CN218629457U

CN218629457U - Dark box shooting device for lateral flow immunochromatography detection

Info

Publication number: CN218629457U
Application number: CN202221950464.5U
Authority: CN
Inventors: 雷红涛; 张璇; 潘康亮; 王锦; 吴青; 徐振林; 陈敏丹; 陈新文
Original assignee: South China Agricultural University
Current assignee: South China Agricultural University
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2023-03-14
Anticipated expiration: 2032-07-25

Abstract

The utility model relates to a shoot technical field, more specifically relates to a device is shot to camera bellows for sidestream immunochromatography detects, be open camera bellows body including upper portion, the camera bellows lid, be used for installing the first mounting panel of the test paper strip that awaits measuring and be used for shooting the camera module of the test paper strip that awaits measuring, camera bellows lid closes on the uncovered of camera bellows body and forms closed cavity with the camera bellows body, first mounting panel can be dismantled with the camera bellows body and be connected and be located closed cavity, camera module installs on the camera bellows lid and is located closed cavity, camera module is located the top of first mounting panel, install the light source on the camera bellows lid, the light source also is located closed cavity. Install camera module and light source in the closed cavity that camera module lid and camera bellows body constitute for camera module can not receive external light source's influence at the in-process of shooing, thereby effectively guarantees that the image that obtains is clear and stable.

Description

Dark box shooting device for lateral flow immunochromatography detection

Technical Field

The utility model relates to a shoot technical field, more specifically relates to a camera bellows shooting device for side flow immunochromatography detects.

Background

At present, an immunoassay method is mainly adopted in food safety detection. The immunoassay method is a detection method based on antigen-antibody specific binding, and mainly comprises an enzyme-linked immunosorbent assay and a lateral flow immunochromatography technology. The lateral flow immunochromatography is an important means for field detection, has the characteristics of rapidness, simplicity in operation, low cost, high sensitivity and the like, and is very suitable for preliminary screening of a large number of samples and field rapid detection. However, conventional lateral flow immunochromatography can only achieve qualitative or semi-quantitative results by visual inspection of the test strip, and is very susceptible to significant interference from bias assessment and inherent random errors. Therefore, many laboratory-scale quantitative detection devices based on lateral flow immunochromatography have been developed. Chinese patent with application publication No. CN 212134708U discloses a shooting device for immunochromatography detection, including the camera bellows, be equipped with the shooting hole that supplies the shooting device to shoot on the camera bellows, at least one light-emitting component, light-emitting component includes the light source, the inner chamber of camera bellows is equipped with the cardboard that is used for installing the thing of waiting to shoot, the light irradiation of light source radiation of light-emitting component is to waiting to shoot the thing, the shooting device shoots the thing of waiting to shoot through the shooting hole, can obtain the image, upload the image to the immunochromatography chip quantitative analysis system based on smart mobile phone that chinese patent disclosed again and carry out image analysis, obtain the result at last. However, the patent technology is that the camera of the mobile phone installed outside the camera box frame is used for image shooting, and is easily influenced by an external light source, so that the problems of unclear shot image, unstable and uniform multiple images are caused, and further the subsequent inaccurate image recognition and detection result is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the shooting device that is used for immunochromatography to detect among the above-mentioned prior art and easily receive the influence of external light source when shooting the image to lead to shooting that the image is not clear, many image instability and unified problem, provide a camera bellows shooting device that is used for side flow immunochromatography to detect.

In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a device is shot to camera bellows for side flow immunochromatography detects, includes that upper portion is open camera bellows body, camera bellows lid, is used for installing the first mounting panel of the test paper strip that awaits measuring and is used for shooing the camera module of test paper strip that awaits measuring, camera bellows lid closes the camera bellows body uncovered go up and with camera bellows body forms closed cavity, first mounting panel with the camera bellows body can be dismantled to be connected and be located in the closed cavity, camera module installs camera module is last and be located on the camera bellows lid in the closed cavity, camera module is located the top of first mounting panel, install the light source on the camera bellows lid, the light source also is located in the closed cavity.

In this technique, earlier with the test paper strip fixed mounting that awaits measuring on first mounting panel when using, install the sealed cavity that camera bellows lid and camera bellows body formed with first mounting panel again, make it constitute confined shooting environment, ensure that the operation of shooing can not receive external light source influence, after the installation is accomplished, adjust the light source as required, wait to shoot after the image is stable clear, obtain stable clear image. Install camera module and light source in the sealed cavity that camera module lid and camera module body constitute for camera module can not receive external light source's influence at the in-process of shooing, thereby effectively guarantees that the image that obtains is clear and stable, with the precision of guaranteeing subsequent image recognition detection operation result.

