CN217631860U - Automobile door lock meshing structure and automobile - Google Patents

Automobile door lock meshing structure and automobile Download PDF

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Publication number
CN217631860U
CN217631860U CN202221572577.6U CN202221572577U CN217631860U CN 217631860 U CN217631860 U CN 217631860U CN 202221572577 U CN202221572577 U CN 202221572577U CN 217631860 U CN217631860 U CN 217631860U
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China
Prior art keywords
ratchet
full
locking
lock
pawl
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CN202221572577.6U
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Chinese (zh)
Inventor
郑久峰
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Magna Automotive Parts Suzhou Co ltd
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Magna Automotive Parts Suzhou Co ltd
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Abstract

The utility model belongs to the technical field of automobile door lock equipment, a automobile door lock meshing structure and car is disclosed, include: the pawl assembly comprises a pawl and a pawl shaft, the pawl shaft is fixedly arranged, and the pawl is rotationally arranged on the pawl shaft; the ratchet assembly comprises a double ratchet and a ratchet shaft, the ratchet shaft is fixedly arranged, the double ratchet is arranged on the ratchet shaft in a rotating mode, the double ratchet always has a rotating trend on the ratchet shaft, and the double ratchet comprises a full-locking ratchet and a half-locking ratchet. The utility model discloses can realize reducing rocking of door and drive ratchet rotation and pawl disengagement and produce the condition of abnormal sound, reduce simultaneously and receive the hasp promotion to cause the spurious triggering of pawl signal switch behind the single ratchet meshing, improve the security of door lock.

