CN208698254U - Pressure adjusting device of writing tool and writing tool thereof - Google Patents
Pressure adjusting device of writing tool and writing tool thereof Download PDFInfo
- Publication number
- CN208698254U CN208698254U CN201721674013.2U CN201721674013U CN208698254U CN 208698254 U CN208698254 U CN 208698254U CN 201721674013 U CN201721674013 U CN 201721674013U CN 208698254 U CN208698254 U CN 208698254U
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- Prior art keywords
- exocoel
- pressure
- deformable bladder
- inner cavity
- setting value
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- 230000008859 change Effects 0.000 claims abstract description 28
- 239000002775 capsule Substances 0.000 claims description 38
- 229920000742 Cotton Polymers 0.000 description 5
- 230000009471 action Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 229920000260 silastic Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K7/00—Ball-point pens
- B43K7/02—Ink reservoirs; Ink cartridges
- B43K7/03—Ink reservoirs; Ink cartridges pressurised, e.g. by gas
- B43K7/035—Ink reservoirs; Ink cartridges pressurised, e.g. by gas the gas acting on a piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
- B43K5/18—Arrangements for feeding the ink to the nibs
- B43K5/1818—Mechanical feeding means, e.g. valves; Pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pens And Brushes (AREA)
Abstract
The utility model relates to a pressure adjusting device of writing tool and writing tool thereof, the pressure adjusting device comprises a deformation air bag, and the deformation of the deformation air bag is used for responding to the slight pressure change in a pen tube, and when the pressure change is larger, the pressure adjusting device slides relative to the pen tube to be adjusted, therefore, the balance pressure can be adjusted no matter the pressure change is large, so as to avoid the internal pressure unbalance caused by the external environment of high temperature or low pressure, and the ink is ejected under pressure when the pen cap is opened, or the ink is supplied excessively when writing; before the writing tool leaves the factory, the pressure adjusting device can be slightly pressurized in advance, so that the slight pressure generated when the pen cap is covered can be just offset with the slight pressurization in advance, the internal pressure and the external pressure of the writing tool are kept balanced, and the phenomenon that ink leaks to cause commodity pollution during transportation can be avoided.
Description
Technical field
The utility model relates to the pressure regulation devices that a kind of ink directly supplies the writing implement of formula, and espespecially one kind passes through
Opposite writing implement is slided and itself is deformed to adjust the adjustment device of pressure, and the writing implement with the adjustment device.
Background technique
The ink of the prior art directly supplies the writing implement of formula, and a sliding separator is equipped in pen tube will be in pen tube
Portion space is separated into two parts up and down, and middle and lower part is inner cavity chamber, and to accommodate ink and with the presence of slight air, top is
Exocoel can be connected to by the venthole of pen tube end with external environment；Ink gradually disappears writing implement in use
After consumption, sliding separator can be slided gradually downward to fill up the space of ink consumption；However, sliding separator above-mentioned only can be because
It answers the consumption of ink and is slowly moved a little, and the inside pressure of pen tube can not be adjusted in response to biggish pressure change
Power specifically has following several situations:
First, when external environment in high temperature, air in pen tube may expanded by heating, book when being covered due to pen cover
It writes the inner cavity chamber of tool and outside has no air circulation, therefore the air of expanded by heating will increase the internal pressure of writing implement,
The inner cavity chamber and outside in turn resulting in writing implement generate pressure difference, if the inside pressure at this time without moderately regulating writing tool
Power may cause ink compression and spray when then opening pen cover；Or when writing under hot environment, the air of expanded by heating is generated
Pressure may also will cause that ink feed is excessive and ink leak；In addition, writing implement is after ink gradually uses up in use,
Although sliding separator can be slided gradually downward to attempt to fill up the space of ink consumption, since sliding separator can be with pen
The phase mutual friction of inside pipe wall face, therefore the waste of actually ink will not be equal to the amount of movement of sliding separator, so that with ink
Water gradually uses up, and the air of inner cavity chamber can also gradually increase, therefore the influence after air heats expansion to pressure also can be bigger, and
The problem of ink leak, also will be more serious.
