CN219369123U

CN219369123U - Flow test bed

Info

Publication number: CN219369123U
Application number: CN202320578923.XU
Authority: CN
Inventors: 马鹏; 林英东
Original assignee: Jinan Bijian Testing Technology Co ltd
Current assignee: Jinan Bijian Testing Technology Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-07-18
Anticipated expiration: 2033-03-20

Abstract

The utility model relates to the technical field of test devices, in particular to a flow test bed which can be used for circularly detecting liquid, is convenient to operate and install and improves practicability; the device comprises a test bed, a liquid storage tank, a test tank, a liquid discharge pipe and a pressurizing mechanism, wherein the liquid storage tank is fixedly arranged at the left part of the top end of the test bed, the liquid inlet pipe is arranged at the rear part of the liquid storage tank, the test tank is arranged at the right part of the top end of the test bed, the liquid discharge pipe is fixedly arranged on the right side wall of the liquid storage tank, the input end of the liquid discharge pipe extends into the bottom end of the liquid storage tank, the liquid discharge pipe is fixedly arranged on the left side wall of the test tank, and the output end of the liquid discharge pipe extends into the test tank; still include level sensor, visual level gauge and circulation mechanism, level sensor fixed mounting is on the top of test box, and level sensor's detection end is located the inside of test box, visual level gauge fixed mounting is on the right side wall of test box, and circulation mechanism installs on the top of test box.

Description

Flow test bed

Technical Field

The utility model relates to the technical field of test devices, in particular to a flow test bed.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive mediums, slurry, oil products, liquid metal, radioactive mediums and the like, so that the flow capacity of the valve is an important index of the valve, the prior art grant bulletin No. CN209606079U provides a flow test device, which comprises a body, wherein the body comprises a liquid inlet valve, a liquid discharge valve, an air inlet valve, a safety valve, an exhaust valve, a blow-off valve, a visual liquid level meter, a first pressure gauge and a second pressure gauge, the air inlet valve is communicated with the pressure regulating valve through an air pipe, the liquid inlet valve is connected with the liquid inlet pipe through the liquid discharge pipe, the liquid discharge valve is communicated with the flow test valve, the pressure of the flow test device can be constant, the flow capacity of the measuring valve is improved, but the test solution is inconvenient to recycle, and the waste of the test solution is caused.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the flow test bed which can recycle detection liquid, is convenient to operate and install and improves the practicability.

The utility model relates to a flow test bed, which comprises a test bed, a liquid storage tank, a test tank, a liquid discharge pipe, a liquid outlet pipe and a pressurizing mechanism, wherein the liquid storage tank is fixedly arranged at the left part of the top end of the test bed; the liquid level sensor is fixedly arranged at the top end of the test box, the detection end of the liquid level sensor is positioned in the test box, the visual liquid level meter is fixedly arranged on the right side wall of the test box, the circulating mechanism is arranged at the top end of the test box, and liquid in the test box is conveyed back to the liquid storage box; the valve to be detected is connected between the liquid discharge pipe and the liquid discharge pipe through the flange, the inside of the liquid storage tank is pressurized through the pressurizing mechanism, liquid in the liquid storage tank is conveyed to the valve to be detected through the liquid discharge pipe and then conveyed to the test tank through the liquid discharge pipe, liquid flow in a certain time is detected through the liquid level sensor and the visual liquid level meter, different pressures can be provided for the inside of the liquid storage tank through the pressurizing mechanism, the flow of the valve under different pressures is tested, and after the test is completed, the liquid in the test tank is conveyed back to the liquid storage tank through the circulating mechanism for next detection.

Preferably, the pressurizing mechanism comprises an air pump, a high-pressure air tank, a high-pressure air pipe, a pressure gauge and a safety valve, wherein the air pump and the high-pressure air tank are fixedly arranged at the left part of the top end of the test bed, the output end of the air pump is fixedly connected with the input end of the high-pressure air tank, the output end of the high-pressure air tank is fixedly connected with the high-pressure air pipe, the output end of the high-pressure air pipe penetrates through the left side wall of the liquid storage tank and is connected with the inside of the liquid storage tank, the pressure gauge is fixedly arranged on the side wall of the high-pressure air pipe, and the safety valve is fixedly arranged at the top end of the liquid storage tank; the air pump is started, the air pump generates gas to be input into the high-pressure air tank, the high-pressure air tank inputs high-pressure gas into the liquid storage tank through the high-pressure air pipe, the constant pressure can be guaranteed through the high-pressure air tank, the pressure inside the liquid storage tank is detected through the pressure gauge, the accuracy of the test is improved, the safety during use is improved through the safety valve, and the rupture caused by the overhigh pressure inside the liquid storage tank is prevented.

