CN210048412U

CN210048412U - Prevent safe intelligent monitoring device that tower crane topples

Info

Publication number: CN210048412U
Application number: CN201920797614.5U
Authority: CN
Inventors: 宋建禹; 王晓宇; 何向兵
Original assignee: China Construction Excellence Construction Management Co Ltd
Current assignee: China Construction Excellence Construction Management Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-11
Anticipated expiration: 2029-05-29

Abstract

The utility model relates to a prevent safe intelligent monitoring device that tower crane toppled, including jacking crossbeam, standard festival and climbing device, jacking crossbeam level sets up and both ends are fixed with the anticreep round pin axle, be fixed with on the standard festival and mark time, mark time on set up with anticreep round pin axle matched with circular arc groove, climbing device is last to be provided with jacking cylinder, and jacking cylinder's lower extreme articulates the middle part at the jacking crossbeam, the round pin groove has been seted up on the jacking crossbeam, the round pin inslot is provided with the safety pin, mark time on set up with safety pin matched with safety pin hole, be fixed with the handle on the safety pin, the round pin inslot is provided with the dog. The utility model discloses have the effect that reduces jacking crossbeam anticreep round pin axle and deviate from the probability from the arc groove.

Description

Prevent safe intelligent monitoring device that tower crane topples

Technical Field

The utility model belongs to the technical field of a technical field of prevent device that tower crane toppled and specifically relates to a prevent safe intelligent monitoring device that tower crane toppled.

Background

In the building construction process, tower crane overturning accidents caused by various potential safety hazards occur occasionally, and the tower crane overturning accidents often cause great loss to lives and properties of people. When the tower crane is used for jacking, the jacking cross beam is separated from the step arc groove due to irregular operation, which is an important reason for the overturning accident of the tower crane.

At present, application publication number is CN 106429876A's patent document discloses a jacking crossbeam structure, including upper cover plate and lower apron, the upper cover plate with connect through the web down between the apron, the flitch is installed respectively to both sides in the middle of the web, install the otic placode on the flitch, every side two support rib plate, two are all installed to the flitch lower extreme be provided with the connecting axle in the shaft hole of otic placode, the axle head baffle is installed through bolt and nut to connecting axle one side, the square steel is installed respectively to the web both sides, equal fixed mounting has the round pin axle in the middle of the square steel lateral surface.

Above-mentioned jacking crossbeam structure is owing to not set up the safety pin, takes place the condition that the jacking crossbeam deviates from the circular arc groove that the standard festival was marked time easily in jacking operation process, if the frame that climbs is rising this moment, the supporting role that the upper portion of tower crane has lost the jacking crossbeam must can the unstability, and then tower crane upper portion is very easily from the top of the tower landing, causes the tower crane accident of toppling.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a prevent safe intelligent monitoring device that tower crane toppled, it has the effect that reduces jacking crossbeam anticreep round pin axle and deviate from the probability from the arc groove.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a prevent safe intelligent monitoring device that tower crane toppled, includes jacking crossbeam, standard festival and climbing device, jacking crossbeam level sets up and both ends are fixed with the anticreep round pin axle, be fixed with on the standard festival and mark time, mark time and set up the circular arc groove with anticreep round pin axle matched with, climbing device is last to be provided with jacking cylinder, and jacking cylinder's lower extreme articulates at the middle part of jacking crossbeam, the cotter way has been seted up on the jacking crossbeam, the cotter inslot is provided with the safety pin, mark time and set up the safety pinhole with safety pin matched with, be fixed with the handle on the safety pin, the cotter inslot is provided with the dog.

Through adopting above-mentioned technical scheme set up the keyway on the jacking crossbeam and set up the safety pin in the keyway set up on marking time with safety pin matched with safety pin pinhole, because the safety pin just can insert the safety pin hole when the anticreep round pin axle correctly falls into the circular arc inslot, the staff inserts the safety pin in the safety pin hole and stands for the anticreep round pin axle just normal position, the safety pin that inserts in the safety pin hole can bear partial load and is favorable to making the jacking crossbeam keep normal position fixed handle is favorable to the staff to take out and inserts the safety pin on the safety pin, and the dog that sets up in the keyway can restrict the motion of handle and then the position of restriction safety pin when the jacking operation, is favorable to reducing the probability that jacking crossbeam anticreep round pin axle deviate from the circular arc inslot.

The utility model discloses a further set up to: and a blocking piece is fixed at one end of the safety pin, which is different from the safety pin hole, and a magnet matched with the blocking piece is fixed on the jacking cross beam.

Through adopting above-mentioned technical scheme the safety pin is different from the fixed separation blade of the one end of safety pin hole, fixed and separation blade matched with magnet on the jacking crossbeam, and when the safety pin inserted the safety pin hole, the separation blade can be inhaled to magnet, is favorable to reducing the probability that the safety pin that causes because of vibration and external force reason deviates from the safety pin hole, and is favorable to the staff to perceive the safety pin and insert when the blind plugging and target in place.

The utility model discloses a further set up to: the climbing device comprises a climbing frame, a movable climbing claw is hinged to the climbing frame, an air cylinder is arranged above the movable climbing claw, one end of the air cylinder is hinged to the climbing frame, and the other end of the air cylinder is hinged to the movable climbing claw.

Through adopting above-mentioned technical scheme, articulated activity climbs the claw on climbing the frame, and the activity is climbed claw top and is set up the cylinder, articulates the one end of cylinder on climbing the frame, and the other end articulates on the activity climbs the claw, and during the jacking operation, the staff can drive actuating cylinder and climb the claw with the activity and take to lean on in the top of marking time or climb the claw with the activity and withdraw, is favorable to reducing staff's the amount of labour.

The utility model discloses a further set up to: and a first sensor is arranged in the pin slot, and the first sensor is connected with a central processing unit which is connected with an electromagnetic valve of the jacking oil cylinder.

Through adopting above-mentioned technical scheme set up sensor one in the cotter way, be connected sensor one with central processing unit, central processing unit is connected with jacking cylinder's solenoid valve, and sensor one can detect the position of cotter inslot handle to give central processing unit with the signal transmission, central processing unit can control jacking cylinder solenoid valve according to the signal received, reduces the probability because of the human misoperation causes the accident.

The utility model discloses a further set up to: and a second sensor is fixed on the climbing frame, a second climbing claw stop iron is arranged on the movable climbing claw, the second sensor and the second climbing claw stop iron are arranged at the same horizontal height and correspond to each other, and the second sensor is connected with the central processing unit.

Through adopting above-mentioned technical scheme fixed sensor two on climbing the frame the activity is climbed and is set up on the claw and climb the claw stop iron, set up sensor two and climb the claw stop iron at same level and correspond each other to with sensor two with central processing unit is connected, thereby sensor two can detect the position that climbs the claw stop iron and detect the movable reset condition of climbing the claw, and to central processing unit transmission signal, central processing unit can control jacking cylinder solenoid valve according to the signal received, reduces the probability because of the manual misoperation causes the accident.

The utility model discloses a further set up to: and a third sensor is arranged on the climbing frame, the third sensor is arranged below the second sensor, and the third sensor is connected with the central processing unit.

Through adopting above-mentioned technical scheme, set up sensor three on climbing the frame, set up sensor three in the below of sensor two and with sensor three with central processing unit is connected, and sensor three can detect the position of anticreep round pin axle to give central processing unit with the signal transmission, central processing unit can control jacking cylinder solenoid valve according to the signal received, reduces the probability because of the human misoperation causes the accident.

The utility model discloses a further set up to: a damping block is fixed on the lower side face of the jacking cross beam, and an impact seat is fixed on the standard knot.

Through adopting above-mentioned technical scheme, when meetting the emergency that anticreep round pin axle deviate from the circular arc inslot when the jacking operation, the jacking crossbeam can the landing downwards, and then the snubber block can strike and make tower crane temporary stability on strikeing the seat, is favorable to striving for the time for staff's the fleeing.

