CN203808319U - Looseness-prevention fastening device and curtain wall - Google Patents
Looseness-prevention fastening device and curtain wall Download PDFInfo
- Publication number
- CN203808319U CN203808319U CN201420206261.4U CN201420206261U CN203808319U CN 203808319 U CN203808319 U CN 203808319U CN 201420206261 U CN201420206261 U CN 201420206261U CN 203808319 U CN203808319 U CN 203808319U
- Authority
- CN
- China
- Prior art keywords
- securing member
- thermal insulation
- pressing plate
- insulation barriers
- curtain wall
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a looseness-prevention fastening device. The device comprises a fastener, a heat insulation part is arranged between the fastener and a pressing plate for containing the fastener in a sleeved mode, and an elastic clamping spring is arranged on the periphery of the heat insulation part in a hooped mode, wherein when the heat insulation part loses efficacy and disappears, the elastic clamping spring shrinks, and the gap between the fastener and the pressing plate is filled up by the elastic clamping spring. The looseness-prevention fastening device has the advantages of being simple in structure, convenient to install, and capable of effectively improving the fastening strength. A curtain wall comprises the pressing plate, a keel and a curtain wall plate, the curtain wall plate is respectively connected with the pressing plate and the keel in a fastening mode through the looseness-prevention fastening device, the curtain wall plate is clamped between the pressing plate and the keel, and when the heat insulation part loses efficacy and disappears, the elastic clamping spring shrinks, and the gap between the fastener and the pressing plate is filled up by the elastic clamping spring. The curtain wall has the advantages of being simple in structure, convenient to install and capable of effectively improving the fastening strength.
Description
Technical field
The utility model relates generally to building engineering field, relates in particular to a kind of locking fastener and curtain wall.
Background technology
On building, knot often need to use securing member, is fastenedly connected, and in order to meet the requirement of heat preservation energy-saving, needs to have adopted bridge insulation thermal resistance device, to reach the effect of bridge insulation thermal resistance to realize.
In the curtain wall system of prior art, keel frame and pressing plate are the bearing carriers of whole curtain system, mostly make with the shape that possesses good load-carrying properties, and shape does not possess good effect of heat insulation, if use the material that possesses good load-carrying properties and effect of heat insulation simultaneously, its cost is extremely expensive again, is difficult to realize industrialization.Generally can be between curtain wall panel and pressing plate, between curtain wall panel and keel and be provided with thermal insulation barriers between securing member and pressing plate, to reach the effect of bridge insulation thermal resistance.But while facing larger variations in temperature (as being subject to influence of fire) due to thermal insulation barriers, be prone to aging phenomenon compared with miscellaneous part, when after thermal insulation barriers ageing failure, it is large that fit-up gap between face glass and keel frame becomes, the phenomenon that there will be face glass to collect together, when serious, even there will be that face glass drops, broken problem, greatly affected integrality and the safety of whole curtain wall system.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of simple in structure, easy for installation, locking fastener and curtain wall that can effectively improve fastening strength is provided.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of locking fastener, comprises securing member, between described securing member and pressing plate for installing securing member, is provided with thermal insulation barriers, and described thermal insulation barriers peripheral shroud is provided with the elastic circlip that shrinks and make up gap between securing member and pressing plate in the time that thermal insulation barriers lost efficacy disappearance.
Further improvement as technique scheme:
Described securing member is bolt arrangement, and described thermal insulation barriers is sheathed on the nut end of securing member, and described thermal insulation barriers lost efficacy while disappearance, and described elastic circlip shrinks and makes up the gap between securing member nut bottom and pressing plate.
On described elastic circlip, offer the first opening of being convenient to elastic circlip contraction distending.
On described thermal insulation barriers, offer the second opening of being convenient to thermal insulation barriers distending.
Described securing member is provided with the first inclined-plane for distending thermal insulation barriers in the spiral shell body portion near nut.
The nut top of described securing member is arranged with nylon cap, and described nylon cap is positioned at elastic circlip top.
The pull bar being provided with for pulling open described elastic circlip is extended in described the first opening both sides.
Described thermal insulation barriers is provided with the holding section for preventing from moving on elastic circlip in elastic circlip top.
A kind of curtain wall, comprise pressing plate, keel and curtain wall panel, described curtain wall panel is fastenedly connected with pressing plate and keel respectively by above-mentioned locking fastener, described curtain wall panel is held between pressing plate and keel, described thermal insulation barriers lost efficacy while disappearance, and described elastic circlip shrinks and makes up the gap between securing member and pressing plate.
