CN219081522U - Device for forming holes in karst cave - Google Patents
Device for forming holes in karst cave Download PDFInfo
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- CN219081522U CN219081522U CN202222874173.9U CN202222874173U CN219081522U CN 219081522 U CN219081522 U CN 219081522U CN 202222874173 U CN202222874173 U CN 202222874173U CN 219081522 U CN219081522 U CN 219081522U
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- karst cave
- hole
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Abstract
The utility model discloses a device for forming holes in karst cave, which comprises a fixed seat and a drill rod, wherein the fixed seat and the drill rod are fixedly arranged on the structural surface of a geological layer, a hole forming anti-deviation part is arranged on the top surface of the fixed seat, the bottom end of the drill rod is fixedly connected with a connecting column, and the bottom end of the connecting column is provided with a drilling part; the hole forming anti-offset part comprises a plurality of sections of telescopic columns fixedly connected to the outer wall of the top of the fixed seat, a plurality of connecting rods in vertical rows and clamping blocks fixedly connected to one end of each connecting rod, sliding grooves are formed in two sides of each connecting rod, and the connecting rods are in sliding fit with the inner walls of the plurality of sections of telescopic columns through the sliding grooves; the utility model provides a device for forming a karst cave, which can avoid inclination during forming the karst cave.
Description
Technical Field
The utility model relates to the technical field of karst cave treatment, in particular to a device for forming holes in karst cave.
Background
Along with the rapid development of economy and society in China, the construction scale of infrastructures is continuously increased, and the construction of pile foundations is particularly important as an important foundation structure of bridge engineering. The hole forming device for karst cave treatment is mainly used for making corresponding hole forming treatment for underground karst cave encountered during underground excavation.
The traditional hole forming construction of the diameter deep hole pile foundation under karst geology mainly adopts mechanical hole forming, such as a diving drill, a percussion drill and the like. The drill bit is used for directly perforating a point to be perforated, and the perpendicularity of the drill bit cannot be guaranteed, so that the holes in the drilling process are deflected.
Disclosure of Invention
The utility model provides a device for forming a karst cave, which can avoid inclination during forming the karst cave.
To achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a device for forming holes in karst cave, which comprises a fixed seat and a drill rod, wherein the fixed seat and the drill rod are fixedly arranged on a geological layer structural surface, a hole forming anti-deviation part is arranged on the top surface of the fixed seat, the bottom end of the drill rod is fixedly connected with a connecting column, and the bottom end of the connecting column is provided with a drilling part;
the hole forming anti-offset part comprises a plurality of telescopic posts fixedly connected to the outer wall of the top of the fixed seat, a plurality of vertical connecting rods and clamping blocks fixedly connected to one end of the connecting rods, sliding grooves are formed in two sides of the connecting rods, and the connecting rods are in sliding fit with the inner walls of the telescopic posts through the sliding grooves.
Preferably, the top surface of the connecting rod is fixedly connected with a reference ruler.
In the utility model, the use method and the function of the reference ruler are as follows: the adjusting drill rod is arranged above the geological layer to be perforated and then stands, then the extending height of the multi-section telescopic column is properly adjusted, the clamping blocks are pushed to the direction of the drill rod through the connecting rods until the clamping blocks are attached to the outer wall of the drill rod, at the moment, the reference ruler is used as a reference, whether the current drill rod is inclined or not can be rapidly judged by observing the protruding distance of one end of each of the plurality of vertical-column-shaped connecting rods in the multi-section telescopic column, so that the inclination can be timely adjusted, and the problem that the karst cave is inclined in the process of forming holes can be avoided.
Preferably, the drilling part comprises a shell fixedly connected to the bottom end of the connecting column, a motor fixedly connected to the inner wall of the bottom of the shell, a spiral conveying roller rotatably connected to the bottom end of the shell, a drill bit fixedly connected to the bottom end of the spiral conveying roller, and the output end of the motor is connected with the top end of the spiral conveying roller through a connecting shaft.
Preferably, the outer wall of the connecting column is connected with a plurality of rubber rings which are distributed in vertical columns through a contraction structure.
Preferably, the contraction structure comprises a cross telescopic rod fixedly connected to the circumferential outer wall of the connecting column, a fixing pin arranged on the inner wall of the cross telescopic rod, and a connecting plate fixedly connected to the circumferential outer wall of the cross telescopic rod, wherein the connecting plate and the rubber ring form a running fit.
Preferably, the number of the connecting rods is the same as the number of the sections of the multi-section telescopic column.
Preferably, the top surface of fixing base is provided with righting structure, righting structure including setting up in the through-hole of connecting rod inner wall, setting up in the reference column of through-hole inner wall.
Preferably, a protective cover is arranged on the outer wall of the bottom of the fixing seat.
Compared with the prior art, the utility model has the beneficial effects and remarkable progress that:
1. according to the utility model, the hole forming anti-offset part is arranged, the drill rod is adjusted to be above a geological layer to be drilled, then the drill rod is placed still, the extending height of the multi-section telescopic column is adjusted properly, the clamping block is pushed to the direction of the drill rod through the connecting rod until the clamping block is attached to the outer wall of the drill rod, at the moment, the reference ruler is used as a reference, and whether the current drill rod is inclined or not can be judged rapidly by observing the protruding distance of one end of the plurality of vertical connecting rods in the multi-section telescopic column, so that the inclination of the hole forming of a karst cave can be avoided.
2. According to the utility model, the rubber ring is driven to roll downwards in the connecting plate during the drilling operation of the drilling part, so that the hole wall after hole opening can be compacted, when the soil layer and the like conveyed upwards during the drilling are contacted with the rolling rubber ring, part of the soil layer is adhered to the outer wall of the rubber ring during the rolling, and when the rubber ring is contacted with the hole wall, the adhesive is pressed on the hole wall, so that the hole wall can be filled and compacted, and the hole collapse phenomenon during the hole opening can be prevented.
3. According to the device for forming the karst cave, impurities such as broken stone during the forming process are automatically conveyed upwards under the drive of the spiral conveying roller in the rotating process, so that the blockage of the holes is avoided; the protection casing shields the periphery above the opening, so that the scraps can be prevented from splashing during operation.
Drawings
In order to more clearly illustrate the technical solution of the present utility model, a brief description will be given below of the drawings that are required to be used for the embodiments of the present utility model.
It is obvious that the drawings in the following description are only drawings of some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art, but these other drawings also fall within the drawings required for the embodiments of the present utility model.
FIG. 1 is a schematic diagram of a device for forming holes in karst cave according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a hole-forming anti-offset portion of a device for forming holes in a karst cave according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a cross telescopic rod of a device for forming holes in karst cave according to an embodiment of the present utility model;
in the figure, 1, geological layers, 2, a drill rod, 3, a drill bit, 4, a shell, 5, a protective cover, 6, a fixed seat, 7, a multi-section telescopic column, 8, a motor, 9, a spiral conveying roller, 10, a reference ruler, 11, a connecting rod, 12, a clamping block, 13, a chute, 14, a positioning column, 15, a rubber ring, 16, a cross telescopic rod, 17, a connecting plate, 18 and a connecting column.
Detailed Description
In order to make the objects, technical solutions, beneficial effects and significant improvements of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings provided in the embodiments of the present utility model.
It is apparent that all of the described embodiments are only some, but not all, embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that the terms "first," "second," and "third" (if any) in the description and claims of the present utility model and the drawings of the embodiments of the present utility model are used merely for distinguishing between different objects and not for describing a particular sequential order. Furthermore, the terms "comprise," "include," and any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
It is to be understood that:
in the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected or movably connected, or integrally formed; either directly, indirectly, through intermediaries, or through an intangible signal connection, or even optically, in communication with one another, or in interaction with one another, unless expressly defined otherwise.
The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It should also be noted that the following embodiments may be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments.
The following describes the technical scheme of the present utility model in detail by using specific examples.
Example 1
1-3, a device for forming holes of karst cave is shown, which comprises a fixed seat 6 fixedly installed on the structural surface of a geological layer 1 and a drill rod 2, wherein the top surface of the fixed seat 6 is provided with a hole forming anti-offset part, the bottom end of the drill rod 2 is fixedly connected with a connecting column 18, and the bottom end of the connecting column 18 is provided with a drilling part;
as shown in fig. 2, the hole forming anti-offset part comprises a plurality of telescopic posts 7 fixed on the outer wall of the top of the fixed seat 6 through bolts, a plurality of vertical connecting rods 11 and clamping blocks 12 welded at one end of the connecting rods 11, sliding grooves 13 are formed in two sides of the connecting rods 11, and the connecting rods 11 are in sliding fit with the inner walls of the telescopic posts 7 through the sliding grooves 13.
In this embodiment, the number of links 11 is the same as the number of sections of the multi-section telescopic column 7.
In this embodiment, the top surface of the connecting rod 11 is adhered with a reference ruler 10. The drill rod 2 is adjusted to be positioned above the geological layer 1 to be perforated and then is placed still, then the extending height of the multi-section telescopic column 7 is appropriately adjusted, the clamping block 12 is pushed to the direction of the drill rod 2 through the connecting rod 11 until the clamping block 12 is attached to the outer wall of the drill rod 2, at the moment, the reference ruler 10 is taken as a reference, whether the current drill rod 2 is inclined or not can be rapidly judged by observing the protruding distance of one end of the connecting rod 11 in a plurality of vertical columns in the multi-section telescopic column 7, so that the inclination can be timely adjusted, and the problem that the karst cave is inclined in the process of perforating can be avoided.
As shown in fig. 3, the bottom end of the drill rod 2 is fixedly connected with a connecting column 18, the outer wall of the connecting column 18 is connected with a plurality of rubber rings 15 distributed in vertical columns through a shrinkage structure, the shrinkage structure comprises a cross telescopic rod 16 fixed on the circumferential outer wall of the connecting column 18 through bolts, a fixing pin connected on the inner wall of the cross telescopic rod 16 through threads, and a connecting plate 17 fixed on the circumferential outer wall of the cross telescopic rod 16 through bolts, and the connecting plate 17 and the rubber rings 15 form a rotary fit; during the drilling of the drilling part, the extension degree of the periphery of the cross telescopic rod 16 is regulated, the extension degree of the cross telescopic rod is limited by a fixing pin, and then the rubber ring 15 is inflated, so that the outer wall of the rubber ring 15 can be tightly attached to the inner wall surface of the drilling part; the drilling part can drive the rubber ring 15 to roll downwards in the connecting plate 17 during drilling work, so that the hole wall after hole opening can be compacted, in addition, when the soil layer and the like conveyed upwards during drilling are in contact with the rolling rubber ring 15, part of the soil layer can be adhered to the outer wall of the rubber ring 15 during rolling, when the rubber ring 15 is in contact with the hole wall, adhesion can be pressed on the hole wall, and then the hole wall can be filled and compacted, so that the hole collapse phenomenon during hole opening can be prevented.
As shown in fig. 1, the drilling part comprises a shell 4 fixed at the bottom end of a connecting column 18 through a bolt, a motor 8 fixed at the inner wall of the bottom of the shell 4 through a bolt, a screw conveying roller 9 rotatably connected at the bottom end of the shell 4, a drill bit 3 fixed at the bottom end of the screw conveying roller 9 through a bolt, and the output end of the motor 8 is connected with the top end of the screw conveying roller 9 through a connecting shaft; the drilling part is driven by the drill rod 2 to press downwards, and meanwhile, the motor 8 is started to drive the drill bit 3 to rotate, so that the geological layer 1 can be perforated, and impurities such as broken stone during perforation are automatically conveyed upwards under the drive of the spiral conveying roller 9 in rotation.
In one embodiment, the bottom outer wall of the fixing seat 6 is clamped with a protective cover 5; the protective cover 5 shields the periphery above the opening, so that the scraps can be prevented from splashing during operation.
The application method and principle of the device for forming holes in karst cave in the embodiment are as follows:
before working, the utility model adjusts the fixed seat 6 and the drill rod 2 to be above the geological layer 1 to be perforated, then adjusts the extending height of the multi-section telescopic column 7 in proper amount, pushes the clamping block 12 to the direction of the drill rod 2 through the connecting rod 11 until the clamping block 12 is attached to the outer wall of the drill rod 2, at the moment, takes the reference ruler 10 as a reference, and can rapidly judge whether the current drill rod 2 is askew or not by observing the protruding distance of one end of the plurality of vertical connecting rods 11 in the multi-section telescopic column 7;
during operation, the drilling part is pressed down under the drive of the drill rod 2, and meanwhile, the motor 8 is started to drive the drill bit 3 to rotate, so that the geological layer 1 can be perforated, and impurities such as broken stone during perforation are automatically conveyed upwards under the drive of the rotating spiral conveying roller 9;
the drilling part is provided with a hole halfway, the extension degree of the periphery of the cross telescopic rod 16 is regulated, the extension degree of the cross telescopic rod is limited by a fixing pin, then the rubber ring 15 is inflated, the outer wall of the rubber ring 15 can be tightly attached to the inner wall surface of the hole, then the drilling part is started again, and during the drilling work of the drilling part, the rubber ring 15 is driven to roll and move downwards in the connecting plate 17, so that the wall of the hole after the hole is formed can be compacted.
Example 2
A hole forming device for karst cave treatment, as shown in fig. 1-2, for stabilizing the verticality of a drill rod 2; the present embodiment makes the following modifications on the basis of embodiment 1: the top surface of the fixed seat 6 is provided with a centralizing structure, and the centralizing structure comprises a through hole formed in the inner wall of the connecting rod 11 and a positioning column 14 inserted into the inner wall of the through hole; during drilling operation, after the clamping blocks 12 are attached to the outer wall of the drill rod 2, the positioning columns 14 can be sequentially inserted into the connecting rods 11 which are arranged up and down from top to bottom, and then the clamping blocks 12 can be used for supporting the drill rod 2 so as to prevent the drill rod 2 from being skewed during drilling stagnation.
When the drilling machine is in operation, after the clamping blocks 12 are adjusted to be attached to the outer wall of the drill rod 2 during drilling operation, the positioning columns 14 can be sequentially inserted into the connecting rods 11 which are arranged up and down from top to bottom, and then the clamping blocks 12 can be used for supporting the drill rod 2.
In the description of the above specification:
the terms "this embodiment," "an embodiment of the utility model," "as shown in … …," "further improved embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in the embodiment or example is included in at least one embodiment or example of the utility model; in this specification, a schematic representation of the above terms is not necessarily directed to the same embodiment or example, and the particular features, structures, materials, or characteristics described, etc. may be combined or combined in any suitable manner in any one or more embodiments or examples; furthermore, various embodiments or examples, as well as features of various embodiments or examples, described in this specification may be combined or combined by one of ordinary skill in the art without undue experimentation.
Finally, it should be noted that:
the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting thereof;
although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some or all of the technical features thereof, without departing from the spirit of the technical solutions of the embodiments of the present utility model, and that insubstantial improvements and modifications or substitutions by one skilled in the art from the disclosure herein are within the scope of the utility model as claimed.
Claims (8)
1. The device for forming the hole of the karst cave is characterized by comprising a fixed seat and a drill rod, wherein the fixed seat and the drill rod are fixedly arranged on a geological layer structural surface, a hole forming anti-deviation part is arranged on the top surface of the fixed seat, the bottom end of the drill rod is fixedly connected with a connecting column, and the bottom end of the connecting column is provided with a drilling part;
the hole forming anti-offset part comprises a plurality of telescopic posts fixedly connected to the outer wall of the top of the fixed seat, a plurality of vertical connecting rods and clamping blocks fixedly connected to one end of the connecting rods, sliding grooves are formed in two sides of the connecting rods, and the connecting rods are in sliding fit with the inner walls of the telescopic posts through the sliding grooves.
2. The apparatus for forming a karst cave according to claim 1, wherein the top surface of the link is fixedly connected with a reference ruler.
3. The apparatus for forming a hole in a karst cave according to claim 1, wherein the drilling part comprises a housing fixedly connected to the bottom end of the connecting column, a motor fixedly connected to the inner wall of the bottom of the housing, a screw conveyor roller rotatably connected to the bottom end of the housing, a drill fixedly connected to the bottom end of the screw conveyor roller, and an output end of the motor is connected to the top end of the screw conveyor roller through a connecting shaft.
4. The apparatus for forming a karst cave according to claim 1, wherein the outer wall of the connecting column is connected with a plurality of rubber rings distributed in a vertical row through a shrinkage structure.
5. The apparatus of claim 4, wherein the shrinkage structure comprises a cross expansion link fixedly connected to the circumferential outer wall of the connecting column, a fixing pin arranged on the inner wall of the cross expansion link, and a connecting plate fixedly connected to the circumferential outer wall of the cross expansion link, and the connecting plate is in a running fit with the rubber ring.
6. The apparatus for forming a karst cave according to claim 1, wherein the number of the links is the same as the number of the plurality of telescopic poles.
7. The device for forming a hole in a karst cave according to claim 1, wherein the top surface of the fixing base is provided with a centralizing structure, and the centralizing structure comprises a through hole arranged on the inner wall of the connecting rod and a positioning column arranged on the inner wall of the through hole.
8. The device for forming a karst cave according to claim 1, wherein the outer wall of the bottom of the fixing base is provided with a protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222874173.9U CN219081522U (en) | 2022-10-31 | 2022-10-31 | Device for forming holes in karst cave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222874173.9U CN219081522U (en) | 2022-10-31 | 2022-10-31 | Device for forming holes in karst cave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219081522U true CN219081522U (en) | 2023-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222874173.9U Active CN219081522U (en) | 2022-10-31 | 2022-10-31 | Device for forming holes in karst cave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219081522U (en) |
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2022
- 2022-10-31 CN CN202222874173.9U patent/CN219081522U/en active Active
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