Metal shower valve body and metal shower

By adopting a shower structure made of welded metal sheets and pipes, the problems of cumbersome assembly and poor robustness of injection-molded parts have been solved, achieving a robust and reliable assembly and a long-life shower design.

CN224533554UActive Publication Date: 2026-07-21XIAMEN MINGHAOXIN KITCHEN & BATHROOM CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XIAMEN MINGHAOXIN KITCHEN & BATHROOM CO LTD
Filing Date
2025-09-10
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

The existing shower valves have cumbersome injection-molded parts that are not very robust, resulting in a short service life and easy damage to the threaded connection structure.

Method used

The shower structure is assembled by splicing metal sheets and metal pipes and welding them together. It includes the shell, temperature control seat assembly and switching seat assembly. Laser welding is used to improve the strength and sealing of the assembly.

Benefits of technology

This achieves a robust and reliable assembly of the shower unit, improves sealing and service life, and enhances the product's overall quality.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model provides a kind of metal shower valve body and metal shower, including shell, temperature adjusting seat component and switching seat component, and the shell, temperature adjusting seat component and switching seat component are all made by metal sheet material, metal pipe material split welding.The shell is tubular, is equipped with temperature adjusting installation mouth, switching installation mouth, first water inlet, second water inlet and external interface.The temperature adjusting seat component is welded in the shell, including hot water inlet, mixed water outlet, cold water inlet and temperature adjusting valve installation cavity, the hot water inlet and cold water inlet are connected with the first water inlet and second water inlet of shell respectively.The switching seat component is attached in the shell, including warm water inlet, warm water outlet and switching valve installation cavity, the warm water inlet is communicated with the mixed water outlet, and the warm water outlet is communicated with the external interface.The shower valve body provided by the utility model is welded and fixed between each component, firm and reliable and strong sealing, and the service life of product is long and good in quality.
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Description

Technical Field

[0001] This utility model relates to the field of kitchen and bathroom technology, and in particular to a metal shower valve body and a metal shower. Background Technology

[0002] Shower valves typically use metal for their outer casing, though some may use plastic. However, the internal components, such as the mounting chambers and pipes, are usually injection molded. This is cost-effective, but injection molded parts are prone to damage. Furthermore, they often use threaded connections or interference fits, making the assembly process cumbersome, time-consuming, and resulting in poor assembly stability. Consequently, these types of showers have a short lifespan. Therefore, this invention provides a metal shower structure assembled using a welding machine, which solves the aforementioned technical problems. Utility Model Content

[0003] To solve the above-mentioned technical problems, this utility model proposes a welded shower structure that is sturdy and reliable.

[0004] In a first aspect, a metal shower valve body is provided, comprising a housing, a temperature regulating seat assembly, and a switching seat assembly, wherein the housing, the temperature regulating seat assembly, and the switching seat assembly are all assembled and welded from metal plates and metal pipes.

[0005] The housing is tubular, with a temperature control mounting port and a switching mounting port at each end for housing the temperature control base assembly and the switching base assembly. The housing also has a first water inlet and a second water inlet at each end of its periphery, and an external interface in the middle.

[0006] The temperature control base assembly is welded inside the housing and includes a hot water inlet, a mixing outlet, a cold water inlet, and a temperature control valve mounting cavity. The hot water inlet and the cold water inlet are respectively connected to the first water inlet and the second water inlet of the housing.

[0007] The switching seat assembly is installed inside the housing and includes a warm water inlet, a warm water outlet, and a switching valve mounting cavity. The warm water inlet is connected to the mixing outlet, and the warm water outlet is connected to the external interface.

[0008] The shower valve body provided by this utility model has metal parts for both the shell and internal components. During assembly, the various components are fixed together by welding, resulting in a firm and reliable assembly with strong sealing performance, long service life, and a high-quality feel.

[0009] Preferably, the welding of the housing, temperature regulating seat assembly and switching seat assembly is all done by laser welding. After welding, the housing, temperature regulating seat assembly and switching seat assembly have high dimensional accuracy and good sealing performance.

[0010] Preferably, the switching seat assembly includes a switching cylinder, a water outlet pipe, a water outlet seat, and a connecting pipe.

[0011] The switching cylinder is installed in the switching mounting port. The end of the switching cylinder has a warm water inlet and a warm water outlet. The switching valve mounting cavity is located inside. The inlet end of the outlet pipe is connected to and welded to the warm water inlet, and the outlet end is connected to and welded to the inlet of the outlet seat. The outlet of the outlet seat is aligned with the outer interface of the housing. There are at least two sets of the outer interface, warm water inlet, outlet pipe, and outlet seat, meaning the shower outputs at least two types of water and connects to at least two different water outlets. One end of the connecting pipe is inserted into the mixing outlet, and the other end is inserted into the warm water outlet, thus the temperature regulating seat assembly supplies water to the switching seat assembly through the connecting pipe.

[0012] Preferably, a connecting pipe is welded to the outside of the mixing outlet, and a connecting pipe is also welded to the outside of the warm water outlet. Both ends of the connecting pipe are inserted into the two connecting pipes respectively, improving the ease of installation of the connecting pipe. The periphery of the connecting pipe has a relief constriction at the water outlet seat, which can prevent the diameter of the shell from being too large, and can also prevent the diameter of the connecting pipe from being too small, thus reducing the water flow.

[0013] Preferably, the temperature regulating base assembly includes a temperature regulating cylinder, a water inlet pipe, and a temperature regulating end cap.

[0014] The temperature-regulating cylinder has a hot water inlet and a drain outlet at its end, a cold water inlet at its periphery, and a temperature-regulating valve mounting cavity inside. During installation, the temperature-regulating cylinder is inserted into the mounting cavity and welded to the housing. A partition plate is also welded into the temperature-regulating cylinder, dividing the temperature-regulating valve mounting cavity into a first inlet cavity and a second inlet cavity. The first inlet cavity connects to the hot water inlet and the mixing outlet, while the second inlet cavity connects to the cold water inlet. The partition plate has a clearance opening, connecting the first and second inlet cavities. When the temperature-regulating valve is installed in the mounting cavity, the inlet and outlet at the valve's end are located in the first inlet cavity and connected to the hot water inlet and the mixing outlet, respectively, while the inlet at the valve's periphery is located in the second inlet cavity and connected to the cold water inlet.

[0015] The outlet end of the water inlet pipe is connected to and welded to the hot water inlet to form a seal. The inlet end of the water inlet pipe extends along the axial direction of the shell and bends, and is aligned with and connected to the second water inlet, thereby creating a gap between it and the shell to prevent the shell from getting hot.

[0016] The temperature-regulating end cap is inserted into the temperature-regulating mounting port and welded to the housing. The temperature-regulating end cap seals the mounting cavity of the temperature-regulating cylinder and has an insertion hole for the temperature-regulating valve to be inserted into the temperature-regulating cylinder. The outward-facing end of the temperature-regulating end cap has internal threads for installing the pressing ring of the temperature-regulating valve. In addition, the tubular component and the end plate component of the temperature-regulating end cap are fixed by welding.

[0017] The end of the temperature regulating cylinder is provided with an eccentric cover, which covers the drain outlet. The mixing outlet is located at the end of the eccentric cover. The drain outlet and the mixing outlet are connected, so that the mixing outlet can be connected to the outlet of the temperature regulating valve and can be eccentrically set.

[0018] Preferably, the bottom of the temperature control valve mounting cavity is provided with a receiving seat, the receiving seat is provided with a receiving interface facing the temperature control installation port for covering the end of the temperature control valve, and the other end is provided with a plug pipe that is inserted into the drain port and welded and fixed, the plug pipe communicating with the receiving interface.

[0019] Preferably, the first and second water inlets are welded with water inlet connectors, and the central axes of the first water inlet and the water inlet connectors are offset and biased towards the side of the temperature control installation port. This can prevent the temperature control valve from being installed too deep, resulting in insufficient valve stem extension length, which would make it difficult to install the adjustment handle.

[0020] Preferably, to facilitate welding and fixing, the first water inlet is conical, with the smaller opening end tightly attached to the cold water inlet of the temperature regulating cylinder and welded thereon, further improving the installation stability of the temperature regulating cylinder and the sealing performance of the water inlet. The water inlet end of the water inlet pipe is inserted into the second water inlet and welded thereon, which also improves the installation stability of the water inlet pipe and the sealing performance of its inlet end.

[0021] Preferably, there are two external interfaces, one facing upwards and the other downwards, and each of the external interfaces is equipped with a water outlet connector, which is used to connect the overhead spray and the shower head, respectively. The water inlet end of the water outlet connector is connected to the water outlet of the water outlet seat by threads after passing through the external interface.

