CN206223169U - A kind of fixing device of Bolt net and jet laneway laser indicator - Google Patents
A kind of fixing device of Bolt net and jet laneway laser indicator Download PDFInfo
- Publication number
- CN206223169U CN206223169U CN201621342810.6U CN201621342810U CN206223169U CN 206223169 U CN206223169 U CN 206223169U CN 201621342810 U CN201621342810 U CN 201621342810U CN 206223169 U CN206223169 U CN 206223169U
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- Prior art keywords
- jet
- fixing device
- anchor pole
- connecting pipe
- laser indicator
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Abstract
The utility model discloses a kind of fixing device of Bolt net and jet laneway laser indicator, including it is arranged on fixing anchor bar at the top of tunnel, connecting pipe and supporting leg;The fixing anchor bar has three, positioned at tunnel top and is not arranged on the same straight line respectively, and the fixing anchor bar outwards has an extension along tunnel top, and the two ends of the connecting pipe are connected the extension and supporting leg of anchor pole respectively.The utility model to anchor pole position of taking root with protruded length requirement without strict, be easy to recognize eye during square;Anchor pole angle is manually adjusted in reduction traditional installations, as long as adjustment leg length can just make laser beam to locating tab assembly line, height is suitable.Can be reduced to 2~3 hours to debugging laser whole process from construction anchor pole, construction anchor pole and installation, laser personnel are time-consuming and energy for debugging, reduce security threat.Make simple, recyclable to recycle without special processing, top board will not leave extension laser anchor pole after dismounting.
Description
Technical field
The utility model is related to a kind of servicing unit of construction of rock gangway, more particularly to a kind of Bolt net and jet laneway laser to refer to
Show the fixing device of instrument.
Background technology
In rock-gangway bomb-dug operation process, generally launch laser using laser indication instrument to control the middle stringcourse in tunnel, accurately
And it is easy to use.But the influence of the ripple that is hit in rock-gangway bomb-dug construction, laser is constantly given a shock, easily deviates, laser
Base requirement of taking root it is higher.According to three-legged structure stability principle, fixed using three anchor poles more than laser, and anchor bolt construction with swash
Light is installed, debugs short, 6~7 hours is needed, up to 2 bottom classes.
There is problem has:1st, it is that Laser output mouthful will on one wire, to anchor pole with measurement line according to " sight alignment "
Locality has more accurate requirement.During construction anchor pole, slided after bit force, cause arch Bolt net and jet top board to be difficult
Recognize eye, easily get to laitance coating the inside bar-mat reinforcement, cover plate, anchor pole take root position it is unreasonable when, anchor pole angle direction need to be manually adjusted,
Traditional anchor pole screw in one plane, all can not cause laser not install in addition.2nd, large section roadway height is higher, applies
Work anchor pole is both needed to operation of ascending a height with laser is installed, and constantly recognizes eye and dismounting laser, there is danger;Light-gauge tunnel
Having air duct, scraper loader and guardrail etc. because section is smaller, in tunnel influences, and laser often only meet by specific being highly irradiated to
Head, so there is specific requirement to fixing anchor bar length of taking root, during estimation error, laser is irradiated less than meeting head on, and need to move rake cash
The equipment such as machine.3rd, after laser is removed, top board leaves the anchor pole for hanging laser, and influence tunnel is attractive in appearance and beats fortune height.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of Bolt net and jet laneway laser indicator
Fixing device, the firm connection to laser indication instrument is realized by rock-steady structure and flexible supporting leg.
The utility model is achieved through the following technical solutions, and the utility model includes being arranged on the fixation at the top of tunnel
Anchor pole, connecting pipe and supporting leg;The fixing anchor bar has three, respectively positioned at tunnel top and be not arranged on the same straight line, institute
State fixing anchor bar outwards has an extension along tunnel top, and the two ends of the connecting pipe are connected the extension of anchor pole respectively
And supporting leg.
The extension of the fixing anchor bar is provided with external screw thread, and internal thread, the company are provided with the top of the connecting pipe
The screw top of jointed tubular workpieces is connected the extension of anchor pole.Connecting pipe is realized detachable with fixing anchor bar by screw thread
Connection.
The length of the extension is 100~200mm.Fixing anchor bar can serve as the support anchor rod in tunnel, as long as reserved
The extension of a part.
It is set in connecting pipe at the top of the supporting leg, at least one fastening is opened up on the side wall of the connecting pipe
Hole, the fastener hole is provided with fastener.By fastener clamping, being fastenedly connected for connecting pipe and supporting leg is realized.
The fastener includes fastening screw and anchorage bar, and the head end of the fastening screw is connected in fastener hole, described
The end of fastening screw is fixedly connected with anchorage bar.Pipe fitting and supporting leg are in clamping connection by fastening screw.
The length of the anchorage bar is at least the twice of fastening screw diameter.From the anchorage bar for lengthening, by increasing capacitance it is possible to increase power
Arm, conveniently tightens and unscrews.
The fastener also includes clamp nut, and the clamp nut rotation is located in fastening screw.From clamp nut, energy
It is enough to realize the firm of connection.
The end of the supporting leg opens up the connection screw thread for connecting laser indication instrument.Can be connected by spiral and realize branch
The connection of leg and laser indication instrument.
Used as one of preferred embodiment of the present utility model, the connecting pipe is hollow steel pipe.
Used as one of preferred embodiment of the present utility model, the supporting leg is support anchor rod.
The utility model has advantages below compared to existing technology:The utility model is to anchor pole position and the protruded length of taking root
It is required that without strict, being easy to recognize eye during square;Anchor pole angle is manually adjusted in reduction traditional installations, as long as adjustment supporting leg
Length can just make laser beam to locating tab assembly line, and height is suitable.Can be reduced to debugging laser whole process from construction anchor pole
By 2~3 hours, construction anchor pole and installation, laser personnel were time-consuming and energy for debugging, reduce security threat.Make simple,
Recyclable to recycle without special processing, top board will not leave extension laser anchor pole after dismounting.
Brief description of the drawings
Fig. 1 is the schematic diagram used in tunnel of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the partial schematic diagram of fastener.
Specific embodiment
Embodiment of the present utility model is elaborated below, the present embodiment is with technical solutions of the utility model as preceding
Put and implemented, give detailed implementation method and specific operating process, but protection domain of the present utility model is not limited
In following embodiments.
As shown in Figures 1 to 3, the present embodiment includes being arranged on fixing anchor bar 2, connecting pipe 3 and the supporting leg 4 at tunnel top 1;
The fixing anchor bar 2 has three, 1 and is not arranged on the same straight line positioned at tunnel top respectively, and the fixing anchor bar 2 is pushed up along tunnel
Portion 1 outwards has an extension, and the two ends of the connecting pipe 3 are connected the extension and supporting leg 4 of anchor pole 2 respectively.
The extension of the fixing anchor bar 2 is provided with external screw thread, and the top of the connecting pipe 3 is provided with internal thread, described
The screw top of connecting pipe 3 is connected the extension of anchor pole 2.Connecting pipe 3 by screw thread realize with fixing anchor bar 2 can
It is detachably connected with.
The length of the extension is 100~200mm.Fixing anchor bar 2 can serve as the support anchor rod in tunnel, as long as reserved
The extension of a part.
The top of the supporting leg 4 is set in connecting pipe 3, and it is tight to open up at least one on the side wall of the connecting pipe 3
Solid hole, the fastener hole is provided with fastener 5.By the clamping of fastener 5, being fastenedly connected for connecting pipe 3 and supporting leg 4 is realized.
The fastener 5 includes fastening screw 51, clamp nut 52, anchorage bar 53, and the head end of the fastening screw 51 connects
It is connected in fastener hole, the end of the fastening screw 51 is fixedly connected with anchorage bar 53.Pipe is in clamping connection by fastening screw 51
Part 3 and supporting leg 4.The rotation of the clamp nut 52 is located in fastening screw 51.From clamp nut 52, the steady of connection can be realized
Gu.
The length of the fastening screw 51 of the present embodiment is 50mm, φ 10mm.
The length of the anchorage bar 53 is at least the twice of the diameter of fastening screw 51.From the anchorage bar 53 for lengthening, can
Increase the arm of force, conveniently tighten and unscrew.
The end of the supporting leg 4 opens up the connection screw thread for connecting laser indication instrument 7.Can be connected by spiral and realized
The connection of supporting leg 4 and laser indication instrument 7.
The connecting pipe 3 of the present embodiment is eight hollow steel splitting pipes.Length is 600~1000mm.
The fixing anchor bar 2 and supporting leg 4 of the present embodiment all select common support anchor rod, φ 16mm.The length of fixing anchor bar 2
It is 1200mm, the length of supporting leg 4 is 600~1000mm.
Using fixing anchor bar, 2 three are linked as the principle in face, while three length of supporting leg 4 are adjusted, can be constantly
Conversion laser base, is convenient to control laser beam and is located on measurement line 6, convenient to install.Solve conventional mounting laser means band
Anchor pole is not being left in the sequelae come, tunnel top 1, and fortune height and tunnel overall appearance are beaten in influence.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of fixing device of Bolt net and jet laneway laser indicator, it is characterised in that including the fixation being arranged at the top of tunnel
Anchor pole, connecting pipe and supporting leg;The fixing anchor bar has three, respectively positioned at tunnel top and be not arranged on the same straight line, institute
State fixing anchor bar outwards has an extension along tunnel top, and the two ends of the connecting pipe are connected the extension of anchor pole respectively
And supporting leg.
2. the fixing device of a kind of Bolt net and jet laneway laser indicator according to claim 1, it is characterised in that described solid
The extension for determining anchor pole is provided with external screw thread, and internal thread, the top spiral shell of the connecting pipe are provided with the top of the connecting pipe
Line is connected the extension of anchor pole.
3. the fixing device of a kind of Bolt net and jet laneway laser indicator according to claim 1, it is characterised in that described to prolong
The length of extending portion is 100~200mm.
4. a kind of fixing device of Bolt net and jet laneway laser indicator according to claim 1, it is characterised in that the branch
It is set in connecting pipe at the top of leg, at least one fastener hole is opened up on the side wall of the connecting pipe, on the fastener hole
It is provided with fastener.
5. the fixing device of a kind of Bolt net and jet laneway laser indicator according to claim 4, it is characterised in that described tight
Firmware includes fastening screw and anchorage bar, and the head end of the fastening screw is connected in fastener hole, the end of the fastening screw
It is fixedly connected with anchorage bar.
6. the fixing device of a kind of Bolt net and jet laneway laser indicator according to claim 5, it is characterised in that described tight
Gu the length of bar is at least the twice of fastening screw diameter.
7. the fixing device of a kind of Bolt net and jet laneway laser indicator according to claim 5, it is characterised in that described tight
Firmware also includes clamp nut, and the clamp nut rotation is located in fastening screw.
8. a kind of fixing device of Bolt net and jet laneway laser indicator according to claim 1, it is characterised in that the branch
The end of leg opens up the connection screw thread for connecting laser indication instrument.
9. a kind of fixing device of Bolt net and jet laneway laser indicator according to claim 1, it is characterised in that the company
Jointed tubular workpieces are hollow steel pipe.
10. the fixing device of a kind of Bolt net and jet laneway laser indicator according to claim 1, it is characterised in that described
Supporting leg is support anchor rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621342810.6U CN206223169U (en) | 2016-12-08 | 2016-12-08 | A kind of fixing device of Bolt net and jet laneway laser indicator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621342810.6U CN206223169U (en) | 2016-12-08 | 2016-12-08 | A kind of fixing device of Bolt net and jet laneway laser indicator |
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Publication Number | Publication Date |
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CN206223169U true CN206223169U (en) | 2017-06-06 |
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CN201621342810.6U Active CN206223169U (en) | 2016-12-08 | 2016-12-08 | A kind of fixing device of Bolt net and jet laneway laser indicator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109751983A (en) * | 2019-03-05 | 2019-05-14 | 淮南矿业(集团)有限责任公司 | A method of emergency, which is surveyed, sets laser data and transmitting point height |
-
2016
- 2016-12-08 CN CN201621342810.6U patent/CN206223169U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109751983A (en) * | 2019-03-05 | 2019-05-14 | 淮南矿业(集团)有限责任公司 | A method of emergency, which is surveyed, sets laser data and transmitting point height |
CN109751983B (en) * | 2019-03-05 | 2021-05-07 | 淮南矿业(集团)有限责任公司 | Method for emergency setting laser data and transmission point elevation |
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