Preferably, a plurality of test paper placing grooves are formed in the first mounting plate.

Preferably, the upper portion of first mounting panel is provided with the gland, the gland is used for compressing tightly the test paper strip that awaits measuring the upper surface of first mounting panel, be equipped with the shooting window that makes the test paper strip that awaits measuring show on the gland, the gland with first mounting panel joint.

Preferably, the bottom of the camera bellows body is further provided with a socket, two opposite side walls of the socket are provided with sliding grooves, and the first mounting plate is inserted into the sliding grooves in a sliding mode.

Preferably, the camera bellows body is provided with a push-off notch, and the push-off notch is opposite to one side of the first mounting plate and is positioned between the two sliding grooves.

Preferably, the other opposite side of the first mounting plate is provided with a buckle strip bulge, and the buckle strip bulge is positioned between the two sliding grooves.

Preferably, a fixing plate is arranged in the camera bellows body close to the end of the camera bellows cover, a first mounting hole is formed in the fixing plate, and a plurality of second mounting holes are distributed around the first mounting hole; the lens of the camera module is over against the first mounting hole, and each light source is over against the second mounting hole.

Preferably, a second mounting plate located in the closed cavity is further arranged on the camera bellows cover body, the second mounting plate is connected with the lower surface of the camera bellows cover body through a connecting piece, a third mounting hole for allowing a camera lens of the camera module to penetrate is formed in the second mounting plate, and the light source is mounted on the lower bottom surface of the second mounting plate.

Preferably, the camera module is further connected with a wireless signal transmission module, the wireless signal transmission module is connected with a distribution network key, and the wireless signal transmission module and the distribution network key are installed on the second installation plate; the camera bellows body is provided with a hole of stepping down that is used for operating join in marriage net button.

Preferably, the inner edge of the bottom of the camera bellows cover body is provided with an insertion block, and the insertion block is inserted into the opening of the camera bellows body and contacts with the inner wall surface of the camera bellows body.

Compared with the prior art, the beneficial effects of the utility model are that: when the test paper strip that will await measuring fixed mounting is earlier on first mounting panel when using, installs the closed cavity that camera bellows lid and camera bellows body formed with first mounting panel again, makes it constitute confined shooting environment, ensures that the operation of shooing can not receive external light source influence, and the installation is accomplished the back, adjusts the light source as required, treats to shoot after the image is stable clear, obtains stable clear image. Install camera module and light source in the sealed cavity that camera module lid and camera module body constitute for camera module can not receive external light source's influence at the in-process of shooing, thereby effectively guarantees that the image that obtains is clear and stable, with the precision of guaranteeing subsequent image recognition detection operation result.

Drawings

FIG. 1 is a perspective view of a camera for lateral flow immunochromatography of the present invention;

FIG. 2 is an exploded view of the camera for lateral flow immunochromatography of the present invention;

FIG. 3 is a schematic diagram of a first mounting plate structure of the camera device for lateral flow immunochromatography of the present invention;

FIG. 4 is a schematic structural diagram of a camera bellows cover of the camera bellows shooting device for lateral flow immunochromatography detection of the present invention;

FIG. 5 is a perspective view of another perspective view of the camera for lateral flow immunochromatography of the present invention.

In the drawings: 1. a camera bellows body; 11. a socket; 12. a chute; 13. pushing away the notch; 14. a fixing plate; 141. a first mounting hole; 142. a second mounting hole; 15. a hole of abdication; 16. buckling; 161. a support portion; 162. a projection; 2. a dark box cover body; 22. a second mounting plate; 23. a third mounting hole; 24. inserting a block; 25. a connecting member; 3. a first mounting plate; 31. a test paper placing groove; 32. a gland; 33. a shooting window; 34. a test strip to be tested; 35. the buckling strips are protruded; 36. a chute rib; 4. a camera module; 41. a network distribution key is arranged; 42. a lens; 43. a light source; 431. an ultraviolet lamp; 432. and (4) a fluorescent lamp.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numbers in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

As shown in fig. 1, fig. 2 and fig. 4, a camera bellows shooting device for lateral flow immunochromatography detection comprises a camera bellows body 1 with an open upper portion, a camera bellows cover 2, a first mounting plate 3 for mounting a paper slip 34 to be tested, and a camera module 4 for shooting the paper slip 34 to be tested, wherein the camera bellows cover 2 covers the open opening of the camera bellows body 1 and forms a closed cavity with the camera bellows body 1, the first mounting plate 3 is detachably connected with the camera bellows body 1 and is located in the closed cavity, the camera module 4 is mounted on the camera bellows cover 2 and is located in the closed cavity, the camera module 4 is located above the first mounting plate 3, a light source 43 is mounted on the camera bellows cover 2, and the light source 43 is also located in the closed cavity.

