CN112622836A - Manual worm gear and worm moving type device for controlling automobile transverse movement - Google Patents

Abstract

The invention discloses a manual worm gear moving type control automobile transverse moving device which comprises a fixed frame, a gear driving mechanism, a worm wheel operating mechanism, a clutch operating mechanism and a wheel set mechanism. The gear driving mechanism comprises a rotating shaft, a worm gear, a first driving gear, a second driving gear and a clutch; the worm wheel operating mechanism comprises a worm and a first operating rod; the clutch operating mechanism comprises a connecting rod, a toggle piece and a second operating rod; the wheel set mechanism comprises a first rotating shaft, a first swing rod, a first wheel axle, a second rotating shaft, a second swing rod, a second wheel axle and a wheel axle connecting rod. This lateral shifting device can assist car lateral shifting to parking stall, improves the convenience that the automobile parkked or moved the position, solves the problem of automobile parking difficulty and tire wearing and tearing.

Description

Manual worm gear and worm moving type device for controlling automobile transverse movement

Technical Field

The invention relates to the technical field of automobile auxiliary equipment, in particular to a manual worm gear moving type automobile transverse moving control device.

Background

The carrying mobile equipment can be used for commuting and transporting, and brings great convenience to life of people. However, the existing carrier moving apparatus such as an automobile has the following problems: when parking in the side, the driver needs to drive the vehicle to the side front of the parking space and then back up, so that the parking has certain difficulty and consumes more time, and particularly, the operation is very inconvenient under the condition of small parking space. In addition, the tires are also subject to some wear.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a manual worm gear moving type automobile transverse moving control device.

In order to achieve the above purpose, the invention provides the following technical scheme:

a manual worm gear moving type control automobile transverse moving device comprises:

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 on the front side and the rear side of the worm wheel and rotatably sleeved on the rotating shaft; the clutch can be movably arranged on the worm gear back and forth and is used for controlling the worm gear 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;

a worm wheel operating mechanism including a worm mounted at one end of a first operating lever and engaged with a worm wheel, and a first operating lever swingably mounted between the first link and the second link to drive the worm to rotate;

the clutch control mechanism comprises a connecting rod, a toggle piece and a second control 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 shifting piece is slidably mounted on the connecting rod and is matched with the clutch; the second operating rod is used for operating the poking piece to move back and forth on the connecting rod and is provided with a pivoting part, a connecting part and an operating part, the pivoting part is pivoted on the first connecting rod, the connecting part is positioned below the pivoting part and connected with the poking piece, and the operating part is arranged above the pivoting part;

the wheel set mechanism comprises a first rotating shaft, a first swing rod, a first wheel axle, a second rotating shaft, a second swing rod, a second wheel axle and a wheel axle connecting rod; the first rotating shaft is rotatably arranged on one side of the fixing frame, a first chain wheel and a second chain wheel are fixedly arranged on the first rotating shaft, and the first chain wheel is in transmission connection with the first driving gear through a first chain; two ends of the first swing rod are respectively connected with the first rotating shaft and the first wheel shaft; the front end and the rear end of the first wheel shaft are respectively provided with a first travelling wheel, the first wheel shaft is fixedly provided with a third chain wheel, and the third chain wheel is in transmission connection with the second chain wheel through a second chain; the second rotating shaft is rotatably arranged on the other side of the fixing frame, second traveling wheels are arranged at the front end and the rear end of a second wheel shaft, a fourth chain wheel is fixedly arranged on the second wheel shaft, and the fourth chain wheel is in transmission connection with the second driving gear through a third chain; two ends of the second swing rod are respectively connected with the second rotating shaft and the second wheel shaft, and the wheel shaft connecting rod of the second swing rod is connected with the first wheel shaft and the second wheel shaft.

As a 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, is provided with a first gear ring matched with the first driving gear, and is provided with a second gear ring matched with the first gear ring; the second disc body is arranged between the worm wheel and the second driving gear, and is provided with a third gear ring matched with the second driving gear, and the second driving gear is provided with a fourth gear ring matched with the third gear ring; the disk body connecting rod can penetrate through the worm wheel in a front-back sliding mode, and two ends of the disk body connecting rod are connected with the first disk body and the second disk body respectively.

As a preferable scheme, the poking 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 limiting groove matched with the first tray body and a second limiting groove matched with the second tray body; the first extension arm is sleeved with the rotating shaft and is positioned on the front side of the first driving gear, a fifth gear ring is arranged on the rear side of the first extension arm, and the first driving gear is provided with a sixth gear ring matched with the fifth gear ring; the first extension arm is sleeved with the rotating shaft and located on the rear side of the second driving gear, a seventh gear ring is arranged on 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 preferred scheme, 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 mounting shaft penetrates through the first mounting seat, the worm and the second mounting seat, and two ends of the mounting shaft are respectively connected with the first connecting rod and the second connecting rod.

As a preferable scheme, the mounting seat comprises a seat body, a ratchet wheel, a pawl, a first coil spring and a second coil spring, wherein the ratchet wheel, the pawl, the first coil spring and the second coil spring are mounted 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 mode 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, close to the ratchet wheel, of the first side is provided with first ratchet teeth used for pushing the ratchet wheel to rotate in the positive direction, and one end, close to the ratchet wheel, of the second side is provided with second ratchet teeth used for pushing the ratchet wheel to rotate in the negative 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 preferable scheme, one end of the first side of the pawl, which is far away from the ratchet wheel, is provided with a first protruding part, one end of the second side of the pawl, which is far away from the ratchet wheel, is provided with a second protruding part, 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, the lower end of the rotating rod is fixedly provided with a driving lever, and the driving lever extends into the first mounting seat and abuts against the pawl to push the pawl to rotate.

Preferably, the two mounting seats are of a symmetrical structure, the first extending parts of the two pawls are connected, and the second extending parts of the two pawls are connected.

Preferably, a handle is mounted on the top end of the rotating rod and sleeved with the sleeve.

Compared with the prior art, the invention has the following beneficial effects:

1. the manual worm gear and worm gear moving type device for controlling the transverse movement of the automobile, provided by the invention, can be mounted on an automobile base, and is used for assisting the automobile to transversely move to a parking space, so that the convenience of parking or moving the automobile is improved, and the problems of difficult parking and tire abrasion of the automobile are solved;

2. the control mechanism has a compact structure and small occupied space, and when the control mechanism is not used, the wheel set mechanism can be retracted, so that the abrasion of the travelling wheels is avoided;

3. the first extension arm is sleeved with the rotating shaft and is positioned at the rear side of the second driving gear, the front side of the first extension arm is provided with a seventh gear ring, the second driving gear is provided with an eighth gear ring matched with the seventh gear ring, and the arrangement is such that when the first worm gear is synchronous with the first driving gear, 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 is prevented from sliding, namely, the automobile transverse moving device is controlled not to fall down when moving horizontally; when the second worm wheel 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 simultaneously, so that the first driving gear is prevented from sliding, namely, the automobile transverse moving device is controlled not to horizontally move when being lifted and moved, and the stability and the safety of the mechanism are further ensured;

4. the installation box and the worm wheel are in transmission in a pawl and ratchet mode, the rotation direction of the worm wheel can be limited, and the safety is high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a perspective view of a manual worm gear and worm gear moving type device for controlling lateral movement of a vehicle according to the present invention;

FIG. 2 is a bottom view of the lateral shifting device of the present invention;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a cross-sectional view taken along B-B of FIG. 5;

FIG. 7 is a cross-sectional view of FIG. 5 taken along C-C;

FIG. 8 is a cross-sectional view taken along line D-D of FIG. 5 (with the pawl and ratchet wheel disengaged);

FIG. 9 is a sectional view taken along D-D in FIG. 5 (in the first ratchet tooth abutting ratchet gear state);

FIG. 10 is a sectional view taken along D-D in FIG. 5 (in a second ratchet tooth abutting ratchet gear state);

FIG. 11 is a schematic view of the worm gear synchronizing with the first drive gear;

FIG. 12 is a schematic view of the worm gear synchronizing with the second drive gear;

fig. 13 is a perspective view of the hand worm gear conveying type control automobile transverse moving device in a folding state.

In the figure:

a fixed frame-1; a first sidewall-11; a second sidewall-12; a first link-13; a second link-14;

a gear driving mechanism-2; a worm wheel-21; a first drive gear-22; a second drive gear-23; a clutch-24; a first disc body-241; a disc link-242; a second tray-243; a rotating shaft-25;

a worm gear control mechanism-3; a sleeve-31; a handle-32; a mounting seat-33; a seat body-331; a pawl-332; a first protrusion-3321; a second protrusion-3322; a first ratchet-3323; a second ratchet-3324; a first coil spring-333; a second coil spring-334; ratchet-335; a deflector rod-34; a rotating rod-35; -36, a worm; mounting a shaft-37;

a clutch operating mechanism-4; a connecting rod-41; a toggle-42; a main body portion-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; an operation section-431; a pivot portion-432; a connecting portion-433;

wheel set mechanism-6; a first rotation axis-61; a first swing link-62; a first axle-64; a third sprocket-641; a first road wheel-642; a second rotation axis-65; a first sprocket-651; a second sprocket-652; a second swing link-66; a second hub-67; a second road wheel-671; an axle link-68.

Detailed Description

For a better understanding of the objects, structure, features, and functions of the invention, reference should be made to the drawings and detailed description that follow. It should be noted that the features illustrated in the drawings are not necessarily drawn to scale. Moreover, the described embodiments are a few embodiments of the invention, rather than all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", "front", "rear", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1-2, the present invention provides a technical solution:

a manual worm gear and worm moving type control device for automobile transverse movement comprises a fixing frame 1, a gear driving mechanism 2, a worm gear operating mechanism 3, a clutch operating mechanism 4 and a wheel set mechanism 6, and can be mounted on an automobile base to assist automobile transverse movement.

As shown in fig. 1-2, the fixing frame 1 can be mounted on a vehicle chassis, and includes a frame, a first side wall 11 and a second side wall 12 disposed in the middle of the frame and spaced front and back, and a first connecting rod 13 and a second connecting rod 14 connecting the first side wall 11 and the second side wall 12, wherein the first connecting rod 13 and the second connecting rod 14 are disposed in parallel and located at the top of the fixing frame 1.

As shown in fig. 1 to 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-back direction; the worm wheel 21 is rotatably mounted on the rotating shaft 25 and is used for driving the first driving gear 22 or the second driving gear 23 to rotate; the first driving gear 22 and the second driving gear 23 are respectively arranged on the front side and the rear side of the worm wheel 21 and rotatably sleeved on the rotating shaft 25, in this embodiment, the first driving gear 22 is used for horizontally moving the wheel set mechanism 6, and the second driving gear 23 is used for driving the wheel set mechanism 6 to ascend and descend; the clutch 24 is movably mounted on the worm wheel 21 back and forth to control the worm wheel 21 to switch between three states of rotating synchronously with the first driving gear 22, staggering with the first driving gear 22 and the second driving gear 23 and rotating synchronously with the second driving gear 23, namely when the clutch 24 is paired with the first driving gear 22 and staggering with the second driving gear 23, the worm wheel 21 rotates synchronously with the first driving gear 22, when the clutch 24 is not paired 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 paired with the second driving gear 23 and staggering with the first driving gear 22, the worm wheel 21 rotates synchronously with the second driving gear 23.

As shown in fig. 4, the worm wheel operating mechanism 3 comprises a worm 36, a mounting shaft 37 and a first operating lever, wherein the worm 36 is mounted at the lower end of the first operating lever and meshed with the worm wheel 21 to form a worm wheel 21 and worm 36 transmission. The first operating lever is swingably mounted 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. 6 to 11, 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 is connected with the first side wall 11 and the second side wall 12 and is arranged in parallel with the rotating shaft 25 at intervals; the toggle piece 42 is slidably mounted on the connecting rod 41 and is paired with the clutch 24; the second operating lever 43 has a pivot portion 432, and a connecting portion 433 and an operating portion 431 located at two ends of the pivot portion 432, the pivot portion 432 is pivoted on the first link 13, the connecting portion 433 is located below the pivot portion 432 and connected to the toggle member 42, and the operating portion 431 is located above the pivot portion 432. The forward and backward movement operation part 431 can move the toggle member 42 forward and backward on the connecting rod 41.

Referring to fig. 3, the clutch 24 includes a first plate 241, a second plate 243, and a plate link 242. The first disc 241 is disposed between the worm wheel 21 and the first driving gear 22, a first gear ring matched with the first driving gear 22 is disposed on one surface of the first disc close to the first driving gear 22, and the first driving gear 22 is provided with a second gear ring matched with the first gear ring; the second disc body 243 is arranged between the worm wheel 21 and the second driving gear 23, a third gear ring matched with the second driving gear 23 is arranged on one surface of the second disc body close to the second driving gear 23, and a fourth gear ring matched with the third gear ring is arranged on the second driving gear 23; the disk connecting rod 242 passes through the worm wheel 21 in a front-back sliding manner, and both ends of the disk connecting rod 242 are respectively connected with the first disk 241 and the second disk 243, and a plurality of disk connecting rods 242 are provided in the present embodiment, and the plurality of disk connecting rods 242 are circumferentially arranged on the worm wheel 21.

Referring to fig. 2, the toggle member 42 includes a main body 421, and a first extension arm 422 and a second extension arm 423 located at the front and rear sides of the main body 421. 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 further has a first limit groove 4211 matching the edge of the first plate 241 and a second limit groove 4212 matching the edge of the second plate 243, and when the toggle member 42 moves back and forth, the clutch 24 adjusts the position along with the first limit groove 4211 and the second limit groove 4212; 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 driving gear, and the first driving gear 22 is provided with a sixth gear ring matched with the fifth gear ring; first extension arm 422 cup joints pivot 25 and is located second drive gear rear side, and its front side is equipped with the seventh ring gear, second drive gear 23 is equipped with the eighth ring gear of matching the seventh ring gear. With the arrangement, 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 is meshed with the eighth gear ring, so that the second driving gear 23 is prevented from rotating, namely, the automobile transverse moving device is controlled not to fall when moving horizontally; when the worm wheel 21 is synchronous with the second driving gear 23, the seventh gear ring and the eighth gear ring are staggered, namely, the fifth gear ring and the sixth gear ring are meshed simultaneously, so that the first driving gear 22 is prevented from rotating, namely, the automobile transverse moving device is controlled not to horizontally move when being lifted and moved, and the stability and the safety of the mechanism are further ensured.

Referring to fig. 3-5, the first lever includes a sleeve 31 and a mounting seat 33; two mounting seats 33 are mounted at the lower end of the sleeve 31 and are arranged at intervals, and the worm 36 is mounted between the two mounting seats 33; the mounting shaft passes through the first mounting seat 33 and the second mounting seat 33 in sequence.

As shown in fig. 8-11, the worm 36 is driven with the mounting block 33 by a pawl 332 and a ratchet 335. Specifically, the mounting seat 33 includes a seat body 331, and a ratchet 335, a pawl 332, a first coil spring 333 and a second coil spring 334 mounted in the seat body 331. The base body 331 has an inner side wall facing the worm wheel 21, the inner side wall is provided with a notch for placing the ratchet wheel 335, and the ratchet wheel 335 is fixedly arranged on the mounting shaft; the pawl 332 is swingably mounted in the seat body 331 through a ratchet shaft and 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 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 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. A first coil spring 333 and a second coil spring 334 are used to reset the pawl 332.

On the ratchet wheel, a first protruding part 3321 is arranged at one end of the first side of the pawl 332 far away from the ratchet wheel 335, a second protruding part 3322 is arranged at one end of the second side of the pawl 332 far away from the ratchet wheel 335, and an included angle is formed between the first protruding part 3321 and the second protruding part 3322; the first coil spring 333 abuts the first protrusion 3321, and the second coil spring 334 abuts the second protrusion 3322.

As shown in fig. 5 and 11, the first operating lever further includes a rotating rod 35 rotatably mounted on the sleeve 31, a shift lever 34 is fixedly mounted at a lower end of the rotating rod 35, the shift lever 34 extends in a direction perpendicular to a center line of the rotating rod 35, and the shift lever 34 passes through an inner side wall of the first mounting seat 33 and abuts against the pawl 332 to push the pawl 332 to rotate. Normally, without rotating rod 35, lever 34 is located between first projection 3321 and second projection 3322, and pawl 332 is offset from ratchet 335 due to the elastic force of the coil spring, and the first lever swings without affecting the rotation of worm 36; rotating the lever 35 counterclockwise, the lever 34 pressing against the first protrusion 3321 causing the first ratchet teeth 3323 to abut against the teeth grooves of the ratchet 335, swinging the lever to rotate the ratchet 335 in the forward direction, rotating the lever 35 clockwise, the lever 34 pressing against the second protrusion 3322 causing the second ratchet teeth 3324 to abut against the teeth grooves of the ratchet 335, and swinging the lever to rotate the ratchet 335 in the reverse direction. In this embodiment, the two mounting seats 33 are arranged in a symmetrical structure, the first extending portions of the two pawls 332 are connected, and the second extending portions of the two pawls 332 are connected, so that structural balance and stability are facilitated, in other examples, the pawls 332 and the ratchet 335 which are matched with each other may be arranged in only one mounting seat 33.

In addition, as shown in fig. 4-5, the first operating lever further includes a handle 32 mounted at the top end of the rotating rod 35 and sleeved on the sleeve 31, and the top end of the handle 32 can be configured in a T-shape or a wheel-shaped shape to facilitate the user to grasp and identify the operating position.

