CN207594588U

CN207594588U - Direct-fluid-supply writing

Info

Publication number: CN207594588U
Application number: CN201720955750.3U
Authority: CN
Inventors: 陈增乐
Original assignee: Shanghai Hero Pen Factory Lishui Co Ltd
Current assignee: Shanghai Hero Pen Factory Lishui Co Ltd
Priority date: 2017-08-02
Filing date: 2017-08-02
Publication date: 2018-07-10
Anticipated expiration: 2027-08-02

Abstract

This application discloses a kind of direct-fluid-supply writings, including water receiver, pen item, further include sealing ring, it is placed in the water receiver in pen item, an ink storehouse is connected to outside pen item with detachably unloading, air inlet duct is provided on the outside of water receiver, described air inlet duct one end is communicated with ink storehouse, the other end is communicated with outside atmosphere, water receiver is sleeved on outside the sealing ring close to one end of ink storehouse, sealing ring outer wall is close to pen item inner wall；Through-hole is provided in water receiver, diversion conduit is equipped in through-hole, both ends are respectively communicated with nib and ink storehouse；The cross-sectional area of the air inlet duct and sealing ring corresponding part is 0.005mm²~0.015mm²；The air admission hole of no less than 2 is further included, the air admission hole is set on water receiver, and the channel of air inlet duct is entered as outside atmosphere；Multiple annular grooves are provided on the periphery of the water receiver.The utility model be discharged when writing it is smooth and will not ink leak, required precision is low during production and processing, ink use up after through plus Mo Houke be continuing with.

Description

Direct-fluid-supply writing

Technical field

The utility model is related to a kind of pen more particularly to a kind of direct-fluid-supply writings.

Background technology

Direct-fluid-supply writing (including pen, ballpoint pen) is increasingly welcome now by consumers in general, presently commercially available direct-liquid type Pen is all using the sealing means of the outer nested pen item of water receiver, and when mated condition of water receiver and pen item determines writing goes out Ink whether it is smooth and whether leak.If water receiver is cooperation tension with pen item, cause to write out of ink not smooth even not out of ink Phenomenon；If existing gap is excessive between water receiver and pen item, the gap that ink can be between water receiver and pen item leaks out.

Since water receiver and pen item are all by ABS PP injection moldings, when the machining accuracy error of part and production The operating error of master worker, therefore many direct-fluid-supply writings there is leak in manufacture or writing is discharged the problem of having some setbacks； Simultaneously there is effect of expanding with heat and contract with cold in water receiver with pen item, some can write in manufacture is discharged smooth and watertight direct-liquid type Pen, due to the change of local environment, the gap between water receiver and pen item changes, and ink leakage or writing water outlet occurs Have some setbacks phenomenon.

Utility model content

The utility model is in view of the above-mentioned problems, propose a kind of direct-fluid-supply writing.

The technical solution that the utility model is taken is as follows：

A kind of direct-fluid-supply writing, including water receiver, pen item, which is characterized in that further include sealing ring, be placed in the water receiver In item, pen item is circumscribed with an ink storehouse, is provided with air inlet duct on the outside of water receiver, described air inlet duct one end is communicated with ink storehouse, separately One end is communicated with outside atmosphere, water receiver is sleeved on outside the sealing ring close to one end of ink storehouse, sealing ring outer wall is close to pen item Inner wall；Through-hole is provided in water receiver, through-hole one end is communicated with ink storehouse, another to be terminated with nib.

Due to increasing a sealing ring between pen item and water receiver so that gap between pen item and water receiver is opposite to be increased Add, the channel that such outside atmosphere enters in pen is bigger, and outside atmosphere enters ink more easily by the air inlet duct on water receiver In sump, it can be ensured that be discharged during straight liquid pen writing smooth；The inner wall of sealing ring is close to water receiver simultaneously, and the outer wall of sealing ring is tight The inner wall of pen item is pasted, in this way when the ink in ink storehouse flow to sealing ring, can be stopped by sealing ring, a Xiang Yumi will not be passed through Gap between seal is flow to outside pen.

