CN111641770A - Bidirectional ratchet wheel adjusting mechanism for angle of lens of vehicle-mounted camera module - Google Patents
Bidirectional ratchet wheel adjusting mechanism for angle of lens of vehicle-mounted camera module Download PDFInfo
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- CN111641770A CN111641770A CN202010614927.XA CN202010614927A CN111641770A CN 111641770 A CN111641770 A CN 111641770A CN 202010614927 A CN202010614927 A CN 202010614927A CN 111641770 A CN111641770 A CN 111641770A
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- mounted camera
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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- Mechanical Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a bidirectional ratchet wheel adjusting mechanism for the angle of a vehicle-mounted camera module lens, which comprises a shell, a first angle adjusting component and a second angle adjusting component, wherein the first angle adjusting component comprises a first adjusting seat, the second angle adjusting component comprises a second adjusting seat, a rotating shaft, a rotating bracket, a gear and a ratchet wheel component, the first adjusting seat is rotatably arranged at the left side of the shell to realize the rotation of the left side of the vehicle-mounted camera module lens, the rotating shaft is rotatably arranged at the right side of the shell to realize the rotating function of the right side of the vehicle-mounted camera module lens, the rotating shaft is connected with the second adjusting seat and the rotating bracket, the angle of the lens can be adjusted by operating the rotating bracket, the gear is meshed with a bidirectional ratchet wheel of the ratchet wheel component to lock the vehicle-mounted camera module lens after the angle is adjusted, the invention realizes the angle adjusting function of the, the vehicle-mounted camera module can be matched with windshields of different angles, and the product development period and the cost are greatly reduced.
Description
Technical Field
The invention belongs to the technical field of vehicle-mounted camera module accessories, and particularly relates to a bidirectional ratchet wheel adjusting mechanism for a lens angle of a vehicle-mounted camera module.
Background
With the issuance of the performance requirements and the test regulations of the automatic emergency braking system of the vehicle operated by the China's republic of China traffic transportation industry standard JT/T1242 and 2019, the commercial vehicle is introduced into the automatic emergency braking system, and more front-view camera modules are applied to the automobile front-loading market. However, the automobile manufacturers have many corresponding automobile types, and the angles of the front windshields of the automobiles corresponding to the automobile types are different.
Therefore, the existing vehicle-mounted camera module needs to correspond to the front windshield of each model of vehicle and correspondingly set the vehicle-mounted camera module of the corresponding style. When the glass angle changes, the module of making a video recording then can't realize the sharing, need to arrange the glass angle again, develops new structure, can continue to use, not only development cycle is long, and is with high costs moreover.
Disclosure of Invention
In order to overcome the defects, the invention provides the bidirectional ratchet wheel adjusting mechanism for the angle of the lens of the vehicle-mounted camera module, which can realize the angle adjusting function of the lens of the vehicle-mounted camera module, can ensure that the lens is firmly locked after the angle is adjusted, enables the vehicle-mounted camera module to be matched with windshields of different angles, and greatly reduces the product development period and the cost.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a bidirectional ratchet wheel adjusting mechanism for the angle of a lens of a vehicle-mounted camera module comprises a shell with an assembly space, a first angle adjusting assembly and a second angle adjusting assembly, wherein the first angle adjusting assembly comprises a first adjusting seat, the second angle adjusting assembly comprises a second adjusting seat, a rotating shaft, a rotating support, a gear and a ratchet wheel assembly, the ratchet wheel assembly comprises a bidirectional ratchet wheel, a ratchet wheel box, a ratchet wheel deflector rod and a reset spring, the inner side of the first adjusting seat is detachably and fixedly connected to the left side of an installation body of the lens of the vehicle-mounted camera module assembled in the assembly space, and the outer side of the first adjusting seat is rotatably installed on the inner wall of the left side of the shell; the inner side of the second adjusting seat is detachably and fixedly connected to the right side of the mounting body, the rotating support is arranged on the outer wall of the right side of the shell, the rotating shaft is rotatably mounted in a shaft sleeve hole formed in the right side wall of the shell, and the rotating shaft is connected between the rotating support and the second adjusting seat; the gear is arranged between the rotating shaft and the second adjusting seat, the ratchet box is arranged on the inner wall of the right side of the shell, the bidirectional ratchet is arranged in the ratchet box in a sliding mode, the composite spring is arranged in the ratchet box, and the reset spring can drive the bidirectional ratchet to penetrate out from one side of the ratchet box, so that two ratchet teeth of the bidirectional ratchet are meshed with the gear to brake the gear; one end of the ratchet wheel shifting lever is fixedly connected with the bidirectional ratchet wheel, the other end of the ratchet wheel shifting lever penetrates out of the avoidance waist hole in the shell, and the bidirectional ratchet wheel can be driven to unlock the brake of the gear by shifting the ratchet wheel shifting lever, so that the reset spring is compressed to store energy.
