CN211610300U

CN211610300U - Electric heater

Info

Publication number: CN211610300U
Application number: CN201922309210.XU
Authority: CN
Inventors: 成亮
Original assignee: Chengdu Rainbow Appliance Group Shares Co ltd
Current assignee: Chengdu Rainbow Appliance Group Shares Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-02
Anticipated expiration: 2029-12-20

Abstract

The embodiment of the utility model discloses an electric heater, which comprises a shell, wherein a heating core assembly, a temperature controller and an indicating lamp socket are arranged in the shell, the heating core assembly is connected with the temperature controller, and the heating core assembly and the temperature controller are respectively connected with the indicating lamp socket; the indicating lamp socket comprises a socket body and a contact pin, and the contact pin is riveted on the indicating lamp socket; thus, the indicating lamp is arranged on the indicating lamp socket, and the indicating lamp is provided with electric insulation performance through the body of the indicating lamp socket, so that only one open hole is formed in the shell of the electric warmer, and the problems that the electric warmer is provided with more structural parts and complicated working procedures, and the product cost is high are avoided; meanwhile, the contact pin is connected with the socket in a riveting mode, so that a large amount of flying leather generated when the contact pin is used as an insert and connected with the socket in an injection molding mode is avoided, and the production efficiency of the socket is improved.

Description

Electric heater

Technical Field

The utility model relates to an articles for daily use especially relates to an electric heater.

Background

Along with the improvement of living standard of people, the electric warmer becomes a necessary household appliance for families, can warm, and can also be used for physical therapy and hot compress. At present, an indicator lamp and a socket on a common electric heater are separately arranged on a shell, so that when the common electric heater is processed, two openings are generally formed in the shell of the electric heater, one is used for installing the socket, and the other is used for installing the indicator lamp and a lampshade, wherein the indicator lamp needs to be sleeved with a glass fiber tube and a heat shrink tube to enhance the electric insulation performance, and the indicator lamp is fixed in the lampshade by a lamp clamp, but the structure has many parts and complex processes, so that the product cost is high; the contact pin in the socket on the existing electric heater is generally formed by stamping a copper strip, is molded into a mould together with the socket as an insert, and is tapped at the terminal of the contact pin, and an inner connecting wire is connected to the contact pin by a screw. The contact pin is not round in roundness due to the fact that the contact pin is formed through stamping, a large amount of flying leather is generated during injection molding, and a flying leather cleaning process is added.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an embodiment of the utility model provides an electric heater, which can form an indicator lamp socket by arranging an indicator lamp on the socket, and electrically insulate the indicator lamp through the socket, so that only one open hole is formed on a shell of the electric heater, thereby avoiding that the electric heater has more structural parts, complicated working procedures and high product cost; meanwhile, through the riveting form of the contact pin and the socket, a large amount of flying leather generated when the contact pin and the socket are connected in an injection molding mode is avoided.

In order to achieve the above purpose, the embodiment of the present invention provides a technical solution that:

the embodiment of the utility model provides an electric heater, which comprises a shell, wherein a heating core assembly, a temperature controller and an indicating lamp socket are arranged in the shell, the heating core assembly is connected with the temperature controller, and the heating core assembly and the temperature controller are respectively connected with the indicating lamp socket; the indicating lamp socket comprises a socket body and a contact pin, and the contact pin is riveted on the indicating lamp socket.

The embodiment of the utility model provides an in, the contact pin includes syringe needle and lug, set up first step and second step on the syringe needle, wherein, first step with joint between the second step socket ontology with the base of lug.

The embodiment of the utility model provides an in, set up the pilot lamp jack on the socket ontology, set up the pilot lamp in the pilot lamp jack, wherein, the bottom opening part of pilot lamp jack sets up the gusset, the top opening part of pilot lamp jack sets up the lamp shade.

The embodiment of the utility model provides an in, the temperature controller comprises the first temperature controller and the second temperature controller of establishing ties each other, first temperature controller with the second temperature controller is all installed on the temperature controller clamp plate, just first temperature controller with the second temperature controller all through the heat-conducting plate with heating core subassembly heat conduction is connected.

The embodiment of the utility model provides an in, the heating core subassembly includes first heat storage piece, second heat storage piece and heating core piece, the heating core piece with the one end of heat-conducting plate all sets up first heat storage piece with between the second heat storage piece, the heat-conducting plate the other end with the response face of temperature controller meets.

The embodiment of the utility model provides an in, the temperature controller passes through the setting of temperature controller clamp plate on the heat-conducting plate, just the response face of temperature controller with set up flexible heat-conducting layer between the heat-conducting plate.

In the embodiment of the utility model, still set up the heat preservation cotton in the casing.

In an embodiment of the present invention, the housing includes a first housing and a second housing, and a fixing hoop is disposed at a joint of the first housing and the second housing.

The embodiment of the utility model provides an in, set up the apron on the pilot lamp socket, apron swing joint be in on the socket of pilot lamp socket, the apron surface sets up the insulating layer.

The embodiment of the utility model provides an electric heater, which comprises a shell, wherein a heating core assembly, a temperature controller and an indicating lamp socket are arranged in the shell, the heating core assembly is connected with the temperature controller, and the heating core assembly and the temperature controller are respectively connected with the indicating lamp socket; the indicating lamp socket comprises a socket body and a contact pin, and the contact pin is riveted on the indicating lamp socket; in this way, the indicating lamp socket is used for being connected with an external power supply and providing electric energy for the heating core assembly and the indicating lamp socket, the heating core assembly is used for heating, so that the heating function of the electric warmer is realized, and the temperature controller is used for controlling the temperature of the heating core assembly and avoiding the user from being scalded due to overhigh temperature; the indicating lamp socket is provided with the indicating lamp, and the indicating lamp is provided with electric insulation performance through the body of the indicating lamp socket, so that only one open hole is formed in the shell of the electric warmer, and the problems that the electric warmer is provided with more structural parts, the process is complex and the product cost is high are avoided; meanwhile, the contact pin is connected with the socket in a riveting mode, so that a large amount of flying leather generated when the contact pin is used as an insert and connected with the socket in an injection molding mode is avoided, and the production efficiency of the socket is improved.

Drawings

Fig. 1 is a cross-sectional view in a vertical plane of an electric heater provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of an electric heater provided by an embodiment of the present invention in a horizontal plane;

fig. 3 is a schematic structural view of an indicator light socket according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a temperature controller according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a temperature controller pressing plate according to an embodiment of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The embodiment of the utility model provides an electric heater, as shown in fig. 1, 2, 3, 4 and 5, comprising a shell, wherein a heating core assembly, a temperature controller 3 and an indicator lamp socket 4 are arranged in the shell, the heating core assembly is connected with the temperature controller 3, and the heating core assembly and the temperature controller 3 are respectively connected with the indicator lamp socket 4; the indicator light socket 4 comprises a socket body 41 and a contact pin, and the contact pin is riveted on the indicator light socket 4.

Here, the electric heater may be an electric hand warmer for warming hands.

Hand warmer includes the casing, the material of casing can be the stereoplasm casing. Specifically, as shown in fig. 1, the housing includes the first housing 11 and the second housing 12, and the fixing hoop 9 is disposed at the joint of the first housing 11 and the second housing 12, and when in use, the fixing hoop 9 is fixed at the joint of the first housing 11 and the second housing 12, and then the first housing 11 and the second housing 12 are fixed together. The fixing hoop 9 is annular, the fixing hoop 9 can be made of a steel ring, and further, the fixing hoop 9 can also be made of a heat insulating material.

Further, as shown in fig. 2, the heating element assembly, the temperature controller 3 and the indicator light socket 4 are arranged in the casing, the heating element assembly is connected with the temperature controller 3, and the heating element assembly and the temperature controller 3 are respectively connected with the indicator light socket 4.

Wherein, the heating core subassembly can generate heat after the switch on, and the user can pass through the heat that the heating core subassembly distributes warms up the hand. Specifically, the heat generating core assembly may be a thermistor. More specifically, as shown in fig. 1, the heat generating core assembly includes a first heat storage sheet 21, a second heat storage sheet 22, and a heat generating core block 23, and the heat generating core block 23 and one end of the heat conductive plate 7 are each disposed between the first heat storage sheet 21 and the second heat storage sheet 22. Here, a heat conducting plate 7 and a heat generating core block 23 are disposed between the first heat storing sheet 21 and the second heat storing sheet 22, so that when the first heat storing sheet 21 and the second heat storing sheet 22 are used, heat can be provided to the first heat storing sheet 21 and the second heat storing sheet 22 through the heat generating core block 23, and the heat conducting plate 7 can accurately receive the heat of the heat generating core block 23.

The temperature controller is used for detecting the temperature of the heating core assembly during heating. At present, a common hard-shell electric hand warmer is generally controlled by a temperature controller, and from the safety perspective, a temperature control element is risky, if the temperature controller fails, power failure cannot occur, the temperature can be continuously raised, and fire hazards and the like are caused, so that as shown in fig. 4, the temperature controller is composed of a first temperature controller 31 and a second temperature controller 32 which are mutually connected in series, and the first temperature controller 31 and the second temperature controller 32 can be connected in series in a riveting or butt-welding mode, so that due to the fact that double temperature controllers are used for controlling the temperature, the product is equivalently 'double-insurance', and the reliability of the product is improved; further, as shown in fig. 1 and 5, the first thermostat 31 and the second thermostat 32 are both mounted on a thermostat pressing plate 33, and the first thermostat 31 and the second thermostat 32 are both mounted on the heat conducting plate 7 through the thermostat pressing plate 33. Here, the heat conducting plate 7 may transfer the heat of the heating core assembly to the sensing surface of the temperature controller 3, so that the temperature controller 3 may sense the temperature of the heating core assembly, thereby controlling the on/off of the heating core assembly and the power supply.

Specifically, as shown in fig. 1, one end of the heat conducting plate 7 is disposed between the first heat storage plate 21 and the second heat storage plate 22 and fixed by bolts, the other end of the heat conducting plate 7 is disposed with the temperature controller pressing plate 33, and the first temperature controller, the second temperature controller, the temperature controller pressing plate 33 and the other end of the heat conducting plate 7 are fixed by bolts.

More specifically, the temperature controller 3 is disposed on the heat conducting plate 7 through a temperature controller pressing plate 33, and a flexible heat conducting layer is disposed between the sensing surface of the temperature controller 3 and the heat conducting plate 7. The flexible heat conduction layer can be a silica gel heat conduction pad, so that the heat conduction plate 7 is more fully contacted with the induction surface of the temperature controller 3, and the accuracy of the temperature controller 3 is improved.

The indicating lamp socket supplies power to the heating core assembly and the temperature controller 3 respectively, as shown in fig. 3, the indicating lamp socket comprises a socket body 41 and a contact pin, wherein the socket body 41 is provided with the socket, and the contact pin is riveted in the socket. Specifically, the contact pin includes a needle head 51 and a lug 52, a first step and a second step are arranged on the needle head 51, wherein the socket body 41 and the base of the lug 52 are clamped between the first step and the second step. In this way, since the pin and the tab 52 are connected to the socket by caulking, not connected to the socket as an insert, the socket does not have a factor of generating a flash due to the insert during injection molding, and the production efficiency of the socket is improved.

An indicator light jack 42 is formed in the socket body 41, an indicator light 6 is arranged in the indicator light jack 42, a rib plate 61 is arranged at the bottom opening of the indicator light jack 42, and a lamp shade 62 is arranged at the top opening of the indicator light jack 42. Here, the rib 61 is used to support the indicator 6 and prevent the indicator 6 from falling out of the indicator insertion hole 42. Like this, pilot lamp 6 installs in the socket, lamp shade 62 also installs on the socket, and the casing only opens a hole and just can satisfy the requirement, and the socket can provide sufficient electrical insulation to pilot lamp 6, has saved parts such as glass fiber tube, pyrocondensation pipe, lamp card, reduce cost improves production efficiency.

Furthermore, in order to avoid the electric heater from being scalded by the contact pins in the socket after being just charged, the indicating lamp socket is provided with a cover plate which is movably connected to the socket of the indicating lamp socket, and the surface of the cover plate is provided with a heat insulation layer.

Further, as shown in fig. 1, heat preservation cotton 8 is further arranged in the shell, and the heat preservation cotton 8 is filled between the shell and the heating core assembly.

Furthermore, a rechargeable battery can be arranged in the shell, and the indicator lamp socket is connected with the heating core assembly and the temperature controller through the rechargeable battery. The electric fan is arranged in the plug socket of the indicator light socket and faces the contact pin in the plug socket of the indicator light socket, and the electric fan is connected with the rechargeable battery. Therefore, the electric fan can cool the contact pins in the socket of the indicator light and can also lead out heat in the shell when the temperature in the shell is too high.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims

1. The electric heater is characterized by comprising a shell, wherein a heating core assembly, a temperature controller (3) and an indicator lamp socket (4) are arranged in the shell, the heating core assembly is connected with the temperature controller (3), and the heating core assembly and the temperature controller (3) are respectively connected with the indicator lamp socket (4); the indicator lamp socket (4) comprises a socket body (41) and a contact pin, and the contact pin is riveted on the indicator lamp socket (4).

2. The electric heater of claim 1, wherein the pin comprises a needle head (51) and a lug (52), the needle head (51) is provided with a first step and a second step, and the first step and the second step are used for clamping the socket body (41) and the base of the lug (52).

3. The electric heater according to claim 1, wherein the socket body (41) is provided with an indicator light jack (42), an indicator light (6) is arranged in the indicator light jack (42), a rib plate (61) is arranged at a bottom opening of the indicator light jack (42), and a lampshade (62) is arranged at a top opening of the indicator light jack (42).

4. The electric heater according to claim 1, wherein the temperature controller (3) comprises a first temperature controller (31) and a second temperature controller (32) connected in series, the first temperature controller (31) and the second temperature controller (32) are both mounted on a temperature controller pressing plate (33), and the first temperature controller (31) and the second temperature controller (32) are both connected with the heating core assembly through a heat conducting plate (7) in a heat conducting manner.

5. The electric heater according to claim 4, wherein the heating core assembly comprises a first heat storage sheet (21), a second heat storage sheet (22) and a heating core block (23), one end of the heating core block (23) and one end of the heat conducting plate (7) are arranged between the first heat storage sheet (21) and the second heat storage sheet (22), and the other end of the heat conducting plate (7) is connected with the sensing surface of the temperature controller (3).

6. The electric heater according to claim 5, wherein the temperature controller (3) is disposed on the heat-conducting plate (7) via a temperature controller pressing plate (33), and a flexible heat-conducting layer is disposed between the sensing surface of the temperature controller (3) and the heat-conducting plate (7).