CN215179110U

CN215179110U - Freezing platform of paraffin embedding machine

Info

Publication number: CN215179110U
Application number: CN202121523070.7U
Authority: CN
Inventors: 卢如意; 张倩; 孙静; 冯靖祎
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-14
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses a freezing table of a paraffin embedding machine, which comprises a casing, a workbench and a cooling table; the shell is provided with a first inner cavity and a second inner cavity which are communicated with each other; a workbench is fixed at the top of the first inner cavity, an operation surface of the workbench is provided with a plurality of grooves for embedding samples, both sides of the upper surface of each groove are provided with light touch switches capable of contacting with the embedded samples, and the top of each groove is provided with an indicator light for indicating the working state; a cooling table is fixed in the first inner cavity; the second inner cavity is internally provided with a control panel, a fan, a dustproof filter screen and a plurality of condensers corresponding to each lug boss. The utility model can realize different temperature control of different embedding mould mounting grooves of different freezing tables, and further realize control of different freezing temperatures of different specimens; meanwhile, the control of the freezing time of different specimens can be realized, the seamless connection of the working time of the freezing table is realized, the efficient utilization is achieved, and the experience of operators is not needed.

Description

Freezing platform of paraffin embedding machine

Technical Field

The utility model belongs to the technical field of the pathological examination, especially, relate to a freezing platform of paraffin embedding machine for accelerating biological tissue embedding paraffin cooling crystallization.

Background

The embedding machine is also called biological tissue embedding machine or paraffin embedding machine or freezing embedding machine, is medical equipment necessary for all levels of medical institutions in province, city and county, and is special medical equipment for tissue paraffin embedding and rapid cooling after dehydrating and waxing a human body or a plant specimen so as to provide histological diagnosis and research after slicing. The paraffin embedding machine generally comprises two devices, namely an embedding machine and a freezing table. Patent application No. 201922087671.7 discloses a freezing table of a uni tma chip embedding machine, which can meet the freezing requirements of different specimens, but can be further improved on the technology: 1) controlling different freezing temperatures of different samples; 2) the control of different sample freezing time prompts operating personnel to take away embedded samples in time after freezing is completed, places new embedded samples needing freezing, and does not need to realize high-efficiency reasonable utilization of the machine according to the working experience of the operating personnel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect among the prior art to a freezing platform of paraffin embedding machine is provided. The utility model discloses a refrigerating station: on one hand, different temperature control of different embedding mold mounting grooves of the freezing table is realized by matching a condenser for each groove for independent refrigeration and a temperature probe for independent monitoring, and further different freezing temperatures of different specimens are controlled; in addition, on one hand, the control of the freezing time of different samples can be realized, after freezing is finished, an operator is prompted to take away an embedded sample in time and place a new embedded sample needing to be frozen, the seamless connection of the working time of the freezing table is realized, high-efficiency reasonable utilization is achieved, and real-time supervision according to the operator is not needed.

The utility model provides a freezing table of a paraffin embedding machine, which comprises a casing, a workbench and a cooling table; the shell is provided with a first inner cavity and a second inner cavity which are communicated with each other; a workbench is fixed at the top of the first inner cavity, a panel is fixed on the side surface of the second inner cavity, and the first inner cavity and the second inner cavity are sealed through the workbench and the panel;

the operating surface of the workbench is provided with a plurality of grooves for embedding samples, both sides of the upper surface of each groove are provided with light touch switches capable of contacting with the embedded samples, and the top of each groove is provided with an indicator light for indicating the working state; a cooling table is fixed in the first inner cavity, a plurality of bosses corresponding to the positions of the grooves of the workbench are arranged on the upper surface of the cooling table, and the upper surface of each boss is in contact with the bottom surface of the corresponding groove; a guide pipe connected with a corresponding condenser arranged in the second inner cavity is arranged in each boss and used for realizing the refrigeration of each boss;

the second inner cavity is internally provided with a control panel, a fan, a dustproof filter screen and a plurality of condensers corresponding to the bosses; the control panel is respectively connected with the condenser, the tact switch and the indicator light through leads; the shell positioned on two sides of the second inner cavity is respectively provided with fifth holes, and the two fifth holes are covered with dustproof filter screens; and a fan with an outward air outlet is arranged in the second inner cavity and adjacent to the dustproof filter screen and used for discharging heat in the second inner cavity.

Preferably, the indicator light is an LED light capable of displaying three colors of red, green and yellow.

Further, the state of the indicator light is controlled through the control panel; the pilot lamp is in the green light and often flashes the state and shows the work in, is in the green light and often lights the state and shows that the work is accomplished, is in the yellow light and often lights the state and shows that the recess is idle and can put into the embedding sample, is in the red light and often lights the state and shows that the corresponding recess temperature is unusual.

Preferably, a temperature probe connected with the control board is arranged below each groove and used for indicating the temperature of each groove.

Preferably, the housing has a stepped structure, the first inner cavity is located at the front side, and the second inner cavity is located at the rear side.

Preferably, the workbench is fixedly installed on the machine shell through screws and completely seals the top of the first inner cavity.

Preferably, the casing is provided with a power switch for controlling the opening and closing of the freezing table in a snap-in fixing manner.

Preferably, the casing is provided with a touch display screen for controlling the operation of the freezing table in a fastening and fixing mode, and the touch display screen is connected with the control panel through a lead.

Preferably, when the embedded sample is placed in the groove and the tact switch is pressed, the control panel controls the refrigeration time of the corresponding condenser to the groove.

Preferably, all the grooves are uniformly distributed on the operating surface of the workbench.

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

on one hand, the utility model realizes different temperature control of different freezing table embedding mould mounting grooves by matching a condenser for each groove for independent refrigeration and a temperature probe for independent monitoring, thereby realizing the control of different freezing temperatures of different samples; in addition, on one hand, the control of the freezing time of different samples can be realized, after freezing is finished, an operator is prompted to take away embedded samples in time and place new embedded samples needing to be frozen, the seamless connection of the working time of the freezing table is realized, high-efficiency reasonable utilization is achieved, and the working experience of the operator is not needed. The utility model discloses the simple structure of device, each part can be as required nimble configuration, has excellent using value.

Drawings

Fig. 1 is a schematic structural view of a freezing table of the present invention;

FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 3 is a schematic structural diagram of the housing of FIG. 2;

FIG. 4 is a schematic structural view (a) and a top view (b) of the working table in FIG. 2;

in the figure: 1. a housing; 101. a first lumen; 103. a second hole; 104. a third hole; 106. a fifth hole; 2. a work table; 201. a groove; 202. a sixth hole; 203. a seventh hole; 3. cooling; 4. a tact switch; 5. an indicator light; 6. a power switch; 7. a touch display screen; 8. a condenser; 9. a control panel; 10. a fan; 11. a dustproof filter screen; 13. a panel.

Detailed Description

The invention will be further elucidated and described with reference to the drawings and embodiments. The utility model discloses in the technical characteristics of each embodiment under the prerequisite that does not conflict each other, all can carry out corresponding combination.

As shown in fig. 1 and 2, for the utility model provides a freezing platform of paraffin embedding machine, this freezing platform of paraffin embedding machine mainly includes casing 1, workstation 2, cold platform 3, dabs switch 4, pilot lamp 5, condenser 8, control panel 9, fan 10 and dustproof filter screen 11, will carry out the concrete description below to the structure and the connected mode of each part.

The housing 1 has a first inner cavity 101 and a second inner cavity communicating with each other. In the present embodiment, the cabinet 1 may be provided in a stepped structure, as shown in fig. 3, in consideration of structural stability of the apparatus and convenience in operation by a worker. The first inner cavity 101 is located at the front side, the second inner cavity is located at the rear side, and the height of the second inner cavity is higher than that of the first inner cavity 101. In the cabinet 1, the top position of the first inner cavity 101 is opened, so as to install and maintain the cold stage 3 in the first inner cavity 101; and the rear side of the second inner cavity is opened so as to facilitate the installation and maintenance of the condenser 8, the control panel 9, the fan 10, the dustproof filter screen 11 and other components in the second inner cavity.

The top of the first inner cavity 101 is fixedly connected with a workbench 2 through screws, the side of the second inner cavity is fixedly connected with a panel 13 through screws, and the first inner cavity 101 and the second inner cavity are sealed through the workbench 2 and the panel 13. That is, the cabinet 1, the table 2 and the panel 13 together form a closed space, and the closed space has a first inner cavity 101 and a second inner cavity communicating with each other inside.

As shown in fig. 4, the working surface of the working platform 2 has a plurality of grooves 201 for embedding the sample, and the adjacent grooves 201 have a certain interval therebetween for the operation of the worker. In this embodiment, all the grooves 201 may be uniformly arranged on the operation surface of the table 2. On being located the workstation 2 of every recess 201 upper surface both sides, sixth hole 202 has all been seted up, is used for setting up in the sixth hole 202 and dabs switch 4, and the position of seting up of sixth hole 202 should be close with recess 201 to in the in-service use process, when putting into the embedding sample into recess 201, two ears of embedding sample can be located dabs switch 4 top, and will dabber switch 4 through the action of gravity and push down. A seventh hole 203 is formed in the workbench 2 at the top of each groove 201, and an indicator lamp 5 for indicating the working state is arranged in the seventh hole 203. In practical applications, in order to better reflect a plurality of working states of the freezing table, the indicator lamp 5 may be a multi-color LED lamp, such as a red-green-yellow LED lamp.

A cooling table 3 for refrigeration is fixed below the workbench 2 and in the first inner cavity 101, a plurality of bosses corresponding to the positions of the grooves 201 of the workbench 2 are arranged on the upper surface of the cooling table 3, and the upper surface of each boss is in contact with the bottom surface of the corresponding groove 201. And a guide pipe connected with a corresponding condenser 8 arranged in the second inner cavity is arranged in each boss, so that each boss is respectively refrigerated.

In the second cavity are located a control panel 9, a fan 10, a dust screen 11 and a plurality of condensers 8 corresponding to each boss. That is, the number of condensers 8, grooves 201, and bosses is the same, and one condenser 8 refrigerates one boss and one boss freezes one groove 201 by heat conduction. The control panel 9 is connected with the condenser 8, the tact switch 4 and the indicator lamp 5 through wires. In the present embodiment, in order to better control the temperature condition of each groove 201, a temperature probe connected with the control board 9 can be arranged below each groove 201 for indicating the temperature of each groove 201. The casing 1 at two sides of the second inner cavity is respectively provided with a fifth hole 106, and the two fifth holes 106 are covered with dustproof filter screens 11. And a fan 10 with an outward air outlet is arranged in the second inner cavity and is close to the dustproof filter screen 11 and used for discharging heat in the second inner cavity. The control panel 9, the fan 10, the dustproof filter screen 11 and the condenser 8 can be fixed in the casing 1 with the second inner cavity in a screw fixing mode.

In the practical application process, can be through the state of control panel 9 control pilot lamp 5, pilot lamp 5 is in the green light and often flashes the state and represents the work in, is in the green light and often lights the state and represents that the work is accomplished, is in the yellow light and often lights the state and represents that recess 201 is idle and can put into the embedding sample, is in the red light and often lights the state and represents that corresponding recess 201 temperature is unusual. When the embedded sample is put into the groove 201 and the tact switch 4 is pressed, the refrigerating time of the groove 201 corresponding to the condenser 8 is controlled by the control board 9.

In this embodiment, in order to facilitate the operator to control the refrigeration station more intuitively, the second hole 103 may be formed in the middle of the casing 1, which is in the center of the line of sight of the human eye and is convenient to operate, the touch display screen 7 is fixedly installed in the second hole 103 in a buckling manner, and the touch display screen 7 is connected with the control panel 9 through a wire, so that the operator can control the working state of the refrigeration station by operating the touch display screen 7, and the working state of the refrigeration station can also be reflected on the touch display screen 7 in real time. A third hole 104 is further formed in the side of the casing 1, and a power switch 6 is disposed in the third hole 104 by fastening for controlling the opening and closing of the freezing table.

The utility model discloses a freezing platform is when the actual application, and concrete operation is as follows: 1) the refrigeration table is started through the power switch 6, and the LED yellow lamp is normally on at the moment; 2) the freezing temperature of the required groove 201 is set through the touch display screen 7; 3) the freezing time of the groove 201 is set as required; 4) waiting for the embedded sample to be placed; 5) in the running process of the refrigerator, the control board 9 constantly monitors whether the tact switch 4 is pressed down by an embedded sample, when the embedded sample is put into the groove 201, the tact switch 4 is pressed down under the action of the gravity of the embedded sample, then the control board 9 controls the condenser 8 to start refrigerating the corresponding groove 201, and meanwhile, the control board 9 starts to count down, and the count down time is the freezing time set initially; when the LED lamp is in a green state, the groove is in a working state; after the countdown is finished, the LED green light is normally on, and the sample can be taken away after the freezing is finished; 6) the control board 9 constantly monitors whether the tact switch 4 bounces (that is, whether a sample is taken away or not), and once the tact switch 4 bounces is monitored, the sample is taken away, and at the moment, the LED yellow lamp is normally on to prompt that a new sample can be placed; and (4) repeating the steps 2) to 6) as required, and realizing the shutdown of the refrigerating station through the power switch 6 according to actual conditions.

The freezing table structure of the utility model realizes different temperature control of different freezing table embedding mold mounting grooves by matching a condenser for each groove for independent refrigeration and a temperature probe for independent monitoring on one hand, thereby realizing control of different freezing temperatures of different samples; in addition, on one hand, the control of the freezing time of different samples can be realized, after freezing is finished, an operator is prompted to take away embedded samples in time and place new embedded samples needing to be frozen, the seamless connection of the working time of the freezing table is realized, high-efficiency reasonable utilization is achieved, and the experience of the operator is not needed.

The above-mentioned embodiments are merely a preferred embodiment of the present invention, but it is not intended to limit the present invention. Various changes and modifications can be made by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present invention. Therefore, all the technical schemes obtained by adopting the mode of equivalent replacement or equivalent transformation fall within the protection scope of the utility model.

Claims

1. A freezing table of a paraffin embedding machine is characterized by comprising a casing (1), a workbench (2) and a cooling table (3); the shell (1) is provided with a first inner cavity (101) and a second inner cavity which are communicated with each other; a workbench (2) is fixed at the top of the first inner cavity (101), a panel (13) is fixed on the side surface of the second inner cavity, and the first inner cavity (101) and the second inner cavity are sealed through the workbench (2) and the panel (13);

the operating surface of the workbench (2) is provided with a plurality of grooves (201) for embedding samples, both sides of the upper surface of each groove (201) are provided with a light touch switch (4) capable of contacting with the embedded samples, and the top of each groove (201) is provided with an indicator light (5) for indicating the working state; a cooling table (3) is fixed in the first inner cavity (101), a plurality of bosses corresponding to the positions of the grooves (201) of the workbench (2) are arranged on the upper surface of the cooling table (3), and the upper surface of each boss is in contact with the bottom surface of the corresponding groove (201); a conduit connected with a corresponding condenser (8) arranged in the second inner cavity is arranged inside each boss and used for realizing the refrigeration of each boss;

a control panel (9), a fan (10), a dustproof filter screen (11) and a plurality of condensers (8) corresponding to each boss are arranged in the second inner cavity; the control panel (9) is respectively connected with the condenser (8), the tact switch (4) and the indicator lamp (5) through leads; fifth holes (106) are respectively formed in the shell (1) positioned on two sides of the second inner cavity, and dustproof filter screens (11) are covered on the two fifth holes (106); a fan (10) with an outward air outlet is arranged in the second inner cavity and close to the dustproof filter screen (11) and is used for discharging heat in the second inner cavity.

2. The freezing table of a paraffin embedding machine as claimed in claim 1, wherein the indicator light (5) is an LED light which can display three colors of red, green and yellow.

3. Freezing station of a paraffin embedding machine according to claim 2, characterized in that the state of the indicator light (5) is controlled by the control board (9); the indicating lamp (5) is in the green light and often flashes the state and shows work in, is in the green light and often lights the state and shows that work is accomplished, is in the yellow light and often lights the state and shows that recess (201) are idle and can put into the embedding sample, is in the red light and often lights the state and shows that corresponding recess (201) temperature is unusual.

4. Freezing station of a paraffin embedding machine according to claim 1, characterized in that a temperature probe connected to the control board (9) is provided below each of said grooves (201) for indicating the temperature of each groove (201).

5. Freezing station of a paraffin embedding machine according to claim 1, characterized in that the housing (1) is of a stepped structure, the first cavity (101) being located at the front side and the second cavity being located at the rear side.

6. The freezing table of a paraffin embedding machine according to claim 1, wherein the working table (2) is fixedly installed on the casing (1) through screws and completely seals the top of the first inner cavity (101).

7. The freezing table of a paraffin embedding machine according to claim 1, wherein the casing (1) is provided with a power switch (6) for controlling the freezing table to open and close by a fastening way.

8. The freezing table of a paraffin embedding machine according to claim 1, wherein the casing (1) is provided with a touch display screen (7) for controlling the operation of the freezing table in a buckling and fixing manner, and the touch display screen (7) is connected with the control panel (9) through a wire.

9. The freezing station of a paraffin embedding machine according to claim 1, characterized in that when the embedded sample is put into the groove (201) and the tact switch (4) is pressed, the refrigerating time of the groove (201) by the corresponding condenser (8) is controlled by the control board (9).

10. The freezing table of a paraffin embedding machine according to claim 1, characterized in that all the grooves (201) are uniformly arranged on the operation surface of the working table (2).