CN218524169U

CN218524169U - Laser demarcation device and shockproof movement

Info

Publication number: CN218524169U
Application number: CN202222665137.1U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-16
Filing date: 2022-10-10
Publication date: 2023-02-24
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a laser demarcation appearance and core of moving away to avoid possible earthquakes, the core of moving away to avoid possible earthquakes include upper bracket and pendulum body frame, and the upper bracket passes through linking bridge connection pendulum body frame, and linking bridge has at most four and exposes the end, exposes the end and wears to establish on upper bracket or pendulum body frame, and every exposes and has all cup jointed the bearing on serving, and the bearing cup joints outward has the blotter, exposes and is served and be equipped with the anchorage bar that is used for adjusting bearing assembly position. The laser demarcation device comprises the shock-proof machine core. This laser demarcation appearance and shock absorber core in the cushion have elasticity, through cushion parcel bearing in order to absorb external impact, reduce the damage that the bearing received, reach the effect of moving away to avoid possible earthquakes, solve and fall impact and motion vibrations to the damage of bearing. The bearing installs the blotter outward will make the aperture increase of pilot hole, and the blotter can warp, has reduced the damage of bearing in the assembling process, has reduced the requirement to production precision, has reduced the production defective rate, has improved production efficiency.

Description

Laser demarcation device and shockproof movement

Technical Field

The utility model belongs to the technical field of the equipment of moving away to avoid possible earthquakes, concretely relates to laser demarcation appearance and core of moving away to avoid possible earthquakes.

Background

Laser demarcation device, also known as laser level meter, is a laser leveling tool for leveling the earth surface.

Laser demarcation appearance core uses the universal joint bearing, when appearing dropping the striking, transporting when jolting the scheduling problem, the atress is strikeed or is lasted vibrations and all will be used in on the universal joint bearing, and then leads to the universal joint bearing slight damage to appear, should damage the accumulation will influence core wobbling smoothness nature behind the certain degree. When the laser demarcation device is used, poor precision can occur after laser amplification.

In addition, in the production process, if the size of the bearing hole is too small, or the bearing hole in the coaxial direction is processed eccentrically, the bearing is stressed unevenly after assembly, and the defect rate is increased due to damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a laser demarcation appearance and core of moving away to avoid possible earthquakes for solve the above-mentioned problem that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, the utility model provides a core of moving away to avoid possible earthquakes, including upper bracket and pendulum body frame, the upper bracket passes through linking bridge connection pendulum body frame, and linking bridge has four at most and exposes the end that exposes outside, and every exposes and all has cup jointed the bearing on serving, and linking bridge and bearing constitute the plane universal joint, and the bearing overcoat has cup jointed the blotter, exposes and is served to be equipped with the anchorage bar that is used for adjusting bearing assembly position.

In one possible design, the connecting bracket comprises a first shaft lever, a second shaft lever and a fixing rod, one of the first shaft lever and the second shaft lever is provided with a shaft lever hole which is matched with the other shaft lever, so that the first shaft lever and the second shaft lever are arranged in a staggered mode to form a crossed shaft, the connecting part of the first shaft lever and the second shaft lever is provided with a fixing hole, and the fixing rod is inserted in the fixing hole to fix the crossed shaft;

correspondingly, the end that exposes is the both ends of first axostylus axostyle and the both ends of second axostylus axostyle, and one of first axostylus axostyle and second axostylus axostyle wears to establish at the upper bracket, and the other wears to establish on the pendulum body frame.

In one possible design, the outer end face of the exposed end is provided with a position adjusting screw hole, the fastening rod is a fixing screw matched with the position adjusting screw hole, and an anti-slip screw pad is arranged between the fastening rod and the exposed end.

In a possible design, the upper bracket comprises a top plate and an upper seat body fixed on the bottom surface of the top plate, the top plate is provided with a clearance hole adaptive to the fixed rod, the clearance hole is positioned above the fixed hole, and the upper seat body is provided with an upper mounting groove for mounting the crossed shaft and an upper bearing hole for mounting the bearing.

In one possible design, a lower seat body is arranged at the top of the pendulum body frame, and a lower mounting groove for mounting the crossed shaft and a lower bearing hole for mounting the bearing are formed in the lower seat body;

when the upper bracket is connected with the pendulum body frame, one of the upper seat body and the lower seat body is inserted into the other, and at least part of the upper mounting groove and the lower mounting groove are overlapped and form a mounting groove for mounting the crossed shaft.

In a possible design, a module hole positioned below the lower seat body and a stop piece positioned at the bottom of the swing body frame are arranged on the swing body frame, and a module unit is detachably arranged on the module hole.

In one possible design, the module unit is a laser module.

In a second aspect, the utility model provides a laser demarcation device, include the core of moving away to avoid possible earthquakes.

