CN209907378U - Cement mixing pile machine - Google Patents
Cement mixing pile machine Download PDFInfo
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- CN209907378U CN209907378U CN201920395264.XU CN201920395264U CN209907378U CN 209907378 U CN209907378 U CN 209907378U CN 201920395264 U CN201920395264 U CN 201920395264U CN 209907378 U CN209907378 U CN 209907378U
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- cement mixing
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Abstract
The utility model relates to a cement mixing stake machine, which comprises a drilling rig, the rig is including boring the body and drill bit, it has the helical blade who is used for stirring cement to encircle to be fixed with on the brill body, open in the inner wall of the brill body is equipped with the cavity, the cavity and the outside of boring the body is provided with the stirring subassembly, the stirring subassembly is including fixing the motor at cavity top, rotate with the motor and be connected and extend to the cavity bottom and rotate dwang, a plurality of length direction along the dwang of being connected with the inner wall of cavity bottom and rotate the outside axis of rotation and fix the stirring leaf in the axis of rotation that is connected to the length direction of following the dwang, be provided with the drive on the dwang axis of rotation pivoted drive. The utility model discloses the effect that improves rig stirring efficiency has.
Description
Technical Field
The utility model belongs to the technical field of the technique of building construction equipment and specifically relates to a cement mixing stake machine is related to.
Background
The cement mixing pile is used to reinforce saturated soft clay foundation, and cement is used as curing agent to forcibly mix soft soil and curing agent in deep foundation via special mixing machine. The reinforcement depth is usually more than 5m, the dry reinforcement depth is not more than 15m, and the wet reinforcement depth is not more than 20 m. The cement mixing pile is divided into single-shaft, double-shaft and three-shaft mixing piles according to the construction method mainly used. The special mixing machine is called a cement mixing pile machine, and the cement mixing pile machine forcibly mixes cement paste pressed into soft soil with surrounding soft soil by using a rotating mixing blade to form a mud reinforcing body. The action principle of cement and soft soil is that after cement and saturated soft soil are fully mixed, minerals on the surface of cement particles quickly undergo hydrolysis and hydration reactions with water in the saturated soft soil to generate compounds such as calcium hydroxide, hydrous calcium silicate, hydrous calcium aluminate and hydrous calcium ferrite.
At present, chinese utility model patent that bulletin number is CN203834467U discloses a cement stirring stake machine, including fuselage, transmission system and mixing system, the fuselage includes support and pulley, the pulley sets up the below of support, transmission system sets up the top of support, the support supports transmission system, transmission system includes motor, speed reducer, shotcrete pipe, gear box and shaft coupling, the gear box is connected mixing system, mixing system includes the fixed pipe in outside, interior drill pipe and drill bit, interior drill pipe one end with the shotcrete union coupling link up, the interior drill pipe other end with the drill bit is connected, be equipped with the blade on the outside pipe wall of interior drill pipe, the drill bit is spiral helicine drill bit.
The above prior art solutions have the following drawbacks: because the outer drill pipe in the scheme is not provided with the stirring piece, after the cement is sprayed into the pile hole by the guniting pipe, the stirring effect of the outer drill pipe is not ideal, the cement and the soft soil cannot be fully mixed, and certain influence is generated on the quality of the cement pile.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cement stirring stake machine, it has the effect that improves rig stirring efficiency.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a cement mixing stake machine, includes the rig, the rig is including boring the body and drill bit, it is fixed with the helical blade who is used for stirring cement to encircle on the body to bore, set up the cavity in the inner wall of the body of boring, the cavity and the outside of boring the body is provided with the stirring subassembly, the stirring subassembly is including fixing the motor at the cavity top, rotate with the motor and be connected and extend to the cavity bottom and rotate dwang, a plurality of along the length direction distribution of dwang, a plurality of edge of the length direction of dwang and extend to the outside axis of rotation of the body of boring and fix the stirring leaf in the axis of rotation of being connected with the inner wall of cavity bottom, be provided with the drive on the dwa.
Through adopting above-mentioned technical scheme, the starter motor makes the dwang rotate, drive the axis of rotation through drive assembly and rotate, thereby make the stirring leaf rotate, because the drill body itself is in the state of high-speed rotation, thereby drive the revolution of stirring leaf, and the drive of motor drives the rotation of stirring leaf again, the stirring leaf stirs the cement of drill body a week at the in-process of revolution, and the rotation of stirring leaf stirs the cement around the stirring leaf again, thereby the degree of mixing of cement and soft mud has been improved, with this stirring efficiency that has improved the rig.
The utility model discloses further set up to: the transmission assembly comprises a driving bevel gear fixedly sleeved on the rotating rod and a driven bevel gear fixedly sleeved on the rotating shaft and meshed with the driving bevel gear.
Through adopting above-mentioned technical scheme, when the dwang rotated, initiative bevel gear drove driven bevel gear and rotates to drive the axis of rotation and rotate, with this rotation that realizes the stirring leaf, initiative bevel gear and driven bevel gear simple installation, the cost is lower, and transmission effect is good.
The utility model discloses further set up to: offer the confession on the inner wall of cavity the axle mouth of crossing that the axis of rotation was worn to establish, cross the axle mouth with be provided with seal assembly in the axis of rotation, seal assembly including set up ring channel and the fixed connection on the axle mouth inner wall of crossing on the week lateral wall of axis of rotation and with ring channel normal running fit's annular piece.
Through adopting above-mentioned technical scheme, set up the ring channel on the inner wall of crossing the axle mouth, fixed ring block with ring channel normal running fit in the axis of rotation to crossing the gap shutoff between axle mouth and the axis of rotation, avoiding cement to get into the cavity through the gap and glue the part in the cavity, thereby avoid influencing the operation effect of spare part in the cavity.
The utility model discloses further set up to: and a plurality of small holes penetrating through the stirring blades along the thickness direction of the stirring blades are formed in the length direction of the stirring blades.
Through adopting above-mentioned technical scheme, set up the aperture on high-speed pivoted stirring leaf, the aperture has stronger shearing force under high-speed rotation to smash the rubble of mixing in cement and the sludge, thereby improve the effect that cement and sludge mix.
The utility model discloses further set up to: fixedly connected with on the inner wall of cavity with the dwang cover is established the first sleeve of connecting, first sleeve with dwang normal running fit.
Through adopting above-mentioned technical scheme, because the stirring leaf receives the reaction force of cement at the in-process of stirring, on the stirring leaf transmitted reaction force to the dwang, the dwang was avoided receiving reaction force's influence and crooked or take place strong vibration to first telescopic setting to stability when having improved the dwang rotation.
The utility model discloses further set up to: the outer wall of the drill body is fixedly connected with a supporting rod, the end part of the supporting rod is fixedly provided with a second sleeve which is connected with the rotating shaft in a sleeved mode, and the second sleeve is in running fit with the rotating shaft.
Through adopting above-mentioned technical scheme, bracing piece and the telescopic setting of second are used for providing the support for the axis of rotation to avoid the axis of rotation to receive self action of gravity and the tenesmus, with this stability that improves the axis of rotation.
The utility model discloses further set up to: the surface of the helical blade is fixedly connected with pointed ends distributed along the helical direction of the helical blade.
Through adopting above-mentioned technical scheme, at a plurality of cusps of helical blade's spiral direction fixed connection, under the high-speed rotatory drive of helical blade, the setting of cusp has improved the effect that helical blade punctures soil to the brill soil efficiency of drill bit has been strengthened.
The utility model discloses further set up to: and an annular cutter with a tip inclined downwards is fixed on the peripheral side wall of the drill bit in a surrounding manner.
Through adopting above-mentioned technical scheme, encircle fixed annular sword on the week lateral wall of drill bit, when the drill bit descends to the mud, the effect of not hard up mud has been strengthened to the annular sword of high-speed rotation to this time of ingrowing of having shortened the body of boring, thereby improved the efficiency of ingrowing of drill bit.
To sum up, the utility model discloses a beneficial technological effect does:
1. the arrangement of the stirring assembly improves the mixing degree of cement and soft mud, so that the stirring efficiency of the drilling machine is improved;
2. the sealing assembly is arranged to plug a gap between the shaft passing port and the rotating shaft, so that cement is prevented from entering the cavity through the gap and adhering parts in the cavity, and the operation effect of parts in the cavity is prevented from being influenced;
3. the small holes have stronger shearing force under high-speed rotation, thereby crushing the broken stones mixed in the cement and the soft mud, and improving the effect of mixing the cement and the soft mud.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a schematic cross-sectional structure diagram of the present embodiment.
In the figure: 1. a drilling machine; 11. a drill body; 111. a cavity; 112. a shaft passing port; 12. a drill bit; 121. a ring knife; 2. a stirring assembly; 21. a motor; 22. rotating the rod; 23. a rotating shaft; 24. stirring blades; 241. a small hole; 3. a transmission assembly; 31. a drive bevel gear; 32. a driven bevel gear; 4. a seal assembly; 41. an annular groove; 42. a ring block; 5. a helical blade; 51. a tip; 6. a first sleeve; 7. a support bar; 71. a second sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a cement mixing stake machine, including rig 1. The drilling machine 1 comprises a drill body 11 and a drill bit 12. Referring to fig. 2, the drill body 11 is a cylindrical structure, which is hollow and is used for injecting cement; the peripheral side wall of the drill body 11 is fixed with a helical blade 5 in a surrounding way, and the helical blade 5 is used for uniformly stirring cement and soft mud. A plurality of cusps 51 are fixedly connected to the helical blade 5, the cusps 51 are uniformly distributed along the helical direction of the helical blade 5, and the cusps 51 are arranged under the driving of the high-speed rotation of the helical blade 5, so that the effect that the helical blade 5 breaks through soil is improved, and the soil drilling efficiency of the drill bit 12 is enhanced. The drill bit 12 is of a conical configuration with the tip facing downward for drilling earth. The side wall of the drill bit 12 is surrounded and fixed with a ring-shaped cutter 121, and the sharp part of the ring-shaped cutter 121 is arranged obliquely downwards. When the drill bit 12 is lowered into the soft mud, the annular cutter 121 rotating at a high speed enhances the effect of loosening the soft mud, thereby shortening the earth-penetrating time of the drill body 11 and improving the earth-penetrating efficiency of the drill bit 12.
Referring to fig. 2, a cavity 111 is formed in an inner wall of the drill body 11, and the cavity 111 is formed along a length direction of the drill body 11. In the cavity 111 and outside the drill body 11, a stirring assembly 2 is arranged, the stirring assembly 2 comprising a motor 21, a rotating rod 22, a rotating shaft 23 and a stirring blade 24. Motor 21 is fixedly connected to the top of cavity 111 for providing power to rotate rotating rod 22. The rotating rod 22 is a circular rod-shaped structure, the top end of the rotating rod is rotatably connected with the motor 21, the bottom of the rotating rod extends to the bottom of the cavity 111 and is rotatably connected with the inner wall of the cavity 111, and the rotating rod 22 is perpendicular to the horizontal plane. The rotating shafts 23 are circular shaft-shaped structures, are arranged parallel to the horizontal plane, and are distributed along the length direction of the rotating rod 22, and are driven by the rotating rod 22 to rotate; one end of the rotary shaft 23 extends to the outside of the drill body 11. The stirring blade 24 has a straight blade-shaped structure, is fixedly connected to one end of the rotating shaft 23 extending to the outside of the drill body 11, and rotates along with the rotating shaft 23. The stirring blade 24 is provided with a plurality of small holes 241, the small holes 241 are distributed along the length direction of the stirring blade 24 and penetrate through the stirring blade 24 along the thickness direction of the stirring blade 24; the small holes 241 have a strong shearing force under high-speed rotation, thereby crushing crushed stones mixed in cement and soft mud, and improving the effect of mixing cement and soft mud.
