A fluid medium pipeline bypass power generation mechanism

Abstract

The utility model relates to the technical field of pipeline bypass power generation, and discloses a fluid medium pipeline bypass power generation mechanism, including: a power generation mechanism body, a pressure difference control mechanism connected to the power generation mechanism body, a control valve connected to the power generation mechanism body and the pressure difference control mechanism, the power generation mechanism body, the pressure difference control mechanism and the control valve constitute a bypass pipeline, and are connected to the fluid medium pipeline through the control valve; a pressure pipe is provided between the power generation mechanism body and the pressure difference control mechanism for communication. The fluid medium pipeline bypass power generation mechanism solves the problem in the prior art that the fluid medium pipeline is too long and difficult to install, and when the pressure and flow detection equipment is used, it is necessary to find a power source along the way, and set a wire to pull the power source to the installation site, so that the lines are numerous and complicated. Therefore, when maintaining the pipeline, the line must also be maintained, resulting in the process of medium pipeline maintenance and servicing being too cumbersome.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline bypass power generation, in particular to a fluid medium pipeline bypass power generation mechanism. Background Art

[0002] A medium pipeline is a device that transports fluid media such as liquids, gases, and mixtures from one place to another in a fixed form (such as pipes, hoses, steel pipes, etc.). Depending on the usage and the transported media, the medium pipeline can be divided into multiple categories such as water pipes, gas pipes, oil pipes, chemical pipes, food and beverage pipes, etc. The diameter of the medium pipeline is generally small and the length is very long. In order to facilitate transportation and maintenance, a segmented design is often used.

[0003] A fluid medium pipeline is a pipeline specially used to transport specific media. Its slender pipe body is professionally and meticulously designed based on the transportation path. Therefore, each pipeline has multiple sets of purity and flow detection equipment. In the prior art, when installing purity and flow detection equipment on a pipeline that is too long, it is necessary to find a power source along the way and set up wires to pull the power source to the installation site, resulting in many and complex lines. Therefore, while maintaining the pipeline, the line must also be maintained, resulting in the process of medium pipeline maintenance and servicing being too cumbersome. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a fluid medium pipeline bypass power generation mechanism, which solves the problems mentioned in the above background.

[0005] The utility model provides the following technical solution: a fluid medium pipeline bypass power generation mechanism, comprising: a power generation mechanism body, the power generation mechanism body is connected to a pressure difference control mechanism, the power generation mechanism body and the pressure difference control mechanism are both connected to a control valve, the power generation mechanism body, the pressure difference control mechanism and the control valve constitute a bypass pipeline, and are connected to the fluid medium pipeline through the control valve;

[0006] A pressure-conducting pipe is provided between the power generation mechanism body and the pressure difference control mechanism for communication;

[0007] The power generation mechanism body comprises a bottom shell and a top shell, wherein the top shell is mounted on the top of the bottom shell, and a water sealing layer and a barrier layer are sandwiched between the mounting positions of the bottom shell and the top shell, a water turbine generator is mounted between the water sealing layer and the barrier layer, a main shaft is mounted in the middle of the water turbine generator, the bottom end of the main shaft penetrates the water sealing layer and an impeller is sleeved inside the bottom shell;

[0008] The pressure difference control mechanism includes a pressure difference shell and a flow control shell, an end seal is installed at the end of the flow control shell, a rubber spacer is clamped at the installation point of the pressure difference shell and the flow control shell, a clamping pad is clamped in the middle of the rubber spacer, a tension spring is installed on one side of the clamping pad located in the pressure difference shell, a pull rod is installed on one side of the clamping pad located inside the flow control shell, and an end plug is installed on the end of the pull rod.

[0009] Preferably, a receiving space is formed inside the top shell at the top of the partition, and an antenna and a wiring port are respectively provided on the top of the top shell.

[0010] Preferably, the center of the bottom of the water sealing layer is recessed upward to form a cabin for accommodating the mechanical seal.