When using, will await measuring note 34 fixed mounting on first mounting panel 3 earlier, install first mounting panel 3 again in the closed cavity that camera bellows lid 2 and camera bellows body 1 formed, make it constitute confined shooting environment, ensure that the operation of shooing can not receive external light source influence, after the installation is accomplished, adjust light source 43 as required, wait to shoot after the image is stable clear, obtain stable clear image. Install camera module 4 and light source 43 in the closed cavity that camera module lid 2 and camera bellows body 1 constitute for camera module 4 can not receive external light source 43's influence at the in-process of shooing, thereby effectively guarantees that the image that obtains is clear and stable, with the precision of guaranteeing subsequent image recognition detection operation result.

Further, the camera bellows cover body 2 can be detachably arranged at the upper end of the camera bellows body 1, so that a user can conveniently maintain or replace the whole camera module 4. The camera bellows cover 2 can be inserted into, clamped with or connected to the camera bellows body 1 through a connector 25. The camera module 4 is arranged in the camera bellows cover body 2, so that the camera module 4 is protected, and the camera module 4 is prevented from being accumulated with dust or being collided and broken.

In this embodiment, as shown in fig. 3, the first mounting plate 3 is provided with a plurality of strip placement grooves 31. A plurality of test paper standing grooves 31 can place a plurality of examination paper strips 34 that await measuring, can realize detecting in batches, improves detection efficiency.

In this embodiment, as shown in fig. 2, a pressing cover 32 is disposed on an upper portion of the first mounting plate 3, the pressing cover 32 is used for pressing a paper strip 34 to be tested against an upper surface of the first mounting plate 3, a shooting window 33 for exposing the paper strip 34 to be tested is disposed on the pressing cover 32, and the pressing cover 32 is clamped with the first mounting plate 3. When the test paper strip fixing device is used, the test paper strip 34 to be tested is placed in the test paper placing groove 31 and is pressed on the first mounting plate 3 through the pressing cover 32, the test paper strip 34 to be tested is effectively fixed, and the situation that the image shot by shaking the test paper strip 34 to be tested is fuzzy is avoided. Clear images are conveniently obtained by providing a camera window 33 in the cover 32 to reveal the strip of paper 34 to be tested.

In this embodiment, as shown in fig. 2, the bottom of the camera bellows body 1 is further provided with a socket 11, two opposite side walls of the socket 11 are provided with sliding grooves 12, and the first mounting plate 3 is slidably inserted into the sliding grooves 12. Inside first mounting panel 3 passed through socket 11 slip insertion camera bellows body 1, first mounting panel 3 was installed at camera bellows body 1 inside back, forms an opaque cavity with camera bellows body 1 and camera bellows lid 2, prevents that external light from causing the influence to the shooting result. Further, the relative both sides of first mounting panel 3 are provided with slip sand grip 36, and slip sand grip 36 is installed in spout 12, and spout 12 plays guide test paper mounting panel 3 and impels and spacing effect. Specifically, the sliding groove 12 may be recessed with respect to the inner wall of the camera body 1, or may be raised with respect to the inner wall of the camera body 1. Further, the sliding ribs 36 are linear and the sliding grooves 12 are also linear, so that the resistance to this process of pushing the first mounting plate 3 into the camera body 1 is small, so that the user can install the first mounting plate 3 into the camera body faster.

In this embodiment, as shown in fig. 5, a push-off notch 13 is formed on the camera bellows body 1, and the push-off notch 13 faces one side of the first mounting plate 3 and is located between the two sliding grooves 12. Simple structure, convenience of customers pushes the test paper mounting panel away from spout 12 through pushing away from breach 13, and easy operation is swift. After the user shoots and accomplishes, only need gently promote first mounting panel 3 to inserted hole 13 direction through pushing away breach 13 for partly break away from camera bellows body 1 in of first mounting panel 3, thereby comparatively take out first mounting panel 3 fast and lightly.

