Water conservancy construction piling equipment

Abstract

The application relates to the engineering technical field and discloses a water conservancy construction piling equipment, which comprises a connecting frame, two sliding rods are fixedly connected to the bottom of the connecting frame, and a lifting hook is slidably connected to the outer wall of the sliding rod; when the piling hammer falls on the impact table, the falling plate at the side wall of the impact table is pressed to turn downward, the end of the falling plate close to the impact table is moved upward through the turning force, so that the inclined sliding block slides along the inner wall of the oblique sliding cavity and extends out, until the piling hammer completely falls, the inclined sliding block slides to the inner wall of the piling hammer, the diesel pump is squeezed due to the influence of the piling hammer, diesel is sprayed in the piling hammer, compressed air and diesel are mixed to react, the existence of the inclined sliding block influences the internal reaction space, the diesel floating space after spraying is increased, the release of the acting force after the diesel reaction is influenced, and the potential energy efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of engineering, in particular to a water conservancy construction piling equipment. BACKGROUND

[0002] Piling technology is often used to drive piles into the ground, build or fix the required land on top of it.

[0003] When piling in water conservancy construction, the ground has to withstand a lot of pressure, so it needs to generate enough force to make the pile body into the ground. In the existing process, a diesel pile driver is used for hammering, which compresses the internal air and the injected diesel oil to burn by falling the hammer. However, the existing process has the problem that the mixing efficiency of diesel oil and air is poor, which causes the diesel oil not to be fully burned, resulting in diesel oil loss and affecting the piling efficiency. SUMMARY

[0004] The purpose of the present application is to provide a water conservancy construction piling equipment to solve the problems raised in the background art.

[0005] To solve the above technical problems, the present application is realized by the following technical scheme:

[0006] The present application is a kind of water conservancy construction piling equipment, including connecting frame, the bottom of connecting frame is fixedly connected with two slide rods, the outer wall of slide rod is slidably connected with a hook, the outer wall of slide rod is slidably connected with a pile driver, the inside of pile driver is provided with a combustion chamber, the bottom of slide rod is fixedly connected with an oil tank, the surface of oil tank is fixedly connected with an oil injection rod, the center of oil tank is fixedly connected with an impact platform, further comprising:

[0007] The sliding mechanism interferes with the inside of the impact platform;

[0008] The oil pumping mechanism is arranged in the inside of the sliding mechanism, which is used to affect the diesel oil reaction space and the discharge efficiency of diesel oil after combustion;

[0009] The inside of the oil tank is fixedly connected with a diesel pump, the surface of the impact platform is provided with a plurality of through oil channels, and the outer wall of the impact platform is embedded with a plurality of sealing rings.

[0010] Further, the sliding mechanism comprises:

[0011] The sliding groove assembly is provided in the side wall of the impact platform through the slotting piece;

[0012] The slotting piece comprises a turnover slot provided in the side wall of the impact platform;

[0013] The cavity expansion assembly is rotatably connected in the inside of the sliding groove assembly through the turnover piece;

[0014] The turnover piece comprises two turnover plates rotatably connected in the inside of the turnover slot.

[0015] Further, the oil pumping mechanism comprises:

[0016] The pressure assembly is fixedly connected to the surface of the oil tank through the fixing member;

[0017] The fixing member comprises a circular guard plate fixedly connected to the surface of the oil tank;

[0018] The oil distribution assembly is arranged inside the oil tank through the connecting member;

[0019] The connecting member comprises four oil pipes arranged inside the oil tank.

[0020] Further, the oil collecting mechanism comprises:

[0021] The dispersion assembly is arranged in the side wall of the impact platform through the separating member;

[0022] The separating member comprises a plurality of through dispersion holes arranged in the side wall of the impact platform;

[0023] The collection assembly is arranged in the side wall of the impact platform through the straight flow member;

[0024] The straight flow member comprises an oil collecting cavity arranged in the side wall of the impact platform.

[0025] Further, the impact platform is internally provided with a diagonal sliding cavity, the side wall of the impact platform is provided with a plurality of oil pumping cavities, and the side wall of the impact platform is provided with a plurality of oil pumping cavities and extends through to the inside of the oil tank;

[0026] The bottom of the oil channel extends through to the inside of the oil pumping cavity.

[0027] Further, the diagonal sliding cavity is internally slidably connected with a plurality of inclined sliding blocks, the side of the turnover plate close to the impact platform is rotatably connected with a connecting rod, the side of the connecting rod away from the turnover plate is rotatably connected with the inner wall of the diagonal sliding cavity, and the inside of the impact platform is provided with an annular oil groove;

[0028] The side wall of the impact platform is provided with a plurality of circular oil lubricating holes, and the circular oil lubricating holes extend through to the inside of the annular oil groove.

[0029] Further, the inner wall of the circular guard plate is slidably connected with a circular elastic plate, the side wall of the circular elastic plate is slidably connected in the inside of the oil pumping cavity, the bottom of the circular elastic plate is fixedly connected with a plurality of return springs, the inside of the oil tank is fixedly connected with a hexagonal oil distribution plate, and the inside of the impact platform is provided with a plurality of oil conveying cavities;

[0030] The diesel pump extends through the side wall of the hexagonal oil distribution plate and extends to the outside of the oil tank, the oil injection end of the diesel pump is fixedly connected at the center of the impact platform, and the top end of the oil conveying cavity extends through to the inside of the annular oil groove.

[0031] Further, the oil pipe is fixedly connected to the inside of the oil pumping cavity near the end of the impact table, the bottom of the oil conveying cavity is fixedly connected with a stop block, the bottom sidewall of the stop block is rotatably connected with an oil sealing plate one, and the surface of the impact table is rotatably connected with an oil sealing plate two.

[0032] Further, the sidewall of the impact table is provided with a plurality of dispersion holes two;

[0033] The plurality of dispersion holes one are arranged in a circumferential whole around the center of the impact table, and the plurality of dispersion holes two are arranged in a circumferential whole around the center of the impact table.

[0034] Further, the bottom of the oil collecting cavity is provided with a plurality of oil return cavities, the top sidewall of the oil return cavity is fixedly connected with an oil closing device, and the inside of the oil closing device is slidably connected with a floating ball.

[0035] The oil return cavity penetrates and extends to the inside of the oil tank.

[0036] The present application has the following beneficial effects:

[0037] 1、When the pile hammer falls on the impact table, the flip plate on the sidewall of the impact table is pressed to flip downward, the end of the flip plate close to the impact table moves upward, the inclined sliding block slides along the inner wall of the inclined sliding cavity and extends, until the pile hammer completely falls, the inclined sliding block slides to the inner wall of the pile hammer, the diesel pump is squeezed, diesel is sprayed in the pile hammer, compressed air and diesel are mixed to react, the reaction space is affected by the inclined sliding block, the diesel floating space after spraying is increased, the release of the diesel reaction force is affected, and the potential energy efficiency is improved.

[0038] 2、When the air and diesel react by the falling of the pile hammer, the air in the pile hammer is compressed and carries part of the potential energy, after the pile hammer completely falls, the air in the pile hammer is affected by the shape of the inclined sliding block and the arrangement of the impact table, mixes with the sprayed diesel, and explodes in the pile hammer, the impact flows along the shape of the inclined sliding block and gathers at the top of the combustion chamber, the generated gas flows out through the gap between the inclined sliding blocks after rising on the pile hammer, promotes the exhaust of the burned gas, and improves the combustion efficiency.

[0039] 3、The invention in use due to the pile hammer after falling, the bottom of the pile hammer will force the circular elastic plate to extrude downward, at this time, if the pump oil cavity has lubricating oil, it will be extruded, forced to flow to the oil cavity, and the flow makes the oil sealing plate one turn over, and under the influence of its shape, it will be blocked by the block, so that the lubricating oil flows upward through the oil cavity, and under the reciprocating operation, the lubricating oil finally enters the inside of the annular oil groove, flows out through the plurality of circular oil holes, lubricates the surface of the impact platform, reduces friction, and prolongs the service life.

[0040] 4、The invention in the above process flow, due to the continuous work of the pile hammer, the flow of lubricating oil, part of which will flow to the next layer along the dispersion hole, and then flow into the inside of the oil collecting cavity through the dispersion hole two, and then flow into the inside of the oil return cavity through the inside of the oil closing device, while the oil return cavity is directly connected to the inside of the oil tank, there is a pressure difference, the floating ball placed in the inside of the oil closing device will block the flow port of the oil return cavity to achieve sealing, and the floating ball will float up when the lubricating oil in the inside of the oil closing device reaches the required amount, the collected lubricating oil will flow into the inside of the oil return cavity through the bottom of the oil closing device, and finally return to the inside of the oil tank.

[0041] Of course, any product implementing the present application does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0042] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0043] Figure 1 The whole structure working state diagram of the present application;

[0044] Figure 2 The whole structure diagram of the present application;

[0045] Figure 3 The sliding mechanism cross section diagram of the present application;

[0046] Figure 4 The main structure diagram of the present application;

[0047] Figure 5 The main cross section structure diagram of the present application;

[0048] Figure 6 The cavity expansion assembly structure diagram of the present application;

[0049] Figure 7 The structure diagram of the present application Figure 4 The enlarged structure diagram of A in the present application

[0050] Figure 8 Structure diagram of pressure assembly of the present application;

[0051] Figure 9 Structure diagram of oil distribution assembly of the present application;

[0052] Figure 10 Enlarged structure diagram of oil distribution assembly of the present application;

[0053] Figure 11 Enlarged structure diagram of the present application Figure 9 at B;

[0054] Figure 12 Enlarged structure diagram of diesel pump of the present application;

[0055] Figure 13 Structure diagram of internal structure of the present application;

[0056] Figure 14 Enlarged structure diagram of the present application Figure 13 at C;

[0057] Figure 15 Enlarged structure diagram of the present application Figure 13 at D;

[0058] Figure 16 Structure diagram of sectional structure of collection assembly of the present application.

[0059] In the drawings, the components represented by the respective reference numerals are listed as follows:

[0060] In the drawings, 1 is a sliding mechanism, 11 is a sliding groove assembly, 12 is an expansion cavity assembly, 13 is a connecting frame, 14 is a lifting hook, 15 is a pile hammer, 16 is an oil reservoir, 17 is an oil injection rod, 18 is an impact platform, 19 is a diesel pump, 111 is a turnover groove, 112 is an oblique sliding cavity, 113 is a pump oil cavity, 114 is an oil pumping cavity, 121 is a turnover plate, 122 is an inclined sliding block, 123 is a connecting rod, 124 is an annular oil groove, 2 is a pump oil mechanism, 21 is a pressure assembly, 22 is an oil distribution assembly, 211 is a circular guard plate, 212 is a circular elastic plate, 213 is a hexagonal oil distribution plate, 214 is an oil conveying cavity, 221 is an oil pipe, 222 is a stop block, 223 is an oil sealing plate 1, 224 is an oil sealing plate 2, 3 is an oil collection mechanism, 31 is a dispersion assembly, 32 is a collection assembly, 311 is a dispersion hole 1, 312 is a dispersion hole 2, 321 is an oil collection cavity, 322 is an oil return cavity, 323 is an oil closing device, and 324 is a floating ball. DETAILED DESCRIPTION

