CN212564405U

CN212564405U - Hydraulic control valve convenient to overhaul

Info

Publication number: CN212564405U
Application number: CN202021017721.0U
Authority: CN
Inventors: 邹老崽
Original assignee: Shanghai Nengli Valve Co ltd
Current assignee: Shanghai Nengli Valve Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-19
Anticipated expiration: 2030-06-05

Abstract

The utility model belongs to the technical field of the liquid accuse valve, specifically disclose a liquid accuse valve convenient to overhaul, including pump case and second inlet, the inside welding of pump case has first inlet, and the front end swing joint of first inlet has a hydraulic stem, the second inlet is located the below of first inlet, and the below of second inlet is provided with the liquid outlet, the below welding of hydraulic stem has first fixing base, and the below welding of first fixing base has the push rod. This pilot operated valve convenient to overhaul compares with current ordinary pilot operated valve, be the welding through the connected mode between mount pad and the pump case, and be threaded connection between mount pad and the casing, the mount pad is fixed through welding and pump case, make the user can rotate the pump case, and it is rotatory that the pump case drives the mount pad, thereby guarantee that the mount pad passes through screw thread screw in to the inside of casing, make the pump case can be quick dismantle from the pump case, improved the efficiency to overhaul of the equipments.

Description

Hydraulic control valve convenient to overhaul

Technical Field

The utility model relates to a liquid accuse valve technical field specifically is a liquid accuse valve convenient to overhaul.

Background

The valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, is used for a valve of a fluid control system, has quite a plurality of varieties and specifications from the simplest stop valve to various valves used in an extremely complex automatic control system, can be driven by various power sources and is divided into an electric valve, a pneumatic valve, a hydraulic valve and the like, and the electric valve: electrically actuated valves, pneumatic valves: valve driven by compressed air, hydraulic valve: valves actuated by fluid pressure, such as oil.

The hydraulic control valve has the advantages that the existing hydraulic control valve is inconvenient to overhaul in the using process, when the hydraulic cylinder of the hydraulic control valve breaks down and needs to be overhauled, a large amount of time and energy are consumed by a worker to disassemble the protective cover outside the hydraulic cylinder, the hydraulic cylinder can be overhauled, the normal use of the hydraulic control valve is greatly influenced, the practicability of the hydraulic control valve is reduced, the use requirements of people can not be well met, and technical innovation is performed on the basis of the existing hydraulic control valve according to the condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic control valve convenient to overhaul to propose hydraulic control valve in solving above-mentioned background art in the use, be not convenient for overhaul the hydraulic control valve, when hydraulic cylinder trouble of hydraulic control valve need overhaul, the staff need consume a large amount of time and energy and dismantle the outside safety cover of pneumatic cylinder, could overhaul the pneumatic cylinder, greatly influenced the normal use of hydraulic control valve, the practicality of hydraulic control valve has been reduced, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid accuse valve convenient to overhaul, includes pump case and second inlet, the inside welding of pump case has first inlet, and the front end swing joint of first inlet has the hydraulic stem, the second inlet is located the below of first inlet, and the below of second inlet is provided with the liquid outlet, the below welding of hydraulic stem has first fixing base, and the below welding of first fixing base has the push rod, the below of push rod is provided with the connection pad, and the below swing joint of connection pad has the valve, the outer wall of push rod is provided with the spring, and the below of spring is provided with the second fixing base, the below swing joint of pump case has the casing, and the inside of casing is provided with the mount pad, the below of mount pad is provided with sealed the pad, the right side welding of casing has the flange.

Preferably, an integrated structure is arranged between the pump shell and the first liquid inlet, and the rear surface of the second liquid inlet is tightly attached to the inner wall of the pump shell.

Preferably, the connection mode between the hydraulic rod and the first fixed seat is welding, and the first fixed seat and the second fixed seat form an elastic structure through a spring.

Preferably, the push rod forms a telescopic structure through the first fixed seat and the hydraulic rod, and the push rod vertically penetrates through the spring, the second fixed seat and the mounting seat.

Preferably, the connecting disc passes through the bolt and constitutes detachable construction with the valve, and the axis of push rod coincides mutually with the axis of connecting disc.

Preferably, the mounting seat and the pump shell are connected by welding, and the mounting seat and the shell are in threaded connection.

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

1. the utility model discloses a connected mode between mount pad and the pump case is the welding, and be threaded connection between mount pad and the casing, and the mount pad is fixed through welding and pump case for the user can rotate the pump case, and the pump case drives the mount pad and rotates, thereby guarantees that the mount pad passes through the screw thread and screws into to the inside of casing, and the sealed pad plays sealed effect simultaneously, makes the pump case can be quick dismantlement from the pump case, has improved the efficiency to the equipment maintenance;

2. the utility model discloses the push rod constitutes extending structure through first fixing base and hydraulic stem, and the push rod is perpendicular form and runs through in the spring, the inside of second fixing base and mount pad, make the spring, the second fixing base, the mount pad can prevent the push rod skew position in the motion process, thereby can improve the reliability of push rod work, user's accessible adjustment hydraulic stem's height simultaneously, thereby realize the height adjustment of push rod, make the push rod can the up-and-down motion, thereby accomplish to control the flow size of casing inside, formula structure as an organic whole between pump case and the first inlet, and the rear surface of second inlet closely laminates with the inner wall of pump case, make the smooth inflow of hydraulic oil can be guaranteed to first inlet, the second inlet is fixed through welding and pump case simultaneously, make the second inlet can bear great dynamics;

3. the utility model discloses a connected mode between hydraulic stem and the first fixing base is the welding, and first fixing base passes through spring and second fixing base constitution elastic construction, the hydraulic stem is fixed through welding and first fixing base, make the hydraulic stem can promote first fixing base downstream, when hydraulic oil in the pump case stops the pressurization, make the first fixing base of spring promotion, thereby make first fixing base promote the hydraulic stem rebound, thereby realize that the hydraulic stem drives the automatic return of push rod, the connection pad passes through the bolt and constitutes detachable construction with the valve, and the axis of push rod coincides mutually with the axis of connection pad, make the user can pass through the bolt with valve and connection pad and dismantle from the connection pad, thereby change and maintain the valve.

Drawings

FIG. 1 is a schematic view of the main view of the full-section structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. a pump housing; 2. a first liquid inlet; 3. a hydraulic lever; 4. a second liquid inlet; 5. a liquid outlet; 6. a first fixed seat; 7. a push rod; 8. a connecting disc; 9. a valve; 10. a spring; 11. a second fixed seat; 12. a housing; 13. a mounting seat; 14. a gasket; 15. and (4) a flange.

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 embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hydraulic control valve convenient to overhaul comprises a pump shell 1 and a second liquid inlet 4, wherein a first liquid inlet 2 is welded inside the pump shell 1, the front end of the first liquid inlet 2 is movably connected with a hydraulic rod 3, an integrated structure is formed between the pump shell 1 and the first liquid inlet 2, the rear surface of the second liquid inlet 4 is tightly attached to the inner wall of the pump shell 1, so that the first liquid inlet 2 can ensure that hydraulic oil can smoothly flow in, meanwhile, the second liquid inlet 4 is fixed with the pump shell 1 through welding, so that the second liquid inlet 4 can bear larger force, the connection mode between the hydraulic rod 3 and a first fixing seat 6 is welding, the first fixing seat 6 and a second fixing seat 11 form an elastic structure through a spring 10, the hydraulic rod 3 is fixed with the first fixing seat 6 through welding, so that the hydraulic rod 3 can push the first fixing seat 6 to move downwards, when the hydraulic oil in the pump shell 1 stops pressurizing, the spring 10 pushes the first fixed seat 6, so that the first fixed seat 6 pushes the hydraulic rod 3 to move upwards, and the hydraulic rod 3 drives the push rod 7 to automatically return;

the second liquid inlet 4 is positioned below the first liquid inlet 2, a liquid outlet 5 is arranged below the second liquid inlet 4, a first fixing seat 6 is welded below the hydraulic rod 3, a push rod 7 is welded below the first fixing seat 6, the push rod 7 and the hydraulic rod 3 form a telescopic structure through the first fixing seat 6, the push rod 7 vertically penetrates through the spring 10, the second fixing seat 11 and the mounting seat 13, so that the spring 10, the second fixing seat 11 and the mounting seat 13 can prevent the push rod 7 from deviating in the movement process, the working reliability of the push rod 7 can be improved, meanwhile, a user can adjust the height of the hydraulic rod 3 to realize the height adjustment of the push rod 7, so that the push rod 7 can move up and down to complete the control of the flow size in the shell 12, a connecting disc 8 is arranged below the push rod 7, and a valve 9 is movably connected below the connecting disc 8, the connecting disc 8 and the valve 9 form a detachable structure through a bolt, and the central axis of the push rod 7 is overlapped with the central axis of the connecting disc 8, so that a user can detach the valve 9 and the connecting disc 8 from the connecting disc 8 through the bolt, and the valve 9 is replaced and maintained;

the outer wall of push rod 7 is provided with spring 10, and the below of spring 10 is provided with second fixing base 11, the below swing joint of pump case 1 has casing 12, and the inside of casing 12 is provided with mount pad 13, the connected mode between mount pad 13 and the pump case 1 is the welding, and be threaded connection between mount pad 13 and the casing 12, mount pad 13 is fixed through welding and pump case 1, make the user can rotate pump case 1, and pump case 1 drives mount pad 13 rotatory, thereby guarantee that mount pad 13 passes through the inside of screw thread screw in to casing 12, sealed pad 14 plays sealed effect simultaneously, make pump case 1 can be quick dismantle from pump case 1, the efficiency to the equipment overhaul has been improved, the below of mount pad 13 is provided with sealed pad 14, the right side welding of casing 12 has flange 15.

The working principle is as follows: when the hydraulic control valve convenient to overhaul is used, for the hydraulic control valve, firstly, after a user moves the device to any place needing to be used, the user places the shell 12 in a horizontal position to ensure that the shell does not shake, the user rotates the pump shell 1 to enable the mounting seat 13 to be screwed into the shell 12 through threads, the user fixes an equipment pipeline with the flange 15 through bolts to enable the equipment to stably and reliably run, the user connects hydraulic oil to the first liquid inlet 2 and the second liquid inlet 4 of the pump shell 1, when the hydraulic oil works, the hydraulic oil pushes the hydraulic rod 3 (model: ZFS28C), the first fixing seat 6 pushes the push rod 7 to move downwards, meanwhile, the first fixing seat 6 extrudes the spring 10 to enable the valve 9 to control the size of liquid in the shell 12, when the hydraulic equipment breaks down, the pump shell 1 can be directly rotated by the user, the pump shell 1 is detached from the shell 12 through the threads on the mounting seat 13, so that parts inside the pump shell 1 can be maintained and replaced, and the inside of the shell 12 can be cleaned, which is the working principle of the hydraulic control valve convenient to overhaul.

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 pilot operated valve convenient to overhaul, includes pump case (1) and second inlet (4), its characterized in that: the pump shell is characterized in that a first liquid inlet (2) is welded in the pump shell (1), a hydraulic rod (3) is movably connected to the front end of the first liquid inlet (2), a second liquid inlet (4) is located below the first liquid inlet (2), a liquid outlet (5) is arranged below the second liquid inlet (4), a first fixing seat (6) is welded below the hydraulic rod (3), a push rod (7) is welded below the first fixing seat (6), a connecting plate (8) is arranged below the push rod (7), a valve (9) is movably connected below the connecting plate (8), a spring (10) is arranged on the outer wall of the push rod (7), a second fixing seat (11) is arranged below the spring (10), a shell (12) is movably connected below the pump shell (1), and a mounting seat (13) is arranged in the shell (12), a sealing gasket (14) is arranged below the mounting seat (13), and a flange (15) is welded on the right side of the shell (12).

2. The easy-to-service pilot operated valve of claim 1, wherein: the pump shell (1) and the first liquid inlet (2) are of an integrated structure, and the rear surface of the second liquid inlet (4) is tightly attached to the inner wall of the pump shell (1).

3. The easy-to-service pilot operated valve of claim 1, wherein: the hydraulic rod (3) and the first fixing seat (6) are connected in a welding mode, and the first fixing seat (6) and the second fixing seat (11) form an elastic structure through a spring (10).

4. The easy-to-service pilot operated valve of claim 1, wherein: the push rod (7) and the hydraulic rod (3) form a telescopic structure through the first fixed seat (6), and the push rod (7) vertically penetrates through the spring (10), the second fixed seat (11) and the mounting seat (13).

5. The easy-to-service pilot operated valve of claim 1, wherein: the connecting disc (8) and the valve (9) form a detachable structure through a bolt, and the central axis of the push rod (7) coincides with the central axis of the connecting disc (8).

6. The easy-to-service pilot operated valve of claim 1, wherein: the mounting seat (13) and the pump shell (1) are connected in a welding mode, and the mounting seat (13) and the shell (12) are in threaded connection.