CN217738137U - Depth measuring device for foundation pit detection - Google Patents

Abstract

The utility model discloses a depth measurement device for foundation ditch detection relates to foundation ditch detection technology field. The utility model discloses a detection case, clamp plate, detection case bottom center department is provided with the gravity piece, and the positive middle part of detection case inner wall rotates and is connected with the loose axle, and wind-up roll, worm wheel have been cup jointed respectively to the loose axle periphery, and the wind-up roll is outer around connecing wire rope. The utility model discloses a set up the peripheral wiring wire rope of wind-up roll, wire rope and gravity piece top fixed connection, be connected through the damping spring transmission between gravity piece and the clamp plate, and the gravity piece is located same straight line with spacing hole, make gravity piece transmission clamp plate can coil the back in the wind-up roll periphery through wire rope, accomodate clamp plate and gravity piece to the detection case in, be convenient for to the protection of gravity piece top distance sensor and gravity piece and clamp plate junction pressure sensor, conveniently carry in the open air.

Description

Depth measuring device for foundation pit detection

Technical Field

The utility model belongs to the technical field of the foundation ditch detects, especially, relate to a depth measurement device is used in foundation ditch detection.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the size of the plane of the foundation, and the large foundation pit even adopts the methods of interlocking of an underground continuous wall and a column type cast-in-situ bored pile and the like to prevent the outside soil layer from collapsing; the method has no influence on nearby buildings, can reduce the underground water level by a well point method, adopts slope-setting open cut, is mainly used for bearing platforms, bridge abutments and foundation expansion construction, generally divided into two types of no support and support, and needs to measure the depth of a drilled foundation pit through equipment so as to match with the expected building engineering size, but still has the following defects in practical use:

1. the existing foundation pit depth detection device is single in structure and function, needs multiple persons to cooperate to complete depth detection, is inconvenient to operate, and is easy to touch the inner wall of a foundation pit during measurement, so that certain errors exist in measured data;

2. the existing foundation pit depth detection device is inconvenient to carry outdoors, and certain limitation exists when different outdoor scenes are applied.

Therefore, the existing depth measuring device for detecting the foundation pit cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a depth measurement device is used in foundation ditch detection has solved current foundation ditch depth measurement device and has not been convenient for operate, touches with the foundation ditch inner wall easily when measuring, leads to measured data to have an error, and the outdoor problem of carrying of being not convenient for.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a foundation ditch detects uses degree of depth measuring device, including detection case, clamp plate, detection case bottom center department is provided with the gravity piece, gravity piece bottom transmission is connected with the clamp plate, detection case inner wall one side fixed mounting has driving motor, driving motor power take off end passes through the circular stock of shaft coupling fixedly connected with, the scroll has been cup jointed at the peripheral middle part of circular stock, detection case inner wall openly middle part is rotated and is connected with the loose axle, wind-up roll, worm wheel have been cup jointed respectively to the loose axle periphery, the peripheral round-up of wind-up roll has wire rope.

Further, the fixedly connected with handle of detection case top center department, four inner corners department of detection case bottom all rotate and are connected with the bracing piece, the constant head tank has all been seted up near four inner corners department to the detection case bottom surface, detection case bottom surface center department runs through and has seted up spacing hole.

Furthermore, the supporting rod is rotatably connected to one end of the inner wall of the positioning groove, the supporting rod is in clearance fit with the inner wall of the positioning groove, and a tapered thread groove is formed in the bottom end of the supporting rod.

Furthermore, the gravity block is of a conical structure, a pressure sensor is fixedly mounted at the joint of the gravity block and the pressure plate, a distance sensor is fixedly mounted on the top surface of the gravity block, and the distance sensor and the pressure sensor are controlled by a PLC.

Furthermore, the movable shaft and the round long rod are of a cross structure, and the outer edge of the worm pipe is meshed with the outer edge of the worm wheel.

Furthermore, the bottom end of the steel wire rope is fixedly connected with the top of the gravity block, the limiting hole and the steel wire rope are located on the same straight line and on the same vertical plane, and the pressing plate is in clearance fit with the inner wall of the limiting hole.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the peripheral wiring wire rope of wind-up roll, wire rope and gravity piece top fixed connection, be connected through the damping spring transmission between gravity piece and the clamp plate, and gravity piece and spacing hole site are on the same straight line, make gravity piece transmission clamp plate can coil the back in the wind-up roll periphery through wire rope, accomodate clamp plate and gravity piece to the detection case in, be convenient for to gravity piece top distance sensor and gravity piece and clamp plate junction pressure sensor's protection, conveniently carry in the open air, the problem of carrying in the open air of being not convenient for of current foundation ditch degree of depth detection device has been solved.

