Civil engineering marine deposition soft soil cement solidification device

Abstract

The utility model belongs to the technical field of marine deposition soft soil solidification, and discloses a civil engineering marine deposition soft soil cement solidification device which comprises a base table, a lifting adjusting assembly, a rotary driving assembly, a drill rod, a drill bit, drill bit blades, a grouting assembly and a cleaning assembly. A lifting adjusting assembly is installed at one end of the base table, a rotary driving assembly is arranged on the lifting adjusting assembly, a drill rod is connected to the rotary driving assembly, a drill bit is installed at the bottom end of the drill rod, drill bit blades are arranged on the drill rod above the drill bit, and the top of the drill rod is connected with a grouting assembly arranged at the other end of the base table. A cleaning assembly is installed at the position, corresponding to the drill rod, of the base station, and a through hole allowing the drill rod to penetrate through is formed in the base station at the cleaning assembly. The motor is used for driving the scraping plate to rotate, so that attachments adhered to the drill rod can be scraped off, and when the scraping plate rotates, the attachments are thrown out under the action of centrifugal force, the drill rod is prevented from taking away muddy water, and the use of the drill rod is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the marine sediment soft soil solidification technical field, concretely relates to a cement solidification device for marine sediment soft soil of civil engineering. BACKGROUND

[0002] Civil engineering is the general term of civil engineering and construction engineering, which involves building structure, building material, construction technology and many other fields, and the marine sediment soft soil is the soft soil formed under the marine environment, which is mainly composed of fine particle clay and silt and contains certain organic matter, has high natural water content, large pore ratio and high compressibility, and low shear strength. Generally speaking, when the natural pore ratio is greater than 1.0 and the natural water content is greater than the liquid limit, the soft soil can be determined.

[0003] The cement solidification of marine sediment soft soil is a common foundation treatment method, and the cement and soft soil are fully mixed to improve the bearing capacity of the soft soil foundation. The patent with the application number 202222660299.6 discloses a cement mixing pile machine, which comprises a construction platform, the lower surface of the construction platform is welded with four bearing feet, the upper surface of the construction platform and close to the right side are vertically fixed with a side plate, the left side of the side plate is provided with an adjusting mechanism, the lower surface of the construction platform is provided with a cleaning assembly, the cleaning assembly comprises a mud cover fixed on the lower surface of the construction platform, two brush strips are fixed in the mud cover, through the mutual cooperation between the structures in the cleaning assembly, the metal brush is arranged, the adhering matter adhered to the outer side of the drill rod can be cleaned, the normal operation of the drill rod is prevented from being affected by the objects adhered to the outer side of the drill rod, the pile forming effect of the cement mixing pile machine is ensured, the convenience for the next construction is provided, and the practicability of the cement mixing pile machine is improved as a whole.

[0004] However, the above cement mixing pile machine has the following problems in actual use: the adhering matter cleaned by the metal brush is accumulated at the bottom position, is easy to fall on the drill bit, is finally adhered to the drill bit position, and affects the use of the drill bit. Therefore, it is particularly necessary to design a new cement solidification device for marine sediment soft soil of civil engineering. SUMMARY

[0005] The utility model discloses a cement solidification device for marine sediment soft soil of civil engineering, which has the advantages of scraping the adhering matter adhered to the drill rod and throwing it out under the action of centrifugal force, so as to avoid affecting the use of the drill rod and the drill bit.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a cement solidification device for marine sediment soft soil of civil engineering, comprising a base, a lifting adjusting assembly, a rotary driving assembly, a drill rod, a drill bit, a drill bit blade, a grouting assembly and a cleaning assembly, wherein,

[0007] One end of the base is provided with a lifting adjusting assembly, the lifting adjusting assembly is provided with a rotary drive assembly, the rotary drive assembly is connected with a drill rod, the bottom end of the drill rod is provided with a drill bit, the drill rod above the drill bit is provided with a drill bit blade, and the top of the drill rod is connected with a grouting assembly arranged at the other end of the base; the base is provided with a cleaning assembly at a position corresponding to the drill rod, and a through hole is formed in the base at the cleaning assembly to allow the drill rod to pass through.

[0008] Further, the lifting adjusting assembly comprises a second motor, a lead screw, a positioning rod, a lifting block, a mounting table and a portal, the portal is fixed on the base; the second motor is mounted on the portal, the output end of the second motor penetrates through the top of the portal and is connected with the lead screw vertically arranged on the inner side of the portal, and the inner side of the portal is further provided with the positioning rod arranged side by side with the lead screw; the lifting block is sleeved on the lead screw and the positioning rod, the mounting table is horizontally fixed on the lifting block, and a through hole is formed in one end of the mounting table to allow the drill rod to pass through; the rotary drive assembly is mounted on the mounting table.

[0009] Further, the rotary drive assembly comprises a third motor, a driving gear and a driven gear; the third motor is fixedly connected with the mounting table, the motor shaft of the third motor penetrates through the mounting table, and the driving gear is arranged at the end of the motor shaft; the driven gear is fixedly arranged on the drill rod and is in meshing connection with the driving gear; the driven gear is connected with the mounting table through a bearing.

[0010] Further, the grouting assembly comprises a storage container, a feeding pump, a feeding pipe and a rotary joint; the storage container is connected with the feeding pump through a pipeline, the feeding pump is connected to the rotary joint through the feeding pipe, the rotary joint is mounted on the top of the drill rod and is in communication with a feeding channel formed in the drill rod, and a plurality of discharge ports are formed in the side surface of the lower part of the drill rod.

[0011] Further, the cleaning assembly comprises a first motor fixed on the base, a first gear connected with the motor shaft of the first motor, a second gear in meshing connection with the first gear, rotating rods fixedly connected with the first gear and the second gear, scrapers arranged on the rotating rods and a protective shell mounted on the base; one end of the rotating rod penetrates through the protective shell and is arranged in the protective shell together with the scraper, and the rotating rod is in rotating connection with the protective shell.

[0012] Further, the scrapers on each rotating rod are at least three and are uniformly distributed on the rotating rod; a semicircular opening is formed in each of the scrapers to cooperate with the drill rod.

[0013] Further, the bottom end of the lead screw is arranged on the base through a bearing, and the two ends of the positioning rod are connected with the portal and the base respectively.

[0014] Further, the lifting block is in threaded connection with the lead screw and is in sliding connection with the positioning rod.

[0015] Further, the storage container is provided with a stirring mechanism and a feeding opening.

[0016] Further, the drill bit blade is provided with two pieces, which are symmetrically arranged on both sides of the drill rod.

[0017] The utility model discloses the beneficial effect is as follows:

[0018] 1, the utility model discloses a cleaning assembly is set up, utilizes motor drive scraper rotation, can scrape the adhering of drill rod and remove the adhering, and when the scraper rotates, the adhering is thrown under the action of centrifugal force, avoids the drill rod to take away the mud water, and it is favorable to the use of drill rod;

[0019] 2, the utility model discloses a lifting adjusting assembly, rotation drive component, grouting assembly etc. are set up, and when drilling, the cement is mixed with soft soil fully, and it is favorable to marine sediment soft soil cement solidification work. DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the utility model;

[0021] Figure 2 It is the structure schematic diagram of the lifting adjusting assembly of the utility model;

[0022] Figure 3 It is the structure schematic diagram of the lower half section of the utility model drill rod;

[0023] Figure 4 It is the partial structure schematic diagram of the grouting assembly of the utility model;

[0024] Figure 5 It is the partial structure schematic diagram of the cleaning assembly of the utility model. DETAILED DESCRIPTION

[0025] Now, the embodiments of the utility model will be described with reference to the drawings, and those skilled in the art will understand that the following embodiments are only used for illustrating the utility model, and should not be regarded as limiting the scope of the utility model. The specific technology, connection relationship or condition not noted in the embodiments is according to the technology, connection relationship, condition described in the literature in the field or according to the product instruction. The materials, instruments or equipment not noted the manufacturer are all conventional products that can be obtained by purchase.

[0026] In the description of the utility model, it is necessary to explain that, unless there is explicit provision and limitation, the terms "mounting", "connection", "provided with" should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, also can be indirectly connected through the intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model is understood according to the specific circumstances.

[0027] In combination Figures 1-5 As shown in the utility model provides a kind of civil engineering marine sediment soft soil cement solidification device, including base 1, lifting adjustment component 2, rotary drive component 3, drill rod 4, drill bit 5, drill bit blade 6, grouting component 7 and cleaning component 8;Wherein,

[0028] One end of base 1 is equipped with lifting adjustment component 2, lifting adjustment component 2 is equipped with rotary drive component 3, rotary drive component 3 is connected with drill rod 4, drill rod 4 bottom end is equipped with drill bit 5, drill bit 5 upper drill rod 4 is equipped with two drill bit blades 6, two drill bit blades 6 are symmetrically arranged;The top of drill rod 4 is connected with grouting component 7 arranged at the other end of base 1;When drilling drill bit 5, stirring and injecting cement, so that cement and soft soil can be fully mixed, conducive to marine sediment soft soil cement solidification work;Base 1 is equipped with cleaning component 8 at the position corresponding with drill rod 4, and through hole for drill rod 4 to pass through is formed in base 1 at cleaning component 8.

