CN213455487U - Device for quickly calibrating roadway contour line and measuring control point in roadway excavation - Google Patents
Device for quickly calibrating roadway contour line and measuring control point in roadway excavation Download PDFInfo
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- CN213455487U CN213455487U CN202022625358.7U CN202022625358U CN213455487U CN 213455487 U CN213455487 U CN 213455487U CN 202022625358 U CN202022625358 U CN 202022625358U CN 213455487 U CN213455487 U CN 213455487U
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- cylindrical
- roadway
- limiting rod
- connecting frame
- control point
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Abstract
The utility model relates to a device for quickly calibrating a roadway contour line and a measurement control point in roadway driving, which comprises a limiting rod, a cylindrical connecting frame, a cylindrical bracket and a traction assembly; the cylindrical connecting frame is fixedly connected to one side of the upper area of the limiting rod, the cylindrical bracket is fixedly connected to the outer side of the cylindrical connecting frame, and the limiting rod, the cylindrical connecting frame and the cylindrical bracket are located on the same horizontal line; one end of the traction assembly is rotatably connected with the top of the limiting rod, and the other end of the traction assembly is positioned above the cylindrical bracket. The utility model has the characteristics of low in cost of manufacture, nimble convenient, convenient to carry and mark precision, efficiency are higher etc, can carry out "point" to the tunnel construction contour line and measurement control point and mark with "line", avoided setting up platform or forklift platform process, simplified the operation procedure to reduce staff's intensity of labour, increase substantially the efficiency, quality and the security of tunnel construction.
Description
Technical Field
The utility model relates to a tunnel construction technical field especially relates to a mark device of tunnel contour line and measurement control point fast in tunnelling.
Background
In the process of roadway driving construction, in order to control the forming and construction quality of a roadway, before formal driving and drilling of the roadway, the contour line needs to be calibrated on a working face according to a designed section, so that the drilling position and the eye distance are controlled. The calibration habit generally adopts point calibration and line calibration, and in actual operation, because the height of a roadway is usually larger than the operation height of a calibration worker, a construction platform needs to be set up in advance or a platform needs to be set up for secondary calibration after bottom construction is finished, so that the calibration is difficult and the working procedure time of the whole tunneling is increased. In the process of tunneling, a measurer needs to perform on-site paying-off calibration, control points of a roadway are generally arranged on a top plate, the measurer needs to perform point marking on the control points of the top plate, and the existing calibration mode generally needs a forklift platform to operate in a matched mode, so that the time is long, the efficiency is low, the scheduling is difficult, and the manpower is wasted, and therefore, the existing calibration mode has more defects and shortcomings.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mark device of tunnel contour line and measurement control point fast in tunnelling, the efficient carries out "point" to tunnel construction contour line and measurement control point and marks with "line", effectively simplifies the operating procedure, promotes efficiency of construction and quality to reduce staff's intensity of labour.
The utility model adopts the technical scheme as follows:
the utility model provides a device for quickly calibrating a roadway contour line and a measuring control point in roadway driving, which comprises a limiting rod, a cylindrical connecting frame, a cylindrical bracket and a traction assembly; the cylindrical connecting frame is fixedly connected to one side of the upper area of the limiting rod, the cylindrical bracket is fixedly connected to the outer side of the cylindrical connecting frame, and the limiting rod, the cylindrical connecting frame and the cylindrical bracket are located on the same horizontal line; one end of the traction assembly is rotatably connected with the top of the limiting rod, and the other end of the traction assembly is positioned above the cylindrical bracket.
Furthermore, the traction assembly comprises a rotating bolt, a pressing plate, a draw hook, a spring and a traction rope; rotate the bolt and rotate the top of connecting at the gag lever post, the back tip and the rotation bolt fixed connection of clamp plate, the regional outside in drag hook upper portion is established to the spring housing, the upper end of spring and the middle bottom fixed connection of clamp plate, just the lower part region of drag hook is located the cylindric link, the bottom fixed connection of haulage rope and drag hook.
Furthermore, the front end surface of the pressing plate is provided with a paint spraying preformed hole which is positioned right above the cylindrical bracket.
Compared with the prior art, the utility model following beneficial effect has:
1. the utility model has the characteristics of low in manufacturing cost, nimble convenient, calibration accuracy and high efficiency etc, can carry out "point" calibration and "line" calibration to tunnel construction outline line and measurement control point with the high efficiency, avoided setting up platform or forklift platform process, simplified the operation procedure to reduce staff's intensity of labour, improve efficiency, quality and the security of tunnel construction by a wide margin;
2. the utility model is not required to be maintained in daily life, and only the paint spraying is replaced;
3. the utility model discloses light, small, easily carry, but continuous use in the site operation process.
Drawings
Fig. 1 is the utility model provides an overall structure schematic diagram of mark tunnel contour line and measure control point's device in tunnelling fast embodiment.
Wherein, the reference numbers: 1-a limiting rod; 2-a cylindrical connecting frame; 3-a cylindrical cradle; 4-a traction assembly; 5-spraying paint; 41-turning the bolt; 42-a pressure plate; 421-reserved hole; 43-a draw hook; 44-a spring; 45-pulling rope.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
It should be noted that in the description of the present invention, the terms "upper", "lower", "top", "bottom", "one side", "the other side", "left", "right", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and does not mean that the device or the element must have a specific orientation, be constructed and operated in a specific orientation.
Referring to the attached drawing 1, the specific structure of an embodiment of the device for rapidly calibrating the contour line of the roadway and measuring the control point in roadway driving provided by the utility model is provided. The device comprises a limiting rod 1, a cylindrical connecting frame 2, a cylindrical bracket 3 and a traction assembly 4; in this embodiment, the cylindrical connecting frame 2 is a hollow structure formed by connecting four rectangular plates, one side of the hollow structure is fixedly connected to one side of the upper region of the limiting rod 1, the cylindrical bracket 3 is a cylindrical structure, one side of the cylindrical bracket is fixedly connected to the outer side of the cylindrical connecting frame 2, and the limiting rod 1, the cylindrical connecting frame 2 and the cylindrical bracket 3 are located on the same horizontal line; the rear end of the traction component 4 is rotatably connected with the top of the limiting rod 1, and the other end of the traction component is positioned above the cylindrical bracket 3.
The traction assembly 4 comprises a rotating bolt 41, a pressing plate 42, a draw hook 43, a spring 44 and a traction rope 45; the rotating bolt 41 is rotatably connected to the top of the limiting rod 1, the rear end of the pressing plate 42 is fixedly connected with the middle of the rotating bolt 41, the spring 44 is sleeved on the outer side of the upper area of the drag hook 43, the upper end of the spring 44 is fixedly connected with the middle bottom of the pressing plate, the lower end of the spring is fixedly connected with the drag hook, the lower area of the drag hook 43 is located inside the cylindrical connecting frame 2, and the upper end of the traction rope 45 is fixedly connected with the bottom of the drag hook 43; the front end surface of the pressing plate is provided with a reserved spray painting hole 421, and the reserved spray painting hole 421 is located right above the cylindrical bracket 3.
The utility model discloses a theory of operation lies in: firstly, placing a spray paint 5 in a cylindrical bracket 3, then determining a roadway contour line according to parameters of roadway section design, and finding a corresponding position by using a limiting rod 1; the pull hook 43, the spring 44 and the pressing plate 42 are sequentially driven to move downwards by pulling the pull rope 45 downwards, the spray head of the spray paint 5 is pressed downwards by the front end of the pressing plate 42, the pull rope 45 is intermittently controlled, point calibration is sequentially carried out, and the distance between two points of the point calibration is kept between 300 and 500mm, so that the calibration precision is improved; after the point calibration is formed, all calibration points are connected into a line calibration by using the continuous pull-down control of the traction rope 45; when the tunnel roof control point needs to be calibrated, the top cap of the spray paint 5 is detached, so that the spray core nozzle leaks outwards, the pull rope 45 is then utilized to drive the pressing plate 42 downwards, and the preformed hole 421 at the front end part of the pressing plate 42 is directly pressed to the spray core nozzle of the spray paint 5, so that upward vertical spraying is formed, and the calibration of the roof control point is completed.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (3)
1. The utility model provides a mark tunnel contour line and measurement control point's device fast in tunnelling which characterized in that: the device comprises a limiting rod, a cylindrical connecting frame, a cylindrical bracket and a traction assembly; the cylindrical connecting frame is fixedly connected to one side of the upper area of the limiting rod, the cylindrical bracket is fixedly connected to the outer side of the cylindrical connecting frame, and the limiting rod, the cylindrical connecting frame and the cylindrical bracket are located on the same horizontal line; one end of the traction assembly is rotatably connected with the top of the limiting rod, and the other end of the traction assembly is positioned above the cylindrical bracket.
2. The device for rapidly calibrating the contour line of the roadway and the measurement control point in the tunneling process according to claim 1, characterized in that: the traction assembly comprises a rotating bolt, a pressing plate, a drag hook, a spring and a traction rope; rotate the bolt and rotate the top of connecting at the gag lever post, the back tip and the rotation bolt fixed connection of clamp plate, the regional outside in drag hook upper portion is established to the spring housing, the upper end of spring and the middle bottom fixed connection of clamp plate, just the lower part region of drag hook is located the cylindric link, the bottom fixed connection of haulage rope and drag hook.
3. The device for rapidly calibrating the contour line of the roadway and the measurement control point in the roadway driving according to claim 2, is characterized in that: the front end surface of clamp plate is provided with the preformed hole that sprays paint, the preformed hole is located the cylindricality bracket directly over.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022625358.7U CN213455487U (en) | 2020-11-13 | 2020-11-13 | Device for quickly calibrating roadway contour line and measuring control point in roadway excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022625358.7U CN213455487U (en) | 2020-11-13 | 2020-11-13 | Device for quickly calibrating roadway contour line and measuring control point in roadway excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213455487U true CN213455487U (en) | 2021-06-15 |
Family
ID=76300504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022625358.7U Active CN213455487U (en) | 2020-11-13 | 2020-11-13 | Device for quickly calibrating roadway contour line and measuring control point in roadway excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213455487U (en) |
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2020
- 2020-11-13 CN CN202022625358.7U patent/CN213455487U/en active Active
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