CN214197384U

CN214197384U - Submersible vacuum diaphragm valve assembly

Info

Publication number: CN214197384U
Application number: CN202022668140.XU
Authority: CN
Inventors: 华光明; 邓永峰
Original assignee: Qinghuan Tuoda Suzhou Environmental Technology Co ltd
Current assignee: Qinghuan Tuoda Suzhou Environmental Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-09-14
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a dive formula vacuum diaphragm valve subassembly, its technical scheme is: including the negative pressure pipe that absorbs water, the upper end intercommunication that the negative pressure absorbed water the pipe has the vacuum pump, still includes diaphragm valve subassembly, the diaphragm valve subassembly includes the valve body, the negative pressure absorbs water the lower extreme fixedly connected with support frame of pipe, and the lower extreme and the valve body fixed connection setting of support frame, the inner wall fixedly connected with diaphragm of valve body, the one end intercommunication of valve body has gets the trachea, and gets and inlay in the trachea and be equipped with the solenoid valve, and this kind of dive formula vacuum diaphragm valve subassembly beneficial effect is: through setting up the diaphragm valve subassembly in the below of negative pressure suction pipe, can reduce the occupation to vacuum well upper portion space to other equipment of being convenient for arrange, less equipment failure rate, on the other hand, through setting up the trachea of getting, utilize the vacuum pump to drive the operation of diaphragm valve subassembly, reduce equipment cost improves automatic level, has great practical meaning.

Description

Submersible vacuum diaphragm valve assembly

Technical Field

The utility model relates to a vacuum drainage equipment field, concretely relates to dive formula vacuum diaphragm valve subassembly.

Background

The negative pressure collector is an important component of a vacuum drainage system, after the liquid level reaches a set height value in a gravity sewage discharge well, the vacuum pump door is opened through intelligent network control, the liquid is rapidly sucked into a vacuum pipeline by utilizing pressure difference, when the liquid level reaches a set low water level, the vacuum pump door is immediately closed, and the sewage in the pipeline completely enters a sealed tank, so that the secondary pollution of the sewage is effectively avoided. Whether the negative pressure collector can guarantee normal and safe operation directly influences the normal operation of the whole negative pressure system, in the whole negative pressure sewage collection industry, the stability of the negative pressure collector determines the position of enterprises in the industry, and each enterprise continuously upgrades and optimizes the negative pressure collector, so that the failure rate is reduced, and the goal of zero failure is reached.

The prior art has the following defects: in the existing negative pressure collector, the diaphragm valve is usually arranged at the upper part of the vacuum well, but the arrangement of the equipment is difficult due to the small space at the upper part of the vacuum well and more equipment, the equipment is easy to break down, and the equipment is inconvenient for a user to maintain.

Therefore, it is necessary to develop a submersible vacuum diaphragm valve assembly placed in the lower portion of a vacuum well.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a dive formula vacuum diaphragm valve subassembly, includes the negative pressure suction pipe, the upper end intercommunication of negative pressure suction pipe has the vacuum pump, still includes:

the diaphragm valve assembly comprises a valve body, the lower end of the negative pressure water suction pipe is fixedly connected with a support frame, the lower end of the support frame is fixedly connected with the valve body, a diaphragm is fixedly connected to the inner wall of the valve body, one end of the valve body is communicated with a gas taking pipe, and an electromagnetic valve is embedded in the gas taking pipe;

the control assembly comprises a liquid level floating ball, the liquid level floating ball is electrically connected with the vacuum pump through a lead, the upper end of the vacuum pump is communicated with an air inlet pipe, the vacuum pump is communicated with the electromagnetic valve through an exhaust pipe and an air return pipe, and the vacuum pump is electrically connected with the controller through a lead.

The liquid level floater comprises a shell, the upper end of the shell is fixedly connected with a sleeve, the upper end of the sleeve is fixedly connected with a vacuum pump, a pressure sensor is arranged in the shell, the lower end of the shell is slidably connected with a floating block, and the upper surface of the floating block is abutted to the pressure sensor.

The upper end of the negative pressure water suction pipe is communicated with a ball valve, and the negative pressure water suction pipe is made of hard polyvinyl chloride.

