Pile foundation hole depth measuring device

Abstract

The utility model discloses a pile foundation hole depth measuring device, particularly relates to the technical field of hole depth measurement, and comprises a base, and the top of the base is provided with a measuring assembly used for measuring the depth of a pile foundation hole; a reinforcing assembly for ensuring the measurement accuracy is arranged outside the measurement assembly; the reinforcing assembly comprises a movable cavity and an opening which are communicated with each other, the movable cavity is formed in the top of the opening, a movable seat is arranged in the movable cavity, and a movable plate is mounted at the bottom of the movable seat. When the balancing weight completely falls into the pile foundation pit, the balancing weight moves relative to the movable plate, so that the movable plate can extrude and push the movable seat to be in contact with the light touch switch, and the light touch switch starts the warning lamp to flicker, so that a worker can be informed of landing information of the balancing weight in time; the situation that the measuring rope is parked when the balancing weight does not fall to the ground or the measuring rope continues to be released when the balancing weight falls to the ground is avoided, and therefore the accuracy of measuring the depth of the pile foundation pit can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hole depth measurement, in particular to a pile foundation hole depth measurement device. Background Art

[0002] The foundation pile hole is a hole for pouring concrete piles to reinforce the underground foundation and improve the bearing capacity and earthquake resistance of the building foundation. After the foundation pile hole is drilled, a steel cage is put into the hole and then concrete is poured. After the concrete is consolidated, it becomes a foundation pile in close contact with the surrounding soil layer. In order to understand the bearing capacity of the foundation pile, it is necessary to measure the depth of the pile foundation hole.

[0003] As shown in the application document with the prior art publication number CN217687033U, it includes a bottom box and a cable, both sides of the top of the bottom box are fixedly connected with brackets, the tops of the two brackets are respectively provided with a winding wheel and a guide wheel, the surfaces of the winding wheel and the guide wheel are connected through cable transmission, the top of the inner cavity of the bottom box is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a threaded rod. This technical solution drives the threaded rod to rotate by starting the motor, and due to the setting of the guide rod, the legs can be guided and moved, and the threaded sleeve is embedded in the movable plate, so that when the threaded rod rotates in the threaded sleeve, it can drive the movable plate to move downward, and then push the moving wheel to move downward until it contacts the ground, so that it is convenient for the user to move the device to the pile foundation hole, and then the winding wheel is rotated in the opposite direction. At this time, the cable is driven by the gravity block and descends into the pile foundation hole, so that the hole depth can be measured.

[0004] However, the staff in the above technical solution cannot get timely feedback from the gravity block, so the cable continues to be released when the gravity block falls into the pile foundation pit, or the cable stops releasing when the gravity block has not completely fallen into the pile foundation pit, which affects the accuracy of the staff's measurement of the depth of the pile foundation pit. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a pile foundation hole depth measuring device, through the relative movement of the counterweight block and the movable plate when the counterweight block is completely dropped into the pile foundation pit, the movable plate can squeeze and push the movable seat to contact the touch switch, and the touch switch will then start the warning light to flash, so that the staff can be informed of the landing information of the counterweight block in time, avoiding the situation where the measuring rope stops when the counterweight block has not landed or the measuring rope continues to be released when the counterweight block has landed, thereby improving the accuracy of measuring the depth of the pile foundation pit to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pile foundation hole depth measuring device, comprising a base, the top of which is provided with a measuring component for measuring the pile foundation hole depth;

[0007] The measuring component is provided with a reinforcing component outside to ensure the measurement accuracy;

[0008] The reinforcing component comprises a connected movable cavity and an opening, wherein the movable cavity is arranged at the top of the opening, a movable seat is arranged inside the movable cavity, a movable plate is installed at the bottom of the movable seat, the bottom of the movable plate passes through the opening and extends to the bottom of the opening, a touch switch is arranged at the top of the movable seat, and the touch switch is installed at the top of the inner cavity of the movable cavity;

[0009] A plurality of spaced pillars are installed on the top of the movable cavity, the bottom ends of the pillars penetrate the movable seat and are fixed to the bottom of the movable cavity, a spring is sleeved on the top of the pillars, and the bottom end of the spring is in contact with the top of the movable seat;

[0010] A controller and a warning light are arranged on the rear side of the movable seat, and the warning light is arranged on the front side of the controller.

