CN218563378U - Heavy window opener - Google Patents

Abstract

The utility model discloses a heavy window opener, including window-swinging mechanism and steering gear, window-swinging mechanism is used for driving the casement switching, including first pole, first cantilever and connecting rod, the first cantilever sets up on the first pole, the first pole rotates in order to drive the first cantilever swing, the first cantilever is articulated with the connecting rod, the connecting rod is used for connecting the casement, the first cantilever swing is in order to drive the connecting rod to open and close the casement; the steering gear is used for driving the first rod to rotate and comprises a turbine connected with the first rod and a worm meshed with the turbine; the steering gear further comprises a driving shaft, a first gear is arranged on the worm, a second gear is arranged on the driving shaft, the diameter of the second gear is smaller than that of the first gear, and the first gear is meshed with the second gear. The utility model discloses a heavy window ware of windowing can make the life of the ware of windowing improve when the ware of windowing is laborsaving.

Description

Heavy window opener

Technical Field

The utility model relates to a technical field of the ware of windowing, in particular to heavy window ware of windowing.

Background

The window opener is a machine for opening and closing a window, is usually used for the window which is high and cannot be reached by hands, and usually changes the direction of a moment by matching a worm gear and a worm.

When the window opener is used for opening and closing the heavy window, the window opener still needs to achieve the effect of saving labor, so that the operation of operators is facilitated.

In order to achieve the effect of saving more labor, the conventional window opener is generally realized by reducing a worm lead.

However, after the worm lead of the window opener is reduced, the transmission efficiency of the worm gear becomes low, so that the abrasion of the worm gear of the window opener is increased in one window opening and closing operation of the window opener, and the service life of the window opener is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a heavy window ware of windowing can make the life of the ware of windowing improve when the ware of windowing is laborsaving.

According to the utility model discloses a heavy window ware of windowing of first aspect embodiment, include: the window swinging mechanism is used for driving a window sash to open and close and comprises a first rod, a first cantilever and a connecting rod, wherein the first cantilever is arranged on the first rod, the first rod rotates to drive the first cantilever to swing, the first cantilever is hinged with the connecting rod, the connecting rod is used for connecting the window sash, and the first cantilever swings to drive the connecting rod to open and close the window sash; the steering gear is used for driving the first rod to rotate and comprises a worm wheel connected with the first rod and a worm meshed with the worm wheel; the steering gear further comprises a driving shaft, a first gear is arranged on the worm, a second gear is arranged on the driving shaft, the diameter of the second gear is smaller than that of the first gear, and the first gear is meshed with the second gear.

According to the utility model discloses heavy window ware of windowing has following beneficial effect at least:

1. the utility model discloses a set up and shake window mechanism, shake window mechanism and be used for driving the casement switching, shake window mechanism and include first pole, first cantilever and connecting rod, first cantilever setting is on first pole, and first pole rotates in order to drive first cantilever swing, and first cantilever is articulated with the connecting rod, and the connecting rod is used for connecting the casement, and first cantilever swing is opened and is closed the casement in order to drive the connecting rod to, the ware auxiliary operation personnel that conveniently windows opens and close the casement.

2. The utility model discloses a set up the steering gear, the steering gear is used for driving first pole and rotates, the steering gear includes the turbine of being connected with first pole, worm with the turbine meshing, can understand, the axial intercrossing of turbine and worm is perpendicular each other, make the direction of turbine worm driven input axis of rotation and output axis of rotation can change, make the input axis of rotation of steering gear and the direction of output axis of rotation can the direction change, thereby, conveniently make the input axis of rotation downwardly extending of steering gear, and then, the person of facilitating the use opens the window ware from the low drive and opens or close the casement of eminence.

3. The utility model discloses a set up worm wheel and worm meshing, can understand that, the worm gear transmission has self-locking function, and when the helical pitch angle of worm was less than the equivalent friction angle between the meshing wheel tooth, the worm gear had auto-lock nature, can realize reverse auto-lock, can only drive the worm wheel by the worm promptly, and can not drive the worm by the worm wheel to, conveniently lock the casement in a certain opening angle.

4. The utility model discloses a set up the drive shaft at the steering gear, be provided with first gear on the worm, be provided with the second gear in the drive shaft, the diameter of second gear is less than the diameter of first gear, first gear and second gear meshing, it can be understood, the diameter of second gear is less than the diameter of first gear, when making the second gear drive the rotation of first gear, can speed reduction transmission between second gear and the first gear, according to the law of conservation of energy, the work that first gear was done is the same with the work that the second gear was done (for convenient derivation, frictional resistance between first gear and the second gear is neglected), by the computational formula W = F S of work (W is the work, F is the power, S is the distance) and the computational formula S of distance S = V T (S is the distance, V is the speed, T is the time), can deduce F = W/(V) because the work and the time of first gear and second gear are the same, so power and speed become the inverse ratio, the speed is the bigger, therefore the speed is the bigger, T is the speed of windowing, thereby the labour-saving effect of the worm between the time of the first gear is increased, thereby the labour-saving effect of the worm can be increased through the laborsaving worm wheel of the input, thereby the life-saving effect of the first gear is increased when the worm can be reached, thereby the labour-saving transmission when the worm, the worm is reduced, thereby the worm can be more.

According to some embodiments of the present invention, the steering gear further comprises a frame, the frame is fixed to a wall or a window frame, and the frame is used for supporting the first rod to rotate and the steering gear.

According to some embodiments of the invention, the frame comprises a first half-shell and a second half-shell, the first half-shell is used for connecting a wall or a window frame, the second half-shell with the connection can be dismantled to the first half-shell, the first half-shell with the cooperation of the second half-shell is held the turbine the worm the first gear the drive shaft with the second gear.

According to the utility model discloses a some embodiments, first half shell is close to one side of second half shell is provided with first convex part, the inboard of first convex part has first half slot, the second half shell is close to one side of first half shell is provided with the second convex part, the inboard of second convex part has the second half slot, first half slot with the cooperation of second half slot is supported the drive shaft rotates.

According to some embodiments of the present invention, one side of the first convex portion is provided with a first reinforcing rib.

According to some embodiments of the utility model, the first half shell is close to one side of second half shell is provided with the third convex part, the inboard of third convex part has the third half slot, the second half shell is close to one side of first half shell is provided with the fourth convex part, the inboard of fourth convex part has the fourth half slot, the third half slot with holding between the fourth half slot first gear revolve.

According to some embodiments of the present invention, the end surface of the third convex portion is provided with a fifth convex portion, the inner side of the fifth convex portion has a fifth semicircular groove, the end surface of the fourth convex portion is provided with a sixth convex portion, the inner side of the sixth convex portion has a sixth semicircular groove, the fifth semicircular groove and the sixth semicircular groove cooperatively support the worm to rotate.

According to some embodiments of the invention, the first half-shell is provided with a second strengthening rib, the second strengthening rib connects the third convex part with the fifth convex part.

According to some embodiments of the utility model, the turbine includes wheel portion and axial region, the wheel portion with the worm meshes, the axial region with first pole is connected, first half shell is provided with first breach, half shell of second is provided with and stretches into the second cantilever of first breach, the second cantilever with the interior surface fit of first breach supports the axial region rotates.

According to some embodiments of the utility model, still include hand rocker and universal joint, the hand rocker is located the below of drive shaft, universal joint is used for connecting the one end of drive shaft with the top of hand rocker.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a heavy window opener according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of the structure shown in FIG. 1;

FIG. 3 is an enlarged view at A shown in FIG. 2;

fig. 4 is an exploded view of the frame and diverter shown in fig. 1.

Reference numerals: 100-first rod, 110-first cantilever, 120-connecting rod, 130-steering gear, 140-worm gear, 150-worm, 160-driving shaft, 170-first gear, 180-second gear, 190-frame, 200-first half-shell, 210-second half-shell, 220-first convex part, 230-second convex part, 240-first reinforcing rib, 250-third convex part, 260-fourth convex part, 270-fifth convex part, 280-sixth convex part, 290-second reinforcing rib, 300-wheel part, 310-shaft part, 320-first notch, 330-second cantilever, 340-hand rocker and 350-universal coupling.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

A heavy window opener according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, a heavy window opener according to an embodiment of the present invention includes a window swinging mechanism, a steering gear 130 and a frame 190.

To the window swing mechanism, the window swing mechanism is used for driving the window sash to open and close, the window swing mechanism comprises a first rod 100, a first cantilever 110 and a connecting rod 120, the first cantilever 110 is arranged on the first rod 100, the first rod 100 rotates to drive the first cantilever 110 to swing, the first cantilever 110 is hinged to the connecting rod 120, the connecting rod 120 is used for connecting the window sash, and the first cantilever 110 swings to drive the connecting rod 120 to open and close the window sash.

This embodiment is through setting up window swing mechanism, window swing mechanism is used for driving the casement switching, window swing mechanism includes first pole 100, first cantilever 110 and connecting rod 120, first cantilever 110 sets up on first pole 100, first pole 100 rotates in order to drive first cantilever 110 swing, first cantilever 110 is articulated with connecting rod 120, connecting rod 120 is used for connecting the casement, first cantilever 110 swings in order to drive connecting rod 120 and open and close the casement, thereby, the ware auxiliary operation personnel that conveniently opens the window opens and close the casement.

Furthermore, at least two first suspension arms 110 are provided, and the connecting rod 120 is correspondingly provided, so that the window sash is supported more stably by the window winder.

As for the steering gear 130, the steering gear 130 is used to rotate the first lever 100, and the steering gear 130 includes a worm gear 140 connected to the first lever 100, and a worm 150 engaged with the worm gear 140.

In the present embodiment, by providing the steering gear 130, the steering gear 130 is configured to drive the first rod 100 to rotate, and the steering gear 130 includes a worm wheel 140 connected to the first rod 100 and a worm 150 engaged with the worm wheel 140, it can be understood that the axial directions of the worm wheel 140 and the worm 150 are mutually crossed and perpendicular to each other, so that the directions of the input rotation axis and the output rotation axis driven by the worm 150 of the worm wheel 140 can be changed, and the directions of the input rotation axis and the output rotation axis of the steering gear 130 can be changed, thereby facilitating the input rotation axis of the steering gear 130 to extend downwards, and further facilitating a user to drive the window opener from a lower position to open or close a window sash at an upper position.

Meanwhile, in the present embodiment, by setting the worm wheel and the worm 150 to be engaged, it can be understood that the worm wheel and the worm 150 have a self-locking function, and when the lead angle of the worm 150 is smaller than the equivalent friction angle between the teeth of the engaged wheel, the worm wheel and the worm 150 have self-locking performance, and can realize reverse self-locking, that is, the worm 150 can only drive the worm wheel, but not the worm wheel can drive the worm 150, so that the window sash can be conveniently locked at a certain opening angle.

The steering gear 130 further includes a driving shaft 160, the worm 150 is provided with a first gear 170, the driving shaft 160 is provided with a second gear 180, the diameter of the second gear 180 is smaller than that of the first gear 170, and the first gear 170 is meshed with the second gear 180.

The present embodiment is implemented by providing the driving shaft 160 on the steering gear 130, providing the first gear 170 on the worm 150, providing the second gear 180 on the driving shaft 160, the diameter of the second gear 180 being smaller than that of the first gear 170, the first gear 170 and the second gear 180 being engaged, it can be understood that the diameter of the second gear 180 is smaller than the diameter of the first gear 170, so that when the second gear 180 drives the first gear 170 to rotate, the transmission between the second gear 180 and the first gear 170 can be reduced, according to the law of conservation of energy, the work performed by first gear 170 is the same as the work performed by second gear 180 (for the sake of easy deduction, the frictional resistance between first gear 170 and second gear 180 is neglected), and from the formula of work W = F S (W is work, F is force, S is distance) and the formula of distance S = V T (S is distance, V is speed, T is time), it can be deduced that F = W/(V × T), since the work and time of the first gear 170 and the second gear 180 are the same, the force is inversely proportional to the speed, i.e., the greater the speed, the less the force, and therefore, when the speed of the second gear 180 is greater than the speed of the first gear 170, the force input from the second gear 180 is smaller than the force input from the first gear 170, therefore, the transmission of the second gear 180 and the first gear 170 can achieve the effect of labor saving, furthermore, the operation of the window opener can be more labor-saving, in addition, the labor-saving effect is achieved through the transmission between the first gear 170 and the second gear 180, the lead of the worm 150 does not need to be reduced, the abrasion between the worm gear 150 can be reduced, the service life of the worm gear 150 is prolonged, so that the window opener is labor-saving and the service life of the window opener is prolonged.

With respect to the rack 190, the rack 190 is fixed to a wall or a window frame, and the rack 190 serves to support the first lever 100 and the deflector 130, thereby making the first lever 100 and the deflector 130 more stable.

In some embodiments, the rack 190 includes a bracket fixed to a wall or a window frame, and the bracket is used to support the first rod 100 to rotate.

Referring to fig. 4, in some specific embodiments, the rack 190 includes a first half-shell 200 and a second half-shell 210, the first half-shell 200 being used to connect to a wall or window frame, the second half-shell 210 being detachably connected to the first half-shell 200, the first half-shell 200 and the second half-shell 210 cooperatively housing the worm gear 140, the worm 150, the first gear 170, the drive shaft 160, and the second gear 180, thereby facilitating the detachment of the first half-shell 200 and the second half-shell 210 and the installation of the worm gear 140, the worm 150, the first gear 170, the drive shaft 160, and the second gear 180 between the first half-shell 200 and the second half-shell 210.

Specifically, the first half-shell 200 and the second half-shell 210 are connected by bolts.

Specifically, one side of the first half-shell 200 close to the second half-shell 210 is provided with a first convex portion 220, the inner side of the first convex portion 220 has a first semicircular groove, one side of the second half-shell 210 close to the first half-shell 200 is provided with a second convex portion 230, the inner side of the second convex portion 230 has a second semicircular groove, the first semicircular groove and the second semicircular groove cooperate to support the driving shaft 160 to rotate, thereby, the first semicircular groove and the second semicircular groove can cooperate to support the driving shaft 160, the supporting area of the frame 190 to the driving shaft 160 is larger, and further, the driving shaft 160 is more stable on the frame 190.

Further, a first reinforcing rib 240 is provided at one side of the first protrusion 220, so that the structure of the first protrusion 220 is more stable.

Further, the driving shaft 160 is sleeved with a first bearing, and the first bearing is located between the first semicircular groove and the second semicircular groove, so that the resistance of the rotation of the driving shaft 160 is reduced, and the rotation of the driving shaft 160 is more labor-saving.

In some specific embodiments, a third protrusion 250 is disposed on a side of the first half-shell 200 close to the second half-shell 210, a third semicircular groove is disposed on an inner side of the third protrusion 250, a fourth protrusion 260 is disposed on a side of the second half-shell 210 close to the first half-shell 200, a fourth semicircular groove is disposed on an inner side of the fourth protrusion 260, and the first gear 170 is accommodated and rotated between the third semicircular groove and the fourth semicircular groove, so that the inside of the rack 190 has a space avoiding the first gear 170, and at the same time, the third semicircular groove and the fourth semicircular groove can match with the shape of the first gear 170, so that the shape and size of the third protrusion 250 and the fourth protrusion 260 can match with the shape of the first gear 170, thereby reducing the shape and volume of the rack 190.

In some specific embodiments, the end surface of the third protrusion 250 is provided with a fifth protrusion 270, the inner side of the fifth protrusion 270 has a fifth semicircular groove, the end surface of the fourth protrusion 260 is provided with a sixth protrusion 280, the inner side of the sixth protrusion 280 has a sixth semicircular groove, and the fifth semicircular groove and the sixth semicircular groove cooperate to support the worm 150 to rotate, so that the fifth semicircular groove and the sixth semicircular groove can cooperate to support the worm 150, the support area of the rack 190 for the worm 150 is larger, and further, the worm 150 is more stable on the rack 190.

Further, the worm 150 is sleeved with a second bearing, and the second bearing is located between the fifth semicircular groove and the sixth semicircular groove, so that the resistance of the rotation of the worm 150 is reduced, and the rotation of the worm 150 is more labor-saving.

Further, the first half case 200 is provided with the second reinforcing rib 290, and the second reinforcing rib 290 connects the third protrusion 250 and the fifth protrusion 270, thereby making the structure of the third protrusion 250 and the fifth protrusion 270 more stable.

In some specific embodiments, the worm gear 140 includes a wheel portion 300 and a shaft portion 310, the wheel portion 300 is engaged with the worm 150, the shaft portion 310 is connected to the first shaft 100, the first half-shell 200 is provided with a first notch 320, the second half-shell 210 is provided with a second cantilever 330 extending into the first notch 320, and the second cantilever 330 cooperates with an inner surface of the first notch 320 to support the shaft portion 310 to rotate.

It can be understood that the inner surfaces of the second cantilever 330 and the first notch 320 cooperate to position the shaft portion 310, so as to prevent the shaft portion 310 from shaking during rotation, thereby improving stability.

Further, the shaft portion 310 is sleeved with a third bearing, and the third bearing is located between the first notch 320 and the second suspension arm 330, so that the resistance to rotation of the shaft portion 310 is reduced, and the rotation of the shaft portion 310 is more labor-saving.

In other embodiments, the first shaft 100 may include a shaft body and a shaft body, the turbine 140 is sleeved on the shaft body, the first half-shell 200 is provided with a first notch 320, the second half-shell 210 is provided with a second cantilever 330 extending into the first notch 320, and the second cantilever 330 cooperates with an inner surface of the first notch 320 to support the shaft body to rotate.

In some specific embodiments, still include hand rocker 340 and universal joint 350, hand rocker 340 is located the below of drive shaft 160, and universal joint 350 is used for connecting the one end of drive shaft 160 and the top of hand rocker 340 to, the ware is windowed in the convenient user's manual operation drive, and simultaneously, hand rocker 340 and universal joint 350's cooperation can make things convenient for arranging of hand rocker 340.

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

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A heavy duty window opener, comprising:

the window swinging mechanism is used for driving a window sash to open and close and comprises a first rod (100), a first cantilever (110) and a connecting rod (120), wherein the first cantilever (110) is arranged on the first rod (100), the first rod (100) rotates to drive the first cantilever (110) to swing, the first cantilever (110) is hinged to the connecting rod (120), the connecting rod (120) is used for connecting the window sash, and the first cantilever (110) swings to drive the connecting rod (120) to open and close the window sash;

the steering gear (130) is used for driving the first rod (100) to rotate and comprises a worm wheel (140) connected with the first rod (100) and a worm (150) meshed with the worm wheel (140);

the steering gear (130) further comprises a driving shaft (160), a first gear (170) is arranged on the worm (150), a second gear (180) is arranged on the driving shaft (160), the diameter of the second gear (180) is smaller than that of the first gear (170), and the first gear (170) is meshed with the second gear (180).

2. A heavy duty window opener according to claim 1, further comprising a frame (190), said frame (190) being fixed to a wall or window frame, said frame (190) being adapted to support said first lever (100) for rotation and said diverter (130).

3. A heavy window opener according to claim 2, characterized in that the frame (190) comprises a first half-shell (200) and a second half-shell (210), the first half-shell (200) being intended to be connected to a wall or a window frame, the second half-shell (210) being detachably connected to the first half-shell (200), the first half-shell (200) and the second half-shell (210) cooperating to accommodate the worm wheel (140), the worm (150), the first gear (170), the drive shaft (160) and the second gear (180).

4. The heavy window opener according to claim 3, wherein a first convex portion (220) is disposed on one side of the first half shell (200) close to the second half shell (210), a first semicircular groove is disposed on the inner side of the first convex portion (220), a second convex portion (230) is disposed on one side of the second half shell (210) close to the first half shell (200), a second semicircular groove is disposed on the inner side of the second convex portion (230), and the first semicircular groove and the second semicircular groove are matched to support the driving shaft (160) to rotate.

5. The heavy duty window opener of claim 4, wherein one side of the first protrusion (220) is provided with a first reinforcing rib (240).

6. The heavy window opener according to claim 3, wherein a third protrusion (250) is disposed on one side of the first half shell (200) close to the second half shell (210), a third semi-circular groove is disposed on an inner side of the third protrusion (250), a fourth protrusion (260) is disposed on one side of the second half shell (210) close to the first half shell (200), a fourth semi-circular groove is disposed on an inner side of the fourth protrusion (260), and the first gear (170) is accommodated between the third semi-circular groove and the fourth semi-circular groove for rotation.

7. The heavy window opener according to claim 6, wherein a fifth convex portion (270) is arranged on the end surface of the third convex portion (250), a fifth semicircular groove is formed in the inner side of the fifth convex portion (270), a sixth convex portion (280) is arranged on the end surface of the fourth convex portion (260), a sixth semicircular groove is formed in the inner side of the sixth convex portion (280), and the fifth semicircular groove and the sixth semicircular groove are matched to support the worm (150) to rotate.

8. A heavy window opener according to claim 7, characterized in that the first half-shell (200) is provided with a second reinforcement rib (290), which second reinforcement rib (290) connects the third protrusion (250) and the fifth protrusion (270).

9. The heavy window opener according to claim 3, wherein the turbine (140) comprises a wheel portion (300) and a shaft portion (310), the wheel portion (300) is engaged with the worm (150), the shaft portion (310) is connected with the first rod (100), the first half shell (200) is provided with a first notch (320), the second half shell (210) is provided with a second cantilever (330) extending into the first notch (320), and the second cantilever (330) is matched with the inner surface of the first notch (320) to support the shaft portion (310) to rotate.

10. The heavy window opener of claim 1, further comprising a hand lever (340) and a universal coupling (350), wherein the hand lever (340) is located below the driving shaft (160), and the universal coupling (350) is used for connecting one end of the driving shaft (160) and the top end of the hand lever (340).

Images