Optionally, the cross-sectional area of the air inlet duct and sealing ring corresponding part is 0.005mm²~0.01 5mm²。

Since this section of air inlet duct is the only way which must be passed that outside atmosphere enters in ink storehouse, if narrow, increase outside atmosphere into Enter the difficulty of ink storehouse；A small amount of ink is also had simultaneously, and the gap between pen item and water receiver is penetrated by this section of air inlet duct, if It is wide, a large amount of ink in ink storehouse can be caused to penetrate into the gap between pen item and water receiver, so that there is ink leak phenomenon.

Optionally, air admission hole is further included, the air admission hole is set on water receiver, enters air inlet duct as outside atmosphere Channel.

Optionally, the quantity of the air admission hole is no less than 2.

Air inlet number of perforations is no less than 2, and first to ensure that outside atmosphere enters more smooth in pen；Second when there is air admission hole to be blocked During plug, other air admission holes can still play a role, it is ensured that straight liquid pen still can normally be write.

Optionally, the periphery of the water receiver is equipped with multiple annular grooves.

Under normal conditions, the ink in ink storehouse is infiltrated few by air inlet duct, if but straight liquid local environment Air pressure vary widely, the ink in ink storehouse can outflow, if without annular groove, ink can pass sequentially through air inlet duct and Air admission hole leaks out, and the presence of annular groove to form the memory space of one on water receiver, and ink can be stored in It in annular groove, will not drain to outside outside straight liquid pen, the hand of user will not be made dirty.

Optionally, diversion conduit is further included, the diversion conduit is set in through-hole, and both ends are respectively communicated with nib and ink Storehouse.

Optionally, the connection mode of the ink storehouse and pen item is to be detachably connected.

Since ink storehouse and pen item is are detachably connected, when ink is used up, ink can be added at any time or more renewed Ink storehouse.

Optionally, the nib is pen nib or ball pen nib or marker nib or brush writing skill.

The beneficial effects of the utility model are：

1st, writing water outlet is smooth, not ink leakage；

2nd, required precision during production and processing is significantly reduced；

3rd, through Mo Houke is added to be continuing with after ink is used up.

Description of the drawings：

Fig. 1 is the sectional view of the utility model；

Fig. 2 is the schematic diagram at A in Fig. 1；

Fig. 3 is the schematic diagram at B in Fig. 1；

Fig. 4 is the schematic cross-section at C-C in Fig. 1；

Fig. 5 is the schematic cross-section at D in Fig. 1.

Each reference numeral is in figure：1st, water receiver, 11, through-hole, 12, air admission hole, 13, air inlet duct, 14, groove, 2, sealing Circle, 3, diversion conduit, 4, pen item, 5, ink storehouse, 6, nib.

Specific embodiment：

With reference to each attached drawing, the utility model is described in detail.

As shown in attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4, a kind of direct-fluid-supply writing including water receiver 1, pen item 4, further includes close Seal 2 is placed in pen item 4 in water receiver 1, and pen item 4 is circumscribed with an ink storehouse 5, and 1 outside of water receiver is provided with air inlet duct 13, air inlet 13 one end of slot is communicated with ink storehouse 5, and the other end is communicated with outside atmosphere, and water receiver 1 is sleeved on close to ink storehouse 5 outside sealing ring 2 One end, 2 outer wall of sealing ring are close to 4 inner wall of pen item；Through-hole 11 is provided in water receiver 1,11 one end of through-hole is communicated with ink storehouse 5, separately One is terminated with nib 6.

Due to increasing a sealing ring 2 between pen item 4 and water receiver 1 so that the gap between pen item 4 and water receiver 1 Relative increase, the channel that such outside atmosphere enters in pen is bigger, and outside atmosphere is more easily by the air inlet duct on water receiver 1 13 enter in ink storehouse 5, it can be ensured that are discharged during straight liquid pen writing smooth；The inner wall of sealing ring 2 is close to water receiver 1 simultaneously, close The outer wall of seal 2 is close to the inner wall of pen item 4, in this way when the ink in ink storehouse 5 flow to sealing ring 2, can be hindered by sealing ring 2 Gear, will not be flow to by the gap between pen item 4 and sealing ring 2 outside pen.

