CN214621191U

CN214621191U - Laser instrument support for house decoration and laser device

Info

Publication number: CN214621191U
Application number: CN202121037506.1U
Authority: CN
Inventors: 李栋文
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-15
Filing date: 2021-05-15
Publication date: 2021-11-05
Anticipated expiration: 2031-05-15

Abstract

The utility model provides a laser instrument bracket and a laser device for house decoration, wherein the laser instrument bracket comprises a first clamping part and a second clamping part which are oppositely arranged to form a clamping mechanism; the connecting arm is used for connecting the first clamping part and the second clamping part. The position adjusting device is connected with the connecting arm and can rotate and/or move linearly relative to the connecting arm; the laser instrument mounting piece is arranged on the position adjusting device and is used for connecting the laser instrument; the connecting arm comprises a first arm rod, a second arm rod and an arm rod positioning structure for fixing the relative positions of the two arm rods; the second arm rod is provided with a limiting fastener, and the first arm rod is arranged on the second arm rod through the limiting fastener in an overlapped mode and can move along the length direction of the second arm rod; the two ends of the two arm rods are connected with the first clamping part and the second clamping part. The laser device comprises the laser instrument bracket. The technical scheme solves the problem that the prior art is difficult to meet the requirements of users on the higher precision of the laser projection position and the convenience in adjustment.

Description

Laser instrument support for house decoration and laser device

Technical Field

The utility model relates to a construction technical field especially relates to a laser instrument support and laser device for house decoration.

Background

Chinese patent of grant publication No. CN208818209U discloses a laser instrument for building a wall, including support, connection rotary rod on the support, connection adjust the box on the rotary rod and fix a word line laser on adjusting the box, the support includes a transversal first mounting plate and a transversal second mounting plate of personally submitting "L" type, first mounting plate length divide the extension board with the long division board stack of second mounting plate, long division board stack department is equipped with the rod cover, the long division board one end of first mounting plate is equipped with first through-hole, the first through-hole of first mounting plate is equipped with first nut and first screw, the department of bending of second mounting plate is equipped with torsion spring buckle clamp, the one end of the short division extension board of first mounting plate is equipped with the gib head that extends to treating tight object direction.

Although the technical scheme well solves the problems of single function, weak adjustability and poor environment applicability of the bracket mounting position in the common line instrument. However, in practical applications, the laser walling line instrument has a weak laser position adjustability, and is difficult to meet the requirements of users on high precision of laser projection positions and convenience in adjustment.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a laser instrument support and a laser device for house decoration in order to solve the problem that the prior art is difficult to meet the requirements of users on the high precision of laser projection positions and the convenience in adjustment.

The utility model provides a laser instrument support for house decoration, it includes:

a first clamping portion;

the second clamping part is arranged opposite to the first clamping part so as to jointly form a clamping mechanism;

the connecting arm is used for connecting the first clamping part and the second clamping part;

the position adjusting device is connected with the connecting arm and can rotate and/or linearly move relative to the connecting arm;

the laser instrument mounting piece is arranged on the position adjusting device and is used for connecting a laser instrument;

the connecting arm comprises a first arm rod, a second arm rod and an arm rod positioning structure for fixing the relative positions of the two arm rods;

the second arm rod is also provided with a limiting fastener, and the first arm rod is wholly or partially arranged on the second arm rod through the limiting fastener in an overlapped mode and can only move along the length direction of the second arm rod;

the two ends of the first arm rod and the second arm rod, which are far away from each other, are respectively connected with the first clamping part and the second clamping part.

Besides the limiting fasteners, the second arm rod can be provided with a plurality of small limiting fasteners for assisting the limiting fasteners to complete the superposition between the first arm rod and the second arm rod and the limitation of the movement direction.

In one embodiment, the first clamping portion is an elastic clamping structure, which includes:

the extension part is connected with the first arm rod to form an L-shaped structure;

and the torsion spring buckle clamp is arranged on one side of the extension part close to the second clamping part and is connected with the extension part.

