CN211849025U - Sound barrier cell board and sound barrier system - Google Patents
Sound barrier cell board and sound barrier system Download PDFInfo
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- CN211849025U CN211849025U CN201921992219.9U CN201921992219U CN211849025U CN 211849025 U CN211849025 U CN 211849025U CN 201921992219 U CN201921992219 U CN 201921992219U CN 211849025 U CN211849025 U CN 211849025U
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Abstract
The application relates to a sound barrier cell board and a sound barrier system, wherein the sound barrier cell board comprises a panel, a back board, a profile frame, a sound absorption assembly and a rubber piece; the section frame consists of two cross beams arranged at intervals and a plurality of vertical beams arranged between the two cross beams; the beam is provided with oppositely arranged clamping grooves, and the two clamping grooves are respectively inserted into the panel and the back plate so that the panel and the back plate are respectively arranged on two opposite sides of the section bar frame to form a unit plate shell; the rubber pieces comprise rubber strips between frame plates arranged between the panel and the cross beam and between the back plate and the cross beam, and rubber strips between unit plates arranged in the bearing slots of the cross beam; the sound absorption assembly is inserted between two adjacent vertical beams. The sound barrier cell board can reduce the peak load of the pulsating force of the train, and the sound absorption performance, the structural safety, the weather resistance and the fatigue resistance are improved.
Description
Technical Field
The application relates to a sound barrier cell board and a sound barrier system, and relates to the technical field of vibration and noise treatment in environmental protection.
Background
In order to solve the noise pollution generated by the operation of high-speed rails, a large number of sound barrier systems are applied in the prior art. The high-speed railway metal sound barrier who uses at present adopts folded plate lock structure metal unit board, only uses thin wall rubber tube to keep apart the vibration during the installation, and thin wall rubber tube compression permanent deformation is big, will lose the efficiency very fast, makes the face backplate directly bear high-speed train pulsation load, easily causes structural fatigue damage. And the inside pressure fiber cement board that uses as sound absorption system of high-speed railway metal sound barrier supports the sound absorption cotton, and in the use, the phenomenon that fracture, rock wool collapse appear easily in the cement board to lead to the sound barrier to lose sound absorption function, and sound barrier weight is heavier.
SUMMERY OF THE UTILITY MODEL
The purpose of this application is, to the drawback that current high-speed railway sound barrier exists, develop a sound barrier cell board and sound barrier system who improves the structure, be applicable to high-speed railway, intercity railway, passenger transport special line, fields such as track traffic, can effectively weaken train pulsation peak load, high durability and sound barrier, structural safety and antifatigue life, sound absorbing material installation protection is firmly stopped becoming flexible, sound barrier decouplers such as the inefficacy that collapses can realize good flexible damping effect, and have the caulking effect and prevent the sound leakage concurrently, it is fixed firm that the rubber strip is fixed between cell board and steel column, fixed measure does not influence the flexible damping function of rubber strip, the rubber strip adds the metal covering protection, do not take place to tear in the construction installation, long service life.
In order to achieve the purpose, the following technical scheme is adopted in the application:
in a first aspect, an embodiment of the present application provides a sound barrier cell board, including a panel, a back panel, a profile frame, a sound absorption assembly, and a rubber member; the section frame consists of two cross beams arranged at intervals and a plurality of vertical beams arranged between the two cross beams; the beam is provided with oppositely arranged clamping grooves, and the two clamping grooves are respectively inserted into the panel and the back plate so that the panel and the back plate are respectively arranged on two opposite sides of the section bar frame to form a unit plate shell; the rubber pieces comprise rubber strips between frame plates arranged between the panel and the cross beam and between the back plate and the cross beam, and rubber strips between unit plates arranged in the bearing slots of the cross beam; the sound absorption assembly is inserted between two adjacent vertical beams.
In one embodiment, the sound absorption material in the sound absorption assembly is a wood wool board, and a plurality of protrusions are arranged on the end face of the wood wool board connected with the panel or the back board.
In one embodiment, the sound absorbing material in the sound absorbing assembly is rock wool, a groove is formed in the rock wool, and a rock wool reinforcing rib is inserted in the groove.
In one embodiment, the device further comprises end heads, wherein the end heads are buckled with the vertical beams at the two ends of the section bar frame; the rubber part further comprises an adhesive tape between the plate columns, the adhesive tape between the plate columns is arranged between the clamping groove of the end and the adhesive tape cover, the adhesive tape cover is connected with the clamping groove of the end, wool tops are arranged on the outer side of the adhesive tape cover, and adhesive tape cover stoppers are arranged at two ends of the adhesive tape cover.
In one embodiment, the tip is provided with drainage holes.
In one embodiment, the rockwool surface is provided with a wrapping material and a metal protective mesh.
In one embodiment, the top cover is connected with the top end of the profile frame in a socket-and-spigot manner.
In an implementation mode, the decoupling device further comprises a decoupling device, the decoupling device is provided with a plurality of vertical arms connected with the cross beam at the bottom end of the section bar frame, each vertical arm is provided with a socket slot with a downward opening, a first adhesive tape is inserted into each socket slot, and the first adhesive tape is connected with another adjacent first adhesive tape at least through a second adhesive tape to form a group of decoupling adhesive tapes.
In an embodiment, the slot is inserted to the rock wool strengthening rib level, and the rock wool strengthening rib is including being curved minor face and being wavy long limit, and the long limit is connected perpendicularly with the minor face, forms "T" type section bar.
