CN220301304U - A device for measuring foundation bearing capacity - Google Patents

Abstract

The utility model discloses a foundation bearing capacity measuring device which comprises a supporting frame, a probe rod and a guide rod. This foundation bearing capacity measuring device, top surface one side fixedly connected with support frame of bottom plate, one side of support frame is equipped with the probe rod, be equipped with the guide arm on the probe rod, the top cover slip cap of guide arm is equipped with the bulb, the outside cover of bulb is equipped with the ball seat rather than looks adaptation, ball seat and support frame fixed connection, be equipped with first hand screw bolt on the ball seat, be equipped with the screw hole that is used for first hand screw bolt threaded connection on the ball seat, first hand screw bolt threaded connection is at threaded hole and support on the bulb, the cover is equipped with the weight rather than looks adaptation on the guide arm, fixed mounting has the handle on the weight, the bottom threaded connection of probe rod has the toper probe, the bottom of probe rod is equipped with the external screw thread, through supporting the guide arm through the bulb, avoid needing the problem that the staff supported, only need lift the weight can carry out survey operation, thereby can single operation, the convenience of operation has been improved.

Description

A device for measuring foundation bearing capacity

Technical field

The utility model relates to the technical field of bearing capacity measurement, specifically a foundation bearing capacity measuring device.

Background technique

The bearing capacity of the foundation is the bearing potential exerted by the unit area of the foundation soil as the load increases. Under the action of the load, the foundation will deform. As the load increases, the deformation of the foundation gradually increases. In the initial stage, the stress in the foundation soil is elastic. In equilibrium state, it has safe bearing capacity. When the load increases to the point where the shear stress of a certain point in the foundation or each point in a small area on its plane in a certain direction reaches the shear strength of the soil, the point or each point in the small area will When shear failure occurs and the soil is in a limit equilibrium state, the stress in the soil will be redistributed.

In the process of measuring the bearing capacity of the foundation, the weight needs to be raised and lowered multiple times to measure the bearing capacity of the foundation. However, during use, someone needs to operate the weight and there is a supporting guide rod, which requires multiple people to operate, which is convenient. Therefore, a foundation bearing capacity measurement device is proposed to optimize the above technology.

Utility model content

The purpose of this utility model is to provide a foundation bearing capacity measuring device to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A foundation bearing capacity measuring device includes a bottom plate, a support frame is fixedly connected to one side of the top surface of the bottom plate, a probe rod is provided on one side of the support frame, a guide rod is provided on the probe rod, and the top cover of the guide rod slides The sleeve is provided with a ball head, and the outer sleeve of the ball head is provided with a matching ball seat. The ball seat is fixedly connected to the support frame. The ball seat is provided with a first hand-tightened bolt. The ball seat is provided with a first hand-tightened bolt. The threaded hole of the bolt thread connection, the first hand-tightened bolt is threaded in the threaded hole and against the ball head, the guide rod is equipped with a weight that matches it, and a handle is fixedly installed on the weight.

As a further solution of the present invention: the bottom end of the probe rod is threadedly connected with a tapered probe, the bottom end of the probe rod is provided with an external thread, the top end of the probe rod is fixedly connected with a threaded sleeve, and the threaded sleeve is connected to the outer surface of the bottom end of the probe rod. The threads match.

As a further solution of the present invention: the top end of the guide rod is provided with a limiting piece, the bottom end of the guide rod is inserted into the threaded sleeve and is threadedly connected with the threaded sleeve, and the bottom end of the guide rod is provided with an external thread.

As a further solution of the present invention: the base plate is provided with a notch corresponding to the bottom end of the probe rod, and the four corners of the bottom surface of the base plate are fixedly connected with plug cones, so that the base plate can be fixed by inserting the plug cones into the ground.

As a further solution of the present invention: the guide rod is also slidably connected to an adjusting seat, and the bottom surface of the adjusting seat is fixedly connected to a scale rod.

As a further solution of the present invention: a second hand-tightened bolt is provided on one side of the adjusting seat, and a threaded hole for the threaded connection of the second hand-tightened bolt is provided on the adjusting seat. The second hand-tightened bolt is threadedly connected to the thread. hole and against the guide rod.

