CN211128249U

CN211128249U - High-voltage-resistant electric heating tube

Info

Publication number: CN211128249U
Application number: CN201922286384.9U
Authority: CN
Inventors: 李向明
Original assignee: Shenyang Lidexun Technology Co ltd
Current assignee: Shenyang Lidexun Technology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-07-28
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a high-voltage resistant electric heating pipe, which belongs to the technical field of heating pipes and comprises a control device, a connecting terminal, an insulating plate and a heating rod, wherein the connecting terminal is connected with the control device, the output end of the control device is connected with the heating rod, the insulating plate is arranged on the outer wall of the control device, the control device consists of a control box, a voltage detection device and a voltage regulation device, the voltage detection device and the voltage regulation device are both arranged in the control box, the input end of the voltage detection device is connected with the connecting terminal, the output end of the voltage detection device is connected with the voltage regulation device, the output end of the voltage regulation device is connected with the heating rod, the voltage entering the control device is detected, the voltage is regulated by the voltage regulation device, the damage of the electric heating pipe caused by instantaneous voltage is reduced, the electric heating tube is convenient to use.

Description

High-voltage-resistant electric heating tube

Technical Field

The utility model relates to a heating pipe technical field specifically is a high-pressure resistant electric heating pipe.

Background

The electric heating tube is a tubular electric heating element and is composed of a metal tube, a spiral resistance wire, crystallized magnesium oxide powder and the like. The electric heating tube product is generally made of high-quality imported stainless steel tubes, imported high-temperature magnesium oxide powder, high-quality electric heating wires and other materials into a heating element, and is made of stainless steel into other structural parts, so that the electric heating tube product has the characteristics of excellent overall performance, super-long service life and easiness in maintenance.

The high-temperature resistance wires are uniformly distributed in the stainless steel seamless tube, and the crystallized magnesium oxide powder with good heat conduction performance and insulation performance is filled in the gap part, so that the structure is advanced, the heat efficiency is high, the heating is uniform, and when current flows in the high-temperature resistance wires, the generated heat is diffused to the surface of the metal tube through the magnesium oxide powder and then is transferred to a heated member or air, thereby achieving the purpose of heating.

The existing electric heating pipe generates electric power through wire connection after being connected with an external wire, and heats the electric heating pipe, but because the existing electric heating pipe does not have a high-voltage resisting technology, high voltage generated by an external power supply in an abnormal state impacts the electric heating pipe, instantaneous voltage is increased, the electric heating pipe is damaged finally, cost is increased, and the electric heating pipe is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the conventional electric heating pipe.

Therefore, the utility model aims at providing a high-voltage resistance electric heating pipe can effectually detect outside drive voltage to pressure regulation, the condition emergence that the heating pipe that causes under the unstable state of reducing pressure used the problem.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides a high voltage resistant electric heating pipe, includes controlling means, connecting terminal, insulation board and heating rod, connecting terminal is connected with controlling means, controlling means's output and heating rod are connected, the outer wall at controlling means is installed to the insulation board, controlling means comprises control box, voltage detection device and voltage regulation device are all installed in the control box, voltage detection device's input is connected with connecting terminal, voltage detection device output is connected with voltage regulation device, voltage regulation device's output and heating rod are connected.

As a preferred scheme of a high voltage resistant electric heating pipe, wherein: insulating rubber is installed with connecting terminal's junction to the control box, the insulating layer is installed to connecting terminal's outer wall, cup joint between insulation board and controlling means's the outer wall, the insulation board is the rubber slab, the heating rod runs through the insulation board and is connected with controlling means.

As a preferred scheme of a high voltage resistant electric heating pipe, wherein: and a controller is arranged in the control box, and the controller is connected with the voltage regulating device and the voltage detecting device through connecting wires.

As a preferred scheme of a high voltage resistant electric heating pipe, wherein: the control device is a voltage monitor, a transmission line is installed between connecting terminals of the voltage monitor, the voltage monitor is connected with the voltage adjusting device through the transmission line, and the voltage monitor is connected with the controller through the transmission line.

As a preferred scheme of a high voltage resistant electric heating pipe, wherein: the voltage regulation device comprises an inverter and a transformer, the inverter and the transformer are connected with a voltage monitor through a connecting wire, a deconcentrator is installed between the inverter and the transformer as well as between the inverter and the voltage monitor, and the output ends of the transformer and the inverter are connected with a heating rod.

As a preferred scheme of a high voltage resistant electric heating pipe, wherein: the transformer junction box is characterized in that a first switch is installed on a connecting line between the deconcentrator and the transformer, a second switch is installed on a connecting line between the deconcentrator and the inverter, and the first switch and the second switch are connected with the controller through connecting lines.

Compared with the prior art: the existing electric heating pipe is connected with an external electric wire, and then generates electric power through the electric wire connection, the electric heating pipe is heated, but because the existing electric heating pipe does not have a high-voltage resisting technology, the high voltage generated by an external power supply in an abnormal state impacts the electric heating pipe, instantaneous voltage is increased, finally the electric heating pipe is damaged, cost is increased, and the electric heating pipe is not beneficial to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic structural view of a high voltage resistant electric heating tube of the present invention;

fig. 2 is a schematic structural view of a control device of a high voltage resistant electric heating tube of the present invention;

fig. 3 is a schematic diagram of a connection structure of a controller of a high voltage resistant electric heating tube of the present invention.

In the figure: 100 control device, 110 connecting terminal, 111 transmission line, 112 voltage monitor, 120 insulating board, 130 heating rod, 140 transformer, 141 first switch, 150 inverter, 151 second switch, 160 controller.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a high voltage resistant electric heating pipe, please refer to fig. 1-3, including controlling means 100, connecting terminal 110, insulation board 120 and heating rod 130, connecting terminal 110 is connected with controlling means 100, controlling means 100's output and heating rod 130 are connected, the outer wall at controlling means 100 is installed to insulation board 120, controlling means 100 is by the control box, voltage detection device and voltage regulation device are constituteed, voltage detection device and voltage regulation device are all installed in the control box, voltage detection device's input and connecting terminal 110 are connected, voltage detection device output is connected with voltage regulation device, voltage regulation device's output and heating rod 130 are connected.

Referring to fig. 1 again, the connection between the control box and the connection terminal 110 is provided with an insulating rubber, the outer wall of the connection terminal 110 is provided with an insulating layer, the insulating plate 120 is sleeved with the outer wall of the control device 100, the insulating plate 120 is a rubber plate, and the heating rod 130 penetrates through the insulating plate 120 to be connected with the control device 100, specifically, the insulating plate 120 is convenient for a user to take, and the practicability and safety of the device are improved.

Referring to fig. 3 again, a controller 160 is installed in the control box, the controller 160 is connected with the voltage adjusting device and the voltage detecting device through connecting lines, and the specific controller 160 is an STM32 single chip microcomputer for instruction operation and convenient use.

Referring to fig. 2 again, the control device 100 is a voltage monitor 112, a transmission line 111 is installed between connection terminals 110 of the voltage monitor 112, the voltage monitor 112 is connected to the voltage regulator through the transmission line 111, the voltage monitor 112 is connected to the controller 160 through the transmission line 111, specifically, the voltage monitor 112 is used for detecting the input voltage of the device, and the pressure linkage regulation is conveniently performed through the controller 160.

Referring to fig. 2 again, the voltage regulating device includes an inverter 150 and a transformer 140, the inverter 150 and the transformer 140 are connected to the voltage monitor 112 through a connection line, a splitter is installed between the inverter 150 and the transformer 140 and between the transformer 140 and the voltage monitor 112, and output ends of the transformer 140 and the inverter 150 are connected to the heating rod 130.

Referring to fig. 2-3 again, a first switch 141 is installed on a connection line between the splitter and the transformer 140, a second switch 151 is installed on a connection line between the splitter and the inverter 150, and both the first switch 141 and the second switch 151 are connected to the controller 160 through a connection line, specifically, the first switch 141 is used for controlling the transformer 140 to be switched through the controller 160, and the second switch 151 is used for controlling the inverter 150 to be switched through the controller 160, so that the voltage can be conveniently adjusted.

In a specific using process, an external power supply is connected with the connecting terminal 110 through an electric wire, the voltage monitor 112 detects input voltage, when the input voltage is different from the normal working voltage of the electric heating tube, detection information is output to the controller 160, the controller 160 controls the voltage adjusting device to be used, when the voltage is too small, the controller 160 opens the first switch 141, the transformer 140 stops working, the voltage is increased through the inverter 150, when the voltage is too large, the controller 160 opens the second switch 151, the inverter 150 stops working, the voltage is reduced through the transformer 140, the voltage is output to the heating rod 130 to be heated.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A high-voltage resistant electric heating pipe is characterized in that: including controlling means (100), connecting terminal (110), insulation board (120) and heating rod (130), connecting terminal (110) is connected with controlling means (100), the output and the heating rod (130) of controlling means (100) are connected, the outer wall at controlling means (100) is installed in insulation board (120), controlling means (100) comprise control box, voltage detection device and voltage regulation device all install in the control box, voltage detection device's input is connected with connecting terminal (110), voltage detection device output is connected with voltage regulation device, voltage regulation device's output is connected with heating rod (130).

2. A high-voltage electric heating tube according to claim 1, characterized in that: insulating rubber is installed with the junction of connecting terminal (110) to the control box, the insulating layer is installed to the outer wall of connecting terminal (110), cup joint between the outer wall of insulation board (120) and controlling means (100), insulation board (120) are the rubber slab, heating rod (130) run through insulation board (120) and are connected with controlling means (100).

3. A high-voltage electric heating tube according to claim 2, characterized in that: a controller (160) is installed in the control box, and the controller (160) is connected with the voltage regulating device and the voltage detecting device through connecting wires.

4. A high-voltage electric heating tube according to claim 3, characterized in that: the control device (100) is a voltage monitor (112), a transmission line (111) is installed between connection terminals (110) of the voltage monitor (112), the voltage monitor (112) is connected with a voltage regulating device through the transmission line (111), and the voltage monitor (112) is connected with a controller (160) through the transmission line (111).

5. A high-voltage electric heating tube according to claim 4, characterized in that: the voltage regulation device comprises an inverter (150) and a transformer (140), the inverter (150) and the transformer (140) are connected with a voltage monitor (112) through connecting wires, a deconcentrator is installed between the inverter (150) and the transformer (140) and between the voltage monitor (112), and the output ends of the transformer (140) and the inverter (150) are connected with a heating rod (130).

6. A high-voltage electric heating tube according to claim 5, characterized in that: a first switch (141) is installed on a connecting line between the deconcentrator and the transformer (140), a second switch (151) is installed on a connecting line between the deconcentrator and the inverter (150), and the first switch (141) and the second switch (151) are connected with a controller (160) through connecting lines.