CN102359135A - Grooving wall-forming drill bit for underground continuous wall - Google Patents
Grooving wall-forming drill bit for underground continuous wall Download PDFInfo
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- CN102359135A CN102359135A CN2011102735225A CN201110273522A CN102359135A CN 102359135 A CN102359135 A CN 102359135A CN 2011102735225 A CN2011102735225 A CN 2011102735225A CN 201110273522 A CN201110273522 A CN 201110273522A CN 102359135 A CN102359135 A CN 102359135A
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Abstract
The invention discloses a grooving wall-forming drill bit for an underground continuous wall, and the drill bit comprises a wing spread knife board, wherein a ground-drilling drill bit is mounted at the bottom of the wing spread knife board, hole slots are formed on a board body of the wing spread knife board, knife bodies which can rotate up and down are hinged in the hole slots, the knife bodies hinged on the wing spread knife board are distributed on the board body of the wing spread knife board, knife edges extend outward along hinge shafts and upwarp gradually, the parts on the outer sides of each knife body respectively extend to the two sides of the wing spread knife board, the knife bodies are distributed in 2-4 rows at the upper part and lower part in the vertical direction of the axial line of the wing spread knife board, the knife bodies are in unilateral staggered arrangement in the horizontal direction of the axial line of the wing spread knife board, a guide board is mounted on the wing spread knife board, and a vibrator is mounted at the upper part of the wing spread knife board. When the drill bit is adopted for building the underground continuous wall, the knife bodies are in a folded state; when a groove is formed, knife bodies spread wings for expanding the groove, lifting upwards and forming the wall, thereby completing grooving, pouring and wall formation once and further solving the defects in the prior art.
Description
Technical field
The present invention relates to water conservancy construction equipment technology field, is that a kind of diaphragm wall is slotted into the wall drill head.
Background technology
In water conservancy construction and other building operations, small-sized diaphragm wall and special-shaped bearing peg are widely used.In the prior art; Construct the wall-forming device that above-mentioned underground small size diaphragm wall uses; Be to adopt excavation and the unidimensional groove of wall earlier; Slip casting becomes the various device of wall then, and in these equipment, the structure of slotting into the wall drill head directly influences construction of continuous concrete wall method, speed of application and construction quality.Existing drill bit is and the underground fluting of the unidimensional entering of diaphragm wall thickness that the deficiency of this drill bit is: drill bit gets into meets bad ground when underground and is prone to produce and departs from, and consumed energy is higher, contains bad grounds such as gravel for some, and efficiency of construction is extremely low; And become the uniformity of body of wall internal material and compactness lower; Owing to be to underground unidimensional grooving, in the trenching construction process, very easily cause the unreliable or not first-class problem of overlap joint of overlap joint of adjacent workshop section, have a strong impact on the application function of body of wall sometimes.
Summary of the invention
The purpose of this invention is to provide a kind of reliable diaphragm wall and slot into the wall drill head, adopt this drill bit when constructing diaphragm wall, cutter hub is rounding state; During grooving; The cutter hub spademan expands groove and upwards proposes into wall, and make the fluting notes water into wall and once accomplish, thus the deficiency of solution prior art.
The present invention is for realizing above-mentioned purpose, and realize through following technical scheme: a kind of diaphragm wall is slotted into the wall drill head, comprises the spademan knife plate; The bottom of spademan knife plate is fit into the ground drill bit, offers hole slot on the spademan knife plate plate body, the cutter hub that hinge can rotate up and down in the hole slot; The cutter hub that is hinged on the spademan knife plate is distributed on the plate body of spademan knife plate, and blade stretches out along articulated axle and upwarps gradually, and the Outboard Sections of cutter hub stretches to the both sides of spademan knife plate respectively; Cutter hub is distribute up and down 2-4 row of spademan knife plate axis vertical direction; Cutter hub is one-sided in spademan knife plate axis horizontal direction and is staggered, and on the spademan knife plate guide strip is installed, and vibrator is installed on spademan knife plate top.One side of spademan knife plate is offered the first round groove; The opposite side of spademan knife plate is offered the second round groove; The first round groove and second round groove same column about the vertical direction of spademan knife plate axis is arranged, the cutter hub that all is hinged in every round groove, and the first round groove of offering on the spademan knife plate and the bottom surface of the second round groove are horizontal plane; The two sides of hole slot are vertical with the bottom surface, and the end face of hole slot is acclivitous inclined-plane.Spademan knife plate both sides are installed guide strip respectively.The thickness of spademan knife plate is 0.05-0.08 rice, and length is 1.5-2 rice.Be mounted to the wall slurry pipe on the guide strip, the port of export of one-tenth wall slurry pipe is positioned at the top of the drill bit that buries.