In one embodiment, the first clamping portion is an adjustable clamping structure, which includes:

the extension part is connected with the first arm rod to form an L-shaped structure, and a screw hole is formed in the extension part; the clamping piece is positioned on one side of the extending part close to the second clamping part, and part of the edge of the clamping piece is slightly bent towards the direction close to the second clamping part so as to more stably fix the clamped object during clamping;

the distance adjusting rod comprises a distance adjusting knob and an adjusting screw rod matched with the screw hole on the extending part; the distance adjusting knob is positioned on one side of the extending part far away from the second clamping part; one end of the adjusting screw rod is fixedly connected with the distance adjusting knob, the other end of the adjusting screw rod penetrates through the screw hole in the extending part and is connected with the nut fixedly arranged on the clamping piece, and the nut on the clamping piece and the adjusting screw rod are connected together in a relatively rotatable mode, so that the clamping piece cannot rotate along with the adjusting screw rod when the adjusting screw rod rotates.

In one embodiment, the arm positioning structure includes:

the first positioning screw hole is formed in the second arm rod;

the first positioning bolt is matched with the first positioning screw hole;

when the relative positions of the two arm rods are fixed, the tail end of the first positioning bolt penetrates through the first positioning screw hole and is abutted against the first arm rod, so that the first arm rod is tightly pressed and fixed on the limiting fastener.

In one embodiment, the arm positioning structure includes:

the alignment screw hole group comprises a plurality of first alignment screw holes, and the first alignment screw holes are uniformly distributed on the first arm rod along the length direction of the first arm rod;

the second aligning screw hole is formed in the second arm rod;

the alignment bolt is matched with the first alignment screw hole and the second alignment screw hole;

when the relative positions of the two arm rods are fixed, the tail end of the aligning bolt penetrates through the second aligning screw hole and enters the first aligning screw hole so as to fasten the first arm rod and the second arm rod together.

In one embodiment, the second arm has a second positioning screw hole, and the position adjusting device includes:

the adjusting arm is provided with an adjusting groove, and the adjusting groove extends along the length direction of the adjusting arm;

the tail end of the second positioning bolt penetrates through the adjusting groove and is screwed into the second positioning screw hole so as to connect the adjusting arm and the second arm rod together;

when the position of the position adjusting device is fixed, the second positioning bolt tightly presses and fixes the adjusting arm on the second arm rod through the head or a washer of the second positioning bolt.

In one embodiment, the position adjusting device includes:

the sliding fastener can be buckled on the second arm rod in a sliding mode along the second arm rod, and screw holes are formed in the side edge of the sliding fastener and the side face connected with the side edge;

the positioning rod comprises a handle and a positioning screw rod matched with a screw hole on the side edge of the sliding fastener;

the steering arm is provided with a connecting hole;

the tail end of the connecting bolt penetrates through the connecting hole and is screwed into the screw hole on the side face of the sliding fastener so as to connect the steering arm and the sliding fastener together;

when the sliding fastener is fixed, the tail end of the positioning screw rod penetrates through a screw hole on the side edge of the sliding fastener and abuts against the side edge of the second arm rod so as to fasten the second arm rod and the sliding fastener together;

when the steering arm is fixed, the connecting bolt presses and fixes the steering arm on the sliding fastener through the head part or the washer of the connecting bolt.

In one embodiment, the laser instrument support for house decoration further comprises a circumferential angle fine-adjustment device, and the circumferential angle fine-adjustment device comprises:

the circumferential angle adjusting box is of a cylindrical hollow structure with an opening at the top, the bottom of the circumferential angle adjusting box is fixedly connected with the position adjusting device, and through holes are formed in the center of the bottom and the peripheral wall of the circumferential angle adjusting box;

the circumferential angle adjusting cover covers the opening of the circumferential angle adjusting box; the bottom of the circumferential angle adjusting cover is provided with a gear ring and a screw hole which shares a central axis with the gear ring, and the screw hole on the circumferential angle adjusting cover corresponds to the through hole in the center of the bottom of the circumferential angle adjusting box;

the circumferential angle adjusting rod comprises a circumferential angle adjusting knob, an adjusting gear and a connecting rod; one end of the connecting rod is fixedly connected with the circumferential angle adjusting knob, and the other end of the connecting rod penetrates through the through hole in the circumferential wall of the circumferential angle adjusting box to enter the circumferential wall of the circumferential angle adjusting box and is fixedly connected with the adjusting gear; the adjusting gear is meshed with the gear ring, and the rotating central shaft of the adjusting gear is vertical to that of the gear ring;

the tail end of a stud of the central bolt penetrates through a through hole in the center of the bottom of the circumferential angle adjusting box and a screw hole in the circumferential angle adjusting cover matched with the through hole, and the central bolt is connected with the laser instrument installation piece.

