CN2238421Y

CN2238421Y - Liquid metering device

Info

Publication number: CN2238421Y
Application number: CN 93240926
Authority: CN
Inventors: 吴辰钟
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-10-03
Filing date: 1993-10-03
Publication date: 1996-10-23
Anticipated expiration: 2003-10-03

Abstract

The utility model discloses a liquid metering device for measuring the liquid outflow, which is used for sale the liquid goods in a store, a liquid quantity filling machine in a factory and a flow meter. A valve which can make liquid simultaneously do bidirectional flow is arranged on the utility model, a catheter behind the valve is connected with a liquid storing tank, a liquid outlet mouth is arranged in front of the valve, a volumetric bottle is connected to the left side of the valve, and a liquid through bottle is connected to the right side of the valve. Floating plugs are arranged in the two bottles, and the upper parts of the two bottles are communicated through tubules. A gear on the upper end of a valve core is connected by a chain and driven by a motor, and the cumulative metering can be realized. When the valve core is opened, a bottle of liquid flows out downwards, and then another empty bottle is simultaneously filled with the same volume liquid, and then the valve core is closed. The valve core rotates one fourth cycle again, and the liquid continuously flows out from the another bottle and is measured. Compared with a pump action structure oil selling apparatus with interrupted outflow and a filling machine, the utility model has the advantages of convenient and high-speed operation, energy saving, low cost and selling price and less inner deterioration.

Description

Liquid metering device

A kind of Liquid metering device belongs to the volumetric flow instrument, the discharge of energy metering liquid.Can be used for the shop and tear the multiple liquid goods of zero sale, the liquid quantitative filling machine that factory uses, flowmeter open.

The utility model designs a kind of two-way valve, every rotation 1/4 circle of spool during work, and fluid is chewed and is then quantitatively flowed out a pipe volume liquid, and rotational valve core is 90 ° again, and liquid continuous quantitative flows out.Utilize mechanical drive or electronic installation to come cummulative metering and demonstration; Existing oil-vending device and most liquid-filling machine are the pump type structure, and first enhancing tube inner carrier sucks certain volume liquid, and pushing piston is squeezed and penetrated the liquid that sucks again.Need two actions, liquid intermittently flows out.Work efficiency is poor, energy resource consumption is big, inter deterioration is big, and the shop is introduced beverages such as selling cola and sold machine recently, and advantage is to have a plurality of fluids to chew, pump pressure flows out, liquid flows out after only the splendid attire cup being flipped switch, watches attentively to take away cup after filling and close voluntarily, and shortcoming is, can not quantitatively flow out, pin down people's notice again.

The objective of the invention is: design a kind of and need moment (＜1/10 second) rotational valve core liquid continuous quantitative outflow, and cummulative metering.And have the saving energy, reduce inter deterioration, operate light, the Liquid metering device that price is low.The present invention's design has A, two kinds of models of B, and existing its implementation of narrating respectively:

Liquid metering device A type such as Fig. 2 are a kind of main by manual operated valve combined type Liquid metering device, are mainly used in the shop and tear the multiple liquid goods of zero sale open, comprise the liquid that viscosity is big.Fig. 1 explanation: the big height of reversal valve diameter is little, and valve casing [1] middle part level has four holes, and four holes connect four pipes and are cruciform, and preceding pipe is that fluid is chewed, and back pipe connects liquid storing barrel for conduit, and left pipe connects the right pipe of volume bottle and takes over the liquid bottle, and the figure right side is spool stage casing cutting plane figure.Annular groove cover rubber ring is arranged at the spool bottom.As Fig. 2, at the reversal valve [1] [2] that is equipped with on the seat board [10] of support [8] more than two covers, volume bottle [4b] is crossed liquid bottle [4a], chews [5] for fluid before the valve casing, and the back pipe is conduit [6], connects the liquid storing barrel [7] on the support.[4a] [4b] bottle internal upper part has floating plug [9], and two bottles suitable for reading with tubule [3] connection.There is twice falcate duct at spool [2] middle part, can aim at valve casing four pores, the turnover of transfer liquid in two bottles flows to when rotational valve core, for example: when liquid enters [4a] bottle from liquid storage bottle [7] through conduit and spool duct, fill the back floating plug and withstand the top tubule, liquid stops to flow, spool is changeed 1/4 circle, and [4a] bottle liquid flows out downwards, and [4b] bottle is interior to upper reaches feed liquor body at the same time, intact when [4a] flow of liquid, [4b] fills equal volume liquid simultaneously.Again [2] are changeed 1/4 circle, stop voluntarily after [4b] interior flow of liquid is intact, while filled with fluid in [4a], the present invention than the advantage of prior art is: moment rotating valve liquid flow out metering continuously, operate lightly, close voluntarily after having flowed one bottle, energy resource consumption is few, and inter deterioration is few, and price is low.This A type Liquid metering device also can be made into a single cover, promptly by a valve, and two bottles, a seat support and a liquid storing barrel are formed.Milliliter volume bottle [4b] is used balance weight method fixed point, scribes a milliliter scale.

Reversal valve, for increasing the falcate duct, make the liquid smoothness, valve body makes tubbiness, spherical or up big and down small taper are made in the spool bottom, valve casing endoporus and spool closely cooperate, and do not leak, and the valve casing middle part has planche cross shape four pipes to connect, two side pipes are connected [4a] [4b], preceding pipe is chewed [5] for the major part fluid, and the back pipe is conduit [6], the connection liquid storing barrel, the spool stage casing has the reverse falcate duct of horizontal twice, during valve core rotation, two adjacent pores of valve casing can be aimed in every duct, and cruciform handle or gear are established in [2] top, this valve can be used current device, technology is made, and material is with corrosion-resistant, wear-resisting plastics or metal manufacturing.[4a] volumetric ratio [4b] is about 10%, and a bottle internal upper part is respectively established a floating plug.Make elongatedly for improving the measuring accuracy volume bottle, or the middle part is thinner, and this floating plug is longer, but up-down adjustment with the each discharge of controlling liquid, [4b] uses the transparent material manufacturing, outside (seal) system milliliter scale of carving.Two bottles of upper ends are communicated with tubule [3], and [4b] volume is made 0.5-50 liters of models that vary in size as required, and fluid is chewed, the also corresponding internal diameter φ 8-40mm that makes of conduit and falcate duct internal diameter, and these elements are also used the existing technology production of above-mentioned material.Liquid storing barrel [7], 5-500 liters of volumes match with support [8], and handle is established on small-sized bucket top, and top also is provided with the inlet opening of band screw cap.Ladle body becomes flat brachmorphy, and the bucket end has the hole that can insert conduit, and for increasing flow rate of liquid, inlet opening can insert the air pressure pump line.[7] available plastics, fiberglass or metal are made.For attractive in appearance, make an outer cover [4a] [4b] armouring front portion, outer cover top of getting up is made with transparent plastic.Support [8] has four frame pin, and is anterior for to lay the platen of [1] [2] [4a] [4b], and upper shelf can be made into the pallet of socket (pole) in layer.But 2-5 layers of sockets.

The Type B Liquid metering device, (as Fig. 3) is used to make bottle placer, flowmeter, fluid is chewed [5], and bottle to be filled [13], 4-20 of every rows utilize stepper motor end tooth wheel to drive chain, be enclosed within on the gear of spool top again, rotate once when stepper motor [11a] is rhythmic, spool changes 1/4 circle.Liquid carries out can, when bottom left side stepper motor [11b] also rotates once after each bottle filled, the square box [14] that is positioned on the travelling belt [15] is pushed forward.As Fig. 3, lay a large-scale liquid storage tank [7] (capacity is 200-2000 liters) on support [8] top, on jar the feed liquor port lid is arranged, the bottom connects many conduits [6], going up a plurality of reversal valves rear portion in platen [10] again connects, valve casing [a 1] left side, right pipe is connected rear volume bottle [4b] respectively and is crossed liquid bottle [4a], floating plug [9] is established on two bottles of tops, use tubule [3] again, be communicated with two bottles, establish gear in each spool upper end, a plurality of valve core gears are by chain [12] socket, the stepper motor on platen [10] the right side connection chain that cogs places the empty bottle of filling liquid to be filled in the square box [14] on the travelling belt [15].[15] stepper motor [11b] with the left side drives.Change 1/4 circle when stepper motor drives [2], can begins, a row bottled full after, [11b] rotates square box taken a step forward, second row filling bottle to be installed is aimed at the top fluid and is chewed, and can carry out another can.The Type B Liquid metering device can utilize existing relevant machine works, the existing device of plastic molding and processing plant, and technology realizes producing, and the material requirements of use has suitable physical strength, and anti-liquid corrosion is nontoxic, ageing-resistant, and the reversal valve material requirements is wear-resisting, as engineering plastics, metal.

As in the spool upper gear, one group of gear as the timer formula of suit is just but become the flowmeter of a cummulative metering.

Claims

1, a kind of Liquid metering device is by reversal valve, volume bottle, mistake liquid bottle, floating plug, conduit, liquid storing barrel (jar), chain, motor, accumulation device for digit-displaying, and support composition; It is characterized in that reversal valve middle part establishes cruciform four pipes, a left side connects volume bottle, and the liquid bottle was connected on the right side, precedingly chew for fluid, after connect conduit and lead to liquid storing barrel, the reverse falcate of twice duct is opened in the spool stage casing, can aim at valve casing four pipes during rotation and connect the hole; Large-scale liquid storage tank is connected a plurality of reversal valves down on the Type B Liquid metering device, again with chain polyphone reversal valve up knob, once can be filled the liquid of row bottle to be filled by the every starting of driven by motor chain.

2, Liquid metering device according to claim 1, its domestic animal is levied and is, reversing valve core [2] bottom is sphere or taper, can closely cooperate with valve casing [1] endoporus, twice falcate duct is opened in the spool stage casing, the spool top is cruciform or gear shape handle, rotational valve core, and each duct can be aimed at adjacent two pores of valve casing arbitrarily, to change flow direction.

3, according to claim 1, described Liquid metering device, it is elongated to it is characterized in that the transparent volume bottle [4b] that milliliter scale arranged makes, and crosses liquid bottle [4a], two bottle grafts are in the valve casing left and right sides, be provided with floating plug in two bottles of tops, [4b] interior floating plug can be transferred up and down, and two bottles of upper ends are connected with tubule [3].

4, according to claim 1, described Liquid metering device, the preceding major part fluid that is provided with of the valve casing [1] that it is characterized in that commutating is chewed [5], after establish the liquid storing barrel (jar) [7] that feed liquor conduit [6] is connected eminence.

According to claim 1, described Liquid metering device, it is characterized in that 5, liquid storing barrel (jar) [7] is flat short shape, this hole, hole that [7] top is provided with the band screw cap can connect the air pressure pump, and [7] bottom is provided with the hole of grafting [6].

6, Liquid metering device according to claim 1 is characterized in that: A type Liquid metering device forms for many cover elements, holder combination; Also can be made into the Liquid metering device of a support of a cover element.

According to claim 1, described A type Liquid metering device, it is characterized in that 7, liquid storing barrel [7] is placed on support [8] upper tray, all the other elements are installed on the platen [10], and the pallet pin can overlapping suit.

8, Liquid metering device according to claim 1 is characterized in that Type B Liquid metering device frame [8] top placement large-scale liquid storage tank [7], and [7] bottom connects many conduits [6], connects the rear portion of reversal valve.

According to claim 1, described Liquid metering device, it is characterized in that 9, spool [2] top gear is with a valve core gear that the ring chain socket is all.

10, according to claim 1, described Liquid metering device, ring chain is by the right side, stepper motor [11a] drive, the every starting of motor once drives spool rotation 1/4 circle.

11, according to claim 1, described Liquid metering device, it is characterized in that bottle to be filled [12] is emitted in the square box [13], [13] are placed on the travelling belt [15].

According to claim 1, described Liquid metering device, it is characterized in that 12, travelling belt [15] is driven by left motor [11b], after row's bottle was filled, [11b] rotated, and made the square box stroke that advances, and made another row's bottleneck aim at fluid and chewed [5].