CN209290012U

CN209290012U - A kind of Painting and writing tool

Info

Publication number: CN209290012U
Application number: CN201821847743.2U
Authority: CN
Inventors: 不公告发明人
Original assignee: Maibo Polymer Materials (ningbo) Co Ltd
Current assignee: Maibo Polymer Materials (ningbo) Co Ltd
Priority date: 2018-11-10
Filing date: 2018-11-10
Publication date: 2019-08-23
Anticipated expiration: 2028-11-10

Abstract

The utility model relates to a kind of Painting and writing tools, including applying writing head, buffer body be connected to ambient atmosphere, gas liquid exchanger and the liquid storage pipe for supplying liquid to gas liquid exchanger, gas liquid exchanger is with diversion core, the liquid sealing pipe being coated on diversion core periphery wall and the gas-liquid channel being arranged between diversion core and liquid sealing pipe；Buffer body is coated on the periphery wall of liquid sealing pipe, and the capillary pressure of the capillary pressure ratio buffer body of liquid sealing pipe is big by 30% or more.The Painting and writing tool of the utility model can efficiently control liquid and discharge and prevent liquid leakage；Structure is simple, release is smooth, easily manufactured.

Description

A kind of Painting and writing tool

Technical field

The utility model relates to a kind of Painting and writing tools, in particular to each class I liquid I release in control writing implement and cosmetics Technical field.

Background technique

In the technical field of control liquid release, porous material is widely used, and such as in marking pen, is used Porous material is as the material for absorbing and accommodating liquid.In the prior art, most common porous material is by film coated fiber Beam and the rolled core formed, when use, are packed into shell and are inserted into painting writing head, and rolled core both ends are communicated with the atmosphere, to inject liquid When air to both ends discharge, liquid to both ends spread, be also convenient for liquid release.But the liquid outlet quantity of rolled core is when can be with using Between increase and gradually decrease, and rolled core has the shortcomings that raffinate amount is big.

In the technical field of control liquid release, another common technology is to conduct liquid using diversion core, is used in combination Fins set discharges to control liquid, is suitable for the application of small amount out of ink, such as aqueous ballpoint pen, and this diversion core and fins set combine Technology to the accuracy of manufacture require it is very high, components slightly quality fluctuation or encounter the abnormal environments such as the temperature difference and pressure difference variation when liquid Body is easy leakage.Application No. is 201510018984.0 patent documents to disclose a kind of straight liquid type writing device, which exists It is provided with an adjustment portion between ink barrel and nib, controls ink release using interval very accurate in adjustment portion, this Kind liquid release tech preferably solves the problems, such as rolled core class Painting and writing tool, and is conducive to the application of big liquid outlet quantity, but adjusts The design in section portion is complex, and the requirement of interval size Control is far more precise in adjustment portion, and manufacturing cost is higher.Both skills Because written only conduct liquid with diversion core farther out and between the two from ink barrel in art, common defect is caused to be: if Nib places a period of time upward or nib uses upward, nib part is easy to cause to lack ink and influence function.

Utility model content

To solve the problems, such as that traditional rolled core class Painting and writing tool and existing some direct-liquid type Painting and writing tools exist, this is practical It is novel to propose a kind of Painting and writing tool, it is exchanged including applying writing head, with the buffer body of ambient atmosphere connection, gas liquid exchanger and to gas-liquid Device supplies the liquid storage pipe of liquid, and there is gas liquid exchanger diversion core, the liquid sealing pipe being coated on diversion core periphery wall and setting to exist Gas-liquid channel between diversion core and liquid sealing pipe；Buffer body is coated on the periphery wall of liquid sealing pipe, and the capillary pressure ratio of liquid sealing pipe is slow The capillary pressure for rushing body is big by 30% or more.

Further, groove is set on diversion core periphery wall, forms gas-liquid channel between groove and liquid sealing pipe internal perisporium.

Further, liquid sealing pipe is made of porous materials.

Further, when gas-liquid channel is as air guide channel, the maximum inscribed circle diameter of air guide channel cross section is 0.1- 0.8mm。

Further, buffer body is made of porous materials.

Further, diversion core passes through liquid sealing pipe lower end and connect with writing head is applied.

Further, casing is arranged in liquid storage bottom of the tube.

Further, protective is set below gas liquid exchanger, and the capillary pressure of protective is not more than the capillary pressure of buffer body.

Further, buffer body and liquid sealing pipe are integrally formed, the periphery wall of liquid sealing pipe and the internal perisporium bonding of buffer body.