[0011] In a preferred embodiment, the measuring component includes two support plates distributed at intervals, both support plates are installed on the top of the base, a winding wheel is provided between the two support plates, both ends of the winding wheel are movably connected to the two support plates through a rotating shaft, a measuring rope is wrapped around the outside of the winding wheel, and a counterweight block is installed at the bottom of the front end of the measuring rope; the movable cavity and the opening are both opened on the counterweight block, and the movable seat, movable plate, pillar, spring and touch switch are all arranged inside the counterweight block.

[0012] In a preferred embodiment, a support seat is installed on one side of one of the support plates away from the winding wheel, a motor is installed on the top of the support seat, and an output shaft of the motor passes through the support seat and is fixed to the winding wheel.

[0013] In a preferred embodiment, two spaced-apart fixing plates are installed on the top of the front end of the base, two guide wheels spaced-apart up and down are provided between the two fixing plates, both ends of the two guide wheels are movably connected to the two fixing plates respectively through rotating shafts, and the measuring rope is provided between the two guide wheels.

[0014] In a preferred embodiment, a mounting bracket is installed on the top of the rear end of the base, the cross-section of the mounting bracket is set to be L-shaped, and the controller and the warning light are both installed on the top of the mounting bracket.

[0015] In a preferred embodiment, a plurality of self-locking wheels are installed at the bottom of the base, and the plurality of self-locking wheels are evenly spaced apart.

[0016] In a preferred embodiment, a push handle is provided at the rear side of the base, and two spaced-apart connecting columns are installed at the front side of the push handle, and the front end of the connecting columns is fixed to the top of the rear end of the base.

[0017] Technical effects and advantages of the utility model:

[0018] When the counterweight block completely falls into the pile foundation pit, the relative movement with the movable plate allows the movable plate to squeeze and push the movable seat to contact the touch switch, which in turn starts the warning light flashing, thereby promptly informing the staff of the landing information of the counterweight block, avoiding the situation where the measuring rope stops when the counterweight block has not landed or the measuring rope continues to be lowered when the counterweight block has landed, thereby improving the accuracy of measuring the depth of the pile foundation pit. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a side view of the base of the utility model;

[0021] Figure 3 This is a front view of the counterweight block of the utility model;

[0022] Figure 4 This is a cross-sectional view of the counterweight block of the utility model;

[0023] Figure 5 It is a cross-sectional view of the active cavity of the utility model.

[0024] The accompanying drawings are marked as follows: 1. base; 2. movable cavity; 3. opening; 4. movable seat; 5. touch switch; 6. pillar; 7. spring; 8. controller; 9. warning light; 10. support plate; 11. winding wheel; 12. measuring rope; 13. counterweight; 14. support seat; 15. motor; 16. fixing plate; 17. guide wheel; 18. mounting bracket; 19. self-locking wheel; 20. push handle; 21. connecting column; 22. movable plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Refer to the instruction manual Figure 1-5 The utility model provides a pile foundation hole depth measuring device, comprising a base 1, wherein a measuring component for measuring the pile foundation hole depth is arranged on the top of the base 1;

[0027] like Figure 1-3As shown, the measuring assembly includes two support plates 10 distributed at intervals, the two support plates 10 are both installed on the top of the base 1, a winding wheel 11 is provided between the two support plates 10, both ends of the winding wheel 11 are movably connected to the two support plates 10 through a rotating shaft, a measuring rope 12 is wound around the outside of the winding wheel 11, and a counterweight 13 is installed at the bottom of the front end of the measuring rope 12; the movable cavity 2 and the opening 3 are both opened on the counterweight 13, and the movable seat 4, the movable plate 22, the pillar 6, the spring 7 and the touch switch 5 are all arranged on the counterweight 1 3, the winding wheel 11 rotates to release the measuring rope 12 to gradually place the counterweight 13 into the pile foundation pit, so as to achieve the effect of measuring the depth of the pile foundation pit. A support seat 14 is installed on the side of one of the support plates 10 away from the winding wheel 11. A motor 15 is installed on the top of the support seat 14. The output shaft of the motor 15 passes through the support seat 14 and is fixed to the winding wheel 11. The motor 15 can be supported by the setting of the support seat 14 to ensure the stability of the winding wheel 11 when the output shaft of the motor 15 drives it to run.

[0028] like Figure 1 and 2 As shown, two fixed plates 16 are installed on the top of the front end of the base 1, and two guide wheels 17 are arranged between the two fixed plates 16, and the two ends of the two guide wheels 17 are movably connected to the two fixed plates 16 through rotating shafts. The measuring rope 12 is arranged between the two guide wheels 17. Through the setting of the two guide wheels 17, the movement of the measuring rope 12 can be limited and fixed to ensure the stability of the measuring rope 12 during movement.

[0029] In order to enable the staff to timely understand the information that the counterweight block has fallen into the pile foundation pit, a reinforcement component for ensuring the measurement accuracy is provided outside the measuring component;

[0030] like Figure 3-5 As shown, the reinforcement component includes a connected active cavity 2 and an opening 3, the active cavity 2 is arranged at the top of the opening 3, a movable seat 4 is arranged inside the active cavity 2, a movable plate 22 is installed at the bottom of the movable seat 4, the bottom of the movable plate 22 passes through the opening 3 and extends to the bottom of the opening 3, a touch switch 5 is arranged on the top of the active seat 4, and the touch switch 5 is installed on the top of the inner cavity of the active cavity 2; a plurality of spaced pillars 6 are installed on the top of the inner cavity of the active cavity 2, the bottom end of the pillar 6 passes through the movable seat 4 and is fixed to the bottom of the inner cavity of the active cavity 2, a spring 7 is sleeved on the outside of the top end of the pillar 6, and the bottom end of the spring 7 is in contact with the top of the movable seat 4; a controller 8 and a warning light 9 are provided on the rear side of the movable seat 4, and the warning light 9 is provided on the front side of the controller 8.

[0031] like Figure 2As shown, a mounting bracket 18 is installed on the top of the rear end of the base 1, and the cross-section of the mounting bracket 18 is set to be L-shaped. The controller 8 and the warning light 9 are both installed on the top of the mounting bracket 18. Through the setting of the mounting bracket 18, it is convenient to support and fix the controller 8 and the warning light 9, thereby ensuring the stability of the controller 8 and the warning light 9.

[0032] like Figure 1 and 2 As shown, a plurality of self-locking wheels 19 are installed at the bottom of the base 1, and the plurality of self-locking wheels 19 are evenly spaced apart. The support of the base 1 by the plurality of self-locking wheels 19 can facilitate the staff to push the base 1 to move. A push handle 20 is provided on the rear side of the base 1, and two spaced apart connecting columns 21 are installed on the front side of the push handle 20. The front end of the connecting column 21 is fixed to the top of the rear end of the base 1. Through the setting of the push plate, the staff can operate the push handle 20 to move the base 1, thereby improving the convenience of the staff in pushing the utility model.

