Three-temperature hot air curtain

Abstract

The utility model discloses a three-temperature hot air curtain which comprises a hot air curtain body, a first air outlet and a second air outlet are formed in the outer side of the hot air curtain body respectively, a fan is fixedly connected to the interior of the hot air curtain body, the output end of the fan is fixedly connected with an air channel, and a back plate is arranged on one side of the hot air curtain body. Connecting seats are arranged at the upper end and the lower end of one side of the back plate, and by means of sliding connection between the connecting seats and the mounting grooves, after mounting is in place, two moving seats and positioning blocks move upwards under threaded rotation of screws by rotating knobs arranged at the bottoms of the mounting seats; and when the hot air curtain body needs to be disassembled, the hot air curtain body can be pulled out only by reversely rotating the rotary knob to enable the positioning block to be separated from the interior of the positioning groove, and then the effect of facilitating maintenance can be achieved through the arranged disassembling and assembling mechanism.

Description

Technical Field

[0001] The utility model belongs to the technical field of hot air curtain equipment, and in particular relates to a three-temperature hot air curtain. Background Art

[0002] The hot air curtain is an air conditioning device used in commercial and industrial places. Its main function is to form a high-temperature airflow barrier by generating high-speed hot air, thereby preventing direct exchange of indoor and outdoor air, and playing the role of heat insulation, heat preservation and dust prevention. This device is usually installed at the door or passage to save energy and maintain the comfort of the indoor environment.

[0003] At present, in the process of using hot air curtain machines, the air curtain machines are usually installed at the entrances and exits of commercial places. However, the common installation method is to install the hot air curtain machines by bolts. This installation method will easily lead to difficulty in disassembly and maintenance, thus causing certain inconveniences. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a three-temperature hot air curtain to solve the problem raised in the above background technology that during the use of the hot air curtain machine, the air curtain machine is usually installed at the entrance and exit of the commercial place. However, the common installation method is to install the hot air curtain machine by bolts. This installation method is easy to cause difficulty in disassembly and maintenance, thereby causing certain inconveniences.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a three-temperature hot air curtain, comprising a hot air curtain body, a first air outlet and a second air outlet are respectively provided on the outer side of the hot air curtain body, a fan is fixedly connected to the inside of the hot air curtain body, and the output end of the fan is fixedly connected to the air duct, a back plate is provided on one side of the hot air curtain body, connecting seats are provided at the upper and lower ends of one side of the back plate, a mounting seat is provided on one side of the back plate, a mounting groove is provided on the mounting seat corresponding to one end of the connecting seat, a positioning groove is provided on the bottom of the connecting seat, a screw is rotatably connected to the inside of the mounting seat, a knob is fixedly connected to the bottom of the screw, a movable seat is threadedly connected to the outside of the screw corresponding to the bottom of the connecting seat, and a positioning block is fixedly connected to the top of the movable seat.

[0006] Preferably, each of the second air outlets is connected to a wind direction vane.

[0007] Preferably, one end of the air duct is fixedly connected with a positioning shaft, and the air duct and the positioning shaft are rotatably connected to the hot air curtain body via a rotating seat.

[0008] Preferably, a temperature sensor, a temperature difference sensor, a solid-state relay and a heating element are respectively fixedly connected inside the hot air curtain body, and the temperature sensor, the temperature difference sensor, the solid-state relay and the heating element are all electrically connected.

[0009] Preferably, the back plate is fixedly connected to the hot air curtain body by bolts, and the connecting seat is fixedly connected to the back plate by bolts.

[0010] Preferably, an ear plate is symmetrically fixedly connected to one side of the mounting seat.

[0011] Preferably, the connecting seat is matched with the mounting groove and is slidably connected.

[0012] Preferably, the positioning block is matched with the positioning groove and is snap-fitted.

[0013] Compared with the prior art, the utility model provides a three-temperature hot air curtain, which has the following beneficial effects:

[0014] 1. The utility model forms a disassembly and assembly mechanism by arranging a hot air curtain body, a back plate, a connecting seat, a mounting seat, a mounting groove, a positioning groove, a screw, a knob, a movable seat and a positioning block. When in use, the connecting seat is fixed to the inside of the hot air curtain body by bolts, and then the mounting seat is fixed above the entrance and exit of the commercial place. Then, the sliding connection between the connecting seat and the mounting groove is utilized, so that the hot air curtain body can be quickly installed on one side of the mounting seat. After being installed in place, the two movable seats and the positioning block are moved upward by rotating the knob provided at the bottom of the mounting seat under the thread rotation of the screw, so that the positioning block is engaged with the positioning groove provided at the bottom of the connecting seat for positioning, so as to realize the rapid installation of the hot air curtain body. When disassembly is required, it is only necessary to rotate the knob in the opposite direction so that the positioning block is separated from the inside of the positioning groove, and then the hot air curtain body can be pulled out, and then the disassembly and assembly mechanism provided can achieve the effect of facilitating maintenance.

[0015] 2. The utility model is provided with a temperature sensor, a temperature difference sensor, a solid-state relay, a heating element, a fan and an air duct. When in use, the temperature sensor is used to monitor the current hot air temperature and send the temperature data to the control system for adjustment. The temperature difference sensor is used to monitor the temperature difference between indoor and outdoor to help determine the temperature that the hot air curtain should provide. The solid-state relay is used to control the opening and closing of the heating element to achieve different temperature settings. The fan and air duct are used to blow the hot air evenly to the working area of ​​the hot air curtain.

[0016] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 This is a schematic diagram of the axial structure of one side of a three-temperature hot air curtain proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the axial structure of the other side of a three-temperature hot air curtain proposed by the utility model;

[0020] Figure 3 This is a side view structural schematic diagram of a three-temperature hot air curtain proposed by the utility model;

[0021] Figure 4 This is a schematic diagram of the wind direction blade structure of a three-temperature hot air curtain proposed by the utility model;

[0022] Figure 5 This is a schematic diagram of the positioning slot structure of a three-temperature hot air curtain proposed by the utility model;

[0023] Figure 6 This is a schematic diagram of the internal structure of a three-temperature hot air curtain proposed by the utility model;

[0024] Figure 7 This is a schematic cross-sectional structure diagram of a mounting base of a three-temperature hot air curtain proposed by the utility model;

[0025] In the figure: hot air curtain body 1, first air outlet 2, second air outlet 3, wind direction blade 4, fan 5, air duct 6, positioning shaft 7, rotating seat 8, temperature sensor 9, temperature difference sensor 10, solid-state relay 11, heating element 12, back plate 13, connecting seat 14, mounting seat 15, ear plate 16, mounting groove 17, positioning groove 18, screw 19, knob 20, moving seat 21, positioning block 22. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-7The utility model provides a technical solution: a three-temperature hot air curtain, comprising a hot air curtain body 1, a first air outlet 2 and a second air outlet 3 are respectively opened on the outer side of the hot air curtain body 1, a fan 5 is fixedly connected inside the hot air curtain body 1, and an output end of the fan 5 is fixedly connected to an air duct 6, a back plate 13 is arranged on one side of the hot air curtain body 1, and a connecting seat 14 is arranged on the upper and lower ends of one side of the back plate 13, and a mounting seat 15 is arranged on one side of the back plate 13, and a mounting groove 17 is opened inside the mounting seat 15 corresponding to one end of the connecting seat 14, and a positioning groove 18 is opened at the bottom of the connecting seat 14, and a screw rod 19 is rotatably connected inside the mounting seat 15, and a knob 20 is fixedly connected to the bottom of the screw 19, and the outer side of the screw 19 corresponds to the connecting seat 1 4 is threadedly connected to a movable seat 21 at the bottom, and a positioning block 22 is fixedly connected to the top of the movable seat 21. The connecting seat 14 is fixed to the inside of the hot air curtain body 1 by bolts, and then the mounting seat 15 is fixed above the entrance and exit of the commercial place. Then, the sliding connection between the connecting seat 14 and the mounting groove 17 is utilized to enable the hot air curtain body 1 to be quickly installed on one side of the mounting seat 15. When installed in place, by rotating the knob 20 provided at the bottom of the mounting seat 15, the two movable seats 21 and the positioning block 22 are moved upward under the threaded rotation of the screw 19, and then the positioning block 22 is engaged with the positioning groove 18 provided at the bottom of the connecting seat 14 for positioning, so as to realize the rapid installation of the hot air curtain body 1.

[0028] In the utility model, preferably, each of the second air outlets 3 is connected with a wind direction blade 4 .

[0029] In the present invention, preferably, one end of the air duct 6 is fixedly connected with a positioning shaft 7 , and the air duct 6 and the positioning shaft 7 are rotatably connected to the hot air curtain body 1 through a rotating seat 8 .

[0030] In the utility model, preferably, a temperature sensor 9, a temperature difference sensor 10, a solid-state relay 11 and a heating element 12 are fixedly connected inside the hot air curtain body 1, and the temperature sensor 9, the temperature difference sensor 10, the solid-state relay 11 and the heating element 12 are electrically connected.

