The content of the invention
The white board marker of ink supply efficiency can be effectively improved greatly it is an object of the invention to provide a kind of ink reservoir volume.
The technical scheme is that:A kind of white board marker of easy blotting, mainly by penholder 1, the cap for brush 2, pen core 3 and ink group
Into described penholder is hollow, and ink is stored in penholder endoporus, and one end of penholder reduces to form nib 4, the other end and cap for brush phase
Even, the support frame 11 with centre bore is provided near the inwall of the cap for brush in penholder 1, it is characterised in that:The blank of described easy blotting
Pen also includes ink-feeding tube 5, the inking device and piston 6 being placed in the cap for brush;Pen core fixing hole is provided with along the axis of nib 4,
Pen core inserts pen core fixing hole and fixes from the outside to the core;Pen core fixing hole is raised to the direction of the cap for brush to form pen core fixed column 41, institute
The pen core fixed column stated forms pen core stop bit bead 42, the endoporus of pen core stop bit bead towards the edge of cap for brush one end to inner process
Diameter prevents pen core that the port of export of ink-feeding tube is blocked from moving up less than the diameter of pen core;Ink-feeding tube 5 is towards nib one end
End face outwards expands and forms ink storage chamber 51, and ink storage chamber 51 is connected in pen core fixed column towards the cap for brush one away from the edge of ink-feeding tube 5
On the end face at end or in pen core stop bit bead, the ink in penholder is set to enter the endoporus of pen core fixed column from ink storage chamber;It is defeated
Black pipe 5 outwards expands the piston cylinder 52 for forming columnar hollow towards the end face of cap for brush one end, and the piston cylinder 52 of ink-feeding tube is located at branch
In the centre bore of support 11, the wall of piston cylinder is provided with ink-feeding hole 521, and ink-feeding hole is connected with the endoporus of penholder;In the cap for brush 2
Fixed plate 21 is inside additionally provided with, the piston fixed column 22 to cap for brush top boss is provided with fixed plate 21, in piston fixed column
The demarcation strip parallel with fixed plate 21 is provided with, demarcation strip is provided with piston fixing hole;Pressing key 7, institute are provided with the top of the cap for brush
The enough endoporus in the presence of external force along the cap for brush of pressing bond energy stated are moved forward and backward;Piston 6 enters piston cylinder from cap for brush one end, with
The piston inside wall of cylinder is formed and is fitted close;Piston rod 61 passes through the piston fixing hole on demarcation strip from penholder one end, is then passed through spring
8, end is fixed on the pressing inwall of key 7;Described one end of spring 8 pushes against the inwall of pressing key, and the other end is fixed into piston
Post 22 pushes against demarcation strip;When not pressing pressing key 7, piston 6 is moved upwardly into piston fixed column under the tension force effect of spring 8
22 towards in the endoporus of nib;When needing ink supply, make nib down or incline down, after pressing pressing key, spring 8 is squeezed
To the Direction distortion of nib, pressing key 7 promotes piston 6 to be moved to nib in piston cylinder to the direction of nib, by piston cylinder
Ink clamp-on ink-feeding tube 5, make ink reach ink storage chamber 51 and pen core fixed column endoporus, the pen in pen core fixed column endoporus
Core 3 can just be drawn onto ink, realize the ink supply to pen core 3, at this moment, negative pressure be formed in penholder, and extraneous air is by pressing key
Space between the cap for brush enters in the cap for brush, then enters piston cylinder by the space between piston rod and demarcation strip, and then passes through
Ink-feeding hole enters penholder, air pressure is tended to balance, and decontrols pressing key, and under spring tension, pressing key and piston are to pen
The top of cap is resetted, and negative pressure is formed in the piston cylinder between piston and ink-feeding tube, and the partial air in penholder can be automatically by
In the piston cylinder that ink-feeding hole enters between piston and ink-feeding tube, reduce negative pressure;When piston is located between ink-feeding hole and pressing key
When, as long as, the ink in penholder will be flowed into piston cylinder by ink-feeding hole, be that standard is carried out in ink supply next time by nib upward
It is standby;In pressing key towards being provided with the spring locating lugs raised to fixed plate direction, one end peace of spring on the wall of fixed plate
Put in spring locating lugs;The diameter of bore of described ink-feeding tube is less than the aperture of piston cylinder and the aperture of ink storage chamber.
Piston fixing hole towards pressing key edge to pressing key direction it is raised formed sealing column 23, piston rod 61 with
The tooth form sealing ring 9 of multilayer parallel tooth, tooth form are provided between piston fixing hole inwall and piston rod and the inwall of sealing column
The tooth of sealing ring is inclined from the cap for brush to the direction of ink-feeding tube.
The locking cap 24 being connected through a screw thread with it is provided with sealing column 23.
Described fixed plate 21 is more than towards the distance of the wall of the wall with demarcation strip towards nib one end of nib one end
Or equal to the height of piston.
Fixed bead outwardly is provided with the outer wall of piston cylinder, for fixing support rack;Piston cylinder is set to be located at penholder
Piston is set to enter piston cylinder on the center line of endoporus, during in order to assembling.
Piston rod being provided with towards the wall of fixed plate and fixing bead, described piston rod fixes bead to press in pressing key
Axle centered on the central shaft of key, the end of piston rod is fixed on piston rod and fixes in bead.
During assembling, piston rod enters piston rod from piston cylinder to the direction of pressing key to be fixed in bead, and by welding etc.
Mode makes both form a fixed connection.
Penholder is made using transparent material.
Beneficial effect
1st, ink is supplied to ink storage chamber by piston, improves ink supply situation, reduce disconnected ink phenomenon, make to write more smooth;
2nd, can be repeatedly plus black, extend the service life of white board marker.
Specific embodiment
As depicted in figs. 1 and 2, the white board marker of easy blotting, is mainly made up of penholder 1, the cap for brush 2, pen core 3 and ink, described
Penholder it is hollow, ink is stored in penholder endoporus, and one end of penholder reduces to form nib 4, and the other end is connected with the cap for brush.
As shown in Figure 2 and Figure 5, the white board marker of described easy blotting also includes ink-feeding tube 5, the inking being placed in cap for brush dress
Put and piston 6.
As shown in figure 4, being provided with pen core fixing hole along the axis of nib 4, pen core inserts pen core fixing hole and consolidates from the outside to the core
It is fixed;Pen core fixing hole is raised to the direction of the cap for brush to form pen core fixed column 41, and described pen core fixed column is towards cap for brush one end
Edge forms pen core stop bit bead 42 to inner process, and the diameter of the diameter of bore less than pen core of pen core stop bit bead makes pen core not
The port of export for blocking ink-feeding tube can be moved up;Ink-feeding tube 5 outwards expands towards the end face of nib one end and forms ink storage chamber 51, stores up
Black chamber 51 is connected in pen core fixed column towards on the end face of cap for brush one end or in pen core stop bit bead away from the edge of ink-feeding tube 5,
The ink in penholder is set to enter the endoporus of pen core fixed column from ink storage chamber.When ink enters ink storage chamber 51 by ink-feeding tube,
As long as nib is down, ink will flow into pen core fixed column endoporus, soak pen core.Because pen core is typically with hygroscopic material
Material makes, and ink can be diffused into up to the pen core top outside nib automatically along pen core such that it is able to be write.Ink storage chamber with
Between pen core fixed column or pen core stop bit bead by the way of being fixedly connected, prevent ink from being flowed back to from gap between the two
In penholder, to ensure that pen core can obtain the ink feed of abundance.
As shown in figure 3, ink-feeding tube 5 outwards expands the piston cylinder 52 for forming columnar hollow towards the end face of cap for brush one end,
Penholder 1 is provided with the support frame 11 with centre bore near the inwall of the cap for brush, and the piston cylinder 52 of ink-feeding tube is located at the center of support frame 11
In hole, the wall of piston cylinder is provided with ink-feeding hole 521, and ink-feeding hole is connected with the endoporus of penholder;Fixation is additionally provided with the cap for brush 2
Plate 21, is provided with the piston fixed column 22 to cap for brush top boss in fixed plate 21, is provided with piston fixed column and fixed plate
21 parallel demarcation strips, demarcation strip is provided with piston fixing hole.
Pressing key 7 is provided with the top of the cap for brush, before the described pressing enough endoporus in the presence of external force along the cap for brush of bond energy
After move;Piston 6 enters piston cylinder from cap for brush one end, is formed with the piston inside wall of cylinder and is fitted close;Piston rod 61 is from penholder one end
Through the piston fixing hole on demarcation strip, spring 8 is then passed through, end is fixed on the pressing inwall of key 7;Described one end of spring 8
The inwall of pressing key is pushed against, the other end enters piston fixed column 22 and pushes against demarcation strip;When not pressing pressing key 7, piston 6 is in spring
Piston fixed column 22 is moved upwardly under 8 tension force effect towards in the endoporus of nib.