[0029] As Figure 2 Shown, lifting adjustment component 2 includes second motor 201, screw rod 202, positioning rod 203, lifting block 204, mounting table 205 and portal frame 206, portal frame 206 is fixed on base 1;Second motor 201 is installed on portal frame 206, its output end passes through the top of portal frame 206, and is connected with screw rod 202 vertically arranged in the inner side of portal frame 206 (of course, the structure at this place can also be that the top of screw rod 202 passes through portal frame 206, and is connected with the output end of second motor 201 on portal frame 206);The inner side of portal frame 206 is also equipped with positioning rod 203 side by side with screw rod 202;The bottom end of screw rod 202 is arranged on base 1 through bearing, and the two ends of positioning rod 203 are connected with portal frame 206 and base 1 respectively;Lifting block 204 is sleeved on screw rod 202 and positioning rod 203, and is threadedly connected with screw rod 202 and slidably connected with positioning rod 203;Mounting table 205 is horizontally fixed on lifting block 204, and through hole for drill rod 4 to pass through is formed in one end thereof;Rotary drive component 3 is installed on mounting table 205.

[0030] Again referring to Figure 2 Rotary drive component 3 includes third motor 301, driving gear 302 and driven gear 303;Third motor 301 is fixedly connected with mounting table 205, its motor shaft passes through mounting table 205, and driving gear 302 is arranged at the end portion;Driven gear 303 is fixedly arranged on drill rod 4, and is meshingly connected with driving gear 302;Driven gear 303 is connected with mounting table 205 through bearing.

[0031] Figure 3 And Figure 4As shown, the grouting assembly 7 comprises a storage container 701, a feeding pump 702, a feeding pipe 703 and a rotary joint 704; the storage container 701 is connected with the feeding pump 702 through a pipeline, the feeding pump 702 is connected with the rotary joint 704 through the feeding pipe 703, the rotary joint 704 is installed on the top of the drill rod 4 and communicates with a feeding channel 705 formed in the drill rod 4, a plurality of discharge ports 706 are formed on the side of the lower part of the drill rod 4 and communicate with the feeding channel 705; the feeding pump 702 is installed on one side of the storage container 701; the storage container 701 is provided with a stirring mechanism and a feeding port, and the stirring mechanism can avoid cement solidification.

[0032] As shown in Figure 1 and Figure 5 As shown, the cleaning assembly 8 comprises a first motor 801 fixed on the base 1, a first gear 802 connected with the motor shaft of the first motor 801, a second gear 803 meshingly connected with the first gear 802, rotating rods 804 fixedly connected on the first gear 802 and the second gear 803, scrapers 805 arranged on the rotating rods 804 and a protective shell 806 installed on the base 1; one end of the rotating rod 804 penetrates through the protective shell 806 and is arranged in the protective shell 806 together with the scraper 805, so that the mud and water are prevented from splashing upward; the rotating rod 804 is rotationally connected with the protective shell 806; the scraper 805 is driven to rotate by the motor, so that the adhering matters adhered on the drill rod 4 can be scraped off; the scrapers 805 on each rotating rod 804 are at least three and are uniformly distributed on the rotating rod 804; the scrapers 805 are all provided with semicircular openings matched with the drill rod 4; the scrapers 805 on the two rotating rods 804 are distributed identically, when the two symmetrical scrapers 805 are rotated to the horizontal position, the two semicircular openings form a circular hole for the drill rod 4 to pass through.

[0033] The working mode of the utility model is as follows: the third motor 301 of the rotary driving assembly 3 is started, the driving gear 302 drives the driven gear 303 to rotate, so that the drill rod 4 drives the drill bit 5 and the drill bit blade 6 to rotate; the second motor 201 of the lifting adjusting assembly 2 is started, the screw rod 202 rotates, under the limiting action of the thread and the positioning rod 203, the lifting block 204 drives the mounting table 205 to move downward and drives the drill rod 4 to move downward; at the same time, the feeding pump 702 of the grouting assembly 7 is started, the cement slurry in the storage container 701 is discharged from the discharge port 706 through the feeding pump 702, the feeding pipe 703, the rotary joint 704, the feeding channel 705, so that the cement is mixed with the soft soil; when the drill rod 4 is recovered, the first motor 801 of the cleaning assembly 8 is started, the first gear 802 drives the second gear 803 to rotate, and then the rotating rod 804 drives the scraper 805 to rotate, so that the adhering matters adhered on the drill rod 4 can be scraped off, under the rotation of the scraper 805, the adhering matters are thrown out under the action of the centrifugal force, so that the drill rod 4 does not take away the mud and water.

[0034] It is to be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0035] The above description is merely the preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto, and any skilled person in the art can make equivalent replacements or changes to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A civil engineering marine sediment soft soil cement solidification device comprising a base platform (1), characterized in that, Also include lifting adjustment assembly (2), rotary drive assembly (3), drill pipe (4), drill bit (5), drill bit blade (6), grouting assembly (7) and cleaning assembly (8); wherein, One end of the base (1) is provided with lifting adjustment assembly (2), lifting adjustment assembly (2) is provided with rotary drive assembly (3), rotary drive assembly (3) is connected with drill pipe (4), drill pipe (4) bottom end is provided with drill bit (5), drill bit (5) above drill pipe (4) is provided with drill bit blade (6), the top of drill pipe (4) is connected with grouting assembly (7) arranged in the other end of base (1); The corresponding position of base (1) is provided with cleaning assembly (8), the through hole is set up in the base (1) of cleaning assembly (8) for drill pipe (4) to pass through.

2. A marine sediment soft soil cement solidification device for civil engineering according to claim 1, characterized in that, Lifting adjustment assembly (2) includes second motor (201), screw rod (202), positioning rod (203), lifting block (204), mounting table (205) and portal (206), portal (206) is fixed on base (1); Second motor (201) is installed on portal (206), its output end passes through the top of portal (206), and is connected with screw rod (202) vertically arranged in the inner side of portal (206), the inner side of portal (206) is further provided with positioning rod (203) side by side with screw rod (202); Lifting block (204) is sleeved on screw rod (202) and positioning rod (203), mounting table (205) is horizontally fixed on lifting block (204), and a through hole is formed in one end thereof for drill pipe (4) to pass through; Rotary drive assembly (3) is installed on mounting table (205).

3. A marine sediment soft soil cement solidification device for civil engineering according to claim 2, characterized in that, Rotary drive assembly (3) includes third motor (301), driving gear (302) and driven gear (303); Third motor (301) is fixedly connected with mounting table (205), its motor shaft passes through mounting table (205), and driving gear (302) is arranged at the end; Driven gear (303) is fixedly arranged on drill pipe (4), and is engagedly connected with driving gear (302); Driven gear (303) is connected with mounting table (205) through bearing.

4. A marine sediment soft soil cement solidification device for civil engineering according to claim 1, characterized in that, Grouting assembly (7) includes storage container (701), feeding pump (702), feeding pipe (703) and rotary joint (704); Storage container (701) is connected with feeding pump (702) through pipeline, feeding pump (702) is connected to rotary joint (704) through feeding pipe (703), rotary joint (704) is installed on the top of drill pipe (4), and is communicated with the feeding channel (705) formed in drill pipe (4), a plurality of discharge ports (706) are formed in the side surface of the lower part of drill pipe (4).

5. A marine sediment soft soil cement solidification device for civil engineering according to claim 1, characterized in that, The cleaning assembly (8) comprises a first motor (801) fixed on the base (1), a first gear (802) connected with a motor shaft of the first motor (801), a second gear (803) meshingly connected with the first gear (802), rotating rods (804) fixedly connected on the first gear (802) and the second gear (803), scrapers (805) arranged on the rotating rods (804), and a protective shell (806) mounted on the base (1); one end of the rotating rods (804) penetrates through the protective shell (806) and is arranged in the protective shell (806) together with the scrapers (805), and the rotating rods (804) are rotationally connected with the protective shell (806).

6. A marine sediment soft soil cement solidification device for civil engineering according to claim 5, characterized in that, The scrapers (805) on each rotating rod (804) are at least three and are uniformly distributed on the rotating rod (804); and the scrapers (805) are each provided with a semicircular opening matched with the drill rod (4).

7. A marine sediment soft soil cement solidification device for civil engineering according to claim 2, characterized in that, The bottom end of the lead screw (202) is arranged on the base (1) through a bearing, and the two ends of the positioning rod (203) are respectively connected with the gantry (206) and the base (1).

8. A marine sediment soft soil cement solidification device for civil engineering according to claim 2, characterized in that, The lifting block (204) is threadedly connected with the lead screw (202) and is slidingly connected with the positioning rod (203).

9. A marine sediment soft soil cement solidification device for civil engineering according to claim 4, characterized in that, The storage container (701) is provided with a stirring mechanism and a material injection opening.

10. A marine sedimentary soft soil cement solidification device for civil engineering according to claim 1, characterized in that, The drill bit blade (6) is provided with two blades which are symmetrically arranged on both sides of the drill rod (4).

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