Filtering type air electric heater

Abstract

The utility model discloses a filtering type air electric heater which comprises a shell and an electric heating plate installed in the shell, a draught fan is arranged on the left side of the shell, the right side of the draught fan is communicated with the shell through an air inlet pipe, a first filter screen is detachably installed on the air inlet pipe, the right side of the shell is communicated with an air outlet pipe, and a second filter screen is detachably installed on the air outlet pipe. And a filter screen II is detachably mounted on the air outlet pipe. Through mutual cooperation of the shell, the electric heating plate, the air inlet pipe, the first filter screen, the air outlet pipe, the second filter screen, a transverse plate, a vertical plate, a first flitch plate, a second flitch plate, a first limiting plate, a first connecting rod, a driving rod, a second connecting rod, a second limiting plate, a transverse rod and a spring, in the using process, firstly, the air heater has the air filtering function, the cleanliness of air can be guaranteed, and the air quality is improved; moreover, the filter screen can be disassembled and assembled manually without any disassembly auxiliary tool, so that the workload of workers is reduced, and the filter screen is convenient to maintain or replace.

Description

Technical Field

[0001] The utility model relates to the technical field of electric air heaters, in particular to a filtering electric air heater. Background Art

[0002] An electric air heater is a device that heats the air by generating heat through an electric heating element. The electric air heater in the prior art is not convenient for removing and replacing the filter. The filter is generally installed using conventional bolts and nuts. The disassembly process requires the use of disassembly auxiliary tools by the staff, and also requires a lot of time and energy from the staff, which greatly increases the workload of the staff. It is not convenient to maintain or replace the filter, and is inconvenient to use. Utility Model Content

[0003] The purpose of the utility model is to provide a filtered air electric heater to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filtered air electric heater, comprising a shell, and an electric heating plate installed inside the shell, a fan is arranged on the left side of the shell, the right side of the fan is connected to the shell through an air inlet pipe, a filter screen 1 is detachably installed on the air inlet pipe, the right side of the shell is connected to an air outlet pipe, and a filter screen 2 is detachably installed on the air outlet pipe.

[0005] Optionally, a horizontal plate is fixedly connected to the left side of the shell, a vertical plate is fixedly connected to the top of the horizontal plate, and the fan is installed on the top of the vertical plate.

[0006] Optionally, a plate 1 is provided at the bottom of the air inlet duct, and the filter 1 is fixedly connected to the top of the plate 1; a plate 2 is provided at the bottom of the air outlet duct, and the filter 2 is fixedly connected to the top of the plate 2.

[0007] Optionally, a limit plate 1 capable of laterally moving is provided at the bottom of the first sticking plate, a connecting rod 1 is fixedly connected to the front and rear sides of the limit plate 1, a driving rod is fixedly connected to the side of the connecting rod 1, a connecting rod 2 is fixedly connected to the right end of the driving rod, the two connecting rods 2 are fixedly connected via a limit plate 2, the top of the limit plate 2 is in contact with the bottom of the second sticking plate, and the top of the limit plate 1 is in contact with the bottom of the first sticking plate.

[0008] Optionally, a cross bar is movably connected to the vertical plate, and the right end of the cross bar is fixedly connected to the left side of the limiting plate 1.

[0009] Optionally, a spring is sleeved on the surface of the cross bar, one end of the spring is fixedly connected to the vertical plate, and the other end of the spring is fixedly connected to the limiting plate.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model, through the mutual cooperation of the shell, the electric heating plate, the air inlet pipe, the filter screen one, the air outlet pipe, the filter screen two, the horizontal plate, the vertical plate, the sticking plate one, the sticking plate two, the limit plate one, the connecting rod one, the driving rod, the connecting rod two, the limit plate two, the horizontal bar and the spring, during the use process, firstly enables the air heater to have the air filtering function to ensure the cleanliness of the air, and the filter screen can be disassembled and assembled manually without using any disassembly auxiliary tools, thereby reducing the workload of the staff and facilitating the maintenance or replacement of the filter screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural cross-sectional view of the front view of the utility model;

[0013] Figure 2 It is a structural cross-sectional view of the top view of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the right view of the air inlet pipe of the utility model.

[0015] In the figure: 1 shell, 2 electric heating plate, 3 fan, 4 air inlet pipe, 5 filter screen 1, 6 air outlet pipe, 7 filter screen 2, 8 horizontal plate, 9 vertical plate, 10 sticking plate 1, 11 sticking plate 2, 12 limit plate 1, 13 connecting rod 1, 14 driving rod, 15 connecting rod 2, 16 limit plate 2, 17 horizontal rod, 18 spring, 19 electric heating rod, 20 pull plate. DETAILED DESCRIPTION

[0016] 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.

[0017] See also Figure 1-3 A filtering air electric heater comprises a shell 1 and an electric heating plate 2 installed inside the shell 1. A fan 3 is arranged on the left side of the shell 1. The right side of the fan 3 is connected to the shell 1 through an air inlet pipe 4. A filter screen 5 is detachably installed on the air inlet pipe 4. The right side of the shell 1 is connected to an air outlet pipe 6. A filter screen 7 is detachably installed on the air outlet pipe 6. An electric heating rod 19 is fixedly connected to the electric heating plate 2. The setting of the electric heating rod 19 can accelerate the heating of the air. The cross section of the right side of the air inlet pipe 4 is the same as the cross section of the right side of the air outlet pipe 6.

