CN209800369U - Noise reduction negative pressure structure box - Google Patents

Noise reduction negative pressure structure box Download PDF

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Publication number
CN209800369U
CN209800369U CN201920395627.XU CN201920395627U CN209800369U CN 209800369 U CN209800369 U CN 209800369U CN 201920395627 U CN201920395627 U CN 201920395627U CN 209800369 U CN209800369 U CN 209800369U
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CN
China
Prior art keywords
box
sound
deadening
fan
air outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920395627.XU
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Chinese (zh)
Inventor
肖运有
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Zhong Chuang Cnc Equipment Technology Co Ltd
Original Assignee
Dongguan Zhong Chuang Cnc Equipment Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Zhong Chuang Cnc Equipment Technology Co Ltd filed Critical Dongguan Zhong Chuang Cnc Equipment Technology Co Ltd
Priority to CN201920395627.XU priority Critical patent/CN209800369U/en
Application granted granted Critical
Publication of CN209800369U publication Critical patent/CN209800369U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an amortization negative pressure structure case, the power distribution box comprises a box body, the fan, attach fitting and first exhaust opening, the fan sets up the inside at the box, the bottom surface fixed connection of fan and box, fan and box fixed connection, attach fitting's one end and the air intake connection of fan, attach fitting's other one end runs through behind the box and is connected with external equipment, the air outlet of fan is located the inside lower extreme of box, first exhaust opening sets up the upper end at the box, first exhaust opening is located the box and keeps away from one side of the air outlet of fan, the inboard of box is provided with the amortization cotton. This amortization negative pressure structure case makes the inside malleation that produces of box structure through the lug connection negative pressure, is convenient for to air exhaust, and the air runner of extension dispels the heat to the fan, and the amortization is cotton carries out the amortization to the noise that the in-process produced of airing exhaust.

