CN202787107U - Induced current-resistant sound barrier - Google Patents
Induced current-resistant sound barrier Download PDFInfo
- Publication number
- CN202787107U CN202787107U CN201220414820.1U CN201220414820U CN202787107U CN 202787107 U CN202787107 U CN 202787107U CN 201220414820 U CN201220414820 U CN 201220414820U CN 202787107 U CN202787107 U CN 202787107U
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- sound barrier
- steel
- angle steel
- worker
- stopper slot
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Abstract
The utility model relates to a sound barrier applied in railway traffic, in particular to an induced current-resistant sound barrier capable of avoiding generating induced current. The sound barrier is formed by assembling a plurality of H-steel with I-shaped slots and a plurality of sound barrier plates, wherein angle steel is arranged in an I-shaped slot of each H-steel; a vertical steel plate of each angle steel is clung to an end face of a bottom part of each I-shaped slot in parallel, and is tightly fixed on the end face of the bottom part of each I-shaped slot; a limiting plate is fixedly arranged on an upper part of a horizontal steel plate of each angle steel; the limiting plate, side edges of the I-shaped slots and the horizontal steel plates surround to form limiting slots for fixing the sound barrier plates; insulation buffer pieces are respectively arranged on two inner side faces of the sound barrier plates and the limiting slots; conductive devices are arranged on end parts of the sound barrier plates, which are inserted into the limiting slots; and the conductive devices are contacted with two inner side faces of the limiting slots. According to the induced current-resistant sound barrier, induced current cannot be generated between the sound barrier plates and the H-steel, so that the safety of the sound barrier is greatly improved.
Description
Technical field
The utility model relates to a kind of sound barrier for railway traffic, relates in particular to a kind ofly can prevent faradic anti-induction electric current sound barrier.
Background technology
At present, sound barrier is mainly used in sound insulation and noise reducing, control traffic noise in the traffic urban operating mechanisms such as speedway, overhead composite road, urban light rail subway to the impact in nearby urban zone.Because its good looking appearance is generous, easy for installation, cost is low, and therefore long service life becomes the optimal sound insulation and noise reducing facility of modern city.Existing sound barrier panel adopts H shaped steel to connect more, because the method for in worker's shape groove of H shaped steel sound barrier panel from top to bottom being inserted can make the rubber strip of sound barrier panel both sides be damaged or come off, can not satisfy the enclosed requirement of sound barrier.Therefore people adopt and utilize angle steel to fix sound barrier panel in worker's shape groove of H shaped steel, at angle steel limiting plate are set simultaneously, utilize side of limiting plate and worker's shape groove and the horizontal steel plate of angle steel to surround stopper slot in order to sound barrier panel is fixed.Show the mounting means of sound barrier panel on the H shaped steel cross section such as Fig. 1.For making the such mounting means of sound barrier panel can resist the pulsatile impact that train is run at high speed and produced, between the horizontal steel plate of side, sound barrier panel and the angle steel of sound barrier panel and worker's shape groove yielding rubber spare is set in the stopper slot.But arranging of yielding rubber spare can make sound barrier panel can not directly contact with the bottom end face of stopper slot, because existing sound barrier panel is metal unit plate or with the transparent cell boards of metal hemming edge, so just so that sound barrier panel is in unearthed state, then the high-tension electricity of railway contact line just can make between sound barrier panel and the H shaped steel and produce induced-current, jeopardizes people's life security.Therefore be necessary to provide a kind of sound barrier panel ground connection that makes, prevent from producing between sound barrier panel and the H shaped steel faradic sound barrier.
The utility model content
Embodiment of the present utility model provides a kind of faradic anti-induction electric current sound barrier that prevents from producing between sound barrier panel and the column.
The purpose of this utility model mainly is achieved by following proposal: a kind of anti-induction electric current sound barrier, assembled by many H shaped steel and polylith sound barrier panels with worker's shape groove, be provided with angle steel in worker's shape groove of described every H shaped steel, the vertical steel plate of described angle steel is parallel with worker's shape trench bottom end face to be affixed and to be anchored on worker's shape trench bottom end face, the horizontal upper surface of steel plate of described angle steel is installed with limiting plate, the side of described limiting plate and worker's shape groove and the horizontal steel plate of angle steel surround the stopper slot for the fixed sound shield plates, two medial surfaces of described sound barrier panel and stopper slot are respectively equipped with buffer insulation spare, it is characterized in that, the end that described sound barrier panel inserts stopper slot is provided with electric installation, and described electric installation contacts with two medial surfaces of stopper slot.
