CN209922854U

CN209922854U - Foldable operation platform protection device for crawler-type overhead working truck

Info

Publication number: CN209922854U
Application number: CN201920582321.5U
Authority: CN
Inventors: 徐其军; 王景玉
Original assignee: Jiangsu Falcon Machinery Co Ltd
Current assignee: Jiangsu Yingshi Technology Co., Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-01-10
Anticipated expiration: 2029-04-25

Abstract

The utility model discloses a folded cascade work platform protector for crawler-type high altitude construction car relates to high altitude construction technical field. This folded cascade operation platform protector for crawler-type high altitude construction car, including the base, four sides at base top all inlay and are equipped with the bounding wall, and articulated in the bounding wall have a rail, have all seted up the cavity in four sides of base bottom, and one side of cavity and the outside intercommunication of base, sliding connection has the removal frame in the cavity. This folded cascade operation platform protector for crawler-type high altitude construction car, personnel will certainly collide with the rail when the platform will be turned over owing to the accident, thereby contact insurance spare will remove the frame and stretch out based on compression spring elasticity after to the restriction of removing the frame, make the string bag be located the outside of base and reach the protection of preventing weighing down to personnel, the cooperation setting of holding rod simultaneously is convenient for personnel to snatch in order fixed self, prevents that personnel from receiving the air current in the string bag and blowing the condition that produces and rock by a wide margin.

Description

Foldable operation platform protection device for crawler-type overhead working truck

Technical Field

The utility model relates to an aerial working technical field specifically is a folded cascade work platform protector for crawler-type aerial working car.

Background

The high-altitude operation is carried out on high-altitude maintenance, cleaning, maintenance and other work of a building basically in a manual mode, the traditional mode is that a safety rope is bound on an operator, and meanwhile, the operator is hung in the air to carry out the high-altitude operation in a mode of being placed downwards from the top of the building, and the mode is gradually replaced by the conventional high-altitude operation vehicle, and the high-altitude operation is carried out by pushing a working platform in the operator to a working position. Compared with the traditional operation mode, the safety is higher, but in the high-altitude operation environment, the flow velocity of the air flow around the operator is faster than that of the air flow on the ground, the influence on the operator can still be formed, and certain potential falling hazards of the operator also exist.

The invention discloses a protection device for a falling-prevention overhead working truck, which is called CN 107628580A in China, and comprises a protection component arranged on an overhead working platform, a hurdle frame adopting a telescopic rod, an upper protection blocking net arranged on a telescopic sub-rod of the telescopic rod, and an active protection tuck net arranged around a manned platform, so that the occurrence of potential safety hazards is avoided. But because the protection string bag is fixedly installed around the platform, the horizontal area of the platform is greatly increased, so that a large interval exists between the platform and the building body, and operators are not convenient to operate on the surface of the building body.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a folded cascade operation platform protector for crawler-type high altitude construction car can stretch out the string bag when the platform is turned out to the personnel accident and protect the personnel, does not influence the normal operation of operating personnel on the platform under the unexpected condition simultaneously.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a folded cascade operation platform protector for crawler-type high altitude construction car, the on-line screen storage device comprises a base, four sides at base top all inlay and are equipped with the bounding wall, and articulated in the bounding wall have a rail, the cavity has all been seted up in four sides of base bottom, and one side of cavity and the outside intercommunication of base, sliding connection has the removal frame in the cavity, and remove one side fixedly connected with horizontal pole of frame, the horizontal pole carries on the back one side of removing the frame and runs through the cavity and extend to the outside of base, the holding tank has been seted up to the top of cavity, and holding tank and cavity intercommunication, the welding has the fuse in the bottom of rail, and the bottom of fuse extends to in the cavity.

Remove one side fixedly connected with compression spring's of frame one end, and compression spring's the other end fixed connection on the inner wall of cavity, the welding of one side that removes the frame bottom and be close to compression spring has the guide block, and the guide way has been seted up to the interior bottom of cavity, and sliding connection has the guide block in the guide way, removes fixedly connected with string bag in the frame, and the left and right sides that removes the frame inner wall all is provided with buffer gear, removes one side that the frame top is close to compression spring and is provided with canceling release mechanical system.

Preferably, buffer gear includes the recess, the connecting block, lead slide bar and reset spring, the inner wall at the removal frame is seted up to the recess, the connecting block is located the recess, the left and right sides difference fixed connection of string bag is in the relative one side of two connecting blocks, and both sides difference fixed connection is at the top of both sides around removing the frame inner wall around the string bag, the upper and lower both ends difference fixed connection of leading the slide bar is in the upper and lower both sides of recess inner wall, the connecting block suit is on leading the slide bar, reset spring suit is on leading the second half section of slide bar, and reset spring's upper and lower both ends respectively with the bottom of connecting block and the interior bottom fixed connection of recess.

Preferably, the elasticity of the return spring is greater than the sum of the weights of the connecting block and the net bag, and the net bag has elastic deformation capacity.

Preferably, canceling release mechanical system is including buckling the pole, the middle rotating shaft, drive belt and fixed disk and bull stick, the bottom welding of buckling the pole is in the one side that is close to compression spring at the removal frame top, the opening that communicates with the base top is seted up to the top of buckling the pole, both ends difference swing joint is both sides around the opening inner wall around the middle rotating shaft, the anticlockwise winding of drive belt is on buckling the pole, two fixed disks are the top of a set of fixed connection at the base, the bull stick interlude is between two fixed disks, the one end of drive belt extends to in the opening and around the left side of middle rotating shaft and upwards extend clockwise winding on the bull stick.

Preferably, the center of the circle of the fixed disk is embedded with a ball shaft, the rotating rod transversely penetrates through the two ball shafts, and one end of the rotating rod is bent upwards and sleeved with an anti-slip sleeve.

Preferably, the bottom of the enclosing plate is communicated with the inner top of the cavity, the bottom of the safety piece penetrates through the communication position, the aperture of the communication position is three times of the width of the safety piece, and one side, contacting with the safety piece, of the top of the movable frame is downward concave.

The utility model provides a folded cascade work platform protector for crawler-type high altitude construction car. The method has the following beneficial effects:

(1) this folded cascade operation platform protector for crawler-type high altitude construction car, personnel must collide with the rail when being about to turn over the platform owing to the accident, thereby contact insurance spare will remove the frame based on compression spring elasticity after to the restriction of removing the frame and stretch out, make the string bag be located the outside of base and reach the protection of preventing weighing down to personnel, the cooperation setting of holding rod simultaneously is convenient for personnel to snatch with fixed self, prevent that personnel from receiving the air current in the string bag and blowing the condition that produces and shake by a wide margin, personnel's life safety has further been ensured.

(2) This folded cascade operation platform protector for crawler-type high altitude construction car thereby is convenient for operating personnel through setting up canceling release mechanical system and will stretch out the removal frame of base and reset to the cavity in, reaches the protection effect of preventing weighing down that lasts to personnel, and the impact force when simultaneously setting up through buffer gear can effectively reduce personnel and fall into the string bag prevents that personnel from having the potential safety hazard that the secondary bounced and lead to in the string bag.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B of FIG. 1 according to the present invention;

fig. 4 is a side view of the rotating rod of the present invention.

