CN211969143U - Anti-pinch strip for automobile tail door - Google Patents

Abstract

The utility model belongs to the technical field of clamping prevention, and relates to an automobile tail gate anti-clamping strip, which comprises an anti-clamping strip body, an adhesive body, a first electric conductor, a second electric conductor, an insulating connector and a connecting wire; the anti-pinch strip body consists of a hollow anti-pinch pipe and an anti-pinch base, the first electric conductor is connected with the hollow anti-pinch pipe in a nested manner, and the second electric conductor is suspended in the inner cavity of the first electric conductor through an insulating connecting body; the first and second wires penetrate the first and second conductors; the adhesive body is connected with the anti-clamping base; the anti-pinch pipe body is characterized in that a resistor is arranged at the end of the anti-pinch pipe body, the resistor, the first conducting wire, the second conducting wire and the connecting conducting wire are electrically connected in sequence, and a conducting wire socket is arranged at one end of the connecting conducting wire and is electrically connected with the anti-pinch control module. The advantages are that: loading and unloading are simple, when pressing from both sides the foreign matter, can oppress and prevent pressing from both sides the strip body, make first, two electric conductors contact, and short circuit resistance produces corresponding current change, and its signal transmission realizes preventing pressing from both sides the function for the ECU of system, and it prevents pressing from both sides trigger angle and reaches 360.

Description

Anti-pinch strip for automobile tail door

Technical Field

The utility model belongs to the technical field of the technique is prevented pressing from both sides and specifically relates to a strip is prevented pressing from both sides by car tail-gate.

Background

With the development of automobile technology, many automated technologies are integrated in automobiles, for example, doors of many automobile types can be automatically opened and closed under certain conditions, which greatly facilitates the user experience, and for each person who takes an automobile, unexpected safety protection measures are gradually taken by people, wherein the most common problem is that passengers, especially children, are accidentally caught by the doors due to the rapid closing of the doors of the automobiles, and the phenomenon that the doors of the automobiles injure the passengers also occurs in many cities. The issue of designing the safety of closing automobile doors and related components is becoming an increasingly interesting aspect, and one of the aspects considered when purchasing automobiles.

Chinese patent documents: CN201810884442.5 discloses an automobile anti-pinch strip with high sensitivity, convenient installation and low cost, which comprises an anti-pinch strip body, a metal framework, a sealing cover, a connecting lead, a lead interface and an anti-pinch controller, wherein a pressure sensor is arranged at the joint of the connecting lead and the anti-pinch strip body; the inner surface of the insulating rubber body is provided with a first electric conductor and a second electric conductor, a conducting wire is arranged in the electric conductor, a resistor is arranged at the end part of the anti-pinch strip body, an assembly part is fixedly arranged on the lower surface of the insulating rubber body, the metal framework is provided with an assembly groove, and the assembly part can be inserted into the assembly groove of the metal framework for fixation. The automobile anti-pinch strip is simple in structure, convenient to install and low in cost, can avoid the technical problem that an anti-pinch module is low in sensitivity and cannot detect an obstacle state, avoids sensitivity reduction and even failure caused by abrasion or oxidation of a contact part of a conductive body, and improves use safety. However, the triggering angle is limited, a triggering dead angle exists, whether the automobile door has a barrier or not can not be quickly sensed from multiple angles, and potential safety hazards are easily caused.

In conclusion, the anti-clamping design is sensitive, can be triggered by 360 degrees without dead angles, is stable in clamping, and is convenient to disassemble.

Disclosure of Invention

The utility model aims at providing a prevent pressing from both sides the design sensitivity, can 360 no dead angles trigger, the centre gripping is firm, dismantles convenient car tail-gate and prevents pressing from both sides the strip.

In order to achieve the purpose, the utility model adopts the technical proposal that:

an automobile tail door anti-pinch strip comprises an anti-pinch strip body, an adhesive body, a first conductor, a second conductor, a first lead, a second lead, an insulating connector and a connecting lead; the anti-pinch strip body consists of a hollow anti-pinch pipe and an anti-pinch base; the hollow anti-pinch tube and the first conductor are both of a hollow cylinder structure, the outer wall of the first conductor is nested with the inner wall of the hollow anti-pinch tube, the first conductor is connected with the second conductor through the insulating connector, and the second conductor is suspended in the inner cavity of the first conductor; the first lead penetrates through the first conductor, and the second lead penetrates through the second conductor; the viscose body is connected with the anti-clamping base; the anti-pinch strip is characterized in that the end part of the anti-pinch strip body is provided with a resistor, two ends of the resistor are respectively electrically connected with one end of the first wire and one end of the second wire, the other end of the first wire is electrically connected with one end of the connecting wire, and the other end of the connecting wire is provided with a wire socket.

