CN216589964U

CN216589964U - Water faucet capable of saving materials and being assembled easily

Info

Publication number: CN216589964U
Application number: CN202123110342.3U
Authority: CN
Inventors: 赵春荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-24
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a material-saving water faucet easy to assemble, which comprises a handle, an integrally formed valve core and a main body, wherein the main body comprises a water inlet cavity, a water outlet cavity and a cylindrical cavity which are communicated; when the valve core is assembled at the bottom of the cylinder cavity, the water inlet cavity and the water outlet cavity can be blocked, and the valve core is connected with the threads of the cylinder cavity through the threads on the valve core; a limiting hole is formed in the position, higher than the thread, of the cylindrical cavity, and a limiting bolt (23) for preventing the valve core from being separated from the cylindrical cavity is assembled in the limiting hole; the valve core is sleeved with a sealing rubber ring (3), and the sealing rubber ring (3) is pressed on the wall of the cylinder cavity.

Description

Water faucet capable of saving materials and being assembled easily

Technical Field

The utility model relates to the technical field of faucets, in particular to a faucet which saves materials and is easy to assemble.

Background

The existing valve element direct-opening type faucet comprises a valve element and a rotary handle, wherein the valve element and the rotary handle are composed of a valve body, a sealing film and a valve rod, the Chinese utility model with the publication number of CN202812220U discloses a high-efficiency production long-service-life low-cost valve element direct-opening leakage-free water faucet which comprises a valve body, a sealing film, a guide sleeve, an upper valve rod, a lower valve rod and a rotary handle, the sealing film is arranged at a water inlet cavity opening of the valve body, the guide sleeve is arranged in the valve body, the bottom of the guide sleeve presses the edge of the sealing film on the end face of a water outlet cavity opening of the valve body, the upper valve rod is in running fit with the guide sleeve, the lower valve rod is in sliding fit with the guide sleeve and acts on the sealing film, the rotary handle is sleeved on the valve body and connected with the upper valve rod, and the upper valve rod and the lower valve rod are sleeved in a threaded mode; the valve body port is screwed with a fastening ring, the fastening ring is pressed on the end face of the guide sleeve and the shaft shoulder of the upper valve stem body through a check ring, and the port of the rotary handle is abutted against the limiting end face correspondingly arranged on the valve body. Also, as disclosed in patent No. CN2387328Y, a durable faucet is disclosed, which comprises a valve body provided with a water inlet and a water outlet, the upper end of the valve body is connected with a hollow valve seat, a conical valve core is arranged in the valve seat, and the upper end of the valve seat is connected with a switch knob, and the durable faucet is characterized in that the conical valve core comprises a small valve core and a large valve core with valve rods, the small valve core and the large valve core are arranged in series from top to bottom, and the top ends of the valve rods of the small valve core are connected with an inner cover of the switch knob; the outer surface of the hollow valve seat is provided with a guide arc-shaped groove; the switch knob hole is provided with little boss, and little boss inserts in the direction arc recess, and can follow direction arc recess rotary motion from top to bottom, drives little case and reciprocates simultaneously to realize switch tap.

The above solutions all have the following disadvantages: 1. the valve core mainly comprises a guide sleeve, an upper valve rod, a lower valve rod and the like, and can work only by matching with modules such as a fastening ring, a stop ring, a ridge pin, a bump and the like, the structure of the valve core is complex, a plurality of sets of dies are required for die sinking, the assembling process is complex, and the production efficiency is low. 2. The rotary handle and the valve core are formed separately, the rotary handle needs to be opened inside and outside, the mold opening difficulty is high, and unqualified products are easy to generate. 3. The valve body is high due to the complex valve core, the material consumption of the valve body is large, and the cost is high.

Disclosure of Invention

The utility model provides a water tap which has simple structure, less assembly steps, material saving and easy assembly.

In order to solve the technical problem, the utility model discloses a material-saving water faucet easy to assemble, which comprises a handle, an integrally formed valve core and a main body, wherein the main body comprises a water inlet cavity, a water outlet cavity and a cylindrical cavity which are communicated; when the valve core is assembled at the bottom of the cylinder cavity, the water inlet cavity and the water outlet cavity can be blocked, and the valve core is connected with the threads of the cylinder cavity through the threads on the valve core; a limiting hole is formed in the position, higher than the thread, of the cylindrical cavity, and a limiting bolt for preventing the valve core from being separated from the cylindrical cavity is assembled in the limiting hole; the valve core is sleeved with a sealing rubber ring, and the sealing rubber ring is tightly pressed on the wall of the cylinder cavity.

Preferably, the handle is integrally formed with the valve cartridge.

Preferably, the sealing rubber ring is arranged above the top end of the thread of the valve core.

Preferably, the threaded top end of the valve core is provided with a table top with the same external diameter as the thread.