As a further improvement of the present invention, an arc chute with the rotation axis as a center of circle or a plurality of positioning holes arranged in an arc with the rotation axis as a center of circle are formed on the rotating bracket, and the rotating bracket is locked on the right outer wall of the housing by a first fastening member penetrating through the arc chute or the positioning holes.
As a further improvement of the present invention, the ratchet box includes a ratchet base and a ratchet cover plate, a ratchet runner and a spring groove are formed on the ratchet base, at least one guide post is formed in the ratchet runner, a guide waist hole corresponding to the guide post is formed on the bidirectional ratchet, the bidirectional ratchet is disposed in the ratchet runner, the guide post is inserted into the guide waist hole, the inner side of the ratchet runner is communicated with the spring groove, the return spring is positioned and accommodated in the spring groove, and one end of the return spring abuts against the inner side of the bidirectional ratchet.
As a further improvement of the present invention, the ratchet assembly further comprises a mounting bracket disposed on the right inner wall of the housing, and the ratchet base is disposed on the mounting bracket and locked to the mounting bracket by at least two second fasteners.
As a further improvement of the present invention, the rotating shaft is composed of a first half shaft and a second half shaft, the first half shaft is fixedly connected with or integrally formed with the second adjusting seat, the second half shaft is fixedly connected with or integrally formed with the rotating bracket, and the first half shaft and the second half shaft are detachably and fixedly connected.
As a further improvement of the present invention, the rotating bracket is in a fan shape, a central angle of the fan shape and the second half shaft are integrally formed, and the arc chute or the positioning hole is arranged close to an arc edge of the fan shape; or the rotating support is triangular, the vertex angle of the triangle and the second half shaft are integrally formed, and the arc chute or the positioning hole is arranged close to the bottom edge of the triangle.
As a further improvement of the present invention, a protrusion is formed on the outer wall of the right side of the housing, and a scale mark for marking the rotation angle is carved on the protrusion, taking the rotation axis as the center of circle.
As a further improvement of the present invention, two first positioning pins and one first positioning block are formed on the inner side of the first adjusting seat, the first positioning block and the two first positioning pins are arranged in a triangular shape, a first pin hole corresponding to the first positioning pin is formed on the left side of the mounting body, a first mounting hole is formed on the top of the mounting body near the left side, the first positioning pin is inserted into the first pin hole, and the first positioning block and the first mounting hole are locked together by a fastener.
As a further improvement of the present invention, two second positioning pins and a second positioning block are formed inside the second adjusting seat, the second positioning blocks and the two second positioning pins are arranged in a triangular shape, a second pin hole corresponding to the second positioning pin is formed on the right side of the mounting body, a second mounting hole is formed near the right side of the top of the mounting body, the second positioning pin is inserted into the second pin hole, and the second positioning block and the second mounting hole are locked together by a fastener.
As a further improvement of the present invention, the first angle adjusting assembly further includes a fastening cover and a compression spring, a clamping groove is formed on an inner wall of the left side of the housing, a boss hole is formed on one side of the clamping groove, a boss is formed on an outer side of the first adjusting seat, a receiving groove is formed in an axial direction of the boss, the fastening cover is disposed in the clamping groove, the boss is rotatably disposed in the boss hole, and the compression spring is installed in the receiving groove in a compressed state, such that one end of the compression spring abuts against an inner side of the fastening cover.
