CN113371602A - Intelligent lamp bracket for automobile crash test - Google Patents
Intelligent lamp bracket for automobile crash test Download PDFInfo
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- CN113371602A CN113371602A CN202110734885.8A CN202110734885A CN113371602A CN 113371602 A CN113371602 A CN 113371602A CN 202110734885 A CN202110734885 A CN 202110734885A CN 113371602 A CN113371602 A CN 113371602A
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- transverse
- double
- longitudinal
- bracket
- servo motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses an intelligent lamp bracket for an automobile collision test, which comprises a longitudinal double-beam bracket, a transverse double-beam bracket and an illuminating headlamp mounting bracket, wherein a transverse guide rail is mounted at the top end of the longitudinal double-beam bracket, track beams are arranged on two sides of the bottom end of the longitudinal double-beam bracket, the longitudinal double-beam bracket is mounted at the top of an I-shaped steel through the track beams, the bottom end of the I-shaped steel is fixedly mounted on a boss of a building wall, the transverse double-beam bracket is mounted on the longitudinal double-beam bracket, two sides of the top end of the transverse double-beam bracket are respectively provided with a winch servo motor, the illuminating headlamp mounting bracket is connected with the winch servo motors through traction ropes, and a plurality of illuminating headlamps are fixed at the bottom end of the illuminating headlamp mounting bracket. The intelligent lamp holder servo motor and the reducer are matched, so that the moving speed and the rotating angle of the lamp holder can be adjusted at will, and the adjusting process has good stability; convenient to use, the security is high, and it is little to have solved among the car bump test lighting fixture adjustable range, the problem that the degree of accuracy is low.
Description
Technical Field
The invention relates to the technical field of automobile crash tests, in particular to an intelligent lamp bracket for an automobile crash test.
Background
With the rapid development of the automobile industry, the quantity of automobile reserves in China is continuously increased, and simultaneously, the outstanding traffic accident problem is accompanied, so that huge property loss and casualties are caused, and the road traffic accident becomes a difficult problem and a heavy burden in social development. In the collision process of the automobile, the collision between the automobile and an obstacle is a first collision, the collision between an occupant in the automobile and a cab is a second collision, and the occupant restraint system plays an important role in reducing the damage degree of the occupant in the second collision. The sliding table test is based on a body-in-white or a part of the body-in-white, and main parts such as a safety belt, an air bag, a seat, an instrument and a steering system are installed, so that the working condition of a restraint system and the injury value of a dummy in the whole vehicle collision are simulated, reference can be provided for the matching of the restraint system, the search of a faster and more effective restraint system matching mode is facilitated, the vehicle research and development period is shortened, the vehicle is safer, the damage to passengers caused by the collision process is reduced to the greatest extent, and the death rate is reduced.
The sliding table test is completed instantly, and the effective recording time is usually about 200 ms. In such a short time, key part test performances of a dummy, a body-in-white, an air bag, a steering wheel, a steering column, a safety belt, an instrument and the like need to be clearly recorded, high-quality image and video analysis materials are formed, and the requirements on test illumination brightness and distribution are very high, so that the light illumination system arrangement needs to perform light layout and illumination simulation, the light illumination area brightness and distribution are ensured to meet the requirements, and the requirements on the illumination range and the angle are very strict. In the prior art, there are mainly two common solutions: one type fixes the lamp bracket according to the type of the most main test vehicle, and does not need to adjust at the later stage; one is manually controlled by a lamp holder adjusting assembly, as disclosed: CN201716171U discloses a lamp holder for automobile crash test: the lamp holder is arranged at the upper part of a tested vehicle and comprises a frame for mounting the lamp and a horizontally arranged support piece, wherein the frame is placed on the support piece, and a guide assembly capable of enabling the frame to horizontally move relative to the support piece is arranged between the frame and the support piece. The utility model has the advantages of convenient use, more effective guarantee of the lighting condition, etc. "
The prior art described above has the following drawbacks: the lamp holder irradiation range and the irradiation angle adjustable range for the collision test are small, the requirements of various collision tests on the irradiation range and the irradiation angle are difficult to meet, the accuracy of manual control is very limited, errors occur easily in the adjusting process, and the accuracy of the test result is influenced.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide an intelligent lamp holder for an automobile collision test, which is used for solving the problems of small adjustable ranges of the irradiation range and the irradiation angle of the lamp holder for the collision test and low adjustment accuracy.
Disclosure of the invention
In order to solve the technical problems, the invention provides the following technical scheme:
an intelligent lamp bracket for an automobile collision test comprises a longitudinal double-beam bracket, a transverse double-beam bracket and a lighting headlamp mounting bracket;
the top end of the longitudinal double-beam support is provided with a transverse guide rail, two sides of the bottom end of the longitudinal double-beam support are provided with track beams, the longitudinal double-beam support is arranged at the top of the I-shaped steel through the track beams, and the bottom end of the I-shaped steel is fixedly arranged on a boss of a building wall;
collision buffer rubber blocks are mounted on the front side and the rear side of the two ends of the longitudinal double-beam support, a longitudinal servo motor is mounted on the longitudinal double-beam support on the inner side of each collision buffer rubber block, the output end of the longitudinal servo motor is connected with a longitudinal traveling wheel, and the longitudinal traveling wheel is in contact with the plane of the top end of the track beam;
the transverse double-beam support is arranged on a transverse guide rail at the top end of the longitudinal double-beam support, two sides of the top end of the transverse double-beam support are respectively provided with a hoisting servo motor, the front end and the rear end of the hoisting servo motor at one side are respectively provided with a transverse servo motor, the output end of the transverse servo motor is connected with a transverse traveling wheel, and the transverse traveling wheel is in contact with the plane of the top end of the longitudinal double-beam support;
the lighting headlamp mounting bracket is connected with a winch servo motor through a traction rope, four fixing plates are respectively installed on the left side and the right side of the top end of the lighting headlamp mounting bracket, guide wheels are installed on the fixing plates, the middle end of the traction rope is fixed on a rotating shaft of the winch servo motor, the front end of the traction rope penetrates through the two guide wheels on the front side of the lighting headlamp mounting bracket and is fixed at the traction rope fixing point on the front end of a transverse double-beam bracket, and the rear end of the traction rope penetrates through the two guide wheels on the rear side of the lighting headlamp mounting bracket and is fixed at the traction rope fixing point on the rear end of the transverse double-beam bracket.
Preferably, a safety hook is hung under the middle end of the transverse double-beam support, the top end of the safety hook is connected to a fixed point at the middle end of the transverse double-beam support through a rope, the bottom end of the safety hook is connected with a hook through a rope, and the hook is connected with a pull ring at the top end of the lighting headlamp mounting support.
Preferably, the device further comprises a limiting mechanism, wherein the limiting mechanism comprises a transverse limiting plate and a transverse buffering block, the transverse limiting plate is installed at two ends of the longitudinal double-beam support, and the transverse buffering block is installed at the front end and the rear end of two sides of the transverse double-beam support.
Preferably, gear reducers are arranged between the longitudinal servo motors and the longitudinal running wheels and between the transverse servo motors and the transverse running wheels, high-speed shafts of the gear reducers are connected with output shafts of the servo motors, and low-speed shafts of the gear reducers are connected with the running wheels.
Preferably, a plurality of lighting headlamps are fixed to the bottom end of the lighting headlamp mounting support, and the traction rope fixing points, the fixing plate and the lighting headlamps are symmetrically arranged about a central axis of the falling protector.
Preferably, an electric control cabinet is installed on one side of the top end of the longitudinal double-beam support.
(III) advantageous effects
The invention discloses an intelligent lamp bracket for an automobile crash test, which has the advantages that: the longitudinal double-beam support, the transverse double-beam support and the lighting headlamp mounting support are respectively controlled by different servo motors, so that the longitudinal double-beam support can be translated, the transverse double-beam support can be translated independently and synchronously, the lighting headlamp mounting support can be moved independently up and down on one side, simultaneously moved on two sides, rotated on one side and the like, the adjusting range of the lamp holder is improved, and great convenience is provided for the arrangement of a collision test lighting system;
the gear reducer is arranged between the servo motor and the running wheel, and the electric control cabinet is arranged on one side of the longitudinal double-beam support, so that the moving processes of the longitudinal double-beam support, the transverse double-beam support and the lighting headlamp mounting support can be accurately adjusted and controlled, and the impact test result is prevented from being influenced by the arrangement error of the lighting lamp bracket;
the transverse limiting plates are arranged on the longitudinal double-beam bracket, and the transverse buffer blocks are arranged on two sides of the transverse double-beam bracket, so that the transverse double-beam bracket and the longitudinal double-beam bracket are limited; the transverse buffer block between the two transverse double-beam supports can limit the two transverse double-beam supports, and meanwhile the transverse limiting plate and the transverse buffer block can ensure that the transverse double-beam supports can stably walk on the transverse guide rail according to design requirements, so that even if all the collision avoidance operations are failed in the early stage, the risk of derailment driving caused by direct rigid collision of the transverse double-beam supports can be avoided or reduced by the transverse limiting and transverse limiting buffer blocks;
the falling protector is arranged below the transverse double-beam support and is connected with the lighting headlamp mounting support through the hook, so that when the falling protector rapidly falls down due to instability of the lamp holder, the weight of the lighting headlamp and the lighting headlamp mounting support can be borne independently; the two hoisting motors installed on the transverse double-beam support can provide four stable hanging points through the fixing plate, and the falling protector can provide two stable hanging points through the pull ring, so that even if the problem that three hanging points fail simultaneously due to extremely low probability occurs, the lighting headlamp installing support and the lighting headlamp cannot have the risk of falling down or overturning, and the fixed points of the traction rope, the guide wheel, the fixing plate and the lighting headlamp are symmetrically arranged about the central axis of the falling protector.
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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of an intelligent lamp holder for an automobile crash test according to the present invention;
FIG. 2 is a left side view of the structure of an intelligent lamp holder for an automobile crash test according to the present invention;
FIG. 3 is a top view of the structure of an intelligent lamp holder for an automobile crash test according to the present invention;
FIG. 4 is a control circuit diagram of the main circuit inside the electric control cabinet of the present invention.
The reference numerals in the figures illustrate: 1. i-shaped steel; 2. a track beam; 3. a longitudinal double beam support; 4. a longitudinal servo motor; 5. a gear reducer; 6. a transverse limiting plate; 7. a collision buffer rubber block; 8. a transverse guide rail; 9. a hoisting servo motor; 10. a transverse travel wheel; 11. a transverse double-beam support; 12. a transverse buffer block; 13. a hauling rope; 14. an electric control cabinet; 15. a guide wheel; 16. a lighting headlamp mounting bracket; 17. a lighting headlight; 18. a pull rope fixing point; 19. a fixed point; 20. a safety catch; 21. hooking; 22. a fixing plate; 23. a pull ring; 24. a transverse servo motor; 25. and a longitudinal running wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, an embodiment of the present invention is shown: an intelligent lamp holder for an automobile collision test comprises a longitudinal double-beam support 3, a transverse double-beam support 11 and an illuminating headlamp mounting support 16, wherein a transverse guide rail 8 is mounted at the top end of the longitudinal double-beam support 3, track beams 2 are arranged on two sides of the bottom end of the longitudinal double-beam support 3, the longitudinal double-beam support 3 is mounted at the top of an I-shaped steel 1 through the track beams 2, and the bottom end of the I-shaped steel 1 is fixedly mounted on a boss of a building wall;
collision buffer rubber blocks 7 are mounted on the front side and the rear side of the two ends of the longitudinal double-beam support 3, a longitudinal servo motor 4 is mounted on the longitudinal double-beam support 3 on the inner side of each collision buffer rubber block 7, the output end of each longitudinal servo motor 4 is connected with a longitudinal traveling wheel 25, and each longitudinal traveling wheel 25 is in contact with the plane of the top end of the track beam 2;
the transverse double-beam support 11 is arranged on a transverse guide rail 8 at the top end of the longitudinal double-beam support 3, two sides of the top end of the transverse double-beam support 11 are respectively provided with a hoisting servo motor 9, the front end and the rear end of the hoisting servo motor 9 at one side are respectively provided with a transverse servo motor 24, the output end of the transverse servo motor 24 is connected with a transverse traveling wheel 10, and the transverse traveling wheel 10 is in contact with the plane at the top end of the longitudinal double-beam support 3;
the illuminating headlamp mounting bracket 16 is connected with the winch servo motor 9 through a traction rope 13, four fixing plates 22 are respectively mounted on the left side and the right side of the top end of the illuminating headlamp mounting bracket 16, guide wheels 15 are mounted on the fixing plates 22, the middle end of the traction rope 13 is fixed on a rotating shaft of the winch servo motor 9, the front end of the traction rope 13 penetrates through the two guide wheels 15 positioned on the front side of the illuminating headlamp mounting bracket 16 and a traction rope fixing point 18 fixed at the front end of the transverse double-beam bracket 11, the rear end of the traction rope 13 penetrates through the two guide wheels 15 positioned on the rear side of the illuminating headlamp mounting bracket 16 and the traction rope fixing point 18 fixed at the rear end of the transverse double-beam bracket 11;
a gear reducer 5 is arranged between the longitudinal servo motor 4 and the longitudinal running wheel 25 and between the transverse servo motor 24 and the transverse running wheel 10, a high-speed shaft of the gear reducer 5 is connected with an output shaft of the servo motor, and a low-speed shaft is connected with the running wheel;
specifically, in the embodiment, the longitudinal double-beam bracket 3 is mounted on the i-steel 1 through the track beam 2, and the i-steel 1 is mounted on a boss of a building wall body to provide a supporting force for the whole lighting lamp holder; the longitudinal double-beam bracket 3 drives a longitudinal traveling wheel 25 to realize longitudinal translation through a longitudinal servo motor 4 and a gear reducer 5; the transverse double-beam bracket 11 is arranged on the longitudinal double-beam bracket 3, the bottom of the transverse double-beam bracket 11 is limited by a transverse guide rail 8, and two ends of the transverse double-beam bracket 11 drive transverse traveling wheels 10 to realize transverse translation through a transverse servo motor 24 and a gear reducer 5; the hoisting servo motor 9 is fixed on the transverse double-beam support 11 and used for lifting the lighting headlamp mounting support 16, the traction rope 13 penetrates through the guide wheel 15 and is fixed on a traction rope fixing point 18 on the transverse double-beam support 11, the guide wheel 15 is connected with the lighting headlamp mounting support 16 through the fixing plate 22, and the bottom of the lighting headlamp mounting support 16 is provided with the lighting headlamp 17;
further, the forward or backward movement of the longitudinal double-beam support 3 can be realized by controlling the forward/backward rotation of the longitudinal servo motor 4; the forward or backward movement of the single-support beam of the transverse double-beam support 11 can be realized by controlling the forward/backward rotation of the single transverse servo motor 24, and the simultaneous inward or simultaneous outward movement of the two support beams of the transverse double-beam support 11 can be realized by synchronously controlling the forward/backward rotation of the two transverse servo motors 24; the single hoisting servo motor 9 is controlled to release or tighten the traction rope 13 to realize the ascending or descending of the single-side lighting headlamp mounting bracket 16, the hoisting servo motors 9 on the same transverse double-beam bracket 11 are synchronously controlled, and the ascending or descending of the single-side double-side lighting headlamp mounting bracket 16 can be realized; synchronously controlling a winch servo motor 9 on the same transverse double-beam bracket 11 to realize the leveling of a single-side double-side lighting headlamp mounting bracket 16, and controlling the single-side bracket to ascend or descend after the leveling to realize the adjustment of the lighting angle of a lamp bracket; 4 hoisting servo motors 9 on the transverse double-beam supports 11 on two sides are synchronously controlled, so that synchronous adjustment of the headlamp mounting supports 16 on two sides can be realized; meanwhile, in the embodiment, the gear reducer 5 is arranged between the servo motor and the driving wheel, the servo motor is connected with the high-speed shaft of the gear reducer 5, and the driving wheel is connected with the low-speed shaft of the gear reducer 5, so that the servo motor can adjust the longitudinal double-beam support 3 and the transverse double-beam support 11 more accurately, the moving speed of the supports can be adjusted steplessly, and the operation is more stable;
further, the haulage rope 13 passes two leading wheels 15 and is fixed in on horizontal two roof beam supports 11, and the stability that the lighting fixture goes up and down has been promoted in two leading wheel 15's design, and leading wheel 15 passes through fixed plate 22 and is connected with illumination headlight support 16 simultaneously, and fixed plate 22 can change the swing along with the focus of lighting fixture, can guarantee that leading wheel 15 is vertical upwards at the direction of arbitrary moment to avoid haulage rope 13 and leading wheel 15 to take place the jamming, lead to the unable normal use of lighting fixture.
A falling protector 20 is hung right below the middle end of the transverse double-beam support 11, the top end of the falling protector 20 is connected to a fixing point 19 at the middle end of the transverse double-beam support 11 through a rope, the bottom end of the falling protector 20 is connected with a hook 21 through a rope, and the hook 21 is connected with a pull ring 23 at the top end of the lighting headlamp mounting support 16; the bottom end of the headlamp mounting bracket 16 is fixed with a plurality of headlamps 17, and the pull rope fixing points 18, the fixing plate 22 and the headlamps 17 are symmetrically arranged about the central axis of the safety hook 20.
Specifically, in the embodiment, the top of the falling protector 20 is connected with the fixing point 19 on the transverse double-beam bracket 11 through a rope, and the hook 21 below the falling protector 20 is connected with the lighting headlamp mounting bracket 16 through the fixing plate 23, so that the falling protector 20 can independently bear the weight of the lighting headlamp 17 and the lighting headlamp mounting bracket 16 when the lamp holder is unstable and falls down rapidly;
furthermore, the two hoisting motors 9 arranged on the transverse double-beam support 11 can provide four stable hanging points through the fixing plate 22 arranged on the lighting headlamp mounting support 16, and the falling protector 20 provides 2 stable hanging points through the pull ring 23, so that even if three hanging points fail at the same time, namely 3 steel wire ropes break at the same time, the lighting headlamp mounting support 16 and the lighting headlamp 17 cannot have the risk of falling down or overturning, and the design safety is greatly improved;
further, the hoisting servo motor 9 and the falling protector 20 are arranged in the middle of the transverse double-beam support 11, the traction rope fixing point 18, the guide wheel 15, the fixing plate 22 and the lighting headlamp 17 are symmetrically arranged about the central axis of the falling protector 20, and when the hoisting motor traction rope 13, the guide wheel 15, the traction rope fixing point 18 and the fixing plate 22 fail, the weight of two ends can be kept consistent to the maximum extent, the lamp bracket is prevented from inclining to one side, and the safety of the design is further improved.
The lighting lamp holder still includes stop gear, stop gear includes horizontal limiting plate 6 and horizontal buffer 12, horizontal limiting plate 6 is installed in 3 both ends of vertical two roof beam support, horizontal buffer 12 is installed in the front and back end in 11 both sides of horizontal two roof beam support.
Specifically, in the present embodiment, the horizontal limiting plate 6 is mounted on the vertical double-beam bracket 3, the horizontal buffer block 12 is mounted on the horizontal double-beam bracket 11, and the horizontal limiting plate 6 and the horizontal buffer block 12 cooperate to limit the horizontal double-beam bracket 11 on the vertical double-beam bracket 11; horizontal buffer block 12 between two horizontal two roof beam supports 11 realizes spacing between two horizontal two roof beam supports 11, and horizontal limiting plate 6 and horizontal buffer block 12 can ensure horizontal two roof beam supports 11 and stabilize the walking on transverse guide 8 according to the designing requirement simultaneously, even avoid colliding's operation in earlier stage whole inefficacy, rely on horizontal limiting plate 6 and horizontal limit buffer block 12 also can avoid or alleviate the direct rigid collision of horizontal two roof beam supports 11 and lead to its risk that derails and travel.
An electric control cabinet 14 is installed on one side of the top end of the longitudinal double-beam support 3, as shown in fig. 4, a power supply indicating circuit, a phase sequence protection circuit, a short circuit protection circuit and the like are arranged in an internal circuit of the electric control cabinet 14, so that the power consumption of the lamp bracket in the operation process can be guaranteed to be normal, and the stability of power supply of the lamp bracket in the operation process is guaranteed.
Specifically, during normal operation, the main breaker switch QFO is turned on, the power indicator HL1 lights, which indicates that the external power supply is normal, and when the circuit is short-circuited or overloaded, the breaker QFO opens, and the external power supply is cut off to protect the equipment; the circuit breaker Q1 is independently arranged in the control loop to ensure normal power supply of the control loop; when a starting switch KM0 is pressed down, a lamp holder working state lamp HL2 is on, and a lamp holder main body operating mechanism is electrified; the phase sequence protection relay XJ can automatically identify the phase sequence, so that equipment accidents or equipment damage caused by the fact that the motor rotates reversely after the phase sequence of the power supply is connected reversely is avoided; the transformer T1 provides the brake with the appropriate power.
In conclusion, the intelligent lamp holder for the automobile collision test has the advantages that the moving speed and the rotating angle of the lamp holder can be adjusted at will through the matching design of the servo motor and the gear reducer 5, and meanwhile, the intelligent lamp holder has good running stability; in the aspect of mechanical safety, a unilateral lamp holder adopts 6 independent suspension points (4 independent force bearing suspension points +2 independent safety rope suspension points), so that the lamp holder does not have the potential falling hazard under the extremely severe condition (3 suspension points fail simultaneously); in the aspect of electrical safety, the electric control cabinet 14 is internally provided with functions of external power supply indication, working power supply indication, phase sequence protection, short circuit protection and the like, so that the stability of power supply in the operation process of the lamp bracket can be ensured; the whole convenient to use of intelligence lighting fixture operates steadily, and the security is high.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides an intelligent lighting fixture for car bump test, includes vertical two roof beam support (3), horizontal two roof beam support (11) and illumination headlight installing support (16), its characterized in that:
the top end of the longitudinal double-beam support (3) is provided with a transverse guide rail (8), two sides of the bottom end of the longitudinal double-beam support are provided with track beams (2), the longitudinal double-beam support (3) is arranged at the top of an I-shaped steel (1) through the track beams (2), and the bottom end of the I-shaped steel (1) is fixedly arranged on a boss of a building wall;
collision buffer rubber blocks (7) are mounted on the front side and the rear side of the two ends of the longitudinal double-beam support (3), a longitudinal servo motor (4) is mounted on the longitudinal double-beam support (3) on the inner side of each collision buffer rubber block (7), the output end of the longitudinal servo motor (4) is connected with a longitudinal traveling wheel (25), and the longitudinal traveling wheel (25) is in contact with the top end plane of the track beam (2);
the transverse double-beam support (11) is arranged on a transverse guide rail (8) at the top end of the longitudinal double-beam support (3), two hoisting servo motors (9) are respectively arranged on two sides of the top end of the transverse double-beam support (11), a transverse servo motor (24) is respectively arranged at the front end and the rear end of the hoisting servo motor (9) on one side, the output end of the transverse servo motor (24) is connected with a transverse traveling wheel (10), and the transverse traveling wheel (10) is in contact with the top end plane of the longitudinal double-beam support (3);
the lighting headlamp mounting bracket (16) is connected with the hoisting servo motor (9) through a traction rope (13), four fixing plates (22) are respectively installed on the left side and the right side of the top end of the lighting headlamp mounting bracket (16), guide wheels (15) are installed on the fixing plates (22), the middle end of the traction rope (13) is fixed on a rotating shaft of the hoisting servo motor (9), the front end of the traction rope (13) penetrates through the two guide wheels (15) positioned on the front side of the lighting headlamp mounting bracket (16), the traction rope fixing point (18) fixed at the front end of the transverse double-beam bracket (11) is fixed, the rear end of the traction rope (13) penetrates through the two guide wheels (15) positioned on the rear side of the lighting headlamp mounting bracket (16), and the traction rope fixing point (18) fixed at the rear end of the transverse double-beam bracket (11).
2. The intelligent lamp bracket for the automobile crash test is characterized in that a falling protector (20) is hung under the middle end of the transverse double-beam bracket (11), the top end of the falling protector (20) is connected to a fixed point (19) at the middle end of the transverse double-beam bracket (11) through a rope, the bottom end of the falling protector (20) is connected with a hook (21) through a rope, and the hook (21) is connected with a pull ring (23) at the top end of the lighting headlamp mounting bracket (16).
3. The intelligent lamp holder for the automobile crash test is characterized by further comprising a limiting mechanism, wherein the limiting mechanism comprises a transverse limiting plate (6) and a transverse buffer block (12), the transverse limiting plate (6) is installed at two ends of the longitudinal double-beam support (3), and the transverse buffer block (12) is installed at the front end and the rear end of two sides of the transverse double-beam support (11).
4. The intelligent lamp bracket for the automobile crash test is characterized in that a gear reducer (5) is arranged between the longitudinal servo motor (4) and the longitudinal running wheel (25) and between the transverse servo motor (24) and the transverse running wheel (10), a high-speed shaft of the gear reducer (5) is connected with an output shaft of the servo motor, and a low-speed shaft of the gear reducer is connected with the running wheel.
5. The intelligent lamp holder for the automobile crash test is characterized in that a plurality of illuminating lamps (17) are fixed at the bottom end of the illuminating lamp mounting bracket (16), and the hauling rope fixing points (18), the fixing plate (22) and the illuminating lamps (17) are symmetrically arranged about the central axis of the safety catch (20).
6. The intelligent lamp holder for the automobile crash test is characterized in that an electric control cabinet (14) is installed on one side of the top end of the longitudinal double-beam support (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110734885.8A CN113371602A (en) | 2021-06-30 | 2021-06-30 | Intelligent lamp bracket for automobile crash test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110734885.8A CN113371602A (en) | 2021-06-30 | 2021-06-30 | Intelligent lamp bracket for automobile crash test |
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| Publication Number | Publication Date |
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| CN113371602A true CN113371602A (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110734885.8A Pending CN113371602A (en) | 2021-06-30 | 2021-06-30 | Intelligent lamp bracket for automobile crash test |
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| CN (1) | CN113371602A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN116699455A (en) * | 2023-08-04 | 2023-09-05 | 常州风光车辆饰件有限公司 | Car light test fixture |
| CN116699455B (en) * | 2023-08-04 | 2023-10-20 | 常州风光车辆饰件有限公司 | Car light test fixture |
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Application publication date: 20210910 |