CN113202411A - Drilling device for geotechnical engineering construction - Google Patents
Drilling device for geotechnical engineering construction Download PDFInfo
- Publication number
- CN113202411A CN113202411A CN202110535795.6A CN202110535795A CN113202411A CN 113202411 A CN113202411 A CN 113202411A CN 202110535795 A CN202110535795 A CN 202110535795A CN 113202411 A CN113202411 A CN 113202411A
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- protective cover
- diesel engine
- engineering construction
- limiting
- fixedly connected
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- 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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention belongs to the technical field of drilling devices, and particularly relates to a drilling device for geotechnical engineering construction, which comprises an installation base, wherein a diesel engine which is connected with a connecting plate in a screwing manner is arranged on the upper surface of the installation base, the bottom end of the diesel engine is provided with the connecting plate which is connected with the installation base in a sliding manner, a slot which is connected with a limiting rod in an inserting manner is arranged beside one side of the connecting plate, the limiting rod for controlling opening and closing is arranged inside the slot, the connecting part of a cross rod and the diesel engine is protected by arranging a second protective cover and a first protective cover, the damage to equipment and the reduction of service life and property loss caused by the influence of the operation are avoided, a moving plate slides more easily and conveniently in a first sliding groove by arranging a roller, the effects of reducing friction force, reducing labor amount, facilitating movement and improving working efficiency are achieved, the diesel engine after adjustment is limited by arranging a limiting column and a limiting groove, and the effect is good and convenient, so that the device can run stably and reliably.
Description
Technical Field
The invention belongs to the technical field of drilling devices, and particularly relates to a drilling device for geotechnical engineering construction.
Background
The core drill is one kind of core drilling equipment, and is mainly used for general survey and exploration of metal and nonmetal solid minerals, and in addition, can also be used for geotechnical engineering construction, water well drilling and the like. Because the core drilling machine needs to take out relatively complete stratum rock samples without mixing and non-deflection, the core drilling machines are all rotary drilling machines. According to the structural form of a drilling machine gyrator, a core drilling machine can be divided into three types, namely a vertical shaft type drilling device, a rotating disc type drilling device and a movable gyrator type drilling device, when the core drilling machine is used by original equipment, a diesel engine and a transmission belt are inconvenient to connect, the joint of the transmission belt is short of protection, and the diesel engine cannot be subjected to position adjustment.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a drilling device for geotechnical engineering construction, which has the characteristics of convenience in adjustment, protection and efficiency improvement.
In order to achieve the purpose, the invention provides the following technical scheme: a drilling device for geotechnical engineering construction comprises an installation base, wherein a diesel engine connected with a connecting plate in a screwing mode is arranged on the upper surface of the installation base, the connecting plate connected with the installation base in a sliding mode is installed at the bottom end of the diesel engine, a slot connected with a limiting rod in an inserting mode is formed in the side of the connecting plate on the side of one side, the limiting rod used for controlling opening and closing is arranged inside the slot, a cross rod is fixedly connected inside the installation base, a fixing module connected with a rotating column in a rotating mode is fixedly connected to the surface of the cross rod, a first protective cover connected with a second protective cover in a clamping mode is arranged above the fixing module, a transmission belt is arranged on one side of the diesel engine, a moving plate connected with a first sliding groove in a sliding mode is fixedly connected to the lower end of the connecting plate, a first sliding groove is formed in the surface of the installation base, and a limiting elastic assembly connected with an auxiliary limiting plate in an elastic mode is fixedly connected to one side of the first sliding groove, the front end of the limiting elastic component is fixedly connected with an auxiliary limiting plate.
According to the preferable technical scheme of the drilling device for geotechnical engineering construction, the surface of the moving plate is provided with a limiting groove in inserted connection with the limiting column, the moving plate is internally provided with a roller in rotary connection with the connecting rod, the roller is internally provided with the connecting rod, and the moving plate is in rotary connection with the roller through the connecting rod.
According to the preferable technical scheme of the drilling device for geotechnical engineering construction, a second sliding groove used for sliding is formed in the mounting base, a reset elastic assembly elastically connected with a limiting column is fixedly connected to the interior of the second sliding groove, the other end of the reset elastic assembly is provided with the limiting column slidably connected with the second sliding groove, one side of the limiting column is fixedly connected with a fixing rod, and the mounting base is elastically connected with the limiting column through the reset elastic assembly.
According to the preferable technical scheme of the drilling device for geotechnical engineering construction, a second protective cover is arranged above the cross rod, and a clamping block connected with the first protective cover in a clamping mode is fixedly connected to the upper end of the second protective cover.
According to the preferable technical scheme of the drilling device for geotechnical engineering construction, the surface of the fixed module is fixedly connected with a placing plate for limiting, the upper end of the fixed module is rotatably connected with the rotating column, the surface of the rotating column is provided with the supporting rod, and the upper end of the first protective cover is provided with the clamping groove which is clamped with the second protective cover.
According to the preferable technical scheme of the drilling device for geotechnical engineering construction, the first protective cover and the second protective cover are both arranged in a semicircular shape, and the first protective cover and the second protective cover are connected through a clamping block and a clamping groove in a clamping mode.
As the preferable technical scheme of the drilling device for geotechnical engineering construction, the first protective cover is rotatably connected with the fixing module through the rotating shaft, and the supporting rod is abutted against the placing plate after being rotated to form a right-angle shape for supporting.
Compared with the prior art, the invention has the beneficial effects that: play the junction to horizontal pole and diesel engine through setting up second protective cover and first protective cover and protect, avoid it to receive the influence when the operation and cause equipment to damage and reduce life and loss of property, it is more light convenient to make the movable plate slide in the inside of spout No. one through setting up the gyro wheel, it is convenient to remove the effect that improves work efficiency to play the reduction frictional force reduction amount of labour, carry out spacing and respond well more easily convenient to the diesel engine after adjusting through setting up spacing post and spacing groove, make its reliable and stable normal operating, it is spacing to assist the diesel engine through setting up spacing elastic component and supplementary limiting plate, further strengthen stable effect and the diesel engine can improve work efficiency promotion practicality through the automatic rebound increase auxiliary force save time of spacing elastic component.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure of a mounting base according to the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of a first sliding chute according to the present invention;
FIG. 4 is a schematic view of a partial cross-sectional structure of a fixing rod according to the present invention;
FIG. 5 is a side view of the present invention;
FIG. 6 is an enlarged view of part A of the present invention;
in the figure: 1. installing a base; 2. a diesel engine; 3. a connecting plate; 4. a slot; 5. a limiting rod; 6. a cross bar; 7. a fixed module; 8. a first protective cover; 9. a transmission belt; 10. a limiting column; 11. resetting the elastic component; 12. a first chute; 13. moving the plate; 14. a roller; 15. a limiting groove; 16. a connecting rod; 17. a second chute; 18. a limiting elastic component; 19. an auxiliary limiting plate; 20. fixing the rod; 21. a second protective cover; 22. a clamping block; 23. a card slot; 24. rotating the column; 25. a support bar; 26. placing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides the following technical solutions: a drilling device for geotechnical engineering construction comprises an installation base 1, wherein a diesel engine 2 connected with a connecting plate 3 in a screwing mode is arranged on the upper surface of the installation base 1, the connecting plate 3 connected with the installation base 1 in a sliding mode is installed at the bottom end of the diesel engine 2, a slot 4 connected with a limiting rod 5 in an inserting mode is formed beside one side of the connecting plate 3, the limiting rod 5 used for controlling opening and closing is arranged inside the slot 4, a cross rod 6 is fixedly connected inside the installation base 1, a fixed module 7 connected with a rotating column 24 in a rotating mode is fixedly connected to the surface of the cross rod 6, a first protective cover 8 connected with a second protective cover 21 in a clamping mode is arranged above the fixed module 7, a transmission belt 9 is arranged on one side of the diesel engine 2, a movable plate 13 connected with a first sliding groove 12 in a sliding mode is fixedly connected to the lower end of the connecting plate 3, a first sliding groove 12 is formed in the surface of the installation base 1, a limiting elastic assembly 18 elastically connected with an auxiliary limiting plate 19 is fixedly connected to one side of the first sliding groove 12, the front end fixedly connected with of spacing elastic component 18 assists limiting plate 19, and gag lever post 5 makes the position control and spacing of diesel engine 2 more simple and convenient in this embodiment, and easy operation reduces the human labor save time and improves work efficiency, can change the dismantlement or maintain to diesel engine 2 and drive belt 9 simultaneously and avoid causing the damage reduction life.
