WO2019165843A1

WO2019165843A1 - Waterproof wiring terminal and household appliance

Info

Publication number: WO2019165843A1
Application number: PCT/CN2018/125503
Authority: WO
Inventors: 尚彬; 张引; 张坤鹏; 霍彪; 张华中; 古汤汤; 秦宪; 张玉忠; 曾友坚
Original assignee: 奥克斯空调股份有限公司
Priority date: 2018-02-27
Filing date: 2018-12-29
Publication date: 2019-09-06
Also published as: CN207896341U; AU2018410946B2; EP3761456A4; JP2021503153A; AU2018410946A1; EP3761456A1

Abstract

A waterproof wiring terminal and a household appliance, which relate to the technical field of waterproof household appliances. The waterproof wiring terminal (1) comprises a male connector (3) and a female connector (4). A male connector body (5) penetrates an insulation sleeve (6) and is fixedly connected to the insulation sleeve (6), and a water wiping pad (10) is installed inside of a female connector body (9); when the male connector (3) is inserted into the female connector (4), the male connector body (5) and the insulation sleeve (6) successively enter the water wiping pad (10), and the water wiping pad (10) produces a squeezing force on the male connector body (5) to stop water on the male connector body (5) outside of the water wiping pad (10), the water then flowing outside of the insulation sleeve (6), which prevents the water from becoming conducted by an electrical current. Since the waterproof wiring terminal (1) employs the insulation sleeve (6) that is sleeved outside of the male connector body (5) and the water wiping pad (10) that is installed inside of the female connector body (9), water on the male connector body (5) may be squeezed outside of the insulation sleeve (6), preventing the water from entering the female connector body (9) and causing the risk of electrical leakage. The waterproof connection terminal is convenient, practical, and safe to use.

Description

Waterproof terminal block and household appliance

Technical field

The utility model relates to the technical field of household appliance waterproofing, in particular to a waterproof connecting terminal and a household appliance.

Background technique

The existing terminal connection structure can realize precise alignment of wires and signal wires, and is widely used in household appliances. However, when the appliance is being repaired or disassembled, if the terminal male is accidentally stuck with water and then connected to the terminal female, there is a hidden danger of leakage, and the breakpoint is tripped, which causes fire and harms the user's life and property. .

Utility model content

In view of this, the utility model aims to provide a waterproof terminal, which has a simple structure, can remove the water stained on the male head during assembly, prevent water from entering the female head and cause leakage trouble, and is convenient to use, practical and safe.

In order to achieve the above object, the technical solution of the present invention is implemented as follows:

The utility model relates to a waterproof terminal, which comprises a male head and a female head. The male head comprises a male body and an insulating sleeve. The male body passes through the insulating sleeve and is fixedly connected with the insulating sleeve. The female head comprises a female body and a water wiper. The water pad is installed in the body of the female body, and the water pad is used to squeeze the water on the body of the male body outside the insulating sleeve when the male head is inserted into the female head.

Further, the male body has a cylindrical shape, and the male body includes a connecting portion and a needle head. The connecting portion is connected to the needle head, and the insulating sleeve is disposed outside the connecting portion and is fixedly connected to the connecting portion.

Further, the diameter of one end of the insulating sleeve near the needle head is smaller than the diameter of the end of the insulating sleeve away from the needle head.

Further, the female body is provided with a mounting cavity and a conductive cavity, the mounting cavity is in communication with the conductive cavity, the wiper pad is mounted in the mounting cavity, the male head passes through the wiper pad, and extends into the conductive cavity .

Further, the water pad is provided with an insertion hole, the insertion hole corresponding to the position of the conductive cavity, and the insertion hole is for the male head to pass through.

Further, the insulating sleeve is interference-fitted with the insertion hole, and the male body is matched with the insertion hole.

Further, one end of the water pad away from the conductive cavity is provided with a flared structure, and the flared structure is in communication with the insertion hole.

Further, the flared structure has a flared shape, and the flared structure includes oppositely disposed large ends and small ends, the large end is for inserting into the male end, and the small end is connected to the insertion hole.

Further, the water pad is made of a rubber material, and the insulating sleeve is made of an insulating material.

Compared with the prior art, the waterproof terminal of the utility model has the following advantages:

The waterproof terminal of the utility model has a male body passing through the insulating sleeve and fixedly connected with the insulating sleeve, and the water pad is installed in the female body. When the male is inserted into the female head, the male body and the insulating sleeve are successively Entering the water pad, the water pad generates a pressing force on the male body, stops the water on the male body from being outside the water pad, and then flows outside the insulating sleeve to prevent the water from being conducted by the current. Compared with the prior art terminal, the waterproof terminal of the present invention can use the insulating sleeve sleeved on the outside of the male body and the water pad installed in the body of the male body, so that the male connector can be used. The water on the body is squeezed outside the insulating sleeve to prevent water from entering the female body and causing leakage hazard, which is convenient to use, practical and safe.

