Gate valve structure with antirust function

Abstract

The utility model belongs to the technical field of sluice valves, and particularly relates to a sluice valve structure with an antirust function, which comprises a sluice valve body, the sluice valve body comprises a vertical body and a horizontally arranged water pipe, the bottom end of the sluice valve body is a solid block, and the joint of the bottom end of the sluice valve body and the water pipe is arc-shaped. A vertically-formed sliding hole is formed in the center of the solid block and communicates with the interior of the water passing pipe, a valve rod is rotationally inserted into the sliding hole, the bottom end of the valve rod is rotationally inserted into the inner bottom wall of the water passing pipe, a horizontally-formed groove is formed in the top end of the solid block, and the solid block is in a circular shape. A waterproof pad is inserted into the groove and arranged on the valve rod in a sleeved mode. The small oil storage box is adopted and inserted into the valve rod for real-time lubrication and rust prevention treatment, the number of times of rusting of the valve rod is reduced, the service life of the valve rod is prolonged, the overall structure is simple, and mounting and dismounting are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of gate valves, in particular to a gate valve structure with an anti-rust function. Background Art

[0002] Gate valve is a common type of valve, mainly used to control the flow of fluid in pipeline systems. Due to its simple structure and excellent sealing performance, it is widely used in many industrial applications.

[0003] The gate valve with rust-proof function is a valve specially designed to control the flow of fluid. It is usually used in various piping systems to ensure reliability and durability in various working environments. However, most of the rust-proof structures are complex and not convenient for regular replacement, cleaning and maintenance.

[0004] In order to solve the above problems, we proposed a gate valve structure with anti-rust function. Utility Model Content

[0005] The purpose of the utility model is to solve the problems in the background technology and to propose a gate valve structure with an anti-rust function.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a gate valve structure with rust-proof function, comprising a gate valve body, the gate valve body comprising a vertical body and a horizontally arranged water pipe, the bottom end of the gate valve body being a solid block and the connection with the water pipe being arranged in an arc shape, the center of the solid block being provided with a vertically arranged sliding hole and being connected to the interior of the water pipe, a valve stem being rotatably inserted into the sliding hole and the bottom end of the valve stem being rotatably inserted into the inner bottom wall of the water pipe, a horizontally arranged groove being provided at the top end of the solid block and being arranged in a circular shape, a waterproof pad being inserted into the groove and being sleeved on the valve stem;

[0007] An oil storage box is slidably inserted on the valve stem and is located at the top of the waterproof pad. A cross-shaped partition plate is vertically inserted into the interior of the oil storage box, and the top of the partition plate is located in the middle of the oil storage box. A vertically arranged sleeve is fixedly connected to the middle of the oil storage box and slidably sleeved on the valve stem. The inner side wall of the partition plate fits with the outer side wall of the sleeve. Four vertically arranged slots are opened on the sleeve and communicate with the interior of the sleeve. The four slots are respectively located between two adjacent partition plates and are fixedly inserted with oil immersion blocks. A circular ring-shaped cover plate is inserted at the top of the oil storage box, and the center of the cover plate is inserted on the sleeve;

[0008] A valve cover is inserted at the top of the gate valve body and the center of the valve cover is inserted on the valve stem. A nut is rotatably sleeved on the valve stem and is also located at the top of the valve cover. A horizontally arranged turning handle is inserted at the top of the valve stem.

[0009] In the above-mentioned gate valve structure with rust-proof function, the top end of the valve stem is fixedly connected to a vertically arranged plug block, the bottom end of the plug block is arranged in a regular hexagon and its top end is a threaded rod, a regular hexagonal circular hole is opened in the center of the rotating handle and is inserted into the bottom end of the plug block, and a nut 2 is threadedly sleeved on the top end of the plug block.

[0010] In the above-mentioned gate valve structure with anti-rust function, the axis of the groove and the slide are on the same straight line and the diameter of the groove is larger than the diameter of the slide, and the top of the waterproof pad is at the same height as the top of the solid block.

[0011] In the above-mentioned gate valve structure with anti-rust function, the outer wall of the sleeve is provided with a thread and is located at the top of the sleeve, and the inner wall of the cover plate is threadedly sleeved on the top of the sleeve.

[0012] In the above-mentioned gate valve structure with anti-rust function, two handles are fixedly connected to the cover plate and are located on both sides of the valve stem, and the two handles are arranged parallel to each other.

[0013] In the above-mentioned gate valve structure with anti-rust function, the valve cover is arranged in a boss shape and a ring sleeve is fixedly connected to its bottom end. The ring sleeve is movably inserted into the interior of the gate valve body and fits against its inner wall.

[0014] Compared with the existing technology, the advantages of this gate valve structure with rust-proof function are:

[0015] The utility model adopts a small oil storage box, which is inserted on the valve stem to perform lubrication and rust prevention treatment in real time, reducing the number of times the valve stem rusts and extending the service life of the valve stem. The overall structure is simple and easy to install and disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional diagram of a gate valve structure with rust-proof function proposed by the utility model;

[0017] Figure 2 This is a front view of a gate valve structure with rust-proof function proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the disassembled structure of a gate valve with rust-proof function proposed by the utility model.

[0019] In the figure: 1 gate valve body, 2 water pipe, 3 valve stem, 4 waterproof pad, 5 oil storage box, 6 partition plate, 7 oil immersion block, 8 sleeve, 9 cover plate, 10 handle, 11 valve cover, 12 nut 1, 13 turning handle, 14 nut 2, 15 plug block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Reference Figure 1-Figure 3 , a gate valve structure with rust-proof function, including a gate valve body 1, the gate valve body 1 includes a vertical body and a horizontally arranged water pipe 2, the bottom end of the gate valve body 1 is a solid block and the connection with the water pipe 2 is arc-shaped, the center of the solid block is provided with a vertical sliding hole and is connected to the interior of the water pipe 2, a valve stem 3 is rotatably inserted in the sliding hole and the bottom end of the valve stem 3 is rotatably inserted on the inner bottom wall of the water pipe 2, the top of the solid block is provided with a horizontally arranged groove and the outer shape is circular, a waterproof pad 4 is inserted in the groove and is sleeved on the valve stem 3, the axis of the groove and the slide groove are in the same straight line and the diameter of the groove is larger than the diameter of the slide groove, and the top of the waterproof pad 4 is at the same height as the top of the solid block;

[0022] An oil storage box 5 is slidably inserted into the valve stem 3 and is located at the top of the waterproof pad 4. A cross-shaped partition plate 6 is vertically inserted into the interior of the oil storage box 5, and the top of the partition plate 6 is located in the middle of the oil storage box 5. A vertically arranged sleeve 8 is fixedly connected to the middle of the oil storage box 5 and slidably sleeved on the valve stem 3. The inner wall of the partition plate 6 fits into the outer wall of the sleeve 8. Four vertically arranged slots are opened on the sleeve 8 and are connected to the inside of the sleeve 8. The four slots are respectively located between two adjacent partition plates 6 and are fixedly inserted with an oil immersion block 7. A circular ring-shaped cover plate 9 is inserted at the top of the oil storage box 5, and the center of the cover plate 9 is inserted on the sleeve 8. A thread is opened on the outer wall of the sleeve 8 and is located at the top of the sleeve 8. The inner wall of the cover plate 9 is threadedly sleeved on the top of the sleeve 8. Two handles 10 are fixedly connected to the cover plate 9 and are located on both sides of the valve stem 3. The two handles 10 are arranged parallel to each other.

[0023] The oil storage box 5 located in the valve body is always in a closed state, which reduces the infiltration of water. The lubricating oil loaded into the oil storage box 5 is adhered to the outer wall of the valve stem 3 through the penetration of the oil immersion block 7. While playing a lubricating role, it also forms an oil film on the surface of the valve stem 3 to prevent it from oxidation and rust. The handle 10 located on the cover plate 9 also makes it easy to take out the oil storage box 5 as a whole.

[0024] A valve cover 11 is inserted into the top of the gate valve body 1 and the center of the valve cover 11 is inserted into the valve stem 3. The valve cover 11 is arranged in a boss shape and its bottom end is fixedly connected to a ring sleeve. The ring sleeve is movably inserted into the interior of the gate valve body 1 and fits with its inner wall. A nut 12 is rotatably sleeved on the valve stem 3 and is located at the top of the valve cover 11. A horizontally arranged turning handle 13 is inserted into the top of the valve stem 3. A vertically arranged plug block 15 is fixedly connected to the top of the valve stem 3. The bottom end of the plug block 15 is arranged in a regular hexagon and its top end is a threaded rod. A regular hexagonal circular hole is opened in the center of the turning handle 13 and is inserted into the bottom end of the plug block 15. A nut 2 14 is threadedly sleeved on the top of the plug block 15.

[0025] The overall structure of the device is simple. When disassembling, it is only necessary to turn out the nut 12 and the nut 2 14, and then the oil storage box 5 can be taken out through the handle 10 to clean the inside.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A gate valve structure with rust prevention function, comprising a gate valve body (1), characterized in that: The gate valve body (1) comprises a vertical body and a horizontally arranged water pipe (2); the bottom end of the gate valve body (1) is a solid block and the connection with the water pipe (2) is arranged in an arc shape; a vertically arranged sliding hole is provided in the center of the solid block and is communicated with the interior of the water pipe (2); a valve stem (3) is rotatably inserted in the sliding hole and the bottom end of the valve stem (3) is rotatably inserted on the inner bottom wall of the water pipe (2); a horizontally arranged groove is provided at the top end of the solid block and is arranged in a circular shape; a waterproof pad (4) is inserted in the groove and is sleeved on the valve stem (3); An oil storage box (5) is slidably inserted on the valve stem (3) and is located at the top of the waterproof pad (4); a cross-shaped partition plate (6) is vertically inserted inside the oil storage box (5) and the top of the partition plate (6) is located in the middle of the oil storage box (5); a vertically arranged sleeve (8) is fixedly connected to the middle of the oil storage box (5) and is slidably sleeved on the valve stem (3); the inner side wall of the partition plate (6) is fitted with the outer side wall of the sleeve (8); four vertically arranged slots are opened on the sleeve (8) and are connected to the inside of the sleeve (8); the four slots are respectively located between two adjacent partition plates (6) and are fixedly inserted with an oil immersion block (7); a circular ring-shaped cover plate (9) is inserted at the top of the oil storage box (5) and the center of the cover plate (9) is inserted on the sleeve (8); A valve cover (11) is inserted at the top end of the gate valve body (1) and the center of the valve cover (11) is inserted on the valve stem (3). A nut (12) is rotatably sleeved on the valve stem (3) and is located at the top end of the valve cover (11). A horizontally arranged turning handle (13) is inserted at the top end of the valve stem (3).

2. The gate valve structure with rust-proof function according to claim 1, characterized in that: The top end of the valve stem (3) is fixedly connected to a vertically arranged plug block (15), the bottom end of the plug block (15) is arranged in a regular hexagon and the top end thereof is a threaded rod, a regular hexagonal circular hole is opened in the center of the handle (13) and is inserted into the bottom end of the plug block (15), and a nut 2 (14) is threadedly sleeved on the top end of the plug block (15).

3. The gate valve structure with rust-proof function according to claim 1, characterized in that: The axes of the groove and the chute are on the same straight line and the diameter of the groove is larger than the diameter of the chute. The top of the waterproof pad (4) is at the same height as the top of the solid block.

4. The gate valve structure with rust-proof function according to claim 1, characterized in that: The outer wall of the sleeve (8) is provided with a thread and is located at the top end of the sleeve (8), and the inner wall of the cover plate (9) is threadedly sleeved on the top end of the sleeve (8).

5. The gate valve structure with rust-proof function according to claim 1, characterized in that: Two handles (10) are fixedly connected to the cover plate (9) and are located on both sides of the valve stem (3), and the two handles (10) are arranged parallel to each other.

6. The gate valve structure with rust-proof function according to claim 1, characterized in that: The valve cover (11) is arranged in a boss shape and a ring sleeve is fixedly connected to its bottom end. The ring sleeve is movably inserted into the interior of the gate valve body (1) and fits against the inner wall thereof.

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