Variable-frequency air blower with adjustable tuyere angle

Abstract

The utility model relates to the technical field of variable-frequency air blowers, and discloses a variable-frequency air blower capable of adjusting the angle of an air port, which comprises a motor, an angle adjusting device, an air blower body, a support frame and a frequency converter, the end face of the end, correspondingly connected with the air blower body, of the vertical plate is provided with an angle adjusting device, and the end face of the end, deviating from the air blower body, of the vertical plate is provided with a first transverse plate and a second transverse plate which are connected with the motor and the frequency converter correspondingly. According to the variable-frequency air blower, the angle adjusting device is arranged outside the fan body, the angle of the air opening of the variable-frequency air blower is effectively adjusted, fixing and adjusting can be completed through the simple mechanical structure principle, and practicability is extremely high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of frequency conversion blower, specifically adjustable air port angle's frequency conversion blower. BACKGROUND

[0002] Now in all walks of life in China all kinds of machinery and electrical equipment and fan supporting motor about 60% of the total installed capacity of motor in the country, the total power consumption about one of the total power generation, especially worth mentioning is that most of the fan in the use process all exist the phenomenon of big horse pulling small cart, combined with the change of production, technology and other aspects, need to adjust the flow, pressure, temperature of gas frequently, etc. Now many units still use the backward regulation of the regulation of the air flow, pressure, temperature, etc. This is actually through the artificial increase resistance way, and waste of electricity and money as the cost to meet the process and working condition of gas flow regulation requirements. This backward adjustment mode, not only waste of valuable energy, and poor adjustment accuracy, it is difficult to meet the requirements of modern industrial production and service, etc. The negative effect is very serious.

[0003] The traditional blower gradually reveals the deficiency in air flow regulation and energy consumption control, and the traditional blower usually has the problems of fixed air port, single air flow direction and the like, that is, the flexibility of air flow is poor, the distribution and flow direction of air cannot be optimized according to different working environments and requirements, the ventilation effect is improved, the energy consumption is increased, and the effect is poor, and therefore, the adjustable air port angle frequency conversion blower is provided. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the deficiency of the prior art, the utility model provides a frequency conversion blower with adjustable air port angle, which solves the above problems.

[0006] (II) technical scheme

[0007] In order to realize the above purpose, the utility model provides the following technical scheme: a frequency conversion blower with adjustable air port angle, comprising a motor, an angle adjusting device, a blower body, a support frame and a frequency converter, one end surface of the support frame corresponding to the blower body is provided with a vertical plate, and the vertical plate corresponding to one end surface of the blower body is provided with an angle adjusting device, one end surface of the vertical plate away from the blower body is provided with a horizontal plate one and a horizontal plate two connected with the motor and the frequency converter respectively, and the motor and the frequency converter are vertically distributed.

[0008] Preferably, the angle adjusting device is composed of two parts, namely a device box and a locking piece, and a cylindrical bin is formed in the inside of the device box and connected with the locking piece.

[0009] Preferably, the main body of the device box is a rectangular box body, the outer part of the device box is provided with four protrusions in axial symmetry distribution corresponding to the end face of one end of the vertical plate, and the protrusions are provided with connecting holes one, and the inner part of the device box is provided with a cylindrical bin, and the outer part of the device box is provided with a matching hole in communication with the cylindrical bin at the end face of one end of the vertical plate away from the blower body, and the outer part of the device box is provided with a chute in communication with the cylindrical bin at the end face of one end of the vertical plate corresponding to the blower body.

[0010] Preferably, the locking member is composed of three parts, namely a spring, a lower plate and an upper plate, the middle part of the locking member is the spring, the two ends of the spring are respectively welded with the lower plate and the upper plate, the end of the lower plate away from the spring is welded with a matching block matched with the sliding groove, the end of the lower plate away from the matching block is provided with a pull rod penetrating through the matching hole, the end of the pull rod away from the matching block is welded with a circular ring, and the center of the upper plate is provided with a circular hole matched with the pull rod.

[0011] Preferably, the outer edge of the blower body is welded with a group of angle adjusting gear sets matched with the matching block, and the end face of one end of the blower body away from the motor is welded with an angle adjusting handle.