Wherein, described electric installation is spring leaf, and the two ends of described spring leaf contact with two medial surfaces of stopper slot.
Described buffer insulation spare is rubber pad.
Described limiting plate vertically is fixed on the horizontal steel plate of angle steel and is one-body molded with the horizontal steel plate of angle steel.
The vertical steel plate of described angle steel is bolted in the column groove.
Further, be provided with lock washer between described limiting plate and the bolt.
Hence one can see that, the end of inserting stopper slot at sound barrier panel arranges electric installation, two medial surfaces of this electric installation and stopper slot, because one of them medial surface of two medial surfaces of stopper slot is a side of H shaped steel worker shape groove, sound barrier panel is by the current potential conducting of electric installation and H shaped steel like this, thereby makes sound barrier panel reach the ground connection purpose.The high-tension electricity of railway contact line then can not make between sound barrier panel and the H shaped steel and produce induced-current like this, thereby the sound barrier safety is improved greatly.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art.Apparently, the accompanying drawing in below describing only is embodiment more of the present utility model, for those of ordinary skills, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 is the scheme of installation of sound barrier panel on the H shaped steel cross section in the prior art;
Fig. 2 is the scheme of installation of buffer insulation spare in the prior art;
Fig. 3 is the scheme of installation of sound barrier panel in the H shaped steel among the utility model embodiment.
The specific embodiment
Below with reference to accompanying drawing the technical scheme of each embodiment of the utility model is carried out clear, complete description, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are resulting all other embodiment under the prerequisite of not making creative work, all belong to the scope that the utility model is protected.
A kind of anti-induction electric current sound barrier, assembled by many H shaped steel 1 and polylith sound barrier panels 2 with worker's shape groove.H shaped steel 1 is the main bearing member of sound barrier, it by bolt be weldingly fixed on the road anti-collision wall or the pre-embedded steel slab on track limit on.Sound barrier panel 2 can be the combination of metal unit plate or metal unit plate and transparent cell boards, wherein the peripheral clad metal frame of transparent cell boards.Fig. 3 shows the mounting structure schematic diagram of sound barrier panel 2 in the utility model, as shown in Figure 3, be provided with angle steel 3 in worker's shape groove of every H shaped steel 1, the vertical steel plate of angle steel 3 is parallel with worker's shape trench bottom end face to be affixed and to be anchored on worker's shape trench bottom end face (lock washer does not draw in the drawings) by the bolt sleeve loose packing ring of setting up defences.The horizontal upper surface of steel plate of angle steel 3 be installed with horizontal steel plate with angle steel 3 vertical and with the integrated limiting plate 4 of the horizontal steel plate of angle steel 3.The side of limiting plate 4 and worker's shape groove and the horizontal steel plate of angle steel 3 surround the stopper slot for fixed sound shield plates 2.Sound barrier panel 2 is respectively equipped with buffer insulation spare 5 with two medial surfaces of stopper slot, and buffer insulation spare 5 can adopt rubber pad.The end that sound barrier panel 2 inserts stopper slot is provided with electric installation, and electric installation adopts spring leaf 6, and the two ends of spring leaf 6 contact with two medial surfaces of stopper slot.
When sound barrier panel 2 was installed, then sound barrier panel 2 was placed in worker's shape groove of H shaped steel 1 at an end mounting spring sheet 6 of horizontal direction; To be positioned over the angle steel 3 of limiting plate 4 in worker's shape groove and the vertical steel plate of angle steel 3 will be fixed in the bottom end face of worker's shape groove, and sound barrier panel 2 end in a lateral direction will be embedded in the stopper slot and with the stopper slot bottom end face be affixed; The stopper slot that utilizes angle steel 3 and limiting plate 4 to consist of in worker's shape groove of adjacent H shaped steel 1 is fixed sound barrier panel 2 another end in a lateral direction; Fill in respectively buffer insulation spare 5 at sound barrier panel 2 and two medial surfaces of stopper slot.According to this mounting method, sound barrier panel 2 is installed between the H shaped steel 1 one by one.When sound barrier panel 2 end in a lateral direction fails to contact the bottom end face of limiting plate 4, because the two ends of spring leaf 6 contact with two medial surfaces of stopper slot, one of them medial surface is a side of H shaped steel 1 worker's shape groove, sound barrier panel 2 passes through the current potential conducting of spring leaf 6 and H shaped steel 1 like this, thereby makes sound barrier panel 2 reach the ground connection purpose.The high-tension electricity of railway contact line then can not make between sound barrier panel 2 and the H shaped steel 1 and produce induced-current like this, thereby the sound barrier safety is improved greatly.
Obviously, those skilled in the art can carry out various changes and modification to structures such as the electric installation in the utility model or limiting plates and not break away from spirit and scope of the present utility model.Like this, if these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also comprises these changes and modification interior.
Claims (6)
1. anti-induction electric current sound barrier, assembled by many H shaped steel and polylith sound barrier panels with worker's shape groove, be provided with angle steel in worker's shape groove of described every H shaped steel, the vertical steel plate of described angle steel is parallel with worker's shape trench bottom end face to be affixed and to be anchored on worker's shape trench bottom end face, the horizontal upper surface of steel plate of described angle steel is installed with limiting plate, the side of described limiting plate and worker's shape groove and the horizontal steel plate of angle steel surround the stopper slot for the fixed sound shield plates, two medial surfaces of described sound barrier panel and stopper slot are respectively equipped with buffer insulation spare, it is characterized in that, the end that described sound barrier panel inserts stopper slot is provided with electric installation, and described electric installation contacts with two medial surfaces of stopper slot.
2. anti-induction electric current sound barrier as claimed in claim 1 is characterized in that, described electric installation is spring leaf, and the two ends of described spring leaf contact with two medial surfaces of stopper slot.
3. anti-induction electric current sound barrier as claimed in claim 1 or 2 is characterized in that described buffer insulation spare is rubber pad.
4. anti-induction electric current sound barrier as claimed in claim 1 or 2 is characterized in that, described limiting plate vertically is fixed on the horizontal steel plate of angle steel and is one-body molded with the horizontal steel plate of angle steel.
5. anti-induction electric current sound barrier as claimed in claim 1 is characterized in that, the vertical steel plate of described angle steel is bolted in the column groove.
6. anti-induction electric current sound barrier as claimed in claim 5 is characterized in that, is provided with lock washer between described limiting plate and the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220414820.1U CN202787107U (en) | 2012-08-20 | 2012-08-20 | Induced current-resistant sound barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220414820.1U CN202787107U (en) | 2012-08-20 | 2012-08-20 | Induced current-resistant sound barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202787107U true CN202787107U (en) | 2013-03-13 |
Family
ID=47814389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220414820.1U Expired - Lifetime CN202787107U (en) | 2012-08-20 | 2012-08-20 | Induced current-resistant sound barrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202787107U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839554A (en) * | 2016-05-29 | 2016-08-10 | 中海环境科技(上海）股份有限公司 | Detachable type transparent sound insulation screen of sound barrier |
| CN107338736A (en) * | 2017-07-17 | 2017-11-10 | 汉德联合（北京）风力技术研究院有限公司 | Sound barrier fastener |
| CN109468968A (en) * | 2017-09-07 | 2019-03-15 | 北京九州轨隔振技术有限公司 | A kind of acoustic barrier for road or rail traffic etc. |
-
2012
- 2012-08-20 CN CN201220414820.1U patent/CN202787107U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839554A (en) * | 2016-05-29 | 2016-08-10 | 中海环境科技(上海）股份有限公司 | Detachable type transparent sound insulation screen of sound barrier |
| CN107338736A (en) * | 2017-07-17 | 2017-11-10 | 汉德联合（北京）风力技术研究院有限公司 | Sound barrier fastener |
| CN109468968A (en) * | 2017-09-07 | 2019-03-15 | 北京九州轨隔振技术有限公司 | A kind of acoustic barrier for road or rail traffic etc. |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
|
| CX01 | Expiry of patent term |