CN220620146U - High-pressure jet grouting reaming anchor cable structure - Google Patents

Abstract

The utility model relates to the technical field of anchor cables and discloses a high-pressure rotary jet reaming anchor cable structure which comprises a loop bar and an anchor cable steel strand body, wherein a bearing plate is fixedly sleeved on the surface of the loop bar, the anchor cable steel strand body movably penetrates through the bearing plate, a first slot is formed in the upper part of the inner wall of the loop bar, a second slot is formed in the lower part of the inner wall of the loop bar, and the first slot and the second slot are communicated; the utility model can facilitate the staff to disassemble and assemble the drill pipe quickly, thereby facilitating the staff to clean the interior of the sleeve rod and the drill pipe, in addition, the structure can fix the relative position of the drainage tube in the longitudinal direction, and solves the problems that the staff is inconvenient to disassemble the drill pipe, the normal rotation and use of the drill pipe are influenced by the accumulated impurities between the drill pipe and the sleeve rod, and the normal installation efficiency of the anchor cable is influenced when the current part of high-pressure rotary jet reaming anchor cable structure is used.

Description

High-pressure jet grouting reaming anchor cable structure

Technical Field

The utility model relates to the technical field of anchor cables, in particular to a high-pressure jet grouting reaming anchor cable structure.

Background

The anchor cable is a prestress steel strand which passes through a sliding surface in a stable rock body with the outer end fixed on the slope and the other end anchored in the sliding surface, and the use of the anchor cable can fundamentally improve the mechanical property of the rock body and achieve the aim of remedying bedding, landslide, dangerous rock and dangerous stone.

In the pile anchor foundation pit support of the soft soil foundation at present, in order to solve the problems of pore-forming diameter shrinkage and easy hole collapse, a high-pressure rotary spraying process is generally required to be used for construction, the high-pressure rotary spraying expanding head anchor rope process comprises the steps of hole guiding, prestress anchor rope manufacturing, prestress anchor rope installation and grouting rotary spraying expanding head, the high-pressure rotary spraying is to utilize the high pressure of high-pressure rotary spraying grouting and the diffusion permeability of slurry to improve the bonding strength of an anchor body and a soil body, and the high-pressure rotary spraying expanding anchor rope operation is to drill holes first and then push the anchor rope to the corresponding depth.

Through searching, for example, chinese patent literature discloses a high-pressure jet grouting reaming anchor cable structure [ application number: CN202122992240.2; publication No.: the process is carried out. This kind of high pressure spouts reaming anchor rope structure soon includes: the sleeve rod and the bearing plate fixedly sleeved on the sleeve rod are movably inserted with a drill pipe, the drill pipe is movably inserted with a drainage pipe, the top end of the drainage pipe extends out of the top end of the sleeve rod, the bottom end of the drill pipe extends out of the bottom end of the sleeve rod, a rotary spraying drill bit is fixedly arranged on the drill pipe, a frustum blade is fixedly sleeved on the rotary spraying drill bit, a guide groove is formed in the frustum blade, and a spray hole is formed in the bottom end of the frustum blade by the rotary spraying drill bit.

The anchor rope structure disclosed in this patent can ensure the centre gripping effect to the anchor rope steel strand wires when using, but this structure is comparatively fixed in the connection between drill pipe and the loop bar, the drill pipe of longitudinal section for T type is installed in the inside of loop bar, and the bottom of drill pipe extends to the below of loop bar and fixedly connected with spouts the drill bit soon, be the mode of rotating connection between the part that the drill pipe top extends and the inner wall of loop bar, for spout the drill bit soon and can normally rotate and use, and in order to avoid appearing the condition that the drill pipe drops by the loop bar bottom, consequently, the part that the drill pipe extends needs to be the state of relative fixation between the loop bar, this state is the relative fixation between the two positions, according to this structure is taken out the back, the staff is inconvenient to dismantle the drill pipe, this structure is after long-time use, the gap entering wherein between part impurity through drill pipe and the loop bar, the impurity causes the influence to the rotation between drill pipe and the loop bar, so as to influence the normal rotational speed of platform blade, thereby influence the normal rotation speed of high pressure spouts, and use efficiency of the anchor rope is normally reamed.

