CN219798337U - Bridge cable pipe central line calibration telescoping device - Google Patents
Bridge cable pipe central line calibration telescoping device Download PDFInfo
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- CN219798337U CN219798337U CN202320816740.7U CN202320816740U CN219798337U CN 219798337 U CN219798337 U CN 219798337U CN 202320816740 U CN202320816740 U CN 202320816740U CN 219798337 U CN219798337 U CN 219798337U
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- prism
- cross support
- cable
- calibration
- support frame
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- 238000005259 measurement Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 abstract description 12
- 238000004873 anchoring Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a bridge cable conduit midline calibration telescopic device, which comprises a cross support frame, a sliding rule and a prism support rod, wherein the prism support rod is used for supporting a prism rod for measurement; the center department of cross support frame is equipped with the connecting hole, and the one end of prism bracing piece is established in the connecting hole and is linked to each other with the cross support frame, be equipped with four spouts on the cross support frame, all be equipped with the slide bar of adjustable location in every spout, the outer tip of slide bar is equipped with and is used for adsorbing the electro-magnet that fixes a position on the cable pipe inner wall. The auxiliary tool can be used as an auxiliary tool for installation, positioning and measurement of bridge cable guide pipes, is greatly helpful for quickly determining the central position of the cable guide pipes, and particularly improves the calibration precision of the central line of the cable guide pipes when the cable guide pipes of the cable-stayed bridge are positioned at the tower outlet, so that the installation and positioning precision of the cable guide pipes is improved, the installation quality of the cable guide pipes is ensured, the number of the points for positioning and measurement of the cable guide pipes is reduced, and the efficiency of the cable guide pipe field measurement and positioning operation is improved.
Description
Technical Field
The utility model relates to the technical field of bridge cable conduit positioning measurement, in particular to a bridge cable conduit midline calibration telescoping device.
Background
Along with the continuous lifting of bridge construction level, the large-span bridge engineering crossing rivers, lakes and seas is gradually increased, the large-span bridge engineering is basically shown in the structural form of a cable-stayed bridge and a suspension bridge according to the stress characteristics of the large-span bridge engineering, in the construction process of the cable-stayed bridge and the suspension bridge, a guy cable plays a vital role in bridge construction quality and bridge safety, the installation positioning precision of a guy cable guide pipe directly influences the space linearity of the guy cable, particularly the on-tower guy cable guide pipe of the cable-stayed bridge, the on-tower guy cable guide pipe outlet of the cable-stayed bridge is required to be consistent with the slope of a tower column, the appearance of the on-tower guy cable guide pipe outlet is elliptical, the upper and lower tip parts of the ellipse of the guy cable guide pipe outlet are influenced by errors such as processing, meanwhile, the ellipse top and bottom opening of the guy cable guide pipe outlet are not suitable for distinguishing the tip parts according to the processed finished guy cable guide pipe, and the central axis of the guy guide pipe is required to be a control reference in the process of standardization and construction control, and the installation positioning measurement of the guy guide pipe is difficult.
At present, the conventional measuring method for measuring the central line of the cable duct is generally to directly measure the upper and lower port points of the oval of the tower outlet of the cable duct, take an average value as the central line point of the tower outlet of the cable duct, but have errors in the oval processing and manufacturing of the tower outlet of the cable duct and in the field calibration of the upper and lower tips of the oval of the tower outlet of the cable duct; the other method is that iron bars are welded at the approximate position of the center of the tower outlet of the cable duct, the distance from the pipe wall of the cable duct to the center is directly measured through the oval size of the tower outlet of the cable duct, and the center position of the marked position on the iron bars welded at the center is also subject to errors in manufacturing the oval size of the tower outlet of the cable duct and measuring the size from the pipe wall of the cable duct to the center line. The cable catheter centerline data obtained by the method have unpredictable errors.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a bridge cable conduit central line calibration telescopic device so as to achieve the purpose of improving the cable conduit central line calibration precision.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the bridge cable conduit central line calibration telescopic device comprises a cross support frame, a sliding rule and a prism support rod for supporting a prism rod for measurement; the center department of cross support frame is equipped with the connecting hole, and the one end of prism bracing piece is established in the connecting hole and is linked to each other with the cross support frame, be equipped with four spouts on the cross support frame, all be equipped with the slide bar of adjustable location in every spout, the outer tip of slide bar is equipped with and is used for adsorbing the electro-magnet that fixes a position on the cable pipe inner wall.
