CN209891384U - Prefabricated frame post lightning protection downlead connecting device - Google Patents
Prefabricated frame post lightning protection downlead connecting device Download PDFInfo
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- CN209891384U CN209891384U CN201822129797.1U CN201822129797U CN209891384U CN 209891384 U CN209891384 U CN 209891384U CN 201822129797 U CN201822129797 U CN 201822129797U CN 209891384 U CN209891384 U CN 209891384U
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- main muscle
- stick
- prefabricated frame
- rod
- lightning protection
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Abstract
The utility model discloses a lightning protection down lead connecting device of a prefabricated frame column, which comprises a connecting device body, the connecting device body comprises a connecting component, a first current receiving rod, a second current receiving rod, a first releasing rod and a second releasing rod which are arranged on the connecting component, one end of the first flow receiving rod, which is far away from the connecting component, is arranged on the first upper main rib, one end of the second flow receiving rod, which is far away from the connecting component, is arranged on the second upper main rib, one end of the first releasing rod, which is far away from the connecting component, is arranged on the first lower main rib, one end of the second releasing rod, which is far away from the connecting component, is arranged on the second lower main rib, the connecting device enables the main rib of the prefabricated frame column to be used as the lightning protection downlead, avoids potential safety hazards and maintenance problems which are easily caused when the existing outer wall is adopted to clearly coat a special metal wire as the lightning protection downlead, and effectively reduces production and manufacturing cost.
Description
Technical Field
The utility model relates to a building field especially relates to a prefabricated frame post lightning protection downlead connecting device.
Background
The lightning down conductor is a metal conductor which discharges lightning current from the lightning receptor into the grounding device. The installation mode is that a special metal wire is arranged and is exposed along the outer wall of the building; metal components of buildings (such as fire ladders), metal chimneys, metal ladder stands of chimneys and the like are used; it is beneficial to use the steel bar in the concrete in the building. However, no matter what way is adopted as the down conductor, the requirements of thermal stability and mechanical strength of the down conductor are required to be met, and strong lightning current is ensured not to be melted when passing through the down conductor.
In the assembly integral frame structure building, because prefabricated post owner muscle can break off in the sleeve, can not utilize the owner muscle to do the lightning protection downlead simultaneously like traditional cast-in-place structure, the lightning protection downlead mode of installing commonly used is that the outer wall obviously applies special wire. The straightened down conductor material is transported to an installation site, lifted to the highest point of a building, and is clamped and fixed with a lantern ring and fixed by bolts or welding with a supporting clamp embedded in a wall body point by point from top to bottom.
However, the method of adopting the outer wall to be obviously coated with the special metal wire as the lightning protection down lead has the following defects:
(1) extra material consumption and relatively high labor cost are required for installation;
(2) or may affect the appearance of buildings, especially high-end buildings;
(3) because the exposed down lead is in an exposed state, the metal wire is greatly influenced by the erosion of the external environment and needs to be subjected to anticorrosion treatment and periodic maintenance;
(4) the exposed down lead has certain potential safety hazards, such as contact voltage and side flashover voltage, which may cause injury to personnel.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a prefabricated frame post lightning protection downlead connecting device, it can avoid the current potential safety hazard and the maintenance problem that produce easily when adopting the outer wall to obviously apply special wire as the lightning protection downlead.
The purpose of the utility model is realized by adopting the following technical scheme:
the utility model provides a prefabricated frame post lightning protection downlead connecting device, includes prefabricated frame post lightning protection downlead, prefabricated frame post lightning protection downlead is including setting up main muscle and the second on the first of last prefabricated frame post bight and setting up main muscle under first main muscle and the second of prefabricated frame post bight under, first go up the main muscle with main muscle sets up respectively in the second in the bight at one of them a pair of diagonal angle place of last prefabricated frame cross section, first main muscle with main muscle sets up respectively under the second in the bight at one of them a pair of diagonal angle place of prefabricated frame cross section, first go up the main muscle with between the first main muscle and on the second with be provided with the spliced pole between the main muscle under the second, prefabricated frame post lightning protection downlead connecting device still includes the connecting device body, the connecting device body includes coupling assembling and installs first connector rod on the coupling assembling, The second connects and flows stick, first stick and the second stick of releasing, first connect to flow the stick and keep away from coupling assembling's one end is installed in first main muscle of going up, the second connects to flow the stick and keeps away from coupling assembling's one end is installed in the second and is held the muscle, first stick of releasing is kept away from coupling assembling's one end is installed in first main muscle of releasing, the second stick of releasing is kept away from coupling assembling's one end is installed in second main muscle of releasing.
Further, coupling assembling includes first connecting steel sheet, second connecting steel sheet and transmission stick, first connecing flows the stick and keeps away from the one end of first main muscle with first connecting steel sheet rigid coupling, the second connects flows the stick and keeps away from the one end of second main muscle with first connecting steel sheet rigid coupling, first releasing stick is kept away from the one end of first main muscle with second connecting steel sheet rigid coupling, the second releasing stick is kept away from under the second main muscle one end with second connecting steel sheet rigid coupling, transmission stick both ends respectively with first connecting steel sheet and the second connecting steel sheet is connected.
Furthermore, more than one transfer rod is arranged.
Further, a first overlapping part is formed at the connecting end of the first current receiving rod and the first upper main rib and at the connecting end of the second current receiving rod and the second upper main rib, and a second overlapping part is formed at the connecting end of the first current releasing rod and the first lower main rib and at the connecting end of the second current releasing rod and the second lower main rib.
Further, the first current receiving rod, the second current receiving rod, the first discharging rod and the second discharging rod are made of round steel or flat steel.
Further, the length of the first overlapping part is 6 times or more than 6 times of the diameter of the first flow receiving rod, and the length of the second overlapping part is 6 times or more than 6 times of the diameter of the first flow releasing rod.
Compared with the prior art, the beneficial effects of the utility model reside in that:
through utilizing coupling assembling to connect the stick that flows, the second connects and flows the stick and be connected with first blowing stick and second blowing stick, in order to go up the main muscle with first main muscle, main muscle and first main muscle down on the second, the main muscle is connected and is formed continuous conductor under the second, thereby form the lightning protection downlead of connecting roof arrester and earthing device, satisfy the lightning protection requirement, in addition, main muscle is as lightning protection downlead in utilizing last prefabricated frame post and the lower prefabricated frame post, need not to apply special wire as lightning protection downlead outside clearly, production cost has effectively been reduced, and avoid lightning protection downlead to expose in the external world, maintenance cost has effectively been reduced, and can not influence building appearance, pedestrian's contact lightning protection downlead when avoiding simultaneously taking a mine, and lead to the electric shock.
Drawings
Fig. 1 is a schematic structural view of a lightning protection downlead connecting device for a prefabricated frame column of the present invention;
fig. 2 is the utility model discloses a prefabricated frame post lightning protection downlead connecting device's half section.
In the figure: 10. upper prefabricating a frame column; 11. a first upper main rib; 111. a first current receiving rod; 12. a second upper main rib; 121. a second current receiving rod; 20. lower prefabricating a frame column; 21. a first lower main rib; 211. a first releasing rod; 22. a second lower main rib; 221. a second releasing rod; 31. a first connecting steel plate; 32. a second connecting steel plate; 33. and a driving rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
A prefabricated frame post lightning protection downlead connecting device as shown in fig. 1 and fig. 2, including prefabricated frame post lightning protection downlead, prefabricated frame post lightning protection downlead is including setting up at the first main muscle 11 and the second of last prefabricated frame post 10 bight on main muscle 12 and setting up at the first main muscle 21 and the second main muscle 22 down of prefabricated frame post 20 bight down, main muscle 11 and the second on the first main muscle 12 sets up respectively at the bight at one of them pair of diagonal angle place of last prefabricated frame cross section, main muscle 21 and the second under the first main muscle 22 set up respectively at the bight at one of them pair of diagonal angle place of prefabricated frame cross section down, be provided with the spliced pole between main muscle 11 and the first main muscle 21 down and on the second between main muscle 12 and the second main muscle 22, its characterized in that: including the connecting device body, the connecting device body includes coupling assembling and installs first connecing on coupling assembling and flows stick 111, the second connects and flows stick 121, first release stick 211 and second release stick 221, first one end that connects and flows stick 111 and keep away from coupling assembling is installed in first main muscle 11 of going up, the second connects and flows stick 121 and keeps away from coupling assembling's one end and install main muscle 12 on the second, the one end that coupling assembling was kept away from to first release stick 211 is installed in first main muscle 21 down, the one end that coupling assembling was kept away from to second release stick 221 is installed in main muscle 22 under the second.