In one embodiment, the wrapping material is alkali-free hydrophobic glass fiber cloth or polypropylene hydrophobic non-woven cloth; the unit area mass of the alkali-free hydrophobic glass fiber cloth is more than or equal to 80g/m2The unit area mass of the polypropylene hydrophobic non-woven fabric is more than or equal to 40g/m2(ii) a The metal protection net is an aluminum plate stretching net which is an aluminum plate with the mark number of 1060, the thickness of the aluminum plate stretching net is more than or equal to 0.5mm, the diagonal size of a diamond-shaped mesh is preferably 2mm multiplied by 4mm, and the width of a silk stalk is more than or equal to 0.4 mm; the rubber strips between the frame plates and the rubber strips between the plate columns adopt ethylene propylene diene monomer foamed rubber, and the rubber strips between the unit plates and the decoupling rubber strips adopt ethylene propylene diene monomer rubber.
In a second aspect, an embodiment of the present application provides a sound barrier system, which includes a plurality of sound barrier steel pillars arranged at intervals, and at least one sound barrier cell plate according to any embodiment of the first aspect is arranged between two adjacent sound barrier steel pillars.
In one embodiment, a plurality of sound barrier unit plates are sequentially connected between two adjacent sound barrier steel stand columns from top to bottom, the sound barrier unit plates are respectively a top unit plate, a middle unit plate and a bottom unit plate, the top of the top unit plate is provided with a top cover connected with a cross beam at the top end of a section frame of the top unit plate, and the bottom of the bottom unit plate is provided with a decoupler connected with a cross beam at the bottom end of the section frame of the bottom unit plate.
One of the above technical solutions has the following advantages or beneficial effects: the embodiment of the application provides a railway metal sound barrier unit plate which has a frame plate buckling structure, can effectively weaken the pulse peak load of a train, is convenient to install, has better sound absorption performance, improves the weather resistance of a sound barrier, has safe structure and prolongs the fatigue life.
The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present application will be readily apparent by reference to the drawings and following detailed description.
Drawings
The present application is further illustrated by the following figures and detailed description of the drawings, which are not meant to limit the scope of the present application.
Fig. 1 is a schematic side sectional view of a combination of the sound barrier cell panels of the present application.
Fig. 2 is a schematic side sectional view of a sound barrier unit panel according to the present invention.
Fig. 3 is a side view cross-sectional structural schematic view of a sound absorbing assembly of a sound barrier cell panel of the present application.
Fig. 4 is a side view cross-sectional structure of a top unit panel of a sound barrier unit panel of the present application.
Fig. 5 is a side view cross-sectional structure of a bottom unit plate of a sound barrier unit plate according to the present application.
Fig. 6 is a schematic top sectional view of a middle unit panel of a sound barrier unit panel according to the present invention.
Fig. 7 is an enlarged view of a portion of a decoupler of a sound barrier cell plate of the present application.
Fig. 8 is a side sectional view of a sound absorbing assembly of another embodiment of a sound barrier cell panel of the present application.
Description of the main reference numerals:
100 middle unit panel 200 top unit panel
300 bottom cell board 400 sound barrier steel upright
1 perforated panel 2 backboard
3 top unit board upper beam 4 beam
5 Top cover 6 vertical beam (vertical)
7 rock wool 8 rock wool strengthening rib section bar
9 wrapping material and 10 frame plate adhesive tape of metal protective net
11 bottom unit plate lower beam of adhesive tape 12 among unit plates
13 decoupling rubber strip 14 connecting piece
15 end 16 plate column adhesive tape
17 adhesive tape cover 18 vertical beam (horizontal)
19 crossbeam bearing slot 20 sound absorption assembly
21 drain hole 22 adhesive tape cover stop
23 face/backplate upper and lower "L" type crimp 24 face/backplate left and right "L" type crimp
25 first rubber strip of convex part 131
132 second rubber strip 133 vertical arm
134 socket groove
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present application. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Example 1
Fig. 1 is a schematic side sectional view of a combination of sound barrier unit panels according to the present invention, wherein 100 is a middle unit panel, 200 is a top unit panel, 300 is a bottom unit panel, and 400 is a sound barrier steel upright post; the bottom unit plate 300, the middle unit plate 100 and the top unit plate 200 are sequentially inserted into the sound barrier steel upright 400.
