Summary of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of construction site preventing dropped material equipment.
To solve the above problems, the present invention provides following technical scheme:Construction site preventing dropped material equipment, including anti-drop net
Preventing dropped material identical at least two structures mechanism, anti-drop net are located between Liang Ge preventing dropped material mechanism in tensioning state, preventing dropped material
Mechanism includes main skid, extends slideway, anti-tipping apparatus and power device, and main skid is in the normal state down to be furnished in vertical posture,
Extending slideway can be in the vertical movable upper end being plugged under main skid is in the normal state by lead screw transmission mechanism, and anti-drop net is in
Horizontal and its both ends are fixedly connected with the top of an extension slideway respectively, and anti-tipping apparatus being capable of direction by power device
The lower end for being mounted on main skid of land operations;
The anti-tipping apparatus includes at least three steady support portions, and the structure in all steady support portions is all the same, in all steady support portions, every two
Obtuse angle between two respectively in 120 degree is arranged, and power device is mounted on the lower end of main skid and always in all steady support portions
Top, power device includes hydraulic stem, and hydraulic stem is main in being inverted posture and its shaft is fixedly connected with the side of main skid
The other side of slideway is equipped with plenum member, and guide pad is provided with below hydraulic stem, and guide pad movable vertically can be set in
On main skid, the lateral surface of guide pad is fixedly connected with all steady support portions, and the upper surface of guide pad and the output rod of hydraulic stem are solid
Fixed connection;
The plenum member includes the first pressuring plate being fixedly connected with main skid, is provided with below hydraulic stem in horizontal second
Pressuring plate, the output rod of hydraulic stem run through the second pressuring plate, and the first pressuring plate and the second pressuring plate are symmetrical arranged, and the two
Bottom passes through the upper surface elastic connection of a pressurized spring and guide pad respectively.
Further, the steady support portion includes cored slab, extension board and adjusts component, and one end of cored slab and guide pad are solid
Fixed connection, the other end of cored slab are in extend horizontally outward, and the one end is open setting, and extension board passes through adjusting component energy
Enough horizontal anomalous movements are mounted in the open end of cored slab, and extension board, which is provided with to run through from top to bottom far from one end of cored slab, to be prolonged
The positioning bolt of plate is stretched, positioning bolt is welded on extension board, and the end of positioning bolt is equipped with pre-press.
Further, the bottom end surface of the main skid is equipped with Self-locking universal wheel.
Beneficial effect:Construction site provided by the invention preventing dropped material equipment, can effectively stop due to accident and fall
Brick and other items, to directly protect the pedestrains safety on construction area periphery.
Detailed description of the invention
Fig. 1 is working state schematic representation of the invention;
Fig. 2 is schematic perspective view of the invention;
Fig. 3 is the enlarged drawing in Fig. 2 at A;
Fig. 4 is the enlarged drawing in Fig. 2 at B;
Fig. 5 is top view of the invention;
Fig. 6 is sectional perspective structural schematic diagram one of the invention;
Fig. 7 is sectional perspective structural schematic diagram two of the invention;
Fig. 8 is floor map one of the invention;
Fig. 9 is floor map two of the invention;
Figure 10 is sectional perspective structural schematic diagram three of the invention;
Description of symbols:Anti-drop net 1, preventing dropped material mechanism 1a.
Main skid 2, split block 2a, Self-locking universal wheel 2b extend slideway 2c, lead screw transmission mechanism 2d.
Anti-tipping apparatus 3, steady support portion 3a, cored slab 3a1, extension board 3a2, positioning bolt 3a3, chassis 3b, pre-pressed disc 3c,
Contradict salient point 3e, pre-compressed spring 3f, V-type plate 3q, swing rod 3w.
Adjust component 4, stepper motor 4a, small-sized trapezoidal screw 4b, guide groove 4c, machine box 4d.
Power device 5, hydraulic stem 5a, guide pad 5b, the first pressuring plate 5c, the second pressuring plate 5d, pressurized spring 5e.
Specific embodiment
With reference to the accompanying drawings of the specification and embodiment, specific embodiments of the present invention are described in further detail:
Referring to figs. 1 to construction site shown in Fig. 10 preventing dropped material equipment, including anti-drop net 1 and at least two structures it is identical anti-
Zhui Wu mechanism 1a, anti-drop net 1 are located between Liang Ge preventing dropped material mechanism 1a in tensioning state, preventing dropped material mechanism 1a include main skid 2,
Extend slideway 2c, anti-tipping apparatus 3 and power device 5, main skid 2 is in the normal state down to be furnished in vertical posture, extends slideway 2c
Can be in the vertical movable upper end being plugged in main skid 2 is in the normal state under by lead screw transmission mechanism 2d, anti-drop net 1 is in horizontal
And its both ends is fixedly connected with the top of an extension slideway 2c respectively, and anti-tipping apparatus 3 being capable of direction by power device 5
The lower end for being mounted on main skid 2 of land operations.
The anti-tipping apparatus 3 includes at least three steady support portion 3a, and the structure of all steady support portion 3a is all the same, all steady supports
In portion 3a, per being arranged respectively in 120 degree of obtuse angle between any two, power device 5 is mounted on the lower end of main skid 2 and locates always
In the top of all steady support portion 3a, power device 5 includes hydraulic stem 5a, and hydraulic stem 5a is in inversion posture and its shaft and main cunning
The side in road 2 is fixedly connected, and the other side of main skid 2 is equipped with plenum member, and guide pad 5b is provided with below hydraulic stem 5a, is led
It movable vertically can be set on main skid 2 to block 5b, the lateral surface of guide pad 5b is fixedly connected with all steady support portion 3a, is led
It is fixedly connected to the upper surface of block 5b with the output rod of hydraulic stem 5a;When work, main skid 2 is furnished in vertical posture, is extended and is slided
Road 2c is risen vertically by lead screw transmission mechanism 2d, main based on the periphery actual range of the identical construction site of lifting height
Periphery at the construction field (site) is installed and carries out work in lead screw transmission mechanism 2d that is, near the needs process of roadside pedestrian walking
Before work, hydraulic stem 5a works, movable vertically by driving guide pad 5b, so that all steady support portion 3a contact ground, with
This by main skid 2 consolidate ornaments on the ground of setting position, plenum member ensure that all steady support portion 3a can with ground into
The conflict of row tensioning.
The plenum member includes the first pressuring plate 5c being fixedly connected with main skid 2, is provided with below hydraulic stem 5a and is in
The output rod of the second horizontal pressuring plate 5d, hydraulic stem 5a run through the second pressuring plate 5d, the first pressuring plate 5c and the second pressuring plate
5d is symmetrical arranged, and the bottom of the two passes through the upper surface elastic connection of a pressurized spring 5e Yu guide pad 5b respectively;It leads
After being driven power decline to block 5b, all steady support portion 3a synchronize decline, the output rod of hydraulic stem 5a work when
It waits, squeezes a pressurized spring 5e of its position, another pressurized spring 5e is in and stretches also with the vertical motion of guide pad 5b
Contracting state further illustrates that pressurized spring 5e is in the normal state down, is headed on guide pad 5b close to ground, i.e. hydraulic stem 5a
When retraction, pressurized spring 5e contraction is exactly oppressed, in this way when the output rod of hydraulic stem 5a is stretched out, is increased
The stroke that pressing spring 5e cooperation is stretched out, so that all steady support portion 3a are by the active force of pressurized spring 5e and the work of hydraulic stem 5a
Firmly, tensioning with ground contradict.
