CN216241718U - Bridge cut-off type anchor bolt for heat preservation - Google Patents
Bridge cut-off type anchor bolt for heat preservation Download PDFInfo
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- CN216241718U CN216241718U CN202122328976.XU CN202122328976U CN216241718U CN 216241718 U CN216241718 U CN 216241718U CN 202122328976 U CN202122328976 U CN 202122328976U CN 216241718 U CN216241718 U CN 216241718U
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- expansion sleeve
- expansion
- heat insulation
- heat preservation
- insulation ring
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Abstract
The utility model discloses a broken bridge type anchor bolt for heat preservation, which comprises a fixed plate, wherein one side of the fixed plate is provided with a first expansion sleeve, one side of the first expansion sleeve, which is far away from the fixed plate, is provided with a second expansion sleeve, the outer side between the second expansion sleeve and the first expansion sleeve is provided with a first heat insulation ring, the inner part of the first heat insulation ring is provided with a cavity, a plurality of support blocks which are distributed at equal intervals are arranged between the cavities, the inner side between the second expansion sleeve and the first expansion sleeve is provided with a second heat insulation ring, two sides of the second heat insulation ring are respectively provided with two fixing grooves, fixing rings matched with the fixing grooves are arranged on the second expansion sleeve and the first expansion sleeve, and one side of the second expansion sleeve, which is far away from the first heat insulation ring, is provided with an expansion flap. This kind of crab-bolt simple structure has good fixed effect inside the hole, through the design of bridge cut-off formula, the effectual heat preservation effect that improves the crab-bolt.
Description
Technical Field
The utility model relates to the technical field of anchor bolts, in particular to an anchor bolt for bridge-cut type heat preservation.
Background
The heat-insulating anchor bolt for the external wall is made of concrete, solid bricks, hollow bricks and the like, and firstly, the heat-insulating anchor bolt for the external wall is made of concrete, solid bricks and hollow bricks, secondly, the thickness of a heat-insulating layer is required to be low in heat-conducting property.
Current heat preservation crab-bolt inserts expansion sleeve through inflation piece screw thread groove axle, rotates to expansion sleeve's the other end and come expansion sleeve extrusion, and a lesson expansion region is not good to heat preservation crab-bolt fixed effect in smooth downthehole alone in the expansion sleeve, and the crab-bolt takes place to rock in the hole, reduces the heat preservation effect. Therefore, we propose a broken bridge type anchor bolt for heat preservation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a broken bridge type anchor bolt for heat preservation, which solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: bridge cut-off formula crab-bolt for heat preservation, which comprises a fixing plate, fixed plate one side is equipped with first expansion sleeve, first expansion sleeve keeps away from fixed plate one side and is equipped with second expansion sleeve, the outside is equipped with first heat-insulating ring between second expansion sleeve and the first expansion sleeve, the cavity has been seted up to first heat-insulating ring inside, be equipped with the supporting shoe that a plurality of equidistance were arranged between the cavity, the inboard is equipped with the heat-insulating ring of second between second expansion sleeve and the first expansion sleeve, both sides all are equipped with two fixed slots on the heat-insulating ring of second, be equipped with on second expansion sleeve and the first expansion sleeve with fixed slot assorted solid fixed ring, second expansion sleeve keeps away from first heat-insulating ring one side and is equipped with the expansion valve.
Preferably, a plurality of grabbing blocks which are arranged at equal intervals are arranged on two sides of the second expansion casing.
Preferably, expansion joints are formed in the two sides of the expansion valve.
Preferably, four reinforcing ribs arranged in a matrix are arranged on one side, close to the first expansion sleeve, of the fixing plate, and the reinforcing ribs are fixedly connected with the first expansion sleeve.
Preferably, a positioning groove is formed in one side, away from the first expansion sleeve, of the fixing plate.
Compared with the prior art, the utility model has the beneficial effects that: this kind of bridge cut-off formula is crab-bolt for heat preservation, connect through first thermal-insulated ring and second thermal-insulated ring between first expansion sleeve and the second expansion sleeve, utilize flexible connected mode, make second expansion sleeve produce deformation under the drive of screw, and first expansion sleeve keeps unchangeable, the setting of first thermal-insulated ring and second thermal-insulated ring, make and form bridge cut-off formula structure between first expansion sleeve and the second expansion sleeve, thermal conduction has been cut off, the effectual heat preservation effect that improves the crab-bolt, this kind of crab-bolt simple structure, have good fixed effect inside the hole, through bridge cut-off formula's design, the effectual heat preservation effect that improves the crab-bolt.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of part A of the present invention
In the figure: the heat insulation device comprises a fixing plate 1, a first expansion sleeve 2, a second expansion sleeve 3, a first heat insulation ring 4, a cavity 5, a supporting block 6, a second heat insulation ring 7, a fixing groove 8, a fixing ring 9, a grabbing block 10, an expansion valve 11, an expansion gap 12, a reinforcing rib 13 and a positioning groove 14.
Detailed Description
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: bridge cut-off formula crab-bolt for heat preservation, including fixed plate 1, 1 one side of fixed plate is equipped with first expansion sleeve 2, 1 one side of fixed plate is kept away from to first expansion sleeve 2 is equipped with second expansion sleeve 3, the outside is equipped with first heat insulating ring 4 between second expansion sleeve 3 and first expansion sleeve 2, cavity 5 has been seted up at first heat insulating ring 4 middle part, be equipped with a plurality of equidistance supporting shoes 6 of arranging between cavity 5, the inboard is equipped with second heat insulating ring 7 between second expansion sleeve 3 and the first expansion sleeve 2, both sides all are equipped with two fixed slots 8 on the second heat insulating ring 7, be equipped with on second expansion sleeve 3 and the first expansion sleeve 2 with fixed ring 9 of fixed slot 8 assorted, the expansion pipe part divide into first expansion sleeve 2 and second expansion sleeve 3, when installing the screw, because link to each other through first heat insulating ring 4 and second heat insulating ring 7 between first expansion sleeve 2 and the second expansion sleeve 3 Connect, through flexible connected mode, make second expansion sleeve 3 produce deformation under the drive of screw, and first expansion sleeve 2 keeps unchangeable, at this moment, can not only make the bolt carry out stable fixed in the hole, simultaneously, effectively and lead the heat preservation effect of having guaranteed the crab-bolt, first heat-insulating ring 4 is PA66 nylon ring with second heat-insulating ring 7, it has the best and more comprehensive properties, including good mechanical strength, rigidity, toughness, heat-proof quality and wearability, can effectual improvement crab-bolt life. First heat-insulating ring 4 and second heat-insulating ring 7's setting makes and forms bridge cut-off type structure between first expansion sleeve 2 and the second expansion sleeve 3, has cut off thermal conduction, the effectual heat preservation effect that improves the crab-bolt, second expansion sleeve 3 keeps away from first heat-insulating ring 4 one side and is equipped with expansion valve 11, and expansion valve 11 can outwards expand when the screw rotates to make crab-bolt and hole can further be stably connected.
Further, 3 both sides of second expansion sleeve are equipped with the grabbing that a plurality of equidistance were arranged and attach piece 10, grab the setting that attaches piece 10, improve the grabbing power of second expansion sleeve 3 and hole inner wall to improve the stability of being connected between crab-bolt and the hole.
Further, expansion joints 12 are formed in two sides of the expansion valve 11, and the expansion degree of the expansion valve 11 can be further increased by the expansion joints 12.
Furthermore, four reinforcing ribs 13 arranged in a matrix are arranged on one side, close to the first expansion sleeve 2, of the fixing plate 1, the reinforcing ribs 13 are fixedly connected with the first expansion sleeve 2, and the arrangement of the reinforcing ribs 13 increases the connection strength between the fixing plate 1 and the first expansion sleeve 2.
Furthermore, a positioning groove 14 is formed in one side, away from the first expansion sleeve 2, of the fixing plate 1, and the positioning groove 14 can be used for positioning and storing the top of the screw, so that the top of the screw is protected.
Specifically, in the utility model, firstly, the anchor bolt is inserted into the hole, when the bolt is driven into the anchor bolt, the first expansion sleeve 2 and the second expansion sleeve 3 are connected through the first heat insulation ring 4 and the second heat insulation ring 7, and the second expansion sleeve 3 is driven by the bolt to deform in a flexible connection mode, while the first expansion sleeve 2 is kept unchanged, and the first heat insulation ring 4 and the second heat insulation ring 7 are arranged, so that a bridge-cut structure is formed between the first expansion sleeve 2 and the second expansion sleeve 3, the heat conduction is cut off, and the heat insulation effect of the anchor bolt is effectively improved.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Bridge cut-off formula is crab-bolt for heat preservation, including fixed plate (1), its characterized in that: a first expansion sleeve (2) is arranged on one side of the fixing plate (1), a second expansion sleeve (3) is arranged on one side of the first expansion sleeve (2) far away from the fixing plate (1), a first heat insulation ring (4) is arranged on the outer side between the second expansion casing (3) and the first expansion casing (2), a cavity (5) is arranged in the middle of the first heat insulation ring (4), a plurality of supporting blocks (6) which are arranged at equal intervals are arranged between the cavities (5), a second heat insulation ring (7) is arranged on the inner side between the second expansion casing (3) and the first expansion casing (2), two fixing grooves (8) are arranged on both sides of the second heat insulation ring (7), the second expansion sleeve (3) and the first expansion sleeve (2) are provided with fixing rings (9) matched with the fixing grooves (8), and an expansion valve (11) is arranged on one side, far away from the first heat insulation ring (4), of the second expansion sleeve (3).
2. The anchor bolt for bridge cut-off type heat preservation according to claim 1, characterized in that: and a plurality of grabbing blocks (10) which are arranged at equal intervals are arranged on two sides of the second expansion casing (3).
3. The anchor bolt for bridge cut-off type heat preservation according to claim 1, characterized in that: expansion joints (12) are arranged on two sides of the expansion valve (11).
4. The anchor bolt for bridge cut-off type heat preservation according to claim 1, characterized in that: and four reinforcing ribs (13) arranged in a matrix are arranged on one side of the fixing plate (1) close to the first expansion sleeve (2), and the reinforcing ribs (13) are fixedly connected with the first expansion sleeve (2).
5. The anchor bolt for bridge cut-off type heat preservation according to claim 1, characterized in that: and one side of the fixing plate (1) far away from the first expansion sleeve (2) is provided with a positioning groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122328976.XU CN216241718U (en) | 2021-09-26 | 2021-09-26 | Bridge cut-off type anchor bolt for heat preservation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122328976.XU CN216241718U (en) | 2021-09-26 | 2021-09-26 | Bridge cut-off type anchor bolt for heat preservation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216241718U true CN216241718U (en) | 2022-04-08 |
Family
ID=80987661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122328976.XU Active CN216241718U (en) | 2021-09-26 | 2021-09-26 | Bridge cut-off type anchor bolt for heat preservation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216241718U (en) |
-
2021
- 2021-09-26 CN CN202122328976.XU patent/CN216241718U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 065800 Dazhao village, Wen'an Town, Wen'an County, Langfang City, Hebei Province Patentee after: Hebei Xiers Energy Conservation Technology Co.,Ltd. Address before: 065800 Dazhao village, Wen'an Town, Wen'an County, Langfang City, Hebei Province Patentee before: Hebei Sears Energy Saving Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |