CN212723323U

CN212723323U - Laser ranging base and device for convergence of side wall of vertical shaft

Info

Publication number: CN212723323U
Application number: CN202021189041.7U
Authority: CN
Inventors: 邵珠山; 张鹏举; 张喆; 靳冬冬; 李希; 范文强; 魏玮
Original assignee: Xian University of Architecture and Technology
Current assignee: Xian University of Architecture and Technology
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-16
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a shaft side wall convergence laser ranging base and a device, wherein the base comprises a base and a holder; the base is horizontally arranged and fixed on the corresponding section of the side wall of the vertical shaft; the base comprises a twisted steel bar, a base body and a round hole, and the round hole is formed in the base body; the twisted steel bar is fixed on one side of the base body; the holder for mounting the laser range finder is vertically arranged; the holder comprises a support rod and a carrying platform, and the carrying platform is connected with the support rod; the support rod is inserted into the round hole and fixed. The utility model has the advantages that, whole device simple structure, the cost is lower, and the measuring accuracy is high, can be applied to the lateral wall convergence monitoring of tunnel shaft excavation in-process, reflects shaft excavation stability directly perceived.

Description

Laser ranging base and device for convergence of side wall of vertical shaft

Technical Field

The utility model belongs to the field of the control is measurationed, concretely relates to shaft lateral wall convergence laser rangefinder base and device.

Background

A plurality of risk sources exist in the shaft excavation process, each risk brings great threat to normal construction, the risk sources are investigated in advance, certain measures are taken to reduce or avoid the risks, the site safety construction can be greatly guaranteed to a great extent, when monitoring of all projects is carried out, the risk condition of the shaft construction site is fully known, a corresponding monitoring scheme can be accurately and reasonably made, monitoring is strengthened for the projects with higher risk levels, and the monitoring frequency is improved.

The complexity of the construction site determines that the convergence of the side wall of the vertical shaft must be quickly and accurately monitored by adopting an efficient, convenient and low-cost monitoring device so as to ensure the stability of the surrounding rock of the vertical shaft.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shaft lateral wall convergence laser rangefinder base and device improves the monitoring efficiency of shaft lateral wall convergence, reduces construction cost. The device simple structure, the cost is lower, and measurement accuracy is high, can be applied to the lateral wall convergence monitoring of tunnel shaft excavation in-process, and the visual response shaft excavation stability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a laser ranging base with vertical shaft side wall convergence comprises a base and a holder;

the base is horizontally arranged and fixed on the corresponding section of the side wall of the vertical shaft; the base comprises a twisted steel bar, a base body and a round hole, and the round hole is formed in the base body; the twisted steel bar is fixed on one side of the base body;

the holder for mounting the laser range finder is vertically arranged; the holder comprises a support rod and a carrying platform, and the carrying platform is connected with the support rod; the support rod is inserted into the round hole and fixed.

Optionally, the cradle head further comprises a cradle head adjusting assembly, wherein the cradle head adjusting assembly comprises a pitching rotating switch, a rotating handle and a left-right rotating switch; the pitching rotary switch, the rotary handle and the left-right rotary switch are all arranged on the carrying platform and used for adjusting the angle of the laser range finder.

Optionally, the holder further comprises a fixing screw; the laser range finder is fixed on the carrying platform through a fixing screw.

Optionally, the holder further comprises a cylindrical level bubble, and the cylindrical level bubble is mounted at the top of the carrier for checking the levelness of the laser range finder.

Optionally, a nano-sleeve and a fixing nut are further sleeved on the supporting rod, and the diameter of the nano-sleeve is the same as the inner diameter of the round hole; the diameter of the supporting rod is slightly smaller than the inner diameter of the nano-sleeve; the nano-sleeve is fixed by a fixing nut.

A shaft side wall convergence laser ranging device comprises a laser ranging instrument, a reflecting device and a shaft side wall convergence laser ranging base;

the reflecting device is fixed on the opposite side wall of the same section and is used for correspondingly aligning with the laser range finder; the laser range finder is fixed on the carrying platform of the vertical shaft side wall convergence laser range finding base through fixing screws.

Optionally, the light reflecting device comprises a spiral steel bar, a square plate and a light reflecting sticker; the light reflecting paste is arranged on one side surface of the square plate, and the spiral steel bar is fixed on the other side surface of the square plate.

Optionally, the spiral reinforcing steel bar is of an L-shaped structure.

Optionally, the vertical shaft side wall convergence laser ranging base and the light reflecting device are fixed on the vertical shaft side wall in a welding and pouring mode.

Optionally, each of the shaft side wall convergent laser ranging bases is in a group with one light reflecting device.

Compared with the prior art, the utility model has the advantages that:

the whole device of the vertical shaft side wall convergence laser ranging base is simple in structure, low in cost and high in measuring accuracy, can be applied to side wall convergence monitoring in the tunnel vertical shaft excavation process, and visually reflects the vertical shaft excavation stability.

Shaft lateral wall convergence laser rangefinder through base, reflex reflector and laser range finder cooperation, has realized that the measuring accuracy is high, can be applied to the lateral wall convergence monitoring of tunnel shaft excavation in-process, reflects shaft excavation stability directly perceived.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:

fig. 1 is a schematic view of the overall structure of a shaft sidewall convergent laser ranging base according to the present invention;

FIG. 2 is a schematic structural view of the reflecting device of the present invention;

FIG. 3 is a schematic structural view of the base of the present invention;

fig. 4 is a schematic structural view of the cradle head of the present invention;

fig. 5 is the utility model relates to a shaft lateral wall convergence laser rangefinder layout.

Reference numbers in the figures: the method comprises the following steps of 1-a threaded steel bar, 2-a base body, 3-a round hole, 4-a nano tube sleeve, 5-a laser range finder, 6-a pan tilt, 7-a pitch rotary switch, 8-a rotary handle, 9-a left-right rotary switch, 10-a fixing nut, 11-a support rod, 12-a carrier, 13-a cylindrical level bubble, 14-a fixing screw, 15-a threaded steel bar, 16-a square plate and 17-a light reflecting paste.

Detailed Description

In order to make the technical solutions in the present invention better understood, 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, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, a laser distance measuring base and device for converging a side wall of a shaft comprises a base, a laser distance measuring instrument 5, a holder 6 and a reflecting device. The base consists of a twisted steel bar 1, a base body 2 and a round hole 3; the holder 6 consists of a support rod 11 and a carrying platform 12; the reflecting device consists of an L-shaped twisted steel 15, a square plate 16 and a reflecting sticker 17.

According to the monitoring scheme, on the convergence monitoring section of the side wall of the vertical shaft, the bases are fixed on the corresponding section of the side wall of the vertical shaft in a welding and pouring mode through the threaded steel bars 1, the light reflecting devices are fixed on the opposite side wall of the same section and used for aligning the laser range finder 5, and two groups of bases and light reflecting devices are arranged on the same section. When in-situ monitoring is carried out, the holder 6 is fixed on the base in a portable mode through the nano-sleeve 4, the laser range finder 5 is fixed on the carrying platform 12 through the fixing screw 14, the pitching rotary switch 7, the left-right rotary switch 9 and the rotary handle 8 are used for adjusting the direction and the angle, when the cylindrical bubble 13 is located at the middle position, the surface instrument is kept horizontal, and the laser range finder 5 is opened to be aligned to the light reflecting paste 17 of the opposite light reflecting device for monitoring.

As shown in fig. 5, the utility model also provides a shaft lateral wall convergence laser range unit, including foretell base, reflex reflector and laser range finder 5, laser range finder 5 passes through set screw 14 to be fixed on the microscope carrier 12 of base. The cloud platform 6 is vertically arranged on the base, the carrier 12 is arranged at the top of the cloud platform 6, and the cylindrical level bubble 13 is arranged at the top of the carrier 12.

The reflecting device is fixed on the opposite side wall of the same section and is used for aligning with the laser range finder 5 correspondingly; the laser range finder 5 is fixed on a carrying platform 12 of the vertical shaft side wall convergence laser range finding base through a fixing screw 14.

The reflecting device comprises spiral steel bars 15, a square plate 16 and a reflecting sticker 17; the reflecting sticker 17 is arranged on one side surface of the square plate 16, and the spiral steel bar 15 is fixed on the other side surface of the square plate 16.

The vertical shaft side wall convergence laser ranging base and the light reflecting device are fixed on the vertical shaft side wall in a welding and pouring mode.

Each vertical shaft side wall convergence laser ranging base and one light reflecting device form a group.

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1 to 4, a laser distance measuring base and device for converging a side wall of a shaft comprises a base, a laser distance measuring instrument 5, a holder 6 and a reflecting device. The base is fixed on the corresponding section of the side wall of the vertical shaft; the reflecting device is fixed on the opposite side wall of the same section and is used for aligning the laser range finder 5; the holder 6 can be fixed and detached on the base in a portable mode through the nanometer sleeve 4.

The cloud deck 6 comprises a pitching rotary switch 7, a rotary handle 8, a left-right rotary switch 9, a fixing nut 10, a support rod 11, a carrying platform 12, a cylindrical level bubble 13 and a fixing screw 14.

A fixed screw 14 is arranged on the carrying platform 12 and used for mounting the laser range finder 5; the elevation rotary switch 7, the rotary handle 8 and the left-right rotary switch 9 are used for adjusting the angle of the laser range finder 5 in use, and the cylindrical level bubble 13 is fixed at the upper part of the carrier 12 and used for checking the levelness of the laser range finder 5.

As a preferred embodiment, the base comprises a twisted steel bar 1, a base body 2 and a round hole 3; the base body 2 is preferably a galvanized square tube; the diameter of the twisted steel bar 1 is preferably 18 mm; the base body 2 is preferably 40 × 60mm in size; the diameter of the round hole is 20 mm.

As shown in fig. 5, a laser distance measuring device for convergence of a shaft side wall comprises the above-mentioned base, a light reflecting device and a laser distance measuring instrument 5, wherein the light reflecting device comprises an "L" -shaped spiral steel bar 15, a square plate 16 and a light reflecting sticker 17 as a preferred embodiment; the square plate 16 is preferably 40 x 10mm in size.

As a preferred embodiment, the base and the light reflecting device are fixed on the side wall of the shaft in a welding and pouring mode; one base and one reflecting device form a group, and two groups are arranged on one monitoring section.

As a preferred embodiment, the diameter of the nano-sleeve 4 is consistent with that of the round hole 3; the diameter of the support rod 11 is slightly smaller than that of the nano-sleeve 4; during monitoring, the holder 6 is sleeved on the base through the nano-sleeve 4 and is fixed through the fixing nut 10.

All articles and references disclosed, including patent applications and publications, are hereby incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional.

A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.

It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided would be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of the subject matter that is disclosed herein is not intended to forego such subject matter, nor should the applicants be construed as having contemplated such subject matter as being part of the disclosed subject matter.

Claims

1. The utility model provides a shaft lateral wall convergence laser rangefinder base which characterized in that: comprises a base and a tripod head (6);

the base is horizontally arranged and fixed on the corresponding section of the side wall of the vertical shaft; the base comprises a twisted steel bar (1), a base body (2) and a round hole (3), and the round hole (3) is formed in the base body (2); the twisted steel bar (1) is fixed on one side of the base body (2);

the cloud deck (6) for mounting the laser range finder (5) is arranged vertically; the holder (6) comprises a support rod (11) and a carrying platform (12), and the carrying platform (12) is connected with the support rod (11); the support rod (11) is inserted into the round hole (3) and fixed.

2. The convergent laser ranging pedestal for a hoistway wall as defined in claim 1, wherein: the cradle head (6) also comprises a cradle head adjusting assembly, and the cradle head adjusting assembly comprises a pitching rotary switch (7), a rotary handle (8) and a left-right rotary switch (9); the pitching rotary switch (7), the rotary handle (8) and the left-right rotary switch (9) are all arranged on the carrier (12) and used for adjusting the angle of the laser range finder (5).

3. The convergent laser ranging pedestal for a hoistway wall as defined in claim 1, wherein: the holder (6) further comprises a fixing screw (14); the laser range finder (5) is fixed on the carrier (12) through a fixing screw (14).

4. The convergent laser ranging pedestal for a hoistway wall as defined in claim 1, wherein: the cloud platform (6) further comprises a cylindrical level bubble (13), and the cylindrical level bubble (13) is installed at the top of the carrier (12) and used for checking the levelness of the laser range finder (5).

5. The convergent laser ranging pedestal for a hoistway wall as defined in claim 1, wherein: the supporting rod (11) is also sleeved with a nano-sleeve (4) and a fixing nut (10), and the diameter of the nano-sleeve (4) is the same as the inner diameter of the round hole (3); the diameter of the supporting rod (11) is slightly smaller than the inner diameter of the nano sleeve (4); the nanometer sleeve (4) is fixed through a fixing nut (10).

6. The utility model provides a shaft lateral wall convergence laser rangefinder which characterized in that: comprising a laser rangefinder (5), a light reflecting device and a shaft sidewall converging laser rangefinder base according to any of claims 1 to 5;

the reflecting device is fixed on the opposite side wall of the same section and is used for aligning with the laser range finder (5); the laser range finder (5) is fixed on a carrier (12) of the vertical shaft side wall convergence laser range finding base through a fixing screw (14).

7. The hoistway wall convergence laser ranging device of claim 6, wherein: the light reflecting device comprises spiral steel bars (15), a square plate (16) and a light reflecting sticker (17); the reflecting sticker (17) is arranged on one side surface of the square plate (16), and the spiral steel bar (15) is fixed on the other side surface of the square plate (16).

8. A shaft side wall converging laser ranging device as defined in claim 7 wherein: the spiral steel bar (15) is of an L-shaped structure.

9. The hoistway wall convergence laser ranging device of claim 6, wherein: the vertical shaft side wall convergence laser ranging base and the light reflecting device are fixed on the vertical shaft side wall in a welding and pouring mode.

10. The hoistway wall convergence laser ranging device of claim 6, wherein: each vertical shaft side wall convergence laser ranging base and one light reflecting device form a group.