CN213292306U - Track auxiliary operation system - Google Patents
Track auxiliary operation system Download PDFInfo
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- CN213292306U CN213292306U CN202021385959.9U CN202021385959U CN213292306U CN 213292306 U CN213292306 U CN 213292306U CN 202021385959 U CN202021385959 U CN 202021385959U CN 213292306 U CN213292306 U CN 213292306U
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Abstract
The application relates to the technical field of public transportation, in particular to a track auxiliary operation system. According to the track auxiliary operation system, a transmission mechanism is arranged in the track, and can provide power for a vehicle entering the track so as to enable the vehicle to move along the track; the track auxiliary operation system comprises a track frame and a control mechanism, wherein the track frame comprises a frame body and a plurality of auxiliary wheels arranged on the frame body, after a vehicle enters the track, the frame body is used for being connected with a chassis of the vehicle, and the auxiliary wheels are abutted against grooves on two sides of the track; the control mechanism is used for controlling the steering angle of the auxiliary wheel so as to control the running direction of the vehicle on the track. The scheme not only increases the running stability of the vehicle on the track, but also further improves the running safety and controllability of the vehicle on the track.
Description
Technical Field
The application relates to the technical field of public transportation, in particular to a track auxiliary operation system.
Background
At present, for vehicles running on a track, the running stability of the vehicles needs to be ensured, and the vehicles need to be capable of running on the track in a parallel-track and split-track mode.
In view of the above, the present application provides a track-assisted operation system.
SUMMERY OF THE UTILITY MODEL
The embodiment of the specification provides a track auxiliary operation system for realizing the stability of the operation of a vehicle on a track.
The embodiment of the specification adopts the following technical scheme:
the embodiment of the specification provides a track auxiliary operation system, wherein a transmission mechanism is arranged in a track, and the transmission mechanism can provide power for a vehicle entering the track so as to enable the vehicle to move along the track;
the track auxiliary operation system comprises a track frame and a control mechanism,
the track frame comprises a frame body and a plurality of auxiliary wheels arranged on the frame body, after a vehicle enters the track, the frame body is used for being connected with a chassis of the vehicle, and the auxiliary wheels are abutted against grooves on two sides of the track;
the control mechanism is used for controlling the steering angle of the auxiliary wheel so as to control the running direction of the vehicle on the track.
Optionally, in the track auxiliary operation system, the track frame further includes a telescopic rod;
the support body passes through the telescopic link is connected the auxiliary wheel, just control mechanism can control stretching out or shrink of telescopic link to the adjustment the height of auxiliary wheel.
Optionally, in the above-mentioned track-assisted operation system, the auxiliary wheels include guide wheels and stabilizing wheels,
the guide wheels comprise a first guide wheel and a second guide wheel which are positioned at the front end of the frame body, and a third guide wheel which are positioned at the rear end of the frame body;
the first guide wheel and the third guide wheel are abutted in a groove on the left side of the track, and the second guide wheel and the fourth guide wheel are abutted in a groove on the right side of the track;
the stabilizing wheels comprise a first stabilizing wheel and a second stabilizing wheel which are positioned in the middle of the frame body;
the first stabilizing wheels abut against the groove on the left side of the track, and the second stabilizing wheels abut against the groove on the right side of the track.
Optionally, in the track-assisted operation system, the rack body includes: the device comprises a main supporting piece, a first connecting rod, a second connecting rod and a third connecting rod, wherein the first connecting rod and the second connecting rod are respectively positioned at two ends of the main supporting piece;
the first guide wheel and the second guide wheel are respectively connected to two ends of the first connecting rod through the telescopic rods;
the third guide wheel and the fourth guide wheel are respectively connected to two ends of the second connecting rod through the telescopic rods;
the first stabilizing wheels and the second stabilizing wheels are connected to two ends of the third connecting rod through the telescopic rods respectively.
Optionally, in the track-assisted operation system, the control mechanism may control the first connecting rod to adjust a steering angle of the first guide wheel and the third guide wheel; and/or the presence of a gas in the gas,
the control mechanism can control the second connecting rod to rotate so as to adjust the steering angle of the second guide wheel and the fourth guide wheel.
Optionally, in the track-assisted operation system, the telescopic rod includes:
one end of the first telescopic rod is connected with one end of the first connecting rod, and the other end of the first telescopic rod is connected with the first guide wheel;
one end of the second telescopic rod is connected with the other end of the first connecting rod, and the other end of the second telescopic rod is connected with the second guide wheel;
one end of the third telescopic rod is connected with one end of the second connecting rod, and the other end of the third telescopic rod is connected with the third guide wheel;
one end of the fourth telescopic rod is connected with one end of the second connecting rod, so that the other end of the fourth telescopic rod is connected with the fourth guide wheel;
the control mechanism can respectively control the first telescopic rod, the second telescopic rod, the third telescopic rod and the fourth telescopic rod to extend or contract so as to adjust the heights of the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel.
Optionally, in the track-assisted operation system, the telescopic rod further includes:
one end of the fifth telescopic rod is connected with one end of the third connecting rod, and the other end of the fifth telescopic rod is connected with the first stabilizing wheel;
one end of the sixth telescopic rod is connected with the other end of the third connecting rod, and the other end of the sixth telescopic rod is connected with the second stabilizing wheel;
the control mechanism can respectively control the fifth telescopic rod and the sixth telescopic rod to extend or contract so as to adjust the heights of the first stabilizing wheel and the second stabilizing wheel.
Optionally, in the track-assisted operation system, the first telescopic rod, the second telescopic rod, the third telescopic rod, the fourth telescopic rod, the fifth telescopic rod and the sixth telescopic rod are all hydraulic telescopic rods.
Optionally, in the track auxiliary operation system, the track includes two parallel slide rails, the transmission mechanism is disposed between the two parallel slide rails, and an inner concave structure is disposed on an outer side of each slide rail;
after the chassis of the vehicle is connected with the frame body, the control mechanism can control the first telescopic rod, the second telescopic rod, the third telescopic rod and the fourth telescopic rod to extend or contract so as to enable the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel to respectively abut against the upper edge of the concave structure; and controlling the fifth telescopic rod and the sixth telescopic rod to extend or contract so that the first stabilizing wheel and the second stabilizing wheel respectively abut against the bottom of the groove of the concave structure.
Optionally, in the track-assisted operation system, the control mechanism includes a control module and a driving mechanism,
the control module is used for sending control information to the driving mechanism, and the driving mechanism is used for driving the first connecting rod and/or the second connecting rod according to the control signal so as to adjust the steering angle of the guide wheel and drive the telescopic rod so as to adjust the height of the auxiliary wheel.
The embodiment of the specification adopts at least one technical scheme which can achieve the following beneficial effects: through this scheme, increase the track frame between vehicle and track, utilize this track frame to be fixed in the vehicle on the track to prevent that the vehicle from roll-off track in the operation. Furthermore, the steering angle of the auxiliary wheels of the track frame is adjusted through the control mechanism, and the track combination and the track separation of the vehicle on the track can be realized. Therefore, the scheme not only increases the running stability of the vehicle on the track, but also further improves the running safety and controllability of the vehicle on the track.
Drawings
In order to more clearly illustrate the embodiments of the present specification or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the specification, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise:
fig. 1 is a schematic overall structure diagram of a track-assisted operation system provided in an embodiment of the present disclosure;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic structural diagram of a track frame of a track-assisted operation system provided in an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a track frame of a track-assisted operation system according to an embodiment of the present disclosure.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present specification, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments of the present disclosure, shall fall within the scope of protection of the present application.
In the rail transit auxiliary system provided in the embodiment of the present specification, a transmission mechanism is disposed in a rail, and the transmission mechanism can provide power for a vehicle entering the rail, so that the vehicle moves along the rail. For example, the track may be a track erected above a road surface, the track erected on the road surface may be two parallel sliding rails (for example, two parallel steel rails are provided), and the transmission mechanism is disposed between the two parallel sliding rails. The transmission mechanism may include a first wheel, a second wheel, a drive device, and a belt encircling the first wheel and the second wheel. In the direction along the track, a plurality of groups of transmission mechanisms can be arranged according to the length of the track, and the length of each group of transmission mechanisms can be arranged according to actual needs. The drive means may be drive motors, and one or two drive motors may be provided for each set of transmission. The driving device can drive the first rotating wheel to rotate, so as to drive the vehicle entering the track to move along the track, at the moment, the first rotating wheel is a driving wheel, and the second rotating wheel is a driven wheel. In the case of a vehicle on a track, there is a certain friction between the belt and the chassis of the vehicle, and the belt provides power to the vehicle through the friction during operation, so that the vehicle can move along the track. In a possible embodiment, a layer of material capable of generating strong friction with the transmission belt can be arranged on the chassis of the vehicle to increase the friction between the transmission belt and the vehicle so as to prevent the transmission belt from slipping during the movement of the vehicle. Furthermore, a plurality of supporting rollers can be arranged between the first rotating wheel and the second rotating wheel and are in contact with the inner surface of the transmission belt, so that the transmission belt can run by means of the supporting rollers, and the transmission efficiency is improved. The track of the present description may be understood as a track erected above an existing urban road surface, i.e. there is a certain space between the track and the urban road surface, so that vehicles can still run on the urban road surface below the track.
Based on the track system, the track-assisted operation system provided in the present specification, referring to fig. 1 and fig. 2, fig. 1 is a schematic overall structural diagram of a track-assisted operation system provided in an embodiment of the present specification; fig. 2 is an exploded view of fig. 1. As shown in fig. 1 and 2, the vehicle 1 is located on a track 2, and can be driven by a transmission mechanism to travel along the track 2. The track 2 is I-shaped on the whole, namely for two parallel slide rails contained in the track, the outer side of each slide rail is provided with an inward concave structure, and the two sides of the track are provided with grooves equivalently.
The track-assisted operation system of the present specification mainly includes a track frame 3 and a control mechanism (not shown in the drawings). Wherein the rail housing 3 includes a housing body 31 and a plurality of auxiliary wheels 32 provided on the housing body 31. After the vehicle 1 enters the track 2, the frame 31 is used for connecting with the chassis of the vehicle 1, and the auxiliary wheels are abutted in the grooves on the two sides of the track 2. Therefore, the track frame 3 can fix the vehicle 1 and the track 2, the situation that the vehicle 1 slides out of the track 2 when the vehicle 1 runs on the track 2 can be effectively avoided, and the stability of the vehicle when the vehicle runs on the track 2 is ensured. Further, the control mechanism is used to control the steering angle of the auxiliary wheels to control the running direction of the vehicle 1 on the track 2. Specifically, when the vehicle runs on the track 2 and needs to be combined or split, the control mechanism executes corresponding operation on the track frame 3, so that the auxiliary wheels on the track frame 3 can change the running direction, and the vehicle is driven to change the running direction, thereby realizing the combination or splitting operation of the vehicle.
The specific structure of the track frame 3 in the present specification will be described in detail with reference to fig. 3 and 4. Fig. 3 and fig. 4 are schematic structural diagrams of a track frame of a track-assisted operation system provided in an embodiment of the present disclosure.
As shown in fig. 3 and 4, the track frame 3 further includes an extension rod 33, the frame body 31 is connected to the auxiliary wheel 32 through the extension rod 33, and the control mechanism can control the extension or contraction of the extension rod 32 to adjust the height of the auxiliary wheel 32. As a specific example, the frame body 31 includes: a main supporting piece 311, a first connecting rod 312, a second connecting rod 313 respectively located at two ends of the main supporting piece 311, and a third connecting rod 314 located at the middle of the main supporting piece; the auxiliary wheels 32 include four guide wheels (a first guide wheel 321, a second guide wheel 322, a third guide wheel 323, a fourth guide wheel 324, respectively) and two stabilizing wheels (a first stabilizing wheel 325 and a second stabilizing wheel 326, respectively); the number of the telescopic rods 33 is six, and the six telescopic rods are respectively a first telescopic rod 331, a second telescopic rod 332, a third telescopic rod 333, a fourth telescopic rod 334, a fifth telescopic rod 335 and a sixth telescopic rod 336.
The first connecting rod 312 is fixed at the front end (left end in fig. 3 and 4) of the main supporting piece 311, specifically, the central point of the first connecting rod 312 is fixed on the main supporting piece 311, two ends of the first connecting rod 312 are respectively connected with the first telescopic rod 331 and the second telescopic rod 332, the other end of the first telescopic rod 331 is connected with the first guiding wheel 321, and the other end of the second telescopic rod 332 is connected with the second guiding wheel 322; the second connecting rod 313 is fixed at the rear end (the right end in fig. 3 and 4) of the main supporting piece 311, specifically, the central point of the second connecting rod 313 is fixed on the main supporting piece 311, two ends of the second connecting rod 313 are respectively connected with the third telescopic rod 333 and the fourth telescopic rod 334, the other end of the third telescopic rod 333 is connected with the third guide wheel 323, and the other end of the fourth telescopic rod 334 is connected with the fourth guide wheel 324; the third connecting rod 314 is fixed at the middle of the main support 311 (in fig. 2 and 4, the position between the first connecting rod 312 and the second connecting rod 313 is understood to be an approximately middle position), specifically, the center point of the third connecting rod 314 is fixed on the main support 311, two ends of the third connecting rod 314 are respectively connected to the fifth telescopic rod 335 and the sixth telescopic rod 336, the other end of the fifth telescopic rod 335 is connected to the first stabilizing wheel 325, and the other end of the sixth telescopic rod 336 is connected to the second stabilizing wheel 326.
According to the above structure, after the chassis of the vehicle 1 is connected with the frame body 31, the first guide wheel 321, the third guide wheel 323 and the first stabilizing wheel 325 abut against the groove on one side (for example, the left side) of the track 2; the second guide wheel 322, the fourth guide wheel 324 and the second stabilizing wheel 326 rest in a groove on the other side of the track, for example the right side. In this way, the vehicle 1 can be stabilized on the track 2 to prevent the vehicle 1 from slipping off the track 2 during operation.
Further, when the auxiliary 32 wheels are required to abut against the grooves of the track, the telescopic rods can be controlled by the control mechanism to extend or retract so that the auxiliary wheels can reach proper positions. One example is that the lengths of the first, second, third and fourth telescopic rods 331, 332, 333 and 334 are adjusted so that the first, second, third and fourth guide wheels 321, 322, 323 and 324 can respectively abut against the upper edges of the concave structures on both sides of the track 2; the lengths of the fourth and fifth telescopic bars 335, 336 are adjusted so that the first and second stabilizing wheels 325, 326 can abut against the groove bottoms of the concave structures on both sides of the track 2.
According to the above structural design, when the vehicle 1 needs to merge or split the rails, the control mechanism can control the first connecting rod 312 or the second connecting rod 313 to rotate by a preset angle (fig. 4 shows an example of rotating the first connecting rod 312 by the preset angle), so as to change the steering directions of the first guide wheel 321, the second guide wheel 322, the third guide wheel 323 and the fourth guide wheel 324, and further drive the vehicle to change the running direction, thereby achieving the purpose of merging or splitting the rails. Moreover, the third connecting rod 314 and the first and second stabilizing wheels 325 and 326 can play a role of stabilizing the vehicle during the process of changing the running direction of the vehicle, thereby ensuring that the vehicle runs smoothly.
The fixing manner of the first, second and third connecting rods 312, 313 and 314 and the main support piece 311 may be welding, bonding, clamping, or the like, or may be an integrally formed manner, and the specific fixing manner is not limited in the present specification.
As described above, the main support 311 of the frame body 31 may be designed in a rod shape as shown in fig. 3 and 4, or may be provided in other shapes, such as a plate shape; the main supporting member 311 may be designed as one supporting rod, or may be designed as a plurality of supporting rods, which are not limited in this specification.
In the above, the first telescopic rod 321, the second telescopic rod 322, the third telescopic rod 333, the fourth telescopic rod 334, the fifth telescopic rod 335 and the sixth telescopic rod 336 are all hydraulic telescopic rods. That is, the control mechanism can control the extension or contraction of the telescopic rod in a hydraulic mode. Besides, those skilled in the art can select other telescopic rods as long as the height of the auxiliary wheel 32 can be controlled by telescopic action.