Drill bit of the present invention is used for diaphragm wall and once becomes wall, and cutter hub gathering entering is underground owing to having adopted, spademan expands groove and becomes wall upwards to propose to have strengthened the compliance to Different Strata, has reduced power consumption significantly; When containing bad ground constructions such as gravel; Drill bit gets into and is difficult for when underground producing departing from, thereby has increased substantially efficiency of construction and construction quality, and the bad ground etc. of gravel is handled and contained to the ground that is specially adapted to seepage control of dam in the water construction, broken ground building; Because the spademan knife plate is that rectangle and thickness are less; And the large scale guide strip has been installed at two ends, has formed to open the small size groove, and wide guide strip gets into underground characteristics; Simultaneously, be easy to make in each workshop section in construction the overlap joint between the diaphragm wall of formation more reliable, thereby improve the quality of diaphragm wall; And the diaphragm wall internal construction raw material uniformity and compactness are all improved a lot.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention; Accompanying drawing 2 is plan structure sketch mapes of accompanying drawing 1; Accompanying drawing 3 is that A-A analyses and observe the structure for amplifying sketch map in the accompanying drawing 1; Accompanying drawing 4 is drill bit user mode figure of the present invention.
The specific embodiment
Contrast accompanying drawing and embodiment further specify the present invention.
A kind of diaphragm wall of the present invention is slotted into the wall drill head, comprises spademan knife plate 13, and the bottom of spademan knife plate 13 is fit into ground drill bit 17; Offer hole slot on spademan knife plate 13 plate bodys, the cutter hub that hinge can rotate up and down in the hole slot, the cutter hub that is hinged on the spademan knife plate 13 is distributed on the plate body of spademan knife plate 13; Blade stretches out along articulated axle and upwarps gradually; The Outboard Sections of cutter hub stretches to the both sides of spademan knife plate 13 respectively, and cutter hub is distribute up and down 2-4 row of spademan knife plate 13 axis normal directions, and cutter hub is one-sided in spademan knife plate 13 axis horizontal directions and is staggered; Guide strip 18 is installed on the spademan knife plate 13, and vibrator 9 is installed on spademan knife plate 13 tops.
One side of spademan knife plate 13 of the present invention is offered the first round groove 19; The opposite side of spademan knife plate 13 is offered the second round groove 20; The first round groove 19 and the second round groove 20 same column about the vertical direction of spademan knife plate 13 axis is arranged, the cutter hub that all is hinged in every round groove, and the first round groove of offering on the spademan knife plate 13 19 and the bottom surface of the second round groove 20 are horizontal plane; The two sides of hole slot are vertical with the bottom surface, and the end face of hole slot is acclivitous inclined-plane.The first round groove 19 and the second round groove 20 are positioned at same vertical plane.Shown in accompanying drawing 1, accompanying drawing 3; The axis horizontal direction is one-sided is staggered at spademan knife plate 13 for per two round grooves, that is: spademan knife plate 13 1 sides are offered the first round groove 19, and the second round groove 20 is offered in spademan knife plate 13 opposite sides, the first round groove, 19 tops; Cutter hub all is hinged in every round groove; Shown in accompanying drawing 1: the single cutter hub of first row's cutter hub 6 and second row's cutter hub 7 is staggered, that is: the single cutter hub of first row's cutter hub 6 is staggered, and being staggered is to be hinged in a side of spademan knife plate 13 according to a cutter hub; Another cutter hub is hinged and arranges in the order of spademan knife plate 13 opposite sides, and the arrangement of all cutter hubs by that analogy.The single cutter hub of second row's cutter hub 7 is staggered with first row's cutter hub 6 in vertical direction.The first round groove of offering on the spademan knife plate 13 according to the invention 19 and each hole slot bottom surface of the second round groove 20 are horizontal plane, and the two sides of hole slot are vertical with the bottom surface, and the end face of hole slot is acclivitous inclined-plane.The 3rd round groove above the second round groove shown in accompanying drawing 1, accompanying drawing 3 and the structure of the 4th round groove, distribute and with structure such as cutter hub hinge all with the first round groove 19 and the second round groove, 20 described structures and distribute identically, above-mentioned two arrange cutter hubs cuts soil body space in vertical direction and is complementary relationship.Cutter hub blade according to the invention is concave arc shape, and blade stretches out along articulated axle and upwarps gradually.
Drill bit of the present invention is in construction, and when cutter hub travelling with the exhibits on an exhibition tour wing fence plate is advanced into for 13 times when underground, under the resistance of the soil body, cutter hub rotates to spademan knife plate 13 centres along articulated axle and draws in, and at this moment, the blade of cutter hub is attached to the position, inclined-plane of hole slot end face.When cutter hub travelling with the exhibits on an exhibition tour wing fence plate 13 is up; Cutter hub launches to spademan knife plate 13 outsides under the vibrations of himself eccentric gravity, vibrator 9 and soil body drag effect; The bottom that cutter hub links to each other with articulated axle is attached to the position of hole slot bottom surface, and stronger supporting role is played to cutter hub in the hole slot baseplane.
For spademan knife plate 13 is got into when underground, increase its support strength, and make spademan knife plate 13 getting into effects such as keeping non-migration when underground, in spademan knife plate 13 both sides guide strip 18 is installed respectively.
The further scheme of drill bit of the present invention is: vibrator 9 is installed on spademan knife plate 13 tops; The amplitude of vibrator 9 is generally the 2-3 millimeter; Frequency is 500-5000HZ; This structure is convenient to make spademan knife plate 13 to produce vibration when up by underground, the one-tenth wall slurries that make injection with downcut the even mix vibration and extrusion of pulverizing of the soil body by cutter, and then improve the one-tenth wall quality of diaphragm wall.
Spademan knife plate 13 of the present invention adopts Fine Steel Casting iron to make; The cutting edge position of cutter hub adopts carbide alloy to make; The thickness of spademan knife plate 13 is preferably 0.05-0.08 rice; Length is preferably 1.5-2 rice, and size that can a grooving is generally 2 * 0.3 meters, the degree of depth greater than 20 meters, can be applicable to sandy loam, loam and carry secretly to contain the bad grounds such as gravel soil layer of particle diameter less than 0.05m.
Be mounted to wall slurry pipe 8 on the guide strip 18 of the present invention, the port of export of one-tenth wall slurry pipe 8 is positioned at the inboard, arcuation angle, top of slotting drill bit 17.In the construction, become wall slurry pipe 8 arrival ends to be connected with guide rod 21 bottoms, guide rod 21 is a hollow, becomes wall slurries mouth to communicate with flexible pipe 4 one ends that become wall slurries station 14 to be connected and guide rod 21 tops.
Drill bit of the present invention is used for construction of continuous concrete wall, and equipment is moved to the baseline place of diaphragm wall, and crawler type stake machine 1 is broadcasted suspension centre downwards; Unit head 3 is glided along track 2, and it is descending to drive guide rod 21, and the thrust of unit head 3 drives guide rod 21 and spademan knife plate assembly; Under the guiding of the part of guide strip 18, creep into to underground, make spademan knife plate 13 and the drill bit that buries is advanced into the diaphragm wall bottom 17 times; Simultaneously, all cutter hubs that both sides are hinged on the spademan knife plate 13 upwards rotate around articulated axle under the resistance of the soil body, and the concave arc shape blade of cutter hub upper edge is attached on the inclined-plane at hole slot top; Make cutter hub be rounding state to the centre of spademan knife plate 13; Make whole bit body be small size and pierce undergroundly, when having reduced descending resistance, in descending, be difficult for producing skew.Close unit head 3 switches; Start into wall slurries pumping plant 14 to becoming wall slurry pipe 8 ports of export to see slurries off; Vibration on Start-up device 9 switches, the elevator of the crawler type stake machine unit head 3 of upwards slinging reclaims unnecessary slurry wall; When the spademan knife plate by the bottom up reach into the wall design altitude after, at the diaphragm wall body of wall of underground formation first station.When spademan knife plate 13 was up, cutter hub was under the resistance of the vibrations of self eccentric gravity, vibrator 9 and the soil body, and all cutter hubs all rotate around articulated axle and outwards open; Be deployed condition; When cutter hub was up, the cutter hub bottom supporting was on the groove baseplane, and the blade cutting soil of cutter hub is also broken.When spademan knife plate 13 is up, become the wall slurries through becoming in wall slurry pipe 8 input slots, with the soil body that is cut pulverizing under the vibration and extrusion effect of drill bit, cutter hub, form diaphragm wall.
10 is cutter hub first rotating shafts among the figure, the 11st, and cutter hub second rotating shaft, the 16th, slurry wall guide channel.
