Valve body for seawater desalination device

Abstract

The utility model discloses a valve body for a seawater desalination device, which relates to the technical field of seawater desalination devices and comprises a valve body, a first channel and a second channel are arranged in the valve body, the inner diameter of the first channel is smaller than that of the second channel, and a valve core, a spring seat, a spring and a limiting part are sequentially arranged in the second channel; a groove matched with the valve core is formed in the lower end of the spring seat; sealing rings are arranged on the outer wall of the valve body. A valve body is optimized and improved on the basis of an existing sea water desalination device, the sea water desalination device comprises a check valve and an overflow valve, the check valve is of a hard sealing structure and is flexible to open, 360-degree full sealing of a ball body can be achieved, the opening frequency can reach 1800 times or above per minute during working, a valve element adopts a high-precision G3 ceramic ball, and the sea water desalination device can adapt to various environments; the overflow valve is of an integrated structure, pressure regulation and installation are convenient, the valve element is made of a high-strength plastic ball, the sealing effect is good, the specification can be phi 6.5 mm * 11 mm, and the maximum overflow opening pressure can reach 6 mpa.

Description

TECHNICAL FIELD

[0001] The utility model relates to sea water desalination device technical field especially relates to a valve body for sea water desalination device. BACKGROUND

[0002] As a way for human beings to obtain fresh water, sea water desalination has more and more ways, such as electrolysis, forward osmosis, reverse osmosis, and power acquisition by using electric energy and wind energy. For coastal field operations, sea rescue and other environments, a device is needed that can be operated by personal physical effort, is easy to carry, can pressurize sea water and sewage through the device, and can filter out desalinated drinkable water through a reverse osmosis membrane after pressurization. The device solves the problem of drinking water in field operations and sea rescue. Although there are similar technologies and products at present, some products still have problems such as low desalination efficiency, poor desalination effect, laborious operation, short service life, and heavy weight.

[0003] The prior art (CN112225293A) discloses a portable miniature manual sea water desalination device to solve the above technical problems. However, the valve body structure in the sea water desalination device is not flexible enough, is prone to corrosion in harsh environments, has a short service life, and can easily damage the reverse osmosis membrane structure in the sea water desalination device, causing filtration failure.

[0004] To solve one of the above problems, the utility model provides a valve body for a sea water desalination device, which has flexible valve body structure and long service life. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the defects in the prior art and provides a valve body for a sea water desalination device.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A valve body for a sea water desalination device, comprising a valve body, a first channel and a second channel are arranged in the valve body, the inner diameter of the first channel is smaller than that of the second channel, a valve core, a spring seat, a spring and a limiting part are arranged in the second channel in sequence, a groove matched with the valve core is formed in the lower end of the spring seat, and a sealing ring is arranged on the outer wall of the valve body.

[0008] Further, the valve body is a check valve, the second channel has a stepped structure, the valve core has a spherical structure, and the outer wall of the valve core abuts against the corner of the stepped structure in the second channel.

[0009] Still further, the valve body is made of stainless steel, and the valve core is made of high-precision ceramic material.

[0010] Further, the spring seat comprises a contact plate and a side plate, the contact plate is arc-shaped on the left and right sides and linear on the front and back sides, and a tapered groove is formed in the lower end surface of the contact plate; the side plate is arc-shaped and symmetrically arranged on the end surface of the contact plate away from the valve core.

[0011] Further, the limiting part comprises a tail seat and a clamping ring, the clamping ring is fixedly connected in the second channel, the tail seat is arranged between the clamping ring and the spring, and the spring is arranged between the tail seat and the spring seat.

[0012] Further, the valve body is an overflow valve, the second channel is a stepped structure, and a chamfer is arranged at the corner of the stepped structure; the valve core is a spherical structure, and the valve core abuts against the tapered chamfer in the second channel.

[0013] Further, the overflow valve is made of stainless steel, and the valve core is made of plastic.

[0014] Further, the spring seat comprises a first cylinder, a second cylinder and a third cylinder arranged from top to bottom, the first cylinder is embedded in the spring, the side wall of the third cylinder is provided with three arc grooves, and a positioning groove is formed in the bottom of the third cylinder and matched with the outer wall of the valve core.

[0015] Further, the limiting part is an overflow valve adjusting bolt, and the overflow valve adjusting bolt is threadedly connected in the second channel.

[0016] Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model lie in that:

[0018] On the basis of the existing seawater desalination device, the valve body is optimized and improved, including a check valve and an overflow valve, the check valve is a hard sealing structure, is flexible to open, can realize 360° full sealing of the ball, the opening frequency during work can reach more than 1800 times per minute, the valve core adopts high-precision G3 ceramic ball and can adapt to various environments; the overflow valve adopts an integrated structure, is convenient to adjust and install, the valve core adopts a high-strength plastic ball, has good sealing effect, the specification can reach φ6.5mm*11mm, and the maximum overflow opening pressure can reach 6mpa. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings are used to provide a further understanding of the utility model, constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model.

[0020] Figure 1 It is a whole structure schematic view of the check valve.

[0021] Figure 2Structure diagram of check valve spring seat.

[0022] Figure 3 Structure diagram of overflow valve.

[0023] Figure 4 Structure diagram of overflow valve spring seat.

[0024] In the figure: 1, check valve joint, 2, collar, 3, spring tail seat, 4, check valve spring, 5, check valve spring seat, 6, check valve core, 7, sealing ring, 8, overflow valve body, 9, overflow valve adjusting bolt, 10, overflow valve spring, 11, overflow valve spring seat, 12, overflow valve core. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0026] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0027] Embodiment 1:

[0028] A valve body for a seawater desalination device, comprising a valve body, a first channel and a second channel are arranged in the valve body, the inner diameter of the first channel is smaller than that of the second channel, and a valve core, a spring seat, a spring and a limiting portion are sequentially arranged in the second channel; a groove matched with the valve core is formed in the lower end of the spring seat; and a sealing ring is arranged on the outer wall of the valve body.

[0029] Specifically, the valve body is a check valve, the second channel has a stepped structure, the valve core has a spherical structure, and the outer wall of the valve core abuts against the corner of the stepped structure in the second channel.

[0030] Specifically, the valve body is made of stainless steel; and the valve core is made of high-precision ceramic material.

[0031] Specifically, the spring seat comprises a contact plate and a side plate, the left and right sides of the contact plate are arc-shaped, and the front and rear sides are linear structures; a tapered groove is formed in the lower end surface of the contact plate; and the side plate is arc-shaped and symmetrically arranged on the end surface of the contact plate away from the valve core.

[0032] Specifically, the limiting part includes a tail seat and a ring, the ring is fixedly connected in the second channel, and the tail seat is arranged between the ring and the spring.

[0033] As shown in Figure 1 , 2 , the valve body is a check valve, the inside of the check valve joint 1 is in contact with the ball to seal the check valve core 6, the check valve joint is made of stainless steel, the check valve core is made of high-precision ceramic ball material, the check valve is hard sealed, the lower end of the check valve spring seat 5 is provided with a taper surface, which guides the check valve core and cuts the two sides flat, facilitating water flow, the upper end of the check valve spring seat 5 is provided with a check valve spring 4 for resetting the check valve core, the upper end of the check valve spring 4 is provided with a spring tail seat 3 for fixing the spring, the upper end of the spring tail seat 3 is provided with a ring 2 for fixing the internal parts, and a sealing ring is arranged outside the check valve joint to facilitate installation and sealing.

[0034] Example 2:

[0035] Different from example 1, the valve body is an overflow valve, the second channel is a stepped structure, and a chamfer is arranged at the corner of the stepped structure; the valve core is a spherical structure, and the valve core is in contact with the tapered chamfer in the second channel.

[0036] Specifically, the overflow valve is made of stainless steel, and the valve core is made of plastic material.

[0037] Specifically, the spring seat includes a first cylinder, a second cylinder and a third cylinder arranged from top to bottom, and the first cylinder is embedded in the spring; the side wall of the third cylinder is provided with three circular arc grooves, and the bottom of the third cylinder is provided with a positioning groove matched with the outer wall of the valve core.

[0038] Specifically, the limiting part is an overflow valve adjusting bolt, which is threadedly connected in the second channel.

[0039] As shown in Figure 3 , 4 , the valve body is an overflow valve, the inside of the overflow valve body 8 is in contact with the ball to seal the overflow valve core 12, the overflow valve body is made of stainless steel, the overflow valve core is made of plastic material, and the soft and hard sealing cooperation can ensure no leakage, the lower end of the overflow valve spring seat 11 is provided with a circular arc surface, which guides the valve core and avoids deformation of the valve core due to excessive pressure, three circular arc grooves are arranged around the overflow valve spring seat 11 to facilitate water flow, the upper end of the overflow valve spring seat 11 is provided with an overflow valve spring 10 for pressing and resetting the overflow valve core, the upper end of the overflow valve spring 11 is provided with an overflow valve adjusting bolt 9 for adjusting the overflow pressure, and a sealing ring is arranged outside the valve body to facilitate installation and sealing.

[0040] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A valve body for a seawater desalination unit, characterized by, The utility model provides a valve, including valve body, first channel and second channel are arranged in valve body, the inner diameter of first channel is less than second channel, the second channel is provided with valve core, spring seat, spring and limiting portion which are sequentially arranged, the lower end of spring seat is provided with recess which is matched with valve core, the outer wall of valve body is provided with sealing ring.

2. A valve body for a seawater desalination unit according to claim 1, wherein The valve body is a check valve, the second channel is a stepped structure, the valve core is a spherical structure, and the outer wall of the valve core abuts against the corner of the stepped structure in the second channel.

3. A valve body for a seawater desalination unit according to claim 2, wherein The valve body is made of stainless steel, and the valve core is made of high-precision ceramic material.

4. The valve body for a seawater desalinator according to claim 2, wherein The spring seat includes a contact plate and a side plate, the left and right sides of the contact plate are arc-shaped, and the front and rear sides are linear structures, a tapered groove is formed in the lower end surface of the contact plate, and the side plate is arc-shaped and symmetrically arranged on the end surface of the contact plate away from the valve core.

5. The valve body for a seawater desalinator according to claim 2, wherein The limiting portion includes a tail seat and a clamping ring, the clamping ring is fixedly connected in the second channel, the tail seat is arranged between the clamping ring and the spring, and the spring is arranged between the tail seat and the spring seat.

6. The valve body for a seawater desalinator according to claim 1, wherein The valve body is an overflow valve, the second channel is a stepped structure, and a chamfer is arranged at the corner of the stepped structure, the valve core is a spherical structure, and the valve core abuts against the tapered chamfer in the second channel.

7. A valve body for a seawater desalinator as claimed in claim 6, wherein The overflow valve is made of stainless steel, and the valve core is made of plastic material.

8. A valve body for a seawater desalinator as defined in claim 6, wherein The spring seat includes a first cylinder, a second cylinder and a third cylinder arranged from top to bottom, the first cylinder is embedded in the spring, the side wall of the third cylinder is provided with three arc grooves, a positioning groove is formed in the bottom of the third cylinder, and the positioning groove is matched with the outer wall of the valve core.

9. The valve body for a seawater desalinator according to claim 6, wherein The limiting portion is an overflow valve adjusting bolt, and the overflow valve adjusting bolt is threadedly connected in the second channel.

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