CN214697745U - Rig guider with adjustable function - Google Patents
Rig guider with adjustable function Download PDFInfo
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- CN214697745U CN214697745U CN202120557441.7U CN202120557441U CN214697745U CN 214697745 U CN214697745 U CN 214697745U CN 202120557441 U CN202120557441 U CN 202120557441U CN 214697745 U CN214697745 U CN 214697745U
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- guide cylinder
- flexible guide
- resistant sleeve
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Abstract
The utility model discloses a drill guiding device with adjustable function, belonging to the field of mechanical equipment of a pile machine, comprising a bracket, a guide rail, a buffer, a wear-resistant sleeve, a fixed seat, a flexible guide cylinder, a positioning ring and a baffle; the support is connected with the guide rail through bolts, a round hole is reserved in the support, a fixing seat is connected to the support through bolts, a positioning ring is welded to the fixing seat, a buffer is installed between the positioning ring and the flexible guide cylinder, the wear-resistant sleeve is embedded on the flexible guide cylinder and in interference fit with the flexible guide cylinder, and the baffle is connected to the flexible guide cylinder through bolts. The utility model adopts the buffer and the wear-resistant sleeve to decompose the impact force of the drill rod on the guiding device, thereby avoiding the rigid collision between the drill rod and the bracket; when the drilling depth is great, the technical scheme can solve the problems that the drill rod has certain inclination in the specified error to cause friction between the upper end drill rod and the guide device, so that the drill rod is damaged and the drilling resistance is increased.
Description
Technical Field
The utility model relates to a stake machine mechanical equipment field, in particular to rig guider with adjustable function.
Background
With the rapid development of urban construction in China, land resources are more and more tense, underground spaces are fully developed and utilized, and the method is a necessary trend of urban construction development. The urban underground space is developing towards a larger depth and a larger scale, and the large-scale investment and planning cause underground engineering construction to face more challenges and problems. The cast-in-place pile has the characteristics of high efficiency, less pollution and multiple functions, is suitable for the current pursuit of economic high-speed development, and simultaneously adheres to the concepts of human orientation and environmental protection, thereby occupying a dominant position in the pile foundation engineering at home and abroad. The bored concrete pile hole forming mainly comprises rotary digging, long spiral and the like.
However, in the prior art, the gap at the joint of each section of drill rod of the rotary drilling rig is very large, although the influence of the drilling straight hole on the perpendicularity of the hole under the action of self gravity is not great, the axial positioning of the inclined pile drilling under the action of self gravity can be inaccurate when a hard stratum is met, and particularly, the positioning error generated in the axial direction is large when the rotary drilling rig is used for ultra-deep operation; therefore, a guide device is needed, when the rotary drilling rig works, the drill rod continuously extends and retracts up and down in a reciprocating mode, and a spring seat of the drill rod and the rod body have large impact force; when a drilling machine conveys a drill bit and enters a positioning support, the drill bit usually collides with the support, and the support deforms over time to cause scrapping of the support; meanwhile, the same situation can be met in the construction of the mixing pile. Therefore, in order to solve the problems, the utility model designs a drill guiding device with an adjustable function.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem that exists among the prior art, the utility model provides a rig guider with adjustable function has overcome prior art's not enough. The impact force of the drill rod on the guide device is decomposed by adopting the buffer and the wear-resistant sleeve, so that the rigid collision between the drill rod and the support is avoided; when the drilling depth is great, the technical scheme can solve the problems that the drill rod has certain inclination in the specified error to cause friction between the upper end drill rod and the guide device, so that the drill rod is damaged and the drilling resistance is increased.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a drill guiding device with an adjustable function is characterized by comprising a support, a guide rail, a buffer, a wear-resistant sleeve, a fixed seat, a flexible guide cylinder, a positioning ring and a baffle plate; through bolted connection between support and the guide rail, reserve on the support and have circular hole, have the fixing base through bolted connection on the support, the welding has the holding ring on the fixing base, install the buffer between holding ring and the flexible guide cylinder, wear-resisting cover is inlayed on the flexible guide cylinder, wear-resisting cover and flexible guide cylinder interference fit, the baffle passes through bolted connection on the flexible guide cylinder.
Preferably, the flexible guide cylinder is a structure that the upper part of the cylinder is connected with an annular plate, and the section of the flexible guide cylinder is L-shaped.
Preferably, the buffer is an electromagnetic shock absorber, and the larger the applied current input by the electromagnetic shock absorber is, the larger the generated damping force is, and the better the buffering effect of the electromagnetic shock absorber is; the applied current input by the electromagnetic shock absorber is zero, the generated shock absorption force is also zero, and the electromagnetic shock absorber is a rigid body at the moment and does not play a shock absorption role.
Preferably, the wear-resistant sleeve is of a circular structure, the inner wall of the wear-resistant sleeve is provided with a pulley or a ball, and the pulley or the ball and the inner wall of the wear-resistant sleeve are connected through scarf joint or screw threads.
Preferably, the upper part and the lower part of the wear-resistant sleeve are provided with hollow truncated cone-shaped mud scraping plates, and the mud scraping plates are connected with the wear-resistant sleeve by welding or screw threads.
The utility model discloses the beneficial technological effect who brings:
the impact force of the drill rod on the guide device is decomposed by adopting the buffer and the wear-resistant sleeve, so that the rigid collision between the drill rod and the support is avoided; when the drilling depth is great, the technical scheme can solve the problems that the drill rod has certain inclination in the specified error to cause friction between the upper end drill rod and the guide device, so that the drill rod is damaged and the drilling resistance is increased.
Drawings
Fig. 1 is a structural section view of a drill guide device with adjustable function of the present invention.
Fig. 2 is a structural plan view of the drill guide device with adjustable function of the present invention.
Wherein, the device comprises a support 1, a guide rail 2, a buffer 3, a wear-resistant sleeve 4, a fixed seat 5, a flexible guide cylinder 6, a positioning ring 7 and a baffle 8.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1-2, a drill guiding device with an adjustable function is characterized by comprising a support 1, a guide rail 2, a buffer 3, a wear-resistant sleeve 4, a fixed seat 5, a flexible guide cylinder 6, a positioning ring 7 and a baffle plate 8; through bolted connection between support 1 and the guide rail 2, reserve on the support 1 and have circular hole, there is fixing base 5 through bolted connection on the support 1, the welding has holding ring 7 on the fixing base 5, install buffer 3 between holding ring 7 and the flexible guide cylinder 6, wear-resisting cover 4 is inlayed on flexible guide cylinder 6, wear-resisting cover 4 and the interference fit of flexible guide cylinder 6, baffle 8 passes through bolted connection on flexible guide cylinder 6.
Preferably, the flexible guide cylinder 6 is a circular plate structure connected to the upper part of the cylinder, and the section of the flexible guide cylinder 6 is L-shaped.
Preferably, the buffer 3 is an electromagnetic shock absorber, and the larger the applied current input by the electromagnetic shock absorber is, the larger the generated damping force is, and the better the buffering effect of the buffer 3 is; the applied current input to the electromagnetic damper is zero, the damping force generated by the electromagnetic damper is also zero, and the damper 3 is a rigid body at this time and does not exert a damping effect.
Preferably, the wear-resistant sleeve 4 is of a circular structure, a pulley or a ball is arranged on the inner wall of the wear-resistant sleeve 4, and the pulley or the ball is connected with the inner wall of the wear-resistant sleeve 4 through scarf joint or screw thread connection.
Preferably, the upper part and the lower part of the wear-resistant sleeve 4 are provided with hollow truncated cone-shaped mud scraping plates, and the mud scraping plates are connected with the wear-resistant sleeve 4 by welding or screw threads.
The utility model relates to a drill guiding device with adjustable function, which decomposes the impact force of a drill rod on the guiding device by adopting a buffer and a wear-resistant sleeve, thereby avoiding the rigid collision between the drill rod and a bracket; when the drilling depth is great, the technical scheme can solve the problems that the drill rod has certain inclination in the specified error to cause friction between the upper end drill rod and the guide device, so that the drill rod is damaged and the drilling resistance is increased. Simple structure and practicality.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.
Claims (5)
1. A drill guiding device with an adjustable function is characterized by comprising a support, a guide rail, a buffer, a wear-resistant sleeve, a fixed seat, a flexible guide cylinder, a positioning ring and a baffle plate; through bolted connection between support and the guide rail, reserve on the support and have circular hole, have the fixing base through bolted connection on the support, the welding has the holding ring on the fixing base, install the buffer between holding ring and the flexible guide cylinder, wear-resisting cover is inlayed on the flexible guide cylinder, wear-resisting cover and flexible guide cylinder interference fit, the baffle passes through bolted connection on the flexible guide cylinder.
2. The adjustable drill guide of claim 1, wherein the flexible guide cylinder is a cylindrical upper connecting ring plate structure, and the cross section of the flexible guide cylinder is L-shaped.
3. The drill guide device with the adjustable function as recited in claim 1, wherein the damper is an electromagnetic damper, and the larger the applied current is input by the electromagnetic damper, the larger the damping force is generated by the electromagnetic damper, and the better the damping effect of the electromagnetic damper is; the applied current input by the electromagnetic shock absorber is zero, the generated shock absorption force is also zero, and the electromagnetic shock absorber is a rigid body at the moment and does not play a shock absorption role.
4. The drill guide device with the adjustable function as claimed in claim 1, wherein the wear-resistant sleeve is of a circular ring structure, pulleys or balls are arranged on the inner wall of the wear-resistant sleeve, and the pulleys or balls are connected with the inner wall of the wear-resistant sleeve through scarf joint or screw threads.
5. The drill guide device with the adjustable function as recited in claim 1, wherein the wear-resistant sleeve is provided with a hollow truncated cone-shaped mud scraper at the upper part and the lower part, and the mud scraper and the wear-resistant sleeve are connected by welding or screwing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120557441.7U CN214697745U (en) | 2021-03-18 | 2021-03-18 | Rig guider with adjustable function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120557441.7U CN214697745U (en) | 2021-03-18 | 2021-03-18 | Rig guider with adjustable function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214697745U true CN214697745U (en) | 2021-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120557441.7U Active CN214697745U (en) | 2021-03-18 | 2021-03-18 | Rig guider with adjustable function |
Country Status (1)
| Country | Link |
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| CN (1) | CN214697745U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016895A (en) * | 2021-11-19 | 2022-02-08 | 国网四川省电力公司达州供电公司 | Modular assembly type drilling machine for forming hole in miniature pile |
| CN114109254A (en) * | 2021-11-19 | 2022-03-01 | 国网四川省电力公司达州供电公司 | Transferring method of modular rotary drilling rig |
-
2021
- 2021-03-18 CN CN202120557441.7U patent/CN214697745U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016895A (en) * | 2021-11-19 | 2022-02-08 | 国网四川省电力公司达州供电公司 | Modular assembly type drilling machine for forming hole in miniature pile |
| CN114109254A (en) * | 2021-11-19 | 2022-03-01 | 国网四川省电力公司达州供电公司 | Transferring method of modular rotary drilling rig |
| CN114109254B (en) * | 2021-11-19 | 2023-11-14 | 国网四川省电力公司达州供电公司 | Transfer method of modularized rotary drilling rig |
| CN114016895B (en) * | 2021-11-19 | 2024-01-09 | 国网四川省电力公司达州供电公司 | Modular assembly type drilling machine for micro pile hole forming |
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