CN219388380U - Spiral blade type ground screw - Google Patents

Abstract

The utility model discloses a spiral blade type ground screw, and relates to the technical field of ground screws. The spiral vane type ground screw comprises a drill bit and a reinforcing mechanism, wherein the spiral vane is arranged on the outer wall of the drill bit in a fixed mode, the reinforcing mechanism comprises a driving assembly, a stabilizing assembly and a limiting assembly, the driving assembly is arranged on the drill bit, the stabilizing assembly and the limiting assembly are connected with the driving assembly, the driving assembly can drive the stabilizing assembly to transversely move relative to the drill bit, and the limiting assembly can limit the driving assembly. This spiral vane type ground screw uses through the cooperation of two-way threaded rod, guide bar, round handle, riser, ground plug, stop collar A, stop collar B, connecting rod, spring and fixture block for the ground screw not only can vertically insert fixedly in the soil layer, can also further transversely extend after inserting the soil layer, increases the area of contact with the soil layer, has strengthened the bearing capacity of ground screw.

Description

Spiral blade type ground screw

Technical Field

The utility model relates to the technical field of ground screws, in particular to a spiral blade type ground screw.

Background

The utility model discloses a ground screw with a number of CN206129826U, in particular to a plum blossom spiral vane type ground screw, which is provided with a steel pipe, the front end of the steel pipe is provided with a cone drill bit, the rear end of the steel pipe is provided with a flange plate which is connected with a ground foundation, the steel pipe or the cone drill bit is provided with a spiral vane, the spiral vane consists of an upper spiral vane and a lower spiral vane, the distance between the upper spiral vane and the lower spiral vane is an integral multiple of the pitch of the spiral vane, the peripheries of the upper spiral vane and the lower spiral vane are respectively provided with crescent notches at intervals, and the edges of the upper spiral vane and the lower spiral vane are provided with oblique blades, and the utility model has the beneficial effects that: according to the utility model, the crescent notches are arranged on the spiral blades, so that sundries such as broken stones in a soil layer can be moved away, the resistance of the sundries such as broken stones to installation is reduced, the use efficiency and the use range of the ground screw are improved, the edges of the spiral blades are inclined, and the resistance of the soil layer to the spiral blades is reduced.

Above-mentioned ground screw is owing to be equipped with crescent breach on the helical blade for helical blade and soil layer's area of contact reduce, leads to the ground screw to sink easily after the screw in is softer soil layer, and holistic fastness and stability are relatively poor, thereby reduce the life of later stage building, security when reducing its use.

Disclosure of Invention

The utility model aims to provide a spiral blade type ground screw which can solve the problem that the ground screw is poor in firmness and stability.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spiral vane type ground screw, includes drill bit and strengthening mechanism, and the outer wall fixed cover of drill bit is equipped with helical vane, and strengthening mechanism is including setting up drive assembly, stable subassembly and the spacing subassembly on the drill bit, and stable subassembly and spacing subassembly all are connected with drive assembly, and drive assembly can drive stable subassembly and carry out lateral movement for the drill bit, and spacing subassembly can carry out spacingly to drive assembly.

Preferably, the top of the drill bit is fixedly provided with a mounting plate, so that ground screws are connected with the pile driver through the mounting plate.

Preferably, the inside of drill bit has seted up the cavity, and the round mouth has all been seted up to the both sides of drill bit, inserts in the soil layer through round mouth conveniently.

Preferably, the driving assembly comprises a bidirectional threaded rod, a guide rod and a round handle, wherein two ends of the bidirectional threaded rod are respectively and rotatably installed with the adjacent inner walls of the cavity, one end of the bidirectional threaded rod penetrates through the drill bit and is fixedly connected with the outer wall of one side of the round handle, and two ends of the guide rod are respectively and fixedly connected with the adjacent inner walls of the cavity;

the stabilizing assembly comprises a vertical plate, a ground plug and a limiting sleeve A, wherein the vertical plate is arranged on a bidirectional threaded rod and a guide rod, one side outer wall of the vertical plate is fixedly connected with one end of the ground plug, the limiting sleeve A is inserted into the outer wall of the ground plug, and one side outer wall of the limiting sleeve A is fixedly installed with one side inner wall of the cavity;

the limiting assembly comprises a limiting sleeve B, a connecting rod, a spring and a clamping block, wherein the outer wall of one side of the limiting sleeve B is fixedly connected with the outer wall of the drill bit, the limiting sleeve B and the spring are both inserted into the outer wall of the connecting rod, one end of the spring is fixedly connected with the bottom of the limiting sleeve B, the other end of the spring is fixedly connected with the outer wall of the connecting rod, the contact area with a soil layer is increased, the bearing capacity of a ground screw is enhanced, and the probability of sinking in the use process is effectively reduced.

