CN216437509U

CN216437509U - Insert formula single-end heating rod soon

Info

Publication number: CN216437509U
Application number: CN202122474062.4U
Authority: CN
Inventors: 邓益超
Original assignee: Jiaxing Zuopas Industry Co ltd
Current assignee: Jiaxing Zuopas Industry Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-03
Anticipated expiration: 2031-10-14

Abstract

The utility model belongs to the electric heater field aims at providing a formula of inserting single-end heating rod soon. This insert formula single-end heating rod soon includes: one end of the heating rod body is closed, and two power supply leads are led out from the other end of the heating rod body; the quick plug comprises a quick plug body, a quick plug body and a quick plug body, wherein the quick plug body comprises a first wiring piece and a second wiring piece which can conduct electricity, and an insulating part is arranged between the first wiring piece and the second wiring piece; one end of the quick plug body is a wiring end, and two power supply leads are respectively connected with the end parts of the first wiring piece and the second wiring piece; the other end of the quick plug body is a quick plug end, and the other end of the first wiring piece and the other end of the second wiring piece form an interface shape suitable for plugging. The product has an interface shape suitable for plugging, and can be installed only by plugging a matched power plug when in use; the method is simple and quick, and omits complicated wiring procedures; the installation and maintenance cost is lower, and more labor cost is saved. The quick plug is more stable to install, and electric leakage and power failure accidents caused by loosening and aging can be avoided.

Description

Insert formula single-end heating rod soon

Technical Field

The utility model belongs to the electric heater field, concretely relates to can realize electric heating rod of pegging graft fast.

Background

The single-end heating rod is also called a single-end electric heating tube, is one of electric heating tubes (tubular electric heating elements), and belongs to an electric heating device with a great number of application scenes. One end of the heating tube main body is closed, and 2 leading-out rods (wires) are led out from the other end in parallel.

The leading-out of the single-head heating rod in the current market is 2 power leading-out rods or power leading wires, and in order to realize the connection with a power supply, only extra cables or connectors are arranged. Therefore, when the single-head heating rod is applied, an installer needs to manually perform welding or binding operation on 2 leading-out rods (wires) one by one, and then perform insulation treatment on the leading-out rods (wires) by using the insulating tapes. The whole process is time-consuming and labor-consuming, and has hidden troubles of connection faults caused by insufficient soldering and infirm binding due to installation errors, so that the product quality problem of the whole heating equipment is easily caused. After long-time use, the insulating tape is aged and falls off, and the hidden danger of electric leakage is easily generated, so that personal injury accidents are caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome not enough among the prior art, provide a formula of inserting single-end heating rod soon.

In order to solve the technical problem, the utility model discloses a solution is:

provided is a quick-insertion type single-headed heating rod, including: one end of the heating rod body is closed, and two power supply leads are led out from the other end of the heating rod body; the quick plug comprises a quick plug body, a quick plug body and a quick plug body, wherein the quick plug body comprises a first wiring piece and a second wiring piece which can conduct electricity, and an insulating part is arranged between the first wiring piece and the second wiring piece; one end of the quick plug body is a wiring end, and the two power supply leads are respectively connected with the end parts of the first wiring piece and the second wiring piece; the other end of the quick plug body is a quick plug end, and the other end of the first wiring piece and the other end of the second wiring piece form an interface shape suitable for plugging.

As an improvement, the terminal of the quick plug body has the following structure: the cross section of the wiring terminal is annular, and the first wiring piece and the second wiring piece are coaxially arranged; the first wiring piece is located the axis direction and the tip is equipped with circular counter bore, and the second wiring piece suit is equipped with annular insulating part in the periphery of first wiring piece between the two.

As an improvement, the terminal of the quick plug body has the following structure: the cross section of the wiring terminal is rectangular, and the first wiring piece and the second wiring piece are arranged in parallel to the axial direction; the first wiring piece is positioned on one side surface, the second wiring piece is in a U shape or a concave shape and is semi-enclosed outside the first wiring piece, and an insulating part with a matched shape is arranged between the first wiring piece and the second wiring piece.

As an improvement, the terminal of the quick plug body has the following structure: the cross section of the wiring end is triangular or polygonal, or is in an irregular shape formed by an arc and a line segment; the first wiring piece, the insulating part and the second wiring piece are all arranged in parallel to the axis direction, and the first wiring piece, the insulating part and the second wiring piece form a sandwich structure.

As an improvement, the two power supply leads are respectively connected with the first wiring piece and the second wiring piece through welding.

As an improvement, the end parts of the first wiring piece and the second wiring piece are provided with clamping claws, and the two power supply leads are respectively wrapped and fixed by the clamping claws.

As an improvement, the end parts of the first wiring piece and the second wiring piece are provided with clamping interfaces, and the two power supply leads are respectively inserted into the clamping interfaces and are fixed by screws or snap springs.

As a modification, the first wiring member is a quick plug positive electrode connected to a positive electrode of an external power plug; the second wiring piece is a negative electrode of the quick plug and is connected with a negative electrode of an external power plug; or the first wiring piece is a negative electrode of the quick plug and is connected with a negative electrode of an external power plug; the second wiring piece is a quick plug anode and is connected with the anode of an external power supply plug.

As an improvement, the middle part of the quick plug body is provided with a quick-assembly buckle part, a flange surface or a transition joint with external threads.

As an improvement, an installation flange is arranged at one end of the heating rod body, from which a power supply lead is led out, and the installation flange is fixed at the end part of the heating rod body in a compression joint or welding mode; the installation flange center trompil department is equipped with the internal thread, the middle part of quick-operation plug body is for having the crossover sub of external screw thread, and both realize fixed mounting through threaded connection mode.

As an improvement, an insulating sleeve is arranged outside the wiring end of the quick plug body; the insulating sleeve is movably sleeved outside the terminal, or the end part of the insulating sleeve is fixed on the outer edge of the terminal and the opening of the insulating sleeve faces outwards.

Compared with the prior art, the utility model has the technical effects that:

1. the other end of the quick plug body of the utility model is a quick plug end which has an interface shape suitable for plugging; when the power plug is used in an application scene, the installation can be realized only by plugging the matched power plug. Simple and fast, and omits complicated wiring procedures.

2. The utility model discloses a product installation cost is lower in the use, has left out more costs of labor.

3. The utility model discloses a quick plug size is little, and space utilization is high.

4. The utility model discloses a quick plug installation is more firm, electric leakage, the outage accident that the pine takes off, ageing leads to can not appear.

5. Because the plug-in connection is convenient, the maintenance is very convenient, the heating rod can be replaced only by simple plug-in and pull-out actions, and the maintenance cost is greatly saved.

Drawings

Fig. 1 is a schematic view of the shape of the medium-fast plug-in single-head heating rod of the present invention.

Fig. 2 is a schematic diagram of the shape of the medium-fast plug (power adapter) of the present invention.

Fig. 3 is a schematic diagram of a local section and a circuit connection of the medium-fast plug of the present invention.

Fig. 4 is an overall sectional schematic view of the medium-fast plug of the present invention.

The reference numerals in the figures illustrate: a heating rod body 1; installing a flange 2; a quick plug body 3; a power supply lead 4; a first wiring member 5; a second wiring member 6; an insulating member 7; a transition joint 8.

Detailed Description

The numbering of the components as such, for example "first", "second", etc., in this application is used solely to distinguish between the objects depicted and not to imply any order or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be considered as limiting the present application.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1-4, the quick-insertion single-head heating rod of the present invention includes a heating rod body 1 and a quick-insertion head body 3. Wherein, one end of the heating rod body 1 is closed, and two power supply leads 4 are led out from the other end, and the heating rod belongs to the conventional design. The utility model has the innovation that the quick plug body 3 is added, and comprises a first wiring piece 5 and a second wiring piece 6 which can conduct electricity, and an insulating part 7 is arranged between the first wiring piece and the second wiring piece; one end of the quick plug body 3 is a wiring end, and two power supply leads 4 are respectively connected with the ends of a first wiring piece 5 and a second wiring piece 6; the other end of the quick plug body 3 is a quick plug end, and the other end of the first wiring piece 5 and the other end of the second wiring piece 6 form an interface shape suitable for plugging.

The shape of the interface suitable for plugging can be realized in various ways, such as:

(1) as shown in fig. 3, the terminal of the quick plug body 3 has the following structure: the cross section of the wiring terminal is annular, and the first wiring piece 5 and the second wiring piece 6 are coaxially arranged; the second wiring piece 6 is located the axis direction and the tip is equipped with circular counter bore, and first wiring piece 5 suit is equipped with annular insulating part 7 in the periphery of second wiring piece 6 between the two. This design is most easily adapted to the external power plug currently on the market, such as the common DC power round hole plug, and has various aperture options.

(2) The terminal of the quick plug body 3 has the following structure: the section of the wiring terminal is rectangular, and the first wiring piece 5 and the second wiring piece 6 are arranged in parallel to the axial direction; the first wiring piece 5 is positioned on one side surface, the second wiring piece 6 is semi-enclosed outside the first wiring piece in a U shape or a concave shape, and an insulating part with a matched shape is arranged between the first wiring piece and the second wiring piece. This design requires the use of a square external power plug.

(3) The terminal of the quick plug body 3 has the following structure: the cross section of the wiring end is triangular or polygonal, or is in an irregular shape formed by an arc and a line segment; the first wiring piece 5, the insulating member 7 and the second wiring piece 6 are all arranged in parallel to the axis direction, and the three form a sandwich structure. This design requires the use of a shaped external power plug that is different from the conventional round or square shape.

The utility model discloses in, supporting use square or special-shaped external power plug, can avoid the plug of misuse in specific installation scene, also can avoid vibrations to lead to twisting reverse in the use, the pine takes off, specifically can select according to the in service behavior of heater in the applied scene.

The power lead 4 can be connected to the quick connector body 3 in various ways. For example, it is most commonly connected to the first and

second wire members

5 and 6 by welding. Alternatively, the first and

second wire members

5 and 6 may have claws at their ends, and the two power supply leads 4 may be wrapped and fixed by the claws, respectively. Clamping interfaces can be arranged at the end parts of the first wiring piece 5 and the second wiring piece 6, and the two power supply leads 4 are respectively inserted into the clamping interfaces and are fixed by screws or clamping springs.

The utility model discloses an installation mode of product in the heater application scene also has multiple and can select. For example, a snap-fit connection, a flange surface or a transition joint 8 with an external thread can be provided in the middle of the quick connector body 3. Through correspond on the heater device and set up fast-assembling buckle, butt flange face or have the internal screw thread mounting hole, just can will the utility model discloses a product direct mount is on the heater device.

Alternatively, the mounting flange 2 can be used as a transition means. Specifically, an installation flange 2 is arranged at one end of the heating rod body 1, from which a power supply lead 4 is led out, and the installation flange 2 is fixed at the end of the heating rod body 1 in a compression joint or welding mode. The central hole of mounting flange 2 department is equipped with the internal thread, is the crossover sub 8 that has the external screw thread at the middle part of quick-operation plug body 3, and both realize fixed mounting through threaded connection mode. In consideration of the high temperature environment in practical use, the mounting flange 2 may be made of a non-metallic material with thermal insulation or low thermal conductivity, so as to avoid potential influence of the high temperature of the heater device on the quick plug, and the non-metallic material may be selected from PEEK (polyether ether ketone), TEFLON (polytetrafluoroethylene), silica gel, nylon, and the like. Besides the threaded fixation through the transition joint 8, the connection mode of the quick connector 3 and the mounting flange 2 can be fixed in other modes: interference connection, sealant fixation and sealing ring fixation. The remaining space inside the mounting flange 2 may be filled with a sealing material, such as epoxy, insulation wool, silicone, ceramic based sealing material, glass sealing, etc.

The utility model discloses in, insulating part 7 is made by non-conductive non-metallic material, like PEEK (polyether ether ketone), TEFLON (polytetrafluoroethylene), nylon, silica gel etc.. The first and

second wire members

5 and 6 are made of a conductive metal material, and positive and negative properties thereof are determined by an external power source. For example, the first wiring member 5 is a quick plug positive electrode connected to a positive electrode of an external power plug; the second wiring piece 6 is a negative pole of the quick plug and is connected with a negative pole of an external power plug; or, the first wiring piece 5 is a negative pole of a quick plug and is connected with a negative pole of an external power plug; the second wiring member 6 is a quick plug positive electrode connected to a positive electrode of an external power plug. Two power supply leads 4 form a loop between two poles of an external power supply and the heating wire inside the heating rod body 3.

As the heating rod, the properties of the first wire member 5 and the second wire member 6 as the positive and negative electrodes are interchangeable. However, the heating rod usually uses 220V power supply, and the live wire and the zero wire inside the power supply socket in the actual power utilization environment often have the condition of reverse wiring. Consider the electrical safety problem, the utility model provides an outside insulating cover that is used for the parcel that sets up of wiring end at fast plug body 3. The insulating sleeve can be movably sleeved outside the wiring terminal, and when an external power plug is connected with the wiring terminal, the movable insulating sleeve is moved to be sleeved on the exposed first wiring piece 5 or the exposed second wiring piece 6. Alternatively, the insulating sleeve may be fixed at its end to the outer edge of the terminal with the opening facing outward, and when the external power plug is connected to the terminal, the originally exposed portion of the first wiring member 5 or the second wiring member 6 is just completely shielded by the insulating sleeve. Therefore, the power utilization safety accidents caused by the fact that the power supply live wire is touched can be avoided.

Finally, it is to be noted that the above-mentioned embodiments are only specific embodiments of the present invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.

Claims

1. A fast-inserting single-head heating rod is characterized by comprising:

one end of the heating rod body is closed, and two power supply leads are led out from the other end of the heating rod body;

the quick plug comprises a quick plug body, a quick plug body and a quick plug body, wherein the quick plug body comprises a first wiring piece and a second wiring piece which can conduct electricity, and an insulating part is arranged between the first wiring piece and the second wiring piece;

one end of the quick plug body is a wiring end, and the two power supply leads are respectively connected with the end parts of the first wiring piece and the second wiring piece; the other end of the quick plug body is a quick plug end, and the other end of the first wiring piece and the other end of the second wiring piece form an interface shape suitable for plugging.

2. The quick-insertion type single-ended heating rod according to claim 1, wherein the terminal of the quick-insertion body has the following structure: the cross section of the wiring terminal is annular, and the first wiring piece and the second wiring piece are coaxially arranged; the first wiring piece is located the axis direction and the tip is equipped with circular counter bore, and the second wiring piece suit is equipped with annular insulating part in the periphery of first wiring piece between the two.

3. The fast-insertion single-ended heating rod according to claim 1, wherein the terminal of the fast-insertion body has the following structure: the cross section of the wiring terminal is rectangular, and the first wiring piece and the second wiring piece are arranged in parallel to the axial direction; the first wiring piece is positioned on one side surface, the second wiring piece is in a U shape or a concave shape and is semi-enclosed outside the first wiring piece, and an insulating part with a matched shape is arranged between the first wiring piece and the second wiring piece.

4. The fast-insertion single-ended heating rod according to claim 1, wherein the terminal of the fast-insertion body has the following structure: the cross section of the wiring end is triangular or polygonal, or is in an irregular shape formed by an arc and a line segment; the first wiring piece, the insulating part and the second wiring piece are all arranged in parallel to the axis direction, and the first wiring piece, the insulating part and the second wiring piece form a sandwich structure.

5. The rapid-insertion single-ended heating rod according to claim 1, wherein the two power supply leads are connected to the first wiring piece and the second wiring piece by welding, respectively; or the end parts of the first wiring piece and the second wiring piece are provided with clamping jaws, and the two power supply leads are respectively wrapped and fixed by the clamping jaws; or the ends of the first wiring piece and the second wiring piece are provided with clamping interfaces, and the two power supply leads are respectively inserted into the clamping interfaces and are fixed by screws or clamping springs.

6. The fast-plug single-ended heating rod according to claim 1, wherein said first wiring member is a fast plug positive electrode connected to a positive electrode of an external power plug; the second wiring piece is a negative electrode of the quick plug and is connected with a negative electrode of an external power plug; or the first wiring piece is a negative electrode of the quick plug and is connected with a negative electrode of an external power plug; the second wiring piece is a quick plug anode and is connected with the anode of an external power supply plug.

7. The quick-insertion type single-head heating rod according to claim 1, wherein a quick-insertion fastening part, a flange surface or a transition joint with external threads is arranged in the middle of the quick-insertion head body.

8. The quick-insertion type single-head heating rod according to claim 1, wherein a mounting flange is arranged at one end of the heating rod body from which the power supply lead is led out, and the mounting flange is fixed at the end of the heating rod body in a crimping or welding manner; the installation flange center trompil department is equipped with the internal thread, the middle part of quick-operation plug body is for having the crossover sub of external screw thread, and both realize fixed mounting through threaded connection mode.

9. The fast-insertion type single-ended heating rod according to claim 1, wherein an insulating sleeve is provided outside the terminal of the fast-insertion type body; the insulating sleeve is movably sleeved outside the terminal, or the end part of the insulating sleeve is fixed on the outer edge of the terminal and the opening of the insulating sleeve faces outwards.