CN215640208U

CN215640208U - Laboratory is with sample collector

Info

Publication number: CN215640208U
Application number: CN202121920227.XU
Authority: CN
Inventors: 于敬达; 韩静; 董弘; 于敬茹
Original assignee: Baotou Medical College of Inner Mongolia University of Science and Technology
Current assignee: Baotou Medical College of Inner Mongolia University of Science and Technology
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-25
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a sampling collector for a laboratory, which comprises a control component and a solid collecting head or a liquid collecting head detachably connected with the control component; the solid collecting head comprises a first main body and a first sliding rod arranged in the first main body in a sliding manner, the first sliding rod is fixedly connected with a first reset assembly, the first sliding rod is hinged with two supporting arms which can be separated and closed, and one ends of the two supporting arms, which are far away from the first sliding rod, are respectively and fixedly connected with a collecting spoon; the liquid collecting head comprises a second main body and a second sliding rod, the second sliding rod is fixedly connected with a second reset assembly, the second sliding rod is fixedly connected with a liquid pumping column, a liquid pumping cavity is fixedly arranged in the second main body, the liquid pumping column is slidably connected with the inner wall of the liquid pumping cavity, a needle tube is fixedly arranged at the bottom of the second main body, and the needle tube is communicated with the liquid pumping cavity; the control assembly comprises a push rod for controlling the movement of the first sliding rod and the second sliding rod; the utility model is suitable for sampling specimens in various states, is convenient to sample and can quantitatively sample.

Description

Laboratory is with sample collector

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a sampling collector for a laboratory.

Background

In the course of treating various diseases, it is often necessary to examine various indicators of the patient's body, the examination of the aspects of stool, urine, blood, cerebrospinal fluid and the like is an effective means for knowing the physical state of the patient, however, at present, a simple clamp or a simple suction tool is generally manually held to collect the specimen, and because part of the specimen belongs to human excrement, the sample clamping device has certain pungent smell, and in addition to the habits of daily people, part of workers are dirtiness and afraid of odor in the clamping or absorbing process, and only want to quickly finish sampling, so that the phenomenon that the sample is unstably clamped or falls off easily occurs in the collecting process, and the sample sampling amount is not easy to control, simultaneously the used instrument of present solid sample and liquid sample is divided, so need urgently need one kind can take a sample automatically, and the sample volume is easily controlled, can change the sampling collector that the acquisition head is applicable to various specimens and gathers.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sampling collector for a laboratory, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a sampling collector for a laboratory, which comprises a control component and a solid collecting head or a liquid collecting head detachably connected with the control component.

The solid collecting head comprises a first main body in threaded connection with the control assembly and a first sliding rod arranged in the first main body in a sliding mode, the first sliding rod is fixedly connected with a first reset assembly, the first sliding rod is hinged with two supporting arms which can be separated and closed, and the two supporting arms are fixedly connected with collecting spoons respectively at one ends, far away from the first sliding rod, of the supporting arms.

The liquid collecting head comprises a second main body in threaded connection with the control assembly and a second sliding rod arranged in the second main body in a sliding mode, the second sliding rod is fixedly connected with a second reset assembly, the second sliding rod is fixedly connected with a liquid pumping column, a liquid pumping cavity is fixedly arranged in the second main body, the liquid pumping column is in sliding connection with the inner wall of the liquid pumping cavity, a needle tube is fixedly arranged at the bottom of the second main body, and the needle tube is communicated with the liquid pumping cavity; the control assembly includes a push rod capable of controlling movement of the first and second slide rods.

Preferably, two triangular chutes are formed in the middle of the contact surfaces of the support arms, guide blocks matched with the chutes are slidably connected in the chutes, the guide blocks are fixedly connected with the inner wall of the first main body, two reset fixture blocks are fixedly arranged in the first main body, and the support arms are located between the two reset fixture blocks.

Preferably, the first reset assembly includes a first sliding plate fixedly connected to the first sliding rod, the first sliding plate is slidably connected to the side wall of the first main body, a limiting block is fixedly disposed in the first main body, a first spring seat is fixedly connected between the limiting block and the first main body, a first tension spring is fixedly connected between the first spring seat and the first sliding plate, and the first sliding rod penetrates through the limiting block and is slidably connected to the limiting block.

Preferably, the second reset assembly includes a second spring seat fixedly disposed on the inner wall of the second main body, the second sliding rod is located between the two second spring seats and does not contact with the second spring seats, one end of the second sliding rod is fixedly connected with a second sliding plate, a second tension spring is fixedly connected between the second sliding plate and the second spring seat, and the second sliding plate is slidably connected with the inner wall of the second main body.

Preferably, the control assembly comprises a control box, a spring cavity is formed in the control box, the push rod penetrates through the control box along the axis and is in sliding connection with the control box, the push rod is located a part of the spring cavity, circumferentially and fixedly connected with a reset plate, the reset plate is in sliding connection with the inner wall of the spring cavity, and the reset plate is fixedly connected with a reset spring between the bottom ends of the spring cavity.

Preferably, the bottom end of the inner wall of the control box is provided with an internal thread, and the top ends of the outer walls of the first main body and the second main body are provided with external threads matched with the internal thread.

Preferably, a sealing ring is arranged between the top of the liquid pumping cavity and the liquid pumping column, the sealing ring is fixedly connected with the inner wall of the liquid pumping cavity, and the sealing ring is connected with the liquid pumping column in a sliding manner.

Preferably, the collection spoon is hemispherical, and two collection spoons enclose a closed sphere.

The utility model discloses the following technical effects: according to the utility model, the push rod is pressed down and then slowly loosened, so that the control assembly can control the solid collecting head or the liquid collecting head to carry out collecting work, the operation is simple, and quantitative collection can be realized; the control assembly is detachably connected with the solid collecting head and the liquid collecting head respectively, so that the collecting heads can be replaced as required, the sampling device is suitable for collecting samples in various states, and the solid collecting head and the liquid collecting head are convenient to detach and can be directly detached for disinfection after sampling is finished; the portable sampling device is small in appearance design, convenient to carry, reasonable in structure and simple to operate, and the sampling head is convenient to replace, so that samples in various states can be collected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic view of a closed position of a solid pick head in cooperation with a control assembly of the present invention;

FIG. 2 is a schematic view of the solid pick head of the present invention in an expanded configuration;

FIG. 3 is a schematic view of a fluid collection head and control assembly according to the present invention;

FIG. 4 is a schematic view of a fluid collection head extraction status and control assembly according to the present invention;

wherein: 1-a first main body, 2-a first sliding rod, 3-a supporting arm, 4-a chute, 5-a guide block, 6-a reset fixture block, 7-a collecting spoon, 8-a second main body, 9-a second sliding rod, 10-a liquid pumping column, 11-a liquid pumping cavity, 12-a needle tube, 13-a push rod, 14-a first sliding plate, 15-a limiting block, 16-a first spring seat, 17-a first tension spring, 18-a second spring seat, 19-a second sliding plate, 20-a second tension spring, 21-a control box, 22-a spring cavity, 23-a reset plate, 24-a reset spring and 25-a sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1-4, the present invention provides a sampling collector for a laboratory, comprising a control assembly, and a solid collection head or a liquid collection head detachably connected to the control assembly. The collecting head can be conveniently replaced according to the needs, so that the sampling collector can be suitable for collecting various samples.

The solid collecting head comprises a first main body 1 and a first sliding rod 2 arranged in the first main body 1 in a sliding mode, wherein a first reset assembly is fixedly connected with the first sliding rod 2, the first sliding rod 2 is hinged to two supporting arms 3 which can be separated and closed, and the two supporting arms 3 are respectively and fixedly connected with the collecting spoon 7 at one ends far away from the first sliding rod 2. Drive two support arms 3 through first slide bar 2 and slide down, part two support arms 3, then under first reset assembly effect, first slide bar 2 returns smooth, and two support arms 3 slide up, and two support arms 3 are closed simultaneously, accomplish sample collection work.

The liquid collecting head comprises a second main body 8 and a second sliding rod 9 which is arranged in the second main body 8 in a sliding mode, the second sliding rod 9 is fixedly connected with a second reset assembly, the second sliding rod 9 is fixedly connected with a liquid pumping column 10, a liquid pumping cavity 11 is fixedly arranged in the second main body 8, the liquid pumping column 10 is connected with the inner wall of the liquid pumping cavity 11 in a sliding mode, a needle tube 12 is fixedly arranged at the bottom of the second main body 8, and the needle tube 12 is communicated with the liquid pumping cavity 11; the control assembly comprises a push rod 13 capable of controlling the sliding of the first sliding rod 2 and the sliding of the second sliding rod 9. The second sliding rod 9 moves downwards to drive the second sliding plate 19 to slide downwards so that the liquid pumping column 10 slides downwards along the liquid pumping cavity 11, then the second sliding plate 19 slides upwards under the action of the tension of the second tension spring 20 so as to drive the second sliding rod 9 and the liquid pumping column 10 to slide upwards, and the liquid pumping cavity 11 sucks liquid under the action of pressure to finish liquid sampling; the sampling is controlled by pushing the first slide rod 2 or the second slide rod 9 by a push rod 13 in the control assembly.

According to a further optimized scheme, a triangular sliding groove 4 is formed in the middle of the contact surface of the two supporting arms 3, a guide block 5 matched with the sliding groove 4 is connected in the sliding groove 4 in a sliding mode, the guide block 5 is fixedly connected with the inner wall of the first main body 1, two reset fixture blocks 6 are fixedly arranged in the first main body 1, and the two supporting arms 3 are located between the two reset fixture blocks 6; when making two support arms 3 lapse, autosegregation under the effect of guide block 5, when two support arms 3 lapse, under two fixture block 6's that reset limiting displacement, two support arms 3 merge automatically again, have guaranteed that the device can stable work.

Further optimize the scheme, first reset assembly includes with first sliding plate 14 of first slide bar 2 fixed connection, first sliding plate 14 and 1 lateral wall sliding connection of first main part, first main part 1 internal fixation is provided with stopper 15, fixedly connected with first spring holder 16 between stopper 15 and the first main part 1, first tension spring 17 of fixedly connected with between first spring holder 16 and the first sliding plate 14, first slide bar 2 run through stopper 15 and with stopper 15 sliding connection. When the push rod 13 is released, the first sliding plate 14 slides back under the action of the first tension spring 17, so as to drive the first sliding rod 2 to slide upwards, so that the two supporting arms 3 move upwards, thereby completing the sampling operation without manual operation and automatically sampling.

Further optimize the scheme, the second reset assembly includes the second spring seat 18 fixedly arranged on the inner wall of the second main body 8, the second sliding rod 9 is located between the two second spring seats 18 and does not contact with the second spring seats 18, one end of the second sliding rod 9 is fixedly connected with a second sliding plate 19, a second tension spring 20 is fixedly connected between the second sliding plate 19 and the second spring seats 18, and the second sliding plate 19 is slidably connected with the inner wall of the second main body 8. When the push rod 13 is released, the second tension spring 20 drives the second sliding plate 19 to slide upwards, so as to drive the second sliding rod 9 and the liquid pumping column 10 to slide upwards, so that the liquid pumping cavity 11 sucks liquid, and liquid sampling is automatically completed.

Further optimize the scheme, control assembly includes control box 21, spring chamber 22 has been seted up in the control box 21, push rod 13 runs through control box 21 and with control box 21 sliding connection along the axis, push rod 13 is located spring chamber 22's partial circumference fixedly connected with reset plate 23, reset plate 23 and spring chamber 22 inner wall sliding connection, fixedly connected with reset spring 24 between reset plate 23 and the spring chamber 22 bottom, after push rod 13 is pressed, under reset spring 24's effect, reset plate 23 can get back to initial position automatically, make push rod 13 get back to initial position, prepare for the sample next time.

Further optimize the scheme, control box 21 inner wall bottom with set up the internal thread, first main part 1 and 8 outer wall tops of second main part set up with the external screw thread of internal thread looks adaptation, make things convenient for control box 21 to dismantle with first main part 1, second main part 8 respectively.

Further optimize the scheme, be provided with sealing washer 25 between drawing liquid chamber 11 top and the drawing liquid post 10, sealing washer 25 and 11 inner walls fixed connection of drawing liquid chamber, sealing washer 25 and drawing liquid post 10 sliding connection guarantee to draw the leakproofness between liquid post 10 and the drawing liquid chamber 11, and when making drawing liquid post 10 upwards slide, drawing liquid chamber 11 can be stably inhaleed liquid.

Further optimization scheme gathers spoon 7 and is the hemisphere, and two gather spoon 7 and enclose into confined sphere, and the solid sample is got to the clamp of being convenient for, is difficult for dropping.

The working process of the utility model is as follows: when a solid sample is collected, the control box 21 and the first main body 1 are installed together through threads, then the handheld device is held above the sample to be collected, the push rod 13 is pressed down, the push rod 13 pushes the first sliding rod 2 to slide downwards, and then the two supporting arms 3 are driven to move downwards, the two supporting arms 3 are separated under the action of the guide block 5, so that the two collecting spoons 7 are opened, then the push rod 13 is slowly released, the push rod 13 rebounds under the action of the reset spring 24 and returns to the initial state, the first sliding plate 14 slides backwards under the action of the first tension spring 17, so that the first sliding rod 2 is driven to slide upwards, the two supporting arms 3 are driven to move upwards, the two supporting arms 3 are closed under the action of the reset fixture block 6, and the collection of the solid sample is completed; when a liquid sample is collected, the control box 21 is in threaded connection with the second main body 8 of the liquid collecting head, the needle tube 12 is inserted into liquid to be collected, the push rod 13 is pressed down, the push rod 13 pushes the second sliding rod 9 to move downwards, the second sliding plate 19 is driven to slide downwards, so that the liquid sucking column 10 slides downwards along the liquid sucking cavity 11, then the push rod 13 is slowly loosened, the reset plate 23 slides upwards under the action of the reset spring 24, so that the push rod 13 is driven to return to a static position, the second sliding plate 19 slides upwards under the action of the tension of the second tension spring 20, so that the second sliding rod 9 and the liquid sucking column 10 are driven to slide upwards, the liquid sucking cavity 11 sucks liquid under the action of pressure, and liquid sampling is completed; and after the sampling is finished and the sample is placed at the designated position, the solid collecting head or the liquid collecting head is detached for disinfection treatment.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a sample collector is used in laboratory which characterized in that: comprises a control component and a solid collecting head or a liquid collecting head which is detachably connected with the control component;

the solid collecting head comprises a first main body (1) in threaded connection with the control assembly and a first sliding rod (2) arranged in the first main body (1) in a sliding mode, the first sliding rod (2) is fixedly connected with a first reset assembly, the first sliding rod (2) is hinged with two supporting arms (3) capable of being separated and closed, and one ends, far away from the first sliding rod (2), of the two supporting arms (3) are respectively and fixedly connected with a collecting spoon (7);

the liquid collecting head comprises a second main body (8) in threaded connection with the control assembly and a second sliding rod (9) arranged in the second main body (8) in a sliding mode, the second sliding rod (9) is fixedly connected with a second reset assembly, the second sliding rod (9) is fixedly connected with a liquid extracting column (10), a liquid extracting cavity (11) is fixedly arranged in the second main body (8), the liquid extracting column (10) is in sliding connection with the inner wall of the liquid extracting cavity (11), a needle tube (12) is fixedly arranged at the bottom of the second main body (8), and the needle tube (12) is communicated with the liquid extracting cavity (11); the control assembly comprises a push rod (13) capable of controlling the movement of the first sliding rod (2) and the second sliding rod (9).

2. The laboratory sampling collector of claim 1, wherein: two triangular sliding grooves (4) are formed in the middle of the contact surface of the supporting arm (3), the sliding grooves (4) are connected with guide blocks (5) matched with the sliding grooves (4) in a sliding mode, the guide blocks (5) are fixedly connected with the inner wall of the first main body (1), two reset fixture blocks (6) are arranged in the first main body (1) in a fixed mode, and the supporting arm (3) is located between the two reset fixture blocks (6).

3. The laboratory sampling collector of claim 1, wherein: the first reset assembly comprises a first sliding plate (14) fixedly connected with the first sliding rod (2), the first sliding plate (14) is slidably connected with the side wall of the first main body (1), a limiting block (15) is fixedly arranged in the first main body (1), a first spring seat (16) is fixedly connected between the limiting block (15) and the first main body (1), a first tension spring (17) is fixedly connected between the first spring seat (16) and the first sliding plate (14), and the first sliding rod (2) penetrates through the limiting block (15) and is slidably connected with the limiting block (15).

4. The laboratory sampling collector of claim 1, wherein: the second reset assembly comprises second spring seats (18) fixedly arranged on the inner wall of the second main body (8), the second sliding rod (9) is located between the two second spring seats (18) and is not in contact with the second spring seats (18), one end of the second sliding rod (9) is fixedly connected with a second sliding plate (19), the second sliding plate (19) is fixedly connected with the liquid pumping column (10), a second tension spring (20) is fixedly connected between the second sliding plate (19) and the second spring seats (18), and the second sliding plate (19) is in sliding connection with the inner wall of the second main body (8).

5. The laboratory sampling collector of claim 1, wherein: the control assembly includes control box (21), spring chamber (22) have been seted up in control box (21), push rod (13) run through along the axis control box (21) and with control box (21) sliding connection, push rod (13) are located the part circumference fixedly connected with of spring chamber (22) resets board (23), reset board (23) with spring chamber (22) inner wall sliding connection, reset board (23) with fixedly connected with reset spring (24) between spring chamber (22) bottom.

6. The laboratory sampling collector of claim 5, wherein: the bottom end of the inner wall of the control box (21) is provided with an internal thread, and the top ends of the outer walls of the first main body (1) and the second main body (8) are provided with external threads matched with the internal thread.

7. The laboratory sampling collector of claim 1, wherein: the liquid pumping device is characterized in that a sealing ring (25) is arranged between the top of the liquid pumping cavity (11) and the liquid pumping column (10), the sealing ring (25) is fixedly connected with the inner wall of the liquid pumping cavity (11), and the sealing ring (25) is connected with the liquid pumping column (10) in a sliding mode.

8. The laboratory sampling collector of claim 1, wherein: the collecting spoons (7) are hemispherical, and the two collecting spoons (7) enclose a closed sphere.