Pump pipe valve installation and characteristic test comprehensive practical training platform

Abstract

The utility model discloses a comprehensive practical training platform for pump pipe valve installation and characteristic testing, which has the advantages of various practical training items, convenience in device replacement and equipment upgrading and reconstruction and better stability. According to the technical scheme, the platform is composed of a pump pipe valve installation universal rack, a water storage tank, a pump pipe valve installation system and a power supply control box, wherein the water storage tank, the pump pipe valve installation system and the power supply control box are installed on the pump pipe valve installation universal rack. The pump pipe valve installation system comprises a main path system and a bypass system, the main path system comprises a main pipeline, a first valve, a filter, a pressure difference transmitter, a first pressure gauge, a centrifugal pump, a check valve, a second pressure gauge, a second valve, a flow meter, a detected valve and a third valve, and the bypass system comprises a bypass pipeline, a fourth valve and a safety valve. The main pipeline is provided with an upper transverse pipe, a lower transverse pipe, a left longitudinal pipe and a right longitudinal pipe, the first valve, the filter, the pressure difference transmitter and the first pressure gauge are sequentially connected to the lower transverse pipe, the check valve and the second pressure gauge are sequentially connected to the left longitudinal pipe, and the second valve, the flow meter, the detected valve and the third valve are sequentially connected to the upper transverse pipe.

Description

Technical Field

[0001] This invention belongs to the field of teaching instruments, and in particular relates to a comprehensive training platform for pump, pipe and valve installation and characteristic testing. Background Technology

[0002] The design and implementation of the pump, pipe, and valve installation and characteristic testing training platform aims to improve students' professional qualities and skills, and cultivate high-quality, multi-skilled environmental protection professionals. Current training platforms for pump, pipe, and valve installation and characteristic testing on the market have the following drawbacks: 1. Besides equipment and pipeline installation, they generally only test centrifugal pumps or pipelines, resulting in a limited range of training projects; 2. Most training devices have fixed installation positions for pipelines and components, significantly limiting component replacement and equipment upgrades; 3. The bottom casters have poor braking performance, making them unsuitable for training platforms with heavy loads. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide a comprehensive training platform for pump, pipe and valve installation and characteristic testing with diverse training projects, convenient component replacement and equipment upgrade and modification, and better stability.

[0004] To solve the above problems, the technical solution adopted by the present invention includes: a universal pump and valve installation frame and a water storage tank, a pump and valve installation system, and a power control box installed on the universal pump and valve installation frame on the platform; the pump and valve installation system includes a main system and a bypass system, the main system includes a main pipeline, a first valve, a filter, a differential pressure transmitter, a first pressure gauge, a centrifugal pump, a check valve, a second pressure gauge, a second valve, a flow meter, a valve to be detected, and a third valve, the bypass system includes a bypass pipeline, a fourth valve, and a safety valve; the main pipeline has an upper horizontal pipe, a lower horizontal pipe, a left longitudinal pipe, and a right longitudinal pipe, the first valve, the filter, the differential pressure transmitter, and the first pressure gauge are sequentially connected to the lower horizontal pipe, the check valve and the second pressure gauge are sequentially connected to the left longitudinal pipe, and the second valve, the flow meter, the valve to be detected, and the third valve are sequentially connected to the upper horizontal pipe;

[0005] The first valve is connected to the bottom of the water storage tank through an adjustable installation section pipeline, and an expansion valve is connected between the first pressure gauge and the check valve;

[0006] The bypass pipe is connected between the left longitudinal pipe and the lower transverse pipe, and the fourth valve, the safety valve, is connected in sequence to the bypass pipe.

[0007] The pump, pipe, and valve installation and characteristic testing integrated training platform is characterized in that: the centrifugal pump is equipped with a speed sensor.

[0008] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: the adjustable installation section pipeline consists of a front connector and a rear connector, the front connector includes a front connector valve body and a nut screwed to the front connector valve body, the rear connector includes a rear connector valve body and a sleeve welded to the rear end of the rear connector valve body, and the front end of the rear connector valve body is provided with an external threaded connector connected to the front connector valve body.

[0009] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: the universal pump pipe valve installation stand includes a long column and a short column arranged opposite to each other, and an upper frame and a lower frame respectively set between the two ends of the long column and the short column. A set of triangular support plates supporting the upper frame and the lower frame are provided on the long column and the short column. A set of crossbeams and a set of longitudinal beams connecting the crossbeams are provided in the grooves of the upper frame and the lower frame.

[0010] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: the grooves of the upper frame and the lower frame are provided with U-shaped wiring channels, and the U-shaped wiring channels are composed of square mesh material and corner joints.

[0011] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: both the long column and the short column are composed of D-shaped columns arranged opposite each other and perforated plates covering the inner and outer sides of the D-shaped columns.

[0012] The pump, pipe, and valve installation and characteristic testing integrated training platform is characterized in that: both the long and short columns are provided with a base plate at their bottom, and the bottom of the base plate is provided with a universal wheel with positioning function. The universal wheel with positioning function includes a mounting flange, a rotating base, a wheel, a buffer pad, and a lifting block. The rotating base is rotatably mounted on the bottom of the mounting flange, and the wheel is axled to one side of the rotating base. The lifting block is installed in the rotating base and is height-adjustable, with an adjusting screw installed at the upper end of the lifting block to adjust its height. The buffer pad is provided on the surface of the mounting flange.

[0013] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: an adjustment port is provided on one side of the rotating base, the screw head of the adjustment screw is placed in the adjustment port, the mounting flange is rotatably connected to the rotating base through a central shaft, and a support platform supporting the screw head is provided at the bottom of the central shaft.

[0014] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: the water storage tank is divided into baffles, and the baffles have a set of small baffle holes at the upper end and a set of large baffle holes at the bottom.

[0015] The pump pipe valve installation and characteristic testing integrated training platform is characterized in that: the lifting block is provided with guide grooves on both sides, and the rotating base is provided with guide rails that cooperate with the guide grooves.

[0016] The advantages of the integrated training platform for pump, pipe, and valve installation and performance testing of the present invention are as follows:

[0017] 1. This comprehensive training platform for pump, pipe and valve installation and performance testing consists of a universal pump, pipe and valve installation stand, a water storage tank, a pump, pipe and valve installation system, and a power control box mounted on the universal pump, pipe and valve installation stand. The pump, pipe and valve installation system consists of a main system and a bypass system. When this platform is used for teaching and training, users can fully understand the pump, pipe and valve installation process and master the operation of pumps, pipes and valves and their instruments and equipment, thereby improving teaching efficiency and providing a variety of training projects.

[0018] 2. Convenience: The universal rack structure for pump, pipe and valve installation makes the installation of components more convenient, and the equipment upgrade and modification are not limited by space, making it more convenient for users to operate.

[0019] 3. The openness, groove characteristics and adjustable pipeline installation sections provide convenience for changing the installation position of the device, facilitate equipment upgrades and modifications, and also provide students with space to design pipelines freely.

[0020] The present invention will now be further described with reference to the accompanying drawings. Attached Figure Description

[0021] Figure 1 This is a front view of the integrated training platform for pump, pipe, and valve installation and performance testing of the present invention.

[0022] Figure 2 This is a top view of the integrated training platform for pump, pipe, and valve installation and performance testing of the present invention.

[0023] Figure 3 This is a pipeline schematic diagram of the integrated training platform for pump, pipe, and valve installation and performance testing of the present invention.

[0024] Figure 4 This is a schematic diagram of the universal mounting stand for pumps, pipes, and valves of the present invention.

