CN110410122A - A kind of grouting device - Google Patents
A kind of grouting device Download PDFInfo
- Publication number
- CN110410122A CN110410122A CN201910804726.3A CN201910804726A CN110410122A CN 110410122 A CN110410122 A CN 110410122A CN 201910804726 A CN201910804726 A CN 201910804726A CN 110410122 A CN110410122 A CN 110410122A
- Authority
- CN
- China
- Prior art keywords
- slip casting
- conversion head
- extension bar
- inner sleeve
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007569 slipcasting Methods 0.000 claims abstract description 208
- 238000006243 chemical reaction Methods 0.000 claims abstract description 123
- 238000003032 molecular docking Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 11
- 239000002002 slurry Substances 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 16
- 238000005553 drilling Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000012858 resilient material Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E21D20/028—Devices or accesories for injecting a grouting liquid in a bore-hole
Landscapes
- 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)
- Joining Of Building Structures In Genera (AREA)
- Piles And Underground Anchors (AREA)
Abstract
A kind of grouting device, including bottom bracket, upper bracket, head driving apparatus is converted to extension bar, docking rod driving device, slip casting conversion head, slip casting, bottom bracket fixes with upper bracket；Docking rod driving device is mounted on the bottom bracket, and driving rotates extension bar；The slip casting conversion head is movable to be mounted in the upper bracket, can be rotated relative to the upper bracket；The slip casting conversion head driving apparatus is mounted in the upper bracket, and it is connect with the slip casting conversion head, for driving the slip casting conversion head to rotate, make the slip casting conversion head in the switching between the first position docked to extension bar and the second position separated with to extension bar.The present invention is not necessarily to integral replacing construction equipment in more narrow working space, and make grouting operation and other processes is connected and cooperate smoothness, and each equipment connects smooth, has also carried out buffer protection to equipment.
Description
Technical field
This patent disclosure relates generally to construction equipment fields, more particularly, to a kind of multi-functional grouting device.
Background technique
For the stabilization for guaranteeing tunnel excavation working face, need to carry out tunnel vault part reinforcing and advance support,
And carry out grouting and reinforcing.It is infused currently, grouting operation generallys use to be mounted on grouted anchor bar after Grouting Pipe connection ball valve
Slurry, and when manually determining grouting amount abundance, ball valve is turned off manually to stop slip casting.Entire grouting operation process needs artificial ginseng
With, not only inefficiency, and it is time-consuming and laborious
The general flow of construction is drilling anchor rod aperture, installation anchor pole, slip casting.Wherein, the process for installing anchor pole can be by machinery
Equipment is completed, and then mechanical equipment concedes construction location, and the grouting port of grouting device is manually directed at bolthole, the two connection
Afterwards, artificial grouting operation is carried out.This cumbersome construction procedure greatly reduces the efficiency of construction.In addition, slip casting process needs
Guarantee that the sealing state of the junction of grouting port and anchor pole is good, manual operation is difficult to stable guarantee airtight quality, is easy to make
It is revealed at slip casting.
Further, since constructing tunnel, the space of construction site is limited, due to the property of construction, the usual volume of construction equipment
It is larger, move mechanical equipment inconvenience.
Therefore, how better grouting device is provided, ties the other processes such as slip casting and installation anchor pole, drilling organically
It closes, is a problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of grouting devices, enable the other processes such as slip casting and installation anchor pole, drilling
It organically combines, reduces or reduce because of inconvenient problem of constructing caused by constantly moving mechanical equipment.
In order to solve above-mentioned purpose, the present invention provides a kind of grouting device, including bottom bracket 1, upper bracket 2, docking
Head driving apparatus 6 is converted in bar 3, docking rod driving device 4, slip casting conversion head 5, slip casting, and the bottom bracket 1 is described for installing
To extension bar 3 and docking rod driving device 4；The upper bracket 2 is for installing the slip casting conversion head 5 and the driving of slip casting conversion head
Device 6；The upper bracket 2 is mounted on the bottom bracket 1, and front end extends forwards；The rear end to extension bar 3 with
The docking rod driving device 4 is mounted on the bottom bracket 1, the front end to extension bar 3 along the upper bracket 2 to
Preceding extension rotates extension bar 3 by the docking rod driving device 4 driving；The slip casting conversion head 5 is movable to be mounted on described
The front end of portion's bracket 2 is stated the rear side that slip casting conversion head driving apparatus 6 is mounted on the slip casting conversion head 5, is converted with the slip casting
First 5 connection drives the slip casting conversion head 5 to rotate, the slip casting conversion head 5 is made to exist by slip casting conversion head driving apparatus 6
Switching between first position and the second position, in first position, the slip casting conversion head 5 is docked with to extension bar 3, passes through slip casting
Conversion head 5 is to bolt grouting, and in the second position, the slip casting conversion head 5 separates with to extension bar 3, concedes and install on to extension bar 3
The space of other equipment.
