CN215839194U

CN215839194U - Device capable of quantitatively detecting allergen

Info

Publication number: CN215839194U
Application number: CN202122132791.1U
Authority: CN
Inventors: 詹尼弗·王; 王永昌; 边疆
Original assignee: Shaoxing Medical Biotech Inc
Current assignee: Shaoxing Medical Biotech Inc
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-18
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of allergen detection devices, and discloses a device capable of quantitatively detecting allergens, which comprises an upper box body and a lower box body, wherein the upper box body and the lower box body are made of opaque materials, one end of the upper box body is connected with one end of the lower box body through a hinge, the other end of the upper box body is connected with the other end of the lower box body through a buckle, a region capable of placing limbs of a detected person is arranged between the upper box body and the lower box body, a through hole is formed in the upper end of the upper box body, an elastic component is arranged in the through hole, an annular fixed block is arranged at the lower end of the through hole and connected with the upper end of the annular fixed block, a pricking needle is further arranged in the through hole, an annular sliding block is arranged on the outer surface of the pricking needle, the elastic component is positioned on the lower side of the annular sliding block and is contacted with the elastic component, a liquid through hole is formed in the middle of the pricking needle, an air bag control structure is arranged in the upper box body, and is connected with an air pump, the pricking pin can be replaced more quickly and conveniently and the pricking process is more convenient.

Description

Device capable of quantitatively detecting allergen

Technical Field

The utility model relates to the technical field of allergen detection devices, in particular to a device capable of quantitatively detecting allergens.

Background

Allergic disease is a chronic allergic disease, which seriously affects the quality of life of patients. Along with the deterioration of the environment and the continuous evolution of the human autoimmune degree, the incidence rate of allergic diseases is higher and higher, and the people pay more and more attention. The allergen is not only a main factor for promoting the allergic diseases, but also an important reason for inducing the relapse of the allergic diseases after recovery.

The utility model discloses an allergen prick detection device with the reference number of CN211484665U, which comprises a first clamping piece, a second clamping piece and an allergen detection piece, wherein in the use process of the device, the first clamping piece and the second clamping piece can be opened and closed, after being opened, a human body limb is placed in a clamping area and then closed, the allergen detection piece is pricked on the skin of the limb after extending into a through hole of the first clamping piece, so that a detected person is prevented from seeing the detection process, the allergen detection piece can be connected with the through hole through a spring slide rail, the allergen detection piece can automatically rebound after being released by pressing, the allergen detection piece can be connected with the spring slide rail in a detachable mode so as to be replaced at any time, and a liquid guide pipe can be arranged on the allergen detection piece to more conveniently coat allergen liquid on the skin of the limb.

Although can be effectual to dizzy needle in this device, fear the needle, age is less etc. by the person who is detected, make these person who detects eliminate the fear, but detect one after being detected the person, need time to remove and dismantle allergen detection piece, it is very troublesome, and after installing allergen detection piece, when pricking on skin, also need to go to operate allergen detection piece, these operations can make part of young person think allergen detection piece have the syringe needle, also can produce the fear psychology, and when the catheter that sets up on the allergen detection piece carries out the drain, allergen liquid may contact with the through-hole, if not clean, carry out next time other kinds of allergen liquid and examine time measuring, probably can lead to the mixing of different kinds of original liquid, lead to the testing result deviation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device capable of quantitatively detecting allergen, which can solve the technical problem.

The utility model provides the following technical scheme: a device capable of quantitatively detecting allergen comprises an upper box body and a lower box body, wherein the upper box body and the lower box body are made of opaque materials, one end of the upper box body is connected with one end of the lower box body through a hinge, the other end of the upper box body is connected with the other end of the lower box body through a buckle, a region capable of placing limbs of a detected person is arranged between the upper box body and the lower box body, a through hole is formed in the upper end of the upper box body, an elastic component is arranged in the through hole, an annular fixed block is arranged at the lower end of the through hole, the elastic component is connected with the upper end of the annular fixed block, a pricking needle is also arranged in the through hole, the upper end of the pricking needle is positioned on the upper side of the through hole, an annular sliding block is arranged on the outer surface of the pricking needle, the elastic component is positioned on the lower side of the annular sliding block, the annular sliding block is contacted with the elastic component, the annular sliding block can slide up and down in the through hole, the lower end face of the annular fixed block is lower end of the upper box body, a liquid through hole is arranged in the middle of the pricking needle, quantitative allergic raw liquid medicine flows to the skin of the detected person from the liquid through hole, an air bag control structure is arranged in the upper box body and connected with an air pump, and the air pump controls the point pricking pin to puncture the skin surface of the detected person by inflating the air bag control structure.

