CN211554030U - Formaldehyde detection device for climate box - Google Patents
Formaldehyde detection device for climate box Download PDFInfo
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- CN211554030U CN211554030U CN201921693209.5U CN201921693209U CN211554030U CN 211554030 U CN211554030 U CN 211554030U CN 201921693209 U CN201921693209 U CN 201921693209U CN 211554030 U CN211554030 U CN 211554030U
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Abstract
The utility model discloses a formaldehyde detection device for a climate box, which comprises a first support frame, wherein the upper end of the first support frame is provided with a detection protective shell, a supporting and positioning mechanism is arranged in the detection protective shell, and the supporting and positioning mechanism is connected with a sampling system, a dosing system, a water bath system and a master controller; the sampling system comprises an atmospheric sampler, a drying bottle and a formaldehyde absorption bottle, wherein an air outlet pipe of the formaldehyde absorption bottle is connected with the drying bottle; the lower end of the formaldehyde absorption bottle is connected with a first liquid outlet pipe; the medicine system includes that first adds medicine mechanism, second add medicine mechanism and mix the medicine mechanism, mixes medicine mechanism and includes first mixing flask, first medicine overflow bottle, first detection bottle and the first sample bottle of mixing, and the water bath system includes transport mechanism and constant temperature water bath, and transport mechanism connects on the support positioning mechanism of constant temperature water bath side, and first detection bottle and first sample bottle link to each other with transport mechanism. The detection device can detect the formaldehyde content in the climate box more efficiently and accurately.
Description
Technical Field
The utility model relates to an engineering detection area, concretely relates to formaldehyde detection device for weather case.
Background
The current test method for determining formaldehyde release limit in artificial boards and products thereof in China comprises the following steps: climatic chamber method, gas analysis method, dryer method, perforated extraction method. Due to the change of a new standard, the formaldehyde release limit in the artificial board of the interior decoration and finishing material and the product thereof GB 18580-2017 is implemented in 2018, 05 and 01, and the new standard cancels a 40L dryer method and limit values, (9-11) the limit values of the L dryer method and the perforation extraction method; (9-11) the L dryer method and the perforated extraction method are only used for production quality control. The modification only can detect the formaldehyde emission in the artificial board and the product thereof by using a climate box method for a third-party detection mechanism, so that the detection task of the climate box method is suddenly increased, and on one hand, the detection is caused by single detection method; on the other hand, the detection integration equipment is not available in the market, so that the working efficiency is low.
The method for measuring the formaldehyde release limit in the artificial board and the products thereof by the climate box method mainly comprises five steps: firstly, placing a detection sample into a climate box → extracting gas in the box to dissolve in the absorption liquid → adding a reaction reagent into the absorption liquid → secondly, carrying out constant-temperature water bath on the absorption liquid → thirdly, utilizing a spectrophotometer to measure absorbance. The method has complicated measuring steps, so that the working efficiency is low. All types of climate boxes and spectrophotometers in the market can meet the test requirements at present, but all the steps are relatively dispersed and are operated and monitored by workers, so that the automation degree is too low, and particularly the third step and the fourth step are carried out. The utility model discloses integrate step- (iii), (iv) realizes it automaticly, improves work efficiency, reduces the influence of human factor to the test result.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a formaldehyde detection device for weather case, this check out test set can be more high-efficient accurate detection formaldehyde, and it is more convenient to use.
The utility model discloses a realize above-mentioned purpose, the technical solution who adopts is:
a formaldehyde detection device for a climate box comprises a first support frame, wherein a detection protective shell is arranged at the upper end of the first support frame, a supporting and positioning mechanism is arranged in the detection protective shell, and a sampling system, a dosing system, a water bath system and a master controller are connected to the supporting and positioning mechanism; the sampling system comprises an atmosphere sampler, a drying bottle and a formaldehyde absorption bottle, wherein an air inlet pipe of the formaldehyde absorption bottle can be connected with an air outlet pipe on the atmosphere sampler through a first air inlet hose, and the air outlet pipe of the formaldehyde absorption bottle is connected with the drying bottle; the lower end of the formaldehyde absorption bottle is connected with a first liquid outlet pipe, and a first electromagnetic valve is arranged on the first liquid outlet pipe;
the medicine feeding system comprises a first medicine feeding mechanism, a second medicine feeding mechanism and a medicine mixing mechanism, the medicine mixing mechanism comprises a first mixing bottle, a first medicine mixing overflow bottle, a first detection bottle and a first sample bottle, the liquid outlet end of a first liquid outlet pipe is connected with the first mixing bottle, the lower end of the first mixing bottle is communicated with the first medicine mixing overflow bottle through a second liquid outlet pipe, and a second electromagnetic valve is arranged on the second liquid outlet pipe;
the upper side end of the first medicine mixing overflow bottle is connected with a medicine mixing overflow pipe, the lower end of the first medicine mixing overflow bottle is communicated with the first detection bottle through a third liquid outlet pipe, and the third liquid outlet pipe is connected with a third electromagnetic valve;
the first dosing mechanism is communicated with the third liquid outlet pipe through a fourth liquid outlet pipe, and the upper part of the fourth liquid outlet pipe is connected with a fourth electromagnetic valve; the second dosing mechanism is connected with the first sample bottle through a fifth liquid outlet pipe, and the upper part of the fifth liquid outlet pipe is connected with a fifth electromagnetic valve;
the water bath system comprises a conveying mechanism and a constant-temperature water bath kettle, the constant-temperature water bath kettle is connected in the bottom of the detection protective shell, the conveying mechanism is connected to a supporting and positioning mechanism on the side of the constant-temperature water bath kettle, and a first detection bottle and a first sample bottle are connected with the conveying mechanism through a first bottle body supporting rod.
Preferably, the first support frame is in a square frame shape and comprises a plurality of first support legs and a first reinforcing beam connected between the first support legs, the first reinforcing beam is provided with a bottle storage rack, and the lower ends of the first support legs are connected with a first roller assembly;
the upper end of first strut is provided with first casing limiting plate, detects the protective housing joint and links firmly with first strut through the bolt between two first limiting plates.
Preferably, the detection protective shell comprises a first shell, and a first door body is connected to the front opening end of the first shell;
the supporting and positioning mechanism comprises a first upper left positioning frame, a first upper right positioning frame, a first middle positioning frame and a first lower right positioning frame, wherein the first upper left positioning frame, the first upper right positioning frame, the first middle positioning frame and the first lower right positioning frame are respectively arranged in the upper left portion, the upper right portion, the middle portion and the lower right portion of the first shell.
Preferably, the atmosphere sampler, the drying bottle and the formaldehyde absorption bottle are connected to the first upper left positioning frame;
the first dosing mechanism and the second dosing mechanism are connected to the first upper right positioning frame; the first mixing bottle and the first medicine mixing overflow bottle are connected to the first middle positioning frame; the conveying mechanism is connected to the first lower right positioning frame.
Preferably, the drying bottle comprises a lower drying bottle body and an upper drying bottle plug connected with the lower drying bottle body, and the air outlet pipe of the formaldehyde absorption bottle penetrates through the upper drying bottle plug; a sampler air inlet pipe on the atmospheric sampler is connected with the drying bottle;
the formaldehyde absorption bottles are communicated through a first formaldehyde vent pipe and comprise a lower formaldehyde bottle body and an upper formaldehyde bottle plug connected to the lower formaldehyde bottle body; the first feed liquor tip of first drain pipe has two, is connected with a first solenoid valve on every first feed liquor tip, and first solenoid valve passes through the circuit and is connected with total controller.
Preferably, the first dosing mechanism comprises a first dosing quantitative bottle and a third dosing quantitative bottle, and the second dosing mechanism comprises a second dosing quantitative bottle, a fourth dosing positioning bottle and a fifth pure water quantitative bottle;
the first dosing quantitative bottle, the second dosing quantitative bottle, the third dosing quantitative bottle, the fourth dosing positioning bottle and the fifth pure water quantitative bottle are vertically arranged from left to right in sequence; the heads of the first dosing quantitative bottle, the second dosing quantitative bottle, the third dosing quantitative bottle, the fourth dosing positioning bottle and the fifth pure water quantitative bottle all penetrate through the upper end face of the detection protective shell.
Preferably, a first overflow receiving cup is arranged on the detection protective shell between the first dosing quantitative bottle and the second dosing quantitative bottle, and a second overflow receiving cup is arranged on the detection protective shell between the third dosing quantitative bottle and the fourth dosing positioning bottle; a third overflow receiving cup is arranged on the detection protective shell at the side end of the fifth pure water quantifying bottle;
the first dosing quantitative bottle, the second dosing quantitative bottle, the third dosing quantitative bottle, the fourth dosing positioning bottle and the fifth pure water quantitative bottle are all glass quantitative bottles, the glass quantitative bottles are in a circular tube shape, and the upper parts of the glass quantitative bottles are connected with a first dosing overflow pipe;
there are two fourth solenoid valves and three fifth solenoid valves.
Preferably, the first detection bottle and the first sample bottle are both glass flasks, and bottle stoppers are arranged at bottle mouths of the first detection bottle and the first sample bottle; the upper part of the first detection bottle is sleeved with a first rubber sleeve, and a first positioning frame is connected outside the first rubber sleeve;
the upper part of the first sample bottle is sleeved with a second rubber sleeve, and a second positioning frame is sleeved outside the second rubber sleeve; the two ends of the lower part of the first bottle body supporting rod are respectively connected with the first positioning frame and the second positioning frame.
Preferably, transport mechanism includes first vertical sharp module, and first vertical sharp module is connected with the detection protective housing through first module locating rack, and transversely be connected with first horizontal sharp module on the first vertical slider in the first vertical sharp module, first horizontal sharp module can reciprocate under the drive of first vertical sharp module.
Preferably, the first bottle body supporting rod is in an inverted T-shaped frame shape, and a first transverse sliding block in the first transverse linear module is connected with the upper end part of the first bottle body supporting rod;
the constant temperature water bath is connected with the detection protective housing through the pot body support of lower extreme, and first vertical straight line module is located the right-hand of constant temperature water bath, and first horizontal straight line module is located the top of constant temperature water bath.
The utility model has the advantages that:
the formaldehyde emission in the artificial board and the artificial board product is strictly controlled by using a climatic box method, the formaldehyde content in the indoor environment is prevented from exceeding the standard, and the physical and psychological health of people is guaranteed. A novel test device is manufactured, and the weather box method is more mature. The test steps of the climate box method are automated, labor force is liberated, and working efficiency is improved. The influence of human factors on the test result is reduced.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a formaldehyde detection device for a climate box.
Fig. 2 is a schematic view of a connection structure of the supporting and positioning mechanism and the detection protective shell.
Fig. 3 is a schematic view of the connection structure of the sampling system and the detection protective shell.
Fig. 4 is a schematic view of a connection structure of the transmission mechanism and the detection protective housing.
Detailed Description
The utility model provides a formaldehyde detection device for weather case, for making the utility model discloses a purpose, technical scheme and effect are clearer, more clear and definite, it is following right the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The present invention will be described in detail with reference to the accompanying drawings:
example 1
With reference to fig. 1 to 4, a formaldehyde detection device for a climate box comprises a first support frame 1, wherein a detection protective housing 11 is arranged at the upper end of the first support frame 1, a supporting and positioning mechanism 12 is arranged in the detection protective housing 11, and a sampling system 2, a dosing system 3, a water bath system 4 and a master controller 5 are connected to the supporting and positioning mechanism 12.
The sampling system 2 comprises an atmosphere sampler 21, a drying bottle 22 and a formaldehyde absorption bottle 23, wherein an air inlet pipe of the formaldehyde absorption bottle 23 can be connected with an air outlet pipe on the atmosphere sampler 21 through a first air inlet hose 24.
The air outlet pipe of the formaldehyde absorption bottle 23 is connected with the drying bottle 22; the lower extreme of formaldehyde absorption bottle 23 even has first drain pipe 201, is provided with first solenoid valve 301 on first drain pipe 201.
The medicine adding system 3 comprises a first medicine adding mechanism 31, a second medicine adding mechanism 32 and a medicine mixing mechanism 33, and the medicine mixing mechanism 33 comprises a first mixing bottle 34, a first medicine mixing overflow bottle 35, a first detection bottle 36 and a first sample bottle 37.
The liquid outlet end of the first liquid outlet pipe 201 is connected with the first mixing bottle 34, the lower end of the first mixing bottle 34 is communicated with the first medicine mixing overflow bottle 35 through the second liquid outlet pipe 202, and the second liquid outlet pipe 202 is provided with a second electromagnetic valve 302.
The upper side end of the first medicine mixing overflow bottle 35 is connected with a medicine mixing overflow pipe 351, the lower end of the first medicine mixing overflow bottle 351 is communicated with the first detection bottle 36 through a third liquid outlet pipe 203, and the third liquid outlet pipe 203 is connected with a third electromagnetic valve 303.
The first medicine adding mechanism 31 is communicated with the third liquid outlet pipe 203 through a fourth liquid outlet pipe 204, and the upper part of the fourth liquid outlet pipe 204 is connected with a fourth electromagnetic valve 304.
The second medicine adding mechanism 32 is connected with the first sample bottle 37 through a fifth liquid outlet pipe 205, and the upper part of the fifth liquid outlet pipe 205 is connected with a fifth electromagnetic valve 305.
The water bath system 4 comprises a conveying mechanism 6 and a constant-temperature water bath 41, the constant-temperature water bath 41 is connected in the bottom of the detection protective shell 11, the conveying mechanism 6 is connected on a supporting and positioning mechanism 12 on the side of the constant-temperature water bath 41, and the first detection bottle 36 and the first sample bottle 37 are connected with the conveying mechanism 6 through a first bottle body supporting rod 7.
The first support frame 1 is in a square frame shape, the first support frame 1 comprises a plurality of first support legs 101 and a first reinforcing beam 102 connected between the first support legs 101, a bottle storage rack 103 is arranged on the first reinforcing beam 102, and the lower end of the first support leg 101 is connected with a first roller assembly 104.
The upper end of first strut 1 is provided with first casing limiting plate 13, detects the joint of protective housing 11 between two first limiting plates 13, detects protective housing 11 and links firmly with first strut through the bolt.
The detection protection shell 11 comprises a first shell, and a first door body is connected to the front opening end of the first shell. The supporting and positioning mechanism 12 includes a first upper left positioning frame 121, a first upper right positioning frame 122, a first middle positioning frame 123 and a first lower right positioning frame 124, and the first upper left positioning frame 121, the first upper right positioning frame 122, the first middle positioning frame 123 and the first lower right positioning frame 124 are respectively disposed in the upper left portion, the upper right portion, the middle portion and the lower right portion of the first housing.
The atmospheric sampler 21, the drying bottle 22 and the formaldehyde absorption bottle 23 are connected on the first upper left positioning frame 121;
the first dosing mechanism 31 and the second dosing mechanism 32 are connected to the first upper right positioning frame 122; the first mixing bottle 34 and the first medicine mixing overflow bottle 35 are connected to the first middle positioning frame 123; the transfer mechanism 6 is attached to the first lower right spacer 124.
