CN220727188U

CN220727188U - Stainless steel tap

Info

Publication number: CN220727188U
Application number: CN202322499751.XU
Authority: CN
Inventors: 钟圣辉
Original assignee: Fujian Shenghui Technology Development Co ltd
Current assignee: Fujian Shenghui Technology Development Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-05
Anticipated expiration: 2033-09-14

Abstract

The utility model discloses a stainless steel faucet, which comprises a valve core barrel, an outer sleeve, a valve core switch and a faucet main body made of stainless steel; a water inlet channel and a water outlet channel are formed in the tap main body, a mounting cavity is also formed in the tap main body, a valve core seat is arranged in the mounting cavity, and external threads are formed on the periphery of the valve core seat; an annular space is formed between the external thread and the inner wall of the mounting cavity; a first internal thread is formed in the valve core barrel; one end part of the outer sleeve is inserted into the mounting cavity, and the valve core cylinder is in threaded connection with the valve core seat; the valve core barrel is provided with a first limit step, the outer sleeve is internally provided with a second limit step, and the valve core switch is locked and limited in the valve core barrel and is abutted with the valve core seat. Compared with the prior art, the stainless steel faucet body formed by cutting and machining is provided with the external threads, and the stainless steel faucet body is connected with the valve core barrel through the first internal threads, so that the faucet body is more convenient to cut and machine, and the production cost of the faucet is reduced.

Description

Stainless steel tap

Technical Field

The utility model relates to the technical field of kitchens and bathrooms, in particular to a stainless steel faucet.

Background

Because the traditional prior art faucet is formed by casting copper materials and then electroplating, and because the materials contain harmful elements such as lead and zinc and the pollution to the environment during electroplating, the faucet is harder to enter the market with high requirements on environmental protection and sanitation and safety, and in this case, people adopt the faucet made of stainless steel, and because the faucet does not contain lead, does not need electroplating, is difficult to oxidize, is easy to clean and other factors, the faucet is popular in high-end markets since the appearance. For example, a stainless steel shell is adopted, and a plastic valve core tube is arranged in the stainless steel shell. However, such a faucet has the problem that a separate cartridge tube is required to be produced, increasing production costs.

As shown in fig. 1 of chinese patent CN202188191U, a cartridge for accommodating a cartridge is provided at a side portion of a main faucet body (faucet housing), and a cartridge of a conventional stainless faucet is integrally formed on the faucet housing, or the cartridge is separately processed and connected to the faucet housing by spot welding. Therefore, the tap main body needs to be cast together with the valve core barrel or processed by the step of welding the valve core barrel on the tap shell, and the manufacturing cost of the tap is greatly increased.

In view of the above, the present inventors have made intensive studies to solve the above-mentioned drawbacks of the prior art.

Disclosure of Invention

The utility model mainly aims to provide a stainless steel faucet, which solves the problems that the casting and processing of a faucet main body with a valve core barrel in the background art are inconvenient, and the valve core barrel is troublesome to connect with a stainless steel faucet main body, and can reduce the production cost of the stainless steel faucet.

In order to achieve the above object, the solution of the present utility model is:

the stainless steel faucet comprises a faucet main body which is formed by integrally cutting a valve core barrel, an outer sleeve, a valve core switch and stainless steel; a water inlet channel and a water outlet channel are formed in the faucet main body, a mounting cavity is further formed in the faucet main body, a valve core seat integrally connected with the faucet main body is arranged in the mounting cavity, and external threads are formed on the periphery of the valve core seat; an annular space for inserting one end of the valve core barrel and one end of the outer sleeve are formed between the external thread and the inner wall of the mounting cavity; a first internal thread is formed in the valve core barrel; one end part of the outer sleeve is inserted into the mounting cavity, and the first internal thread of the valve core barrel is in threaded connection with the external thread of the valve core seat; the valve core barrel is provided with a first limit step which is used for being abutted with the outer end face of the outer sleeve, the outer sleeve is internally provided with a second limit step which is used for being abutted with the valve core switch, and the valve core switch is locked and limited in the valve core barrel and is abutted with the valve core seat.

Further, the tap main body is integrally processed by adopting a cylindrical stainless steel bar material, and the outer side surface of the tap main body is provided with a cylindrical surface.

Further, the water inlet channel comprises a cold water channel and a hot water channel which are integrally formed in the tap main body; the valve core switch is a cold and hot water mixing switch; the valve core seat is provided with a cold water via hole, a hot water via hole and a water outlet via hole which are respectively communicated with the cold water channel, the hot water channel and the water outlet channel; the bottom surface of the cold and hot water mixing switch is respectively in butt joint with the cold water via hole, the hot water via hole and the water outlet via hole.

Further, a second internal thread for connecting a water supply pipe is formed in each of the cold water channel and the hot water channel, and a third internal thread located below the cold water channel and the hot water channel is also formed in the tap body.

Further, the outer sleeve is a hollow cylindrical stainless steel cylinder, the installation cavity is internally provided with a cylindrical surface inner wall, and the inner diameter of the cylindrical surface inner wall is equal to the outer diameter of the outer sleeve.

Further, a cavity is formed between the outer wall of the valve core barrel and the inner wall of the outer sleeve, and the specification of a valve core switch in the inner cavity of the valve core barrel is 25mm.

Further, the valve core cylinder is formed by integrally molding a plastic material; the valve core cylinder is provided with a plurality of driving blocks for rotating the valve core cylinder during installation.

Further, the water outlet channel is positioned at the top end of the tap main body, and a fourth internal thread is formed in the upper end of the water outlet channel.

Further, the fourth internal thread is connected with a rotary joint, and a tap water outlet pipe is sleeved on the outer side of the rotary joint.

Further, an extension part is integrally formed at the upper end of the tap main body, and the outer side surface of the extension part is a rotation surface; the fourth internal thread is formed within the extension.

After the structure is adopted, the stainless steel faucet has at least the following beneficial effects:

1. the valve core barrel and the outer sleeve body outside the valve core barrel are connected to the tap main body in a split mode, so that the tap main body can be machined conveniently, and the production cost is reduced. If the tap main body is processed by adopting a cylindrical stainless steel bar material, the influence of the valve core barrel is not needed to be considered. The faucet body is internally provided with the water inlet channel and the water outlet channel in a machining mode, a plastic valve core tube is not needed, and the cost is reduced.

2. The valve core barrel is connected with the external thread on the valve core seat through the internal thread, and simultaneously the outer sleeve is propped against the mounting cavity through the first limiting step and the valve core switch is limited through the second limiting step, so that the outer sleeve can be assembled conveniently without opening a screw thread on the outer sleeve. The outer sleeve is also preferably of stainless steel so that, after the outer sleeve is mounted with the stainless steel tap body, the outer sleeve is seen to be tightly connected with the tap body.

3. The extension on the tap main part has increased the axial space of fourth internal thread, can set up more screw thread number of turns for rotary joint connects more firmly, the extension also has the swivel face, so can say extension and carry out machine-shaping together when cutting, like the turning.

Compared with the prior art, the stainless steel faucet body formed by cutting and machining is provided with the external threads, and the stainless steel faucet body is connected with the valve core barrel through the first internal threads, so that the faucet body is more convenient to cut and machine, and the production cost of the faucet is reduced.

Drawings

FIG. 1 is a schematic cross-sectional view of a stainless steel faucet according to the present utility model.

Fig. 2 is a schematic perspective sectional structure of the present utility model.

Fig. 3 is a schematic perspective sectional view of another section of the present utility model.

Fig. 4 is a schematic exploded view of the present utility model.

Fig. 5 is a schematic perspective view of a faucet body.

FIG. 6 is a schematic perspective view of the faucet body from a second perspective.

FIG. 7 is a schematic perspective view of a faucet body from a third perspective.

Fig. 8 is a schematic perspective view of the cartridge.

In the figure:

a tap body 1; a cold water channel 11; a hot water channel 12; a water outlet channel 13; a mounting cavity 14; an annular space 141; a valve core seat 15; an external thread 151; a cold water via 152; a hot water via 153; a second internal thread 16; a third internal thread 17; a water outlet via hole 18; a fourth internal thread 181; an extension 19;

a valve core barrel 2; a first internal thread 21; a first limit step 22; a second limit step 23; a drive block 24; an outer sleeve 3; and a valve core switch 4.

Detailed Description

In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.

As shown in fig. 1 to 8, the stainless steel faucet according to the present utility model comprises a faucet body 1, which is formed by integrally cutting a valve cartridge 2, an outer sleeve 3, a valve cartridge switch 4 and stainless steel; a water inlet channel and a water outlet channel 13 are formed in the tap main body 1, an installation cavity 14 is also formed on the tap main body 1, a valve core seat 15 integrally connected with the tap main body 1 is arranged in the installation cavity 14, and external threads 151 are formed on the periphery of the valve core seat 15; an annular space 141 for inserting one end of the valve core barrel 2 and one end of the outer sleeve 3 are formed between the external thread 151 and the inner wall of the mounting cavity 14; a first internal thread 21 is formed in the valve core barrel 2; one end part of the outer sleeve 3 is inserted into the mounting cavity 14, and the first internal thread 21 of the valve core barrel 2 is in threaded connection with the external thread 151 of the valve core seat 15; the valve core barrel 2 is provided with a first limit step 22 which is used for being abutted against the outer end face of the outer sleeve 3, the outer sleeve 3 is internally provided with a second limit step 23 which is used for being abutted against the valve core switch 4, and the valve core switch 4 is locked and limited in the valve core barrel 2 and is abutted against the valve core seat 15.

