CN211178868U

CN211178868U - Water pressure testing frame

Info

Publication number: CN211178868U
Application number: CN201921888715.XU
Authority: CN
Inventors: 李懋; 陈拥军; 刘春阳; 岳光辉
Original assignee: Shenzhen Jialida Energy Saving Technology Co ltd
Current assignee: Shenzhen Jialida Energy Saving Technology Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-08-04
Anticipated expiration: 2029-11-05

Abstract

The application discloses a water pressure test jig which comprises a rack, a fixed plate arranged at the bottom of the rack, a water inlet valve arranged on the fixed plate, a pressing plate arranged on the rack in a sliding manner, an exhaust valve arranged on the pressing plate, a pressure gauge for detecting water pressure and a pressing driving mechanism for driving the pressing plate to slide along the rack; the pressing plate is arranged opposite to the fixing plate; the surface of the fixed plate opposite to the pressing plate is provided with a water passing port communicated with the water inlet valve; the pressure strip is provided with an exhaust hole communicated with the exhaust valve. The pressing driving mechanism is operated to drive the pressing plate to move towards the direction close to the fixed plate, so that the pipe fitting can be pressed between the fixed plate and the pressing plate, the pipe fitting is simple to mount and dismount, the required time is short, and the testing efficiency of the water pressure testing frame is improved.

Description

Water pressure testing frame

Technical Field

The application relates to a withstand voltage test equipment field especially relates to water pressure test frame.

Background

In the pipe fitting processing field, need detect the resistance to pressure of pipe fitting usually to ensure that the pipe fitting homoenergetic that puts into service can satisfy and predetermine the requirement. Especially, for the pipe fittings with flange plates welded at two ends, the detection of pressure resistance is more important. The existing detection method generally seals two ends of a pipe fitting by using a sealing element, and then injects water to perform pressure resistance test, but the sealing and dismounting time is long, the test efficiency is low, and rapid detection cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at provides water pressure test jig aims at solving prior art, and water pressure test jig efficiency of software testing hangs down problem.

To achieve the purpose, the following technical scheme is adopted in the application:

the water pressure test frame comprises a frame, a fixed plate arranged at the bottom of the frame, a water inlet valve arranged on the fixed plate, a compression plate slidably arranged on the frame, an exhaust valve arranged on the compression plate, a pressure gauge for detecting water pressure and a compression driving mechanism for driving the compression plate to slide along the frame; the pressing plate is opposite to the fixing plate; a water passing port communicated with the water inlet valve is formed in the surface, opposite to the pressing plate, of the fixed plate; and the compression plate is provided with an exhaust hole communicated with the exhaust valve.

Furthermore, a first hydraulic pipe is arranged between the pressure gauge and the exhaust hole, and the pressure gauge is communicated with the exhaust hole through the first hydraulic pipe.

Furthermore, a second hydraulic pipe is arranged between the pressure gauge and the water passing port, and the pressure gauge is communicated with the exhaust hole through the second hydraulic pipe.

Furthermore, the rack is provided with a threaded hole, and the pressing driving mechanism comprises a screw rod in threaded connection with the rack in the threaded hole and a connecting plate which is rotatably connected with the screw rod and is connected with the pressing plate.

Further, the pressing driving mechanism further comprises a rotating rod arranged at one end, away from the connecting plate, of the screw rod, and the rotating rod is perpendicular to the screw rod.

Furthermore, a connecting table is arranged on the connecting plate, a connecting hole is formed in the connecting table, and the screw rod is rotatably connected with the connecting table in the connecting hole.

Furthermore, the frame comprises a cross beam and two upright posts which are respectively arranged at two opposite ends of the cross beam; the two upright posts are arranged oppositely and at intervals; the fixed plate and the pressure plate are both positioned between the two upright posts.

Furthermore, sliding grooves are formed in the two stand columns, and sliding blocks which are installed in the sliding grooves in a sliding mode are arranged on the pressing plate; guide plates are arranged on the two upright columns; the guide plate comprises a connecting part connected with the upright post and a guide part vertical to the connecting part.

Furthermore, a drain valve communicated with the water passing hole is arranged on the fixing plate; a drain pipe is arranged between the drain valve and the water passing port (a water inlet pipe is arranged between the water inlet valve and the water passing port, and an exhaust pipe is arranged between the exhaust valve and the exhaust hole).

Furthermore, the surface of the fixed plate, which is close to one side of the compression plate, is provided with a first flexible sealing gasket, and the surface of the compression plate, which is close to one side of the fixed plate, is provided with a second flexible sealing gasket.

The beneficial effect of this application: the pressing driving mechanism is operated to drive the pressing plate to move towards the direction close to the fixing plate, so that the pipe fitting is pressed between the fixing plate and the pressing plate, then the water inlet valve is opened to enable water to enter the pipe fitting through the water passing port, the pressure value of the pressure gauge is observed at the moment, and when the pressure value reaches a preset detection value, whether the pipe fitting has a water leakage phenomenon is observed; if the pressure value is detected, the pipe still has no water leakage phenomenon, and the pipe meets the pressure-resistant requirement. Because the operation compresses tightly actuating mechanism and drives the pressure strip and move to the direction that is close to the fixed plate, can realize compressing tightly the pipe fitting between fixed plate and pressure strip, consequently the installation and the dismantlement of pipe fitting are comparatively simple, and the required time is less, and then has promoted the efficiency of software testing of water pressure test jig.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a hydraulic test jig according to an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of the hydraulic test rig of the drawing;

in the figure:

1. a frame; 101. a cross beam; 102. a column; 103. a sliding groove; 104. a guide plate; 1041. a connecting portion; 1042. a guide portion; 2. a fixing plate; 201. a water outlet; 3. a water inlet valve; 4. a compression plate; 401. an exhaust hole; 402. a slider; 5. an exhaust valve; 6. a pressure gauge; 7. a pressing drive mechanism; 701. a screw; 702. a connecting plate; 7021. a connecting table; 703. rotating the rod; 8. a first hydraulic pipe; 9. a drain valve; 10. a drain pipe; 11. a water inlet pipe; 12. an exhaust pipe; 13. a first flexible gasket; 14. a second flexible gasket; 15. a pipe fitting.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The following detailed description of implementations of the present application is provided in conjunction with specific embodiments.

As shown in fig. 1-2, an embodiment of the present application provides a water pressure testing jig, which includes a frame 1, a fixing plate 2 installed at the bottom of the frame 1, a water inlet valve 3 installed on the fixing plate 2, a pressure plate 4 slidably installed on the frame 1, an exhaust valve 5 installed on the pressure plate 4, a pressure gauge 6 for detecting water pressure, and a pressing driving mechanism 7 for driving the pressure plate 4 to slide along the frame 1; the pressing plate 4 is arranged opposite to the fixing plate 2; the surface of the fixed plate 2 opposite to the compression plate 4 is provided with a water passing hole 201 communicated with the water inlet valve 3; the pressure strip 4 is provided with an exhaust hole 401 communicated with the exhaust valve 5.

In the embodiment of the present application, the testing process of the hydraulic testing jig for the pipe 15 is as follows: the pipe 15 is placed on the fixing plate 2, and the pipe 15 covers the water gap 201, then the pressing driving mechanism 7 is operated to drive the pressing plate 4 to move towards the direction close to the fixing plate 2, thereby realizing that the pipe 15 is pressed between the fixing plate 2 and the pressing plate 4 (sealing elements can be arranged on the fixing plate 2 and the pressing plate 4, or sealing elements are arranged at two ends of the pipe 15, so that when the pipe 15 is pressed between the fixing plate 2 and the pressing plate 4, two ends of the pipe 15 are sealed), then opening the water inlet valve 3 to make water enter the pipe 15 through the water passing opening 201, in the process that water enters the inside of the pipe member 15, the gas inside the pipe member 15 is discharged outside through the gas discharge hole 401 and the gas discharge valve 5, at this time, the pressure value of the pressure gauge 6 is observed, when the pressure value reaches a preset detection value, observing whether the pipe fitting 15 has a water leakage phenomenon (particularly for the welding position of the flange); if the pipe fitting 15 still has no water leakage phenomenon when the detected pressure value is reached, the pipe fitting 15 meets the pressure-resistant requirement. Because the operation compresses tightly actuating mechanism 7 and drives pressure strip 4 to the direction motion of being close to fixed plate 2, can realize compressing tightly pipe fitting 15 between fixed plate 2 and pressure strip 4, consequently the installation and the dismantlement of pipe fitting 15 are comparatively simple, and the required time is less, and then has promoted the efficiency of software testing of water pressure test jig. Compared with a detection mode for simulating the actual use installation state of the pipe fitting 15, the detection time is reduced by more than 50 times.

