CN215217614U - Target for tunnel long-edge wire through measurement - Google Patents

Abstract

The utility model belongs to the technical field of the engineering survey, concretely relates to long limit wire in tunnel link up and measure and use target. The tunnel long-edge wire through measurement target comprises a shell and a row of lamps. The front surface of the shell is embedded with a light-transmitting plate. The bank light is arranged in the shell and comprises a plurality of parallel lamp belts, and the lamp belts are all positioned on the same plane and are symmetrically arranged along the vertical central line of the shell; the light emitted by the lamp strip is directed towards the light-transmitting plate. The utility model discloses a long limit wire in tunnel link up and measure and use target, can effectively reduce the influence of observing the condition in the tunnel, increase the length of side is surveyed to the interior wire in the tunnel, reduces the wire and establishes the quantity of standing, and then promotes the horizontal precision of lining up in tunnel.

Description

Target for tunnel long-edge wire through measurement

Technical Field

The utility model belongs to the technical field of the engineering survey, concretely relates to long limit wire in tunnel link up and measure and use target.

Background

In the tunnel engineering construction, the tunnel penetration inevitably contains penetration errors, the penetration errors of the tunnel engineering comprise three directions of horizontal direction, longitudinal direction and vertical direction, and the horizontal penetration errors are obviously limited by factors of measurement conditions in a tunnel and most difficultly meet the tunnel construction requirements from the aspects of the current measurement technology, instrument and equipment performance and engineering requirements. According to the propagation law of measurement errors, the transverse through errors are mainly caused by the measurement factors of the wires in the holes; along with the extension of tunnel distance, the increase of wire number of establishing the station, the error that the wire measured can incessantly accumulate to lead to the inside horizontal through precision of tunnel to reduce by a wide margin.

At present, the measurement of the wires in the tunnel is usually carried out by adopting an observation method of manual collimation and automatic collimation, the observation based on any method is limited by the observation environment conditions such as smoke, dust, illumination and the like in the tunnel, the side length of the wires in the tunnel is generally controlled to be 300-400m, the maximum side length of the wires in the tunnel with better visual conditions is not more than 800m, and for example, the side length of the wires for through measurement in the engineering of the immersed tube tunnel of the HongZhong Zhu-Australian bridge is designed to be 720 m. Because the total length of the wire network in the tunnel is determined by the length of the tunnel, the tunnel transverse through measurement needs to obtain higher precision on the premise of not changing the length of the tunnel, and the key is to increase the observation side length of the wires in the tunnel so as to reduce the number of the wires in the tunnel for station setting.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists among the correlation technique, the utility model provides a long limit wire in tunnel link up and measure with target for effectively reduce the influence of observing the condition in the tunnel, increase the length of a side in the tunnel wire observation, reduce the wire and establish the quantity of standing, promote the measuring accuracy that transversely link up in tunnel.

The utility model provides a long limit wire in tunnel link up and measure and use target, include:

the front surface of the shell is embedded with a light-transmitting plate;

the bank light is arranged in the shell and comprises a plurality of parallel lamp belts, and the lamp belts are all positioned on the same plane and are symmetrically arranged along the vertical central line of the shell; the light emitted by the lamp strip is directed towards the light-transmitting plate.

This technical scheme effectively reduces the influence of observation condition in the tunnel through the setting of bank of lights, reaches the purpose that increases the length of side in order to reduce the wire and establish the number of stations in the wire observation side in the tunnel.

In some of these embodiments, the light strip is a red light strip; the electric power of each lamp strip is 2.6W, and the brightness is 120-200 lumens. According to the technical scheme, through the color and performance arrangement of the lamp strip, the penetrating power and the brightness of the target for measuring the penetration of the long-edge wire of the tunnel are improved.

In some of these embodiments, the number of light strips is 12.

In some of these embodiments, each strip of light transmits light through the light-transmissive panel with a luminous length of 250mm and a width of 5mm, with a spacing of 2mm between adjacent strips.

In some embodiments, the tunnel long-side wire penetrating through the measuring target further comprises a control switch for controlling the on and off of the light strip, and the control switch is mounted on the back face of the shell.

