CN220634378U

CN220634378U - Multifunctional environment test box

Info

Publication number: CN220634378U
Application number: CN202321906402.9U
Authority: CN
Inventors: 管建新; 曾春花
Original assignee: Guangdong Meitaike Testing Equipment Co ltd
Current assignee: Guangdong Meitaike Testing Equipment Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-03-22
Anticipated expiration: 2033-07-19

Abstract

The utility model discloses a multifunctional environment test box which comprises an operation table, wherein the upper surface of the operation table is fixedly connected with the bottom surface of a detection box, the side surface of the detection box is hinged with one side of a sealing door, the upper surface of the operation table is provided with a heating mechanism used for being connected with two sides of the detection box, the inside of the detection box is fixedly connected with the bottom surface of a placing table, the heating mechanism is internally provided with a moving mechanism used for being communicated with the inside of the detection box, the top of the detection box is provided with a refrigerating mechanism, the top of the detection box is provided with an exhaust mechanism, the inside of the detection box is fixedly provided with a second temperature sensor, and the upper surface of the operation table is fixedly provided with a controller. According to the utility model, the environment test box can be subjected to various tests through the heating mechanism and the refrigerating mechanism, the cost of instruments required by product test is reduced, the product detection efficiency is further improved, the interference between temperature rise and temperature reduction is reduced through the moving mechanism, and a large amount of steam generated by alternating cold and hot temperatures in the test box is discharged through the exhaust mechanism.

Description

Multifunctional environment test box

Technical Field

The utility model relates to the technical field of environment test boxes, in particular to a multifunctional environment test box.

Background

The environment test box is used for detecting various performance indexes of aerospace products, information electronic instruments and meters, materials, electricians, electronic products and various electronic elements under different environments. The environment test box mainly comprises a high-low temperature rapid temperature change box, a high-low temperature circulation box, a high-temperature box, a low-temperature box and the like, and the majority of environment test boxes can only detect a certain index, so that a plurality of environment test boxes are required to be detected, the instrument cost of the environment test boxes in the detection process is greatly improved, and therefore, a multifunctional environment test box is required.

The existing environment test box can not well meet the requirements of tests of high-temperature tests, low-temperature tests and high-low temperature alternating tests, products with detection are usually required to be placed in different test boxes, the time for detecting the products is prolonged, and the instrument cost of the environment test box is increased.

Disclosure of Invention

The utility model aims to provide a multifunctional environment test box for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multifunctional environment test case, includes the operation panel, operation panel upper surface and detection case bottom fixed connection, detection case side is articulated with sealing door one side, the operation panel upper surface is provided with the heating mechanism that is used for being connected with detection case both sides, detection incasement portion with place a bottom surface fixed connection, the inside mobile mechanism that is used for with detection incasement portion intercommunication that is provided with of heating mechanism, detection case top is provided with refrigerating mechanism, detection case top is provided with exhaust mechanism, detection case inside fixed mounting has temperature sensor two, surface fixed mounting has the controller on the operation panel.

Preferably, the heating mechanism comprises a first heating box, a second heating box, a heater, a first diversion fan, a second diversion fan and a first temperature sensor, wherein the first heating box is fixedly connected with one side of the detection box, the second heating box is fixedly connected with the other side of the detection box, three heaters are fixedly arranged on the side surfaces of the first heating box and the second heating box, the first diversion fan is fixedly arranged in the first heating box, the second diversion fan is fixedly arranged in the second heating box, and the first temperature sensor is fixedly arranged at the top of the first heating box and the second heating box.

Preferably, the first diversion fan is close to the bottom of the detection box, the second diversion fan is close to the top of the detection box, and the first temperature sensor is electrically connected with the controller through a wire.

Preferably, the moving mechanism comprises a motor I, a threaded rod, a moving plate, a limiting rod and a sealing layer, wherein the motor I is fixedly arranged on one side surface of the heating box, the output end of the motor I is fixedly connected with one end of the threaded rod, the moving plate is respectively in threaded connection with two ends of the threaded rod, the moving plate is in sliding connection with the limiting rod through a circular through hole, and the side surface of the sealing layer is bonded with one side of the detection box.

