CN210729562U - Constant temperature and humidity test box - Google Patents
Constant temperature and humidity test box Download PDFInfo
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- CN210729562U CN210729562U CN201921546829.6U CN201921546829U CN210729562U CN 210729562 U CN210729562 U CN 210729562U CN 201921546829 U CN201921546829 U CN 201921546829U CN 210729562 U CN210729562 U CN 210729562U
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Abstract
The utility model discloses a constant temperature and humidity test box, comprising a base plate, the top outer wall welding of bottom plate has the cabinet body, and one side outer wall of the cabinet body is equipped with test bin and accessory storehouse, one side outer wall of the cabinet body is equipped with the experiment storehouse, and the outer wall in experiment storehouse is fixed with sealing door through the hinge, one side that the cabinet body is close to the experiment storehouse is equipped with the switch board, the inner wall in test bin is equipped with humidification case, drinking cup group, EZO excess temperature protection component and distribution board. The utility model discloses an EZO excess temperature protection component and temperature and humidity sensor, temperature control district and humidity control distinguish the change, reduce the humiture and influence each other in the humiture change in-process simultaneously, and inside drinking cup group forms constant temperature water smoke, and during the operation of drinking cup group, through the liquid of atomizing of treating that gets into with the atomizing ration, will regulate and control the temperature of whole atomizing material simultaneously, make its humiture of pouring into in the experimental storehouse all reach the invariable standard, and then play constant temperature and humidity effect.
Description
Technical Field
The utility model relates to a proof box technical field especially relates to a constant temperature and humidity proof box.
Background
The working process of the existing high-low temperature test chamber is as follows: after the temperature and humidity of the air are adjusted, the air is directly discharged into the test box through the rotating fan. However, since the air is not uniformly mixed before being discharged into the test chamber, the temperature and humidity distribution of the air in the test chamber are not uniform after being discharged into the test chamber, and the test result is affected. And the existing high-low temperature test box mostly adopts a horizontal structure, has larger size and is heavy, and the import of most laboratories is smaller, so that the transportation and arrangement processes are very inconvenient. Meanwhile, temperature is kept and temperature change is not protected by over-temperature in the temperature adjusting process, and adjustment cannot be carried out between constant humidities in the temperature changing process, so that the integral temperature and humidity adjustment is unbalanced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a constant temperature and humidity test box.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a constant temperature and humidity test box comprises a bottom plate, wherein a cabinet body is welded on the outer wall of the top of the bottom plate, a test chamber and an accessory chamber are arranged on the outer wall of one side of the cabinet body, a test chamber is arranged on the outer wall of one side of the cabinet body, a sealing door is fixed on the outer wall of the test chamber through a hinge, a control cabinet is arranged on one side, close to the test chamber, of the cabinet body, a humidification box, a water cup group, an EZO temperature protection element and a distribution board are arranged on the inner wall of the test chamber, a bucket, a compressor, a water inlet filter, a water return filter, a condenser and a water pump are arranged on the inner wall of the accessory chamber, the distribution board is connected with the control cabinet through a lead, the water cup group is connected with the humidification box through a pipeline, the water cup group is connected with the bucket through a pipeline, the compressor is, and two ends of the water pump are connected with the condenser and the water inlet filter.
Preferably, one side of the cabinet body close to the experiment bin is provided with a temperature and humidity sensor, and a signal end of the temperature and humidity sensor is connected with a PLC (programmable logic controller) through a signal line.
Preferably, the EZO over-temperature protection element and the temperature and humidity sensor are connected in parallel, and the EZO over-temperature protection element is connected in series to a port of the distribution board through a lead.
Preferably, the four corners of the bottom plate are all fixed with universal wheels through bolts, and the middle parts of the two sides of the bottom plate are all fixed with stable supporting legs.
Preferably, the water cup group comprises an upper water cup, a middle water cup and a lower water cup, the upper water cup, the middle water cup and the lower water cup are in butt joint with a valve and a pipeline, and the upper water cup, the middle water cup and the lower water cup are sequentially arranged on the inner wall of the experiment chamber.
Preferably, the compressor, the condenser and the water pump are all connected with switches, and the switches are connected with the PLC through wires.
The utility model has the advantages that:
1. according to the constant temperature and humidity test box, the EZO over-temperature protection element and the temperature and humidity sensor are arranged, so that the temperature control area and the humidity control area are separately changed in the temperature and humidity detection and temperature change processes, the mutual influence of the temperature and the humidity is reduced in the temperature and humidity change process, the high temperature is ensured not to be over-temperature, the constant humidity is ensured not to be dripped, and the test effect can be achieved;
2. the constant temperature of this constant temperature and humidity test box passes through inside drinking cup group, forms constant temperature water smoke, and during the operation of drinking cup group, through the liquid of waiting to atomize that will atomize the ration and get into, the temperature of the whole atomizing material of will regulating and control simultaneously makes its humiture of pouring into in the experimental storehouse all reach invariable standard, and then plays the effect of constant temperature and humidity.
Drawings
Fig. 1 is a schematic view of the overall structure of a constant temperature and humidity test chamber provided by the present invention;
fig. 2 is the utility model provides a constant temperature and humidity test box's side view structure schematic diagram.
In the figure: the device comprises a base plate 1, a control cabinet 2, a water bucket 3, a backwater filter 4, a water inlet filter 5, a stable supporting leg 6, a universal wheel 7, a water pump 8, a condenser 9, a humidifying box 10, a water cup group 11, a cabinet body 12, an experimental cabin 13, a temperature and humidity sensor 14, an over-temperature protection element 15 EZO, a distribution board 16 and a compressor 17.
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.
Referring to fig. 1-2, a constant temperature and humidity test chamber comprises a bottom plate 1, a cabinet 12 is welded on the outer wall of the top of the bottom plate 1, a test chamber and an accessory chamber are arranged on the outer wall of one side of the cabinet 12, a test chamber 13 is arranged on the outer wall of one side of the cabinet 12, a sealing door is fixed on the outer wall of the test chamber 13 through a hinge, a control cabinet 2 is arranged on one side of the cabinet 12 close to the test chamber 13, a humidifying chamber 10, a water cup group 11, an EZO over-temperature protection element 15 and a distribution board 16 are arranged on the inner wall of the accessory chamber, a bucket 3, a compressor 17, a water inlet filter 5, a water return filter 4, a condenser 9 and a water pump 8 are arranged on the inner wall of the test chamber, the distribution board 16 is connected with the control cabinet 2 through a lead, the water cup group 11 is connected with the humidifying chamber 10 through a pipeline, the water, the other ends of the water inlet filter 5 and the water return filter 4 are communicated with the condenser 9, two ends of the water pump 8 are connected with the condenser 9 and the water inlet filter 5, one side of the cabinet body 12 close to the experimental bin 13 is provided with a temperature and humidity sensor 14, a signal end of the temperature and humidity sensor 14 is connected with a PLC (programmable logic controller) through a signal line, the EZO over-temperature protection element 15 and the temperature and humidity sensor 14 are connected in parallel, the EZO over-temperature protection element 15 is connected in series on a port of the distribution board 16 through a lead, universal wheels 7 are fixed at four corners of the bottom plate 1 through bolts, stabilizing supporting legs 6 are fixed at middle parts of two sides of the bottom plate 1, the water cup group 11 comprises an upper water cup, a middle water cup and a lower water cup, valves and pipelines are clamped between every two upper water cup, middle water cup and lower water cup, and the upper water cup, the.
The compressor 17, the condenser 9 and the water pump 8 are all connected with switches, and the switches are connected with the PLC through wires.
The working principle is as follows: when this constant temperature and humidity test box used, through placing article at experiment storehouse 13, form constant temperature water smoke through inside drinking cup group after sealed, water pump 8 is through condenser 9, humidification case 10 is the atomizing ration entering treat the atomized liquid, the temperature of whole atomized material will be regulated and control simultaneously, EZO overtemperature prote component 15 and temperature humidity transducer 14 are carrying out humiture detection and temperature variation in-process, distinguish the change through temperature control district and humidity control, make its humiture of pouring into in the experiment storehouse all reach the invariable standard, and then play the effect of constant temperature and humidity.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A constant temperature and humidity test box comprises a bottom plate (1) and is characterized in that a cabinet body (12) is welded on the outer wall of the top of the bottom plate (1), a test bin and an accessory bin are arranged on the outer wall of one side of the cabinet body (12), an experiment bin (13) is arranged on the outer wall of one side of the cabinet body (12), a sealing door is fixed on the outer wall of the experiment bin (13) through a hinge, a control cabinet (2) is arranged on one side, close to the experiment bin (13), of the cabinet body (12), a humidifying box (10), a water cup group (11), an EZO over-temperature protection element (15) and a distribution board (16) are arranged on the inner wall of the test bin, a water bucket (3), a compressor (17), a water inlet filter (5), a water return filter (4), a condenser (9) and a water pump (8) are arranged on the inner wall of the test bin, the distribution board (16) is connected with the control cabinet (2) through a, and drinking cup group (11) are connected through pipeline and cask (3), compressor (17) are linked together through pipeline and filter (5), return water filter (4) of intaking, and the other end and condenser (9) of filter (5), return water filter (4) of intaking are linked together, the both ends and condenser (9) of water pump (8), the filter (5) of intaking are connected.
2. The constant temperature and humidity test chamber according to claim 1, wherein a temperature and humidity sensor (14) is arranged on one side of the cabinet body (12) close to the experiment chamber (13), and a signal end of the temperature and humidity sensor (14) is connected with a PLC controller through a signal line.
3. The constant temperature and humidity test chamber according to claim 1, wherein the EZO over-temperature protection element (15) and the temperature and humidity sensor (14) are connected in parallel, and the EZO over-temperature protection element (15) is connected in series to a port of the distribution board (16) through a wire.
4. The constant temperature and humidity test chamber according to claim 1, wherein universal wheels (7) are fixed at four corners of the bottom plate (1) through bolts, and stabilizing supporting legs (6) are fixed in the middle parts of two sides of the bottom plate (1).
5. The constant temperature and humidity test chamber according to claim 1, wherein the water cup group (11) comprises an upper water cup, a middle water cup and a lower water cup, valves and pipelines are arranged between every two of the upper water cup, the middle water cup and the lower water cup, and the upper water cup, the middle water cup and the lower water cup are sequentially arranged on the inner wall of the test chamber (13).
6. The constant temperature and humidity test chamber according to claim 1, wherein the compressor (17), the condenser (9) and the water pump (8) are all connected with switches, and the switches are connected with the PLC through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921546829.6U CN210729562U (en) | 2019-09-18 | 2019-09-18 | Constant temperature and humidity test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921546829.6U CN210729562U (en) | 2019-09-18 | 2019-09-18 | Constant temperature and humidity test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210729562U true CN210729562U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921546829.6U Active CN210729562U (en) | 2019-09-18 | 2019-09-18 | Constant temperature and humidity test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210729562U (en) |
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2019
- 2019-09-18 CN CN201921546829.6U patent/CN210729562U/en active Active
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