[0061] Clearly, the embodiments described are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0062] Please refer to Figures 1-16 As shown in the drawings, the present application is a water conservancy construction piling equipment, which comprises a connecting frame 13, the bottom of the connecting frame 13 is fixedly connected with two slide rods, the outer wall of the slide rod is slidably connected with a hook 14, the outer wall of the slide rod is slidably connected with a pile hammer 15, the inside of the pile hammer 15 is provided with a combustion chamber, the bottom of the slide rod is fixedly connected with an oil bunker 16, the surface of the oil bunker 16 is fixedly connected with an oil injection pull rod 17, the center of the oil bunker 16 is fixedly connected with an impact platform 18, and the water conservancy construction piling equipment further comprises:

[0063] A sliding mechanism 1, which interferes with the inside of the impact platform 18;

[0064] A pump oil mechanism 2, which is arranged in the inside of the sliding mechanism 1 and is used for affecting the diesel reaction space and the discharge efficiency after diesel combustion;

[0065] The inside of the oil bunker 16 is fixedly connected with a diesel pump 19, the surface of the impact platform 18 is provided with a plurality of through oil channels, and the outer wall of the impact platform 18 is embedded with a plurality of sealing rings.

[0066] The sliding mechanism 1 comprises:

[0067] A sliding groove assembly 11, which is arranged in the side wall of the impact platform 18 through a slotting piece;

[0068] The slotting piece comprises a turnover groove 111 arranged in the side wall of the impact platform 18;

[0069] An expansion cavity assembly 12, which is rotationally connected in the inside of the sliding groove assembly 11 through a turnover piece;

[0070] The turnover piece comprises two turnover plates 121 rotationally connected in the inside of the turnover groove 111.

[0071] The pump oil mechanism 2 comprises:

[0072] A pressure assembly 21, which is fixedly connected on the surface of the oil bunker 16 through a fixing piece;

[0073] The fixing piece comprises a circular guard plate 211 fixedly connected on the surface of the oil bunker 16;

[0074] An oil distribution assembly 22, which is arranged in the inside of the oil bunker 16 through a connecting piece;

[0075] The connecting piece includes four oil pipes 221 arranged inside the oil tank 16.

[0076] The oil collecting mechanism 3 includes:

[0077] The dispersion assembly 31 is arranged on the side wall of the impact platform 18 through a separation piece;

[0078] The separation piece includes a plurality of through dispersion holes 311 arranged on the side wall of the impact platform 18.

[0079] The collection assembly 32 is arranged on the side wall of the impact platform 18 through a straight-through piece;

[0080] The straight-through piece includes an oil collecting cavity 321 arranged on the side wall of the impact platform 18.

[0081] The impact platform 18 is internally provided with a slanting sliding cavity 112, the side wall of the impact platform 18 is provided with a plurality of oil pumping cavities 113, and the side wall of the impact platform 18 is provided with a plurality of oil pumping cavities 114 extending through to the inside of the oil tank 16.

[0082] The bottom of the oil channel extends through to the inside of the oil pumping cavity 114; this design provides a space inside the impact platform 18, facilitating the interference process of subsequent parts.

[0083] The slanting sliding cavity 112 is internally slidably connected with a plurality of inclined sliding blocks 122, the side of the turnover plate 121 close to the impact platform 18 is rotatably connected with a connecting rod 123, the side of the connecting rod 123 away from the turnover plate 121 is rotatably connected with the inner wall of the slanting sliding cavity 112, and the impact platform 18 is internally provided with an annular oil groove 124.

[0084] The side wall of the impact platform 18 is provided with a plurality of circular oil lubricating holes extending through to the inside of the annular oil groove 124; this design makes the inclined sliding block 122 extend close to the inner wall of the pile hammer 15, affects the reaction space of diesel explosion, and collects the reaction potential energy.

[0085] The inner wall of the circular guard plate 211 is slidably connected with a circular elastic plate 212, the side wall of the circular elastic plate 212 is slidably connected in the inside of the oil pumping cavity 113, the bottom of the circular elastic plate 212 is fixedly connected with a plurality of return springs, the inside of the oil tank 16 is fixedly connected with a hexagonal oil distribution plate 213, and the inside of the impact platform 18 is provided with a plurality of oil conveying cavities 214.