Referring to fig. 2, the rotating rod 22 and the rotating shaft 23 are provided with a transmission assembly 3, and the transmission assembly 3 includes a driving bevel gear 31 and a driven bevel gear 32. The drive bevel gear 31 is fixed to the rotating lever 22 in a sleeved manner and rotates along with the rotating lever 22. The driven bevel gear 32 is sleeved and fixed on the rotating shaft 23 and meshed with the driving bevel gear 31, so that the driving bevel gear 31 rotates under the driving of the driving bevel gear 31, the rotation of the stirring blades 24 is realized, the driving bevel gear 31 and the driven bevel gear 32 are simple and convenient to install, the cost is low, the transmission principle is simple, and the operation is easy.
Referring to fig. 2, an axial hole 112 is formed in an inner wall of the cavity 111, and the axial hole 112 is communicated with the outside of the drill body 11 and is used for the rotation shaft 23 to pass through. The shaft through opening 112 and the rotating shaft 23 are provided with a sealing assembly 4, and the sealing assembly 4 comprises an annular groove 41 and an annular block 42. The annular groove 41 opens on the inner wall of the spindle opening 112 and surrounds the spindle opening 112 once. The annular block 42 is in the shape of an annular block 42 and is fixedly sleeved on the rotating shaft 23 and is in rotating fit with the annular groove 41. The arrangement of the annular block 42 and the annular groove 41 is used for sealing the gap between the shaft through opening 112 and the rotating shaft 23, so that cement is prevented from entering the cavity 111 through the gap and adhering parts in the cavity 111, and the operation effect of parts in the cavity 111 is prevented from being influenced.
Referring to fig. 2, first sleeve 6 of fixedly connected with on the inner wall of cavity 111, first sleeve 6 has a plurality ofly, and a plurality of first sleeves 6 distribute along the length direction of dwang 22 to establish with dwang 22 cover and be connected, and first sleeve 6 and dwang 22 normal running fit. Because stirring leaf 24 receives the reaction force of cement at the in-process of stirring, stirring leaf 24 transmits reaction force to dwang 22 on, the setting of first sleeve 6 is avoided dwang 22 to receive reaction force's influence and crooked or take place strong vibration to stability when dwang 22 rotates has been improved.
Referring to fig. 2, a support rod 7 is fixedly connected to a side wall of the drill body 11, and the support rod 7 is disposed in an inclined manner and below the rotating shaft 23. The end of the support rod 7 is fixedly connected with a second sleeve 71, and the second sleeve 71 is sleeved with the rotating shaft 23 and is in rotating fit with the rotating shaft 23. The support rod 7 and the second sleeve 71 are arranged to provide support for the rotating shaft 23, so as to prevent the rotating shaft 23 from falling due to its own weight, thereby improving the stability of the rotating shaft 23.
The implementation principle of the embodiment is as follows: the motor 21 is started to rotate the rotating rod 22, the driving bevel gear 31 on the rotating rod 22 drives the driven bevel gear 32 on the rotating shaft 23 to rotate, so that the rotating shaft 23 is driven to rotate, the stirring blades 24 are driven to revolve due to the fact that the drill body 11 is in a high-speed rotating state, the stirring blades 24 are driven to rotate by the driving of the motor 21, the stirring blades 24 stir cement around the drill body 11 in the revolution process, and the cement around the stirring blades 24 is stirred by the rotation of the stirring blades 24, so that the mixing degree of the cement and the soft mud is improved, and the stirring efficiency of the drilling machine 1 is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a cement mixing stake machine, includes rig (1), its characterized in that: the drilling machine (1) comprises a drill body (11) and a drill bit (12), wherein a helical blade (5) for stirring cement is fixed on the drill body (11) in a surrounding manner, a cavity (111) is arranged in the inner wall of the drill body (11), a stirring component (2) is arranged outside the cavity (111) and the drill body (11), the stirring component (2) comprises a motor (21) fixed at the top of the cavity (111), a rotating rod (22) which is rotatably connected with the motor (21) and extends to the bottom of the cavity (111) along the length direction of the cavity (111) and is rotatably connected with the inner wall of the bottom of the cavity (111), a plurality of rotating shafts (23) which are distributed along the length direction of the rotating rod (22) and extend to the outside of the drill body (11), and stirring blades (24) fixed on the rotating shafts (23), the rotating rod (22) is provided with a transmission assembly (3) for driving the rotating shaft (23) to rotate.
