WO2021237858A1

WO2021237858A1 - Automatic pupil observation pen

Info

Publication number: WO2021237858A1
Application number: PCT/CN2020/098196
Authority: WO
Inventors: 杨光
Original assignee: 南京唐壹信息科技有限公司
Priority date: 2020-05-29
Filing date: 2020-06-24
Publication date: 2021-12-02
Also published as: CN111759272A

Abstract

Disclosed is an automatic pupil observation pen, comprising an observation pen body (1). Two fixed grooves (2) are formed in the bottom of the observation pen body (1); a rotating column (3) is rotatably mounted in each of the two fixed grooves (2); one end of each of the two rotating columns (3) is provided with a moving groove (4); a moving column (5) is slidably mounted in each of the two moving grooves (4); a supporting plate (6) is fixedly connected to one end of each of the two moving columns (5); a threaded groove is formed in the other end of each of the two moving columns (5); a control groove is formed in the inner wall of one side of each of the two moving grooves (4); a lead screw (7) is rotatably mounted in each of the two control grooves; the lead screws (7) are mounted in the corresponding threaded grooves in a threaded mode; a first bevel gear (8) is fixedly sleeved on each of the two lead screws (7); a rotating hole is formed in the inner wall of one side of each of the two control grooves; a rotating rod (16) is rotatably mounted in each of the two rotating holes; a second bevel gear (9) is fixedly connected to one end of each of the two rotating rods (16); the second bevel gears (9) are engaged with the corresponding first bevel gears (8); and a control wheel (10) is fixedly connected to the other end of each of the two rotating rods (16). According to the automatic pupil observation pen, a use position can be supported, so that shaking is avoided during use, and the accuracy of detection is guaranteed.

Description

Automatic pupil observation pen

Technical field

The invention belongs to the technical field of medical appliances, and specifically relates to an automatic pupil observation pen.

Background technique

Pupil changes are an important indicator for the observation of symptoms such as intracranial disease, drug poisoning, and coma. Measuring pupil size is an important method for neurological disease observation, which is of great significance for disease diagnosis and prevention. Currently, there are two main observation methods used in clinical practice. One is the subjective judgment method, that is, the medical staff directly judges the pupil size of the patient based on experience; the second is the use of an automatic pupil observation pen for detection. For example, the application number 201920156052.6 discloses an accurate pupil measurement pen, but the above technical solutions exist The automatic pupil observation pen needs to be used by hand, and it is easy to shake when holding it, which leads to the problem of inaccurate detection.

Summary of the invention

(1) Technical problems solved

The purpose of the present invention is to provide an automatic pupil observing pen, which aims to solve the problem that the automatic pupil observing pen in the prior art needs to be used by hand, and it is prone to shaking when held by hand, resulting in inaccurate detection.

(2) Technical solution

In order to achieve the above objective, the present invention provides the following technical solutions: an automatic pupil observation pen, which includes an observation pen body, a fixed groove, a rotating column, a moving groove, a moving column, a supporting plate, a screw rod, a bevel gear, and a second bevel gear , Control wheel, the bottom of the observation pen body is provided with two fixed grooves, two fixed grooves are rotatably installed with a rotating column, one end of the two rotating columns is provided with a moving groove, two A moving column is slidably installed in the moving groove, one end of the two moving columns is fixedly connected with a support plate, the other end of the two moving columns is provided with a threaded groove, and one side inner wall of the two moving grooves There are control grooves on each of the two control grooves, and screw rods are rotatably installed in the two control grooves. The screw threads are installed in the corresponding thread grooves. The first bevel gears are fixedly sleeved on the two screw rods. Rotation holes are opened on one side of the inner wall of each control groove, and a rotation rod is rotatably installed in the two rotation holes. One ends of the two rotation rods are fixedly connected with a second bevel gear, and the second bevel gear and The corresponding first bevel gear meshes, and the other ends of the two rotating rods are fixedly connected with a control wheel.

Preferably, sliding grooves are provided on both inner walls of the moving groove, and sliding blocks are fixedly installed on both sides of the moving column, and the sliding blocks are slidably installed in the corresponding sliding grooves. When the moving column moves, the sliding blocks are driven to slide. In the slot

Preferably, a rotating groove is provided on one side of the inner wall of the fixed groove, a rotating block is fixedly connected to one side of the rotating column, and the rotating block is rotatably installed in the rotating slot. When the rotating column rotates, the rotating block is driven to rotate in the rotating slot. It can stabilize the position of the rotating column when it rotates.

Preferably, one side of the rotating column is fixedly connected with a gear, one side of the fixed groove is provided with a groove on the inner wall of the fixed groove, and a rack is slidably installed in the groove, and the rack is meshed with the gear. The rack moves and the rack slides in the groove.

