CN219243675U

CN219243675U - Folding electric heater

Info

Publication number: CN219243675U
Application number: CN202223224924.9U
Authority: CN
Inventors: 黄钱江; 华子默; 孙成栋
Original assignee: Ningbo Shengguang Electrical Appliance Co ltd
Current assignee: Ningbo Shengguang Electrical Appliance Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-06-23
Anticipated expiration: 2032-12-02

Abstract

The utility model provides a folding electric heater which comprises a fixed seat, a plurality of groups of electric heating units uniformly distributed on the fixed seat, wherein the fixed seat is uniformly and radially provided with a plurality of groups of connecting brackets, the connecting brackets are rotatably provided with connecting seats, the electric heating units are detachably and fixedly connected with the connecting seats, one side of each connecting bracket is fixedly provided with a junction box, and the fixed seat, the connecting brackets and the junction boxes are integrally formed. The utility model solves the problems that the traditional folding electric heater is not firm enough in connection and is easy to loose, age and damage after long-time use.

Description

Folding electric heater

Technical Field

The utility model relates to the technical field of electric heaters, in particular to a folding electric heater.

Background

The indoor electric heater style has many kinds such as hanging, desk-top, floor type. But most of these designs are inconvenient for outdoor heating. The hanging type electric heater needs to lean against a wall for use, the desk type electric heater needs to occupy space on a table top, and the common floor type electric heater cannot enable people in all directions to feel warm. Therefore, an electric heater such as CN201225705Y appears in the market, and the electric heater adopts a multicomponent type electric heater unit, and is connected with a switch box of a split type structure through a clamping groove structure, and the electric heater is connected with a supporting seat through rotation of a fixing seat to realize a folding function. But the split type electric heating unit of the electric heater is clamped on the split type switch box, is not firmly connected with the switch box, and is easy to loose in connection and age and damage at the connection part after long-time use. Therefore, a new folding electric heater needs to be invented.

Disclosure of Invention

The utility model aims to provide a folding electric heater, which solves the problems that the traditional folding electric heater is not firm enough in connection, and is easy to loose in connection and age and damage after long-time use.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a foldable electric heater, includes the fixing base, evenly distributed is a plurality of groups of electric heating unit on the fixing base, the fixing base on be radial evenly fixed and be provided with a plurality of groups linking bridge, the linking bridge on rotate and be provided with the connecting seat, electric heating unit and connecting seat detachable fixed connection, linking bridge one side fixed be provided with the terminal box, fixing base, linking bridge, terminal box be integrated into one piece.

Further, the fixing base, the connecting support and the junction box are made of aluminum alloy.

Further, the connecting support is of a U-shaped structure, a connector is arranged at the upper end of the connecting rod on one side of the connecting seat, and the connector is hinged with the connecting support through a bolt.

Further, the connecting bracket is provided with a rotating shaft locating pin in a penetrating way, one end of the rotating shaft locating pin is connected with a locating pin nut arranged on the outer side of the connecting bracket, and the connecting head is provided with a locating clamping groove for adapting to the rotating shaft locating pin.

Further, the rotating shaft positioning pin comprises a thick rod section and a thin rod section which are connected, a guide boss is arranged on the outer circular surface of the connector, the width of the guide boss is gradually changed from small to large, and the guide boss is rotatably arranged in a gap between the thick rod section and the inner side wall of the connecting bracket; the outer circle surface of the connector is also provided with a limiting boss, the limiting boss is positioned on one side of the guide boss, and the positioning clamping groove is arranged between the limiting boss and the guide boss.

Further, a spring is arranged between the locating pin nut and the outer side wall of the connecting bracket, and the spring is sleeved on the rotating shaft locating pin.

Further, the fixing seat is of a cylindrical structure, and a notch which is convenient for assembling the electric heater supporting rod is arranged on one side of the fixing seat.

Further, the fixing seat is provided with a pressing structure for pressing the electric heater support rod after the electric heater support rod is assembled.

Further, the compressing structure comprises a threaded handle penetrating through the fixing seat and a pressing plate arranged at one end of the threaded handle.

Further, the pressing plate is arranged to be an arc structure suitable for the excircle of the electric heater supporting rod.

According to the folding electric heater, the fixing seat, the connecting support and the junction box which are integrally formed are designed, and the electric heating unit is assembled on the connecting seat, so that the stability of a lamp body connecting structure is guaranteed, the electric heating unit can be unfolded and limited when the folding electric heater is used, and the folding electric heater can be closed at any time when the folding electric heater is not used, and is flexible and convenient to use.

The utility model will be described in more detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a structural diagram of a folding electric heater according to the present utility model.

Fig. 2 is an exploded view of a folding electric heater according to the present utility model.

Fig. 3 is a connection structure diagram of a fixing base, a connection bracket, a junction box and a connection base in the utility model.

Fig. 4 is an enlarged view of the structure of the portion i of fig. 3.

Fig. 5 is a structural view of a connection base in the present utility model.

Fig. 6 is a view showing another directional structure of the connecting base according to the present utility model.

Detailed Description

The foldable electric heater as shown in fig. 1 to 3 comprises a fixed seat 11 and a plurality of groups of electric heating units 3 uniformly distributed on the fixed seat 11, wherein a plurality of groups of connecting brackets 12 are uniformly and radially arranged on the fixed seat 11, a connecting seat 2 is rotatably arranged on the connecting brackets 12, the electric heating units 3 are detachably and fixedly connected with the connecting seat 2, and the electric heating units 3 and the connecting seat 2 can be connected through screws; the junction box 13 is fixedly arranged on one side of the connecting support 12, and the fixing seat 11, the connecting support 12 and the junction box 13 are integrally formed. The integrated into one piece's fixing base 11, linking bridge 12, terminal box 13, rethread articulated mode is connected with connecting seat 2, compares more stably in split type structure, reduces part assembly quantity.

Preferably, in combination with the above scheme, in order to ensure the firmness and facilitate the lightweight design, the problems of pulling out, inserting, wearing and tearing and aging and damage are avoided, the materials of the fixing seat 11, the connecting bracket 12 and the junction box 13 are aluminum alloy, and other lighter metals can be used.

Preferably, in combination with the above scheme, for the design of the rotary connection structure, the connection bracket 12 has a U-shaped structure, a connector 21 is provided at the upper end of the connecting rod on one side of the connection seat 2, and the connector 21 is hinged with the connection bracket 12 through the bolt 7.

Preferably, in combination with the above scheme, as shown in fig. 4, in order to facilitate locking after the connection seat 2 and the electric heating unit 3 rotate to a certain angle, the connection bracket 12 is provided with a rotating shaft positioning pin 4 in a penetrating manner, one end of the rotating shaft positioning pin 4 is connected with a positioning pin nut 5 arranged outside the connection bracket 12, and the connection head 21 is provided with a positioning clamping groove 22 adapted to the rotating shaft positioning pin 4.

Preferably, in combination with the above-mentioned scheme, as shown in fig. 4, in order to facilitate the guiding and locking of the connecting seat 2 and the electric heating unit 3 during rotation, the shaft positioning pin 4 comprises a thick rod section 41 and a thin rod section 42 which are connected; as shown in fig. 5 and 6, the outer circumferential surface of the connecting head 21 is provided with a guide boss 23, the width of the guide boss 23 gradually transits from small to large, and the guide boss 23 is rotatably arranged in a gap between the thick rod section 41 and the inner side wall of the connecting bracket 12; the outer circular surface of the connector 21 is also provided with a limiting boss 24, the limiting boss 24 is positioned on one side of the guide boss 23, and the positioning clamping groove 22 is arranged between the limiting boss 23 and the guide boss 22.

Preferably, in combination with the above scheme, as shown in fig. 4, in order to provide elastic force and achieve better rotating feel, a spring 6 is disposed between the positioning pin nut 5 and the outer side wall of the connecting bracket 12, and the spring 6 is sleeved on the rotating shaft positioning pin 4.

Preferably, in combination with the above scheme, as shown in fig. 3, in order to facilitate the assembly of the small-diameter electric heater support rod, the fixing seat 11 is of a cylindrical structure, and a notch for facilitating the assembly of the electric heater support rod is provided on one side of the fixing seat 11. After the design is used, the supporting rod does not need to penetrate into the fixed seat 11 from bottom to top, and can be directly placed into the fixed seat 11 through the notch.

Preferably, in combination with the above scheme, as shown in fig. 3, in order to facilitate the fixing of the fixing seat 11 and the electric heater supporting rod, a compressing structure for compressing the electric heater supporting rod after being assembled is disposed on the fixing seat 11.

Preferably, in combination with the above scheme, in order to adapt to the electric heater supporting rods with different diameters, the pressing structure comprises a threaded handle 8 penetrating through a fixing seat 11, and a pressing plate 9 arranged at one end of the threaded handle 8.

Preferably, in combination with the above scheme, the pressing plate 9 is configured to adapt to an arc structure of the outer circle of the support rod of the electric heater.

Because the junction box of folding electric heater on the market at present is split type structure generally, and is the plastics material, the electric heating unit is not firm enough with the grafting connected mode of switch box yet, and the problem of connection looseness, ageing damage appears in junction easily after long-time the use. This folding electric heater uses integrated into one piece's fixing base 11, linking bridge 12, terminal box 13, and rethread takes the hinge structure of locking function to be connected with connecting seat 2, compares more stably in split type structure, can reduce part assembly quantity.

When the electric heater needs to be opened, only the electric heating unit 3 is needed to be held by hand to rotate upwards, the guide boss 23 on the connector 2 can rotate in the gap between the thick rod section 41 of the rotating shaft locating pin 4 and the inner side wall of the connecting bracket 12, the gap is gradually enlarged, the rotating shaft locating pin 4 and the locating pin nut 5 integrally move to one side, and the spring 6 is also gradually compressed; when the rotating shaft is turned to 90 degrees, the thick rod section 41 of the rotating shaft positioning pin 4 is clamped into the positioning clamping groove 22, and the rotating shaft positioning pin 4, the positioning pin nut 5 and the spring 6 are also returned at the same time; when the electric heater needs to be refolded, the positioning pin nut 5 is pressed inwards, and the electric heating unit 3 is rotated to unlock the folding.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "one end", "the other end", "one side", "both ends", "both sides", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

While the utility model has been described above by way of example with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the specific embodiments described above, but is intended to cover various modifications of the method concepts and technical solutions of the utility model, or applications without modifications, as such are within the scope of the utility model.

Claims

1. The utility model provides a foldable electric heater, includes fixing base (11), evenly distributed is a plurality of groups electric heating unit (3) on fixing base (11), characterized by, fixing base (11) on be radial even fixed a plurality of groups linking bridge (12) that are provided with, linking bridge (12) on rotate and be provided with linking bridge (2), electric heating unit (3) can dismantle fixed connection with linking bridge (2), linking bridge (12) one side fixed be provided with terminal box (13), fixing base (11), linking bridge (12), terminal box (13) be integrated into one piece.

2. The folding electric heater as claimed in claim 1, characterized in that the fixing base (11), the connecting bracket (12) and the junction box (13) are made of aluminum alloy.

3. The folding electric heater as claimed in claim 1, characterized in that the connecting bracket (12) is of a U-shaped structure, a connector (21) is arranged at the upper end of the connecting rod at one side of the connecting seat (2), and the connector (21) is hinged with the connecting bracket (12) through a bolt (7).

4. A folding electric heater according to claim 3, characterized in that the connecting bracket (12) is provided with a rotating shaft locating pin (4) in a penetrating way, one end of the rotating shaft locating pin (4) is connected with a locating pin nut (5) arranged on the outer side of the connecting bracket (12), and the connecting head (21) is provided with a locating clamping groove (22) which is matched with the rotating shaft locating pin (4).

5. The folding electric heater as claimed in claim 4, characterized in that the shaft positioning pin (4) comprises a thick rod section (41) and a thin rod section (42) which are connected, a guide boss (23) is arranged on the outer circular surface of the connector (21), the width of the guide boss (23) gradually transits from small to large, and the guide boss (23) is rotatably arranged in a gap between the thick rod section (41) and the inner side wall of the connecting bracket (12); the outer circle surface of the connector (21) is also provided with a limiting boss (24), the limiting boss (24) is positioned on one side of the guide boss (23), and the positioning clamping groove (22) is arranged between the limiting boss (24) and the guide boss (23).

6. The folding electric heater as claimed in claim 4, characterized in that a spring (6) is arranged between the locating pin nut (5) and the outer side wall of the connecting bracket (12), and the spring (6) is sleeved on the rotating shaft locating pin (4).

7. The folding electric heater as claimed in claim 1, characterized in that the fixing seat (11) is of a cylindrical structure, and a notch for facilitating assembly of the electric heater support rod is arranged on one side of the fixing seat (11).

8. A folding electric heater as claimed in claim 7, characterized in that the fixing seat (11) is provided with a compacting structure for compacting the electric heater support bar after it has been assembled.

9. The folding electric heater as claimed in claim 8, characterized in that the pressing structure comprises a screw handle (8) penetrating through the fixing seat (11), and a pressing plate (9) arranged at one end of the screw handle (8).

10. A folding electric heater as claimed in claim 9, characterized in that said pressing plate (9) is provided in an arc-shaped configuration adapted to the outer circumference of the supporting rod of the electric heater.