CN203581831U - Sound-insulation device of belt conveyor - Google Patents
Sound-insulation device of belt conveyor Download PDFInfo
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- CN203581831U CN203581831U CN201320645089.8U CN201320645089U CN203581831U CN 203581831 U CN203581831 U CN 203581831U CN 201320645089 U CN201320645089 U CN 201320645089U CN 203581831 U CN203581831 U CN 203581831U
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Abstract
The utility model discloses a sound-insulation device of a belt conveyor. The whole device is arched, a cavity for accommodating the belt conveyor is formed inside the device, and two ends of the device are open. The device is characterized by comprising a top cover, side walls and a support which extend in the conveying direction of the belt conveyor, wherein the whole top cover is an arc, and two ends of the top cover are fixed at the upper part of the support; and the side walls are located on the outer side of the support and closely attached to the support. The sound-insulation device of the belt conveyor is significant in sound-insulation effect, simple in structure, small in floor space, convenient to assemble and disassemble quickly and convenient to maintain; in addition, the top cover of the sound-insulation device adopts a multi-layer composite structure and has good damping and sound-insulation effects, and the outer layer of the top cover is a rainproof layer, so that the device has good waterproof performance, is long in service life and can be installed and used in areas with severe climate conditions.
Description
Technical field
The utility model relates to noise control device, relates in particular to the closed sound arrester of a kind of band conveyor.
Background technology
Band conveyor be use load-transfer device continuously or intermittent moment carry the equipment of the different article of various weights, in mine, a plurality of industries such as cement, chemical industry, food extensively use, it needs to be positioned over indoor or outdoors according to using.Existing band conveyor, especially be positioned over outdoor length apart from band conveyor, because it is in open-air atmosphere, convey materials is vulnerable to rain (snow) water soaking, when causing quality of material to reduce, weight increases, effect and device security are carried in impact, and Belt Conveying chance is to producing noise emission in various degree by way of region.
The patent No. is: the utility model patent of 201020607227.X discloses the rainproof cover on a kind of travelling apron, and the support frame that rainproof cover is made by transparent plastic material and band steel forms, and this rainproof cover can rain-proof dust-proof, but can not noise isolation; The patent No. is: 201120072118.7 utility model patent discloses a kind of rain cover of belt conveyor, this rainproof cover is to be arranged on the trestle or middle frame of belt conveyer by a plurality of arch supports, on arch support, be equipped with profiled sheet, can place belt conveyer exposes to the sun and rain, simple in structure, but same existence can not intercept the problem of noise.
Summary of the invention
The purpose of this utility model is for technical barrier of the prior art, and a kind of band conveyor sound arrester is provided, and not only can effectively reduce equipment operation noise affects periphery, and can prevent dust, waterproof, is convenient to dismounting.
For realizing the purpose of this utility model, the utility model provides a kind of band conveyor sound arrester on the one hand, integral body is arch, inside has the cavity that holds band conveyor, both ends open, comprise the overhead guard, sidewall, the support that along the throughput direction of band conveyor, extend, wherein: described overhead guard integral body is curved, and the two ends of overhead guard are fixedly connected with support; Sidewall is positioned at the outside of support and fits tightly with support.
Wherein, by several overhead guard splits, the throughput direction along band conveyor is formed by connecting described overhead guard, and wherein said overhead guard split comprises sound absorption layer, damping pugging, the installation steel plate layer being arranged in order from the inside to the outside.
Particularly, described overhead guard split also comprises being positioned at the outer field rock wool layer being arranged in order of steel plate layer, rainproof layer is installed.
Especially, described sound absorption layer, damping pugging, steel plate layer, rock wool layer and rainproof layer are installed are bolted to connection and are integral.
Particularly, described sound absorption layer is comprised of the first zincing steel sheet being arranged in order from the inside to the outside, the cotton layer of sound absorption and the second zincing steel sheet.
Wherein, the cotton layer of described sound absorption is comprised of glass wool or rock wool.
Particularly; the outside face of the cotton layer of described sound absorption also wraps up one deck alkali-free glass fiber cloth, and, at outside face parcel one deck alkali-free glass fiber cloth of glass wool or rock wool, in order to absorb sound, cotton layer provides protection; avoid dispersing, dropping of loose packing material, promote the high frequency sound absorbing capabilities of this structure simultaneously.
Wherein, in described the first zincing steel sheet, offer sound absorption hole, for the protection of the cotton layer of sound absorption, adapt to the climatic conditions of environment for use.
Particularly, described sound absorption hole is bar shaped or circular through hole, penetrates the first described zincing steel sheet.
Particularly, the length of described bar hole is 30-60mm, and width is 2-5mm; Circular hole aperture is 3-5mm,
Especially, described bar hole or circular hole are evenly distributed in described the first zincing steel sheet, and percentage of perforation is greater than 20%.
Particularly, the thickness of described the first zincing steel sheet is 0.8-1.4mm; The thickness of the second zincing steel sheet is 0.8-1.4mm; The thickness of the cotton layer of described sound absorption is 30～100mm.
Wherein, described the first zincing steel sheet, the cotton layer of sound absorption, the second galvanized steel flaggy are fixedly connected with.
Particularly, described the first zincing steel sheet is fixedly connected with by the cotton layer of bolt and sound absorption, the second galvanized steel flaggy.
Wherein, described sound absorption layer, damping pugging, installation steel plate layer are fixedly connected with; Described rock wool layer is fixedly connected with rainproof layer; Described rock wool layer is fixedly connected with installation steel plate layer.
Particularly, described installation steel plate layer is fixedly connected with sound absorption layer, damping pugging by bolt; Described rainproof layer is fixedly connected with rock wool layer, installation steel plate layer by bolt; Described rock wool layer is bolted to connection with installation steel plate layer.
Wherein, the two ends of the sound absorption layer of described overhead guard are fixedly connected with described support.
Particularly, the two ends of described sound absorption layer are fixedly connected with by flange with described support.
Especially, between sound absorption layer and support, select rubber weather strip to seal.
Particularly, described sealing band is preferably EPT rubber packing bar.
Wherein, described damping pugging is comprised of damping sound-insulating felt, plays sound insulation.
Particularly, the thickness of described damping sound-insulating felt is 1～3mm.
Especially, described damping sound-insulating felt sticks on the surface of the second zincing steel sheet of described sound absorption layer.
Damping sound-insulating felt is flexible material, can be fitted in well on the second zincing steel sheet arc top surface, and its slip can be effectively avoided in stickup.
Wherein, the thickness of described installation steel plate layer is 0.8～2mm.
Particularly, described installation steel plate layer is fixedly connected with described damping pugging, sound absorption layer by bolt.
Especially, described installation steel plate is selected zincing steel sheet.
Wherein, the thickness of described rock wool layer is 50～100mm.
Wherein, described rainproof layer is selected zincing steel sheet or the color steel of plastic-blasting.
Particularly, the thickness of described rainproof layer is 0.8～1.5mm.
Especially, described rock wool layer and rainproof layer are bolted to connection.
Wherein, described support has a pair of crossbeam being parallel to each other, several are fixed on Qie Yu ground, crossbeam bottom to vertical vertical beam with at the first support beam being parallel to each other between crossbeam, and described the first support beam is for carrying roller and the convey materials of back-up belt conveyer.
Particularly, described crossbeam parallels with ground; The bearing of trend of described crossbeam parallels with the throughput direction of band conveyor; Described vertical beam is mutually vertical with described crossbeam.
Especially, the top of described vertical beam is fixedly connected with described crossbeam, and the bottom of described vertical beam vertically fixes on the ground.
Particularly, the some vertical beams that are fixed on a pair of crossbeam bottom that is parallel to each other described in are being oppositely arranged each other between two along conveyer throughput direction.
Wherein, between two vertical beams that are oppositely arranged, have the second support beam, described the second support beam (34) is for improving support (3) bulk strength and stability.
Particularly, described the first support beam, the second support beam are mutually vertical with vertical beam.
Wherein, described the first support beam, the second support beam are parallel to each other, and parallel to the ground.
Particularly, described crossbeam, vertical beam, the first support beam, the second support beam adopt metallic material to make, section bars such as quarter bend, channel-section steel, C shaped steel, or the non-standard of steel plate bending one-tenth.
Wherein, the crossbeam on the two ends of described overhead guard and the top of described support is fixedly connected with.
Particularly, the two ends of the sound absorption layer of described overhead guard are fixedly connected with respectively with a pair of crossbeam being parallel to each other of described support.
Especially, the two ends of sound absorption layer and a pair of crossbeam being parallel to each other of described support of described overhead guard are fixedly connected with by flange.
Wherein, described sidewall is parallel to each other by least 2 and forms perpendicular to the column on ground and at least 1 block of sound insulation wallboard, and wherein, sound insulation wallboard, between adjacent two columns, is fixedly connected with column.
Wherein, described sidewall is comprised of several columns along band conveyor throughput direction and sound insulation wallboard, and its central post is spaced with sound insulation wallboard.
Particularly, described column is parallel to each other and perpendicular to ground; Described column is fixedly connected with sound insulation wallboard.
Especially, sound insulation wallboard, between adjacent two columns, is fixedly connected with column.
Particularly, the height of described column and the height of described support are consistent.
Wherein, described column is H steel column, and described sound insulation wallboard is chimeric is fixed on the centre on two relative edges of a wing of the same side of described H shaped steel, and the height of the thickness of described sound insulation wallboard and described H shaped steel matches.
Particularly, described column also comprises the flanged plate that is positioned at ground, and described H steel column is fixedly connected with ground by flanged plate.
Especially, described H shaped steel is erect on the ground, perpendicular to the ground.
Particularly, the height of described column and described H steel column is equal in length.
Wherein, described flanged plate is the antiseptic steel plate of process.
Particularly, the thickness of described flanged plate is 10～20mm.
Wherein, described sound insulation wallboard is selected concrete extrusion wallboard, metal Felt or chromatic steel sandwich plate.
The outside face of sound insulation wallboard of the present utility model can not whitewash, and can, for the purpose of attractive in appearance, the outside face of described sound insulation wallboard be whitewashed yet.
Particularly, the length of described concrete extrusion wallboard is 2.5-4.0m; Width is 0.5-1.0m; Thickness is 50～150mm, is preferably 100-150mm.
Especially, described concrete extrusion wallboard is selected the composite high-performance concrete extrusion wallboard that the safe high-tech environmental friendly material of Fujian good fortune Co., Ltd produces.
Particularly, the inside of described concrete extrusion wallboard has at least 1 sound insulation porthole that holds sound-absorbing material.
Wherein, described sound insulation porthole is cuboid or the square bodily form.
Particularly, the spacing between adjacent two sound insulation portholes is 60-120mm; Sound absorption porthole is 25～100mm along the thickness of the thickness direction of concrete extrusion wallboard.
Particularly, described sound insulation porthole to the surperficial distance of close band conveyor one side of described concrete extrusion wallboard is 25～100mm.
Wherein, filling sucting sound material in described sound insulation porthole.
Particularly, described sound-absorbing material is selected centrifugally glass-wool or rock wool.
Particularly, the unit weight of described sound-absorbing material is 24～80kg/m
3, thickness is 25～100mm.
Wherein, on the surface of close band conveyor one side of described concrete extrusion wallboard, offer the sound-proof wall sound absorption groove of several bar shapeds.
Particularly, described bar shaped sound-proof wall sound absorption groove offer the degree of depth be the surface of close band conveyor one side of concrete extrusion wallboard to the distance of the inner sound insulation of concrete extrusion wallboard porthole, the absorb sound degree of depth of offering of groove of described bar shaped sound-proof wall is 5～100mm.
Wherein, the length of described bar shaped sound-proof wall sound absorption groove is 60～100mm, and width is 3～5mm, and the degree of depth is 25～50mm.
Particularly, the spacing between adjacent two bar holes is 100-150mm.
Particularly, described sound insulation wallboard is chimeric is fixed on the centre of two relative wing plates of the same side of described H shaped steel, and the height of the thickness of described sound insulation wallboard and described H shaped steel matches.
Especially, between two relative two wing plates of the same side of described sound insulation wallboard and described H shaped steel, be also provided with sealing band.
Sealing band can be filled the gap between sound insulation wallboard and H shaped steel wing plate, avoids hole leakage sound, improves the noise insulation factor of structure.
Wherein, described sealing band is selected rubber weather strip, is preferably EPT rubber packing bar.
Particularly, the thickness of described sealing band is 5～10mm.
Particularly, described sound insulation wallboard and described H shaped steel are bolted.
The interconnective position of each constituent elements of band conveyor sound arrester of the present utility model all adopts sealing band to seal, and sealing band adopts rubber weather strip, is preferably EPT rubber packing bar.
Sound absorption wallboard is connected with the groove fit on H shaped steel, and the gap sealing after both being connected by sealing joint strip, then by bolt and base flange plate, sidewall is fixed on band conveyor body.Because the groove part of H shaped steel both sides can be connected with sound absorption wallboard, a H shaped steel can connect two blocks of sound absorption wallboards, so can meet the acoustic enclosure sidewall requirement of the band conveyor of different length by controlling the quantity of H shaped steel and sound absorption wallboard.
The utlity model has following advantage:
1, sound arrester of the present utility model adopts the member of identical sound insulation class that band conveyor is sealed completely, and actv. has solved the pollution of running noises for its periphery acoustic environment.
2, the composite structure that the sound absorption overhead guard of sound arrester of the present utility model adopts provides good sound insulation vibration damping, effect.
3, the composite high-performance concrete extrusion wallboard that the sound absorption wallboard of the sidewall of sound arrester of the present utility model adopts can be in order to avoid whitewash also and can carry out as required secondary decoration, specious, installation period is short.
4, sound arrester floor area of the present utility model is little, and structure is convenient to fast assembling-disassembling, convenient maintenance; The skin of overhead guard is used rainproof layer, has good water resistance, and tenure of use is long, can install and use in adverse weather condition area.
5, between the overhead guard and support of sound arrester of the present utility model, between support and sidewall, between the column of sidewall and sound insulation wallboard, all adopt rubber weather strip or the sealing of rubber and plastic boards sealing band, guarantee that there is higher noise insulation factor each member junction, and vibration isolating effect is provided.
Accompanying drawing explanation
Fig. 1 is the front schematic view of the utility model band conveyor sound arrester;
Fig. 2 is the right side schematic diagram of the utility model band conveyor sound arrester;
Fig. 3 is along the enlarged diagram of analysing and observe of A-A direction in Fig. 2;
Fig. 4 is the front schematic view of the utility model band conveyor sound arrester sidewall;
Fig. 5 is along the cross-sectional schematic of B-B direction in Fig. 4;
Fig. 6 is along the cross-sectional schematic of C-C direction in Fig. 4;
Fig. 7 is the utility model band conveyor sound arrester sidewall pillar construction schematic diagram;
Fig. 8 is along the cross-sectional schematic of D-D direction in Fig. 7;
Fig. 9 is that the utility model band conveyor sound arrester sidewall sound insulation wallboard is near the schematic diagram of conveyer one side;
Figure 10 is along the enlarged diagram of analysing and observe of E-E direction in Fig. 9;
Figure 11 is in Figure 10, to be the schematic diagram of the sound insulation wallboard of filling sucting sound material;
Figure 12 is the structural representation of the utility model band conveyor sound arrester support;
Figure 13 is that Figure 12 is along the cross-sectional schematic of F-F direction.
Description of reference numerals:
1, overhead guard; 2, sidewall; 21, column; 211, the H steel column edge of a wing; 212, H steel column web; 22, sound insulation wallboard; 23, sound insulation porthole; 24, sound-absorbing material; 25, sound-proof wall sound absorption groove; 3, support; 31, crossbeam, 32, vertical beam; 33, the first support beam; 34 second support beams; 4, overhead guard split; 41, sound absorption layer; 42, damping pugging; 43, steel plate layer is installed; 44, rock wool layer; 45, rainproof layer; 411, the first zincing steel sheet; 412, the cotton layer of sound absorption; 413, the second zincing steel sheet; 414, sound absorption hole;
The specific embodiment
Describe with reference to the accompanying drawings specific embodiment of the utility model in detail.
As shown in Figure 1-2, the utility model band conveyor sound arrester integral body is arch, and inside has the cavity that holds band conveyor, both ends open, and the overhead guard 1, sidewall 2, the support 3 that by the throughput direction along band conveyor, are extended form.Sidewall 2 arranges along the throughput direction opposing parallel of band conveyor, and support 3 arranges along the throughput direction opposing parallel of band conveyor, and outside and support 3 that sidewall 2 is positioned at support 3 fit tightly, and sidewall is consistent with the height of support; Overhead guard is fixed on the top of support 3.
The position that overhead guard is fixedly connected with support, sidewall and support laminating position are provided with sealing band, seal, and strengthen defening effect.
As Figure 2-3, the overhead guard 1 that two ends are fixedly mounted on (flange does not mark in the accompanying drawings) on described support 3 by flange is whole curved, throughput direction by several overhead guard splits 4 along band conveyor is connected in sequence, and overhead guard split 4 comprises sound absorption layer 41, damping pugging 42, installation steel plate layer 43, rock wool layer 44, the rainproof layer 45 that is fixedly connected sequentially from the inside to the outside and is integrated.
In order to strengthen sound absorption effect, in overhead guard and support junction, be provided with rubber weather strip (EPT rubber packing bar) and seal.
Sound absorption layer 41 is curved, first zincing steel sheet 411 with well-distributed bar shaped sound absorption hole 414 being arranged in order from the inside to the outside, the cotton layer of sound absorption the 412 and second zincing steel sheet 413 being comprised of glass wool or rock wool form, the first zincing steel sheet, the cotton layer of sound absorption and the second zincing steel sheet are fixedly connected to form arc sound absorption layer 41 by bolt (not marking in accompanying drawing), the length in sound absorption hole 414 is 30-60mm, width is 2-5mm, for penetrating the strip through-hole of the first zincing steel sheet 411; The percentage of perforation in sound absorption hole is greater than 20%; The thickness of the first zincing steel sheet is 0.8-1.4mm; The thickness of the second zincing steel sheet is 0.8-1.4mm; The thickness of the cotton layer of sound absorption is 30～100mm.
In order to improve the high frequency sound absorbing capabilities of structure, for the cotton layer that absorbs sound provides protection, can also be at outside face parcel one deck alkali-free glass fiber cloth of the cotton layer 412 of described sound absorption.
The damping sound-insulating felt that described damping pugging 42 is 1～3mm by thickness forms, and damping sound-insulating felt sticks on the surface of the 2nd zincing steel sheet 413 of described sound absorption layer 41, plays sound insulation; The amplitude of the mesomerisms such as damping sound-insulating felt minimizing sound absorption layer 41 and other structures of overhead guard, support, sidewall, reduces vibration to extraneous transmission, has increased structure composition noise insulation factor simultaneously; Described installation steel plate layer 43 is selected the zincing steel sheet that thickness is 0.8～2mm, curved, its radian is consistent with the radian of curved sound absorption layer, described installation steel plate layer 43 is fixedly connected with described damping pugging 42, sound absorption layer 41 by bolt, form an integral body, steel plate 43 is installed and has been improved the noise insulation factor of sound insulation overhead guard, and be the installation raising rigid interface of each group layer of sound insulation overhead guard.
Thickness is that the curved rainproof layer 45 that the rock wool layer 44 of 50～100mm and the zincing steel sheet of the plastic-blasting that is 0.8～1.5mm by thickness or color steel is made is fixedly connected with by bolt (not marking in accompanying drawing), by bolt, rainproof layer 45 is fixedly connected with rock wool layer 44, installation steel plate layer 43, forms whole.
Rock wool layer, except having the effect of sound insulation, is combined with the other materials layer of sound insulation overhead guard, forms composite construction layer, suppresses vibration and outwards propagates, and improves defening effect.
As shown in Figure 4, sidewall 2 is parallel to each other and is spaced and forms perpendicular to the column 21 on ground and polylith sound insulation wallboard 22 by a plurality of, and column 21 selects H steel column to make.Column and sound insulation wallboard alternately, fixedly mount a sound insulation wallboard 22 or polylith along the vertical sound insulation wallboard superposeing of Width of sound insulation wallboard between adjacent two columns 21, the spacing between adjacent two columns is identical with the length of sound insulation wallboard 22.
The height of column is greater than the width of sound insulation wallboard, therefore by least 2 blocks of sound insulation wallboards, along its Width, is erect and stacks, to reach consistent with column height.
The utility model central post length is 1m, and the width of sound insulation wallboard is 0.5m, therefore adopts 2 blocks of sound insulation wallboards to erect and stack along its Width, and the sound-proof wall plate height of sidewall is equated with column height.
As shown in Figure 7,8, column (being H steel column) 21 is fixedly connected with ground by flanged plate (flanged plate does not mark in the accompanying drawings), and perpendicular to the ground, and flanged plate is selected 10-20mm, the antiseptic steel plate of process.The height of described column and described H steel column equal in length.Described H shaped steel specifications parameter is: 100-200mm(height H) * 100-200mm(width B) * 6-8mm(H steel column web 212 thickness t 1) * 8-12mm(H steel column edge of a wing 211 thickness t 2).
As shown in Fig. 5,6,7,9,10,11, sound insulation wallboard 22 is for adopting composite high-performance concrete extrusion wallboard.
In the present embodiment, sound absorption wallboard 22 is selected the composite high-performance concrete extrusion wallboard that the safe high-tech environmental friendly material of Fujian good fortune Co., Ltd produces, the inside of composite high-performance concrete extrusion wallboard has the sound insulation porthole 23 of filling sucting sound material 24, near band conveyor one side, evenly offers sound absorption groove 25.Sound insulation porthole is cuboid or the square bodily form, and the spacing between adjacent two sound insulation portholes is 60-120mm; Sound absorption porthole is 25～100mm along the thickness of the thickness direction of concrete extrusion wallboard, sound insulation porthole to the surperficial distance of close band conveyor one side of described concrete extrusion wallboard is 25～100mm, the width of concrete extrusion wallboard 22 is 0.5-1.0m, length is 2.5-4.0 rice, thickness is 50～150mm, it is 3～5mm that width is offered in its inner side (i.e. a side of close band conveyor), length is 60～100mm, the degree of depth is the bar shaped sound absorption groove 25 of 25～50mm, and the spacing between adjacent two sound insulation portholes 23 is 60-120mm; It is 24～80kg/m that unit weight is filled in the inside of sound insulation porthole 23
3centrifugally glass-wool or the sound-absorbing material 24 such as rock wool, the thickness of sound-absorbing material is 25～100mm.
The sound insulation wallboard 22 of sound arrester of the present utility model comprises sound-absorbing material and has the composite high-performance concrete extrusion wallboard of bar hole except adopting, other as concrete extrusion wallboard, metal Felt, wood fibre Felt etc. all can be for the utility model, as sound insulation wallboard.Adopt in the present embodiment by thering is the composite high-performance concrete extrusion wallboard 22 of bar shaped sound absorption groove 25 and the sound absorption wallboard that sound-absorbing material 24 forms, can significantly improve defening effect, the impact of the NOISE ON ENVIRONMENT of reduction band conveyor.
The composite high-performance concrete extrusion wallboard that concrete extrusion wallboard of the present utility model selects the safe high-tech environmental friendly material of Fujian good fortune Co., Ltd to produce, its preparation method is as follows: cement first, fly ash, vegetable fibre, water etc. stir in forced stirrer, the mixture that mix is formed passes through particular mold, through high pressure vacuum extruder, extrude, through embossing, survey after long and cutting technique, entered after steam kiln ordinary pressure curing and autoclave kiln sizing maintenance, make inside and there are a plurality of sound insulation portholes that hold sound-absorbing material, a side of extruding wallboard has the composite high-performance concrete extrusion wallboard finished product of sound absorption groove.
As shown in Figure 4, the centre on two relative edges of a wing of the chimeric the same side that is fixed on H steel column of sound insulation wallboard 22, the height of the thickness of described sound insulation wallboard 22 and described H shaped steel matches, two relative edges of a wing that are the same side of H shaped steel form groove, the wallboard 22 that will insulate against sound embeds in groove, and between the wing plate of H shaped steel and sound insulation wallboard, be provided with EPT rubber packing bar and seal, improve defening effect.Between adjacent two columns 21, fixedly mount a sound insulation wallboard 22, the spacing between adjacent two columns is identical with the length of a sound insulation wallboard 22.
By controlling the quantity of column and sound absorption wallboard, can meet the sound arrester sidewall requirement of the band conveyor of different length; It can be also the integral multiple of the width of sound absorption wallboard that the length of the column of H shaped steel can equate with the width of sound absorption wallboard, and two of the same side of the column of H shaped steel relative edges of a wing form that groove can only be placed a width and H steel column sound absorption wallboard equal in length or along superpose up and down more than 2 width of the direction of groove length, be less than the sound absorption wallboard of groove length in groove.In the utility model, the interior direction along groove length of the groove of column, two blocks of sound absorption wallboards of upper and lower stack.
In order to make H steel column be connected more firmly with sound insulation between wallboard, adopt bolt that H steel column is fixedly connected with sound insulation wallboard, at the place, the edge of a wing of H steel column and sound insulation wallboard tabling, be bolted H steel column and the wallboard that insulates against sound.In order to strengthen sound absorption effect, in insulate against sound wallboard and H steel column junction, be provided with rubber weather strip (EPT rubber packing bar) and seal, its thickness is 5～10mm.
The several delivered length according to band conveyor of piece of the number of column and sound insulation wallboard and the sound insulation length of wallboard and width and determine.For example the delivered length of the utility model band conveyor is 100m, and the height of H steel column (H) is that 100mm, width (B) are that 125mm, web thickness (t1) are that 7mm, edge of a wing thickness (t2) are 9mm; The length of sound insulation wallboard 22 is 2m, and width is 0.5m, and thickness is 100mm, support height is 1m, and the height of sidewall 2 is 1m, therefore needs 2 blocks of sound insulation wallboards 22 vertically superimposed along the Width of sound insulation wallboard, therefore need 22,102 H steel columns of 100 blocks of sound insulation wallboards.Required sound insulation wallboard number is specifically calculated as follows: [100 ÷ (2+0.07)] * 2 * 2 ≈ 100.
As shown in Fig. 2,12,13, support 3 comprises: a pair of each interval and the crossbeam 31 being parallel to each other; Several vertical beams that are oppositely arranged between two 32, separated from one another between described vertical beam, be fixed on crossbeam bottom, perpendicular with the bearing of trend of crossbeam 31; Several between crossbeam and with orthogonal first support beam 33 of bearing of trend of crossbeam; Several are arranged on the second support beam 34 between the vertical beam being oppositely arranged between two.
As shown in figure 12, crossbeam 31 extends along the throughput direction of band conveyor, parallels with the throughput direction of band conveyor; The bearing of trend of crossbeam is parallel to the ground; Vertical beam 32 is perpendicular with ground, and crossbeam is mutually vertical with vertical beam, and vertical beam is fixed on the bottom of crossbeam; The bottom of vertical beam vertically fixes on the ground by flange, and the vertical beam that is positioned at crossbeam bottom is oppositely arranged between two, parallel to each other.
Crossbeam, vertical beam, the first support beam, the second support beam all adopt shaped steel to make, and the cross section of crossbeam, vertical beam, the first support beam, the second support beam is all rectangular build, and the spacing between adjacent two vertical beams 32 of same crossbeam bottom is 1.5-3m; Spacing between pair of beams is 1.5-4m.
The height of support 3 equates with the height of column, and the height of support 3 is consistent with the length of H steel column.
The quantity of vertical beam 32 is determined according to the spacing between the delivered length of band conveyor and adjacent two vertical beams, and for example the delivered length of band conveyor is 100m, and the spacing between adjacent two vertical beams is 2m, and the quantity of vertical beam 32 is 50.
As shown in Figure 2, the two ends of sound absorption layer 41 adopt thread-forming screw to be fixedly connected with the top of the crossbeam that is rectangular build 31 of support 3; The inner side of sidewall 2 fits tightly, contacts with the outside of the crossbeam that is rectangular build 31 of support 3, in order to strengthen defening effect, between the downside of the crossbeam that is rectangular build 31 of the upside of sidewall 2 and support 3, be provided with EPT rubber packing bar and seal, its thickness is 5～10mm.
Overhead guard 1 is fixedly connected with the upper surface of the crossbeam of support 3 by bolt, and space between the two seals by sealing joint strip; Between the installation ground level of sidewall 2 and belt feeder, be bolted or be welded on the bottom of column (being H steel column), the lateral surface of sidewall 2 and the crossbeam 31 of support 3 near, the mutually concordant and close contact of the lower surface of the upper end of sidewall 2 and the crossbeam of support 3, the gap between the upper end of sidewall 2 and the crossbeam lower surface of support 3 seals with sealing band; By overhead guard 1, sidewall 2 and support 3 surround one along the relative close type sound arrester of band conveyor throughput direction, can effectively reduce equipment operation noise to periphery impact and can prevent dust, waterproof, are convenient to dismounting.
Finally it should be noted that: obviously, above-described embodiment is only for the utility model example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And the apparent variation of being amplified out thus or change are still among protection domain of the present utility model.
Claims (10)
1. a band conveyor sound arrester, integral body is arch, inside has the cavity that holds band conveyor, both ends open, it is characterized in that, comprise the overhead guard (1), sidewall (2), the support (3) that along the throughput direction of band conveyor, extend, wherein, described overhead guard integral body is curved, and the two ends of overhead guard are fixedly connected with support (3); Sidewall is positioned at the outside of support and fits tightly with support.
2. sound arrester as claimed in claim 1, it is characterized in that, by several overhead guard splits (4), the throughput direction along band conveyor is formed by connecting described overhead guard (1), and wherein said overhead guard split (4) comprises sound absorption layer (41), damping pugging (42), the installation steel plate layer (43) being arranged in order from the inside to the outside.
3. sound arrester as claimed in claim 2, is characterized in that, described overhead guard split (4) also comprises being positioned at installs the outer field rock wool layer being arranged in order (44) of steel plate layer (43), rainproof layer (45).
4. sound arrester as claimed in claim 2 or claim 3, is characterized in that, described sound absorption layer (41) is comprised of the first zincing steel sheet (411) being arranged in order from the inside to the outside, the cotton layer of sound absorption (412) and the second zincing steel sheet (413).
5. the sound arrester as described in claim 1-3 any one, it is characterized in that, described support (3) has a pair of crossbeam being parallel to each other (31), several are fixed on the perpendicular vertical beam (32) in Qie Yu ground, crossbeam bottom and at the first support beam (33) being parallel to each other between crossbeam, described the first support beam is for carrying roller and the convey materials of back-up belt conveyer.
6. sound arrester as claimed in claim 5, is characterized in that, the two ends of described overhead guard (1) are fixedly connected with the crossbeam (31) on the top of described support (3).
7. the sound arrester as described in claim 1-3 any one, it is characterized in that, described sidewall (2) is parallel to each other by least 2 and forms perpendicular to the column (21) on ground and at least 1 block of sound insulation wallboard (22), wherein, sound insulation wallboard, between adjacent two columns, is fixedly connected with column.
8. sound arrester as claimed in claim 7, it is characterized in that, described column (21) is H steel column, and described sound insulation wallboard is chimeric is fixed on the centre on two relative edges of a wing of the same side of described H shaped steel, and the thickness of described sound insulation wallboard (22) and the height of described H shaped steel match.
9. sound arrester as claimed in claim 7, is characterized in that, described sound insulation wallboard (22) is selected concrete extrusion wallboard, metal Felt or chromatic steel sandwich plate.
10. sound arrester as claimed in claim 9, is characterized in that, the thickness of described sound insulation wallboard (22) is 50～150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320645089.8U CN203581831U (en) | 2013-10-18 | 2013-10-18 | Sound-insulation device of belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320645089.8U CN203581831U (en) | 2013-10-18 | 2013-10-18 | Sound-insulation device of belt conveyor |
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| CN203581831U true CN203581831U (en) | 2014-05-07 |
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| CN201320645089.8U Expired - Fee Related CN203581831U (en) | 2013-10-18 | 2013-10-18 | Sound-insulation device of belt conveyor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370059A (en) * | 2014-11-11 | 2015-02-25 | 苏州市力神起重运输机械制造有限公司 | Anti-dust device for rubber belt conveyer |
| CN106966109A (en) * | 2017-05-31 | 2017-07-21 | 吴光明 | A kind of comprehensive treatment system for belt gallery |
| CN109469363A (en) * | 2018-11-07 | 2019-03-15 | 吴光明 | A method of building dedusting noise reduction belt gallery |
| CN115123740A (en) * | 2022-03-25 | 2022-09-30 | 神华准格尔能源有限责任公司 | Tubular belt conveyor |
-
2013
- 2013-10-18 CN CN201320645089.8U patent/CN203581831U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104370059A (en) * | 2014-11-11 | 2015-02-25 | 苏州市力神起重运输机械制造有限公司 | Anti-dust device for rubber belt conveyer |
| CN106966109A (en) * | 2017-05-31 | 2017-07-21 | 吴光明 | A kind of comprehensive treatment system for belt gallery |
| CN109469363A (en) * | 2018-11-07 | 2019-03-15 | 吴光明 | A method of building dedusting noise reduction belt gallery |
| CN115123740A (en) * | 2022-03-25 | 2022-09-30 | 神华准格尔能源有限责任公司 | Tubular belt conveyor |
| CN115123740B (en) * | 2022-03-25 | 2024-03-22 | 神华准格尔能源有限责任公司 | Tubular belt conveyor |
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