CN116905487A - Vibrating hammer for three-dimensional cross tunnel excavation - Google Patents
Vibrating hammer for three-dimensional cross tunnel excavation Download PDFInfo
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- CN116905487A CN116905487A CN202311161638.9A CN202311161638A CN116905487A CN 116905487 A CN116905487 A CN 116905487A CN 202311161638 A CN202311161638 A CN 202311161638A CN 116905487 A CN116905487 A CN 116905487A
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- oil
- box
- vibration
- driven gear
- oil pump
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 16
- 239000003921 oil Substances 0.000 claims abstract description 258
- 239000010687 lubricating oil Substances 0.000 claims abstract description 55
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims description 34
- 238000002347 injection Methods 0.000 claims description 26
- 239000007924 injection Substances 0.000 claims description 26
- 239000012208 gear oil Substances 0.000 claims description 19
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 28
- 230000017525 heat dissipation Effects 0.000 description 10
- 230000001050 lubricating effect Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/18—Placing by vibrating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The application relates to the technical field of tunnel excavation, and discloses a vibrating hammer for three-dimensional cross tunnel excavation, which comprises the following components: fixed plate, vibration case, connecting plate, accept board, pile clamping ware, driving motor, action wheel, driven gear subassembly, eccentric wheel and connecting bearing, the top fixed mounting of fixed plate has the vibration case, the top fixed mounting of vibration case has the batch oil tank, the top fixed mounting of batch oil tank has the connecting plate. According to the application, by arranging the automatic oil spraying device, the effect of automatically spraying lubricating oil is achieved, meanwhile, the automatic circulation effect of the automatic oil spraying device is also achieved, so that the meshing part keeps good lubricity, meanwhile, the low temperature is kept all the time, the effect of radiating the inside of the vibrating box is achieved by arranging the cold oil cavity, the first air supply pipe, the air storage box, the air suction wheel and the second air supply pipe, meanwhile, the lubricating oil in the oil return pipe is radiated, the lubricating oil is always at low temperature, and the device can continuously and stably operate.
Description
Technical Field
The application relates to the technical field of tunnel excavation, in particular to a vibrating hammer for three-dimensional cross tunnel excavation.
Background
The existing three-dimensional cross tunnel is generally driven by a vibrating hammer to sink piles, the existing vibrating hammer is formed by driving a cylindrical pile body into the ground, a motor, a transmission gear and a vibrating box, a support below the vibrating box is rigidly connected to a pile head, a pair of load shafts are arranged in the box, eccentric wheels are arranged on the shafts, the motor drives the eccentric wheels to rotate at equal speed in opposite directions through the gear, and then transverse centrifugal forces generated by the eccentric wheels are mutually offset, and vertical centrifugal forces are mutually overlapped, so that the vibrating box generates vertical up-and-down vibration through high-speed rotation of the eccentric wheels, and the purpose of sinking piles is achieved.
In the use process of the existing vibrating hammer, the eccentric wheel, the gear and the bearing in the vibrating box are rapidly heated under the high-speed running and friction state, the vibrating box is relatively fast in heating, the vibrating hammer cannot work for a long time, and therefore the vibrating hammer needs to be stopped frequently to dissipate heat, so that the use efficiency is affected, important parts in the box can be damaged when serious, lubricating oil is adopted to cool down at present, but the lubricating oil gradually loses the lubricating heat dissipation effect after being meshed for many times through the gear, and the lubricating oil is added again, and the manual addition is still needed to be stopped, so that the existing lubricating oil heat dissipation mode is relatively poor in heat dissipation effect, the heat dissipation efficiency is slow, and the use efficiency of the vibrating hammer can be affected.
Disclosure of Invention
The application provides a vibrating hammer for three-dimensional cross tunnel excavation, which has the advantages of accurately supplementing lubricating oil, achieving the self-circulation effect of the lubricating oil and effectively improving the heat dissipation effect, and is used for solving the problems of poor heat dissipation effect and low heat dissipation efficiency of the existing lubricating oil.
In order to achieve the above purpose, the application adopts the following technical scheme: a vibratory hammer for use in stereoscopic cross tunneling, comprising: fixed plate, vibration case, connecting plate, accept board, pile clamping ware, driving motor, action wheel, driven gear subassembly, eccentric wheel and connecting bearing, the top fixed mounting of fixed plate has the vibration case, the top fixed mounting of vibration case has the oil storage tank, the top fixed mounting of oil storage tank has the connecting plate, the top outside movable mounting of connecting plate has the accept board, the bottom fixed mounting of fixed plate has pile clamping ware, the both sides movable mounting of vibration case has driving motor, the action wheel has been cup jointed in driving motor's one end outside fixed, one side outside of action wheel is equipped with driven gear subassembly, driven gear subassembly's one end outside fixed cup joint eccentric wheel, the one end outside fixed mounting of eccentric wheel has the connecting bearing that is located driven gear subassembly one end, the inside fixed mounting of oil storage tank has automatic oil atomizer, the bottom fixed mounting of vibration case has the oil collection tank, one side fixed surface installs the oil return pipe, the one end top fixed mounting of oil return pipe has the gear oil pump, the top fixed mounting of gear oil pump has the oil pipe of sending.
