CN215410441U

CN215410441U - Valve protection structure

Info

Publication number: CN215410441U
Application number: CN202121567220.4U
Authority: CN
Inventors: 任行杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-11
Filing date: 2021-07-11
Publication date: 2022-01-04
Anticipated expiration: 2031-07-11

Abstract

The utility model discloses a valve protection structure, which comprises a valve body, wherein a protective cover is arranged outside the valve body, a locking structure capable of firmly connecting the protective cover and the valve body is arranged on the protective cover, and a movable part capable of marking the opening and closing of the valve body is arranged on the protective cover.

Description

Valve protection structure

Technical Field

The utility model relates to the field of valve structures, in particular to a valve protection structure.

Background

At present, in the fields of petrochemical industry, oil and gas gathering and transportation and metallurgy, a plurality of oil, gas and water pipelines and valves are provided, because the valves on the pipelines are influenced by external environment in the using process, the positions of a valve hand wheel part and a screw rod part, etc. are easy to be corroded to cause the difficult opening and even the locking state of the valves, the existing measures for preventing corrosion generally spray the rust-proof paint on the positions of the valve hand wheel part and the screw rod part, but the effect is not ideal, the rust-proof paint is easy to crack and fall off under long-term sun and rain, the protective measures using a cover body are too large in volume, a plurality of valves cannot be installed or are difficult to install when being connected in series or in parallel, the assembly and disassembly modes of the cover body are very troublesome, thereby bringing inconvenience to the production work, meanwhile, the maintenance and replacement costs are further improved by the parts which are easy to corrode, and the excessive expenditure of property and labor is wasted, even, when the emergency closing and opening is required on an important working line, the valve is corroded and stuck or the pressure of pipeline equipment and the like is too high and burst, so that not only is a great deal of economic loss of a using unit brought, but also environmental pollution and leakage of dangerous gas are caused;

in addition, because the open-close state of the valve can not be observed intuitively in the existing valve equipment, a user needs to be very close to the valve for observation, and needs to be close to the valve for observation at night, and on a working line in a high-pressure use state, the risk of injury to the body of the user is directly caused by the damage of the lead screw, so that the safety of the mark on the traditional valve is not enough.

Thus, further improvements are needed in the existing valves.

SUMMERY OF THE UTILITY MODEL

Aiming at the prior art, the technology to be realized by the utility model is as follows: the valve is provided with a protection structure with strong protection performance and long protection service life, and the valve has a mark capable of visually observing the opening and closing of the valve.

The utility model further aims to solve the technical problems that: the protective structure can be quickly and conveniently assembled and disassembled in a simple mode.

The utility model further aims to solve the technical problems that: the valve type can be observed more intuitively.

The utility model further aims to solve the technical problems that: the installation and construction operations are simple, and a plurality of valves can be connected in series or in parallel conveniently.

In order to achieve the purpose, the utility model adopts the following scheme:

the valve protection structure comprises a valve body, wherein a protective cover is arranged outside the valve body, a locking structure capable of enabling the protective cover and the valve body to be tightly connected is arranged on the protective cover, and a movable part capable of marking the opening and closing of the valve body is arranged on the protective cover.

Further, the valve body comprises a valve pipe, a spherical convex block is fixedly arranged on the valve pipe, a boss is fixedly arranged at the top of the spherical convex block, a valve lead screw is movably inserted in the middle of the boss, a valve block is fixedly arranged at the bottom of the valve lead screw and positioned in the valve pipe, a limiting groove capable of limiting the valve block to move up and down is arranged in the boss, a lead screw limiting frame sleeved on the valve lead screw is fixedly arranged on the top wall of the boss, threads of the valve lead screw are arranged on the upper section, and a valve opening and closing hand wheel which is in threaded sleeve connection with the valve lead screw is arranged above the lead screw limiting frame.

Furthermore, the protective cover is arranged above the valve pipe, the boss, the valve lead screw, the lead screw limiting frame and the valve opening and closing hand wheel are covered in the protective cover, and fixing clamping arcs capable of being attached to the outer wall of the spherical convex block are arranged on two sides of the bottom of the protective cover.

Preferably, the top of the valve screw in the utility model penetrates to the outside of the protective cover and a 1cm allowance is left.

Preferably, the shield of the present invention is in the form of an inverted barrel.

Preferably, the outer wall of the protective cover of the present invention is coated with a sun-protective paint.

Furthermore, the locking structure comprises hooks and fixing rings which are fixedly arranged on two sides of the outer wall of the protective cover respectively, a tensioning rope is tied on the fixing rings, lantern rings capable of being buckled on the hooks are tied at the tail ends of the tensioning rope, and the lantern rings are arranged in an evenly distributed array.

Further, a lead screw protection base is fixedly arranged on the upper side of the protection cover, a lead screw protection sleeve is fixedly arranged on the top of the lead screw protection base, an inner cavity is formed in the lead screw protection sleeve, and the top end of the valve lead screw is inserted into the inner cavity.

Furthermore, the movable part comprises an identification piston rod movably arranged in the inner cavity, the upper end of the identification piston rod penetrates through the top of the screw rod protective sleeve, the top end of the identification piston rod is fixedly provided with a protective cap, the bottom end of the identification piston rod is fixedly provided with a piston top plate, a sealing rubber ring is sleeved on the periphery of the piston top plate, and a reset spring is arranged between the upper wall of the piston top plate and the top wall in the inner cavity.

Furthermore, the marking piston rod is coated with reflective paint for marking.

In summary, compared with the prior art, the utility model has the beneficial effects that:

the valve protection cover is simple in structure and convenient to use, the structure of the valve protection cover is manufactured based on the requirement of construction safety standardization, the valve protection cover is more scientific, safe and simple compared with the existing valve protection structure, the protection cover can protect parts such as a lead screw and a hand wheel which are easy to rust in place, the overall design of the protection cover is light and handy, the size of the protection cover can be manufactured according to the diameter of the hand wheel of the valve, the protection cover is beneficial to the series connection or parallel connection of a plurality of valves, the construction difficulty is reduced by adopting light materials aiming at a large manual valve, the protection cover can be quickly disassembled through a locking structure, the components are reduced, the maintenance is easy, and the problem that the existing valve protection cover is inconvenient to assemble and disassemble is solved;

the linkage of the valve body and the movable part is utilized to enable a user to observe the mark more visually, the user can see the mark remotely, and the valve has the function of intuitively observing the opening and closing state of the valve at night, so that the damage to the body of an operator caused by the fact that the lead screw is suddenly extruded under high pressure when the body is too close to the lead screw during observation is avoided, accidents are prevented, meanwhile, the operation method of the operator is effectively standardized, some unsafe factors caused by people are avoided, and the purposes of safer, more convenient and more efficient use are achieved;

in conclusion, the structural design of the utility model can further strengthen the protection of the key parts of the valve, prolong the service life, reduce the high cost of the valve replacement caused by aging and corrosion, ensure that a user can work in a safer environment, reduce the labor and maintenance cost and be convenient to use.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective exploded view of the present invention.

Fig. 3 is a second perspective exploded view of the present invention.

Fig. 4 is a schematic exploded view of the valve body according to the present invention.

Fig. 5 is a second schematic exploded view of the valve body according to the present invention.

Fig. 6 is a perspective view of the shield of the present invention.

FIG. 7 is a schematic diagram of the analysis of the moving parts in the present invention.

Detailed Description

The utility model will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:

as shown in fig. 1 to 7, a valve protection structure comprises a valve body 1, a protection cover 2 is arranged outside the valve body 1, a locking structure 3 which can fasten the protection cover 2 and the valve body 1 is arranged on the protection cover 2, a movable part 4 which can mark the opening and closing of the valve body 1 is arranged on the protection cover 2, the valve body is connected with pipelines such as oil pipe, water pipe, and air pipe in a screw locking manner, important parts on the valve body are protected by the protection cover against dust, sun, rain, and the like, during installation, the protection cover is locked on the valve body by the locking structure, the locking structure is unlocked when the protection cover is detached, the operation is convenient and fast, the movable part on the protection cover can mark the opening or closing state of the valve after the protection cover is installed, and a user can observe the state of the valve visually, the type of the valve can be distinguished through the identification, the valve does not need to be close to the valve, safety is improved, in addition, the valve can be described by a large-area spare space on the protective cover, parameters of various valves can be written in, and a user can conveniently observe the valve.

The valve body 1 comprises a valve pipe 11, a spherical convex block 12 is fixedly arranged on the valve pipe 11, a boss 13 is fixedly arranged on the top of the spherical convex block 12, a valve lead screw 14 is movably inserted in the middle of the boss 13, a valve block 15 is fixedly arranged at the bottom of the valve lead screw 14 and positioned in the valve pipe 11, a limit groove 16 capable of limiting the valve block 15 to move up and down is arranged in the boss 13, a lead screw limit frame 17 sleeved on the valve lead screw 14 is fixedly arranged on the top wall of the boss 13, a thread of the valve lead screw 14 is arranged on the upper section, a valve opening and closing hand wheel 18 which is in threaded sleeve on the valve lead screw 14 is arranged above the lead screw limit frame 17, two sides of the valve pipe can be connected on a working line through screws, when the valve body needs to be opened, the valve hand wheel opening and closing 18 are manually rotated to enable the valve lead screw connected with the thread to move upwards in the axial direction, its valve block of connecting in valve lead screw bottom is at spacing inslot rebound thereupon, and the valve pipe that originally is blockked up will be opened to make inside medium can flow, boss and the spacing frame of lead screw are used for spacing the lead screw, and the spacing groove sets up in the boss, and including making the valve block can receive and close after the rebound, spherical lug is used for the convenience and the downside edge laminating of protection casing, makes the inside barrier propterty of protection casing better.

According to the utility model, the protective cover 2 is arranged above the valve pipe 11, the boss 13, the valve screw 14, the screw limiting frame 17 and the valve opening and closing hand wheel 18 are covered in the protective cover 2, the two sides of the bottom of the protective cover 2 are provided with the fixing clamping arcs 21 which can be attached to the outer wall of the spherical convex block 12, the protective cover isolates dust, rainwater and sunlight outside, the boss, the valve screw, the screw limiting frame and the valve opening and closing hand wheel are protected, the conditions that external factors cause corrosion of internal components, the components are prevented from being short in service life, the joint is easy to block, and the like are prevented, the fixing clamping arcs are two arc-shaped notches arranged at the bottom of the protective cover, so that the spherical convex blocks are convenient to attach, and the protective performance of the protective cover is better.

According to the utility model, the top of the valve lead screw 14 penetrates to the outside of the protective cover 2 and is provided with a 1cm allowance, after the protective cover is installed, the valve lead screw is arranged at 1cm of the outside and is used for being inserted into a lead screw protective base and an inner cavity inside a lead screw protective sleeve, so that the movable part can be arranged above the protective cover and can move due to the movement of the valve lead screw, when the valve body is in a closed state, the protruding allowance of the valve lead screw on the protective cover is 1cm, and when the valve body is in an open state and is moved upwards in a linkage manner, the protruding allowance of the valve lead screw on the protective cover is 3cm-5cm, so that the movable part can mark the opening and closing of the valve.

The protective cover 2 is in an inverted barrel shape, is preferably arranged in a barrel shape, has small integral volume, only protects key parts of the valve body, facilitates the series connection or parallel connection of a plurality of valves, prevents the series connection or parallel connection of the plurality of valves from interfering with each other due to the overlarge volume or the shape problem of the protective cover, and can also be arranged in a circular shape or other polygons.

The outer wall of the protective cover 2 is coated with sun-proof paint, the sun-proof device is preferably sprayed with ultraviolet-proof paint, and titanium dioxide can be added into materials for manufacturing valves to increase sun-proof capacity.

The locking structure 3 comprises a hook 31 and a fixing ring 32 which are respectively fixedly arranged on two sides of the outer wall of the protective cover 2, a tensioning rope 33 is tied on the fixing ring 32, a lantern ring 34 which can be buckled on the hook 31 is tied at the tail end of the tensioning rope 33, the lantern ring 34 is provided with a plurality of lantern rings which are uniformly distributed and arrayed, one end of the tensioning rope is tied on the fixing ring, the other end of the tensioning rope is tied on the lantern ring, when the protective cover is locked, the lantern ring is hung on the hook, the protective cover is fixed on the valve body by selecting a proper lantern ring from the lantern rings, and the protective cover can adapt to valves with different sizes due to the arrangement of the lantern rings.

According to the valve protection device, the screw rod protection base 5 is fixedly arranged on the upper side of the protection cover 2, the screw rod protection sleeve 51 is fixedly arranged on the top of the screw rod protection base 5, the inner cavity 52 is arranged in the screw rod protection sleeve 51, the top end of the valve screw rod 14 is inserted into the inner cavity 52, the screw rod protection base and the screw rod protection sleeve are used for coating the top end of the screw rod to protect the valve screw rod, and the top end of the valve screw rod is inserted into the inner cavity to enable the movable part to move through the movement of the valve screw rod, so that the valve protection device has the function of marking the opening and closing of a valve.

The movable part 4 comprises an identification piston rod 41 movably arranged in an inner cavity 52, the upper end of the identification piston rod 41 penetrates through the top of a screw rod protective sleeve 51, a protective cap 42 is fixedly arranged at the top end of the identification piston rod 41, a piston top plate 43 is fixedly arranged at the bottom end of the identification piston rod 41, a sealing rubber ring 44 is sleeved on the periphery of the piston top plate 43, a return spring 45 is arranged between the upper wall of the piston top plate 43 and the inner top wall of the inner cavity 52, after a valve body is opened, a valve screw rod is positioned at the position after upward movement, after the protective cap covers the piston top plate, the piston top plate is upwards jacked up by the valve screw rod, the identification piston rod is exposed from the upper part of the screw rod protective sleeve at the moment, the return spring is in a contraction state, after the identification piston rod is exposed, a user can visually see, and the user can judge that the valve is in an opening state, and the same is achieved, after the protective cover is detached, the reset spring enables the piston top plate to reset, the identification piston rod is folded in the inner cavity again, the valve is closed and the protective cover is covered again, and then the user can judge that the valve body is in a closed state.

The mark piston rod 41 is coated with the reflective paint for the mark, and the reflective paint is coated on the mark piston rod, so that a user can conveniently watch the mark at night, can watch the reflective paint in daytime to distinguish whether the valve body is in an open state, and can use different colors when the reflective paint on the mark piston rod is seen by the user to be in the open state, and otherwise, the reflective paint is in a closed state, so that the user can more conveniently distinguish whether the valve is a gas valve, an oil valve or a water valve.

While there have been shown and described the fundamental principles and principal features of the utility model and advantages thereof, it will be understood by those skilled in the art that the utility model is not limited by the embodiments described above, which are given by way of illustration of the principles of the utility model, but is susceptible to various changes and modifications without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A valve protective structure is characterized in that: including having valve body (1) outside is equipped with protection casing (2) be provided with on protection casing (2) and enable protection casing (2) and valve body (1) fastening connection's locking structure (3) protection casing (2) facial make-up is equipped with movable part (4) that can sign valve body (1) switching.

2. A valve guard structure according to claim 1, characterised in that the valve body (1) comprises a valve tube (11), a spherical convex block (12) is fixedly arranged on the valve pipe (11), a boss (13) is fixedly arranged on the top of the spherical convex block (12), a valve lead screw (14) is movably inserted in the middle of the boss (13), a valve block (15) is fixedly arranged at the bottom of the valve lead screw (14) and positioned in the valve pipe (11), a limiting groove (16) which can limit the valve block (15) to move up and down is arranged in the boss (13), a screw rod limiting frame (17) sleeved on the valve screw rod (14) is fixedly arranged on the top wall of the boss (13), the thread of the valve screw rod (14) is arranged on the upper section, a valve opening and closing hand wheel (18) which is sleeved on the valve screw (14) through threads is arranged above the screw rod limiting frame (17).

3. The valve protection structure according to claim 2, wherein the protection cover (2) is arranged above the valve pipe (11), the boss (13), the valve lead screw (14), the lead screw limiting frame (17) and the valve opening and closing hand wheel (18) are covered in the protection cover (2), and fixing clamping arcs (21) capable of being attached to the outer wall of the spherical convex block (12) are arranged on two sides of the bottom of the protection cover (2).

4. A valve guard structure as claimed in any one of claims 2 to 3, characterised in that the top of the valve screw (14) extends through the outside of the guard (2) with a 1cm margin.

5. A valve guard structure according to claim 4, characterised in that the guard (2) is in the form of an inverted bucket.

6. A valve guard structure as claimed in claim 5, characterized in that the outer wall of the guard (2) is coated with a sun-blocking paint.

7. The valve protection structure according to claim 1, wherein the locking structure (3) comprises a hook (31) and a fixing ring (32) which are respectively fixed on two sides of the outer wall of the protection cover (2), a tensioning cable (33) is tied on the fixing ring (32), a sleeve ring (34) which can be buckled on the hook (31) is tied at the tail end of the tensioning cable (33), and the sleeve ring (34) is provided with a plurality of rings which are uniformly distributed and arrayed.

8. The valve protection structure according to claim 2, wherein a screw protection base (5) is fixedly arranged on the upper side of the protection cover (2), a screw protection sleeve (51) is fixedly arranged on the top of the screw protection base (5), an inner cavity (52) is arranged inside the screw protection sleeve (51), and the top end of the valve screw (14) is inserted into the inner cavity (52).

9. The valve protection structure according to claim 8, wherein the movable member (4) comprises an identification piston rod (41) movably disposed in the inner cavity (52), the upper end of the identification piston rod (41) penetrates through the top of the screw rod protection sleeve (51), the top end of the identification piston rod (41) is fixedly provided with a protection cap (42), the bottom end of the identification piston rod (41) is fixedly provided with a piston top plate (43), the periphery of the piston top plate (43) is sleeved with a sealing rubber ring (44), and a return spring (45) is disposed between the upper wall of the piston top plate (43) and the inner top wall of the inner cavity (52).

10. A valve guard structure as claimed in claim 9, characterised in that the marking piston rod (41) is coated with a reflective paint for marking.