CN213574666U

CN213574666U - Water replenishing and exhausting device

Info

Publication number: CN213574666U
Application number: CN202021634886.2U
Authority: CN
Inventors: 孙开金
Original assignee: Jia Jia Shi Da Hydraulic Machinery Co ltd
Current assignee: Jia Jia Shi Da Hydraulic Machinery Co ltd
Priority date: 2020-08-08
Filing date: 2020-08-08
Publication date: 2021-06-29
Anticipated expiration: 2030-08-08

Abstract

The utility model discloses a water replenishing and exhausting device, which comprises a tank body and a top cover, wherein the top cover is arranged at the top opening of the tank body in a sealing way, a drain pipe and a water inlet pipe are arranged on the side surface of the tank body, the drain pipe is connected with the water inlet end of an external water pump, the water inlet pipe is communicated with an underground water source, a water replenishing pipe is arranged at the top of the side surface of the tank body, the water replenishing pipe is communicated with the external water source, a second electromagnetic valve is arranged on the water replenishing pipe, an exhaust pipe is arranged on the top cover, a first electromagnetic valve is arranged on the exhaust pipe, an installation cavity is arranged at the bottom of the top cover, a guide block is arranged in the installation cavity, and an ejector rod is arranged in the guide block along the longitudinal sliding way, the water replenishing and exhausting device exhausts while replenishing water, avoids the occurrence, be provided with the pilot lamp, whether can demonstrate the vacuum tank comparatively directly perceivedly and be in the moisturizing exhaust state, effectively avoid the maloperation.

Description

Water replenishing and exhausting device

Technical Field

The utility model relates to a hydraulic equipment technical field specifically is a moisturizing exhaust apparatus.

Background

At present, when a water pump pumps underground water, a vacuum tank is basically used for water diversion, a vacuum pump adopts a downdraft water pump without a self-suction function, namely the water is low in pump height, the vacuum tank is required to be filled with water before being used, after the water in the vacuum tank is sucked out by the water pump, negative pressure is generated in the vacuum tank, due to the action of atmospheric pressure, the underground water enters the vacuum tank through the water pump and a water suction pipe, so that the water is pumped from the ground, a sufficient amount of water source is required to be arranged in the vacuum tank, so that sufficient negative pressure is generated after the water in the vacuum tank is discharged, the conventional vacuum tank is supplemented with water by adopting a manual valve, the timeliness of water supplement cannot be ensured, in the water supplement process, positive air pressure can be generated in the vacuum tank, if the positive air pressure in the vacuum tank is not timely removed, the water pumping of the water pump cannot be caused, and the normal.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a moisturizing exhaust apparatus, exhaust in the moisturizing, avoid appearing positive atmospheric pressure, can automatic disconnection moisturizing source after the moisturizing is accomplished, seal the exhaust hole, guarantee the leakproofness of vacuum tank to provide sufficient negative pressure and take groundwater out, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a water supplementing and exhausting device comprises a tank body and a top cover, wherein the top cover is arranged at the opening at the top of the tank body in a sealing manner, a water discharging pipe and a water inlet pipe are arranged on the side surface of the tank body, the water discharging pipe is connected with a water inlet end of an external water pump, the water inlet pipe is communicated with an underground water source, a water supplementing pipe is arranged at the top of the side surface of the tank body and is communicated with the external water source, a second electromagnetic valve is arranged on the water supplementing pipe, an exhaust pipe is arranged on the top cover, a first electromagnetic valve is arranged on the exhaust pipe, an installation cavity is arranged at the bottom of the top cover, a guide block is arranged in the installation cavity, a push rod is arranged in the guide block in a longitudinal sliding manner, the lower end of the top cover is arranged in the tank body and is provided with a floater, a limiting ring is fixed at the upper, the electromagnetic valve driving switch is electrically connected with an external power supply, and the first electromagnetic valve and the second electromagnetic valve are electrically connected with the electromagnetic valve driving switch.

As an optimal technical scheme of the utility model, the drain pipe is located the bottom of the jar body, and the inlet tube is located the top of the jar body.

As an optimized technical proposal of the utility model, the floater is a hollow plastic ball body.

