CN112723230B - Manual and electric dual-purpose worm and gear moving type control mechanism - Google Patents
Manual and electric dual-purpose worm and gear moving type control mechanism Download PDFInfo
- Publication number
- CN112723230B CN112723230B CN202011599838.9A CN202011599838A CN112723230B CN 112723230 B CN112723230 B CN 112723230B CN 202011599838 A CN202011599838 A CN 202011599838A CN 112723230 B CN112723230 B CN 112723230B
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- driving gear
- connecting rod
- wheel
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- 238000009434 installation Methods 0.000 claims abstract description 27
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S13/00—Vehicle-manoeuvring devices separate from the vehicle
- B60S13/02—Turntables; Traversers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0641—Single levers, e.g. parallel links
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a manual and electric dual-purpose worm and gear moving type control mechanism, which comprises a fixed frame, and a gear driving mechanism, a worm gear operating mechanism and a clutch operating mechanism which are arranged on the fixed frame; the gear driving mechanism is provided with a rotating shaft, a worm gear, a first driving gear, a second driving gear and a clutch; the worm wheel control mechanism comprises a worm installation shaft, a worm, a first control rod and a motor, and can drive a worm wheel through two modes of the control rod and the motor; the clutch operating mechanism comprises a connecting rod, a poking piece and a second operating rod and is used for controlling the clutch. The control mechanism can be applied to an automobile transverse moving device to assist an automobile to transversely move to a parking space, so that the convenience of automobile parking or position moving is improved, and the problems of difficult automobile parking and tire abrasion are solved; in addition, the mechanism has two operation modes of manual operation and electric operation, has strong universality, can save manpower by adopting electric driving, and is used when the power supply of the carrying mobile equipment is fed by adopting manual and electric driving.
Description
Technical Field
The invention relates to the technical field of mechanical mobile equipment, in particular to a manual and electric dual-purpose worm and gear moving type control mechanism.
Background
The automobile can be used for commuting and transportation, and brings great convenience to the life of people. However, the existing automobiles have the following problems: when the vehicle is parked laterally, a driver needs to drive the vehicle to the lateral front of the parking space and then back the vehicle, so that the vehicle is difficult to park and consumes more time, and the vehicle is very inconvenient to operate especially under the condition of small parking space. In addition, there is some wear on the tire.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art and provides a manual and electric dual-purpose worm and gear moving type control mechanism.
The aim of the invention is achieved by the following technical scheme:
A manual and electric dual-purpose worm gear and worm moving type control mechanism, comprising:
the fixing frame is provided with a first side wall, a second side wall, a first connecting rod and a second connecting rod, wherein the first side wall and the second side wall are arranged in a front-back opposite mode;
The gear driving mechanism comprises a rotating shaft, a worm gear, a first driving gear, a second driving gear and a clutch; the rotating shaft is arranged between the first side wall and the second side wall; the worm wheel is rotatably arranged on the rotating shaft; the first driving gear and the second driving gear are respectively arranged at the front side and the rear side of the worm wheel and are rotatably sleeved on the rotating shaft; the clutch can be movably arranged on the worm wheel back and forth and is used for controlling the worm wheel to switch among three states of synchronous rotation with the first driving gear, staggering with the first driving gear and the second driving gear and synchronous rotation with the second driving gear;
The worm wheel control mechanism comprises a worm installation shaft, a worm, a first control rod and a motor; the worm installation shaft is provided with a first end and a second end, the first end penetrates through the first connecting rod, and the second end is installed on the second connecting rod; the worm is fixedly arranged on the worm installation shaft and meshed with the worm wheel, and one end of the first control rod is arranged on the worm installation shaft and used for driving the worm installation shaft to rotate; the motor is arranged on the fixed frame and positioned on one side of the worm wheel, and drives the worm installation shaft to rotate;
The clutch operating mechanism comprises a connecting rod, a poking piece and a second operating rod; the connecting rod is connected with the first side wall and the second side wall and is arranged at intervals with the rotating shaft; the stirring piece is slidably arranged on the connecting rod and matched with the clutch; the second control rod is used for controlling the toggle piece to move back and forth on the connecting rod and is provided with a pivoting part, a connecting part and a control part, wherein the pivoting part is pivoted on the first connecting rod, the connecting part is positioned below the pivoting part and is connected with the toggle piece, and the control part is arranged above the pivoting part.
As a further preferable scheme, the clutch comprises a first disc body, a second disc body and a disc body connecting rod; the first disk body is arranged between the worm wheel and the first driving gear, a first gear ring matched with the first driving gear is arranged on the first disk body, and a second gear ring matched with the first gear ring is arranged on the first driving gear; the second disc body is arranged between the worm wheel and the second driving gear, a third gear ring matched with the second driving gear is arranged on the second disc body, and a fourth gear ring matched with the third gear ring is arranged on the second driving gear; the disc connecting rod can pass through the worm wheel in a front-back sliding way, and two ends of the disc connecting rod are respectively connected with the first disc body and the second disc body.
As a further preferable scheme, the stirring piece comprises a main body part, and a first extension arm and a second extension arm which are respectively arranged at the front side and the rear side of the main body part; the main body part is provided with a first limit groove matched with the first disc body and a second limit groove matched with the second disc body; the first extension arm is sleeved with the rotating shaft and is positioned at the front side of the first driving gear, a fifth gear ring is arranged at the rear side of the first extension arm, and a sixth gear ring matched with the fifth gear ring is arranged on the first driving gear; the first extension arm is sleeved with the rotating shaft and is positioned at the rear side of the second driving gear, a seventh gear ring is arranged at the front side of the first extension arm, and an eighth gear ring matched with the seventh gear ring is arranged on the second driving gear.
As a further preferred aspect, the first joystick includes a sleeve, a mount, and a mounting shaft; the two mounting seats are arranged at the lower end of the sleeve at intervals, and the worm is arranged between the two mounting seats; the installation shaft penetrates through the first installation seat, the worm and the second installation seat, and two ends of the installation shaft are respectively connected with the first connecting rod and the second connecting rod.
As a further preferable scheme, one mounting seat comprises a seat body and a ratchet wheel, a pawl, a first coil spring and a second coil spring which are arranged in the seat body; the ratchet wheel is fixed with one end of the worm wheel; the pawl is arranged in the base body in a swinging way through a ratchet shaft and is positioned on the ratchet wheel, the pawl is provided with a first side and a second side which are symmetrically arranged, one end of the first side, which is close to the ratchet wheel, is provided with a first ratchet for pushing the ratchet wheel to rotate in the positive direction, and one end of the second side, which is close to the ratchet wheel, is provided with a second ratchet for pushing the ratchet wheel to rotate in the opposite direction; the first coil spring abuts a first side of the pawl and the second coil spring abuts a second side of the pawl.
As a further preferable scheme, a first protruding part is arranged at one end of the first side of the pawl far away from the ratchet wheel, a second protruding part is arranged at one end of the second side of the pawl far away from the ratchet wheel, and an included angle is formed between the first protruding part and the second protruding part; the first coil spring is abutted against the first protruding part, and the second coil spring is abutted against the second protruding part; the first operating lever further comprises a rotating rod rotatably arranged on the sleeve, a shifting lever is fixedly arranged at the lower end of the rotating rod, and the shifting lever stretches into the first mounting seat and abuts against the pawl to push the pawl to rotate.
As a further preferable scheme, the two mounting seats are of symmetrical structures, the first extension parts of the two pawls are connected, and the second extension parts of the two pawls are connected.
As a further preferred embodiment, a handle is mounted on the top end of the rotating rod and is sleeved with the sleeve.
As a further preferable mode, a first end of the worm mounting shaft is provided with a first belt wheel; the motor has a rotation shaft extending toward the worm wheel, and is provided with a second pulley which is positioned below the first pulley and whose diameter is smaller than that of the first pulley, and the first pulley and the second pulley are driven by a timing belt.
Compared with the prior art, the invention has the following beneficial effects:
1. The manual and electric dual-purpose worm and gear moving type control mechanism can be applied to a transverse moving device to assist a vehicle to transversely move to a parking space, so that convenience in parking or moving of the vehicle is improved, and the problems of difficult parking of the vehicle and abrasion of tires are solved;
2. The control operation can be performed in two modes of electric operation, manual operation and electric operation, an operator can select the control device automatically, the universality is strong, the manual operation can be saved by adopting electric driving, and the manual electric driving is used when the power supply of the carrying mobile equipment feeds;
3. the control mechanism has compact structure and small occupied space;
4. The first extension arm is sleeved with the rotating shaft and is positioned at the rear side of the second driving gear, a seventh gear ring is arranged at the front side of the first extension arm, and an eighth gear ring matched with the seventh gear ring is arranged on the second driving gear; when the second worm gear is synchronous with the second driving gear, the seventh gear ring and the eighth gear ring are staggered, namely, the fifth gear ring and the sixth gear ring are meshed at the same time, so that the first driving gear is prevented from sliding, namely, the automobile transverse moving device is controlled not to move horizontally when being lifted and moved, and the stability and the safety of the mechanism are further ensured;
5. The installation box and the worm wheel are driven in a pawl and ratchet mode, so that the rotation direction of the worm wheel can be limited, and the safety is high.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a perspective view of a manual and electric dual-purpose worm gear moving control mechanism in the invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a bottom view of the manual/powered worm gear shifting control mechanism of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a cross-sectional view taken along line C-C of FIG. 4;
FIG. 7 is a cross-sectional view taken along line D-D of FIG. 4 (with the pawl and ratchet not engaged);
FIG. 8 is a cross-sectional view taken along D-D in FIG. 4 (first ratchet abutting the ratchet);
FIG. 9 is a cross-sectional view taken along D-D in FIG. 4 (in a second ratchet abutting ratchet state);
FIG. 10 is a cross-sectional view taken along E-E in FIG. 4;
FIG. 11 is a schematic illustration of the worm gear synchronizing with the first drive gear;
FIG. 12 is a schematic illustration of the worm gear synchronizing with the second drive gear;
FIG. 13 is a schematic view of the construction of the lateral shifting device;
FIG. 14 is a perspective view of the lateral shifting device in a stowed condition;
FIG. 15 is a bottom view of the lateral shifting device;
In the figure:
A fixing frame-1; a first sidewall-11; a second side wall 12; a first link-13; a second link-14;
A gear driving mechanism-2; worm wheel-21; a first drive gear-22; a second drive gear-23; a clutch-24; a first disk body-241; a tray body connecting rod-242; a second tray-243; a rotating shaft-25;
A worm wheel operating mechanism-3; a sleeve-31; a handle-32; a mounting base-33; a base-331; pawl-332; first protrusion-3321; second protrusion-3322; first ratchet teeth-3323; second ratchet teeth-3324; a first coil spring-333; a second coil spring-334; ratchet wheel-335; a deflector rod-34; a rotating rod-35; a worm-36; a worm mounting shaft-37; a first pulley-38; a synchronous belt-39;
A clutch operating mechanism-4; a connecting rod-41; toggle-42; a main body section-421; a first limit groove-4211; a second limit groove-4212; a first extension arm-422; a second extension arm-423; a second joystick-43; a manipulation section-431; a pivoting part-432; a connecting part-433;
a motor-5; a rotating shaft-51; a second pulley-511;
a wheel set mechanism-6; a first rotation shaft-61; first sprocket 611, second sprocket 612; a first swing link-62; an auxiliary spring-63; a first axle-64; a third sprocket-641; first traveling wheel-642; a second rotation shaft-65; fourth sprocket-651; a second swing link-66; a second wheel axle-67; a second road wheel-671; axle link-68.
Detailed Description
In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper", "lower", "left", "right", "inner", "outer" and the like are used in this specification for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
Examples
Referring to fig. 1, the present embodiment provides a manual/electric dual-purpose worm gear moving control mechanism, which includes a fixing frame 1, a gear driving mechanism 2, a worm gear operating mechanism 3 and a clutch operating mechanism 4, and can be applied to a lateral moving device to assist a car to move to a parking space.
As shown in fig. 1, the fixing frame 1 has a first side wall 11 and a second side wall 12 disposed at intervals, and a first link 13 and a second link 14 connecting the first side wall 11 and the second side wall 12, where the first link 13 and the second link 14 are disposed in parallel and are located at the top of the fixing frame 1.
As shown in fig. 1-3, the gear drive mechanism 2 includes a rotary shaft 25, a worm wheel 21, a first drive gear 22, a second drive gear 23, and a clutch 24. Wherein the rotating shaft 25 is installed between the first side wall 11 and the second side wall 12, and the center line thereof is arranged along the front-rear direction; the worm wheel 21 is rotatably installed on the rotating shaft 25 and is used for driving the first driving gear 22 or driving the second driving gear 23 to rotate; the first driving gear 22 and the second driving gear 23 are respectively arranged at the front side and the rear side of the worm wheel 21 and are rotatably sleeved on the rotating shaft 25, the first driving gear 22 is used for driving the horizontal and horizontal movement of the automobile transverse device, and the second driving gear 23 is used for driving the lifting of the automobile transverse movement device; the clutch 24 is movably mounted on the worm wheel 21 back and forth, and is used for controlling the worm wheel 21 to switch among three states of synchronous rotation with the first driving gear 22, staggering with the first driving gear 22 and the second driving gear 23 and synchronous rotation with the second driving gear 23, namely, when the clutch 24 is matched with the first driving gear 22 and staggering with the second driving gear 23, the worm wheel 21 synchronously rotates with the first driving gear 22, when the clutch 24 is not matched with the first driving gear 22 and the second driving gear 23, the rotation of the worm wheel 21 does not affect the first driving gear 22 and the second driving gear 23, and when the clutch 24 is matched with the second driving gear 23 and staggering with the second driving gear 23, the worm wheel 21 synchronously rotates with the second driving gear 23.
