CN205049981U - Device is added to liquid medicine ration - Google Patents

Device is added to liquid medicine ration Download PDF

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Publication number
CN205049981U
CN205049981U CN201520661139.0U CN201520661139U CN205049981U CN 205049981 U CN205049981 U CN 205049981U CN 201520661139 U CN201520661139 U CN 201520661139U CN 205049981 U CN205049981 U CN 205049981U
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liquid
making
liquid level
case
level switch
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张淋
程强强
黄洪杰
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Jiangsu Baoxin Technology Co.,Ltd.
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SUZHOU BOAMAX INDUSTRY Co Ltd
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Abstract

The utility model relates to a chemical treatment equipment field discloses a device is added to liquid medicine ration, including feed liquor mechanism, the ration case, removal device, treat liquid feeding case and controller, feed liquor mechanism includes feed liquor pipe and feed liquor valve, install the feed liquor valve on the feed liquor pipe, feed liquor pipe and quantitative case intercommunication, removal device includes fluid -discharge tube and flowing back adjustment Assembly, flowing back adjustment Assembly sets up on the fluid -discharge tube, fluid -discharge tube one end and quantitative case intercommunication, the fluid -discharge tube other end communicates with treating the liquid feeding case, be equipped with liquid level switch and liquid level observation tube on the ration case, liquid level switch sends a signal to the controller when the liquid level reaches the liquid level switch position, the controller controls opening and cutting out of feed liquor valve and flowing back valve, the utility model discloses can realize adding accurate, control is convenient, the calibration is convenient, the cost is lower, manufacturings is simple, just satisfies all applicable purposes of different liquid medicine additions.

Description

A kind of liquid medicine quantitative adding set
Technical field
The utility model relates to chemical-treating facility field, particularly relates to a kind of liquid medicine quantitative adding set.
Background technology
In field of photovoltaic technology, usually need to carry out various wet processing to solar cell substrate, such as, wet etching trimming etc.Equally, in printed circuit board (PCB) (PCB) technical field, printed circuit board is important electronic unit, is the supporter of electronic devices and components, is the supplier of electronic devices and components electrical connection, also needs to carry out multistep wet processing.In wet processing process, the chemical liquid adding various corresponding composition, concentration value must be needed, and whether accurate quality and the rework rate that directly can affect product of the concentration of chemical liquid.
Along with the raising required product quality, to the precision also corresponding raising of chemical liquid concentration, thus also require accurately to add chemical liquid concentration, interpolation liquid mode of the prior art mainly adopts quantitative pump to add, but, existing quantitative pump generally all adopts the comparatively complicated structure such as speed gear or screw rod to reach the object quantitatively exported, and not only acquisition cost is high, degree of accuracy is not high, and is not easy to measure and calibration.
In addition, the liquid of preset volume can only be added according to output counting in prior art, each liquid addition is fixing, be not easy to regulate and process stabilizing, if liquid addition changes, then need to adopt different adding sets, increase the labour intensity of workman, also not easily realize robotization, processing management, cause production efficiency low, the modern production development trend of robotization, intensive management can not be adapted to.。
Given this, be necessary to research and develop a kind of liquid medicine quantitative adding set, can realize adding accurately, control convenient, calibration is convenient, cost is lower, manufacture is simple, and meets the object that different liquid addition is all suitable for.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of liquid medicine quantitative adding set, can realize adding accurately, control convenient, calibration is convenient, cost is lower, manufacture is simple, and meets the object that different liquid addition is all suitable for.
In order to solve the problems of the technologies described above, the utility model provides a kind of liquid medicine quantitative adding set, comprise feed liquor mechanism, quantitative case, drainage mechanism, treat liquid feeding case and controller, described feed liquor mechanism comprises feed tube and liquid feed valve, described feed tube is provided with described liquid feed valve, described feed tube is communicated with described quantitative case, described drainage mechanism comprises discharging tube and discharge opeing adjustment member, described discharge opeing adjustment member is arranged on described discharging tube, described discharging tube one end is communicated with described quantitative case, with described, the described discharging tube other end treats that liquid feeding case is communicated with, described quantitative case is provided with level switch and liquid level observation pipe, described level switch sends signal when liquid level reaches level switch position to described controller, described controller controls the opening and closing of described liquid feed valve and described tapping valve.
Preferably, it is individual that the quantity of described discharging tube and described discharge opeing adjustment member is N (N > 1), wherein 1 described discharge opeing adjustment member is tapping valve, discharge opeing adjustment member described in all the other comprises tapping valve and is arranged on the current limliting joint of tapping valve water outlet, and described current limliting joint controls the flow velocity of liquid.
Preferably, the quantity of described discharging tube and described discharge opeing adjustment member is 1, and described discharge opeing adjustment member is tapping valve, or described discharge opeing adjustment member comprises tapping valve and current limliting joint, and described current limliting joint is arranged on tapping valve water outlet.
Particularly, described current limliting joint comprises by making sleeve, by making O-ring seal, flow regulator pieces, flow regulator pieces O-ring seal, by making nut and by making flange, described by making sleeve lower surface be provided with the first groove, described first groove is placed described by making O-ring seal, described flow regulator pieces upper end is inserted in described by making in sleeve, described flow regulator pieces lower surface is provided with the second groove, described second groove places described flow regulator pieces O-ring seal, described flow regulator pieces lower surface is close to described by making flange upper surface, described by making flange run through described by making nut, described by making the internal thread of nut and described by making the external thread of sleeve be connected.