As a preferred technical scheme, when the anti-pinch strip body is pressed, the internal circuit is connected in parallel with the resistor, the change of the current is caused by the change of the resistance of the loop, the changed signal is transmitted to the ECU of the system, and the anti-pinch function is realized.

As an optimal technical scheme, the first electric conductor and the second electric conductor are made of conductive rubber or conductive TPE materials, and the anti-pinch strip body and the insulating connecting body are made of insulating rubber or insulating TPE materials.

As a preferred technical scheme, in a normal state, the initial resistance in the anti-pinch loop is 10000 plus or minus 500 ohms, or 1000 plus or minus 50 ohms, or 5200 plus or minus 260 ohms, or 5600 plus or minus 280 ohms; the trigger resistance is: less than or equal to 2000 ohm, or less than or equal to 400 ohm, or less than or equal to 100 ohm; the triggering angle is as follows: 360 degrees.

As a preferred technical scheme, its cross-section of preventing pressing from both sides base is square structure.

The utility model has the advantages that:

1. the first electric conductor is of a hollow cylinder structure, the second electric conductor is suspended in the inner cavity of the first electric conductor, when the first electric conductor is stressed and deformed, the effective contact surface is large, the triggering angle can reach 360 degrees, the contact dead angle is avoided, the second electric conductor is connected through the insulating connector, the insulating connector plays a role in supporting and isolating, and the first electric conductor and the second electric conductor are in an electric isolation state under the normal working condition.

2. Prevent that clamp strip body prevents by the cavity and presss from both sides the pipe and the square base of preventing pressing from both sides constitutes, square base of preventing pressing from both sides links to each other with glutinous colloid, does benefit to and fastens mutually with the tail-gate frame

Drawings

FIG. 1 is a schematic cross-sectional view of the anti-pinch strip of the tail gate of the automobile.

Fig. 2 is the utility model relates to an overall structure schematic diagram of strip is prevented pressing from both sides by car tail-gate.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Figure 4 is a schematic view of the anti-pinch principle.

Detailed Description

The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and such equivalents also fall within the scope of the appended claims.

The reference numerals and components referred to in the drawings are as follows:

1. prevent tong strip body 2, viscose 3, first electric conductor

4. Second conductor 5, first lead 6, second lead

7. Insulation connector 8, connecting wire 9 and resistor

10. Conductor jack 11, hollow anti-pinch tube 12, anti-pinch base

Example 1

Please refer to fig. 1, fig. 1 is a schematic cross-sectional view of an anti-pinch strip of a tailgate of an automobile according to the present invention. An automobile tail door anti-pinch strip comprises an anti-pinch strip body 1, an adhesive body 2, a first conductor 3, a second conductor 4, a first conductor 5, a second conductor 6, an insulating connector 7 and a connecting conductor 8; the anti-pinch strip body 1 consists of a hollow anti-pinch pipe 11 and an anti-pinch base 12 and is made of an insulating TPE material; the first electric conductor 3 and the second electric conductor 4 are made of conductive TPE materials, the first electric conductor 3 and the hollow anti-clamping tube 11 are both of a hollow cylinder structure, the outer wall of the first electric conductor 3 is embedded and sleeved with the inner wall of the hollow anti-clamping tube 11, the first electric conductor 3 is connected with the second electric conductor 4 through an insulating connector 7, and the second electric conductor 4 is suspended in the inner cavity of the first electric conductor 3; the first lead 5 is inserted into the first conductor 3, and the second lead 6 is inserted into the second conductor 4; the viscose body 2 is connected with the anti-pinch base 12, and the viscose body 2 has viscosity; please refer to fig. 2 and fig. 3, wherein fig. 2 is a schematic view of an overall structure of an anti-pinch strip for a tailgate of an automobile according to the present invention; fig. 3 is an enlarged schematic view of a portion a of fig. 2. Prevent that the tip of tong strip body 1 is equipped with a resistance 9, resistance 9 both ends respectively with first wire 5 reaches the one end electricity of second wire 6 is connected, first wire 5 with the other end of second wire 6 is connected with connecting wire 8's one end electricity, connecting wire 8's the other end is equipped with wire socket 10, wire socket 10 links to each other with preventing pressing from both sides control logic module.

Will the viscose body 3 card is gone into in the mounting groove of car tail-gate, through the extrusion, makes its bonding fastening, inserts the control logic module of preventing pressing from both sides with wire socket 10 again. Please refer to fig. 4, wherein fig. 4 is a schematic view of the anti-pinch principle. When the movement of the anti-pinch strip is hindered, the anti-pinch strip body 1 is locally stressed and deformed to cause the first conductor 3 to be in contact with the second conductor 4, namely a resistor is connected in parallel in the original circuit, namely the switch shown in the attached drawing 4 is closed, so that the total resistance in the circuit is reduced, the current passing through the circuit is increased, and a current change signal is transmitted to an ECU (electronic control unit) of the system through a corresponding circuit lead, so that the movement mechanism stops working or moves reversely. When the blockage disappears, the anti-pinch tube body 1 resets, the first conductor 3 is separated from the second conductor 4, the resistance and the current in the circuit restore to the original values, and the current signals are transmitted to the ECU of the system again, so that the movement mechanism restores to the normal working state.

It should be noted that, the first conductor 3 is a hollow cylinder, so that when it is deformed by a force, the effective contact area is large, the trigger angle is 360 degrees, the second conductor 4 is connected through the insulating connector 7, so that it is suspended in the internal cavity of the first conductor 3, so that the first conductor 3 is easy to contact with the second conductor 4 when deformed by an external force, and the anti-pinch protection is triggered, and the insulating connector 7 plays a role in supporting and isolating, so that the first conductor and the second conductor are in an electrically isolated state under the normal working condition; viscose body 2 with prevent pressing from both sides base 12 and link to each other, viscose body 2 has viscidity, can with the inseparable laminating of car tail-gate. In fig. 4, the left side is a schematic diagram of a controller, a resistor is connected in series in the middle of the controller to prevent the current from being infinite when the APS trigger resistor on the right side is infinitely close to 0, so as to protect the system circuit thereof, and the initial resistance in the anti-pinch loop is 10000 ± 500 ohms, or 1000 ± 50 ohms, or 5200 ± 260 ohms, or 5600 ± 280 ohms; the trigger resistance is: less than or equal to 2000 ohm, or less than or equal to 400 ohm, or less than or equal to 100 ohm. When the anti-pinch strip body 1 deforms under stress, the first conductor 3 is in contact with the second conductor 4, a current signal in a loop changes, and the current signal is transmitted to an ECU (electronic control unit) of the system to trigger anti-pinch control; the wire insertion opening 10 and the associated anti-trap control module are available from the prior art or from commercial sources.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principles of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.

Claims (5)

1. An automobile tail door anti-pinch strip is characterized by comprising an anti-pinch strip body, an adhesive body, a first electric conductor, a second electric conductor, a first lead, a second lead, an insulating connector and a connecting lead; the anti-pinch strip body consists of a hollow anti-pinch pipe and an anti-pinch base; the hollow anti-pinch tube and the first conductor are both of a hollow cylinder structure, the outer wall of the first conductor is nested with the inner wall of the hollow anti-pinch tube, the first conductor is connected with the second conductor through the insulating connector, and the second conductor is suspended in the inner cavity of the first conductor; the first lead penetrates through the first conductor, and the second lead penetrates through the second conductor; the viscose body is connected with the anti-clamping base; the anti-pinch strip is characterized in that the end part of the anti-pinch strip body is provided with a resistor, two ends of the resistor are respectively electrically connected with one end of the first wire and one end of the second wire, the other end of the first wire is electrically connected with one end of the connecting wire, and the other end of the connecting wire is provided with a wire socket.

2. The automobile tail-gate anti-pinch strip as claimed in claim 1, characterized in that when the anti-pinch strip body is pressed, the on and resistance parallel connection of internal circuits are realized, and the change of current is caused by the change of resistance of a loop, so that the changed signal is transmitted to an ECU of a system to realize an anti-pinch function.

3. The automobile tail-gate anti-pinch strip as claimed in claim 1, wherein the first conductor and the second conductor are made of conductive rubber or conductive TPE materials, and the anti-pinch strip body and the insulating connector are made of insulating rubber or insulating TPE materials.

4. The anti-pinch strip of claim 1, wherein the initial resistance in the anti-pinch loop is 10000 ± 500 ohms, or 1000 ± 50 ohms, or 5200 ± 260 ohms, or 5600 ± 280 ohms during normal operation; the trigger resistance is: less than or equal to 2000 ohm, or less than or equal to 400 ohm, or less than or equal to 100 ohm; the triggering angle is as follows: 360 degrees.

5. The anti-pinch strip for the tailgate of a vehicle of claim 1, wherein the anti-pinch base has a square cross-section.

Images