CN206376885U - A kind of tunnel steel arch frame positioner - Google Patents
A kind of tunnel steel arch frame positioner Download PDFInfo
- Publication number
- CN206376885U CN206376885U CN201720031657.3U CN201720031657U CN206376885U CN 206376885 U CN206376885 U CN 206376885U CN 201720031657 U CN201720031657 U CN 201720031657U CN 206376885 U CN206376885 U CN 206376885U
- Authority
- CN
- China
- Prior art keywords
- steel arch
- shelf
- tunnel
- laser
- magnet base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model provides a kind of tunnel steel arch frame positioner, including founding steel arch-shelf, the laser beam emitting device for sending laser wire harness and being arranged on face and provided for steel arch-shelf to be installed the steel arch-shelf anchor point of positioning datum, the laser beam emitting device includes the magnet base, the ball pivot being connected with the magnet base and the laser pen being connected with the ball pivot for being used to be connected with the vertical steel arch-shelf.The utility model on vertical steelframe by setting laser beam emitting device, the magnet base of laser beam emitting device is fixed on installation identification point and the steel arch-shelf anchor point accurate contraposition on face for standing that the laser wire harness that rear laser pen is sent on steel arch-shelf is used to cause on steel arch-shelf to be installed, it is ensured that the accuracy that steel arch-shelf to be installed is positioned.The utility model have increase tunnel steel arch frame installation rate, reduce workman manually waste, it is safe and reliable the characteristics of, and reduce tunnel steel arch frame actual cost be installed.
Description
Technical field
The utility model is related to Tunneling by mining method technical field of construction, especially, is related to a kind of tunnel steel arch frame positioning dress
Put.
Background technology
In Tunnel Engineering, constructing tunnel typically uses bolt-spary supports as branch at initial stage in more than III grade of weak surrounding rock
Shield, and steel arch-shelf is installed as the part in bolt-spary supports, it precisely installs the quality for being directly connected to bolt-spary supports, if fixed
Position misalignment, it is more likely that cause just branch structure failure.It is general using live often drawstring method at present when erecting steel arch-shelf, by two
Name workmen's traction cord, one end of rope is fixed on the steel arch-shelf erected, the rope other end is fixed on measurement and put
On steel arch-shelf Internal periphery point on the face that sample goes out, by stretching cord, to determine, whether vertical steel arch-shelf meets the requirements.This
The installation that although positioning method can be used in tunnel steel arch frame is planted, but there must be two builders to operate simultaneously during construction, is constructed
It is extremely inconvenient；Because using artificial operation, the alignment quality of steel arch-shelf is difficult to ensure that；And workmen is in order on face
Layout point, need to also be walked at stand edge, there is potential safety hazard.
But domestic and foreign literature is consulted, find no a kind of positioned for tunnel steel arch frame and provide a kind of accurate, convenient, safe
Positioner.
Utility model content
The purpose of this utility model is to provide a kind of tunnel steel arch frame positioner, to solve steel arch-shelf in the prior art
The problem of installation effectiveness is not high, positioning is inaccurate, manually wastes with increase tunnel steel arch frame installation rate, reduction workman, pacifies
Entirely, reliable the characteristics of, and reduce tunnel steel arch frame installation actual cost.
To achieve the above object, the utility model provides a kind of tunnel steel arch frame positioner, to be installed for positioning
Steel arch-shelf, the positioner includes founding steel arch-shelf, the laser beam emitting device for sending laser wire harness and is arranged on area
The steel arch-shelf anchor point of positioning datum is provided on face and for the steel arch-shelf to be installed, the laser beam emitting device include being used for
It is described stood steel arch-shelf carry out the magnet base of magnet attraction connection, the ball pivot that is connected with the magnet base and with ball pivot company
The laser pen connect, the steel arch-shelf to be installed is provided with the installation identification point corresponding with the steel arch-shelf anchor point；The magnetic
The laser wire harness that the laser pen is sent after power seat is fixed on the vertical steel arch-shelf is used to cause on steel arch-shelf to be installed
Identification point and the steel arch-shelf anchor point accurate contraposition on the face are installed.
It is preferred that, the steel arch-shelf that stood is included on more piece unit steel arch-shelf, the madial wall of each section unit steel arch-shelf
Provided with the stopping means for positioning the magnet base, each stopping means of correspondence is designed with a phase on the face
The steel arch-shelf anchor point answered.
It is preferred that, each stopping means of correspondence is designed with a corresponding installation mark on the steel arch-shelf to be installed
Point.
It is preferred that, the stopping means is the locating piece being fixedly installed on the madial wall of the unit steel arch-shelf, described
Tunneling direction of the length direction of locating piece along tunnel is set, and the locating piece exceeds institute towards one end of steel arch-shelf to be installed
State unit steel arch-shelf.