According to embodiment of the present invention, the slip casting conversion head 5 includes slip casting end 51 and connecting pin 52, described right
The rear end that connecting pin 52 described in the first engaging tooth 31 is located at the slip casting conversion head 5, the connection are formed on the front end of extension bar 3
52 end faces are held to be formed with the second engaging tooth 521, for engaging with first engaging tooth 31；The slip casting end 51 is located at the note
The front end of conversion head 5 is starched, the end at the slip casting end 51 is the cylindrical shape of recess, carries out slip casting for being inserted into inside anchor pole.
According to embodiment of the present invention, the end at the slip casting end 51 is formed with the internal screw thread with anchor pole connection
Hole 512 and horn mouth 511 open outward, the internal thread hole are connect with 511 bottom of horn mouth, the internal screw thread and institute
The center line for stating horn mouth 511 on the same line, is guiding with the bell-mouth structure of air 511, makes the anchor pole automatically and institute
State screw thread centering.
According to embodiment of the present invention, the slip casting conversion head 5 includes inner sleeve 54 and housing 53, the housing 53
It is rotatably connect with the upper bracket 2, the mobilizable inside for being sheathed on the housing 53 of inner sleeve 54,53, the housing
In the side at slip casting end 51 include slip casting connector 531, for connecting grouting pipeline；The housing 53 is located at the interior of slip casting end 51
Surface corresponds to the position of the slip casting connector 531, is formed with cricoid slip casting accommodating chamber 532；The inner sleeve 54 is located at note
The part at slurry end 51 is provided with slurry-feeding hole 541, and the position of slurry-feeding hole 541 corresponds to the slip casting accommodating chamber 532, with the slip casting
Connector 531 is connected to, and it is hollow structure that inner sleeve 54, which is located at 51 part of slip casting end including at least the part of slurry-feeding hole 541,.
According to embodiment of the present invention, the width of slip casting accommodating chamber 532 in the axial direction and inner sleeve 54 be in the axial direction
Shift motion relative to housing 53 is corresponding, when for making inner sleeve 54 be located at axially different position, keeps slurry-feeding hole 541 and slip casting
Accommodating chamber 532 is connected to.
According to embodiment of the present invention, the housing 53 and inner sleeve 54 are located between the part of the connecting pin 52
Be formed with cushion chamber 533, one end of the cushion chamber 533 is closed by the annular projection for being formed in 54 outside of inner sleeve, the other end by
It is formed in the annular projection closing surveyed in housing 53；Resilient material is accommodated in the cushion chamber 533.
According to embodiment of the present invention, the grouting device further includes swing part 7,7 activity of swing part
It is connected to the end of the upper bracket 2, for making the swing part 7 with the 2 end axis rotation of upper bracket；It is described
Slip casting conversion 6 one end of head driving apparatus is connect with the upper bracket 2, and the other end is connect with the swing part 7, for driving
State the rotation of swing part 7；The swing part 7 is connect with the slip casting conversion head 5, for driving the slip casting conversion head 5 to rotate, into
The switching of row first position and the second position.
According to embodiment of the present invention, the grouting device further includes sealing ring 535, the sealing ring 535
The two sides of the slip casting accommodating chamber 532 are set, between inner sleeve 54 and housing 53, for preventing slip casting from revealing.
According to embodiment of the present invention, first engaging tooth 31 removably connect extension bar 3 with described.
The structure that the slip casting conversion head is carried out to position switching in the present invention, so that in more narrow working space
In, it is not necessarily to integral replacing construction equipment, make grouting operation and other processes is connected and cooperates smoothness；Engaging structure, so that even
Connect it is even closer, separate it is more convenient, be convenient to clean and safeguard.Anchor pole bottom end is oriented to using bell-mouth structure of air, makes to connect
It connects more smoothly.Inner sleeve can avoid anchor pole in bolthole by resistance along axis relative to the slidable structure setting of housing
Lead to anchor pole severe bends, while avoiding receiving mechanical impact force to extension bar, slip casting conversion head and anchor pole and causing equipment damage.
Inner sleeve can be rotated along axis, be ensure that the realization for the mode for engaging or being threadedly coupled between each device, separated and easy to connect.Institute
It states cushion chamber and limits inner sleeve phase sliding stroke, also protect equipment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of grouting device；
Fig. 2 is the outline drawing of slip casting conversion head；
Fig. 3 is the end structure illustration at slip casting end；
Fig. 4 is the schematic diagram of internal structure of slip casting conversion head；
Fig. 5 is the diagrammatic cross-section of connecting pin；And
Fig. 6 is the schematic diagram of sealing structure in slip casting conversion head.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, and reference label refers to the group in the present invention
Part, technology, realizing under appropriate circumstances so as to advantages and features of the invention can be easier to be understood.Following description is pair
The materialization of the claims in the present invention, and other specific implementations not clearly stated relevant to claim also belong to power
The range that benefit requires.
Fig. 1 shows the structure of grouting device of the invention.
As shown in Figure 1, grouting device, including bottom bracket 1, upper bracket 2, to extension bar 3, docking rod driving device 4, note
Starch conversion head 5, head driving apparatus 6 is converted in slip casting.Bottom bracket 1 is for installing to extension bar 3 and docking rod driving device 4, top
Bracket 2 is for installing the slip casting conversion head 5 and slip casting conversion head driving apparatus 6.Upper bracket 2 is mounted on bottom bracket 1,
Front end extends forwards.The rear end of extension bar 3 is mounted on bottom bracket 1 with rod driving device 4 is docked, before extension bar 3
End extends forward along upper bracket 2, connect to the rear end of extension bar 3 with docking rod driving device 4, by docking rod driving device 4
Driving rotates extension bar 3.
The movable front end for being mounted on upper bracket 2 of slip casting conversion head 5, slip casting conversion head driving apparatus 6 are mounted on slip casting
The rear side of conversion head 5 is connect with slip casting conversion head 5, is driven slip casting conversion head 5 to rotate by slip casting conversion head driving apparatus 6, is made to infuse
Starch the switching of conversion head 5 between the first position and the second position.In first position, shown in upper figure as shown in figure 1, slip casting conversion
First 5 dock with to extension bar 3, by slip casting conversion head 5 to bolt grouting (not shown)；In the second position, following figure institute as shown in figure 1
Show, slip casting conversion head 5 is separated with to extension bar 3, is conceded and is installed other equipment on to extension bar 3, such as installation anchor pole, drilling equipment
Space.
In present embodiment, equipment supporter is made of bottom bracket 1 and upper bracket 2, for installing to extension bar 3, slip casting
Head driving apparatus 6 is converted in conversion head 5, docking rod driving device 4 and slip casting, and the relative position between each device is fixed.Bottom branch
Frame 1 and upper bracket 2 as shown in fig. 1, are mutually permanently connected by different components, can also be separately provided.The present invention
It is illustrated in such a way that bottom bracket 1 and upper bracket 2 are mutually permanently connected.
The bottom bracket 1 is fixedly connected with upper bracket 2, and the upper bracket 2 extends forward, with described to extension bar 3
In parallel, so that the slip casting conversion head 5 is located at the top of the upper bracket 2, match with the position to extension bar 3, i.e. institute
Slip casting conversion head 5 is stated when 2 top of upper bracket rotates, when turning to the lower section of the upper bracket 2, just with it is described
It is corresponding to the front end of extension bar 3.
In Fig. 1, upper figure is the position in grouting operation, where slip casting conversion head 5, i.e., the described slip casting conversion head 5 with it is right
The state that extension bar 3 docks, referred to as first position.The following figure is the slip casting conversion head 5 and the state isolated to extension bar 3, referred to as the
Two positions.
