CN219298922U - Automatic flag lifting device - Google Patents
Automatic flag lifting device Download PDFInfo
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- CN219298922U CN219298922U CN202221548194.5U CN202221548194U CN219298922U CN 219298922 U CN219298922 U CN 219298922U CN 202221548194 U CN202221548194 U CN 202221548194U CN 219298922 U CN219298922 U CN 219298922U
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- flag
- pulley
- flagpole
- raising
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Abstract
The utility model discloses an automatic flag lifting device, which relates to the technical field of flag lifting and lowering, and comprises a flagpole, a separation frame arranged on the flagpole, a first pulley arranged at the top end of the flagpole, a second pulley arranged at the bottom end of the flagpole, a flag lifting rope simultaneously surrounding the first pulley and the second pulley, and a driving mechanism arranged on the flagpole and used for driving the second pulley to rotate, wherein the separation frame is positioned between two flag lifting ropes to prevent the two flag lifting ropes from contacting. So set up, the flag is connected on lifting the flag rope, controls actuating mechanism operation and makes the second pulley rotate, because the two ropes body of lifting the flag rope is located the both sides of isolation frame respectively, so avoid appearing lifting the winding problem of flag rope, solved the easy winding problem of lifting the flag rope of electronic flag device when using among the prior art.
Description
Technical Field
The utility model relates to the technical field of flag lifting, in particular to an automatic flag lifting device.
Background
In some occasions or souvenir days and major holidays, a flag raising link is usually provided. The common flag raising structure is manually operated, and when the flag raising hand manually raises the flag, the two hands alternately pull the flag raising rope, so that the flag cannot be raised at a constant speed in the raising process, the rhythm is unstable, the flag is neglected, smooth and not attractive, the height of the flagpole is generally higher, the position of the flag is difficult to judge, and the situation that the flag raising, the music distribution and the flag raising cannot be finished at the same time sometimes occurs, so that the electric flag raising device in the prior art occurs, and the flag raising rope is driven to rotate by a driving mechanism such as a motor mechanism and the like, so that the flag is raised or lowered.
However, the applicant found that, because the height of the flagpole is generally higher, the rope body of the flag raising rope is longer and has poorer rigidity, and after the flag raising rope body rises to a certain height, the rope bodies on two sides of the pulley are easy to wind together, especially in the weather with larger wind, if the flag raising rope body is not timely unwound, the normal operation of the flag raising is affected, and the driving mechanism is damaged.
Therefore, the applicant believes how to solve the problem that the electric flag raising device in the prior art is easy to wind the flag raising rope when in use becomes an important technical problem to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to provide an automatic flag raising device which solves the problem that a flag raising rope is easy to wind when in use compared with an electric flag raising device in the prior art. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an automatic flag lifting device, which comprises:
a flagpole;
an isolation frame arranged on the flagpole;
the first pulley is arranged at the top end of the flagpole;
the second pulley is arranged at the bottom end of the flagpole;
a flag-raising rope wound around the first pulley and the second pulley at the same time;
the driving mechanism is arranged on the flagpole and used for driving the second pulley to rotate;
the isolation frame is positioned between the two flag raising ropes to prevent the two flag raising ropes from contacting.
Preferably, the device further comprises a flag support assembly connected with the flag raising rope and used for placing a flag, and a limit guide rail structure arranged on the flag support, wherein the limit guide rail structure is in sliding connection with the isolation frame and used for limiting the flag support to be separated from the isolation frame.
Preferably, the flag raising rope is provided with a tensioning spring for tensioning the flag raising rope.
Preferably, the device further comprises a trigger switch assembly which is electrically connected with the driving mechanism and used for controlling the second pulley to stop rotating.
Preferably, the flag support assembly comprises:
the fixed mount is fixedly connected with the flag raising rope, and flag inserting holes are formed in the top end and the bottom end of the fixed mount;
a banner pole for connection with the banner;
the top end and the bottom end of the flag pole are detachably inserted into the corresponding flag inserting holes, and a stop lever for preventing the flag pole from being separated from the fixing frame is arranged at the position, close to the bottom end, of the flag pole.
Preferably, the spacing guide rail structure includes with the spacing groove of mount rigid coupling, set up gyro wheel in the spacing groove, the transversal T type of personally submitting of isolation frame, the spacing groove is partly encircleed around the isolation frame, the gyro wheel with isolation frame sliding contact just stops the isolation frame is followed the horizontal direction with the spacing groove breaks away from.
Preferably, the second pulley is a double sheave, and the driving mechanism includes:
a driving wheel arranged on the flagpole;
the gear motor is arranged on the flagpole and used for driving the driving wheel to rotate;
and the synchronous belt surrounds the driving wheel and the second pulley.