In the above, the control mechanism may include a control module and a driving mechanism, the control module is configured to send control information to the driving mechanism, and the driving mechanism is configured to drive the first connecting rod 312 and/or the second connecting rod 313 to rotate by a certain angle according to the control signal, so as to adjust the steering angle of the guide wheel, and drive the telescopic rod to extend or retract, so as to adjust the height of the auxiliary wheel 32. The driving mechanism may be a hydraulic driving mechanism, for example, hydraulic oil may be placed in the frame body 31, and then a driving motor and a pressing rod are provided, so that the motor drives the pressing rod to compress the hydraulic oil, thereby achieving the purposes of driving the first connecting rod 312 and the second connecting rod 313 to rotate and extending or retracting the retracting rod. Those skilled in the art can select other suitable driving mechanisms as long as the purpose of driving the first connecting rod 312, the second connecting rod 313 and the retracting rod can be achieved, and the present specification does not limit the driving mechanisms.
As described above, according to the present embodiment, the track frame 3 is added between the vehicle 1 and the track 2, and the vehicle 1 is fixed on the track 2 by using the track frame 3, so as to prevent the vehicle 1 from sliding out of the track 2 during operation. Furthermore, the steering angle of the auxiliary wheels of the track frame 3 is adjusted through a control mechanism, and the combination and separation of the vehicles on the tracks can be realized. Therefore, the scheme not only increases the running stability of the vehicle on the track, but also further improves the running safety and controllability of the vehicle on the track.
While certain embodiments of the present disclosure have been described above, other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily have to be in the particular order shown or in sequential order to achieve desirable results. The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an example of the present specification, and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A track auxiliary operation system is characterized in that a transmission mechanism is arranged in a track, and the transmission mechanism can provide power for a vehicle entering the track so as to enable the vehicle to move along the track;
the track auxiliary operation system comprises a track frame and a control mechanism,
the track frame comprises a frame body and a plurality of auxiliary wheels arranged on the frame body, after a vehicle enters the track, the frame body is used for being connected with a chassis of the vehicle, and the auxiliary wheels are abutted against grooves on two sides of the track;
the control mechanism is used for controlling the steering angle of the auxiliary wheel so as to control the running direction of the vehicle on the track.
2. The track-assisted operating system of claim 1, wherein the track frame further comprises a telescoping rod;
the support body passes through the telescopic link is connected the auxiliary wheel, just control mechanism can control stretching out or shrink of telescopic link to the adjustment the height of auxiliary wheel.
3. The track-assisted operation system according to claim 2, wherein the auxiliary wheels include guide wheels and stabilizing wheels,
the guide wheels comprise a first guide wheel and a second guide wheel which are positioned at the front end of the frame body, and a third guide wheel and a fourth guide wheel which are positioned at the rear end of the frame body;
the first guide wheel and the third guide wheel are abutted in a groove on the left side of the track, and the second guide wheel and the fourth guide wheel are abutted in a groove on the right side of the track;
the stabilizing wheels comprise a first stabilizing wheel and a second stabilizing wheel which are positioned in the middle of the frame body;
the first stabilizing wheels abut against the groove on the left side of the track, and the second stabilizing wheels abut against the groove on the right side of the track.
4. The track-assisted operation system of claim 3, wherein the carriage body comprises: the device comprises a main supporting piece, a first connecting rod, a second connecting rod and a third connecting rod, wherein the first connecting rod and the second connecting rod are respectively positioned at two ends of the main supporting piece;
the first guide wheel and the second guide wheel are respectively connected to two ends of the first connecting rod through the telescopic rods;
the third guide wheel and the fourth guide wheel are respectively connected to two ends of the second connecting rod through the telescopic rods;
the first stabilizing wheels and the second stabilizing wheels are connected to two ends of the third connecting rod through the telescopic rods respectively.
5. The track-assisted operating system of claim 4, wherein the control mechanism is capable of controlling the first connecting rod to adjust a steering angle of the first guide wheel and the third guide wheel; and/or the presence of a gas in the gas,
the control mechanism can control the second connecting rod to rotate so as to adjust the steering angle of the second guide wheel and the fourth guide wheel.
6. The track-assisted operation system of claim 5, wherein the telescoping rod comprises:
one end of the first telescopic rod is connected with one end of the first connecting rod, and the other end of the first telescopic rod is connected with the first guide wheel;
one end of the second telescopic rod is connected with the other end of the first connecting rod, and the other end of the second telescopic rod is connected with the second guide wheel;
one end of the third telescopic rod is connected with one end of the second connecting rod, and the other end of the third telescopic rod is connected with the third guide wheel;
one end of the fourth telescopic rod is connected with one end of the second connecting rod, so that the other end of the fourth telescopic rod is connected with the fourth guide wheel;
the control mechanism can respectively control the first telescopic rod, the second telescopic rod, the third telescopic rod and the fourth telescopic rod to extend or contract so as to adjust the heights of the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel.
7. The track-assisted operation system of claim 6, wherein the telescoping rod further comprises:
one end of the fifth telescopic rod is connected with one end of the third connecting rod, and the other end of the fifth telescopic rod is connected with the first stabilizing wheel;
one end of the sixth telescopic rod is connected with the other end of the third connecting rod, and the other end of the sixth telescopic rod is connected with the second stabilizing wheel;
the control mechanism can respectively control the fifth telescopic rod and the sixth telescopic rod to extend or contract so as to adjust the heights of the first stabilizing wheel and the second stabilizing wheel.
8. The track-assisted operation system of claim 7, wherein the first, second, third, fourth, fifth, and sixth telescoping rods are hydraulically telescoping rods.
9. The track-assisted operation system of claim 8, wherein the track comprises two parallel sliding rails, the transmission mechanism is arranged between the two parallel sliding rails, and the outer side of each sliding rail is provided with an inward concave structure;
after the chassis of the vehicle is connected with the frame body, the control mechanism can control the first telescopic rod, the second telescopic rod, the third telescopic rod and the fourth telescopic rod to extend or contract so as to enable the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel to respectively abut against the upper edge of the concave structure; and controlling the fifth telescopic rod and the sixth telescopic rod to extend or contract so that the first stabilizing wheels and the second stabilizing wheels respectively abut against the bottoms of the grooves of the concave structures.
10. The track-assisted operation system according to any one of claims 4 to 9, wherein the control mechanism includes a control module and a drive mechanism,
the control module is used for sending a control signal to the driving mechanism, and the driving mechanism is used for driving the first connecting rod and/or the second connecting rod according to the control signal so as to adjust the steering angle of the guide wheel and drive the telescopic rod so as to adjust the height of the auxiliary wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021385959.9U CN213292306U (en) | 2020-07-15 | 2020-07-15 | Track auxiliary operation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021385959.9U CN213292306U (en) | 2020-07-15 | 2020-07-15 | Track auxiliary operation system |
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| Publication Number | Publication Date |
|---|---|
| CN213292306U true CN213292306U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021385959.9U Active CN213292306U (en) | 2020-07-15 | 2020-07-15 | Track auxiliary operation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN213292306U (en) |
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2020
- 2020-07-15 CN CN202021385959.9U patent/CN213292306U/en active Active
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Address after: No.137 Longqiao village, Pingyin Town, Pingyin County, Jinan City, Shandong Province Patentee after: Zhao Yanmei Patentee after: Beijing Jiuzhou Huaye Technology Co.,Ltd. Address before: No.137 Longqiao village, Pingyin Town, Pingyin County, Jinan City, Shandong Province Patentee before: Zhao Yanmei Patentee before: Beijing Wuzhou Hongye Technology Group Co.,Ltd. |
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Effective date of registration: 20221221 Address after: 250499 No. 137, Longqiao village, Pingyin Town, Pingyin County, Jinan City, Shandong Province Patentee after: Zhao Yanmei Patentee after: Jiuzhou Huaye Development Co.,Ltd. Address before: No.137 Longqiao village, Pingyin Town, Pingyin County, Jinan City, Shandong Province Patentee before: Zhao Yanmei Patentee before: Beijing Jiuzhou Huaye Technology Co.,Ltd. |