CN211783414U

CN211783414U - Shield tunnel displacement monitoring and measuring device

Info

Publication number: CN211783414U
Application number: CN202020746024.2U
Authority: CN
Inventors: 殷久龙; 殷苏宁; 刘宏兴; 严飞斌; 苏世杰; 蒋虎明; 孔德喜; 殷江宁; 张永生; 张远鹏; 吴俊娴
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-10-27
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a shield tunnel displacement monitoring and measuring device; belongs to the field of tunnel construction equipment; the technical key points of the device comprise a support loop bar, horizontal bars are arranged on two sides of the lower end of the support loop bar, one end of each horizontal bar is movably connected with the support loop bar through a pin shaft, a containing groove is formed in the other end of the upper end face of each horizontal bar, a limiting rod is obliquely arranged on the upper end face of each horizontal bar, one end of each limiting rod is located in the containing groove, one end of each limiting rod is movably connected with the corresponding horizontal bar through a pin shaft, and limiting holes are formed in two sides of the support loop bar; the utility model discloses an all there is the horizon bar in the both sides of supporting the loop bar through round pin axle swing joint, horizon bar and support loop bar mutually perpendicular, therefore the horizon bar keeps the other end of level and two horizon bars all with the laminating of tunnel inner wall, supports the loop bar just on being in the vertical diameter in tunnel, can accurately measure the height in tunnel through reading the scale on the graduation apparatus to calculate the amount of sinking of vault.

Description

Shield tunnel displacement monitoring and measuring device

Technical Field

The utility model relates to a tunnel construction equipment field, more specifically say, especially relate to a shield tunnel displacement control measuring device.

Background

With the high-speed development of urban underground engineering construction, limited by urban ground surface construction structures, more and more urban underground tunnel engineering is adopted and most of the urban underground tunnel engineering is constructed by adopting a shield method. In the construction and propulsion process of the shield tunneling machine, the shield tunnel is shallow in buried depth and rich in underground water, so that the tunnel with the duct piece installed is prone to deformation. In order to ensure the clearance and size of the shield tunnel, it is required to measure the tunnel clearance and vault sag. In the vault subsides measurement process, the peak of tunnel vault can not be found fast accurate to traditional measuring device, leads to producing great error easily between the data after measurationing and the actual data, and secondly traditional measuring device volume is great but not convenient for fold, consequently carries inconvenience.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the not enough of above-mentioned prior art, provide an accurate and portable's shield tunnel displacement control measuring device of measurement.

The technical scheme of the utility model is realized like this: a shield tunnel displacement monitoring and measuring device comprises a support sleeve rod, wherein horizontal rods are arranged on two sides of the lower end of the support sleeve rod, one end of each horizontal rod is movably connected with the support sleeve rod through a pin shaft, a containing groove is formed in the other end of the upper end face of each horizontal rod, a limiting rod is obliquely arranged on the upper end face of each horizontal rod, one end of each limiting rod is located in the containing groove, one end of each limiting rod is movably connected with the corresponding horizontal rod through a pin shaft, limiting holes are formed in two sides of the support sleeve rod, the other end of each limiting rod is located in the corresponding limiting hole and is matched with the corresponding limiting hole, a first sliding rod and a second sliding rod are movably inserted into the upper end and the lower end of the support sleeve rod respectively, a limiting insertion hole is formed in the middle of one side of the second sliding rod, a circular hole is formed in the lower end of the side wall of the support sleeve rod, a limiting insertion rod is movably inserted into the corresponding limiting insertion hole, and a dial gauge is vertically arranged on one side wall of the first slide bar and the other side wall of the second slide bar.

As a further scheme of the invention: the other end of the limiting insertion rod penetrates through the round hole and extends to the outer side of the supporting sleeve rod, and the other end of the limiting insertion rod is fixedly connected with a fixing block.

As a further scheme of the invention: the other end outside of spacing inserted bar cup joints and is connected with tension spring, tension spring's both ends respectively with a side of fixed block and one side outer wall fixed connection of support loop bar.

As a further scheme of the invention: the other end of the upper end face of the horizontal rod and the upper ends of the two side walls of the supporting sleeve rod are fixedly connected with magnets, an adjusting knob is arranged at the upper end of one side wall of the supporting sleeve rod, and the adjusting knob is located above the magnets on the supporting sleeve rod.

As a further scheme of the invention: the horizontal rod is perpendicular to the supporting sleeve rod, and an included angle between the limiting rod and the horizontal rod is forty-five degrees.

