CN212098124U - Straight liquid pen - Google Patents

Abstract

The utility model discloses a straight liquid pen, including leading the water core, the water storage core, the nib, the pen socket, pen item and sealing washer, the left end of pen socket is sealed, the right-hand member opening of pen socket, pen item clamps the opening department of pen socket and is in the opening department so that the opening edge department of pen socket is sealed, the nib clamps the centre bore department at pen item so that centre bore edge is sealed, the water core sets up in the centre of pen socket, the nib is installed and is close to pen socket open-ended tip at the water core, the sealing washer overlaps on leading water core mid portion outer wall, the sealing washer encloses with pen socket left part and gathers together and form the ink chamber, the sealing washer, the pen socket right part, pen item and nib enclose and gather together and form the stock solution chamber, the sealing washer seals between water core outer wall and the pen socket inner wall, the water storage core sets up on the part outer wall that the water core is located the. Under the condition that ink in the ink cavity is more, the water diversion core guides the ink to the pen point, and excessive ink in the position, close to the pen point, of the water diversion core can permeate the water storage core to be stored, so that the amount of the ink in the pen point is reduced, and ink waste is reduced.

Description

Straight liquid pen

[ technical field ] A method for producing a semiconductor device

The utility model relates to a straight liquid pen belongs to the stationery field.

[ background of the invention ]

The ink in the ink cavity of the straight liquid pen supplies ink to the pen head through the ink guiding core, which is the design of the conventional straight liquid pen. However, just after the ink is replenished, the ink in the ink chamber is abundant, and the ink is discharged from the pen point more, which easily causes the turbid writing and wastes the ink. When the ink in the ink cavity is insufficient, the handwriting is light, and the ink needs to be replenished immediately, but the use of the direct-liquid pen is inconvenient if no ink is left at hand.

[ Utility model ] content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a straight liquid pen which utilizes ink more effectively.

Solve the technical problem, the utility model discloses a following technical scheme:

a straight liquid pen comprises a water diversion core, a water storage core, a pen point, a pen sleeve, a pen item and a sealing ring, wherein the left end of the pen sleeve is sealed, the right end of the pen sleeve is open, the pen item is clamped at the opening of the pen sleeve to enable the opening edge of the pen sleeve to be sealed, the pen point is clamped at the center hole of the pen item to enable the edge of the center hole to be sealed, the water diversion core is arranged in the middle of the pen sleeve, the pen point is arranged at the end part, close to the opening of the pen sleeve, of the water diversion core, the sealing ring is sleeved on the outer wall of the middle part of the water diversion core, the sealing ring and the left part of the pen sleeve are enclosed to form an ink cavity, the sealing ring, the right part of the pen sleeve, the pen item and the pen point are enclosed to form the water storage cavity, the sealing ring seals the space.

The utility model has the advantages that:

under the condition that ink in the ink cavity is more, the water diversion core guides the ink to the pen point, and excessive ink in the position, close to the pen point, of the water diversion core can permeate the water storage core to be stored, so that the amount of the ink in the pen point is reduced, and ink waste is reduced. When the ink in the ink cavity is insufficient, the ink in the water storage core can seep back into the water diversion core, so that the ink output of the pen point is increased.

The sealing washer includes manger plate circle and return air retaining ring, and the manger plate circle compresses tightly on the return air retaining ring, and the manger plate circle is located the left side of return air retaining ring.

The edge bending type of manger plate circle forms first closing plate, and the edge bending type of return air retaining ring forms the second closing plate, and the edge lateral wall extrusion of first closing plate is at the edge lateral wall of second closing plate, and first closing plate and second closing plate all laminate on the inner wall of pen socket.

The mid portion of manger plate circle forms the arc wall towards the protruding arc wall that forms of return air retaining ring, is provided with the through-hole on the arc wall, and arc wall and return air retaining ring enclose and hold up formation liquid seal groove, and liquid seal groove communicates to the ink chamber, and liquid seal groove switches on to the outer wall that the diversion core is located sealing washer department.

Be provided with the inserting groove between arc wall and the first closing plate, return air retainer ring forms the plugboard towards the manger plate circle protrusion, and the plugboard is arranged in the inserting groove, plugboard and first closing plate laminating.

Be provided with elastic convex block on the plugboard, elastic convex block elastic extrusion is on first closing plate.

The water storage core is tubular, and is sleeved on the outer wall of the water diversion core.

Be provided with the locating plate on the inner wall of a writing brush item, the both ends of water storage core extrude respectively on return air retaining ring and locating plate.

The lateral wall indent that the return air retaining ring is located the stock solution intracavity forms the dilatation recess.

The straight liquid pen still includes the pen cover, and the outer wall evagination of an item forms location lug, and an item is located the left partial elasticity extrusion of location lug and is on the inner wall of pen socket, and a item is located the partial elasticity extrusion on location lug right side and is on the inner wall of pen cover, and the left and right both sides at location lug are extruded respectively to the end wall of pen socket and the end wall of pen cover.

Other features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention will be further explained with reference to the drawings:

fig. 1 is a schematic view of a front view structure of a straight liquid pen according to an embodiment of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure taken along the line A-A in FIG. 1;

fig. 3 is a schematic diagram of an explosion structure of a direct liquid pen according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an explosion structure of the sealing ring according to the embodiment of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of a pen holder according to an embodiment of the present invention.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

In the following description, the appearances of the indicating orientation or positional relationship, such as the terms "inner", "outer", "upper", "lower", "left", "right", etc., are only for convenience in describing the embodiments and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

Example (b):

referring to fig. 1 to 5, the present embodiment provides a straight liquid pen, which includes a water core 1, a water core 2, a pen point 3, a pen cap 4, a pen cap 5, a pen cap 8, and a sealing ring.

The left end of the pen cap 4 is sealed, and the right end of the pen cap 4 is opened. The outer wall of the pen cap 5 is convex outwards to form a ring-shaped positioning lug 17, and the part of the pen cap 5, which is positioned on the left side of the positioning lug 17, is extruded on the inner wall of the pen cap 4 through elastic deformation, so that the pen cap 5 is clamped at the right end of the pen cap 4, on one hand, the detachable installation of the pen cap 5 on the pen cap 4 is realized, and on the other hand, the opening edge of the pen cap 4 is sealed. After the pen cap 5 is assembled in place, the right end wall of the pen cap 4 is extruded on the left side surface of the positioning bump 17, so that the pen cap 4 can be installed and positioned on the pen cap 5. The pen head 3 is clamped at the center hole of the pen top 5 so that the edge of the center hole is sealed. The part of the pen cap 5 on the right side of the positioning bump 17 is extruded on the inner wall of the pen cap 8 through elastic deformation, so that the pen cap 8 can be detachably mounted on the pen cap 5. Meanwhile, after the pen cap 8 is assembled in place, the left end wall of the pen cap 8 is extruded on the right side surface of the positioning bump 17, so that the pen cap 8 is positioned on the pen holder 5.

The water diversion core 1 is arranged in the middle of the pen cap 4, the left end of the water diversion core 1 is abutted against the inner wall of the left end of the pen cap 4, the right end of the water diversion core 1 is the end part of the water diversion core 1 close to the opening of the pen cap 4 correspondingly, and the right end of the water diversion core 1 is arranged on the pen point 3. The sealing ring is sleeved on the outer wall of the middle part of the water guiding core 1, the sealing ring is positioned in the pen cap 4, the pen cap 4 is divided into the left part of the pen cap 4 and the right part of the pen cap 4 by taking the sealing ring as a boundary. The sealing ring and the left part of the pen cap 4 are enclosed to form an ink cavity 9, and the sealing ring, the right part of the pen cap 4, the pen neck 5 and the pen head 3 are enclosed to form a liquid storage cavity 10. The separation between the ink cavity 9 and the liquid storage cavity 10 is realized through a sealing ring, wherein ink is stored in the ink cavity 9, and the ink in the ink cavity 9 can only flow into the liquid storage cavity 10 from left to right through the water guiding core 1. The sealing rings seal between the outer wall of the water diversion core 1 and the inner wall of the pen cap 4, and ink can not flow between the corresponding sealing rings and the inner wall of the pen cap 4 and between the corresponding sealing rings and the outer wall of the water diversion core 1.

The water storage core 2 is arranged on a part of the outer wall of the water diversion core 1 in the liquid storage cavity 10, and the water diversion core 1 is in direct contact with the water storage core 2, so that ink can flow between the water storage core 2 and the water diversion core 1. In order to facilitate the smoothness of the ink flowing between the water storage core 2 and the diversion core 1, the contact area between the water storage core 2 and the diversion core 1 needs to be increased, in the embodiment, the shape of the water storage core 2 is selected to be tubular, and the water storage core 2 is sleeved on the outer wall of the diversion core 1.