The drying bottle 22 comprises a lower drying bottle body 221 and an upper drying bottle plug 222 connected on the lower drying bottle body 221, and an air outlet pipe of the formaldehyde absorption bottle 23 penetrates through the upper drying bottle plug 222; a sampler air inlet pipe on the atmospheric sampler 21 is connected with the drying bottle 22;
the formaldehyde absorption bottles 23 are two, the two formaldehyde absorption bottles 23 are communicated through a first formaldehyde vent pipe 231, and the formaldehyde absorption bottles 23 comprise a lower formaldehyde bottle body 232 and an upper formaldehyde bottle stopper 233 connected to the lower formaldehyde bottle body 232.
There are two first feed liquor tip of first drain pipe 201, are connected with a first solenoid valve 301 on every first feed liquor tip, and first solenoid valve 301 passes through the circuit and is connected with total controller 5.
The first dosing mechanism 31 includes a first dosing bottle 311 and a third dosing bottle 313, and the second dosing mechanism 32 includes a second dosing bottle 312, a fourth dosing positioning bottle 314, and a fifth pure water dosing bottle 315.
The first dosing bottle 311, the second dosing bottle 312, the third dosing bottle 313, the fourth dosing positioning bottle 314 and the fifth pure water dosing bottle 315 are vertically arranged from left to right in sequence. The heads of the first dosing bottle 311, the second dosing bottle 312, the third dosing bottle 313, the fourth dosing positioning bottle 314 and the fifth pure water dosing bottle 315 penetrate through the upper end face of the detection protective shell 11.
A first overflow receiving cup 321 is arranged on the detection protective shell 11 between the first dosing bottle 311 and the second dosing bottle 312, and a second overflow receiving cup 322 is arranged on the detection protective shell 11 between the third dosing bottle 313 and the fourth dosing positioning bottle 134; a third overflow receiving cup 323 is provided on the detection protective case 1 at the side end of the fifth pure water quantifying bottle 315.
The first dosing quantitative bottle 311, the second dosing quantitative bottle 312, the third dosing quantitative bottle 313, the fourth dosing positioning bottle 314 and the fifth pure water quantitative bottle 315 are all glass quantitative bottles, the glass quantitative bottles are in a circular tube shape, the upper parts of the glass quantitative bottles are connected with first dosing overflow pipes 316, the number of the fourth electromagnetic valves 304 is two, and the number of the fifth electromagnetic valves 305 is three.
The first detection bottle 36 and the first sample bottle 37 are both glass flasks, and bottle stoppers are arranged at the bottle mouths of the first detection bottle 36 and the first sample bottle 37; the upper part of the first detection bottle 36 is sleeved with a first rubber sleeve, and a first positioning frame 361 is connected outside the first rubber sleeve;
the upper part of the first sample bottle 37 is sleeved with a second rubber sleeve, and a second positioning frame 371 is sleeved outside the second rubber sleeve; the two ends of the lower part of the first bottle body supporting rod 7 are respectively connected with a first positioning frame 361 and a second positioning frame 371. The content of formaldehyde in the ordinary air is detected by the first sample bottle 37, and under the same condition, the formaldehyde content is used as the contrast detection of the first detection bottle 36 of the experiment, and after the first sample bottle 37 is detected, whether formaldehyde exists in the ordinary air can be detected, so that the detection error of the first detection bottle 36 can be reduced.
The first bottle body support rod 7 is in an inverted T-shaped frame shape, and a first transverse sliding block in the first transverse linear module 63 is connected with the upper end part of the first bottle body support rod 7.
The constant temperature water bath 41 is connected with the detection protective shell 11 through the pot body support 42 at the lower end, the first vertical straight line module 61 is positioned on the right side of the constant temperature water bath 41, and the first horizontal straight line module 63 is positioned above the constant temperature water bath 41.
Example 2
With reference to fig. 1 to 4, the method for using the formaldehyde detection device for the climate box specifically includes the following steps:
step one, a sample needing to detect formaldehyde is placed in an external climatic chamber, and the sample is generally placed in the climatic chamber for one to two days. When air in the climate box is tested, the air exhaust pipe of the atmosphere sampler is communicated with the climate box, and then the air inlet pipe of the formaldehyde absorption bottle 23 is connected with the air outlet pipe on the atmosphere sampler 21 by using the first air inlet hose.
And step two, adding 25mL of absorption liquid into each of two formaldehyde absorption bottles. The air in the climate box is extracted by the atmospheric sampler, after the air in the climate box enters the formaldehyde absorption bottle 23, the formaldehyde in the air is dissolved in the absorption liquid in the formaldehyde absorption bottle 23, and the absorption liquid in the formaldehyde absorption bottle 23 can be water or ethanol.
In the first, second, third, fourth and fifth dosing bottles 311, 312, 313, 314 and 315, an acetylacetone solution, an ammonium acetate solution and pure water are added from left to right, respectively.
Step three, opening the master controller 5, sending an instruction to open the air sampler 21 by the master controller 5, controlling the air extraction speed of the air sampler 21 to be 2L/min, and controlling the air extraction time of the air sampler 21 to be 1 h; meanwhile, the master controller controls the constant-temperature water bath to be opened, and the water in the bath is heated until the temperature required by the test is reached;
step four, after 1 hour, finishing air extraction, enabling the water temperature in the constant-temperature water bath to reach the temperature required by the test, sending an instruction by the controller, and closing the air sampler; simultaneously opening a first electromagnetic valve, and enabling absorption liquid to flow into a first mixing bottle from two formaldehyde absorption bottles;
after the absorption liquid is mixed, the controller sends out an instruction, the first electromagnetic valve is closed, the second electromagnetic valve is opened, the mixed absorption liquid flows to a 10mL first medicine mixing overflow bottle, and redundant absorption liquid is discharged through the medicine mixing overflow pipe;
step five, in the dosing process, the controller sends out an instruction and closes the second electromagnetic valve; then opening a third electromagnetic valve and a fifth electromagnetic valve for controlling a fifth pure water quantitative bottle at a time interval of 30 s; the absorption liquid and the pure water respectively flow into the first detection bottle and the first sample bottle;
and step six, the controller sends out an instruction, the third electromagnetic valve is closed, the fourth electromagnetic valve and the other two fifth electromagnetic valves are opened, and the first detection bottle and the first sample bottle are respectively added with 10mL of acetylacetone solution and 10mL of ammonium acetate solution.
Step seven, in the water bath process, after the medicines are added into the first detection bottle and the first sample bottle, the controller sends out an instruction, and all the fourth electromagnetic valves and all the fifth electromagnetic valves are closed;
simultaneously, the first detection bottle and the first sample bottle enter a constant-temperature water bath kettle which is heated to 60 ℃ through a conveying mechanism; after the first detection bottle and the first sample bottle are kept in the constant-temperature water bath for 10min, the volumetric flask is moved out of the constant-temperature water bath through the conveying mechanism;
step eight, closing the first door body, storing the liquid in the first detection bottle and the first sample bottle for 1h in a dark place, and then sending out an alarm by the controller to remind a tester to take out the sample to measure absorbance.
Example 3
Above-mentioned a formaldehyde detection device for weather case, compare with the mode of current manual experiment, this check out test set uses more conveniently, and detection efficiency is higher to can remove the experiment. Be provided with neotype sampling system 2, medicine system 3 and water bath system 4 that are used for detecting formaldehyde in the whole equipment, sampling system 2, medicine system 3 and water bath system 4 can be more accurate be used for the detection of formaldehyde. The sampling system 2, the dosing system 3 and the water bath system 4 are controlled by the master controller 5, so that the control is convenient, and the detection convenience of the whole device is improved.