Compared with prior art, the utility model has the advantage of:
Locking fastener of the present utility model, comprise securing member, securing member and be provided with thermal insulation barriers for installing between the pressing plate of securing member, thermal insulation barriers can play the effect of bridge insulation thermal resistance, it is simple in structure, easy for installation, and thermal insulation barriers peripheral shroud is provided with the elastic circlip that shrinks and make up gap between securing member and pressing plate in the time that thermal insulation barriers lost efficacy disappearance, the elastic circlip that hoop is located at thermal insulation barriers periphery is first in distending state, in the time that this thermal insulation barriers is subject to high temperature melt, between securing member and pressing plate, can produce gap, therefore elastic circlip can shrink voluntarily, just fill the gap making up between securing member and pressing plate, guarantee that this securing member can not become flexible, ensure bonding strength.Curtain wall of the present utility model, draw together pressing plate, keel and curtain wall panel, curtain wall panel is fastenedly connected with pressing plate and keel respectively by above-mentioned locking fastener, curtain wall panel is held between pressing plate and keel, in the time that the thermal insulation barriers in this curtain wall system lost efficacy disappearance, between securing member and pressing plate, can produce gap, curtain wall panel can be become flexible, now, elastic circlip can shrink and make up the gap between securing member and pressing plate, guarantee that this securing member can not become flexible, ensure bonding strength, there will not be curtain wall panel monoblock to drop, broken problem, integrality and the safety of whole curtain wall system are greatly improved.
Brief description of the drawings
Fig. 1 is the sectional structure schematic diagram before locking fastener embodiment 1 thermal insulation barriers of the utility model disappears.
Fig. 2 is the sectional structure schematic diagram after locking fastener embodiment 1 thermal insulation barriers of the utility model disappears.
Fig. 3 is the perspective view before locking fastener embodiment 1 thermal insulation barriers of the utility model disappears.
Fig. 4 is the perspective view of securing member in the locking fastener embodiment 1 of the utility model.
Fig. 5 is the perspective view of thermal insulation barriers in the locking fastener embodiment 1 of the utility model.
Fig. 6 is the perspective view of the locking fastener embodiment 1 Elastic jump ring of the utility model.
Fig. 7 is the sectional structure schematic diagram before the utility model curtain wall embodiment 1 thermal insulation barriers disappears.
Fig. 8 is the sectional structure schematic diagram after the utility model curtain wall embodiment 1 thermal insulation barriers disappears.
Fig. 9 is the sectional structure schematic diagram before locking fastener embodiment 2 thermal insulation barriers of the utility model disappear.
Figure 10 is the sectional structure schematic diagram after locking fastener embodiment 2 thermal insulation barriers of the utility model disappear.
Figure 11 is the perspective view before locking fastener embodiment 2 thermal insulation barriers of the utility model disappear.
Figure 12 is the perspective view of securing member in the locking fastener embodiment 2 of the utility model.
Figure 13 is the perspective view of the locking fastener embodiment 2 Elastic jump rings of the utility model.
Figure 14 is the sectional structure schematic diagram before the utility model curtain wall embodiment 2 thermal insulation barriers disappear.
Figure 15 is the sectional structure schematic diagram after the utility model curtain wall embodiment 2 thermal insulation barriers disappear.
In figure, each label represents:
1, securing member; 11, the first inclined-plane; 12, the second inclined-plane; 2, pressing plate; 3, thermal insulation barriers; 31, the 3rd inclined-plane; 32, the second opening; 33, holding section; 4, elastic circlip; 41, the first opening; 42, pull bar; 5, nylon cap; 6, keel; 7, curtain wall panel.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, the utility model is described in further details.
embodiment 1:
Fig. 1 to Fig. 6 shows the first embodiment of the locking fastener of the utility model, this fastener comprises securing member 1, securing member 1 and be provided with thermal insulation barriers 3 for installing between the pressing plate 2 of securing member 1, this pressing plate 2 is connected with keel 6 by securing member 1, and clamp curtain wall panel 7, thermal insulation barriers 3 can play the effect of bridge insulation thermal resistance, it is simple in structure, easy for installation, and thermal insulation barriers 3 peripheral shrouds are provided with the elastic circlip 4 that shrinks and make up gap between securing member 1 and pressing plate 2 in the time that thermal insulation barriers 3 lost efficacy disappearance, the elastic circlip 4 that hoop is located at thermal insulation barriers 3 peripheries is first in distending state, in the time that thermal insulation barriers 3 is subject to high temperature melt, between securing member 1 and pressing plate 2, can produce gap, therefore elastic circlip 4 can shrink voluntarily, just fill the gap making up between securing member 1 and pressing plate 2, guarantee that this securing member 1 can not become flexible, ensure bonding strength.
