CN219220786U - Centrifugal fan with shaft rod convenient to replace - Google Patents

Abstract

The utility model discloses a centrifugal fan with a shaft rod convenient to replace, which belongs to the technical field of fan devices and comprises a shell, a cover plate, a connecting plate, a supporting rod, an installation box and a controller, wherein the cover plate is clamped on the left side wall of the shell, the connecting plate is fixedly connected to the bottom of the shell, the supporting rod is rotationally connected to the middle of the right side wall of an inner cavity of the shell, the installation box is fixedly connected to the middle of the right side wall of the shell, the controller is fixedly connected to the middle of the top of the installation box, a through hole is formed in the middle of the left side wall of the shell.

Description

Centrifugal fan with shaft rod convenient to replace

Technical Field

The utility model relates to the technical field of fan devices, in particular to a centrifugal fan with a shaft rod convenient to replace.

Background

The centrifugal fan is a machine which is used for improving the gas pressure and discharging the gas by means of input, is mostly applied to the fields of electric power, cement, petrochemical industry, coal, mine, environmental protection and the like, and the abrasion of the transmission part of the centrifugal fan is a frequently-occurring equipment problem, wherein the equipment problem comprises the abrasion of a bearing position of an exhaust fan, a bearing chamber, the abrasion of a bearing position of a shaft, and the like, and needs to be maintained and repaired in time.

Most of the existing centrifugal fans are fixedly connected, when the shaft lever is replaced, a plurality of fixing bolts are required to be taken down when the cover plate is detached, required operation time is long, working efficiency of the shaft lever is affected when the shaft lever is replaced by the centrifugal fans, noise is generated when the existing centrifugal fans are used, surrounding environment of the centrifugal fans is damaged, physical health of operators is endangered, effects of the centrifugal fans in actual use are affected, and therefore the centrifugal fans with the shaft lever convenient to replace are provided.

Disclosure of Invention

The utility model aims to provide a centrifugal fan with a shaft rod convenient to replace, so as to solve the problem that most of the centrifugal fans are fixedly connected and noise is generated during use in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a centrifugal fan of convenient change axostylus axostyle, includes casing, apron, connecting plate, bracing piece, install bin and controller, the apron joint is in the left side wall of casing, connecting plate fixed connection is in the bottom of casing, the bracing piece rotates to be connected in the middle of the inner chamber right side wall of casing, install bin fixed connection is in the middle of the right side wall of casing, controller fixed connection is in the middle of the top of install bin, open in the middle of the left side wall of casing has the through-hole, both sides fixedly connected with magnetic path around the inside wall of casing, both sides fixedly connected with fixture block around the right side wall of apron, fixedly connected with handle in the middle of the left side wall of apron.

As a further description of the above scheme:

the right side wall of the shell is adhered with a sound absorption layer.

As a further description of the above scheme:

the bottom fixedly connected with buffer of connecting plate, fixedly connected with base between the bottom of buffer.

As a further description of the above scheme:

the left side of the outer side wall of the supporting rod is sleeved with an impeller.

As a further description of the above scheme:

the motor is fixedly connected in the middle of the right side wall of the inner cavity of the installation box, and the output end of the motor penetrates through the middle of the left side wall of the inner cavity of the installation box and the middle of the right side wall of the shell, and is inserted into the right end of the supporting rod.

As a further description of the above scheme:

the controller is electrically connected with the motor.

Compared with the prior art, the utility model has the beneficial effects that:

1. this conveniently change centrifugal fan of axostylus axostyle utilizes the handle to rotate the apron when following the change axostylus axostyle to centrifugal fan for separate between fixture block and the magnetic path, aim at the breach of through-hole upper and lower both sides with the fixture block afterwards, directly pull out the apron, be convenient for operating personnel dismantle centrifugal fan, reduced centrifugal fan with the time of changing the axostylus axostyle, improved the work efficiency when centrifugal fan changed the axostylus axostyle.

2. This conveniently change centrifugal fan of axostylus axostyle, when centrifugal fan uses, the vibrations that the motor rotated and produced, transmit to the casing after through the bracing piece, transmit to the bradyseism ware through the connecting plate of bottom, the bradyseism ware stretches out and draws back the consumption, and the sound that the remaining vibrations produced simultaneously is absorbed through the sound absorbing layer, has realized centrifugal fan's bradyseism and has fallen the noise, has protected operating personnel's healthy, is favorable to centrifugal fan effect when in-service use.

Drawings

FIG. 1 is a schematic perspective view of a centrifugal fan with a shaft rod convenient to replace;

FIG. 2 is a schematic diagram of a schematic cross-sectional front view of a centrifugal fan with a shaft rod convenient to replace according to the present utility model;

FIG. 3 is a schematic diagram of a right side cross-sectional structure of a centrifugal fan with a shaft rod convenient to replace according to the present utility model;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 of a centrifugal fan with a shaft rod convenient to replace according to the present utility model.

In the figure: 100. a housing; 110. a through hole; 120. a magnetic block; 130. a sound absorbing layer; 200. a cover plate; 210. a clamping block; 220. a handle; 300. a connecting plate; 310. a shock absorber; 320. a base; 400. a support rod; 410. an impeller; 500. a mounting box; 510. a motor; 600. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides a centrifugal fan with a shaft rod convenient to replace, which improves the working efficiency of the centrifugal fan when the shaft rod is replaced, is beneficial to the effect of the centrifugal fan when in actual use, and referring to fig. 1-4, comprises a shell 100, a cover plate 200, a connecting plate 300, a supporting rod 400, an installation box 500 and a controller 600;

referring to fig. 1 to 4 again, a through hole 110 is formed in the middle of the left side wall of the housing 100, the magnet blocks 120 are fixedly connected to the front and rear sides of the inner side wall of the housing 100, the housing 100 is used for connecting the mounting cover plate 200, the connecting plate 300, the supporting rod 400, the mounting box 500 and the controller 600, the through hole 110 is used for inserting the clamping block 210, and the magnet blocks 120 are used for adsorbing and connecting the clamping block 210;

referring to fig. 1 to 4 again, a clamping block 210 is fixedly connected to the front side and the rear side of the right side wall of the cover plate 200, a handle 220 is fixedly connected to the middle of the left side wall of the cover plate 200, the cover plate 200 is clamped on the left side wall of the housing 100, the clamping block 210 is used for fixing the position of the cover plate 200, and the handle 220 is used for driving the cover plate 200 to rotate;

referring to fig. 1 to 3, a connection plate 300 is fixedly connected to the bottom of the housing 100, and the connection plate 300 is used for connecting and mounting a damper 310;

referring to fig. 1-2, a support bar 400 is rotatably connected to the middle of the right side wall of the inner cavity of the housing 100, and the support bar 400 is used for connecting and mounting an impeller 410;

referring again to fig. 1-2, a mounting box 500 is fixedly connected to the middle of the right side wall of the housing 100, the mounting box 500 being used for connecting a mounting motor 510;

referring again to fig. 1-2, the controller 600 is fixedly connected to the middle of the top of the mounting box 500, and the controller 600 is used for electrically connecting the motor 510.

In summary, when the centrifugal fan is replaced with the shaft, the cover plate 200 is rotated by the handle 220, so that the clamping block 210 is separated from the magnetic block 120, and then the clamping block 210 is aligned to the notches on the upper side and the lower side of the through hole 110, so that the cover plate 200 is directly pulled out, the centrifugal fan is convenient for an operator to detach, the time of replacing the shaft with the centrifugal fan is reduced, and the working efficiency of replacing the shaft with the centrifugal fan is improved.

Referring to fig. 1 to 4 again, the sound absorbing layer 130 is adhered to the right side wall of the housing 100, and the sound absorbing layer 130 is used for absorbing noise.

Referring to fig. 1-3 again, a damper 310 is fixedly connected to the bottom of the connecting plate 300, a base 320 is fixedly connected between the bottoms of the dampers 310, the damper 310 is used for consuming vibration, and the base 320 is used for supporting the placement housing 100.

Referring again to fig. 1-2, an impeller 410 is coupled to the left side of the outer sidewall of the support bar 400, and the impeller 410 is used to generate suction.

Referring to fig. 1-2 again, a motor 510 is fixedly connected to the middle of the right side wall of the inner cavity of the installation box 500, and an output end of the motor 510 penetrates through the middle of the left side wall of the inner cavity of the installation box 500 and the middle of the right side wall of the housing 100, and is inserted into the right end of the support rod 400, and the motor 510 is used for driving the support rod 400 to rotate.

Referring to fig. 1-2 again, the controller 600 is electrically connected to the motor 510, and the controller 600 is used for controlling the motor 510.

To sum up, when the centrifugal fan is used, the vibration generated by the rotation of the motor 510 is transmitted to the housing 100 through the support rod 400, and then transmitted to the damper 310 through the connecting plate 300 at the bottom, the damper 310 stretches and contracts to consume, and meanwhile, the sound generated by the residual vibration is absorbed through the sound absorbing layer 130, so that the damping and noise reduction of the centrifugal fan are realized, the physical health of operators is protected, and the effect of the centrifugal fan in actual use is facilitated.

When the device is specifically used, when a person skilled in the art is operating, after the input port and the output port of the shell 100 are connected with the device, the controller 600 controls the motor 510 to drive the support rod 400 and the impeller 410 to rotate, the generated suction force drives the gas to move, and meanwhile, the motor 510 rotates to generate vibration, the vibration is transmitted to the shell 100 through the support rod 400 and then transmitted to the damper 310 through the connecting plate 300 at the bottom, the damper 310 stretches out and draws back and consumes, and meanwhile, the sound generated by residual vibration is absorbed through the sound absorbing layer 130, and when the shaft rod is needed to be replaced in the later period, the cover plate 200 is rotated through the handle 220, so that the clamping block 210 is separated from the magnetic block 120, and then the clamping block 210 is aligned with the notches on the upper side and the lower side of the through hole 110, the cover plate 200 is directly pulled out, and the inside of the shell 100 is directly operated.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (6)

1. The utility model provides a centrifugal fan of convenient change axostylus axostyle which characterized in that: including casing (100), apron (200), connecting plate (300), bracing piece (400), install bin (500) and controller (600), apron (200) joint is in the left side wall of casing (100), connecting plate (300) fixed connection is in the bottom of casing (100), bracing piece (400) rotate and connect in the middle of the inner chamber right side wall of casing (100), install bin (500) fixed connection is in the middle of the right side wall of casing (100), controller (600) fixed connection is in the middle of the top of install bin (500), open in the middle of the left side wall of casing (100) has through-hole (110), both sides fixedly connected with magnet (120) around the inside wall of casing (100), both sides fixedly connected with fixture block (210) around the right side wall of apron (200), fixedly connected with handle (220) in the middle of the left side wall of apron (200).

2. The centrifugal fan with the shaft easy to replace according to claim 1, wherein: a sound absorbing layer (130) is adhered to the right side wall of the shell (100).

3. The centrifugal fan with the shaft easy to replace according to claim 1, wherein: the bottom of connecting plate (300) fixedly connected with buffer (310), fixedly connected with base (320) between the bottom of buffer (310).

4. The centrifugal fan with the shaft easy to replace according to claim 1, wherein: an impeller (410) is sleeved on the left side of the outer side wall of the supporting rod (400).

5. The centrifugal fan with the shaft easy to replace according to claim 1, wherein: the motor (510) is fixedly connected in the middle of the right side wall of the inner cavity of the installation box (500), and the output end of the motor (510) penetrates through the middle of the left side wall of the inner cavity of the installation box (500) and the middle of the right side wall of the shell (100) and is inserted into the right end of the supporting rod (400).

6. The centrifugal fan with the shaft easy to replace according to claim 1, wherein: the controller (600) is electrically connected to the motor (510).

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