Fig. 2 is a schematic side sectional view of a middle unit plate 100 of a sound barrier unit plate according to the present invention; the structure comprises a frame, a plurality of unit plates, a plurality of sound absorption components, a plurality of unit plates, a plurality of vertical beams (longitudinal beams), a plurality of rock wool reinforcing bar profiles, a plurality of wrapping materials, a plurality of metal protective nets, a plurality of rubber strips among the frame plates, a plurality of unit plate rubber strips, a plurality of cross beam bearing slots, a plurality of sound absorption components, a plurality of water drainage holes, a plurality of vertical beams, a plurality of vertical; the cross beam 4 (one cross beam above and one cross beam below) and the vertical beams 6 of the middle unit plate 100 of the sound barrier unit plate are riveted and connected through the connecting piece 14 to form a unit plate profile frame, the upper edge, the lower edge, the left edge and the right edge of the opening panel 1 and the back plate 2 are backwards bent to form L-shaped bent edges, the upper L-shaped bent edge 23 and the lower L-shaped bent edge 23 of the surface/back plate are buckled with the clamping grooves of the cross beam 4 and are connected with the profile frame to form a unit plate shell, and the left L-shaped bent edge 24 and the right L-shaped bent edge of the surface/back plate can enhance the; 1 adhesive tape 10 between frame plates is respectively arranged on the upper and lower L-shaped bent edges 23 of the surface/back plate in the clamping groove of the beam 4; the train pulsating load is applied to the perforated panel 1 or the back panel 2 and is transmitted to the adhesive tape 10 between the frame plates in contact with the perforated panel or the back panel, the adhesive tape 10 between the frame plates deforms, the energy is absorbed and consumed in the process, and then the energy is transmitted to the cross beam 4, so that the train pulsating load borne by the main bearing structure is weakened; the perforated panel 1 and the back plate 2 are made of aluminum alloy plates with the grade of 3XXX, the rubber strips 10 between the frame plates are ethylene propylene diene monomer foamed rubber, and the hardness (Shore A) is 30; the crossbeam 4 is provided with two crossbeam socket grooves 19; the rubber strips 11 between the unit plates are positioned between the upper unit plate and the lower unit plate and are assembled in a beam socket groove 19 of the lower beam 4; the rubber strips 11 between the unit plates are ethylene propylene diene monomer rubber with the hardness (Shore A) of 60; the rubber strips 11 between the unit plates can reduce the transmission and mutual rubbing of vibration between the sound barrier unit plates, and reduce additional noise; the sound absorption assembly 20 is inserted between the clamping grooves of two adjacent vertical beams 6 (in the longitudinal direction); the perforated panel 1 is provided with punched holes which are rectangular round-corner holes, and the opening rate is 29%. Two ends of the unit plate are respectively provided with 4 end heads 15 on two sides, and the lower part of each end head 15 is provided with a drain hole 21, so that water accumulation in the unit plate can be prevented.
As shown in fig. 3, is the present applicationA schematic side view section structure of a sound absorption assembly of a sound barrier unit plate. The sound absorption assembly 20 consists of rock wool 7, rock wool reinforcing bar section bars 8, wrapping materials and a metal protective net 9. The rock wool 7 is provided with a groove, and the rock wool reinforcing bar section bar 8 is inserted into the groove of the rock wool 7; the rock wool reinforcing rib section bar 8 is T-shaped, the short side of the T-shaped is arc-shaped, the long side is wave-shaped, and an aluminum alloy section bar with the trade mark of 6063 is adopted; the surface of the rock wool 7 is protected by a coating material and a metal protective net 9, the coating material is alkali-free hydrophobic glass fiber cloth, and the mass per unit area is 80g/m2. The metal protection net is an aluminum plate stretching net, an aluminum plate with the mark number of 1060 is adopted, the thickness is 0.5mm, the diagonal size of a diamond-shaped mesh is preferably 2mm multiplied by 4mm, and the width of a silk stalk is 0.4 mm.
Fig. 4 is a schematic side sectional view of a top unit plate 200 of a sound barrier unit plate according to the present invention; wherein, 3 is the upper beam of the top unit plate, and 5 is the top cover; this application top cap 5 is established to the top cell board of sound barrier cell board, and top cap 5 is connected with 3 sockets on the top cell board entablature, and top cap 5 adopts the aluminum alloy ex-trusions that the trade mark is 6063. The top cell plate 200 is otherwise identical to the middle cell plate 100.
Fig. 5 is a schematic side sectional view of a bottom unit plate 300 of a sound barrier unit plate according to the present invention; wherein 12 is a bottom unit plate lower beam, and 13 is a decoupling rubber strip; the utility model provides a decoupler is established to bottom cell board 300 lower part of sound barrier cell board, decoupler have a plurality of and bottom cell board bottom end rail 12 be connected perpendicular arm 133, perpendicular arm 133 is equipped with the downward socket 134 of opening. A first adhesive tape 131 is inserted into the insertion slot 134, and the first adhesive tape 131 is connected with at least one adjacent first adhesive tape 131 through a second adhesive tape 132 to form a set of decoupling adhesive tapes 13.
In one example, as shown in fig. 7, is a partial enlarged view of a decoupler of a sound barrier cell plate of the present application; the decoupler includes four vertical arms 133 connected to the bottom unit plate lower cross member 12, each vertical arm 133 being provided with a downwardly opening socket 134. Each socket 134 is inserted with a first adhesive strip 131 with a top protrusion similar to an "M". The two first adhesive tapes 131 on the left side are connected through a second adhesive tape 132 in the form of a thin adhesive tape to form a set of decoupling adhesive tapes 13. The two first adhesive tapes 131 on the right side are connected through a second adhesive tape 132 in the form of a thin adhesive tape to form another set of decoupling adhesive tapes 13. So that the decoupler is provided with two sets of decoupling rubber strips 13. The decoupling rubber strip 13 is ethylene propylene diene monomer; hardness (shore a) 60; the remaining structure of the bottom unit plate 300 is the same as that of the middle unit plate 100.
Fig. 6 is a schematic top sectional view of a middle unit plate of a sound barrier unit plate according to the present invention; wherein 15 is an end head, 16 is an adhesive tape between plate columns, 17 is an adhesive tape cover, 18 is a vertical beam (transverse), 21 is a drain hole, and 22 is an adhesive tape cover stop head; the vertical beams (transverse) 18 and the cross beams 4 are riveted and connected through connecting pieces 14, and meanwhile, sound absorption components 20 are inserted between every two adjacent vertical beams (longitudinal) 6; two ends 15, 4 in total, are respectively arranged on two sides of the two ends of the middle unit plate 100, and the ends 15 are buckled with the vertical beam (transverse beam) 18; the rubber strip 16 between the plate columns is arranged between the clamping groove of the end head 15 and the rubber strip cover 17 in a built-in mode, the rubber strip cover 17 is wedged into the clamping groove of the end head 15, a wool top is arranged on the outer side of the rubber strip cover 17, the cross beam 4, the connecting piece 14, the end head 15, the rubber strip cover 17, the vertical beam (transverse) 18 and the rubber strip cover retaining head 22 are made of aluminum alloy section bars with the trade name of 6063, the rubber strip 16 between the plate columns is ethylene propylene diene monomer foamed rubber, and the hardness (Shore A) is 30.