As a preferred technical scheme of the utility model, the lateral surface of the jar body is provided with green pilot lamp and red pilot lamp, the green pilot lamp and the state linkage of blocking of first solenoid valve and second solenoid valve, the state linkage of opening of red pilot lamp and first solenoid valve and second solenoid valve.

As an optimized technical scheme of the utility model, the quantity of guide block is two, and vertical coaxial line array is followed to two guide blocks.

Compared with the prior art, the beneficial effects of the utility model are that: this moisturizing exhaust apparatus exhausts when the moisturizing, avoids appearing positive atmospheric pressure, and the moisturizing can automatic disconnection moisturizing source after accomplishing, seals the exhaust hole, guarantees the leakproofness of vacuum tank to provide sufficient negative pressure and take groundwater out, be provided with the pilot lamp, whether can demonstrate vacuum tank comparatively directly perceivedly is in moisturizing exhaust state, effectively avoids the maloperation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises a tank body 1, a top cover 2, a water discharge pipe 3, a water inlet pipe 4, a water replenishing pipe 5, an exhaust pipe 6, a mounting cavity 7, a floater 8, a push rod 9, a first electromagnetic valve 10, a second electromagnetic valve 11, a limiting ring 12, a sealing telescopic sleeve 13, an electromagnetic valve driving switch 14, a switch handle 15, a guide block 16, a green indicator light 17 and a red indicator light 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a water supplementing and exhausting device comprises a tank body 1 and a top cover 2, wherein the top cover 2 is hermetically arranged at the opening at the top of the tank body 1, a water discharging pipe 3 and a water inlet pipe 4 are arranged on the side surface of the tank body 1, the water discharging pipe 3 is connected with a water inlet end of an external water pump, the water inlet pipe 4 is communicated with an underground water source, the water discharging pipe 3 is arranged at the bottom of the tank body 1, the water inlet pipe 4 is arranged at the top of the tank body 1, water at the bottom of the tank body 1 is easier to discharge through the water pump under the action of water pressure and atmospheric pressure, the water inlet pipe 4 at the top of the tank body 1 is subjected to lower water pressure, when water in the water inlet pipe 4 is easier to enter the tank body 1, a water supplementing pipe 5 is arranged at the top of the side surface of the tank body 1, the water supplementing pipe 5 is communicated with the external water source, a second electromagnetic valve 11, the top cover 2 is provided with an exhaust pipe 6, air in the tank body 1 is exhausted through the exhaust pipe 6, positive air pressure is avoided, so that enough negative pressure is generated after the water in the tank body 1 is exhausted to pump up underground water, the exhaust pipe 6 is provided with a first electromagnetic valve 10, the first electromagnetic valve 10 is closed after the exhaust is finished, the sealing state in the tank body 1 is ensured, the bottom of the top cover 2 is provided with a mounting cavity 7, guide blocks 16 are arranged in the mounting cavity 7, the number of the guide blocks 16 is two, the two guide blocks 16 are arrayed along a longitudinal coaxial line, an ejector rod 9 is arranged in the guide block 16 in a longitudinal sliding mode, the lower end of the ejector rod 9 is positioned in the tank body 1 and is provided with a floater 8, the floater 8 is a hollow plastic sphere, the buoyancy force borne by the floater 8 is maximized, the upper end of the ejector rod 9 is positioned outside the tank body 1 and is fixedly provided with a, the outer part of the upper end of the ejector rod 9 is covered with a sealing telescopic sleeve 13, the sealing telescopic sleeve 13 can not prevent the ejector rod 9 from sliding up and down while ensuring the sealing performance of the top cover 2, the upper surface of the top cover 2 is provided with an electromagnetic valve driving switch 14, the end part of a switch handle 15 of the electromagnetic valve driving switch 14 is positioned right above the ejector rod 9, when the switch handle 14 is positioned at a horizontal position, a first electromagnetic valve 10 and a second electromagnetic valve 11 are in an open state, when water is filled into the tank body 1 through the water replenishing pipe 5, after the liquid level rises to a set value, a floater 8 floats upwards under the action of buoyancy, the ejector rod 9 is driven to slide upwards under the action of a guide block 16, the switch handle 15 is pushed open by the upper end of the ejector rod 9 to deviate from the horizontal position, at the moment, the first electromagnetic valve 10 and the second electromagnetic valve 11 are simultaneously closed, the sealing performance of, the first electromagnetic valve 10 and the second electromagnetic valve 11 are electrically connected with the electromagnetic valve driving switch 14, the outer side surface of the tank body 1 is provided with a green indicating lamp 17 and a red indicating lamp 18, the green indicating lamp 17 is linked with the blocking states of the first electromagnetic valve 10 and the second electromagnetic valve 11, and the red indicating lamp 18 is linked with the opening states of the first electromagnetic valve 10 and the second electromagnetic valve 11, so that whether the tank body 1 is in a water supplementing and exhausting state or not can be visually shown, and misoperation can be effectively avoided.