Preferably, the sealing gasket is arranged on the table top.

Preferably, the axial length of the thread of the valve core is 7.5-8.5 mm.

Preferably, the vertical distance between the top end of the thread of the valve core and the limiting hole is 3.5-4.5 mm.

Preferably, the bottom surface of the valve core is provided with a rubber pad which is integrally formed with the valve core.

Preferably, the valve core is of a middle-shaped structure, the cylindrical cavity is of a structure which is matched with the valve core and is wide at the top and narrow at the bottom, the narrow part of the cylindrical cavity penetrates into the water inlet and outlet cavity, and the rubber pad can be pressed on the water through hole at the bottom end of the cylindrical cavity.

Compared with the prior art, the utility model has the following advantages:

1. the valve core designed by the utility model is integrally formed, the valve core can be directly rotated into a cylindrical cavity of the main body during assembly, and finally the limiting bolt is inserted into the limiting hole; the assembly process has the advantages of few and simple steps and time saving.

2. The utility model only needs to be divided into two injection molding parts, namely the valve core and the main body (the limiting bolt and the main body are injected together), so that the number of injection molding parts is small, the number of corresponding molds is small, and the production cost is reduced; and the valve core and the main body have simple structures and high injection molding yield.

3. The valve core is integrally formed, only one component is provided, the structure is simple, the problem that a plurality of components are required to compress the diaphragm in the prior art (such as the guide sleeve, the fastening ring, the upper valve rod, the lower valve rod and the retaining ring are required to be pressed, and the cylinder cavity needs corresponding spaces to be matched with the components, so that the length of the cylinder cavity is longer) is solved, and further, the installation space of the valve core is compressed.

4. The limiting of the valve core is realized by utilizing a limiting hole arranged in the cylindrical cavity and a limiting bolt assembled on the limiting hole, so that the valve core can be prevented from being separated from the cylindrical cavity, and the assembly requirement is met.

5. The sealing rubber ring is moved from the lower part to the upper part of the thread of the valve core, the valve core is shortened by 7-8mm, the corresponding cylinder cavity is shortened by the same length, the material is further saved, and the production cost is reduced.

Drawings

FIG. 1 is an exploded view of an embodiment of a material saving faucet of the present invention that is easy to assemble;

FIG. 2 is a front view of an embodiment of the faucet of the present invention that saves material and is easy to assemble;

FIG. 3 is a front cross-sectional view of FIG. 2;

FIG. 4 is a cross-sectional view A-A of FIG. 2;

fig. 5 is a top view of an embodiment of a faucet of the present invention that saves material and is easy to assemble.

Reference numerals: 1. the water inlet and outlet device comprises a valve core 11, a handle 12, a table top 13, a rubber mat 2, a main body 21, a water inlet and outlet cavity 211 and a water inlet; 212. the water outlet device comprises a water outlet 22, a cylindrical cavity 221, a limiting hole 222, a water through hole 23, a limiting bolt 3 and a sealing rubber ring.

Detailed Description

In order that the objects and advantages of the utility model will be more clearly understood, the following detailed description of the utility model is given in conjunction with the accompanying drawings and examples.

As shown in figures 1 and 2, the utility model discloses a material-saving faucet easy to assemble, which comprises a main body 2 and a valve core 1 with a handle 11, wherein the valve core 1 is integrally formed. The main body 2 mainly comprises a water inlet and outlet cavity 21 and a cylindrical cavity 22, the water inlet and outlet cavity 21 is arranged left and right, and the cylindrical cavity 22 is vertically arranged, is connected into the water inlet and outlet cavity 21 and is communicated with the water inlet and outlet cavity 21. The lower portion of the valve core 1 is assembled in the cylindrical cavity 22 and is in threaded connection with threads on the cylindrical cavity 22 through threads on the valve core 1, when the valve core 1 is rotated to enable the bottom end of the valve core 1 to descend to the bottom of the cylindrical cavity 22, the valve core 1 can block the water inlet and outlet cavity 21, water flow is blocked, when the valve core 1 is rotated to enable the bottom end of the valve core 1 to ascend to leave the bottom of the cylindrical cavity 22, the water inlet and outlet cavity 21 is communicated, and water flow flows to the water outlet 212 from the water inlet 211, so that the water faucet is opened and closed. The position, higher than the screw threads, of the cylindrical cavity 22 is provided with a limiting hole 221, the limiting hole 221 is provided with a limiting bolt 23 used for preventing the valve core 1 from being separated from the cylindrical cavity 22, the limiting bolt 23 limits the rising height of the valve core 1, the valve core 1 can be guaranteed to be separated from the main body 2 under the action of water pressure, and meanwhile, the valve core 1 is prevented from being separated from the main body 2 when the valve core 1 is rotated. The number of the limiting holes 221 may be multiple, in this embodiment, two limiting holes 221 are located on the same diameter, and preferably, the connecting line of the two limiting holes 221 is located in the same direction with the water inlet/outlet cavity 21. In order to prevent water leakage, a sealing rubber ring 3 is sleeved outside the valve core 1, and the sealing rubber ring 3 is tightly pressed on the wall of the cylindrical cavity 22.

The sealing rubber ring 3 can be arranged above the thread of the valve core 1 or below the thread of the valve core 1, and in order to shorten the length of the valve core 1, save materials and ensure no water leakage, in the embodiment, the sealing rubber ring 3 is arranged above the top end of the thread of the valve core 1, and the valve core 1 is shortened by 7-8 mm.

The top end of the thread of the valve core 1 is provided with a table-board 12 with the same external diameter as the thread, the table-board 12 is convenient for limiting the stress of the bolt 23, and can be used for assembling the sealing rubber ring 3 and preventing sundries from falling into the thread.

In this example, the vertical distance between the table surface 12 and the limiting hole 221 is 3.5-4.5mm, that is, the movement displacement of the valve core 1 is 3.5-4.5mm, and the axial length of the thread of the valve core 1 is 7.5-8.5mm, which not only meets the requirement of water flow, but also ensures the connection strength between the valve core 1 and the main body 2, saves materials and reduces the production cost.

In this example, the bottom surface of the valve core 1 is provided with a rubber pad 13 integrally formed with the valve core 1, and the rubber pad 13 is made of polyurethane material, so that the valve core is wear-resistant and has long service life.

In this example, the valve core 1 is a Chinese character 'zhong' structure, and the vertical section can be a hollow structure. The cylinder cavity 22 is a structure which is matched with the valve core 1 and has a wide upper part and a narrow lower part, the narrow part of the cylinder cavity penetrates into the water inlet cavity 21 and the water outlet cavity 21, and the rubber pad 13 can be pressed on the water through hole 222 at the bottom end of the cylinder cavity 22.

The above-described embodiments are only specific examples for further explaining the object, technical solution and advantageous effects of the present invention in detail, and the present invention is not limited thereto. Any modification, equivalent replacement, improvement and the like made within the scope of the disclosure of the present invention are included in the protection scope of the present invention.

Claims

1. A tap that economizes on material is easily assembled which characterized in that: the water-saving valve comprises a handle (11), an integrally formed valve core (1) and a main body (2), wherein the main body (2) comprises a water inlet and outlet cavity (21) and a cylindrical cavity (22) which are communicated; when the valve core (1) is assembled at the bottom of the cylindrical cavity (22), the water inlet cavity (21) and the water outlet cavity (21) can be blocked, and the valve core is connected with the threads of the cylindrical cavity (22) through the threads on the valve core; a limiting hole (221) is formed in the position, higher than the thread, of the cylindrical cavity (22), and a limiting bolt (23) used for preventing the valve core (1) from being separated from the cylindrical cavity (22) is assembled in the limiting hole (221); a sealing rubber ring (3) is sleeved outside the valve core (1), and the sealing rubber ring (3) is tightly pressed on the wall of the cylindrical cavity (22).

2. A material saving faucet as set forth in claim 1, being easy to assemble, wherein: the handle (11) and the valve core (1) are integrally formed.

3. A material saving faucet as set forth in claim 1, being easy to assemble, wherein: the sealing rubber ring (3) is arranged above the top end of the thread of the valve core (1).

4. A material saving easy to assemble faucet as claimed in any one of claims 1 to 3, wherein: the top end of the thread of the valve core (1) is provided with a table surface (12) with the same external diameter as the thread.

5. A material saving faucet as set forth in claim 4, being easy to assemble, wherein: the sealing rubber ring (3) is arranged on the table top (12).

6. A material saving easy to assemble faucet as claimed in any one of claims 1 to 3, wherein: the axial length of the thread of the valve core (1) is 7.5-8.5 mm.

7. A material saving faucet as set forth in claim 6, being easy to assemble, wherein: the vertical distance from the top end of the thread of the valve core (1) to the limiting hole (221) is 3.5-4.5 mm.

8. A material saving easy to assemble faucet as claimed in any one of claims 1 to 3, wherein: the bottom surface of the valve core (1) is provided with a rubber pad (13) which is integrally formed with the valve core (1).

9. A material saving faucet as set forth in claim 8, being easy to assemble, wherein: the valve core (1) is of a middle-character structure, the cylindrical cavity (22) is of a structure which is matched with the valve core (1) and is wide at the top and narrow at the bottom, the narrow part of the cylindrical cavity penetrates into the water inlet and outlet cavity (21), and the rubber pad (13) can be pressed on the water through hole (222) at the bottom end of the cylindrical cavity (22).