In some embodiments, the tunnel long-side wire penetrating measuring target further comprises a DC socket mounted on the back surface of the housing, wherein the input end of the DC socket is connected with an external power supply, and the output end of the DC socket is connected with the row lamp.

In some embodiments, the tunnel long-side wire through-measurement target further comprises an adapter, wherein the upper part of the adapter is connected with the bottom of the shell, and the lower part of the adapter is internally provided with a copper sleeve so as to mount the adapter on a measurement base with preset wire points through the copper sleeve. According to the technical scheme, the arrangement of the adapter realizes the stable assembly of the target for the tunnel long-edge wire through measurement and the measurement base.

In some embodiments, the lower part of the adapter is also provided with a seat cover button, and the seat cover button comprises a button body and a positioning flange annularly arranged on the outer wall of the button body; the positioning flange is positioned in an accommodating hole formed by the adapter and the copper seat cover together, and the seat cover button reciprocates along the axial direction of the accommodating hole so as to enable the outer wall of the positioning flange to protrude into or separate from the inner cavity of the copper seat cover; the button body does not contact with the copper seat sleeve in the axial reciprocating motion process along the containing hole. According to the technical scheme, the socket sleeve button is arranged, so that the convenience in dismounting the long-edge wire of the tunnel between the target for through measurement and the measurement base is realized.

In some of these embodiments, the material of the light-transmitting panel is white transparent plexiglass.

Based on the technical scheme, the embodiment of the utility model provides an in long limit wire link up in tunnel and measure with target, can effectively reduce the influence of observing the condition in the tunnel, increase the length of side is surveyed to the interior wire in tunnel, reduces the wire and establishes the quantity of standing, promotes the horizontal through measurement accuracy in tunnel.

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, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a front view of a tunnel long-side wire through measurement target (a light-transmitting plate is not shown) according to the present invention;

fig. 2 is a rear perspective view of the tunnel long-side wire through measurement target of the present invention;

fig. 3 is an exploded view of a structure of a tunnel long-side wire through measurement target according to the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 1;

fig. 5 is a sectional view B-B of fig. 4.

In the figure:

1. a housing; 2. a light-transmitting plate; 3. arranging lamps; 31. a light strip; 4. a control switch; 5. a DC outlet; 6. an adapter; 61. a copper seat cover; 62. a seat cover button; 621. a button body; 622. a positioning flange; 63. a button back plate; 64. a housing hole; 7. an upper cover; 8. and (4) riveting.

Detailed Description

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. It is obvious that the described embodiments are only some, not all embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the target for measuring the penetration of a long-side wire in a tunnel of the present invention includes a housing 1 and a bank light 3. A light-transmitting plate 2 is embedded in the front surface of the shell 1 and used for transmitting light emitted by the row lamps 3; the top of the shell 1 is provided with an upper cover 7 for closing the top end of the shell 1; the housing 1 is typically made of an aluminum alloy material. The bank light 3 is arranged in the shell 1, and the bank light 3 comprises a plurality of parallel lamp strips 31; the lamp belts 31 are all positioned on the same plane and are symmetrically distributed along the vertical central line of the shell 1; the light emitted by the light strip 31 is directed towards the light-transmitting panel 2.

Above-mentioned exemplary embodiment, through the setting of bank of lights 3, effectively reduce the influence of observing the condition in the tunnel, reach the purpose that length of side is surveyed in order to reduce the wire and establish the station quantity to wire in the increase tunnel.

In some embodiments, the light strip 31 is a red light strip; the electric power of each lamp strip 31 is 2.6W, the brightness is 120-200 lumen, and the brightness of each lamp strip 31 can be manually adjusted.

Further, in a measuring environment with dark light and much dust and salt fog in a tunnel, the penetrating power of blue light, yellow light, green light and white light is weak, when the side length of a lead exceeds 700m, a measuring target becomes fuzzy, and the accuracy of manual collimation observation is difficult to realize; and ruddiness' penetrating power is strong, the utility model discloses a long cloth in wire limit is established when 1500m, and measurement target still is clear and the light source does not disperse, and the artifical accurate nature of observing of alighting is very high.

