CN212029684U

CN212029684U - Direct plug-in mini electric heater

Info

Publication number: CN212029684U
Application number: CN201922497403.2U
Authority: CN
Inventors: 黎明阳
Original assignee: Zhongshan Luckyway Home Appliances Ltd
Current assignee: Zhongshan Luckyway Home Appliances Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-27
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to the technical field of electric heaters, in particular to a direct-insertion mini electric heater, which comprises a shell, a power connector fixed at the rear side of the shell and a fixed knob at the front side, wherein the power connector is in threaded connection with the fixed knob; the power connector comprises a plug fixing piece, a connecting piece and a sealing piece used for connecting the plug fixing piece and the connecting piece, and two power metal heads are fixedly connected to one side of the plug fixing piece. This mini electric heater of formula cut straightly, it can steadily support the electric heater on the socket to look for flat pad and plug mounting, be favorable to the stability of electric heater, because the spacing dish joint of being connected with the connecting piece is inside the circular cavity that plug mounting and sealing member constitute jointly, and the joint rotary rod is pegged graft in the inside of through-hole again, so rotate the rotary rod and can make the grafting mounting rotate, and then can change the direction of two power metal heads, can adapt to the different sockets of various jack directions, can guarantee the normal use of product.

Description

Direct plug-in mini electric heater

Technical Field

The utility model relates to an electric heater technical field specifically is mini electric heater of formula that cut straightly.

Background

The electric heater is the device that heats with electric energy conversion heat energy, and the theory of operation of electric heater among the prior art does: the heating device comprises a machine body, a ventilation opening, a heating device and a heating device, wherein the ventilation opening is arranged on the machine body, and the ventilation opening is communicated with the ventilation opening.

The connection of traditional electric heater and supply socket is through the power cord connection, also is the most commonly used power connection method of electrical apparatus, but to the less mini electric heater of appearance, if use the power cord connection, the shared volume proportion of power cord is just great, and the product appearance is just exquisite inadequately, just feels the power cord and takes up an area of using. At present, manufacturers design a direct-insertion electric heater, and power cords are cancelled, so that the appearance is more exquisite, the use is more convenient, but the connection between plugs of the electric heater and internal wires is realized by integral injection molding or screw fixation, but the integral injection molding of the plugs of the power cords has high cost and can not rotate; and the screw connection is not stressed due to the PVC soft rubber, so that the screw connection is easy to slip and potential safety hazard is generated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a mini electric heater of formula of cuting straightly through the cooperation of each part, has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the direct-insertion mini electric heater comprises a shell, a power connector and a fixed knob, wherein the power connector is fixed on the rear side of the shell, the fixed knob is fixed on the front side of the shell, and the power connector is in threaded connection with the fixed knob;

the power joint includes plug mounting, connecting piece and is used for connecting the plug mounting with the sealing member of connecting piece, two power metal heads of one side fixedly connected with of plug mounting, the one side that power metal head was kept away from to the plug mounting is through bolt and sealing member fixed connection, a circular cavity is constituteed jointly to plug mounting and sealing member, the plug mounting is close to axle center department fixedly connected with rotary rod of cavity one side, rotary rod and circular cavity are concentric shaft, the spacing dish of one side fixedly connected with of connecting piece, spacing dish joint is inside the circular cavity of constituteing jointly of plug mounting and sealing member, the through-hole that is used for the joint rotary rod is seted up in the axle center department of connecting piece, the external screw thread has been seted up to the surface of connecting piece.

Optionally, the housing includes a front shell and a rear shell, and the front shell and the rear shell are fixedly connected through four connecting screws.

Optionally, the top fixedly connected with of backshell surface is used for installing the piece that increases that power connects, increase the inside of piece and seted up the round hole, the inside fixedly connected with of round hole keeps off the ring.

Optionally, the diameter of the circular hole is matched with the diameter of the plug fixing piece, and the inner diameter of the baffle ring is smaller than the diameter of the plug fixing piece.

Optionally, the bottom of the outer surface of the rear shell is fixedly connected with two symmetrical leveling pads, and one side of the leveling pad, which is far away from the rear shell, and one side of the plug fixing piece, which is far away from the rear shell, are located on the same plane.

Optionally, the inner surface of the fixed knob is provided with an internal thread, the internal thread is matched with the external thread in type, and the connecting piece sequentially penetrates through the round hole, the rear shell and the front shell and is in threaded connection with the fixed knob.

(III) advantageous effects

The utility model provides a mini electric heater of formula that cut straightly possesses following beneficial effect:

1. this mini electric heater of formula cut straightly, fixed knob and connecting piece can threaded connection, so power connection can be fixed the rear to the backshell steadily, the problem of traditional electric heater needs the power cord has been avoided, one side that the backshell was kept away from to the leveling pad and one side that the backshell was kept away from to the plug mounting are located the coplanar, when power metal head inserted the socket, leveling pad and grafting fixed head can support the electric heater steadily to the socket on, be favorable to the stability of electric heater, the user's of being convenient for use.

2. This mini electric heater of formula cut straightly because the spacing dish joint of being connected with the connecting piece is inside the circular cavity that plug mounting and sealing member constitute jointly, and the joint rotary rod is pegged graft in the inside of through-hole again, so rotate the rotary rod and can make the grafting mounting rotate, and then can change the direction of two power metal heads, and then can adapt to the different sockets of various jack directions, can guarantee the normal use of product.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a schematic structural view of the housing of the present invention;

FIG. 3 is a schematic structural view of the power connector of the present invention;

FIG. 4 is a schematic cross-sectional view of the power connector of the present invention;

fig. 5 is a schematic structural view of the fixing knob of the present invention.

In the figure: 1-shell, 11-front shell, 12-rear shell, 13-heightening piece, 14-round hole, 15-baffle ring, 16-leveling pad, 2-power connector, 21-plug fixing piece, 22-connecting piece, 23-sealing piece, 24-power metal head, 25-bolt, 26-cavity, 27-rotating rod, 28-limiting disc, 29-through hole, 210-external thread, 3-fixing knob and 4-internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: the direct-insertion mini electric heater comprises a shell 1, a power connector 2 fixed on the rear side of the shell 1 and a fixing knob 3 fixed on the front side of the shell, wherein the power connector 2 is in threaded connection with the fixing knob 3, and the fixing knob 3 and a connecting piece 22 can be in threaded connection, so that the power connector 2 can be stably fixed behind a rear shell 12, and the problem that a power line is needed by a traditional electric heater is solved;

the power connector 2 comprises a plug fixing piece 21, a connecting piece 22 and a sealing piece 23 for connecting the plug fixing piece 21 and the connecting piece 22, two power metal heads 24 are fixedly connected to one side of the plug fixing piece 21 far away from the power metal heads 24, the plug fixing piece 21 and the sealing piece 23 are fixedly connected through a bolt 25, a circular cavity 26 is formed by the plug fixing piece 21 and the sealing piece 23 together, a rotating rod 27 is fixedly connected to the axis of the plug fixing piece 21 close to one side of the cavity 26, the rotating rod 27 and the circular cavity 26 are concentric shafts, a limiting disc 28 is fixedly connected to one side of the connecting piece 22, the limiting disc 28 is clamped inside the circular cavity 26 formed by the plug fixing piece 21 and the sealing piece 23 together, a through hole 29 used for clamping the rotating rod 27 is formed in the axis of the connecting piece 22, an external thread 210 is formed in the outer surface of the connecting piece 22, and the limiting disc 28 connected And joint rotary rod 27 pegs graft in the inside of through-hole 29 again, so rotate rotary rod 27 and can make grafting mounting 21 rotate, and then can change two power metal head 24's direction, and then can adapt to the different sockets of various jack directions, can guarantee the normal use of product.

As an optimal technical solution of the utility model: the housing 1 includes a front case 11 and a rear case 12, and the front case 11 and the rear case 12 are fixedly connected by four connection screws.

As an optimal technical solution of the utility model: the top fixedly connected with of backshell 12 surface is used for installing the piece 13 that increases of power connector 2, increases the inside of piece 13 and has seted up round hole 14, and the inside fixedly connected with of round hole 14 keeps off ring 15.

As an optimal technical solution of the utility model: the diameter of the round hole 14 is matched with the diameter of the plug fixing member 21, and the inner diameter of the baffle ring 15 is smaller than the diameter of the plug fixing member 21.