[0086] The diesel pump 19 penetrates the side wall of the hexagonal oil distribution plate 213 and extends to the outside of the oil tank 16, the oil injection end of the diesel pump 19 is fixedly connected at the center of the impact platform 18, and the top end of the oil conveying cavity 214 penetrates to the inside of the annular oil groove 124; this design is to pump the extracted oil, deliver it to the inside of the annular oil groove 124, form a pressure difference by extrusion, make the oil rise and pump out to achieve lubrication and reduce wear.

[0087] The oil pipe 221 is fixedly connected at one end close to the impact platform 18 to the inside of the oil pumping cavity 114, the bottom of the oil conveying cavity 214 is fixedly connected with a stop block 222, the bottom side wall of the stop block 222 is rotatably connected with an oil sealing plate one 223, and the surface of the impact platform 18 is rotatably connected with an oil sealing plate two 224; this design avoids backflow of oil during oil pumping to ensure that the oil can achieve the desired purpose.

[0088] The side wall of the impact platform 18 is provided with a plurality of dispersion holes two 312;

[0089] The plurality of dispersion holes one 311 are arranged in a circumferential whole line around the center of the impact platform 18, and the plurality of dispersion holes two 312 are arranged in a circumferential whole line around the center of the impact platform 18; this design is to increase the lubricating surface after lubricating the surface of the impact platform 18.

[0090] The bottom of the oil collecting cavity 321 is provided with a plurality of oil return cavities 322, the top side wall of the oil return cavity 322 is fixedly connected with an oil closing device 323, and the inside of the oil closing device 323 is slidably connected with a floating ball 324;

[0091] The oil return cavity 322 penetrates and extends to the inside of the oil tank 16; this design can make the oil collect and flow back to the inside of the oil tank 16 after being lubricated once, reducing the loss of lubricating oil.

[0092] Before use, according to the environmental project used, the connecting frame 13 can be connected with the guide beam to realize the up and down movement of the equipment, or the connecting rope can be fixedly wound on the top of the connecting frame 13 to realize the up and down movement of the equipment, and the side of the oil tank 16 is an oil injection port;

[0093] When in use, unlock the oil injection rod 17, put the pile body on the bottom of the impact platform 18, connect the hook rope on the top of the hook 14 and pull it down, the hook 14 will drop down, the sliding rod inside the clamping arm will lift the pile hammer 15, when the pile hammer 15 reaches the desired height, release the hook rope, the pile hammer 15 will fall down along the sliding rod, the sliding rod inside the clamping arm will lift the hook 14, the pile hammer 15 will force the turnover plate 121 on the side wall of the impact platform 18 to turn down, the force of the turnover plate 121 will move the end of the impact platform 18 up, so that the inclined sliding block 122 slides along the inner wall of the inclined sliding cavity 112 and extends out of the surface of the impact platform 18, and spreads to the inner wall of the pile hammer 15; the pile hammer 15 will also trigger the diesel pump 19 through the oil injection rod 17 when it falls, so that the diesel pump 19 pumps out diesel and sprays it onto the surface of the impact platform 18; after the pile hammer 15 falls completely, the air inside it will be compressed and mixed with the sprayed diesel to react, the presence of the inclined sliding block 122 affects the internal reaction space, so that the space available for floating after diesel injection is more, the rapidly compressed air raises the temperature and finally burns the diesel to explode; under the action of the explosion, the pile hammer 15 and the impact platform 18 will separate; repeat the above process, so that the pile body at the bottom of the impact platform 18 is gradually driven into the ground; during the above process, the compressed air will flow on the surface of the inclined sliding block 122, so that the diesel explosion collects at the top of the combustion chamber of the pile hammer 15, forming an effect similar to a metal jet, and the exhaust gas produced after the explosion will flow through the gap between the inclined sliding blocks 122, after the pile hammer 15 and the impact platform 18 separate, the exhaust gas will flow out and dissipate, and new air will flow in and prepare for the next impact;

[0094] After the pile hammer 15 falls onto the surface of the impact platform 18, it will squeeze the circular elastic plate 212 to slide down, the circular elastic plate 212 will compress the space formed by the circular guard plate 211 and the pump oil cavity 113, so that the oil sealing plate 223 turns over, so that the lubricating oil in the space formed by the circular guard plate 211 and the pump oil cavity 113 flows to the annular oil groove 124 through the oil delivery cavity 214, and is finally released through the plurality of through oil holes; after the pile hammer 15 separates from the impact platform 18, the circular elastic plate 212 will be reset under the influence of the reset spring, and the plurality of oil sealing plates 224 will be opened under the influence of the circular elastic plate 212; at this time, under the influence of the pressure difference, the lubricating oil in the oil tank 16 will enter the inside of the oil pumping cavity 114 through the plurality of oil pipes 221, and flow to the space formed by the circular guard plate 211 and the pump oil cavity 113 through the plurality of oil channels penetrating the oil pumping cavity 114; repeat the above process, so that the lubricating oil is continuously pumped out to lubricate the surface of the impact platform 18, reduce friction and save power consumption;

[0095] After the lubricating oil is released through the oil hole, it is transferred layer by layer along the sealing ring, the first dispersion hole 311, the second dispersion hole 312, and collected in the inside of the oil collection cavity 321, and then collected in the inside of the oil trap 323; when the lubricating oil collected in the inside of the oil trap 323 is too much to make the float ball 324 float up, the bottom passage of the oil trap 323 is opened, the lubricating oil is recycled to the inside of the oil tank 16 through the bottom passage, and recycling is realized, so as to reduce waste;

[0096] When the device needs to stop working, the oil injection pull rod 17 is locked, so that the pile hammer 15 cannot trigger the diesel pump 19 after falling, thereby stopping the driving of the pile body, and the subsequent storage can be carried out as required.

[0097] The preferred embodiments disclosed above are only used to help explain the present application. The preferred embodiments do not describe all the details and limit the present application to the specific embodiments described. Obviously, many modifications and changes can be made according to the content of the present application. The present application is selected and described in detail, in order to better explain the principles and practical applications of the present application, so that those skilled in the art can well understand and use the present application. The present application is limited by the claims and their entire scope and equivalents.

Claims

1. A hydraulic construction piling device, comprising a connecting frame (13), wherein two sliding rods are fixedly connected to the bottom of the connecting frame (13), hooks (14) are slidably connected to the outer wall of the sliding rods, a piling hammer (15) is slidably connected to the outer wall of the sliding rods, a combustion chamber is provided inside the piling hammer (15), an oil tank (16) is fixedly connected to the bottom of the sliding rods, an oil spraying rod (17) is fixedly connected to the surface of the oil tank (16), and an impact platform (18) is fixedly connected to the center of the oil tank (16), characterized in that, Also includes: The sliding mechanism (1) interferes with the interior of the impact table (18); Oil pumping mechanism (2), which is disposed inside the sliding mechanism (1); A diesel pump (19) is fixedly connected inside the oil tank (16), and several through oil channels are opened on the surface of the impact platform (18). Several sealing rings are embedded in the outer wall of the impact platform (18). The sliding mechanism (1) includes: A groove assembly (11) is formed on the side wall of the impact table (18) by a slotted part; The slotted component includes a flipping slot (111) formed on the side wall of the impact table (18). A cavity expansion assembly (12) is rotatably connected inside the slide groove assembly (11) via a flipping component; The flipping component includes two flipping plates (121) that are rotatably connected inside the flipping groove (111). The impact table (18) has an inclined sliding cavity (112) inside. Several inclined sliders (122) are slidably connected inside the inclined sliding cavity (112). A connecting rod (123) is rotatably connected to the side of the flip plate (121) near the impact table (18). The side of the connecting rod (123) away from the flip plate (121) is rotatably connected to the inner wall of the inclined sliding cavity (112). When the pile hammer (15) falls, it will force the flip plate (121) on the side wall of the impact table (18) to flip downward. The flipping force causes the end of the flip plate (121) near the impact table (18) to move upward, so that the inclined slider (122) slides along the inner wall of the inclined sliding cavity (112) and extends out of the surface of the impact table (18) and spreads to the inner wall of the pile hammer (15).

2. The hydraulic construction piling equipment according to claim 1, characterized in that: The oil pumping mechanism (2) includes: Pressure assembly (21), which is fixedly connected to the surface of oil tank (16) by fasteners; The fastener includes a circular guard plate (211) that is fixedly connected to the surface of the oil tank (16). Oil separation assembly (22), which is installed inside the oil tank (16) via a connector; The connector includes four oil pipes (221) disposed inside the oil tank (16).

3. The hydraulic construction piling equipment according to claim 2, characterized in that: It also includes an oil recovery mechanism (3); the oil recovery mechanism (3) includes: Dispersion assembly (31), which is formed on the side wall of the impact table (18) by means of a separator; The separating element includes several through-holes (311) formed on the side wall of the impact table (18). A collection component (32) is provided on the side wall of the impact table (18) via a DC component; The DC component includes an oil receiving chamber (321) located on the side wall of the impact table (18).

4. The hydraulic construction piling equipment according to claim 3, characterized in that: The side wall of the impact table (18) is provided with several oil pumping chambers (113), and the side wall of the impact table (18) is provided with several oil extraction chambers (114) that extend into the interior of the oil tank (16). Among them, the bottom of several of the oil passages extends and penetrates into the interior of the oil extraction chamber (114).

5. A pile driving device for hydraulic construction according to claim 4, characterized in that: The impact table (18) has an annular oil groove (124) inside. The side wall of the impact table (18) is provided with several circular lubrication holes, which extend into the interior of the annular oil groove (124).

6. The hydraulic construction piling equipment according to claim 5, characterized in that: The inner wall of the circular guard plate (211) is slidably connected to a circular elastic plate (212), the side wall of the circular elastic plate (212) is slidably connected to the inside of the pump oil chamber (113), the bottom of the circular elastic plate (212) is fixedly connected to several return springs, the inside of the oil tank (16) is fixedly connected to a hexagonal oil distribution plate (213), and the inside of the impact table (18) is provided with several oil delivery chambers (214). The diesel pump (19) penetrates the side wall of the hexagonal oil distribution plate (213) and extends to the outside of the oil tank (16). The injection end of the diesel pump (19) is fixedly connected to the center of the impact table (18). The top of the oil delivery chamber (214) extends into the interior of the annular oil groove (124).

7. A pile driving device for hydraulic construction according to claim 6, characterized in that: The oil pipe (221) is fixedly connected to the inside of the oil extraction chamber (114) at one end near the impact table (18). A stop block (222) is fixedly connected to the bottom of the oil delivery chamber (214). A sealing plate (223) is rotatably connected to the bottom side wall of the stop block (222). A sealing plate (224) is rotatably connected to the surface of the impact table (18).

8. A pile driving device for hydraulic construction according to claim 7, characterized in that: The side wall of the impact table (18) is provided with a number of dispersion holes (312). Among them, a number of the first dispersion holes (311) are arranged in a circular array around the center of the impact table (18), and a number of the second dispersion holes (312) are arranged in a circular array around the center of the impact table (18).

9. A pile driving device for hydraulic construction according to claim 8, characterized in that: The bottom of the oil receiving chamber (321) is provided with several oil return chambers (322), and the top side wall of the oil return chamber (322) is fixedly connected with an oil shut-off device (323), and a float ball (324) is slidably connected inside the oil shut-off device (323). The oil return chamber (322) extends through and into the interior of the oil tank (16).

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