CN216143221U

CN216143221U - Switch valve structure of ink container

Info

Publication number: CN216143221U
Application number: CN202122018595.1U
Authority: CN
Inventors: 黄晓燕
Original assignee: Zhuoke Guangzhou Technology Co ltd
Current assignee: Zhuoke Guangzhou Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-03-29
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses an on-off valve structure of an ink container, which belongs to the technical field of printers, wherein a diaphragm valve is connected with an ink barrel, the diaphragm valve comprises a base, a valve body and a handle, a cavity is arranged in the base, an ink outlet is formed in the middle of the base, a diaphragm ring is arranged between the base and the valve body, a piston shaft is connected to the middle of the diaphragm ring, a spring is arranged on the piston shaft in a penetrating manner, the front end of the piston shaft and the spring are arranged in the valve body in a penetrating manner, the front end of the piston shaft extends to the outside of the valve body to be connected with the handle, an ink outlet nozzle is arranged at the bottom of the base and is communicated with the cavity, and the base is connected with the ink barrel through a connecting piece. The multifunctional diaphragm valve is directly arranged at the ink outlet of the ink barrel or the ink box, and the diaphragm ring of the diaphragm valve can directly control the ink supply or the cut-off of the ink supply system, so that the ink supply system is more convenient to use; the bottom of the diaphragm valve is provided with a plurality of ink outlet nozzles, so that the ink is distributed, and an ink barrel or an ink box can supply ink to a plurality of ink bags at the same time.

Description

Switch valve structure of ink container

Technical Field

The utility model relates to the technical field of printers, in particular to a switch valve structure of an ink container.

Background

The existing ink supply system of printer is mainly composed of ink barrel, ink pump, ink tube, throttle clamp, ink bag and nozzle. As shown in fig. 1, the throttle clamp 20 can only be used on the ink tube 30, and cannot perform the closing and opening functions at the ink outlet 40 of the ink barrel, and when the ink bag and the nozzle are replaced, ink still exists in the ink tube, which causes leakage and waste of ink; the existing ink supply system can not realize the cleaning of the ink tube and the ink bag, and after the ink tube or the ink bag is used for a long time, a lot of ink stains are remained on the inner wall of the ink tube and scabbed, so that ink residue is formed, the ink tube is easily blocked, the ink supply is unsmooth, and the use of a printer is influenced. Therefore, there is a need for a novel multi-functional diaphragm valve that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a switch valve structure of an ink container, and aims to solve the technical problem that the existing ink supply system cannot realize the switch of an ink barrel and an ink box outlet.

In order to achieve the purpose, the utility model provides a switch valve structure of an ink container, wherein a diaphragm valve is connected with an ink barrel, the diaphragm valve comprises a base, a valve body and a handle, a cavity is arranged inside the base, an ink outlet is formed in the middle of the base, a diaphragm ring is arranged between the base and the valve body, a piston shaft is connected to the middle of the diaphragm ring, a spring penetrates through the piston shaft, the front end of the piston shaft and the spring penetrate into the valve body, the front end of the piston shaft extends to the outside of the valve body and is connected with the handle, an ink outlet nozzle is arranged at the bottom of the base and is communicated with the cavity, and the base is connected with the ink barrel through a connecting piece.

Preferably, the base is close to inwards being equipped with the recess on the terminal surface of valve body, place the diaphragm circle in the recess, the recess side is equipped with the spliced pole, the valve body side be equipped with the connecting hole that the spliced pole suits one.

Preferably, the front end of the piston shaft is provided with a mounting hole, the upper portion of the handle is provided with a U-shaped opening, round holes corresponding to the mounting hole are formed in two sides of the U-shaped opening, and the front end of the piston shaft and the handle sequentially penetrate through the round holes and are connected with the mounting hole through pin shafts.

Preferably, the base and the valve body are all provided with a second connecting hole at the periphery, a fastener is arranged in the second connecting hole, and the base and the valve body are fixedly connected by penetrating the second connecting hole through the fastener.

Preferably, the handle can rotate 0-180 degrees on the end face of the valve body, and in the rotating process, the handle can drive the diaphragm ring on the piston shaft to be in contact with or separated from the ink outlet in the base.

Preferably, the upper part of the base is provided with one or two cleaning nozzle plugs, and the ink outlet nozzle plugs are provided with two or three ink outlet nozzle plugs.

Preferably, the connecting piece is a nut, the front end of the inner wall of the connecting piece is a stepped connecting surface, the rear end of the inner wall of the connecting piece is an internal thread surface, the front end of the connecting piece is provided with a notch, and a notch pressing piece is clamped on the notch.

Preferably, the ink outlet in the base extends to the outside of the base to form a base clamping piece, a clamping ring is integrally formed on the outer side of the front end of the base clamping piece, the clamping ring is clamped with a nut, the clamping ring is pressed inside the nut by a notch pressing piece, and the length of the notch is larger than the diameter of the clamping ring.

Preferably, the connector is a sealing ring.

Preferably, the base is equipped with the mounting groove on keeping away from the terminal surface of valve body, the connecting piece card is located in the mounting groove, the connecting piece is with the black mouth interference fit of china ink bucket.

The technical scheme of the utility model has the beneficial effects that:

according to the switch valve structure of the ink container, the diaphragm valve is arranged at the ink outlet of the ink barrel or the ink box, and the diaphragm ring of the diaphragm valve can directly control ink supply or cut-off of an ink supply system, so that the ink supply system is more convenient to use, and meanwhile, the sealing of the diaphragm ring is utilized, so that ink leakage of the ink barrel can be effectively prevented, and waste is avoided; the bottom of the diaphragm valve is provided with a plurality of ink outlet nozzles, so that the ink is distributed, and an ink barrel or an ink box can supply ink to a plurality of ink bags at the same time. On the other hand, the cleaning nozzle is arranged on the base of the diaphragm valve, and the cleaning of the ink tube and the ink bag can be realized.

Drawings

FIG. 1 is a schematic diagram of a prior art embodiment of an on-off valve structure for an ink container according to the present invention;

FIG. 2 is an exploded view of an embodiment of an on-off valve of an ink container according to the present invention;

FIG. 3 is an exploded view of an ink container with a switch valve according to another embodiment of the present invention;

FIG. 4 is a schematic perspective view of an embodiment of an on-off valve structure of an ink container according to the present invention;

FIG. 5 is a schematic diagram of a connecting member and a base of an embodiment of an on-off valve structure of an ink container according to the utility model;

FIG. 6 is a schematic view of an assembly structure of an on-off valve structure of an ink container and an ink tank according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of an ink container with a switch valve according to another embodiment of the present invention;

FIG. 8 is a schematic diagram of a connecting member and a base of another embodiment of an on-off valve structure of an ink container according to the present invention;

FIG. 9 is a schematic view of an assembly structure of an on-off valve structure of an ink container and an ink tank according to another embodiment of the present invention.

In the figure: 100-diaphragm valve, 1-base, 11-ink outlet, 12-groove, 13-connecting column, 14-connecting hole II, 15-cleaning nozzle, 16-base clamping piece, 17-clamping ring, 18-sealing ring, 19-mounting groove, 2-valve body, 21-opening, 3-handle, 31-U-shaped opening, 32-round hole, 4-diaphragm ring, 5-piston shaft, 51-mounting hole, 6-spring, 7-ink outlet nozzle, 8-nut, 81-step connecting surface, 82-internal thread surface, 83-notch, 84-notch pressing piece, 85-clamping block, 86-clamping strip, 9-pin shaft and 10-ink barrel.

Detailed Description

In the following, the embodiments of the present invention will be described in detail with reference to the drawings in the following, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters below refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "upper" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of description and simplification of the description, but do not indicate or imply that the equipment or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first" and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The utility model provides a switch valve structure of an ink container, and referring to fig. 2-5, a diaphragm valve 100 is connected with an ink barrel 10, the diaphragm valve 100 comprises a base 1, a valve body 2 and a handle 3, a cavity is arranged in the base 1, an ink outlet 11 is arranged in the middle of the cavity, a diaphragm ring 4 is arranged between the base 1 and the valve body 2, the middle of the diaphragm ring 4 is connected with a piston shaft 5, a spring 6 is arranged on the piston shaft 5 in a penetrating manner, the front end of the piston shaft 5 and the spring 6 are arranged in the valve body 2 in a penetrating manner, the front end of the piston shaft 5 extends to the outside of the valve body 2 to be connected with the handle 3, an ink outlet nozzle 7 is arranged at the bottom of the base 1, the ink outlet nozzle 7 is communicated with the cavity, and the base 1 is connected with the ink barrel 10 through a connecting piece.

The utility model discloses a multifunctional diaphragm valve, which mainly comprises a base 1, a valve body 2 and a handle 3, and further comprises an ink outlet 11 in the base 1, a diaphragm ring 4 between the base 1 and the valve body 2, a piston shaft 5 on the diaphragm ring 4 and a spring 6 arranged on the piston shaft in a penetrating manner, wherein the front end of the piston shaft 5 and the spring 6 are arranged in the valve body 2 in a penetrating manner, the front end of the piston shaft 5 extends to the outside of the valve body 2 and is connected with the handle 3, the base 1 is of a square structure, one end of the valve body 2 is connected with the base 1 in a square structure, the other end of the valve body is in a cylindrical shape and is contacted with the handle 3, the front end of the valve body 2 is provided with an opening 21, and the handle 3 is arranged in the opening 21.

In addition, the diaphragm ring 4 corresponds to the ink outlet 11 in the middle of the base 1, when ink supply is needed, the diaphragm ring 4 moves through the piston shaft 5, so that the diaphragm ring 4 and the ink outlet 11 are in a separated state, and the ink in the ink outlet 11 flows into the cavity and then flows into the ink sac of the printer through the ink outlet nozzle 7 communicated with the cavity to supply the ink; when the closure is needed, the diaphragm ring 4 moves to the front end of the ink outlet through the piston shaft 5 to block the ink outlet 11, so that the ink outlet 11 is in a sealed state, and the ink in the ink barrel cannot flow into the ink bag, thereby realizing the closure of the ink. Therefore, the diaphragm valve can be widely applied to printers, the diaphragm ring 4 is adopted to seal or open the ink outlet 11, so that ink supply and cut-off of the ink barrel are realized, the base 1 is directly connected with the ink barrel through the connecting piece, and the installation and the use are more convenient. Further ensures that when the ink bag or the nozzle is replaced, no ink is left in the ink tube, and the leakage and waste of the ink are reduced.

In a preferred embodiment, referring to fig. 2-3 and 5-6, the base 1 of the diaphragm valve of the present invention is provided with a groove 12 inward on the end surface close to the valve body 2, the diaphragm ring 4 is placed in the groove 12, the side surface of the groove 12 is provided with a connecting column 13, and the side surface of the valve body 2 is provided with a first connecting hole corresponding to the connecting column 13. The internal structure of the groove is adapted to the structure of the diaphragm ring 4, so that when the diaphragm ring 4 is pressed on the ink outlet 11, the ink outlet 11 is completely sealed, the thickness of the groove 12 is larger than that of the diaphragm ring 4, the diaphragm ring 4 can move towards the valve body 2, the diaphragm ring 4 can be completely separated from the ink outlet 11, and ink in the ink outlet 11 can smoothly flow into the cavity of the base 1; in order to facilitate the installation of the base 1 and the valve body 2, the side surface of the groove 12, namely the end surface of the base 1, is provided with the connecting column 13, and during the installation, the connecting column 13 is firstly inserted into the connecting hole I on the side surface of the valve body 2, so that the base 1 and the valve body 2 are limited, and then the installation is continued.

In a preferred embodiment, referring to fig. 2-3 and 5-6, the front end of the piston shaft 5 of the present invention is provided with a mounting hole 51, the upper portion of the handle 3 is provided with a U-shaped opening 31, round holes 32 corresponding to the mounting hole 51 are arranged on both sides of the U-shaped opening 31, and the front end of the piston shaft 5 and the handle 3 are connected by a pin 9 sequentially passing through the round holes 32 and the mounting hole 51. One end of the piston shaft 5 is connected with the diaphragm ring 4, the other end of the piston shaft is connected with the handle 3, and the diaphragm ring 4 and the ink outlet 11 are controlled to be sealed or opened through the rotation of the handle 3; through setting up mounting hole 51 at piston shaft 5, set up U type opening 31 on 3 upper portions of handle, set up round hole 32 on the board of U type opening 31 both sides, make 5 front ends of piston shaft and handle 3 be connected through round pin axle 9, it is worth noting, U type opening 31 up end sets up to the circular arc type, make things convenient for the rotation of handle 3, further make things convenient for the switch of diaphragm valve, when handle 3 is perpendicular with valve body 2, the diaphragm valve is the open mode, when handle 3 is on same water flat line with valve body 2, the diaphragm valve is the closed mode.

In a preferred embodiment, referring to fig. 2-3 and 5-6, the base 1 and the valve body 2 of the utility model are provided with two connecting holes 14 around each, a fastening member is arranged in the two connecting holes 14, and the base 1 and the valve body 2 are fixedly connected by the fastening member passing through the two connecting holes 14. Four connecting holes 14 on the base 1 and the valve body 2 are respectively arranged and correspond to each other in pairs; wherein, the fastener is not shown in the figure, can be fastening screw or bolt, and when base 1 and valve body 2 were installed, the fastener passed base 1 earlier from the terminal surface of the base 1 who keeps away from valve body 2, again to in the valve body 2, fixed at last can, the installation is simple, convenient.

In a preferred embodiment, referring to fig. 2-3 and 5-6, the handle 3 of the present invention can rotate 0-180 ° on the end surface of the valve body 2, and during the rotation, the handle 3 can drive the diaphragm ring 4 on the piston shaft 5 to contact or separate from the ink outlet 11 in the base 1. Usually, the handle rotation angle is 0 degree, 90 degrees and 180 degrees, when the handle rotates 0 degree and 180 degrees, the effect is the same, the diaphragm ring 4 and the ink outlet 11 are in a separated state, when the handle rotates 90 degrees, the diaphragm ring 4 is in contact with the ink outlet 11, and due to the action of the diaphragm ring 4, the ink outlet 11 can be completely in a sealed state. When the handle 3 rotates, the pin shaft 9 is used as a central shaft to rotate, and the operation is simple.

In a preferred embodiment, referring to FIGS. 2-3 and 5-6, the base 1 of the present invention is provided with one or two cleaning inlet nozzles 15 at the upper portion thereof and two or three ink outlet nozzles 7. One or two cleaning nozzle 15 are arranged on the upper part of the base 1, the cleaning nozzle 15 is also communicated with the cavity in the base 1, a water pipe is connected on the cleaning nozzle 15, when the ink pipe or the ink bag needs to be cleaned, water is injected into the diaphragm valve through the water pipe, and further flows into the ink bag to clean the ink bag, so that the ink pipe and the ink bag are prevented from being blocked. Two or three ink outlet filling nozzles 7 are arranged at the lower part of the base 1, and ink tubes are connected to the ink outlet filling nozzles 7, so that one ink barrel 10 can supply ink for two or three ink bags at the same time.

In a preferred embodiment, referring to fig. 2-4, the connecting member is a nut 8, the front end of the inner wall of the connecting member is a stepped connecting surface 81, the rear end of the inner wall of the connecting member is an internal thread surface 82, the front end of the connecting member is provided with a notch 83, a notch pressing member 84 is clamped on the notch 83, the ink outlet 11 in the base 1 extends towards the outside of the base 1 to form a base clamping member 16, a snap ring 17 is integrally formed on the outer side of the front end of the base clamping member 16, the snap ring 17 is clamped on the nut, the notch pressing member 84 presses the snap ring 17 in the nut 8, and the length of the notch 83 is larger than the diameter of the snap ring 17. The front end aperture of the stepped connection surface 81 is matched with the aperture of the base clamping piece 16, the rear end aperture is matched with the aperture of the clamping ring 17, the thread surface 82 is used for connecting an external thread nozzle 100 on the ink barrel 10, a clamping block 85 for clamping the notch pressing piece 84 is further arranged on the inner side of the notch 83, a clamping strip 86 is arranged on the inner wall of the clamping block 85 in the radial direction, and the clamping block 85 and the clamping strip mainly prevent the notch pressing piece 84 from falling off after installation; wherein, base fastener 16 is cylindrical, and its external diameter is less than snap ring 17 external diameter, for the convenience snap ring 17 can block in incision 83 fast, makes the length of incision 83 be greater than snap ring 17's diameter. When the nut 8 is connected with the base 1, the clamping ring 17 moves to the position above the notch 83, the clamping ring 17 is pressed downwards to enable the clamping ring 17 to be clamped at the front end of the nut, and then the notch pressing piece 84 is installed on the notch to enable the base 1 to be fixedly installed at the front end of the nut 8; when the nut 8 is detached from the base 1, the notch pressing piece 84 is firstly slid and moved out towards the base 1, and then the snap ring 17 is upwards taken out, so that the base 1 and the nut 8 are convenient to mount and dismount.

Example 2

The utility model also provides a switch valve structure of the ink container, referring to fig. 6-9, the diaphragm valve is connected with the ink barrel 10, the diaphragm valve comprises a base 1, a valve body 2 and a handle 3, a cavity is arranged in the base 1, the middle part of the base is provided with an ink outlet 11, a membrane ring 4 is installed between the base 1 and the valve body 2, the middle part of the membrane ring 4 is connected with a piston shaft 5, a spring 6 is arranged on the piston shaft 5 in a penetrating manner, the front end of the piston shaft 5 and the spring 6 are arranged in the valve body 2 in a penetrating manner, the front end of the piston shaft 5 extends to the outside of the valve body 2 and is connected with a handle 3, the bottom of the base 1 is provided with an ink outlet nozzle 7, the ink outlet nozzle 7 is communicated with a cavity, the base 1 is connected with an ink barrel 10 through a connecting piece 8, the connecting piece is a sealing ring 18, specifically, the O-shaped sealing ring is arranged, the end face of the base 1 far away from the valve body 2 is provided with a mounting groove 19, the connecting piece is clamped in the mounting groove 19, and the connecting piece is in interference fit with the ink outlet nozzle of the ink barrel 10. When the base 1 is connected with the ink barrel 10, the ink outlet nozzle of the ink barrel 10 is clamped between the mounting groove 18 and the sealing ring 18, the sealing ring 18 and the ink outlet nozzle of the ink barrel 10 are in interference fit, and the base 1 is guaranteed not to fall off from the ink outlet nozzle of the ink barrel 10 after being mounted.

The specific structure of the multifunctional membrane valve in this embodiment refers to embodiment 1, and this embodiment also adopts the technical solutions of all embodiments of embodiment 1, so that at least all technical effects brought by the technical solutions of the above embodiments are achieved, and therefore, detailed description is not repeated.

The above description is only a part of or preferred embodiments of the present invention, and neither the text nor the drawings should be construed as limiting the scope of the present invention, and all equivalent structural changes, which are made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an on-off valve structure of ink container, diaphragm valve and china ink bucket are connected which characterized in that: the diaphragm valve includes base, valve body and handle, the inside cavity that is of base, its middle part is equipped with out the china ink mouth, install the diaphragm circle between base and the valve body, diaphragm circle middle part is connected with the piston shaft, wear to be equipped with the spring on the piston shaft, the front end of piston shaft and spring wear to establish in the valve body, the front end of piston shaft extend to the valve body outside with the handle is connected, the base bottom is equipped with out the china ink and inserts the mouth, go out the china ink and insert the mouth with the cavity intercommunication, the base passes through the connecting piece and is connected with the china ink bucket.

2. The switch valve structure according to claim 1, wherein a groove is formed inwards on the end face of the base close to the valve body, a membrane ring is placed in the groove, a connecting column is arranged on the side face of the groove, and a first connecting hole matched with the connecting column is formed in the side face of the valve body.

3. The switch valve structure according to claim 1, wherein the front end of the piston shaft is provided with a mounting hole, the upper portion of the handle is provided with a U-shaped opening, round holes corresponding to the mounting hole are formed in two sides of the U-shaped opening, and the front end of the piston shaft and the handle are connected through the round holes and the mounting hole in sequence through pin shafts.

4. The switch valve structure according to claim 1, wherein the base and the valve body are provided with a second connecting hole all around, a fastener is arranged in the second connecting hole, and the base and the valve body are fixedly connected through the second connecting hole by the fastener.

5. The switch valve structure according to claim 1, wherein the handle can rotate 0-180 ° on the end face of the valve body, and during the rotation, the handle can drive the diaphragm ring on the piston shaft to contact or separate from the ink outlet in the base.

6. The on-off valve structure according to claim 1, wherein the base is provided at an upper portion thereof with one or two cleaning nozzle units, and the ink outlet nozzle unit is provided at two or three.

7. The structure of an on-off valve as claimed in claim 1, wherein the connecting member is a nut, the front end of the inner wall of the connecting member is a stepped connecting surface, the rear end is an internal threaded surface, the front end of the connecting member is provided with a notch, and a notch pressing member is engaged with the notch.

8. The switch valve structure according to claim 1, wherein the ink outlet in the base extends to the outside of the base to form a base clamping piece, a clamping ring is integrally formed on the outer side of the front end of the base clamping piece, the clamping ring is clamped with the nut, the clamping ring is pressed in the nut through a notch pressing piece, and the length of the notch is larger than the diameter of the clamping ring.

9. The switching valve structure according to claim 1, wherein the connecting member is a packing.

10. The switch valve structure according to claim 1 or 9, wherein an installation groove is provided on an end surface of the base away from the valve body, the connecting member is clamped in the installation groove, and the connecting member is in interference fit with an ink outlet of the ink tank.