CN112721875A - Rotating mechanism for in-situ turning and lateral moving of automobile - Google Patents
Rotating mechanism for in-situ turning and lateral moving of automobile Download PDFInfo
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- CN112721875A CN112721875A CN202110168222.4A CN202110168222A CN112721875A CN 112721875 A CN112721875 A CN 112721875A CN 202110168222 A CN202110168222 A CN 202110168222A CN 112721875 A CN112721875 A CN 112721875A
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- automobile
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- rotating mechanism
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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
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/14—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for both lifting and manoeuvring
- B60S9/205—Power driven manoeuvring fittings, e.g. reciprocably driven steppers or rotatably driven cams
- B60S9/21—Power driven manoeuvring fittings, e.g. reciprocably driven steppers or rotatably driven cams comprising a rotatably driven auxiliary wheel or endless track, e.g. driven by ground wheel
- B60S9/215—Power driven manoeuvring fittings, e.g. reciprocably driven steppers or rotatably driven cams comprising a rotatably driven auxiliary wheel or endless track, e.g. driven by ground wheel driven by an auxiliary motor
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
本发明公开了一种用于汽车原地调头与侧移旋转机构，包括汽车主体、旋转升降机构、受力块、接近开关、伸缩稳定杆，丝杆，所述汽车主体前后两端设有钢管；所述旋转升降机构通过受力螺母分别安装在前后两端钢管上并与汽车主体构成整体，旋转升降机构与汽车主体内部安装的电控系统电性连接，用于控制汽车主体的升降与旋转，两旋转升降机构之间设有受力架；所述受力块设于旋转升降机构上，用于接收旋转升降机构施加的推力；所述接近开关安装在钢管上，用于控制升降行程位置；所述伸缩稳定杆安装在旋转升降机构设置的固定块上。该旋转机构使汽车可以在较窄路面实施原地调头，而且方便侧方位停车入位，减少停车入位难的问题。
The invention discloses a rotating mechanism for in-situ U-turn and side-shifting of an automobile, comprising an automobile main body, a rotating lifting mechanism, a force block, a proximity switch, a telescopic stabilizer rod and a screw rod. Steel pipes are provided at the front and rear ends of the automobile main body. The rotating lifting mechanism is respectively installed on the steel pipes at the front and rear ends through the force nuts and forms an integral body with the main body of the car. The rotating lifting mechanism is electrically connected with the electric control system installed inside the main body of the car, and is used to control the lifting and rotation of the main body of the car. , a force-bearing frame is arranged between the two rotating lifting mechanisms; the force-bearing block is arranged on the rotating lifting mechanism to receive the thrust exerted by the rotating lifting mechanism; the proximity switch is installed on the steel pipe to control the position of the lifting stroke ; The telescopic stabilizer rod is installed on the fixed block provided by the rotating lifting mechanism. The rotating mechanism enables the car to perform a U-turn on a narrow road surface, and is convenient for parking in a side position, reducing the problem of difficulty in parking and entering a position.
Description
Technical Field
The invention relates to the technical field of automobile auxiliary equipment, in particular to a rotating mechanism for in-situ turning and lateral moving of an automobile.
Background
With the progress of society and the development of traffic, vehicles on roads are increasing continuously, the vehicles are difficult to turn around on some rugged mountain roads or paths where only one vehicle can travel in one direction, and when two vehicles meet and can turn around everywhere, one vehicle can only back up on the original road, which brings difficulty to people with less proficiency in driving technology. The same is true at the end of urban cell roads.
Disclosure of Invention
The invention aims to solve the technical problems to a certain extent and provides a rotating mechanism for in-situ turning and lateral moving of an automobile.
The technical scheme adopted by the invention for solving the technical problems is as follows: the in-situ turning and side-shifting rotating mechanism for the automobile comprises an automobile main body, a rotating and lifting mechanism, a stress block, a proximity switch and a telescopic stabilizer bar, wherein steel pipes are arranged at the front end and the rear end of the automobile main body; the rotary lifting mechanism is respectively arranged on the steel pipes at the front end and the rear end through stress nuts and forms a whole with the automobile main body, the rotary lifting mechanism is electrically connected with an electric control system arranged in the automobile main body and used for controlling the lifting and the rotation of the automobile main body, and a stress frame is arranged between the two rotary lifting mechanisms; the stress block is arranged on the rotary lifting mechanism and used for receiving thrust applied by the rotary lifting mechanism; the proximity switch is arranged on the steel pipe and used for controlling the lifting stroke position; the telescopic stabilizer bar is installed on a fixing block arranged on the rotary lifting mechanism, the upper end of the telescopic stabilizer bar is connected with the steel pipe, and the lower end of the telescopic stabilizer bar is connected with the rotary lifting mechanism.
In some preferred embodiments, the rotary lifting mechanism comprises a rotating device and a lifting device which are integrally assembled.
In some preferred embodiments, the lifting device comprises a scissor rack assembly, an upper rail plate, a lower rail plate and a lifting driving device, the upper rail plate is fixedly installed on the steel pipe, the scissor rack assembly is installed between the upper rail plate and the lower rail plate, one end, located on the upper rail plate, of the scissor rack assembly is provided with a fixed block, the lifting driving device is assembled on a connecting plate arranged at the outer end of the fixed block, and the stress block is assembled at the other end, opposite to the fixed block, of the scissor rack assembly.
In some preferred embodiments, the interior of the force-bearing block, which faces the lifting driving device, is provided with a force-bearing conical bearing, and the two force-bearing conical bearings are opposite and provided with a mounting hole penetrating through the force-bearing block.
In some preferred embodiments, a screw rod is inserted into the stress block, one end of the screw rod penetrates through a mounting hole formed by the stress block to be movably connected with the stress block, and the other end of the screw rod penetrates through the lifting driving device to be in transmission connection with the lifting driving device.
In some preferred embodiments, the upper track plate and the lower track plate are respectively provided with a stroke guide groove movably connected with the scissor rack assembly, and the stress block is movably assembled in the stroke guide groove of the upper track plate.
In some preferred embodiments, the scissor frame assembly includes a first supporting plate and a second supporting plate, the middle portion between the first supporting plate and the second supporting plate is hinged through a connecting shaft, one end of the first supporting plate is hinged on the lower rail plate through a joint shaft, the other end of the first supporting plate is connected with the stress block and movably assembled in the stroke guide groove of the upper rail plate, one end of the second supporting plate is hinged on the upper rail plate through a joint shaft, and the other end of the second supporting plate is movably assembled in the stroke guide groove of the lower rail plate.
In some preferred embodiments, the position of the stress block, which is attached to the upper track plate, is connected with a sliding block, and the first supporting plate is connected with the sliding block and is fixedly provided with a trapezoidal nut in the middle.
In some preferred embodiments, the rotating device comprises a movable driving wheel, universal wheels and a rotating driving device, the universal wheels are arranged at the left end and the right end of the bottom of the lifting device, and the rotating driving device and the movable driving wheel are arranged at the front end and the rear end of the bottom of the lifting device oppositely.
In some preferred embodiments, the lower section of the movable driving wheel is lower than the lower section of the universal wheels at the two ends.
Compared with the prior art, the beneficial effects are that: the rotary lifting mechanism is arranged on the automobile main body to form a whole with the automobile main body, and the rotary lifting mechanism is controlled by an internal electric control system, so that the lifting device jacks the automobile main body in a suspended state firstly, then the suspended automobile main body rotates or moves at a side position through the rotary device, thereby the automobile can be turned around in situ on a narrow road surface, the automobile can be conveniently parked in place at a side position, the problem of difficult parking in place is reduced, meanwhile, the automobile tire can be conveniently replaced in a suspended state, when the wheels on one side fall down to the road or the tires sink into a puddle, the vehicle body can be jacked up and moved to a safe road or the wheels are separated from the puddle, and further, in rainy days, as the vehicle is stopped far away, under the condition of safe road surface, the electric control system controls the rotary lifting mechanism to move the automobile to the nearest place, so that the rainwater wetting is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is an overall top view of the present invention;
FIG. 2 is an overall elevational view of the present invention;
FIG. 3 is a front view of the rotating mechanism for in-situ turning and lateral moving of the automobile according to the present invention;
FIG. 4 is a top view of the in-situ turning and side-shifting rotating mechanism for automobiles according to the present invention;
FIG. 5 is a diagram of a force-bearing block according to the present invention.
Reference numerals: 1. an automobile body; 2. a stress block; 3. a proximity switch; 4. a telescopic stabilizer bar; 5. a steel pipe; 6. a stress frame; 7. a fixed block; 8. a scissor assembly; 801. a first supporting plate; 802. a second supporting plate; 9. an upper track plate; 10. a lower track plate; 11. a lift drive; 12. a tapered bearing; 13. a screw rod; 14. a stroke guide groove; 15. moving the drive wheel; 16. a universal wheel; 17. a rotation driving device; 18. trapezoidal nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The invention is implemented as follows: the in-situ turning and side-shifting rotating mechanism for the automobile as shown in the figures 1-5 comprises an automobile body 1, a rotating and lifting mechanism, a stress block 2, a proximity switch 3 and a telescopic stabilizer bar 4, wherein steel pipes 5 are arranged at the front end and the rear end of the automobile body 1; the rotary lifting mechanisms are respectively arranged on the steel pipes 5 at the front end and the rear end through stressed nuts and form a whole with the automobile body 1, the rotary lifting mechanisms are electrically connected with an electric control system arranged in the automobile body 1 and used for controlling the lifting and the rotation of the automobile body 1, and a stressed frame 6 is arranged between the two rotary lifting mechanisms; the stress block 2 is arranged on the rotary lifting mechanism and used for receiving thrust applied by the rotary lifting mechanism; the proximity switch 3 is arranged on the steel pipe 5 and used for controlling the lifting stroke position; the telescopic stabilizer bar 4 is installed on the fixed block 7 that rotatory elevating system set up, and the telescopic stabilizer bar 4 upper end is connected with steel pipe 5, and its lower extreme is connected with rotatory elevating system, so can make whole lift more stable.
In this embodiment, the rotating and lifting mechanism includes a rotating device and a lifting device which are integrally assembled, specifically, the lifting device includes a scissor frame assembly 8, an upper track plate 9, a lower track plate 10, and a lifting driving device 11, the upper track plate 9 is fixedly installed on the steel pipe 5, the scissor frame assembly 8 is installed between the upper track plate 9 and the lower track plate 10, one end of the scissor frame assembly 8, which is located at the upper track plate 9, is provided with a fixed block, the lifting driving device 11 adopts a lifting motor, the lifting driving device 11 is assembled on a connecting plate arranged at the outer end of the fixed block, the stress block 2 is assembled at the other end of the scissor frame assembly 8, which is opposite to the fixed block, further, a stressed conical bearing 12 is assembled at a position facing the lifting driving device 11 inside the stress block 2, and a mounting hole is formed at a position where the two stressed conical bearings 12 are opposite to each other and; a screw rod 13 is inserted into the stress block 2, one end of the screw rod 13 penetrates through a mounting hole formed by the stress block 2 to be movably connected with the stress block 2, and the other end of the screw rod 13 penetrates through a lifting driving device 11 to be in transmission connection with the lifting driving device 11; furthermore, the upper track plate 9 and the lower track plate 10 are respectively provided with a stroke guide groove 14 movably connected with the scissor component 8, and the stress block 2 is movably assembled in the stroke guide groove 14 of the upper track plate 9.
In this embodiment, the scissor frame assembly 8 includes a first supporting plate 801 and a second supporting plate 802, the middle portion between the first supporting plate 801 and the second supporting plate 802 is hinged through a connecting shaft, one end of the first supporting plate 801 is hinged on the lower track plate 10 through a joint shaft, the other end is connected with the force-bearing block 2 and movably assembled in the stroke guide slot 14 of the upper track plate 9, one end of the second supporting plate 802 is hinged on the upper track plate 9 through a joint shaft, and the other end is movably assembled in the stroke guide slot 14 of the lower track plate 10; specifically, the position of the stress block 2 attached to the upper track plate 9 is connected with a sliding block, the first supporting plate 801 is connected with the sliding block, and the middle of the first supporting plate is fixedly provided with a trapezoidal nut 18.
In this embodiment, the rotating device includes a movable driving wheel 15, a universal wheel 16, and a rotating driving device 17, the universal wheel 16 is installed at the left and right ends of the bottom of the lifting device, the rotating driving device 17 is installed at the front and rear ends of the bottom of the lifting device opposite to the movable driving wheel 15, and the rotating driving device 17 employs a rotating motor; specifically, the lower section of the movable driving wheel 15 is lower than that of the universal wheels 16 at the two ends.
In the embodiment, the rotary lifting mechanism is arranged on the automobile body 1 to form a whole with the automobile body 1, and the rotary lifting mechanism is controlled by an internal electric control system, so that the lifting device firstly jacks the automobile body 1 in a suspended state, and then the suspended automobile body 1 rotates or moves laterally through the rotary device, so that the automobile can be turned around in situ on a narrow road surface, the automobile can be conveniently parked in a lateral position, the problem of difficulty in parking is reduced, meanwhile, the automobile tire can be conveniently replaced in the suspended state of the automobile, when one side of wheel falls off the road surface or the tire sinks into a puddle, the automobile body can be jacked up, and the automobile body can be moved to a safe road surface or the wheel is separated from the puddle, further, the rainy weather is caused by that the automobile is parked far, and under the condition of safe road surface, the electric control system can control the rotary lifting mechanism to move the automobile to a nearest place, reduce rain water drenching.
The working principle is as follows: in the automobile body, under the premise of supporting universal wheels, two movable driving wheels are installed on four sides of the automobile body corresponding to two parallel sides, an electric control system of a rotating motor drives the two movable driving wheels in an instruction mode, the wheels rotate synchronously in the same direction, the automobile body is translated, the automobile body is rotated if needed, the two wheels rotate synchronously in the opposite directions through the electric control system, and the automobile body steering is achieved.
When an automobile moves to a narrow place on a road surface and needs to be turned around and is inconvenient to turn around, the electric control system is controlled, a lifting motor of the lifting device is started, so that a screw rod 13 is driven to rotate, the screw rod 13 applies thrust to a conical bearing 12 on the inner side of a receiving block, the screw rod 13 forms reverse thrust, a trapezoidal nut 18 moves towards the middle, the trapezoidal nut 18 drives a scissor rack assembly 8 to move towards the middle, so that a lifting effect is achieved, firstly, a movable driving wheel 15 moves downwards to contact the ground to be stressed and deformed, when the deformation reaches 18mm, universal wheels 16 on the left side and the right side start to contact the ground and share the pressure of the automobile body increased by the movable driving wheel 15, so that an automobile main body 1 is separated from the ground, when the scissor rack assembly 8 is lifted in place, a proximity switch 3 senses a signal and transmits data to the electric control system, the electric control system turns, the automobile tire is stabilized at the height of 5cm above the ground, then the rotary motor arranged at the lower ends of the front and rear lifting devices drives the movable driving wheels 15 to move simultaneously by controlling the electric control system, when the rotating directions of the two movable driving wheels 15 are opposite, the front and rear two groups of universal wheels 16 move along with the movable driving wheels 15, and rotate by taking the center of the automobile body as the center of a circle, so that the in-situ rotation effect is achieved, when the two movable driving wheels 15 move towards one direction simultaneously, the front and rear two groups of universal wheels 16 move towards the same direction, and the transverse translation effect of the automobile main body 1 is achieved;
when the rotation or the side shift is completed, the electric control system drives the lifting motor to start, so as to drive the screw rod 13 to rotate reversely, so that the trapezoidal nut moves to the position before the lifting and simultaneously drive the scissor rack assembly 8 to move together, when the automobile body 1 is moved and the tire is completely stressed, the universal wheel 16 and the movable driving wheel 15 are lifted off successively, meanwhile, the screw rod 13 applies pulling force to the conical bearing 12 on the outer side of the stress block 2, so that the trapezoidal nut continues to move to the position before the lifting until the first supporting plate 801 and the second supporting plate 802 are completely superposed, the outer side proximity switch 3 senses a signal and transmits the data to the electric control system, the electric control system closes the lifting device, the screw rod 13 and the trapezoidal nut stop running, and self-locks the lifting device, so that the lifting device is hidden in the bumper of the automobile.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a be used for car pivot turn around and sidesway rotary mechanism which characterized in that: comprises that
The automobile body is provided with steel pipes at the front end and the rear end;
the rotary lifting mechanism is respectively arranged on the steel pipes at the front end and the rear end through stress nuts and forms a whole with the automobile main body, the rotary lifting mechanism is electrically connected with an electric control system arranged in the automobile main body and used for controlling the lifting and the rotation of the automobile main body, and a stress frame is arranged between the two rotary lifting mechanisms;
the stress block is arranged on the rotary lifting mechanism and used for receiving thrust applied by the rotary lifting mechanism;
the proximity switch is arranged on the steel pipe and used for controlling the lifting stroke position;
the telescopic stabilizer bar is installed on a fixing block arranged on the rotary lifting mechanism, the upper end of the telescopic stabilizer bar is connected with the steel pipe, and the lower end of the telescopic stabilizer bar is connected with the rotary lifting mechanism.
2. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 1, wherein: the rotary lifting mechanism comprises a rotating device and a lifting device which are integrally assembled.
3. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 2, wherein: the lifting device comprises a scissor rack assembly, an upper track plate, a lower track plate and a lifting driving device, wherein the upper track plate is fixedly installed on the steel pipe, the scissor rack assembly is installed between the upper track plate and the lower track plate, one end, located on the upper track plate, of the scissor rack assembly is provided with a fixed square block, the lifting driving device is assembled on a connecting plate arranged at the outer end of the fixed square block, and the stressed block is assembled at the other end of the relatively fixed square block of the scissor rack assembly.
4. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 3, wherein: the inner part of the stress block, which is opposite to the lifting driving device, is provided with a stress conical bearing, and the two stress conical bearings are opposite and penetrate through the stress block to be provided with mounting holes.
5. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 4, wherein: and a screw rod is inserted into the stress block, one end of the screw rod penetrates through a mounting hole formed by the stress block to be movably connected with the stress block, and the other end of the screw rod penetrates through a lifting driving device to be in transmission connection with the lifting driving device.
6. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 3, wherein: the upper track plate and the lower track plate are respectively provided with a stroke guide groove movably connected with the scissor rack assembly, and the stress block is movably assembled in the stroke guide groove of the upper track plate.
7. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 3, wherein: the shear shank subassembly includes first fagging and second fagging, the middle part is articulated through the connecting axle that sets up between first fagging and the second fagging, the one end of first fagging is articulated on track board down through the joint axle, and the other end is connected and movable assembly in the stroke guide slot of last track board with the atress piece, the one end of second fagging is articulated on last track board through the joint axle, and other end movable assembly is in the stroke guide slot of track board down.
8. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 3, wherein: the position that the atress piece was laminated and is gone up the track board is connected with the slider, and first fagging is connected with the slider and fixed mounting has trapezoidal nut in the middle.
9. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 2, wherein: the rotating device comprises a movable driving wheel, universal wheels and a rotary driving device, the universal wheels are arranged at the left end and the right end of the bottom of the lifting device, and the rotary driving device and the movable driving wheel are oppositely arranged at the front end and the rear end of the bottom of the lifting device.
10. The in-situ turning and side-shifting rotating mechanism for the automobile as claimed in claim 8, wherein: the lower section of the movable driving wheel is lower than the lower sections of the universal wheels at the two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110168222.4A CN112721875A (en) | 2021-02-05 | 2021-02-05 | Rotating mechanism for in-situ turning and lateral moving of automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110168222.4A CN112721875A (en) | 2021-02-05 | 2021-02-05 | Rotating mechanism for in-situ turning and lateral moving of automobile |
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|---|---|
| CN112721875A true CN112721875A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110168222.4A Pending CN112721875A (en) | 2021-02-05 | 2021-02-05 | Rotating mechanism for in-situ turning and lateral moving of automobile |
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| CN210146859U (en) * | 2019-06-28 | 2020-03-17 | 福建致远工程管理有限公司 | Utilize curved hoop intelligent device of reinforcing bar of dysmorphism bearing |
| CN210944686U (en) * | 2019-10-26 | 2020-07-07 | 艾信智慧医疗科技发展（苏州）有限公司 | Medicine Box Carrier Lift |
| CN211252541U (en) * | 2019-11-08 | 2020-08-14 | 湘潭大学 | A car lift device capable of increasing the number of roadside parking spaces |
| CN211107359U (en) * | 2019-11-25 | 2020-07-28 | 重庆工业职业技术学院 | A kind of in-situ steering device for small car |
| CN210806968U (en) * | 2019-12-03 | 2020-06-19 | 深圳市安卓信五金机械有限公司 | Built-in motor push rod |
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Application publication date: 20210430 |