CN214274009U

CN214274009U - Axial fan that security performance is high

Info

Publication number: CN214274009U
Application number: CN202120296561.6U
Authority: CN
Inventors: 赵风霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-09-24
Anticipated expiration: 2031-02-03

Abstract

The utility model provides an axial flow fan with high safety performance, which belongs to the technical field of axial flow fans, and comprises a motor shell, wherein the motor shell is of a cavity structure, the front end and the rear end of the motor shell are respectively and fixedly connected with a front fixing plate and a rear fixing plate, the front part of the circumferential inner wall of the motor shell is fixedly connected with a safety net, the middle part of the front end of the safety net is fixedly connected with a circular fixing block, the circumferential inner wall of the motor shell is fixedly connected with four connecting plates, the adjacent ends of the four connecting plates are fixedly connected with a circular case, the circular case is of a cavity structure, a rotating mechanism is arranged in the circular case and is connected with the circular case to realize the rotation of the rotating mechanism, the left part and the right part of the circumferential surface of the motor shell are fixedly connected with support connecting blocks, the support frame can be conveniently connected through the support connecting blocks, and the device can be placed on the ground, meet the requirements of different use requirements.

Description

Axial fan that security performance is high

Technical Field

The utility model belongs to the technical field of axial fan, concretely relates to axial fan that security performance is high.

Background

The axial flow fan has a very wide application, namely, the axial flow fan is an air flow in the same direction as the axis of the fan blade, for example, an electric fan and an air conditioner outer fan are axial flow type running fans, so the axial flow fan is called as an axial flow type, because air flows in parallel to the fan axis, the axial flow fan is usually used in the occasions with higher flow requirement and lower pressure requirement, the axial flow fan is fixed in position and moves the air, the axial flow fan mainly comprises a fan impeller and a casing, the structure is simple, but the data requirement is very high.

In the prior art, the axial flow fan needs to be installed on the wall of a building for use when in use, the function is single, the axial flow fan needs to be placed on the ground for use under certain required conditions, and only other fans can be used for replacing the axial flow fan to play the role.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an axial fan that security performance is high, aim at solving among the prior art axial fan and need install the wall at the building when using and use, functional single, need place axial fan and use on ground under the condition of certain needs, can only replace the problem of axial fan performance its effect with other fans.

In order to achieve the above object, the utility model provides a following technical scheme:

an axial flow fan with high safety performance comprises a motor shell which is of a cavity structure, the front end and the rear end of the motor shell are respectively and fixedly connected with a front fixing plate and a rear fixing plate, the front part of the circumferential inner wall of the motor shell is fixedly connected with a safety net, the middle part of the front end of the safety net is fixedly connected with a circular fixed block, the circumferential inner wall of the motor shell is fixedly connected with four connecting plates, the adjacent ends of the four connecting plates are fixedly connected with a circular case, the round case is of a cavity structure, a rotating mechanism is arranged in the round case and is connected with the round case to realize the rotation of the rotating mechanism, the motor casing's the equal fixedly connected with leg joint piece in both parts about the circumferential surface, two all be equipped with a set of fixed establishment in the leg joint piece, fixed establishment is connected in order to realize it fixedly with the leg joint piece.

As a preferred scheme, slewing mechanism includes fan flabellum, first thread fixing plate and three phase machine, three phase machine's fixed connection is in the circumference inner wall of circular quick-witted case, first thread fixing plate fixed connection is in the front end of three phase machine's output shaft, the fan flabellum sets up in the front side of first thread fixing plate, a plurality of first thread grooves have been seted up to the rear end of fan flabellum, a plurality of first screw holes have been seted up to the rear end of first thread fixing plate, and is a plurality of the circumference inner wall of first thread groove and first screw hole all is through first screw threaded connection.

As a preferred scheme of the utility model, every group fixed establishment all includes fastening valve, support frame and second screw hole, the inserting groove has been seted up to the lower extreme of leg joint piece, the right-hand member in leg joint piece is seted up to the second screw hole, and second screw hole and inserting groove intercommunication, the support frame activity is pegged graft in the inserting groove, the circumference surface of fastening valve is equipped with the screw thread, fastening valve threaded connection is in the circumference inner wall of second screw hole.

As an optimized scheme of the utility model, four the joint groove has all been seted up to the rear end of connecting plate, four joint inslot activity joint has second thread tightening board.

As an optimized scheme, the rear side of circular machine case is equipped with second thread fixing plate, a plurality of second screw holes and second thread groove have been seted up respectively to the rear end of second thread fixing plate and circular machine case, and are a plurality of all through second screw threaded connection in second screw hole and the second thread groove.

As an optimized scheme of the utility model, motor housing's circumference fixed surface is connected with four buzzers.

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

1. in this scheme, can fix this device and use at the wall, place and use in different positions and can play different effects, functional multiple, can discern smog and report to the police through smoke alarm and the bee calling organ that sets up, play the effect of warning people around to the security that can improve this device.

2. In this scheme, be used for protecting inside slewing mechanism through the safety net that sets up, prevent the surface of people's hand or other object contact fan flabellum, avoid fan flabellum to cause the harm to people's hand or other objects, improve the security of this device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a first perspective view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a second perspective view of the present invention.

In the figure: 1. a motor housing; 2. a rear fixing plate; 3. a front fixing plate; 4. a buzzer; 5. a bracket connecting block; 6. fastening the valve; 7. a support frame; 8. a safety net; 9. a round fixed block; 10. fan blades; 11. a circular chassis; 12. a connecting plate; 13. a snap ring; 14. a three-phase motor; 15. a first threaded retaining plate; 16. and a second threaded fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions:

the utility model provides an axial fan that security performance is high, including motor housing 1, motor housing 1 is the cavity structure, both ends difference fixedly connected with leading fixed plate 3 and rearmounted fixed plate 2 around motor housing 1, the anterior fixedly connected with safety net 8 of the circumference inner wall of motor housing 1, the circular fixed block 9 of front end middle part fixedly connected with of safety net 8, four connecting plates 12 of the circumference inner wall fixedly connected with of motor housing 1, the circular quick-witted case 11 of fixedly connected with that is close to mutually of four connecting plates 12, circular quick-witted case 11 is the cavity structure, be equipped with slewing mechanism in the circular quick-witted case 11, slewing mechanism is connected in order to realize its rotation with circular quick-witted case 11, the equal fixedly connected with leg joint piece 5 in two portions about motor housing 1's circumference surface, all be equipped with a set of fixed establishment in two leg joint pieces 5, fixed establishment is connected in order to realize its is fixed with leg joint piece 5.

In the embodiment of the utility model, the motor housing 1 plays the role of protecting the internal rotating mechanism, the cavity structure is convenient for the connection of the internal equipment, the front ends of the rear fixing plate 2 and the front fixing plate 3 are both provided with connecting holes, the device can be conveniently connected with a building, the safety net 8 is used for protecting the internal rotating mechanism, the hands or other objects of people are prevented from contacting the surface of the fan blade 10, the fan blade 10 is prevented from damaging the hands or other objects of people, the safety of the device is improved, the round fixing blocks 9 are arranged to improve the strength of the safety net 8, prevent the safety net from being easily deformed, four connecting plates 12 through setting up are used for fixing circular quick-witted case 11, improve its stability, and circular quick-witted case 11 plays the effect of the three-phase motor 14's of being convenient for connection, can be convenient for fixed establishment's connection through the leg joint piece 5 that sets up.

Specifically please refer to fig. 2, the rotating mechanism includes a fan blade 10, a first thread fixing plate 15 and a three-phase motor 14, the three-phase motor 14 is fixedly connected to the inner wall of the circumference of the circular case 11, the first thread fixing plate 15 is fixedly connected to the front end of the output shaft of the three-phase motor 14, the fan blade 10 is disposed at the front side of the first thread fixing plate 15, a plurality of first thread grooves are disposed at the rear end of the fan blade 10, a plurality of first thread holes are disposed at the rear end of the first thread fixing plate 15, and the inner walls of the circumferences of the plurality of first thread grooves and the first thread holes are connected through first screw threads.

In this embodiment: three phase motor 14 and external power source electric connection can provide power for slewing mechanism's operation, fan flabellum 10's dismantlement and maintenance can be convenient for through threaded connection between fan flabellum 10 and the first thread tightening plate 15, be convenient for change, improve its life, different models can be selected according to actual need to three phase motor 14, for example, the selection model is the CH/V motor, its output drives first thread tightening plate 15 and rotates when three phase motor 14 rotates, first thread tightening plate 15 can drive fan flabellum 10 and rotate, the rotation through fan flabellum 10 can satisfy the user demand of this device.

Referring to fig. 3 specifically, each group of fixing mechanisms includes a fastening valve 6, a support frame 7 and a second threaded hole, an insertion groove is formed in the lower end of the bracket connecting block 5, the second threaded hole is formed in the right end of the bracket connecting block 5, the second threaded hole is communicated with the insertion groove, the support frame 7 is movably inserted into the insertion groove, threads are formed in the circumferential surface of the fastening valve 6, and the fastening valve 6 is in threaded connection with the inner circumferential wall of the second threaded hole.

In this embodiment: can peg graft the support frame 7 activity in the inserting groove then through the threaded connection of fastening valve 6 and second screw hole with the support frame 7 fixed through the fixed establishment that sets up, threaded connection through fastening valve 6 can make things convenient for the dismantlement of support frame 7, can place the use subaerial after installing support frame 7, can fix it when dismantling support frame 7 and use at the wall of building, satisfies different service function's needs.

Referring to fig. 3, the rear ends of the four connecting plates 12 are respectively provided with a clamping groove, and a second threaded fixing plate 16 is movably clamped in the four clamping grooves.

In this embodiment: can be convenient for the connection of joint ring 13 through four joint grooves that set up, the activity joint between joint ring 13 and the joint groove can be protected motor housing 1's inside, prevents that partial article from getting into motor housing 1's inside and causing the damage to this device, and joint ring 13 can be dismantled, is convenient for maintain the inside of this device.

Specifically, please refer to fig. 2, a second thread fixing plate 16 is disposed at the rear side of the circular case 11, a plurality of second thread holes and second thread grooves are respectively formed at the rear ends of the second thread fixing plate 16 and the circular case 11, and the plurality of second thread holes and the second thread grooves are connected through second screws.

In this embodiment: the installation and the dismantlement of three-phase motor 14 can be convenient for through the second thread fixing plate 16 that sets up, be convenient for its maintenance to improve three-phase motor 14's life, the installation and the dismantlement of second thread fixing plate 16 can be convenient for through the second screw hole and the second thread groove that set up.

Specifically, referring to fig. 1, four buzzers 4 are fixedly connected to the circumferential surface of the motor housing 1.

In this embodiment: all be equipped with smoke alarm in four bee calling organ 4, electric connection between smoke alarm and the bee calling organ 4, bee calling organ 4 and external power source electric connection, if the smog that produces after the fire disaster takes place in the place can be discerned by smoke alarm, then reports to the police through bee calling organ 4, warns people around.

The utility model discloses a theory of operation and use flow: the device is electrically connected with a power supply firstly when in use, the device can be conveniently and fixedly connected with the wall surface of a building through connecting holes arranged at the front ends of the rear fixing plate 2 and the front fixing plate 3, the support frame 7 can be conveniently fixed and detached through the rotation of the fastening valve 6 in the arranged clamping mechanism, the device can be placed on the ground and used after the support frame 7 is connected, the first thread fixing plate 15 and the fan blade 10 can be sequentially driven to rotate when the three-phase motor 14 runs in the rotating mechanism, the air in the first thread fixing plate 15 can be transferred to the outside when the first thread fixing plate 15 rotates, the fluidity of the air in the site is improved, the use requirement is met, the device can be placed on the ground for use through the installation of the support frame 7, the support frame 7 is detached through the fixing mechanism, the device can be fixed on the wall surface for use, and can play different roles when placed at different positions for use, the smoke alarm and the buzzer 4 can identify and alarm smoke, and play a role in warning surrounding people, so that the safety of the device can be improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an axial fan that security performance is high which characterized in that: the novel motor comprises a motor shell (1), wherein the motor shell (1) is of a cavity structure, the front end and the rear end of the motor shell (1) are fixedly connected with a front fixing plate (3) and a rear fixing plate (2) respectively, the front part of the circumferential inner wall of the motor shell (1) is fixedly connected with a safety net (8), the middle part of the front end of the safety net (8) is fixedly connected with a circular fixing block (9), the circumferential inner wall of the motor shell (1) is fixedly connected with four connecting plates (12), the adjacent ends of the four connecting plates (12) are fixedly connected with a circular case (11), the circular case (11) is of a cavity structure, a rotating mechanism is arranged in the circular case (11), the rotating mechanism is connected with the circular case (11) to realize the rotation of the circular case, and the left part and the right part of the circumferential surface of the motor shell (1) are fixedly connected with support connecting blocks (5), two all be equipped with a set of fixed establishment in leg joint piece (5), fixed establishment is connected in order to realize it fixedly with leg joint piece (5).

2. The axial flow fan with high safety performance as claimed in claim 1, wherein: slewing mechanism includes fan flabellum (10), first thread fixing plate (15) and three phase motor (14), the fixed connection of three phase motor (14) is in the circumference inner wall of circular quick-witted case (11), first thread fixing plate (15) fixed connection is in the front end of the output shaft of three phase motor (14), fan flabellum (10) set up in the front side of first thread fixing plate (15), a plurality of first thread grooves have been seted up to the rear end of fan flabellum (10), a plurality of first screw holes have been seted up to the rear end of first thread fixing plate (15), and is a plurality of the circumference inner wall of first thread groove and first screw hole all is through first screw threaded connection.

3. The axial flow fan with high safety performance as claimed in claim 2, wherein: each group of fixing mechanisms comprises a fastening valve (6), a support frame (7) and a second threaded hole, an insertion groove is formed in the lower end of the support connecting block (5), the second threaded hole is formed in the right end of the support connecting block (5), the second threaded hole is communicated with the insertion groove, the support frame (7) is movably inserted into the insertion groove, threads are arranged on the circumferential surface of the fastening valve (6), and the fastening valve (6) is in threaded connection with the inner circumferential wall of the second threaded hole.

4. The axial flow fan with high safety performance as claimed in claim 3, wherein: four the rear end of connecting plate (12) has all seted up the joint groove, four joint inslot activity joint has second thread tightening board (16).

5. The axial flow fan with high safety performance as claimed in claim 4, wherein: the rear side of the round case (11) is provided with a second thread fixing plate (16), the rear ends of the second thread fixing plate (16) and the round case (11) are respectively provided with a plurality of second thread holes and second thread grooves, and the second thread holes and the second thread grooves are connected through second screws in a threaded mode.

6. The axial flow fan with high safety performance as claimed in claim 5, wherein: the circumference surface of the motor shell (1) is fixedly connected with four buzzers (4).