CN212456742U - Telescopic arm, illuminating lamp and mobile illuminating vehicle - Google Patents
Telescopic arm, illuminating lamp and mobile illuminating vehicle Download PDFInfo
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- CN212456742U CN212456742U CN202021493085.9U CN202021493085U CN212456742U CN 212456742 U CN212456742 U CN 212456742U CN 202021493085 U CN202021493085 U CN 202021493085U CN 212456742 U CN212456742 U CN 212456742U
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Abstract
The utility model relates to a lighting vehicle technical field discloses a flexible arm, light and removal illumination. Wherein, the telescopic arm includes: the arm sections comprise a first section arm section, a tail section arm section and a middle section arm section positioned between the first section arm section and the tail section arm section; and the driving mechanism is used for driving the first section arm section and the middle section arm section to perform telescopic motion along the length direction of the first section arm section, and the driving mechanism can drive the first section arm section and all the middle section arm sections to perform telescopic motion simultaneously. Through the technical scheme, after the lamp is installed at the top end of the first arm section, the driving mechanism can extend or shorten the length of the arm section, so that the height of the illuminating lamp can be adjusted, and the technical problem in the prior art is solved.
Description
Technical Field
The utility model relates to an illumination car technical field specifically relates to a flexible arm, light and removal illumination car.
Background
A mobile lighting vehicle is a lighting device which can be applied to outdoor operation, emergency rescue and relief, road maintenance, emergency lighting and the like. It plays an important role in the occasion operations such as emergency at night, disaster relief, construction and the like.
The illuminating lamp of the existing mobile illuminating vehicle has the defects of fixed height or difficulty in adjusting the height of the illuminating lamp. Take night building construction as an example, when being under construction at construction sites such as irrigation canals and ditches, because the height of light can not adjust according to the demand of construction, the irradiation range and the light intensity of light also are fixed unchangeable, can reduce the efficiency of construction like this.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a flexible arm to the problem that highly is difficult to the adjustment of solving current light.
In order to achieve the above object, the present invention provides in a first aspect a telescopic boom, which can be extended and retracted along a length direction thereof, the telescopic boom comprising:
the arm sections comprise a first section arm section, a tail section arm section and a middle section arm section positioned between the first section arm section and the tail section arm section;
and the driving mechanism is used for driving the first section arm section and the middle section arm section to perform telescopic motion along the length direction of the first section arm section, and the driving mechanism can drive the first section arm section and all the middle section arm sections to perform telescopic motion simultaneously.
Through the technical scheme, after the illuminating lamp is installed at the top end of the first arm section, the driving mechanism can extend or shorten the length of the arm section, so that the height of the illuminating lamp can be adjusted, and the technical problem in the prior art is solved.
Further, the telescopic arm further comprises a base, and the tail end of the tail section arm section is fixedly connected with the base.
Furthermore, the middle section arm sections are arranged in a plurality, and the plurality of middle section arm sections are sequentially sleeved in the tail section arm sections; the first section arm section is sleeved in the middle section arm section which is farthest away from the tail section arm section.
Further, the driving mechanism comprises a pulley assembly and a winch;
the pulley assembly comprises pulleys arranged on the tail section arm joint and the middle section arm joint and pull ropes corresponding to the pulleys one to one;
except the pull rope corresponding to the pulley on the tail section arm section, one end of the pull rope is connected to the arm section sleeved in the arm section provided with the pulley corresponding to the pull rope, and the other end of the pull rope bypasses the pulley and is connected to the arm section sleeved outside the arm section provided with the pulley corresponding to the pull rope;
one end of the pull rope corresponding to the pulley on the tail section arm section is connected to the arm section sleeved in the arm section provided with the pulley corresponding to the pull rope, and the other end of the pull rope bypasses the pulley and is connected with the winch.
Further, the driving mechanism comprises a pulley assembly and a hydraulic cylinder;
the pulley assembly comprises pulleys arranged on the middle section arm joint and pull ropes in one-to-one correspondence with the pulleys;
one end of the pull rope is connected to an arm section sleeved in the arm section provided with the pulley corresponding to the pull rope; the other end of the pull rope passes by the pulley and is connected to an arm section sleeved outside the arm section provided with the pulley corresponding to the pull rope;
the telescopic end of the hydraulic cylinder is connected with one middle section arm section and is used for driving the middle section arm section to do telescopic motion.
Further, the number of the middle section arm sections is seven.
Furthermore, a wheel groove is formed in the pulley, and the pull rope is clamped in the wheel groove.
The utility model provides a lighting lamp, which comprises a telescopic arm and an angle adjusting device arranged at the top end of the first arm section;
the angle adjusting device comprises a first supporting arm fixedly arranged at the top end of the first section arm section, a supporting frame arranged at the top end of the first section arm section and a telescopic mechanism fixedly connected with the first supporting arm;
the support frame is hinged with the first section arm section; one end of the telescopic mechanism is fixedly connected to the first support arm, the other end of the telescopic mechanism is hinged to the support frame, and the telescopic mechanism is driven to enable the support frame to rotate by a preset angle by taking a connecting point of the support frame and the first section arm section as a center; a second supporting arm is fixedly arranged on the supporting frame, and an installation frame for installing an illuminating lamp is arranged on the second supporting arm;
the top of first section arm festival be provided with first section arm festival fixed connection's B axle, first support arm with B axle fixed connection, the both ends of B axle are provided with the bearing, two fixed ear respectively with two bearing fixed connection.
Through above-mentioned technical scheme, after the top installation lamp of first section arm festival, through actuating mechanism can extend or shorten the length of arm festival to can realize the adjustment the height of lamp has overcome the technical problem that exists among the prior art.
In addition, based on the setting of angle adjusting device, when drive telescopic machanism, can make the support frame with its tie point with the first arm section is the predetermined angle of rotation as the center. Because the second support arm with support frame fixed connection, just can install the lamp on the second support arm. Therefore, when the support frame rotates by a preset angle, the illuminating lamp also rotates by a corresponding angle, and the illumination angle of the lamp can be adjusted.
Under the condition that the angle and the height of the lamp are adjustable, the irradiation range and the irradiation intensity can be adjusted according to the construction requirement, and the construction efficiency is further improved.
Further, the telescopic mechanism comprises a pneumatic cylinder; the rear end cover of the pneumatic cylinder is fixedly connected with the first support arm, and the tail end of a piston rod of the pneumatic cylinder is hinged with the support frame through a hinge structure;
the hinge structure comprises an A shaft, two ends of the A shaft are fixedly connected with the support frame, the A shaft penetrates through the piston rod along the radial direction of the piston rod, and the piston rod can rotate around the A shaft.
Furthermore, the support frame comprises two fixing lugs with the same structure and a connecting plate for connecting the two fixing lugs; the fixing lug and the connecting plate are integrally formed; the second supporting arm penetrates through and is fixedly connected with the fixing lug.
The utility model discloses the third aspect provides a mobile lighting vehicle, mobile lighting vehicle include the trailer with the light, the light is installed on the trailer.
Through above-mentioned technical scheme, based on the setting of light, the height and the illumination angle of light all can be adjusted according to the demand of construction. On this basis, the arrangement of the trailer can further improve the maneuverability of the illuminating lamp. The illuminating lamp can be moved to a place needing illumination at any time. Further improving the construction efficiency.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a telescopic boom of the present invention;
FIG. 2 is a schematic diagram of a first embodiment of the present invention;
FIG. 3 is a schematic diagram of a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of an embodiment of the lighting lamp of the present invention in a state that the lamp is not installed;
FIG. 5 is a schematic view of the structure of FIG. 4 at another angle;
FIG. 6 is an enlarged view of portion A of FIG. 5;
FIG. 7 is a schematic structural view of one embodiment of a support stand;
fig. 8 is a schematic structural view of an embodiment of the illumination lamp according to the present invention in a state where the lamp is mounted;
FIG. 9 is an enlarged view of portion B of FIG. 8;
fig. 10 is a schematic structural diagram of an embodiment of the mobile lighting vehicle of the present invention.