2. The cement mixing pile machine according to claim 1, characterized in that: the transmission assembly (3) comprises a driving bevel gear (31) fixedly sleeved on the rotating rod (22) and a driven bevel gear (32) fixedly sleeved on the rotating shaft (23) and meshed with the driving bevel gear (31).
3. The cement mixing pile machine according to claim 1, characterized in that: offer the confession on the inner wall of cavity (111) the axle mouth (112) of crossing that axis of rotation (23) wore to establish, cross axle mouth (112) with be provided with seal assembly (4) on axis of rotation (23), seal assembly (4) including set up ring channel (41) on axle mouth (112) inner wall and fixed connection on the week lateral wall of axis of rotation (23) and with ring channel (41) normal running fit's annular piece (42).
4. The cement mixing pile machine according to claim 1, characterized in that: the length direction of the stirring blade (24) is provided with a plurality of small holes (241) which penetrate through the stirring blade (24) along the thickness direction of the stirring blade (24).
5. The cement mixing pile machine according to claim 1, characterized in that: fixedly connected with on the inner wall of cavity (111) with dwang (22) cover is established first sleeve (6) of connecting, first sleeve (6) with dwang (22) normal running fit.
6. The cement mixing pile machine according to claim 1, characterized in that: the drill is characterized in that a supporting rod (7) is fixedly connected to the outer wall of the drill body (11), a second sleeve (71) connected with the rotating shaft (23) in a sleeved mode is fixed to the end portion of the supporting rod (7), and the second sleeve (71) is matched with the rotating shaft (23) in a rotating mode.
7. The cement mixing pile machine according to claim 1, characterized in that: the surface of the helical blade (5) is fixedly connected with pointed ends (51) distributed along the helical direction of the helical blade (5).
8. The cement mixing pile machine according to claim 1, characterized in that: and an annular cutter (121) with a tip inclined downwards is fixed on the peripheral side wall of the drill bit (12) in a surrounding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920395264.XU CN209907378U (en) | 2019-03-26 | 2019-03-26 | Cement mixing pile machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920395264.XU CN209907378U (en) | 2019-03-26 | 2019-03-26 | Cement mixing pile machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209907378U true CN209907378U (en) | 2020-01-07 |
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ID=69033614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920395264.XU Expired - Fee Related CN209907378U (en) | 2019-03-26 | 2019-03-26 | Cement mixing pile machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209907378U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006036A (en) * | 2021-03-20 | 2021-06-22 | 恒亿集团有限公司 | Construction method of prestressed bamboo joint pipe pile shallow curing composite foundation |
| CN114541361A (en) * | 2022-04-02 | 2022-05-27 | 山东高速工程建设集团有限公司 | Bidirectional stirring device and composite foundation construction method |
| CN115874612A (en) * | 2023-01-29 | 2023-03-31 | 山西冶金岩土工程勘察有限公司 | Bidirectional cement mixing pile machine and drill bit |
-
2019
- 2019-03-26 CN CN201920395264.XU patent/CN209907378U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006036A (en) * | 2021-03-20 | 2021-06-22 | 恒亿集团有限公司 | Construction method of prestressed bamboo joint pipe pile shallow curing composite foundation |
| CN114541361A (en) * | 2022-04-02 | 2022-05-27 | 山东高速工程建设集团有限公司 | Bidirectional stirring device and composite foundation construction method |
| CN115874612A (en) * | 2023-01-29 | 2023-03-31 | 山西冶金岩土工程勘察有限公司 | Bidirectional cement mixing pile machine and drill bit |
| CN115874612B (en) * | 2023-01-29 | 2023-06-09 | 山西冶金岩土工程勘察有限公司 | Bidirectional cement soil mixing pile machine and drill bit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |