CN113530582A - Anchor rod beam and anchor rod wrench - Google Patents
Anchor rod beam and anchor rod wrench Download PDFInfo
- Publication number
- CN113530582A CN113530582A CN202110625423.2A CN202110625423A CN113530582A CN 113530582 A CN113530582 A CN 113530582A CN 202110625423 A CN202110625423 A CN 202110625423A CN 113530582 A CN113530582 A CN 113530582A
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- grouting
- slurry
- transmission shaft
- anchor
- wrench
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- 239000002002 slurry Substances 0.000 claims abstract description 121
- 230000005540 biological transmission Effects 0.000 claims abstract description 73
- 239000011440 grout Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 18
- 238000003756 stirring Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 14
- 238000007569 slipcasting Methods 0.000 abstract description 8
- 238000005204 segregation Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 21
- 230000006872 improvement Effects 0.000 description 19
- 238000009434 installation Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009940 knitting Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E21D20/021—Grouting with inorganic components, e.g. cement
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention belongs to the technical field of tunnel construction equipment, and particularly relates to an anchor rod beam and an anchor rod wrench. An anchor rod wrench, comprising: the sliding seat is used for being assembled on the propelling beam in a sliding mode; the wrench body is arranged on the sliding seat and comprises a shell and a grouting transmission shaft, the grouting transmission shaft is rotatably assembled on the shell, two ends of the grouting transmission shaft extend out of the shell, a slurry cavity is arranged between the shell and the grouting transmission shaft, the grouting transmission shaft is provided with a slurry channel and a slurry inlet hole, and the slurry cavity is communicated with the slurry channel through the slurry inlet hole; the grouting transmission shaft is provided with a helical blade, and when the grouting transmission shaft rotates, the helical blade is used for stirring slurry and ensuring the pressure of the slurry entering the slurry inlet hole. Through set up helical blade on the slip casting transmission shaft, when the slip casting transmission shaft rotates, not only through the pressure loss to the mud secondary pressurization in order to compensate among the mud transportation process, still through alleviateing the segregation among the mud transportation process to the stirring of mud secondary, avoid stifled pipe problem, improve efficiency of construction and construction quality.
Description
Technical Field
The invention belongs to the technical field of tunnel construction equipment, and particularly relates to an anchor rod beam and an anchor rod wrench.
Background
In engineering construction of mines, railways, highways, hydropower, coal and the like, the anchor rod trolley equipment is indispensable main supporting equipment. At present, the kind of stock is many, but the stock platform truck mainly still uses solid stock and hollow stock as leading, and to solid stock and hollow stock, the supporting operation flow between them still distinguishes, and the supporting operation flow of solid stock is: drilling an anchor rod hole, grouting into the anchor rod hole, and inserting an anchor rod into the anchor rod hole; the supporting operation flow of the hollow anchor rod is as follows: drilling an anchor rod hole, inserting an anchor rod into the anchor rod hole, and grouting the anchor rod hole by the anchor rod. The hollow anchor rod has good comprehensive mechanical property and is convenient for top support operation, so the operation process is widely applied.
The application publication number of the Chinese invention patent application CN112627870A discloses a hollow grouting anchor rod rotary head, which comprises a push beam and a sliding seat, wherein the sliding seat is assembled on the push beam in a sliding manner, a support frame is arranged on the sliding seat, a first shaft sleeve is arranged on the first support frame, the first shaft sleeve is connected with a second shaft sleeve, a driving motor is arranged on the support frame, a rotary main shaft is arranged in the first shaft sleeve, a rotary drill rod tail (namely a grouting transmission shaft) is arranged in the second shaft sleeve (namely a shell), and the end part of the rotary drill rod tail is connected with a connecting sleeve for mounting a hollow anchor rod; the rotary main shaft and the rotary drill bit shank are coaxially arranged and connected together, and an output shaft of the driving motor extends into the first shaft sleeve and is in transmission connection with the rotary main shaft so as to drive the rotary drill bit shank to rotate; the rotary drill bit shank is internally provided with a slurry channel extending axially and a slurry inlet hole extending radially, a slurry cavity is formed between the second shaft sleeve and the rotary drill bit shank, the slurry cavity is communicated with the slurry channel through the slurry inlet hole, the outer side of the second shaft sleeve is provided with a grouting joint, and the grouting joint is communicated with the slurry cavity. During grouting operation, slurry enters the slurry cavity through the grouting joint and then enters the slurry channel to convey the slurry to the hollow anchor rod.
