CN200971986Y

CN200971986Y - Three-way valve for adding ink to cartridge

Info

Publication number: CN200971986Y
Application number: CN 200620016943
Authority: CN
Inventors: 刘文荧
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-14
Filing date: 2006-07-14
Publication date: 2007-11-07
Anticipated expiration: 2016-07-14

Abstract

The utility model relates to a three way valve for the jet printer. The three way valve consists of body of the valve with three openings and a valve core inside the valve body. The three channels in the valve body are respectively a No.1, a No.2, and a No.3 channels that are on the same surface; wherein, the No.1 and the No.2 pipes center lines overlap and the No.3 pipe extents out of the valve core and is arranged upright on the other two pipes. The valve core is in the shape of a cylinder which has three vertical holes that are mutually connected in the center, and is connected with the valve handle. The valve body is of round tube, and the center line of the round tube is vertical to the three pipes center lines, and the valve handle is marked with the angles of the valve core. The utility model compared with the prior technology adopts the three way valves and changes the pipes route via the rotation of the handle. When in the normal working condition, the ink box is communicated with the external ink bottle, and the ink from the ink box continually flows into the ink box, and whereas in moving, the connection between the ink box and the ink bottle is cut out.

Description

Print cartridge adds black three-way valve

Technical field

The utility model relates to a kind of office equipment, and particularly a kind of print cartridge that is used for ink-jet printer adds China ink or connects the supplementary equipment that supplies inking device.

Background technique

Traditional ink-jet printer by print cartridge supply ink, is injected into ink droplet ink on the printing paper via spray orifice via the eruption device.When the ink in this print cartridge uses, directly change print cartridge, can continue to print.By the print cartridge of former factory supply, because of the suitable height of price, suitable big of printing person's economic burden in a large number.

When the ink in this print cartridge uses, can fill once more empty cartridge, the way of using has modes such as needle tubing, such as before this case claimant thus creation, the patent No. is 00200890.4, and name is called the principle of introducing in " the ink packing tool of ink-jet printer China ink casket " of utilizing vacuum and convection current empty cartridge is carried out filling.

Simultaneously, also can the company of employing for the print cartridge of way in keeping using in keep a certain amount of ink, adopting this way generally is to utilize an external ink bottle, connect in the print cartridge of a flexible pipe in use, like this, print cartridge is in the process of using, when reducing, the ink in the print cartridge produces degree of vacuum, under the effect of atmospheric pressure, the ink that external print cartridge adds at the bottom of the black three-way valve is delivered in the print cartridge through flexible pipe, makes to keep a certain amount of ink in the print cartridge.

Connect for system two kinds of forms are generally arranged, first kind of form be, external print cartridge adds the sale that fuses of black three-way valve and flexible pipe and printer ink box, for this kind form, because can produce in a large number, so the air in the piping can wait equipment to remove by vacuumizing jar in factory; Also can adopt the patent No. 200320126616.0 of notice of authorization on the 1st December in 2004, the device of title " the automatic serial ink-filling device of multichannel " connects automatically for installing ink additional, and this kind device is also complicated and heavy, but does not have the problem that vacuumizes.

Another kind of form is to install external ink bottle and flexible pipe on original print cartridge additional, this form, and often because be installing additional of operation separately or more a spot of print cartridge, it is bigger to carry volume, and the jar that vacuumizes that weight is heavier waits equipment, and is very inconvenient.

For this reason, there are various relatively simple patent applications to solve the above problems, as the patent No. is 03254511.8, and name is called utilization of introducing in " print cartridge pressurization clean Vaccum ink filler device " and by a tee union, two one-way valves and injector print cartridge is carried out filling.But shortcomings such as there is complex structure equally in this kind device, and annex is various.External ink bottle on the block can and connect flexible pipe with print cartridge and sell, in general, can go out Mo Chu to print cartridge earlier seals, break a seal again when using, but some are arranged is to be inconvenient to seal, like this, the ink in the external ink bottle leaks by the ink outlet port of flexible pipe from print cartridge easily, makes troubles.

Summary of the invention

The technical problems to be solved in the utility model is to provide a kind of simple in structure, in light weight that vacuumize usefulness and can block the print cartridge that ink leaks and add black three-way valve.

The utility model is to solve the technical problem to adopt following technological scheme: a kind of print cartridge adds black three-way valve, and print cartridge adds black three-way valve and forms with the valve body of three ports and the spool in the valve body by one, and described spool is connected with the outer valve handle of valve body.

Three siphunculus are respectively first siphunculus, second siphunculus and three-way pipe on the valve body described in the utility model, three siphunculus center lines at grade, and first siphunculus and the second siphunculus central lines, three-way pipe stretches out and perpendicular to other two siphunculus from spool.

The second siphunculus pipe end place described in the utility model is provided with first flange, and described three-way pipe pipe end place is provided with second flange.

The first siphunculus end described in the utility model is taper and shrinks.

Valve body described in the utility model is a pipe shape, and the pipe center line is vertical with three siphunculus center lines respectively, and described spool is the cylindrical body of a center drilling.

Spool cylindrical body center drilling described in the utility model has three, and three perforate is continuous and perforate is orthogonal, and 90 degree interlace.

Valve handle described in the utility model and spool cylindrical body center line are perpendicular and stagger with three cylindrical body center drillings.

Pipe one end of valve body described in the utility model is provided with a bead screens, and described valve handle root is established the location screens of colliding and connecing with the bead screens.

Valve handle described in the utility model outside sign has the sign of spool threeway orifice angle position signal.

The utility model compared with prior art, owing to adopted three-way valve, rotation interlock valve core rotation by valve handle, the pipeline of the connection of three-way valve is changed, print cartridge is communicated with external ink bottle in work ink supply process, in print procedure, the ink in the external ink bottle can infeed in the print cartridge continuously; When carrying, flow out in order not make the logical spout of printing of ink in the external ink bottle, can pass through three-way valve, the path between external ink bottle and the print cartridge is blocked.

Description of drawings

Fig. 1 is the surface structure schematic representation that the utility model embodiment's print cartridge adds black three-way valve.

Fig. 2 is the utility model embodiment first siphunculus and the second siphunculus UNICOM state sectional structure schematic representation.

Fig. 3 is the utility model embodiment first siphunculus and three-way pipe UNICOM state sectional structure schematic representation.

Fig. 4 is the utility model embodiment second siphunculus and three-way pipe UNICOM state sectional structure schematic representation.

Fig. 5 is three siphunculus UNICOMs of the utility model embodiment state sectional structure schematic representation.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

As shown in Figure 1 be the External view that print cartridge adds an embodiment of black three-way valve, this print cartridge adds black three-way valve and forms with the valve body 1 of three ports and the spool 3 in the valve body by one, the outer valve handle 2 of spool 3 and valve body is connected.Three siphunculus are respectively first siphunculus 11, second siphunculus 12 and the three-way pipe 13 on the valve body 1, three siphunculus center lines at grade, and first siphunculus 11 and second siphunculus, 12 central lines, three-way pipe 13 stretches out and perpendicular to other two siphunculus from spool 3.Also can make off plumb form between the siphunculus, design as required and produce, in general vertical rectangular shape ratio is easier to produce.For convenience siphunculus and other pipe joint engaging and fixing, can be provided with first flange 121 at second siphunculus, 12 pipe end places, be provided with second flange, 131, the first siphunculus 11 at three-way pipe 13 pipe end places and generally be connected, so end generally is designed to the taper collapsed shape with the China ink mouth that adds of print cartridge.

Valve body 1 shown in Fig. 2 to 5 is a pipe shape, and the pipe center line is vertical with three siphunculus center lines respectively, and spool 3 is the cylindrical body of a center drilling; The cylindrical body center drilling of spool 3 has three, and three perforate is continuous and perforate is orthogonal, makes 90 degree that interlace according to the position of three siphunculus.Valve handle 2 is perpendicular and stagger with three cylindrical body center drillings with spool cylindrical body center line, in order to limit the commentaries on classics degree of valve handle 2, can be provided with a bead screens at pipe one end of valve body 1, establish the location screens of colliding and connecing with the bead screens at valve handle 2 roots, so just can limit in some angles of commentaries on classics degree less than circumference of valve handle 2, can avoid some misoperations like this.The sign that the signal of spool threeway orifice angle position is arranged at valve handle 2 outsides sign simultaneously, just more directly perceived when operation like this.

