CN102398884A - Cooling liquid filling machine - Google Patents
Cooling liquid filling machine Download PDFInfo
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- CN102398884A CN102398884A CN2011102041854A CN201110204185A CN102398884A CN 102398884 A CN102398884 A CN 102398884A CN 2011102041854 A CN2011102041854 A CN 2011102041854A CN 201110204185 A CN201110204185 A CN 201110204185A CN 102398884 A CN102398884 A CN 102398884A
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Abstract
The invention discloses a cooling liquid filling machine. A first interface of a two-position four-way valve is communicated with the atmosphere, a second interface of the two-position four-way valve is connected with a first air pipe, a third interface of the two-position four-way valve is connected with one ventilation opening of a first safety valve through a second air pipe, the other ventilation hole of the first safety valve is communicated with an inner cavity of a liquid storage barrel, a fourth interface of the two-position four-way valve is connected with one ventilation opening of a second safety valve through a third air pipe, the other ventilation opening of the second safety valve is communicated with an inner cavity of a graduated cylinder, the graduated cylinder is communicated with the liquid storage barrel through a liquid supplementing pipe, a liquid outlet of the graduated cylinder is connected with a liquid adding pipe, and the liquid adding pipe is connected with a liquid adding gun. The cooling liquid filling machine can reach the functions of special large-scale filling equipment at lower cost, in addition, the cooling liquid filling efficiency is high, the filling operation is convenient, the leakage cannot be generated during the filling, and the cooling liquid filling machine can be effectively used for the fast and quantitative filling of cooling liquid of electric cars.
Description
Technical field
The present invention relates to a kind of refrigerant fluid charging machine, be used for the electrocar cooling system and add inject cooling liquid fast.
Background technology
At present, new-energy automobiles such as electrocar also are in the small lot advanced development, and the manufacturing scale of new-energy automobile is all very little in the industry, exist kind more, but output is little.Electrocar is when cooling system adds inject cooling liquid, adopts usually artificially to be undertaken by utensils such as wooden dipper, funnels, and not only inconvenient operation, inefficiency, and because of the amount of filling is difficult to control cause refrigerant fluid to spill easily and pollute the cabin.Though special-purpose large-scale topping up device degree of automation is high, filling efficient is fast, equipment drops into expensive, and is hour less economical in electrocar output.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of easy to operate refrigerant fluid charging machine, can be used for the quick filling of electrocar refrigerant fluid effectively.
Technical scheme of the present invention is following: a kind of refrigerant fluid charging machine; Comprise liquid storing barrel (1), two-position four-way valve (2), first tracheae (3), reducing valve (4), second tracheae (5), first safety valve (6), the 3rd tracheae (23), second safety valve (7), measuring tank (8), liquid supplementation pipe (9), liquid-feeding tube (10) and liquid feeding rifle (11); At the top of liquid storing barrel (1) two-position four-way valve (2) is housed; First interface and the atmosphere of this two-position four-way valve (2); Second interface of two-position four-way valve (2) is connected with first tracheae (3); On first tracheae (3), be in series with reducing valve (4); The 3rd interface of said two-position four-way valve (2) is connected with a vent of first safety valve (6) through second tracheae (5); First safety valve (6) is installed in the top of liquid storing barrel (1), and another vent of first safety valve (6) is communicated with the inner chamber of liquid storing barrel (1), and the 4th interface of said two-position four-way valve (2) is connected with a vent of second safety valve (7) through the 3rd tracheae (23); Second safety valve (7) is installed in the top of measuring tank (8), and another vent of second safety valve (7) is communicated with the inner chamber of graduated cylinder (8); Said measuring tank (8) is positioned at the next door of liquid storing barrel (1); Measuring tank (8) is communicated with liquid storing barrel (1) through liquid supplementation pipe (9); And on liquid supplementation pipe (9), be in series with solenoid valve for water (12); Liquid outlet at said measuring tank (8) is connected to liquid-feeding tube (10), and this liquid-feeding tube (10) is connected with liquid feeding rifle (11).
