CN217714337U

CN217714337U - Liftable support based on vision detection device uses

Info

Publication number: CN217714337U
Application number: CN202221811622.9U
Authority: CN
Inventors: 牛海涛; 顾卫坤; 程得集
Original assignee: Chongmingniao Suzhou Intelligent Technology Co ltd
Current assignee: Chongmingniao Suzhou Intelligent Technology Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-01
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a liftable formula support based on eyesight detection device uses relates to the eyesight detection device field, including PMKD, the left and right sides on PMKD upside surface all is connected with the extension board through the hinge rotation, and the left and right sides on PMKD upside surface all sets up flutedly, and the front side of PMKD downside surface is opened and is equipped with first cavity, and the left and right sides of first cavity inner wall rotates jointly and is connected with two-way lead screw, and the left and right sides that the left and right sides of two-way lead screw runs through the left and right sides of first cavity inner wall respectively to the inside of recess, and the equal threaded connection in the left and right sides of two-way lead screw pole wall has the movable block. The utility model discloses, when supporting to vision detection device, the convenience is installed vision detection device to the device is whole conveniently to be carried, can fold the bottom of device, thereby reduces the holistic volume of device, convenient operation.

Description

Liftable support based on vision detection device uses

Technical Field

The utility model relates to an eyesight detection device field, in particular to liftable formula support based on eyesight detection device uses.

Background

The maximum characteristic of human eyes is the ability to recognize details, which is often expressed in visual angle resolution and is called vision, the standard for expressing vision is the field angle of the minimum character which can be recognized by human eyes to human eyes, the vision of normal human eyes is above 1.0, the vision usually refers to the minimum separable vision of eyes and is not the minimum visible vision, so the visual chart reflects the minimum visual angle which is separated from two points of the object watched by the examinee, namely the minimum separable vision or visual angle vision, and can represent the best visual function of the examinee.

The support is needed to be used to support the vision detection device when the vision detection device is used, but the existing actual detection device is mostly fixed on the device when being used, so that the vision detection device is inconvenient to operate when needing to be stored and carried.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liftable formula support based on eyesight detection device uses to solve the eyesight detection device that provides in the above-mentioned background art and need use the support to support eyesight detection device when using, but current actual detection device is when using, and the majority is fixed on the device, leads to when needs take in carrying to eyesight detection device, inconvenient problem of operating.

In order to achieve the above object, the utility model provides a following technical scheme: liftable support based on visual detection device uses, including PMKD, the left and right sides on PMKD side surface all is connected with the extension board through the hinge rotation, the left and right sides on PMKD side surface all has seted up flutedly, first cavity has been seted up to the front side on PMKD side surface, the left and right sides of first cavity inner wall rotates jointly and is connected with two-way lead screw, the left and right sides of two-way lead screw runs through the left and right sides of first cavity inner wall to the inside of recess respectively, the equal threaded connection in the left and right sides of two-way lead screw wall has the movable block, two the equal fixedly connected with baffle in side surface on the side of movable block, the first worm wheel of fixedly connected with in center department of two-way lead screw wall, the lower side surface meshing of first worm wheel is connected with first worm, the front end of first worm runs through the front side of first cavity inner wall to PMKD's front end fixedly connected with turn button, the top of turn button is provided with lifting device.

Preferably, the lower sides of the inner walls of the two grooves are provided with first sliding grooves, and the inner walls of the two first sliding grooves are connected with the lower side surface of the moving block in a sliding mode through first sliding blocks.

Preferably, elevating gear includes inside protective sheath, the lower extreme of inside protective sheath is connected with PMKD's upside fixed surface, the second spout has all been seted up all around to inside protective sheath, and is a plurality of the inner wall of second spout all has an outside sleeve through the common sliding connection of second slider, the upside fixed connection of outside sleeve inner wall has the internal thread bucket, the inner wall threaded connection of internal thread bucket has the lead screw, the second cavity has been seted up to PMKD upside surperficial center department, the lower extreme of lead screw runs through PMKD's upside surface to the inside of second cavity, the lower extreme fixedly connected with second worm wheel of lead screw, the right side surface toothing of second worm wheel is connected with the second worm.

Preferably, the rear side surface of PMKD is fixedly connected with the support frame, the rear side surface fixedly connected with servo motor of support frame, servo motor's output runs through the rear side surface of support frame to its inside, the rear end of second worm runs through the rear side of second cavity inner wall to PMKD's rear side surface, servo motor's output and the rear end fixed connection of second worm.

Preferably, the upper side surface of the outer sleeve is fixedly connected with a mounting plate, and the right side surface of the outer sleeve is fixedly connected with a clamping frame.

Preferably, the front side and the rear side of the lower side surface of the two extension plates are fixedly connected with universal wheels.

The utility model discloses a technological effect and advantage:

1. through setting up PMKD, extension board, two-way lead screw, movable block, baffle, first worm wheel, first worm, turn-button, the utility model discloses, when supporting to the vision detection device, conveniently install the vision detection device to the device is whole conveniently to be carried, can fold the bottom of device, thereby reduces the holistic volume of device, convenient operation.

