CN215441885U - Geothermal energy pile construction equipment - Google Patents
Geothermal energy pile construction equipment Download PDFInfo
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- CN215441885U CN215441885U CN202121492302.7U CN202121492302U CN215441885U CN 215441885 U CN215441885 U CN 215441885U CN 202121492302 U CN202121492302 U CN 202121492302U CN 215441885 U CN215441885 U CN 215441885U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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Abstract
The utility model discloses geothermal energy pile construction equipment which comprises an equipment main platform provided with a walking mechanism, wherein a pile planting system and a hoisting system are arranged in the center of the equipment main platform, a heat transfer pipe arrangement device used for winding and retracting a heat transfer pipe is also arranged right behind the pile planting system, a heat transfer pipe passage is arranged at the rear end of the equipment main platform close to the pile planting system, and the heat transfer pipe passage is a rectangular hole which can enable the heat transfer pipe wound on the heat transfer pipe arrangement device to penetrate through the equipment main platform to be discharged downwards; the center of the pile planting system is provided with a pile planting opening which can enable the precast pile to penetrate through the main platform of the equipment to be planted into the pile hole. The construction method is safe, reliable, simple and high-efficiency, can avoid the heat transfer pipe from being damaged by pulling during the arrangement, and prevents the heat transfer pipe from being damaged in the later earth excavation process.
Description
Technical Field
The utility model relates to the technical field of geothermal energy pile construction, in particular to geothermal energy pile construction equipment.
Background
At present, a precast pile implantation method is a development trend of a pile foundation, and arrangement of a ground source heat pump heat transfer pipe by utilizing the precast pile implantation method is a very effective means. In the prior art, the utility model patent with the patent number of CN 108570982 a discloses a static drill rooted pile energy pile and a construction method thereof, wherein a heat transfer pipe is embedded by using the static drill rooted pile, and the heat transfer pipe is arranged in a precast pile, so that the defects of high construction difficulty, easy damage of a joint and poor heat transfer effect exist. The utility model patent with the patent number of CN 108709328A also discloses a geothermal energy pile of static drilling root planting method and a heat transfer pipe burying method thereof, which also uses the static drilling root planting pile to bury the heat transfer pipe. No protective measures are taken for the heat transfer pipe at the position of the welding joint of the precast pile and the pile top, and the heat transfer pipe is easily damaged in the precast pile welding and later-stage earthwork excavation engineering. In the pile sinking process of the precast pile, the heat transfer pipe can be easily damaged by strong resistance of peripheral cement soil.
The utility model provides equipment and a method for laying a ground source heat pump heat transfer pipe by a precast pile embedding method, provides effective protection measures for a precast pile welded joint, the heat transfer pipe at the top of the precast pile and a construction process, and solves the problem of arranging the heat transfer pipe by the existing precast pile embedding method.
Disclosure of Invention
The utility model aims to solve the technical problem of the prior art and provides geothermal energy pile construction equipment which is simple in construction method, high in efficiency, reliable in quality and capable of ensuring the safety of arrangement of heat transfer pipes.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a geothermal energy pile construction device comprises a device main platform provided with a walking mechanism, wherein a pile planting system used for planting piles is arranged in the center of the device main platform, a hoisting system used for hoisting precast piles is arranged on the device main platform and is close to the front end of the device main platform, a heat transfer pipe arrangement device used for winding and retracting heat transfer pipes is arranged right behind the pile planting system on the device main platform, a heat transfer pipe passage is arranged at the rear end close to the pile planting system on the device main platform, and the heat transfer pipe passage is a rectangular hole which enables the heat transfer pipes wound on the heat transfer pipe arrangement device to penetrate through the device main platform and to be discharged downwards; the center of the pile planting system is provided with a pile planting opening which can enable the precast pile to penetrate through the main platform of the equipment to be planted into the pile hole.
In order to optimize the technical scheme, the specific measures adopted further comprise:
the main platform of the equipment is of a rectangular structure; the center of the pile planting system, the center of the heat transfer pipe passage and the center of the heat transfer pipe arrangement device are all positioned on the same center dividing line of the equipment main platform, and the center dividing line is parallel to the long edge of the equipment main platform; the hoisting system is arranged to deviate from the center parting line.