Preferably, the refrigerating mechanism comprises a liquid nitrogen pipe, a low-temperature electromagnetic valve, a conveying pipe, a spray head, a motor II and blades, wherein the liquid nitrogen pipe is fixedly connected with the top of the detection box, the low-temperature electromagnetic valve is fixedly installed on the liquid nitrogen pipe, the liquid nitrogen pipe penetrates through the top of the detection box to be fixedly connected with the upper surface of the conveying pipe, the conveying pipe is fixedly connected with one end of the spray heads, the motor II is fixedly installed on the side surface of the detection box, and the output end of the motor II penetrates through the side surface of the detection box to be fixedly connected with one end of the blades.

Preferably, the liquid nitrogen pipe is located at the center of the detection box, the low-temperature electromagnetic valve is electrically connected with the controller through a lead, the conveying pipe is cross-shaped, and the blades are rectangular sheets.

Preferably, the exhaust mechanism comprises an exhaust box, exhaust holes, air outlet holes, insertion holes, connecting rods and metal balls, the top of the detection box is fixedly connected with the bottom of the exhaust box which is symmetrical with the two exhaust holes, a plurality of symmetrical exhaust holes are formed in the upper surface of the detection box, the detection box is communicated with the inside of the exhaust box through the exhaust holes, the air outlet holes are formed in the top and the side face of the exhaust box, a plurality of insertion holes are formed in the top of the exhaust box, the insertion holes are movably inserted with the connecting rods, and the bottom of the connecting rods is fixedly connected with the top of the metal balls.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the heating mechanism and the refrigerating mechanism are arranged, so that the environment test box can simultaneously perform high-temperature test, low-temperature test and high-low temperature alternating test, the cost of instruments required by product test is reduced, the efficiency of product detection is further improved, meanwhile, the efficiency of temperature reduction is effectively improved by utilizing liquid nitrogen for cooling, the reliability of a product detection result is enhanced, the temperature in the test box is more uniform through the motor II and the blades, the temperature outside the test product is more uniform, a flow loop is formed in the test box by matching the guide fan II with the guide fan I, and the heating efficiency in the test box is improved.

The utility model also reduces the interference between the temperature rise and the temperature reduction of the environment detection box by arranging the moving mechanism, further improves the efficiency of the temperature rise and the temperature reduction in the detection box, improves the applicability of the environment test box, can discharge a large amount of steam generated by the alternate cold and hot temperatures in the detection box by utilizing the exhaust mechanism, ensures that the environment detection box is detected under the standard atmospheric pressure, and further improves the reliability of the detection product result.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of a portion of the structure of the present utility model;

FIG. 3 is a top view of a portion of the structure of the present utility model;

FIG. 4 is a schematic diagram of a moving mechanism according to the present utility model;

FIG. 5 is a partial structural elevation view of the present utility model;

fig. 6 is a schematic structural view of an exhaust mechanism of the present utility model.

In the figure: 1. an operation table; 2. a detection box; 3. sealing the door; 4. a heating mechanism; 41. a first heating box; 42. a heating box II; 43. a heater; 44. a first diversion fan; 45. a second diversion fan; 46. a first temperature sensor; 5. a placement table; 6. a moving mechanism; 61. a first motor; 62. a threaded rod; 63. a moving plate; 64. a limit rod; 65. a sealing layer; 7. a refrigeration mechanism; 71. a liquid nitrogen pipe; 72. a low temperature solenoid valve; 73. a delivery tube; 74. a spray head; 75. a second motor; 76. a blade; 8. an exhaust mechanism; 81. an exhaust box; 82. an exhaust hole; 83. an air outlet hole; 84. a jack; 85. a connecting rod; 86. a metal ball; 9. a second temperature sensor; 10. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a multifunctional environment test case, including operation panel 1, operation panel 1 upper surface and detection case 2 bottom surface welded fastening, detection case 2 side is articulated with sealing door 3 one side, operation panel 1 upper surface sets up and is used for the heating mechanism 4 of being connected with detection case 2 both sides, detection case 2 inside with place the welding of platform 5 bottom surface, the inside mobile mechanism 6 that is used for with the inside intercommunication of detection case 2 that is provided with of heating mechanism 4, detection case 2 top sets up refrigerating mechanism 7, detection case 2 top sets up exhaust mechanism 8, detection case 2 inside and two 9 one end fixed connection of temperature sensor, operation panel 1 upper surface and controller 10 bottom surface fixed connection.

The heating mechanism 4 comprises a first heating box 41, a second heating box 42, a heater 43, a first guide fan 44, a second guide fan 45 and a first temperature sensor 46, wherein the first heating box 41 is fixedly connected with one side of the detection box 2, the second heating box 42 is fixedly connected with the other side of the detection box 2, rectangular through holes are formed in two sides of the detection box 2, the detection box 2 is mutually communicated with the first heating box 41 and the second heating box 42 through the rectangular through holes, three heaters 43 are fixedly arranged on the side surfaces of the first heating box 41 and the second heating box 42, the first guide fan 44 is fixedly arranged in the first heating box 41, the second guide fan 45 is fixedly arranged in the second heating box 42, the first temperature sensor 46 is fixedly arranged on the tops of the first heating box 41 and the second heating box 42, the first temperature sensor 46 is electrically connected with the controller 10 through a wire, the outer diameter sizes of the first heating box 41 and the second heating box 42 are the same, the first diversion fan 44 is close to the bottom of the detection box 2, the second diversion fan 45 is close to the top of the detection box 2, the first temperature sensor 46 is electrically connected with the controller 10 through a wire, the environment detection box 2 is subjected to high-temperature detection through the heating mechanism 4, a flow loop is formed inside the detection box 2 through the height difference of the first diversion fan 44 and the second diversion fan 45, the heating efficiency is improved while the surface of a product to be detected is uniformly heated, and the heating time of the detected product is effectively shortened by the first heating box 41 and the second heating box 42.

The moving mechanism 6 comprises a motor I61, a threaded rod 62, moving plates 63, a limiting rod 64 and a sealing layer 65, wherein the motor I61 is fixedly arranged on the side face of the heating box I41, the output end of the motor I61 penetrates through the side face of the heating box I41 and is fixedly connected with one end of the threaded rod 62, opposite threads are arranged at two ends of the threaded rod 62, the number of the moving plates 63 is two, the moving plates 63 are respectively in threaded connection with two ends of the threaded rod 62, the moving plates 63 are in sliding connection with the limiting rod 64 through circular through holes, the side face of the sealing layer 65 is adhered to one side of the detecting box 2, the inside of the detecting box 2 can be sealed through the moving mechanism 6, the influence between the temperature of the detecting box 2 and the temperature of the heating box I41 is reduced, and the energy consumption of an environment test box is reduced.

The refrigerating mechanism 7 comprises a liquid nitrogen pipe 71, a low-temperature electromagnetic valve 72, a conveying pipe 73, spray heads 74, a motor II 75 and blades 76, the liquid nitrogen pipe 71 is fixedly connected with the top of the detection box 2, the low-temperature electromagnetic valve 72 is fixedly installed on the liquid nitrogen pipe 71, the liquid nitrogen pipe 71 penetrates through the top of the detection box 2 and is fixedly connected with the upper surface of the conveying pipe 73, the conveying pipe 73 is fixedly connected with one end of a plurality of spray heads 74, the motor II 75 is fixedly installed on the side face of the detection box 2, the output end of the motor II 75 penetrates through the side face of the detection box 2 and is fixedly connected with one end of a plurality of blades 76, the liquid nitrogen pipe 71 is located at the center of the detection box 2, the low-temperature electromagnetic valve 72 is electrically connected with the controller 10 through a wire, the conveying pipe 73 is in a cross shape, the blades 76 are rectangular sheets, refrigeration of a mechanical structure is replaced by liquid nitrogen, refrigeration efficiency is improved, the low-temperature range of a detection product is enlarged, the result reliability of the detection product is further improved, the spray effect of the spray heads 74 is improved, the internal cooling uniformity of the detection box 2 is improved, and the temperature uniformity of the temperature of the outer side of the product is ensured by matching with rotation of the blades 76.

The exhaust mechanism 8 comprises an exhaust box 81, exhaust holes 82, exhaust holes 83, insertion holes 84, connecting rods 85 and metal balls 86, the top of the detection box 2 is fixedly connected with the bottoms of the two symmetrical exhaust boxes 81, a plurality of symmetrical exhaust holes 82 are formed in the upper surface of the detection box 2, the detection box 2 is located inside the exhaust box 81 through the exhaust holes 82, the exhaust holes 83 are formed in the top and the side face of the exhaust box 81, a plurality of insertion holes 84 are formed in the top of the exhaust box 81, the insertion holes 84 are movably inserted with the connecting rods 85, the bottoms of the connecting rods 85 are fixedly connected with the tops of the metal balls 86, the condition that the increase of the internal pressure of the environment detection box influences the detection result can be effectively avoided through the exhaust mechanism 8, meanwhile, the safety in the detection process is avoided, gas can be replaced more quickly in the high-low temperature alternation process, and the high-low temperature alternation efficiency is improved.

Working principle: when an operator needs to use the environment detection box 2 to carry out low-temperature detection, the sealing door 3 is opened to place a product to be detected on the upper surface of the placement table 5, the low-temperature electromagnetic valve 72 is opened through the controller 10 to enable liquid nitrogen to enter the conveying pipe 73 from the liquid nitrogen pipe 71, then the liquid nitrogen is sprayed on the surface of the product to cool through the spray head 74, the second motor 75 is driven to enable the blade 76 to rotate, air at the top and the bottom of the detection box 2 can flow through the blade 76, the temperature in the detection box 2 is more uniform, the temperature in the detection box 2 can be detected through the second temperature sensor 9, the product to be detected is ensured to be tested in the target temperature, and after detection is finished, the sealing door 3 is opened to take out the product;

when an operator performs high-temperature detection, a product to be detected is placed on the upper surface of the placing table 5, the first motor 61 is driven by the controller 10 to enable the threaded rod 62 to rotate, the two moving plates 63 further move towards two sides of the detection box 2, the heater 43 is used for heating air, the first guide fan 44 and the second guide fan 45 are matched to enable the air to form a flow loop for heating the product, in addition, the first temperature sensor 46 is used for detecting the temperature inside the first heating box 41 and the second heating box 42, and the second temperature sensor 9 is matched to enable the product to be subjected to test detection at a target temperature;

when an operator performs high-low temperature alternating detection, after placing a product to be detected, the controller 10 starts the heater 43 to heat the air, then the first guide fan 44 and the second guide fan 45 are utilized to enable the air to flow and heat the product, the product is guaranteed to be heated uniformly, then the first controller 10 drives the first motor 61 to enable the two moving plates 63 to move oppositely, the sealing layer 65 is matched with the sealing layer to seal the inside of the detection box 2, then the controller 10 starts the low-temperature electromagnetic valve 72 to enable liquid nitrogen to spray on the surface of the product from the spray head 74, the liquid nitrogen enters the detection box 2 and then is heated and evaporated to form a large amount of gas, the pressure in the detection box 2 is further increased, the gas escapes from the plurality of exhaust holes 82 at the top of the detection box 2, meanwhile, the metal balls 86 and the connecting rods 85 are pushed to move upwards under the limit of the jack 84, the gas in the detection box 2 enters the exhaust box 81 from the exhaust holes 83 at the moment, and then the metal balls 86 reset under the action of gravity in sequence, and temperature alternating detection can be realized.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multifunctional environment test case, includes operation panel (1), its characterized in that: the operation panel (1) upper surface and detection case (2) bottom surface fixed connection, detection case (2) side is articulated with sealing door (3) one side, operation panel (1) upper surface is provided with and is used for being connected with detection case (2) both sides heating mechanism (4), detection case (2) inside and place platform (5) bottom surface fixed connection, heating mechanism (4) inside be provided with be used for with detection case (2) inside intercommunication mobile mechanism (6), detection case (2) top is provided with refrigeration mechanism (7), detection case (2) top is provided with exhaust mechanism (8), detection case (2) internally mounted has temperature sensor two (9), operation panel (1) upper surface fixed mounting has controller (10).