2. The utility model discloses a set up driving motor and drive circular stock and rotate, and circular stock outlying worm pipe is outer along with the peripheral worm wheel meshing of loose axle, thereby realized that driving motor control worm wheel rotates inside the detection case, drive the rolling of wind-up roll to wire rope, when measuring foundation ditch depth, wind-up roll anticlockwise rotates, make wire rope and the gravity piece of the other end descend perpendicularly in foundation ditch center department, when clamp plate and foundation ditch inner wall bottom contact, the gravity piece passes through the damping spring driving chain and connects, produce pressure to the clamp plate, avoided traditional clamp plate to touch with the foundation ditch inner wall easily, cause the reading data to appear the deviation, finally, pressure sensor records high data through PLC control distance sensor, record in data transmission to microcomputer again, realized this foundation ditch depth detection's quick, it is convenient, the current foundation ditch depth detection device of having solved is not convenient for operation, easy and foundation ditch inner wall touching when measuring, lead to the problem that measured data has the error.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the present invention;

fig. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

In the drawings, the reference numbers indicate the following list of parts:

1. a detection box; 2. a support bar; 3. a gravity block; 4. pressing a plate; 5. a limiting hole; 6. a drive motor; 7. a round long rod; 8. a worm pipe; 9. a movable shaft; 10. a wind-up roll; 11. a worm gear; 12. a wire rope; 101. a handle; 201. and (6) positioning a groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Referring to fig. 1-4, the utility model relates to a depth measuring device for foundation pit detection, which comprises a detection box 1 and a pressing plate 4, wherein a gravity block 3 is arranged at the center of the bottom of the detection box 1, the bottom end of the gravity block 3 is connected with the pressing plate 4 in a transmission way, a driving motor 6 is fixedly arranged on one side of the inner wall of the detection box 1, and the power output end of the driving motor 6 is fixedly connected with a round long rod 7 through a coupler;

the middle part of the periphery of the round long rod 7 is sleeved with a worm pipe 8, the middle part of the front surface of the inner wall of the detection box 1 is rotatably connected with a movable shaft 9, the periphery of the movable shaft 9 is respectively sleeved with a winding roller 10 and a worm wheel 11, and the periphery of the winding roller 10 is wound and connected with a steel wire rope 12.

Wherein, 1 top center department fixedly connected with handle 101 of detection case, 1 bottom four inner corners department of detection case all rotate and be connected with bracing piece 2, 1 bottom surface of detection case is close to four inner corners department and has all seted up constant head tank 201, 1 bottom surface center department of detection case runs through and has seted up spacing hole 5, 2 rotation of bracing piece are connected in constant head tank 201 inner wall one end, and bracing piece 2 is clearance fit with constant head tank 201 inner wall, the toper thread groove has been seted up to 2 bottoms of bracing piece, gravity piece 3 is the toper structure, gravity piece 3 and 4 junction fixed mounting of clamp plate have pressure sensor, 3 top face fixed mounting of gravity piece has distance sensor, and through PLC control between distance sensor and the pressure sensor.

Wherein, loose axle 9 is the cruciform structure with circular stock 7, and 8 outer edges of worm pipe and 11 outer edges of worm wheel intermeshing, 12 bottom and the 3 top fixed connection of gravity piece of wire rope, gravity piece 3, spacing hole 5, wire rope 12 are located same straight line, on the same perpendicular plane, and clamp plate 4 is clearance fit with 5 inner walls in spacing hole.

As shown in fig. 1 and fig. 2, a steel wire rope 12 is wound on the periphery of a wind-up roll 10, the steel wire rope 12 is fixedly connected with the top of a gravity block 3, the gravity block 3 is connected with a pressure plate 4 through a damping spring in a transmission manner, and the gravity block 3 and a limiting hole 5 are positioned on the same straight line, so that the pressure plate 4 is driven by the gravity block 3 to be coiled on the periphery of the wind-up roll 10 through the steel wire rope 12, the pressure plate 4 and the gravity block 3 are accommodated in a detection box 1, a distance sensor at the top of the gravity block 3 and a pressure sensor at the joint of the gravity block 3 and the pressure plate 4 are protected conveniently, and the outdoor carrying is facilitated.