In one embodiment, the laser instrument mounting piece comprises an inclination angle fine-tuning device and a mounting plate arranged on the inclination angle fine-tuning device; the inclination angle fine-tuning device comprises:

the inclination angle adjusting box is connected with the tail end of the stud of the central bolt;

the inclination angle adjusting rod penetrates through the side wall of the inclination angle adjusting box in a threaded fit mode and is connected with a transmission device inside the inclination angle adjusting box so as to adjust the inclination angle of the mounting plate.

The utility model also provides a laser device, it includes foretell laser instrument support for house decoration, and install in a laser instrument on the laser instrument support for house decoration.

The utility model discloses in, when needs with laser instrument support fixed mounting on other objects, can slide first armed lever and/or second armed lever, because spacing fastener's effect, when first armed lever and/or second armed lever slide, the length of linking arm can change. And because the two ends of the first arm lever and the second arm lever which are far away from each other are respectively connected with the first clamping part and the second clamping part, when the length of the connecting arm is changed, the distance between the first clamping part and the second clamping part can be changed along with the change of the length of the connecting arm, so that the clamping device is suitable for clamped objects with different sizes. After the clamped object is clamped by the first clamping part and the second clamping part, the relative positions of the two arm rods can be fixed through the arm rod positioning structure, so that the two arm rods cannot move, and the laser instrument support is fixedly arranged on other objects. After the laser instrument support is fixed in position, the laser instrument mounting piece arranged on the laser instrument support can move linearly and/or circumferentially relative to the connecting arm by adjusting the position adjusting device, so that the position of the laser instrument can be further adjusted and calibrated finally. Through the arrangement, the technical scheme solves the problem that the prior art is difficult to meet the requirements of users on the higher precision of the laser projection position and the requirements on convenience in adjustment.

Drawings

Fig. 1 is a first structural schematic diagram of a laser instrument support for house decoration according to the present invention;

FIG. 2 is a second structural diagram of the laser device bracket for house decoration according to the present invention;

FIG. 3 is a third structural view of the laser device bracket for house decoration according to the present invention;

FIG. 4 is a cross-sectional view of the fine adjustment device for circumferential angle in the laser instrument bracket for house decoration according to the present invention;

figure 5 is the utility model discloses a cross-sectional view of a structure of first clamping part in laser instrument support for house decoration.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a first clamping portion; 110. an extension portion; 120. a torsion spring clip; 130. a clamping member; 140. a distance adjusting rod; 141. a distance adjusting knob; 142. adjusting the screw rod; 200. a second clamping portion; 300. a connecting arm; 310. a first arm; 320. a second arm; 321. a second positioning screw hole; 330. an arm lever positioning structure; 333. a first contraposition screw hole; 334. a second alignment screw hole; 335. aligning the bolts; 340. a limiting fastener; 400. a position adjusting device; 410. an adjusting arm; 411. an adjustment groove; 420. a second positioning bolt; 430. a slide fastener; 440. positioning a rod; 441. a handle; 442. positioning a screw rod; 450. a steering arm; 451. connecting holes; 460. a connecting bolt; 500. a laser mount; 510. an inclination angle fine-tuning device; 511. an inclination angle adjusting box; 512. an inclination angle adjusting rod; 513. mounting a plate; 600. a circumferential angle fine-tuning device; 610. a circumferential angle adjusting box; 620. a circumferential angle adjusting cover; 621. a toothed ring; 630. a circumferential angle adjusting rod; 631. a circumferential angle adjusting knob; 632. an adjusting gear; 633. a connecting rod; 640. a central bolt.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is apparent that the specific details set forth in the following description are merely exemplary of the invention, which can be practiced in many other embodiments that depart from the specific details disclosed herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, 2 and 3, the present invention provides a laser instrument support for house decoration, which includes:

a first clamping portion 100;

a second clamping portion 200 disposed opposite to the first clamping portion 100 to constitute a clamping mechanism;

