CN211693124U - Concrete slab expansion bolt embedded part - Google Patents
Concrete slab expansion bolt embedded part Download PDFInfo
- Publication number
- CN211693124U CN211693124U CN202020255306.2U CN202020255306U CN211693124U CN 211693124 U CN211693124 U CN 211693124U CN 202020255306 U CN202020255306 U CN 202020255306U CN 211693124 U CN211693124 U CN 211693124U
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- CN
- China
- Prior art keywords
- expansion bolt
- unable adjustment
- adjustment base
- expansion
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a concrete slab expansion bolts built-in fitting, the on-line screen storage device comprises a fixed pedestal, the last expansion bolt hole of having seted up of unable adjustment base, the last perpendicular to unable adjustment base surface rigid coupling of expansion bolt hole has the expansion bolt sleeve pipe, the last rigid coupling of unable adjustment base has the strengthening rib, the strengthening rib becomes radially around the expansion bolt sleeve pipe, it has fixed ear to go back the rigid coupling on unable adjustment base's the periphery, the fixed orifices has been seted up on the fixed ear. The utility model discloses effectual expansion bolts does not have the built-in fitting among the prior art of having solved, and punch in real time and damage pre-buried pipeline and built-in fitting specification non-uniformly easily to cause the poor problem of pre-buried precision.
Description
Technical Field
The utility model belongs to the technical field of expansion bolts, concretely relates to concrete slab expansion bolt built-in fitting.
Background
In present building site construction and home decoration, expansion bolts need to be used to carry out a series of fixed mounting many times, but need utilize before the installation expansion bolts to strike and bore first wall body and punch, later with expansion bolts put into the hole to fastening expansion bolts, or some circumstances belong to at the instant manual equipment of job site or make various built-in fitting devices, carry out the better fixed of expansion bolts. However, the impact drill is used for punching in real time, damage to concrete plates and embedded pipeline lines is easily caused, various embedded part devices are assembled or manufactured manually in real time on a construction site, deviation of specification and dimension and deviation of embedded hole dimension are easily caused, embedding precision is not easily controlled, and embedding quality cannot be guaranteed.
The invention content is as follows:
the utility model provides a concrete slab expansion bolts built-in fitting, effectual expansion bolts among the solution prior art does not have the built-in fitting, and punches in real time and damage pre-buried pipeline and built-in fitting specification non-uniform easily to cause the poor problem of pre-buried precision.
The utility model discloses a realize through following technical scheme:
the utility model provides a concrete slab expansion bolts built-in fitting, includes unable adjustment base, unable adjustment base is last to have seted up the expansion bolt hole, the last perpendicular to unable adjustment base surface rigid coupling of expansion bolt hole has the expansion bolt sleeve pipe, the last rigid coupling of unable adjustment base has the strengthening rib, the strengthening rib becomes radially around the expansion bolt sleeve pipe, still the rigid coupling has the fixed ear on unable adjustment base's the periphery, the fixed orifices has been seted up on the fixed ear.
Furthermore, the fixed base is circular, and the axis of the expansion bolt sleeve coincides with the circle center of the fixed base.
Furthermore, the reinforcing ribs are in right-angle wedge shapes, the mutually perpendicular surfaces of the reinforcing ribs are fixedly connected with the fixed base and the expansion bolt sleeve respectively, and included angles between the reinforcing ribs relative to the circle center of the fixed base are equal.
Compared with the prior art, the utility model discloses following profitable technological effect has:
(1) the utility model can ensure the reserved space of the embedded part in the wall body through the arrangement of the fixed base, the expansion bolt hole and the expansion bolt sleeve, so that the expansion bolt corresponding to the diameter of the expansion bolt sleeve can smoothly enter the hole; the stability of fixedly connecting the fixed base and the expansion bolt sleeve can be ensured by the radial reinforcing ribs; the fixing lugs are fixedly connected to the periphery of the fixing base, so that the integral embedded part is fixedly connected with the wall.
(2) The utility model discloses a set up unable adjustment base into circular, can improve unable adjustment base's steadiness, through the setting of expansion bolts sheathed tube axis and unable adjustment base's centre of a circle coincidence, can guarantee that the holistic atress of built-in fitting is even.
