CN110332769A - Use for laboratory sterilizing and drying device - Google Patents

Abstract

The present invention provides a kind of use for laboratory sterilizing and drying device, and cabinet, the cabinet includes chamber door, and the chamber door is set to the cabinet outboard end, and the box outer surface is respectively equipped with air intake passage and air-out passage；Object disposing platform, the object disposing platform are set in the cabinet；Drying unit, the drying unit is set on the cabinet wall, and it is arranged close to the air intake passage, the drying unit includes rotary electric machine, and the rotary electric machine is connected to the cabinet wall, and is arranged close to the air intake passage, the rotary electric machine output end is arranged far from the cabinet wall, and the rotary electric machine output end is connected with rotation fan blade, the moving blade is equipped with heating component far from rotary electric machine end, and the heating component is connected on the cabinet wall by bracket；Bactericidal lamp, the bactericidal lamp are set on the cabinet wall；Control unit, described control unit are set to the cabinet outboard end, and the rotary electric machine and bactericidal lamp are electrically connected with the control unit.

Description

Use for laboratory sterilizing and drying device

Technical field

The invention belongs to use for laboratory engineering device technique field, in particular to a kind of use for laboratory sterilizing and drying device.

Background technique

When testing, different glass apparatus is needed to extract reagent, and the simplest method of dry glass instrument is to make It stands overnight, after generally clean instrument is inverted a period of time, if can use without water mark, if it is desired to which stringent sewage, can incite somebody to action The required instrument used is put dries in an oven.

The baking oven that laboratory uses generally is no different with a conventional oven, and instrument is placed on rack, makes to dry by heating device The temperature inside the box increases, and makes evaporation of residual moisture on instrument, and vapor is discharged by the air exhausting device on baking oven, to make instrument Drying.But existing drying unit does not have sterilizing function mostly, to be easy to bring due to not washing clean clearly to follow-up test Some unnecessary influences.

Summary of the invention

The present invention provides a kind of use for laboratory sterilizing and drying device, is carried out by drying unit and bactericidal lamp to glass apparatus Drying and sterilization operation comprising:

Cabinet, the cabinet include chamber door, and the chamber door is set to the cabinet outboard end, and the box outer surface is set respectively There are air intake passage and air-out passage；

Object disposing platform, the object disposing platform are set in the cabinet；

Drying unit, the drying unit are set on the cabinet wall, and are arranged close to the air intake passage, the baking Equipment for drying includes rotary electric machine, and the rotary electric machine is connected to the cabinet wall, and is arranged close to the air intake passage, described Rotary electric machine output end is arranged far from the cabinet wall, and the rotary electric machine output end is connected with rotation fan blade, and described turn Movable vane piece is equipped with heating component far from rotary electric machine end, and the heating component is connected on the cabinet wall by bracket；

Bactericidal lamp, the bactericidal lamp are set on the cabinet wall；

Control unit, described control unit are set to the cabinet outboard end, the rotary electric machine, bactericidal lamp and heating component It is electrically connected with the control unit.

Preferably, the air intake passage and air-out passage are arranged oppositely respectively in the cabinet outboard end, and the air inlet is logical Road input end and the air-out passage outlet end are covered with dustproof filter screen respectively, and the bactericidal lamp is set to cabinet upper end inner wall On.

Preferably, the object disposing platform includes bottom plate, and the bottom plate lower end is connect with cabinet bottom end inner wall, the bottom Plate upper end is equipped with multiple collecting tanks, and the collecting tank slot bottom is connected with several support columns, several its lower ends of support column It is connect with the collecting tank slot bottom, the inclined formula in the upper end is arranged close to the chamber door.

Preferably, the cabinet includes first shell and second shell, and the object disposing platform, drying unit and bactericidal lamp are set In in the first shell, the chamber door is set to the first shell outboard end, and the air intake passage and air-out passage are right respectively To the first shell outboard end is set to, the second shell is sheathed on the first shell outer surface, and the second shell Outboard end offers the opening for cooperating the chamber door to open, and the second shell outboard end corresponds to the air intake passage position and is equipped with Air inlet grid, the second shell outboard end correspond to the air-out passage position equipped with outlet grid, the first shell and the The first heat-exchanger rig is connected between two shells, described control unit is set to the second shell outboard end, first heat exchange Device is electrically connected with the control unit.

Preferably, first heat-exchanger rig include the first heat exchanger tube, the second heat exchanger tube and third heat exchanger tube, described first Heat exchanger tube, the second heat exchanger tube and third heat exchanger tube are integrally in C set up of character patt ern and are buckled in the first shell outboard end, described First heat exchanger tube one end is connected to intake chamber, the intake chamber and the air intake passage and is arranged with side, and the intake chamber is set to The first shell side is formed by bending first to second heat exchanger tube close to bottom position, the first heat exchanger tube other end Bending part is simultaneously connected to second heat exchanger tube, is equipped on second heat exchanger tube with first bending part the same end and is connected to the third One end of second bending part of heat exchanger tube, the third heat exchanger tube is connected to water-supplying chamber, and the water-supplying chamber and the air-out passage are same Side setting, and set on the first shell side, equidistantly row is set in bottom position, the water-supplying chamber for the water-supplying chamber There are multiple thermal conductive metal plates, multiple described thermal conductive metal plate one end are connect with the cooling piece for being connected to water-supplying chamber's outboard end, It is located in the first heat exchanger tube on first bending part and is equipped with first flap, the first flap extends downward into the second heat exchanger tube Lower end, be located in the second heat exchanger tube on second bending part and be equipped with second flap, the second flap extends downward into the The lower end of three heat exchanger tubes is communicated with blowback water pipe, the cooling piece and with blowback water pipe between the intake chamber and water-supplying chamber It is electrically connected with the control unit.

Preferably, the air-out passage outlet air end is connected with the second heat-exchanger rig, and second heat-exchanger rig includes heat exchange Shell, the heat exchange shell are embedded in the air-out passage, and the heat exchange shell-side end is respectively equipped with the second air inlet and second exhaust Mouthful, second air inlet and second exhaust port are arranged with side, and second air inlet is connected in the first shell, institute It states the second gas outlet to be connected between the first shell and second shell, and is arranged close to the outlet grid, the heat exchange Interlayer is equipped in shell vertically, the interlayer bottom end is respectively equipped with interlayer water inlet and interlayer water outlet, the interlayer water inlet and Interlayer water outlet is set between the first shell and second shell, and the interlayer water inlet is connected with water inlet pipe, it is described into Water pipe is connected in intake chamber through the heat exchange shell bottom end, and the interlayer water outlet is connected with outlet pipe, and the outlet pipe passes through It wears the heat exchange shell bottom end to be connected in water-supplying chamber, in the heat exchange shell interior heat exchanger channels will be divided by the interlayer in it With outer heat exchanger channels, the interior heat exchanger channels and outer heat exchanger channels are return pass, and the interior heat exchanger channels and outer heat exchange are logical Road passes through piping connection in the water-supplying chamber, and the outer heat exchanger channels are placed in the interior heat exchanger channels outer end, it is described in change Passage of heat input end and the outer heat exchanger channels input end are connect with second air inlet respectively, the interior heat exchanger channels outlet End and the outer heat exchanger channels outlet end connect respectively with the second exhaust port, the interior heat exchanger channels input end be connected with into Device of air, the inlet duct are electrically connected with the control unit.

Preferably, the inlet duct includes ring body, and the ring body is connected to the interior heat exchanger channels input end, and described Ring body outer ring end is inscribed on the interior heat exchanger channels inner wall, and the ring body one port is equipped with fluting, described to slot far from institute Interior heat exchanger channels input end setting is stated, the ring body is hinged with baffle close to fluting end, and the baffle covers the ring body inner ring Mouth and part cover the fluting notch, and ring body hinged end is connected with reset wind spring, described to slot close to the ring Internal ring end is equipped with cavity, is connected with trigger member in the cavity, and the trigger member includes limit plate, and the limit plate is equipped with two A, two limit plates are set to described its inner wall of cavity close to ring body inner ring end vertically, and connector is located in two Between a limit plate, guide groove is offered on the limit plate, the connector is equipped with to be made with guide groove cooperation Shaft, the shaft are connected in the guide groove, and the guide groove includes beginning and end, and the starting point is relatively described The vertical range of inner wall of slotting is greater than the vertical range of the relatively described fluting inner wall of the terminal, the starting point and the terminal it Between by sweep gradually incrementally excessively, the connector one end is connected with telescope motor, and the telescope motor is connected to Its inner wall of the cavity is connect close to ring body inner ring end, the telescope motor output end with the connector, and described is stretched Contracting motor output end is collinearly arranged with the starting point, and described connector the other end is connected with mandril, and the mandril is set as from it Close connector end is in gradually to tilt shape far from connector end to it, and the telescope motor is electrically connected with the control unit.

Preferably, be connected with pressure detection switch in the first shell, the pressure detection switch include gas-tpe fitting, Fixing piece and sensor, the sensor are connected in the gas-tpe fitting by fixing piece, and the gas-tpe fitting other end is set There is gas passage, the gas passage is through being connected in the first shell, and the sensor is for detecting the first shell Internal pressure and output pressure signal, the sensor includes sensor diaphragm and conversion circuit plate, the sensor diaphragm one Side is connected to the gas passage, and the sensor diaphragm other side is printed with the sensor electricity connecting with the conversion circuit plate Road, the conversion circuit plate are equipped with signal output line, and the sensor diaphragm longitudinal cross-section is set as H-type, the sensor electricity Road is printed on the inside of the sensor diaphragm edge of a wing, and the water pipe head is equipped with the accommodation groove for sensor installation, With the inlet channel for being connected to the accommodation groove and gas passage, the sensor diaphragm is set in accommodation groove and its outer edge In sealing contact with the accommodation groove inner wall, sensor film on piece is equipped with the diaphragm groove that chamber is collectively constituted with accommodation groove, described Gasket is equipped between sensor diaphragm and accommodating groove bottom, the gasket is equipped with logical for being connected to diaphragm groove and air inlet The gasket channel in road, the fixing piece setting is on accommodation groove top and for compressing sensor diaphragm to gasket, control The pressure signal that unit is used to detect pressure detection switch carries out processing and controls the inlet duct according to processing result.

Preferably, further includes:

First electronic switch, connect with telescope motor, for controlling the telescope motor starting or closing；

Second electronic switch, connect with drying unit, for controlling the drying unit starting or closing；

First electronic switch includes:

First pliotron, the first current-limiting resistance；

The positive pole of the telescope motor passes through the collector phase of the telescope motor and first pliotron Even, the power cathode of the telescope motor is connected with the emitter of first pliotron；First pliotron Emitter ground connection；

Described control unit is connected by first current-limiting resistance with the base stage of first pliotron；

Second electronic switch includes:

Second pliotron, the second current-limiting resistance；

The positive pole of the drying unit passes through the collector phase of the drying unit and second pliotron Even, the power cathode of the drying unit is connected with the emitter of second pliotron；Second pliotron Emitter ground connection；

Described control unit is connected by second current-limiting resistance with the base stage of second pliotron；

The work step of described control unit are as follows:

Obtain the pressure signal of the sensor acquisition；When the pressure signal of sensor acquisition is beyond first set When threshold value；

Open signal is issued to first electronic switch, first electronic switch controls the telescope motor starting, The inlet duct is opened；

When second threshold of the pressure signal of sensor acquisition beyond setting, described control unit passes through the second electricity Sub switch controls the drying unit and closes.

Preferably, further includes:

Alarm system comprising alarm and pressure sensor, the input terminal of the alarm and described control unit Output end electrical connection, the pressure sensor setting open and close end in the chamber door, pressure sensor stress when the chamber door is closed, The pressure sensor is electrically connected with the control unit by a circuit module；

The output end of the anode connection power supply of the pressure sensor, cathode ground connection, the circuit module include:

First comparator A1, the second comparator A2, third comparator A3, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9, the tenth resistance R10, inductance L, first capacitor C1, the second capacitor C2 and third capacitor C3；

The output end of first comparator A1 is electrically connected with the input terminal of described control unit, and the first comparator A1's is same Phase input terminal is connect with the one end 3rd resistor R3, and the 6th both ends resistance R6 are parallel to described its non-inverting input terminal of first comparator A1 Where place circuit and its output end on circuit, the inverting input terminal of the first comparator A1 and the 5th one end resistance R5 connect It connects, the inverting input terminal of the first comparator A1 is connected with the first bypass circuit, and first bypass circuit is connected to first The one end resistance R7, the 7th resistance R7 other end ground connection；

The output end of second comparator A2 is connect with the 3rd resistor R3 other end, the homophase input of the second comparator A2 End is connect with the signal output end of the pressure sensor, and the 4th both ends resistance R4 are parallel to its output of the second comparator A2 Where circuit where end and its reverse input end on circuit, the inverting input terminal and first resistor R1 of the second comparator A2 One end connection；

The output end of third comparator A3 is connect with the 5th resistance R5 other end, the homophase input of third comparator A3 End is connect with the first resistor R1 other end, and the inverting input terminal of third comparator A3 is connect with the 8th one end resistance R8, institute It states the 8th resistance R8 other end to connect with the one end inductance L, the signal output end of the inductance L other end and the pressure sensor Connection, its both ends the 8th resistance R8 are parallel with the second bypass circuit, have been sequentially connected in series the 7th on second bypass circuit Resistance R7 and the second capacitor C2, the 8th resistance R8 is bypassed close to the end inductance L and is connected with third bypass circuit, by the third Circuit passband is connected to the one end first capacitor C1, and the first capacitor C1 other end ground connection, the both ends second resistance R2 are parallel to described Where circuit where its input terminal of third comparator A3 and its non-inverting input terminal on circuit, the tenth both ends resistance R10 are parallel to Where circuit where the third comparator A3 its input terminal and its inverting input terminal on circuit, the tenth resistance R10 its Both ends are parallel with the 4th bypass circuit, are connected with third capacitor C3 on the 4th bypass circuit.

Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation Specifically noted structure is achieved and obtained in book, claims and attached drawing.

Below by drawings and examples, technical scheme of the present invention will be described in further detail.

Detailed description of the invention

Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:

Fig. 1 is a kind of use for laboratory sterilizing and drying device front perspective view in the embodiment of the present invention；

Fig. 2 is a kind of use for laboratory sterilizing and drying device annexation figure in the embodiment of the present invention；

Fig. 3 is a kind of use for laboratory sterilizing and drying device overlooking surface perspective view in the embodiment of the present invention；

Fig. 4 is the first heat-exchanger rig structural schematic diagram in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention；

Fig. 5 is the second heat-exchanger rig structural schematic diagram in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention；

Fig. 6 is inlet duct structural schematic diagram in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention；

Fig. 7 is label A movement position relational graph one in Fig. 6；

Fig. 8 is label A movement position relational graph two in Fig. 6；

Fig. 9 is pressure detection switch structural schematic diagram in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention；

Figure 10 is telescope motor control principle drawing in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention；

Figure 11 is drying unit control principle drawing in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention；

Figure 12 connect pass with each device for control unit in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention System's figure；

Figure 13 is alarm system circuit control figure in use for laboratory sterilizing and drying device a kind of in the embodiment of the present invention.

In figure: 1, cabinet；2, object disposing platform；3, drying unit；4, bactericidal lamp；5, control unit；6, the first heat-exchanger rig； 7, the second heat-exchanger rig；8, inlet duct；9, pressure detection switch；11, pressure sensor；1-1, chamber door；1-2, air intake passage； 1-3, air-out passage；1-4, first shell；1-5, second shell；2-1, bottom plate；2-2, collecting tank；2-3, support column；3-1, turn Dynamic motor；3-2, moving blade；3-3, heating component；6-1, the first heat exchanger tube；6-2, the second heat exchanger tube；6-3, third heat exchange Pipe；6-4, intake chamber；6-5, the first bending part；6-6, the second bending part；6-7, water-supplying chamber；6-8, first flap；6-9, second Baffle；6-10, cooling piece；6-0, band blowback water pipe；7-1, heat exchange shell；7-2, the second air inlet；7-3, second exhaust port；7-4, Interlayer；7-41, interlayer water inlet；7-42, interlayer water outlet；7-5, interior heat exchanger channels；7-6, outer heat exchanger channels；8-1, ring body； 8-2, fluting；8-3, baffle；8-4, cavity；8-5, trigger member；8-51, limit plate；8-52, connector；8-53, guide groove；8- 531, starting point；8-532, terminal；8-54, shaft；8-55, telescope motor；8-56, mandril；9-1, gas-tpe fitting；9-2, fixation Part；9-3, sensor；9-4, gas passage；9-5, inlet channel；9-6, gasket；9-7, accommodation groove；9-31, sensor film Piece；9-32, conversion circuit plate；9-33, sensor circuit；9-34, signal output line；9-60, gasket channel；10-1, first Electronic switch；10-2, the second electronic switch；10-11, the first pliotron；10-12, the first current-limiting resistance；10-21, second Pliotron；The second current-limiting resistance of 10-22.

Specific embodiment

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.

As shown in Figure 1 and Figure 2, the embodiment of the invention provides a kind of use for laboratory sterilizing and drying devices, comprising:

Cabinet 1, the cabinet 1 include chamber door 1-1, and the chamber door 1-1 is outside 1 outboard end of cabinet, the cabinet 1 Surface is respectively equipped with air intake passage 1-2 and air-out passage 1-3；

Object disposing platform 2, the object disposing platform 2 are set in the cabinet 1；

Drying unit 3, the drying unit 3 are set on 1 inner wall of cabinet, and are arranged close to the air intake passage 1-2, The drying unit 3 includes rotary electric machine 3-1, and the rotary electric machine 3-1 is connected to 1 inner wall of cabinet, and close to it is described into Wind channel 1-2 setting, the rotary electric machine 3-1 output end is arranged far from 1 inner wall of cabinet, and the rotary electric machine 3-1 is defeated Outlet is connected with rotation fan blade 3-2, the moving blade 3-2 and is equipped with heating component 3-3 far from the end rotary electric machine 3-1, described to add Hot component 3-3 is connected on 1 inner wall of cabinet by bracket；

Bactericidal lamp 4, the bactericidal lamp 4 are set on 1 inner wall of cabinet；

Control unit 5, described control unit 5 are set to 1 outboard end of cabinet, the rotary electric machine 3-1,4 and of bactericidal lamp Heating component 3-3 is electrically connected with described control unit 5.

It the working principle of above-mentioned technical proposal and has the beneficial effect that operator opens chamber door 1-1, the glass dried will be needed Glass instrument is placed on object disposing platform 2, and closes chamber door 1-1, by control unit 5 respectively to the drying unit 3 and sterilization Lamp 4 issues work order, and the drying unit 3 and bactericidal lamp 4 work, and rotary electric machine 3-1 is by warm caused by heating component 3-3 Amount is blown into cabinet 1, and then is dried to the glass apparatus on object disposing platform 2, and bactericidal lamp 4 sterilizes glass apparatus Disinfection, so that glass apparatus be made also to have carried out sterilization operation during the drying process, is not washed clean clearly together to avoid due to glass Some unnecessary influences are brought to follow-up test.

As shown in figure 3, in one embodiment, the air intake passage 1-2 and air-out passage 1-3 are arranged oppositely respectively in institute 1 outboard end of cabinet is stated, the air intake passage 1-2 input end and the outlet end the air-out passage 1-3 are covered with dustproof filter screen respectively, The bactericidal lamp 4 is set on the 1 upper end inner wall of cabinet.

The working principle of above-mentioned technical proposal and have the beneficial effect that 1 outer gas stream of cabinet is drawn into case by rotary electric machine 3-1 It imported into heating component 3-3 in body 1 and by the 3-2 of output end to form thermal current, and then to the glass apparatus in cabinet 1 Drying operation is carried out, thermal current exports to outside cabinet 1 by air-out passage 1-3, to keep the normal pressure building ring in cabinet 1 Border, the wind channel 1-2 input end and the outlet end the air-out passage 1-3 are covered with dustproof filter screen respectively, to avoid cabinet 1 outside The entrance of portion's dust.

In one embodiment, the object disposing platform 2 includes bottom plate 2-1, the lower end the bottom plate 2-1 and 1 bottom of cabinet Inner wall connection is held, the upper end the bottom plate 2-1 is equipped with multiple collecting tank 2-2, and the collecting tank 2-2 slot bottom is connected with several supports Column 2-3, several described its lower ends support column 2-3 are connect with the collecting tank 2-2 slot bottom, and the inclined formula in the upper end is close to described Chamber door 1-1 setting.

It the working principle of above-mentioned technical proposal and has the beneficial effect that glass apparatus is inserted in support column 2-3 from its opening On, the support column 2-3 tilting setting, so that the glass apparatus inner wall be made to be attached at the support column 2-3 appearance always Face, to guide the residual liquid on the glass apparatus inner wall to be flowed into collecting tank 2-2 by support column 2-3.

As shown in figure 3, in one embodiment, the cabinet 1 includes first shell 1-4 and second shell 1-5, described to set Object platform 2, drying unit 3 and bactericidal lamp 4 are set in the first shell 1-4, and the chamber door 1-1 is set to the first shell 1- 4 outboard ends, the air intake passage 1-2 and air-out passage 1-3 are opposite respectively to be set to the first shell 1-2 outboard end, and described the Two shell 1-5 are sheathed on the outer surface the first shell 1-4, and the second shell 1-5 outboard end offers the cooperation case The opening that door 1-1 is opened, the second shell 1-5 outboard end corresponds to the position the air intake passage 1-2 and is equipped with air inlet grid, described Second shell 1-5 outboard end corresponds to the position the air-out passage 1-3 equipped with outlet grid, the first shell 1-4 and second shell It is connected with the first heat-exchanger rig 6 between body 1-5, described control unit 5 is set to the second shell 1-5 outboard end, and described first Heat-exchanger rig 6 is electrically connected with described control unit 5.

Above-mentioned technical proposal has the beneficial effect that the cabinet 1 includes first shell 1-4 and second shell 1-5, described the Heat-insulated material production can be used in two shell 1-5, is gone out with reducing the heat transfer in first shell 1-4, the first shell 1-4 It is equipped with the first heat-exchanger rig 6 between second shell 1-5, and then carries out heat with the heat to radiate away by first shell 1-4 Exchange, so that 1 outer surface of cabinet be made to remain lower temperature.

As shown in figure 4, in one embodiment, first heat-exchanger rig 6 includes the first heat exchanger tube 6-1, the second heat exchange Pipe 6-2 and third heat exchanger tube 6-3, the first heat exchanger tube 6-1, the second heat exchanger tube 6-2 and third heat exchanger tube 6-3 are integrally in C Set up of character patt ern is simultaneously buckled in the first shell 1-4 outboard end, and described one end first heat exchanger tube 6-1 is connected to intake chamber 6-4, described The intake chamber 6-4 and air intake passage 1-2 is arranged with side, and the intake chamber 6-4 is set to the side the first shell 1-4 and leans on Nearly bottom position, the first heat exchanger tube 6-1 other end are formed by bending the first bending part 6-5 simultaneously to the second heat exchanger tube 6-2 It is connected to the second heat exchanger tube 6-2, is equipped on the second heat exchanger tube 6-2 with first the same end bending part 6-5 and is connected to described the One end of the second bending part 6-6, the third heat exchanger tube 6-3 of three heat exchanger tube 6-3 is connected to water-supplying chamber 6-7, the water-supplying chamber 6-7 It is arranged with the air-out passage 1-3 with side, and the water-supplying chamber 6-7 is set to the side the first shell 1-4 close to bottom end position It sets, equidistantly row is equipped with multiple thermal conductive metal plates in the water-supplying chamber 6-7, multiple described thermal conductive metal plate one end and is connected to institute The cooling piece 6-10 connection of water-supplying chamber's 6-7 outboard end is stated, is located in the first heat exchanger tube 6-1 on the first bending part 6-5 and is equipped with First flap 6-8, the first flap 6-8 extend downward into the lower end of the second heat exchanger tube 6-2, on the second bending part 6-6 Second flap 6-9 is equipped in the second heat exchanger tube 6-2, the second flap 6-9 is extended downward under third heat exchanger tube 6-3 End is communicated with band blowback water pipe 6-0, the cooling piece 6-10 and with blowback water pipe between the intake chamber 6-4 and water-supplying chamber 6-7 6-0 is electrically connected with described control unit 5.

The working principle of above-mentioned technical proposal and having the beneficial effect that adds the water in net intake chamber 6-4 with blowback water pipe 6-0 Pressure is imported into the first heat exchanger tube 6-1, and the water importeding into the first heat exchanger tube 6-1 successively passes through the second heat exchanger tube 6-2 and third It is imported into after heat exchanger tube 6-3 in water-supplying chamber 6-7, the water in water-supplying chamber 6-7 comes back to after being cooled down by cooling piece 6-10 In intake chamber 6-4, to reach cycling use of water, the setting of first flap 6-8 and second flap 6-9 make water in the second heat exchanger tube 6-2 It is sufficiently flowed in third heat exchanger tube 6-3, to realize sufficiently heat dissipation, the first heat exchanger tube 6-1, the second heat exchanger tube 6-2 and the Three heat exchanger tube 6-3 are integrally in C set up of character patt ern and are buckled in the first shell 1-4 outboard end, and then cover at described first The upper end shell 1-4, rear end and left and right ends, the first heat exchanger tube 6-1, the second heat exchanger tube 6-2 and third heat exchanger tube 6-3 it Between there are pre-determined distance, set residence to prevent from hiding and state air inlet grid and outlet grid.

As shown in figure 5, in one embodiment, the air-out passage 1-3 outlet air end is connected with the second heat-exchanger rig 7, institute Stating the second heat-exchanger rig 7 includes heat exchange shell 7-1, and the heat exchange shell 7-1 is embedded in the air-out passage 1-3, the heat exchange shell The side 7-1 is respectively equipped with the second air inlet 7-2 and second exhaust port 7-3, the second air inlet 7-2 and second exhaust port 7-3 It is arranged with side, the second air inlet 7-2 is connected in the first shell 1-4, and the second gas outlet 7-3 is connected to institute It states between first shell 1-4 and second shell 1-5, and is arranged close to the outlet grid, be equipped with vertically in the heat exchange shell 7-1 The bottom end interlayer 7-4, the interlayer 7-4 is respectively equipped with interlayer water inlet 7-41 and interlayer water outlet 7-42, the interlayer water inlet 7-41 and interlayer water outlet 7-42 are set between the first shell 1-4 and second shell 1-5, the interlayer water inlet 7-41 It is connected with water inlet pipe, the water inlet pipe is connected in intake chamber 6-4 through the bottom end the heat exchange shell 7-1, the interlayer water outlet 7-42 is connected with outlet pipe, and the outlet pipe is connected in water-supplying chamber 6-7 through the bottom end the heat exchange shell 7-1, the heat exchange shell In 7-1 interior heat exchanger channels 7-5 and outer heat exchanger channels 7-6, the interior heat exchanger channels 7- will be divided by the interlayer 7-4 in it 5 and outer heat exchanger channels 7-6 are return pass, the interior heat exchanger channels 7-5 and outer heat exchanger channels 7-6 pass through piping connection in In the water-supplying chamber 6-7, the outer heat exchanger channels 7-6 is placed in the outer end interior heat exchanger channels 7-5, the interior heat exchanger channels 7-5 Input end and the outer heat exchanger channels 7-6 input end are connect with the second air inlet 7-2 respectively, the interior heat exchanger channels 7-5 Outlet end and the outlet end outer heat exchanger channels 7-6 are connect with the second exhaust port 7-3 respectively, the interior heat exchanger channels 7-5 Input end is connected with inlet duct 8, and the inlet duct 8 is electrically connected with described control unit 5.

The working principle of above-mentioned technical proposal and have the beneficial effect that intake chamber 6-4 inner part water from water inlet pipe imported into every It in layer 7-4, and is flowed back into water-supplying chamber 6-7 by outlet pipe, the water in interlayer 7-4 is imported by the second air inlet 7-2 Hot gas in interior heat exchanger channels 7-5 and outer heat exchanger channels 7-6 carries out heat exchange, to make hot gas drop to room temperature and pass through second row Outlet grid is discharged in port 7-3, and the condensed water that the heat exchange bottom end shell 7-1 is stored in after heat exchange revert to water-supplying chamber 6-7 by pipeline It is interior.

As shown in fig. 6, in one embodiment, the inlet duct 8 includes ring body 8-1, the ring body 8-1 is connected to institute Interior heat exchanger channels 7-5 input end is stated, and the ring body 8-1 outer ring end is inscribed on the interior heat exchanger channels 7-5 inner wall, the ring Body 8-1 one port is equipped with fluting 8-2, the fluting 8-2 and is arranged far from the interior heat exchanger channels 7-5 input end, the ring body 8-1 is hinged with baffle 8-3 close to the fluting end 8-2, and the baffle 8-3 is covered in the ring body 8-1 described in collar extension and part covering Fluting 8-2 notch, the hinged end the ring body 8-1 are connected with reset wind spring, and the fluting 8-2 is close to the ring body 8-1 inner ring end Equipped with cavity 8-4, trigger member 8-5 is connected in the cavity 8-4, the trigger member 8-5 includes limit plate 8-51, the limit There are two plate 8-51 is set, two limit plate 8-51 are set to its inner wall of the cavity 8-4 close to the ring body 8-1 vertically Inner ring end, connector 8-52 are located between two limit plate 8-51, offer guide groove 8- on the limit plate 8-51 53, the connector 8-52 are equipped with the shaft 8-54 being used cooperatively with the guide groove 8-53, and the shaft 8-54 is connected to In the guide groove 8-53, the guide groove 8-53 includes starting point 8-531 and terminal 8-532, the starting point 8-531 relatively described The vertical range of fluting 8-2 inner wall is greater than the vertical range of the relatively described fluting 8-2 inner wall of the terminal 8-532, the starting point Gradually incrementally excessive by sweep between 8-531 and the terminal 8-532, the connector 8-52 one end, which is connected with, to be stretched Contracting motor 8-55, the telescope motor 8-55 are connected to described its inner wall of cavity 8-4 close to the ring body 8-1 inner ring end, described Telescope motor 8-55 output end is connect with the connector 8-52, and the telescope motor 8-55 output end and the starting point 8- 531 conllinear settings, the other end the connector 8-52 are connected with mandril 8-56, and the mandril 8-56 is set as from it close to connection The end part 8-52 is in gradually to tilt shape far from the end connector 8-52 to it, and the telescope motor 8-55 is electrically connected with described control unit 5 It connects.

The working principle of above-mentioned technical proposal and have the beneficial effect that as shown in figure 8, hinged end reset wind spring effect under, The baffle 8-3 original state is device for opening, at this point, the telescope motor 8-55 works, and drives and is connected to its output end It is moved to terminal 8-532 from starting point 8-531 along the guide groove 8-53 in connector 8-52, the mandril 8-56 is in cavity 8-4 Inside move to obliquely in fluting 8-2, as shown in fig. 7, and support and open baffle 8-3 covering fluting 8-2 notch end, it is described Baffle 8-3 is rotated centered on its hinged end, and covers collar extension in the ring body 8-1, at this time the first shell 1-4 Interior hot gas can only be flowed by outer heat exchanger channels 7-6, be accelerated around glass apparatus when by increasing rotation fan blade 3-2 rotation Air velocity, to occur positive pressure when accelerating drying rate in the first shell 1-4 in order to prevent, pass through control unit 5 The instruction that stops working is issued to the telescope motor 8-55, the telescope motor 8-55 stops working and bounces back, the connector 8-52 is moved to starting point 8-531 from terminal 8-532 along the guide groove 8-53, and the mandril 8-56 is retracted in cavity 8-4, institute It states baffle 8-3 to reopen in the case where resetting wind spring effect, part hot gas is flowed by interior heat exchanger channels 7-5, and then accelerates heat Gas condensation efficiency.

As shown in figure 9, in one embodiment, pressure detection switch 9, the pressure are connected on the first shell 1-4 Power detection switch 9 includes gas-tpe fitting 9-1, fixing piece 9-2 and sensor 9-3, and the sensor 9-3 is connected by fixing piece 9-2 It is connected in the gas-tpe fitting 9-1, the gas-tpe fitting 9-1 other end is equipped with gas passage 9-4, and the gas passage 9-4 is passed through It wears and is connected in the first shell 1-4, the sensor 9-3 is for detecting pressure in the first shell 1-4 and exporting pressure Force signal, the sensor 9-3 include sensor diaphragm 9-31 and the side conversion circuit plate 9-32, the sensor diaphragm 9-31 It is connected to the gas passage 9-4, the other side the sensor diaphragm 9-31 is printed with to be connect with the conversion circuit plate 9-32 Sensor circuit 9-33, the conversion circuit plate 9-32 is equipped with signal output line 9-34, and the sensor diaphragm 9-31 is vertical It is set as H-type to section, the sensor circuit 9-33 is printed on the inside of the edge of a wing the sensor diaphragm 9-31, the water pipe head 9-1 is equipped with the accommodation groove 9-7 for sensor 9-3 installation, and for being connected to the accommodation groove 9-7 and gas passage 9- 4 inlet channel 9-5, the sensor diaphragm 9-31 are set in accommodation groove 9-7 and its outer edge and the accommodation groove 9-7 inner wall In sealing contact, sensor diaphragm 9-31 is equipped with the diaphragm groove 9-35 that chamber is collectively constituted with accommodation groove 9-7, the sensor Gasket 9-6 is equipped between diaphragm 9-31 and the bottom surface accommodation groove 9-7, the gasket 9-6 is equipped with for being connected to diaphragm groove The gasket channel 9-60 of 9-35 and inlet channel 9-5, the fixing piece 9-2 setting is on the top accommodation groove 9-7 and for making to pass Sensor diaphragm 9-31 is compressed to gasket 9-6, at the pressure signal that control unit 5 is used to detect pressure detection switch 9 It manages and the inlet duct 8 is controlled according to processing result.

It the working principle of above-mentioned technical proposal and has the beneficial effect that when there is positive pressure environment in first shell 1-4, part heat The chamber that gas is collectively configured to through inlet channel 9-5, gasket channel 9-60 inlet membrane groove 9-35 and accommodation groove 9-7, together When gas passage 9-4 in hot gas pressure be also to be transmitted in the chamber, the front surface of sensor diaphragm 9-31 is in hot barometric pressure masterpiece Under, small deformation is generated, sensor circuit 9-33 is printed in the rear surface of sensor diaphragm 9-31, therefore due to pressure-sensitive The piezoresistive effect of resistance, leads to the sensor circuit 9-33 change in resistance at sensor back, and sensor circuit 9-33 will generate one The voltage signal of a highly linear being directly proportional to the pressure, then the voltage signal is converted by hot gas by conversion circuit plate 9-32 Signal is pressed, the hot barometric pressure signal of simulation is exported eventually by the signal output line 9-34 on conversion circuit plate 9-32, so as to Real-time detection goes out any pressure value of hot gas in first shell 1-4 in pressure limit, when pressure value exceeds threshold value, passes through control Unit 5 issues work order to inlet duct 8, and then interior heat exchanger channels 7-5 is made to work, to accelerate hot gas condensation efficiency.

As shown in Figure 10 to Figure 12, in one embodiment, further includes:

First electronic switch 10-1, connect with telescope motor 8-55, for controlling the telescope motor 8-55 starting or closing It closes；

Second electronic switch 10-2, connect with drying unit 3, for controlling the starting of drying unit 3 or closing；

The first electronic switch 10-1 includes:

First pliotron 10-11, the first current-limiting resistance 10-12；

The positive pole of the telescope motor 8-55 is by the telescope motor 8-55 and the first pliotron 10- 11 collector is connected, the emitter phase of the power cathode of the telescope motor 8-55 and the first pliotron 10-11 Even；The emitter of the first pliotron 10-11 is grounded；

The base stage that described control unit 5 passes through the first current-limiting resistance 10-12 and the first pliotron 10-11 It is connected；

The second electronic switch 10-2 includes:

Second pliotron 10-21, the second current-limiting resistance 10-22；

The positive pole of the drying unit 3 passes through the collection of drying unit 3 and the second pliotron 10-21 Electrode is connected, and the power cathode of the drying unit 3 is connected with the emitter of the second pliotron 10-21；Described The emitter of two pliotron 10-21 is grounded；

The base stage that described control unit 5 passes through the second current-limiting resistance 10-22 and the second pliotron 10-21 It is connected；

The work step of described control unit 5 are as follows:

Obtain the pressure signal of the sensor 9-3 acquisition；When the pressure signal of sensor 9-3 acquisition is beyond setting First threshold when；

Open signal is issued to the first electronic switch 10-1, the first electronic switch 10-1 controls the flexible electricity Machine 8-55 starting, the inlet duct are opened；

When second threshold of the pressure signal of sensor 9-3 acquisition beyond setting, described control unit 5 passes through the Two electronic switch 10-2 control the drying unit 3 and close.

It the working principle of above-mentioned technical proposal and has the beneficial effect that and is equipped with first threshold and second in described control unit 5 Threshold value, the first threshold is less than the second threshold, when sensor 9-3 detects that pressure is between the first threshold in first shell 1 When between value and second threshold, pressure signal is issued to control unit 5, control unit 5 is to the first electronic switch 10-1 Work order is issued, the first electronic switch 10-1 controls telescope motor 8-55 and opens, and then interior heat exchanger channels 7-5 is made to work, and adds Hot gas condensation efficiency in fast first shell 1-4, when sensor 9-3 detects that pressure is greater than second threshold in first shell 1, Pressure signal is issued to control unit 5, control unit 5 issues work order, the second electronics to the second electronic switch 10-2 Switch 10-2 controls drying unit 3 and closes, to prevent pressure in first shell 1-4 from increasing.

In one embodiment, further includes:

Alarm system comprising alarm and pressure sensor 11, the input terminal and described control unit 5 of the alarm Output end electrical connection, the pressure sensor 11 setting opens and closes end in the chamber door 1-1, pressure when the chamber door 1-1 is closed 11 stress of sensor, the pressure sensor 11 are electrically connected by a circuit module with described control unit 5；

The output end of the anode connection power supply of the pressure sensor 11, cathode ground connection, the circuit module include:

First comparator A1, the second comparator A2, third comparator A3, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9, the tenth resistance R10, inductance L, first capacitor C1, the second capacitor C2 and third capacitor C3；

The output end of first comparator A1 is electrically connected with the input terminal of described control unit 5, the first comparator A1's Non-inverting input terminal is connect with the one end 3rd resistor R3, and the 6th both ends resistance R6 are parallel to described its homophase input of first comparator A1 Where circuit where end and its output end on circuit, the inverting input terminal of the first comparator A1 and the 5th one end resistance R5 Connection, the inverting input terminal of the first comparator A1 are connected with the first bypass circuit, and first bypass circuit is connected to the One one end resistance R7, the 7th resistance R7 other end ground connection；

The output end of second comparator A2 is connect with the 3rd resistor R3 other end, the homophase input of the second comparator A2 End is connect with the signal output end of the pressure sensor 11, and the 4th both ends resistance R4 are parallel to the second comparator A2, and its is defeated Where circuit where outlet and its reverse input end on circuit, the inverting input terminal and first resistor of the second comparator A2 The connection of the one end R1；

The output end of third comparator A3 is connect with the 5th resistance R5 other end, the homophase input of third comparator A3 End is connect with the first resistor R1 other end, and the inverting input terminal of third comparator A3 is connect with the 8th one end resistance R8, institute It states the 8th resistance R8 other end to connect with the one end inductance L, the signal of the inductance L other end and the pressure sensor 11 exports End connection, its both ends the 8th resistance R8 are parallel with the second bypass circuit, and the has been sequentially connected in series on second bypass circuit Seven resistance R7 and the second capacitor C2, the 8th resistance R8 are connected with third bypass circuit, the third close to the end inductance L bypass Bypass circuit is connected to the one end first capacitor C1, and the first capacitor C1 other end ground connection, the both ends second resistance R2 are parallel to institute Where circuit where stating its input terminal of third comparator A3 and its non-inverting input terminal on circuit, the tenth both ends resistance R10 are in parallel Where its input terminal of third comparator A3 place circuit and its inverting input terminal on circuit, the tenth resistance R10 Its both ends is parallel with the 4th bypass circuit, is connected with third capacitor C3 on the 4th bypass circuit.

When the working principle of above-mentioned technical proposal is with closing chamber door 1-1 is had the beneficial effect that, chamber door 1-1 is in and is not turned off shape State, pressure sensor 11 can't detect pressure, so that issuing chamber door 1-1 to control unit 5 is not turned off signal, drying unit 3 is not Start work, and alarm sounds an alarm, prompts user to shut chamber door 1-1, and then the chamber door 1-1 is prevented to be not turned off shape When state, internal heat goes out from chamber door 1-1 folding end leakage, causes heat waste.

Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to include these modifications and variations.

Claims (10)

1. a kind of use for laboratory sterilizing and drying device characterized by comprising

Cabinet (1), the cabinet (1) include chamber door (1-1), and the chamber door (1-1) is set to the cabinet (1) outboard end, described Cabinet (1) outer surface is respectively equipped with air intake passage (1-2) and air-out passage (1-3)；

Object disposing platform (2), the object disposing platform (2) are set in the cabinet (1)；

Drying unit (3), the drying unit (3) are set on the cabinet (1) inner wall, and close to the air intake passage (1-2) Setting, the drying unit (3) includes rotary electric machine (3-1), and the rotary electric machine (3-1) is connected to the cabinet (1) inner wall, And be arranged close to the air intake passage (1-2), rotary electric machine (3-1) output end is arranged far from the cabinet (1) inner wall, and Rotary electric machine (3-1) output end is connected with rotation fan blade (3-2), and the moving blade (3-2) is far from rotary electric machine (3-1) End is equipped with heating component (3-3), and the heating component (3-3) is connected on the cabinet (1) inner wall by bracket；

Bactericidal lamp (4), the bactericidal lamp (4) are set on the cabinet (1) inner wall；

Control unit (5), described control unit (5) are set to the cabinet (1) outboard end, the rotary electric machine (3-1), bactericidal lamp (4) it is electrically connected with described control unit (5) with heating component (3-3).

2. a kind of use for laboratory sterilizing and drying device according to claim 1, which is characterized in that the air intake passage (1- 2) it is arranged oppositely respectively with air-out passage (1-3) in the cabinet (1) outboard end, air intake passage (1-2) input end and institute It states the outlet end air-out passage (1-3) and is covered with dustproof filter screen respectively, the bactericidal lamp (4) is set to the cabinet (1) upper end inner wall On.

3. a kind of use for laboratory sterilizing and drying device according to claim 1, which is characterized in that the object disposing platform (2) Including bottom plate (2-1), the bottom plate lower end (2-1) is connect with the cabinet (1) bottom end inner wall, and bottom plate (2-1) upper end is set Have multiple collecting tanks (2-2), collecting tank (2-2) slot bottom is connected with several support columns (2-3), several described support columns Its lower end (2-3) is connect with the collecting tank (2-2) slot bottom, and the inclined formula in the upper end is arranged close to the chamber door (1-1).

4. a kind of use for laboratory sterilizing and drying device according to claim 1, which is characterized in that the cabinet (1) includes First shell (1-4) and second shell (1-5), the object disposing platform (2), drying unit (3) and bactericidal lamp (4) are set to described the In one shell (1-4), the chamber door (1-1) is set to the first shell (1-4) outboard end, the air intake passage (1-2) and out Wind channel (1-3) is opposite respectively to be set to the first shell (1-2) outboard end, and the second shell (1-5) is sheathed on described the The outer surface one shell (1-4), and the second shell (1-5) outboard end offers the opening for cooperating the chamber door (1-1) to open, Second shell (1-5) outboard end corresponds to the air intake passage position (1-2) equipped with air inlet grid, the second shell (1- 5) outboard end corresponds to the air-out passage position (1-3) equipped with outlet grid, the first shell (1-4) and second shell (1- 5) it being connected between the first heat-exchanger rig (6), described control unit (5) is set to the second shell (1-5) outboard end, and described the One heat-exchanger rig (6) is electrically connected with described control unit (5).

5. a kind of use for laboratory sterilizing and drying device according to claim 4, which is characterized in that first heat-exchanger rig It (6) include the first heat exchanger tube (6-1), the second heat exchanger tube (6-2) and third heat exchanger tube (6-3), first heat exchanger tube (6-1), Second heat exchanger tube (6-2) and third heat exchanger tube (6-3) entirety in C set up of character patt ern and are buckled in the first shell (1-4) outside Side, described first heat exchanger tube one end (6-1) are connected to intake chamber (6-4), the intake chamber (6-4) and the air intake passage (1- 2) it is arranged with side, and the intake chamber (6-4) is set to the first shell side (1-4) close to bottom position, described first Heat exchanger tube (6-1) other end is formed by bending the first bending part (6-5) to second heat exchanger tube (6-2) and is connected to described second and changes Heat pipe (6-2) is equipped on second heat exchanger tube (6-2) with the first bending part the same end (6-5) and is connected to the third heat exchanger tube One end of second bending part (6-6) of (6-3), the third heat exchanger tube (6-3) is connected to water-supplying chamber (6-7), the water-supplying chamber (6- 7) it is arranged with the air-out passage (1-3) with side, and the water-supplying chamber (6-7) is set to the side the first shell (1-4) and leans on Nearly bottom position, equidistantly row is equipped with multiple thermal conductive metal plates, multiple described thermal conductive metal plate one end in the water-supplying chamber (6-7) It is connect with the cooling piece (6-10) for being connected to the water-supplying chamber (6-7) outboard end, first is located on first bending part (6-5) It is equipped with first flap (6-8) in heat exchanger tube (6-1), the first flap (6-8) extends downward under the second heat exchanger tube (6-2) It holds, is located in the second heat exchanger tube (6-2) on second bending part (6-6) and is equipped with second flap (6-9), the second flap (6-9) extends downward into the lower end of third heat exchanger tube (6-3), is communicated with band between the intake chamber (6-4) and water-supplying chamber (6-7) Blowback water pipe (6-0), the cooling piece (6-10) and is electrically connected with described control unit (5) with blowback water pipe (6-0).

6. a kind of use for laboratory sterilizing and drying device according to claim 5, which is characterized in that the air-out passage (1- 3) outlet air end is connected with the second heat-exchanger rig (7), and second heat-exchanger rig (7) includes heat exchange shell (7-1), the heat exchange shell (7-1) is embedded in the air-out passage (1-3), and heat exchange shell (7-1) side is respectively equipped with the second air inlet (7-2) and the Two exhaust outlets (7-3), second air inlet (7-2) and second exhaust port (7-3) are arranged with side, second air inlet (7-2) is connected in the first shell (1-4), and second gas outlet (7-3) is connected to the first shell (1-4) and the Between two shells (1-5), and it is arranged close to the outlet grid, is equipped with interlayer (7-4) vertically in the heat exchange shell (7-1), institute It states the bottom end interlayer (7-4) and is respectively equipped with interlayer water inlet (7-41) and interlayer water outlet (7-42), the interlayer water inlet (7- 41) it is set between the first shell (1-4) and second shell (1-5) with interlayer water outlet (7-42), the interlayer water inlet Mouth (7-41) is connected with water inlet pipe, and the water inlet pipe is connected in intake chamber (6-4) through heat exchange shell (7-1) bottom end, institute It states interlayer water outlet (7-42) and is connected with outlet pipe, the outlet pipe is connected to water-supplying chamber through heat exchange shell (7-1) bottom end In (6-7), in the heat exchange shell (7-1) interior heat exchanger channels (7-5) and outer heat exchange will be divided by the interlayer (7-4) in it Channel (7-6), the interior heat exchanger channels (7-5) and outer heat exchanger channels (7-6) are return pass, the interior heat exchanger channels (7- 5) and outer heat exchanger channels (7-6) is by piping connection in the water-supplying chamber (6-7), and the outer heat exchanger channels (7-6) are placed in Interior heat exchanger channels (7-5) outer end, interior heat exchanger channels (7-5) input end and the outer heat exchanger channels (7-6) input end It is connect respectively with second air inlet (7-2), the interior heat exchanger channels outlet end (7-5) and the outer heat exchanger channels (7-6) Outlet end is connect with the second exhaust port (7-3) respectively, and interior heat exchanger channels (7-5) input end is connected with inlet duct (8), the inlet duct (8) is electrically connected with described control unit (5).

7. a kind of use for laboratory sterilizing and drying device described in 6 according to right, which is characterized in that the inlet duct (8) Including ring body (8-1), the ring body (8-1) is connected to interior heat exchanger channels (7-5) input end, and the ring body (8-1) is outside Ring end is inscribed on interior heat exchanger channels (7-5) inner wall, and ring body (8-1) one port is equipped with fluting (8-2), described to open Slot (8-2) is hinged with gear close to fluting (8-2) end far from interior heat exchanger channels (7-5) the input end setting, the ring body (8-1) Piece (8-3), the baffle (8-3) covers the interior collar extension of the ring body (8-1) and part covers described fluting (8-2) notch, described The hinged end ring body (8-1) is connected with reset wind spring, and the fluting (8-2) is equipped with cavity (8- close to the ring body (8-1) inner ring end 4) it, is connected with trigger member (8-5) in the cavity (8-4), the trigger member (8-5) includes limit plate (8-51), the limit There are two plate (8-51) is set, two limit plates (8-51) are set to described its inner wall of cavity (8-4) close to described vertically Ring body (8-1) inner ring end, connector (8-52) is located between two limit plates (8-51), on the limit plate (8-51) It offers guide groove (8-53), the connector (8-52) is equipped with the shaft (8- being used cooperatively with the guide groove (8-53) 54), the shaft (8-54) is connected in the guide groove (8-53), the guide groove (8-53) include starting point (8-531) and The vertical range of terminal (8-532), relatively described fluting (8-2) inner wall of the starting point (8-531) is greater than the terminal (8-532) The vertical range of relatively described fluting (8-2) inner wall, by smooth between the starting point (8-531) and the terminal (8-532) Line is gradually incrementally excessive, and connector (8-52) one end is connected with telescope motor (8-55), the telescope motor (8- 55) cavity (8-4) its inner wall is connected to close to the ring body (8-1) inner ring end, telescope motor (8-55) output end It is connect with the connector (8-52), and the telescope motor (8-55) output end and the starting point (8-531) are collinearly arranged, institute It states the other end connector (8-52) to be connected with mandril (8-56), the mandril (8-56) is set as from it close to connector (8-52) Hold it far from the end connector (8-52) in shape is gradually tilted, the telescope motor (8-55) is electrically connected with described control unit (5) It connects.

8. a kind of use for laboratory sterilizing and drying device according to claim 6, which is characterized in that the first shell (1- 4) be connected on pressure detection switch (9), the pressure detection switch (9) include gas-tpe fitting (9-1), fixing piece (9-2) and Sensor (9-3), the sensor (9-3) are connected in the gas-tpe fitting (9-1) by fixing piece (9-2), the tracheae Connector (9-1) other end is equipped with gas passage (9-4), and the gas passage (9-4), which is run through, is connected to the first shell (1-4) Interior, the sensor (9-3) is for detecting the first shell (1-4) interior pressure and output pressure signal, the sensor (9- It 3) include sensor diaphragm (9-31) and conversion circuit plate (9-32), the sensor diaphragm side (9-31) and the gas are logical Road (9-4) connection, sensor diaphragm (9-31) other side is printed with the sensing connecting with the conversion circuit plate (9-32) Device circuit (9-33), the conversion circuit plate (9-32) are equipped with signal output line (9-34), the signal output line (9-34) It is connect with described control unit (5), sensor diaphragm (9-31) longitudinal cross-section is set as H-type, the sensor circuit (9- 33) it is printed on the inside of the edge of a wing the sensor diaphragm (9-31), the water pipe head (9-1), which is equipped with, is used for the sensor The accommodation groove (9-7) of (9-3) installation, with the inlet channel (9- for being connected to the accommodation groove (9-7) and gas passage (9-4) 5), the sensor diaphragm (9-31) is set in accommodation groove (9-7) and its outer edge connects with the sealing of the accommodation groove (9-7) inner wall Touching, sensor diaphragm (9-31) are equipped with the diaphragm groove (9-35) that chamber is collectively constituted with accommodation groove (9-7), the sensor It is equipped with gasket (9-6) between diaphragm (9-31) and the bottom surface accommodation groove (9-7), the gasket (9-6) is equipped with for being connected to The gasket channel (9-60) of diaphragm groove (9-35) and inlet channel (9-5), the fixing piece (9-2) are arranged in accommodation groove The top (9-7) and for compressing sensor diaphragm (9-31) to gasket (9-6), control unit (5) is used for pressure detecting The pressure signal of switch (9) detection carries out processing and controls the inlet duct (8) according to processing result.

9. a kind of use for laboratory sterilizing and drying device according to claim 8, which is characterized in that further include:

First electronic switch (10-1) is connect with telescope motor (8-55), for control the telescope motor (8-55) starting or It closes；

Second electronic switch (10-2) is connect with drying unit (3), for controlling the drying unit (3) starting or closing；

First electronic switch (10-1) includes:

First pliotron (10-11), the first current-limiting resistance (10-12)；

The positive pole of the telescope motor (8-55) is by the telescope motor (8-55) and first pliotron The collector of (10-11) is connected, the power cathode of the telescope motor (8-55) and first pliotron (10-11) Emitter is connected；The emitter of first pliotron (10-11) is grounded；

Described control unit (5) passes through the base of first current-limiting resistance (10-12) and first pliotron (10-11) Extremely it is connected；

Second electronic switch (10-2) includes:

Second pliotron (10-21), the second current-limiting resistance (10-22)；

The positive pole of the drying unit (3) is by the drying unit (3) and second pliotron (10-21) Collector is connected, and the power cathode of the drying unit (3) is connected with the emitter of second pliotron (10-21)； The emitter of second pliotron (10-21) is grounded；

Described control unit (5) passes through the base of second current-limiting resistance (10-22) and second pliotron (10-21) Extremely it is connected；

The work step of described control unit (5) are as follows:

Obtain the pressure signal of the sensor (9-3) acquisition；When the pressure signal of the sensor (9-3) acquisition is beyond setting First threshold when；

Open signal is issued to first electronic switch (10-1), first electronic switch (10-1) controls the flexible electricity Machine (8-55) starting, the inlet duct are opened；

When second threshold of the pressure signal of the sensor (9-3) acquisition beyond setting, described control unit (5) passes through the Two electronic switches (10-2) control the drying unit (3) and close.

10. a kind of use for laboratory sterilizing and drying device according to claim 1, which is characterized in that further include:

Alarm system comprising alarm and pressure sensor (11), input terminal and described control unit (5) of the alarm Output end electrical connection, the pressure sensor (11) setting opens and closes end at the chamber door (1-1), and the chamber door (1-1) is closed When pressure sensor (11) stress, the pressure sensor (11) is electrically connected by a circuit module with described control unit (5)；

The output end of the anode connection power supply of the pressure sensor (11), cathode ground connection, the circuit module include:

First comparator A1, the second comparator A2, third comparator A3, first resistor R1, second resistance R2,3rd resistor R3, 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9, the tenth resistance R10, inductance L, first capacitor C1, the second capacitor C2 and third capacitor C3；

The output end of first comparator A1 is electrically connected with the input terminal of described control unit (5), and the first comparator A1's is same Phase input terminal is connect with the one end 3rd resistor R3, and the 6th both ends resistance R6 are parallel to described its non-inverting input terminal of first comparator A1 Where place circuit and its output end on circuit, the inverting input terminal of the first comparator A1 and the 5th one end resistance R5 connect It connects, the inverting input terminal of the first comparator A1 is connected with the first bypass circuit, and first bypass circuit is connected to first The one end resistance R7, the 7th resistance R7 other end ground connection；

The output end of second comparator A2 is connect with the 3rd resistor R3 other end, the non-inverting input terminal of the second comparator A2 with The signal output end of the pressure sensor (11) connects, and the 4th both ends resistance R4 are parallel to its output of the second comparator A2 Where circuit where end and its reverse input end on circuit, the inverting input terminal and first resistor R1 of the second comparator A2 One end connection；

The output end of third comparator A3 is connect with the 5th resistance R5 other end, the non-inverting input terminal of third comparator A3 with First resistor R1 other end connection, the inverting input terminal of third comparator A3 are connect with the 8th one end resistance R8, and described the The eight resistance R8 other ends are connect with the one end inductance L, the signal output end of the inductance L other end and the pressure sensor (11) Connection, its both ends the 8th resistance R8 are parallel with the second bypass circuit, have been sequentially connected in series the 7th on second bypass circuit Resistance R7 and the second capacitor C2, the 8th resistance R8 is bypassed close to the end inductance L and is connected with third bypass circuit, by the third Circuit passband is connected to the one end first capacitor C1, and the first capacitor C1 other end ground connection, the both ends second resistance R2 are parallel to described Where circuit where its input terminal of third comparator A3 and its non-inverting input terminal on circuit, the tenth both ends resistance R10 are parallel to Where circuit where the third comparator A3 its input terminal and its inverting input terminal on circuit, the tenth resistance R10 its Both ends are parallel with the 4th bypass circuit, are connected with third capacitor C3 on the 4th bypass circuit.