A pressure relief device for post-pump water flow and a shower head

Abstract

The application discloses a pressure relief device for water flow after a pump and a shower head, wherein the pressure relief device comprises a water passing body, a water passing channel is arranged in the water passing body, the water passing channel comprises a first part at a water inlet end of the water passing body, the caliber of the first part gradually decreases along the water passing direction, the water passing body further comprises a water blocking plate, a groove is arranged on the water blocking plate and faces the water passing channel, water flowing out of the water passing channel can be shot to the groove, and a water outlet is arranged on the water passing body between the water blocking plate and a water outlet end of the water passing channel; the shower head comprises the pressure relief device; and the application can effectively improve the micro-bubble concentration and increase the experience of users.

Description

TECHNICAL FIELD

[0001] The application relates to a pressure relief device for post-pump water flow and a shower, which is suitable for a water outlet device and belongs to a water passing assembly. BACKGROUND

[0002] With the continuous improvement of people's living standards, people's experience requirements for various products are also getting higher and higher. For example, bathroom products closely related to our lives. People now not only require water outlet, but also require various experiences, such as massage water and micro-bubble water flow. Taking a shower as an example, if the shower water is not pressurized by a pressurizing pump, the micro-bubble concentration of the water outlet is low, and the experience effect for customers is poor. However, if the pressure is too large, the shower is easy to be damaged, directly affecting the service life of the shower. Therefore, a pressure relief device is needed to overcome this problem. At the same time, because the sizes of various bathroom products are different, the pressure relief device also needs to adapt to different products and needs to have good universality. SUMMARY

[0003] In order to solve the above technical problems, the purpose of the application is to provide a pressure relief device for post-pump water flow and a shower.

[0004] The application is realized by the following technical scheme:

[0005] A pressure relief device for post-pump water flow, comprising a water passing body, a water passing channel is arranged in the water passing body, the water passing channel comprises a first part at the water inlet end of the water passing body, the caliber of the first part gradually decreases along the water passing direction, the water passing body further comprises a water baffle, a groove is arranged on the water baffle and faces the water passing channel, water flowing out of the water passing channel can be shot to the groove, and a water outlet is arranged on the water passing body between the water baffle and the water outlet end of the water passing channel.

[0006] In the embodiment of the application, the groove is a bowl-shaped groove.

[0007] In the embodiment of the application, the water passing channel further comprises a second part, the second part is located at the water outlet end of the water passing channel, the caliber of the second part is the same at each part, and the caliber of the first part at the water outlet end is the same as the caliber of the second part.

[0008] In the embodiment of the application, a replaceable inner body is further included, the outer periphery of the inner body can be tightly matched with the second part, and a flow channel capable of being matched and connected with the water passing channel is arranged on the inner body.

[0009] In the embodiment of the application, the flow channel comprises a water inlet section and a water outlet section, the caliber of the water inlet section gradually decreases along the water passing direction, the caliber of the water outlet section is the same at each part, and the caliber of the water inlet section at the water outlet end is the same as the caliber of the water outlet section.

[0010] In the embodiment of the present application, the caliber of the water inlet section of the flow channel is not greater than the caliber of the second part.

[0011] In the embodiment of the present application, the water outlet end of the second part is provided with an annular boss protruding inwardly, and the outer periphery of the water outlet end of the inner body is provided with an annular groove capable of cooperating with the annular boss.

[0012] In the embodiment of the present application, at least two connecting columns are arranged between the water baffle and the outer periphery of the water outlet end of the water passage, and a water outlet is formed between the adjacent two connecting columns.

[0013] In the embodiment of the present application, the outer periphery of the water passage body includes a first section, a second section and a third section along the water passage direction, the outer diameter of the second section gradually decreases along the water passage direction, the outer diameter of the first section is greater than the maximum outer diameter of the second section, and the outer diameter of the third section is not greater than the minimum outer diameter of the second section.

[0014] In the embodiment of the present application, the present application further discloses a shower head comprising the pressure relief device.

[0015] The pressure relief device for post-pump water flow and the shower head have the following beneficial effects: 1. The micro-bubble concentration can be effectively improved, and the user experience can be improved; 2. The uniform shape can be beneficial to assembly efficiency; 3. Different inner bodies can be replaced, so that different water outlet areas can be adapted; 4. The device has strong versatility and can adapt to shower heads with different handle shapes. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0017] Figure 1 is a schematic diagram of the pressure relief device embodiment one in the present application Figure One .

[0018] Figure 2 is a schematic diagram of the pressure relief device embodiment one in the present application Figure Two .

[0019] Figure 3 is a schematic diagram of the pressure relief device embodiment two in the present application Figure One .

[0020] Figure 4 is a schematic diagram of the pressure relief device embodiment two in the present application Figure Two .

[0021] Figure 5is a schematic diagram of the pressure relief device embodiment two in the present application Figure Three .

[0022] Figure 6 is a schematic diagram of the shower in the present application.

[0023] Figure 7 is Figure 6 is an enlarged schematic diagram of A in the present application. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0025] The term "one embodiment" or "an embodiment" as used herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one implementation of the present application. In the description of the present application, it should be understood that the terms "upper", "lower", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more of the features. Moreover, the terms "first", "second" and the like are used to distinguish similar objects, and do not necessarily be used to describe a particular order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0026] With reference to the accompanying drawings, a pressure relief device 100 for water flow after a pump comprises a water passing body 110, a water passing channel 111 is arranged in the water passing body, the water passing channel comprises a first section 112 at an inlet end of the water passing body, the diameter of the first section gradually decreases along the water passing direction, the water passing body further comprises a water blocking plate 120, a groove 121 is arranged on the water blocking plate and faces the water passing channel, the groove has a distance from the outlet end of the second section, that is, the groove forms a distance with the outlet end of the second section, water flowing out of the water passing channel can be shot into the groove, and a water outlet 130 is arranged on the water passing body between the water blocking plate and the outlet end of the water passing channel, in the present application, water is focused by the first section of the water passing channel, and then is directly shot into the groove, and then is discharged from the water outlet. With reference to the accompanying drawings, the groove is a bowl-shaped groove, the surface of the groove can be regarded as a spherical surface, that is, the groove can also be a spherical groove, in a preferred embodiment, the depth of the groove is less than the radius of the spherical surface, more specifically, the depth of the groove is 1 / 3-1 / 2 of the radius of the spherical surface, in this way, water flows into the water passing body along the axial direction, and then changes the direction when being directly shot into the groove, and then is discharged from the water passing body along the radial direction.

[0027] Further, the water passing channel further comprises a second section 113, the second section is located at the outlet end of the water passing channel, the diameter of the second section is the same at different positions, the diameter of the outlet end of the first section is the same as the diameter of the second section, water flow focused by the first section flows to the second section, and is directly shot from the outlet end of the second section to the groove.

[0028] In order to adapt to different shower heads with different water outlet areas to ensure the effect of micro-bubbles, the present application can further comprise a replaceable inner body 140, the outer periphery of the inner body can be tightly matched with the second section, with reference to the accompanying drawings, in a preferred use, the inner body is located at the inner periphery of the second section, and a flow channel 141 capable of being connected with the water passing channel is arranged on the inner body. In a preferred embodiment, a convex ring 145 is arranged on the outer periphery of the inlet end of the inner body, and the convex ring is tightly matched with the inner wall of the second section.

[0029] In order to better transition the water passing channel and the flow channel, the flow channel comprises an inlet section 142 and an outlet section 143, in the present application, different sizes of the outlet section are replaced to match different shower products, the diameter of the inlet section gradually decreases along the water passing direction, that is, water flow is also focused when the water flows through the flow channel, the diameter of the outlet section is the same at different positions, the diameter of the outlet end of the inlet section is the same as the diameter of the outlet section, preferably, the flow channel of the inner body is a scaled-down version of the water passing channel, and the flow channel can be connected with the water passing channel.

[0030] In order to keep the water flow smooth, the diameter of the water inlet section of the flow channel is not greater than the diameter of the second part, that is, the maximum diameter of the water inlet end of the flow channel is equal to or less than the diameter of the second part.

[0031] In order to stably assemble the inner body into the water passing body, the water outlet end of the second part is provided with an annular boss 114 protruding inwardly, and the outer periphery of the water outlet end of the inner body is provided with an annular groove 144 capable of cooperating with the annular boss.

[0032] Further, at least two connecting columns 150 are arranged between the outer periphery of the water baffle and the water outlet end of the water passing channel, and a water outlet 130 is formed between adjacent two connecting columns, and specific reference can be made to the accompanying drawings.

[0033] In a preferred embodiment of the present application, the outer periphery of the water passing body includes a first section 160, a second section 170 and a third section 180 along the water passing direction, wherein the outer diameter of the first section is the same everywhere, and the outer diameter of the third section is also the same everywhere, the outer diameter of the second section gradually decreases along the water passing direction, and the outer diameter of the first section is greater than the maximum outer diameter of the second section, so that a step surface 161 is formed at the connection between the first section and the second section, and the outer diameter of the third section is not greater than the minimum outer diameter of the second section, and the present application can be arranged as follows: the inner periphery of the first section and the second section is arranged as the first part, and the inner periphery of the third section can be arranged as the second part, and the third section can also include the connecting column and the water baffle.

[0034] The present application also discloses a shower head 200 including the pressure relief device 100, and reference can be made to the accompanying drawings, wherein the water inlet end of the shower head is provided with a water inlet connector 210, and the pressure relief device is connected with the water inlet connector in interference fit, preferably, the outer periphery of the first section of the pressure relief device is interference fit with the inner wall of the water inlet connector, and is also sealed connection, so that the water flow can only flow from the water inlet connector to the pressure relief device, and finally flow from the water outlet to the inside of the shower head.

[0035] In the present application: 1. The inner body in the pressure relief device is suitable for shower heads with different water outlet areas. (The diameter of the water outlet section of the inner body corresponds to different water outlet areas of the shower head) The pressure relief device is interference fit with the water inlet connector of the tail part of the shower head, which is convenient to install and has advantages, and is suitable for different shaped shower handles. 2. The inner body in the pressure relief device is suitable for shower heads with different water outlet areas. (The diameter of the water outlet section of the inner body corresponds to different water outlet areas of the shower head) 3. The water flow enters the first part of the device to gather water, becomes an elongated water column through the straight section of the second part, and is directly sprayed on the spherical recess, and the water flow flows out from the unobstructed water outlet. 4. A booster device such as a booster pump is arranged at the front end of the pressure relief device, and the booster pump cooperates with the pressure relief device to achieve the effect of high-concentration micro-bubbles.

[0036] The foregoing description has shown and described preferred embodiments of the application, but it will be understood that the application is not limited to the particular embodiments shown and described, as such will have many modifications, permutations, additions and subtractions and changes as are obvious to one skilled in the art, and it is therefore intended to cover all such modifications and changes as fall within the scope of the application, including full use of the principles and features described herein. Changes and modifications can be made to the application in light of this teaching and it is therefore intended to cover in the appended claims all such changes and modifications that fall within the scope of the application.

Claims

1. A pressure relief device for post-pump water flow comprising a water-passing body, characterised in that, The water passing body is provided with a water passing channel, the water passing channel includes a first part at the water inlet end of the water passing body, the caliber of the first part gradually decreases along the water passing direction, the water passing body is further provided with a water baffle, the water baffle is provided with a groove towards the water passing channel, the water flowing out of the water passing channel can be shot to the groove, the water passing body between the water baffle and the water outlet end of the water passing channel is provided with a water outlet; the groove is a bowl-shaped groove; the water passing channel further includes a second part, the second part is located at the water outlet end of the water passing channel, the caliber of the second part is the same everywhere, the caliber of the water outlet end of the first part is the same as the caliber of the second part; further including a replaceable inner body, the outer periphery of the inner body can be closely matched with the second part, the inner body is provided with a flow channel capable of being matched and connected with the water passing channel; the flow channel includes a water inlet section and a water outlet section, the caliber of the water inlet section gradually decreases along the water passing direction, the caliber of the water outlet section is the same everywhere, the caliber of the water outlet end of the water inlet section is the same as the caliber of the water outlet section.

2. A post-pump water flow pressure relief device according to claim 1, wherein, The caliber of the water inlet section of the flow channel is not greater than the caliber of the second part.

3. A post-pump water flow pressure relief device according to claim 2, wherein, The water outlet end of the second part is provided with an inwardly protruding annular boss, and the outer periphery of the water outlet end of the inner body is provided with an annular groove capable of being matched with the annular boss.

4. A post-pump water flow pressure relief device according to claim 3, wherein, At least two connecting columns are arranged between the water baffle and the outer periphery of the water outlet end of the water passing channel, and the water outlet is formed between the adjacent two connecting columns.

5. A post-pump water flow pressure relief device according to claim 4, wherein, The outer periphery of the water passing body includes a first section, a second section and a third section along the water passing direction, the outer diameter of the second section gradually decreases along the water passing direction, the outer diameter of the first section is greater than the maximum outer diameter of the second section, and the outer diameter of the third section is not greater than the minimum outer diameter of the second section.

6. A showerhead, characterized by The pressure relief device includes any one of the above claims 1-5.

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