CN218564126U - Sleeve for wall-penetrating bolt - Google Patents
Sleeve for wall-penetrating bolt Download PDFInfo
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- CN218564126U CN218564126U CN202222720351.2U CN202222720351U CN218564126U CN 218564126 U CN218564126 U CN 218564126U CN 202222720351 U CN202222720351 U CN 202222720351U CN 218564126 U CN218564126 U CN 218564126U
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Abstract
The utility model relates to the technical field of wall-through bolts, in particular to a sleeve for a wall-through bolt, which comprises a first gasket and a second gasket, wherein the middle part of the first gasket is provided with a first through hole and further comprises an inner cylinder; the middle part of one side of the gasket is fixedly provided with a cylinder I in a matching way with the through hole I; the gasket II is arranged on the cylinder I in a threaded manner; one end of the inner cylinder is arranged in the first cylinder; and a third gasket is arranged at the end part of the inner cylinder. Compared with the prior art, the deformation of the aluminum alloy template is limited, the plastic deformation of the aluminum alloy template is avoided, and the back ridge rod is utilized to provide support when the wall-through screw rod is pulled out, so that the wall-through screw rod is conveniently pulled out.
Description
Technical Field
The utility model relates to a wall bolt technical field specifically discloses a wall bolt is with sleeve pipe.
Background
The through-wall bolt is used for the drawknot between the inner template and the outer template of the wall template, bears the lateral pressure and other loads of concrete, ensures that the distance between the inner template and the outer template can meet the design requirement, and is also the fulcrum of the template and the supporting structure thereof. When the aluminum alloy formwork pulling device is used, the wall penetrating screw is easy to stick concrete in the pouring process and cannot be pulled out, and the aluminum alloy formwork is easy to deform under stress in the pulling process.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art, the utility model provides a wall bolt is with sleeve pipe to be difficult for taking out and take out the problem that easily leads to template atress to warp when solving the wall screw rod and glue the concrete.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a sleeve for a through-wall bolt comprises a first gasket, a second gasket, a first through hole and an inner cylinder, wherein the middle part of the first gasket is provided with the first through hole; the middle part of one side of the gasket is fixedly provided with a cylinder I in a matching way with the through hole I; the second gasket is arranged on the first cylinder in a threaded manner; one end of the inner cylinder is arranged in the first cylinder; and a third gasket is arranged at the end part of the inner cylinder. When the aluminum alloy template is used, the back stupefied rod is clamped between the first gasket and the second gasket, one end of the inner cylinder is arranged in the cylinder, when the wall penetrating screw stuck with concrete is pulled out, one end of the cylinder abuts against the third gasket, the deformation of the aluminum alloy template is limited, the plastic deformation of the aluminum alloy template is avoided, the back stupefied rod is utilized to provide support when the wall penetrating screw is pulled out, and the wall penetrating screw is conveniently pulled out.
Preferably, a cylinder is arranged in the middle of one side of the second gasket; a second through hole is formed in the center of the second gasket; the second through hole penetrates through the cylinder; a thread groove is inwards arranged on one side surface of the two gaskets; a thread of the cylinder is arranged in the thread groove; the inner cylinder is arranged in the second through hole in a sliding mode. The cylinder is arranged, so that the sliding stability of the inner cylinder is ensured.
Preferably, the first cylinder is provided with an external thread; the whole thread groove is arranged in a circular groove; the thread groove is matched with the first cylinder to be provided with internal threads, so that the clamping stability of the first gasket and the two pairs of back arris rods of the first gasket is guaranteed.
Preferably, the inner diameter of the thread groove is larger than the outer diameter of the through hole II, so that the interference on the sliding of the inner barrel is reduced, and the smooth extraction of the through-wall screw is ensured.
Preferably, interference fit is formed between the outer wall of the inner cylinder and the two inner walls of the through hole, friction is increased, the operation of pulling out the through-wall screw is slowed down, and deformation caused by overlarge instant stress of the aluminum alloy template is avoided.
Preferably, a spring is arranged between the cylinder and the third gasket; the spring is sleeved outside the inner cylinder. Further provide the buffering, avoid the too big deformation that leads to of aluminum alloy template atress in the twinkling of an eye.
The utility model has the advantages that: the back of the body stupefied pole is pressed from both sides tightly between gasket one and the gasket two, and inner tube one end sets up within the drum, when taking out the through-wall screw rod that glues the concrete, a drum tip supports and leans on gasket three, has restricted aluminum alloy template's deflection, has avoided aluminum alloy template's moulding deformation, and for utilizing the stupefied pole of the back of the body to provide the support when taking out the through-wall screw rod, conveniently wear taking out of wall screw rod.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a cross-sectional view of embodiment 1 of the present invention;
fig. 3 is a schematic structural view of an application state of embodiment 1 of the present invention;
description of reference numerals:
1-a first gasket, 2-a second gasket, 3-an inner cylinder, 4-a spring, 5-a back arris rod and 6-an aluminum alloy template;
101-through hole one, 102-cylinder; 201-cylinder, 202-through hole two, 203-thread groove; 301-spacer three.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-2, a bushing for a wall bolt comprises a first gasket 1, a second gasket 2 and an inner cylinder 3, wherein a first through hole 101 is formed in the middle of the first gasket 1; the middle part of one side of the first gasket 1 is matched with the first through hole 101 to be fixedly provided with a cylinder 102; the second gasket 2 is arranged on the cylinder 102 in a threaded manner; one end of the inner cylinder 3 is arranged in the cylinder 102; and a third gasket 301 is arranged at the end part of the inner barrel 3. The middle part of one side of the second gasket 2 is provided with a cylinder 201; a second through hole 202 is formed in the center of the second gasket 2; the second through hole 202 penetrates through the cylinder 201; a thread groove 203 is formed in one side surface of the second gasket 2 inwards; the cylinder 102 is threadedly disposed within the thread groove 203; the inner cylinder 3 is arranged in the second through hole 202 in a sliding mode. The cylinder 201 ensures the stability of the sliding of the inner cylinder 3. A spring 4 is arranged between the cylinder 201 and the third gasket 301, one end of the spring 4 is welded and fixed at the end part of the cylinder 201, and the other end of the spring 4 is welded and fixed on the third gasket 301; the spring 4 is sleeved outside the inner barrel 3. The arrangement of the spring 4 further provides buffering, and deformation caused by overlarge instant stress of the aluminum alloy template 6 is avoided.
In the above arrangement, the cylinder 102 is provided with external threads; the thread groove 203 is integrally arranged in a circular groove; the thread groove 203 is matched with the cylinder 102 to be provided with internal threads, so that the clamping stability of the first gasket 1 and the second gasket 2 to the back arris rod 5 is ensured. The inner diameter of the thread groove 203 is larger than the outer diameter of the second through hole 202, so that the interference on the sliding of the inner barrel 3 is reduced, and the smooth extraction of the through-wall screw is ensured. Interference fit is formed between the outer wall of the inner barrel 3 and the inner wall of the second through hole 202, friction is increased, the operation of pulling out the through-wall screw is slowed down, and deformation caused by overlarge instant stress of the aluminum alloy template 6 is avoided.
As shown in fig. 3, when in use, two back ridge rods 5 are clamped between a first gasket 1 and a second gasket 2, the cylinder 102 is arranged in the thread groove 203 in a threaded manner, the inner cylinder 3 is sleeved in the second through hole 202, one end of the spring 4 is welded and fixed at the end part of the cylinder 201, and the other end of the spring 4 is welded and fixed on a third gasket 301 and sleeved outside the inner cylinder 3; three 301 conflict aluminum alloy template 6 of gasket, when taking out the through-wall screw rod that glues the concrete, when spring 4 has slowed down the through-wall bolt and has taken out, and spring 4 provides certain support for aluminum alloy template, avoids moulding to warp, when taking out again, inner tube 3 sliding friction on through-hole two 202 slows down the through-wall screw rod and takes out the operation, avoids aluminum alloy template 6 atress too big deformation that leads to in the twinkling of an eye. When the spring 4 is contracted to the limit, the back stupefied rod 5 is utilized to provide support for the drawing-out of the through-wall bolt, so that the drawing-out operation is convenient.
Example 2
A sleeve for a through-wall bolt comprises a first gasket 1, a second gasket 2 and an inner cylinder 3, wherein a first through hole 101 is formed in the middle of the first gasket 1; the middle part of one side of the first gasket 1 is matched with the first through hole 101 to be fixedly provided with a cylinder 102; the second gasket 2 is arranged on the cylinder 102 in a threaded manner; one end of the inner cylinder 3 is arranged in the cylinder 102; the end part of the inner cylinder 3 is provided with a third gasket 301.
During the use, the stupefied pole 5 of back of the body is pressed from both sides between gasket 1 and the gasket 2, and 3 one end settings of inner tube are in drum 102, and when taking out the wall screw that wears the concrete, drum 102 tip supported and leaned on gasket three 301, has restricted the deflection of aluminum alloy template 6, has avoided aluminum alloy template 6's plastic deformation, and for utilizing the stupefied pole 5 of the back of the body to provide the support when taking out the wall screw, conveniently wear taking out of wall screw.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A sleeve for a wall bolt comprises a first gasket (1) and a second gasket (2), wherein the middle of the first gasket (1) is provided with a first through hole (101), and the sleeve is characterized by further comprising an inner cylinder (3); the middle part of one side of the first gasket (1) is matched with the first through hole (101) to be fixedly provided with a first cylinder (102); the second gasket (2) is arranged on the first cylinder (102) in a threaded manner; one end of the inner cylinder (3) is arranged in the cylinder I (102); and a third gasket (301) is arranged at the end part of the inner cylinder (3).
2. The bushing for the through-wall bolt according to claim 1, wherein a cylinder (201) is arranged in the middle of one side of the second gasket (2); a second through hole (202) is formed in the center of the second gasket (2); the second through hole (202) penetrates through the cylinder (201); a thread groove (203) is formed in one side surface of the second gasket (2) inwards; the first cylinder (102) is arranged in the thread groove (203) in a threaded manner; the inner cylinder (3) is arranged in the second through hole (202) in a sliding mode.
3. A bushing for a wall bolt according to claim 2, wherein the first cylinder (102) is provided with an external thread; the thread groove (203) is integrally arranged in a circular groove shape; the thread groove (203) is provided with internal threads matched with the first cylinder (102).
4. A sleeve for a through-wall bolt according to claim 3, characterized in that the inner diameter of the thread groove (203) is larger than the outer diameter of the through-hole two (202).
5. A sleeve for a through-wall bolt according to claim 2, wherein the outer wall of the inner barrel (3) and the inner wall of the through hole ii (202) are in interference fit.
6. A bushing for a through-wall bolt according to claim 5, characterized in that a spring (4) is arranged between the cylindrical body (201) and the washer three (301); the spring (4) is sleeved outside the inner barrel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222720351.2U CN218564126U (en) | 2022-10-14 | 2022-10-14 | Sleeve for wall-penetrating bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222720351.2U CN218564126U (en) | 2022-10-14 | 2022-10-14 | Sleeve for wall-penetrating bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218564126U true CN218564126U (en) | 2023-03-03 |
Family
ID=85318109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222720351.2U Active CN218564126U (en) | 2022-10-14 | 2022-10-14 | Sleeve for wall-penetrating bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218564126U (en) |
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2022
- 2022-10-14 CN CN202222720351.2U patent/CN218564126U/en active Active
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