Has the advantages that:

the cushion has elasticity, through cushion parcel bearing in order to absorb external impact, reduces the damage that the bearing received, reaches the effect of moving away to avoid possible earthquakes, has solved the damage of vibrations in the transportation to the bearing, guarantees that the product sells the user back specification precision unanimous with the inspection precision of dispatching from the factory. And the impact caused by slight falling is absorbed by the cushion pad, the performance is not influenced, the quality reliability of the product is enhanced, and the aim of consumer approval is fulfilled.

The aperture increase that the blotter will make the pilot hole is installed outward to the bearing, and the blotter can warp, has reduced the damage of bearing in the assembling process, improves the suitability to the disalignment pilot hole, has reduced the requirement to production precision, has reduced the production defective rate, has improved production efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a shock absorbing movement.

Fig. 2 is a schematic cross-sectional view of a shock absorbing mechanism.

Fig. 3 is an exploded view of a shock absorbing movement.

In the figure:

100. an upper bracket; 101. a top plate; 102. an upper base body; 103. avoiding a void; 104. mounting a groove; 105. an upper bearing bore; 200. a pendulum frame; 201. a lower base body; 202. a lower mounting groove; 203. a lower bearing bore; 204. a module hole; 205. a stopper piece; 300. connecting a bracket; 301. a first shaft lever; 302. a second shaft lever; 303. a fixing rod; 304. a spindle bore; 305. a fixing hole; 400. a bearing; 500. a cushion pad; 600. a fastening rod; 601. an anti-slip screw pad; 700. and a module unit.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the accompanying drawings is only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without any inventive work. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

Example (b):

as shown in fig. 1 to 3, the present embodiment provides a shock absorbing core, which includes an upper bracket 100 and a pendulum frame 200, wherein the upper bracket 100 is connected to the pendulum frame 200 through a connecting bracket 300, the connecting bracket 300 has at most four exposed ends exposed outside, each exposed end is sleeved with a bearing 400, the connecting bracket 300 and the bearing 400 form a planar universal joint, a cushion 500 is sleeved outside the bearing 400, and the exposed ends are provided with fastening rods 600 for adjusting the assembling position of the bearing 400.

Through shockproof core improve current laser demarcation appearance bearing 400 impaired phenomenon in use, transportation, wherein, blotter 500 has elasticity, through blotter 500 parcel bearing 400 in order to absorb external impact, reduces the damage that bearing 400 received, reaches shockproof effect, helps improving laser demarcation appearance measuring accuracy and life.

It is easy to understand, bearing 400 plus install blotter 500 will make the aperture increase of pilot hole, and blotter 500 can warp, has reduced bearing 400's in the assembling process damage, improves the suitability to decentraction pilot hole, has reduced the requirement to production precision, has reduced the production defective rate, has improved production efficiency. After the aperture of the assembling hole is increased, the bearing 400 is naturally constrained by the shaft rod and is not constrained by the concentricity of the assembling hole, and the bearing 400 is uniformly stressed and smoothly moves by utilizing the concentricity of the shaft rod.

Meanwhile, the fastening rod 600 is disposed on the exposed portion of the connecting bracket 300, and the fastening rod 600 is exposed to the outside, so that the worker can adjust the fastening rod, and the assembly is more convenient.

Specifically, the buffer pad 500 is made of a soft material, the bearing 400 is isolated from the assembly holes by the buffer pad 500, and the assembly holes and the assembly positions of the buffer pad 500 are restricted in the assembly process, so that the bearing 400 can reach the optimal assembly position by adjusting the tightness degree of the fastening rod 600. In the daily use process, the impact force is buffered by the buffer pad 500, and the purpose of protecting the bearing 400 from being damaged by the impact force is achieved.

Optionally, the cushioning pad 500 includes, but is not limited to, a rubber pad.

The following describes the use of the suspension movement in conjunction with the structure of the connecting bracket 300:

in this embodiment, the connecting bracket 300 includes a first shaft 301, a second shaft 302, and a fixing rod 303, one of the first shaft 301 and the second shaft 302 is provided with a shaft hole 304 adapted to the other so that the two are alternately disposed and form a cross shaft, a fixing hole 305 is provided at a connection portion of the first shaft 301 and the second shaft 302, and the fixing rod 303 is inserted into the fixing hole 305 to fix the cross shaft. Based on the above technical solution, the connecting bracket 300 is configured as a shaft rod structure, and the first shaft rod 301 and the second shaft rod 302 are detachably connected, and the connection relationship between the first shaft rod 301 and the second shaft rod 302 can be released by detaching the fixing rod 303 from the fixing hole 305. In other words, the detachable structure also facilitates the mounting of the connecting bracket 300 to the upper bracket 100 or the pendulum mass frame 200.

