CN218922547U

CN218922547U - Level adjustment mechanism of optometry instrument

Info

Publication number: CN218922547U
Application number: CN202222413430.9U
Authority: CN
Inventors: 毛小荣
Original assignee: Xiamen Jinhongchang Optical Instrument Co ltd
Current assignee: Xiamen Jinhongchang Optical Instrument Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-04-28
Anticipated expiration: 2032-09-13

Abstract

The utility model relates to a refractometer technical field provides a refractometer horizontal adjustment mechanism, contains linking arm and connecting plate, and the linking arm is located the top of connecting plate, and the top of connecting plate is located the periphery of linking arm and is provided with fixed frame, is provided with the control panel through the articulated column activity in the fixed frame, and the linking arm is provided with the regulating part with control panel fixed connection, the activity between the other end of control panel and the fixed frame, and the control panel is located still is provided with the extensible member between linking arm and the regulating part, extensible member and fixed frame looks butt. Based on this, this application can effectively avoid the connecting plate to produce great rocking at the test in-process, stable in structure, and the practicality is strong.

Description

Level adjustment mechanism of optometry instrument

Technical Field

The application relates to the technical field of optometry equipment, in particular to a horizontal adjusting mechanism of optometry equipment.

Background

In the prior art, for better regulation optometry appearance horizontal support position, as shown in fig. 1, the connecting plate and the linking arm of optometry appearance rotate to be connected, are provided with extensible member and regulating part between both sides of linking arm and the connecting plate respectively, through rotatory regulating part, realize the inclination control of connecting plate. Aiming at the related technology, the inventor considers that the telescopic piece and the adjusting piece are respectively positioned at two sides of the connecting arm, the distance between the telescopic piece and the connecting arm is larger, and the connecting plate easily causes larger shaking in the testing process to influence the optometry result. Therefore, how to design a structure capable of reducing the shaking of the connecting plate is a problem to be solved by those skilled in the art.

Disclosure of Invention

In order to improve the problem that the connecting plate of current optometry equipment produces great rocking easily, the purpose of this application is to provide an optometry equipment horizontal adjustment mechanism.

The utility model provides a level adjustment mechanism of optometry ware adopts following technical scheme:

the utility model provides a optometry horizontal adjustment mechanism, contains linking arm and connecting plate, the linking arm is located the top of connecting plate, the top of connecting plate is located the periphery of linking arm and is provided with fixed frame, is provided with the control panel through articulated column activity in the fixed frame, linking arm and control panel fixed connection, the activity is provided with the regulating part between the other end of control panel and the fixed frame, the control panel is located still is provided with the extensible member between linking arm and the regulating part, extensible member and fixed frame looks butt.

Through adopting above-mentioned technical scheme, regulating part and extensible member all set up in one side of linking arm, when the regulating part drives the control panel and passes through the articulated column and reciprocate, realize the holistic horizontal position of connecting plate and adjust, the extensible member is located between linking arm and the regulating part, and the moment increases, can effectively avoid the connecting plate to produce great rocking at the test in-process, stable in structure.

Optionally, a mounting groove is formed in the fixing frame, and the control board is movably mounted in the mounting groove through the hinge post.

Through adopting above-mentioned technical scheme, the control panel passes through the articulated column to be installed in the mounting groove, and when rotating from top to bottom, can not receive external environment influence, avoids the operator to lead to the fact the phenomenon of clamping injury at the in-process of adjusting.

Optionally, the connecting arm passes the mounting groove and passes through first fastener fixed mounting on the control panel, is formed with the reservation clearance between connecting arm and the fixed frame.

Through adopting above-mentioned technical scheme, the linking arm passes through first fastener fixed mounting on the control panel, and synchronous drive connecting plate and fixed frame are along articulated post global rotation when the control panel rotates, realize the level adjustment between connecting plate and the support arm, and the reservation clearance is convenient for rotatory adjustable angle control.

Optionally, the fixing frame is fixedly connected with the connecting plate through a second fastener.

Through adopting above-mentioned technical scheme, the second fastener is used for realizing fixed frame and connecting plate overall fixation, when the control regulating part, can realize fixed frame and connecting plate overall rotation through the rotary control board.

