CN210512362U

CN210512362U - Novel metal piece hot drying equipment

Info

Publication number: CN210512362U
Application number: CN201920714665.7U
Authority: CN
Inventors: 何耀辉; 何志勇; 何家敏
Original assignee: Guangzhou Wanwei Metal Products Co ltd
Current assignee: Guangzhou Wanwei Metal Products Co ltd
Priority date: 2019-05-19
Filing date: 2019-05-19
Publication date: 2020-05-12
Anticipated expiration: 2029-05-19

Abstract

The utility model discloses a novel metalwork heat drying equipment, including heat drying oven and the electrical control box of control heat accuse drying oven work, heat drying oven includes the box, be provided with the stoving chamber in the box, the ventilation passageway, heating element and temperature-sensing ware, the ventilation passageway is located between stoving chamber wall and the box outer wall, heating element installs in stoving chamber wall, the temperature-sensing ware is installed at stoving intracavity wall top and with electrical control box electric connection, ventilation passageway top is provided with the gas vent, the gas vent extends to outside the box, the gas vent is installed electromagnetic valve, electromagnetic valve and electrical control box electric connection, the temperature-sensing ware passes through the temperature of response stoving intracavity and transmits the signal to electrical control box, electrical control box controls electromagnetic valve to open or close according to whether the temperature is higher than the setting value; the utility model discloses a novel metalwork stoving drying equipment has installed high temperature early warning system, can effectively avoid the stoving process high temperature, improves product quality.

Description

Novel metal piece hot drying equipment

Technical Field

The utility model belongs to the technical field of the drying equipment technique and specifically relates to a novel metalwork heat drying equipment is related to.

Background

The metal widely exists in nature, the application is extremely common in life, the metal is a very important substance which is most applied in modern industry, after a series of processing treatment, the metal needs to be cleaned and then dried, a hot drying device is generally adopted to treat the metal, the hot drying device can generate a phenomenon of overhigh temperature in the drying process, the product is overhigh in the drying process, the quality of the product is influenced, secondly, the hot drying device on the market is not provided with a locking device, once the metal is carelessly opened in the heating process, a certain degree of scalding can be caused to workers, and the safety coefficient is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome above-mentioned current problem, the utility model provides a novel metalwork stoving drying equipment, this equipment fixing high temperature early warning system can effectively avoid the stoving process high temperature, improves product quality, simultaneously establishes the dead device of lock in, avoids unexpected opening, and factor of safety is high.

The technical scheme of the utility model is that: the utility model provides a novel metalwork stoving drying equipment, includes the electrical control case of stoving drying cabinet and the work of control thermal control drying cabinet, and the box is drawn together to the stoving drying cabinet, is provided with stoving chamber, ventilation passageway, heating element and temperature-sensing ware in the box, the ventilation passageway is located stoving chamber wall and box outer wall, heating element installs in stoving chamber wall, the temperature-sensing ware install at stoving intracavity wall top and with electrical control case electric connection, the ventilation passageway top is provided with the gas vent, and the gas vent extends to outside the box, and electromagnetic valve is installed to the gas vent, electromagnetic valve and electrical control case electric connection, and the temperature-sensing ware is through the temperature of response stoving intracavity with signal transmission for electrical control case, and electrical control case controls electromagnetic valve and opens or close according to whether the temperature is higher than the setting value.

The heating assembly comprises a fan and a heater, the fan is installed at the top of the box body, the output end of the fan extends into the ventilation channel, a group of heaters are respectively suspended in the ventilation channels on two sides of the drying cavity, an air outlet is formed in the top of the drying cavity and is opposite to the output end of the fan, and a plurality of air outlet through holes are formed in two side walls of the drying cavity.

The exhaust port is two, is located the left and right sides of fan.

The heater is a heater composed of an electric heating pipe group.

The electric heating pipe group comprises at least 2 spiral electric heating pipes.

The hot drying oven further comprises an oven door connected with the oven body in an opening-closing mode, a door handle is installed on the oven door, a clamping tongue is connected to the door handle in a rotating mode, a fixing piece is installed on the oven body and provided with a clamping groove for clamping the clamping tongue, a magnet is fixed on one side, facing the clamping groove, of the clamping tongue, an electromagnet matched with the position of the magnet is arranged on the clamping groove, an inductor used for controlling the polarity of the electromagnet is arranged beside the fixing piece, the inductor is electrically connected with the electric control box, when the electric control box senses that a temperature signal transmitted back by the temperature inductor is higher than a set value, the electric control box controls the inductor to change the polarity of the electromagnet to adsorb or repel.

At least two layers of material frames are arranged in the drying cavity, and the material frames are metal frames provided with a plurality of through holes.

And a heat insulation layer is arranged between the ventilation channel and the outer wall of the box body.

The heat-insulating layer is made of glass wool.

The utility model has the advantages that:

1. the utility model discloses a novel metalwork heat dries by fire drying equipment, set up temperature-sensing ware in the box and have solenoid valve's gas vent, give the electrical control case through the instant temperature signal of temperature-sensing ware transmission, the electrical control case is higher than the gas vent switch of setting value control solenoid valve and then adjusts the temperature of stoving intracavity according to temperature signal, high temperature early warning system has been constituted, can in time discharge steam when high temperature appears make stoving intracavity temperature descend, thereby with temperature control in the technological requirement, avoid the stoving in-process high temperature to appear and influence product quality, the product quality is improved.

2. The utility model discloses a novel metalwork heat dries by fire drying equipment, through setting up magnet, electro-magnet and the inductor that changes the electro-magnet polarity, whether the inductor changes polarity in order to adsorb or repel magnet according to the too high control electro-magnet of temperature, the device of locking has been constituted from this, in case when the temperature exceedes the setting value, the electric control box will start the device of locking to guaranteed not to be opened by the workman in the heating process, improved the safety in production coefficient, when the temperature is less than the setting value simultaneously, the device of locking just can be relieved.

3. The utility model discloses a novel hot drying equipment of metalwork, the air-out through-hole that box both sides were provided with for the intracavity of drying forms the convection current mode, and has guaranteed that the stove internal temperature is even, has improved product drying efficiency, improves product quality.

Drawings

Fig. 1 is an open schematic view of the present invention;

fig. 2 is the inside schematic view of the box body of the present invention.

In the figure, 1, a box body; 2. an electrical control box; 3. a drying cavity; 4. a ventilation channel; 5. an electric heating pipe group; 6. a fan; 601. an output end; 7. a temperature sensor; 8. an exhaust port; 9. an electromagnetic valve; 10. an air outlet; 11. an air outlet through hole; 12. a latch; 13. a fixing member; 14. a magnet; 15. an electromagnet; 16. an inductor; 17. a material rack; 18. a through hole; 19. a heat-insulating layer; 20. a high temperature early warning light; 100. and (4) a box door.

Detailed Description

The invention will be further explained with reference to the drawings and examples.

As shown in fig. 1 and 2, the novel metal piece hot drying equipment comprises a hot drying oven and an electric control oven for controlling the operation of the hot drying oven.

The hot drying box comprises a box body, a drying cavity, a ventilation channel, a heating assembly and a temperature sensor are arranged in the box body, the ventilation channel is located between the wall of the drying cavity and the outer wall of the box body, the heating assembly is installed in the wall of the drying cavity, the temperature sensor is installed at the top of the inner wall of the drying cavity and is electrically connected with an electrical control box, an exhaust port is formed in the top of the ventilation channel and extends out of the box body, an electromagnetic valve is installed on the exhaust port and is electrically connected with the electrical control box, the temperature sensor transmits signals to the electrical control box by sensing the temperature in the drying cavity, and the electrical control box controls the electromagnetic valve to be opened or closed according to whether the temperature is;

the heating assembly comprises a fan and heaters, the fan is mounted at the top of the box body, the output end of the fan extends into the ventilation channel, a group of heaters are respectively suspended in the ventilation channels at two sides of the drying cavity, the top of the drying cavity is provided with an air outlet, the air outlet is opposite to the output end of the fan, and a plurality of air outlet through holes are formed in two side walls of the drying cavity; the fan blows air into the ventilation channel, when the air passes through the heating assembly in the ventilation channel, the air is heated into hot air by the heating assembly and enters the drying cavity through the air outlet through holes on the two side walls of the drying cavity, so that the metal piece in the drying cavity is dried, the hot air flows out of the first air outlet for circulation, and the hot air enters from the two sides of the drying cavity, so that the air in the drying cavity forms strong convection circulation, the temperature in the furnace is ensured to be uniform, the product drying efficiency is improved, and the product quality is improved; two sets of heaters are independent and electrical control box electric connection, are controlled by electrical control box alone, are convenient for temperature regulation and are convenient for maintain and change.

The heater of this embodiment is the heater that constitutes by electric heat pipe group, and electric heat pipe group includes 2 at least spiral electric heating pipe, and spiral electric heating pipe has the advantage that the heat production is fast, heat-generating area is big, can heat up the stoving chamber fast.

Preferably, the gas vent of this embodiment is two, is located the fan left and right sides respectively, and when electric control box received temperature signal and is higher than the setting value, control solenoid valve opened, and two gas vents are opened simultaneously for steam is discharged, cools down to the stoving chamber rapidly, prevents to cause the high temperature that the stoving in-process product received, thereby influences the quality of product, and when electric control box received temperature signal and is less than the setting value, electric control box control solenoid valve closed, and two gas vents are closed simultaneously.

The hot drying oven also comprises an oven door connected with the oven body in an opening and closing mode, the oven door is provided with a door handle, the door handle is a common door handle in the market, the door handle is connected with a clamping tongue in a rotating mode, a fixing part is installed on the oven body and provided with a clamping groove for clamping the clamping tongue, a magnet is fixed on one side, facing the clamping groove, of the clamping tongue, the clamping groove is provided with an electromagnet matched with the position of the magnet, a sensor used for controlling the polarity of the electromagnet is arranged beside the fixing part, the sensor is electrically connected with an electric control box, when the electric control box senses that a temperature signal transmitted back by the temperature sensor is higher than a set value, the polarity of the electromagnet is changed by controlling the sensor to adsorb the magnet, the oven door is locked at the moment, the condition that the oven door is not easily opened by.

At least two layers of material frames are arranged in the drying cavity, the material frames are metal frames provided with a plurality of through holes, the drying speed of the materials is improved in an auxiliary mode, and meanwhile heat dissipation is fast.

A heat-insulating layer is arranged between the ventilation channel and the outer wall of the box body, the heat-insulating layer is made of glass wool, and the glass wool belongs to one category of glass fiber and is artificial inorganic fiber. The glass wool is a material formed by fiberizing molten glass into wool, belongs to glass as a chemical component, is an inorganic fiber, and has the advantages of good forming, small volume density, thermal conductivity , heat preservation and insulation, good sound absorption performance, corrosion resistance and stable chemical performance.

The electric control box comprises a controller body and an operation panel electrically connected with the controller body, wherein a plurality of instrument panels are mounted on the operation panel and comprise an intelligent temperature controller, a time controller, a high-temperature early warning lamp, a switch and an indicator lamp, the intelligent temperature controller controls a heating assembly to heat and keep the heating assembly to a required drying temperature, the time controller is used for setting required drying time, and once the time reaches, the heating assembly is controlled to stop heating; when the controller body is transmitted with instant temperature to the temperature sensing signal, when the controller body senses that the temperature is higher than a set value, the high-temperature early warning lamp is started while the electromagnetic valve is started, the high-temperature early warning indicator lamp displays a red light, otherwise, the high-temperature early warning lamp displays green, and an operator can observe the record conveniently.

The above, only do the preferred embodiment of the present invention is not used for limiting the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.

Claims

1. A novel metal piece hot drying device comprises a hot drying box and an electric control box for controlling the operation of the hot control drying box, it is characterized in that the hot drying box comprises a box body, a drying cavity, a ventilation channel, a heating assembly and a temperature sensor are arranged in the box body, the ventilation channel is positioned between the drying cavity wall and the outer wall of the box body, the heating component is arranged in the drying cavity wall, the temperature-sensing ware is installed at stoving intracavity wall top and with electrical control box electric connection, the ventilation passageway top is provided with the gas vent, and outside the gas vent extended to the box, the solenoid valve was installed to the gas vent, solenoid valve and electrical control box electric connection, temperature-sensing ware through the temperature of response stoving intracavity with signal transmission for electrical control box, electrical control box controls solenoid valve according to whether the temperature is higher than the setting value and opens or close.

2. The novel metal piece hot drying device as claimed in claim 1, wherein the heating assembly comprises a fan and a heater, the fan is mounted at the top of the box body, the output end of the fan extends into the ventilation channel, a group of heaters are respectively suspended in the ventilation channels at two sides of the drying cavity, the top of the drying cavity is provided with an air outlet, the air outlet is opposite to the output end of the fan, and a plurality of air outlet through holes are formed in two side walls of the drying cavity.

3. The novel metal piece hot drying device according to claim 2, wherein the number of the exhaust ports is two, and the two exhaust ports are located on the left side and the right side of the fan.

4. The novel metal piece hot drying device according to claim 2, wherein the heater is a heater consisting of an electric heating pipe group.

5. The novel metal piece hot drying device according to claim 4, wherein the electric heating pipe group comprises at least 2 spiral electric heating pipes.

6. The novel metal piece hot drying device as claimed in claim 1, wherein the hot drying oven further comprises an oven door connected with the oven body in an opening and closing mode, a door handle is installed on the oven door, a clamping tongue is connected to the door handle in a rotating mode, a fixing piece is installed on the oven body, the fixing piece is provided with a clamping groove for clamping the clamping tongue, a magnet is fixed on one side, facing the clamping groove, of the clamping tongue, an electromagnet matched with the position of the magnet is arranged in the clamping groove, an inductor used for controlling the polarity of the electromagnet is arranged beside the fixing piece, the inductor is electrically connected with the electric control box, when the electric control box senses that a temperature signal transmitted back by the temperature inductor is higher than a set value, the electric control box controls the inductor to change the polarity of the electromagnet to.

7. The novel metal piece hot drying device according to claim 1, wherein at least two layers of material frames are arranged in the drying cavity, and each material frame is a metal frame provided with a plurality of through holes.

8. The novel metal piece hot drying device according to claim 1, wherein an insulating layer is arranged between the ventilation channel and the outer wall of the box body.

9. The novel metal piece hot drying device according to claim 8, wherein the heat insulation layer is made of glass wool.