Further, it applies writing head insertion gas liquid exchanger and is connect with the internal partial wall of liquid sealing pipe.

Technical solution according to the present utility model can efficiently control liquid release, and liquid stream is freely stablized out, and can be effectively Prevent liquid leakage under unusual condition；Structure is simple, easily manufactured.

Detailed description of the invention

Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.

Fig. 1 a is the structural schematic diagram according to the Painting and writing tool of the utility model first embodiment；

Fig. 1 b is the schematic cross-section of the A-A section along Fig. 1 a；

Fig. 2 a is the structural schematic diagram according to the Painting and writing tool of the utility model second embodiment；

Fig. 2 b is the schematic cross-section of the B-B section along Fig. 2 a；

Fig. 3 a is the structural schematic diagram according to the Painting and writing tool of the utility model 3rd embodiment；

Fig. 3 b is the schematic cross-section of the C-C section along Fig. 3 a；

Fig. 4 a is the structural schematic diagram according to the Painting and writing tool of the utility model fourth embodiment；

Fig. 4 b is the schematic cross-section of the D-D section along Fig. 4 a；

Fig. 5 a is the structural schematic diagram according to the Painting and writing tool of the 5th embodiment of the utility model；

Fig. 5 b is the schematic cross-section of the E-E section along Fig. 5 a；

Fig. 6 a is the structural schematic diagram according to the Painting and writing tool of the utility model sixth embodiment；

Fig. 6 b is the schematic cross-section of the G-G section along Fig. 6 a.

Specific embodiment

The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this theory The bright revealed content of book understands other advantages and effect of the utility model easily.Although the description of the utility model will tie It closes preferred embodiment to introduce together, but this feature for not representing this utility model is only limitted to the embodiment.On the contrary, knot Closing the purpose that embodiment makees utility model introduction is to be possible to extend to cover the claim based on the utility model Other selections or transformation out.In order to provide to the understanding of the depth of the utility model, be described below in will be comprising many specific Details.The utility model can also be implemented without using these details.In addition, in order to avoid the weight of chaotic or fuzzy the utility model Point, some details will be omitted in the de-scription.

In addition, "upper", "lower", "front", "rear" used in the following description, should not be construed as to the utility model Limitation."lower" " preceding ", which refers to, in the utility model applies 1 one end of writing head, and "upper" " rear " refers to liquid storage pipe one end.

The normal condition or not specifically specified situation mentioned in the utility model typically refer to room temperature and a standard is big The case where air pressure, unusual condition refer to the case where ambient temperature or pressure deviate normal condition.Capillary pressure P in the utility model It is defined as the porous body (liquid sealing pipe or buffer body) when sufficient length (generally requiring 2-15cm), at nominal conditions, one end is rigid The pressure that liquid lifting height h is generated after the liquid level of good exposure level and vertically placement 30 minutes,

P=ρ gh,

Wherein ρ is the density of liquid, and g is acceleration of gravity, and h is liquid lifting height

The test method of liquid lifting height h is defined as follows in the present invention:

1) porous body that length is H imbibition in liquid is put into test it to being saturated and be saturated imbibition weight W₀,

2) with same porous body and same liquid, one end of porous body is just contacted to liquid level and places 30 points vertically Clock, testing its imbibition weight is W,

3) h value is calculated are as follows: h=(W/W₀)x H

As shown in Figures 1 to 6, Painting and writing tool according to the present utility model is connected to including painting writing head 1, with ambient atmosphere Buffer body 2, gas liquid exchanger 3 and to gas liquid exchanger 3 supply liquid liquid storage pipe 4, gas liquid exchanger 3 have diversion core 31, The liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and the gas-liquid channel 30 being arranged between diversion core 31 and liquid sealing pipe 32；It is slow It rushes body 2 to be coated on the periphery wall of liquid sealing pipe 32, the capillary pressure of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 is big by 30% or more.

Painting and writing tool according to the present utility model, gas liquid exchanger 3 have diversion core 31, are coated on 31 periphery wall of diversion core On liquid sealing pipe 32 and the gas-liquid channel 30 that is arranged between diversion core 31 and liquid sealing pipe 32.

The diversion core 31 of the utility model can be made of fibres bond, such as be bonded by polyester fiber, acrylic fiber It is made.Also, groove is set, and groove and 32 internal perisporium of liquid sealing pipe form gas-liquid channel 30 on 31 periphery wall of diversion core.Drawing On the periphery wall of water core 31, the other end is extended to from one end, one or more groove is set, as gas-liquid channel 30.When being only arranged When one groove, the groove is as the air guide channel that gas circuit is connected to liquid storage pipe 4, and diversion core 31 is as from liquid storage pipe 4 to scribbling The liquid-conveying ducts of first 1 transmission liquid.When a plurality of groove is arranged, part recess can also be used as to be passed from liquid storage pipe 4 to writing head 1 is applied The liquid-conveying ducts of transfusion fluid.

Diversion core 31 in the utility model can also can be made of surface by the plastics that liquid infiltrates, such as polyformaldehyde, Buddhist nun Two or more grooves need to be arranged on its surface in dragon etc., plastics diversion core 31, and as gas-liquid channel 30, wherein at least one is recessed Slot then transmits liquid as from liquid storage pipe 4 to writing head 1 is applied as the air guide channel that gas circuit is connected to liquid storage pipe 4, other grooves Liquid-conveying ducts.

The liquid sealing pipe 32 of the utility model is made of porous materials.Be made liquid sealing pipe 32 porous material can for filter membrane or Fiber.The wall thickness of liquid sealing pipe 32 is 0.1-5mm, such as 0.1mm, 0.5mm, 1mm, 2mm, 5mm.The relatively thin liquid sealing pipe 32 of wall thickness can be with It is made of filter membrane, the thicker liquid sealing pipe 32 of wall thickness can be made of one-component fiber or bicomponent fibers bonding.Compared with the liquid of thin-walled Tube sealing 32 is small to the capacity of liquid, is conducive to more fully utilize and discharge liquid, reduces residual quantity；Compared with the liquid sealing pipe 32 of heavy wall It is big to the capacity of liquid, be conducive to retain more liquid in gas liquid exchanger 3, have when applying writing head 1 and using upward There is good liquid release performance.

Liquid sealing pipe 32 is coated on 31 periphery wall of diversion core.Liquid sealing pipe 32 can partially be coated on the periphery wall of diversion core 31 On, it can also all coat on the periphery wall of diversion core 31.The area of cladding reasonably select according to design.

Liquid sealing pipe 32 prevents gas from radially across liquid sealing pipe 32, thus by diversion core 31 after absorbing certain quantity of fluid And gas-liquid channel 30 is isolated with buffer body 2, in this case, liquid storage pipe 4 and the external world can only exchange gas by gas-liquid channel 30 Body, and can not be from buffer body 2 through 32 exchanging gas of liquid sealing pipe.32 inner wall of liquid sealing pipe and diversion core 31 and its table after absorbing liquid Gas-liquid channel 30 is formed between the groove in face, and hydraulically full in most of space of gas-liquid channel 30, to keep air guide logical Road 30 is by fluid-tight at multistage minute bubbles.When liquid is exported from liquid storage pipe 4 through gas liquid exchanger 3, the pressure on the inner and outer boundary of liquid storage pipe 4 Difference increases, and pushes the bubble in gas-liquid channel 30 mobile to liquid storage pipe 4 and enters liquid storage pipe 4, makes liquid storage pipe 4 and extraneous pressure difference Reduce until balancing, while forming new fluid-tight section and minute bubbles in gas-liquid channel 30.The capillary pressure ratio buffer body 2 of liquid sealing pipe 32 Capillary pressure it is big by 30% or more so that buffer body 2 be difficult under normal circumstances from liquid sealing pipe 32 absorb liquid.

The gas liquid exchanger 3 of the utility model includes diversion core 31 and liquid sealing pipe 32, and all or part of diversion core 31 is outer Peripheral wall is coated by liquid sealing pipe 32.

Groove and 32 internal perisporium of liquid sealing pipe on 31 periphery wall of diversion core of gas liquid exchanger 3 form gas-liquid channel 30, and And it is connected to ambient air.According to the requirement of Painting and writing tool and liquid property therein, when gas-liquid channel 30 is used as air guide When channel, the maximum inscribed circle diameter of air guide channel cross section is 0.1-0.8mm.The different air guide channel of maximum inscribed circle diameter With different capillary forces, to control fluid-tight intensity when air guide.Maximum inscribed circle diameter is smaller, leads narrow-minded, is suitable for The lesser Painting and writing tool of liquid measure；Maximum inscribed circle is relatively large in diameter, and leads large-minded, is suitable for the big Painting and writing tool of liquid outlet quantity.