In detail, be provided with through hole in the middle of described flow regulator pieces, the epimere of described through hole is conical bore, and the hypomere of described through hole is cylindrical hole, and wherein, coning angle is 80 ° ~ 130 °, and the cylindrical hole degree of depth is 3 ~ 10 times of cylindrical hole aperture.
Preferably, described level switch is photoelectric liquid-level switch, float type level switch, capacitor hydraulic switch, ultrasonic liquid level switch or static pressure type level switch, the quantity of described level switch is 3, identify liquid level H1, liquid level H2, liquid level H3 successively from top to bottom, the spacing of described liquid level H2 ~ H3 is 10 ~ 50mm, and the spacing of described liquid level H1 ~ H2 is 10 ~ 30mm.
Preferably, described quantitative case is also provided with run-down pipe and ventilation mouth, described run-down pipe is communicated with described quantitative case and describedly treats liquid feeding case, and described run-down pipe mouth of pipe height is greater than described liquid level H1 height.
In detail, described discharging tube and describedly treat that liquid feeding case junction is provided with an observation tube, described observation tube one end connects described discharging tube, treats in liquid feeding case described in the described observation tube other end passes into.
Further, described controller comprises timing module, computing module and control module, and described timing module is connected with described control module respectively with described computing module, and described timing module is connected with described computing module.
A kind of liquid medicine quantitative adding set of the present utility model, has following beneficial effect:
1. a kind of liquid medicine quantitative adding set of the present utility model adopts discharge opeing adjustment member to control liquid flow velocity, can not only meet an addition larger time Rapid Freon-feeding demand, and can meet addition less or needs interpolation speed is slower time the demand of quantitatively adding, realize the object that point magnitude designs according to addition is different.
2. the structure of a kind of liquid medicine quantitative adding set of the present utility model is simple, and because most of liquid is all corrosive, operator without the need to contacting liquid, ensure that the personal safety of operator when operating.
3. adopt the structure increasing flow regulator pieces in by order in the current limliting joint of a kind of liquid medicine quantitative adding set of the present utility model, achieve the effect that liquid medicine flow is stable gently.
4. a kind of liquid medicine quantitative adding set of the present utility model adopts level switch monitoring liquid level, realizes high-precision automatic and controls.
5. a kind of liquid medicine quantitative adding set of the present utility model can realize adding accurately, control convenient, calibration is convenient, cost is lower, manufacture is simple, and meets the object that different liquid addition is all suitable for.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the example structure schematic diagram of a kind of liquid medicine quantitative adding set of the utility model;
Fig. 2 is the structural representation of current limliting joint in a kind of liquid medicine quantitative adding set of the utility model;
In figure: 1-total valve, 2-liquid feed valve, the quantitative case of 3-, 4-level switch, 5-liquid level observation pipe, 6-run-down pipe, 7-tapping valve, 8-observation tube, 9-current limliting joint, 10-ventilation mouth, 11-liquid bath body to be added, 91-is by making sleeve, 92-by making O-ring seal, 93-flow regulator pieces, 94-flow regulator pieces O-ring seal, 95-is by making nut, and 96-is by making flange.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of the utility model protection.
Embodiment one:
As Fig. 1, shown in Fig. 2, the utility model provides a kind of liquid medicine quantitative adding set, comprise feed liquor mechanism, quantitative case 3, drainage mechanism, treat liquid feeding case 11 and controller, described feed liquor mechanism comprises feed tube and liquid feed valve 2, described feed tube is provided with described liquid feed valve 2, described feed tube is communicated with described quantitative case 3, described feed tube extends at the bottom of the case of described quantitative case 3, described drainage mechanism comprises discharging tube and discharge opeing adjustment member, described discharge opeing adjustment member is arranged on described discharging tube, described discharging tube one end is communicated with described quantitative case 3, with described, the described discharging tube other end treats that liquid feeding case 11 is communicated with, described quantitative case 3 is provided with level switch 4 and liquid level observation pipe 5, described level switch 4 is fixed on described liquid level observation pipe 5, described level switch 4 can send signal when liquid level reaches level switch 4 position to described controller, described controller is for controlling the opening and closing of described liquid feed valve 2 and described tapping valve 7.
Equal 2 of the quantity of described discharging tube and described discharge opeing adjustment member, wherein 1 described discharge opeing adjustment member is tapping valve 7, discharge opeing adjustment member described in another comprises tapping valve 7 and is arranged on the current limliting joint 9 of tapping valve 7 water outlet, and described current limliting joint 9 is for controlling the flow velocity of liquid.
Described current limliting joint 9 comprises by making sleeve 91, by making O-ring seal 92, flow regulator pieces 93, flow regulator pieces O-ring seal 94, by making nut 95 and by making flange 96, described by making sleeve 91 lower surface be provided with the first groove, described first groove is described by making O-ring seal 92 for placing, described flow regulator pieces 93 upper end is inserted in described by making in sleeve 91, described flow regulator pieces 93 lower surface is provided with the second groove, described second groove is for placing described flow regulator pieces O-ring seal 94, described flow regulator pieces 93 lower surface is close to described by making flange 96 upper surface, described by making flange 96 run through described by making nut 95, described by making the internal thread of nut 95 and described by making the external thread of sleeve 91 be connected.Be provided with through hole in the middle of described flow regulator pieces 93, the epimere of described through hole is conical bore, and the hypomere of described through hole is cylindrical hole, and wherein, coning angle is 80 °, and the cylindrical hole degree of depth is 3 times of cylindrical hole aperture.
Described level switch 4 is photoelectric liquid-level switch, described photoelectric liquid-level switch adopts infra-red detection technology to make, the quantity of described level switch 4 is 3, identify liquid level H1, liquid level H2, liquid level H3 successively from top to bottom, during normal operating conditions, liquid liquid level requires to control between liquid level H2 ~ H3, and the spacing of described liquid level H2 ~ H3 is 30mm, when liquid level sends fault-signal lower than level switch 4 described during liquid level H3; In addition, the spacing of described liquid level H1 ~ H2 is 10mm, and when liquid level arrives liquid level H1, described level switch 4 also sends fault-signal, and the less control errors that abnormal conditions can be caused of spacing of therefore liquid level H1 ~ H2 is among a small circle.
Described quantitative case 3 is also provided with run-down pipe 6 and ventilation mouth 10, described run-down pipe 6 is communicated with described quantitative case 3 and describedly treats liquid feeding case 11, and described run-down pipe 6 mouth of pipe height is greater than described liquid level H1 height.
Described discharging tube and describedly treat that liquid feeding case 11 junction is provided with an observation tube 8, described observation tube 8 adopts the transparent material of resistance corrosion to make, be convenient to directly observe liquid level, described observation tube 8 one end connects described discharging tube, treats in liquid feeding case 11 described in described observation tube 8 other end passes into.
Described controller comprises timing module, computing module and control module, and described timing module is connected with described control module respectively with described computing module, and described timing module is connected with described computing module.
Described liquid feed valve 2 and described tapping valve 7 are normally-closed pneumatic valve, described feed tube is also provided with total valve 1, described total valve 1 is manually-operated gate, described total valve 1 controls the flowing velocity of liquid by the size changing flow area, ensures the speed that speed that liquid enters quantitative case 3 is greater than liquid and discharges from quantitative case 3.
Embodiment two:
As Fig. 1, shown in Fig. 2, the utility model provides a kind of liquid medicine quantitative adding set, comprise feed liquor mechanism, quantitative case 3, drainage mechanism, treat liquid feeding case 11 and controller, described feed liquor mechanism comprises feed tube and liquid feed valve 2, described feed tube is provided with described liquid feed valve 2, described feed tube is communicated with described quantitative case 3, described feed tube extends at the bottom of the case of described quantitative case 3, described drainage mechanism comprises discharging tube and discharge opeing adjustment member, described discharge opeing adjustment member is arranged on described discharging tube, described discharging tube one end is communicated with described quantitative case 3, with described, the described discharging tube other end treats that liquid feeding case 11 is communicated with, described quantitative case 3 is provided with level switch 4 and liquid level observation pipe 5, described level switch 4 is fixed on described liquid level observation pipe 5, described level switch 4 can send signal when liquid level reaches level switch 4 position to described controller, described controller is for controlling the opening and closing of described liquid feed valve 2 and described tapping valve 7.
Equal 2 of the quantity of described discharging tube and described discharge opeing adjustment member, wherein 1 described discharge opeing adjustment member is tapping valve 7, discharge opeing adjustment member described in another comprises tapping valve 7 and is arranged on the current limliting joint 9 of tapping valve 7 water outlet, and described current limliting joint 9 is for controlling the flow velocity of liquid.
Described current limliting joint 9 comprises by making sleeve 91, by making O-ring seal 92, flow regulator pieces 93, flow regulator pieces O-ring seal 94, by making nut 95 and by making flange 96, described by making sleeve 91 lower surface be provided with the first groove, described first groove is described by making O-ring seal 92 for placing, described flow regulator pieces 93 upper end is inserted in described by making in sleeve 91, described flow regulator pieces 93 lower surface is provided with the second groove, described second groove is for placing described flow regulator pieces O-ring seal 94, described flow regulator pieces 93 lower surface is close to described by making flange 96 upper surface, described by making flange 96 run through described by making nut 95, described by making the internal thread of nut 95 and described by making the external thread of sleeve 91 be connected.Be provided with through hole in the middle of described flow regulator pieces 93, the epimere of described through hole is conical bore, and the hypomere of described through hole is cylindrical hole, and wherein, coning angle is 130 °, and the cylindrical hole degree of depth is 10 times of cylindrical hole aperture.
Described level switch 4 is float type level switch, described photoelectric liquid-level switch adopts infra-red detection technology to make, the quantity of described level switch 4 is 3, identify liquid level H1, liquid level H2, liquid level H3 successively from top to bottom, during normal operating conditions, liquid liquid level requires to control between liquid level H2 ~ H3, and the spacing of described liquid level H2 ~ H3 is 50mm, when liquid level sends fault-signal lower than level switch 4 described during liquid level H3; In addition, the spacing of described liquid level H1 ~ H2 is 20mm, and when liquid level arrives liquid level H1, described level switch 4 also sends fault-signal, and the less control errors that abnormal conditions can be caused of spacing of therefore liquid level H1 ~ H2 is among a small circle.
Described quantitative case 3 is also provided with run-down pipe 6 and ventilation mouth 10, described run-down pipe 6 is communicated with described quantitative case 3 and describedly treats liquid feeding case 11, and described run-down pipe 6 mouth of pipe height is greater than described liquid level H1 height.
Described discharging tube and describedly treat that liquid feeding case 11 junction is provided with an observation tube 8, described observation tube 8 adopts the transparent material of resistance corrosion to make, be convenient to directly observe liquid level, described observation tube 8 one end connects described discharging tube, treats in liquid feeding case 11 described in described observation tube 8 other end passes into.
Described controller comprises timing module, computing module and control module, and described timing module is connected with described control module respectively with described computing module, and described timing module is connected with described computing module.
Described liquid feed valve 2 and described tapping valve 7 are normally-closed pneumatic valve, described feed tube is also provided with total valve 1, described total valve 1 is manually-operated gate, described total valve 1 controls the flowing velocity of liquid by the size changing flow area, ensures the speed that speed that liquid enters quantitative case 3 is greater than liquid and discharges from quantitative case 3.
A kind of liquid medicine quantitative adding set of the present utility model, has following beneficial effect:
1. a kind of liquid medicine quantitative adding set of the present utility model adopts discharge opeing adjustment member to control liquid flow velocity, can not only meet an addition larger time Rapid Freon-feeding demand, and can meet addition less or needs interpolation speed is slower time the demand of quantitatively adding, realize the object that point magnitude designs according to addition is different.
2. the structure of a kind of liquid medicine quantitative adding set of the present utility model is simple, and because most of liquid is all corrosive, operator without the need to contacting liquid, ensure that the personal safety of operator when operating.
3. adopt the structure increasing flow regulator pieces in by order in the current limliting joint of a kind of liquid medicine quantitative adding set of the present utility model, achieve the effect that liquid medicine flow is stable gently.
4. a kind of liquid medicine quantitative adding set of the present utility model adopts level switch monitoring liquid level, realizes high-precision automatic and controls.
5. a kind of liquid medicine quantitative adding set of the present utility model can realize adding accurately, control convenient, calibration is convenient, cost is lower, manufacture is simple, and meets the object that different liquid addition is all suitable for.
The above is preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.

Claims (9)

1. a liquid medicine quantitative adding set, is characterized in that, comprises feed liquor mechanism, quantitatively case (3), drainage mechanism, treats liquid feeding case (11) and controller,
Described feed liquor mechanism comprises feed tube and liquid feed valve (2), described feed tube is provided with described liquid feed valve (2), and described feed tube is communicated with described quantitative case (3),
Described drainage mechanism comprises discharging tube and discharge opeing adjustment member, described discharge opeing adjustment member is arranged on described discharging tube, described discharging tube one end is communicated with described quantitative case (3), with described, the described discharging tube other end treats that liquid feeding case (11) is communicated with
Described quantitative case (3) is provided with level switch (4) and liquid level observation pipe (5).
2. liquid medicine quantitative adding set according to claim 1, is characterized in that, it is individual that the quantity of described discharging tube and described discharge opeing adjustment member is N (N > 1),
Wherein 1 described discharge opeing adjustment member is tapping valve (7), discharge opeing adjustment member described in all the other comprises tapping valve (7) and is arranged on the current limliting joint (9) of tapping valve (7) water outlet, and described current limliting joint (9) controls the flow velocity of liquid.
3. liquid medicine quantitative adding set according to claim 1, is characterized in that, the quantity of described discharging tube and described discharge opeing adjustment member is 1,
Described discharge opeing adjustment member is tapping valve (7), or described discharge opeing adjustment member comprises tapping valve (7) and current limliting joint (9), described current limliting joint (9) is arranged on tapping valve (7) water outlet.
4. the liquid medicine quantitative adding set according to Claims 2 or 3, it is characterized in that, described current limliting joint (9) comprises by making sleeve (91), by making O-ring seal (92), flow regulator pieces (93), flow regulator pieces O-ring seal (94), by making nut (95) and by making flange (96), described by making sleeve (91) lower surface be provided with the first groove, described first groove is placed described by making O-ring seal (92), described flow regulator pieces (93) upper end is inserted in described by making in sleeve (91), described flow regulator pieces (93) lower surface is provided with the second groove, described second groove places described flow regulator pieces O-ring seal (94), described flow regulator pieces (93) lower surface is close to described by making flange (96) upper surface, described by making flange (96) run through described by making nut (95), described by making the internal thread of nut (95) and described by making the external thread of sleeve (91) be connected.
5. liquid medicine quantitative adding set according to claim 4, it is characterized in that, through hole is provided with in the middle of described flow regulator pieces (93), the epimere of described through hole is conical bore, the hypomere of described through hole is cylindrical hole, wherein, coning angle is 80 ° ~ 130 °, and the cylindrical hole degree of depth is 3 ~ 10 times of cylindrical hole aperture.
6. liquid medicine quantitative adding set according to claim 1 or 5, it is characterized in that, described level switch (4) is photoelectric liquid-level switch, float type level switch, capacitor hydraulic switch, ultrasonic liquid level switch or static pressure type level switch, the quantity of described level switch (4) is 3, identify liquid level H1, liquid level H2, liquid level H3 successively from top to bottom, the spacing of described liquid level H2 ~ H3 is 10 ~ 50mm, and the spacing of described liquid level H1 ~ H2 is 10 ~ 30mm.
7. liquid medicine quantitative adding set according to claim 6, it is characterized in that, described quantitative case (3) is also provided with run-down pipe (6) and ventilation mouth (10), described run-down pipe (6) is communicated with described quantitative case (3) and describedly treats liquid feeding case (11), and described run-down pipe (6) mouth of pipe height is greater than described liquid level H1 height.
8. the liquid medicine quantitative adding set according to claim 1 or 7, it is characterized in that, described discharging tube and describedly treat that liquid feeding case (11) junction is provided with an observation tube (8), described observation tube (8) one end connects described discharging tube, treats in liquid feeding case (11) described in described observation tube (8) other end passes into.
9. liquid medicine quantitative adding set according to claim 8, it is characterized in that, described controller comprises timing module, computing module and control module, and described timing module is connected with described control module respectively with described computing module, and described timing module is connected with described computing module.
CN201520661139.0U 2015-08-28 2015-08-28 Device is added to liquid medicine ration Active CN205049981U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105116929A (en) * 2015-08-28 2015-12-02 苏州宝馨科技实业股份有限公司 Liquid medicine quantitative adding device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105116929A (en) * 2015-08-28 2015-12-02 苏州宝馨科技实业股份有限公司 Liquid medicine quantitative adding device and method

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Address after: 215300 No. 35, Gongxing Hebei Road, Jingjiang Economic and Technological Development Zone, Taizhou City, Jiangsu Province

Patentee after: Jiangsu Baoxin Technology Co.,Ltd.

Address before: 215151 No. 17, Shiyang Road, Hushuguan Economic Development Zone, high tech Zone, Suzhou, Jiangsu

Patentee before: SUZHOU BOAMAX TECHNOLOGIES INDUSTRIAL Co.,Ltd.