In the prior art, the cement-water ratio of the slurry for anchoring is generally low (the consistency is large), and when the slurry passes through the channel reducing (slurry cavity), the flow rate is changed and segregation is generated due to the throttling effect, so that the problem of pipe blockage is caused, the slurry cannot enter a slurry injection cavity through a slurry injection joint or cannot be extruded into a slurry inlet hole through the slurry injection cavity, and the slurry injection operation is influenced.
Disclosure of Invention
The invention aims to provide an anchor rod wrench, which aims to solve the technical problem that in the prior art, when slurry passes through a channel reducing part, the flow rate is changed due to a throttling effect to cause segregation, so that pipe blockage is caused; the invention also aims to provide the anchor rod beam.
In order to achieve the purpose, the anchor bolt wrench has the technical scheme that:
an anchor rod wrench, comprising:
the sliding seat is used for being assembled on the propelling beam in a sliding mode;
the wrench body is arranged on the sliding seat and comprises a shell and a grouting transmission shaft, the grouting transmission shaft is rotatably assembled on the shell, two ends of the grouting transmission shaft extend out of the shell, a slurry cavity is arranged between the shell and the grouting transmission shaft, the grouting transmission shaft is provided with a slurry channel and a slurry inlet hole, and the slurry cavity is communicated with the slurry channel through the slurry inlet hole;
the grouting transmission shaft is provided with a helical blade, and when the grouting transmission shaft rotates, the helical blade is used for stirring slurry and ensuring the pressure of the slurry entering the slurry inlet hole.
The beneficial effects are that: through set up helical blade on the slip casting transmission shaft, when the slip casting transmission shaft rotates, under helical blade's stirring and promotion, mud can crowd to advancing the thick liquid hole, not only through the pressure loss to mud secondary pressurization in order to compensate the mud transportation process like this, guarantees that mud is even closely knit and slip casting is reliable, still alleviates the segregation in the mud transportation process through stirring to the mud secondary, avoids stifled pipe problem, improves efficiency of construction and construction quality.
As a further improvement, the helical blades are respectively arranged on the two sides of the slurry inlet hole in the axial direction of the grouting transmission shaft, and the rotation directions of the helical blades on the two sides of the slurry inlet hole are opposite.
The beneficial effects are that: the spiral blades are arranged on the two sides of the slurry inlet hole, so that the pressure for conveying the slurry and the sufficient stirring of the slurry are further ensured.
As a further improvement, the grouting transmission shaft is further provided with an annular plate, and the helical blades and the annular plate are respectively positioned at two sides of the slurry inlet hole in the axial direction of the grouting transmission shaft.
The beneficial effects are that: the spiral blades and the annular plate are respectively arranged on the two sides of the slurry inlet hole, so that the pressure for conveying the slurry and the sufficient stirring of the slurry are further ensured.
As a further improvement, the anchor bolt wrench comprises a driving device, one end of the grouting transmission shaft is connected with a driving shaft of the driving device through a coupler, two supports are arranged on the sliding seat, the driving shaft of the driving device is rotatably assembled on one support, and the shell is supported on the other support.
The beneficial effects are that: by the design, the stability of the anchor rod wrench and the driving device is guaranteed.
As a further improvement, the shell is provided with two grouting connectors.
The beneficial effects are that: the design is beneficial to grouting and cleaning the shell.
As a further improvement, a pressure sensor is arranged on the shell.
The beneficial effects are that: the pressure sensor can monitor the mud pressure at the position of the grout inlet in real time, and timely adjusts the pressure value to ensure that grouting is full and compact, so that the construction quality is improved.
As a further improvement, at least two slurry inlet holes are arranged at intervals along the circumferential direction of the grouting transmission shaft.
The beneficial effects are that: by the design, the mud can quickly enter the mud channel.
As a further improvement, the slurry inlet hole is a waist round hole extending along the axial direction of the slurry injection transmission shaft.
As a further improvement, the sliding seat comprises a first sliding plate and a second sliding plate, the second sliding plate is slidably assembled on the push beam, the first sliding plate is slidably assembled on the second sliding plate, the wrench body is fixedly arranged on the first sliding plate, and a reversing oil cylinder is arranged between the first sliding plate and the second sliding plate.
The beneficial effects are that: the reversing oil cylinder reciprocates to drive the wrench body to reciprocate so that the anchor rod impacts the anchor rod hole and the anchor rod is smoothly pushed into the anchor rod hole.
In order to achieve the purpose, the technical scheme of the anchor rod beam is as follows:
anchor rod roof beam, including propulsion beam and stock spanner, the stock spanner includes:
the sliding seat is used for being assembled on the propelling beam in a sliding mode;
the wrench body is arranged on the sliding seat and comprises a shell and a grouting transmission shaft, the grouting transmission shaft is rotatably assembled on the shell, two ends of the grouting transmission shaft extend out of the shell, a slurry cavity is arranged between the shell and the grouting transmission shaft, the grouting transmission shaft is provided with a slurry channel and a slurry inlet hole, and the slurry cavity is communicated with the slurry channel through the slurry inlet hole;
the grouting transmission shaft is provided with a helical blade, and when the grouting transmission shaft rotates, the helical blade is used for stirring slurry and ensuring the pressure of the slurry entering the slurry inlet hole.
The beneficial effects are that: through set up helical blade on the slip casting transmission shaft, when the slip casting transmission shaft rotates, under helical blade's stirring and promotion, mud can crowd to advancing the thick liquid hole, not only through the pressure loss to mud secondary pressurization in order to compensate the mud transportation process like this, guarantees that mud is even closely knit and slip casting is reliable, still alleviates the segregation in the mud transportation process through stirring to the mud secondary, avoids stifled pipe problem, improves efficiency of construction and construction quality.
As a further improvement, the helical blades are respectively arranged on the two sides of the slurry inlet hole in the axial direction of the grouting transmission shaft, and the rotation directions of the helical blades on the two sides of the slurry inlet hole are opposite.
The beneficial effects are that: the spiral blades are arranged on the two sides of the slurry inlet hole, so that the pressure for conveying the slurry and the sufficient stirring of the slurry are further ensured.
As a further improvement, the grouting transmission shaft is further provided with an annular plate, and the helical blades and the annular plate are respectively positioned at two sides of the slurry inlet hole in the axial direction of the grouting transmission shaft.
The beneficial effects are that: the spiral blades and the annular plate are respectively arranged on the two sides of the slurry inlet hole, so that the pressure for conveying the slurry and the sufficient stirring of the slurry are further ensured.
As a further improvement, the anchor bolt wrench comprises a driving device, one end of the grouting transmission shaft is connected with a driving shaft of the driving device through a coupler, two supports are arranged on the sliding seat, the driving shaft of the driving device is rotatably assembled on one support, and the shell is supported on the other support.
The beneficial effects are that: by the design, the stability of the anchor rod wrench and the driving device is guaranteed.
As a further improvement, the shell is provided with two grouting connectors.
The beneficial effects are that: the design is beneficial to grouting and cleaning the shell.
As a further improvement, a pressure sensor is arranged on the shell.
The beneficial effects are that: the pressure sensor can monitor the mud pressure at the position of the grout inlet in real time, and timely adjusts the pressure value to ensure that grouting is full and compact, so that the construction quality is improved.
As a further improvement, at least two slurry inlet holes are arranged at intervals along the circumferential direction of the grouting transmission shaft.
The beneficial effects are that: by the design, the mud can quickly enter the mud channel.
As a further improvement, the slurry inlet hole is a waist round hole extending along the axial direction of the slurry injection transmission shaft.
As a further improvement, the sliding seat comprises a first sliding plate and a second sliding plate, the second sliding plate is slidably assembled on the push beam, the first sliding plate is slidably assembled on the second sliding plate, the wrench body is fixedly arranged on the first sliding plate, and a reversing oil cylinder is arranged between the first sliding plate and the second sliding plate.
The beneficial effects are that: the reversing oil cylinder reciprocates to drive the wrench body to reciprocate so that the anchor rod impacts the anchor rod hole and the anchor rod is smoothly pushed into the anchor rod hole.
As a further improvement, the two sides of the push beam are respectively provided with a manipulator and an anchor rod warehouse, and the manipulators are used for grabbing anchor rods in the anchor rod warehouse above the push beam.
