CN201097226Y

CN201097226Y - A mini-temperature adjusting device

Info

Publication number: CN201097226Y
Application number: CNU200720087379XU200720087379XU
Authority: CN
Inventors: 曾静怡
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-29
Filing date: 2007-09-29
Publication date: 2008-08-06
Anticipated expiration: 2017-09-29

Abstract

The utility model discloses a miniature temperature adjusting device. An upper cover is movably and hermetically installed on a container, a supporting frame used for putting a sample is arranged in the container, a heat source and a cold source are respectively connected with the container through a first pipeline and a second pipeline, a first valve and a second valve are respectively arranged on the first pipeline and the second pipeline, a third valve is arranged on a third pipeline, and a thermometer is positioned in the container. The third pipeline is best positioned at one side opposite to the first pipeline and the second pipeline. The temperature adjustment of the temperature adjusting device can be realized in a very small container, to ensure sheet glass positioned in the container or on the container to reach the temperature required to be observed, and the temperature of the surrounding environment is not required to be considered. Therefore, temperature controlling procedures can be greatly simplified, and energy resources are saved. Especially the manufacturing process of the container is simple, the volume is small, the cost is low, the observation of the living conditions and the behavior characteristics of insects or microorganism under the different temperature can be simply realized through the temperature adjusting device, and the temperature adjusting device is easy to be popularized and used.

Description

A kind of miniature temperature control equipment

Technical field

The utility model belongs to temperature control equipment, is specially a kind of miniature temperature control equipment, and it is particularly useful for biology and medical experiment.

Background technology

In biological and medical experiment, the life habit that usually need under different environment temperatures, observe insect or microorganism.Present common mode is to think the adjusting environment temperature by air-conditioning.For example, need then, make the entire environment temperature reach 18 degrees centigrade 18 degrees centigrade of behaviors of using the microscopic examination insect down in summer by the air-conditioner temperature in the conditioning chamber.Similarly, when needing in the winter time to use the habit of 40 degrees centigrade of following insects of microscopic examination, be environment temperature to be risen to 40 degrees centigrade equally by air-conditioning or electric furnace.Though do the requirement that can satisfy biology or medical experiment like this, exist several significant disadvantages:

(1) entire environment need be heated or lower the temperature, and the needed time is long, and power consumption is big, and inconvenient operation, has prolonged the cycle of scientific research;

(2) entire environment is in high temperature or low-temperature condition, is unfavorable for that the researchist operates, for example summer the staff need wear football shirt working and just can be unlikely to suffer from cold; The staff then needs to wear shirt in the winter time, can experimentize under 40 degrees centigrade environment temperature;

(3) be unfavorable for the behavior of paired observation insect or microorganism.Owing to be merely able to be stabilized under the temperature at same environment next time, so researchist or student can't observe the behavior of insect under the varying environment temperature or microorganism simultaneously.

Summary of the invention

The purpose of this utility model is to provide a kind of miniature temperature control equipment, and this device can be realized the regulation and control of temperature in needed miniature vessel, to be used for biology and medical experiment.

A kind of miniature temperature control equipment that the utility model provides is characterized in that: this device comprises container, thermal source, low-temperature receiver, thermometer and three valves; Loam cake activity, sealing are installed on the container, be provided with the support that is used to place sample in the container, thermal source and low-temperature receiver be linking to each other by first, second pipeline and container respectively, on first, second pipeline, be respectively equipped with first, second valve, also be provided with the 3rd pipeline on the container, be provided with the 3rd valve on the 3rd pipeline, thermometer is positioned at container.

Above-mentioned the 3rd pipeline preferably is positioned at a side relative with first, second pipeline.

The utility model proposes a kind of microminiature temperature control equipment, perhaps be called minisize temperature controller, it can realize the adjusting of temperature in very little container, make the glass sheet that is positioned on container or the container reach the temperature of required observation, and need not to consider the temperature of surrounding environment.Therefore, can simplify temperature control step, energy savings significantly.Particularly the manufacturing process of container is simple, volume is little, cost is low, and the utility model can realize easily that living condition of insect under the different temperatures or microorganism and behavioural characteristic observe, and is easy to promote the use of.

Description of drawings

Fig. 1 is the miniature thermostatic structural representation of the utility model.

Embodiment

Below in conjunction with accompanying drawing and example the utility model is described in further detail.

As shown in Figure 1, the utility model device comprises container 2, thermal source 3, low-temperature receiver 4, valve 5,6,7 and thermometer 11.Container 2 is a miniature vessel, which is provided with the loam cake of being made by transparent glass material 1, and container 2 can be metal material, but relatively poor stupalith, glass material or even the thermal insulation material of thermal conductivity preferably.Loam cake 1 is movably arranged on the container 2, and notes guaranteeing the junction sealing, makes its air tight and water.Be provided with the support 12 that is used to place sample 13 in the container 2.Thermal source 3 and low-temperature receiver 4 by the linking to each other of first, second pipeline 9,10 and container 2, are respectively equipped with first, second valve 5,6 respectively on connecting tube 9,10.Also be provided with on the container 2 and be used for exhaust or draining the 3rd pipeline 8, on the 3rd pipeline 8, be provided with the 3rd valve 7, the three pipelines and preferably be positioned at a side relative with first, second pipeline 9,10.Thermometer 11 is positioned at container 2, is used to monitor the temperature variation of minisize temperature controller.Thermal source 3 can adopt resistance wire that heating medium is heated, and heating medium (can be gas or liquid) flow to container 2 from first pipeline 9, and container is heated.Low-temperature receiver 4 can be cold air, cold water, Dewar flask or the heat eliminating medium (as gas or liquid, general identical with the kind of heating medium) by water bath with thermostatic control, and it can be lowered the temperature to miniature vessel according to the different demands of temperature range.

The principle of work of whole minisize temperature controller is as follows: in temperature higher summer (for example environment temperature is 40 ℃), if the indoor air-conditioning (for example environment temperature is 24 ℃) that is equipped with, when hope is observed the life habit of microorganism or insect under 40 ℃ environment temperature, the temperature that can regulate observed sample surfaces as follows:

Microorganism is placed on the standard-sized glass substrate, opens loam cake 1, the glass substrate sample 13 that will be placed with insect or microorganism then is placed on the support 12 in the container 2, then loam cake is sealed on the container 2.By said process, the glass substrate sample 13 that is placed with insect or microorganism is placed within the container 2.The maximum temperature (as the heating medium air) of supposing thermal source 3 is arranged on 50 ℃.Fasten the 3rd valve 7 and second valve 6, open first valve 5, feed hot-air.The indicated temperature of monitoring temperature meter 11 simultaneously.When the indicated temperature on the thermometer reaches 40 ℃, the switch of first valve 5 is revolved little, crack the 3rd valve 7 makes that the flow between the 3rd valve 7 and first valve 5 keeps mobile equilibrium simultaneously, the temperature of keeping container is 40 ℃.Because heat conduction, the surface temperature of observed glass substrate 13 also should be 40 ℃ in the above-mentioned miniature temperature-control adjustment device.When a thermometer indicates temperature in 2 in the miniature vessel when being stabilized in 40 ℃, just can begin the moving situation of sight glass substrate 13 surperficial insects or microorganism, and carry out experimental record.

If under 40 ℃ environment temperature, the indoor air-conditioning (for example environment temperature is 24 ℃) that is equipped with, when hope is observed the life habit of microorganism or insect under 18 ℃ environment temperature, can regulate the temperature of observed sample surfaces as follows: microorganism is placed on the standard-sized glass substrate, then glass substrate is placed on the support 12 within the miniature vessel 2, main experimental procedure is identical when observing down with above-mentioned 40 ℃ of high temperature.After the sample that insect or microorganism are housed is placed on the support of container 2, loam cake 1 is sealed on the container 2.The temperature that is provided with of supposing low-temperature receiver 4 is 10 ℃.Fasten first valve 5, open second valve 6 and the 3rd valve 7.Regulate the gas flow of second valve 6, make from the air of low-temperature receiver original hot-air in the container is driven away from the 3rd valve 7.Note to observe the indicated temperature of thermometer 11.When the temperature of container during near specified 18 ℃, the opening degree of the 3rd valve 7 is reduced, regulate the cold air flow of second valve 6 simultaneously, the heat that makes the heat that obtains from the external world in the container 2 and cryogenic gas absorb reaches balance, keeps container 2 to be in 18 ℃ of stationary temperatures.When a thermometer indicates temperature in 2 in the container when being stabilized in 18 ℃, just can begin the moving situation of sight glass substrate 13 surperficial insects or microorganism, and carry out experimental record.

Similarly, if the temperature of desired test is 30 ℃ or the arbitrary temp of temperature range between 10-50 ℃, then valve 5,6 and 7 can be opened simultaneously, by observing the temperature indication on the thermometer 11, note regulating the flowrate proportioning between first, second valve 5 and 6, make that the temperature of container 2 is identical with the temperature of setting.

Can observe living condition and the behavioural characteristic of insect on a plurality of sample stage or microorganism simultaneously in order to utilize same microscope, can make a plurality of containers when adjacent one another are, can control each container and be in different temperatures, thus significant for correlative study work.

Embodiment 1: the interior sky of container is of a size of 20x20x8mm ³, the steady temperature of thermal source 3 is 50 ℃, the steady temperature of low-temperature receiver 4 is 10 ℃.The glass substrate 13 that is loaded with insect or microorganism is placed on the support 12 in the container.Covered container 2 upper glass 1.First, second valve 5,6 of container is opened, and the 3rd valve 7 is crack, just as in the basin during bathing, by regulating thermal source flow, low-temperature receiver flow and rate of discharge, keeps the temperature of internal tank to be issued to balance for the temperature in appointment.

Embodiment 2: the interior sky of said vesse is of a size of 20x20x8mm ³, thermal source 3 and low-temperature receiver 4 can adopt water to heat as medium or cool off.Whole adjustment process is identical with embodiment 1.

Claims

1, a kind of miniature temperature control equipment is characterized in that: this device comprises container (2), thermal source (3), low-temperature receiver (4), thermometer (11) and valve (5,6,7); Loam cake (1) is movable, sealing is installed on the container (2), be provided with the support (12) that is used to place sample in the container (2), thermal source (3) and low-temperature receiver (4) be linking to each other by first, second pipeline (9,10) and container (2) respectively, on first, second pipeline (9,10), be respectively equipped with first, second valve (5,6), also be provided with on the container (2) and be used for exhaust or draining the 3rd pipeline (8), be provided with the 3rd valve (7) on the 3rd pipeline (8), thermometer (11) is positioned at container (2).

2, miniature temperature control equipment according to claim 1 is characterized in that: the 3rd pipeline (8) is positioned at and the relative side of first, second pipeline (9,10).