CN214995259U - Grouting sleeve backflow prevention pre-embedding device - Google Patents

Abstract

The utility model belongs to the technical field of the grout, a grout sleeve backflow prevention pre-buried device is disclosed, the novel nipple rectifier comprises a cylindrical shel, the barrel is equipped with the entry, the inside plastic tray of having placed of barrel, the plastic tray is equipped with the small opening, the plastic tray matches the elastic gasket, the spring has been placed in the barrel, the barrel is equipped with the thread groove, thread groove threaded connection has the cone, the utility model discloses cooperation elastic gasket is to the automatic shutoff of entry position, convenient and fast, and simple structure is reasonable, and light in weight is small, material low cost, and easy to produce manufacturing promotes.

Description

Grouting sleeve backflow prevention pre-embedding device

Technical Field

The utility model belongs to the technical field of the grout, concretely relates to grout sleeve backflow prevention pre-buried device.

Background

With the development and progress of science and technology, the requirements of people for things are changed from old thinking that people can use things as things to be quite fine and smooth, and only with the continuous progress or innovation conception, a new form is generated to improve the added value of the product, so that people can live under the test of intense market competition. The assembled construction steel bar sleeve can generate backflow under the action of self gravity after grouting. Generally take the mode of blocking up earlier afterwards to block up the grout hole, during the construction, the grouting gun inserts sleeve bottom grout hole, extract the grouting gun after waiting to fill up, it is tight to plug up with the stopper, the skilled workman of operation, there is 1 second time difference about pulling out grouting gun and stopper in-process, in this time, grouting material can flow back partly in the sleeve, influence the closely knit degree of grout, and the leaking thick liquid can cause the waste, still influence the efficiency of construction, the shutoff effect is not good, and some dedicated anti-reflux device structures are complicated, when being difficult to produce, high in manufacturing cost.

SUMMERY OF THE UTILITY MODEL

To the problem that the above-mentioned background art provided, the utility model aims at: aims to provide a grouting sleeve anti-backflow pre-embedding device.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

the utility model provides a grout sleeve anti-return pre-buried device, includes the barrel, the barrel is equipped with the entry, the inside plastics dish of having placed of barrel, the plastics dish is equipped with the small opening, the plastics dish matches the elastic gasket, the spring has been placed in the barrel, the barrel is equipped with the thread groove, thread groove threaded connection has the cone.

Further define, the barrel is the plastics material barrel, and the tip is hopper-shaped, and such design, with low costs easily connects.

Further inject, cone head integral connection has the disc with barrel size adaptation, and such design, it is better with barrel adaptation effect, the outward appearance is better, connects more stably.

Further inject, the barrel diameter size is 25 millimeters, and the wall thickness is 1 millimeter, the barrel is connected with the conical head and is accomplished the back total length size and be 100 millimeters, and the result of use is guaranteed to such design, and the suitability is good.

Further inject, the barrel outer wall is equipped with the external screw thread, and such design, the increase is with the bonding dynamics of concrete.

Adopt the beneficial effects of the utility model:

1. by adopting the structural design of the utility model, grouting can be realized by pushing the elastic gasket through the inlet of the grouting gun, and when the grouting gun is withdrawn, the spring rebounds to automatically plug the inlet position by matching with the elastic gasket, thereby being convenient and rapid;

2. the utility model has simple and reasonable structure, light weight, small volume, low material cost and easy production, manufacture and popularization;

drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural view of an embodiment of a grouting sleeve backflow prevention pre-embedding device of the present invention;

fig. 2 is a schematic view of an explosion structure of an embodiment of the grouting sleeve backflow prevention pre-buried device of the present invention;

fig. 3 is a schematic cross-sectional view of an embodiment of a grouting sleeve backflow prevention pre-buried device of the present invention;

the main element symbols are as follows:

the device comprises a cylinder body 1, an inlet 2, a plastic disc 3, a leak hole 4, an elastic gasket 5, a spring 6, a thread groove 7, a conical head 8, a disc 9 and an external thread 10.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in fig. 1, 2, 3, the utility model discloses a grout sleeve backflow prevention pre-buried device, including barrel 1, barrel 1 is equipped with entry 2, and 1 inside plastic tray 3 of having placed of barrel, plastic tray 3 are equipped with small opening 4, and plastic tray 3 matches elastic gasket 5, has placed spring 6 in the barrel 1, and barrel 1 is equipped with thread groove 7, and 7 threaded connection of thread groove have conical head 8.

In this embodiment, when using a grout sleeve anti-return pre-buried device, with cone 8 and 1 threaded connection of barrel, and pre-buried in the position of use, then with the grouting gun through 2 backs down elastic gasket 5 of entry and cross leak hole 4 slip casting in to barrel 1, discharge by cone 8 again, realize the grout, the back is accomplished in the grout, take out the grouting gun, under the effect of spring 6, the top moves plastic disc 3 and rises, elastic gasket 5 blocks up entry 2 thereupon, and then reached the purpose of automatic shutoff, moreover, the steam generator is simple in structure reasonable, light in weight, small in size, high durability and convenient use.

Preferably, barrel 1 is the plastics material barrel, and the tip is hourglass hopper-shaped, and such design, with low costs, easily connect, in fact, also can select according to the material of particular case consideration barrel 1.

The conical head 8 is preferably integrally connected with the disc 9 matched with the size of the cylinder body 1, the design has better matching effect with the cylinder body 1, the appearance is better, the connection is more stable, and in fact, the connection in a more stable mode can be considered according to specific conditions.

The preferred diameter size of barrel 1 is 25 millimeters, and the wall thickness is 1 millimeter, and the total length size after barrel 1 finishes being connected with cone 8 is 100 millimeters, and the result of use is guaranteed in such design, and the suitability is good, and in fact, the specification and size of barrel 1 also can be considered according to particular case.

Preferably, the outer wall of the cylinder body 1 is provided with an external thread 10, and due to the design, the bonding strength with concrete is increased, and actually, a method for increasing the bonding strength with concrete can be considered according to specific conditions.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (5)

1. The utility model provides a grout sleeve backflow prevention pre-buried device, includes barrel (1), its characterized in that: the improved plastic packaging barrel is characterized in that the barrel body (1) is provided with an inlet (2), a plastic disc (3) is placed inside the barrel body (1), the plastic disc (3) is provided with a leakage hole (4), the plastic disc (3) is matched with an elastic gasket (5), a spring (6) is placed inside the barrel body (1), the barrel body (1) is provided with a thread groove (7), and the thread groove (7) is in threaded connection with a conical head (8).

2. The grouting sleeve backflow preventing and embedding device as claimed in claim 1, wherein: the barrel (1) is made of plastic materials, and the end part of the barrel is funnel-shaped.

3. The grouting sleeve backflow preventing and embedding device as claimed in claim 2, wherein: the conical head (8) is integrally connected with a disc (9) which is matched with the cylinder body (1) in size.

4. The grouting sleeve backflow preventing and embedding device as claimed in claim 3, wherein: the diameter of the cylinder body (1) is 25 mm, the wall thickness is 1 mm, and the total length of the cylinder body (1) is 100 mm after the cylinder body is connected with the conical head (8).

5. The grouting sleeve backflow preventing and embedding device as claimed in claim 4, wherein: the outer wall of the cylinder body (1) is provided with an external thread (10).

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