Disclosure of Invention

The utility model aims to provide a high-pressure jet grouting reaming anchor cable structure so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high pressure spouts reaming anchor rope structure soon, includes loop bar and anchor rope steel strand wires body, the fixed surface cover of loop bar is equipped with the bearing plate, the activity of anchor rope steel strand wires body runs through the bearing plate, first fluting has been seted up to the top of loop bar inner wall, the second fluting has been seted up to the below of loop bar inner wall, first fluting and second fluting intercommunication set up, the ring channel has been seted up to the grooved inner wall of second, grooved inner wall swing joint of second has the drill pipe, first grooved inner wall swing joint has the drainage tube, the cavity has been seted up to the inner wall of drill pipe, and positioning mechanism is installed to the inner wall of cavity, the bottom fixedly connected with frustum blade of drill pipe, the orifice has been seted up to the surface of spouting the drill bit soon, the spacing groove has been seted up at the top of loop bar, the internally mounted of spacing groove has fixture, the inner wall and the surface contact of drainage tube, the below and the inner wall of drill pipe surface contact.

Preferably, the positioning mechanism comprises a vertical plate, a compression spring, a positioning rod and a pressing rod, wherein the surface of the vertical plate is in sliding connection with the inner wall of the cavity, two ends of the compression spring are respectively fixedly connected with the inner wall of the cavity and the surface of one side of the vertical plate, the positioning rod and the pressing rod are respectively fixedly connected with the upper side and the lower side of the surface of the other side of the vertical plate, the positioning rod and the pressing rod both slide and penetrate through the drill pipe, and the surface of the positioning rod is in contact with the inner wall of the annular groove.

Preferably, one end of the positioning rod is embedded with a ball, and the surface of the ball is contacted with the inner wall of the annular groove.

Preferably, the surface of the drill pipe is fixedly connected with a threaded cylinder, the surface of the threaded cylinder is in threaded connection with a sealing sleeve, and the surface of the sealing sleeve is in contact with the surface of the drill pipe.

Preferably, the fixture comprises a clamping ring, a connecting rod and a limiting disc, wherein the clamping ring and the limiting disc are respectively fixedly connected with the top and the bottom of the connecting rod, the surfaces of the connecting rod and the limiting disc are contacted with the inner wall of the limiting groove, the number of the two groups of the fixture is two, the two groups of the fixture are fixedly connected through locking bolts, and the inner wall of the clamping ring is contacted with the surface of the drainage tube.

Preferably, the height of the second slot is smaller than that of the first slot, the inner diameter of the second slot is larger than that of the first slot, the inner diameter of the annular slot is larger than that of the second slot, and the height of the annular slot is smaller than that of the second slot.

Preferably, the surface of the frustum blade is provided with a diversion trench, and the diversion trench is in an inclined design.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arrangement of the positioning mechanism, the positioning mechanism can facilitate the quick disassembly and assembly of the drill pipe by a worker, so that the worker can clean the interior of the loop bar and the drill pipe conveniently, the use effect of the structure is ensured, in addition, the structure can fix the relative position of the drainage tube through the clamping mechanism, so that the relative position of the drainage tube in the longitudinal direction is fixed, the normal operation of the subsequent grouting operation is ensured, and the problems that the drill pipe is inconvenient to disassemble by the worker, the normal rotation and the use of the drill pipe are influenced by impurities accumulated between the drill pipe and the loop bar, and the normal installation efficiency of the anchor cable is influenced are solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective sectional view of a loop bar according to the present utility model;

FIG. 3 is a schematic perspective view of a clamping mechanism according to the present utility model;

FIG. 4 is a schematic view of a partial perspective cross-sectional structure of the present utility model;

fig. 5 is a schematic view of a partial perspective structure of the present utility model.