The steady support portion 3a includes cored slab 3a1, extension board 3a2 and adjusts component 4, one end of cored slab 3a1 and guiding
Block 5b is fixedly connected, and the other end of cored slab 3a1 is in extend horizontally outward, and the one end is open setting, and extension board 3a2 is logical
Overregulate component 4 and be capable of being mounted in the open end of cored slab 3a1 of horizontal anomalous movement, extension board 3a2 far from cored slab 3a1 one
End is provided with the positioning bolt 3a3 for running through extension board 3a2 from top to bottom, and positioning bolt 3a3 is welded on extension board 3a2, positions
The end of bolt 3a3 is equipped with pre-press;When at the construction field (site), the environment on periphery is considered, these environment generally have metope, grid
Column etc., so the length of steady support portion 3a can be adjusted arbitrarily, then adjusting component 4 just to drive extension board 3a2 in cored slab
It is movable in 3a1, reach extraction or retraction, length is changed with this, it is narrow in the place that main skid 2 needs to furnish in this way,
The length of so three steady support portion 3a is arbitrarily adjusted to different, so that it may and metope or grid in these narrow spaces
Column is contacted, and horizontal conflict is constituted, and positioning bolt 3a3 then relies on pre-press and ground to be contacted, and reaches the main cunning of support
The purpose in road 2 is positioned such that bolt 3a3 just constitutes the conflict with ground vertically.
The adjusting component 4 includes stepper motor 4a and small-sized trapezoidal screw 4b, and small-sized trapezoidal screw 4b axis connects hollow
The top of plate 3a1, stepper motor 4a are mounted on one end of small-sized trapezoidal screw 4b and are also sequentially connected therewith, small-sized trapezoidal silk
The nut block that can be driven cooperation therewith is arranged on thick stick 4b, the upper surface of cored slab 3a1, which offers, to be connected with its inside
The bottom of logical guide groove 4c, nut block are fixedly connected by guide groove 4c with extension board 3a2, the upper surface peace of cored slab 3a1
Equipped with the machine box 4d that can shroud stepper motor 4a and small-sized trapezoidal screw 4b;Stepper motor 4a is to drive small-sized trapezoidal silk
Thick stick 4b reaches around own axis further such that nut block moves horizontally in cored slab 3a1 with extension board 3a2
Overall length between cored slab 3a1 and extension board 3a2 changes.
The pre-press includes chassis 3b and pre-pressed disc 3c, chassis 3b and the end positioning bolt 3a3 coaxial welding, pre-pressed disc
3c is located at immediately below the 3b of chassis, and is connect by pre-compressed spring 3f with the bottom resilient of chassis 3b, and the bottom of pre-pressed disc 3c is set
It is equipped with the conflict salient point 3e of several rounded array distributions;When guide pad 5b is driven decline by hydraulic stem 5a, each steady support portion 3a
In cored slab 3a1 and extension board 3a2 be vertically lowered therewith, in decline, the pre-pressed disc 3c of the end positioning bolt 3a3 takes the lead in connecing
Tread surface, and pre-compressed spring 3f is squeezed, so that pre-pressed disc 3c is contacted with ground in tensioning state, and the bottom of pre-pressed disc 3c
Portion is increased by the frictional force contradicted between salient point 3e and ground, guarantees to stablize.
Far from V-type plate 3q is welded on the outside of one end of cored slab 3a1, the opening of V-type plate 3q faces the extension board 3a2
Outside;It is previously mentioned in above-described embodiment, in cored slab 3a1 after activity, assembly between the two changes extension board 3a2, such
Words have adapted to complicated construction site environment, i.e. the V-type plate 3q of the front end extension board 3a2 is after extension board 3a2 activity, the V-type
Plate 3q can be contacted with the metope of construction site or barrier, reached horizontal conflict, prevented skew back.
Anti-shake part is installed on one of them steady support portion 3a in all steady support portion 3a, and anti-shake part is mounted on this
On the outside of machine box 4d in steady support portion 3a, anti-shake part includes swing rod 3w, and the corresponding machine box 4d outboard shafts in one end of swing rod 3w connect,
The lateral surface of main skid 2 is equipped with split block 2a, which is located at the top of the first pressuring plate 5c, and split block 2a is far from main
The front side of slideway 2 is open setting, and the outer surface of the free end swing rod 3w is sticked and has rubber layer, and the free end of swing rod 3w can be to spelling
Rotation in the opening of block 2a is closed, is detachably connected between the free end and split block 2a of swing rod 3w by large-sized bolt;Work as guiding
Block 5b is after by the work decline of hydraulic stem 5a, and the pre-pressed disc 3c in all steady support portion 3a, which generates to squeeze with ground, to be contacted, at this time
The free end of swing rod 3w is transferred to the opening of split block 2a by rotational swing rod 3w, the rubber layer of the free end swing rod 3w outer surface
It is contacted with generating to squeeze in split block 2a, then will be manually spirally connected therebetween by large-sized bolt, prevent all steady support portion 3a
It upwarps.
The bottom end surface of the main skid 2 is equipped with Self-locking universal wheel 2b;After hydraulic stem 5a resets work, Suo Youwen
Support portion 3a far from ground, at this time can by the mobile main skid 2 of Self-locking universal wheel 2b, can on construction ground in specifically apply
Station is set change in the case of, mobile main skid 2 carries out anti-falling protection into another specific job location.
Working principle:When work, the main skid 2 in one of preventing dropped material mechanism 1a is furnished in vertical posture, ornaments
Near the needs of the periphery of place mainly at the construction field (site), i.e. roadside pedestrian walking pass through, hydraulic stem 5a works, and passes through
It drives guide pad 5b movable vertically, and in its work, squeezes a pressurized spring 5e of its position, another pressurized spring
5e is in retracted position also with the vertical motion of guide pad 5b, and simultaneously all steady support portion 3a synchronize decline, this
Cored slab 3a1 and extension board 3a2 in the steady support portion 3a of Shi Suoyou are vertically lowered therewith, in decline, the end positioning bolt 3a3
Pre-pressed disc 3c take the lead in contacting ground, and squeeze pre-compressed spring 3f so that pre-pressed disc 3c is contacted with ground in tensioning state,
And also by pressurized spring 5e, so that guide pad 5b is in tensioning state, so the setting of two springs ensure that pre-pressed disc
The stabilization of 3c and ground face contact, and at the construction field (site) when, consider the environment on periphery, these environment generally have metope, barrier
Deng so the length of steady support portion 3a can be adjusted arbitrarily, then adjusting component 4 just to drive extension board 3a2 in cored slab 3a1
Interior activity reaches extraction or retraction, changes length with this, narrow in the place that main skid 2 needs to furnish in this way, then
The length of three steady support portion 3a is arbitrarily adjusted to different, so that it may and metope in these narrow spaces or barrier into
Row contact, and it is being reached by V-type plate 3q with this that extension board 3a2 and these metopes or barrier, which carry out contact point,
To horizontal conflict, skew back is prevented, and the pre-pressed disc 3c in all steady support portion 3a is squeezed with ground generation after contacting, at this time
The free end of swing rod 3w is transferred to the opening of split block 2a by rotational swing rod 3w, the rubber layer of the free end swing rod 3w outer surface
It is contacted with generating to squeeze in split block 2a, then will be manually spirally connected therebetween by large-sized bolt, prevent all steady support portion 3a
It upwarps, another preventing dropped material mechanism 1a is then being moved to another setting place, so that anti-drop net 1 is in tensioning state, so
Stable and ground face contact is carried out in operation another preventing dropped material mechanism 1a afterwards, it is then synchronous to drive in Liang Ge preventing dropped material mechanism 1a
Lead screw transmission mechanism 2d is risen so that two extension slideway 2c are synchronous, anti-drop net 1 is in the level height of setting with this, with
This realizes the anti-falling protection to construction site periphery.
The above described is only a preferred embodiment of the present invention, not making any limit to technical scope of the invention
System, therefore any subtle modifications, equivalent variations and modifications to the above embodiments according to the technical essence of the invention,
In the range of still falling within technical solution of the present invention.