(3) The reinforcing rib is arranged in a right-angled wedge shape, so that the strength of the reinforcing rib can be ensured, and the strength of the fixed base and the expansion bolt sleeve fixedly connected is ensured to be enough; the included angles of the reinforcing ribs relative to the circle center of the fixed base are equal, so that the stress uniformity is ensured.
(4) The overall design of the utility model avoids the damage of the later-stage impact drilling hole to the concrete structure and the original reserved embedded pipeline; the reserved hole has accurate diameter and depth, the expansion bolt is firmly fixed and fastened, the qualification rate is high, and the construction is simple and convenient.
Description of the drawings:
fig. 1 is a schematic front view of an embodiment of the present invention;
fig. 2 is a schematic top view of an embodiment of the present invention;
fig. 3 is an installation diagram of the present invention, which is fixedly engaged with a wall;
fig. 4 is a front view of an insert corresponding to an expansion bolt of model M10 according to an embodiment of the present invention;
fig. 5 is a top dimension view of an embedment corresponding to an expansion bolt of model M10 according to an embodiment of the present invention.
Description of reference numerals:
1-fixing base, 2-expansion bolt sleeve, 3-fixing hole, 4-reinforcing rib, 5-fixing lug, 6-screw, 7-wall and 8-expansion bolt hole.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
As shown in fig. 1 and 2, an expansion bolt embedded part for a concrete slab includes a fixing base 1, an expansion bolt hole 8 is formed in the fixing base 1, an expansion bolt sleeve 2 is fixedly connected to the surface of the fixing base 1, which is perpendicular to the expansion bolt hole 8, a reinforcing rib 4 is fixedly connected to the fixing base 1, the reinforcing rib 4 is radial around the expansion bolt sleeve 2, a fixing lug 5 is further fixedly connected to the periphery of the fixing base 1, and a fixing hole 3 is formed in the fixing lug 5.
The following is a detailed description of a specific embodiment, an expansion bolt hole 8 is formed in the fixing base 1, an expansion bolt sleeve 2 is integrally formed on the expansion bolt hole 8 and perpendicular to the surface of the fixing base 1, a reinforcing rib 4 is integrally formed on the fixing base 1, the reinforcing rib 4 is radial around the expansion bolt sleeve 2, 4 fixing lugs 5 are further integrally formed on the periphery of the fixing base 1, and a fixing hole 3 is formed in each fixing lug 5.
In the embodiment, the arrangement of the fixing base, the expansion bolt hole and the expansion bolt sleeve can ensure the reserved space of the embedded part in the wall body, so that the expansion bolt corresponding to the diameter of the expansion bolt sleeve can smoothly enter the hole; the stability of fixedly connecting the fixed base and the expansion bolt sleeve can be ensured by the radial reinforcing ribs; the fixing lugs are fixedly connected to the periphery of the fixing base, so that the integral embedded part is fixedly connected with the wall.
As a further example, the fixed base 1 is circular, and the axis of the expansion bolt sleeve 2 coincides with the center of the fixed base 1. The non-connecting end of the expansion bolt sleeve 2 is closed.
In the embodiment, the fixed base is set to be circular, so that the stability of the fixed base can be improved, and the integral stress of the embedded part can be ensured to be uniform through the arrangement that the axis of the expansion bolt sleeve is superposed with the circle center of the fixed base; the non-connecting end of the expansion bolt sleeve 2 is set to be closed, so that dust and impurities can be prevented from entering the expansion bolt sleeve 2.
As a further embodiment, the reinforcing ribs 4 are in a right-angled wedge shape, the mutually perpendicular surfaces of the reinforcing ribs 4 are fixedly connected with the fixing base 1 and the expansion bolt sleeve 2 respectively, and the included angles between the reinforcing ribs 4 with respect to the circle center of the fixing base 1 are equal.
In the following, detailed description is given by using specific embodiments, the reinforcing ribs 4 are in the shape of right-angled wedges, the mutually perpendicular surfaces of the reinforcing ribs 4 are respectively and integrally formed with the fixing base 1 and the expansion bolt sleeve 2, the number of the reinforcing ribs 4 is four, the circle center of the fixing base 1 is used as a vertex, and the included angle between every two reinforcing ribs is 90 °.
In the embodiment, the reinforcing ribs are arranged in the shape of right-angled wedges, so that the strength of the reinforcing ribs can be ensured, and the strength of the fixed base and the expansion bolt sleeve which are fixedly connected is enough; the included angles of the reinforcing ribs relative to the circle center of the fixed base are equal, so that the stress uniformity is ensured.
The following is detailed by specific fabrication process dimensions:
as shown in fig. 4 and 5, according to the specification parameters (drilling size, depth, etc.) of the expansion bolt according to the hardware manual, an embedded part is designed, the embedded part is made of PE (polyethylene), the diameter of the expansion bolt hole 8 and the length of the expansion bolt sleeve 2 are determined according to the corresponding expansion bolt specification, and if the expansion bolt specification is commonly used, the expansion bolt specification includes: M6/M8/M10/M12, the diameters of the expansion bolt holes 8 are, in order: 10.5/12.5/14.5/19mm, so the inner diameter of the expansion bolt sleeve 2 is the same as the diameter of the expansion bolt hole 8; the length of the expansion bolt bushing 2 is then in turn: 41/51/61/76 mm; the diameter of the fixed base 1 is 100 mm; and then fixing the whole expansion bolt PE embedded part in a concrete structure by using fixing holes on 4 fixing lugs and fixing the expansion bolt PE embedded part on a wall body 7 by using screws 6, wherein the embedded point position is accurately modeled according to BIM.
The overall design of the utility model avoids the damage of the later-stage impact drilling hole to the concrete structure and the original reserved embedded pipeline; the reserved hole has accurate diameter and depth, the expansion bolt is firmly fixed and fastened, the qualification rate is high, and the construction is simple and convenient.
The embodiments given above are preferred examples for implementing the present invention, and the present invention is not limited to the above-described embodiments. Any non-essential addition and replacement made by the technical features of the technical solution of the present invention by those skilled in the art all belong to the protection scope of the present invention.
Claims (3)
1. The utility model provides a concrete slab expansion bolts built-in fitting, its characterized in that, includes unable adjustment base (1), expansion bolt hole (8) have been seted up on unable adjustment base (1), perpendicular to unable adjustment base (1) surface rigid coupling has expansion bolt sleeve pipe (2) on expansion bolt hole (8), the rigid coupling has strengthening rib (4) on unable adjustment base (1), strengthening rib (4) become radially around expansion bolt sleeve pipe (2), it has fixed ear (5) to go back the rigid coupling on the periphery of unable adjustment base (1), fixed orifices (3) have been seted up on fixed ear (5).
2. A concrete panel expansion bolt embedment according to claim 1, wherein said anchor base (1) is circular and the axis of said expansion bolt sleeve (2) coincides with the center of the circle of the anchor base (1).
3. The embedded part of the expansion bolt for the concrete slab as claimed in claim 1, wherein the reinforcing ribs (4) are in the shape of right-angled wedges, the mutually perpendicular surfaces of the reinforcing ribs (4) are fixedly connected with the fixing base (1) and the expansion bolt sleeve (2) respectively, and the included angles between the reinforcing ribs (4) about the circle center of the fixing base (1) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020255306.2U CN211693124U (en) | 2020-03-03 | 2020-03-03 | Concrete slab expansion bolt embedded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020255306.2U CN211693124U (en) | 2020-03-03 | 2020-03-03 | Concrete slab expansion bolt embedded part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211693124U true CN211693124U (en) | 2020-10-16 |
Family
ID=72779149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020255306.2U Expired - Fee Related CN211693124U (en) | 2020-03-03 | 2020-03-03 | Concrete slab expansion bolt embedded part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211693124U (en) |
-
2020
- 2020-03-03 CN CN202020255306.2U patent/CN211693124U/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 |
Granted publication date: 20201016 Termination date: 20210303 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |