CN113280147A

CN113280147A - Ball valve convenient for observing internal fluid

Info

Publication number: CN113280147A
Application number: CN202110681738.9A
Authority: CN
Inventors: 李波
Original assignee: Jiangsu Oilway Machinery Co ltd
Current assignee: Jiangsu Oilway Machinery Co ltd
Priority date: 2021-06-19
Filing date: 2021-06-19
Publication date: 2021-08-20

Abstract

The invention discloses a ball valve convenient for observing internal fluid, which comprises a valve body, a protection assembly, a limiting ring and a locking assembly, wherein fixed pipes are fixed at two ends of the valve body, visual windows are arranged at two ends of the surface of each fixed pipe, a fixed plate is fixed on the surface of the top of each fixed pipe, a screw rod is rotatably connected below a fixed frame, movable blocks are in threaded connection with two ends of the screw rod, the limiting ring is fixed inside the fixed pipe, a sealing ring is arranged on the surface of the limiting ring, a fixed rod is fixed on the top of the valve body, an installation block is fixed on the surface of the fixed rod, and a second bolt is arranged on the top of the fixed rod. This ball valve convenient to observe inside fluidic is provided with fixed pipe and visual window, can make things convenient for the staff to observe through the visual window on the fixed pipe surface in valve body both sides for can observe fluidic business turn over flow in real time, very big has made things convenient for the observation and the record of the staff to the fluid flow condition, improves its functionality.

Description

Ball valve convenient for observing internal fluid

Technical Field

The invention relates to the technical field of ball valves, in particular to a ball valve convenient for observing internal fluid.

Background

The ball valve, the opening and closing piece (spheroid) is driven by the valve stem, and round the valve that the ball valve axis makes rotary motion, also can be used to fluidic regulation and control, in china, the ball valve is used in industries such as petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and iron and steel extensively, plays the position of lifting the weight in national economy. It has the action of rotating 90 degrees, the cock body is a sphere, and a circular through hole or a channel passes through the axis of the cock body.

Current ball valve opens or closes fluidic circulation through rotating valve body outside valve rod in the use, and the valve rod is touched by mistake easily in the use, leads to can not knowing fluidic circulation state, and because the valve rod makes the setting in the outside of valve body, leads to the valve rod to rotate because of external factors easily in the use to cause certain influence to the fluidic flow in pipeline, be not convenient for lock the valve rod spacing.

Disclosure of Invention

The invention aims to provide a ball valve convenient for observing internal fluid, and aims to solve the problems that the existing ball valve in the background art cannot know the fluid circulation state, and a valve rod is easy to rotate due to external factors in the use process, so that the valve rod is inconvenient to lock and limit.

In order to achieve the purpose, the invention provides the following technical scheme: a ball valve convenient for observing internal fluid comprises a valve body, a protection component, a limit ring and a locking component,

the valve comprises a valve body, a fixed pipe, a fixed plate, a vertical rod and a fixing frame, wherein the two ends of the valve body are fixed with the fixed pipe, the two ends of the surface of the fixed pipe are provided with visual windows, the surface of the top of the fixed pipe is fixed with the fixed plate, the top of the fixed plate is fixed with the vertical rod, and the top of the vertical rod is fixed with the fixing frame;

the protection assemblies for preventing the visual window from being damaged are arranged at two ends of the fixing plate;

the limiting ring is fixed inside the fixed pipe, a sealing ring is arranged on the surface of the limiting ring, an installation pipe is arranged inside the fixed pipe, a limiting groove is formed in the surface of the installation pipe, first bolts are arranged at two ends of the surface of the fixed pipe, limiting rods are connected to two ends of the inner side of the fixed pipe in a sliding mode, a limiting block is fixed to one end, penetrating through the inner wall of the fixed pipe, of each limiting rod, a first spring is sleeved on the surface of each limiting rod and fixed to two ends of the inner side of the fixed pipe, a valve core is arranged inside the valve body and connected with the valve rod, the valve rod is rotatably connected to the top of the valve body, and a gear is fixed to the surface of the valve rod;

the locking assembly for locking the valve rod is arranged at the top of the valve body.

Preferably, the protective assembly includes lead screw, movable block, connecting rod and guard plate, the lead screw rotates to be connected in the below of mount, and the both ends threaded connection of lead screw has the movable block, and movable block sliding connection is at the below both ends of mount simultaneously, the bottom of movable block is rotated and is connected with the connecting rod, and the connecting rod is connected with the top of guard plate, and the guard plate rotates the both ends of connecting at the fixed plate simultaneously.

Preferably, locking Assembly includes dead lever, installation piece, second bolt, movable rod, fixture block and second spring, the dead lever is fixed at the top of valve body, and the fixed surface of dead lever has the installation piece, and the top of dead lever is provided with the second bolt simultaneously, the inboard of installation piece is rotated and is connected with the movable rod, the bottom fixed surface of movable rod has the fixture block, the second spring is fixed on the below surface of dead lever, and the second spring is connected with the bottom of movable rod.

Preferably, the fixed pipe is provided with two sets, and the fixed pipe of every group's surface both sides all are provided with two sets of visual windows.

Preferably, the mounting pipe and the fixing pipe are connected in a clamping manner.

Preferably, the limiting groove and the limiting block are both trapezoidal.

Preferably, a rotating mechanism is formed among the movable block, the connecting rod and the protection plate.

Preferably, the second bolt and the spring correspond to the top and the bottom of the movable rod, respectively.

Preferably, the fixture block and the gear are horizontally arranged.

Compared with the prior art, the invention has the beneficial effects that: the ball valve facilitates the observation of the fluid inside,

(1) the fixed pipe and the visual window are arranged, and the visual window on the surface of the fixed pipe on the two sides of the valve body can facilitate observation of workers, so that the flow of fluid in and out can be observed in real time, the observation and the recording of the flowing condition of the fluid by the workers are greatly facilitated, and the functionality of the valve is improved;

(2) the movable blocks and the protection plates are arranged, after the condition of the recording fluid is observed, the lead screw can be driven to rotate by rotating the handle on the outer side of the fixing frame, so that the lead screw drives the two groups of movable blocks to move and slide in a backward mode, the protection plates can be driven to rotate by matching with the connecting rods at the bottoms of the movable blocks, and the protection plates are vertical, so that the visual window can be protected conveniently after the observation and recording, the damage caused by external impact is avoided, and the practicability of the visual window is improved;

(3) the installation pipe can be taken out from the inner side of the fixed pipe after long-time use to clean the installation pipe, after cleaning, the first bolt on the outer side of the fixed pipe can be rotated to abut against the limiting rod to drive the limiting rod and the limiting block to be clamped into the limiting groove on the surface of the installation pipe so as to fix the installation pipe, and meanwhile, the trapezoidal limiting block can drive the installation pipe to extrude a sealing ring on the surface of the limiting ring when abutting against the trapezoidal limiting groove, so that the installation pipe is firmer, and the sealing performance after installation is improved,

(4) be provided with movable rod and second spring, can drive the fixture block card of movable rod bottom under the elastic force effect through dead lever below second spring and go into the gear on valve rod surface for it is spacing to lock the valve rod after rotating the valve rod, thereby can avoid taking place the mistake and touch and influence fluidic mobile condition.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view of a front cross section of the valve body of the present invention;

FIG. 3 is a side view of the fixing tube of the present invention;

FIG. 4 is a schematic structural view of a front cross section of the fixing tube according to the present invention;

FIG. 5 is a schematic view of the structure at A in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. valve body, 2, fixed tube, 3, visual window, 4, fixed plate, 5, montant, 6, mount, 7, protection component, 701, lead screw, 702, movable block, 703, connecting rod, 704, guard plate, 8, spacing ring, 9, sealing washer, 10, installation pipe, 11, spacing groove, 12, first bolt, 13, gag lever post, 14, stopper, 15, first spring, 16, case, 17, valve rod, 18, gear, 19, locking Assembly, 1901, dead lever, 1902, installation piece, 1903, second bolt, 1904, movable rod, 1905, fixture block, 1906, second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a ball valve convenient for observing internal fluid is disclosed, as shown in figure 1, figure 2 and figure 3, fixed tubes 2 are fixed at two ends of a valve body 1, visual windows 3 are arranged at two ends of the surface of each fixed tube 2, a fixed plate 4 is fixed on the surface of the top of the fixed tube 2, a vertical rod 5 is fixed on the top of the fixed plate 4, a fixed frame 6 is fixed on the top of the vertical rod 5, two groups of fixed tubes 2 are arranged, two groups of visual windows 3 are arranged at two sides of the surface of each group of fixed tubes 2, a worker can observe the circulation state of the internal fluid through the visual windows 3 on the surfaces of the two groups of fixed tubes 2 conveniently, so that the circulation state of the fluid can be known in real time, the functionality is improved, protective assemblies 7 for preventing the visual windows 3 from being damaged are arranged at two ends of the fixed plates 4, each protective assembly 7 comprises a screw rod 701, a movable block 702, a connecting rod 703 and a protective plate 704, the screw rod 701 is rotatably connected below the fixed frame 6, the two ends of the screw rod 701 are in threaded connection with the movable blocks 702, the movable blocks 702 are in sliding connection with the two ends below the fixed frame 6, the bottom of the movable blocks 702 is in rotating connection with the connecting rod 703, the connecting rod 703 is connected with the top of the protective plate 704, the protective plate 704 is in rotating connection with the two ends of the fixed plate 4, the movable blocks 702, the connecting rod 703 and the protective plate 704 form a rotating mechanism together, the visible window 3 can be prevented from being damaged by external impact in the using process through the protective plate 704 so as to protect the visible window 3, meanwhile, a handle on the outer side of the screw rod 701 can be rotated to drive the screw rod 701 to rotate, the screw rod 701 drives the movable blocks 702 with two ends in threaded connection to oppositely move and slide at the two ends of the bottom of the fixed frame 6, the movable blocks 702 drive the tops of the protective plate 704 to oppositely move and slide through the connecting rods at the bottoms of the movable blocks 702, so that the protective plates 703 rotate at the two sides of the fixed plate 4, so that the protection plate 704 is opened, thereby facilitating the staff to observe the circulation condition of the fluid inside the fixed pipe 2 through the visual window 3 and improving the practicability.

As shown in fig. 2, 4 and 5, a limiting ring 8 is fixed inside a fixed pipe 2, a sealing ring 9 is arranged on the surface of the limiting ring 8, an installation pipe 10 is arranged inside the fixed pipe 2, a limiting groove 11 is formed on the surface of the installation pipe 10, the installation pipe 10 is connected with the fixed pipe 2 in a clamping manner, so that the installation pipe 10 can be disassembled after long-term use, thereby cleaning the inside of the fixed pipe 2 is convenient, first bolts 12 are arranged at two ends of the surface of the fixed pipe 2, a limiting rod 13 is connected with two ends of the inner side of the fixed pipe 2 in a sliding manner, a limiting block 14 is fixed at one end of the limiting rod 13 penetrating through the inner wall of the fixed pipe 2, a first spring 15 is sleeved on the surface of the limiting rod 13, the first spring 15 is fixed at two ends of the inner side of the fixed pipe 2, a valve core 16 is arranged inside the valve body 1, the valve core 16 is connected with a valve rod 17, the valve rod 17 is rotatably connected with the top of the valve body 1, and valve rod 17's fixed surface has gear 18, spacing groove 11 all is trapezoidal with stopper 14, so that rotate first bolt 12 and make it support and promote gag lever post 13 and stopper 14 when being close to the one end of fixed pipe 2 axis, can make and be trapezoidal stopper 14 support and extrude installation pipe 10 surface and be trapezoidal spacing groove 11, so that fix installation pipe 10 and make installation pipe 10 extrude the sealing washer 9 on the inboard spacing ring 8 surface of fixed pipe 2, thereby improve sealed effect.

