CN220888828U

CN220888828U - Constant-pressure water supply equipment convenient for frequency conversion

Info

Publication number: CN220888828U
Application number: CN202322626142.6U
Authority: CN
Inventors: 徐保华; 徐士峰; 王好明; 陈文勇; 边雪山
Original assignee: Jinan Youkaifa Environmental Protection Equipment Co ltd
Current assignee: Jinan Youkaifa Environmental Protection Equipment Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-03
Anticipated expiration: 2033-09-27

Abstract

The utility model provides a convenient variable-frequency constant-pressure water supply device, which relates to the technical field of water supply and comprises a water tank, wherein a water outlet pipe is fixedly connected to the left side of the inner wall of the water tank, a water inlet pipe is fixedly connected to the right side of the inner wall of the water tank, a piston plate is slidably connected to the inner wall of the water tank, toothed plates are fixedly connected to the left side and the right side of the top surface of the piston plate, teeth are arranged on the front sides of the two toothed plate surfaces, and a stabilizing component is arranged on the rear sides of the two toothed plate surfaces.

Description

Constant-pressure water supply equipment convenient for frequency conversion

Technical Field

The utility model relates to the technical field of water supply, in particular to a convenient variable-frequency constant-pressure water supply device.

Background

At present, high-rise water supply in China has developed a plurality of stages, and the conventional roof water tank supplies water to constant-pressure variable-frequency water supply equipment which is most widely applied at present, and even a non-negative-pressure water supply equipment which is popular at present is economical and practical at present or is variable-frequency constant-pressure water supply equipment due to the regional limitation and the application limitation of the non-negative-pressure water supply equipment.

The existing variable-frequency constant-pressure water supply equipment generally maintains the constant water pressure inside the water tank through the pressure sensor and the driving component, so that the effect of stable water supply is achieved, the working mode needs to be always powered, the waste of a power supply is caused, and meanwhile, the manufacturing cost of the pressure sensor and the driving component is high, so that the use cost of the whole device is increased.

Disclosure of utility model

The utility model aims to provide a convenient variable-frequency constant-pressure water supply device, which aims to solve the problems that the prior variable-frequency constant-pressure water supply device provided in the background art generally maintains constant water pressure in a water tank through a pressure sensor and a driving component so as to achieve the effect of stable water supply, the working mode needs to always supply power, the waste of power supply is caused, and meanwhile, the manufacturing cost of the pressure sensor and the driving component is high, so that the use cost of the whole device is increased.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a constant voltage water supply equipment convenient to frequency conversion, includes the water tank, the left side fixedly connected with outlet pipe of water tank inner wall, the right side fixedly connected with inlet tube of water tank inner wall, the inner wall sliding connection of water tank has the piston board, the left and right sides fixedly connected with pinion rack of piston board top surface, two the front side on pinion rack surface is provided with the tooth, two the rear side on pinion rack surface is provided with firm subassembly jointly, the equal fixedly connected with fixed plate in the left and right sides of water tank top surface, two the relative one side of fixed plate rotates jointly and is connected with the dwang, the equal fixedly connected with return spring in the left and right sides of dwang pole wall, two the equal fixedly connected with sleeve in surface of return spring, the equal fixedly connected with gear in both sides of dwang pole wall.

Preferably, the top surface fixedly connected with limiting plate of water tank, the spout has been seted up to the front side on limiting plate surface, firm subassembly includes the connecting plate, the left and right sides of connecting plate surface front side respectively with the rear side fixed connection on two pinion rack surfaces, the rear side fixedly connected with slider of connecting plate, the surface and the inner wall sliding connection of spout of slider.

Preferably, the length of the sliding groove below the sliding block is shorter than the length of the tooth above the gear.

Preferably, the contact switch is fixedly connected with the top surface of the inner wall of the water tank, the buzzer is fixedly connected with the top surface of the water tank, and the contact switch is connected with the buzzer through a power line.

Preferably, the length of the sliding groove above the sliding block is longer than the distance from the top surface of the piston plate to the bottom surface of the contact switch.

Preferably, the spiral directions of the two return springs are the same.

Preferably, the left side and the right side of the bottom surface of the water tank are fixedly connected with bases, and the two bases are made of stainless steel.

The utility model has the technical effects and advantages that:

1. According to the utility model, the return spring applies a rotating force to the rotating rod, so that the rotating rod drives the gear to apply a downward pressing force to the toothed plate, the downward pressing force is equal to the water pressure, when the water pressure is too large or too small, the piston plate moves up and down, the space of the water tank below the piston plate is changed, and the downward pressing force applied by the return spring is unchanged, so that the water pressure in the water tank is in a constant state, and the manufacturing cost and the use cost of the whole device are reduced.

2. According to the utility model, the connecting plate fixedly connected with the rear side of the toothed plate is matched with the sliding block to slide in the sliding groove formed in the limiting plate, so that the toothed plate can be more stable when moving up and down.

3. According to the utility model, through the arrangement of the contact switch, when the pressure in the water tank is overlarge, and when the piston plate contacts the contact switch on the top surface, an alarm is given through the buzzer, so that people can manually step down the pressure in time.

Drawings

Fig. 1 is a schematic perspective view of the whole structure of the present utility model.

FIG. 2 is a schematic view of the whole cross-sectional structure of the present utility model.

FIG. 3 is a schematic cross-sectional view of the return spring of the present utility model.

Fig. 4 is a schematic view of the structure of the contact switch of the present utility model.

In the figure: 1. a limiting plate; 2. a chute; 3. a slide block; 4. a connecting plate; 5. a toothed plate; 6. teeth; 7. a fixing plate; 8. a sleeve; 9. a rotating lever; 10. a gear; 11. a piston plate; 12. a water tank; 13. a water outlet pipe; 14. a water inlet pipe; 15. a base; 16. a return spring; 17. a contact switch; 18. a buzzer.

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.

The utility model provides a convenient variable-frequency constant-pressure water supply device as shown in figures 1-4, which comprises a water tank 12, wherein the water tank 12 achieves the effect of variable-frequency water supply through a water pump variable-frequency controller, a water outlet pipe 13 is fixedly connected to the left side of the inner wall of the water tank 12, a water inlet pipe 14 is fixedly connected to the right side of the inner wall of the water tank 12, a piston plate 11 is slidably connected to the inner wall of the water tank 12, toothed plates 5 are fixedly connected to the left side and the right side of the top surface of the piston plate 11, teeth 6 are arranged on the front sides of the surfaces of the two toothed plates 5, stabilizing components are jointly arranged on the rear sides of the surfaces of the two toothed plates 5, a fixed plate 7 is fixedly connected to the left side and the right side of the top surface of the water tank 12, a rotating rod 9 is jointly connected to one side of the opposite sides of the two fixed plates 7 in a rotating way, return springs 16 are fixedly connected to the left side and the right side of the wall of the rotating rod 9, and spiral directions of the two return springs 16 are identical, and the requirements are explained here: the elastic coefficient of the return spring 16 cannot be changed, the deformation generated by the shape of the return spring is different from that of the cylindrical spring, F=KX can drive the return spring 16 to rotate when the rotating rod 9 rotates, the deformation generated by the return spring 16 during rotation is very small and almost unchanged, the elastic coefficient is unchanged, the force generated by the return spring 16 received by the rotating rod 9 during rotation is almost unchanged, the downward pressure of the gear 10 on the toothed plate 5 cannot be changed, the water pressure is kept near a certain value, a constant pressure effect is achieved, the surfaces of the two return springs 16 are fixedly connected with the sleeve 8, gears 10 are fixedly connected to two sides of the rod wall of the rotating rod 9, the rotary rod 9 can drive the gear 10 to apply a downward pressure force to the toothed plate 5 through the return spring 16, the downward pressure force is equal to the water pressure, when the water pressure is excessively high or excessively low, the piston plate 11 can move up and down, the water tank 12 is positioned below the toothed plate 11, the downward pressure of the water tank 12 is not changed, and the whole manufacturing cost of the water tank is reduced, and the water pressure is not changed, and the cost is reduced.

As shown in fig. 2, the top surface of the water tank 12 is fixedly connected with the limiting plate 1, the front side of the surface of the limiting plate 1 is provided with the sliding groove 2, the stabilizing component comprises a connecting plate 4, the left side and the right side of the front side of the surface of the connecting plate 4 are respectively fixedly connected with the rear sides of the surfaces of the two toothed plates 5, the rear side of the connecting plate 4 is fixedly connected with the sliding block 3, and the surface of the sliding block 3 is in sliding connection with the inner wall of the sliding groove 2, so that the toothed plates 5 can be more stable when moving up and down.

As shown in fig. 4, the top surface of the inner wall of the water tank 12 is fixedly connected with a contact switch 17, the top surface of the water tank 12 is fixedly connected with a buzzer 18, and the contact switch 17 and the buzzer 18 are connected through a power line, so that when the pressure in the water tank 12 is overlarge, when the piston plate 11 contacts the contact switch 17 on the top surface, an alarm is given through the buzzer 18, and people can timely manually step down the pressure.