Second, it also can slightly increase the pressure of the inner cavity chamber of writing implement when pen cover is covered, so will affect its fortune
Stability when defeated, such as: it seem in taking off and drop on aircraft when temperature heel pressure has a degree of variation in transportational process
When falling, or when there is strenuous vibration on the road surface for injustice of passing through on vehicle, if the internal pressure without moderately regulating writing tool,
Then pen cover may be caused voluntarily to separate with pen tube or even spray because of pressure change, or ink feed may also be caused excessive
And ink leak causes commodity to be contaminated.
Utility model content
In view of the shortcomings that the prior art above-mentioned and deficiency, the utility model provides a kind of pressure adjustment of writing implement
Device and writing implement with the pressure regulation device, can adjust in response to the variation a little of pressure and acute variation respectively
Internal pressure, to ensure the pressure balance of writing implement.
To reach above-mentioned purpose of utility model, technological means used by the utility model is to design a kind of writing implement
Pressure regulation device, can be slidably set in the pen tube along a pen tube of a writing implement, and will be in the one of the pen tube
Portion space is separated into an inner cavity chamber and an exocoel, which includes an outer tube part and a deformable bladder, the outer tube
Inner wall of the portion to fit in the pen tube, the deformable bladder are set in the outer tube part；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value, which can court
It is deformed to the exocoel；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than second setting value, the pressure regulation device
It can be mobile towards the exocoel relative to the pen tube；Second setting value is greater than first setting value.
To reach above-mentioned purpose of utility model, the utility model further provides for a kind of writing implement, wherein including:
One pen tube；
One foregoing pressure regulation device；And
One pen head component is set to the pen tube adjacent to one end of the inner cavity chamber；
Wherein, the deformable bladder of the pressure regulation device is pressurizeed in advance to resist the deformable bladder towards the exocoel
Deformation.
The utility model has the advantage of by it by the way that a deformable bladder is arranged on pressure regulation device, to be deformed
Come in response to pressure change a little, and can then be slided when pressure change is larger by pressure regulation device with respect to pen tube to adjust
Section is used no matter the thus size of pressure change, can reach the function of adjustment pressure and avoids the external of high temperature or low pressure
Environment causes internal pressure unbalance, and causes ink to be pressurized when opening pen cover and spray, or when writing ink feed it is excessive and
Ink leak；
In addition, can first pressurize pressure regulation device to resist and hinder a little in advance before writing implement commodity factory
Only deformable bladder towards exocoel deform, such as: can first to pressure regulation device pressurization make its towards inner cavity chamber deform, thus when
The pressure a little that generates when pen cover covers to writing implement inside will just pressurize phase with pressure regulation device a little in advance
It mutually offsets, and the internal pressure of writing implement is made to keep balance, thus writing implement can be in the shape of internal and external pressure balance
The influence of temperature and pressure minimizes when transporting, and can be transported under state, to avoid because of the inside caused by transporting vibration
Pressure change causes pen cover voluntarily to separate with pen tube or even spray, and avoid ink feed excessive and ink leak cause commodity by
Pollution, and then can keep commodity completely as new.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: when the inner cavity chamber of the pen tube and this is outer
When the pressure difference of chamber is less than first setting value, the deformable bladder is towards inner cavity chamber's projection；When the inner cavity chamber of the pen tube
And the pressure difference of the exocoel be greater than first setting value when, the deformable bladder towards the exocoel deform and projection.
