CN215560321U - Intelligent PCR instrument capable of intelligently adjusting internal positioning space and convenient to use - Google Patents

Abstract

The utility model discloses an intelligent PCR instrument which can intelligently adjust the internal positioning space and is convenient to use, and the intelligent PCR instrument comprises a box body, wherein a case is fixedly arranged on the back surface of the box body, a shell is fixedly arranged at the bottom of an inner cavity of the box body, a stepping motor is fixedly arranged on the left side of the inner cavity of the shell, and a bidirectional threaded rod is fixedly connected to the right side of the stepping motor. According to the utility model, through the arrangement of the stepping motor, the stepping motor can drive the bidirectional threaded rod to rotate, and can drive the threaded sleeve to horizontally move inwards or outwards, and the threaded sleeve can drive the fixing plate to move, so that after the sample plate is placed in the inner cavity of the box body, the fixing plate is moved until the sample plate is attached to the sample plate for positioning, and the sample plate can be simultaneously suitable for fixing sample plates with various sizes, thereby effectively improving the application range, and simultaneously solving the problems that the existing instrument cannot adjust the positioning device, only can the sample plates with uniform specifications be positioned, and has large limitation, and the use is inconvenient.

Description

Intelligent PCR instrument capable of intelligently adjusting internal positioning space and convenient to use

Technical Field

The utility model relates to the technical field of intelligent PCR instruments, in particular to an intelligent PCR instrument which can intelligently adjust the internal positioning space and is convenient to use.

Background

A PCR analyzer is an analyzer used in biology, basic medicine and pharmacy fields, a real-time fluorescence quantitative PCR instrument is composed of a fluorescence quantitative system and a computer, and is used for monitoring fluorescence in a cyclic process, the computer connected with a real-time device collects fluorescence data, the data is displayed in a chart form through developed real-time analysis software, original data is drawn into a chart of fluorescence intensity relative to cyclic number, the analysis can be started after the original data is collected, the software of the real-time device can normalize the collected data to make up for the difference of background fluorescence, a threshold value level can be set after the normalization, which is the level of analyzing the fluorescence data, at present, a sample disc needs to be fixed when the instrument works, but the existing instrument can not adjust a positioning device, only can position the sample disc with uniform specification, and has large limitation, resulting in inconvenience in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent PCR instrument which can intelligently adjust the internal positioning space and is convenient to use, has the advantages of being capable of adjusting the positioning space, suitable for sample trays of various sizes and convenient to use, and solves the problems that the existing instrument cannot adjust a positioning device, only can position sample trays of uniform specifications, and is large in limitation, so that the use is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: an intelligent PCR instrument capable of intelligently adjusting an internal positioning space and convenient to use comprises a box body, wherein a case is fixedly installed on the back surface of the box body, a shell is fixedly installed at the bottom of an inner cavity of the box body, a stepping motor is fixedly installed on the left side of the inner cavity of the shell, a bidirectional threaded rod is fixedly connected to the right side of the stepping motor, threaded sleeves are movably sleeved on two sides of the surface of the bidirectional threaded rod, a limiting plate is fixedly connected to the top of each threaded sleeve, the bottom of each limiting plate is attached to the top of the shell, fixing seats are fixedly installed on two sides of the inner cavity of the box body, a first rotating shaft is rotatably installed on the front surfaces of the fixing seats, a telescopic supporting rod is rotatably connected to the inner side of each first rotating shaft, a clamping block is fixedly installed on the inner side of each fixing seat, clamping grooves are formed in the inner sides of the clamping blocks, and a fixing plate is fixedly installed on the tops of the limiting plates, the anti-skidding pieces are fixedly mounted on the inner side of the fixing plate, and the micro-controller is fixedly mounted on the front face of the threaded sleeve.

Preferably, the top of the box body is rotatably provided with a top cover, and the top of the top cover is fixedly provided with an observation window.

Preferably, a heat dissipation plate is fixedly mounted on the right side of the box body, and a dustproof sheet is fixedly mounted on the surface of the heat dissipation plate.

Preferably, a control panel is fixedly mounted at the top of the front face of the case, and a limiting shaft is fixedly mounted at the center of the bidirectional threaded rod.

Preferably, the front surface of the fixing plate is rotatably provided with a second rotating shaft, and one side of the second rotating shaft is movably connected with one end of the telescopic supporting rod.

Preferably, the outer side of the fixing plate is fixedly provided with a clamping strip, and the clamping strip is movably clamped in an inner cavity of the clamping groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the stepping motor, the stepping motor can drive the bidirectional threaded rod to rotate, and can drive the threaded sleeve to horizontally move inwards or outwards, the threaded sleeve can drive the fixing plate to move, after the sample plate is placed in the inner cavity of the box body, the fixing plate is moved until the sample plate is attached to the sample plate for positioning, and the fixing plate can be simultaneously suitable for fixing sample plates of various sizes, so that the application range is effectively improved, the fixing plate can be directly driven to fix by receiving signals through the microcontroller, and the clamping can be stopped after the fixing, the intelligent adjusting function is provided, the use is convenient, and the problems that the positioning device cannot be adjusted by the existing instrument, only the sample plates of uniform specification can be positioned, the limitation is large, and the use is inconvenient are caused are solved.

2. According to the utility model, through the arrangement of the telescopic supporting rod, the telescopic supporting rod can be driven to extend or shorten while the fixed plate moves, the effect of supporting the fixed plate is achieved, meanwhile, the limiting plate has a good limiting effect, and the fixed plate is prevented from deviating during movement.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the case of the present invention;

fig. 3 is a sectional view of the housing structure of the present invention.

In the figure: 1. a box body; 2. a top cover; 3. an observation window; 4. a control panel; 5. a chassis; 6. a heat dissipation plate; 7. a dust-proof sheet; 8. a fixing plate; 9. a telescopic support rod; 10. a fixed seat; 11. a first rotating shaft; 12. clamping the strip; 13. a stepping motor; 14. a microcontroller; 15. a threaded sleeve; 16. a bidirectional threaded rod; 17. a limiting shaft; 18. a limiting plate; 19. anti-slip sheets; 20. a housing; 21. a clamping block; 22. a second rotating shaft.

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 the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, an intelligent PCR instrument capable of intelligently adjusting an internal positioning space and facilitating use comprises a box body 1, a top cover 2 is rotatably installed at the top of the box body 1, an observation window 3 is fixedly installed at the top of the top cover 2, a heat dissipation plate 6 is fixedly installed at the right side of the box body 1, a dustproof sheet 7 is fixedly installed on the surface of the heat dissipation plate 6, a case 5 is fixedly installed at the back of the box body 1, a control panel 4 is fixedly installed at the top of the front of the case 5, a limiting shaft 17 is fixedly installed at the center of the bidirectional threaded rod 16, a shell 20 is fixedly installed at the bottom of an inner cavity of the box body 1, a stepping motor 13 is fixedly installed at the left side of the inner cavity of the shell 20, the right side of the stepping motor 13 is fixedly connected with the bidirectional threaded rod 16, threaded sleeves 15 are movably sleeved at both sides of the surface of the bidirectional threaded rod 16, a limiting plate 18 is fixedly connected at the top of the threaded sleeve 15, and the bottom of the limiting plate 18 is attached to the top of the shell 20, fixing seats 10 are fixedly installed on two sides of an inner cavity of the box body 1, a first rotating shaft 11 is rotatably installed on the front surface of the fixing seat 10, a telescopic supporting rod 9 is rotatably connected to the inner side of the first rotating shaft 11, a clamping block 21 is fixedly installed on the inner side of the fixing seat 10, a clamping groove is formed in the inner side of the clamping block 21, a fixing plate 8 is fixedly installed on the top of a limiting plate 18, an anti-slip sheet 19 is fixedly installed on the inner side of the fixing plate 8, a microcontroller 14 is fixedly installed on the front surface of a threaded sleeve 15, the telescopic supporting rod 9 can be driven to extend or shorten while the fixing plate 8 moves through the arrangement of the telescopic supporting rod 9, the fixing plate 8 can support the fixing plate 8, meanwhile, the limiting plate 18 has a good limiting effect and can prevent the fixing plate 8 from deviating during the movement, a second rotating shaft 22 is rotatably installed on the front surface of the fixing plate 8, and one side of the second rotating shaft 22 is movably connected with one end of the telescopic supporting rod 9, the outer side of the fixed plate 8 is fixedly provided with a clamping strip 12, the clamping strip 12 is movably clamped in an inner cavity of the clamping groove, the stepping motor 13 can drive the bidirectional threaded rod 16 to rotate and drive the threaded sleeve 15 to horizontally move inwards or outwards through the arrangement of the stepping motor 13, the threaded sleeve 15 can drive the fixed plate 8 to move, after the sample plate is placed in the inner cavity of the box body 1, the fixed plate 8 is moved until the sample plate is attached to the sample plate for positioning, and the sample plate can be simultaneously suitable for fixing sample plates of various sizes, the application range is effectively improved, the signal can be received by the microcontroller 14 to directly drive the fixed plate 8 to be fixed, and the clamping can be stopped after the sample plate is fixed, the intelligent adjusting function is provided, the use is convenient, the problem that the existing instrument cannot adjust the positioning device and only can position the sample plates of uniform specification is solved, the limitation is large, which causes the problem of inconvenient use.

All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description will be made herein.

During the use, step motor 13 can drive two-way threaded rod 16 and rotate, can drive thread bush 15 simultaneously and inwards or outwards carry out horizontal migration, and thread bush 15 can drive fixed plate 8 and remove, place the sample dish behind box 1 inner chamber, remove fixed plate 8 until pasting mutually with the sample dish, fix a position, can drive flexible bracing piece 9 and extend or shorten in the motion of fixed plate 8, and played the effect of supporting fixed plate 8, limiting plate 18 has played better limiting displacement simultaneously, the skew takes place when preventing fixed plate 8 from moving, and can be applicable to the sample dish of various sizes simultaneously and fix, the effectual application scope that has improved, and can receive signal direct drive fixed plate 8 through microcontroller 14 and fix, and can stop pressing from both sides tightly after fixing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a but intelligent regulation inside positioning space and intelligent PCR appearance convenient to use, includes box (1), its characterized in that: the back fixed mounting of box (1) has quick-witted case (5), the bottom fixed mounting of box (1) inner chamber has casing (20), the left side fixed mounting of casing (20) inner chamber has step motor (13), the right side fixedly connected with two-way threaded rod (16) of step motor (13), the equal movable sleeve in both sides on two-way threaded rod (16) surface is equipped with thread bush (15), the top fixedly connected with limiting plate (18) of thread bush (15), the bottom of limiting plate (18) is laminated with the top of casing (20) mutually, the equal fixed mounting in both sides of box (1) inner chamber has fixing base (10), the front of fixing base (10) is rotated and is installed first pivot (11), the inboard rotation of first pivot (11) is connected with flexible bracing piece (9), the inboard fixed mounting of fixing base (10) has fixture block (21), the clamping groove is formed in the inner side of the clamping block (21), the fixing plate (8) is fixedly mounted at the top of the limiting plate (18), the anti-skidding piece (19) is fixedly mounted on the inner side of the fixing plate (8), and the microcontroller (14) is fixedly mounted on the front face of the threaded sleeve (15).

2. The intelligent PCR instrument capable of intelligently adjusting internal positioning space and being convenient to use as claimed in claim 1, wherein: the top of box (1) is rotated and is installed top cap (2), the top fixed mounting of top cap (2) has observation window (3).

3. The intelligent PCR instrument capable of intelligently adjusting internal positioning space and being convenient to use as claimed in claim 1, wherein: the right side fixed mounting of box (1) has heating panel (6), the fixed surface of heating panel (6) installs dust guard (7).

4. The intelligent PCR instrument capable of intelligently adjusting internal positioning space and being convenient to use as claimed in claim 1, wherein: the top of the front surface of the case (5) is fixedly provided with a control panel (4), and the center of the bidirectional threaded rod (16) is fixedly provided with a limit shaft (17).

5. The intelligent PCR instrument capable of intelligently adjusting internal positioning space and being convenient to use as claimed in claim 1, wherein: the front of fixed plate (8) is rotated and is installed second pivot (22), one side and the one end swing joint of flexible bracing piece (9) of second pivot (22).

6. The intelligent PCR instrument capable of intelligently adjusting internal positioning space and being convenient to use as claimed in claim 1, wherein: the outer side of the fixing plate (8) is fixedly provided with a clamping strip (12), and the clamping strip (12) is movably clamped in an inner cavity of the clamping groove.

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