(3) summary of the invention
The purpose of this utility model is to overcome above-mentioned technical disadvantages, provides a kind of meeting to butcher that the industry sanitary standard requires, and operating personnel's working strength is low, and production efficiency is high, safe and reliable automatic singeing oven.
Goal of the invention of the present utility model is realized by following technical scheme: a kind of automatic singeing oven, have above it is characterized in that in the singeing oven body of heater of guide rail flame spray head arranged, singeing oven has import and outlet, under it air inlet is arranged, on exhaust outlet is arranged; The chain sling of conveyer is positioned at the top of singeing oven, at the center of singeing oven passage; Gas control system is in the outside of singeing oven body of heater, and the control detection part of gas control system connects gas control system.
Control detection part near switch in singeing oven import department.Be used to survey the domestic animal pig near switch and enter body of heater.
When starting working, the domestic animal pig of scalding, losing hair or feathers after handling through steam is suspended on the chain sling, send into body of heater by the conveyer that cooperates with guide rail from the singeing oven import, that controls detection part sends the work of signal instruction gas control system near switch, open the burnt gas switch valve of flame spray head, the interior igniter igniting of control cabinet of gas control system, flame spray head flame is singed.The domestic animal pig of completion of processing is sent from the singeing oven outlet.
Cooling-water duct in the guide rail is managed with the cooling water turnover on the guide rail and is connected.The cooling water of circulation makes by the guide rail cooling of the heat of singeing oven heating, has protected the safety that cooperates the associated components of guide rail with conveyer effectively, has prolonged service life.
The inwall of singeing oven body of heater is equipped with thermal insulation board.Thermal insulation board has stopped the transmission of temperature in the stove, has saved the energy, has prevented human body to be burnt by body of heater.
The gas conduct pipe that connects flame spray head is outside body of heater, and there is the Gas Pipe guard shield its outside; There are a combustion backplate and tempering protector in the nozzle back of flame spray head.Gas conduct pipe is outside body of heater, and for safety provides reliable assurance, a Gas Pipe guard shield and a combustion backplate play the thermal insulation protection effect to gas conduct pipe, and the tempering protector provides safety assurance.
The singeing oven body of heater is suitable for reading furnace body cover, and the air draft tube of band air draft tube cap is arranged on the furnace body cover.Waste gas in the stove is discharged by the air draft tube.
The other gas leakage probe that is equipped with of gas conduct pipe that singeing oven is outer, probe connects warning system.The gas leakage probe is in the concentrated relatively zone of leakage point.
Switch main valve one end on the gas conduct pipe connects the gas supply pipeline, the other end connects pressure regulator valve, the front end of check valve connects pressure regulator valve, the Pressure gauge of control detection part is housed between pressure regulator valve and the check valve, the rear end of check valve is parallel with the Pneumatic valve of connection gas control system and the hand-operated valve of bypass, and the other end of Pneumatic valve and hand-operated valve links to each other with the gas conduct pipe that is connected flame spray head.
According to manometric indication, regulate the singeing oven gaseous-pressure with the pressure regulator valve of gas control system, to be fit to condition of work.During work, open the switch main valve.Domestic animal pig on the chain sling enters body of heater, and that controls detection part sends signal near switch, the work of instruction gas control system, and Pneumatic valve is opened, the ignition device of flame spray head, flame spray head flame is singed.The adjusting bypass hand-operated valve of gas control system makes flame spray head that little fire burns still be arranged when Pneumatic valve is closed, and keeps in a fire.Conveyer is according to the speed of setting, in the time of setting, pass through singeing oven, if the control detection part does not have signal to send later near switch in the time of setting, gas control system is closed Pneumatic valve, flame spray head still has kindling material in burning, in case have signal to send again near switch, gas control system is opened Pneumatic valve and is worked on.When stopping to produce, close the battery main switch of the control cabinet of the outer gas control system of stove, the magnetic valve outage cuts off compressed air, and Pneumatic valve is closed, and closes the switch main valve, and flame spray head is flame-out.The harm that check valve has avoided tempering to cause.
Pneumatic valve adopts normally closed installation; The magnetic valve that connects gas control system near switch; The inlet of magnetic valve connects compressed air piping, and outlet connects Pneumatic valve.Magnetic valve is controlled compressed air and is handled the Pneumatic valve switching by near switch order work.During power failure, normally closed Pneumatic valve is closed.Control cabinet is away from singeing oven, and the magnetic valve in the control cabinet utilizes compressed air to be medium, the remote control Pneumatic valve, and these measures guarantee production safety.Battery main switch in the closing control case can make the magnetic valve outage, cuts off compressed air, and Pneumatic valve is closed.
The utility model has the advantages that: the magnetic valve of accepting near switch order is that medium control Pneumatic valve opens and closes with compressed air, controlling flame spray head flame singes, gas conduct pipe makes automatic singeing oven safe and reliable in measures such as body of heater outsides, operating personnel's working strength is low, production efficiency height, product meet butchers the requirement of industry sanitary standard.
(5) specific embodiment
Illustrated automatic singeing oven, the guide rail 5 of conveyer is fixedly mounted on the suitable for reading of singeing oven along singeing oven import 19 and outlet 20 directions, have in the guide rail 5 with guide rail 5 on cooling water turnover pipe 9 cooling-water ducts that are connected, under the effect of coolant pump, the circulation of realization cooling water, not shown coolant pump.The chain sling that cooperates with guide rail 5 is positioned at the top of singeing oven, and at the center of singeing oven passage, the domestic animal pig of scalding, losing hair or feathers after handling through steam is suspended on the chain sling, and is not shown.Singeing oven body of heater 17 is suitable for reading furnace body cover 6, and the air draft tube 8 of band air draft tube cap 7 is arranged on the furnace body cover 6, and end opening communicates with the external world.Thermal insulation board 1 is fixedly mounted on the both sides of singeing oven body of heater 17 inwalls.Near being installed in the import 19 near switch 21 of a control detection part is used to survey the domestic animal pig near switch 21 and enters body of heater 17.The body of heater 17 that the horizontal cross-section is rectangle; one row's flame spray head 2 is respectively arranged at its four angles; every row is arranged above and below 5; flame spray head 2 is inclined upwardly; nozzle is to the domestic animal hog on hook, and there are a combustion backplate 3 and tempering protector 18 in the nozzle back of flame spray head 2, and a combustion backplate 3 and tempering protector 18 are fixed on the body of heater 17; the gas conduct pipe 4 that flame spray head 2 connects outside the body of heater 17, there is Gas Pipe guard shield 10 gas conduct pipe 4 outsides.The outer gas conduct pipe 4 other gas leakages that are equipped with of singeing oven are popped one's head in, and leak probe and connect warning system, and the gas leakage probe is in the concentrated relatively zone of leakage point.Switch main valve 12 1 ends on the gas conduct pipe 4 connect the gas supply pipeline, the other end connects pressure regulator valve 13, the Pressure gauge that monitoring air supply system pressure is arranged between the two, the front end of check valve 14 connects pressure regulator valve 13, the Pressure gauge 11 of control detection part is housed between pressure regulator valve 13 and the check valve 14, the rear end of check valve 14 is parallel with the Pneumatic valve 15 of connection gas control system and the hand-operated valve 16 of bypass, the other end of Pneumatic valve 15 and hand-operated valve 16 links to each other not shown gas supply pipeline with the gas conduct pipe that is connected flame spray head 24.Pneumatic valve 15 adopts normally closed installation, the control cabinet of gas control system is away from body of heater 17, near the magnetic valve in the switch 21 connection control cabinets, one end of magnetic valve connects compressed air piping, the other end connects Pneumatic valve 15, magnetic valve is by the instruction works near switch 21, and control compressed air is handled Pneumatic valve 15 and opened and closed not shown control cabinet, magnetic valve, compressed air piping.Gas control system comprises battery main switch, igniter and the magnetic valve in the control cabinet, the control detection part near switch 21, Pressure gauge 11, Pneumatic valve 14, hand-operated valve 16, pressure regulator valve 13.
Regulate the singeing oven gaseous-pressure according to the Pressure gauge behind the pressure regulator valve 13 11, to be fit to condition of work.During work, open switch main valve 12.Domestic animal pig on the chain sling enters body of heater 17, that controls detection part sends signal near switch 21, and the magnetic valve in the control cabinet is by the instruction works of work probe 21, and control compressed air is handled Pneumatic valve 15 and opened, the igniter of control cabinet makes flame spray head 2 igniting, and flame spray head 2 flames are singed.The hand-operated valve 16 of regulating bypass makes flame spray head 2 that little fire burns still be arranged when Pneumatic valve 15 is closed, and keeps in a fire.Conveyer is according to the speed of setting, in the time of setting, pass through singeing oven, if the control detection part does not have signal to send later near switch 21 in the time of setting, the solenoid control compressed air of gas control system is closed Pneumatic valve 15, flame spray head 2 still has kindling material in burning, in case have signal to send again near switch 21, gas control system is opened Pneumatic valve 15 and is worked on.When stopping to produce, close the battery main switch of the control cabinet of the outer gas control system of stove, the magnetic valve outage cuts off compressed air, and Pneumatic valve 15 is closed, and closes switch main valve 12, and flame spray head is flame-out.The harm that check valve 14 has avoided tempering to cause.