It is preferred that, the ball pivot includes ball hinged support, the bulb that can be rotated in the ball hinged support and available for adjusting
The elastic lock screw of bulb is saved, the ball hinged support is fixedly installed on one end of the magnet base, and the bulb swashs with described
Light pen is fixedly connected.
It is preferred that, the ball hinged support is glued with the magnet base to be connected.
Compared to prior art, the utility model has the advantages that：
(1), the utility model tunnel steel arch frame positioner, by setting laser beam emitting device on vertical steelframe, swashs
The laser wire harness that light emitting devices is sent on steel arch-shelf to be installed so that install identification point and the steel arch-shelf on the face
Anchor point accurate contraposition, the linearity that the utility model is propagated using light is positioned to steel arch-shelf to be installed, it is ensured that wait to pacify
The accuracy of steel loading bow member positioning, it is simple to operate, time saving and energy saving.
(2), tunnel steel arch frame positioner of the present utility model, is positioned, it is to avoid work without special workmen's drawstring
Make personnel too close to face and stand edge, it is ensured that the security of construction.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is a kind of structural representation of tunnel steel arch frame positioner of the utility model；
Fig. 2 is the structural representation of laser beam emitting device in the utility model；
Fig. 3 is the cross section structure schematic diagram of steel arch-shelf to be installed in the utility model；
Fig. 4 is the structural representation of ball pivot in the utility model；
Fig. 5 is the cross-sectional view of ball pivot in Fig. 4；
Wherein, 1, found steel arch-shelf, 11, unit steel arch-shelf, 111, locating piece 2, laser beam emitting device, 21, magnet base,
22nd, ball pivot, 221, ball hinged support, 222, bulb, 223, lock screw, 23, laser pen, 231, laser wire harness, 3, face,
31st, steel arch-shelf anchor point, 4, steel arch-shelf to be installed, 41, identification point is installed.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be according to power
Profit requires to limit and the multitude of different ways of covering is implemented.
Referring to Fig. 1 to Fig. 3, a kind of tunnel steel arch frame positioner of the present utility model, for positioning steel arch-shelf to be installed
4, the positioner includes founding steel arch-shelf 1, the laser beam emitting device 2 for sending laser wire harness 231 and is arranged on face 3
Steel arch-shelf anchor point 31 upper and that positioning datum is provided for steel arch-shelf to be installed, laser beam emitting device includes being used for founding steel arch
Frame carries out magnet base 21, the ball pivot 22 being connected with magnet base and the laser pen 23 being connected with ball pivot of magnet attraction connection, treats
Install and be provided with the installation identification point 41 corresponding with steel arch-shelf anchor point 31 on steel arch-shelf 4.It is fixedly mounted on when by magnet base
The laser wire harness that laser pen is sent after standing on steel arch-shelf is used to cause the installation identification point and face on steel arch-shelf to be installed
On anchor point accurate contraposition.In the utility model, magnet base is made up of ferromagnetic material, will be swashed using the absorption property of magnet
Light emitting devices is fixed on to be stood on steel arch-shelf, makes the steel arch-shelf anchor point on the laser wire harness direct projection face that laser pen sends
31。
In a kind of specific embodiment, steel arch-shelf 1 has been found and has been welded by more piece unit steel arch-shelf 11, each section is single
The center position of the madial wall (inner surface of curved wall) of first steel arch-shelf is equipped with the stopping means for positioned magnetic seat, area
The each stopping means of correspondence is designed with a corresponding steel arch-shelf anchor point 31 on face 3.It is corresponding, steel arch-shelf to be installed
The each stopping means of correspondence is designed with a corresponding installation identification point 41 on 4.It is preferred that, stopping means is to be fixedly installed on list
Locating piece 111 on the madial wall of first steel arch-shelf, tunneling direction of the locating piece along tunnel is set.Further, in order to prevent
Gunite concrete has blocked the locating piece stood on steel arch-shelf, and locating piece exceeds unit steel arch towards one end of steel arch-shelf to be installed
Frame.Convenient be accurately positioned in laser beam emitting device of the structure setting is stood on steel arch-shelf, is improved and is installed the degree of accuracy, it is ensured that tunnel
The installation quality of steel arch-shelf.In the utility model, the tunneling direction due to many Pin bow members along tunnel is installed successively, thus waits to pacify
Steel loading bow member 4 is automatically changeb to after positioning founds steel arch-shelf 1, and the installation identification point 41 set thereon is accordingly changed into locating piece
111。
As shown in Figure 4 and Figure 5, ball pivot 22 of the present utility model includes ball hinged support 221, can rotated in ball hinged support
Bulb 222 and the lock screw 223 elastic available for adjusting ball head, ball hinged support 221 is fixedly connected by way of splicing
In one end of magnet base, bulb is fixedly connected with laser pen 23.Workmen can adjust the fastening shape of ball pivot by lock screw
State, makes bulb while manpower is swingable, it is ensured that laser pen will not be conjugated by effect of weight in the short time.In the utility model
In, laser pen is connected with magnet base by ball pivot, and magnet base has larger absorption affinity, ensure that laser beam emitting device is accurate
Really, early stage is reliably fixed on to have erected on steel arch-shelf.After laser beam emitting device is fixed, laser pen can pass through connected ball
Head is in ball hinged support in cone swing, it is ensured that laser pen low-angle adjustment direction.Further, it is of the present utility model to swash
Light emitting devices is sustainable to work long hours, it is ensured that light launch time exceeds well over the erection steel arch-shelf time.
