CN212865883U

CN212865883U - Deformation monitoring device of accurate foundation ditch

Info

Publication number: CN212865883U
Application number: CN201922053946.5U
Authority: CN
Inventors: 张鹏; 李卫国
Original assignee: China Test Technology Guangzhou Co ltd
Current assignee: China Test Technology Guangzhou Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2021-04-02
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a deformation monitoring devices of accurate foundation ditch, including the bottom plate, bottom plate bottom fixed mounting has a plurality of staples, and bottom plate top fixed mounting has a mounting panel, cuts a hole on the mounting panel and has two mounting holes, and two inside equal sliding connection of mounting hole have a monitoring pole, and monitoring pole one side fixed mounting has a monitoring head, and the outside fixed mounting that just is located the monitoring pole between mounting panel and the monitoring head has the spring, and the one end fixed mounting that the monitoring head was kept away from to the monitoring pole has an installation piece, and the top fixed mounting of installation piece has first slider, the beneficial effects of the utility model are that: the utility model discloses used neotype monitoring devices, can directly utilize monitoring devices to monitor the foundation ditch, only need the staff regularly to inspect and can discover whether there is the deformation in the foundation ditch, compare in the monitoring methods before, it is more convenient to use, has reduced manpower resources's input, has reduced workman's danger, uses comparatively simply.

Description

Deformation monitoring device of accurate foundation ditch

Technical Field

The utility model relates to a deformation monitoring devices of foundation ditch, in particular to deformation monitoring devices of accurate foundation ditch belongs to the deformation monitoring devices technical field of foundation ditch.

Background

In the existing life, a foundation pit is a soil pit excavated at a foundation design position according to the base elevation and the base plane size. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, and waterproof drainage work is performed. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. When a deeper foundation pit and a building adjacent to the deeper foundation pit are excavated, a foundation pit wall supporting method, a concrete-sprayed wall protecting method and a large foundation pit are used, and even an underground continuous wall and a columnar column type bored pile are used for interlocking, so that an outer soil layer is prevented from collapsing; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; can adopt natural air conditioning freezing method excavation etc. in cold areas, need prevent to warp at the operation in-process of foundation ditch at present, consequently can monitor the foundation ditch, but instrument such as surveyor's level, total powerstation, inclinometer are adopted to current foundation ditch deformation monitoring mostly, can not real-time supervision, in time discover danger source, in time early warning to each dangerous position of foundation ditch, so just appear the deformation monitoring device based on the foundation ditch.

In the prior art, when monitoring the deformation of a building foundation pit, a conventional monitoring program is that a measuring nail is fixed on a slope body of a side slope or a concrete beam of a side slope support system, then a centering rod is manually erected at the position of a cross point at the top of the measuring nail in each monitoring, the centering rod is centered, and when a measuring bubble of the centering rod is centered, data of a prism center point at the top of the centering rod are read through a total station, so that the monitoring purpose is achieved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a deformation monitoring devices of accurate foundation ditch.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a deformation monitoring device of an accurate foundation pit, which comprises a bottom plate, a plurality of fixing nails are fixedly arranged at the bottom of the bottom plate, a mounting plate is fixedly arranged at the top of the bottom plate, two mounting holes are drilled on the mounting plate, monitoring rods are evenly and slidably connected inside the mounting holes, a monitoring head is fixedly arranged at one side of the monitoring rod, a spring is fixedly arranged between the mounting plate and the monitoring head and at the outer side of the monitoring rod, a mounting block is fixedly arranged at one end of the monitoring rod far away from the monitoring head, a first slider is fixedly arranged at the top of the mounting block, first monitoring needles are fixedly arranged at the tops of two corresponding sides of the first slider, a monitoring plate is fixedly arranged at one side of the mounting plate far away from the monitoring head and above the two monitoring rods, two first chutes are drilled inside the monitoring plate, and the first slider is slidably connected with the first chutes, the corresponding both sides of monitoring board have all been opened the chisel and have the second spout, the inside sliding connection of second spout has the second slider, second slider top fixed mounting has the installation curb plate, two the equal fixed mounting in top that the installation curb plate is close to one side of first spout and is located the monitoring board has the second monitoring needle.

As an optimal scheme of the utility model, the monitoring board top is provided with the scale strip.

As a preferred embodiment of the present invention, the fixing nails are arranged in a 2 x 3 manner.

As an optimized proposal of the utility model, the bottom of the fixing nail is conical.

As an optimal scheme of the utility model, monitoring head outside parcel has the iron shell.

As an optimized scheme of the utility model, first monitoring needle and second monitoring needle are the taper structure.

As an optimized scheme of the utility model, second spout and second slider are "T" shape structure.

The utility model discloses the beneficial effect who reaches is:

1. the utility model discloses used neotype monitoring devices, can directly utilize monitoring devices to monitor the foundation ditch, only need the staff regularly to inspect and can discover whether there is the deformation in the foundation ditch, compare in the monitoring methods before, it is more convenient to use, has reduced manpower resources's input, has reduced workman's danger, uses comparatively simply.

