CN221096520U - Mounting bracket and have its positioner - Google Patents

Abstract

The utility model provides a mounting frame and a positioning device with the same, wherein the mounting frame comprises: the first connecting rod is provided with a first through hole and a first end and a second end which are oppositely arranged, the first end is sleeved on the anchor cable, the first connecting rod can rotate relative to the anchor cable, and the first connecting rod can move up and down relative to the anchor cable; the connecting structure is provided with a first end and a second end which are oppositely arranged, the extending direction of the connecting structure is different from that of the first connecting rod, and the first end of the connecting structure is rotatably arranged at the second end of the first connecting rod so as to change the included angle between the connecting structure and the first connecting rod; the support piece can be used for installing the laser direction indicator, is movably arranged at the second end of the connecting structure, so that the distance between the laser direction indicator and the anchor cable is changed, and the support piece can rotate relative to the axis of the connecting structure. The technical scheme provided by the utility model can solve the problem of higher difficulty in adjusting the angle of the laser direction indicator in the prior art.

Description

Mounting bracket and have its positioner

Technical Field

The utility model relates to the technical field of positioning devices, in particular to a mounting frame and a positioning device with the same.

Background

Currently, in underground roadway tunneling operation, measurement technicians perform on-site measurement to calibrate the neutral line azimuth according to a design value, and a mining area team performs construction according to the calibrated neutral line azimuth, so that the roadway is ensured not to deviate from the calibrated neutral line azimuth in long-distance tunneling construction, and a laser direction indicator is often required to control the construction direction.

In the prior art, when the laser direction indicator is installed, the laser direction indicator is firstly required to be fixed on the mounting frame, and meanwhile, a special anchor cable parallel to the central line of the roadway is required to be arranged on the top plate of the roadway, and then the mounting frame is fixed on the special anchor cable. But the mounting bracket that uses now is multi-purpose old and useless steel, leftover bits etc. temporary welding forms, and the mounting bracket type is many, complex operation. In addition, because the site construction condition is complex, the tunnel top plate is uneven, the special anchor cable cannot be strictly parallel to the central line of the tunnel, and the angle of the laser direction indicator needs to be leveled again, so that the difficulty of adjusting the angle of the laser direction indicator is increased.

Disclosure of utility model

The utility model provides a mounting frame and a positioning device with the same, which are used for solving the problem that the angle of a laser direction indicator is difficult to adjust in the prior art.

According to one aspect of the present utility model there is provided a mounting for supporting a laser pointer, the mounting comprising: the first connecting rod is provided with a first through hole, the first connecting rod is provided with a first end and a second end which are oppositely arranged, the first end of the first connecting rod is sleeved on the anchor cable, the first connecting rod can rotate relative to the anchor cable, and the first connecting rod can move up and down relative to the anchor cable; the connecting structure is provided with a first end and a second end which are oppositely arranged, the extending direction of the connecting structure is different from that of the first connecting rod, and the first end of the connecting structure is rotatably arranged at the second end of the first connecting rod so as to change the included angle between the connecting structure and the first connecting rod; the support piece can be installed the directional appearance of laser, and support piece is movably set up in connection structure's second end to change the distance between directional appearance of laser and the anchor rope, and support piece can rotate relative connection structure's axis, in order to change the contained angle between directional appearance of laser and the connection structure.

Further, the mounting frame further comprises a fixing portion and a rotating portion, the second end of the first connecting rod is connected with the fixing portion, the first end of the connecting structure is connected with the rotating portion, and the rotating portion can rotate relative to the fixing portion.

Further, the fixed part comprises a fixed disc, the rotating part comprises a rotating disc, the fixed disc is provided with a plurality of first arc-shaped grooves, the rotating disc is provided with a plurality of first connecting holes, one first arc-shaped groove at least corresponds to one first connecting hole, and the first arc-shaped grooves are connected with the first connecting holes through first fasteners.

Further, the fixed part includes the fixed disk, and the rotation part includes the rolling disc, is provided with the second arc fluting on the fixed disk, and the axis of rotation and the centre of a circle coincidence of second arc fluting of rolling disc are provided with a plurality of second connecting holes on the rolling disc, and a plurality of second connecting holes all are connected with the second arc fluting, and the second connecting hole is connected through the second fastener with the second arc fluting.

Further, the fixed part comprises a fixed disc, the rotating part comprises a rotating disc, a rotating shaft is arranged between the rotating disc and the fixed disc, a third arc-shaped slot is formed in the fixed disc, the circle center of the third arc-shaped slot coincides with the rotating shaft, a third connecting hole is formed in the rotating disc, and the third arc-shaped slot is connected with the third connecting hole through a third fastener.

Further, the connecting structure is provided with a second through hole, the supporting piece is movably arranged in the second through hole in a penetrating mode, and the supporting piece can rotate relative to the connecting structure.

Further, the connection structure includes: the second connecting rod is rotatably arranged at the second end of the first connecting rod and is provided with a third through hole; the third connecting rod, the third connecting rod has the second through-hole, and the one end of third connecting rod movably wears to establish in the third through-hole, and the third connecting rod can rotate relative second connecting rod, and support piece sets up the other end at the third connecting rod.

Further, the first connecting rod is connected with the anchor cable through a fourth fastening piece, a first fastening hole is formed in the first connecting rod, the fourth fastening piece is in threaded connection with the first fastening hole, and one end of the fourth fastening piece is abutted with the anchor cable so as to limit the relative position between the first connecting rod and the anchor cable; the second connecting rod is connected with the third connecting rod through a fifth fastening piece, a second fastening hole is formed in the second connecting rod, the fifth fastening piece is in threaded connection with the second fastening hole, and one end of the fifth fastening piece is abutted with the third connecting rod so as to limit the relative position between the second connecting rod and the third connecting rod; the third connecting rod is connected with the support piece through a sixth fastening piece, a third fastening hole is formed in the third connecting rod, the sixth fastening piece is in threaded connection with the third fastening hole, and one end of the sixth fastening piece is abutted to the support piece so as to limit the relative position between the third connecting rod and the support piece.

According to another aspect of the present utility model there is provided a positioning device comprising a laser pointer and a mounting frame as provided above, the laser pointer being arranged on a support of the mounting frame.

Further, the laser pointing instrument includes: a fixing seat; the emitter is rotatably arranged on the fixed seat and is provided with an emitting end and a driving end which are oppositely arranged; the driving parts are movably arranged on the fixing base, the driving parts are annularly arranged on the periphery of the driving end, one end of each driving part can be abutted with the driving end, the emitter is driven to rotate through the driving end, and the emitting direction of the emitting end is changed through the rotation of the emitter.

By applying the technical scheme of the utility model, the first connecting rod is rotatably arranged on the anchor cable, the first connecting rod can move up and down relative to the anchor cable, the first end of the connecting structure is rotatably arranged at the second end of the first connecting rod, the extending direction of the connecting structure is different from that of the first connecting rod, the supporting piece is rotatably arranged at the second end of the connecting structure, the supporting piece is movably arranged on the connecting structure, and the laser direction indicator is arranged on the supporting piece. When the angle of the laser direction indicator is adjusted, the connecting structure is firstly adjusted to the horizontal position, so that the laser direction indicator is positioned at the horizontal position, the first connecting rod is rotated, so that the laser is approximately directed at the extending direction of the roadway, the supporting piece is rotated, so that the laser is approximately parallel to the calibration center line, the first connecting rod is moved up and down again, the laser is driven to the proper height of the tunneling working face, and the supporting piece is moved horizontally, so that the laser coincides with the calibration center line. The angle of the laser direction indicator is convenient to adjust, so that the accuracy of laser angle adjustment can be guaranteed, the laser direction indicator can be adjusted at will in three degrees of freedom, the environmental adaptability is strong, and the laser direction indicator can be adjusted rapidly along with the fluctuation and change condition of a roadway. And the anchor cable is the anchor cable arranged at the top of the roadway in the tunneling effect, and a special anchor cable is not required to be additionally arranged, so that the laser direction indicator is convenient to install, the adjustment step of the laser direction indicator is reduced, the adjustment process of the laser direction indicator is simplified, the efficiency of adjusting the laser direction indicator is improved, the follow-up tunneling work is convenient to carry out, and the labor intensity of staff is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

Fig. 1 shows a schematic structural diagram of a mounting frame according to a first embodiment of the present utility model;

fig. 2 shows a side view of a mounting bracket provided in accordance with a first embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

10. A first connecting rod;

20. a connection structure; 21. a second connecting rod; 22. a third connecting rod;

30. A support;

41. a fixed plate; 411. a first arc-shaped slot; 42. a rotating disc; 43. a first fastener;

51. A fourth fastener; 52. a fifth fastener; 53. a sixth fastener;

100. an anchor cable;

200. a laser director; 210. a fixing seat; 220. a driving member.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 2, a first embodiment of the present utility model provides a mounting frame for supporting a laser pointer 200, and the mounting frame includes a first connecting rod 10, a connecting structure 20 and a supporting member 30. The first connecting rod 10 has a first through hole, the first connecting rod 10 has a first end and a second end which are oppositely arranged, the first end of the first connecting rod 10 is sleeved on the anchor cable 100, the first connecting rod 10 can rotate relative to the anchor cable 100, and the first connecting rod 10 can move up and down relative to the anchor cable 100. The connecting structure 20 has a first end and a second end which are oppositely arranged, the extending direction of the connecting structure 20 is different from that of the first connecting rod 10, and the first end of the connecting structure 20 is rotatably arranged at the second end of the first connecting rod 10 so as to change the included angle between the connecting structure 20 and the first connecting rod 10. The support 30 can mount the laser pointer 200, the support 30 is movably disposed at the second end of the connection structure 20 to change the distance between the laser pointer 200 and the anchor cable 100, and the support 30 can rotate relative to the axis of the connection structure 20 to change the angle between the laser pointer 200 and the connection structure 20.

With the technical scheme of the application, the first connecting rod 10 is rotatably arranged on the anchor cable 100, the first connecting rod 10 can move up and down relative to the anchor cable 100, the first end of the connecting structure 20 is rotatably arranged at the second end of the first connecting rod 10, the extending direction of the connecting structure 20 is different from that of the first connecting rod 10, the supporting piece 30 is rotatably arranged at the second end of the connecting structure 20, the supporting piece 30 is movably arranged on the connecting structure 20, and the laser direction indicator 200 is arranged on the supporting piece 30. When the angle of the laser direction indicator 200 is adjusted, the connecting structure 20 is adjusted to the horizontal position, so that the laser direction indicator 200 is positioned at the horizontal position, the first connecting rod 10 is rotated, so that the laser is approximately directed to the extending direction of the roadway, the supporting piece 30 is rotated, so that the laser is approximately parallel to the calibration center line, the first connecting rod 10 is moved up and down again, the laser is driven to the proper height of the tunneling working surface, and the supporting piece 30 is moved horizontally, so that the laser coincides with the calibration center line. So set up, the angle of the directional appearance 200 of laser of being convenient for to can guarantee the accuracy of laser angle adjustment, the directional appearance 200 of laser can be adjusted wantonly in three degrees of freedom, and environmental suitability is strong, can carry out quick adjustment along with the tunnel fluctuation change condition. And, the anchor rope 100 is the anchor rope 100 that sets up in the tunnel top in the tunnel tunneling effect, need not additionally set up special anchor rope, is convenient for install laser direction indicator 200, has reduced laser direction indicator 200's adjustment step, has simplified laser direction indicator 200 adjustment process to improve the efficiency of adjusting laser direction indicator 200, be convenient for carry out follow-up tunneling work, reduce staff's intensity of labour.

When adjusting the angle of the laser pointing device 200, the operator can selectively adjust the positions and angles of the first connecting rod 10, the connecting structure 20 and the supporting member 30 according to the needs, so long as the laser is adjusted to coincide with the calibration center line. And in the actual operation process, be provided with a plurality of plumb lines at the top in tunnel, a plurality of plumb lines extend along the direction of demarcating the central line to all be provided with the drop hammer on every plumb line, the drop hammer is located demarcating the central line, and the staff can be according to drop hammer adjustment laser direction.

Wherein, the mounting bracket still includes fixed part and rotation portion, and the second end and the fixed part of head rod 10 are connected, and connection structure 20's first end is connected with rotation portion, and rotation portion can rotate relative to fixed part. So set up, be convenient for adjust connection structure 20's angle, avoid seting up structure such as hole on connection structure 20 simultaneously, guarantee connection structure 20's structural strength.

Specifically, the fixing portion includes a fixing disc 41, the rotating portion includes a rotating disc 42, the fixing disc 41 is provided with a plurality of first arc-shaped slots 411, a plurality of first connecting holes are provided on the rotating disc 42, one first arc-shaped slot 411 corresponds to at least one first connecting hole, and the first arc-shaped slot 411 is connected with the first connecting hole through a first fastener 43. So set up, be convenient for make the rotation dish 42 rotate relative to fixed disk 41, simultaneously, be convenient for fix fixed disk 41 and rotation dish 42. Further, the angle of relative rotation between the rotating disk 42 and the fixed disk 41 can be increased. The first fastening member 43 may be a butterfly bolt, the fixed disc 41 is welded to the first connecting rod 10, and the rotating disc 42 is welded to the connecting structure 20. Alternatively, a plurality of arc-shaped slots may be provided on the rotating disc 42, where the plurality of arc-shaped slots are disposed in one-to-one correspondence with the plurality of first arc-shaped slots 411, and the first connection holes are not required.

Further, the connection structure 20 has a second through hole, the support member 30 is movably disposed in the second through hole, and the support member 30 can rotate relative to the connection structure 20. So set up, simple structure is convenient for assemble support 30 and connection structure 20, and the support 30 of being convenient for rotates and removes simultaneously. Wherein the support 30 is a support bar.

Wherein the connection structure 20 includes a second connection rod 21 and a third connection rod 22. The second connecting rod 21 is rotatably provided at the second end of the first connecting rod 10, and the second connecting rod 21 has a third through hole. The third connecting rod 22 has a second through hole, one end of the third connecting rod 22 is movably inserted in the third through hole, and the third connecting rod 22 can rotate relative to the second connecting rod 21, and the supporting member 30 is disposed at the other end of the third connecting rod 22. Wherein, in the application, the second through hole and the third through hole are coaxially arranged. So set up, connection structure 20's length and angularly adjustable to can further improve support 30's adjustment scope, the staff can follow axial displacement third connecting rod 22 or support 30 as required, perhaps rotates third connecting rod 22 and support 30, the staff of being convenient for adjusts, can make this mounting bracket more be suitable for the operational environment of complicacy in the tunnel simultaneously.

Specifically, the first connecting rod 10 is connected with the anchor cable 100 through a fourth fastener 51, the first connecting rod 10 is provided with a first fastening hole, the fourth fastener 51 is in threaded connection with the first fastening hole, and one end of the fourth fastener 51 is abutted with the anchor cable 100 so as to limit the relative position between the first connecting rod 10 and the anchor cable 100. So set up, be connected simply between head rod 10 and the anchor rope 100, be convenient for change the relative position between head rod 10 and the anchor rope 100, be convenient for fix head rod 10 and anchor rope 100 simultaneously, can guarantee the joint strength between the two simultaneously.

The second connecting rod 21 is connected with the third connecting rod 22 through a fifth fastening piece 52, a second fastening hole is formed in the second connecting rod 21, the fifth fastening piece 52 is in threaded connection with the second fastening hole, and one end of the fifth fastening piece 52 is abutted with the third connecting rod 22 so as to limit the relative position between the second connecting rod 21 and the third connecting rod 22. So set up, be connected simply between second connecting rod 21 and the third connecting rod 22, be convenient for change the relative position between second connecting rod 21 and the third connecting rod 22, be convenient for fix second connecting rod 21 and third connecting rod 22 simultaneously, can guarantee the joint strength between the two simultaneously.

The third connecting rod 22 is connected with the support 30 through a sixth fastening piece 53, a third fastening hole is formed in the third connecting rod 22, the sixth fastening piece 53 is in threaded connection with the third fastening hole, and one end of the sixth fastening piece 53 abuts against the support 30 so as to limit the relative position between the third connecting rod 22 and the support 30. So set up, be connected simply between third connecting rod 22 and the support piece 30, be convenient for change the relative position between third connecting rod 22 and the support piece 30, be convenient for fix third connecting rod 22 and support piece 30 simultaneously, can guarantee the joint strength between the two simultaneously.

Wherein the length of the first connecting rod 10 is set between 300mm and 600mm, the length of the second connecting rod 21 is set between 150mm and 200mm, and the worker can select the lengths of the third connecting rod 22 and the support 30 as required. By the arrangement, the installation frame is convenient to use in the roadway on the premise that the adjustment range of the first connecting rod 10 and the second connecting rod 21 can be guaranteed, and interference with other structures in the roadway is avoided.

Specifically, in the present application, cable bolt 100 is typically a phi 21.8mm steel strand cable bolt 100 or a phi 22mm threaded steel bolt. The first connecting rod 10 and the second connecting rod 21 are galvanized steel pipes with an outer diameter of phi 33.4mm and an inner diameter of phi 25.4mm. The third connecting rod 22 is a quarter galvanized steel pipe, the outer diameter is phi 21.0mm, the inner diameter is phi 15.0mm, and the length of the third connecting rod 22 is 300mm. The support 30 is a round steel bar with phi 10mm, the outer diameter is phi 10.0mm, and the length is 400mm. The fourth, fifth and sixth fasteners 51, 52 and 53 are M8X40 mm galvanized bolts, and are matched with galvanized nuts, holes are formed in the fixed positions of the nuts, the aperture is phi 10.0mm, and then the nuts are welded in the hole positions. The butterfly bolt is a galvanized butterfly bolt with the length of M8×20mm, and is matched with an anti-slip washer and a butterfly nut. The fixed disk 41 and the rotating disk 42 are made of stainless steel plates with the thickness of 4mm, the diameter of 120mm, and the width of the third arc-shaped slot is 9mm. The installation frame can be repeatedly used, and the installation frame is low in processing cost, high in stability and reliable in precision.

The second embodiment of the present utility model provides a mounting frame, which is different from the first embodiment in that the fixing portion includes a fixing disc 41, the rotating portion includes a rotating disc 42, a second arc slot is disposed on the fixing disc 41, a rotation axis of the rotating disc 42 coincides with a center of the second arc slot, a plurality of second connection holes are disposed on the rotating disc 42, the plurality of second connection holes are all connected with the second arc slot, and the second connection holes are connected with the second arc slot through a second fastener. So set up, be convenient for make the rotation dish 42 rotate relative to fixed disk 41, simultaneously, need not to set up the pivot, be convenient for fix fixed disk 41 and rotation dish 42. In addition, the fixed disc 41 and the rotating disc 42 are simple in structure and convenient to process. The second fastening member may be a butterfly bolt, the fixed disc 41 is welded to the first connecting rod 10, and the rotating disc 42 is welded to the connecting structure 20. Alternatively, an arc slot may be provided on the rotary disk 42, where the arc slot is provided corresponding to the second arc slot, and the second connection hole is not required.

The third embodiment of the present utility model provides a mounting frame, which is different from the first embodiment in that the fixing portion includes a fixed disc 41, the rotating portion includes a rotating disc 42, a rotating shaft is provided between the rotating disc 42 and the fixed disc 41, a third arc-shaped slot is provided on the fixed disc 41, a center of the third arc-shaped slot coincides with the rotating shaft, a third connecting hole is provided on the rotating disc 42, and the third arc-shaped slot is connected with the third connecting hole through a third fastening piece. So set up, be convenient for make the rotation dish 42 rotate relative to fixed disk 41, simultaneously, be convenient for fix fixed disk 41 and rotation dish 42. In addition, the fixed disc 41 and the rotating disc 42 are simple in structure and convenient to process. The third fastening member may be a butterfly bolt, the fixed disc 41 is welded to the first connecting rod 10, and the rotating disc 42 is welded to the connecting structure 20.

Wherein the first, second, third, fourth, fifth and sixth fasteners 43, 51, 52 and 53 are galvanized rust-resistant bolts. In the prior art, the bolt is easy to rust and skid after the installation frame is installed and disassembled for many times, so that the stability of the laser direction indicator 200 after being connected with the installation frame is poor, and underground transportation equipment can vibrate when passing through the lower part of the laser direction indicator 200, thereby influencing the guiding precision. However, in the application, galvanized rust-proof bolts are adopted to connect different structures, so that the connection is stable, and the guiding precision of the laser direction indicator 200 can be ensured.

A fourth embodiment of the present utility model provides a positioning device, where the positioning device includes the laser pointing device 200 and the mounting frame provided above, and the laser pointing device 200 is disposed on the support member 30 of the mounting frame. By the arrangement, the difficulty of adjusting the pointing direction of the laser pointing instrument 200 can be reduced, and the pointing accuracy of the positioning device can be ensured.

Further, the laser pointer 200 includes a holder 210, an emitter, and a plurality of drivers 220. The emitter is rotatably disposed on the fixing base 210, and the emitter has an emitting end and a driving end disposed opposite to each other. The driving members 220 are movably disposed on the fixing base 210, and the driving members 220 are annularly disposed on the periphery of the driving end, one end of the driving member 220 can be abutted with the driving end, so that the driving end drives the emitter to rotate, and the emitting direction of the emitting end is changed by the rotation of the emitter. The driving member 220 can adjust the emitting direction of the emitter through the driving end, and different driving members 220 can drive the emitter to rotate in different directions. In the application, the operator can finely adjust the laser direction through the driving member 220, so as to further ensure the accuracy of the laser direction. The driving member 220 may be a fine tuning bolt, so that the structure is simple and the operation is convenient.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A mounting bracket for supporting a laser pointer (200), the mounting bracket comprising:

The first connecting rod (10) is provided with a first through hole, the first connecting rod (10) is provided with a first end and a second end which are oppositely arranged, the first end of the first connecting rod (10) is sleeved on the anchor cable (100), the first connecting rod (10) can rotate relative to the anchor cable (100), and the first connecting rod (10) can move up and down relative to the anchor cable (100);

a connection structure (20), wherein the connection structure (20) is provided with a first end and a second end which are oppositely arranged, the extension direction of the connection structure (20) is different from that of the first connection rod (10), and the first end of the connection structure (20) is rotatably arranged at the second end of the first connection rod (10) so as to change the included angle between the connection structure (20) and the first connection rod (10);

The support piece (30), support piece (30) can be right laser direction appearance (200) is installed, support piece (30) movably set up the second end of connection structure (20), with change laser direction appearance (200) with distance between anchor rope (100), just support piece (30) can be relative the axis rotation of connection structure (20), with change laser direction appearance (200) with contained angle between connection structure (20).

2. The mounting frame according to claim 1, further comprising a fixed portion and a rotating portion, wherein the second end of the first connecting rod (10) is connected to the fixed portion, and wherein the first end of the connecting structure (20) is connected to the rotating portion, and wherein the rotating portion is rotatable relative to the fixed portion.

3. The mounting frame according to claim 2, wherein the fixing portion comprises a fixing plate (41), the rotating portion comprises a rotating plate (42), the fixing plate (41) is provided with a plurality of first arc-shaped slots (411), the rotating plate (42) is provided with a plurality of first connecting holes, one first arc-shaped slot (411) corresponds to at least one first connecting hole, and the first arc-shaped slot (411) and the first connecting hole are connected through a first fastener (43).

4. The mounting frame according to claim 2, wherein the fixing portion comprises a fixing disc (41), the rotating portion comprises a rotating disc (42), a second arc-shaped slot is formed in the fixing disc (41), a rotation axis of the rotating disc (42) coincides with a circle center of the second arc-shaped slot, a plurality of second connecting holes are formed in the rotating disc (42), the second connecting holes are connected with the second arc-shaped slot, and the second connecting holes are connected with the second arc-shaped slot through second fasteners.

5. The mounting frame according to claim 2, wherein the fixing portion comprises a fixing disc (41), the rotating portion comprises a rotating disc (42), a rotating shaft is arranged between the rotating disc (42) and the fixing disc (41), a third arc-shaped slot is formed in the fixing disc (41), the circle center of the third arc-shaped slot coincides with the rotating shaft, a third connecting hole is formed in the rotating disc (42), and the third arc-shaped slot is connected with the third connecting hole through a third fastener.

6. The mounting frame according to claim 1, characterized in that the connection structure (20) has a second through hole, the support (30) being movably arranged in the second through hole, and the support (30) being rotatable relative to the connection structure (20).

7. The mounting according to claim 6, wherein the connecting structure (20) comprises:

A second connecting rod (21), the second connecting rod (21) being rotatably arranged at the second end of the first connecting rod (10), the second connecting rod (21) having a third through hole;

The third connecting rod (22), third connecting rod (22) have the second through-hole, the one end of third connecting rod (22) movably wears to establish in the third through-hole, just third connecting rod (22) can be relative second connecting rod (21) rotates, support piece (30) set up the other end of third connecting rod (22).

8. The mount of claim 7, wherein the mounting bracket is configured to mount the mounting bracket,

The first connecting rod (10) is connected with the anchor cable (100) through a fourth fastener (51), a first fastening hole is formed in the first connecting rod (10), the fourth fastener (51) is in threaded connection with the first fastening hole, one end of the fourth fastener (51) is abutted with the anchor cable (100) so as to limit the relative position between the first connecting rod (10) and the anchor cable (100);

The second connecting rod (21) is connected with the third connecting rod (22) through a fifth fastening piece (52), a second fastening hole is formed in the second connecting rod (21), the fifth fastening piece (52) is in threaded connection with the second fastening hole, and one end of the fifth fastening piece (52) is abutted with the third connecting rod (22) so as to limit the relative position between the second connecting rod (21) and the third connecting rod (22);

The third connecting rod (22) is connected with the supporting piece (30) through a sixth fastening piece (53), a third fastening hole is formed in the third connecting rod (22), the sixth fastening piece (53) is in threaded connection with the third fastening hole, and one end of the sixth fastening piece (53) is abutted to the supporting piece (30) so as to limit the relative position between the third connecting rod (22) and the supporting piece (30).

9. Positioning device, characterized in that it comprises a laser pointer (200) and a mounting frame according to any one of claims 1 to 8, the laser pointer (200) being arranged on a support (30) of the mounting frame.

10. The positioning device according to claim 9, wherein the laser pointer (200) comprises:

A holder (210);

The emitter is rotatably arranged on the fixing seat (210) and is provided with an emitting end and a driving end which are oppositely arranged;

The driving pieces (220) are movably arranged on the fixing base (210), the driving pieces (220) are annularly arranged on the periphery of the driving end, one end of each driving piece (220) can be abutted with the driving end so as to drive the emitter to rotate through the driving end, and the emitting direction of the emitting end is changed through the rotation of the emitter.