CN211039894U - Opening pressure adjustable water conservancy control valve - Google Patents

Abstract

The utility model discloses a water conservancy control valve with adjustable opening pressure, which comprises a water inlet, a fixing bolt, a pressure controller, an electricity connecting block, a discharge port, a pressure adjusting pipeline and an indicator, when the water pressure is required to be adjusted, the water conservancy control valve with adjustable opening pressure can drive a rotating rod to rotate by rotating a rotating block on the pressure adjusting pipeline to push a pressing plate on a rotating plate to move downwards vertically to enhance the flowing pressure of water flow, after the water flow is opened and circulated, the water flow can be firstly contacted with a buffer sleeve, so that the buffer sleeve is propped open under the buffer of a linking spring, the water flow impact force at the opening moment can be buffered, when the pressure adjusting is too large, the water flow can be better buffered, and the water flow impact force is prevented from being larger when the device is opened, impact and shake are caused to the inner wall of the circulating pipeline, the circulating pipeline is easy to wear for a long time, and the service life of the circulating pipeline is shortened.

Description

Opening pressure adjustable water conservancy control valve

Technical Field

The utility model relates to an adjustable opening pressure's hydraulic control valve belongs to the water conservancy technical field.

Background

The hydraulic control valve is a control device for controlling water flow, and can adjust the water flow pressure during water flow circulation, so as to change the speed of water flow, but the prior art still has the following defects:

when the water pressure is adjusted by the water flow control valve, if the water pressure is too large, and the pressure of workers is too large, the water flow of the water flow control valve can generate large impact force instantly when being opened, the water flow control valve can impact a circulating pipeline to shake, the circulating pipeline is easily abraded greatly due to the impact, and the service life of the water flow control valve is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing an adjustable opening pressure's hydraulic control valve to the prior art rivers control valve of solution is when adjusting water pressure, if water pressure is too big appears, and when the too big phenomenon of staff's pressure regulating, its rivers can produce great impact force in the twinkling of an eye of opening, cause the striking to the circulation pipeline and rock, cause great wearing and tearing to the circulation pipeline with this easily for a long time, shortened its life's problem.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a water conservancy control valve with adjustable opening pressure structurally comprises a water inlet, a fixing bolt, a pressure control device, an electricity receiving block, a discharge port, a pressure adjusting pipeline and an indicator, wherein the left end of the discharge port is welded with the right end of the pressure adjusting pipeline, the indicator is embedded and installed at the front end of the pressure control device, the bottom end of the electricity receiving block is welded with the top end of the pressure adjusting pipeline, the pressure adjusting pipeline comprises a rotating block, a rotating rod, threads, a rotating plate block, a connecting belt, a pressure applying plate, a circulating pipeline, a shell, a buffering sleeve, a connecting spring and a fixing plate block, the bottom end of the rotating block is welded with the top end of the rotating rod, the threads and the rotating rod are of an integrated structure, the rotating rod is vertically embedded into the top end of the rotating plate block, the connecting belt and the pressure applying plate block are of an integrated structure, and the top end of the pressure applying plate is welded, the circulation pipeline and the shell are of an integrated structure, the left end of the buffering sleeve is welded with the right end of the fixed plate, the fixed plate and the circulation pipeline are of an integrated structure, the linking spring is installed on the buffering sleeve in a surrounding mode, and the right end of the shell is welded with the left end of the discharge port.

Further, the left end of the pressure adjusting pipeline is welded with the right end of the pressure controller.

Further, the power receiving block is positioned at the upper left of the discharge port.

Furthermore, the water inlet and the left end of the pressure controller are of an integrated structure.

Further, the fixing bolt is embedded and installed on the top end of the pressure controller.

Furthermore, the buffer sleeve is of a circular truncated cone annular groove structure.

Further, the pressing plate is of an arc-shaped curved block structure.

