CN206600279U - A hot air circulation centrifugal fan - Google Patents
A hot air circulation centrifugal fan Download PDFInfo
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- CN206600279U CN206600279U CN201720052376.6U CN201720052376U CN206600279U CN 206600279 U CN206600279 U CN 206600279U CN 201720052376 U CN201720052376 U CN 201720052376U CN 206600279 U CN206600279 U CN 206600279U
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Abstract
Description
技术领域technical field
本实用新型涉及一种热风循环离心风机。The utility model relates to a hot air circulation centrifugal fan.
背景技术Background technique
热风循环风机在电子、食品、制药、印刷、包装、清洗、热处理等各行业有十分广泛的应用前景。热风循环风机是现代工业热源升级换代的首选产品，是热风输送炉、干燥炉、烘箱、封装机等自动化机械的最佳热风源配置。离心风机是依靠输入的机械能，提高气体压力并排送气体的机械，它是一种从动的流体机械。Hot air circulation fans have a very broad application prospect in various industries such as electronics, food, pharmaceuticals, printing, packaging, cleaning, and heat treatment. The hot air circulation fan is the first choice for modern industrial heat source upgrading, and is the best hot air source configuration for automatic machinery such as hot air conveying furnaces, drying furnaces, ovens, and packaging machines. The centrifugal fan is a machine that relies on the input mechanical energy to increase the gas pressure and discharge the gas. It is a driven fluid machine.
现有的热风循环离心风机设置有一个进风口和一个出风口，出风口的出风量等于进风口进风的风量，在热风循环的设备上输送热风时，需要多加一些风管，增加设备空间及其相对应设备的成本。The existing hot air circulation centrifugal fan is provided with an air inlet and an air outlet. The air volume of the air outlet is equal to the air volume of the air inlet. When conveying hot air on the hot air circulation equipment, it is necessary to add some air ducts to increase equipment space and The cost of its corresponding equipment.
实用新型内容Utility model content
本实用新型要解决的技术问题是提供能节省相应设备的空间和成本的热风循环离心风机。The technical problem to be solved by the utility model is to provide a hot air circulation centrifugal fan which can save the space and cost of corresponding equipment.
为解决上述问题，本实用新型采用如下技术方案：In order to solve the above problems, the utility model adopts the following technical solutions:
一种热风循环离心风机，包括机壳、叶轮、电机座板和电机，机壳底面上设置有进风口，所述机壳两侧均设置有出风口，所述两侧的出风口的大小相等。A hot air circulation centrifugal fan, including a casing, an impeller, a motor seat plate and a motor, an air inlet is arranged on the bottom surface of the casing, and air outlets are arranged on both sides of the casing, and the air outlets on both sides are equal in size .
作为优选，所述叶轮设置在机壳内，所述电机座板设置在机壳顶面上，所述电机固定设置在电机座板上。Preferably, the impeller is arranged in the casing, the motor seat plate is arranged on the top surface of the casing, and the motor is fixedly arranged on the motor seat plate.
作为优选，所述进风口上设置有降噪装置。起到降低噪声的作用。Preferably, the air inlet is provided with a noise reduction device. play a role in reducing noise.
作为优选，所述降噪装置包括外框架和沿气流流动方向依次设置在外框架内的第一降噪板和第二降噪板，所述第一降噪板内设置有一根以上的横向杆，所述第二降噪板内设置有一根以上的纵向杆。横向杆和纵向杆可以对进风口不均匀的气流进行疏通，避免气流聚堆，产生局部风速过大，气动噪声大的情况。Preferably, the noise reduction device includes an outer frame and a first noise reduction plate and a second noise reduction plate arranged in sequence in the outer frame along the air flow direction, and more than one transverse bar is arranged in the first noise reduction plate, More than one longitudinal rod is arranged in the second noise reduction board. The horizontal rod and the vertical rod can dredge the uneven airflow at the air inlet, avoiding the accumulation of airflow, resulting in excessive local wind speed and large aerodynamic noise.
作为优选，所述横向杆顶面中部设置有横向凹槽，所述纵向杆顶面中部设置有纵向槽，所述横向槽和纵向槽内均设置有吸音棉。吸音棉对噪声有良好的吸收作用，进一步降低噪声。Preferably, a transverse groove is provided in the middle of the top surface of the transverse rod, a longitudinal groove is provided in the middle of the top surface of the longitudinal rod, and sound-absorbing cotton is arranged in both the transverse groove and the longitudinal groove. Sound-absorbing cotton has a good absorption effect on noise, further reducing noise.
作为优选，所述外框架外表面上设置有固定块，所述固定块内设置有固定孔。用于将降噪装置固定在进风口处，结构简单，固定方便。Preferably, a fixing block is arranged on the outer surface of the outer frame, and a fixing hole is arranged in the fixing block. Used to fix the noise reduction device at the air inlet, the structure is simple and the fixing is convenient.
本实用新型的有益效果为：该热风循环离心风机通过机壳两侧均设置有出风口，两侧的出风口的大小相等，每个出风口的出风量是进风口的进风量的一半，在热风循环的设备上便于输送热风，不需要多加一些风管，相应设备的结构更加简单，节省设备空间和成本。The beneficial effects of the utility model are: the hot air circulation centrifugal fan is provided with air outlets on both sides of the casing, the air outlets on both sides are equal in size, and the air volume of each air outlet is half of the air intake of the air inlet. The hot air circulation equipment is convenient for conveying hot air, without adding some air ducts, and the structure of the corresponding equipment is simpler, saving equipment space and cost.
附图说明Description of drawings
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.
图1为本实用新型一种热风循环离心风机的内部结构示意图。Fig. 1 is a schematic diagram of the internal structure of a hot air circulation centrifugal fan of the present invention.
图2为本实用新型一种热风循环离心风机的俯视图。Fig. 2 is a top view of a hot air circulation centrifugal fan of the present invention.
图3为本实用新型一种热风循环离心风机降噪装置的结构示意图。Fig. 3 is a structural schematic diagram of a noise reduction device for a hot air circulation centrifugal fan of the present invention.
图4为本实用新型一种热风循环离心风机第一降噪板的结构示意图。Fig. 4 is a structural schematic diagram of a first noise reduction plate of a hot air circulation centrifugal fan of the present invention.
图5为本实用新型一种热风循环离心风机第二降噪板的结构示意图。Fig. 5 is a structural schematic diagram of a second noise reduction plate of a hot air circulation centrifugal fan of the present invention.
图6为本实用新型一种热风循环离心风机横向杆的纵向截面图。Fig. 6 is a longitudinal cross-sectional view of a horizontal rod of a hot air circulation centrifugal fan of the present invention.
图7为本实用新型一种热风循环离心风机纵向杆的横向截面图。Fig. 7 is a transverse cross-sectional view of a longitudinal rod of a hot air circulation centrifugal fan of the present invention.
具体实施方式detailed description
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.
实施例1Example 1
如图1、图2所示，一种热风循环离心风机，包括机壳1、叶轮2、电机座板3和电机4，机壳1底面上设置有进风口5，所述机壳1两侧均设置有出风口6，所述两侧的出风口6的大小相等，每个出风口6的出风量是进风口5的进风量的一半。As shown in Figure 1 and Figure 2, a hot air circulation centrifugal fan includes a casing 1, an impeller 2, a motor seat plate 3 and a motor 4, an air inlet 5 is arranged on the bottom surface of the casing 1, and the two sides of the casing 1 Both are provided with air outlets 6 , the size of the air outlets 6 on both sides is equal, and the air volume of each air outlet 6 is half of the air intake volume of the air inlet 5 .
所述叶轮2设置在机壳1内，所述电机座板3设置在机壳1顶面上，所述电机4固定设置在电机座板3上。The impeller 2 is arranged in the casing 1 , the motor seat plate 3 is arranged on the top surface of the casing 1 , and the motor 4 is fixedly arranged on the motor seat plate 3 .
本实用新型的有益效果为：该热风循环离心风机通过机壳两侧均设置有出风口，两侧的出风口的大小相等，每个出风口的出风量是进风口的进风量的一半，在热风循环的设备上便于输送热风，不需要多加一些风管，相应设备的结构更加简单，节省设备空间和成本。The beneficial effects of the utility model are: the hot air circulation centrifugal fan is provided with air outlets on both sides of the casing, the air outlets on both sides are equal in size, and the air volume of each air outlet is half of the air intake of the air inlet. The hot air circulation equipment is convenient for conveying hot air, without adding some air ducts, and the structure of the corresponding equipment is simpler, saving equipment space and cost.
实施例2Example 2
如图1-7所示，一种热风循环离心风机，包括机壳1、叶轮2、电机座板3和电机4，机壳1底面上设置有进风口5，所述机壳1两侧均设置有出风口6，所述两侧的出风口6的大小相等，每个出风口6的出风量是进风口5的进风量的一半。As shown in Figure 1-7, a hot air circulation centrifugal fan includes a casing 1, an impeller 2, a motor seat plate 3 and a motor 4, the bottom surface of the casing 1 is provided with an air inlet 5, and both sides of the casing 1 are An air outlet 6 is provided, and the air outlets 6 on both sides are equal in size, and the air volume of each air outlet 6 is half of the air intake volume of the air inlet 5 .
所述叶轮2设置在机壳1内，所述电机座板3设置在机壳1顶面上，所述电机4固定设置在电机座板3上。The impeller 2 is arranged in the casing 1 , the motor seat plate 3 is arranged on the top surface of the casing 1 , and the motor 4 is fixedly arranged on the motor seat plate 3 .
所述进风口5上设置有降噪装置7。起到降低噪声的作用。The air inlet 5 is provided with a noise reduction device 7 . play a role in reducing noise.
所述降噪装置7包括外框架8和沿气流流动方向依次设置在外框架8内的第一降噪板9和第二降噪板10，所述第一降噪板9内设置有一根以上的横向杆11，所述第二降噪板10内设置有一根以上的纵向杆12。横向杆11和纵向杆12可以对进风口5不均匀的气流进行疏通，避免气流聚堆，产生局部风速过大，气动噪声大的情况。The noise reduction device 7 includes an outer frame 8 and a first noise reduction board 9 and a second noise reduction board 10 arranged sequentially in the outer frame 8 along the air flow direction, and more than one noise reduction board 9 is arranged inside the first noise reduction board 9 Transverse rods 11, more than one longitudinal rod 12 are arranged in the second noise reduction plate 10. The horizontal bar 11 and the longitudinal bar 12 can dredge the uneven airflow of the air inlet 5, avoiding the accumulation of airflow, resulting in excessive local wind speed and large aerodynamic noise.
所述横向杆11顶面中部设置有横向凹槽13，所述纵向杆12顶面中部设置有纵向槽14，所述横向槽13和纵向槽14内均设置有吸音棉15。吸音棉15对噪声有良好的吸收作用，进一步降低噪声。The middle part of the top surface of the transverse bar 11 is provided with a transverse groove 13, and the middle part of the top surface of the longitudinal bar 12 is provided with a longitudinal groove 14, and both the transverse groove 13 and the longitudinal groove 14 are provided with sound-absorbing cotton 15. The sound-absorbing cotton 15 has a good absorption effect on noise and further reduces noise.
所述外框架8外表面上设置有固定块16，所述固定块内设置有固定孔17。用于将降噪装置7固定在进风口5处，结构简单，固定方便。A fixing block 16 is arranged on the outer surface of the outer frame 8 , and a fixing hole 17 is arranged in the fixing block. Used to fix the noise reduction device 7 at the air inlet 5, the structure is simple and the fixing is convenient.
本实用新型的有益效果为：该热风循环离心风机通过机壳两侧均设置有出风口，两侧的出风口的大小相等，每个出风口的出风量是进风口的进风量的一半，在热风循环的设备上便于输送热风，不需要多加一些风管，相应设备的结构更加简单，节省设备空间和成本。The beneficial effects of the utility model are: the hot air circulation centrifugal fan is provided with air outlets on both sides of the casing, the air outlets on both sides are equal in size, and the air volume of each air outlet is half of the air intake of the air inlet. The hot air circulation equipment is convenient for conveying hot air, without adding some air ducts, and the structure of the corresponding equipment is simpler, saving equipment space and cost.
以上所述，仅为本实用新型的具体实施方式，但本实用新型的保护范围并不局限于此，任何不经过创造性劳动想到的变化或替换，都应涵盖在本实用新型的保护范围之内。The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any change or replacement that is not thought of through creative work should be covered within the scope of protection of the utility model .
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| CN201720052376.6U CN206600279U (en) | 2017-01-17 | 2017-01-17 | A hot air circulation centrifugal fan |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360813A (en) * | 2020-10-09 | 2021-02-12 | 江苏大学 | Pump and active control device for non-uniform inflow of suction pipe of pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360813A (en) * | 2020-10-09 | 2021-02-12 | 江苏大学 | Pump and active control device for non-uniform inflow of suction pipe of pump |
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