The device is still including the detection protective housing that is used for protecting sampling system 2, medicine system 3, water bath system 4 and total controller 5, detects protective housing swing joint on first strut for the removal of whole device is more convenient, and first strut inboard is provided with the bottle storage rack 103 that is used for placing the reserve bottle, has improved the convenience when using. The utility model discloses check out test set realizes automaticly with the test step of weather box method, liberates the labour, improves work efficiency, and is different with artifical the detection, and the effectual reduction human factor of this detection device provides the accuracy of testing result greatly to the influence of test result, has improved detection efficiency and security.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (10)
1. A formaldehyde detection device for a climate box is characterized by comprising a first support frame, wherein the upper end of the first support frame is provided with a detection protective shell, a supporting and positioning mechanism is arranged in the detection protective shell, and the supporting and positioning mechanism is connected with a sampling system, a dosing system, a water bath system and a master controller; the sampling system comprises an atmosphere sampler, a drying bottle and a formaldehyde absorption bottle, wherein an air inlet pipe of the formaldehyde absorption bottle can be connected with an air outlet pipe on the atmosphere sampler through a first air inlet hose, and the air outlet pipe of the formaldehyde absorption bottle is connected with the drying bottle; the lower end of the formaldehyde absorption bottle is connected with a first liquid outlet pipe, and a first electromagnetic valve is arranged on the first liquid outlet pipe;
the medicine feeding system comprises a first medicine feeding mechanism, a second medicine feeding mechanism and a medicine mixing mechanism, the medicine mixing mechanism comprises a first mixing bottle, a first medicine mixing overflow bottle, a first detection bottle and a first sample bottle, the liquid outlet end of a first liquid outlet pipe is connected with the first mixing bottle, the lower end of the first mixing bottle is communicated with the first medicine mixing overflow bottle through a second liquid outlet pipe, and a second electromagnetic valve is arranged on the second liquid outlet pipe;
the upper side end of the first medicine mixing overflow bottle is connected with a medicine mixing overflow pipe, the lower end of the first medicine mixing overflow bottle is communicated with the first detection bottle through a third liquid outlet pipe, and the third liquid outlet pipe is connected with a third electromagnetic valve;
the first dosing mechanism is communicated with the third liquid outlet pipe through a fourth liquid outlet pipe, and the upper part of the fourth liquid outlet pipe is connected with a fourth electromagnetic valve; the second dosing mechanism is connected with the first sample bottle through a fifth liquid outlet pipe, and the upper part of the fifth liquid outlet pipe is connected with a fifth electromagnetic valve;
the water bath system comprises a conveying mechanism and a constant-temperature water bath kettle, the constant-temperature water bath kettle is connected in the bottom of the detection protective shell, the conveying mechanism is connected to a supporting and positioning mechanism on the side of the constant-temperature water bath kettle, and a first detection bottle and a first sample bottle are connected with the conveying mechanism through a first bottle body supporting rod.
2. The formaldehyde detecting device for the climate box according to claim 1, wherein the first support frame is a square frame, the first support frame comprises a plurality of first support legs and a first reinforcing beam connected between the first support legs, the first reinforcing beam is provided with a bottle storage rack, and the lower ends of the first support legs are connected with a first roller assembly;
the upper end of first strut is provided with first casing limiting plate, detects the protective housing joint and links firmly with first strut through the bolt between two first limiting plates.
3. The formaldehyde detection device for the climate box according to claim 1, wherein the detection protective housing comprises a first housing, and a first door body is connected to a front opening end of the first housing;
the supporting and positioning mechanism comprises a first upper left positioning frame, a first upper right positioning frame, a first middle positioning frame and a first lower right positioning frame, wherein the first upper left positioning frame, the first upper right positioning frame, the first middle positioning frame and the first lower right positioning frame are respectively arranged in the upper left portion, the upper right portion, the middle portion and the lower right portion of the first shell.
4. The formaldehyde detecting device for the climate box according to claim 3, wherein the atmospheric sampling device, the drying bottle and the formaldehyde absorbing bottle are connected to the first upper left positioning frame;
the first dosing mechanism and the second dosing mechanism are connected to the first upper right positioning frame; the first mixing bottle and the first medicine mixing overflow bottle are connected to the first middle positioning frame; the conveying mechanism is connected to the first lower right positioning frame.
5. The formaldehyde detecting device for the climate box according to claim 1, wherein the drying bottle comprises a lower drying bottle body and an upper drying bottle plug connected to the lower drying bottle body, and the air outlet pipe of the formaldehyde absorbing bottle passes through the upper drying bottle plug; a sampler air inlet pipe on the atmospheric sampler is connected with the drying bottle;
the formaldehyde absorption bottles are communicated through a first formaldehyde vent pipe and comprise a lower formaldehyde bottle body and an upper formaldehyde bottle plug connected to the lower formaldehyde bottle body; the first feed liquor tip of first drain pipe has two, is connected with a first solenoid valve on every first feed liquor tip, and first solenoid valve passes through the circuit and is connected with total controller.
6. The formaldehyde detection device for the climate box according to claim 1, wherein the first dosing mechanism comprises a first dosing bottle and a third dosing bottle, and the second dosing mechanism comprises a second dosing bottle, a fourth dosing positioning bottle and a fifth pure water dosing bottle;
the first dosing quantitative bottle, the second dosing quantitative bottle, the third dosing quantitative bottle, the fourth dosing positioning bottle and the fifth pure water quantitative bottle are vertically arranged from left to right in sequence; the heads of the first dosing quantitative bottle, the second dosing quantitative bottle, the third dosing quantitative bottle, the fourth dosing positioning bottle and the fifth pure water quantitative bottle all penetrate through the upper end face of the detection protective shell.
7. The formaldehyde detection device for the climate box according to claim 6, wherein a first overflow receiving cup is arranged on a detection protective shell between the first dosing bottle and the second dosing bottle, and a second overflow receiving cup is arranged on a detection protective shell between the third dosing bottle and the fourth dosing positioning bottle; a third overflow receiving cup is arranged on the detection protective shell at the side end of the fifth pure water quantifying bottle;
the first dosing quantitative bottle, the second dosing quantitative bottle, the third dosing quantitative bottle, the fourth dosing positioning bottle and the fifth pure water quantitative bottle are all glass quantitative bottles, the glass quantitative bottles are in a circular tube shape, and the upper parts of the glass quantitative bottles are connected with a first dosing overflow pipe;
there are two fourth solenoid valves and three fifth solenoid valves.
8. The formaldehyde detection device for the climate box according to claim 1, wherein the first detection bottle and the first sample bottle are glass flasks, and bottle stoppers are arranged at bottle mouths of the first detection bottle and the first sample bottle; the upper part of the first detection bottle is sleeved with a first rubber sleeve, and a first positioning frame is connected outside the first rubber sleeve;
the upper part of the first sample bottle is sleeved with a second rubber sleeve, and a second positioning frame is sleeved outside the second rubber sleeve; the two ends of the lower part of the first bottle body supporting rod are respectively connected with the first positioning frame and the second positioning frame.
9. The formaldehyde detection device for the climate box according to claim 8, wherein the conveying mechanism comprises a first vertical linear module, the first vertical linear module is connected with the detection protection shell through a first module positioning frame, a first transverse linear module is transversely connected to a first vertical sliding block in the first vertical linear module, and the first transverse linear module can be driven by the first vertical linear module to move up and down.
10. The formaldehyde detection device for the climate box according to claim 9, wherein the first bottle support rod is in an inverted T-shaped frame shape, and the first transverse slider in the first transverse linear module is connected with the upper end of the first bottle support rod;
the constant temperature water bath is connected with the detection protective housing through the pot body support of lower extreme, and first vertical straight line module is located the right-hand of constant temperature water bath, and first horizontal straight line module is located the top of constant temperature water bath.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658347A (en) * | 2019-10-11 | 2020-01-07 | 天津市滨海新区塘沽滨海建筑工程质量检测中心有限公司 | Automatic formaldehyde detection equipment and formaldehyde detection method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658347A (en) * | 2019-10-11 | 2020-01-07 | 天津市滨海新区塘沽滨海建筑工程质量检测中心有限公司 | Automatic formaldehyde detection equipment and formaldehyde detection method |
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