CN210880293U

CN210880293U - Simple and accurate water metering device

Info

Publication number: CN210880293U
Application number: CN201921378436.9U
Authority: CN
Inventors: 隗寿宏; 郝敬锋
Original assignee: QINGDAO DEX MACHINERY CO Ltd
Current assignee: QINGDAO DEX MACHINERY CO Ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-06-30
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses a simple and accurate water metering device, which relates to the technical field of water metering devices and comprises a frame body, a liquid storage tank and a water pump which are arranged inside the frame body, wherein the water pump is positioned at one side of the liquid storage tank, the water pump is connected with the liquid storage tank through a first conveying pipe, one side of the first conveying pipe, which is close to the water pump, is provided with a flowmeter, the utility model reduces a weighing sensor of a solenoid valve and a container, so that the whole structure of the device is simple, pipelines are reduced, the installation is convenient, the installation efficiency of the device is greatly improved, the cost is reduced, in addition, the utility model only adopts the flowmeter for metering, does not need the weighing sensor, the flowmeter can accurately meter, the metering precision of the device is improved, and a control circuit does not need to control the weighing sensor, so as to reduce the fault points and greatly improve the reliability of the whole system.

Description

Simple and accurate water metering device

Technical Field

The utility model belongs to the technical field of the water metering device, concretely relates to simple accurate water metering device.

Background

The water metering device is an important part of a concrete mixing plant and is a device for metering water, and the quality of concrete and the collapse degree of the concrete are influenced by the amount of the water, so that the misalignment of the water metering can cause great influence on the concrete and even influence the engineering quality.

The water metering device for the concrete mixing plant in the prior art has the following defects in the use process: (1) the device has the disadvantages of complex structure, multiple pipelines and inconvenient installation, and easily increases the fault points of the device, thereby causing low reliability of the device; (2) the weighing sensor and the flowmeter are used for metering, so that the flowmeter cannot accurately meter, and the cost is increased; (3) the liquid storage container is inconvenient to clean, and scales are easily generated in long-time liquid storage, so that the inner wall of the liquid storage container is corroded to influence the service life of the container.

Disclosure of Invention

An object of the utility model is to provide a simple accurate water metering device to solve the problem that proposes in the above-mentioned background art, reach and reduce the fault point, the reliability is high, installs convenient and can be to the purpose of container periodic cleaning.

In order to achieve the above object, the utility model provides a following technical scheme: a simple and accurate water metering device comprises a frame body, a liquid storage tank and a water pump, wherein the liquid storage tank and the water pump are arranged inside the frame body, the water pump is positioned on one side of the liquid storage tank, the water pump is connected with the liquid storage tank through a first conveying pipe, a flow meter is arranged on one side, close to the water pump, of the first conveying pipe, a first electromagnetic valve is arranged on the first conveying pipe and positioned above the flow meter, a second conveying pipe connected with a stirring machine is arranged on one side of the first conveying pipe, a second electromagnetic valve is arranged on one side, adjacent to the first conveying pipe, of the second conveying pipe, a discharge pipe communicated with the second conveying pipe is connected with the bottom end of the liquid storage tank, a third electromagnetic valve is arranged at the middle position of the discharge pipe, a driving device is arranged at the top end of the frame body, a waste liquid treatment device is arranged below the liquid storage, waste liquid treatment device's top is installed the row's of being linked together with the delivery pipe and is wasted the pipe, and arranges and install the waste valve on the pipe, the inside bottom of support body is fixed with the circulating pump that passes through the pipe connection with waste liquid treatment device, be connected through the circulating pipe between circulating pump and the liquid storage pot, the base is all installed to four corners of support body bottom.

Preferably, the brushing device comprises a connecting rod and a brushing plate, one end of the connecting rod is sleeved on the outer wall of the rotating shaft through a shaft sleeve, the brushing plate is fixed at one end, far away from the rotating shaft, of the connecting rod, and the brushing plate is in contact with the inner wall of the liquid storage tank relative to one side of the connecting rod.

Preferably, waste liquid treatment device includes the waste liquid treatment case and installs in the guide plate of waste liquid treatment incasement portion, the guide plate is provided with threely altogether, and three guide plate along vertical direction head and the tail staggered distribution in the inner wall both sides of waste liquid treatment case, adjacent two impartial distance is fixed with the active carbon filter screen between the tip of guide plate, simultaneously, the waste liquid treatment case still has the blowoff valve for one side of circulating pump through the pipe connection to the blowdown of waste liquid treatment case is convenient for.

Preferably, the driving device adopts a motor, and an output shaft of the motor is connected with the end part of the rotating shaft.

Preferably, two flow guide blocks are further symmetrically installed at the bottom inside the liquid storage tank, and the opposite sides of the two flow guide blocks are both provided with inclined planes, so that a cavity similar to a funnel shape is formed inside the liquid storage tank.

Preferably, one side of the base is rotatably connected with a connecting clamping rod through a damping rotating shaft, two locking rods are symmetrically inserted into one side of the connecting clamping rod adjacent to the base, and meanwhile, a clamping groove which is arc-shaped is formed in one side of the connecting clamping rod relative to the base.

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

(1) the utility model discloses a reduce the weighing sensor of a solenoid valve and container for device overall structure is simple, and the pipeline reduces, so that the installation has improved the installation effectiveness of device widely, the cost is reduced simultaneously.

(2) The utility model discloses only adopt and measure through the flowmeter, need not weighing sensor for the flowmeter can the accurate measurement, helps improving the measurement accuracy of device, and then is favorable to improving the quality of concrete, and control circuit need not to control weighing sensor simultaneously, with the reduction fault point, has improved entire system's reliability widely.

(3) The utility model discloses a drive arrangement drives the device of cleaning and brushing and rotates, can clean and brush the inner wall of liquid storage pot, realizes the automatic clearance of liquid storage pot, reaches the purpose of regular cleaning, and then avoids the liquid storage pot inner wall to produce incrustation scale and corrosion, is favorable to prolonging its life, has further reduced the use cost of device.

(4) The utility model discloses a waste liquid treatment device can filter the waste liquid that produces when brushing for the waste liquid can recycle, thereby realizes the cyclic utilization of water resource, has improved the utilization ratio of water resource widely, helps reduction in production cost.

Drawings

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

FIG. 2 is a schematic structural view of the connecting rod of the present invention in a state of rotating to a vertical position;

FIG. 3 is a schematic view of the internal structure of the liquid storage tank of the present invention;

FIG. 4 is a schematic view of the internal structure of the waste liquid treatment tank of the present invention;

FIG. 5 is a side view of the connecting rod of the present invention;

in the figure: 1-a frame body; 2-a liquid storage tank; 3-a circulating pipe; 4-a waste valve; 5-a discharge pipe; 6, a motor; 7-a first delivery pipe; 8-a first solenoid valve; 9-a flow meter; 10-a base; 11-connecting the clamping rod; 12-a water pump; 13-a second solenoid valve; 14-a second delivery duct; 15-a third solenoid valve; 16-a waste liquid treatment tank; 17-a circulation pump; 18-a rotating shaft; 19-a connecting rod; 20-cleaning the board; 21-a flow guide block; 22-a baffle; 23-activated carbon filter screen; 24-a card slot; 25-locking lever.

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, 3 and 4, embodiment 1: a simple and accurate water metering device comprises a frame body 1, a liquid storage tank 2 and a water pump 12 which are arranged inside the frame body 1, wherein the water pump 12 is positioned at one side of the liquid storage tank 2, the water pump 12 is connected with the liquid storage tank 2 through a first conveying pipe 7, a flow meter 9 is arranged at one side of the first conveying pipe 7 close to the water pump 12, a first electromagnetic valve 8 is arranged on the first conveying pipe 7 above the flow meter 9, a second conveying pipe 14 connected with a stirring machine is arranged at one side of the first conveying pipe 7, a second electromagnetic valve 13 is arranged at one side of the second conveying pipe 14 adjacent to the first conveying pipe 7, a discharge pipe 5 communicated with the second conveying pipe 14 is connected at the bottom end of the liquid storage tank 2, a third electromagnetic valve 15 is arranged at the middle position of the discharge pipe 5, a driving device is arranged at the top end of the frame body 1, the driving device adopts a motor, and the inside bottom of the frame body 1 is positioned below the liquid storage tank 2 and is provided with a waste liquid treatment device, the waste liquid treatment device comprises a waste liquid treatment tank 16 and guide plates 22 arranged inside the waste liquid treatment tank 16, the three guide plates 22 are arranged in total, the three guide plates 22 are staggered from end to end on two sides of the inner wall of the waste liquid treatment tank 16 along the vertical direction, the three guide plates 22 enable the inside of the waste liquid treatment tank 16 to form an S-shaped channel so as to increase the flow of waste liquid, the waste liquid is fully contacted with an active carbon filter screen 23, thereby achieving the purpose of fully filtering the waste liquid, the active carbon filter screen 23 is fixed at equal distance between the end parts of two adjacent guide plates 22, meanwhile, one side of the waste liquid treatment tank 16 opposite to the circulating pump 17 is also connected with a blow-down valve through a pipeline so as to facilitate blow-down of the waste liquid treatment tank, the cleaning device comprises a connecting rod 19 and a cleaning plate 20, one end of the connecting rod 19 is sleeved on the outer wall of the rotating shaft 18 through a shaft sleeve, the cleaning plate 20 is fixed at one end of the connecting rod 19 far away from the rotating shaft 18, and one side of the cleaning plate 20 opposite to the connecting rod 19 is contacted with the inner wall of the liquid storage tank 2, when the liquid storage tank 2 needs to be cleaned, a worker can drive the rotating shaft 18 to rotate through a motor 6 to drive the cleaning plate 20 connected with the rotating shaft 18 inside the liquid storage tank 2 through the connecting rod 19 to rotate so as to clean the inner wall of the liquid storage tank 2, thereby realizing the automatic cleaning of the liquid storage tank 2, achieving the purpose of regularly cleaning the liquid storage tank 2, avoiding the liquid storage tank 2 from being rusted, being beneficial to prolonging the service life of the liquid storage tank 2, a waste discharge pipe communicated with a discharge pipe 5 is installed at the top end of the waste liquid waste treatment device, a waste valve 4, circulating pump 17 is connected through circulating pipe 3 with the liquid storage pot 2 between, base 10 is all installed to four corners of support body 1 bottom, the back is accomplished in the cleaning, the waste liquid is arranged into waste liquid treatment box 16 through waste discharge valve 4 and exhaust pipe, then the waste liquid flows along the S type passageway that three guide plate 22 formed, filter through active carbon filter screen 23 during the flow, get rid of the impurity in the waste liquid, after filtering, form the water purification, then it stores to defeated into liquid storage pot 2 through circulating pipe 3 under circulating pump 17 'S effect, thereby realize the recycle of liquid, reach water resource cyclic utilization' S purpose, the utilization ratio of water resource has been improved widely.