Optionally, the control panel is located the tip of regulating part and has been seted up the mouth of stepping down, and the mouth department of stepping down is provided with the fixed block, and the fixed block passes through the third fastener and rotates with the control panel and be connected.

Through adopting above-mentioned technical scheme, the fixed block passes through the third fastener and rotates with the control panel to be connected, and the fixed block can also be the level setting when the control panel is rotatory from top to bottom, can not produce with the regulating part and interfere, better realization control panel is rotatory.

Optionally, the adjusting piece passes the fixed frame and connects on the fixed block, and the adjusting piece is connected with the fixed block screw thread.

Through adopting above-mentioned technical scheme, when the regulating part was rotatory, can drive the control panel through the fixed block and rotate, realize the position location of control panel simultaneously.

Optionally, the control panel is located the mounted position department of extensible member and is provided with first spacing chamber, and the fixed frame is located the butt department of extensible member and is provided with the spacing chamber of second.

Through adopting above-mentioned technical scheme, through first spacing chamber and the spacing chamber of second, the position of the spacing extensible member of installation of being convenient for prevents that the extensible member from popping out and causing the interference.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the adjusting piece and the telescopic piece are arranged on one side of the connecting arm, the telescopic piece is arranged between the connecting arm and the adjusting piece, the moment is increased, the connecting plate can be effectively prevented from shaking greatly in the testing process, the structure is stable, the practicability is high, and the market popularization value is high;

2. the control panel is arranged in the mounting groove through the hinge post, and is not influenced by external environment when rotating up and down, so that the phenomenon of clamping injury caused by an operator in the adjusting process is avoided;

3. the fixed block is rotationally connected with the control panel through the third fastener, so that when the control panel rotates up and down, the fixed block can be horizontally arranged and cannot interfere with the adjusting piece.

Drawings

FIG. 1 is a schematic structural diagram of the background art in the present application;

FIG. 2 is a schematic view of a first view structure according to embodiment 1 of the present application;

fig. 3 is a schematic view of a second view structure of embodiment 1 of the present application.

Fig. 4 is an enlarged partial schematic view of the portion a in fig. 3.

Reference numerals illustrate:

100. a connecting arm; 110. a first fastener; 120. reserving a gap; 200. a connecting plate; 210. a second fastener; 300. a fixed frame; 310. a mounting groove; 320. a hinge post; 330. a control board; 331. a yielding port; 332. a fixed block; 333. a third fastener; 340. a first spacing cavity; 350. the second limiting cavity; 400. an adjusting member; 500. a telescoping member.

Detailed Description

As shown in fig. 1, the horizontal adjustment mechanism of the optometry instrument in the prior art comprises a connecting plate 200 and a connecting arm 100, the connecting plate 200 is rotationally connected with the connecting arm 100, a telescopic piece 500 and an adjusting piece 400 are movably connected between two sides of the connecting arm 100 and the connecting plate 200 respectively, the adjusting piece 400 passes through the connecting arm 100 and is in threaded connection with the connecting plate 200, when the adjusting piece 400 rotates, the adjusting piece 400 drives the connecting plate 200 to perform inclined rotation, and the structure has high shaking strength of the connecting plate 200 in the practical application process, so that the optometry process and result are influenced.

The present application is described in further detail below in conjunction with figures 2-4.

Example 1: referring to fig. 2, the horizontal adjustment mechanism of the optometry instrument comprises a connecting arm 100, a connecting plate 200 and a fixing frame 300, wherein the connecting arm 100 is located at the top of the connecting plate 200, the fixing frame 300 is arranged at the periphery of the connecting arm 100 at the top of the connecting plate 200, the fixing frame 300 is fixedly connected with the connecting plate 200 through a second fastening piece 210, and in the embodiment, the second fastening piece 210 adopts a fastening screw.

Referring to fig. 3 and 4, a mounting groove 310 is formed in the fixing frame 300, a control board 330 is disposed in the mounting groove 310, the control board 330 is movably mounted in the mounting groove 310 through a hinge post 320, and the connection arm 100 is fixedly mounted on the control board 330 through a first fastener 110 passing through the mounting groove 310, in this embodiment, the first fastener 110 is a fastening screw. A reserved gap 120 is formed at the circumference between the connection arm 100 and the fixing frame 300, so that when the control board 330 is rotated through the hinge post 320, the rotation angle control can be realized by using the reserved gap 120.

Specifically, an adjusting member 400 is movably disposed between the other end of the control board 330 and the fixed frame 300, a yielding port 331 is formed at an end portion of the control board 330 located at the adjusting member 400, a fixed block 332 is disposed at the yielding port 331, and the fixed block 332 is rotatably connected with the control board 330 through a third fastener 333, in this embodiment, the third fastener 333 is a connecting bolt. The adjusting member 400 passes through the fixing frame 300 and is coupled to the fixing block 332, and is screw-coupled to the fixing block 332. The fixed block 332 is rotatably connected with the control board 330, so that when the control board 330 rotates up and down along the hinge post 320, the fixed block 332 can be horizontally arranged, interference with the adjusting piece 400 is avoided, and the control board 330 can be better rotated.

Referring to fig. 2 and 4, a telescopic member 500 is further disposed between the connection arm 100 and the adjusting member 400, and the telescopic member 500 abuts against the fixing frame 300, and in this embodiment, a telescopic spring is used for the telescopic member 500. In order to avoid the expansion member 500 from being ejected or causing deviation interference when being pressed by pressure, the control board 330 is provided with a first limiting cavity 340 at the installation position of the expansion member 500, the fixed frame 300 is provided with a second limiting cavity 350 at the abutting position of the expansion member 500, and the expansion member 500 is installed between the first limiting cavity 340 and the second limiting cavity 350.

Through setting up telescopic member 500 between linking arm 100 and regulating part 400, can increase the moment that connecting plate 200 regulating part 400 applyed connecting plate 200, can effectively avoid connecting plate 200 to produce great rocking in the test process, the structure is more stable.

The implementation principle of the embodiment of the application is as follows: during the use, according to tester's face and eyesight test demand, make control panel 330 rotate from top to bottom through articulated column 320 through rotatory regulating part 400, control panel 330 drives linking arm 100 synchronous rotation at pivoted in-process, when the top of linking arm 100 is fixed state, realize whole synchronous rotation along articulated column 320 through rotatory control fixed frame 300 and the connecting plate 200 of regulating part 400, finally realize the level adjustment test process through the inclination between control connecting plate 200 and the linking arm 100, whole regulation stable in structure, connecting plate 200 can not have obvious shake.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a optometry horizontal adjustment mechanism, contains linking arm (100) and connecting plate (200), and linking arm (100) are located the top of connecting plate (200), its characterized in that: the top of connecting plate (200) is located the periphery of linking arm (100) and is provided with fixed frame (300), is provided with control panel (330) through articulated column (320) activity in fixed frame (300), linking arm (100) and control panel (330) fixed connection, and the activity is provided with regulating part (400) between the other end of control panel (330) and fixed frame (300), and control panel (330) are located still to be provided with extensible member (500) between linking arm (100) and regulating part (400), extensible member (500) and fixed frame (300) looks butt.

2. A refractor level adjustment mechanism according to claim 1, wherein: the fixing frame (300) is internally provided with a mounting groove (310), and the control board (330) is movably mounted in the mounting groove (310) through the hinge post (320).

3. A refractor level adjustment mechanism according to claim 2, wherein: the connecting arm (100) passes through the mounting groove (310) and is fixedly mounted on the control board (330) through the first fastener (110), and a reserved gap (120) is formed between the connecting arm (100) and the fixed frame (300).

4. A refractor level adjustment mechanism according to claim 1, wherein: the fixing frame (300) is fixedly connected with the connecting plate (200) through a second fastener (210).

5. A refractor level adjustment mechanism according to claim 1, wherein: the end part of the control board (330) located in the adjusting piece (400) is provided with a yielding port (331), the yielding port (331) is provided with a fixed block (332), and the fixed block (332) is rotationally connected with the control board (330) through a third fastening piece (333).

6. The refractor level adjustment mechanism of claim 5, wherein: the adjusting piece (400) penetrates through the fixing frame (300) to be connected to the fixing block (332), and the adjusting piece (400) is connected with the fixing block (332) in a threaded mode.

7. A refractor level adjustment mechanism according to claim 1, wherein: the control panel (330) is provided with first spacing chamber (340) in the mounted position department of extensible member (500), and fixed frame (300) are provided with second spacing chamber (350) in the butt department of extensible member (500).