WO2011085670A1

WO2011085670A1 - Automatic swing mechanism

Info

Publication number: WO2011085670A1
Application number: PCT/CN2011/070161
Authority: WO
Inventors: 周华松; 罗水源; 陈健民; 陈斌
Original assignee: 厦门松霖科技有限公司
Priority date: 2010-01-15
Filing date: 2011-01-11
Publication date: 2011-07-21

Abstract

An automatic swing mechanism comprises a base (100), a lifting rod (300) swinging relative to the base (100) and a drive mechanism (400) connected between the base (100) and the lifting rod (300). A passage for flowing water stream is provided in the base (100). The drive mechanism (400) comprises an impeller (410) and a transmission mechanism. The impeller (410) is pivoted in the passage and can be rotated by impact of water stream. The transmission mechanism is connected between the impeller (410) and the lifting rod (300) for converting the rotation of the impeller (410) to the swing of the lifting rod (300). The automatic swing mechanism has the following advantages: water power is used to drive the lifting rod (300) to swing, so that the article placed on the lifting rod (300), for example handheld shower head, is driven to follow the swing, the shower area and shower comfort is greatly increased, and a massage effect is obtained; the mechanism can be applicable to all styles of the shower head and all sorts water outlet terminal without an additional drive mechanism, thereby reducing cost, and keeping swinging in flow process of water stream.

Description

Automatic swing mechanism

Technical field

The present invention relates to a sanitary fixture, and more particularly to an automatic swing mechanism for use in a sanitary fixture.

Background technique

Existing sanitary equipment, such as American sanitary ware, is often applied to the following mechanisms: it includes an upper wall seat, a lower wall seat, a lifting rod fixed between the upper wall seat and the lower wall seat, and a lifting and lowering place. A carriage attached to the lifter for placing a hand shower. Since the lifting rod is fixed, the hand shower is also fixed when placed on the sliding seat.

Summary of the invention

The present invention provides an automatic swinging mechanism that overcomes the deficiencies of the lifting rods in the background art.

The technical solution adopted by the present invention to solve the technical problems thereof is:

An automatic swinging mechanism comprising a base, a lifting rod swingable relative to the base, and a driving mechanism connecting the base and the lifting rod, the base being provided with a flow passage through which the water supply flow can flow, the driving mechanism include:

An impeller, which is pivoted within the flow passage and is capable of rotating by the impact of the water flowing through the flow passage; and

A transmission mechanism is coupled between the impeller and the lift rod for transmitting the rotation of the impeller to the swing of the lift rod.

In a preferred embodiment: the transmission mechanism comprises:

a crank rocker mechanism comprising a fixed rod pivotingly connecting the base, a rocker fixed to the outer rotating surface of the fixed rod and a low speed gear rotatingly connected to the base, wherein the low speed gear is fixed with an eccentric shaft a sliding connection relationship between the eccentric shaft and the rocker; and

A reduction system that is connected between the low speed gear and the impeller.

In a preferred embodiment, a connecting shaft is fixed on the impeller, and an eccentric wheel is fixed to an end of the connecting shaft;

The deceleration system includes a differential gear fixed in the base and a high speed gear synchronously rotating to connect the eccentric, the high speed gear meshing the differential gear and driving the low speed gear.

In a preferred embodiment, the high speed gear includes a large gear and a pinion coaxially fixed to the large gear, the large gear meshes with the differential gear, and the pinion meshes with the low speed gear.

In a preferred embodiment, a switch is disposed on the base for controlling whether the impeller rotates.

In a preferred embodiment, the switch is a ram that seals the connection base, and the slidably connects the base and slides between a first position and a second position, the first position being the ejector Far from the impeller to enable free rotation of the impeller, the second position means that the ram is against the impeller to limit impeller rotation.

In a preferred embodiment, the impeller includes a fixed seat and a plurality of blades fixed outside the fixed seat, and the lower portion of the blade is provided with a notch.

In a preferred embodiment, the base includes:

a base having a bottom wall and a peripheral wall fixed to the bottom wall, wherein a top surface of the bottom wall is recessed with a pivot groove, and a bottom surface of the bottom wall is recessed to form a water tank, the peripheral wall Opening a water inlet through the inside and outside to connect the sink;

a seal cover attached to the peripheral wall of the base; and

a water outlet cover sealed to the opening of the water tank of the base, which is provided with a water outlet;

The water tank and the water outlet cover constitute a flow channel, and the flow channel connects the water outlet and the water inlet;

The lower end of the fixing rod is connected to the pivot hole of the base through a bearing, and the upper end can rotate through the base cover and fix the lifting rod.

In a preferred embodiment, the differential gear is an internal gear and is integrally formed on the base, the impeller being located between the differential gear and the water outlet cover.

In a preferred embodiment, the switch is a water flow control switch; two independent water paths are disposed in the base, and the impeller is disposed in an independent water path, and the independent water channel through which the water flow flows is controlled by the switch. After the independent waterway provided with the impeller, the impeller rotates and drives the lifting rod to swing. If it flows through another independent waterway, the impeller does not rotate.

Compared with the background art, the technical solution has the following advantages: 1. Using the hydraulic force to drive the lifting rod to swing, the items placed on the lifting rod can be driven to follow the swing, for example, the hand shower can greatly improve the shower area and the shower comfort. Degree, and has a certain massage effect, it is used in various styles of showers and various water outlet terminals; no need to provide a separate drive mechanism to reduce costs; in the process of running water, can continue to swing. 2. Deceleration with a differential gear train can achieve strong torque and proper speed. 3. The one-way rotary motion of the impeller is converted into the back and forth swing of the lifter by the crank rocker mechanism, and the structure is simple. 4. There is a switch for the user to control whether to swing; 5, the switch is a ejector lever, and the ejector lever is used to control whether to block the impeller rotation, thereby realizing whether the lifting rod is swinging and controlling, and the control structure is simple; 6. The lower part of the blade is provided with The gap is convenient for running water to prevent the impeller from intercepting the water flow; 7. The differential gear is an internal gear, and is integrally formed on the machine base, and the structure is simple and firm, and the cost is reduced;

DRAWINGS

The invention will now be further described with reference to the accompanying drawings and embodiments.

Figure 1 is a schematic view of the assembly of the lifting rod.

2 is a perspective exploded view of the automatic swing mechanism.

Figure 3 is a perspective view of the base of the automatic swing mechanism.

Figure 4 is a plan view of the housing of the automatic swing mechanism.

Figure 5 is a schematic view of the transmission mechanism of the automatic swing mechanism.

Figure 6 is a second schematic view of the transmission mechanism of the automatic swing mechanism.

Figure 7 is a third schematic view of the transmission mechanism of the automatic swing mechanism.

Figure 8 is a fourth schematic view of the transmission mechanism of the automatic swing mechanism.

Figure 9 is a schematic view of the cooperation of the impeller and the transmission mechanism of the automatic swinging mechanism, in which the jack is in the first position.

Figure 10 is a schematic view of the cooperation of the impeller and the transmission mechanism of the automatic swinging mechanism, in which the jack is in the second position.

Figure 11 is a schematic view of the water path of the automatic swing mechanism.

Figure 12 is a cross-sectional view taken along line A-A of Figure 11;

Figure 13 is a partial cross-sectional view of the automatic swing mechanism.

detailed description

Please refer to FIG. 1 and FIG. 2, the automatic swinging mechanism, which comprises a base 100, an upper wall base 200, a lifting rod 300 swingable relative to the base 100 and the upper wall base 200, and a connecting base 100 and a lifting rod 300. Drive mechanism 400. The base 100 and the upper wall base 200 are fixed to the wall, and the upper end of the lifting rod 300 is pivotally connected to the upper wall base 200. The driving mechanism 400 connects the lower end of the lifting rod 300 and the base 100 to drive the lifting. The rod 300 swings.

Please refer to FIG. 2, FIG. 3 and FIG. 4 . The base 100 includes a base 110 , a base cover 120 , and a water outlet cover 130 . The base 110 has a bottom wall and a peripheral wall fixed to the bottom wall. The top surface of the bottom wall is recessed with a pivot groove 111. The bottom surface of the bottom wall is concavely formed with a water tank 112. A water inlet 113 for connecting the water tank 112 is opened through the inside and the outside; the base 110 is fixed to the wall, and the water inlet 113 is connected to a water supply source buried in the wall. In the embodiment, the water supply source is buried in the wall and the water inlet 113 is connected, but not limited thereto, as long as the water supply source can introduce water into the water tank. The base cover 120 is sealingly attached to the peripheral wall of the base 110. The water outlet cover 130 is sealed to the opening of the water tank 112 of the base 110, and a water outlet 131 is defined on the water outlet cover 130. Wherein, the water tank 112 and the water outlet cover 130 constitute a flow channel, and the flow channel connects the water outlet 131 and the water inlet.

Referring to FIG. 2 to FIG. 13 , the driving mechanism 400 includes an impeller 410 and a transmission mechanism.

The impeller 410 is pivoted within the water tank 112 of the base 110 and corresponds to the flow passage so that the impeller 410 can be rotated by the impact of the water flowing through the flow passage. The impeller 410 includes a fixed seat and a plurality of blades 411 fixed outside the fixed seat. The lower portion of the blade 411 is provided with a notch 412. A connecting shaft 413 and an eccentric wheel 414 are further disposed. The connecting shaft 413 is fixed to the fixing seat of the impeller 410 and has an upper protruding portion and a lower protruding portion extending from the fixing base. Connected to the outlet cover 130, the upper projection seals through the bottom wall of the base 110 and extends over the bottom wall, and the eccentric 414 is fixedly coupled to the portion of the connecting shaft 413 above the bottom wall. .

The transmission mechanism is coupled between the impeller 410 and the lifting rod 300 for transmitting the rotation of the impeller 410 into the swing of the lifting rod 300. The transmission mechanism includes a fixing rod 420, a rocking rod 430, a low speed gear 440, and a differential gear 450. And a high speed gear set 460.

The lower end of the fixing rod 420 is rotatably connected to the pivot groove 111 of the base 110 through a bearing 421, and the upper end seals and rotates through the base cover 120 and fixes the lower end of the lifting rod 300, so that the fixing rod 420 can drive the lifting rod 300 to rotate. The rocker 430 is fixed on the outer surface of the fixed rod 420 and vertically fixes the axis of the rod 420. Further, a sliding groove 431 is defined in the rocker 430. The low speed gear 440 is pivotally connected to the base 110 via a support shaft 442. An eccentric shaft 441 is fixed on the upper end surface thereof. The eccentric shaft 441 can be coupled to the sliding groove 431 of the rocker 430. The rocker 430 and the low speed gear 440 cooperate to form a crank rocker mechanism for rotationally transmitting the low speed gear 440 to the rocker 430 for small angle swing.

The difference gear 450 is an internal gear that is fixed to the bottom wall of the base 110. In the embodiment, the difference gear 450 and the base 110 are integrally formed. The high speed gear set 460 includes a large gear 461, a pinion 462 of a coaxially fixed large gear 461, and a support shaft 463 of the triax fixed large gear 461 and the pinion 462. A connecting groove 464 is defined on the large gear 461. The connecting groove 464 is corresponding to the eccentric wheel 414 of the impeller 410, so that the impeller 410 can drive the high speed gear set 460 to rotate through the connecting shaft 413 and the eccentric wheel 414. In the present embodiment, there is a certain amount of clearance between the connecting groove 464 and the eccentric wheel 414, so that the eccentric wheel 414 can slide relative to the high speed gear set 460 to facilitate assembly. The large gear of the high speed gear set 460 is meshed with the differential gear 450. In this embodiment, the teeth of the differential gear 450 are matched with the teeth of the large gear of the high speed gear set 460, and the differential gear The number of teeth of 450 is larger than that of the large gear of the high speed gear set 460, so that when the eccentric rotates one high speed gear, one tooth is rotated with respect to the base, thereby obtaining a large gear ratio. In the embodiment, the difference gear and the high speed gear cooperate to form a differential gear train deceleration system.

The low speed gear 440 engages the pinion gear of the high speed gear set 460.

In this embodiment, a switch is disposed on the base 100, and the switch is used to control whether the impeller 410 rotates. The switch is a ram 60 that seals through the water outlet cover 130 of the base 100, and slidably connects the water outlet cover 130 and slides between a first position and a second position, the first position being a The ram 500 is remote from the impeller 410 to enable the impeller 410 to freely rotate. The second position means that the ram 500 is inserted into the limit rotation groove of the impeller 410 to restrict the rotation of the impeller 410. A handle 510 is disposed at an end of the jack 500. In this embodiment, the ejector lever 500 is used to control whether the impeller 410 rotates to control whether the lifting rod swings, but not limited thereto, and other arrangements, such as water flow control, can also be applied to the embodiment. The water flow control means that two independent water paths are arranged in the base 100, and the impeller is disposed in an independent water path, and the independent water path is controlled by the switch to control the flow of water through the switch, and if the flow passes through the independent water path provided with the impeller, the impeller Rotate and drive the lifting rod to swing. If it flows through another independent waterway, the impeller does not rotate.

The above is only the preferred embodiment of the present invention, and thus the scope of the present invention is not limited thereto, that is, equivalent changes and modifications made in accordance with the scope of the invention and the contents of the specification should still be covered by the present invention. Within the scope.

Industrial applicability

The automatic swinging mechanism of the invention uses the hydraulic force to drive the lifting rod to swing, and can drive the articles placed on the lifting rod to follow the swinging, for example, the hand shower, which can greatly improve the shower area and the shower comfort, and has a certain massage effect. It is used in various styles of showers and various water outlet terminals; there is no need to provide a separate drive mechanism to reduce costs; in the process of running water, it can continue to swing.

Claims

The automatic swinging mechanism is characterized in that it comprises a base, a lifting rod swingable relative to the base, and a driving mechanism connecting the base and the lifting rod, wherein the base is provided with a flow passage through which the water supply flow can flow. The drive mechanism includes:

An impeller, which is pivoted within the flow passage and is capable of rotating by the impact of the water flowing through the flow passage; and

A transmission mechanism is coupled between the impeller and the lift rod for transmitting the rotation of the impeller to the swing of the lift rod.
The automatic swinging mechanism according to claim 1, wherein said transmission mechanism comprises:

a crank rocker mechanism comprising a fixed rod pivotingly connecting the base, a rocker fixed to the outer rotating surface of the fixed rod and a low speed gear rotatingly connected to the base, wherein the low speed gear is fixed with an eccentric shaft a sliding connection relationship between the eccentric shaft and the rocker; and

A reduction system that is connected between the low speed gear and the impeller.
The automatic swinging mechanism according to claim 2, wherein:

a connecting shaft is fixed on the impeller, and an eccentric wheel is fixed to an end of the connecting shaft;

The deceleration system includes a differential gear fixed in the base and a high speed gear synchronously rotating to connect the eccentric, the high speed gear meshing the differential gear and driving the low speed gear.
The automatic swinging mechanism according to claim 3, wherein said high speed gear comprises a large gear and a pinion coaxially fixed to the large gear, said large gear meshing with the differential gear, said pinion meshing with the low speed gear .
The automatic swinging mechanism according to claim 1 or 2 or 3 or 4, wherein a switch is provided on the base for controlling whether the impeller rotates.
The automatic swinging mechanism according to claim 5, wherein said switch is a ram that seals the connection base, and slidably connects the base and slides between the first position and the second position, said first The position means that the jack is away from the impeller to enable the impeller to freely rotate, and the second position means that the jack abuts against the impeller to limit the impeller rotation.
The automatic swinging mechanism according to claim 1 or 2 or 3 or 4, wherein the impeller comprises a fixing seat and a plurality of blades fixed outside the fixing seat, and the lower portion of the blade is provided with a notch.
The automatic swinging mechanism according to claim 3, wherein the base comprises:

a base having a bottom wall and a peripheral wall fixed to the bottom wall, wherein a top surface of the bottom wall is recessed with a pivot groove, and a bottom surface of the bottom wall is recessed to form a water tank, the peripheral wall Opening a water inlet through the inside and outside to connect the sink;

a seal cover attached to the peripheral wall of the base; and

a water outlet cover sealed to the opening of the water tank of the base, which is provided with a water outlet;

The water tank and the water outlet cover constitute a flow channel, and the flow channel connects the water outlet and the water inlet;

The lower end of the fixing rod is connected to the pivot hole of the base through a bearing, and the upper end can rotate through the base cover and fix the lifting rod.
The automatic swinging mechanism according to claim 8, wherein the difference gear is an internal gear and is integrally formed on the base, and the impeller is located between the differential gear and the water discharge cover.
The automatic swinging mechanism according to claim 5, wherein the switch is a water flow control switch; two independent water paths are disposed in the base, and the impeller is disposed in an independent water path, and the water flow is controlled by the switch. Through which independent waterway, if it flows through the independent waterway provided with the impeller, the impeller rotates and drives the lifting rod to swing. If it flows through another independent waterway, the impeller no-flow action does not rotate.