiency.

Description

Subway foundation pit quality detection device

Technical Field

The application relates to the technical field of foundation pits, in particular to a subway foundation pit quality detection device.

Background

The foundation pit is a soil pit excavated at a foundation design position according to the base elevation and the base plane size, an excavation scheme is determined by the foundation pit needing to be combined with the condition of nearby buildings before excavation, quality detection needs to be carried out on the foundation pit after excavation is carried out on the foundation pit, and then the construction quality of the foundation pit is guaranteed, wherein the gradient of the foundation pit is also a part of detection.

The foundation pit detection device in the related art comprises a sliding staff which is horizontally arranged and extends towards a side slope and an adjusting platform which is arranged along the length direction of the sliding staff, wherein the bottom end of the adjusting platform is fixedly connected with the top of the slope; a leveling rod is arranged on the top surface of the leveling platform; one end of the tower ruler, which is provided with zero scales, is rotatably connected with a pulley, and a cord is wound on the pulley; one end of the cord in the length direction is connected with a lead weight by bypassing the pulley, and the other end of the cord in the length direction is connected with a cord unwinding and winding assembly arranged on the leveling platform; the cord is provided with scales and the zero scale line is positioned at one end of the cord connected with the plummet. And detecting the gradient of the foundation pit by adjusting the levelness of the tower ruler and winding and unwinding the cord.

For the related technologies, the inventor thinks that the position of the leveling platform is inconvenient to move during measurement, and the leveling operation needs to be performed again when the measurement position is changed, so that the operation is complicated, and the measurement efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the measurement efficiency, the application provides a subway foundation pit quality detection device.

The subway foundation pit quality detection device provided by the application adopts the following technical scheme:

the utility model provides a subway foundation pit quality testing device, includes the rack, be provided with the measuring device who is used for detecting on the rack, an organic whole is provided with the extension on the rack, the extension sets up along the side that the horizontal direction is on a parallel with the foundation ditch, the spout has been seted up along its length direction on the extension, it is provided with the slider to slide in the spout, measuring device and slider are connected, be provided with the spacing subassembly that is used for fixed slider position in the slider, be provided with the adjusting part who is used for adjusting the slider position on the slider, the adjusting part with spacing subassembly is connected.

Through adopting above-mentioned technical side, detect the slope of foundation ditch through measuring device, adjust the position of slider through adjusting part and spacing subassembly, and then adjust measuring device's position to measure a plurality of positions on the foundation ditch, and then promote measurement of efficiency.

Optionally, a limiting groove is formed in the inner wall of the sliding groove, a placing groove is formed in the sliding block, the limiting assembly comprises an elastic piece and a limiting block, the limiting block is arranged in the placing groove in a sliding mode, the limiting block and the limiting groove are connected in a buckling mode, the elastic piece is arranged on one side, away from the placing groove, of the limiting block, and the elastic piece is arranged in the placing groove; one end of the elastic piece is abutted with the limiting block, and the other end of the elastic piece is abutted with the inner wall of the placing groove.

Through adopting above-mentioned technical scheme, after adjusting the position of slider, under the effect of elastic component, drive the stopper and remove along the direction towards the spacing groove, until stopper and spacing groove lock, and then fix the position of slider, stability when promoting the measurement.

Optionally, a handle is arranged on the sliding block, a through groove is formed in the handle and communicated with the placing groove, and the adjusting assembly is arranged in the through groove.

Through adopting above-mentioned technical scheme, set up the handle so that adjust the position of slider through the handle.

Optionally, the adjusting part includes adjusting pole, push rod and swash plate, the push rod slides the setting along the direction towards the stopper in leading to the inslot, it rotates the setting on the handle to adjust the pole, the one end setting of adjusting the pole is outside the handle, and the other end extends to leading to inslot and push rod butt, be provided with the intermediate lamella on the stopper, the swash plate sets up the one end that is close to the stopper at the push rod, one side orientation that the push rod was kept away from to the swash plate sets up towards the direction slope that deviates from the elastic component, one side butt that the stopper was kept away from to swash plate and intermediate lamella.

Through adopting above-mentioned technical scheme, when needs adjust the position of slider, rotate the regulation pole, adjust the pole and rotate and drive the push rod and remove, the push rod drives the stopper through swash plate and intermediate lamella and removes, until stopper and spacing groove separation to adjust the position of slider.