2. The utility model discloses can monitor ladder formula, slope formula and vertical foundation ditch, the result of use is better, and application range is wider.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure, 1, a bottom plate; 2. fixing nails; 3. mounting a plate; 4. mounting holes; 5. a monitoring lever; 6. a monitoring head; 7. a spring; 8. mounting blocks; 9. a first slider; 10. a first monitoring pin; 11. a monitoring plate; 12. a first chute; 13. a second chute; 14. a second slider; 15. installing a side plate; 16. a second monitoring pin; 17. a scale bar.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in FIGS. 1-4, the utility model provides a deformation monitoring device for precise foundation pit, which comprises a bottom plate 1, a plurality of fixing nails 2 are fixedly arranged at the bottom of the bottom plate 1, a mounting plate 3 is fixedly arranged at the top of the bottom plate 1, two mounting holes 4 are drilled on the mounting plate 3, monitoring rods 5 are slidably connected in the two mounting holes 4, a monitoring head 6 is fixedly arranged at one side of each monitoring rod 5, a spring 7 is fixedly arranged between the mounting plate 3 and the monitoring head 6 and positioned at the outer side of the monitoring rod 5, a mounting block 8 is fixedly arranged at one end of the monitoring rod 5 far away from the monitoring head 6, a first slide block 9 is fixedly arranged at the top of the mounting block 8, first monitoring needles 10 are fixedly arranged at the tops of two corresponding sides of the first slide block 9, monitoring plates 11 are fixedly arranged at one side of the mounting plate 3 far away from the monitoring head 6 and positioned above the two monitoring rods 5, first chutes 12 are drilled, first slider 9 and first spout 12 sliding connection, the corresponding both sides of monitoring board 11 are all opened chisel and are had second spout 13, the inside sliding connection of second spout 13 has second slider 14, and second slider 14 top fixed mounting has installation curb plate 15, and two installation curb plates 15 are close to one side of first spout 12 and are located the equal fixed mounting in top of monitoring board 11 and have second monitoring needle 16.

The top of the monitoring plate 11 is provided with a scale bar 17, so that the condition of the current foundation pit is convenient to watch; the fixing nails 2 are arranged in a 2-by-3 mode, so that the monitoring device is more stable after being installed, and inaccurate monitoring results caused by shaking are avoided; the bottom of the fixing nail 2 is conical, so that the fixing nail 2 can be more easily inserted into soil; an iron shell is wrapped outside the monitoring head 6, so that the monitoring head 6 is prevented from being broken by soil and stones falling from the pit wall; the first monitoring pin 10 and the second monitoring pin 16 are both in a conical structure; the scales on the scale bar 17 pointed by the first monitoring needle 10 and the second monitoring needle 16 are clearer; the second sliding chute 13 and the second sliding block 14 are both of T-shaped structures, so that the connection between the monitoring plate 11 and the second sliding block 14 is more stable.

Specifically, when the utility model is used, the monitoring device is firstly placed at the position to be monitored, then the fixing needle 2 is inserted into the soil, the monitoring device can be arranged to monitor the foundation pit in real time, the monitoring head 6 is tightly attached to the edge of the foundation pit under the action of the elastic force of the spring 7, the first monitoring pin 10 points to a certain position on the scale bar 17, then the second sliding block 14 can be slid, the two second monitoring pins 16 are respectively placed at the positions pointed by the scale bar 17 corresponding to the two sides of the first monitoring pin 10 to record, if the foundation pit is deformed, to the position removal with monitoring head 6, the scale that first monitoring pin 10 corresponds also can change simultaneously, can know the due position condition of foundation ditch originally through the position of second monitoring pin 16 after the staff inspects the scale after the change this moment, conveniently repairs.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a deformation monitoring devices of accurate foundation ditch, includes bottom plate (1), its characterized in that: the bottom of the bottom plate (1) is fixedly provided with a plurality of fixing nails (2), the top of the bottom plate (1) is fixedly provided with a mounting plate (3), the mounting plate (3) is provided with two mounting holes (4), the insides of the two mounting holes (4) are respectively connected with a monitoring rod (5) in a sliding manner, one side of each monitoring rod (5) is fixedly provided with a monitoring head (6), a spring (7) is fixedly arranged between the mounting plate (3) and the monitoring head (6) and positioned at the outer side of the monitoring rod (5), one end of each monitoring rod (5) far away from the monitoring head (6) is fixedly provided with a mounting block (8), the top of each mounting block (8) is fixedly provided with a first sliding block (9), the tops of the two corresponding sides of the first sliding block (9) are respectively fixedly provided with a first monitoring needle (10), one side of each mounting plate (3) far away from the monitoring head (6) and positioned above the two monitoring rods (5) are, two monitoring board (11) inside is all opened and is dug there is first spout (12), first slider (9) and first spout (12) sliding connection, monitoring board (11) corresponding both sides are all opened and are dug there is second spout (13), second spout (13) inside sliding connection has second slider (14), second slider (14) top fixed mounting has installation curb plate (15), two the equal fixed mounting in top that installation curb plate (15) are close to one side of first spout (12) and are located monitoring board (11) has second monitoring needle (16).

2. The deformation monitoring device for the precise foundation pit according to claim 1, wherein a scale bar (17) is arranged on the top of the monitoring plate (11).

3. A deformation monitoring device for a precision foundation pit according to claim 1, characterized in that the fixing pins (2) are arranged in 2 x 3 pattern.

4. The deformation monitoring device for the precise foundation pit according to claim 1, wherein the bottom of the fixing nail (2) is conical.

5. The deformation monitoring device for the precise foundation pit according to claim 1, wherein an iron shell is wrapped outside the monitoring head (6).

6. The deformation monitoring device for the precise foundation pit according to claim 1, wherein the first monitoring pin (10) and the second monitoring pin (16) are both cone-shaped structures.

7. The deformation monitoring device for the precise foundation pit according to claim 1, wherein the second sliding chute (13) and the second sliding block (14) are both of a T-shaped structure.