[0033] First, the staff operates the push handle 20 to move the base 1 supported by the self-locking wheel 19 to the pile foundation pit, and then operates the controller 8 to drive the motor 15 to drive the winding wheel 11 to rotate, so as to release the measuring rope 12 and gradually place the counterweight 13 into the pile foundation pit. When the counterweight 13 falls to the bottom of the pile foundation pit, the movable plate 22 and the counterweight 13 move relative to each other and squeeze and push the movable seat 4 to move up and contact the touch switch 5. The touch switch 5 then starts the warning light 9 to flash, so as to inform the staff that the counterweight 13 has completely fallen to the bottom of the pile foundation pit, so as to avoid the measuring rope 12 being still released when the counterweight 13 falls into the pile foundation pit or the measuring rope 12 stops being released when the counterweight 13 sinks into the pile foundation pit, which will affect the accuracy of the staff in measuring the depth of the pile foundation pit.

[0034] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A pile foundation hole depth measuring device, comprising a base (1), characterized in that: The top of the base (1) is provided with a measuring component for measuring the depth of the pile foundation hole; The measuring component is provided with a reinforcing component outside to ensure the measurement accuracy; The reinforcing component comprises a movable cavity (2) and an opening (3) which are connected to each other, the movable cavity (2) being arranged at the top of the opening (3), a movable seat (4) being arranged inside the movable cavity (2), a movable plate (22) being arranged at the bottom of the movable seat (4), the bottom of the movable plate (22) passing through the opening (3) and extending to the bottom of the opening (3), a light touch switch (5) being arranged at the top of the movable seat (4), and the light touch switch (5) being arranged at the top of the inner cavity of the movable cavity (2); A plurality of spaced-apart pillars (6) are installed at the top of the inner cavity of the movable cavity (2); the bottom ends of the pillars (6) penetrate the movable seat (4) and are fixed to the bottom of the inner cavity of the movable cavity (2); a spring (7) is sleeved on the outside of the top end of the pillars (6); the bottom end of the spring (7) is in contact with the top of the movable seat (4); A controller (8) and a warning light (9) are provided on the rear side of the movable seat (4), and the warning light (9) is provided on the front side of the controller (8).

2. A pile foundation hole depth measuring device according to claim 1, characterized in that: The measuring assembly comprises two support plates (10) arranged at intervals, the two support plates (10) being mounted on the top of the base (1), a winding wheel (11) being arranged between the two support plates (10), both ends of the winding wheel (11) being movably connected to the two support plates (10) via a rotating shaft, a measuring rope (12) being wound around the outside of the winding wheel (11), and a counterweight (13) being mounted at the bottom of the front end of the measuring rope (12); The movable cavity (2) and the opening (3) are both provided on the counterweight (13), and the movable seat (4), the movable plate (22), the support (6), the spring (7) and the touch switch (5) are all arranged inside the counterweight (13).

3. A pile foundation hole depth measuring device according to claim 2, characterized in that: A support seat (14) is installed on one side of one of the support plates (10) away from the winding wheel (11), a motor (15) is installed on the top of the support seat (14), and an output shaft of the motor (15) passes through the support seat (14) and is fixed to the winding wheel (11).

4. A pile foundation hole depth measuring device according to claim 2, characterized in that: Two fixed plates (16) are installed at a distance from each other at the top of the front end of the base (1), two guide wheels (17) are arranged between the two fixed plates (16) at a distance from each other, and both ends of the two guide wheels (17) are movably connected to the two fixed plates (16) through rotating shafts, and the measuring rope (12) is arranged between the two guide wheels (17).

5. A pile foundation hole depth measuring device according to claim 1, characterized in that: A mounting bracket (18) is installed on the top of the rear end of the base (1); the cross section of the mounting bracket (18) is set to be L-shaped, and the controller (8) and the warning light (9) are both installed on the top of the mounting bracket (18).

6. A pile foundation hole depth measuring device according to claim 1, characterized in that: A plurality of self-locking wheels (19) are installed at the bottom of the base (1), and the plurality of self-locking wheels (19) are evenly spaced and distributed.

7. A pile foundation hole depth measuring device according to claim 1, characterized in that: A push handle (20) is provided on the rear side of the base (1), and two spaced-apart connecting columns (21) are installed on the front side of the push handle (20), wherein the front end of the connecting column (21) is fixed to the top of the rear end of the base (1).

Images