CN214234111U - Double-layer circulating constant-temperature water bath tank - Google Patents

Abstract

The utility model discloses a double-deck circulation constant temperature water bath, it includes lagging casing, thermostated container and heat preservation storage water tank, the thermostated container inlays the top of locating the lagging casing, be equipped with electric rod and temperature sensor in the thermostated container, heat preservation storage water tank is whole to be buried underground in the lagging casing, thermostated container open-top, be equipped with inclosed water storage chamber in the heat preservation storage water tank, be equipped with on the tank wall of heat preservation storage water tank with the water inlet and the play water swivel of water storage chamber intercommunication, the water inlet is connected through the inlet tube that has motorised valve one and thermostated container bottom delivery port intercommunication, the water swivel is through the outlet pipe that has motorised valve two and the water inlet intercommunication of thermostated container, still be equipped with the water pump on the outlet pipe. The advantage is, can send the hot water in the thermostated container into the heat preservation water storage tank of below after the constant temperature water bath tank that each time experiment was used up and preserve, can directly take hot water back to the thermostated container again when using again afterwards, can avoid all needing to make water heat to the appointed temperature from the room temperature and consume the not enough of more electric energy when using at every turn.

Description

Double-layer circulating constant-temperature water bath tank

Technical Field

The utility model relates to a water bath equipment, concretely relates to double-deck circulation constant temperature water bath cabinet.

Background

The constant temperature water bath is a direct or auxiliary heating precision instrument in the experimental science fields of biology, plants, physics, chemical engineering, medical treatment, environmental protection and the like, moreover, the temperature control device adopts a high-stability operational amplifier and a double-integration high-precision A/D conversion technology, and a far infrared heating technology is designed, and the constant temperature water bath is added with circulating stirring, so that the heat balance time of a product is short, and the constant temperature water bath has the advantages of small temperature fluctuation and good uniformity.

The existing constant temperature water bath tank generally has the problem of large energy consumption, and the main reason is that when the water bath is kept at a constant temperature, hot water in the water bath tank continuously radiates heat to air, so that power consumption is continuously needed to keep the constant temperature, and the constant temperature water bath tank also consumes electric energy when cold water is heated to a specified temperature at the beginning. In particular, some experiments are performed intermittently, which may be performed several times within one to two days, and the duration of each time is not long (within 2-3 hours), after each experiment is completed, the hot water in the water bath is usually directly discarded or is allowed to stand and then becomes room temperature, and the hot water is heated again in the next experiment, which results in waste of heat and repeated consumption of a large amount of electric energy. Meanwhile, each heating also needs a certain time, needs waiting, needs reasonable arrangement, and otherwise influences the experiment process. Therefore, it is necessary to design a new constant temperature water bath cabinet in view of the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck circulation constant temperature water bath aims at overcoming the heat energy and the extravagant scheduling problem of electric energy that ordinary constant temperature water bath that exist when using among the prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a double-deck circulation constant temperature water bath, its includes lagging casing, thermostated container and heat preservation storage water tank, the thermostated container inlays to be located lagging casing's top, be equipped with electric rod and temperature sensor in the thermostated container, heat preservation storage water tank wholly bury underground in just be located in the lagging casing the below of thermostated container, thermostated container open-top, be equipped with inclosed water storage chamber in the heat preservation storage water tank, be equipped with on the tank wall of heat preservation storage water tank with the water inlet connector and the water outlet connector of water storage chamber intercommunication, the water inlet connector through have the inlet tube of motorised valve one with thermostated container bottom delivery port intercommunication, the water outlet connector through the outlet pipe that has motorised valve two with the water inlet intercommunication of thermostated container, still be equipped with the water pump on the outlet pipe.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a vacuum heat insulation interlayer is arranged in the wall of the heat preservation water storage tank.

The beneficial effect who adopts above-mentioned further scheme is that, the thermal-insulated effect of the wall of heat preservation storage water tank is stronger after setting up vacuum thermal insulation intermediate layer, can guarantee that hot water can preserve longer time with relatively higher temperature in heat preservation storage water tank.

Furthermore, the heat-insulating shell comprises a stainless steel outer layer and a foam heat-insulating layer attached to the inner side of the stainless steel outer layer.

