CN209230944U - A kind of drop shutter test device for cradle safety lock - Google Patents

Abstract

The utility model discloses a kind of drop shutter test device for cradle safety lock, including main support, two main supports top connecting cross beams, main support top is connected in the middle part of fence rail, and fence rail both ends respectively symmetrically connect time bracket；Protective baffle plate is provided with outside hanging basket between two times ipsilateral brackets of two main supports, protective baffle plate both ends are separately fixed on time bracket, protective baffle plate bottom is fixed on the base, bottom plate is installed above concrete pedestal, hanging basket is placed on, a guide plate is respectively set in bottom plate quadrangle, a through-hole is respectively set on each guide plate, a guide post is inserted into each through-hole respectively, guiding top end is equipped with limit plate, guiding column bottom is fixed on concrete pedestal, guide post is external to guide plate and is arranged with the first compression spring assembly in two sides up and down, yellow sand is filled in the concrete foundation sand pit of the lower surface of bottom plate, several second spring components are installed at interval in yellow sand, the lower surface of bottom plate is provided with protrusion.

Description

A kind of drop shutter test device for cradle safety lock

Technical field

The utility model relates to cradle safety lock safety test technical field, espespecially a kind of falling for cradle safety lock Experimental rig.

Background technique

Hanging basket is the building machinery of architectural engineering high altitude operation, acts on curtain wall installation, external wall construction and cleaning.Overhanging machine Framework is set on building or structures, suspension platform is driven using hoisting mechanism, by wirerope along building or structures The construction installation that facade is run up and down, and the job platform for operator's setting.Hanging basket is that one kind can substitute traditional pin Hand cradle can reduce labor intensity, improve working efficiency, and the novel high-rise working equipment that can be reused.Building hanging basket Using a kind of trend has been increasingly becoming, in the external wall construction of high-rise tier building, curtain wall installation, thermal insulation construction and maintenance cleaning It is widely recognized in exterior wall equal-height position operation, while can be used for the operation of the engineerings such as large tank, bridge and dam.Use this Product can exempt from scaffolding.Reduce construction cost, operating expenses is the 28% of traditional scaffold, and working efficiency is substantially It improves.Hanging basket flexible operation, displacement is easy, convenient and practical, securely and reliably.

Aerial work basket operation belongs to highly dangerous operation, when the personnel casualty accidents that aerial work basket operation causes Have generation, the main reason is that due to its key safety piece safety lock functional reliability it is unstable caused by, so reinforce pacify Full lock quality inspection is most important.The quality testing of safety lock includes safety lock simulation free falling lock rope Distance test, safety Slippage inspection, the measurement of free falling impact force and safety lock lock rope angle is locked to examine

At present in the quality testing for doing safety lock, since hanging basket own wt and mass weight are larger, it is used to when falling Property it is larger, external fixation bracket is mostly three-legged structure, and stability is inadequate, and when lock rope unsuccessfully lands, be easy so that Yellow sand below hanging basket splashes out, and makes the clothes of ground and testing crew dirty；And in hanging basket landing, impact force is larger, over the ground Face and hanging basket itself can all cause biggish damage, increase maintenance cost.

Utility model content

The technical problems to be solved in the utility model is external in the quality testing test of existing cradle safety lock consolidates Fixed rack stability is inadequate, and the cushion below hanging basket is easy to splash out, and in hanging basket landing, impact force is larger, to ground and hangs Basket itself can all cause biggish damage, a kind of drop shutter test device for cradle safety lock now be provided, to solve above-mentioned Problem.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:

The utility model provides a kind of drop shutter test device for cradle safety lock, including main support, main support are symmetrical Be set as two, connecting cross beams at the top of two main supports, left and right is connected to fence rail one end above main support, fence rail respectively with Crossbeam, main support are vertical, and the fence rail other end is respectively symmetrically welded on the secondary bracket for being parallel to main support direction, two main supports Between be provided with hanging basket；

The top of hanging basket is fixed with safety lock, is connected with safety rope and hoist rope on hanging basket, and safety rope one end is to downward Stretch and pass through safety lock, the other end of safety rope is fixed on the crossbeam at the top of main support by connector, pull rod, connector and Tension sensor is provided between pull rod, hoist rope is divided into two sections, including fixed length wirerope and hoist rope, fixed length steel Cord one end is fixed on hanging basket by withholding, and the other end is connected with detacher, and hoist rope, raising are connected at the top of detacher Wirerope is connected by the pulley blocks being fixed on crossbeam with hoist engine；

The bottom of main support and time bracket is respectively and vertically fixed on pedestal, between two times ipsilateral brackets of two main supports Protective baffle plate is provided with outside hanging basket, protective baffle plate both ends are separately fixed on time bracket, and protective baffle plate bottom is fixed on bottom On seat, pedestal is fixed on concrete pedestal, bottom plate is equipped with above concrete pedestal, between concrete pedestal middle part and bottom plate For concrete foundation sand pit, hanging basket is placed on, and a guide plate is respectively set in bottom plate quadrangle, is set respectively on each guide plate A through-hole is set, is inserted into a guide post in each through-hole respectively, guiding top end is equipped with limit plate, and limit plate side is fixed on On secondary bracket, guiding column bottom is fixed on concrete pedestal, and guide post is external to guide plate and is arranged with the first pressure in two sides up and down Contracting spring assembly is filled with yellow sand in the concrete foundation sand pit of the lower surface of bottom plate, and several second bullets are installed at interval in yellow sand Spring component, the lower surface of bottom plate correspond to and are provided with the convex of hemispherical dome structure at the position between the second compression spring assembly of every two It rises.

As a kind of optimal technical scheme of the utility model, the top of safety lock is tiltedly installed with armed lever, the end of armed lever Head is equipped with idler wheel, and side plate is fixed on main support, and side plate is equipped with angle adjustment plate, and the seamed edge of angle adjustment plate is embedded in idler wheel Race in, and the side that angle adjustment plate is in contact with idler wheel is the inclined-plane tilted down.

As a kind of optimal technical scheme of the utility model, angle adjustment plate is equipped with the adjusting through-hole of strip, adjusts It is equipped in section through-hole and angle adjustment plate is movably fixed to the bolt on side plate, first bearing branch is additionally provided on angle adjustment plate Seat, first bearing support, which is equipped with, adjusts screw rod, and the one end for adjusting screw rod is equipped with swinging handle, adjusts and is additionally provided with second on screw rod Bearing spider, second bearing support are fixed on side plate by screw.

As a kind of optimal technical scheme of the utility model, rope arm is pressed in connection on detacher, and pressure rope arm is connected by pin shaft Pressure rope support is connect, pressure rope support is fixed on time bracket.

As a kind of optimal technical scheme of the utility model, bottom plate is using thickening valve rubber.

The utility model beneficial effect achieved is: the utility model outside cradle safety lock experimental rig by increasing If stable frame, change the structure of original A-frame, rectangular frame is set, and bearing capacity is bigger, and stability is stronger；By Bracket side increases protective baffle plate, has obstructed contact of the operator with hanging basket, avoids safety lock lock rope failure hanging-basket from drop When buffering objects spluttering；By increasing buffer unit on concrete pedestal, reduce the impact force on hanging basket and ground, protection is set It is standby.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

In the accompanying drawings:

Fig. 1 is concrete pedestal and connecting structure of bottom plate schematic diagram in the utility model；

Fig. 2 is the utility model overall structure diagram；

Fig. 3 is protective baffle plate attachment structure schematic diagram in the utility model；

Fig. 4 is the overall structure diagram of the utility model insole board；

Fig. 5 is detacher in the utility model, pressure rope arm, the attachment structure schematic diagram for pressing rope support；

Fig. 6 is the specific attachment structure schematic diagram of the utility model latus inframedium；

Figure label: 1, main support；2, crossbeam；3, fence rail；4, secondary bracket；5, hanging basket；6, safety lock；7, safety rope； 8, hoist rope；9, pull rod；10, tension sensor；11, it withholds；12, detacher；13, pulley blocks；14, hoist engine；15, it presses Rope arm；16, rope support is pressed；17, side plate；18, concrete pedestal；19, protective baffle plate；20, bottom plate；21, guide plate；22, through-hole； 23, limit plate；24, guide post；25, the first compression spring assembly；26, yellow sand；27, connector；28, fixed length wirerope；29, it rises Rise wirerope；30, angle adjustment plate；31, bolt；32, first bearing support；33, second bearing support；34, swinging handle； 35, through-hole is adjusted；36, screw rod is adjusted；37, armed lever；38, raised；39, pedestal.

Specific embodiment

In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal" Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation Make, therefore should not be understood as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.

It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

Embodiment: as shown in figures 1 to 6, the utility model provides a kind of drop shutter test device for cradle safety lock, packet Main support 1 is included, it is two that main support 1, which is symmetrical arranged, two 1 top connecting cross beams 2 of main support, left and right connection above main support 1 In 3 one end of fence rail, fence rail 3 is vertical with crossbeam 2, main support 1 respectively, and 3 other end of fence rail is respectively symmetrically connected in parallel In on the secondary bracket 4 in 1 direction of main support, hanging basket 5 is provided between two main supports 1；

The top of hanging basket 5 is fixed with safety lock 6, and safety rope 7 and hoist rope 8,7 one end of safety rope are connected on hanging basket 5 Safety lock 6 is extended downward and through, the other end of safety rope 7 is fixed on the cross at 1 top of main support by connector 27, pull rod 9 On beam 2, tension sensor 10 is provided between connector 27 and pull rod 9, hoist rope 8 is divided to for two sections, including fixed length steel wire Rope 28 and hoist rope 29,28 one end of fixed length wirerope are fixed on hanging basket 5 by withholding 11, the other end and detacher 12 It is connected, hoist rope 29 is connected at the top of detacher 12, hoist rope 29 passes through the pulley blocks 13 that are fixed on crossbeam 2 and volume Machine 14 is raised to be connected；

The bottom of main support 1 and time bracket 4 is respectively and vertically fixed on pedestal 39, two times ipsilateral branch of two main supports 1 Protective baffle plate 19 is provided between frame 4 outside hanging basket 5,19 both ends of protective baffle plate are separately fixed on time bracket 4, anti-guard block 19 bottom of plate is fixed on pedestal 39, and pedestal 39 is fixed on concrete pedestal 18, is equipped with bottom plate above concrete pedestal 18 20, it is concrete foundation sand pit between 18 middle part of concrete pedestal and bottom plate 20, hanging basket 5 is placed on the base plate 20, bottom plate 20 4 A guide plate 21 is respectively set in angle, and a through-hole 22 is respectively set on each guide plate 21, is inserted into one respectively in each through-hole 22 Guide post 24,24 top of guide post are equipped with limit plate 23, and 23 side of limit plate is fixed on time bracket 4,24 bottom of guide post It being fixed on concrete pedestal 18, guide post 24 is external to about 21 two sides of guide plate and is arranged with the first compression spring assembly 25, Yellow sand 26 is filled in the concrete foundation sand pit of the lower surface of bottom plate 20, several second spring groups are installed at interval in yellow sand 26 Part, the lower surface of bottom plate 20 correspond to the protrusion that hemispherical dome structure is provided at the position between the second compression spring assembly of every two 38。

Further, the top of safety lock 6 is tiltedly installed with armed lever 37, and the end of armed lever 37 is equipped with idler wheel, main support 1 On be fixed with side plate 17, side plate 17 is equipped with angle adjustment plate 30, in the race of the seamed edge insertion idler wheel of angle adjustment plate 30, and The inclined-plane that there is straight line in the side that angle adjustment plate 30 is in contact with idler wheel and tilts down；The structure is for locking safety lock Angle of restricting detection.When detection, idler wheel is abutted against to the straight line position of 30 upper vertical of angle adjustment plate, while in the arm of safety lock Setting angle sensor on bar, when hoist rope 8 declines, hanging basket 5 is moved downward, and idler wheel is oblique along angle adjustment plate 30 It rolls downwards, meanwhile, armed lever 37 rotates down, and when the angle of rotation reaches limit value, safety lock 6 is locked in safety rope Only, the lock rope angle value of safety lock can be measured.Large-scale experiment frame body, at low cost, easy-to-operate, practical effect are not needed Fruit is good.

Further, angle adjustment plate 30 is equipped with the adjusting through-hole 35 of strip, adjusts in through-hole 35 and is equipped with angle Adjustable plate 30 is movably fixed to the bolt 31 on side plate 17, is additionally provided with first bearing support 32, first axle on angle adjustment plate 30 It holds support 32 and is equipped with adjusting screw rod 36, the one end for adjusting screw rod 36 is equipped with swinging handle 34, adjusts in 34 front end of swinging handle Screw rod 36 passes through second bearing support 33；The structure is used for the measurement of 6 angle of safety lock, by swinging handle 34, so that adjusting Screw rod 36 is rotated, so that first bearing support 32 is driven, so that effect of the angle adjustment plate 30 in first bearing support 32 Move back and forth under power, thus play the role of adjusting angle and angle adjustment plate 30 at a distance from safety steel cable, angular adjustment The seamed edge of plate 30 is the intermediate inclined irregular structure in straight line portion outwardly convex both ends, in the effect that first holds support 32 Under power, safety lock 6 is changed with the variation of angle adjustment plate 30.

Further, connection pressure rope arm 15 on detacher 12, pressure rope arm 15 connect pressure rope support 16 by pin shaft, press rope support 16 It is fixed on time bracket 4；Pressure rope arm 15 is used to prevent the bounce of hoist rope 8, when carrying out drop shutter test, detacher 12 Hoist rope 8 is detached from hanging basket 5, but because hanging basket 5 is than heavier, the hoist engine 14 and hoist rope 8 used is all born Biggish drawing force, after release suddenly, resistance of the pressure rope arm 15 being connect with detacher 12 first to the rebound of hoist rope 8 Power, pressure rope arm 15, which is connected on the inside of pressure rope support 16, controls the freedom degree of its front and rear, left and right and overturning, thus lifting steel wire Rope 8 and detacher 12 can only at 1 center of main support slight oscillatory, effectively the mobile direction of the detacher 12 after control release and Amplitude avoids injuring operator.

Further, bottom plate 20 is the valve rubber of one layer of thickening, can reduce hanging-basket from drop when safety lock locks rope failure Impact force, reduce the abrasion of 5 bottom of hanging basket, reduce the sound that falls of hanging basket 5.

Working principle: the utility model make under the premise of optimization of the our company to the drop shutter test device of cradle safety lock into One step is improved, the utility model include it is optimized after structure used, i.e. the detection device of safety lock 6, the angle of safety lock 6 Measurement regulating device and the device for preventing hoist rope 8 from beating.

The utility model adds stable frame outside cradle safety lock experimental rig, changes the knot of original A-frame Rectangular frame, including main support 1 is arranged in structure, and it is two that main support 1, which is symmetrical arranged, two 1 top connecting cross beams 2 of main support, main 3 middle part of fence rail is connected to above bracket 1, fence rail 3 is vertical with crossbeam 2, main support 1 respectively, and 3 both ends of fence rail are right respectively The secondary bracket 4 for claiming connection to be parallel to 1 direction of main support, bearing capacity is bigger, and stability is stronger.

The utility model is provided with protective baffle plate outside hanging basket 5 between two times ipsilateral brackets 4 of two main supports 1 19, the height of protective baffle plate 19 is greater than the height of hanging basket 5, has obstructed the contact between operator and hanging basket 5, has avoided hanging basket Buffering objects spluttering when falling；Bottom plate 20, bottom plate 20 4 are installed above the concrete foundation sand pit at 18 middle part of concrete pedestal A guide plate 21 is respectively set in angle, a through-hole 22 is respectively set on each guide plate 21, each guide plate 21 is respectively by each logical 22 sets of hole limits bottom plate 20 in corresponding guide post 24, through guide post 24, so that 20 4 jiaos of bottom plate along guiding Column 24 is gone up and down, and is avoided the offset of bottom plate 20 and is influenced experimental result；Guide post 24 is external to about 21 two sides of guide plate and is arranged with First compression spring assembly 25, the first compression spring assembly 25 avoids guide plate 21 and limit plate 23 or concrete pedestal 18 is sent out Raw rigid collision, reduces noise while protecting equipment；Coagulation soil matrix between the lower surface and concrete pedestal 18 of bottom plate 20 Yellow sand 26 is filled in plinth sand pit, several second spring components are installed at interval in yellow sand 26, and the lower surface of bottom plate 20 is in adjacent two The protrusion 38 of hemispherical dome structure is provided between a second compression spring assembly, the height of second spring component is not more than yellow sand 26 Height fallen on the base plate 20 when hanging-basket from drop, bottom plate 20 and the second compression spring assembly carry out double buffering protection, together Cushioning supportive face of the Shi Huangsha 38 as bottom plate 20 greatly reduces the impact force on hanging basket and ground, protects equipment；Bottom plate 20 The protrusion 39 of lower surface hemispherical dome structure is inserted into yellow sand 38, when bottom plate 20 resets so that 38 surface of yellow sand formed it is uneven Curved surface, while second spring component reset when, yellow sand 26 is stirred, for bottom plate 20 next time be pressurized when cushion effect is provided.

Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include It is within the protection scope of the utility model.

Claims (5)

1. a kind of drop shutter test device for cradle safety lock, which is characterized in that including main support (1), main support (1) is symmetrical Two are set as, connecting cross beam (2) at the top of two main supports (1), main support (1) top left and right is connected to fence rail (3) one end, Fence rail (3) is vertical with crossbeam (2), main support (1) respectively, and fence rail (3) other end, which is respectively symmetrically connected to, is parallel to main branch On the secondary bracket (4) in frame (1) direction, hanging basket (5) are provided between two main supports (1)；

The top of hanging basket (5) is fixed with safety lock (6), and safety rope (7) and hoist rope (8), safety rope are connected on hanging basket (5) (7) one end extends downward and through safety lock (6), and the other end of safety rope (7) is fixed on by connector (27), pull rod (9) On crossbeam (2) at the top of main support (1), tension sensor (10), lifting steel wire are provided between connector (27) and pull rod (9) Rope (8) is divided into two sections, including fixed length wirerope (28) and hoist rope (29), and fixed length wirerope (28) one end is by withholding (11) it being fixed on hanging basket (5), the other end is connected with detacher (12), hoist rope (29) are connected at the top of detacher (12), Hoist rope (29) is connected by the pulley blocks (13) being fixed on crossbeam (2) with hoist engine (14)；

The bottom of main support (1) and time bracket (4) is respectively and vertically fixed on pedestal (39), ipsilateral two of two main supports (1) It is provided with protective baffle plate (19) outside hanging basket (5) between secondary bracket (4), protective baffle plate (19) both ends are separately fixed at time bracket (4) on, protective baffle plate (19) bottom is fixed on pedestal (39), and pedestal (39) is fixed on concrete pedestal (18), concrete It is equipped with bottom plate (20) above pedestal (18), is concrete foundation sand pit between bottom plate (20) in the middle part of concrete pedestal (18), Hanging basket (5) is placed on bottom plate (20), and a guide plate (21) is respectively set in bottom plate (20) quadrangle, is distinguished on each guide plate (21) One through-hole (22) is set, is inserted into a guide post (24) respectively in each through-hole (22), guide post (24) top is equipped with limit Plate (23), limit plate (23) side are fixed on time bracket (4), and guide post (24) bottom is fixed on concrete pedestal (18), Guide post (24) is external to guide plate (21), and two sides are arranged with the first compression spring assembly (25) up and down, the lower surface of bottom plate (20) Concrete foundation sand pit in be filled with yellow sand (26), several second spring components, bottom plate (20) are installed in interval in yellow sand (26) Lower surface correspond to the protrusion (38) that hemispherical dome structure is provided at the position between the second compression spring assembly of every two.

2. a kind of drop shutter test device for cradle safety lock according to claim 1, which is characterized in that safety lock (6) top is tiltedly installed with armed lever (37), and the end of armed lever (37) is equipped with idler wheel, and main support is fixed with side plate on (1) (17), side plate (17) is equipped with angle adjustment plate (30), in the race of the seamed edge insertion idler wheel of angle adjustment plate (30), and angle The side that adjustable plate (30) is in contact with idler wheel is the inclined-plane tilted down.

3. a kind of drop shutter test device for cradle safety lock according to claim 2, which is characterized in that angular adjustment Plate (30) is equipped with the adjusting through-hole (35) of strip, adjusts through-hole (35) interior be equipped with and is movably fixed to angle adjustment plate (30) Bolt (31) on side plate (17) is additionally provided with first bearing support (32) on angle adjustment plate (30), first bearing support (32) It is equipped with and adjusts screw rod (36), the one end for adjusting screw rod (36) is equipped with swinging handle (34), adjusts and is additionally provided with the on screw rod (36) Two bearing spiders (33), second bearing support (33) are fixed on side plate (17) by screw.

4. a kind of drop shutter test device for cradle safety lock according to claim 1, which is characterized in that detacher (12) connection pressure rope arm (15) on, pressure rope arm (15) connect pressure rope support (16) by pin shaft, and pressure rope support (16) is fixed on time bracket (4) on.

5. a kind of drop shutter test device for cradle safety lock according to claim 1, which is characterized in that bottom plate (20) Using thickening valve rubber.