Adopt above technical scheme, liquid storing barrel is the container of splendid attire refrigerant fluid, and the refrigerant fluid in the liquid storing barrel can flow to measuring tank through liquid supplementation pipe.Two-position four-way valve and solenoid valve for water are by the control circuit Control work.When needs were annotated, first initial adjustment reducing valve was with the 6kg/cm that factory supplied
2Air pressure adjustment is to 0.2 kg/cm
2, the pressurized air after the step-down flows to liquid storing barrel through two-position four-way valve, and at the upper space formation pressure of liquid storing barrel, this pressure is pressed into measuring tank with the refrigerant fluid in the liquid storing barrel through liquid supplementation pipe.When the liquid level in the measuring tank rises to the liquid level that is provided with in advance; Control circuit control two-position four-way valve switches; The compressed air channel that will lead to liquid storing barrel is closed, and makes the logical atmosphere of inner chamber of liquid storing barrel, simultaneously; Pressurized air is introduced measuring tank through the 3rd tracheae and second safety valve, form pressure on measuring tank top.At this moment, as long as pull liquid feeding rifle switch, the refrigerant fluid in the measuring tank flows in the cooling system of electrocar through liquid-feeding tube and liquid feeding rifle under compressed-air actuated effect.
After the refrigerant fluid in the measuring tank flowed out, the liquid level in the measuring tank descended, and when reaching the liquid level of setting, the switching-over of control circuit control two-position four-way valve is cut off and led to the pressurized air of measuring tank, and makes measuring tank lead to atmosphere; Meanwhile, open the pressurized air of leading to liquid storing barrel, close the plasmas channel of liquid storing barrel, the liquid with liquid storing barrel is pressed in the measuring tank once more.
This shows that the present invention works according to aforesaid way again and again, can work incessantly; Also can be interrupted work, it is just passable that the workman only need control the switch of liquid feeding rifle, and operation is very easy; And can effectively improve the speed that adds inject cooling liquid, the refrigerant fluid seepage takes place when preventing to annotate.
Fixed outside at said measuring tank (8) is provided with glass tube (13); The top of this glass tube (13) is communicated with the upper end inner chamber of measuring tank (8); The bottom of glass tube (13) is communicated with the lower end inner chamber of measuring tank (8); And be provided with magnetic float (14) in the glass tube (13), last level sensor (15) that matches with this magnetic float (14) and following level sensor (16) all are arranged on the outside of glass tube (13).Glass tube and measuring tank constitute permeator, and the magnetic float in the glass tube matches with last, level sensor, control two-position four-way valve and solenoid valve for water work through control circuit, can automatic guidance add the amount of inject cooling liquid at every turn.
For simplified structure, convenient for assembly, cost-cutting; Outer wall in said measuring tank (8) upper end is fixed with positioning seat (17); The top of glass tube (13) is connected with last positioning seat (17), and is communicated with the inner chamber of measuring tank (8) through the endoporus of last positioning seat (17); Outer wall in said measuring tank (8) lower end is fixed with positioning seat (18) down, and the bottom of glass tube (13) is connected with following positioning seat (18), and the endoporus of positioning seat (18) is communicated with the inner chamber of measuring tank (8) under passing through.
Be provided with the screw mandrel (19) that parallels with it on the next door of said glass tube (13); This screw mandrel (19) passes from last positioning seat (17) from top to bottom; The lower end of screw mandrel (19) and following positioning seat (18) free-running fit; Go up cover at said screw mandrel (19) and load onto level sensor (15) and following level sensor (16), wherein go up level sensor (15) and screw mandrel (19) screw thread fit, and level sensor (16) fixes with screw mandrel (19) down.When the volume of coolant of filling need change, can adjust by rotary screw rod.When rotated in the screw mandrel original place, last level sensor moved up or down, and when last level sensor moved up, the liquid capacity in the measuring tank strengthened, and when last level sensor moved down, the liquid capacity in the measuring tank reduced.
Rotate for the ease of the operation screw mandrel, control hand wheel (20) is housed on the top of said screw mandrel (19).
Said liquid storing barrel (1) and measuring tank (8) all are arranged on the flat bogie (21), on flat bogie (21), are fixed with arm-rest frame (22), and said liquid feeding rifle (11) is mounted on this arm-rest frame (22).Above structure is on the one hand through pushing away or draw arm-rest frame, and it is whole mobile, convenient and labor-saving to control whole device; On the other hand, help the liquid feeding rifle and place, so that take.
Beneficial effect: the present invention is simple in structure, assembling is easy, cheap; Can reach the function of special-purpose large-scale topping up device with very low cost; And the efficient of refrigerant fluid filling is high, and performance is convenient, when filling, seepage can not take place; Not only can be used for quick, the quantitatively filling of electrocar refrigerant fluid effectively, also can be generalized to the cooling motorcycle water manufacturing.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the layout scheme drawing of upper and lower level sensor and magnetic float.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further:
Like Fig. 1, Fig. 2, shown in Figure 3, the present invention by liquid storing barrel 1, two-position four-way valve 2, first tracheae 3, reducing valve 4, second tracheae 5, first safety valve 6, second safety valve 7, the 3rd tracheae 23, measuring tank 8, liquid supplementation pipe 9, liquid-feeding tube 10, liquid feeding rifle 11, solenoid valve for water 12, glass tube 13, magnetic float 14, go up level sensor 15, down level sensor 16, go up positioning seat 17, component set-ups such as positioning seat 18, screw mandrel 19, control hand wheel 20, flat bogie 21 and arm-rest frame 22 down.Wherein the bottom of flat bogie 21 carries four rolling, on flat bogie 21, is installed with arm-rest frame 22, so that move flat bogie 21 through the mode that pushes away or draw.On the flat board of said flat bogie 21, be arranged side by side liquid storing barrel 1 and measuring tank 8, have fluid infusion mouth 1a on the end face of liquid storing barrel 1, can in liquid storing barrel 1, add refrigerant fluid through this fluid infusion mouth 1a.
From Fig. 1, Fig. 2, can know, first safety valve 6, two-position four-way valve 2 and reducing valve 4, the first safety valves 6, two-position four-way valve 2 and reducing valve 4 three's in-lines are installed at the top of liquid storing barrel 1.First interface and the atmosphere of said two-position four-way valve 2, second interface of two-position four-way valve 2 is connected with first tracheae 3, on first tracheae 3, is in series with reducing valve 4.The 3rd interface of two-position four-way valve 2 is connected with a vent of first safety valve 6 through second tracheae 5, and first safety valve 6 is installed in the top of liquid storing barrel 1, and another vent of first safety valve 6 is communicated with the inner chamber of liquid storing barrel 1.First safety valve 6 carries pressure relief opening, and when the pressure in the liquid storing barrel 1 surpassed safety value, pressure relief opening was opened pressure release.The 4th interface of said two-position four-way valve 2 is connected with a vent of second safety valve 7 through the 3rd tracheae 23; Second safety valve 7 is installed in the top of measuring tank 8; Another vent of second safety valve 7 is communicated with the inner chamber of graduated cylinder 8, on second safety valve 7, also is provided with pressure relief opening.The structure and the principle of work of said safety valve 6,7 all adopt prior art, do not do at this and give unnecessary details.
As shown in Figure 1, the top of measuring tank 8 inner chambers also is communicated with the inner chamber of liquid storing barrel 1 through liquid supplementation pipe 9, and on liquid supplementation pipe 9, is in series with solenoid valve for water 12, and this solenoid valve for water 12 is controlled by control circuit with two-position four-way valve 2.Liquid outlet at measuring tank 8 is connected to liquid-feeding tube 10, and this liquid-feeding tube 10 is connected with liquid feeding rifle 11, and liquid feeding rifle 11 is mounted on the arm-rest frame 22.
Like Fig. 1, Fig. 2, shown in Figure 3, be provided with glass tube 13 in the outside of measuring tank 8, in this glass tube 13 magnetic float 14 is housed.The outer wall of said measuring tank 8 upper ends is fixed with positioning seat 17, and the top of glass tube 13 is connected with last positioning seat 17, and is communicated with the upper end inner chamber of measuring tank 8 through the endoporus of last positioning seat 17; Outer wall in said measuring tank 8 lower ends is fixed with positioning seat 18 down, and the bottom of glass tube 13 is connected with following positioning seat 18, and the endoporus of positioning seat 18 is communicated with the lower end inner chamber of measuring tank 8 under passing through.Be provided with screw mandrel 19 on the next door of said glass tube 13, screw mandrel 19 parallels with glass tube 13.On the top of screw mandrel 19 control hand wheel 20 is housed, the lower end of screw mandrel 19 is passed from last positioning seat 17 from top to bottom, and the lower end of screw mandrel 19 and following positioning seat 18 free-running fits.The last level sensor 15 and the following level sensor 16 that match with magnetic float 14 all are sleeved on the screw mandrel 19, and upper and lower level sensor 15,16 all is connected with control circuit.Said level sensor 15 and the following level sensor 16 gone up and gone up the top that level sensor 15 is positioned at level sensor 16 all between last positioning seat 17 and following positioning seat 18.Said level sensor 15 and screw mandrel 19 screws thread fit gone up, and level sensor 16 fixes with screw mandrel 19 down.When through control hand wheel 20 rotary screw rods 19, following level sensor 16 rotates with screw mandrel 19 original places, moves up or down and go up level sensor 15 relative screw mandrels 19, with the sensed position of change with magnetic float 14.