The hoisting system is arranged on the main platform of the equipment at a position relatively close to the left front corner; the lifting system comprises a rotary operating platform which is arranged on a main platform of the equipment and can rotate by 360 degrees, and a lifting arm which is hinged on the rotary operating platform and can be extended and retracted; the suspension arm is provided with a lifting hook through a steel wire rope.
The heat transfer pipe arrangement device comprises a roller bracket fixed on a main platform of the equipment and a cylindrical roller rotatably erected on the roller bracket; the heat transfer pipes are sequentially wound on the cylindrical drum.
Compared with the comparison document, the heat transfer pipe arranging device for winding and releasing the heat transfer pipes is arranged on the movable equipment main platform, so that the heat transfer pipes can be orderly released on the heat transfer pipe arranging device during construction. In order to ensure the smoothness of the heat transfer pipe application, the heat transfer pipe passage capable of providing a guiding function for the heat transfer pipe application is arranged on the main platform of the equipment, and the heat transfer pipe can downwards penetrate through the main platform of the equipment through the heat transfer pipe passage. The construction method of the geothermal energy pile construction equipment is simple and high in efficiency, the heat transfer pipe can be prevented from being damaged by pulling during arrangement through the arranged steel wire rope and the corrugated joint, and the heat transfer pipe can be prevented from being damaged in the later earth excavation process through the arranged protective sleeve.
Drawings
FIG. 1 is a schematic view showing the construction equipment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is one of the construction state diagrams of the present invention;
FIG. 4 is a second construction state diagram of the present invention;
FIG. 5 is a schematic view of the pile connection of the present invention;
FIG. 6 is an enlarged partial schematic view at A of FIG. 5;
FIG. 7 is an enlarged partial schematic view at B of FIG. 5;
FIG. 8 is a schematic view of the application of the insulating material;
FIG. 9 is a perspective view of a protective cover according to the present invention;
fig. 10 is a schematic perspective view of the second embodiment of the protective cover of the present invention.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 10 are schematic views of the structure of the present invention and its construction state.
Wherein the reference numerals are: the heat insulation material R, the precast pile Z, the equipment main platform 1, the heat transfer pipe passage 1a, the traveling mechanism 2, the pile planting system 3, the pile planting opening 3a, the hoisting system 4, the rotary operating platform 41, the suspension arm 42, the lifting hook 43, the heat transfer pipe arrangement device 5, the roller bracket 51, the cylindrical roller 52, the heat transfer pipe 6, the corrugated joint 61, the binding belt 7, the protective sleeve 8, the non-closed circular sleeve 81, the strip-shaped opening 81a, the flange 811, the upper end cover 82 and the thin steel wire rope 9.
As shown in fig. 1 and 2, the utility model discloses a geothermal energy pile construction device, which comprises a device main platform 1 provided with a traveling mechanism 2, wherein the device main platform 1 is in a rectangular structure, and the traveling mechanism 2 can carry the device main platform 1 and all components arranged on the device main platform 1 to move front and back, left and right. The center of equipment primary platform 1 is equipped with the stake system of planting 3 that is used for planting the stake, contains among the system of planting 3 to have hydraulic actuator, can grasp the precast pile through hydraulic actuator to the connection of two sections of stake convenience is planted in the pause. The center of the pile planting system 3 is provided with a pile planting opening 3a penetrating through the equipment main platform 1, the pile planting opening 3a is a cylindrical hole, and the diameter of the hole is larger than that of the precast pile Z, so that the precast pile can penetrate through the equipment main platform 1 through the pile planting opening 3a and is planted into the pile hole. The equipment main platform 1 is provided with a hoisting system 4 near the front end, and the hoisting system 4 comprises a rotating operation platform 41 fixedly arranged on the equipment main platform 1 and a suspension arm 42 hinged on the rotating operation platform 41 and capable of extending and contracting. A hook 43 is mounted on the boom 42 through a wire rope. The rotating operation platform 41 is provided with a rotating disc, so that the boom 42 can be driven to rotate for 360 degrees, the rotating operation platform 41 is also provided with a winch, and the lifting hook 43 can be controlled by the winding and unwinding of the winch on the steel wire rope. The hoisting system 4 has the main functions of hoisting and positioning the precast pile and carrying out other hoisting operations. The biggest contribution of the utility model is as follows: the main platform 1 of the equipment is provided with a heat transfer pipe arranging device 5, and the heat transfer pipe arranging device 5 can enable the heat transfer pipes 6 to be wound on the heat transfer pipe arranging device 5 in a stacking and orderly mode so that the heat transfer pipes 6 can be arranged and released in the subsequent construction. The heat transfer pipe arranging device 5 is arranged right behind the pile planting system 3, so that the heat transfer pipe 6 can be more smoothly discharged. The rear end of the equipment main platform 1, which is tightly attached to the pile planting system 3, is provided with a heat transfer pipe passage 1a, the heat transfer pipe passage 1a is a rectangular hole which penetrates through the equipment main platform 1 downwards, and therefore the heat transfer pipe 6 wound on the heat transfer pipe arrangement device 5 can penetrate through the equipment main platform 1 through the heat transfer pipe passage 1a to be discharged downwards.