Thus, according to the stainless steel faucet, the valve core barrel 2 and the outer sleeve body outside the valve core barrel 2 are connected to the faucet main body 1 in a split mode, and therefore the faucet main body 1 can be machined conveniently, and production cost is reduced. Preferably, the faucet body 1 is integrally formed by adopting a cylindrical stainless steel bar, the outer side surface of the faucet body 1 is provided with a cylindrical surface, and the faucet body 1 is cut by adopting the cylindrical stainless steel bar, so that the influence of the valve core barrel 2 is not required to be considered. The faucet body 1 adopts a machining mode, such as drilling and tapping, to form a water inlet channel and a water outlet channel 13, a plastic valve core tube is not needed to be arranged, so that the cost is reduced, and meanwhile, the stainless steel materials which are not cut off are filled outside the water inlet channel and the water outlet channel 13, so that the faucet body 1 has larger weight and better weight hand feeling.

The valve core barrel 2 is connected with the external thread 151 on the valve core seat 15 through the first internal thread, and simultaneously the outer sleeve 3 is propped against the inside of the mounting cavity 14 through the first limiting step 22 and the valve core switch 4 is limited through the second limiting step 23, so that the outer sleeve 3 can be conveniently assembled without opening screw threads on the outer sleeve 3. The outer sleeve 3 is preferably also of stainless steel so that after the outer sleeve 3 has been mounted to the stainless steel tap body 1, the outer sleeve 3 is seen to be firmly connected to the tap body 1.

Preferably, as shown in fig. 3 and 6, the water inlet passage includes a cold water passage 11 and a hot water passage 12 integrally formed in the tap body 1; the valve core switch 4 is a cold and hot water mixing switch; the valve core seat 15 is provided with a cold water via hole 152, a hot water via hole 153 and a water outlet via hole 18 which are respectively communicated with the cold water channel 11, the hot water channel 12 and the water outlet channel 13; the bottom surface of the cold and hot water mixing switch is respectively in butt joint with the cold water through hole 152, the hot water through hole 153 and the water outlet through hole 18. Further, the cold water channel 11 and the hot water channel 12 are respectively formed with a second internal thread 16 for connecting a water supply pipe (not shown), and the tap body 1 is also formed with a third internal thread 17 located under the cold water channel 12.

The water supply pipe supplies cold water and hot water to the cold water channel 11 and the hot water channel 12, respectively, and the cold water and the hot water are supplied to the water outlet channel 13 after entering the cold and hot water mixing switch, and are supplied to the water outlet pipe (not shown in the figure). The water temperature of the outlet water can be adjusted according to the requirements of users through the cold and hot water mixing valve core.

Preferably, the outer sleeve 3 is a hollow cylindrical stainless steel cylinder, the installation cavity 14 is internally provided with a cylindrical surface inner wall, and the inner diameter of the cylindrical surface inner wall is equal to the outer diameter of the outer sleeve 3. The installation cavity 14 is used for limiting the outer sleeve 3 in the radial direction, so that a large gap is not reserved between the installation cavity 14 and the outer sleeve 3 after the outer sleeve 3 is installed, the outer sleeve 3 cannot shake in the installation cavity 14, and the outer sleeve 3 cannot rotate along with the valve core barrel 2 in the process of rotating and installing, so that scratch on the outer surface of the outer sleeve 3 is effectively avoided. The outer sleeve 3 is axially limited by the first limiting step 22, so that the outer sleeve 3 is prevented from falling out.

Preferably, a cavity is formed between the outer wall of the valve core barrel 2 and the inner wall of the outer sleeve 3, and the specification of the valve core switch 4 in the inner cavity of the valve core barrel 2 is 25mm. In this way, the outer sleeve 3 can be made larger in outer diameter, while the smaller 25mm gauge spool switch 4 is used internally. The cavity reduces the use of the material of the valve core barrel 2, such as reducing the wall thickness, reducing the material cost and injection molding defects, and reducing the production cost.

Preferably, the valve core barrel 2 is integrally formed by plastic materials; the valve core barrel 2 is provided with a plurality of driving blocks 24 for rotating the valve core barrel 2 during installation. The driving block 24 is matched with a spanner to rotate the valve core barrel 2 when being installed or removed.

Preferably, the water outlet channel 13 is located at the top end of the faucet body 1, and a fourth internal thread 181 is formed in the upper end of the water outlet channel 13. The fourth internal thread 181 is connected with a rotary joint (not shown in the figure), and a tap water outlet pipe (not shown in the figure) is sleeved on the outer side of the rotary joint. The rotary joint enables the tap water outlet pipe to smoothly rotate relative to the tap main body 1.

Preferably, an extension part 19 is integrally formed at the upper end of the tap main body 1, and the outer side surface of the extension part 19 is a rotation surface; the fourth internal thread 181 is formed in the extension 19. The extension 19 on the tap body 1 increases the axial space of the fourth internal thread 181, and can set more thread turns, so that the rotary joint connection is more stable, and the extension 19 also has a rotation surface, so that the extension 19 can be machined and molded together during cutting, such as turning.

Compared with the prior art, the external thread 151 is arranged on the stainless steel tap main body 1 formed by cutting and processing and is connected with the valve core barrel 2 through the first internal thread 21, so that the tap main body 1 is more convenient to cut and process, and the production cost of the tap is reduced.

The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.

Claims

1. The stainless steel faucet is characterized by comprising a faucet main body which is obtained by integrally cutting a valve core barrel, an outer sleeve, a valve core switch and stainless steel; a water inlet channel and a water outlet channel are formed in the faucet main body, a mounting cavity is further formed in the faucet main body, a valve core seat integrally connected with the faucet main body is arranged in the mounting cavity, and external threads are formed on the periphery of the valve core seat; an annular space for inserting one end of the valve core barrel and one end of the outer sleeve are formed between the external thread and the inner wall of the mounting cavity; a first internal thread is formed in the valve core barrel; one end part of the outer sleeve is inserted into the mounting cavity, and the first internal thread of the valve core barrel is in threaded connection with the external thread of the valve core seat; the valve core barrel is provided with a first limit step which is used for being abutted with the outer end face of the outer sleeve, the outer sleeve is internally provided with a second limit step which is used for being abutted with the valve core switch, and the valve core switch is locked and limited in the valve core barrel and is abutted with the valve core seat.

2. A stainless steel tap according to claim 1, wherein said tap body is integrally formed from a cylindrical stainless steel bar, and wherein said tap body has a cylindrical surface on an outer side thereof.

3. A stainless steel faucet according to claim 1, wherein said water inlet passage comprises a cold water passage and a hot water passage integrally formed in said faucet body; the valve core switch is a cold and hot water mixing switch; the valve core seat is provided with a cold water via hole, a hot water via hole and a water outlet via hole which are respectively communicated with the cold water channel, the hot water channel and the water outlet channel; the bottom surface of the cold and hot water mixing switch is respectively in butt joint with the cold water via hole, the hot water via hole and the water outlet via hole.

4. A stainless steel tap according to claim 3, wherein said cold water passage and said hot water passage are each formed with a second internal thread for connecting to a water supply pipe, and wherein said tap body is further formed with a third internal thread located below both the cold water passage and the hot water passage.

5. A stainless steel tap according to claim 1, wherein said outer sleeve is a hollow cylindrical stainless steel cylinder, said mounting cavity having a cylindrical inner wall therein, said cylindrical inner wall having an inner diameter equal to an outer diameter of said outer sleeve.

6. A stainless steel tap according to any one of claims 1-5, wherein a cavity is provided between an outer wall of said cartridge and an inner wall of said outer sleeve, and wherein a size of a cartridge switch in an inner cavity of said cartridge is 25mm.

7. The stainless steel faucet of claim 1, wherein the cartridge is integrally formed of a plastic material; the valve core cylinder is provided with a plurality of driving blocks for rotating the valve core cylinder during installation.

8. A stainless steel tap according to claim 1 or 2, wherein said water outlet passage is provided at the top end of the tap body, and a fourth internal thread is formed in the upper end of said water outlet passage.

9. The stainless steel faucet of claim 8, wherein the fourth internal thread is connected to a swivel joint, and a faucet outlet pipe is sleeved outside the swivel joint.

10. The stainless steel faucet of claim 8, wherein the upper end of the faucet body is integrally formed with an extension, and the outer side of the extension is a revolution surface; the fourth internal thread is formed within the extension.