Further, the outside of oil return pipe is equipped with cold oil pocket, top one side fixed mounting of cold oil pocket has first blast pipe, the one end fixed mounting of first blast pipe has the air storage box that is located one side surface of vibrating box, be equipped with the induced draft wheel that is located driving motor one end in the inner chamber of air storage box, one side surface fixed mounting of air storage box has the second blast pipe.
Further, automatic oil injection device includes holds oil pocket, movable clamp plate, spring and oil spout, hold oil pocket fixed mounting in the inner chamber of batch oil tank, slidable mounting has movable clamp plate in holding the inner chamber of oil pocket, movable clamp plate's top fixed mounting has the spring, hold the bottom fixed mounting of oil pocket has the oil spout, hold the both sides bottom of oil pocket and seted up the opening, and the size of this opening is less than the one side area size of movable clamp plate, the shape of oil spout is isosceles trapezoid, and the bottom opening of oil spout just is to the action wheel and driven gear assembly and every adjacent two mesh between the driven gear assembly.
Further, the shape of the vibration box is in a shape of a 'convex', a hole is formed in one side surface of the protruding portion of the vibration box, one end of the second air supply pipe is communicated with one side surface of the air storage box, and the other end of the second air supply pipe is communicated with the other side surface of the protruding portion of the vibration box.
Further, the shape of oil storage tank is rectangle, and the inside of oil storage tank is hollow, driven gear subassembly comprises gear and gear shaft, eccentric wheel and connecting bearing all cup joint in the outside of gear shaft.
Further, the shape of the oil collecting tank is an inverted isosceles trapezoid, the top end of the oil collecting tank is an opening, and the top end opening of the oil collecting tank is opposite to the lower side of the bottom end opening of the oil spraying port.
Further, the gear oil pump includes oil pump box and oil pump gear, oil pump box fixed mounting is at one side surface of vibrating tank, the inside movable mounting of oil pump box has oil pump gear, oil pump gear is two altogether, and two oil pump gear size are unanimous, two oil pump gear is fixed the cover respectively and is established in driving motor's one end and driven gear assembly gear shaft's one end, the shape of oil pump box is waist type hole form, and the inner chamber size of oil pump box and the big or small looks adaptation of two oil pump gear.
Further, one end of the oil delivery pipe is communicated with the top end of the oil pump box body, the other end of the oil delivery pipe is communicated with one side surface of the oil storage box, the cold oil cavity is rectangular in shape, the inside of the cold oil cavity is hollow, and a hole is formed in the bottom of one end of the cold oil cavity.
Further, the shape of the air storage box is rectangular, the inside of the air storage box is hollow, a vent hole is formed in one side surface of the air storage box, and the vent hole is uniformly distributed on the surface of the air storage box in a circumferential shape.
The application has the following beneficial effects:
according to the vibrating hammer for the three-dimensional cross tunnel excavation, the automatic oil spraying device is arranged, the movable pressing plate is made to slide up and down in the oil containing cavity by utilizing the vibration effect, when the movable pressing plate moves downwards, the vibration and the rebound force of the spring are utilized, the movable pressing plate is made to move downwards in an accelerating mode, the lubricating oil in the oil containing cavity is made to be sprayed out in an accelerating mode, the oil spraying opening is sprayed at the meshing position between the driving wheel and the driven gear assembly and between every two adjacent driven gear assemblies, the gear surface of the meshing position is fully coated with the lubricating oil, the effect of automatically spraying the lubricating oil is achieved, meanwhile, excessive lubricating oil drops into the oil collecting tank, residual oil is pumped back to the inside of the oil storing tank again through the gear oil pump oil return pipe, the automatic circulation effect of the automatic oil spraying device is achieved, the surface lubricating oil of the driving wheel and the driven gear assembly is guaranteed to be sufficient, good lubricating property of the meshing position is always kept, meanwhile, the meshing position is kept low in a low temperature all the time, the phenomenon that the driving wheel and the driven gear assembly is excessively heated to cause abrasion is avoided, the vibration effect is fully improved, meanwhile, the operation period of the hammer is prolonged, the vibration efficiency is greatly shortened, and the vibration efficiency is greatly improved.
Through setting up cold oil pocket, first blast pipe, air-storage box, suction wheel and second blast pipe, utilize the continuous operation of suction wheel, and then make outside air flow into the inside of air-storage box through air-storage box surface ventilation hole, then rethread second blast pipe, continuously flow into the inside of vibration case, utilize the continuous flow of air, thereby carry the inside heat outflow of vibration case, and then reach the inside radiating effect of vibration case, meanwhile, a portion of air passes through first blast pipe, flow into the inside of cold oil pocket, rethread cold oil pocket one end trompil flows, when cold oil pocket inside air continuously flows, utilize the flow of air, implement forced air cooling to return oil pipe, thereby make the inside lubricating fluid of oil return pipe obtain the radiating effect, lubricating fluid temperature decline, thereby resume initial temperature, and guarantee that lubricating fluid is in low temperature state all the time, not only effectively increase lubricating fluid's mobility, simultaneously, also further promoted lubricating fluid's radiating effect, strengthen the protection to action wheel and driven gear assembly, sustainable stable operation of messenger's device.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.
The application may be more clearly understood from the following detailed description taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic perspective view of the front of the structure of the present application;
FIG. 2 is a schematic view of the reverse side of the structure of the present application;
FIG. 3 is a schematic perspective view of a vibrating tank according to the present application;
FIG. 4 is a schematic cross-sectional front plan view of a vibrating tank in accordance with the present application;
FIG. 5 is a schematic cross-sectional perspective view of the gear oil pump and the air storage bellows of the present application;
fig. 6 is an enlarged schematic view of a portion of the structure of fig. 3 a in accordance with the present application.
In the figure: 1. a fixing plate; 2. a vibration box; 3. an oil storage tank; 4. a connecting plate; 5. a receiving plate; 6. pile clamping device; 7. a driving motor; 8. a driving wheel; 9. a driven gear assembly; 10. an eccentric wheel; 11. connecting a bearing; 12. an oil accommodating cavity; 13. a movable pressing plate; 14. a spring; 15. an oil spraying port; 16. an oil collecting tank; 17. an oil return pipe; 18. an oil pump housing; 19. an oil pump gear; 20. oil delivery pipe; 21. a cold oil chamber; 22. a first air supply pipe; 23. a wind storage box; 24. a wind suction wheel; 25. and a second blast pipe.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1
Referring to fig. 1 to 6, a vibratory hammer for three-dimensional cross tunnel excavation includes: the utility model discloses a pile driver, which comprises a fixed plate 1, a vibrating box 2, a connecting plate 4, a receiving plate 5, a pile clamping device 6, a driving motor 7, a driving wheel 8, a driven gear component 9, an eccentric wheel 10 and a connecting bearing 11, wherein the vibrating box 2 is fixedly arranged at the top end of the fixed plate 1, the oil storage box 3 is fixedly arranged at the top end of the vibrating box 2, the connecting plate 4 is fixedly arranged at the top end of the oil storage box 3, the receiving plate 5 is movably arranged at the outer part of the top end of the connecting plate 4, the pile clamping device 6 is fixedly arranged at the bottom end of the fixed plate 1, the driving motor 7 is movably arranged at two sides of the vibrating box 2, the driving wheel 8 is fixedly sleeved at the outer part of one end of the driving motor 7, the driven gear component 9 is externally fixedly sleeved at one end of the driving wheel 8, the eccentric wheel 10 is fixedly sleeved at the outer part of one end of the driven gear component 9, the connecting bearing 11 positioned at one end of the driven gear component 9 is fixedly arranged at the outer part of the eccentric wheel 10, an automatic oil injection device is fixedly arranged at the inner part of the oil storage box 3, the bottom end of the vibration box 2 is fixedly provided with an oil collecting tank 16, one side surface of the oil collecting tank 16 is fixedly provided with an oil return pipe 17, one end top of the oil return pipe 17 is fixedly provided with a gear oil pump, the top end of the gear oil pump is fixedly provided with an oil delivery pipe 20, through the arrangement of an automatic oil injection device, when the vibration hammer operates, namely the driving motor 7 drives the driving wheel 8 to rotate, when the driving wheel 8 rotates, the driving wheel 8 drives the driven gear assemblies 9 to rotate, so that each driven gear assembly 9 rotates at the same speed in the opposite direction, when the driven gear assemblies 9 rotate, the driven gear assemblies 9 drive the eccentric wheels 10 to rotate together, the eccentric wheels 10 are always in symmetrical positions during rotation, and then the vertical centrifugal forces generated by the eccentric wheels 10 are mutually overlapped, so that the vibration box 2 is driven to vibrate vertically up and down integrally, when the vibration box 2 vibrates, the vibration box 2 drives the pile clamping device 6 to vibrate together, and the pile clamping device 6 is fastened at the top end of the pile body, so that when the vibration box 2 vibrates, the pile body can be driven to vibrate together to achieve the pile sinking purpose, meanwhile, the vibration box 2 also drives the oil storage box 3 to vibrate vertically and vertically together, when the oil storage box 3 vibrates, the movable pressing plate 13 is affected by vibration, sliding motion is carried out in the oil containing cavity 12 up and down, when the movable pressing plate 13 slides up, the openings on two sides of the oil containing cavity 12 are not blocked and sealed by the movable pressing plate 13, and then the inner cavity of the oil containing cavity 12 is communicated with the inner cavity of the oil storage box 3, so that a large amount of lubricating oil in the oil storage box 3 flows into the inner cavity of the oil containing cavity 12, meanwhile, when the movable pressing plate 13 moves up, the movable pressing plate 13 presses the spring 14, the spring 14 is in a compressed state, and when the movable pressing plate 13 moves down, at this time, the movable pressing plate 13 is affected by vibration and the reverse elasticity of the spring 14, so that the movable pressing plate 13 moves downwards in an accelerating way, thereby punching the lubricating oil in the oil containing cavity 12, and because only two oil channels in the top end of the oil injection port 15 can allow the lubricating oil to pass through, and the width of the oil channels is narrow, when a large amount of oil flows into the oil channels, under the punching action of the movable pressing plate 13, the lubricating oil in the oil channels is sprayed out in an accelerating way, and then impacts the surface of the partition plate in the middle of the oil injection port 15, when the oil impacts the surface of the partition plate, the oil drops are broken, and then converted into oil mist, sprayed out from the oil injection port 15, and sprayed on the meshing part between the driving wheel 8 and the driven gear assemblies 9 and every two adjacent driven gear assemblies 9, so that the surface of the meshing part is fully sprayed with the lubricating oil, thereby achieving the effect of automatically spraying the lubricating oil, the movable pressing plate 13 slides up and down along with the vibration frequency of the vibration box 2, so that the oil spraying port 15 sprays lubricating oil along with the vibration frequency, and the lubricating oil is sprayed out in a mist form, and after spraying for many times, the meshing positions between the driving wheel 8 and the driven gear assembly 9 and between the adjacent driven gear assemblies 9 can be fully soaked, so that the surface lubricating oil of the driving wheel 8 and the driven gear assembly 9 in the vibration box 2 is ensured to be sufficient when the vibration hammer continuously operates, the continuous meshing operation of the driving wheel 8 and the driven gear assembly 9 can not be caused to be rapidly consumed, the meshing positions always keep good lubricating property, the lubricating oil can not be sprayed excessively, the lubricating effect is fully improved, the vibration efficiency is enhanced, meanwhile, the good heat dissipation performance of the lubricating oil is ensured, the meshing positions always keep low temperature, the driving wheel 8 and the driven gear assembly 9 are effectively prevented from generating heat too fast, the abrasion is seriously increased, the operation period of the vibration hammer is prolonged, the vibration hammer is prevented from stopping for many times, time and labor is saved, and the vibration efficiency is greatly improved.
Meanwhile, when the lubricating oil is continuously sprayed, redundant lubricating oil drops to the inside of the oil collecting tank 16, and when the automatic oil injection device continuously injects oil under the action of vibration, the gear oil pump is driven by the driving motor 7 and the driven gear assembly 9 to rotate, when the gear oil pump rotates, the gear oil pump continuously sucks residual oil in the oil collecting tank 16 through the oil return pipe 17, and the oil is pumped back to the inside of the oil storage tank 3 through the gear oil pump through the oil feeding pipe 20, so that the automatic circulation effect of the automatic oil injection device is achieved.
Example two
Referring to fig. 1-6 on the basis of the first embodiment, a cold oil cavity 21 is arranged outside an oil return pipe 17, a first air supply pipe 22 is fixedly arranged on one side of the top end of the cold oil cavity 21, an air storage box 23 positioned on one side surface of a vibrating box 2 is fixedly arranged at one end of the first air supply pipe 22, an air suction wheel 24 positioned on one end of a driving motor 7 is arranged in an inner cavity of the air storage box 23, a second air supply pipe 25 is fixedly arranged on one side surface of the air storage box 23, by arranging the cold oil cavity 21, the first air supply pipe 22, the air storage box 23, the air suction wheel 24 and the second air supply pipe 25, when a vibrating hammer continuously operates, the driving motor 7 is utilized to drive the air suction wheel 24 to continuously operate, and when the air suction wheel 24 continuously operates, the influence of induced draft wheel 24 flabellum detouring, outside air flows into the inside of storage bellows 23 through the surface ventilation hole of storage bellows 23, when the inside of air inflow storage bellows 23, partial air passes through second blast pipe 25, continuously flow into the inside of vibration case 2, after the inside of vibration case 2 is flowed through the trompil of vibration case 2 one side surface, and then utilize the continuous flow of air, thereby carry out the inside heat of vibration case 2 and flow, and then reach the inside radiating effect of vibration case 2, avoid the inside heat of vibration case 2 too high, and lead to action wheel 8, driven gear assembly 9, eccentric wheel 10 and connecting bearing 11 take place the heat loss, and unable normal operating's problem.
Meanwhile, when air is continuously fed into the vibrating box 2 through the second air feeding pipe 25, the air continuously flows in the vibrating box 2, and oil mist sprayed by the oil feeding nozzles 15 can be blown to flow through the surfaces of all parts in the vibrating box 2, namely the surfaces of the driving wheel 8, the driven gear assembly 9, the eccentric wheel 10 and the connecting bearing 11, so that uniform oil films are attached to the surfaces of all parts, and further all parts in the vibrating box 2 can be effectively lubricated in the continuous operation process of all parts, so that the structure of all parts in the vibrating box 2 is further protected, the abrasion of all parts is avoided, and the stability of the vibrating box 2 is improved.
Meanwhile, the other part of air continuously flows into the cold oil cavity 21 through the first air supply pipe 22 and then flows out through the opening at one end bottom of the cold oil cavity 21, because the lubricating oil collected in the oil collecting tank 16 passes through the lubricating oil at the meshing positions of the driving wheel 8, the driven gear assemblies 9 and every two adjacent driven gear assemblies 9, the lubricating oil can lubricate and cool the driving wheel 8 and the driven gear assemblies 9 when passing through the first air supply pipe, so that the dropped lubricating oil can carry a certain heat energy, therefore, the temperature of the lubricating oil at the oil collecting tank 16 is slightly higher than that of the lubricating oil in the oil storing tank 3, and because the air in the cold oil cavity 21 continuously flows, and further, when the lubricating oil in the oil collecting tank 16 is sent back into the oil storing tank 3 again through the oil return pipe 17 by utilizing the flow of the air, through the air flow, and then implement forced air cooling to return oil pipe 17, thereby carry the heat energy of the inside lubricating oil liquid of returning oil pipe 17 and flow away, make the inside lubricating oil liquid of returning oil pipe 17 obtain the radiating effect, and then the temperature drops, thereby resume initial temperature, avoid lubricating oil liquid high temperature and take place to solidify, the viscosity increases, guarantee that lubricating oil liquid is in the low temperature state all the time, not only effectively increase lubricating oil liquid's mobility, simultaneously, also further promoted lubricating oil liquid's radiating effect, lubricating oil liquid temperature is gradually risen when the vibro hammer lasts, and then lose the radiating effect, lead to action wheel 8 and driven gear assembly 9 unable to obtain effective heat dissipation and continuously generate heat, thereby take place the problem of serious damage.
Referring to fig. 1-6, the automatic oil injection device includes an oil containing cavity 12, a movable pressing plate 13, springs 14 and an oil injection port 15, the oil containing cavity 12 is fixedly installed in an inner cavity of the oil storage tank 3, the movable pressing plate 13 is slidably installed in the inner cavity of the oil containing cavity 12, the springs 14 are fixedly installed at the top end of the movable pressing plate 13, the oil injection port 15 is fixedly installed at the bottom end of the oil containing cavity 12, through holes are formed in the bottoms of two sides of the oil containing cavity 12, the size of the through holes is smaller than the size of one side area of the movable pressing plate 13, the overall shape of the oil injection port 15 is isosceles trapezoid, the bottom end opening of the oil injection port 15 is opposite to the engaging position between the driving wheel 8 and the driven gear assembly 9 and between every two adjacent driven gear assemblies 9, two narrow oil channels are formed in the inner portion of the oil injection port 15, the two oil channels are relatively distributed, a rectangular partition plate is arranged in the middle of the inner cavity of the oil injection port 15, the engaging position is fast in the consumption of lubricating oil, and the engaging position is opposite to the engaging position of the bottom opening of the oil injection port 15, so that the lubricating oil is concentrated to lubricate the engaging position between the driving wheel 8 and the driven gear assembly 9 and every two adjacent driven gear assemblies 9, sufficient engaging position is guaranteed, and the effect is improved.
Referring to fig. 1 to 6, the vibration box 2 is shaped like a "convex", a hole is formed in one side surface of the convex portion of the vibration box 2, one end of the second air supply duct 25 is communicated with one side surface of the air storage duct 23, and the other end of the second air supply duct 25 is communicated with the other side surface of the convex portion of the vibration box 2.
Referring to fig. 1-6, the oil storage tank 3 is rectangular, the oil storage tank 3 is hollow, the driven gear assembly 9 is composed of a gear and a gear shaft, and the eccentric wheel 10 and the connecting bearing 11 are sleeved on the outer portion of the gear shaft.
Referring to fig. 1-6, the oil collecting tank 16 is in an inverted isosceles trapezoid shape, the top end of the oil collecting tank 16 is an opening, the top end opening of the oil collecting tank 16 is opposite to the lower side of the bottom end opening of the oil injection port 15, a filter screen is arranged in the middle of an inner cavity of the oil collecting tank 16, the filter screen only allows the lubricating oil to pass through and does not allow impurities to pass through, and when the lubricating oil is recovered in the oil collecting tank 16, the residual lubricating oil can be subjected to impurity removal and filtration, so that the recovered lubricating oil cannot be reused due to excessive impurity.
Referring to fig. 1-6, the gear oil pump includes an oil pump case 18 and an oil pump gear 19, the oil pump case 18 is fixedly mounted on a side surface of the vibration case 2, the oil pump gear 19 is movably mounted in the oil pump case 18, the oil pump gears 19 are two in total, the two oil pump gears 19 are identical in size, the two oil pump gears 19 are fixedly sleeved at one end of the driving motor 7 and one end of the gear shaft of the driven gear assembly 9 respectively, the shape of the oil pump case 18 is in a waist-shaped hole shape, and the inner cavity of the oil pump case 18 is matched with the two oil pump gears 19 in size.
Referring to fig. 1-6, one end of an oil delivery pipe 20 is communicated with the top end of an oil pump box 18, the other end of the oil delivery pipe 20 is communicated with one side surface of an oil storage tank 3, a cold oil cavity 21 is rectangular, the inside of the cold oil cavity 21 is hollow, and a hole is formed in the bottom of one end of the cold oil cavity 21.
Referring to fig. 1-6, the shape of the air storage box 23 is rectangular, the inside of the air storage box 23 is hollow, a vent hole is formed in one side surface of the air storage box 23, the vent hole is uniformly distributed on the surface of the air storage box 23 in a circumferential shape, a filter screen is arranged in the vent hole on one side surface of the air storage box 23, when the air suction wheel 24 sucks external air, the air flows into the air storage box 23, the filter screen is used for filtering the air, impurities in the air are isolated outside, and the air without impurities flows into the air cooling cavity 21 and the vibration box 2 through the first air supply pipe 22 and the second air supply pipe 25, so that secondary pollution to the inside of the vibration box 2 is avoided, and the inside of the device is ensured to be clean.
The working principle of the using method of the application is as follows:
when pile sinking is needed, the pile-sinking device is fixedly connected with the existing lifting device, such as a crane, through the connecting piece at the top end of the receiving plate 5, after the pile-sinking device is installed, the pile-sinking device is lowered to the top end of a pile body through the crane, so that the middle part of the bottom end of the pile-clamping device 6 clamps the jaw to be aligned with the cylinder wall of the pile body, wherein the pile-clamping device 6 comprises an electric driving clamp, a movable pressing plate, a fixed pressing plate and a clamping electric cylinder, the clamping electric cylinder is connected with a driving power supply of a vibrating hammer, the movable pressing plate is driven by the clamping electric cylinder and is matched with the fixed pressing plate, so that the pile body is clamped and fixed, after the pile-clamping device 6 finishes clamping, a driving motor 7 is controlled to operate by controlling a control system of the vibrating hammer, when the driving motor 7 operates, the driving motor 7 drives a driving wheel 8 to rotate, and when the driving wheel 8 rotates, when one driven gear assembly 9 rotates, the driven gear assembly 9 drives the other driven gear assembly 9 to rotate, and then each driven gear assembly 9 starts to rotate at the same speed in the opposite direction under the driving of the driving wheel 8, when the driven gear assembly 9 rotates, the driven gear assembly 9 drives the eccentric wheel 10 to rotate together, the eccentric wheel 10 is always in the symmetrical position when rotating, and the transverse centrifugal forces generated by the eccentric wheel 10 counteract each other, the vertical centrifugal forces are mutually overlapped, and the vibration box 2 is driven to vibrate vertically under the continuous symmetrical deflection of the eccentric wheel 10, when the vibration box 2 vibrates, the vibration box 2 drives the oil storage box 3, the connecting plate 4 and the pile clamping device 6 to vibrate together, wherein a vibration absorber is arranged between the connecting plate 4 and the receiving plate 5, the vibration absorber consists of hoisting pulleys, a cross beam, vertical shafts, a vibration absorbing frame and the like, the vibration absorbing frame is fixed on the upper part of the vibration box 2, namely the top end of the connecting plate 4, two vertical shafts are respectively arranged on two sides of the top end of the connecting plate 4 at two sides of the inner cavity of the bearing plate 5, each vertical shaft is sleeved with a compression spring up and down to form a group, the cross beam is fixed on the upper part of the vertical shaft, and the vibration absorbing frame greatly weakens when the larger amplitude generated by the vibration box 2 is transmitted to the vibration absorber due to the vibration absorbing effect of the two groups of springs, so that a good vibration absorbing effect can be obtained when the vibration box 2 drives the pile clamping device 6 to vibrate together, and the pile clamping device 6 is fastened on the top end of a pile body, so that the pile body can be driven to vibrate together when the vibration box 2 vibrates, and the pile sinking purpose is achieved.
Meanwhile, the vibration box 2 drives the oil storage box 3 to vibrate vertically up and down together, when the oil storage box 3 vibrates, the movable pressing plate 13 is affected by vibration, sliding motion is carried out in the oil containing cavity 12 up and down, when the movable pressing plate 13 slides up, through holes on two sides of the oil containing cavity 12 are not blocked by the movable pressing plate 13, and then the inner cavity of the oil containing cavity 12 is communicated with the inner cavity of the oil storage box 3, so that lubricating oil in the oil storage box 3 flows into the inner cavity of the oil containing cavity 12, meanwhile, when the movable pressing plate 13 moves up, the movable pressing plate 13 presses the spring 14, the spring 14 is in a compressed state, and when the movable pressing plate 13 moves down, the movable pressing plate 13 is affected by vibration and the reverse elasticity of the spring 14, so that the movable pressing plate 13 moves down in an accelerating mode, so that the lubricating oil in the oil containing cavity 12 is punched, the lubricating oil in the oil containing cavity 12 is sprayed out in an accelerating mode through the oil spraying port 15, the engaged positions between the driving wheel 8 and the driven gear assemblies 9 and each two adjacent driven gear assemblies 9, and the gear surface of the engaged positions is fully coated with the lubricating oil, and the effect of automatic spraying is achieved.
The redundant lubricating oil naturally falls to the inside of oil collecting tank 16 because of self gravity, and simultaneously, when automatic oil injection device lasts the oil spout under the vibratory action, two oil pump gears 19 in the gear oil pump are driven by driving motor 7 and driven gear assembly 9 and are rotated the operation, wherein, driven gear assembly 9 drives oil pump gear 19 and runs through gear itself through driven gear assembly 9 gear shaft, and lengthen to the outside of vibration case 2, thereby cup joint each other with oil pump gear 19, realize driven gear assembly 9 to the transmission of oil pump gear 19, when the gear oil pump is rotatory, through return oil pipe 17, the gear oil pump constantly absorbs the inside residual oil of oil collecting tank 16, and through the gear oil pump, rethread oil feed pipe 20 pumps back the oil into the inside of oil storing tank 3, and then the effect of automatic oil injection device's automatic cycle has been reached.
Meanwhile, when the vibration hammer continuously operates, one of the driving motors 7 drives the air suction wheel 24 to continuously operate, when the air suction wheel 24 continuously operates, the air suction wheel 24 is influenced by the fan blade bypass flow, negative pressure is generated inside the air storage box 23, and then external air flows into the air storage box 23 through the surface ventilation holes of the air storage box 23, when the air flows into the air storage box 23, part of the air continuously flows into the vibration box 2 through the second air supply pipe 25, after the air flows through the inside of the vibration box 2, the air flows out through the opening on one side surface of the vibration box 2, and the air continuously flows, so that the effect of heat dissipation inside the vibration box 2 is achieved.
Meanwhile, the other part of air continuously flows into the cold oil cavity 21 through the first air supply pipe 22 and flows out through the opening at the bottom of one end of the cold oil cavity 21, and when the air continuously flows through the cold oil cavity 21, the air can perform air cooling effect on lubricating oil in the oil return pipe 17.
When the pile body is completely driven into the ground, pile sinking can be completed, and the pile clamping device 6 is controlled to loosen the clamping of the pile body by controlling the control system of the vibrating hammer manually, and then the pile sinking device is lifted by a crane, so that the pile sinking of the next step can be performed.
Claims (7)
1. A vibratory hammer for use in three-dimensional cross-tunnel excavation, comprising: fixed plate (1), vibration case (2), connecting plate (4), accept board (5), pile clamp (6), driving motor (7), action wheel (8), driven gear assembly (9), eccentric wheel (10) and connecting bearing (11), the top fixed mounting of fixed plate (1) has vibration case (2), the top fixed mounting of vibration case (2) has batch oil tank (3), the top fixed mounting of batch oil tank (3) has connecting plate (4), the top outside movable mounting of connecting plate (4) has and holds board (5), the bottom fixed mounting of fixed plate (1) has pile clamp (6), the both sides movable mounting of vibration case (2) has driving motor (7), the one end external fixation of driving motor (7) cup joints action wheel (8), one side outside of action wheel (8) is equipped with driven gear assembly (9), the one end external fixation of driven gear assembly (9) cup joints eccentric wheel (10), the one end external fixation of eccentric wheel (10) has the connecting plate (5) that is located driven gear assembly (9) one end, the inside fixed mounting of automatic batch oil tank (16) has, the fixed mounting of vibration case (2) has oil tank (16), an oil return pipe (17) is fixedly arranged on one side surface of the oil collecting tank (16), a gear oil pump is fixedly arranged at the top of one end of the oil return pipe (17), an oil feeding pipe (20) is fixedly arranged at the top end of the gear oil pump, a cold oil cavity (21) is arranged outside the oil return pipe (17), a first air supply pipe (22) is fixedly arranged on one side of the top end of the cold oil cavity (21), an air storage box (23) positioned on one side surface of the vibrating box (2) is fixedly arranged at one end of the first air supply pipe (22), an air suction wheel (24) positioned at one end of the driving motor (7) is arranged in an inner cavity of the air storage box (23), and a second air supply pipe (25) is fixedly arranged on one side surface of the air storage box (23);
the automatic oil injection device comprises an oil containing cavity (12), a movable pressing plate (13), springs (14) and an oil injection port (15), wherein the oil containing cavity (12) is fixedly arranged in an inner cavity of an oil storage tank (3), the movable pressing plate (13) is slidably arranged in the inner cavity of the oil containing cavity (12), the springs (14) are fixedly arranged at the top end of the movable pressing plate (13), the oil injection port (15) is fixedly arranged at the bottom end of the oil containing cavity (12), through holes are formed in the bottoms of the two sides of the oil containing cavity (12), the size of each through hole is smaller than the size of one side area of the movable pressing plate (13), the whole shape of the oil injection port (15) is isosceles trapezoid, the bottom end opening of the oil injection port (15) is just opposite to the engagement part between a driving wheel (8) and a driven gear assembly (9) and every two adjacent driven gear assemblies (9), two thin and narrow oil channels are formed in the inner part of the oil injection port (15) and are distributed relatively, and a rectangular partition plate is arranged in the middle of the inner cavity of the oil injection port (15).
2. The vibratory hammer for three-dimensional cross tunnel excavation according to claim 1, wherein the vibration box (2) is shaped like a "convex", a hole is provided in one side surface of the convex portion of the vibration box (2), one end of the second blast pipe (25) is communicated with one side surface of the air storage box (23), and the other end of the second blast pipe (25) is communicated with the other side surface of the convex portion of the vibration box (2).
3. The vibratory hammer for three-dimensional cross tunnel excavation according to claim 2, wherein the oil storage tank (3) is rectangular in shape, the interior of the oil storage tank (3) is hollow, the driven gear assembly (9) consists of a gear and a gear shaft, and the eccentric wheel (10) and the connecting bearing (11) are sleeved on the exterior of the gear shaft.
4. The vibratory hammer for three-dimensional cross tunnel excavation according to claim 3, wherein the oil collecting tank (16) is in an inverted isosceles trapezoid shape, the top end of the oil collecting tank (16) is an opening, the top end opening of the oil collecting tank (16) is opposite to the lower side of the bottom end opening of the oil spraying port (15), a filter screen is arranged in the middle of an inner cavity of the oil collecting tank (16), and the filter screen only allows lubricating oil to pass through and does not allow impurities to pass through.
5. The vibratory hammer for three-dimensional cross tunnel excavation according to claim 4, wherein the gear oil pump comprises an oil pump box body (18) and oil pump gears (19), the oil pump box body (18) is fixedly arranged on one side surface of the vibration box (2), the oil pump gears (19) are movably arranged in the oil pump box body (18), the number of the oil pump gears (19) is two, the two oil pump gears (19) are identical in size, the two oil pump gears (19) are fixedly sleeved at one end of the driving motor (7) and one end of the gear shaft of the driven gear assembly (9) respectively, the shape of the oil pump box body (18) is in a waist-shaped hole shape, and the inner cavity of the oil pump box body (18) is matched with the two oil pump gears (19).
6. The vibratory hammer for three-dimensional cross tunnel excavation according to claim 5, wherein one end of the oil feed pipe (20) is communicated with the top end of the oil pump box body (18), the other end of the oil feed pipe (20) is communicated with one side surface of the oil storage box (3), the cold oil cavity (21) is rectangular in shape, the inside of the cold oil cavity (21) is hollow, and a hole is formed in the bottom of one end of the cold oil cavity (21).
7. The vibratory hammer for three-dimensional cross tunnel excavation according to claim 6, wherein the shape of the air storage box (23) is rectangular, the inside of the air storage box (23) is hollow, the ventilation holes are formed in one side surface of the air storage box (23), the ventilation holes are uniformly distributed on the surface of the air storage box (23) in a circumferential shape, and a filter screen is arranged in the ventilation holes in one side surface of the air storage box (23).
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| CN116905487B (en) | 2023-11-24 |
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