Air supply device for dust-free workshop

Abstract

The utility model relates to an air supply device of a dust-free workshop, which comprises a motor, a rotor, a shell and a noise reduction pipeline, the rotor is arranged in the shell and can rotate relative to the shell, the noise reduction pipeline is fixedly arranged on the shell, a rotating shaft of the motor is connected with the rotor, and the noise reduction pipeline is fixedly arranged on the shell. Therefore, the motor drives the rotor to rotate. The silencing pipeline is provided with an air inlet channel, the air inlet channel penetrates through the silencing pipeline in the axial direction of the silencing pipeline, and the air inlet channel communicates with the outside; air entering through the air inlet channel flows to the rotor, and the rotor conveys the air into the shell when rotating; the shell comprises an air supply pipeline, the air supply pipeline is provided with an air supply channel, and air is conveyed to a dust-free workshop through the air supply channel.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of air supply devices of dust-free workshop. BACKGROUND

[0002] Dust-free workshop needs to meet cleanliness, air circulation and so on, and air circulation is mainly realized by air supply device. The air supply device in prior art is mostly electric fan, which is installed above dust-free workshop, and outside air is sent into dust-free workshop by electric fan. However, the electric fan in prior art has small power and small air supply flow, and cannot meet the requirement of air circulation in dust-free workshop with large area. Moreover, the air inlet of electric fan is small in space, so that when the fan blade rotates at high speed, air will make a lot of noise when entering electric fan through air inlet due to pressure difference, which is not conducive to production activities in dust-free workshop. SUMMARY

[0003] The utility model aims at solving the shortcomings in prior art, and provides an air supply device of dust-free workshop.

[0004] To achieve the above object, the utility model adopts the following technical scheme: an air supply device of dust-free workshop, comprising: motor, rotor, shell, silencer duct, the rotor is installed in the shell, and the rotor can rotate relative to the shell, the silencer duct is fixedly installed on the shell, the rotating shaft of the motor and the rotor are connected together, so that the motor drives the rotor to rotate; the silencer duct has air inlet channel, the air inlet channel penetrates the silencer duct along the axial direction of the silencer duct, and the air inlet channel is communicated with the outside world; the air entering through the air inlet channel flows to the rotor, and the rotor transports air to the shell when rotating; the shell comprises air supply duct, and the air supply duct has air supply channel, and air is transported to dust-free workshop through the air supply channel.

[0005] Further, it further includes shaft coupling, and the rotating shaft of the motor and the rotor are fixedly connected together by the shaft coupling.

[0006] Further, it further includes first connecting rod, the rotor includes rotating rod, the rotating rod is provided with insertion hole, one end of the first connecting rod and the shaft coupling are fixedly connected together, the other end of the first connecting rod is inserted into the insertion hole of the rotating rod, and the first connecting rod and the rotating rod are fixedly connected together by key connection.

[0007] Further, the support and the first bearing are fixedly installed together; the rotating rod of the rotor is fixedly inserted into the first bearing, so that the rotor rotates relative to the support.

[0008] Further, the rotor comprises a rotating drum having a first inner chamber, a first flow-through opening is formed on one end surface of the rotating drum, the first flow-through opening and the first inner chamber are in fluid communication, and air enters the first inner chamber through the first flow-through opening; a preset number of vanes are arranged on the inner wall of the first inner chamber, and the vanes protrude from the inner wall of the first inner chamber towards the middle part of the first inner chamber.

[0009] Further, a preset number of flow-through grooves are arranged on the rotating drum, the flow-through grooves penetrate the rotating drum along the radial direction of the outer wall of the rotating drum towards the axis of the rotating drum, and the flow-through grooves and the first inner chamber are in fluid communication, air flows into the first inner chamber and flows out through the flow-through grooves.

[0010] Further, the rotor further comprises a first cover plate, the first cover plate is fixedly connected to the other end surface of the rotating drum, and the rotating rod and the first cover plate are fixedly connected.

[0011] Further, the shell further comprises a shell body and a second cover plate, the air supply pipeline is fixedly connected to the shell body, the shell body is provided with a second inner chamber, a second flow-through opening is arranged on one end surface of the shell body, and the second flow-through opening and the second inner chamber are in communication; the second cover plate is fixedly connected to the other end surface of the shell body, and the second cover plate is provided with a mounting hole penetrating the second cover plate, a second bearing is fixedly installed in the mounting hole, the rotating rod of the rotor is inserted into the second bearing, and the rotating rod and the second bearing are fixedly installed together, so that the rotor can rotate relative to the shell.

[0012] Further, the motor and the support are fixedly installed on the bracket; the end surface of the shell body of the shell and the air silencing pipeline are fixedly connected together, so that the air inlet channel of the air silencing pipeline and the second inner chamber are in communication.

