CN216618210U - Long threaded rod for concrete wall - Google Patents
Long threaded rod for concrete wall Download PDFInfo
- Publication number
- CN216618210U CN216618210U CN202122741870.2U CN202122741870U CN216618210U CN 216618210 U CN216618210 U CN 216618210U CN 202122741870 U CN202122741870 U CN 202122741870U CN 216618210 U CN216618210 U CN 216618210U
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- threaded rod
- external
- rectangular
- rod
- hole
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- 238000005452 bending Methods 0.000 claims description 8
- 241001391944 Commicarpus scandens Species 0.000 abstract description 3
- 230000003044 adaptive effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model discloses a long threaded rod for a concrete wall, which comprises a first external threaded rod, an internal threaded blind hole, rectangular through holes, rectangular plates, a triangular prism, a second external threaded rod and a third external threaded rod, wherein the coaxial internal threaded blind hole is formed in the upper end face of the first external threaded rod, a plurality of rectangular through holes which are radially arranged are formed in the wall of the lower end of the internal threaded blind hole, a matched rectangular plate is arranged in each rectangular through hole, only the uppermost end of each rectangular plate is connected with the rectangular through hole, external threads matched with the first external threaded rod are arranged on the right end face of each rectangular plate, and the left end face of each rectangular plate is coplanar with an inner pipe wall where an internal thread tooth bottom of the internal threaded blind hole is located. According to the utility model, only one rectangular through hole can be arranged on the same horizontal plane of the first external thread rod, and the plurality of rectangular through holes are arranged on the same horizontal plane of the first external thread rod, so that the strength of a part of the first external thread rod body corresponding to the horizontal plane can be greatly reduced, and the first external thread rod is easy to break.
Description
[ technical field ] A
The utility model relates to the technical field of threaded rods, in particular to the technical field of long threaded rods for concrete walls.
[ background ] A method for producing a semiconductor device
Threaded connection is a widely used detachable fixed connection, has simple structure, connect reliably, install and remove advantages such as convenient, when people need fixed article on the concrete wall, threaded connection's fixed mode often is preferred, but because when drilling on the concrete, because concrete performance problem itself, when the drilling machine sets up the mounting hole on the concrete, the mounting hole pore wall inevitable can receive the damage, consequently the mounting hole can not appear becoming flexible with the threaded rod perfect adaptation in the threaded rod screw in mounting hole back easily.
[ Utility model ] A method for manufacturing a semiconductor device
The utility model aims to solve the problems in the prior art and provides a long threaded rod for a concrete wall, which can be firmly fixed in the concrete wall.
In order to achieve the purpose, the utility model provides a long threaded rod for a concrete wall, which comprises a first external threaded rod, an internal threaded blind hole, rectangular through holes, a rectangular plate, a triangular prism, a second external threaded rod and a third external threaded rod, wherein the upper end surface of the first external threaded rod is provided with a coaxial internal threaded blind hole, the lower end hole wall of the internal threaded blind hole is provided with a plurality of rectangular through holes which are radially arranged, each rectangular through hole is internally provided with an adaptive rectangular plate, only the uppermost end of each rectangular plate is connected with the rectangular through hole, the right end surface of each rectangular plate is provided with an external thread adaptive to the first external threaded rod, the left end surface of each rectangular plate is coplanar with an inner pipe wall where an internal thread bottom of the internal threaded blind hole is positioned, the left end surface of each rectangular plate is provided with an adaptive triangular prism, the front end surface of each triangular prism is internally screwed with an adaptive second external threaded rod in the internal threaded blind hole, the second external threaded rod is arranged above the plurality of rectangular through holes, the upper end surface of the second external threaded rod is provided with a coaxial third external threaded rod.
Preferably, when the plurality of rectangular through holes are arranged, only one rectangular through hole can be arranged on the same horizontal plane of the first external thread rod.
Preferably, a bending guide groove is formed in the joint of the rectangular plate and the rectangular through hole, and the bending guide groove is formed in the outer side wall of the first external threaded rod.
Preferably, when the lower end surface of the second external threaded rod presses the bottom of the blind hole of the internal thread, the upper end surface of the second external threaded rod is coplanar with the upper end surface of the first external threaded rod, the third external threaded rod is adapted to the first external threaded rod, and the screwing direction of the second external threaded rod is consistent with that of the first external threaded rod.
The utility model has the beneficial effects that: according to the utility model, only one rectangular through hole can be arranged on the same horizontal plane of the first external thread rod, and a plurality of rectangular through holes are arranged on the same horizontal plane of the first external thread rod, so that the rod body strength of a part of the first external thread rod corresponding to the horizontal plane can be greatly reduced, and the first external thread rod is easy to break; the bending guide groove can guide the rectangular plate to be bent outwards; when the lower end face of the second external threaded rod presses the bottom of the internal threaded blind hole, the upper end face of the second external threaded rod is coplanar with the upper end face of the first external threaded rod, and the third external threaded rod is adapted to the first external threaded rod at the moment, so that the upper end of the first external threaded rod is conveniently in threaded connection with other objects; the screwing direction of the second external threaded rod is consistent with that of the first external threaded rod, so that the first external threaded rod cannot be unscrewed when the second external threaded rod is screwed, the first external threaded rod is prevented from being screwed repeatedly or fixed by an extra tool when the second external threaded rod is screwed, and the installation efficiency is improved.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of a long threaded rod for a concrete wall of the present invention;
fig. 2 is a right side view of a long threaded rod for a concrete wall according to the present invention.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the utility model relates to a long threaded rod for a concrete wall, comprising a first external threaded rod 1, an internal threaded blind hole 11, rectangular through holes 12, a rectangular plate 120, a triangular prism 121, a second external threaded rod 2 and a third external threaded rod 21, wherein the upper end surface of the first external threaded rod 1 is provided with the coaxial internal threaded blind hole 11, the lower end hole wall of the internal threaded blind hole 11 is provided with a plurality of radially arranged rectangular through holes 12, each rectangular through hole 12 is internally provided with an adaptive rectangular plate 120, only the uppermost end of the rectangular plate 120 is connected with the rectangular through hole 12, the right end surface of the rectangular plate 120 is provided with an external thread adaptive to the first external threaded rod 1, the left end surface of the rectangular plate 120 is coplanar with an inner pipe wall where the bottom of the internal thread of the internal threaded blind hole 11 is located, the left end surface of the rectangular plate 120 is provided with the adaptive triangular prism 121, the front end surface of the triangular prism 121 is provided with the second external threaded rod 2 adaptive to the internal threaded blind hole 11, second external screw rod 2 is established in a plurality of rectangle through-hole 12 top, and 2 up end of second external screw rod is equipped with coaxial third external screw rod 21, and a plurality of rectangle through-hole 12 can only set up a rectangle through-hole 12 when setting up on the same horizontal plane of first external screw rod 1, rectangular plate 120 is equipped with the guide way 122 of bending with the junction of rectangle through-hole 12, and the guide way 122 of bending is established on 1 lateral wall of first external screw rod, when 2 terminal surface withstands 11 hole bottoms of internal thread blind hole under the second external screw rod 2, 2 up end of second external screw rod and 1 up end coplane of first external screw rod, and third external screw rod 21 suits with first external screw rod 1 this moment, and second external screw rod 2 is unanimous with the direction of screwing up of first external screw rod 1.
The working process of the utility model is as follows:
in the working process of the long threaded rod for the concrete wall, the lower end of a first external threaded rod 1 is screwed into a mounting hole in the concrete wall, then rod bodies of the first external threaded rod 1 corresponding to rectangular through holes 12 are all screwed into the mounting hole, then a second external threaded rod 2 is rotated to enable the lower end face of the second external threaded rod 2 to press the bottom of a blind hole 11 of an internal thread, and at the moment, a plurality of rectangular plates 120 are abutted against the wall of the mounting hole, so that the long threaded rod is not easy to loosen; when the long threaded rod is disassembled, the second outer threaded rod 2 is screwed out of the inner threaded blind hole 11, at the moment, the plurality of rectangular plates 120 do not prop against the wall of the mounting hole any more, the rectangular plates 120 can prop against the inner threaded blind hole 11 by the wall of the mounting hole when being pressed by the wall of the mounting hole, and the first outer threaded rod 1 can be easily screwed out of the mounting hole.
According to the utility model, only one rectangular through hole 12 can be arranged on the same horizontal plane of the first external thread rod 1, and a plurality of rectangular through holes 12 are arranged on the same horizontal plane of the first external thread rod 1, so that the rod body strength of a part of the first external thread rod 1 corresponding to the horizontal plane can be greatly reduced, and the first external thread rod 1 is easy to break; the bending guide groove 122 can guide the rectangular plate 120 to bend outwards; when the lower end surface of the second external threaded rod 2 presses the bottom of the internal threaded blind hole 11, the upper end surface of the second external threaded rod 2 is coplanar with the upper end surface of the first external threaded rod 1, and the third external threaded rod 21 is adapted to the first external threaded rod 1, so that the upper end of the first external threaded rod 1 can be conveniently in threaded connection with other objects; the screwing direction of the second external threaded rod 2 is consistent with that of the first external threaded rod 1, so that the first external threaded rod 1 cannot be unscrewed while the second external threaded rod 2 is screwed, the first external threaded rod 1 is prevented from being fixed by an extra tool when the first external threaded rod 1 is repeatedly screwed or the second external threaded rod 2 is screwed, and the installation efficiency is improved.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (4)
1. The utility model provides a long thread pole for concrete wall which characterized in that: comprises a first external thread rod (1), an internal thread blind hole (11), a rectangular through hole (12), a rectangular plate (120), a triangular prism (121), a second external thread rod (2) and a third external thread rod (21), wherein the upper end face of the first external thread rod (1) is provided with the coaxial internal thread blind hole (11), the lower end hole wall of the internal thread blind hole (11) is provided with a plurality of rectangular through holes (12) which are radially arranged, each rectangular through hole (12) is internally provided with a corresponding rectangular plate (120), only the uppermost end of the rectangular plate (120) is connected with the rectangular through hole (12), the right end face of the rectangular plate (120) is provided with an external thread which is matched with the first external thread rod (1), the left end face of the rectangular plate (120) is coplanar with the inner pipe wall where the internal thread tooth bottom of the internal thread blind hole (11) is positioned, the left end face of the rectangular plate (120) is provided with the matched triangular prism (121), the front end face of the triangular prism (121), a second external threaded rod (2) which is matched with the blind hole (11) of the internal thread is screwed, the second external threaded rod (2) is arranged above the plurality of rectangular through holes (12), and a third external threaded rod (21) which is coaxial is arranged on the upper end face of the second external threaded rod (2).
2. A long screw for concrete wall as claimed in claim 1, wherein: when the plurality of rectangular through holes (12) are arranged, only one rectangular through hole (12) can be arranged on the same horizontal plane of the first external thread rod (1).
3. A long screw for concrete wall as claimed in claim 1, wherein: the connecting part of the rectangular plate (120) and the rectangular through hole (12) is provided with a bending guide groove (122), and the bending guide groove (122) is arranged on the outer side wall of the first external thread rod (1).
4. A long screw for concrete wall as claimed in claim 1, wherein: when the lower end face of the second external threaded rod (2) presses the bottom of the internal threaded blind hole (11), the upper end face of the second external threaded rod (2) is coplanar with the upper end face of the first external threaded rod (1), the third external threaded rod (21) is adapted to the first external threaded rod (1), and the screwing direction of the second external threaded rod (2) is consistent with that of the first external threaded rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122741870.2U CN216618210U (en) | 2021-11-10 | 2021-11-10 | Long threaded rod for concrete wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122741870.2U CN216618210U (en) | 2021-11-10 | 2021-11-10 | Long threaded rod for concrete wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216618210U true CN216618210U (en) | 2022-05-27 |
Family
ID=81695870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122741870.2U Expired - Fee Related CN216618210U (en) | 2021-11-10 | 2021-11-10 | Long threaded rod for concrete wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216618210U (en) |
-
2021
- 2021-11-10 CN CN202122741870.2U patent/CN216618210U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220527 |