CN218670006U - Multi-way valve equipment for hydraulic system flow division - Google Patents

Abstract

The utility model relates to an engineering machine tool liquid technical field just discloses a hydraulic system multi-pass valve equipment for reposition of redundant personnel, including the valve body, the inside of valve body is seted up the oil and is flowed the oilhole, and the fixed position that the left side of valve body corresponds the oilhole that flows is connected with into oil pipe, and the fixed position that the right side of valve body corresponds the oilhole that flows is connected with out oil pipe, and the pressure release chamber has been seted up to the inside of valve body, and the pressure release chamber is the rectangle cavity. The utility model discloses in, thereby the inside oil slope of mobile oilhole carries out the pressure release to the inside in pressure release chamber, thereby being stifled in the inside of first screw hole first screw thread post rebound after the pressure release is accomplished, rotate the turning block again, the turning block drives the inside rotation of second screw thread post in the second screw hole, second screw thread post downward movement shifts out from the inside of second screw hole, the inside oil of pressure release intracavity portion flows into the inside of second screw hole from the inlet port and emptys, the convenient quick clearance of carrying out to the inside oil in pressure release chamber, high durability and convenient use, the device's practicality has been strengthened.

Description

Multi-way valve equipment for hydraulic system flow division

Technical Field

The utility model relates to an engineering machine tool liquid technical field especially relates to a hydraulic system multi-pass valve equipment for reposition of redundant personnel.

Background

With the continuous development and development of science and technology and the continuous increase of economic strength of various countries, thermal power generation is developing towards higher power and larger scale. Especially, the popularization and application of the supercritical (super) critical thermal power generating unit technology promote the thermal power technology to be raised to a higher level. Research and development on key valves of ultra (supercritical) thermal power generating units have become key factors restricting development of thermal power generating units. The requirements of economic development of the market and strategic development of China are both required to be actively put into the research and development project of the key valve with large caliber and high pound level.

For the high pressure three-way valve under high temperature, high pound level, high power, large caliber and other higher parameters, the requirement that the switching of the main path and the bypass is less than or equal to 5s must be met, the electric device is selected from the selection of the driving device, and the external pneumatic or hydraulic device has the defects and is difficult to meet the requirement. The hydraulic self-operated (medium-driven) high-pressure three-way valve can realize the requirement of the action time by using the medium as a power source for the action of the valve

Hydraulic is a term used in the mechanical and electromechanical industries. The hydraulic pressure can be in a power transmission mode and becomes hydraulic transmission. The hydraulic pressure may also be used as a control means, called hydraulic control. The hydraulic transmission uses liquid as working medium, utilizes the pressure energy of the liquid to transmit power, and the multi-way valve is an automatic element operated by pressure oil, is controlled by the pressure oil of a pressure distribution valve, is usually combined with an electromagnetic pressure distribution valve for use, and can be used for remotely controlling the on-off of oil, gas and water pipeline systems of hydropower stations. It is often used for oil circuits for clamping, controlling and lubricating. There is the branch of direct action type and guide's type, multi-purpose guide's type, close the oil duct suddenly in the use of present hydrovalve and can lead to the fluid in the system to stop flowing, thereby arouse pressure sharp rising, form a very big pressure peak value, need carry out the pressure release through the inside of leading oil to the pressure release chamber, but current clearance mode is waiting to close whole machine after the pressure release many times and then all topple over the oil of pressure release intracavity portion, it is practical inconvenient, the practicality is poor, therefore, we provide a hydraulic system reposition of redundant personnel and use multichannel valve equipment.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides a multi-channel valve device for shunting of a hydraulic system.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a hydraulic system is multi-pass valve equipment for reposition of redundant personnel, the water-cooled electric pressure reducing valve comprises a valve body, the inside of valve body is seted up the oil flow hole that flows, the position fixedly connected with inlet tube of the left side correspondence flow oilhole of valve body, the position fixedly connected with oil pipe of the right side correspondence flow oilhole of valve body, the pressure release chamber has been seted up to the inside of valve body, the pressure release chamber is the rectangle cavity, the guiding groove has been seted up to the inside bottom side symmetry in pressure release chamber, first screw hole has been seted up to the position that the bottom side of valve body corresponds the oil flow hole, first screw hole upwards runs through the inside that the guiding groove extends to the oil flow oilhole, the inside threaded connection of first screw hole has first screw thread post, the lower extreme fixedly connected with rotation handle of first screw thread post, the rotation handle is the rectangular block, the second screw hole has been seted up to the bottom of first screw thread post, the inside threaded connection of second screw hole has the second screw thread post, the bottom fixedly connected with the rotation block, the rotation block is the rectangular block, the side of first screw hole corresponds the position symmetry of second screw hole and has been seted up, the oil inlet hole is two sets of circular through-hole.

