Portable warning device

Abstract

The utility model discloses a portable warning device, and belongs to the field of warning devices. The device comprises a vertical pipe, foldable supporting legs, a fixing plate, an elastic potential energy storage assembly and a control assembly. The plate face of the fixing plate is fixed to the inner wall of the vertical pipe in the radial direction of the vertical pipe, a long-strip-shaped sliding hole is formed in the lower portion of the vertical pipe, the length direction of the long-strip-shaped sliding hole is formed in the axial direction of the vertical pipe, the elastic potential energy storage assembly is installed on the fixing plate, and the output end of the elastic potential energy storage assembly penetrates through the long-strip-shaped sliding hole to be connected with the adjusting ends of the foldable supporting legs. The elastic potential energy storage assembly stores energy when the foldable supporting legs are unfolded or releases energy when the foldable supporting legs are unfolded so as to drive the foldable supporting legs to be unfolded or folded. The control assembly is installed in the side wall of the vertical pipe corresponding to the elastic potential energy storage assembly, and the output end of the control assembly can be in limiting connection with the elastic potential energy storage assembly to control the elastic potential energy storage assembly to store energy or release energy. The supporting legs of the device are convenient to unfold and fold and convenient to control, and the safety of the warning device in the using or storing process is high.

Description

Technical Field

[0001] The utility model relates to the technical field of warning devices, and more specifically to a portable warning device. Background Art

[0002] The existing warning device is generally provided with a base at the bottom, which is convenient for placing at the site where the warning device needs to be set up. The base occupies a large space and is not convenient for transportation. The existing utility model patent with application number CN201721861832.8 provides a convenient retractable maintenance railing, including a central pole, a base connector is provided at the bottom end of the central pole, at least three base connection blocks are evenly arranged around the base connector, and each base connection block is hinged with a support leg, and a retractable connector is sleeved on the central pole, and a retractable connection block corresponding to the base connection block is arranged around the retractable connector, and a support strip is provided between the support leg and the retractable connection block; and a locking screw is provided on the retractable connector. In this scheme, the support leg is fixed by a locking screw. Not only does the support leg need to be fixed by the locking screw during the leg release process, but the locking screw also needs to be tightened to fix it after the leg is retracted, so as to avoid the problem that the support leg will automatically open during transportation after the leg is retracted, and screwing the locking screw requires leaning over or raising the railing to operate, which is inconvenient.

[0003] Therefore, how to provide a portable warning device that is simple and quick to operate and easy to retract and extend the supporting legs is a technical problem that technical personnel in this field urgently need to solve. Utility Model Content

[0004] In view of this, the utility model aims to provide a portable warning device which is simple and quick to operate and has easy support legs to be retracted and extended.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A portable warning device comprises: a standpipe, foldable support legs, a fixing plate, an elastic potential energy storage component and a control component;

[0007] The foldable supporting leg is installed at the lower part of the riser, the plate surface of the fixing plate is fixed to the inner wall of the riser along the radial direction of the riser, and the lower part of the riser is provided with a long strip sliding hole whose length direction is arranged along its axial direction. The elastic potential energy storage component is installed on the fixing plate and its output end passes through the long strip sliding hole to connect the adjustment end of the foldable supporting leg. The elastic potential energy storage component stores energy when the foldable supporting leg is extended or releases energy when the foldable supporting leg is extended to drive the foldable supporting leg to extend or fold; the control component is installed on the side wall of the riser corresponding to the elastic potential energy storage component and its output end can be limitedly connected with the elastic potential energy storage component to control the elastic potential energy storage component to store or release energy.

[0008] The utility model can achieve the following beneficial effects: manually pressing down the warning device to open the supporting legs, the elastic potential energy storage assembly stores energy, and after the supporting legs are opened, the control assembly can lock the elastic potential energy storage assembly; when the supporting legs are folded, the control assembly is operated to unlock the elastic potential energy storage assembly, the elastic potential energy storage assembly releases energy, and drives the supporting legs to fold and close, so as to realize the storage of the supporting legs. The device is simple to operate and easy to control.