Advantageous effects

The utility model relates to a water conservancy control valve of adjustable opening pressure, through connecting water piping on discharge port and water inlet, make equipment control the rivers that flow in the water piping, when needing to adjust water pressure, the rotatable block that can pass on the pressure regulation pipeline of rotation makes it drive the dwang and rotate, under the effect of screw thread, promote the pressure application board on the rotation plate and move perpendicularly downwards, thereby make the pressure application board change the circulation bore size of circulation pipeline, strengthen the flow pressure of rivers, after rivers open the circulation, its rivers can contact with the cushion sleeve earlier, thereby prop up the cushion sleeve under the buffering that links up the spring, can play the effect of buffering to the rivers impact force in the opening moment, through the structure of improved equipment, make equipment when using, can be when the pressure regulating is too big, can be better cushion rivers, the device has the advantages that the large water flow impact force when the device is opened is avoided, the impact and the shaking are caused to the inner wall of the circulation pipeline, the abrasion is easily caused to the device together for a long time, and the service life of the device is shortened.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a hydraulic control valve with adjustable opening pressure according to the present invention;

FIG. 2 is a schematic cross-sectional detailed structure diagram of the front view of the pressure regulating pipeline of the present invention;

fig. 3 is a schematic cross-sectional detailed structure view of the front view of the pressure regulating pipeline of the present invention after operation.

In the figure: a water inlet-1, a fixed bolt-2, a pressure controller-3, an electricity-connecting block-4, a discharge port-5, a pressure adjusting pipeline-6, an indicator-7, a rotating block-61, a rotating rod-62, a thread-63, a rotating plate-64, a connecting belt-65, a pressure applying plate-66, a circulating pipeline-67, a shell-68, a buffer sleeve-69, a connecting spring-610 and a fixed plate-611.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, 2 and 3, the present invention provides a hydraulic control valve with adjustable opening pressure, which comprises: the structure of the pressure regulating device comprises a water inlet 1, a fixing bolt 2, a pressure controller 3, a power connection block 4, a discharge port 5, a pressure regulating pipeline 6 and an indicator 7, wherein the left end of the discharge port 5 is welded with the right end of the pressure regulating pipeline 6, the indicator 7 is embedded and installed at the front end of the pressure controller 3, the bottom end of the power connection block 4 is welded with the top end of the pressure regulating pipeline 6, the pressure regulating pipeline 6 comprises a rotating block 61, a rotating rod 62, threads 63, a rotating plate 64, a connecting belt 65, a pressure applying plate 66, a flow pipeline 67, a shell 68, a buffer sleeve 69, a connecting spring 610 and a fixing plate 611, the bottom end of the rotating block 61 is welded with the top end of the rotating rod 62, the threads 63 and the rotating rod 62 are of an integrated structure, the rotating rod 62 is vertically embedded at the top end of the rotating plate 64, and the connecting belt 65 and the pressure applying plate, the top of exerting pressure plate 66 welds with the bottom of rotating plate 64 mutually, circulation pipeline 67 and shell 68 are integrated structure, the left end of buffer sleeve 69 welds with the right-hand member of fixed plate 611 mutually, fixed plate 611 and circulation pipeline 67 are integrated structure, linking spring 610 encircles and installs on buffer sleeve 69, the right-hand member of shell 68 welds with the left end of discharge port 5, the left end of pressure regulating pipe 6 welds with the right-hand member of accuse depressor 3 mutually, connect the upper left side of 4 discharge ports 5 of electric block, water inlet 1 and the left end of accuse depressor 3 are integrated structure, fixing bolt 2 embedding is installed on the top of accuse depressor 3, buffer sleeve 69 is round platform annular groove structure, exerting pressure plate 66 is the curved block structure of arc.

For example, when a maintainer uses the device, the maintainer connects a water pipe to the discharge port 5 and the water inlet 1 to control the water flow flowing in the water pipe, when the water pressure needs to be adjusted, the rotating block 61 on the pressure adjusting pipeline 6 can be rotated to drive the rotating rod 62 to rotate, under the action of the thread 63, the pressing plate 66 on the rotating plate 64 is pushed to move vertically downwards, so that the pressing plate 66 changes the size of the circulation aperture of the circulation pipeline 67, the flow pressure of the water flow is enhanced, after the water flow is opened to circulate, the water flow contacts the buffer sleeve 69, the buffer sleeve 69 is opened under the buffer of the connecting spring 610, and the instant water flow impact force can be buffered.

The utility model solves the problems that when the water pressure of the water flow control valve in the prior art is adjusted, if the water pressure is too high and the pressure is too high by workers, the water flow can generate larger impact force at the moment of opening the water flow control valve, the impact and the shaking are caused to the circulating pipeline, the larger abrasion is easily caused to the circulating pipeline for a long time, and the service life of the water flow control valve is shortened, through the mutual combination of the parts, the water conservancy control valve with adjustable opening pressure can control the water flow flowing in the water pipe by connecting the water pipe on the discharge port 5 and the water inlet 1, when the water pressure is required to be adjusted, the rotating block 61 on the pressure adjusting pipeline 6 can be rotated to drive the rotating rod 62 to rotate, and the pressing plate 66 on the rotating plate 64 is pushed to move downwards and vertically under the action of the screw thread 63, thereby make and apply pressure plate 66 to change the circulation bore size of circulation pipeline 67, strengthen the flow pressure of rivers, open the circulation back at rivers, its rivers can contact with buffering sleeve 69 earlier, thereby prop buffering sleeve 69 under the buffering that links up spring 610, can open the effect of buffering to the rivers impact force in the twinkling of an eye of opening, structure through improve equipment, make equipment when using, can be when the pressure regulating is too big, can be better cushion rivers, rivers impact force is great when avoiding equipment to open, cause the impact to rock to the circulation pipeline inner wall, easily cause wearing and tearing to it together for a long time, shorten its life.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (4)

1. The utility model provides an adjustable cracking pressure's hydraulic control valve, its structure includes water inlet (1), fixing bolt (2), accuse depressor (3), connects electric block (4), discharge port (5), pressure regulation pipeline (6), indicator (7), its characterized in that:

the left end of water inlet (1) and accuse depressor (3) is integrated structure, fixing bolt (2) embedding is installed on the top of accuse depressor (3), the left end of discharge port (5) welds with the right-hand member of pressure regulation pipeline (6), the embedding of instruction list (7) is installed on the front end of accuse depressor (3), the bottom of connecing electric block (4) welds with the top of pressure regulation pipeline (6), pressure regulation pipeline (6) include turning block (61), dwang (62), screw thread (63), rotate plate (64), link up area (65), pressure application board (66), circulation pipeline (67), shell (68), cushion collar (69), link up spring (610), fixed plate (611), the bottom of turning block (61) welds with the top of dwang (62), screw thread (63) and dwang (62) are integrated structure, the top of rotation plate (64) is embedded into perpendicularly and is had dwang (62), join area (65) and apply pressure board (66) as the integral structure, the top of applying pressure board (66) welds mutually with the bottom of rotating plate (64), circulation pipeline (67) and shell (68) be the integral structure, the left end of cushion collar (69) welds mutually with the right-hand member of fixed plate (611), fixed plate (611) and circulation pipeline (67) are the integral structure, it installs on cushion collar (69) to link up spring (610) and encircle, the right-hand member of shell (68) welds with the left end of discharge port (5).

2. The adjustable cracking pressure hydraulic control valve of claim 1, wherein: the left end of the pressure adjusting pipeline (6) is welded with the right end of the pressure controller (3), and the power connection block (4) is positioned at the left upper part of the discharge port (5).

3. The adjustable cracking pressure hydraulic control valve of claim 1, wherein: the buffer sleeve (69) is of a circular truncated cone annular groove structure.

4. The adjustable cracking pressure hydraulic control valve of claim 1, wherein: the pressure applying plate (66) is of an arc-shaped curved block structure.

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