CN217027087U - Concrete pouring equipment - Google Patents

Abstract

The utility model provides a concrete pouring equipment, which relates to the technical field of concrete pouring. The concrete pouring equipment comprises: a rotary drilling rig, a conduit, a protective cylinder and a connecting pipe, the rotary drilling rig comprises a drill bit connecting part, and the connecting pipe A first connection structure is correspondingly provided on the upper end and the drill bit connection part to connect the two; the lower end of the connection part and the upper end of the conduit are correspondingly provided with a second connection structure to connect the two. In the prior art, the pulling out of the protective tube is carried out by using a rotary drilling rig. In this embodiment, the existing rotary drilling rig and conduit are improved. The connection between the rotary drilling rig and the conduit, so as to achieve the purpose of pulling out the conduit and the casing by using the rotary drilling rig. Only one rotary drilling rig can complete the installation and disassembly of the conduit and the casing, which can liberate the truck crane and improve the process. Connection, good economic benefits.

Description

Concrete pouring equipment

technical field

The utility model relates to the technical field of concrete pouring, in particular to a concrete pouring equipment.

Background technique

In the construction of the full-shield occlusal pile, the concrete is poured using a conduit. When the concrete liquid level reaches a certain level, the conduit needs to be removed. At present, a truck crane is usually used to remove and install the conduit.

The specific implementation method is as follows: after the protective casing 300 is removed by a rotary drilling rig (full rotary drilling rig), the guide pipe 200 of the corresponding height needs to be removed. When the hoist is lifted upward, the crescent clip 120 is stuck on the nozzle node of the conduit 200, and drives the conduit 200 to move upward, and the conduit 200 is removed after reaching the position.

The use of a truck crane to lift and remove the conduit must be carried out step by step with the rotary drilling rig pulling the casing, the process connection is poor, the construction time is long, and an additional truck crane is required, resulting in poor economic benefits.

Utility model content

The purpose of the utility model is to provide a concrete pouring equipment, so as to alleviate the technical problems of long construction time and complicated process encountered when the existing conduit and the protective cylinder are removed.

The concrete pouring equipment provided by the embodiment of the present invention includes: a rotary drilling rig, a guide pipe, a protective tube and a connecting pipe, the rotary drilling rig includes a drill bit connecting part, and the upper end of the connecting pipe is correspondingly arranged on the drill bit connecting part There is a first connection structure to connect the two;

The lower end of the connecting portion is provided with a second connection structure corresponding to the upper end of the conduit, so as to connect the two.

Further, the upper end of the connecting pipe is pinned to the connecting portion of the drill bit.

Further, the first connecting structure includes a first pin hole located on the drill bit connecting part, a second pin hole located on the connecting pipe, and a first pin hole and a second pin hole passing through the drill bit connecting part and the drill bit. Connect the locking pin of the pipe pinning.

Further, the conduit and the connecting pipe are threadedly connected.

Further, the second connection structure includes internal threads and external threads on the conduit and the connecting pipe, so that the conduit and the connecting pipe are threadedly connected.

Further, a third connection structure is correspondingly provided on the rotary drilling rig and the casing to connect the two.

Further, the rotary drilling rig is provided with a shroud, and the third connection structure includes through holes respectively located on the shroud and the protective tube, so that the shroud and the protective tube can be locked by a screw locking assembly.

Further, the bottom end of the drill bit connecting portion has a guide structure, and the diameters of the guide structures increase from bottom to top.

Further, the circumferential side surface of the guide structure is a curved surface.

Further, a positioning structure is correspondingly provided on the enclosure plate and the protective sleeve, so that the through holes on the enclosure plate and the protective sleeve are aligned.

The concrete pouring equipment provided by the embodiment of the present invention includes: a rotary drilling rig, a guide pipe, a protective tube and a connecting pipe, the rotary drilling rig includes a drill bit connecting part, and the upper end of the connecting pipe and the drill bit connecting part are correspondingly provided with a first A connection structure is used to connect the two; the lower end of the connection part is provided with a second connection structure corresponding to the upper end of the conduit to connect the two. In the prior art, the pulling out of the protective tube is carried out by using a rotary drilling rig. In this embodiment, the existing rotary drilling rig and conduit are improved. The connection between the rotary drilling rig and the conduit, so as to achieve the purpose of pulling out the conduit and the casing by using the rotary drilling rig. Only one rotary drilling rig can complete the installation and disassembly of the conduit and the casing, which can liberate the truck crane and improve the process. Connection, good economic benefits.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the lifting schematic diagram of the conduit in the prior art;

Fig. 2 is the schematic diagram of the concrete pouring equipment provided by the embodiment of the present utility model;

3 is a schematic diagram of a connecting pipe of a concrete pouring equipment provided by an embodiment of the present invention.

Icon: 110- steel wire rope; 120- crescent card;

200-catheter; 300-protection tube; 310-protrusion;

400-drill connection part; 500-connecting pipe; 510-second pin hole; 520-external thread; 600-lock pin; 710-slot; 800-through hole; 900-enclosure.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIGS. 1-3 , the concrete pouring equipment provided by the embodiment of the present invention includes: a rotary drilling rig, a conduit 200 , a casing 300 and a connecting pipe 500 . The main structure of the rotary drilling rig is in the prior art, and it is a commonly used equipment in the concrete pouring process. In this application, the drill bit connection part 400 of the rotary drilling rig is improved, and the details are as follows:

The rotary drilling rig includes a drill bit connecting part 400, and a first connecting structure is correspondingly provided on the upper end of the connecting pipe 500 and the drill bit connecting part 400 to connect the two; The upper end is correspondingly provided with a second connection structure to connect the two. In the prior art, the protection tube 300 is pulled out by using a rotary drilling rig. In this embodiment, the existing rotary drilling rig and the conduit 200 are improved, relying on the connection with the rotary drilling rig and the conduit 200 respectively. The pipe 500 realizes the connection between the rotary drilling rig and the conduit 200, so as to realize the purpose of pulling out the conduit 200 and the casing 300 by using the rotary drilling rig. Only one rotary drilling machine can complete the installation and installation of the conduit 200 and the casing 300. Dismantling can liberate the car crane, improve the process connection, and have good economic benefits.

The upper end of the connecting pipe 500 and the drill bit connecting part 400 may be connected by means of pin connection. Specifically, the first connection structure may include a first pin hole located on the drill bit connection portion 400 , and the first pin hole extends along the diameter of the drill bit connection portion 400 and penetrates the drill bit connection portion 400 . The second pin holes 510 are symmetrically arranged on the pipe wall of the connecting pipe 500 . Insert the drill bit connection part 400 into the connection pipe 500, align the first pin hole and the second pin hole 510, and finally use the locking pin 600 to penetrate the first pin hole and the second pin hole 510, so as to realize the connection pipe 500 and the drill bit Connection of the connection part 400 .

The conduit 200 and the connecting pipe 500 may be connected by screw threads. Specifically, the second connection structure includes internal threads and external threads 520 located on the conduit 200 and the connecting pipe 500 , so that the conduit 200 and the connecting pipe 500 are threadedly connected.

The installation process of the connecting pipe 500 is as follows: first, connect the connecting pipe 500 to the upper port of the conduit 200 by screwing together; then, move the rotary drill bit connecting part 400 to align the first pin hole and the second pin hole 510, and use a lock The pin 600 is inserted into the hole to realize the connection between the drill bit connecting part 400 and the connecting pipe 500 . Wherein, one end of the lock pin 600 has a lock cap, and the other end is inserted with a plug pin, and the lock cap and the plug pin are used to prevent the lock pin 600 from disengaging.

A third connection structure is correspondingly provided on the rotary drilling rig and the casing 300 to connect the two. Specifically, the rotary drilling rig is provided with an enclosure plate 900, and the third connection structure includes through holes 800 respectively located on the enclosure plate 900 and the casing 300, and the enclosure plate 900 and the casing 300 can be connected by bolts .

In order to facilitate the insertion of the drill bit of the rotary drilling rig into the connecting pipe 500, the bottom end of the drill bit connecting portion 400 has a guide structure, and the diameters of the guide structures increase from bottom to top. In order to reduce bumping, the circumferential side surfaces of the guide structure are curved surfaces.

The enclosure plate 900 and the protective tube 300 are correspondingly provided with positioning structures, which may include a slot 710 provided on the enclosure plate 900, and a protrusion 310 provided on the protective cylinder 300. The protrusion 310 is correspondingly inserted into the slot 710. After connecting, the enclosure plate 900 is aligned with the through hole 800 on the protective sleeve 300 .

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (10)

1. A concrete pouring apparatus, comprising: the rotary drilling rig comprises a rotary drilling rig, a guide pipe (200), a protective cylinder (300) and a connecting pipe (500), wherein the rotary drilling rig comprises a drill bit connecting part (400), and the upper end of the connecting pipe (500) and the drill bit connecting part (400) are correspondingly provided with a first connecting structure so as to be connected;

the lower end of the connecting part and the upper end of the guide pipe (200) are correspondingly provided with second connecting structures so as to connect the two.

2. The concrete pouring device according to claim 1, wherein the upper end of the connection pipe (500) is pinned with a drill connection part (400).

3. The concrete placement apparatus according to claim 1, characterized in that the first connection structure includes a first pin hole on the drill connection part (400), a second pin hole (510) on the connection pipe (500), and a locking pin (600) penetrating the first and second pin holes (510) and pinning the drill connection part (400) and the connection pipe (500).

4. Concrete pouring device according to claim 1, characterized in that said conduit (200) and connecting pipe (500) are screwed.

5. Concrete casting equipment according to claim 1, characterized in that said second connection structure comprises internal and external threads (520) on said conduit (200) and connection pipe (500) to screw-connect the conduit (200) and connection pipe (500).

6. The concrete pouring device according to the claim 3, characterized in that a third connecting structure is correspondingly arranged on the rotary drilling rig and the pile casing (300) so as to connect the rotary drilling rig and the pile casing.

7. The concrete pouring device according to claim 6, wherein the rotary drilling rig is provided with a coaming (900), and the third connecting structure comprises through holes (800) respectively formed in the coaming (900) and the casing (300) so that the coaming (900) and the casing (300) can be locked through a threaded locking assembly.

8. Concrete casting equipment according to claim 7, characterized in that the bottom end of the drill head connecting part (400) has a guide structure, which increases between its diameters from bottom to top.

9. A concrete casting apparatus according to claim 8, wherein the circumferential sides of the guide formations are curved.

10. Concrete pouring equipment according to claim 7, characterized in that the coaming (900) and the casing (300) are provided with corresponding positioning structures to align the through holes (800) of the coaming (900) and the casing (300).

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