The beneficial effect who adopts above-mentioned further scheme is that, simple structure and heat preservation are effectual, and the stainless steel skin provides the better skeleton intensity of this constant temperature water bath case, and the foam heat preservation of inlayer can play better thermal-insulated effect.

Further, the water outlet is arranged on one side of the bottom wall of the constant temperature box, and the water inlet is arranged on the other side of the constant temperature box.

Adopt above-mentioned further scheme's beneficial effect be, when starting water pump continuous operation, can form circulation rivers, play the effect of similar stirring, make the temperature of the water in the thermostated container more even.

Further, a layer of hollowed-out partition plate is arranged at the position, close to the bottom wall, of the constant temperature box, and the electric heating rod is arranged between the hollowed-out partition plate and the bottom wall of the constant temperature box.

The beneficial effect who adopts above-mentioned further scheme is, makes the container bottom that needs the water bath obtain the support of fretwork division board, avoids container bottom and electric heat bar direct contact.

Furthermore, the water inlet pipe and the water outlet pipe are plastic pipes, and heat-insulating sleeves are sleeved on the water inlet pipe and the water outlet pipe.

Compared with the prior art, the utility model discloses a technological effect and advantage:

the constant temperature water tank comprises an upper constant temperature tank and a lower heat preservation water storage tank, hot water in the constant temperature tank can be sent into the heat preservation water storage tank below the constant temperature tank to be stored after the constant temperature tank is used in an experiment each time, the heat preservation water storage tank is buried in the heat preservation shell to exchange heat with the outside slowly, the heat loss of the hot water can be guaranteed to be slow, the hot water can be directly pumped back into the constant temperature tank when the constant temperature water tank is used next time (after 4-6 hours), the returned hot water still has high temperature, the defect that the constant temperature water tank is required to be heated from room temperature to specified temperature each time to consume more electric energy can be avoided, the time for starting the constant temperature water tank to heat to constant temperature each time is saved, and the experiment efficiency is improved.

Drawings

Fig. 1 is a schematic view of a double-layer circulating constant temperature water bath box provided by the present invention;

FIG. 2 is a top view of the double-layered circulating thermostatic water bath of FIG. 1 (the hollow partition plate and the electric heating rod are not shown);

fig. 3 is a schematic cross-sectional view of the water inlet pipe or the water outlet pipe in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a thermostat; 2. a heat preservation water storage tank; 3. an electric heating rod; 4. a first electric valve; 5. a water inlet pipe; 6. a second electric valve; 7. a water outlet pipe; 8. a water pump; 9. an outer layer of stainless steel; 10. a foam insulation layer; 11. a hollow partition plate; 12. a heat-insulating sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, if terms indicating orientation such as "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in figures 1 to 3, the utility model provides a double-layer circulating constant temperature water bath tank, which comprises a heat preservation shell, a constant temperature tank 1 and a heat preservation water storage tank 2, the constant temperature box 1 is embedded at the top of the heat preservation shell, an electric heating rod 3 and a water temperature sensor are arranged in the constant temperature box 1, the heat preservation water storage tank 2 is integrally embedded in the heat preservation shell and is positioned below the constant temperature box 1, the top of the constant temperature box 1 is opened, a closed water storage cavity is arranged in the heat preservation water storage tank 2, a water inlet joint and a water outlet joint which are communicated with the water storage cavity are arranged on the tank wall of the heat preservation water storage tank 2, the water inlet joint is communicated with a water outlet at the bottom of the constant temperature box 1 through a water inlet pipe 5 with an electric valve I4, the water outlet joint is communicated with a water inlet of the constant temperature box 1 through a water outlet pipe 7 with an electric valve II 6, and a water pump 8 is further arranged on the water outlet pipe 7.

It should be noted that the top of the thermal insulation water storage tank is also provided with a vent pipe communicated with the outside, the vent pipe is provided with an electric valve, when hot water is injected into the thermal insulation water storage tank or pumped out of the thermal insulation water storage tank, the electric valve on the vent pipe can be opened to ensure that hot water can smoothly enter or be smoothly discharged, and the electric valve is closed at other times to ensure that the interior of the thermal insulation water storage tank is completely sealed, so that heat loss is reduced. The arrangement and control of the electric heating rod, the water temperature sensor and the like are consistent with those of the prior art, and are not described herein. In addition, a group of electric heating rods and a temperature sensor can be arranged in the heat-preservation water storage tank according to needs, so that the temperature of water in the heat-preservation water storage tank is kept within a certain temperature range, hot water within a specified temperature range is directly conveyed to the upper thermostat when the water is used next time, the constant-temperature water bath can be immediately carried out when the constant-temperature water bath tank is started, and waiting time is avoided or reduced.

In an embodiment of the present invention, a vacuum thermal insulating interlayer is disposed in the wall of the thermal insulation water storage tank 2.

It will be appreciated that the thermal storage tank is similar in construction to prior art stainless steel thermos bottles, cups, etc., but is larger in size.

In one embodiment of the present invention, the heat-insulating housing is composed of a stainless steel outer layer 9 and a foam heat-insulating layer 10 attached to the inner side of the stainless steel outer layer 9.

The foam insulation layer is preferably a polyurethane or polystyrene foam board.

In an embodiment of the present invention, the water outlet is disposed on one side of the bottom wall of the incubator 1, and the water inlet is disposed on the other side of the incubator 1.

In an embodiment of the present invention, the thermostatic box 1 is provided with a layer of hollow-out partition plate 11 near the bottom wall, and the electric heating rod 3 is disposed between the hollow-out partition plate 11 and the bottom wall of the thermostatic box 1.

In one embodiment of the present invention, the water inlet pipe 5 and the water outlet pipe 7 are plastic pipes and are both sleeved with a heat insulating sleeve 12.

The basic principle of the utility model is that: the constant temperature water tank comprises an upper constant temperature tank 1 and a lower heat preservation water storage tank 2, after the constant temperature water tank is used in an experiment at each time, hot water in the constant temperature tank 1 can be sent into the lower heat preservation water storage tank 2 to be stored (when an electric valve is opened, water flow enters the heat preservation water storage tank by means of self weight), the heat preservation water storage tank is buried in a heat preservation shell to exchange heat with the outside slowly, the heat loss of the hot water can be guaranteed to be slow, the hot water can be directly pumped back into the constant temperature tank by a water pump 8 in the next use (within 4-6 h), the returned hot water still has high temperature, and the defect that the constant temperature water tank is used each time and the water is heated from room temperature to the designated temperature to consume more electric energy can be avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a double-deck circulation thermostatted water bath, its characterized in that, includes lagging casing, thermostated container (1) and heat preservation storage water tank (2), thermostated container (1) inlays and locates lagging casing's top, be equipped with electric rod (3) and temperature sensor in thermostated container (1), heat preservation storage water tank (2) wholly bury underground in the lagging casing and be located the below of thermostated container (1), thermostated container (1) open-top, be equipped with inclosed water storage chamber in heat preservation storage water tank (2), be equipped with on the tank wall of heat preservation storage water tank (2) with water inlet joint and the water outlet joint of water storage chamber intercommunication, water inlet joint through inlet tube (5) that have motorised valve (4) with thermostated container (1) bottom delivery port intercommunication, water outlet joint through outlet pipe (7) that have motorised valve two (6) with the water inlet intercommunication of thermostated container (1), and a water pump (8) is also arranged on the water outlet pipe (7).

2. The double-layer circulating constant-temperature water bath box according to claim 1, characterized in that a vacuum heat insulation interlayer is arranged in the wall of the heat preservation water storage box (2).

3. The double-layer circulating constant-temperature water bath box according to claim 1, wherein the heat-insulating shell is composed of a stainless steel outer layer (9) and a foam heat-insulating layer (10) attached to the inner side of the stainless steel outer layer (9).

4. A double-circulating water bath cabinet according to claim 1, characterized in that said water outlet is provided on one side of the bottom wall of said cabinet (1) and said water inlet is provided on the other side of said cabinet (1).

5. The double-layer circulating water bath cabinet according to claim 1, wherein a layer of hollowed partition plate (11) is arranged near the bottom wall of the thermostatic cabinet (1), and the electric heating rod (3) is arranged between the hollowed partition plate (11) and the bottom wall of the thermostatic cabinet (1).

6. The double-layer circulating constant-temperature water bath tank as claimed in any one of claims 1 to 5, wherein the water inlet pipe (5) and the water outlet pipe (7) are plastic pipes and are sleeved with heat-insulating sleeves (12).

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