As shown in fig. 2, the length of the sliding groove 2 below the sliding block 3 is shorter than the length of the tooth 6 above the gear 10, and the length of the sliding groove 2 above the sliding block 3 is longer than the distance from the top surface of the piston plate 11 to the bottom surface of the contact switch 17, so that the gear 10 is not separated from the tooth 6 when the water pressure is too small, and the piston plate 11 can smoothly contact the contact switch 17 when the water pressure is too large.

As shown in fig. 4, bases 15 are fixedly connected to both left and right sides of the bottom surface of the water tank 12, and both bases 15 are made of stainless steel so that they can support the entire apparatus, spaced apart from the ground.

The working principle of the utility model is as follows: when the device is used, water is added into the water tank 12 through the water inlet pipe 14, and water is discharged from the water tank 12 through the water outlet pipe 13;

When the water pressure in the water tank 12 is changed, the piston plate 11 moves up and down according to the change of the water pressure, when the piston plate 11 moves up and down, the toothed plate 5 is driven to move up and down, as the toothed teeth 6 on the toothed plate 5 are connected with the gear 10 in a meshed manner, and the rotating rod 9 is fixedly connected with the inner wall of the gear 10, when the toothed plate 5 moves up and down, the toothed teeth 6 drive the gear 10 to rotate so as to drive the rotating rod 9 to rotate, and at the moment, the return spring 16 is hardly deformed, so that the force applied by the return spring 16 to the rotating rod 9 is hardly changed, the force applied by the upper end to the piston plate 11 is hardly changed when the piston plate 11 moves up and down, and the water pressure below the piston plate 11 is hardly changed;

Meanwhile, when the toothed plate 5 moves up and down, the connecting plate 4 fixedly connected at the rear can be matched with the sliding block 3 to synchronously slide in the sliding groove 2 formed in the front side of the limiting plate 1, so that the toothed plate 5 can be more stable when moving up and down, when the water pressure exceeds the downward pressure of the toothed plate 5 to the piston plate 11, the piston plate 11 can give an alarm by touching the contact switch 17, and people can timely perform manual depressurization on the buzzer 18.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail 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 or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a constant voltage water supply equipment convenient to frequency conversion, includes water tank (12), its characterized in that: the left side fixedly connected with outlet pipe (13) of water tank (12) inner wall, the right side fixedly connected with inlet tube (14) of water tank (12) inner wall, the inner wall sliding connection of water tank (12) has piston board (11), the left and right sides fixedly connected with pinion rack (5) of piston board (11) top surface, two the front side on pinion rack (5) surface is provided with tooth (6), two the rear side on pinion rack (5) surface is provided with firm subassembly jointly, the equal fixedly connected with fixed plate (7) in the left and right sides of water tank (12) top surface, two the relative one side joint rotation of fixed plate (7) is connected with dwang (9), the equal fixedly connected with return spring (16) in the left and right sides of dwang (9) pole wall, two the equal fixedly connected with sleeve (8) of the surface of return spring (16), the equal fixedly connected with gear (10) in both sides of dwang (9) pole wall.

2. A variable frequency constant pressure water supply apparatus according to claim 1, wherein: the top surface fixedly connected with limiting plate (1) of water tank (12), spout (2) have been seted up to the front side on limiting plate (1) surface, firm subassembly includes connecting plate (4), the left and right sides of connecting plate (4) surface front side respectively with the rear side fixed connection on two pinion rack (5) surfaces, the rear side fixedly connected with slider (3) of connecting plate (4), the surface and the inner wall sliding connection of spout (2) of slider (3).

3. A variable frequency constant pressure water supply apparatus according to claim 2, wherein: the length of the sliding groove (2) below the sliding block (3) is shorter than the length of the tooth (6) above the gear (10).

4. A variable frequency constant pressure water supply apparatus according to claim 1, wherein: the water tank is characterized in that a contact switch (17) is fixedly connected to the top surface of the inner wall of the water tank (12), a buzzer (18) is fixedly connected to the top surface of the water tank (12), and the contact switch (17) is connected with the buzzer (18) through a power line.

5. A variable frequency constant pressure water supply apparatus according to claim 2, wherein: the length of the sliding groove (2) above the sliding block (3) is longer than the distance from the top surface of the piston plate (11) to the bottom surface of the contact switch (17).

6. A variable frequency constant pressure water supply apparatus according to claim 1, wherein: the spiral directions of the two return springs (16) are the same.

7. A variable frequency constant pressure water supply apparatus according to claim 1, wherein: the left side and the right side of the bottom surface of the water tank (12) are fixedly connected with bases (15), and the two bases (15) are made of stainless steel.