Claims (5)
1. a diaphragm wall is slotted into the wall drill head; It is characterized in that: comprise spademan knife plate (13), the bottom of spademan knife plate (13) is fit into ground drill bit (17), offers hole slot on spademan knife plate (13) plate body; The cutter hub that hinge can rotate up and down in the hole slot; Spademan knife plate (13) is gone up the cutter hub that is hinged and is distributed on the plate body of spademan knife plate (13), and blade stretches out along articulated axle and upwarps gradually, and the Outboard Sections of cutter hub stretches to the both sides of spademan knife plate (13) respectively; Cutter hub is distribute up and down 2-4 row of spademan knife plate (13) axis normal direction; Cutter hub is one-sided in spademan knife plate (13) axis horizontal direction and is staggered, and spademan knife plate (13) is gone up guide strip (18) is installed, and vibrator (9) is installed on spademan knife plate (13) top.
2. a kind of diaphragm wall according to claim 1 is slotted into the wall drill head; It is characterized in that: a side of spademan knife plate (13) is offered the first round groove (19); The opposite side of spademan knife plate (13) is offered the second round groove (20); The first round groove (19) and the second round groove (20) same column about the vertical direction of spademan knife plate (13) axis is arranged, the cutter hub that all is hinged in every round groove, and the first round groove of offering on the spademan knife plate (13) (19) and the bottom surface of the second round groove (20) are horizontal plane; The two sides of hole slot are vertical with the bottom surface, and the end face of hole slot is acclivitous inclined-plane.
3. a kind of diaphragm wall according to claim 1 is slotted into the wall drill head, it is characterized in that: spademan knife plate (13) both sides are installed guide strip (18) respectively.
4. a kind of diaphragm wall according to claim 1 is slotted into the wall drill head, it is characterized in that: the thickness of spademan knife plate (13) is 0.05-0.08 rice, and length is 1.5-2 rice.
5. a kind of diaphragm wall according to claim 1 is slotted into the wall drill head, it is characterized in that: be mounted to wall slurry pipe (8) on the guide strip (18), the port of export of one-tenth wall slurry pipe (8) is positioned at the top of the drill bit that buries (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110273522 CN102359135B (en) | 2011-09-15 | 2011-09-15 | Grooving wall-forming drill bit for underground continuous wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110273522 CN102359135B (en) | 2011-09-15 | 2011-09-15 | Grooving wall-forming drill bit for underground continuous wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102359135A true CN102359135A (en) | 2012-02-22 |
| CN102359135B CN102359135B (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110273522 Expired - Fee Related CN102359135B (en) | 2011-09-15 | 2011-09-15 | Grooving wall-forming drill bit for underground continuous wall |
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| Country | Link |
|---|---|
| CN (1) | CN102359135B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108265703A (en) * | 2018-02-12 | 2018-07-10 | 江苏地龙重型机械有限公司 | A kind of cutter arrangement for the seamless chute forming machine of thin-walled diaphragm wall |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165161Y (en) * | 1993-07-21 | 1994-05-18 | 万泽仁 | Slurry concrete wall groover |
| JPH07229146A (en) * | 1994-02-17 | 1995-08-29 | Nisshin Shoji Kk | Continuous excavator |
| CN101139913A (en) * | 2007-10-25 | 2008-03-12 | 肖立生 | Underground cut-off wall interlocking type drill hammer |
| CN101812971A (en) * | 2010-03-17 | 2010-08-25 | 上海工程机械厂有限公司 | Combined bit |
| CN202208935U (en) * | 2011-09-15 | 2012-05-02 | 山东省水利科学研究院 | Slotting and wall-forming drill bit for diaphragm wall |
-
2011
- 2011-09-15 CN CN 201110273522 patent/CN102359135B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165161Y (en) * | 1993-07-21 | 1994-05-18 | 万泽仁 | Slurry concrete wall groover |
| JPH07229146A (en) * | 1994-02-17 | 1995-08-29 | Nisshin Shoji Kk | Continuous excavator |
| CN101139913A (en) * | 2007-10-25 | 2008-03-12 | 肖立生 | Underground cut-off wall interlocking type drill hammer |
| CN101812971A (en) * | 2010-03-17 | 2010-08-25 | 上海工程机械厂有限公司 | Combined bit |
| CN202208935U (en) * | 2011-09-15 | 2012-05-02 | 山东省水利科学研究院 | Slotting and wall-forming drill bit for diaphragm wall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108265703A (en) * | 2018-02-12 | 2018-07-10 | 江苏地龙重型机械有限公司 | A kind of cutter arrangement for the seamless chute forming machine of thin-walled diaphragm wall |
| CN108265703B (en) * | 2018-02-12 | 2024-02-23 | 江苏地龙重型机械有限公司 | Cutter device for seamless grooving machine of thin-wall continuous wall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102359135B (en) | 2013-05-08 |
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Granted publication date: 20130508 Termination date: 20150915 |
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