Preferably, one end fixedly connected with diaphragm of connecting rod, the staff of being convenient for drives two sets of connecting rods through the diaphragm and does vertical motion.

Preferably, the round handle is provided with a thread groove matched with the bidirectional threaded rod, the round handle is in threaded installation with the bidirectional threaded rod, and the round handle is in sliding installation with the guide rod, so that the ground screw can be vertically inserted and fixed in the soil layer and can be further transversely extended after being inserted into the soil layer.

Preferably, the draw-in groove has been seted up at the top of round handle, and the fixture block is installed to the inside joint of draw-in groove, and the top of fixture block and the other end fixed connection of connecting rod can be spacing to round handle, the effectual fastness after having improved ground screw in soil layer has increased holistic stability.

Compared with the prior art, the utility model has the beneficial effects that: this spiral vane type ground screw uses through the cooperation of two-way threaded rod, the guide bar, the round handle, the riser, insert with the ground, stop collar A, stop collar B, the connecting rod, spring and fixture block for ground screw not only can vertically insert fixedly in the soil layer, can also further transversely extend after inserting the soil layer, increase the area of contact with the soil layer, the bearing capacity of ground screw has been strengthened, can effectually reduce the probability that takes place to sink in the in-process of using, the effectual fastness after the ground screw in soil layer has been improved, holistic stability has been increased, the life in building later stage is prolonged, the security when improving its use, practicality and flexibility are high, do benefit to popularization and use.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is an enlarged view of the portion A of the present utility model;

FIG. 3 is an enlarged view of section B of the present utility model;

fig. 4 is a front view of the present utility model.

Reference numerals: 1. a drill bit; 2. a helical blade; 3. a two-way threaded rod; 4. a guide rod; 5. a round handle; 6. a riser; 7. performing ground insertion; 8. a limit sleeve A; 9. a limit sleeve B; 10. a connecting rod; 11. a spring; 12. and (5) clamping blocks.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a spiral vane type ground screw, including drill bit 1 and strengthening mechanism, the outer wall fixed cover of drill bit 1 is equipped with helical vane 2, strengthening mechanism includes the drive assembly who sets up on drill bit 1, stabilizing assembly and spacing subassembly all are connected with drive assembly, drive assembly can drive stabilizing assembly subassembly and carry out lateral movement for drill bit 1, spacing subassembly can carry out spacing to drive assembly, the top fixed mounting of drill bit 1 has the mounting panel, the cavity has been seted up in the inside of drill bit 1, round mouth has all been seted up to the both sides of drill bit 1, drive assembly includes two-way threaded rod 3, guide bar 4 and round handle 5, the both ends of two-way threaded rod 3 rotate with the adjacent inner wall of cavity respectively and install and one end of two-way threaded rod 3 runs through drill bit 1 and with one side outer wall fixed connection of round handle 5, the both ends of guide bar 4 are with the adjacent inner wall fixed connection of cavity respectively, the stabilizing component comprises a vertical plate 6, a ground plug 7 and a limiting sleeve A8, wherein the vertical plate 6 is arranged on a bidirectional threaded rod 3 and a guide rod 4, one side outer wall of the vertical plate 6 is fixedly connected with one end of the ground plug 7, the limiting sleeve A8 is inserted into the outer wall of the ground plug 7, one side outer wall of the limiting sleeve A8 is fixedly arranged with one side inner wall of a cavity, the limiting component comprises a limiting sleeve B9, a connecting rod 10, a spring 11 and a clamping block 12, one side outer wall of the limiting sleeve B9 is fixedly connected with the outer wall of a drill bit 1, the limiting sleeve B9 and the spring 11 are both inserted into the outer wall of the connecting rod 10, one end of the spring 11 is fixedly connected with the bottom of the limiting sleeve B9, the other end of the spring 11 is fixedly connected with the outer wall of the connecting rod 10, a transverse plate is fixedly connected with one end of the connecting rod 10, after the drill bit 1 is screwed into a soil layer, workers drive two groups of connecting rods 10 to do back-to-back movement through the transverse plate, the two sets of connecting rods 10 drive two sets of fixture blocks 12 to do back to back motion, until after two sets of fixture blocks 12 leave two sets of draw-in grooves respectively, rotate stop collar A8, stop collar A8 drives bi-directional threaded rod 3 and rotates, bi-directional threaded rod 3 drives two sets of risers 6 and do back to back motion, riser 6 drives ground and inserts 7 and carry out lateral movement, until ground inserts 7 and inserts the soil layer through the round mouth, at this moment, the inside that drives fixture block 12 card into the draw-in groove is the same reason, and the elasticity of spring 11 can drive fixture block 12 and draw-in groove block more inseparable, thereby accomplish spacing to round handle 5, the effectual fastness after the ground screw in soil layer that has increased holistic stability, lengthen the life in building later stage, the security when improving its use, round handle 5 has seted up with bi-directional threaded rod 3 assorted screw groove, round handle 5 and bi-directional threaded rod 3 screw thread mount, round handle 5 and guide bar 4 slidable mounting, the draw-in groove has been seted up at the top of round handle 5, fixture block 12 is installed to the inside block of draw-in groove, the top and the other end fixed connection of fixture block 12 and connecting rod 10.

Working principle: after the drill bit 1 is screwed into a soil layer, a worker drives the two groups of connecting rods 10 to do back-to-back movement through the transverse plates, the two groups of connecting rods 10 drive the two groups of clamping blocks 12 to do back-to-back movement until the two groups of clamping blocks 12 leave the two groups of clamping grooves respectively, the limiting sleeve A8 is rotated, the limiting sleeve A8 drives the bidirectional threaded rod 3 to rotate, the bidirectional threaded rod 3 drives the two groups of vertical plates 6 to do back-to-back movement, the vertical plates 6 drive the ground plug 7 to do transverse movement until the ground plug 7 passes through the round opening to be inserted into the soil layer, the clamping blocks 12 are driven to be clamped into the clamping grooves by the same principle, and the elastic force of the spring 11 drives the clamping blocks 12 to be clamped with the clamping grooves more tightly, so that the limit of the round handle 5 is completed.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (7)

1. A spiral blade-type ground screw, comprising:

the outer wall of the drill bit (1) is fixedly sleeved with a helical blade (2);

the reinforcing mechanism comprises a driving assembly, a stabilizing assembly and a limiting assembly, wherein the driving assembly, the stabilizing assembly and the limiting assembly are arranged on the drill bit (1), the stabilizing assembly and the limiting assembly are connected with the driving assembly, the driving assembly can drive the stabilizing assembly to transversely move relative to the drill bit (1), and the limiting assembly can limit the driving assembly.

2. A spiral blade-type ground screw as recited in claim 1, wherein: the top of the drill bit (1) is fixedly provided with a mounting plate.

3. A spiral blade-type ground screw as recited in claim 2, wherein: the inside of drill bit (1) has seted up the cavity, and round mouth has all been seted up to the both sides of drill bit (1).

4. A spiral blade-type ground screw as recited in claim 3, wherein: the driving assembly comprises a bidirectional threaded rod (3), a guide rod (4) and a round handle (5), wherein two ends of the bidirectional threaded rod (3) are respectively and rotatably installed with the adjacent inner walls of the cavity, one end of the bidirectional threaded rod (3) penetrates through the drill bit (1) and is fixedly connected with one side outer wall of the round handle (5), and two ends of the guide rod (4) are respectively and fixedly connected with the adjacent inner walls of the cavity;

the stabilizing assembly comprises a vertical plate (6), a ground plug (7) and a limit sleeve A (8), wherein the vertical plate (6) is arranged on a bidirectional threaded rod (3) and a guide rod (4), one side outer wall of the vertical plate (6) is fixedly connected with one end of the ground plug (7), the limit sleeve A (8) is inserted into the outer wall of the ground plug (7), and one side outer wall of the limit sleeve A (8) is fixedly installed with one side inner wall of the cavity;

the limiting assembly comprises a limiting sleeve B (9), a connecting rod (10), a spring (11) and a clamping block (12), wherein the outer wall of one side of the limiting sleeve B (9) is fixedly connected with the outer wall of the drill bit (1), the limiting sleeve B (9) and the spring (11) are both inserted into the outer wall of the connecting rod (10), one end of the spring (11) is fixedly connected with the bottom of the limiting sleeve B (9), and the other end of the spring (11) is fixedly connected with the outer wall of the connecting rod (10).

5. A spiral blade-type ground screw as recited in claim 4, wherein: one end of the connecting rod (10) is fixedly connected with a transverse plate.

6. A spiral blade-type ground screw as defined in claim 5, wherein: the round handle (5) is provided with a thread groove matched with the bidirectional threaded rod (3), the round handle (5) is in threaded installation with the bidirectional threaded rod (3), and the round handle (5) is in sliding installation with the guide rod (4).

7. A spiral blade-type ground screw as recited in claim 6, wherein: clamping grooves are formed in the tops of the round handles (5), clamping blocks (12) are mounted in the clamping grooves in a clamping mode, and the tops of the clamping blocks (12) are fixedly connected with the other ends of the connecting rods (10).