CN111576257A - Bridge demolishs quartering hammer and bridge demolishs equipment - Google Patents

Bridge demolishs quartering hammer and bridge demolishs equipment Download PDF

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Publication number
CN111576257A
CN111576257A CN202010393408.5A CN202010393408A CN111576257A CN 111576257 A CN111576257 A CN 111576257A CN 202010393408 A CN202010393408 A CN 202010393408A CN 111576257 A CN111576257 A CN 111576257A
Authority
CN
China
Prior art keywords
clamping
breaking hammer
righting
bridge
rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010393408.5A
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Chinese (zh)
Inventor
高燕宁
夏靖杭
陈玉浩
杨金辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Nuohexing Construction Engineering Co ltd
Original Assignee
Beijing Nuohexing Construction Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Nuohexing Construction Engineering Co ltd filed Critical Beijing Nuohexing Construction Engineering Co ltd
Priority to CN202010393408.5A priority Critical patent/CN111576257A/en
Publication of CN111576257A publication Critical patent/CN111576257A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D22/00Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges

Abstract

The invention relates to a bridge demolition breaking hammer, which comprises a breaking hammer body; the drill rod is driven by the punching mechanism and does linear reciprocating motion on the breaking hammer body under the limit of the drill rod guide device; the clamping mechanism is in a state of clamping a stone block below the drill rod and comprises two groups of clamping assemblies which are oppositely arranged, each clamping assembly comprises a clamping hydraulic cylinder hinged with the breaking hammer body, a clamping rod hinged with the breaking hammer body and a clamping frame arranged on the clamping rod, and a piston rod of each clamping hydraulic cylinder is connected with the clamping rod in a sliding mode through a first sliding block; the righting mechanism comprises at least two righting hydraulic cylinders arranged on the breaking hammer body and a righting frame fixedly connected with piston rods of the righting hydraulic cylinders, and the righting frame is used for righting the top surfaces of the stones below the drill rod and enabling the drill rod to be perpendicular to the top surfaces of the stones. The bridge dismantling device can further crush larger bridge crushing objects, quickens the bridge dismantling speed and improves the bridge dismantling efficiency.

Description

Bridge demolishs quartering hammer and bridge demolishs equipment
Technical Field
The invention relates to bridge demolition equipment, in particular to a bridge demolition breaking hammer and bridge demolition equipment.
Background
Bridge demolition refers to the process of demolishing a bridge. Bridge demolition is divided into methods of blasting demolition, static crushing, traditional mechanical crushing and the like, and equipment such as a digging machine (with a crushing hammer), a loading machine, a crane and the like is commonly used in the traditional bridge demolition process by mechanical crushing.
Traditional quartering hammer is demolising the in-process to the bridge, needs aim at the bridge that needs to be demolishd with hydraulic pressure quartering hammer earlier, then is breaking it, breaks at these bridges and removes the back, still has some great broken bridge disintegrating slag, but this is that the quartering hammer can't carry out further breakage to great bridge disintegrating slag, has slowed down the speed that the bridge was demolishd.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a bridge demolition breaking hammer, which can further break larger bridge broken objects, accelerate the bridge demolition speed and improve the bridge demolition efficiency.
The above object of the present invention is achieved by the following technical solutions:
a breaking hammer for bridge demolition comprises
A breaking hammer body;
the drill rod is driven by the punching mechanism and does linear reciprocating motion on the breaking hammer body under the limit of the drill rod guide device;
the clamping mechanism is in a state of clamping stones below the drill rod and comprises two groups of clamping assemblies which are oppositely arranged, each clamping assembly comprises a clamping hydraulic cylinder hinged with the breaking hammer body, a clamping rod hinged with the breaking hammer body and a clamping frame arranged on the clamping rod, and a piston rod of each clamping hydraulic cylinder is connected with the clamping rod in a sliding mode through a first sliding block;
the righting mechanism comprises at least two righting hydraulic cylinders arranged on the breaking hammer body and a righting frame fixedly connected with piston rods of the righting hydraulic cylinders, and the righting frame is used for righting the top surfaces of the stones below the drill rod and enabling the drill rod to be perpendicular to the top surfaces of the stones.
Through adopting above-mentioned technical scheme, stretch out two sets of centre gripping pneumatic cylinders, the piston rod of centre gripping pneumatic cylinder drives the supporting rod and rotates on the quartering hammer body, the broken thing of bridge is cliied to the supporting frame among two sets of centre gripping subassemblies, then the piston rod that will right the pneumatic cylinder stretches out in step, the piston rod that rights the pneumatic cylinder drives the frame of righting and removes, the frame of righting is right the top face of the broken thing stone of bridge, make the top surface of drill rod perpendicular to stone, then start the mechanism of dashing, the mechanism of dashing drives the drill rod and is reciprocating motion on the drill rod guider, the drill rod carries out further breakage to the stone, make great stone can further breakage, the speed of bridge demolising has been accelerated, the efficiency of demolising of bridge has been improved, the bridge after the breakage also is convenient for transportation simultaneously.
The invention is further configured to: the two centralizing hydraulic cylinders are symmetrically arranged on two sides of the drill rod.
Through adopting above-mentioned technical scheme for when the piston rod of two pneumatic cylinders of righting stretched out to make the frame butt of righting on the stone, the piston rod of two pneumatic cylinders can the atress even, and the stone atress is balanced, is convenient for adjust the position of stone.
The invention is further configured to: the axis of the centralizing hydraulic cylinder is parallel to the axis of the drill rod.
By adopting the technical scheme, the piston rod of the centralizing hydraulic cylinder is perpendicular to the top end surface of the finally adjusted stone, so that the stress on the piston rod of the centralizing hydraulic cylinder is uniform, the piston rod of the centralizing hydraulic cylinder is not easy to bend, and the centralizing hydraulic cylinder is not easy to leak.
The invention is further configured to: the righting frame is a plane frame, and the drill rod is perpendicular to the righting frame.
Through adopting above-mentioned technical scheme, the position of the more righting frame adjustment stone of being convenient for of planar frame, it is the top face of drill rod perpendicular to stone also can be faster simultaneously.
The invention is further configured to: the two sets of clamping mechanisms are arranged on different end faces of the breaking hammer body.
Through adopting above-mentioned technical scheme, two sets of fixture are located the different positions on the quartering hammer body to can carry out the centre gripping to the different positions of stone, when making the broken stone of drill rod, the stone can be more stable.
The invention is further configured to: a retraction groove is formed in the breaking hammer body, and the righting frame is located in the retraction groove.
Through adopting above-mentioned technical scheme, the frame of righting can retrieve when not using and receive the recess in to influence the use of quartering hammer.
The invention is further configured to: the clamping frame is hinged to the clamping rod, a connecting hydraulic cylinder is hinged to the clamping frame, and the connecting hydraulic cylinder is connected with the clamping rod in a sliding mode through a second sliding block.
Through adopting above-mentioned technical scheme, connect the pneumatic cylinder through setting up to when the centre gripping was put up and is carried out the centre gripping to the side of stone, to the side of different shapes, the position of connecting the pneumatic cylinder through the regulation improves the clamp force of centre gripping frame to the stone, thereby is convenient for the borer pole carries out further breakage to the stone.
Aiming at the defects in the prior art, the second purpose of the invention is to provide bridge dismantling equipment.
The above object of the present invention is achieved by the following technical solutions:
a bridge demolishs equipment, includes any one above-mentioned bridge demolishs quartering hammer.
In conclusion, the beneficial technical effects of the invention are as follows:
1. stretch out two sets of centre gripping pneumatic cylinders, the piston rod of centre gripping pneumatic cylinder drives the supporting rod and rotates on the quartering hammer body, the broken thing of bridge is cliied to the supporting frame among two sets of centre gripping subassemblies, then the piston rod that will right the pneumatic cylinder stretches out in step, the piston rod that rights the pneumatic cylinder drives the frame of righting and removes, the frame of righting is right the top face of the broken thing stone of bridge, make the top surface of drill rod perpendicular to stone, then start the mechanism of dashing, it drives the drill rod and is reciprocating motion on the drill rod guider to dash the top mechanism, the drill rod carries out further breakage to the stone, make great stone can further breakage, the speed that the bridge was demolishd has been accelerated, the efficiency of demolishing of bridge has been improved, the bridge after the breakage also is convenient for the.
2. Connect the pneumatic cylinder through setting up to when the centre gripping was put up in the side to the stone and is carried out the centre gripping, to the side of different shapes, improve the clamp force of centre gripping frame to the stone through the position of adjusting connection pneumatic cylinder, thereby be convenient for the borer pole carries out further breakage to the stone.
Drawings
FIG. 1 is an isometric view of an embodiment of the invention.
Fig. 2 is a schematic view of the internal structure of the breaking hammer body.
FIG. 3 is another isometric view of an embodiment of the invention
In the figure, 11, the breaking hammer body; 111. retracting and releasing the groove; 12. a drill rod; 121. a drill rod guide; 13. a nitrogen chamber; 14. a hydraulic chamber; 15. punching a piston rod; 151. a propulsion plate; 152. a limiting plate; 21. a clamping hydraulic cylinder; 22. a clamping rod; 23. a clamping frame; 24. connecting a hydraulic cylinder; 31. a righting hydraulic cylinder; 32. a righting frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, a bridge demolition breaking hammer disclosed in an embodiment of the present invention includes a breaking hammer body 11, a drill rod 12, a clamping mechanism, a centering mechanism, and the like.
The breaking hammer body 11 is provided with a channel, a drill rod guide device 121 is arranged in the channel, the drill rod 12 is connected with the drill rod guide device 121 in a sliding mode, and the drill rod 12 slides on the drill rod guide device 121. The inside of quartering hammer body 11 is equipped with towards a mechanism, and towards a mechanism including establishing nitrogen gas chamber 13, hydraulic pressure chamber 14 and towards a piston rod 15 inside quartering hammer body 11, nitrogen gas chamber 13 loads pressurization nitrogen gas, and hydraulic pressure chamber 14 is close to nitrogen gas chamber 13, and hydraulic pressure chamber 14 is located one side that nitrogen gas chamber 13 is close to drill rod 12, towards a piston rod 15 and quartering hammer body 11 sliding connection, and the one end that dashes a piston rod 15 stretches into in nitrogen gas chamber 13.
Referring to fig. 1 and 2, the ram piston rod 15 is provided with a thrust plate 151 and a limiting plate 152, the thrust plate 151 and the limiting plate 152 are both located in the hydraulic cavity 14, the thrust plate 151 is located on one side of the hydraulic cavity 14 close to the nitrogen cavity 13, and the limiting plate 152 is located on one side of the hydraulic cavity 14 close to the drill rod 12. The hydraulic oil in the hydraulic chamber 14 drives the ram piston rod 15 to reciprocate in the hydraulic chamber 14 and the nitrogen chamber 13 by pushing the push plate 151. When the ram piston rod 15 reciprocates in the hydraulic cavity 14 and the nitrogen cavity 13, in order to prevent the end part of the ram piston rod 15 located in the nitrogen cavity 13 from sliding into the hydraulic cavity 14, the limit plate 152 on the ram piston rod 15 can limit the moving distance of the ram piston rod 15, so that the end part of the ram piston rod 15 located in the nitrogen cavity 13 cannot slide into the hydraulic cavity 14, and the ram piston rod 15 can only reciprocate in the nitrogen cavity 13 and the hydraulic cavity 14.
Referring to fig. 1 and 2, the two sets of clamping mechanisms are arranged, the two sets of clamping mechanisms are identical in structure and are located on different end faces of the breaking hammer body 11, each set of clamping mechanism is composed of two sets of clamping assemblies, and the two sets of clamping assemblies are symmetrically arranged on two opposite end faces of the breaking hammer body 11, so that the two sets of clamping assemblies can clamp bridge broken objects. Further, the two sets of gripping mechanisms form an angle on the body 11 of the crusher, and the two sets of gripping mechanisms can be vertically installed with each other.
The clamping assembly comprises a clamping hydraulic cylinder 21, a clamping rod 22 and a clamping frame 23. The clamping hydraulic cylinder 21 is positioned at the side end of the breaking hammer body 11, and the cylinder body of the clamping hydraulic cylinder 21 is hinged at the side end of the breaking hammer body 11; the clamping rod 22 is a V-shaped folding rod, one end of the clamping rod is hinged to the lower part of the side end of the breaking hammer body 11, and the other end of the clamping rod is a free end; the holding frame 23 is a V-shaped folded plate, the outer end surface of the holding frame 23 is hinged with the free end of the holding rod 22, and the opening of the holding frame 23 is away from the holding rod 22.
The piston rod of the clamping hydraulic cylinder 21 is hinged with a first sliding block which is a T-shaped block, a first groove matched with the first sliding block is arranged on the clamping rod 22, the first groove is a T-shaped groove, during installation, the first sliding block is located in the first groove, and the first sliding block slides in the first groove. When the piston rod of the clamping hydraulic cylinder 21 stretches out and draws back, the first sliding block slides back and forth in the first groove, so that the clamping rod 22 is driven to rotate along the hinged axis of the clamping rod 22 and the breaking hammer body 11.
The end face of the clamping frame 23 close to the clamping rod 22 is provided with a connecting hydraulic cylinder 24, and the connecting end of the clamping rod 22 and the clamping frame 23 and the connecting end of the connecting hydraulic cylinder 24 and the clamping rod 22 are respectively positioned on two different outer end faces of the V-shaped connecting frame. The cylinder body of connecting pneumatic cylinder 24 articulates on holding frame 23, and it has the second slider to connect articulated on pneumatic cylinder 24's the piston rod, and the second slider is the T-shaped piece equally, offers on the supporting rod 22 with second slider assorted second recess, the second recess is the T-slot, the second slider is installed in the second recess, the second slider can slide in the second spout.
When the clamping frame 23 is used, the opening of the clamping frame 23 faces the bridge crushed object, when the clamping frame 23 abuts against the bridge crushed object, the piston rod of the clamping hydraulic cylinder 21 is firstly extended to make the clamping frame 23 abut against the side end face of the bridge crushed object, and then the piston rod of the connecting hydraulic cylinder 24 is extended to make the clamping frame 23 abut against the side end face of the bridge crushed object. All the clamping hydraulic cylinders 21 in the two sets of clamping mechanisms are connected to the same reversing valve, and all the connecting hydraulic cylinders 24 are connected to the other reversing valve, so that all parts can synchronously act when the two sets of clamping mechanisms clamp bridge broken objects.
Referring to fig. 3, the righting mechanism includes a righting cylinder 31 and a righting carriage 32. The number of the centralizing hydraulic cylinders 31 is at least two, the number of the centralizing hydraulic cylinders 31 is two in the figure, the two centralizing hydraulic cylinders 31 are symmetrically arranged inside the breaking hammer body 11, the axes of the two centralizing hydraulic cylinders 31 and the axis of the drill rod 12 are positioned in the same plane, the axes of the two centralizing hydraulic cylinders 31 are symmetrical about the axis of the drill rod 12, and the axes of the centralizing hydraulic cylinders 31 and the axis of the drill rod 12 are parallel.
The cylinder body of the centralizing hydraulic cylinder 31 is fixed on the breaking hammer body 11, and the piston rod of the centralizing hydraulic cylinder 31 can extend out of the breaking hammer body 11. The righting frame 32 is fixed on the piston rods of the two righting hydraulic cylinders 31, the righting frame 32 can be a square frame or an irregular frame, but the righting frame 32 is a plane frame, and a channel for the drill rod 12 to pass through is reserved on the righting frame 32. The axis of the centralizing hydraulic cylinder 31 is perpendicular to the plane of the centralizing frame 32, i.e. the axis of the drill rod 12 is perpendicular to the plane of the centralizing frame 32.
The bottom of the breaking hammer body 11 is provided with a retraction groove 111, the shape of the retraction groove 111 is matched with that of the righting frame 32, and when a piston rod of the righting hydraulic cylinder 31 retracts, the righting frame 32 can be retracted into the retraction groove 111.
After the two sets of clamping mechanisms clamp the bridge broken objects, the piston rods of the centering hydraulic cylinders 31 extend out, the piston rods of the centering hydraulic cylinders 31 drive the centering frames 32 to extend out, so that the centering frames 32 abut against the bridge broken objects, gradually, the centering frames 32 can correct the upper end faces of the bridge broken objects, the upper end faces of the bridge broken objects are parallel to the centering frames 32, the drill rods 12 are perpendicular to the upper end faces of the bridge broken objects, the drill rods are in reciprocating telescopic ram-up piston rods 15, and the drill rods 12 do reciprocating motion on the breaking hammer body 11 to break the bridge broken objects.
The embodiment of the invention also discloses bridge demolishing equipment which can be used for installing the bridge demolishing breaking hammer disclosed by the embodiment, such as a digging machine, a loading machine and the like.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. A bridge demolishs quartering hammer, its characterized in that: comprises that
A breaking hammer body (11);
the drill rod (12) is driven by the punching mechanism and does linear reciprocating motion on the breaking hammer body (11) under the limit of the drill rod guide device;
the clamping mechanism is in a state of clamping stones below the drill rod (12), and consists of two groups of clamping assemblies which are oppositely arranged, each clamping assembly comprises a clamping hydraulic cylinder (21) hinged with the breaking hammer body (11), a clamping rod (22) hinged with the breaking hammer body (11) and a clamping frame (23) arranged on the clamping rod (22), and a piston rod of each clamping hydraulic cylinder (21) is connected with the corresponding clamping rod (22) in a sliding mode through a first sliding block;
the righting mechanism comprises at least two righting hydraulic cylinders (31) arranged on the breaking hammer body (11) and a righting frame (32) fixedly connected with piston rods of the righting hydraulic cylinders (31), wherein the righting frame (32) is used for righting the top surfaces of the stones below the drill rod (12) and enabling the drill rod (12) to be perpendicular to the top surfaces of the stones.
2. A bridge demolition breaking hammer as claimed in claim 1, wherein: the two centralizing hydraulic cylinders (31) are symmetrically arranged on two sides of the drill rod (12).
3. A bridge demolition breaking hammer as claimed in claim 2, wherein: the axis of the centralizing hydraulic cylinder (31) is parallel to the axis of the drill rod (12).
4. A bridge demolition breaking hammer as claimed in claim 1, wherein: the centering frame (32) is a plane frame, and the drill rod (12) is perpendicular to the centering frame (32).
5. A bridge demolition breaking hammer as claimed in claim 1, wherein: the two sets of clamping mechanisms are arranged on different end faces of the breaking hammer body (11).
6. A bridge demolition breaking hammer as claimed in claim 1, wherein: a retraction groove (111) is formed in the breaking hammer body (11), and the righting frame (32) is located in the retraction groove (111).
7. A bridge demolition breaking hammer as claimed in claim 1, wherein: the clamping frame (23) is hinged to the clamping rod (22), a connecting hydraulic cylinder (24) is hinged to the clamping frame (23), and the connecting hydraulic cylinder (24) is connected with the clamping rod (22) in a sliding mode through a second sliding block.
8. A bridge demolition apparatus comprising a bridge demolition breaking hammer according to any one of claims 1 to 7.
CN202010393408.5A 2020-05-11 2020-05-11 Bridge demolishs quartering hammer and bridge demolishs equipment Pending CN111576257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010393408.5A CN111576257A (en) 2020-05-11 2020-05-11 Bridge demolishs quartering hammer and bridge demolishs equipment

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Application Number Priority Date Filing Date Title
CN202010393408.5A CN111576257A (en) 2020-05-11 2020-05-11 Bridge demolishs quartering hammer and bridge demolishs equipment

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Publication Number Publication Date
CN111576257A true CN111576257A (en) 2020-08-25

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05141106A (en) * 1991-11-20 1993-06-08 Daimoshiya:Kk Removal work method for bridge leg
KR20020060460A (en) * 2001-01-11 2002-07-18 고승환 processor of a construction apparatus for destroying concrete structures and cutting steel reinforcing rods
CN201695429U (en) * 2010-04-19 2011-01-05 合肥滨海工程机械有限公司 Novel hydraulic-nitrogen joint action breaking hammer
CN102787550A (en) * 2012-08-16 2012-11-21 浙江大学 Breaking hammer with auxiliary stone breaking device
CN203514934U (en) * 2013-08-23 2014-04-02 中国石油天然气股份有限公司 Steel chisel centering rack
CN205529831U (en) * 2016-03-07 2016-08-31 湖州中辰建设有限公司 Can assist quartering hammer of rubble
CN205529832U (en) * 2016-03-07 2016-08-31 湖州中辰建设有限公司 Quartering hammer prevent device that splashes
CN208266960U (en) * 2018-05-15 2018-12-21 连子匀 A kind of engineering construction Special crushing hammer
CN210066873U (en) * 2019-04-12 2020-02-14 常州市矫马工程机械有限公司 Hydraulic breaking hammer with function of improving impact energy

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05141106A (en) * 1991-11-20 1993-06-08 Daimoshiya:Kk Removal work method for bridge leg
KR20020060460A (en) * 2001-01-11 2002-07-18 고승환 processor of a construction apparatus for destroying concrete structures and cutting steel reinforcing rods
CN201695429U (en) * 2010-04-19 2011-01-05 合肥滨海工程机械有限公司 Novel hydraulic-nitrogen joint action breaking hammer
CN102787550A (en) * 2012-08-16 2012-11-21 浙江大学 Breaking hammer with auxiliary stone breaking device
CN203514934U (en) * 2013-08-23 2014-04-02 中国石油天然气股份有限公司 Steel chisel centering rack
CN205529831U (en) * 2016-03-07 2016-08-31 湖州中辰建设有限公司 Can assist quartering hammer of rubble
CN205529832U (en) * 2016-03-07 2016-08-31 湖州中辰建设有限公司 Quartering hammer prevent device that splashes
CN208266960U (en) * 2018-05-15 2018-12-21 连子匀 A kind of engineering construction Special crushing hammer
CN210066873U (en) * 2019-04-12 2020-02-14 常州市矫马工程机械有限公司 Hydraulic breaking hammer with function of improving impact energy

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