CN218345998U

CN218345998U - Construction warning sign

Info

Publication number: CN218345998U
Application number: CN202222716008.0U
Authority: CN
Inventors: 刘�东; 刘逸飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-01-20
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a construction warning sign, including preceding support frame, back support frame and warning board, and rotate through the pivot between preceding support frame and the back support frame and connect, one of them the fixed cover of lateral wall of pivot is equipped with solid fixed ring, and gu fixed ring's lateral wall sets up the spacing groove that a plurality of arrays set up, the lateral wall of preceding support frame is connected with the stopper through canceling release mechanical system, and the stopper offsets with the spacing groove, the top of warning board is provided with the mechanism of blowing that is used for blowing the clearance to its surface impurity. This kind of construction warning sign, when can expande to support at the back support frame, it is spacing to carry out the locking to it, supports more reliable and more stable, and on the same reason, after using the completion, when accomodating, it is spacing also can carry out the locking to countershaft and back support frame, avoids it to take place to rotate after accomodating, and it is more convenient not only to accomodate, can also avoid back support frame and preceding support frame to collide each other and damage.

Description

Construction warning sign

Technical Field

The utility model belongs to the technical field of the construction warning, specifically speaking relates to a construction warning sign.

Background

Road construction belongs to one kind of construction, when road construction, needs to use road construction warning sign, construction tablet, activity tablet are called again to the warning sign of road construction at present. The road traffic guiding device is used for protection prompt of a road construction site, can be placed in a required place at any time to guide traffic, prevents an accidental collision event, and reduces loss.

Current road construction warning sign is mainly by preceding support frame, back support frame, pivot and warning board constitute, and rotate through the pivot between preceding support frame and the back support frame and connect, the warning board installation is fixed on preceding support frame, when using, need rotate back support frame and open and support, though can adjust the angle of support when supporting, but after supporting the completion, pivot and back support frame can not lock spacingly, thereby make when supporting reliable and stable inadequately, and simultaneously, after the use is accomplished, when accomodating, back support frame also can be opened because of rotating such as rocking, not only accomodate inconveniently, still can cause back support frame and preceding support frame collision each other and harm.

In view of this special the utility model is put forward.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model adopts the following basic concept:

the utility model provides a construction warning sign, includes preceding support frame, back support frame and warning board, and rotates through the pivot between preceding support frame and the back support frame to be connected, one of them the fixed cover of lateral wall of pivot is equipped with solid fixed ring, and gu fixed ring's lateral wall sets up the spacing groove that a plurality of arrays set up, the lateral wall of preceding support frame is connected with the stopper through canceling release mechanical system, and the stopper offsets with the spacing groove, the top of warning board is provided with the mechanism of blowing that is used for blowing the clearance to its surperficial impurity.

Reset mechanism includes the fixed block of fixed connection support frame lateral wall in the front, and the last lateral wall of fixed block is connected with the carriage release lever through the direction subassembly, the lower extreme of carriage release lever is fixed with the last lateral wall of stopper, and the lateral wall cover of carriage release lever is equipped with first spring, the upper end fixedly connected with button of carriage release lever.

The guide assembly is including seting up the sliding tray of lateral wall on the fixed block, and the lower lateral wall setting of fixed block is run through to the lower extreme of sliding tray, the lateral wall fixedly connected with gib block of carriage release lever, and gib block slides in the sliding tray.

The blowing mechanism comprises a fixing pipe fixedly connected to the top of the warning board, a plurality of blowing holes arranged in an array mode are formed in the bottom of the fixing pipe, and a driving mechanism used for driving the blowing holes to blow is arranged on the side wall of the front support frame.

The actuating mechanism includes the connecting plate of fixed connection support frame lateral wall in the front, and the last lateral wall of connecting plate is fixed to be inserted and is equipped with the working tube, sliding connection has the piston in the working tube, and the removal of piston promotes through pushing mechanism, the lateral wall fixedly connected with intake pipe of working tube, and be provided with first check valve in the intake pipe, the upper end fixedly connected with outlet duct of working tube, and be provided with the second check valve in the outlet duct, the upper end fixedly connected with hose of working tube, and the other end of hose is fixed with the one end of fixed pipe.

Pushing mechanism establishes the ring at the pivot lateral wall including fixed cover, and the sand grip that the multiple arrays of lateral wall fixedly connected with of ring set up, the lower extreme fixedly connected with catch bar of piston, and the lower extreme of catch bar slides at the lateral wall of sand grip, the bottom fixedly connected with second spring of working tube, and the upper end of second spring is fixed with the lower extreme of piston.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a set up stopper etc, when using, need rotate the back support frame along the pivot and open, at first, the pulling button, make carriage release and stopper rebound, and make the stopper withdraw from the spacing inslot, and simultaneously, first spring is compressed, then, stir the back support frame and make it rotate along with the pivot to the direction of keeping away from preceding support frame and open, when treating to adjust suitable angle, loosen the button, make carriage release and stopper move down under the effect of first spring and reset, and make the stopper insert solid fixed ring and pivot in the spacing groove and carry on spacingly, then, pivot and back support frame can't rotate, thereby can expand when supporting at the back support frame, it is spacing to carry out the locking, support more reliable and more stable, the same reason, after using, when accomodating, also can lock spacing to pivot and back support frame, avoid it to take place to rotate after accomodating, not only accomodate more conveniently, can also avoid back support frame and preceding support frame to collide with each other and damage.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of another perspective of the present invention;

FIG. 3 is a schematic sectional view of the working tube, the air inlet tube and the air outlet tube of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 5 is an enlarged view of the structure at B in FIG. 2;

FIG. 6 is an enlarged view of the structure at C in FIG. 3;

fig. 7 is an enlarged schematic view of the structure at D in fig. 3.

In the figure: 101-front support frame; 102-rear support shelf; 103-warning board; 104-a rotating shaft; 201-a fixed ring; 202-a limit groove; 203-a limiting block; 301-fixing block; 302-moving the rod; 303-a button; 304-a first spring; 401-sliding groove; 402-a guide bar; 501-connecting plate; 502-a working tube; 503-a piston; 504-a second spring; 505-an intake pipe; 506-a first one-way valve; 507-an air outlet pipe; 508-a second one-way valve; 509-fixed tube; 510-air blowing holes; 511-hose; 601-a push rod; 602-a circular ring; 603-convex strips.

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 will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.

As shown in fig. 1 to 7, a construction warning board comprises a front support frame 101, a rear support frame 102 and a warning board 103, wherein the front support frame 101 and the rear support frame 102 are rotatably connected through a rotating shaft 104, the rotating shaft 104 is rotatably connected with the front support frame 101, and the rear support frame 102 is fixedly sleeved on the side wall of the rotating shaft 104, a fixing ring 201 is fixedly sleeved on the side wall of one rotating shaft 104, a plurality of limiting grooves 202 arranged in an array are formed in the side wall of the fixing ring 201, the side wall of the front support frame 101 is connected with a limiting block 203 through a resetting mechanism, the limiting block 203 abuts against the limiting grooves 202, a blowing mechanism for blowing and cleaning impurities on the surface of the warning board 103 is arranged at the top of the warning board 103, when the rear support frame 102 is unfolded for supporting, the rear support frame 102 can be locked and limited, the supporting is more stable and reliable, and the same is also, when the rear support frame is used and stored, the rear support frame 104 and the rear support frame 102 can be locked and limited, so as to avoid the rear support frame 102 and the front support frame 101 from colliding with each other and being damaged.

The canceling release mechanical system includes fixed block 301 of support frame 101 lateral wall in the front of fixed connection, and the last lateral wall of fixed block 301 is connected with the carriage release lever 302 through the direction subassembly, and the lower extreme of carriage release lever 302 is fixed with the last lateral wall of stopper 203, and the lateral wall cover of carriage release lever 302 is equipped with first spring 304, and the upper end fixedly connected with button 303 of carriage release lever 302 plays the reset action to the removal of stopper 203.

The guide assembly comprises a sliding groove 401 formed in the upper side wall of the fixing block 301, the lower end of the sliding groove 401 penetrates through the lower side wall of the fixing block 301, a guide strip 402 is fixedly connected to the side wall of the moving rod 302, the guide strip 402 slides in the sliding groove 401, and the guide and limiting effects are achieved on the moving of the moving rod 302.

