阅读说明：本技术 制冷机强冷玻璃钢化炉 (Forced cooling glass toughening furnace for refrigerator ) 是由 杨宝祥 于 2021-11-08 设计创作，主要内容包括：本发明公开了一种制冷机强冷玻璃钢化炉,包括：箱体,所述箱体内的上下两侧分别设有上冷气机和下冷气机,所述上冷气机和下冷气机与制冷机组连接,所述制冷机组工作,通过上冷气机和下冷气机使箱体内温度制冷到预设温度,然后使待钢化的玻璃进入箱体内。通过设置带冷气机的保温的箱体,使得箱体内的温度可以预先达到预设温度,当加热后的玻璃进入箱体内时,由于玻璃的温度与箱体的温度之差较大,通过热传递,可以将加热后的玻璃迅速冷却至室温,达到钢化的目的,冷气机与风机相比,其工作能耗可大大减小,且不需要启动较长时间,节约能耗的同时,提升玻璃钢化的效率。(The invention discloses a refrigerator forced cooling glass toughening furnace, which comprises: the box body, the upper and lower both sides in the box body are equipped with air conditioner and air conditioner down respectively, go up air conditioner and air conditioner down and be connected with refrigerating unit, refrigerating unit work makes the box internal temperature refrigerate to predetermineeing the temperature through last air conditioner and air conditioner down, then makes the glass that treats the tempering get into the box body. Through setting up the heat retaining box of taking the air conditioner for the temperature in the box can reach preset temperature in advance, when glass after the heating got into in the box, because the difference between the temperature of glass and the temperature of box is great, through the heat transfer, can cool off the glass after the heating to the room temperature rapidly, reach the purpose of tempering, the air conditioner compares with the fan, its work energy consumption can reduce greatly, and need not start the longer time, when practicing thrift the energy consumption, promote the efficiency of glass tempering.)

1. The utility model provides a refrigerator forced cooling glass tempering furnace which characterized in that includes: the box body (1), the upper and lower both sides in box body (1) are equipped with air conditioner (2) and air conditioner (3) down respectively, go up air conditioner (2) and air conditioner (3) down and be connected with refrigerating unit (4), refrigerating unit (4) work makes the interior temperature refrigeration of box body (1) to predetermineeing the temperature through last air conditioner (2) and air conditioner (3) down, then makes glass (5) of treating the tempering get into in box body (1).

2. The refrigerator forced cooling glass tempering furnace according to claim 1, wherein air grids (6) are respectively arranged below the upper air cooler (2) and above the lower air cooler (3), and the glass (5) enters the box body (1) from between the two air grids (6).

3. The refrigerator forced cooling glass tempering furnace according to claim 2, wherein said air grid (6) comprises a plurality of slats (610) arranged at intervals, said slats (610) are provided with a plurality of vent holes (611), and cold air in said box body (1) is blown to a side where glass (5) is placed through a gap between adjacent slats (610) or said vent holes (611).

4. The refrigerator forced cooling glass tempering furnace according to claim 2, wherein a first temperature sensor is arranged in said box body (1), a second temperature sensor is arranged on the surface of each of said two air grids (6), when the temperature in said box body (1) detected by said first temperature sensor and the temperature on the surface of each of said two air grids (6) detected by said two second temperature sensors are equal, and the detected temperature reaches said preset temperature, the glass (5) to be tempered enters said box body (1).

5. The refrigerator strong cooling glass tempering furnace according to claim 3, wherein a blowing device (7) is provided in said ventilating hole (611), said blowing device (7) accelerates the cooling wind in said box body (1) to blow toward the side where the glass (5) is placed.

6. The refrigerator forced cooling glass tempering furnace according to claim 5, characterized in that a mixing device (8) is communicated with the air inlet (710) of said blowing device (7), said mixing device (8) is communicated with a first air extraction part (10) arranged at the top inside the box body (1) through a first air inlet (9), said mixing device (8) is communicated with a second air extraction part (12) arranged at the bottom inside the box body (1) through a second air inlet (11).

7. The refrigerator forced cooling glass tempering furnace according to claim 4, further comprising a control end for receiving temperature values detected by said first and second temperature sensors and controlling whether the glass (5) to be tempered can enter the box body (1) according to the judgment result of said temperature values.