[0011] Preferably, the bottom shell includes a shell, a base frame is arranged at the center of the bottom of the inner wall of the shell, the bottom end of the main shaft is mounted on the base frame through a bearing, the side surfaces of the shell are respectively integrally formed with an inlet, an outlet and a pressure differential outlet, the pressure differential control mechanism is connected to the inlet through a pipeline, and one end of the pressure guiding tube is mounted on the pressure differential outlet.

[0012] Preferably, the flow control shell comprises a medium flow shell, a medium inlet and a medium outlet are provided on the surface of the medium flow shell, a flow control sleeve is integrally formed inside the medium flow shell, and a flow channel is formed between the inside of the flow control sleeve and the medium inlet.

[0013] Preferably, the pull rod is arranged to penetrate the middle part of the flow control spacer, and the end plug is located at the opening of the flow control spacer.

[0014] Preferably, a guide piece is installed at the end of the tension spring, and the end of the pressure differential housing is sealed and screwed with a nesting, and the end of the guide piece away from the tension spring slides through the pressure differential housing and is screwed with a nut inside the nesting.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The fluid medium pipeline bypasses the power generation mechanism, and a bypass pipeline is formed by setting a power generation mechanism body, a pressure difference control mechanism and a control valve. The bypass pipeline is installed on the fluid medium pipeline, and a fluid medium is separated to drive the power generation mechanism body to operate, so that the turbine generator in the power generation mechanism body generates electricity, and supplies power to the purity and flow detection equipment on the fluid medium pipeline. There is no need to find and pull the power supply, which not only improves the convenience of setting the line, but also reduces the trouble of line maintenance.

[0017] 2. The fluid medium pipeline bypasses the power generation mechanism, and a pressure difference control mechanism is set at the flow inlet of the power generation mechanism body. The medium in the power generation mechanism body is connected with the pressure difference control mechanism by using a pressure pipe, and the pressure inside the power generation mechanism body is transmitted to the pressure difference control mechanism, so as to achieve the effect of controlling the pressure difference through the bypass pipeline, and then control the flow rate of the medium in the bypass pipeline, so that the power generation mechanism body can be driven by the medium to generate electricity. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of the bypass pipeline of the utility model;

[0019] Figure 2 This is a schematic diagram of the main structure of the power generation mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the side section structure of the power generation mechanism body of the utility model;

[0021] Figure 4 This is a schematic diagram of the cross-sectional structure of the power generation mechanism of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the pressure difference control mechanism of the utility model;

[0023] Figure 6 This is a schematic diagram of the cross-sectional structure of the pressure difference control mechanism of the utility model;

[0024] Figure 7 It is a schematic diagram of the cross-sectional structure of the utility model.

[0025] In the figure: 1. Generator body; 11. Bottom shell; 111. Shell; 112. Base frame; 113. Inlet; 114. Outlet; 115. Pressure difference outlet; 12. Top shell; 13. Antenna; 14. Wiring port; 15. Main shaft; 16. Sealing water layer; 17. Interlayer; 18. Hydro-generator; 19. Impeller; 2. Pressure difference control mechanism; 21. Pressure difference shell; 22. Flow control shell; 221. Medium flow shell; 222. Medium inlet; 223. Flow control spacer; 224. Medium outlet; 23. End seal; 24. Tension spring; 25. Clamping pad; 26. Rubber spacer; 27. Pull rod; 28. End plug; 29. ​​Position guide; 3. Control valve; 4. Pressure pipe; 5. Mechanical seal. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-7 , a fluid medium pipeline bypass power generation mechanism, comprising: a power generation mechanism body 1, a pressure difference control mechanism 2 is connected to the power generation mechanism body 1, a control valve 3 is connected to the power generation mechanism body 1 and the pressure difference control mechanism 2, the power generation mechanism body 1, the pressure difference control mechanism 2 and the control valve 3 form a bypass pipeline, and are connected to the fluid medium pipeline through the control valve 3;

[0028] A pressure pipe 4 is provided between the power generation mechanism body 1 and the pressure difference control mechanism 2 for communication;

[0029] The power generation mechanism body 1 includes a bottom shell 11 and a top shell 12, the top shell 12 is installed on the top of the bottom shell 11, and a water sealing layer 16 and a partition 17 are sandwiched between the bottom shell 11 and the top shell 12, a water turbine generator 18 is installed between the water sealing layer 16 and the partition 17, a main shaft 15 is installed in the middle of the water turbine generator 18, the bottom end of the main shaft 15 passes through the water sealing layer 16 and an impeller 19 is sleeved inside the bottom shell 11;

[0030] The pressure difference control mechanism 2 includes a pressure difference shell 21 and a flow control shell 22. An end seal 23 is installed at the end of the flow control shell 22. A rubber spacer 26 is clamped at the installation point of the pressure difference shell 21 and the flow control shell 22. A clamping pad 25 is clamped in the middle of the rubber spacer 26. A tension spring 24 is installed on one side of the clamping pad 25 located in the pressure difference shell 21. A pull rod 27 is installed on one side of the clamping pad 25 located inside the flow control shell 22. An end plug 28 is installed at the end of the pull rod 27.

[0031] Among them, a storage space is formed inside the top shell 12 at the top of the partition 17, and an antenna 13 and a wiring port 14 are respectively arranged on the top of the top shell 12. Corresponding common batteries and signal transmitting devices on the market are installed in the storage space according to the spatial distribution, so that the power generation mechanism body 1 can store the generated electricity, and when the current in the line is abnormal, a signal is sent to provide the abnormal coordinates for the maintenance personnel to facilitate the maintenance personnel to repair.

[0032] The center of the bottom of the water sealing layer 16 is recessed upward to form a chamber for accommodating the mechanical seal 5. The mechanical seal 5 is provided to ensure excellent sealing ability between the water sealing layer 16 and the main shaft 15, thereby avoiding leakage of the medium when the main shaft 15 rotates.

[0033] Among them, the bottom shell 11 includes a shell 111, and a base frame 112 is arranged at the center of the bottom of the inner wall of the shell 111. The bottom end of the main shaft 15 is installed on the base frame 112 through a bearing. The side of the shell 111 is respectively formed with an inlet 113, an outlet 114 and a pressure difference flow port 115 in an integrated manner. The pressure difference control mechanism 2 is connected with the inlet 113 through a pipeline, and one end of the pressure guiding pipe 4 is installed on the pressure difference flow port 115. By setting the bottom shell 11, the impeller 19 is set on the path of medium circulation, and through the distribution position of the inlet 113 and the outlet 114, the medium flows along a fixed track to stably push the impeller 19 to rotate.

[0034] Among them, the flow control shell 22 includes a medium flow shell 221, and a medium inlet 222 and a medium outlet 224 are opened on the surface of the medium flow shell 221. A flow control sleeve 223 is formed integrally inside the medium flow shell 221. A flow channel is formed between the inside of the flow control sleeve 223 and the medium inlet 222. The flow control sleeve 223 is used to set a barrier structure for the medium inlet 222 and the medium outlet 224, so as to control the medium flow rate between the medium inlet 222 and the medium outlet 224, so that the medium can enter the power generation mechanism body 1 at a higher flow rate.

[0035] Among them, the pull rod 27 is set through the middle of the flow control sleeve 223, and the end plug 28 is located at the opening of the flow control sleeve 223. The distance between the end plug 28 and the flow control sleeve 223 is controlled by the movement of the pull rod 27, thereby pressing the opening of the flow control sleeve 223 to accelerate the flow rate of the medium.

[0036] Among them, a guide piece 29 is installed at the end of the tension spring 24, and the end of the pressure differential shell 21 is sealed and screwed with a nesting. The end of the guide piece 29 away from the tension spring 24 slides through the pressure differential shell 21 and is screwed with the nut inside the nesting. The length of the guide piece 29 is controlled by twisting the nesting, thereby controlling the length of the tension spring 24. Then, when there is no pressure inside the pressure differential shell 21, the initial elongation of the tension spring 24 is set so that the medium has an initial compressive force.

[0037] Working principle: install the bypass pipeline on the fluid medium pipeline, and connect the wires of the purity and flow detection equipment near the fluid medium pipeline to the generator body 1, open the control valve 3 to divert the medium in the fluid medium pipeline into the bypass pipeline, and use the pressure difference control mechanism 2 to control the flow rate of the diverted medium so that the flow rate of the medium reaches a level that can push the generator body 1, thereby enabling the generator body 1 to supply power to the purity and flow detection equipment.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fluid medium pipeline bypass power generation mechanism, characterized in that: include: A power generation mechanism body (1), the power generation mechanism body (1) being connected to a pressure difference control mechanism (2), the power generation mechanism body (1) and the pressure difference control mechanism (2) being both connected to a control valve (3), the power generation mechanism body (1), the pressure difference control mechanism (2) and the control valve (3) forming a bypass pipeline, and being connected to a fluid medium pipeline via the control valve (3); A pressure-conducting pipe (4) is provided between the power generation mechanism body (1) and the pressure difference control mechanism (2) for communication; The power generation mechanism body (1) comprises a bottom shell (11) and a top shell (12), the top shell (12) being mounted on the top of the bottom shell (11), and a water sealing layer (16) and a partition (17) being sandwiched between the bottom shell (11) and the top shell (12), a water turbine generator (18) being mounted between the water sealing layer (16) and the partition (17), a main shaft (15) being mounted in the middle of the water turbine generator (18), the bottom end of the main shaft (15) penetrating the water sealing layer (16) and having an impeller (19) sleeved inside the bottom shell (11); The pressure difference control mechanism (2) comprises a pressure difference housing (21) and a flow control housing (22), an end seal (23) being installed at the end of the flow control housing (22), a rubber spacer (26) being clamped at the mounting position of the pressure difference housing (21) and the flow control housing (22), a clamping pad (25) being clamped in the middle of the rubber spacer (26), a tension spring (24) being installed on one side of the clamping pad (25) located inside the pressure difference housing (21), a pull rod (27) being installed on one side of the clamping pad (25) located inside the flow control housing (22), and an end plug (28) being installed on the end of the pull rod (27).

2. A fluid medium pipeline bypass power generation mechanism according to claim 1, characterized in that: An accommodation space is formed inside the top shell (12) at the top of the partition (17), and an antenna (13) and a wiring port (14) are respectively arranged on the top of the top shell (12).

3. A fluid medium pipeline bypass power generation mechanism according to claim 1, characterized in that: The center of the bottom of the water sealing layer (16) is recessed upward to form a chamber for accommodating the mechanical seal (5).

4. A fluid medium pipeline bypass power generation mechanism according to claim 1, characterized in that: The bottom shell (11) comprises a shell (111), a base frame (112) is arranged at the center of the bottom of the inner wall of the shell (111), the bottom end of the main shaft (15) is mounted on the base frame (112) via a bearing, and the side surfaces of the shell (111) are respectively integrally formed with an inlet (113), an outlet (114) and a differential pressure outlet (115), the differential pressure control mechanism (2) is connected to the inlet (113) via a pipeline, and one end of the pressure guiding pipe (4) is mounted on the differential pressure outlet (115).

5. A fluid medium pipeline bypass power generation mechanism according to claim 1, characterized in that: The flow control housing (22) comprises a medium flow housing (221), a medium inlet (222) and a medium outlet (224) are provided on the surface of the medium flow housing (221), a flow control spacer (223) is integrally formed inside the medium flow housing (221), and a flow channel is formed between the inside of the flow control spacer (223) and the medium inlet (222).

6. A fluid medium pipeline bypass power generation mechanism according to claim 5, characterized in that: The pull rod (27) is arranged to penetrate the middle part of the flow control spacer (223), and the end plug (28) is located at the opening of the flow control spacer (223).

7. A fluid medium pipeline bypass power generation mechanism according to claim 1, characterized in that: A guide piece (29) is installed at the end of the tension spring (24), and the end of the pressure differential housing (21) is sealed and screwed with a nesting, and the end of the guide piece (29) away from the tension spring (24) slides through the pressure differential housing (21) and is screwed with a nut inside the nesting.

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