The invention has the beneficial effects that: the invention provides a bidirectional ratchet wheel adjusting mechanism for the angle of a lens of a vehicle-mounted camera module, which realizes the angle adjustment and locking functions of the lens of the vehicle-mounted camera module relative to a shell by arranging a first angle adjusting component between the left side of an installation body of the lens of the vehicle-mounted camera module and the inner wall of the left side of the shell and arranging a second angle adjusting component between the right side of the installation body of the lens of the vehicle-mounted camera module and the inner wall of the right side of the shell, so that the vehicle-mounted camera module can be matched with vehicle models with different windshield angles at will, and the product development cycle and the production cost are greatly reduced. Wherein, first angle adjusting part rotates with the help of first regulation seat and installs on the left side inner wall of shell, the left rotation function of the installation body of on-vehicle camera module camera lens has been realized, second angle adjusting part rotates with the help of the rotation axis and installs in the right side axle sleeve hole of shell, the rotation function on the right side of the installation body of on-vehicle camera module camera lens has been realized, and the rotation axis still is used for connecting inside and outside second regulation seat of shell and runing rest, runing rest is used for operating adjustment angle, the two-way ratchet meshing of gear and ratchet subassembly, a function for realizing locking on-vehicle camera module camera lens after the angle modulation, reset spring is used for providing the drive power of locking, the ratchet driving lever is used for manual operation unblock gear and two-. Therefore, the locking function after angle adjustment can be realized, and unnecessary rotation of the lens caused by vibration and the like in the use process of the product is prevented. After the product is assembled, the bidirectional ratchet wheel is abutted to the gear under the action of the spring force of the reset spring, and the gear is fixedly connected with the lens of the vehicle-mounted camera module into a whole through the second adjusting seat, so that the lens cannot rotate, when the angle needs to be adjusted, the ratchet wheel driving lever is stirred to drive the bidirectional ratchet wheel to retreat, the bidirectional ratchet wheel is separated from the gear, the brake of the bidirectional ratchet wheel on the gear is unlocked, at the moment, the lens angle can be adjusted by adjusting the rotating support, the ratchet wheel driving lever is loosened, the bidirectional ratchet wheel is meshed with the gear again under the action of the spring force, and the product is locked and. Therefore, compared with the prior art, the bidirectional ratchet wheel adjusting mechanism for the angle of the lens of the vehicle-mounted camera module can realize the function of adjusting the angle of the lens of the vehicle-mounted camera module, and can ensure that the lens is firmly locked after the angle is adjusted, so that the vehicle-mounted camera module can be matched with windshields of different angles, and the product development cycle and the cost are greatly reduced.
Drawings
FIG. 1 is a perspective view of a bidirectional ratchet adjusting mechanism for lens angle of a vehicle-mounted camera module according to the present invention;
FIG. 2 is a left side partial cross-sectional view of the lens angle bidirectional ratchet adjustment mechanism of the vehicle-mounted camera module of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is a right side partial cross-sectional view of the lens angle bi-directional ratchet adjustment mechanism of the vehicle camera module of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is an assembly view of a second angle adjustment assembly of the present invention on the right inside wall of the housing;
FIG. 7 is an assembly view of the first angle adjustment assembly, the second angle adjustment assembly and the lens of the vehicle-mounted camera module according to the present invention;
FIG. 8 is an exploded view of the first angle adjustment assembly of the present invention;
FIG. 9 is an exploded view of a second angle adjustment assembly (not including a ratchet box) of the present invention;
FIG. 10 is a schematic view of the gear and ratchet assembly of the present invention in a disengaged state;
FIG. 11 is an assembly view of the ratchet box, the bidirectional ratchet and the return spring according to the present invention;
the following description is made with reference to the accompanying drawings:
1-shell, 11-shaft sleeve hole, 12-avoidance waist hole, 13-bulge, 14-graduation line, 15-clamping groove, 151-shaft table hole, 152-rotation stopping rib position, 2-first angle adjusting component, 21-first adjusting seat, 211-first positioning pin, 212-first positioning block, 213-shaft table, 214-accommodating groove, 22-fastening cover, 221-rotation stopping convex rib, 23-compression spring, 3-second angle adjusting component, 31-second adjusting seat, 311-second positioning pin, 312-second positioning block, 32-rotation shaft, 321-first half shaft, 3211-groove, 322-second half shaft, 3221-lug, 33-rotation bracket, 331-circular arc chute, 34-gear, 35-ratchet component, 351-bidirectional ratchet, 3511-ratchet teeth, 3512-guide waist hole, 352-ratchet box, 3521-ratchet base, 35211-ratchet sliding groove, 35212-spring groove, 35213-guide column, 3522-ratchet cover plate, 353-ratchet deflector rod, 354-return spring, 355-mounting bracket, 3551-fence plate, 3552-stud, 36-first fastener, 37-second fastener, 38-third fastener, 4-vehicle camera module lens, 41-mounting body, 411-first mounting hole and 412-second mounting hole.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11, the bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to the present invention comprises a housing 1 with an assembly space, a first angle adjusting assembly 2 and a second angle adjusting assembly 3, the first angle adjusting component comprises a first adjusting seat 21, the second angle adjusting component comprises a second adjusting seat 31, a rotating shaft 32, a rotating bracket 33, a gear 34 and a ratchet component 35, the ratchet assembly includes a bidirectional ratchet 351, a ratchet box 352, a ratchet shift lever 353 and a return spring 354, the inner side of the first adjusting seat is detachably and fixedly connected to the left side of the mounting body 41 of the vehicle-mounted camera module lens 4 assembled in the assembling space, and the outer side of the first adjusting seat is rotatably mounted on the inner wall of the left side of the shell; the inner side of the second adjusting seat is detachably and fixedly connected to the right side of the mounting body, the rotating support is arranged on the outer wall of the right side of the shell, the rotating shaft is rotatably mounted in a shaft sleeve hole 11 formed in the right side wall of the shell, and the rotating shaft is connected between the rotating support and the second adjusting seat; the gear is arranged between the rotating shaft and the second adjusting seat, the ratchet box is arranged on the inner wall of the right side of the shell, the bidirectional ratchet is arranged in the ratchet box in a sliding mode, the composite spring is arranged in the ratchet box, and the reset spring can drive the bidirectional ratchet to penetrate out of one side of the ratchet box, so that two ratchet teeth 3511 of the bidirectional ratchet are meshed with the gear to brake the gear; one end of the ratchet wheel shifting lever is fixedly connected with the bidirectional ratchet wheel, the other end of the ratchet wheel shifting lever penetrates out of the avoidance waist hole 12 in the shell, and the bidirectional ratchet wheel can be driven to unlock the brake of the gear by shifting the ratchet wheel shifting lever, so that the reset spring is compressed to store energy.
In the structure, the first angle adjusting component is arranged between the left side of the mounting body of the vehicle-mounted camera module lens and the left inner wall of the shell, the second angle adjusting component is arranged between the right side of the mounting body of the vehicle-mounted camera module lens and the right inner wall of the shell, the angle adjusting and locking functions of the vehicle-mounted camera module lens relative to the shell are realized, the vehicle type of the vehicle-mounted camera module with different windshield angles can be matched at will, and the product development period and the production cost are greatly reduced. Wherein, first angle adjusting part rotates with the help of first regulation seat and installs on the left side inner wall of shell, the left rotation function of the installation body of on-vehicle camera module camera lens has been realized, second angle adjusting part rotates with the help of the rotation axis and installs in the right side axle sleeve hole of shell, the rotation function on the right side of the installation body of on-vehicle camera module camera lens has been realized, and the rotation axis still is used for connecting inside and outside second regulation seat of shell and runing rest, runing rest is used for operating adjustment angle, the two-way ratchet meshing of gear and ratchet subassembly, a function for realizing locking on-vehicle camera module camera lens after the angle modulation, reset spring is used for providing the drive power of locking, the ratchet driving lever is used for manual operation unblock gear and two-. Therefore, the locking function after angle adjustment can be realized, and unnecessary rotation of the lens caused by vibration and the like in the use process of the product is prevented. After the product is assembled, the bidirectional ratchet wheel is abutted to the gear under the action of the spring force of the reset spring, and the gear is fixedly connected with the lens of the vehicle-mounted camera module into a whole through the second adjusting seat, so that the lens cannot rotate, when the angle needs to be adjusted, the ratchet wheel driving lever is stirred to drive the bidirectional ratchet wheel to retreat, the bidirectional ratchet wheel is separated from the gear, the brake of the bidirectional ratchet wheel on the gear is unlocked, at the moment, the lens angle can be adjusted by adjusting the rotating support, the ratchet wheel driving lever is loosened, the bidirectional ratchet wheel is meshed with the gear again under the action of the spring force, and the product is locked and.
In the above structure, the gear is installed between the rotating shaft and the second adjusting seat, and preferably, referring to fig. 7 and 9, the gear is integrally formed with the second adjusting seat.
Preferably, referring to fig. 1 and 4, an arc chute 331 using the rotation axis as a center of circle or a plurality of positioning holes arranged in an arc and using the rotation axis as a center of circle are formed on the rotating bracket, and the rotating bracket is locked on the right outer wall of the housing by a first fastening member 36 penetrating through the arc chute or the positioning holes. Like this, the runing rest mutually supports with first fastener through the locating hole that circular arc spout or a plurality of intervals set up, can further lock angle adjustment back product, reaches dual guarantee's purpose.
Preferably, referring to fig. 10 and 11, the ratchet box includes a ratchet base 3521 and a ratchet cover 3522, the ratchet base is formed with a ratchet sliding groove 35211 and a spring groove 35212, the ratchet sliding groove is formed with at least one guide post 35213, the bidirectional ratchet is formed with a guide waist hole 3512 corresponding to the guide post, the bidirectional ratchet is disposed in the ratchet sliding groove, the guide post is disposed in the guide waist hole, the inner side of the ratchet sliding groove is communicated with the spring groove, the return spring is positioned and contained in the spring groove, and one end of the return spring abuts against the inner side of the bidirectional ratchet. Like this, can realize the slip direction function to two-way ratchet through set up the ratchet spout on the ratchet base, two-way ratchet is injectd between ratchet apron and ratchet base, and through the cooperation of direction waist hole and guide pillar, can realize that two-way ratchet only moves in reset spring's drive direction.
Preferably, referring to fig. 1 and 6, the ratchet assembly further comprises a mounting bracket 355 disposed on the right inner wall of the housing, the ratchet base being disposed on the mounting bracket and locked thereto by at least two second fasteners 37. Therefore, the position of the ratchet box can be fixed through the mounting bracket, the plane where the bidirectional ratchet wheel in the ratchet box is located is parallel to the plane where the gear is located, and the bidirectional ratchet wheel can be just meshed with the gear after extending out. The mounting bracket can be by a plurality of fence boards 3551 that the interval set up constitute, form on the mounting bracket with the double-screw bolt 3552 that the second fastener corresponds, the second fastener is for example the screw, penetrate the back from the outside of shell through the screw bolt guide back with screw hole fixed connection on the ratchet base, the installation of the ratchet box of being convenient for is fixed.
Preferably, referring to fig. 5, the rotating shaft is composed of a first half shaft 321 and a second half shaft 322, the first half shaft is fixedly connected with or integrally formed with the second adjusting seat, the second half shaft is fixedly connected with or integrally formed with the rotating bracket, and the first half shaft is detachably and fixedly connected with the second half shaft. Preferably, a third fastening piece 38 is provided, a threaded hole is formed in the first half shaft, a through hole is formed in the second half shaft, and the second fastening piece penetrates through the through hole from outside to inside and then is in threaded connection with the threaded hole. Like this, be convenient for realize the assembly of runing rest and second regulation seat, during the installation, only need to be in the same place second semi-axis and first semi-axis locking through third fastener such as screw, can accomplish the installation of runing rest and second regulation seat and fix. But not limited to, the rotating shaft may also be an integral shaft, one end of the rotating shaft is integrally formed with the second adjusting seat, and the rotating bracket is fixedly connected with the other end of the rotating shaft through a fastener.
Preferably, the rotating bracket is fan-shaped, a central angle of the fan-shaped is integrally formed with the second half shaft, and the arc chute or the positioning hole is arranged close to an arc edge of the fan-shaped; or the rotating support is triangular, the vertex angle of the triangle and the second half shaft are integrally formed, and the arc chute or the positioning hole is arranged close to the bottom edge of the triangle. Like this, operating personnel operates sectorial runing rest, with the help of lever principle, can easily adjust the angle of on-vehicle camera module camera lens, and sectorial runing rest appearance is pleasing to the eye, is convenient for hold. Optionally, the rotating bracket may also be designed to be triangular or other shapes as long as it is convenient to arrange the arc chute thereon.
Preferably, referring to fig. 1, a protrusion 13 is formed on the right outer wall of the housing, and a scale 14 for indicating the rotation angle is marked on the protrusion, taking the rotation axis as the center of the circle. Therefore, by setting the scale marks for marking the rotation angle, an operator can clearly see the adjusted angle, and the aim of quickly adjusting the angle is fulfilled.
Preferably, referring to fig. 9, the two ends of the first half shaft and the second half shaft are engaged together by the mutually matched projection 3221 and the groove 3211. Through the cooperation of arch and recess, can be in the same place first semi-axis and second semi-axis interlock, like this, drive second semi-axis can drive first semi-axis, prevents to take place relative rotation between two semi-axes.
Preferably, referring to fig. 8, two first positioning pins 211 and one first positioning block 212 are formed on the inner side of the first adjusting seat, the first positioning block and the two first positioning pins are arranged in a triangular shape, a first pin hole corresponding to the first positioning pin is formed on the left side of the mounting body, a first mounting hole 411 is formed on the top of the mounting body near the left side, the first positioning pin is inserted into the first pin hole, and the first positioning block and the first mounting hole are locked together by a fastener. Like this, two first locating pins edgewise realize the location of first regulation seat and installation body, and first locating piece is realized first regulation seat and the fixed of installation body from the top, and firm in connection and easy dismounting only need a fastener such as screw to realize the installation fixed.
Preferably, referring to fig. 9, two second positioning pins 311 and one second positioning block 312 are formed on the inner side of the second adjusting seat, the second positioning blocks and the two second positioning pins are arranged in a triangular shape, a second pin hole corresponding to the second positioning pin is formed on the right side of the mounting body, a second mounting hole 412 is formed near the right side of the top of the mounting body, the second positioning pin is inserted into the second pin hole, and the second positioning block and the second mounting hole are locked together by a fastener. Like this, two second locating pins realize the second from the side and adjust the position of seat and installation body, and the second locating piece realizes the second from the top and adjusts the fixed of seat and installation body, and firm in connection and easy dismounting only need a fastener for example the screw can realize the installation fixed.
Preferably, referring to fig. 3 and 8, the first angle adjusting assembly further includes a fastening cover 22 and a compression spring 23, a clamping groove 15 is formed on the inner wall of the left side of the housing, a boss hole 151 is formed on one side of the clamping groove, a boss 213 is formed on the outer side of the first adjusting seat, a storage groove 214 is formed in the axial direction of the boss, the fastening cover is disposed in the clamping groove, the boss is rotatably disposed in the boss hole in a penetrating manner, and the compression spring is installed in the storage groove in a compressed state, and one end of the compression spring abuts against the inner side of the fastening cover. Like this, the fastening lid sets up in the draw-in groove of shell, the pillow block is worn to locate in the pillow block hole of draw-in groove, with the help of the rotation in pillow block relative pillow block hole, rotation function has been realized, in axial (or x direction), because the fastening lid receives compression spring's elasticity, therefore, the fastening lid will push up each other with the inner wall of the draw-in groove of shell, and simultaneously, compression spring makes the second of installation body right side adjust the seat and push up each other with the shell, make on-vehicle camera module camera lens have a small degree of freedom in the axial, can effectively prevent to block, the angle regulation of being convenient for.
