Mini ball valve capable of preventing fouling and removing scale

Abstract

The utility model discloses an antifouling and descaling mini ball valve, which belongs to the technical field of ball valves and comprises a pipe body, a connecting sleeve is mounted on the outer wall of the pipe body, a filter screen is mounted on the inner wall of the connecting sleeve, a fixing rod penetrates through the inside of the connecting sleeve, a fixing sleeve is mounted on the outer wall of the fixing rod, a handle is mounted at the top of the pipe body, and the handle is mounted on the outer wall of the pipe body. A fixing shaft is installed on the inner wall of the handle, a ball is installed at the bottom of the fixing shaft, and a support is installed on the outer wall of the pipe body. Through the arrangement of the connecting sleeve, the filter screen, the fixing rod and the fixing sleeve, the connecting sleeve is in threaded connection with the pipe body, and after the connecting sleeve is rotated to a proper position, the fixing rod and the fixing sleeve are matched for use, so that the pipe body is in flange connection with the connecting sleeve, and the leakproofness is improved; by arranging the filter screen, foreign matters such as impurities and dust in the liquid medium can be intercepted and filtered, blockage is avoided, meanwhile, dirt filtered on the surface of the filter screen is convenient to disassemble, assemble and clean, and the practicability is higher.

Description

TECHNICAL FIELD

[0001] The utility model discloses ball valve technical field, concretely is a mini ball valve of antifouling and scale removal. BACKGROUND

[0002] In many industrial fields and fluid conveying systems of daily life, the valve plays a crucial control role, and the ball valve as a common type of valve is widely used in petroleum chemical industry, water supply and drainage, heating ventilation air conditioning, food and beverage processing and many other industries due to its convenient opening and closing, small flow resistance, relatively good sealing performance and other advantages, but the existing mini ball valve is prone to be blocked by impurities, dust and other foreign matters in the liquid medium in the pipeline during use, which affects the normal transportation of the pipeline, and the ball valve switch is easy to be touched by mistake during use, resulting in abnormal opening and closing of the ball valve, in order to solve the above problems, therefore a mini ball valve for preventing pollution and scale removal is required.

[0003] The existing mini ball valve cannot prevent pollution and scale removal and avoid accidental touch of the opening and closing switch during operation, so there is an urgent need for a mini ball valve for preventing pollution and scale removal. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model aims at providing a mini ball valve for preventing pollution and scale removal to solve the problem that the existing mini ball valve cannot prevent pollution and scale removal and avoid accidental touch of the opening and closing switch during use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a mini ball valve for preventing pollution and scale removal, comprising a pipe body, a connecting sleeve is installed on the outer wall of the pipe body, a filter screen is installed on the inner wall of the connecting sleeve, a fixing rod penetrates the inside of the connecting sleeve, a fixing sleeve is installed on the outer wall of the fixing rod, a handle is installed on the top of the pipe body, a fixing shaft is installed on the inner wall of the handle, a ball is installed on the bottom of the fixing shaft, a support is installed on the outer wall of the pipe body, a fixing frame is installed on the outer wall of the support, a limiting rod is installed on the inner wall of the fixing frame, and a limiting spring is installed on the outer wall of the limiting rod.

[0006] Preferably, the pipe body and the connecting sleeve are threadedly connected, and the connecting sleeve is symmetrically arranged about the central axis of the pipe body.

[0007] Preferably, the filter screen is located at the center position of the connecting sleeve, and the fixing rod and the fixing sleeve are threadedly connected.

[0008] Preferably, the fixing rod is arranged in an annular array about the central axis of the connecting sleeve, and the connecting sleeve is flange-connected to the pipe body through the fixing rod.

[0009] Preferably, the handle and the pipe body constitute a rotating structure through the fixing shaft, and the limiting rod and the fixing frame constitute an extension structure through the limiting spring.

[0010] Preferably, the limiting rod is movably connected with the support, and the limiting rod is clamped with the handle.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、The utility model discloses a connecting sleeve, filter screen, fixed rod and fixed sleeve are set up, the connecting sleeve is connected with the pipe body through the screw thread, and after rotating to the appropriate position, the pipe body is connected with the flange of the connecting sleeve through the cooperation of the fixed rod and the fixed sleeve, thereby improving the airtightness, and the filter screen can intercept and filter the impurities, dust and other foreign matters in the liquid medium, thereby avoiding the blockage, and the filter screen surface dirt is convenient to disassemble and clean, and the practicality is stronger.

[0013] 2、The utility model discloses a handle, fixed shaft, ball, support, fixed frame, limiting rod and limiting spring are set up, the limiting rod is pulled upward, then the handle is rotated, thereby driving the ball to rotate, and the opening and closing of the pipe body inside are controlled, then when the handle is rotated to the appropriate position, the limiting rod is loosened, the limiting rod is extruded downward through the elastic force of the limiting spring, the limiting rod is clamped and fixed with the through -hole of the handle outer wall, thereby avoiding that the staff touches the handle and leads to the abnormal opening and closing, and the normal transportation of the pipeline is influenced. DRAWINGS

[0014] Figure 1 It is the structure schematic diagram of the appearance of the utility model from the front view.

[0015] Figure 2 It is the structure schematic diagram of the appearance of the utility model from the side view.

[0016] Figure 3 It is the structure schematic diagram of the assembly around the connecting sleeve of the utility model and is split and shows.

[0017] Figure 4 It is the structure schematic diagram of the inside of the pipe body of the utility model and is split and shows.

[0018] Figure 5 It is the structure schematic diagram of the utility model Figure 4 A enlarged structure schematic diagram of the A part.

[0019] In the drawing: 1, pipe body;2, connecting sleeve;3, filter screen;4, fixed rod;5, fixed sleeve;6, handle;7, fixed shaft;8, ball;9, support;10, fixed frame;11, limiting rod;12, limiting spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model, and cannot be understood as limiting the utility model.

[0021] The embodiments of the utility model will be described below according to the overall structure of the utility model.

[0022] Please refer to Figures 1-5 A mini ball valve of antifouling and descaling, including pipe body 1, the outer wall of pipe body 1 is installed with connecting sleeve 2, the inner wall of connecting sleeve 2 is installed with filter screen 3, fixed rod 4 penetrates the inside of connecting sleeve 2, the outer wall of fixed rod 4 is installed with fixed sleeve 5, pipe body 1 is connected with connecting sleeve 2 by screw thread, and connecting sleeve 2 is symmetrically arranged with the center axis of pipe body 1 as the center, filter screen 3 is at the center position of connecting sleeve 2, fixed rod 4 is connected with fixed sleeve 5 by screw thread, fixed rod 4 is arranged in annular array with the center axis of connecting sleeve 2 as the center, connecting sleeve 2 is flange connected with pipe body 1 through fixed rod 4, connecting sleeve 2, filter screen 3, fixed rod 4 and fixed sleeve 5 are arranged, pipe body 1 is connected with connecting sleeve 2 by screw thread, and after rotating to the appropriate position, pipe body 1 is flange connected with connecting sleeve 2 through the cooperation of fixed rod 4 and fixed sleeve 5, the airtightness is improved, and the setting of filter screen 3 can intercept and filter impurities, dust and other foreign matters in liquid medium, avoid blockage, and conveniently disassemble and clean the dirt filtered on the surface of filter screen 3, so that the utility is stronger.

[0023] Please refer to Figures 1-5 A mini ball valve of antifouling and descaling, the top of pipe body 1 is installed with handle 6, the inner wall of handle 6 is installed with fixed shaft 7, the bottom of fixed shaft 7 is installed with ball 8, the outer wall of pipe body 1 is installed with support 9, the outer wall of support 9 is installed with fixed frame 10, the inner wall of fixed frame 10 is installed with limiting rod 11, the outer wall of limiting rod 11 is installed with limiting spring 12, handle 6 and pipe body 1 form a rotating structure through fixed shaft 7, limiting rod 11 and fixed frame 10 form an extension structure through limiting spring 12, limiting rod 11 is movably connected with support 9, and limiting rod 11 is clamped and connected with handle 6, limiting rod 11 is pulled up, then handle 6 is rotated, thereby rotating ball 8, opening and closing the inside of pipe body 1 are controlled, then when handle 6 is rotated to the appropriate position, limiting rod 11 is loosened, limiting rod 11 is extruded downward by the elastic force of limiting spring 12, limiting rod 11 and the through hole provided on the outer wall of handle 6 are clamped and fixed, avoiding that the staff touches handle 6 by mistake to cause abnormal opening and closing, and affecting the normal transportation of the pipeline.

[0024] Working principle: in use, first of all, the device is moved to the required position, then the connecting sleeve 2 is connected with the pipe body 1, and is screwed to the appropriate position, and then the fixed rod 4 and the fixed sleeve 5 are used in cooperation, so that the pipe body 1 is connected with the connecting sleeve 2 flange, and the sealing property is improved, and the filter screen 3 is arranged to intercept and filter the impurities, dust and other foreign matters in the liquid medium, so as to avoid the blockage, and the filter screen 3 on the surface of the filter screen 3 is convenient to disassemble and clean the dirt filtered, and the practicality is stronger, then the limiting rod 11 is pulled up, then the handle 6 is rotated, so as to drive the ball 8 to rotate, and the opening and closing of the pipe body 1 inside is controlled, then when the handle 6 is rotated to the appropriate position, the limiting rod 11 is loosened, the limiting rod 11 is extruded downward by the elastic force of the limiting spring 12, so that the limiting rod 11 and the through hole arranged on the outer wall of the handle 6 are clamped and fixed, so as to avoid that the staff accidentally touches the handle 6 to cause abnormal opening and closing, and the normal transportation of the pipeline is affected, so that the use process of the device is completed, and the contents not described in detail in the specification belong to the prior art known by the professional technical personnel in the field.

[0025] Although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or part of the technical features can be replaced, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A mini ball valve for preventing fouling and scale, comprising a pipe body (1), characterized in that: The outer wall of the pipe body (1) is provided with a connecting sleeve (2), the inner wall of the connecting sleeve (2) is provided with a filter screen (3), a fixed rod (4) penetrates the inside of the connecting sleeve (2), the outer wall of the fixed rod (4) is provided with a fixed sleeve (5), the top of the pipe body (1) is provided with a handle (6), the inner wall of the handle (6) is provided with a fixed shaft (7), the bottom of the fixed shaft (7) is provided with a ball (8), the outer wall of the pipe body (1) is provided with a support (9), the outer wall of the support (9) is provided with a fixed frame (10), the inner wall of the fixed frame (10) is provided with a limiting rod (11), the outer wall of the limiting rod (11) is provided with a limiting spring (12).

2. A fouling and cleaning resistant mini-sphere valve according to claim 1, characterized in that: The pipe body (1) is threadedly connected with the connecting sleeve (2), and the connecting sleeve (2) is symmetrically arranged with the center axis of the pipe body (1) as the center.

3. A fouling and cleaning resistant mini-sphere valve according to claim 1, characterized in that: The filter screen (3) is located at the center of the connecting sleeve (2), and the fixed rod (4) is threadedly connected with the fixed sleeve (5).

4. A fouling and cleaning resistant mini-sphere valve according to claim 1, characterized in that: The fixed rod (4) is arranged in an annular array with the center axis of the connecting sleeve (2) as the center, and the connecting sleeve (2) is flange-connected with the pipe body (1) through the fixed rod (4).

5. A fouling and cleaning resistant mini-sphere valve according to claim 1, characterized in that: The handle (6) and the pipe body (1) constitute a rotating structure through the fixed shaft (7), and the limiting rod (11) and the fixed frame (10) constitute an extension structure through the limiting spring (12).

6. A fouling and cleaning resistant mini-sphere valve according to claim 1, characterized in that: The limiting rod (11) is movably connected with the support (9), and the limiting rod (11) is clampedly connected with the handle (6).

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