Further, two water conservancy diversion pieces 21 are still installed to the inside bottom of liquid storage pot 2 symmetry, and two relative one sides of water conservancy diversion piece 21 all set up to the inclined plane, make the inside of liquid storage pot 2 form similar hourglass hopper-shaped cavity, so that liquid flows into discharge pipe 5 by the cavity that leaks hopper-shaped fast, then carry into second conveyer pipe 14 through discharge pipe 5, in order to carry liquid to the stirring host computer through second conveyer pipe 14 on, thereby the quick transport of liquid has been realized, the transport efficiency of liquid has been improved, be favorable to improving work efficiency.

In summary, the electrical connection of the electrical components included in the above structure is as follows: the waste discharge valve 4, the motor 6, the first electromagnetic valve 8, the flowmeter 9, the water pump 12, the second electromagnetic valve 13, the third electromagnetic valve 15 and the circulating pump 17 are all electrically connected with a control circuit in the stirring device through wires so as to realize the unified control of the whole system and be simple and convenient to operate.

Referring to fig. 1, fig. 2 and fig. 5, embodiment 2: one side of base 10 rotates through the damping pivot to be connected with connection card pole 11, and connection card pole 11 is adjacent to one side symmetry grafting of base 10 has two check lock levers 25, connection card pole 11 has been seted up for one side of base 10 simultaneously and has been circular-arc draw-in groove 24, when this water metering device installs on the agitating unit host computer, the workman can rotate connection card pole 11 to vertical state by the horizontality along base 10 through the damping pivot, then the draw-in groove 24 joint through connection card pole 11 bottom is on the support on the agitating unit host computer, and it is fixed to lock the support on connection card pole 11 and the agitating unit host computer through check lock lever 25, thereby realize the installation of this water metering device different positions, so that the workman is according to actual demand, install this water metering device in the position of its work of being convenient for, make water metering device's mounted position more reasonable.

