CN110687686A

CN110687686A - Image card reader

Info

Publication number: CN110687686A
Application number: CN201910973907.9A
Authority: CN
Inventors: 吕雪; 李民
Original assignee: Chinese Peoples Liberation Army Army Specialized Medical Center
Current assignee: Chinese Peoples Liberation Army Army Specialized Medical Center
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-01-14

Abstract

The invention discloses an image card reader which comprises a card reader main body and a clamping assembly, wherein the card reader main body is provided with a containing groove for containing a film, and the clamping assembly comprises a mounting seat, a first gear, a driving rod, a second gear, a connecting rod, a connecting frame and a pressing block. The mounting seat is arranged on the card reader main body and provided with a cavity, and the first gear is rotatably arranged on the bottom wall of the cavity. One end of the driving rod extends into the cavity, and one end of the driving rod is provided with a rack which is meshed with the first gear. The second gear rotationally sets up in the cavity, and the connecting rod is movably set up on the diapire of cavity, and the both ends of connecting rod mesh with first gear and second gear respectively. One end of the connecting frame extends into the cavity, a rack meshed with the second gear is arranged at one end of the connecting frame, and the pressing block is arranged on the connecting frame. Through the removal of pulling actuating lever, the drive briquetting goes up and down, compresses tightly the film in the bottom surface of holding tank, perhaps loosens the film, the clamp of film tightly with loosen simple and convenient.

Description

Image card reader

Technical Field

The invention relates to the technical field of medical teaching, in particular to an image card reader.

Background

With the application of image archiving and transmission systems, medical image data is gradually digitized, but in daily clinical work, hard reading with film as a medium still occupies an important position, and medical personnel can perform analysis and diagnosis according to the film obtained by irradiation of patients. Currently, films are typically mounted to card readers for easy viewing and to ensure a clear display.

In medical teaching, many films are used because different situations are displayed. However, the conventional card reader has a complex process of holding and fixing the film, and a lot of time is wasted by frequently replacing the film. Meanwhile, the traditional card reader clamps the film unstably, and the film is easy to fall off.

Disclosure of Invention

Accordingly, there is a need to provide an image card reader that can hold a film simply and firmly.

The utility model provides an image card reader, includes card reader main part and centre gripping subassembly, the card reader main part is equipped with the holding tank that holds the film, the centre gripping subassembly includes:

the mounting seat is arranged on the card reader main body and provided with a cavity, a driving hole is formed in the side wall of the mounting seat, and a mounting hole is formed in the bottom surface of the mounting seat;

the first gear is rotatably arranged on the bottom wall of the cavity;

one end of the driving rod penetrates through the driving hole and extends into the cavity, and a rack is arranged at one end of the driving rod and is meshed with the first gear;

the second gear is rotatably arranged in the cavity, and the axis of the second gear is vertical to the axis of the first gear;

the connecting rod is movably arranged on the bottom wall of the cavity, a rack meshed with the first gear is arranged on the side face of the connecting rod, and a rack meshed with the second gear is arranged on the top face of the connecting rod;

one end of the connecting frame penetrates through the mounting hole and extends into the cavity, and a rack meshed with the second gear is arranged at one end of the connecting frame; and

the pressing block is arranged on the connecting frame and used for pressing the rubber sheets onto the bottom surface of the accommodating groove.

In one embodiment, the card reader main body comprises a frame, an LED lamp panel and a background plate, the LED lamp panel is disposed in the frame, the background plate is stacked on the LED lamp panel and connected to the frame, light emitted by the LED lamp panel can be transmitted through the background plate, and the accommodating groove is defined by the background plate and a side wall of the frame.

In one embodiment, the side wall of the frame is provided with a slot, one end of the rubber sheet is inserted into the slot, and the other end of the rubber sheet is pressed on the background plate through the pressing block.

In one embodiment, the card reader main body further comprises a battery and a charging interface, the battery is arranged in the frame and electrically connected with the LED lamp panel, the charging interface is arranged on the side wall of the frame and electrically connected with the battery.

In one embodiment, the clamping assembly further comprises a handle, the handle is connected with one end of the driving rod, which is located outside the mounting seat, and the handle extends in a bending way back to the mounting seat, and the bending part of the handle is abutted against the side wall of the mounting seat.

In one embodiment, the clamping assembly further comprises an elastic member, a positioning protrusion is arranged on the driving rod, the elastic member is sleeved on the driving rod, and two ends of the elastic member are respectively abutted to the inner wall of the mounting seat and the positioning protrusion.

In one embodiment, the inner wall of the mounting seat is provided with a receiving hole, the receiving hole is coaxial and communicated with the driving hole, and one end of the elastic element, which is far away from the positioning protrusion, is received in the receiving hole.