Description of the reference numerals
10-arm section 11-first arm section
12-middle section arm section 13-tail section arm section
14-base 151-pulley
152-pull rope 16-hydraulic cylinder
20-first support arm 30-support
31-fixing lug 32-connecting plate
40-telescoping mechanism 60-mounting rack
50-second support arm 80-Lamp
70-B axis 90-A axis
100-trailer
Detailed Description
The following describes the embodiments of the present invention in detail. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
The utility model discloses in the first aspect provide a flexible arm, it can be followed self length direction and stretch out and draw back, as shown in fig. 1, flexible arm includes:
the arm section 10 comprises a first section arm section 11, a tail section arm section 13 and a middle section arm section 12 positioned between the first section arm section 11 and the tail section arm section 13;
and the driving mechanism is used for driving the first section arm section 11 and the middle section arm section 12 to perform telescopic motion along the length direction of the first section arm section 11, and the middle section arm section 12 can perform telescopic motion simultaneously by driving the first section arm section 11 and all the middle section arm sections 12.
Wherein, the middle arm section 12 can be provided in one, two or more. The middle section arm section 12 is sequentially sleeved in the tail section arm section 13. The first section arm section 11 is sleeved in the middle section arm section 12 which is farthest away from the tail section arm section 13. In other words, the first arm segment 11 is nested in the innermost intermediate arm segment 12. Preferably, the number of intermediate arm segments 12 is seven.
Through the technical scheme, after the illuminating lamp is installed at the top end of the first arm section 11, the driving mechanism can extend or shorten the whole length of the arm section 10, so that the height of the illuminating lamp can be adjusted, and the technical problem in the prior art is solved.
Two specific embodiments of the drive mechanism are provided below:
the first embodiment is as follows:
the drive mechanism includes a sheave assembly and a hoist (not shown in the drawings). The pulley assembly comprises pulleys 151 arranged on the tail section arm section 13 and the middle section arm section 12 and pull ropes 152 corresponding to the pulleys 151 in a one-to-one mode. In addition to the pulling rope 152 corresponding to the pulley 151 on the tail section arm section 13, one end of the pulling rope 152 is connected to an arm section sleeved in the arm section where the pulley 151 corresponding to the pulling rope 152 is installed; the other end of the arm passes around the pulley 151 and is connected to an arm section that is sleeved outside the arm section on which the pulley 151 corresponding to the pull rope 152 is mounted. A pull rope 152 corresponding to the pulley 151 on the tail section arm section 13, wherein one end of the pull rope 152 is connected to an arm section sleeved in the arm section provided with the pulley 151 corresponding to the pull rope 152; the other end is connected with the winch by passing through the pulley 151. Preferably, the pull rope 152 is a steel wire rope.
To facilitate understanding of how the specific implementation is implemented, three arm segments are selected to illustrate the working principle of the implementation as shown in fig. 2. In the present embodiment, for convenience of description, reference numerals of the two pulling ropes are defined as 152a and 152b, respectively.
As shown in fig. 2, when the hoist pulls the pull rope 152a, the middle arm segment 12 is lifted, and the middle arm segment 12 is extended out of the end arm segment 13 because the end arm segment 13 is stationary. Since the intermediate arm segment 12 is provided with the pulley 151, the pulley 151 rises along with the rise of the intermediate arm segment 12, and when the pulley 151 rises, the first arm segment 11 is pulled by the pull rope 152b to rise. Thereby achieving the elongation of the arm segments.
It should be noted that the reference numerals "152 a" and "152 b" in fig. 2 are only applied to the technical solution of the first embodiment.
The second embodiment is as follows:
the drive mechanism includes a pulley assembly and a hydraulic cylinder 16. The pulley assembly comprises a pulley 151 arranged on the middle section arm joint 12 and pull ropes 152 corresponding to the pulley 151 in a one-to-one mode. One end of the pull rope 152 is connected to an arm section sleeved in the arm section provided with the pulley 151 corresponding to the pull rope 152; the other end of the arm passes around the pulley 151 and is connected to an arm section that is sleeved outside the arm section on which the pulley 151 corresponding to the pull rope 152 is mounted. The telescopic end of the hydraulic cylinder 16 is connected with one middle section arm section 12 and is used for driving the middle section arm section 12 to do telescopic motion. Preferably, the telescopic end of the hydraulic cylinder 16 is connected to the middle section arm section 12 closest to the tail section arm section 13. In other words, the telescopic end of the hydraulic cylinder 16 is connected to the outermost intermediate arm segment 12.
Unlike the first embodiment, in the second embodiment, the winch is eliminated, the hydraulic cylinder 16 (shown in fig. 1) is added, and the pulley 151 is not provided on the end arm segment 13.
For example, the telescopic end (piston rod) of the hydraulic cylinder 16 is connected to the middle arm section 12 closest to the tail arm section 13, and the working principle of the second embodiment is briefly described as follows: as shown in fig. 3, three arm sections are selected, and when the hydraulic cylinder 16 extends, the hydraulic cylinder drives the middle arm section 12 to rise, so that the middle arm section 12 extends out of the tail arm section 13, the pulley 151 on the tail arm section 13 also rises, because one end of the pull rope 152 is connected to the first arm section 11, and the other end is connected to the tail arm section 13, when the pulley 151 rises, the first arm section 11 also rises, and the middle arm section 12 extends out. Thus, only one of the middle arm sections needs to be driven, and the other arm sections are linked to realize the integral extension and contraction of the arm section 10.
In the above two embodiments, the pulley 151 is provided with a pulley groove, and the pull rope 152 is caught in the pulley groove.
In consideration of convenience in control, the telescopic boom further comprises a first controller, and the first controller is electrically connected with the driving mechanism and used for controlling the working state of the driving mechanism. Specifically, if the driving mechanism is a winding machine, the control mechanism is configured to control the motor of the winding machine to rotate forward, backward, stop, etc. so as to wind or release the pull rope 152 on or from the winding machine. And if the driving mechanism adopts a hydraulic cylinder, the controller is used for controlling the extension or the shortening of a piston rod of the hydraulic cylinder. Preferably, the controller is a PLC controller.
In addition, as shown in fig. 4, the telescopic arm further includes a base 14, and the tail end of the tail section arm section 13 is fixedly connected to the base 14.
The utility model discloses the second aspect provides a light, the light include flexible arm and setting be in the angle adjusting device on the top of first segment arm festival 11. As shown in fig. 4, the angle adjusting device includes a first support arm 20 fixedly disposed at the top end of the first arm segment 11, a support frame 30 disposed at the top end of the first arm segment 11, and a telescopic mechanism 40 fixedly connected to the first support arm 20. The "tip" refers to the orientation in the state of fig. 1.
Wherein, the support frame 30 is hinged with the first arm section 11; one end of the telescopic mechanism 40 is fixedly connected to the first support arm 20, and the other end of the telescopic mechanism is hinged to the support frame 30, so that the support frame 30 can rotate by a preset angle by taking a connection point of the support frame and the first arm section 11 as a center through driving the telescopic mechanism 40.
As shown in fig. 4, a second support arm 50 is fixedly disposed on the support frame 30. As shown in fig. 8, the second support arm 50 is provided with a mounting bracket 60 for mounting a lamp 80. Preferably, in use, the second support arm 50 is disposed parallel to the ground.
Through the technical scheme, after the lamp is installed at the top end of the first arm section 11, the telescopic mechanism can extend or shorten the length of the arm section, so that the height of the illuminating lamp can be adjusted, and the technical problem in the prior art is solved.
In addition, based on the arrangement of the angle adjusting device, when the telescopic mechanism 40 is driven, the support frame 30 can be rotated by a predetermined angle around the connection point with the first arm section 11. The second supporting arm 50 is fixedly connected with the supporting frame 30, and an illuminating lamp can be mounted on the second supporting arm 50. Therefore, when the support frame 30 rotates by a predetermined angle, the illumination lamp also rotates by a corresponding angle, so that the illumination angle of the illumination lamp can be adjusted.
Under the condition that the angle and the height of the illuminating lamp are adjustable, the illuminating range and the illuminating intensity can be adjusted according to the construction requirement, and the construction efficiency is further improved.