Specifically, the surface of the movable plate 13 is provided with a limiting groove 15 connected with the limiting column 10 in an inserting manner, the inside of the movable plate 13 is provided with a roller 14 rotatably connected with a connecting rod 16, the inside of the roller 14 is provided with the connecting rod 16, the movable plate 13 and the roller 14 are rotatably connected through the connecting rod 16, the surface of the movable plate 13 is provided with a notch used for rotating the roller 14 in the embodiment, and the roller 14 is installed and limited through the connecting rod 16, so that the roller is stably rotated inside to reduce friction force and labor amount, and the movement is facilitated to improve the working efficiency.
Specifically, installation base 1's inside is offered and is used for gliding No. two spout 17, No. two spout 17's inside fixedly connected with and spacing post 10 elastic connection's elastic component 11 that resets, the other end installation of elastic component 11 that resets and No. two spout 17 sliding connection's spacing post 10, one side fixedly connected with dead lever 20 of spacing post 10, installation base 1 and spacing post 10 are through the elastic component 11 elastic connection that resets, it makes spacing post 10 carry out spacingly to movable plate 13 receiving extrusion back automatic re-setting to reset in this embodiment, the upper end of spacing post 10 is circular-arc be convenient for carry on the block and it is identical with spacing groove 15.
Specifically, the top of horizontal pole 6 is provided with second protective cover 21, and the upper end fixedly connected with of second protective cover 21 and the fixture block 22 that first protective cover 8 block is connected, and second protective cover 21 is connected for whole can protect the junction of horizontal pole and diesel engine through fixture block 22 and draw-in groove 23 with first protective cover 8 in this embodiment, avoids it to receive the influence when the operation to cause equipment to damage reduction life and loss of property.
Specifically, fixed module 7's fixed surface is connected with and is used for spacing board 26 of placing, and fixed module 7's upper end is rotated and is connected with and rotates post 24, and the surface of rotating post 24 is provided with bracing piece 25, and draw-in groove 23 with second protective cover 21 looks block is seted up to first protective cover 8's upper end, and fixed module 7 makes opening and shutting of first protective cover 8 more convenient and be convenient for it to place and accomodate on the surface of horizontal pole 6 through the pivot in this embodiment.
Specifically, first protective cover 8 and second protective cover 21 are semicircular, and first protective cover 8 passes through fixture block 22 and draw-in groove 23 block with second protective cover 21 and is connected, and the inside diameter of a circle of first protective cover 8 and second protective cover is greater than the junction of diesel engine 2 and drive belt 9 in this embodiment, and the first protective cover 8 of being convenient for and second protective cover 21 block is carried out to fixture block 22 and draw-in groove 23 identical appearance.
Specifically, first protective cover 8 and fixed module 7 rotate through the pivot to be connected, and bracing piece 25 rotates the back and supports with placing board 26 counterbalance and be ninety degrees right angle form, and bracing piece 25 plays and avoids first protective cover 8 to drop to influence drive belt 9 normal use and cause equipment damage and safety problem in this embodiment.
The working principle and the using process of the invention are as follows: when the invention is used, a diesel engine 2 and a connecting plate 3 are connected into a whole in a limiting way through screwing and connecting bolts, the surface of a movable plate 13 fixedly connected below the connecting plate 3 is provided with a roller 14 which can slide forwards in the installation base 1 to extrude an auxiliary limiting plate 19, so that a limiting elastic component 18 contracts inwards, the roller 14 can be used for adjusting the position of the diesel engine 2 to reduce friction and reduce labor amount, and the working efficiency is improved, one end of a cross rod 6 is connected with a rotating wheel at the front end of the diesel engine 2, the other end of the cross rod is connected with the same rotating wheel, the diesel engine 2 is released to pop out through the limiting elastic component 18, a limiting column 10 is extruded at the front end of the movable plate 13 to contract inwards, the elastic component 11 is popped out to be inserted and connected with a limiting groove 15 arranged on the surface of the movable plate 13 to limit the diesel engine 2, and the auxiliary limiting plate 19 extrudes one side of the movable plate 13 inwards through the limiting elastic component 18 to play a role of auxiliary limiting, the cross bar 6 is installed and tightened to ensure the stable and reliable operation of the cross bar, the limit rod 5 is pressed downwards to drive the fixed rod 20 fixedly connected with the limit post 10 to slide downwards in the second sliding groove 17, the limit post 10 is separated from the inside of the limit groove 15 to remove the limit, the diesel engine 2 and the transmission belt 9 can be replaced, disassembled or maintained to avoid damage and reduce the service life, the first protective cover 8 and the second protective cover 21 rotate through the rotating shaft between the rotating post 24 and the fixed module 7, so that the clamping groove 23 is clamped and connected with the clamping block 22, carry on spacingly to the junction of horizontal pole 6 and diesel engine 2, avoid it to receive the influence when the operation and cause equipment damage and loss of property, the bracing piece 25 of rotating the fixed surface connection of post 24 with place board 26 and be ninety degrees right angle form and extrude mutually, play and support second protective cover 21 and first protective cover 8 effect, avoid it to drop and influence equipment normal use and cause the safety problem.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a drilling equipment for geotechnical engineering construction which characterized in that: including installation base (1), the upper surface of installation base (1) is provided with closes diesel engine (2) of being connected soon with connecting plate (3), the bottom of diesel engine (2) is installed and install base (1) sliding connection's connecting plate (3), insert with gag lever post (5) and close slot (4) of being connected of offering on one side next door of connecting plate (3), the inside of slot (4) is provided with gag lever post (5) that are used for control to open and shut, the inside fixedly connected with horizontal pole (6) of installation base (1), the fixed module (7) of being connected is rotated with rotation post (24) to the fixed surface fixedly connected with of horizontal pole (6), fixed module (7) top is provided with first protective cover (8) of being connected with second protective cover (21) block, one side of diesel engine (2) is provided with drive belt (9), the lower extreme fixedly connected with of connecting plate (3) and a spout (12) sliding connection's movable plate (2) 13) The mounting base is characterized in that a sliding groove (12) is formed in the surface of the mounting base (1), one side of the sliding groove (12) is fixedly connected with a limiting elastic component (18) which is elastically connected with an auxiliary limiting plate (19), and the front end of the limiting elastic component (18) is fixedly connected with the auxiliary limiting plate (19).
2. The drilling device for geotechnical engineering construction according to claim 1, wherein: the surface of the movable plate (13) is provided with a limiting groove (15) which is connected with the limiting column (10) in an inserting mode, an idler wheel (14) which is connected with the connecting rod (16) in a rotating mode is arranged inside the movable plate (13), the connecting rod (16) is arranged inside the idler wheel (14), and the movable plate (13) is connected with the idler wheel (14) in a rotating mode through the connecting rod (16).
3. The drilling device for geotechnical engineering construction according to claim 1, wherein: the utility model discloses a spacing post (10) of installing the base, including installation base (1), the inside of installation base (1) is offered and is used for gliding No. two spout (17), the inside fixedly connected with of No. two spout (17) and spacing post (10) elastic connection's elastic component (11) that resets, the other end installation of elastic component (11) and No. two spout (17) sliding connection's spacing post (10) that resets, one side fixedly connected with dead lever (20) of spacing post (10), installation base (1) and spacing post (10) are through elastic component (11) elastic connection that resets.
4. The drilling device for geotechnical engineering construction according to claim 1, wherein: the top of horizontal pole (6) is provided with second protective cover (21), upper end fixedly connected with of second protective cover (21) and first protective cover (8) block (22) that the block is connected.
5. The drilling device for geotechnical engineering construction according to claim 1, wherein: the fixed surface of fixed module (7) is connected with and is used for spacing board (26) of placing, the upper end of fixed module (7) is rotated and is connected with and rotates post (24), the surface of rotating post (24) is provided with bracing piece (25), draw-in groove (23) with second protective cover (21) looks block is seted up to the upper end of first protective cover (8).
6. The drilling device for geotechnical engineering construction according to claim 1, wherein: first protective cover (8) and second protective cover (21) are semi-circular setting, first protective cover (8) pass through fixture block (22) and draw-in groove (23) block with second protective cover (21) and are connected.
7. The drilling device for geotechnical engineering construction according to claim 5, wherein: first protective cover (8) and fixed module (7) rotate through the pivot and are connected, bracing piece (25) rotate the back with place board (26) and offset and be ninety degrees right angle form and support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110535795.6A CN113202411B (en) | 2021-05-17 | 2021-05-17 | Drilling device for geotechnical engineering construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110535795.6A CN113202411B (en) | 2021-05-17 | 2021-05-17 | Drilling device for geotechnical engineering construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113202411A true CN113202411A (en) | 2021-08-03 |
| CN113202411B CN113202411B (en) | 2023-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110535795.6A Active CN113202411B (en) | 2021-05-17 | 2021-05-17 | Drilling device for geotechnical engineering construction |
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| CN (1) | CN113202411B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005322418A (en) * | 2004-05-06 | 2005-11-17 | Nec Engineering Ltd | Waterproof structure and cap for waterproofing |
| CN201134717Y (en) * | 2007-12-01 | 2008-10-15 | 中国石化股份胜利油田分公司河口采油厂 | Adjustable motor support |
| CN207235254U (en) * | 2017-07-25 | 2018-04-13 | 宁波公众信息产业有限公司 | A kind of cabinet support holder structure |
| CN109989704A (en) * | 2019-04-26 | 2019-07-09 | 重庆倬方岩土工程勘察有限责任公司 | Cross-country portable drilling rig |
| CN110029967A (en) * | 2019-04-12 | 2019-07-19 | 王立臣 | A kind of pumping-unit motor auxiliary conditioning unit and operating method |
| CN210751231U (en) * | 2019-08-02 | 2020-06-16 | 杨永旭 | Anti-drop mechanism of VR recreation action capture gloves |
| CN211327666U (en) * | 2019-12-06 | 2020-08-25 | 郑州大学 | Sleep-aiding type sleep nursing device convenient to adjust |
| CN111923990A (en) * | 2020-08-18 | 2020-11-13 | 安徽省英菲尼科技股份有限公司 | A conveyer for diesel generating set production |
| CN112145639A (en) * | 2020-09-11 | 2020-12-29 | 台州以承机电有限公司 | Installation component capable of adjusting automatic tensioning of motor |
| CN112383178A (en) * | 2020-12-15 | 2021-02-19 | 王纪华 | New energy automobile braking energy recovery test device |
| CN213103738U (en) * | 2020-07-29 | 2021-05-04 | 漳浦明能光电科技有限公司 | LED fluorescent tube recovery unit convenient to arrangement |
-
2021
- 2021-05-17 CN CN202110535795.6A patent/CN113202411B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005322418A (en) * | 2004-05-06 | 2005-11-17 | Nec Engineering Ltd | Waterproof structure and cap for waterproofing |
| CN201134717Y (en) * | 2007-12-01 | 2008-10-15 | 中国石化股份胜利油田分公司河口采油厂 | Adjustable motor support |
| CN207235254U (en) * | 2017-07-25 | 2018-04-13 | 宁波公众信息产业有限公司 | A kind of cabinet support holder structure |
| CN110029967A (en) * | 2019-04-12 | 2019-07-19 | 王立臣 | A kind of pumping-unit motor auxiliary conditioning unit and operating method |
| CN109989704A (en) * | 2019-04-26 | 2019-07-09 | 重庆倬方岩土工程勘察有限责任公司 | Cross-country portable drilling rig |
| CN210751231U (en) * | 2019-08-02 | 2020-06-16 | 杨永旭 | Anti-drop mechanism of VR recreation action capture gloves |
| CN211327666U (en) * | 2019-12-06 | 2020-08-25 | 郑州大学 | Sleep-aiding type sleep nursing device convenient to adjust |
| CN213103738U (en) * | 2020-07-29 | 2021-05-04 | 漳浦明能光电科技有限公司 | LED fluorescent tube recovery unit convenient to arrangement |
| CN111923990A (en) * | 2020-08-18 | 2020-11-13 | 安徽省英菲尼科技股份有限公司 | A conveyer for diesel generating set production |
| CN112145639A (en) * | 2020-09-11 | 2020-12-29 | 台州以承机电有限公司 | Installation component capable of adjusting automatic tensioning of motor |
| CN112383178A (en) * | 2020-12-15 | 2021-02-19 | 王纪华 | New energy automobile braking energy recovery test device |
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| CN113202411B (en) | 2023-01-13 |
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