Preferably, referring to fig. 3, a plurality of rotation stopping ribs 221 are formed on an outer side of the fastening cover, and a rotation stopping rib position 152 corresponding to the rotation stopping ribs is formed on an inner wall of the locking groove facing the fastening cover. Like this, through the cooperation of only rotating protruding muscle and only rotating muscle position, can prevent that the relative draw-in groove of closing cap from rotating.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the invention, which can be embodied in many different forms than described herein, and therefore the invention is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a two-way ratchet adjustment mechanism of on-vehicle camera module camera lens angle which characterized in that: the vehicle-mounted camera module lens adjusting mechanism comprises a shell (1) with an assembling space, a first angle adjusting assembly (2) and a second angle adjusting assembly (3), wherein the first angle adjusting assembly comprises a first adjusting seat (21), the second angle adjusting assembly comprises a second adjusting seat (31), a rotating shaft (32), a rotating support (33), a gear (34) and a ratchet assembly (35), the ratchet assembly comprises a bidirectional ratchet wheel (351), a ratchet box (352), a ratchet wheel shifting rod (353) and a return spring (354), the inner side of the first adjusting seat is detachably and fixedly connected to the left side of an installing body (41) of a vehicle-mounted camera module lens (4) assembled in the assembling space, and the outer side of the first adjusting seat is rotatably installed on the inner wall of the left side of the shell; the inner side of the second adjusting seat is detachably and fixedly connected to the right side of the mounting body, the rotating support is arranged on the outer wall of the right side of the shell, the rotating shaft is rotatably mounted in a shaft sleeve hole (11) formed in the right side wall of the shell, and the rotating shaft is connected between the rotating support and the second adjusting seat; the gear is arranged between the rotating shaft and the second adjusting seat, the ratchet box is arranged on the inner wall of the right side of the shell, the bidirectional ratchet is arranged in the ratchet box in a sliding mode, the composite spring is arranged in the ratchet box, and the reset spring can drive the bidirectional ratchet to penetrate out from one side of the ratchet box, so that two ratchet teeth (3511) of the bidirectional ratchet are meshed with the gear to brake the gear; one end of the ratchet wheel deflector rod is fixedly connected with the bidirectional ratchet wheel, the other end of the ratchet wheel deflector rod penetrates out of the avoidance waist hole (12) on the shell, and the bidirectional ratchet wheel can be driven to unlock the brake of the gear by poking the ratchet wheel deflector rod, so that the reset spring is compressed to store energy.
2. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: an arc chute (331) taking the rotating shaft as a circle center or a plurality of positioning holes which are arranged in an arc and take the rotating shaft as a circle center are formed on the rotating bracket, and the rotating bracket is locked on the outer wall of the right side of the shell through a first fastening piece (36) which is arranged in the arc chute or the positioning holes in a penetrating way.
3. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: the ratchet box comprises a ratchet base (3521) and a ratchet cover plate (3522), a ratchet sliding groove (35211) and a spring groove (35212) are formed in the ratchet base, at least one guide pillar (35213) is formed in the ratchet sliding groove, a guide waist hole (3512) corresponding to the guide pillar is formed in the bidirectional ratchet, the bidirectional ratchet is arranged in the ratchet sliding groove, the guide pillar penetrates through the guide waist hole, the inner side of the ratchet sliding groove is communicated with the spring groove, the reset spring is positioned and contained in the spring groove, and one end of the reset spring abuts against the inner side of the bidirectional ratchet.
4. The bi-directional ratchet adjustment mechanism for lens angle of vehicle camera module according to claim 3, wherein: the ratchet assembly further comprises a mounting bracket (355) disposed on the right side inner wall of the housing, the ratchet base being disposed on the mounting bracket and locked thereto by at least two second fasteners (37).
5. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: the rotation axis comprises first semi-axis (321) and second semi-axis (322), first semi-axis with seat fixed connection or integrated into one piece are adjusted to the second, the second semi-axis with runing rest fixed connection or integrated into one piece, first semi-axis with can dismantle fixed connection between the second semi-axis.
6. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 2, characterized in that: the rotary bracket is fan-shaped, the central angle of the fan-shaped is integrally formed with the second half shaft, and the arc chute or the positioning hole is arranged close to the arc edge of the fan-shaped; or the rotating support is triangular, the vertex angle of the triangle and the second half shaft are integrally formed, and the arc chute or the positioning hole is arranged close to the bottom edge of the triangle.
7. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: a bulge (13) is formed on the outer wall of the right side of the shell, and scale marks (14) which take the rotating shaft as the center of a circle and are used for marking the rotating angle are marked on the bulge.
8. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: the inboard of first regulation seat is formed with two first locating pins (211) and a first locating block (212), first locating block and two first locating pin arrange and be triangle-shaped, the left side of installation body is formed with the first pinhole that first locating pin corresponds, the top of installation body is close to the left side and is formed with first mounting hole (411), first locating pin inserts and arranges in the first pinhole, first locating block with lock solid together through the fastener between the first mounting hole.
9. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: two second positioning pins (311) and a second positioning block (312) are formed on the inner side of the second adjusting seat, the second positioning blocks and the two second positioning pins are arranged in a triangular shape, second pin holes corresponding to the second positioning pins are formed in the right side of the mounting body, a second mounting hole (412) is formed in the top of the mounting body close to the right side, the second positioning pins are inserted into the second pin holes, and the second positioning blocks and the second mounting holes are locked together through fasteners.
10. The bidirectional ratchet adjusting mechanism for lens angle of vehicle-mounted camera module according to claim 1, characterized in that: first angle adjusting part still includes fastening lid (22) and compression spring (23), be formed with draw-in groove (15) on the left side inner wall of shell, one side of draw-in groove forms boss hole (151), the outside of first regulation seat is formed with boss (213), the axial of boss is formed with accomodates groove (214), the fastening lid is located in the draw-in groove, the boss rotates to wear to locate in the boss is downthehole, compression spring is compression state install in accomodate the inslot, and make compression spring's one end support to put in the inboard of fastening lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010614927.XA CN111641770A (en) | 2020-06-30 | 2020-06-30 | Bidirectional ratchet wheel adjusting mechanism for angle of lens of vehicle-mounted camera module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010614927.XA CN111641770A (en) | 2020-06-30 | 2020-06-30 | Bidirectional ratchet wheel adjusting mechanism for angle of lens of vehicle-mounted camera module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111641770A true CN111641770A (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010614927.XA Pending CN111641770A (en) | 2020-06-30 | 2020-06-30 | Bidirectional ratchet wheel adjusting mechanism for angle of lens of vehicle-mounted camera module |
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| Country | Link |
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| CN (1) | CN111641770A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543266A (en) * | 2020-11-25 | 2021-03-23 | 锐为视讯(深圳)有限公司 | Vehicle-mounted monitoring camera capable of being adjusted at multiple angles |
| CN114110388A (en) * | 2021-11-24 | 2022-03-01 | 武汉中海庭数据技术有限公司 | Angle-adjustable vehicle-mounted camera mounting structure with self-locking function |
-
2020
- 2020-06-30 CN CN202010614927.XA patent/CN111641770A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543266A (en) * | 2020-11-25 | 2021-03-23 | 锐为视讯(深圳)有限公司 | Vehicle-mounted monitoring camera capable of being adjusted at multiple angles |
| CN112543266B (en) * | 2020-11-25 | 2022-02-18 | 锐为视讯(深圳)有限公司 | Vehicle-mounted monitoring camera capable of being adjusted at multiple angles |
| CN114110388A (en) * | 2021-11-24 | 2022-03-01 | 武汉中海庭数据技术有限公司 | Angle-adjustable vehicle-mounted camera mounting structure with self-locking function |
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