CN215594240U

CN215594240U - Three-tank type non-negative pressure water supply equipment

Info

Publication number: CN215594240U
Application number: CN202121859097.3U
Authority: CN
Inventors: 刘炜
Original assignee: Changsha Lairui Water Service Technology Co ltd
Current assignee: Changsha Lairui Water Service Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-21
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses three-tank type non-negative-pressure water supply equipment which comprises a tank body, wherein a buffer assembly is arranged at the bottom of the tank body, a steady flow compensator is fixedly installed in the tank body, a cleaning assembly is arranged in the steady flow compensator, and a motor is fixedly installed on one side of the steady flow compensator. This three-tank type does not have negative pressure water supply equipment, in-process carrying out daily use, monitor pipe network pressure through the manometer and change, and feed back to variable frequency control cabinet, frequency of operation through variable frequency control cabinet adjusting device, the opening of each water pump of control keeps the constant voltage water supply with the rotational speed, the water pump set operation easily causes the box vibrations, be provided with the buffering subassembly through the bottom half, through spring atress compressive deformation, detach external force back hydraulic stem and spring reconversion, vibrations influence when so coming the electrical apparatus such as buffering water pump set to function, the noise has been reduced, avoid long-term vibrations and lead to unexpected accidents such as screw not hard up.

Description

Three-tank type non-negative pressure water supply equipment

Technical Field

The utility model relates to the technical field of non-negative pressure water supply equipment, in particular to three-tank type non-negative pressure water supply equipment.

Background

The non-negative pressure water supply equipment is a pressurized water supply unit, which is directly connected with a municipal water supply network, secondary pressurized water supply equipment for ensuring that the pressure of the municipal pipe network is not less than a set protection pressure (the set pressure is higher than the pressure requirement of a direct supply area of a community and is generally not lower than 1.2Kg) is connected in series with superposed water supply on the basis of the residual pressure of the municipal pipe network, the core of the pipe network superposed (non-negative pressure) water supply equipment is how to prevent negative pressure from generating in the operation process of a secondary pressurized water supply system, the influence of the operation of the unit on the municipal pipe network is eliminated, safe, reliable, stable and water supply is realized on the premise of ensuring that the water use of nearby users is not influenced, the non-negative pressure water supply equipment is called pipe network superposed water supply equipment, and tank type non-negative pressure water supply equipment and box type non-negative pressure water supply equipment are mainly used in the market.

The three pot-types that have now do not have negative pressure water supply equipment all adopt totally closed structure, long-time back of using, the impurity such as more incrustation scale of inside pipe adhesion, harmful substance such as bacterium breeds easily, has reduced the water quality, harm user's healthy, and in the water supply equipment operation process, device work produces great noise and vibrations, influences near user normal life, and long-time vibrations can lead to the screw not hard up, influences the normal operation of equipment, has very big potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide three-tank type non-negative pressure water supply equipment, which solves the problems that the existing three-tank type non-negative pressure water supply equipment in the background technology adopts a fully-closed structure, after the equipment is used for a long time, more impurities such as water scales and the like are attached to an internal pipeline, harmful substances such as bacteria and the like are easy to breed, the water quality is reduced, the body health of a user is damaged, in addition, in the operation process of the water supply equipment, the working of devices generates larger noise and vibration to influence the normal life of the nearby user, the screw loosening can be caused by the long-time vibration to influence the normal operation of the equipment, and the great potential safety hazard exists.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a three pot-types do not have negative pressure water supply equipment, includes the box, the bottom of box is provided with the buffering subassembly, the inside fixed mounting of box has the stationary flow compensator, the inside of stationary flow compensator is provided with clean subassembly, one side fixed mounting of stationary flow compensator has the motor, the front side fixed mounting of stationary flow compensator has water pump set, water pump set's front side and rear side fixed mounting have second water pipe and first water pipe respectively.

Preferably, clean subassembly includes the inside dwang of movable mounting at the stationary flow compensator, the fixed surface of dwang installs the connecting rod, the one end fixed mounting of connecting rod has the brush, the output fixed connection of stationary flow compensator and motor is run through to the one end of dwang, a side surface of brush is laminated with the inner wall of stationary flow compensator mutually.

Preferably, a three-way valve is fixedly mounted at one end of the second water pipe, a water outlet pipe and a return pipe are respectively and fixedly mounted on one side and the rear side of the three-way valve, and the front side of the one-end flow stabilizing compensator of the return pipe is in through connection.

Preferably, the buffering assembly comprises hydraulic rods fixedly installed at four corners of the bottom of the box body, a base is fixedly installed at the bottom end of each hydraulic rod, and springs are installed on the surfaces of the hydraulic rods in a surrounding mode.

Preferably, the top of stationary flow compensator link up and install the inlet tube, the both sides of inlet tube fixed mounting respectively have vacuum suppressor and dosing pipe, the bottom of stationary flow compensator link up and install drain pipe and blow off pipe, the bottom and the first water pipe fixed connection of drain pipe, the top of stationary flow compensator and the one end surface of second water pipe all link up and install the manometer.

Preferably, the other side of the box body is fixedly provided with a variable frequency control cabinet, and the front side of the box body is movably provided with a box door.

Compared with the prior art, the utility model has the beneficial effects that:

this three-tank type does not have negative pressure water supply equipment, in-process carrying out daily use, monitor pipe network pressure through the manometer and change, and feed back to variable frequency control cabinet, frequency of operation through variable frequency control cabinet adjusting device, the opening of each water pump of control keeps the constant voltage water supply with the rotational speed, the water pump set operation easily causes the box vibrations, be provided with the buffering subassembly through the bottom half, through spring atress compressive deformation, detach external force back hydraulic stem and spring reconversion, vibrations influence when so coming the electrical apparatus such as buffering water pump set to function, the noise has been reduced, avoid long-term vibrations and lead to unexpected accidents such as screw not hard up.

This three pot-types do not have negative pressure water supply equipment, in-process carrying out daily use, close inlet tube and municipal pipe network connecting tube, be connected with user's pipe network through three-way valve closing device, and open the passageway between second water pipe and the back flow, add appropriate amount washing medicament through adding the agent pipe, starter motor drives the operation of cleaning assembly, the brush that drives the connecting rod top through the dwang rotates, wash the stationary flow compensator inner wall, start water pump unit passes through the water that contains the medicament and leads to in the stationary flow compensator again through the back flow, so circulation washs many times, avoided equipment inside to breed impurity such as bacterium and attached incrustation scale, the water quality is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of a portion of the cleaning assembly of the present invention;

FIG. 4 is a schematic view of the return line portion of the present invention;

FIG. 5 is a schematic view of a portion of the buffer assembly of the present invention.

In the figure: 1. a box body; 2. a buffer assembly; 3. a hydraulic lever; 4. a base; 5. a spring; 6. a steady flow compensator; 7. a cleaning assembly; 8. a motor; 9. rotating the rod; 10. a connecting rod; 11. a brush; 12. a water pump unit; 13. a second water pipe; 14. a first water pipe; 15. a three-way valve; 16. a water outlet pipe; 17. a return pipe; 18. a water inlet pipe; 19. a vacuum suppressor; 20. an additive adding pipe; 21. a drain pipe; 22. a blow-off pipe; 23. a pressure gauge; 24. a variable frequency control cabinet; 25. and (4) a box door.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a three-tank type non-negative pressure water supply device comprises a tank body 1, a buffer component 2 is arranged at the bottom of the tank body 1, a steady flow compensator 6 is fixedly installed inside the tank body 1, a cleaning component 7 is arranged inside the steady flow compensator 6, a motor 8 is fixedly installed on one side of the steady flow compensator 6, the model of the motor 8 can be Y80M1-2, the motor 8 is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law and mainly used for generating driving torque to serve as a power source for rotating the cleaning component 7, a water pump unit 12 is fixedly installed on the front side of the steady flow compensator 6, the water pump unit 12 comprises a plurality of booster pumps, the number of the water pumps can be increased or reduced according to the actual requirements of users, the model of the water pumps can be DLB2-180, the booster pumps are filled with liquid, then the centrifugal pumps are started and rotate rapidly, blades of the impellers drive the liquid to rotate, when the liquid rotates, the liquid flows to the outer edge of the impeller by means of inertia, meanwhile, the impeller sucks the liquid from the suction chamber, in the process, the liquid in the impeller flows around the blades, a lifting force acts on the blades in the flowing motion, in turn, the blades act on the liquid by a force which is equal to the lifting force and opposite to the lifting force, the force acts on the liquid, so that the liquid obtains energy and flows out of the impeller, at the moment, the kinetic energy and the pressure energy of the liquid are increased, a second water pipe 13 and a first water pipe 14 are respectively and fixedly installed on the front side and the rear side of the water pump unit 12, the cleaning component 7 comprises a rotating rod 9 movably installed in the steady flow compensator 6, a connecting rod 10 is fixedly installed on the surface of the rotating rod 9, one end of the connecting rod 10 is fixedly installed with a brush 11, the starting motor 8 drives the cleaning component 7 to rotate, the brush 11 on the top end of the connecting rod 10 is driven to rotate by the rotating rod 9, and the inner wall of the steady flow compensator 6 is cleaned, the one end of dwang 9 runs through output fixed connection of stationary flow compensator 6 and motor 8, one side surface of brush 11 is laminated mutually with the inner wall of stationary flow compensator 6, the one end fixed mounting of second water pipe 13 has three-way valve 15, this three-way valve 15's model can be Q945F-16C, one side and the rear side of three-way valve 15 respectively fixed mounting have outlet pipe 16 and back flow 17, the front side through connection of the one end stationary flow compensator 6 of back flow 17, start water pump unit 12 and derive stationary flow compensator 6 with the water that contains the medicament, flow back to stationary flow compensator 6 in through back flow 17, so carry out circulation cleaning to stationary flow compensator 6 and pipeline, avoided equipment inside breeding impurity such as bacterium and attached incrustation scale, the water quality is improved.

