CN116123101A

CN116123101A - Variable flow type water pump with filtering pressure measuring assembly

Info

Publication number: CN116123101A
Application number: CN202211643173.6A
Authority: CN
Inventors: 刘敦绿; 宋大凯; 岳胜桥; 周伟鹏
Original assignee: Jiangsu Xinrui Automobile Technology Co ltd
Current assignee: Jiangsu Xinrui Automobile Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-16

Abstract

The utility model discloses a variable flow type water pump with a filtering pressure measuring assembly, which comprises a water pump main body, an installation cover and a filter screen, wherein the water pump main body comprises a motor, the output end of the motor is connected with a blade shaft through a coupler, meanwhile, the blade shaft is connected with an impeller, the impeller is arranged in a shell, one end of the installation cover is connected with the shell through a threaded ring, the front side of the shell is connected with a drainage main pipe and a drainage branch pipe, the drainage main pipe and the drainage branch pipe are respectively provided with a drainage main valve and a drainage branch valve, and the top of the shell is provided with a pressure gauge. This variable flow type water pump with filter pressure measurement subassembly, pressure sensor can implement the detection to the inside pressure of device, and when the device was too high in pressure, pressure sensor can give this information transfer controller for all, and the controller will control the relief valve and open, carries out quick pressure release through the relief pipe to can avoid the device to a certain extent to appear above-mentioned problem, and then the security when being convenient for improve the device and use.

Description

Variable flow type water pump with filtering pressure measuring assembly

Technical Field

The utility model relates to the technical field of water pumps, in particular to a variable flow type water pump with a filtering pressure measuring assembly.

Background

The variable flow type water pump is the first type of water pump, namely the variable flow type water pump can control the water discharge according to actual demands, and the variable flow type water pump in the prior art is found to be typical as a variable flow type water pump of publication number CN214837178U through retrieval, and the variable flow type water pump comprises a shell, the top of the shell is fixedly provided with a flow dividing assembly, and the other side of the shell is provided with a water inlet in a penetrating way. According to the utility model, the split-flow assembly is fixedly arranged at the top of the shell, the split-flow pipe is arranged at the water outlet of the shell, so that the requirement of simultaneously connecting a plurality of water pipes can be met, the usability of the water pump is improved, whether water is discharged from a pipeline is determined by opening or closing the valve, the flow of the water pump is further controlled, the control panel is simultaneously arranged, the control panel is provided with the first gear, the second gear and the third gear, the rotating speed of the motor can be adjusted by different gears, the rotating speed of the impeller is changed by the rotating speed of the motor, the flow of the water pump is changed, and the problems that the flow of the traditional water pump cannot be well controlled, the output end of the water pump cannot be simultaneously connected with two external water pipes, and the functionality cannot be well improved are solved.

The variable flow type water pump is easy to cause the pressure inside the device to rise when the water discharge is changed, so that the problem of unexpected damage faults due to overhigh internal pressure of the device is easy to occur, meanwhile, the overhigh internal pressure of the device also has a certain hidden danger of bursting injury, on the other hand, the existing variable flow type water pump is not provided with a function of removing impurities in advance, so that impurities are easy to cause to block and wind and abrade impellers, the normal operation of the device is affected, and the conventional equipment is required to be improved according to the problem.

Disclosure of Invention

The utility model aims to provide a variable flow type water pump with a filtering pressure measuring assembly, so as to solve the problems that the variable flow type water pump provided in the background art is easy to cause the pressure inside a device to rise when the water discharge is changed, so that faults are easily damaged by accidents due to overhigh internal pressure of the device, and meanwhile, the overhigh internal pressure of the device also has a certain hidden danger of bursting and hurting people.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the variable flow type water pump with the filtering pressure measuring assembly comprises a water pump main body, an installation cover and a filter screen, wherein the water pump main body comprises a motor, the output end of the motor is connected with a blade shaft through a coupling, meanwhile, the blade shaft is connected with an impeller, the impeller is arranged in a shell, the shell and the motor are both arranged on a bearing plate,

one end of the installation cover is connected with the shell through a threaded ring, the other end of the installation cover is connected with a first connection flange, the front side of the shell is connected with a main drainage pipe and a branch drainage pipe, the main drainage pipe and the branch drainage pipe are respectively provided with a main drainage valve and a branch drainage valve, the top of the shell is provided with a pressure gauge, the bottom of the shell is connected with a pressure relief pipe, and the pressure relief pipe is provided with a pressure relief valve;

the filter screen is connected with the loading board through the extension spring, and loading board fixed connection is in the inside of casing, and one side of filter screen is provided with the protection frame simultaneously, be provided with the insurance subassembly in the protection frame, and install pressure sensor on the insurance subassembly, pressure sensor sets up between filter screen and first connection flange simultaneously.

