Magnetic door stopper for van door

Abstract

The utility model discloses a magnetic door stopper for a van door, relates to the technical field of automobile doors, and aims to solve the technical problems that after the van door is opened, a wind hook is adopted for mechanical fixation in a traditional fixing mode, the operation is complicated, and the van door is easy to shake. According to the technical scheme, the door is characterized by comprising a door frame, a door plate is hinged to the door frame, a magnetic attraction steel plate is arranged above the door frame, a buffering rubber column is arranged between the magnetic attraction steel plate and the door frame, a permanent magnet is arranged above the door plate and used for being magnetically connected with the magnetic attraction steel plate, and a buffering rubber sleeve is arranged between the permanent magnet and the door plate. The utility model aims to provide a magnetic door stopper for a van door.

Description

TECHNICAL FIELD

[0001] The utility model relates to a van door, more specifically, it relates to a van door magnetic attraction door block. BACKGROUND

[0002] The van door is a kind of van door with fully enclosed box body and convenient loading and unloading operation, it has all mechanical properties of ordinary car, and also has fully enclosed box body and convenient loading and unloading operation;Van door is widely used in goods transportation, refrigeration and preservation, special goods transportation and other fields.

[0003] In the prior art, after most van doors are opened, the traditional fixed mode adopts wind hook for mechanical fixation, and the operation is complicated and easy to shake, and when shaking, it will produce abnormal sound, and when shaking, it is not convenient for loading and unloading goods, which affects the efficiency of loading and unloading goods.

[0004] Therefore, a new technical scheme is needed to solve the above technical problems. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a van door magnetic attraction door block.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a van door magnetic attraction door block, characterized by: a door frame, the door frame is hinged with a door plate, a magnetic steel plate is arranged above the door frame, a buffer rubber column is arranged between the magnetic steel plate and the door frame, a permanent magnet is arranged above the door plate, the permanent magnet is used for magnetically connecting the magnetic steel plate, and a buffer rubber sleeve is arranged between the permanent magnet and the door plate.

[0007] By adopting the above technical scheme: the door frame and the door plate are hinged, so that the door can rotate by a certain angle when opening, facilitating the loading and unloading of goods, and the magnetic force connection between the magnetic steel plate above the door frame and the permanent magnet above the door plate utilizes the principle of magnetism, so that the door plate can be easily attracted to position when opening, and after the door is opened, the magnetic attraction device automatically pulls the door close to and aligns with the locking position, improving the opening and closing efficiency;When loading and unloading goods, the efficiency of loading and unloading goods will not be affected by the shaking of the door plate, and the noise caused by the shaking of the traditional mechanical structure door can be avoided;The setting of the buffer rubber column and the buffer rubber sleeve reduces the impact force received by the magnetic steel plate and the permanent magnet when the door is closed.

[0008] The utility model is further provided with: the door frame is threadedly connected with a hinged seat, the hinged seat extends a hinge arm towards the door plate side, a connecting shaft is arranged in the hinge arm, the connecting shaft is rotatably connected with a hinge plate, and one end of the hinge plate is threadedly connected to the door plate.

[0009] The hinged plate is formed with a bending surface towards one end of the door frame.

[0010] The utility model further sets up: the magnetic steel plate top is opened with the limit slot in, is provided with the limit ring in the limit slot, the magnetic steel plate bottom is provided with the center column, the center column bottom abuts on the door frame, the center column is connected with the limit bolt for the magnetic steel plate limit of screw thread, is provided with a plurality of reset springs in the buffer rubber column.

[0011] The utility model further sets up: the permanent magnet is connected with the installation bolt in the screw thread, the installation bolt bottom is connected with the door plate surface in the screw thread.

[0012] The utility model further sets up: be provided with sealing strip on the door frame.

[0013] The utility model further sets up: the door plate material is aluminum alloy plate.

[0014] The utility model has following beneficial effect: 1. the hinged plate of door frame and door plate can make the vehicle door open when rotating a certain angle, and the magnetic steel plate and permanent magnet make the door frame and door plate adsorb when loading and unloading goods, avoid the vehicle door shaking, and can reduce the noise produced by the vehicle door shaking.

[0015] 2. the limit ring is arranged in the limit slot of the top of magnetic steel plate, this design can limit the movement range of magnetic steel plate, and the center column and reset spring can buffer when the magnetic steel plate is displaced downward, the limit screw can make the magnetic steel plate fixed on the door frame, is not easy to fall off, after the vehicle door is closed, the reset spring can reset the magnetic steel plate, and it is convenient for next use.

[0016] 3. the installation bolt of screw thread connection in the permanent magnet bottom is connected with the door plate surface in the screw thread, this design can ensure that the permanent magnet is firmly installed on the door plate, and is not easy to fall off or looseness.

[0017] 4. the sealing strip can play the buffering effect, reduce the impact force when the vehicle door is closed, improve the sealing performance and durability of the vehicle door. DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic diagram of this embodiment;

[0019] Figure 2 It is the three-dimensional structure schematic diagram of this embodiment Figure 1 The local enlarged schematic diagram of A in this embodiment;

[0020] Figure 3 It is the three-dimensional structure schematic diagram of the magnetic steel plate and buffer rubber column part of this embodiment.

[0021] BRIEF DESCRIPTION OF DRAWINGS: 1, door frame; 2, door plate; 3, magnetic steel plate; 4, buffer rubber column; 5, permanent magnet; 6, buffer rubber sleeve; 7, hinged seat; 8, hinge arm; 9, hinged plate; 10, bending surface; 11, limiting groove; 12, limiting ring; 13, center column; 14, limiting bolt; 15, return spring; 16, mounting bolt; 17, sealing strip. DETAILED DESCRIPTION

[0022] The utility model will be made further detailed description in combination with the drawings.

[0023] Wherein same part is indicated with same reference numerals. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to the directions in the drawings, and the words "bottom surface" and "top surface", "inner" and "outer" refer to the directions towards or away from the geometric center of a particular component.

[0024] As shown in Figure 1 and Figure 3 A magnetic door stop for a van door, comprising a door frame 1, the door frame 1 is hinged with a door plate 2, a magnetic steel plate 3 is arranged above the door frame 1, a buffer rubber column 4 is arranged between the magnetic steel plate 3 and the door frame 1, a permanent magnet 5 is arranged above the door plate 2, the permanent magnet 5 is used for magnetic connection with the magnetic steel plate 3, and a buffer rubber sleeve 6 is arranged between the permanent magnet 5 and the door plate 2.

[0025] The hinging of the door frame 1 and the door plate 2 can make the door rotate by a certain angle when it is opened, facilitating the loading and unloading of goods, and the magnetic connection between the magnetic steel plate 3 above the door frame 1 and the permanent magnet 5 above the door plate 2 can make the door plate 2 be easily attracted to the position when it is opened, and the magnetic device can automatically pull the door close to and align with the locking position after the door is opened, improving the opening and closing efficiency and forming a good fixing effect; when loading and unloading goods, the shaking of the door plate 2 will not affect the efficiency of loading and unloading goods, and the noise generated by the shaking of the traditional mechanical structure door can be avoided; the arrangement of the buffer rubber column 4 and the buffer rubber sleeve 6 can greatly reduce the abnormal sound and external pressure when the door is opened and magnetically fixed.

[0026] As shown in Figure 2 The door frame 1 is threadedly connected with a hinged seat 7, the hinged seat 7 extends towards the side of the door plate 2 with a hinge arm 8, a connecting shaft is arranged in the hinge arm 8, the connecting shaft is rotatably connected with a hinged plate 9, and one end of the hinged plate 9 is threadedly connected to the door plate 2.

[0027] The above-mentioned threaded connection has certain strength and stability, the connecting shaft in the hinge arm 8 is rotatably connected with the hinged plate 9, which can provide a certain rotation angle, facilitating the opening and closing of the door, and maintaining the stability of the connection.

[0028] The hinged plate 9 is formed with a bent surface 10 at one end of the door frame 1; the bent surface 10 is designed to make the rotation between the hinge arm 8 and the hinged plate 9 more smooth; during the opening and closing of the door, the bent surface 10 plays a guiding and lubricating role, reduces friction and resistance, and makes the door plate 2 open and close easily and stably, and in the opening stage, the door plate 2 can abut against the door frame 1.

[0029] A limiting groove 11 is formed in the top of the magnetic steel plate 3, a limiting ring 12 is arranged in the limiting groove 11, a center column 13 is arranged at the bottom of the magnetic steel plate 3, the center column 13 abuts against the door frame 1, the center column 13 is threadedly connected with a limiting bolt 14 for limiting the magnetic steel plate 3, and a plurality of reset springs 15 are arranged in the buffer rubber column 4.

[0030] When the door frame 1 is away from the door plate 2, the limiting ring 12 and the limiting bolt 14 cooperate to make the magnetic steel plate 3 not easy to fall off the rubber buffer column 4; when the permanent magnet 5 is adsorbed on the magnetic steel plate 3 by magnetic force, the door plate 2 presses the door frame 1, the magnetic steel plate 3 is displaced downward, the center column 13 and the reset spring 15 can provide buffer for the downward displacement of the magnetic steel plate 3, the permanent magnet 5 and the magnetic steel plate 3 complete adsorption, and the door frame 1 and the door plate 2 complete abutment; compared with the traditional mechanical mechanism, the door plate 2 does not shake when loading and unloading goods, and when the door is closed, the permanent magnet 5 is away from the magnetic steel plate 3, and the reset spring 15 generates a force to reset the magnetic steel plate 3.

[0031] The permanent magnet 5 is threadedly connected with a mounting bolt 16, and the bottom of the mounting bolt 16 is threadedly connected with the surface of the door plate 2.

[0032] The mounting bolt 16 can keep the permanent magnet 5 fixed on the door plate 2, and the permanent magnet 5 will not be offset or fall off.

[0033] A sealing strip 17 is arranged on the door frame 1; the sealing strip 17 can reduce the impact between the door leaf and the door pocket, and prolong the service life of the door.

[0034] The door plate 2 is made of an aluminum alloy plate; the aluminum alloy has low density, high strength, excellent corrosion resistance and weather resistance.

[0035] Working principle: the door frame 1 and the door plate 2 are rotated through the hinge; when the door plate 2 is in the opening state, the door plate 2 is pressed against the door frame 1, the permanent magnet 5 is adsorbed on the magnetic steel plate 3, the pressing force makes the magnetic steel plate 3 displace downward, the center column 13 and the reset spring 15 provide buffer for the magnetic steel plate 3, and the door frame 1 and the door plate 2 complete abutment; when the door needs to be closed, a certain external force is applied to the door plate 2 to overcome the magnetic force, the door plate 2 is reset, at the same time, the reset spring 15 generates a force to reset the magnetic steel plate 3, the limiting bolt 14 and the limiting ring 12 fix the magnetic steel plate 3, and the magnetic steel plate 3 is not easy to be offset or fall off.

[0036] The specific embodiments are only an interpretation of the utility model, and are not a limitation of the utility model. A person skilled in the art can make modifications to the embodiments without creative contribution after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, the utility model is protected by the patent law.

Claims

1. A van magnetic door stop, characterized in that: The utility model provides a door frame (1) is hinged with door board (2), is provided with magnetic steel sheet (3) above door frame (1), is provided with buffer rubber column (4) between magnetic steel sheet (3) and door frame (1), is provided with permanent magnet (5) above door board (2), permanent magnet (5) is used for magnetic force connection magnetic steel sheet (3), is provided with buffer rubber sleeve (6) between permanent magnet (5) and door board (2).

2. A van magnetic door holdback according to claim 1, characterised in that: Door frame (1) is hingedly connected with hinged seat (7), hinged seat (7) extends hinged arm (8) towards one side of door board (2), hinged arm (8) is provided with connecting shaft, connecting shaft is rotatably connected with hinged plate (9), one end of hinged plate (9) is threadedly connected to door board (2).

3. A van magnetic door holdback according to claim 2, characterised in that: The hinged plate (9) is formed with a bent surface (10) at one end towards the door frame (1).

4. A van door magnet door stop according to claim 3, characterised in that: The top of the magnetic steel sheet (3) is provided with a limiting groove (11) downwardly opened, the limiting groove (11) is provided with a limiting ring (12) inside, the bottom of the magnetic steel sheet (3) is provided with a center column (13), the bottom of the center column (13) abuts against the door frame (1), the center column (13) is threadedly connected with a limiting bolt (14) for limiting the magnetic steel sheet (3), the buffer rubber column (4) is provided with a plurality of return springs (15) inside.

5. A van door magnet door stop according to claim 4, characterised in that: The permanent magnet (5) is threadedly connected with a mounting bolt (16) inside, the bottom of the mounting bolt (16) is threadedly connected with the surface of the door plate (2).

6. A van door magnet door stop according to claim 5, characterised in that: The door frame (1) is provided with a sealing strip (17).

7. A van door magnet door stop according to claim 6, characterised in that: The door plate (2) is made of aluminum alloy plate.

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