Fig. 8 is a schematic side sectional view of a sound absorbing assembly of a sound barrier cell panel according to the present invention. The sound absorbing material in the sound absorbing member 20 is a wood wool board provided with a plurality of protrusions 25 on an end surface thereof near the panel 1 side or the back panel 2 side. The wood wool board has higher strength and rigidity, so that a wrapping material and a metal protective net do not need to be arranged outside the wood wool board. And each bellying 25 that sets up on the plank sheathing can be effectual with the impact force of transmitting on panel 1 or backplate 2 absorb fast to prevent to cause the harm to the inner structure of plank sheathing. In addition, the protruding part 25 can also play a role of a reinforcing rib, so that the strength of the whole wood-wool board structure is effectively improved, and the service life of the whole wood-wool board structure is effectively prolonged. The bulge 25 can also increase the local thickness and surface area of the wood-wool board, and improve the sound absorption effect.
Example 2
Fig. 1 is a schematic side sectional view of a sound barrier cell plate assembly according to the present invention, wherein 100 is a middle cell plate, 200 is a top cell plate, 300 is a bottom cell plate, and 400 is a sound barrier steel upright post; the bottom unit plate 300, the middle unit plate 100 and the top unit plate 200 are sequentially inserted into the sound barrier steel upright 400.
Fig. 2 is a schematic side sectional view of a middle unit plate 100 of a sound barrier unit plate according to the present invention; the structure comprises a frame, a plurality of unit plates, a plurality of sound absorption components, a plurality of unit plates, a plurality of vertical beams (longitudinal beams), a plurality of rock wool reinforcing bar profiles, a plurality of wrapping materials, a plurality of metal protective nets, a plurality of rubber strips among the frame plates, a plurality of unit plate rubber strips, a plurality of cross beam bearing slots, a plurality of sound absorption components, a plurality of water drainage holes, a plurality of vertical beams, a plurality of vertical; the cross beam 4 (one cross beam above and one cross beam below) and the vertical beams 6 of the middle unit plate 100 of the sound barrier unit plate are riveted and connected through the connecting piece 14 to form a unit plate profile frame, the upper edge, the lower edge, the left edge and the right edge of the opening panel 1 and the back plate 2 are backwards bent to form L-shaped bent edges, the upper L-shaped bent edge 23 and the lower L-shaped bent edge 23 of the surface/back plate are buckled with the clamping grooves of the cross beam 4 and are connected with the profile frame to form a unit plate shell, and the left L-shaped bent edge 24 and the right L-shaped bent edge of the surface/back plate can enhance the; 1 adhesive tape 10 between frame plates is respectively arranged on the upper and lower L-shaped bent edges 23 of the surface/back plate in the clamping groove of the beam 4; the train pulsating load is applied to the perforated panel 1 or the back panel 2 and is transmitted to the adhesive tape 10 between the frame plates in contact with the perforated panel or the back panel, the adhesive tape 10 between the frame plates deforms, the energy is absorbed and consumed in the process, and then the energy is transmitted to the cross beam 4, so that the train pulsating load borne by the main bearing structure is weakened; the perforated panel 1 and the back plate 2 are made of aluminum alloy plates with the grade of 5XXX, the rubber strips 10 between the frame plates are ethylene propylene diene monomer foamed rubber, and the hardness (Shore A) is 31; the crossbeam 4 is provided with two crossbeam socket grooves 19; the rubber strips 11 between the unit plates are positioned between the upper unit plate and the lower unit plate and are assembled in a beam socket groove 19 of the lower beam 4; the rubber strips 11 between the unit plates are made of ethylene propylene diene monomer rubber, and the hardness (Shore A) is 62; the rubber strips 11 between the unit plates can reduce the transmission and mutual rubbing of vibration between the sound barrier unit plates, and reduce additional noise; the sound absorption assembly 20 is inserted between the clamping grooves of two adjacent vertical beams 6 (in the longitudinal direction); the perforated panel 1 is provided with punched holes which are rectangular round-corner holes, and the opening rate is 25%. Two ends of the unit plate are respectively provided with 4 end heads 15 on two sides, and the lower part of each end head 15 is provided with a drain hole 21, so that water accumulation in the unit plate can be prevented.
The panel trompil adopts rectangle fillet hole, and than the sound barrier panel of using at present, the trompil area increases, and sound absorption performance improves. The upper edge, the lower edge, the left edge, the right edge and the left edge of the panel and the back plate are both backwards folded to form L-shaped bent edges, the L-shaped bent edges at the upper edge and the lower edge are buckled with the cross beam, and the L-shaped bent edges at the left edge and the right edge enhance the strength of the unit plate.
Fig. 3 is a schematic side sectional view of a sound absorbing assembly of a sound barrier cell panel according to the present invention. The sound absorption assembly 20 consists of rock wool 7, rock wool reinforcing bar section bars 8, wrapping materials and a metal protective net 9. The rock wool 7 is provided with a groove, the rock wool reinforcing bar section bar 8 is inserted into the groove of the rock wool 7, the rock wool reinforcing bar section bar 8 is T-shaped, the short edge of the T-shaped is arc-shaped, the long edge is wave-shaped, and an aluminum alloy section bar with the trade mark of 6063 is adopted; the surface of the rock wool 7 is protected by a wrapping material and a metal protective net 9, the wrapping material is a polypropylene hydrophobic non-woven fabric, and the mass per unit area is 40g/m2. The metal protection net is an aluminum plate stretching net, an aluminum plate with the mark number of 1060 is adopted, the thickness is 0.6mm, the diagonal size of a diamond-shaped mesh is preferably 2mm multiplied by 4mm, and the width of a silk stalk is 0.5 mm.
Fig. 4 is a schematic side sectional view of a top unit plate 200 of a sound barrier unit plate according to the present invention; wherein, 3 is the upper beam of the top unit plate, and 5 is the top cover; this application top cap 5 is established to the top cell board of sound barrier cell board, and top cap 5 is connected with 3 sockets on the top cell board entablature, and top cap 5 adopts the aluminum alloy ex-trusions that the trade mark is 6063. The remainder being the same as the middle cell plate 100.
Fig. 5 is a schematic side sectional view of a bottom unit plate 300 of a sound barrier unit plate according to the present invention; wherein 12 is a bottom unit plate lower beam, and 13 is a decoupling rubber strip; the lower part of a bottom unit plate 300 of the sound barrier unit plate is provided with a decoupler, and the decoupler mainly comprises a decoupling rubber strip 13; the bottom unit plate lower beam 12 is provided with a cross bar and four vertical arms, and the four vertical arms are respectively provided with a socket slot with a downward opening; fig. 7 is a partially enlarged view of a decoupler of a sound barrier cell plate according to the present application; the decoupler includes four vertical arms 133 connected to the bottom unit plate lower cross member 12, each vertical arm 133 being provided with a downwardly opening socket 134. Each socket 134 is inserted with a first adhesive strip 131 with a top protrusion similar to an "M". The two first adhesive tapes 131 on the left side are connected through a second adhesive tape 132 in the form of a thin adhesive tape to form a set of decoupling adhesive tapes 13. The two first adhesive tapes 131 on the right side are connected through a second adhesive tape 132 in the form of a thin adhesive tape to form another set of decoupling adhesive tapes 13. So that the decoupler is provided with two sets of decoupling rubber strips 13. The decoupling rubber strip 13 is ethylene propylene diene monomer rubber with the hardness (Shore A) of 62; the remaining structure of the bottom unit plate 300 is the same as that of the middle unit plate 100.
Fig. 6 is a schematic top sectional view of a middle unit plate of a sound barrier unit plate according to the present invention; wherein 15 is an end head, 16 is an adhesive tape between plate columns, 17 is an adhesive tape cover, 18 is a vertical beam (transverse), 21 is a drain hole, and 22 is an adhesive tape cover stop head; the vertical beams (transverse) 18 and the cross beams 4 are riveted and connected through connecting pieces 14, and meanwhile, sound absorption components 20 are inserted between every two adjacent vertical beams (longitudinal) 6; two ends 15, 4 in total, are respectively arranged on two sides of the two ends of the middle unit plate 100, and the ends 15 are buckled with the vertical beam (transverse beam) 18; the rubber strip 16 between the plate columns is arranged between the clamping groove of the end head 15 and the rubber strip cover 17, the rubber strip cover 17 is wedged into the clamping groove of the end head 15, and the outer side of the rubber strip cover 17 is provided with a wool top; the cross beam 4, the connecting piece 14, the end head 15, the rubber strip cover 17, the vertical beam (transverse) 18 and the rubber strip cover retaining head 22 adopt an aluminum alloy section with the trade mark of 6063, the rubber strip 16 between the plate columns is ethylene propylene diene monomer foamed rubber, and the hardness (Shore A) is 31.
Fig. 8 is a schematic side sectional view of a sound absorbing assembly of a sound barrier cell panel according to the present invention. The sound absorbing material in the sound absorbing member 20 is a wood wool board provided with a plurality of protrusions 25 on an end surface thereof near the panel 1 side or the back panel 2 side. The wood wool board has higher strength and rigidity, so that a wrapping material and a metal protective net do not need to be arranged outside the wood wool board. And each bellying 25 that sets up on the plank sheathing can be effectual with the impact force of transmitting on panel 1 or backplate 2 absorb fast to prevent to cause the harm to the inner structure of plank sheathing. In addition, the protruding part 25 can also play a role of a reinforcing rib, so that the strength of the whole wood-wool board structure is effectively improved, and the service life of the whole wood-wool board structure is effectively prolonged. The bulge 25 can also increase the local thickness and surface area of the wood-wool board, and improve the sound absorption effect.
Example 3
A sound barrier cell board mainly comprises a perforated panel, a back board, a profile frame, a sound absorption assembly, a rubber part, an end head and other profile accessories; the section frame and the panel/back plate are flexibly connected in a rivet-free buckling mode to form a unit plate shell, the section frame is formed by riveting and connecting an upper cross beam, a lower cross beam and a plurality of vertical beams through connecting pieces to form a unit plate stress frame, the upper cross beam, the lower cross beam, the panel/back plate and adjacent vertical beams are provided with clamping grooves, and the sound absorption components are inserted and connected; the two ends of the cell plate shell are provided with end heads, and the inside of the cell plate shell is provided with a sound absorption assembly; the rubber spare includes: the rubber strips between the frame plates assembled between the surface/back plate and the upper and lower cross beams, the rubber strips between the unit plates assembled in the socket grooves of the lower cross beam, the rubber strips between the plate columns assembled at the end heads and the decoupling rubber strips assembled on the lower cross beam of the bottom unit plate; the sound absorption assembly is inserted between two adjacent vertical beam clamping grooves and comprises rock wool, rock wool reinforcing rib profiles, a wrapping material and a metal protective net, the protective material comprises the wrapping material and the metal protective net, the rock wool is provided with a groove, the rock wool reinforcing rib profiles are inserted into the rock wool groove, and the surface of the rock wool is protected by the wrapping material and the metal protective net; the lower parts of the two ends of the unit plate are provided with drain holes; the plurality of unit plates are inserted in the sound barrier steel upright post, the bottom unit plate comprises a decoupler, and the top unit plate comprises a top cover.
Preferably, the cell plates comprise perforated panels, a back plate, a cross beam, a vertical beam, an end socket, a rubber strip cover baffle, rock wool reinforcing bar profiles, a wrapping material, a metal protective net, rubber strips between frame plates, rubber strips between cell plates and rubber strips between plate columns; the section frame and the panel/back plate are flexibly connected in a rivet-free buckling mode to form a unit plate shell, the section frame is formed by riveting and connecting an upper cross beam, a lower cross beam and a plurality of vertical beams through connecting pieces to form a unit plate stress frame, the upper cross beam, the lower cross beam, the panel/back plate and adjacent vertical beams are provided with clamping grooves, and the sound absorption components are inserted and connected; the two ends of the cell plate shell are provided with end heads, and the inside of the cell plate shell is provided with a sound absorption assembly; rubber strips between the frame plates are respectively arranged on two sides of a bent edge of a panel (a back plate) in the clamping groove of the cross beam; the end heads are positioned on two sides of two ends of the unit plate, are in contact with the steel upright posts to transfer stress, are four in number, are buckled with the vertical beams, and are fixed on the upper and lower cross beams by screws to prevent the end heads from moving up and down; place in the adhesive tape between the board post between end draw-in groove and adhesive tape lid in, the adhesive tape lid wedges in the end draw-in groove, and the adhesive tape lid outside is equipped with the wool top. The two ends of the rubber strip cover are provided with rubber strip cover stoppers to prevent the rubber strip cover from moving up and down.
Preferably, the crossbeam is provided with two clamping grooves and two socket grooves, the rubber strips between the frame plates are assembled in the clamping grooves of the crossbeam, and the rubber strips between the unit plates are assembled in the socket grooves of the lower crossbeam.
Preferably, the lower parts of the two ends of the unit plate are provided with drain holes, and the drain holes are positioned at the lower part of the end head.
Preferably, rock wool strengthening rib section bar, wrapping material, metal protection network constitute the sound absorption subassembly, and the sound absorption subassembly cartridge is in the draw-in groove of adjacent vertical beam, and is fixed firm. The rock wool reinforcing rib profile is inserted into a rock wool groove, the surface of the rock wool adopts a wrapping material and a metal protective net, the wrapping material is alkali-free hydrophobic glass fiber cloth or polypropylene hydrophobic non-woven fabric, the metal protective net is arranged on the rock wool (panel side), and the metal protective net is an aluminum plate stretching net.
Preferably, the rock wool is internally provided with rock wool reinforcing ribs and externally provided with a wrapping material and a metal protective net.
Preferably, the rock wool strengthening rib adopts "T" type aluminum alloy ex-trusions that trade mark is 6063, and "T" type minor face is the arc, and the long limit is the wave.
Preferably, the wrapping material comprises alkali-free hydrophobic glass fiber cloth or polypropylene hydrophobic non-woven cloth. The unit area mass of the alkali-free hydrophobic glass fiber cloth is more than or equal to 80g/m2The unit area mass of the polypropylene hydrophobic non-woven fabric is more than or equal to 40g/m2。
Preferably, the metal protection net is an aluminum plate tensile net. The aluminum plate stretching net is made of 1060-grade aluminum plates, the thickness is larger than or equal to 0.5mm, the diagonal size of the diamond-shaped meshes is preferably 2mm multiplied by 4mm, and the width of the silk stalks is larger than or equal to 0.4 mm.
Preferably, the panel is provided with punched holes which are rectangular round-corner holes, and the opening rate is 25-30%.
Preferably, the upper, lower, left and right edges of the front panel and the back panel are folded backwards to form L-shaped flanges.
Preferably, the rubber strips between the frame plates and the rubber strips between the plate columns are ethylene propylene diene monomer foamed rubber, and the hardness (Shore A) of the ethylene propylene diene monomer foamed rubber is 30 +/-5.
Preferably, the top unit plate is provided with a top cover; the top cover is connected with the upper cross beam of the top unit plate in a bearing-inserting mode.
Preferably, the bottom unit plate is provided with a decoupler thereunder. The decoupler mainly comprises a decoupling rubber strip, the decoupling rubber strip is assembled in a socket groove of a bottom unit plate lower beam, and four socket grooves are formed in the bottom unit plate lower beam. Two M-shaped rubber strips (first rubber strips) with bulges at the tops are connected by a thin rubber strip (second rubber strip) to form a group of decoupling rubber strips, and two groups of decoupling rubber strips are arranged together. The top of the M-like rubber strip is inserted into the four slots of the lower beam of the bottom unit plate.
Preferably, the rubber strips between the unit plates and the decoupling rubber strips are ethylene propylene diene monomer rubber, and the hardness (Shore A) of the ethylene propylene diene monomer rubber is 60 +/-5.