As shown in fig. 1-3, the worm gear operating mechanism 3 comprises a worm 36 and a first operating lever, wherein the worm 36 is arranged at the lower end of the first operating lever and meshed with the worm gear 21 to form a worm gear 21 and a worm 36 transmission. The first lever is swingably installed between the first link 13 and the second link 14 to drive the worm 36 to rotate, thereby controlling the worm wheel 21 to rotate.
As shown in fig. 1-5, the worm gear operating mechanism includes a worm mounting shaft, a worm, a first operating lever, and a motor 5. The worm installation shaft is provided with a first end and a second end, the first end penetrates through the first connecting rod, and the second end is installed on the second connecting rod; the worm is fixedly arranged on the worm installation shaft and meshed with the worm wheel, and one end of the first control rod is arranged on the worm installation shaft and used for driving the worm installation shaft to rotate; the motor 5 is mounted on the fixing frame and located at one side of the worm wheel, and drives the worm mounting shaft to rotate, so that the worm wheel 21 is controlled to rotate. In this embodiment, a first pulley 38 is mounted to a first end of the worm mounting shaft; the motor 5 has a rotation shaft 51 extending toward one side of the worm wheel, and is provided with a second pulley 511, the second pulley 511 is located below the first pulley 38 and has a diameter smaller than that of the first pulley 38, the first pulley 38 and the second pulley 511 are driven by a timing belt 39, and the torque can be increased by the timing belt 39. In other embodiments, a gear drive or chain drive may be used. The operator can control the rotation of the worm wheel through two modes of manual operation of the first control rod and motor drive respectively, and the electric drive is adopted, so that the labor can be saved, and the manual electric drive is adopted for being used when the power supply of the object carrying mobile equipment is fed, so that the operability is strong.
As shown in fig. 1 and 4, the clutch operating mechanism 4 includes a connecting rod 41, a toggle member 42, and a second operating lever 43. Wherein the connecting rod 41 connects the first side wall 11 and the second side wall 12 and is arranged at intervals parallel to the rotating shaft 25; the poking piece 42 is slidably arranged on the connecting rod 41 and is matched with the clutch 24; the second operating lever 43 has a pivoting portion 432, a connecting portion 433 and an operating portion 431 disposed at two ends of the pivoting portion 432, the pivoting portion 432 is pivotally connected to the first connecting lever 13, the connecting portion 433 is disposed below the pivoting portion 432 and connected to the toggle member 42, and the operating portion 431 is disposed above the pivoting portion 432. The forward and backward movement of the operating portion 431 enables the toggle member 42 to move forward and backward on the connecting rod 41.
Referring to fig. 2, the clutch 24 includes a first plate 241, a second plate 243, and a plate link 242. Wherein, the first disc 241 is disposed between the worm wheel 21 and the first driving gear 22, a first gear ring matching with the first driving gear 22 is disposed on a surface of the first disc near the first driving gear 22, and the first driving gear 22 is provided with a second gear ring matching with the first gear ring; the second disk 243 is disposed between the worm wheel 21 and the second driving gear 23, a third gear ring matching with the second driving gear 23 is disposed on a surface of the second disk 243 near the second driving gear 23, and a fourth gear ring matching with the third gear ring is disposed on the second driving gear 23; the disc connecting rod 242 can pass through the worm wheel 21 in a sliding way, and two ends of the disc connecting rod 242 are respectively connected with the first disc 241 and the second disc 243, and a plurality of disc connecting rods 242 are arranged in the embodiment, and the disc connecting rods 242 are circumferentially arranged on the worm wheel 21.
Referring to fig. 4, the toggle member 42 includes a main body 421, and a first extension arm 422 and a second extension arm 423 disposed on front and rear sides of the main body 421. Wherein, the main body 421 has a receiving groove for the worm wheel 21 to pass through, which is beneficial to saving space; the main body 421 is further provided with a first limiting groove 4211 matched with the edge of the first disc 241 and a second limiting groove 4212 matched with the edge of the second disc 243, and when the toggle member 42 moves forwards and backwards, the clutch 24 follows the first limiting groove 4211 and the second limiting groove 4212 to adjust positions; the first extension arm 422 is sleeved with the rotating shaft 25 and is positioned at the front side of the first driving gear, a fifth gear ring is arranged at the rear side of the first extension arm, and the first driving gear 22 is provided with a sixth gear ring matched with the fifth gear ring; the first extension arm 422 is sleeved with the rotating shaft 25 and is positioned at the rear side of the second driving gear, a seventh gear ring is arranged at the front side of the first extension arm, and the second driving gear 23 is provided with an eighth gear ring matched with the seventh gear ring. So arranged, when the worm wheel 21 is synchronous with the first driving gear 22, the fifth gear ring and the sixth gear ring are staggered, and meanwhile, the seventh gear ring and the eighth gear ring are meshed, so that the second driving gear 23 is prevented from rotating, namely, the automobile transverse moving device is controlled not to fall down during horizontal movement; when the worm wheel 21 and the second driving gear 23 are synchronous, the seventh gear ring and the eighth gear ring are staggered, namely, the fifth gear ring and the sixth gear ring are meshed at the same time, so that the first driving gear 22 is prevented from rotating, namely, the automobile transverse moving device is controlled not to move horizontally during lifting and moving, and the stability and the safety of the mechanism are further ensured.
Referring to fig. 1-3, the first lever includes a sleeve 31 and a mount 33; the two mounting seats 33 are arranged at the lower end of the sleeve 31 at intervals, and the worm 36 is arranged between the two mounting seats 33; the worm mounting shaft passes through the first mounting seat 33 and the second mounting seat 33 in sequence.
As shown in fig. 6-8, the worm 36 is driven with the mount 33 by a pawl 332 and a ratchet 335. Specifically, the mounting base 33 includes a base 331, and a ratchet 335, a pawl 332, a first coil spring 333, and a second coil spring 334 mounted in the base 331. The base 331 has an inner sidewall facing the worm wheel 21, the inner sidewall has a notch for placing the ratchet 335, the ratchet 335 is fixed on the worm installation shaft; the pawl 332 is swingably mounted in the seat 331 through a ratchet shaft and is located at one side of the ratchet 335, the pawl 332 has a first side and a second side which are symmetrically arranged, one end of the first side, which is close to the ratchet 335, is provided with a first ratchet 3323 for pushing the ratchet 335 to rotate in a forward direction, and one end of the second side, which is close to the ratchet 335, is provided with a second ratchet 3324 for pushing the ratchet 335 to rotate in a reverse direction; the first coil spring 333 abuts a first side of the pawl 332 and the second coil spring 334 abuts a second side of the pawl 332. The first coil spring 333 and the second coil spring 334 serve to return the pawl 332.
On the support, a first protruding portion 3321 is disposed at an end of the first side of the pawl 332 away from the ratchet 335, a second protruding portion 3322 is disposed at an end of the second side of the pawl 332 away from the ratchet 335, and an included angle is formed between the first protruding portion 3321 and the second protruding portion 3322; the first coil spring 333 abuts the first protruding portion 3321, and the second coil spring 334 abuts the second protruding portion 3322.
As shown in fig. 2 and 9, the first operating lever further includes a rotating rod 35 rotatably mounted on the sleeve 31, a driving lever 34 is fixedly mounted at a lower end of the rotating rod, an extending direction of the driving lever 34 is perpendicular to a center line of the rotating rod 35, and the driving lever 34 passes through an inner sidewall of the first mounting seat 33 and abuts against the pawl 332 to push the pawl 332 to rotate. Normally, i.e. without rotating the lever 35, the lever 34 is located between the first protruding portion 3321 and the second protruding portion 3322, and due to the elastic force of the coil spring, the pawl 332 is staggered with the ratchet 335, and the rotation of the worm 36 is not affected by the swing of the first lever; the rotating rod 35 is anticlockwise rotated, the shifting rod 34 is pressed against the first protruding portion 3321 so that the first ratchet teeth 3323 are abutted against tooth grooves of the ratchet wheels 335, the rotating rod can enable the ratchet wheels 335 to rotate around the positive direction, the rotating rod 35 is clockwise rotated, the shifting rod 34 is pressed against the second protruding portion 3322 so that the second ratchet teeth 3324 are abutted against tooth grooves of the ratchet wheels 335, and the rotating rod can enable the ratchet wheels 335 to rotate around the negative direction. In this embodiment, the two mounting bases 33 are symmetrically configured, the first extending portions of the two pawls 332 are connected, and the second extending portions of the two pawls 332 are connected, so as to facilitate structural balance and stability, and in other examples, only one mounting base 33 may be provided with the pawl 332 and the ratchet 335 that are matched.
