CN216519696U

CN216519696U - Governing valve with anti-corrosion structure

Info

Publication number: CN216519696U
Application number: CN202123013535.7U
Authority: CN
Inventors: 徐建光
Original assignee: Suzhou Kebang Control Valve Co ltd
Current assignee: Suzhou Kebang Control Valve Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-13
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a regulating valve with an anti-corrosion structure, which comprises a regulating valve main body, wherein a water inlet channel and a water outlet channel are respectively arranged on two sides in the regulating valve main body, a regulating groove is formed between the water inlet channel and the water outlet channel, an upper shell is fixedly arranged on the top of the regulating valve main body, a sealing ring is fixedly arranged on the bottom of the upper shell, and a lower shell is fixedly arranged on the bottom of the regulating valve main body. This governing valve with anticorrosion structure, carrying out daily use in-process, through installing casing and lower casing respectively in the top and the bottom of governing valve main part, fix through the mode that bolt and nail groove cooperation are connected, be convenient for maintain, the dismouting, through dismantling the casing and down the casing carry out regular clearance and maintenance to inhalant canal and exhalant canal, improve the anticorrosion ability, the problem of the whole governing valve of unable dismouting maintenance and change has been avoided, cost of maintenance has been reduced.

Description

Governing valve with anti-corrosion structure

Technical Field

The utility model relates to the technical field of regulating valve production, in particular to a regulating valve with an anti-corrosion structure.

Background

In the field of industrial automation process control, final control elements, generally consisting of actuators and spools, for changing process parameters such as medium flow, pressure, temperature, level, etc., by power operation by receiving control signals output by a regulating control unit, regulating valves suitable for air, water, steam, various corrosive media, slurries, oils, etc., in the automatic control of modern plants, regulating valves play a very important role, the production of which depends on the correct distribution and control of the flowing media, which control, whether by exchange of energy, reduction of pressure or simple container charging, requires some final control element to complete, which act in a pipeline with variable resistance, which changes the turbulence of the process fluid or provides a pressure drop in the case of laminar flow, the pressure drop is caused by the variation of the resistance or "friction" of the valve element, a process generally called "throttling", which is close to isothermal adiabatic conditions for gases, the deviation depending on the non-ideality of the gas (joule-thomson effect), and in the case of liquids, the pressure being consumed by turbulence or viscous friction, both of which convert the pressure into heat energy, causing a slight increase in temperature, and maintenance and servicing of the regulating valve after its normal operation, depending on the process.

Current governing valve sets up into water and exhalant canal mostly in inclosed pipeline, adopts the mode of artifical pivoted piston rod to promote the valve core and cuts off the connection of inhalant canal and exhalant canal, long-time the use, the inside very easily takes place to corrode of governing valve and damages, the piston rod exposes outside rusts easily, leads to rotating the difficult unable rotation even, has reduced the life of governing valve, and the unable dismouting of governing valve inside is maintained in addition, need change whole governing valve, maintenance cost has been increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a regulating valve with an anti-corrosion structure, which solves the problems that most of the existing regulating valves in the background art are provided with a water inlet channel and a water outlet channel in a closed pipeline, a valve core is pushed to cut off the connection of the water inlet channel and the water outlet channel by adopting a mode of manually rotating a piston rod, the interior of the regulating valve is easy to corrode and damage after long-time use, the piston rod is exposed outside and easy to rust, the rotation is difficult or even cannot be rotated, the service life of the regulating valve is shortened, the interior of the regulating valve cannot be disassembled and maintained, the whole regulating valve needs to be replaced, and the maintenance cost is increased.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a governing valve with anticorrosion structure, includes the governing valve main part, the inside both sides of governing valve main part are provided with inhalant canal and play water passageway respectively, the adjustment tank has been seted up between inhalant canal and the play water passageway, the top fixed mounting of governing valve main part has last casing, the bottom fixed mounting who goes up the casing has the sealing washer, the bottom fixed mounting of governing valve main part has casing down.

Preferably, the bottom surface of going up the casing encircles fixed mounting and has the support, the inside of support is link up fixed mounting and is had first bolt, first nail groove has been seted up at governing valve main part top that first bolt corresponds, the inside swing joint in first bolt and first nail groove, the quantity of first bolt is four.

Preferably, four inside corners of the lower shell are provided with four through bolts, the bottom of the adjusting valve body corresponding to the second bolts is provided with a second nail groove, the second bolts are movably connected with the inside of the second nail groove, and the number of the second bolts is four.

Preferably, the inside of going up the casing is provided with adjusting part, adjusting part includes the electric putter of fixed mounting at the inside top of last casing, electric putter's bottom fixed mounting has the piston rod, the bottom of piston rod runs through sealing washer fixed mounting and has the case.

Preferably, the two sides of the regulating valve main body are respectively and fixedly provided with a water inlet connector and a water outlet connector, and screw holes are formed in the water inlet connector and the water outlet connector in a penetrating manner.

Preferably, the water inlet channel and the water outlet channel are respectively communicated with the bottom end of one side and the top end of the other side of the adjusting groove, the inner wall of the adjusting groove is movably connected with the surface of the valve core, and the size of the adjusting groove is matched with that of the valve core.

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

this governing valve with anticorrosion structure, carrying out daily use in-process, through installing casing and lower casing respectively in the top and the bottom of governing valve main part, fix through the mode that bolt and nail groove cooperation are connected, be convenient for maintain, the dismouting, through dismantling the casing and down the casing carry out regular clearance and maintenance to inhalant canal and exhalant canal, improve the anticorrosion ability, the problem of the whole governing valve of unable dismouting maintenance and change has been avoided, cost of maintenance has been reduced.

This governing valve with anticorrosion structure, carrying out daily use in-process, connect respectively through interface and the interface of going out of intaking into, the outlet pipe, promote the piston rod through starting electric putter and remove, make the case slide along the inside surface of adjustment tank through the piston rod, the size of flow is adjusted to the stroke through control electric putter, replaces artifical mode of rotating the piston rod, has avoided the piston rod to rust and the unable pivoted condition, has improved the life of governing valve.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the internal structure of the regulator valve body of the present invention;

fig. 4 is a schematic structural diagram of the adjusting assembly of the present invention.

In the figure: 1. a regulator valve body; 2. a water inlet channel; 3. a water outlet channel; 4. an adjustment groove; 5. an upper housing; 6. a seal ring; 7. an adjustment assembly; 8. an electric push rod; 9. a piston rod; 10. a valve core; 11. a lower housing; 12. a support; 13. a first bolt; 14. a first nail groove; 15. a second bolt; 16. a second nail groove; 17. a water inlet interface; 18. a water outlet interface; 19. screw holes.

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. 1-4, the present invention provides a technical solution: a regulating valve with an anti-corrosion structure comprises a regulating valve main body 1, wherein a water inlet channel 2 and a water outlet channel 3 are respectively arranged on two sides inside the regulating valve main body 1, a regulating groove 4 is formed between the water inlet channel 2 and the water outlet channel 3, an upper shell 5 is fixedly installed on the top of the regulating valve main body 1, a sealing ring 6 is fixedly installed at the bottom of the upper shell 5, a lower shell 11 is fixedly installed at the bottom of the regulating valve main body 1, a support 12 is fixedly installed on the bottom surface of the upper shell 5 in a surrounding manner, a first bolt 13 is fixedly installed inside the support 12 in a penetrating manner, a first nail groove 14 is formed in the top of the regulating valve main body 1 corresponding to the first bolt 13, the first bolt 13 is movably connected with the inside of the first nail groove 14, the number of the first bolts 13 is four, second bolts 15 are installed at four corners inside the lower shell 11 in a penetrating manner, a second nail groove 16 is formed in the bottom of the regulating valve main body 1 corresponding to the second bolts 15, second bolt 15 and second nail groove 16's inside swing joint, second bolt 15's quantity is four, through install casing 5 and lower casing 11 respectively in governing valve main part 1's top and bottom, through first bolt 13 and first nail groove 14, second bolt 15 and second nail groove 16 swing joint's mode are fixed, make things convenient for the dismouting, carry out regular anticorrosion maintenance through dismantling casing 5 and lower casing 11 to regulating valve main part 1 inside inhalant canal 2 and exhalant canal 3, the problem of unable dismouting maintenance and change whole governing valve has been avoided, and maintenance cost is reduced.

An adjusting component 7 is arranged in the upper shell 5, the adjusting component 7 comprises an electric push rod 8 fixedly arranged at the top end in the upper shell 5, the model of the electric push rod 8 can be KM07, the electric push rod 8 is an electric driving device for converting the rotary motion of a motor into the linear reciprocating motion of the push rod, and can be used as an executing machine in various simple or complex process flows to realize remote control, centralized control or automatic control, the motor drives a pair of screw rod nuts after being decelerated by a gear to convert the rotary motion of the motor into the linear motion, the push rod motion is completed by utilizing the positive and negative rotation of the motor, for example, the complex motions such as rotation, shaking and the like can be completed by various mechanisms such as levers, rockers or connecting rods and the like, the stroke can be increased or enlarged by changing the length of the lever arm, a piston rod 9 is fixedly arranged at the bottom end of the electric push rod 8, and a valve core 10 is fixedly arranged at the bottom end of the piston rod 9 through a sealing ring 6, the two sides of the adjusting valve main body 1 are respectively fixedly provided with a water inlet interface 17 and a water outlet interface 18, the water inlet interface 17 and the water outlet interface 18 are internally provided with a screw hole 19 in a penetrating way, the water inlet interface 17 and the water outlet interface 18 are respectively connected with a water inlet pipe and a water outlet pipe and are fixed through the screw hole 19, a water inlet channel 2 and a water outlet channel 3 are respectively communicated with the bottom end of one side and the top end of the other side of an adjusting groove 4, the inner wall of the adjusting groove 4 is movably connected with the surface of a valve core 10, the size between the adjusting groove 4 and the valve core 10 is matched, an electric push rod 8 is electrically connected with an external power supply through a lead, the electric push rod 8 is started to push a piston rod 9 to move, the valve core 10 slides along the inner surface of the adjusting groove 4 through the piston rod 9, the flow is adjusted by controlling the stroke of the electric push rod 8, the mode of manually rotating the piston rod 9 is replaced, and the condition that the piston rod 9 cannot rotate due to rusting is avoided, the service life of the regulating valve is prolonged.

The working principle is as follows: when the regulating valve is needed to be used, firstly, the water inlet pipe and the water outlet pipe are respectively connected through the water inlet interface 17 and the water outlet interface 18 and are fixed through the screw hole 19, the electric push rod 8 is electrically connected with an external power supply through a lead, the electric push rod 8 is started to push the piston rod 9 to move, the valve core 10 slides along the inner surface of the regulating groove 4 through the piston rod 9, the flow is regulated by controlling the stroke of the electric push rod 8, the condition that the piston rod 9 is rusted and cannot rotate is avoided by replacing the mode of manually rotating the piston rod 9, the service life of the regulating valve is prolonged, the upper shell 5 and the lower shell 11 are respectively installed at the top and the bottom of the regulating valve main body 1, the water inlet channel 2 and the water outlet channel 3 in the regulating valve main body 1 are fixed through the movable connection mode of the first bolt 13 and the first nail groove 14, the second bolt 15 and the second nail groove 16, the disassembly and assembly are convenient, the regular anti-corrosion maintenance is carried out by disassembling the upper shell 5 and the lower shell 11, the problem that the whole regulating valve cannot be disassembled, assembled and maintained and replaced is avoided, and the maintenance cost is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A governing valve with anticorrosion structure, includes governing valve main part (1), its characterized in that: the inside both sides of governing valve main part (1) are provided with inhalant canal (2) and exhalant canal (3) respectively, adjustment tank (4) have been seted up between inhalant canal (2) and exhalant canal (3), the top fixed mounting of governing valve main part (1) has last casing (5), the bottom fixed mounting of going up casing (5) has sealing washer (6), casing (11) under the bottom fixed mounting of governing valve main part (1).

2. The control valve with corrosion protection structure according to claim 1, wherein: go up the bottom surface of casing (5) and encircle fixed mounting and have support (12), the inside of support (12) is link up fixed mounting and is had first bolt (13), first nail groove (14) have been seted up at governing valve main part (1) top that first bolt (13) correspond, the inside swing joint in first bolt (13) and first nail groove (14), the quantity of first bolt (13) is four.

3. The control valve with corrosion protection structure according to claim 1, wherein: the four inside edges of lower casing (11) link up and install second bolt (15), second nail groove (16) have been seted up to governing valve main part (1) bottom that second bolt (15) correspond, the inside swing joint in second bolt (15) and second nail groove (16), the quantity of second bolt (15) is four.

4. The control valve with corrosion protection structure according to claim 1, wherein: go up the inside of casing (5) and be provided with adjusting part (7), adjusting part (7) are including electric putter (8) of fixed mounting on the inside top of last casing (5), the bottom fixed mounting of electric putter (8) has piston rod (9), the bottom of piston rod (9) is run through sealing washer (6) fixed mounting and is had case (10).

5. The control valve with corrosion protection structure according to claim 1, wherein: the water inlet port (17) and the water outlet port (18) are fixedly mounted on two sides of the adjusting valve main body (1) respectively, and screw holes (19) are formed in the water inlet port (17) and the water outlet port (18) in a penetrating mode.

6. The control valve with corrosion prevention structure according to claim 1 or 4, wherein: the water inlet channel (2) and the water outlet channel (3) are respectively communicated with the bottom end of one side and the top end of the other side of the adjusting groove (4), the inner wall of the adjusting groove (4) is movably connected with the surface of the valve core (10), and the adjusting groove (4) is matched with the valve core (10) in size.