CN207363927U

CN207363927U - A kind of alarm type fan

Info

Publication number: CN207363927U
Application number: CN201721169048.0U
Authority: CN
Inventors: 杨友忠
Original assignee: HUBEI YAGANG METAL MANUFACTURE Co Ltd
Current assignee: HUBEI YAGANG METAL MANUFACTURE Co Ltd
Priority date: 2017-09-04
Filing date: 2017-09-04
Publication date: 2018-05-15
Anticipated expiration: 2027-09-04

Abstract

The utility model discloses a kind of fan with warning device, specifically a kind of alarm type fan, including frame-like housing, multiple flabellums that shaft and twisted rotary shaft in housing are set, the housing includes front and rear two cover bodies and supporting rack fastened, the cover body include multiple support columns it is annular in shape and from center diverging into half-spherical frame, the two cover bodies junction periphery is around setting induction coil, with the above mentioned technical proposal, a kind of alarm type fan described in the utility model is by setting secure induction device, sensing is produced when foreign matter is stretched into cover body, so as to control flabellum to stall, the high speed rotary force of flabellum is avoided to produce destruction to foreign matter.

Description

A kind of alarm type fan

Technical field

A kind of fan with warning device is the utility model is related to, specifically a kind of alarm type fan.

Background technology

Fan refers to hot day and takes cool apparatus electric fan so as to raw wind, is the device that air-flow is produced with electric drive, the fan of interior configuration Son is powered to carry out rotating chemical conversion natural wind to reach the effect enjoyed the cool later, is rotated by flabellum so as to increase air flow speed Degree, forms wind, relative to air-conditioning, electric fan power consumption is small, and effect on environment is small, is widely used in various occasions, but existing wind Fan shortcoming is：Protective cover is non-adjustable, and protrudes into fan with certain danger, child or other articles during flabellum high speed rotation Damage can be produced at leaf rotation under the active force that flabellum rotates, therefore, it is necessary to be arranged during a kind of use with security protection The fan applied.

Utility model content

In order to make up above deficiency, the utility model provides a kind of alarm type fan with safeguard procedures, to solve The problem of in above-mentioned background technology.

The technical solution of the utility model is：

A kind of alarm type fan, including frame-like housing, the shaft in housing and twisted rotary shaft set it is multiple Flabellum, the housing include front and rear two cover bodies and supporting rack fastened, and it is annular in shape and therefrom that the cover body includes multiple support columns The heart dissipates the half-spherical frame to be formed, and around induction coil is set, the induction coil is semi-annular shape for the two cover bodies junction periphery, And the inner ring surface of induction coil is down-set, setting and the corresponding sensing device of induction coil, described on the base of support frame as described above Sensing device is connected by breaker with the electric line of fan, and capping one, the capping one are set on the outside of the sensing device One end is hinged on base by shaft, separately has shaft driving device to be connected with shaft, and energization sensing is also set up in the base Device, the energization inductor are connected by starting switch of the connecting line respectively with shaft driving device and fan.

As preferable technical solution, the induction coil is made of the tablet splicing of multistage arcuation, and the tablet connects The raised line for setting on the outer wall at place and being set along its axis direction is connect, separately has connecting plate of the lower end with two parallel strip grooves to connect It is connected between two raised lines, in the raised line insertion strip groove.

As preferable technical solution, the shaft driving device includes driving motor and linkage, the driving electricity The output shaft of machine is connected by gear mechanism with rotating shaft transmission, and the accommodating cavity of accommodating capping one, the appearance are equipped with the base Chamber upper end opening is put, opening is equipped with capping two, and the capping two is hingedly made of multistage plate, and the linkage includes interlocking Rope, the described rope one end that interlocks are connected on output shaft, and the other end for interlocking rope is fixedly attached to two opening ends of capping around dead axle Articulated slab articulated shaft on, the articulated shaft is inserted into the sliding slot of opening sidewalls.

By adopting the above-described technical solution, a kind of alarm type fan described in the utility model is by setting safe inductive Device, sensing is produced when foreign matter is stretched into cover body, so as to control flabellum to stall, avoids the high speed rotary force of flabellum from producing foreign matter Raw to destroy, so as to ensure the security during fan use, the capping on the outside of sensing device is played limitation sensing device and is opened Effect, will capping open after sensing device be connected with induction coil, formation induction region, improve the security used.

Brief description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property Put, other attached drawings can also be obtained according to these attached drawings.

Fig. 1 is the structure diagram of the utility model embodiment；

Fig. 2 is the structure diagram of the utility model shaft driving device；

Fig. 3 is the structure diagram of the utility model shaft driving device another embodiment.

Embodiment

Embodiment one：As shown in Figure 1, a kind of alarm type fan described in the utility model, including frame-like housing 1, peace Multiple flabellums 3 that shaft 2 and twisted rotary shaft 2 in housing 1 are set, the housing 1 set driving device, driving dress outside The output shaft put is sequentially connected with shaft 2, is rotated for drive shaft 2, so as to drive flabellum 3 to rotate, forms wind.

The housing 1 includes front and rear two cover bodies fastened, and the cover body includes multiple support columns 5 annularly and sent out from center Dissipate the half-spherical frame formed, the frame ends set circular edge, accommodating in the middle part of the relatively closed formation of two cover bodies Space, the flabellum and shaft are arranged in the accommodating space, and the cover body forms protective cover, and the wind of formation passes through enclosure frame Gap blowout, two cover bodies removably connect, and the two cover bodies junction periphery is around setting induction coil 4,4 ring of induction coil The outside or inner side at cover body connection edge are wound on, the induction end of the induction coil 4 is arranged on inner ring surface, and the induction coil 4 is Semi-annular shape, and the inner ring surface of induction coil 4 is down-set, matches setting with the sensing device 7 of downside, support frame as described above 6 Set on base 20 and be connected with the corresponding sensing device 7 of induction coil, the sensing device 7 with induction coil 4 by inductive signal, The sensing device 7 is connected by breaker with the electric line of fan, after sensing device 7 is sensed less than signal, to open circuit Device sends signal and controls breaker to start, and fan circuit is disconnected, so that stop flabellum rotation, the outside of sensing device 7 Capping 1 is set, and the capping 1 carries the coating of blocking signal transmission, avoids the letter between sensing device 7 and induction coil 4 Number connection, it is described capping one 8 one end be hinged on by shaft 13 on base 20, make the other end of capping 1 can open, separately have Shaft driving device is connected with shaft, is rotated by shaft driving device drive shaft, and opens or closes capping 1, institute State and energization inductor 9 also set up in base 20, the energization inductor 9 by connecting line respectively with shaft driving device and fan Starting switch be connected, the starting switch of fan is opened, and after energization inductor 9 receives signal, control driving device starts, driving Cover one 8 openings.

The induction coil 4 is made of the tablet splicing of multistage arcuation, and edge is set on the outer wall of the tablet junction The raised line 10 that its axis direction is set, separately has connecting plate 11 of the lower end with two parallel strip grooves to be connected to two raised lines 10 Between, the raised line 10 is inserted into strip groove, and the connecting plate 11 connects two sections of induction coils 4,4 end of half-turn induction coil 4 limiting device of induction coil is set on the housing 1 in portion, induction coil 4 is limited to the position specified, avoids its movement.

The shaft driving device includes driving motor and linkage, and the output shaft 12 of the driving motor passes through gear Mechanism is sequentially connected with shaft 13, and two-phase meshed gears is set on output shaft 12 and shaft 13, in the base 20 Accommodating cavity equipped with accommodating capping 1, the accommodating cavity upper end opening, the capping 1 are entered accommodating by the opening of upper end Intracavitary, opening are equipped with capping 2 14, the capping 2 14 can open or close, the capping 2 14 is hinged group by multistage plate Into the shape of capping 2 14 matches with opening, and the opening of accommodating cavity is more than the size of capping 1, the linkage bag Gearing rope 15 is included, described 15 one end of rope that interlock are connected on output shaft 12, and the other end for interlocking rope 15 is fixedly connected around dead axle Onto the articulated slab articulated shaft of 2 14 opening ends of capping, the articulated shaft is inserted into the sliding slot of opening sidewalls, 12 turns of output shaft It is dynamic, rope 15 will be interlocked and be wrapped on output shaft 12, the other end for interlocking rope 15 pulls articulated shaft, makes articulated shaft sliding in sliding slot It is dynamic, so that capping 2 14 be opened.

The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed scope is defined by the appending claims and its equivalent thereof.

Claims

1. a kind of alarm type fan, including frame-like housing (1), the shaft (2) in housing (1) and twisted rotary shaft (2) The multiple flabellums (3) set, it is characterised in that：The housing (1) includes front and rear two cover bodies and supporting rack (6) fastened, described Cover body include multiple support columns (5) it is annular in shape and from center diverging into half-spherical frame, the two cover bodies junction periphery Around induction coil (4) is set, the induction coil (4) is semi-annular shape, and the inner ring surface of induction coil (4) is down-set, the support On the base (20) of frame (6) set with the corresponding sensing device of induction coil (7), the sensing device (7) by breaker with The electric line of fan is connected, and one (8) of capping are set on the outside of the sensing device (7), and one (8) one end of the capping passes through shaft (13) it is hinged on base (20), separately has shaft driving device to be connected with shaft, energization sensing is also set up in the base (20) Device (9), the energization inductor (9) are connected by starting switch of the connecting line respectively with shaft driving device and fan.

A kind of 2. alarm type fan as claimed in claim 1, it is characterised in that：The induction coil (4) by multistage arcuation sense Plate splicing composition is answered, the raised line (10) set along its axis direction is set on the outer wall of the tablet junction, separately there is lower end Between connecting plate (11) with two parallel strip grooves is connected to two raised lines (10), the raised line (10) is inserted into strip groove It is interior.

A kind of 3. alarm type fan as claimed in claim 2, it is characterised in that：The shaft driving device includes driving motor And linkage, the output shaft (12) of the driving motor are sequentially connected by gear mechanism and shaft (13), the base (20) accommodating cavity of one (8) of accommodating capping, the accommodating cavity upper end opening are equipped with, opening is equipped with two (14) of capping, described Two (14) of capping are hingedly made of multistage plate, and the linkage includes interlocking rope (15), described to interlock the connection of rope (15) one end Onto output shaft (12), the other end for interlocking rope (15) is fixedly attached to the articulated slab hinge of capping two (14) opening end around dead axle In spindle, the articulated shaft is inserted into the sliding slot of opening sidewalls.