Electromagnetic type electric suction door structure for automobile

Abstract

The utility model discloses an electromagnetic type electric suction door structure for an automobile, which belongs to the technical field of automobile manufacturing and comprises a protective shell, a coil fixing frame is mounted in the protective shell, an enameled coil is mounted on the coil fixing frame, a magnetism isolating tube penetrates through the coil fixing frame, a movable iron core is embedded in the magnetism isolating tube, and the movable iron core is connected with the enameled coil. The automobile door self-attraction device can be in linkage matched operation with a conventional door lock structure and a body control module (BCM), so that the self-attraction function of an automobile door is achieved, namely, the body control module (BCM) is adopted for detecting the locking condition and controlling operation of a relay, then generation and closing of a high-intensity magnetic field are controlled, the magnetic attraction effect on the movable iron core is achieved, and the service life of the automobile door is prolonged. Therefore, the problems that an existing inhaul cable type electric suction door is complex in structure and high in failure rate are effectively solved, the overall structure is simple, convenient and effective, the development and manufacturing cost is low, and the situation that an existing door lock is high in operation and use cost can be greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile manufacturing, in particular to an electromagnetic electric suction door structure for automobiles. Background Art

[0002] With the gradual improvement of living standards, cars have become people's daily means of transportation, and car experience has become the focus of customers when choosing cars. At present, most low- and mid-end models still need to close the door with force to ensure that the door is closed in place. This action not only causes certain damage to the vehicle, but also the collision noise brings discomfort to the passengers in the car. In order to solve this problem, most of the current market adopts a cable-type electric suction door structure added to the door lock. This structure makes the door lock structure more complicated, increases the failure rate and has a high cost. It is difficult to popularize low- and mid-end cars. For this reason, an electromagnetic electric suction door structure for automobiles is proposed. Summary of the invention

[0003] The utility model aims to provide an electromagnetic electric suction door structure for automobiles, so as to solve the problems of the current cable-type electric suction door structure proposed in the above background technology, which has a complex door lock structure, a high failure rate and a high cost.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electromagnetic automobile electric suction door structure, comprising a protective shell, a coil fixing frame is installed in the protective shell, an enameled coil is installed on the coil fixing frame, a magnetic isolation tube passes through the coil fixing frame, and a moving iron core is embedded in the magnetic isolation tube.

[0005] As a further preferred embodiment of the present technical solution: the internal components are protected by a protective casing, and a coil fixing frame is installed to receive the enameled coil, and the enameled coil is arranged to generate a strong magnetic field when an external relay is operated, so that the moving iron core drives the vehicle door to close under the action of the magnetic field force, and at the same time completes the locking work of the second lock of the door lock.

[0006] As a further preferred embodiment of the present technical solution: the protruding end of the magnetic isolation tube away from the moving iron core passes through the protective shell, the magnetic isolation tube passes through the extended section of the protective shell and is penetrated by a waterproof gasket, and a fixing nut is installed on the extended section of the magnetic isolation tube, and the installation and fixation of the protective shell and the magnetic isolation tube are completed by means of the fixing nut.

[0007] As a further preferred embodiment of the technical solution: a vehicle body side panel is provided on the side of the moving iron core away from the magnetic isolation tube, and fixing bolts are installed inside the moving iron core and the vehicle body side panel, so as to complete the installation and fixation of the moving iron core and the vehicle body side panel by means of the fixing bolts.

[0008] As a further preferred embodiment of the present technical solution: a door inner panel is provided on the side of the magnetic isolation tube close to the vehicle body side outer panel, and mounting holes are evenly opened on the magnetic isolation tube, and the mounting holes are connected to the door inner panel through bolts, and the bolts are received by the mounting holes to complete the installation and fixation of the magnetic isolation tube and the door inner panel.

[0009] As a further preferred embodiment of the present technical solution: one side of the body side outer panel is fixedly connected to the body side inner panel, one side of the door inner panel is fixedly connected to the door outer panel, and the junction between the door inner panel and the door outer panel is pressed and fixed by a stamping device.

[0010] As a further preferred embodiment of the technical solution: a connection port is fixedly connected to the protective housing, and both ends of the enameled coil pass through the connection port, and the portion of the enameled coil extending out of the connection port is electrically connected to an external relay.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model can cooperate with the conventional door lock structure and the body controller BCM to realize the self-priming function of the door, that is, the body controller BCM is used to detect the locking situation, control the operation of the relay, and then control the generation and closing of the strong magnetic field, and complete the magnetic attraction effect on the moving iron core, thereby effectively solving the problems of complex structure and high failure rate of the existing cable-type electric suction door, and the overall structure is simple and effective, and the development and manufacturing costs are low, which can greatly reduce the high operating cost of existing door locks. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of an electromagnetic electric suction door structure for automobiles according to the utility model;

[0014] Figure 2 This is a schematic diagram of the exploded structure of an electromagnetic electric suction door structure for automobiles according to the utility model;

[0015] Figure 3 This is a schematic cross-sectional view of an electromagnetic electric suction door structure for a vehicle according to the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the installation structure of an electromagnetic electric suction door structure for automobiles.