[0031] In the present invention, preferably, the back plate 13 is fixedly connected to the hot air curtain body 1 by bolts, and the connecting seat 14 is fixedly connected to the back plate 13 by bolts.

[0032] In the present invention, preferably, one side of the mounting seat 15 is symmetrically fixedly connected with an ear plate 16 .

[0033] In the present invention, preferably, the connecting seat 14 is matched with the mounting groove 17 and is slidably connected.

[0034] In the present invention, preferably, the positioning block 22 is matched with the positioning groove 18 and is snap-fitted.

[0035] The working principle and use process of the utility model are as follows: when in use, the connecting seat 14 is fixed to the inside of the hot air curtain body 1 by bolts, and then the mounting seat 15 is fixed above the entrance and exit of the commercial place, and then the sliding connection between the connecting seat 14 and the mounting groove 17 is used to quickly install the hot air curtain body 1 on one side of the mounting seat 15. When it is installed in place, the two moving seats 21 and the positioning block 22 are moved upward by rotating the knob 20 provided at the bottom of the mounting seat 15 under the threaded rotation of the screw 19, so that the positioning block 22 is engaged with the positioning groove 18 provided at the bottom of the connecting seat 14 for positioning, so as to realize the quick installation of the hot air curtain body 1. When it is needed To disassemble, just rotate the knob 20 in the opposite direction so that the positioning block 22 is disengaged from the positioning groove 18, and the hot air curtain body 1 can be pulled out, and the disassembly and assembly mechanism can facilitate maintenance. When in use, the temperature sensor 9 is used to monitor the current hot air temperature and send the temperature data to the control system for adjustment. The temperature difference sensor 10 is used to monitor the temperature difference between indoor and outdoor to help determine the temperature that the hot air curtain should provide. The solid-state relay 11 is used to control the opening and closing of the heating element to achieve different temperature settings. The fan 5 and the air duct 6 are used to blow the hot air evenly to the working area of ​​the hot air curtain.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A three-temperature hot air curtain, comprising a hot air curtain body (1), characterized in that: The hot air curtain body (1) is provided with a first air outlet (2) and a second air outlet (3) on the outside, respectively; a fan (5) is fixedly connected inside the hot air curtain body (1); an output end of the fan (5) is fixedly connected to an air duct (6); a back plate (13) is provided on one side of the hot air curtain body (1); connecting seats (14) are provided at both upper and lower ends of one side of the back plate (13); a mounting seat (15) is provided on one side of the back plate (13); a mounting groove (17) is provided inside the mounting seat (15) at one end corresponding to the connecting seat (14); a positioning groove (18) is provided at the bottom of the connecting seat (14); a screw rod (19) is rotatably connected inside the mounting seat (15); a knob (20) is fixedly connected at the bottom of the screw rod (19); a movable seat (21) is threadedly connected on the outside of the screw rod (19) corresponding to the bottom of the connecting seat (14); a positioning block (22) is fixedly connected at the top of the movable seat (21).

2. A three-temperature hot air curtain according to claim 1, characterized in that: The second air outlets (3) are each connected to a wind direction vane (4) inside.

3. A three-temperature hot air curtain according to claim 1, characterized in that: One end of the air duct (6) is fixedly connected to a positioning shaft (7), and the air duct (6) and the positioning shaft (7) are rotatably connected to the hot air curtain body (1) via a rotating seat (8).

4. The three-temperature hot air curtain according to claim 1, characterized in that: A temperature sensor (9), a temperature difference sensor (10), a solid-state relay (11) and a heating element (12) are fixedly connected inside the hot air curtain body (1), and the temperature sensor (9), the temperature difference sensor (10), the solid-state relay (11) and the heating element (12) are all electrically connected.

5. The three-temperature hot air curtain according to claim 1, characterized in that: The back plate (13) is fixedly connected to the hot air curtain body (1) via bolts, and the connection seat (14) is fixedly connected to the back plate (13) via bolts.

6. The three-temperature hot air curtain according to claim 1, characterized in that: One side of the mounting seat (15) is symmetrically fixedly connected with an ear plate (16).

7. The three-temperature hot air curtain according to claim 1, characterized in that: The connecting seat (14) is matched with the mounting groove (17) and is slidably connected.

8. The three-temperature hot air curtain according to claim 1, characterized in that: The positioning block (22) is matched with the positioning groove (18) and is snap-fitted.

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