2. Through setting up the movable block, under the effect of first spout, keep the stability of movable block when removing, through setting up inside protective sheath, PMKD, outside sleeve, the internal thread bucket, the lead screw, the second worm wheel, the second worm, under the protection of inside protective sheath, protect the device of inside, and under the effect of second spout, it is spacing to outside telescopic removal, thereby keep more stable that outside sleeve removed, through setting up PMKD, the support frame, servo motor, the second worm, support servo motor under the effect of support frame, it rotates to drive the second worm through servo motor, make the lead screw in the device can remove, thereby reach the lift of internal thread bucket.

3. Through setting up outside sleeve, mounting panel, card frame, under the effect of mounting panel and card frame, install visual detection device, keep visual detection device's stability, through setting up extension board, inside protective sheath, under the effect of every kind of wheel, make things convenient for the holistic removal of device.

Drawings

Fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention.

Fig. 2 is a schematic diagram of the whole right side structure of the present invention.

Fig. 3 is a schematic view of the cross-sectional structure of the front side section of the fixing base plate of the present invention.

Fig. 4 is a schematic view of the cross section structure of the right side of the fixing bottom plate of the present invention.

Fig. 5 is a schematic view of the cross-sectional structure of the upper side of the fixing base plate of the present invention.

In the figure: 1. fixing a bottom plate; 2. an extension plate; 3. a bidirectional screw rod; 4. a moving block; 6. a baffle plate; 7. A first worm gear; 8. a first worm; 9. turning a button; 10. an inner protective sheath; 11. an outer sleeve; 12. an internal threaded barrel; 13. a screw rod; 14. a second worm gear; 15. a second worm; 16. a support frame; 17. a servo motor; 18. mounting a plate; 19. a clamping frame; 20. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a liftable support based on eyesight detection device uses as shown in fig. 1-5, including PMKD 1, the left and right sides on PMKD 1 side surface all is connected with extension board 2 through the hinge rotation, the left and right sides on PMKD 1 side surface all has seted up flutedly, the front side on PMKD 1 side surface is seted up first cavity, the left and right sides of first cavity inner wall rotates jointly and is connected with two-way lead screw 3, both ends run through the inside of the left and right sides to recess of first cavity inner wall respectively about two-way lead screw 3, the equal threaded connection in the left and right sides of 3 pole walls of two-way lead screw has movable block 4, the equal fixedly connected with baffle 6 in side surface of two movable blocks 4, the first worm wheel 7 of center department fixedly connected with of 3 pole walls of two-way lead screw, the lower side surface meshing of first worm wheel 7 is connected with first worm 8, the front end of first worm 8 runs through the front side of first cavity inner wall to the front side surface of PMKD 1, the front end fixedly connected with turn-button 9, the top of turn-over turn button 9 is provided with the lifting device, the utility model discloses, when carrying out the eyesight detection device when carrying out the support, and the convenience is carried out the installation, thereby the whole folding device, the portable volume of carrying out, thereby the whole portable device, the whole portable device.

As shown in fig. 1, fig. 2 and fig. 4, the lifting device includes an inner protective sleeve 10, the lower end of the inner protective sleeve 10 is fixedly connected with the upper side surface of the fixed base plate 1, the second sliding grooves have been all opened around the inner protective sleeve 10, the inner walls of the second sliding grooves are all connected with an outer sleeve 11 through a common sliding of the second sliding block, the upper side of the inner wall of the outer sleeve 11 is fixedly connected with an inner threaded barrel 12, the inner wall of the inner threaded barrel 12 is connected with a screw rod 13 in a threaded manner, a second cavity is opened at the center of the upper side surface of the fixed base plate 1, the lower end of the screw rod 13 penetrates through the upper side surface of the fixed base plate 1 to the inside of the second cavity, the lower end of the screw rod 13 is fixedly connected with a second worm wheel 14, the right side surface of the second worm wheel 14 is meshed with a second worm 15, the inner device is protected under the protection of the inner protective sleeve 10, and under the action of the second sliding grooves, the movement of the outer sleeve 11 is limited, thereby keeping the movement of the outer sleeve more stable.

As shown in fig. 4 and 5, a support frame 16 is fixedly connected to a rear side surface of the fixed base plate 1, a servo motor 17 is fixedly connected to a rear side surface of the support frame 16, an output end of the servo motor 17 penetrates through the rear side surface of the support frame 16 to the inside thereof, a rear end of the second worm 15 penetrates through a rear side of the inner wall of the second cavity to a rear side surface of the fixed base plate 1, an output end of the servo motor 17 is fixedly connected to a rear end of the second worm 15, the servo motor 17 is supported by the support frame 16, the second worm 15 is driven by the servo motor 17 to rotate, so that the screw 13 in the device can move, and the internal thread barrel 12 is lifted up and down, a mounting plate 18 is fixedly connected to an upper side surface of the external sleeve 11, and a clamping frame 19 is fixedly connected to a right side surface of the external sleeve 11, and the vision detection device is mounted under the actions of the mounting plate 18 and the clamping frame 19, so as to maintain the stability of the vision detection device.