In addition, as shown in fig. 1-2, the first joystick further includes a handle 32 mounted on the top end of the rotating rod 35 and sleeved on the sleeve 31, and the top end of the handle 32 may be provided in a T-shape or a wheel shape to facilitate the user to grasp and identify the manipulation position.
The manual and electric dual-purpose worm and gear moving type control mechanism works as follows:
1. manually manipulating the first drive gear:
Referring to fig. 10, the motor 5 is powered off, the operating portion 431 of the second operating lever 43 is shifted backward, the clutch 24 is moved forward, the worm wheel 21 is synchronized with the first driving gear 22, and the second driving gear 23 is locked; rotating the handle 32 counterclockwise, the shift lever 34 presses the first protruding portion 3321 of the pawl 332 so that the first ratchet teeth 3323 are buckled with the ratchet 335 (as shown in fig. 8), and the first operating lever is pulled back and forth, and the first driving gear 22 rotates forward; rotating the handle 32 clockwise, the shift lever 34 presses the second protruding portion 3322 of the pawl 332 so that the second ratchet teeth 3324 snap the ratchet 335 (see fig. 9), and the first operating lever is pulled back and forth, and the first driving gear 22 is reversed;
2. manually manipulating the second drive gear:
Referring to fig. 11, the motor 5 is de-energized, the operating portion 431 of the second operating lever 43 is shifted forward, the clutch 24 is moved backward, the worm wheel 21 is synchronized with the second driving gear 23, and the first driving gear 22 is locked; rotating the handle 32 anticlockwise, the deflector rod 34 is pressed against the first protruding part 3321 of the pawl 332, so that the first ratchet teeth 3323 are buckled with the ratchet wheels 335, the first operating rod is pulled back and forth, and the second driving gear 23 rotates forwards; rotating the handle 32 clockwise, the lever 34 presses the second protrusion 3322 of the pawl 332 so that the second ratchet teeth 3324 engage the ratchet wheel 335, pulling the first lever back and forth and reversing the second drive gear 23.
3. The motor drives the first drive gear:
Rotating the handle to the neutral position misaligns the pawl 332 and the ratchet 335, and operating the first lever does not affect the worm gear movement; pulling the operating portion 431 of the second operating lever 43 backward, the clutch 24 is moved forward (as in fig. 11), and at this time, the worm wheel 21 is synchronized with the first drive gear 22, and the second drive gear 23 is locked; the motor 5 rotates forward, the first driving gear 22 rotates forward, and the first driving gear 22 rotates backward when the motor 5 is operated to rotate backward.
4. The motor drives the second drive gear:
Rotating the handle to the neutral position misaligns the pawl 332 and the ratchet 335, and operating the first lever does not affect the worm gear movement; pulling the operating portion 431 of the second operating lever 43 forward, the clutch 24 is moved backward (as in fig. 12), and at this time, the worm wheel 21 is synchronized with the second driving gear 23, and the first driving gear 22 is locked; the motor 5 rotates forward, the second driving gear 23 rotates forward, and the second driving gear 23 rotates backward when the motor 5 is operated to rotate backward.
As shown in fig. 13-15, the control mechanism is applied to the lateral shifting device in the following manner:
The transverse moving device is further provided with a wheel set mechanism 6 on the control mechanism, wherein the wheel set mechanism 6 comprises a first rotating shaft 61, a first swing rod 62, a first wheel shaft 64, a second rotating shaft 65, a second swing rod 66, a second wheel shaft 67 and a wheel shaft connecting rod 68; the first rotating shaft 61 is rotatably installed at one side of the fixing frame, a first sprocket 611 and a second sprocket 612 are fixedly arranged on the first rotating shaft 61, and the first sprocket 611 is in transmission connection with the first driving gear 22 through a first chain; both ends of the first swing rod 62 are respectively connected with the first rotating shaft 61 and the first wheel shaft 64; the front end and the rear end of the first wheel axle 64 are respectively provided with a first travelling wheel 642, the first wheel axle 64 is fixedly provided with a third sprocket 641, and the third sprocket 641 is in transmission connection with the second sprocket 612 through a second chain; the second rotating shaft 65 is rotatably installed on the other side of the fixed frame, the front end and the rear end of the second wheel shaft 67 are provided with second travelling wheels 671, a fourth sprocket is fixedly arranged on the second wheel shaft 67, and the fourth sprocket is in transmission connection with the second driving gear through a third chain; the two ends of the second swing rod 66 are respectively connected with the second rotating shaft 65 and the second wheel axle 67, and the wheel axle connecting rod 68 is connected with the first wheel axle 64 and the second wheel axle 67 so as to realize synchronous lifting of the first wheel axle 64 and the second wheel axle 67. When in actual use, the transverse moving device is arranged on the automobile base, and the extending direction of the wheel axle is parallel to the front-back direction of the automobile. When the first driving gear rotates, the first wheel axle 64 rotates along with the rotation, and the moving device can drive the vehicle to move transversely. When the second driving gear rotates, the second rotating shaft 65 follows to rotate, and drives the second swing rod 66 to swing, so that the lifting of the wheel set mechanism 6 is realized, when the wheel set mechanism is used, the traveling wheel descends and jacks up the vehicle, and when the wheel set mechanism is not used, the wheel set mechanism 6 can be retracted, and the wheel set mechanism plays a role in normally running when the traveling wheel leaves the ground vehicle.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a manual electronic dual-purpose worm gear moves formula control mechanism which characterized in that includes:
The fixing frame is provided with a first side wall, a second side wall, a first connecting rod and a second connecting rod, wherein the first side wall and the second side wall are arranged in a front-back opposite mode; the first connecting rod and the second connecting rod are arranged in parallel and are positioned at the top of the fixing frame;
The gear driving mechanism comprises a rotating shaft, a worm gear, a first driving gear, a second driving gear and a clutch; the rotating shaft is arranged between the first side wall and the second side wall; the worm wheel is rotatably arranged on the rotating shaft; the first driving gear and the second driving gear are respectively arranged at the front side and the rear side of the worm wheel and are rotatably sleeved on the rotating shaft; the clutch can be movably arranged on the worm wheel back and forth and is used for controlling the worm wheel to switch among three states of synchronous rotation with the first driving gear, staggering with the first driving gear and the second driving gear and synchronous rotation with the second driving gear;
The worm wheel control mechanism comprises a worm installation shaft, a worm, a first control rod and a motor; the worm installation shaft is provided with a first end and a second end, the first end penetrates through the first connecting rod, and the second end is installed on the second connecting rod; the worm is fixedly arranged on the worm installation shaft and meshed with the worm wheel, and one end of the first control rod is arranged on the worm installation shaft and used for driving the worm installation shaft to rotate; the motor is arranged on the fixing frame and positioned at one side of the worm wheel and is in driving connection with the worm installation shaft;
the clutch operating mechanism comprises a connecting rod, a poking piece and a second operating rod; the connecting rod is connected with the first side wall and the second side wall and is arranged at intervals with the rotating shaft; the stirring piece is slidably arranged on the connecting rod and matched with the clutch; the second control rod is used for controlling the toggle piece to move back and forth on the connecting rod and is provided with a pivoting part, a connecting part and a control part, wherein the pivoting part is pivoted on the first connecting rod, the connecting part is positioned below the pivoting part and is connected with the toggle piece, and the control part is arranged above the pivoting part;
The clutch comprises a first disc body, a second disc body and a disc body connecting rod; the first disk body is arranged between the worm wheel and the first driving gear, a first gear ring matched with the first driving gear is arranged on the first disk body, and a second gear ring matched with the first gear ring is arranged on the first driving gear; the second disc body is arranged between the worm wheel and the second driving gear, a third gear ring matched with the second driving gear is arranged on the second disc body, and a fourth gear ring matched with the third gear ring is arranged on the second driving gear; the disc connecting rod can pass through the worm wheel in a front-back sliding way, and two ends of the disc connecting rod are respectively connected with the first disc body and the second disc body; the plurality of disc connecting rods are arranged on the worm wheel in a circumferential manner;
The first operating rod comprises a sleeve, a mounting seat and a mounting shaft; the two mounting seats are arranged at the lower end of the sleeve at intervals, and the worm is arranged between the two mounting seats; the installation shaft penetrates through the first installation seat, the worm and the second installation seat, and two ends of the installation shaft are respectively connected with the first connecting rod and the second connecting rod.
2. The manual and electric dual-purpose worm and gear moving control mechanism according to claim 1, wherein the moving member comprises a main body part, and a first extension arm and a second extension arm respectively arranged at the front side and the rear side of the main body part; the main body part is provided with a first limit groove matched with the first disc body and a second limit groove matched with the second disc body; the first extension arm is sleeved with the rotating shaft and is positioned at the front side of the first driving gear, a fifth gear ring is arranged at the rear side of the first extension arm, and a sixth gear ring matched with the fifth gear ring is arranged on the first driving gear; the first extension arm is sleeved with the rotating shaft and is positioned at the rear side of the second driving gear, a seventh gear ring is arranged at the front side of the first extension arm, and an eighth gear ring matched with the seventh gear ring is arranged on the second driving gear.
