Disposable reagent feeding tube for human papilloma virus detection

Abstract

The utility model relates to the technical field of medical instruments, and particularly discloses a disposable reagent feeding tube for human papilloma virus detection, which comprises a conical tube head, a fixed cylinder and a bag body are arranged at the upper end of the conical tube head, the fixed cylinder is sleeved on the lower half part of the bag body, a hollow support structure is arranged on the upper half part of the bag body, a movable cylinder is sleeved on the outer side of the fixed cylinder, and the movable cylinder is sleeved on the lower half part of the bag body. The movable cylinder is in sliding connection with the fixed cylinder and the support structure, and sliding positioning structures are arranged on the outer sides of the fixed cylinder and the support structure. When a filler tube containing reagents is taken and placed for a long distance, the movable barrel slides to the outer side of the support structure along the fixed barrel, the sliding positioning structure locks the position of the movable barrel, the movable barrel surrounding the outer side of the bag body can protect the bag body, it is avoided that liquid in the conical tube head flows out due to the fact that the bag body is touched by mistake, and detection safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field especially relates to a disposable reagent feeding pipe for human papilloma virus detection. BACKGROUND

[0002] Some cancers are known to be associated with human papillomavirus (HPV) infection, such as anal cancer, cervical cancer, vulvar cancer, and certain types of head and neck cancer. Early detection and classification of HPV cancer (HPV-associated cancer) can lead to early treatment, thereby reducing mortality associated with HPV-associated cancer. When detecting human papillomavirus, a sampling device is used to sample the detection sample plate and drop into the corresponding reagent plate for detection.

[0003] A common disposable sampling device mainly comprises a sampling tube, a sampling head is arranged at the lower end of the sampling tube, and a capsule tube is arranged at the upper end of the sampling tube. When sampling, the reagent sample can be drawn into the reagent tube from the sampling head by pinching the capsule tube. After pressing again, the reagent sample can be added to the corresponding reagent plate for detection. The capsule sampling tube is convenient to take and place, but when the reagent tube is taken and placed for a long distance, if the capsule on the reagent tube is accidentally touched, the liquid agent in the tube can easily flow out through the sampling head, affecting the operation safety. SUMMARY

[0004] In view of the above problems, the utility model provides a disposable reagent feeding pipe for human papillomavirus detection to solve the problem that the existing feeding pipe is prone to causing the liquid agent in the tube to flow out through the sampling head when the reagent tube is taken and placed for a long distance.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a disposable reagent feeding pipe for human papillomavirus detection, comprising a conical pipe head, a fixed cylinder and a capsule are arranged at the upper end of the conical pipe head, the fixed cylinder and the capsule are fixedly connected with the conical pipe head, the capsule is communicated with the conical pipe head, and the fixed cylinder is sleeved on the lower half of the capsule.

[0006] The upper half of the capsule is provided with a hollow support structure, the support structure is fixedly connected to the upper end of the fixed cylinder, an activity cylinder is sleeved outside the fixed cylinder, the activity cylinder is slidingly connected with the fixed cylinder and the support structure, and a sliding positioning structure for limiting the sliding of the activity cylinder is arranged outside the fixed cylinder and the support structure.

[0007] Further improvement lies in that the support structure comprises a top cover and two side support plates, the two side support plates are symmetrically arranged on both sides of the capsule, the upper end of the side support plate is fixedly connected with the upper end of the fixed cylinder, the upper end of the side support plate is fixedly connected with the top cover, and the top cover is arranged above the capsule.

[0008] Further improvement lies in that the sliding positioning structure comprises a first elastic pin, a second elastic pin and a third elastic pin, the first elastic pin is arranged on the outer side wall of the upper end of the side support plate, the second elastic pin is arranged on the outer side wall of the lower end of the side support plate, and the third elastic pin is arranged on the outer side wall of the lower end of the fixed cylinder; the first elastic pin, the second elastic pin and the third elastic pin are buckled with the first clamping groove and the second clamping groove arranged on the inner side wall of the movable cylinder.

[0009] Further improvement lies in that the distance between the first clamping groove and the second clamping groove is equal to the distance between the first elastic pin and the second elastic pin and the distance between the second elastic pin and the third elastic pin.

[0010] Further improvement lies in that the first elastic pin, the second elastic pin and the third elastic pin all comprise a spherical pin, the spherical pin is arranged on the pin groove arranged on the outer side of the side support plate and the fixed cylinder, one end of the spherical pin extends into the pin groove, the other end of the spherical pin is fixedly connected with a spring arranged in the pin groove, and the spherical pin is buckled with the first clamping groove and the second clamping groove.

[0011] Further improvement lies in that a plurality of blocking protrusions are arranged on the outer side of the movable cylinder, each blocking protrusion surrounds the movable cylinder, and the blocking protrusion is fixedly connected with the movable cylinder.

[0012] Further improvement lies in that the conical pipe head is made of transparent material.

[0013] The utility model discloses the beneficial effects are as follows: when long-distance taking and placing the filler pipe that stores reagent, the movable cylinder is slid along the fixed cylinder to the outside of the support structure, the sliding positioning structure locks the position of the movable cylinder, the movable cylinder surrounding the capsule body can protect the capsule body, avoid the capsule body from being mistaken and leading to the liquid agent in the conical pipe head flowing out, and improve detection safety. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structure diagram of the capsule body in the utility model.

[0015] Figure 2 It is the structure diagram of the movable cylinder in the utility model.

[0016] Figure 3 It is the sectional view of the movable cylinder in the utility model.

[0017] Figure 4 It is the structure diagram of the fixed cylinder in the utility model.

[0018] Figure 5 It is the structure diagram of the spherical pin in the utility model.

[0019] Wherein: 1, fixed cylinder; 11, third elastic pin; 2, conical pipe head; 3, movable cylinder; 31, blocking convex; 32, first clamping groove; 33, second clamping groove; 4, top cover; 5, side support plate; 51, first elastic pin; 52, second elastic pin; 6, capsule; 7, pin slot; 8, spring; 9, spherical pin. DETAILED DESCRIPTION

[0020] In order to deepen the understanding of the utility model, the utility model will be further described in the following combined with examples, and the examples are only used to explain the utility model, and do not constitute the limitation of the protection scope of the utility model.

[0021] According to Figure 1 , 2 , 3, 4, 5, the embodiment proposes a disposable reagent adding pipe for human papilloma virus detection, which comprises a conical pipe head 2, a fixed cylinder 1 and a capsule 6 are arranged on the upper end of the conical pipe head 2, the fixed cylinder 1 and the capsule 6 are fixedly connected with the conical pipe head 2, the capsule 6 is communicated with the conical pipe head 2, and the fixed cylinder 1 is sleeved on the lower half of the capsule 6; the capsule 6 is pressed, and the air in the capsule 6 is squeezed out, after the capsule 6 is loosened, the reagent to be added is sucked into the conical pipe head 2, and the liquid agent in the conical pipe head 2 can be added into the detection box by squeezing the capsule 6 again.

[0022] The upper half of the capsule 6 is provided with a hollow support structure, the support structure is fixedly connected to the upper end of the fixed cylinder 1, the movable cylinder 3 is sleeved outside the fixed cylinder 1, the movable cylinder 3 is slidably connected with the fixed cylinder 1 and the support structure, and the outer side of the fixed cylinder 1 and the support structure is provided with a sliding positioning structure for limiting the sliding of the movable cylinder 3. When the filler pipe storing the reagent is taken and placed for a long distance, the movable cylinder 3 is slid along the fixed cylinder 1 to the outside of the support structure, the sliding positioning structure locks the position of the movable cylinder 3, and the movable cylinder 3 surrounding the outside of the capsule 6 can protect the capsule 6, so that the liquid agent in the conical pipe head 2 is prevented from flowing out due to accidental touch of the capsule 6, and the detection safety is improved.

[0023] The support structure is sleeved on the upper half of the capsule 6, and the hollow design does not affect the user's kneading of the capsule 6 while protecting the capsule 6. The support structure comprises a top cover 4 and two side support plates 5, the two side support plates 5 are symmetrically arranged on the two sides of the capsule 6, the upper end of the side support plate 5 is fixedly connected with the upper end of the fixed cylinder 1, the upper end of the side support plate 5 is fixedly connected with the top cover 4, and the top cover 4 is arranged above the capsule 6. The hollow support structure formed by the top cover 4 and the side support plate 5 surrounds the upper half of the capsule 6, and the capsule 6 can be kneaded through the interval between the two side support plates 5 when the reagent is extracted or squeezed out.

[0024] Regarding the sliding positioning structure: the sliding positioning structure comprises a first elastic pin 51, a second elastic pin 52 and a third elastic pin 11, the first elastic pin 51 is arranged on the outer side wall of the upper end of the side support plate 5, the second elastic pin 52 is arranged on the outer side wall of the lower end of the side support plate 5, and the third elastic pin 11 is arranged on the outer side wall of the lower end of the fixed cylinder 1. The first elastic pin 51, the second elastic pin 52 and the third elastic pin 11 are buckled with the first clamping groove 32 and the second clamping groove 33 arranged on the inner side wall of the movable cylinder 3. The movable cylinder 3 can slide along the outer side wall of the fixed cylinder 1 and the side support plate 5. When the movable cylinder 3 moves to the corresponding position, the first clamping groove 32 and the second clamping groove 33 will cooperate with the corresponding pin to limit the further movement of the movable cylinder 3.

[0025] It should be noted that the distance between the first clamping groove 32 and the second clamping groove 33 is equal to the distance between the first elastic pin 51 and the second elastic pin 52 and the distance between the second elastic pin 52 and the third elastic pin 11. That is, when the movable cylinder 3 moves to the upper half of the capsule 6, the first elastic pin 51 and the second elastic pin 52 will cooperate with the first clamping groove 32 and the second clamping groove 33 on the inner side of the movable cylinder 3 to limit the further movement of the movable cylinder 3, and when the movable cylinder 3 moves to the lower half of the capsule 6, the second elastic pin 52 and the third elastic pin 11 will cooperate with the first clamping groove 32 and the second clamping groove 33 on the inner side of the movable cylinder 3 to limit the further movement of the movable cylinder 3.

[0026] More specifically, the first elastic pin 51, the second elastic pin 52 and the third elastic pin 11 each comprise a spherical pin 9, the spherical pin 9 is arranged in the pin groove 7 on the outer side of the side support plate 5 and the fixed cylinder 1, one end of the spherical pin 9 extends into the pin groove 7, the other end of the spherical pin 9 is fixedly connected with the spring 8 arranged in the pin groove 7, and the spherical pin 9 is buckled with the first clamping groove 32 and the second clamping groove 33. After the spherical pin 9 is buckled into the first clamping groove 32 and the second clamping groove 33, the movable cylinder 3 will not be locked, and when the locked movable cylinder 3 is pulled further, only a certain force needs to be applied.

[0027] In order to facilitate the staff to pull the movable cylinder 3, a plurality of blocking protrusions 31 are arranged on the outer side of the movable cylinder 3, each blocking protrusion 31 surrounds the movable cylinder 3, and the blocking protrusion 31 is fixedly connected with the movable cylinder 3. The blocking protrusion 31 can provide assistance for the staff to pull the movable cylinder 3.

[0028] The conical pipe head 2 is made of transparent material. The staff can observe the amount of liquid medicine drawn from the inside of the conical pipe head 2 from the outside of the conical pipe head 2.

[0029] Working principle: press the capsule 6, the air in the capsule 6 is extruded, after the capsule 6 is loosened, the reagent to be added is drawn into the conical pipe head 2, the reagent in the conical pipe head 2 is added to the detection cartridge to be detected by extruding the capsule 6 again. When the filler pipe storing the reagent is taken and placed for a long distance, the movable cylinder 3 is slid along the fixed cylinder 1 to the outside of the support structure, the sliding positioning structure locks the position of the movable cylinder 3, the movable cylinder 3 around the outside of the capsule 6 can protect the capsule 6, avoid the capsule 6 from being accidentally touched to cause the reagent in the conical pipe head 2 to flow out, improve the detection safety.

[0030] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A disposable reagent addition tube for human papillomavirus detection, comprising a conical tube head (2), the upper end of the conical tube head (2) being provided with a fixing cylinder (1) and a capsule (6), characterized in that: The fixed cylinder (1) and the capsule body (6) are fixedly connected with the conical pipe head (2), the capsule body (6) communicates with the conical pipe head (2), and the fixed cylinder (1) is sleeved on the lower half of the capsule body (6); The upper half of the capsule body (6) is provided with a hollow support structure, the support structure is fixedly connected to the upper end of the fixed cylinder (1), the outer side of the fixed cylinder (1) is sleeved with a movable cylinder (3), the movable cylinder (3) is slidably connected with the fixed cylinder (1) and the support structure, and the outer side of the fixed cylinder (1) and the support structure is provided with a sliding positioning structure for limiting the sliding of the movable cylinder (3).

2. The disposable reagent addition tube for human papillomavirus detection according to claim 1, characterized in that: The support structure comprises a top cover (4) and two side support plates (5), the two side support plates (5) are symmetrically arranged on the two sides of the capsule body (6), the upper end of the side support plate (5) is fixedly connected with the upper end of the fixed cylinder (1), and the upper end of the side support plate (5) is fixedly connected with the top cover (4).

3. The disposable reagent addition tube for human papillomavirus detection according to claim 2, characterized in that: The sliding positioning structure comprises a first elastic pin (51), a second elastic pin (52) and a third elastic pin (11), the first elastic pin (51) is arranged on the outer side wall of the upper end of the side support plate (5), the second elastic pin (52) is arranged on the outer side wall of the lower end of the side support plate (5), and the third elastic pin (11) is arranged on the outer side wall of the lower end of the fixed cylinder (1); the first elastic pin (51), the second elastic pin (52) and the third elastic pin (11) are buckled with the first clamping groove (32) and the second clamping groove (33) formed in the inner side wall of the movable cylinder (3).

4. The disposable reagent addition tube for human papillomavirus detection according to claim 3, characterized in that: The distance between the first clamping groove (32) and the second clamping groove (33) is equal to the distance between the first elastic pin (51) and the second elastic pin (52) and the distance between the second elastic pin (52) and the third elastic pin (11).

5. The disposable reagent addition tube for human papillomavirus detection according to claim 3, characterized in that: The first elastic pin (51), the second elastic pin (52) and the third elastic pin (11) all comprise a spherical pin (9), the spherical pin (9) is arranged on the pin groove (7) formed on the outer side of the side support plate (5) and the fixed cylinder (1), one end of the spherical pin (9) extends into the pin groove (7), the other end of the spherical pin (9) is fixedly connected with the spring (8) arranged in the pin groove (7), and the spherical pin (9) is buckled with the first clamping groove (32) and the second clamping groove (33).

6. The disposable reagent addition tube for human papillomavirus detection according to claim 1, wherein: The outer side of the movable cylinder (3) is provided with a plurality of blocking protrusions (31), each blocking protrusion (31) surrounds the movable cylinder (3), and the blocking protrusion (31) is fixedly connected with the movable cylinder (3).

7. The disposable reagent addition tube for human papillomavirus detection according to claim 1, wherein: The conical pipe head (2) is made of transparent material.

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