Wherein, the telescopic mechanism 40 can be a hydraulic cylinder or a pneumatic cylinder. Taking the pneumatic cylinder as an example, the specific connection mode is as follows: as shown in fig. 5 and 6, the rear end cap of the pneumatic cylinder is fixedly connected to the first support arm 20, and the end of the piston rod thereof is hinged to the support frame 30 through a hinge structure. As shown in fig. 6, the hinge structure includes an a-axis 90 fixedly connected to the supporting frame 30 at both ends, the a-axis 90 penetrates through the piston rod along a radial direction of the piston rod, and the piston rod can rotate around the a-axis 90.
The pneumatic cylinder can be remotely operated for adjusting the illumination angle of the illuminating lamp in a remote way due to the consideration of control convenience or the realization of remote control. The telescopic mechanism 40 further comprises a second controller connected, in particular electrically connected, to the pneumatic cylinder. The second controller may control an operating state of the pneumatic cylinder. The working state comprises expansion and contraction, expansion stopping and the like. Preferably, the control is provided as a PLC controller.
As shown in fig. 7, the supporting frame 30 includes two fixing lugs 31 with the same structure and a connecting plate 32 connecting the two fixing lugs 31; the fixing lug 31 and the connecting plate 32 are integrally formed; the second supporting arm 50 penetrates and is fixedly connected to the fixing lug 31.
In order to realize that the support frame 30 can be articulated with the first arm segment 11, the first support arm 20 can be fixedly connected with the first arm segment 11. As shown in fig. 8 and 9, the top end of the first arm segment 11 is provided with a B shaft 70 fixedly connected with the first arm segment 11, the first support arm 20 is fixedly connected with the B shaft 70, two ends of the B shaft 70 are provided with bearings, and the two fixing lugs 31 are respectively fixedly connected with the two bearings. Thus, the support frame 30 can be hinged to the first arm segment 11, that is, the support frame 30 can rotate by a predetermined angle around the connection point of the support frame with the first arm segment 11.
It should be noted that, in the above, the a-axis 90 and the B-axis 70 are actually the axes of a cylinder in the prior art, and the "a" and "B" do not have any meaning of the type of the axes, so that the naming is for preventing the two from being mixed.
A third aspect of the present invention provides a mobile lighting vehicle, as shown in fig. 10, the mobile lighting vehicle comprises a trailer 100 and a lighting lamp, wherein the lighting lamp is installed on the trailer 100.
Through above-mentioned technical scheme, based on the setting of light, the height and the illumination angle of light all can be adjusted according to the demand of construction. On the basis, the arrangement of the trailer 100 can further improve the maneuverability of the illuminating lamp. The illuminating lamp can be moved to a place needing illumination at any time. Further improving the construction efficiency.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. A telescopic boom which can be extended and retracted in its own length direction, characterized by comprising:
the arm joint (10) comprises a first arm joint (11), a tail arm joint (13) and a middle arm joint (12) positioned between the first arm joint (11) and the tail arm joint (13);
the driving mechanism is used for driving the first section arm section (11) and the middle section arm section (12) to perform telescopic motion along the length direction of the first section arm section, and the driving mechanism can drive the first section arm section (11) and all the middle section arm section (12) to perform telescopic motion simultaneously.
2. The telescopic arm according to claim 1, characterized in that the middle arm section (12) is provided in plurality, and the middle arm sections (12) are sequentially sleeved in the tail arm section (13); the first section arm section (11) is sleeved in the middle section arm section (12) which is farthest away from the tail section arm section (13).
3. The telescopic arm of claim 2, wherein the drive mechanism includes a pulley assembly and a hoist;
the pulley assembly comprises pulleys (151) arranged on the tail section arm section (13) and the middle section arm section (12) and pull ropes (152) corresponding to the pulleys (151) one by one;
except for the pull rope (152) corresponding to the pulley (151) on the tail section arm section (13), one end of the pull rope (152) is connected to the arm section sleeved in the arm section provided with the pulley (151) corresponding to the pull rope (152), and the other end of the pull rope (152) rounds the pulley (151) and is connected to the arm section sleeved outside the arm section provided with the pulley (151) corresponding to the pull rope (152);
a pull rope (152) corresponding to the pulley (151) on the tail section arm section (13) is connected with one end of the pull rope (152) on an arm section sleeved in the arm section provided with the pulley (151) corresponding to the pull rope (152); the other end of the pulley passes by the pulley (151) and is connected with the winch.
4. The telescopic arm according to claim 2, characterized in that said drive mechanism comprises a pulley assembly and a hydraulic cylinder (16);
the pulley assembly comprises pulleys (151) arranged on the middle section arm joint (12) and pull ropes (152) corresponding to the pulleys (151) one to one;
one end of the pull rope (152) is connected to an arm section sleeved in an arm section provided with the pulley (151) corresponding to the pull rope (152), and the other end of the pull rope (152) rounds the pulley (151) and is connected to an arm section sleeved outside the arm section provided with the pulley (151) corresponding to the pull rope (152);
the telescopic end of the hydraulic cylinder (16) is connected with one middle section arm section (12) and is used for driving the middle section arm section (12) to do telescopic motion.
5. Telescopic arm according to claim 2, wherein the number of intermediate arm segments (12) is seven segments.
6. Telescopic arm according to claim 4, wherein the pulley (151) is provided with a wheel groove, and the pulling rope (152) is clamped in the wheel groove.
7. A lighting lamp, characterized in that it comprises a telescopic arm according to any one of claims 1-6 and an angle adjustment device arranged at the top end of the first arm section (11);
the angle adjusting device comprises a first supporting arm (20) fixedly arranged at the top end of the first section arm section (11), a supporting frame (30) arranged at the top end of the first section arm section (11) and a telescopic mechanism (40) fixedly connected with the first supporting arm (20);
wherein the support frame (30) is hinged with the first arm section (11); one end of the telescopic mechanism (40) is fixedly connected to the first support arm (20), the other end of the telescopic mechanism is hinged to the support frame (30), and the support frame (30) can rotate by a preset angle by taking a connection point of the support frame (30) and the first arm section (11) as a center through driving of the telescopic mechanism (40); a second supporting arm (50) is fixedly arranged on the supporting frame (30), and a mounting frame (60) for mounting a lamp (80) is arranged on the second supporting arm (50);
the top of first section arm festival (11) be provided with first section arm festival (11) fixed connection's B axle (70), first support arm (20) with B axle (70) fixed connection, the both ends of B axle (70) are provided with the bearing, two fixed ears (31) respectively with two bearing fixed connection.
8. The lighting lamp, according to claim 7, characterized in that said telescopic mechanism (40) comprises a pneumatic cylinder; the rear end cover of the pneumatic cylinder is fixedly connected with the first support arm (20), and the tail end of a piston rod of the pneumatic cylinder is hinged with the support frame (30) through a hinge structure;
the hinge structure comprises an A shaft (90) with two ends fixedly connected with the support frame (30), the A shaft (90) penetrates through the piston rod along the radial direction of the piston rod, and the piston rod can rotate around the A shaft (90).
9. The lighting lamp, according to claim 7, characterized in that said support frame (30) comprises two fixing lugs (31) of the same structure and a connecting plate (32) connecting said two fixing lugs (31); the fixing lug (31) and the connecting plate (32) are integrally formed; the second supporting arm (50) penetrates through and is fixedly connected with the fixing lug (31).
10. A mobile light vehicle, characterized in that it comprises a trailer (100) and a light according to claim 7, said light being mounted on said trailer (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021493085.9U CN212456742U (en) | 2020-07-24 | 2020-07-24 | Telescopic arm, illuminating lamp and mobile illuminating vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021493085.9U CN212456742U (en) | 2020-07-24 | 2020-07-24 | Telescopic arm, illuminating lamp and mobile illuminating vehicle |
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| CN212456742U true CN212456742U (en) | 2021-02-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010783A1 (en) * | 2021-08-03 | 2023-02-09 | 浙江欧菲克斯交通科技有限公司 | Mobile emergency lighting vehicle |
-
2020
- 2020-07-24 CN CN202021493085.9U patent/CN212456742U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010783A1 (en) * | 2021-08-03 | 2023-02-09 | 浙江欧菲克斯交通科技有限公司 | Mobile emergency lighting vehicle |
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