Preferably, the bearing plate is connected with the bottom plate through the upright post, the mounting holes are symmetrically formed in the bottom plate, and balls are distributed at equal intervals at the bottom of the bottom plate.

Preferably, a sealing ring is arranged on the outer side of the joint of the mounting cover and the shell, and the sealing ring is in threaded connection with the outer side of the mounting cover and the shell.

Preferably, the main drainage pipe and the branch drainage pipe are connected with a second connecting flange, and the branch drainage pipe is arranged at two sides of the main drainage pipe.

Preferably, the pressure release valve, the pressure sensor and the controller are electrically connected, and the controller, the control panel, the drainage main valve and the drainage branch valve are electrically connected.

Preferably, the bearing plate is annular, and telescopic springs are uniformly arranged between the bearing plate and the filter screen, and spring shafts are arranged in the telescopic springs.

Preferably, the safety assembly comprises a movable plate, the movable plate is connected with the mounting plate through a return spring, and the mounting plate is connected with the pressure sensor through a mounting frame.

Preferably, the reset springs are distributed between the movable plate and the mounting plate at equal intervals, and the mounting plate is connected to the inner side of the protective frame in a sliding mode.

Preferably, the mounting panel is connected with the one end of bracing piece, and the other end of bracing piece is connected in the one end of bumper bar, and the bumper bar corresponds simultaneously to be set up in the recess of protection frame, the other end and the fixed block of bumper bar are connected, and fixed block fixed connection is on the inner wall of mounting cover, and the bumper bar is the plastics material simultaneously.

Compared with the prior art, the utility model has the beneficial effects that: the variable flow type water pump with the filtering pressure measuring component,

(1) The pressure sensor can detect the pressure in the device, and when the internal pressure of the device is too high, the pressure sensor can transmit the information to the controller, and the controller can control the pressure release valve to be opened, and the pressure release pipe is used for quick pressure release, so that the problems can be avoided to a certain extent, and the safety of the device in use can be improved conveniently;

(2) According to the utility model, the problems that the existing variable flow water pump is not provided with the function of removing impurities in advance in most cases, so that impurities are easy to block and wind and abrade the impeller, and the normal operation of the device is affected are effectively solved by the matched use of the filter screen and the telescopic spring, the filter screen can worry about the impurities entering the device, so that the pollutants in water can be prevented from entering the device to damage the impeller, and meanwhile, the telescopic spring can be automatically contracted when the pressure of the filter screen is too high, so that the buffer and protection effects can be achieved to a certain extent, and the service life of the filter screen is prolonged;

(3) According to the utility model, the problem of low drainage efficiency can be effectively solved by the matched use of the main drainage pipe, the branch drainage pipe, the main drainage valve and the branch drainage valve, so that a worker can operate the control panel to start the main drainage valve or the branch drainage valve according to the requirement, and the main drainage pipe and the branch drainage pipe can simultaneously carry out drainage work, thereby being convenient for improving the drainage efficiency of the device, and meanwhile, the worker can control the main drainage valve or the branch drainage valve to independently use the main drainage pipe or the branch drainage pipe to carry out drainage work according to the requirement, thereby being convenient for thinning the structure and the function of the device and expanding the application range of the device;

(4) According to the utility model, through the matched use of the protective frame, the movable plate, the reset spring, the mounting plate and the plastic bumper, the problem that the pressure sensor is easy to damage due to overload caused by overlarge water pressure impact can be effectively solved, when the water pressure impact is overlarge, the plastic bumper can be broken, so that the mounting plate is out of support, and then the pressure sensor can be contracted to the inner side of the protective frame under the pulling action of the reset spring, so that the performance damage of the pressure sensor can be avoided to a certain extent, and the reasonability of the device structure is improved conveniently.

FIG. 1 is a schematic view of a front view in cross section;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a schematic cross-sectional front view of the connection of the mounting cover to the housing of the present utility model;

FIG. 4 is a schematic front view of the connection of the mounting cup to the housing of the present utility model;

FIG. 5 is a schematic side view of the mounting cup of the present utility model;

FIG. 6 is an enlarged side elevational view of the schematic of FIG. 3A in accordance with the utility model;

FIG. 7 is an overall schematic diagram of the positional relationship among the carrier plate, posts, base plate and spheres of the present utility model;

fig. 8 is a schematic diagram of the working principle of the present utility model.

In the figure: 1. a water pump main body; 101. a motor; 102. a coupling; 103. a leaf shaft; 104. an impeller; 105. a housing; 2. a carrying plate; 3. a column; 4. a mounting hole; 5. a bottom plate; 6. a sphere; 7. a seal ring; 8. a mounting cover; 9. a first connection flange; 10. a drainage main pipe; 11. a water discharge branch pipe; 12. a main drainage valve; 13. a water discharge branch valve; 14. a second connection flange; 15. a pressure gauge; 16. a pressure relief tube; 17. a pressure release valve; 18. a filter screen; 19. a telescopic spring; 20. a carrying plate; 21. a threaded ring; 22. a protective frame; 23. a moving plate; 24. a return spring; 25. a mounting plate; 26. a support rod; 27. a bumper; 28. a fixed block; 29. a mounting frame; 30. a pressure sensor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, the present utility model provides a technical solution: a variable flow type water pump with a filtering pressure measuring component,

example 1

As shown in fig. 1 and 2, the water pump body 1 includes a motor 101, and an output end of the motor 101 is connected with a vane shaft 103 through a coupling 102, meanwhile, the vane shaft 103 is connected with an impeller 104, the impeller 104 is disposed in a housing 105, and the housing 105 and the motor 101 are both disposed on a carrier plate 2.

Specifically, the motor 101, the coupling 102, the vane shaft 103 and the impeller 104 are main components of the water pump, and the connection structure thereof is in the prior art, and specific position distribution, connection relationship and functions thereof will not be repeated herein.

As shown in fig. 1, 2, 3, 4, 5, 7 and 8, one end of the installation cover 8 is connected with the housing 105 through a threaded ring 21, and the other end of the installation cover 8 is connected with the first connection flange 9, the front side of the housing 105 is connected with the main drainage pipe 10 and the branch drainage pipe 11, the main drainage pipe 10 and the branch drainage pipe 11 are respectively provided with the main drainage pipe 12 and the branch drainage pipe 13, the top of the housing 105 is provided with the pressure gauge 15, the bottom of the housing 105 is connected with the pressure relief pipe 16, and the pressure relief pipe 16 is provided with the pressure relief valve 17.

In a further embodiment, the bearing plate 2 is connected with the bottom plate 5 through the upright posts 3, the bottom plate 5 is symmetrically provided with mounting holes 4, and the bottom of the bottom plate 5 is uniformly distributed with balls 6.

In a further embodiment, the outside of the junction of the mounting cap 8 and the housing 105 is provided with a sealing ring 7, and the sealing ring 7 is screwed on the outside of the mounting cap 8 and the housing 105.

In a further embodiment, the main drain pipe 10 and the branch drain pipe 11 are connected with a second connecting flange 14, and the branch drain pipes 11 are provided on both sides of the main drain pipe 10.

In a further embodiment, the pressure relief valve 17, the pressure sensor 30 and the controller are electrically connected, and the controller, the control panel, the main drain valve 12 and the branch drain valve 13 are electrically connected.

Specifically, the model of the pressure sensor 30 is preferably PT124G111T, the model of the controller is preferably RPCF-6, and the specific working principle thereof will not be described again in detail in the prior art by utilizing the pressure sensor 30 to perform pressure detection.

As shown in fig. 1, 2, 3 and 5, the filter screen 18 is connected with the bearing plate 20 through the telescopic spring 19, and the bearing plate 20 is fixedly connected in the housing 105, meanwhile, a protecting frame 22 is arranged on one side of the filter screen 18, a safety component is arranged in the protecting frame 22, and a pressure sensor 30 is arranged on the safety component, and meanwhile, the pressure sensor 30 is arranged between the filter screen 18 and the first connecting flange 9.

In a further embodiment, the bearing plate 20 is annular, and the telescopic springs 19 are uniformly arranged between the bearing plate 20 and the filter screen 18, and meanwhile, spring shafts are arranged inside the telescopic springs 19.

Specifically, in the actual working process, the device is moved to a working area by using the ball 6, then the position of the device is installed and fixed by using an external bolt to penetrate through the mounting hole 4, then the device is connected with external water inlet and drainage pipelines by using the first connecting flange 9 and the second connecting flange 14, under the matched use of the motor 101 and the impeller 104, water enters the shell 105 through the mounting cover 8, meanwhile, the water entering the shell 105 is filtered by the filter screen 18, the filtered water is discharged through the drainage main pipe 10 or the drainage branch pipe 11, meanwhile, the pressure sensor 30 can detect the pressure inside the device, and when the pressure inside the device is detected to be too high, the information is transmitted to the controller, the controller can control the pressure relief valve 17 to be opened for pressure relief, and meanwhile, workers can check the pressure inside the device through the pressure meter 15.

Example two

This embodiment is a further description of the above embodiment, and it should be understood that this embodiment includes all the foregoing technical features and is further specifically described.

As shown in fig. 1, 2, 3 and 6, in a further embodiment, the safety assembly includes a movable plate 23, and the movable plate 23 is connected to a mounting plate 25 by a return spring 24, while the mounting plate 25 is connected to a pressure sensor 30 by a mounting bracket 29.

In a further embodiment, the return springs 24 are equally spaced between the moving plate 23 and the mounting plate 25, and the mounting plate 25 is slidably connected inside the guard frame 22.

In a further embodiment, the mounting plate 25 is connected to one end of the supporting rod 26, and the other end of the supporting rod 26 is connected to one end of the bumper 27, while the bumper 27 is correspondingly disposed in the groove of the protection frame 22, the other end of the bumper 27 is connected to the fixing block 28, and the fixing block 28 is fixedly connected to the inner wall of the mounting cover 8, while the bumper 27 is made of plastic.

Specifically, when the pressure in the device is too high, the pressure born by the safety rod 27 reaches a certain value, so that the safety rod 27 made of plastic materials is broken, the supporting rod 26 connected with the safety rod 27 and the supported component mounting plate 25 lose support, then the mounting plate 25 drives the mounting frame 29 and the pressure sensor 30 arranged above the mounting frame 29 to shrink into the groove on the inner side of the protective frame 22 under the pulling of the return spring 24, thereby avoiding impact damage to the pressure sensor 30 caused by water flow sustainability, and further facilitating the prevention of the damage to the pressure sensor 30.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Variable flow type water pump with filter pressure measurement subassembly, including water pump main part (1), installation cover (8) and filter screen (18), water pump main part (1) include motor (101), and the output of motor (101) is connected with leaf axle (103) through shaft coupling (102), is connected with impeller (104) on leaf axle (103) simultaneously, impeller (104) set up in casing (105), and casing (105) and motor (101) all set up on loading board (2), its characterized in that:

one end of the installation cover (8) is connected with the shell (105) through a threaded ring (21), the other end of the installation cover (8) is connected with the first connection flange (9), the front side of the shell (105) is connected with a main drainage pipe (10) and a branch drainage pipe (11), the main drainage pipe (10) and the branch drainage pipe (11) are respectively provided with a main drainage valve (12) and a branch drainage valve (13), the top of the shell (105) is provided with a pressure gauge (15), the bottom of the shell (105) is connected with a pressure relief pipe (16), and meanwhile, the pressure relief pipe (16) is provided with a pressure relief valve (17);

the filter screen (18) is connected with the bearing plate (20) through the telescopic spring (19), and the inside of bearing plate (20) fixed connection at casing (105), one side of filter screen (18) is provided with protection frame (22) simultaneously, be provided with insurance subassembly in protection frame (22), and install pressure sensor (30) on the insurance subassembly, pressure sensor (30) set up between filter screen (18) and first connection flange (9) simultaneously.

2. A variable flow water pump with filtration pressure measurement assembly as claimed in claim 1, wherein: the bearing plate (2) is connected with the bottom plate (5) through the upright posts (3), the bottom plate (5) is symmetrically provided with mounting holes (4), and meanwhile, the bottoms of the bottom plate (5) are distributed with balls (6) at equal intervals.

3. A variable flow water pump with filtration pressure measurement assembly as claimed in claim 1, wherein: the outside of installation cover (8) and casing (105) junction is provided with sealing ring (7), and sealing ring (7) threaded connection is in the outside of installation cover (8) and casing (105).

4. A variable flow water pump with filtration pressure measurement assembly as claimed in claim 1, wherein: the drainage main pipe (10) and the drainage branch pipe (11) are connected with a second connecting flange (14), and the drainage branch pipe (11) is arranged on two sides of the drainage main pipe (10).

5. A variable flow water pump with filtration pressure measurement assembly as claimed in claim 1, wherein: the pressure release valve (17), the pressure sensor (30) and the controller are electrically connected, and the controller, the control panel, the drainage main valve (12) and the drainage branch valve (13) are electrically connected.

6. A variable flow water pump with filtration pressure measurement assembly as claimed in claim 1, wherein: the bearing plate (20) is annular, telescopic springs (19) are uniformly arranged between the bearing plate (20) and the filter screen (18), and spring shafts are arranged in the telescopic springs (19).

7. A variable flow water pump with filtration pressure measurement assembly as claimed in claim 1, wherein: the safety assembly comprises a movable plate (23), the movable plate (23) is connected with a mounting plate (25) through a return spring (24), and the mounting plate (25) is connected with a pressure sensor (30) through a mounting frame (29).

8. The variable flow water pump with filter pressure measurement assembly of claim 7, wherein: the return springs (24) are distributed between the movable plate (23) and the mounting plate (25) at equal intervals, and the mounting plate (25) is connected to the inner side of the protective frame (22) in a sliding mode.

9. The variable flow water pump with filter pressure measurement assembly of claim 7, wherein: the mounting plate (25) is connected with one end of the supporting rod (26), the other end of the supporting rod (26) is connected with one end of the bumper rod (27), the bumper rod (27) is correspondingly arranged in a groove of the protective frame (22), the other end of the bumper rod (27) is connected with the fixed block (28), the fixed block (28) is fixedly connected to the inner wall of the mounting cover (8), and the bumper rod (27) is made of plastic.