The utility model discloses a further set up to: the shock absorption block is made of shock absorption rubber, and the impact seat is a concave channel steel with an upward opening.

Through adopting above-mentioned technical scheme, set the snubber block to yielding rubber, be favorable to reducing the load that strikes the seat and bear when receiving the impact, will strike the seat and set up to the concave channel-section steel, be favorable to reducing the probability that the anticreep round pin axle deviates from striking the seat and cause the secondary landing.

To sum up, the utility model discloses a beneficial technological effect does:

1. the safety pin can bear partial load and is favorable for keeping the jacking cross beam in a normal position, the handle is favorable for workers to insert and pull the safety pin, the stop block arranged in the pin groove can limit the movement of the handle during jacking operation so as to limit the position of the safety pin, and the probability that the anti-falling pin shaft of the jacking cross beam is separated from the arc groove is favorably reduced; the matching of the magnet and the blocking piece is favorable for reducing the probability of the safety pin falling out of the safety pin hole due to vibration and external force, and is favorable for workers to perceive that the safety pin is inserted in place during blind insertion; the movable climbing claws are beneficial to reducing the labor capacity of workers;

2. the first sensor can detect the position of a handle in the pin groove, the second sensor can detect the reset condition of the movable climbing claw, the third sensor can detect the position of the anti-falling pin shaft, and the central processing unit can control the electromagnetic valve of the jacking oil cylinder according to the received signals of the sensors, so that the probability of accidents caused by manual operation errors is reduced;

3. run into the emergency that anticreep round pin axle deviate from the circular arc inslot when the jacking operation, the snubber block striking is being favorable to striving for the time for the fleeing for one's life of staff impacting the seat, sets the snubber block to yielding rubber and is favorable to reducing and strikes the load that the seat bore when receiving the impact, will strike the seat and set to the spill channel-section steel and be favorable to reducing the probability that the anticreep round pin axle deviates from and causes the secondary landing from impacting the seat.

Drawings

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

FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic view of the installation structure of the impact socket and the standard knot.

In the figure, 1, jacking a cross beam; 11. an anti-drop pin shaft; 12. a pin slot; 13. a first sensor; 14. a stopper; 15. a shear pin; 16. a handle; 17. a baffle plate; 18. a magnet; 19. damping rubber; 2. a standard section; 21. stepping; 211. an arc groove; 212. a safety pin hole; 22. an impact base; 3. a climbing frame; 31. a movable climbing claw; 311. climbing a claw stop iron; 32. a cylinder; 33. a second sensor; 34. a third sensor; 4. and (4) a jacking oil cylinder.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a prevent safety can monitoring device of tower crane toppling, including jacking crossbeam 1 and standard festival 2, 1 level setting of jacking crossbeam and both ends are fixed with anticreep round pin axle 11, are fixed with on the standard festival 2 and mark time 21, mark time 21 for platelike structure, mark time 21 on offer with anticreep round pin axle 11 matched with arc groove 211, arc groove 211's opening upwards, when carrying out the tower crane jacking operation, anticreep round pin axle 11 can support in arc groove 211.

Referring to fig. 1 and 2, pin grooves 12 are formed at two ends of a jacking cross beam 1, through holes are formed in the side walls of the pin grooves 12, safety pins 15 are in sliding fit in the through holes, the safety pins 15 are horizontally arranged, the center lines of the safety pins 15 are perpendicular to the plate surface of a step 21, and safety pin holes 212 matched with the safety pins 15 are formed in the step 21; the safety pin 15 is provided with a handle 16, the handle 16 is a long strip-shaped block-shaped structure, the length direction of the handle 16 is perpendicular to the safety pin 15, one end of the handle 16 is fixed on the safety pin 15, a stop block 14 is arranged in the pin groove 12, the stop block 14 is fixed below the safety pin 15 in the pin groove 12, when the handle 16 is not operated by a person, the stop block 14 can stop the handle 16 from moving left and right to limit the position of the safety pin 15, when the worker needs to insert the safety pin 15 into the safety pin hole 212, the worker can pull the handle 16 upwards by hand to enable the handle 16 to rotate a certain angle around the central line of the safety pin 15, then the safety pin 15 is inserted into the safety pin hole 212, and when the anti-falling pin 11 correctly falls into the arc groove 211.

Referring to fig. 1 and 2, a blocking piece 17 is fixed at one end of the safety pin 15 far away from the safety pin hole 212, when the safety pin 15 is inserted into the safety pin hole 212, a magnet 18 is fixed at a position where the jacking cross beam 1 is in contact with the blocking piece 17, and the magnet 18 can attract the blocking piece 17, so that the probability that the safety pin 15 is separated from the safety pin hole 212 due to vibration and external force is reduced, and a worker can sense that the safety pin 15 is inserted in place during blind insertion.

Referring to fig. 1 and 2, a climbing frame 3 is in sliding fit with the outer side of a standard knot 2, a jacking oil cylinder 4 is arranged on the climbing frame 3, a lug is fixed at the middle part of a jacking cross beam 1, the lower end of the jacking oil cylinder 4 is hinged in the lug, a sensor I13 is arranged in a pin groove 12, the sensor I13 is connected with a central processing unit, the central processing unit is connected with an electromagnetic valve of the jacking oil cylinder 4, and when a safety pin 15 is inserted into a safety pin hole 212, a handle 16 can shield the sensor I13.

Referring to fig. 1 and 2, a movable climbing claw 31 is hinged on a climbing frame 3, a cylinder 32 is arranged above the movable climbing claw 31, one end of the cylinder 32 is hinged on the climbing frame 3, the other end of the cylinder is hinged on the movable climbing claw 31, when the climbing frame 3 is jacked, a worker drives the cylinder 32 to withdraw the movable climbing claw 31, when the movable climbing claw 31 upwards climbs a step 21, the worker drives the cylinder 32 to enable the movable climbing claw 31 to be lapped above the step 21, at the moment, if the jacking cylinder 4 retracts under the condition that a new standard knot 2 is not installed to enable the anti-dropping pin shaft 11 to be separated from the arc groove 211, and then the gravity of the climbing frame 3 and the upper part of the tower crane are all supported by the step 21 lapped by the movable climbing claw 31.

Referring to fig. 1 and 2, a second sensor 33 is fixed on the climbing frame 3, a second movable climbing claw 31 is provided with a second climbing claw stop iron 311, the second sensor 33 and the second climbing claw stop iron 311 are arranged at the same horizontal height and correspond to each other, the second sensor 33 is connected with the central processing unit, and the second sensor 33 can be shielded by the second climbing claw stop iron 311 after the second movable climbing claw 31 is arranged above the step 21.

Referring to fig. 1 and 2, a third sensor 34 is fixed on the climbing frame 3, the third sensor 34 is arranged below the second sensor 33, the third sensor 34 is connected with the central processing unit, when the movable climbing claw 31 abuts on the upper side of the step 21, the third sensor 34 and the circular arc groove 211 are at the same horizontal position, and at the moment, if the anti-falling pin shaft 11 falls into the circular arc groove 211, the anti-falling pin shaft 11 can shield the third sensor 34.

Referring to fig. 1 and 3, be fixed with yielding rubber 19 on the downside at jacking crossbeam 1 both ends, be fixed with on the standard festival 2 and strike seat 22, it is the ascending concave channel-section steel of an opening to strike seat 22, it is corresponding with yielding rubber 19 in vertical direction to strike seat 22 setting in the below of marking time 21, it can bear impact load to strike seat 22, combine fig. 2, meet the emergency that anticreep round pin axle 11 deviate from in the circular arc groove 211 when the jacking operation, jacking crossbeam 1 can be the landing downwards, and then yielding rubber 19 can strike and make the tower crane temporary stability in the recess that strikes seat 22, be favorable to striving for the time for staff's the fleeing for.

