CN218936937U - Improved critical point dryer - Google Patents

Abstract

The utility model discloses an improved critical point dryer which comprises a shell, a sample chamber, a T-shaped chute and a driving sprocket, wherein the T-shaped chute is arranged on the inner wall of the shell, a T-shaped sliding strip is arranged on the inner wall of the T-shaped chute, the sample chamber is arranged at the top of the shell, a first motor is arranged on the inner wall of the shell and above the driving sprocket, and a control mechanism is arranged on the outer wall of the shell. According to the utility model, the first motor is arranged to drive the second bevel gear to rotate, the second bevel gear can drive the first bevel gear to rotate, the first bevel gear can drive the linkage column to rotate, the linkage column can drive the driving sprocket to rotate, the driving sprocket can drive the toothed chain to rotate, the driven sprocket can assist the toothed chain to rotate, the toothed chain can drive the storage box to move through the connecting block, the storage box is used for containing tools, the T-shaped sliding strip can stretch and retract relative to the T-shaped sliding groove, so that the storage box can stably move, and convenience in taking tools is realized.

Description

Improved critical point dryer

Technical Field

The utility model relates to the technical field of critical point drying, in particular to an improved critical point dryer.

Background

The method is a method for drying the aqueous biological sample, when the liquid is in a critical state, the interface of the object phase is eliminated, the surface tension is equal to zero, the sample is dried under the condition, the structure of the sample can be kept from deformation, and the sample is dried better, so that an improved critical point dryer is needed.

The existing critical point dryer has the following defects:

patent document CN207729933U discloses a critical point dryer, and the claim "of protection includes casing, admission valve and discharge valve, the casing comprises a airtight cavity by end acoustic celotex board, top acoustic celotex board and side acoustic celotex board, be provided with the sample cell of placing the sample in the cavity, be provided with the soundproof cotton between casing and the sample cell, the soundproof cotton is fixed on the acoustic celotex board of both sides, the port connection of admission valve and discharge valve has the amortization cylinder. Noise generated in the working process of the critical point dryer can be blocked in the cavity by the sound insulation plate and the sound insulation cotton and cannot be transmitted to the outside of the shell, so that the purpose of reducing the noise is achieved. ".

However, the critical point dryer disclosed in the above publication mainly aims at solving the problem that noise is generated when carbon dioxide and a stirrer are introduced to stir the sample during the drying process or when the sample chamber is exhausted, and the conventional critical point dryer has no tools, needs to perform a series of operation preparation on the sample and the device before drying the sample, uses some necessary tools, and has imperfect treatment on the problem that the tools are difficult to find.

Therefore, an improved critical point dryer is developed, and a space for storing tools can be arranged in the critical point dryer, so that the tools can be conveniently found and taken when the tools are needed.

Disclosure of Invention

The utility model aims to provide an improved critical point dryer, which solves the problem that the critical point dryer proposed in the background art has no storage tool.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an improved generation critical point desiccator, includes casing, sample room, T type spout and driving sprocket, T type spout is installed to the inner wall of casing, the inner wall of T type spout is equipped with T type draw runner, the outer wall of T type draw runner is installed the storing box, and the storing box is used for holding the instrument, and T type draw runner can stretch out and draw back relative to T type spout;

the top of casing installs the sample room, the inner wall of casing installs drive sprocket through the axle, and drive sprocket is located the top of T type spout, first motor is installed to the inner wall of casing, and first motor is located the top of drive sprocket, control mechanism is installed to the outer wall of casing, and first motor can drive the second bevel gear and rotate.

Preferably, the bottom of casing installs the stabilizer blade, and the touch-sensitive screen is installed to the outer wall of casing, and the stabilizer blade is used for supporting the casing.

Preferably, a cavity is arranged on the inner wall of the sample chamber, and the cavity is used for containing a sample.

Preferably, the inner wall of casing installs driven sprocket through the axle, and driven sprocket is located one side of driving sprocket, and driven sprocket's top cover is equipped with the toothed chain, and driving sprocket passes through the toothed chain transmission with driven sprocket and is connected, and the connecting block is installed to the outer wall of toothed chain, and the outer wall of connecting block is connected with the outer wall of storing box, and the linkage post is installed to driving sprocket's outer wall, and first bevel gear is installed to the outer wall of linkage post, and driving sprocket can drive the toothed chain and rotate, and driven sprocket can assist the toothed chain to rotate.

Preferably, the output end of the first motor is provided with a second bevel gear, the second bevel gear is meshed with the first bevel gear, and the second bevel gear can drive the first bevel gear to rotate.

Preferably, the second motor is installed to control mechanism's outer wall, and the output of second motor extends into control mechanism's inside, and two-way lead screw is installed to the output of second motor, and the outer wall cover of two-way lead screw is equipped with the slider, and the slider meshes with two-way lead screw mutually, and the bottom of slider is installed and is covered, and the second motor can drive two-way lead screw and rotate, and two-way lead screw can understand two the same lead screws and install in opposite directions together.

Preferably, the stopper is installed to the bottom of covering, and the gag lever post is installed in the outer wall penetration of stopper, and the mount is installed to the one end of gag lever post, and the mount can support the gag lever post, and the stopper can slide relative gag lever post.

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

1. according to the utility model, the first motor is arranged to drive the second bevel gear to rotate, the second bevel gear can drive the first bevel gear to rotate, the first bevel gear can drive the linkage column to rotate, the linkage column can drive the driving sprocket to rotate, the driving sprocket can drive the toothed chain to rotate, the driven sprocket can assist the toothed chain to rotate, the toothed chain can drive the storage box to move through the connecting block, the storage box is used for containing tools, the T-shaped sliding strip can stretch out and draw back relative to the T-shaped sliding groove, so that the storage box can stably move, and convenience in taking tools is realized;

2. according to the utility model, the control mechanism is arranged for bearing the control mechanical structure for covering, the second motor can drive the bidirectional screw rod to rotate, the bidirectional screw rod can be understood that two identical screw rods are arranged in opposite directions, the bidirectional screw rod can drive the sliding block to move, the sliding block can drive the covering to move, the fixing frame can support the limiting rod, the limiting block can slide relative to the limiting rod, so that the covering can stably move, and when the touch screen is not used, the covering can cover the touch screen so as to prevent dust from falling on during long-term use, and the touch screen is inconvenient to use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of a portion of the storage box according to the present utility model;

FIG. 3 is a schematic top view of a portion of the storage box according to the present utility model;

FIG. 4 is a schematic view of a rear view of a storage box according to the present utility model;

fig. 5 is a schematic view of a control mechanism part structure of the present utility model.

In the figure: 1. a housing; 101. a support leg; 102. a touch screen; 2. a sample chamber; 201. a cavity; 3. a T-shaped chute; 301. a T-shaped slide bar; 302. a storage box; 4. a drive sprocket; 401. a driven sprocket; 402. a toothed chain; 403. a connecting block; 404. a linkage column; 405. a first bevel gear; 5. a first motor; 501. a second bevel gear; 6. a control mechanism; 601. a second motor; 602. a bidirectional screw rod; 603. a slide block; 604. covering; 7. a limiting block; 701. a limit rod; 702. and a fixing frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 2, 3 and 4, an improved critical point dryer comprises a housing 1, a sample chamber 2, a T-shaped chute 3 and a driving sprocket 4, wherein the T-shaped chute 3 is installed on the inner wall of the housing 1, a T-shaped slide bar 301 is arranged on the inner wall of the T-shaped chute 3, a storage box 302 is installed on the outer wall of the T-shaped slide bar 301, the driving sprocket 4 is installed on the inner wall of the housing 1 through a shaft, the driving sprocket 4 is located above the T-shaped chute 3, a first motor 5 is installed on the inner wall of the housing 1 and above the driving sprocket 4, a driven sprocket 401 is installed on the inner wall of the housing 1 through a shaft, the driven sprocket 401 is located on one side of the driving sprocket 4, a toothed chain 402 is sleeved on the top of the driven sprocket 401, the driving sprocket 4 is in transmission connection with the driven sprocket 401 through the toothed chain 402, a connecting block 403 is installed on the outer wall of the toothed chain 402, the outer wall of the connecting block 403 is connected with the outer wall of the storage box 302, the outer wall of the driving sprocket 4 is provided with a linkage column 404, the outer wall of the linkage column 404 is provided with a first bevel gear 405, the output end of the first motor 5 is provided with a second bevel gear 501, the second bevel gear 501 is meshed with the first bevel gear 405, the first motor 5 can drive the second bevel gear 501 to rotate, the second bevel gear 501 can drive the first bevel gear 405 to rotate, the first bevel gear 405 can drive the linkage column 404 to rotate, the linkage column 404 can drive the driving sprocket 4 to rotate, the driving sprocket 4 can drive the toothed chain 402 to rotate, the driven sprocket 401 can assist the toothed chain 402 to rotate, the toothed chain 402 can drive the storage box 302 to move through the connecting block 403, the storage box 302 is used for accommodating tools, the T-shaped sliding bar 301 can stretch relative to the T-shaped sliding chute 3, thereby the storage box 302 can be stably moved, thereby realizing convenient taking of the tool.

Referring to fig. 1, a support leg 101 is installed at the bottom of the casing 1, a touch screen 102 is installed on the outer wall of the casing 1, a sample chamber 2 is installed at the top of the casing 1, a cavity 201 is installed on the inner wall of the sample chamber 2, a current critical point dryer generally comprises an air inlet valve, an air outlet valve, the sample chamber 2 and a stirrer, pre-cooling treatment is performed on the sample chamber 2 before a sample is put into the sample chamber, the sample is put into the sample chamber 2 after the required temperature is reached, the air inlet valve is opened, carbon dioxide is introduced to start drying the sample, meanwhile, in order to improve the replacement speed, the stirrer is opened, so that the sample is fully dissolved and replaced, after the sample is dried, the air outlet valve is opened to perform air release and decompression, when the pressure of the sample chamber 2 is 0, a cavity cover is opened, the sample is taken out from the sample chamber 2, the support leg 101 is used for supporting the casing 1, the critical point dryer can be controlled through the touch screen 102, and the cavity 201 is used for accommodating the sample.

Referring to fig. 1 and 5, the outer wall of the housing 1 is provided with a control mechanism 6, the outer wall of the control mechanism 6 is provided with a second motor 601, the output end of the second motor 601 extends into the control mechanism 6, the output end of the second motor 601 is provided with a bidirectional screw 602, the outer wall of the bidirectional screw 602 is sleeved with a sliding block 603, the sliding block 603 is meshed with the bidirectional screw 602, the bottom of the sliding block 603 is provided with a cover 604, the bottom of the cover 604 is provided with a limiting block 7, the outer wall of the limiting block 7 penetrates through and is provided with a limiting rod 701, one end of the limiting rod 701 is provided with a fixing frame 702, the control mechanism 6 is used for bearing a control mechanical structure for the cover 604, the second motor 601 can drive the bidirectional screw 602 to rotate, the bidirectional screw 602 can be understood as two identical screws are installed together in opposite directions, the bidirectional screw 602 can drive the sliding block 603 to move, the sliding block 603 can drive the cover 604 to move, the fixing frame 702 can support the limiting rod 701, the limiting block 7 can slide relatively to the limiting rod 701, thus the cover 604 can move, when the touch screen 102 is not used, the touch screen 604 is not used, and can not be used for covering dust for a long time.

In the working principle, the first motor 5 can drive the second bevel gear 501 to rotate, the second bevel gear 501 can drive the first bevel gear 405 to rotate, the first bevel gear 405 can drive the linkage column 404 to rotate, the linkage column 404 can drive the driving sprocket 4 to rotate, the driving sprocket 4 can drive the toothed chain 402 to rotate, the driven sprocket 401 can assist the toothed chain 402 to rotate, the toothed chain 402 can drive the storage box 302 to move through the connecting block 403, the storage box 302 is used for containing tools, the T-shaped slide 301 can stretch and retract relative to the T-shaped chute 3, thereby the storage box 302 can be stably moved, so that the tools can be conveniently taken, the current critical point dryer generally comprises an air inlet valve, an air outlet valve, a sample chamber 2 and a stirrer, the sample is firstly precooled in the sample chamber 2 before the sample is put in, the sample is put in the sample chamber 2 after the required temperature is reached, the air inlet valve is opened, carbon dioxide is introduced to start drying a sample, a stirrer is opened to fully dissolve and replace the sample, an exhaust valve is opened to release air and reduce pressure after the sample is dried, when the pressure of a sample chamber 2 is 0, a cavity cover is opened, the sample is taken out of the sample chamber 2, a support leg 101 is used for supporting a shell 1, a critical point dryer can be controlled through a touch screen 102, a cavity 201 is used for accommodating the sample, a control mechanism 6 is used for bearing a control mechanical structure for a cover 604, a second motor 601 can drive a bidirectional screw 602 to rotate, the bidirectional screw 602 can be understood that two identical screws are oppositely arranged together, the bidirectional screw 602 can drive a sliding block 603 to move, the sliding block 603 can drive a cover 604 to move, a fixing frame 702 can support a limit rod 701, a limit block 7 can slide relative to the limit rod 701, thus, the cover 604 can be moved smoothly, and when the touch screen 102 is not in use, the cover 604 can cover up the touch screen, so that dust falling on the touch screen is prevented from being used for a long time, and the subsequent use is inconvenient.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an improved generation critical point desiccator, includes casing (1), sample room (2), T type spout (3) and drive sprocket (4), its characterized in that: a T-shaped sliding groove (3) is formed in the inner wall of the shell (1), a T-shaped sliding strip (301) is arranged on the inner wall of the T-shaped sliding groove (3), and a storage box (302) is arranged on the outer wall of the T-shaped sliding strip (301);

sample room (2) are installed at the top of casing (1), driving sprocket (4) are installed through the axle to the inner wall of casing (1), and driving sprocket (4) are located the top of T type spout (3), first motor (5) are installed to the inner wall of casing (1), and first motor (5) are located the top of driving sprocket (4), control mechanism (6) are installed to the outer wall of casing (1).

2. An improved critical point dryer as claimed in claim 1, wherein: the bottom of the shell (1) is provided with supporting legs (101), and the outer wall of the shell (1) is provided with a touch screen (102).

3. An improved critical point dryer as claimed in claim 1, wherein: the inner wall of the sample chamber (2) is provided with a cavity (201).

4. An improved critical point dryer as claimed in claim 1, wherein: the inner wall of casing (1) is installed driven sprocket (401) through the axle, and driven sprocket (401) are located one side of driving sprocket (4), toothed chain (402) are equipped with to the top cover of driven sprocket (401), and driving sprocket (4) are connected through toothed chain (402) transmission with driven sprocket (401), connecting block (403) are installed to the outer wall of toothed chain (402), and the outer wall of connecting block (403) is connected with the outer wall of storing box (302), link post (404) are installed to the outer wall of driving sprocket (4), first bevel gear (405) are installed to the outer wall of link post (404).

5. An improved critical point dryer as claimed in claim 1, wherein: the output end of the first motor (5) is provided with a second bevel gear (501), and the second bevel gear (501) is meshed with the first bevel gear (405).

6. An improved critical point dryer as claimed in claim 1, wherein: the outer wall of control mechanism (6) is installed second motor (601), and the output of second motor (601) extends into the inside of control mechanism (6), and two-way lead screw (602) are installed to the output of second motor (601), and slider (603) are installed to the outer wall cover of two-way lead screw (602), and slider (603) meshes with two-way lead screw (602), and cover (604) are installed to the bottom of slider (603).

7. The improved critical point dryer as claimed in claim 6, wherein: a limiting block (7) is arranged at the bottom of the cover (604), a limiting rod (701) is arranged on the outer wall of the limiting block (7) in a penetrating mode, and a fixing frame (702) is arranged at one end of the limiting rod (701).

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