As shown in fig. 1 and fig. 2, first chutes have been provided on the lower sides of the inner walls of the two grooves, the inner walls of the two first chutes are slidably connected to the lower side surface of the moving block 4 through first sliding blocks, the moving block 4 is kept stable when moving under the action of the first chutes, the universal wheels 20 are fixedly connected to the front and rear sides of the lower side surfaces of the two extending plates 2, and the whole device is convenient to move under the action of the universal wheels 20.

The utility model discloses the theory of operation: when the device is used, the whole device is placed at a using position, the extension plates 2 on the left side and the right side are opened, the rotating knob 9 is rotated to drive the first worm 8 to rotate, the first worm wheel 7 drives the bidirectional screw rod 3 to rotate under the drive of the first worm 8, so that the moving block 4 moves on the bidirectional screw rod 3, the two baffle plates 6 are moved to the positions capable of aligning the two extension plates 2, and the stability of the two extension plates 2 is kept;

install visual acuity detection's device through mounting panel 18 and card frame 19, when the height that the device that needs adjustment visual acuity detection used, servo motor 17 to 16 mulberries of support frame is switched on, make servo motor 17 drive second worm 15 and rotate, thereby drive second worm wheel 14 and rotate, make lead screw 13 rotate, thereby drive internal thread bucket 12 and rise or descend, under internal thread bucket 12's the drive, make outside sleeve 11 together remove, under the effect of second spout, keep outside sleeve 11 the stability of removing on inside protective sheath 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Liftable formula support based on eyesight detection device uses, including PMKD (1), its characterized in that: the left and right sides of the upper side surface of the fixed base plate (1) are connected with extension plates (2) in a rotating mode through hinges, grooves are formed in the left and right sides of the upper side surface of the fixed base plate (1), a first cavity is formed in the front side of the lower side surface of the fixed base plate (1), the left and right sides of the inner wall of the first cavity are connected with a bidirectional screw rod (3) in a rotating mode, the left and right ends of the bidirectional screw rod (3) penetrate through the left and right sides of the inner wall of the first cavity to the inside of the grooves respectively, the left and right sides of the rod wall of the bidirectional screw rod (3) are connected with movable blocks (4) in a threaded mode, the upper side surface of each movable block (4) is fixedly connected with a baffle (6), a first worm wheel (7) is fixedly connected to the center of the rod wall of the bidirectional screw rod (3), a first worm (8) is meshed with the lower side surface of the first worm wheel (7), the front end of the first worm (8) penetrates through the front side of the inner wall of the first cavity to the front side surface of the fixed base plate (1), a rotating button (9) is fixedly connected with a rotating button (9), and a lifting device is arranged above the rotating button.

2. The liftable support used based on the vision detection device of claim 1, wherein: first chutes are formed in the lower sides of the inner walls of the two grooves, and the inner walls of the two first chutes are connected with the lower side surface of the moving block (4) in a sliding mode through first sliding blocks.

3. The liftable support used based on the vision detection device of claim 1, wherein: elevating gear includes inside protective sheath (10), the lower extreme of inside protective sheath (10) is connected with the upside fixed surface of PMKD (1), the second spout has all been seted up all around of inside protective sheath (10), and is a plurality of the inner wall of second spout all has outside sleeve (11) through the common sliding connection of second slider, the upside fixed connection of outside sleeve (11) inner wall has internal thread bucket (12), the inner wall threaded connection of internal thread bucket (12) has lead screw (13), the second cavity has been seted up to the center department of PMKD (1) side surface, the lower extreme of lead screw (13) runs through the inside of PMKD's (1) side surface to second cavity, the lower extreme fixedly connected with second worm wheel (14) of lead screw (13), the right side surface meshing of second worm wheel (14) is connected with second worm (15).

4. The liftable support used based on vision detection device of claim 3, wherein: the rear side surface fixedly connected with support frame (16) of PMKD (1), the rear side surface fixedly connected with servo motor (17) of support frame (16), the rear side surface that support frame (16) were run through to its inside to the output of servo motor (17), the rear end of second worm (15) runs through the rear side of second cavity inner wall to the rear side surface of PMKD (1), the output of servo motor (17) and the rear end fixed connection of second worm (15).

5. The liftable support used based on vision detection device of claim 3, wherein: the upper side fixed surface of outside sleeve (11) is connected with mounting panel (18), the right side fixed surface of outside sleeve (11) is connected with card frame (19).

6. The liftable support used based on the vision detection device of claim 1, wherein: the front side and the rear side of the lower side surface of the two extension plates (2) are fixedly connected with universal wheels (20).