CN204573283U - A kind of Pushtype water tap based on guide structure - Google Patents

Abstract

The utility model belongs to the technical field of faucet equipment, and in particular relates to a push-type faucet based on a pilot structure, which includes a main body, a main body cover is fixedly connected above the main body, and a pressing device fixing seat is fixedly connected above the main body cover. A magnet A is arranged in the internal gap of the fixing seat of the pressing device. The upper surface of the magnet A is threadedly connected with a connecting shaft, and the other end of the connecting shaft is threadedly connected with a pressing plate. The lower surface of the pressing plate is connected to the pressing device. A pressing spring is arranged between the upper surfaces of the fixing seats; a magnet B is arranged in the inner space of the fixing seat of the pressing device, and a small piston rod is screwed on the lower surface of the magnet B; , a pilot hole is provided in the middle of the large piston; a sealing cylinder is provided in the middle of the main body, and a large piston sealing ring is cooperatively provided between the large piston and the sealing cylinder.

Description

A push-type faucet based on pilot structure

technical field

The utility model belongs to the technical field of faucets, in particular to a push-type faucet based on a pilot structure.

Background technique

Faucets are used in our daily life, whether they are at home or in public places. The original faucets were cast in bronze, later switched to less expensive brass. With the rapid development of the changing economy, the faucet industry has also undergone tremendous changes. According to the materials, it can be divided into SUS304 stainless steel , cast iron, plastic, brass , zinc alloy faucets, polymer composite faucets and other categories. However, according to the opening method, the faucet can be divided into spiral type, wrench type, lifting type and induction type. When the screw-type handle is opened, it needs to be rotated many times; the wrench-type handle generally only needs to be rotated 90 degrees; In daily life, the spiral type, wrench type, and lifting type all need to be manually closed again after use, and the faucet cannot be automatically closed, and often dirty hands again; although the induction faucet solves this problem to a certain extent Problems, but sensory faucets are often complicated in structure and expensive. With the continuous development of mechanical modernization, various new types of faucets have emerged. For example, Chinese patent CN201020289801.1 discloses a push-type faucet, which is characterized in that it includes a faucet shell, a nut, a compression spring, a square key, a gasket, a joint It is composed of a water plug and a switch; the switch is located under the water outlet, and water will flow out just by pressing the switch, and the switch will be rinsed clean while washing hands, and the water outlet will be automatically closed after use. Although the above-mentioned mechanism has certain advantages and can automatically close the water tap, it is relatively laborious to press and the water output speed is relatively slow during use.

Contents of the invention

The utility model provides a push-type water faucet based on a pilot structure to solve the problems of relatively laborious pressing of the overall structure and slow water outlet speed proposed in the above-mentioned background technology.

The technical problem solved by the utility model is achieved by the following technical solutions: the utility model provides a push-type faucet based on a pilot structure, which includes a main body, the lower end of the main body is provided with an outlet, and the other end of the right side of the main body is provided with a There is an inlet; a main body cover is fixedly connected above the main body, and a main body cover sealing ring is provided between the main body and the main body cover; a pressing device fixing seat is fixedly connected above the main body cover, and the pressing device A magnet A is arranged in a gap fit inside the fixed seat, and a connecting shaft is threaded on the upper surface of the magnet A, and a connecting shaft is provided in a gap fit with the fixing seat of the pressing device, and the other end of the connecting shaft is threadedly connected with a pressing plate, A pressing spring is provided between the lower surface of the pressing plate and the upper surface of the fixing seat of the pressing device; a magnet B is arranged in the internal clearance of the fixing seat of the pressing device, and the upper surface of the magnet B is connected to the lower surface of the magnet A. There is a certain distance between them, the lower surface of the magnet B is threadedly connected with a small piston rod, and a small piston rod sealing ring is arranged between the small piston rod and the main body cover, and the small piston rod and the small piston rod A return spring is provided on the bottom surface of the piston rod sealing ring, and a spring stop ring in contact with the return spring is provided on the small piston rod; a large piston is provided in the clearance fit inside the main body cover, and a pilot hole is provided in the middle of the large piston A small piston sealing ring is provided between the small piston rod and the pilot hole; a sealing cylinder is provided in the middle of the main body, and a large piston sealing ring is provided between the large piston and the sealing cylinder .

The utility model is further provided that a connecting screw B is fixedly connected between the main body cover and the fixing seat of the pressing device; a connecting screw A is fixedly connected between the main body and the main body cover, and the main body cover There is a main body cover sealing ring groove matching with the main body cover sealing ring, the main body cover is provided with a main body cover inner cavity that is matched with the large piston, and the gap between the large piston and the main body cover inner cavity is 2-4mm; the top surface of the large piston is provided with a damping groove, the damping groove communicates with the pilot hole, the left end of the large piston is conical, and the large piston is provided with a Large piston seal groove for seal fit.

The utility model is further provided that the upper end of the small piston rod is provided with a screw thread connected with the magnet B; the corresponding surfaces of the magnet A and the magnet B are opposite magnetic poles, for example, the bottom surface of the magnet A is an N pole , the top surface of the magnet B is an S pole, or the bottom surface of the magnet A is an S pole, and the top surface of the magnet B is an N pole.

The utility model is further provided that the sealing cylinder is integrated with the main body, and a sealing inner cavity is provided inside the sealing cylinder, and the sealing inner cavity communicates with the outlet.

The beneficial effects of the utility model are:

1. This patent reduces the distance between magnet A and magnet B by setting magnet A and magnet B, gently touching the pressing plate, and using the principle of magnet opposite sex attraction to realize the rapid lifting of the small piston rod, which greatly reduces the pressure of pressing Strength, convenient, quick and effective, more flexible mechanism design.

2. This patent adopts the pilot structure and uses the pressure difference formed on the small piston rod to realize the rapid opening of the large piston, which greatly reduces the opening force, improves the opening speed, and greatly increases the service life of the mechanism, which is convenient and fast.

3. By setting a pressing spring between the pressing plate and the fixing seat of the pressing device, it can effectively avoid the excessive moving distance of magnet A, which will cause magnet A and magnet B to attract and contact each other, so that automatic closing cannot be realized; at the same time, on the small piston rod Set the return spring, when the pressure difference gradually decreases, the reaction force of the return spring can be used to realize the automatic closing of the large piston, which greatly reduces the trouble of manually closing the switch, and at the same time avoids the waste of water resources, energy saving and environmental protection.

4. By setting the sealing ring of the main body cover, the small piston rod sealing ring, the small piston sealing ring and the large piston sealing ring, the reliability of the sealing is ensured, the waste of water resources is avoided, and the mechanism design is more flexible and reliable.

5. The utility model has the advantages of simple structure, convenient operation, excellent function and good market prospect.

Description of drawings

Fig. 1 is a structural schematic diagram of the closed state of the water tap of the utility model.

Fig. 2 is a structural schematic diagram of the water tap of the utility model in a pressed state.

Fig. 3 is a structural schematic diagram of the utility model in the open state of the faucet.

Fig. 4 is a structural schematic diagram of a top view of the faucet of the present invention

Fig. 5 is a structural schematic diagram of the large piston of the present invention.

Fig. 6 is a schematic structural view of the small piston rod of the present invention.

Below in conjunction with accompanying drawing, the utility model is further described:

In the figure: 1-main body, 2-outlet, 3-main body cover sealing ring, 4-main body cover, 5-connecting screw A, 6-pressing device fixing seat, 7-connecting screw B, 8-magnet A, 9-connection Shaft, 10-press spring, 11-press plate, 12-magnet B, 13-small piston rod, 14-small piston rod sealing ring, 15-return spring, 16-small piston sealing ring, 17-big piston, 18- Large piston sealing ring, 19-inlet, 20-body cover inner cavity, 21-seal inner cavity, 22-seal cylinder.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and examples, and the embodiments of the present invention include but not limited to the following examples.

Example:

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, this embodiment includes a main body 1, the lower end of the main body 1 is provided with an outlet 2, and the other end on the right side of the main body 1 is provided with an inlet 19; The upper part of 1 is fixedly connected with a main body cover 4, and the main body 1 and the main body cover 4 are provided with a main body cover sealing ring 3; There is a magnet A8, the upper surface of the magnet A8 is threadedly connected with a connecting shaft 9, the connecting shaft 9 is in clearance fit with the fixing seat 6 of the pressing device, the other end of the connecting shaft 9 is threadedly connected with a pressing plate 11, and the lower surface of the pressing plate 11 is fixed with the pressing device A pressing spring 10 is arranged between the upper surfaces of the seat 6; a magnet B12 is provided for the internal clearance of the fixing seat 6 of the pressing device, and a certain distance is provided between the upper surface of the magnet B12 and the lower surface of the magnet A8, and a small piston is provided for the screw connection under the magnet B12 Rod 13, a small piston rod sealing ring 14 is arranged between the small piston rod 13 and the main body cover 4, a return spring 15 is provided on the bottom surface of the small piston rod 13 and the small piston rod sealing ring 14, and a reset spring 15 is provided on the small piston rod 13. The spring retaining ring that the spring 15 contacts; the internal clearance of the main body cover 4 is provided with a large piston 17, and a pilot hole is provided in the middle of the large piston 17, and a small piston sealing ring 16 is provided between the small piston rod 13 and the pilot hole; A sealing cylinder 22 is provided, and a large piston sealing ring 18 is arranged between the large piston 17 and the sealing cylinder 22 .

The utility model is further provided that a connecting screw B7 is fixedly connected between the main body cover 4 and the pressing device fixing seat 6; a connecting screw A5 is fixedly connected between the main body 1 and the main body cover 4, and the main body cover 4 is provided with the The sealing ring groove of the main body cover with which the cover sealing ring 3 fits, the main body cover 4 is provided with the inner chamber 20 of the main body cover which is matched with the large piston 17 in a gap, and the gap between the large piston 17 and the inner cavity 20 of the main body cover is 2-4mm; the top of the large piston 17 The surface is provided with a damping groove, and the damping groove communicates with the pilot hole. The left end of the large piston is conical, and the large piston 17 is provided with a large piston sealing ring groove that cooperates with the large piston sealing ring 18.

The utility model is further provided with, the upper end of small piston rod 13 is provided with the screw thread that is threadedly connected with magnet B12; The mutual corresponding surface of magnet A5 and magnet B12 is the opposite sex magnetic pole, as the bottom surface of magnet A5 is N pole, and the top surface of magnet B12 is S pole, Or the bottom surface of the magnet A5 is an S pole, and the top surface of the magnet B12 is an N pole.

The utility model is further provided that the sealing cylinder 22 is integrated with the main body 1 , and the sealing cylinder 22 is provided with a sealing inner cavity 21 , and the sealing inner cavity 21 communicates with the outlet 2 .

During actual use, at first the return spring stop ring on the small piston rod 13 moves downward under the active force of the return spring 15, so that the small piston sealing ring 16 on the small piston rod 13 is pressed on the pilot hole of the large piston 17, and then The large piston 17 is driven to move downward in the inner cavity 20 of the main body cover, and finally the large piston sealing ring 18 on the large piston 17 is pressed against the sealing cylinder 22 to realize the closed state; when tap water flows into the , water enters the main body cover inner cavity 20 through the gap between the large piston 17 and the main body cover inner cavity 20, and the pilot hole is closed under the force of the hydraulic force and the return spring 15, and the large piston 17 is also in a closed state. When the pressing plate 11 is pressed, the magnet A8 moves downward inside the fixing seat 6 of the pressing device, so that the distance between the magnet A8 and the magnet B12 decreases, and due to the principle of magnets attracting opposite sexes, the magnet B12 is driven to move upward to drive the small piston rod 13 moves upward, the small piston sealing ring 16 is separated from the pilot hole, and the liquid quickly flows into the sealed inner chamber 2 from the pilot hole and then flows to the outlet 2. Due to the rapid flow of liquid, the pressure in the inner chamber 20 of the main body cover above the large piston 17 drops rapidly , and then the large piston 17 forms a pressure difference up and down, and the large piston 17 is quickly lifted under the action of the pressure difference, thereby realizing the open state of the faucet; when the pressing spring 10 is continuously compressed, a reaction force is generated, thereby driving the pressing plate 11 to drive the magnet A8 Moving upwards, the distance between the magnet A8 and the magnet B12 increases slowly, and the attraction force between the magnet A8 and the magnet B12 gradually weakens accordingly, and at the same time, the liquid continuously passes through the gap between the large piston 17 and the inner cavity 20 of the main body cover Entering the inner cavity 20 of the main body cover, the pressure of the inner cavity 20 of the main body cover is gradually compensated and the return spring 15 is compressed to generate a reaction force, and then slowly drives the small piston rod 13 to move downward, so that the small piston rod on the small piston rod 13 is sealed The ring 16 presses on the pilot hole of the large piston 17, driving the large piston 17 to move downward again inside the inner cavity 20 of the main body cover, and finally the large piston sealing ring 18 on the large piston 17 presses on the sealing cylinder 22, thereby realizing the faucet. closure.

Utilize the technical solution described in the utility model, or those skilled in the art design similar technical solutions under the inspiration of the technical solution of the utility model, and achieve the above-mentioned technical effect, all fall into the protection scope of the utility model .

Claims (4)

1. the Pushtype water tap based on guide structure, it is characterized in that: comprise main body (1), described main body (1) lower end surface is provided with outlet (2), and other end, described main body (1) right side is provided with import (19), described main body (1) top is fixedly connected with and is provided with body cover (4), coordinates and be provided with body cover seal ring (3) between described main body (1) with described body cover (4), described body cover (4) top is fixedly connected with and is provided with press device fixed base (6), the cooperation of described press device fixed base (6) internal void is provided with magnet A (8), described magnet A (8) upper surface is threaded and is provided with coupling shaft (9), described coupling shaft (9) and described press device fixed base (6) Spielpassung, described coupling shaft (9) the other end is threaded and is provided with pressing board (11), is provided with by pressing spring (10) between described pressing board (11) lower surface and described press device fixed base (6) upper surface, the cooperation of described press device fixed base (6) internal void is provided with magnet B (12), establish at regular intervals between described magnet B (12) upper surface and described magnet A (8) lower surface, described magnet B (12) below is threaded and is provided with small piston rod (13), coordinate between described small piston rod (13) with described body cover (4) and be provided with small piston rod seal ring (14), described small piston rod (13) and described small piston rod seal ring (14) bottom surface are provided with Returnning spring (15), described small piston rod (13) is provided with the spring baffle ring contacted with described Returnning spring (15), the cooperation of described body cover (4) internal void is provided with large piston (17), is provided with pilot hole in the middle of described large piston (17), described small piston rod (13) is provided with small piston seal ring (16) with coordinating between described pilot hole, described main body (1) middle part is provided with sealed cylindrical (22), and described large piston (17) is provided with large piston packing (18) with coordinating between described sealed cylindrical (22).

2. a kind of Pushtype water tap based on guide structure according to claim 1, is characterized in that: be fixedly connected with between described body cover (4) with described press device fixed base (6) and be provided with attachment screw B (7); Be fixedly connected with between described main body (1) with described body cover (4) and be provided with attachment screw A (5), described body cover (4) is provided with the body cover seal groove coordinated with described body cover seal ring (3), described body cover (4) is provided with the body cover inner chamber (20) with described large piston (17) Spielpassung, and described large piston (17) and described body cover inner chamber (20) gap are 2-4mm; Described large piston (17) end face is provided with damping groove, described damping groove is communicated with described pilot hole, described large piston left end is coniform, and described large piston (17) is provided with the large piston seal ring recess coordinated with described large piston packing (18).

3. a kind of Pushtype water tap based on guide structure according to claim 1, is characterized in that: described small piston rod (13) upper end is provided with the screw thread be threaded with described magnet B (12); Described magnet A (5) and described magnet B (12) obverse are opposite pole, as as described in magnet A (5) bottom surface be N pole, described magnet B (12) end face is S pole, or described magnet A (5) bottom surface is S pole, described magnet B (12) end face is N pole.

4. a kind of Pushtype water tap based on guide structure according to claim 1, it is characterized in that: described sealed cylindrical (22) and described main body (1) are integrated, described sealed cylindrical (22) inside is provided with closed cavity (21), and described closed cavity (21) communicates with described outlet (2).