3. The manual and electric dual-purpose worm and gear moving control mechanism according to claim 1, wherein the mounting seat comprises a seat body and a ratchet wheel, a pawl, a first coil spring and a second coil spring which are arranged in the seat body; the ratchet wheel is fixed with one end of the worm wheel; the pawl is arranged in the seat body in a swinging way through a ratchet shaft and is positioned at one side of the ratchet wheel, the pawl is provided with a first side and a second side which are symmetrically arranged, one end of the first side, which is close to the ratchet wheel, is provided with a first ratchet for pushing the ratchet wheel to rotate in the positive direction, and one end of the second side, which is close to the ratchet wheel, is provided with a second ratchet for pushing the ratchet wheel to rotate in the opposite direction; the first coil spring abuts a first side of the pawl and the second coil spring abuts a second side of the pawl.
4. The manual and electric dual-purpose worm and gear moving control mechanism according to claim 3, wherein a first protruding part is arranged at one end of the first side of the pawl far away from the ratchet wheel, a second protruding part is arranged at one end of the second side of the pawl far away from the ratchet wheel, and an included angle is formed between the first protruding part and the second protruding part; the first coil spring is abutted against the first protruding part, and the second coil spring is abutted against the second protruding part; the first operating lever further comprises a rotating rod rotatably arranged on the sleeve, a shifting lever is fixedly arranged at the lower end of the rotating rod, and the shifting lever stretches into the first mounting seat and abuts against the pawl to push the pawl to rotate.
5. The manual and electric worm gear moving control mechanism according to claim 4, wherein the two mounting seats are of symmetrical structures, the first extending portions of the two pawls are connected, and the second extending portions of the two pawls are connected.
6. The manual and powered worm gear shift control mechanism as claimed in claim 4 wherein the first lever further comprises a handle mounted on the top end of the rotating rod and sleeved with the sleeve.
7. The manual and electric dual-purpose worm and gear moving control mechanism according to claim 6, wherein a first end of the worm mounting shaft is provided with a first belt wheel; the motor has a rotation shaft extending toward the worm wheel, and is provided with a second pulley which is positioned below the first pulley and whose diameter is smaller than that of the first pulley, and the first pulley and the second pulley are driven by a timing belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599838.9A CN112723230B (en) | 2020-12-29 | 2020-12-29 | Manual and electric dual-purpose worm and gear moving type control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599838.9A CN112723230B (en) | 2020-12-29 | 2020-12-29 | Manual and electric dual-purpose worm and gear moving type control mechanism |
Publications (2)
| Publication Number | Publication Date |
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| CN112723230A CN112723230A (en) | 2021-04-30 |
| CN112723230B true CN112723230B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011599838.9A Active CN112723230B (en) | 2020-12-29 | 2020-12-29 | Manual and electric dual-purpose worm and gear moving type control mechanism |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108382189A (en) * | 2018-02-12 | 2018-08-10 | 合肥工业大学 | It is a kind of to keep straight on and traversing dynamical system |
| CN108556817A (en) * | 2018-06-12 | 2018-09-21 | 赵�卓 | A kind of vehicle and its assistant device for parallel parking |
| CN209972412U (en) * | 2019-05-23 | 2020-01-21 | 广州华立科技职业学院 | Manual rotary moving paired wheel control mechanism of carrying moving equipment |
| CN215479433U (en) * | 2020-12-29 | 2022-01-11 | 广州华立科技职业学院 | Manual and electric dual-purpose worm gear moving type control mechanism |
-
2020
- 2020-12-29 CN CN202011599838.9A patent/CN112723230B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382189A (en) * | 2018-02-12 | 2018-08-10 | 合肥工业大学 | It is a kind of to keep straight on and traversing dynamical system |
| CN108556817A (en) * | 2018-06-12 | 2018-09-21 | 赵�卓 | A kind of vehicle and its assistant device for parallel parking |
| CN209972412U (en) * | 2019-05-23 | 2020-01-21 | 广州华立科技职业学院 | Manual rotary moving paired wheel control mechanism of carrying moving equipment |
| CN215479433U (en) * | 2020-12-29 | 2022-01-11 | 广州华立科技职业学院 | Manual and electric dual-purpose worm gear moving type control mechanism |
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| Publication number | Publication date |
|---|---|
| CN112723230A (en) | 2021-04-30 |
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