CN219100151U - Foundation pit laser monitoring head with multi-angle emission mechanism - Google Patents

Abstract

The utility model discloses a foundation pit laser monitoring head with a multi-angle emission mechanism, which comprises a box body, wherein the top of the box body is symmetrically hinged with a sealing cover, the interior of the box body is connected with a bracket, and the middle part of the bracket is provided with a display; further comprises: the bottom of the inner side of the box body is symmetrically provided with a transverse groove, a sliding block is connected in the transverse groove, the top of the sliding block is hinged with a supporting frame, and the top of the supporting frame is hinged to the bottom of the bracket; the top equiangular hinge of bracket has and diverges the frame, and diverges the internally mounted of frame and have laser monitoring head to laser monitoring head is connected with the display through the wire. This foundation ditch laser monitoring head with mechanism is given off to multi-angle, through the frame that gives off that sets up, can expand all around, and then can carry out the comprehensive monitoring of multi-angle divergence formula, improve monitoring efficiency, can accomodate the protection to the detector simultaneously, avoid the damage.

Description

Foundation pit laser monitoring head with multi-angle emission mechanism

Technical Field

The utility model relates to the technical field of laser monitoring heads, in particular to a foundation pit laser monitoring head with a multi-angle emission mechanism.

Background

The safety and stability state of the foundation pit determines whether the whole engineering construction can be successfully completed, and each displacement monitoring related to the foundation pit has very important specific gravity in subway construction, and a laser detector is one of the common devices;

in the river levee deformation monitoring system based on three-dimensional laser, disclosed in CN209605769U, the laser monitoring head body works, the detection laser is emitted to the river levee through the protective lens, when different river levee sections need to be monitored, the driving motor inside the driving box works, the driving shaft can drive the first bevel gear to rotate, so as to drive the second bevel gear meshed with the first bevel gear to rotate, and the driven shaft is driven to rotate, because the bottom of the driven shaft is connected with the second bearing inside the rotating seat, the driven shaft can rotate in the second bearing, and then the monitoring box rotates, and the multi-dimensional monitoring effect can be achieved by adjusting the height of the telescopic rod and rotating the monitoring box;

however, this scheme is in the in-process of using, needs to rotate monitoring facilities and just can carry out the omnidirectional monitoring, needs to adjust repeatedly, and is comparatively time-consuming, is inconvenient for carrying out the detection of multi-angle bulk mode, and the equipment lacks protective structure after using simultaneously, when the in-process of taking bumps into, laser emitter can be direct with external contact, and then easily causes the damage to equipment.

Therefore, we propose a foundation pit laser monitor head with a multi-angle emission mechanism, so as to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a foundation pit laser monitoring head with a multi-angle emission mechanism, so as to solve the problems that in the prior art, the existing laser monitoring head in the market is provided, in the use process, monitoring equipment is required to be rotated to perform omnibearing monitoring, repeated adjustment is required, time is wasted, multi-angle emission type detection is inconvenient, meanwhile, after the equipment is used, a protection structure is lacking, when the equipment is knocked in the taking process, a laser emitter is directly contacted with the outside, and damage to the equipment is easy to occur.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the foundation pit laser monitoring head comprises a box body, wherein the box body is arranged, a sealing cover is symmetrically hinged to the top of the box body, a bracket is connected to the inside of the box body, and a display is arranged in the middle of the bracket;

further comprises:

the bottom of the inner side of the box body is symmetrically provided with a transverse groove, a sliding block is connected in the transverse groove, the top of the sliding block is hinged with a supporting frame, and the top of the supporting frame is hinged to the bottom of the bracket;

the top equiangular hinge of bracket has and diverges the frame, and diverges the internally mounted of frame and have laser monitoring head to laser monitoring head is connected with the display through the wire.

Preferably, the bottom outside through connection of box has the bull stick, and the outside of bull stick tip is connected with first reciprocating screw through first ratchet subassembly to first reciprocating screw bearing is connected in the transverse groove, and first reciprocating screw passes through bull stick and first ratchet subassembly constitution unidirectional rotation structure moreover, makes the bull stick rotate the back and will drive first reciprocating screw through first ratchet subassembly and rotate in the transverse groove.

Preferably, the first reciprocating screw is connected with a sliding block through threads, the sliding block drives the bracket to move up and down through the supporting frame, the dispersing frame on the bracket is of a fan-shaped structure, and the dispersing frame corresponds to the laser monitoring heads in number and position, so that the sliding block can be driven to move after the first reciprocating screw rotates, and the sliding block can drive the bracket to move through the supporting rod.

Preferably, the middle part of bull stick is connected with the bottom of telescopic link through the awl tooth connecting piece, and the top penetration bearing of telescopic link is connected in the inboard middle part of bracket to the top of telescopic link is connected with the middle part of vertical pole through the awl tooth connecting piece, and the vertical pole penetration bearing connects in the inboard middle part of bracket moreover, makes the bull stick reverse the back and drives the telescopic link through the awl tooth connecting piece and rotate, and the telescopic link passes through the awl tooth connecting piece and drives the vertical pole and rotate.

Preferably, the front side and the rear side of the vertical rod are connected with the second reciprocating screw rod through the second ratchet wheel assembly, the second reciprocating screw rod bearing is connected in the moving groove, the moving groove is symmetrically formed in the front side and the rear side of the middle of the inner side of the bracket, the second reciprocating screw rod is connected with the moving block through threads, the second reciprocating screw rod is driven to rotate through the second ratchet wheel assembly after the vertical rod rotates, and the second reciprocating screw rod drives the moving block to slide in the moving groove.

Preferably, the outside of movable block is fixed with the stay cord, and the tip of stay cord is connected with the articulated department between frame and the bracket diverges to the torsional spring is installed to the articulated department of frame and bracket diverges, makes the movable block activity after will pull the stay cord, and then drives and diverges the frame and rotate and expand, and then reverses the torsional spring.

Compared with the prior art, the foundation pit laser monitoring head provided with the multi-angle emission mechanism has the beneficial effects that: the dispersing frame can be rotated when in use, so that the laser monitoring head can carry out multi-angle dispersing type detection, and the setting of the bracket and the supporting frame can be convenient for detect parts to store, so that collision damage is avoided, and the specific contents are as follows:

1. the rotating rod rotates to drive the first reciprocating screw rod to rotate through the first ratchet wheel assembly, the first reciprocating screw rod rotates to drive the sliding block to move in the transverse groove, the sliding block moves to drive the supporting rod to rotate, the supporting rod rotates to drive the bracket to move, and then the divergent rack is driven to extend out, and then the divergent rack is unfolded for use;

2. the telescopic rod is driven to rotate through the bevel gear connecting piece after the rotating rod is reversed, the telescopic rod drives the second reciprocating screw rod to rotate through the bevel gear connecting piece, the second reciprocating screw rod drives the moving block to slide in the moving groove, the moving block slides and then pulls the pull rope, the pull rope drives the divergence frame to be unfolded, the torsion spring is further reversed, the laser detection head is unfolded in a multi-angle divergence mode, the omnidirectional detection can be synchronously carried out, the efficiency is higher, the moving block is reset, the pull rope is loosened, the torsion spring drives the divergence frame to rotate and be closed, then the laser monitoring head is protected, and finally the laser monitoring head is retracted to the inside of the box body for storage.

Drawings

FIG. 1 is a schematic diagram of the overall front cross-section structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the internal top-down structure of the bracket of the present utility model;

FIG. 4 is a schematic view of an expanded top view of a dispersion frame according to the present utility model;

fig. 5 is an enlarged view of the structure of fig. 3B according to the present utility model.

In the figure: 1. a case; 2. a cover; 3. a bracket; 4. a dispersion frame; 5. a laser monitoring head; 6. a display; 7. a rotating rod; 8. a first ratchet assembly; 9. a first reciprocating screw rod; 10. a transverse groove; 11. a slide block; 12. a support frame; 13. a telescopic rod; 14. a longitudinal bar; 15. a second ratchet assembly; 16. a second reciprocating screw rod; 17. a moving groove; 18. a moving block; 19. a pull rope; 20. and (3) a torsion spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a foundation ditch laser monitoring head with multi-angle gives off mechanism, including the box 1 that sets up, and the top symmetry of box 1 articulates there is closing cap 2, and the internal connection of box 1 has bracket 3, and the mid-mounting of bracket 3 has display 6, the top equiangular articulation of bracket 3 has and gives off frame 4, and the internally mounted who gives off frame 4 has laser monitoring head 5, and laser monitoring head 5 is connected with display 6 through the wire, as shown in fig. 1 and 4, first of all, introduce main part, and the frame mainly has box 1 to constitute, and the top of box 1 is provided with closing cap 2, the internal connection of box 1 has bracket 3, install the frame 4 that diverges that is used for bearing on the bracket 3, install laser monitoring head 5 on the frame 4, bracket 3 top surface mid-mounting has display 6, can show the data that laser monitoring head 5 obtained;

the inside bottom symmetry of box 1 has offered horizontal groove 10, and be connected with slider 11 in the horizontal groove 10, and the top of slider 11 articulates there is support frame 12, and the top of support frame 12 articulates in the bottom of bracket 3, and the bottom outside of box 1 is run-through and is connected with bull stick 7, and the outside of bull stick 7 tip is connected with first reciprocating lead screw 9 through first ratchet assembly 8, and first reciprocating lead screw 9 bearing is connected in horizontal groove 10, and first reciprocating lead screw 9 constitutes unidirectional rotation structure through bull stick 7 and first ratchet assembly 8, threaded connection has slider 11 on the first reciprocating lead screw 9, and slider 11 drives bracket 3 through support frame 12 and reciprocate, and the divergent rack 4 on the bracket 3 sets up to fan-shaped structure, and the number and the position of divergent rack 4 and laser monitoring head 5 are corresponding, as shown in fig. 1-2, when making, open box 1 top's 2, then rotate bull stick 7 in the bottom of box 1, will drive first reciprocating lead screw 9 through first ratchet assembly 8 and rotate, first reciprocating lead screw 9 rotates back slider 11 and carries out unidirectional rotation structure through bull stick 7, thereby the slider 11 can drive carrier 12 in the translation groove 10, and then drive the inside of the bracket 3 and then move carrier 12 and can take in the inside the monitor head 3, and then move the inside the monitor head 3, and prevent the inside the monitor head from moving down, and the inside the bracket 3 from moving, and then carrying out the inside is carried out the movement of the monitor head 3, and is kept out the inside and is broken and the inside and is broken and is moved by the carrier 1;

the middle part of the rotating rod 7 is connected with the bottom of the telescopic rod 13 through a bevel gear connecting piece, the top of the telescopic rod 13 penetrates through a bearing to be connected with the middle part of the inner side of the bracket 3, the top of the telescopic rod 13 is connected with the middle part of the longitudinal rod 14 through a bevel gear connecting piece, the longitudinal rod 14 penetrates through a bearing to be connected with the middle part of the inner side of the bracket 3, the front side and the rear side of the longitudinal rod 14 are connected with a second reciprocating screw 16 through a second ratchet assembly 15, the second reciprocating screw 16 is connected in a moving groove 17, the moving groove 17 is symmetrically arranged on the front side and the rear side of the middle part of the inner side of the bracket 3, a moving block 18 is connected on the second reciprocating screw 16 through threads, a pull rope 19 is fixed on the outer side of the moving block 18, the end part of the pull rope 19 is connected with a hinge part between the divergent rack 4 and the bracket 3, a torsion spring 20 is arranged at the hinge part of the divergent rack 4 and the bracket 3, as shown in figures 1 and 3-5, after the bracket 3 stretches out to the top of the box body 1, the rotating rod 7 reversely rotates, at the moment, the first ratchet wheel assembly 8 is in an un-meshed state, after the rotating rod 7 rotates, the middle part of the rotating rod 7 drives the telescopic rod 13 to rotate through the bevel connection piece, after the telescopic rod 13 rotates, the longitudinal rod 14 is driven to synchronously rotate through the bevel connection piece at the top, after the longitudinal rod 14 rotates, the second reciprocating screw rod 16 is driven to rotate through the second ratchet wheel assembly 15, the second reciprocating screw rod 16 rotates and then drives the moving block 18 to move in the moving groove 17, the moving block 18 pulls the pull rope 19 after moving, the pull rope 19 drives the dispersing frame 4 to unfold, the torsion spring 20 is further reversed, the dispersing frame 4 can monitor a foundation pit at multiple angles, the laser monitoring head 5 on the dispersing frame 4 can monitor in an all-around mode, and when in storage, the moving block 18 is reset, the stay cord 19 is loosened, the torsion spring 20 drives the dispersing frame 4 to rotate to be closed, the laser monitoring head 5 is further coated in the dispersing frame 4, the bracket 3 drives the dispersing frame 4 to move downwards, the bracket is completely retracted into the box body 1, and the sealing cover 2 is closed, so that damage caused by collision of monitoring equipment in the taking process can be prevented.

Working principle: when the foundation pit laser monitoring head with the multi-angle emission mechanism is used, as shown in fig. 1-5, firstly, the laser monitoring head 5 is installed on the emission frame 4, the display 6 is installed in the middle of the top surface of the bracket 3, so that data obtained by the laser monitoring head 5 can be displayed, the sealing cover 2 is opened, then the rotating rod 7 drives the first reciprocating screw rod 9 to rotate through the first ratchet wheel component 8, the first reciprocating screw rod 9 drives the sliding block 11 to move relatively in the transverse groove 10, the sliding block 11 drives the supporting frame 12 to rotate after moving, the supporting frame 12 pushes the bracket 3 to move upwards, the emission frame 4 extends out of the box 1, the laser monitoring head 5 is arranged on the emission frame 4, and when in later storage, the sliding block 11 continues to move, and then drives the bracket 3 to move downwards through the supporting frame 12, so that monitoring equipment is stored in the box 1 again, and equipment damage is prevented;

the back rotation bull stick 7, first ratchet subassembly 8 will be in the non-meshing state this moment, the bull stick 7 rotates the back, the middle part will drive telescopic link 13 through the awl tooth connecting piece and rotate, the telescopic link 13 rotates the back and will drive vertical pole 14 through the awl tooth connecting piece at top and rotate in step, the vertical pole 14 rotates the back and will drive the second reciprocating screw 16 through second ratchet subassembly 15 and rotate, the second reciprocating screw 16 rotates the back and will drive movable block 18 and remove in the shifting chute 17, will pull stay cord 19 after the movable block 18 removes, stay cord 19 will drive and scatter the frame 4 and expand, and then reverse torsion spring 20, scatter the frame 4 will the multi-angle to the monitoring of foundation ditch, the laser monitoring head 5 on the frame 4 can carry out the omnidirectional monitoring, during accomodate, the movable block 18 resets, stay cord 19 loosens, torsion spring 20 drives and scatter the frame 4 and revolves and close, and then wrap up the inside of dispersing frame 4 with laser monitoring head 5, again will drive the bracket 3 and scatter the inside of box 1, closure closing cap 2 can prevent to bump the equipment and take place in a series of damage in the monitoring process, thereby complete.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The foundation pit laser monitoring head with the multi-angle emission mechanism comprises a box body (1) which is arranged, wherein a sealing cover (2) is symmetrically hinged to the top of the box body (1), a bracket (3) is connected to the inside of the box body (1), and a display (6) is arranged in the middle of the bracket (3);

the method is characterized in that: further comprises:

the bottom of the inner side of the box body (1) is symmetrically provided with a transverse groove (10), a sliding block (11) is connected in the transverse groove (10), the top of the sliding block (11) is hinged with a supporting frame (12), and the top of the supporting frame (12) is hinged to the bottom of the bracket (3);

the top of bracket (3) equiangular hinge has and disperses frame (4), and the internally mounted who disperses frame (4) has laser monitoring head (5) to laser monitoring head (5) are connected with display (6) through the wire.

2. The foundation pit laser monitoring head provided with the multi-angle emission mechanism according to claim 1, wherein: the bottom outside of box (1) is connected with bull stick (7) in a run-through way, and the outside of bull stick (7) tip is connected with first reciprocal lead screw (9) through first ratchet subassembly (8), and first reciprocal lead screw (9) bearing connection is in cross slot (10), and first reciprocal lead screw (9) constitute unidirectional rotation structure through bull stick (7) and first ratchet subassembly (8) moreover.

3. The foundation pit laser monitoring head provided with the multi-angle emission mechanism according to claim 2, wherein: the first reciprocating screw rod (9) is connected with a sliding block (11) in a threaded mode, the sliding block (11) drives the bracket (3) to move up and down through the supporting frame (12), the dispersing frame (4) on the bracket (3) is of a fan-shaped structure, and the dispersing frame (4) corresponds to the laser monitoring heads (5) in number and position.

4. A foundation pit laser monitoring head provided with a multi-angle emission mechanism as claimed in claim 3, wherein: the middle part of bull stick (7) is connected with the bottom of telescopic link (13) through the awl tooth connecting piece, and the top of telescopic link (13) runs through the bearing and connects in the inboard middle part of bracket (3) to the top of telescopic link (13) is connected with the middle part of vertical pole (14) through the awl tooth connecting piece, and vertical pole (14) runs through the bearing and connects in the inboard middle part of bracket (3).

5. The foundation pit laser monitoring head with the multi-angle emission mechanism according to claim 4, wherein: the front side and the rear side of the vertical rod (14) are connected with a second reciprocating screw rod (16) through a second ratchet wheel assembly (15), the second reciprocating screw rod (16) is connected in a moving groove (17) through a bearing, the moving groove (17) is symmetrically arranged on the front side and the rear side of the middle part of the inner side of the bracket (3), and a moving block (18) is connected to the second reciprocating screw rod (16) through threads.

6. The foundation pit laser monitoring head with the multi-angle emission mechanism according to claim 5, wherein: the outside of movable block (18) is fixed with stay cord (19), and the articulated department between the tip of stay cord (19) and the frame that looses (4) and bracket (3) is connected to the articulated department of frame that looses (4) and bracket (3) is installed torsional spring (20).

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