CN116289655A - Crushing device for bridge dismantling - Google Patents
Crushing device for bridge dismantling Download PDFInfo
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- CN116289655A CN116289655A CN202310367091.1A CN202310367091A CN116289655A CN 116289655 A CN116289655 A CN 116289655A CN 202310367091 A CN202310367091 A CN 202310367091A CN 116289655 A CN116289655 A CN 116289655A
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- support arm
- sleeve
- hole
- drill rod
- crushing
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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
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a crushing device for bridge dismantling, which comprises a crushing hammer and a plurality of groups of auxiliary crushing pieces, wherein a hydraulic cylinder is arranged in the crushing hammer, a piston rod of the hydraulic cylinder extends out from the bottom of the crushing hammer and is coaxially connected with a drill rod, a plurality of fixing pieces which extend outwards perpendicular to the side wall of the drill rod are arranged on the drill rod, a plurality of connecting rods which extend downwards perpendicular to the bottom wall of the crushing hammer are arranged at the bottom of the crushing hammer, the bottoms of the connecting rods are all fixed on a fixing ring, and the fixing ring and the drill rod are coaxially arranged; each group of auxiliary crushing parts comprise a first support arm and a second support arm which are mutually hinged, the other end of the first support arm is hinged with any fixing part, the other end of the second support arm is provided with an auxiliary drill bit extending towards the bottom of the drill rod, and the second support arm is rotatably sleeved on the periphery of the fixing ring. The crushing device for bridge dismantling can perform multi-point synchronous impact on the bridge, and improves bridge dismantling construction efficiency.
Description
Technical Field
The invention relates to the technical field of bridge dismantling. More particularly, the present invention relates to a crushing device for bridge demolition.
Background
With the vigorous development of Chinese socioeconomic performance, the traffic volume is continuously increased, and the original bridge cannot meet new requirements of urban planning and overall environment because of design load. After many years of operation, the bridge has reduced bearing capacity, various, complex and serious diseases appear, even if the reinforcement is difficult to meet the requirement, the reconstruction and expansion cost is too high, and the bridge needs to be dismantled and reconstructed. In the patent of application number 202010393408.5, disclose a breaking hammer is demolishd to bridge and bridge demolishs equipment, but it only is equipped with a drill rod, and after every broken one bit position during construction, need manual operation arm put breaking hammer to other bit positions and break once more, lead to once broken action crushing area limited, work efficiency is low, the easy tired scheduling problem of workman.
Disclosure of Invention
The invention aims to provide a crushing device for bridge dismantling, which can realize multi-point synchronous crushing and has high working efficiency.
To achieve these objects and other advantages and in accordance with the purpose of the invention, as embodied and broadly described herein, there is provided a crushing apparatus for bridge demolition, comprising:
the breaking hammer is internally provided with a hydraulic cylinder, a piston rod of the hydraulic cylinder movably extends out from the bottom of the breaking hammer and is coaxially connected with a drill rod, a plurality of fixing pieces which extend outwards perpendicular to the side wall of the drill rod are arranged on the drill rod, a plurality of connecting rods which extend downwards perpendicular to the bottom wall of the breaking hammer are arranged at the bottom of the breaking hammer, the bottoms of the connecting rods are all fixed on a fixing ring, and the fixing ring and the drill rod are coaxially arranged;
the auxiliary crushing parts comprise a first support arm and a second support arm which are mutually hinged, the other end of the first support arm is hinged with any fixing part, an auxiliary drill bit extending towards the bottom of the drill rod is arranged at the other end of the second support arm, and the second support arm is rotatably sleeved on the periphery of the fixing ring.
Preferably, a first long-strip-shaped through hole is formed in the second support arm of each auxiliary crushing piece, a first sliding rail and a second sliding rail are respectively arranged on two opposite side walls in the first through hole, a second long-strip-shaped through hole is further formed in the second support arm, the second through holes are communicated with the first through holes through the first sliding rail, the length directions of the first through holes, the second through holes, the first sliding rail and the second sliding rail are consistent with the extending direction of the second support arm, and a suite is slidably installed in the first through holes;
the sleeve is of a barrel structure, a first sliding block and a second sliding block are symmetrically arranged on the outer side wall of the sleeve, threaded holes which are communicated with each other are correspondingly formed in the first sliding block and the sleeve, and the first sliding block and the second sliding block are respectively accommodated in a first sliding rail and a second sliding rail and slide in the first through hole together with the sleeve;
the bearing sleeve on the fixed ring is provided with a plurality of rotating rings, each rotating ring is matched and penetrated into the sleeve piece on the second support arm of each auxiliary crushing piece, a bolt is penetrated into the second through hole, and the bolt is matched and screwed into the threaded hole to be abutted with the outer wall of the rotating ring.
Preferably, each first support arm is detachably hinged with the corresponding fixing piece, one end of the first through hole on each second support arm is provided with a side opening, a notch is formed in the side wall of the sleeve, the sleeve is in a semi-surrounding structure, the side opening is in butt joint with the notch, the fixing ring penetrates through the notch, and the rotating ring is contained in the sleeve.
Preferably, the section of the fixing ring is circular, the diameter of the section is smaller than the inner diameter of the rotating ring, the outer diameter of the rotating ring is smaller than the inner diameter of the sleeve, and the widths of the side opening and the notch are both larger than the outer diameter of the rotating ring.
Preferably, the plurality of fixing pieces are symmetrically arranged on the outer side wall of the drill rod in a surrounding mode, so that the plurality of groups of auxiliary crushing pieces are symmetrically arranged on the periphery of the drill rod in a surrounding mode.
Preferably, each connecting rod is arranged between any two groups of auxiliary crushing pieces at intervals.
The invention at least comprises the following beneficial effects: according to the crushing device for bridge dismantling, the drill rods and the plurality of groups of auxiliary crushing pieces are arranged to surround the top and the periphery of the bridge, so that multi-point synchronous crushing can be realized, and the working efficiency is effectively improved; the second support arm of the auxiliary crushing piece is movably sleeved on the periphery of the fixed ring, so that the included angle between the second support arm and the drill rod can be conveniently adjusted, the crushing area of multiple points can be further adjusted, and the applicability of the device is improved; and the second support arm is provided with a side opening for the fixing ring to pass through, so that the disassembly of each group of auxiliary crushing pieces is facilitated, and the flexibility of the device is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic plan view of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the second arm A according to one embodiment of the present invention;
FIG. 3 is a cross-sectional view of the second arm according to one embodiment of the present invention;
FIG. 4 is a schematic structural view of the kit according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of the fixing ring according to an embodiment of the present invention;
FIG. 6 is a schematic view of a structure of the second arm A according to another embodiment of the present invention;
FIG. 7 is a schematic view of a structure of the second arm inner member after moving according to another embodiment of the present invention;
FIG. 8 is a schematic structural view of the kit according to another embodiment of the present invention;
fig. 9 is a schematic structural diagram of the second arm sleeved on the periphery of the fixing ring according to another embodiment of the present invention.
Detailed Description
The present invention is described in further detail below with reference to the drawings and detailed description so as to enable those skilled in the art to practice the invention by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. The terms "transverse," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for convenience in describing and simplifying the description of the present invention based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.
As shown in fig. 1 to 9, the present invention provides a crushing apparatus for bridge demolition, comprising:
the breaking hammer 100 is internally provided with a hydraulic cylinder, a piston rod of the hydraulic cylinder movably extends out from the bottom of the breaking hammer 100 and is coaxially connected with a drill rod 101, a plurality of fixing pieces 102 which extend outwards perpendicularly to the side wall of the drill rod 101 are arranged on the drill rod 101, a plurality of connecting rods 103 which extend downwards perpendicularly to the bottom wall of the breaking hammer 100 are arranged at the bottom of the breaking hammer 100, the bottoms of the connecting rods 103 are all fixed on a fixing ring 104, and the fixing ring 104 and the drill rod 101 are coaxially arranged;
the auxiliary crushing members comprise a first support arm 200 and a second support arm 201 which are mutually hinged, the other end of the first support arm 200 is hinged with any fixing member 102, the other end of the second support arm 201 is provided with an auxiliary drill bit 105 extending towards the bottom of the drill rod 101, and the second support arm 201 is rotatably sleeved on the periphery of the fixing ring 104.
