CN111595245A - An automatic alarm device for monitoring displacement of deep foundation pit support - Google Patents

Abstract

The invention discloses an automatic alarm device for monitoring displacement of a deep foundation pit support, and relates to the technical field of monitoring of displacement of deep foundation pits. The telescopic device comprises a first telescopic rod, wherein a supporting tube is connected to the lower side of the first telescopic rod, a micro-distance knob is rotatably connected to one end of the supporting tube, a threaded rod is connected to one side of the micro-distance knob, a universal device is installed at one end of the threaded rod, a foot plate is installed at one side of the universal device, and a first fixing block is fixed to the output end of the first telescopic rod. The foot plate is stepped to insert the plug pins into the soil, so that the fixing effect on the whole device is achieved; then rotate the horizontal effect to whole device that the microspur knob can be fine and adjust, adjust the second telescopic link to can carry out preliminary adjustment to infrared ray transmission position, rotate the angle that the turn-to box further adjusted the infrared ray appearance at last, thereby accomplished the monitoring effect to the foundation ditch, ensured workman's life safety and the property safety of equipment.

Description

An automatic alarm device for monitoring displacement of deep foundation pit support

technical field

The invention belongs to the technical field of deep foundation pit support displacement monitoring, in particular to an automatic alarm device for deep foundation pit support displacement monitoring.

Background technique

With the rapid development of national economic construction and the relative shortage of land resources, underground space for various purposes has been widely developed and utilized all over the world, and a large number of deep foundation pit projects have also been produced, and the foundation pits are excavated toward The trend of large area, deep excavation and more complex surrounding environment; the support forms often used in deep foundation pit projects include rigid piles such as bored piles, deep mixing piles, and reinforced concrete piles combined with anchor rods or soil nails. It can effectively support and reinforce deep foundation pit engineering. However, the unavoidable fact is that due to the complexity and uncertainty of the construction environment of foundation pit engineering and underground engineering, it is often determined that the foundation pit is greatly affected by the surrounding earth pressure, water pressure and other uncertain loads. The internal force and displacement of the supporting structure and the deformation of the soil inside and outside the foundation pit often cause various accidents during the construction of underground engineering;

Accurate early warning of the stability of the support structure of the deep foundation pit project is an urgent problem to be solved in the deep foundation pit support project.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an automatic alarm device for monitoring the displacement of deep foundation pit support. By stepping on the foot plate, the pins can be inserted into the soil, so as to achieve the effect of fixing the entire device; Adjust the horizontal effect of the device to avoid adverse effects on the measurement results due to the tilt of the device. After the adjustment of the horizontal accuracy of the device is completed, adjust the second telescopic rod, so that the infrared emission position can be initially adjusted, and finally turn the steering box to further adjust the infrared The angle of the instrument makes the position of the infrared rays emitted by the infrared instrument more accurate, thereby completing the monitoring effect of the foundation pit, ensuring the safety of workers' lives and the property of equipment, and solving the existing technical problems.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions:

An automatic alarm device for monitoring displacement of deep foundation pit support, comprising a first telescopic rod, a support pipe is connected to the lower side of the first telescopic rod, one end of the support pipe is rotatably connected with a macro knob, and one side of the macro knob is connected with a Threaded rod, one end of the threaded rod is installed with a universal device, one side of the universal device is installed with a foot plate, the lower side of the foot plate is fixed with a pin, the output end of the first telescopic rod is fixed with a first fixed block, the first fixed block A second telescopic rod is installed on one side, the output end of the second telescopic rod is fixed with a second fixing block, the lower side of the second fixing block is fixed with a first rod body, and the lower side of the first rod body is rotatably connected with a steering box;

The interior of the macro knob includes a knob block and a rotating plate. The rotating plate is fixedly connected to the support tube. The inside of the knob block is provided with a slot and a threaded groove. The threaded groove is threadedly connected to the threaded rod. The bead is rotated, and the slot is matched with the rotation of the bead.

Optionally, one end of the second rod body is provided with an infrared meter, and one side of the infrared meter is provided with a sensor.

Optionally, a support rod is connected to the other side of the first fixing block, a counterweight block is installed at one end of the support rod, and a control box is installed on one side of the counterweight block.

Optionally, an alarm device is also installed on one side of the counterweight.

Optionally, the lower side of the first fixing block is connected with a steel wire, and one end of the steel wire is connected with a grounding post.

Optionally, a first gear is arranged inside the steering box, the first gear is mounted on one end of the first rod body, a second gear is mounted on the lower side of the first gear, a third gear is engaged with the surface of the first gear, and the third gear is engaged with the surface of the first gear. A fourth gear is installed on the lower side of the gear, the second gear meshes with the surface of the fourth gear, one end of the fourth gear is connected with a second rod body, and the second rod body is rotatably connected with the steering box.

Embodiments of the present invention have the following beneficial effects:

In one embodiment of the present invention, the prongs can be inserted into the soil by stepping on the foot plate, which achieves the effect of fixing the entire device; and then rotating the macro knob can well adjust the horizontal effect of the entire device, avoiding the measurement due to the tilt of the device. As a result, it will have adverse effects. After the adjustment of the horizontal accuracy of the device is completed, adjust the second telescopic rod, so that the infrared emission position can be preliminarily adjusted, and finally turn the steering box to further adjust the angle of the infrared meter, so that the infrared position emitted by the infrared meter is more accurate. , so as to complete the monitoring effect of the foundation pit and ensure the safety of workers' lives and the property of equipment.

Of course, it is not necessary for any product embodying the present invention to achieve all of the above-described advantages simultaneously.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a schematic three-dimensional structure diagram of an embodiment of the present invention;

2 is a schematic cross-sectional structural diagram of a macro knob according to an embodiment of the present invention;

3 is a schematic cross-sectional structural diagram of a steering box according to an embodiment of the present invention.

Detailed ways

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

In the description of the present invention, it should be understood that the terms "opening", "upper", "middle", "length", "inside", etc. indicate orientation or positional relationship, and are only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the components or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In order to keep the following description of the embodiments of the present invention clear and concise, the present invention omits detailed descriptions of well-known functions and well-known components.

Referring to Figures 1-3, in this embodiment, an automatic alarm device for monitoring displacement of deep foundation pit support is provided, including a first telescopic rod 1, and a support pipe 6 is connected to the lower side of the first telescopic rod 1, One end of the support tube 6 is rotatably connected with a macro knob 5, one side of the macro knob 5 is connected with a threaded rod 4, one end of the threaded rod 4 is installed with a universal device 3, and one side of the universal device 3 is installed with a foot plate 2, A pin 7 is fixed on the lower side of the foot plate 2 , a first fixing block 15 is fixed on the output end of the first telescopic rod 1 , a second telescopic rod 12 is installed on one side of the first fixing block 15 , and the output end of the second telescopic rod 12 A second fixing block 13 is fixed, a first rod body 14 is fixed on the lower side of the second fixing block 13, and a steering box 8 is rotatably connected to the lower side of the first rod body 14;

The interior of the macro knob 5 includes a knob block 501 and a rotating plate 503. The rotating plate 503 is fixedly connected to the support tube 6. The interior of the knob block 501 is provided with a slot 502 and a threaded groove 505, and the threaded groove 505 is threadedly connected to the threaded rod 4. The upper and lower sides of the rotating plate 503 are provided with rotating balls 504 , and the grooves 502 are rotatably matched with the rotating balls 504 .

One aspect of the application of this embodiment is: when in use, first roughly adjust the position and angle of the entire device, then step on the foot plate 2 to insert the pins 7 into the soil, and after all three pins 7 are inserted into the soil, then rotate The macro knob 5 enables the rotating plate 503 to rotate in the slot 502 under the action of the rotating ball 504, thereby driving the threaded rod 4 to extend into the support tube 6, thereby achieving the effect of adjusting the horizontal placement of the entire device; after the horizontal adjustment is completed , adjust the height of the first telescopic rod 1 to adjust the whole device to a suitable position, then adjust the second telescopic rod 12 so that the infrared meter 16 can reach the edge of the foundation pit, and finally turn the steering box 8 to adjust the infrared meter to a suitable position . It should be noted that the telescopic rod and the control box involved in this application can be powered by a battery or an external power source.

By stepping on the foot plate 2, the pin 7 can be inserted into the soil, which achieves the fixing effect of the whole device; and then turning the macro knob 5 can well adjust the horizontal effect of the whole device, so as to avoid the bad measurement results caused by the inclination of the device. After the adjustment of the horizontal accuracy of the device is completed, adjust the second telescopic rod 12, so that the infrared emission position can be preliminarily adjusted, and finally turn the steering box 8 to further adjust the angle of the infrared meter 16, so that the infrared position emitted by the infrared meter 16 is more Accurate, thus completing the monitoring effect of the foundation pit, ensuring the safety of workers' lives and the property safety of equipment.

In one aspect of this embodiment, an infrared meter 16 is installed at one end of the second rod body 18 , and a sensor 17 is installed at one side of the infrared sensor 16 to transmit a danger instruction according to infrared rays in time.

In one aspect of this embodiment, a support rod 9 is connected to the other side of the first fixing block 15 , one end of the support rod 9 is mounted with a counterweight block 10 , and one side of the counterweight block 10 is mounted with a control box 11 .

In one aspect of this embodiment, an alarm device is also installed on one side of the counterweight block 10, which can generate an alarm when the sensor makes an instruction.

In one aspect of this embodiment, a steel wire is connected to the lower side of the first fixing block 15 , one end of the steel wire is connected to a grounding post, and the auxiliary pin 7 fixes the entire device.

In one aspect of this embodiment, a first gear 801 is provided inside the steering box 8 , the first gear 801 is mounted on one end of the first rod body 14 , and a second gear 802 is mounted on the lower side of the first gear 801 . The surface of the gear 801 is meshed with a third gear 803, a fourth gear 804 is mounted on the lower side of the third gear 803, the second gear 802 is meshed with the surface of the fourth gear 804, and one end of the fourth gear 804 is connected with the second rod body 18. The second rod body 18 is rotatably connected with the steering box 8, and the steering box 8 is rotated so that the third gear 803 in the steering box 8 meshes and rotates around the first gear 801, and the fourth gear 804 meshes and rotates around the second gear 802, so as to fine-tune the infrared meter 16 .

The above-described embodiments may be combined with each other.

It should be noted that, in the description of this specification, descriptions such as "first", "second", etc. are only used to distinguish each feature, and have no actual order or directional meaning, and the application is not limited by this .

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not exhaust all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (6)

1. A deep foundation pit support displacement monitoring automatic alarm device is characterized in that, comprising: the first telescopic rod (1), the lower side of the first telescopic rod (1) is connected with a support pipe (6), the support pipe ( One end of 6) is rotatably connected with a macro knob (5), one side of the macro knob (5) is connected with a threaded rod (4), and one end of the threaded rod (4) is installed with a universal device (3), the universal device A foot plate (2) is installed on one side of (3), a pin (7) is fixed on the lower side of the foot plate (2), and a first fixing block (15) is fixed at the output end of the first telescopic rod (1). A second telescopic rod (12) is installed on one side of the block (15), a second fixing block (13) is fixed at the output end of the second telescopic rod (12), and a second fixing block (13) is fixed on the lower side of the second fixing block (13). a rod body (14), a steering box (8) is rotatably connected to the lower side of the first rod body (14); The inside of the macro knob (5) includes a knob block (501) and a rotating plate (503), the rotating plate (503) is fixedly connected with the support tube (6), and the inside of the knob block (501) is provided with a slot (502) and The threaded groove (505) is threadedly connected with the threaded rod (4), the upper and lower sides of the rotating plate (503) are provided with rotating balls (504), the slot (502) and the rotating ball (504) Turn to fit. 2. a kind of deep foundation pit support displacement monitoring automatic alarm device as claimed in claim 1, is characterized in that, one end of the second rod body (18) is installed with infrared meter (16), one side of infrared meter (16) A sensor (17) is provided. 3. A kind of deep foundation pit support displacement monitoring automatic alarm device as claimed in claim 1 is characterized in that, the other side of the first fixing block (15) is connected with a support rod (9), and the support rod (9) A counterweight block (10) is installed on one end of the counterweight block (10), and a control box (11) is installed on one side of the counterweight block (10). 4. The automatic alarm device for monitoring displacement of deep foundation pit support according to claim 3, characterized in that an alarm device is also installed on one side of the counterweight block (10). 5 . The automatic alarm device for monitoring displacement of deep foundation pit support according to claim 1 , wherein the lower side of the first fixing block ( 15 ) is connected with a steel wire, and one end of the steel wire is connected with a grounding post. 6 . 6. The deep foundation pit support displacement monitoring automatic alarm device according to claim 1, wherein the steering box (8) is provided with a first gear (801) inside, and the first gear (801) is installed on the At one end of the first rod body (14), a second gear (802) is mounted on the lower side of the first gear (801), a third gear (803) is engaged with the surface of the first gear (801), and the third gear (803) A fourth gear (804) is installed on the lower side, the second gear (802) meshes with the surface of the fourth gear (804), and one end of the fourth gear (804) is connected with a second rod body (18), the second rod body (18) It is rotatably connected with the steering box (8).

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