Electric heater with electric leakage detection function

Abstract

An electric heater with an electric leakage detection function is characterized in that the electric heater comprises an electric heater body and a handle, and the electric heater body comprises a shell, a heating cavity with a front opening, an electric heating body, a fan, a main control board, a power line, a gear switch and an electric leakage detection coil; the shell is provided with an air inlet and a hot air outlet; indoor air is blown out from the hot air outlet through the air inlet, the fan and the heating cavity; the handle comprises a handle body with a lower opening and fixing foot plates located at the two ends, the electric leakage detection coil is arranged on the power wire between the main control board and the electric heating body, and the fixing foot plates are fixed to the top plate of the shell. The electric heater main body is through front and back, has the characteristic of fast temperature rise, and is automatically powered off when electric leakage occurs, so that the safety is improved.

Description

Technical Field

[0001] The utility model relates to an electric heater. Background Art

[0002] In the current prior art, Chinese Patent No. 201620283586.1 discloses a workshop electric heater, which includes a mounting plate, a connecting rod, an electric heater main body, a heat dissipation port, an indicator light, a power switch, a temperature adjustment key, a motor, a control circuit, a reflector, an electric heating tube, a porcelain clip and a protective strip. The lower side of the mounting plate is provided with a connecting rod, the lower side of the connecting rod is provided with the electric heater main body, the front side of the electric heater main body is provided with a heat dissipation port, the right side of the electric heater main body is provided with an indicator light, the lower side of the indicator light is provided with a power switch, the front side of the power switch is provided with a temperature adjustment key, the left side of the temperature adjustment key is provided with a motor, the upper side of the motor is provided with a control circuit, and the front side of the motor is provided with a reflector. Electric heating tubes are arranged in parallel in front of the reflector. The problems are: slow heating up and failure to achieve leakage protection. Summary of the Utility Model

[0003] The purpose of the utility model is to provide an electric heater with leakage detection, which has the characteristics of fast heating up and leakage protection.

[0004] The utility model is realized as follows: An electric heater with leakage detection, which is characterized in that: it includes an electric heater main body and a handle.

[0005] The electric heater main body includes a housing, a heat generation cavity with a front opening, an electric heating element, a fan, a main control board, a power cord, a gear switch and a leakage detection coil; the housing is provided with an air inlet and a hot air outlet; indoor air is blown out from the hot air outlet through the air inlet, the fan and the heat generation cavity.

[0006] The handle includes a handle main body with a lower opening and fixed foot plates at both ends.

[0007] The leakage detection coil is arranged on the power supply wire between the main control board and the electric heating element, and the fixed foot plates are fixed to the top plate of the housing.

[0008] The electric heater with leakage detection is characterized in that: an angular handle is arranged at the suspended end of the fixed foot plate.

[0009] The electric heater with leakage detection is characterized in that: it further includes a self-resetting thermostat, and the self-resetting thermostat is arranged on the heat generation cavity.

[0010] The electric heater with leakage detection is characterized in that: the electric heating element is in a tower spring shape.

[0011] The described electric heater with leakage detection is characterized in that: it further includes a seat frame, and the seat frame includes a right-angled main body and a brace plate. The right-angled main body includes a horizontal fixing plate, a vertical plate, and a hook, and the brace plate is fixed to the horizontal fixing plate and the vertical plate;

[0012] The handle main body is fixed to the hook with screws and is detachable.

[0013] The described electric heater with leakage detection is characterized in that: the housing includes a housing main body and a base,

[0014] The housing main body has a lower opening, a front opening, and a rear opening, including a front flanging provided at the front opening and a rear flanging provided at the rear opening,

[0015] The base includes a bottom plate, a front angular seat plate, a rear angular seat plate, and side plates;

[0016] The heating cavity includes a front seat plate, a circular cavity, and a rear seat plate;

[0017] The base is embedded in the housing main body, the front flanging is fixed to the front angular seat plate, the rear flanging is fixed to the rear angular seat plate, and the side plates are fixed to the side plates of the housing main body; the front seat plate and the rear seat plate are fixed to the bottom plate of the base; the blower is fixed to the rear seat plate through a bracket.

[0018] The electric heater with leakage detection of the present utility model has a through front and rear of the electric heater main body and has the characteristic of fast heating up. When leakage occurs, the power is automatically cut off, improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a cross-sectional view of the present utility model.

[0020] Figure 2 is a three-dimensional cross-sectional view of the present utility model.

[0021] Figure 3 is a three-dimensional view of the present utility model.

[0022] Figure 4 is one of the three-dimensional exploded views of the present utility model.

[0023] Figure 5 is the second three-dimensional exploded view of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation of the present utility model.

[0025] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "linkage" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0026] As Figure 1 , Figure 2 , Figure 3 shown in

[0027] an electric heater with leakage detection includes an electric heater main body 1, a seat frame 2, and a handle 3. The electric heater main body 1 includes a housing 4, a front-opening heating cavity 5, an electric heating element 6, a blower 7, a main control board 8, a power cord, a gear switch 9, and a leakage detection coil 10. The housing 4 is provided with an air inlet and a hot air outlet. Indoor air is blown out from the hot air outlet through the air inlet, the blower 7, and the heating cavity 5, which improves the heating speed of indoor air and has the characteristic of fast temperature rise.

[0028] The seat frame 2 includes a right-angled main body 21 and a brace plate 22. The right-angled main body 21 includes a horizontal fixing plate 211, a vertical plate 212, and a hook 213. The brace plate 22 is fixed to the horizontal fixing plate 211 and the vertical plate 212. The horizontal fixing plate 211 is used to be fixed to the ceiling.

[0029] The handle 3 includes a handle main body 31 with a lower opening and fixed foot plates 32 located at both ends.

[0030] The leakage detection coil 10 is arranged on the power supply wire between the main control board 8 and the electric heating element 6. The leakage detection coil 10 is connected to the main control board 8. The fixed foot plates 32 are fixed to the top plate of the housing 4. The handle main body 31 and the hook 213 are fixed with screws and are detachably matched. The leakage detection coil 10 transmits a signal to the main control board, and the main control board cuts off the power supply of the electric heating element 6, which improves the safety performance.

[0031] During operation, the blower rotates, the electric heating element 6 works, indoor air enters from the rear opening of the electric heater main body, the blower sends the air into the heating cavity 5, and then returns to the room through the hot air outlet, and the indoor air circulates quickly, with a fast temperature rise.

[0032] In the case of not setting the seat frame 2, as a tabletop electric heater, it is placed on the ground or on a table. In the case of setting the seat frame, it is used as a hanging electric heater.

[0033] The electric heating element 6 is in a tower spring shape.

[0034] As a further improvement of the present utility model: an angular handle 33 is provided at the suspended end of the fixed foot plate 32.

[0035] As a further improvement of the present utility model: it further includes a self - resetting thermostat 11, and the self - resetting thermostat 11 is arranged on the heating cavity 5. When the temperature of the heating cavity 5 exceeds the set temperature, the self - resetting thermostat 11 disconnects, and the electric heating element stops heating, improving the safety performance.

[0036] As a further improvement of the present utility model: the housing 4 includes a housing main body 41 and a base 42.

[0037] The housing main body 41 has a lower opening, a front opening and a rear opening, and includes a front flanging 411 provided at the front opening and a rear flanging 412 provided at the rear opening.

[0038] The base 42 includes a bottom plate, a front angular seat plate 421, a rear angular seat plate 422 and a side plate 423.

[0039] The heating cavity 5 includes a front seat plate 51, a circular cavity 52 and a rear seat plate 53; the electric heating element 6 is arranged in the circular cavity.

[0040] The base 42 is embedded in the housing main body 41, the front flanging 411 is fixed to the front angular seat plate 421, the rear flanging 412 is fixed to the rear angular seat plate 422, and the side plate 423 is fixed to the side plate of the housing main body 41; the front seat plate 51 and the rear seat plate 53 are fixed to the bottom plate of the base 42; the blower 7 is fixed to the rear seat plate 53 through a bracket.

[0041] The main control board 8 is arranged at the rear of the base 42, and the gear switch 9 is arranged on the vertical plate of the rear angular seat plate 422.

[0042] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that: various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and purposes of the present utility model, and the scope of the present utility model is defined by the claims and their equivalents.

Claims

1. An electric heater with leakage detection is characterized in that: It includes an electric heater main body and a handle. The electric heater main body includes a housing, a heating chamber with a front opening, an electric heating element, a blower, a main control board, a power cord, a gear switch, and a leakage detection coil; the housing is provided with an air inlet and a hot air outlet; indoor air is blown out from the hot air outlet through the air inlet, the blower, and the heating chamber. The handle includes a handle main body with a lower opening and fixed foot plates located at both ends. The leakage detection coil is arranged on the power supply wire between the main control board and the electric heating element, and the fixed foot plates are fixed to the top plate of the housing.

2. The electric heater with leakage detection according to claim 1, wherein: The suspended end of the fixed foot plate is provided with an angular handle.

3. The electric heater with leakage detection according to claim 1, wherein: It further includes a self - resetting thermostat, and the self - resetting thermostat is arranged on the heating chamber.

4. The electric heater with leakage detection according to claim 1, wherein: The electric heating element is in the shape of a tower spring.

5. The electric heater with leakage detection according to claim 1, characterized in that: It further includes a seat frame, and the seat frame includes a right - angled main body and a brace plate. The right - angled main body includes a horizontal fixing plate, a vertical plate, and a hook, and the brace plate is fixed to the horizontal fixing plate and the vertical plate. The handle main body and the hook are fixed with screws and are detachable.

6. An electric heater with leakage detection according to claim 1, 2, 3, 4 or 5, characterized in that: The housing includes a housing main body and a base. The housing main body has a lower opening, a front opening, and a rear opening, including a front flanging provided at the front opening and a rear flanging provided at the rear opening. The base includes a bottom plate, a front angular seat plate, a rear angular seat plate, and side plates. The heating chamber includes a front seat plate, a circular cavity, and a rear seat plate. The base is embedded in the housing main body, the front flanging is fixed to the front angular seat plate, the rear flanging is fixed to the rear angular seat plate, and the side plates are fixed to the side plates of the housing main body; the front seat plate and the rear seat plate are fixed to the bottom plate of the base; the blower is fixed to the rear seat plate through a bracket.

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