CN112177519B - Hydraulic motor cooling device for suspended excavation equipment - Google Patents
Hydraulic motor cooling device for suspended excavation equipment Download PDFInfo
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- CN112177519B CN112177519B CN202011095192.0A CN202011095192A CN112177519B CN 112177519 B CN112177519 B CN 112177519B CN 202011095192 A CN202011095192 A CN 202011095192A CN 112177519 B CN112177519 B CN 112177519B
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- water pipe
- joint
- cooling water
- circulating
- wall
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- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000009412 basement excavation Methods 0.000 title claims abstract description 13
- 239000000498 cooling water Substances 0.000 claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000005553 drilling Methods 0.000 claims abstract description 10
- 210000001503 joint Anatomy 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000004575 stone Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 description 4
- 210000002445 nipple Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The hydraulic motor cooling device for the suspended excavation equipment comprises a transmission case, wherein the bottom of the transmission case is connected with a drill bit, the top of the transmission case is connected with a drill rod, the outer wall of the transmission case is assembled and connected with a cover plate, the outer wall of the transmission case is provided with an annular outer cooling water pipe, the outer cooling water pipe is arranged outside the cover plate, the top of the outer cooling water pipe is communicated with a circulating mechanism, the circulating mechanism extends upwards, and the circulating mechanism is installed on the outer wall of the drill rod; according to the invention, the drilling mud can be cooled from the outside through the external cooling water pipe, so that the whole processing environment is cooled, the electric equipment in the transmission case can be ensured to work normally, and the drill bit can work stably; the circulating mechanism can pump the cooling water upwards, and the temperature of the liquid at the upper part is lower, so that the temperature of the water can be reduced in the process of pumping and circulating upwards; can protect the water pipe through the outer shield, avoid the water pipe to be hit bad by the stone in the mud.
Description
Technical Field
The invention belongs to the technical field of suspension excavation operation, and particularly relates to a hydraulic motor cooling device for suspension excavation equipment.
Background
When drilling and processing are carried out, a drill bit at the bottom of the drilling machine and a foundation pit are violently polished, so that the whole temperature of the drill bit, slurry and a transmission case is raised, a hydraulic motor in the transmission case cannot stably work, and the hydraulic motor is easily burnt out at high temperature.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a hydraulic motor cooling device for a suspension excavation device, and the specific technical scheme is as follows:
hydraulic motor cooling device for equipment of digging hangs, including the transmission case, the drill bit is connected to the bottom of transmission case, the drilling rod is connected at the top of transmission case, the outer wall assembly connection apron of transmission case, the outer wall of transmission case is equipped with annular outer condenser tube, the outside of apron is located to outer condenser tube, outer condenser tube top intercommunication has circulation mechanism, circulation mechanism upwards extends, circulation mechanism installs in the outer wall of drilling rod.
Further, the circulating mechanism comprises a circulating water pipe and a circulating pump; the circulating water pipe is in an inverted U shape, one end of the circulating water pipe is communicated with the inlet end of the external cooling water pipe, the other end of the circulating water pipe is communicated with the outlet end of the external cooling water pipe, and a circulating pump is arranged in the circulating water pipe.
Furthermore, a first outer cover is mounted outside the outer cooling water pipe, the side section of the first outer cover is of a U-shaped shell structure, and the first outer cover is fixed on the outer wall of the transmission case.
Furthermore, the outside of circulating pipe installs the outer guard shield of second, the outer guard shield of second is square tubular construction, the outer guard shield interval of second is fixed in the outside of drilling rod.
Furthermore, radiating fins are distributed on the outer walls of the first outer protective cover and the second outer protective cover.
Further, the inner wall of apron is equipped with interior condenser tube, the outer wall top of apron is equipped with the assembly seat, the inside symmetry embedding of assembly seat has two movable joint, one the movable joint is water supply connector, water supply connector and interior condenser tube's the end intercommunication of intaking, another the movable joint is water outlet connector, water outlet connector and interior condenser tube's play water end intercommunication, movable joint and outer condenser tube intercommunication.
Furthermore, the tip of outer condenser tube is parallelly connected to have circulating pipe and butt joint, the inner wall of first outer shield is arranged in to the butt joint, the activity connects and the butt joint grafting intercommunication.
Further, the movable joint comprises an inner joint, an outer sleeve and a spring; the outer sleeve is vertically arranged on the side wall of the assembling seat, the inner joint is embedded into the outer sleeve in a sliding mode, a movable groove is formed in the inner wall of the outer sleeve, a movable ring is arranged on the outer wall of the inner end of the inner joint and embedded into the movable groove, a spring is embedded into the movable groove, and the spring is arranged at the inner end of the movable ring.
Further, the butt joint, the inner joint, the outer sleeve and the inner cooling water pipe are communicated with each other.
Furthermore, the outer end of the inner joint is of a spherical structure.
The invention has the beneficial effects that:
1. the drilling mud can be cooled from the outside through the external cooling water pipe, so that the whole machining environment is cooled, the electric equipment in the transmission case can be ensured to work normally, and the drill bit can work stably;
2. the circulating mechanism can pump the cooling water upwards, and the temperature of the liquid at the upper part is lower, so that the temperature of the water can be reduced in the process of pumping and circulating upwards;
3. can protect the water pipe through the outer shield, avoid the water pipe to be hit bad by the stone in the mud.
Drawings
FIG. 1 shows a schematic view of the hydraulic motor cooling arrangement for a suspension excavation apparatus of the present invention;
FIG. 2 shows a schematic side cross-sectional view of the invention as a whole;
FIG. 3 illustrates a schematic view of a connection structure of a first outer shroud and a second outer shroud of the present invention;
FIG. 4 is a schematic view showing the construction of an internal cooling water pipe according to the present invention;
FIG. 5 shows an enlarged schematic view of FIG. 3 at A;
FIG. 6 is an enlarged schematic view of the structure at B in FIG. 5;
shown in the figure: 1. a transmission case; 11. a cover plate; 111. cooling the water pipe in the water tank; 2. a first outer shroud; 21. an external cooling water pipe; 22. a butt joint; 3. a second outer shield; 31. a circulating water pipe; 4. a drill stem; 5. assembling a base; 6. a drill bit; 7. a circulation pump; 8. a heat dissipating fin; 9. a movable joint; 91. an inner joint; 911. a movable ring; 92. an outer sleeve; 921. a movable groove; 93. a spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
The hydraulic motor cooling device for the suspended excavation equipment comprises a transmission case 1, wherein the bottom of the transmission case 1 is connected with a drill bit 6, the top of the transmission case 1 is connected with a drill rod 4, the outer wall of the transmission case 1 is assembled and connected with a cover plate 11, the outer wall of the transmission case 1 is provided with an annular outer cooling water pipe 21, the outer cooling water pipe 21 is arranged outside the cover plate 11, the top of the outer cooling water pipe 21 is communicated with a circulating mechanism, the circulating mechanism extends upwards, and the circulating mechanism is installed on the outer wall of the drill rod 4; the drilling mud can be cooled from the outside through the external cooling water pipe, so that the whole machining environment is cooled, the electric equipment in the transmission case can be ensured to work normally, and the drill bit can work stably; the circulating mechanism can pump cooling water upwards, and the temperature of the liquid at the upper part is lower, so that the temperature of the water can be reduced in the process of pumping and circulating upwards;
as shown in fig. 3, the circulation mechanism includes a circulation water pipe 31, a circulation pump 7; the circulating water pipe 31 is in an inverted U shape, one end of the circulating water pipe 31 is communicated with the inlet end of the external cooling water pipe 21, the other end of the circulating water pipe 31 is communicated with the outlet end of the external cooling water pipe 21, and a circulating pump 7 is arranged in the circulating water pipe 31; the U-shaped circulating water pipe can realize that liquid flows upwards from the outlet end of the external cooling water pipe and flows back to the inlet end of the external cooling water pipe after being cooled; the circulation pump 7 can perform pumping and draining.
As shown in fig. 3, a first outer cover 2 is mounted outside the outer cooling water pipe 21, a side cross section of the first outer cover 2 is a U-shaped shell structure, and the first outer cover 2 is fixed to an outer wall of the transmission case 1; can protect outer condenser tube through the first outer shroud of U type, avoid the stone in the mud to hit and damage outer condenser tube.
A second outer protective cover 3 is arranged outside the circulating water pipe 31, the second outer protective cover 3 is of a square pipe structure, and the second outer protective cover 3 is fixed on the outer side of the drill rod 4 at intervals; can realize the comprehensive protection to circulating pipe through the outer guard shield of square tubular second, avoid the stone in the mud to crash outer cooling water pipe.
The outer walls of the first outer protective cover 2 and the second outer protective cover 3 are distributed with radiating fins 8; the radiating fins can accelerate the radiating speed of the first outer protective cover and the second outer protective cover.
As shown in fig. 2, an internal cooling water pipe 111 is arranged on the inner wall of the cover plate 11, an assembly seat 5 is arranged on the top of the outer wall of the cover plate 11, two movable joints 9 are symmetrically embedded in the assembly seat 5, one movable joint 9 is a water inlet joint, the water inlet joint is communicated with the water inlet end of the internal cooling water pipe 111, the other movable joint 9 is a water outlet joint, the water outlet joint is communicated with the water outlet end of the internal cooling water pipe 111, and the movable joint 9 is communicated with an external cooling water pipe 21; the interior of the transmission case can be synchronously cooled through the internal cooling water pipe, so that the cooling effect is improved; meanwhile, the quick assembly of the inner cooling water pipe and the outer cooling water pipe can be realized by utilizing the movable joint, so that the inner cooling water pipe and the outer cooling water pipe can share one circulating mechanism, the occupied space of the whole cooling mechanism is reduced, and the cooling range is improved;
the end part of the external cooling water pipe 21 is connected with a circulating water pipe 31 and a butt joint 22 in parallel, the butt joint 22 is arranged on the inner wall of the first outer shield 2, and the movable joint 9 is in inserted connection with the butt joint 22; the rapid assembly can be realized through a plug-in mode.
As shown in fig. 6, said movable joint 9 comprises an inner joint 91, an outer sleeve 92, a spring 93; the outer sleeve 92 is vertically arranged on the side wall of the assembly seat 5, the inner joint 91 is slidably embedded in the outer sleeve 92, the inner wall of the outer sleeve 92 is provided with a movable groove 921, the outer wall of the inner end of the inner joint 91 is provided with a movable ring 911, the movable ring 911 is embedded in the movable groove 921, a spring 93 is embedded in the movable groove 921, and the spring 93 is arranged at the inner end of the movable ring 911; the butt joint 22, the inner joint 91, the outer sleeve 92 and the inner cooling water pipe 111 are communicated with each other; the inner joint can be retracted into the outer sleeve and compress the spring to realize reset locking.
The outer end of the inner joint 91 is of a spherical structure; the spherical structure facilitates the insertion of the nipple into the abutment.
In the practice of the present invention, the catalyst is,
in assembly, the cover plate 11 is screwed to the transmission case 1, compressing the nipple 91 inwards, and when the nipple 91 moves inwards, the movable ring 911 moves inwards along the movable groove 921 and compresses the spring 93; when the inner joint 91 is aligned with the butt joint 22, the inner joint 91 is released, and the spring 93 drives the inner joint 91 to move outwards and be inserted into the butt joint 22, so that the communication between the outer cooling water pipe 21 and the inner cooling water pipe 111 can be realized;
during drilling, the temperature of the drill bit 6, slurry and the transmission case 1 is integrally increased due to severe grinding of the drill bit 6 at the bottom and a foundation pit;
the external cooling water pipe 21 can exchange heat and cool external slurry, and the internal cooling water pipe 111 can exchange heat and cool a hydraulic motor in the transmission case; and starting the circulating pump 7, pumping water to the circulating water pipe 31 by the circulating pump 7 in a circulating manner, cooling the water moving upwards by the slurry with lower temperature at the upper part, and enabling the cooled water to flow downwards into the outer cooling water pipe 21 and the inner cooling water pipe 111 to realize circulating cooling.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. Hydraulic motor cooling device for equipment is dug to suspension, its characterized in that: the drill bit is connected to the bottom of the transmission box (1), the top of the transmission box (1) is connected with the drill rod (4), the outer wall of the transmission box (1) is connected with a cover plate (11) in an assembling mode, an annular external cooling water pipe (21) is arranged on the outer wall of the transmission box (1), the external cooling water pipe (21) is arranged outside the cover plate (11), the top of the external cooling water pipe (21) is communicated with a circulating mechanism, the circulating mechanism extends upwards, and the circulating mechanism is installed on the outer wall of the drill rod (4);
the circulating mechanism comprises a circulating water pipe (31) and a circulating pump (7); the circulating water pipe (31) is in an inverted U shape, one end of the circulating water pipe (31) is communicated with the inlet end of the external cooling water pipe (21), the other end of the circulating water pipe is communicated with the outlet end of the external cooling water pipe (21), and a circulating pump (7) is arranged in the circulating water pipe (31);
the inner wall of the cover plate (11) is provided with an internal cooling water pipe (111), the top of the outer wall of the cover plate (11) is provided with an assembly seat (5), two movable joints (9) are symmetrically embedded in the assembly seat (5), one movable joint (9) is a water inlet joint, the water inlet joint is communicated with the water inlet end of the internal cooling water pipe (111), the other movable joint (9) is a water outlet joint, the water outlet joint is communicated with the water outlet end of the internal cooling water pipe (111), and the movable joint (9) is communicated with an external cooling water pipe (21);
the tip of outer condenser tube (21) is parallelly connected to have circulating pipe (31) and butt joint (22), the inner wall of outer condenser tube (21) externally mounted's first outer guard shield (2) is arranged in to butt joint (22), movable joint (9) and butt joint (22) are pegged graft and are communicate.
2. The hydraulic motor cooling device for the suspension excavation apparatus according to claim 1, characterized in that: the outside mounting of outer condenser tube (21) has first outer shroud (2), the side cross-section of first outer shroud (2) is U type shell structure, first outer shroud (2) are fixed in the outer wall of transmission case (1).
3. The hydraulic motor cooling apparatus for a suspension excavation apparatus of claim 2, wherein: the outside of circulating pipe (31) is installed second outer guard shield (3), second outer guard shield (3) are square tubular construction, second outer guard shield (3) interval is fixed in the outside of drilling rod (4).
4. The hydraulic motor cooling apparatus for a suspension excavation apparatus of claim 3, wherein: and heat radiating fins (8) are distributed on the outer walls of the first outer protective cover (2) and the second outer protective cover (3).
5. The hydraulic motor cooling device for the suspension excavation apparatus according to claim 1, characterized in that: the movable joint (9) comprises an inner joint (91), an outer sleeve (92) and a spring (93); the outer sleeve (92) is vertically arranged on the side wall of the assembling seat (5), the inner joint (91) is inserted into the outer sleeve (92) in a sliding mode, a movable groove (921) is formed in the inner wall of the outer sleeve (92), a movable ring (911) is arranged on the outer wall of the inner end of the inner joint (91), the movable ring (911) is inserted into the movable groove (921), a spring (93) is inserted into the movable groove (921), and the spring (93) is arranged at the inner end of the movable ring (911); the butt joint (22), the inner joint (91), the outer sleeve (92) and the inner cooling water pipe (111) are communicated with each other.
6. The hydraulic motor cooling apparatus for a suspension excavation apparatus of claim 5, wherein: the outer end of the inner joint (91) is of a spherical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011095192.0A CN112177519B (en) | 2020-10-14 | 2020-10-14 | Hydraulic motor cooling device for suspended excavation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011095192.0A CN112177519B (en) | 2020-10-14 | 2020-10-14 | Hydraulic motor cooling device for suspended excavation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112177519A CN112177519A (en) | 2021-01-05 |
| CN112177519B true CN112177519B (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011095192.0A Active CN112177519B (en) | 2020-10-14 | 2020-10-14 | Hydraulic motor cooling device for suspended excavation equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN112177519B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3234145B2 (en) * | 1996-02-05 | 2001-12-04 | 本田技研工業株式会社 | Power transmission device cooling structure |
| US8567500B2 (en) * | 2009-10-06 | 2013-10-29 | Schlumberger Technology Corporation | Cooling apparatus and methods for use with downhole tools |
| CN208299629U (en) * | 2018-04-13 | 2018-12-28 | 吉林省华奥汽车部件有限公司 | Gear case motor assembly |
| CN210412594U (en) * | 2019-06-06 | 2020-04-28 | 安徽亘浩机械设备制造有限公司 | Large-size boring machine tool row with adjusting function |
| CN110284831B (en) * | 2019-06-19 | 2021-01-15 | 江门市新会区泰盛石场有限公司 | Down-the-hole drill with cooling function for mineral exploitation |
| CN211280625U (en) * | 2019-12-20 | 2020-08-18 | 本田技研工业株式会社 | Motor cooling structure |
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2020
- 2020-10-14 CN CN202011095192.0A patent/CN112177519B/en active Active
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| CN112177519A (en) | 2021-01-05 |
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Effective date of registration: 20240119 Address after: No. 10, Industrial Park Avenue, Xinfa Town, Langxi County, Xuancheng City, Anhui Province, 242000 Patentee after: Anhui Qihao Machinery Equipment Manufacturing Co.,Ltd. Address before: 242000 No.8 Industrial Park Avenue, Xinfa Town, Langxi County, Xuancheng City, Anhui Province Patentee before: Anhui Tengxing Engineering Equipment Manufacturing Co.,Ltd. |
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Address after: No. 19 Baimaoshan Road, Langxi County Economic Development Zone, Xuancheng City, Anhui Province, 242000 Patentee after: Anhui Genhao Intelligent Manufacturing Co.,Ltd. Country or region after: China Address before: No. 10, Industrial Park Avenue, Xinfa Town, Langxi County, Xuancheng City, Anhui Province, 242000 Patentee before: Anhui Qihao Machinery Equipment Manufacturing Co.,Ltd. Country or region before: China |