When needing grouting operation, the slip casting conversion head 5 the slip casting conversion head driving apparatus 6 driving under, to
To first position, slip casting conversion head 5 docks extension bar 3 with described for lower overturning, meanwhile, the docking rod driving device 4 drives institute
It states and extension bar 3 rotate around the axle center of its own, make tight between the engaging tooth and slip casting conversion head 5 to 3 front of extension bar
Close occlusion forms firm connection.Wherein, slip casting conversion head driving apparatus 6 is described to drive to extension bar using driving devices such as oil cylinders
Dynamic device 4 is using devices such as hydraulic motors.Slip casting conversion head 5 and between extension bar 3 except can be nibbled using end face shown in Fig. 1
It, can also be using threaded connection or other other existing connection types outside conjunction structure is docked.In order to facilitate slip casting conversion
First 5 and to frequently docking and separating between extension bar 3, the preferably mode of end face tooth engaging conformation connection.
When not needing grouting operation, the slip casting conversion head 5 is under the drive of slip casting conversion head driving apparatus 6, overturning
To 2 upside (following figure as shown in figure 1) of upper bracket, is separated with to extension bar 3, so that slip casting conversion head 5 is detached from construction location, to extension bar
3 can be used for other processes, not influence the progress of other processes.
In addition, this structure of the invention additionally provides the mode of two kinds of installation anchor poles, first, installed using to extension bar 3,
Make to connect the tail portion of the front of extension bar 3 and anchor pole, using docking rod driving device 4 drive it is described to extension bar 3 around its own
Axis rotation is tightly engaged or is threadedly coupled with anchor pole tail portion, push ahead it is described to extension bar 3, can be by rockbolt installation to anchor
In rod aperture.Anchor pole tail portion and when being engaging structure to 3 front of extension bar, is connected using engagement system, when being helicitic texture, is adopted
It is threadedly coupled.Second, overturning is and right to horizontal position under the drive of slip casting conversion head driving apparatus 6 by slip casting conversion head 5
The docking fastening of extension bar 3 rotates extension bar 3 under the driving of docking rod driving device 4, make the front end of slip casting conversion head 5 with
The connection of anchor pole tail portion, while promoting to extension bar 3, by rockbolt installation into formed bolthole.It can be according to different anchor poles not
With the connection type of configuration settings anchor pole and slip casting conversion head 5, for example, anchor pole tail portion and the front end of slip casting conversion head 5 can adopt
With engagement and the optional one of mode being threadedly coupled.
Anchor pole refers to grouted anchor bar.
The slip casting conversion head 5 is set as flexibly cutting between the first position and the second position in the present invention
The structure changed, so that being not necessarily to integral replacing construction equipment in more narrow working space, making grouting operation and other processes
Linking and cooperation it is smooth, provide the selection that a variety of working procedures combine for user.In addition, between extension bar 3 and anchor pole, dock
Preferred end face tooth engaging conformation connection between bar 3 and slip casting conversion head 5, so as between extension bar 3 and slip casting conversion head 5 or anchor pole
Connection it is even closer, separate it is more convenient, be conducive to improve construction operation efficiency.
Fig. 2 shows the schematic diagrames of slip casting conversion head.
As shown in Fig. 2, slip casting conversion head 5 includes slip casting end 51 and connecting pin 52, slip casting end 51 is located at slip casting conversion head 5
Front end, for being docked with anchor pole；Connecting pin 52 is located at the rear end of the slip casting conversion head 5, and 52 end face of connecting pin is formed with
Second engaging tooth 521, for being engaged with the first engaging tooth 31.
That is, being attached by the way of the tooth engagement of end face between the first engaging tooth 31 and the second engaging tooth 521.
When needing grouting operation, the overturning of slip casting conversion head 5 is extremely and to the corresponding position of extension bar 3, for example, being to extension bar 3
Horizontal extension, slip casting conversion head 5 are overturn to horizontal position, and the second engaging tooth 521 of connecting pin 52 is engaged with first to extension bar 3
Tooth 31 engages, and the docking driving of rod driving device 4 rotates extension bar 3, stings the first engaging tooth 31 closely with the second engaging tooth 521
It closes, to achieve the purpose that extension bar 3 and slip casting conversion head 5 are docked in connection.At the end of grouting operation, rod driving device is docked
4 drivings rotate backward extension bar 3, to make to be detached between the first engaging tooth 31 and the second engaging tooth 521.
The structure of first engaging tooth 31 and the second engaging tooth 521 can also be using the internal screw thread and external thread structure to match
Substitution, for example, being set as external spiral, the inside spin structure of connecting pin 52 setting and external spiral Corresponding matching to 3 front of extension bar
512, when needing to connect, rotates to extension bar 3, make to screw the external spiral of extension bar 3 and the inside spin of connecting pin 52；It needs to separate
When, it reversely rotates to extension bar 3, makes to screw out the external spiral of extension bar 3 from the inside spin of connecting pin 52, to reach to extension bar 3
With the slip casting conversion head 5 docking and isolated effect.
The preferred engaging structure of the present invention, so that holding in extension bar 3 and the frequent docking of slip casting conversion head 5 and separation process
It is easy to operate, further, since dust and sundries are more in working environment where the present invention, carried out pair using end face tooth engaging conformation
It connects, is convenient to clean and safeguards；And the structure of multi-tooth meshing makes the connection of the two stronger, and power transmitting is more steady.
Fig. 3 shows the end face structure at slip casting conversion head slip casting end.
As shown in figure 3, the end face at slip casting end 51 is formed with internal thread hole 512 and horn mouth 511, horn mouth 511 is formed in
The front end of internal thread hole 512；Internal thread hole 512 with anchor pole for connect, is guiding with horn mouth 511 when connection, make anchor pole oneself
Dynamic and 512 centering of internal thread hole.
In Fig. 3, the part of circle of dotted line is the cutaway enlargement diagram of the end face at the slip casting end 51.
When connecting anchor pole, due to factors such as mechanical oscillation, slip casting conversion head 5 will receive influence with docking for anchor pole.This
Invention uses the structure of horn mouth 511, is oriented to anchor pole bottom end, that is, the position where only needing anchor pole bottom is located at described
In horn mouth, can displacement with from slip casting conversion head 5 to anchor pole, so that anchor pole bottom is progressed into internal thread hole 512, then companion
With the rotation at slip casting end 51, it is tightened, is connected between the internal thread hole at slip casting end 51 and the external spiral of anchor pole bottom.
The internal thread hole 512 at slip casting end 51 also could alternatively be other engagement toothings, and corresponding, anchor pole bottom is also
Corresponding engagement toothing when this scheme is adopted can be with the engaging structure of anchor pole bottom to the engaging structure of extension bar 3
Match, with reach not only can only using to extension bar 3 connect anchor pole carry out anchor pole installation, but also can using make slip casting conversion head 5 and
Anchor pole is attached, and carries out the operation of the installation of anchor pole.
The present invention is oriented to anchor pole bottom end using horn mouth 511, keeps slip casting conversion head 5 and the connection of anchor pole more suitable
Benefit saves the operating time of anchor pole connection process, improves construction efficiency.
Fig. 4 shows the internal structure of slip casting conversion head.
As shown in figure 4, slip casting conversion head 5 includes inner sleeve 54 and housing 53, the outside of housing 53 is provided with set square (pendulum
Dynamic portion) 7, respectively as interconnecting piece, one connect two apex angles of set square 7 with upper bracket 2, another and slip casting conversion head
Driving device 6 connects, and entire slip casting conversion head 5 is rotatably connect with upper bracket 2 by set square 7, and inner sleeve 54 is movable
The inside for being sheathed on housing 53, the side that housing 53 is located at slip casting end 51 is provided with slip casting connector 531, for connecting slip casting
Pipeline；The inner surface that housing 53 is located at slip casting end 51 corresponds to the position of slip casting connector 531, is formed with cricoid slip casting and accommodates
Chamber 532；The part that inner sleeve 54 is located at slip casting end 51 is provided with slurry-feeding hole 541, and the position of slurry-feeding hole 541 corresponds to slip casting accommodating chamber
532, it is connected to slip casting connector 531, it is hollow knot that inner sleeve 54, which is located at 51 part of slip casting end including at least the part of slurry-feeding hole 541,
Structure.