In order to ensure that the heat transfer tubes 6 are not scratched by the heat transfer tube path 1a when they are discharged, guide wheels for guiding the heat transfer tubes 6 are further provided in the heat transfer tube path 1a, and the heat transfer tubes 6 pass through the heat transfer tube path 1a in rolling frictional contact with the guide wheels.
In the embodiment, as can be seen from fig. 2, the center of the pile planting system 3, the center of the heat transfer pipe passage 1a, and the center of the heat transfer pipe arranging device 5 of the present invention are all located on the same bisector of the main equipment platform 1, and the bisector is parallel to the long sides of the main equipment platform 1. The hoisting system 4 is installed on the main platform 1 of the equipment at a position relatively close to the front left corner, so that the hoisting system 4 is arranged in a manner of deviating from the center parting line of the main platform 1 of the equipment.
In the embodiment, the heat transfer pipe arranging apparatus 5 of the present invention is composed of a drum holder 51 fixed to the main platform 1 of the apparatus and a cylindrical drum 52 rotatably mounted on the drum holder 51. The heat transfer pipes 6 are sequentially wound on the cylindrical drum 52. In winding, the upper end of the heat transfer pipe 6 may be fixed on the cylindrical drum 52, and then the cylindrical drum 52 is rotated to wind the heat transfer pipe 6 on the cylindrical drum 52 layer by layer from inside to outside until the lower end of the heat transfer pipe 6 is also wound on the cylindrical drum 52.
The utility model also provides a construction method of the geothermal energy pile construction equipment, which comprises the following steps:
1) the upper end of the heat transfer pipe 6 of the ground source heat pump is firstly fixed on the cylindrical drum 52 of the heat transfer pipe arranging device 5, and then the cylindrical drum 52 is rotated clockwise, so that the heat transfer pipe 6 can be completely wound on the cylindrical drum 52 in a stacked manner. In consideration of the fact that the heat transfer pipe 8 is subjected to a large tensile force during the piling process and the heat transfer pipe 8 is easily broken or damaged by careless handling, the heat transfer pipe 6 of the present invention is provided with a full length of thin wire ropes 9, and the thin wire ropes 9 are fixed to the heat transfer pipe 6 by tie bands 7 or clips. That is, the upper end of the ground source heat pump heat transfer pipe 6 bound with the thin wire rope 9 is first fixed to the cylindrical drum 52 of the heat transfer pipe arranging device 5. The thin steel wire rope 9 is used for bearing the pulling force during pile planting, so that the pulling force of the pile planting is mainly borne by the thin steel wire rope 9, and a corrugated joint 61 with a certain elastic contraction function is additionally arranged in the pipe section of the heat transfer pipe 6 (as shown in fig. 6). The corrugated joint 61 can ensure that the internal structure of the heat transfer pipe 6 is not affected by a certain elastic deformation under the action of an external force.
2) The equipment main platform 1 is moved to a pile hole needing pile planting by the travelling mechanism 2, and the center of a pile planting opening 3a of the pile planting system 3 is coincided with the center of the pile hole needing pile planting; then, hoisting the first section of precast pile Z by using a hoisting system 4, and enabling the pile bottom of the section of precast pile Z to downwards penetrate through the equipment main platform 1 from a pile planting port 3a of a pile planting system 3;
3) rotating the cylindrical drum 52 of the heat transfer pipe arranging device 5 counterclockwise so that the lower end of the heat transfer pipe 6 is lowered from the cylindrical drum 52 and passes downward through the apparatus main platform 1 via the heat transfer pipe passage 1a, and then fixing the lower end of the heat transfer pipe 6 and the lower end of the first precast pile section Z together with a tie 7 or a band (see fig. 3); the first section of precast pile Z is a bamboo joint pile, and the rest precast piles Z can be bamboo joint piles or other types of precast piles, such as tubular piles.
4) Implanting a first section of precast pile Z into a pile hole by utilizing the matching of the hoisting system 4 and the pile planting system 3, enabling the heat transfer pipe 6 to be continuously placed from the cylindrical roller 52 under the driving of the first section of precast pile Z by rotating the cylindrical roller 52 anticlockwise in the pile planting process, and fixing the heat transfer pipe 6 and the first section of precast pile Z by using a binding belt 7 or a hoop after the first section of precast pile Z is planted for a certain distance; when the distance between the pile top of the first section of precast pile Z and the platform surface of the equipment main platform 1 is 0.5 m, stopping pile planting;
5) temporarily fixing the first section of precast pile Z by using a pile planting system 3, hoisting the second section of precast pile Z by using a hoisting system 4 to enable the pile bottom of the second section of precast pile Z to be aligned and attached to the pile top of the first section of precast pile Z, and welding the second section of precast pile Z and the first section of precast pile Z together by adopting a welding method (see figure 4);
6) after the welding is finished, loosening the first section of precast pile Z by the pile planting system 3, then continuing to plant the pile, and in the same pile planting process, rotating the cylindrical roller 52 anticlockwise to enable the heat transfer pipe 6 to be continuously placed from the cylindrical roller 52 under the driving of the first section of precast pile Z, and fixing the heat transfer pipe 6 and the second section of precast pile Z by using a binding belt 7 or a hoop after the pile is planted for a certain distance; when the distance between the pile top of the second section of precast pile Z and the platform surface of the equipment main platform 1 is 0.5 m, stopping pile planting;
7) and repeating the step 5) and the step 6) to implant a third section of precast pile and a fourth section of precast pile, when the last section of precast pile is implanted, stopping pile implantation after the pile top of the last section of precast pile passes through the pile implanting opening 3a, fixedly mounting a protecting sleeve 8 for protecting the heat transfer pipe 6 at the position of the section of precast pile Z close to the pile top, and then continuously implanting the pile to the designed elevation after the upper end of the heat transfer pipe 6 is accommodated and protected in the protecting sleeve 8. The lag 8 is used for protecting heat-transfer pipe 6, can prevent that the earth excavation in later stage from causing the harm to heat-transfer pipe 6.
As shown in fig. 9 and 10, the protective cover 8 of the present invention is composed of a non-closed circular sleeve 81 having a strip-shaped opening 81a in the axial direction and an upper end cap 82 covering the upper end opening of the non-closed circular sleeve 81; flanges 811 for facilitating the fixed connection with the precast pile Z are formed on both wings of the strip-shaped opening 81a of the non-closed circular sleeve 81.
The protective sleeve 8 is fixedly arranged on the precast pile Z by welding or bolt connection.
Because a large amount of heat is generated during welding of the two sections of precast piles, the heat cannot be dissipated in time during pile planting, and the heat is possibly damaged by contact with the heat transfer pipe 6, in order to prevent the risk, the heat transfer pipe 6 is protected by adopting the heat insulation material R at the welding interface of the two sections of piles, and the heat insulation material R has a quick adhesion function, as shown in fig. 7 and 8, the heat insulation material R is adhered and coated on the heat transfer pipe 6 at the welding position of the two sections of precast piles.
The main advantages of the utility model are:
1. the construction equipment for constructing the heat transfer pipe is provided, the current situation that the heat transfer pipe is manually placed is changed, the labor is greatly saved, and the construction efficiency is improved;
2. provided is a corrugated joint for a heat transfer pipe, which prevents the heat transfer pipe from being damaged by external force during construction. The corrugated pipe pile joint is combined, and the steel wire rope is used as a main stress member, so that the stress of the heat transfer pipe is reduced, and the heat transfer pipe is effectively protected from being damaged;
3. a protective measure for the welded joint is provided to prevent the heat of the welded joint from damaging the heat transfer pipe. The construction is quick and effective;
4. a novel protective sleeve is provided, and the heat transfer pipe is effectively protected from being damaged during later excavation.
While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by one skilled in the art without departing from the scope of the utility model.
Claims (4)
1. The utility model provides a geothermal energy stake construction equipment, is including installing equipment primary platform (1) of running gear (2), the center of equipment primary platform (1) be equipped with and be used for planting stake plant a system (3), this equipment primary platform (1) is gone up and is being close to front end department and install lifting system (4) that are used for lifting by crane precast pile (Z), characterized by: a heat transfer pipe arrangement device (5) for winding and unwinding a heat transfer pipe (6) is arranged right behind the pile planting system (3) on the equipment main platform (1), a heat transfer pipe passage (1a) is formed in the equipment main platform (1) and is close to the rear end of the pile planting system (3), and the heat transfer pipe passage (1a) is a rectangular hole which enables the heat transfer pipe (6) wound on the heat transfer pipe arrangement device (5) to penetrate through the equipment main platform (1) to be discharged downwards; the center of the pile planting system (3) is provided with a pile planting opening (3a) which can enable the precast pile (Z) to penetrate through the main platform (1) of the equipment to be planted in the pile hole.
2. The geothermal energy pile construction equipment according to claim 1, wherein: the equipment main platform (1) is of a rectangular structure; the center of the pile planting system (3), the center of the heat transfer pipe passage (1a) and the center of the heat transfer pipe arrangement device (5) are all positioned on the same center parting line of the main equipment platform (1), and the center parting line is parallel to the long side of the main equipment platform (1); the hoisting system (4) is arranged to deviate from the center parting line.
3. The geothermal energy pile construction equipment according to claim 2, wherein: the hoisting system (4) is arranged on the main platform (1) of the equipment at a position relatively close to the left front corner; the hoisting system (4) comprises a rotating operation platform (41) which is arranged on the main platform (1) of the equipment and can rotate in 360 degrees, and a suspension arm (42) which is hinged on the rotating operation platform (41) and can stretch out and draw back; and a lifting hook (43) is arranged on the suspension arm (42) through a steel wire rope.
4. The geothermal energy pile construction equipment according to claim 3, wherein: the heat transfer pipe arrangement device (5) comprises a roller bracket (51) fixed on the main platform (1) of the equipment and a cylindrical roller (52) rotatably erected on the roller bracket (51); the heat transfer pipe (6) is orderly wound on the cylindrical roller (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121492302.7U CN215441885U (en) | 2021-07-02 | 2021-07-02 | Geothermal energy pile construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121492302.7U CN215441885U (en) | 2021-07-02 | 2021-07-02 | Geothermal energy pile construction equipment |
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| Publication Number | Publication Date |
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| CN215441885U true CN215441885U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121492302.7U Active CN215441885U (en) | 2021-07-02 | 2021-07-02 | Geothermal energy pile construction equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113373922A (en) * | 2021-07-02 | 2021-09-10 | 宁波中淳高科股份有限公司 | Geothermal energy pile construction equipment and construction method thereof |
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2021
- 2021-07-02 CN CN202121492302.7U patent/CN215441885U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113373922A (en) * | 2021-07-02 | 2021-09-10 | 宁波中淳高科股份有限公司 | Geothermal energy pile construction equipment and construction method thereof |
| CN113373922B (en) * | 2021-07-02 | 2024-10-18 | 宁波中淳高科股份有限公司 | Geothermal energy pile construction equipment and construction method thereof |
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