The utility model discloses a theory of operation and use flow: when the utility model is used, a worker installs the water metering device in the stirring device through the base 10 and connects the water metering device with the control circuit of the stirring device, then the worker controls through the control circuit of the stirring device, wherein the first electromagnetic valve 8, the second electromagnetic valve 13 and the third electromagnetic valve 15 are in a normally closed state, and are opened when being electrified, when liquid needs to be supplemented, the first electromagnetic valve 8 is electrified and opened, then the liquid is input into the first conveying pipe 7 under the action of the water pump 12 and input into the liquid storage tank 2 through the first conveying pipe 7, then the third electromagnetic valve 15 is electrified and opened, the liquid added in the liquid storage tank 2 is input into the second conveying pipe 14 through the discharge pipe 5, and then input into the stirring host machine through the second conveying pipe 14, then the first electromagnetic valve 8 and the third electromagnetic valve 15 are powered off and closed, the second electromagnetic valve 13 is electrified, at this moment, liquid is conveyed into the second conveying pipe 14 under the action of the water pump 12 and the flowmeter 9 and conveyed into the stirring main machine through the second conveying pipe 14, so that liquid supplementing of the stirring main machine is completed, wherein the flowmeter 9 meters the volume of the liquid in real time to achieve the purpose of accurate metering, in the liquid supplementing process, the liquid is stored in the liquid storage tank 2 for a long time, scale is easily generated on the inner wall of the liquid storage tank 2, at the moment, a worker can drive the rotating shaft 18 to rotate through the motor 6 to drive the cleaning plate 20 connected with the rotating shaft 18 through the connecting rod 19 in the liquid storage tank 2 to rotate so as to clean the inner wall of the liquid storage tank 2, so that the automatic cleaning of the liquid storage tank 2 is realized, the purpose of regularly cleaning the liquid storage tank 2 is achieved, the liquid storage tank 2 is prevented from being corroded, the service life of the liquid storage tank 2 is favorably prolonged, after the cleaning is completed, the waste liquid is discharged into the waste liquid waste treatment tank 16 through, the waste liquid is filtered by the activated carbon filter screen 23 during flowing to remove impurities in the waste liquid, purified water is formed after filtering, and then the purified water is conveyed into the liquid storage tank 2 through the circulating pipe 3 for storage under the action of the circulating pump 17, so that the liquid is recycled, the aim of recycling water resources is fulfilled, the utilization rate of the water resources is greatly improved, and the cost of stirring water is reduced.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a simple accurate water metering device, includes support body (1) and installs in inside liquid storage pot (2) of support body (1) and water pump (12), water pump (12) are located one side of liquid storage pot (2), and are connected its characterized in that through first conveyer pipe (7) between water pump (12) and liquid storage pot (2): the device comprises a frame body (1), a first conveying pipe (7), a flow meter (9), a second conveying pipe (14), a second electromagnetic valve (13), a discharge pipe (5) and a third electromagnetic valve (15), wherein the first conveying pipe (7) is provided with one side close to a water pump (12) and is provided with a first electromagnetic valve (8), the first electromagnetic valve (8) is arranged above the flow meter (9) on the first conveying pipe (7), the second conveying pipe (14) connected with a stirrer is arranged on one side of the first conveying pipe (7), the second electromagnetic valve (13) is arranged on one side of the second conveying pipe (14) adjacent to the first conveying pipe (7), the bottom end of the liquid storage tank (2) is connected with the discharge pipe (5) communicated with the second conveying pipe (14), the middle position of the discharge pipe (5) is provided with the third electromagnetic valve (15), the top end of the frame body (1) is provided with a driving device, the bottom inside of, waste liquid treatment device's top is installed the row's of being linked together with delivery pipe (5) waste pipe, and arranges and install waste valve (4) on the waste pipe, the inside bottom of support body (1) is fixed with circulating pump (17) that pass through the pipe connection with waste liquid treatment device, be connected through circulating pipe (3) between circulating pump (17) and liquid storage pot (2), base (10) are all installed to four corners of support body (1) bottom.

2. A simple and accurate water metering device as defined in claim 1, wherein: the cleaning device comprises a connecting rod (19) and a cleaning plate (20), one end of the connecting rod (19) is sleeved on the outer wall of the rotating shaft (18) through a shaft sleeve, the cleaning plate (20) is fixed at one end, far away from the rotating shaft (18), of the connecting rod (19), and the cleaning plate (20) is in contact with the inner wall of the liquid storage tank (2) relative to one side of the connecting rod (19).

3. A simple and accurate water metering device as defined in claim 1, wherein: waste liquid treatment device includes waste liquid treatment case (16) and installs in the inside guide plate (22) of waste liquid treatment case (16), guide plate (22) are provided with threely altogether, and vertical direction head and the tail staggered arrangement in the inner wall both sides of waste liquid treatment case (16), adjacent two impartial distance is fixed with activated carbon filter screen (23) between the tip of guide plate (22), simultaneously, waste liquid treatment case (16) still have the blowoff valve for one side of circulating pump (17) through the pipe connection to be convenient for the blowdown of waste liquid treatment case (16).

4. A simple and accurate water metering device as defined in claim 1, wherein: the driving device adopts a motor (6), and an output shaft of the motor (6) is connected with the end part of a rotating shaft (18).

5. A simple and accurate water metering device as defined in claim 1, wherein: two flow guide blocks (21) are symmetrically arranged at the bottom inside the liquid storage tank (2), and the opposite sides of the two flow guide blocks (21) are all arranged to be inclined planes, so that a cavity similar to a funnel shape is formed inside the liquid storage tank (2).

6. A simple and accurate water metering device as defined in claim 1, wherein: one side of base (10) is rotated through the damping pivot and is connected with connection card pole (11), and connects card pole (11) and has two check lock levers (25) adjacent to one side symmetry grafting of base (10), simultaneously connection card pole (11) are seted up for one side of base (10) and are circular-arc draw-in groove (24).