Further:
the cross support frame is a cross support plate.
And a fastening bolt for fixing the end part of the prism support rod is arranged at the position, corresponding to the connecting hole, on the cross support frame.
And the other end of the prism supporting rod is provided with a notch for facilitating the positioning of the prism supporting rod.
The outer end of the slide rule is provided with a ball.
And a ruler strip or scale marks are arranged in the sliding groove.
The edge of the sliding groove is provided with an inner flanging for limiting the sliding rule, and the sliding rule is provided with a positioning bolt for positioning the sliding rule in the sliding groove.
The cross support plates are a pair of arranged up and down, and a power supply and a control switch for supplying power to the electromagnet are arranged between the pair of cross support plates on the prism support rods.
The pair of cross support plates are identical in structure.
The remote controller is used for controlling the work of the electromagnet.
Compared with the prior art, the utility model has the following advantages:
the bridge cable conduit central line calibration telescopic device is reasonable in structural design, can be used as an auxiliary tool for bridge cable conduit installation positioning measurement, is greatly helpful for quickly determining the central position of the cable conduit, and particularly improves the cable conduit central line calibration precision when the cable conduit outlet of the cable-stayed bridge is positioned, so that the cable conduit installation positioning precision is improved, the cable conduit installation quality is ensured, the number of cable conduit positioning measurement point positions is reduced, and the cable conduit field measurement positioning operation efficiency is improved.
Drawings
The contents and the marks in the drawings expressed in the drawings of the present specification are briefly described as follows:
FIG. 1 is a schematic plan view of the apparatus of the present utility model.
Fig. 2 is a schematic perspective view of the device of the present utility model.
Fig. 3 is a schematic view of a cross support plate according to the present utility model.
FIG. 4 is a schematic view in section along A-A in FIG. 3
FIG. 5 is a schematic view of a cross slide of the present utility model.
Fig. 6 is a schematic view in section along B-B in fig. 5.
FIG. 7 is a schematic view of the cable conduit anchoring end of the present utility model in an installed orientation.
FIG. 8 is a schematic view of the cable conduit of the present utility model in a tower outlet installation orientation.
In the figure:
1. cross support plate, 101, chute, 102, connecting hole, 2, slide rule, 3, electro-magnet, 4, positioning bolt, 5, ball, 6, fastening bolt, 7, prism support bar, 8, remote controller, 9, power supply, 10, control switch, 11, deconcentrator, 12, wire, 13, prism bar, 14, cable conduit.
Detailed Description
The following description of the embodiments of the present utility model refers to the accompanying drawings, which illustrate in further detail.
As shown in fig. 1 to 8, the bridge cable conduit central line calibration telescopic device comprises a cross support frame, a slide rule 2 and a prism support rod 7 for supporting a prism rod for measurement; a connecting hole 102 is formed in the center of the cross support frame, and one end of the prism support rod is arranged in the connecting hole and connected with the cross support frame; the fastening bolts 6 used for fixing the end parts of the prism support rods are arranged at the positions corresponding to the connecting holes on the cross support frames and are fixed through the fastening bolts on the side surfaces, and the connection is simple and convenient.
The cross support frame is cross support plate 1, and every cross support plate includes four support strip shaped plates that the cross was arranged, is 90 degrees between the adjacent strip shaped plate, is equipped with four spouts 101 on the cross support frame, is equipped with a spout on every support strip shaped plate promptly, all is equipped with adjustable location's slide bar 2 in every spout, and the slide bar is adjustable position in the spout to be equipped with the electro-magnet 3 that is used for adsorbing and fix a position on the cable pipe inner wall at the outer tip of slide bar, the device is put into cable pipe 14 and is controlled the work of electro-magnet and adsorb and fix a position on the cable pipe inner wall.
The cross support plates are a pair of upper and lower, and the structures of the pair of cross support plates are the same; the prism support rod passes through the center of the two cross support plates and is provided with a power supply 9 and a control switch 10 for supplying power to the electromagnets between the pair of cross support plates, the power supply is connected with the corresponding electromagnets through wires 12, and the wires are separated by a deconcentrator 11.
A slide rule 2 is arranged corresponding to the four sliding grooves on each cross supporting plate to form a cross slide rule; the sliding groove is internally provided with a ruler strip or a scale mark; the edge of the sliding groove is provided with an inner flanging for limiting the sliding rule, the sliding rule is provided with a positioning bolt 4 for positioning the sliding rule in the sliding groove, and the sliding rule is easy and convenient to adjust the position and position.
The outer end part of the slide rule 2 is provided with a ball 5; the device is placed in the cable duct, and the device is convenient to place due to small resistance caused by the action of the balls.
One end of the prism support rod faces the lower end of the prism rod 13 through the prism support rod end to support and position; the other end of the prism supporting rod is provided with a split for facilitating the positioning of the lower end of the prism supporting rod, and the split is L-shaped.
The utility model also comprises a remote controller 8 for controlling the work of the electromagnet; the magnet switch is controlled to be turned on by the remote controller, so that the device is adsorbed in the cable guide tube, and the operation is simple and convenient.
Preferred specific examples of the present utility model are:
the cross support plate is divided into an upper layer and a lower layer, an aluminum alloy light material is adopted, a round hole is reserved in the center of the cross support, a fastening bolt is arranged on the side face of the center of the cross support, the cross support is provided with a support plate along the 90-degree direction, a U-shaped groove is formed in the support plate, and the inner face and the top face of the U-shaped groove are marked with scales.
The sliding rule is arranged in the U-shaped groove of the cross supporting structure, two ends of the sliding rule are arranged into semicircular arcs, an aluminum alloy light material is adopted, the front end of the sliding rule is provided with a roller, a positioning bolt is arranged above the sliding rule, and the sliding rule is positioned in the sliding groove through the positioning bolt.
The prism support rod is made of an aluminum alloy light material, a round hole is reserved in the center of the cross support, the prism support rod is fixed on the support plate through a fastening bolt, an L-shaped notch is formed below the prism support rod, and a support rod position point is reserved in the middle of the notch and marked.
The magnetic attraction system comprises an electromagnet, a cable, a box separating device, a power supply, a control switch and a remote controller, wherein the front end of the sliding ruler is provided with a ball, the electromagnet is arranged above the front end of the sliding ruler, the box separating device is arranged in the middle of the prism supporting rod and is connected with the electromagnet through the cable, and the power supply and the control switch are arranged in the middle of the prism supporting rod and are connected through the cable.
The device can be used as an auxiliary tool for the installation, positioning and measurement of the bridge cable duct, is greatly helpful for quickly determining the central position of the cable duct, and particularly greatly improves the accuracy of calibrating the central line of the cable duct at the outlet of the tower when the cable duct of the cable-stayed bridge is positioned at the outlet of the tower, thereby improving the installation and positioning accuracy of the cable duct, ensuring the installation quality of the cable duct, reducing the number of the points for the positioning and measurement of the cable duct and improving the efficiency of the field measurement and positioning operation of the cable duct.
The sliding ruler arranged by the device can be adjusted according to the diameters of different cable ducts, so that one set of tool is used when the cable ducts with different pipe diameters are installed and positioned, the applicability of the tool is wider, and the device mainly adopts an aluminum mixed material and reduces the pressure of dead weight to an electromagnet to the greatest extent.
As shown in fig. 7, when the cable duct anchoring end is installed and positioned, the upper layer sliding rule and the lower layer sliding rule are positioned and fastened at the radius scale position of the cable duct, the tool is installed downwards along the wall of the cable duct anchoring end, the ball at the front end of the sliding rule slides to a proper position, the top end of the prism support rod is flush with the top surface of the cable duct of the anchoring end, the magnet switch is controlled to be opened through the remote controller, the tool is adsorbed in the cable duct, at the moment, the midpoint of the top surface of the prism support rod is the anchoring point of the cable duct, the prism rod tip is directly aligned with the center origin of the top surface of the prism support rod during measurement and positioning, the measurement data can be the center point data of the anchoring section of the cable duct, and the cable duct is accurately adjusted and positioned according to the deviation value through the actual measurement data.