When needing ink supply, nib is first allowed upward, the ink in penholder is entered piston cylinder by ink-feeding hole, then make nib court
Lower or incline down, after pressing pressing key, spring 8 is squeezed the Direction distortion to nib, and pressing key 7 is pushed away to the direction of nib
Piston 6 is moved in piston cylinder to nib, and the ink in piston cylinder is clamp-oned into ink-feeding tube 5, ink is reached the He of ink storage chamber 51
Pen core fixed column endoporus, the pen core 3 in pen core fixed column endoporus can just be drawn onto ink, realize the ink supply to pen core 3, this
When, negative pressure is formed in penholder, extraneous air is entered in the cap for brush by pressing the space between key and the cap for brush, then by piston rod
Space between demarcation strip enters piston cylinder, and then enters penholder by ink-feeding hole, air pressure is tended to balance, and decontrols pressing
Key, under spring tension, pressing key and piston reset to the top of the cap for brush, the piston cylinder between piston and ink-feeding tube
Interior formation negative pressure, in the piston cylinder that the partial air in penholder can enter between piston and ink-feeding tube automatically by ink-feeding hole, makes
Negative pressure reduces.In the reset state, piston is located in the piston cylinder between ink-feeding hole and pressing key, will not block ink-feeding hole.
When piston is located between ink-feeding hole and pressing key, as long as, the ink in penholder will be by entering by nib upward
Ink hole is flowed into piston cylinder, is that ink supply is ready next time.
As shown in Figure 6 and Figure 7, piston fixing hole forms sealing column towards the edge of pressing key to the direction of pressing key is raised
23, the tooth of multilayer parallel tooth is provided between piston rod 61 and piston fixing hole inwall and piston rod and the inwall of sealing column
Shape sealing ring 9, the tooth of tooth form sealing ring is inclined from the cap for brush to the direction of ink-feeding tube.During piston reset, if piston
There is ink between demarcation strip, can be flowed back in penholder by ink-feeding hole, or work is flowed to by the space between piston and piston cylinder
In piston cylinder between plug and ink-feeding tube, due to being provided with tooth form sealing ring 9, ink is set to cannot pass through the sky of piston rod and demarcation strip
In the cap for brush that clearance flow is entered above demarcation strip, extraneous air can squeeze tooth form sealing ring 9 and enter in piston cylinder.
The locking cap 24 being connected through a screw thread with it is provided with sealing column 23.
Described ink-feeding hole 521 is positioned close on the wall of the piston cylinder 52 in penholder of fixed plate 21.
Described fixed plate 21 is more than towards the distance of the wall of the wall with demarcation strip towards nib one end of nib one end
Or equal to the height of piston.
The diameter of bore of described ink-feeding tube is less than the aperture of piston cylinder and the aperture of ink storage chamber.Born when being formed in piston cylinder
During pressure, the part ink in ink-feeding tube can flow backwards and return in piston cylinder, because ink-feeding tube is thinner and more long, the negative pressure in piston cylinder
The resorption power that the ink in piston cylinder ink-feeding tube farther out of adjusting the distance is formed will be reduced, also, due to the sectional area of ink storage chamber
More than the sectional area of ink-feeding tube, the ink of ink storage chamber is difficult to be drawn back into piston cylinder.Due to pen core have density higher and
Preferable solid water, ink in pen core is very low due to the possibility that the negative pressure in piston cylinder is returned in piston cylinder by suck-back.Only
Have under the promotion of piston, ink is squeezed into ink storage chamber from piston cylinder, in turn, during piston reset, in Chu Sai chambers
Ink is difficult to return to piston cylinder by ink-feeding tube.In the case where piston is motionless, white board marker be internally formed one it is relatively stable
Poised state, the ink in piston cylinder is also difficult to flow to ink storage chamber by ink-feeding tube, so that ink storage chamber can be constantly pen core
Supply ink, only when not having ink in ink storage chamber, just needs pressing pressing key, and ink is shifted onto from plunger shaft by piston
Ink storage chamber, realizes ink supply.
Fixed bead outwardly is provided with the outer wall of piston cylinder, for fixing support rack;Piston cylinder is set to be located at penholder
Piston is set to enter piston cylinder on the center line of endoporus, during in order to assembling.
As shown in fig. 6, prominent towards the spring positioning raised to fixed plate direction is provided with the wall of fixed plate in pressing key
Edge, one end of spring is placed in spring locating lugs;Piston rod is provided with towards the wall of fixed plate fix bead in pressing key,
Described piston rod fixes bead axle centered on the central shaft for pressing key, and the end of piston rod is fixed on piston rod and fixes bead
It is interior.During assembling, piston rod enters piston rod from piston cylinder to the direction of pressing key to be fixed in bead, and is made by modes such as welding
Both form a fixed connection.
Penholder is made in order to observe ink reservoir volume using transparent material.
Above-described embodiment is intended merely to interpretation purposes of the invention, and is not limitation of the present invention, this technology
The those of ordinary skill in field, in essential scope of the invention, makes a variety of changes or substitutes, and should also belong to guarantor of the invention
Shield category.