Optionally, the measuring device comprises a telescopic rod, a measuring rope and a lead weight, a mounting frame is arranged on the slider, the telescopic rod is arranged on the mounting frame, the telescopic rod is arranged along the direction towards the inside of the foundation pit, a winding drum is arranged at one end, close to the mounting frame, of the telescopic rod in a rotating mode, one end of the measuring rope is connected with the lead weight, and the other end of the measuring rope is wound on the winding drum through the telescopic rod.

Through adopting above-mentioned technical scheme, through rotating the reel, adjust the position of measuring the rope, adjust plumb bob to and foundation ditch side butt, detect the slope of foundation ditch through the length of the length that the measuring rope stretches out and telescopic link.

Optionally, the side of the winding drum is rotatably provided with a rotating handle, and the rotating handle is arranged by deviating from the rotating center of the winding drum.

Through adopting above-mentioned technical scheme to drive the reel rotary drum through the turning handle, receive and release the measuring rope.

Optionally, an inclined plane is arranged on the side surface of one end, away from the elastic part, of the limiting block along the moving direction of the sliding block.

Through adopting above-mentioned technical scheme, set up the inclined plane on the stopper to the stopper enters into the spacing inslot through the inclined plane and fixes the position of slider.

Optionally, one side of the placing frame, which is close to the ground, is provided with a leveling rod, the leveling rod comprises a screw rod and a threaded sleeve, the screw rod is fixedly arranged on the placing frame, the threaded sleeve is in threaded fit connection with the screw rod, and the threaded sleeve is placed on the ground.

Through adopting above-mentioned technical scheme, place the rack subaerial back, through rotating the swivel nut, adjust the support height to the rack, adjust the rack to the horizontality, promote measurement accuracy.

Drawings

Fig. 1 is a schematic structural diagram of a subway foundation pit quality detection device according to an embodiment of the present application.

Fig. 2 is a partial view of the subway foundation pit quality detection device according to the embodiment of the application.

Fig. 3 is an expanded view of a part of the subway foundation pit quality detection device according to the embodiment of the application.

Fig. 4 is a schematic structural diagram of an adjusting component in the subway foundation pit quality detection device according to the embodiment of the application.

Reference numerals: 1. placing a rack; 11. an extension portion; 12. a chute; 121. a limiting groove; 2. a measuring device; 21. a telescopic rod; 211. a slide bar; 22. measuring a rope; 23. a lead weight; 3. a mounting frame; 4. a reel; 41. a handle is rotated; 5. a leveling rod; 51. a screw; 52. a threaded sleeve; 6. a slider; 61. a placement groove; 62. a handle; 621. a through groove; 7. a limiting component; 71. an elastic member; 72. a limiting block; 721. a middle plate; 8. an adjustment assembly; 81. adjusting a rod; 82. a push rod; 83. a sloping plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The application discloses subway foundation pit quality detection device. Referring to fig. 1, subway foundation pit quality detection device is provided with measuring device 2 including setting up rack 1 in foundation pit edge on rack 1, detects the slope of foundation pit through measuring device 2.

Referring to fig. 1 and 2, the measuring device 2 includes a telescopic rod 21, a measuring string 22 and a plummet 23, the mounting frame 3 is arranged on the placing frame 1, the telescopic rod 21 is connected with the placing frame 1 through the mounting frame 3, the telescopic rod 21 is arranged along the direction towards the interior of the foundation pit, the telescopic rod 21 comprises a plurality of sliding rods 211, the diameters of the plurality of sliding rods 211 are sequentially reduced along the direction towards the foundation pit, the sliding rods 211 penetrate through the adjacent sliding rods 211 with larger diameters, the sliding rods 211 are arranged in a mutually sliding mode, the end part of one end, close to the foundation pit, of each sliding rod 211 is provided with a pulley, a winding drum 4 is rotatably arranged at one end of the telescopic rod 21 close to the mounting rack 3, a lead weight 23 is connected with a measuring rope 22, one end of the measuring rope 22 far away from the lead weight 23 is wound on the winding drum 4 through a pulley, the length of the measuring rope 22 is adjusted by rotating the winding drum 4, so that the lead weight 23 is abutted against the side surface of the foundation pit, and then the slope of the foundation pit is calculated according to the extending length of the measuring rope 22 and the length of the telescopic rod 21. In order to facilitate the rotation of the reel 4, a handle 41 is provided on the reel 4 so that the reel 4 is rotated by the handle 41.

Referring to fig. 2 and 3, in order to improve the measurement accuracy, a leveling rod 5 is arranged on one side, close to the ground, of the placement frame 1, the placement frame 1 is supported through the leveling rod 5, the leveling rod 5 comprises a screw rod 51 and a threaded sleeve 52, the screw rod 51 is welded and fixed on the placement frame 1, the threaded sleeve 52 is in threaded fit with the screw rod 51, the threaded sleeve 52 is placed on the ground, the support height of the placement frame 1 can be adjusted through rotating the threaded sleeve 52, the placement frame 1 is adjusted to be in a horizontal state, and the measurement accuracy is further improved.

Referring to fig. 2 and 3, an organic whole is provided with extension 11 on the rack 1, extension 11 sets up along horizontal direction perpendicular to telescopic link 21, spout 12 has been seted up along its length direction on extension 11, spout 12 sets up the one end of keeping away from ground at extension 11, it is provided with slider 6 to slide in spout 12, mounting bracket 3 welded fastening is on slider 6, in the position through adjusting slider 6 in spout 12, adjust mounting bracket 3's position, and then adjust the position of telescopic link 21, and then measure a plurality of positions of difference in the foundation ditch, promote measuring efficiency. In order to facilitate the movement of the slider 6, a handle 62 is fixedly welded to the slider 6, so that the position of the slider 6 can be adjusted by the handle 62.

Referring to fig. 3 and 4, in order to improve the stability during measurement, a limiting component 7 for fixing the position of the sliding block 6 is disposed on the sliding block 6, a plurality of limiting grooves 121 are disposed on the side wall of the sliding groove 12, and the plurality of limiting grooves 121 are disposed at intervals along the sliding direction of the sliding block 6. The placing groove 61 is formed in the sliding block 6, the limiting assembly 7 comprises an elastic piece 71 and a limiting block 72, the limiting block 72 is arranged in the placing groove 61 in a sliding mode, one end of the limiting block 72 is arranged in the placing groove 61, the other end of the limiting block 72 extends to the outside of the sliding block 6, the limiting block 72 and the limiting groove 121 are correspondingly arranged, the elastic piece 71 can be arranged into a spring, the spring is provided with one side, close to the placing groove 61, of the limiting block 72, one end of the spring is abutted to the inner wall of the placing groove 61, the other end of the spring is abutted to the limiting block 72, under the action of the spring, the limiting block 72 is driven to move, the limiting block 72 is buckled with the limiting groove 121, and the position of the sliding block 6 is fixed. An inclined surface is arranged on the side surface of one end of the limiting block 72 away from the elastic piece 71 along the moving direction of the sliding block 6, so that the limiting block 72 enters the limiting groove 121 through the inclined surface.

Referring to fig. 3 and 4, to facilitate adjustment of the position of the stop 72, so as to adjust the position of the slide 6, a through groove 621 is formed in the handle 62, the through groove 621 is communicated with the placing groove 61, an adjusting component 8 is arranged in the through groove 621, the adjusting component 8 comprises an adjusting rod 81, a push rod 82 and an inclined plate 83, the push rod 82 is arranged in the through groove 621 in a sliding manner along the direction towards the limiting block 72, the adjusting rod 81 is rotatably arranged on the handle 62, one end of the adjusting rod 81 is arranged outside the handle 62, the other end extends into the through groove 621, one end of the adjusting rod 81 close to the through groove 621 is abutted with the end part of the push rod 82, an intermediate plate 721 is fixedly welded at one end, close to the elastic part 71, of the limit block 72, the inclined plate 83 is arranged at one end, close to the limit block 72, of the push rod 82, one side, far away from the push rod 82, of the inclined plate 83 is obliquely arranged along one end, far away from the elastic part 71, and the side face of the inclined plate 83 is abutted to the side face of the intermediate plate 721. When the position of the limiting block 72 needs to be adjusted, the adjusting rod 81 is rotated, the adjusting rod 81 pushes the push rod 82 to move in the through groove 621, the push rod 82 moves to drive the inclined plate 83 to move, the inclined plate 83 drives the limiting block 72 to move through the middle plate 721 until the limiting block 72 is separated from the limiting groove 121, so that the position of the sliding block 6 can be adjusted.

The implementation principle of the application is as follows: the length through adjusting measuring rope 22 detects the slope of foundation ditch, then adjusts slider 6's position through adjusting part 8 and spacing subassembly 7, and then adjusts telescopic link 21's position to detect the slope of different positions in the foundation ditch, and then promote detection efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a subway foundation pit quality testing device, includes rack (1), its characterized in that: be provided with measuring device (2) that are used for detecting on rack (1), an organic whole is provided with extension (11) on rack (1), extension (11) are on a parallel with the side setting of foundation ditch along the horizontal direction, spout (12) have been seted up along its length direction on extension (11), it is provided with slider (6) to slide in spout (12), measuring device (2) and slider (6) are connected, be provided with spacing subassembly (7) that are used for fixed slider (6) position in slider (6), be provided with adjusting part (8) that are used for adjusting slider (6) position on slider (6), adjusting part (8) with spacing subassembly (7) are connected.

2. The subway foundation pit quality detection device of claim 1, characterized in that: a limiting groove (121) is formed in the inner wall of the sliding groove (12), a placing groove (61) is formed in the sliding block (6), the limiting assembly (7) comprises an elastic piece (71) and a limiting block (72), the limiting block (72) is arranged in the placing groove (61) in a sliding mode, the limiting block (72) is connected with the limiting groove (121) in a buckling mode, the elastic piece (71) is arranged on one side, away from the placing groove (61), of the limiting block (72), and the elastic piece (71) is arranged in the placing groove (61); one end of the elastic piece (71) is abutted with the limiting block (72), and the other end of the elastic piece is abutted with the inner wall of the placing groove (61).

3. The subway foundation pit quality detection device of claim 2, characterized in that: be provided with handle (62) on slider (6), it has logical groove (621) to open in handle (62), lead to groove (621) and standing groove (61) intercommunication, adjusting part (8) set up in leading to groove (621).

4. The subway foundation pit quality detection device of claim 3, characterized in that: adjusting part (8) are including adjusting pole (81), push rod (82) and swash plate (83), push rod (82) slide the setting along the direction towards stopper (72) in leading to groove (621), it sets up to rotate on handle (62) to adjust pole (81), the one end setting of adjusting pole (81) is outside handle (62), and the other end extends to in leading to groove (621) and push rod (82) butt, be provided with intermediate lamella (721) on stopper (72), swash plate (83) set up the one end that is close to stopper (72) in push rod (82), one side orientation that push rod (82) were kept away from in swash plate (83) is set up towards the direction slope that deviates from elastic component (71), one side butt that stopper (72) were kept away from in swash plate (83) and intermediate lamella (721).

5. A subway foundation pit quality detection device as claimed in claim 4, characterized in that: measuring device (2) include telescopic link (21), measuring rope (22) and lead weight (23), be provided with mounting bracket (3) on slider (6), telescopic link (21) set up on mounting bracket (3), telescopic link (21) are along the inside direction setting of orientation foundation ditch, telescopic link (21) are close to the one end rotation of mounting bracket (3) and are provided with reel (4), the one end and the lead weight (23) of measuring rope (22) are connected, and the other end twines on reel (4) through telescopic link (21).

6. A subway foundation pit quality detection device as claimed in claim 5, characterized in that: the side of the winding drum (4) is rotatably provided with a rotating handle (41), and the rotating handle (41) is arranged in a mode of deviating from the rotating center of the winding drum (4).

7. The subway foundation pit quality detection device of claim 2, characterized in that: and an inclined plane is arranged on one end, far away from the elastic piece (71), of the limiting block (72) along the side face of the moving direction of the sliding block (6).

8. A subway foundation pit quality detection device as claimed in claim 6, characterized in that: one side that rack (1) is close to ground is provided with leveling rod (5), leveling rod (5) include screw rod (51) and swivel nut (52), screw rod (51) are fixed to be set up on rack (1), swivel nut (52) and screw rod (51) screw-thread fit are connected, swivel nut (52) are placed subaerial.