CN2080743U

CN2080743U - Disinfector for seed and nursery stock

Info

Publication number: CN2080743U
Application number: CN 90216407
Authority: CN
Inventors: 隋延文; 王政平; 张镇军; 詹国平; 葛建军; 王锡圻; 施新华
Original assignee: PLANT QUARANTINE TEST OFFICE M
Current assignee: PLANT QUARANTINE TEST OFFICE M
Priority date: 1990-07-20
Filing date: 1990-07-20
Publication date: 1991-07-17

Abstract

The utility model belongs to a disinfection and processing instrument for seeds, seedlings, fruits, etc. The utility model comprises a control box, the casing of the machine body and an angle iron support bracket. The disinfection and processing instrument is characterized in that a thermostatic water tank, a heating tank and a water pump are sheathed in the body of the machine body, among which are connected via rubber tubes; three electric heating tubes are arranged in a heating water tank; the electric heating tube is connected with a control system in an operation box by plug-in units; the heating water and the water to be heated are driven by the water pump, which causes the heating water and the water to be heated to continuously circulate and flow to cause the water temperature to be simultaneously raised, and the presetting temperature can be kept constant. The utility model has the advantages of simple structure, convenient operation, no pollution, good temperature-control performance, and wider processing scope.

Description

Disinfector for seed and nursery stock

The utility model belongs to the detoxicating treating instrument of seed, nursery stock, fruit etc., especially for the seed that has various pests of import or export, the apparatus that nursery stock is disinfected.

Because seed, nursery stock all are used to raise up seed, thereby it are disinfected to eliminate various pests, guarantee inheritance that it is good and high survival rate again.And great majority pass the pests of band by the seed nursery stock, have only the method that adds medicine with warm water or warm water to handle, and its effect is just ideal.But the killing temperature of some pest is often very little with the temperature contrast that their propagating materials comes to harm with biography.Handle to be difficult to produce a desired effect with the bad treating instrument of temperature control, or can not killing harmful living, or kill together with propagating materials.

China uses warm water to handle seed for a long time in agricultural production always, but treating instrument is very simple and crude.The a chain of kitchen range of employing three cylinders that have, have in addition directly adopt big container such as big iron pan to add hot water and cold water, make it reach uniform temperature by stirring.The all uncontrollable temperature of these two kinds of methods, treatment effect is very unstable, and often handled thing is damaged.

The purpose of this utility model is to provide a kind of can make seed, the nursery stock of the stable temperature constant state of water temperature maintenance disinfect apparatus, thereby strengthens treatment effect, avoids environmental pollution, reduces labor intensity, and increases work efficiency.

The utility model comprises control box 3, body fuselage 4 and angle iron bracket 5, its main feature is to be with constant temperature water tank 7 and heating water tank 8 in body fuselage 4, constant temperature water tank 7 is separated by a common wallboard 9 with heating water tank 8, have a circular hole 10 in the middle of the wallboard 9, below constant temperature water tank 7 and heating water tank 8, water pump 22 is housed, the water inlet 39 of water pump and the apopore 15 of heating water tank 8, the delivery port 40 of water pump 22 is connected by rubber tube 16 respectively with the inlet opening 23 of constant temperature water tank 7, the electrothermal tube 11 of 3 800W～1500W is housed in the

heating water tank

8,12,13, control box 3 is loaded on body shell 4 one sides, the electrothermal tube 11 in power line 41 and the

heating water tank

8,12,13 the connection electric wire 14 and the connection electric wire 31 of water pump 22 all enter control box 3 by the entrance hole 38 of control box 3 bottoms.Electrothermal tube 11 and electrothermal tube 12 are connected with measuring and controlling temp device 35 in the control box 3 by plug-in unit 34, and electrothermal tube 13 is connected by plug-in unit 34 and control box 3 interior multi-functional printed substrates 33 through adjustable voltage tables 30.

Described embodiment is described further below in conjunction with accompanying drawing.

Accompanying drawing 1 is the novel schematic appearance of this reality.

1 case lid overlaps frame on 2 body fuselages, 3 control boxs, 4 body fuselages, 5 angle iron brackets, 6 castors.

Accompanying drawing 2 is a structural representation of the present utility model.

3 control boxs, 7 constant temperature water tanks, 8 heating water tank, wallboard between 9 constant temperature outer containers and the heating water tank, 10 wallboard circular holes, 11,12,13 electrothermal tubes, 14 electrothermal tubes connect electric wire, 15 heating water tank apopores, 16 rubber tubes, 17 burner on lights, 18 power switches, 19 power supply beacon lamps, 20,21 electrothermal tubes 11,12 switch, 22 water pumps, 23 constant temperature water tank inlet openings, 24 pump switch, 25 digital temperature display lists, 26 circulating water flow directions, 27 timers, the crimp suitable for reading of 28 constant temperature water tanks and heating water tank, 29 voltage-regulation valves, 30 voltmeters, the connection electric wire of 31 water pumps, 32 control box panels, 38 control boxs bottom entrance hole, 39 pump intakes, the 40 exit of pump mouths of a river, 41 power lines.

Accompanying drawing 3 is the structural representation of automatic temperature control system of the present utility model and lack of water power-off protection apparatus.

As shown in Figure 3,7 is constant temperature water tank, and 11,12,13 is electrothermal tube, and 30 is voltmeter, 33 is that the multi-functional printed circuit plates that design voluntarily see accompanying drawing 4(explanation for details), 35 is the KDX-2 type measuring and controlling temp device from east, Beijing star microcomputer development company production of market purchase.36 is water-level probe, and 37 is temperature-sensing probe.Electrothermal tube 13, voltmeter 30 and water-level probe 36 are connected with multi-functional circuit plate by plug-in unit 34.By water-level probe signal is passed to multi-functional circuit plate 33 when water level drops to electrothermal tube when below horizontal,

electrothermal tube

11,12,13 quits work automatically, with service life of ensureing electrothermal tube and safe in utilization.When the water temperature in the constant temperature water tank descends owing to heat dissipation, by regulation voltage table 30 numerical value, the calorific value of control electrothermal tube 13.So that electrothermal tube 13 to add heat consistent with the dissipated heat of constant temperature water tank 7.Thereby keep the weighing apparatus of temperature fixed.

Electrothermal tube 11,12 in the accompanying drawing 3, temperature-sensing probe 37 are connected with measuring and controlling temp device 35 by plug-in unit 34.When design temperature is higher than room temperature, by temperature-sensing probe signal is passed to thermal detector, electrothermal tube 11,12 is started working simultaneously.When water temperature reaches design temperature when high-end, by temperature-sensing probe signal is passed to thermometric, thermostat, electrothermal tube 11,12 quits work simultaneously.When water temperature was reduced to the design temperature low side, temperature-sensing probe passed to the measuring and controlling temp device with signal, and electrothermal tube 11,12 is started working again.

Accompanying drawing 4 is an electrical schematic diagram of the present utility model.

Among Fig. 4, R _J1, R _J2Be electrothermal tube, its work is passed through relay J by the KDX-2 type measuring and controlling temp device that cmos vlsi constitutes ₁Controlled.R _TBe temperature sensor.This temperature controller has 0.1 ℃ high-resolution.And establish temperature setting switch, the high-end and low side of control temperature can be set.Water temperature reaches sets when high-end J ₁End disconnects, and cuts off R _J1, R _J2Power supply.When water temperature is lower than when setting low side, J then ₁Closure recloses R _J1And R _J2

R _J3For heating up and muff heater.When total power switch AN closure, after relay C connects, R _J3Promptly start working.Its power output can be passed through bidirectional triode thyristor T ₁And potentiometer R _WControlled.

Among Fig. 4, C ₁, R _W, T ₂And J _D, BG ₁, BG ₂Deng promptly having formed 33 multi-functioning printed circuit boards shown in Fig. 3, C in this plate ₁, R ₁, R ₂, R _WAnd T ₂Constitute T ₁The Regulation Control part.J _D, BG ₁, BG ₂Be water-level control circuit, when the case middle water level reaches when necessarily requiring J _DClosure makes J ₂Adhesive.At this moment, press AN and just can make relay C work, thereby make heater and water circulating pump M circuit obtain power supply.Otherwise relay C can not work.

Body fuselage 4 of the present utility model is fixed on the angle iron bracket 5 by solid spiral shell, and four castors 6 are fixed on four angles of angle iron bracket 5, and the height of castor 6 is advisable with 10cm, so that move.Control box 3 is a pullable casing, is installed in one of body fuselage 4 side, and 4 one-tenth same planes of control box panel 32 and body fuselage help operation of the present utility model like this, maintenance and transportation.

Heating water tank 8 links into an integrated entity by common wallboard 9 with constant temperature water tank 7, and it is suitable for reading to be provided with 90 ° of angle crimps 28, hang on the body fuselage 4, with solid spiral shell fixing after, put cover frame 2 on the body fuselage.The

electrothermal tube

11,12,13 of 3 800W～1500W is housed in the middle and lower part of heating water tank 8.Water pump 22 is fixed on the angle iron bracket 5, be positioned at heating water tank 8 and constant temperature water tank 7 below.The power of water pump 22 is selected according to the size 3 of insulating box 7 and heating water tank 8.When total measurement (volume) selects for use 0.45 horsepower water pump to be advisable during greater than 70 liters.When needs heat up, start

electrothermal tube

11,12,13 and water pump 22 simultaneously, drive water and the water in the constant temperature water tank 7 in the heating water tank 8 by water pump 22, it is circulated continuously, thus the just balanced rising synchronously of water temperature in two water tanks.Control box 3 is a seal case, and the solid spiral shell of panel 32 usefulness is fixed on the control box 3.The control system of whole sterilizing machine all is contained in the control box 3.Electrothermal tube 11,12 is connected by the measuring and controlling temp device 35 in plug-in unit 34 and the control box 3, and electrothermal tube 13 is connected by plug-in unit 34 and control box 3 interior many kinetic energy printed substrates 33 through adjustable voltage tables 30.When the water temperature in the constant temperature water tank 7 reaches design temperature, by temperature-sensing probe 37 signal is conveyed to measuring and controlling temp device 35, at this moment electrothermal tube 11,12 just can stop heating automatically.Water-level probe 36 is connected with multi-functional printed substrate 33 by plug-in unit 34.When water level drops in the heating water tank 8 topmost an electrothermal tube 11 when below horizontal, just outage automatically, thus can prevent that electrothermal tube from being burnt out.The calorific value of electrothermal tube 13 size voltmeter 30 shown voltage swings are regulated so that its calorific value with stop to heat that afterwards dispersed heat is consistent because of electrothermal tube 11,12, thereby make the water temperature in the constant temperature water tank 7 be in steady state all the time.

The utlity model has following good effect:

1. the water temperature temperature difference can be controlled at below 0.2 ℃. Under this temperature difference, the scope of disinfecting is widened greatly, both can kill the harmful organism of band that treated sample passes simultaneously, can guarantee again the safety of treated sample.

2. the saving energy reduces cost. The utility model power consumption is low. Its power consumption on average once per hour had been less than, and can long-time continuous process sample simultaneously, thereby can greatly reduce use cost.

3. because with electrical heating warm water processing sample, admittedly can avoid using the environmental pollutions that other fuel or agricultural chemicals caused such as bavin, coal fully.

4. safe in utilization, easy and simple to handle.

Claims

1, a kind of seed, the nursery stock sterilizing machine, comprise control box 3, body fuselage 4 and angle iron bracket 5, it is characterized in that being with in the body fuselage 4 constant temperature water tank 7 and heating water tank 8, constant temperature water tank 7 and heating water tank 8 are separated by a common wallboard 9, have a circular hole 10 in the middle of the wallboard 9, below constant temperature water tank 7 and heating water tank 8, water pump 22 is housed, the water inlet 39 of water pump 22 and the apopore 15 of heating water tank 8, the delivery port 40 of water pump 22 is connected by rubber tube 16 respectively with the inlet opening 23 of constant temperature water tank 7,3 electrothermal tubes 11 are housed in the heating water tank 8,12,13, control box 3 is loaded on body fuselage 4 one sides, electrothermal tube 11 in power line 41 and the heating water tank 8,12,13 the connection electric wire 14 and the connection electric wire 31 of water pump 22 all enter control box 3 by the entrance hole 38 of control box 3 bottoms, electrothermal tube 11 and electrothermal tube 12 are connected with measuring and controlling temp device 35 in the control box 3 by plug-in unit 34, and electrothermal tube 13 is connected by plug-in unit 34 and control box 3 interior multi-functional printed substrates 33 through adjustable voltage tables 30.