Safety warning equipment for high-altitude operation
Technical Field
The invention relates to safety warning equipment, in particular to safety warning equipment for high-altitude operation.
Background
The high-place work is a work performed by a person at a high place with reference to a certain position. The national standard GB/T3608-2008 high place operation grading stipulation: "work at a high place where there is a possibility of falling at a height of 2m or more (including 2m) from the falling height reference surface is called high place work. "according to this definition, the range of work at high altitudes is fairly broad in the construction industry. When the operation is performed in a building, the operation is performed on a frame with the length of more than 2m, namely the high-altitude operation.
In order to facilitate the precaution work in the operation process and effectively prevent accidents of falling of people and objects from high places, according to the characteristics of the building industry, in the construction of building installation engineering, the construction operations of various forms of openings and adjacent edge properties within the structural range of buildings and structures, suspension and climbing operations, operation platform and three-dimensional crossing operations, and the construction operations of various types of holes, pits, ditches, grooves and other engineering outside the structural body and beside a channel are treated as high place operations and protected as long as the conditions are met.
When carrying out high altitude construction, must set up some protective apparatus and warning equipment, protection workman's safety warns pedestrian's safety, and the detour walking, current warning equipment for high altitude construction exist warning effect poor, be difficult to arouse pedestrian's attention, the shortcoming of operation complicacy, consequently need urgently to develop a warning effect is good, arouse people's attention easily, easy operation's safety warning equipment for high altitude construction.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects of poor warning effect, difficulty in attracting attention of pedestrians and complex operation of the conventional warning equipment for high-altitude operation, and the technical problem to be solved by the invention is to provide the safety warning equipment for high-altitude operation, which has good warning effect, easiness in attracting attention of people and simple operation.
(2) Technical scheme
In order to solve the technical problem, the invention provides safety warning equipment for high-altitude operation, which comprises a bottom plate, a right support, a transverse plate, a driving mechanism, a vertical rod, a warning board and a warning mechanism, wherein the right support is arranged on the right side of the top of the bottom plate, the transverse plate is arranged on the left side of the top of the right support, the driving mechanism is arranged on the top of the transverse plate, the vertical rod is arranged on the left side of the driving mechanism, the warning board is arranged at the top end of the vertical rod, and the warning mechanism is arranged on the top of the bottom plate.
Preferably, actuating mechanism is including first branch, a first motor, the cam, second branch, the guide pin bushing, the guide arm, contact wheel and first spring, the diaphragm top is equipped with first branch and second branch, first branch is located the right-hand second branch, first branch top is equipped with first motor, be connected with the cam on the output shaft of first motor, second branch top is connected with the guide pin bushing, be equipped with the guide arm in the guide pin bushing, the guide arm right-hand member is connected with the contact wheel, contact wheel and cam contact, be connected with first spring between contact wheel and the guide pin bushing, guide arm left side top is connected with the montant bottom.
Preferably, remind the mechanism including the compression jar, a piston, the second spring, the lifter, the clamp plate, the intake pipe, first check valve, the outlet duct, the second check valve, the shower nozzle, third branch and fixed cover, bottom plate top right side is equipped with the compression jar, be equipped with the piston in the compression jar, piston and compression jar cooperation, be connected with the second spring between the top in piston top and the compression jar, be equipped with the lifter in the middle of the piston top, the lifter top is connected with the clamp plate, compression jar right side lower part is equipped with the intake pipe, be equipped with first check valve in the intake pipe, compression jar left side lower part is equipped with the outlet duct, be equipped with the second check valve in the outlet duct, bottom plate top left side is equipped with third branch, third branch top is connected with fixed cover, the outlet duct is connected with fixed cover, outlet duct trailing end connection has the shower nozzle.
Preferably, still including indicating mechanism, diaphragm bottom left side is equipped with indicating mechanism, indicating mechanism is including the second motor, primary shaft bearing, the screw rod, the nut, mount pad and pilot lamp, the diaphragm bottom is equipped with primary shaft bearing and second motor, the second motor is located the right-hand of primary shaft bearing, be connected with the screw rod on the output shaft of second motor, the screw rod passes primary shaft bearing, be equipped with the nut on the screw rod, screw rod and nut cooperation, the nut bottom is equipped with the mount pad, the pilot lamp is installed to the mount pad bottom.
Preferably, still including rotary mechanism, bottom plate top left side is equipped with rotary mechanism, and rotary mechanism is including second bearing frame, riser, electric putter, rack and gear, and bottom plate top left side is equipped with second bearing frame, and third branch bottom is located second bearing frame, and third branch lower part is equipped with the gear, and the right-hand riser that is equipped with of third branch, riser left side are equipped with electric putter, and the electric putter left end is connected with the rack, wheel and rack toothing.
Preferably, the device also comprises a support rod, wherein the support rod is obliquely arranged at the left side and the right side of the lower part of the vertical rod.
Preferably, still including mounting panel and light, warning sign front side upper portion is equipped with the mounting panel, and the light is installed to the mounting panel front side.
Preferably, the alarm is further included, and the alarm is arranged on the left side of the top of the transverse plate.
Preferably, the device also comprises wheels, and the left side and the right side of the bottom plate are both provided with the wheels.
The working principle is as follows: when high-altitude operation is carried out, warning equipment is required to be arranged to remind pedestrians of paying attention to safety, the warning board is arranged at a proper position, then the driving mechanism is controlled to work, the warning board can be driven to move left and right to attract the attention of the pedestrians, meanwhile, the driving mechanism drives the warning mechanism to work, air is sprayed to people, the warning effect is enhanced, the pedestrians can pay attention to the warning equipment more easily, and therefore the pedestrians can walk around the road.
Because actuating mechanism is including first branch, a first motor, the cam, second branch, the guide pin bushing, the guide arm, contact wheel and first spring, the diaphragm top is equipped with first branch and second branch, first branch is located the right-hand second branch, first branch top is equipped with first motor, be connected with the cam on the output shaft of first motor, second branch top is connected with the guide pin bushing, be equipped with the guide arm in the guide pin bushing, the guide arm right-hand member is connected with the contact wheel, contact wheel and cam contact, be connected with first spring between contact wheel and the guide pin bushing, guide arm left side top is connected with the montant bottom. Therefore, the first motor is controlled to rotate, the cam is driven to rotate, the contact wheel can roll on the cam, the guide rod moves left and right along with the cam, the first spring moves telescopically along with the guide rod, the vertical rod and the warning board move left and right along with the guide rod, the warning effect is improved, people can notice more easily, and after the high-altitude operation is completed, the first motor is controlled to stop working.
Because remind the mechanism including the compression jar, the piston, the second spring, the lifter, pressing plates, the intake pipe, first check valve, the outlet duct, the second check valve, the shower nozzle, third branch and fixed cover, bottom plate top right side is equipped with the compression jar, be equipped with the piston in the compression jar, piston and compression jar cooperation, be connected with the second spring between the top in piston top and the compression jar, be equipped with the lifter in the middle of the piston top, the lifter top is connected with the pressing plates, compression jar right side lower part is equipped with the intake pipe, be equipped with first check valve in the intake pipe, compression jar left side lower part is equipped with the outlet duct, be equipped with the second check valve in the outlet duct, bottom plate top left side is equipped with third branch, third branch top is connected with fixed cover, the outlet duct is connected with fixed cover, outlet duct trailing end connection has the shower nozzle. So the cam rotation can extrude the clamp plate downwards, because second spring elastic force effect clamp plate will upwards reset, so reciprocal, can drive the piston and reciprocate, the air enters into the compression cylinder from the first check valve in the inlet tube, then spouts the air through the shower nozzle blowout from the second check valve in the outlet tube is last, spouts the air to the pedestrian, makes the pedestrian notice warning equipment more easily, the detour walking.
Because still including indicating mechanism, diaphragm bottom left side is equipped with indicating mechanism, indicating mechanism is including the second motor, primary shaft bearing, the screw rod, the nut, mount pad and pilot lamp, the diaphragm bottom is equipped with primary shaft bearing and second motor, the second motor is located the right-hand of primary shaft bearing, be connected with the screw rod on the output shaft of second motor, the screw rod passes primary shaft bearing, be equipped with the nut on the screw rod, screw rod and nut cooperation, the nut bottom is equipped with the mount pad, the pilot lamp is installed to the mount pad bottom. So control second motor work, can drive the screw rod rotatory, and then drive the nut and remove, will control the pilot lamp simultaneously and open, the pilot lamp removes about along with the nut, improves warning effect, and after high altitude construction accomplished, the control pilot lamp was closed, controls second motor stop work.
Because still including rotary mechanism, bottom plate top left side is equipped with rotary mechanism, and rotary mechanism is including secondary bearing seat, riser, electric putter, rack and gear, and bottom plate top left side is equipped with secondary bearing seat, and third branch bottom is located secondary bearing seat, and third branch lower part is equipped with the gear, and the right-hand riser that is equipped with of third branch, riser left side are equipped with electric putter, and the electric putter left end is connected with the rack, wheel and rack toothing. Therefore, the electric push rod is controlled to do telescopic motion, the rack is driven to move left and right, the gear and the third supporting rod are driven to rotate, the fixed sleeve and the spray head rotate along with the rack, air is sprayed in a rotating mode, and the warning effect is good.
Because the utility model also comprises a support rod, the left and the right sides of the lower part of the vertical rod are obliquely provided with the support rod. Therefore, the warning board is more stable and cannot shake due to the principle that the triangle is strong in stability.
Therefore, the warning board further comprises an installation plate and a lighting lamp, the installation plate is arranged on the upper portion of the front side of the warning board, and the lighting lamp is installed on the front side of the installation plate. When the light is not good, the lighting lamp is controlled to be turned on, so that the warning board can be lightened, and the warning equipment is more striking.
Because still including the siren, the diaphragm top left side is equipped with the siren. Therefore, the alarm gives an alarm and the warning effect is improved.
Because still including the wheel, the bottom plate bottom left and right sides all is equipped with the wheel. The wheels make the invention move more conveniently and quickly.
(3) Advantageous effects
The air-spraying warning device has the advantages that the warning effect is good, people can easily attract attention, and the operation is simple.
Drawings
Fig. 1 is a first front view structure diagram of the present invention.
Fig. 2 is a second front view structure diagram of the present invention.
Fig. 3 is a third schematic view of the present invention.
Fig. 4 is a schematic front view of the rotating mechanism of the present invention.
Fig. 5 is a schematic diagram of a fourth front view structure according to the present invention.
The labels in the figures are: 1-bottom plate, 2-right bracket, 3-transverse plate, 4-driving mechanism, 41-first supporting rod, 42-first motor, 43-cam, 44-second supporting rod, 45-guide sleeve, 46-guide rod, 47-contact wheel, 48-first spring, 5-vertical rod, 6-warning board, 7-warning mechanism, 701-compression cylinder, 702-piston, 703-second spring, 704-lifting rod, 705-pressing plate, 706-air inlet pipe, 707-first one-way valve, 708-air outlet pipe, 109-second one-way valve, 710-spray head, 711-third supporting rod, 712-fixing sleeve, 8-indicating mechanism, 81-second motor, 82-first bearing seat, 83-screw rod, 84-nut, 85-a mounting seat, 86-an indicator light, 9-a rotating mechanism, 91-a second bearing seat, 92-a vertical plate, 93-an electric push rod, 94-a rack, 95-a gear, 10-a support rod, 11-a mounting plate, 12-a lighting lamp, 13-an alarm and 14-a wheel.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
The utility model provides a safety warning equipment for high altitude construction, as shown in fig. 1-5, including bottom plate 1, right branch frame 2, diaphragm 3, actuating mechanism 4, montant 5, warning sign 6 and warning mechanism 7, 1 top right side of bottom plate is equipped with right branch frame 2, 2 top left sides of right branch frame are equipped with diaphragm 3, 3 tops of diaphragm are equipped with actuating mechanism 4, 4 left sides of actuating mechanism are equipped with montant 5, 5 tops of montant are equipped with warning sign 6, 1 top of bottom plate is equipped with warning mechanism 7.
Example 2
The utility model provides a safety warning equipment for high altitude construction, as shown in fig. 1-5, including bottom plate 1, right branch frame 2, diaphragm 3, actuating mechanism 4, montant 5, warning sign 6 and warning mechanism 7, 1 top right side of bottom plate is equipped with right branch frame 2, 2 top left sides of right branch frame are equipped with diaphragm 3, 3 tops of diaphragm are equipped with actuating mechanism 4, 4 left sides of actuating mechanism are equipped with montant 5, 5 tops of montant are equipped with warning sign 6, 1 top of bottom plate is equipped with warning mechanism 7.
The driving mechanism 4 comprises a first supporting rod 41, a first motor 42, a cam 43, a second supporting rod 44, a guide sleeve 45, a guide rod 46, a contact wheel 47 and a first spring 48, the top of the transverse plate 3 is provided with the first supporting rod 41 and the second supporting rod 44, the first supporting rod 41 is positioned on the right side of the second supporting rod 44, the top end of the first supporting rod 41 is provided with the first motor 42, the cam 43 is connected to an output shaft of the first motor 42, the top end of the second supporting rod 44 is connected with the guide sleeve 45, the guide rod 46 is arranged in the guide sleeve 45, the right end of the guide rod 46 is connected with the contact wheel 47, the contact wheel 47 is in contact with the cam 43, the first spring 48 is connected between the contact wheel 47 and the guide sleeve 45, and the top of the left side of the guide rod 46 is connected with the bottom end of the vertical rod 5.
Example 3
The utility model provides a safety warning equipment for high altitude construction, as shown in fig. 1-5, including bottom plate 1, right branch frame 2, diaphragm 3, actuating mechanism 4, montant 5, warning sign 6 and warning mechanism 7, 1 top right side of bottom plate is equipped with right branch frame 2, 2 top left sides of right branch frame are equipped with diaphragm 3, 3 tops of diaphragm are equipped with actuating mechanism 4, 4 left sides of actuating mechanism are equipped with montant 5, 5 tops of montant are equipped with warning sign 6, 1 top of bottom plate is equipped with warning mechanism 7.
The driving mechanism 4 comprises a first supporting rod 41, a first motor 42, a cam 43, a second supporting rod 44, a guide sleeve 45, a guide rod 46, a contact wheel 47 and a first spring 48, the top of the transverse plate 3 is provided with the first supporting rod 41 and the second supporting rod 44, the first supporting rod 41 is positioned on the right side of the second supporting rod 44, the top end of the first supporting rod 41 is provided with the first motor 42, the cam 43 is connected to an output shaft of the first motor 42, the top end of the second supporting rod 44 is connected with the guide sleeve 45, the guide rod 46 is arranged in the guide sleeve 45, the right end of the guide rod 46 is connected with the contact wheel 47, the contact wheel 47 is in contact with the cam 43, the first spring 48 is connected between the contact wheel 47 and the guide sleeve.
The reminding mechanism 7 comprises a compression cylinder 701, a piston 702, a second spring 703, a lifting rod 704, a pressing plate 705, an air inlet pipe 706, a first one-way valve 707, an air outlet pipe 708, a second one-way valve 109, a spray head 710, a third supporting rod 711 and a fixing sleeve 712, wherein the compression cylinder 701 is arranged on the right side of the top of the bottom plate 1, the piston 702 is arranged in the compression cylinder 701, the piston 702 is matched with the compression cylinder 701, the second spring 703 is connected between the top of the piston 702 and the top of the compression cylinder 701, the lifting rod 704 is arranged in the middle of the top of the piston 702, the pressing plate 705 is connected to the top end of the lifting rod 704, the air inlet pipe 706 is arranged on the lower portion of the right side of the compression cylinder 701, the first one-way valve 707 is arranged in the air inlet pipe 706, the air outlet pipe 708 is arranged on the lower portion of the left side of the compression cylinder 701, the second one-way valve 109 is arranged in the air outlet pipe 708, the left side of the top of the bottom plate 1 is provided with the third supporting rod 711, the top end of the third supporting rod is connected with the fixing sleeve 712, the fixing sleeve 712 is connected with the air outlet pipe 708, the tail end of the air outlet pipe 708 is connected with a spray head 710.
Example 4
The utility model provides a safety warning equipment for high altitude construction, as shown in fig. 1-5, including bottom plate 1, right branch frame 2, diaphragm 3, actuating mechanism 4, montant 5, warning sign 6 and warning mechanism 7, 1 top right side of bottom plate is equipped with right branch frame 2, 2 top left sides of right branch frame are equipped with diaphragm 3, 3 tops of diaphragm are equipped with actuating mechanism 4, 4 left sides of actuating mechanism are equipped with montant 5, 5 tops of montant are equipped with warning sign 6, 1 top of bottom plate is equipped with warning mechanism 7.
The driving mechanism 4 comprises a first supporting rod 41, a first motor 42, a cam 43, a second supporting rod 44, a guide sleeve 45, a guide rod 46, a contact wheel 47 and a first spring 48, the top of the transverse plate 3 is provided with the first supporting rod 41 and the second supporting rod 44, the first supporting rod 41 is positioned on the right side of the second supporting rod 44, the top end of the first supporting rod 41 is provided with the first motor 42, the cam 43 is connected to an output shaft of the first motor 42, the top end of the second supporting rod 44 is connected with the guide sleeve 45, the guide rod 46 is arranged in the guide sleeve 45, the right end of the guide rod 46 is connected with the contact wheel 47, the contact wheel 47 is in contact with the cam 43, the first spring 48 is connected between the contact wheel 47 and the guide sleeve 45, and the top of the left side of the guide rod 46 is connected with the bottom end of the vertical rod 5.
The reminding mechanism 7 comprises a compression cylinder 701, a piston 702, a second spring 703, a lifting rod 704, a pressing plate 705, an air inlet pipe 706, a first one-way valve 707, an air outlet pipe 708, a second one-way valve 109, a spray head 710, a third supporting rod 711 and a fixing sleeve 712, wherein the compression cylinder 701 is arranged on the right side of the top of the bottom plate 1, the piston 702 is arranged in the compression cylinder 701, the piston 702 is matched with the compression cylinder 701, the second spring 703 is connected between the top of the piston 702 and the top of the compression cylinder 701, the lifting rod 704 is arranged in the middle of the top of the piston 702, the pressing plate 705 is connected to the top end of the lifting rod 704, the air inlet pipe 706 is arranged on the lower portion of the right side of the compression cylinder 701, the first one-way valve 707 is arranged in the air inlet pipe 706, the air outlet pipe 708 is arranged on the lower portion of the left side of, the tail end of the air outlet pipe 708 is connected with a spray head 710.
Still including indicating mechanism 8, diaphragm 3 bottom left side is equipped with indicating mechanism 8, indicating mechanism 8 is including second motor 81, first bearing frame 82, screw rod 83, nut 84, mount pad 85 and pilot lamp 86, diaphragm 3 bottom is equipped with first bearing frame 82 and second motor 81, second motor 81 is located first bearing frame 82 right-hand, be connected with screw rod 83 on second motor 81's the output shaft, screw rod 83 passes first bearing frame 82, be equipped with nut 84 on the screw rod 83, screw rod 83 and nut 84 cooperation, nut 84 bottom is equipped with mount pad 85, pilot lamp 86 is installed to mount pad 85 bottom.
Still including rotary mechanism 9, 1 top left side of bottom plate is equipped with rotary mechanism 9, rotary mechanism 9 is including second bearing 91, riser 92, electric putter 93, rack 94 and gear 95, 1 top left side of bottom plate is equipped with second bearing 91, third branch 711 bottom is located second bearing 91, third branch 711 lower part is equipped with gear 95, the right-hand riser 92 that is equipped with of third branch 711, riser 92 left side is equipped with electric putter 93, electric putter 93 left end is connected with rack 94, gear 95 and rack 94 meshing.
The utility model also comprises a support bar 10, wherein the left side and the right side of the lower part of the vertical bar 5 are obliquely provided with the support bar 10.
Still including mounting panel 11 and light 12, 6 front side upper portions of warning sign are equipped with mounting panel 11, and light 12 is installed to mounting panel 11 front side.
The alarm device 13 is further included, and the alarm device 13 is arranged on the left side of the top of the transverse plate 3.
The utility model also comprises wheels 14, and the left and right sides of the bottom plate 1 are provided with the wheels 14.
The working principle is as follows: when high-altitude operation is carried out, warning equipment is required to be arranged to remind pedestrians of paying attention to safety, the warning device is arranged at a proper position, the driving mechanism 4 is controlled to work, the warning board 6 can be driven to move left and right to attract the attention of the pedestrians, meanwhile, the driving mechanism 4 drives the warning mechanism 7 to work, air is sprayed to the pedestrians, the warning effect is enhanced, the pedestrians can pay attention to the warning equipment more easily, and therefore the pedestrians can walk around the road.
Because the driving mechanism 4 comprises a first supporting rod 41, a first motor 42, a cam 43, a second supporting rod 44, a guide sleeve 45, a guide rod 46, a contact wheel 47 and a first spring 48, the top of the transverse plate 3 is provided with the first supporting rod 41 and the second supporting rod 44, the first supporting rod 41 is positioned at the right side of the second supporting rod 44, the top end of the first supporting rod 41 is provided with the first motor 42, the cam 43 is connected to an output shaft of the first motor 42, the top end of the second supporting rod 44 is connected with the guide sleeve 45, the guide rod 46 is arranged in the guide sleeve 45, the right end of the guide rod 46 is connected with the contact wheel 47, the contact wheel 47 is in contact with the cam 43, the first spring 48 is connected between the contact wheel 47 and the guide sleeve 45, and the top of the left side of the guide rod 46 is connected with the bottom end of the vertical rod 5. Therefore, the first motor 42 is controlled to rotate, the cam 43 is driven to rotate, the contact wheel 47 can roll on the cam 43, the guide rod 46 moves left and right along with the cam, the first spring 48 moves telescopically along with the cam, the vertical rod 5 and the warning board 6 move left and right along with the cam, the warning effect is improved, people can notice more easily, and the first motor 42 is controlled to stop working after high-altitude operation is completed.
Because the reminding mechanism 7 comprises a compression cylinder 701, a piston 702, a second spring 703, a lifting rod 704, a pressure plate 705, an air inlet pipe 706, a first one-way valve 707, an air outlet pipe 708, a second one-way valve 109, a spray head 710, a third supporting rod 711 and a fixing sleeve 712, the compression cylinder 701 is arranged on the right side of the top of the bottom plate 1, the piston 702 is arranged in the compression cylinder 701, the piston 702 is matched with the compression cylinder 701, the second spring 703 is connected between the top of the piston 702 and the top of the compression cylinder 701, the lifting rod 704 is arranged in the middle of the top of the piston 702, the pressure plate 705 is connected to the top end of the lifting rod 704, the air inlet pipe 706 is arranged on the lower portion of the right side of the compression cylinder 701, the first one-way valve 707 is arranged in the air inlet pipe 706, the air outlet pipe 708 is arranged on the lower portion of the left side of the compression cylinder 701, the second one-way valve 109 is arranged in the air outlet pipe 708, the left side of the top of the bottom plate 1 is provided with the third supporting rod 711, the top end of the third supporting rod is connected with the fixing sleeve 712, and the fixing sleeve 712 is connected with the air outlet pipe 708, the tail end of the air outlet pipe 708 is connected with a spray head 710. Therefore, the cam 43 rotates to press the pressing plate 705 downwards, the pressing plate 705 returns upwards due to the elastic force of the second spring 703, and the piston 702 is driven to move up and down in a reciprocating mode, air enters the compression cylinder 701 from the first one-way valve 707 in the air inlet pipe 706, is finally sprayed out from the spray head 710 through the second one-way valve 109 in the air outlet pipe 708, and is sprayed out to pedestrians, so that the pedestrians can notice the warning device more easily and walk around.
Because still including indicating mechanism 8, diaphragm 3 bottom left side is equipped with indicating mechanism 8, indicating mechanism 8 is including second motor 81, first bearing frame 82, screw rod 83, nut 84, mount pad 85 and pilot lamp 86, diaphragm 3 bottom is equipped with first bearing frame 82 and second motor 81, second motor 81 is located the right-hand of first bearing frame 82, be connected with screw rod 83 on the output shaft of second motor 81, screw rod 83 passes first bearing frame 82, be equipped with nut 84 on the screw rod 83, screw rod 83 and nut 84 cooperation, the nut 84 bottom is equipped with mount pad 85, pilot lamp 86 is installed to mount pad 85 bottom. Therefore, the second motor 81 is controlled to work, the screw 83 can be driven to rotate, the nut 84 is driven to move left and right, the indicator lamp 86 is controlled to be turned on, the indicator lamp 86 moves left and right along with the nut 84, the warning effect is improved, and after the high-altitude operation is completed, the indicator lamp 86 is controlled to be turned off, and the second motor 81 is controlled to stop working.
Because still including rotary mechanism 9, 1 top left side of bottom plate is equipped with rotary mechanism 9, rotary mechanism 9 is including second bearing 91, riser 92, electric putter 93, rack 94 and gear 95, 1 top left side of bottom plate is equipped with second bearing 91, third branch 711 bottom is located second bearing 91, third branch 711 lower part is equipped with gear 95, the right-hand riser 92 that is equipped with of third branch 711, riser 92 left side is equipped with electric putter 93, electric putter 93 left end is connected with rack 94, gear 95 and rack 94 meshing. Therefore, the electric push rod 93 is controlled to move in a telescopic manner, so as to drive the rack 94 to move left and right, so that the gear 95 and the third supporting rod 711 are driven to rotate, the fixing sleeve 712 and the spray head 710 rotate along with the rotation, air is sprayed in a rotating manner, and the warning effect is good.
Because the utility model also comprises a support bar 10, the left and the right sides of the lower part of the vertical bar 5 are obliquely provided with the support bar 10. Therefore, the warning board 6 is more stable and does not shake due to the principle that the triangle is strong in stability.
Therefore, the warning board further comprises an installation plate 11 and an illuminating lamp 12, the installation plate 11 is arranged on the upper portion of the front side of the warning board 6, and the illuminating lamp 12 is installed on the front side of the installation plate 11. When the light is not good, the illuminating lamp 12 is controlled to be turned on, so that the warning board 6 can be illuminated, and the warning equipment is more striking.
Because the alarm 13 is also included, the alarm 13 is arranged on the left side of the top of the transverse plate 3. Therefore, the alarm 13 gives an alarm to improve the warning effect.
Because the bottom plate also comprises the wheels 14, the wheels 14 are arranged on the left side and the right side of the bottom plate 1. The wheels 14 make the present invention more convenient and quick to move.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.