The buffer component 2 comprises hydraulic rods 3 fixedly arranged at four corners of the bottom of the box body 1, a base 4 is fixedly arranged at the bottom end of the hydraulic rods 3, springs 5 are arranged on the surface of the hydraulic rods 3 in a surrounding mode, when the water pump unit 12 works, the box body 1 can be vibrated to compress the hydraulic rods 3 and the springs 5, the springs 5 are stressed to be compressed and deformed to remove external force, and then the hydraulic rods 3 and the springs 5 can restore to the original state, so that the vibration influence of electric appliances such as the water pump unit 12 during operation is buffered, the noise is reduced, accidents such as screw loosening and the like caused by long-term vibration are avoided, a water inlet pipe 18 is arranged at the top of the steady flow compensator 6 in a penetrating mode, a vacuum suppressor 19 and an additive pipe 20 are fixedly arranged on two sides of the water inlet pipe 18 respectively, a drain pipe 21 and a drain pipe 22 are arranged at the bottom of the steady flow compensator 6 in a penetrating mode, when the pipeline inside the equipment needs to be cleaned, the pipeline connecting the water inlet pipe 18 and a municipal pipe network is closed, the connection between the equipment and the user pipe network is closed through a three-way valve 15, a channel between a second water pipe 13 and a return pipe 17 is opened, a proper amount of cleaning agent is added through an agent adding pipe 20, the cleaning agent is discharged through a sewage discharge pipe 22 after the cleaning is finished, the bottom end of a drain pipe 21 is fixedly connected with a first water pipe 14, a pressure gauge 23 is arranged at the top of the steady flow compensator 6 and on one end surface of the second water pipe 13 in a penetrating way, the model of the pressure gauge 23 can be YNXC-100, the pressure gauge 23 adopts an electric contact pressure gauge, based on the pressure effect of a measured medium of a spring pipe in a measuring system, the tail end of the spring pipe is forced to generate corresponding elastic deformation displacement, the measured value is indicated on a dial one by the transmission of a gear transmission mechanism and amplification of a pull rod, the indication (together with contacts) on a fixed gear, and simultaneously, when the spring pipe is contacted (disconnected or connected) with the contacts (upper limit or lower limit) on a set pointer, the circuit in the control system can be disconnected or connected to achieve the purpose of automatic control and alarm sending, the other side of the box body 1 is fixedly provided with a variable frequency control cabinet 24, the variable frequency control cabinet 24 has multiple protection functions such as overload, short circuit, open-phase protection, pump body water leakage, motor overtemperature, electric leakage and the like, complete state display, single pump and multi-pump control working modes, multiple main and standby pump switching modes and various starting modes, the variable frequency control cabinet 24 is provided with a high-performance Key float switch to automatically control the on and off of a drainage pump according to the high and low changes of liquid level, an external pressure gauge 23 can automatically open and close the pump according to the changes of pipe network pressure, is used for adjusting the working frequency of equipment, reduces energy loss, can stably start the equipment, avoids energy waste and faults caused by long-time idle running of devices, and sets a constant pressure value by the system, if pipe network pressure is higher than when setting for the pressure value, manometer 23 feeds back pipe network pressure to variable frequency control cabinet 24, the running water need not water pump unit 12 pressure boost and can get into the user pipe network and supply water to the user, when pipe network pressure is less than and sets for pressure, manometer 23 feeds back pipe network pressure to variable frequency control cabinet 24, frequency of operation through variable frequency control cabinet 24 adjusting device, start water pump unit 12, according to the water supply pressure requirement, control opening of each water pump and stop and the rotational speed keeps the constant voltage water supply, the front side movable mounting of box 1 has chamber door 25.

