CN210575082U - Ventilating sound-insulating cover for industrial equipment - Google Patents
Ventilating sound-insulating cover for industrial equipment Download PDFInfo
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- CN210575082U CN210575082U CN201920966388.9U CN201920966388U CN210575082U CN 210575082 U CN210575082 U CN 210575082U CN 201920966388 U CN201920966388 U CN 201920966388U CN 210575082 U CN210575082 U CN 210575082U
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- insulation cover
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- ventilation
- industrial equipment
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- 238000009423 ventilation Methods 0.000 claims abstract description 33
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- 230000008030 elimination Effects 0.000 claims description 15
- 238000003379 elimination reaction Methods 0.000 claims description 15
- 230000030279 gene silencing Effects 0.000 claims description 14
- 230000035939 shock Effects 0.000 claims description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 11
- 239000005373 porous glass Substances 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
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- 239000004033 plastic Substances 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000003584 silencer Effects 0.000 claims description 3
- 210000002268 wool Anatomy 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
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- 238000009825 accumulation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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Abstract
The utility model provides a ventilation sound-proof cover for industrial equipment relates to environmental engineering noise treatment equipment technical field, has solved the technical problem that ventilation sound-proof cover flexibility is poor, application scope is narrow. The ventilation sound insulation cover comprises a sound insulation cover body, an exhaust device, a connecting device and a movable support, wherein an air inlet and an air outlet are formed in the sound insulation cover body; the air exhaust device is arranged in the inner cavity of the sound insulation cover body and close to the air outlet; the connecting device is of a split structure and comprises at least two horn-shaped connecting units, every two adjacent connecting units are detachably connected through a clamping piece, and all the connecting units are connected together to form the horn-shaped connecting device; the inner wall of the connecting unit and the inner wall of the sound insulation cover body are both provided with a damping layer and a sound absorption layer; the connecting unit positioned at the lowest part is connected with the movable bracket; the size of the square or round space enclosed by the movable bracket is adjustable. The utility model discloses an acoustic shield has that the flexibility is good, application scope is wide characteristics.
Description
Technical Field
The utility model belongs to the technical field of environmental engineering noise treatment equipment technique and specifically relates to a ventilation sound-proof cover for industrial equipment is related to.
Background
With the development of society and the continuous progress of industrial technology, a plurality of large industrial devices with high noise emission are put into use, and the devices bring convenience to people and bring disadvantages to people. When these industrial devices are operating normally, the noise generated affects our normal lives.
The applicant has found that the prior art has at least the following technical problems:
in the prior art, people usually adopt a sound insulation cover with a closed space arranged outside a sound production point of industrial equipment, in order to prevent the accumulation of bad gas or heat in the sound insulation cover, a windowing mode is usually adopted, and the interior of the sound insulation cover is ventilated and ventilated by utilizing a natural ventilation mode or a forced ventilation mode driven by a power system; the ventilation sound insulation cover in the prior art is fixedly installed, is designed independently aiming at different equipment, is complex in structure, large in size and heavy, and cannot be used once industrial equipment is technically improved and the structure is updated, so that the flexibility is poor; and each ventilation sound insulation cover is only suitable for one industrial device, the application range is narrow, the production cost is increased, and the investment is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an industrial equipment is with ventilation sound insulation cover to solve the ventilation sound insulation cover flexibility that exists among the prior art poor, the narrow technical problem of application scope.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of ventilation sound-proof cover for industrial equipment, including sound-proof cover body, exhaust device, connecting device and movable support, wherein:
the sound insulation cover body is of a cuboid or cylindrical structure, and an air inlet and an air outlet are formed in the sound insulation cover body;
the air exhaust device is arranged in the inner cavity of the sound insulation cover body and close to the air outlet;
an air inlet silencing unit is arranged between the air inlet and the air exhaust device;
an air outlet silencing unit is arranged between the air outlet and the air exhaust device;
a shutter-shaped silencer is arranged on the air outlet;
the connecting device is of a split structure and comprises at least two horn-shaped connecting units, every two adjacent connecting units are detachably connected through a clamping piece, and all the connecting units are connected together to form the horn-shaped connecting device;
a shock pad is also arranged between every two adjacent connecting units;
the inner wall of the connecting unit and the inner wall of the sound insulation cover body are both provided with a damping layer and a sound absorption layer;
the connecting unit positioned at the lowest part is connected with the movable support, and the connecting unit positioned at the uppermost part is connected with the sound insulation cover body;
the size of the square or round space surrounded by the movable support is adjustable.
As a further improvement of the invention, all the connecting units have the same or different conicity, and the conicity range of the connecting units is 25-45 degrees.
As a further improvement of the present invention, two ends of the connecting unit respectively extend outward in the circumferential direction to form annular clamping edges, one side of each of the two annular clamping edges opposite to the other annular clamping edge is provided with a clamping groove, the shock pad is annular, and the shock pad is arranged between the annular clamping edges of two adjacent connecting units; the clamping piece is of a U-shaped structure, two free ends of the clamping piece are respectively provided with a clamping hook, the clamping piece is clamped into the clamping groove through the clamping hooks to achieve clamping connection of the connecting unit, and the clamping piece is made of elastic materials.
As a further improvement of the utility model, the damping layer is made of asphalt-impregnated gunny bag cloth, glass cloth, felt or asbestos wool, and the thickness of the damping layer is 6 mm; the sound absorbing layer is including the cotton layer of porous glass, non-woven fabrics layer, the stainless steel perforated plate that set gradually, the cotton layer thickness of porous glass is 50mm, stainless steel perforated plate thickness is 1mm, the perforation rate on the stainless steel perforated plate is 23%.
As a further improvement of the utility model, the lateral wall of sound proof cover body is sandwich structure, including peripheral board, interior bounding wall and filling layer, the peripheral board with interior bounding wall all adopts metal or plastic materials to make, the filling layer is porous sound absorbing material, just the filling layer thickness is 6-10cm, peripheral board thickness is 2-3mm, interior bounding wall thickness is 1.5 mm.
As a further improvement of the present invention, the movable support includes a first support body, a second support body, a third support body and a fourth support body which are L-shaped or 1/4 circular arc-shaped, the first support body and the inside hollow of the third support body, the second support body and the both ends of the fourth support body are respectively inserted into the first support body and the inside hollow of the third support body to form a square or a circle, the movable support is formed in a different way, and the movable support is different in specification in the second support body and the both ends of the fourth support body.
As a further improvement, the air inlet noise elimination unit with the air outlet noise elimination unit all includes the frame and follows two rows of noise elimination pieces that the air current flow direction set gradually in the frame, two rows the noise elimination piece sets up the both sides that the frame is relative, and is located all in the same row the noise elimination piece is all with the another row of opposite side the noise elimination piece is crisscross to be set up.
As a further improvement of the utility model, the air intake with the air outlet outside all is provided with rain-proof lid.
As a further improvement, the access hole has been seted up on the sound proof cover body, be provided with the access door that can open and close on the access hole, access door limit portion with be provided with the sealing strip that soft rubber made between the access hole, just the access door outside is provided with the hasp, be provided with the locking lever on the sound proof cover body, work as when the access door is in the off-state the locking lever card is gone into realize locking in the hasp.
As a further improvement of the utility model, the exhaust device is a low-noise fan.
Compared with the prior art, the utility model following beneficial effect has:
the utility model discloses a set up the connecting device of components of a whole that can function independently structure, can be according to industrial equipment specification size, select the linkage unit of installing different quantity to form the sound proof cover of different specifications, in order to be applicable to different industrial equipment and use, the utility model discloses a can dismantle the connection through the fastener between the linkage unit, make things convenient for the dismouting, labour saving and time saving, size through the movable support is adjustable, in order to be adapted to different specification connecting device's use, through above structural design, the utility model discloses a sound proof cover has the characteristics that the flexibility is good, application scope is wide.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic perspective view of a ventilation and sound insulation cover for industrial equipment according to the present invention;
FIG. 2 is a partial cross-sectional view of two connection units in the ventilation and sound insulation cover for industrial equipment of the present invention;
FIG. 3 is a partial cross-sectional view of the sound absorbing layer in the ventilation and sound insulation cover for industrial equipment according to the present invention;
FIG. 4 is a cross-sectional view of the side wall of the acoustic enclosure body in the ventilation acoustic enclosure for industrial equipment of the present invention;
FIG. 5 is a schematic view of the internal structure of the acoustic enclosure body in the ventilation acoustic enclosure for industrial equipment of the present invention;
FIG. 6 is a front view of a fastener in the ventilation and sound insulation cover for industrial equipment of the present invention;
FIG. 7 is a schematic structural view of the ventilating and sound insulating cover for industrial equipment according to the present invention, wherein the movable frame is disassembled;
fig. 8 is the utility model discloses the internal structure schematic diagram of air inlet noise elimination unit and air-out noise elimination unit in the ventilation sound-proof cover for industrial equipment.
In the figure 1, a sound insulation cover body; 11. an air inlet; 12. an air outlet; 13. an air inlet silencing unit; 131. a frame; 132. a sound-deadening sheet; 14. an air outlet silencing unit; 15. a louvered muffler; 16. a peripheral plate; 17. an inner coaming; 18. a filling layer; 19. an access hole; 191. an access door; 1911. locking; 1912. a lock lever; 2. An air exhaust device; 3. a connecting device; 31. a connection unit; 311. an annular clamping edge; 312. a card slot; 32. a fastener; 321. a hook; 33. a shock pad; 34. a damping layer; 35. a sound absorbing layer; 351. a porous glass wool layer; 352. a non-woven fabric layer; 353. a stainless steel perforated plate; 4. a movable support; 41. a first frame body; 42. a second frame body; 43. a third frame body; 44. a fourth frame body; 5. a rain cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-8, for the utility model discloses the structural schematic diagram of ventilation sound-proof cover for industrial equipment, the attached drawing is only schematic, and the size that shows in the drawing is not actual production size, during the design, need select suitable size production in the aspect of guaranteeing intensity, rigidity and connection stability according to actual conditions.
As shown in fig. 1 and 5, the utility model provides a ventilation sound insulation cover for industrial equipment, including sound insulation cover body 1, exhaust device 2, connecting device 3 and movable support 4, wherein: the sound insulation cover body 1 is of a cuboid or cylindrical structure, and is selected to be used according to the shape of applied industrial equipment during design, and the shape of the sound insulation cover body 1 is similar to that of the installed industrial equipment; in order to circulate the air in the sound insulation cover, an air inlet 11 and an air outlet 12 are arranged on the sound insulation cover body 1; in order to improve the air circulation effect, the air exhaust device 2 is arranged in the inner cavity of the sound insulation cover body 1 and close to the air outlet 11; the utility model discloses in, exhaust device 2 is the fan of low noise shape.
In order to prevent the noise leakage at the upper opening of the sound insulation cover, an air inlet silencing unit 13 is arranged between the air inlet 11 and the air exhaust device 2; an air outlet silencing unit 14 is arranged between the air outlet 12 and the air exhaust device 2;
furthermore, the air outlet 12 is provided with a shutter-shaped silencer 15 to further reduce noise leakage at the air outlet 12;
as shown in fig. 2, as an alternative embodiment, the connecting device 3 is a split structure, and includes at least two horn-shaped connecting units 31, two adjacent connecting units 31 are detachably connected by a clamping member 32, and all the connecting units 31 are connected together to form the horn-shaped connecting device 3; according to the number of the connecting units 31 connected, the specifications of the joint of the ventilation sound insulation cover and the industrial equipment are different, and the number of the connecting units 31 can be selected according to the size of the equipment, so that the flexibility and the application range of the ventilation sound insulation cover are improved.
In order to prevent the vibration transmission of the equipment, a shock absorption pad 33 is also arranged between two adjacent connecting units 31; it should be noted that the shock absorbing pad 33 can be made of rubber or silicone material.
As an optional embodiment, the inner wall of the connecting unit 31 and the inner wall of the sound insulation cover body 1 are both provided with a damping layer 34 and a sound absorption layer 35; the damping layer 34 is made of asphalt-impregnated gunny bag cloth, glass cloth, felt or asbestos wool, and the thickness of the damping layer 34 is 6 mm; as shown in fig. 3, the sound absorption layer 35 includes a porous glass wool layer 351, a non-woven fabric layer 352, and a stainless steel perforated plate 353, which are sequentially disposed, wherein the thickness of the porous glass wool layer 351 is 50mm, the thickness of the stainless steel perforated plate 353 is 1mm, and the perforation rate on the stainless steel perforated plate 353 is 23%. The stainless steel perforated plate 353 is provided with the raised reinforcing ribs, the reinforcing ribs and the damping layer 34 along the vertical direction, so that in order to avoid the plate anastomosis effect and the low-frequency resonance of the plate and reduce the radiation of sound waves, it is required to be noted that the thickness of the damping layer 34 is not less than 2-4 times of the thickness of the wall of the sound insulation cover body 1.
The connecting unit 31 positioned at the lowest part is connected with the movable bracket 4, and the connecting unit 31 positioned at the uppermost part is connected with the sound insulation cover body 1; in the utility model, the connecting unit 11 is connected with the sound insulation cover body 1 and the movable support 4 by means of screws and nuts, which are not shown in the attached drawings; in order to make the movable support 4 adapt to the connecting device 3 of different specifications, the utility model discloses in, the square or circular space size that movable support 4 encloses is adjustable.
As an alternative embodiment, as shown in fig. 7, the movable bracket 4 includes a first bracket body 41, a second bracket body 42, a third bracket body 43 and a fourth bracket body 44 which are L-shaped or 1/4 circular arc-shaped, the first bracket body 41 and the third bracket body 43 are hollow, the movable bracket 4 may be made of a square steel tube or a round steel tube, two ends of the second bracket body 42 and the fourth bracket body 44 are respectively inserted into the inner cavities of the first bracket body 41 and the third bracket body 43 to form the square or circular movable bracket 4, and the movable bracket 4 formed by different insertion depths of the two ends of the second bracket body 42 and the fourth bracket body 44 have different specifications. In order to prevent the movable support 4 from deforming or automatically becoming larger or smaller when in use after the specification is adjusted, a plurality of through holes arranged side by side are formed in the first support body 41, the second support body 42, the third support body 43 and the fourth support body 44, and after the specification is adjusted, the through holes are penetrated by through nails to lock the movable support 4.
The taper of all the connection units 31 may be the same or different, and the taper of the connection units 31 may range from 25 to 45 °. All the link units 31 are the same or different in height;
as an optional embodiment, two ends of the connecting unit 31 respectively extend outwards along the circumferential direction to form annular clamping edges 311, one side of each of the two annular clamping edges 311 is provided with a clamping groove 312, the shock absorbing pad 33 is annular, and the shock absorbing pad 33 is arranged between the annular clamping edges 311 of two adjacent connecting units 31; as shown in fig. 6, the engaging member 32 is a U-shaped structure, and two free ends of the engaging member 32 are respectively provided with hooks 321, the engaging member 32 is clamped into the clamping groove 312 by the hooks 321 to realize the clamping connection of the connecting unit 31, and the engaging member 32 is made of an elastic material.
In order to improve the sound insulation effect of the ventilation sound insulation cover, as shown in fig. 4, the side wall of the sound insulation cover body 1 is of a sandwich structure and comprises a peripheral plate 16, an inner peripheral plate 17 and a filling layer 18, wherein the peripheral plate 16 and the inner peripheral plate 17 are both made of metal or plastic materials, the filling layer 18 is made of a porous sound absorption material, the thickness of the filling layer 18 is 6-10cm, the thickness of the peripheral plate 16 is 2-3mm, and the thickness of the inner peripheral plate 17 is 1.5 mm. The filler layer 18 may be made of porous glass wool. Other prior art porous sound absorbing materials such as mineral wool may also be used. The outer peripheral plate 16 and the inner peripheral plate 17 may be made of a steel plate or an aluminum plate.
As shown in fig. 8, each of the inlet air noise elimination unit 13 and the outlet air noise elimination unit 14 includes a frame 131 and two rows of noise elimination sheets 132 sequentially arranged along the airflow flowing direction in the frame 131, the two rows of noise elimination sheets 132 are arranged on two opposite sides of the frame 131, and all the noise elimination sheets 132 in the same row are arranged in a staggered manner with all the noise elimination sheets 132 in the other row on the opposite side. The silencing sheet 132 is implemented by a product in the prior art, and is not described in detail herein.
Rain-proof covers 5 are arranged on the outer sides of the air inlet 11 and the air outlet 12. Rain-proof lid 5 slope sets up on the outer wall of sound proof cover body 1, and rain-proof lid 5 straight plate structure or curved plate structure.
As an optional embodiment, in order to facilitate maintenance and overhaul of the device, the sound-proof cover body 1 is provided with an overhaul port 19, the overhaul port 19 is provided with an openable and closable overhaul door 191, a sealing strip made of soft rubber is arranged between the edge of the overhaul door 191 and the overhaul port 19, the outer side of the overhaul door 191 is provided with a lock catch 1911, the sound-proof cover body 1 is provided with a lock rod 1912, and when the overhaul door 191 is in a closed state, the lock rod 1912 is clamped into the lock catch 1911 to realize locking.
The utility model discloses a set up the connecting device of components of a whole that can function independently structure, can be according to industrial equipment specification size, select the linkage unit of installing different quantity to form the sound proof cover of different specifications, in order to be applicable to different industrial equipment and use, the utility model discloses a can dismantle the connection through the fastener between the linkage unit, make things convenient for the dismouting, labour saving and time saving, size through the movable support is adjustable, in order to be adapted to different specification connecting device's use, through above structural design, the utility model discloses a sound proof cover has the characteristics that the flexibility is good, application scope is wide.
Claims (10)
1. The utility model provides a ventilation sound-proof cover for industrial equipment which characterized in that: including sound insulation cover body (1), exhaust device (2), connecting device (3) and movable support (4), wherein:
the sound insulation cover body (1) is of a cuboid or cylindrical structure, and an air inlet (11) and an air outlet (12) are formed in the sound insulation cover body (1);
the air exhaust device (2) is arranged in the inner cavity of the sound insulation cover body (1) and close to the air outlet (12);
an air inlet silencing unit (13) is arranged between the air inlet (11) and the air exhaust device (2);
an air outlet noise elimination unit (14) is arranged between the air outlet (12) and the air exhaust device (2);
a louvered silencer (15) is arranged on the air outlet (12);
the connecting device (3) is of a split structure and comprises at least two horn-shaped connecting units (31), every two adjacent connecting units (31) are detachably connected through a clamping piece (32), and all the connecting units (31) are connected together to form the horn-shaped connecting device (3);
a shock absorption pad (33) is also arranged between every two adjacent connecting units (31);
a damping layer (34) and a sound absorption layer (35) are arranged on the inner wall of the connecting unit (31) and the inner wall of the sound insulation cover body (1);
the connecting unit (31) positioned at the lowest part is connected with the movable support (4), and the connecting unit (31) positioned at the uppermost part is connected with the sound insulation cover body (1);
the size of a square or round space enclosed by the movable support (4) is adjustable.
2. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: the conicity of all the connecting units (31) is the same or different, and the conicity of the connecting units (31) ranges from 25 degrees to 45 degrees.
3. A ventilation and sound-insulation cover for industrial equipment according to claim 1 or 2, characterized in that: two ends of each connecting unit (31) extend outwards along the circumferential direction to form annular clamping edges (311), clamping grooves (312) are formed in one opposite sides of the two annular clamping edges (311), each shock absorption pad (33) is annular, and each shock absorption pad (33) is arranged between the annular clamping edges (311) of the two adjacent connecting units (31); fastener (32) are the U-shaped structure, just two free ends of fastener (32) are provided with pothook (321) respectively, fastener (32) pass through pothook (321) card is gone into realize in draw-in groove (312) the block of linkage unit (31) is connected, fastener (32) adopt elastic material to make.
4. A ventilation and sound-insulation cover for industrial equipment according to claim 1 or 2, characterized in that: the damping layer (34) is made of asphalt-impregnated gunny bag cloth, glass cloth, felt or asbestos wool, and the thickness of the damping layer (34) is 6 mm; the sound absorption layer (35) is including the cotton layer of porous glass (351), non-woven fabrics layer (352), the stainless steel perforated plate (353) that set gradually, the cotton layer of porous glass (351) thickness is 50mm, stainless steel perforated plate (353) thickness is 1mm, the perforation rate on the stainless steel perforated plate (353) is 23%.
5. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: the side wall of sound proof cover body (1) is sandwich structure, including peripheral board (16), interior peripheral board (17) and filling layer (18), peripheral board (16) with interior peripheral board (17) all adopt metal or plastic materials to make, filling layer (18) are porous sound absorbing material, just filling layer (18) thickness is 6-10cm, peripheral board (16) thickness is 2-3mm, interior peripheral board (17) thickness is 1.5 mm.
6. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: the movable support (4) comprises a first support body (41), a second support body (42), a third support body (43) and a fourth support body (44) which are L-shaped or 1/4 arc-shaped, the first support body (41) and the third support body (43) are hollow inside, the second support body (42) and the fourth support body (44) are inserted into the first support body (41) and the inner cavity of the third support body (43) in a square or circular shape respectively, the movable support (4) is formed, and the movable support (4) is different in specification in the second support body (42) and the fourth support body (44) in different insertion depths.
7. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: the air inlet silencing unit (13) and the air outlet silencing unit (14) both comprise a frame (131) and two rows of silencing sheets (132) which are sequentially arranged along the airflow flowing direction in the frame (131), the two rows of silencing sheets (132) are arranged on two opposite sides of the frame (131), and all the silencing sheets (132) in the same row and all the silencing sheets (132) in the other row on the opposite side are arranged in a staggered mode.
8. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: rain-proof covers (5) are arranged on the outer sides of the air inlet (11) and the air outlet (12).
9. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: seted up access hole (19) on sound insulation cover body (1), be provided with access door (191) that can open and close on access hole (19), access door (191) limit portion with be provided with the sealing strip that soft rubber made between access hole (19), just access door (191) outside is provided with hasp (1911), be provided with locking lever (1912) on sound insulation cover body (1), work as access door (191) are in when closed condition locking lever (1912) card is gone into realize locking in hasp (1911).
10. The ventilation and sound insulation cover for industrial equipment according to claim 1, wherein: the air exhaust device (2) is a low-noise fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920966388.9U CN210575082U (en) | 2019-06-25 | 2019-06-25 | Ventilating sound-insulating cover for industrial equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920966388.9U CN210575082U (en) | 2019-06-25 | 2019-06-25 | Ventilating sound-insulating cover for industrial equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210575082U true CN210575082U (en) | 2020-05-19 |
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ID=70639722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920966388.9U Expired - Fee Related CN210575082U (en) | 2019-06-25 | 2019-06-25 | Ventilating sound-insulating cover for industrial equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210575082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047119A (en) * | 2021-04-23 | 2021-06-29 | 四川鑫博大园林工程有限公司 | Construction device for road noise reduction and construction method thereof |
-
2019
- 2019-06-25 CN CN201920966388.9U patent/CN210575082U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047119A (en) * | 2021-04-23 | 2021-06-29 | 四川鑫博大园林工程有限公司 | Construction device for road noise reduction and construction method thereof |
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