Liquid-conveying ducts are additionally provided in gas liquid exchanger 3.It is logical to can be used as drain in itself with the diversion core 31 that fiber makes Road；The groove or groove and 32 inner wall of liquid sealing pipe on 31 surface of diversion core can also form liquid-conveying ducts.When being used in Painting and writing tool Liquid when containing biggish particle, for example used pearly-lustre ink or metallic ink, reeded liquid-conveying ducts are particularly important, Because not having reeded common diversion core 31 that can completely or partially filter the particle in liquid.

Buffer body 2 is coated on the periphery wall of liquid sealing pipe 32, and the capillary pressure of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 is big 30% or more.

Buffer body 2 can be partially coated on the periphery wall of liquid sealing pipe 32, preferably all wrap the periphery wall of liquid sealing pipe 32 It covers.

The buffer body 2 of the utility model is made of porous materials, and is connected to ambient air.The porous of buffer body 2 is made Material can be sponge or fiber, and 2 length of buffer body and wall thickness can be arranged according to the inner space of Painting and writing tool.According to scribbling Liquid used in tool and requirement production have the buffer body 2 of appropriate capillary pressure.

The capillary pressure of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 is big by 30% or more, and buffer body more than 2 at nominal conditions Liquid is not absorbed from liquid sealing pipe 32.The inner wall of buffer body 2 is connected with the outer wall of liquid sealing pipe 32, is made in case of unusual condition Content liquid is excessively high in liquid sealing pipe 32, then buffer body 2 absorbs liquid excessive in liquid sealing pipe 32, liquid can be prevented from painting in this way Writing head 1 leaks.After unusual condition disappears, the liquid in buffer body 2 returns to liquid sealing pipe 32, and returns to liquid storage through liquid-conveying ducts Pipe 4.To make buffer body 2 have above-mentioned performance, the density of buffer body 2 is 0.03-0.20 gram per centimeter³If made of fiber slow Body 2 is rushed, the fiber number of fiber is that 0.5-30 denier is proper.

The painting writing head 1 of the utility model can be connect with the diversion core 31 for passing through liquid sealing pipe 32, and gas-liquid friendship also can be inserted Parallel operation 3 is simultaneously connect with the internal partial wall of liquid sealing pipe 32.Diversion core 31 can also be extended as painting writing head 1.

In the Painting and writing tool of the utility model, liquid storage pipe 4 is the component for storing liquid.The bottom of liquid storage pipe 4 can be set Casing 62 is inserted into gas liquid exchanger 3 and is in close contact with the inner wall of liquid sealing pipe 32 by casing 62 upward or downward, or by fluid-tight Pipe 32 and diversion core 31 are inserted into casing 62, are conducive to fixed gas liquid exchanger 3 in this way and prevent liquid leakage.Can use can The liquid storage pipe 4 of replacement is conducive to reuse the components such as shell 6, reduces the wasting of resources.Spiral shell can be used in the liquid storage pipe 4 of replaced type It the various ways such as connects, be clamped to be connected in Painting and writing tool.

First embodiment

Fig. 1 a is the structural schematic diagram according to the Painting and writing tool of the utility model first embodiment；Fig. 1 b is the A- along Fig. 1 a The schematic cross-section of A section.As illustrated in figs. 1A and ib, Painting and writing tool according to first embodiment, including apply writing head 1, with it is outer Buffer body 2, gas liquid exchanger 3 and the liquid storage pipe 4 that liquid is supplied to gas liquid exchanger 3 of boundary's atmosphere,

Gas liquid exchanger 3 has diversion core 31, the liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and is arranged in diversion Gas-liquid channel 30 between core 31 and liquid sealing pipe 32；

According to the Painting and writing tool of the present embodiment, liquid sealing pipe 32 is all coated on the periphery wall of diversion core 31, diversion core 31 One end stretch out liquid sealing pipe 32 upper end insertion liquid storage pipe 4 in, the other end pass through 32 lower end of liquid sealing pipe with painting writing head 1 connect.? In the present embodiment, diversion core 31 is connected with writing head 1 is applied.

Liquid sealing pipe 32 is filter membrane or viscose fibre, and buffer body 2 is sponge or viscose fibre.The periphery wall of liquid sealing pipe 32 is delayed Rush all claddings of body 2.

It further include shell 6 and partition 61 according to the Painting and writing tool of the present embodiment, liquid storage pipe 4 is integrally disposed upon in shell 6, Partition 61 is used as the bottom of liquid storage pipe 4 simultaneously.The through-hole of setting insertion diversion core 31 on partition 61.

