CN220269063U - Support device for measuring shield posture - Google Patents

Support device for measuring shield posture Download PDF

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Publication number
CN220269063U
CN220269063U CN202320490667.9U CN202320490667U CN220269063U CN 220269063 U CN220269063 U CN 220269063U CN 202320490667 U CN202320490667 U CN 202320490667U CN 220269063 U CN220269063 U CN 220269063U
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China
Prior art keywords
support
shield
tray
connecting rod
support device
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CN202320490667.9U
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Chinese (zh)
Inventor
林登辉
马润韬
程皎
雍毅
李艳斌
张茳伟
黄兵兵
朱宇强
尹业锦
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CCCC First Highway Xiamen Engineering Co Ltd
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CCCC First Highway Xiamen Engineering Co Ltd
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Priority to CN202320490667.9U priority Critical patent/CN220269063U/en
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Publication of CN220269063U publication Critical patent/CN220269063U/en
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Abstract

The utility model relates to the technical field of shield measurement equipment and discloses a support device for measuring the attitude of a shield, which comprises a support tray, wherein a connecting rod is arranged on one side of the support tray, and a connecting screw cylinder connected with a screw on a shield trolley is arranged at the bottom of the connecting rod; wherein the connecting rod is rotationally connected with the connecting screw cylinder; the support tray is provided with a fixing piece connected with the measuring equipment; the utility model can effectively shorten the time for measuring the shield posture, improve the measurement efficiency, and the device can be recycled, thereby reducing a large amount of cost.

Description

Support device for measuring shield posture
Technical Field
The utility model relates to the technical field of shield measurement equipment, in particular to a support device for measuring the attitude of a shield.
Background
In view of the fact that in the conventional process of measuring the shield posture at present, a control point in a tunnel is required to be used as a measuring datum point, an instrument is manually erected on the control point to observe a shield posture reference point of the shield machine, shield posture calculation is carried out, and finally a manual shield posture rechecking result is obtained. However, in actual work, there are often guide rails on the tunnel bottom segment, sludge and water, and there are many inconveniences in erecting the instrument turning points, and suitable temporary turning points made by using marker pens are often not found. And after checking the third point by using a rearview orientation method, measuring at the lower turning points of the trolley respectively, erecting a foot rest, at least 2 turning points, and guiding the shield from the lower turning point of the trolley of the shield machine to the vicinity of the reference point of the shield tail for measuring the shield posture, thereby being time-consuming and labor-consuming. Accordingly, in the prior art, there is a need for a support device for measuring the attitude of a shield.
Disclosure of Invention
The utility model aims to provide the support device for measuring the shield posture, which can effectively shorten the time for measuring the shield posture, improve the measurement efficiency, realize the cyclic utilization of the device and reduce a large amount of cost.
The utility model adopts the following technical scheme:
the support device for measuring the shield posture comprises a support tray, wherein a connecting rod is arranged on one side of the support tray, and a connecting screw barrel connected with a screw on a shield trolley is arranged at the bottom of the connecting rod; wherein the connecting rod is rotationally connected with the connecting screw cylinder; the support tray is provided with a fixing piece connected with the measuring equipment.
Preferably, the connecting rod is movably sleeved with a positioning sleeve which can be adjusted along the vertical direction of the connecting rod, and the opposite end surfaces of the connecting screw cylinder and the positioning sleeve are provided with mutually meshed positioning teeth.
Preferably, a limit part is arranged on the side surface of the connecting rod in a protruding way, and a limit groove is formed in the positioning sleeve in the vertical direction; when the positioning sleeve is meshed with the connecting screw cylinder, the limiting part is positioned at the top of the limiting groove.
Preferably, the supporting tray is provided with a universal level.
Preferably, the fixing piece comprises a supporting piece arranged at the bottom of the supporting tray, and a connecting bolt is arranged on the supporting piece in a threaded manner; the support tabs are adjustable along the length of the support tray.
Preferably, the supporting tray is provided with an adjusting groove for the connecting bolt to move, guide grooves parallel to the adjusting groove are formed in two sides of the adjusting groove, and the supporting piece is connected with a positioning plate through a guide rod penetrating through the guide grooves; the positioning plate is provided with a through hole for the connecting bolt to movably pass through; the bottom of the supporting tray is provided with a sliding groove, and the supporting sheet is elastically provided with a sliding block in sliding contact with the sliding groove.
Preferably, the supporting piece is provided with a containing cylinder, and the sliding block is arranged in the containing cylinder through a buffer spring.
Preferably, the sliding block is movably provided with a ball.
Preferably, the end surfaces of the supporting tray and the positioning plate, which are contacted, are provided with mutually meshed locking teeth.
Preferably, one end of the support tray, provided with the connecting rod, is in a circular arc structure.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through the arrangement of the connecting screw cylinder, the fixed connection of the supporting tray on the shield trolley can be realized, the phenomenon of inconvenient erection of instrument turning points caused by the influence of adverse factors such as guide rails, silt, ponding and the like on the pipe sheet at the bottom of the tunnel is avoided, and the convenience of operation is improved; the support tray is rotationally connected with the connecting screw cylinder by the connecting rod, the position state of the support tray can be adjusted according to the measurement requirement, so that the use requirement of different states can be met by matching with the measurement equipment.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic view of the positioning sleeve and the connecting screw barrel in the embodiment of the present application in a separated state;
FIG. 3 is a side partial cross-sectional view of a support tray according to an embodiment of the present application;
fig. 4 is an enlarged view of a in fig. 3.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings and examples in which:
as shown in fig. 1 to 4, the support device for measuring the attitude of the shield comprises a support tray 1, wherein a connecting rod 2 is arranged at one side of the support tray 1, a connecting screw cylinder 3 is arranged at the bottom of the connecting rod 2, and the connecting screw cylinder 3 is used for being connected with a screw rod arranged on a shield trolley so as to realize the fixing operation of the support tray 1; the connecting rod 2 is rotationally connected with the connecting screw cylinder 3 so as to adjust the position of the supporting tray 1, so that different position requirements of the measuring equipment are met when the measuring equipment works; the support tray 1 is provided with a fixing piece which is used for fixing the measuring equipment on the support tray 1; the measuring device used in this embodiment is a total station. According to the utility model, the supporting tray 1 is directly fixed with the screw on the shield trolley by utilizing the connecting screw cylinder 3, so that the fixing operation of the supporting tray 1 can be realized, no additional special erection of instrument turning points is needed, the phenomenon of inconvenient erection of the instrument turning points caused by the existence of a plurality of bad factors in the tunnel is avoided, and the convenience of operation is improved; through utilizing connecting rod 2 to rotate the support tray 1 with connect spiral shell section of thick bamboo 3 and be connected, can be according to the measurement demand, through the position of rotating support tray 1, realize the purpose of adjusting measuring equipment's position, easy and simple to handle, swift.
Further, a positioning sleeve 4 which can be adjusted along the vertical direction is movably sleeved on the connecting rod 2, and positioning teeth 5 which are meshed with each other are arranged on the opposite end surfaces of the connecting screw cylinder 3 and the positioning sleeve 4; the positioning sleeve 4 and the positioning teeth 5 can position the support tray 1 after the position adjustment, avoid the movement of the support tray during the working process, and ensure the stability of the measuring equipment during the use process. When the supporting tray 1 needs to be adjusted, the positioning sleeve 4 is pulled upwards to separate the positioning teeth 5 at the bottom of the positioning sleeve from the positioning teeth 5 on the connecting screw cylinder 3, then the supporting tray 1 is rotated to a required position, and the positioning sleeve 4 is put down to enable the positioning teeth 5 on the positioning sleeve to be meshed with the positioning teeth 5 on the connecting screw cylinder 3; specifically, a limiting part 6 is convexly arranged on the side surface of the connecting rod 2, and a limiting groove 7 is formed in the positioning sleeve 4 along the vertical direction; when the positioning sleeve 4 is meshed with the connecting screw cylinder 3, the limiting part 6 is positioned at the top of the limiting groove 7; the positions of the connecting rods 2 can be limited by the arrangement of the limiting parts 6 and the limiting grooves 7, so that the connecting rods 2 are prevented from being separated from the positioning sleeve 4 to rotate independently, and the positioning function of the positioning sleeve 4 is lost; in addition, a structure that a limit sliding block is arranged inside the positioning sleeve 4, and a limit sliding groove matched with the limit sliding block is vertically arranged at the opposite position on the connecting rod 2 can also be adopted.
Further, a universal level meter 8 is further arranged on the support tray 1 so as to ensure the horizontality of the position of the support tray 1 after installation; in addition, in the embodiment, the fixing piece specifically comprises a supporting piece 9 arranged at the bottom of the supporting tray 1, and a connecting bolt 10 matched with a bolt hole at the bottom of the measuring equipment is arranged on the supporting piece 9 in a threaded manner; the support sheet 9 is adjustable along the length of the support tray 1 to adjust the mounting position of the measuring device; specifically, an adjusting groove 11 for moving the connecting bolt 10 is formed in the supporting tray 1, guide grooves 12 parallel to the adjusting groove 11 are formed in two sides of the adjusting groove 11, and the supporting piece 9 is connected with a positioning plate 14 through a guide rod 13 which movably penetrates through the guide grooves 12; the positioning plate 14 is provided with a through hole for the connecting bolt 10 to movably pass through; a sliding groove 15 is arranged at the bottom of the support tray 1, and a sliding block 16 which is in sliding contact with the sliding groove 15 is elastically arranged on the support sheet 9; in the initial state, the positioning plate 14 is tightly attached to the supporting tray 1; when the position of the connecting bolt 10 needs to be adjusted, the supporting piece 9 is pushed upwards, the elastic structure between the sliding block 16 and the supporting piece 9 is contracted, the positioning plate 14 is jacked upwards through the guide rod 13 to be separated from contact with the supporting tray 1, and the sliding supporting piece 9 moves at the moment; preferably, the supporting plate 9 is provided with a receiving cylinder 17, and the slider 16 is disposed in the receiving cylinder 17 by a buffer spring 18. In order to reduce friction between the sliding block 16 and the sliding groove 15 during movement, the sliding block 16 is also movably provided with a ball 19, and the ball 19 is in contact with the sliding groove 15.
In this embodiment, the end surfaces of the supporting tray 1 and the positioning plate 14, which are in contact with each other, are provided with mutually meshed locking teeth 20, so that positioning locking between the positioning plate 14 and the supporting tray 1 can be realized through the locking teeth 20, stability of the positioning plate 14 during positioning is further improved, and stability of the measuring device during working is ensured. In addition, in the present embodiment, the end of the support tray 1 where the connecting rod 2 is disposed is preferably configured in a circular arc shape, so as to reduce the size of the end thereof and promote the smoothness of the support tray 1 during rotation adjustment.
When the shield support device is used, the support tray 1 is mounted on a screw on a shield trolley through the connecting screw cylinder 3, then the position of the connecting bolt 10 is adjusted according to actual use requirements, and the fixing operation of the measuring equipment on the support tray 1 is realized through the connecting bolt 10; when the position of the measuring equipment is required to be adjusted, the positioning sleeve 4 is pulled up, the supporting tray 1 is rotated to a designated position, and then the positioning sleeve 4 is put down to enable the positioning teeth 5 on the positioning sleeve to be meshed with the positioning teeth 5 on the top of the connecting screw cylinder 3, so that the positioning operation of the supporting tray 1 after the position adjustment can be realized, and the stability of the supporting tray during working is ensured; the whole structure is convenient and quick to install and adjust, the working efficiency is greatly improved, the structure can be repeatedly used, and the cost is saved; meanwhile, an additional erection supporting structure is not needed, the limitation of adverse factors in the tunnel is avoided, and the practicability is high.

Claims (9)

1. The utility model provides a shield constructs support arrangement for attitude measurement which characterized in that: the shield tunneling machine comprises a support tray, wherein a connecting rod is arranged on one side of the support tray, and a connecting screw barrel connected with a screw on the shield tunneling machine is arranged at the bottom of the connecting rod; wherein the connecting rod is rotationally connected with the connecting screw cylinder; the support tray is provided with a fixing piece connected with the measuring equipment; the fixing piece comprises a supporting piece arranged at the bottom of the supporting tray, and a connecting bolt is arranged on the supporting piece in a threaded manner; the support tabs are adjustable along the length of the support tray.
2. The support device for shield posture measurement according to claim 1, wherein: the connecting rod on the movable sleeve be equipped with can follow its vertical direction adjusting positioning sleeve, connect the spiral shell section of thick bamboo with be provided with intermeshing's positioning teeth on the terminal surface that positioning sleeve is relative.
3. The support device for shield posture measurement according to claim 2, wherein: a limiting part is arranged on the side surface of the connecting rod in a protruding way, and a limiting groove is formed in the positioning sleeve in the vertical direction; when the positioning sleeve is meshed with the connecting screw cylinder, the limiting part is positioned at the top of the limiting groove.
4. The support device for shield posture measurement according to claim 1, wherein: the supporting tray is provided with a universal level meter.
5. The support device for shield posture measurement according to claim 1, wherein: the support tray is provided with an adjusting groove for the connecting bolt to move, guide grooves parallel to the adjusting groove are formed in two sides of the adjusting groove, and the support sheet is connected with a positioning plate through a guide rod penetrating through the guide grooves; the positioning plate is provided with a through hole for the connecting bolt to movably pass through; the bottom of the supporting tray is provided with a sliding groove, and the supporting sheet is elastically provided with a sliding block in sliding contact with the sliding groove.
6. The shield posture measurement support device according to claim 5, wherein: the support piece on be provided with the holding section of thick bamboo, the slider passes through buffer spring setting in the holding section of thick bamboo.
7. The shield posture measurement support device according to claim 6, wherein: the sliding block is movably provided with a ball.
8. The shield posture measurement support device according to claim 7, wherein: and the end surfaces of the supporting tray and the positioning plate, which are contacted with each other, are provided with mutually meshed locking teeth.
9. The support device for shield posture measurement according to claim 1, wherein: one end of the support tray, provided with the connecting rod, is of a circular arc structure.
CN202320490667.9U 2023-03-15 2023-03-15 Support device for measuring shield posture Active CN220269063U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320490667.9U CN220269063U (en) 2023-03-15 2023-03-15 Support device for measuring shield posture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320490667.9U CN220269063U (en) 2023-03-15 2023-03-15 Support device for measuring shield posture

Publications (1)

Publication Number Publication Date
CN220269063U true CN220269063U (en) 2023-12-29

Family

ID=89312241

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320490667.9U Active CN220269063U (en) 2023-03-15 2023-03-15 Support device for measuring shield posture

Country Status (1)

Country Link
CN (1) CN220269063U (en)

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