[0013] The beneficial effects of the present application are: the air supply device of the dust-free workshop provided by the present application has simple structure and is easy to assemble, and in view of the setting of the sound attenuation pipeline, the sound attenuation pipeline has a preset length, air enters the sound attenuation pipeline and then enters the rotor, the rotor rotates to drive air to be discharged from the air supply pipeline, so that the noise at the air inlet is greatly reduced compared with the prior art; secondly, compared with the small power of the electric fan in the prior art, the air supply device provided by the present application is provided with a high-power motor, so that the air volume and flow rate are large, and the air flow of the dust-free workshop is accelerated. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A structure schematic view of the air supply device of the dust-free workshop provided by the present application.

[0015] Figure 2 Another structure schematic view of the air supply device of the dust-free workshop provided by the present application.

[0016] Figure 3 A structure schematic view of the rotor of the air supply device of the dust-free workshop provided by the present application.

[0017] Figure 4 Another structure schematic view of the rotor of the air supply device of the dust-free workshop provided by the present application.

[0018] Figure 5 A structure schematic view of the shell of the air supply device of the dust-free workshop provided by the present application. DETAILED DESCRIPTION

[0019] The present application will be further described in detail through specific embodiments combined with the drawings. In different embodiments, similar elements are associated with similar element labels. In the following embodiments, many details are described in order to make the present application better understood. However, those skilled in the art can easily recognize that some features can be omitted in different cases, or can be replaced by other elements, materials or methods. In some cases, some operations related to the present application are not shown or described in the specification, in order to avoid the core part of the present application being overwhelmed by too much description, and it is not necessary to describe these related operations in detail for those skilled in the art according to the description in the specification and general technical knowledge in the art.

[0020] In addition, the features described in the specification, operations or characteristics can be combined in any appropriate manner to form various embodiments, and the steps involved in each embodiment can be sequentially exchanged or adjusted in a manner apparent to those skilled in the art. Therefore, the description and drawings are only for the purpose of clearly describing one embodiment, and do not mean the necessary composition and / or order.

[0021] The serial numbers of the components described herein, such as "first", "second", etc., are only used to distinguish the described objects, and do not have any sequential or technical meaning. The "connection" and "coupling" in the present application include direct and indirect connections (couplings) unless otherwise specified.

[0022] Please refer to Figures 1-5 The present application provides a dust-free workshop air supply device (hereinafter referred to as "the air supply device"), which comprises a motor 1, a rotor 10, a housing 4, and a sound-attenuating pipeline 5. The rotor 10 is installed in the housing 4 and can rotate relative to the housing 4. The sound-attenuating pipeline 5 is fixedly installed on the housing 4. The rotating shaft (not shown) of the motor 1 is connected with the rotor 10, so that the motor 1 drives the rotor 10 to rotate. The sound-attenuating pipeline 5 has an air inlet channel (not shown) that penetrates the sound-attenuating pipeline 5 along the axial direction of the sound-attenuating pipeline 5 and is in communication with the outside. The air entering through the air inlet channel flows to the rotor 10, which transports the air into the housing 4 when rotating. The housing 4 comprises an air supply pipeline 41 having an air supply channel 410 through which the air is transported to the dust-free workshop.

[0023] In an embodiment of the present application, the air supply device further comprises a shaft coupling 2, which fixedly connects the rotating shaft of the motor 1 and the rotor 10 together.

[0024] In an embodiment of the present application, the air supply device further comprises a first connecting rod 3. The rotor 10 comprises a rotating rod 103 provided with a plug-in hole 1030. One end of the first connecting rod 3 is fixedly connected with the shaft coupling 2, and the other end of the first connecting rod 3 is inserted into the plug-in hole 1030 of the rotating rod 103 and fixedly connected with the rotating rod 103 by means of key connection.

[0025] In one embodiment of the present application, the air supply device further comprises a support 7, a first bearing 8 fixedly embedded in the support 7 so that the support 7 and the first bearing 8 are fixedly mounted together, and a rotating rod 103 of the rotor 10 fixedly inserted into the first bearing 8 so that the rotor 10 rotates relative to the support 7.

[0026] In one embodiment of the present application, the rotor comprises a rotating drum 102 having a first internal chamber 1020, a first flow-through opening 1022 being formed on one end face of the rotating drum 102 and in fluid communication with the first internal chamber 1020, and a plurality of vanes 1024 being arranged on an inner wall of the first internal chamber 1020 and protruding from the inner wall toward a middle portion of the first internal chamber 1020.

[0027] In one embodiment of the present application, the rotating drum 102 further comprises a plurality of flow-through grooves 1021 penetrating the rotating drum 102 along a radial direction from an outer wall of the rotating drum 102 toward an axis of the rotating drum 102 and in fluid communication with the first internal chamber 1020, so that air flows into the first internal chamber 1020 and flows out through the flow-through grooves 1021.

[0028] In one embodiment of the present application, the rotor 10 further comprises a first cover plate 101 fixedly connected to the other end face of the rotating drum 102, and the rotating rod 103 and the first cover plate 101 are fixedly connected.

[0029] In one embodiment of the present application, the housing 4 further comprises a housing body 42, a second cover plate 43, the air supply duct 41 being fixedly connected to the housing body 42, the housing body 42 being provided with a second internal chamber 420, a second flow-through opening 421 being formed on one end face of the housing body 42 and in fluid communication with the second internal chamber 420, the second cover plate 43 being fixedly connected to the other end face of the housing body 42 and provided with a mounting hole 430 penetrating the second cover plate 43, a second bearing 9 being fixedly mounted in the mounting hole 430, the rotating rod 103 of the rotor 10 being inserted into the second bearing 9, and the rotating rod 103 and the second bearing 9 being fixedly mounted together so that the rotor 10 can rotate relative to the housing 4.

[0030] In an embodiment of the present application, the air supply device further comprises a bracket 6, the motor 1 and the support 7 are fixedly installed on the bracket 6; the sound attenuation pipeline 5 and the end surface 422 of the shell body 42 of the shell 4 are fixedly connected together, so that the air inlet channel of the sound attenuation pipeline 5 and the second internal chamber 420 are in fluid communication.

[0031] The air supply device of the dust-free workshop provided by the present application has simple structure and is easy to assemble, and the sound attenuation pipeline is provided and has a preset length, air enters the sound attenuation pipeline and then enters the rotor, the rotor rotates to drive air to be discharged from the air supply pipeline, so that the noise at the air inlet is greatly reduced relative to the prior art; secondly, the motor provided by the present application has large power relative to the electric fan in the prior art, so that the air volume and flow rate are large, and the air flow in the dust-free workshop is accelerated.

[0032] The above embodiments are only for illustrating the technical concept and characteristics of the present application, the purpose is to enable those skilled in the art to understand the content of the present application and implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. An air supply device for a dust-free workshop, characterized in that The utility model provides a kind of sound attenuation pipeline and motor, including: Motor, rotor, shell, sound attenuation pipeline, the rotor is installed in the shell, and the rotor can rotate relative to the shell, the sound attenuation pipeline is fixedly installed on the shell, the rotation axis of the motor and the rotor are connected together, so that the motor drives the rotor to rotate;The sound attenuation pipeline has air inlet channel, the air inlet channel is through the sound attenuation pipeline along the axial direction of the sound attenuation pipeline, and the air inlet channel is communicated with the outside world;Air enters the rotor through the air inlet channel, and the rotor transports air into the shell when rotating;The shell includes air supply pipeline, and the air supply pipeline has air supply channel, and air is transported to dust-free workshop through the air supply channel.

2. The air supply device for a dust-free room according to claim 1, wherein It also includes a coupling, which fixedly connects the rotating shaft of the motor and the rotor together.

3. The air supply device for a dust-free room according to claim 2, wherein It also includes a first connecting rod, the rotor includes a rotating rod, the rotating rod is provided with a plug-in hole, one end of the first connecting rod is fixedly connected with the coupling, the other end of the first connecting rod is inserted into the plug-in hole of the rotating rod, and the first connecting rod and the rotating rod are fixedly connected by means of key connection.

4. The air supply device for a dust-free room according to claim 3, wherein It also includes a support and a first bearing, the first bearing is fixedly embedded in the support, so that the support and the first bearing are fixedly installed together;The rotating rod of the rotor is fixedly inserted into the first bearing, so that the rotor rotates relative to the support.

5. The air supply device for a dust-free room according to claim 4, wherein The rotor includes a rotating drum, the rotating drum has a first internal chamber, a first flow-through opening is formed on one end surface of the rotating drum, the first flow-through opening is in fluid communication with the first internal chamber, and air enters the first internal chamber through the first flow-through opening;A predetermined number of vanes are provided on the inner wall of the first internal chamber, and the vanes protrude from the inner wall of the first internal chamber towards the middle part of the first internal chamber.

6. The air supply device for a dust-free room according to claim 5, wherein A predetermined number of flow-through grooves are also provided on the rotating drum, the flow-through grooves pass through the rotating drum along the radial direction of the rotating drum towards the axis of the rotating drum, and the flow-through grooves are in fluid communication with the first internal chamber, air flows into the first internal chamber and flows out through the flow-through grooves.

7. The air supply device for a dust-free room according to claim 6, characterized by The rotor also includes a first cover plate, the first cover plate is fixedly connected to the other end surface of the rotating drum, and the rotating rod and the first cover plate are fixedly connected.

8. The air supply device for a dust-free room according to claim 7, characterized by The shell also includes a shell body and a second cover plate, the air supply pipeline is fixedly connected to the shell body, the shell body is provided with a second internal chamber, a second flow-through opening is provided on one end surface of the shell body, and the second flow-through opening is in communication with the second internal chamber;The second cover plate is fixedly connected to the other end surface of the shell body, and the second cover plate is provided with a mounting hole, the mounting hole passes through the second cover plate, a second bearing is fixedly installed in the mounting hole, the rotating rod of the rotor is inserted into the second bearing, and the rotating rod and the second bearing are fixedly installed together, so that the rotor can rotate relative to the shell.

9. The air supply device for a dust-free room according to claim 8, characterized by The motor and the support are fixedly installed on the support; and the end surface of the shell body of the shell and the sound-eliminating pipe are fixedly connected together, so that the air inlet channel of the sound-eliminating pipe and the second internal chamber are communicated.

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