Preferably, a compression spring groove is provided on one inner wall of the groove, a limit block is slidably installed in the compression spring groove, a compression spring is welded on one side of the limit block, and one end of the compression spring is welded to one of the compression spring grooves. On the side inner wall, one side of the rack is provided with a limit slot, the limit block is matched with the limit slot, the rack squeezes the limit block, and the limit block is squeezed into the compression spring groove and squeezes the compression spring , The limit block slides out of the limit slot.

Preferably, a rotation groove is provided on one side of the inner wall of the control groove, one end of the screw rod is rotatably installed in the rotation groove, and the screw rod rotates in the rotation groove to stabilize the position of the screw rod when it rotates.

(3) Beneficial effects

Compared with the prior art, the beneficial effects of the present invention are:

1. The present invention rotates two rotating columns, the rotating column rotates in the corresponding fixed groove, the rotating column drives the gear to rotate, the rack squeezes the limit block, and the limit block is squeezed into the compression spring groove and squeezed The compression spring and the limit block slide out of the limit slot. Because the elastic action of the compression spring drives the limit block to slide into the limit slot, the position after the rotation of the rotating column is fixed, and the rotating column drives the moving column to rotate out of the fixed slot.

2. In the present invention, by placing two supporting plates on the desktop, the two supporting plates can support the observation pen body. Turn the control wheel, the first bevel gear drives the screw rod to rotate, and the screw rod drives the moving column to move. Adjust the height of the observation pen.

Description of the drawings

The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention. In the attached picture:

Figure 1 is a schematic diagram of the structure of the present invention;

Figure 2 is a schematic diagram of the expanded structure of the present invention;

Figure 3 is a schematic diagram of the structure of part A of the present invention;

In the figure: 1. Observation pen body; 2. Fixed slot; 3. Rotating column; 4. Moving slot; 5. Moving column; 6. Support plate; 7. Screw rod; 8. First bevel gear; 9. Second Bevel gear; 10, control wheel; 11, gear; 12, groove; 13, rack; 14, limit block; 15, sliding block; 16, rotating rod; 17, limit slot.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Please refer to Figures 1-3, the present invention provides the following technical solutions: an automatic pupil observation pen, which includes an observation pen body 1, a fixed slot 2, a rotating column 3, a moving slot 4, a moving column 5, a support plate 6, and a screw rod 7. Bevel gear 8, second bevel gear 9, control wheel 10, the bottom of the observation pen body 1 is provided with two fixed grooves 2, and the two fixed grooves 2 are rotatably installed with a rotating column 3, two One end of the rotating column 3 is provided with a moving groove 4, a moving column 5 is slidably installed in the two moving grooves 4, and both ends of the two moving columns 5 are fixedly connected with a support plate 6, and two The other end of the movable column 5 is provided with threaded grooves, the inner walls of one side of the two movable grooves 4 are provided with control grooves, and the screw rods 7 are rotatably installed in the two control grooves, and the screw rods 7 are threaded. Installed in the corresponding threaded groove, the first bevel gear 8 is fixedly sleeved on the two screw rods 7, and the inner wall of one side of the two control grooves is provided with a rotating hole, and the two rotating holes are both rotated and installed There is a rotating rod 16, both ends of the two rotating rods 16 are fixedly connected with a second bevel gear 9, the second bevel gear 9 meshes with the corresponding first bevel gear 8, the other of the two rotating rods 16 A control wheel 10 is fixedly connected to one end.

In the specific embodiment of the present invention, the use position can be supported by the pupil automatic observation pen, and there will be no shaking during use, which ensures the accuracy of detection.

Specifically, sliding grooves are provided on both inner walls of the moving groove 4, and sliding blocks 15 are fixedly installed on both sides of the moving column 5, and the sliding blocks 15 are slidably installed in the corresponding sliding grooves.

In this embodiment, when the moving column 5 moves, the sliding block 15 is driven to slide in the chute, which can stabilize the position of the moving column 5 when it moves.

Specifically, one side of the inner wall of the fixed groove 2 is provided with a rotating groove, one side of the rotating column 3 is fixedly connected with a rotating block, and the rotating block is rotatably installed in the rotating groove.

In this embodiment, when the rotating column 3 rotates, the rotating block is driven to rotate in the rotating groove, which can stabilize the position of the rotating column 3 when it rotates.

Specifically, a gear 11 is fixedly connected to one side of the rotating column 3, a groove 12 is provided on an inner wall of one side of the fixed groove 2, a rack 13 is slidably installed in the groove 12, and the rack 13 meshes with the gear 11.

In this embodiment: the rotating column 3 drives the gear 11 to rotate, the gear 11 drives the rack 13 to move, and the rack 13 slides in the groove 12.

Specifically, a compression spring groove is opened on one side of the inner wall of the groove 12, a limit block 14 is slidably installed in the compression spring groove, a compression spring is welded on one side of the limit block 14, and one end of the compression spring is welded to the compression spring slot. On one inner wall, one side of the rack 13 is provided with a limiting slot 17, and the limiting block 14 is matched with the limiting slot 17.

In this embodiment, the rack 13 squeezes the limit block 14, the limit block 14 is squeezed into the compression spring groove and squeezes the compression spring, and the limit block 14 slides out of the limit slot 17.

Specifically, one side of the inner wall of the control groove is provided with a rotating groove, and one end of the screw rod 7 is rotatably installed in the rotating groove.

In this embodiment, the screw rod 7 rotates in the rotating groove, which can stabilize the position of the screw rod 7 when it rotates.

The working principle and application process of the present invention: by rotating the two rotating posts 3, the rotating posts 3 rotate in the corresponding fixed grooves 2, the rotating posts 3 drive the gear 11 to rotate, the gear 11 drives the rack 13 to move, and the rack 13 is in the concave Slide in the groove 12, the rack 13 squeezes the limit block 14, the limit block 14 is squeezed into the compression spring groove and squeezes the compression spring, the limit block 14 slides out of the limit slot 17, the rack 13 continues to move After the limit block 14 is in contact with another limit slot 17, the limit block 14 is driven to slide into the limit slot 17 due to the elastic action of the compression spring, and the position of the rotating column 3 after rotation can be fixed, and the rotating column 3 drives The moving column 5 is rotated out of the fixed groove 2. By placing the two supporting plates 6 on the desktop, the two supporting plates 6 can support the observation pen body 1. Turn the control wheel 10, and the control wheel 10 drives the rotating rod 16 to rotate. The rotating rod 16 drives the second bevel gear 9 to rotate, the second bevel gear 9 drives the first bevel gear 8 to rotate, the first bevel gear 8 drives the screw 7 to rotate, the screw 7 drives the moving column 5 to move, and the moving column 5 slides out of the fixed Slot 2, you can adjust the height of the observation pen.

Finally, it should be noted that the above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, it is still for those skilled in the art. The technical solutions described in the foregoing embodiments can be modified, or some of the technical features can be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

An automatic pupil observation pen, characterized in that it comprises an observation pen body (1), a fixed groove (2), a rotating column (3), a moving groove (4), a moving column (5), a support plate (6), Screw (7), bevel gear (8), second bevel gear (9), control wheel (10), the bottom of the observation pen body (1) is provided with two fixing grooves (2), two A rotating column (3) is rotatably installed in the fixed groove (2), one end of the two rotating columns (3) is provided with a moving groove (4), and the two moving grooves (4) are slidably installed The moving column (5), one end of the two moving columns (5) is fixedly connected with a support plate (6), the other end of the two moving columns (5) is provided with a threaded groove, and the two moving columns (5) are The inner wall of one side of the groove (4) is provided with control grooves, and the screw rods (7) are rotatably installed in the two control grooves. The screw rods (7) are threadedly installed in the corresponding thread grooves. The screw rod (7) is fixedly sleeved with a first bevel gear (8), one side inner wall of the two control grooves is provided with a rotating hole, and a rotating rod (16) is rotatably installed in the two rotating holes. One end of each of the rotating rods (16) is fixedly connected with a second bevel gear (9), the second bevel gear (9) meshes with the corresponding first bevel gear (8), and the two rotating rods ( The other end of 16) is fixedly connected with a control wheel (10).
An automatic pupil observation pen according to claim 1, characterized in that: sliding grooves are provided on the inner walls of both sides of the moving groove (4).
An automatic pupil observation pen according to claim 1, characterized in that: sliding blocks (15) are fixedly installed on both sides of the moving column (5), and the sliding blocks (15) are slidably installed on the corresponding sliding In the slot.
An automatic pupil observation pen according to claim 1, characterized in that: one side of the fixed groove (2) is provided with a rotating groove on one side of the inner wall, and one side of the rotating column (3) is fixedly connected with a rotating block, which rotates The block is rotatably installed in the rotating groove.
An automatic pupil observation pen according to claim 1, characterized in that: one side of the rotating column (3) is fixedly connected with a gear (11), and one side of the fixed groove (2) is provided with a groove on the inner wall (12) A rack (13) is slidably installed in the groove (12), and the rack (13) meshes with the gear (11).
An automatic pupil observation pen according to claim 4, characterized in that: a compression spring groove is opened on the inner wall of one side of the groove (12), and a limit block (14) is slidably installed in the compression spring groove to limit One side of the position block (14) is welded with a compression spring, one end of the compression spring is welded to the inner wall of one side of the compression spring groove, one side of the rack (13) is provided with a limit slot (17), the limit block (14) It is matched with the limit slot (17).
An automatic pupil observation pen according to claim 1, characterized in that: a rotation groove is opened on one side of the inner wall of the control groove, and one end of the screw rod (7) is rotatably installed in the rotation groove.