CN216654626U

CN216654626U - Constant temperature device

Info

Publication number: CN216654626U
Application number: CN202123087871.6U
Authority: CN
Inventors: 孙成栋; 张善凯; 王建国
Original assignee: Jinan Youtest Automation Co ltd
Current assignee: Jinan Youtest Automation Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-03
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a constant temperature device which comprises an outer shell, a pipeline I, an inner shell, a heat insulation sleeve, a constant temperature groove body, a spiral channel, a cover, a constant temperature groove, a fixing screw, a sealing gasket and the like; the constant-temperature heating device has the advantages of reasonable and simple structure, low production cost, convenience in installation and complete functions, wherein the circulating pump is started to convey constant-temperature liquid in the constant-temperature cavity into the spiral channel and the spiral sheet body through the first pipeline and the second pipeline respectively to simultaneously heat the side wall and the bottom surface of the constant-temperature groove body at constant temperature, so that the uniformity of constant-temperature heating is ensured; the constant temperature liquid after heat exchange flows back to the constant temperature cavity through the return pipe and is continuously heated at constant temperature through the constant temperature heating disc, so that the effect of keeping the constant temperature of the constant temperature tank for a long time is ensured; the filter screen is arranged in the center of the thermostatic cavity, so that the circulating constant-temperature liquid can be filtered, and the heating effect is prevented from being influenced by the blockage of the pipeline caused by long-time work.

Description

Constant temperature device

Technical Field

The utility model relates to the technical field of constant temperature equipment, in particular to a constant temperature device.

Background

The existing thermostat is provided with a fixed liquid thermostatic bath and a portable dry well furnace. The fixed liquid thermostatic bath divides a cavity into two or three spaces, and the heater is arranged in the bath body; in order to ensure that self parts such as a heater and the like are contained and the size of an element to be detected needs to be large, the size of a working cavity is large, the diameter is more than 200mm, the insertion depth is 500mm, most temperature elements can be measured, and the problems that media are filled more, the self weight is large and a single person cannot carry the temperature elements are caused at the same time; when the vehicle is used for transportation, the medium must be taken out, otherwise, due to the fact that the sealing design is not adopted, the medium is easy to spill during transportation, and other equipment is polluted. The device has high measurement accuracy, but is fixed and not easy to move, and the temperature rise is slow. Portable dry shaft furnace test chamber volume 10mm, insertion depth 180mm, portable, it can only measure small-size temperature component, and measurement accuracy is poor, and current constant temperature device constant temperature effect for a long time is relatively poor and not enough even, carries in addition also relatively troublesome and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the conventional constant temperature device has a poor and uneven constant temperature effect for a long time and is troublesome and inconvenient to carry.

In order to solve the above problems, the present invention provides a technical solution: the innovation point of the constant temperature device is as follows: the device comprises an outer shell, a pipeline I, an inner shell, a heat insulation sleeve, a constant temperature groove body, a spiral channel, a spiral sheet body, a pipeline II, a circulating pump, a constant temperature cavity, a constant temperature heating plate, a return pipe, a liquid feeding hole, an observation port, a cover, a constant temperature groove, a fixing screw and a sealing gasket; the inner side of the center of the outer shell is fixedly connected with an inner shell, and the inner part of the right side of the outer shell is fixedly connected with a first pipeline; the inner wall of the inner shell is fixedly connected with a heat insulation sleeve; the edge of the upper side of the constant temperature groove body is fixedly connected to the upper side of the inner shell through a plurality of fixing screws, a constant temperature groove is arranged inside the upper side of the constant temperature groove body, a spiral channel is arranged inside the side wall of the constant temperature groove body, and a sealing gasket is arranged between the bottom surface of the edge of the upper side of the constant temperature groove body and the top surface of the inner shell; the inlet at the upper right side of the spiral channel is connected with an upper opening of the pipeline, and the outlet at the lower left side of the spiral channel is communicated with the lower left side of the inner shell; the bottom of the spiral sheet body is fixedly connected to the bottom surface inside the inner shell, and the top of the spiral sheet body is fixedly connected to the bottom surface of the constant-temperature groove body; the second pipeline is fixedly connected inside the right lower side of the outer shell, the left opening of the second pipeline is communicated with the center of the inner side of the spiral sheet body, and the right opening of the second pipeline is communicated with the inside of the first pipeline; the constant temperature cavity is arranged inside the left lower side of the outer shell, and a constant temperature heating disc is fixedly connected to the bottom surface of the constant temperature cavity; the circulating pump is fixedly connected inside the right lower side of the outer shell, the right outlet of the circulating pump is connected with the lower opening of the pipeline, and the left inlet of the circulating pump is communicated with the right side of the thermostatic chamber; a return pipe is fixedly connected to the opening at the lower left side of the inner shell, and the lower side outlet of the return pipe is communicated with the interior of the thermostatic chamber; the liquid feeding hole is vertical and is established inside the shell body left side, liquid feeding hole left side is equipped with the viewing aperture, liquid feeding hole downside opening is linked together with the thermostatted chamber inside, liquid feeding hole upside opening part is equipped with the lid.

Preferably, the outer surface of the outer shell is provided with an insulating layer.

Preferably, a filter screen is arranged in the center of the thermostatic chamber.

Preferably, the viewing port is made of a transparent material and is provided with liquid level scale marks on the outer surface.

Preferably, the lid is a sealing lid.

The utility model has the beneficial effects that:

(1) the constant-temperature heating device has the advantages of reasonable and simple structure, low production cost, convenience in installation and complete functions, and the circulating pump is started to convey constant-temperature liquid in the constant-temperature cavity into the spiral channel and the spiral sheet body through the first pipeline and the second pipeline respectively to simultaneously heat the side wall and the bottom surface of the constant-temperature groove body at constant temperature, so that the uniformity of constant-temperature heating is ensured.

(2) The constant temperature liquid after heat exchange in the utility model flows back to the constant temperature cavity through the return pipe and is heated continuously at constant temperature through the constant temperature heating plate, thereby ensuring the effect of long-time constant temperature of the constant temperature tank.

(3) The filter screen is arranged in the center of the thermostatic cavity, so that the circulating constant-temperature liquid can be filtered, and the heating effect is prevented from being influenced by the blockage of the pipeline caused by long-time work.

(4) The constant-temperature circulating mechanisms are all positioned in the outer shell, so that the whole outer shell is convenient to carry, and great convenience is brought to use.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of the present invention.

1-an outer shell; 2-pipeline one; 3-an inner housing; 4-insulating sleeve; 5-constant temperature groove body; 6-a helical channel; 7-a helical sheet; 8-pipeline two; 9-a circulating pump; 10-a constant temperature cavity; 11-constant temperature heating plate; 12-a return pipe; 13-liquid adding hole; 14-a viewing port; 15-a lid; 16-a thermostatic bath; 17-a set screw; 18-sealing gasket.

Detailed Description

As shown in fig. 1 and fig. 2, the following technical solutions are adopted in the present embodiment: a constant temperature device comprises an outer shell 1, a first pipeline 2, an inner shell 3, a heat preservation sleeve 4, a constant temperature groove body 5, a spiral channel 6, a spiral sheet body 7, a second pipeline 8, a circulating pump 9, a constant temperature cavity 10, a constant temperature heating plate 11, a return pipe 12, a liquid adding hole 13, an observation port 14, a cover 15, a constant temperature groove 16, a fixing screw 17 and a sealing gasket 18; an inner shell 3 is fixedly connected to the inner side of the center of the outer shell 1, and a first pipeline 2 is fixedly connected to the inner side of the right side of the outer shell 1; the inner wall of the inner shell 3 is fixedly connected with a heat insulation sleeve 4; the edge of the upper side of the constant temperature groove body 5 is fixedly connected to the upper side of the inner shell 3 through a plurality of fixing screws 17, a constant temperature groove 16 is arranged inside the upper side of the constant temperature groove body 5, a spiral channel 6 is arranged inside the side wall of the constant temperature groove body 5, and a sealing gasket 18 is arranged between the bottom surface of the edge of the upper side of the constant temperature groove body 5 and the top surface of the inner shell 3; an inlet at the upper right side of the spiral channel 6 is connected with an opening at the upper side of the first pipeline 2, and an outlet at the lower left side of the spiral channel 6 is communicated with the lower left side inside the inner shell 3; the bottom of the spiral sheet body 7 is fixedly connected to the bottom surface inside the inner shell 3, and the top of the spiral sheet body 7 is fixedly connected to the bottom surface of the constant temperature groove body 5; the second pipeline 8 is fixedly connected to the inside of the lower right side of the outer shell 1, an opening in the left side of the second pipeline 8 is communicated with the center of the inner side of the spiral sheet body 7, and an opening in the right side of the second pipeline 8 is communicated with the inside of the first pipeline 2; the constant temperature cavity 10 is arranged inside the lower left side of the outer shell 1, and a constant temperature heating disc 11 is fixedly connected to the bottom surface of the constant temperature cavity 10; the circulating pump 9 is fixedly connected to the inside of the lower right side of the outer shell 1, an outlet on the right side of the circulating pump 9 is connected with an opening on the lower side of the first pipeline 2, and an inlet on the left side of the circulating pump 9 is communicated with the right side of the thermostatic chamber 10; a return pipe 12 is fixedly connected to the opening at the lower left side of the inner shell 3, and the outlet at the lower side of the return pipe 12 is communicated with the inside of the thermostatic chamber 10; liquid feeding hole 13 is vertical and establishes inside shell body 1 left side, liquid feeding hole 13 left side is equipped with viewing aperture 14, liquid feeding hole 13 downside opening is linked together with thermostatic chamber 10 is inside, liquid feeding hole 13 upside opening part is equipped with lid 15.

Wherein, the outer surface of the outer shell 1 is provided with a heat-insulating layer, thereby reducing the heat loss and improving the effect of long-time constant temperature; a filter screen is arranged in the center of the constant temperature cavity 10, so that the constant temperature liquid flowing circularly can be filtered, and the heating effect is prevented from being influenced by the blockage of a pipeline caused by long-time work; the observation port 14 is made of transparent material and liquid level scale marks are arranged on the outer surface; the lid 15 is a sealing lid.

The using state of the utility model is as follows: the utility model has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, when in use, firstly, the circulating pump 9 is started to respectively convey the constant temperature liquid in the constant temperature cavity 10 to the spiral channel 6 and the spiral sheet body 7 through the pipeline I2 and the pipeline II 8 to simultaneously perform constant temperature heating on the side wall and the bottom surface of the constant temperature groove body 5, thereby ensuring the uniformity of constant temperature heating, in addition, the constant temperature liquid after heat exchange flows back to the constant temperature cavity 10 through the return pipe 12 and performs continuous constant temperature heating through the constant temperature heating disc 11, thereby ensuring the long-time constant temperature effect of the constant temperature groove 16, in addition, the filter screen is arranged in the center of the constant temperature cavity 10, thereby filtering the constant temperature liquid which circularly flows, further avoiding the heating effect caused by pipeline blockage due to long-time work, in addition, the constant temperature circulating mechanisms are all positioned in the outer shell 1, thereby facilitating the whole transport of the outer shell 1, and brings great convenience to the use.

In the case of the control mode of the utility model, which is controlled by manual actuation or by means of existing automation techniques, the wiring diagram of the power elements and the provision of power are known in the art and the utility model is primarily intended to protect the mechanical means, so that the control mode and wiring arrangement are not explained in detail in the present invention.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be understood broadly, for example, as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

While there have been shown and described what are at present considered to be the fundamental principles of the utility model and its essential features and advantages, it will be understood by those skilled in the art that the utility model is not limited by the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A thermostatic device, characterized by: the device comprises an outer shell (1), a first pipeline (2), an inner shell (3), a heat-insulating sleeve (4), a constant-temperature groove body (5), a spiral channel (6), a spiral sheet body (7), a second pipeline (8), a circulating pump (9), a constant-temperature cavity (10), a constant-temperature heating plate (11), a return pipe (12), a liquid feeding hole (13), an observation port (14), a cover (15), a constant-temperature groove (16), a fixing screw (17) and a sealing gasket (18);

an inner shell (3) is fixedly connected to the inner side of the center of the outer shell (1), and a first pipeline (2) is fixedly connected to the inner side of the right side of the outer shell (1);

the inner wall of the inner shell (3) is fixedly connected with a heat-insulating sleeve (4);

the edge of the upper side of the constant temperature groove body (5) is fixedly connected to the upper side of the inner shell (3) through a plurality of fixing screws (17), a constant temperature groove (16) is arranged inside the upper side of the constant temperature groove body (5), a spiral channel (6) is arranged inside the side wall of the constant temperature groove body (5), and a sealing gasket (18) is arranged between the bottom surface of the edge of the upper side of the constant temperature groove body (5) and the top surface of the inner shell (3);

an inlet at the upper right side of the spiral channel (6) is connected with an opening at the upper side of the pipeline I (2), and an outlet at the lower left side of the spiral channel (6) is communicated with the lower left side inside the inner shell (3);

the bottom of the spiral sheet body (7) is fixedly connected to the bottom surface of the inner shell (3), and the top of the spiral sheet body (7) is fixedly connected to the bottom surface of the constant-temperature groove body (5);

the second pipeline (8) is fixedly connected inside the lower right side of the outer shell (1), the left opening of the second pipeline (8) is communicated with the center of the inner side of the spiral sheet body (7), and the right opening of the second pipeline (8) is communicated with the inside of the first pipeline (2);

the constant temperature cavity (10) is arranged inside the lower left side of the outer shell (1), and a constant temperature heating disc (11) is fixedly connected to the bottom surface of the constant temperature cavity (10);

the circulating pump (9) is fixedly connected to the inside of the lower right side of the outer shell (1), an outlet on the right side of the circulating pump (9) is connected with an opening on the lower side of the pipeline I (2), and an inlet on the left side of the circulating pump (9) is communicated with the right side of the thermostatic chamber (10);

a return pipe (12) is fixedly connected to the opening at the lower left side of the inner shell (3), and the lower side outlet of the return pipe (12) is communicated with the inside of the thermostatic chamber (10);

liquid feeding hole (13) are vertical and establish inside shell body (1) left side, liquid feeding hole (13) left side is equipped with viewing aperture (14), liquid feeding hole (13) downside opening is linked together with thermostatic chamber (10) inside, liquid feeding hole (13) upside opening part is equipped with lid (15).

2. A thermostatic device according to claim 1, characterized in that: and the outer surface of the outer shell (1) is provided with a heat-insulating layer.

3. A thermostatic device according to claim 1, characterized in that: a filter screen is arranged in the center of the constant temperature cavity (10).

4. A thermostatic device according to claim 1, characterized in that: the viewing port (14) is made of transparent material and is provided with liquid level scale marks on the outer surface.

5. A thermostatic device according to claim 1, characterized in that: the cover (15) is a sealing cover.