According to the Painting and writing tool of the present embodiment, the bottom of liquid storage pipe 4 is provided with the casing 62 extended downwardly, casing 62 with every The through-hole concentric setting of insertion diversion core 31 is set on plate 61 and internal diameter is equal.In assembly, fluid-tight is can be inserted in casing 62 Between pipe 32 and diversion core 31, the periphery wall of casing 62 and the internal perisporium close-fitting of liquid sealing pipe 32, to facilitate liquid storage pipe 4 and gas-liquid It is reliably assembled between exchanger 3.

The lower part of shell 6, which can be wholely set installation and apply writing head 1, scribbles headstock 10.Scribble headstock 10 can also individually at Then type is removably mounted on the lower part of shell 6.

Second embodiment

Fig. 2 a is the structural schematic diagram according to the Painting and writing tool of the utility model second embodiment；Fig. 2 b is the B- along Fig. 2 a The schematic cross-section of B section.The present embodiment is similar to first embodiment structure, and the part being identical with the first embodiment is in this implementation It is repeated no more in the description of example.

As shown in Figure 2 a and 2 b, Painting and writing tool according to the second embodiment, including apply writing head 1, be connected to ambient atmosphere Buffer body 2, gas liquid exchanger 3 and to gas liquid exchanger 3 supply liquid liquid storage pipe 4, gas liquid exchanger 3 have diversion core 31, the liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and the gas-liquid channel being arranged between diversion core 31 and liquid sealing pipe 32 30；Buffer body 2 is coated on the periphery wall of liquid sealing pipe 32, the capillary of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 pressure big 30% with On.

According to the Painting and writing tool of the present embodiment, liquid sealing pipe 32 is all coated on the periphery wall of diversion core 31, diversion core 31 One end stretch out liquid sealing pipe 32 be inserted into liquid storage pipe 4 in, the other end pass through liquid sealing pipe 32 and be inserted into apply writing head 1 in.

Groove is set on 31 periphery wall of diversion core, and groove and 32 internal perisporium of liquid sealing pipe form gas-liquid channel 30.I.e. in diversion On the periphery wall of core 31, the other end is extended to from one end, one or more groove is set, as gas-liquid channel 30.In the present embodiment In, the quantity of groove is set as 3.The maximum inscribed circle diameter of groove is preferably 0.5 millimeter.In the present embodiment, diversion core 31 be preferably viscose fibre or plastics.

Liquid sealing pipe 32 is preferably viscose fibre, and the wall thickness of liquid sealing pipe 32 is preferably 0.5 millimeter.Buffer body 2 is preferably sponge Or viscose fibre.The periphery wall of liquid sealing pipe 32 is all coated by buffer body 2.

According to the Painting and writing tool of the present embodiment, protective 5 is set, the capillary pressure of protective 5 is little below gas liquid exchanger 3 In the capillary pressure of buffer body 2.

In the present embodiment, after the other end of diversion core 31 passes through liquid sealing pipe 32, it is then passed through protective 5, is inserted into painting In writing head 1.

Painting and writing tool is carried to high altitude localities, or in high-altitude under extreme abnormal conditions, such as from low altitude area Painting and writing tool is opened on the aircraft of flight, because of the extreme draught head in the inside and outside portion of liquid storage pipe 4, is caused derived rapidly from liquid storage pipe 4 Liquid can not be absorbed by buffer body 2 in time and be leaked.In this case, protective 5 can be absorbed from gas liquid exchanger 3 and quickly escape Liquid out.Abnormal conditions elimination after, in protective 5 keep in liquid can be transferred to by diversion core 31 apply writing head 1 or It is absorbed by liquid sealing pipe 32.

According to the Painting and writing tool of the present embodiment, eyeliner can be applied to.According to the Painting and writing tool of the present embodiment, due to making Quantity for the groove of gas-liquid channel 30 is 3, wherein at least one can be used as liquid-conveying ducts, then in eye-liner Grain can be delivered to by groove applies writing head 1, without being filtered out by diversion core 31.

3rd embodiment

Fig. 3 a is the structural schematic diagram according to the Painting and writing tool of the utility model 3rd embodiment；Fig. 3 b is the C- along Fig. 3 a The schematic cross-section of C section.The present embodiment is similar to first embodiment structure, and the part being identical with the first embodiment is in this implementation It is repeated no more in the description of example

As shown in Figure 3a and Figure 3b shows, Painting and writing tool according to the third embodiment, including apply writing head 1, be connected to ambient atmosphere Buffer body 2, gas liquid exchanger 3 and to gas liquid exchanger 3 supply liquid liquid storage pipe 4, gas liquid exchanger 3 have diversion core 31, the liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and the gas-liquid channel being arranged between diversion core 31 and liquid sealing pipe 32 30；Buffer body 2 is coated on the periphery wall of liquid sealing pipe 32, the capillary of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 pressure big 30% with On.

According to the Painting and writing tool of the present embodiment, the periphery wall of diversion core 31 is all coated by liquid sealing pipe 32, diversion core 31 One end is stretched out liquid sealing pipe 32 and is inserted into liquid storage pipe 4, and the other end passes through liquid sealing pipe 32 and extends shell 6.

Groove is set on 31 periphery wall of diversion core, and groove and 32 internal perisporium of liquid sealing pipe form gas-liquid channel 30.I.e. in diversion On the periphery wall of core 31, the other end is extended to from one end, one or more groove is set, as gas-liquid channel 30.In the present embodiment In, the quantity of groove is set as 1.The maximum inscribed circle diameter of groove is preferably 0.3 millimeter.In the present embodiment, diversion core 31 be preferably viscose fibre.

Liquid sealing pipe 32 is preferably viscose fibre, and the wall thickness of liquid sealing pipe 32 is preferably 1 millimeter.Liquid sealing pipe 32 is against liquid storage pipe 4 Lower section, that is, be resisted against on partition 61.

Buffer body 2 is preferably sponge or viscose fibre.The periphery wall of liquid sealing pipe 32 is all coated by buffer body 2.Buffer body 2 With the preferred integrated molding of liquid sealing pipe 32, the periphery wall of liquid sealing pipe 32 and the internal perisporium bonding of buffer body 2.

In the present embodiment, being partially fabricated for the stretching of diversion core 31 shell 6 applies writing head 1, i.e. painting writing head 1 and diversion core 31 1 Body forming.

Fourth embodiment

Fig. 4 a is the structural schematic diagram according to the Painting and writing tool of the utility model fourth embodiment；Fig. 4 b is the D- along Fig. 4 a The schematic cross-section of D section.The present embodiment is similar to first embodiment structure, and the part being identical with the first embodiment is in this implementation It is repeated no more in the description of example.

As shown in figures 4 a and 4b, it according to the Painting and writing tool of fourth embodiment, including applies writing head 1, be connected to ambient atmosphere Buffer body 2, gas liquid exchanger 3 and to gas liquid exchanger 3 supply liquid liquid storage pipe 4, gas liquid exchanger 3 have diversion core 31, the liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and the gas-liquid channel being arranged between diversion core 31 and liquid sealing pipe 32 30；It is coated on buffer body 2 on the periphery wall of liquid sealing pipe 32, the capillary pressure of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 is big by 30% More than.

According to the Painting and writing tool of the present embodiment, liquid sealing pipe 32 is all coated on the periphery wall of diversion core 31.Diversion core 31 Groove is set on periphery wall, and groove and 32 internal perisporium of liquid sealing pipe form gas-liquid channel 30.I.e. on the periphery wall of diversion core 31, from One end extends to the other end and one or more groove is arranged, as gas-liquid channel 30.In the present embodiment, the quantity setting of groove It is 3.The maximum inscribed circle diameter of groove is preferably 0.1 millimeter.

In the present embodiment, diversion core 31 is preferably acetal plastic.

Liquid sealing pipe 32 is preferably filter membrane, and the wall thickness of liquid sealing pipe 32 is preferably 0.1 millimeter.Buffer body 2 is preferably sponge or glues Tie fiber.The periphery wall of liquid sealing pipe 32 is all coated by buffer body 2.

According to the Painting and writing tool of the present embodiment, the bottom of liquid storage pipe 4 is provided with the casing 62 to 4 internal stretch of liquid storage pipe, Casing 62 is equal with the concentric setting of through-hole of setting insertion diversion core 31 on partition 61 and internal diameter.

Buffer body 2 is stretched out in one end of diversion core 31 and liquid sealing pipe 32 together, is inserted into the casing 62 in liquid storage pipe 4.

The other end of diversion core 31 passes through liquid sealing pipe 32 and is inserted into and applies in writing head 1, applies 1 tip of writing head and is provided with ball 11, Diversion core 31 preferably with ball 11 against.

