CN111395198A - Bridge construction protector - Google Patents
Bridge construction protector Download PDFInfo
- Publication number
- CN111395198A CN111395198A CN202010387278.4A CN202010387278A CN111395198A CN 111395198 A CN111395198 A CN 111395198A CN 202010387278 A CN202010387278 A CN 202010387278A CN 111395198 A CN111395198 A CN 111395198A
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- China
- Prior art keywords
- block
- fixed block
- bridge construction
- guide
- contact piece
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bridge construction protection device, which structurally comprises a first lifting rod, a clamping piece, a protection plate and a second lifting rod, wherein the first lifting rod is parallel to the second lifting rod arranged on the side surface, the side surfaces of the first lifting rod and the second lifting rod are connected with the clamping piece, the clamping piece is matched with the protection plate, the clamping piece comprises a starting structure, a moving block, an electromagnet, a permanent magnet, a fixed block and a guide structure, the fixed block is connected to the side surface of the first lifting rod, the guide structure is arranged in the fixed block, the moving block is arranged on the fixed block, the moving block is connected with the guide structure, the starting structure is arranged at the top of the moving block, and the electromagnet is embedded at the: the cooperation through fixed block and movable block can make the fastener carry out altitude mixture control, and the guard plate card of not only being convenient for is gone into, and the draw-in groove that can automatic adaptation guard plate makes the joint seamless, can reach simple to operate's effect to improve work efficiency, and fixed effect is better, prevents to rock.
Description
Technical Field
The invention relates to the field of bridge construction, in particular to a bridge construction protection device.
Background
In the bridge work progress, constructor is mostly high altitude construction, consequently needs good bridge construction protector to guarantee constructor's personal safety, among the prior art, uses the protection network to protect usually, and the protection network is easy to be split, and the protecting effect is relatively poor.
A bridge construction protection device with the prior art patent number of CN201910514874.1 comprises an upper upright post, a protection plate installation inserting plate, a protection plate and an installation base; the lower end of the upper upright post is fixedly connected with a lifting mechanism, and the lower part of the lifting mechanism is fixed on the lower upright post; the left side and the right side of the lifting mechanism are also provided with guide mechanisms, each guide mechanism comprises a guide rod and a guide rod mounting hole, the top end of each guide rod is welded and fixed on the lower end face of the upper upright post, the bottom end of each guide rod is clamped in the corresponding guide rod mounting hole, and the corresponding guide rod mounting hole is formed in the upper end face of the lower upright post; the bottom slidable mounting of lower part stand is in the spout, and the up end of installation base is seted up to the spout, and the lower part stand passes through hold-down mechanism to be fixed. The anti-skid device is simple in structure, low in manufacturing cost, fast and convenient in installation of the protection plate, capable of adjusting the height of the whole device, strong in practicability and good in protection effect, but when the plug board is inserted into the protection plate, if the plug board is just fit with a gap, the angle is required to be adjusted continuously by manpower to be clamped conveniently, installation time is wasted, and if the plug board is clamped into the gap, the anti-skid board is prone to shaking unstably.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provide a bridge construction protection device.
The invention is realized by adopting the following technical scheme: the utility model provides a bridge construction protector, its structure includes first lifter, fastener, guard plate, second lifter, first lifter parallels with the second lifter of establishing in the side, first lifter, second lifter side are connected with the fastener, the fastener cooperatees with the guard plate, the fastener is including start structure, movable block, electro-magnet, permanent magnet, fixed block, guide structure, the fixed block is connected in first lifter side, be equipped with guide structure in the fixed block, the movable block is established on the fixed block, the movable block is connected with guide structure, the movable block top is equipped with start structure, the electro-magnet has been inlayed to the movable block bottom, the permanent magnet inlays at the fixed block top, the permanent magnet is laminated with the electro-magnet mutually.
Preferably, a placing groove is formed in the top of the moving block, and an installation groove is formed in the middle of the placing groove.
As an optimization, the starting structure comprises an elastic block, a hinge plate, a guide rod, a middle spring and side springs, the elastic block is arranged in the installation groove, two sides of the bottom of the elastic block are connected with the bottom of the installation groove through the side springs, the guide rod is connected in the middle of the installation groove, the top of the guide rod is matched with the elastic block, the hinge plate is hinged to the placing groove, and the bottom of the hinge plate is in contact with the top of the elastic block.
Preferably, the electromagnet is provided with a static contact piece and a movable contact piece, the static contact piece is connected to the bottom of the elastic block, the movable contact piece is arranged below the static contact piece, the movable contact piece is sleeved on the guide rod, and the movable contact piece is connected with the bottom of the mounting groove through an intermediate spring.
Preferably, the guide structure comprises a main channel, branch channels, pistons and piston rods, the main channel is arranged inside the fixed block, the main channel is respectively communicated with the branch channels arranged above the main channel, the branch channels are internally provided with the pistons, and the pistons are connected with the moving block through the piston rods.
As optimization, guide structure is still including braking structure, braking structure includes round platform, atmospheric pressure chamber, blow vent, total piston, guide rail, arc pole, be equipped with atmospheric pressure chamber, guide rail in the round platform, the atmospheric pressure chamber constitutes circularly with the guide rail, the atmospheric pressure intracavity is equipped with total piston, total piston is connected with arc pole one end, the arc pole other end is established in the guide rail, the atmospheric pressure chamber is linked together through blow vent and total passageway.
Preferably, the inner side of the guide rail is provided with a ratchet, the tail of the arc-shaped rod is provided with a groove, and a unidirectional rotating structure is arranged in the groove.
Preferably, the one-way rotating structure comprises a pawl, a limiting rod and a conical spring, the pawl is hinged in the groove, the limiting rod is arranged on one side of the outer arc surface of the pawl, and the inner arc surface of the pawl is connected with the groove through the conical spring.
Preferably, the opposite surfaces of the permanent magnet and the electromagnet are of the same magnetic pole.
And as optimization, the moving block and the front end of the fixed block form a triangle.
Advantageous effects
When the movable block is used, the protection plate is clamped into the clamping piece, then the hinge plate of the starting structure is pressed downwards by the protection plate, so that the elastic block is pushed to move downwards, the static contact piece is contacted with the movable contact piece, the electromagnet is electrified to generate a magnetic field to repel the permanent magnet, the fixed block is fixed, the movable block can move upwards, so that the piston in the sub-channel is pulled to move upwards until the top surface of the movable block is attached to the top surface of the clamping groove of the protection plate, the piston is communicated with the air pressure cavity through the air vent when moving upwards in the sub-channel, the main piston can be driven to move inwards in the air pressure cavity, and when the main piston moves inwards, the main piston can be prevented from moving inwards through the matching of the pawl and the ratchet at the tail part of the arc-shaped rod, so that the main piston can move in a single direction.
Compared with the prior art, the invention has the beneficial effects that: the cooperation through fixed block and movable block can make the fastener carry out altitude mixture control, and the guard plate card of not only being convenient for is gone into, and the draw-in groove that can automatic adaptation guard plate makes the joint seamless, can reach simple to operate's effect to improve work efficiency, and fixed effect is better, prevents to rock.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of a bridge construction protection device of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the card member of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a schematic structural view of the braking structure of the present invention.
Fig. 5 is a cross-sectional view of the braking structure of the present invention.
Fig. 6 is an enlarged schematic view of a portion B in fig. 4.
In the figure: the lifting device comprises a first lifting rod 1, a clamping piece 2, a protection plate 3, a second lifting rod 4, a starting structure 20, a moving block 21, an electromagnet 22, a permanent magnet 23, a fixing block 24, a guide structure 25, a placing groove 210, a mounting groove 211, an elastic block 201, a hinge plate 202, a guide rod 203, a middle spring 204, a side spring 205, a static contact piece 220, a movable contact piece 221, a main channel 250, a sub-channel 251, a piston 252, a piston rod 253, a braking structure 26, a circular truncated cone 260, a pneumatic cavity 261, a vent 262, a main piston 263, a guide rail 264, an arc-shaped rod 265, a ratchet 266, a one-way rotating structure 267, a pawl 2671, a limiting rod 2672 and a conical.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-3, the present invention provides a bridge construction protection device, which comprises: the structure of the device comprises a first lifting rod 1, a clamping piece 2, a protection plate 3 and a second lifting rod 4, wherein the first lifting rod 1 is parallel to the second lifting rod 4 arranged on the side surface, the clamping piece 2 is connected to the side surfaces of the first lifting rod 1 and the second lifting rod 4, the clamping piece 2 is matched with the protection plate 3, the clamping piece 2 comprises a starting structure 20, a moving block 21, an electromagnet 22, a permanent magnet 23, a fixed block 24 and a guide structure 25, the fixed block 24 is connected to the side surface of the first lifting rod 1, the guide structure 25 is arranged in the fixed block 24, the moving block 21 is arranged on the fixed block 24, the moving block 21 is connected with the guide structure 25, the starting structure 20 is arranged on the top of the moving block 21, the electromagnet 22 is embedded at the bottom of the moving block 21, the permanent magnet 23 is embedded at the top of the fixed block 24, the permanent magnet, the middle of the placing groove 210 is provided with a mounting groove 211, the starting structure 20 comprises an elastic block 201, a hinge plate 202, guide rods 203, a middle spring 204 and side springs 205, the elastic block 201 is arranged in the mounting groove 211, two sides of the bottom of the elastic block 201 are connected with the bottom of the mounting groove 211 through the side springs 205, the guide rods 203 are connected in the middle of the mounting groove 211, the top of the guide rods 203 are matched with the elastic block 201, the hinge plate 202 is hinged on the placing groove 210, the bottom of the elastic block 201 is contacted with the top of the elastic block 201, the electromagnet 22 is provided with a static contact piece 220 and a movable contact piece 221, the static contact piece 220 is connected with the bottom of the elastic block 201, the movable contact piece 221 is arranged below the static contact piece 220, the movable contact piece 221 is sleeved on the guide rods 203, the movable contact piece 221 is connected with the bottom of the mounting groove 211 through the, The main channel 250 is arranged inside the fixed block 24, the main channel 250 is respectively communicated with the sub-channels 251 arranged above, the sub-channels 251 are internally provided with pistons 252, the pistons 252 are connected with the moving block 21 through the piston rods 253, the opposite surfaces of the permanent magnets 23 and the electromagnets 22 are of the same magnetic pole, the moving block 21 is conveniently pushed upwards when the electromagnets 22 are electrified, and the front ends of the moving block 21 and the fixed block 24 form a triangle, so that the protective plate 3 can conveniently enter.
The working principle is as follows: when the electromagnetic switch is used, the protection plate 3 is clamped into the clamping piece 2, then the hinge plate 202 of the starting structure 20 is pressed downwards by the protection plate 3, so that the elastic block 201 is pushed to move downwards, the static contact piece 220 is contacted with the movable contact piece 221, the electromagnet 22 is electrified to generate a magnetic field to repel the permanent magnet 23, and the fixed block 24 is fixed, so that the moving block 21 can move upwards to pull the piston 252 in the branch channel 251 to move upwards until the top surface of the moving block 21 is attached to the top surface of the clamping groove of the protection plate 3.
Example 2
Referring to fig. 1-6, the present invention provides a bridge construction protection device, which comprises: the structure of the device comprises a first lifting rod 1, a clamping piece 2, a protection plate 3 and a second lifting rod 4, wherein the first lifting rod 1 is parallel to the second lifting rod 4 arranged on the side surface, the clamping piece 2 is connected to the side surfaces of the first lifting rod 1 and the second lifting rod 4, the clamping piece 2 is matched with the protection plate 3, the clamping piece 2 comprises a starting structure 20, a moving block 21, an electromagnet 22, a permanent magnet 23, a fixed block 24 and a guide structure 25, the fixed block 24 is connected to the side surface of the first lifting rod 1, the guide structure 25 is arranged in the fixed block 24, the moving block 21 is arranged on the fixed block 24, the moving block 21 is connected with the guide structure 25, the starting structure 20 is arranged on the top of the moving block 21, the electromagnet 22 is embedded at the bottom of the moving block 21, the permanent magnet 23 is embedded at the top of the fixed block 24, the permanent magnet, the middle of the placing groove 210 is provided with a mounting groove 211, the starting structure 20 comprises an elastic block 201, a hinge plate 202, guide rods 203, a middle spring 204 and side springs 205, the elastic block 201 is arranged in the mounting groove 211, two sides of the bottom of the elastic block 201 are connected with the bottom of the mounting groove 211 through the side springs 205, the guide rods 203 are connected in the middle of the mounting groove 211, the top of the guide rods 203 are matched with the elastic block 201, the hinge plate 202 is hinged on the placing groove 210, the bottom of the elastic block 201 is contacted with the top of the elastic block 201, the electromagnet 22 is provided with a static contact piece 220 and a movable contact piece 221, the static contact piece 220 is connected with the bottom of the elastic block 201, the movable contact piece 221 is arranged below the static contact piece 220, the movable contact piece 221 is sleeved on the guide rods 203, the movable contact piece 221 is connected with the bottom of the mounting groove 211 through the, The guide structure 25 further comprises a braking structure 26, the braking structure 26 comprises a circular table 260, an air pressure cavity 261, a guide rail 264, a guide rail 265, an air pressure cavity 261 and a guide rail 264, the air pressure cavity 261 and the guide rail 264 form a circular shape, the air pressure cavity 261 is internally provided with a master piston 263, and the master piston 263 is connected with one end of the arc-shaped rod 265, the other end of the arc-shaped rod 265 is arranged in the guide rail 264, the air pressure cavity 261 is communicated with the main channel 250 through the vent 262, the inner side of the guide rail 264 is provided with a ratchet 266, the tail of the arc-shaped rod 265 is provided with a groove 2650, a one-way rotating structure 267 is arranged in the groove 2650, the one-way rotating structure 267 comprises a pawl 2671, a limiting rod 2672 and a conical spring 2673, the pawl 2671 is hinged in the groove 2650, the limiting rod 2672 is arranged on one side of the outer arc surface of the pawl 2671, the inner arc surface of the pawl 2671 is connected with the groove 2650 through the conical spring 2673, and the pawl 2671 can be pushed outwards by the conical.
The working principle is as follows: further optimize on embodiment 1's basis, can make fastener 2 go up and down both ends respectively with the draw-in groove of guard plate 3 and carry out seamless laminating through embodiment 1, need fix moving block 21 this moment, therefore when piston 252 upwards moves in subchannel 251, through vent 262 and atmospheric pressure chamber 261 intercommunication, can drive total piston 263 inwards to remove in atmospheric pressure chamber 261, and when total piston 263 inwards moved, the cooperation of the pawl 2671 of arc pole 265 afterbody and ratchet 266 can prevent total piston 263 to for removing, make total piston 263 carry out unidirectional motion, can't retreat, consequently, can fix piston 252, thereby fix moving block 21.
Compared with the prior art, the invention has the technical progress that: the cooperation through fixed block and movable block can make the fastener carry out altitude mixture control, and the guard plate card of not only being convenient for is gone into, and the draw-in groove that can automatic adaptation guard plate makes the joint seamless, can reach simple to operate's effect to improve work efficiency, and fixed effect is better, prevents to rock.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a bridge construction protector, its structure includes first lifter (1), fastener (2), guard plate (3), second lifter (4), first lifter (1) parallels with second lifter (4) establishing in the side, first lifter (1), second lifter (4) side are connected with fastener (2), fastener (2) cooperate its characterized in that with guard plate (3):
fastener (2) are including starting structure (20), movable block (21), electro-magnet (22), permanent magnet (23), fixed block (24), guide structure (25), fixed block (24) are connected in first lifter (1) side, be equipped with guide structure (25) in fixed block (24), movable block (21) are established on fixed block (24), movable block (21) are connected with guide structure (25), movable block (21) top is equipped with starting structure (20), electro-magnet (22) have been inlayed to movable block (21) bottom, permanent magnet (23) are inlayed at fixed block (24) top, permanent magnet (23) and electro-magnet (22) are laminated mutually.
2. The bridge construction protection device according to claim 1, characterized in that: the top of the moving block (21) is provided with a placing groove (210), and the middle of the placing groove (210) is provided with a mounting groove (211).
3. The bridge construction protection device according to claim 1, characterized in that: the starting structure (20) comprises an elastic block (201), a hinge plate (202), a guide rod (203), a middle spring (204) and a side spring (205), wherein the elastic block (201) is arranged in a mounting groove (211), two sides of the bottom of the elastic block (201) are connected with the bottom of the mounting groove (211) through the side spring (205), the guide rod (203) is connected to the middle of the mounting groove (211), the top of the guide rod (203) is matched with the elastic block (201), and the hinge plate (202) is hinged to a placing groove (210) and the bottom of the hinge plate is contacted with the top of the elastic block (201).
4. The bridge construction protection device according to claim 1, characterized in that: the electromagnet (22) is provided with a static contact piece (220) and a movable contact piece (221), the static contact piece (220) is connected to the bottom of the elastic block (201), the movable contact piece (221) is arranged below the static contact piece (220), the movable contact piece (221) is sleeved on the guide rod (203), and the movable contact piece (221) is connected with the bottom of the mounting groove (211) through the middle spring (204).
5. The bridge construction protection device according to claim 1, characterized in that: the guide structure (25) comprises a main channel (250), branch channels (251), pistons (252) and piston rods (253), the main channel (250) is arranged inside the fixed block (24), the main channel (250) is respectively communicated with the branch channels (251) arranged above, the pistons (252) are arranged in the branch channels (251), and the pistons (252) are connected with the moving block (21) through the piston rods (253).
6. A bridge construction guard according to claim 5, characterised in that: guide structure (25) are still including braking structure (26), braking structure (26) include round platform (260), atmospheric pressure chamber (261), blow vent (262), total piston (263), guide rail (264), arc pole (265), be equipped with atmospheric pressure chamber (261), guide rail (264) in round platform (260), atmospheric pressure chamber (261) and guide rail (264) constitute circularly, be equipped with total piston (263) in atmospheric pressure chamber (261), total piston (263) are connected with arc pole (265) one end, the arc pole (265) other end is established in guide rail (264), atmospheric pressure chamber (261) is linked together through blow vent (262) and total passageway (250).
7. The bridge construction protection device of claim 6, wherein: ratchet (266) are equipped with to guide rail (264) inboard, arc pole (265) afterbody is equipped with recess (2650), install unidirectional rotation structure (267) in recess (2650).
8. The bridge construction guard of claim 7, wherein: the one-way rotating structure (267) comprises a pawl (2671), a limiting rod (2672) and a conical spring (2673), the pawl (2671) is hinged in the groove (2650), the limiting rod (2672) is arranged on one side of an outer arc surface of the pawl (2671), and an inner arc surface of the pawl (2671) is connected with the groove (2650) through the conical spring (2673).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387278.4A CN111395198B (en) | 2020-05-09 | 2020-05-09 | Bridge construction protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010387278.4A CN111395198B (en) | 2020-05-09 | 2020-05-09 | Bridge construction protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111395198A true CN111395198A (en) | 2020-07-10 |
| CN111395198B CN111395198B (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010387278.4A Active CN111395198B (en) | 2020-05-09 | 2020-05-09 | Bridge construction protector |
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| Country | Link |
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| CN (1) | CN111395198B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1640503A1 (en) * | 2004-09-17 | 2006-03-29 | Matiman, S.L. | Protection balustrade for building sites |
| US20130081215A1 (en) * | 2011-10-04 | 2013-04-04 | Sps New England, Inc. | Bridge beam placement system and apparatus |
| CN207079475U (en) * | 2017-06-05 | 2018-03-09 | 慧邦开源（北京）科技有限公司 | A kind of bridge construction anti-drop device with security alarm |
| CN207227966U (en) * | 2017-08-20 | 2018-04-13 | 麻俊勇 | A kind of novel bridge construction anti-drop device |
| CN110195409A (en) * | 2019-06-14 | 2019-09-03 | 上海海事大学 | A kind of bridge construction protective device |
| CN210086990U (en) * | 2019-04-26 | 2020-02-18 | 中国建筑第二工程局有限公司 | Building site protector |
-
2020
- 2020-05-09 CN CN202010387278.4A patent/CN111395198B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1640503A1 (en) * | 2004-09-17 | 2006-03-29 | Matiman, S.L. | Protection balustrade for building sites |
| US20130081215A1 (en) * | 2011-10-04 | 2013-04-04 | Sps New England, Inc. | Bridge beam placement system and apparatus |
| CN207079475U (en) * | 2017-06-05 | 2018-03-09 | 慧邦开源（北京）科技有限公司 | A kind of bridge construction anti-drop device with security alarm |
| CN207227966U (en) * | 2017-08-20 | 2018-04-13 | 麻俊勇 | A kind of novel bridge construction anti-drop device |
| CN210086990U (en) * | 2019-04-26 | 2020-02-18 | 中国建筑第二工程局有限公司 | Building site protector |
| CN110195409A (en) * | 2019-06-14 | 2019-09-03 | 上海海事大学 | A kind of bridge construction protective device |
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| Publication number | Publication date |
|---|---|
| CN111395198B (en) | 2021-10-08 |
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Effective date of registration: 20210923 Address after: 322000 1st floor, No.87, zhangkoutang village, Suxi Town, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu Xinmin daily necessities Co.,Ltd. Address before: 401331 Huxi garden 45-1-1, Chongqing University, Shapingba District, Chongqing Applicant before: Wang Yongqi |
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