Further, referring to fig. 1-2, as another embodiment of the water pressure testing jig provided by the present application, a first water pressure pipe 8 is disposed between the pressure gauge 6 and the air vent 401, and the pressure gauge 6 is communicated with the air vent 401 through the first water pressure pipe 8. The pressure gauge 6 detects the water pressure inside the pipe fitting 15 through the first water pressure pipe, and the first water pressure pipe communicates with each other through the exhaust hole 401 and the inside of the pipe fitting 15.

Further, referring to fig. 1-2, as another embodiment of the water pressure testing jig provided by the present application, a second water pressure pipe is disposed between the pressure gauge 6 and the water passing hole 201, and the pressure gauge 6 is communicated with the air vent 401 through the second water pressure pipe. The pressure gauge 6 can also detect the water pressure inside the pipe 15 through the second water pressure pipe, and the second water pressure pipe communicates with the inside of the pipe 15 through the water gap 201.

Further, referring to fig. 1, as another embodiment of the water pressure testing jig provided by the present application, the frame 1 is provided with a threaded hole, and the pressing driving mechanism 7 includes a screw 701 in threaded connection with the frame 1 in the threaded hole, and a connecting plate 702 in rotational connection with the screw 701 and connected with the pressing plate 4. The process that the pressing driving mechanism 7 drives the pressing plate 4 to move towards the direction close to the fixing plate 2 is as follows: the screw 701 is rotated to enable the screw 701 to rotate relative to the frame 1 and move along the axial direction of the screw 701, so that the compression plate 4 connected with the connecting plate 702 is driven to move along the axial direction of the screw 701, and finally the compression plate 4 is driven to move towards the direction close to the fixing plate 2 or away from the fixing plate 2. The pipe 15 can be pressed between the fixing plate 2 and the pressing plate 4.

Further, referring to fig. 1, as another specific embodiment of the hydraulic test jig provided by the present application, the pressing driving mechanism 7 further includes a rotating rod 703 installed at an end of the screw 701 away from the connecting plate 702, and the rotating rod 703 is perpendicular to the screw 701. The rotating rod 703 is perpendicular to the screw 701, so that an operator can apply force to the screw 701 conveniently, and the screw 701 rotates.

Further, referring to fig. 1-2, as another embodiment of the water pressure testing jig provided by the present application, a connection table 7021 is disposed on the connection plate 702, a connection hole is disposed on the connection table 7021, and the screw 701 is rotatably connected to the connection table 7021 in the connection hole. The inner wall of the connecting hole can be provided with a groove, the end part of the screw rod 701 can be provided with a convex ring, and the convex ring is positioned in the groove, so that the screw rod 701 can not be separated from the connecting table 7021 when being rotatably connected with the connecting table 7021.

Further, referring to fig. 1, as another specific embodiment of the water pressure testing jig provided by the present application, the frame 1 includes a cross beam 101, and two upright posts 102 respectively disposed at two opposite ends of the cross beam 101; the two upright posts 102 are arranged oppositely and at intervals; the fixed plate 2 and the pressing plate 4 are both located between the two columns 102.

Further, referring to fig. 1, as another specific embodiment of the water pressure testing jig provided by the present application, the two upright posts 102 are both provided with a sliding groove 103, and the pressing plate 4 is provided with a sliding block 402 slidably mounted in the sliding groove 103; guide plates 104 are arranged on the two upright posts 102; the guide plate 104 includes a connection portion 1041 connected to the column 102, and a guide portion 1042 perpendicular to the connection portion 1041. The pressing plate 4 is slidably connected with the upright post 102 through its own sliding block 402, and the guiding plate 104 can be used as a guiding part 1042 when the pressing plate 4 moves, so that the pressing plate 4 only sends the movement along the vertical direction, and the deviation along the horizontal direction is avoided.

Further, referring to fig. 1, as another embodiment of the water pressure testing jig provided by the present application, a drain valve 9 is disposed on the fixing plate 2 and is communicated with the water passing hole 201; a drain pipe 10 is arranged between the drain valve 9 and the water passing port 201; a water inlet pipe 11 is arranged between the water inlet valve 3 and the water passing port 201, and an exhaust pipe 12 is arranged between the exhaust valve 5 and the exhaust hole 401.

Further, referring to fig. 1, as another specific embodiment of the hydraulic test jig provided by the present application, a first flexible sealing gasket 13 is disposed on a surface of the fixing plate 2 close to the pressing plate 4, and a second flexible sealing gasket 14 is disposed on a surface of the pressing plate 4 close to the fixing plate 2.

It is to be understood that aspects of the present invention may be practiced otherwise than as specifically described.

It should be understood that the above examples are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims

1. The hydraulic pressure test jig is characterized by comprising a rack, a fixed plate arranged at the bottom of the rack, a water inlet valve arranged on the fixed plate, a compression plate slidably arranged on the rack, an exhaust valve arranged on the compression plate, a pressure gauge for detecting hydraulic pressure and a compression driving mechanism for driving the compression plate to slide along the rack; the pressing plate is opposite to the fixing plate; a water passing port communicated with the water inlet valve is formed in the surface, opposite to the pressing plate, of the fixed plate; and the compression plate is provided with an exhaust hole communicated with the exhaust valve.

2. The water pressure test jig according to claim 1, wherein a first water pressure pipe is arranged between the pressure gauge and the vent hole, and the pressure gauge is communicated with the vent hole through the first water pressure pipe.

3. The water pressure test rack according to claim 1, wherein a second water pressure pipe is arranged between the pressure gauge and the water passing port, and the pressure gauge is communicated with the vent hole through the second water pressure pipe.

4. The water pressure test jig according to claim 1, wherein the frame is provided with a threaded hole, and the pressing drive mechanism comprises a screw rod which is in threaded connection with the frame in the threaded hole, and a connecting plate which is rotatably connected with the screw rod and is connected with the pressing plate.

5. The hydraulic pressure test jig of claim 4, wherein the pressing driving mechanism further comprises a rotating rod installed at one end of the screw rod away from the connecting plate, and the rotating rod is perpendicular to the screw rod.

6. The water pressure test jig according to claim 4, wherein the connecting plate is provided with a connecting table, the connecting table is provided with a connecting hole, and the screw is rotatably connected with the connecting table in the connecting hole.

7. The water pressure test jig according to any one of claims 1 to 6, wherein the frame comprises a cross beam, and two columns provided at opposite ends of the cross beam, respectively; the two upright posts are arranged oppositely and at intervals; the fixed plate and the pressure plate are both positioned between the two upright posts.

8. The water pressure test jig according to claim 7, wherein two of the upright posts are provided with a sliding groove, and the pressure plate is provided with a sliding block which is slidably mounted in the sliding groove; guide plates are arranged on the two upright columns; the guide plate comprises a connecting part connected with the upright post and a guide part vertical to the connecting part.

9. The water pressure test rack according to any one of claims 1 to 6, wherein a drain valve communicated with the water passing port is arranged on the fixing plate; and a drain pipe is arranged between the drain valve and the water passing port.

10. The water pressure test jig according to any one of claims 1 to 6, wherein a surface of the fixing plate on a side close to the pressing plate is provided with a first flexible sealing gasket, and a surface of the pressing plate on a side close to the fixing plate is provided with a second flexible sealing gasket.