The working principle is as follows: when the three-tank type non-negative pressure water supply equipment is used daily, the pressure change of a pipe network is monitored through the pressure gauge 23 and fed back to the variable frequency control cabinet 24, the working frequency of the equipment is adjusted through the variable frequency control cabinet 24, the water pump unit 12 is started, the start and stop and the rotating speed of each water pump are controlled according to the requirement of water supply pressure to maintain constant pressure water supply, when the water pump unit 12 works, the box body 1 can be subjected to vibration to compress the hydraulic rod 3 and the spring 5, the hydraulic rod 3 and the spring 5 can restore to the original state after the spring 5 is subjected to force compression deformation and external force removal, so that the vibration influence of electric appliances such as the water pump unit 12 during operation is buffered, the noise is reduced, the accidental accidents such as screw loosening and the like caused by long-term vibration are avoided, when the internal pipelines of the equipment need to be cleaned, the connecting pipelines of the water inlet pipe 18 and the municipal pipe network are closed, the connection of the equipment and a user pipe network is closed through the three-way valve 15, and a channel between the second water pipe 13 and the return pipe 17 is opened, add appropriate amount washing medicament through adding agent pipe 20, starter motor 8 drives clean subassembly 7 operation, brush 11 that drives connecting rod 10 top through dwang 9 rotates, wash 6 inner walls of stationary flow compensator, start water pump unit 12 and derive stationary flow compensator 6 with the water that contains the medicament, flow back to stationary flow compensator 6 in through back flow 17, so carry out circulation washing to stationary flow compensator 6 and pipeline, avoided inside impurity such as breeding bacterium of equipment and attached incrustation scale, the water quality is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a three pot-types do not have negative pressure water supply equipment, includes box (1), its characterized in that: the bottom of box (1) is provided with buffering subassembly (2), the inside fixed mounting of box (1) has stationary flow compensator (6), the inside of stationary flow compensator (6) is provided with clean subassembly (7), one side fixed mounting of stationary flow compensator (6) has motor (8), the front side fixed mounting of stationary flow compensator (6) has water pump set (12), the front side and the rear side of water pump set (12) are fixed mounting respectively has second water pipe (13) and first water pipe (14).

2. The three-tank type non-negative pressure water supply apparatus as claimed in claim 1, wherein: clean subassembly (7) are including movable mounting dwang (9) inside stationary flow compensator (6), the fixed surface of dwang (9) installs connecting rod (10), the one end fixed mounting of connecting rod (10) has brush (11), the output fixed connection of stationary flow compensator (6) and motor (8) is run through to the one end of dwang (9), a side surface of brush (11) is laminated with the inner wall of stationary flow compensator (6) mutually.

3. The three-tank type non-negative pressure water supply apparatus as claimed in claim 1, wherein: one end fixed mounting of second water pipe (13) has three-way valve (15), one side and the rear side of three-way valve (15) respectively fixed mounting have outlet pipe (16) and back flow (17), the front side through connection of one end stationary flow compensator (6) of back flow (17).

4. The three-tank type non-negative pressure water supply apparatus as claimed in claim 1, wherein: buffer unit (2) are including hydraulic stem (3) of fixed mounting in four edges of box (1) bottom, the bottom fixed mounting of hydraulic stem (3) has base (4), spring (5) are installed around the surface of hydraulic stem (3).

5. The three-tank type non-negative pressure water supply apparatus as claimed in claim 1, wherein: the top of stationary flow compensator (6) link up and install inlet tube (18), the both sides of inlet tube (18) respectively fixed mounting have vacuum suppressor (19) and add agent pipe (20), the bottom of stationary flow compensator (6) link up and install drain pipe (21) and blow off pipe (22), the bottom and first water pipe (14) fixed connection of drain pipe (21), the top of stationary flow compensator (6) and the one end surface of second water pipe (13) all link up and install manometer (23).

6. The three-tank type non-negative pressure water supply apparatus as claimed in claim 1, wherein: the variable frequency control cabinet is characterized in that a variable frequency control cabinet (24) is fixedly mounted on the other side of the box body (1), and a box door (25) is movably mounted on the front side of the box body (1).