CN205315313U - Tower fan that air outlet angle can adjust - Google Patents

Abstract

The utility model relates to a tower fan that air outlet angle can adjust, including engine block assembly, air wheel component, wind channel frame and slewing mechanism, engine block assembly includes preceding shell, backshell, base, fix motor support and the motor on the fixed motor support on the base, the lower extreme of preceding shell and backshell sets up respectively on the motor support to the lock together each other, air wheel component includes wind wheel, wind wheel bearing and wind wheel bearing retainer, the lower extreme of wind wheel and the connection of the pivot coaxial line of motor, the wind channel shelf energy lies in between motor and the wind wheel bearing retainer with rotating to entangle the wind wheel. The utility model discloses the rotation of wind channel frame is controlled through slewing mechanism to tower fan, adjusts the air outlet angle direction in the inside wind channel that the wind channel frame formed, reaches the flow direction of the interior air of the tower fan of adjustment inflow for flow in in the tower fan the air in the past the air outlet of the different angles of shell blow off, simple structure, easy to operate and practicality are very strong.

Description

The tower fan that air outlet angle can adjust

【Technical field】

This utility model relates to the pumping installations that working fluid is air, particularly relates to the pumping installations for ventilating, and particularly relates to the tower fan that air outlet angle can adjust.

【Background technology】

Tower fan, fans referred to as tower, gains the name because its outer likeness in form is tower-like. Prior art tower fan majority is in longitudinal column, the internal tubular wind wheel assembly of employing mostly, namely wind wheel is cylindrical tubular wine wheel, and this tubular wine wheel axial dimension is much larger than diameter, duct outlet is elongated shape, and wind wheel is longitudinally mounted to inside tower fan; The advantage of this fan structure is fashionable appearance, and longitudinal duct outlet is long, then coordinates oscillating mechanism can realize the air-supply of certain angle, and noise is also much lower than conventional fan; But this fan disadvantageously, owing to duct outlet is in elongate shape, at a time or when yaw remains static, the wind direction of its wind blown out is only small; To people's direct feel to be that the wind that one is tiny is inswept, when many people use experience not good.

【Utility model content】

The technical problems to be solved in the utility model is in that to avoid above-mentioned the deficiencies in the prior art part and the tower fan that provides a kind of air outlet angle to adjust, the rotation of air channel frame is controlled by rotating mechanism, adjust the air outlet angle direction in the air channel, inside that air channel frame is formed, reach to adjust and flow into the flow direction of air in tower fan, flowing into the air in tower fan to blow out from the air outlet of the different angles of fore shell, this utility model tower fan simple in construction, easily operation and practicality are very strong.

This utility model solves described technical problem and the technical scheme is that

There is provided the tower fan that a kind of air outlet angle can adjust, including cylinder block set and wind wheel assembly; Described cylinder block set includes again being provided with the fore shell of many places different angles air outlet, being provided with the back cover of many places different angles air inlet, base, electric machine support and motor, and described electric machine support is fixed on base, on the fixing electric machine support of described motor;The lower end of described fore shell and back cover is separately positioned on described electric machine support, and mutually snaps together; Described motor is positioned at described fore shell and the cavity volume lower end of back cover formation; Described wind wheel assembly then includes wind wheel, wind wheel bearing and the wind wheel support of bearing, and described wind wheel bearing is arranged on the described wind wheel support of bearing, and the described wind wheel support of bearing is arranged on described fore shell and the cavity volume upper end of back cover formation; The rotating shaft coaxial line of the lower end of described wind wheel and described motor connects, and the protruding shaft of described wind wheel upper end is inserted in the endoporus of described wind wheel bearing, drives described wind wheel to rotate after the work of described motor; Described tower fan also includes the air channel frame that the air flowed in tower fan is play the guiding role, and can be rotated by described air channel frame so that the rotating mechanism that changes of the air outlet angle direction in air channel, inside that this air channel frame is formed; Described wind wheel rotationally between described motor and the wind wheel support of bearing, and can be entangled by described air channel frame; During work, wind wheel described in described driven by motor rotates, air is made to flow into from the air inlet of described back cover, through the air channel, inside that described air channel frame is formed, then blow out from the air outlet of described fore shell, and the air outlet angle direction in the air channel, inside that described air channel frame is formed is adjusted by described rotating mechanism, reach to adjust and flow into the flow direction of air in tower fan so that the air flowed in tower fan can blow out from the air outlet of the different angles of described fore shell.

Described air channel frame includes upper air duct frame and lower air duct frame; Described upper air duct frame and lower air duct frame can be made to rotate simultaneously for described rotating mechanism so that respectively the air outlet angle direction in the air channel, inside that this upper air duct frame and lower air duct frame are formed changes simultaneously.

Or, described air channel frame includes upper air duct frame and lower air duct frame; Described rotating mechanism includes rotating mechanism and lower rotating mechanism, described upper air duct frame can be made to rotate for described upper rotating mechanism so that the air outlet angle direction in air channel, inside that this upper air duct frame is formed changes, and described lower air duct frame can be made to rotate for described lower rotating mechanism so that the air outlet angle direction in air channel, inside that this lower air duct frame is formed changes.

Or, described air channel frame includes upper air duct frame and lower air duct frame; Described upper air duct frame maintains static, and described lower air duct frame can rotationally between described upper air duct frame lower end and motor; Described lower air duct frame can be made to rotate for described rotating mechanism so that the air outlet angle direction in air channel, inside that this lower air duct frame is formed changes.

Or, described air channel frame includes upper air duct frame and lower air duct frame; Described lower air duct frame maintains static, and described upper air duct frame can rotationally between described lower air duct frame upper end and the wind wheel support of bearing; Described upper air duct frame can be made to rotate for described rotating mechanism so that the air outlet angle direction in air channel, inside that this upper air duct frame is formed changes.

Described rotating mechanism includes the first knob and the first driven gear, and described first knob includes again the first of top and stirs the first driving gear of knob and bottom; Described fore shell and back cover upper end are correspondingly respectively equipped with for described first knob first and stir the first through hole and the second through hole that knob exposes; Described first driven gear is fixed on the top of the first upper head plate of described upper air duct frame; The first of described first knob stirs the upper protruding shaft of knob can rotate the cavity volume upper end being arranged on described fore shell and back cover formation, the first of described first knob stirs the knob the first through hole from described fore shell and back cover upper end and the second through hole exposes a part, and the first driving gear of described first knob and described first driven gear engage each other; What user manually rotated described first knob first stirs knob, the first driving gear making described first knob drives described first driven gear to rotate, so that described upper air duct frame rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame formed changes.

Or, described rotating mechanism includes the first spanner;The first chute hole that described rotating spanner head exposes and rotates it is provided with mean in the middle part of described back cover; Described first spanner is fixed on the bottom of the first bottom plate of described upper air duct frame, and its head exposes from the first chute hole in the middle part of described back cover; User manually rotates described first spanner, so that described upper air duct frame rotates, causes that the air outlet angle direction in the air channel, inside that this upper air duct frame formed changes.

Or, described rotating mechanism includes the first driven gear, driving gear and synchronous motor; Described first driven gear is fixed on the top of the first upper head plate of described upper air duct frame; Described synchronous motor is fixed on described fore shell and the cavity volume upper end of back cover formation, and described driving gear is fixed in the rotating shaft of described synchronous motor, and described driving gear and described first driven gear engage each other; Drive described driving gear to rotate with described first driven gear by controlling the rotation of described synchronous motor, so that described upper air duct frame rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame formed changes.

Or, described rotating mechanism includes connecting rod, crank and synchronous motor and the first spanner; Described first spanner is fixed on the bottom of the first bottom plate of described upper air duct frame; Described synchronous motor is fixed in described back cover; Described crank one end is fixed in the rotating shaft of described synchronous motor, and the described crank other end is connected with described connecting rod one end, and the described connecting rod other end is fixed on the head of described first spanner; Drive described crank, connecting rod and the first spanner to rotate by controlling the rotation of described synchronous motor, so that described upper air duct frame rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame formed changes.

Compared with the existing technology relatively, having the beneficial effects that of the tower fan that this utility model air outlet angle can adjust:

One, owing to being provided with the air channel frame that the air flowed in tower fan is play the guiding role, this air channel frame can also increase the blast around wind wheel, enable the air in inflow tower fan to flow out at a high speed from each air outlet of fore shell, and air channel frame is to rotate; Under the External Force Acting of rotating mechanism, air channel frame can be rotated so that the air outlet angle direction in air channel, inside that this air channel frame is formed changes, adjust and flow into the flow direction of air in tower fan, the air in tower fan can be flowed into can blow out from the air outlet of the different angles of fore shell, expand the blowing range of tower fan;

Two, air channel frame is divided into upper air duct frame and lower air duct frame, can flow into air in tower fan from the air outlet of the upper and lower of described fore shell blow out time, the crowd having two angular ranges enjoys the nice and cool wind that this tower fan is produced by boasting, the upper and lower two parts of tower fan are made to realize two-way ventilating, one such tower fan is equivalent to combine the two of prior art tower fans, economizes on resources and the energy;

Three, rotating mechanism, upper air duct frame and lower air duct shelf structure are simple, it is easy to operation, practicality is very strong.

In sum, the tower fan that this utility model air outlet angle can adjust, the rotation of air channel frame is controlled by rotating mechanism, adjust the air outlet angle direction in the air channel, inside that air channel frame is formed, reach to adjust and flow into the flow direction of air in tower fan, flowing into the air in tower fan to blow out from the air outlet of the different angles of fore shell, this utility model tower fan simple in construction, easily operation and practicality are very strong.

【Accompanying drawing explanation】

Fig. 1 is the axonometric projection schematic diagram of the tower fan embodiment one that this utility model air outlet angle can adjust;

Fig. 2 is the axonometric projection schematic diagram after described tower fan embodiment one is decomposed;

Fig. 3 is the axonometric projection schematic diagram amplified after rotating mechanism and the upper air duct frame of described tower fan embodiment one decomposes;

Fig. 4 is that the orthographic projection of described tower fan embodiment one is main looks cross-sectional schematic;

Fig. 5 is the enlarged diagram of A portion shown in Fig. 4;

Fig. 6 is the enlarged diagram of B portion shown in Fig. 4;

Fig. 7 is the partial schematic sectional view during rotating mechanism assembling of described tower fan embodiment one;

Fig. 8 is the axonometric projection schematic diagram of the upper air duct frame 31 of the air channel frame 3 of described tower fan embodiment one;

Fig. 9 is the axonometric projection schematic diagram of the lower air duct frame 32 of the air channel frame 3 of described tower fan embodiment one;

Figure 10 is the axonometric projection schematic diagram of the tower fan embodiment two that this utility model air outlet angle can adjust;

Figure 11 is the enlarged diagram of C portion shown in Figure 10;

Figure 12 is the axonometric projection schematic diagram after described tower fan embodiment two is decomposed;

Figure 13 is the enlarged diagram of D portion shown in Figure 12;

Figure 14 is the axonometric projection schematic diagram amplified after rotating mechanism and the upper air duct frame of described tower fan embodiment three decomposes;

Figure 15 is the axonometric projection schematic diagram amplified after rotating mechanism and the upper air duct frame of described tower fan embodiment four decomposes.

[detailed description of the invention]

Below in conjunction with each accompanying drawing, this utility model is described in further detail.

Referring to Fig. 1 to Figure 15, the tower fan that a kind of air outlet angle can adjust, including cylinder block set 1 and wind wheel assembly 2; Described cylinder block set 1 includes again being provided with the fore shell 11 of many places different angles air outlet 111, being provided with the back cover 12 of many places different angles air inlet 121, base 13, electric machine support 14 and motor 15, described electric machine support 14 is fixed on base 13, and described motor 15 is fixed on electric machine support 14; It can be seen that each horizontally-arranged be provided with several air outlets 111 from fore shell 11, each vertical setting of types is additionally provided with tens air outlets 111 from top to bottom, so just has the air outlet 111 of a lot of different angles on fore shell 11; It can be seen that each horizontally-arranged be provided with several air inlets 121 from back cover 12, each vertical setting of types is additionally provided with tens air inlets 121 from top to bottom, so just has the air inlet 121 of a lot of different angles on back cover 12; The lower end of described fore shell 11 and back cover 12 is separately positioned on described electric machine support 14, and mutually snaps together; Described motor 15 is positioned at described fore shell 11 and the cavity volume lower end of back cover 12 formation; Described wind wheel assembly 2 then includes wind wheel 21, wind wheel bearing 22 and the wind wheel support of bearing 23, described wind wheel bearing 22 is arranged on the described wind wheel support of bearing 23, the described wind wheel support of bearing 23 is arranged on described fore shell 11 and the cavity volume upper end of back cover 12 formation, and the wind wheel support of bearing 23 usually can be fixed on fore shell 11 inner chamber upper end; The rotating shaft coaxial line of the lower end of described wind wheel 21 and described motor 15 connects, and the protruding shaft 211 of described wind wheel 21 upper end is inserted in the endoporus of described wind wheel bearing 22, drives described wind wheel 22 to rotate after the work of described motor 15; Described tower fan also includes the air channel frame 3 that the air flowed in tower fan is play the guiding role, and can be rotated by described air channel frame 3 so that the rotating mechanism 4 that changes of the air outlet angle direction in air channel, inside that this air channel frame 3 is formed; Described wind wheel 22 rotationally between described motor 15 and the wind wheel support of bearing 23, and can be entangled by described air channel frame 3;During work, described motor 15 drives described wind wheel 22 to rotate, air is made to flow into from the air inlet 121 of described back cover 12, through the air channel, inside that described air channel frame 3 is formed, then blow out from the air outlet 111 of described fore shell 11, and the air outlet angle direction in the air channel, inside that described air channel frame 3 is formed is adjusted by described rotating mechanism 4, reach to adjust and flow into the flow direction of air in tower fan so that the air flowed in tower fan can blow out from the air outlet 111 of the different angles of described fore shell 11.

Described air channel frame 3 generally comprises upper head plate and bottom plate, and the arc setting side plate coupled with upper head plate and bottom plate respectively, upper head plate, bottom plate and arc are erect and are defined a passage between side plate, this passage is exactly the air channel, inside that described air channel frame 3 is formed, the air flowed in tower fan enters from one end of this passage, bring out from another of this passage, as long as described air channel frame 3 is rotated, the existence of side plate and stop is erect, so that it may so that the air outlet angle direction in air channel, inside that this air channel frame 3 is formed changes with arc. air channel frame 3 is except playing the guiding role to the air flowed in tower fan, and its effect also can increase the blast around wind wheel 21, enables the air in inflow tower fan to flow out at a high speed from each air outlet 111 of fore shell 11. in order to the structure making air channel frame 3 is more firm, plate is strengthened in the setting that some air channels frame 3 also includes coupling with upper head plate and bottom plate respectively, plate is strengthened in this setting and arc is erect and had certain distance between side plate, thus make upper head plate, bottom plate, arc erects side plate and setting is strengthened defining two passes between plate, this two passes is exactly the air channel, inside that described air channel frame 3 is formed, the air flowed in tower fan enters from a passage, go out from another passage, as long as described air channel frame 3 is rotated, erect side plate with arc and erect the existence and stop of strengthening plate, the air outlet angle direction that can also make the air channel, inside that this air channel frame 3 formed changes, the structure of air channel frame 3 is referred to the concrete structure of the upper air duct frame 31 of Fig. 8 and Figure 15 and the concrete structure of the lower air duct frame 32 with reference to Fig. 9, and in this not go into detail.

Described tower fan also includes being arranged on the oscillating head mechanism below electric machine support 14, and this oscillating head mechanism is compared with the oscillating head mechanism of technology, for conventional design, is prior art, also repeats no more at this.

Referring to Fig. 2, Fig. 3, Fig. 8, Fig. 9, Figure 12, Figure 14 and Figure 15, described air channel frame 3 includes upper air duct frame 31 and lower air duct frame 32; Described upper air duct frame 31 and lower air duct frame 32 can be made to rotate simultaneously for described rotating mechanism 4 so that respectively the air outlet angle direction in the air channel, inside that this upper air duct frame 31 and lower air duct frame 32 are formed changes simultaneously.

Or, referring to Fig. 2, Fig. 3, Fig. 8, Fig. 9, Figure 12, Figure 14 and Figure 15, described air channel frame 3 includes upper air duct frame 31 and lower air duct frame 32; Described rotating mechanism 4 includes rotating mechanism and lower rotating mechanism, described upper air duct frame 31 can be made to rotate for described upper rotating mechanism so that the air outlet angle direction in air channel, inside that this upper air duct frame 31 is formed changes, and described lower air duct frame 32 can be made to rotate for described lower rotating mechanism so that the air outlet angle direction in air channel, inside that this lower air duct frame 32 is formed changes.

Or, referring to Fig. 2, Fig. 3, Fig. 8, Fig. 9, Figure 12, Figure 14 and Figure 15, described air channel frame 3 includes upper air duct frame 31 and lower air duct frame 32;Described upper air duct frame 31 maintains static, and described lower air duct frame 32 can rotationally between described upper air duct frame 31 lower end and motor 15; Described lower air duct frame 32 can be made to rotate for described rotating mechanism 4 so that the air outlet angle direction in air channel, inside that this lower air duct frame 32 is formed changes.

Or, referring to Fig. 2, Fig. 3, Fig. 8, Fig. 9, Figure 12, Figure 14 and Figure 15, described air channel frame 3 includes upper air duct frame 31 and lower air duct frame 32; Described lower air duct frame 32 maintains static, and described upper air duct frame 31 can rotationally between described lower air duct frame 32 upper end and the wind wheel support of bearing 23; Described upper air duct frame 31 can be made to rotate for described rotating mechanism 4 so that the air outlet angle direction in air channel, inside that this upper air duct frame 31 is formed changes.

Air channel frame 3 is divided into upper air duct frame 31 and lower air duct frame 32, can flow into air in tower fan from the air outlet 111 of the upper and lower of described fore shell 11 blow out time, the crowd having two angular ranges enjoys the nice and cool wind that this tower fan is produced by boasting, one such tower fan is equivalent to combine the two of prior art tower fans, economizes on resources and the energy.

Embodiment one:

Referring to Fig. 1 to Fig. 9, the tower fan that a kind of air outlet angle can adjust, including cylinder block set 1 and wind wheel assembly 2; Described cylinder block set 1 includes again being provided with the fore shell 11 of many places different angles air outlet 111, being provided with the back cover 12 of many places different angles air inlet 121, base 13, electric machine support 14 and motor 15, described electric machine support 14 is fixed on base 13, and described motor 15 is fixed on electric machine support 14; The lower end of described fore shell 11 and back cover 12 is separately positioned on described electric machine support 14, and mutually snaps together; Described motor 15 is positioned at described fore shell 11 and the cavity volume lower end of back cover 12 formation; Described wind wheel assembly 2 then includes wind wheel 21, wind wheel bearing 22 and the wind wheel support of bearing 23, described wind wheel bearing 22 is arranged on the described wind wheel support of bearing 23, the described wind wheel support of bearing 23 is arranged on described fore shell 11 and the cavity volume upper end of back cover 12 formation, and this wind wheel support of bearing 23 is fixed on fore shell 11 inner chamber upper end; The rotating shaft coaxial line of the lower end of described wind wheel 21 and described motor 15 connects, and the protruding shaft 211 of described wind wheel 21 upper end is inserted in the endoporus of described wind wheel bearing 22, drives described wind wheel 22 to rotate after the work of described motor 15; Described tower fan also includes the air channel frame 3 that the air flowed in tower fan is play the guiding role, and can be rotated by described air channel frame 3 so that the rotating mechanism 4 that changes of the air outlet angle direction in air channel, inside that this air channel frame 3 is formed; Described air channel frame 3 includes upper air duct frame 31 and lower air duct frame 32; Described lower air duct frame 32 maintains static, and is screwed on fore shell 11; Described upper air duct frame 31 can rotationally between described lower air duct frame 32 upper end and the wind wheel support of bearing 23; Described wind wheel 22 is entangled by described upper air duct frame 31 and lower air duct frame 32 jointly; Described upper air duct frame 31 can be made to rotate for described rotating mechanism 4 so that the air outlet angle direction in air channel, inside that this upper air duct frame 31 is formed changes, and this rotating mechanism 4 can also be called rotating mechanism; Described rotating mechanism 4 includes the first knob 41 and the first driven gear 42, and described first knob 41 includes again the first of top and stirs the first driving gear 412 of knob 411 and bottom; Described fore shell 11 and back cover 12 upper end are correspondingly respectively equipped with for described first knob 41 first and stir the first through hole 119 and the second through hole 129 that knob 411 exposes;Described first driven gear 42 is fixed on the top of the upper head plate 311 of described upper air duct frame 31; The first upper protruding shaft 4111 stirring knob 411 of described first knob 41 is movably arranged as described fore shell 11 and the cavity volume upper end of back cover 12 formation, and the lower protruding shaft 4121 of the first driving gear 412 of the first knob 41 is movably arranged as on the described wind wheel support of bearing 23, the first of described first knob 41 stirs knob 411 and exposes a part from the first through hole 119 and second through hole 129 of described fore shell 11 and back cover 12 upper end, and the first driving gear 412 of described first knob 41 engages each other with described first driven gear 42; What user manually rotated described first knob 41 first stirs knob 411, the first driving gear 412 making described first knob 41 drives described first driven gear 42 to rotate, so that described upper air duct frame 31 rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame 31 formed changes.

During work, described motor 15 drives described wind wheel 22 to rotate, air is made to flow into from the air inlet 121 of described back cover 12, through the air channel, inside that described air channel frame 3 is formed, then blow out from the air outlet 111 of described fore shell 11, what user manually rotated described first knob 41 first stirs knob 411, the first driving gear 412 making described first knob 41 drives described first driven gear 42 to rotate, so that described upper air duct frame 31 rotates, adjust the air outlet angle direction in the air channel, inside that the upper air duct frame 31 of described air channel frame 3 is formed, reach to adjust and flow into the flow direction of air in tower fan, flow into the air in tower fan to blow out from the air outlet 111 of the different angles on described fore shell 11 top.

Referring to Fig. 7, the first driven gear 42 can be integrally formed with upper air duct frame 31, and in general, the first driven gear 42 and upper air duct frame 31 are engineering plastics, it is possible to disposable injection molded. Partial schematic sectional view when the rotating mechanism assembling of the present embodiment of Fig. 7 can be seen that, the first upper protruding shaft 4111 stirring knob 411 of described first knob 41 is movably arranged as in the groove of the cavity volume upper end of described fore shell 11 and back cover 12 formation, and the lower protruding shaft 4121 of the first driving gear 412 of the first knob 41 is movably arranged as in the groove of the described wind wheel support of bearing 23, the first driving gear 412 of described first knob 41 engages each other with described first driven gear 42.

Referring to Fig. 8, described upper air duct frame 31 generally comprises the first upper head plate 311 and the first bottom plate 312, and the first arc setting side plate 313 coupled with the first upper head plate 311 and the first bottom plate 312 respectively, first upper head plate 311 of upper air duct frame 31, first bottom plate 312 and the first arc are erect and are defined a passage between side plate 313, this passage is exactly the air channel, inside that described upper air duct frame 31 is formed, the air flowed in tower fan enters from one end of this passage, bring out from another of this passage, as long as described upper air duct frame 31 is rotated, the first arc with upper air duct frame 31 erects the existence of side plate 313 and stop, the air outlet angle direction that just can make the air channel, inside that this upper air duct frame 31 formed changes. upper air duct frame 31 is except playing the guiding role to the upper air flowed in tower fan, and its effect also can increase the blast of wind wheel 21 top periphery, enables the air in inflow tower fan to flow out at a high speed from each air outlet 111 on fore shell 11 top.In order to the structure making upper air duct frame 31 is more firm, plate 314 is strengthened in the first setting that some upper air duct framves 31 also include coupling with the first upper head plate 311 and the first bottom plate 312 respectively, plate 314 is strengthened in this first setting and the first arc is erect and had certain distance between side plate 313, thus make the first upper head plate 311 of upper air duct frame 31, first bottom plate 312, first arc erects side plate 313 and the first setting is strengthened defining two passes between plate 314, this two passes is exactly the air channel, inside that described upper air duct frame 31 is formed, the air flowed in tower fan enters from a passage of this upper air duct frame 31, go out from another passage, as long as described upper air duct frame 31 is rotated, erect side plate 313 and first with the first arc and erect the existence and stop of strengthening plate 314, the air outlet angle direction that can also make the air channel, inside that this upper air duct frame 31 formed changes.

Referring to Fig. 9, described lower air duct frame 32 generally also includes the second upper head plate 321 and the second bottom plate 322, and the second arc setting side plate 323 coupled with the second upper head plate 321 and the second bottom plate 322 respectively, second upper head plate 321 of lower air duct frame 32, second bottom plate 322 and the second arc are erect and are defined a passage between side plate 323, this passage is exactly the air channel, inside that described lower air duct frame 32 is formed, the air flowed in tower fan enters from one end of this passage, bring out from another of this passage, as long as certainly also described lower air duct frame 32 being rotated, the second arc with lower air duct frame 32 erects the existence of side plate 323 and stop, the air outlet angle direction that can also make the air channel, inside that this lower air duct frame 32 formed changes. lower air duct frame 32 is except playing the guiding role to the lower air flowed in tower fan, and its effect also can increase the blast of wind wheel 21 lower periphery, enables the air in inflow tower fan to flow out at a high speed from each air outlet 111 of fore shell 11 bottom. in order to the structure making lower air duct frame 32 is more firm, plate 324 is strengthened in the second setting that some lower air duct framves 32 also include coupling with the second upper head plate 321 and the second bottom plate 322 respectively, plate 324 is strengthened in this second setting and the second arc is erect and had certain distance between side plate 323, thus make the second upper head plate 321 of lower air duct frame 32, second bottom plate 322, second arc erects side plate 323 and the second setting is strengthened defining two passes between plate 324, this two passes is exactly the air channel, inside that described lower air duct frame 32 is formed, the air flowed in tower fan enters from a passage of this lower air duct frame 32, go out from another passage, as long as certainly also described lower air duct frame 32 being rotated, erect side plate 323 with arc and erect the existence and stop of strengthening plate 324, the air outlet angle direction that can also make the air channel, inside that this lower air duct frame 32 formed changes.

Referring to Fig. 9, the top of the second upper head plate 321 of described lower air duct frame 32 is provided with first ear 3212 protruding upward, and this first ear 3212 is provided with the first through hole; The bottom of the second bottom plate 322 of described lower air duct frame 32 is provided with a second downwardly projecting ear 3222, and this second ear 3222 is provided with the second through hole; The second through hole by first through hole of the first ear 3212 of the second upper head plate 321 and the second ear 3222 of the second bottom plate 322, so that it may lower air duct frame 32 is fixed on fore shell 11 with two pieces of screws.

Referring to Fig. 8, the center of top of the first upper head plate 311 of described upper air duct frame 31 is provided with a first cylinder boss 3111 protruding upward, and the first bottom plate 312 central authorities of described upper air duct frame 31 are provided with a central through hole 3121.Referring to Fig. 8, the center of top of the second upper head plate 321 of described lower air duct frame 32 is provided with a second cylinder boss 3211 protruding upward. Referring to Fig. 5, the described wind wheel support of bearing 23 is provided with a circle chute 239. Referring to Fig. 5 to Fig. 9, first cylinder boss 3111 of the first upper head plate 311 of described upper air duct frame 31 is positioned at the chute 239 of the described wind wheel support of bearing 23, second cylinder boss 3211 of the second upper head plate 321 of described lower air duct frame 32 is positioned at the central through hole 3121 of the first bottom plate 312 central authorities of described upper air duct frame 31, described upper air duct frame 31 is so made to be movably arranged as on described lower air duct frame 32 and the wind wheel support of bearing 23, it is possible to freely rotatable. Referring to Fig. 9, label 3221 is a central through hole of the second bottom plate 322 central authorities of described lower air duct frame 32, and the rotating shaft of motor 15 can be passed through from the central through hole 3221 of the second bottom plate 322 of this lower air duct frame 32.

The lower air duct frame 32 of the air channel frame 3 of embodiment one tower fan maintains static, and the upper air duct frame 31 of air channel frame 3 can be freely rotatable, thus can flow into the air in tower fan by blowing to the crowd of an angular range after the lower air duct frame 32 of air channel frame 3 from the air outlet 111 of the bottom of described fore shell 11, the nice and cool wind that this tower fan is produced by boasting can be enjoyed, and flow into the air in tower fan by blowing to the crowd of another angular range after the upper air duct frame 31 of air channel frame 3 from the air outlet 111 on the top of described fore shell 11, also the nice and cool wind that this tower fan is produced by boasting can be enjoyed, the effect of one tower fan being equivalent to two prior aries as the such tower fan of embodiment one, economize on resources and the energy.

Tower fan in embodiment one is yet to include being arranged on the oscillating head mechanism below electric machine support 14, and this oscillating head mechanism is compared with the oscillating head mechanism of technology, for conventional design, is prior art, also repeats no more at this.

Tower fan in embodiment one can somewhat deform, and namely can be designed as by the upper air duct frame 31 of air channel frame 3 and maintain static, and the lower air duct frame 32 of air channel frame 3 be designed as can be freely rotatable; Or the upper air duct frame 31 of air channel frame 3 and lower air duct frame 32 are designed to can be freely rotatable; Or upper air duct frame 31 and lower air duct frame 32 are integrally formed, be air channel frame 3, and air channel frame 3 be designed as can be freely rotatable; Their structure is substantially similar with the structure of embodiment one, does not repeat them here.

Embodiment two:

Referring to Fig. 8 to Figure 13, the tower fan that the air outlet angle of this embodiment can adjust is essentially identical with embodiment one tower fan, and difference is in that: the structure of rotating mechanism 4 is different, is specially described rotating mechanism 4 and includes the first spanner 49; The first chute hole 128 that described rotating spanner 49 head exposes and rotates it is provided with mean in the middle part of described back cover 12; Described first spanner 49 is fixed on the bottom of the first bottom plate 312 of described upper air duct frame 31, and its head exposes from the first chute hole 128 in the middle part of described back cover 12; User manually rotates described first spanner 49, so that described upper air duct frame 31 rotates, causes that the air outlet angle direction in the air channel, inside that this upper air duct frame 31 formed changes.

During work, described motor 15 drives described wind wheel 22 to rotate, air is made to flow into from the air inlet 121 of described back cover 12, through the air channel, inside that described air channel frame 3 is formed, then blow out from the air outlet 111 of described fore shell 11, user manually rotates described first spanner 49, so that described upper air duct frame 31 rotates, adjust the air outlet angle direction in the air channel, inside that the upper air duct frame 31 of air channel frame 3 is formed, reach to adjust and flow into the flow direction of air in tower fan, flow into the air in tower fan to blow out from the air outlet 111 of the different angles on described fore shell 11 top.

Tower fan in embodiment two is yet to include being arranged on the oscillating head mechanism below electric machine support 14, and this oscillating head mechanism is compared with the oscillating head mechanism of technology, for conventional design, is prior art, also repeats no more at this.

Tower fan in embodiment two can also somewhat deform, and namely can be designed as by the upper air duct frame 31 of air channel frame 3 and maintain static, and the lower air duct frame 32 of air channel frame 3 be designed as can be freely rotatable; Or the upper air duct frame 31 of air channel frame 3 and lower air duct frame 32 are designed to can be freely rotatable; Or upper air duct frame 31 and lower air duct frame 32 are integrally formed, be air channel frame 3, and air channel frame 3 be designed as can be freely rotatable; Their structure is substantially similar with the structure of embodiment two, does not repeat them here.

Embodiment three:

Referring to Fig. 4 to Fig. 9 and Figure 14, the tower fan that the air outlet angle of this embodiment can adjust is essentially identical with embodiment one tower fan, difference is in that: the structure of rotating mechanism 4 is different, the rotating mechanism 4 of embodiment one is manual, and the rotating mechanism 4 of the present embodiment is electronic, automatically control, be specially described rotating mechanism 4 and include the first driven gear 42, driving gear 47 and synchronous motor 48; Described first driven gear 42 is fixed on the top of the first upper head plate 311 of described upper air duct frame 31; Described synchronous motor 48 is fixed on described fore shell 11 and the cavity volume upper end of back cover 12 formation, such as synchronous motor 48 can be fixed in described back cover 12, described driving gear 47 is fixed in the rotating shaft of described synchronous motor 48, and described driving gear 47 engages each other with described first driven gear 42; Drive described driving gear 47 and described first driven gear 42 to rotate by controlling the rotation of described synchronous motor 48, so that described upper air duct frame 31 rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame 31 formed changes.

During work, described motor 15 drives described wind wheel 22 to rotate, air is made to flow into from the air inlet 121 of described back cover 12, through the air channel, inside that described air channel frame 3 is formed, then blow out from the air outlet 111 of described fore shell 11, described driving gear 47 is driven to rotate with described first driven gear 42 by controlling the rotation of described synchronous motor 48, so that described upper air duct frame 31 rotates, adjust the air outlet angle direction in the air channel, inside that the upper air duct frame 31 of described air channel frame 3 is formed, reach to adjust and flow into the flow direction of air in tower fan, flow into the air in tower fan to blow out from the air outlet 111 of the different angles on described fore shell 11 top.

The synchronous motor 48 of the present embodiment can be controlled by controlling device, controls to arrange remote control reception function etc. on device, and this control device is also prior art, also repeats no more at this.

Tower fan in embodiment three is yet to include being arranged on the oscillating head mechanism below electric machine support 14, and this oscillating head mechanism is compared with the oscillating head mechanism of technology, for conventional design, is prior art, also repeats no more at this.

Tower fan in embodiment three can also somewhat deform, and namely can be designed as by the upper air duct frame 31 of air channel frame 3 and maintain static, and the lower air duct frame 32 of air channel frame 3 be designed as can be freely rotatable; Or the upper air duct frame 31 of air channel frame 3 and lower air duct frame 32 are designed to can be freely rotatable; Or upper air duct frame 31 and lower air duct frame 32 are integrally formed, be air channel frame 3, and air channel frame 3 be designed as can be freely rotatable;Their structure is substantially similar with the structure of embodiment two, does not repeat them here.

Embodiment four:

Referring to Figure 12, Figure 13 and Figure 15, the tower fan that the air outlet angle of this embodiment can adjust is essentially identical with embodiment two tower fan, difference is in that: the structure of rotating mechanism 4 is different, the rotating mechanism 4 of embodiment two is manual, the head of the first spanner 49 exposes from the first chute hole 128 of back cover 12, and the rotating mechanism 4 of the present embodiment is electronic, automatically control, first spanner 49 is hidden in inside the cavity volume of fore shell 11 and back cover 12 formation, is specially described rotating mechanism 4 and includes connecting rod 45, crank 46 and synchronous motor 48 and the first spanner 49; Described first spanner 49 is fixed on the bottom of the first bottom plate 312 of described upper air duct frame 31; Described synchronous motor 48 is fixed in described back cover 12; Described crank 46 one end is fixed in the rotating shaft of described synchronous motor 48, and described crank 46 other end is connected with described connecting rod 45 one end, and described connecting rod 45 other end is fixed on the head of described first spanner 49; Drive described crank 46, connecting rod 45 and the first spanner 49 to rotate by controlling the rotation of described synchronous motor 48, so that described upper air duct frame 31 rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame 31 formed changes. In Figure 14, what upper air duct frame 31 adopted is the upper air duct frame not having the first setting to strengthen plate 314, naturally it is also possible to adopt the upper air duct frame 31 having the first setting to strengthen plate 314.

During work, described motor 15 drives described wind wheel 22 to rotate, air is made to flow into from the air inlet 121 of described back cover 12, through the air channel, inside that described air channel frame 3 is formed, then blow out from the air outlet 111 of described fore shell 11, described crank 46 is driven by controlling the rotation of described synchronous motor 48, connecting rod 45 and the first spanner 49 rotate, so that described upper air duct frame 31 rotates, adjust the air outlet angle direction in the air channel, inside that the upper air duct frame 31 of described air channel frame 3 is formed, reach to adjust and flow into the flow direction of air in tower fan, flow into the air in tower fan to blow out from the air outlet 111 of the different angles on described fore shell 11 top.

The synchronous motor 48 of the present embodiment can also be controlled by controlling device, controls to arrange remote control reception function etc. on device, and this control device is also prior art, also repeats no more at this.

Tower fan in embodiment four is yet to include being arranged on the oscillating head mechanism below electric machine support 14, and this oscillating head mechanism is compared with the oscillating head mechanism of technology, for conventional design, is prior art, also repeats no more at this.

Tower fan in embodiment four can also somewhat deform, and namely can be designed as by the upper air duct frame 31 of air channel frame 3 and maintain static, and the lower air duct frame 32 of air channel frame 3 be designed as can be freely rotatable; Or the upper air duct frame 31 of air channel frame 3 and lower air duct frame 32 are designed to can be freely rotatable; Or upper air duct frame 31 and lower air duct frame 32 are integrally formed, be air channel frame 3, and air channel frame 3 be designed as can be freely rotatable; Their structure is substantially similar with the structure of embodiment two, does not repeat them here.

Upper air duct frame 31 in the various embodiments described above rotates and has only to rotate within the scope of certain angle.

Embodiment described above only have expressed preferred implementation of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims; It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model; Therefore, all equivalents done with this utility model right and modification, the covering scope of this utility model claim all should be belonged to.

Claims (9)

1. the tower fan that air outlet angle can adjust, including cylinder block set (1) and wind wheel assembly (2); Described cylinder block set (1) includes again being provided with the fore shell (11) of many places different angles air outlet (111), being provided with the back cover (12) of many places different angles air inlet (121), base (13), electric machine support (14) and motor (15), described electric machine support (14) is fixed on base (13), on the fixing electric machine support (14) of described motor (15); The lower end of described fore shell (11) and back cover (12) is separately positioned on described electric machine support (14), and mutually snaps together; The cavity volume lower end that described motor (15) is positioned at described fore shell (11) and back cover (12) is formed; Described wind wheel assembly (2) then includes wind wheel (21), wind wheel bearing (22) and the wind wheel support of bearing (23), described wind wheel bearing (22) is arranged on the described wind wheel support of bearing (23), the cavity volume upper end that the described wind wheel support of bearing (23) is arranged on described fore shell (11) and back cover (12) is formed; The rotating shaft coaxial line of the lower end of described wind wheel (21) and described motor (15) connects, and the protruding shaft (211) of described wind wheel (21) upper end is inserted in the endoporus of described wind wheel bearing (22), drives described wind wheel (22) to rotate after described motor (15) work; It is characterized in that:

Also include the air channel frame (3) that the air flowed in tower fan is play the guiding role, and described air channel frame (3) can be rotated so that the rotating mechanism (4) that changes of the air outlet angle direction in air channel, inside that this air channel frame (3) is formed, described air channel frame (3) can be positioned between described motor (15) and the wind wheel support of bearing (23) rotationally, and is entangled by described wind wheel (22), during work, described motor (15) drives described wind wheel (22) to rotate, air is made to flow into from the air inlet (121) of described back cover (12), through the air channel, inside that described air channel frame (3) is formed, then blow out from the air outlet (111) of described fore shell (11), and the air outlet angle direction in the air channel, inside that described air channel frame (3) is formed is adjusted by described rotating mechanism (4), reach to adjust and flow into the flow direction of air in tower fan, flow into the air in tower fan to blow out from the air outlet (111) of the different angles of described fore shell (11).

2. the tower fan that air outlet angle according to claim 1 can adjust, it is characterised in that:

Described air channel frame (3) includes upper air duct frame (31) and lower air duct frame (32); Described upper air duct frame (31) and lower air duct frame (32) can be made to rotate simultaneously for described rotating mechanism (4) so that respectively the air outlet angle direction in the air channel, inside that this upper air duct frame (31) and lower air duct frame (32) are formed changes simultaneously.

3. the tower fan that air outlet angle according to claim 1 can adjust, it is characterised in that:

Described air channel frame (3) includes upper air duct frame (31) and lower air duct frame (32); Described rotating mechanism (4) includes rotating mechanism and lower rotating mechanism, described upper air duct frame (31) can be made to rotate for described upper rotating mechanism so that the air outlet angle direction in air channel, inside that this upper air duct frame (31) is formed changes, and described lower air duct frame (32) can be made to rotate for described lower rotating mechanism so that the air outlet angle direction in air channel, inside that this lower air duct frame (32) is formed changes.

4. the tower fan that air outlet angle according to claim 1 can adjust, it is characterised in that:

Described air channel frame (3) includes upper air duct frame (31) and lower air duct frame (32); Described upper air duct frame (31) maintains static, and described lower air duct frame (32) can be positioned between described upper air duct frame (31) lower end and motor (15) rotationally; Described lower air duct frame (32) can be made to rotate for described rotating mechanism (4) so that the air outlet angle direction in air channel, inside that this lower air duct frame (32) is formed changes.

5. the tower fan that air outlet angle according to claim 1 can adjust, it is characterised in that:

Described air channel frame (3) includes upper air duct frame (31) and lower air duct frame (32); Described lower air duct frame (32) maintains static, and described upper air duct frame (31) can be positioned between described lower air duct frame (32) upper end and the wind wheel support of bearing (23) rotationally; Described upper air duct frame (31) can be made to rotate for described rotating mechanism (4) so that the air outlet angle direction in air channel, inside that this upper air duct frame (31) is formed changes.

6. the tower fan that air outlet angle according to claim 5 can adjust, it is characterised in that:

Described rotating mechanism (4) includes the first knob (41) and the first driven gear (42), and described first knob (41) includes again the first of top and stirs first driving gear (412) of knob (411) and bottom; Described fore shell (11) and back cover (12) upper end are correspondingly respectively equipped with for described first knob (41) first and stir the first through hole (119) and the second through hole (129) that knob (411) exposes; Described first driven gear (42) is fixed on the top of first upper head plate (311) of described upper air duct frame (31); The first of described first knob (41) stirs the upper protruding shaft (4111) of knob (411) and can rotate and be arranged on described fore shell (11) and cavity volume upper end that back cover (12) is formed, the first of described first knob (41) stirs the knob (411) the first through hole (119) from described fore shell (11) and back cover (12) upper end and the second through hole (129) exposes a part, and first driving gear (412) of described first knob (41) and described first driven gear (42) engage each other; What user manually rotated described first knob (41) first stirs knob (411), the first driving gear (412) making described first knob (41) drives described first driven gear (42) to rotate, so that described upper air duct frame (31) rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame (31) formed changes.

7. the tower fan that air outlet angle according to claim 5 can adjust, it is characterised in that:

Described rotating mechanism (4) includes the first spanner (49); Described back cover (12) middle part is provided with mean for the first chute hole (128) that described rotating spanner (49) head exposes and rotates; Described first spanner (49) is fixed on the bottom of first bottom plate (312) of described upper air duct frame (31), and its head exposes from first chute hole (128) at described back cover (12) middle part; User manually rotates described first spanner (49), so that described upper air duct frame (31) rotates, causes that the air outlet angle direction in the air channel, inside that this upper air duct frame (31) formed changes.

8. the tower fan that air outlet angle according to claim 5 can adjust, it is characterised in that:

Described rotating mechanism (4) includes the first driven gear (42), driving gear (47) and synchronous motor (48);Described first driven gear (42) is fixed on the top of first upper head plate (311) of described upper air duct frame (31); The cavity volume upper end that described synchronous motor (48) is fixed on described fore shell (11) and back cover (12) is formed, described driving gear (47) is fixed in the rotating shaft of described synchronous motor (48), and described driving gear (47) and described first driven gear (42) engage each other; Described driving gear (47) is driven to rotate with described first driven gear (42) by controlling the rotation of described synchronous motor (48), so that described upper air duct frame (31) rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame (31) formed changes.

9. the tower fan that air outlet angle according to claim 5 can adjust, it is characterised in that:

Described rotating mechanism (4) includes connecting rod (45), crank (46) and synchronous motor (48) and the first spanner (49); Described first spanner (49) is fixed on the bottom of first bottom plate (312) of described upper air duct frame (31); Described synchronous motor (48) is fixed in described back cover (12); Described crank (46) one end is fixed in the rotating shaft of described synchronous motor (48), and described crank (46) other end is connected with described connecting rod (45) one end, and described connecting rod (45) other end is fixed on the head of described first spanner (49); Described crank (46), connecting rod (45) and the first spanner (49) is driven to rotate by controlling the rotation of described synchronous motor (48), so that described upper air duct frame (31) rotates, cause that the air outlet angle direction in the air channel, inside that this upper air duct frame (31) formed changes.