As shown in FIG. 8, when the tower outlet of the cable conduit is installed and positioned, the upper and lower slide rules are positioned and fastened at the radius scale position of the cable conduit, the tool is installed upwards along the wall of the tower outlet of the cable conduit, the tail end of the prism support rod extends out of the tower outlet of the cable conduit through the proper position of the ball slide way at the front end of the slide rule, the magnet switch is controlled to be opened through the remote controller, the tool is adsorbed in the cable conduit, the central line of the prism support rod is the central line of the tower outlet of the cable conduit, the tip of the prism rod is directly aligned with the central origin of the notch of the L-shaped section at the tail end of the prism support rod during measurement and positioning, the prism rod level bubble is centered, the measured data can be the central line data of the tower outlet of the cable conduit, the spatial attitude of the cable conduit is calculated through the anchoring point of the cable conduit and the central line of the tower outlet, and the positioning is accurately adjusted according to the deviation value.
The foregoing description is only illustrative of the preferred embodiments of the present utility model, and the above-described technical features may be arbitrarily combined to form a plurality of embodiments of the present utility model.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified or applied to other applications without any modification, as long as the inventive concept and technical scheme are adopted.
Claims (10)
1. The utility model provides a bridge cable pipe central line marks telescoping device which characterized in that: the device comprises a cross support frame, a slide rule and a prism support rod for supporting the prism rod for measurement; the center department of cross support frame is equipped with the connecting hole, and the one end of prism bracing piece is established in the connecting hole and is linked to each other with the cross support frame, be equipped with four spouts on the cross support frame, all be equipped with the slide bar of adjustable location in every spout, the outer tip of slide bar is equipped with and is used for adsorbing the electro-magnet that fixes a position on the cable pipe inner wall.
2. The bridge cable conduit midline calibration telescoping device of claim 1, wherein: the cross support frame is a cross support plate.
3. The bridge cable conduit midline calibration telescoping device of claim 1, wherein: and a fastening bolt for fixing the end part of the prism support rod is arranged at the position, corresponding to the connecting hole, on the cross support frame.
4. The bridge cable conduit midline calibration telescoping device of claim 1, wherein: and the other end of the prism supporting rod is provided with a notch for facilitating the positioning of the prism supporting rod.
5. The bridge cable conduit midline calibration telescoping device of claim 1, wherein: the outer end of the slide rule is provided with a ball.
6. The bridge cable conduit midline calibration telescoping device of claim 1, wherein: and a ruler strip or scale marks are arranged in the sliding groove.
7. The bridge cable conduit midline calibration telescoping device of claim 1, wherein: the edge of the sliding groove is provided with an inner flanging for limiting the sliding rule, and the sliding rule is provided with a positioning bolt for positioning the sliding rule in the sliding groove.
8. The bridge cable conduit centerline calibration telescoping device of claim 2, wherein: the cross support plates are a pair of arranged up and down, and a power supply and a control switch for supplying power to the electromagnet are arranged between the pair of cross support plates on the prism support rods.
9. The bridge cable conduit centerline calibration telescoping device of claim 8, wherein: the pair of cross support plates are identical in structure.
10. The bridge cable conduit centerline calibration telescoping device of claim 8, wherein: the remote controller is used for controlling the work of the electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320816740.7U CN219798337U (en) | 2023-04-13 | 2023-04-13 | Bridge cable pipe central line calibration telescoping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320816740.7U CN219798337U (en) | 2023-04-13 | 2023-04-13 | Bridge cable pipe central line calibration telescoping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798337U true CN219798337U (en) | 2023-10-03 |
Family
ID=88174825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320816740.7U Active CN219798337U (en) | 2023-04-13 | 2023-04-13 | Bridge cable pipe central line calibration telescoping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798337U (en) |
-
2023
- 2023-04-13 CN CN202320816740.7U patent/CN219798337U/en active Active
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