The first current receiving rod 111 and the second current receiving rod 121 are connected with the first discharging rod and the second discharging rod 221 through the connecting assembly, so that the first upper main rib 11, the second upper main rib 12, the first lower main rib 21 and the second lower main rib 22 are connected to form a continuous conductor, a lightning protection down lead for connecting a roof lightning arrester and a grounding device is formed, and the lightning protection requirement is met.
Specifically, coupling assembling includes first connecting steel plate 31, second connecting steel plate 32 and transmission stick, the one end and the first connecting steel plate 31 rigid coupling of first main muscle 11 that keep away from are flowed to first connecing stick 111, the one end and the first connecting steel plate 31 rigid coupling of main muscle 12 are gone away from to second connecing stick 121, the one end and the second connecting steel plate 32 rigid coupling of first main muscle 21 are kept away from to first releasing stick 211, the one end and the second connecting steel plate 32 rigid coupling of main muscle 22 are kept away from under the second releasing stick 221, the transmission stick both ends are connected with first connecting steel plate 31 and second connecting steel plate 32 respectively.
The free ends of the first current receiving rod 111 and the second current receiving rod 121 are fixed by the first connecting steel plate 31, the free ends of the first releasing rod 211 and the second releasing rod 221 are fixed by the second connecting steel plate 32, so that the first current receiving rod 111 and the second current receiving rod 121 can be conveniently connected with the first releasing rod 211 and the second releasing rod 221 in the subsequent process, the installation convenience is improved, in addition, the first connecting steel plate 31 and the second connecting steel plate 32 are connected by the driving rod 33, so that the first upper main rib 11, the second upper main rib 12, the first lower main rib 21 and the second lower main rib 22 are connected to form a continuous conductor, moreover, the overlapping part of the first upper main rib 11 and the second upper main rib 12 and the first connecting steel plate 31 and the overlapping part of the first lower main rib 21, the second lower main rib 22 and the second connecting steel plate 32 have the length 6 times of the diameter of the first upper main rib 11 or the first lower main rib 21, and the thickness of the first connecting steel plate 31 and the second connecting steel plate 32 is 4cm, in order to prevent the first and second connecting steel plates 31 and 32 from melting when power is applied.
More specifically, the transmission stick is equipped with more than one to reinforcing coupling assembling's life reduces the probability that the transmission stick melts when the electric current passes through, improves the stability between first connecting steel plate 31 and the second connecting steel plate 32 simultaneously.
Specifically, a first overlapping portion is formed at the connecting end of the first current receiving rod 111 and the first upper main rib 11 and at the connecting end of the second current receiving rod 121 and the second upper main rib 12, a second overlapping portion is formed at the connecting end of the first current releasing rod 211 and the first lower main rib 21 and at the connecting end of the second current releasing rod 221 and the second lower main rib 22, the length of the first overlapping portion is 6 times or more than 6 times of the diameter of the first current receiving rod 111, and the length of the second overlapping portion is 6 times or more than 6 times of the diameter of the first current releasing rod 211, so that the connection stability is improved, and the first overlapping portion and the second overlapping portion are prevented from melting when electrified.
Specifically, the first receiving rod 111, the second receiving rod 121, the first discharging rod 211, and the second discharging rod 221 are made of round steel or flat steel.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a prefabricated frame post lightning protection downlead connecting device, includes prefabricated frame post lightning protection downlead, prefabricated frame post lightning protection downlead is including setting up main muscle and the second on the first of last prefabricated frame post bight and main muscle and set up under the first main muscle and the second main muscle of prefabricated frame post bight down, first go up the main muscle with the main muscle sets up respectively in the second in the bight at one of them a pair of diagonal angle place of last prefabricated frame cross section, first main muscle with the main muscle sets up respectively under the second in the bight at one of them a pair of diagonal angle place of prefabricated frame cross section, first go up the main muscle with between the first main muscle and on the second main muscle with be provided with spliced pole, its characterized in that under the second between the main muscle: including the connecting device body, the connecting device body includes coupling assembling and installs first connecing on the coupling assembling and flows stick, second and connect and flow stick, first release stick and second release stick, first connecing is flowed the stick and is kept away from coupling assembling's one end is installed in first main muscle of going up, the second connects and flows the stick and keeps away from coupling assembling's one end is installed in the second and is gone up main muscle, first release stick is kept away from coupling assembling's one end is installed in first main muscle of going down, the second release stick is kept away from coupling assembling's one end is installed in the second and is held main muscle down.
2. A prefabricated frame column lightning protection downlead connection according to claim 1, characterised in that: coupling assembling includes first connecting steel sheet, second connecting steel sheet and transmission stick, first connecing flows the stick and keeps away from the one end of main muscle on the first with first connecting steel sheet rigid coupling, the second connects flows the stick and keeps away from the one end of main muscle on the second with first connecting steel sheet rigid coupling, first releasing stick is kept away from the one end of first main muscle down with second connecting steel sheet rigid coupling, the second releasing stick is kept away from the one end of second lower main muscle with second connecting steel sheet rigid coupling, transmission stick both ends respectively with first connecting steel sheet and the second connecting steel sheet is connected.
3. A prefabricated frame post lightning protection downlead connection according to claim 2, characterized in that: more than one transfer rod is arranged.
4. A prefabricated frame post lightning protection downlead connection according to claim 3, characterized in that: the first connecting rod and the connecting end of the first upper main rib and the second connecting rod and the connecting end of the second upper main rib are provided with first overlapping parts, and the connecting end of the first releasing rod and the first lower main rib and the connecting end of the second releasing rod and the second lower main rib are provided with second overlapping parts.
5. A prefabricated frame post lightning protection downlead connection according to claim 4, characterized in that: the length of the first overlapping part is 6 times or more than 6 times of the diameter of the first flow receiving rod, and the length of the second overlapping part is 6 times or more than 6 times of the diameter of the first flow releasing rod.
6. A prefabricated frame column lightning protection downlead connection according to claim 1, characterised in that: the first current receiving rod, the second current receiving rod, the first releasing rod and the second releasing rod are made of round steel or flat steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129797.1U CN209891384U (en) | 2018-12-18 | 2018-12-18 | Prefabricated frame post lightning protection downlead connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129797.1U CN209891384U (en) | 2018-12-18 | 2018-12-18 | Prefabricated frame post lightning protection downlead connecting device |
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| Publication Number | Publication Date |
|---|---|
| CN209891384U true CN209891384U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822129797.1U Active CN209891384U (en) | 2018-12-18 | 2018-12-18 | Prefabricated frame post lightning protection downlead connecting device |
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| CN (1) | CN209891384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629673A (en) * | 2018-12-18 | 2019-04-16 | 广州机施建设集团有限公司 | A kind of prefabricated frame trestle lightning protection downlead attachment device and its installation method |
| CN112177170A (en) * | 2020-10-20 | 2021-01-05 | 中建一局集团第五建筑有限公司 | Lightning protection down lead connecting structure in fabricated building and construction method thereof |
-
2018
- 2018-12-18 CN CN201822129797.1U patent/CN209891384U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629673A (en) * | 2018-12-18 | 2019-04-16 | 广州机施建设集团有限公司 | A kind of prefabricated frame trestle lightning protection downlead attachment device and its installation method |
| CN112177170A (en) * | 2020-10-20 | 2021-01-05 | 中建一局集团第五建筑有限公司 | Lightning protection down lead connecting structure in fabricated building and construction method thereof |
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