Furthermore, the pressure regulation device of writing implement above-mentioned, wherein the deformable bladder is hemispherical.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: the deformable bladder includes one first capsule
Portion and one second capsule portion；The one end in the first capsule portion is connected with the one end in the second capsule portion, and the other end in the first capsule portion connects
Be connected to the inner wall of the outer tube part, the other end in the second capsule portion is a closed end, the internal diameter in the first capsule portion be greater than this second
The internal diameter in capsule portion；When the deformable bladder is towards when inner cavity chamber's projection, the first capsule portion and the second capsule portion are towards the inner cavity
Room projection；When the deformable bladder is towards when the exocoel projection, the first capsule portion and the second capsule portion are prominent towards the exocoel
It stretches.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: the deformable bladder is prominent towards the exocoel
It stretches, and the deformable bladder coats out an inner space；When the inner cavity chamber of the pen tube and the pressure difference of the exocoel be greater than this
When one setting value, which deforms expansion towards the exocoel and the volume of the inner space is made to be greater than being somebody's turn to do when the pen tube
The volume of the inner space when pressure difference of inner cavity chamber and the exocoel is less than first setting value.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: the deformable bladder is that one can be pressurized support
The elastic sack body of large deformation；When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is less than first setting value, the change
Shape air bag is in a contraction state；It, should when the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value
Deformable bladder is towards exocoel expansion in an expansion state.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: the deformable bladder is a telescoping tube, should
One end of telescoping tube is connected to the inner wall of the outer tube part, and the other end of the telescoping tube is a closed end；When this of the pen tube is interior
When the pressure difference of chamber and the exocoel is greater than first setting value, which deforms expansion towards the exocoel and stretches this
The length of the draw be greater than when the pressure difference of the inner cavity chamber of the pen tube and the exocoel is less than first setting value this is flexible
The length of pipe.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: first setting value corresponds to external ring
Border temperature change is 2 to 4 degrees Celsius；It is 5 to 7 degrees Celsius that second setting value, which corresponds to external environment temperature change,.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: the diameter of the widest part of the deformable bladder
It is defined as X, the thickness of the deformable bladder is defined as Y, then the thickness of the diameter of the widest part of the deformable bladder and the deformable bladder
Relational expression are as follows: Y=0.09X-0.1.
Furthermore, the pressure regulation device of writing implement above-mentioned, in which: the thickness of the deformable bladder is between 0.35
Millimeter is between 0.8 millimeter；The diameter of the widest part of the deformable bladder is between 5 millimeters to 10 millimeters.
Furthermore, the pressure regulation device of writing implement above-mentioned, wherein outer tube part further includes two ring flanges,
Two ring flange is spaced apart from each other setting around the prominent outside wall surface for forming in the outer tube part, and two ring flange is to fit in
The inner wall of the pen tube.
Detailed description of the invention
Fig. 1 is the stereo appearance figure of the writing implement of the utility model.
Fig. 2 is the element exploded view of the writing implement of the utility model.
Fig. 3 to Fig. 5 is the use state action diagram of the writing implement of the utility model.
Fig. 6 and Fig. 7 is the section action diagram of the first embodiment of the pressure regulation device of the utility model.
Fig. 8 is the stereo appearance figure of the second embodiment of the pressure regulation device of the utility model.
Fig. 9 and Figure 10 is the section action diagram of the second embodiment of the pressure regulation device of the utility model.
Figure 11 is the stereo appearance figure of the 3rd embodiment of the pressure regulation device of the utility model.
Figure 12 and Figure 13 is the section action diagram of the 3rd embodiment of the pressure regulation device of the utility model.
Figure 14 is the stereo appearance figure of the fourth embodiment of the pressure regulation device of the utility model.
Figure 15 and Figure 16 is the section action diagram of the fourth embodiment of the pressure regulation device of the utility model.
Description of symbols:
10 pen tube, 11 exocoel
12 inner cavity chamber, 20 pen head component
21 written 22 nibs of shell
The written seat of cotton 24 in 23
30 pressure regulation device, 31 outer tube part
32 deformable bladders.
Specific embodiment
The preferred embodiment for cooperating attached drawing and the utility model below, it is to reach to make a reservation in fact that the utility model, which is further described,
The technological means taken with novel purpose.
Shown in please referring to Fig.1 to Fig.3, the writing implement with pressure regulation device of the utility model includes a pen tube
10, a pen head component 20 and one can carry out pressure adjustment pressure regulation device 30；The wherein writing implement tool of the utility model
It is the writing implement that ink directly supplies formula for body, such as: Mike's pen, white board marker etc., but not limited to this.
Pen tube 10 above-mentioned has an inner space, an open end and a venthole, the open end in the present embodiment
The opposite end of pen tube 10 is located at venthole.In the present embodiment, the diameter of pen tube 10 between 4 millimeters to 25 millimeters it
Between, but not limited to this.
Pen head component 20 above-mentioned is set to the open end of pen tube 10, and in the present embodiment, which includes one
Cotton 23 and a written seat 24 in head shell 21, a nib 22, one；Written shell 21 is set to the open end of pen tube 10, and extends into
In pen tube 10；Nib 22 is set in written shell 21, and written 22 one end are run through and protruded from outside written shell 21；Middle cotton 23 is set to
In written shell 21, and it is sheathed on the other end of nib 22；Written seat 24 is set to written shell 21 and puts in the end in pen tube 10,
And it wears into middle cotton 23, and middle cotton 23 is fixed on written seat 24；The detail structure of pen head component 20 is the prior art, and pen
Head assembly 20 is not limited with above-mentioned construction and marriage relation.
It please referring to shown in Fig. 2 and Fig. 6, pressure regulation device 30 above-mentioned can be slidably set in pen tube 10 along pen tube 10,
And the inner space of pen tube 10 is separated into an exocoel 11 and an inner cavity chamber 12, inner cavity chamber 12 is to be relatively close to pen head component 20
Space, and inner cavity chamber 12 in include ink and air；Since exocoel 11 is connected to by venthole above-mentioned with external environment,
So the pressure of exocoel 11 and external environment pressure are in the state balanced.Pressure regulation device 30 includes an outer tube part 31 and one
Deformable bladder 32.
Inner wall of the outer tube part 31 to fit in pen tube 10, in the present embodiment, outer tube part 31 further includes two rings
Flange 311, two ring flange 311 form in the outside wall surface of outer tube part 31 around protruding, and respectively adjacent to the two of outer tube part 31
End opening, inner wall of two ring flange 311 to fit in pen tube 10；But the construction of outer tube part 31 is not limited, can also
With no ring flange, and directly with the inner wall of the outside wall surface of outer tube part 31 or other construction fitting pen tubes 10.
Deformable bladder 32 is set in outer tube part 31；When the pressure of the inner cavity chamber 12 of pen tube 10 is greater than the pressure of exocoel 11
When, if the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than first setting value, deformable bladder 32 can become towards exocoel 11
Shape (as shown in Figure 4)；And when the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than second setting value, entire pressure adjustment dress
Setting 30 can be mobile (as shown in Figure 5) towards exocoel 11 relative to pen tube 10；Wherein, the second setting value is greater than the first setting value.
It please refers to shown in Fig. 3 to Fig. 5, in other words, when the pressure difference of exocoel 11 and inner cavity chamber 12 is gradually increased, deformation
Air bag 32 can be increasingly towards the deformation of exocoel 11, after deformable bladder 32 is deformed to the limit, if the pressure difference continues to increase, after
Then entire pressure regulation device 30 can be mobile towards exocoel 11 relative to pen tube 10；Thus the deformation of deformable bladder 32 is adjusted micro-
The pressure change of width, and when pressure change is excessive, then it can still be adjusted by the movement of pressure regulation device 30.
There are many embodiments of different structure may achieve above-mentioned function for deformable bladder 32, and deformable bladder 32 first can substantially divide
At two types:
The first, please refers to shown in Fig. 6, Fig. 7, Fig. 9 and Figure 10, deformable bladder 32,32A can with pressure change direction
12 projection of inner cavity chamber or towards 11 projection of exocoel；Furthermore, it is understood that when the pressure difference of inner cavity chamber 12 and exocoel 11 is less than the
When one setting value, deformable bladder 32,32A are towards 12 projection of inner cavity chamber；And when the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than
When one first setting value, deformable bladder 32,32A is deformed towards exocoel 11 and projection；Specifically, the construction of this first type
There is following two embodiment:
It please refers to shown in Fig. 2, Fig. 6 and Fig. 7, deformable bladder 32 is hemispherical, and hemispherical direction outstanding can be with
Aforementioned condition and change.