[0018] See also Figure 1-3A horizontal plate 8 is fixedly connected to the left side of the housing 1 , a vertical plate 9 is fixedly connected to the top of the horizontal plate 8 , and the fan 3 is installed on the top of the vertical plate 9 .

[0019] See also Figure 1-3 A plate 10 is provided at the bottom of the air inlet pipe 4, and a filter 5 is fixedly connected to the top of the plate 10. A plate 2 11 is provided at the bottom of the air outlet pipe 6, and a filter 2 7 is fixedly connected to the top of the plate 2 11.

[0020] See also Figure 1-3 A limit plate 12 capable of transverse movement is provided at the bottom of the pasting plate 10, and a connecting rod 13 is fixedly connected to the front and rear sides of the limit plate 12, and a driving rod 14 is fixedly connected to the side of the connecting rod 13, and a connecting rod 2 15 is fixedly connected to the right end of the driving rod 14. The two connecting rods 2 15 are fixedly connected by a limit plate 2 16, and the top of the limit plate 2 16 contacts the bottom of the pasting plate 2 11, and the top of the limit plate 12 contacts the bottom of the pasting plate 10.

[0021] See also Figure 1-3 A cross bar 17 is movably connected to the vertical plate 9, the right end of the cross bar 17 is fixedly connected to the left side of the limit plate 12, and a pull plate 20 is fixedly connected to the left end of the cross bar 17. The pull plate 20 is provided to facilitate the staff to manually pull the cross bar 17.

[0022] See also Figure 1-3 A spring 18 is sleeved on the surface of the cross bar 17 , one end of the spring 18 is fixedly connected to the vertical plate 9 , and the other end of the spring 18 is fixedly connected to the limit plate 12 .

[0023] When in use, the fan 3 can be operated to introduce air into the housing 1 through the air inlet pipe 4, and the electric heating plate 2 and the electric heating rod 19 can work to quickly heat up the gas. After that, the gas will be discharged from the housing 1 through the air outlet pipe 6. The filter screen 1 5 and the filter screen 2 7 can filter and purify the gas. When the filter screen 1 5 and the filter screen 2 7 need to be removed, the cross bar 17 is pulled by the pull plate 20, and the cross bar 17 will drive the limit plate 12 to move, the spring 18 will be compressed, and the limit plate 12 will pass Connecting rod 13 and driving rod 14 drive connecting rod 2 15 to move, connecting rod 2 15 will drive limiting plate 2 16 to move, limiting plate 12 will be misaligned with plate 10, limiting plate 2 16 will be misaligned with plate 2 11, so that plate 10 and plate 2 11 will fall due to gravity, plate 10 will drive filter 1 5 to detach from air inlet pipe 4, plate 2 11 will drive filter 2 7 to detach from air outlet pipe 6, so that filter 1 5 and filter 2 7 can be disassembled.

[0024] Although the 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 filtered air electric heater, comprising a housing (1), and an electric heating plate (2) installed inside the housing (1), characterized in that: A fan (3) is arranged on the left side of the housing (1); the right side of the fan (3) is connected to the housing (1) via an air inlet pipe (4); a filter screen 1 (5) is detachably mounted on the air inlet pipe (4); the right side of the housing (1) is connected to an air outlet pipe (6); a filter screen 2 (7) is detachably mounted on the air outlet pipe (6).

2. A filtered air electric heater according to claim 1, characterized in that: A horizontal plate (8) is fixedly connected to the left side of the housing (1), a vertical plate (9) is fixedly connected to the top of the horizontal plate (8), and the fan (3) is installed on the top of the vertical plate (9).

3. A filtered air electric heater according to claim 2, characterized in that: A first plate (10) is provided at the bottom of the air inlet pipe (4), and the first filter (5) is fixedly connected to the top of the first plate (10). A second plate (11) is provided at the bottom of the air outlet pipe (6), and the second filter (7) is fixedly connected to the top of the second plate (11).

4. A filtered air electric heater according to claim 3, characterized in that: A limit plate 1 (12) capable of transverse movement is provided at the bottom of the first plate (10), and a connecting rod 1 (13) is fixedly connected to the front and rear sides of the limit plate 1 (12), and a driving rod (14) is fixedly connected to the side of the connecting rod 1 (13), and a connecting rod 2 (15) is fixedly connected to the right end of the driving rod (14), and the two connecting rods 2 (15) are fixedly connected via a limit plate 2 (16), and the top of the limit plate 2 (16) contacts the bottom of the second plate (11), and the top of the limit plate 1 (12) contacts the bottom of the first plate (10).

5. A filtered air electric heater according to claim 4, characterized in that: A cross bar (17) is movably connected to the vertical plate (9), and the right end of the cross bar (17) is fixedly connected to the left side of the first limiting plate (12).

6. A filtered air electric heater according to claim 5, characterized in that: A spring (18) is sleeved on the surface of the cross bar (17), one end of the spring (18) is fixedly connected to the vertical plate (9), and the other end of the spring (18) is fixedly connected to the limiting plate (12).

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