CN216115958U

CN216115958U - Goniometer with high precision

Info

Publication number: CN216115958U
Application number: CN202122058729.2U
Authority: CN
Inventors: 周鹏
Original assignee: Shenzhen Xinqiao Automation Equipment Co ltd
Current assignee: Shenzhen Xinqiao Automation Equipment Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-22
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a high-precision angle measuring instrument, and particularly relates to the field of angle measuring instruments, which comprises an installation frame and a display board, wherein first bearings fixedly connected with two ends of a rotating shaft are arranged inside the installation frame, two shrinkage grooves are formed inside the installation frame, a limiting block is inserted into each shrinkage groove, a spring fixedly connected with one side of the inner wall of each shrinkage groove is fixedly installed on one side surface of each limiting block, a sliding groove is formed in the outer surface of the installation frame, a pushing block fixedly connected with the outer surface of each limiting block is arranged inside each sliding groove, and two limiting grooves are formed in the outer surface of the installation frame. When the device is normally used, the device body is unfolded from the upper surface of the display board to empty the lower surface of the device body, then the mounting frame moves downwards to enable the pulley to contact the plane, and then the limiting block is clamped into the limiting groove to limit the position.

Description

Goniometer with high precision

Technical Field

The utility model relates to the technical field of goniometers, in particular to a high-precision goniometer.

Background

The angle measuring instrument is also called angle measuring instrument, goniometer, angle measuring instrument, etc. it is an angle measuring system in wavelength dispersion X-ray fluorescence spectrum, and it uses rotating arm driving mechanism to measure angle.

However, in actual use, the goniometer is used in a wide range of applications, and among them, the goniometer for on-site measurement is convenient and used in a large amount, but in actual use, measurement by the spread method is required, and the bottom surface is unstable, which tends to make the measurement result inaccurate, thereby lowering the work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above drawbacks of the prior art, embodiments of the present invention provide a high-precision goniometer to solve the above problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a goniometer that precision is high, includes device body and panel, the device body articulates in the upper surface of panel, the one end lower surface sliding connection of device body has three pulley, a side of pulley is inserted and is equipped with the pivot, the both ends of pivot are equipped with the mounting bracket that is located the pulley top, the inside of mounting bracket is equipped with the first bearing with the both ends fixed connection of pivot, two shrink grooves have been seted up to the inside of device body, the inside in shrink groove is inserted and is equipped with the stopper, a side fixed mounting of stopper has the spring with shrink inslot wall one side fixed connection, the spout has been seted up to the surface of device body, the inside of spout be equipped with the ejector pad with stopper surface fixed connection, two spacing grooves have been seted up to the surface of mounting bracket.

Preferably, the outer surface of the rotating shaft is sleeved with two second bearings, the section length of the inner ring of each second bearing is larger than that of the outer ring of each second bearing, and the inner walls of the second bearings are fixedly connected with the inner walls of the pulleys.

Preferably, the lower surface of the device body is provided with a containing groove, the mounting frame is located inside the containing groove, the inner wall of the containing groove is provided with two slide rails, the inside of the slide rails is connected with a slide block in a sliding manner, and one end of the slide block is fixedly connected with the outer surface of the mounting frame.

Preferably, two telescopic rods are fixedly mounted on one side of the inner wall of the contraction groove, and the spring is located between the two telescopic rods.

Preferably, the outer surface of the push block is provided with anti-slip threads, and the two push blocks are located on the same horizontal line.

Preferably, the section of the limiting block is arc-shaped, and the outer surface of the limiting block is tightly attached to the inner wall of the limiting groove.

The utility model has the technical effects and advantages that:

1. compared with the prior art, can make the device body expand the time and keep the stationarity of bottom surface with gliding form through setting up the pulley, when the device normal use, at first expand the device body from the upper surface of panel, let the lower surface of device body vacate, then at this moment the mounting bracket moves down and makes the pulley contact the plane, let the stopper card advance the inside of spacing groove after that and spacing can use.

2. Compared with the prior art, can guarantee through setting up the second bearing that three pulley can not the looks mutual friction when rotating, when the device installed, overlaps the surface at the pivot with the second bearing, then overlaps the pulley in the surface of pivot one by one to let the inner wall of pulley and the inner circle of second bearing fixed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

The reference signs are: 1. a device body; 2. exhibition boards; 3. a receiving groove; 4. a pulley; 5. a rotating shaft; 6. a mounting frame; 7. a first bearing; 8. a second bearing; 9. a contraction groove; 10. a limiting block; 11. a spring; 12. a push block; 121. anti-skid lines; 13. a chute; 14. a telescopic rod; 15. a limiting groove; 16. a slide rail; 17. a slide block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The goniometer shown in the attached figures 1-4 comprises a device body 1 and a display board 2, wherein the device body 1 is hinged on the upper surface of the display board 2, the lower surface of one end of the device body 1 is slidably connected with three pulleys 4, a rotating shaft 5 is inserted into one side surface of each pulley 4, mounting frames 6 positioned above the pulleys 4 are arranged at two ends of each rotating shaft 5, first bearings 7 fixedly connected with two ends of each rotating shaft 5 are arranged inside the mounting frames 6, two contraction grooves 9 are formed inside the device body 1, limiting blocks 10 are inserted inside the contraction grooves 9, springs 11 fixedly connected with one side of the inner wall of each contraction groove 9 are fixedly arranged on one side surface of each limiting block 10, sliding grooves 13 are formed in the outer surface of the device body 1, push blocks 12 fixedly connected with the outer surface of each limiting block 10 are arranged inside each sliding groove 13, two limiting grooves 15 are formed in the outer surface of each mounting frame 6, through setting up pulley 4 and keeping the stationarity of bottom surface with gliding form when can making device body 1 expand, when the device normal use, at first expand device body 1 from the upper surface of panel 2, let the lower surface of device body 1 vacate, then at this moment mounting bracket 6 moves down makes pulley 4 contact the plane, lets stopper 10 block carry out spacingly in the inside of spacing groove 15 after that and can use.

The outer surface of the rotating shaft 5 is sleeved with the two second bearings 8, the section lengths of the inner rings of the second bearings 8 are larger than that of the outer rings of the second bearings, and the inner walls of the second bearings 8 are fixedly connected with the inner walls of the pulleys 4, so that the three pulleys 4 cannot rub with each other when rotating.

Seted up through the lower surface that sets up device body 1 and accomodate groove 3, mounting bracket 6 is located the inside of accomodating groove 3, and two slide rails 16 have been seted up to the inner wall of accomodating groove 3, and the inside sliding connection of slide rail 16 has slider 17, and the one end of slider 17 is connected with mounting bracket 6's external fixed surface, the downward landing of mounting bracket 6 behind the panel 2 can be convenient for device body 1 leaves.

Through setting up inner wall one side fixed mounting of shrink groove 9 have two telescopic links 14, and spring 11 is located between two telescopic links 14, can guarantee that stopper 10's shrink has the equilibrium.

The anti-slip threads 121 are formed in the outer surface of the push block 12, and the two push blocks 12 are located on the same horizontal line, so that friction force can be generated when the push block is pushed conveniently.

The section through setting up stopper 10 is the arc, and the surface of stopper 10 closely laminates with the inner wall of spacing groove 15, can be convenient for stopper 10 to inject the inside of spacing groove 15 smoothly spacing.

The working principle of the utility model is as follows: when the device is normally used, firstly, the device body 1 is unfolded from the upper surface of the display board 2 to a state of an angle larger than O degrees, the lower surface of the device body 1 is emptied, then, the mounting frame 6 is slid downward from the inside of the receiving groove 3, thereby bringing the pulley 4 into contact with the flat surface, then the pulley 4 is pulled downwards by hand to be immovable, namely the sliding block 17 slides to the inner wall of one end of the sliding rail 16, the stopper 10 is elastically pushed into the inside of the stopper groove 15 to perform the stopper, then the device body 1 is slid to make one side surface of the device body 1 stably fit with the object to be measured, in addition, when not in use, the two pushing blocks 12 can be simultaneously shifted to two directions by hands, so that the limiting block 10 moves out from the inside of the limiting groove 15, at this moment, the mounting frame 6 can be released from the limit and then folded upwards, and finally the device body 1 is turned over and folded on the upper surface of the display board 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a goniometer that precision is high, includes device body (1) and panel (2), its characterized in that: the device body (1) is hinged to the upper surface of the display board (2), three pulleys (4) are connected to the lower surface of one end of the device body (1) in a sliding mode, a rotating shaft (5) is inserted into one side face of each pulley (4), mounting frames (6) located above the pulleys (4) are arranged at two ends of each rotating shaft (5), first bearings (7) fixedly connected with two ends of each rotating shaft (5) are arranged inside the mounting frames (6), two contraction grooves (9) are formed inside the device body (1), limiting blocks (10) are inserted into the contraction grooves (9), springs (11) fixedly connected with one side of the inner wall of each contraction groove (9) are fixedly mounted on one side face of each limiting block (10), sliding grooves (13) are formed in the outer surface of the device body (1), pushing blocks (12) fixedly connected with the outer surface of each limiting block (10) are arranged inside the sliding grooves (13), two limiting grooves (15) are formed in the outer surface of the mounting frame (6).

2. A high accuracy goniometer as claimed in claim 1, wherein: the outer surface of the rotating shaft (5) is sleeved with two second bearings (8), the section length of the inner ring of each second bearing (8) is larger than that of the outer ring of each second bearing, and the inner wall of each second bearing (8) is fixedly connected with the inner wall of the corresponding pulley (4).

3. A high accuracy goniometer as claimed in claim 1, wherein: the lower surface of device body (1) has been seted up and has been accomodate groove (3), mounting bracket (6) are located the inside of accomodating groove (3), two slide rails (16) have been seted up to the inner wall of accomodating groove (3), the inside sliding connection of slide rail (16) has slider (17), and the one end of slider (17) is connected with the surface fixed connection of mounting bracket (6).

4. A high accuracy goniometer as claimed in claim 1, wherein: two telescopic rods (14) are fixedly mounted on one side of the inner wall of the contraction groove (9), and the spring (11) is located between the two telescopic rods (14).

5. A high accuracy goniometer as claimed in claim 1, wherein: the outer surface of the push block (12) is provided with anti-skid grains (121), and the two push blocks (12) are located on the same horizontal line.

6. A high accuracy goniometer as claimed in claim 1, wherein: the section of the limiting block (10) is arc-shaped, and the outer surface of the limiting block (10) is tightly attached to the inner wall of the limiting groove (15).