8. The refrigerator forced cooling glass tempering furnace according to claim 5, wherein said blowing device (7) comprises a blowing body, said blowing body is internally provided with a first accelerating cavity (720), a communicating cavity (730) and a second accelerating cavity (740) which are communicated with said air inlet (710) in sequence, and one end of said blowing body far away from said air inlet (710) is provided with a nozzle (750) communicated with said second accelerating cavity (740);

the diameter of one end, close to the air inlet (710), of the first acceleration cavity (720) is larger than that of the other end of the first acceleration cavity, a first annular groove (721) is formed in one end, close to the air inlet (710), of the first acceleration cavity (720), and a spiral acceleration plate (722) is arranged on the inner side wall of the first acceleration cavity (720);

a plurality of baffle plates (731) which are obliquely arranged towards one side of the nozzle (750) are arranged on the inner side wall of the communication cavity (730);

the diameter of one end, connected with the nozzle (750), of the second acceleration cavity (740) is smaller than that of one end, connected with the communication cavity (730), of the second acceleration cavity (740), a second annular groove (741) is arranged at one end, close to the communication cavity (730), of the second acceleration cavity (740), an acceleration box (742) is fixedly arranged in the second acceleration cavity (740), and an opening of the acceleration box (742) faces one side of the communication cavity (730).

9. The refrigerator strong cooling glass tempering furnace according to claim 8, wherein an end of said nozzle (750) connected to said second acceleration chamber (740) is provided with a third acceleration chamber (751), an end of said third acceleration chamber (751) far from said second acceleration chamber (740) is provided with a spout (752), and a diameter of an end of said third acceleration chamber (751) connected to said spout (752) is smaller than a diameter of an end thereof connected to said second acceleration chamber (740).

10. The refrigerator forced cooling glass tempering furnace of claim 6, wherein said mixing device (8) comprises a first gas collecting portion (810), a first gas collecting chamber (811) is provided inside said first gas collecting portion (810), said first gas collecting chamber (811) is communicated with said second gas inlet (11), a first cylinder (820) is provided inside said first gas collecting chamber (811), a vent pipe (830) communicated with said first gas collecting portion (810) is provided below said first gas collecting portion, a second gas collecting portion (840) is provided outside said vent pipe (830), a second gas collecting chamber (841) is provided inside said second gas collecting portion (840), said second gas collecting chamber (841) is communicated with said first gas inlet (9), a second cylinder (850) is provided inside said second gas collecting portion (840), said second cylinder (850) is sleeved outside said vent pipe (830), a mixing chamber (842) is provided at one end of said second gas collecting portion (840) far from said first gas collecting portion (810) The mixing cavity (842) is communicated with an air inlet (710) of the blowing device (7), one end of the vent pipe (830) far away from the first air collecting part (810) penetrates through the second cylinder (850) and is positioned in the mixing cavity (842), the side surface of the end part of the vent pipe (830) positioned in the mixing cavity (842) is provided with a plurality of first air outlets (831), the axes of the first air outlets (831) are inclined towards the same direction, a second air outlet (851) is arranged on the inner side wall of the second cylinder (850) contacting with the vent pipe (830), the second air outlet (851) is spiral, and the second air outlet (851) is communicated with the mixing cavity (842);

the side surface of the first cylinder (820) is provided with a plurality of first through holes (821), and the side surface of the second cylinder (850) positioned in the second gas collecting cavity (841) is provided with a plurality of second through holes (852).

Technical Field

The invention relates to the technical field of glass toughening furnaces, in particular to a refrigerator forced cooling glass toughening furnace.

Background

The toughening cooling section of the glass toughening furnace in the current market is a process of cooling and toughening by using normal temperature air conveyed by a fan, the toughening temperature of glass is about 700 ℃, the temperature of high-temperature glass is reduced to about room temperature in a short time by using the normal temperature air, and the air volume requirement of glass toughening can be met only by using a fan with huge air volume, so that the fan of the glass toughening furnace generally uses one fan of 2-300 kilowatts, and some large toughening furnaces still need a plurality of fans to work together; therefore, the energy consumption of the fan of the glass tempering furnace is large, the starting time of the fan is long, and time and electric energy are consumed. Therefore, there is a need to provide a refrigerator forced cooling glass toughening furnace to at least partially solve the problems in the prior art.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

In order to at least partially solve the above problems, the present invention provides a refrigerator strong cooling glass tempering furnace, including: the box body, the upper and lower both sides in the box body are equipped with air conditioner and air conditioner down respectively, go up air conditioner and air conditioner down and be connected with refrigerating unit, refrigerating unit work makes the box internal temperature refrigerate to predetermineeing the temperature through last air conditioner and air conditioner down, then makes the glass that treats the tempering get into the box body.

Preferably, air grids are respectively arranged below the upper air conditioner and above the lower air conditioner, and the glass enters the box body from between the two air grids.

Preferably, the air grid comprises a plurality of laths arranged at intervals, a plurality of vent holes are formed in the laths, and cold air in the box body blows towards one side where the glass is placed through gaps or vent holes between adjacent laths.

Preferably, be equipped with first temperature sensor in the box, two the surface of air grid all is equipped with second temperature sensor, works as the temperature on the surface of air grid that temperature and two second temperature sensor in the box that first temperature sensor detected all equals, and the temperature that detects reaches when presetting the temperature, make the glass of treating tempering get into in the box.

Preferably, a blowing device is arranged in the vent hole, and the blowing device accelerates the cold air in the box body to blow to one side where the glass is placed.

Preferably, the air inlet of the blowing device is communicated with a mixing device, the mixing device is communicated with a first air exhaust part arranged at the top in the box body through a first air inlet, and the mixing device is communicated with a second air exhaust part arranged at the bottom in the box body through a second air inlet.

Preferably, the tempering furnace further comprises a control end, wherein the control end is used for receiving temperature values detected by the first temperature sensor and the second temperature sensor and controlling whether the glass to be tempered can enter the box body or not according to a judgment result of the temperature values.

Preferably, the blowing device comprises a blowing body, a first accelerating cavity, a communicating cavity and a second accelerating cavity which are communicated with the air inlet are sequentially arranged in the blowing body, and a nozzle communicated with the second accelerating cavity is arranged at one end, far away from the air inlet, of the blowing body;

the diameter of one end, close to the air inlet, of the first acceleration cavity is larger than that of the other end of the first acceleration cavity, a first annular groove is formed in one end, close to the air inlet, of the first acceleration cavity, and a spiral acceleration plate is arranged on the inner side wall of the first acceleration cavity;

a plurality of baffles which are obliquely arranged towards one side of the nozzle are arranged on the inner side wall of the communicating cavity;

the diameter of one end of the second accelerating cavity connected with the nozzle is smaller than that of one end of the second accelerating cavity connected with the communicating cavity, a second annular groove is formed in one end, close to the communicating cavity, of the second accelerating cavity, an accelerating box is fixedly arranged in the second accelerating cavity, and the opening of the accelerating box faces one side of the communicating cavity.

Preferably, one end of the nozzle, which is connected with the second accelerating cavity, is provided with a third accelerating cavity, one end of the third accelerating cavity, which is far away from the second accelerating cavity, is provided with a nozzle, and the diameter of the end, which is connected with the nozzle, of the third accelerating cavity is smaller than that of the end, which is connected with the second accelerating cavity.

Preferably, the mixing device includes a first gas collecting part, a first gas collecting cavity is arranged at the inner side of the first gas collecting part, the first gas collecting cavity is communicated with the second gas inlet, a first cylinder is arranged in the first gas collecting cavity, a vent pipe communicated with the first gas collecting part is arranged below the first gas collecting part, a second gas collecting part is arranged at the outer side of the vent pipe, a second gas collecting cavity is arranged at the inner side of the second gas collecting part, the second gas collecting cavity is communicated with the first gas inlet, a second cylinder is arranged in the second gas collecting part, the second cylinder is sleeved at the outer side of the vent pipe, a mixing cavity is arranged at one end of the second gas collecting part, which is far away from the first gas collecting part, the mixing cavity is communicated with the air inlet of the blowing device, one end of the vent pipe, which is far away from the first gas collecting part, penetrates through the second cylinder and is arranged in the mixing cavity, and a plurality of first air outlet holes are arranged at the side surface of the end part of the vent pipe, which is arranged in the mixing cavity, the axes of the first air outlet holes are all obliquely arranged in the same direction, a second air outlet hole is arranged on the inner side wall, which is in contact with the vent pipe, of the second cylinder, the second air outlet hole is spiral, and the second air outlet hole is communicated with the mixing cavity;

the side surface of the first cylinder is provided with a plurality of first through holes, and the side surface of the second cylinder positioned in the second gas collecting cavity is provided with a plurality of second through holes.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the refrigerator forced cooling glass tempering furnace provided by the invention has the advantages that the temperature in the box body can reach the preset temperature in advance by arranging the heat-insulating box body with the air conditioner, when heated glass enters the box body, the difference between the temperature of the glass and the temperature of the box body is large, the heated glass can be rapidly cooled to the room temperature through heat transfer, and the purpose of tempering is achieved.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a glass tempering furnace cooled by fan tempering in the prior art.

Fig. 2 is a schematic diagram illustrating tempering and cooling of heated glass by using a fan in the prior art.

FIG. 3 is a schematic structural diagram of a refrigerator forced cooling glass tempering furnace according to the present invention.

FIG. 4 is a schematic structural diagram of the interior of a box body in a refrigerator strong cooling glass toughening furnace according to the present invention.

FIG. 5 is a schematic structural view of an air grid in a refrigerator strong cooling glass tempering furnace according to the present invention.

FIG. 6 is a schematic structural view of an air blowing device in a refrigerator strong cooling glass tempering furnace according to the present invention.

FIG. 7 is a schematic structural diagram of a mixing device in a refrigerator strong cooling glass tempering furnace according to the present invention.

FIG. 8 is a schematic structural view of a second cylinder in the refrigerator strong cooling glass tempering furnace according to the present invention.

FIG. 9 is a schematic cross-sectional view of an end portion of a vent pipe in the refrigerator strong cooling glass tempering furnace according to the present invention.

FIG. 10 is a schematic view showing the connection structure of a mixing device and a blowing device in the refrigerator strong cooling glass tempering furnace according to the present invention.

1 is a box body, 2 is an upper air conditioner, 3 is a lower air conditioner, 4 is a refrigerating unit, 5 is glass, 6 is an air grid, 610 is a batten, 611 is a vent hole, 7 is a blowing device, 710 is an air inlet, 720 is a first accelerating cavity, 721 is a first annular groove, 722 is an accelerating plate, 730 is a communicating cavity, 731 is a baffle, 740 is a second accelerating cavity, 741 is a second annular groove, 742 is an accelerating box, 750 is a nozzle, 751 is a third accelerating cavity, 752 is a nozzle, 8 is a mixing device, 810 is a first gas collecting part, 811 is a first gas collecting cavity, 820 is a first cylinder, 821 is a first through hole, 830 is a vent pipe, 831 is a first gas outlet, 840 is a second gas collecting part, 841 is a second gas collecting cavity, 842 is a mixing cavity, 850 is a second cylinder, 851 is a second gas outlet, 852 is a second through hole, 9 is a first through hole, 10 is a first gas inlet, 11 is a second gas inlet, 12 is a second gas outlet, 13 is a fan.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1 to 10, the present invention provides a refrigerator strong cooling glass tempering furnace, including: the tempering furnace comprises a box body 1, wherein an upper air conditioner 2 and a lower air conditioner 3 are respectively arranged on the upper side and the lower side in the box body 1, the upper air conditioner 2 and the lower air conditioner 3 are connected with a refrigerating unit 4, the refrigerating unit 4 works, the temperature in the box body 1 is refrigerated to a preset temperature through the upper air conditioner 2 and the lower air conditioner 3, and then glass 5 to be tempered enters the box body 1.

The working principle of the technical scheme is as follows: the glass toughening furnace heats the glass 5 to a certain temperature, then conveys the glass 5 to a toughening cooling section, so that two sides of the heated glass 5 are rapidly cooled through a medium, a large temperature difference is generated between an inner layer and a surface layer to form a temperature step, the generated stress is relaxed because the glass 5 is still in a viscous flow state, when the temperature gradient of the glass 5 gradually disappears, the original relaxed stress is gradually converted into a permanent stress, and two surfaces of the glass 5 are provided with a layer of uniformly distributed compressive stress layers, so that the mechanical strength and the thermal stability of the glass 5 are improved; in the toughening cooling section of the glass toughening furnace in the prior art, a fan 13 is generally used for conveying normal-temperature air to cool and toughen the heated glass 5, the energy consumption of the fan 13 is generally large, the starting time of the fan 13 is long, and time and resources are consumed; the invention adopts a heat-insulating box body 1, the upper side and the lower side of the box body 1 are provided with air conditioners, the temperature in the box body 1 is cooled to the required preset temperature through the air conditioners, then heated glass 5 is placed in the box body 1, the heated glass 5 is placed between the two air conditioners, and cold air generated by the air conditioners is uniformly conveyed to the two surfaces of the glass 5, so that the glass 5 can be rapidly cooled.

The beneficial effects of the above technical scheme are that: through setting up heat retaining box 1 of taking the air conditioner, make the temperature in the box 1 can reach preset temperature in advance, when glass 5 after the heating gets into in the box 1, because the temperature of glass 5 is great with the difference of the temperature of box 1, through the heat transfer, can cool off glass 5 after the heating to the room temperature rapidly, reach the purpose of tempering, the air conditioner compares with fan 13, its work energy consumption can reduce greatly, and need not start for a long time, when practicing thrift the energy consumption, promote the efficiency of 5 armours of glass.

In one embodiment, air grids 6 are respectively arranged below the upper air conditioner 2 and above the lower air conditioner 3, and the glass 5 enters the box body 1 from between the two air grids 6.

The working principle and the beneficial effects of the technical scheme are as follows: the cold air blown out by the upper air conditioner 2 and the cold air blown out by the lower air conditioner 3 are respectively blown to the surface of the glass 5 through the air grid 6 uniformly, so that the temperature of each part of the surface of the glass 5 can be reduced uniformly in the cooling process, the tempering quality of the glass 5 is improved, and the mechanical performance of the tempered glass 5 is further improved.

In one embodiment, the air grid 6 comprises a plurality of slats 610 arranged at intervals, a plurality of vent holes 611 are arranged on the slats 610, and cold air in the box 1 is blown to the side where the glass 5 is placed through gaps between adjacent slats 610 or the vent holes 611.

The working principle and the beneficial effects of the technical scheme are as follows: the plurality of slats 610 are uniformly arranged, the plurality of vent holes 611 on the slats 610 are also uniformly distributed, and cold air blown by the air cooler is uniformly blown to the surface of the glass 5 through gaps between adjacent slats 610 and the vent holes 611, so that the cooling uniformity of the glass 5 is improved.

In one embodiment, a first temperature sensor is arranged in the box body 1, second temperature sensors are arranged on the surfaces of the two air grids 6, and when the temperature in the box body 1 detected by the first temperature sensor is equal to the temperature on the surfaces of the two air grids 6 detected by the two second temperature sensors, and the detected temperature reaches the preset temperature, the glass 5 to be toughened enters the box body 1.

The working principle of the technical scheme is as follows: because the volume of the box body 1 is large, in the process of manufacturing cold air by the upper air cooler 13 and the lower air cooler 13, the temperature inside the box body 1 is uneven, and because the cold air descends and the hot air ascends, the temperature difference is generated between the upper temperature and the lower temperature inside the box body 1, so that the first temperature sensors can be arranged at the top and the bottom of the box body 1, the second temperature sensors are arranged on the surface of one side, close to the glass 5, of the air grid 6, when the refrigerating unit 4 starts to work, the air conditioner starts to blow into the box body 1, at the moment, the lowest temperature is the position closest to the air conditioner, the cold air is not diffused to the whole box body 1, along with the continuous flow of the air in the box body 1, the temperature inside the whole box body 1 can reach unity, namely, when the temperatures detected by the two first temperature sensors, the two second temperature sensors and the first temperature sensor and the second temperature sensor are the same, and judging whether the temperature reaches the preset temperature or not, if so, keeping the temperature in the box body 1 constant, and directly conveying the heated glass 5 into the box body 1 for tempering.

The beneficial effects of the above technical scheme are that: through setting up first temperature sensor and second temperature sensor for box 1 temperature everywhere reaches uniformly with the temperature of 6 departments of air grid, prevent that glass 5 after the heating from entering into box 1 after, the temperature of 5 upper and lower surface contact of glass differentiates and influences glass 5's tempering effect, further guarantees the quality of 5 preparation processes of glass.

In one embodiment, when the detected temperature reaches a preset temperature, the refrigeration unit 4 is controlled to operate so that the temperature inside the cabinet 1 is kept constant, and the refrigeration unit 4 can maintain the temperature inside the cabinet 1 to be kept constant according to the following equation:

wherein P is the heat quantity consumed in the refrigerating process in the box body 1, mu is the heat conductivity coefficient, S is the heat transfer area of the box body 1, D is the thickness of the box body 1, T₂Preset temperature, T, for temperature sensor detection₁Is the temperature, T, of the environment in which the tank 1 is located₀When the refrigerating unit 4 is not in operation, the initial temperature in the box body 1, T is the temperature in the box body 1 from T₀Change to T₂The time required for the operation of the apparatus,the coefficient is fixed and is determined by the composition and structure of the inside of the box body 1.

The working principle and the beneficial effects of the technical scheme are as follows: p is in the unit of W, μ is in the unit of W/(m. DEG C.), S is in the unit of m²D has the unit m, T₀、T₁、T₂In the above formula, the left side of the equation represents the difference between the amount of heat consumed in the refrigeration process in the tank 1 and the amount of heat absorbed by the tank 1 from the external environment, and the right side of the equation represents the temperature inside the tank 1 from T₀Change to T₂The heat that needs to consume, consequently, according to the law of conservation of energy, can derive above-mentioned equation, the refrigeration work of refrigerating unit 4 can be controlled according to above-mentioned equation, can obtain the working time of controlling refrigerating unit 4 from this, the temperature and the refrigeration efficiency isoparametric of cold wind, realize that the temperature keeps the invariable state in the box 1, the energy that the work of saving refrigerating unit 4 needs to consume adjusts the operating condition of refrigerating unit 4 more intelligently.

In one embodiment, a blowing device 7 is arranged in the vent hole 611, and the blowing device 7 accelerates the cold air in the box body 1 to blow towards the side where the glass 5 is placed.

The working principle and the beneficial effects of the technical scheme are as follows: the air outlet of the air conditioner is also provided with a structure for accelerating the air outlet speed, so that cold air can be quickly blown to the glass 5, and the air blowing device 7 arranged in the vent hole 611 can accelerate the flow of air in the box body 1 before the glass 5 enters the box body 1, so that the temperature of the air in the box body 1 can quickly reach a uniform state; after the glass 5 enters the box 1, the blowing device 7 and the air conditioner can blow high-speed cold air to one side of the glass 5 together, so that the cooling speed of the surface of the glass 5 is increased.

In one embodiment, a mixing device 8 is communicated with the air inlet 710 of the blowing device 7, the mixing device 8 is communicated with a first air extraction part 10 arranged at the top in the box body 1 through a first air inlet 9, and the mixing device 8 is communicated with a second air extraction part 12 arranged at the bottom in the box body 1 through a second air inlet 11.

The working principle and the beneficial effects of the technical scheme are as follows: the mixing devices 8 can be directly connected to the air inlets 710 of the blowing devices 7, that is, the mixing device 8 is disposed at the air inlet 710 of each blowing device 7, the first air inlets 9 of the mixing devices 8 are all in a communicated state, and the second air inlets 11 of the mixing devices 8 are all in a communicated state; only one mixing device 8 can be arranged on one air grid 6, so that the air inlets 710 of a plurality of air blowing devices 7 are communicated, and the air is simultaneously conveyed to the plurality of air blowing devices 7 through the mixing device 8; before the refrigerating unit 4 starts to work and the glass 5 does not enter the box body 1, the temperature at each position in the box body 1 is uneven, the positions of the first air extraction part 10 and the second air extraction part 12 are set according to the principle that hot air rises and cold air falls, the first air extraction part 10 pumps air with higher temperature at the top in the box body 1 into the mixing device 8, the second air extraction part 12 pumps air with lower temperature at the bottom in the box body 1 into the mixing device 8, the air with different temperatures enters the mixing device 8 and then is blown out from the blowing device 7 at an increased speed, so that the vertical convection is generated in the box body 1, the air flow in the box body 1 is accelerated, the upper side and the lower side in the box body 1 are enabled to generate larger air flow through the first air extraction part 10 and the second air extraction part 12, the diffusion of cold air is accelerated in the cold air machine manufacturing process, and the temperature in the box body 1 is enabled to reach a balanced state rapidly, the detection values of the first temperature sensor and the second temperature sensor can be the same in a short time, the efficiency of detecting the temperature in the box body 1 is improved, the working time of the refrigerating unit 4 is further saved, and the temperature in the box body 1 is balanced in a short time; when the heated glass 5 enters the box body 1 for tempering, the operation of the blowing device 7, the mixing device 8 and the air exhaust part can be stopped, the high-speed cold air is provided for the surface of the heated glass 5 only by the air conditioner, or the operation of the blowing device 7, the mixing device 8 and the air exhaust part can be stopped, the high-speed cold air is provided for the surface of the heated glass 5 by the air conditioner, and the cooling efficiency of the glass 5 is further improved.

In one embodiment, the tempering furnace further comprises a control end, wherein the control end is used for receiving temperature values detected by the first temperature sensor and the second temperature sensor and controlling whether the glass 5 to be tempered can enter the box body 1 or not according to a judgment result of the temperature values.

The working principle of the technical scheme is as follows: the control end is used for receiving the temperature value that first temperature sensor and second temperature sensor detected, numerical value also can show equally, make things convenient for people to monitor the inside condition of box 1, for example can learn whether temperature is even and the temperature reaches the condition such as preset temperature in the box 1, come to control refrigerating unit 4 and air exhaust portion, can be to refrigerating unit 4's control, whether need adjust the temperature of cold wind according to room temperature and the temperature in the box 1, open or close for controlling it to air exhaust portion's control, when the condition in the box 1 satisfies the demand of 5 steelings of glass, glass 5 after the heating alright conveying carry out tempering in the box 1.

The beneficial effects of the above technical scheme are that: through the monitoring of control end to the temperature in the box 1, to refrigerating unit 4 and the control of portion of bleeding, all make glass 5's tempering process more intelligent automation to compare in carrying out cooling to glass 5 through fan 13, saved glass tempering furnace's tempering cooling section's energy consumption, the energy saving greatly.

In one embodiment, the blowing device 7 includes a blowing body, a first accelerating cavity 720, a communicating cavity 730 and a second accelerating cavity 740 which are communicated with the air inlet 710 are sequentially arranged in the blowing body, and a nozzle 750 communicated with the second accelerating cavity 740 is arranged at one end of the blowing body, which is far away from the air inlet 710;

the diameter of the first accelerating cavity 720 near one end of the air inlet 710 is larger than that of the other end thereof, a first annular groove 721 is arranged at one end of the first accelerating cavity 720 near the air inlet 710, and a spiral accelerating plate 722 is arranged on the inner side wall of the first accelerating cavity 720;

a plurality of baffles 731 which are obliquely arranged towards one side of the nozzle 750 are arranged on the inner side wall of the communication cavity 730;

the diameter of the end of the second acceleration chamber 740 connected to the nozzle 750 is smaller than the diameter of the end of the second acceleration chamber 740 connected to the communication chamber 730, a second annular groove 741 is formed at the end of the second acceleration chamber 740 close to the communication chamber 730, an acceleration box 742 is fixed in the second acceleration chamber 740, and an opening of the acceleration box 742 faces one side of the communication chamber 730;

the end of the nozzle 750 connected with the second accelerating cavity 740 is provided with a third accelerating cavity 751, the end of the third accelerating cavity 751 far away from the second accelerating cavity 740 is provided with a spout 752, and the diameter of the end of the third accelerating cavity 751 connected with the spout 752 is smaller than that of the end connected with the second accelerating cavity 740.

The working principle of the technical scheme is as follows: the airflow inputted by the mixing device 8 enters from the air inlet 710, and then the airflow is spirally accelerated in the first acceleration cavity 720 along the spiral acceleration plate 722, so that the airflow rapidly enters into the second acceleration cavity 740 through the communication cavity 730, the communication cavity 730 can slow down the rotation of the airflow, the airflow enters into the acceleration box 742 and is secondarily accelerated along the gap between the acceleration box 742 and the side wall of the second acceleration cavity 740, so that the air can be rapidly filled into the second acceleration cavity 740 and enters into the nozzle 750 from the end with the smaller diameter of the second acceleration cavity 740, and the airflow rapidly enters into the third acceleration cavity 751 of the nozzle 750 and is ejected from the nozzle 752 at a high speed; the internal structures of the first accelerating cavity 720, the second accelerating cavity 740 and the third accelerating cavity 751 are all set to shrink along with the flowing direction of the air flow, so that the air flow is rapidly charged into the accelerating cavity and can be discharged from the outlet with the smaller diameter of the accelerating cavity, and the aim of multi-level acceleration is achieved, and the air can be sprayed out in an accelerating manner, when the glass 5 does not enter the box body 1, the high-speed air is discharged, the circulation of the air in the box body 1 can be accelerated, when the glass 5 enters the box body 1, the speed of temperature reduction of the surface of the glass 5 can be increased, the wind speed generated by the fan 13 in the prior art can be achieved, and the energy consumption is far less than that of the fan 13.

The beneficial effects of the above technical scheme are that: through the above-mentioned structural design, if the cold air passing through the blowing device 7 causes the interior of the blowing body to generate condensed water due to the temperature difference, the spiral accelerating plate 722 in the blowing body above is in a downward spiral shape, and the baffle 731 is also inclined downward, so that if the baffle 731 and the accelerating plate 722 generate condensed water, the condensed water will fall into the accelerating box 742 for collection, and a plurality of small pits can be arranged at the bottom of the accelerating box 742 for collecting the condensed water, thereby preventing the condensed water from dropping into the box 1; the lower blowing body and the upper blowing body are symmetrically arranged, if condensed water is generated in the lower blowing body, the condensed water is collected into the first annular groove 721 and the second annular groove 741, the bottom surface of the first annular groove 721 is lower than the end portion of the air inlet 710 close to the first accelerating cavity 720, the bottom surface of the second annular groove 741 is lower than the end portion of the communicating cavity 730 close to the second accelerating cavity 740, and both the condensed water and the condensed water can be prevented from entering the box body 1.

In one embodiment, the mixing device 8 includes a first gas collecting portion 810, a first gas collecting cavity 811 is provided inside the first gas collecting portion 810, the first gas collecting cavity 811 is communicated with the second gas inlet 11, a first cylinder 820 is provided inside the first gas collecting cavity 811, a vent pipe 830 communicated with the first gas collecting portion 810 is provided below the first gas collecting portion 810, a second gas collecting portion 840 is provided outside the vent pipe 830, a second gas collecting cavity 841 is provided inside the second gas collecting portion 840, the second gas collecting cavity 841 is communicated with the first gas inlet 9, a second cylinder 850 is provided inside the second gas collecting portion 840, the second cylinder 850 is sleeved outside the vent pipe 830, a mixing cavity 842 is provided at an end of the second gas collecting portion 840 far from the first gas collecting portion 810, the mixing cavity 842 is communicated with the air inlet 710 of the blowing device 7, an end of the vent pipe 830 far from the first gas collecting portion 810 penetrates through the second cylinder 850 and is located inside the mixing cavity 842, the side surface of the end part of the vent pipe 830 located in the mixing cavity 842 is provided with a plurality of first air outlets 831, the axes of the first air outlets 831 are all arranged in an inclined manner towards the same direction, the inner side wall of the second cylinder 850 contacting with the vent pipe 830 is provided with a second air outlet 851, the second air outlet 851 is spiral, and the second air outlet 851 is communicated with the mixing cavity 842;

the side of the first cylinder 820 is provided with a plurality of first through holes 821, and the side of the second cylinder 850 located in the second gas collecting chamber 841 is provided with a plurality of second through holes 852.

The working principle of the technical scheme is as follows: the gas pumped in by the first pumping part 10 enters the first gas collecting cavity 811 from the second gas inlet 11, the speed of the gas pumped by the pumping part is increased, the gas can be rapidly filled into the first gas collecting cavity 811, and enters the vent pipe 830 through the plurality of first through holes 821 arranged on the first cylinder 820, and then is discharged to the mixing cavity 842 in a rotating manner from the first gas outlet 831 arranged at the end part of the vent pipe 830, the gas pumped in by the second pumping part 12 enters the second gas collecting cavity 841 from the first gas inlet 9, the gas is rapidly filled into the second gas collecting cavity 841, and enters the second gas outlet 851 through the second through holes 852 arranged on the second cylinder 850, and is discharged in a rotating manner from the second gas outlet 851, so that the gas is mixed with the gas discharged in a rotating manner from the first gas outlet 831, the gas discharged from the first gas outlet 831 is the same in the rotating direction as the gas discharged from the second gas outlet 851, and further accelerates the flow of the gas, and the purpose of mixing is achieved, so that the gas with different temperatures at the top and the bottom of the box body 1 can be mixed through the mixing device 8 and accelerated, the gas enters from the air inlet 710 of the blowing device 7 in a rotating manner, further, the gas is accelerated continuously under the action of the spiral accelerating plate 722, the rotating direction of the spiral accelerating plate 722 is the same as the rotating direction of the gas entering the air inlet 710, and the flow rate of the gas is further accelerated.

The beneficial effects of the above technical scheme are that: through the design of the structure, the gas can be accelerated after passing through the first through hole 821 and the second through hole 852, and when the gas is exhausted from the first air outlet 831 and the second air outlet 851, the gas is accelerated again, the aperture of the first air outlet 831 and the aperture of the second air outlet 851 are set to be small, so that the purpose of acceleration can be achieved, and two air with different temperatures can be converged in the mixing cavity 842 and enter the blowing device 7 together; so set up, make the air of 1 top of box and bottom can produce great circulation, and make the temperature of two positions reach the equilibrium as early as possible, through setting up mixing arrangement 8 and blast apparatus 7, when making the air of different temperatures can the flash mixed, can also carry out multistage acceleration, so that final combustion gas speed is accelerated, further improve circulation of air speed, all played profitable effect for the temperature balance in the box 1 and the cooling on glass 5 surface, the efficiency and the quality of glass 5 tempering have been promoted.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.