In the present embodiment, securing member 1 is bolt arrangement, thermal insulation barriers 3 is sheathed on the nut end of securing member 1, thermal insulation barriers 3 lost efficacy while disappearance, elastic circlip 4 shrinks and makes up the gap between securing member 1 nut bottom and pressing plate 2, arrange like this, make securing member 1 nut bottom and pressing plate 2 form a cannelure, in the time that thermal insulation barriers 3 is subject to high temperature melt, this elastic circlip 4 is just contracted in this cannelure, can guarantee that this securing member 1 can not become flexible on the one hand, ensure bonding strength, on the other hand, the nut end of securing member 1 again can be to elastic circlip 4 constraint location, guarantee that this elastic circlip 4 shrinks the phenomenon that there will not be sideslip while making up, improve elastic circlip 4 and shunk the stability and the agility that make up.
In the present embodiment, on elastic circlip 4, offer the first opening 41 of being convenient to elastic circlip 4 and shrinking distending, this first opening 41 can ensure that elastic circlip 4 is in distending state in the time that elastic circlip 4 is installed, improve the contractile function of elastic circlip 4, strengthened gap and made up effect.
In the present embodiment, on thermal insulation barriers 3, further offer the second opening 32 of being convenient to thermal insulation barriers 3 distendings, this second opening 32 can ensure in the time of tightening fastener parts 1, thermal insulation barriers 3 is connected with pressing plate 2 swellings, ensure bonding strength, meanwhile, this thermal insulation barriers 3 is connected with elastic circlip 4 swellings again, has ensured the pre-distending power of elastic circlip 4.
In the present embodiment, securing member 1 is further provided with the first inclined-plane 11 for distending thermal insulation barriers 3 in the spiral shell body portion near nut, and in the time of tightening fastener parts 1, this first inclined-plane 11 can further order about thermal insulation barriers 3 distendings, has further improved bonding strength.
In the present embodiment, the nut bottom of securing member 1 is provided with the second inclined-plane 12, thermal insulation barriers 3 tops are provided with for coordinate the 3rd inclined-plane 31 offseting with the second inclined-plane 12, being used in conjunction with of this second inclined-plane 12 and the 3rd inclined-plane 31, while making tightening fastener parts 1 on the one hand, this securing member 1 can order about thermal insulation barriers 3 and elastic circlip 4 distendings, thereby ensure when mounted, elastic circlip 4 is in distending state, on the other hand, in the time that thermal insulation barriers 3 is subject to high temperature melt, this elastic circlip 4 can shrink along the second inclined-plane 12, further improve elastic circlip 4 and shunk the stability and the agility that make up.
In the present embodiment, the nut top of securing member 1 is further arranged with nylon cap 5, nylon cap 5 is positioned at elastic circlip 4 tops, these nylon cap 5 cover caps are lived the nut of securing member 1, have further improved the effect of bridge insulation thermal resistance, simultaneously, nylon cap 5 is positioned at elastic circlip 4 tops, elastic circlip 4 is played the effect of location, can prevent from moving on elastic circlip 4, ensured the effect that makes up of elastic circlip 4.
Fig. 7 to and Fig. 8 show the first embodiment of the utility model curtain wall, this curtain wall comprises pressing plate 2, keel 6 and curtain wall panel 7, curtain wall panel 7 is fastenedly connected with pressing plate 2 and keel 6 respectively by above-mentioned locking fastener, curtain wall panel 7 is held between pressing plate 2 and keel 6, in the time that the thermal insulation barriers 3 in this curtain wall system lost efficacy disappearance, between securing member 1 and pressing plate 2, can produce gap, curtain wall panel 7 can be loosening, now, elastic circlip 4 can shrink and make up the gap between securing member 1 and pressing plate 2, guarantee that this securing member 1 can not become flexible, ensure bonding strength, there will not be curtain wall panel 7 monoblocks to drop, broken problem, integrality and the safety of whole curtain wall system are greatly improved.
embodiment 2:
Fig. 9 to Figure 13 shows the second embodiment of the locking fastener of the utility model, locking fastener in this fastener and embodiment 1 is basic identical, difference is only: the pull bar 42 being provided with for pulling open elastic circlip 4 is extended in the first opening 41 both sides, this pull bar 42 is convenient to pull open elastic circlip 4, can realize the rear dress of elastic circlip 4, when installation, can first securing member 1 be connected with pressing plate 2 with thermal insulation barriers 3, pull open elastic circlip 4 lock rings in thermal insulation barriers 3 peripheries by pull bar 42 again, it is simple in structure, easy to assembly.
In the present embodiment, thermal insulation barriers 3 is provided with the holding section 33 for preventing from moving on elastic circlip 4 in elastic circlip 4 tops, and the effect of location is played in this holding section 33 to elastic circlip 4, can prevent from moving on elastic circlip 4, has ensured the effect that makes up of elastic circlip 4.
Figure 14 to and Figure 15 show the second embodiment of the utility model curtain wall, this curtain wall comprises pressing plate 2, keel 6 and curtain wall panel 7, curtain wall panel 7 is fastenedly connected with pressing plate 2 and keel 6 respectively by above-mentioned locking fastener, curtain wall panel 7 is held between pressing plate 2 and keel 6, in the time that the thermal insulation barriers 3 in this curtain wall system lost efficacy disappearance, between securing member 1 and pressing plate 2, can produce gap, curtain wall panel 7 can be loosening, now, elastic circlip 4 can shrink and make up the gap between securing member 1 and pressing plate 2, guarantee that this securing member 1 can not become flexible, ensure bonding strength, there will not be curtain wall panel 7 monoblocks to drop, broken problem, integrality and the safety of whole curtain wall system are greatly improved.
Although the utility model discloses as above with preferred embodiment, but not in order to limit the utility model.Any those of ordinary skill in the art, in the situation that not departing from technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all should drop in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the utility model technical spirit.
Claims (10)
1. a locking fastener, comprise securing member (1), described securing member (1) and be provided with thermal insulation barriers (3) for installing between the pressing plate (2) of securing member (1), is characterized in that: described thermal insulation barriers (3) peripheral shroud is provided with at thermal insulation barriers (3) and lost efficacy and shrink and make up the elastic circlip (4) in gap between securing member (1) and pressing plate (2) while disappearing.
2. locking fastener according to claim 1, it is characterized in that: described securing member (1) is bolt arrangement, described thermal insulation barriers (3) is sheathed on the nut end of securing member (1), described thermal insulation barriers (3) lost efficacy while disappearance, and described elastic circlip (4) shrinks and makes up the gap between securing member (1) nut bottom and pressing plate (2).
3. locking fastener according to claim 1 and 2, is characterized in that: on described elastic circlip (4), offer the first opening (41) of being convenient to elastic circlip (4) contraction distending.
4. locking fastener according to claim 3, is characterized in that: on described thermal insulation barriers (3), offer the second opening (32) of being convenient to thermal insulation barriers (3) distending.
5. locking fastener according to claim 4, is characterized in that: described securing member (1) is provided with the first inclined-plane (11) for distending thermal insulation barriers (3) in the spiral shell body portion near nut.
6. locking fastener according to claim 1 and 2, is characterized in that: the nut top of described securing member (1) is arranged with nylon cap (5), and described nylon cap (5) is positioned at elastic circlip (4) top.
7. locking fastener according to claim 5, is characterized in that: the nut top of described securing member (1) is arranged with nylon cap (5), and described nylon cap (5) is positioned at elastic circlip (4) top.
8. locking fastener according to claim 3, is characterized in that: the pull bar (42) being provided with for pulling open described elastic circlip (4) is extended in described the first opening (41) both sides.
9. locking fastener according to claim 8, is characterized in that: described thermal insulation barriers (3) is provided with the holding section (33) for preventing from moving on elastic circlip (4) in elastic circlip (4) top.
10. a curtain wall, it is characterized in that: comprise pressing plate (2), keel (6) and curtain wall panel (7), described curtain wall panel (7) by as in claim 1 to 9 as described in any one locking fastener be fastenedly connected with pressing plate (2) and keel (6) respectively, described curtain wall panel (7) is held between pressing plate (2) and keel (6), described thermal insulation barriers (3) lost efficacy while disappearance, and described elastic circlip (4) shrinks and makes up the gap between securing member (1) and pressing plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420206261.4U CN203808319U (en) | 2014-04-25 | 2014-04-25 | Looseness-prevention fastening device and curtain wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420206261.4U CN203808319U (en) | 2014-04-25 | 2014-04-25 | Looseness-prevention fastening device and curtain wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203808319U true CN203808319U (en) | 2014-09-03 |
Family
ID=51447096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420206261.4U Withdrawn - After Issue CN203808319U (en) | 2014-04-25 | 2014-04-25 | Looseness-prevention fastening device and curtain wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203808319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103938773A (en) * | 2014-04-25 | 2014-07-23 | 湖南省金为型材有限公司 | Anti-loosening fastening device and curtain wall |
| CN115126095A (en) * | 2022-05-11 | 2022-09-30 | 同创金泰建筑技术（北京）有限公司 | Connecting device suitable for ultra-low energy consumption curtain |
-
2014
- 2014-04-25 CN CN201420206261.4U patent/CN203808319U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103938773A (en) * | 2014-04-25 | 2014-07-23 | 湖南省金为型材有限公司 | Anti-loosening fastening device and curtain wall |
| CN115126095A (en) * | 2022-05-11 | 2022-09-30 | 同创金泰建筑技术（北京）有限公司 | Connecting device suitable for ultra-low energy consumption curtain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20171114 |