CN212482399U

CN212482399U - Measure device of foundation ditch deformation displacement

Info

Publication number: CN212482399U
Application number: CN202021192352.9U
Authority: CN
Inventors: 吴刚
Original assignee: Beijing Hongchuang Tianye Construction Engineering Co ltd
Current assignee: Beijing Hongchuang Tianye Construction Engineering Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-02-05
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a device for measuring deformation and displacement of foundation pit, which comprises a base, wherein a supporting pipe is welded on the base, a supporting rod is connected in the supporting pipe in a sliding way, the upper end of the supporting rod is connected with a box body through a bolt and a nut, the box body is connected with a laser distance measuring sensor and a wireless signal transmission module, the box body is connected with an alarm module and a supporting module through the bolt and the nut, the box body is internally connected with a supporting frame through the bolt and the nut, and the supporting frame is connected with a sliding rod through the bolt and the nut, the accuracy is improved, and meanwhile, the disassembly and the assembly are convenient and the workload is reduced.

Description

Measure device of foundation ditch deformation displacement

Technical Field

The utility model relates to a survey the technical field of foundation ditch deformation displacement, specifically be a survey device of foundation ditch deformation displacement.

Background

In the foundation pit engineering construction process, horizontal displacement of different depths of a foundation pit support structure is a main evaluation index of foundation pit engineering safety, so that the horizontal displacement is a main monitoring item in the foundation pit construction process, a theoretical formula of soil pressure strength, soil pressure resultant force and resultant force action points of available flexible retaining walls is indicated in active and pressure distribution of the flexible retaining walls in a drum-shaped displacement mode, and the height value and the maximum displacement value of drum-shaped displacement are predicted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem and providing a device for measuring deformation and displacement of a foundation pit.

In order to achieve the above object, the utility model provides a following technical scheme: the automatic measuring device comprises a base, the welding has the stay tube on the base, fixed cutting ferrule has in the welding of stay tube upper end, there is fixation nut fixed cutting ferrule outside through threaded connection, sliding connection has the bracing piece in the stay tube, the fixed scale that is provided with on the bracing piece, bracing piece upper end bolt and nut is connected with the box, swing joint has the box door on the box, bolt and nut is connected with laser range finding sensor on the box, the inside bolt and nut of box is connected with wireless signal transmission module, bolt and nut is connected with alarm module and support module in the box, bolt and nut is connected with the support frame in the box, sliding connection has the slide bar on the support frame, the welding has the spring on the support frame, support module comprises support, reset spring, connecting block and upper end contact, alarm module, Alarm, pilot lamp, backup pad, screw and lower extreme contact are constituteed.

Preferably, the diameter of the lower end of the fixing clamping sleeve is smaller than that of the upper end of the fixing clamping sleeve, the fixing clamping sleeve is composed of four fan-shaped plates, and the fixing nut plays a role in reducing the diameter of the upper end of the fixing clamping sleeve, so that the supporting rod is fixed.

Preferably, box door one end passes through swing joint with the box, the box door other end is connected through the lock body with the box, and the setting up of box door conveniently goes on installing and maintaining the work piece of inside.

Preferably, slide bar right-hand member bolt and nut is connected with the baffle, slide bar left end bolt and nut is connected with the stopper, the slide bar is sliding connection with the box, the welding has the snap ring on the slide bar, snap ring and spring welded connection, slide bar right-hand member baffle directly carry out direct contact with the measuring point, and when taking place the cydariform and shift, baffle extrusion slide bar slides along box and support frame.

Preferably, be provided with the support on the support module, support and box welded connection, the welding has reset spring on the support, the welding of the reset spring other end has the connecting block, bolt and nut is connected with the telescopic link between connecting block and the support, bolt and nut is connected with the upper end contact on the connecting block, insulation treatment is done with the upper end contact to the connecting block, and reset spring plays the effect of supporting connecting block and support.

Preferably, bolt and nut is connected with power module on the box, bolt and nut is connected with the alarm on the box, bolt and nut is connected with the pilot lamp on the box, bolt and nut is connected with the backup pad on the box, the fixed screw that is provided with a plurality of specification the same in the backup pad, there is the lower extreme contact through bolted connection in the backup pad, power module plays the effect that provides the electric energy to alarm, pilot lamp, and the alarm passes through wire and power module series connection, and the effect of switch is equivalent to with the lower extreme contact in the upper end contact, and the position of lower extreme contact in the backup pad can be adjusted according to the drum-shaped critical value that shifts, is applicable to the deformation displacement monitoring of different foundation pits.

Preferably, the power module is electrically connected with the upper end contact, the power module is electrically connected with the alarm, the alarm is connected with the indicator lamp through a wire, the indicator lamp is connected with the lower end contact through a wire, the power module is electrically connected with the wireless signal transmission module and the laser ranging sensor, the wireless signal transmission module is electrically connected with the laser ranging sensor, the wireless signal transmission module is connected with the remote server through a wireless signal, the laser ranging sensor detects the deformation displacement of the drum-shaped displacement point in real time and transmits the deformation displacement to the remote server through the wireless signal transmission module to play a role of real-time monitoring, when the critical point is reached, the sliding rod pushes the connecting block to move, so that the upper end contact on the connecting block is connected with the lower end contact, and the alarm and the indicator lamp work are realized, and giving out an alarm sound.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a survey device of foundation ditch deformation displacement obtains theoretical cydariform displacement point according to the cydariform displacement principle, according to the adjustment that cydariform displacement point height can realize the height, according to the biggest critical value that shifts, the distance between adjustment lower extreme contact and the upper end contact is applicable to different foundation ditches and uses simultaneously, realizes the effect of common monitoring through laser detection sensor and slide bar, provides the rate of accuracy, dismantles simple to operate reduction work load simultaneously.

Drawings

Fig. 1 is the utility model discloses survey the structural schematic diagram of the device of foundation ditch deformation displacement.

Fig. 2 is the utility model discloses survey the front view of the device of foundation ditch deformation displacement.

Fig. 3 is the utility model discloses survey the device box's of foundation ditch deformation displacement structural schematic diagram.

In the figure: 1-base, 2-support pipe, 3-fixing clamping sleeve, 4-fixing nut, 5-support rod, 6-graduated scale, 7-box, 8-box door, 9-sliding rod, 10-laser distance measuring sensor, 11-wireless signal transmission module, 12-alarm module, 13-support module, 14-bracket, 15-reset spring, 16-connecting block, 17-upper end contact, 18-power supply module, 19-alarm, 20-indicator light, 21-support plate, 22-screw hole, 23-lower end contact, 24-support frame and 25-spring.

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.

Referring to fig. 1-3, the present invention provides a technical solution: including base 1, its characterized in that: the welding has stay tube 2 on base 1, the welding of 2 upper ends of stay tube has fixed cutting ferrule 3, there is fixation nut 4 fixed cutting ferrule 3 outside through threaded connection, sliding connection has bracing piece 5 in the stay tube 2, the fixed scale 6 that is provided with on the

bracing piece

5, 5 upper ends bolt and nut of bracing piece are connected with box 7, swing joint has box door 8 on the box 7, bolt and nut is connected with laser rangefinder sensor 10 on the box 7, the inside bolt and nut of box 7 is connected with wireless signal transmission module 11, bolt and nut is connected with alarm module 12 and support module 13 in the box 7, bolt and nut is connected with support frame 24 in the box 7, sliding connection has slide bar 9 on support frame 24, the welding has spring 25 on support frame 24, support module 13 is by support 14, reset spring 15, The alarm module 12 comprises a power module 18, an alarm 19, an indicator light 20, a support plate 21, a screw hole 22 and a lower end contact 23, the diameter of the lower end of the fixed cutting sleeve 3 is smaller than that of the upper end, the fixed cutting sleeve 3 comprises four sector plates, the diameter of the upper end of the fixed cutting sleeve is reduced through a fixed nut, so that the support rod is fixed, one end of the box door 8 is movably connected with the box body 7, the other end of the box door 8 is connected with the box body 7 through a lock body, the inside workpiece is conveniently installed and maintained through the arrangement of the box body door, a bolt and a nut at the right end of the sliding rod 9 are connected with a baffle, a bolt and a nut at the left end of the sliding rod 9 are connected with a limiting block, the sliding rod 9 is connected with the box body 7 in a sliding manner, and a clamping ring is welded, the clamp ring is welded with the spring 25, a baffle at the right end of the sliding rod is directly contacted with a measuring point, when drum-shaped deflection occurs, the baffle extrudes the sliding rod to slide along the box body and the supporting frame, the supporting module 13 is provided with the bracket 14, the bracket 14 is welded with the box body 7, the bracket 14 is welded with the reset spring 15, the other end of the reset spring 15 is welded with the connecting block 16, a bolt and nut between the connecting block 16 and the bracket 14 is connected with a telescopic rod, the bolt and nut on the connecting block 16 is connected with the upper end contact 17, the connecting block 16 and the upper end contact 17 are subjected to insulation treatment, the reset spring plays a role of supporting the connecting block and the bracket, the bolt and nut on the box body 7 is connected with the power module 18, the bolt and nut on the box body 7 is connected with the alarm 19, the bolt and nut on the, the device is characterized in that a plurality of screw holes 22 with the same specification are fixedly arranged on the supporting plate 21, a lower end contact 23 is connected to the supporting plate 21 through bolts, a power supply module plays a role of providing electric energy for an alarm and an indicator light, the indicator light and the alarm are connected with the power supply module in series through a wire, an upper end contact and a lower end contact are equivalent to a switch, the position of the lower end contact on the supporting plate can be adjusted according to a drum-shaped displacement critical value, and the device is suitable for monitoring the deformation displacement of different foundation pits, the power supply module 18 is electrically connected with the upper end contact 17, the power supply module 18 is electrically connected with the alarm 19, the alarm 19 is connected with the indicator light 20 through a wire, the indicator light 20 is connected with the lower end contact 23 through a wire, and the power supply module 18 is electrically connected with the wireless signal, the wireless signal transmission module 11 passes through electric connection with laser rangefinder sensor 10, wireless signal transmission module 11 is connected with remote server through radio signal, and laser rangefinder sensor plays the deformation displacement volume of real-time detection cydariform morphism position point to transmit for remote server through radio signal transmission module, play real time monitoring's effect, when reaching the critical point, the slide bar promotes the connecting block motion, makes the upper end contact on the connecting block be connected with the lower extreme contact, realizes alarm and pilot lamp work, sends the alarm sound.

The utility model discloses a theory of operation does: obtaining a theoretical drum-shaped displacement point according to a drum-shaped displacement principle, adjusting the height according to the height of the drum-shaped displacement point, reversely rotating the fixing nut 4 to enable the fixing nut 4 to move downwards along the fixing sleeve 3, and enabling the supporting rod 5 to slide along the supporting tube 2, adjusting the height according to the graduated scale 6, and clamping and fixing the sleeve 3 through the normally rotating fixing nut 4, and finally adjusting the height, and simultaneously adjusting the position of the lower end contact 23 on the supporting plate 21 according to a maximum drum-shaped displacement theoretical displacement critical value, so as to adjust the distance between the lower end contact 23 and the upper end contact 17, thereby adjusting the moving range of the sliding rod 9, detecting the real-time displacement of the drum-shaped displacement monitoring point in real time by the laser detection sensor 10, transmitting a signal to a remote server through the wireless signal transmission module 11, realizing the real-time detection function, and simultaneously enabling the right, when the foundation pit takes place to warp the displacement, can extrude slide bar 9 and remove along box 7 and support frame 24, when reacing the critical point, slide bar 9 extrusion connecting block 16 motion for upper end contact 17 on the connecting block 16 and lower extreme contact 23 direct contact realize the effect of switch-on circuit, and alarm 19 sends out the police dispatch newspaper, realizes the effect of on-the-spot warning, improves monitoring efficiency and rate of accuracy.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a survey foundation ditch deformation displacement's device, includes base (1), its characterized in that: the welding has the stay tube (2) on base (1), the welding has fixed cutting ferrule (3) in stay tube (2) upper end, there is fixation nut (4) outside fixed cutting ferrule (3) through threaded connection, sliding connection has bracing piece (5) in stay tube (2), fixedly on bracing piece (5) is provided with scale (6), bolt and nut on bracing piece (5) is connected with box (7), swing joint has box door (8) on box (7), bolt and nut on box (7) is connected with laser range finding sensor (10), bolt and nut inside box (7) is connected with wireless signal transmission module (11), bolt and nut in box (7) is connected with alarm module (12) and support module (13), bolt and nut in box (7) is connected with support frame (24), sliding connection has slide bar (9) on support frame (24), the welding has spring (25) on support frame (24), support module (13) comprise support (14), reset spring (15), connecting block (16) and upper end contact (17), alarm module (12) comprise power module (18), alarm (19), pilot lamp (20), backup pad (21), screw (22) and lower extreme contact (23).

2. The device for measuring the deformation and displacement of the foundation pit according to claim 1, wherein: the diameter of the lower end of the fixed clamping sleeve (3) is smaller than that of the upper end of the fixed clamping sleeve, and the fixed clamping sleeve (3) is composed of four fan-shaped plates.

3. The device for measuring the deformation and displacement of the foundation pit according to claim 1, wherein: one end of the box body door (8) is movably connected with the box body (7), and the other end of the box body door (8) is connected with the box body (7) through a lock body.

4. The device for measuring the deformation and displacement of the foundation pit according to claim 1, wherein: slide bar (9) right-hand member bolt and nut is connected with the baffle, slide bar (9) left end bolt and nut is connected with the stopper, slide bar (9) are sliding connection with box (7), the welding has the snap ring on slide bar (9), snap ring and spring (25) welded connection.

5. The device for measuring the deformation and displacement of the foundation pit according to claim 1, wherein: support module (13) is last to be provided with support (14), support (14) and box (7) welded connection, the welding has reset spring (15) on support (14), reset spring (15) other end welding has connecting block (16), bolt and nut is connected with the telescopic link between connecting block (16) and support (14), bolt and nut is connected with upper end contact (17) on connecting block (16), insulation processing is done with upper end contact (17) in connecting block (16).

6. The device for measuring the deformation and displacement of the foundation pit according to claim 1, wherein: bolt and nut is connected with power module (18) on box (7), bolt and nut is connected with alarm (19) on box (7), bolt and nut is connected with pilot lamp (20) on box (7), bolt and nut is connected with backup pad (21) on box (7), fixed screw (22) that are provided with the same of a plurality of specification on backup pad (21), there is lower extreme contact (23) through bolted connection on backup pad (21).

7. The device for measuring the deformation and displacement of the foundation pit according to claim 1, wherein: power module (18) and upper end contact (17) are through electric connection, power module (18) and alarm (19) are through electric connection, alarm (19) are connected through the wire with pilot lamp (20), pilot lamp (20) are connected through the wire with lower extreme contact (23), power module (18) and wireless signal transmission module (11) and laser rangefinder sensor (10) are through electric connection, wireless signal transmission module (11) are connected with remote server through radio signal.