CN210425234U

CN210425234U - Vertical heating pipe and electric warmer using same

Info

Publication number: CN210425234U
Application number: CN201921231701.0U
Authority: CN
Inventors: 郑朝信
Original assignee: Yichang Jiebao Electrical Appliance Manufacturing Co ltd
Current assignee: Yichang Jiebao Electrical Appliance Manufacturing Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-28
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a vertical heating pipe, which comprises an insulating end, an outer cover, an inner pipe and a heating wire; the inner tube is made of an insulating material; one end of the outer cover is sealed, and the insulating end is fixed at the open end of the outer cover in a sealing manner; the inner pipe is positioned in the outer cover and fixed on the insulating end; two ends of the electric heating wire are fixedly connected with electric connecting leads, and the two electric connecting leads penetrate through the insulating end socket at intervals and are fixedly connected with the insulating end socket in a sealing way; the electric heating wire is wound in the outer cover, and part of the electric heating wire penetrates through the inner pipe, so that the reciprocating electric heating wire is isolated by the inner pipe to avoid contact. The electric heater comprises a base and a mounting disc fixed on the base, wherein a through hole for the outer cover to pass through is formed in the center of the mounting disc, and the periphery of the through hole is upwards sunken to form a step hole for bearing the step part. The vertical heating pipe has better heat radiation effect; two connect electric wire homonymy to wear out and keep apart with the heating wire, avoided connecting electric wire and continuously heated ageing, need not installation parts such as pipe strap moreover when the equipment room heater, simple to operate.

Description

Vertical heating pipe and electric warmer using same

Technical Field

The utility model belongs to heating electrical apparatus field especially relates to heating pipe and electric heater who uses among the electric heater.

Background

Heating components in common electric heaters in the market mainly comprise a carbon crystal plate, a heating pipe and the like, and as shown in figure 1, the traditional heating pipe is U-shaped and needs to be fixed on a wine cup-shaped element through a pipe clamp, and then the wine cup-shaped element is fixed on an aluminum pot. The heating pipe has the biggest problem that two poles of the heating pipe are positioned at two ends of the heating pipe, two electric connecting leads penetrate through the surface of the aluminum pot and extend into the base to be connected with a power line, one section of the electric connecting lead is exposed outside and is just the position with the most serious heat radiation, so that the insulating layer of the electric connecting lead is easy to age due to long-term heating, faults such as short circuit and the like occur, and the service life of the electric warmer is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to alleviate and connect the electric wire to continuously be heated and cause the ageing damaged of insulating layer, the utility model discloses a vertical type heating pipe and use electric heater of this heating pipe makes to connect the electric wire to wear out from the heating pipe homonymy to the radiation of heating wire has been kept apart.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vertical heating pipe comprises an insulating end, an outer cover, an inner pipe and an electric heating wire; the inner tube is made of an insulating material; one end of the outer cover is sealed, and the insulating end head is fixed at the open end of the outer cover in a sealing manner; the inner pipe is positioned in the outer cover and fixed on the insulating end head; two ends of the electric heating wire are fixedly connected with electric connecting wires, and the two electric connecting wires penetrate through the insulating end socket at intervals and are fixedly connected with the insulating end socket in a sealing manner; the electric heating wire is wound in the outer cover, and part of the electric heating wire penetrates through the inner pipe, so that the reciprocating electric heating wire is isolated by the inner pipe to avoid contact.

The electric heater using the vertical heating pipe comprises a base and a mounting disc fixed at the top end of the base, wherein a through hole for the outer pipe to pass through is formed in the center of the mounting disc, and the periphery of the through hole is upwards sunken to form a step hole for bearing the step part.

During the installation, the heating pipe passes from the mounting disc bottom surface, makes the laminating of step portion and the step hole on the mounting disc, cup joints the gasket in cylinder portion, passes through the screw fixation with gasket and mounting disc again, and the heating pipe just by stable installation on the mounting disc, then will connect electric wire and power cord to link to each other, again with the mounting disc fix on the base can.

Compared with the prior art, the utility model discloses following beneficial effect has:

the vertical heating pipe can better radiate heat to the periphery compared with the U-shaped heating pipe; two connect electric wire to wear out from the homonymy of heating pipe to connect and keep apart through insulating end between electric wire and the heating wire, avoided connecting electric wire and receive continuous thermal radiation and make insulating skin ageing, improved equipment life. And because vertical type heating pipe only need with the heating pipe vertical install on the base and with insulating end fixed can, need not installation parts such as pipe strap.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of a conventional U-shaped heating pipe installation method.

Fig. 2 is a schematic view of the vertical heating pipe structure of the present invention.

Fig. 3 is a schematic view of an installation manner of a vertical heating pipe.

Fig. 4 is the structural schematic diagram of the electric warmer using the vertical heating pipe of the present invention.

Reference numerals in the drawings of the specification include: the device comprises a wine cup-shaped element 1, a pipe clamp 2, an aluminum pot 3, a heating pipe 4, an electric connecting lead 5, an insulating end 6, an outer cover 7, an inner pipe 8, an electric heating wire 9, a positioning piece 10, a cylindrical part 11, a step part 12, a gasket 13, a mounting disc 14, a base 15, a through hole 16, a step hole 17, an annular groove 18, an inner net 19, a top disc 20, a lifting handle 21, an upper net 22 and a lower net 23.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:

referring to fig. 1, a conventional heating tube 4 is U-shaped and is fixed to a wine cup-shaped member 1 by a tube clip 2, and then the wine cup-shaped member 1 is fixed to an aluminum pot 3. The heating pipe 4 has the biggest problem that two poles of the heating pipe 4 are positioned at two ends of the heating pipe 4, two electric connecting wires 5 penetrate through the surface of the aluminum pot 3 and extend into the base 15 to be connected with a power line, one section of the electric connecting wire 5 is exposed outside and is just the position with the most serious heat radiation, so that the insulating layer of the electric connecting wire 5 is easy to age due to long-term heating, faults such as short circuit and the like occur, and the service life of the electric warmer is seriously influenced.

As shown in fig. 2, the utility model discloses a vertical heating pipe 4, which comprises an insulated end 6, an outer cover 7, an inner pipe 8 and a heating wire 9; the inner tube 8 is made of an insulating material; one end of the outer cover 7 is sealed, and the insulating end head 6 is fixed at the open end of the outer cover 7 in a sealing way; the inner pipe 8 is positioned in the outer cover 7 and fixed on the insulating end head 6; two ends of the electric heating wire 9 are fixedly connected with electric connecting leads 5, and the two electric connecting leads 5 penetrate through the insulating end head 6 at intervals and are fixedly connected with the insulating end head in a sealing manner; the heating wire 9 is wound in the outer cover 7, and part of the heating wire 9 passes through the inner tube 8, so that the reciprocating heating wire 9 is isolated by the inner tube 8 to avoid contact.

The vertical heating pipe 4 can radiate heat to the surroundings better than the U-shaped heating pipe 4; two connect electric wire 5 to wear out from the homonymy of heating pipe 4 to connect and keep apart through insulating end 6 between electric wire 5 and the heating wire 9, avoided connecting electric wire 5 and receive continuous heat radiation and make insulating skin ageing, improved equipment life. And because vertical type heating pipe 4 only need with heating pipe 4 vertical install on base 15 and with insulating end 6 fixed can, need not installation parts such as pipe strap 2.

Preferably, the heating wire 9 located outside the inner tube 8 is spirally wound outside the inner tube 8. The spiral winding can significantly increase the amount of heat that can be generated in a confined space. And compare with U-shaped heating pipe 4, vertical type heating pipe 4 is because the reason of its mounting means, and the diameter of spiral can be bigger, and the pitch also can be bigger, and the increase of heating wire 9 interval promptly can reduce heating wire 9 surface temperature under the circumstances that provides equal heat, improves the life-span of heating wire 9.

Preferably, the heating wire heating device further comprises a positioning member 10, wherein the positioning member 10 is positioned at the bottom of the spiral and fixes the heating wire 9 outside the inner tube 8 and the inner tube 8 at intervals. The positioning member 10 assists in fixing the heating wire 9, so that the wound heating wire 9 is more stable in structure and less prone to deformation, and the bottom of the heating wire 9 is in contact with a short circuit.

Preferably, the insulating end 6 is a porcelain end; the outer cover 7 and the inner tube 8 are made of glass materials; the electric heating wire 9 is made of carbon fiber material. The porcelain knob is not only insulating but also has certain thermal insulation effect, can further isolate from the heat that electric wire 9 radiates to connect electric wire 5, improves heating pipe 4 life, and the glass material is insulating does not influence the heat transfer again, moreover because its transparent characteristic, can be very audio-visual when equipment failure check to whether the electric wire 9 opens circuit and leads to judge very easily whether need change heating pipe 4.

Preferably, the insulation terminal 6 includes a cylindrical portion 11, and an end of the cylindrical portion 11 fixed to the housing 7 extends outward to form a step portion 12. The insulating end 6 is arranged in a step shape, so that the installation is more convenient.

In addition, as shown in fig. 3 and 4, the utility model discloses an electric heater using this vertical heating pipe 4, including base 15 and the mounting disc 14 that is fixed in the top of base 15, the through-hole 16 that supplies the outer tube to pass is opened at mounting disc 14 center, the undercut forms around the through-hole 16 bears the step portion 12 the step hole 17. During installation, the heating pipe 4 penetrates through the bottom surface of the installation disc 14, the step part 12 is attached to the step hole 17 in the installation disc 14, the gasket 13 is sleeved on the cylindrical part 11, the gasket 13 and the installation disc 14 are fixed through screws, the heating pipe 4 is stably installed on the installation disc 14, the power connection lead 5 is connected with the power line, and the installation disc 14 is fixed on the base 15. The mounting plate 14 is formed from sheet metal by die stamping.

Preferably, the installation plate further comprises an outer net and an inner net 19, the top surface of the installation plate 14 is provided with an annular groove 18 which surrounds the stepped hole 17 and is clamped with the inner net 19, and the inner net 19 is clamped and fixed by the installation plate 14 and the outer net. The double-layer protection is safer, the installation mode of clamping and fixing the inner clamp and the outer clamp is simple and stable, and the production efficiency is not reduced due to the fact that the inner net 19 is additionally arranged in the product assembling process.

Preferably, a conical reflecting plate (not shown in the figure) with a tip end extending downwards into the inner mesh 19 is installed on the top of the inner mesh 19, a top plate 20 is fixed on the top end of the outer cover 7, and a handle 21 is fixed on the top surface of the top plate 20. The setting of toper reflecting plate makes the heat reflect to room heater periphery, has improved thermal effective utilization ratio, and handle 21's setting is then convenient to the removal of room heater.

Preferably, the outer net is in a gourd shape formed by fastening an upper net 22 and a lower net 23. The mode of net 23 separation lock installation makes the room heater be convenient for more assemble down, and the natural pitch arc of calabash shape can be better when making dustcoat 7 atress with power dispersion conduction, reduces equipment and receives the probability of damage because of the striking.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A vertical heating pipe, its characterized in that: comprises an insulating end, an outer cover, an inner pipe and an electric heating wire; the inner tube is made of an insulating material; one end of the outer cover is sealed, and the insulating end head is fixed at the open end of the outer cover in a sealing manner; the inner pipe is positioned in the outer cover and fixed on the insulating end head; two ends of the electric heating wire are fixedly connected with electric connecting wires, and the two electric connecting wires penetrate through the insulating end socket at intervals and are fixedly connected with the insulating end socket in a sealing manner; the electric heating wire is wound in the outer cover, and part of the electric heating wire penetrates through the inner pipe, so that the reciprocating electric heating wire is isolated by the inner pipe to avoid contact.

2. The vertical heating tube of claim 1, wherein: the electric heating wire positioned outside the inner tube is spirally wound outside the inner tube.

3. The vertical heating tube of claim 2, wherein: the electric heating wire heating device further comprises a positioning piece, wherein the positioning piece is positioned at the bottom of the spiral and used for fixing the electric heating wire outside the inner pipe and the inner pipe at intervals.

4. The vertical heating tube of claim 3, wherein: the insulating end is a ceramic end; the outer cover and the inner pipe are made of glass materials; the electric heating wire is made of carbon fiber materials.

5. The vertical heating tube of claim 4, wherein: the insulating end head comprises a cylindrical part, and one end of the cylindrical part fixed with the outer cover extends outwards to form a step part.

6. An electric warmer using the vertical heating pipe of claim 5, wherein: the installation plate comprises a base and an installation plate fixed at the top end of the base, wherein a through hole for the outer cover to pass through is formed in the center of the installation plate, and the periphery of the through hole is upwards sunken to form a step hole for bearing the step part.

7. The electric warmer of claim 6, wherein: still include extranet and intranet, the mounting disc top surface sets up to encircle the step hole with the annular groove of intranet joint, the intranet by the mounting disc with extranet joint centre gripping is fixed.

8. The electric warmer of claim 7, wherein: the top of the inner net is provided with a conical reflecting plate with a tip end extending downwards into the inner net, the top end of the outer net is fixed with a top plate, and the top surface of the top plate is fixed with a handle.

9. The electric warmer of claim 8, wherein: the outer net is in a gourd shape formed by buckling an upper net and a lower net.