Principle of work of the present invention is following:
At first refrigerant fluid is added the liquid storing barrel 1 from fluid infusion mouth 1a, and liquid storing barrel 1 is filled it up with.When needs added inject cooling liquid to electrocar, first initial adjustment reducing valve 4 was with the 6kg/cm that factory supplied
2Air pressure adjustment is to 0.2 kg/cm
2, the pressurized air after the step-down flows to liquid storing barrel 1 through two-position four-way valve 4 by second tracheae 5, first safety valve 6, forms pressure at the upper space of liquid storing barrel 1, and this pressure is pressed into measuring tank 8 with the refrigerant fluid in the liquid storing barrel 1 through liquid supplementation pipe 9.Rising along with liquid level in the measuring tank 8; When liquid level reached in advance the liquid level that is provided with, magnetic float 14 was near last level sensor 15, last level sensor 15 switch motions; Cut off solenoid valve for water 12 through control circuit, make the refrigerant fluid in the liquid storing barrel 1 stop to flow into measuring tank 8 immediately.Meanwhile, two-position four-way valve 2 actions are cut off on the one hand and are led to the pressurized air of liquid storing barrel 1, and make liquid storing barrel 1 connect atmosphere through second tracheae 5 and two-position four-way valve 2; On the other hand, two-position four-way valve 2 cuts off the plasmas channel of measuring tank 8, and with measuring tank 8 and compressed air communication, makes pressurized air pass through two-position four-way valve 2, the 3rd tracheae 23 and second safety valve 7 and get into two barrel 8.
When electrocar added inject cooling liquid, as long as open liquid feeding rifle 11, refrigerant fluid is discharge bucket 8 under compressed-air actuated effect.Along with the outflow of refrigerant fluid, the liquid level in the measuring tank 8 descends, and magnetic float 14 descends thereupon.When magnetic float 14 during near following level sensor 16, following level sensor 16 switch motions through control circuit control two-position four-way valve 2, are cut off the pressurized air that feeds measuring tank 8, and are opened the plasmas channel of measuring tank 8; Connect the pressurized air of liquid storing barrel 1 simultaneously, close the plasmas channel of liquid storing barrel 1.This moment, solenoid valve for water 12 was in open mode.
Claims (6)
1. refrigerant fluid charging machine; It is characterized in that: two-position four-way valve (2) is housed at the top of liquid storing barrel (1); First interface and the atmosphere of this two-position four-way valve (2); Second interface of two-position four-way valve (2) is connected with first tracheae (3); On first tracheae (3), be in series with reducing valve (4), the 3rd interface of said two-position four-way valve (2) is connected with a vent of first safety valve (6) through second tracheae (5), and first safety valve (6) is installed in the top of liquid storing barrel (1); Another vent of first safety valve (6) is communicated with the inner chamber of liquid storing barrel (1); The 4th interface of said two-position four-way valve (2) is connected with a vent of second safety valve (7) through the 3rd tracheae (23), and second safety valve (7) is installed in the top of measuring tank (8), and another vent of second safety valve (7) is communicated with the inner chamber of graduated cylinder (8); Said measuring tank (8) is positioned at the next door of liquid storing barrel (1); Measuring tank (8) is communicated with liquid storing barrel (1) through liquid supplementation pipe (9); And on liquid supplementation pipe (9), be in series with solenoid valve for water (12); Liquid outlet at said measuring tank (8) is connected to liquid-feeding tube (10), and this liquid-feeding tube (10) is connected with liquid feeding rifle (11).
2. refrigerant fluid charging machine according to claim 1; It is characterized in that: the fixed outside at said measuring tank (8) is provided with glass tube (13); The top of this glass tube (13) is communicated with the upper end inner chamber of measuring tank (8); The bottom of glass tube (13) is communicated with the lower end inner chamber of measuring tank (8); And be provided with magnetic float (14) in the glass tube (13), last level sensor (15) that matches with this magnetic float (14) and following level sensor (16) all are arranged on the outside of glass tube (13).