The beneficial effects are that: by the design, the anchor rod can be automatically conveyed, automation is facilitated, and labor intensity is reduced.
As a further improvement, an anchor rod installation tool is arranged on a grouting transmission shaft of the anchor rod wrench.
As a further improvement, a clamping rod device is further arranged on the propelling beam.
The beneficial effects are that: the clamping rod device can realize the function of connecting rods so as to facilitate the construction operation of the long anchor rod.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of the anchor beam of the present invention;
FIG. 2 is a schematic view of the anchor wrench of FIG. 1;
FIG. 3 is a schematic structural view of the propeller shaft of FIG. 2;
FIG. 4 is a schematic structural view of the anchor rod mounting fixture of FIG. 1;
FIG. 5 is a schematic view of the clamping bar assembly of FIG. 1;
in the figure: 101. a feed beam; 102. an anchor bolt wrench; 103. an anchor rod mounting tool; 104. a clamping bar device; 105. a first drive motor; 106. a manipulator transmission shaft; 107. a manipulator; 108. an anchor rod warehouse; 11. a second drive motor; 12. an output shaft; 13. a coupling; 14. a pressure sensor; 15. grouting an interface; 16. a housing; 17. grouting a transmission shaft; 18. a first bracket; 19. a first sliding plate; 20. a second sliding plate; 21. a diverter valve; 22. a reversing oil cylinder; 23. a second bracket; 24. a slurry inlet hole; 25. a first helical blade; 26. a second helical blade; 27. a fixing hole; 28. a first ear plate; 29. a second ear panel; 30. avoiding holes; 31. a wire pulling plate; 32. a tool body; 33. a splint pulling line; 34. a bell mouth; 35. grouting and sealing; 36. a torsion spring; 37. a splint; 41. a support frame; 42. a guard plate; 43. a clamping jaw; 44. clamping the oil cylinder; 45. a bushing seat; 46. a bushing.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. Furthermore, the terms "front", "back", "upper", "lower", "left" and "right" are based on the orientations and positional relationships shown in the drawings and are only for convenience in describing the present invention, but do not indicate that the referred device or component must have a specific orientation, and thus, should not be construed as limiting the present invention.
The features and properties of the present invention are described in further detail below with reference to examples.
Example 1 of the anchor beam of the present invention:
as shown in fig. 1, the anchor rod beam includes a push beam 101, an anchor rod wrench 102, an anchor rod mounting tool 103, a clamping device 104, a manipulator 107 and an anchor rod magazine 108, the extension direction of the push beam 101 is taken as the front-back direction, the anchor rod wrench 102 is driven by a push cylinder (not shown) to be assembled on the push beam 101 in a sliding manner along the front-back direction, and the anchor rod mounting tool 103 is mounted at the front end of the anchor rod wrench 102; the clamping bar device 104 is arranged at the rear end of the propelling beam 101; the robot 107 and the bolting magazine 108 are respectively provided on the left and right sides of the feed beam 101.
In this embodiment, the robot 107 is mounted on the robot transmission shaft 106 in a rotation-stopping manner, and the robot transmission shaft 106 is driven by the first driving motor 105 to rotate so as to drive the robot 107 to swing left and right, wherein the first driving motor 105 is a hydraulic motor; the robot 107 is used to grab an anchor from the anchor magazine 108 and after grabbing the anchor place it above the feed beam 101. Wherein, manipulator 107 and stock storehouse 108 are current ripe product, can automatic feed and snatch the stock, and the structure and the theory of operation of manipulator 107 and stock storehouse 108 are no longer repeated here.
In this embodiment, the manipulator 107 has two functions of light grasping and heavy grasping, and when the anchor rod is inserted into the anchor rod installation tool 103, the heavy grasping function is adopted, which is beneficial to the insertion of the anchor rod into the anchor rod installation tool 103; when the anchor rod is pushed towards the anchor rod hole, the function of light grasping is adopted, so that the anchor rod can be inserted and smoothly fed into the anchor rod hole.
As shown in fig. 2 and 3, the anchor bar wrench 102 includes a sliding seat, a wrench body, and a second drive motor 11, wherein the second drive motor 11 constitutes a driving device and is a hydraulic motor. The slide base includes a first slide plate 19 and a second slide plate 20, and the first slide plate 19 and the second slide plate 20 are relatively slidable in the front-rear direction. Specifically, a first lug plate 28 is arranged on the first sliding plate 19, a second lug plate 29 is arranged on the second sliding plate 20, a reversing oil cylinder 22 is arranged between the first lug plate 28 and the second lug plate 29, one end of the reversing oil cylinder 22 is hinged to the first lug plate 28, the other end of the reversing oil cylinder 22 is hinged to the second lug plate 29, and the first sliding plate 19 and the second sliding plate 20 slide back and forth relatively and reciprocally in the front-back direction through the extension and retraction of the reversing oil cylinder 22. Wherein, the reversing oil cylinder 22 is connected with a reversing valve 21 through an oil pipe, and the reversing valve 21 is a high-frequency reversing valve.
In this embodiment, the lower side surface of the first sliding plate 19 is provided with a dovetail groove extending in the front-rear direction, the upper side surface of the second sliding plate 20 is provided with a protrusion adapted to the dovetail groove, and the first sliding plate 19 and the second sliding plate 20 are guided and matched to realize relative sliding through the dovetail groove and the protrusion.
In this embodiment, the second sliding plate 20 is provided with a fixing hole 27, the second sliding plate 20 is fixed with a slider through the fixing hole 27, the slider is located below the second sliding plate 20, and the second sliding plate 20 slides on the feed beam 101 in the front-rear direction.
In this embodiment, the first sliding plate 19 is provided with a first bracket 18 and a second bracket 23, the first bracket 18 and the second bracket 23 are respectively disposed at the front end and the rear end of the first sliding plate 19, wherein the second bracket 23 is provided with an avoiding hole 30, and the avoiding hole 30 is used for avoiding the reversing cylinder 22.
As shown in fig. 2, the wrench body and the second driving motor 11 are drivingly connected, the wrench body and the second driving motor 11 are supported by the first bracket 18 and the second bracket 23 to be disposed above the first sliding plate 19, and the wrench body and the second driving motor 11 can move along with the first sliding plate 19. Wherein, the reversing oil cylinder 22 is positioned right below the wrench body.
As shown in fig. 2 and 3, the wrench body comprises a housing 16 and a grouting transmission shaft 17, wherein the grouting transmission shaft 17 is rotatably assembled on the housing 16, and the front end and the rear end of the grouting transmission shaft 17 extend out of the housing 16; a slurry cavity is arranged between the shell 16 and the grouting transmission shaft 17, the grouting transmission shaft 17 is of a hollow structure, the grouting transmission shaft 17 is provided with a slurry channel and a slurry inlet hole 24, the slurry channel extends along the front-back direction, and the slurry cavity is communicated with the slurry channel through the slurry inlet hole 24.
In this embodiment, the casing 16 is provided with two grouting ports 15, so that the casing 16 can be conveniently grouted and cleaned.
In this embodiment, the rear end of the grouting transmission shaft 17 is connected with the output shaft 12 of the second drive motor 11 through the coupling 13, and the front end of the grouting transmission shaft 17 is used for connecting the anchor rod mounting tool 103; the first bracket 18 is supported at a lower portion of the housing 16, and the output shaft 12 of the second drive motor 11 is rotatably fitted to the second bracket 23.
In this embodiment, the grouting transmission shaft 17 is provided with a helical blade for stirring the slurry and ensuring the pressure of the slurry entering the slurry inlet hole 24 when the grouting transmission shaft 17 rotates. Specifically, as shown in fig. 3, a first helical blade 25 and a second helical blade 26 are respectively arranged on the front side and the rear side of the slurry inlet hole 24, the rotation directions of the first helical blade 25 and the second helical blade 26 are opposite, and when the grouting transmission shaft 17 rotates, the first helical blade 25 and the second helical blade 26 jointly extrude the slurry into the slurry inlet hole 24 so as to stir the slurry and ensure the pressure of the slurry entering the slurry inlet hole 24. Wherein, the housing 16 is provided with a pressure sensor 14, and the pressure sensor 14 is located between the first helical blade 25 and the second helical blade 26 in the front direction to detect the pressure at the slurry inlet hole 24.