As shown in fig. 1 and 6, a locking assembly 19 for locking the valve rod 17 is disposed at the top of the valve body 1, the locking assembly 19 includes a fixed rod 1901, a mounting block 1902, a second bolt 1903, a movable rod 1904, a latch 1905 and a second spring 1906, the fixed rod 1901 is fixed at the top of the valve body 1, the mounting block 1902 is fixed on the surface of the fixed rod 1901, the second bolt 1903 is disposed at the top of the fixed rod 1901, the movable rod 1904 is rotatably connected to the inner side of the mounting block 1902, the latch 1905 is fixed on the bottom surface of the movable rod 1904, the second spring 1906 is fixed on the lower surface of the fixed rod 1901, the second spring 1906 is connected to the bottom of the movable rod 1904, the second bolt 1903 and the spring 1906 respectively correspond to the top and the bottom of the movable rod 1904, the latch 1905 is horizontally disposed with the gear 18, the latch 1905 on the surface of the bottom of the movable rod 1904 can be driven by the elastic force of the second spring 1906 under the fixed rod 1901 to be latched in the gear 18 on the surface of the valve rod 17, thereby gear 18 and valve rod 17 carry on spacingly, avoid influencing fluidic flow because of external mistake touches in the use, improve its practicality, when valve rod 17 is rotated to needs, at first rotate the second bolt 1903 at dead lever 1901 top and make it support the top of movable rod 1904, thereby drive movable rod 1904 and rotate in the inboard of installation piece 1902, so that the fixture block 1905 and the gear 18 separation on valve rod 17 surface of messenger movable rod 1904 bottom, thereby can rotate valve rod 17 and adjust fluidic flow size.

The working principle is as follows: when the ball valve convenient for observing internal fluid is used, firstly, the installation pipe 10 is aligned with the fixed pipes 2 at two sides of the valve body 1, then the installation pipe 10 is pushed to be clamped and abutted against the limiting ring 8 in the fixed pipe 2, then the first bolt 12 at the outer side of the fixed pipe 2 is rotated to be abutted against the limiting rod 13, the limiting rod 13 is driven to slide towards one end close to the central axis of the fixed pipe 2, so that the limiting block 14 is clamped in the limiting groove 11 on the surface of the installation pipe 10 to fix the limiting groove, and the installation pipe 10 can be driven to extrude the sealing ring 9 on the surface of the limiting ring 8 by matching the trapezoidal limiting block 14 with the trapezoidal limiting groove 11, so that the installation pipe 10 is firmer, the sealing performance is improved, then the conveying pipeline is connected to the installation pipe 10 on the fixed pipes 2 at two sides of the valve body 1, when the flow of fluid needs to be adjusted in the use process, the second bolt 1903 at the top of the fixed pipe 1901 at the outer side of the valve body 1 is firstly rotated, the movable rod 1904 is abutted against the top of the movable rod 1904 so as to drive the movable rod 1904 to rotate inside the mounting block 1902, thereby separating the fixture block 1905 at the bottom of the movable rod 1904 from the gear 18 on the surface of the valve rod 17, and thus facilitating the rotation of the valve rod 17 and the valve core 16 to adjust the flow rate of the fluid, after adjustment, the second bolt 1903 is rotated so as to separate the movable rod 1904 from the top, then the fixture block 1905 at the bottom of the movable rod 1904 is driven to be clamped into the gear 18 on the surface of the valve rod 17 under the elastic force of the second spring 1906 below the fixed rod 1901, thereby limiting the valve rod 17 and avoiding false touch, the flow condition of the internal fluid can be conveniently observed through the visual windows 3 on the surfaces of the fixed tubes 2 at the two sides of the valve body 1, after observation, the handle at the outer side of the fixed frame 6 can be rotated to drive the screw rod 701 to drive the movable blocks 702 at the two ends to slide back to move, so that the connecting rod 703 at the, thereby make guard plate 704 be vertical form, so as to protect visual window 3, avoid impaired, when need clear up the fixed pipe 2 of valve body 1 both sides after long-time the use, at first rotate the first bolt 12 of fixed pipe 2 outside both ends and make it separate with gag lever post 13, later can drive gag lever post 13 to the one end slip of keeping away from fixed pipe 2 axis through the elastic force effect of gag lever post 13 surperficial first spring 15 down, thereby make spacing 14 and the spacing groove 11 separation on installation pipe 10 surface, so that take off installation pipe 10 and clear up the inside fixed pipe 2, this is accomplished whole operation, and the content that does not make detailed description in this specification belongs to the prior art that the professional skilled in the art publicly knows.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a ball valve convenient to observe inside fluid, includes valve body (1), protection component (7), spacing ring (8) and locking Assembly (19), its characterized in that:

the two ends of the valve body (1) are fixedly provided with fixed pipes (2), the two ends of the surface of each fixed pipe (2) are provided with visual windows (3), the surface of the top of each fixed pipe (2) is fixedly provided with a fixed plate (4), the top of each fixed plate (4) is fixedly provided with a vertical rod (5), and the top of each vertical rod (5) is fixedly provided with a fixed frame (6);

the protective components (7) for preventing the visual window (3) from being damaged are arranged at two ends of the fixing plate (4);

the limiting ring (8) is fixed inside the fixed pipe (2), the surface of the limiting ring (8) is provided with a sealing ring (9), the inside of the fixed pipe (2) is provided with an installation pipe (10), the surface of the installation pipe (10) is provided with a limiting groove (11), two ends of the surface of the fixed pipe (2) are provided with first bolts (12), two ends of the inner side of the fixed pipe (2) are connected with limiting rods (13) in a sliding manner, one end of each limiting rod (13) penetrating through the inner wall of the fixed pipe (2) is fixed with a limiting block (14), the surface of each limiting rod (13) is sleeved with a first spring (15), the first springs (15) are fixed at two ends of the inner side of the fixed pipe (2), the inside of the valve body (1) is provided with a valve core (16), the valve core (16) is connected with the valve rod (17), and the valve rod (17) is rotatably connected to the top of the valve body (1), a gear (18) is fixed on the surface of the valve rod (17);

the locking assembly (19) for locking the valve rod (17) is arranged on the top of the valve body (1).

2. A ball valve for facilitating viewing of internal fluids according to claim 1, wherein: protection component (7) include lead screw (701), movable block (702), connecting rod (703) and guard plate (704), lead screw (701) are rotated and are connected in the below of mount (6), and the both ends threaded connection of lead screw (701) has movable block (702), and movable block (702) sliding connection is at the below both ends of mount (6) simultaneously, the bottom of movable block (702) is rotated and is connected with connecting rod (703), and connecting rod (703) are connected with the top of guard plate (704), and guard plate (704) rotate simultaneously and connect the both ends at fixed plate (4).

3. A ball valve for facilitating viewing of internal fluids according to claim 1, wherein: locking Assembly (19) include dead lever (1901), installation piece (1902), second bolt (1903), movable rod (1904), fixture block (1905) and second spring (1906), dead lever (1901) is fixed at the top of valve body (1), and the fixed surface of dead lever (1901) has installation piece (1902), and the top of dead lever (1901) is provided with second bolt (1903) simultaneously, the inboard of installation piece (1902) is rotated and is connected with movable rod (1904), the bottom fixed surface of movable rod (1904) has fixture block (1905), the below surface at dead lever (1901) is fixed in second spring (1906), and second spring (1906) is connected with the bottom of movable rod (1904).

4. A ball valve for facilitating viewing of internal fluids according to claim 1, wherein: the fixed pipe (2) is provided with two sets, and the surface both sides of every fixed pipe of group (2) all are provided with two sets of visual windows (3).

5. A ball valve for facilitating viewing of internal fluids according to claim 1, wherein: the mounting pipe (10) is connected with the fixing pipe (2) in a clamping manner.

6. A ball valve for facilitating viewing of internal fluids according to claim 1, wherein: the limiting groove (11) and the limiting block (14) are both trapezoidal.

7. A ball valve for facilitating viewing of internal fluids according to claim 2, wherein: the movable block (702), the connecting rod (703) and the protection plate (704) jointly form a rotating mechanism.

8. A ball valve for facilitating viewing of internal fluids according to claim 3, wherein: the second bolt (1903) and the spring (1906) correspond to the top and the bottom of the movable rod (1904), respectively.

9. A ball valve for facilitating viewing of internal fluids according to claim 3, wherein: the fixture block (1905) and the gear (18) are horizontally arranged.