Compared with the existing technology, the beneficial effects of this utility model are:

1. This utility model can support the guide rod through the ball head, avoiding the problem of requiring the support of staff. The measurement operation can be performed only by lifting the weight, so that it can be operated by a single person and improves the convenience of operation.

2. This utility model positions the vertical position of the guide rod through the cooperation of the ball head and the ball seat, making it convenient for the vertical installation of the guide rod and the probe rod.

3. This utility model cooperates with the external thread at the bottom end of the probe rod and the thread sleeve, so that more probe rods can be selected to extend the depth measurement.

4. This utility model facilitates the placement and fixation of the device through the setting of the insertion cone, and at the same time, through the setting of the gap, it is convenient for the probe rod to penetrate the bottom plate and be inserted into the ground.

5. This utility model can adjust the adjusting seat through the cooperation of the second hand-tightened bolt, and adjust the height with the scale rod, so that the lifting height of the weight is now limited, thereby facilitating the control of the lifting height and maintaining each time. Improve consistency.

Description of drawings

Figure 1 is a schematic structural diagram of a foundation bearing capacity measuring device.

Figure 2 is an enlarged view of A in a foundation bearing capacity measuring device.

Figure 3 is a front view of a foundation bearing capacity measuring device.

In the picture: 1. Bottom plate; 2. Support frame; 3. Probe rod; 4. Guide rod; 5. Ball head; 6. Ball seat; 7. First-hand tightening bolt; 8. Weight; 9. Handle; 10 , Conical probe; 11. Threaded sleeve; 12. Limiting piece; 13. Notch; 14. Insert cone; 15. Adjustment seat; 16. Scale rod; 17. Second hand-tightened bolt.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1 to 3. In an embodiment of the present invention, a foundation bearing capacity measuring device includes a bottom plate 1. A support frame 2 is fixedly connected to one side of the top surface of the bottom plate 1, and a probe rod is provided on one side of the support frame 2. 3. The probe rod 3 is provided with a guide rod 4. The top of the guide rod 4 is covered with a sliding sleeve and is provided with a ball head 5. The outer side of the ball head 5 is provided with a matching ball seat 6. The ball seat 6 and the supporting frame 2 is fixedly connected. The ball seat 6 is provided with a first hand-tightened bolt 7. The ball seat 6 is provided with a threaded hole for the threaded connection of the first hand-tightened bolt 7. The first hand-tightened bolt 7 is threadedly connected in the threaded hole and resists. On the ball head 5, the guide rod 4 is equipped with a matching weight 8, and a handle 9 is fixedly installed on the weight 8.

Therefore, the guide rod 4 can be supported through the ball head, avoiding the problem of requiring the support of staff. The measurement operation can be performed only by lifting the weight 8, so that it can be operated by a single person, which improves the convenience of operation.

The vertical position of the guide rod 4 is positioned through the cooperation of the ball head 5 and the ball seat 6, so as to facilitate the vertical installation of the guide rod 4 and the probe rod 3.

The bottom end of the probe rod 3 is threadedly connected with a tapered probe 10. The bottom end of the probe rod 3 is provided with an external thread. The top end of the probe rod 3 is fixedly connected with a threaded sleeve 11. The threaded sleeve 11 is suitable for the external thread at the bottom end of the probe rod 3. match.

Therefore, through the cooperation of the external thread at the bottom end of the probe rod 3 and the thread sleeve 11, more probe rods 3 can be selected to extend the depth measurement.

The top of the guide rod 4 is provided with a limiting piece 12, the bottom end of the guide rod 4 is inserted into the threaded sleeve 11 and is threadedly connected to the threaded sleeve 11, and the bottom end of the guide rod 4 is provided with an external thread.

The guide rod 4 can be suspended through the limiting piece 12 to facilitate automatic straightening under the action of gravity, and at the same time, it can be easily connected to the probe rod 3 under the action of the external thread at the bottom of the guide rod 4.

The bottom plate 1 is provided with a notch 13 corresponding to the bottom end of the probe rod 3. The four corners of the bottom surface of the bottom plate 1 are fixedly connected with plug cones 14, so that the plug cones 14 can be inserted into the ground to fix the bottom plate 1 conveniently.