Another object of the present invention is to provide a household appliance with a simple structure, which can remove the water stained on the male head during assembly, prevent water from entering the female head and cause potential leakage, and is convenient to use, practical, safe, stable and durable.

A household appliance comprising the above-mentioned waterproof terminal.

Compared with the prior art, the household appliance of the present invention has the following advantages:

The household appliance of the utility model comprises a waterproof terminal, and has a simple structure, can squeeze water on the male body to the outside of the insulating sleeve, prevent water from entering the female body and cause leakage trouble, is convenient to use, practical and safe, stable and durable.

The advantages of the home appliance and the above-mentioned waterproof terminal are the same as those of the prior art, and are not described herein again.

DRAWINGS

The accompanying drawings, which are incorporated in FIG. In the drawing:

1 is a schematic structural view of a waterproof terminal according to an embodiment of the present invention;

2 is a schematic structural view of a male head in a waterproof connection terminal according to an embodiment of the present invention;

3 is a schematic structural view of a female head in a waterproof terminal according to an embodiment of the present invention;

4 is a schematic structural view of the wiper pad of FIG. 3.

Description of the reference signs:

1-waterproof terminal block; 3-male head; 4-female head; 5-male body; 6-insulation sleeve; 7-joint portion; 8-pin head; 9-female body; 10--wipe pad; - mounting cavity; 12 - conductive cavity; 13 - insertion hole; 14 - flared structure; 15 - big end; 16 - small end.

Detailed ways

It should be noted that the embodiments in the present invention and the features in the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the drawings in conjunction with the embodiments.

Example

Referring to FIG. 1 , an embodiment of the present invention provides a household appliance (not shown) to facilitate daily life of a user. The utility model has the advantages of simple structure, can remove the water stained on the male head 3 during assembly, prevent water from entering the female head 4 and cause leakage trouble, and is convenient to use, practical and safe. The household appliance includes a waterproof terminal 1 for realizing accurate alignment of wires and signal lines in the household appliance. In this embodiment, a household appliance is taken as an air conditioner as an example, and a specific description is made.

The waterproof terminal 1 includes a male head 3 and a female head 4. The male head 3 is inserted into the female head 4 to achieve assembly and complete precise alignment of the wires and signal wires. When the air conditioner is in normal use, the male 3 and the female 4 are assembled, and the outside water cannot enter; when the air conditioner is maintained and cleaned, the male 3 and the female 4 are separated, and the male 3 may not Carefully dip the water. If the male head 3 is assembled again with the female head 4, the female head 4 will squeeze out the water on the male head 3 to prevent potential leakage.

Referring to FIG. 2, the male head 3 includes a male body 5 and an insulating sleeve 6. The male body 5 passes through the insulating sleeve 6 and is fixedly connected to the insulating sleeve 6. The male body 5 is made of a conductive material to achieve conduction between the male head 3 and the female head 4. The female head 4 squeezes the water on the male body 5 out of the insulating sleeve 6, and the insulating sleeve 6 is isolated between the water and the male body 5 to prevent the water from contacting the male body 5 to conduct electricity.

The male body 5 includes a connecting portion 7 and a needle head 8. The connecting portion 7 is connected to the needle head 8, and the insulating sleeve 6 is sleeved outside the connecting portion 7, and is fixedly connected to the connecting portion 7. The needle head 8 extends out of the insulating sleeve 6, and the needle head 8 is used to directly conduct electricity with the female head 4. The diameter of one end of the insulating sleeve 6 near the needle head 8 is smaller than the diameter of the end of the insulating sleeve 6 away from the needle head 8, so that the insulating sleeve 6 extends into the female head 4.

In the present embodiment, the male body 5 has a cylindrical shape, but is not limited thereto. The male body 5 may have a rectangular column shape, and the shape of the male body 5 is not particularly limited.

Referring to FIG. 3, the female head 4 includes a female body 9 and a water pad 10. The water pad 10 is mounted in the female body 9, and the water pad 10 is used to squeeze the water on the male body 5 out of the insulating sleeve 6 when the male head 3 is inserted into the female head 4. A mounting cavity 11 and a conductive cavity 12 are disposed in the female body 9. The mounting cavity 11 is in communication with the conductive cavity 12, and the wiper pad 10 is mounted in the mounting cavity 11, and the male head 3 passes through the wiper pad 10 and extends into the conductive cavity 12. The water on the male body 5 is squeezed outside the insulating sleeve 6 by the water pad 10 to prevent water from entering the mounting cavity 11 to cause a safety hazard. The male body 5 extends into the conductive cavity 12 to achieve electrical conduction.

The water pad 10 is provided with an insertion hole 13 corresponding to the position of the conductive cavity 12, the insertion hole 13 is for the male head 3 to pass through, and the male head 3 passes through the insertion hole 13 to be electrically conductive. The cavity 12 is turned on. The insulating sleeve 6 is interference-fitted with the insertion hole 13, and the male body 5 and the insertion hole 13 are gap-fitted to facilitate the cooperation of the male head 3 and the female head 4.

Referring to FIG. 4 , in the embodiment, one end of the water pad 10 away from the conductive cavity 12 is provided with a flared structure 14 , and the flared structure 14 is in communication with the insertion hole 13 . The flared structure 14 has a flared shape, and the flared structure 14 includes oppositely disposed large ends 15 and small ends 16, the large end 15 is for inserting the male head 3, and the small end 16 is connected with the insertion hole 13 for facilitating the insertion of the male head 3. To prevent the male head 3 from deforming or bending during the insertion process.

In the present embodiment, the water pad 10 is made of a rubber material, and the insulating sleeve 6 is made of an insulating material, but is not limited thereto, and the materials for manufacturing the water pad 10 and the insulating sleeve 6 are not specifically limited.

In the assembly process of the male head 3 and the female head 4, first, the male body 5 passes through the insertion hole 13 of the wiper pad 10, and since the male body 5 and the insertion hole 13 are clearance-fitted, the water on the male body 5 is The water pad 10 stops outside the insertion hole 13 and cannot enter the insertion hole 13 with the male body 5, at which time some water will drip from the male body 5; then the insertion of the insulating sleeve 6 through the water pad 10 The hole 13 has an interference fit between the insulating sleeve 6 and the insertion hole 13, so that part of the water outside the insertion hole 13 is pressed by the wiper pad 10 to the outside of the insulating sleeve 6, and cannot enter the insertion hole 13 with the wiper pad 10, thereby avoiding The leakage occurred.

The waterproof terminal 1 according to the embodiment of the present invention, the male body 5 passes through the insulating sleeve 6 and is fixedly connected with the insulating sleeve 6. The wiper pad 10 is installed in the female body 9, and when the male head 3 is inserted into the female head At 4 o'clock, the male body 5 and the insulating sleeve 6 enter the water pad 10 successively, and the water pad 10 exerts a pressing force on the male body 5 to stop the water on the male body 5 from being wiped outside the water pad 10, and then Flows out of the insulating sleeve 6 to prevent water from being conducted by the current. Compared with the prior art terminal block, the waterproof terminal 1 of the present invention adopts an insulating sleeve 6 sleeved outside the male body 5 and a water pad 10 mounted in the female body 9. Therefore, the water on the male body 5 can be squeezed out of the insulating sleeve 6, preventing water from entering the female body 9 and causing leakage trouble, convenient use, practical and safe, and the safety of the household appliance is strong, and the user experience is good.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., which are included in the spirit and principles of the present invention, should be included in Within the scope of protection of the present invention.

Claims

A waterproof terminal block comprising a male head (3) and a female head (4), the male head (3) comprising a male body (5) and an insulating sleeve (6), the male body ( 5) passing through the insulating sleeve (6) and fixedly connected to the insulating sleeve (6), the female head (4) comprising a female body (9) and a water pad (10), the wiping water a pad (10) mounted in the female body (9) for arranging the male body when the male (3) is inserted into the female (4) 5) The water on the outside is squeezed outside the insulating sleeve (6).
The waterproof terminal according to claim 1, wherein the male body (5) has a cylindrical shape, and the male body (5) includes a connecting portion (7) and a needle head (8), The connecting portion (7) is connected to the needle head (8), and the insulating sleeve (6) is sleeved outside the connecting portion (7) and fixedly connected to the connecting portion (7).
The waterproof terminal according to claim 2, wherein a diameter of the insulating sleeve (6) near one end of the needle head (8) is smaller than the insulating sleeve (6) away from the needle head (8) The diameter of one end.
A waterproof terminal according to claim 1, wherein said female body (9) is provided with a mounting cavity (11) and a conductive cavity (12), said mounting cavity (11) and said The conductive cavity (12) is in communication, the wiper pad (10) is mounted in the mounting cavity (11), the male head (3) passes through the wiper pad (10), and extends into The conductive cavity (12).
The waterproof terminal according to claim 4, characterized in that the water pad (10) is provided with an insertion hole (13), the position of the insertion hole (13) and the conductive cavity (12) Corresponding to the position, the insertion hole (13) is for the male head (3) to pass through.
A waterproof terminal according to claim 5, wherein said insulating sleeve (6) is interference-fitted with said insertion hole (13), said male body (5) and said insertion hole (13) Clearance fit.
The waterproof terminal according to claim 5, wherein one end of the wiper pad (10) away from the conductive cavity (12) is provided with a flared structure (14), and the flared structure (14) ) is in communication with the insertion hole (13).
The waterproof terminal according to claim 7, wherein the flared structure (14) has a flared shape, and the flared structure (14) includes oppositely disposed large ends (15) and small ends (16). The big end (15) is for insertion of the male head (3), and the small end (16) is connected to the insertion hole (13).
A waterproof terminal according to claim 1, wherein said water pad (10) is made of a rubber material, and said insulating sleeve (6) is made of an insulating grease material.
A household appliance characterized by comprising the waterproof terminal according to any one of claims 1 to 9.