CN212564414U

CN212564414U - Electric screw port regulating valve convenient to operate

Info

Publication number: CN212564414U
Application number: CN202021028421.2U
Authority: CN
Inventors: 罗涛
Original assignee: Nanjing Hantai Valve Co ltd
Current assignee: Nanjing Hantai Valve Co ltd
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2021-02-19
Anticipated expiration: 2030-06-06

Abstract

The utility model discloses an electric screw port regulating valve convenient to operate, which comprises a motor, a limit regulating component, a valve seat, a valve core changing component and a fluid pressure measuring component, wherein a motor mounting seat is fixedly connected below the motor, a bracket is detachably connected below the motor mounting seat, the limit regulating component is arranged in the middle of the bracket, the valve seat is fixedly connected below the bracket, the valve core changing component is arranged in the middle of the inner surface of the valve seat, a pointer is fixedly connected on the right side of an upper nut, a scale bar is arranged on the right side of the pointer, the regulating size of the regulating valve can be limited, the condition that the regulating stroke of the regulating valve exceeds the limited size is prevented, the need of personnel to take care of is reduced, the use scene of the regulating valve is wider, the opening diameter of the valve core can be changed, the requirements of larger flow passing and smaller flow control can be, the diameter of the valve core can be changed according to the requirement.

Description

Electric screw port regulating valve convenient to operate

Technical Field

The utility model relates to a governing valve technical field specifically is an electronic silk mouthful governing valve of convenient operation.

Background

The regulating valve is also called a control valve, and in the field of industrial automation process control, the final control element for changing the process parameters of medium flow, pressure, temperature, liquid level and the like by power operation through receiving the control signal output by a regulating control unit. Generally consisting of an actuator and a valve. If according to the stroke characteristic, the regulating valve can be divided into a straight stroke and an angular stroke; the pneumatic regulating valve, the electric regulating valve and the hydraulic regulating valve can be divided into three types according to the power used by the matched executing mechanism; the method is divided into three types, namely a linear characteristic, an equal percentage characteristic and a parabolic characteristic according to functions and characteristics of the method. The regulating valve is suitable for air, water, steam, various corrosive media, slurry, oil and other media.

The existing regulating valves have some defects, firstly, most of the regulating valves have no adjustable regulation limitation, the condition that the regulation stroke exceeds the required size is easy to occur, extra personnel is needed to attend, the scene of the regulating valves is influenced, secondly, the valve cores of most of the regulating valves are too small to simultaneously meet the requirement of having larger flow passing and smaller flow passing control, the diameter of the valve core is single and can not be changed, the large-flow circulation is inconvenient when large-flow circulation is needed, the small-flow circulation is not accurate, and finally, most of the regulating valves can not measure the pressure of fluid, the flow condition can not be visually judged, the judgment can only be carried out through the opening size of the valve core, and the valve core is not accurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic silk mouthful governing valve of convenient operation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the electric screw port regulating valve convenient to operate comprises a motor, a limiting regulating component, a valve seat, a valve core changing component and a fluid pressure measuring component, wherein a motor mounting seat is fixedly connected below the motor, a support is detachably connected below the motor mounting seat, the limiting regulating component is arranged in the middle of the support, the valve seat is fixedly connected below the support, the valve core changing component is arranged in the middle of the inner surface of the valve seat, a valve inlet port is formed in the left side of the valve seat, a valve outlet port is formed in the right side of the valve seat, the fluid pressure measuring component is installed above the valve outlet port, a connecting shaft is fixedly connected in the middle of the lower portion of the motor, and an upper shaft is.

Preferably, the limit adjusting assembly further comprises an upper screw, an upper nut, a sliding sleeve, a round rod, a touch switch, a limit nut and a fixing screw, wherein the outer surface of the upper screw is in threaded connection with the upper nut, the left side of the upper nut is fixedly connected with the sliding sleeve, the inner surface of the sliding sleeve is in sliding connection with the round rod, the left side of the sliding sleeve is provided with the touch switch, the upper side and the lower side of the touch switch are respectively provided with the limit nut, and the middle part of the limit nut is in threaded connection with the fixing screw.

Preferably, the valve core changing assembly further comprises a lower rod, a lower screw rod, an inner valve core, side rods, a sleeve shell, an inner sealing ring, an inner thread cavity, an outer thread block, a long rod, a sliding block outer sleeve, a lower plate, a spring, an outer valve core and an outer sealing ring, wherein the lower screw rod is arranged below the lower rod, the outer surface of the lower screw rod is in threaded connection with the middle part of the inner valve core, the side rods are fixedly connected to two sides above the inner valve core, the upper part of the side rods is in sliding connection with the sleeve shell, the inner sealing ring is connected to the outer side of the inner valve core in a gluing mode, the inner thread cavity is arranged in the middle part of the inner surface of the lower screw rod and is in threaded connection with the outer thread block, the long rod is fixedly connected below the long rod, the sliding block is in, an outer valve core is fixedly connected above the lower plate, and an outer sealing ring is connected to the outer side of the outer valve core in a gluing mode.

Preferably, fluid pressure measurement subassembly is still including casing, piston, cock stem, briquetting, bulldoze spring, electrified gleitbretter, resistance strip, casing internal surface below sliding connection has the piston, piston top middle part fixedly connected with cock stem, cock stem top fixedly connected with briquetting, the briquetting top is equipped with bulldozes the spring, the electrified gleitbretter of briquetting left side fixedly connected with, electrified gleitbretter left side and resistance strip sliding connection.

Preferably, the right side of the upper nut is fixedly connected with a pointer, and the right side of the pointer is provided with a scale bar.

Preferably, a convex ring is arranged above the lower rod, and a valve body sealing ring is connected below the convex ring in a sliding manner.

Preferably, the right side of the pressing block is fixedly connected with a second pointer, and a second scale bar is arranged on the right side of the second pointer.

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

1. the utility model discloses a spacing adjusting part can restrict the regulation size of regulating valve, prevents that its regulation stroke from exceeding the condition of injecing the size, and the needs that reduce personnel and watch make the use scene of regulating valve more wide.

2. The utility model discloses a case change subassembly can change the diameter of opening of case, through inside and outside double-deck case implementation simultaneously satisfy possess great flow through and less flow control, make its case diameter can change as required.

3. The utility model discloses a fluid pressure measurement subassembly can measure fluidic pressure, and the flow condition is judged fast and directly perceivedly, cooperates the motor to start the case for the unrestrained control is more accurate.

Drawings

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

FIG. 2 is a schematic view of a fluid pressure measurement assembly according to the present invention;

fig. 3 is an enlarged view of fig. 1A.

In the figure: the device comprises a motor 1, a motor mounting seat 2, a support 3, a limit adjusting assembly 4, an upper screw 41, an upper nut 42, a sliding sleeve 43, a round rod 44, a touch switch 45, a limit nut 46, a fixing screw 47, a valve seat 5, a valve core changing assembly 6, a lower rod 61, a lower screw 62, an inner valve core 63, a side rod 64, a sleeve 65, an inner sealing ring 66, an inner threaded cavity 67, an outer threaded block 68, a long rod 69, a sliding block 610, a sliding block outer sleeve 611, a lower plate 612, a spring 613, an outer valve core 614, an outer sealing ring 615, a valve inlet port 7, a valve outlet port 8, a fluid pressure measuring assembly 9, a shell 91, a piston 92, a plug rod 93, a pressing block 94, a pressing spring 95, a charged sliding piece 96, a resistor strip 97, a connecting shaft 10, an upper shaft 11, a first pointer 401, a first scale strip 402, a convex ring 601, a valve body sealing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides an electronic silk mouthful governing valve of convenient operation, including motor 1, spacing adjusting part 4, disk seat 5, case change subassembly 6 and fluid pressure measurement subassembly 9, 1 below fixedly connected with motor mount pad 2 of motor, but motor mount pad 2 below releasable connection has support 3, 3 middle parts of support are equipped with

spacing adjusting part

4, 3 below fixedly connected with disk seat 5 of support, 5 internal surface middle parts of disk seat are equipped with case change subassembly 6, 5 left sides of disk seat are equipped with into valve port 7, 5 right sides of disk seat are equipped with out valve port 8, it installs fluid pressure measurement subassembly 9 to go out valve port 8 top, 1 below middle part fixedly connected with connecting axle 10 of motor, connecting axle 10 below fixedly connected with upper shaft 11.

Further, the limit adjusting assembly 4 further comprises an upper screw 41, an upper nut 42, a sliding sleeve 43, a round rod 44, a touch switch 45, a limit nut 46 and a fixing screw 47, wherein the outer surface of the upper screw 41 is in threaded connection with the upper nut 42, the left side of the upper nut 42 is fixedly connected with the sliding sleeve 43, the inner surface of the sliding sleeve 43 is in sliding connection with the round rod 44, the left side of the sliding sleeve 43 is provided with the touch switch 45, the upper side and the lower side of the touch switch 45 are both provided with the limit nut 46, and the middle of the limit nut 46 is in threaded connection with the fixing.

Further, the valve core changing assembly 6 further comprises a lower rod 61, a lower screw 62, an inner valve core 63, a side rod 64, a sleeve 65, an inner sealing ring 66, an inner thread cavity 67, an outer thread block 68, a long rod 69, a slider 610, a slider outer sleeve 611, a lower plate 612, a spring 613, an outer valve core 614 and an outer sealing ring 615, wherein the lower screw 62 is arranged below the lower rod 61, the outer surface of the lower screw 62 is in threaded connection with the middle of the inner valve core 63, the side rods 64 are fixedly connected to two sides above the inner valve core 63, the upper part of each side rod 64 is in sliding connection with the sleeve 65, the inner sealing ring 66 is glued to the outer side of the inner valve core 63, the inner thread cavity 67 is arranged in the middle of the inner surface of the lower screw 62, the inner thread cavity 67 is in threaded connection with the outer thread block 68, the long rod 69 is fixedly connected below the outer thread block 68, the slider, a spring 613 is arranged below the lower plate 612, an outer valve core 614 is fixedly connected above the lower plate 612, and an outer sealing ring 615 is glued and connected to the outer side of the outer valve core 614.

Further, the fluid pressure measuring assembly 9 further comprises a casing 91, a piston 92, a plug rod 93, a pressing block 94, a pushing spring 95, a charged sliding piece 96 and a resistor strip 97, the piston 92 is slidably connected to the lower portion of the inner surface of the casing 91, the plug rod 93 is fixedly connected to the middle portion of the upper portion of the piston 92, the pressing block 94 is fixedly connected to the upper portion of the plug rod 93, the pushing spring 95 is arranged above the pressing block 94, the charged sliding piece 96 is fixedly connected to the left side of the pressing block 94, and the left side of the charged sliding piece 96 is slidably connected with.

Further, the right side of the upper nut 42 is fixedly connected with a first pointer 401, and the right side of the first pointer 401 is provided with a first scale bar 402.

Furthermore, a convex ring 601 is arranged above the lower rod 61, and a valve body sealing ring 602 is connected below the convex ring 601 in a sliding manner.

Further, a second pointer 901 is fixedly connected to the right side of the pressing block 94, and a second scale strip 902 is arranged on the right side of the second pointer 901.

The working principle is as follows: when the regulating valve is used, the upper nut 42 is driven to move up and down by the motor 1, the driving connecting shaft 10 and the upper shaft 11 rotating through the limiting regulating component 4, the upper nut 42 drives the touch switch 45 to move together, when the touch switch 45 touches the limiting nut 46, the stroke is reached, the limiting nut 46 can rotate on the fixed screw rod 47, and the position of the limiting nut 46 is regulated through rotating, so that the stroke limitation can be carried out on the opening and closing of the valve core.

Through the valve core changing assembly 6, the lower screw 62 is driven by the rotation of the lower rod 61, the angle of the inner valve core 63 is limited by the side rod 64 and the sleeve 65, so that the inner valve core 63 ascends or descends, the inner valve core 63 can be opened at a small flow rate, when the lower screw 62 drives the inner valve core 63, the inner thread cavity 67 also drives the outer thread block 68 to ascend or descend, the inner thread block is conducted to the sliding block 610 through the long rod 69, the sliding block 610 cannot be immediately pressed below the sliding block outer sleeve 611 due to the long inner cavity of the sliding block outer sleeve 611, and when the inner valve core 63 ascends too much, the sliding block 610 is also pressed below the sliding block outer sleeve 611, the lower plate 612 is pushed to descend, the outer valve core 614 is pulled to be opened.

Through the fluid pressure measuring assembly 9, the piston 92 is pushed to retreat by the circulating pressure, then the electrified slide sheet 96 on the left side of the pressing block 94 generates a pressure signal through the position change of the resistance strip 97, and meanwhile, the second pointer 901 and the second scale bar 902 on the right side can also make an actual indication, so that people can judge the situation.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a convenient electronic silk mouthful governing valve of operation, includes motor (1), spacing adjusting part (4), disk seat (5), case change subassembly (6) and fluid pressure measurement subassembly (9), its characterized in that: the automatic valve seat is characterized in that a motor mounting seat (2) is fixedly connected to the lower portion of the motor (1), a support (3) is detachably connected to the lower portion of the motor mounting seat (2), a limiting adjusting component (4) is arranged in the middle of the support (3), a valve seat (5) is fixedly connected to the lower portion of the support (3), a valve core changing component (6) is arranged in the middle of the inner surface of the valve seat (5), a valve inlet port (7) is arranged on the left side of the valve seat (5), a valve outlet port (8) is arranged on the right side of the valve seat (5), a fluid pressure measuring component (9) is installed above the valve outlet port (8), a connecting shaft (10) is fixedly connected to the middle portion of the lower portion of the motor.

2. An electrically operated threaded regulator valve as defined in claim 1 wherein: spacing adjusting part (4) are still including last screw rod (41), last nut (42), sliding sleeve (43), round bar (44), touch and press switch (45), limit nut (46), clamping screw (47), it has last nut (42) to go up screw rod (41) surface threaded connection, go up nut (42) left side fixedly connected with sliding sleeve (43), sliding sleeve (43) internal surface sliding connection has round bar (44), sliding sleeve (43) left side is installed and is touched and press switch (45), touch and press switch (45) upper and lower side and all be equipped with limit nut (46), limit nut (46) middle part threaded connection has clamping screw (47).

3. An electrically operated threaded regulator valve as defined in claim 1 wherein: the valve core change assembly (6) further comprises a lower rod (61), a lower screw rod (62), an inner valve core (63), a side rod (64), a casing (65), an inner sealing ring (66), an inner thread cavity (67), an outer thread block (68), a long rod (69), a slider (610), a slider outer sleeve (611), a lower plate (612), a spring (613), an outer valve core (614) and an outer sealing ring (615), wherein the lower screw rod (62) is arranged below the lower rod (61), the outer surface of the lower screw rod (62) is in threaded connection with the middle of the inner valve core (63), the side rod (64) is fixedly connected to two sides above the inner valve core (63), the side rod (64) is in sliding connection with the casing (65), the inner sealing ring (66) is connected to the outer side of the inner valve core (63) in a gluing mode, the inner thread cavity (67) is arranged in the middle of the inner surface of the lower screw rod (62, the outer thread block (68) below fixedly connected with stock (69), stock (69) below fixedly connected with slider (610), slider (610) and slider overcoat (611) sliding connection, slider overcoat (611) below and hypoplastron (612) fixed connection, the hypoplastron (612) below is equipped with spring (613), hypoplastron (612) top fixedly connected with outer case (614), outer case (614) outside veneer is connected with outer sealing ring (615).

4. An electrically operated threaded regulator valve as defined in claim 1 wherein: fluid pressure measurement subassembly (9) are still including casing (91), piston (92), cock stem (93), briquetting (94), push spring (95), electrified gleitbretter (96), resistance strip (97), casing (91) internal surface below sliding connection has piston (92), piston (92) top middle part fixedly connected with cock stem (93), cock stem (93) top fixedly connected with briquetting (94), briquetting (94) top is equipped with push spring (95), briquetting (94) left side fixedly connected with electrified gleitbretter (96), electrified gleitbretter (96) left side and resistance strip (97) sliding connection.

5. An electrically operated threaded regulator valve as defined in claim 2 wherein: go up nut (42) right side fixedly connected with pointer (401), pointer (401) right side is equipped with scale bar (402).

6. An electrically operated threaded regulating valve according to claim 3, characterized in that: a convex ring (601) is arranged above the lower rod (61), and a valve body sealing ring (602) is connected below the convex ring (601) in a sliding mode.

7. An electrically operated wire port regulating valve according to claim 4, wherein: the right side of the pressing block (94) is fixedly connected with a second pointer (901), and a second scale bar (902) is arranged on the right side of the second pointer (901).