The wheel set mechanism 6 comprises a first rotating shaft 61, a first swing rod 62, a first wheel axle 64, a second rotating shaft 65, a second swing rod 66, a second wheel axle 67 and a wheel axle connecting rod 68; the first rotating shaft 61 is rotatably mounted at one side of the fixing frame, a first chain wheel 611 and a second chain wheel 612 are fixedly arranged on the first rotating shaft 61, and the first chain wheel 611 is in transmission connection with the first driving gear through a first chain; two ends of the first swing link 62 are respectively connected with the first rotating shaft 61 and the first wheel axle 64; the front end and the rear end of the first wheel shaft 64 are both provided with a first traveling wheel 642, the first wheel shaft 64 is fixedly provided with a third chain wheel 641, and the third chain wheel 641 is in transmission connection with the second chain wheel 612 through a second chain; the second rotating shaft 65 is rotatably mounted on the other side of the fixing frame, second traveling wheels 671 are arranged at the front end and the rear end of the second wheel shaft 67, a fourth chain wheel is fixedly arranged on the second wheel shaft 67, and the fourth chain wheel is in transmission connection with the second driving gear through a third chain; two ends of the second swing link 66 are respectively connected to the second rotating shaft 65 and the second wheel axle 67, and the wheel axle connecting rod 68 is connected to 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 the automobile chassis is installed, the extending direction of the wheel axle is parallel to the front and back direction of the automobile. When the first driving gear rotates, the first wheel shaft 64 rotates, and the moving device can move transversely. When the second driving gear rotates, the second rotating shaft 65 rotates along with the second driving gear to drive the second swing rod 66 to swing, so that the wheel set mechanism 6 is lifted, and when the second driving gear is not used, the wheel set mechanism 6 can be folded, so that the walking wheel can normally run away from a ground vehicle.

The invention provides a manual worm gear and worm gear moving type control operation mode of an automobile transverse moving device, which comprises the following steps:

1. horizontal movement:

the operating part 431 of the second operating lever 43 is pulled backwards, the clutch 24 moves forwards, as shown in fig. 11, the worm wheel 21 is synchronous with the first driving gear 22, and the second driving gear 23 is locked; rotating the handle 32 counterclockwise, the lever 34 presses against the first protrusion 3321 of the pawl 332, so that the first ratchet 3323 engages with the ratchet wheel 335, as shown in fig. 9, and when the first operating lever is pulled back and forth, the first driving gear 22 rotates forward, driving the first axle 64 and the first traveling wheel 642 to rotate forward, and the device moves forward; rotating the handle 32 clockwise, the lever 34 presses against the second protrusion 3322 of the pawl 332, so that the second ratchet 3324 engages the ratchet 335, as shown in fig. 10, and by moving the first operating lever back and forth, the first driving gear 22 rotates in reverse; the first axle 64 and the first road wheel 642 are driven in reverse rotation and the device moves in reverse.

2. Lifting and moving:

the operating part 431 of the second operating lever 43 is pulled forward, the clutch 24 moves backwards, as shown in fig. 12, the worm wheel 21 is synchronous with the second driving gear 23, and the first driving gear 22 is locked; rotating the handle 32 counterclockwise, the lever 34 presses against the first protrusion 3321 of the pawl 332, so that the first ratchet 3323 engages with the ratchet 335, as shown in fig. 9, and pulling the first operating lever back and forth, the second driving gear 23 rotates forward, driving the second rotating shaft 65 to rotate forward, the swinging end of the second swinging rod 66 descends, the position of the traveling wheel descends, i.e. the mobile device opens, as shown in fig. 1.

After use, the handle 32 is rotated clockwise, the lever 34 presses against the second protrusion 3322 of the pawl 332, so that the second ratchet 3324 engages with the ratchet 335, as shown in fig. 10, the first operating lever is pulled back and forth, the second driving gear 23 rotates reversely, the second rotating shaft 65 is driven to rotate reversely, the swinging end of the second swing rod 66 is lifted, the position of the traveling wheel is raised, and the mobile device is retracted, as shown in fig. 13.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a manual worm gear formula of moving control car lateral shifting device 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 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 on the front side and the rear side of the worm wheel and rotatably sleeved on the rotating shaft; the clutch can be movably arranged on the worm gear back and forth and is used for controlling the worm gear 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;

a worm wheel operating mechanism including a worm mounted at one end of a first operating lever and engaged with a worm wheel, and a first operating lever swingably mounted between the first link and the second link to drive the worm to rotate;

the clutch control mechanism comprises a connecting rod, a toggle piece and a second control 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 shifting piece is slidably mounted on the connecting rod and is matched with the clutch; the second operating rod is used for operating the poking piece to move back and forth on the connecting rod and is provided with a pivoting part, a connecting part and an operating part, the pivoting part is pivoted on the first connecting rod, the connecting part is positioned below the pivoting part and connected with the poking piece, and the operating part is arranged above the pivoting part;

the wheel set mechanism comprises a first rotating shaft, a first swing rod, a first wheel axle, a second rotating shaft, a second swing rod, a second wheel axle and a wheel axle connecting rod; the first rotating shaft is rotatably arranged on one side of the fixing frame, a first chain wheel and a second chain wheel are fixedly arranged on the first rotating shaft, and the first chain wheel is in transmission connection with the first driving gear through a first chain; two ends of the first swing rod are respectively connected with the first rotating shaft and the first wheel shaft; the front end and the rear end of the first wheel shaft are respectively provided with a first travelling wheel, the first wheel shaft is fixedly provided with a third chain wheel, and the third chain wheel is in transmission connection with the second chain wheel through a second chain; the second rotating shaft is rotatably arranged on the other side of the fixing frame, second traveling wheels are arranged at the front end and the rear end of a second wheel shaft, a fourth chain wheel is fixedly arranged on the second wheel shaft, and the fourth chain wheel is in transmission connection with the second driving gear through a third chain; two ends of the second swing rod are respectively connected with the second rotating shaft and the second wheel shaft, and the wheel shaft connecting rod of the second swing rod is connected with the first wheel shaft and the second wheel shaft.

2. The manual worm and gear handling type control automobile lateral shifting device as claimed in claim 1, wherein the clutch comprises a first disc, a second disc and a disc connecting rod; the first disk body is arranged between the worm wheel and the first driving gear, is provided with a first gear ring matched with the first driving gear, and is provided with a second gear ring matched with the first gear ring; the second disc body is arranged between the worm wheel and the second driving gear, and is provided with a third gear ring matched with the second driving gear, and the second driving gear is provided with a fourth gear ring matched with the third gear ring; the disk body connecting rod can penetrate through the worm wheel in a front-back sliding mode, and two ends of the disk body connecting rod are connected with the first disk body and the second disk body respectively.

3. The manual worm and gear moving type control automobile transverse moving device as claimed in claim 2, wherein the toggle 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 limiting groove matched with the first tray body and a second limiting groove matched with the second tray body; the first extension arm is sleeved with the rotating shaft and is positioned on the front side of the first driving gear, a fifth gear ring is arranged on the rear side of the first extension arm, and the first driving gear is provided with a sixth gear ring matched with the fifth gear ring; the first extension arm is sleeved with the rotating shaft and located on the rear side of the second driving gear, a seventh gear ring is arranged on 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.

4. The manual worm and gear handling type control automobile transverse moving device as claimed in claim 1, wherein the first operating lever 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 mounting shaft penetrates through the first mounting seat, the worm and the second mounting seat, and two ends of the mounting shaft are respectively connected with the first connecting rod and the second connecting rod.

5. The manual worm and gear handling type control device for the transverse movement of the automobile as claimed in claim 4, wherein one of the mounting seats 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 mode 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, close to the ratchet wheel, of the first side is provided with first ratchet teeth used for pushing the ratchet wheel to rotate in the positive direction, and one end, close to the ratchet wheel, of the second side is provided with second ratchet teeth used for pushing the ratchet wheel to rotate in the negative direction; the first coil spring abuts a first side of the pawl and the second coil spring abuts a second side of the pawl.

6. The manual worm-and-gear moving type control device for the transverse movement of the automobile as claimed in claim 5, wherein a first protrusion is arranged at one end of the first side of the pawl far away from the ratchet wheel, a second protrusion is arranged at one end of the second side of the pawl far away from the ratchet wheel, and the first protrusion and the second protrusion form an included angle; 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, the lower end of the rotating rod is fixedly provided with a driving lever, and the driving lever extends into the first mounting seat and abuts against the pawl to push the pawl to rotate.

7. The hand-operated worm and gear moving type control device for the transverse moving of the automobile as claimed in claim 6, wherein the two mounting seats are of a symmetrical structure, the first extending portions of the two pawls are connected, and the second extending portions of the two pawls are connected.

8. The device as claimed in claim 6, wherein a handle is mounted on the top of the rotating rod and is sleeved on the sleeve.

Images