In the figure: 1 base, 2 coamings, 3 fences, 4 cavities, 5 moving frames, 6 cross bars, 7 accommodating grooves, 8 safety parts, 9 compression springs, 10 guide sliders, 11 guide chutes, 12 net bags, 13 buffer mechanisms, 14 reset mechanisms, 131 grooves, 132 connecting blocks, 133 guide sliding rods, 134 reset springs, 141 bending rods, 142 middle rotating shafts, 143 transmission belts, 144 fixed disks and 145 rotating rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a foldable operation platform protection device for a crawler-type high-altitude operation vehicle comprises a base 1, wherein four sides of the top of the base 1 are respectively embedded with a coaming 2, the coaming 2 is internally articulated with a fence 3, a rod piece used by hinging the fence 3 is a torsion spring rod piece, two ends of the torsion spring are respectively inserted in the coaming 2 and the fence 3, the torsion force of the torsion spring faces to the top of the base 1, four sides of the bottom of the base 1 are respectively provided with a cavity 4, one side of the cavity 4 is communicated with the outside of the base 1, a movable frame 5 is slidably connected in the cavity 4, one side of the movable frame 5 is fixedly connected with a cross rod 6, one side of the cross rod 6 opposite to the movable frame 5 penetrates through the cavity 4 and extends to the outside of the base 1, a holding tank 7 is arranged above the cavity 4, the holding tank 7 is communicated with the cavity 4, a safety piece 8 is welded in the bottom of the fence, the interior top intercommunication of 2 bottoms of bounding walls and cavity 4, this intercommunication department is run through to the bottom of insurance piece 8, and the aperture of intercommunication department is three times of insurance piece 8 width, removes 5 tops of frame and one side undercut of insurance 8 contact for insurance piece 8 has certain activity space, and can move out the linkage when rail 3 receives the striking and take place to rotate, thereby shifts out from removing 5 sunken departments of frame and remove the restriction effect to removing frame 5.

Remove one side fixedly connected with compression spring 9's of frame 5 one end, and compression spring 9's other end fixed connection is on the inner wall of cavity 4, the welding of one side that is close to compression spring 9 in removal frame 5 bottom has lead slider 10, lead spout 11 has been seted up to the interior bottom of cavity 4, and sliding connection has lead slider 10 in the lead spout 11, fixedly connected with string bag 12 in the removal frame 5, and the left and right sides of removing the 5 inner walls of frame all is provided with buffer gear 13, one side that the removal frame 5 top is close to compression spring 9 is provided with canceling release mechanical system 14.

Buffer gear 13 includes recess 131, connecting block 132, lead slide bar 133 and reset spring 134, recess 131 sets up the inner wall at removal frame 5, connecting block 132 is located recess 131, the left and right sides of string bag 12 is fixed connection respectively in two relative one sides of connecting block 132, and both sides are fixed connection respectively at the top of both sides around removal frame 5 inner wall around string bag 12, lead the upper and lower both ends of slide bar 133 upper and lower both sides of fixed connection respectively at recess 131 inner wall, connecting block 132 suit is on leading slide bar 133, reset spring 134 suit is on leading the second half section of slide bar 133, and reset spring 134 upper and lower both ends respectively with the bottom of connecting block 132 and the interior bottom fixed connection of recess 131, reset spring 134's elasticity is greater than the weight sum of connecting block 132 and string bag 12, and string bag 12 has elastic deformation ability, thereby can reach the effect of buffering string bag 12.

The reset mechanism 14 comprises a bending rod 141, a middle rotating shaft 142, a transmission belt 143, a fixed disc 144 and a rotating rod 145, the bottom end of the bending rod 141 is welded on one side of the top of the movable frame 5 close to the compression spring 9, a through hole communicated with the top of the base 1 is formed above the bending rod 141, the front end and the rear end of the middle rotating shaft 142 are respectively movably connected with the front side and the rear side of the inner wall of the through hole, the transmission belt 143 is wound on the bending rod 141 anticlockwise, the fixed discs 144 are fixedly connected with the top of the base 1 in a group, the rotating rod 145 is inserted between the two fixed discs 144, one end of the transmission belt 143 extends into the through hole, is wound on the rotating rod 145 upwards and extends clockwise, a ball shaft is embedded at the center of the fixed disc 144, the rotating rod 145 transversely penetrates in the two ball shafts, and one end, reset mechanism 14 is used by such a shape design to facilitate a person to hold and rotate rotating lever 145.

When a person collides with the rail 3, the rail 3 rotates due to the hinged installation mode, so that the safety part 8 rotates and moves out of the concave part of the movable frame 5, the movable frame 5 and the net bag 12 extend out of the cavity 4 and are positioned outside the base 1 under the elastic force of the compression spring 9, the falling prevention protection for the person is achieved, after the falling prevention protection and the person rescue are completed, the driving belt 143 can be driven to be wound on the rotating rod 145 in a mode of rotating the rotating rod 145, the movable frame 5 is driven to reset into the cavity 4 through the bending rod 141, and the safety part 8 enters the concave part of the movable frame 5 again to achieve the limiting effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a folded cascade work platform protector for crawler-type high altitude construction car, includes base (1), its characterized in that: the four sides of the top of the base (1) are respectively embedded with a surrounding plate (2), the surrounding plates (2) are internally hinged with a fence (3), cavities (4) are formed in the four sides of the bottom of the base (1), one side of each cavity (4) is communicated with the outside of the base (1), a movable frame (5) is connected in the cavity (4) in a sliding mode, a cross rod (6) is fixedly connected to one side of the movable frame (5), the cross rod (6) penetrates through the cavity (4) and extends to the outside of the base (1) in a back-to-back mode, an accommodating groove (7) is formed above the cavity (4), the accommodating groove (7) is communicated with the cavity (4), a safety piece (8) is welded in the bottom of the fence (3), and the bottom of the safety piece (8) extends into the cavity (4) and is in contact with the top of the movable frame (5);

remove the one end of one side fixedly connected with compression spring (9) of frame (5), and the other end fixed connection of compression spring (9) is on the inner wall of cavity (4), one side welding that removes frame (5) bottom and be close to compression spring (9) has guide block (10), guide slot (11) have been seted up to the interior bottom of cavity (4), and guide slot (11) sliding connection has guide block (10), fixedly connected with string bag (12) in removal frame (5), and the left and right sides that removes frame (5) inner wall all is provided with buffer gear (13), one side that removes frame (5) top and be close to compression spring (9) is provided with canceling release mechanical system (14).

2. The foldable work platform protection device for the crawler-type overhead working truck as claimed in claim 1, wherein: buffer gear (13) are including recess (131), connecting block (132), lead slide bar (133) and reset spring (134), the inner wall in removal frame (5) is seted up in recess (131), connecting block (132) are located recess (131), the left and right sides difference fixed connection of string bag (12) is in the relative one side of two connecting blocks (132), and both sides are fixed connection respectively at the top of removing frame (5) inner wall front and back both sides around string bag (12), the upper and lower both ends difference fixed connection of leading slide bar (133) is in the upper and lower both sides of recess (131) inner wall, connecting block (132) suit is on leading slide bar (133), reset spring (134) suit is on the lower half section of leading slide bar (133), and reset spring (134) upper and lower both ends respectively with the bottom of connecting block (132) and the interior bottom fixed connection of recess (131).

3. The foldable work platform protection device for the crawler-type overhead working truck as claimed in claim 2, wherein: the elasticity of the return spring (134) is greater than the sum of the weights of the connecting block (132) and the net bag (12), and the net bag (12) has elastic deformation capacity.

4. The foldable work platform protection device for the crawler-type overhead working truck as claimed in claim 1, wherein: reset mechanism (14) are including buckling pole (141), mesogenic axis (142), drive belt (143) and fixed disk (144) and bull stick (145), the bottom welding of buckling pole (141) is in the one side that moving frame (5) top is close to compression spring (9), the opening with base (1) top intercommunication is seted up to the top of buckling pole (141), both ends swing joint is in the front and back both sides of opening inner wall respectively around mesogenic axis (142), drive belt (143) anticlockwise winding is on buckling pole (141), fixed disk (144) two are the top of a set of fixed connection in base (1), bull stick (145) interlude is between two fixed disks (144), the one end of drive belt (143) extends to in the opening and around the left side of mesogenic axis (142) and upwards extend clockwise winding on bull stick (145).

5. The foldable work platform protection device for the crawler-type overhead working truck as claimed in claim 4, wherein: the center of the circle of the fixed disc (144) is embedded with a ball shaft, the rotating rod (145) transversely penetrates through the two ball shafts, and one end of the rotating rod (145) is bent upwards and sleeved with an anti-slip sleeve.

6. The foldable work platform protection device for the crawler-type overhead working truck as claimed in claim 1, wherein: the bottom of the enclosing plate (2) is communicated with the inner top of the cavity (4), the bottom of the safety piece (8) penetrates through the communication position, the aperture of the communication position is three times of the width of the safety piece (8), and one side, contacting with the safety piece (8), of the top of the movable frame (5) is downward sunken.