Self-closing top-spraying shower

Abstract

A self-closing overhead shower includes a housing with a lower opening, a faceplate, a spray nozzle, a switch plate, a spring, and a seat plate. The base plate is fitted to the faceplate, the switch plate and the base plate are opposite each other, a guide post and a guide hole are slidably fitted, and a valve core is inserted into the valve core cavity and slidably fitted. The spring is sleeved on the guide post and supports the switch plate at the guide hole. The inlet pipe is slidably fitted and sealed with the guide sleeve, the sleeve and the cylindrical seat are slidably fitted, the upper end of the spring fits into the seat plate, and the cylindrical seat fits into the mounting hole. Under normal conditions, the sealing nozzle and the sealing seat are sealed, and the valve core and the valve core cavity are sealed. During operation, the sealing nozzle and the sealing seat, as well as the valve core and the valve core cavity, separate. Water pressure and the action of the spring achieve the switching between water output and sealing. Under normal conditions, under the action of the spring, the valve core and the valve core cavity are fitted, and the sealing nozzle and the sealing seat are sealed. During use, water pressure causes the valve core and the valve core cavity to separate, and the sealing nozzle and the sealing seat to separate, achieving water spraying. The action of the spring and the water pressure achieves the switching between water output and self-closing.

Description

Technical Field

[0001] This utility model relates to the field of bathroom technology, and in particular to an overhead shower head. Background Technology

[0002] The existing technology, Chinese patent 202320743245.8, describes a top-mounted shower head structure, including a shower head housing. The shower head housing comprises a top steel plate, a bottom steel plate, and a sandwich steel strip. The top and bottom steel plates are symmetrically arranged vertically. The sandwich steel strip is positioned between the top and bottom steel plates, with its upper and lower ends welded to the edges of the top and bottom steel plates, respectively. The bottom steel plate has several shower head outlet holes. An installation interface is located at the center of the top steel plate and connects to an adjustment mechanism. The installation interface is connected to the interior of the shower head housing. The problem is that residual water drips even after the shower faucet is turned off. Utility Model Content

[0003] The purpose of this utility model is to provide a self-closing overhead shower head, which has the feature of automatically closing and preventing dripping after the shower faucet is turned off.

[0004] This utility model is implemented as follows: a self-closing overhead shower head, characterized in that it includes a housing with a lower opening, a faceplate, a spray nozzle, a switch plate, a spring, and a base plate.

[0005] The housing includes mounting holes and countersunk holes;

[0006] The faceplate includes an annular cavity with an upper opening, a valve core with an upper opening, a nozzle protrusion hole, and several guide posts;

[0007] The water spray component includes a base plate, a central hole on the base plate, several nozzles and several fixing holes, and the water inlet end of the nozzle is provided with a water sealing seat;

[0008] The switch plate includes a valve core cavity with a lower opening, a guide sleeve disposed on the valve core cavity, a sleeve surrounding the valve core cavity, several guide holes, and several sealing components.

[0009] The seat plate includes a cavity, a cylindrical seat with a lower opening, a water inlet seat, and a water inlet pipe;

[0010] The base plate and the cover are attached together, the valve core passes through the central hole, the nozzle extends from the nozzle extension hole, and the guide post passes through the fixing hole; the switch plate and the base plate are opposite each other, the guide post and the guide hole are slidably engaged, and the valve core is inserted into the valve core cavity and is also slidably engaged; the spring is sleeved on the guide post and is supported and engaged with the switch plate at the guide hole; the water inlet pipe is slidably engaged with the guide sleeve and is sealed, the sleeve and the cylindrical seat are slidably engaged, the upper end of the spring is engaged with the seat plate, the annular cavity is inserted into the cavity part, and the cover and the switch plate are fixed; the cover and the countersunk hole are fitted together, and the cylindrical seat and the mounting hole are fitted together; under normal conditions, the water sealing element and the water sealing seat are sealed, and the valve core and the valve core cavity are sealed; during operation, the water sealing element and the water sealing seat, as well as the valve core and the valve core cavity, are separated; the water pressure and the spring action realize the conversion between water outlet and water sealing.

[0011] The self-closing overhead shower head is characterized by the following: the base plate is provided with a hook hole; the face cover is provided with a hook, and the hook engages with the hook hole.

[0012] The self-closing overhead shower head is characterized in that: the switch plate is provided with a lower spring seat with an upper opening surrounding the guide hole, and the lower end of the spring is inserted into the lower spring seat.

[0013] The self-closing overhead shower head is characterized by the following feature: the base plate is provided with an annular column base;

[0014] The guide post is inserted into the annular base, and the annular base is inserted into the upper end of the spring.

[0015] The self-closing overhead shower head is characterized by the following features: the upper part of the inner circumferential wall of the housing is provided with axial stiffeners, and the lower part is provided with several arc-shaped protrusions.

[0016] The lower surface of the support plate is supported by an arc-shaped protrusion, and the upper surface of the support plate mates with the lower end of the axial stiffener.

[0017] The self-closing overhead shower head is characterized by the following feature: the seat plate is provided with supporting ribs surrounding the lower part of the cylindrical seat;

[0018] The housing has a mounting hole with a fixing cylinder, a cylindrical seat is inserted into the fixing cylinder, and a support rib supports the fixing cylinder.

[0019] The self-closing overhead shower head is characterized in that: the water inlet seat is provided with an upper ball head seat cavity and a lower ball head seat cavity, the upper ball head seat cavity is provided with an internal thread, and the lower ball head seat cavity is connected to the water inlet pipe;

[0020] It also includes a universal water inlet assembly, which consists of a lower ball joint, an upper ball joint, and a ball joint.

[0021] The lower ball head seat has a lower spherical concave surface.

[0022] The upper ball head seat is provided with an upper spherical concave surface and external threads;

[0023] The ball head is equipped with a water guide hole, a neck, and an internal threaded water inlet interface;

[0024] The lower ball head and the upper ball head are respectively located in the lower ball head cavity and the upper ball head cavity, and the internal threads on the upper ball head and the upper ball head cavity are screwed together.

[0025] This utility model relates to a self-closing overhead shower head. Under normal conditions, the valve core and valve core cavity cooperate under the action of the spring, and the water sealing element and water sealing seat are sealed. When in use, the water pressure causes the valve core and valve core cavity to separate, and the water sealing element and water sealing seat to separate, thus realizing water spraying. The action of the spring and water pressure realizes the conversion between water output and self-closing. Attached Figure Description

[0026] Figure 1 This is a cross-sectional view of the present invention.

[0027] Figure 2 This is a three-dimensional sectional view of the present invention.

[0028] Figure 3 This is a perspective view of the present invention.

[0029] Figure 4 This is one of the exploded perspective views of this utility model.

[0030] Figure 5 This is the second exploded perspective view of this utility model.

[0031] Figure 6 This is the third exploded perspective view of this utility model. Detailed Implementation

[0032] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0033] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0034] like Figure 1 , Figure 2As shown, a self-closing overhead shower head includes a housing 1 with a lower opening, a faceplate 2, a spray nozzle 3, a switch plate 4, a spring 5, and a base plate 6.

[0035] The housing 1 includes a mounting hole 11 on the top plate and a countersunk hole 12 on the lower opening;

[0036] The face cover 2 includes an annular cavity 21 with an upper opening, a valve core 22 with an upper opening disposed on the face cover 2 inside the annular cavity 21, a nozzle protrusion hole 23, and several guide posts 24.

[0037] The water spray component 3 includes a base plate 31, a central hole 32 provided on the base plate 31, a plurality of nozzles 33 and a plurality of fixing holes 34, and the water inlet end of the nozzle 33 is provided with a water sealing seat 331; the water spray component 3 is made of rubber or silicone material and has elasticity;

[0038] The switch plate 4 includes a valve core cavity 41 with a lower opening, a guide sleeve 42 disposed on the valve core cavity 41, a sleeve 43 surrounding the valve core cavity 41, a plurality of guide holes 44, and a plurality of water sealing components 45.

[0039] The seat plate 6 includes a cavity 61, a cylindrical seat 62 with a lower opening, a water inlet seat 63, and a water inlet pipe 64;

[0040] The substrate 31 is attached to the cover 2, the valve core 22 passes through the central hole 32, the nozzle 33 extends from the nozzle extension hole 23, and the guide post 24 passes through the fixing hole 34; the switch plate 4 and the substrate 31 are opposite each other, the guide post 24 and the guide hole 44 are slidably engaged, the valve core 22 is inserted into the valve core cavity 41 and is slidably engaged; the spring 5 is sleeved on the guide post 24 and is supported by the switch plate 4 at the guide hole 44; the water inlet pipe 64 is slidably engaged with the guide sleeve 42 and is sealed, and the sleeve 43 and the cylindrical shape The seat 62 slides, the upper end of the spring 5 engages with the seat plate 6, the annular cavity 21 is inserted into the cavity 61, and the face cover 2 and the switch plate 4 are fixed; the face cover 2 and the countersunk hole 12 are fitted together, and the cylindrical seat 62 and the mounting hole 11 are fitted together; under normal conditions, the water sealing element 45 and the water sealing seat 331 are sealed, and the valve core 22 and the valve core cavity 41 are sealed; during operation, the water sealing element 45 and the water sealing seat 331, as well as the valve core 22 and the valve core cavity 41, are separated; the water pressure and the action of the spring realize the conversion between water outlet and water sealing.

[0041] When this utility model is used, Figure 1 , Figure 2In the indicated state, the water inlet seat 63 is connected to the water source, the water source switch is open, and water enters the cavity formed by the valve core 22 and the valve core cavity 41 through the water inlet seat 63 and the water inlet pipe 64. Under the action of water pressure, the water pressure overcomes the elastic force of the spring 5, the switch plate 4 moves upward, the valve core 22 and the valve core cavity 41 separate, and the water sealing element 45 and the water sealing seat 311 separate. Water enters the space between the switch plate 4 and the base plate 31. At the same time, the spring 5 is compressed, and the nozzle 33 sprays water. When the water source switch is turned off, the water pressure is lost, and the switch plate 4 moves downward under the action of the spring 5. The valve core 22 and the valve core cavity 41 are sealed, and the water sealing element 45 and the water sealing seat 311 are sealed. This achieves anti-drip.

[0042] As a further improvement of this utility model: the seat plate 6 is provided with a hook hole 65; the cover 2 is provided with a hook 25, which engages with the hook hole 65.

[0043] As a further improvement of this utility model: the switch plate 4 is provided with a lower spring seat 441 with an upper opening surrounding the guide hole 44, and the lower end of the spring 5 is inserted into the lower spring seat 441.

[0044] As a further improvement of this utility model: the base plate 6 is provided with an annular column base 66;

[0045] The guide post 24 is inserted into the annular post seat 66, and the annular post seat 66 is inserted into the upper end of the spring 5.

[0046] As a further improvement of this utility model: the upper part of the inner circumferential wall of the shell 1 is provided with an axial stiffener 13, and the lower part is provided with a plurality of arc-shaped protrusions 14.

[0047] The arc-shaped protrusion 14 supports the lower surface of the seat plate 6, and the upper surface of the seat plate 6 mates with the lower end of the axial stiffener 13. This structure prevents the seat plate 6 from moving up and down.

[0048] As a further improvement of this utility model: the seat plate 6 is also provided with a seat guide rod 67;

[0049] The guide rod 67 passes through the spring 5, the guide hole 44 of the switch plate 4, the fixing hole 34 on the base plate 31, and is inserted into the insertion hole on the cover 2. This structure prevents the base plate and the cover from separating when the switch plate 4 moves.

[0050] As a further improvement of this utility model: the seat plate 6 is provided with a supporting rib plate 621 surrounding the lower part of the cylindrical seat 62;

[0051] The housing 1 has a mounting hole 11 with a fixing cylinder 111, a cylindrical seat 62 is inserted into the fixing cylinder 111, and a supporting rib 621 supports the fixing cylinder 111. This structure can prevent the seat plate and the housing from moving relative to each other.

[0052] As a further improvement of this utility model: the water inlet seat 63 is provided with an upper ball head seat cavity 631 and a lower ball head seat cavity 632, the upper ball head seat cavity 631 is provided with an internal thread, and the lower ball head seat cavity is connected to the water inlet pipe 64.

[0053] It also includes a universal water inlet component 7, which comprises a lower ball head seat 71, an upper ball head seat 72, and a ball head 73.

[0054] The lower ball head seat 71 is provided with a lower spherical concave surface.

[0055] The upper ball head seat 72 is provided with an upper spherical concave surface and an external thread;

[0056] The ball head 73 is provided with a water guide hole 731, a neck 732 and an internal thread water inlet 733;

[0057] The lower ball head seat 71 and the upper ball head seat 72 are respectively located in the lower ball head seat cavity 832 and the upper ball head seat cavity 631, and the internal threads on the upper ball head seat 72 and the upper ball head seat cavity 631 are screwed together.

[0058] Although embodiments of the present invention have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A self-closing overhead shower head, characterized in that: Includes a housing with a lower opening, a faceplate, a water spray component, a switch plate, a spring, and a base plate. The housing includes mounting holes and countersunk holes; The faceplate includes an annular cavity with an upper opening, a valve core with an upper opening, a nozzle protrusion hole, and several guide posts; The water spray component includes a base plate, a central hole on the base plate, several nozzles and several fixing holes, and the water inlet end of the nozzle is provided with a water sealing seat; The switch plate includes a valve core cavity with a lower opening, a guide sleeve disposed on the valve core cavity, a sleeve surrounding the valve core cavity, several guide holes, and several sealing components. The seat plate includes a cavity, a cylindrical seat with a lower opening, a water inlet seat, and a water inlet pipe; The base plate and the cover are attached together, the valve core passes through the central hole, the nozzle extends from the nozzle extension hole, and the guide post passes through the fixing hole; the switch plate and the base plate are opposite each other, the guide post and the guide hole are slidably engaged, and the valve core is inserted into the valve core cavity and is also slidably engaged; the spring is sleeved on the guide post and is supported and engaged with the switch plate at the guide hole; the water inlet pipe is slidably engaged with the guide sleeve and is sealed, the sleeve and the cylindrical seat are slidably engaged, the upper end of the spring is engaged with the seat plate, the annular cavity is inserted into the cavity part, and the cover and the switch plate are fixed; the cover and the countersunk hole are fitted together, and the cylindrical seat and the mounting hole are fitted together; under normal conditions, the water sealing element and the water sealing seat are sealed, and the valve core and the valve core cavity are sealed; during operation, the water sealing element and the water sealing seat, as well as the valve core and the valve core cavity, are separated; the water pressure and the spring action realize the conversion between water outlet and water sealing.

2. The self-closing overhead shower head according to claim 1, characterized in that: The base plate is provided with hook holes; the cover is provided with hooks, which are engaged with the hook holes.

3. The self-closing overhead shower head according to claim 1, characterized in that: The switch plate is provided with a lower spring seat with an upper opening surrounding the guide hole, and the lower end of the spring is inserted into the lower spring seat.

4. A self-closing overhead shower head according to claim 1, characterized in that: The base plate is provided with an annular column base; The guide post is inserted into the annular base, and the annular base is inserted into the upper end of the spring.

5. A self-closing overhead shower head according to claim 1, characterized in that: The upper part of the inner circumferential wall of the shell is provided with axial stiffeners, and the lower part is provided with several arc-shaped protrusions. The lower surface of the support plate is supported by an arc-shaped protrusion, and the upper surface of the support plate mates with the lower end of the axial stiffener.

6. A self-closing overhead shower head according to claim 1, characterized in that: The seat plate is also provided with a seat guide rod; The seat guide rod passes through the spring, the guide hole of the switch plate, the fixing hole on the base plate, and the insertion hole on the faceplate and is inserted.

7. A self-closing overhead shower head according to claim 1, 2, 3, 4, 5 or 6, characterized in that: The seat plate is provided with supporting ribs that surround the lower part of the cylindrical seat; The housing has a mounting hole with a fixing cylinder, a cylindrical seat is inserted into the fixing cylinder, and a support rib supports the fixing cylinder.

8. A self-closing overhead shower head according to claim 7, characterized in that: The water inlet seat is provided with an upper ball head seat cavity and a lower ball head seat cavity. The upper ball head seat cavity is provided with an internal thread, and the lower ball head seat cavity is connected to the water inlet pipe. It also includes a universal water inlet assembly, which consists of a lower ball joint, an upper ball joint, and a ball joint. The lower ball head seat has a lower spherical concave surface. The upper ball head seat is provided with an upper spherical concave surface and external threads; The ball head is equipped with a water guide hole, a neck, and an internal thread water inlet interface; The lower ball head and the upper ball head are respectively located in the lower ball head cavity and the upper ball head cavity, and the internal threads on the upper ball head and the upper ball head cavity are screwed together.

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