In assembly, in the casing 62 in one end insertion liquid storage pipe 4 of diversion core 31 and liquid sealing pipe 32, the inner circumferential of casing 62 The periphery wall close-fitting of wall and liquid sealing pipe 32, is reliably assembled between liquid storage pipe 4 and gas liquid exchanger 3 to facilitate.

According to the Painting and writing tool of the present embodiment, the device of small liquid outlet quantity, such as ball-point pen may be used as.

5th embodiment

Fig. 5 a is the structural schematic diagram according to the Painting and writing tool of the 5th embodiment of the utility model；Fig. 5 b is the E- along Fig. 5 a The schematic cross-section of E section.The present embodiment is similar to first embodiment structure, and the part being identical with the first embodiment is in this implementation It is repeated no more in the description of example.

As shown in figure 5 a and 5b, it according to the Painting and writing tool of the 5th embodiment, including applies writing head 1, be connected to ambient atmosphere Buffer body 2, gas liquid exchanger 3 and to gas liquid exchanger 3 supply liquid liquid storage pipe 4, gas liquid exchanger 3 have diversion core 31, the liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and the gas-liquid channel being arranged between diversion core 31 and liquid sealing pipe 32 30；It is coated on buffer body 2 on the periphery wall of liquid sealing pipe 32, the capillary pressure of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 is big by 30% More than.

Groove is set on 31 periphery wall of diversion core, and groove and 32 internal perisporium of liquid sealing pipe form gas-liquid channel 30.I.e. in diversion On the periphery wall of core 31, the other end is extended to from one end, one or more groove is set, as gas-liquid channel 30.In the present embodiment In, the quantity of groove is set as 5.Wherein, the maximum inscribed circle diameter of two grooves is preferably 0.8 millimeter, in addition three it is recessed The maximum inscribed circle diameter of slot is preferably 0.5 millimeter.

Liquid sealing pipe 32 is preferably viscose fibre, and the wall thickness of liquid sealing pipe 32 is preferably 5 millimeters.Buffer body 2 preferably bonds fine Dimension.The periphery wall of liquid sealing pipe 32 is all coated by buffer body 2.

It further include shell 6 and partition 61, setting insertion diversion core 31 on partition 61 according to the Painting and writing tool of the present embodiment Through-hole.The bottom of partition 61 is provided with the setting of casing 621 extended downwardly, setting insertion diversion core on setting of casing 621 and partition 61 31 through-hole it is concentric setting and internal diameter it is equal.The top of partition 61 is provided with the upper casing 622 to 4 internal stretch of liquid storage pipe, The internal diameter of upper casing 622 is slightly larger than the internal diameter with the through-hole of setting insertion diversion core 31 on partition 61.

According to the Painting and writing tool of the present embodiment, liquid storage pipe 4 is replaceable liquid storage pipe 4.Interface is provided on liquid storage pipe 4 41.In assembly, the interface 41 of liquid storage pipe 4 and the upper casing 622 of partition 61 are clamped and form fluid-tight.Setting of casing 621 can be with It is inserted between liquid sealing pipe 32 and diversion core 31, the periphery wall of setting of casing 621 and the internal perisporium close-fitting of liquid sealing pipe 32, to facilitate storage It is reliably assembled between liquid pipe 4 and gas liquid exchanger 3, and is easily changed liquid storage pipe 4.

According to the Painting and writing tool of the present embodiment, the device of big liquid outlet quantity, such as writing brush can be applied to.

Sixth embodiment

Fig. 6 a is the structural schematic diagram according to the Painting and writing tool of the utility model sixth embodiment；Fig. 6 b is the G- along Fig. 6 a The schematic cross-section of G section.The present embodiment is similar to first embodiment structure, and the part being identical with the first embodiment is in this implementation It is repeated no more in the description of example.

As shown in figures 6 a and 6b, it according to the Painting and writing tool of sixth embodiment, including applies writing head 1, be connected to ambient atmosphere Buffer body 2, gas liquid exchanger 3 and to gas liquid exchanger 3 supply liquid liquid storage pipe 4, gas liquid exchanger 3 have diversion core 31, the liquid sealing pipe 32 being coated on 31 periphery wall of diversion core and the gas-liquid channel being arranged between diversion core 31 and liquid sealing pipe 32 30；It is coated on buffer body 2 on the periphery wall of liquid sealing pipe 32, the capillary pressure of the capillary pressure ratio buffer body 2 of liquid sealing pipe 32 is big by 30% More than.