Preferably, the guide groove is a triangular groove.

Preferably, an oil outlet is formed in the position, close to the lower side, of the side face of the first threaded column, the oil outlet is a circular through hole, a stop block is fixedly mounted on the outer side of the first threaded column, corresponding to the position of the oil outlet, and the cross section of the stop block is an L-shaped arc-shaped block.

Preferably, the upper end of the first threaded column is fixedly connected with a guide block, the guide block is a circular truncated cone-shaped block, and the cross-sectional area of the guide block gradually increases from top to bottom.

Advantageous effects

The utility model provides a hydraulic system is multichannel valve equipment for reposition of redundant personnel. The method has the following beneficial effects:

(1) This multi-pass valve equipment is used in hydraulic system reposition of redundant personnel, plug up out oil pipe and make the inside oil pressure grow of mobile oilhole, thereby rotate the handle through rotating, it drives first screw post and rotates in the inside of first screw hole to rotate the handle, first screw post moves down when rotating, make the inside of first screw hole and the inside of pressure release chamber communicate each other after first screw post moves one end distance downwards, thereby the inside oil slope of mobile oilhole carries out the pressure release to the inside of pressure release chamber, the pressure release is accomplished the back and is being blocked up the inside of first screw hole to first screw post rebound, rotate the turning block again, the turning block drives the inside rotation of second screw post at the second screw hole, second screw post removes from the inside of second screw hole, the inside oil that pressure release intracavity portion flowed into the inside of second screw hole from the inlet port and emptys, conveniently carry out quick clearance to the inside oil of pressure release chamber, high durability and convenient use have strengthened the device's practicality.

(2) This multi-pass valve equipment for hydraulic system reposition of redundant personnel rotates the turning block, and the turning block drives second screw thread post and rotates in the inside of second screw hole, and second screw thread post moves down, and when second screw thread post removed the below to the oil outlet, oil was poured and is gone out from the inside of oil outlet, and oil can be strikeed with the side of dog to trickle down, the convenient collection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, proportion, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and the modification of any structure, the change of proportion relation or the adjustment of size all fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the purpose which can be achieved by the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

Illustration of the drawings:

1. a valve body; 2. a flow oil hole; 3. an oil inlet pipe; 4. an oil outlet pipe; 5. a pressure relief cavity; 6. a first threaded hole; 7. a first threaded post; 8. rotating the handle; 9. a guide groove; 10. a second threaded hole; 11. an oil inlet hole; 12. a second threaded post; 13. an oil outlet hole; 14. a stopper; 15. rotating the block; 16. and a guide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example (b): a multi-way valve device for shunting hydraulic system, as shown in figures 1-3, comprises a valve body 1, an oil flowing hole 2 is arranged in the valve body 1, an oil inlet pipe 3 is fixedly connected to the left side of the valve body 1 corresponding to the flowing hole 2, an oil outlet pipe 4 is fixedly connected to the right side of the valve body 1 corresponding to the flowing hole 2, a pressure relief cavity 5 is arranged in the valve body 1, the pressure relief cavity 5 is a rectangular cavity, guide grooves 9 are symmetrically arranged at the bottom side of the interior of the pressure relief cavity 5, a first threaded hole 6 is arranged at the bottom side of the valve body 1 corresponding to the flowing hole 2, the first threaded hole 6 extends upwards through the guide grooves 9 to the interior of the flowing hole 2, a first threaded column 7 is connected to the inner thread of the first threaded hole 6, a rotating handle 8 is fixedly connected to the lower end of the first threaded column 7, the rotating handle 8 is a rectangular block, a second threaded hole 10 is arranged at the bottom end of the first threaded column 7, the internal thread of the second threaded hole 10 is connected with a second threaded column 12, the bottom end of the second threaded column 12 is fixedly connected with a rotating block 15, the rotating block 15 is a rectangular block, two groups of oil inlet holes 11 are symmetrically formed in the side surface of the first threaded column 7 corresponding to the position of the second threaded hole 10, the oil inlet holes 11 are circular through holes, the oil outlet pipe 4 is blocked, so that the oil pressure in the flowing oil hole 2 is increased, the rotating handle 8 is rotated, the rotating handle 8 drives the first threaded column 7 to rotate in the first threaded hole 6, the first threaded column 7 moves downwards during rotation, the first threaded column 7 moves downwards by one end distance, the inside of the first threaded hole 6 is communicated with the inside of the pressure release cavity 5, the oil in the flowing oil hole 2 inclines to the inside of the pressure release cavity 5 to perform pressure release, the first threaded column 7 moves upwards to block the inside of the first threaded hole 6 after the pressure release is completed, then, the rotating block 15 is rotated, the rotating block 15 drives the second threaded column 12 to rotate inside the second threaded hole 10, the second threaded column 12 moves downwards and moves out of the inside of the second threaded hole 10, oil inside the pressure relief cavity 5 flows into the inside of the second threaded hole 10 from the oil inlet hole 11 to be dumped, the oil inside the pressure relief cavity 5 is conveniently and quickly cleaned, the guide groove 9 is a triangular groove, the oil outlet hole 13 is formed in the position, close to the side face of the first threaded column 7, the oil outlet hole 13 is a circular through hole, a stop block 14 is fixedly installed on the outer side of the first threaded column 7, corresponding to the position of the oil outlet hole 13, the cross section of the stop block 14 is an L-shaped arc-shaped block, the rotating block 15 is rotated to drive the second threaded column 12 to rotate inside the second threaded hole 10, the second threaded column 12 moves downwards, when the second threaded column 12 moves to the position, the upper end of the first threaded column 7 is fixedly connected with a guide block 16, and the guide block 16 is gradually enlarged in cross section from the upper end of the lower portion.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides a hydraulic system reposition of redundant personnel is with multichannel valve equipment, includes valve body (1), oil flow oilhole (2) are seted up to the inside of valve body (1), and the left side of valve body (1) corresponds the position fixedly connected with of flowing oilhole (2) and advances oil pipe (3), and the right side of valve body (1) corresponds the position fixedly connected with of flowing oilhole (2) and goes out oil pipe (4), and pressure release chamber (5) have been seted up to the inside of valve body (1), and pressure release chamber (5) are the rectangle cavity, its characterized in that: guide groove (9) have been seted up to the inside bottom side symmetry in pressure release chamber (5), first screw hole (6) have been seted up to the position that the bottom side of valve body (1) corresponds mobile oilhole (2), first screw hole (6) upwards run through guide groove (9) and extend to the inside of mobile oilhole (2), the internal thread connection of first screw hole (6) has first screw thread post (7), the lower extreme fixedly connected with turning handle (8) of first screw thread post (7), turning handle (8) are the rectangular block, second screw hole (10) have been seted up to the bottom of first screw thread post (7), the internal thread connection of second screw thread hole (10) has second screw thread post (12), the bottom fixedly connected with turning block (15) of second screw thread post (12), turning block (15) are the rectangular block, two sets of inlet ports (11) have been seted up to the side of first screw thread post (7) corresponds the position symmetry of second screw hole (10), inlet port (11) are circular through-hole.

2. The multi-way valve apparatus for hydraulic system tapping of claim 1, wherein: the guide groove (9) is a triangular groove.

3. The multi-way valve apparatus for hydraulic system tapping of claim 1, wherein: oil outlet (13) have been seted up to the position that the side of first screw thread post (7) leaned on down, oil outlet (13) are circular through-hole, and the position fixed mounting that corresponds oil outlet (13) in the outside of first screw thread post (7) has dog (14), and dog (14) cross section is the arc piece of "L" form.

4. The multi-way valve apparatus for splitting of a hydraulic system of claim 3, wherein: the upper end fixedly connected with guide block (16) of first screw thread post (7), guide block (16) are round platform form piece, and the cross-sectional area from the top down of guide block (16) is crescent gradually.

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