Preferably, the drive mechanism further comprises a crank handle connected to the central slide key of the second pulley.
Preferably, the trigger switch assembly includes:
the first travel switch is fixedly connected to the flagpole;
the first pressing piece is arranged above the first travel switch and can be deformed to be contacted with the first travel switch;
the second travel switch is fixedly connected to the flagpole;
the second pressing piece is arranged above the second travel switch and can be deformed to be contacted with the second travel switch;
the first pressing block and the second pressing block are fixedly connected to the flag raising rope and are respectively positioned on two sides of the isolation frame, the first pressing block is positioned above the first pressing sheet, and the second pressing block is positioned above the second pressing sheet;
the first travel switch and the second travel switch are electrically connected with the driving mechanism, the flag raising rope penetrates through the first pressing piece and the second pressing piece, the first pressing piece prevents the first pressing piece from passing through, the second pressing piece prevents the second pressing piece from passing through, the first pressing piece deforms and enables the first travel switch to trigger along with the flag raising rope moving to press the first pressing piece, and the second pressing piece deforms and enables the second travel switch to trigger along with the flag raising rope moving to press the second pressing piece.
Preferably, the battery pack further comprises a battery tail plug electrically connected with the driving mechanism and a battery pack connected with the battery tail plug in a plug-in mode.
According to the technical scheme, the automatic flag raising and lowering device comprises a flagpole, a separation frame arranged on the flagpole, a first pulley arranged at the top end of the flagpole, a second pulley arranged at the bottom end of the flagpole, a flag raising rope simultaneously surrounding the first pulley and the second pulley, and a driving mechanism arranged on the flagpole and used for driving the second pulley to rotate, wherein the separation frame is positioned between two flag raising ropes so as to prevent the two flag raising ropes from contacting. So set up, the flag is connected on lifting the flag rope, control actuating mechanism operation makes the second pulley rotate, rely on lifting the static friction between flag rope and first pulley, the second pulley, the flag rope removes, and then drive the flag and rise or descend, and when actuating mechanism stops the operation, the flag rope can't remove, the locking is realized in the position of flag, because the two ropes of lifting the flag rope are located the both sides of isolation frame respectively, the winding problem of flag rope has been avoided appearing, the easy winding problem of flag rope is lifted to the electronic flag lifting device among the prior art when using has been solved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a part of an automatic flag raising and lowering device according to an embodiment of the present utility model;
fig. 2 is a schematic view of a flag support assembly, a spacing rail structure, and a spacer in an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a trigger switch assembly according to an embodiment of the present utility model;
fig. 4 is a schematic circuit structure of an embodiment of the present utility model.
In fig. 1-4:
1. a flagpole; 2. an isolation frame; 3. a first pulley; 4. a second pulley; 5. a flag-raising rope; 6. tensioning a spring; 7. a fixing frame; 8. flag inserting holes; 9. a stop lever; 10. a pin hole; 11. a limit groove; 12. a roller; 13. a driving wheel; 14. a speed reducing motor; 15. a synchronous belt; 16. a hand crank; 17. a first travel switch; 18. a first tabletting; 19. a second travel switch; 20. a second tabletting step; 21. a first briquette; 22. a second briquetting; 23. inserting a battery tail; 24. a battery pack; 25. a flag pole; 26. and a relay.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
The utility model aims to provide an automatic flag raising and lowering device, which can solve the problem that a flag raising rope is easy to wind when the electric flag raising device in the prior art is used.
Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. Furthermore, the embodiments shown below do not limit the content of the utility model described in the claims. The whole contents of the constitution shown in the following examples are not limited to the solution of the utility model described in the claims.
Referring to fig. 1-3, the automatic flag raising and lowering device provided in this embodiment includes a flag pole 1, an isolation frame 2 disposed on the flag pole 1, a first pulley 3 disposed at the top end of the flag pole 1, a second pulley 4 disposed at the bottom end of the flag pole 1, a flag raising rope 5 surrounding the first pulley 3 and the second pulley 4 at the same time, and a driving mechanism disposed on the flag pole 1 and used for driving the second pulley 4 to rotate, wherein the isolation frame 2 is disposed along the length direction of the flag pole 1 and is equivalent to the length of the flag pole 1, the first pulley 3 and the second pulley 4 are fixed pulleys, i.e. the centers of the two pulleys are respectively provided with a wheel shaft in rotational connection, the wheel shafts are fixedly connected to the flag pole 1, the first pulley 3 and the second pulley 4 can rotate freely, the flag is connected to the flag raising rope 5, the flag raising rope 5 forms a natural state, and the isolation frame 2 is disposed between the two flag raising ropes 5 to prevent the two flag raising ropes 5 from contacting. The driving mechanism is controlled to operate so as to enable the second pulley 4 to rotate, the flag lifting rope 5 is moved by virtue of static friction between the flag lifting rope 5 and the first pulley 3 and between the flag lifting rope and the second pulley 4, and then the flag is driven to lift or descend.