In the figure: 1. a loop bar; 2. a pressure bearing plate; 3. an anchor cable steel strand body; 4. a first slot; 5. a second slot; 6. an annular groove; 7. drilling a pipe; 8. a drainage tube; 9. a positioning mechanism; 91. a vertical plate; 92. a compression spring; 93. a positioning rod; 94. a compression bar; 10. a ball; 11. a thread cylinder; 12. a sealing sleeve; 13. a limit groove; 14. a clamping mechanism; 141. a clamping ring; 142. a connecting rod; 143. a limiting disc; 15. a frustum blade; 16. a rotary jet drill bit.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-5, a high-pressure jet grouting reaming anchor cable structure comprises a loop bar 1 and an anchor cable steel strand body 3, wherein a bearing plate 2 is fixedly sleeved on the surface of the loop bar 1, the anchor cable steel strand body 3 movably penetrates through the bearing plate 2, a first slot 4 is formed above the inner wall of the loop bar 1, a second slot 5 is formed below the inner wall of the loop bar 1, the first slot 4 is communicated with the second slot 5, an annular groove 6 is formed in the inner wall of the second slot 5, a drill pipe 7 is movably connected with the inner wall of the second slot 5, a drainage tube 8 is movably connected with the inner wall of the first slot 4, a cavity is formed in the inner wall of the drill pipe 7, a positioning mechanism 9 is mounted on the inner wall of the cavity, a frustum blade 15 is fixedly connected with the bottom of the cavity, a jet grouting drill bit 16 is fixedly connected with the bottom of the frustum blade 15, a jet hole is formed in the surface of the jet grouting drill bit 16, a limit groove 13 is formed in the top of the loop bar 1, the utility model relates to a drill pipe 7, which is characterized in that a clamping mechanism 14 is arranged in a limiting groove 13, the inner wall of the clamping mechanism 14 is contacted with the surface of a drainage pipe 8, the lower part of the surface of the drainage pipe 8 is contacted with the inner wall of the drill pipe 7, the positioning mechanism 9 is arranged through the positioning mechanism 9, a worker can conveniently and quickly disassemble the drill pipe 7, thereby the worker can conveniently clean the sleeve rod 1 and the inside of the drill pipe 7, the use effect of the structure is ensured, in addition, the structure is provided with the clamping mechanism 14, the worker can fix the relative position of the drainage pipe 8 through the clamping mechanism 14, thereby fixing the relative position of the drainage pipe 8 in the longitudinal direction, ensuring the normal operation of the subsequent grouting operation, solving the problem that the current part of high-pressure rotary jet anchor cable reaming structure is inconvenient for the worker to disassemble the drill pipe 7 when in use, impurities accumulated between the drill pipe 7 and the loop bar 1 can influence the normal rotation of the drill pipe 7, and can influence the normal installation efficiency of the anchor cable.

The positioning mechanism 9 comprises a vertical plate 91, a compression spring 92, a positioning rod 93 and a compression rod 94, wherein the surface of the vertical plate 91 is in sliding connection with the inner wall of a cavity, two ends of the compression spring 92 are respectively fixedly connected with the inner wall of the cavity and the surface of one side of the vertical plate 91, the positioning rod 93 and the compression rod 94 are respectively fixedly connected with the upper side and the lower side of the surface of the other side of the vertical plate 91, the positioning rod 93 and the compression rod 94 both slide to penetrate through the drill pipe 7, the surface of the positioning rod 93 is contacted with the inner wall of the annular groove 6, a ball 10 is embedded at one end of the positioning rod 93, the surface of the ball 10 is contacted with the inner wall of the annular groove 6, in the embodiment, when a worker installs the drill pipe 7, the worker can press the compression rod 94 firstly, the positioning rod 93 is driven to move by the vertical plate 91, at this time, the compression spring 92 is stressed and shortened, so that a worker can place the drill pipe 7 in the sleeve rod 1, the surface of the drill pipe 7 can be contacted with the inner wall of the second slot 5, then under the action of the elastic force of the compression spring 92, the vertical plate 91 drives the positioning rod 93 to move out of the cavity, the surface of the ball 10 can be contacted with the inner wall of the annular groove 6, the ball 10 can increase the smoothness of the drill pipe 7 in rotation, and the scheme is only schematic, the widths of the inner wall of the cavity and the vertical plate 91, and the sizes of the positioning rod 93 and the ball 10 can be adjusted according to actual conditions, so that the positioning rod 93 and the ball 10 can move into the cavity when the worker presses the compression rod 94.

The fixed surface of drill pipe 7 is connected with screw thread section of thick bamboo 11, screw thread section of thick bamboo 11's surface threaded connection has sealed sleeve 12, the surface of sealed sleeve 12 contacts with the surface of drill pipe 7, in this embodiment, screw thread section of thick bamboo 11 cover is located the surface of depression bar 94, the staff after installing drill pipe 7, the staff can locate the surface of screw thread section of thick bamboo 11 with sealed sleeve 12 cover and twist sealed sleeve 12, the staff alright protect depression bar 94 through the connection between screw thread section of thick bamboo 11 and the sealed sleeve 12 according to this, avoid impurity entering the inside of cavity, prevent impurity from causing the influence to the normal use of positioning mechanism 9.

The fixture 14 includes grip ring 141, connecting rod 142 and spacing dish 143, grip ring 141 and spacing dish 143 respectively with the top and the bottom fixed connection of connecting rod 142, the surface of connecting rod 142 and spacing dish 143 all contacts with the inner wall of spacing groove 13, the quantity of fixture 14 is two sets of, through locking bolt fixed connection between two sets of fixture 14, the inner wall of grip ring 141 contacts with the surface of drainage tube 8, in this embodiment, the staff passes fixture 14 and place the inside of loop bar 1 by first fluting 4 with drainage tube 8 after, the staff alright fix two sets of fixture 14 through locking bolt, two grip ring 141 cooperation use alright fix the relative position of drainage tube 8, thereby restrict the position of drainage tube 8 in vertical direction, through the setting of connecting rod 142 and spacing dish 143, connecting rod 142 and spacing dish 143 cooperate the use with spacing groove 13 can be convenient for fixture 14 can cooperate drainage tube 8 to use.

The height of second fluting 5 is less than the height of first fluting 4, and the internal diameter of second fluting 5 is greater than the internal diameter of first fluting 4, and the internal diameter of ring channel 6 is greater than the internal diameter of second fluting 5, and the height of ring channel 6 is less than the height of second fluting 5, in this embodiment, through the setting to first fluting 4, second fluting 5 and ring channel 6 size to drainage tube 8 can use with drill pipe 7 cooperation, still can be convenient for the normal use of positioning mechanism 9 simultaneously, with this practicality that increases this structure.

The guiding gutter has been seted up on the surface of frustum blade 15, and the guiding gutter is the slope design, in this embodiment, through the setting of guiding gutter to the staff improves reaming work efficiency when using frustum blade 15.