[0009] Preferably, the foldable supporting leg comprises a sliding sleeve, a fixed sleeve, a plurality of supporting legs and a plurality of connecting rods; the sliding sleeve is slidably mounted on the lower outer wall of the riser corresponding to the elongated sliding hole, and the output end of the elastic potential energy storage assembly is connected to the sliding sleeve; the plurality of supporting legs are arranged at intervals along the circumferential direction of the riser, one end of each of which is hinged to the outer wall of the sliding sleeve, and the other end can be supported on a base surface; the fixed sleeve is fixedly mounted on the outer wall of the riser below the sliding sleeve, the plurality of connecting rods are arranged one-to-one with the plurality of supporting legs below the supporting legs, one end of each of which is hinged to the outer wall of the fixed sleeve, and the other end is hinged to the middle of the supporting leg.

[0010] Preferably, the elastic potential energy storage assembly includes an elastic potential energy transmission assembly, a guide rod and a sliding rod. The elastic potential energy transmission assembly is mounted on the fixed plate. A through hole is provided on the fixed plate. The guide rod is arranged along the axial direction of the riser and the top end thereof passes through the through hole and is connected to the output end of the elastic potential energy transmission assembly; the sliding rod is arranged along the radial direction of the riser and is fixed to the bottom of the guide rod, and both ends of the sliding rod pass through the elongated sliding hole and are connected to the sliding sleeve.

[0011] Preferably, the elastic potential energy transmission component includes a clockwork disk, a rotating shaft, a gear and a ratchet. The axial direction of the clockwork disk is arranged and fixed on the fixed plate along the radial direction of the vertical pipe. The rotating shaft is coaxially arranged with the clockwork disk and one end thereof is connected to the output end of the clockwork disk. The gear is fixed in the middle of the rotating shaft. The guide rod is formed with teeth that mesh with the gear to drive the clockwork disk to store or release energy through the movement of the guide rod; the ratchet is installed at the other end of the rotating shaft, and the output end of the control component locks or releases the ratchet.

[0012] Preferably, the control assembly includes a button, an elastic member and a limit rod. A mounting hole is provided on the side wall of the riser, the button is mounted in the mounting hole, the elastic member is fixed to the inner wall of the riser and the telescopic direction of the elastic member is arranged along the radial direction of the riser, the middle portion of the limit rod is hinged to the inner wall of the riser, one side end of the limit rod is connected to the button, and the other side end is connected to the elastic member, and the side wall of the limit rod close to one end of the elastic member is symmetrically arranged with the elastic member, and the limit teeth lock or release the ratchet.

[0013] Preferably, a fire extinguishing mechanism is also provided, which includes a storage tube, a fire extinguishing bomb and a sealing cover. The storage tube is a cylindrical structure with a closed bottom, and its bottom is connected to the top of the riser. The fire extinguishing bomb is placed in the inner cavity of the storage tube, and the sealing cover is sealed and connected to the top of the storage tube.

[0014] Preferably, a reflective strip is further provided, and the reflective strip is adhered to the outer wall of the vertical tube.

[0015] Preferably, a remote voice announcer is also provided, and the remote voice announcer is installed on the riser.

[0016] Preferably, a flashing light strip is further provided, and the flashing light strip is installed on the side wall of the riser.

[0017] Preferably, a power supply component is also provided, which includes a solar panel, a distributor and a battery. The solar panel is fixed on the outer wall of the riser, and the distributor and the power supply are fixed on the inner wall of the riser. The solar panel is electrically connected to the distributor, and the distributor, the remote voice announcer and the flashing light strip are all electrically connected to the battery.

[0018] It can be seen from the above technical solutions that, compared with the prior art, the utility model discloses a portable warning device, which has the following beneficial effects:

[0019] 1. When supporting, press the warning device downward, the supporting legs will automatically open, and after letting go, they can be automatically locked through the limit connection between the control component and the ratchet; when storing, press the button, the supporting legs will automatically fold and close, and after folding, the supporting legs will automatically lock and will not open without external force. The operation is simple, the firmness of the supporting legs when supporting and folding is enhanced, and the safety of the warning device during use and storage is improved.

[0020] 2. This device can lock the support legs at any time through the cooperation of the ratchet and the upper limit teeth on the limit rod, so as to adjust the opening angle of the support legs to meet the needs of different venues.

[0021] 3. This warning device integrates fire prevention, sound and light warning, has diverse functions and high safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0023] Figure 1 The present invention is a schematic structural diagram of a portable warning device provided by the present invention.