Referring to shown in Fig. 8 to Figure 10, deformable bladder 32A includes one first capsule portion 321A and one second capsule portion
322A；One end of first capsule portion 321A is connected with one end of the second capsule portion 322A, and the other end of the first capsule portion 321A is connected to
The inner wall of outer tube part 31A, the other end of the second capsule portion 322A are a closed end, and the internal diameter of the first capsule portion 321A is greater than the second capsule
The internal diameter of portion 322A；It please refers to shown in Figure 10, when deformable bladder 32A is towards when 12 projection of inner cavity chamber, the first capsule portion 321A and
Two capsule portion 322A are towards 12 projection of inner cavity chamber；It please refers to shown in Fig. 9, when deformable bladder 32A is towards when 11 projection of exocoel,
One capsule portion 321A and the second capsule portion 322A is towards 11 projection of exocoel.
Second, referring again to shown in Figure 11 to Figure 16, deformable bladder 32B, 32C can change body with pressure change
Product；Furthermore, it is understood that deformable bladder 32B, 32C retain towards 11 projection of exocoel, and deformable bladder 32B, 32C are coated out in one
Portion space；When the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than the first setting value, deformable bladder 32B, 32C are towards exocoel
11 deformations are unfolded and are greater than the volume of inner space when the pressure difference of inner cavity chamber 12 and exocoel 11 is less than the first setting value
Inner space volume；
In other words, when the pressure difference of inner cavity chamber 12 and exocoel 11 is less than the first setting value, deformable bladder 32B, 32C
State in a relative constriction, and when the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than the first setting value, deform gas
Capsule 32B, 32C are in the state of an opposite expansion；Specifically, this second species is configured with following two embodiment:
Referring to shown in Figure 11 to Figure 13, deformable bladder 32B can be pressurized for one and support the elastic sack body of large deformation, please join
It reads shown in Figure 13, when the pressure difference of inner cavity chamber 12 and exocoel 11 is less than the first setting value, deformable bladder 32B is in contraction-like
State；It please refers to shown in Figure 12, when the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than the first setting value, deformable bladder 32B court
It is unfolded to exocoel 11 and is in expansion state.
Referring to shown in Figure 14 to Figure 16, deformable bladder 32C is a telescoping tube, and one end of telescoping tube is connected to outer tube
The inner wall of portion 31C, the other end of telescoping tube are a closed end；It please refers to shown in Figure 16, when inner cavity chamber 12 and exocoel 11
When pressure difference is less than the first setting value, telescoping tube is in opposite folding or a shorter state；It please refers to shown in Figure 15, works as inner cavity
When the pressure difference of room 12 and exocoel 11 is greater than the first setting value, telescoping tube can then be extended towards exocoel 11.
Aforementioned four embodiments can reach when the pressure difference of inner cavity chamber 12 and exocoel 11 is greater than one first setting value
When, deformable bladder 32 can be deformed towards exocoel 11 to adjust the purpose of pressure a little；But deformable bladder 32 is not with above-mentioned two
The construction of a type and four embodiments is limited, and only wants that above-mentioned purpose can be reached.
Referring to shown in Fig. 6, about the overall dimensions of deformable bladder 32, in the present embodiment, deformable bladder 32
The relational expression of the thickness of the diameter and deformable bladder 32 of the widest part are as follows: Y=0.09X-0.1, wherein X is defined as deformable bladder 32
The diameter of the widest part, Y are defined as the thickness of deformable bladder 32；And preferably, the diameter of the widest part of deformable bladder 32 is between 5
Millimeter is between 10 millimeters, and the thickness of deformable bladder 32 is between 0.35 millimeter to 0.8 millimeter；But deformable bladder 32 is outer
Molded dimension is not limited with above-mentioned, can also be adjusted on demand.
Furthermore deformable bladder 32 is in the present embodiment deformable silastic material, and but not limited to this, and to be only can
Reach the material of aforementioned function.
In addition, about inner cavity chamber 12 and the first setting value and the second setting value of the pressure difference of exocoel 11, in addition to can be with
It is directly outer to define with pressure, it can be converted the temperature change of external environment also to define, specifically, the first setting value pair
It should be 2 to 4 degrees Celsius in external environment temperature change, and preferably 3 degrees Celsius；And second setting value corresponds to external environment
Temperature change is 5 to 7 degrees Celsius, and preferably 6 degrees Celsius；
For example, when external temperature environment is from when being raised to 21 degrees Celsius for 18 degrees Celsius, inner cavity chamber 12 and exocoel 11
Pressure difference will reach the first setting value, and when external temperature environment is from when being raised to 24 degrees Celsius for 18 degrees Celsius, the pressure difference is just
The second setting value can be reached；Either, when external temperature environment is from when being raised to 28 degrees Celsius for 25 degrees Celsius, inner cavity chamber 12 and exocoel
The pressure difference of room 11 will reach the first setting value, and when external temperature environment is from when being raised to 31 degrees Celsius for 25 degrees Celsius, the pressure
Power difference will reach the second setting value.
The writing implement commodity of the utility model are before factory, referring to shown in Fig. 3 and Fig. 6, pressure regulation device
30 deformable bladder 32 is pressurizeed in advance to be deformed with resistance to deformation air bag 32 towards exocoel 11, such as: in aforementioned first type
Pressure regulation device 30 in, can first to pressure regulation device 30 pressurization make deformable bladder 32 towards 12 projection of inner cavity chamber deform；
Referring to shown in Fig. 4 and Fig. 7, the pressure a little thus generated when pen cover 40 is covered to writing implement inside will be just
It cancels out each other with pressurizeing a little in advance for pressure regulation device 30, and the internal pressure of writing implement is made to keep balancing, such one
Come, writing implement can be transported in the state of internal and external pressure balance, and when can be transported temperature and pressure influence
It minimizes, causes pen cover 40 voluntarily to separate with pen tube 10 or even to avoid because of the internal pressure variation caused by transport vibration
It sprays, and avoids ink feed excessive and ink leak causes commodity to be contaminated, and then can keep commodity completely as new.
Referring to shown in Fig. 5, and when the temperature of external environment is excessively high cause to write the variation of part internal pressure it is excessive when,
Then entire pressure regulation device 30 can reconcile pressure towards the movement of exocoel 11 relative to pen tube 10；Thus the change of deformable bladder 32
The adjustable pressure change a little of shape, and when pressure change is excessive, then it can still be adjusted by the movement of pressure regulation device 30
Section.
No matter the size of the utility model thus pressure change, can reach the function of adjustment pressure, uses and avoid
High temperature or the external environment of low pressure cause internal pressure unbalance, and ink compression ejection or book are caused when opening pen cover 40
Ink feed is excessive when writing and ink leak.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, although the utility model has been disclosed in the preferred embodiments as above, is not intended to limit the utility model, any affiliated skill
Those of ordinary skill in art field, in the range of not departing from technical solutions of the utility model, when using the disclosure above
Technology contents make a little change or the equivalent embodiment for being modified to equivalent variations, but all without departing from the utility model technical side
The content of case, it is made by the above technical examples according to the technical essence of the present invention it is any it is simple modification, equivalent variations with repair
Decorations, are still within the scope of the technical solutions of the present invention.
Claims (12)
1. a kind of pressure regulation device of writing implement, which is characterized in that its can along a writing implement a pen tube slidably
It is separated into an inner cavity chamber and an exocoel in the pen tube, and by an inner space of the pen tube, the pressure regulation device packet
Containing an outer tube part and a deformable bladder, inner wall of the outer tube part to fit in the pen tube, the deformable bladder is set to the outer tube
In portion；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value, deformable bladder meeting direction should
Exocoel deformation；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than second setting value, which can phase
It is mobile towards the exocoel to the pen tube；Second setting value is greater than first setting value.