And the crossed shaft has the advantage of stable structure after being fixed by the fixing rod 303, so that the position change in the use process is prevented, and the uniform stress of the bearing 400 is ensured.

Alternatively, the fixing rod 303 is a fixing screw, and accordingly, the fixing hole 305 is configured as a screw hole. And as shown in fig. 3, the first shaft 301 and the second shaft 302 are respectively provided with sub-hole bodies which are communicated with each other and constitute the fixing hole 305 when the first shaft 301 and the second shaft 302 are configured as a cross shaft.

Accordingly, the exposed ends are two ends of the first shaft lever 301 and two ends of the second shaft lever 302, one of the first shaft lever 301 and the second shaft lever 302 is inserted into the upper bracket 100, and the other is inserted into the pendulum frame 200. Based on this, the lengths of the first shaft 301 and the second shaft 302 are respectively adapted to the upper bracket 100 or the pendulum frame 200 to ensure that the ends of the two can be exposed to form the exposed ends.

In a possible implementation manner, a positioning screw hole is formed in the outer end face of the exposed end, a fixing screw adapted to the positioning screw hole is selected as the fastening rod 600, and an anti-slip screw pad 601 is arranged between the fastening rod 600 and the exposed end. Based on the above design scheme, the anti-slip screw pad 601 effectively enlarges the contact area between the fastening rod 600 and the bearing 400, and improves the positioning effect of the fastening rod 600.

And after the positioning is completed, the anti-slip screw pad 601 can prevent the fastening rod 600 and/or the bearing 400 from being loosened, ensuring that the bearing 400 is maintained at the designed assembly position for a long time. Alternatively, the anti-slip screw pad 601 is any suitable commercially available screw pad.

In a possible implementation manner, the upper bracket 100 includes a top plate 101 and an upper seat 102 fixed on the bottom surface of the top plate 101, the top plate 101 is provided with a clearance hole 103 adapted to the fixing rod 303, the clearance hole 103 is located above the fixing hole 305, and the upper seat 102 is provided with an upper mounting groove 104 for mounting the crisscross shaft and an upper bearing hole 105 for mounting the bearing 400.

Based on the above design scheme, through the arrangement of the clearance holes 103, the fixing rods 303 are conveniently disassembled and assembled, and the difficulty in disassembling and assembling the connecting bracket 300 is reduced. The upper mounting groove 104 cooperates with the upper bearing hole 105 for mounting the first shaft 301 or the second shaft 302.

In a possible implementation manner, the top of the pendulum frame 200 is provided with a lower seat body 201, and the lower seat body 201 is provided with a lower mounting groove 202 for mounting a crisscross shaft and a lower bearing hole 203 for mounting the bearing 400; when the upper bracket 100 is connected with the pendulum body frame 200, one of the upper seat body 102 and the lower seat body 201 is plugged into the other, and the upper installation groove 104 and the lower installation groove 202 are at least partially overlapped and enclose an installation groove for installing the crisscross shaft.

Based on above-mentioned design, pendulum body frame 200 is through setting up down pedestal 201 in order to cooperate upper seat body 102 to constitute the mounting groove that is used for installing linking bridge 300, and under upper seat body 102 and lower pedestal 201 cooperation, the mounting groove cuts off with external world basically, avoids impurity such as dust to attach to linking bridge 300 on, helps improving linking bridge 300's life.

Optionally, as shown in fig. 3, the upper base 102 is composed of two oppositely disposed first plate bodies, and a gap between the two first plate bodies is an upper mounting groove 104; the lower base 201 is composed of two oppositely disposed second plates, and a gap between the two second plates is a lower mounting groove 202. Therefore, when the shock absorbing movement is assembled, the upper bracket 100 is connected with the swing body frame 200, and the upper seat body 102 and the lower seat body 201 are arranged in a staggered manner, so that the first plate body and the second plate body form a mounting groove in a cubic shape.

In a possible implementation manner, the pendulum frame 200 is provided with a module hole 204 located below the lower seat 201 and a stop piece 205 located at the bottom of the pendulum frame 200, and the module unit 700 is detachably disposed on the module hole 204. Based on the above design, the module holes 204 are used to install the module units 700 with different functions to achieve the desired functions. Meanwhile, the stop piece 205 is used to reduce the swing amplitude of the swing frame 200, so as to improve the working accuracy of the module unit 700.

Optionally, the module unit 700 selects a laser module. Furthermore, any suitable commercially available model can be selected for the laser module.

The assembly of the shockproof movement is explained by combining the concrete structure of the shockproof movement:

the first shaft 301 is connected to the upper bracket 100, and the second shaft 302 is connected to the pendulum frame 200.

First, the first shaft rod 301 is inserted into the upper bearing hole 105 of the upper base 102, the upper bearing 400 and the buffer pad 500 are respectively sleeved at both ends of the first shaft rod 301, and then the fastening rod 600 and the anti-slip bolt pad are fixed on the end surface of the first shaft rod 301.

Secondly, the top of the pendulum frame 200 is placed in the upper mounting groove 104, so that the upper seat body 102 is connected with the lower seat body 201 to form a mounting groove; the second shaft lever 302 penetrates through the pendulum body frame 200, meanwhile, the second shaft lever 302 penetrates through the first shaft lever 301 to form a cross shaft, the upper bearing 400 and the buffer pad 500 are respectively sleeved at two ends of the second shaft lever 302, and then the fastening rod 600 and the anti-skid bolt pad are fixed on the end face of the second shaft lever 302; the fixing rod 303 is inserted into the fixing hole 305 through the clearance hole 103 to fix the crisscross shaft.

Further, a corresponding module unit 700, such as a laser module, is taken, and the module unit 700 is mounted on the module hole 204.

Again, the stop piece 205 is secured to the bottom of the pendulum frame 200 by a stop piece 205 screw.

Finally, the tightness of all the fastening rods 600 on the exposed ends is adjusted until the pendulum frame 200 moves smoothly without any gap.

On the basis of the shockproof movement, the embodiment introduces a laser demarcation device which comprises the shockproof movement. The practical and feasible implementation mode of the shock-proof machine core is provided, the damage of shock to the bearing 400 in the transportation process is solved through the shock-proof machine core by the laser demarcation device, and the specification precision is consistent with the factory inspection precision after the product is sold to a user. And the use precision of the laser demarcation device cannot be negatively influenced by slight falling in the use process.

Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The shock-absorbing movement is characterized by comprising an upper bracket (100) and a pendulum body frame (200), wherein the upper bracket (100) is connected with the pendulum body frame (200) through a connecting support (300), the connecting support (300) is provided with at most four exposed ends exposed outside, each exposed end is sleeved with a bearing (400), the connecting support (300) and the bearings (400) form a plane universal joint, a cushion pad (500) is sleeved outside the bearings (400), and fastening rods (600) used for adjusting the assembling positions of the bearings (400) are arranged on the exposed ends.

2. The shock-absorbing movement according to claim 1, wherein the connecting bracket (300) comprises a first shaft rod (301), a second shaft rod (302) and a fixing rod (303), one of the first shaft rod (301) and the second shaft rod (302) is provided with a shaft rod hole (304) adapted to the other so that the first shaft rod and the second shaft rod are arranged in a staggered manner to form a cross shaft, the joint of the first shaft rod (301) and the second shaft rod (302) is provided with a fixing hole (305), and the fixing rod (303) is inserted into the fixing hole (305) to fix the cross shaft;

correspondingly, the exposed ends are two ends of the first shaft lever (301) and two ends of the second shaft lever (302), one of the first shaft lever (301) and the second shaft lever (302) penetrates through the upper bracket (100), and the other penetrates through the pendulum body frame (200).

3. The shock-absorbing movement according to claim 1 or 2, wherein the outer end face of the exposed end is provided with a position-adjusting screw hole, the fastening rod (600) is a fixing screw adapted to the position-adjusting screw hole, and an anti-slip screw pad (601) is arranged between the fastening rod (600) and the exposed end.

4. The shock-absorbing movement according to claim 2, wherein the upper bracket (100) comprises a top plate (101) and an upper seat body (102) fixed on the bottom surface of the top plate (101), the top plate (101) is provided with a clearance hole (103) adapted to the fixing rod (303), the clearance hole (103) is located above the fixing hole (305), and the upper seat body (102) is provided with an upper mounting groove (104) for mounting the criss-cross shaft and an upper bearing hole (105) for mounting the bearing (400).

5. The shock-absorbing movement according to claim 4, wherein the top of the pendulum body frame (200) is provided with a lower seat body (201), the lower seat body (201) is provided with a lower mounting groove (202) for mounting the crossed shaft and a lower bearing hole (203) for mounting the bearing (400);

when the upper bracket (100) is connected with the swing body frame (200), one of the upper seat body (102) and the lower seat body (201) is inserted into the other, and at least part of the upper mounting groove (104) and the lower mounting groove (202) are overlapped to form a mounting groove for mounting the crossed shaft.

6. The shock absorbing movement of claim 5, wherein the pendulum body frame (200) is provided with a module hole (204) located below the lower seat body (201) and a stop piece (205) located at the bottom of the pendulum body frame (200), and the module hole (204) is detachably provided with a module unit (700).

7. The shock absorbing movement of claim 6, wherein the module unit (700) is a laser module.

8. A laser demarcation device comprising the shock absorbing movement of any one of claims 1 to 7.