As shown in fig. 3 and 4, a microcomputer is fixedly installed at one end of the inner wall of the detection box 1, the round long rod 7 is driven to rotate by the driving motor 6, the outer edge of a worm pipe 8 at the periphery of the round long rod 7 is meshed with a worm wheel 11 at the periphery of the movable shaft 9, so that the worm wheel 11 is controlled by the driving motor 6 to rotate inside the detection box 1, the winding roller 10 is driven to wind the steel wire rope 12, when the depth of the foundation pit is measured, the winding roller 10 rotates anticlockwise, the steel wire rope 12 and the gravity block 3 at the other end vertically descend at the center of the foundation pit, when the pressing plate 4 is contacted with the bottom of the inner wall of the foundation pit, the gravity block 3 is connected through a damping spring transmission chain, pressure is generated on the pressing plate 4, the problem that the traditional pressing plate 4 is easily contacted with the inner wall of the foundation pit to cause deviation of reading data is avoided, finally, the pressure sensor records height data through the PLC control distance sensor, and transmits the data to the microcomputer to record, and the detection of the depth of the foundation pit is fast and convenient and fast.

The working principle is as follows: when the depth of the foundation pit is detected, the detection box 1 is firstly placed at the middle position of the top of the foundation pit, four support rods 2 at the bottom are vertically rotated from the positioning groove 201, the support rods are embedded into the ground through the tapered thread grooves and fixed, then the drive motor 6 drives the round long rod 7 to rotate, the outer edge of the worm pipe 8 at the periphery of the round long rod 7 is meshed with the worm wheel 11 at the periphery of the movable shaft 9, so that the drive motor 6 controls the worm wheel 11 to rotate inside the detection box 1, the winding roller 10 is driven to wind the steel wire rope 12, when the depth of the foundation pit is measured, the winding roller 10 rotates anticlockwise, the steel wire rope 12 and the gravity block 3 at the other end are vertically descended at the center of the foundation pit, when the pressing plate 4 is contacted with the bottom of the inner wall of the foundation pit, the gravity block 3 is connected through a damping spring transmission chain, pressure is generated on the pressing plate 4, the traditional pressing plate 4 is prevented from being easily contacted with the inner wall of the foundation pit, deviation of data reading is caused, finally, the pressure sensor records the height data through the PLC control distance sensor, and the data are transmitted to the microcomputer, and the rapid and convenience in the depth detection is realized.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, and any modifications to the technical solutions recorded in the foregoing embodiments, and equivalent replacements to some of the technical features thereof, and any modifications, equivalent replacements, and improvements made belong to the protection scope of the present invention.

Claims (6)

1. The utility model provides a foundation ditch detects uses degree of depth measuring device, includes detection case (1), clamp plate (4), its characterized in that, detection case (1) bottom center department is provided with gravity piece (3), gravity piece (3) bottom transmission is connected with clamp plate (4), detection case (1) inner wall one side fixed mounting has driving motor (6), driving motor (6) power take off end passes through the circular stock (7) of shaft coupling fixedly connected with, scroll (8) have been cup jointed in the peripheral middle part of circular stock (7), detection case (1) inner wall openly middle part is rotated and is connected with loose axle (9), wind-up roll (10), worm wheel (11) have been cup jointed respectively to loose axle (9) periphery, wind-up roll (10) periphery is around having connect wire rope (12).

2. The depth measuring device for foundation pit detection according to claim 1, wherein a handle (101) is fixedly connected to the center of the top of the detection box (1), the support rods (2) are rotatably connected to four inner corners of the bottom of the detection box (1), positioning grooves (201) are formed in the bottom surface of the detection box (1) close to the four inner corners, and a limiting hole (5) penetrates through the center of the bottom surface of the detection box (1).

3. The depth measuring device for foundation pit detection according to claim 2, wherein the support rod (2) is rotatably connected to one end of the inner wall of the positioning groove (201), the support rod (2) is in clearance fit with the inner wall of the positioning groove (201), and a tapered thread groove is formed at the bottom end of the support rod (2).

4. The depth measuring device for foundation pit detection according to claim 3, wherein the gravity block (3) is of a conical structure, a pressure sensor is fixedly mounted at the joint of the gravity block (3) and the pressure plate (4), a distance sensor is fixedly mounted on the top surface of the gravity block (3), and the distance sensor and the pressure sensor are controlled by a PLC.

5. The depth measuring device for foundation pit detection according to claim 4, wherein the movable shaft (9) and the long circular rod (7) are in a cross-shaped structure, and the outer edge of the worm pipe (8) is meshed with the outer edge of the worm wheel (11).

6. The depth measuring device for foundation pit detection according to claim 5, wherein the bottom end of the steel wire rope (12) is fixedly connected with the top of the gravity block (3), the limiting hole (5) and the steel wire rope (12) are located on the same straight line and the same vertical plane, and the pressing plate (4) is in clearance fit with the inner wall of the limiting hole (5).

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