The setting of the insertion cone 14 facilitates the placement and fixation of the device, and the setting of the notch 13 facilitates the insertion of the probe rod 3 through the base plate 1 into the ground.

The guide rod 4 is also slidably connected to an adjusting seat 15, and a scale rod 16 is fixedly connected to the bottom surface of the adjusting seat 15.

A second hand-tightened bolt 17 is provided on one side of the adjusting seat 15. A threaded hole for the threaded connection of the second hand-tightened bolt 17 is provided on the adjusting seat 15. The second hand-tightened bolt 17 is threadedly connected in the threaded hole and against the guide. Rod 4.

Therefore, the adjusting seat 15 can be adjusted through the cooperation of the second hand-tightened bolt 17, and the height can be adjusted in conjunction with the scale rod 16, so that the lifting height of the weight 8 is now limited, thereby facilitating the control of the lifting height and maintaining each time. Improve consistency.

The working principle of this utility model is:

When in use, the device is placed at a location where the foundation bearing capacity needs to be measured, and then inserted into the ground through the insert cone 14 to fix the base plate 1 to the ground. At this time, under the action of gravity, the guide rod 4 is between the ball head 5 and the ball seat 6 Automatically upright with the cooperation of The rod 3 is connected to the bottom end of the guide rod 4 through the cooperation of the threaded sleeve 11. During this process, the weight 8 is synchronously put on. At this time, the position of the adjustment seat 15 on the guide rod 4 can be adjusted through the cooperation of the scale rod 16, thereby Control the height of the weight 8 each time it is lifted. At this time, it is locked by the second hand-tightened bolt 17. At this time, the conical probe 10 is pressed against the ground under the action of gravity, and then the weight 8 is lifted and adjusted through the handle 9. The base 15 fits and then is naturally lowered. The weight 8 falls on the threaded sleeve 11 to drive the probe rod 3 to fall. The conical probe 10 is inserted into the ground and operated multiple times to measure the bearing capacity of the foundation. During this process, the probe rod can be measured. 3 itself is combined in multiple ways to form a longer probe rod 3 for detecting deeper soil layers.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent substitutions for some of the technical features. Within the spirit and principles of the present utility model, any modifications, equivalent substitutions, improvements, etc. shall be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a foundation bearing capacity survey device, includes bottom plate (1), its characterized in that: the utility model discloses a drilling machine, including bottom plate (1), top surface one side fixedly connected with support frame (2), one side of support frame (2) is equipped with probe rod (3), be equipped with guide arm (4) on probe rod (3), the top cover slip cap of guide arm (4) is equipped with bulb (5), the outside cover of bulb (5) is equipped with ball seat (6) rather than looks adaptation, ball seat (6) and support frame (2) fixed connection are equipped with first hand screw bolt (7) on ball seat (6), the cover is equipped with weight (8) rather than looks adaptation on guide arm (4), fixed mounting has handle (9) on weight (8).

2. The foundation load bearing capacity measuring device according to claim 1, wherein: the bottom thread of probe rod (3) is connected with toper probe (10), and the top fixedly connected with thread bush (11) of probe rod (3).

3. The foundation load bearing capacity measuring device according to claim 2, wherein: the top end of the guide rod (4) is provided with a limiting piece (12), and the bottom end of the guide rod (4) is inserted into the thread bush (11) and is in threaded connection with the thread bush (11).

4. The foundation load bearing capacity measuring device according to claim 1, wherein: the bottom of the bottom plate (1) corresponding to the probe rod (3) is provided with a notch (13), and four corners of the bottom surface of the bottom plate (1) are fixedly connected with inserting cones (14).

5. The foundation load bearing capacity measuring device according to claim 1, wherein: the guide rod (4) is also connected with an adjusting seat (15) in a sliding way, and the bottom surface of the adjusting seat (15) is fixedly connected with a scale rod (16).

6. The foundation load bearing capacity measuring device according to claim 5, wherein: one side of the adjusting seat (15) is provided with a second hand-screwed bolt (17).