Description

Automobile door lock meshing structure and automobile
Technical Field
The utility model relates to an automobile door lock equipment technical field especially relates to an automobile door lock meshing structure and car.
Background
The common car lock system comprises a clamping plate type door lock, realizes locking or unlocking by utilizing the ratchet wheel and pawl principle through the engagement and disengagement of a rotating clamping plate and a stop block, and has two positions of full locking and half locking. The half-locking position is the meshing position of the lock body and the lock catch when the car door is not completely closed; the full locking position is the meshing position of the lock body and the lock catch when the vehicle door is completely closed.
The existing door lock meshing structure generally adopts a single ratchet wheel structure for adjustment in a half-locking position and a full-locking position, and realizes half-locking, full-locking or opening of a door by limiting a lock catch through matching of different positions of a single ratchet wheel and a pawl. However, in the process of vehicle body advancing, in the full locking state, the vehicle door is shaken to easily enable the lock catch to drive the ratchet wheel to move, the ratchet wheel is disengaged from the pawl and is reset to collide, abnormal sound can be generated, the pawl can be influenced by the rotation of the single ratchet wheel, the signal switch of the pawl is triggered by mistake, and the safety of the vehicle door lock is influenced.
Disclosure of Invention
An object of the utility model is to provide an automobile door lock engagement structure and car to solve the unusual collision of ratchet and pawl and the problem of the false triggering of signal switch.
To achieve the purpose, the utility model adopts the following technical proposal:
an automobile door lock engagement structure, comprising: the pawl assembly comprises a pawl and a pawl shaft, the pawl shaft is fixedly arranged, and the pawl is rotationally arranged on the pawl shaft; the ratchet wheel assembly comprises a double ratchet wheel and a ratchet wheel shaft, the ratchet wheel shaft is fixedly arranged, the double ratchet wheel is rotatably arranged on the ratchet wheel shaft and always tends to rotate on the ratchet wheel shaft, the double ratchet wheel comprises a full-locking ratchet wheel and a half-locking ratchet wheel, the double ratchet wheel can simultaneously rotate under the action of a lock catch, the double ratchet wheel and the pawl have a half-locking position and a full-locking position under the action of the lock catch, and when the double ratchet wheel is positioned at the half-locking position, the half-locking ratchet wheel is meshed with the pawl; the full-lock ratchet is engaged with the pawl when the double ratchet is in the full-lock position, and the lock enables the half-lock ratchet to rotate relative to the full-lock ratchet when the double ratchet is in the full-lock position.
Preferably, a notch is formed in one side, close to the lock catch, of the full-locking ratchet wheel, and is used for providing a rotation allowance of the half-locking ratchet wheel relative to the full-locking ratchet wheel in the full-locking position.
Preferably, a linkage assembly is arranged between the full-locking ratchet and the half-locking ratchet, so that the lock catch can drive the full-locking ratchet and the half-locking ratchet to rotate simultaneously.
Preferably, the linkage assembly comprises a limiting pin, the limiting pin is fixedly arranged on one side, close to the half-locking ratchet, of the full-locking ratchet, a long sliding hole matched with the limiting pin is formed in the half-locking ratchet, and when the full-locking ratchet is located at the full-locking position, the long sliding hole enables the lock catch to continuously drive the half-locking ratchet to rotate relative to the full-locking ratchet.
Preferably, one side of the full-locking ratchet wheel, which is close to the pawl, is provided with a full-locking clamping block, and the full-locking ratchet wheel is meshed with the pawl through the full-locking clamping block.
Preferably, one end of the half-locking ratchet wheel, which is close to the pawl, is provided with a half-locking clamping block, and the half-locking ratchet wheel is meshed with the pawl through the half-locking clamping block.
Preferably, the side, close to each other, of the full-locking ratchet and the half-locking ratchet is provided with a smooth surface.
Preferably, the ratchet shaft is provided with a torsion spring, one end of the torsion spring is fixedly connected with the ratchet shaft, and the other end of the torsion spring is abutted against the full-locking ratchet and the half-locking ratchet, so that the double ratchet has a rotating trend.
Preferably, plastic-coated structures are fixedly arranged on the surfaces of the parts, meshed and contacted with each other, of the pawl, the full-locking ratchet and the half-locking ratchet.
An automobile comprising an automobile door lock engagement structure as described above.
The utility model has the advantages that: when the automobile door lock meshing mechanism can realize the unlocking of the automobile lock and the state switching function of a half locking position and a full locking position, when the automobile lock enters the full locking position, the full locking position ratchet is always kept in a clamping state with the pawl, the shaking of the lock catch only drives the rotation of the half locking position ratchet, the full locking position ratchet and the half locking position ratchet slide relatively, and the meshing clamping state of the full locking position ratchet is not influenced, so that the situation that when a single ratchet structure in the prior art is subjected to full locking position meshing, the shaking of the automobile door drives the single ratchet to rotate, disengage from the pawl and knock to generate abnormal sound is avoided, meanwhile, the false triggering of a pawl signal switch caused by the pushing of the lock catch after the single ratchet is meshed is reduced, and the safety of the automobile door lock is improved.
Drawings
FIG. 1 is a perspective view of the present invention in a semi-locked state;
fig. 2 is a perspective view of the present invention from another perspective view in a half-locked state;
FIG. 3 is a schematic view of the pawl portion of the present invention;
FIG. 4 is a schematic structural view of the present invention for removing the half-locking ratchet;
FIG. 5 is a schematic structural view of the present invention for removing the full-locking ratchet;
FIG. 6 is a perspective view of the fully latched state of the present invention;
fig. 7 is a perspective view of the over-travel state of the present invention;
fig. 8 is a perspective view of the present invention from another perspective in the over-travel state.
In the figure: 1. a pawl; 2. a pawl shaft; 3. a ratchet shaft; 4. a torsion spring; 5. a spacing pin; 501. a long slide hole; 6. a full locking ratchet wheel; 601. a full-locking clamping block; 602. a recess; 7. a half-locking ratchet wheel; 701. a semi-locking clamping block; 8. and (5) locking.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The vehicle door lock is internally provided with a vehicle door lock meshing structure which comprises a pawl component and a ratchet wheel component. In the prior art, the ratchet wheel inside the ratchet wheel assembly is of a single ratchet wheel structure, different positions on the single ratchet wheel structure can be respectively engaged and clamped with the pawl, and the switching between half locking and full locking of the vehicle door lock can be realized.
Referring to fig. 1, an automobile door lock engaging structure includes a pawl assembly and a ratchet assembly, the pawl assembly includes a pawl 1 and a pawl shaft 2, the pawl shaft 2 is fixedly disposed on a substrate of an automobile door lock, and the pawl 1 is rotatably disposed on the pawl shaft 2. The ratchet wheel assembly comprises a double ratchet wheel and a ratchet wheel shaft 3, the ratchet wheel shaft 3 is fixedly arranged on a base plate of the vehicle door lock, the double ratchet wheel is rotatably arranged on the ratchet wheel shaft 3, and the double ratchet wheel always has a rotating trend on the ratchet wheel shaft 3, so that the pawl can be meshed and locked with the ratchet wheel.
Referring to fig. 1 and 2, the double-ratchet wheel comprises a full-locking ratchet wheel 6 and a half-locking ratchet wheel 7, the double-ratchet wheel can rotate under the action of the lock catch 8, the double-ratchet wheel and the pawl have a half-locking position and a full-locking position under the action of the lock catch 8, and when the double-ratchet wheel is located at the half-locking position, the half-locking ratchet wheel 7 is meshed with the pawl 1; when the double ratchet is in the full lock position, the full lock position ratchet 6 engages the pawl 1, and when the double ratchet is in the half lock position, the catch 8 enables the half lock position ratchet 7 to rotate relative to the full lock position ratchet 6. A notch 602 is formed on the full-locking ratchet 6 near the lock catch 8 to provide a rotation margin of the half-locking ratchet 7 relative to the full-locking ratchet in the full-locking position. When the full-locking-position ratchet wheel 6 is engaged and clamped with the pawl 1, the lock catch only drives the half-locking-position ratchet wheel 7 to rotate, so that the conditions that the lock catch drives the ratchet wheel to collide with the pawl when the vehicle door shakes and the pawl signal switch is triggered mistakenly are reduced.
When the ratchet wheel assembly is in the full locking state, the lock catch 8 is abutted with the half locking ratchet wheel 7. The full-locking ratchet 6 is meshed with the pawl 1, and the pawl 1 limits the full-locking ratchet 6 to be in a clamping state, so that reset rotation can not be performed any more.
When the joint state of full-locking ratchet 6 and pawl 1, the shake of hasp 8 makes the ratchet subassembly be in the journey state, shake under the influence receiving the door promptly, the shake of hasp 8 only drives rocking of half-locking ratchet 7, half-locking ratchet 7 rotates the dislocation with full-locking ratchet 6, do not influence the engaged state of full-locking ratchet 6 lower part and pawl 1, thereby reduce the influence of door shake to ratchet subassembly lock position state, reduce the abnormal sound that sends because of the collision of ratchet rotation back with the pawl, and simultaneously, because hasp 8 only influences the rotation of half-locking ratchet 7, do not influence the open-closed state of pawl, thereby reduce pawl signal switch's spurious triggering
Under receiving the door and rocking the influence, the rocking of hasp 8 only drives rocking of half-lock ratchet 7, does not influence the engaged state of full-lock ratchet 6 lower part and pawl 1 to reduce the door and rock the influence to the ratchet subassembly lock position state, reduce the abnormal sound that sends because of the collision of ratchet rotation back with the pawl, simultaneously, because hasp 8 only influences half-lock ratchet 7's rotation, do not influence the open-close state of pawl, thereby reduce pawl signal switch's spurious triggering.
Referring to fig. 1 and 4, a linkage assembly is disposed between the full-locking ratchet 6 and the half-locking ratchet 7, so that the lock catch can simultaneously drive the full-locking ratchet 6 and the half-locking ratchet 7 to rotate. The linkage assembly comprises a limiting pin 5, the limiting pin 5 is fixedly arranged on the side face, close to the half-locking ratchet 7, of the full-locking ratchet 6, a long sliding hole 501 matched with the limiting pin 5 is formed in the half-locking ratchet 7, and when the full-locking ratchet 6 is located at the full-locking position, the long sliding hole 501 enables the lock catch 8 to continuously drive the half-locking ratchet 7 to rotate relative to the full-locking ratchet 6.
Referring to fig. 4 and 5, a full-locking block 601 is disposed at an end of the full-locking ratchet 6 close to the pawl 1, and the full-locking ratchet 6 is engaged with the pawl 1 through the full-locking block 601; one end of the half-locking ratchet wheel 7 close to the pawl 1 is provided with a half-locking clamping block 701, and the half-locking ratchet wheel 7 is meshed with the pawl 1 through the half-locking clamping block 701. When the vehicle door lock is switched between the half locking state and the full locking state, the meshing and clamping state of one of the half locking ratchet 7 and the full locking ratchet 6 on the double ratchet and the pawl 1 is always kept, so that the influence of the pawl on the ratchet on the other side is reduced, and the influence on the switching between the half locking state and the full locking state of the vehicle lock caused by the clamping of the pawl 1 with the half locking ratchet 7 and the full locking ratchet 6 is avoided.
The side surfaces of the full-locking ratchet 6 and the half-locking ratchet 7, which are close to each other, are smooth surfaces. The full-locking ratchet 6 and the half-locking ratchet 7 are adjacently arranged on the ratchet shaft 3, the laminating state of the full-locking ratchet 6 and the half-locking ratchet 7 is kept, the friction between the full-locking ratchet 6 and the half-locking ratchet 7 is reduced, and the influence on the full-locking ratchet 6 when the lock catch 8 drives the half-locking ratchet 7 to rotate is reduced.
Referring to fig. 5, a torsion spring 4 is disposed on the ratchet shaft 3, one end of the torsion spring 4 is fixedly connected to the ratchet shaft 3, and the other end of the torsion spring is abutted to the full-locking ratchet 6 and the half-locking ratchet 7, so that the double ratchet tends to rotate. Under the pulling force of the torsion spring 4, the ratchet wheel assembly and the pawl 1 can be always kept in a meshed state, meanwhile, the lock catch 8 is convenient to retreat and pop out, and after the lock catch 8 retreats, the double ratchet wheels can be reset to an unlocking state, so that the double ratchet wheels are convenient to lock again subsequently.
Referring to fig. 2 and 3, plastic-coated structures are fixedly arranged on the surfaces of the parts of the pawl 1, the full-locking ratchet 6 and the half-locking ratchet 7, which are meshed and contacted with each other. The plastic-coated structure is arranged on the meshing contact surface, so that the friction during meshing collision is reduced, and the collision sound of the ratchet wheel and the pawl is further reduced.
The utility model also provides a car, including above-mentioned automobile door lock engagement structure.
When the vehicle door lock is locked, the lock catch 8 is clamped into a lock groove of the ratchet wheel assembly, in the process that the lock catch 8 continuously moves, the lock catch 8 pushes the half-locking ratchet wheel 7 to rotate, meanwhile, the full-locking ratchet wheel 6 is driven by the limiting pin 5 of the linkage assembly to rotate, the half-locking ratchet wheel 7 is rotated to the middle part to be clamped with the pawl 1, the unlocking position is converted into the half-locking position, the lock catch 8 continuously moves, the half-locking ratchet wheel 7 and the full-locking ratchet wheel 6 are driven to simultaneously rotate to the meshing position of the full-locking ratchet wheel 6 and the pawl 1 and are rotated to the full-locking position, then the downward movement of the lock catch 8 is limited by the lock groove to move, the lock catch 8 only moves upwards to drive the half-locking ratchet wheel 7 to shake, the full-locking ratchet wheel 6 and the pawl 1 to keep the meshing state, the situations that the ratchet wheel rotates to be disengaged from the pawl and generate abnormal sound when being knocked are reduced, meanwhile, the mistaken triggering of a pawl signal switch caused by pushing after the single ratchet wheel is meshed is reduced, and the safety of the vehicle door lock is improved.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. An automobile door lock engagement structure, comprising:
the ratchet assembly comprises a ratchet (1) and a ratchet shaft (2), the ratchet shaft (2) is fixedly arranged, and the ratchet (1) is rotationally arranged on the ratchet shaft (2);
the ratchet wheel assembly comprises a double ratchet wheel and a ratchet wheel shaft (3), the ratchet wheel shaft (3) is fixedly arranged, the double ratchet wheel is rotatably arranged on the ratchet wheel shaft (3) and always has a rotating trend on the ratchet wheel shaft (3), the double ratchet wheel comprises a full-locking ratchet wheel (6) and a half-locking ratchet wheel (7), the double ratchet wheel can simultaneously rotate under the action of a lock catch, the double ratchet wheel and the pawl have a half-locking position and a full-locking position under the action of the lock catch, and when the double ratchet wheel is located at the half-locking position, the half-locking ratchet wheel (7) is meshed with the pawl (1); when the double ratchet is in the full locking position, the full locking ratchet (6) is engaged with the pawl (1), and when the double ratchet is in the full locking position, the lock catch can rotate the half locking ratchet relative to the full locking ratchet.
2. An automobile door lock engagement structure according to claim 1, characterised in that the full-lock ratchet (6) has a notch (602) formed in a side thereof adjacent the catch (8) to provide a margin of rotation of the half-lock ratchet (7) relative to the full-lock ratchet in the full-lock position.
3. An automobile door lock engagement structure as claimed in claim 1, wherein a linkage assembly is provided between the full-lock ratchet (6) and the half-lock ratchet (7) to enable the lock catch to drive the full-lock ratchet (6) and the half-lock ratchet (7) to rotate simultaneously.
4. An automobile door lock engagement structure according to claim 3, wherein the linkage assembly comprises a limit pin (5), the limit pin (5) is fixedly arranged on one side of a full-locking ratchet (6) close to a half-locking ratchet (7), the half-locking ratchet (7) is provided with a long sliding hole (501) matched with the limit pin (5), and when the full-locking ratchet is located at the full-locking position, the long sliding hole enables the lock catch to continuously drive the half-locking ratchet to rotate relative to the full-locking ratchet.
5. An automobile door lock engagement structure according to claim 1, characterized in that a full-lock catch block (601) is provided on the side of the full-lock ratchet (6) close to the pawl (1), and the full-lock ratchet (6) is engaged with the pawl (1) through the full-lock catch block (601).
6. An automobile door lock engagement structure according to claim 1, wherein a half-lock catch block (701) is provided at an end of the half-lock ratchet (7) close to the pawl (1), and the half-lock ratchet (7) is engaged with the pawl (1) through the half-lock catch block (701).
7. An automobile door lock engaging structure according to claim 1, wherein the full-catch ratchet (6) and the half-catch ratchet (7) are provided as smooth surfaces on sides close to each other.
8. An automobile door lock engagement structure according to claim 1, characterized in that the ratchet shaft (3) is provided with a torsion spring (4), one end of the torsion spring (4) is fixedly connected with the ratchet shaft (3), and the other end of the torsion spring is abutted with the full-locking ratchet (6) and the half-locking ratchet (7) so that the double ratchet has a tendency to rotate.
9. An automobile door lock engagement structure according to claim 1, wherein the surfaces of the parts of the pawl (1) in mutual engagement contact with the full-lock-position ratchet (6) and the half-lock-position ratchet (7) are fixedly provided with plastic-coated structures.
10. An automobile, characterized by comprising the automobile door lock engagement structure according to any one of claims 1 to 9.
CN202221572577.6U 2022-06-22 2022-06-22 Automobile door lock meshing structure and automobile Active CN217631860U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221572577.6U CN217631860U (en) 2022-06-22 2022-06-22 Automobile door lock meshing structure and automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221572577.6U CN217631860U (en) 2022-06-22 2022-06-22 Automobile door lock meshing structure and automobile

Publications (1)

Publication Number Publication Date
CN217631860U true CN217631860U (en) 2022-10-21

Family

ID=83629222

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221572577.6U Active CN217631860U (en) 2022-06-22 2022-06-22 Automobile door lock meshing structure and automobile

Country Status (1)

Country Link
CN (1) CN217631860U (en)

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