Working principle: the staff presses the depression bar 94 and places the drill pipe 7 in the inside of the second fluting 5 first, this moment under the effect of compression spring 92 elasticity, vertical board 91 drives locating lever 93 and removes, can install the drill pipe 7 through the cooperation use of locating lever 93, ball 10 and ring channel 6, afterwards, the staff alright seal the protection to depression bar 94 through the threaded connection between sealed sleeve 12 and the screw thread section of thick bamboo 11, afterwards, the staff alright pass fixture 14 and place the inside of first fluting 4 by the top of loop bar 1 with drainage tube 8, can place the inside of loop bar 1 with drainage tube 8 in this way, afterwards the staff can fix the relative position of drainage tube 8 with the help of two sets of fixture 14 through the lock bolt, at this moment the below of drainage tube 8 extends to the inside of drill pipe 7, afterwards under the cooperation use of taper platform blade 15 and rotary jet drill head 16, anchor rope steel strand body 3 on the bearing plate 2 can be advanced to the operation degree of depth, taper platform blade 15 and rotary jet drill head 16 cooperation rotary jet can form the anchor rope expansion head of required diameter, the spout can be convenient for jet head 16 surface, can be convenient for jet drilling head 9 after the end, can carry out the operation to the relative position of the drill pipe 8 with the help of the operator, thereby can be convenient for dismantlement once to the operation is carried out to the drill pipe 7 through the location mechanism.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a high pressure spouts reaming anchor rope structure soon, includes loop bar (1) and anchor rope steel strand wires body (3), its characterized in that: the utility model provides a fixed surface cover of loop bar (1) is equipped with bearing plate (2), the activity of anchor rope steel strand wires body (3) runs through bearing plate (2), first fluting (4) have been seted up to the top of loop bar (1) inner wall, second fluting (5) have been seted up to the below of loop bar (1) inner wall, first fluting (4) and second fluting (5) intercommunication set up, ring channel (6) have been seted up to the inner wall of second fluting (5), the inner wall swing joint of second fluting (5) has drill pipe (7), the inner wall swing joint of first fluting (4) has drainage tube (8), the cavity has been seted up to the inner wall of drill pipe (7), positioning mechanism (9) are installed to the inner wall of cavity, the bottom fixedly connected with taper platform blade (15) of drill pipe (7), the bottom fixedly connected with of taper platform blade (15) spouts drill bit (16), the surface of spout drill bit (16) has been seted up, the top of loop bar (1) has seted up spacing groove (13), the inner wall swing joint of first fluting (4) has drainage tube (8), drainage tube (14) contact with the surface of drainage tube (14) is held in contact with the inner wall (14).

2. The high pressure rotary jetting reamer cable structure as claimed in claim 1, wherein: positioning mechanism (9) are including vertical board (91), compression spring (92), locating lever (93) and depression bar (94), the surface of vertical board (91) and the inner wall sliding connection of cavity, the both ends of compression spring (92) respectively with the inner wall of cavity and the fixed surface of vertical board (91) one side are connected, locating lever (93) and depression bar (94) respectively with the upper and lower both sides fixed connection of vertical board (91) opposite side surface, locating lever (93) and depression bar (94) all slide and run through drill pipe (7), the surface of locating lever (93) contacts with the inner wall of ring channel (6).

3. The high pressure rotary jetting reamer cable structure as claimed in claim 2, wherein: one end of the positioning rod (93) is embedded with a ball (10), and the surface of the ball (10) is contacted with the inner wall of the annular groove (6).

4. The high pressure rotary jetting reamer cable structure as claimed in claim 1, wherein: the surface of the drill pipe (7) is fixedly connected with a threaded cylinder (11), the surface of the threaded cylinder (11) is in threaded connection with a sealing sleeve (12), and the surface of the sealing sleeve (12) is in contact with the surface of the drill pipe (7).

5. The high pressure rotary jetting reamer cable structure as claimed in claim 1, wherein: clamping mechanism (14) are including grip ring (141), connecting rod (142) and spacing dish (143), grip ring (141) and spacing dish (143) respectively with the top and the bottom fixed connection of connecting rod (142), the surface of connecting rod (142) and spacing dish (143) all contacts with the inner wall of spacing groove (13), the quantity of clamping mechanism (14) is two sets of, through locking bolt fixed connection between two sets of clamping mechanism (14), the inner wall of grip ring (141) contacts with the surface of drainage tube (8).

6. The high pressure rotary jetting reamer cable structure as claimed in claim 1, wherein: the height of the second groove (5) is smaller than that of the first groove (4), the inner diameter of the second groove (5) is larger than that of the first groove (4), the inner diameter of the annular groove (6) is larger than that of the second groove (5), and the height of the annular groove (6) is smaller than that of the second groove (5).

7. The high pressure rotary jetting reamer cable structure as claimed in claim 1, wherein: the surface of the frustum blade (15) is provided with a diversion trench, and the diversion trench is in an inclined design.