a connecting arm 300 for connecting the first and

second clamping portions

100 and 200;

a position adjusting device 400 connected to the connecting arm 300 and capable of rotating and/or moving linearly with respect to the connecting arm 300;

a laser installation member 500 installed on the position adjustment device 400 for connecting a laser;

the connecting arm 300 comprises a first arm rod 310, a second arm rod 320, and an arm rod positioning structure 330 for fixing the relative positions of the two arm rods;

the second arm lever 320 is further provided with a limit fastener 340, and the first arm lever 310 is wholly or partially arranged on the second arm lever 320 by overlapping through the limit fastener 340 and can only move along the length direction of the second arm lever 320;

the two ends of the first arm 310 and the second arm 320, which are far away from each other, are respectively connected to the first clamping portion 100 and the second clamping portion 200.

In particular embodiments, the first arm 310 and/or the second arm 320 may be slid when it is desired to fixedly mount the laser mount to another object. Due to the action of the limit fastener 340, the first arm 310 and the second arm 320 are wholly or partially overlapped, and the first arm 310 can only move along the second arm 320 due to the length direction of the first arm 310, and the length of the connecting arm 300 changes when the first arm 310 and/or the second arm 320 slides. The two ends of the second arm 320, which are far away from each other, are connected to the first clamping portion 100 and the second clamping portion 200, respectively, and when the length of the connecting arm 300 is changed, the distance between the first clamping portion 100 and the second clamping portion 200 is changed accordingly, so as to adapt to clamped objects with different sizes. After the clamped object is clamped by the first clamping part 100 and the second clamping part 200, the relative positions of the two arms can be fixed through the arm positioning structure 330, so that the two arms cannot move, and the laser instrument bracket is fixedly mounted on other objects. After the laser instrument support is fixed in position, the laser instrument mounting part 500 installed on the laser instrument support can perform linear motion and/or circumferential motion relative to the connecting arm 300 by adjusting the position adjusting device 400, so that the position of the laser instrument can be further adjusted and calibrated finally, and the accuracy of the laser projection position is improved.

Wherein, the first clamping part 100, the second clamping part 200 and the connecting arm 300 together form a C-like structure; first armed lever 310, second armed lever 320 all can be the lamella form, and the shape of spacing fastener 340 and the shape phase-match of first armed lever 310, second armed lever 320, specifically, the cross section of spacing fastener 340 can be "C" font, on welding and second armed lever 320, first armed lever 310 activity is worn to locate in spacing fastener 340.

Further, referring to fig. 1 or 2, the first clamping portion 100 is an elastic clamping structure, which includes:

the extension part 110 is connected with the first arm rod 310 to form an L-shaped structure;

the torsion spring clip 120 is disposed on one side of the extension portion 110 close to the second clamping portion 200, and is connected to the extension portion 110.

Specifically, in the embodiment, when the laser instrument holder is installed, the torsion spring clip 120 is rotated to be opened, and then the torsion spring clip 120 is released after the first clamping portion 100 and the second clamping portion 200 clamp the clamped object, so that the torsion spring clip 120 can tightly clamp the clamped object under the reset action of the torsion spring, thereby improving the installation stability of the laser instrument holder.

The torsion spring clip 120 includes a torsion spring portion and a clip portion connected to each other, and the torsion spring portion may be installed at a connection position of the extension portion 110 and the first arm 310; under the action of no external force, the clip part is located in the included angle area formed by the extension part 110 and the first arm rod 310.

The structure of the second clamping portion 200 connected to the second arm 320 may be "L" shaped.

Further, referring to fig. 3 and 5, the first clamping portion 100 is an adjustable clamping structure, which includes:

the extension part 110 is connected with the first arm rod 310 to form an L-shaped structure, and a screw hole is formed in the extension part 110;

the clamping piece 130 is positioned on one side of the extension part 110 close to the second clamping part 200, and part of the edge of the clamping piece 130 is slightly bent towards the direction close to the second clamping part 200 so as to more stably fix the clamped object during clamping;

a distance adjusting rod 140 including a distance adjusting knob 141 and an adjusting screw 142 matching with the screw hole on the extension part 110; the distance adjustment knob 141 is located on a side of the extension portion 110 away from the second clamping portion 200; one end of the adjusting screw 142 is fixedly connected to the distance adjusting knob 141, and the other end thereof passes through the screw hole of the extending portion 110 and is connected to the nut fixedly disposed on the clamping member 130, and the nut of the clamping member 130 and the adjusting screw 142 are rotatably connected together, so that the clamping member 130 cannot rotate when the adjusting screw 142 rotates.

