CN219199742U - Low-temperature freeze dryer for biological experiments - Google Patents

Abstract

The utility model discloses a low-temperature freeze dryer for biological experiments, which comprises: the freeze dryer body, freeze dryer room is offered at freeze dryer body positive top, and the board is placed to the first board of placing, the board is placed to the second on the inner wall in freeze dryer room, the board is placed to the second, the quantity that the board was placed to the second is two and sets up the inside in freeze dryer room respectively, adjusts stop gear, it places the board to adjust stop gear setting, it includes the fixed block to adjust stop gear, the quantity of fixed block is four and installs the left and right sides in two second bottom of placing boards respectively. According to the utility model, the distance between the placing plates is conveniently adjusted by the mutual matching of the fixing blocks, the clamping grooves, the pulling blocks, the fixing grooves, the fixing rods, the moving blocks and the elastic pieces, so that the distance between the placing plates can be conveniently adjusted according to the size of the articles, and the applicability is improved.

Description

Low-temperature freeze dryer for biological experiments

Technical Field

The utility model relates to the technical field of low-temperature freeze-drying machines, in particular to a low-temperature freeze-drying machine for biological experiments.

Background

The low-temperature freeze dryer is a common drying device for biological medicine experiments, and the low-temperature freeze dryer is in a high vacuum state, and utilizes the sublimation principle to lead the water in the pre-frozen material not to be melted by ice, and is directly sublimated into water vapor in an ice state to be removed, thereby achieving the aim of freeze drying.

According to the application number: the utility model discloses a multifunctional low-temperature freeze dryer for biomedical experiments, which comprises a shell, wherein an inner container is fixedly arranged at the upper end of the inside of the shell, a partition plate is arranged at the middle part of the inside of the inner container, a compressor body is fixedly arranged at the rear side of the bottom end of the inside of the shell, a medicine supporting plate is slidably connected to the inside of the inner container at the upper end and the lower end of the partition plate, temperature and humidity sensors are embedded at the top end of the inner container and the bottom of the partition plate, an end cover is hinged to the front surface of the shell at the outer side of the inner container, defrosting boxes are slidably connected to the bottom ends of the two sides of the shell, a moisture discharging fan is embedded at the upper end of the left side of the shell, and the input end of the moisture discharging fan is fixedly connected with a moisture discharging port at the left side of the inner container through a moisture sucking pipeline. The device has the advantages of simple and reasonable structural design, convenient operation, capability of realizing freeze-drying at different temperatures, thawing, effective dehumidification, safety, stability, multiple functions, wide application range and contribution to popularization; above-mentioned low temperature freeze dryer of case row is inconvenient to adjust the interval between the layer board, and the interval between the layer board can't be adjusted according to the actual size of article, leads to the layer board to use comparatively inconvenient to influence its suitability, for this reason, we provide a low temperature freeze dryer for the biological assay.

Disclosure of Invention

The utility model aims to provide a low-temperature freeze dryer for biological experiments, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a cryofreeze dryer for use in biological experiments, comprising:

a freeze dryer body;

the freeze-drying chamber is arranged at the top of the front surface of the freeze dryer body;

a first placing plate mounted on an inner wall of the lyophilization chamber;

the second placing plates are two in number and are respectively arranged in the freeze-drying chamber;

the adjusting and limiting mechanisms are arranged on the second placing plates and comprise four fixing blocks, the fixing blocks are respectively arranged on the left side and the right side of the bottoms of the two second placing plates, clamping blocks are arranged on one sides, close to each other, of the two fixing blocks, clamping grooves matched with the clamping blocks are respectively arranged on the left side and the right side of the inner wall of the freeze-drying chamber, pulling blocks are respectively arranged on one sides, close to each other, of the two clamping blocks, and one sides, close to the clamping grooves, of the clamping blocks sequentially penetrate through the fixing blocks and the clamping grooves and extend to the inner parts of the clamping grooves to be in contact with the inner walls of the clamping grooves;

and the placement mechanism is arranged on the second placement plate.

Preferably, the bottom of two second placing plates is offered the fixed slot respectively, and the quantity of fixed slot is four, the left and right sides of fixed slot inner wall is through dead lever fixed connection, the surface sliding connection of dead lever has the movable block.

Preferably, the surface of the fixing rod is sleeved with an elastic piece, and the elastic piece is made of a spring.

Preferably, one side of the clamping block, which is close to the moving block, is fixedly connected with the moving block, and one side of the clamping block, which is close to the second placing plate, is in sliding contact with the second placing plate.

Preferably, the placing mechanism comprises placing supporting plates, and the number of the placing supporting plates is three and the placing supporting plates are respectively arranged at the tops of the first placing plate and the second placing plate.

Preferably, the left and right sides of placing the layer board bottom all install the slider, the positive of first board of placing and the positive of second board of placing all offered the spout with slider looks adaptation, the bottom of slider runs through the spout and extends to its inside and the inner wall sliding contact of spout.

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

1. according to the utility model, the distance between the placing plates is conveniently adjusted by the mutual matching of the fixing blocks, the clamping grooves, the pulling blocks, the fixing grooves, the fixing rods, the moving blocks and the elastic pieces, so that the distance between the placing plates can be conveniently adjusted according to the size of the articles, and the applicability is improved.

2. The utility model is convenient for storing articles by mutually matching the placing support plate, the sliding block and the sliding groove, and the placing support plate is convenient to take out from the freeze-drying chamber, thereby improving the flexibility in use.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional view of a front view of the structure of the present utility model;

fig. 3 is a cross-sectional view showing the structure of the second placing plate, the adjusting and limiting mechanism and the placing mechanism in front view.

In the figure: the freeze dryer comprises a freeze dryer body, a freeze dryer chamber 11, a first placing plate 12, a second placing plate 13, an adjusting and limiting mechanism 2, a fixing block 21, a clamping block 22, a clamping groove 23, a pulling block 24, a fixing groove 25, a fixing rod 26, a moving block 27, an elastic piece 28, a placing mechanism 3 and a placing supporting plate 31, a sliding block 32 and a sliding groove 33.

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.

Referring to fig. 1-3, a cryofreeze dryer for biological experiments, comprising: the freeze dryer body 1 and freeze dryer room 11, freeze dryer room 11 are offered at freeze dryer body 1 positive top, and the front of freeze dryer body 1 has sealed lid through sizing material swing joint.

A first placing plate 12, the first placing plate 12 being mounted on an inner wall of the lyophilization chamber 11.

The second place the board 13, the quantity of the board 13 is two and set up in the inside of freeze-drying room 11 respectively, and the board 13 is placed to the second one side that is close to the inner wall of freeze-drying room 11 and the inner wall mutual contact of freeze-drying room 11.

The adjusting and limiting mechanism 2 is arranged on the second placing plate 13, the adjusting and limiting mechanism 2 comprises fixing blocks 21, the fixing blocks 21 are four in number and are respectively arranged on the left side and the right side of the bottoms of the two second placing plates 13, clamping blocks 22 are respectively arranged on the left side and the right side of the inner wall of the freeze-drying chamber 11, clamping grooves 23 matched with the clamping blocks 22 are respectively arranged on the left side and the right side of the inner wall of the freeze-drying chamber 11, pull blocks 24 are respectively fixedly connected on the side of the two clamping blocks 22, which are close to the clamping grooves 23, one side of the clamping blocks 22 sequentially penetrates through the fixing blocks 21 and the clamping grooves 23 and extends to the inside of the clamping grooves 23 to be in contact with the inner wall of the clamping grooves 23, fixing grooves 25 are respectively arranged on the bottoms of the two second placing plates 13, the fixing grooves 25 are four in number, the left side and the right side of the inner wall of the fixing grooves 25 are fixedly connected through fixing rods 26, moving blocks 27 are fixedly connected on the surface of the fixing rods 26, one side of the clamping blocks 22, which is close to the moving blocks 27, is in sliding contact with the second placing plates 13, and elastic pieces 28 are sleeved on the surfaces 28 of the fixing rods 26.

Through the mutually supporting of fixed block 21, fixture block 22, draw-in groove 23, pull block 24, fixed slot 25, dead lever 26, movable block 27 and elastic component 28 to conveniently adjust the interval of placing between the board, thereby conveniently make the interval of placing between the board can be adjusted according to the size of article, thereby improved the suitability.

Placing the mechanism 3, placing the mechanism 3 and setting up on the board 13 is placed to the second, placing the mechanism 3 and placing the layer board 31 including placing the layer board 31, place the layer board 31 the quantity for three and set up respectively at the top of placing board 12 and second and place the board 13, the top of placing the board 12 and place the bottom of layer board 31 and contact each other, the top of placing the board 13 and the bottom of placing the layer board 31 contact each other, the equal fixedly connected with slider 32 of left and right sides of placing the layer board 31 bottom, the positive of placing the board 12 and the positive of placing the board 13 of second all offered the spout 33 with slider 32 looks adaptation, the bottom of slider 32 runs through spout 33 and extends to its inside and the inner wall sliding contact of spout 33.

Specifically, the placing tray 31 is pulled forward, and the placing tray 31 drives the sliding block 32 to move forward, so that the placing tray 31 can be pulled out from the freeze-drying chamber 11.

Through the mutual cooperation of the placing support plate 31, the sliding block 32 and the sliding groove 33, the storage device is convenient for storing articles, and the placing support plate 31 is convenient to take out from the freeze-drying chamber 11, so that the flexibility in use is improved.

When the two-hand clamping device is used, articles can be placed on the placing support plate 31, when the distance between the placing plates needs to be adjusted, one hand simultaneously pulls the two pulling blocks 24, the pulling blocks 24 drive the clamping blocks 22 to move away from the clamping grooves 23, the clamping blocks 22 drive the moving blocks 27 to squeeze the elastic pieces 28 to move, the clamping blocks 22 are separated from the clamping grooves 23, then the second placing plates 13 are pushed upwards, the second placing plates 13 drive the clamping blocks 22 to move upwards, when the second placing plates 13 move upwards to a proper distance, the pulling blocks 24 are loosened, and the clamping blocks 22 move close to the clamping grooves 23 through the restoring elastic force of the elastic pieces 28, so that the clamping blocks 22 are inserted into the corresponding clamping grooves 23.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A cryofreeze dryer for use in biological experiments, comprising:

a freeze dryer body (1);

the freeze-drying chamber (11), the freeze-drying chamber (11) is arranged at the top of the front surface of the freeze dryer body (1);

a first placement plate (12), the first placement plate (12) being mounted on an inner wall of the lyophilization chamber (11);

the second placing plates (13), the number of the second placing plates (13) is two and are respectively arranged inside the freeze-drying chamber (11);

the device comprises an adjusting limiting mechanism (2), wherein the adjusting limiting mechanism (2) is arranged on a second placing plate (13), the adjusting limiting mechanism (2) comprises fixing blocks (21), the number of the fixing blocks (21) is four, the fixing blocks are respectively arranged on the left side and the right side of the bottoms of the two second placing plates (13), clamping blocks (22) are respectively arranged on one side, close to each other, of each fixing block (21), clamping grooves (23) matched with the clamping blocks (22) are respectively arranged on the left side and the right side of the inner wall of a freeze-drying chamber (11), pull blocks (24) are respectively arranged on one side, close to each other, of each clamping block (22) sequentially penetrates through the fixing blocks (21) and the clamping grooves (23) and extends to the inner side, close to each clamping groove (23), of each clamping block is in contact with the inner wall of each clamping groove (23);

and the placement mechanism (3) is arranged on the second placement plate (13).

2. The cryofreeze-dryer for biological experiments according to claim 1, wherein: the bottom of two second place board (13) has seted up fixed slot (25) respectively, and the quantity of fixed slot (25) is four, the left and right sides of fixed slot (25) inner wall is through dead lever (26) fixed connection, the surface sliding connection of dead lever (26) has movable block (27).

3. The cryofreeze-dryer for biological experiments as claimed in claim 2, wherein: the surface of the fixed rod (26) is sleeved with an elastic piece (28), and the elastic piece (28) is made of a spring.

4. A cryofreeze-dryer for biological experiments as claimed in claim 3 wherein: one side of the clamping block (22) close to the moving block (27) is fixedly connected with the moving block (27), and one side of the clamping block (22) close to the second placing plate (13) is in sliding contact with the second placing plate (13).

5. The cryofreeze-dryer for biological experiments according to claim 1, wherein: the placement mechanism (3) comprises placement support plates (31), wherein the number of the placement support plates (31) is three, and the placement support plates are respectively arranged at the tops of the first placement plate (12) and the second placement plate (13).

6. The cryofreeze-dryer for biological experiments as recited in claim 5 wherein: slide blocks (32) are arranged on the left side and the right side of the bottom of the placing support plate (31), sliding grooves (33) matched with the slide blocks (32) are formed in the front face of the first placing plate (12) and the front face of the second placing plate (13), and the bottom of the slide blocks (32) penetrates through the sliding grooves (33) and extends to the inner wall of the sliding grooves (33) to be in sliding contact with the inner wall of the sliding grooves (33).

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