CN215599088U - Thin-layer chromatographic imaging device - Google Patents

Abstract

The utility model belongs to the field of thin-layer chromatography imaging, and particularly relates to a thin-layer chromatography imaging device which comprises a body; the bottom ends of the two sides of the body are respectively provided with a first heat dissipation opening and a second heat dissipation opening; the first heat dissipation port and the second heat dissipation port are fixedly connected with dust screens; an installation cover is arranged on the outer side of the first heat dissipation opening; a motor is fixedly connected inside the mounting cover; the output end of the motor is fixedly connected with a fan; a connecting rod is fixedly connected between the top end and the bottom end of the second heat dissipation port; a round hole is formed in the middle of the connecting rod; a pushing rod is arranged in the round hole; one end of the pushing rod, which is far away from the motor, is provided with a groove with a square cross section; the other end of the first spring is fixedly connected with a square rod; the other end of the square rod is fixedly connected with a first brush; and then the device can realize abundant radiating effect, avoids inside high temperature, can appear causing the condition emergence of influence to the scanning data to can clear up the dust of adhering to on the dust screen.

Description

Thin-layer chromatographic imaging device

Technical Field

The utility model relates to the field of thin-layer chromatography imaging, in particular to a thin-layer chromatography imaging device.

Background

The thin-layer chromatography is a method for identifying medicines, checking impurities or determining content by coating a proper stationary phase on a glass plate, plastic or aluminum substrate to form a uniform thin layer, and comparing a specific shift value with a specific shift value of a chromatogram obtained by a proper reference substance according to the same method after spotting and developing, and is an important experimental technique for quickly separating and qualitatively analyzing a small amount of substances and is also used for tracking the reaction process.

In the prior art, after a traditional thin-layer chromatography imaging device works for a long time, internal instruments can generate a large amount of heat, the traditional thin-layer chromatography imaging device generally only utilizes radiating holes on two sides to radiate the traditional thin-layer chromatography imaging device, scanning data can be affected under the condition that internal temperature is not radiated timely, and external dust can enter the thin-layer chromatography imaging device through the radiating holes; therefore, a thin layer chromatography imaging apparatus is proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a thin-layer chromatography imaging device, aiming at overcoming the defects of the prior art and solving the problems that after the traditional thin-layer chromatography imaging device works for a long time, an internal instrument can generate a large amount of heat, the traditional thin-layer chromatography imaging device generally only utilizes radiating holes on two sides to radiate the traditional thin-layer chromatography imaging device, scanning data can be influenced under the condition that the internal temperature is not radiated timely, and external dust can enter the thin-layer chromatography imaging device through the radiating holes.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a thin-layer chromatography imaging device, which comprises a body; the bottom ends of the two sides of the body are respectively provided with a first heat dissipation opening and a second heat dissipation opening; the first heat dissipation port and the second heat dissipation port are fixedly connected with dust screens; an installation cover is arranged on the outer side of the first heat dissipation opening, and the installation cover is in threaded connection with the body; a motor is fixedly connected inside the mounting cover; the output end of the motor is fixedly connected with a fan; a connecting rod is fixedly connected between the top end and the bottom end of the second heat dissipation port; a round hole is formed in the middle of the connecting rod; a pushing rod is arranged in the round hole; one end of the pushing rod, which is far away from the motor, penetrates through and is fixedly connected with a limiting ring; a limiting ring groove is formed in the part, corresponding to the limiting ring, of the side wall of the round hole, and the limiting ring is located in the limiting ring groove and is in rotating fit with the limiting ring groove; one end of the pushing rod, which is far away from the motor, is provided with a groove with a square cross section; a first spring is fixedly connected to one side of the groove close to the motor; the other end of the first spring is fixedly connected with a square rod; the other end of the square rod is fixedly connected with a first brush; and then the device can realize abundant radiating effect, avoids inside high temperature, can appear causing the condition emergence of influence to the scanning data to can clear up the dust of adhering to on the dust screen.

Preferably, one end of the fan, which is far away from the motor, is fixedly connected with a fixing rod; the other end of the fixed rod is fixedly connected with a second brush, and bristles of the second brush are attached to the dust screen; the top end and the bottom end of the first heat dissipation port are hinged with hinge seats; the hinged seats are hinged with baffles, and one sides of the baffles close to each other are attached to each other; torsion springs are arranged at the parts of the hinged seats connected with the baffle plates; the bottom end of the first heat dissipation port is provided with a circulation hole, and the circulation hole is positioned between the baffle and the dust screen; a guide plate is fixedly connected to the bottom end of the outer side of the first heat dissipation opening; the side wall of the body is provided with a communication hole, and the communication hole is positioned between the guide plate and the bottom end of the first heat radiation opening; the communicating hole is communicated with the circulating hole, and the bottom end of the circulating hole is communicated with the outer side of the body; a fixing chamber is arranged on the outer side of the bottom end of the circulation hole and is fixedly connected with the side wall of the body; the bottom end of the fixed chamber is provided with a dust exhaust port, and the dust exhaust port is provided with a sealing cover; and then this structure can realize the concentrated collection of the interior dust screen surface of first thermovent, avoids the fan to blow into the device inside with the dust screen surface.

Preferably, one ends of the two baffles close to each other are both cambered surfaces; the situation that two baffle plates are clamped in the rotating process is avoided.

Preferably, a sealing ring is fixedly connected to one end of the round hole, which is far away from the push rod; the wind power of the fan passing through the circular holes is gathered and then intensively acts on the first brush.

Preferably, the top end and the bottom end of the groove are both provided with a limiting groove; the top end and the bottom end of the square rod are fixedly connected with limit rods, and the other ends of the limit rods are located in the corresponding limit grooves and are in sliding fit with the limit grooves; has the function of limiting.

Preferably, a first flow guide seat and a second flow guide seat with right-angled triangular sections are fixedly connected to two sides of the bottom end of the fixed chamber respectively; the dust is guided to enter the dust exhaust port, and the dust is prevented from being accumulated in the fixed chamber.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the first heat dissipation port, the second heat dissipation port, the dust screen, the mounting cover, the motor, the fan, the connecting rod, the round hole, the push rod, the limiting ring groove, the first spring, the square rod and the first brush, the device can realize a sufficient heat dissipation effect, avoid the situation that the internal temperature is too high and influence on scanning data can be caused, and can clean dust attached to the dust screen;

2. according to the utility model, through the structural design of the fixing rod, the second brush, the hinged seat, the baffle, the circulation hole, the guide plate, the communication hole fixing chamber, the dust discharge port and the sealing cover, the dust on the surface of the dustproof net in the first heat dissipation port can be collected in a centralized manner, and the dust on the surface of the dustproof net can be prevented from being blown into the device by the fan.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art 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 for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of a first embodiment;

FIG. 2 is a schematic cross-sectional view illustrating a first embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is an enlarged view of a portion of FIG. 2 at C;

FIG. 6 is an enlarged view of a portion of FIG. 2 at D;

FIG. 7 is a schematic perspective view of a square rod according to the first embodiment;

FIG. 8 is a cross-sectional view of the second embodiment;

fig. 9 is a partially enlarged view of a portion E of fig. 8.

In the figure: 1. a body; 2. a first heat dissipation port; 3. a second heat dissipation port; 4. a dust screen; 5. installing a cover; 6. a motor; 7. a fan; 8. a connecting rod; 9. a circular hole; 10. a push rod; 11. a limiting ring; 12. a limiting ring groove; 13. a groove; 14. a first spring; 15. a square rod; 16. a first brush; 17. fixing the rod; 18. a second brush; 19. a hinged seat; 20. a baffle plate; 21. a flow-through hole; 22. a baffle; 23. a communicating hole; 24. a fixed chamber; 25. a dust exhaust port; 26. a sealing cover; 27. gathering a sealing baffle ring; 28. a limiting groove; 29. a limiting rod; 30. a first flow guide seat; 31. a second flow guide seat; 32. a second spring.

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.

Example one

Referring to fig. 1-7, a thin layer chromatography imaging device includes a body 1; the bottom ends of the two sides of the body 1 are respectively provided with a first heat dissipation port 2 and a second heat dissipation port 3; the first heat dissipation port 2 and the second heat dissipation port 3 are fixedly connected with a dust screen 4; an installation cover 5 is arranged on the outer side of the first heat dissipation opening 2, and the installation cover 5 is in threaded connection with the body 1; a motor 6 is fixedly connected inside the mounting cover 5; the output end of the motor 6 is fixedly connected with a fan 7; a connecting rod 8 is fixedly connected between the top end and the bottom end of the second heat dissipation port 3; a round hole 9 is formed in the middle of the connecting rod 8; a pushing rod 10 is arranged in the round hole 9; a limiting ring 11 penetrates and is fixedly connected with one end of the pushing rod 10, which is far away from the motor 6; a limiting ring groove 12 is formed in the part, corresponding to the limiting ring 11, of the side wall of the round hole 9, and the limiting ring 11 is located in the limiting ring groove 12 and is in rotating fit with the limiting ring groove; one end of the pushing rod 10, which is far away from the motor 6, is provided with a groove 13 with a square cross section; a first spring 14 is fixedly connected to one side of the groove 13 close to the motor 6; the other end of the first spring 14 is fixedly connected with a square rod 15; the other end of the square rod 15 is fixedly connected with a first brush 16; when the dust-proof cleaning machine works, under the condition that the mounting cover 5 is mounted, the power supply of the motor 6 is switched on, the output end of the motor 6 drives the fan 7 to rotate, at the moment, wind power generated by the fan 7 blows off the second heat radiating holes 3, part of the wind power enters the round holes 9 and further drives the push rod 10 to rotate, the push rod 10 can drive the first brushes 16 to rotate under the limitation of the shapes of the grooves 13 and the square rods 15, the wind power can blow off the first brushes 16 to the direction close to the dust-proof nets 4 in the first heat radiating holes 2 through the round holes 9 until the first brushes are completely contacted with the first brushes, at the moment, the first brushes 16 can clean dust on the surfaces of the dust-proof nets 4 under the rotation condition, and the wind power generated by the fan 7 can blow off heat generated in the body 1 through the second heat radiating holes 3 to realize heat radiation, and when the power supply of the motor 6 is closed, under the action of the resilience force of the first springs 14, square pole 15 can be automatic to be retracted into in push rod 10, and then the device can realize abundant radiating effect, avoids inside high temperature, can appear causing the condition of influence to the scanning data to take place to can clear up the dust of adhering to on dust screen 4.

A fixed rod 17 is fixedly connected to one end of the fan 7 far away from the motor 6; the other end of the fixed rod 17 is fixedly connected with a second brush 18, and the bristles of the second brush 18 are attached to the dust screen 4; the top end and the bottom end of the first heat dissipation port 2 are hinged with hinge seats 19; the hinged seats 19 are hinged with baffles 20, and the adjacent sides of the baffles 20 are attached to each other; torsion springs are arranged at the parts where the hinge seats 19 and the baffle plates 20 are connected; the bottom end of the first heat dissipation port 2 is provided with a circulation hole 21, and the circulation hole 21 is positioned between the baffle 20 and the dust screen 4; a flow guide plate 22 is fixedly connected to the bottom end of the outer side of the first heat dissipation port 2; the side wall of the body 1 is provided with a communication hole 23, and the communication hole 23 is positioned between the guide plate 22 and the bottom end of the first heat sink 2; the communication hole 23 is communicated with the circulation hole 21, and the bottom end of the circulation hole 21 is communicated with the outer side of the body 1; a fixing chamber 24 is arranged on the outer side of the bottom end of the circulation hole 21, and the fixing chamber 24 is fixedly connected with the side wall of the body 1; a dust exhaust port 25 is formed at the bottom end of the fixed chamber 24, and a sealing cover 26 is arranged at the dust exhaust port 25; when the thin-layer chromatography imaging device is idle in work, the mounting cover 5 is taken down, external dust can be attached to the surface of the dustproof net 4, when the device is used again, the rotating speed of the motor 6 is controlled to rotate slowly, the second brush 18 is driven to rotate, the second brush 18 can clean the dust inside and outside the dustproof net 4, the dust respectively falls into the circulation hole 21 and the communication hole 23, the dust falling from the communication hole 23 can be finally combined into the circulation hole 21 and then falls into the fixed chamber 24, the dust can be collected in a centralized manner under the condition that the sealing cover 26 is opened, when the dust is completely treated, the rotating speed of the motor 6 is controlled to be increased, at the moment, under the action of the fan 7, strong wind force can blow the two baffles 20 open, and under the action of the torsion spring, one ends of the two baffles 20 close to each other cannot rotate out of the first heat dissipation port 2, at this moment, wind power enters the device through the space between the two baffles 20 to dissipate heat, so that the dust on the surface of the dustproof net 4 in the first heat dissipation port 2 can be collected in a concentrated mode through the structure, and the situation that the dust on the surface of the dustproof net 4 is blown into the device by the fan 7 is avoided.

The ends, close to the two baffles 20, are both cambered surfaces; the situation that two baffles 20 are jammed in the rotating process is avoided.

A gathering and sealing ring 27 is fixedly connected to one end of the round hole 9 far away from the push rod 10; the wind power of the fan 7 passing through the circular hole 9 is concentrated and then acts on the first brush 16.

The top end and the bottom end of the groove 13 are both provided with a limiting groove 28; the top end and the bottom end of the square rod 15 are fixedly connected with limit rods 29, and the other ends of the limit rods 29 are located in the corresponding limit grooves 28 and are in sliding fit with the limit grooves; has the function of limiting.

A first guide seat 30 and a second guide seat 31 with right-angled triangle sections are fixedly connected to two sides of the bottom end of the fixed chamber 24 respectively; the dust is guided into the dust discharge port 25 to prevent the dust from accumulating in the stationary chamber 24.

Example two

Referring to fig. 8-9, in the first comparative example, as another embodiment of the present invention, the top end and the bottom end of the first heat sink 2 near the dust screen 4 are both fixedly connected with a second spring 32, and the other end of the second spring 32 is connected to the corresponding baffle 20; when the device works, under the blowing of wind power, one end, close to the baffle plate 20, of the baffle plate can rotate towards the inside of the body 1, and at the moment, under the action of the pulling force of the second spring 32 and the torsion spring, the one end, close to the baffle plate 20, of the baffle plate can be prevented from rotating into the device, so that the influence on the baffle plate is avoided.

Working principle, when working, when the thin-layer chromatography imaging device is idle, the mounting cover 5 can be taken down, external dust can be attached to the surface of the dustproof net 4, when the device is used again, the rotating speed of the motor 6 is controlled to rotate slowly, the second brush 18 is driven to rotate, the second brush 18 can clean the dust inside and outside the dustproof net 4, the dust falls into the circulation hole 21 and the communication hole 23 respectively, the dust falling in the communication hole 23 can be combined into the circulation hole 21 and then falls into the fixed chamber 24, the dust can be collected in a centralized manner under the condition that the sealing cover 26 is opened, when the dust is completely treated, the rotating speed of the motor 6 is controlled to be increased, at the moment, under the action of the fan 7, strong wind force can blow off the two baffles 20, and under the action of the torsion spring, one ends of the two baffles 20 close to each other cannot rotate out of the first heat dissipation port 2, at the moment, wind power enters the device through the space between the two baffles 20 to dissipate heat, at the moment, the wind power generated by the fan 7 blows off the second heat dissipation port 3, part of the wind power enters the round hole 9 to further drive the push rod 10 to rotate, the push rod 10 can drive the first brush 16 to rotate under the limitation of the shape of the groove 13 and the square rod 15, the wind power can blow off the first brush 16 to the direction close to the dustproof net 4 in the first heat dissipation port 2 through the round hole 9 until the first brush is completely contacted with the dustproof net, at the moment, the first brush 16 can clean dust on the surface of the dustproof net 4 under the rotation condition, the wind power generated by the fan 7 can blow off heat generated inside the body 1 through the second heat dissipation port 3 to realize heat dissipation, and when the power supply of the motor 6 is turned off, the square rod 15 can automatically retract into the push rod 10 under the resilience of the first spring 14, and then the device can realize abundant radiating effect, avoids inside high temperature, can appear causing the condition emergence of influence to the scanning data to can clear up the dust that adheres to on dust screen 4.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 utility model. 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 utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. A thin layer chromatography imaging device, characterized by: comprises a body (1); the bottom ends of the two sides of the body (1) are respectively provided with a first heat dissipation opening (2) and a second heat dissipation opening (3); the first heat dissipation port (2) and the second heat dissipation port (3) are fixedly connected with a dust screen (4); an installation cover (5) is arranged on the outer side of the first heat dissipation opening (2), and the installation cover (5) is in threaded connection with the body (1); a motor (6) is fixedly connected inside the mounting cover (5); the output end of the motor (6) is fixedly connected with a fan (7); a connecting rod (8) is fixedly connected between the top end and the bottom end of the second heat dissipation port (3); a round hole (9) is formed in the middle of the connecting rod (8); a pushing rod (10) is arranged in the round hole (9); a limiting ring (11) is fixedly connected to one end, far away from the motor (6), of the pushing rod (10) in a penetrating manner; a limiting ring groove (12) is formed in the part, corresponding to the limiting ring (11), of the side wall of the round hole (9), and the limiting ring (11) is located in the limiting ring groove (12) and is in rotating fit with the limiting ring groove; a groove (13) with a square cross section is formed in one end, far away from the motor (6), of the push rod (10); a first spring (14) is fixedly connected to one side of the groove (13) close to the motor (6); the other end of the first spring (14) is fixedly connected with a square rod (15); the other end of the square rod (15) is fixedly connected with a first brush (16).

2. A thin layer chromatography imaging apparatus as claimed in claim 1, wherein: a fixed rod (17) is fixedly connected to one end of the fan (7) far away from the motor (6); the other end of the fixed rod (17) is fixedly connected with a second brush (18), and bristles of the second brush (18) are attached to the dust screen (4); the top end and the bottom end of the first heat dissipation opening (2) are hinged with hinge seats (19); the hinged seats (19) are hinged with baffle plates (20), and one sides of the baffle plates (20) close to each other are attached to each other; torsion springs are arranged at the parts, connected with the baffle (20), of the hinge seats (19); the bottom end of the first heat dissipation opening (2) is provided with a circulation hole (21), and the circulation hole (21) is positioned between the baffle (20) and the dust screen (4); a guide plate (22) is fixedly connected to the bottom end of the outer side of the first heat dissipation port (2); the side wall of the body (1) is provided with a communicating hole (23), and the communicating hole (23) is positioned between the guide plate (22) and the bottom end of the first heat radiating opening (2); the communicating hole (23) is communicated with the circulating hole (21), and the bottom end of the circulating hole (21) is communicated with the outer side of the body (1); a fixing chamber (24) is arranged on the outer side of the bottom end of the circulation hole (21), and the fixing chamber (24) is fixedly connected with the side wall of the body (1); the bottom end of the fixed chamber (24) is provided with a dust exhaust port (25), and a sealing cover (26) is arranged at the dust exhaust port (25).

3. A thin layer chromatography imaging apparatus as claimed in claim 2, wherein: the ends, close to each other, of the two baffles (20) are both cambered surfaces.

4. A thin layer chromatography imaging apparatus as claimed in claim 3, wherein: one end of the round hole (9) far away from the push rod (10) is fixedly connected with a polymer sealing retaining ring (27).

5. A thin layer chromatography imaging apparatus as claimed in claim 4, wherein: limiting grooves (28) are formed in the top end and the bottom end of the groove (13); the top and the bottom of square pole (15) all the rigid coupling have gag lever post (29), and the other end of gag lever post (29) all is located corresponding spacing groove (28) and rather than sliding fit.

6. A thin layer chromatography imaging apparatus as claimed in claim 5, wherein: and a first flow guide seat (30) and a second flow guide seat (31) with right-angled triangle sections are fixedly connected to two sides of the bottom end of the fixing chamber (24) respectively.

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