In one embodiment, a sliding groove is formed in the bottom wall of the cavity, the connecting rod is slidably disposed in the sliding groove, and the connecting rod partially protrudes out of the sliding groove.

In one embodiment, the driving rod and the connecting rod are sequentially arranged along the axial direction of the first gear, and the driving rod and the connecting rod are perpendicular to each other in different surfaces.

In one embodiment, the connecting rods and one end of the connecting frame are sequentially arranged along the axial direction of the second gear, and one end of the connecting frame is perpendicular to the different surfaces of the connecting rods.

Above-mentioned image card reader puts into the holding tank with the film in, remove through the pulling actuating lever, can drive first gear revolve, the rotation of first gear can drive the connecting rod and remove, the removal of connecting rod can drive second gear revolve, the rotation of second gear can drive the link and remove, and then realize the lift of briquetting, can make the briquetting compress tightly the film in the bottom surface of holding tank, perhaps loosen the film, the clamp of film is tight and loosen simple and convenient, it can not spend too much time to change the film. Meanwhile, the pressing block cannot loosen the rubber sheet when the driving rod does not move, the pressing block presses the rubber sheet firmly, and the rubber sheet is not easy to fall off.

Drawings

FIG. 1 is a schematic diagram of an image card reader according to an embodiment;

FIG. 2 is a schematic structural diagram of the card reader body in FIG. 1;

FIG. 3 is a schematic structural view of the mounting base of FIG. 1;

FIG. 4 is a schematic view of a portion of the clamp assembly of FIG. 1;

fig. 5 is a partially enlarged view of a in fig. 1.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, in an embodiment, the image card reader is used for clamping and fixing a film, so as to facilitate reading and teaching of the film. Specifically, the image reader includes a reader body 100 and a clamping assembly 200.

Referring to fig. 2, the card reader main body 100 is used for carrying a film, and the card reader main body 100 is provided with a receiving groove 102, and the film is placed in the receiving groove 102. Specifically, the card reader body 100 includes a frame 110, an LED lamp panel 120, and a background plate 130. Frame 110 is the open-ended rectangle frame in top surface, and LED lamp plate 120 sets up in frame 110, and back ground plate 130 is range upon range of on LED lamp plate 120, and the lateral wall of back ground plate 130 and frame 110 encloses into holding tank 102. The background plate 130 is connected to a sidewall of the frame 110 to fix the LED lamp panel 120 and the background plate 130 in the frame 110. The light emitted from the LED lamp panel 120 can be transmitted through the background plate 130 to illuminate the film in the accommodating groove 102, which is convenient for reading. Specifically, the background plate 130 is a glass plate.

Further, the card reader main body 100 further includes a battery 140 and a charging interface 150, a groove 112 for accommodating the battery 140 is formed in the frame 110, the battery 140 is disposed in the groove 112, and the LED lamp panel 120 is prevented from being unstable in the frame 110. The battery 140 is electrically connected to the LED lamp panel 120, and the battery 140 can supply power to the LED lamp panel 120. The charging interface 150 is disposed on the sidewall of the frame 110, the charging interface 150 is electrically connected to the battery 140, and the battery 140 can be charged through the charging interface 150. The inner wall of the frame 110 is formed with a slot (not shown), one end of the film can be inserted into the slot, and the other end of the film is fixed by the clamping assembly 200.

Referring to fig. 4 and 5, the holding member 200 is used to press and fix the film on the bottom surface of the accommodating groove 102, and the holding member 200 and the slot are used to fix two opposite ends of the film respectively. Specifically, the clamping assembly 200 includes a mounting base 210, a first gear 220, a driving rod 230, a second gear 240, a connecting rod 250, a connecting frame 260, and a pressing block 270.

Referring to fig. 3, the mounting base 210 is disposed on the card reader main body 100, the mounting base 210 has a cavity 202, a driving hole 212 communicating with the cavity 202 is formed on a side wall of the mounting base 210, and a mounting hole 214 is formed on a bottom surface of the mounting base 210. Specifically, the mounting seat 210 is disposed on an end surface of the frame 110, and the mounting seat 210 is bent toward the frame 110 and extends into the frame 110 to form an L-shape. The mounting base 210 is provided with a cover plate 218 covering the cavity 202 to prevent external impurities from falling into the cavity 202. The driving hole 212 is opened on a side wall of the mounting seat 210, and the mounting hole 214 is opened on a bottom surface of the mounting seat 210 opposite to the receiving groove 102.

The first gear 220 is rotatably disposed on the bottom wall of the cavity 202. Specifically, the first gear 220 is rotatably disposed on the bottom wall of the cavity 202 through a rotating shaft, and an axial direction of the first gear 220 is parallel to the Z-axis direction.

The drive rod 230 extends through the drive aperture 212 into the cavity 202, and the drive rod 230 is slidable within the drive aperture 212. One end of the driving rod 230 is provided with a rack gear, and the rack gear is engaged with the first gear 220. Specifically, the driving rod 230 is perpendicular to the axial direction of the first gear 220, and the driving rod 230 is parallel to the X-axis direction. The rack at one end of the driving rod 230 may be directly formed on the driving rod 230, or may be fixed to one end of the driving rod 230.

The second gear 240 is rotatably disposed in the cavity 202, and an axis of the second gear 240 is perpendicular to an axis of the first gear 220. Specifically, the second gear 240 is rotatably disposed in the cavity 202 through a rotating shaft, two ends of the rotating shaft are respectively rotatably disposed on the sidewalls of two sides of the mounting base 210, the second gear 240 is sleeved on the rotating shaft, the second gear 240 is suspended in the cavity 202, and an axial direction of the second gear 240 is parallel to the X-axis direction.

The connecting rod 250 is movably disposed on the bottom wall of the cavity 202, and the connecting rod 250 is connected to the first gear 220 and the second gear 240, respectively. The side surface of the connecting rod 250 is provided with a rack engaged with the first gear 220, and the top surface of the connecting rod 250 is provided with a rack engaged with the second gear 240. Specifically, the bottom wall of the cavity 202 is provided with a sliding groove 216, the sliding groove 216 is parallel to the Y-axis direction, the connecting rod 250 is slidably disposed in the sliding groove 216, and the connecting rod 250 partially protrudes out of the sliding groove 216, so as to be conveniently meshed with the rack on the side surface of the connecting rod 250 and the first gear 220.

The connecting rods 250 and the driving rods 230 are sequentially arranged along the axial direction of the first gear 220, the connecting rods 250 are close to the bottom wall of the cavity 202, the driving rods 230 are perpendicular to the connecting rods 250 in different planes, the driving rods 230 and the connecting rods 250 are guaranteed to be staggered in space, and interference between the driving rods 230 and the connecting rods 250 in the movement process is avoided. The rack on the connecting rod 250 may be directly formed on the connecting rod 250, or may be formed by fixing the rack on the side and top surfaces of the connecting rod 250.

One end of the connecting frame 260 extends into the cavity 202 through the mounting hole 214, and one end of the connecting frame 260 is provided with a rack engaged with the second gear 240. One end of the connecting frame 260 and the connecting rod 250 are sequentially arranged along the axial direction of the second gear 240, one end of the connecting frame 260 is located between the second gear 240 and the driving rod 230, and one end of the connecting frame 260 is perpendicular to the different surface of the connecting rod 250, so that the one end of the connecting frame 260 and the connecting rod 250 are enabled to be staggered in space, and interference between one end of the connecting frame 260 and the connecting rod 250 is avoided.

Specifically, the link 260 includes a lever body 262 and a mounting lever 264, and the mounting lever 264 is connected to the lever body 262. The rod 262 is disposed through the mounting hole 214, and the rod 262 can slide in the mounting hole 214. The rod 262 is parallel to the Z-axis, the rack is disposed on the rod 262, and the rack on the rod 262 may be directly formed on the rod 262 or fixed on the rod 262.

The pressing block 270 is disposed on the connecting frame 260, and the pressing block 270 is used for pressing the film on the bottom surface of the accommodating groove 102. Specifically, the pressing block 270 may be mounted on the mounting rod 264 by a threaded fastener such as a screw, which facilitates replacement of different pressing blocks 270. The pressing block 270 is parallel to the X-axis direction, and the pressing block 270 presses and fixes the film on the background plate 130. The bottom surface of the pressing block 270 close to the background plate 130 is provided with a cushion block which can be an elastic structure such as rubber, and the pressing block 270 is prevented from crushing the rubber sheet.

In this embodiment, in order to facilitate the movement of the driving rod 230 by pulling, the clamping assembly 200 further includes a handle 282, the handle 282 is connected to an end of the driving rod 230 located outside the mounting seat 210, the handle 282 is bent and extends away from the mounting seat 210, and the bent portion of the handle 282 abuts against the sidewall of the mounting seat 210. The bent portion of the handle 282 can be used as a fulcrum, and by pressing the end of the handle 282 away from the driving rod 230, the end of the handle 282 connected to the driving rod 230 can be driven to move, and then the driving rod 230 can be pulled to move. Specifically, one end of the driving rod 230 located outside the mounting seat 210 is cylindrical and is a mounting portion 232, the mounting portion 232 is provided with external threads, one end of the handle 282 is sleeved on the mounting portion 232, and then the nut 284 is screwed on the mounting portion 232 to connect the handle 282 with the driving rod 230.

In this embodiment, the clamping assembly 200 further includes an elastic member 290, the driving rod 230 is provided with a positioning protrusion 234, the elastic member 290 is sleeved on the driving rod 230, and two ends of the elastic member 290 are respectively abutted against the inner wall of the mounting seat 210 and the positioning protrusion 234. The elastic member 290 is compressed during the outward pulling of the driving rod 230, and the driving rod 230 is restored by the elastic force of the elastic member 290 when the handle 282 is released. Specifically, the elastic member 290 is a spring. An accommodating hole (not shown) is formed in an inner wall of the mounting seat 210, the accommodating hole is coaxially disposed with and communicated with the driving hole 212, and an end of the elastic member 290, which is far away from the positioning protrusion 234, is received in the accommodating hole, so as to ensure stable mounting of the elastic member 290.

The use method of the image card reader comprises the following steps:

one end of the handle 282 is pressed to pull the driving rod 230 to move in the negative direction of the X-axis, at which time the elastic member 290 is compressed. The movement of the driving rod 230 can drive the first gear 220 to rotate counterclockwise, the rotation of the first gear 220 can drive the connecting rod 250 to move towards the negative direction of the Y axis, the movement of the connecting rod 250 can drive the second gear 240 to rotate clockwise, the rotation of the second gear 240 can drive the connecting frame 260 to move towards the positive direction of the Z axis, and further the rising of the pressing block 270 is realized. The film is now placed into the receiving slot 102 and one end of the film is inserted into the insert slot.

Then, one end of the handle 282 is released, the driving rod 230 moves towards the positive direction of the X axis under the elastic force provided by the elastic member 290, the movement of the driving rod 230 can drive the first gear 220 to rotate clockwise, the rotation of the first gear 220 can drive the connecting rod 250 to move towards the positive direction of the Y axis, the movement of the connecting rod 250 can drive the second gear 240 to rotate anticlockwise, the rotation of the second gear 240 can drive the connecting frame 260 to move towards the negative direction of the Z axis, and the pressing block 270 descends to press the film on the bottom surface of the accommodating groove 102.

Above-mentioned image card reader can put into the below of briquetting 270 with the film through pressing handle 282, loosens handle 282 and can press from both sides tight film, and the clamp of film is simple and convenient with loosening, and it can not spend too much time to change the film. Meanwhile, the driving rod 230 can be reset under the action of the elastic piece 290, so that the pressing block 270 is guaranteed to be pressed against the film all the time, the pressing block 270 is firmly pressed against the film, and the film is not easy to fall off.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides an image card reader, its characterized in that, includes card reader main part and centre gripping subassembly, the card reader main part is equipped with the holding tank that holds the film, the centre gripping subassembly includes:

the first gear is rotatably arranged on the bottom wall of the cavity;

2. The image card reader of claim 1, wherein the card reader body comprises a frame, an LED lamp panel and a background plate, the LED lamp panel is disposed in the frame, the background plate is stacked on the LED lamp panel and connected to the frame, light emitted from the LED lamp panel can be transmitted through the background plate, and the accommodating groove is defined by the background plate and a side wall of the frame.

3. The image reader according to claim 2, wherein the side wall of the frame is provided with a slot, one end of the film is inserted into the slot, and the other end of the film is pressed against the background plate through the pressing block.

4. The image card reader of claim 2, wherein the card reader body further comprises a battery and a charging interface, the battery is disposed in the frame and electrically connected to the LED lamp panel, the charging interface is disposed on a side wall of the frame and electrically connected to the battery.

5. The image reader of claim 1, wherein the clamping assembly further comprises a handle connected to an end of the driving rod outside the mounting base, the handle extending in a curved manner away from the mounting base, the curved portion of the handle abutting against a side wall of the mounting base.

6. The image reader of claim 5, wherein the clamping assembly further comprises an elastic member, the driving rod is provided with a positioning protrusion, the elastic member is sleeved on the driving rod, and two ends of the elastic member are respectively abutted against the inner wall of the mounting seat and the positioning protrusion.

7. The image reader according to claim 6, wherein the inner wall of the mounting base is provided with a receiving hole, the receiving hole is coaxial and communicated with the driving hole, and one end of the elastic member, which is far away from the positioning protrusion, is received in the receiving hole.

8. The image reader of claim 1, wherein a sliding slot is defined in a bottom wall of the cavity, the connecting rod is slidably disposed in the sliding slot, and a portion of the connecting rod protrudes out of the sliding slot.

9. The image reader of claim 1, wherein the driving rod and the connecting rod are sequentially arranged along an axial direction of the first gear, and the driving rod and the connecting rod are perpendicular to each other in different planes.

10. The image reader of claim 1, wherein the connecting rod and one end of the connecting frame are sequentially arranged along an axial direction of the second gear, and one end of the connecting frame is perpendicular to a different surface of the connecting rod.