In this embodiment, as shown in fig. 3, the other opposite side of the first mounting plate 3 is provided with a fastening strip protrusion 35, and the fastening strip protrusion 35 is located between the two sliding grooves 12. The other opposite side is the side opposite to the push-off notch 13 after the installation is finished; set up the protruding 35 convenience of customers of attacker and push into the camera bellows body 1 with first mounting panel 3, also conveniently pull out first mounting panel 3.

Example 2

The difference from embodiment 1 is that, as shown in fig. 2, a fixing plate 14 is provided in the camera bellows body 1 of this embodiment near the camera bellows cover 2, a first mounting hole 141 is provided on the fixing plate 14, and a plurality of second mounting holes 142 are provided around the first mounting hole 141; the lens of the camera module 4 faces the first mounting hole 141, and the light sources 43 face the second mounting hole 142. The fixing plate 14 can enhance the structural strength of the camera bellows body 1 and effectively prevent the shooting environment from being influenced by external light sources. Specifically, the first mounting hole 141 is located at the center of the fixing plate 14, and the lens directly faces the first mounting hole 141, so that all the test strips 34 to be tested below can be shot; the light sources 43 are uniformly distributed around the lens 42, and the light sources 43 around the lens can be adjusted in all directions to obtain clear images. Further, the light source 43 is a combination lamp having an ultraviolet lamp 431 and a fluorescent lamp 432. The user can choose to turn on the ultraviolet lamp 431 or the fluorescent lamp 432 according to the characteristics of different test paper to be detected, and the brightness of the test paper can be adjusted, so that the accuracy of the detection result can be effectively improved.

In this embodiment, as shown in fig. 4, a second mounting plate 22 located in the closed cavity is further disposed on the dark box cover 2, the second mounting plate 22 is connected to the lower surface of the dark box cover 2 through a connecting member 25, a third mounting hole 23 for the lens 42 of the camera module 4 to pass through is disposed on the second mounting plate 22, and the light source 43 is mounted on the lower bottom surface of the second mounting plate 22. Further, as shown in fig. 2, the fixing plate 14 is provided with two buckles 16 on two opposite sides close to the inner wall of the camera bellows body 1, each buckle 16 comprises a support portion 161 and a triangular protrusion 162, the protrusion 162 is arranged at the upper end of the support portion 161, and the support portion 161 and the protrusion 162 are integrated; the lower surface of the projection 162 contacts the upper surface of the second mounting plate 22. When the installation is carried out, the second mounting plate 22 is pushed towards the bottom of the camera bellows body 1 by force, and the second mounting plate 22 can gradually move towards the bottom of the camera bellows body 1 because the upper surface of the convex part 162 is inclined downwards relative to the bottom surface of the second mounting plate 22; in this process, the protrusion 162 is pressed outward from the dark box body 1, so that the protrusion 162 moves outward from the dark box body 1, and the support 161 is slightly bent; when the upper surface of the second mounting plate 22 and the lower surface of the protruding portion 162 are at the same level, the protruding portion 162 is no longer stressed, the protruding portion 162 rebounds to the inside of the dark box body, and the buckle 16 returns to the original state; the lower surface of the protruding portion 162 is attached to the upper surface of the second mounting plate 22, and the second mounting plate 22 is fixed to the upper end of the camera bellows body 1.

When the installation, fix camera module 4 and light source 43 on second mounting panel 22 earlier, install second mounting panel 22 on fixed plate 14 again, close camera bellows lid 2 lid on camera bellows body 1 through connecting piece 25 again at last, accomplish the utility model discloses an equipment.

Example 3

The difference from embodiment 1 is that, in this embodiment, as shown in fig. 5, the camera module 4 is further connected to a wireless signal transmission module, the wireless signal transmission module is connected to a distribution network button 41, and both the wireless signal transmission module and the distribution network button 41 are installed on the second installation board 22; the camera bellows body 1 is provided with a abdicating hole 15 for operating the distribution network key 41. The distribution network key 41 controls the on-off of the networking state of the wireless signal transmission module, and the abdicating hole 15 is convenient for a user to operate the distribution network key 41. Specifically, the wireless signal transmission module can be a bluetooth module or a WiFi module, so that the user can pair and control the camera module 4 through the intelligent terminal, and data transmission is facilitated. Furthermore, the camera module 4 is also provided with a voice prompt module; but the operating condition of voice broadcast camera lens through the voice prompt module, wherein the voice prompt module includes loudspeaker.