According to the Painting and writing tool of the present embodiment, 32 part of liquid sealing pipe is coated on the periphery wall of diversion core 31, diversion core 31 One end stretch out liquid sealing pipe 32 be inserted into liquid storage pipe 4 in, the other end is located at the inside of liquid sealing pipe 32, with 32 bottom face of liquid sealing pipe The a quarter of distance about 32 axial height of liquid sealing pipe.

Groove is set on 31 periphery wall of diversion core, and groove and 32 internal perisporium of liquid sealing pipe form gas-liquid channel 30.I.e. in diversion On the periphery wall of core 31, the other end is extended to from one end, one or more groove is set, as gas-liquid channel 30.In the present embodiment In, the quantity of groove is set as 3.The maximum inscribed circle diameter of groove is preferably 0.2 millimeter.In the present embodiment, diversion core 31 be preferably viscose fibre.

Liquid sealing pipe 32 is preferably viscose fibre, and the wall thickness of liquid sealing pipe 32 is preferably 0.5 millimeter.Buffer body 2 preferably bonds Fiber.The periphery wall of liquid sealing pipe 32 and the internal perisporium of buffer body 2 bond together.

In the present embodiment, writing head 1 is applied to be inserted into gas liquid exchanger 3 and connect with the internal partial wall of liquid sealing pipe 32.Apply writing head 1 Rear end be provided with integrally formed cylindrical, square column type or cone insertion section, which is inserted into liquid sealing pipe 32, It abuts or close to diversion core 31.It is preferred that formed on the periphery wall of insertion section it is fluted, to form air guide channel.

As shown in Figure 6 b, section can be set to as ellipse according to the Painting and writing tool of the present embodiment, shell 6 and buffer body 2 Shape can be applied to the e-Pointer etc. of medium liquid outlet quantity.

The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.This The Painting and writing tool of utility model refers to device in office appliance for writing and scribbling, for each class I liquid I in the fields such as make up Application device etc..

Claims

1. a kind of Painting and writing tool, including apply writing head (1), the buffer body (2) being connected to ambient atmosphere, gas liquid exchanger (3) and to The liquid storage pipe (4) of gas liquid exchanger (3) supply liquid, which is characterized in that

The gas liquid exchanger (3) has diversion core (31), the liquid sealing pipe (32) being coated on diversion core (31) periphery wall and sets Set the gas-liquid channel (30) between diversion core (31) and liquid sealing pipe (32)；With

The buffer body (2) is coated on the periphery wall of the liquid sealing pipe (32), described in the capillary pressure ratio of the liquid sealing pipe (32) The capillary pressure of buffer body (2) is big by 30% or more.

2. a kind of Painting and writing tool as described in claim 1, which is characterized in that be arranged on diversion core (31) periphery wall recessed Slot forms gas-liquid channel (30) between the groove and the liquid sealing pipe (32) internal perisporium.

3. a kind of Painting and writing tool as described in claim 1, which is characterized in that the liquid sealing pipe (32) is made of porous materials.

4. a kind of Painting and writing tool as claimed in claim 2, which is characterized in that when the gas-liquid channel (30) are used as air guide channel When, the maximum inscribed circle diameter of the air guide channel cross section is 0.1-0.8mm.

5. a kind of Painting and writing tool as described in claim 1, which is characterized in that the buffer body (2) is made of porous materials.

6. a kind of Painting and writing tool as described in claim 1, which is characterized in that the diversion core (31) passes through the liquid sealing pipe (32) lower end is connect with the painting writing head (1).

7. a kind of Painting and writing tool as described in claim 1, which is characterized in that casing (62) are arranged in liquid storage pipe (4) bottom.

8. a kind of Painting and writing tool as described in claim 1, which is characterized in that setting protection below the gas liquid exchanger (3) Body (5), the capillary pressure of the protective (5) are not more than the capillary pressure of the buffer body (2).

9. a kind of Painting and writing tool as described in claim 1, which is characterized in that the buffer body (2) and the liquid sealing pipe (32) It is integrally formed, the periphery wall of the liquid sealing pipe (32) and the internal perisporium bonding of the buffer body (2).

10. a kind of Painting and writing tool as described in claim 1, which is characterized in that the painting writing head (1) is inserted into gas liquid exchanger (3) and with the internal partial wall of liquid sealing pipe (32) it connect.