CN213709537U

CN213709537U - Cement high-pressure grouting pipe with screw joint

Info

Publication number: CN213709537U
Application number: CN202021866016.8U
Authority: CN
Inventors: 廖志雄
Original assignee: Putian Jiantai Industry And Trade Co ltd
Current assignee: Putian Jiantai Industry And Trade Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-07-16
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a take cement high pressure slip casting pipe of thread joint in high pressure slip casting technical field, including slip casting pipe, play oar pipe and sealing washer, the fixed spacing bulge loop that is provided with of lower extreme outer wall of slip casting pipe, the sealing washer cover is established at the lower extreme outer wall of slip casting pipe and is located spacing bulge loop below, the outer wall cover of spacing bulge loop is equipped with the internal thread end cover, the fixed external screw thread joint that is provided with of the upper end outer wall of play oar pipe, the lower extreme lateral wall of play oar pipe has seted up a plurality of play oar holes, the bottom port of play oar pipe is the enclosed construction, the utility model discloses the joint-connecting piece all adopts pre-processing, and the on-the-spot can directly use, convenient and fast, and connection; and through setting up the sealing washer, can ensure the leakproofness of junction, avoid appearing the problem that the running oar was revealed.

Description

Cement high-pressure grouting pipe with screw joint

Technical Field

The utility model relates to a high-pressure slip casting technical field specifically is a take cement high-pressure slip casting pipe of thread joint.

Background

The cast-in-situ bored pile has the advantages of wide application range, high single-pile bearing capacity, low construction noise, small vibration, low unit price and the like, and is widely applied to various building projects. With the increasing of high-rise buildings, the requirement on the bearing capacity of the pile foundation is higher and higher. However, due to the particularity of the construction process of the cast-in-situ bored pile, the bearing capacity of the cast-in-situ bored pile is greatly influenced by factors in construction, and particularly, the bearing capacity of the pile foundation is seriously influenced by a hole bottom slag layer. In order to improve the bearing capacity of the pile, the compressive strength of the soil body at the bottom of the pile can be improved by adopting a pile bottom grouting mode, so that the supporting force is provided for the cast-in-place pile, and further, the enough bearing capacity is provided for the upper structure.

The pile bottom grouting commonly applied in the prior art is generally a grouting pipe for binding and fixing conveying slurry on the wall of a reinforcement cage, the grouting pipe stretches into the bottom of a pile hole to perform grouting construction, and the process of the traditional grouting pipe is rough due to field processing, so that the problems of installation falling and slurry leakage are easily caused.

Based on this, the utility model designs a take cement high pressure slip casting pipe of thread joint to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take cement high pressure slip casting pipe of thread joint to solve above-mentioned technical problem.

In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a take cement high pressure slip casting pipe of thread joint, includes slip casting pipe, play thick liquid pipe and sealing washer, the fixed spacing bulge loop that is provided with of lower extreme outer wall of slip casting pipe, the sealing washer cover is established at the lower extreme outer wall of slip casting pipe and is located spacing bulge loop below, the outer wall cover of spacing bulge loop is equipped with the internal thread end cover, the fixed external thread joint that is provided with of upper end outer wall of play thick liquid pipe, a plurality of mud outlet holes have been seted up to the lower extreme lateral wall of play thick liquid pipe, the bottom port of play thick liquid pipe is enclosed construction.

Preferably, the limiting convex ring is fixed to the outer wall of the grouting pipe through annular welding, and the external thread connector is fixed to the outer wall of the grout outlet pipe through annular welding.

Preferably, the grout outlet holes are circumferentially distributed along the side wall of the lower end of the grout outlet pipe in an array manner.

Preferably, the bottom port of the slurry outlet pipe is sealed by arranging a plastic plug.

Preferably, the outer side of the grout outlet hole at the lower end of the outer wall of the grout outlet pipe and the outer side of the plastic plug are coated by adhesive tapes.

Preferably, the bottom port of the pulp outlet pipe is formed into a straight closed end through flat pressing.

Preferably, the outer side of the pulp outlet hole at the lower end of the outer wall of the pulp outlet pipe is coated by an adhesive tape.

Compared with the prior art, utility model's beneficial effect does:

the utility model discloses cement high pressure slip casting pipe mainly includes slip casting pipe, grout outlet pipe, sealing washer, spacing bulge loop, internal thread end cover and external thread joint, carries out threaded connection through the independent joint connection spare of internal thread end cover and external thread joint between slip casting pipe and the grout outlet pipe, and the joint connection spare all adopts the pre-processing, and the scene can directly use, convenient and fast, and connection stability is good, and intensity is high; by arranging the sealing ring, the sealing performance of the joint can be ensured, and the leakage problem of slurry leakage is avoided;

the utility model discloses the bottom port of the play thick liquid pipe of cement high pressure slip casting pipe is the enclosed construction, and the optional adoption sets up the plastic end cap and seals or form a word closed end through flat pressure processing, uses the plastic end cap to remove flat pressure manufacturing procedure from, easy operation, and suitable processing condition is effective, the construction environment who is fit for the standard component equipment, and adopts flat pressure processing then can save and use the plastic end cap, and the accessory reduces, and the cost is lower, is applicable to big batch, has the construction engineering of processing condition.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the grouting pipe of the present invention;