In order to facilitate the user to control the camera module 4 through the intelligent terminal, the camera module 4 further includes a control module electrically connected to the lens 42 and the light source 43 thereof. The control module can be matched with the intelligent terminal through the wireless signal transmission module, and the intelligent terminal can observe the pictures in the lens 42 in real time; the focusing mode of the lens 42 or other modes affecting the image definition can be adjusted through signals sent by the intelligent terminal as required, the brightness and the type of the light source 43 can also be adjusted, and after the image is stable and clear, the image is photographed to obtain a clear image. Further, the camera module 4 further includes a storage module electrically connected to the lens 42 for storing the captured image, and the captured image can be stored in the storage module when the image is not required to be transmitted in real time or when the transmission speed is slow.

In this embodiment, the inner edge of the bottom of the camera bellows cover 2 is provided with an insertion block 24, and the insertion block 24 is inserted into the opening of the camera bellows body 1 and contacts with the inner wall surface of the camera bellows body 1. The camera bellows cover body 2 is convenient to be installed on the camera bellows body 1, and the follow-up maintenance and debugging are convenient to disassemble.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a device is shot to camera bellows for side flow immunochromatography detects, includes that upper portion is open camera bellows body (1), camera bellows lid (2), is used for installing first mounting panel (3) of examination note (34) and is used for shooting examination note (34) of examination camera module (4), its characterized in that, camera bellows lid (2) lid closes on the uncovered of camera bellows body (1) and with camera bellows body (1) form the closed cavity, first mounting panel (3) with camera bellows body (1) can be dismantled to be connected and be located in the closed cavity, camera module (4) are installed on camera bellows lid (2) and be located in the closed cavity, camera module (4) are located the top of first mounting panel (3), install light source (43) on camera bellows lid (2), light source (43) also are located in the closed cavity.

2. The camera device for lateral flow immunochromatography according to claim 1, wherein the first mounting plate (3) is provided with a plurality of strip placement grooves (31).

3. The camera bellows shooting device for the lateral flow immunochromatography test according to claim 2, wherein a pressing cover (32) is arranged on the upper portion of the first mounting plate (3), the pressing cover (32) is used for pressing the test strip (34) to be tested on the upper surface of the first mounting plate (3), a shooting window (33) which exposes the test strip (34) to be tested is arranged on the pressing cover (32), and the pressing cover (32) is clamped with the first mounting plate (3).

4. The camera bellows shooting device for the lateral flow immunochromatographic assay according to claim 1, wherein a socket (11) is further provided at the bottom of the camera bellows body (1), sliding grooves (12) are provided on two opposite side walls of the socket (11), and the first mounting plate (3) is inserted into the sliding grooves (12) in a sliding manner.

5. The camera bellows shooting device for the lateral flow immunochromatographic assay according to claim 4, wherein a push-off notch (13) is formed in the camera bellows body (1), and the push-off notch (13) is opposite to one side of the first mounting plate (3) and is located between the two sliding grooves (12).

6. The camera bellows of claim 5 wherein the other opposite side of the first mounting plate (3) is provided with a buckle bar protrusion (35), the buckle bar protrusion (35) being located between the two slide slots (12).

7. The camera device of claim 1, wherein a fixing plate (14) is disposed in the camera body (1) near the end of the camera cover (2), the fixing plate (14) is provided with a first mounting hole (141), and a plurality of second mounting holes (142) are disposed around the first mounting hole (141); the lens (42) of the camera module (4) is over against the first mounting hole (141), and each light source (43) is over against the second mounting hole (142).

8. The camera bellows shooting device for the lateral flow immunochromatographic assay according to claim 1, wherein a second mounting plate (22) located in the closed cavity is further arranged on the camera bellows cover body (2), the second mounting plate (22) is connected with the lower surface of the camera bellows cover body (2) through a connecting piece (25), a third mounting hole (23) for the lens (42) of the camera module (4) to pass through is arranged on the second mounting plate (22), and the light source (43) is arranged on the lower bottom surface of the second mounting plate (22).

9. The camera device for lateral flow immunochromatography detection according to claim 8, wherein the camera module (4) is further connected with a wireless signal transmission module, the wireless signal transmission module is connected with a distribution network key (41), and the wireless signal transmission module and the distribution network key (41) are installed on the second installation plate (22); the camera bellows body (1) is provided with a yielding hole (15) for operating the distribution network key (41).

10. The camera bellows camera device for the lateral flow immunochromatographic assay according to claim 1, wherein an insert block (24) is provided at an inner edge of a bottom of the camera bellows cover body (2), and the insert block (24) is inserted into an opening of the camera bellows body (1) and contacts with an inner wall surface of the camera bellows body (1).