阅读说明：本技术 一种夜间照明的道路安全摄像装置 (Road safety camera device of night illumination ) 是由 李红莉 于 2019-12-02 设计创作，主要内容包括：本发明公开了一种夜间照明的道路安全摄像装置,本装置包括第一支柱和可在第一支柱内部伸缩的第二支柱,第二支柱上端螺栓连接第一横梁,第一横梁内部设置有伸缩的第二横梁,第二横梁下端固定连接安装轴,安装轴上安装有蓄电池、发光板、摄像头,所述第二横梁内部转动安装一转动轴,所述转动轴上固定安装有第一锥齿轮、第一齿轮,开始工作状态下,当有超重车辆通过该夜间道路安全摄像装置时,由于车辆重量超重,通过受压块时,受压块受压向下运动,第三弹簧会向下压第二滑动块,同时向下运动,在第三导杆和滑动槽的共同作用下,会使第三导杆左端转动连接的第十一转动轴延滑动槽向上运动。(The invention discloses a road safety camera device for night illumination, which comprises a first support and a second support capable of stretching in the first support, wherein the upper end of the second support is connected with a first cross beam through a bolt, a stretching second cross beam is arranged in the first cross beam, the lower end of the second cross beam is fixedly connected with an installation shaft, a storage battery, a light-emitting plate and a camera are arranged on the installation shaft, a rotating shaft is rotatably arranged in the second beam, a first bevel gear and a first gear are fixedly arranged on the rotating shaft, when an overweight vehicle passes through the night road safety camera device in the working state, because the vehicle is overweight, when passing through the pressure-receiving block, the pressure-receiving block is pressed to move downwards, the third spring can press the second sliding block downwards and move downwards at the same time, under the combined action of the third guide rod and the sliding groove, the eleventh rotating shaft which is rotatably connected with the left end of the third guide rod moves upwards along the sliding groove.)

1. The utility model provides a road safety camera device of night illumination, includes first pillar and can be at the inside flexible second pillar of first pillar, its characterized in that: the upper end of the second support is connected with a first beam through a bolt, a telescopic second beam is arranged in the first beam, the lower end of the second beam is fixedly connected with an installation shaft, a storage battery, a light-emitting plate and a camera are installed on the installation shaft, a rotating shaft is rotatably installed in the second beam, a first bevel gear and a first gear are fixedly installed on the rotating shaft, the first gear is meshed with a first rack which is slidably installed in a first sliding groove at the lower end of the second beam, the first bevel gear is meshed with a second bevel gear, the second bevel gear is in key connection with a second rotating shaft, the second rotating shaft is installed on a bearing in the second beam in a matching way, the rotating shaft is in key connection with a third rotating shaft, the third rotating shaft is installed on the first bearing in the first beam in a matching way, the third rotating shaft is in key connection with a third bevel gear, and the third bevel gear is meshed, the fourth bevel gear is connected with the fourth rotating shaft through a key, the fourth rotating shaft is supported and installed inside the second support through a rolling bearing, the inner spline at the lower end of the fourth rotating shaft is connected with the fifth rotating shaft, the fifth rotating shaft is connected with the fifth bevel gear through a key, the fifth bevel gear is meshed with the sixth bevel gear, the sixth bevel gear is connected and installed at the left end of the sixth rotating shaft through a key, the sixth rotating shaft is installed on the second bearing in a matched mode, the second bearing is located inside the transverse cavity, the transverse cavity is located at the lower part of the road surface, the right end of the sixth rotating shaft is connected and installed with the seventh bevel gear through a key, the right end of the sixth rotating shaft is provided with an installation cavity for installing a detection mechanism, the seventh bevel gear is meshed with the ninth bevel gear, the ninth bevel gear is, The hydraulic delay mechanism is characterized in that the hydraulic delay mechanism is rotatably arranged on a seventh rotating shaft, the seventh rotating shaft is rotatably arranged on the right side of the transverse cavity, a second gear and a pawl disc which are fixedly connected with each other are further fixedly arranged on the seventh rotating shaft, four pawls are rotatably arranged on the pawl disc, the pawls are matched with an inner ratchet wheel, the second gear is meshed with a second rack, and the lower end of the second rack is connected with a hydraulic delay device.

2. The device for fixing a road safety camera for night illumination according to claim 1, wherein: the bottom of the first support column is buried in one section of the ground, and the ground part is connected with the two fixing plates through bolts.

3. The detection transmission device of the night illumination road safety camera device according to claim 1, wherein: the detection transmission device comprises a pressed block, a third rack is arranged at the lower end of the pressed block, the pressed block is slidably arranged on a third sliding groove, a second spring is fixedly arranged at the lower end of the pressed block, a fourth sliding groove is arranged in the pressed block, a third spring is arranged in the fourth sliding groove, a second sliding block capable of sliding up and down is fixedly arranged at the lower end of the third spring, the second sliding block is rotatably connected to a third guide rod, the third guide rod is slidably arranged in a rotatable first sliding sleeve, the left end of the third guide rod is rotatably arranged on an eighth rotating shaft capable of sliding up and down, a third gear and a fourth gear are fixedly arranged on the eighth rotating shaft, a ninth rotating shaft is rotatably arranged at the lower end of the third rack, a fifth gear and a sixth gear are fixedly arranged on the ninth rotating shaft, and the sixth gear is in chain transmission connection with the third gear through a transmission chain, a tenth rotating shaft is arranged at the upper end of the fourth gear, a seventh gear and an eighth gear are fixedly arranged on the tenth rotating shaft, the eighth gear is meshed with a ninth gear, the ninth gear is fixedly arranged on an eleventh rotating shaft, the eleventh rotating shaft is in key connection with an eleventh bevel gear through a key, the eleventh bevel gear is meshed with a twelfth bevel gear, the twelfth bevel gear is in key connection with the right end of the twelfth rotating shaft, and the left end of the twelfth rotating shaft is in key connection with the tenth bevel gear.

4. The hydraulic delay device in the road safety camera device for night illumination according to claim 1, characterized in that: the hydraulic pressure time delay mechanism includes the first guide arm of sliding connection in the second sliding tray, the second sliding tray is crouched and is being pressed a left side below, first guide arm left end links firmly first spring, and first guide arm left end rotates and is connected with the second guide arm, second guide arm slidable mounting is in the second sliding sleeve, second guide arm left end rotates and installs on gliding first sliding block from top to bottom, first sliding block slidable mounting is in the second hydraulic pressure board, second hydraulic pressure board slidable mounting is in first hydraulic pressure chamber, second rack lower extreme extends into the second hydraulic pressure intracavity that is located its below to with first hydraulic pressure baffle fixed connection, first hydraulic pressure chamber and second hydraulic pressure chamber are linked together.

Technical Field

The invention relates to the technical field of road safety camera equipment, in particular to a road safety camera device for night illumination.

Background

In the face of the global and information development trend in the world, the traditional traffic technology and means are not suitable for the development requirements of the economic society, the intelligent traffic system is a necessary choice for the development of the traffic industry and is a revolution of the traffic industry, and the interaction among people, vehicles and roads is presented in a new way through the effective integrated application of the advanced information technology, the communication technology, the control technology, the sensing technology, the calculator technology and the system comprehensive technology, so that the real-time, accurate, efficient, safe and energy-saving targets are realized, and the intelligent road safety monitoring equipment is also indispensable equipment. General traffic monitoring equipment all uses comparatively simple equipment to carry out real time monitoring operation, but the monitoring effect at night is not ideal enough, leads to the definition of shooting because of the light problem easily not enough, can not be fine satisfies people's user demand, to above-mentioned condition, carries out technical innovation on current basis.

Disclosure of Invention

Aiming at the technical defects, the invention provides a road safety camera device for night illumination, which can overcome the defects.