2. the pressure regulation device of writing implement as described in claim 1, it is characterised in that:
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is less than first setting value, the deformable bladder is interior towards this
Chamber projection；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value, the deformable bladder is outer towards this
Chamber deformation and projection.
3. the pressure regulation device of writing implement as claimed in claim 2, which is characterized in that the deformable bladder is hemispherical.
4. the pressure regulation device of writing implement as claimed in claim 2, it is characterised in that:
The deformable bladder includes one first capsule portion and one second capsule portion；One end of the one end in the first capsule portion and the second capsule portion
It is connected, the other end in the first capsule portion is connected to the inner wall of the outer tube part, and the other end in the second capsule portion is a closed end,
The internal diameter in the first capsule portion is greater than the internal diameter in the second capsule portion；
When the deformable bladder is towards when inner cavity chamber's projection, the first capsule portion and the second capsule portion are towards inner cavity chamber's projection；
When the deformable bladder is towards when the exocoel projection, the first capsule portion and the second capsule portion are towards the exocoel projection.
5. the pressure regulation device of writing implement as described in claim 1, it is characterised in that:
The deformable bladder is towards the exocoel projection, and the deformable bladder coats out an inner space；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value, the deformable bladder is outer towards this
Chamber deformation is unfolded and is greater than the volume of the inner space when the inner cavity chamber of the pen tube and the pressure difference of the exocoel are less than
The volume of inner space when first setting value.
6. the pressure regulation device of writing implement as claimed in claim 5, it is characterised in that:
The deformable bladder can be pressurized for one and support the elastic sack body of large deformation；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is less than first setting value, which shrinks in one
State；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value, the deformable bladder is outer towards this
Chamber expansion is in an expansion state.
7. the pressure regulation device of writing implement as claimed in claim 5, it is characterised in that:
The deformable bladder is a telescoping tube, and one end of the telescoping tube is connected to the inner wall of the outer tube part, the telescoping tube it is another
End is a closed end；
When the pressure difference of the inner cavity chamber of the pen tube and the exocoel is greater than first setting value, the telescoping tube is towards the exocoel
Room deformation expansion and make the length of the telescoping tube be greater than when the inner cavity chamber of the pen tube and the pressure difference of the exocoel be less than this
The length of telescoping tube when one setting value.
8. the pressure regulation device of the writing implement as described in any one of claims 1 to 7, it is characterised in that:
It is 2 to 4 degrees Celsius that first setting value, which corresponds to external environment temperature change,
It is 5 to 7 degrees Celsius that second setting value, which corresponds to external environment temperature change,.
9. the pressure regulation device of the writing implement as described in any one of claims 1 to 7, which is characterized in that the deformation gas
The diameter of the widest part of capsule is defined as X, and the thickness of the deformable bladder is defined as Y, then the diameter of the widest part of the deformable bladder and
The relational expression of the thickness of the deformable bladder are as follows: Y=0.09X-0.1.
10. the pressure regulation device of writing implement as claimed in claim 9, which is characterized in that the thickness of the deformable bladder is situated between
Between 0.35 millimeter to 0.8 millimeter, the diameter of the widest part of the deformable bladder is between 5 millimeters to 10 millimeters.
11. the pressure regulation device of the writing implement as described in any one of claims 1 to 7, which is characterized in that outer tube part into
One step includes two ring flanges, which is spaced apart from each other setting around the prominent outside wall surface for forming in the outer tube part, this two
The inner wall of ring flange to fit in the pen tube.
12. a kind of writing implement, characterized by comprising:
One pen tube；
Just like pressure regulation device described in any one of claims 1 to 11；And
One pen head component is set to the pen tube adjacent to one end of the inner cavity chamber；
Wherein, the deformable bladder of the pressure regulation device is pressurizeed in advance to resist the deformable bladder towards the exocoel and become
Shape.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW106216719U TWM557680U (en) | 2017-11-10 | 2017-11-10 | Pressure regulating device of writing implement and writing implement with the pressure regulating device |
| TW106216719 | 2017-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208698254U true CN208698254U (en) | 2019-04-05 |
Family
ID=62643650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721674013.2U Expired - Fee Related CN208698254U (en) | 2017-11-10 | 2017-12-05 | Pressure adjusting device of writing tool and writing tool thereof |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JP3217293U (en) |
| CN (1) | CN208698254U (en) |
| AU (1) | AU2018100775A4 (en) |
| BR (1) | BR202018011340U2 (en) |
| MY (1) | MY188195A (en) |
| PH (1) | PH22018000412U1 (en) |
| RU (1) | RU185288U9 (en) |
| TR (1) | TR201806527U5 (en) |
| TW (1) | TWM557680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774347A (en) * | 2017-11-10 | 2019-05-21 | 顺德工业股份有限公司 | The pressure regulation device and its writing implement of writing implement |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113165414A (en) * | 2018-12-24 | 2021-07-23 | 深圳市柔宇科技股份有限公司 | Writing tool and writing control method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL76412C (en) * | 1949-05-23 | |||
| US3425779A (en) * | 1966-09-01 | 1969-02-04 | Paul C Fisher | Pressurized marking instrument |
| US4838722A (en) * | 1985-07-13 | 1989-06-13 | A.W. Faber-Castell Unternehmensverwaltung Gmbh & Co. | Device for dispensing flowable substances |
| JPH0794198B2 (en) * | 1991-05-08 | 1995-10-11 | 二郎 堀 | Writing instrument |
| FR2785569B1 (en) * | 1998-11-09 | 2001-01-26 | Bima 83 | INK TRACKING PISTON FOR BALL PEN AND MANUFACTURING METHOD THEREOF |
| KR100767245B1 (en) * | 2000-04-25 | 2007-10-17 | 펜텔 가부시기가이샤 | Coating device |
| US6926458B2 (en) * | 2001-01-10 | 2005-08-09 | Mitsubishi Pencil Kabushikikaisha | Ball-point pen refill |
| JP4332697B2 (en) * | 2002-01-10 | 2009-09-16 | 信越化学工業株式会社 | Sputter target |
-
2017
- 2017-11-10 TW TW106216719U patent/TWM557680U/en unknown
- 2017-12-05 CN CN201721674013.2U patent/CN208698254U/en not_active Expired - Fee Related
-
2018
- 2018-03-02 JP JP2018000764U patent/JP3217293U/en not_active Expired - Fee Related
- 2018-05-08 RU RU2018117157U patent/RU185288U9/en not_active IP Right Cessation
- 2018-05-08 PH PH22018000412U patent/PH22018000412U1/en unknown
- 2018-05-09 TR TR2018/06527U patent/TR201806527U5/en unknown
- 2018-05-15 MY MYUI2018701825A patent/MY188195A/en unknown
- 2018-06-05 BR BR202018011340-8U patent/BR202018011340U2/en not_active IP Right Cessation
- 2018-06-08 AU AU2018100775A patent/AU2018100775A4/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774347A (en) * | 2017-11-10 | 2019-05-21 | 顺德工业股份有限公司 | The pressure regulation device and its writing implement of writing implement |
Also Published As
| Publication number | Publication date |
|---|---|
| BR202018011340U2 (en) | 2019-06-04 |
| JP3217293U (en) | 2018-08-02 |
| AU2018100775A4 (en) | 2018-07-12 |
| RU185288U1 (en) | 2018-11-29 |
| PH22018000412U1 (en) | 2020-04-22 |
| RU185288U9 (en) | 2019-06-07 |
| MY188195A (en) | 2021-11-24 |
| TR201806527U5 (en) | 2019-05-21 |
| TWM557680U (en) | 2018-04-01 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190405 Termination date: 20191205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |