CN214583677U

CN214583677U - Radiation shielding device with drainage disc

Info

Publication number: CN214583677U
Application number: CN202121124031.XU
Authority: CN
Inventors: 杨杰; 姜帆; 刘清惓; 葛祥建; 丁仁惠
Original assignee: Nanjing University of Information Science and Technology
Current assignee: Nanjing University of Information Science and Technology
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-02
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a take radiation shield assembly of drainage dish, main content is: the lower ends of the three heat-insulation fixing columns are mounted on the lower light screen, the bottom of the heat-insulation supporting rod is mounted in a center hole of the lower light screen, the temperature measuring probe is mounted at the top end of the heat-insulation supporting rod, the first flow guide disc, the second flow guide disc, the third flow guide disc, the fourth flow guide disc and the fifth flow guide disc are sequentially mounted on the three heat-insulation fixing columns from top to bottom, the fifth flow guide disc is located right above the lower light screen, the upper light screen is fixedly mounted on the top ends of the three heat-insulation fixing columns, the top surface of the upper light screen and the top surface of the lower light screen are plated with high-reflection materials, and the bottom surface of the upper light screen and the bottom surface of the lower light screen are plated with high-absorption materials. The utility model discloses simple structure not only can block various radiation and shine temperature probe by the at utmost, and the device can also the biggest guide air current flow direction temperature probe simultaneously, and the diffusion of radiant heat improves temperature probe's measurement accuracy and response speed with higher speed.

Description

Radiation shielding device with drainage disc

Technical Field

The utility model belongs to the technical field of meteorological instrument, concretely relates to radiation shielding device of area drainage dish.

Background

The direct radiation of the sun, the reflected radiation of the underlying surface, the long-wave radiation and the like can cause the temperature sensor for the weather to generate larger radiation temperature rise, thereby causing measurement errors. At present, a temperature sensor is usually arranged in a blind box or a radiation-proof cover of a meteorological station, so that various kinds of radiation can be blocked to a certain degree. However, the structure of the louver or the radiation shield is not favorable for air circulation, and the measurement accuracy and the response speed of the internal temperature sensor are reduced. Therefore, the existing temperature sensor for meteorology is difficult to accurately measure the atmospheric temperature in real time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough to above-mentioned prior art provides a take radiation shield assembly of drainage dish, and its simple structure not only can block various radiation and shine temperature probe by the at utmost, and the device can also the at utmost guide airflow flow direction temperature probe simultaneously, and the diffusion of radiant heat improves temperature probe's measurement accuracy and response speed with higher speed.

In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:

a radiation shield with a diverter tray, wherein: comprises an upper light screen, a lower light screen, a first flow guide disc, a second flow guide disc, a third flow guide disc, a fourth flow guide disc, a fifth flow guide disc, a temperature measuring probe, a heat insulation support rod and heat insulation fixing columns, wherein the lower ends of the three heat insulation fixing columns are fixedly arranged on the lower light screen, and the three heat insulation fixing columns are arranged in an equilateral triangle, the bottom of the heat insulation supporting rod is fixedly arranged in the central hole of the lower light screen, the temperature measuring probe is fixedly arranged at the top end of the heat insulation supporting rod, the first flow guiding disc, the second flow guiding disc, the third flow guiding disc, the fourth flow guiding disc and the fifth flow guiding disc are sequentially arranged on the three heat insulation fixing columns from top to bottom, and the fifth flow guiding disc is positioned right above the lower light shading plate, the upper light shielding plates are fixedly installed at the top ends of the three heat insulation fixing columns, the top surfaces of the upper light shielding plates and the top surfaces of the lower light shielding plates are plated with high-reflection materials, and the bottom surfaces of the upper light shielding plates and the bottom surfaces of the lower light shielding plates are plated with high-absorptivity materials.

In order to optimize the technical scheme, the specific measures adopted further comprise:

the interiors of the first flow guide disc, the second flow guide disc and the third flow guide disc are all inclined downwards by 30 degrees and point to the temperature measuring probe.

The interiors of the fourth flow guide disc and the fifth flow guide disc are inclined upwards by 30 degrees and point to the temperature measuring probe.

The surfaces of the first flow guiding disc, the second flow guiding disc, the third flow guiding disc, the fourth flow guiding disc and the fifth flow guiding disc are plated with high-absorptivity materials.

The utility model adopts three heat insulation fixing columns to fix and the three heat insulation fixing columns are arranged in an equilateral triangle, which can increase the stability of the whole radiation shielding device structure; the temperature measuring probe is fixed on the lower light screen through a heat insulation supporting rod; the periphery of the interior of the upper shading plate is inclined downwards by 30 degrees, so that direct radiation with a lower solar radiation angle can be effectively blocked; the surface of the upper shading plate facing the sun is plated with a high-reflection material which can be silver, nickel, aluminum or other high-reflection materials, so that the direct radiation of the sun can be effectively blocked; the surface of the bottom surface of the upper shading plate is coated with a high-absorptivity material, so that the influence of various radiations entering the radiation shielding device on secondary radiation caused by the temperature measuring probe can be effectively reduced; the surface of the bottom surface of the lower shading plate is plated with a high-reflection material which can be silver, nickel, aluminum or other high-reflection materials, and can effectively block the reflection radiation and the long-wave radiation of the underlying surface; the surface of the lower shading plate facing the sun is coated with a high-absorptivity material, so that the influence of various radiations entering the radiation shielding device on secondary radiation of the temperature measuring probe can be effectively reduced; the interiors of the first flow guide disc, the second flow guide disc and the third flow guide disc are all inclined downwards by 30 degrees and all point to the temperature measuring probe, the interiors of the fourth flow guide disc and the fifth flow guide disc are all inclined upwards by 30 degrees and all point to the temperature measuring probe, so that airflow can be effectively guided to flow to the temperature measuring probe, the airflow speed around the temperature measuring probe is improved, and the diffusion of radiant heat is accelerated; the surfaces of the first flow guiding disc, the second flow guiding disc, the third flow guiding disc, the fourth flow guiding disc and the fifth flow guiding disc are coated with high-absorptivity materials, so that the influence of various radiations entering the radiation shielding device on secondary radiation of the temperature measuring probe can be effectively reduced; the upper light screen, the lower light screen, the first flow guide disc, the second flow guide disc, the third flow guide disc, the fourth flow guide disc, the fifth flow guide disc, the heat insulation support rod and the heat insulation fixing column are made of plastic, wood and other materials with low heat transfer coefficients, so that the influence of heat conduction on the temperature measurement of the temperature measuring probe can be effectively reduced.

The utility model has the advantages of following several: simple structure not only can furthest block various radiation and shine temperature probe, and the device can also furthest's guide air current flow direction temperature probe simultaneously, and the diffusion of radiant heat is accelerated, improves temperature probe's measurement accuracy and response speed.

Drawings

FIG. 1 is a structural isometric view of the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a top view of the structure of the present invention.

Wherein the reference numerals are: the device comprises an upper light screen 1, a lower light screen 2, a first flow guide disc 3, a second flow guide disc 4, a third flow guide disc 5, a fourth flow guide disc 6, a fifth flow guide disc 7, a temperature measuring probe 8, a heat insulation supporting rod 9 and a heat insulation fixing column 10.

Detailed Description

The following further description of the embodiments of the present invention is made with reference to the accompanying drawings:

a radiation shield with a diverter tray, wherein: the solar heat-insulation shading plate comprises an upper shading plate 1, a lower shading plate 2, a first diversion plate 3, a second diversion plate 4, a third diversion plate 5, a fourth diversion plate 6, a fifth diversion plate 7, a temperature probe 8, a heat-insulation supporting rod 9 and heat-insulation fixing columns 10, wherein the lower ends of the three heat-insulation fixing columns 10 are fixedly arranged on the lower shading plate 2, the three heat-insulation fixing columns 10 are arranged in an equilateral triangle shape, the bottom of the heat-insulation supporting rod 9 is fixedly arranged in a central hole of the lower shading plate 2, the temperature probe 8 is fixedly arranged at the top end of the heat-insulation supporting rod 9, the first diversion plate 3, the second diversion plate 4, the third diversion plate 5, the fourth diversion plate 6 and the fifth diversion plate 7 are sequentially arranged on the three heat-insulation fixing columns 10 from top to bottom, the fifth diversion plate 7 is positioned right above the lower shading plate 2, the upper shading plate 1 is fixedly arranged at the top ends of the three heat-insulation fixing columns 10, the top surface of the upper shading plate 1 and the top surface of the lower shading plate 2 are plated with high-reflection materials, and the bottom surfaces of the upper shading plate 1 and the lower shading plate 2 are plated with high-absorptivity materials.

In the embodiment, the insides of the first flow guiding disc 3, the second flow guiding disc 4 and the third flow guiding disc 5 are all inclined downwards by 30 degrees and all point to the temperature measuring probe 8.

In the embodiment, the inner parts of the fourth flow guiding disc 6 and the fifth flow guiding disc 7 are inclined upwards by 30 degrees and are both pointed to the temperature measuring probe 8.

In the embodiment, the surfaces of the first diaphragm 3, the second diaphragm 4, the third diaphragm 5, the fourth diaphragm 6 and the fifth diaphragm 7 are coated with a high absorptivity material.

The utility model adopts three heat insulation fixing columns 10 to fix and three heat insulation fixing columns 10 are arranged in an equilateral triangle, which can increase the stability of the whole radiation shielding device structure; the temperature measuring probe 8 is fixed on the lower shading plate 2 through a heat insulation supporting rod 9; the periphery of the interior of the upper shading plate 1 is inclined downwards by 30 degrees, so that direct radiation with a lower solar radiation angle can be effectively blocked; the surface of the upper shading plate 1 facing the sun is plated with a high-reflection material which can be silver, nickel, aluminum or other high-reflection materials, and can effectively block direct radiation of the sun; the surface of the bottom surface of the upper shading plate 1 is coated with a high-absorptivity material, so that the influence of various radiations entering the radiation shielding device on secondary radiation of the temperature measuring probe 8 can be effectively reduced; the bottom surface of the lower shading plate 2 is plated with a high-reflection material which can be silver, nickel, aluminum or other high-reflection materials, and can effectively block the reflection radiation and long-wave radiation of the underlying surface; the surface of the lower shading plate 2 facing the sun is coated with a high-absorptivity material, so that the influence of various radiations entering the radiation shielding device on the secondary radiation of the temperature measuring probe 8 can be effectively reduced; the insides of the first flow guide disc 3, the second flow guide disc 4 and the third flow guide disc 5 are all inclined downwards by 30 degrees and all point to the temperature measuring probe 8, and the insides of the fourth flow guide disc 6 and the fifth flow guide disc 7 are all inclined upwards by 30 degrees and all point to the temperature measuring probe 8, so that the airflow can be effectively guided to flow to the temperature measuring probe 8, the airflow speed around the temperature measuring probe 8 is improved, and the diffusion of radiant heat is accelerated; the surfaces of the first flow guiding disc 3, the second flow guiding disc 4, the third flow guiding disc 5, the fourth flow guiding disc 6 and the fifth flow guiding disc 7 are coated with high-absorptivity materials, so that the influence of various radiations entering the radiation shielding device on secondary radiation of the temperature measuring probe 8 can be effectively reduced; the upper light screen 1, the lower light screen 2, the first flow guide disc 3, the second flow guide disc 4, the third flow guide disc 5, the fourth flow guide disc 6, the fifth flow guide disc 7, the heat insulation support rod 9 and the heat insulation fixing column 10 are all made of materials with low heat transfer coefficients such as plastics and wood, and therefore the influence of heat conduction on the temperature measurement of the temperature measuring probe 8 can be effectively reduced.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. A radiation shield with a diverter tray, comprising: the heat insulation device comprises an upper light screen (1), a lower light screen (2), a first flow guide disc (3), a second flow guide disc (4), a third flow guide disc (5), a fourth flow guide disc (6), a fifth flow guide disc (7), a temperature probe (8), a heat insulation support rod (9) and heat insulation fixing columns (10), wherein the lower ends of the heat insulation fixing columns (10) are fixedly installed on the lower light screen (2) and are three, the heat insulation fixing columns (10) are arranged in an equilateral triangle mode, the bottom of the heat insulation support rod (9) is fixedly installed in a center hole of the lower light screen (2), the temperature probe (8) is fixedly installed at the top end of the heat insulation support rod (9), the first flow guide disc (3), the second flow guide disc (4), the third flow guide disc (5), the fourth flow guide disc (6) and the fifth flow guide disc (7) are sequentially installed on the three heat insulation fixing columns (10) from top to bottom, and the fifth flow guide disc (7) is located right above the lower light screen (2) The upper light shading plate (1) is fixedly arranged at the top ends of the three heat insulation fixing columns (10), the top surface of the upper light shading plate (1) and the top surface of the lower light shading plate (2) are plated with high-reflection materials, and the bottom surfaces of the upper light shading plate (1) and the lower light shading plate (2) are plated with high-absorptivity materials.

2. A radiation shield with a diverter tray as recited in claim 1, wherein: the inner parts of the first flow guide disc (3), the second flow guide disc (4) and the third flow guide disc (5) are all inclined downwards by 30 degrees and point to the temperature measuring probe (8).

3. A radiation shield with a diverter tray as recited in claim 1, wherein: the inner parts of the fourth flow guide disc (6) and the fifth flow guide disc (7) are inclined upwards by 30 degrees and point to the temperature measuring probe (8).

4. A radiation shield with a diverter tray as recited in claim 1, wherein: the surfaces of the first flow guide disc (3), the second flow guide disc (4), the third flow guide disc (5), the fourth flow guide disc (6) and the fifth flow guide disc (7) are plated with high-absorptivity materials.