Further, the air bag control structure comprises a fixed air bag and a driving structure, the fixed air bag is arranged on the lower end face of the upper box body, at least one driving structure is arranged, the driving structure comprises a sliding hole and a driving block, the sliding hole is arranged in the upper box body, the driving block is positioned in the sliding hole, the sliding hole is communicated with the through hole, the lower end of the upper box body is provided with an air hole, the sliding hole is communicated with the fixed air bag through the air hole, the driving block and the sliding hole are in dynamic seal, the outer end of the annular sliding block is provided with a first inclined surface, one end of the driving block, which is close to the through hole, is provided with a second inclined surface, the inclination of the first inclined surface is the same as that of the second inclined surface, the outer diameter of the upper end of the first inclined surface is smaller than the outer diameter of the lower end of the first inclined surface, when the puncture needle is placed in the through hole, the horizontal plane of the lowest point of the first inclined plane is positioned in the middle area of the horizontal plane of the highest point of the second inclined plane and the horizontal plane of the lowest point of the second inclined plane.

Further, elastic component includes annular reset block and reset spring, and reset spring sets up between annular reset block and annular fixed block, and when the point acupuncture needle was placed in the through-hole, point acupuncture needle lower part passed annular reset block, reset spring and annular fixed block in proper order, and when the annular sliding block just no longer reciprocated with the contact of annular reset block and point acupuncture needle, the point acupuncture needle was placed and is accomplished.

Furthermore, the lower end part of the point puncture needle is a needle head which is of a conical structure, the inner wall of the annular fixing block is in a round table shape, and the aperture of the lower end of the annular fixing block is smaller than that of the upper end of the needle head.

Further, the tip is provided with a section of thick bamboo template under the point acupuncture needle, tip is located a section of thick bamboo template under the syringe needle, be provided with annular sliding hole in the tip under the point acupuncture needle, annular sliding hole lower extreme is located the syringe needle outer wall, set up first stop part on the section of thick bamboo template, annular sliding hole includes first annular sliding hole and second annular sliding hole, first annular sliding hole aperture is greater than second annular sliding hole aperture, and first stop part slides in first annular sliding hole, a section of thick bamboo template is used for preventing the drop of allergic primary explosive liquid in the through-hole.

Furthermore, the upper end of the lower box body is also provided with a second air bag, and the second air bag is also connected with the air pump.

The utility model has the following beneficial effects:

1. the air bag control structure is used for controlling the pricker to perform prick operation, the fixed air bag is inflated to extrude and fix the limbs of the detected person to fix the limbs, the skin is tight, the pricker needle performs the prick operation in the fixing process of the fixed air bag (the detected person feels comfortable at the same time), the pricker operation is simple and convenient, the pricker operation can be completed under the condition that the detected person does not feel, the fear psychology cannot be generated for the detected person with a small age, and the operation can be completed in communication.

2. According to the utility model, the annular fixing block is arranged, the inner wall of the annular fixing block is in a circular truncated cone shape, and the aperture of the lower end of the annular fixing block is smaller than that of the upper end of the needle head, so that the needle head cannot be inserted too deeply into the skin and only can be inserted into the skin surface layer to be detected, and even if an external person mistakenly touches the upper end of the pricking needle and the pricking needle moves downwards, the annular fixing block can prevent the pricking needle head from being inserted too deeply into the skin of a detected person to cause certain damage to the detected person.

3. According to the utility model, the cylindrical plate is arranged at the lower end part of the needle head, when the fixed air bag fixes the limbs of a detected person, the lower end of the cylindrical plate can be always contacted with the surface of the skin, so that the allergen liquid added into the liquid through hole can not flow onto the inner wall of the through hole or be contacted with the annular fixed block, the phenomenon that different liquid medicines are mixed when the device is used for detecting other allergens is avoided, the detection result is deviated, and the device is free from being cleaned.

4. According to the utility model, the prick needle is placed in the through hole, the prick needle can be replaced only by taking out the prick needle, the replacement is convenient, the detection efficiency is high, the detected people who are sick with needles are cared for, the needle heads are not seen, the detection is finished naturally when the air is filled, and the quick and convenient detection is realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the upper case of the present invention;

fig. 3 is an enlarged structural diagram of a in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. an upper box body; 11. a through hole; 12. an annular fixed block; 2. a lower box body; 21. a second air bag; 3. an air bag control structure; 31. fixing the air bag; 32. a slide hole; 33. a drive block; 331. a second inclined plane; 4. an elastic component; 41. an annular reset block; 42. a return spring; 5. pricking a needle; 51. an annular slider; 511. a first inclined plane; 52. a liquid through hole; 53. a needle head; 54. a cylindrical plate; 541. a first blocking portion; 55. an annular slide hole; 551. a first annular slide hole; 552. a second annular slide hole.

Detailed Description

Please refer to fig. 1-3, which is a device for quantitatively detecting allergen, comprising an upper case 1 and a lower case 2, wherein the upper case 1 and the lower case 2 are made of opaque material, one end of the upper case 1 is connected with one end of the lower case 2 through a hinge, the other end of the upper case 1 is connected with the other end of the lower case 2 through a buckle, and an area for placing limbs of a person to be detected is arranged between the upper case 1 and the lower case 2.

Go up 1 upper end of box body and be provided with through-hole 11, be provided with elastic component 4 in the through-hole 11, the tip is provided with annular fixed block 12 under the through-hole 11, elastic component 4 connects in annular fixed block 12 upper end, still be provided with some felting needles 5 in the through-hole 11, point felting needles 5 upper end is located through-hole 11 upside, point felting needles 5 surface has annular sliding block 51, elastic component 4 is located annular sliding block 51 downside, annular sliding block 51 contacts with elastic component 4, annular sliding block 51 can slide from top to bottom in through-hole 11, the terminal surface is less than 1 lower extreme of last box body under the annular fixed block 12, when being pricked by the detected person, annular fixed block 12 lower extreme contacts with detected person's skin top layer all the time, annular fixed block 12 plays the positioning action, when point felting needles prick, the certain distance that moves downwards can prick the skin top layer.

The pricking pin 5 has a liquid through hole 52 in the middle, and a certain amount of allergen liquid flows onto the skin of the person to be tested from the liquid through hole 52.

An air bag control structure 3 is arranged in the upper box body 1, the air bag control structure 3 is connected with an air pump, and the air pump controls the point pricking pin 5 to prick the skin surface layer of the detected person by inflating the air bag control structure 3.

Gasbag control structure 3 is including fixed gasbag 31 and drive structure, fixed gasbag 31 sets up on the lower terminal surface of last box body 1, drive structure is 2, drive structure includes slide opening 32 and drive block 33, slide opening 32 sets up in last box body 1, drive block 33 is located slide opening 32, slide opening 32 is linked together with through-hole 11, it is provided with the air vent to go up 1 lower extreme of box body, slide opening 32 is linked together through air vent and fixed gasbag 31, be dynamic seal between drive block 33 and the slide opening 32, dynamic seal is for guaranteeing that the gas in the slide opening 32 does not reveal, when fixed gasbag 31 is aerifyd, the atmospheric pressure can last stable the increase in slide opening 32, it slides to promote drive block 33.

The outer end of the annular sliding block 51 is provided with a first inclined plane 511, one end of the driving block 33 close to the through hole 11 is provided with a second inclined plane 331, the first inclined plane 511 and the second inclined plane 331 have the same gradient, the outer diameter of the upper end of the first inclined plane 511 is smaller than the outer diameter of the lower end of the first inclined plane 511, in order to ensure that when the second inclined plane 511 is in pressing contact with the first inclined plane 511, the second inclined plane 331 has a component force downward on the first inclined plane 511, the annular sliding block 51 moves downward, when the prick needle 5 is placed in the through hole 11, the horizontal plane at the lowest point of the first inclined plane 511 is located in the middle area between the horizontal plane at the highest point of the second inclined plane 331 and the horizontal plane at the lowest point of the second inclined plane 331, after the fixing air bag 31 is inflated, the air pressure in the sliding hole 32 can be continuously and stably increased, the driving block 33 is pushed to slide, and in the process that the driving block 33 slides towards the through hole 11, the first inclined plane 511 can be in contact with the second inclined plane 331, so that the driving block 33 can drive the annular sliding block 51 to move downwards, and then the pricking pin 5 moves downwards to perform the pricking operation.

The elastic component 4 comprises an annular reset block 41 and a return spring 42, the return spring 42 is arranged between the annular reset block 41 and the annular fixed block 12, when the pricker needle 5 is placed in the through hole 11, the lower part of the pricker 5 passes through the annular reset block 41, the reset spring 42 and the annular fixed block 12 in sequence until the annular sliding block 51 is contacted with the annular reset block 41 and the pricker 5 does not move up and down any more, the placement of the pricker 5 is completed, and the upper end of the pricking needle 5 is positioned at the upper side of the upper box body 1, after the pricking needle 5 is used for pricking, the point pricking needle 5 is changed by the action of the return spring 42, the return spring 42 pushes the annular return block 41, the annular return block 41 pushes the annular slide block 51 to restore the point pricking needle 5 to the initial position, and at this time, the operator can easily take the upper end of the point pricking needle 5 out of the through hole 11.

The tip is syringe needle 53 under the point felting needle 5, and syringe needle 53 is the toper structure, and annular fixed block 12 inner wall is the round platform form, and annular fixed block 12 lower extreme aperture is less than syringe needle upper end aperture, prevents that operating personnel or other personnel from touching the point felting needle upper end by mistake, and the point felting needle moves down, and annular fixed block also can stop the point felting needle syringe needle and insert the skin of the personnel of being detected deeply, causes certain injury to the personnel of being detected, plays safety protection's effect.

The lower end part of the pricking pin 5 is provided with a cylinder-shaped plate 54, the lower end part of the needle 53 is positioned in the cylinder-shaped plate 54, the lower end part of the pricking pin 5 is provided with an annular sliding hole 55, the lower end part of the annular sliding hole 55 is positioned on the outer wall of the needle 53, the cylinder-shaped plate 54 is provided with a first blocking part 541, the annular sliding hole 55 comprises a first annular sliding hole 551 and a second annular sliding hole 552, the aperture of the first annular sliding hole 551 is larger than that of the second annular sliding hole 552, the first blocking part 541 slides in the first annular sliding hole 551, the first blocking part 541 and the second annular sliding hole 552 are matched for preventing the cylinder-shaped plate 54 from sliding out of the first annular sliding hole 551, the cylinder-shaped plate 54 is used for preventing allergic raw liquid medicine from dripping in the through hole 11, when the pricking pin 5 is placed in the through hole 11, the cylinder-shaped plate 54 slides due to gravity, and the lower end part of the cylinder-shaped plate 54 is positioned at the lower side of the annular fixed block 12, when the limb of the person to be detected is positioned in the area between the upper box body 1 and the lower box 2, the lower extreme of section of thick bamboo board 54 will be parallel with annular fixed block 12, and section of thick bamboo board 54 and annular fixed block 12 all contact with the skin that is detected the personnel simultaneously, when the liquid hole that leads to is followed to allergic raw medicinal liquid and when dropping, the liquid medicine that is allergic can drip to the skin on, and can not contact with annular fixed block 12 or through-hole 11 inner wall, when changing the other detection that prick needle 5 carries out other allergic raw medicinal liquids, avoided annular fixed block 12 or through-hole 11's cleaning work.

The upper end of the lower box body 2 is also provided with a second air bag 21, the second air bag 21 is also connected with an air pump, the fixed air bag 31 and the second air bag 21 fix the detected person, and the detected person can feel comfortable.

The fixed bag 31 and the second bag 21 each have a deflation port through which the fixed bag 31 and the second bag 21 are deflated.

The working principle is as follows: firstly, the limb of a detected person is placed in the area between the upper box body 1 and the lower box body 2, then the needle 53 of the pricking pin 5 is placed downwards in the through hole 11, at the moment, the lower end of the cylindrical plate 54 is in contact with the skin of the detected person through the annular fixed block 12, then a certain amount of allergen liquid is added into the liquid through hole 52, the fixed air bag 31 and the second air bag 21 are inflated by an air pump, when the fixed air bag 31 and the second air bag 21 fix the limb of the detected person, the air pressure in the sliding hole 32 is increased, the driving block 33 is pushed to extrude the annular sliding block 51, the pricking pin 5 is moved downwards, the return spring 42 is compressed, the pricking operation is carried out, after the pricking pin 5 is pricked (the pricking pin 5 is not moved downwards, namely the pricking operation is finished), then the air in the fixed air bag 31 and the second air bag 21 is discharged through the air discharge port, this point felting needle 5 is because reset spring 42's effect, and reset spring 42 promotes annular reset block 41, and annular reset block 41 promotes annular sliding block 51 and makes point felting needle 5 resume initial position, when carrying out the detection of other allergen liquid medicine, only need to take out point felting needle 5 and change, then repeatedly carry out above-mentioned operation.

Claims

1. A device for quantitatively detecting an allergen, comprising: the detection device comprises an upper box body (1) and a lower box body (2), wherein the upper box body (1) and the lower box body (2) are made of opaque materials, one ends of the upper box body (1) and the lower box body (2) are connected through a hinge, the other ends of the upper box body (1) and the lower box body (2) are connected through a buckle, and an area capable of containing limbs of a detected person is arranged between the upper box body (1) and the lower box body (2); the upper end of the upper box body (1) is provided with a through hole (11), an elastic component (4) is arranged in the through hole (11), the lower end part of the through hole (11) is provided with an annular fixed block (12), and the elastic component (4) is connected to the upper end of the annular fixed block (12); a point pricker (5) is further arranged in the through hole (11), the upper end of the point pricker (5) is positioned on the upper side of the through hole (11), an annular sliding block (51) is arranged on the outer surface of the point pricker (5), the elastic component (4) is positioned on the lower side of the annular sliding block (51), the annular sliding block (51) is in contact with the elastic component (4), and the annular sliding block (51) can slide up and down in the through hole (11); the lower end surface of the annular fixed block (12) is lower than the lower end of the upper box body (1); the middle of the pricking pin (5) is provided with a liquid through hole (52), and quantitative allergen liquid flows to the skin of a detected person from the liquid through hole (52); an air bag control structure (3) is arranged in the upper box body (1), the air bag control structure (3) is connected with an air pump, and the air pump controls a point pricking pin (5) to prick the skin surface layer of the detected person by inflating the air bag control structure (3).

2. The device for quantitatively detecting allergens according to claim 1, wherein: the air bag control structure (3) comprises a fixed air bag (31) and a driving structure, the fixed air bag (31) is arranged on the lower end face of the upper box body (1), the number of the driving structure is at least one, the driving structure comprises a sliding hole (32) and a driving block (33), the sliding hole (32) is arranged in the upper box body (1), the driving block (33) is positioned in the sliding hole (32), the sliding hole (32) is communicated with the through hole (11), the lower end of the upper box body (1) is provided with a vent hole, the sliding hole (32) is communicated with the fixed air bag (31) through the vent hole, and the driving block (33) and the sliding hole (32) are in dynamic seal; a first inclined plane (511) is arranged at the outer end of the annular sliding block (51), a second inclined plane (331) is arranged at one end, close to the through hole (11), of the driving block (33), the slopes of the first inclined plane (511) and the second inclined plane (331) are the same, and the outer diameter of the upper end of the first inclined plane (511) is smaller than the outer diameter of the lower end of the first inclined plane (511); when the pricking pin (5) is placed in the through hole (11), the horizontal plane of the lowest point of the first inclined plane (511) is positioned in the middle area of the horizontal plane of the highest point of the second inclined plane (331) and the horizontal plane of the lowest point of the second inclined plane (331).

3. The device for quantitatively detecting allergens according to claim 1, wherein: elastic component (4) include annular reset block (41) and reset spring (42), reset spring (42) set up between annular reset block (41) and annular fixed block (12), when some felting needles (5) were placed in through-hole (11), point felting needle (5) lower part passed annular reset block (41), reset spring (42) and annular fixed block (12) in proper order, when annular sliding block (51) and annular reset block (41) contact and point felting needle (5) no longer reciprocated, point felting needle (5) were placed and are accomplished.

4. The device for quantitatively detecting allergens according to claim 1, wherein: the lower end part of the pricking pin (5) is a needle head (53), the needle head (53) is of a conical structure, the inner wall of the annular fixing block (12) is in a circular truncated cone shape, and the aperture of the lower end of the annular fixing block (12) is smaller than that of the upper end of the needle head.

5. The device for quantitatively detecting allergens according to claim 4, wherein: the lower end of the pricking pin (5) is provided with a barrel-shaped plate (54), the lower end of the needle (53) is located in the barrel-shaped plate (54), an annular sliding hole (55) is arranged in the lower end of the pricking pin (5), the lower end of the annular sliding hole (55) is located on the outer wall of the needle (53), a first blocking part (541) is arranged on the barrel-shaped plate (54), the annular sliding hole (55) comprises a first annular sliding hole (551) and a second annular sliding hole (552), the aperture of the first annular sliding hole (551) is larger than that of the second annular sliding hole (552), the first blocking part (541) slides in the first annular sliding hole (551), and the barrel-shaped plate (54) is used for preventing the allergic original liquid from dropping in the through hole (11).

6. The device for quantitatively detecting allergens according to claim 1, wherein: the upper end of the lower box body (2) is also provided with a second air bag (21), and the second air bag (21) is also connected with an air pump.