CN217244008U - Spray arm assembly and sitting type bathing device - Google Patents

Abstract

The utility model discloses a spray arm component and a sitting bath device, wherein the spray arm component comprises a mounting seat, a hinge, a spray arm and a water supply pipe, the hinge comprises a first hinge part and a second hinge part, the first hinge part and the second hinge part are connected and can rotate relatively, and the first hinge part is connected with the mounting seat; the spray arm is connected with the second hinge part; the water supply pipe penetrates through the mounting seat and the hinge to be communicated with the spray arm. According to the utility model discloses spray arm subassembly utilizes the hinge to realize the articulated of spray arm and mount pad to utilize the delivery pipe to supply water, can be when guaranteeing that the spray arm is rotatable in order to adjust, conveniently supply water in to the spray arm, avoid or reduce because the cooperation precision between mount pad and the spray arm leads to leaking.

Description

Spray arm assembly and sitting type bathing device

Technical Field

The utility model relates to a flushing device technical field, in particular to spray arm subassembly and sitting posture bath apparatus including this spray arm subassembly.

Background

The spray arm in the related art is generally supported through the pipeline, and the pipeline supports the spray arm, and simultaneously the cavity that the inner structure was constructed communicates with the spray arm in order to supply water to the spray arm in, like this, need to have better sealed effect between pipeline and the spray arm, raise the cost. Even if the sealing device can ensure a good sealing effect at the beginning of use, the matching precision between the pipeline and the spray arm is reduced after the sealing device is used for a long time, water leakage is generated, the water outlet stability or the pressure of the spray arm is further influenced, and the sealing device is inconvenient to wash.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spray arm subassembly utilizes the hinge to realize the articulated of spray arm and mount pad to utilize the delivery pipe to supply water, can be when guaranteeing that the spray arm is rotatable in order to adjust, conveniently supply water in to the spray arm, avoid or reduce because the cooperation precision between mount pad and the spray arm leads to leaking.

Another object of the present invention is to provide a sitting bath apparatus, which comprises the above spray arm assembly.

According to the utility model discloses spray arm subassembly, include: the spray arm comprises a mounting seat, a hinge, a spray arm and a water supply pipe, wherein the hinge comprises a first hinge part and a second hinge part, the first hinge part and the second hinge part are connected and relatively rotatably connected, and the first hinge part is connected with the mounting seat; the spray arm is connected with the second hinge part; the water supply pipe penetrates through the mounting seat and the hinge and is connected and communicated with the spray arm.

According to the utility model discloses spray arm subassembly utilizes the hinge to realize the articulated of spray arm and mount pad to utilize the delivery pipe to supply water, can be when guaranteeing that the spray arm is rotatable in order to adjust, conveniently supply water in to the spray arm, avoid or reduce because the cooperation precision between mount pad and the spray arm leads to leaking.

In addition, according to the spray arm assembly of the above embodiment of the present invention, the following additional technical features may also be provided:

optionally, the first hinge portion has a first mounting hole, the second hinge portion has a second mounting hole, the second hinge portion has a central axis of rotation relative to the first hinge portion, the first mounting hole and the second mounting hole are opposite along the central axis of rotation, and the first mounting hole and the second mounting hole both extend along the central axis of rotation.

Optionally, the spray arm has a third mounting hole, the first mounting hole, the second mounting hole and the third mounting hole are opposite to each other along the rotation center axis, and the first mounting hole, the second mounting hole and the third mounting hole all extend along the rotation center axis.

Optionally, the water supply pipe is inserted into the third mounting hole, and the water supply pipe is connected with the spray arm in a sealing manner.

Optionally, a plurality of sealing rings are disposed between the water supply pipe and the spray arm, and the sealing rings are arranged at intervals along an axial direction of the water supply pipe.

Optionally, the hinge further comprises a washer and a bushing, the washer being disposed between the first hinge and the second hinge; the sleeve extends through the first hinge, the washer, and the second hinge along the central axis of rotation.

Optionally, a first limiting piece and a second limiting piece are respectively disposed at two ends of the sleeve, and the first hinge portion and the second hinge portion are limited between the first limiting piece and the second limiting piece.

Optionally, the mount includes: the bracket is in a hollow tubular shape; the limiting frame and the support are oppositely arranged and are fixed in relative positions, wherein the water supply pipe penetrates through the support and is respectively supported on the limiting frame and the hinge.

Optionally, at least one of the first hinge and the first hinge is configured as an annular flat plate.

Optionally, a plurality of first fixing positions are arranged on the first hinge portion, the plurality of first fixing positions are arranged at intervals along the first hinge portion, the plurality of first fixing positions are connected with the support through a fixing member, a plurality of second fixing positions are arranged on the second hinge portion, the plurality of second fixing positions are arranged along the circumferential direction of the second hinge portion, and the plurality of second fixing positions are connected with the spray arm through a fixing member.

Optionally, a plurality of the first fixing positions are arranged at intervals along the circumferential direction of the first hinge portion, and gaps between the plurality of the first fixing positions are opposite to the second fixing positions.

Optionally, a plurality of the second fixing positions are arranged at intervals along the circumferential direction of the second hinge portion, and gaps between the plurality of the second fixing positions are opposite to the first fixing positions.

Optionally, the outer periphery of the annular flat plate is circular, square or lace-shaped.

Optionally, one end of the bracket is provided with a first connecting flange, and the first hinge part is stacked with the first connecting flange and connected by a fixing part.

Optionally, the second hinge portion is stacked on the spray arm, and the second hinge portion and the spray arm are connected by a fixing member.

Optionally, the second hinge portion has a rotation central axis relative to the first hinge portion, the bracket extends along the rotation central axis, the limiting frame, the bracket, the hinge and the spray arm are opposite along the rotation central axis, and the water supply pipe is arranged on the limiting frame, the bracket, the hinge and the spray arm along the rotation central axis.

Optionally, a first positioning flange is arranged on the water supply pipe, the water supply pipe is arranged on the limiting frame in a penetrating manner, and the first positioning flange is limited on one side of the limiting frame, which is adjacent to the hinge; the water supply pipe is provided with a second positioning flange, the water supply pipe penetrates through the hinge, and the second positioning flange is limited on one side, close to the limiting frame, of the hinge.

Optionally, the water supply pipe includes a pipe portion and a socket portion, the socket portion is connected to the pipe portion and communicates with the pipe portion, and a radial dimension of the socket portion is greater than a radial dimension of the pipe portion, the socket portion is engaged with the hinge and the spray arm shaft hole, and the pipe portion is disposed in the mounting seat and spaced apart from the bracket.

Optionally, the first locating flange is disposed on the tube portion and away from the socket portion.

Optionally, the second locating flange is provided on the spigot and adjacent the pipe portion.

According to the utility model discloses sitting posture bathing device, including device main part and spray arm subassembly, the spray arm subassembly is according to aforementioned spray arm subassembly, the mount pad install in the device main part, the spray arm can swing towards different positions water spray in the device main part.

Optionally, the device main part includes base and back, the back with the base links to each other and upwards extends, the left and right sides of back all is connected with the spray arm subassembly, the spray arm in the spray arm subassembly of back both sides stretches out forward, the spray arm can the luffing motion towards the different positions water spray in the top of base.

Drawings

Fig. 1 is a schematic view of a spray arm assembly of an embodiment of the present invention in one orientation.

Fig. 2 is a schematic view of a spray arm assembly of an embodiment of the present invention in another orientation.

Fig. 3 is a partially enlarged schematic view of a cross-sectional view of section a-a in fig. 2.

Fig. 4 is an exploded view of the spray arm assembly according to an embodiment of the present invention.

Fig. 5 is a partially enlarged schematic view of fig. 4.

Fig. 6 is a schematic view of a spray arm assembly according to an embodiment of the present invention.

Fig. 7 is a schematic view of a hinge of the spray arm assembly according to an embodiment of the present invention.

Figure 8 is a schematic view of a first hinge of the structure shown in figure 7.

Fig. 9 is a schematic view of a hinge of a spray arm assembly according to another embodiment of the present invention.

Figure 10 is a schematic view of a first hinge of the structure shown in figure 9.

Fig. 11 is a schematic view of a hinge of a spray arm assembly according to yet another embodiment of the present invention.

Fig. 12 is a schematic view of a hinge of a spray arm assembly according to yet another embodiment of the present invention.

Figure 13 is a schematic view of a first hinge of the structure shown in figure 12.

Fig. 14 is a schematic view of a sitting bath apparatus according to an embodiment of the present invention.

Reference numerals:

the sitting bath apparatus 1000, the spray arm assembly 100, the mounting base 11, the bracket 111, the first connecting flange 111a, the second connecting flange 111b, the limiting frame 112, the hinge 12, the rotating central shaft 12a, the first hinge portion 121, the first fixing portion 1211, the first mounting hole 101, the second hinge portion 122, the second fixing portion 1221, the second mounting hole 102, the gasket 123, the sleeve 124, the first limiting member 1241, the second limiting member 1242, the nut 1242a, the gasket 1242b, the spray arm 13, the third mounting hole 103, the water supply pipe 14, the first positioning flange 141, the second positioning flange 142, the pipe portion 143, the sleeve portion 144, the sealing ring 104, the apparatus main body 200, the base 21, the backrest 22, the armrest portion 23, the groove 201, and the temperature adjusting member 300.

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 drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1 to 13, the spray arm assembly 100 according to the embodiment of the present invention may be used for supplying water, and may also be used for supplying and conveying other media such as liquid or gas, and the present invention mainly takes the example of using the spray arm assembly 100 to supply water and perform flushing. Wherein the spray arm assembly 100 includes a mounting base 11, the mounting base 11 can be used to provide support for the entire spray arm assembly 100. In the apparatus having the spray arm assembly 100, the nozzle can be mounted to the main body of the apparatus through the mounting base 11; or the mounting 11 may be integrated into the body of the device.

The spray arm assembly 100 may further include a hinge 12, the hinge 12 being used to connect the spray arm 13 and the mounting base 11, so that the spray arm 13 and the mounting base 11 are relatively rotatably connected, wherein the hinge 12 includes a first hinge portion 121 and a second hinge portion 122, the first hinge portion 121 and the second hinge portion 122 are relatively rotatably connected, and the first hinge portion 121 is connected to the mounting base 11.

The spray arm assembly 100 may further include a spray arm 13, wherein the spray arm 13 is connected to the second hinge portion 122, and the spray arm 13 is rotatably connected to the mounting base 11 through a hinge 12, so as to facilitate adjustment of the angle or position of the spray arm 13, and enable water to be supplied in different directions or positions by using the spray arm 13.

The spray arm assembly 100 may further include a water supply pipe 14, the water supply pipe 14 may be used to convey the medium, the water supply pipe 14 passes through the mounting seat 11 and the hinge 12, and the water supply pipe 14 communicates with the spray arm 13. By the delivery of the water supply pipe 14, water can be sent to the spray arm 13 to realize water-way delivery.

According to the utility model discloses spray arm subassembly 100, utilize hinge 12 to be connected spray arm 13 with mount pad 11, can realize the position of spray arm 13 or the adjustment of angle through hinge 12, and can carry spray arm 13 with media such as water through delivery pipe 14, adjust spray arm 13's play water direction, go out water angle or play water position etc. satisfy the water demand under the different situation, can be when guaranteeing that spray arm 13 is rotatable in order to adjust, conveniently supply water in to spray arm 13, avoid or reduce because mount pad 11 and the cooperation precision between the spray arm 13 lead to leaking. In addition, when the mounting seat 11 is fixed to other equipment, since the water supply pipe 14 passes through the mounting seat 11 and the hinge 12, the stability of the water supply pipe 14 can be ensured so as to realize stable medium transmission through the water supply pipe 14.

Of course, the present invention is mainly described by taking the example of supplying water by using the spray arm assembly 100, but this is not a limitation to the scope of the present invention, and the spray arm assembly 100 of the present invention can also be used for conveying media such as detergent and air. In addition, the water supply device of the utility model can be applied to the equipment such as the water tap, the sitting bath stool, the dish washer and the like.

The water supply pipe 14 of the present invention may be a flexible pipe or a hard pipe. During the rotation of the spray arm 13, the water supply pipe 14 can follow the rotation of the spray arm 13; the water supply pipe 14 may not follow the rotation of the spray arm 13.

Referring to fig. 7-13, in some embodiments of the present invention, the first hinge 121 may have a first mounting hole 101, and the second hinge 122 may have a second mounting hole 102, which may facilitate the water supply pipe 14 to pass through the hinge 12. The second hinge portion 122 has a rotation center axis 12a with respect to the first hinge portion 121, the second hinge portion 122 is rotatable about the rotation center axis 12a with respect to the first hinge portion 121, the first mounting hole 101 and the second mounting hole 102 are opposed to each other along the rotation center axis 12a, and both the first mounting hole 101 and the second mounting hole 102 extend along the rotation center axis 12 a. After the water supply pipe 14 is mounted, the portion of the water supply pipe 14 that is bored in the first mounting hole 101 coincides with the portion that is bored in the second mounting hole 102. In this way, in the process that the second hinge part 122 rotates relative to the first hinge part 121, the part of the water supply pipe 14 penetrating the first mounting hole 101 and the part of the water supply pipe 14 penetrating the second mounting hole 102 do not deflect relatively, so that fatigue caused by repeated deformation of the water supply pipe 14 is avoided, and the stability of medium transportation can be ensured.

Of course, the first mounting hole 101 and the second mounting hole 102 may be disposed to have an included angle according to the water supply pipe 14; or at least one of the first mounting hole 101 and the second mounting hole 102 is disposed at an angle or the like with respect to the rotation center axis 12 a.

With reference to fig. 3 to 6, in some embodiments of the present invention, the spray arm 13 has a third mounting hole 103, the first mounting hole 101, the second mounting hole 102 and the third mounting hole 103 are opposite to each other along the rotation center axis 12a, and the first mounting hole 101, the second mounting hole 102 and the third mounting hole 103 all extend along the rotation center axis 12 a. Thereby further preventing the water supply pipe 14 from being deformed and improving the stability and sealing performance of the water supply pipe 14.

Alternatively, the water supply pipe 14 may be docked with the spray arm 13 without being plugged into the spray arm 13; the water supply pipe 14 may also be inserted into the spray arm 13 to improve the stability of the fit between the water supply pipe 14 and the spray arm 13. In some examples of the present invention, the water supply pipe 14 is inserted into the third mounting hole 103. So that the stability and structural strength of the direct connection of the water supply pipe 14 and the spray arm 13 can be secured.

The water supply pipe 14 is hermetically connected to the spray arm 13, and the water supply pipe 14 and the spray arm 13 may be sealed by a labyrinth seal or the like. In some embodiments of the present invention, with reference to fig. 3 and 5, a sealing ring 104 may be provided between the water supply pipe 14 and the spray arm 13, and the gap between the water supply pipe 14 and the spray arm 13 is sealed by the sealing ring 104. In addition, a plurality of packing rings 104 may be provided between the water supply pipe 14 and the spray arm 13, and the packing rings 104 may be provided to be spaced apart in the axial direction of the water supply pipe 14. A plurality of sealing rings 104 may provide a multi-layer seal to improve the sealing between the water supply pipe 14 and the spray arm 13. In this case, an annular groove may be formed on the outer peripheral surface of the water supply pipe 14, and the seal ring 104 may be fitted into the annular groove so that the seal ring 104 protrudes from the annular groove and abuts against the inner peripheral surface of the third mounting hole 103. The utility model discloses a sealing washer 104 can be rubber seal structure, nylon seal structure, oil blanket seal structure etc. selects different sealed modes according to the in-service use condition.

Referring to fig. 7-13, in some embodiments of the present invention, the hinge 12 further includes a washer 123, the washer 123 being disposed between the first hinge 121 and the second hinge 122. The washer 123 may space the first hinge part 121 and the second hinge part 122 so that the first hinge part 121 and the second hinge part 122 can be stably rotated relative to each other. In addition, the washer 123 can provide damping for the relative rotation of the first hinge 121 and the second hinge 122, so that the spray arm 13 can be conveniently parked at a predetermined position for convenient use. A plurality of washers 123 may be disposed between the first hinge portion 121 and the second hinge portion 122, and the plurality of washers 123 may be stacked together, where the plurality of washers 123 may include at least two spring washers 123 and/or nylon washers 123.

The hinge 12 further includes a sleeve 124, the sleeve 124 penetrates the first hinge portion 121, the washer 123 and the second hinge portion 122 along the rotation center axis 12a, and the sleeve 124 has a central hole therein extending along the rotation center axis 12 a. A central bore in the collar 124 may be provided for passage of the water supply pipe 14 therethrough to facilitate connection of the water supply pipe 14 to the spray arm 13 through the hinge 12. The sleeve 124 can connect the first hinge 121, the washer 123 and the second hinge 122 together, so that the first hinge 121 and the second hinge 122 can rotate relatively stably, thereby improving the stability of the connection between the spray arm 13 and the mounting base 11.

In addition, one end of the sleeve 124 is provided with a first limiting member 1241, and the other end of the sleeve 124 is provided with a second limiting member 1242, and the first hinge portion 121 and the second hinge portion 122 can be limited between the first limiting member 1241 and the second limiting member 1242. Improving the stability and structural strength of the hinge 12.

The first limiting member 1241 may include a flange structure disposed at one end of the sleeve 124, and the flange structure may abut against a side of the first hinge portion 121 away from the second hinge portion 122; the second limiting member 1242 may include a nut 1242a, the nut 1242a may be in threaded engagement with the other end of the sleeve 124, and the nut 1242a may abut against a side of the second hinge portion 122 away from the first hinge portion 121. The second position-limiting member 1242 may further include a spacer 1242b, and the spacer 1242b may be disposed between the nut 1242a and the second hinge portion 122 to improve the positioning effect on the first hinge portion 121, the washer 123 and the second hinge portion 122.

Of course, the sleeve 124 may also be used to position the first hinge 121, the washer 123 and the second hinge 122 by other structures, for example, a nut 1242a, a connecting pin or the like may be connected to both ends of the sleeve 124,

in order to further improve the stability of the water supply pipe 14 in fitting with the hinge 12, a shaft hole may be used for fitting between the water supply pipe 14 and the hinge 12, that is, the part of the water supply pipe 14 that fits with the hinge 12 is equivalent to the size of the central hole of the hinge 12; alternatively, the water supply tube 14 and the hinge 12 may be an interference fit, a clearance fit, a transition fit, or the like. In combination with the above embodiment, the water supply pipe 14 is inserted into the sleeve 124, so that the shaft hole between the water supply pipe 14 and the sleeve 124 can be engaged.

In some embodiments of the present invention, in conjunction with fig. 7-13, at least one of the first hinge 121 and the second hinge 122 is configured as an annular flat plate. When the first hinge part 121 is configured as a flat plate, the connection between the first hinge part 121 and the mounting base 11 can be facilitated; when the second hinge portion 122 is formed in a flat plate shape, the second hinge portion 122 can be easily connected to the spray arm 13. Of course, the first hinge portion 121 and the second hinge portion 122 can be arranged in other forms, and it is only necessary that the first hinge portion 121 and the second hinge portion 122 can rotate relatively, and the mounting seat 11 and the spray arm 13 can be conveniently connected.

In order to facilitate the connection between the first hinge 121 and the mounting base 11, and between the second hinge 122 and the spray arm 13, the outer periphery of the annular flat plate may be formed in a circular shape. The circular plate structure can facilitate the connection between the opposite members, improve the efficiency and stability of the connection, and in addition, in order to reduce the weight of the hinge 12 and to influence the weight on the hinge, at least one of the first hinge portion 121 and the second hinge portion 122 may be provided in a square or laced plate shape, that is, the outer circumference of the aforementioned annular plate may be provided in a circular, lace, quadrangle, or the like. The lace shape refers to an irregular ring shape, for example, a plurality of notch grooves are formed on the outer peripheral edge of a circular annular flat plate, so as to construct the lace shape; for another example, the annular flat plate is provided to include an annular portion and a plurality of petal portions, the plurality of petal portions are provided at intervals in a circumferential direction of the annular portion, and the plurality of petal portions are connected to the annular portion, so that a lace shape is formed along an outer periphery of the annular flat plate. In addition, the outer periphery of the annular flat plate can be also set to be square, wherein, mounting holes can be arranged at the corners of the square to realize the connection of the annular flat plate and the corresponding structure, and when the outer periphery of the annular flat plate is square, a convex part can be arranged on the square outer periphery to connect the corresponding structure through the convex part, thus, the material use is reduced, the weight is reduced, and meanwhile, the structural strength and the stability of the annular flat plate can be improved.

As shown in fig. 7 and 8, the first hinge portion 121 and the second hinge portion 122 are both circular ring-shaped plates; as shown in fig. 9 and 10, the first hinge portion 121 is a plate-like portion having a lace-like outer peripheral edge, and the second hinge portion 122 is a plate-like portion having a circular outer peripheral edge; as shown in fig. 11, each of the first hinge portion 121 and the second hinge portion 122 has a plate shape with a lace-shaped outer peripheral edge; as shown in fig. 12 and 13, the first hinge 121 is a plate-like member having a rectangular outer periphery, and the second hinge 122 is a plate-like member having a rectangular outer periphery.

As shown in fig. 1 to 5, in some embodiments of the present invention, the mounting seat 11 includes a bracket 111, the bracket 111 may be configured as a hollow tube, the bracket 111 may be used to mount and position the spray arm assembly 100, and the hollow tube structure of the bracket 111 may facilitate the water supply pipe 14 to pass through, thereby improving the integration of the spray arm assembly 100. In addition, in order to further improve the positioning effect on the water supply pipe 14, the mounting seat 11 may further include a limiting frame 112, and the limiting frame 112 is disposed opposite to the bracket 111 and fixed in relative position. Wherein, the water supply pipe 14 can be limited and fixed by the limiting frame 112; the support and the limit of the water supply pipe 14 can be realized through the combination of the limit frame 112 and the hinge 12; the water supply pipe 14 may be limited and fixed by the hinge 12.

In some embodiments of the present invention, the water supply pipe 14 may be inserted into the bracket 111, and the water supply pipe 14 may be supported on the limiting frame 112 and the hinge 12. Thereby achieving effective positioning of the water supply pipe 14.

In combination with the above, a first connecting flange 111a is disposed at one end of the mounting seat 11, and the first connecting flange 111a and the first hinge portion 121 are fixedly connected by a fixing member (e.g., a bolt); the second hinge 122 may be fixedly connected to the spray arm 13 by a fixing member (e.g., a bolt). In combination with the above, one end of the bracket 111 may be provided with a first connection flange 111a so as to connect the first hinge part 121 through the first connection flange 111 a; and the other end of the bracket 111 may be provided with a second connection flange 111b, and the bracket 111 may be mounted to other structural members through the second connection flange 111 b.

In some embodiments of the present invention, the first hinge portion 121 is provided with a plurality of first fixing positions 1211, the plurality of first fixing positions 1211 are disposed along the circumferential direction of the first hinge portion 121, and the plurality of first fixing positions 1211 and the bracket 111 are connected by a fixing member; the second hinge portion 122 is provided with a plurality of second fixing positions 1221, the second fixing positions 1221 are arranged along the circumferential direction of the second hinge portion 122, and the second fixing positions 1221 are connected with the spray arm 13 by fixing members, so that the connection between the first hinge portion 121 and the support 111, the connection between the second hinge portion 122 and the spray arm 13, and the connection stability are improved.

Optionally, a plurality of first fixing locations 1211 are arranged at intervals along the circumferential direction of the first hinge part 121, and gaps between the plurality of first fixing locations 1211 are opposite to the second fixing locations 1221; alternatively, a plurality of second fixing positions 1221 may be provided at intervals in the circumferential direction of the second hinge portion 122, and a gap between the plurality of second fixing positions 1221 may be opposed to the first fixing position 1211. By arranging the plurality of first fixing sites 1211 and the plurality of second fixing sites 1221 alternately and providing a gap, when the first hinge part 121 and the bracket 111 are connected by the fixing member, the second hinge part 122 can be prevented from interfering, and the hinge 12 and the bracket 111 can be conveniently connected by the fixing member; meanwhile, when the second hinge part 122 and the spray arm 13 are connected through the fixing part, the interference of the first hinge part 121 can be avoided, and the hinge 12 and the spray arm 13 can be conveniently connected through the fixing part.

Specifically, the mounting of the fixing member may be performed on the same side of the hinge 12 to connect the hinge 12 with the holder 111 and the spray arm 13. The mounting in the present invention may be a screw, a locating pin, etc., wherein embodiments utilizing a bolted hinge 12, a bracket 111, and a spray arm 13 are provided in fig. 3 and 5. During the installation, screws may be inserted into the first fixing locations 1211 and the first connecting flange 111a from a side of the hinge 12 away from the bracket 111 to connect the hinge 12 and the bracket 111 together while having gaps between the plurality of second fixing locations 1221 and being opposite to the first fixing locations 1211, so that bolts may smoothly pass through the gaps between the second fixing locations 1221. In addition, it is also possible to insert screws into the spray arm 13 and the second fixing sites 1221 from the side of the spray arm 13 away from the hinge 12 to couple the hinge 12 and the spray arm 13 together, and at this time, by forming a plurality of first fixing sites 1211 with gaps therebetween and opposite to the second fixing sites 1221, bolts can be smoothly passed through the gaps between the first fixing sites 1211 to facilitate the assembly of the spray arm assembly 100. In addition, other means may be employed to facilitate the assembly of the hinge 12 with the holder 111 and the spray arm 13, for example, by providing the first fixing position 1211 and the second fixing position 1221 with different radial dimensions with respect to the rotation center axis 12a, providing the first hinge portion with a notch opposing the second fixing position 1221, providing the second hinge portion with a notch opposing the first fixing position 1211, and the like, and the assembly efficiency may be similarly improved.

Wherein, a countersunk hole may be provided on an end surface of the spray arm 13 facing away from the second hinge portion 122, and the countersunk hole may be opposite to a corresponding hole on the second hinge portion 122 and connected by a bolt. Of course, the above-mentioned connection manner of the first hinge portion 121 and the mounting seat 11, and the second hinge portion 122 and the spray arm 13 are only some specific embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

In the present invention, the water supply pipe 14 may be rotatably supported on the limiting frame 112 or the hinge 12, or the water supply pipe 14 may be positioned by the combination of the limiting frame 112 and the hinge 12. As shown in fig. 3 to 6, in some embodiments of the present invention, the first positioning flange 141 is disposed on the water supply pipe 14, the water supply pipe 14 is disposed on the limiting frame 112, and the first positioning flange 141 is limited on one side of the limiting frame 112 adjacent to the hinge 12, and through the combination of the first positioning flange 141 and the limiting frame 112, the position of the water supply pipe 14 can be limited, so as to limit the water supply pipe 14 to be pulled out from the bracket 111 toward the limiting frame 112.

In addition, the water supply pipe 14 may be provided with a second positioning flange 142, the water supply pipe 14 is inserted into the hinge 12, the second positioning flange 142 is positioned at a side of the hinge 12 adjacent to the position limiting frame 112, and the combination of the second positioning flange 142 and the hinge 12 can limit the position of the water supply pipe 14 so as to limit the water supply pipe 14 from coming off the bracket 111 in the direction toward the hinge 12. The combination of the first positioning flange 141 and the second positioning flange 142 can improve the stability of the water supply pipe 14 mounted on the mounting seat 11, thereby achieving stable medium conveyance by the water supply pipe 14.

Of course, two first positioning flanges 141 may be provided, and the two first positioning flanges 141 are respectively disposed on two opposite sides of the limiting frame 112 to limit the water supply pipe 14; two second locating flanges 142 may also be provided and located on opposite sides of the first hinge 121, the second hinge 122 or the hinge 12 to limit the position of the water supply pipe 14. Of course, the above-mentioned limiting manner for the water supply pipe 14 is only some embodiments of the present invention, and is not a limitation to the protection scope of the present invention.

As shown in fig. 3, the second hinge portion 122 has a rotation center axis 12a with respect to the first hinge portion 121, the bracket 111 extends along the rotation center axis 12a, the stopper frame 112, the bracket 111, the hinge 12 and the spray arm 13 are opposite to each other along the rotation center axis 12a, and the water supply pipe 14 is inserted into the stopper frame 112, the bracket 111, the hinge 12 and the spray arm 13 along the rotation center axis 12a, so that stable water supply of the spray arm assembly 100 is realized, relative rotation of the first hinge portion 121 and the second hinge portion 122 is facilitated, stable rotation of the spray arm 13 is realized, and stable water supply is realized at the same time of stable rotation of the spray arm 13, so that stable water supply of the adjustment structure of the spray arm 13 and the angle and position of the spray arm 13 can be realized. In addition, the water supply pipe 14 may be provided in a straight pipe shape extending along the rotation center shaft 12a of the second hinge 122 to facilitate the assembly of the spray arm assembly 100 and the water supply.

As shown in fig. 1 to 5, in some embodiments of the present invention, the water supply pipe 14 includes a pipe portion 143 and a socket portion 144, the socket portion 144 is connected to and communicated with the pipe portion 143, and the radial dimension of the socket portion 144 is set to be greater than the radial dimension of the pipe portion 143, the socket portion 144 is matched with the hinge 12 and the shaft hole of the spray arm 13, and the pipe portion 143 is disposed in the mounting seat 11 and spaced apart from the bracket 111. The water supply pipe 14 may be positioned using the hinge 12 and the spray arm 13 to further improve the stability of the water supply.

With reference to the foregoing embodiment, the water supply pipe 14 is provided with the first positioning flange 141 and the second positioning flange 142, wherein the first positioning flange 141 is matched with the limiting frame 112, and the second positioning flange 142 is matched with the spray arm 13 to position the water supply pipe 14, wherein the first positioning flange 141 can be arranged on the pipe portion 143, and the first positioning flange 141 is far away from the sleeve portion 144; a second locating flange 142 may also be provided on the spigot 144 adjacent the tube portion 143.

Referring to fig. 3, in some embodiments of the present invention, the second hinge 122 has a rotation center axis 12a relative to the first hinge 121, and the spray arm 13 may be perpendicular to, parallel to or inclined relative to the rotation center axis 12 a. In addition, in some embodiments of the present invention, a plurality of nozzles are arranged at intervals along the extending direction or the circumferential direction of the nozzle arm 13. The spray arm 13 can be arranged to swing 180 degrees (even 360 degrees) around the axis, and the hinge 12 structure simultaneously has four functions of fixing the spray arm 13, allowing the spray arm to swing 180 degrees, adjusting the swing damping and passing through a waterway.

Referring to fig. 1 to 6, in order to implement the structure of the spray arm assembly 100 of the present invention, a second positioning flange 142 is disposed on the water supply pipe 14, and the second positioning flange 142 may contact with the hinge 12 but not contact with the bracket 111, so as to limit the position of the water supply pipe 14 in the right direction. The water supply pipe 14 is displaced in the left direction by being fixed by the left stopper 112, and the radial direction is restricted by the stopper 112 together with the hinge 12 and the spray arm 13. During the use process, water in the water supply pipe 14 can sequentially flow in the direction from the limiting frame 112, the support 111, the hinge 12 and the spray arm 13, the water supply pipe 14 penetrates through the hinge 12 to be inserted into the spray arm 13, and the dynamic sealing between the swinging process of the spray arm 13 and the water supply pipe 14 is realized in a double-O-shaped sealing ring 104 mode.

In combination with the foregoing embodiments the present invention provides a spray arm assembly 100, which can simultaneously fix the position of the spray arm 13, and can freely swing 180 ° or even above the spray arm 13, and can adjust the damping to realize the non-falling of the spray arm 13. The utility model discloses in provide the design form of the hinge 12 of different embodiments, hinge 12 and support 111, delivery pipe 14 and spray arm 13 between installation and the sealed structural style of contact. A stable adjustment of the direction and position of the spray arm 13 can be achieved.

As shown in fig. 14, the present invention further provides a sitting bathing device 1000, which comprises a device body 200 and a spray arm assembly 100, wherein the spray arm assembly 100 is the spray arm assembly 100, the mounting seat 11 is installed on the device body 200, and the spray arm 13 can swing to spray water toward different positions on the device body 200.

According to the utility model discloses sitting posture bathing device 1000 has set up aforementioned spray arm subassembly 100 on it, can conveniently supply water to spray arm 13, utilizes hinge 12 to be connected spray arm 13 with mount pad 11, can realize the position of spray arm 13 or the adjustment of angle through hinge 12, and can realize carrying spray arm 13 with the medium through delivery pipe 14 to realize adjusting the direction, the angle or the position etc. of going out water, satisfy the water demand under the different situation. In addition, when the mounting base 11 is fixed to other equipment, since the water supply pipe 14 passes through the mounting base 11 and the hinge 12, the stability of the water supply pipe 14 can be ensured so as to realize stable medium transmission through the water supply pipe 14.

As shown in fig. 14, in some embodiments of the present invention, the device main body 200 includes a base 21 and a backrest 22, the backrest 22 is connected to the base 21 and extends upward, the spray arm assemblies 100 are connected to both left and right sides of the backrest 22, the spray arms 13 in the spray arm assemblies 100 on both sides of the backrest 22 are extended forward, and the spray arms 13 can swing upward and downward to spray water toward different positions above the base 21. In use, a user can sit on the base 21, and the spray arms 13 of the spray arm assemblies 100 arranged on the left and right sides of the backrest 22 can swing up and down to spray water to different positions on the user, thereby improving the overall bathing effect. And because the spray arm 13 can swing, the spray arm 13 can swing to the positions of the folding and the two sides of the backrest 22 when not in use, and the spray arm 13 can swing to the required position when in use, so as to facilitate the storage of the sitting type bathing device 1000 and provide different water spraying effects with different heights.

Referring to fig. 1 to 14, in some embodiments of the present invention, the sitting shower apparatus may further include a temperature adjusting member 300, and the apparatus main body 200 may be formed with a groove 201; the spray arm assembly 100 is provided to the apparatus body 200, and water can flow from the apparatus body 200 to the spray arm assembly 100 and then be sprayed from the spray arm assembly 100. The temperature adjusting member 300 is used for adjusting the temperature of the outlet water, and at least a part of the temperature adjusting member 300 is disposed in the groove 201, for example, the whole temperature adjusting member 300 may be disposed in the groove 201, or a part of the temperature adjusting member 300 may be disposed in the groove 201. The temperature adjustment member 300 may be an adjustment knob, for example, when the temperature adjustment member 300 includes only a knob body having a substantially circular shape, the entire temperature adjustment member 300 is provided in the groove 201; when the temperature adjusting member 300 includes a knob body and a lever attached to an outer circumferential wall of the knob body, the knob body is at least partially located in the recess 201, and the lever is located outside the recess 201.

When a user takes a shower using the sitting shower apparatus, the user can adjust the water flowing from the apparatus body 200 to the spray arm assembly 100 to an appropriate water temperature by rotating the temperature adjusting member 300, so that the temperature of the water sprayed from the spray arm assembly 100 is suitable for the user to take a shower. Because temperature regulation 300 locates in recess 201, when the user touched device main part 200 at the shower in-process, can prevent that the user from touching temperature regulation 300 by mistake and leading to a water temperature too high and lead to the user to scald, prevent that the user from touching temperature regulation 300 by mistake and leading to a water temperature to hang down and lead to the user to produce the discomfort to can make sitting posture shower device's leaving water temperature more stable, improve sitting posture shower device's reliability.

For example, a cold water inlet pipe, a hot water inlet pipe and a mixing valve may be disposed in the device main body 200, a water outlet end of the cold water inlet pipe is connected to the mixing valve, and normal temperature water may flow into the device main body 200 through the cold water inlet pipe and then flow to the spray arm assembly 100 through the mixing valve; the outlet end of the hot water inlet pipe is connected to the water mixing valve, and hot water can flow into the device body 200 through the hot water inlet pipe and then flow to the spray arm assembly 100 through the water mixing valve. The mixing valve is connected to the temperature adjusting member 300, and a user can control the ratio of hot water and cold water flowing out of the hot water valve by rotating the temperature adjusting member 300 clockwise or counterclockwise, or a user can open or close the mixing valve by rotating the temperature adjusting member 300, thereby controlling the temperature of water flowing from the device body 200 to the spray arm assembly 100, controlling the flow of water to the sitting shower device or blocking the flow of water into the sitting shower device.

According to the utility model discloses sitting posture shower device through locating temperature regulation piece 300 in the recess 201 of device main part 200, can prevent that the user from touching temperature regulation piece 300 by mistake and leading to leaving water temperature too high or low excessively and lead to the user to produce the discomfort to can make sitting posture shower device's leaving water temperature more stable, improve sitting posture shower device's reliability.

Referring to fig. 14, in connection with the above-described embodiment, the device body 200 includes a backrest 22 and a base 21, the spray arm assembly 100 is disposed on the backrest 22, the base 21 is disposed at a lower end of the backrest 22, a recess 201 is formed in the backrest 22, a receiving cavity for receiving the spray arm assembly 100 is formed in the backrest 22, the spray arm assembly 100 includes a water inlet pipe assembly, a water mixing valve and a water outlet pipe assembly, the water inlet pipe assembly is connected to the water mixing valve, and the water inlet pipe assembly includes a cold water inlet pipe and a hot water inlet pipe.

The temperature adjusting part 300 is arranged on the water mixing valve, the temperature adjusting part 300 can adjust the cold and hot water inlet proportion of the cold water inlet pipe and the hot water inlet pipe, the water outlet pipe assembly is connected between the spray arm assembly 100 and the water mixing valve, and the water mixing valve is further provided with a switch part for switching on and cutting off the water outlet pipe assembly.

The switch member is located outside the accommodation chamber, and the switch member is located on the left or right side of the backrest 22. The switch piece is arranged on the left side of the backrest 22, so that a left-handed user can conveniently toggle the switch piece to switch on or switch off the water flow channel of the water outlet pipe assembly; the switch piece is arranged at the right side of the backrest 22, so that a right-handed user can conveniently toggle the switch piece to switch on or cut off the water flow channel of the water outlet pipe assembly.

When a user takes a shower using the sitting shower apparatus, the user may first rotate the temperature adjusting member 300 to adjust the temperature of water flowing into the sitting shower apparatus to a proper temperature, and then turn the switch member to turn on the water flow passage of the water outlet pipe assembly; the cold water and the hot water may flow into a mixing valve in the backrest 22, then be neutralized by heat exchange in the mixing valve, flow to the spray arm assembly 100 through the water outlet pipe assembly, and finally be sprayed out of the spray arm assembly 100.

Through setting up base 21, when the user used sitting posture shower to take a shower, the user can sit and wash on base 21, realizes the shower mode at the position of sitting shower to satisfy the demand of the convenient shower of multiple crowd especially old man, disabled person and patient. By providing the backrest 22, the user is facilitated to lean against the backrest 22 when taking a shower in a sitting position, further improving comfort of the sitting shower in a sitting position.

By arranging the switch piece, when a user needs to temporarily not take a shower (for example, when wiping shower gel), the user can cut off the water flow channel of the water outlet pipe assembly by pushing the switch piece, and when the user needs to take a shower again (for example, when washing the shower gel), the user can open the water flow channel of the water outlet pipe assembly by pushing the switch piece. During the shower process of the user, the user does not need to rotate the temperature adjusting piece 300 again, so that the outlet water temperature can be stably kept at the user-adjusted temperature suitable for the shower, and the comfort of the sitting type shower device during the use process is improved.

Referring to fig. 14, according to some embodiments of the present invention, a recess 201 is located at or adjacent the upper end of the backrest 22. When a user takes a shower in a standing posture, the height of the temperature adjusting piece 300 is not too low, and when the user needs to adjust the water temperature, the user can hold the temperature adjusting piece 300 without bending down, so that the user can conveniently rotate the temperature adjusting piece 300; when the user takes a shower in a sitting posture mode, the temperature adjusting piece 300 can be located at the neck of the user, when the user needs to adjust the water temperature, the user can hold the temperature adjusting piece 300 without turning around by a large margin, and the user can rotate the temperature adjusting piece 300 conveniently.

Referring to fig. 14, according to some embodiments of the present invention, the device main body 200 further includes the armrest 23 disposed on the left and right sides of the backrest 22, when the user needs to sit on the base 21 for sitting shower, the user can hold the armrest 23 to slowly sit down, when the user needs to stand up, the user can hold the armrest 23 to stand up by virtue of the force, which is convenient for the user to sit and stand up, and can ensure the safety of the user in the sitting and standing processes.

For example, the armrest parts 23 on both sides are provided with a rotating mechanism by which the armrest parts 23 on both sides can be folded toward the backrest 22. When the armrest parts 23 on both sides are in the folded state, the armrest parts 23 on both sides can be rotated downward by a corresponding angle β (currently designed to be 0 ° -51 °), so that the hand-holding portion on the armrest part 23 is kept horizontal, and at this time, the rotating mechanism of the armrest part 23 just reaches its limit position.

In the description of the present invention, it should be understood that the terms "left", "right", "axial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (19)

1. A spray arm assembly, comprising:

a mounting seat (11);

a hinge (12), wherein the hinge (12) comprises a first hinge part (121) and a second hinge part (122), the first hinge part (121) and the second hinge part (122) are connected and can rotate relatively, and the first hinge part (121) is connected with the mounting seat (11);

a spray arm (13), the spray arm (13) being connected to the second hinge (122);

a water supply pipe (14), wherein the water supply pipe (14) penetrates through the mounting seat (11) and the hinge (12) and is communicated with the spray arm (13).

2. Spray arm assembly according to claim 1, wherein the first hinge part (121) has a first mounting hole (101), the second hinge part (122) has a second mounting hole (102), the second hinge part (122) has a centre axis of rotation (12a) with respect to the first hinge part (121),

the first mounting hole (101) and the second mounting hole (102) are opposed along the rotation center axis (12a), and the first mounting hole (101) and the second mounting hole (102) each extend along the rotation center axis (12 a).

3. Spray arm assembly according to claim 2, characterized in that the spray arm (13) has a third mounting hole (103), the first mounting hole (101), the second mounting hole (102) and the third mounting hole (103) being opposite along the rotation centre axis (12a), and the first mounting hole (101), the second mounting hole (102) and the third mounting hole (103) each extending along the rotation centre axis (12 a).

4. Spray arm assembly according to claim 3, characterized in that the water supply pipe (14) is plugged into the third mounting hole (103) and the water supply pipe (14) is sealingly connected to the spray arm (13).

5. Spray arm assembly according to claim 4, characterized in that a plurality of sealing rings (104) are provided between the water supply pipe (14) and the spray arm (13), and that a plurality of sealing rings (104) are arranged at intervals in the axial direction of the water supply pipe (14).

6. The spray arm assembly of claim 2, wherein the hinge (12) further comprises:

a washer (123), the washer (123) being disposed between the first hinge portion (121) and the second hinge portion (122);

a sleeve (124), the sleeve (124) penetrating the first hinge (121), the washer (123), and the second hinge (122) along the rotation center axis (12 a).

7. The spray arm assembly according to claim 6, wherein a first retaining member (1241) and a second retaining member (1242) are disposed at two ends of the sleeve (124), and the first hinge portion (121) and the second hinge portion (122) are retained between the first retaining member (1241) and the second retaining member (1242).

8. Spray arm assembly according to any one of claims 1-7, characterized in that the mounting seat (11) comprises:

a stent (111), the stent (111) having a hollow tubular shape;

a limiting frame (112), wherein the limiting frame (112) and the bracket (111) are oppositely arranged and the relative position is fixed,

the water supply pipe (14) penetrates through the bracket (111) and is respectively supported on the limiting frame (112) and the hinge (12).

9. The spray arm assembly of claim 8, wherein at least one of the first hinge (121) and the first hinge (121) is configured as an annular flat plate.

10. The spray arm assembly according to claim 8, wherein a plurality of first fixing locations (1211) are provided on the first hinge portion (121), the plurality of first fixing locations (1211) are provided along a circumferential direction of the first hinge portion (121), the plurality of first fixing locations (1211) are connected to the bracket (111) by a fixing member, a plurality of second fixing locations (1221) are provided on the second hinge portion (122), the plurality of second fixing locations (1221) are provided along a circumferential direction of the second hinge portion (122), and the plurality of second fixing locations (1221) are connected to the spray arm (13) by a fixing member.

11. The spray arm assembly of claim 10,

a plurality of the first fixing locations (1211) are arranged at intervals along the circumferential direction of the first hinge part (121), and gaps between the plurality of the first fixing locations (1211) are opposite to the second fixing location (1221); and/or

The second fixing positions (1221) are arranged at intervals in the circumferential direction of the second hinge part (122), and gaps between the second fixing positions (1221) are opposite to the first fixing positions (1211).

12. The spray arm assembly of claim 9 wherein the outer perimeter of the annular plate is circular, square or lace shaped.

13. The spray arm assembly of claim 8,

one end of the support (111) is provided with a first connecting flange (111a), and the first hinge part (121) is connected with the first connecting flange (111a) through a fixing part; and/or

The second hinge part (122) is connected with the spray arm (13) by a fixing part.

14. The spray arm assembly according to claim 8, wherein the second hinge portion (122) has a rotation center axis (12a) with respect to the first hinge portion (121), the support (111) extends along the rotation center axis (12a), the stopper frame (112), the support (111), the hinge (12), and the spray arm (13) are opposite along the rotation center axis (12a), and the water supply pipe (14) is inserted through the stopper frame (112), the support (111), the hinge (12), and the spray arm (13) along the rotation center axis (12 a).

15. The spray arm assembly of claim 8,

the water supply pipe (14) is provided with a first positioning flange (141), the water supply pipe (14) is arranged on the limiting frame (112) in a penetrating mode, and the first positioning flange (141) is limited on one side, close to the hinge (12), of the limiting frame (112);

the water supply pipe (14) is provided with a second positioning flange (142), the water supply pipe (14) penetrates through the hinge (12), and the second positioning flange (142) is limited on one side, close to the limiting frame (112), of the hinge (12).

16. The spray arm assembly according to claim 15, wherein the water supply pipe (14) comprises a pipe portion (143) and a socket portion (144), the socket portion (144) is connected and communicated with the pipe portion (143), the radial dimension of the socket portion (144) is larger than that of the pipe portion (143), the socket portion (144) is matched with the hinge (12) and the shaft hole of the spray arm (13), and the pipe portion (143) is arranged in the mounting seat (11) and is spaced apart from the bracket (111).

17. The spray arm assembly of claim 16,

the first positioning flange (141) is arranged on the pipe part (143) and is far away from the sleeve joint part (144); and/or

The second positioning flange (142) is arranged on the sleeve part (144) and is adjacent to the pipe part (143).

18. A sit-down bathing apparatus, comprising:

a device main body (200);

a spray arm assembly according to any one of claims 1 to 17, the mounting (11) being mounted on the device body (200), the spray arm (13) being swingable to spray water towards different locations on the device body (200).

19. A sit-bathing apparatus according to claim 18, wherein the apparatus body (200) comprises:

a base (21);

the spraying device comprises a backrest (22), wherein the backrest (22) is connected with the base (21) and extends upwards, the left side and the right side of the backrest (22) are connected with the spraying arm assemblies, the spraying arms (13) in the spraying arm assemblies on the two sides of the backrest (22) extend forwards, and the spraying arms (13) can swing up and down to spray water towards different positions above the base (21).

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