CN113870688A

CN113870688A - Building site is with portable sign of accomodating

Info

Publication number: CN113870688A
Application number: CN202111116138.4A
Authority: CN
Inventors: 徐西英
Original assignee: Ganzhou Rongzhi Enterprise Management Co ltd
Current assignee: Ganzhou Rongzhi Enterprise Management Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2021-12-31

Abstract

The invention discloses a portable storage indication board for a construction site, which comprises sliding grooves, wherein the sliding grooves are arranged on two sides of the indication board in a sliding manner; the upper sliding mechanism is arranged on the sliding groove on one side; a rotating mechanism is arranged between one side of the lower part of the sliding groove; the supporting plate is arranged on the rotating mechanism. According to the invention, the first slide bar moves backwards to drive the ratchet bar to move backwards, so that the ratchet wheel and the rotating plate are driven to rotate anticlockwise, the rotating plate is matched with the second slide bar to fix the rotating plate and support the rotating plate on the ground, the effect of supporting the indicator by the rotating plate is achieved, and the indicator is prevented from turning on one side.

Description

Building site is with portable sign of accomodating

Technical Field

The invention relates to a sign, in particular to a portable storage sign for a construction site.

Background

The sign for the building site is a sign for prompting pedestrians that construction is carried out at the place, and is very necessary for prompting the pedestrians to go around safely in daily life when construction is started.

Present sign, there are some problems, fixed a whole when at first referring to the sign, occupation space, be difficult for accomodating, secondly can not guarantee that the sign places subaerial firmly, receive environmental impact or impact easily and overturn, in case the sign overturns, the pedestrian then can't see the sign again, the dangerous condition of construction range is gone into to the mistake probably appears, and simultaneously, when carrying the sign and putting and leaving, the operation is inconvenient, and finally, under the condition that visibility is low at night, the pedestrian can't see the sign clearly, the sign loses the meaning that it put.

Therefore, there is a need for a portable sign for storage in a building site that can be folded for storage, can be stably supported on the ground, can be moved and transported easily, and can illuminate a sign board.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the portable storage sign for the construction site, which can be folded, stored, stably supported on the ground, convenient to move and carry and capable of illuminating the sign board.

The purpose of the invention can be achieved by adopting the following technical scheme:

first aspect, a building site is with portable sign of accomodating, including: the two sides of the prompting plate are both provided with sliding grooves in a sliding manner; the upper sliding mechanism is arranged on the sliding groove on one side; a rotating mechanism is arranged between one side of the lower part of the sliding groove; the supporting plate is arranged on the rotating mechanism.

Further, the upward sliding mechanism comprises: a fixing plate is connected between one side of the upper part of the sliding groove; one side of the upper part of the sliding groove at one side is connected with a first wedge block in a sliding way, and the first wedge block is matched with the prompt board; the first springs are symmetrically connected between the first wedge-shaped block and the sliding groove on one side up and down; and a second spring is connected between the prompt plate and the sliding groove on one side.

Further, the rotating mechanism includes: the first guide rod is connected with one side of the lower part of the sliding groove at one side in a sliding manner; one side of the first guide rod is connected with a first sliding strip, the first sliding strip is matched with the prompt board, and the first sliding strip is connected with the sliding groove on one side in a sliding manner; the third spring is connected between the first sliding strip and the sliding groove on one side and sleeved on the first guide rod; the first rotating shaft is rotatably connected between one side of the lower part of the sliding groove and is connected with the supporting plate; the first torsion spring is connected between the support plate and the sliding groove and sleeved on the first rotating shaft; the fixing rod is connected to one side of the first rotating shaft and matched with the first sliding strip.

Further, still including the supporting component, the supporting component includes: a second rotating shaft is rotatably connected between one side of the lower part of the sliding groove; the second rotating shaft is connected with the rotating plate; a second torsion spring is connected between the rotating plate and the sliding groove on one side, and is sleeved on the second rotating shaft; one side of the second rotating shaft is connected with the ratchet wheel; a ratchet bar is connected to one side of the upper part of the first guide rod in a sliding manner and is matched with the ratchet wheel; the fifth spring is symmetrically connected between the ratchet bar and the first guide rod; one side of the sliding groove on one side is connected with a second sliding strip in a sliding mode, and the second sliding strip is matched with the rotating plate and the prompting plate; and the fourth spring is symmetrically connected between the second sliding strip and the sliding groove on one side up and down.

Furthermore, the device also comprises a fixing component, wherein the fixing component comprises; a third sliding strip is connected to one side inside the supporting plate in a sliding manner and is matched with the first sliding strip; a sixth spring is connected between the third slide bar and the support plate; one side inside the third sliding strip is connected with a second wedge-shaped block in a sliding manner; a seventh spring is connected between the second wedge block and the third slide bar; the two sides of the upper part of the supporting plate are both connected with second guide rods in a sliding manner; the pressing plate is connected between the upper sides of the second guide rods, a slotted hole is formed in one side of the lower portion of the pressing plate, and the pressing plate is matched with the second wedge-shaped block; the eighth spring is symmetrically connected between the pressing plate and the supporting plate, the eighth spring is sleeved on the sliding block on the second guide rod, and four sliding blocks are connected inside the supporting plate in a sliding manner at uniform intervals; ninth springs are symmetrically connected to two sides between the sliding block and the supporting plate; the inner parts of the sliding blocks are connected with third wedge blocks in a sliding manner, and the third wedge blocks are matched with the pressing plate; tenth spring, all be connected with tenth spring between third wedge and the sliding block symmetrically.

Further, still include portable subassembly, portable subassembly includes: a third rotating shaft is rotatably connected to one side of the middle part of the fixed plate; the third rotating shaft is connected with the handle; and a third torsion spring is connected between the handle and the fixing plate and sleeved on the third rotating shaft.

Further, the display device also comprises an illumination assembly, and the illumination assembly is arranged on the upper part of the prompt board.

Further, the lighting assembly comprises: the limiting blocks are connected to the two sides of the upper part of the prompt board in a sliding mode; the sliding plates are connected between the limiting blocks; the lamp tube is arranged on the inner side of the sliding plate.

The invention has the advantages that: (1) according to the invention, the first sliding strip moves backwards to drive the ratchet strip to move backwards, so that the ratchet wheel and the rotating plate are driven to rotate anticlockwise, the rotating plate is matched with the second sliding strip to fix the rotating plate and support the rotating plate on the ground, the effect of supporting the indicating plate by the rotating plate is achieved, and the indicating plate is prevented from turning over; (2) according to the invention, the pressing plate is stepped to move downwards, the sliding block and the third wedge block are pushed to move downwards, after the sliding block cannot move, the pressing plate continues to push the third wedge block to move outwards to be inserted into soil, the pressing plate is matched with the second wedge block to fix the pressing plate and the third wedge block, and the effect of conveniently inserting the indicator into the soil and further stabilizing the indicator is achieved; (3) according to the invention, the handle can be held by hand by pushing the handle to rotate, the sign is lifted to move, after the carrying is finished, the handle is loosened, and the handle rotates reversely to reset, so that the effect of conveniently lifting and carrying the sign is achieved; (4) the lamp tube is opened by pushing the sliding plate and the lamp tube to move forwards, the prompt board is illuminated, and the effect of illuminating the prompt board is achieved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective sectional structural schematic view of the present invention.

Fig. 3 is a schematic structural view of a first partial body of the rotating mechanism of the present invention.

Fig. 4 is a schematic structural view of a second partial body of the rotating mechanism of the present invention.

Fig. 5 is a schematic perspective view of the rotating mechanism of the present invention.

FIG. 6 is a schematic view of a first partially assembled body of the support assembly of the present invention.

FIG. 7 is a schematic view of a second partially assembled body of the support assembly of the present invention.

Fig. 8 is a perspective view of a third portion of the support assembly of the present invention.

Fig. 9 is a schematic view of a first partially separated body structure of the fixing assembly of the present invention.

Fig. 10 is a schematic view of a second partially separated body structure of the fixing assembly of the present invention.

Fig. 11 is a perspective view of a third portion of the fastening assembly of the present invention.

Fig. 12 is a perspective view of the handle assembly of the present invention.

Fig. 13 is a perspective view of the lighting assembly of the present invention.

Reference numbers in the drawings: 1: sliding groove, 2: upward-sliding mechanism, 21: fixing plate, 22: first wedge block, 23: first spring, 24: second spring, 3: rotating mechanism, 31: first slider, 32: first guide bar, 33: third spring, 34: first rotating shaft, 35: fixing rod, 36: first torsion spring, 4: prompt board, 5: support plate, 6: support assembly, 61: rotating plate, 62: ratchet, 63: second torsion spring, 64: second slider, 65: fourth spring, 66: ratchet bar, 67: fifth spring, 68: second rotation shaft, 7: fixing assembly, 71: third slide, 72: sixth spring, 73: second wedge block, 74: seventh spring, 75: platen, 76: eighth spring, 77: sliding block, 78: ninth spring, 79: third wedge block, 710: tenth spring, 711: second guide bar, 8: portable component, 81: third rotating shaft, 82: handle, 83: third torsion spring, 9: lighting assembly, 91: slide plate, 92: stopper, 93: a lamp tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, the present embodiment discloses a portable storage sign for a construction site, which includes a sliding groove 1, an upper sliding mechanism 2, a rotating mechanism 3, a sign board 4 and a support board 5, wherein the sliding groove 1 is slidably arranged on both sides of the sign board 4, the upper sliding mechanism 2 is arranged on the sliding groove 1 on the left side, the rotating mechanism 3 is arranged between the rear sides of the lower parts of the sliding grooves 1, and the support board 5 is arranged on the rotating mechanism 3.

The upper sliding mechanism 2 comprises a fixing plate 21, a first wedge block 22, a first spring 23 and a second spring 24, the fixing plate 21 is connected between the rear sides of the upper portions of the sliding grooves 1, the first wedge block 22 is connected to the left side of the upper portion of the sliding groove 1 on the left side in a sliding mode, the first wedge block 22 is matched with the prompt plate 4, the first spring 23 is connected between the first wedge block 22 and the sliding groove 1 on the left side in an up-down symmetrical mode, and the second spring 24 is connected between the prompt plate 4 and the sliding groove 1 on the left side.

The rotating mechanism 3 comprises a first slide bar 31, a first guide rod 32 and a third spring 33, first pivot 34, dead lever 35 and first torsion spring 36, left side sliding tray 1 lower part rear side cunning is connected with first guide arm 32, first guide arm 32 front side is connected with first draw runner 31, first draw runner 31 mutually supports with prompt board 4, first draw runner 31 and left side sliding tray 1 sliding connection, be connected with third spring 33 between first draw runner 31 and the left side sliding tray 1, third spring 33 cover is on first guide arm 32, the rotary type is connected with first pivot 34 between the sliding tray 1 lower part rear side, first pivot 34 is connected with backup pad 5, be connected with first torsion spring 36 between backup pad 5 and the sliding tray 1, first torsion spring 36 covers on first pivot 34, first pivot 34 right side is connected with dead lever 35, dead lever 35 and first draw runner 31 mutually support.

When a user needs to place a sign at a construction place, firstly, the prompt board 4 is pushed to move upwards, the second spring 24 is stretched, after the prompt board 4 moves to contact with the first wedge-shaped block 22, the first wedge-shaped block 22 is pushed to move leftwards, the first spring 23 is stretched, after the prompt board 4 moves upwards and passes through the first wedge-shaped block 22, under the action of the first spring 23, the first wedge-shaped block 22 is pushed to move rightwards to block the prompt board 4, so that the prompt board 4 is fixed, meanwhile, when the prompt board 4 moves upwards to contact with the first slide bar 31, the first slide bar 31 is pushed to move backwards, the third spring 33 is compressed, so that the fixing rod 35 and the first rotating shaft 34 are pushed to rotate 90 degrees clockwise, the support board 5 is driven to rotate 90 degrees clockwise, the first torsion spring 36 deforms, the support board 5 is supported on the ground, then the prompt board 4 is fixed, so that the first slide bar 31 and the support board 5 are fixed, thereby place whole sign firmly subaerial, suggestion pedestrian here is under construction, the sign back of using end, the first wedge 22 of pulling is moved left and is kept away from prompt board 4, first spring 23 is stretched, under the effect of second spring 24, promote prompt board 4 and remove downwards, prompt board 4 is kept away from behind first draw runner 31, under the effect of third spring 33, promote first draw runner 31 and remove forward, first draw runner 31 no longer promotes dead lever 35, under the effect of first draw runner 36, promote backup pad 5, first pivot 34 and dead lever 35 anticlockwise rotation 90 degrees, pack up whole sign, resume to original state, can remove whole sign afterwards, reach the effect that conveniently expandes and fold and pack up the sign.

Example 2

As shown in fig. 1, 6-13, in some embodiments, the supporting assembly 6 further comprises a supporting assembly 6, the supporting assembly 6 comprises a rotating plate 61, a ratchet 62, a second torsion spring 63, a second sliding bar 64, a fourth spring 65, a ratchet 66, a fifth spring 67 and a second rotating shaft 68, the second rotating shaft 68 is rotatably connected between the lower rear sides of the sliding grooves 1, the rotating plate 61 is connected to the second rotating shaft 68, the second torsion spring 63 is connected between the rotating plate 61 and the left sliding groove 1, the second torsion spring 63 is sleeved on the second rotating shaft 68, the ratchet 62 is connected to the left side of the second rotating shaft 68, the ratchet 66 is rotatably connected to the upper rear side of the first guide bar 32, the ratchet 66 is engaged with the ratchet 62, the fifth spring 67 is symmetrically connected between the ratchet 66 and the first guide bar 32, the second sliding bar 64 is slidably connected to the right side of the rear portion of the left sliding groove 1, the second sliding bar 64 is engaged with the rotating plate 61 and the indicator plate 4, fourth springs 65 are vertically and symmetrically connected between the second slide bar 64 and the left slide groove 1.

When the first slide bar 31 moves backwards, the first guide rod 32 and the ratchet bar 66 are driven to move backwards, so as to drive the ratchet 62 to rotate anticlockwise, the second rotating shaft 68 and the rotating plate 61 are driven to rotate anticlockwise, the second torsion spring 63 deforms, the rotating plate 61 rotates until the rotating plate 61 contacts the second slide bar 64 and the indication plate 4 moving upwards simultaneously contacts the second slide bar 64, the second slide bar 64 is pushed to move leftwards, the fourth spring 65 is compressed, the rotating plate 61 rotates to pass through the second slide bar 64 and the indication plate 4 to move upwards, the second slide bar 64 is pushed to move rightwards under the action of the fourth spring 65, the rotating plate 61 is blocked and fixed, so that the rotating plate 61 rotates to contact the ground and supports against the ground, after the indication plate 4 is used, the indication plate 4 moves downwards until the indication plate 4 contacts the second slide bar 64, the second slide bar 64 is pushed to move leftwards and away from the rotating plate 61, the fourth spring 65 is compressed, under the action of the second torsion spring 63, the rotating plate 61, the second rotating shaft 68 and the ratchet wheel 62 are pushed to rotate clockwise, meanwhile, the first sliding strip 31 moves forwards to drive the first guide rod 32 and the ratchet wheel 62 to move forwards, under the action of the fifth spring 67, the ratchet wheel 62 and the rotating plate 61 cannot be driven to rotate, after the indication plate 4 moves downwards through the second sliding strip 64, under the action of the fourth spring 65, the second sliding strip 64 is pushed to move rightwards to recover to an original state, the effect that the rotating plate 61 supports the indicator under rotation is achieved, and the indicator is prevented from being turned on one side.

The fixing component 7 comprises a third slide bar 71, a sixth spring 72, a second wedge-shaped block 73, a seventh spring 74, a pressing plate 75, an eighth spring 76, a sliding block 77, a ninth spring 78, a third wedge-shaped block 79, a tenth spring 710 and a second guide rod 711, the third slide bar 71 is connected to the left side inside the supporting plate 5 in a sliding manner, the third slide bar 71 is matched with the first slide bar 31, the sixth spring 72 is connected between the third slide bar 71 and the supporting plate 5, the second wedge-shaped block 73 is connected to the rear side of the inside of the third slide bar 71 in a sliding manner, the seventh spring 74 is connected between the second wedge-shaped block 73 and the third slide bar 71, the second guide rod 711 is connected to the left side and the right side of the upper part of the supporting plate 5 in a sliding manner, the pressing plate 75 is connected between the upper side of the second guide rod 711, a slotted hole is formed in the left side of the lower part of the pressing plate 75, the pressing plate 75 is matched with the second wedge-shaped block 73, the eighth spring 76 is symmetrically connected between the pressing plate 75 and the supporting plate 5, eighth spring 76 is overlapped on second guide arm 711, and backup pad 5 is inside interval even sliding connection has four sliding blocks 77, and the left and right sides all front and back symmetrical connection has ninth spring 78 between sliding block 77 and the backup pad 5, and the inside left and right sides all sliding connection of sliding block 77 has third wedge 79, and third wedge 79 and clamp plate 75 are mutually supported, and all front and back symmetrical connection has tenth spring 710 between third wedge 79 and the sliding block 77.

When the supporting plate 5 rotates clockwise 90 degrees, the third slide bar 71 and the second wedge-shaped block 73 are driven to rotate clockwise 90 degrees, meanwhile, when the first slide bar 31 moves backwards, the third slide bar 71 is pushed to move backwards, the sixth spring 72 is stretched to drive the second wedge-shaped block 73 to move backwards, at this time, the pressing plate 75 is pushed to move downwards, the eighth spring 76 is compressed to push the slide block 77 and the third wedge-shaped block 79 to move backwards, the ninth spring 78 is compressed, after the slide block 77 cannot move any more, the pressing plate 75 is pushed to continue to move downwards to push the third wedge-shaped block 79 to move outwards, the tenth spring 710 is compressed to enable the third wedge-shaped block 79 to be inserted into the soil, at this time, the pressing plate 75 moves to contact with the second wedge-shaped block 73 to push the second wedge-shaped block 73 to move forwards, the seventh spring 74 is compressed, after the left side of the groove hole in the lower portion of the pressing plate 75 moves to be opposite to the second wedge-shaped block 73, under the action of the seventh spring 74, the second wedge-shaped block 73 is pushed to move backwards to be inserted into the pressing plate 75, the pressing plate 75 is fixed, so that the third wedge-shaped block 79 is fixed, the indication board is firmly inserted into the soil, after the indication board is not needed to be used, the second wedge-shaped block 73 is pushed to move forwards, the first slide bar 31 moves forwards to be far away from the third slide bar 71, the support plate 5 rotates anticlockwise to drive the third slide bar 71 and the second wedge-shaped block 73 to rotate anticlockwise to be far away from the pressing plate 75, under the action of the sixth spring 72, the third slide bar 71 and the second wedge-shaped block 73 are pushed to move forwards, under the action of the seventh spring 74, the second wedge-shaped block 73 is pushed to move backwards relatively, under the action of the eighth spring 76, the pressing plate 75 is pushed to move upwards, the third wedge-shaped block 79 and the sliding block 77 are not pushed any more, under the action of the ninth spring 78, the sliding block 77 and the third wedge-shaped block 79 are pushed to move upwards, and under the action of the tenth spring 710, promote the inboard removal of third wedge 79, resume to original state, reach the convenience and insert the sign in earth, further stabilize the effect of sign.

The portable component 8 comprises a third rotating shaft 81, a handle 82 and a third torsion spring 83, the rear side of the middle of the fixing plate 21 is rotatably connected with the third rotating shaft 81, the handle 82 is connected with the rear side of the third rotating shaft 81, the third torsion spring 83 is connected between the handle 82 and the fixing plate 21, and the third torsion spring 83 is sleeved on the third rotating shaft 81.

When the sign needs to be carried, promote handle 82 anticlockwise rotation, third torsion spring 83 takes place deformation, can hand handle 82, and the sign that the drive was packed up removes, places the back with the dial, loosens handle 82, under third torsion spring 83's effect, promotes handle 82 clockwise rotation, resumes to original state, reaches the effect of conveniently carrying the transport sign.

Still including lighting assembly 9, lighting assembly 9 is including slide 91, stopper 92 and fluorescent tube 93, and the equal slidingtype in the upper portion left and right sides of prompt board 4 is connected with stopper 92, is connected with slide 91 between the stopper 92, and fluorescent tube 93 is installed to slide 91 inboard.

When visibility is low at night, slide 91 and fluorescent tube 93 move forward, drive stopper 92 and move forward, open fluorescent tube 93 afterwards, send the light and illuminate notice board 4 for the people of going also can see the sign clearly at night, need not to illuminate notice board 4 back, close fluorescent tube 93, promote slide 91, fluorescent tube 93 and stopper 92 and move backward, resume to original state, reach the effect that can illuminate notice board 4.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a building site is with portable sign of accomodating which characterized in that: comprises the following steps: the sliding grooves (1) are arranged on two sides of the prompting plate (4) in a sliding mode; an upper sliding mechanism (2) is arranged on the sliding groove (1) on one side of the upper sliding mechanism (2); a rotating mechanism (3), wherein the rotating mechanism (3) is arranged between one side of the lower part of the sliding groove (1); a supporting plate (5) is arranged on the rotating mechanism (3).

2. A portable storage sign for a construction site according to claim 1, wherein: the upper sliding mechanism (2) comprises: a fixing plate (21), wherein the fixing plate (21) is connected between one sides of the upper parts of the sliding grooves (1); one side of the upper part of the sliding groove (1) at one side is connected with a first wedge-shaped block (22) in a sliding way, and the first wedge-shaped block (22) is matched with the prompt board (4); the first springs (23) are symmetrically connected between the first wedge-shaped block (22) and the sliding groove (1) on one side up and down; and a second spring (24) is connected between the prompt plate (4) and the sliding groove (1) on one side.

3. A portable storage sign for a construction site according to claim 2, wherein: the rotating mechanism (3) comprises: a first guide rod (32) is connected with one side of the lower part of the one-side sliding groove (1) in a sliding way; one side of the first guide rod (32) is connected with a first sliding strip (31), the first sliding strip (31) is matched with the prompting board (4), and the first sliding strip (31) is connected with the sliding groove (1) on one side in a sliding manner; a third spring (33) is connected between the first sliding strip (31) and the sliding groove (1) on one side, and the third spring (33) is sleeved on the first guide rod (32); the first rotating shaft (34) is rotatably connected between one side of the lower part of the sliding groove (1), and the first rotating shaft (34) is connected with the supporting plate (5); the first torsion spring (36) is connected between the support plate (5) and the sliding groove (1), and the first torsion spring (36) is sleeved on the first rotating shaft (34); the fixing rod (35) is connected to one side of the first rotating shaft (34), and the fixing rod (35) is matched with the first sliding strip (31).

4. A portable storage sign for a construction site according to claim 3, wherein: still including supporting component (6), supporting component (6) including: a second rotating shaft (68) is rotatably connected between one side of the lower part of the sliding groove (1); the second rotating shaft (68) is connected with the rotating plate (61); a second torsion spring (63), wherein the second torsion spring (63) is connected between the rotating plate (61) and the sliding groove (1) at one side, and the second torsion spring (63) is sleeved on the second rotating shaft (68); one side of the second rotating shaft (68) is connected with the ratchet wheel (62); a ratchet (66), one side of the upper part of the first guide rod (32) is connected with the ratchet (66) in a sliding way, and the ratchet (66) is matched with the ratchet wheel (62); the fifth spring (67) is symmetrically connected between the ratchet strip (66) and the first guide rod (32); one side of the sliding groove (1) at one side is connected with a second sliding strip (64) in a sliding manner, and the second sliding strip (64) is matched with the rotating plate (61) and the prompting plate (4) mutually; and the fourth spring (65) is symmetrically connected between the second sliding strip (64) and the sliding groove (1) on one side up and down.

5. A portable storage sign for a construction site as set forth in claim 4, wherein: still including fixed subassembly (7), fixed subassembly (7) including: a third sliding strip (71), wherein one side inside the supporting plate (5) is connected with the third sliding strip (71) in a sliding manner, and the third sliding strip (71) is matched with the first sliding strip (31) mutually; a sixth spring (72), wherein the sixth spring (72) is connected between the third slide bar (71) and the support plate (5); one side inside the third sliding strip (71) is connected with a second wedge-shaped block (73) in a sliding manner; a seventh spring (74), wherein the seventh spring (74) is connected between the second wedge block (73) and the third slide bar (71); the two sides of the upper part of the supporting plate (5) are both connected with the second guide rod (711) in a sliding manner; the pressing plate (75) is connected between the upper sides of the second guide rods (711), a slotted hole is formed in one side of the lower portion of the pressing plate (75), and the pressing plate (75) is matched with the second wedge-shaped block (73); eighth springs (76) are symmetrically connected between the pressing plate (75) and the supporting plate (5), the eighth springs (76) are sleeved on sliding blocks (77) on the second guide rod (711), and four sliding blocks (77) are uniformly connected in the supporting plate (5) in a sliding mode at intervals; ninth springs (78), wherein the ninth springs (78) are symmetrically connected to two sides between the sliding block (77) and the supporting plate (5); the third wedge blocks (79) are connected inside the sliding blocks (77) in a sliding mode, and the third wedge blocks (79) are matched with the pressing plate (75); tenth springs (710) are symmetrically connected between the tenth spring (710), the third wedge block (79) and the sliding block (77).

6. A portable storage sign for a construction site as set forth in claim 5, wherein: still including portable subassembly (8), portable subassembly (8) including: a third rotating shaft (81), wherein one side of the middle part of the fixed plate (21) is rotatably connected with the third rotating shaft (81); the handle (82) is connected with the third rotating shaft (81); a third torsion spring (83), a third torsion spring (83) is connected between the handle (82) and the fixing plate (21), and the third torsion spring (83) is sleeved on the third rotating shaft (81).

7. A portable storage sign for a construction site as set forth in claim 6, wherein: the reminder comprises a reminder board (4), and further comprises an illumination assembly (9), wherein the illumination assembly (9) is arranged on the upper part of the reminder board (4).

8. A portable storage sign for use in construction sites according to claim 7, wherein: the lighting assembly (9) comprises: the limiting blocks (92) are connected to the two sides of the upper part of the prompt board (4) in a sliding mode; the sliding plate (91) is connected between the sliding plates (91) and the limiting blocks (92); the lamp tube (93) is arranged on the inner side of the sliding plate (91).