The invention relates to a road safety camera device for night illumination, which comprises a first support and a second support capable of stretching in the first support, wherein the upper end of the second support is connected with a first cross beam through a bolt, a stretching second cross beam is arranged in the first cross beam, the lower end of the second cross beam is fixedly connected with a mounting shaft, a storage battery, a light-emitting plate and a camera are mounted on the mounting shaft, a rotating shaft is rotatably mounted in the second cross beam, a first bevel gear and a first gear are fixedly mounted on the rotating shaft, the first gear is meshed with a first rack slidably mounted in a first sliding groove at the lower end of the second cross beam, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected with a second rotating shaft through a second rotating shaft, the second rotating shaft is mounted on a bearing in the second cross beam in a matching manner, the rotating shaft is connected with a third rotating shaft, and the third rotating shaft is mounted on a first bearing in, the third rotating shaft is in key connection with a third bevel gear through a key, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is connected with a fourth rotating shaft through a key, the fourth rotating shaft is supported and installed inside a second support through a rolling bearing, a fifth rotating shaft is in spline connection with the inside of the lower end of the fourth rotating shaft, the fifth rotating shaft is in key connection with a fifth bevel gear through a key, the fifth bevel gear is meshed with a sixth bevel gear, the sixth bevel gear is in key connection with the left end of the sixth rotating shaft, the sixth rotating shaft is installed on a second bearing in a matching mode, the second bearing is located inside a transverse cavity, the transverse cavity is located on the lower portion of a road surface, the right end of the sixth rotating shaft is in key connection with a seventh bevel gear, the right end of the sixth rotating shaft is provided with an installation, the ninth bevel gear is meshed with the tenth bevel gear at the same time, the ninth bevel gear is fixedly connected with the inner ratchet wheel and rotatably mounted on a seventh rotating shaft, the seventh rotating shaft is rotatably mounted on the right side of the transverse cavity, a second gear and a pawl disc which are fixedly connected with each other are further fixedly mounted on the seventh rotating shaft, four pawls are rotatably mounted on the pawl disc, the pawls are matched with the inner ratchet wheel, the second gear is meshed with a second rack, and the lower end of the second rack is connected with a hydraulic time delay device.

Furthermore, the bottom of the first support column is buried in the underground section, and the ground part is connected with the two fixing plates through bolts.

Further, the detection transmission device comprises a pressed block, a third rack is arranged at the lower end of the pressed block, the pressed block is slidably mounted on a third sliding groove, a second spring is fixedly mounted at the lower end of the pressed block, a fourth sliding groove is formed in the pressed block, a third spring is mounted in the fourth sliding groove, a second sliding block capable of sliding up and down is fixedly mounted at the lower end of the third spring, the second sliding block is rotatably connected to a third guide rod, the third guide rod is slidably mounted in a rotatable first sliding sleeve, the left end of the third guide rod is rotatably mounted on an eighth rotating shaft capable of sliding up and down, a third gear and a fourth gear are fixedly mounted on the eighth rotating shaft, a ninth rotating shaft is rotatably mounted at the lower end of the third rack, a fifth gear and a sixth gear are fixedly mounted on the ninth rotating shaft, and the sixth gear is chain-driven to be connected with the third gear through a transmission chain, a tenth rotating shaft is arranged at the upper end of the fourth gear, a seventh gear and an eighth gear are fixedly arranged on the tenth rotating shaft, the eighth gear is meshed with a ninth gear, the ninth gear is fixedly arranged on an eleventh rotating shaft, the eleventh rotating shaft is in key connection with an eleventh bevel gear through a key, the eleventh bevel gear is meshed with a twelfth bevel gear, the twelfth bevel gear is in key connection with the right end of the twelfth rotating shaft, and the left end of the twelfth rotating shaft is in key connection with the tenth bevel gear.

Furthermore, hydraulic pressure time delay mechanism includes the first guide arm of sliding connection in the second sliding tray, the second sliding tray is crouched and is being pressed a left side below, first guide arm left end rigid coupling first spring, first guide arm left end rotate and be connected with the second guide arm, second guide arm slidable mounting is in the second sliding sleeve, second guide arm left end rotates and installs on gliding first sliding block from top to bottom, first sliding block slidable mounting is in the second hydraulic pressure board, second hydraulic pressure board slidable mounting is in first hydraulic pressure chamber, second rack lower extreme extends into the second hydraulic pressure intracavity that is located its below to with first hydraulic baffle fixed connection, first hydraulic pressure chamber and second hydraulic pressure chamber are linked together.

The invention has the beneficial effects that: the device simple structure, it is convenient to install, and the device can play the supervision at some key protection highway sections and the highway section installation of often overloading, the effect of detection, and prevention and some overweight phenomenon of overloading of striking play an important role to road protection and road safety.

Drawings

In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic view of a night illumination road safety camera according to the present invention;

FIG. 2 is a schematic structural diagram of a detection transmission device and a hydraulic delay device according to the present invention;

fig. 3 is an enlarged structural view of the first rack according to the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

As shown in fig. 1-3, the device of the present invention is a road safety camera device for night illumination, comprising a first support 51 and a second support 52 capable of extending and retracting inside the first support 51, wherein the upper end of the second support 52 is connected with a first beam 53 by a bolt, a second beam 54 capable of extending and retracting is arranged inside the first beam 53, the lower end of the second beam 54 is fixedly connected with a mounting shaft 58, a storage battery 55, a light-emitting plate 56 and a camera 57 are mounted on the mounting shaft 58, a rotating shaft 59 is rotatably mounted inside the second beam 54, a first bevel gear 2 and a first gear 3 are fixedly mounted on the rotating shaft 59, the first gear 3 is engaged with a first rack 1 slidably mounted in a first sliding groove 55 at the lower end of the second beam 54, the first bevel gear 2 is engaged with a second bevel gear 4, the second bevel gear 4 is connected with a second rotating shaft 5 by a key, the second rotating shaft 5 is fittingly mounted on a bearing 60 inside the second beam 54, the rotating shaft 5 is in keyed connection with a third rotating shaft 61, the third rotating shaft 61 is installed on a first bearing 7 inside the first cross beam 53 in a matched manner, the third rotating shaft is in keyed connection with a third bevel gear 8 through a key, the third bevel gear 8 is meshed with a fourth bevel gear 9, the fourth bevel gear 9 is connected with a fourth rotating shaft 11 through a key, the fourth rotating shaft 11 is supported and installed inside the second support column 52 through a rolling bearing 10, the inner portion of the lower end of the fourth rotating shaft 11 is in splined connection with a fifth rotating shaft 12, the fifth rotating shaft 12 is in keyed connection with a fifth bevel gear 13 through a key, the fifth bevel gear 13 is meshed with a sixth bevel gear 17, the sixth bevel gear 17 is in keyed connection with the left end of a sixth rotating shaft 14, the sixth rotating shaft 14 is installed on a second bearing 16 in a matched manner, the second bearing 16 is located inside a transverse cavity 69, and, the right end of the sixth rotating shaft 14 is in key connection with a seventh bevel gear 18, the right end of the sixth rotating shaft 14 is provided with a mounting cavity for mounting a detection mechanism, the seventh bevel gear 18 is meshed with a ninth bevel gear 62, the ninth bevel gear 62 is meshed with a tenth bevel gear 21 at the same time, the ninth bevel gear 62 is fixedly connected with an inner ratchet wheel 20 and rotatably mounted on a seventh rotating shaft 63, the seventh rotating shaft 63 is rotatably mounted on the right side of a transverse cavity 69, a second gear 37 and a pawl disc 64 which are fixedly connected with each other are further fixedly mounted on the seventh rotating shaft 63, four pawls 19 are rotatably mounted on the pawl disc 64, the pawls 19 are matched with the inner ratchet wheel 20, the second gear 37 is meshed with a second rack 39, and the lower end of the second rack 39 is connected with a hydraulic delay device.

Advantageously, the first support 51 is buried at the bottom in a section of ground, and the ground part is bolted to the two fixed plates 15.

Advantageously, the detection transmission device includes a pressed block 27, a third rack 26 is disposed at the lower end of the pressed block 27, the pressed block 27 is slidably mounted on a third sliding groove 29, a second spring 24 is fixedly mounted at the lower end of the pressed block 27, a fourth sliding groove 71 is disposed inside the pressed block 27, a third spring 25 is mounted in the fourth sliding groove 71, a second sliding block 28 capable of sliding up and down is fixedly mounted at the lower end of the third spring 25, the second sliding block 28 is rotatably connected to a third guide rod 23, the third guide rod 23 is slidably mounted in a rotatable first sliding sleeve 22, the left end of the third guide rod 23 is rotatably mounted on an eighth rotating shaft 67 capable of sliding up and down, a third gear 35 and a fourth gear 34 are fixedly mounted on the eighth rotating shaft 67, a ninth rotating shaft 66 is rotatably mounted at the lower end of the third rack 26, a fifth gear 48 and a sixth gear 49 are fixedly mounted on the ninth rotating shaft, the sixth gear 49 is chain-connected with the third gear 35 through a transmission chain 47, a tenth rotating shaft 50 is mounted at the upper end of the fourth gear 34, a seventh gear 36 and an eighth gear 33 are fixedly mounted on the tenth rotating shaft 50, the eighth gear 33 is meshed with a ninth gear 32, the ninth gear is fixedly mounted on an eleventh rotating shaft 68, the eleventh rotating shaft 68 is in key connection with an eleventh bevel gear 31 through a key, the eleventh bevel gear 31 is meshed with a twelfth bevel gear 30, the twelfth bevel gear 30 is in key connection with the right end of a twelfth rotating shaft 69, and the left end of the twelfth rotating shaft 69 is in key connection with the tenth bevel gear 21.

Advantageously, the hydraulic delay mechanism includes a first guide rod 46 slidably connected in a second sliding groove 70, the second sliding groove is horizontally arranged at the left lower side of the pressed block 27, the left end of the first guide rod 46 is fixedly connected with a first spring 45, the left end of the first guide rod 46 is rotatably connected with a second guide rod 42, the second guide rod is slidably installed in a second sliding sleeve 43, the left end of the second guide rod is rotatably installed on a first sliding block 41 capable of sliding up and down, the first sliding block 41 is slidably installed in a second hydraulic plate 40, the second hydraulic plate 40 is slidably installed in a first hydraulic cavity 44, the lower end of the second rack 39 extends into a second hydraulic cavity located below the second sliding block and is fixedly connected with the first hydraulic baffle 38, and the first hydraulic cavity 44 is communicated with the second hydraulic cavity.

In the initial state, in the night state, no vehicle passes through or the vehicle does not have an overweight phenomenon, the detection device in the night illumination road safety camera cannot be triggered, the illumination device in the camera system cannot be connected, and the vehicle cannot be clearly recorded.

When an overweight vehicle passes through the night road safety camera device in the starting working state, because the vehicle is overweight, when the vehicle passes through the pressure receiving block 27, the pressure receiving block 27 is pressed to move downwards, the third spring 25 presses the second sliding block 28 downwards and moves downwards at the same time, under the combined action of the third guide rod 23 and the sliding groove 22, the eleventh rotating shaft 67 rotatably connected with the left end of the third guide rod 23 moves upwards along the sliding groove until the third rack 26 moves downwards and is meshed with the fifth gear 48, the fourth gear 34 and the seventh gear 36 start to be contacted and meshed, when the pressure receiving block continuously falls, the third rack 26 moves downwards to drive the fifth gear 48 to rotate, the sixth gear 49 and the fifth gear 48 rotate at the same time, the transmission chain 47 is tensioned, the sixth gear 49 drives the seventh gear 35 to rotate, the fourth gear 34 rotates at the same time, the fourth gear 34 is meshed with the seventh gear 36, the seventh gear 36 rotates simultaneously, since the seventh gear 36 and the eighth gear 33 are fixedly connected to the tenth rotating shaft 50, the eighth gear 33 rotates simultaneously, the eighth gear 33 is meshed with the ninth gear 32, the ninth gear 32 starts to rotate simultaneously, since the ninth gear 32 is fixedly connected to the twelfth rotating shaft 68 and the twelfth rotating shaft 68 is fixedly connected to the eleventh bevel gear 31 simultaneously, the eleventh bevel gear 31 rotates simultaneously, the eleventh bevel gear 31 is meshed with the twelfth bevel gear 30 and the twelfth bevel gear 30 rotates simultaneously, the twelfth bevel gear 30 and the tenth bevel gear 21 are fixedly connected to the thirteenth rotating shaft 69, the tenth bevel gear 21 rotates simultaneously, the tenth bevel gear 21 is meshed with the ninth bevel gear 62, the ninth bevel gear 62 rotates simultaneously under the driving of the tenth bevel gear 21, the ninth bevel gear 62 is rotatably mounted on the seventh rotating shaft 63 and meshed with the seventh bevel gear 18, so that the seventh bevel gear 18 is driven to rotate simultaneously, the seventh bevel gear 18 and the sixth bevel gear 17 are fixedly connected to the sixth rotating shaft 14, the sixth bevel gear 17 rotates simultaneously, the sixth bevel gear 17 is meshed with the fifth bevel gear 13, the fifth bevel gear 13 rotates simultaneously, the fifth bevel gear 13 is fixedly connected to the fifth rotating shaft 12, the fifth rotating shaft 12 rotates simultaneously, the fifth rotating shaft is connected to the fourth rotating shaft 11 through a key, the fourth rotating shaft 11 rotates simultaneously, the fourth rotating shaft 11 is fixedly connected to the fourth bevel gear 9, the fourth bevel gear 9 rotates simultaneously, the fourth bevel gear 9 is meshed with the third bevel gear 8, the third bevel gear 8 rotates simultaneously, the third bevel gear 8 is fixedly mounted on the third rotating shaft 61, the third rotating shaft 61 rotates simultaneously, the third rotating shaft 61 is connected to the second rotating shaft 5 through a key, the second rotating shaft 5 rotates simultaneously, the second rotating shaft 5 is fixedly connected to the second bevel gear 4, the second bevel gear 4 rotates simultaneously, the second bevel gear 4 is meshed with the first bevel gear 2, the first bevel gear 2 starts to rotate, the first bevel gear 2 and the first gear 3 are fixedly arranged on the first rotating shaft 59, when the first bevel gear 2 starts to rotate, the first gear 2 also starts to rotate, the first gear 2 is meshed with the first rack 1, when the first gear 3 starts to rotate, the first rack 1 moves downwards, and therefore the lighting power supply is connected, an overloaded vehicle is illuminated, and recording is performed.

When the above process is carried out, the pressed block 27 moves downwards, the front section of the pressed block 27 slides relative to the first guide rod 42, the first guide rod 46 is pushed inwards along the sliding groove, the left end of the first guide rod 42 is pressed against the second hydraulic plate 40 to move rightwards under the action of the first guide rod 42 and the fixed second sliding groove 43, the hydraulic oil is pressed against the first hydraulic plate 38, the pressing process is a slow process, the area of the first hydraulic plate 38 is smaller than that of the second hydraulic plate 40, the distance of the rightward movement of the second hydraulic plate 40 is far smaller than the upward distance of the first hydraulic plate, the first hydraulic plate 38 continuously moves upwards to drive the second rack 39 to move upwards, the second rack 39 is meshed with the second gear 37, the second gear 37 rotates simultaneously, the pawl plate 64 of the second gear 37 is fixedly connected and rotatably mounted on the twelfth rotating shaft 68, therefore, the pawl plate 64 rotates to drive the pawl 19 to engage with the inner ratchet 20, so as to drive the ninth bevel gear 62 to rotate, the ninth bevel gear 62 is rotatably mounted on the seventh rotating shaft 63 and engages with the seventh bevel gear 18, so as to drive the seventh bevel gear 18 to rotate simultaneously, the seventh bevel gear 18 and the sixth bevel gear 17 are fixedly connected to the sixth rotating shaft 14, so as to simultaneously rotate the sixth bevel gear 17, the sixth bevel gear 17 engages with the fifth bevel gear 13, so as to simultaneously rotate the fifth bevel gear 13, the fifth bevel gear 13 is fixedly connected to the fifth rotating shaft 12, so as to simultaneously rotate the fifth rotating shaft 12, the fifth rotating shaft is connected to the fourth rotating shaft 11 through a key, so as to simultaneously rotate the fourth rotating shaft 11, the fourth rotating shaft 11 is fixedly connected to the fourth bevel gear 9, so as to simultaneously rotate the fourth bevel gear 9 engages with the third bevel gear 8, the third bevel gear 8 rotates simultaneously, the third bevel gear 8 is fixedly mounted on the third rotating shaft 61, the third rotating shaft 61 rotates simultaneously, the third rotating shaft 61 is connected to the second rotating shaft 5 through a key, the second rotating shaft 5 rotates simultaneously, the second rotating shaft 5 is fixedly connected to the second bevel gear 4, the second bevel gear 4 rotates simultaneously, the second bevel gear 4 is meshed with the first bevel gear 2, the first bevel gear 2 starts to rotate, the first bevel gear 2 and the first gear 3 are fixedly mounted on the first rotating shaft 59, when the first bevel gear 2 starts to rotate, the first gear 2 also starts to rotate, the first gear 2 is meshed with the first rack 1, when the first gear starts to rotate, the first rack 1 moves downwards, which can be connected with an illumination power supply, and can overload and illuminate a vehicle for recording.

After the overweight vehicle passes, the pressed block 27 is reset under the action of the second spring 24, the fourth gear 34 is disengaged from the seventh gear 36, the continuous transmission cannot be realized, the continuous illumination is realized, meanwhile, the first guide rod 46 returns to the right under the action of the third spring 45, but under the action of the first guide rod 42 and the fixed second sliding groove 43, the left end of the first guide rod 42 is pressed against the second hydraulic plate 40 to move to the left, hydraulic oil is pumped back, the oil pumping process is a slow process, the area of the first hydraulic plate 38 is smaller than that of the second hydraulic plate 40, the distance that the second hydraulic plate 40 moves leftward is far less than the distance that the first hydraulic plate moves downward, the first hydraulic plate 38 moves slowly downward, the second rack 39 is driven to move slowly downward, the whole system slowly moves back until the first rack 1 is drawn out of the storage battery, and the lighting circuit is disconnected.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.