CN211525599U

CN211525599U - Ceramic one-way valve

Info

Publication number: CN211525599U
Application number: CN201922319456.5U
Authority: CN
Inventors: 陈铬; 冯宇
Original assignee: Xinxiang Dachang Precision Ceramic Technology Co ltd
Current assignee: Xinxiang Dachang Precision Ceramic Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-09-18
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a pottery check valve, including the valve body, equal threaded connection has a liquid outlet nozzle on valve body top and the bottom outer wall, and valve body one side outer wall axle center department threaded connection has a feed liquor mouth, and the inside threaded connection of feed liquor mouth has mounting panel and the first ring that keeps off that is the horizontal structure and distributes, and the inside threaded connection of liquid outlet nozzle has the base plate that is upper and lower structure and distributes and keeps off the ring with the second, all sets up the through-hole that is equidistant structure and distributes on mounting panel and the base plate top outer wall, and threaded groove has all been seted up in mounting panel and base plate top outer wall center department. The utility model discloses can prevent the valve rod skew through the guide cylinder, and when not using this check valve, the valve rod can closely laminate with first fender ring under the effect of spring, can avoid liquid leakage, can damage or when blockking up at the check valve, can separate screwed pipe and joint to be convenient for change the case subassembly or clear up the debris that block up the check valve, be favorable to strengthening the practicality of check valve.

Description

Ceramic one-way valve

Technical Field

The utility model relates to a liquid filling technical field especially relates to a pottery check valve.

Background

The check valve is a directional control valve in which fluid can flow only in one direction but not in the opposite direction, and is widely used in various pipeline devices.

At present, the toper case that current check valve used takes place the skew easily, and sealing performance is not good, arouses liquid leakage easily, and current case material is plastics, materials such as metal moreover, and the wearability is not good to when the check valve damaged or blockked up, difficult the change, consequently, a pottery check valve need be designed in urgent need to solve above-mentioned problem.

Disclosure of Invention

The utility model aims at solving the existing cone-shaped valve core that the check valve used that exists among the prior art and taking place the skew easily, sealing performance is not good, arouses liquid leakage easily, and current case material is materials such as plastics, metal moreover, and the wearability is not good to when the check valve damages or blocks up, the difficult shortcoming of changing, and a pottery check valve that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a pottery check valve, includes the valve body, equal threaded connection has the liquid outlet nozzle on valve body top and the bottom outer wall, and valve body one side outer wall axle center department threaded connection has the feed liquor mouth, the inside threaded connection of feed liquor mouth has mounting panel and the first fender ring that is horizontal structure and distributes, the inside threaded connection of liquid outlet nozzle has the base plate and the second fender ring that are upper and lower structural distribution, all set up the through-hole that is equidistance structural distribution on mounting panel and the base plate top outer wall, threaded groove has all been seted up to mounting panel and base plate top outer wall center department, threaded groove inside threaded connection has the case subassembly, the case subassembly includes the guide cylinder, inside grafting of guide cylinder has spring and valve rod, and the spring is located between valve rod and the threaded groove bottom inner wall.

The key concept of the technical scheme is as follows: through the case subassembly that sets up, can be when using this check valve, through liquid impact, the valve rod can break away from with first fender ring, the valve rod can be at the inside extrusion spring motion of guide cylinder, can prevent the valve rod skew through the guide cylinder this moment, and when not using this check valve, the valve rod can closely laminate with first fender ring under the effect of spring, can avoid liquid leakage, can damage or when blockking up at the check valve, can separate the screwed pipe and joint, so that change case subassembly or clear up the debris that block up the check valve, be favorable to strengthening the practicality of check valve.

Furthermore, an inner hole is formed in the axis of the valve body, and the inner hole is communicated with the liquid outlet nozzle and the liquid inlet nozzle.

Further, the threaded rod that extends to the hole is connected to valve body front outer wall center department threaded connection, and the one end that the valve body was kept away from to the threaded rod has the handle through the screw installation.

Further, feed liquor mouth and liquid outlet all include the joint, connect threaded connection inside the hole, the one end threaded connection who keeps away from the hole that connects has the screwed pipe.

Furthermore, the outer wall of the side surface of the threaded pipe is inserted with an air pipe communicated with the guide cylinder, and the outer wall of one end of the air pipe is in threaded connection with a protective cap.

The utility model has the advantages that:

1. through the case subassembly that sets up, when using this check valve, through liquid impact, the valve rod can break away from with first fender ring, and the valve rod can prevent the valve rod skew through the guide cylinder at the inside extrusion spring motion of guide cylinder, this moment, and when not using this check valve, the valve rod can closely laminate with first fender ring under the effect of spring, can avoid liquid leakage.

2. Through the joint and the threaded pipe that set up, can damage or when blockking up at the check valve, can separate threaded pipe and joint to be convenient for change case subassembly or clear up the debris that block up the check valve, be favorable to strengthening the practicality of check valve.

3. Through the trachea that sets up, can be when using this check valve, the inside atmospheric pressure of guide cylinder that makes through the trachea keeps unanimous with external atmospheric pressure, does not receive the atmospheric pressure influence when guaranteeing that the valve rod moves along the guide cylinder.

Drawings

Fig. 1 is a front view of a ceramic check valve according to the present invention;

fig. 2 is a front sectional view of a ceramic check valve according to the present invention;

fig. 3 is a top view of a mounting plate structure of a ceramic check valve according to the present invention;

FIG. 4 is a schematic view of a liquid inlet nozzle of the ceramic check valve according to the present invention;

fig. 5 is a schematic structural view of a valve core assembly of the ceramic check valve according to the present invention.

In the figure: the valve comprises a valve body 1, a liquid inlet nozzle 2, a liquid outlet nozzle 3, an inner hole 4, a threaded rod 5, a threaded pipe 6, a connector 7, an installation plate 8, a first retaining ring 9, a guide cylinder 10, a spring 11, an air pipe 12, a protective cap 13, a valve rod 14, a through hole 15, a threaded groove 16, a second retaining ring 17, a handle 18, a valve core assembly 19 and a base plate 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, a ceramic check valve includes a valve body 1, the valve body 1 is made of ceramic material to increase wear resistance and corrosion resistance, the top and bottom outer walls of the valve body 1 are both connected with a liquid outlet 3 for feeding liquid into a pipeline, the axis of the outer wall of one side of the valve body 1 is connected with a liquid inlet 2, the liquid inlet 2 is connected with a mounting plate 8 and a first baffle ring 9 in horizontal structure, the liquid outlet 3 is connected with a base plate 20 and a second baffle ring 17 in vertical structure, the mounting plate 8 and the outer wall of the top of the base plate 20 are both provided with through holes 15 in equidistant structure, so that liquid can flow into a connector 7 from a threaded pipe 6, the centers of the mounting plate 8 and the outer wall of the top of the base plate 20 are both provided with a threaded groove 16 for fixing a guide cylinder 10, the threaded groove 16 is connected with a valve core assembly 19 in threaded manner, the valve core assembly 19 includes, for preventing the valve rod 14 from deviating when the valve rod 14 moves, the spring 11 and the valve rod 14 are inserted into the guide cylinder 10, the spring 11 is used for enabling the valve rod 14 to be tightly attached to the first retaining ring 9 or the second retaining ring 17, and the spring 11 is located between the valve rod 14 and the inner wall of the bottom of the threaded groove 16.

As can be seen from the above description, the present invention has the following advantages: through the case subassembly 19 that sets up, can be when using this check valve, through liquid impact, valve rod 14 can break away from with first fender ring 9, valve rod 14 can be at the inside extrusion spring 11 motion of guide cylinder 10, can prevent valve rod 14 skew through guide cylinder 10 this moment, and when not using this check valve, valve rod 14 can closely laminate with first fender ring 9 under spring 11's effect, can avoid liquid leakage, can damage or when blockking up at the check valve, can separate screwed pipe 6 and joint 7, so that change case subassembly 19 or clear up the debris that block up the check valve, be favorable to strengthening the practicality of check valve.

Further, an inner hole 4 is formed in the axis of the valve body 1 and serves as a liquid flowing carrier, so that liquid can enter the liquid outlet nozzle 3 from the liquid inlet nozzle 2, and the inner hole 4 is communicated with the liquid outlet nozzle 3 and the liquid inlet nozzle 2.