In this technical scheme, breaker for bridge demolishs includes quartering hammer 100 and multiunit auxiliary crushing spare, quartering hammer 100 is as main breaker, and it is the barrel structure, is provided with solid fixed ring 104 under it, be connected with a plurality of connecting rods 103 between quartering hammer 100 and the solid fixed ring 104, gu fixed ring 104's longitudinal section is circular structure, the inside of quartering hammer 100 sets up the pneumatic cylinder, and piston rod activity on the pneumatic cylinder wears out quartering hammer 100 downwardly extending, and the coaxial rigid coupling of tip of piston rod has perpendicular downwardly extending's drill rod 101, and the ring center of solid fixed ring 104 is passed to the lower extreme of drill rod 101, the upper end lateral wall of drill rod 101 is connected with a plurality of perpendicular outwardly extending's mounting 102. Each group of auxiliary crushing members comprises a first support arm 200 and a second support arm 201 which are mutually hinged, wherein the top of the first support arm 200 is hinged with the fixing member 102, the middle part of the second support arm 201 is rotatably sleeved on the fixing ring 104, and the bottom of the second support arm 201 is provided with an auxiliary drill bit 105 close to the bottom of the drill rod 101. When the breaking hammer 100 is used, the breaking hammer can be arranged at the end part of the mechanical arm, the mechanical arm drives the breaking hammer to integrally move to a region to be broken, so that a bridge is positioned in a region surrounded by the drill bit of the drill bit 101 and a plurality of auxiliary drill bits, a hydraulic cylinder is started to drive the drill bit 101 to move up and down, and then the first support arm 200 and the second support arm 201 are driven to swing, so that when the drill bit of the drill bit 101 vertically impacts downwards, the plurality of auxiliary drill bits impact in a direction close to the drill bit of the drill bit 101, and surrounding multi-point breaking is carried out on the bridge. The auxiliary crushing pieces are connected with the drill rod 101, so that the multi-point work can be realized through one driving mechanism, the complexity of the device is reduced, and the operation is convenient; the auxiliary crushing members are surrounded on the periphery of the drill rod 101 to present multi-point impact, and the impact points are not located on the same plane, so that the crushing construction efficiency is improved, the auxiliary crushing members are more suitable for bridge crushing, and the flexibility is high.
In another technical scheme, a first long-strip-shaped through hole 202 is formed in a second support arm 201 of each group of auxiliary crushing members, a first sliding rail 203 and a second sliding rail 204 are respectively formed in two opposite side walls in the first through hole 202, a second long-strip-shaped through hole 205 is further formed in the second support arm 201, the second through hole 205 is communicated with the first through hole 202 through the first sliding rail 203, and the length directions of the first through hole 202, the second through hole 205, the first sliding rail 203 and the second sliding rail 204 are consistent with the extending direction of the second support arm 201, and a sleeve 206 is slidably mounted in the first through hole 202;
the sleeve 206 is in a cylindrical structure, a first sliding block 210 and a second sliding block 211 are symmetrically arranged on the outer side wall of the sleeve 206, threaded holes 212 which are communicated with each other are correspondingly arranged on the first sliding block 210 and the sleeve 206, and the first sliding block 210 and the second sliding block 211 are respectively accommodated in the first sliding rail 203 and the second sliding rail 204 and slide in the first through hole 202 together with the sleeve 206;
the bearing housing on the fixed ring 104 is provided with a plurality of rotating rings 110, each rotating ring 110 is matched and inserted into a sleeve 206 on a second support arm 201 of each auxiliary crushing member, a bolt 111 is inserted into the second through hole 205, and the bolt 111 is matched and screwed into the threaded hole 212 to be abutted against the outer wall of the rotating ring 110.
In this technical scheme, the second support arm 201 is provided with a first through hole 202, which is in a strip shape, the length direction is consistent with the length extending direction of the second support arm 201, two opposite side walls of the first through hole 202, which are close to or far away from the fixed ring 104, are respectively provided with a second slide rail 204 and a first slide rail 203, the first slide rail 203 and the second slide rail 204 are in a rectangular groove structure, one side of the second support arm 201, which is far away from the fixed ring 104, is also provided with a second through hole 205, the second through hole 205 is communicated with the first slide rail 203, and the width of the second through hole 205 is smaller than that of the first slide rail 203. The first through hole 202 is internally provided with a sleeve 206, the sleeve 206 is of a cylindrical structure, the axial direction of the sleeve 206 is perpendicular to the length extending direction of the second support arm 201, two sides of the sleeve 206 are respectively provided with a first sliding block 210 and a second sliding block 211 which can be matched and accommodated in the first sliding rail 203 and the second sliding rail 204, the first sliding block 210 is provided with a threaded hole 212 which is perpendicular to the side wall of the sleeve 206 and penetrates through the sleeve 206, the second through hole 205 is internally provided with a bolt 111 to be screwed into the threaded hole 212, the upper bearing of the fixed ring 104 is sheathed with a plurality of rotating rings 110, the rotating rings 110 can rotate on the fixed ring 104, and the rotating rings 110 are arranged in the sleeve 206 in a penetrating way. When the hydraulic impact crushing device is used, the bolt 111 is unscrewed, the angle between the first support arm 200 and the drill rod 101, the angle between the second support arm 201 and the first support arm 200 are adjusted, the sleeve slides in the first through hole 202 during adjustment, after adjustment is finished, the bolt 111 is screwed to fix the sleeve position, and the hydraulic cylinder is started to perform impact crushing on the point. The first through hole 202 is arranged for the fixed ring 104 to move, so that the swing angle of the second support arm 201 is conveniently adjusted, the sleeve and the bolt 111 are arranged, the connection position of the second support arm 201 and the fixed ring 104 is conveniently fixed, and the position of the auxiliary point is further adjusted so as to adapt to the unused construction environment; the rotary ring 110 is arranged, so that the smooth swing of the second support arm 201 is ensured, the structural flexibility is improved, and the normal operation of the device is ensured.
In another embodiment, each first support arm 200 is detachably hinged to the corresponding fixing member 102, one end of the first through hole 202 on each second support arm 201 is provided with a side opening 300, a notch 301 is provided on a side wall of the sleeve 206, so that the sleeve 206 is in a semi-surrounding structure, the side opening 300 is in butt joint with the notch 301, so that the fixing ring 104 passes through, and the rotating ring 110 is accommodated in the sleeve 206. In this technical solution, the first support arm 200 and the fixing element 102 may be detachably hinged by means of bolts, etc., and the side opening 300 of the second support arm 201 near the fixing ring 104 is opened to communicate with the first through hole 202, the sleeve 206 sliding in the first through hole 202 is provided with a notch 301, and the notch 301 corresponds to the side opening 300, so that the rotating ring 110 on the fixing ring 104 may enter into the sleeve 206 through the side opening 300 and the notch 301. When the multi-point crusher is used, the number of crushing points, namely the number of auxiliary crushing pieces, can be selected according to actual requirements, the first support arm 200 of each group of auxiliary crushing pieces is hinged with the fixing piece 102, the bolt 111 is unscrewed on the second support arm 201, the sleeve piece 206 is moved downwards, the notch 301 of the sleeve piece 206 is in butt joint with the side opening 300, the second support arm 201 is swung to enable the rotary ring 110 on the fixed ring 104 to penetrate through the side opening 300 and the notch 301 and enter the sleeve piece 206, the second support arm 201 is swung to enable the sleeve piece 206 and the rotary ring 110 to reach a designated area, the bolt 111 is screwed close, the sleeve piece 206 and the rotary ring 110 are fixed, and the multi-point coverage area is adjusted. The side opening 300 and the notch 301 are arranged, so that the connection relation between the second support arm 201 and the fixed ring 104 can be conveniently assembled and disassembled, the auxiliary crushing member can be conveniently replaced and maintained, and the structural flexibility is improved.
In another embodiment, the section of the fixed ring 104 is circular, the diameter of the section is smaller than the inner diameter of the rotating ring 110, the outer diameter of the rotating ring 110 is smaller than the inner diameter of the sleeve 206, and the widths of the side opening 300 and the notch 301 are both larger than the outer diameter of the rotating ring 110. In this technical scheme, side opening 300 corresponds with breach 301, conveniently makes solid fixed ring 104 pass second support arm 201 get into in the first through-hole 202, cup joints the rotatory ring 110 on solid fixed ring 104 outside with second support arm 201, and the installation and the dismouting of being convenient for second support arm 201, flexible operation is convenient.
In another embodiment, the plurality of fixing members 102 are symmetrically disposed around the outer sidewall of the drill rod 101, so that the plurality of groups of auxiliary crushing members are symmetrically disposed around the outer circumference of the drill rod 101. In the technical scheme, a plurality of fixing pieces 102 are uniformly distributed on the periphery of the drill rod 101, so that a plurality of groups of auxiliary crushing pieces are symmetrically arranged, and the structural stability is improved.
In another solution, each connecting rod 103 is arranged between any two sets of auxiliary crushing members at intervals. In this technical scheme, a plurality of connecting rods 103 and supplementary broken piece interval alternate arrangement improves structural stability.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (6)
1. Crushing device for bridge demolishs, its characterized in that includes:
the breaking hammer is internally provided with a hydraulic cylinder, a piston rod of the hydraulic cylinder movably extends out from the bottom of the breaking hammer and is coaxially connected with a drill rod, a plurality of fixing pieces which extend outwards perpendicular to the side wall of the drill rod are arranged on the drill rod, a plurality of connecting rods which extend downwards perpendicular to the bottom wall of the breaking hammer are arranged at the bottom of the breaking hammer, the bottoms of the connecting rods are all fixed on a fixing ring, and the fixing ring and the drill rod are coaxially arranged;
the auxiliary crushing parts comprise a first support arm and a second support arm which are mutually hinged, the other end of the first support arm is hinged with any fixing part, an auxiliary drill bit extending towards the bottom of the drill rod is arranged at the other end of the second support arm, and the second support arm is rotatably sleeved on the periphery of the fixing ring.
2. The bridge-dismantling crushing device according to claim 1, wherein the second support arm of each auxiliary crushing piece is provided with a first long-strip-shaped through hole, the two opposite side walls in the first through hole are respectively provided with a first sliding rail and a second sliding rail, the second support arm is also provided with a second long-strip-shaped through hole, the second through holes are communicated with the first through hole through the first sliding rail, the length directions of the first through hole, the second through hole, the first sliding rail and the second sliding rail are consistent with the extending direction of the second support arm, and a sleeve is slidably installed in the first through hole;
the sleeve is of a barrel structure, a first sliding block and a second sliding block are symmetrically arranged on the outer side wall of the sleeve, threaded holes which are communicated with each other are correspondingly formed in the first sliding block and the sleeve, and the first sliding block and the second sliding block are respectively accommodated in a first sliding rail and a second sliding rail and slide in the first through hole together with the sleeve;
the bearing sleeve on the fixed ring is provided with a plurality of rotating rings, each rotating ring is matched and penetrated into the sleeve piece on the second support arm of each auxiliary crushing piece, a bolt is penetrated into the second through hole, and the bolt is matched and screwed into the threaded hole to be abutted with the outer wall of the rotating ring.
3. The bridge-dismantling crushing device according to claim 2, wherein each first support arm is detachably hinged to the corresponding fixing member, one end of the first through hole in each second support arm is provided with a side opening, a notch is formed in the side wall of the sleeve, the sleeve is in a semi-surrounding structure, the side opening is in butt joint with the notch, the fixing ring penetrates through the notch, and the rotating ring is accommodated in the sleeve.
4. A bridge-dismantling crushing device according to claim 3, wherein the section of the fixed ring is circular, the diameter of the section is smaller than the inner diameter of the rotating ring, the outer diameter of the rotating ring is smaller than the inner diameter of the sleeve, and the widths of the side opening and the notch are both larger than the outer diameter of the rotating ring.
5. The bridge-dismantling crushing device as claimed in claim 1, wherein a plurality of fixing members are symmetrically disposed around an outer side wall of the drill rod, and a plurality of auxiliary crushing members are symmetrically disposed around an outer periphery of the drill rod.
6. The bridge-dismantling crushing device according to claim 1, wherein each connecting rod is arranged between any two sets of auxiliary crushing members at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310367091.1A CN116289655A (en) | 2023-04-07 | 2023-04-07 | Crushing device for bridge dismantling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310367091.1A CN116289655A (en) | 2023-04-07 | 2023-04-07 | Crushing device for bridge dismantling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116289655A true CN116289655A (en) | 2023-06-23 |
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ID=86785043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310367091.1A Pending CN116289655A (en) | 2023-04-07 | 2023-04-07 | Crushing device for bridge dismantling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116289655A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870988A (en) * | 2023-09-07 | 2023-10-13 | 烟台百财机械设备有限公司 | Rotary drilling rig with hydraulic breaking hammer device |
-
2023
- 2023-04-07 CN CN202310367091.1A patent/CN116289655A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870988A (en) * | 2023-09-07 | 2023-10-13 | 烟台百财机械设备有限公司 | Rotary drilling rig with hydraulic breaking hammer device |
| CN116870988B (en) * | 2023-09-07 | 2023-11-14 | 烟台百财机械设备有限公司 | Rotary drilling rig with hydraulic breaking hammer device |
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