Preferably, the testing device further comprises a threaded rod, a sliding rod, a threaded block, a rotary table and a rotating handle, wherein the right part of the top end of the testing table is provided with two sliding grooves, the threaded rod is rotatably arranged in the front sliding groove, the sliding rod is fixedly arranged in the rear sliding groove, a limiting block is slidably arranged on the side wall of the sliding rod and is connected with the bottom end of the testing box, the threaded block is screwed on the outer side wall of the threaded rod and is slidably arranged in the sliding groove, the top end of the threaded block is connected with the bottom end of the testing box, the rotary table is concentrically arranged on the side wall of the threaded rod, and the rotating handle is eccentrically arranged on the rotary table; through the carousel is rotated to the twist grip, and the carousel rotates and drives the threaded rod and rotate to drive the screw thread piece and control in the spout and remove, thereby drive the test box and control at the top of 1 and remove, can adjust the distance between fluid-discharge tube and the drain pipe, be convenient for carry out experimental detection to the valve of different length, improve application scope.

Preferably, the device also comprises an electric telescopic rod and a placing table, wherein the electric telescopic rod is fixedly arranged at the top end of the test table, the placing table is fixedly arranged at the top end of the electric telescopic rod, and an arc-shaped groove is formed in the top end of the placing table; will wait to detect the valve and put in the top of placing the platform, place the arc recess on platform top and can carry out spacingly to the valve, prevent that the valve from rolling off, then start electric telescopic handle can rise the valve both ends to lie in the coplanar with fluid-discharge tube and drain pipe, an operating personnel just can dismouting to the valve, has improved the convenience when installing.

Preferably, the circulating mechanism comprises a circulating water pump, a water suction pipe and a conveying hose, wherein the circulating water pump is fixedly arranged at the rear part of the top end of the test box, the input end of the circulating water pump is fixedly connected with the water suction pipe, the water suction pipe penetrates through the top end of the test box and stretches into the bottom end of the interior of the test box, the output end of the circulating water pump is fixedly connected with the conveying hose, and the output end of the conveying hose penetrates through the top end of the liquid storage box and is communicated with the interior of the liquid storage box; after the test is finished, a circulating water pump is started, and the circulating water pump pumps liquid in the test box through a water pumping pipe and then conveys the liquid into the liquid storage box through a conveying hose, so that the addition of new solution is reduced, and the practicability is improved.

Preferably, the device further comprises four loop bars, four screw rods and four supporting plates, wherein the four loop bars are respectively and fixedly arranged at four corners of the bottom end of the test bed, the screw rods are screwed at the bottom of the loop bars, and the supporting plates are arranged at the bottom ends of the screw rods; the extension length of loop bar bottom can be adjusted to the rotation lead screw, can adjust the test bench to horizontal position through four loop bar cooperation, prevents that the test bench slope from leading to the deviation to appear in the detection data of level sensor and visual level gauge, improves experimental accuracy.

Compared with the prior art, the utility model has the beneficial effects that: the valve to be detected is connected between the liquid discharge pipe and the liquid discharge pipe through the flange, the inside of the liquid storage tank is pressurized through the pressurizing mechanism, liquid in the liquid storage tank is conveyed to the valve to be detected through the liquid discharge pipe and then conveyed to the test tank through the liquid discharge pipe, liquid flow in a certain time is detected through the liquid level sensor and the visual liquid level meter, different pressures can be provided for the inside of the liquid storage tank through the pressurizing mechanism, the flow of the valve under different pressures is tested, and after the test is completed, the liquid in the test tank is conveyed back to the liquid storage tank through the circulating mechanism for next detection.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 4 is a left side schematic view of the present utility model;

FIG. 5 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

the reference numerals in the drawings: 1. a test bed; 2. a liquid storage tank; 3. a test box; 4. a liquid discharge pipe; 5. a liquid outlet pipe; 6. a liquid level sensor; 7. a visual level gauge; 8. an air pump; 9. a high pressure gas tank; 10. a high pressure gas pipe; 11. a pressure gauge; 12. a safety valve; 13. a threaded rod; 14. a slide bar; 15. a screw block; 16. a turntable; 17. a rotating handle; 18. an electric telescopic rod; 19. a placement table; 20. a circulating water pump; 21. a water pumping pipe; 22. a conveying hose; 23. a loop bar; 24. a screw rod; 25. and a support plate.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

As shown in fig. 1 to 4, the liquid storage tank 2 is fixedly installed at the left part of the top end of the test stand 1, a liquid inlet pipe is arranged at the rear part of the liquid storage tank 2, the test tank 3 is installed at the right part of the top end of the test stand 1, the liquid discharge pipe 4 is fixedly installed on the right side wall of the liquid storage tank 2, the input end of the liquid discharge pipe 4 extends into the bottom end of the liquid storage tank 2, the liquid discharge pipe 5 is fixedly installed on the left side wall of the test tank 3, the output end of the liquid discharge pipe 5 extends into the test tank 3, connecting flanges are arranged at the opposite ends of the liquid discharge pipe 4 and the liquid discharge pipe 5, and the pressurizing mechanism is installed at the left part of the top end of the test stand 1 and pressurizes the interior of the liquid storage tank 2; the device is characterized by further comprising a liquid level sensor 6, a visual liquid level meter 7 and a circulating mechanism, wherein the liquid level sensor 6 is fixedly arranged at the top end of the test box 3, the detection end of the liquid level sensor 6 is positioned in the test box 3, the visual liquid level meter 7 is fixedly arranged on the right side wall of the test box 3, the circulating mechanism is arranged at the top end of the test box 3 and is used for conveying liquid in the test box 3 back into the liquid storage box 2, the pressurizing mechanism comprises an air pump 8, a high-pressure gas tank 9, a high-pressure gas pipe 10, a pressure gauge 11 and a safety valve 12, the air pump 8 and the high-pressure gas tank 9 are fixedly arranged at the left part of the top end of the test bed 1, the output end of the air pump 8 is fixedly connected with the input end of the high-pressure gas tank 9, the output end of the high-pressure gas pipe 10 passes through the left side wall of the liquid storage box 2 and is internally connected with the liquid storage box 2, the pressure gauge 11 is fixedly arranged on the side wall of the high-pressure air pipe 10, the safety valve 12 is fixedly arranged at the top end of the liquid storage tank 2, the pressure gauge further comprises a threaded rod 13, a slide rod 14, a thread block 15, a rotary table 16 and a rotary handle 17, two sliding grooves are formed in the right part of the top end of the test stand 1, the threaded rod 13 is rotatably arranged in the front sliding groove, the slide rod 14 is fixedly arranged in the rear sliding groove, a limiting block is slidably arranged on the side wall of the slide rod 14 and is connected with the bottom end of the test tank 3, the thread block 15 is spirally arranged on the outer side wall of the threaded rod 13 and is slidably arranged in the sliding groove, the top end of the thread block 15 is connected with the bottom end of the test tank 3, the rotary table 16 is concentrically arranged on the side wall of the rotary table 13, the rotary handle 17 is eccentrically arranged on the rotary table 16, the circulating mechanism comprises a circulating water pump 20, a water suction pipe 21 and a conveying hose 22, the circulating water pump 20 is fixedly arranged at the rear part of the top end of the test tank 3, the input end of the circulating water pump 20 is fixedly connected with a water suction pipe 21, the water suction pipe 21 penetrates through the top end of the test box 3 and stretches into the inner bottom end of the test box 3, the output end of the circulating water pump 20 is fixedly connected with a conveying hose 22, and the output end of the conveying hose 22 penetrates through the top end of the liquid storage box 2 and is communicated with the interior of the liquid storage box 2;