As shown in Figure 2, the cross-sectional area of air inlet duct 13 and 2 corresponding part of sealing ring is 0.005mm²~0.01 5mm²。

Since this section of air inlet duct 13 is the only way which must be passed that outside atmosphere enters in ink storehouse 5, if narrow, increase outside atmosphere Into the difficulty of ink storehouse 5；A small amount of ink is also had simultaneously to penetrate between pen item 4 and water receiver 1 by this section of air inlet duct 13 Gap if wide, can cause a large amount of ink in ink storehouse 5 to penetrate into the gap between pen item 4 and water receiver 1, so that leaking Black phenomenon.

As shown in Figure 5, further include air admission hole 12, air admission hole 12 is set on water receiver 1, as outside atmosphere enter into The channel of air drain 13.

As shown in drawings, the quantity of air admission hole 12 is no less than 2.

12 number of air admission hole is no less than 2, and first to ensure that outside atmosphere enters more smooth in pen；Second when there is air admission hole 12 When being blocked, other air admission holes 12 can still play a role, it is ensured that straight liquid pen still can normally be write.

As shown in attached drawing 1, attached drawing 3, the periphery of water receiver 1 is equipped with multiple annular grooves 14.

Under normal conditions, the ink in ink storehouse 5 is infiltrated few by air inlet duct 13, if but ring residing for straight liquid pen The air pressure in border varies widely, and the ink in ink storehouse 5 can outflow, if without annular groove 14, ink can pass sequentially through into Air drain 13 and air admission hole 12 leak out, and the presence of annular groove 14 to form the memory space of one on water receiver 1, ink Water can be stored in annular groove 14, will not be drained to outside outside straight liquid pen, will not make the hand of user dirty.

As shown in Figure 1, diversion conduit 3 is further included, diversion conduit 3 is set in through-hole 11, and both ends are respectively communicated with nib 6 With ink storehouse 5.

As shown in Figure 1, the connection mode of ink storehouse 5 and pen item 4 is to be detachably connected.

Due to ink storehouse 5, when ink is used up, ink can be added at any time or more renewed with pen item 4 to be detachably connected Ink storehouse 5.

As shown in Figure 1, nib 6 is pen nib or ball pen nib or marker nib or brush writing skill.

The above is only the preferred embodiment of the present invention, not thereby limits the patent protection of the utility model Range, every equivalent structure transformation made with the utility model specification and accompanying drawing content, is directly or indirectly used in it His relevant technical field similarly includes within the protection scope of the present utility model.

Claims

1. a kind of direct-fluid-supply writing, including water receiver, pen item, which is characterized in that further include sealing ring, pen is placed in the water receiver In, pen item is circumscribed with an ink storehouse, is provided with air inlet duct on the outside of water receiver, described air inlet duct one end is communicated with ink storehouse, another End is communicated with outside atmosphere, water receiver is sleeved on outside the sealing ring close to one end of ink storehouse, sealing ring outer wall is close in pen item Wall；Through-hole is provided in water receiver, through-hole one end is communicated with ink storehouse, another to be terminated with nib.

2. direct-fluid-supply writing as described in claim 1, which is characterized in that the cross section of the air inlet duct and sealing ring corresponding part Area is 0.005mm²~0.01 5mm²。

3. direct-fluid-supply writing as described in claim 1, which is characterized in that further include air admission hole, the air admission hole is set to water storage On device, the channel of air inlet duct is entered as outside atmosphere.

4. direct-fluid-supply writing as claimed in claim 3, which is characterized in that the quantity of the air admission hole is no less than 2.

5. direct-fluid-supply writing as described in claim 1, multiple annular grooves are provided on the periphery of the water receiver.

6. direct-fluid-supply writing as described in claim 1, which is characterized in that further include diversion conduit, the diversion conduit is set to In through-hole, both ends are respectively communicated with nib and ink storehouse.

7. direct-fluid-supply writing as described in claim 1, which is characterized in that the connection mode of the ink storehouse and pen item is detachable Connection.

8. direct-fluid-supply writing as described in claim 1, which is characterized in that the nib is pen nib or ball pen nib or horse Gram pen nib or brush writing skill.