In the embodiment, when the laser instrument holder is installed, after the connecting arm 300 is adjusted to a suitable length, the clamping member 130 and the second clamping portion 200 contact and clamp the object to be clamped, and then, the distance adjusting knob 141 can be rotated, so that the adjusting screw 142 fixedly connected with the distance adjusting knob pushes the clamping member 130 to approach and press the object to be clamped under the guidance of the screw hole on the extending portion 110.

Specifically, the nut on the clamping member 130 may be a hollow nut, the hollow nut forms a hollow space at one end of the clamping member 130, and the snap ring is installed in the hollow space to movably snap one end of the adjusting screw 142 in the hollow nut, so as to form an idle connection structure, so that the clamping member 130 cannot rotate along with the adjusting screw 142 when the adjusting screw 142 rotates.

Due to the structure, when the distance adjusting rod 140 rotates to enable the clamping piece 130 to move to push up a clamped object, part of the edge of the clamping piece 130 is slightly bent towards the direction close to the second clamping part 200, so that the clamping piece 130 can firmly clamp the clamped object, and the clamping piece 130 cannot rotate along with the rotation of the adjusting screw rod 142, so that the installation stability of the laser instrument support is improved.

In addition, a graduated scale may be provided on the first arm 310 to assist the user to understand and control the length variation of the connecting arm 300, and to determine the relative positions of the first arm 310 and the second arm 320.

Further, referring to fig. 1, the arm positioning structure 330 includes:

the first positioning screw hole is formed in the second arm lever 320;

the first positioning bolt is matched with the first positioning screw hole;

when the relative positions of the two arm rods are fixed, the end of the first positioning bolt passes through the first positioning screw hole and abuts against the first arm rod 310, so that the first arm rod 310 is tightly pressed and fixed on the limiting fastener 340.

Specifically, in the embodiment, when the first arm lever 310 and/or the second arm lever 320 are slid to change the length of the connecting arm 300 until the first clamping portion 100 and the second clamping portion 200 can just clamp the clamped object to install the laser instrument support, the first positioning bolt is rotated to enable the tail end of the first positioning bolt to penetrate through the first positioning screw hole to press the first arm lever 310 onto the limiting fastener 340, and under the action of limiting and pressing force of the first positioning screw hole, relative movement between the first arm lever 310 and the second arm lever 320 cannot occur any more, the length of the connecting arm 300 cannot change any more, and the clamping mechanism formed by the first clamping portion 100 and the second clamping portion 200 cannot change any more, so that the laser instrument support is installed on the clamped object.

Further, referring to fig. 1, the arm positioning structure 330 includes:

the alignment screw hole group comprises a plurality of first alignment screw holes 333, and the first alignment screw holes 333 are uniformly distributed on the first arm rod 310 along the length direction thereof;

a second aligning screw hole 334 opened on the second arm 320;

an alignment bolt 335 matching the first and second alignment screw holes 333 and 334;

in fixing the relative positions of the two arms, the ends of the alignment bolts 335 pass through the second alignment screw holes 334 and enter the first alignment screw holes 333 to fasten the first and

second arms

310 and 320 together.

In an embodiment, when the first arm 310 and/or the second arm 320 are slid to change the length of the connecting arm 300 until the distance between the first clamping portion 100 and the second clamping portion 200 reaches a suitable distance, the alignment bolt 335 is screwed to make the end of the alignment bolt pass through the second alignment screw hole 334 and enter the first alignment screw hole 333, and due to the limiting function of the screw hole and the limiting fastener 340, the first arm 310 and the second arm 320 are fastened together and cannot move relatively, and the length of the connecting arm 300 cannot be changed.

Although the first arm 310 is provided with a plurality of first aligning screw holes 333, the number and size of the first aligning screw holes are limited, and even if the user adjusts the first aligning screw holes as much as possible, the distance between the first clamping portion 100 and the second clamping portion 200 may not be exactly matched with the size of the object to be clamped when the aligning bolt 335 passes through the second aligning screw hole 334 and can enter a certain aligning screw hole with the most proper position on the first arm 310. At this time, the first clamping portion 100 can be adjusted to be close to or far from the second clamping portion 200 until the first clamping portion 100 and the second clamping portion 200 can just clamp the clamped object, so as to complete the installation of the laser instrument bracket on the clamped object.

Or, when the first clamping portion 100 and the second clamping portion 200 are adjusted to match the object to be clamped, the alignment bolt 335 passes through the second alignment screw hole 334 and abuts against the first arm 310 but does not align with the upper alignment screw hole 333, and at this time, the second arm 320 of the first arm 310 can be firmly fixed as long as the alignment bolt 335 is tightened to press the first arm 310 against the limit fastener 340, so that the object to be clamped can be clamped by the first clamping portion 100 and the second clamping portion 200, and the mounting of the laser instrument support is completed.

The structure of the first clamping portion 100 may be the adjustable clamping structure, which includes:

a clamping member 130 positioned at one side of the extension portion 110 close to the second clamping portion 200;

a distance adjusting rod 140 including a distance adjusting knob 141 and an adjusting screw 142 matching with the screw hole on the extension part 110; the distance adjustment knob 141 is located on a side of the extension portion 110 away from the second clamping portion 200; one end of the adjusting screw 142 is fixedly connected to the distance adjusting knob 141, and the other end thereof passes through the screw hole of the extending portion 110 and is connected to the nut fixedly disposed on the clamping member 130.

Further, referring to fig. 1, the second arm 320 is further provided with a second positioning screw hole 321, and the position adjusting device 400 includes:

the adjusting arm 410 is provided with an adjusting slot 411, and the adjusting slot 411 extends along the length direction of the adjusting arm 410;

a second positioning bolt 420 having a distal end passing through the adjustment slot 411 and screwed into the second positioning screw hole 321 to connect the adjustment arm 410 and the second arm lever 320 together;

when the position adjusting device 400 is fixed, the second positioning bolt 420 presses and fixes the adjusting arm 410 to the second arm 320 through the head or the washer thereof.

In the embodiment, after the laser instrument bracket is fixed and installed, when the position of the laser instrument installation part 500 needs to be adjusted to change the laser projection position of the laser instrument, if the circumferential angle needs to be adjusted, the adjustment arm 410 can be rotated to make circumferential movement around the second positioning bolt 420, so as to complete the adjustment of the circumferential angle; if the linear distance is desired to be adjusted, the adjusting arm 410 is pushed to make a linear motion relative to the second positioning bolt 420 under the restriction and cooperation of the second positioning bolt 420 and the adjusting slot 411, so as to complete the adjustment of the linear distance. After the adjustment of the circumferential angle and the linear distance is completed, the second positioning bolt 420 is rotated to press and fix the adjusting arm 410 to the second arm 320 through the head or the washer, thereby completing the position fixing of the position adjusting device 400.

Further, referring to fig. 3, the position adjustment apparatus 400 includes:

the sliding fastener 430 can be slidably buckled on the second arm lever 320 along the second arm lever, and the side edge of the sliding fastener 430 and the side surface connected with the side edge are both provided with screw holes;

the positioning rod 440 comprises a handle 441 and a positioning screw 442 matched with a screw hole on the side of the sliding fastener 430;

a steering arm 450 having a connection hole 451 formed therein;

a coupling bolt 460, the end of which passes through the coupling hole 451 and is screwed into a screw hole on the side of the slide fastener 430 to couple the steering arm 450 and the slide fastener 430 together;

when the slide fastener 430 is fixed, the end of the positioning screw 442 passes through the screw hole on the side of the slide fastener 430 and abuts against the side of the second arm 320, so as to fasten the second arm 320 and the slide fastener 430 together;

in securing the steering arm 450, the attachment bolt 460, through its head or washer, clamps the steering arm 450 to the slide fastener 430.

The sliding fastener 430 may be disposed in a gap between the first arm 310 and the second arm 320.

In the embodiment, after the laser instrument bracket is fixed and installed, when the position of the laser instrument installation part 500 needs to be adjusted to change the laser projection position of the laser instrument, if the circumferential angle needs to be adjusted, the steering arm 450 can be rotated to move circumferentially around the connecting bolt 460, so that the adjustment of the circumferential angle is completed; if the linear distance is desired to be adjusted, the sliding fastener 430 can be pushed to move linearly along the second arm 320, so as to complete the adjustment of the linear distance. After the adjustment of the circumferential angle and the linear distance is completed, the connecting bolt 460 is rotated to press and fix the steering arm 450 to the sliding fastener 430 through the head or the washer, and at the same time, the handle 441 is rotated to make the end of the positioning screw 442 pass through the screw hole on the side of the sliding fastener 430 and abut against the side of the second arm 320 to fasten the second arm 320 and the sliding fastener 430 together, thereby completing the fixing of the position adjusting apparatus 400.

Further, referring to fig. 3 and 4, the laser instrument holder for house decoration further includes a circumferential angle fine-tuning device 600, and the circumferential angle fine-tuning device 600 includes:

a circumferential angle adjusting box 610 having a cylindrical hollow structure with an open top, the bottom of which is fixedly connected to the position adjusting device 400, and the center and the peripheral wall of the bottom of which are provided with through holes;

a circumferential angle adjusting cover 620 covering the opening of the circumferential angle adjusting box 610; the bottom of the circumferential angle adjusting cover 620 is provided with a gear ring 621 and a screw hole which shares a central axis with the gear ring 621, and the screw hole on the circumferential angle adjusting cover 620 corresponds to the through hole in the center of the bottom of the circumferential angle adjusting box 610;

a circumferential angle adjusting lever 630 including a circumferential angle adjusting knob 631, an adjusting gear 632, and a connecting rod 633; one end of the connecting rod 633 is fixedly connected with the circumferential angle adjusting knob 631, and the other end thereof penetrates through the through hole on the circumferential wall of the circumferential angle adjusting box 610 to enter the interior thereof and is fixedly connected with the adjusting gear 632; the adjusting gear 632 is engaged with the gear ring 621, and the rotation center axis thereof is perpendicular to the rotation center axis of the gear ring 621;

the center bolt 640, the end of which is inserted through the central through hole at the bottom of the circumferential angle adjusting box 610 and the matching screw hole of the circumferential angle adjusting cover 620, is connected to the laser mounting member 500.

Specifically, in the embodiment, when the position of laser projection needs to be finely adjusted in the circumferential direction, the circumferential angle adjusting rod 630 is rotated, the adjusting gear 632 connected to the circumferential angle adjusting rod 630 through the connecting rod 633 can rotate, the toothed ring 621 meshed with the adjusting gear 632 can also move, the circumferential angle adjusting cover 620 where the toothed ring 621 is located can drive the central bolt 640 connected with the toothed ring through threaded fit to rotate, the laser instrument mounting part 500 connected to the central bolt 640 can rotate, and finally, the circumferential fine adjustment of the laser projection position is achieved.

In addition, if the laser used has an auto leveling function and the screw connection structure is aligned to directly connect the laser connection screw hole with the center bolt 640, the laser installation member 500 is not required.

Wherein, still be equipped with intermediate junction spare between circumference angle adjusting box 610 bottom and the position adjusting device 400, intermediate junction spare includes middle gasket and connecting stud, and middle gasket central authorities link to each other with the position adjusting device 400 through connecting stud, and circumference angle adjusting box 610 links to each other with middle gasket through 4 connecting studs, and the connection position can be the four corners and distribute.

Further, referring to fig. 1, fig. 2 and fig. 3, the laser apparatus installation component 500 includes an inclination angle fine-tuning device 510, and an installation plate 513 disposed on the inclination angle fine-tuning device 510; the tilt angle fine adjustment device 510 includes:

an inclination angle adjusting box 511 connected to the end of the stud of the center bolt 640;

the tilt angle adjusting lever 512 is connected to a transmission device inside through a sidewall of the tilt angle adjusting box 511 by screw-fitting to adjust the tilt angle of the mounting plate 513.

Specifically, in the embodiment, when the laser projection position needs to be finely adjusted in an inclined manner, the inclination angle adjusting rod 512 is rotated, and the transmission device connected to the inclination angle adjusting rod 512 rotates, so that the inclination angle of the laser mounting plate 513 is driven to change, and the fine adjustment of the inclination angle of the laser projection position is finally achieved.

Specifically, the transmission device may include a rotating shaft and a rotating member, one end of the rotating shaft is fixedly disposed on the inner wall of the inclination angle adjusting box 511, and the other end of the rotating shaft movably passes through the rotating member; one end of the rotating member near the rotating shaft is connected to the mounting plate 513 and the other end is in rotational contact with the tilt angle adjustment lever 512. When the tilt angle adjusting rod 512 moves towards the inside or the outside of the tilt angle adjusting box 511, the mounting plate 513 connected with the tilt angle adjusting rod in a touching manner is bent by 90 degrees at the other end of the rotating shaft, is in close contact with the other end of the tilt angle adjusting rod 512 under the action of a spring and then moves, so that the mounting plate 513 swings, and the fine adjustment of the tilt angle of the laser projection position is finally realized.

Of course, the transmission means described above may also be other structures commonly known in the art that perform the same or similar functions.

The utility model also provides a laser device, it includes foretell laser instrument support for house decoration to and install the laser instrument on the laser instrument support for house decoration.

In an embodiment, the mounting plate 513 of the laser instrument support for house decoration is a plug board, the laser instrument is provided with a plug groove matched with the plug board, and the laser instrument can be mounted on the laser instrument support by connecting the plug groove with a hanging buckle of the plug board.

In another embodiment, the mounting plate of the laser instrument support for house decoration is a mounting stud, a nut matched with the mounting stud is arranged on the laser instrument, and the mounting of the laser instrument on the laser instrument support can be realized by screwing the mounting stud into the nut.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions and improvements can be made, and all of them should be covered by the protection scope of the present invention.

Claims

1. A laser instrument support for house decoration, comprising:

a first clamping portion;

2. The laser gauge stand for room finishing of claim 1, wherein the first clamping portion is a resilient clamping structure comprising:

3. The laser gauge stand for home finishing of claim 1, wherein the first clamping portion is an adjustable clamping structure comprising:

the extension part is connected with the first arm rod to form an L-shaped structure, and a screw hole is formed in the extension part;

the clamping piece is positioned on one side of the extending part close to the second clamping part, and part of the edge of the clamping piece is slightly bent towards the direction close to the second clamping part so as to more stably fix the clamped object during clamping;

the distance adjusting rod comprises a distance adjusting knob and an adjusting screw rod matched with the screw hole on the extending part; the distance adjusting knob is positioned on one side of the extending part far away from the second clamping part; one end of the adjusting screw rod is fixedly connected with the distance adjusting knob, and the other end of the adjusting screw rod penetrates through a screw hole in the extending part and is connected with a nut fixedly arranged on the clamping piece; the nut on the clamping piece and the adjusting screw rod can be connected together in a relatively rotating mode, so that the clamping piece cannot rotate along with the adjusting screw rod when the adjusting screw rod rotates.

4. The laser meter support for house finishing as claimed in claim 1, wherein the arm positioning structure comprises:

the first positioning screw hole is formed in the second arm rod;

the first positioning bolt is matched with the first positioning screw hole;

5. The laser meter support for house finishing as claimed in claim 1, wherein the arm positioning structure comprises:

the second aligning screw hole is formed in the second arm rod;

6. The laser instrument support for house decoration according to claim 1, wherein the second arm has a second positioning screw hole, and the position adjusting device comprises:

7. The laser instrument holder for house decoration according to claim 1, wherein the position adjusting means includes:

the steering arm is provided with a connecting hole;

8. A laser instrument support for house decoration according to any one of claims 1 to 7, characterized in that it further comprises a circumferential angle fine-adjustment means, said circumferential angle fine-adjustment means comprising:

9. The laser mount for home finishing of claim 8, wherein the laser mount comprises a fine tilt angle adjustment device, and a mounting plate disposed on the fine tilt angle adjustment device; the inclination angle fine-tuning device comprises:

10. A laser device comprising the laser instrument support for room finishing as claimed in any one of claims 1 to 9, and a laser mounted on the laser instrument support for room finishing.