the rotary table 16 is rotated through the rotary handle 17, the rotary table 16 rotates to drive the threaded rod 13 to rotate, thereby drive the thread block 15 to move left and right in the spout, thereby drive the test box 3 to move left and right at the top of 1, can adjust the distance between fluid-discharge tube 4 and the drain pipe 5, be convenient for test detection to the valve of different length, improve application scope, will wait to detect the valve and pass through flange joint between fluid-discharge tube 4 and drain pipe 5, start air pump 8, air pump 8 produces gas and inputs into high-pressure gas jar 9, high-pressure gas jar 9 passes through high-pressure gas pipe 10 and inputs into liquid reserve tank 2, can guarantee the invariable of pressure through high-pressure gas jar 9, detect the inside pressure of liquid reserve tank 2 through manometer 11, improve experimental accuracy, the security when improving the use through relief valve 12, prevent that liquid reserve tank 2 internal pressure from being too high from causing the fracture, start circulating water pump 20 after the test is accomplished, circulating water pump 20 draws the liquid in test box 3 through the pumping pipe 21, then carry hose 22 to liquid reserve tank 2, the addition of new solution has been reduced, and practicality has been improved.

Example 2

As shown in fig. 1 and 5, the device further comprises an electric telescopic rod 18 and a placing table 19, wherein the electric telescopic rod 18 is fixedly arranged at the top end of the test bed 1, the placing table 19 is fixedly arranged at the top end of the electric telescopic rod 18, an arc-shaped groove is formed in the top end of the placing table 19, the device further comprises four loop bars 23, four screw rods 24 and four supporting plates 25, the four loop bars 23 are respectively and fixedly arranged at four corners of the bottom end of the test bed 1, the screw rods 24 are screwed at the bottom of the loop bars 23, and the supporting plates 25 are arranged at the bottom ends of the screw rods 24;

the valve to be detected is placed on the top of the placing table 19, the arc-shaped groove on the top of the placing table 19 can limit the valve, the valve is prevented from falling, then the electric telescopic rod 18 is started to lift the two ends of the valve to be located on the same plane with the liquid discharge pipe 4 and the liquid discharge pipe 5, an operator can disassemble and assemble the valve, convenience in installation is improved, the screw rod 24 is rotated to adjust the extending length of the bottom of the sleeve rod 23, the test table 1 can be adjusted to the horizontal position through the matching of the four sleeve rods 23, deviation of detection data of the liquid level sensor 6 and the visual liquid level meter 7 caused by the inclination of the test table 1 is prevented, and accuracy of the test is improved.

As shown in fig. 1 to 5, in the flow test stand of the present utility model, when in operation, the screw rod 24 is rotated at first to adjust the test stand 1 to a horizontal position, then the detection liquid is added into the liquid storage tank 2 through the liquid inlet pipe on the liquid storage tank 2, the turntable 16 is rotated through the rotating handle 17 according to the length of the valve, the turntable 16 rotates to drive the threaded rod 13 to rotate, thereby driving the threaded block 15 to move in the chute, thereby driving the test tank 3 to move at the top end of the test stand 1, adjusting the distance between the liquid discharge pipe 4 and the liquid discharge pipe 5, placing the valve to be detected at the top end of the placing stand 19, the arc-shaped groove at the top end of the placing stand 19 can limit the valve to prevent the valve from rolling down, then the electric telescopic rod 18 is started to lift the two ends of the valve to be positioned at the same plane with the liquid discharge pipe 4 and the liquid discharge pipe 5, the valve to be detected is connected between the liquid discharge pipe 4 and the liquid discharge pipe 5 through a flange, then the air pump 8 is started, gas generated by the air pump 8 is input into the high-pressure gas tank 9, the high-pressure gas is input into the liquid storage tank 2 through the high-pressure gas pipe 10 by the high-pressure gas tank 9, the pressure inside the liquid storage tank 2 is detected through the pressure gauge 11, the liquid flow in a certain time is detected through the liquid level sensor 6 and the visual liquid level gauge 7, then the pressure input into the liquid storage tank 2 is changed, the flow of the valve under different pressures is tested, the circulating water pump 20 is started after the test is completed, the liquid in the test tank 3 is pumped by the circulating water pump 20 through the water pumping pipe 21, and then the liquid is conveyed into the liquid storage tank 2 through the conveying hose 22.

The liquid level sensor 6, the air pump 8, the high-pressure air tank 9 and the safety valve 12 of the flow test stand are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached use instruction without creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a flow test bed, including test bed (1), liquid reserve tank (2), test box (3), fluid-discharge tube (4), drain pipe (5) and pressurizing mechanism, liquid reserve tank (2) fixed mounting is in the top left portion of test bed (1), and the rear portion of liquid reserve tank (2) is provided with the feed liquor pipe, the top right part at test bed (1) is installed in test box (3), fluid-discharge tube (4) fixed mounting is on the right side wall of liquid reserve tank (2), and the input of fluid-discharge tube (4) stretches into the bottom of liquid reserve tank (2), drain pipe (5) fixed mounting is on the left side wall of test box (3) and the output of drain pipe (5) stretches into the inside of test box (3), the relative one end of fluid-discharge tube (4) and drain pipe (5) all is provided with flange, pressurizing mechanism installs in the top left portion of test bed (1), pressurize the inside of liquid reserve tank (2); the liquid level sensor is characterized by further comprising a liquid level sensor (6), a visual liquid level meter (7) and a circulating mechanism, wherein the liquid level sensor (6) is fixedly arranged at the top end of the test box (3), the detection end of the liquid level sensor (6) is positioned in the test box (3), the visual liquid level meter (7) is fixedly arranged on the right side wall of the test box (3), the circulating mechanism is arranged at the top end of the test box (3), and liquid in the test box (3) is conveyed back into the liquid storage box (2).

2. The flow test stand according to claim 1, characterized in that the pressurizing mechanism comprises an air pump (8), a high-pressure air tank (9), a high-pressure air pipe (10), a pressure gauge (11) and a safety valve (12), wherein the air pump (8) and the high-pressure air tank (9) are fixedly installed at the left part of the top end of the test stand (1), the output end of the air pump (8) is fixedly connected with the input end of the high-pressure air tank (9), the output end of the high-pressure air tank (9) is fixedly connected with the high-pressure air pipe (10), the output end of the high-pressure air pipe (10) penetrates through the left side wall of the liquid storage tank (2) to be connected with the inside of the liquid storage tank (2), the pressure gauge (11) is fixedly installed on the side wall of the high-pressure air pipe (10), and the safety valve (12) is fixedly installed at the top end of the liquid storage tank (2).

3. The flow test stand according to claim 1, further comprising a threaded rod (13), a sliding rod (14), a thread block (15), a rotary table (16) and a rotary handle (17), wherein two sliding grooves are formed in the right portion of the top end of the test stand (1), the threaded rod (13) is rotatably mounted in the front sliding groove, the sliding rod (14) is fixedly mounted in the rear sliding groove, a limiting block is slidably arranged on the side wall of the sliding rod (14), the limiting block is connected with the bottom end of the test box (3), the thread block (15) is screwed on the outer side wall of the threaded rod (13), the thread block (15) is slidably mounted in the sliding groove, the top end of the thread block (15) is connected with the bottom end of the test box (3), the rotary table (16) is concentrically mounted on the side wall of the threaded rod (13), and the rotary handle (17) is eccentrically mounted on the rotary table (16).

4. A flow stand as claimed in claim 1, further comprising an electric telescopic rod (18) and a placement table (19), the electric telescopic rod (18) being fixedly mounted on the top end of the stand (1), the placement table (19) being fixedly mounted on the top end of the electric telescopic rod (18), the top end of the placement table (19) being provided with an arc-shaped groove.

5. A flow test stand according to claim 1, characterized in that the circulation mechanism comprises a circulating water pump (20), a water suction pipe (21) and a conveying hose (22), the circulating water pump (20) is fixedly arranged at the rear part of the top end of the test box (3), the input end of the circulating water pump (20) is fixedly connected with the water suction pipe (21), the water suction pipe (21) penetrates through the top end of the test box (3) to extend into the bottom end of the interior of the test box (3), the output end of the circulating water pump (20) is fixedly connected with the conveying hose (22), and the output end of the conveying hose (22) penetrates through the top end of the liquid storage box (2) to be communicated with the interior of the liquid storage box (2).

6. A flow rate test stand according to claim 1, further comprising four loop bars (23), four screw rods (24) and four support plates (25), wherein the four loop bars (23) are fixedly installed at four corners of the bottom end of the test stand (1), the screw rods (24) are screwed at the bottom of the loop bars (23), and the support plates (25) are installed at the bottom ends of the screw rods (24).