[0012] Preferably, the support frame is composed of three parts, namely a vertical plate, a horizontal plate one and a horizontal plate two welded, the end face of one end of the vertical plate away from the blower body is welded with the horizontal plate one and the horizontal plate two in horizontal distribution, the center of the vertical plate is provided with a connecting hole two matched with the output shaft of the motor, the side of the vertical plate corresponding to the angle adjusting device is provided with a connecting hole matched with the connecting hole one through an adaptive bolt, and the horizontal plate one is provided with a wire passage, and the end face of one end of the horizontal plate one corresponding to the motor is provided with four connecting holes matched with the motor in axial symmetry distribution.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a variable frequency blower with adjustable air port angle, which has the following beneficial effects:

[0015] The variable frequency blower with adjustable air port angle is provided with an angle adjusting device outside the blower body, and is matched with the angle adjusting gear set outside the blower body, so that the air outlet of the blower is effectively adjusted, the problem of poor flexibility of air flow is solved, the distribution and flow direction of air can be optimized according to different working environments and requirements, the ventilation effect is improved, and the problem of high energy consumption of the traditional blower is solved by cooperating with the frequency converter. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the variable frequency blower with adjustable air port angle of the utility model;

[0017] Figure 2The utility model discloses angle adjusting device cross section schematic drawing for the utility model;

[0018] Figure 3 The utility model discloses device box cross section schematic drawing for the utility model;

[0019] Figure 4 The utility model discloses locking piece schematic drawing for the utility model;

[0020] Figure 5 The utility model discloses air blower body schematic drawing for the utility model;

[0021] Figure 6 The utility model discloses support frame schematic drawing for the utility model.

[0022] In the drawing: 1, motor;2, angle adjusting device;3, air blower body;4, support frame;5, frequency converter;6, device box;7, locking piece;8, lug;9, connecting hole one;10, cylindrical bin;11, sliding slot;12, fit hole;13, spring;14, lower plate part;15, upper plate part;16, pull rod;17, fit block;18, angle adjusting gear set;19, angle adjusting handle;20, vertical board;21, horizontal board one;22, wire channel;23, horizontal board two;24, connecting hole two. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-6 A variable frequency air blower that can adjust the angle of air outlet, comprising motor 1, angle adjusting device 2, air blower body 3, support frame 4 and frequency converter 5, the vertical board 20 is equipped with angle adjusting device 2 on the end face of one end of air blower body 3 corresponding to the connection of support frame 4, and the horizontal board one 21 and the horizontal board two 23 are connected with motor 1 and frequency converter 5 respectively on the end face of one end of vertical board 20 away from air blower body 3, and motor 1 and frequency converter 5 are vertically distributed.

[0025] Further, angle adjusting device 2 is composed of two parts, device box 6 and locking piece 7, and cylindrical bin 10 is opened in the inside of device box 6 and is connected with locking piece 7, and the angle of air blower body 3 can be effectively adjusted and fixed by locking piece 7, to ensure the flexibility of the air outlet of the air blower.

[0026] Further, the main body of the device box 6 is a rectangular box body, the outer part of the device box 6 is provided with four protrusions 8 which are axially symmetrically distributed and correspond to one end face of the vertical plate 20, and the protrusions 8 are provided with connecting holes 9, and the inner part of the device box 6 is provided with a cylindrical bin 10, and the outer part of the device box 6 is provided with a matching hole 12 which is in communication with the cylindrical bin 10 and is located at the end face of the vertical plate 20 which is perpendicular to the blower body 3, and the outer part of the device box 6 is provided with a chute 11 which is in communication with the cylindrical bin 10 and is located at the end face of the vertical plate 20 which corresponds to the blower body 3, and the device box 6 plays a role of limiting and fixing, and provides effective power for the normal compression adjustment and loosening fixation of the locking part 7.

[0027] Further, the locking part 7 is composed of three parts, namely a spring 13, a lower plate part 14 and an upper plate part 15, the middle part of the locking part 7 is the spring 13, the two ends of the spring 13 are respectively welded with the lower plate part 14 and the upper plate part 15, the end of the lower plate part 14 which is away from the spring 13 is welded with a matching block 17 which is matched with the chute 11 for sliding, the end of the lower plate part 14 which is away from the matching block 17 is provided with a pull rod 16 which passes through the matching hole 12, the end of the pull rod 16 which is away from the matching block 17 is welded with a circular ring, the center of the upper plate part 15 is provided with a circular hole which is matched with the pull rod 16, and the spring 13 is always in a compressed state in the cylindrical bin 10 in the device box 6, and the spring 13 in the compressed state provides effective guarantee for the angle adjustment and fixation of the blower body 3.

[0028] Further, a group of angle adjustment gear sets 18 which are matched with the matching block 17 are welded on the outer circular edge of the blower body 3, and an angle adjustment handle 19 is welded on the end face of the blower body 3 which is away from the motor 1, and the two adjacent gears of the angle adjustment gear set 18 are matched with the matching block 17 to complete the fixation and angle adjustment.

[0029] Further, the support frame 4 is composed of three parts, namely the vertical plate 20, the horizontal plate one 21 and the horizontal plate two 23 which are welded, the end face of the vertical plate 20 which is away from the blower body 3 is welded with the horizontal plate one 21 and the horizontal plate two 23 which are horizontally distributed, the center of the vertical plate 20 is provided with a connecting hole two 24 which is matched with the output shaft of the motor 1, one side of the vertical plate 20 which corresponds to the angle adjustment device 2 is provided with a connecting hole which is matched with the connecting hole one 9 through an adaptive bolt, the horizontal plate one 21 is provided with a wire passage 22, and the end face of the horizontal plate one 21 which corresponds to the motor 1 is provided with four connecting holes which are axially symmetrically distributed and are fixedly connected with the motor 1, and the support frame 4 plays a role of supporting and fixing, so that each structure is reasonable and clear, and the wire passage 22 is convenient for the connection of wires between the motor 1 and the frequency converter 5.

[0030] Working principle: according to the drawing correct installation the adjustable air port angle's variable frequency air blower, in the variable frequency air blower is put into use after, by motor 1's output shaft and air blower body 3 are connected, and by motor 1 drive air blower body 3 work, and in motor 1's bottom is equipped with frequency converter 5, frequency converter 5 control motor 1's output frequency, when need to the air port of air blower body 3 carries out angle adjustment, through the pull angle adjustment device 2 on locking piece 7, make locking piece 7 whole in device box 6 inside cylindrical bin 10 start compression, and locking piece 7's cooperation block 17 with air blower body 3's angle adjustment gear group 18 this time does not contact, and this time through air blower body 3 outside angle adjustment handle 19 rotation air blower body 3, until the specified angle, release angle adjustment device 2's locking piece 7, make locking piece 7 rebound, namely cooperation block 17 continue with air blower body 3's angle adjustment gear group 18 clamping, complete air port angle adjustment.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A variable frequency air blower with adjustable air outlet angle, comprising a motor (1), an angle adjusting device (2), an air blower body (3), a support frame (4) and a frequency converter (5), characterized in that: The support frame (4) is provided with a vertical plate (20) corresponding to the end surface of the blower body (3), and the vertical plate (20) is provided with an angle adjusting device (2) corresponding to the end surface of the blower body (3), and the end surface of the vertical plate (20) away from the blower body (3) is provided with a horizontal plate one (21) and a horizontal plate two (23) connected with the motor (1) and the frequency converter (5) respectively, and the motor (1) and the frequency converter (5) are vertically distributed.

2. The variable frequency air blower with adjustable air port angle according to claim 1, characterized in that: The angle adjusting device (2) is composed of two parts, namely the device box (6) and the locking piece (7), and the inside of the device box (6) is provided with a cylindrical bin (10) matched with the locking piece (7).

3. The variable frequency air blower with adjustable air outlet angle according to claim 2, characterized in that: The main body of the device box (6) is a rectangular box body, the end surface of the device box (6) corresponding to the vertical plate (20) is provided with four protrusions (8) distributed in axis symmetry, the protrusions (8) are provided with connecting holes (9), the inside of the device box (6) is provided with a cylindrical bin (10), and the end surface of the device box (6) perpendicular to the vertical plate (20) away from the blower body (3) is provided with a matching hole (12) communicated with the cylindrical bin (10), and the end surface of the device box (6) perpendicular to the vertical plate (20) corresponding to the blower body (3) is provided with a sliding groove (11) communicated with the cylindrical bin (10).

4. The variable frequency air blower with adjustable air outlet angle according to claim 2, characterized in that: The locking piece (7) is composed of three parts, namely the spring (13), the lower plate (14) and the upper plate (15), the middle part of the locking piece (7) is the spring (13), the two ends of the spring (13) are respectively welded with the lower plate (14) and the upper plate (15), the end of the lower plate (14) away from the spring (13) is welded with a matching block (17) matched with the sliding groove (11), the end of the lower plate (14) away from the matching block (17) is provided with a pull rod (16) passing through the matching hole (12), the end of the pull rod (16) away from the matching block (17) is welded with a ring, and the center of the upper plate (15) is provided with a circular hole matched with the pull rod (16).

5. The variable frequency air blower with adjustable air outlet angle according to claim 3, characterized in that: The outer edge of the blower body (3) is welded with a set of angle adjusting gear sets (18) matched with the matching block (17), and the end surface of the blower body (3) away from the motor (1) is welded with an angle adjusting handle (19).

6. The variable frequency air blower with adjustable air outlet angle according to claim 1, characterized in that: The support frame (4) is composed of three parts, namely the vertical plate (20), the horizontal plate one (21) and the horizontal plate two (23) welded, the end surface of the vertical plate (20) away from the blower body (3) is welded with the horizontal plate one (21) and the horizontal plate two (23) distributed horizontally, the center of the vertical plate (20) is provided with a connecting hole two (24) matched with the output shaft of the motor (1), the side of the vertical plate (20) corresponding to the angle adjusting device (2) is provided with a connecting hole matched with the connecting hole one (9) through the adaptive bolt, and the horizontal plate one (21) is provided with a wire slot (22), and the end surface of the horizontal plate one (21) corresponding to the motor (1) is provided with four connecting holes axially symmetrically distributed and fixedly connected with the motor (1).

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