According to the illustrative embodiment, through the color and performance of the lamp strip 31, the penetrating power and brightness of the long-side wire of the tunnel penetrating through the target for measurement are improved, so that the profile of the target, namely the measurement target, is clear and stable, and manual sighting observation is facilitated.

As shown in fig. 1, 3, in some embodiments, the number of the light strips 31 is 12; the light-emitting length L of each lamp strip 31 through the transmission of light-transmitting plate 2 is 250mm, the width W is 5mm, and the interval P between adjacent lamp strips 31 is 2 mm. Further, all the lamp strips 31 are symmetrically arranged along the vertical center line of the target to be combined into the bank light 3; in the manufacturing process of the bank light 3, the dimensional accuracy needs to be strictly ensured, and the error is less than 0.5 mm. This exemplary embodiment, through the quantity and the size setting of lamp area 31, realized bank light 3's structural design.

As shown in fig. 2 and 3, in some embodiments, the tunnel long-side wire penetrating through the measuring target further comprises a control switch 4 for controlling the on and off of the light strip 31, and the control switch 4 is mounted on the back surface of the casing 1.

Further, the control switch 4 includes a plurality of sub-switches, each sub-switch controls the on/off of a plurality of light strips 31, and the number of the on/off of the light strips 31 is adjusted according to the specific observation environment and the actual side length of the conducting wire in the tunnel. In this embodiment, the control switch 4 includes 6 sub-switches, each of which controls the on/off of the two symmetrical light strips 31, and the light transmission amount of the target is controlled and adjusted by the sub-switches. It should be understood that the present invention is not limited thereto, and those skilled in the art can flexibly adjust the specific setting of the control switch 4 according to actual needs.

Above-mentioned exemplary embodiment, through control switch 4's setting, the manual regulation and control light transmission volume of being convenient for, it is nimble convenient, improve work efficiency.

As shown in fig. 2 and 3, in some embodiments, the tunnel long-side wire penetration measuring target further comprises a DC socket 5 mounted on the back surface of the housing 1, wherein the input end of the DC socket 5 is connected with an external power supply, and the output end is connected with the bank light 3. Further, the target adopts a 12V battery as an external basic power supply, and a 60AH battery can provide continuous 6-hour observation at night. According to the illustrative embodiment, the connection between the target for measuring the long-edge wire of the tunnel through and the external power supply is realized, and the power supply problem of the target is solved.

As shown in fig. 2, 3 and 5, in some embodiments, the tunnel long-side wire penetration measuring target further comprises an adapter 6, the upper part of the adapter 6 is connected with the bottom of the housing 1, and the lower part of the adapter 6 is provided with a copper sleeve 61, so that the adapter 6 is mounted on a measuring base (not shown) with preset wire points through the copper sleeve 61.

Further, the target center and the center of the surveying base are located on the same vertical line by the adapter 6. After the target and the measuring base are installed, whether the upper center line and the lower center line of the target coincide or not is monitored by using the vertical angle function of the total station, the installation accuracy is guaranteed to be less than 1.0mm, and the tunnel through measurement accuracy is further guaranteed. In addition, the adapter 6 can rotate 360 degrees relative to the measuring base, so that the light emitting direction of the target can be flexibly adjusted according to observation requirements.

In the above exemplary embodiment, by providing the adapter 6, the long-side wire of the tunnel is stably connected to the measurement target and the measurement base.

As shown in fig. 1, 3-5, in some embodiments, the lower portion of the adapter 6 is further provided with a seat cover button 62, and the seat cover button 62 comprises a button body 621 and a positioning flange 622 circumferentially disposed on the outer wall of the button body 621; the positioning flange 622 is positioned in a containing hole 64 formed by the adapter 6 and the copper sleeve 61 together, and the sleeve button 62 reciprocates along the axial direction of the containing hole 64 so as to enable the outer wall of the positioning flange 622 to protrude into or separate from the inner cavity of the copper sleeve 61; the button body 621 does not come into contact with the copper seat cover 61 during the axial reciprocation along the accommodation hole 64.

To explain this, the seat cover button 62 is mounted on the front surface of the adaptor 6, the button back plate 63 is mounted on the back surface of the adaptor 6, and the seat cover button 62 is provided with an ejecting mechanism (not shown) which is pressed against the button back plate 63. When the adapter 6 and the measuring base are in an assembly state, under the action of the elastic force of the pop-up mechanism, the socket sleeve button 62 protrudes into the positioning flange 622 of the inner cavity of the copper socket sleeve 61 to be clamped and limited with the measuring base, so that the adapter 6 and the measuring base are tightly connected; the sleeve button 62 is pressed down, the positioning flange 622 is separated from the inner cavity of the copper sleeve 61, namely, the measuring base is not clamped and limited any more, and the button body 621 does not contact with the copper sleeve 61 in the moving process, so that the adapter 6 can be conveniently taken down from the measuring base.

In the exemplary embodiment, the arrangement of the seat cover button 62 realizes the convenience of assembling and disassembling the long-side wire of the tunnel between the survey target and the survey base, saves time and labor, and improves the working efficiency.

In some embodiments, the material of the light-transmitting panel 2 is white transparent plexiglass.

Through right the utility model discloses a long limit wire in tunnel link up the explanation of a plurality of embodiments of measuring target for measurement, can see the utility model discloses at least, have following one or more advantages:

1. by arranging the bank lights 3, the influence of observation conditions in the tunnel is effectively reduced, the observation side length of the wires in the tunnel is increased, and the number of the wires for setting stations is reduced;

2. by the arrangement of the adapter 6, the convenience of assembling and disassembling the long-edge wire of the tunnel between the survey target for through measurement and the measurement base is realized, and the working efficiency of measurement is improved;

3. the utility model discloses a target for measuring the through of long-side wires in tunnels, which has simple structure and convenient use, and is suitable for measuring the transverse through of tunnels in any net arrangement mode in tunnels; under the technical current situation that the side length of a wire in the existing tunnel is observed to be not more than 800m, the wire is increased to 1500m in a breakthrough manner, the observation target is ensured to be clear and stable, and the transverse through measurement precision of the tunnel is remarkably improved.

Finally, it should be noted that: the embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (9)

1. A long limit wire link up survey of tunnel uses target, its characterized in that includes:

the front surface of the shell is embedded with a light-transmitting plate;

the bank light is arranged in the shell and comprises a plurality of parallel lamp belts, and the lamp belts are all positioned on the same plane and symmetrically arranged along the vertical central line of the shell; the light emitted by the lamp strip is directed towards the light-transmitting plate.

2. The tunnel long-side wire through-measurement target according to claim 1, wherein said light strip is a red light strip; the electric power of each lamp strip is 2.6W, and the brightness is 120-200 lumens.

3. The target for long-side wire-through measurement of tunnels of claim 2, wherein the number of the light strips is 12.

4. The tunnel long-side wire through-measurement target according to claim 3, wherein each of said light strips has an emission length of 250mm and a width of 5mm, and a distance between adjacent light strips is 2 mm.

5. The tunnel long-side wire penetration measuring target according to claim 1, further comprising a control switch for controlling on/off of said light strip, said control switch being mounted on a rear surface of said housing.

6. The tunnel long-side wire through-measurement target according to claim 1, further comprising a DC socket mounted on the rear surface of said housing, wherein an input end of said DC socket is connected to an external power source, and an output end of said DC socket is connected to said bank light.

7. The tunnel long-side wire through-measurement target according to claim 1, further comprising an adapter, wherein an upper portion of said adapter is connected to a bottom portion of said housing, and a lower portion of said adapter houses a copper sleeve for mounting said adapter on a measurement base with a predetermined wire point through said copper sleeve.

8. The tunnel long-side wire through-measurement target according to claim 7, wherein a sleeve button is further mounted on a lower portion of said adapter, said sleeve button comprising a button body and a positioning flange circumferentially disposed on an outer wall of said button body; the positioning flange is positioned in an accommodating hole formed by the adapter and the copper seat cover together, and the seat cover button reciprocates along the axial direction of the accommodating hole so as to enable the outer wall of the positioning flange to protrude into or separate from the inner cavity of the copper seat cover; the button body does not contact with the copper seat sleeve in the axial reciprocating motion process along the containing hole.

9. The tunnel long-side wire penetration measuring target according to claim 1, wherein the light-transmitting plate is made of white transparent organic glass.

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