2. A multi-functional environmental test chamber according to claim 1, wherein: the heating mechanism (4) comprises a first heating box (41), a second heating box (42), a heater (43), a first guide fan (44), a second guide fan (45) and a first temperature sensor (46), wherein the first heating box (41) is fixedly connected with one side of the detection box (2), the second heating box (42) is fixedly connected with the other side of the detection box (2), three heaters (43) are fixedly arranged on the sides of the first heating box (41) and the second heating box (42), the first guide fan (44) is fixedly arranged in the first heating box (41), the second guide fan (45) is fixedly arranged in the second heating box (42), and the first temperature sensor (46) is fixedly arranged at the tops of the first heating box (41) and the second heating box (42).

3. A multi-functional environmental test chamber according to claim 2, wherein: the first diversion fan (44) is close to the bottom of the detection box (2), the second diversion fan (45) is close to the top of the detection box (2), and the first temperature sensor (46) is electrically connected with the controller (10) through a wire.

4. A multi-functional environmental test chamber according to claim 2, wherein: the moving mechanism (6) comprises a motor I (61), a threaded rod (62), a moving plate (63), a limiting rod (64) and a sealing layer (65), wherein the motor I (61) is fixedly arranged on the side face of the heating box I (41), the output end of the motor I (61) is fixedly connected with one end of the threaded rod (62), the moving plate (63) is respectively in threaded connection with two ends of the threaded rod (62), the moving plate (63) is in sliding connection with the limiting rod (64) through a circular through hole, and the side face of the sealing layer (65) is bonded with one side of the detection box (2).

5. A multi-functional environmental test chamber according to claim 1, wherein: the refrigerating mechanism (7) comprises a liquid nitrogen pipe (71), a low-temperature electromagnetic valve (72), a conveying pipe (73), a spray head (74), a motor II (75) and blades (76), wherein the liquid nitrogen pipe (71) is fixedly connected with the top of the detection box (2), the low-temperature electromagnetic valve (72) is fixedly installed on the liquid nitrogen pipe (71), the liquid nitrogen pipe (71) penetrates through the top of the detection box (2) and is fixedly connected with the upper surface of the conveying pipe (73), the conveying pipe (73) is fixedly connected with one end of the spray head (74), the motor II (75) is fixedly installed on the side face of the detection box (2), and the output end of the motor II (75) penetrates through the side face of the detection box (2) and is fixedly connected with one end of the blades (76).

6. A multi-functional environmental test chamber as defined in claim 5 wherein: the liquid nitrogen pipe (71) is located at the center of the detection box (2), the low-temperature electromagnetic valve (72) is electrically connected with the controller (10) through a lead, the conveying pipe (73) is in a cross shape, and the blades (76) are rectangular sheets.

7. A multi-functional environmental test chamber according to claim 1, wherein: the utility model provides a gas discharge mechanism (8) is including exhaust box (81), exhaust hole (82), venthole (83), jack (84), connecting rod (85) and metal ball (86), detect box (2) top and two symmetrical exhaust box (81) bottom fixed connection, detect box (2) upper surface and offer a plurality of symmetrical exhaust holes (82), detect box (2) and be located exhaust box (81) inside intercommunication through exhaust hole (82), venthole (83) are all offered to exhaust box (81) top and side, a plurality of jacks (84) are offered at exhaust box (81) top, jack (84) are pegged graft with connecting rod (85) activity, connecting rod (85) bottom and metal ball (86) top fixed connection.