[0025] Figure 5 This is a schematic diagram of the bottom structure of the universal mounting stand for pumps, pipes, and valves of the present invention;

[0026] Figure 6 This is a partial view of the integrated training platform for pump, pipe, and valve installation and performance testing of the present invention;

[0027] Figure 7 This is a schematic diagram of the U-shaped cable tray structure of the present invention;

[0028] Figure 8This is an exploded view of the adjustable installation section pipeline of the present invention;

[0029] Figure 9 This is a schematic diagram of the structure of the universal wheel of the present invention;

[0030] Figure 10 This is a cross-sectional view of the universal wheel of the present invention;

[0031] Figure 11 This is an exploded view of the universal wheel of the present invention. Detailed Implementation

[0032] Reference Figure 1-11 As shown, the pump, pipe, and valve installation and characteristic testing integrated training platform of the present invention consists of a universal pump, pipe, and valve installation stand 1, a water storage tank 2, a pump, pipe, and valve installation system, and a power control box 16 installed on the universal pump, pipe, and valve installation stand 1. The pump, pipe, and valve installation system includes a main system and a bypass system. The main system includes a main pipeline 20, a first valve 4, a filter 5, a differential pressure transmitter 6, a first pressure gauge 8, a centrifugal pump 11, a check valve 10, a second pressure gauge 13, a second valve 17, a flow meter 18, a valve under test 19, and a third valve 21. The bypass system includes a bypass pipeline 7, a fourth valve 14, and a safety valve 15. The main pipeline 20 has an upper horizontal pipe 201, a lower horizontal pipe 202, a left longitudinal pipe 203, and a right longitudinal pipe 204. The first valve 4, filter 5, differential pressure transmitter 6, and first pressure gauge 8 are sequentially connected to the lower horizontal pipe 202. The check valve 10 and second pressure gauge 13 are sequentially connected to the left vertical pipe 203. The second valve 17, flow meter 18, monitored valve 19, and third valve 21 are sequentially connected to the upper horizontal pipe 201. The first valve 4 is connected to the bottom of the water storage tank 2 via an adjustable installation section pipe 3. An expansion joint 9 is connected between the first pressure gauge 8 and the check valve 10. The expansion joint 9 can adjust the pipe length through its telescopic function, allowing the pipeline system to expand and contract freely, thus avoiding damage caused by excessive force during expansion and contraction. The bypass pipe 7 is connected between the left vertical pipe 203 and the lower horizontal pipe 202. The fourth valve 14 and safety valve 15 are sequentially connected to the bypass pipe 7. The power control box 16 contains electrical components such as a PLC, frequency converter, leakage current protector, and contactor. The power control box 16 is equipped with a touch screen, switches, etc., which can control the start and stop and speed of the centrifugal pump 11; it is also used to collect signals from various instruments such as the differential pressure transmitter 6, the first pressure gauge 8, the speed sensor 12, the second pressure gauge 13, and the flow meter 18; and the power control box 16 provides power for the centrifugal pump 11 and various instruments.

[0033] Preferably, the centrifugal pump 11 is equipped with a speed sensor 12 for detecting the speed of the centrifugal pump 11.

[0034] Preferably, the adjustable installation section pipeline 3 comprises a front connector 301 and a rear connector 302. The front connector 301 includes a front connector valve body 3011 and a nut 3012 screwed onto the front connector valve body 3011. The rear connector 302 includes a rear connector valve body 3021 and a sleeve 3022 welded to the rear end of the rear connector valve body 3021. The front end of the rear connector valve body 3021 is provided with an external threaded connector 3023 connected to the front connector valve body 3011. The front connector valve body 3011 of the front connector 301 is connected to the water storage tank 2 via the nut 3012, and the rear connector 302 is connected to the front connector valve body 3011 via the external threaded connector 3023. The lower horizontal pipe 202 is connected to the sleeve 3022 to facilitate equipment upgrades and modifications.

[0035] Preferably, the universal mounting frame 1 for pump pipe valves includes a long column 23 and a short column 24 arranged opposite each other, and an upper frame 25 and a lower frame 26 respectively disposed between the two ends of the long column 23 and the short column 24. A set of triangular support plates 27 are provided on the long column 23 and the short column 24, supporting the upper frame 25 and the lower frame 26. The triangular support plates 27 are fixed to the upper frame 25 and the lower frame 26 by a set of screws, and the installation position of the triangular support plates 27 can be adjusted as needed. A set of crossbeams 29 and a set of longitudinal beams 30 connecting the crossbeams 29 are provided in the grooves 28 of the upper frame 25 and the lower frame 26. The upper frame 25 and the lower frame 26 can be installed at any height of the long column 23 and the short column 24 via the triangular support plates 27. After the crossbeam 2 is placed in the groove 28 of the upper frame 25 and the lower frame 26, the longitudinal beam 30 can be installed at any position of the crossbeam 2 as needed, and can also be combined in various ways. In this way, it can be adjusted as needed to meet the installation requirements of different pump pipe valve installation systems, so that the equipment upgrade and transformation are not limited by space.