As an optimal technical solution of the utility model: the leveling pad 16 of two symmetries of bottom fixedly connected with of backshell 12 surface, the one side of keeping away from backshell 12 and one side of keeping away from backshell 12 of leveling pad 16 and plug mounting 21 are located the coplanar, the one side of keeping away from backshell 12 and one side of plug mounting 21 of keeping away from backshell 12 of leveling pad 16 are located the coplanar, when power metal head 24 inserts the socket, leveling pad 16 and grafting mounting 21 can support the electric heater steadily to the socket, be favorable to the stability of electric heater, be convenient for user's use.

As an optimal technical solution of the utility model: the internal thread 4 is opened to the internal surface of fixed knob 3, and the model looks adaptation of internal thread 4 and external screw thread 210, and connecting piece 22 runs through the inside of round hole 14, backshell 12 and preceding shell 11 in proper order, and with fixed knob 3 threaded connection.

To sum up, this direct-insert mini electric heater, during the use, fixed knob 3 and connecting piece 22 can be threaded connection, so power connector 2 can be fixed to the rear of backshell 12 steadily, the problem that the traditional electric heater needs the power cord is avoided, one side of leveling pad 16 far away from backshell 12 and one side of plug mounting 21 far away from backshell 12 are located the coplanar, when power metal head 24 inserts in the socket, leveling pad 16 and grafting mounting head 21 can support the electric heater steadily to the socket, be favorable to the stability of electric heater, user's use of being convenient for, because spacing dish 28 joint that is connected with connecting piece 22 is inside circular cavity 26 that plug mounting 21 and sealing member 23 are constituteed jointly, and joint rotary rod 27 pegs graft inside through-hole 29 again, so rotate rotary rod 27 and can make grafting mounting 21 rotate, and then can change the direction of two power metal heads 24, and then can adapt to the socket that various jack directions are different, can guarantee the normal use of product.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Formula mini electric heater cut straightly, its characterized in that: the power supply device comprises a shell (1), a power supply connector (2) fixed on the rear side of the shell (1) and a fixed knob (3) fixed on the front side of the shell, wherein the power supply connector (2) is in threaded connection with the fixed knob (3);

the power connector (2) comprises a plug fixing piece (21), a connecting piece (22) and a sealing piece (23) of the connecting piece (22), wherein two power metal heads (24) are fixedly connected to one side of the plug fixing piece (21), which is far away from the power metal heads (24), is fixedly connected with the sealing piece (23) through a bolt (25), the plug fixing piece (21) and the sealing piece (23) jointly form a circular cavity (26), a rotating rod (27) is fixedly connected to the axle center of one side of the plug fixing piece (21), the rotating rod (27) and the circular cavity (26) are concentric shafts, a limiting disc (28) is fixedly connected to one side of the connecting piece (22), and the limiting disc (28) is clamped inside the circular cavity (26) jointly formed by the plug fixing piece (21) and the sealing piece (23), the axle center department of connecting piece (22) offers through-hole (29) that are used for joint rotary rod (27), external screw thread (210) have been seted up to the surface of connecting piece (22).

2. The in-line mini electric heater of claim 1, wherein: the shell (1) comprises a front shell (11) and a rear shell (12), wherein the front shell (11) and the rear shell (12) are fixedly connected through four connecting screws.

3. The in-line mini electric heater of claim 2, wherein: the top fixedly connected with of backshell (12) surface is used for installing the piece (13) that increases of power connector (2), increase the inside of piece (13) and seted up round hole (14), the inside fixedly connected with of round hole (14) keeps off ring (15).

4. The in-line mini electric heater of claim 3, wherein: the diameter of the round hole (14) is matched with that of the plug fixing piece (21), and the inner diameter of the baffle ring (15) is smaller than that of the plug fixing piece (21).

5. The in-line mini electric heater of claim 2, wherein: the bottom fixedly connected with of backshell (12) surface is two symmetrical to be looked for flat pad (16), look for flat pad (16) and keep away from one side of backshell (12) and plug mounting (21) and keep away from one side of backshell (12) and be located the coplanar.

6. The in-line mini electric heater of claim 1, wherein: the inner surface of the fixed knob (3) is provided with an internal thread (4), the internal thread (4) is matched with the external thread (210) in model, and the connecting piece (22) sequentially penetrates through the round hole (14), the rear shell (12) and the front shell (11) and is in threaded connection with the fixed knob (3).