CN111839612A

CN111839612A - Illumination type multi-section sampling rod

Info

Publication number: CN111839612A
Application number: CN202010536042.2A
Authority: CN
Inventors: 梁美玉; 苏诗琴; 李运福; 徐素玲
Original assignee: Zhuhai Peoples Hospital
Current assignee: Zhuhai Peoples Hospital
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-10-30
Anticipated expiration: 2040-06-12
Also published as: CN111839612B

Abstract

The invention discloses an illumination type multi-section sampling rod, wherein a sampling part is integrally formed at one end of a shell, the sampling part comprises at least two sampling sleeves which are arranged, breaking grooves are formed between the shell and the sampling part and between two adjacent sampling sleeves, sampling cotton and/or sampling cloth are arranged on the outer wall of each sampling sleeve, a main core rod movably penetrates through the shell and the sampling sleeves, the at least two sampling sleeves can be sequentially separated from the main core rod, a lamp bead and a button battery are arranged on the shell, and the button battery is used for providing a working power supply for the lamp bead. A single sampling can take multiple samples; the illumination is provided by the sampling stick self during the sample, need not medical personnel and additionally holds the torch, improves sample convenience greatly.

Description

Illumination type multi-section sampling rod

Technical Field

The invention relates to a medical instrument, in particular to an illumination type multi-section sampling rod.

Background

In medical care, a sampling rod is often required; the sampling block on the sampling rod is used for wiping/dipping sampling liquid from the skin, oral cavity and other parts of the human body.

In the prior art, when a doctor samples from the oral cavity of a patient, one hand is used for holding the flashlight, the other hand is used for holding the sampling rod, and the sampling is not convenient enough in the mode.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an illumination type multi-section sampling rod which can emit light during sampling and is convenient to sample.

According to the embodiment of the first aspect of the invention, the illumination type multi-section sampling rod comprises a shell, a main core rod, lamp beads and a button battery, wherein a sampling part is integrally formed at one end of the shell, the sampling part comprises at least two sampling sleeves which are arranged in an array mode, breaking grooves are formed between the shell and the sampling part and between every two adjacent sampling sleeves, sampling cotton and/or sampling cloth are arranged on the outer wall of each sampling sleeve, the main core rod movably penetrates through the shell and the sampling sleeves, the at least two sampling sleeves can be sequentially separated from the main core rod, the lamp beads and the button battery are arranged on the shell, and the button battery is used for providing a working power supply for the lamp beads.

The illuminated multi-section sampling rod provided by the embodiment of the invention has at least the following beneficial effects: the breaking groove is used as a thin-wall connecting part between the shell and the sampling part and between the two sampling sleeves, so that the sampling rod is easily broken off; from bottom to top, the main core rod is withdrawn from the first breaking groove, the first sampling sleeve can be broken off, the main core rod is withdrawn from the second breaking groove, the second sampling sleeve can be broken off, and so on; different breaking grooves are selected as splitting positions, the sampling part can be broken and split into a plurality of independent and separated sampling sleeves, or a plurality of sampling sleeves are taken as a whole; a single sampling can take multiple samples; the sampling sleeves can be set to be equal in length, or can be set to be different in length and longer in length so as to obtain more samples, and the distance between two adjacent breaking grooves is correspondingly set; the illumination is provided by the sampling stick self during the sample, need not medical personnel and additionally holds the torch, improves sample convenience greatly.

According to some embodiments of the present invention, the sampling device further comprises a positioning structure, the positioning structure comprises a first positioning member, a first elastic member, and at least two positioning recesses arranged on the peripheral wall of the main core rod along the axial direction of the main core rod, the first positioning member and the first elastic member are both arranged in the housing, the first elastic member can drive the first positioning member to abut against the peripheral wall of the main core rod, and the main core rod is separated from the corresponding sampling sleeve when the first positioning member is connected with the corresponding positioning recess.

According to some embodiments of the invention, the main core rod is made of a conductive metal material, the first positioning member is made of a conductive metal material and is electrically connected to the first electrode of the button cell, one electrode of the lamp bead is electrically connected to the second electrode of the button cell, and the other electrode is used for electrically connecting to the main core rod.

According to some embodiments of the invention, the indexing recess is covered with an insulating layer.

According to some embodiments of the present invention, the lamp further comprises a second positioning element made of a conductive metal material, the second positioning element is pushed by a second elastic element, so that the second positioning element abuts against the peripheral wall of the main core rod, and the lamp bead is electrically connected to the main core rod through the second positioning element.

According to some embodiments of the invention, the first positioning member and the second positioning member are provided with a curved surface for abutting against the main spindle.

According to some embodiments of the present invention, a blocking piece is movably inserted into the housing, and the blocking piece is used for blocking the second positioning element, so that the second positioning element cannot abut against the peripheral wall of the main spindle rod.

According to some embodiments of the present invention, the portions of the first positioning element and the second positioning element, which are used for abutting against the main core rod, are arc-shaped surfaces, and the arc-shaped surfaces are used as the blocking piece guiding insertion to enable the blocking piece to block the guiding insertion surface of the second positioning element.

According to some embodiments of the invention, a cover is disposed on the housing, the cover is used for packaging the button battery, the first elastic element and the first positioning element in the housing, and the cover, the button battery, the first elastic element and the first positioning element are sequentially connected to compress the first elastic element and enable the first positioning element to abut against the main core rod.

According to some embodiments of the invention, the upper end of the main mandrel protrudes out of the housing, the upper end of the main mandrel being available for pulling.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a sampling rod according to an embodiment of the present invention;

FIG. 2 is an exploded view of the sampling wand shown in FIG. 1;

FIG. 3 is a cross-sectional view of the sampling wand shown in FIG. 1;

FIG. 4 is a partial view of FIG. 3;

FIG. 5 is an exploded view of the housing of the sampling wand shown in FIG. 1;

FIG. 6 is a schematic structural view of the upper case and its components attached thereto;

FIG. 7 is a schematic view of the main mandrel of the sampling rod shown in FIG. 1.

The sampling device comprises a shell 100, an upper shell 110, a clamping groove 111, a handheld part 112, a ring flange 113, a lower shell 120, a clamping flange 121, a sampling part 130, a sampling sleeve 131 and a breaking groove 140;

a main mandrel 200, a push-pull flange 210;

the positioning structure 300, the first positioning member 310, the positioning recess 320, the first elastic member 330, the second positioning member 340, and the second elastic member 350;

a cover 400;

lamp beads 510, button cells 520 and electrode blocks 530;

a stopper 600, a drawing hole 610.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, several means are one or more, and more means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 7, an illuminated multi-segment sampling rod according to an embodiment of a first aspect of the present invention includes a housing 100, a main core rod 200, a lamp bead 510, and a button cell 520, wherein a sampling portion 130 is integrally formed at one end of the housing 100, the sampling portion 130 includes at least two sampling sleeves 131 arranged in an array, a breaking groove 140 is disposed between the housing 100 and the sampling portion 130 and between two adjacent sampling sleeves 131, sampling cotton and/or sampling cloth is disposed on an outer wall of the sampling sleeves 131, the main core rod 200 movably penetrates the housing 100 and the sampling sleeves 131, the at least two sampling sleeves 131 can be sequentially separated from the main core rod 200, the lamp bead 510 and the button cell 520 are disposed on the housing 100, and the button cell 520 is used for providing a working power supply for the lamp bead 510.

The illuminated multi-section sampling rod provided by the embodiment of the invention has at least the following beneficial effects: the breaking groove 140 is used as a thin-wall connecting part between the shell 100 and the sampling part 130 and between the two sampling sleeves 131, so that the sampling rod can be easily broken off; from bottom to top, when the main core rod 200 is withdrawn from the first breaking groove 140, the first sampling sleeve 131 can be broken off, and when the main core rod 200 is withdrawn from the second breaking groove 140, the second sampling sleeve 131 can be broken off, and so on; the sampling part 130 can be broken and split into a plurality of independent and separated sampling sleeves 131 by selecting different breaking grooves 140 as splitting positions, or a plurality of sampling sleeves 131 are taken as a whole; a single sampling can take multiple samples; the sampling sleeves 131 can be set to be equal in length, or longer sampling sleeves 131 with different lengths can be set to obtain more samples, and the distance between two adjacent breaking grooves 140 is correspondingly set; the illumination is provided by the sampling stick self during the sample, need not medical personnel and additionally holds the torch, improves sample convenience greatly.

Referring to fig. 2 and 3, in some embodiments of the present invention, the lower end of the lowermost sampling portion 130 is closed. Referring to fig. 1 to 3 and 5, the sampling part 130 includes at least two sampling sleeves 131, and the lower end of the lowermost sampling sleeve 131 is closed. Therefore, the lower end of the sampling sleeve 131 is closed, and external contaminated liquid, dust, etc. are not easy to enter from the gap between the housing 100 and the main spindle 200. After a single sampling, each sampling sleeve 131 is sequentially broken off, and then the whole sampling rod is scrapped or the lower shell 120 is scrapped to recycle the upper shell 110 and the main core rod 200.

Referring to fig. 1 to 3 and 5, in some embodiments of the present invention, the housing 100 includes an upper case 110 and a lower case 120, the upper case 110 and the lower case 120 are detachably coupled, and the sampling part 130 is integrally formed at a lower end of the lower case 120. The lower shell 120 which is to be broken off and divided into the sampling part 130 and the sampling sleeve 131 can be used as disposable consumables, the upper shell 110 and the main core rod 200 can be sterilized after being detached from the lower shell 120, and then a new lower shell 120 is connected, so that the sterilization is recycled, and the disposable core rod is energy-saving and environment-friendly.

Referring to fig. 1 to 3 and 5, in some embodiments of the present invention, the upper case 110 and the lower case 120 are snap-fit connected. The upper case 110 and the lower case 120 are easily disassembled.

Referring to fig. 2, 3 and 5, in some embodiments of the present invention, one of the upper case 110 and the lower case 120 is provided with a catching flange 121, and the other is provided with a catching groove 111 for connecting the catching flange 121. In some embodiments, one of the upper case 110 and the lower case 120 is provided with an elastic locking leg, and the other is provided with a locking hole for connecting the elastic locking leg.

Referring to fig. 1 to 3, and 5, in some embodiments of the present invention, the lower end of the upper case 110 covers the upper end of the lower case 120, or the upper end of the lower case 120 covers the lower end of the upper case 110. If a connecting seam exists between the upper shell 110 and the lower shell 120, the connecting seam is shielded more, dust, liquid particles and the like are reduced and thrown into the sampling rod, so that the sampling rod is protected greatly, and the sanitation and safety of the sampling rod are improved.

In some embodiments of the present invention, a sealing ring is coupled between the upper case 110 and the lower case 120. The tightness is further improved, and the sanitation and safety of the sampling rod are further improved.

In some embodiments of the present invention, the upper shell 110 and the lower shell 120 are threaded. In the threaded connection mode, the sampling rod is rotationally assembled and disassembled for a certain time, but one end of the sampling rod is wrapped on the other end of the sampling rod, the sealing performance of the connection part is good, and the sampling rod is sanitary and safe.

Referring to fig. 1-3, in some embodiments of the present invention, the upper end of the main core rod 200 protrudes upward from the housing 100, and the protruding portion can be grasped by a user to conveniently drive the main core rod 200 to slide up and down, so as to conveniently operate the main core rod 200 to separate from the corresponding sampling sheath 131.

Referring to fig. 1 to 3 and 7, in some embodiments of the present invention, the peripheral wall of the upper end of the main core rod 200 is provided with a push-pull flange 210, and a user can grip the push-pull flange 210 with a plurality of fingers and can push and press/pull the main core rod 200 upward and downward at the edge of the push-pull flange 210 with a thumb to slide the main core rod 200.

Referring to fig. 1 to 3, 5 and 6, in some embodiments of the present invention, the upper end of the housing 100 is provided with a hand grip 112. The medical staff can easily move the sampling rod and can easily sample by holding the hand-held part 112 with the palm or holding the hand-held part 112 like holding chopsticks, and the chopstick holding mode and the palm holding mode can be easily switched; in the palm-held mode, the main stem 200 can be slid by pushing and pushing/pulling up and down the edge of the push-pull flange 210 with the thumb.

Referring to fig. 2 to 4, in some embodiments of the present invention, the positioning structure 300 further includes a first positioning member 310, a first elastic member 330, and at least two positioning recesses 320 disposed on the peripheral wall of the main core rod 200 along the axial direction of the main core rod 200, the first positioning member 310 and the first elastic member 330 are disposed in the housing 100, the first elastic member 330 can drive the first positioning member 310 to abut against the peripheral wall of the main core rod 200, and the main core rod 200 is separated from the corresponding sampling sheath 131 when the first positioning member 310 is connected to the corresponding positioning recess 320. When the first positioning member 310 is connected with the corresponding indexing recess 320, the main core rod 200 is separated from the corresponding sampling sleeve 131, that is, when the first positioning member 310 is connected with the corresponding indexing recess 320, the lower end surface of the main core rod 200 is basically aligned with the corresponding breaking groove 140, the corresponding sampling sleeve 131 is easily broken off, and the adjacent sampling sleeve 131 above the corresponding sampling sleeve 131 still has the main core rod 200 as a mandrel for reinforcement and is not easily broken; the main spindle 200 has a better stroke orientation.

For some embodiments of equivalent alternatives of the positioning structure 300, the positioning structure 300 includes a positioning recess 320 and at least two first positioning members 310, one of the first positioning members 310 and the positioning recess 320 is disposed on the housing 100, the other one is disposed on the main core rod 200, and the main core rod 200 is separated from the corresponding sampling sleeve 131 when the positioning recess 320 is connected to the corresponding first positioning member 310.

In some embodiments of the present invention, one of the first positioning member 310 and the positioning recess 320 is disposed on the housing 100, and the other is disposed on the main spindle 200, and the first positioning member 310 is a positioning protrusion. The protrusion is generally small and protruded, the positioning protrusion can conveniently enter or leave the positioning concave part 320, and a certain force needs to be applied to push and pull the main spindle rod 200 to overcome the blocking caused by the positioning protrusion.

Referring to fig. 2 to 4, in some embodiments of the present invention, the indexing recess 320 is disposed on the main spindle 200, the first positioning member 310 is disposed on the housing 100, the housing 100 is further provided with a first elastic member 330, two ends of the first elastic member 330 are respectively used for connecting the housing 100 and the first positioning member 310, and the first elastic member 330 can drive the first positioning member 310 to be inserted into the indexing recess 320. When the first positioning member 310 is required to be disengaged from the positioning recess 320, the first elastic member 330 is driven to retract or the first positioning member 310 is directly driven to be disengaged from the positioning recess 320.

In some embodiments of the present invention, the main stem 200 is made of a conductive metal material, the first positioning element 310 is made of a conductive metal material and electrically connected to a first electrode of the button cell 520, one electrode of the lamp bead 510 is electrically connected to a second electrode of the button cell 520, and the other electrode is electrically connected to the main stem 200. The illumination is provided by the sampling stick self during the sample, need not medical personnel and additionally holds the torch, improves sample convenience greatly. The main core rod 200 is as a conduction link in the circuit, and first locating piece 310 butt main core rod 200 perisporium makes main core rod 200 electricity connect and goes up first locating piece 310, and lamp pearl 510 lights, just can conveniently go to the sampling.

The casing 100 is provided with two electrode blocks 530, the two electrode blocks 530 are respectively used for connecting a first electrode and a second electrode of the button cell 520, and when the button cell 520 is installed in the casing 100, the first electrode and the second electrode of the button cell 520 are respectively electrically connected with the corresponding electrode blocks 530. Referring to fig. 6, after the button cell 520 is placed in the case 100 and sealed by the cap 400, the positive electrode of the button cell 520 abuts against one electrode block 530, the negative electrode of the button cell 520 abuts against the cap 400, and the cap 400 abuts against the other electrode block 530, that is, the negative electrode of the button cell 520 is electrically connected to the other electrode block 530 through the cap 400.

In some embodiments of the present invention, the indexing recess 320 is covered with an insulating layer. The first positioning member 310 is not abutted against the positioning concave portion 320, but is abutted against other positions of the peripheral wall of the main core rod 200, and at this time, the lower sampling sleeve 131 is not required to be broken to provide illumination for sampling, and the light is turned off when the lower sampling sleeve is broken without glaring light interference.

Referring to fig. 2 to 4, in some embodiments of the present invention, the second positioning element 340 made of a conductive metal material is further included, the second positioning element 340 is pushed by the second elastic element 350 to abut against the peripheral wall of the main spindle 200, and the lamp bead 510 is electrically connected to the main spindle 200 through the second positioning element 340. The first positioning member 310 and the second positioning member 340 are both provided in the form of a brush; the first positioning piece 310 and the second positioning piece 340 are adopted to synchronously clamp the main spindle rod 200, and the stress is relatively balanced.

Referring to fig. 2 to 4, in some embodiments of the present invention, the portions of both the first positioning member 310 and the second positioning member 340 for abutting against the main spindle 200 are cambered surfaces. The positioning member can conveniently enter and exit the positioning recess 320, and the positioning member does not need to increase a large pushing force when being driven to separate from the positioning recess 320.

Referring to fig. 1 to 4, in some embodiments of the present invention, a blocking plate 600 is movably inserted into the housing 100, and the blocking plate 600 is used for blocking the second positioning element 340, so that the second positioning element 340 cannot abut against the peripheral wall of the main spindle 200. Under the condition that the sampling rod is not unpacked for use, and the like, the baffle 600 keeps blocking the corresponding positioning piece; even more, the positioning recess 320 is covered with an insulating layer, the first positioning member 310 is not abutted against the positioning recess 320, but is abutted against other positions of the peripheral wall of the main core rod 200, and at this time, the lower sampling sleeve 131 is not required to be broken to provide illumination for sampling, and the light is turned off when the sampling sleeve is broken without glaring light interference. The baffle 600 may be made of insulating material such as plastic, resin, ceramic sheet, etc.

Referring to fig. 2 to 4, in some embodiments of the present invention, the arc-shaped body is used as the guiding insertion of the blocking piece 600, so that the blocking piece 600 can block the guiding insertion surface of the second positioning member 340. The sampling rod after being used needs to enter an idle state without wasting photoelectricity, the separation blade 600 is inserted downwards, force is decomposed and transferred on the arc surface, and the insertion of the separation blade 600 can drive the corresponding positioning piece to retract, so that the illumination circuit is disconnected.

Referring to fig. 1 to 4, in some embodiments of the present invention, the baffle 600 is provided with a drawing hole 610.

Referring to fig. 1 to 4, in some embodiments of the present invention, a cover 400 is disposed on the housing 100, the cover 400 is used for packaging the button cell 520, the first elastic member 330 and the first positioning member 310 in the housing 100, and the cover 400, the button cell 520, the first elastic member 330 and the first positioning member 310 are sequentially connected to compress the first elastic member 330, so that the first positioning member 310 abuts against the main core rod 200. The button battery 520, the first elastic piece 330 and the first positioning piece 310 are good in packaging effect, and the button battery 520, the first elastic piece 330 and the first positioning piece 310 are convenient to disassemble and assemble; in addition, the lighting circuit can be easily disconnected by unscrewing the sealing cover 400, the corresponding elastic part can be driven to compress by screwing the sealing cover 400, the corresponding positioning part is driven by the compressed elastic part to abut against the peripheral wall of the main core rod 200, and the peripheral wall point of the main core rod 200 corresponding to the positioning part is abutted by the positioning part in the sliding process of the main core rod 200.

Referring to fig. 1 to 6, in some embodiments of the present invention, the circumferential wall of the housing 100 is provided with a ring flange 113, the ring flange 113 surrounds the circumferential wall of the housing 100, and a lamp bead 510 is provided at a lower end of the ring flange 113. Sheltered from by ring flange 113, medical personnel face avoids should sheltering from the district, avoids lamp pearl 510's the direct light, also can observe the sample position simultaneously, like oral cavity, human skin.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. An illuminated multi-section sampling wand comprising:

the sampling device comprises a shell (100), wherein a sampling part (130) is integrally formed at one end of the shell (100), the sampling part (130) comprises at least two sampling sleeves (131) which are arranged in an array mode, breaking grooves (140) are formed between the shell (100) and the sampling part (130) and between every two adjacent sampling sleeves (131), and sampling cotton and/or sampling cloth are arranged on the outer wall of each sampling sleeve (131);

the main core rod (200) is movably connected with the shell (100) and the sampling sleeves (131) in a penetrating way, and the at least two sampling sleeves (131) can be sequentially separated from the main core rod (200);

A lamp bead (510) disposed on the housing (100);

the button cell (520) is arranged on the shell (100), and the button cell (520) is used for providing a working power supply for the lamp bead (510).

2. The illuminated multi-segment sampling wand according to claim 1, further comprising a positioning structure (300), wherein the positioning structure (300) comprises a first positioning member (310), a first elastic member (330) and at least two positioning recesses (320) arranged on the peripheral wall of the main spindle (200) along the axial direction of the main spindle (200), the first positioning member (310) and the first elastic member (330) are both arranged in the housing (100), the first elastic member (330) can drive the first positioning member (310) to abut against the peripheral wall of the main spindle (200), and the main spindle (200) is separated from the corresponding sampling sleeve (131) when the first positioning member (310) is connected with the corresponding positioning recess (320).

3. An illuminated multi-segment sampling rod according to claim 2, wherein the main core rod (200) is made of a conductive metal material, the first positioning member (310) is made of a conductive metal material and is electrically connected to a first electrode of the button cell (520), one electrode of the lamp bead (510) is electrically connected to a second electrode of the button cell (520), and the other electrode is used for electrically connecting the main core rod (200).

4. An illuminated multi-section sampling wand according to claim 3, characterised in that the indexing recess (320) is coated with an insulating layer.

5. An illuminated multi-segment sampling rod according to claim 3 or 4, further comprising a second positioning member (340) made of a conductive metal material, wherein the second positioning member (340) is pushed by a second elastic member (350) to make the second positioning member (340) abut against the peripheral wall of the main core rod (200), and the lamp bead (510) is electrically connected to the main core rod (200) through the second positioning member (340).

6. An illuminated multi-segment sampling wand according to claim 5, characterised in that the parts of both the first positioning member (310) and the second positioning member (340) for abutting against the main spindle rod (200) are cambered surfaces.

7. An illuminated multi-segment sampling wand according to claim 5, wherein a blocking piece (600) is movably inserted into the housing (100), and the blocking piece (600) is used for blocking the second positioning part (340) so that the second positioning part (340) cannot abut against the peripheral wall of the main spindle rod (200).

8. The illuminated multi-segment sampling rod according to claim 7, wherein the portions of the first positioning member (310) and the second positioning member (340) for abutting against the main core rod (200) are arc-shaped surfaces, and the arc-shaped surfaces are used as guiding insertion surfaces of the blocking piece (600) to enable the blocking piece (600) to block the second positioning member (340).

9. The illuminated multi-segment sampling wand according to any one of claims 2 to 4, wherein a cover (400) is provided on the housing (100), the cover (400) is used for packaging the button cell (520), the first elastic member (330) and the first positioning member (310) in the housing (100), and the cover (400), the button cell (520), the first elastic member (330) and the first positioning member (310) are sequentially connected to compress the first elastic member (330) and make the first positioning member (310) abut against the main core rod (200).

10. An illuminated multi-segment sampling rod according to any one of claims 1 to 4, characterised in that the upper end of the main core rod (200) protrudes out of the housing (100), the upper end of the main core rod (200) being available for pulling.