In actual mechanical process, be that a print cartridge is when adding China ink or extracting air for new load for system, following operation: being connected firmly with the flexible pipe that adds China ink as the 3rd straight tube 13 among Fig. 3, the syringe that vacuumizes usefulness, it generally is the syringe of plastics, the part that syringe is used for connecing syringe needle is inserted in figure second straight tube 12, rotation by handle 2, spool 3 is forwarded to as shown in Figure 2 position, the movable slide of outside pull syringe, under the effect of vacuum pressure, the air in the print cartridge flows in the syringe, by first straight tube 11 like this, degree of vacuum in the print cartridge descends, when spool being forwarded to as Fig. 5 or position shown in Figure 2, print cartridge is flexible pipe and the connection of external ink bottle also, and the ink in the external ink cartridge just can enter in the print cartridge.In order to extract the air in system's piping, can transfer spool as shown in Figure 4 in beginning, the air in the flexible pipe system is extracted in advance.From transparent flexible pipe, can see that ink flows to the 3rd straight tube 13 places, at this moment spool angle that just can the crossover tee valve.

By as above operation, just can in the print cartridge and the air in the piping extract, in case in print procedure, stop disconnected ink.

Sometimes, external ink bottle on the block can and connect flexible pipe with print cartridge and sell, in general, can go out Mo Chu to print cartridge earlier seals, break a seal again when using, but some are arranged is to be inconvenient to seal, or used external system, in moving the process of moving, the general inconvenience of sealing that has broken a seal is sealed once more.Like this, the ink in the external ink bottle leaks by the ink outlet port of flexible pipe from print cartridge easily, makes troubles not only waste but also pollution.So a kind of valve must be arranged can be blocked the path in the middle of external ink bottle and the print cartridge in the process of moving.Generally in the process of using, the state of three-way valve is as Fig. 3 or valve position position as shown in Figure 5 during ink supply, if adopt as the valve position position of Fig. 5 stopper of just must jumping a queue at the mouth of pipe place of second straight tube 12, anti-stopping leak is black and leak gas.In the process of moving, just must use spile, can be placed on valve position as Fig. 2 or the position of Fig. 4.

The utility model compared with prior art, owing to adopted three-way valve, rotation interlock valve core rotation by valve handle, the pipeline of the connection of three-way valve is changed, print cartridge is communicated with external ink bottle in work ink supply process, in print procedure, the ink in the external ink bottle can infeed in the print cartridge continuously; When carrying, for the logical spout of printing of ink in the external ink bottle is flowed out, can pass through three-way valve,, so just can prevent that the ink in the external ink bottle from flowing out from the print cartridge ink outlet port by the soft pipe connection print cartridge the blocking-up of the path between external ink bottle and the print cartridge.

Claims

1. a print cartridge adds black three-way valve, it is characterized in that: print cartridge adds black three-way valve and is made up of the spool (3) in a valve body with three ports (1) and the valve body, and described spool (3) is connected with the outer valve handle (2) of valve body.

2. print cartridge according to claim 1 adds black three-way valve, it is characterized in that: last three siphunculus of described valve body (1) are respectively first siphunculus (11), second siphunculus (12) and three-way pipe (13), three siphunculus center lines at grade, and first siphunculus (11) and second siphunculus (12) central lines, three-way pipe (13) stretches out and perpendicular to other two siphunculus from spool (3).

3. print cartridge according to claim 2 adds black three-way valve, it is characterized in that: described second siphunculus (12) pipe end place is provided with first flange (121), and described three-way pipe (13) pipe end place is provided with second flange (131).

4. print cartridge according to claim 3 adds black three-way valve, it is characterized in that: described first siphunculus (11) end is taper and shrinks.

5. print cartridge according to claim 4 adds black three-way valve, it is characterized in that: described valve body (1) is a pipe shape, and the pipe center line is vertical with three siphunculus center lines respectively, and described spool (3) is the cylindrical body of a center drilling.

6. print cartridge according to claim 5 adds black three-way valve, it is characterized in that: described spool (3) cylindrical body center drilling has three, and three perforate is continuous and perforate is orthogonal, and 90 degree interlace.

7. print cartridge according to claim 5 adds black three-way valve, it is characterized in that: described valve handle (2) and spool cylindrical body center line are perpendicular and stagger with three cylindrical body center drillings.

8. print cartridge according to claim 7 adds black three-way valve, it is characterized in that: pipe one end of described valve body (1) is provided with a bead screens, and described valve handle (2) root is established the location screens of colliding and connecing with the bead screens.

9. print cartridge according to claim 7 adds black three-way valve, it is characterized in that: described valve handle (2) outside sign has the sign of spool threeway orifice angle position signal.