[0024] Figure 2 for Figure 1 Schematic diagram of the local enlarged structure of part A.

[0025] Figure 3 This is a schematic diagram of the fire extinguishing mechanism structure provided by the utility model.

[0026] Figure 4 This is a schematic diagram of the driving mechanism structure provided by the utility model.

[0027] Figure 5 for Figure 4 Schematic diagram of the local enlarged structure of part B.

[0028] Figure 6 This is a structural schematic diagram of the driving mechanism and the control mechanism provided by the utility model.

[0029] Figure 7 The utility model provides a portable warning device without the main pipe part.

[0030] In the figure:

[0031] 1. vertical pipe, 11. long sliding hole;

[0032] 2. foldable supporting leg, 21. sliding sleeve, 22. fixed sleeve, 23. supporting leg, 24. connecting rod;

[0033] 3. Fixed plate;

[0034] 4. elastic potential energy storage component, 41. elastic potential energy transmission component, 411. spring disk, 412. rotating shaft, 413. gear, 414. ratchet, 415. mounting seat, 42. guide rod, 421. first guide rod, 4211. teeth, 422. second guide rod, 423. connecting plate, 43. sliding rod;

[0035] 5. control mechanism, 51. button, 52. elastic member, 53. limiting rod, 531. limiting tooth;

[0036] 6. Fire extinguishing mechanism, 61. Storage tube, 62. Fire extinguishing bomb, 63. Sealing cover;

[0037] 7. Luminous strip;

[0038] 8. Remote voice announcer;

[0039] 9. Flashing light strip;

[0040] 101. Solar panels, 102. Power distributor, 103. Batteries. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0043] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] See also Figure 1-Figure 7 , the embodiment of the utility model provides a portable warning device, including: a vertical standpipe 1, a foldable support leg 2, a fixing plate 3, an elastic potential energy storage component 4 and a control component 5;

[0045] The foldable supporting leg 2 is installed at the lower part of the riser 1, and the plate surface of the fixing plate 3 is fixed on the inner wall of the riser 1 along the radial direction of the riser 1. The lower part of the riser 1 is provided with a long strip sliding hole 11 whose length direction is arranged along its axial direction. The elastic potential energy storage component 4 is installed on the fixing plate 3 and its output end passes through the long strip sliding hole 11 to connect the adjustment end of the foldable supporting leg 2. The elastic potential energy storage component 4 stores energy when the foldable supporting leg 2 is opened or releases energy when the foldable supporting leg 2 is opened, so as to drive the foldable supporting leg 2 to open or fold; the control component 5 is installed on the side wall of the riser 1 corresponding to the elastic potential energy storage component 4 and its output end can be limitedly connected with the elastic potential energy storage component 4 to control the elastic potential energy storage component 4 to store or release energy.

[0046] Press down to spread the supporting legs, and the elastic potential energy storage assembly stores energy. After the supporting legs are spread, the control assembly can lock the elastic potential energy storage assembly. When the supporting legs are folded, the control assembly is operated to unlock the elastic potential energy storage assembly, and the elastic potential energy storage assembly releases energy, driving the supporting legs to fold and fold, so that the supporting legs can be stored. The device is simple to operate and easy to control, which enhances the safety of the warning device during use and storage.

[0047] In a specific embodiment, the foldable support leg 2 includes a sliding sleeve 21, a fixed sleeve 22, a plurality of support legs 23 and a plurality of connecting rods 24. The sliding sleeve 21 is slidably sleeved on the outer wall of the lower part of the vertical pipe 1 corresponding to the long strip sliding hole 11, and the output end of the elastic potential energy storage assembly 4 is connected to the sliding sleeve 21; the plurality of support legs 23 are arranged at intervals along the circumferential direction of the vertical pipe 1, one end of which is hinged on the outer wall of the sliding sleeve 21, and the other end can be supported on the base surface; the fixed sleeve 22 is fixedly sleeved on the outer wall of the vertical pipe 1 below the sliding sleeve 21, and the plurality of connecting rods 24 are arranged below the support legs 23 in a one-to-one correspondence with the plurality of support legs 23, and one end of which is hinged on the outer wall of the fixed sleeve 22, and the other end is hinged in the middle of the support legs 23. The sliding of the sliding sleeve 21 can drive the support legs 23 and the connecting rods 24 to open or close.

