CN216044770U - Butterfly valve hydraulic pressure detection device - Google Patents

Abstract

The utility model provides a butterfly valve hydraulic pressure detection device, belong to butterfly valve hydraulic pressure performance detection technical field, including detecting the platform, a press machine, operating panel, the bearing platform, detect platform top front side fixed mounting operating panel, detect platform top left side fixed mounting press machine, a press machine left side swing joint pressure shaft, the coaxial line's of pressure shaft overcoat hydraulic pressure pipe is established, the intraductal raceway that sets up same axis of hydraulic pressure pipe, the raceway runs through the press machine in proper order, the pressure shaft, the raceway right-hand member exposes in the pressure shaft right-hand member face stretches into the hydraulic pressure pipe, it sets up the bearing platform to detect platform top right side activity, the bearing platform left side sets up the electro-magnet through connecting rod fixed connection, a sensitive elasticity inductor of bearing platform left side swing joint, sensitive elasticity inductor right side fixed connection is on the signal controller in the bearing platform. The limit hydraulic strength value which can be borne by the butterfly valve can be detected by arranging the detection sensing structures such as the hydraulic pipe and the sensitive elastic sensor.

Description

Butterfly valve hydraulic pressure detection device

Technical Field

The utility model relates to the technical field of butterfly valve hydraulic performance detection, in particular to a butterfly valve hydraulic detection device.

Background

The butterfly valve is a control valve with simple structure and convenient operation, and is widely used in the field of liquid and gas pipeline transportation; the butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.

Because of the simple characteristic of the butterfly valve, the butterfly valve does not have a performance monitoring system when in use, so that many manufacturers can use special butterfly valve detection equipment to carry out factory inspection, for example, a butterfly valve sealing performance detection device (patent number: CN201921768323. X) comprises a water tank; the top end of the side wall of the water tank is fixedly provided with a vertically arranged fixed support, and the fixed support is sequentially provided with a drain pipe, a liquid flowmeter and a water inlet pipe which are coaxial from bottom to top; the water outlet at one end of the water discharging pipe faces the water tank, the water inlet at the other end of the water discharging pipe is hermetically connected with the water outlet of the liquid flowmeter, and a test position for installing a butterfly valve is arranged between the water inlet of the liquid flowmeter and the water outlet of the water inlet pipe. The sealing performance detection device of the butterfly valve is matched with a water tank, a liquid flowmeter, a fixed support and a submersible pump; can realize carrying out quick preliminary detection to the butterfly valve performance to the discovery is in process of production, the butterfly valve is whether reach the requirement at part equipment back sealing performance.

The existing butterfly valve performance detection devices provide a fixed hydraulic liquid environment for the butterfly valve, and judge whether the hydraulic performance of the butterfly valve is qualified or not by judging whether the butterfly valve has a pressure leakage phenomenon under the fixed hydraulic value; the sealing performance of the butterfly valve can be only qualitatively detected in the detection mode, the hydraulic values of the pipelines installed on the butterfly valve are different, the maximum hydraulic value which can be borne when the butterfly valve leaves a factory needs to be clearly known, the hydraulic value is borne at the limit when the butterfly valve is used, the butterfly valve can be installed according to the hydraulic pressure of pipeline fluid, and accidents caused by the fact that the butterfly valve cannot bear the hydraulic pressure of the pipelines after being installed are avoided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a butterfly valve hydraulic detection device for overcoming the defects, which can detect the limit hydraulic strength value born by a butterfly valve by arranging a hydraulic pipe, a press and a pressure shaft to apply different hydraulic strengths to the butterfly valve and matching with a detection sensing structure comprising a sensitive elastic sensor, a signal controller and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: a butterfly valve hydraulic detection device comprises a detection table, a press machine, an operation panel and a bearing table, wherein the operation panel is fixedly installed on the front side of the top of the detection table, the press machine is fixedly installed on the left side of the top of the detection table, a pressure shaft is movably connected to the right side of the press machine, the pressure shaft is partially exposed out of the press machine, a hydraulic pipe with the same axis is sleeved outside the pressure shaft exposed out of the press machine, the left side of the hydraulic pipe is in seamless joint with the right side face of the press machine, a water delivery pipe with the same axis is arranged in the hydraulic pipe, the water delivery pipe sequentially penetrates through the press machine and the pressure shaft, the left end of the water delivery pipe is exposed out of the left end face of the press machine, the right end face of the pressure shaft exposed out of the right end face of the hydraulic pipe extends into the hydraulic pipe, the bearing table which can horizontally move relative to the hydraulic pipe is movably arranged on the right side of the top of the detection table, an electromagnet is fixedly connected to the left side of the bearing table through a connecting rod, and a sensitive elastic sensor is movably connected to the left side of the bearing table, the right side of the sensitive elastic sensor is fixedly connected to a signal controller in the bearing table. The working principle is as follows: firstly, placing a butterfly valve to be detected on an electromagnet, enabling the electromagnet to be magnetized under the control of an operation panel to tightly fix the butterfly valve, pushing a bearing table leftwards, enabling the left side of a butterfly valve through hole to be tightly connected with the right side of a hydraulic pipe, and connecting a sensitive elastic sensor with the right side face of a butterfly valve plate; secondly, through the intraductal water injection of raceway to the hydraulic pressure, make the pressure axis extrude to give a water pressure that slowly increases right under the control of press, respond to the sound of valve plate through sensitive elasticity inductor, when beginning to move to the right when the valve plate bears the limit water pressure, sensitive elasticity inductor gives the signal transmission of response for signal controller, and signal controller is with signal transmission to operating panel again and make the press stop the pressurization, and final record ultimate pressure value reaches the function that detects butterfly valve hydraulic pressure.

Further preferred scheme: the right side pipe orifice of the hydraulic pipe is provided with a sealing ring in a surrounding mode, the right end of the pressure shaft is fixedly provided with a leather ring with the same axis, the diameter of the leather ring is the same as the inner diameter of the hydraulic pipe, and the leather ring is closely and seamlessly movably connected with the inner wall of the hydraulic pipe. Can guarantee the leakproofness between hydraulic pressure pipe and the butterfly valve through setting up the sealing ring, through setting up the leather collar for the pressure shaft is sealed with the hydraulic pressure pipe, and then supports the press and increase hydraulic function.

Further preferred scheme: the electro-magnet is equipped with four and is the square distribution, and a protruding cylinder piece in each electro-magnet left side, the fixed magnet piece that sets up in sensitive elasticity inductor left end, magnet piece glue make sensitive elasticity inductor and butterfly valve be connected on butterfly valve plate right side. Through setting up four bellied electro-magnets in area, can be with the inseparable fixed of butterfly valve, connect sensitive elasticity inductor and butterfly valve through setting up the magnet piece for connect easy and simple to handle fast.

Further preferred scheme: the right side of the top of the detection table is fixedly provided with a sliding groove, the bottom surface of the bearing table is movably connected in the sliding groove, and a stop block is movably arranged at the right side of the bearing table and the groove wall at the right side of the sliding groove. Through setting up the spout for examine test table and can remove and support the butterfly valve, make the butterfly valve fix between hydraulic pressure pipe and electro-magnet, through setting up the movable dog that supports, guarantee to examine the fixity of test table and also can carry out nimble regulation simultaneously according to the size of different butterfly valves and fix.

Further preferred scheme: the press machine, the electromagnet and the signal controller are all connected with the operation panel through conducting lines. The press machine, the electromagnet, the signal controller and the operation panel are connected into a whole through the transmission line, so that the signal transmission among all the structures can be ensured, and the function that the butterfly valve bears the limit hydraulic pressure is supported.

The utility model provides a butterfly valve hydraulic detection device, which has the following beneficial effects:

1. according to the utility model, the hydraulic pipe, the press machine and the pressure shaft are arranged to apply different hydraulic strengths to the butterfly valve, and the detection sensing structures such as the sensitive elastic sensor and the signal controller are arranged in a matching manner, so that the limit hydraulic strength value which can be borne by the butterfly valve can be detected, and the detection result is quantized and accurate.

2. The pressure-sensitive elastic sensor and the signal controller are arranged, so that the pressure can be quickly sensed when the butterfly valve cannot bear hydraulic pressure, the pressure of the press can be controlled to stop being applied through the operation panel, and the butterfly valve is prevented from being broken by the hydraulic pressure.

Drawings

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

Fig. 2 is a schematic longitudinal sectional structure of the present invention.

In FIGS. 1-2: 1. a detection table; 101. a chute; 2. a press machine; 3. an operation panel; 4. a pressure shaft; 401. a leather collar; 5. a hydraulic tube; 501. a seal ring; 6. a water delivery pipe; 7. a receiving table; 701. a stop block; 8. an electromagnet; 9. a connecting rod; 10. a sensitive elastic force sensor; 1001. a magnet piece; 11. a signal controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1-2 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 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.

Example (b):

please refer to fig. 1 to 2:

a butterfly valve hydraulic pressure detection device comprises an operation panel 3 fixedly mounted on the front side of the top of a detection table 1, a press machine 2 fixedly mounted on the left side of the top of the detection table 1, a pressure shaft 4 movably connected to the right side of the press machine 2, a part of the pressure shaft 4 is exposed out of the press machine 2, a hydraulic pipe 5 with the same axis is sleeved on the outer side of the pressure shaft 4 exposed out of the press machine 2, a leather collar 401 with the same axis is fixedly arranged at the right end of the pressure shaft 4, the diameter of the leather collar 401 is the same as the inner diameter of the hydraulic pipe 5, and the leather collar 401 is closely and movably connected with the inner wall of the hydraulic pipe 5 in a seamless mode; 5 right side mouths of pipe of hydraulic pressure pipe encircle and set up a sealing ring 501, and 5 left sides of hydraulic pressure pipe and 2 right flank seamless welding of press, the intraductal raceway 6 that sets up the coaxial line of hydraulic pressure pipe, raceway 6 run through press 2, pressure shaft 4 in proper order, and 6 left ends of raceway expose in 2 left end outsides of press, and the right-hand member exposes 4 right end faces of pressure shaft and stretches into in the hydraulic pressure pipe 5.

A sliding groove 101 is fixedly formed in the right side of the top of the detection table 1, the bottom surface of the bearing table 7 is movably connected into the sliding groove 101, the bearing table 7 can horizontally move relative to the hydraulic pipe 5, and a stop block 701 is movably arranged on the right side of the bearing table 7 and the right side of the sliding groove 101.

Four electromagnets 8 are respectively and fixedly connected and arranged on the left side of the bearing table 7 through four connecting rods 9, the four electromagnets 8 are distributed in a square shape, and a cylindrical block protrudes from the left side of each electromagnet 8.

The other swing joint of the left side of the bearing platform 7 is provided with a sensitive elastic sensor 10, the left end of the sensitive elastic sensor 10 is fixedly provided with a magnet sheet 1001, the magnet sheet 1001 is adhered to the right side of the butterfly valve plate to enable the sensitive elastic sensor 10 to be connected with the butterfly valve, and the right side of the sensitive elastic sensor 10 is fixedly connected to a signal controller 11 in the bearing platform 7.

The press machine 2, the electromagnet 8 and the signal controller 11 are all connected with the operation panel 3 through conducting lines.

The working principle is as follows: firstly, a butterfly valve to be detected is placed on an electromagnet 8, the electromagnet 8 is magnetized to tightly fix the butterfly valve under the control of an operation panel 3, a bearing table 7 is pushed leftwards, the left side of a butterfly valve through hole is tightly connected with the right side of a hydraulic pipe 5, and a sensitive elastic sensor 10 is connected with the right side surface of a butterfly valve plate; secondly, through water pipe 6 to hydraulic pressure pipe 5 internal water injection, make pressure shaft 4 extrude right under the control of press 2 and give a water pressure that slowly increases, respond to the sound of valve plate through sensitive elasticity inductor 10, when beginning to move to the right when the valve plate bears limit water pressure, sensitive elasticity inductor 10 gives signal transmission for signal controller 11 of response, signal controller 11 is with signal transmission to operation panel 3 again and makes press 2 stop the pressurization, final record limit pressure value reaches the function that detects butterfly valve hydraulic pressure.

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 (5)

1. The utility model provides a butterfly valve hydraulic pressure detection device, is including examining test table (1), press (2), operating panel (3), bearing platform (7), its characterized in that: the detection table is characterized in that an operation panel (3) is fixedly mounted on the front side of the top of the detection table (1), a press machine (2) is fixedly mounted on the left side of the top of the detection table (1), the right side of the press machine (2) is movably connected with a pressure shaft (4), the pressure shaft (4) is partially exposed out of the press machine (2), a hydraulic pipe (5) with the same axis is sleeved on the outer side of the pressure shaft (4) exposed out of the press machine (2), the left side of the hydraulic pipe (5) is in seam-free welding with the right side face of the press machine (2), a water conveying pipe (6) with the same axis is arranged in the hydraulic pipe (5), the water conveying pipe (6) sequentially penetrates through the press machine (2) and the pressure shaft (4), the left end of the water conveying pipe (6) is exposed out of the left end face of the press machine (2), the right end face of the pressure exposed out of the shaft (4) is extended into the hydraulic pipe (5), a bearing table (7) capable of horizontally moving relative to the right side of the top of the detection table (1) is movably arranged on the right side of the top of the detection table (1), the bearing platform (7) is fixedly connected with an electromagnet (8) through a connecting rod (9) on the left side, the bearing platform (7) is movably connected with a sensitive elastic sensor (10) on the left side, and the sensitive elastic sensor (10) is fixedly connected to a signal controller (11) in the bearing platform (7) on the right side.

2. The butterfly valve hydraulic pressure detection device according to claim 1, characterized in that: the pipe orifice on the right side of the hydraulic pipe (5) is provided with a sealing ring (501) in a surrounding mode, the right end of the pressure shaft (4) is fixedly provided with a leather collar (401) with the same axis, the diameter of the leather collar (401) is the same as the diameter of the hydraulic pipe (5) and the leather collar (401) is closely and seamlessly movably connected with the inner wall of the hydraulic pipe (5).

3. The butterfly valve hydraulic pressure detection device according to claim 1, characterized in that: electromagnet (8) are equipped with four and are the square distribution, and a protruding cylinder piece in each electromagnet (8) left side, sensitive elasticity inductor (10) left end is fixed and is set up a magnet piece (1001), and magnet piece (1001) glue and make sensitive elasticity inductor (10) be connected with the butterfly valve on butterfly valve plate right side.

4. The butterfly valve hydraulic pressure detection device according to claim 1, characterized in that: the detecting table is characterized in that a sliding groove (101) is fixedly formed in the right side of the top of the detecting table (1), the bottom surface of the bearing table (7) is movably connected into the sliding groove (101), and a resisting block (701) is movably arranged on the right side of the bearing table (7) and the groove wall of the right side of the sliding groove (101).

5. The butterfly valve hydraulic pressure detection device according to claim 1, characterized in that: the press machine (2), the electromagnet (8) and the signal controller (11) are all connected with the operation panel (3) through conducting lines.

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