FIG. 3 is a schematic view of the structure of the slurry outlet pipe of the present invention;

fig. 4 is a schematic view of the flat-pressed closed end structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the method comprises the following steps of 1-a grouting pipe, 2-a grout outlet pipe, 3-a sealing ring, 4-a limiting convex ring, 5-an internal thread end cover, 6-an external thread connector, 7-a grout outlet, 8-a plastic plug, 9-an adhesive tape and 10-a straight closed end.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a technical solution: a cement high-pressure grouting pipe with a thread joint comprises a grouting pipe 1, a grout outlet pipe 2 and a sealing ring 3, wherein a limiting convex ring 4 is fixedly arranged on the outer wall of the lower end of the grouting pipe 1, the limiting convex ring 4 and the outer wall of the grouting pipe 1 are fixed through circumferential welding, the sealing ring 3 is sleeved on the outer wall of the lower end of the grouting pipe 1 and is positioned below the limiting convex ring 4, an internal thread end cover 5 is sleeved on the outer wall of the limiting convex ring 4, an external thread joint 6 is fixedly arranged on the outer wall of the upper end of the grout outlet pipe 2, the external thread joint 6 and the outer wall of the grout outlet pipe 2 are fixed through circumferential welding, a plurality of grout outlet holes 7 are formed in the side wall of the lower end of the grout outlet pipe 2, and the grout outlet holes 7 are circumferentially distributed along the side wall of the lower end of the grout;

the bottom port of the slurry outlet pipe 2 is of a closed structure, and specifically:

example 1: go out the bottom port of thick liquid pipe 2 and seal through setting up plastic end cap 8, go out the outer wall lower extreme of thick liquid pipe 2 and go out 7 outsides in thick liquid hole and the 8 outsides of plastic end cap and all set up through the cladding of sticky tape 9, use plastic end cap 8 to remove flat pressure manufacturing procedure from, easy operation is fit for the construction environment that the processing condition is effective, be fit for the standard component equipment.

Example 2: the bottom port of the slurry outlet pipe 2 is formed into a straight closed end 10 through flat pressing, the outer side of a slurry outlet hole 7 at the lower end of the outer wall of the slurry outlet pipe 2 is coated by an adhesive tape 9, and a plastic plug 8 can be omitted by adopting the flat pressing, so that the parts are reduced, the cost is lower, and the slurry outlet pipe is suitable for large-batch construction engineering with processing conditions.

The working principle is as follows:

this engineering geological conditions is complicated, adopt the vertical bearing capacity of back notes dress processing in order to strengthen the stake, every engineering nature of this engineering all must pre-buried slip casting pipe 1, every stake sets up 2 slip casting pipes 1, it is fixed just with the lashing of the hoop of putting more energy into more energy, through internal

thread end cover

5 and 6 spiro unions of external screwed joint with play thick liquid pipe 2 fixed mounting in the bottom of slip casting pipe 1, joint department should twine the stagnant water sticky tape, set up through sticky tape 9 cladding at 7 outer walls in grout outlet, take plastic end cap 8 all to set up through sticky tape 9 cladding in the plastic end cap 8 outside. During grouting, the upper end of the grouting pipe 1 is communicated with a high-pressure water pump, high-pressure water is introduced to flush the adhesive tape 9 on the outer wall of the grout outlet 7, then a mud output device is changed at the upper end of the grouting pipe 1, mud is conveyed through the grouting pipe 1 and the grout outlet pipe 2 and is output from the grout outlet 7, and grouting at the bottom of the pile hole can be carried out.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take cement high pressure slip casting pipe of thread joint which characterized in that: including slip casting pipe (1), grout outlet pipe (2) and sealing washer (3), the fixed spacing bulge loop (4) that is provided with of lower extreme outer wall of slip casting pipe (1), sealing washer (3) cover is established at the lower extreme outer wall of slip casting pipe (1) and is located spacing bulge loop (4) below, interior thread end cover (5) are established to the outer wall cover of spacing bulge loop (4), the fixed external thread joint (6) that is provided with of upper end outer wall of grout outlet pipe (2), a plurality of grout outlet holes (7) have been seted up to the lower extreme lateral wall of grout outlet pipe (2), the bottom port of grout outlet pipe (2) is the enclosed construction.

2. The cement high-pressure grouting pipe with the thread joint as claimed in claim 1, wherein: the outer wall of the limiting convex ring (4) and the outer wall of the grouting pipe (1) are fixed through circumferential welding, and the outer threaded connector (6) and the outer wall of the grout outlet pipe (2) are fixed through circumferential welding.

3. The cement high-pressure grouting pipe with the thread joint as claimed in claim 1, wherein: the slurry outlet holes (7) are circumferentially distributed along the side wall of the lower end of the slurry outlet pipe (2) in an array manner.

4. The cement high-pressure grouting pipe with the thread joint as claimed in claim 1, wherein: the bottom port of the pulp outlet pipe (2) is sealed by arranging a plastic plug (8).

5. The cement high-pressure grouting pipe with the thread joint as claimed in claim 4, wherein: the outer side of a grout outlet hole (7) at the lower end of the outer wall of the grout outlet pipe (2) and the outer side of the plastic plug (8) are coated by an adhesive tape (9).

6. The cement high-pressure grouting pipe with the thread joint as claimed in claim 1, wherein: the bottom port of the pulp outlet pipe (2) is processed into a straight closed end (10) by flat pressing.

7. The cement high-pressure grouting pipe with the thread joint as claimed in claim 6, wherein: the outer side of a pulp outlet hole (7) at the lower end of the outer wall of the pulp outlet pipe (2) is coated by an adhesive tape (9).