Further, the threaded rod 5 that extends to hole 4 is located to valve body 1 front outer wall center threaded connection, can twist threaded rod 5 through handle 18 for threaded rod 5 rotates, and the gap inflow hole 4 between threaded rod 5 and the joint 7 of being convenient for liquid can make its change position through twisting threaded rod 5 simultaneously, thereby selects from that liquid outlet 3 to flow out, and threaded rod 5 keeps away from the one end of valve body 1 and has handle 18 through the screw installation for twist threaded rod 5.

Further, feed liquor mouth 2 all includes joint 7 with liquid outlet 3, connects 7 threaded connection inside hole 4, and the one end threaded connection who keeps away from hole 4 that connects 7 has screwed pipe 6, and screwed pipe 6 can separate with connecting 7, and the maintenance personal of being convenient for maintains when the check valve damages and changes.

Furthermore, the trachea 12 that is linked together with the guide cylinder 10 is pegged graft on the screwed pipe 6 side outer wall, can make the inside atmospheric pressure of guide cylinder 10 keep unanimous with external atmospheric pressure, does not receive the atmospheric pressure influence when guaranteeing that valve rod 14 removes along guide cylinder 10, and threaded connection has a helmet 13 on the trachea 12 one end outer wall for prevent that debris from the trachea 12 from getting into in the guide cylinder 10.

With the air pipe 12 arranged as above, when the check valve is used, the air pressure inside the guide cylinder 10 is kept consistent with the external atmospheric pressure through the air pipe 12, and the valve rod 14 is ensured not to be influenced by the air pressure when moving along the guide cylinder 10.

In the following, some preferred embodiments or application examples are listed to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention to the prior art:

example 1

A ceramic one-way valve comprises a valve body 1, wherein the valve body 1 is made of ceramic materials and is convenient to increase the wear resistance and corrosion resistance, liquid outlet nozzles 3 are in threaded connection with the outer walls of the top and the bottom of the valve body 1 and are used for feeding liquid into a pipeline, a liquid inlet nozzle 2 is in threaded connection with the axis of the outer wall of one side of the valve body 1, a mounting plate 8 and a first retaining ring 9 which are distributed in a horizontal structure are in threaded connection with the inner portion of the liquid inlet nozzle 2, a base plate 20 and a second retaining ring 17 which are distributed in an upper-lower structure are in threaded connection with the inner portion of the liquid outlet nozzle 3, through holes 15 which are distributed in an equidistant structure are formed in the outer walls of the top portions of the mounting plate 8 and the base plate 20, so that liquid can conveniently flow into a connector 7 from a threaded pipe 6, threaded grooves 16 are formed in the centers of, for preventing the valve rod 14 from deviating when the valve rod 14 moves, the spring 11 and the valve rod 14 are inserted into the guide cylinder 10, the spring 11 is used for enabling the valve rod 14 to be tightly attached to the first retaining ring 9 or the second retaining ring 17, and the spring 11 is located between the valve rod 14 and the inner wall of the bottom of the threaded groove 16.

An inner hole 4 is formed in the axis of the valve body 1 and serves as a liquid circulation carrier, so that liquid can enter the liquid outlet nozzle 3 from the liquid inlet nozzle 2, and the inner hole 4 is communicated with the liquid outlet nozzle 3 and the liquid inlet nozzle 2; the center of the outer wall of the front side of the valve body 1 is in threaded connection with a threaded rod 5 extending to the inner hole 4, the threaded rod 5 can be screwed through a handle 18, so that the threaded rod 5 rotates, liquid can conveniently flow into the inner hole 4 from a gap between the threaded rod 5 and the joint 7, meanwhile, the threaded rod 5 can be changed in position by screwing, so that the liquid can flow out from the liquid outlet nozzle 3, and the handle 18 is installed at one end, far away from the valve body 1, of the threaded rod 5 through a screw and used for screwing the threaded rod 5; the liquid inlet nozzle 2 and the liquid outlet nozzle 3 both comprise joints 7, the joints 7 are in threaded connection with the inner hole 4, one end of each joint 7, which is far away from the inner hole 4, is in threaded connection with a threaded pipe 6, and the threaded pipes 6 and the joints 7 can be separated, so that maintenance personnel can maintain and replace the one-way valve when the one-way valve is damaged; the trachea 12 that is linked together with the guide cylinder 10 is pegged graft on the screwed pipe 6 side outer wall, can make the inside atmospheric pressure of guide cylinder 10 keep unanimous with external atmospheric pressure, does not receive the atmospheric pressure influence when guaranteeing that valve rod 14 removes along guide cylinder 10, and threaded connection has a helmet 13 on the trachea 12 one end outer wall for prevent that debris from getting into guide cylinder 10 from trachea 12.

The working principle is as follows: when the check valve is used, the two liquid outlet mouths 3 of the check valve are connected with a liquid inlet and outlet pipeline, the liquid inlet mouth 2 is connected with a pump body, the pump body is started to infuse liquid, the liquid firstly passes through the threaded pipe 6 and the joint 7 and then enters the inner hole 4, at the moment, under the impact of liquid flow, the valve rod 17 can be separated from the first baffle ring 9, the liquid flows into the joint 7 from a gap between the valve rod 17 and the first baffle ring 9 and the through hole 15, then the liquid flows into the inner hole 4 through the gap between the joint 7 and the threaded rod 5, then the liquid can continuously enter the inner hole 4 under the action of the pump body, the liquid flows out of the liquid outlet mouths 3 and enters the pipeline by extruding the valve rod 17 in the liquid outlet mouths 3, meanwhile, the threaded rod 5 can be screwed by the handle 18, so that the threaded rod 5 rotates in the inner hole 4, and the relative position of the liquid inlet mouth 5 and the liquid inlet mouth 2 is, so that liquid can flow out of the gap between the threaded rod 5 and the liquid inlet nozzle 2, so that liquid flows out of one liquid outlet nozzle 3 of the two liquid outlet nozzles 3 or flows out of the two liquid outlet nozzles 3 together.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The ceramic one-way valve comprises a valve body (1) and is characterized in that liquid outlet nozzles (3) are in threaded connection with the top and the bottom outer wall of the valve body (1), a liquid inlet nozzle (2) is in threaded connection with the axis of the outer wall on one side of the valve body (1), a mounting plate (8) and a first retaining ring (9) which are distributed in a horizontal structure are in threaded connection with the inside of the liquid inlet nozzle (2), a base plate (20) and a second retaining ring (17) which are distributed in an upper-lower structure are in threaded connection with the inside of the liquid outlet nozzle (3), through holes (15) which are distributed in an equidistant structure are formed in the mounting plate (8) and the top outer wall of the base plate (20), thread grooves (16) are formed in the centers of the top outer walls of the mounting plate (8) and the base plate (20), a valve core assembly (19) is in threaded connection with the inside of the thread, spring (11) and valve rod (14) are inserted into the guide cylinder (10), and the spring (11) is located between the valve rod (14) and the inner wall of the bottom of the thread groove (16).

2. The ceramic one-way valve according to claim 1, wherein an inner hole (4) is formed in the axis of the valve body (1), and the inner hole (4) is communicated with the liquid outlet nozzle (3) and the liquid inlet nozzle (2).

3. The ceramic one-way valve is characterized in that a threaded rod (5) extending to the inner hole (4) is connected to the center of the outer wall of the front surface of the valve body (1) in a threaded manner, and a handle (18) is installed at one end, far away from the valve body (1), of the threaded rod (5) through a screw.

4. A ceramic one-way valve according to claim 1, wherein the liquid inlet nozzle (2) and the liquid outlet nozzle (3) each comprise a joint (7), the joints (7) are screwed inside the inner hole (4), and one end of each joint (7) far away from the inner hole (4) is screwed with a threaded pipe (6).

5. The ceramic one-way valve according to claim 4, wherein an air pipe (12) communicated with the guide cylinder (10) is inserted into the outer wall of the side surface of the threaded pipe (6), and a protective cap (13) is connected to the outer wall of one end of the air pipe (12) in a threaded manner.