CN220055688U - Test paper storage and transmission device - Google Patents

Abstract

The utility model relates to a storage and sending device of test paper, which comprises a test paper box, wherein the test paper box comprises a box body and a test paper roll loaded in the box body, a first baffle plate and a second baffle plate are fixedly arranged in an inner cavity of the box body so as to divide the inner cavity of the box body into a first cavity, a second cavity and a third cavity in sequence, the surface of the box body is respectively and correspondingly provided with a first window, a second window and a third window, a first roll shaft and a second roll shaft are respectively and rotatably arranged in the first cavity and the third cavity, the test paper roll without a film is placed in the second cavity, one end of the test paper roll penetrates from the second window into the third cavity from the third window and is wound on the second roll shaft, and the film penetrates from the first window into the first cavity and is wound on the first roll shaft, so that the test paper roll with the film torn off is exposed between the second window and the third window. The utility model can simplify the structure of the test paper box, and the modularized test paper box is formed to be more convenient for replacing the test paper roll.

Description

Test paper storage and transmission device

Technical Field

The utility model relates to a detection device, in particular to a storage and transmission device for test paper.

Background

Urine detection is one of three conventional detection methods, is an important means for diagnosing urinary system diseases and observing curative effects, and is also an assay and inspection method for endocrine system disorder diseases. With the progress of technology, a toilet integrated with a urine detection system is currently on the market, and after a user uses the toilet, the toilet integrated with the urine detection system can automatically detect urine and output a detection result. In order to increase the use frequency, a test paper storage and transmission device is generally provided in the prior art, and the test paper storage and transmission device stores a test paper roll (a plurality of test paper strips are arranged on the test paper roll) or a plurality of test paper boxes which can be continuously used for a plurality of times, and each time a new test is performed, a new test strip/test paper box is transmitted for performing the test operation until all test papers are used up for replacement. However, the prior test paper storage and sending device has the problem that consumable replacement process is complicated after the test paper is used up.

Disclosure of Invention

Therefore, in order to solve the above problems, the present utility model provides a storage and transmission device for test paper with optimized structure.

The utility model is realized by adopting the following technical scheme:

the utility model provides a test paper storing and sending device, which comprises a test paper box, wherein the test paper box further comprises a box body and a test paper roll loaded in the box body, a film is covered on the test paper roll, a first baffle and a second baffle are fixedly arranged in an inner cavity of the box body, the inner cavity of the box body is divided into a first cavity, a second cavity and a third cavity by the first baffle and the second baffle in sequence, the surface of the box body is correspondingly provided with a first window, a second window and a third window respectively, a first roll shaft and a second roll shaft are rotatably arranged in the first cavity and the third cavity respectively, one end of the test paper roll, which is not torn off, penetrates into the third cavity from the second window and is wound on the second roll shaft, and the film penetrates into the first cavity from the first window and is wound on the first roll shaft, so that the test paper roll, which is torn off, is exposed between the second window and the third window.

In one embodiment, the box body comprises a window partition part arranged between the second window and the third window, and the window partition part is of a platform structure and upwards supports the test paper roll with the torn film.

In one embodiment, the window partition extends obliquely inwardly of the second chamber relatively near the first end of the second window to form an oblique guide surface for guiding the test strip roll out of the second chamber, and/or the window partition extends obliquely inwardly of the third chamber relatively near the second end of the third window to form an oblique guide surface for guiding the test strip roll into the third chamber.

In one embodiment, the window blocking part is relatively close to the first end of the second window, extends obliquely towards the inside of the second chamber and forms an axillary angle in the second chamber, and a stop part for preventing the test paper roll from entering the axillary angle is arranged on the inner wall of the axillary angle in a protruding mode.

In one embodiment, the test paper roll further comprises a sensor arranged in the axillary angle and used for detecting the test paper roll.

In one embodiment, the test paper box further comprises a pressing plate, wherein the pressing plate can be movably connected to the box body and has a movable stroke relatively close to or far away from the window partition, the test paper roll exposed between the second window and the third window is pressed against the window partition or is removed from pressing against the test paper roll by the pressing plate through the movable stroke relatively close to or far away from the window partition, and a notch/window for exposing the test paper roll is formed in the pressing plate.

In one embodiment, a fourth window is further provided on the platen, the fourth window configured to: when the pressing plate is positioned relatively close to the window partition part, the fourth window is correspondingly arranged above the second window; the film passes through the fourth window and then enters the first window after passing through the second window.

In one embodiment, a sprocket is rotatably arranged in the third chamber, the sprocket comprises a sprocket tooth capable of rotatably exposing the third window, and a plurality of insertion holes for being fastened with the sprocket tooth are uniformly formed in the test paper roll at intervals.

In one embodiment, the box body comprises an upper box body and a lower box body, wherein the upper box body and the lower box body are connected up and down and are detachably fixed together.

In one embodiment, the upper and lower cases are spliced to form mounting holes for rotatably mounting the first and second rollers.

In one embodiment, the first window, the second window and the third window are flush with one end surface of the case.

In one embodiment, the test paper box further comprises a supporting seat, and a box bin for accommodating the test paper box is fixedly arranged on the supporting seat.

In one embodiment, the test paper box is slidably inserted into the box bin, a first driving mechanism and a second driving mechanism are arranged on the inner side of the box bin, the first driving mechanism and the first roller shaft are oppositely arranged, the second driving mechanism and the second roller shaft are oppositely arranged, the test paper box is inserted into the box bin so that the first roller shaft and the first driving mechanism are in driving connection, the second roller shaft and the second driving mechanism are also in driving connection, and the first driving mechanism and the second driving mechanism drive the first roller shaft and the second roller shaft to rotate in opposite directions.

In one embodiment, the drive connection is a keyed connection of an internal spline and an external spline.

In one embodiment, the first driving mechanism and the second driving mechanism are electric rotating shafts with external splines, the first driving mechanism and the second driving mechanism are respectively provided with an inner end face of the box bin in a protruding mode, the first roll shaft and the second roll shaft are hollow structures, and hole ends of the first roll shaft and the second roll shaft, which face the inner end face of the box bin, are respectively provided with internal splines connected with the first driving mechanism and the second driving mechanism in a key mode.

In one embodiment, the test paper box further comprises an in-place sensor for detecting whether the test paper strip on the test paper box reaches the position to be tested, the in-place sensor is fixedly arranged at the inner end surface position of the box bin, and the in-place sensor is slidably inserted into the box bin through the test paper box to realize in-place matching with the test paper box.

In one embodiment, the test paper box is in an asymmetric shape of a d shape in the axial direction of the first roller shaft, and the box bin is in a d-shaped concave cavity structure matched with the shape of the test paper box.

In one embodiment, a handle is fixedly arranged at the outer end of the test paper box; the supporting seat is movably provided with a latch on the outer end face of the box bin and used for locking the test paper box in the box bin.

The utility model has the following beneficial effects: the test paper box is of a modularized structure, can be separated from the supporting seat independently, and is matched with the box bin to accommodate the modularized test paper box, so that the test paper roll can be replaced conveniently. Adopt solitary box body structure to place the test paper scroll, place the test paper scroll raw materials that will not tear the film in the second cavity in latticed restriction space, make the test paper scroll raw materials that does not tear the film need not bear its year paper core section of thick bamboo through the spacing effect of second cavity, simplified the cooperation structure of test paper scroll and box body, and the change of test paper scroll is also simpler. The test paper roll without tearing the film is positioned in the isolated second chamber, so that the interference of the test paper roll to the first roll shaft and the second roll shaft is avoided, and the test paper passing through the test and the test paper not passing through the test are isolated under the action of the second baffle plate, so that pollution is avoided. The whole test paper is in the enclosed structure of box body, only exposes between second window and third window, has reduced the interference of external factor.

Drawings

FIG. 1 is a schematic diagram of a test paper storing and sending device (a test paper box is inserted in a supporting seat) in an embodiment;

FIG. 2 is a schematic diagram of a device for storing and sending test paper (the test paper box and the supporting seat are separated, and the angle is first) in the embodiment;

FIG. 3 is a schematic view of a test paper cassette of an embodiment;

FIG. 4 is an exploded view of the structure of the test paper cassette of the embodiment;

FIG. 5 is a cross-sectional view of the test paper cassette of the embodiment;

FIG. 6 is an enlarged view of a portion of FIG. 5 at M;

FIG. 7 is a schematic view of an example embodiment in which a test paper roll is provided with a jack;

FIG. 8 is a schematic view of a support base in an embodiment;

FIG. 9 is a schematic diagram of a test paper storing and sending device (the test paper box and the supporting seat are separated, and the angle is two) in the embodiment;

fig. 10 is a schematic diagram of a test paper storing and sending device (the test paper box and the supporting seat are separated, and the angle is three) in the embodiment.

Detailed Description

For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.

The utility model will now be further described with reference to the drawings and detailed description.

Referring to fig. 1 and 2, as a preferred embodiment of the present utility model, there is provided a test paper storing and dispensing device, which includes a support base 2 and a test paper cassette 1, wherein a cassette compartment 21 for accommodating the test paper cassette 1 is fixedly provided on the support base 2, and a test paper roll is loaded in the test paper cassette 1. In this embodiment, the support base 2 serves as a carrier for the test paper cassette 1 and also provides power for the test paper cassette 1 to drive the delivery of the test paper roll (see the following description for specific implementation structure). The test paper box 1 is of a modularized structure, can be separated from the supporting seat 2 independently, and is matched with the box bin 21 to accommodate the modularized test paper box 1, so that the test paper roll can be replaced conveniently. For convenience of explanation, the storage and sending device of the test paper is used in the static installation and use orientation of fig. 1 as a description orientation in this embodiment.

Referring to fig. 3 to 5, the test paper cartridge 1 includes a cartridge body 10 and a test paper roll 3 loaded in the cartridge body 10. The test paper roll 3 may be a test paper for detecting any medium to be detected, for example, the present embodiment is exemplified by a test paper for urine detection. The test paper roll 3 is of a continuous strip-shaped structure and is wound into a roll shape, a plurality of test paper strips which are arranged at intervals are arranged on the test paper roll 3, one test paper strip is used as a detection consumable for one time, and the test paper roll 3 is covered with a film 4 as a protective film. A first baffle 110 and a second baffle 120 are fixedly arranged in the inner cavity of the box body 10, the first baffle 110 and the second baffle 120 divide the inner cavity of the box body 10 into a first chamber 11, a second chamber 12 and a third chamber 13 in sequence, the first chamber 11, the second chamber 12 and the third chamber 13 are respectively and correspondingly provided with a first window 111, a second window 121 and a third window 131 on the surface of the box body 10, a first roll shaft 14 and a second roll shaft 15 are respectively and rotatably arranged in the first chamber 11 and the third chamber 13, the test paper roll 3 without the film is placed in the second chamber 12, one end of the test paper roll 3 penetrates the third chamber 13 from the second window 121 and then penetrates the third chamber 13 from the third window 131 and is wound on the second roll shaft 15, the film 4 is peeled off at the second window 121, the film 4 penetrates the first chamber 11 from the first window 111 and is wound on the first roll shaft 14 after penetrating the second window 121, and the roll 3 without the film 4 is exposed between the second window 121 and the third roll shaft 131.

The first roller 14 and the second roller 15 are driven by the driving mechanism and are configured to rotate in opposite directions, so that when the first roller 14 and the second roller 15 rotate, the test paper roll 3 without the film being torn can be continuously torn off the film 4 and then sent (conveyed) between the second window 121 and the third window 131 to expose the cartridge 10. The test paper roll 3 exposing the box body 10 can accept dropping samples, wait for reaction and accept collection of reaction results, for example, a urine dropper can be arranged above the second window 121 and the third window 131 to drop one test paper strip on the test paper roll 3, and a data acquisition module is arranged to sample images of the test paper strip. The used waste test paper roll is wound on the second roll shaft 15 to complete collection of waste consumables. A roll of test paper 3 with several test strips can be used continuously until the test paper roll 3 is used up and a new test paper roll 3 is replaced or a new test paper cartridge 1 is directly replaced.

In this embodiment, a separate box body structure is adopted to place the test paper roll 3, and a first chamber 11, a second chamber 12 and a third chamber 13 are separated in the box body 10, the raw material of the test paper roll 3 without tearing off the film is placed in the second chamber 12 in the grid-shaped limiting space, the raw material of the test paper roll 3 without tearing off the film does not need to bear the paper carrying core barrel thereof through the limiting function of the second chamber 12, the structure of the test paper roll 3 and the matching structure of the test paper roll and the box body 10 (in the prior art, an additional paper carrying core barrel for bearing the test paper roll 3 is often needed), and the replacement of the test paper roll 3 is simpler. The test paper roll 3 without the film is positioned in the isolated second chamber 12, so that the interference of the test paper roll 3 to the first roll shaft 14 and the second roll shaft 15 is avoided, and the test paper which is tested and the test paper which is not tested are isolated under the action of the second baffle 120, so that pollution is avoided. The whole test paper roll 3 is arranged in the closed structure of the box body 10 and is only exposed between the second window 121 and the third window 131, so that the interference of external factors is reduced.

The box 10 includes a window blocking portion 16 disposed between the second window 121 and the third window 131, in this embodiment, the window blocking portion 16 is a platform structure, and the window blocking portion 16 supports the test paper roll 3 with the torn film upwards. The window blocking portion 16 of the platform structure can improve the positional reliability of exposing the test paper roll 3 between the second window 121 and the third window 131.

The window partition 16 extends obliquely toward the inside of the second chamber 12 relatively near the first end 161 of the second window 121 to form an oblique guide surface for guiding the test paper roll 3 out of the second chamber 12. The window partition extends obliquely toward the inside of the third chamber 13 relatively near the second end 162 of the third window 131 to form an oblique guide surface for introducing the test paper roll 3 into the third chamber 13. Through such setting for the test paper 3 wears out second cavity 12 and penetrate the action of third cavity 13 more smooth and easy, the problem of jam is difficult to take place, and the difficult fish tail test paper scroll 3 of slant guide surface structure, guarantees the integrality of test paper scroll 3.

The first end 161 forms an armpit corner 123 in the second chamber 12, and a stop portion 124 for preventing the test paper roll 3 from entering the armpit corner 3 is protruded on the inner wall of the armpit corner 123 so as to prevent the test paper roll 3 from entering the position of the armpit corner 123 below the window blocking portion 16 of the platform structure when the test paper roll 3 is wound. In order to accurately detect that a test strip enters the position to be tested, in practical use, sensors are also disposed on the upper side and/or the lower side of the window partition 16 to detect the test strip passing over the window partition 16, such as an opposite-type photoelectric sensor. When the sensor is disposed in the corner 123 of the lower side of the partition portion 16, the stop portion 124 can stop the test paper roll 3 in the second chamber 12 from entering the corner 123, so as to avoid false detection. For details of the inductor see the description of the support seat 2 below.

A pressing plate 17 is rotatably connected to the case 10, and the pressing plate 17 has a rotation stroke relatively close to or far from the window blocking portion 16, so that when the pressing plate 17 rotates close to the window blocking portion 16 or the pressing plate 17 is pressed against the surface of the case 10, the pressing plate 17 presses down to press the test paper roll 3 exposed between the second window 121 and the third window 131 against the window blocking portion 16. When the pressing plate 17 rotates away from the window blocking portion 16, the pressing of the test paper roll 3 is removed. The test paper roll 3 generally has a certain elasticity, and the test paper roll 3 exposed between the second window 121 and the third window 131 is likely to slightly arch upwards due to the elasticity due to the limiting action of the second window 121 and the third window 131, which is disadvantageous to the sample dripping and reaction result collecting work of the test paper roll 3. By providing the pressure plate 17 to press the test paper roll 3 downward, the test paper roll 3 can be substantially flattened to avoid this problem. In order to prevent the pressure plate 17 from affecting the exposure of the test paper roll 3, a notch 171 for exposing the test paper roll 3 is provided on the pressure plate 17, but the notch 171 may be provided as a window structure. And, the platen 17 is further provided with a fourth window 172, and the fourth window 172 is configured to: when the pressing plate 17 is located relatively close to the window separation portion 16 (in this embodiment, when the pressing plate 17 is pressed onto the surface of the box body 10), the fourth window 172 is correspondingly disposed above the second window 121, and the peeled film 4 passes through the fourth window 172 and then enters the first window 111 after passing through the second window 121, so that the interference between the positions of the channels between the first window 111 and the second window 121 caused by the pressing plate 17 is avoided, and the force of tearing the film 4 by the first roller 14 is more uniform.

The pressure plate 17 is in this embodiment a swinging, openable and closable structure, but in other embodiments can be replaced by a sliding pressure plate. As long as the platen has a movable stroke toward and away from the window breaking portion 16.

A sprocket 18 is rotatably disposed in the third chamber 13, and the sprocket 18 includes a sprocket 181 capable of rotatably exposing the third window 131, and a plurality of insertion holes 31 for being fastened to the sprocket 181 are uniformly provided at intervals on the test paper roll 3 in cooperation with fig. 7. Through this kind of cooperation structure similar to chain drive, can play good spacing effect to test paper reel 3, prevent that test paper reel 3 from shifting, improve the detection accuracy.

In this embodiment, the case 10 includes an upper case 101 and a lower case 102, and the upper case 101 and the lower case 102 are combined up and down and are detachably fixed together. By the assembled structure, the assembly of the test paper box 1 can be more convenient, and particularly, the assembly of the test paper roll 3 can be more convenient.

In this embodiment, the upper case 101 and the lower case 102 are spliced to form mounting holes for rotatably mounting the first roller shaft 14, the second roller shaft 15, and the sprocket 18. More specifically, the upper case 101 and the lower case 102 are correspondingly provided with semicircular holes (for example, semicircular holes 1021), and the installation holes are formed by splicing the semicircular holes and the semicircular holes, so that the installation of the first roll shaft 14, the second roll shaft 15 and the sprocket 18 is facilitated, and the positioning of the first roll shaft 14, the second roll shaft 15 and the sprocket 18 can be quickly realized by the semicircular hole structure.

In this embodiment, the first chamber 11, the second chamber 12 and the third chamber 13 are arranged along the transverse direction, the first window 111, the second window 121 and the third window 131 are all disposed on the upper end surface of the box body 10, the upper end surface of the box body 10 is a flat end surface, and the first window 111, the second window 121 and the third window 131 are flush. The structure of the test paper box 1 can be simplified through the arrangement, the height dimension of the test paper box 1 is reduced, and the height space occupation of the test paper box 1 is smaller.

In this embodiment, the paper box 1 is slidably inserted into the box 21, as shown in fig. 8, a first driving mechanism 22 and a second driving mechanism 23 are disposed on the inner side of the box 21, the first driving mechanism 22 and the first roller 14 are disposed opposite to each other, the second driving mechanism 23 and the second roller 15 are disposed opposite to each other, and the first roller 14 and the first driving mechanism 22 are in driving connection, and the second roller 15 and the second driving mechanism 23 are also in driving connection, so that the first driving mechanism 22 and the second driving mechanism 23 drive the first roller 14 and the second roller 15 to rotate in opposite directions through the insertion of the paper box 1 into the box 21. Therefore, the paper box 1 does not have a driving mechanism, the structure is more compact, and the modularized replacement of the paper box 1 is more facilitated. In this embodiment, the first driving mechanism 22 and the second driving mechanism 23 are electric shafts with external splines, the first driving mechanism 22 and the second driving mechanism 23 are both protruding out of the inner end surface of the cartridge compartment 21, the first roll shaft 14 and the second roll shaft 15 are hollow structures, and the hole ends of the first roll shaft 14 and the second roll shaft 15 facing the inner end surface of the cartridge compartment 21 are respectively provided with internal splines connected with the first driving mechanism 22 and the second driving mechanism 23 by keys. The arrangement is such that the test paper box 1 resembles a magnetic tape, the box 21 resembles a magnetic tape box, the replacement is convenient, and the driving connection between the test paper box 1 and the first driving mechanism 22 and the driving connection between the test paper box and the second driving mechanism 23 are very reliable. In other embodiments, the first drive mechanism 22 and the second drive mechanism 23 may be provided with internal splines, and the first roller shaft 14 and the second roller shaft 15 may be provided with external splines. The drive connection of the first roller shaft 14 and the first drive mechanism 22, and the drive connection of the second roller shaft 15 and the second drive mechanism 23 are not limited to spline connection, and other drive connection schemes, such as gear connection, may be employed in other embodiments.

As shown in fig. 9 and 10, the in-place sensor 26 is fixedly provided at the inner end surface position of the cartridge 21. The in-place sensor 26 is used to detect whether the test strip on the test paper roll 3 reaches the position to be tested, i.e. whether the test strip is exposed between the second window 121 and the third window 131. In this embodiment, the in-place sensor 26 is an opposite-type photoelectric sensor, and includes a receiving end and a transmitting end that are disposed in an up-down alignment manner, where one of the receiving end and the transmitting end is disposed correspondingly on the upper side of the window partition 16, and the other is disposed correspondingly in the armpit corner 123 on the lower side of the window partition 16. A fifth window 150 is provided in the inner end surface of the case 10 for the receiving/transmitting end of the lower side of the window blocking portion 16 to be inserted into the case 10. The test paper box 1 is slidably inserted into the box bin 21, so that the in-place sensor 26 is matched with the test paper roll 3 in place. In addition to the correlation photoelectric sensor, the in-place sensor 26 may be another type of proximity sensor, trigger switch, or the like, and if the in-place sensor 26 does not have a portion that needs to be disposed inside the case 10, it is obviously foreseeable that the fifth window 150 need not be provided. In this embodiment, the paper box 1 has an asymmetric shape of "d" shape projected on the axial direction of the first roller 14, and the box 21 has a concave structure of "d" shape matching the shape of the paper box 1. The arrangement has fool-proof effect, and the situation of reverse installation can not occur when the test paper box 1 is installed.

The ribs 24 are provided on the inner wall surface of the cartridge 21 to reduce the sliding contact surface between the cartridge 21 and the test paper cassette 1. A handle 19 is fixedly arranged at the outer end of the test paper box 1 so as to facilitate the force application and the drawing out of the test paper box 1; the support base 2 is movably provided with a latch 25 at an outer end surface of the cartridge 21 for locking the test paper cassette 1 in the cartridge 21.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (18)

1. The utility model provides a storage and sending device of test paper, includes the test paper box, the test paper box further includes the box body and loads the test paper book in the box body, the test paper book is last to be covered with film, its characterized in that: the inner cavity of the box body is divided into a first cavity, a second cavity and a third cavity by the first baffle and the second baffle, the first cavity, the second cavity and the third cavity are respectively and correspondingly provided with a first window, a second window and a third window on the surface of the box body, a first roll shaft and a second roll shaft are respectively and rotatably arranged in the first cavity and the third cavity, a test paper roll without a torn film is placed in the second cavity, one end of the test paper roll penetrates into the third cavity from the second window and then is wound on the second roll shaft, and the film penetrates into the first cavity from the first window and is wound on the first roll shaft, so that the test paper roll without the torn film is exposed between the second window and the third window.

2. The test strip storage and transmission device according to claim 1, wherein: the box body comprises a window partition part arranged between the second window and the third window, and the window partition part is of a platform structure and upwards supports the test paper roll from which the film is torn off.

3. The test strip storage and transmission device according to claim 2, wherein: the window blocking portion extends obliquely toward the inside of the second chamber relatively near the first end of the second window to form an oblique guide surface for guiding the test paper roll out of the second chamber, and/or the window blocking portion extends obliquely toward the inside of the third chamber relatively near the second end of the third window to form an oblique guide surface for guiding the test paper roll into the third chamber.

4. The test strip storage and transmission device according to claim 2, wherein: the window partition part is relatively close to the first end of the second window, obliquely extends towards the inside of the second chamber and forms an axillary angle in the second chamber, and a stop part for preventing the test paper roll from entering the axillary angle is convexly arranged on the inner wall of the axillary angle.

5. The test strip storage and delivery apparatus according to claim 4, wherein: the test paper roll also comprises a sensor arranged in the axillary angle and used for detecting the test paper roll.

6. The test strip storage and transmission device according to claim 2, wherein: the test paper box comprises a box body, and is characterized by further comprising a pressing plate, wherein the pressing plate can be movably connected to the box body and has a movable stroke relatively close to or far away from the window partition part, the test paper roll exposed between the second window and the third window is pressed against the window partition part or is withdrawn from the pressing plate to press against the test paper roll by the movable stroke relatively close to or far away from the window partition part, and a notch/window for exposing the test paper roll is arranged on the pressing plate.

7. The test strip storage and delivery device according to claim 6, wherein: the pressing plate is further provided with a fourth window, and the fourth window is configured to: when the pressing plate is positioned relatively close to the window partition part, the fourth window is correspondingly arranged above the second window; the film passes through the fourth window and then enters the first window after passing through the second window.

8. The test strip storage and transmission device according to claim 1, wherein: the third chamber is rotatably provided with a sprocket, the sprocket comprises a sprocket tooth capable of rotating to expose the third window, and a plurality of jacks used for being buckled with the sprocket tooth are uniformly arranged on the test paper roll at intervals.

9. The test strip storage and transmission device according to claim 1, wherein: the box body comprises an upper box body and a lower box body, wherein the upper box body and the lower box body are connected up and down and are detachably fixed together.

10. The test strip storage and delivery device according to claim 9, wherein: the upper box body and the lower box body are spliced to form a mounting hole for rotatably mounting the first roll shaft and the second roll shaft.

11. The test strip storage and transmission device according to claim 1, wherein: the first window, the second window and the third window are flush with one end face of the box body.

12. The test strip storage and transmission device according to claim 1, wherein: still include the supporting seat, fixedly be equipped with on the supporting seat be used for holding the box storehouse of test paper box.

13. The test strip storage and delivery device according to claim 12, wherein: the test paper box is slidably inserted into the box bin, a first driving mechanism and a second driving mechanism are arranged on the inner side of the box bin, the first driving mechanism and the first roll shaft are oppositely arranged, the second driving mechanism and the second roll shaft are oppositely arranged, the test paper box is inserted into the box bin so that the first roll shaft and the first driving mechanism are in driving connection, the second roll shaft and the second driving mechanism are also in driving connection, and the first driving mechanism and the second driving mechanism drive the first roll shaft and the second roll shaft to rotate in opposite directions.

14. The test strip storage and delivery device according to claim 13, wherein: the driving connection is a key connection of an internal spline and an external spline.

15. The test strip storage and delivery device of claim 14, wherein: the first driving mechanism and the second driving mechanism are electric rotating shafts with external splines, the first driving mechanism and the second driving mechanism are respectively protruded out of the inner end surfaces of the box bin, the first roll shaft and the second roll shaft are hollow structures, and the hole ends of the inner end surfaces of the box bin, which are oriented to the first roll shaft and the second roll shaft, are respectively provided with internal splines connected with the first driving mechanism and the second driving mechanism through keys.

16. The test strip storage and delivery device according to claim 12, wherein: the test paper box is characterized by further comprising an in-place sensor for detecting whether the test paper strip on the test paper roll reaches a position to be tested, wherein the in-place sensor is fixedly arranged at the inner end surface of the box bin, and the in-place sensor is matched with the test paper roll in place by being slidably inserted into the box bin through the test paper box.

17. The test strip storage and delivery device according to claim 12, wherein: the projection of the test paper box on the axial direction of the first roller shaft is in an asymmetric shape of a'd', and the box bin is of a'd' -shaped concave cavity structure matched with the appearance of the test paper box.

18. The test strip storage and delivery device according to claim 12, wherein: a handle is fixedly arranged at the outer end of the test paper box; the supporting seat is movably provided with a latch on the outer end face of the box bin and used for locking the test paper box in the box bin.