CN218622944U

CN218622944U - Novel grout sleeve

Info

Publication number: CN218622944U
Application number: CN202222813768.3U
Authority: CN
Inventors: 陈祥杰; 邢向东; 金东星; 陈晓; 周炳贵
Original assignee: Wuyang Construction Group Co ltd
Current assignee: Wuyang Construction Group Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-14
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a novel grouting sleeve, which comprises a cylinder body, a grouting hole and a grout discharging hole, wherein the grouting hole and the grout discharging hole are arranged on the cylinder body; the utility model discloses a design the barrel into two barrel sections that can dismantle, when grout sleeve in the installation, install both ends barrel section respectively on the embedded bar of both sides, then through the threaded sleeve and assemble two sections barrel sections into a whole; compare with traditional full grout sleeve, during the installation, the length of barrel section than the integral type barrel is short, makes things convenient for the installation of barrel, and then can improve grout sleeve's installation effectiveness.

Description

Novel grout sleeve

Technical Field

The utility model relates to a grout sleeve technical field especially relates to a novel grout sleeve.

Background

The steel bar sleeve joint is one of main steel bar connection modes in the construction process of a prefabricated grouting structure.

The existing grouting sleeve can be divided into a full grouting sleeve and a half grouting sleeve according to the design structure. The existing full grouting sleeve is shown in fig. 1, and comprises a cylinder body 1, and a grouting hole 11 and a grout discharge hole 12 which are formed in the cylinder body 1, wherein the cylinder body 1 is generally formed by pouring, or a grouting anchoring cavity is drawn in a steel bar by machining.

In the use, need establish the outside at both sides embedded bar 6 with barrel 1 cover, because barrel 1 length is great, perhaps clearance undersize between two embedded bar 6, need misplace two embedded bar 6 this moment, insert the embedded bar 6 outside of one side wherein with barrel 1 earlier, then straighten the position of two embedded bar once more, establish another pot head of barrel 1 on another embedded bar 6, this kind of mounting means of barrel 1 is comparatively loaded down with trivial details, influences the installation effectiveness of barrel 1.

Because the inner wall of the barrel body 1 is also provided with the shear ring 13 and the limit baffle 14, when the embedded steel bars 6 are inserted into the barrel body 1, the embedded steel bars are easily touched with the shear ring 13, and the installation of the full grouting sleeve is influenced again.

Therefore, how to design a fully grouting sleeve convenient to install becomes a technical problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one technical problem who mentions among the background art, the utility model aims to provide a novel grout sleeve solves the inconvenient problem of full grout sleeve installation.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a novel grouting sleeve comprises a barrel body, a grouting hole and a grout discharging hole, wherein the grouting hole and the grout discharging hole are installed on the barrel body, the barrel body comprises two detachable barrel body sections, the grouting hole is installed on one barrel body section, and the grout discharging hole is installed on the other barrel body section; the outer side of one of the cylinder sections is sleeved with a sliding-connection threaded sleeve, the outer wall of the other cylinder section is provided with a threaded section, and the threaded sleeve is in threaded connection with the threaded section.

Further, the inside sunken seal groove has been seted up to the tip of barrel section, install the seal cover in the seal groove, the seal cover be the toper and pointed end to the inside of barrel section extends, the pointed end of seal cover is equipped with the patchhole that supplies the embedded bar to pass.

Furthermore, the sealing sleeve is made of elastic materials, and the diameter of the insertion hole is smaller than that of the embedded steel bar.

Further, the seal cover includes sealing part and nip portion, the sealing part to the inside extension of barrel section, the nip portion with the diapire of seal groove offsets, the inside threaded connection of seal groove has the sealing ring, the sealing ring with the nip portion offsets.

Furthermore, the inner wall of the cylinder section is fixedly connected with a shear ring.

Furthermore, the inner wall of the cylinder section, which is far away from one side of the sealing groove, is fixedly provided with a limiting baffle for limiting the embedded steel bars, and the limiting baffle is provided with a through hole for grouting to flow.

Further, the barrel section includes first barrel section and second barrel section, the grout hole install on first barrel section and with the inner chamber intercommunication of first barrel section, arrange the grout hole install on the second barrel section and with the inner chamber intercommunication of second barrel section.

Furthermore, the thread section is installed on the first cylinder section, the thread sleeve is sleeved on the second cylinder section, and a gap for the thread sleeve to rotate is reserved between the inner wall of the thread sleeve and the outer wall of the second cylinder section.

Furthermore, the outer wall of the second cylinder section is fixedly provided with a check ring, the inner wall of the threaded sleeve is provided with a limiting part extending along the radial direction, the inner diameter of the limiting part is smaller than the outer diameter of the check ring, and the limiting part abuts against the check ring when the first cylinder section and the second cylinder section are connected.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model designs the cylinder body into two detachable cylinder body sections, when the grouting sleeve is installed, the cylinder body sections at two ends are respectively installed on the embedded steel bars at two sides, and then the two cylinder body sections are assembled into a whole through the threaded sleeve; compare with traditional full grout sleeve, during the installation, the length of barrel section than the integral type barrel is short, makes things convenient for the installation of barrel, and then can improve grout sleeve's installation effectiveness.

Drawings

FIG. 1 is a schematic structural diagram of a conventional full-sleeve grouting joint;

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

FIG. 3 is an exploded view of the present invention;

fig. 4 is a cross-sectional view of the present invention;

FIG. 5 is an enlarged view of A in FIG. 4;

FIG. 6 is an enlarged view of B in FIG. 4;

fig. 7 is a schematic structural view in the use state of the present invention.

In the figure: 1. a barrel; 101. a first cylinder section; 102. a second barrel section; 11. grouting holes; 12. a slurry discharge hole; 13. a shear ring; 14. a limit baffle; 15. a sealing groove; 16. a threaded segment; 17. a retainer ring; 2. sealing sleeves; 21. a sealing part; 22. a press-fit portion; 3. a seal ring; 4. a rubber plug; 5. a threaded sleeve; 51. a limiting part; 6. embedding reinforcing steel bars in advance; 7. and sealing a rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

This embodiment provides a novel grout sleeve, falls into two detachable barrel sections with barrel 1, the telescopic installation of full grout of being convenient for.

As shown in fig. 2, the grouting sleeve comprises a cylinder body 1, and a grouting hole 11 and a grout discharging hole 12 which are installed on the cylinder body 1, wherein the grouting hole 11 and the grout discharging hole 12 are both communicated with an inner cavity of the cylinder body 1.

The cylinder 1 of the existing full grouting sleeve is made of an integrated type as shown in fig. 1, and the installation efficiency of the grouting sleeve is affected due to the fact that the cylinder 1 is long in the installation process.

Design into two detachable barrel sections with the integral type barrel, compare with original barrel, the length of barrel section is shorter, and the barrel 1 of being convenient for is installed on the embedded bar 6 of both sides, utilizes the connecting piece to connect two sections barrel sections simultaneously, and then realizes the connection of two embedded bar 6.

In the present embodiment, as shown in fig. 2 and fig. 6, the cylinder body section includes a first cylinder body section 101 and a second cylinder body section 102, the connecting member includes a threaded section 16 disposed on an outer wall of the first cylinder body section 101, and a threaded sleeve 5 is slidably connected to an outer side of the second cylinder body section 102, wherein a gap is reserved between the threaded sleeve 5 and the outer wall of the second cylinder body section 102 for rotation of the threaded sleeve 5, and an inner wall of the threaded sleeve 5 is provided with a threaded groove in threaded engagement with the threaded section 16. In the connected state of the first cylinder segment 101 and the second cylinder segment 102, the threaded section 16 and the thread groove form a threaded fit, thereby realizing the assembly of the two cylinder segments.

In order to prevent the threaded sleeve 5 from being separated from the second cylinder 102, in this embodiment, a retainer ring 17 is fixedly disposed on an outer wall of the second cylinder 102, and a stopper portion 51 extending along the second cylinder 102 is disposed on an inner wall of the threaded sleeve 5, as shown in fig. 6, an outer diameter of the retainer ring 17 is larger than an inner diameter of the stopper portion 51, and when the first cylinder 101 and the second cylinder 102 are connected, the stopper portion 51 abuts against the retainer ring 17, thereby preventing the threaded sleeve 5 from being separated from the second cylinder 102.

As shown in fig. 1, an embedded steel bar 6 is inserted inwards from two ends of a cylinder 1, in order to enhance the sealing performance of the end of the sleeve, a grout sealing rubber ring 7 is arranged at the end of the cylinder 1, wherein in order to improve the grout sealing effect, the embedded steel bar 6 and the grout sealing rubber ring 7 form an interference fit at this time, and the embedded steel bar 6 is conveniently inserted at this time, for this reason, in this embodiment, as shown in fig. 3, 4 and 5, an inwardly recessed sealing groove 15 is arranged at the end of the cylinder section, and a sealing sleeve 2 for sealing the end is installed in the sealing groove 15.

When the embedded bars 6 are inserted into the cylinder section, as shown in fig. 7, the sealing portion 21 is elastically deformed, and at this time, the embedded bars 6 are in interference fit with the sealing portion 21.

When embedded bar 6 inserts sealing 21 and extends to in the barrel section, the inserted hole inner wall of sealing 21 offsets with embedded bar 6's outer wall this moment, realizes the sealed of grout sleeve tip, when the inside grout of filling of barrel section, the grout extrudees sealing 21 this moment, and then strengthens sealing 21 and embedded bar 6's laminating, prevents that the grout from flowing out from the tip of barrel section.

In order to realize the installation of the sealing sleeve 2, in this embodiment, as shown in fig. 5, the sealing groove 15 is connected with the sealing ring 3 in a threaded manner, and in the installation state, the pressing part 22 is pressed between the sealing ring 3 and the bottom wall of the sealing groove 15, thereby completing the installation of the sealing sleeve 2.

In order to strengthen the stress between the embedded steel bars 6 and the grouting sleeve, in this embodiment, the inner wall of the cylinder 1 is fixedly provided with the shear ring 13, and the shear ring 13 is matched with solidified grouting, so that the connection strength between the grouting sleeve and the embedded steel bars 6 can be strengthened.

In order to limit the distance that the embedded steel bars 6 are inserted into the cylinder 1, in this embodiment, as shown in fig. 4, a limiting baffle 14 is fixedly disposed on an inner wall of one end of the cylinder section, which is far away from the sealing groove 15, wherein a through hole is disposed on the limiting baffle 14, so that the grouting between the two cylinder sections can flow through the limiting baffle 14.

In order to seal the grouting hole 11 and the grout outlet 12 after grouting, in this embodiment, rubber plugs 4 that can be inserted are respectively arranged inside the grouting hole 11 and the grout outlet 12, so as to prevent the grouting inside the grouting sleeve from continuously flowing out.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a novel grout sleeve, includes barrel (1) and installs grout hole (11) and row's thick liquid hole (12) on barrel (1), its characterized in that: the barrel (1) comprises two detachable barrel sections, wherein the grouting hole (11) is arranged on one barrel section, and the grout discharging hole (12) is arranged on the other barrel section; the outer side of one cylinder section is sleeved with a sliding-connection threaded sleeve (5), the outer wall of the other cylinder section is provided with a threaded section (16), and the threaded sleeve (5) is in threaded connection with the threaded section (16).

2. The new grout sleeve of claim 1, wherein: inwards sunken seal groove (15) have been seted up to the tip of barrel section, install seal cover (2) in seal groove (15), seal cover (2) be toper and pointed end to the inside of barrel section extends, the pointed end of seal cover (2) is equipped with the patchhole that supplies embedded bar (6) to pass.

3. The novel grout sleeve of claim 2, wherein: the sealing sleeve (2) is made of elastic materials, and the diameter of the insertion hole is smaller than that of the embedded steel bar (6).

4. The novel grout sleeve of claim 2, wherein: seal cover (2) include sealing (21) and nip (22), sealing (21) to the inside of barrel section extends, nip (22) with the diapire of seal groove (15) offsets, seal groove (15) internal thread is connected with sealing ring (3), sealing ring (3) with nip (22) offsets.

5. The new grout sleeve of claim 2, wherein: the inner wall of the cylinder section is fixedly connected with a shearing ring (13).

6. The novel grout sleeve of claim 2, wherein: the inner wall of the barrel section, which is far away from one side of the sealing groove (15), is fixedly provided with a limiting baffle (14) used for limiting the embedded steel bars (6), and a through hole through which grouting flows is formed in the limiting baffle (14).

7. The new grout sleeve of claim 1, wherein: the cylinder body section comprises a first cylinder body section (101) and a second cylinder body section (102), the grouting hole (11) is installed on the first cylinder body section (101) and communicated with an inner cavity of the first cylinder body section (101), and the grout outlet (12) is installed on the second cylinder body section (102) and communicated with an inner cavity of the second cylinder body section (102).

8. The new grout sleeve of claim 7, wherein: the threaded section (16) is installed on the first cylinder section (101), the threaded sleeve (5) is sleeved on the second cylinder section (102), and a gap for the threaded sleeve (5) to rotate is reserved between the inner wall of the threaded sleeve (5) and the outer wall of the second cylinder section (102).

9. The novel grout sleeve of claim 8, wherein: the outer wall of the second cylinder section (102) is fixedly provided with a retainer ring (17), the inner wall of the threaded sleeve (5) is provided with a limiting part (51) extending along the radial direction, the inner diameter of the limiting part (51) is smaller than the outer diameter of the retainer ring (17), and the limiting part (51) is abutted against the retainer ring (17) in the connection state of the first cylinder section (101) and the second cylinder section (102).