Blowing mechanism includes fixed pipe 509 at warning board 103 top of fixed connection, and the bottom of fixed pipe 509 sets up the hole of blowing 510 that a plurality of arrays set up, the lateral wall of preceding support frame 101 is provided with and is used for driving the actuating mechanism that the hole of blowing 510 went on blowing, when rotating back support frame 102, make the hole of blowing 510 blow through actuating mechanism, thereby can rotate back support frame 102 and open and accomodate the time, the clearance of blowing to impurity such as the dust on warning board 103 surface, make warning board 103's warning effect better.

The driving mechanism comprises a connecting plate 501 fixedly connected to the side wall of the front support frame 101, a working pipe 502 is fixedly inserted into the upper side wall of the connecting plate 501, a piston 503 is connected in the working pipe 502 in a sliding mode, the piston 503 is pushed to move through a pushing mechanism, an air inlet pipe 505 is fixedly connected to the side wall of the working pipe 502, a first check valve 506 is arranged in the air inlet pipe 505, the conducting direction of the first check valve 506 extends from the outside to the inside of the working pipe 502, an air outlet pipe 507 is fixedly connected to the upper end of the working pipe 502, a second check valve 508 is arranged in the air outlet pipe 507, the conducting direction of the second check valve 508 extends from the working pipe 502 to a hose 511, the upper end of the working pipe 502 is fixedly connected with the hose 511, the other end of the hose 511 is fixed to one end of a fixing pipe 509, the piston 503 slides in the working pipe 502 in a reciprocating mode through the pushing mechanism, when the piston 503 moves downwards, negative pressure is generated in the working pipe 502, meanwhile, the first check valve 506 is opened, the second check valve 508 is closed, at the same time, external air enters the working pipe 502 through the air inlet pipe 505, when the piston 503 moves upwards, the fixing valve 503 is squeezed, the air is closed, the first check valve is opened, and then the air is blown out through a one-way air outlet pipe 511 and then enters the air outlet pipe 510, and then enters the air outlet pipe 510.

The pushing mechanism comprises a circular ring 602 fixedly sleeved on the side wall of the rotating shaft 104, the side wall of the circular ring 602 is fixedly connected with a plurality of protruding strips 603 arranged in an array, the lower end of the piston 503 is fixedly connected with a pushing rod 601, the lower end of the pushing rod 601 slides on the side wall of the protruding strip 603, the bottom of the working tube 502 is fixedly connected with a second spring 504, the upper end of the second spring 504 is fixed with the lower end of the piston 503, when the rear support frame 102 rotates, the rotating shaft 104 and the circular ring 602 are driven to rotate synchronously, when the protruding strip 603 abuts against the lower end of the pushing rod 601, the piston 503 is pushed to move upwards, meanwhile, the second spring 504 is stretched, when the protruding strip 603 crosses the lower end of the pushing rod 601, the piston 503 moves downwards under the action of the second spring 504 to reset, and the piston 503 slides in the working tube 502 in a reciprocating manner.

When the rear support frame 102 is used, the rear support frame 102 needs to be rotated along the rotating shaft 104 to be opened, firstly, the button 303 is pulled to enable the moving rod 302 and the limiting block 203 to move upwards and enable the limiting block 203 to withdraw from the limiting groove 202, meanwhile, the first spring 304 is compressed, then, the rear support frame 102 is pulled to enable the rear support frame 102 to rotate and open along with the rotating shaft 104 in the direction away from the front support frame 101, when the rear support frame is adjusted to a proper angle, the button 303 is loosened to enable the moving rod 302 and the limiting block 203 to move downwards under the action of the first spring 304 to reset, the limiting block 203 is inserted into the limiting groove 202 to limit the fixing ring 201 and the rotating shaft 104, at the moment, the rotating shaft 104 and the rear support frame 102 cannot rotate, and therefore when the rear support frame 102 is unfolded to support, the rear support frame can be locked and limited, and the support is more stable and reliable;

similarly, after the use is finished, when the storage is carried out, the rotating shaft 104 and the rear support frame 102 can be locked and limited, so that the rotation of the rotating shaft and the rear support frame 102 after the storage is avoided, the storage is more convenient, and the damage caused by the collision between the rear support frame 102 and the front support frame 101 can be avoided;

when the rear support frame 102 is rotated, the rotating shaft 104 and the ring 602 are driven to rotate synchronously, when the protruding strip 603 abuts against the lower end of the push rod 601, the push piston 503 moves upwards, meanwhile, the second spring 504 is stretched, and when the protruding strip 603 passes over the lower end of the push rod 601, the piston 503 moves downwards under the action of the second spring 504 to reset, so that the piston 503 slides back and forth in the working tube 502;

when the piston 503 moves downwards, negative pressure is generated in the working pipe 502, meanwhile, the first check valve 506 is opened, the second check valve 508 is closed, at the moment, outside air enters the working pipe 502 through the air inlet pipe 505, when the piston 503 moves upwards, the air in the working pipe 502 is extruded, at the same time, the first check valve 506 is closed, the second check valve 508 is opened, so that the air in the working pipe 502 is extruded and enters the fixed pipe 509 through the air outlet pipe 507 and the hose 511 and is sprayed out through the air blowing holes 510, when the rear support frame 102 is rotated to be opened and stored, impurities such as dust on the surface of the warning plate 103 are blown and cleaned, and the warning effect of the warning plate 103 is better.

Claims

1. The utility model provides a construction warning sign, includes preceding support frame (101), back support frame (102) and warning board (103), and rotates through pivot (104) between preceding support frame (101) and back support frame (102) and connect, one of them fixed cover of lateral wall of pivot (104) is equipped with solid fixed ring (201), and just gu the lateral wall of fixed ring (201) sets up spacing groove (202) that a plurality of arrays set up, the lateral wall of preceding support frame (101) is connected with stopper (203) through canceling release mechanical system, and stopper (203) offset with spacing groove (202), the top of warning board (103) is provided with the mechanism of blowing that is used for blowing the clearance to its surperficial impurity.

2. The construction warning board as claimed in claim 1, wherein the reset mechanism comprises a fixed block (301) fixedly connected to the side wall of the front supporting frame (101), the upper side wall of the fixed block (301) is connected with a movable rod (302) through a guide assembly, the lower end of the movable rod (302) is fixed to the upper side wall of the limiting block (203), the side wall of the movable rod (302) is sleeved with a first spring (304), and the upper end of the movable rod (302) is fixedly connected with a button (303).

3. A construction warning sign according to claim 2, characterized in that the guiding assembly comprises a sliding groove (401) formed in an upper side wall of the fixing block (301), a lower end of the sliding groove (401) is disposed through a lower side wall of the fixing block (301), a guiding strip (402) is fixedly connected to a side wall of the moving rod (302), and the guiding strip (402) slides in the sliding groove (401).

4. The construction warning board as claimed in claim 1, wherein the blowing mechanism comprises a fixed pipe (509) fixedly connected to the top of the warning board (103), the bottom of the fixed pipe (509) is provided with a plurality of blowing holes (510) arranged in an array, and the side wall of the front support frame (101) is provided with a driving mechanism for driving the blowing holes (510) to blow air.

5. A construction warning board according to claim 4, characterized in that the actuating mechanism includes a connecting plate (501) fixedly connected to the side wall of the front supporting frame (101), a working pipe (502) is fixedly inserted in the upper side wall of the connecting plate (501), a piston (503) is slidably connected to the working pipe (502), the piston (503) is moved by a pushing mechanism, an air inlet pipe (505) is fixedly connected to the side wall of the working pipe (502), a first check valve (506) is arranged in the air inlet pipe (505), an air outlet pipe (507) is fixedly connected to the upper end of the working pipe (502), a second check valve (508) is arranged in the air outlet pipe (507), a hose (511) is fixedly connected to the upper end of the working pipe (502), and the other end of the hose (511) is fixed to one end of the fixing pipe (509).

6. The construction warning board as claimed in claim 5, wherein the pushing mechanism comprises a ring (602) fixedly sleeved on the sidewall of the rotating shaft (104), the sidewall of the ring (602) is fixedly connected with a plurality of raised strips (603) arranged in an array, the lower end of the piston (503) is fixedly connected with a pushing rod (601), the lower end of the pushing rod (601) slides on the sidewall of the raised strips (603), the bottom of the working pipe (502) is fixedly connected with a second spring (504), and the upper end of the second spring (504) is fixed with the lower end of the piston (503).