Description

Noise reduction negative pressure structure box
Technical Field
The utility model relates to a technical field of negative pressure equipment especially relates to an amortization negative pressure structure case.
Background
In the middle of the automatic processing continuity, the fixed mode of product can choose for use the negative pressure to adsorb fixedly, and negative-pressure air fan can produce a large amount of noises when high-speed operation. The flow of large flow air can generate great noise, and the workshop environment is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at: the utility model provides a noise reduction negative pressure structure case makes the inside malleation that produces of box structure through the lug connection negative pressure, is convenient for exhaust, and the air runner of extension dispels the heat to the fan, and the noise that the noise reduction cotton produced the in-process of airing exhaust carries out the amortization.
To achieve the purpose, the utility model adopts the following technical proposal: the utility model provides a amortization negative pressure structure case, includes box, fan, attach fitting and first exhaust opening, the fan sets up the inside of box, the fan with the bottom surface fixed connection of box, the fan with box fixed connection, attach fitting's one end with the air intake connection of fan, the other one end of attach fitting runs through be connected with external equipment behind the box, the air outlet of fan is located the inside lower extreme of box, first exhaust opening sets up the upper end of box, first exhaust opening is located the box is kept away from one side of the air outlet of fan, the inboard of box is provided with the amortization cotton.
As a preferable technical scheme, a dipolar high-speed motor is arranged inside the fan.
As a preferred technical scheme, the air conditioner comprises a first silencing partition plate and a second air outlet, wherein a first side face and a second side face are vertically arranged on two sides of a box body respectively, two sides of the first silencing partition plate are connected with the first side face and the second side face respectively, one end of the first silencing partition plate is abutted to the inner side wall of the box body, the first air outlet is formed in the other end of the first silencing partition plate and between the inner side walls of the box body, the second air outlet is located above the first silencing partition plate and far away from one end of the first air outlet, and silencing cotton is arranged on the first silencing partition plate.
As an optimal technical scheme, including second amortization baffle and third air exit, the both sides of second amortization baffle respectively with first side with the second side is connected, the one end butt of second amortization baffle is in on the inside wall of box, the third air exit sets up the other one end of second amortization baffle with between the inside wall of box, the third air exit is located the top of second amortization baffle is kept away from the one end of second air exit, be provided with the amortization cotton on the second amortization baffle.
As a preferred technical scheme, one side of the box body is provided with a mounting side plate, and the edge of the mounting side plate is connected with the edge of the side face of the box body.
As a preferable technical solution, the mounting side plate is slidably connected to a side surface of the box body.
As a preferable technical scheme, a dust-proof net is installed on the third air outlet.
As a preferred technical scheme, the bottom of the box body is provided with supporting legs, and the supporting legs are welded with the box body.
The utility model has the advantages that: the utility model provides a noise reduction negative pressure structure case makes the inside malleation that produces of box structure through the lug connection negative pressure, is convenient for exhaust, and the air runner of extension dispels the heat to the fan, and the noise that the noise reduction cotton produced the in-process of airing exhaust carries out the amortization.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
FIG. 1 is a schematic view of the overall structure of a box with a negative pressure silencing structure according to an embodiment;
Fig. 2 is a partial structure schematic view of a sound-deadening negative pressure structure box according to an embodiment.
Fig. 1 to 2:
1. A box body; 2. a fan; 3. connecting a joint; 4. a first sound-deadening partition plate; 5. a second sound-deadening partition plate; 6. a first exhaust port; 7. a second air outlet; 8. a third air outlet; 9. an air inlet; 10. an air outlet; 11. installing a side plate; 12. support the feet.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 2, in this embodiment, a noise reduction negative pressure structure box includes a box body 1, a fan 2, a connection joint 3, and a first exhaust port 6, where the fan 2 is disposed inside the box body 1, the fan 2 is fixedly connected to the bottom surface of the box body 1, the fan 2 is fixedly connected to the box body 1, one end of the connection joint 3 is connected to an air inlet 9 of the fan 2, the other end of the connection joint 3 penetrates through the box body 1 and is connected to an external device, an air outlet 10 of the fan 2 is located at the lower end of the inside of the box body 1, the first exhaust port 6 is disposed at the upper end of the box body 1, the first exhaust port 6 is located on a side of the box body 1 away from the air outlet 10 of the fan 2, and the inner side of the box body 1 is provided with a cotton noise reduction.
When the air-purifying box works, the fan 2 is started, the fan 2 sucks air of external equipment into the fan 2 from the connecting joint 3 and the air inlet 9 of the fan 2, then the air is exhausted from the air outlet 10 of the fan 2, the noise generated by the air flow is greatly reduced by the noise reduction of the noise reduction cotton, in the whole process, the noise is reduced by the noise reduction cotton in the process that the air flows in the box body 1, meanwhile, the air flow channel is prolonged by the air outlet 10 of the fan 2 and the first exhaust port 6 which are opposite, the noise reduction effect is better, more importantly, the fan 2 is directly connected with a negative pressure structure, a positive pressure space is formed in the box body 1 to play a role in adsorption and exhaust air more smoothly, the square structure of the box body 1 is simple and easy to manufacture, and the box body 1 is formed by bending and then fixing a metal plate, the whole body is beautiful, and the space of the external silencer is saved.
The blower 2 is arranged at the bottom of the inner side of the box body 1, the whole key point can be placed at the bottom of the box body 1, so that the blower 2 is high in stability during working, the first exhaust port 6 is arranged at the top of the box body 1, and the internal air flow channel of the box body 1 is ensured to be long enough.
The sound-absorbing cotton is sponge with a convex-concave wave shape formed by special treatment of equipment, fine gaps and a half-open hole structure are filled in the sound-absorbing cotton, a large amount of incident sound wave energy can be absorbed to play a role in attenuating sound waves, interference and reverberation of indoor reflected sound are reduced, the sound purity is improved, and the sound-absorbing cotton is a high-performance product of a sound-absorbing and noise-reducing material.
In this embodiment, a two-pole high-speed motor is disposed inside the fan 2.
The synchronous speed of the dipolar high-speed motor is 3000r/min, which belongs to a high-speed motor, and the noise generated by the dipolar high-speed motor is larger, but the dipolar high-speed motor can be absorbed by the box body 1.
In this embodiment, including first amortization baffle 4 and second air exit 7, the both sides of box 1 are vertical first side and the second side of being provided with respectively, the both sides of first amortization baffle 4 respectively with first side with the second side is connected, the one end butt of first amortization baffle 4 is in on the inside wall of box 1, first air exit 6 sets up other one end of first amortization baffle 4 with between the inside wall of box 1, second air exit 7 is located the top of first amortization baffle 4 is kept away from the one end of first air exit 6, be provided with the amortization cotton on the first amortization baffle 4.
The first silencing partition plate 4 is additionally arranged, so that an air flow channel of the box body 1 is prolonged, noise is silenced by the silencing cotton on the first silencing partition plate 4 under the action of wind flowing, and the silencing effect is enhanced.
in this embodiment, including second amortization baffle 5 and third air exit 8, the both sides of second amortization baffle 5 respectively with first side with the second side is connected, the one end butt of second amortization baffle 5 is in on the inside wall of box 1, third air exit 8 sets up second amortization baffle 5 other one end with between the inside wall of box 1, third air exit 8 is located the top of second amortization baffle 5 is kept away from the one end of second air exit 7, be provided with the amortization cotton on the second amortization baffle 5.
Additionally add second amortization baffle 5, can prolong the air once more the runner in box 1 to again through the amortization of amortization baffle, further noise abatement, the effect that reaches is better.
In this embodiment, one side of the box body 1 is provided with an installation side plate 11, and the edge of the installation side plate 11 is connected with the side edge of the box body 1.
By opening the installation side plate 11, each part in the box body 1 can be installed and disassembled, and the maintenance of the box body 1 in the later period is of great significance.
in this embodiment, the mounting side plate 11 is slidably connected to the side surface of the box 1.
The sliding connection makes the opening and closing of the mounting side plate 11 more convenient.
In this embodiment, a dust-proof net is installed on the third air outlet 8.
In this embodiment, the bottom of the box body 1 is provided with a supporting leg 12, and the supporting leg 12 is welded to the box body 1.
The box body 1 is supported by the supporting legs 12, so that the box body is convenient to carry, and meanwhile, the box body 1 and the internal components thereof can be stably supported without being affected regardless of the ground environment of a workshop.
It should be noted that the above embodiments are only preferred embodiments of the present invention and the technical principles applied, and any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention.

Claims (8)

1. Amortization negative pressure structure case, its characterized in that includes box, fan, attach fitting and first exhaust opening, the fan sets up the inside of box, the fan with the bottom surface fixed connection of box, the fan with box fixed connection, attach fitting's one end with the air intake connection of fan, attach fitting's other one end runs through be connected with external equipment behind the box, the air outlet of fan is located the inside lower extreme of box, first exhaust opening sets up the upper end of box, first exhaust opening is located the box is kept away from one side of the air outlet of fan, the inboard of box is provided with the amortization cotton.
2. The sound-deadening negative-pressure structural box according to claim 1, wherein a two-pole high-speed motor is provided inside the blower.
3. The sound-deadening negative-pressure structural box according to claim 1, comprising a first sound-deadening partition plate and a second air outlet, wherein a first side surface and a second side surface are vertically arranged on two sides of the box body respectively, the two sides of the first sound-deadening partition plate are connected with the first side surface and the second side surface respectively, one end of the first sound-deadening partition plate abuts against the inner side wall of the box body, the first air outlet is arranged between the other end of the first sound-deadening partition plate and the inner side wall of the box body, the second air outlet is arranged above the first sound-deadening partition plate and far away from one end of the first air outlet, and sound-deadening cotton is arranged on the first sound-deadening partition plate.
4. The sound-deadening negative-pressure structural box according to claim 3, comprising a second sound-deadening partition plate and a third air outlet, wherein both sides of the second sound-deadening partition plate are respectively connected with the first side and the second side, one end of the second sound-deadening partition plate abuts against the inner side wall of the box body, the third air outlet is arranged between the other end of the second sound-deadening partition plate and the inner side wall of the box body, the third air outlet is positioned above the second sound-deadening partition plate and is far away from one end of the second air outlet, and sound-deadening cotton is arranged on the second sound-deadening partition plate.
5. The sound-deadening negative-pressure structural box as claimed in claim 1, wherein a side of the box body is provided with a mounting side plate, and edges of the mounting side plate are connected with side edges of the box body.
6. The sound-deadening negative pressure structural tank of claim 5, wherein the mounting side plate is slidably coupled to a side surface of the tank body.
7. The sound-deadening negative pressure structural box of claim 4, wherein a dust-proof net is installed on the third air outlet.
8. The sound-deadening negative-pressure structural box according to claim 1, wherein a bottom of the box body is provided with a supporting leg, and the supporting leg is welded with the box body.
CN201920395627.XU 2019-03-27 2019-03-27 Noise reduction negative pressure structure box Expired - Fee Related CN209800369U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920395627.XU CN209800369U (en) 2019-03-27 2019-03-27 Noise reduction negative pressure structure box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920395627.XU CN209800369U (en) 2019-03-27 2019-03-27 Noise reduction negative pressure structure box

Publications (1)

Publication Number Publication Date
CN209800369U true CN209800369U (en) 2019-12-17

Family

ID=68826649

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920395627.XU Expired - Fee Related CN209800369U (en) 2019-03-27 2019-03-27 Noise reduction negative pressure structure box

Country Status (1)

Country Link
CN (1) CN209800369U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191217