[0036] Preferably, the upper frame 25 and the lower frame 26 are provided with U-shaped cable routing channels 31 in the grooves 28. The U-shaped cable routing channels 31 are composed of square mesh material 32 and corner connectors 33. Each wire can be arranged in the U-shaped cable routing channels 31 to facilitate wiring and make the platform surface cleaner.

[0037] Preferably, both the long column 23 and the short column 24 are composed of opposing D-shaped columns 34 and perforated plates 35 covering the inner and outer sides of the D-shaped columns 34. This allows for wiring inside the long column 23 and the short column 24, facilitating wiring and making the platform surface cleaner.

[0038] Preferably, both the long column 23 and the short column 24 are provided with a base plate 36 at their bottom. The bottom of the base plate 36 is provided with a universal wheel 37 with positioning function. The universal wheel 37 with positioning function includes a mounting flange 38, a rotating base 39, a wheel 40, a buffer pad 41, and a lifting block 42. The rotating base 39 is rotatably mounted on the bottom of the mounting flange 38. The wheel 40 is axled to one side of the rotating base 39. The lifting block 42 is mounted vertically within the rotating base 39, and an adjusting screw 43 is installed at the upper end of the lifting block 42 to adjust its height. The buffer pad 41 is disposed on the surface of the mounting flange 38 and is used for buffering and vibration reduction of the pump pipe valve mounting universal frame 1. The rotating base 39 has an adjustment port 44 on one side. The screw head 45 of the adjusting screw 43 is placed in the adjustment port 44. The mounting flange 38 is rotatably connected to the rotating base 39 via a central shaft 46, and a support platform 47 supporting the screw head 45 is provided at the bottom of the central shaft 46. A set of circumferentially arranged steel balls 51 are provided at both ends of the central shaft 46 to make the rotation of the rotating base 39 smoother. When it is necessary to fix the universal pump and valve mounting frame 1, a wrench is used to adjust the screw head 45 of the adjusting screw 43 through the adjustment port 44. The adjusting screw 43 can drive the lifting block 42 to slide down and support it on the ground. This can more stably fix the universal pump and valve mounting frame 1.

[0039] Preferably, the water storage tank 2 is divided into baffles 48, with a set of small baffle holes 49 at the upper end and a set of large baffle holes 50 at the bottom. The small baffle holes 49 and large baffle holes 50 on the baffles 48 are used to break up large air bubbles in the water to prevent air binding in the centrifugal pump 11.

[0040] Preferably, the lifting block 42 is provided with guide grooves 52 on both sides, and the rotating base 39 is provided with a guide rail 53 that guides and cooperates with the guide grooves 52. By limiting the lifting block 42 with the guide grooves 52 and the guide rail 53, the lifting block 42 can move up and down linearly when the adjusting screw 43 is rotated.

[0041] The above description is not intended to limit the present invention in any way. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art can make some modifications or alterations to the above-disclosed structure and technical content to create equivalent embodiments without departing from the scope of the present invention. However, any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present invention without departing from the scope of the present invention shall still fall within the scope of the present invention.

Claims

1. A comprehensive training platform for pump pipe valve installation and characteristic testing, characterized in that: The platform consists of a universal pump and valve installation stand (1) and a water storage tank (2), a pump and valve installation system, and a power control box (16) installed on the universal pump and valve installation stand (1). The pump and valve installation system includes a main system and a bypass system. The main system includes a main pipeline (20), a first valve (4), a filter (5), a differential pressure transmitter (6), a first pressure gauge (8), a centrifugal pump (11), a check valve (10), a second pressure gauge (13), a second valve (17), a flow meter (18), a valve under test (19), and a third valve (21). The bypass system includes a bypass valve. Pipeline (7), fourth valve (14), safety valve (15); the main pipeline (20) has an upper horizontal pipe (201), a lower horizontal pipe (202), a left vertical pipe (203) and a right vertical pipe (204), the first valve (4), filter (5), differential pressure transmitter (6) and first pressure gauge (8) are connected to the lower horizontal pipe (202) in sequence, the check valve (10) and second pressure gauge (13) are connected to the left vertical pipe (203) in sequence, and the second valve (17), flow meter (18), valve to be detected (19) and third valve (21) are connected to the upper horizontal pipe (201) in sequence; The first valve (4) is connected to the bottom of the water storage tank (2) through an adjustable installation section pipeline (3), and an expansion joint (9) is connected between the first pressure gauge (8) and the check valve (10). The bypass pipe (7) is connected between the left longitudinal pipe (203) and the lower horizontal pipe (202), and the fourth valve (14) and the safety valve (15) are connected to the bypass pipe (7) in sequence. The adjustable installation section pipeline (3) consists of a front connector (301) and a rear connector (302). The front connector (301) includes a front connector valve body (3011) and a nut (3012) screwed onto the front connector valve body (3011). The rear connector (302) includes a rear connector valve body (3021) and a sleeve (3022) welded to the rear end of the rear connector valve body (3021). The front end of the rear connector valve body (3021) is provided with an external threaded connector (3023) connected to the front connector valve body (3011).

2. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 1, characterized in that: The centrifugal pump (11) is equipped with a speed sensor (12).

3. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 1, characterized in that: The universal mounting frame (1) for pump pipe valves includes a long column (23) and a short column (24) arranged opposite to each other, and an upper frame (25) and a lower frame (26) respectively arranged between the two ends of the long column (23) and the short column (24). A set of triangular support plates (27) supporting the upper frame (25) and the lower frame (26) are provided on the long column (23) and the short column (24). A set of crossbeams (29) and a set of longitudinal beams (30) connected between the crossbeams (29) are provided in the grooves (28) of the upper frame (25) and the lower frame (26).

4. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 3, characterized in that: The upper frame (25) and lower frame (26) are provided with U-shaped wiring channels (31) in the grooves (28). The U-shaped wiring channels (31) are composed of square mesh material (32) and corner joints (33).

5. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 3, characterized in that: Both the long column (23) and the short column (24) are composed of oppositely arranged D-shaped columns (34) and perforated plates (35) covering the inner and outer sides of the D-shaped columns (34).

6. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 3, characterized in that: The bottom of the long column (23) and the short column (24) are provided with a base plate (36). The bottom of the base plate (36) is provided with a universal wheel (37) with positioning function. The universal wheel (37) with positioning function includes a mounting flange (38), a rotating base (39), a wheel (40), a buffer pad (41), and a lifting block (42). The rotating base (39) is rotatably mounted on the bottom of the mounting flange (38). The wheel (40) is axled to one side of the rotating base (39). The lifting block (42) is installed in the rotating base (39) and can be raised and lowered. An adjusting screw (43) that can adjust its raising and lowering is installed on the upper end of the lifting block (42). The buffer pad (41) is provided on the surface of the mounting flange (38).

7. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 6, characterized in that: The rotating base (39) has an adjustment port (44) on one side. The screw head (45) of the adjustment screw (43) is placed in the adjustment port (44). The mounting flange (38) is rotatably connected to the rotating base (39) through the central shaft (46). The bottom of the central shaft (46) is provided with a support platform (47) supported on the screw head (45).

8. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 1, characterized in that: The water storage tank (2) is divided into baffles (48), with a set of small baffle holes (49) at the upper end and a set of large baffle holes (50) at the bottom.

9. The integrated training platform for pump pipe valve installation and characteristic testing according to claim 6, characterized in that: The lifting block (42) has guide grooves (52) on both sides, and the rotating base (39) has guide rails (53) that cooperate with the guide grooves (52).

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