As a further scheme of the invention: and one side wall of one horizontal rod is fixedly connected with a horizontal ruler, and the horizontal ruler is vertical to the support sleeve rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a both sides at the support loop bar all have the horizon bar through round pin axle swing joint, horizon bar and support loop bar mutually perpendicular, therefore the horizon bar keeps the level and when the other end of two horizon bars all laminated with the tunnel inner wall, support the loop bar and just be in the vertical diameter in tunnel, the upper end of first slide bar and the lower extreme of second slide bar are tunnel vault and minimum respectively, can measure the height of tunnel accurately through reading the scale on the graduation apparatus, thereby calculate the amount of sinking of vault;

2. the utility model discloses an upper end other end in the groove of accomodating has been seted up and has been accomodate the groove, and the one end of gag lever post is located accomodate the inslot and passes through round pin axle swing joint with the horizon bar, therefore the gag lever post can rotate folding income and accomodate the inslot, and the horizon bar can rotate the laminating in the side of supporting the loop bar, has reduced occuping of space for this device carries more conveniently.

Drawings

The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.

Fig. 1 is a schematic front view of the overall structure of the present invention.

Fig. 2 is a schematic view of the whole structure of the present invention.

Fig. 3 is a schematic side sectional view of the second sliding rod structure of the present invention.

In the figure: 1. supporting the loop bar; 2. a horizontal bar; 3. a receiving groove; 4. a limiting rod; 5. a limiting hole; 6. a first slide bar; 7. a second slide bar; 8. limiting the jacks; 9. a circular hole; 10. a limiting inserted rod; 11. a dial gauge; 12. a fixed block; 13. a tension spring; 14. a magnet; 15. adjusting a knob; 16. a level bar.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

The utility model provides a shield tunnel displacement monitoring and measuring device as shown in figures 1-3, which comprises a support sleeve rod 1, wherein both sides of the lower end of the support sleeve rod 1 are provided with horizontal rods 2, one end of each horizontal rod 2 is movably connected with the support sleeve rod 1 through a pin shaft, the other end of the upper end surface of each horizontal rod 2 and the upper ends of the two side walls of the support sleeve rod 1 are fixedly connected with magnets 14, therefore, the horizontal rods 2 can rotate and be folded and attached to the side surfaces of the support sleeve rod 1, the magnets 14 provide suction force to prevent the horizontal rods 2 from falling off the support sleeve rod 1, the upper end and the lower end of the support sleeve rod 1 are respectively and movably inserted with a first slide rod 6 and a second slide rod 7, the upper end of one side wall of the support sleeve rod 1 is provided with an adjusting knob 15, the adjusting knob 15 is positioned above the magnets 14 on the support sleeve rod 1, the first slide rod 6 and the second slide rod 7 can slide in the support sleeve, the adjustment knob 15 is able to limit the sliding of the first slide bar 6.

Secondly, a horizontal ruler 16 is fixedly connected to one side wall of one horizontal rod 2, the horizontal ruler 16 is perpendicular to the supporting sleeve rod 1, the other end of the upper end face of the horizontal rod 2 is provided with an accommodating groove 3, the upper end face of the horizontal rod 2 is obliquely provided with a limiting rod 4, the included angle between the limiting rod 4 and the horizontal rod 2 is forty-five degrees, the horizontal rod 2 is perpendicular to the supporting sleeve rod 1, one end of the limiting rod 4 is positioned in the accommodating groove 3, one end of the limiting rod 4 is movably connected with the horizontal rod 2 through a pin shaft, so that the limiting rod 4 can rotate, fold, retract and enter the accommodating groove 3, the two sides of the supporting sleeve rod 1 are provided with limiting holes 5, the other end of the limiting rod 4 is positioned in the limiting holes 5 and is matched with the limiting holes 5, therefore, the other ends of the two horizontal rods 2 are both attached to the inner wall of the tunnel, the supporting sleeve rod 1 can be ensured to be positioned on the diameter of the circle where, the horizontal rod 2 is adjusted to be horizontal through the horizontal ruler 16, the supporting sleeve rod 1 can be kept vertical, therefore, the contact point of the upper end of the first sliding rod 6 and the inner wall of the tunnel is the vault of the tunnel, the contact point of the lower end of the second sliding rod 7 and the inner wall of the tunnel is the lowest point of the tunnel, the distance between the upper end of the first sliding rod and the inner wall of the tunnel is the maximum height of the tunnel, and the sinking amount of the vault can be calculated by measuring the height of the tunnel.

And, a limit jack 8 is arranged in the middle of one side of the second slide bar 7, a round hole 9 is arranged at the lower end of the side wall of the support sleeve bar 1, a limit inserted bar 10 is movably inserted in the round hole 9, one end of the limit inserted bar 10 is positioned in the limit jack 8 and matched with the limit jack 8, the other end of the limit inserted bar 10 penetrates through the round hole 9 and extends to the outer side of the support sleeve bar 1, a fixed block 12 is fixedly connected with the other end of the limit inserted bar 10, a tension spring 13 is connected with the outer side of the other end of the limit inserted bar 10 in a sleeved mode, two ends of the tension spring 13 are respectively fixedly connected with one side surface of the fixed block 12 and the outer wall of one side of the support sleeve bar 1, the fixed block 12 is pulled to separate one end of the limit inserted bar 10 from the limit jack 8, the second slide bar 7 slides downwards in the support sleeve bar 1 under the action of gravity until the lower end of the second slide bar 7 is attached to the inner wall, the elongation of the first slide bar 6 and the second slide bar 7 can be read by reading the value on the scale 11, i.e. the height of the tunnel can be obtained.

The utility model discloses the theory of operation:

when the device is used, firstly, the horizontal rods 2 are rotated to separate the magnets 14 on the horizontal rods 2 from the magnets 14 on the supporting sleeve rods 1, then the limiting rods 4 are rotated out of the accommodating grooves 3, the other ends of the limiting rods 4 are inserted into the limiting holes 5, the supporting sleeve rods 1 are perpendicular to the horizontal rods 2 at the moment, the other ends of the two horizontal rods 2 are attached to the inner wall of a tunnel, then the horizontal rods 2 are kept horizontal by adjusting the horizontal ruler 16, and at the moment, the supporting sleeve rods 1 are located on the vertical diameter of the circle where the tunnel is located;

then pulling fixed block 12 makes the one end of spacing inserted bar 10 separate with spacing jack 8, the lower extreme of second slide bar 7 can slide down to the laminating of tunnel lower extreme inner wall under the effect of gravity, unscrews adjust knob 15 again and slides first slide bar 6 until the upper end of first slide bar 6 and the laminating of tunnel upper end inner wall, reads the data on two graduations meters 11 at this moment and can reachs the height in tunnel to calculate the amount of sinking of vault.

The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.

Claims

1. The utility model provides a shield tunnel displacement monitoring measuring device which characterized in that: comprises a support loop bar (1), wherein horizontal bars (2) are arranged on two sides of the lower end of the support loop bar (1), one end of each horizontal bar (2) is movably connected with the support loop bar (1) through a pin shaft, a containing groove (3) is formed in the other end of the upper end face of each horizontal bar (2), a limiting rod (4) is obliquely arranged on the upper end face of each horizontal bar (2), one end of each limiting rod (4) is positioned in the containing groove (3), one end of each limiting rod (4) is movably connected with the horizontal bar (2) through a pin shaft, limiting holes (5) are formed in two sides of the support loop bar (1), the other end of each limiting rod (4) is positioned in each limiting hole (5) and matched with the corresponding limiting hole (5), a first sliding bar (6) and a second sliding bar (7) are movably inserted into the upper end and the lower end of the support loop bar (1), a limiting jack (8) is formed in the middle of one side of the second sliding bar (7), round hole (9) have been seted up to the lateral wall lower extreme of support loop bar (1), round hole (9) internalization is pegged graft and is had spacing inserted bar (10), the one end of spacing inserted bar (10) is located spacing jack (8) and with spacing jack (8) looks adaptation, a lateral wall of first slide bar (6) and another lateral wall of second slide bar (7) are all vertical to be provided with graduation apparatus (11).

2. The shield tunnel displacement monitoring and measuring device according to claim 1, wherein the other end of the limiting inserted rod (10) penetrates through the circular hole (9) and extends to the outer side of the support sleeve rod (1), and the other end of the limiting inserted rod (10) is fixedly connected with a fixing block (12).

3. The shield tunnel displacement monitoring and measuring device according to claim 2, wherein a tension spring (13) is sleeved and connected to the outer side of the other end of the limiting inserted rod (10), and two ends of the tension spring (13) are respectively fixedly connected to one side surface of the fixing block (12) and the outer wall of one side of the support sleeve rod (1).

4. The shield tunnel displacement monitoring and measuring device according to claim 1, wherein magnets (14) are fixedly connected to the other end of the upper end face of the horizontal rod (2) and the upper ends of the two side walls of the support sleeve rod (1), an adjusting knob (15) is arranged at the upper end of one side wall of the support sleeve rod (1), and the adjusting knob (15) is located above the magnets (14) on the support sleeve rod (1).

5. The shield tunnel displacement monitoring and measuring device according to claim 1, wherein the horizontal rod (2) is perpendicular to the support sleeve rod (1), and an included angle between the limiting rod (4) and the horizontal rod (2) is forty-five degrees.

6. The shield tunnel displacement monitoring and measuring device according to claim 1, wherein a horizontal ruler (16) is fixedly connected to a side wall of one of the horizontal rods (2), and the horizontal ruler (16) is perpendicular to the support sleeve rod (1).