A swing head device

Abstract

The application discloses a swing nozzle device, which comprises a support assembly, a swing driving assembly, a transmission assembly, a nozzle and a supporting assembly; the supporting assembly and the swing driving assembly are fixed on the support assembly and located on opposite sides of the transmission assembly; the swing driving assembly drives the transmission assembly to rotate on one side of the transmission assembly, and drives the nozzle to swing around the shaft by the transmission assembly; the other side of the transmission assembly is rotatably installed on the supporting assembly; the supporting assembly, the transmission assembly and the nozzle are provided with water flow channels in communication. The swing driving assembly and the supporting assembly are adopted to support the transmission assembly with two arms, so that the technical effect of stable operation and more solid structure is realized.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of nozzle device, in particular to a swing nozzle device. BACKGROUND

[0002] With the development of the city, large fountain has become a beautiful scenery of the city, in recent years, as high-tech numerical control fountain, in the use of city large fountain project, has become more and more frequent. The existing swing nozzle device has the following shortcomings: unstable swing, affecting the spray height and effect of water type, the overall sealing is not strict, often causing water into the motor, resulting in motor burnout. SUMMARY

[0003] The technical problem solved by the present application is to provide a swing nozzle device for the defects of the prior art.

[0004] The technical scheme adopted by the present application to solve the technical problem is: a swing nozzle device is constructed, which comprises a support assembly, a swing driving assembly, a transmission assembly, a nozzle and a support assembly;

[0005] The support assembly and the swing driving assembly are fixed on the support assembly and located on the opposite sides of the transmission assembly, the swing driving assembly drives the rotation of the transmission assembly on one side, and the nozzle is driven to swing around the shaft by the transmission assembly; the other side of the transmission assembly is rotatably installed on the support assembly;

[0006] The support assembly, the transmission assembly and the nozzle are provided with a water flow channel connected therewith.

[0007] Preferably, in the swing nozzle device of the present application, the support assembly comprises a joint assembly and a buffer;

[0008] The joint assembly is fixed on the support assembly, and the transmission assembly is abutted in the joint assembly through the buffer and rotatably connected with the joint assembly.

[0009] Preferably, in the swing nozzle device of the present application, the water flow channel comprises a water inlet pipeline connected with an external water source opened in the joint assembly, a water outlet pipeline opened in the nozzle, and a flow pipeline opened in the transmission assembly and connecting the water inlet pipeline and the water outlet pipeline;

[0010] One end of the flow pipeline is abutted with the buffer.

[0011] Preferably, in the swing nozzle device of the present application, the support assembly comprises a top cover;

[0012] The swing driving assembly, the transmission assembly, the spray head and the supporting assembly are arranged at the lower part of the top cover, and a window is arranged on the top cover for the spray head to spray liquid to the outside.

[0013] The swing spray head device further comprises a cover plate arranged on the transmission assembly, opposite to the spray head and rotating around an axis to cover the window.

[0014] Preferably, in the swing spray head device, the swing driving assembly comprises a motor, a motor housing and a mechanical seal assembly.

[0015] The motor comprises an output shaft, which is drivingly connected to the transmission assembly through the motor housing; and the mechanical seal assembly is arranged at the joint of the output shaft and the motor housing.

[0016] Preferably, in the swing spray head device, the swing spray head device further comprises a connecting piece.

[0017] The output shaft is fixedly installed on the transmission assembly through the connecting piece.

[0018] Preferably, in the swing spray head device, the mechanical seal assembly is arranged in the motor housing, which comprises a static ring assembly fixed on the motor housing at the joint and a dynamic ring assembly fixed on the output shaft.

[0019] The dynamic ring assembly rotates with the output shaft and is in close frictional contact with the static ring assembly.

[0020] Preferably, in the swing spray head device, the static ring assembly comprises a first supporting ring fixed on the motor housing at the joint and a first sealing ring fixed on the inner side wall of the first supporting ring.

[0021] Preferably, in the swing spray head device, the dynamic ring assembly comprises a dumbbell-shaped second supporting ring fixed on the output shaft, a second sealing ring fixed on the inner side wall of one end of the second supporting ring, and a pressing piece arranged in the recess of the outer side wall of the second supporting ring for pressing the two ends of the recess.

[0022] The opposite side of one end of the recess is in contact with the second sealing ring.

[0023] The second sealing ring rotates with the output shaft and is in close frictional contact with the first sealing ring through the pressing of the pressing piece.

[0024] Preferably, in the swing nozzle device, the dynamic ring assembly further comprises rigid rings respectively arranged at two ends of the recess, and the pressing member presses the two ends of the recess through the rigid rings.

[0025] By implementing the present application, the following beneficial effects are achieved:

[0026] The present application adopts a swing driving assembly and a supporting assembly to support the transmission assembly with two arms, thereby achieving the technical effects of stable operation and more solid structure.

[0027] Further, the sealing structure of the dynamic ring assembly and the static ring assembly is adopted at the junction of the output shaft and the motor housing, the output shaft drives the dynamic ring assembly to rotate, and the dynamic ring assembly and the static ring assembly are in close frictional contact, thereby achieving the purpose of rotation and waterproof. BRIEF DESCRIPTION OF DRAWINGS

[0028] The present application will be further described below in conjunction with the drawings and embodiments, wherein:

[0029] Figure 1 is a schematic view of the overall structure of the swing nozzle device of the present application;

[0030] Figure 2 is a side view of the swing nozzle device of the present application;

[0031] Figure 3 is a sectional view of the swing nozzle device of the present application;

[0032] Figure 4 is a schematic view of the structure of the connecting piece and the output shaft in part A of Figure 3

[0033] Figure 5 is a schematic view of the mechanical sealing assembly in part B of Figure 3 DETAILED DESCRIPTION

[0034] In order to have a clearer understanding of the technical features, objects and effects of the present application, the specific embodiments of the present application will be described in detail with reference to the drawings.

[0035] It should be understood that the orientation or positional relationship indicated in the text is based on the orientation or positional relationship shown in the drawings, and is constructed and operated in a specific orientation, only for the convenience of describing the technical scheme, and does not indicate that the device or element indicated must have a specific orientation, therefore it cannot be understood as a limitation on the present application.

[0036] As Figures 1-3 ​​As shown, the present application discloses a swing nozzle device, in particular a one-dimensional swing nozzle device, comprising a support assembly, a swing driving assembly, a transmission assembly, a nozzle 5 and a support assembly. The support assembly and the swing driving assembly are fixed on the support assembly and located on the opposite sides of the transmission assembly. The swing driving assembly drives the rotation of the transmission assembly on one side and drives the nozzle 5 to swing around the shaft, preferably to swing back and forth around the shaft. The other side of the transmission assembly is rotatably installed on the support assembly. The support assembly, the transmission assembly and the nozzle 5 are provided with a water flow channel in communication.

[0037] In this embodiment, the swing driving assembly and the support assembly are used to support the transmission assembly with two arms, thereby achieving the technical effect of stable operation and more solid structure.

[0038] In this embodiment, the support assembly comprises a top cover 2, support feet 3 arranged at the four corners below the top cover 2, a first support arranged below the top cover 2 for fixing the support assembly, and a second support arranged below the top cover 2 for fixing the swing driving assembly. The support assembly comprises a first upper support 7 and a first lower support 11.

[0039] The swing driving assembly, the transmission assembly, the nozzle 5 and the support assembly are arranged at the lower part of the top cover 2. A window 28 is formed in the top cover 2 for the nozzle 5 to spray liquid to the outside. In some embodiments, a floor 1, such as marble, can be arranged on the top cover 2, so that the marble block of the dry fountain square can be directly replaced.

[0040] In order for people to pass through the floor 1, the swing nozzle device further comprises a cover plate 27 arranged on the transmission assembly, opposite to the nozzle 5 and rotatably covering the window 28. The cover plate 27 is preferably a stainless steel cover plate. When the fountain is finished, the nozzle 5 is rotated 180°, the nozzle 5 faces downward, and the originally downward cover plate 27 faces upward, covering the window 28, which can prevent high-heeled shoes from sinking when the dry fountain is used.

[0041] In some embodiments, in order to enable the cover plate 27 to accurately cover the window 28, the swing nozzle device further comprises a sensing assembly for sensing the rotation angle and controlling the rotation of the motor 24. For example, a sensor 12 is arranged on the support assembly, and a magnet 14 is arranged on the side of the nozzle 5 corresponding to the sensor 12. When the nozzle 5 is rotated 180°, the sensor 12 cannot sense the magnet 14, and then sends a signal to the motor 24 to stop rotating, so that the cover plate 27 accurately covers the window 28.

[0042] In some embodiments, the two sides of the window 28 are further provided with a light device 13, such as an LED, to form a light fountain effect with the nozzle 5.

[0043] In the embodiment, the support assembly comprises a joint assembly and a buffer 15. The joint assembly is fixed on the first support, and the transmission assembly is abutted in the joint assembly through the buffer 15 and rotatably connected with the joint assembly.

[0044] The water flow channel comprises a water inlet pipeline connected with an external water source and arranged in the joint assembly, a water outlet pipeline arranged in the spray head 5, and a flow pipeline arranged in the transmission assembly and connecting the water inlet pipeline and the water outlet pipeline; one end of the flow pipeline is abutted with the buffer 15.

[0045] Specifically, as shown in Figure 2 and 3 , the joint assembly comprises a water source joint 9, a connecting joint 10, and a bearing 18. The buffer 15 is arranged at one end of the internal passage of the connecting joint 10, and the bearing 18 is arranged at the other end of the internal passage of the connecting joint 10.

[0046] The transmission assembly comprises a three-way joint 6 and a water pipe 21; one end of the water pipe 21 is in communication with and fixedly connected with the first joint of the three-way joint 6, the other end is arranged on the bearing 18 to be rotatable relative to the connecting joint 10, and is abutted with the buffer 15. In some embodiments, in order to facilitate assembly and reduce friction with the buffer 15, an abutting piece 16, such as ceramic, having a passage is arranged on the internal passage of the connecting joint 10 and abutted with the buffer 15, and the other end of the water pipe 21 is abutted on the abutting piece 16. The second joint of the three-way joint 6 is in communication with and fixedly connected with the spray head 5, and the third joint is sealingly and drivingly connected with the swing driving assembly.

[0047] Among them, the internal passages of the water source joint 9 and the connecting joint 10 constitute the water inlet pipeline, in some embodiments, the water source joint 9 is a lotus-shaped joint, which can be connected with an external water source through a silica gel hose 8; the connecting joint 10 is a universal joint; the bearing 18 is a deep groove ball bearing 18; the buffer 15 is a stainless steel spring. And the three-way joint 6 and the water pipe 21 constitute the flow channel, in some embodiments, the three-way joint 6 is a stainless steel three-way joint 6, and the water pipe 21 is an outer hexagonal stainless steel water pipe 21.

[0048] In some embodiments, in order to press and limit the bearing 18, the water pipe 21 at both sides of the bearing 18 is respectively provided with an outer snap spring 17 and an inner snap spring 19 which are attached to the side surface of the bearing 18.

[0049] In some embodiments, in order to avoid water leakage from the gap between the water pipe 21 and the bearing 18, the water pipe 21 at both sides of the bearing 18 is respectively provided with a first sealing piece 20, such as a silica gel pad.

[0050] In the embodiment, the swing driving assembly comprises the motor 24, the motor housing 4 and the mechanical seal assembly. The motor 24 comprises an output shaft 30 which is drivingly connected to the transmission assembly through the motor housing 4. In some embodiments, the motor 24 is a reduction motor, and the output shaft 30 can be output to the transmission assembly through a gearbox.

[0051] The motor housing 4 comprises an open-ended housing 31 and a motor cover plate 26 which covers the opening. In some embodiments, a second seal 25, such as a silica gel pad, is arranged between the opening edge and the motor cover plate 26 to prevent water from seeping in from the cover plate and affecting the motor 24.

[0052] The mechanical seal assembly is arranged at the junction of the output shaft 30 and the motor housing 4 to prevent water from seeping in from the junction and affecting the motor 24.

[0053] In some embodiments, the output shaft 30 is threadedly connected or welded to the third joint of the tee joint 6. In other embodiments, as shown in Figure 4 The swing nozzle device further comprises a connecting piece 29 through which the output shaft 30 is fixedly installed on the transmission assembly. Specifically, the connecting piece 29 comprises a connecting portion 291 and a fixing portion 292. One end of the connecting portion 291 is fixedly connected to the transmission assembly, such as the third joint of the tee joint 6, and the other end is provided with a insertion hole 2911. The insertion hole 2911 is provided with a fixing hole 2912 which is in communication with the side of the connecting portion 291. The output shaft 30 is inserted into the insertion hole 2911, and the fixing portion 292 is inserted into the fixing hole 2912 and fixedly connected to the output shaft 30, so that the output shaft 30 is fixed to the connecting piece 29. In some embodiments, one end of the connecting portion 291 is threadedly connected to the third joint of the tee joint 6, and the other end is hexagonal in shape for easy installation. The insertion end of the output shaft 30 is provided with a flat cut, and the inner side wall of the insertion hole 2911 is flat and in communication with the fixing hole 2912. The fixing hole 2912 is a threaded hole, and the fixing portion 292 is a bolt. The insertion end of the fixing portion 292 abuts against the flat cut of the output shaft 30, and the output shaft 30 is fixed by the threaded connection between the fixing portion 292 and the fixing hole 2912.

[0054] In the embodiment, as shown in Figure 5 The mechanical seal assembly is arranged in the motor housing 4, which comprises a static ring assembly fixed to the motor housing 4 at the junction and a dynamic ring assembly fixed to the output shaft 30. The dynamic ring assembly rotates with the output shaft 30 and is in close frictional contact with the static ring assembly, which can rotate and prevent water from entering.

[0055] Specifically, the static ring assembly comprises a first support ring 101 fixed on the motor housing 4 at the joint, and a first sealing ring 23 fixed on the inner side wall of the first support ring 101.

[0056] The dynamic ring assembly comprises a dumbbell-shaped second support ring 103 fixed on the output shaft 30, a second sealing ring 22 fixed on the inner side wall of one end of the second support ring 103, and a pressing member 102 arranged in the recess of the outer side wall of the second support ring 103 for pressing the two ends of the recess; wherein the opposite side of one end of the recess is in contact with the second sealing ring 22; the second sealing ring 22 rotates with the output shaft 30 and is in close frictional contact with the first sealing ring 23 through the pressing of the pressing member 102.

[0057] In some embodiments, the first support ring 101 and the second support ring 103 are elastic bodies, such as nitrile or fluorine glue; the pressing member 102 is an elastic member, such as a spring assembly; and the first sealing ring 23 and the second sealing ring 22 are smooth and wear-resistant bodies, such as ceramic or hot-pressed graphite.

[0058] In some embodiments, in order to better press the second sealing ring 22, the dynamic ring assembly further comprises a rigid ring 104 arranged around the two ends of the recess, respectively, and the pressing member 102 presses the two ends of the recess through the rigid ring 104. For example, the rigid ring 104 is a stainless steel ring.

[0059] By implementing the present application, the following beneficial effects are achieved:

[0060] The present application adopts a swing driving assembly and a support assembly to support the transmission assembly with two arms, thereby achieving the technical effects of stable operation and more solid structure.

[0061] Moreover, the sealing structure of the dynamic ring assembly and the static ring assembly is adopted at the joint of the output shaft and the motor housing, the output shaft drives the dynamic ring assembly to rotate, the dynamic ring assembly and the static ring assembly are in close frictional contact, and the purpose of rotation and waterproof is achieved.

[0062] It can be understood that the above embodiments only express the preferred embodiments of the present application, the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the patent of the present application; it should be pointed out that for ordinary skilled persons in the art, the above technical features can be freely combined without departing from the concept of the present application, and some deformations and improvements can be made, which all belong to the protection scope of the present application; therefore, any equivalent transformation and modification within the scope of the claims of the present application shall belong to the scope of the claims of the present application.

Claims

1. A swing head device characterized by, The support assembly, the swing driving assembly, the transmission assembly, the spray head (5) and the support assembly; The support assembly and the swing driving assembly are fixed on the support assembly and located on opposite sides of the transmission assembly, the swing driving assembly drives the rotation of the transmission assembly on one side, and drives the spray head (5) to swing around the shaft by the transmission assembly; the other side of the transmission assembly is rotatably installed on the support assembly; The support assembly, the transmission assembly and the spray head (5) are provided with water flow channels connected in communication; The support assembly includes a joint assembly and a buffer (15); the joint assembly is fixed on the support assembly, and the transmission assembly is abutted in the joint assembly through the buffer (15) and rotatably connected with the joint assembly; The joint assembly includes a water source joint (9), a connecting joint (10) and a bearing (18); the buffer (15) is arranged at one end of the internal passage of the connecting joint (10), and the bearing (18) is arranged at the other end of the internal passage of the connecting joint (10); The transmission assembly includes a three-way joint (6) and a water pipe (21); one end of the water pipe (21) is in communication with and fixedly connected with the first joint of the three-way joint (6), the other end of the water pipe (21) is arranged on the bearing (18) to be rotatable relative to the connecting joint (10) and abutted with the buffer (15); the second joint of the three-way joint (6) is in communication with and fixedly connected with the spray head (5); the third joint of the three-way joint (6) is sealingly and drivingly connected with the swing driving assembly; The swing driving assembly includes a motor (24), a motor housing (4) and a mechanical seal assembly; the motor (24) includes an output shaft (30), the output shaft (30) penetrates through the motor housing (4) and is drivingly connected with the third joint of the three-way joint (6); the mechanical seal assembly is sealingly arranged at the junction of the output shaft (30) and the motor housing (4); The mechanical seal assembly is arranged in the motor housing (4), which includes a static ring assembly fixed on the motor housing (4) at the junction and a dynamic ring assembly fixed on the output shaft (30); the dynamic ring assembly rotates with the output shaft (30) and is in close frictional contact with the static ring assembly.

2. The oscillating showerhead assembly of claim 1, wherein, The water flow channel includes a water inlet pipeline arranged in the joint assembly and connected with an external water source, a water outlet pipeline arranged in the spray head (5), and a flow pipeline arranged in the transmission assembly and connecting the water inlet pipeline and the water outlet pipeline; One end of the flow pipeline is abutted with the buffer (15).

3. The oscillating showerhead assembly of claim 1, wherein, The support assembly includes a top cover (2); The swing driving assembly, the transmission assembly, the spray head (5) and the support assembly are arranged at the lower part of the top cover (2), and a window (28) is arranged on the top cover (2) for the spray head (5) to spray liquid to the outside; The swing spray head device further includes a cover plate (27) arranged on the transmission assembly, oppositely arranged with the spray head (5) and rotatably covering the window (28).

4. The oscillating showerhead assembly of claim 1, wherein, The swinging nozzle device further comprises a connecting piece (29); The output shaft (30) is fixedly installed on the transmission assembly through the connecting piece (29).

5. The oscillating showerhead assembly of claim 1, wherein, The static ring assembly comprises a first support ring (101) fixed on the motor housing (4) at the joint, and a first sealing ring (23) fixed on the inner side wall of the first support ring (101).

6. The oscillating showerhead assembly of claim 5, wherein, The dynamic ring assembly comprises a dumbbell-shaped second support ring (103) fixed on the output shaft (30), a second sealing ring (22) fixed on the inner side wall of one end of the second support ring (103), and a pressing piece (102) arranged in the recess of the outer side wall of the second support ring (103) for pressing both ends of the recess. The opposite side of one end of the recess is in contact with the second sealing ring (22). The second sealing ring (22) rotates with the output shaft (30) and is in close frictional contact with the first sealing ring (23) through the pressing of the pressing piece (102).

7. The oscillating showerhead assembly of claim 6, wherein, The dynamic ring assembly further comprises rigid rings (104) respectively arranged around both ends of the recess, and the pressing piece (102) presses both ends of the recess through the rigid rings (104).

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