As a specific embodiment, the second pulley 4 is a double-grooved wheel, the driving mechanism comprises a driving wheel 13 arranged on the flagpole 1, a speed reducing motor 14 installed on the flagpole 1 and used for driving the driving wheel 13 to rotate, and a synchronous belt 15 surrounding the driving wheel 13 and the second pulley 4 at the same time, namely, the synchronous belt 15 and the flag lifting rope 5 are sleeved on the second pulley 4 side by side, a wheel shaft in rotary connection is arranged at the center of the driving wheel 13, the wheel shaft is fixedly connected on the flagpole 1, the driving wheel 13 can be stressed to rotate freely, an output shaft of the speed reducing motor 14 is connected with a center key of the driving wheel 13, and a flag lifting button electrically connected with the speed reducing motor 14 is further arranged.
Further, the driving mechanism further comprises a crank 16 connected with the center sliding key of the second pulley 4, that is, the crank 16 can extend into or separate from the second pulley 4, so that the crank 16 is detachably connected with the second pulley 4, and when the gear motor 14 or the driving wheel 13 and the synchronous belt 15 are out of order and cannot be used, the crank 16 can be used for manually driving the second pulley 4 to rotate, so that emergency use is facilitated.
As a preferred embodiment, the automatic flag raising and lowering device further comprises a flag support assembly and a limiting guide rail structure, wherein the flag support assembly is connected with the flag raising rope 5 and used for placing a flag, the limiting guide rail structure is arranged on the flag support, and the limiting guide rail structure is in sliding connection with the isolation frame 2 and used for limiting the flag support to be separated from the isolation frame 2. The moving track of the flag can be fixed, the flag is kept straight, the flag cannot shake along with wind, and the attractive appearance is high.
Further, the flag support assembly can be specifically provided with a fixing frame 7 fixedly connected with the flag lifting rope 5 and a flag pole 25 used for being connected with the hanging side of the flag, and flag inserting holes 8 are formed in the top end and the bottom end of the fixing frame 7, wherein the flag pole 25 can be specifically and selectively inserted into a preset channel which is usually arranged on the hanging side of the flag, the top end and the bottom end of the flag pole 25 can be detachably inserted into the corresponding flag inserting holes 8, a stop lever 9 used for preventing the flag pole 25 from being separated from the fixing frame 7 is arranged at the position, close to the bottom end, of the flag pole 25, above the flag inserting holes 8 below, the flag pole 25 is prevented from slipping downwards, and the flag is detachably hung on the flag lifting rope 5, so that replacement is convenient. In addition, the bottom end of the flag pole 25 is also provided with a pin hole 10, after the flag pole 25 is inserted into the fixing frame 7, the pin hole 10 is positioned below the flag inserting hole 8 below, and then the pin inserted into the pin hole 10 is used for preventing the flag pole 25 from sliding upwards when the flag falls down at a high speed, so that the device is more stable and reliable.
As an alternative embodiment, specifically set up spacing guide structure include with the spacing groove 11 of mount 7 rigid coupling, set up the gyro wheel 12 in spacing groove 11, spacing groove 11 and insert flag hole 8 and be located both sides respectively, the transversal T of isolation frame 2 is personally submitted, spacing groove 11 semi-surrounded around isolation frame 2, gyro wheel 12 and isolation frame 2 sliding contact just block isolation frame 2 and break away from with spacing groove 11 along the horizontal direction, spacing groove 11 and isolation frame 2 only can produce vertical direction's relative displacement, gyro wheel 12 makes the relative displacement slide steadily, smoothly, whole spacing guide structure's production and processing degree of difficulty is also lower, the practicality is strong.
In a more preferred embodiment, the flag raising rope 5 is provided with a tensioning spring 6 for tensioning the flag raising rope 5, the tensioning spring 6 is a tension spring, and two ends of the tensioning spring 6 are fixedly connected with two ends of the flag raising rope 5 respectively, so that the flag raising rope 5 is tensioned and can be in close contact with the first pulley 3 and the second pulley 4 to prevent slipping.
Furthermore, as an alternative embodiment, a trigger switch assembly electrically connected with the driving mechanism and used for controlling the second pulley 4 to stop rotating is additionally arranged, so that when the user only needs to start the driving mechanism, the user does not need to pay attention to the driving mechanism in real time any more, and the operation behavior is implemented, and the application is more convenient.
Further, the specifically arranged trigger switch assembly comprises a first travel switch 17, a second travel switch 19, a first pressing piece 18, a second pressing piece 20, a first pressing piece 21 and a second pressing piece 22, wherein the first travel switch 17 is fixedly connected on the flag pole 1, the first pressing piece 18 is arranged above the first travel switch 17 and can be deformed to be in contact with the first travel switch 17, namely, the first pressing piece 18 can press a contact point or a contact handle of the first travel switch 17, the second travel switch 19 is fixedly connected on the flag pole 1, the second pressing piece 20 is arranged above the second travel switch 19 and can be deformed to be in contact with the second travel switch 19, namely, the second pressing piece 20 can be pressed to a contact point or a contact handle of the second travel switch 19, the first pressing piece 21 and the second pressing piece 22 are fixedly connected on the flag raising rope 5 and are respectively positioned on two sides of the isolation frame 2, the first pressing piece 21 is positioned above the first pressing piece 18, the second pressing block 22 is located above the second pressing block 20, wherein the first travel switch 17 and the second travel switch 19 are electrically connected with the gear motor 14 of the driving mechanism, the flag raising rope 5 passes through the first pressing block 18 and the second pressing block 20, the first pressing block 18 prevents the first pressing block 21 from passing, the second pressing block 20 prevents the second pressing block 20 from passing, when the flag is lowered to the bottom end, the first pressing block 21 moves down to press the first pressing block 18 along with the flag raising rope 5, the first pressing block 18 deforms and triggers the first travel switch 17, the speed reducer stops running, at the moment, the second pressing block 22 rises and is in a state far away from the second pressing block 20, when the flag is raised to the top end, the second pressing block 22 moves down to press the second pressing block 20 along with the flag raising rope 5, the second pressing block 20 deforms and triggers the second travel switch 19, the speed reducer stops running, at the moment, the first pressing block 21 rises and is in a state far away from the first pressing block 18, when the flag lifting rope 5 is skillfully utilized to reciprocate, the first pressing block 21 and the second pressing block 22 follow the displacement, so that the two travel switches are triggered, and the control is accurate and the use is convenient.
Furthermore, in order to further enhance the convenience of use, a battery structure for providing power is further provided, preferably the automatic flag raising and lowering device is detachable, specifically, the automatic flag raising and lowering device further comprises a battery tail plug 23 electrically connected with the gear motor 14 of the driving mechanism, and a battery pack 24 in plug connection with the battery tail plug 23, wherein the battery pack 24 is a 12V storage battery, the battery pack 24 can be taken back for charging after the flag raising is completed, and the battery pack 24 can be plugged when the flag raising and lowering is needed.
For a more detailed description of the circuit structure and operation associated with the trigger switch assembly, please refer to fig. 4, in which the normally open point of the flag raising button and the normally closed point of the first travel switch 17 are connected in parallel to MN, the normally closed point of the second travel switch 19 is connected in parallel to CD, and the normally open point of the flag lowering button is connected in parallel to EF. When the flag is positioned at the bottom of the flagpole 1, the first travel switch 17 acts under the pressure of the first pressing block 21, the normally closed point is changed into normally open, at the moment, the circuit is disconnected, and the flag is in a state to be lifted. When the flag is required to be raised, the flag raising button is pressed, the first travel switch 17 is closed, the circuit is conducted, the circuit supplies power to the gear motor 14, the flag is raised, the first pressing block 21 leaves the first pressing piece 18, the first travel switch 17 is closed, the flag raising button is released, the flag is still raised, and the automatic raising action is completed when the flag is pressed. When the flag rises to the top of the flagpole 1, the second pressing block 22 descends to the bottom and presses the second pressing block 20, so that the travel switch 19 is operated, the circuit is disconnected, the speed reducing motor 14 is stopped, and the flag raising is stopped. The battery pack 24 may then be taken back to charge. When the flag is required to be lowered, the battery pack 24 is inserted, the flag lowering button is pressed, the flag lowering button supplies power to the three relays 26 and locks the three relays, meanwhile, the power supply current direction of the gear motor 14 is changed, and the flag is lowered by reversing. When the flag descends to the bottom of the flagpole 1, the first pressing block 21 presses the first pressing block 18, so that the first travel switch 17 acts to disconnect the whole circuit, the speed reducing motor 14 stops to automatically complete the flag lowering action, and meanwhile, the three relays 26 are powered off and reset to enable the power supply current direction of the speed reducing motor 14 to be restored to the initial state, and the flag raising action is conveniently completed again. The automatic flag raising and lowering operation is completed through the design.
It should be noted that, the bottom of flagpole 1 is equipped with the waterproof distribution box that can open, and circuit structure, circuit board, battery are arranged in the waterproof distribution box.
It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to. The schemes provided by the utility model comprise the basic schemes of the schemes, are independent of each other and are not mutually restricted, but can be combined with each other under the condition of no conflict, so that a plurality of effects are realized together.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An automatic flag raising and lowering device, comprising:
a flagpole;
an isolation frame arranged on the flagpole;
the first pulley is arranged at the top end of the flagpole;
the second pulley is arranged at the bottom end of the flagpole;
a flag-raising rope wound around the first pulley and the second pulley at the same time;
the driving mechanism is arranged on the flagpole and used for driving the second pulley to rotate;
the isolation frame is positioned between the two flag raising ropes to prevent the two flag raising ropes from contacting.
2. An automatic flag raising and lowering device according to claim 1, further comprising a flag support assembly connected to the flag raising cord for holding a flag, a spacing rail structure provided on the flag support, the spacing rail structure being slidably connected to the spacer and for limiting the flag support from being disengaged from the spacer.
3. An automatic flag raising and lowering device according to claim 1, wherein the flag raising rope is provided with a tension spring for tensioning the flag raising rope.
4. An automatic flag raising and lowering device according to claim 1, further comprising a trigger switch assembly electrically connected to the drive mechanism for controlling the second pulley to stop rotating.
5. An automatic flag raising and lowering device according to claim 2, wherein the flag support assembly comprises:
the fixed mount is fixedly connected with the flag raising rope, and flag inserting holes are formed in the top end and the bottom end of the fixed mount;
a banner pole for connection with the banner;
the top end and the bottom end of the flag pole are detachably inserted into the corresponding flag inserting holes, and a stop lever for preventing the flag pole from being separated from the fixing frame is arranged at the position, close to the bottom end, of the flag pole.
6. The automatic flag raising and lowering device according to claim 5, wherein the limit guide rail structure comprises a limit groove fixedly connected with the fixing frame and a roller arranged in the limit groove, the cross section of the isolation frame is T-shaped, the limit groove is semi-enclosed around the isolation frame, and the roller is in sliding contact with the isolation frame and prevents the isolation frame from being separated from the limit groove along the horizontal direction.
7. An automatic flag raising and lowering device according to claim 1, wherein the second pulley is a double sheave, and the drive mechanism comprises:
a driving wheel arranged on the flagpole;
the gear motor is arranged on the flagpole and used for driving the driving wheel to rotate;
and the synchronous belt surrounds the driving wheel and the second pulley.
8. An automatic flag raising and lowering device according to claim 7, wherein said drive mechanism further comprises a crank connected to a central slide key of said second pulley.
9. An automatic flag raising and lowering device according to claim 4, wherein said trigger switch assembly comprises:
the first travel switch is fixedly connected to the flagpole;
the first pressing piece is arranged above the first travel switch and can be deformed to be contacted with the first travel switch;
the second travel switch is fixedly connected to the flagpole;
the second pressing piece is arranged above the second travel switch and can be deformed to be contacted with the second travel switch;
the first pressing block and the second pressing block are fixedly connected to the flag raising rope and are respectively positioned on two sides of the isolation frame, the first pressing block is positioned above the first pressing sheet, and the second pressing block is positioned above the second pressing sheet;
the first travel switch and the second travel switch are electrically connected with the driving mechanism, the flag raising rope penetrates through the first pressing piece and the second pressing piece, the first pressing piece prevents the first pressing piece from passing through, the second pressing piece prevents the second pressing piece from passing through, the first pressing piece deforms and enables the first travel switch to trigger along with the flag raising rope moving to press the first pressing piece, and the second pressing piece deforms and enables the second travel switch to trigger along with the flag raising rope moving to press the second pressing piece.
10. An automatic flag raising and lowering device according to claim 1, further comprising a battery tail plug electrically connected to said drive mechanism, a battery pack connected to said battery tail plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221548194.5U CN219298922U (en) | 2022-06-20 | 2022-06-20 | Automatic flag lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221548194.5U CN219298922U (en) | 2022-06-20 | 2022-06-20 | Automatic flag lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219298922U true CN219298922U (en) | 2023-07-04 |
Family
ID=86986612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221548194.5U Active CN219298922U (en) | 2022-06-20 | 2022-06-20 | Automatic flag lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219298922U (en) |
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2022
- 2022-06-20 CN CN202221548194.5U patent/CN219298922U/en active Active
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