In this embodiment, four slurry inlet holes 24 are arranged at intervals along the circumferential direction of the grouting transmission shaft 17, and the slurry inlet holes 24 are waist-round holes extending along the axial direction of the grouting transmission shaft 17, so as to ensure that slurry can rapidly enter the slurry channel.
As shown in fig. 4, the anchor rod mounting tool 103 includes a tension plate 31, a tool body 32, a clamping plate tension wire 33, a bell mouth 34, a grouting seal 35, a torsion spring 36 and a clamping plate 37, wherein the anchor rod mounting tool 103 is an existing mature product, and the working principle thereof is the same as that of the anchor rod mounting device disclosed in the publication No. CN 212867601U. As shown in fig. 5, the clamping bar device 104 comprises a support frame 41, a guard plate 42, a clamping jaw 43, a clamping cylinder 44, a bushing seat 45 and a bushing 46, wherein the clamping bar device 104 is a conventional mature product and has the same working principle as the automatic drill rod clamping device disclosed in the publication No. CN 209556955U.
In operation, the robot 107 grabs the anchor and feeds it over the feed beam 101, the anchor wrench 102 slides forward, the grouting seal 35 of the anchor installation tooling 103 wraps around the anchor rod body, and the clamp plate 37 clamps the anchor rod body. Because the front end of the anchor rod installation tool 103 is the bell mouth 34, the anchor rod can conveniently enter the anchor rod installation tool 103.
And then, the anchor rod is pushed forwards, if the anchor rod hole collapses or is not straight in the process of pushing the anchor rod, the anchor rod is difficult to push into the anchor rod hole, the reversing oil cylinder 22 is driven to do high-frequency reciprocating motion through the reversing valve 21 so as to drive the wrench body to do reciprocating motion, and the anchor rod is driven to do reciprocating motion through the anchor rod mounting tool 103, so that the anchor rod impacts the anchor rod hole, and the anchor rod is further smoothly pushed into the anchor rod hole.
After the anchor rod is pushed, the second driving motor 11 drives the grouting transmission shaft 17 to rotate through the coupler 13 so as to screw the nut on the anchor rod in the anchor rod installation tool 103, the oil pipe hydraulic pressure of the second driving motor 11 is set according to actual construction requirements, the nut screwing torque is guaranteed to meet construction requirements, and after required torque is reached, the second driving motor 11 can automatically stop rotating.
And finally, performing a grouting process, wherein the slurry enters the grouting cavity through the grouting interface 15 on the shell 16, then enters the slurry channel of the grouting transmission shaft 17 through the slurry inlet hole 24, then enters the anchor rod mounting tool 103, and finally enters the anchor rod and the anchor rod hole to realize anchor rod anchoring.
Because the first helical blade 25 and the second helical blade 26 with opposite rotation directions are arranged on the grouting transmission shaft 17, when the grouting transmission shaft 17 rotates, the two helical blades all send the slurry to the slurry inlet 24, so that the pressure loss in the slurry conveying process is compensated by secondary pressurization of the slurry, the slurry is ensured to be uniform and compact and the grouting is reliable, and the segregation in the slurry conveying process is reduced by secondary stirring of the slurry, so that the problem of pipe blockage is avoided. Meanwhile, the pressure sensor 14 arranged on the shell 16 monitors the mud pressure at the position of the mud inlet hole 24 in real time and adjusts the mud pressure in time to ensure that the grouting is full and compact, so that the construction efficiency and the construction quality are improved.
In the stock work progress, if need beat when growing the stock, need connect the pole operation to the stock to satisfy the construction demand. When the rod is connected, firstly, the clamping oil cylinder 44 on the rod clamping device 104 drives the clamping jaw 43 to clamp the connecting sleeve of the previous anchor rod, the manipulator 107 is used for taking an anchor rod from the anchor rod storage 108 and placing the anchor rod above the propelling beam 101, the anchor rod wrench 102 is propelled forwards, the anchor rod is clamped by the clamping plate 37 on the anchor rod installation tool 103 under the action of the torsion spring 36, then the second driving motor 11 of the anchor rod wrench 102 is opened, the anchor rod is driven to rotate, the anchor rod is connected with the previous anchor rod, the rod connecting action is completed, and finally the construction of other procedures of the anchor rod is carried out.
In order to prevent the clamping bar device 104 from being damaged during construction, a guard plate 42 is provided on the clamping bar device 104 to protect the structure of the clamping jaw 43, the clamping cylinder 44, and the like. For maintenance convenience, the bushing seat 45 is made detachable, facilitating replacement when the bushing 46 is worn.
Example 2 of the anchor beam of the present invention:
the present embodiment is different from embodiment 1 in that in embodiment 1, a first helical blade 25 and a second helical blade 26 are respectively arranged on the front side and the rear side of a slurry inlet hole 24 in the axial direction of a grouting drive shaft 17, and the rotation directions of the first helical blade 25 and the second helical blade 26 are opposite to each other, so that when the grouting drive shaft 17 rotates, the slurry pressure at the slurry inlet hole 24 is increased. In this embodiment, the axial direction of the grouting transmission shaft is provided with a helical blade and an annular plate respectively at the front side and the rear side of the grout inlet hole, so that the pressure of the grout at the grout inlet hole is increased when the grouting transmission shaft rotates. In other embodiments, the annular plate may not be provided, and the helical blades may be provided only on the front or rear side of the slurry inlet hole, where the slurry inlet hole is closer to the corresponding end plate of the casing.
Example 3 of the anchor beam of the present invention:
the present embodiment differs from embodiment 1 in that in embodiment 1, the first sliding plate 19 is provided with a first bracket 18 and a second bracket 23, the output shaft 12 of the second drive motor 11 is rotatably fitted to the second bracket 23, and the housing 16 is supported on the first bracket 18. In the present embodiment, the second drive motor is supported on the second bracket based on the case being supported on the first bracket.
Example 4 of the anchor beam of the present invention:
the difference between this embodiment and embodiment 1 is that in embodiment 1, the casing 16 is provided with the grouting ports 15, and the number of the grouting ports 15 is two. In this embodiment, only one grouting interface is arranged on the shell.
The anchor rod wrench according to the embodiment of the present invention has the same structure as that of any one of the anchor rod wrenches according to embodiments 1 to 4 of the anchor rod beam, and thus, the detailed description thereof is omitted.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (13)
1. A bolt wrench (102), comprising:
the sliding seat is used for being assembled on the propelling beam (101) in a sliding mode;
the wrench body is arranged on the sliding seat and comprises a shell (16) and a grouting transmission shaft (17), the grouting transmission shaft (17) is rotatably assembled on the shell (16), two ends of the grouting transmission shaft (17) extend out of the shell (16), a slurry cavity is arranged between the shell (16) and the grouting transmission shaft (17), the grouting transmission shaft (17) is provided with a slurry channel and a slurry inlet hole (24), and the slurry cavity is communicated with the slurry channel through the slurry inlet hole (24);
the grouting device is characterized in that the grouting transmission shaft (17) is provided with a helical blade, and when the grouting transmission shaft (17) rotates, slurry is stirred and the pressure of the slurry entering the slurry inlet hole (24) is ensured.
2. The anchor bolt wrench (102) according to claim 1, wherein the helical blades are respectively arranged on both sides of the slurry inlet hole (24) in the axial direction of the slurry injection transmission shaft (17), and the helical blades on both sides of the slurry inlet hole (24) have opposite rotation directions.
3. The anchor bolt wrench (102) according to claim 1, wherein the grouting drive shaft (17) is further provided with annular plates, and the helical blades and the annular plates are respectively arranged on two sides of the grout inlet hole (24) in the axial direction of the grouting drive shaft (17).
4. The anchor bolt wrench (102) according to claim 1, 2 or 3, wherein the anchor bolt wrench (102) comprises a driving device, one end of the grouting drive shaft (17) is connected with a drive shaft of the driving device through a coupling (13), two brackets are arranged on the sliding seat, the drive shaft of the driving device is rotatably assembled on one bracket, and the shell (16) is supported on the other bracket.
5. The anchor bolt wrench (102) according to claim 1, 2 or 3, wherein the housing (16) is provided with grouting ports (15), and the number of grouting ports (15) is two.
6. The rock bolt wrench (102) of claim 1, 2 or 3, wherein the housing (16) is provided with a pressure sensor (14).
7. The anchor bolt wrench (102) according to claim 1, 2 or 3, wherein at least two of the grout inlet holes (24) are arranged at intervals in the circumferential direction of the grouting drive shaft (17).
8. The anchor bolt wrench (102) of claim 1, 2 or 3, wherein the grout inlet hole (24) is a waist circular hole extending axially along the grouting drive shaft (17).
9. The anchor rod wrench (102) according to claim 1, 2 or 3, wherein the sliding seat comprises a first sliding plate (19) and a second sliding plate (20), the second sliding plate is slidably mounted on the feed beam (101), the first sliding plate (19) is slidably mounted on the second sliding plate (20), the wrench body is fixedly arranged on the first sliding plate (19), and a reversing cylinder (22) is arranged between the first sliding plate (19) and the second sliding plate (20).
10. Anchor beam comprising a feed beam (101) and an anchor wrench (102), characterized in that the anchor wrench (102) is an anchor wrench (102) according to any one of claims 1 to 9.
11. The anchor beam according to claim 10, characterized in that the push beam (101) is provided with a manipulator (107) and an anchor magazine (108) on both sides, respectively, the manipulator (107) being adapted to grab the anchors in the anchor magazine (108) above the push beam (101).
12. The anchor beam as claimed in claim 10, wherein the anchor bolt wrench (102) is provided with an anchor bolt mounting tool (103) on a grouting drive shaft (17).
13. The anchor beam according to claim 10, characterized in that the feed beam (101) is further provided with a clamping bar arrangement (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110625423.2A CN113530582A (en) | 2021-06-04 | 2021-06-04 | Anchor rod beam and anchor rod wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110625423.2A CN113530582A (en) | 2021-06-04 | 2021-06-04 | Anchor rod beam and anchor rod wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113530582A true CN113530582A (en) | 2021-10-22 |
Family
ID=78095166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110625423.2A Pending CN113530582A (en) | 2021-06-04 | 2021-06-04 | Anchor rod beam and anchor rod wrench |
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| Country | Link |
|---|---|
| CN (1) | CN113530582A (en) |
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| SU889462A2 (en) * | 1980-04-04 | 1981-12-15 | Всесоюзный Научно-Исследовательский Институт Машин Для Производства Синтетических Волокон | Extruder-mixer for polymeric materials |
| CN207791896U (en) * | 2017-12-29 | 2018-08-31 | 新乡市振英机械设备有限公司 | A kind of screw conveyor of anti-clogging multiple entry |
| CN109339053A (en) * | 2018-11-12 | 2019-02-15 | 檀煜 | A kind of bridge Grouting Pipe |
| CN109838257A (en) * | 2019-01-30 | 2019-06-04 | 中国铁建重工集团有限公司 | A kind of anchor dispensing device and its construction for rock bolting jumbo |
| CN212867601U (en) * | 2020-06-11 | 2021-04-02 | 中铁工程装备集团隧道设备制造有限公司 | Shell stock installation device rises |
| CN112627870A (en) * | 2020-12-21 | 2021-04-09 | 浙江志高机械股份有限公司 | Hollow grouting anchor rod rotary head |
| CN212958450U (en) * | 2020-09-04 | 2021-04-13 | 洪玲玲 | Drilling equipment for mine blasting |
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2021
- 2021-06-04 CN CN202110625423.2A patent/CN113530582A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU889462A2 (en) * | 1980-04-04 | 1981-12-15 | Всесоюзный Научно-Исследовательский Институт Машин Для Производства Синтетических Волокон | Extruder-mixer for polymeric materials |
| CN207791896U (en) * | 2017-12-29 | 2018-08-31 | 新乡市振英机械设备有限公司 | A kind of screw conveyor of anti-clogging multiple entry |
| CN109339053A (en) * | 2018-11-12 | 2019-02-15 | 檀煜 | A kind of bridge Grouting Pipe |
| CN109838257A (en) * | 2019-01-30 | 2019-06-04 | 中国铁建重工集团有限公司 | A kind of anchor dispensing device and its construction for rock bolting jumbo |
| CN212867601U (en) * | 2020-06-11 | 2021-04-02 | 中铁工程装备集团隧道设备制造有限公司 | Shell stock installation device rises |
| CN212958450U (en) * | 2020-09-04 | 2021-04-13 | 洪玲玲 | Drilling equipment for mine blasting |
| CN112627870A (en) * | 2020-12-21 | 2021-04-09 | 浙江志高机械股份有限公司 | Hollow grouting anchor rod rotary head |
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