Preferably, the cross beam, the vertical beam, the end head, the top cover, the rubber strip cover and the connecting piece are made of 6063 aluminum alloy sections, the panel and the back plate are made of 3XXX or 5XXX aluminum alloy plates, and the thickness of the panel and the back plate is more than or equal to 1.5 mm.
Preferably, the unit plate surface density is 20kg/m2-40kg/m2。
Example 4
The embodiment of the application provides a sound barrier system, which comprises a plurality of sound barrier steel upright columns 400 arranged at intervals, wherein the sound barrier unit plate of any one embodiment is arranged between every two adjacent sound barrier steel upright columns 400.
In one embodiment, a plurality of sound barrier cell plates, specifically, a top cell plate 200, a middle cell plate 100, and a bottom cell plate 300, are sequentially connected between two adjacent sound barrier steel pillars 400 from top to bottom. The top of the top cell plate 200 is provided with a top cover 5 connected with a cross beam at the top end of the profile frame of the top cell plate 200. The bottom of the bottom cell plate 300 is provided with a decoupler connected to the cross beam 4 at the bottom end of the profile frame of the bottom cell plate 300.
It should be noted that the sound barrier steel upright 400, the top unit panel 200, the middle unit panel 100 and the bottom unit panel 300 in the embodiment of the present application may adopt the structure, shape and material of the top unit panel 200, the middle unit panel 100 and the bottom unit panel 300 mentioned in any one of the above embodiments.
In one example, the number of middle cell plates 100 can be selected and adapted as desired. For example, a middle unit plate 100 may be disposed between the top unit plate 200 and the bottom unit plate 300. As another example, two or three middle unit plates 100 may be disposed between the top unit plate 200 and the bottom unit plate 300. This example is for illustration only, and the number of the middle unit plates 100 is not particularly limited.
According to the sound barrier unit plate, the upper and lower cross beams and the plurality of vertical beams are connected to form a unit plate stress frame, and the rigidity of the unit plate structure is greatly enhanced; the section bar frame and the panel/back plate are flexibly connected in a rivet-free buckling mode to form a unit plate main body structure, so that the peak load of the pulsating wind pressure of the train can be effectively reduced, and the structural safety and the fatigue resistance of the unit plate are improved.
The utility model provides a sound barrier cell board arranges the crookedness of panel and the crookedness of backplate in between two deckle boards adhesive tape, panel and the two side damping of crossbeam promptly, and the backplate is better with the two side damping of crossbeam, and the deloading effect.
The utility model provides a sound barrier cell board, sound absorbing material separate into a plurality of units and built-in strengthening rib, cartridge in the draw-in groove of adjacent perpendicular roof beam after each parts matched stack of sound absorbing assembly, the installation is firm, and rigidity reinforcing need not the pressure fiber cement board and supports, alleviates sound barrier plate body weight, and metal protection net is showing and is promoting sound absorbing material anti-wind brush ability, and sound absorbing assembly weatherability improves by a wide margin.
The utility model provides a sound barrier cell board, the rubber spare is fixed firm, and is closely knit with the cell board laminating, is difficult for tearing, and fixed measure does not influence the flexible damping function of rubber strip.
The utility model provides a sound barrier cell board, the pertinence structural design of decoupler rubber strip can realize good flexible damping effect, and has the effect of caulking concurrently and prevents the sound leakage.
The application of a sound barrier cell board, the panel trompil adopts rectangle fillet hole, and than the sound barrier panel of using at present, the trompil area increases, and sound absorption performance improves.
According to the sound barrier cell board, the lower parts of the two ends of the cell board are provided with the drain holes, and water can be prevented from accumulating in the cell board.
The utility model provides a sound barrier cell board is different from folded plate buckled structure of using at present, adopts the structural style of innovation, brand-new sound absorption component design, damping function design, subducts train pulsating force peak load, has promoted sound absorption performance, structural safety, weather resistance and antifatigue life.
The utility model provides a sound barrier cell board places between end draw-in groove and adhesive tape lid in the rubber strip between the board post in, compares traditional fix with rivet mode, and the adhesive tape is closely knit with the cell board laminating, can not take place to tear in the construction installation process, does not influence the flexible damping function of adhesive tape, and fixed firm, effective protection adhesive tape, adhesive tape long service life.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced device or assembly must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other or mutually interacted. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present application, and these should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (14)
1. A sound barrier cell panel, comprising: the sound absorption type sound absorption panel comprises a panel, a back plate, a profile frame, a sound absorption assembly and a rubber piece; the section frame consists of two cross beams arranged at intervals and a plurality of vertical beams arranged between the two cross beams; the beam is provided with oppositely arranged clamping grooves, and the two clamping grooves are respectively inserted into the panel and the back plate so that the panel and the back plate are respectively arranged on two opposite sides of the section bar frame to form a unit plate shell; the rubber pieces comprise rubber strips between frame plates arranged between the panel and the cross beam and between the back plate and the cross beam, and rubber strips between unit plates arranged in the bearing slots of the cross beam; the sound absorption assembly is inserted between two adjacent vertical beams.
2. A sound barrier cell panel according to claim 1, wherein: the sound absorption material of the sound absorption assembly is a wood wool board, and a plurality of protruding parts are arranged on the end face of the wood wool board close to the panel side or the back panel side.
3. A sound barrier cell panel according to claim 1, wherein: the sound absorption assembly is characterized in that the sound absorption material of the sound absorption assembly is rock wool, a groove is formed in the rock wool, and a rock wool reinforcing rib is inserted in the groove.
4. A sound barrier cell panel according to claim 3, wherein: and the surface of the rock wool is provided with a wrapping material and a metal protective net.
5. A sound barrier cell panel according to claim 3, wherein: the rock wool strengthening rib level is inserted the slot, the rock wool strengthening rib is including being curved minor face and being wavy long limit, long limit with the minor face is connected perpendicularly, forms "T" type section bar.
6. A sound barrier cell panel according to claim 4, wherein: the wrapping material is alkali-free hydrophobic glass fiber cloth or polypropylene hydrophobic non-woven fabric; the unit area mass of the alkali-free hydrophobic glass fiber cloth is more than or equal to 80g/m2The unit area mass of the polypropylene hydrophobic non-woven fabric is more than or equal to 40g/m2(ii) a The metal protection net is an aluminum plate stretching net which is an aluminum plate with the mark number of 1060, the thickness of the aluminum plate stretching net is larger than or equal to 0.5mm, the diagonal size of the diamond-shaped meshes is preferably 2mm multiplied by 4mm, and the width of the silk stalks is larger than or equal to 0.4 mm.
7. A sound barrier cell panel according to claim 1, wherein: the end socket is buckled with the vertical beams at the two ends of the section bar frame; the rubber part further comprises an inter-slab-column rubber strip, the inter-slab-column rubber strip is arranged between the clamping groove of the end and the rubber strip cover, the rubber strip cover is connected with the clamping groove of the end, wool tops are arranged on the outer side of the rubber strip cover, and rubber strip cover blocking heads are arranged at two ends of the rubber strip cover.
8. A sound barrier cell panel according to claim 7, wherein: the rubber strips between the frame plates and the rubber strips between the plate columns are made of ethylene propylene diene monomer foamed rubber, and the rubber strips between the unit plates are made of ethylene propylene diene monomer rubber.
9. A sound barrier cell panel according to claim 7, wherein: the end head is provided with a drain hole.
10. A sound barrier cell panel according to claim 1, wherein: the top cover is connected with the cross beam at the top end of the section frame in a socket-and-spigot manner.
11. A sound barrier cell panel according to claim 1, wherein: the decoupling device is provided with a plurality of vertical arms connected with the cross beam at the bottom end of the section bar frame, each vertical arm is provided with a socket slot with a downward opening, a first rubber strip is inserted into each socket slot, and the first rubber strip is connected with at least one adjacent first rubber strip through a second rubber strip to form a group of decoupling rubber strips.
12. A sound barrier cell panel as defined in claim 11 wherein: the decoupling rubber strip is made of ethylene propylene diene monomer.
13. A sound barrier system, characterized by: the sound barrier unit plate comprises a plurality of sound barrier steel upright columns which are arranged at intervals, and at least one sound barrier unit plate as claimed in any one of claims 1 to 12 is arranged between every two adjacent sound barrier steel upright columns.
14. A sound barrier system according to claim 13, wherein: adjacent two from top to bottom has connected gradually a plurality of sound barrier cell boards between the sound barrier steel stand, and is a plurality of the sound barrier cell board is top cell board, middle part cell board and bottom cell board respectively, the top of top cell board be provided with the crossbeam on the section bar frame top of top cell board holds the top cap of connecting, the bottom of bottom cell board be provided with the decoupler that the crossbeam of the section bar frame bottom of bottom cell board is connected.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992219.9U CN211849025U (en) | 2019-11-18 | 2019-11-18 | Sound barrier cell board and sound barrier system |
| RU2020102033U RU199882U1 (en) | 2019-01-30 | 2020-01-20 | Sound absorbing screen |
| SG10202000498TA SG10202000498TA (en) | 2019-01-30 | 2020-01-20 | Unit panel and system for sound barrier |
| PCT/CN2020/129894 WO2021098743A1 (en) | 2019-11-18 | 2020-11-18 | Sound barrier unit board and sound barrier system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992219.9U CN211849025U (en) | 2019-11-18 | 2019-11-18 | Sound barrier cell board and sound barrier system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211849025U true CN211849025U (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921992219.9U Active CN211849025U (en) | 2019-01-30 | 2019-11-18 | Sound barrier cell board and sound barrier system |
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| Country | Link |
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| CN (1) | CN211849025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021098743A1 (en) * | 2019-11-18 | 2021-05-27 | 中国铁道科学研究院集团有限公司节能环保劳卫研究所 | Sound barrier unit board and sound barrier system |
-
2019
- 2019-11-18 CN CN201921992219.9U patent/CN211849025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021098743A1 (en) * | 2019-11-18 | 2021-05-27 | 中国铁道科学研究院集团有限公司节能环保劳卫研究所 | Sound barrier unit board and sound barrier system |
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Effective date of registration: 20201221 Address after: 100081 137 blocks, No. 2 Daliushu Road, Haidian District, Beijing Patentee after: ENERGY SAVING ENVIRONMENTAL PROTECTION LABOR AND HEALTH INSTITUTE, CHINA ACADEMY OF RAILWAY SCIENCES Corp.,Ltd. Patentee after: CHINA ACADEMY OF RAILWAY SCIENCES Corp.,Ltd. Patentee after: Tieke energy saving and Environmental Protection Technology Co.,Ltd. Patentee after: Beijing China Railway Science energy conservation and environmental protection new technology Co.,Ltd. Address before: 100081 137 blocks, No. 2 Daliushu Road, Haidian District, Beijing Patentee before: ENERGY SAVING ENVIRONMENTAL PROTECTION LABOR AND HEALTH INSTITUTE, CHINA ACADEMY OF RAILWAY SCIENCES Corp.,Ltd. |
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