[0048] Each connecting rod 24 includes two connecting plates arranged at intervals along the circumferential direction of the riser 1. One end of the two connecting plates is hinged to the outer wall of the fixed sleeve 22, and the other end is hinged to the middle of the support leg 23, so that the support leg 23 can be stored in the gap formed between the two connecting plates, thereby reducing the volume of the support leg 23 assembly 2 when it is folded.

[0049] In a specific embodiment, the elastic potential energy storage assembly 4 includes an elastic potential energy transmission assembly 41, a guide rod 42 and a slide rod 43. The elastic potential energy transmission assembly 41 is installed on the fixed plate 3, and a through hole is provided on the fixed plate 3. The guide rod 42 is arranged along the axial direction of the riser 1, and its top passes through the through hole and is connected to the output end of the elastic potential energy transmission assembly 41; the slide rod 43 is arranged along the radial direction of the riser 1 and fixed to the bottom of the guide rod 42, and both ends of the slide rod 43 pass through the long strip slide hole 11 to connect the sliding sleeve 21. When the guide rod 42 slides along the axial direction of the riser 1, the elastic potential energy transmission assembly 41 stores or releases energy to close or open the support leg 23.

[0050] A plurality of sliding rods 43 may be evenly arranged along the circumferential direction of the main pipe 1 to improve the stability of the sliding sleeve 21 and the guide rod 42 during the sliding process.

[0051] In a specific embodiment, the elastic potential energy transmission component 41 includes a spring disk 411, a rotating shaft 412, a gear 413 and a ratchet 414, which is mounted on the fixing plate 3 and the mounting seat 415. The spring disk 411 is arranged along the radial direction of the vertical pipe 1 and fixed on the side wall of the mounting seat 415. The rotating shaft 412 is coaxially arranged with the spring disk 411 and one end of the rotating shaft 412 is connected to the output end of the spring disk 411. The gear 413 is fixed to the middle of the rotating shaft 412. The guide rod 42 is formed with teeth 4211 that mesh with the gear 413 to drive the spring disk 411 to store or release energy through the movement of the guide rod 42. The ratchet 414 is mounted on the other end of the rotating shaft 412, and the output end of the control component 5 locks or releases the ratchet 414. The spring disk 411 includes a limit cover and a coil spring, the limit cover is fixed on the mounting seat, and the coil spring is installed in the limit cover and connected to the gear 413. The guide rod 42 drives the gear 413 to rotate during its movement, thereby driving the coil spring to store or release energy.

[0052] In a specific embodiment, the control assembly 5 includes a button 51, an elastic member 52 and a limiting rod 53. A mounting hole is provided on the side wall of the vertical pipe 1, and the button 51 is installed in the mounting hole. The elastic member 52 is fixed on the inner wall of the vertical pipe 1 and the expansion and contraction direction of the elastic member 52 is arranged along the radial direction of the vertical pipe 1. The middle part of the limiting rod 53 is hinged on the inner wall of the vertical pipe 1, and one side end thereof is connected to the button 51, and the other side end is connected to the elastic member 52. The limiting teeth 531 are symmetrically arranged with the elastic member 52 on the side wall of the limiting rod 53 near one end of the elastic member 52, and the limiting teeth 531 lock or release the ratchet 414. The rotation shaft 412 is braked by the cooperation of the limiting teeth 531 and the ratchet 414, thereby locking the guide rod 42 and completing the fixing of the sliding sleeve 21.

[0053] In a specific embodiment, a fire extinguishing mechanism 6 is further provided, and the fire extinguishing mechanism 6 includes a storage tube 61, a fire extinguishing bomb 62 and a sealing cover 63. The storage tube 61 is a tube-shaped structure with a closed bottom, and its bottom is connected to the top of the standpipe 1. The fire extinguishing bomb 62 is placed in the inner cavity of the storage tube 61, and the sealing cover 63 is sealed and connected to the top of the storage tube 61. When a fire occurs, the sealing cover 63 can be opened to take out the fire extinguishing bomb 62 for fire extinguishing.

[0054] In a specific embodiment, a reflective strip 7 is further provided, and the reflective strip 7 is pasted on the outer wall of the vertical tube 1. The reflective strip 7 includes a red reflective strip and a blue reflective strip, which enhances the reflective effect and plays a warning role.

[0055] In a specific embodiment, a remote voice announcer 8 is further provided. The remote voice announcer 8 is installed on the riser 1 and is used for voice warning.

[0056] In a specific embodiment, a flashing light strip 9 is also provided. The flashing light strip 9 is installed on the side wall of the vertical pipe 1. Under the condition of poor air environment, the warning device can also be seen to play a warning role, and can also be used to guide people out of dangerous environments.

[0057] In a specific embodiment, a power supply component is also provided, which includes a solar panel 101, a distributor 102 and a battery 103. The solar panel 101 is fixed on the outer wall of the vertical pipe 1, and the distributor 102 and the power supply are fixed on the inner wall of the vertical pipe 1. The solar panel 101 is electrically connected to the distributor 102, and the distributor 102, the remote voice announcer 8, and the flashing light strip 9 are all electrically connected to the battery 103.

[0058] In order to avoid structures such as the power supply components inside the main pipe, the guide rod includes a first guide rod 421, a second guide rod 422 and a stabilizing plate 423. The upper part of the first guide rod 421 is formed with teeth 4211 that mesh with the gear. The first guide rod 421 is arranged on the side of the fixed plate 3, and the stabilizing plate 423 is fixed to the bottom end of the first guide rod 421. The top end of the second guide rod 422 is fixed to the center position of the stabilizing plate 423 to ensure the stability of the guide rod 42 during movement. The sliding rod 43 is fixed to the bottom of the second guide rod 422.

[0059] The method of using the utility model is as follows: when placing the warning device at a location where a warning is required, hold the vertical pipe 1 and press downward, the support leg 23 is expanded under the action of pressure, and during the expansion process, the sliding sleeve 21 moves upward, the guide rod 42 moves upward accordingly, and the gear 413 rotates, driving the coil spring in the clockwork disk 411 to store energy. After the support leg 23 is opened, stop pressing downward, the limit tooth 531 is clamped with the ratchet 414, and the sliding sleeve 21 is fixed; when the warning device is stored, lift the warning device, press the button 51, the limit tooth 531 is disengaged from the tooth gap of the ratchet 414, the clockwork disk releases energy, and the gear 413 rotates in the opposite direction, thereby driving the guide rod 42 to move downward, and then driving the sliding sleeve 21 to move downward, and completing the folding of the support leg 23.

[0060] The device can automatically control and adjust the degree of opening of the support legs 23 through the limiting of the ratchet 414 and the limiting teeth 531 to meet the needs of different venues. During the placement of the device, the degree of opening of the support legs can be adjusted by simply stopping pressing or releasing the button at the appropriate position to lock the limiting teeth 531 and the ratchet 414. It is easy to operate and control, and solves the problem of time-consuming and labor-intensive positioning by continuously turning the locking screw.

[0061] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0062] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A portable warning device, characterized in that: include: A stand pipe (1), a foldable support leg (2), a fixing plate (3), an elastic potential energy storage component (4), and a control component (5); The foldable support leg (2) is mounted on the lower part of the stand pipe (1); the plate surface of the fixing plate (3) is fixed on the inner wall of the stand pipe (1) along the radial direction of the stand pipe (1); the lower part of the stand pipe (1) is provided with a long strip sliding hole (11) whose length direction is arranged along its axial direction; the elastic potential energy storage component (4) is mounted on the fixing plate (3) and its output end passes through the long strip sliding hole (11) to connect with the adjustment end of the foldable support leg (2); the elastic potential energy storage component (4) stores energy when the foldable support leg (2) is extended or releases energy when the foldable support leg (2) is extended, so as to drive the foldable support leg (2) to extend or fold; the control component (5) is mounted on the side wall of the stand pipe (1) corresponding to the elastic potential energy storage component (4) and its output end can be connected with the elastic potential energy storage component (4) in a limiting manner to control the elastic potential energy storage component (4) to store or release energy.

2. A portable warning device according to claim 1, characterized in that: The foldable support leg (2) comprises a sliding sleeve (21), a fixed sleeve (22), a plurality of support legs (23) and a plurality of connecting rods (24); the sliding sleeve (21) is slidably sleeved on the lower outer wall of the vertical pipe (1) corresponding to the long strip sliding hole (11); the output end of the elastic potential energy storage component (4) is connected to the sliding sleeve (21); the plurality of support legs (23) are arranged at intervals along the circumferential direction of the vertical pipe (1); one end of each of the support legs (23) is hinged to the outer wall of the sliding sleeve (21), and the other end can be supported on a base surface; the fixed sleeve (22) is fixedly sleeved on the outer wall of the vertical pipe (1) below the sliding sleeve (21); the plurality of connecting rods (24) are arranged below the support legs (23) in a one-to-one correspondence with the plurality of support legs (23), and one end of each of the connecting rods (24) is hinged to the outer wall of the fixed sleeve (22), and the other end is hinged to the middle of the support leg (23).

3. A portable warning device according to claim 2, characterized in that: The elastic potential energy storage component (4) comprises an elastic potential energy transmission component (41), a guide rod (42) and a slide rod (43); the elastic potential energy transmission component (41) is mounted on the fixing plate (3); a through hole is provided on the fixing plate (3); the guide rod (42) is arranged along the axial direction of the vertical pipe (1) and its top end passes through the through hole to be connected to the output end of the elastic potential energy transmission component (41); the slide rod (43) is arranged along the radial direction of the vertical pipe (1) and is fixed to the bottom of the guide rod (42), and both ends of the slide rod (43) pass through the long strip sliding hole (11) to be connected to the sliding sleeve (21).

4. A portable warning device according to claim 3, characterized in that: The elastic potential energy transmission component (41) comprises a spring disk (411), a rotating shaft (412), a gear (413) and a ratchet (414); the spring disk (411) is arranged axially along the radial direction of the vertical tube (1) and is fixed on the fixed plate (3); the rotating shaft (412) is coaxially arranged with the spring disk (411) and one end of the rotating shaft (412) is connected to the output end of the spring disk (411); the gear (413) is fixed to the middle of the rotating shaft (412); the guide rod (42) is formed with teeth (4211) meshing with the gear (413) to drive the spring disk (411) to store or release energy through the movement of the guide rod (42); the ratchet (414) is installed at the other end of the rotating shaft (412); the output end of the control component (5) locks or releases the ratchet (414).

5. A portable warning device according to claim 4, characterized in that: The control assembly (5) comprises a button (51), an elastic member (52) and a limiting rod (53). A mounting hole is provided on the side wall of the stand pipe (1), and the button (51) is mounted in the mounting hole. The elastic member (52) is fixed on the inner wall of the stand pipe (1), and the elastic member (52) is arranged in a radial direction of the stand pipe (1). The middle part of the limiting rod (53) is hinged on the inner wall of the stand pipe (1), and one side end thereof is connected to the button (51), and the other side end is connected to the elastic member (52). A limiting tooth (531) is symmetrically arranged on the side wall of the limiting rod (53) near one end of the elastic member (52), and the limiting tooth (531) locks or releases the ratchet (414).

6. A portable warning device according to claim 1, characterized in that: A fire extinguishing mechanism (6) is also provided, the fire extinguishing mechanism (6) comprising a storage tube (61), a fire extinguishing bomb (62) and a sealing cover (63); the storage tube (61) is a tube-shaped structure with a closed bottom, the bottom of which is connected to the top of the riser (1); the fire extinguishing bomb (62) is placed in the inner cavity of the storage tube (61); and the sealing cover (63) is sealingly connected to the top of the storage tube (61).

7. A portable warning device according to claim 1, characterized in that: A reflective strip (7) is also provided, and the reflective strip (7) is adhered to the outer wall of the vertical tube (1).

8. A portable warning device according to claim 1, characterized in that: A remote voice announcer (8) is also provided, and the remote voice announcer (8) is installed on the standpipe (1).

9. A portable warning device according to claim 8, characterized in that: A flashing light strip (9) is also provided, and the flashing light strip (9) is installed on the side wall of the vertical pipe (1).

10. A portable warning device according to claim 9, characterized in that: A power supply component is also provided, the power supply component comprising a solar panel (101), a power distributor (102) and a battery (103), the solar panel (101) being fixed on the outer wall of the riser (1), the power distributor (102) and a power source being fixed on the inner wall of the riser (1), the solar panel (101) being electrically connected to the power distributor (102), and the power distributor (102), the remote voice announcer (8) and the flashing light strip (9) being electrically connected to the battery (103).

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