Referring to fig. 1 and 2, during jacking operation, when the climbing frame 3 climbs upwards for a certain distance, if the jacking cylinder 4 needs to be retracted, a worker needs to pull the safety pin 15 out of the safety pin hole 212, at this time, the first sensor 13 does not detect the handle 16 and transmits a signal to the central processing unit, the central processing unit starts to receive a signal of the second sensor 33 after receiving the signal, the second sensor 33 transmits a signal to the central processing unit after detecting that the claw climbing iron stopper 311 is in the right position, the central processing unit controls the electromagnetic valve of the jacking cylinder 4 to keep the oil path communicated, and therefore the worker can drive the jacking cylinder 4 to retract.

Referring to fig. 1 and 2, during jacking operation, under the condition that the jacking cylinder 4 retracts upwards, if the climbing frame 3 needs to be jacked upwards, a worker needs to correctly fall the anti-falling pin shaft 11 into the arc groove 211, then the sensor three 34 detects that the anti-falling pin shaft 11 is in the right position, a signal is transmitted to the central processing unit, the central processing unit receives the signal and then controls the electromagnetic valve of the jacking cylinder 4 to disconnect an oil way, after the worker inserts the safety pin 15 into the safety pin hole 212, the sensor one 13 detects the handle 16 and transmits the signal to the central processing unit, and the central processing unit controls the electromagnetic valve of the jacking cylinder 4 to connect the oil way, so that the worker can drive the jacking cylinder 4 to jack up the climbing frame 3 upwards.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a prevent safe intelligent monitoring device that tower crane toppled, includes jacking crossbeam (1), standard festival (2) and climbing device, jacking crossbeam (1) level sets up and both ends are fixed with anticreep round pin axle (11), be fixed with on standard festival (2) and mark time (21), mark time (21) on offer with anticreep round pin axle (11) matched with circular arc groove (211), be provided with jacking cylinder (4) on the climbing device, the lower extreme of jacking cylinder (4) articulates at the middle part of jacking crossbeam (1), its characterized in that: the lifting beam (1) is provided with a pin groove (12), a safety pin (15) is arranged in the pin groove (12), a safety pin hole (212) matched with the safety pin (15) is formed in the step (21), a handle (16) is arranged on the safety pin (15), and a stop block (14) is arranged in the pin groove (12).

2. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 1, characterized in that: and a blocking piece (17) is fixed at one end of the safety pin (15) different from the safety pin hole (212), and a magnet (18) matched with the blocking piece (17) is fixed on the jacking cross beam (1).

3. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 1 or 2, characterized in that: the climbing device comprises a climbing frame (3), a movable climbing claw (31) is hinged to the climbing frame (3), an air cylinder (32) is arranged above the movable climbing claw (31), one end of the air cylinder (32) is hinged to the climbing frame (3), and the other end of the air cylinder is hinged to the movable climbing claw (31).

4. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 3, characterized in that: and a first sensor (13) is arranged in the pin slot (12), the first sensor (13) is connected with a central processing unit, and the central processing unit is connected with an electromagnetic valve of the jacking oil cylinder (4).

5. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 4, characterized in that: a second sensor (33) is fixed on the climbing frame (3), a claw climbing stop iron (311) is arranged on the movable climbing claw (31), the second sensor (33) and the claw climbing stop iron (311) are arranged at the same horizontal height and correspond to each other, and the second sensor (33) is connected with the central processing unit.

6. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 5, characterized in that: a third sensor (34) is arranged on the climbing frame (3), the third sensor (34) is arranged below the second sensor (33), and the third sensor (34) is connected with the central processing unit.

7. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 1 or 2, characterized in that: be fixed with the snubber block on jacking crossbeam (1) downside, be fixed with on standard festival (2) and strike seat (22).

8. The safety intelligent monitoring device for preventing the tower crane from overturning according to claim 7, characterized in that: the shock absorption block is made of shock absorption rubber (19), and the impact seat (22) is a concave channel steel with an upward opening.