CN218048418U

CN218048418U - Mosquito sample processing apparatus

Info

Publication number: CN218048418U
Application number: CN202222346411.9U
Authority: CN
Inventors: 王倩; 李健雄; 刘晓庆
Original assignee: Jiangxi Provincial Center For Disease Control And Prevention Jiangxi Tuberculosis Prevention And Control Institute Jiangxi Food Safety Risk Assessment Center
Current assignee: Jiangxi Provincial Center For Disease Control And Prevention Jiangxi Tuberculosis Prevention And Control Institute Jiangxi Food Safety Risk Assessment Center
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-16
Anticipated expiration: 2032-09-01

Abstract

The utility model belongs to the technical field of mosquito sample processing, in particular to a mosquito sample processing device, which comprises a bottom plate and a protective shell; the middle part of the bottom plate is provided with a hole, a first rotating shaft is sleeved in the hole, one end of the first rotating shaft is rotatably connected with a first gear, two sides of the first gear are meshed with second gears, the middle part of the second gear is rotatably connected with a second rotating shaft, an inner shell is installed on the top side of the second rotating shaft, a support column is fixed in the middle of the inner shell, a second disc is fixed on the bottom side of the support column, a fixed clamping assembly is installed on the second disc, a protective door is installed on the top side of the protective shell through a hinge, and an automatic switch assembly is installed on the protective door; through the structural design of the fixed clamping assembly, the test tube with the mosquito sample is placed between the two arc-shaped supporting plates by the experimenter, the test tube is clamped tightly through the arc-shaped supporting plates, and the mosquito sample is prevented from loosening in the centrifugal process.

Description

Mosquito sample processing apparatus

Technical Field

The utility model relates to a mosquito sample processing technology field specifically is mosquito sample processing apparatus.

Background

Mosquitoes can transmit various infectious diseases such as dengue fever, malaria, filariasis, epidemic encephalitis B and the like and are important vector arthropods, so that the study on morphological characteristics of the mosquitoes and the identification of the species of the mosquitoes are very important for biology, the mosquitoes have a plurality of hidden species, and the morphological identification and molecular identification of the mosquitoes are needed, so that the mosquitoes need to be subjected to DNA extraction and detection treatment.

The existing detection processing mode mainly comprises the following steps of taking a part of a mosquito body such as a mosquito leg to be placed in a solution for mashing and shaking, centrifuging and uniformly mixing, then placing in a constant-temperature water bath for 6 hours, then centrifuging for three minutes at the speed of 1400 revolutions per minute, and then taking supernatant as an extracted DNA template.

When a triturated mosquito sample is centrifuged in a laboratory, some centrifugal devices are not sealed, so that the centrifugal effect of a mosquito reagent is not perfect, the clamping and fixing of the centrifugal devices are difficult to control, a test tube is easy to damage due to too high clamping force, and the test tube is easy to loosen and slide due to small clamping force; therefore, a mosquito sample processing device is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, the problem of the sealed centre gripping of and test tube when the mosquito sample is centrifugal, the utility model provides a mosquito sample processing apparatus.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a mosquito sample processing device, which comprises a bottom plate and a protective shell; a hole is formed in the middle of the bottom plate, a first rotating shaft is sleeved in the hole, one end of the first rotating shaft is rotatably connected with a first gear, the other end of the first rotating shaft penetrates through the bottom plate to be connected with an output shaft of a first motor through a coupler, the first motor is fixed on the bottom side inside the protective shell, second gears are meshed with two sides of the first gear, and the middle of each second gear is rotatably connected with a second rotating shaft;

the utility model discloses a test tube, including first disc, the top side of support column, protection door, sealing washer, sponge protection pad, experimental personnel will have thermostatic water bath's mosquito sample put into through spacing hole, fixed clamping assembly can carry out automatic centre gripping to the test tube according to the diameter of test tube, prevent that the not hard up condition of mosquito sample emergence landing in centrifugal process, after placing the mosquito sample, the experimenter can close the protection door through the automatic switch subassembly, and sealing washer and sponge protection pad can guarantee centrifugal device's leakproofness, prevent that the external air from getting into, influence the accuracy of mosquito sample.

Preferably, the fixed clamping component comprises a second disc, a U-shaped groove is formed in the second disc, a circular limiting groove is formed in the second disc, an arc-shaped supporting plate is arranged in the circular limiting groove, the arc-shaped supporting plate is close to one side of the circular limiting groove, an arc-shaped metal plate is fixedly connected to one side of the circular limiting groove, the test tube with the mosquito sample is placed in the middle of the two arc-shaped supporting plates in the circular limiting groove through a limiting hole by an experimenter, the test tube is clamped through the arc-shaped supporting plate, and the mosquito sample is prevented from being loosened in the centrifugal process.

Preferably, the opposite side rigid coupling of arc metal sheet has the connecting plate, the connecting plate is kept away from one side welding of arc metal sheet has reset spring, reset spring's the other end welding is on the stopper, and when the test tube was put into two arc layer boards in the middle of, the arc layer board can remove to both sides, and through reset spring's effect, the arc layer board can press from both sides the test tube tight, makes the test tube stabilize more in centrifugal process and not landing.

Preferably, be provided with three circular spacing groove on the second disc, every circular spacing inslot is provided with two sets of fixed clamping components, can carry out the centre gripping to every test tube and fix, avoids the test tube to take place the not hard up condition of landing in centrifugal process.

Preferably, the automatic switch subassembly includes the guard gate, the welding has first engaging lug on the guard gate, be connected with the telescopic link through round pin axle cooperation on the first engaging lug, the effect end of establishing at a telescopic cylinder is inserted to the bottom of telescopic link, the bottom of a telescopic cylinder is connected on the second engaging lug through round pin axle cooperation, the welding of second engaging lug is in the outside of protecting sheathing, the second motor is installed in the outside of protecting sheathing, the output of second motor passes through the shaft coupling and is connected with a telescopic cylinder, can prevent that the guard gate does not have the tight condition appearance that closes or guard gate is not hard up in centrifugal process, strengthens centrifugal device's sealed effect, prevents that the outside air from getting into, influences the accuracy of mosquito sample.

Preferably, the automatic switch subassembly is provided with two sets ofly, installs respectively in protective housing's both sides, and the unilateral setting makes the sealed effect of opposite side not good easily, leads to centrifugal device to get into the air at centrifugal process, influences the accuracy of mosquito sample.

The utility model discloses an useful part lies in:

1. the utility model provides a mosquito sample processing apparatus, through the structural design of fixed clamping unit spare, the test tube that the laboratory technician will be equipped with the mosquito sample is placed two arc layer boards of circular spacing groove through spacing hole in the middle of, and the arc layer board can remove to both sides, and through reset spring's effect, the arc layer board can press from both sides the test tube tightly, makes the test tube stabilize not landing more in centrifugal process, prevents that the mosquito sample from taking place not hard up the condition appearance in centrifugal process.

2. The utility model provides a mosquito sample processing apparatus, through the structural design of automatic switch subassembly, sealing washer and sponge protective film, the experimenter can close the protective door through the automatic switch subassembly, prevents that the protective door from not closing tightly or the not hard up condition of protective door appears in centrifugal process, strengthens centrifugal device's sealed effect, and sealing washer and sponge protective film can further guarantee centrifugal device's leakproofness, prevent that the external air from getting into, influence the accuracy of mosquito sample.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is an overall front perspective structure diagram of the first embodiment;

FIG. 2 is a schematic overall side-view perspective structure of the first embodiment;

FIG. 3 is a schematic structural diagram of the first embodiment at the position A;

FIG. 4 is a schematic structural view of a fixing clamp assembly according to the first embodiment;

fig. 5 is a schematic structural view of a fixing and clamping assembly according to a second embodiment.

In the figure: 1. a base plate; 2. a protective housing; 3. a first rotating shaft; 4. a first gear; 5. a first motor; 6. a second gear; 7. a second rotation shaft; 8. an inner shell; 9. a support column; 10. a first disc; 11. a limiting hole; 12. a second disc; 13. a U-shaped groove; 14. a circular limiting groove; 15. an arc-shaped supporting plate; 16. an arc-shaped metal plate; 17. a connecting plate; 18. a return spring; 19. a limiting block; 20. a protective door; 21. a first connecting lug; 22. a telescopic rod; 23. a telescopic cylinder; 24. a second engaging lug; 25. a second motor; 26. a seal ring; 27. a sponge protective pad; 28. a silica gel pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, the mosquito sample processing device includes a bottom plate 1 and a protective casing 2; a hole is formed in the middle of the bottom plate 1, a first rotating shaft 3 is sleeved in the hole, one end of the first rotating shaft 3 is rotatably connected with a first gear 4, the other end of the first rotating shaft 3 penetrates through the bottom plate 1 to be connected with an output shaft of a first motor 5 through a coupler, the first motor 5 is fixed on the bottom side inside the protective shell 2, second gears 6 are meshed with two sides of the first gear 4, and the middle of the second gears 6 is rotatably connected with a second rotating shaft 7;

an inner shell 8 is installed on the top side of the second rotating shaft 7, a supporting column 9 is fixed in the middle of the inner shell 8, a first disc 10 is fixed on the top side of the supporting column 9, a limiting hole 11 is formed in the first disc 10, a second disc 12 is fixed on the bottom side of the supporting column 9, a fixed clamping assembly is installed on the second disc 12, a protective door 20 is installed on the top side of the protective shell 2 through a hinge, an automatic switch assembly is installed on the protective door 20, a sealing ring 26 is installed on the inner wall of the protective door 20, and a sponge protective pad 27 is installed on the inner wall of the protective door 20;

during operation, the laboratory technician puts into second disc 12 through spacing hole 11 with the test tube of the mosquito sample of thermostatic waterbath, fixed clamping subassembly can carry out automatic centre gripping to the test tube according to the diameter of test tube, the test tube that prevents to be equipped with the mosquito sample in centrifugal process takes place the not hard up condition of landing, place the back with the mosquito sample, the laboratory technician can close guard gate 20 through automatic switch subassembly, sealing washer 26 and sponge protection pad 27 can guarantee centrifugal device's leakproofness, prevent that the outside air from getting into, influence the accuracy of mosquito sample, laboratory technician starting power supply, first motor 5 drives first gear 4 through first rotation axis 3 and rotates, two second gear 6 with first gear 4 intermeshing rotate along with it, it is rotatory to drive inner shell 8 through second rotation axis 7, thereby carry out the centrifugation to the mosquito sample, two inner shells 8 can prevent a plurality of test tubes, carry out centrifugal treatment to a plurality of mosquito samples simultaneously, centrifugal efficiency is improved.

The fixed clamping assembly comprises a second disc 12, a U-shaped groove 13 is formed in the second disc 12, a circular limiting groove 14 is formed in the second disc 12, an arc-shaped supporting plate 15 is arranged in the circular limiting groove 14, and an arc-shaped metal plate 16 is fixedly connected to one side, close to the circular limiting groove 14, of the arc-shaped supporting plate 15; during operation, the test tube that the laboratory technician will be equipped with the mosquito sample places the circular spacing inslot 14 on the second disc 12 through spacing hole 11 on the first disc 10 in, places between two arc layer boards 15, carries out the centre gripping to the test tube through arc layer board 15, prevents that the mosquito sample from taking place not hard up the condition appearance at centrifugation in-process.

The other side of the arc-shaped metal plate 16 is fixedly connected with a connecting plate 17, one side of the connecting plate 17, which is far away from the arc-shaped metal plate 16, is welded with a return spring 18, and the other end of the return spring 18 is welded on a limiting block 19; during operation, when the test tube was put into two arc layer boards 15 in the middle of, arc layer board 15 can remove to both sides, promotes arc metal sheet 16 and extrudees connecting plate 17 to the inboard, and reset spring 18 is extruded, and through reset spring 18's effect, arc layer board 15 can press from both sides the test tube tightly, makes the test tube more firm can not the landing in centrifugal process.

The second disc 12 is provided with three circular limiting grooves 14, and two groups of fixed clamping components are arranged in each circular limiting groove 14; during operation, the arc layer board 15 of every circular spacing inslot 14 can carry out the centre gripping to the test tube of placing into and fix, avoids the test tube to take place the not hard up condition of landing in centrifugal process.

The automatic switch assembly comprises a protective door 20, a first connecting lug 21 is welded on the protective door 20, a telescopic rod 22 is connected to the first connecting lug 21 through a pin shaft in a matched mode, the bottom of the telescopic rod 22 is inserted into the action end of a telescopic cylinder 23, the bottom end of the telescopic cylinder 23 is connected to a second connecting lug 24 through a pin shaft in a matched mode, the second connecting lug 24 is welded on the outer side of the protective shell 2, a second motor 25 is installed on the outer side of the protective shell 2, and the output end of the second motor 25 is connected with the telescopic cylinder 23 through a coupler; the during operation, the experimenter starts second motor 25, and under the effect of second motor 25, telescopic cylinder 23 begins the operation, shortens telescopic link 22 to close guard gate 20, close second motor 25, guard gate 20 can not take place to remove because of there being telescopic link 22's restriction in centrifugal process, makes the outside air enter into centrifugal device, avoids influencing the centrifugal accuracy of mosquito sample.

The automatic switch assemblies are provided with two groups and are respectively arranged on two sides of the protective shell 2; during operation, the unilateral sets up to make the sealed effect of protection door 20 opposite side not good easily, leads to centrifugal device to get into the air at centrifugal process, influences the accuracy of mosquito sample.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, the silica gel pad 28 is fixed on the inner side of the arc-shaped supporting plate 15; during operation, when the experimenter put into the test tube through spacing hole 11 in circular spacing groove 14 and fix the centre gripping, silica gel pad 28 can play the effect of protection to the test tube.

The working principle is that an experimenter places a test tube of a mosquito sample in a thermostatic water bath into a circular limiting groove 14 on a second disc 12 through a limiting hole 11 on a first disc 10 and then between two arc-shaped supporting plates 15, the arc-shaped supporting plates 15 move towards two sides to push an arc-shaped metal plate 16 to extrude a connecting plate 17 towards the inner side, a reset spring 18 is extruded, the test tube is clamped by the arc-shaped supporting plates 15 under the action of the reset spring 18, the test tube is automatically clamped by the arc-shaped supporting plates 15 according to the diameter of the test tube, the condition that the test tube filled with the mosquito sample slips and becomes loose in the centrifugal process is prevented, after the mosquito sample is placed, a second motor 25 is started, and a telescopic cylinder 23 starts to operate under the action of the second motor 25, shorten telescopic link 22, thereby close guard gate 20, close second motor 25, guard gate 20 is because there is telescopic link 22's restriction at the centrifugation in-process, can not take place to remove, sealing washer 26 and sponge protection pad 27 can further guarantee centrifugal device's leakproofness, prevent that the outside air from getting into, influence the accuracy of mosquito sample, the experimenter starting power supply, first motor 5 drives first gear 4 through first rotation axis 3 and rotates, two second gears 6 with first gear 4 intermeshing are rotatory thereupon, it is rotatory to drive inner shell 8 through second rotation axis 7, thereby centrifugate the mosquito sample, two inner shells 8 can prevent a plurality of test tubes, carry out centrifugal treatment to a plurality of mosquito samples simultaneously, improve centrifugal efficiency.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. Mosquito sample processing apparatus, its characterized in that: comprises a bottom plate (1) and a protective shell (2); a hole is formed in the middle of the bottom plate (1), a first rotating shaft (3) is sleeved in the hole, one end of the first rotating shaft (3) is rotatably connected with a first gear (4), the other end of the first rotating shaft (3) penetrates through the bottom plate (1) to be connected with an output shaft of a first motor (5) through a coupler, the first motor (5) is fixed on the bottom side inside the protective shell (2), second gears (6) are meshed with two sides of the first gear (4), and a second rotating shaft (7) is rotatably connected to the middle of the second gear (6);

inner shell (8) are installed to the top side of second rotation axis (7), middle part is fixed with support column (9) in inner shell (8), the top side of support column (9) is fixed with first disc (10), spacing hole (11) have been seted up on first disc (10), the bottom side of support column (9) is fixed with second disc (12), install fixed clamping component on second disc (12), guard gate (20) are installed through the hinge to the top side of protective housing (2), install the automatic switch subassembly on guard gate (20), sealing washer (26) are installed to the inner wall of guard gate (20), install sponge protection pad (27) on the inner wall of guard gate (20).

2. A mosquito sample processing apparatus as claimed in claim 1, wherein: the fixed clamping assembly comprises a second disc (12), a U-shaped groove (13) is formed in the second disc (12), a circular limiting groove (14) is formed in the second disc (12), an arc-shaped supporting plate (15) is arranged in the circular limiting groove (14), and the arc-shaped supporting plate (15) is close to one side of the circular limiting groove (14) and fixedly connected with an arc-shaped metal plate (16).

3. A mosquito sample processing apparatus as claimed in claim 2, wherein: the opposite side rigid coupling of arc metal sheet (16) has connecting plate (17), connecting plate (17) are kept away from one side welding of arc metal sheet (16) has reset spring (18), the other end welding of reset spring (18) is on stopper (19).

4. The mosquito sample processing device of claim 2, wherein: the second disc (12) is provided with three circular limiting grooves (14), and two groups of fixed clamping assemblies are arranged in each circular limiting groove (14).

5. A mosquito sample processing apparatus as claimed in claim 1, wherein: the automatic switch assembly comprises a protective door (20), a first connecting lug (21) is welded on the protective door (20), a telescopic rod (22) is connected to the first connecting lug (21) in a matched mode through a pin shaft, the bottom of the telescopic rod (22) is inserted into an acting end of a telescopic cylinder (23), the bottom end of the telescopic cylinder (23) is connected to a second connecting lug (24) in a matched mode through the pin shaft, the second connecting lug (24) is welded to the outer side of the protective shell (2), a second motor (25) is installed on the outer side of the protective shell (2), and the output end of the second motor (25) is connected with the telescopic cylinder (23) through a coupler.

6. The mosquito sample processing device of claim 5, wherein: the automatic switch components are provided with two groups and are respectively arranged on two sides of the protective shell (2).