Plug-in type metal fastener for rain sensor of windscreen wiper

Abstract

The plug-in type metal fastener for the rain sensor of the windscreen wiper comprises a threaded pipe and connecting rods, a connecting plate is arranged at the lower end of the inner wall of the threaded pipe, a plurality of connecting rods are arranged at the upper end of the connecting plate, a connector is arranged on the right side of the threaded pipe, and a fixing plate is arranged on the outer walls of the connecting rods on the inner wall of the threaded pipe in a sleeved mode. Clamping blocks are arranged at the lower end of the fixing plate and the upper end of the connecting plate, a spring is arranged between the connecting plate and the fixing plate, the spring is clamped and fixed between the connecting plate and the fixing plate through the clamping blocks, the multiple connecting rods are supported and fixed through the fixing plate, and the situation that the connecting rods are damaged and cannot be used due to the fact that foreign matter is inserted into the threaded pipe to bend the connecting rods is prevented; when the connector is inserted into the threaded pipe, the fixing plate is ejected downwards through the connector, the spring stretches out and draws back so that the connecting rod can be inserted into the connector for connection, the spring is made of an iron wire, the surface of the spring is coated with an insulating layer, and the spring can be prevented from influencing the connecting rod after the connecting rod is connected with current through the insulating layer.

Description

Technical Field

[0001] The utility model belongs to the technical field related to rain sensors, and in particular relates to a plug-in metal fastener for a wiper rain sensor. Background Art

[0002] The wiper rain sensor is an important component of the vehicle, used to detect rainfall and control the operation of the wipers. It is usually installed on the front windshield of the vehicle. The sensor senses the presence of raindrops and triggers the wipers to automatically clean the windshield. Plug-in metal fasteners are a common connection method, usually used to connect electrical equipment or sensors. However, there are often multiple connecting rods inside the plug-in metal fasteners. Traditional plug-in metal fasteners do not protect the internal connecting rods, and the connecting rods often bend and deform, making it impossible to plug in. Utility Model Content

[0003] The purpose of the present utility model is to provide a plug-in metal fastener for a wiper rain sensor, so as to solve the problem in the above-mentioned background technology that there are often multiple connecting rods inside the plug-in metal fastener, and the traditional plug-in metal fastener does not provide protection for the internal connecting rods, and the connecting rods often bend and deform, making it impossible to plug in with the connecting rods.

[0004] To achieve the above-mentioned object, the present utility model provides the following technical solutions: a plug-in metal fastener for a wiper rain sensor, comprising a threaded tube and a connecting rod;

[0005] A connecting plate is provided at the lower end of the inner wall of the threaded tube, a plurality of connecting rods are provided at the upper end of the connecting plate, and a connecting head is provided on the right side of the threaded tube;

[0006] The inner wall of the threaded tube and the outer wall of the connecting rod are sleeved with a fixing plate;

[0007] The lower end of the fixing plate and the upper end of the connecting plate are both provided with clamping blocks, a spring is provided between the connecting plate and the fixing plate, and the spring is clamped and fixed between the connecting plate and the fixing plate through the clamping blocks.

[0008] Preferably, a plurality of fixing grooves are provided on the surface of the fixing plate, and the plurality of fixing grooves are used for sleeve-fitting and fixing connecting rods, and the fixing plate is made of insulating plastic.

[0009] Preferably, a notch is provided on the lower edge of the fixing plate, and the notch is used to reserve space for installing other components in the threaded tube, and the surface of the spring is coated with an insulating layer.

[0010] Preferably, a plurality of plug holes are provided at the left end of the connector, and the plurality of plug holes are used to plug in the connecting rods. A fixing cap is provided on the outer wall of the connector, and the connector is fixed to the outer wall of the threaded pipe by screwing the fixing cap.

[0011] Preferably, a guide protrusion is provided at the lower end of the inner wall of the threaded tube, and a sliding groove is provided at the lower end of the connector, and the connector can only be inserted into the threaded tube when the sliding groove at the lower end and the guide protrusion are aligned.

[0012] Preferably, a data line A is provided at the left end of the threaded tube, and a data line B is provided at the right end of the connector, and the data line A and the data line B are used to transmit data information and circuits.

[0013] Preferably, a limiting ring is provided on the left outer wall of the threaded tube, and the limiting ring is used to limit the screwing position of the fixing cap. A rubber sleeve is provided between the data cable A and the threaded tube and between the connector and the data cable B, and the rubber sleeve is used to prevent the connection from breaking.

[0014] Compared with the prior art, the present invention provides a plug-in metal fastener for a wiper rain sensor, which has the following beneficial effects:

[0015] The spring is fixed to the lower end of the fixing plate through a clamping block, and then the fixing groove on the surface of the fixing plate is aligned with the connecting rod in the threaded tube and pressed downward. While pressing the fixing plate downward, the lower end of the spring will be clamped in the fixing clamping block at the upper end of the connecting plate for fixing, so that the spring is sleeved on the outer wall of the connecting rod and is fixedly connected to the connecting plate and the fixing plate through the clamping block. When there is no connector plugged in the threaded tube, the spring will push the fixing plate up, thereby supporting and fixing multiple connecting rods through the fixing plate to prevent foreign objects from being inserted into the threaded tube and bending the connecting rod, causing the connecting rod to be damaged and unusable. When the connecting head is inserted into the threaded tube, the fixing plate is pushed downward through the connecting head, and the spring expands and contracts so that the connecting rod can be inserted into the connecting head for connection. The spring is made of iron wire and the surface is coated with an insulating layer. The insulating layer can prevent the spring from affecting the connecting rod after the current is connected. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the structure of a plug-in metal fastener for a wiper rain sensor.

[0017] Figure 2 The utility model is a schematic diagram of the disassembled structure of a plug-in metal fastener for a wiper rain sensor.

[0018] Figure 3 This is a schematic diagram of the planed surface structure of the threaded pipe of the present invention.

[0019] Figure 4 This is a schematic diagram of the connection structure between the spring and the fixed plate of the utility model.

[0020] Figure 5 It is a schematic diagram of the planar structure of the upper end of the fixed plate of the present invention.

[0021] In the figure: 1. Data cable A; 2. Limiting ring; 3. Fixing cap; 4. Data cable B; 5. Rubber sleeve; 6. Threaded tube; 7. Connecting rod; 8. Plug hole; 9. Connector; 10. Slide groove; 11. Guide protrusion; 12. Fixing plate; 13. Spring; 14. Connecting plate; 15. Block; 16. Fixing groove; 17. Notch. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] The utility model provides Figure 1-5 The plug-in metal fastener for a wiper rain sensor shown includes a threaded tube 6 and a connecting rod 7;

[0024] A connecting plate 14 is provided at the lower end of the inner wall of the threaded tube 6, a plurality of connecting rods 7 are provided at the upper end of the connecting plate 14, and a connecting head 9 is provided on the right side of the threaded tube 6;

[0025] The inner wall of the threaded tube 6 and the outer wall of the connecting rod 7 are sleeved with a fixing plate 12;

[0026] A clamping block 15 is provided at the lower end of the fixing plate 12 and the upper end of the connecting plate 14 . A spring 13 is provided between the connecting plate 14 and the fixing plate 12 . The spring 13 is clamped and fixed between the connecting plate 14 and the fixing plate 12 through the clamping block 15 .

[0027] The spring 13 is clamped and fixed to the lower end of the fixing plate 12 through the clamping block 15, and then the fixing groove 16 on the surface of the fixing plate 12 is aligned with the connecting rod 7 in the threaded tube 6 and pressed downward. While pressing the fixing plate 12 downward, the lower end of the spring 13 will be clamped and fixed in the fixing clamping block 15 at the upper end of the connecting plate 14, so that the spring 13 is sleeved on the outer wall of the connecting rod 7 and fixedly connected to the connecting plate 14 and the fixing plate 12 through the clamping block 15. When the connector 9 is not inserted into the threaded tube 6, the spring 13 will lift the fixing plate 12, thereby supporting and fixing multiple connecting rods 7 through the fixing plate 12, preventing foreign objects from being inserted into the threaded tube 6 and bending the connecting rod 7, causing the connecting rod 7 to be damaged and unusable.

[0028] like Figure 3 and Figure 5As shown, a plurality of fixing grooves 16 are provided on the surface of the fixing plate 12, and the plurality of fixing grooves 16 are used to sleeve and fix the connecting rod 7. The fixing plate 12 is made of insulating plastic, and a notch 17 is provided on the lower edge of the fixing plate 12. The notch 17 is used to reserve other components for installing the threaded tube 6, and the surface of the spring 13 is coated with an insulating layer.

[0029] The fixing plate 12 is sleeved on the outer walls of multiple connecting rods 7 through the fixing groove 16 to support and fix the multiple connecting rods 7. Since the spring 13 is sleeved on the outer wall of the connecting rod 7 for use, an insulating layer is provided on the outer wall of the spring 13 to prevent the spring 13 from interfering with the circuit data transmission of the connecting rod 7.

[0030] like Figure 1 and Figure 2 As shown, a plurality of plug-in holes 8 are provided at the left end of the connector 9, and the plurality of plug-in holes 8 are used to plug in the connecting rod 7. A fixing cap 3 is provided on the outer wall of the connector 9, and the connector 9 is fixed to the outer wall of the threaded tube 6 by screwing the fixing cap 3. A guide protrusion 11 is provided at the lower end of the inner wall of the threaded tube 6, and a slide groove 10 is provided at the lower end of the connector 9. The slide groove 10 at the lower end of the connector 9 and the guide protrusion 11 must be aligned to be inserted into the threaded tube 6.

[0031] When connecting the connector 9 to the threaded tube 6, first align the slide groove 10 at the lower end of the connector 9 with the guide protrusion 11 on the inner wall of the threaded tube 6, disassemble the connector 9 into the threaded tube 6, and when the connector 9 is inserted into the threaded tube 6, the connecting rod 7 will be inserted into the plug hole 8 of the connector 9. After the connector 9 is inserted into the threaded tube 6, it is fixed by screwing the fixing cap 3 on the outer wall of the threaded tube 6.

[0032] like Figure 1 and Figure 2 As shown, a data cable A1 is provided at the left end of the threaded tube 6, and a data cable B4 is provided at the right end of the connector 9. The data cable A1 and the data cable B4 are used to transmit data information and circuits. A limit ring 2 is provided on the left outer wall of the threaded tube 6. The limit ring 2 is used to limit the screwing position of the fixing cap 3. A rubber sleeve 5 is provided between the data cable A1 and the threaded tube 6 and between the connector 9 and the data cable B4. The rubber sleeve 5 is used to prevent the connection from breaking.

[0033] When the connector 9 is inserted into the threaded tube 6 and the connecting rod 7 is inserted into the plug hole 8 , the data line A1 is connected to the data line B4 , and the two can transmit data and circuits.

[0034] The working principle of the present invention is as follows: when there is no connector 9 inserted into the threaded tube 6, the spring 13 will lift the fixing plate 12, thereby supporting and fixing the multiple connecting rods 7 through the fixing plate 12 to prevent foreign objects from being inserted into the threaded tube 6 and bending the connecting rod 7, causing the connecting rod 7 to be damaged and unusable. When the connector 9 is connected to the threaded tube 6, first align the slide groove 10 at the lower end of the connector 9 with the guide protrusion 11 on the inner wall of the threaded tube 6, disassemble the connector 9 into the threaded tube 6, and at the same time as the connector 9 is inserted into the threaded tube 6, the connecting rod 7 will be inserted into the plug hole 8 of the connector 9. After the connector 9 is inserted into the threaded tube 6, it is fixed by screwing the fixing cap 3 on the outer wall of the threaded tube 6. When the connector 9 is inserted into the threaded tube 6, the connecting rod 7 is inserted into the plug hole 8 to connect the data line A1 and the data line B4, and the two can transmit data and circuits.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A plug-in metal fastener for a wiper rain sensor, comprising a threaded tube (6) and a connecting rod (7); A connecting plate (14) is provided at the lower end of the inner wall of the threaded tube (6), a plurality of connecting rods (7) are provided at the upper end of the connecting plate (14), and a connecting head (9) is provided on the right side of the threaded tube (6); The inner wall of the threaded tube (6) and the outer wall of the connecting rod (7) are sleeved with a fixing plate (12); Its characteristics are: A clamping block (15) is provided at the lower end of the fixing plate (12) and the upper end of the connecting plate (14); a spring (13) is provided between the connecting plate (14) and the fixing plate (12); and the spring (13) is clamped and fixed between the connecting plate (14) and the fixing plate (12) through the clamping block (15).

2. The plug-in metal fastener for a wiper rain sensor according to claim 1, characterized in that: The surface of the fixing plate (12) is provided with a plurality of fixing grooves (16), and the plurality of fixing grooves (16) are used for sleeve-connecting and fixing the connecting rods (7). The fixing plate (12) is made of insulating plastic.

3. The plug-in metal fastener for a wiper rain sensor according to claim 1, characterized in that: The lower edge of the fixing plate (12) is provided with a notch (17), and the notch (17) is used to reserve other components for installing the threaded tube (6). The surface of the spring (13) is coated with an insulating layer.

4. The plug-in metal fastener for a wiper rain sensor according to claim 1, characterized in that: The left end of the connector (9) is provided with a plurality of plug holes (8), and the plurality of plug holes (8) are used for plugging the connecting rod (7). The outer wall of the connector (9) is provided with a fixing cap (3), and the connector (9) is fixed to the outer wall of the threaded pipe (6) by screwing the fixing cap (3).

5. The plug-in metal fastener for a wiper rain sensor according to claim 1, characterized in that: A guide protrusion (11) is provided at the lower end of the inner wall of the threaded tube (6), and a sliding groove (10) is provided at the lower end of the connector (9). The connector (9) can only be inserted into the threaded tube (6) when the sliding groove (10) at the lower end and the guide protrusion (11) are aligned.

6. The plug-in metal fastener for a wiper rain sensor according to claim 1, characterized in that: The left end of the threaded tube (6) is provided with a data line A (1), and the right end of the connector (9) is provided with a data line B (4). The data line A (1) and the data line B (4) are used to transmit data information and circuits.

7. The plug-in metal fastener for a wiper rain sensor according to claim 6, characterized in that: A limiting ring (2) is provided on the left outer wall of the threaded tube (6), and the limiting ring (2) is used to limit the screwing position of the fixing cap (3). A rubber sleeve (5) is provided between the data cable A (1) and the threaded tube (6) and between the connector (9) and the data cable B (4), and the rubber sleeve (5) is used to prevent the connection from breaking.

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