When in use: before pumping water, water is injected into the tank body 1 through the water supplementing pipe 5 to discharge air in the tank body 1, the second electromagnetic valve 11 is closed after the water injection is finished to ensure the sealing state in the tank body 1, the air in the tank body 1 is discharged through the exhaust pipe 6 to avoid positive air pressure, so that the water in the tank body 1 is discharged to generate enough negative pressure to pump up the underground water, the first electromagnetic valve 10 and the second electromagnetic valve 11 are in an open state when the switch handle 14 is in a horizontal position, when water is injected into the tank body 1 through the water supplementing pipe 5, the floater 8 floats upwards under the action of buoyancy after the liquid level rises to a set value, under the action of the guide block 16, the ejector rod 9 is driven to slide upwards, the upper end of the ejector rod 9 jacks the switch handle 15 to enable the switch handle to deviate from the horizontal position, the first electromagnetic valve 10 and the second electromagnetic valve 11 are closed simultaneously, the sealing performance of the inner cavity of the tank body 1 is guaranteed, and water pumping operation can be carried out at the moment.

Claims

1. The utility model provides a moisturizing exhaust apparatus, includes jar body (1) and top cap (2), and top cap (2) seal sets up at the open-top of jar body (1) its characterized in that: the water supply tank is characterized in that a drain pipe (3) and a water inlet pipe (4) are arranged on the side face of the tank body (1), the drain pipe (3) is connected with the water inlet end of an external water pump, the water inlet pipe (4) is communicated with an underground water source, a water replenishing pipe (5) is arranged on the top of the side face of the tank body (1), the water replenishing pipe (5) is communicated with an external water source, a second electromagnetic valve (11) is installed on the water replenishing pipe (5), an exhaust pipe (6) is arranged on the top cover (2), a first electromagnetic valve (10) is installed on the exhaust pipe (6), an installation cavity (7) is arranged at the bottom of the top cover (2), a guide block (16) is arranged in the installation cavity (7), a push rod (9) is arranged in the guide block (16) in a longitudinal sliding manner, the lower end of the push rod (9) is located in the tank body, the outer portion of the upper end of the ejector rod (9) is covered with a sealed telescopic sleeve (13), the upper surface of the top cover (2) is provided with an electromagnetic valve driving switch (14), the end portion of a switch handle (15) of the electromagnetic valve driving switch (14) is located right above the ejector rod (9), the electromagnetic valve driving switch (14) is electrically connected with an external power supply, and the first electromagnetic valve (10) and the second electromagnetic valve (11) are electrically connected with the electromagnetic valve driving switch (14).

2. The refill air release device according to claim 1, wherein: the drain pipe (3) is positioned at the bottom of the tank body (1), and the water inlet pipe (4) is positioned at the top of the tank body (1).

3. The refill air release device according to claim 1, wherein: the floater (8) is a hollow plastic sphere.

4. The refill air release device according to claim 1, wherein: the lateral surface of the tank body (1) is provided with a green indicator lamp (17) and a red indicator lamp (18), the green indicator lamp (17) is linked with the blocking states of the first electromagnetic valve (10) and the second electromagnetic valve (11), and the red indicator lamp (18) is linked with the opening states of the first electromagnetic valve (10) and the second electromagnetic valve (11).

5. The refill air release device according to claim 1, wherein: the number of the guide blocks (16) is two, and the two guide blocks (16) are arranged along the longitudinal coaxial line array.