The left part of the pen cap 4 is filled with ink by detaching the sealing ring, the water leading core 1 and the pen item 5, and then the brand-new sealing ring, the water leading core 1 and the pen item 5 are assembled again, so that the ink cavity 9 is filled with ink completely. At this time, the ink in the ink chamber 9 is more, and the ink in the water storage core 2 is less. The water diversion core 1 guides the ink in the ink cavity 9 to the pen point 3, the part of the water diversion core 1 positioned in the liquid storage cavity 10 is relatively close to the pen point 3, when the ink reaches the pen point 3, a part of the ink can flow into the water storage core 2 from the water diversion core 1 to be stored, so that the ink output of the pen point 3 is properly reduced, and the ink waste is reduced on the basis of not influencing the writing effect. Along with the gradual reduction of the ink in the ink cavity 9 in the use process, the ink volume flowing in the water diversion core 1 is gradually reduced, and at the moment, the ink in the water storage core 2 can partially seep back into the water diversion core 1, so that the ink output of the pen point 3 is supplemented.

Specifically, the sealing washer includes water retaining ring 6 and return air retaining ring 7, and water retaining ring 6 compresses tightly on return air retaining ring 7, and water retaining ring 6 is located return air retaining ring 7's left side, and corresponding water retaining ring 6 sets up towards ink chamber 9, and return air retaining ring 7 sets up towards stock solution chamber 10. The water retaining ring 6 prevents ink in the ink cavity 9 from entering the liquid storage cavity 10 through a channel of the non-water-guiding core 1, and the air return check ring 7 can prevent air in the liquid storage cavity 10 from entering the ink cavity 9.

Wherein the edge bending of manger plate circle 6 forms first closing plate 11, and the edge bending of return-air retainer ring 7 forms second closing plate 12, and the marginal lateral wall extrusion of first closing plate 11 is at the marginal lateral wall of second closing plate 12 to increase the joint strength between manger plate circle 6 and the return-air retainer ring 7. Meanwhile, the first sealing plate 11 and the second sealing plate 12 are attached to the inner wall of the pen cap 4, so that the sealing performance between the water retaining ring 6 and the air return check ring 7 and the inner wall of the pen cap 4 is improved.

Further, in order to promote the area of contact of the water retaining ring 6 and the air return check ring 7 with the inner wall of the pen cap 4, the first sealing plate 11 and the second sealing plate 12 are both arranged to be annular plates, and the first sealing plate 11 and the second sealing plate 12 are both in interference fit with the inner wall of the pen cap 4.

The middle part of the water retaining ring 6 protrudes towards the air return check ring 7 to form an arc-shaped wall 13, a through hole is formed in the arc-shaped wall 13, the arc-shaped wall 13 and the air return check ring 7 are enclosed to form a liquid seal groove, and the liquid seal groove is communicated to the ink cavity 9 through the through hole in the arc-shaped wall 13. Under the condition that the ink in the ink cavity 9 is sufficient, a small amount of ink can flow into the liquid seal tank through the through holes on the arc-shaped wall 13, and the arc-shaped wall 13 can reduce the space of the liquid seal tank and limit the ink amount in the liquid seal tank. When the ink in the ink cavity 9 is less, the ink at the through hole on the arc-shaped wall 13 can block the through hole on the arc-shaped wall 13 under the action of self tension, so that the ink in the liquid seal tank is prevented from flowing back to the ink cavity 9, and the residual ink is concentrated in the liquid seal tank as much as possible. The liquid seal groove is communicated to the outer wall of the water diversion core 1 at the sealing ring, a small amount of ink in the liquid seal groove can be relatively concentrated and rapidly seeped into the water diversion core 1 and reaches the pen point 3 in the shortest distance possible, and the residual ink is effectively utilized under the condition that the ink in the ink cavity 9 is insufficient.

Preferably, the arc-shaped wall 13 and the first sealing plate 11 are enclosed to form an insertion groove, the air return check ring 7 protrudes towards the water retaining ring 6 to form an insertion plate 15, the insertion plate 15 is located in the insertion groove, and the insertion plate 15 is attached to the first sealing plate 11, so that the assembling position of the water retaining ring 6 on the air return check ring 7 is determined.

In order to increase the connection strength between the water retaining ring 6 and the air return check ring 7, the insertion plate 15 is provided with an elastic bump which is elastically extruded on the first sealing plate 11, so that the water retaining ring 6 and the air return check ring 7 are in interference connection.

In this embodiment, the positioning plate 16 is disposed on the inner wall of the pen cap 5, and the two ends of the water storage core 2 are respectively extruded on the air return check ring 7 and the positioning plate 16, so as to axially position the position of the water storage core 2 in the liquid storage cavity 10. The inner wall of the pen holder 5 and the air return check ring 7 can also be provided with a radial stop dog 18, and the radial stop dog 18 is extruded on the water storage core 2 along the radial direction of the water storage core 2, so that the water storage core 2 is positioned along the radial direction.

In addition, the lateral wall indent that returns air retaining ring 7 to be located stock solution chamber 10 in this embodiment forms dilatation recess 14 to increase stock solution chamber 10 air capacity, stabilize stock solution chamber 10 internal pressure.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. A straight liquid pen is characterized by comprising a water-guiding core, a water storage core, a pen point, a pen cap, a pen neck and a sealing ring, the left end of the pen cap is sealed, the right end of the pen cap is opened, the pen item is clamped at the opening of the pen cap so that the opening edge of the pen cap is sealed, the pen point is clamped at the center hole of the pen top so that the edge of the center hole is sealed, the water leading core is arranged in the middle of the pen cap, the pen point is arranged at the end part of the water diversion core close to the opening of the pen cap, the sealing ring is sleeved on the outer wall of the middle part of the water diversion core, the sealing ring and the left part of the pen cap are enclosed to form an ink cavity, the sealing ring, the right part of the pen cap, the pen neck and the pen point are enclosed to form a liquid storage cavity, the sealing ring seals between the outer wall of the water diversion core and the inner wall of the pen cap, and the water storage core is arranged on the part of the outer wall, located in the liquid storage cavity, of the water diversion core.

2. The direct liquid pen according to claim 1, wherein the sealing ring comprises a water retaining ring and an air return check ring, the water retaining ring is pressed against the air return check ring, and the water retaining ring is positioned on the left side of the air return check ring.

3. The direct liquid pen as claimed in claim 2, wherein the edge of the water retaining ring is bent to form a first sealing plate, the edge of the air return check ring is bent to form a second sealing plate, the edge side wall of the first sealing plate is extruded on the edge side wall of the second sealing plate, and the first sealing plate and the second sealing plate are attached to the inner wall of the pen cap.

4. The direct liquid pen according to claim 3, wherein the middle part of the water retaining ring protrudes towards the air return check ring to form an arc-shaped wall, through holes are formed in the arc-shaped wall, the arc-shaped wall and the air return check ring are enclosed to form a liquid seal groove, the liquid seal groove is communicated to the ink chamber, and the liquid seal groove is communicated to the outer wall of the water diversion core at the position of the seal ring.

5. The liquid pen as claimed in claim 4, wherein a slot is provided between the curved wall and the first sealing plate, the air return check ring protrudes towards the water retaining ring to form a slot, the slot is located in the slot, and the slot is attached to the first sealing plate.

6. The liquid pen as claimed in claim 5, wherein the insertion plate is provided with a resilient projection, and the resilient projection is resiliently pressed against the first sealing plate.

7. The liquid pen as claimed in claim 2, wherein the water storage core is tubular in shape, and the water storage core is sleeved on the outer wall of the water guide core.

8. The liquid straight pen according to claim 7, wherein a positioning plate is arranged on the inner wall of the pen neck, and two ends of the water storage core are respectively extruded on the air return check ring and the positioning plate.

9. The direct liquid pen according to claim 8, wherein the side wall of the air return check ring in the liquid storage cavity is recessed to form an expansion groove.

10. The liquid straight pen according to any one of claims 1 to 9, further comprising a cap, wherein the outer wall of the top is protruded to form a positioning protrusion, the portion of the top on the left side of the positioning protrusion is elastically pressed against the inner wall of the cap, the portion of the top on the right side of the positioning protrusion is elastically pressed against the inner wall of the cap, and the end wall of the cap are respectively pressed against the left and right sides of the positioning protrusion.

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