When mounted, laser locating apparatus 2 is first arranged on and stood on steel arch-shelf by workmen, and makes laser locating apparatus
It is corresponding with locating piece 111, and open laser pen, low-angle adjustment ball pivot, the laser wire harness direct projection face for projecting laser pen
On steel arch-shelf anchor point, then the installation identification point 41 of steel arch-shelf to be installed is correspondingly arranged with corresponding laser wire harness so that
Steel arch-shelf 4 to be installed is arranged on the correct position stood between steel arch-shelf 1 and face 3, that is, reaches positioning steel arch-shelf to be installed
Purpose.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area
Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within,
Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.
Claims (6)
1. a kind of tunnel steel arch frame positioner, for positioning steel arch-shelf to be installed (4), it is characterised in that the positioner
Including stand steel arch-shelf (1), the laser beam emitting device (2) for sending laser wire harness (231) and be arranged on face (3) and
The steel arch-shelf anchor point (31) of positioning datum is provided for the steel arch-shelf to be installed, the laser beam emitting device includes being used for and institute
State stand steel arch-shelf carry out the magnet base (21) of magnet attraction connection, the ball pivot (22) that is connected with the magnet base and with it is described
The laser pen (23) of ball pivot connection, the steel arch-shelf (4) to be installed is provided with the installation corresponding with the steel arch-shelf anchor point
Identification point (41)；The laser wire harness that the laser pen is sent after the magnet base is fixed on the vertical steel arch-shelf is used to cause
Identification point and the steel arch-shelf anchor point accurate contraposition on the face are installed on steel arch-shelf to be installed.
2. tunnel steel arch frame positioner according to claim 1, it is characterised in that the steel arch-shelf (1) that stood includes
The spacing dress for positioning the magnet base is equipped with more piece unit steel arch-shelf (11), the madial wall of each section unit steel arch-shelf
Put, each stopping means of correspondence is designed with a corresponding steel arch-shelf anchor point (31) on the face (3).
3. tunnel steel arch frame positioner according to claim 2, it is characterised in that on the steel arch-shelf (4) to be installed
The each stopping means of correspondence is designed with a corresponding installation identification point (41).
4. the tunnel steel arch frame positioner according to Claims 2 or 3, it is characterised in that the stopping means is fixation
It is arranged on the locating piece (111) on the madial wall of the unit steel arch-shelf, the driving of the length direction of the locating piece along tunnel
Direction is set, and the locating piece exceeds the unit steel arch-shelf towards one end of steel arch-shelf to be installed.
5. tunnel steel arch frame positioner according to claim 1, it is characterised in that the ball pivot (22) includes ball pivot branch
Seat (221), the bulb (222) and the lock screw elastic available for adjusting ball head that can be rotated in the ball hinged support
(223), the ball hinged support (221) is fixedly installed on one end of the magnet base, and the bulb is solid with the laser pen (23)
Fixed connection.
6. tunnel steel arch frame positioner according to claim 5, it is characterised in that the ball hinged support and the magnetic force
Seat is glued connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720031657.3U CN206376885U (en) | 2017-01-11 | 2017-01-11 | A kind of tunnel steel arch frame positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720031657.3U CN206376885U (en) | 2017-01-11 | 2017-01-11 | A kind of tunnel steel arch frame positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206376885U true CN206376885U (en) | 2017-08-04 |
Family
ID=59403577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720031657.3U Expired - Fee Related CN206376885U (en) | 2017-01-11 | 2017-01-11 | A kind of tunnel steel arch frame positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206376885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397217A (en) * | 2018-01-09 | 2018-08-14 | 山东大学 | The tunnel steel arch frame transport fitting machine and method that achievable monitoring element is laid in advance |
-
2017
- 2017-01-11 CN CN201720031657.3U patent/CN206376885U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397217A (en) * | 2018-01-09 | 2018-08-14 | 山东大学 | The tunnel steel arch frame transport fitting machine and method that achievable monitoring element is laid in advance |
| CN108397217B (en) * | 2018-01-09 | 2019-11-19 | 山东大学 | The tunnel steel arch frame transport fitting machine and method that achievable monitoring element is laid in advance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20180111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |