CN216553821U - Drill rod clamp holder for drilling machine - Google Patents
Drill rod clamp holder for drilling machine Download PDFInfo
- Publication number
- CN216553821U CN216553821U CN202123008530.5U CN202123008530U CN216553821U CN 216553821 U CN216553821 U CN 216553821U CN 202123008530 U CN202123008530 U CN 202123008530U CN 216553821 U CN216553821 U CN 216553821U
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- drill rod
- slip
- drilling machine
- plate
- guide
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Abstract
The utility model provides a drill rod holder for a drilling machine, which comprises a bottom plate, a guide plate, a slip seat and a movable slip, wherein the guide plate is arranged on the bottom plate; the guide plate is vertically arranged on one side of the top of the bottom plate, and a horizontal guide hole for the drill rod to pass through is formed in the guide plate; the fixed opposite side that sets up at the bottom plate top of slip bowl, activity slips and slip bowl set up relatively from top to bottom and enclose synthetic a centre gripping section of thick bamboo that is used for the centre gripping drilling rod, and the central axis of a centre gripping section of thick bamboo and the central axis of guiding hole are on same straight line, and activity slips one end is rotated with the slip bowl and is connected, the other end and slip bowl fastening connection. The drill rod clamp holder for the drilling machine has the advantages of simple structure, reliable clamping, convenient operation, small volume and lower manufacturing and maintenance cost, and is suitable for wide popularization and application.
Description
Technical Field
The utility model relates to the field of drilling machine equipment, in particular to a drill rod holder for a drilling machine.
Background
In drilling operations, it is necessary to use a drill pipe holder frequently. The quality of the drill rod clamp directly influences the production and construction efficiency. The existing drill rod holders mainly comprise two types, namely a mechanical Trojan horse type holder and a hydraulic cylinder holder. The mechanical cockhorse type clamp adopts a cam mechanism, and has more complex structure and high manufacturing cost. When the hydraulic system fails and does not supply pressure, the hydraulic cylinder clamp is difficult to ensure the stability of the drill rod clamp, and the working reliability is poor. Moreover, the two holders have the problems of complex structure, large volume, high cost and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a drill rod holder for a drilling machine, which solves the problems of poor working reliability, complex structure, larger volume and higher cost of the conventional drill rod holder.
The utility model is realized by the following steps:
a drill rod holder for a drilling machine comprises a bottom plate, a guide plate, a slip seat and a movable slip; the guide plate is vertically arranged on one side of the top of the bottom plate, and a horizontal guide hole for the drill rod to pass through is formed in the guide plate; the slip seat is fixedly arranged on the other side of the top of the bottom plate, the movable slips and the slip seat are oppositely arranged from top to bottom and enclose a clamping cylinder for clamping a drill rod, the central axis of the clamping cylinder and the central axis of the guide hole are on the same straight line, one end of the movable slips is rotatably connected with the slip seat, and the other end of the movable slips is fixedly connected with the slip seat.
Furthermore, the front end and the rear end of the slip seat are symmetrically provided with fixed lug seats.
Furthermore, one end of the movable clamping tile is fixedly provided with a connecting lug seat, and the other end of the movable clamping tile is provided with a stop plate.
Furthermore, the fixed lug seat and the connecting lug seat are provided with through holes which penetrate through the rotating shaft.
Furthermore, the number of the rotating shafts is two, and the outer side of the rotating shaft at the same side with the stop plate is coaxially sleeved with an eyelet bolt.
Furthermore, the number of the guide plates is two, and the central axes of the guide holes of the two guide plates are on the same straight line.
Furthermore, the top of the guide plate is also provided with a top plate, and the top plate is provided with a threaded hole.
Furthermore, a plurality of strip-shaped connecting holes are arranged on the bottom plate, and the connecting holes are arranged in a matrix form.
The utility model has the beneficial effects that:
the drill rod holder for the drilling machine is provided with the two guide plates, and the guide plates are used for guiding the drill rod, so that the straightness and clamping and positioning accuracy of the drill rod are ensured; the slip seat and the movable slip are arranged up and down oppositely and used for clamping a drill rod, the movable slip is rotationally connected with the slip seat through the rotating shaft and locked and loosened through rotating the movable joint bolt and the nut, and the slip seat is simple in structure, reliable in clamping, convenient to operate, small in size, low in manufacturing and maintenance cost and suitable for wide popularization and application.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a top view of the present invention.
Description of reference numerals:
1. a base plate; 101. connecting holes; 2. a guide plate; 201. a guide hole; 3. a top plate; 301. a threaded hole; 4. a slip seat; 5. fixing the ear seat; 6. a movable slip; 7. connecting the ear seat; 8. a stopper plate; 9. an eye bolt; 10. a nut; 11. a rotating shaft; 12. a cotter pin; 13. a clamping cylinder.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 4, the drill rod holder for a drilling machine according to the present invention includes a base plate 1, a guide plate 2, a slip bowl 4, and a movable slip 6. The bottom plate 1 is a flat plate horizontally arranged, a plurality of strip-shaped connecting holes 101 are formed in the bottom plate 1, and the connecting holes 101 are arranged in a matrix mode. The number of the connection holes 101 is four, and the four connection holes 101 are used for connection of the base plate 1 to other devices.
The guide plate 2 is vertically arranged on one side of the top of the bottom plate 1, a horizontal guide hole 201 for a drill rod to pass through is formed in the guide plate 2, and the guide hole 201 penetrates through the guide plate 2. In this embodiment, the number of the guide plates 2 is two, the two guide plates 2 are arranged in parallel, and the central axes of the guide holes 201 of the two guide plates 2 are on the same straight line. Two guide plates 2 are arranged for guiding the drilling, so that the straightness of the drill rod is guaranteed. The top of the guide plates 2 is also provided with a top plate 3, the top plate 3 is horizontally erected at the top of the two guide plates 2, the top plate 3 is provided with a threaded hole 301, and the top plate 3 can be connected with other equipment through the threaded hole 301. The bottom plate 1 is equipped with connecting hole 101, and roof 3 is equipped with screw hole 301, makes things convenient for the multiple connection of drilling rod holder, and the connected mode is more convenient and diversified.
The slip seat 4 is fixedly arranged on the other side of the top of the bottom plate 1, the movable slips 6 and the slip seat 4 are oppositely arranged up and down and enclose a clamping cylinder 13 for clamping a drill rod, the central axis of the clamping cylinder 13 and the central axis of the guide hole 201 are on the same straight line, and the drill rod sequentially penetrates through the guide hole 201 and the clamping cylinder 13. When a drill rod needs to be clamped, the drill rod firstly passes through the guide hole 201 and then enters the clamping cylinder 13, and the guide plate 2 and the clamping cylinder 13 are sequentially arranged, so that the straightness of the drill rod is ensured, and the clamping and positioning accuracy of the drill rod is improved. The both ends symmetry is equipped with fixed ear seat 5 around the slip seat 4, and the fixed connection ear seat 7 that is equipped with of activity slips 6 one end, and the other end is equipped with backstop plate 8, sets up the breach of rectangle on the backstop plate 8, and the length direction of breach is perpendicular with the central axis of a centre gripping section of thick bamboo 13, and the breach is used for passing eye bolt 9, and the width of breach is greater than eye bolt 9's external diameter. The fixed ear seat 5 and the connecting ear seat 7 are both provided with through holes which pass through the rotating shaft 11, and the inner diameter of each through hole is larger than or equal to the outer diameter of the rotating shaft 11. The number of the rotating shafts 11 is two, and one rotating shaft 11 simultaneously penetrates through the fixed lug seat 5 and the connecting lug seat 7 to enable the movable slip 6 to rotate around the fixed slip seat and the slip seat 4. The other rotating shaft 11 passes through the fixed ear seat 5 at the other side of the slip seat 4. Wherein, the outer side of the rotating shaft 11 at the same side with the stop plate 8 is coaxially sleeved with a swing bolt 9, and the outer side of a screw rod of the swing bolt 9 is in threaded connection with a nut 10. One end of the movable slip 6 is rotatably connected with the slip seat 4, and the other end is fixedly connected with the slip seat 4. In this embodiment, one end of the movable slip 6 is rotatably connected to the slip seat 4 through a rotating shaft 11, one end of the rotating shaft 11 abuts against the outer side of the connecting lug seat 7 of the movable slip 6, and the other end of the rotating shaft is provided with a cotter pin 12, so as to limit the axial position of the rotating shaft 11. The other end of the movable slip 6 is provided with a stop plate 8, the outer side of a rotating shaft 11 which penetrates through the slip seat 4 and is positioned below the stop plate 8 is sleeved with an eyelet bolt 9, and the movable slip 6 and the slip seat 4 are clamped and loosened by rotating the eyelet bolt 9 and a nut 10 which is in threaded connection with the outer side of the eyelet bolt, so that the clamping and the loosening of the drill rod are completed.
When the drill rod holder for the drilling machine is used, firstly, the nut 10 is rotated anticlockwise to enable the bottom of the nut to be separated from the top of the stop plate 8 and loosened, the swing bolt 9 is rotated outwards to enable the slip seat 4 and the movable slip 6 to be loosened, and the movable slip 6 is rotated upwards to enable the movable slip 6 to be unfolded; the drill rod passes through the guide hole 201 of the guide plate 2 and the slip seat 4; the movable slips 6 are downwards rotated to be folded and form a clamping cylinder 13 with the slip seat 4 in an enclosing mode, the swing bolt 9 is rotated to the position of the notch of the stop plate 8 to the inner side, then the nut 10 is clockwise rotated to enable the bottom of the movable slips to be abutted against the top of the stop plate 8 and clamped tightly, the movable slips 6 and the slip seat 4 are enabled to clamp a drill rod and clamp the drill rod, and the clamping structure is simple in structure, reliable in clamping and convenient to operate.
It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all 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.
Claims (8)
1. A drill rod holder for a drilling machine is characterized by comprising a bottom plate, a guide plate, a slip seat and a movable slip; the guide plate is vertically arranged on one side of the top of the bottom plate, and a horizontal guide hole for a drill rod to pass through is formed in the guide plate; the slip seat is fixedly arranged on the other side of the top of the bottom plate, the movable slip and the slip seat are oppositely arranged from top to bottom and enclose a clamping cylinder for clamping a drill rod, the central axis of the clamping cylinder and the central axis of the guide hole are on the same straight line, one end of the movable slip is rotatably connected with the slip seat, and the other end of the movable slip is fixedly connected with the slip seat.
2. The drill rod holder for the drilling machine as claimed in claim 1, wherein the slip bowl is symmetrically provided with fixing lug seats at the front end and the rear end.
3. The drill rod holder for drilling machine as claimed in claim 2, wherein the movable slip is fixedly provided with a connecting lug seat at one end and a stop plate at the other end.
4. The drill rod holder for the drilling machine as claimed in claim 3, wherein the fixing lug and the connecting lug are provided with through holes passing through the rotating shaft.
5. The drill rod holder for the drilling machine as recited in claim 4, wherein the number of the rotating shafts is two, and a swing bolt is coaxially sleeved on the outer side of the rotating shaft on the same side as the stop plate.
6. The drill rod holder for a drilling machine according to claim 1, wherein the number of the guide plates is two, and central axes of the guide holes of the two guide plates are on the same straight line.
7. The drill rod holder for the drilling machine as recited in claim 1, wherein the top of the guide plate is further provided with a top plate, and the top plate is provided with a threaded hole.
8. The drill rod holder for a drilling machine as recited in claim 1, wherein said base plate has a plurality of elongated connection holes arranged in a matrix pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123008530.5U CN216553821U (en) | 2021-12-01 | 2021-12-01 | Drill rod clamp holder for drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123008530.5U CN216553821U (en) | 2021-12-01 | 2021-12-01 | Drill rod clamp holder for drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216553821U true CN216553821U (en) | 2022-05-17 |
Family
ID=81538098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123008530.5U Active CN216553821U (en) | 2021-12-01 | 2021-12-01 | Drill rod clamp holder for drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216553821U (en) |
-
2021
- 2021-12-01 CN CN202123008530.5U patent/CN216553821U/en active Active
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