One side of the negative pressure water suction pipe is provided with a control upright post, and the controller is arranged in the control upright post.

The lateral wall of control stand is provided with the warning and marks.

The diaphragm is made of vulcanized rubber, and the upper surface of the diaphragm is abutted to the lower end of the negative pressure water suction pipe.

The utility model has the advantages that:

the utility model discloses in, through the below with the diaphragm valve subassembly setting at the negative pressure suction pipe, can reduce the occupation to vacuum well upper portion space to other equipment of being convenient for arrange, less equipment failure rate, on the other hand, through setting up the gas-taking pipe, utilize the vacuum pump to drive the operation of diaphragm valve subassembly, reduction equipment cost improves automatic level, has great practical meaning.

Drawings

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic structural diagram of a diaphragm valve assembly provided by the present invention;

FIG. 3 is a schematic view of the liquid level float ball structure provided by the present invention;

in the figure: 1. a negative pressure suction pipe; 2. a vacuum pump; 3. a valve body; 4. a diaphragm; 5. taking an air pipe; 6. an electromagnetic valve; 7. a liquid level floating ball; 71. a housing; 72. a sleeve; 73. a pressure sensor; 74. floating blocks; 8. an air inlet pipe; 9. a ball valve; 10. controlling the upright post; 11. an air exhaust pipe; 12. and (4) an air return pipe.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to the attached drawings 1-3, the utility model provides a pair of dive formula vacuum diaphragm valve subassembly, including the negative pressure suction pipe 1, the upper end intercommunication of negative pressure suction pipe 1 has vacuum pump 2, still includes:

the diaphragm valve assembly comprises a valve body 3, the lower end of the negative pressure water suction pipe 1 is fixedly connected with a support frame, the lower end of the support frame is fixedly connected with the valve body 3, a diaphragm 4 is fixedly connected with the inner wall of the valve body 3, one end of the valve body 3 is communicated with a gas taking pipe 5, a solenoid valve 6 is embedded in the gas taking pipe 5, and the solenoid valve 6 is an electromagnetic control reversing valve;

the control assembly comprises a liquid level floating ball 7, the liquid level floating ball 7 is electrically connected with the vacuum pump 2 through a lead, the upper end of the vacuum pump 2 is communicated with an air inlet pipe 8, the vacuum pump 2 is communicated with the electromagnetic valve 6 through an exhaust pipe 11 and an air return pipe 12, and the vacuum pump 2 is electrically connected with a controller through a lead.

Further, the liquid level floating ball 7 comprises a shell 71, a sleeve 72 is fixedly connected to the upper end of the shell 71, on one hand, the sleeve 72 is used for fixing the shell 7, on the other hand, the electromagnetic valve 6, the pressure sensor 73, the suction pipe 11 and the air return pipe 12 pass through the sleeve 72, the pipeline can be protected by a sleeve 72, the upper end of the sleeve 72 is fixedly connected with the vacuum pump 2, a pressure sensor 73 is arranged in the shell 71, and the lower end of the shell 71 is connected with a floating block 74 in a sliding way, the upper surface of the floating block 74 is arranged against the pressure sensor 73, this kind of design, when the liquid level changes, sewage also changes the pressure of kicking block 74 to utilize kicking block 74 cooperation pressure sensor 73 to carry out liquid level monitoring, avoid traditional floater to try liquid level detection device using, buoyancy descends after adsorbing the spot on the floater, leads to the inaccurate condition of water level detection.

Further, the upper end intercommunication of negative pressure suction pipe 1 has ball valve 9, and negative pressure suction pipe 1 is the stereoplasm polyvinyl chloride material, through setting up ball valve 9, when maintaining equipment, manually closes ball valve 9 to block the pipeline, avoid sewage backward flow to interfere the maintenance of user to equipment.

Furthermore, one side of the negative pressure suction pipe 1 is provided with a control upright post 10, and the controller is arranged in the control upright post 10, and the control upright post 10 is arranged for storing and protecting the control equipment, so that the operation of a user is facilitated.

Further, the side wall of the control upright post 10 is provided with a warning mark for informing other people that a pipeline exists in the area, so that the damage to the sewage pipeline caused by the construction and excavation of other people is avoided.

Further, diaphragm 4 is the vulcanite material, and vulcanite elasticity is good to chemical stability avoids being corroded by the harmful substance in the sewage and leads to the diaphragm valve subassembly to damage, and the upper surface of diaphragm 4 offsets with the lower extreme that the negative pressure absorbed water pipe 1 and sets up.

The working principle is as follows: when the sewage level is required to rise, the liquid level floating ball 7 is triggered after the water level of the sewage rises, then the liquid level floating ball 7 sends a signal to the controller, then the controller controls the electromagnetic valve 6 and the vacuum pump 2 to be opened, the vacuum pump 2 pumps air in the valve body 3, meanwhile, the electromagnetic valve 6 controls the air pumping pipe 11 to be communicated with the air pumping pipe 5, the vacuum pump 2 pumps air in the valve body 3 while pumping air in the negative pressure water suction pipe 1, at the moment, the diaphragm 4 is sunken downwards, so that the diaphragm 4 does not seal the lower end of the negative pressure water suction pipe 1, the negative pressure water suction pipe 1 forms negative pressure under the air pumping action of the vacuum pump 2, the aim of pumping the sewage is achieved, when the sewage level drops to a proper position, the liquid level floating ball 7 sends a signal to the controller, the electromagnetic valve 6 operates firstly, the air returning pipe 12 is communicated with the air pumping pipe 5, and the air pumped by the vacuum pump 2 is injected into the valve body 3, at this time, the diaphragm 4 is driven by air pressure to bulge upwards and seal the negative pressure water suction pipe 1, finally the controller controls the electromagnetic valve 6 to be closed, so that air in the valve body 3 cannot overflow outwards, the diaphragm valve component keeps a state of sealing the negative pressure water suction pipe 1, sewage backflow is avoided, meanwhile, the vacuum pump 2 stops running, and the whole sewage discharge process is finished.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a dive formula vacuum diaphragm valve subassembly, includes that the negative pressure absorbs water tub (1), the upper end intercommunication of negative pressure absorb water tub (1) has vacuum pump (2), its characterized in that still includes:

diaphragm valve subassembly, the diaphragm valve subassembly includes valve body (3), the lower extreme fixedly connected with support frame of negative pressure suction pipe (1), and the lower extreme and valve body (3) fixed connection setting of support frame, the inner wall fixedly connected with diaphragm (4) of valve body (3), the one end intercommunication of valve body (3) has gets trachea (5), and gets the embedded solenoid valve (6) that are equipped with in trachea (5).

2. The submersible vacuum diaphragm valve assembly of claim 1, wherein: the diaphragm valve assembly further comprises: the control assembly, the control assembly includes liquid level floater (7), and liquid level floater (7) set up through wire and vacuum pump (2) electric connection, the upper end UNICOM of vacuum pump (2) has intake pipe (8), vacuum pump (2) set up through exhaust tube (11) and muffler (12) and solenoid valve (6) intercommunication, vacuum pump (2) have the controller through wire electric connection.

3. The submersible vacuum diaphragm valve assembly of claim 2, wherein: the liquid level floating ball (7) comprises a shell (71), the upper end of the shell (71) is fixedly connected with a sleeve (72), the upper end of the sleeve (72) is fixedly connected with a vacuum pump (2), a pressure sensor (73) is arranged in the shell (71), the lower end of the shell (71) is slidably connected with a floating block (74), and the upper surface of the floating block (74) is abutted to the pressure sensor (73).

4. The submersible vacuum diaphragm valve assembly of claim 1, wherein: the upper end of the negative pressure water suction pipe (1) is communicated with a ball valve (9), and the negative pressure water suction pipe (1) is made of hard polyvinyl chloride.

5. The submersible vacuum diaphragm valve assembly of claim 1, wherein: one side of the negative pressure water suction pipe (1) is provided with a control upright post (10), and a controller is arranged in the control upright post (10).

6. The submersible vacuum diaphragm valve assembly of claim 5, wherein: the side wall of the control upright post (10) is provided with a warning mark.

7. The submersible vacuum diaphragm valve assembly of claim 1, wherein: the diaphragm (4) is made of vulcanized rubber, and the upper surface of the diaphragm (4) is abutted against the lower end of the negative pressure water suction pipe (1).