[0017] In the figure: 1. fixing nut; 2. waterproof gasket; 3. protective shell; 31. connection port; 4. enameled coil; 5. coil fixing frame; 6. magnetic isolation tube; 61. mounting hole; 7. moving iron core; 8. fixing bolt; 9. body side outer panel; 10. body side inner panel; 11. door inner panel; 12. door outer panel. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Example

[0019] See also Figure 1-Figure 4 The utility model provides a technical solution: an electromagnetic automobile electric suction door structure, including a protective shell 3, a coil fixing frame 5 is installed in the protective shell 3, an enameled coil 4 is installed on the coil fixing frame 5, a magnetic isolation tube 6 runs through the coil fixing frame 5, and a moving iron core 7 is embedded in the magnetic isolation tube 6.

[0020] In the technical solution, specifically: the protective shell 3 is provided to protect the internal components, and the installed coil fixing frame 5 is used to receive the enameled coil 4, and the enameled coil 4 generates a strong magnetic field under the operation of the external relay, so that the moving iron core 7 is provided to drive the door to close under the action of the magnetic field force, and at the same time complete the locking work of the second lock of the door lock.

[0021] In the present technical solution, specifically: the protruding end of the magnetic isolation tube 6 away from the moving iron core 7 passes through the protective shell 3, the magnetic isolation tube 6 passes through the extended section of the protective shell 3 and is penetrated by a waterproof gasket 2, and the extended section of the magnetic isolation tube 6 is threadedly connected with a fixing nut 1, and the installation and fixing work of the protective shell 3 and the magnetic isolation tube 6 is completed by means of the set fixing nut 1.

[0022] In the present technical solution, specifically: a vehicle body side panel 9 is provided on the side of the moving iron core 7 away from the magnetic isolation tube 6, and a fixing bolt 8 is connected to the moving iron core 7 and the vehicle body side panel 9 through internal threads, and the moving iron core 7 and the vehicle body side panel 9 are installed and fixed by the above-mentioned installed fixing bolts 8.

[0023] In the present technical solution, specifically: a door inner panel 11 is provided on the side of the magnetic isolation tube 6 close to the vehicle body side outer panel 9, and mounting holes 61 are evenly opened on the magnetic isolation tube 6, and the mounting holes 61 are threadedly connected to the door inner panel 11 through bolts. The bolts are received by the opened mounting holes 61, thereby completing the installation and fixing work of the magnetic isolation tube 6 and the door inner panel 11.

[0024] In the technical solution, specifically: a body side inner panel 10 is welded to one side of a body side outer panel 9, a door outer panel 12 is pressed onto one side of a door inner panel 11, and the junction between the door inner panel 11 and the door outer panel 12 is pressed and fixed by a stamping device.

[0025] In the technical solution, specifically: a connection port 31 is welded on the protective shell 3, and both ends of the enameled coil 4 pass through the connection port 31, and the two ends of the enameled coil 4 extending out of the connection port 31 are electrically connected to the external relay.

[0026] Working principle: When in use, when the body controller BCM detects the locking signal of the first door lock, it controls the relay to operate. At this time, the relay gives the electromagnetic electric suction door structure a current pulse, so that the enameled coil 4 set in the structure is energized to generate a strong magnetic field, thereby magnetically attracting the set moving iron core 7, thereby driving the closing of the door, and at the same time driving and completing the locking work of the second lock of the door lock, realizing the self-absorption closing of the door, and when the body controller BCM detects the locking signal of the second door lock, the current of the electromagnetic electric suction door structure is disconnected;

[0027] Among them, it should be noted that the size of the magnetic field force when the door is closed can be achieved by adjusting the voltage and current by the body controller BCM on the one hand, and by adjusting the number of turns, wire diameter, winding diameter and height of the enameled coil 4 on the other hand.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electromagnetic electric suction door structure for automobiles, comprising a protective shell (3), characterized in that: A coil fixing frame (5) is installed in the protective shell (3), an enameled coil (4) is installed on the coil fixing frame (5), a magnetic isolation tube (6) is passed through the coil fixing frame (5), a moving iron core (7) is embedded in the magnetic isolation tube (6), a protruding end of the magnetic isolation tube (6) away from the moving iron core (7) passes through the protective shell (3), the magnetic isolation tube (6) passes through the extension section of the protective shell (3) and a waterproof gasket (2) is passed through, and the magnetic isolation tube (6) ) is provided with a fixing nut (1), a vehicle body side panel (9) is provided on the side of the moving iron core (7) away from the magnetic isolation tube (6), fixing bolts (8) are installed in the moving iron core (7) and the vehicle body side panel (9), a door inner panel (11) is provided on the side of the magnetic isolation tube (6) close to the vehicle body side panel (9), and mounting holes (61) are evenly opened on the magnetic isolation tube (6), and the mounting holes (61) are connected to the door inner panel (11) by bolts.

2. The electromagnetic electric suction door structure for automobile according to claim 1, characterized in that: One side of the vehicle body side outer panel (9) is fixedly connected to a vehicle body side inner panel (10), and one side of the vehicle door inner panel (11) is fixedly connected to a vehicle door outer panel (12).

3. The electromagnetic electric suction door structure for automobile according to claim 2, characterized in that: A connection port (31) is fixedly connected to the protective shell (3), and two ends of the enameled coil (4) pass through the connection port (31).

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