[0022] In a second aspect, a metal shower is provided, which adopts the metal shower valve body described in the first aspect, and further includes a temperature regulating valve and a switching valve, wherein the temperature regulating valve and the switching valve are respectively installed in the temperature regulating cylinder and the switching cylinder.

[0023] As can be seen from the above description of this utility model, this utility model has the following beneficial effects: The shower valve body provided by this utility model is made of metal plates and metal pipes spliced ​​and welded together. After assembly, it is firm and reliable, with strong sealing performance and long service life. At the same time, the product also has a high quality. The end of the temperature regulating cylinder is provided with an eccentric cap, so that the mixing outlet can be connected to the outlet of the temperature regulating valve and can also be eccentrically set. The first water inlet is offset from the central axis of the water inlet connector and is biased towards the side of the temperature control installation port. This can prevent the temperature control valve from being installed too deep, which would result in insufficient valve stem extension and make it difficult to install the adjustment handle. The first water inlet is conical, which allows it to be welded to the cold water inlet of the temperature control cylinder, thereby further improving the installation firmness of the temperature control cylinder and the sealing performance of the water inlet; The inlet end of the water inlet pipe is inserted into the second water inlet and welded to improve the installation firmness of the water inlet pipe and the sealing of its inlet end. Attached Figure Description

[0024] The accompanying drawings, which are provided to further illustrate the present invention and constitute a part of the present invention, illustrate exemplary embodiments of the present invention and are used to explain the present invention, but do not constitute an undue limitation of the present invention.

[0025] in: Figure 1 An axial view of a metal shower valve body Figure 1 ; Figure 2 An axial view of a metal shower valve body Figure 2 ; Figure 3 An explosion of a metal shower valve body Figure 1 ; Figure 4 An explosion of a metal shower valve body Figure 2 ; Figure 5 An explosion of a metal shower valve body Figure 3 ; Figure 6 An explosion of a metal shower valve body Figure 4 ; Figure 7 This is a front view of a metal shower valve body; Figure 8 A cross-section of a metal shower valve body Figure 1 ;(about Figure 7 (AA section) Figure 9 A cross-section of a metal shower valve body Figure 2 ;(about Figure 8 (BB location) Figure 10 This is an axonometric view of a metal shower. Figure 11 A cross-section of a metal shower. Figure 1 ; Figure 12 A cross-section of a metal shower. Figure 2 ; Figure 13 This is a front view of a metal shower. Figure 14 This is the axial view of the temperature control mount assembly. Figure 1 ; Figure 15 This is the axial view of the temperature control mount assembly. Figure 2 ; Figure 16 This is the axial view of the switching unit assembly. Figure 1 ; Figure 17 This is the axial view of the switching unit assembly. Figure 2 ; Figures 1 to 17 The markings are as follows: housing 1, temperature control installation port 11, switching installation port 12, first water inlet 13, second water inlet 14, external interface 15, water outlet connector 16, temperature control base assembly 2, temperature control cylinder 21, hot water inlet 211, mixed water outlet 212, cold water inlet 213, partition plate 214, drain outlet 215, eccentric cover 216, receiving seat 217, water inlet pipe 22, temperature control end cover 23, switching base assembly 3, switching cylinder 31, warm water inlet 311, warm water outlet 312, water outlet pipe 32, water outlet base 33, connecting pipe 34, butt joint pipe 341, clearance constriction 342, temperature control valve 4, switching valve 5. Detailed Implementation

[0026] To make the technical problem to be solved, the technical solution, and the beneficial effects of this utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain this utility model and are not intended to limit this utility model.

[0027] Please see Figures 1 to 17 A metal shower valve body includes a housing 1, a temperature regulating seat assembly 2, and a switching seat assembly 3, wherein the housing 1, the temperature regulating seat assembly 2, and the switching seat assembly 3 are all assembled and welded from metal plates and metal pipes.

[0028] The housing 1 is tubular, with a temperature control mounting port 11 and a switching mounting port 12 at both ends for the temperature control seat assembly 2 and the switching seat assembly 3 to be installed. The housing 1 also has a first water inlet 13 and a second water inlet 14 at both ends of its periphery, and an external interface 15 in the middle.

[0029] In one embodiment, water inlet connectors are welded to the outside of the first water inlet 13 and the second water inlet 14. The central axis of the first water inlet 13 is offset from that of the water inlet connector and is biased toward the side of the temperature control installation port 11. This can prevent the temperature control valve 4 from being installed too deep, which would result in insufficient valve stem extension length and make it difficult to install the adjustment handle.

[0030] The temperature regulating seat assembly 2 is welded inside the housing 1 and includes a hot water inlet 211, a mixing outlet 212, a cold water inlet 213, and a temperature regulating valve 4 mounting cavity. The hot water inlet 211 and the cold water inlet 213 are respectively connected to the first water inlet 13 and the second water inlet 14 of the housing 1.

[0031] In one embodiment, the temperature regulating base assembly 2 includes a temperature regulating cylinder 21, a water inlet pipe 22, and a temperature regulating end cap 23, wherein, The temperature regulating cylinder 21 is provided with a hot water inlet 211 and a drain outlet 215 at one end, a hot and cold water inlet 213 at the periphery, and a thermostatic valve mounting cavity inside. During installation, the temperature regulating cylinder 21 is inserted into the temperature regulating mounting port 11 and welded to the housing 1 for fixation. The temperature regulating cylinder 21 is also equipped with a partition plate 214 by welding. The partition plate 214 divides the temperature regulating valve mounting cavity into a first water inlet cavity and a second water inlet cavity. The first water inlet cavity is connected to the hot water inlet 211 and the mixing outlet 212, and the second water inlet cavity is connected to the cold water inlet 213. The partition plate 214 is provided with a clearance opening, and the first water inlet cavity and the second water inlet cavity are connected through the clearance opening. When the temperature regulating valve 4 is installed in the temperature regulating valve mounting cavity, the water inlet and outlet at the end of the temperature regulating valve 4 are located in the first water inlet cavity and are connected to the hot water inlet 211 and the mixing outlet 212, respectively, while the water inlet at the periphery of the temperature regulating valve 4 is located in the second water inlet cavity and is connected to the cold water inlet 213.

[0032] The temperature-regulating end cap 23 is inserted into the temperature-regulating mounting port 11 and welded to the housing 1. The temperature-regulating end cap 23 covers the mounting cavity of the temperature-regulating cylinder 21 and has an insertion hole for the temperature-regulating valve 4 to be inserted into the temperature-regulating cylinder 21. The outward-facing end of the temperature-regulating end cap 23 has internal threads for installing the pressing ring of the pressing temperature-regulating valve 4. In addition, the tubular component and the end plate component of the temperature-regulating end cap 23 are fixed by welding.

[0033] The end of the temperature regulating cylinder 21 is welded with an eccentric cover 216 that seals the drain outlet 215. The mixing outlet 212 is located at the end of the eccentric cover 216. The drain outlet 215 and the mixing outlet 212 are connected, so that the mixing outlet 212 can both connect to the outlet of the temperature regulating valve 4 and be eccentrically positioned. Preferably, the bottom of the temperature regulating valve mounting cavity is provided with a receiving seat 217. The receiving seat 217 has a receiving interface facing the temperature regulating mounting port 11 for covering the end of the temperature regulating valve 4, and the other end has a plug pipe that is inserted into the drain outlet 215 and welded in place. The plug pipe is connected to the receiving interface.

[0034] The outlet end of the water inlet pipe 22 is connected to and welded to the hot water inlet 211 to form a seal. The inlet end of the water inlet pipe 22 extends along the axial direction of the housing 1 and bends, and is aligned with and connected to the second water inlet 14, thereby creating a gap between it and the housing 1 to prevent the housing 1 from getting hot.

[0035] In one embodiment, to enable welding fixation, the first water inlet 13 is conical, with the smaller opening end tightly attached to the cold water inlet 213 of the temperature regulating cylinder 21 and welded thereon, further improving the installation firmness of the temperature regulating cylinder 21 and the sealing performance of the water inlet. The water inlet end of the water inlet pipe 22 is inserted into the second water inlet 14 and welded thereon, also improving the installation firmness of the water inlet pipe 22 and the sealing performance of its water inlet end.

[0036] The switching seat assembly 3 is installed inside the housing 1 and includes a warm water inlet 311, a warm water outlet 312 and a switching valve 5 mounting cavity. The warm water inlet 311 is connected to the mixing outlet 212 and the warm water outlet 312 is connected to the external interface 15.

[0037] In one embodiment, the switching base assembly 3 includes a switching cylinder 31, a water outlet pipe 32, a water outlet base 33, and a connecting pipe 34. The switching cylinder 31 is installed into the switching mounting port 12 and welded in place. The end of the switching cylinder 31 is provided with a warm water inlet 311 and a warm water outlet 312. The inlet end of the water outlet pipe 32 is connected to and welded to the warm water inlet 311, and the outlet end is connected to and welded to the inlet of the water outlet base 33. The outlet of the water outlet base 33 is aligned with the outer interface of the housing 1. There are at least two sets of the outer interface 15, the warm water inlet 311, the water outlet pipe 32, and the water outlet base 33, meaning that the shower outputs at least two types of water and connects to at least two types of water outlets. In this embodiment, there are two outer interfaces 15, one facing upwards and one facing downwards, and each of the two outer interfaces 15 is equipped with a water outlet connector 16, which is used to connect the overhead shower and the shower head, respectively. The inlet end of the water outlet connector 16 passes through the outer interface 15 and is assembled together with the outlet of the water outlet base 33 by threads.

[0038] One end of the connecting pipe 34 is inserted into the mixing outlet 212, and the other end is inserted into the warm water outlet 312, so that the temperature regulating seat assembly 2 supplies water to the switching seat assembly 3 through the connecting pipe 34. Preferably, a connecting pipe 341 is welded to the outside of the mixing outlet 212, and a connecting pipe 341 is also welded to the outside of the warm water outlet 312. The two ends of the connecting pipe 34 are respectively inserted into the two connecting pipes, which improves the ease of installation of the connecting pipe 34. In addition, the periphery of the connecting pipe 34 is provided with an avoidance constriction 342 at the water outlet seat 33, which can prevent the diameter of the shell 1 from being too large, and can also prevent the diameter of the connecting pipe 34 from being too small, thus reducing the water flow.

[0039] In another embodiment, a metal shower is provided, which adopts the above-mentioned metal shower valve body and further includes a temperature regulating valve 4 and a switching valve 5, wherein the temperature regulating valve 4 and the switching valve 5 are respectively installed in the temperature regulating cylinder 21 and the switching cylinder 31.

[0040] In this embodiment, the metal shower unit is assembled by first welding the inlet pipe 22, the receiving seat 217, the partition plate 214, and the eccentric cover 216 onto the temperature regulating cylinder 21. Then, the temperature regulating cylinder 21 is installed into the housing 1. During installation, the inlet end of the inlet pipe 22 bends against the inner wall of the housing 1. When assembled, the inlet end of the inlet pipe 22 is inserted into the second inlet 14 of the housing 1 (this can be achieved using a ramped pusher block, from the switching installation port 1). 2. Insert the water inlet pipe 22 into the second water inlet 14, and weld the temperature regulating cylinder 21 and the water inlet pipe 22 to the housing 1. Then, install the temperature regulating end cap 23 into the temperature regulating installation port 11 and weld it. At this time, the end of the temperature regulating end cap 23 abuts against the opening of the temperature regulating cylinder 21. Preferably, a mating boss and a stepped hole can be provided between the end of the temperature regulating end cap 23 and the opening of the temperature regulating cylinder 21. Then, the temperature regulating valve 4 can be assembled. In addition, when assembling the switching seat assembly 3, weld the switching cylinder 31, the water outlet pipe 32 and the water outlet seat 33 together, and install them into the switching installation port 12 and weld them. At this time, the connecting pipe 34 is also inserted into the warm water outlet 312 of the switching cylinder 31. When the switching is assembled in place, the other end of the connecting pipe 34 is also inserted into the mixing outlet 212 of the temperature regulating cylinder 21. Then, the switching valve 5 can be assembled.

[0041] The shower valve body provided by this utility model has metal parts for its housing 1 and internal components. During assembly, the various components are fixed together by welding. After assembly, it is firm and reliable, has strong sealing performance, long service life, and also has a high quality.

[0042] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection, an electrical connection, or a connection that allows communication between them; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0043] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0044] In this utility model, the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to a specific feature, structure, material, or characteristic described in connection with that embodiment or example, which is included in at least one embodiment or example of this utility model. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Furthermore, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0045] Although the above embodiments have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Any changes, modifications, substitutions and variations made to the above embodiments by those skilled in the art are within the protection scope of the present invention.

Claims

1. A metal shower valve body, characterized in that, It includes a housing, a temperature regulating base assembly, and a switching base assembly, and the housing, temperature regulating base assembly, and switching base assembly are all assembled and welded from metal plates and metal pipes; The shell is tubular, with a temperature adjustment installation port and a switching installation port at both ends. The two ends of the periphery of the shell are respectively provided with a first water inlet and a second water inlet, and an external interface is provided in the middle. The temperature control base assembly is welded inside the housing and includes a hot water inlet, a mixing outlet, a cold water inlet, and a temperature control valve mounting cavity. The hot water inlet and the cold water inlet are respectively connected to the first water inlet and the second water inlet of the housing. The switching seat assembly is installed inside the housing and includes a warm water inlet, a warm water outlet, and a switching valve mounting cavity. The warm water inlet is connected to the mixing outlet, and the warm water outlet is connected to the external interface.

2. The metal shower valve body according to claim 1, characterized in that, The welding of the housing, temperature control base assembly, and switching base assembly is all performed using laser welding.

3. A metal shower valve body according to claim 1, characterized in that, The switching assembly includes a switching cylinder, a water outlet pipe, a water outlet seat, and a connecting pipe; the switching cylinder has a warm water inlet and a warm water outlet at its end, and a switching valve mounting cavity inside; the water inlet of the water outlet pipe is connected to and welded to the warm water inlet, and the water outlet is connected to and welded to the water inlet of the water outlet seat; the water outlet of the water outlet seat is aligned with the outer interface of the housing; there are at least two sets of the outer interface, the warm water inlet, the water outlet pipe, and the water outlet seat; one end of the connecting pipe is inserted into the mixing outlet, and the other end is inserted into the warm water outlet.

4. A metal shower valve body according to claim 3, characterized in that, The outside of the mixing outlet is welded with a connecting pipe, and the outside of the warm water outlet is also welded with a connecting pipe. The two ends of the connecting pipe are respectively inserted into the two connecting pipes; the periphery of the connecting pipe is provided with a relief constriction at the water outlet seat.

5. A metal shower valve body according to claim 1, characterized in that, The temperature regulating base assembly includes a temperature regulating cylinder, a water inlet pipe, and a temperature regulating end cap. The temperature regulating cylinder has a hot water inlet and a drain outlet at its end, a cold water inlet at its periphery, and a temperature regulating valve mounting cavity inside. A partition plate is welded into the temperature regulating cylinder, dividing the temperature regulating valve mounting cavity into a first water inlet cavity and a second water inlet cavity. The first water inlet cavity connects to the hot water inlet and the mixing outlet, while the second water inlet cavity connects to the cold water inlet. The partition plate has a clearance opening, through which the first water inlet cavity and the second water inlet cavity are connected. The cylinder is inserted into the temperature regulating installation port and welded in place. The outlet end of the water inlet pipe is connected and welded to the hot water inlet. The water inlet end extends along the axial direction of the shell and bends, and is aligned with and connected to the second water inlet. The temperature regulating end cap is inserted into the temperature regulating installation port and welded in place to the shell. The temperature regulating end cap covers the installation cavity of the temperature regulating cylinder and has an insertion hole. The outward-facing end of the temperature regulating end cap has an internal thread. The end of the temperature regulating cylinder has an eccentric cap that covers the drain outlet. The mixing outlet is located at the end of the eccentric cap, and the drain outlet and the mixing outlet are connected.

6. A metal shower valve body according to claim 5, characterized in that, The bottom of the temperature control valve mounting cavity is provided with a receiving seat, the receiving seat is provided with a receiving interface facing the temperature control installation port, and the other end is provided with a plug pipe that is inserted into the drain port and welded and fixed, the plug pipe is connected to the receiving interface.

7. A metal shower valve body according to claim 1, characterized in that, Water inlet connectors are welded to the outside of the first and second water inlets. The central axis of the first water inlet is offset from that of the water inlet connector and is biased toward the side of the temperature control installation port.

8. A metal shower valve body according to claim 5, characterized in that, The first water inlet is conical, with the smaller opening end tightly attached to the cold water inlet of the temperature control cylinder and welded thereon; the water inlet end of the water inlet pipe is inserted into the second water inlet and welded thereon.

9. A metal shower valve body according to claim 1, characterized in that, There are two external interfaces, one facing upwards and the other downwards, and each of the external interfaces is equipped with a water outlet connector. The water inlet end of the water outlet connector is connected to the water outlet of the water outlet seat by threads after passing through the external interface.

10. A metal showerhead, characterized in that, The metal shower valve body according to any one of claims 1 to 9 further includes a temperature regulating valve and a switching valve, wherein the temperature regulating valve and the switching valve are respectively installed in the temperature regulating cylinder and the switching cylinder.