3. refrigerant fluid charging machine according to claim 2; It is characterized in that: the outer wall in said measuring tank (8) upper end is fixed with positioning seat (17); The top of glass tube (13) is connected with last positioning seat (17), and is communicated with the inner chamber of measuring tank (8) through the endoporus of last positioning seat (17); Outer wall in said measuring tank (8) lower end is fixed with positioning seat (18) down, and the bottom of glass tube (13) is connected with following positioning seat (18), and the endoporus of positioning seat (18) is communicated with the inner chamber of measuring tank (8) under passing through.
4. refrigerant fluid charging machine according to claim 3; It is characterized in that: be provided with the screw mandrel (19) that parallels with it on the next door of said glass tube (13); This screw mandrel (19) passes from last positioning seat (17) from top to bottom; The lower end of screw mandrel (19) and following positioning seat (18) free-running fit; Go up cover at said screw mandrel (19) and load onto level sensor (15) and following level sensor (16), wherein go up level sensor (15) and screw mandrel (19) screw thread fit, and level sensor (16) fixes with screw mandrel (19) down.
5. refrigerant fluid charging machine according to claim 4 is characterized in that: on the top of said screw mandrel (19) control hand wheel (20) is housed.
6. according to the arbitrary described refrigerant fluid charging machine of claim 1 to 5; It is characterized in that: said liquid storing barrel (1) and measuring tank (8) all are arranged on the flat bogie (21); On flat bogie (21), be fixed with arm-rest frame (22), said liquid feeding rifle (11) is mounted on this arm-rest frame (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110204185 CN102398884B (en) | 2011-07-21 | 2011-07-21 | Cooling liquid filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110204185 CN102398884B (en) | 2011-07-21 | 2011-07-21 | Cooling liquid filling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102398884A true CN102398884A (en) | 2012-04-04 |
| CN102398884B CN102398884B (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110204185 Expired - Fee Related CN102398884B (en) | 2011-07-21 | 2011-07-21 | Cooling liquid filling machine |
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| Country | Link |
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| CN (1) | CN102398884B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019497A (en) * | 2018-07-26 | 2018-12-18 | 重庆长安汽车股份有限公司 | A kind of filing provision and method of new-energy automobile dynamical system coolant liquid |
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| US5810213A (en) * | 1997-01-21 | 1998-09-22 | Flores; Salvador | Portable pressurized reservoir supply tank |
| CN201424371Y (en) * | 2009-03-05 | 2010-03-17 | 杭州圣合医疗器械成套有限公司 | Non-stop automatic pressure liquid supplying device |
| CN101709708A (en) * | 2009-12-14 | 2010-05-19 | 江苏双轮泵业机械制造有限公司 | Automatically-controlling liquid-unloading pump |
| CN201506705U (en) * | 2009-09-23 | 2010-06-16 | 上海通用汽车有限公司 | Liquid filling device |
| EP2243744A1 (en) * | 2009-04-23 | 2010-10-27 | Safety-Kleen Italia S.p.A. | Control valve for pressurising and depressurising a container, device for filling or emptying a container and device for closing a container |
| CN202139034U (en) * | 2011-07-21 | 2012-02-08 | 力帆实业(集团)股份有限公司 | Cooling fluid injection device for electric car |
-
2011
- 2011-07-21 CN CN 201110204185 patent/CN102398884B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5810213A (en) * | 1997-01-21 | 1998-09-22 | Flores; Salvador | Portable pressurized reservoir supply tank |
| CN201424371Y (en) * | 2009-03-05 | 2010-03-17 | 杭州圣合医疗器械成套有限公司 | Non-stop automatic pressure liquid supplying device |
| EP2243744A1 (en) * | 2009-04-23 | 2010-10-27 | Safety-Kleen Italia S.p.A. | Control valve for pressurising and depressurising a container, device for filling or emptying a container and device for closing a container |
| CN201506705U (en) * | 2009-09-23 | 2010-06-16 | 上海通用汽车有限公司 | Liquid filling device |
| CN101709708A (en) * | 2009-12-14 | 2010-05-19 | 江苏双轮泵业机械制造有限公司 | Automatically-controlling liquid-unloading pump |
| CN202139034U (en) * | 2011-07-21 | 2012-02-08 | 力帆实业(集团)股份有限公司 | Cooling fluid injection device for electric car |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019497A (en) * | 2018-07-26 | 2018-12-18 | 重庆长安汽车股份有限公司 | A kind of filing provision and method of new-energy automobile dynamical system coolant liquid |
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| CN102398884B (en) | 2013-06-12 |
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