CN216488772U - Connecting structure for power supply inlet wire and leading-out heating wire of variable frequency heater - Google Patents
Connecting structure for power supply inlet wire and leading-out heating wire of variable frequency heater Download PDFInfo
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- CN216488772U CN216488772U CN202120688264.6U CN202120688264U CN216488772U CN 216488772 U CN216488772 U CN 216488772U CN 202120688264 U CN202120688264 U CN 202120688264U CN 216488772 U CN216488772 U CN 216488772U
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- wire
- conductive copper
- variable frequency
- circuit board
- frequency heater
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Abstract
The utility model belongs to the technical field of variable frequency heating equipment, and particularly discloses a connecting structure for a power supply inlet wire and an outlet heating wire of a variable frequency heater, which comprises a shell and a circuit board, wherein the circuit board is provided with a plurality of conductive copper studs, the circuit board is arranged in a groove on the side surface of the shell, the opening of the groove is provided with a side door for closing the opening, one end of each conductive copper stud is positioned in the groove, the other end of each conductive copper stud is positioned in the shell, and two ends of each conductive copper stud are respectively provided with a pair of nuts for clamping a conducting wire; realize cutting apart into two parts with the wire through this device, partly be located outside the casing, another part is located the casing, and two parts are connected through electrically conductive copper double-screw bolt to avoid entrance hole wearing and tearing wire, and the part that the wire is located the casing is then static owing to not with external lug connection, and then eliminate the wire and rock the circumstances such as the not hard up that causes the screw, the contact failure appears, the joint generates heat, strikes sparks, guarantees the safety in utilization of equipment.
Description
Technical Field
The utility model relates to the technical field of variable frequency heating equipment, in particular to a connecting structure for a power supply inlet wire and a leading-out heating wire of a variable frequency heater.
Background
The wire inlet and outlet of the existing frequency conversion heater are connected to the control switch through the casing via the wire inlet hole of the casing. The lead inevitably generates friction with the shell in the long-time use process, and the lead can appear brokenly skin, wet, intaking, electric leakage etc. and lead to the incident. In addition, the friction and movement of the lead wire may cause loosening of the connection screw, resulting in poor contact, heating of the joint, sparking, and other failures.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a connecting structure for a power supply inlet wire and a leading-out heating wire of a variable frequency heater, so that the friction between a lead and a shell is eliminated, the lead is effectively prevented from being damaged, and the lead is prevented from being connected and loosened.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a connection structure that is used for variable frequency heater's power inlet wire and draws forth heater wire, includes casing and circuit board, the circuit board is provided with a plurality of electrically conductive copper double-screw bolts, just the circuit board sets up in the recess of casing side, the opening of recess is provided with closed open-ended side door, just the one end of electrically conductive copper double-screw bolt is located the recess, and the other end is located the casing, just electrically conductive copper double-screw bolt wind both ends all are provided with a pair of nut that is used for the centre gripping wire.
Furthermore, the circuit board is made of an insulating material.
Further, the one end and the opening of side door are articulated, and the other end passes through the hasp with the opening and is connected.
Further, the circuit board is arranged as a bottom plate of the groove, and the circuit board and the groove are detachably connected.
Furthermore, each conductive copper stud is provided with a power indicator light, the anode of the power indicator light is connected with one end of the conductive copper stud through a resistor, and the cathode of the power indicator light is connected with the other end of the conductive copper stud.
Further, the power indicator light is a light emitting diode.
The beneficial technical effects of the utility model are as follows:
compared with the prior art, the connecting structure for the power supply inlet wire and the leading-out heating wire of the variable-frequency heater is distinctive, the lead is divided into two parts through the connecting structure, one part is positioned outside the shell, the other part is positioned in the shell, and the two parts are connected through the conductive copper stud, so that the lead is prevented from being worn by the inlet wire hole; in addition, when the variable frequency heater is not used, the conducting wire positioned outside the shell can be detached from the conductive copper stud, the variable frequency heater is convenient to carry and move, the groove can be sealed by utilizing the side door, external sundries are prevented from entering or colliding with the outside, and the circuit board and the conductive copper stud are effectively protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without creative efforts.
FIG. 1 is a schematic diagram of a connection structure of a power supply inlet wire and an outlet heating wire for a variable frequency heater.
In the figure: 1. a shell, 2 side doors, 3 grooves, 4 latches, 5 circuit boards,
6. conductive copper stud, 7 power indicator light.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, a connection structure for a power inlet wire and an outlet heating wire of a variable frequency heater according to a preferred embodiment of the present invention includes a casing 1 and a circuit board 5, the circuit board 5 is provided with a plurality of conductive copper studs 6, the circuit board 5 is disposed in a groove 3 on a side surface of the casing 1, an opening of the groove 3 is provided with a side door 2 for closing the opening, one end of each conductive copper stud 6 is disposed in the groove 3, the other end of each conductive copper stud 6 is disposed in the casing 1, and two ends of each conductive copper stud 6 are provided with a pair of nuts for clamping a wire.
When the connecting structure for the power supply inlet wire and the leading-out heating wire of the variable frequency heater is applied, the lead is divided into two parts by the device, one part is positioned outside the machine shell 1, the other part is positioned in the machine shell 1, and the two parts are connected by the conductive copper stud 6, so that the lead is prevented from being worn by the inlet wire hole, and the part of the lead positioned in the machine shell 1 is kept static because the part is not directly connected with the outside, thereby eliminating the conditions of screw loosening, poor contact, heating of a joint, ignition and the like caused by lead shaking, and ensuring the use safety of equipment; in addition, when the variable frequency heater is not used, the conducting wire positioned outside the shell 1 can be detached from the conductive copper stud 6, the variable frequency heater is convenient to carry and move, the groove 3 can be sealed by the side door 2, external sundries are prevented from entering or colliding with the outside, and the circuit board 5 and the conductive copper stud 6 are effectively protected.
On the basis of the above embodiment, the circuit board 5 is made of an insulating material to avoid short circuit between the conductive copper studs 6, and the insulating material is not particularly limited herein.
On the basis of the above embodiment, one end of the side door 2 is hinged with the opening, and the other end is connected with the opening through the lock catch 4, so as to conveniently open the groove 3.
Specifically, the circuit board 5 may be provided as a bottom plate of the groove 3, and the circuit board 5 and the groove 3 may be detachably connected to facilitate subsequent wiring, or damage replacement.
For better technical effect, each conductive copper stud 6 is provided with a power indicator lamp 7, the anode of the power indicator lamp 7 is connected with one end of the conductive copper stud 6 through a resistor, the cathode of the power indicator lamp 7 is connected with the other end of the conductive copper stud 6, specifically, the power indicator lamp 7 can be selected as a light emitting diode, and after the two sides of the conductive copper studs 6 are electrically connected, the diode is normally on to indicate the on-off condition of the circuit.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a connection structure that is used for variable frequency heater's power inlet wire and draws forth heater wire, includes casing (1), its characterized in that still includes circuit board (5), circuit board (5) are provided with a plurality of electrically conductive copper double-screw bolts (6), just circuit board (5) set up in recess (3) of casing (1) side, the opening of recess (3) is provided with closed open-ended side door (2), just the one end of electrically conductive copper double-screw bolt (6) is located recess (3), and the other end is located casing (1), just electrically conductive copper double-screw bolt (6) wind both ends all are provided with a pair of nut that is used for the centre gripping wire.
2. The connection structure for the power supply inlet wire and the outlet heating wire of the variable frequency heater according to claim 1, wherein the circuit board (5) is made of an insulating material.
3. The connection structure for the power inlet wire and the outlet heating wire of the variable frequency heater as claimed in claim 1, wherein one end of the side door (2) is hinged with the opening, and the other end is connected with the opening through a lock catch (4).
4. The connection structure for the power supply inlet wire and the outlet heating wire of the variable frequency heater according to claim 1, characterized in that the circuit board (5) is arranged as the bottom plate of the groove (3), and the circuit board (5) and the groove (3) are detachably connected.
5. The connection structure for the power inlet wire and the outlet heating wire of the variable frequency heater according to claim 1, characterized in that each conductive copper stud (6) is provided with a power indicator lamp (7), the positive pole of the power indicator lamp (7) is connected with one end of the conductive copper stud (6) through a resistor, and the negative pole is connected with the other end of the conductive copper stud (6).
6. The connecting structure for the power supply inlet wire and the outlet heating wire of the variable frequency heater according to claim 5, characterized in that the power supply indicator light (7) is a light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120688264.6U CN216488772U (en) | 2021-04-02 | 2021-04-02 | Connecting structure for power supply inlet wire and leading-out heating wire of variable frequency heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120688264.6U CN216488772U (en) | 2021-04-02 | 2021-04-02 | Connecting structure for power supply inlet wire and leading-out heating wire of variable frequency heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216488772U true CN216488772U (en) | 2022-05-10 |
Family
ID=81394321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120688264.6U Active CN216488772U (en) | 2021-04-02 | 2021-04-02 | Connecting structure for power supply inlet wire and leading-out heating wire of variable frequency heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216488772U (en) |
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2021
- 2021-04-02 CN CN202120688264.6U patent/CN216488772U/en active Active
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