The mobilizable inside for being sheathed on housing 53 of inner sleeve 54 refers to that the inner sleeve 54 can be rotated relative to housing 53, and interior
Set 54 can slide back and forth relative to housing 53 along its axis.At slip casting end 51, slip casting connector 531, slip casting accommodating chamber 532, into
The part that slurry mouth, the hollow parts of inner sleeve 54 and slip casting end 51 are connect with anchor pole forms access, so that slip casting is able to enter anchor
Bar.
In the present invention, inner sleeve 54 can along axis relative to housing 53 slidably, and be arranged between inner sleeve 54 and housing 53
Have buffer structure (following detailed description), therefore, during being connect with anchor pole or slip casting, avoid anchor pole in bolthole by
Resistance leads to anchor pole severe bends, while avoiding receiving mechanical impact force to extension bar 3, slip casting conversion head 5 and anchor pole and causing to set
Standby damage.
This inner sleeve 54 of the present invention can rotate along axis, the structure setting of the fixation of housing 53, with to extension bar 3 with to extension bar
The driving rotation of driving device 4 matches, so that slip casting conversion head 5 and connection, slip casting conversion head 5 and the anchor pole to extension bar 3
It connects smooth.When needing to dock extension bar 3 with slip casting conversion head 5, extension bar 3 is rotated, although inner sleeve 54 is relative to housing 53
Also it is rotating, but due to the frictional force between inner-outer sleeve 53, so that its rotary resistance is greater than the rotary resistance to extension bar 3, thus
Make smoothly to dock extension bar 3 with slip casting conversion head 5.
In the present invention, the setting of slip casting connector 531, slip casting accommodating chamber 532, stock inlet, so that meeting to 3 He of extension bar
On the basis of 5 docking mode of slip casting conversion head, slip casting smoothly can flow into anchor pole from slip casting connector 531 by slip casting end 51.
That is, both having met the demand that equipment room facilitates connection, in turn ensure that slip casting channel is smooth.
According to embodiment of the present invention, the width of slip casting accommodating chamber 532 in the axial direction and inner sleeve 54 be in the axial direction
Shift motion relative to housing 53 is corresponding, when for making inner sleeve 54 be located at axially different position, keeps slurry-feeding hole 541 and slip casting
Accommodating chamber 532 is connected to.
The present invention is defined inner sleeve 54 relative to the sliding stroke in 53 axial direction of housing, makes its stroke and the slip casting
The width of accommodating chamber 532 matches, it is ensured that slip casting access is kept unimpeded.
Buffer structure between following inner sleeve 54 and housing 53 is illustrated.
As shown in figure 5, housing 53 and inner sleeve 54, which are located between the part of connecting pin 52, is formed with cushion chamber 533, cushion chamber
533 one end is closed by the annular projection for being formed in 54 outside of inner sleeve, and the other end is by being formed in the annular projection surveyed in housing 53
Closing；Resilient material is accommodated in cushion chamber 533.
On the one hand the annular projection for being formed in 54 outside of inner sleeve plays the role of the closing cushion chamber 533, another party
Interaction force between face and the elastic material limits inner sleeve 54 relative to the sliding stroke in 53 axial direction of housing.Both
Meet the needs of buffering, it is ensured that the connection of slurry-feeding hole 541 and slip casting accommodating chamber 532.
Elastic material is chosen as the spring of the diversified forms such as helical spring, scroll spring, disc spring.The present invention is preferably spiral
Spring.
When anchor pole is during installation or slip casting, cushion chamber 533 can make slip casting conversion head 5 gradually increase the pressure of anchor pole
Greatly, close connection is gradually formed.The impact force of moment is avoided to lead to anchor pole or related to slip casting conversion head 5 etc. to extension bar 3
The damage for joining equipment, extends the service life of each equipment, moreover it is possible to and keep the connection between slip casting conversion head 5 and anchor pole even closer,
Avoiding slip casting is leakage.In addition, installing anchor pole or during slip casting, anchor pole in bolthole by biggish resistance when,
Buffer unit can provide certain buffer protection, avoid anchor pole severe bends.
Fig. 6 is shown in slip casting conversion head, the structure of sealing structure.
As shown in fig. 6, being provided with sealing ring 535 in slip casting conversion head, sealing ring 535 is located at the two of slip casting accommodating chamber 532
Side, between inner sleeve 54 and housing 53, for preventing slip casting from revealing.
One or more layers can be set in sealing ring 535, make inner sleeve 54 in rotary course and along be displaced axially back and forth when,
It can guarantee to keep sealing state between inner-outer sleeve 53, prevent slurries from revealing.
In addition, sealing ring 535 provides certain resistance to the rotation of the inner sleeve 54, make to extension bar 3 and slip casting conversion head 5
When connection, the revolving speed of inner cylinder is lower than the rotation to extension bar 3, thus make slip casting conversion head 5 with described to the easy to connect of extension bar 3,
Docking is secured；Meanwhile when being separated to extension bar 3 with slip casting conversion head 5, since the sealing ring 535 is to resistance caused by inner sleeve 54,
When so that rotating backward to extension bar 3, inner sleeve 54 is not rotated with it, convenient to separate between extension bar 3 and slip casting conversion head 5.
According to embodiment of the present invention, the first engaging tooth 31 is removably connect with to extension bar 3.It is described to extension bar
Engaging tooth is installed in 3 front end, in the present invention, can be with to extension bar 3 primarily to connect with slip casting conversion head 5 or anchor pole
For other operations, such as drilling, first engaging tooth 31 removably connect extension bar 3 with described, so that can to extension bar 3
To install different connectors, to adapt to different operations, docked from different equipment.In addition, the invention also includes various
The expansion of form makes the slip casting conversion head 5 in drilling rod and the present invention have a similar overturning structure for example, drilling rod, when use
Overturning overturns when not in use to clear position to operating position, makes to switch between multiple equipment, guarantee the feelings of working procedure
Under condition, the time for temporarily changing equipment and manpower are reduced, improves construction efficiency.
The structure that the slip casting conversion head is carried out to position switching in the present invention, so that in more narrow working space
In, it is not necessarily to integral replacing construction equipment, make grouting operation and other processes is connected and cooperates smoothness；Engaging structure, so that even
Connect it is even closer, separate it is more convenient, be convenient to clean and safeguard.Anchor pole bottom end is oriented to using bell-mouth structure of air, makes to connect
It connects more smoothly.Inner sleeve can avoid anchor pole in bolthole by resistance along axis relative to the slidable structure setting of housing
Lead to anchor pole severe bends, while avoiding receiving mechanical impact force to extension bar, slip casting conversion head and anchor pole and causing equipment damage.
Inner sleeve can be rotated along axis, be ensure that the realization for the mode for engaging or being threadedly coupled between each device, separated and easy to connect.Institute
It states cushion chamber and limits inner sleeve phase sliding stroke, also protect equipment.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and this
Field technical staff can be designed alternative embodiment without departing from the scope of the appended claims.In claim
In, any reference symbol between parentheses should not be configured to limitations on claims.
Claims (8)
1. a kind of grouting device, which is characterized in that driven including bottom bracket (1), upper bracket (2), to extension bar (3), to extension bar
Dynamic device (4), slip casting conversion head (5), slip casting conversion head driving apparatus (6),
The bottom bracket (1) is described to extension bar (3) and docking rod driving device (4) for installing；The upper bracket (2) is used
In the installation slip casting conversion head (5) and slip casting conversion head driving apparatus (6)；
The upper bracket (2) is mounted on the bottom bracket (1), and front end extends forwards；
The rear end to extension bar (3) is mounted on the bottom bracket (1) with the rod driving device (4) that docks, described right
The front end of extension bar (3) extends forward along the upper bracket (2), is driven by the docking rod driving device (4) to extension bar (3)
Rotation；
Head driving apparatus is converted in the movable front end for being mounted on the upper bracket (2) of slip casting conversion head (5), the slip casting
(6) it is mounted on the rear side of the slip casting conversion head (5), is connect with the slip casting conversion head (5), is driven by the slip casting conversion head
Device (6) drives slip casting conversion head (5) rotation, makes the slip casting conversion head (5) between the first position and the second position
Switching, in first position, the slip casting conversion head (5) is docked with to extension bar (3), by slip casting conversion head (5) to anchor pole infuse
Slurry, in the second position, the slip casting conversion head (5) separates with to extension bar (3), concedes and install other equipment on to extension bar (3)
Space.
2. grouting device according to claim 1, which is characterized in that the slip casting conversion head (5) includes slip casting end (51)
With connecting pin (52),
The first engaging tooth (31) are formed on the front end to extension bar (3)
The connecting pin (52) is located at the rear end of the slip casting conversion head (5), and connecting pin (52) end face is formed with second and nibbles
It closes tooth (521), for being engaged with first engaging tooth (31)；
The slip casting end (51) is located at the front end of the slip casting conversion head (5), and the end of the slip casting end (51) is the circle of recess
Tubular carries out slip casting for being inserted into inside anchor pole.
3. grouting device according to claim 2, which is characterized in that the end of the slip casting end (51) is formed with and anchor pole
The internal thread hole (512) of connection and horn mouth (511) open outward, the internal thread hole and the horn mouth (511) bottom
Portion's connection, the center line of the internal screw thread and the horn mouth (511) on the same line, with the bell-mouth structure of air (511)
For guiding, make the anchor pole automatically with the screw thread centering.
4. grouting device according to claim 2, which is characterized in that the slip casting conversion head (5) include inner sleeve (54) and
Housing (53),
Be provided with swing part (7) on the housing (53), three tie points of the swing part (7) respectively with the housing
(53), the upper bracket (2), slip casting conversion head driving apparatus (6) connection, the slip casting conversion head (5) pass through the swing
Portion (7) is rotatably connect with the upper bracket (2)；
The movable inside for being sheathed on the housing (53) of inner sleeve (54),
The side that the housing (53) is located at slip casting end (51) is formed with slip casting connector (531), for connecting grouting pipeline；
The inner surface that the housing (53) is located at slip casting end (51) corresponds to the position of the slip casting connector (531), is formed with
Cricoid slip casting accommodating chamber 532；
The part that the inner sleeve (54) is located at slip casting end (51) is provided with slurry-feeding hole (541), and the position of slurry-feeding hole (541) corresponds to
The slip casting accommodating chamber (532) is connected to the slip casting connector (531), and inner sleeve (54) is located at slip casting end (51) part at least
Part comprising slurry-feeding hole (541) is hollow structure.
5. grouting device according to claim 4, which is characterized in that the width of slip casting accommodating chamber (532) in the axial direction with
The shift motion that inner sleeve (54) is axially relative to housing (53) is corresponding, when inner sleeve (54) being made to be located at axially different position, protects
Slurry-feeding hole (541) is held to be connected to slip casting accommodating chamber (532).
6. grouting device according to claim 4, which is characterized in that the housing (53) and inner sleeve (54) are located at the company
It connects and is formed with cushion chamber (533) between the part of end (52),
One end of the cushion chamber (533) is closed by being formed in the annular projection on the outside of inner sleeve (54), and the other end is outer by being formed in
Cover the annular projection closing surveyed in (53)；
Elastic material including accommodating in the cushion chamber (533) comprising spring.
7. grouting device according to claim 4, which is characterized in that it further include sealing ring (535),
The sealing ring (535) is arranged in the two sides of the slip casting accommodating chamber (532), between inner sleeve (54) and housing (53), uses
In preventing slip casting from revealing.
8. grouting device according to claim 1, which is characterized in that first engaging tooth (31) and the second engaging tooth
It (521) is one way engagement structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910804726.3A CN110410122B (en) | 2019-08-28 | 2019-08-28 | Grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910804726.3A CN110410122B (en) | 2019-08-28 | 2019-08-28 | Grouting device |
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| Publication Number | Publication Date |
|---|---|
| CN110410122A true CN110410122A (en) | 2019-11-05 |
| CN110410122B CN110410122B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910804726.3A Active CN110410122B (en) | 2019-08-28 | 2019-08-28 | Grouting device |
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| Country | Link |
|---|---|
| CN (1) | CN110410122B (en) |
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| CN111946372A (en) * | 2020-07-06 | 2020-11-17 | 青岛市地铁六号线有限公司 | Grouting device for high-coagulability grouting material |
| CN113859983A (en) * | 2021-09-27 | 2021-12-31 | 张家口宣化华泰矿冶机械有限公司 | Resin cartridge conveying device |
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| Publication number | Publication date |
|---|---|
| CN110410122B (en) | 2024-05-14 |
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