CN214564117U - Ink bag convenient to replace - Google Patents

Abstract

The utility model relates to a writing tool technical field specifically is an ink bag convenient to change, including the nib, the top of nib is connected with a screw thread section of thick bamboo, and the inboard of a screw thread section of thick bamboo is provided with the screw thread, a screw thread section of thick bamboo and pen-holder threaded connection, a screw thread section of thick bamboo is connected with a ink bag through docking mechanism, docking mechanism is including the pipe of pegging graft, the surface at a screw thread section of thick bamboo is fixed to the pipe of pegging graft, it is the hexagon structure to peg graft a tub cross section, the sleeve pipe has been cup jointed on the surface of grafting pipe. The utility model discloses be provided with extrusion mechanism, compare in traditional structure, when the pen is disconnected black, this design is through pressing elastic pressing plate, and the elastic pressing plate atress promotes the rubber block motion, and the rubber block pressurizes pen china ink bag in rotating to make things convenient for the pen to go out china ink fast, need take off the rotatory thing of pen-holder when avoiding in the traditional mode to extrude pen china ink bag and take place, improved staff's the efficiency of writing to a certain extent.

Description

Ink bag convenient to replace

Technical Field

The utility model relates to a writing tool technical field specifically is an ink sac convenient to change.

Background

The pen is a pen type writing tool mainly taking metal as a pen body, ink is filled in a hollow pen tube, and is written through a duckbill pen point under the action of gravity and capillary tubes, the writing is different in weight during writing, so that the writing tool is a writing tool for western calligraphy, an ink sac for storing ink is arranged in a pen holder of most pens, and the ink sac can be replaced after the ink in the ink sac is used up.

The ink sac is easily oxidized and corroded or pulled to damage in long-time use, the current ink sac needs to be spliced when changing, need the user to press hard during installation, the dynamics of pressing is not good to the accuse, cause the ink sac of secondary installation not hard up easily, and simultaneously, traditional ink sac leaks black easily when writing and pressing, open the back when the pen-holder, the ink that the ink sac drips can make dirty both hands, traditional crowded black mode need be dismantled the pen-holder and extrude the ink sac, it is comparatively troublesome to extrude collection ink, for this reason we have proposed the ink sac of being convenient for to change and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ink bag convenient to change to current ink bag that proposes in solving above-mentioned background art need peg graft when changing, needs the user to press hard during the installation, and the dynamics of pressing is not good to the accuse, causes the ink bag of secondary installation not hard up easily, and simultaneously, traditional ink bag leaks the china ink easily when writing and pressing, and traditional crowded black mode need be dismantled the pen-holder and extrude the ink bag, extrudees the comparatively troublesome problem of collection china ink.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ink bag convenient to change, includes the nib, the top of nib is connected with a screw thread section of thick bamboo, and the inboard of a screw thread section of thick bamboo is provided with the screw thread, a screw thread section of thick bamboo and pen-holder threaded connection, a screw thread section of thick bamboo is connected with a pen ink bag through docking mechanism, docking mechanism is including the grafting pipe, the surface at a screw thread section of thick bamboo is fixed to the grafting pipe, grafting pipe cross section is the hexagon structure, the sleeve pipe has been cup jointed on the surface of grafting pipe, sheathed tube inner wall fixedly connected with semi-circular lug, and semi-circular lug encircle the distribution at sheathed tube inner wall, the arc recess has been seted up with the corresponding position department of the semi-circular lug of sheathed tube inner wall in the surface of grafting pipe, screw thread section of thick bamboo surface central point department is connected with the ink core, sheathed tube top and pen ink bag are linked together.

Preferably, the inner wall of the pen holder is fixedly connected with a metal protective shell, and the cross section of the metal protective shell is of an arc-shaped structure.

Preferably, the surface of the pen holder is provided with an extrusion mechanism, the extrusion mechanism comprises an elastic pressure plate, the elastic pressure plate is hinged to the surface of the pen holder, and the inner wall of the elastic pressure plate is fixedly connected with a rubber block.

Preferably, the inner wall of the elastic pressing plate is fixedly connected with a connecting lug at a position opposite to the rubber block, the right side of the connecting lug is fixedly connected with a flexible spring, and the right side of the flexible spring is fixedly connected with a pen holder.

Preferably, the inner wall of the sleeve is fixedly connected with a guide plate, the vertical section of the guide plate is of a trapezoidal structure, and a circular through hole is formed in the center of the guide plate.

Preferably, the bottom end of the guide plate is fixedly connected with a rubber sealing ring, an annular groove is formed in the position, corresponding to the rubber sealing ring, on the surface of the insertion pipe, and the inner diameter of the annular groove is matched with the outer diameter of the rubber sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses be provided with docking mechanism, compare in traditional structure, this design is through the surface of cup jointing the sleeve pipe at the grafting pipe, at this moment, the semicircular lug of sleeve pipe inner wall is inserted and is established inside the recess on grafting pipe surface, then with the position fixation of grafting pipe and sleeve pipe, thereby make things convenient for the user of service to install pen ink bag, simultaneously, insert through rubber seal ring and establish inside the annular groove of grafting pipe, seal the connection between sleeve pipe and the grafting pipe, at this moment, the bottom through-hole of guide plate trapezium structure guides the ink, avoid the ink in the pen ink bag to spread in the extrusion and leak;

(2) the utility model discloses be provided with extrusion mechanism, compare in traditional structure, when the pen is black absolutely, this design is through pressing elastic pressing plate, and the elastic pressing plate atress promotes the rubber block motion, and the rubber block pressurizes pen china ink bag in rotating to make things convenient for the pen to go out china ink fast, need take off the rotatory thing of pen-holder when avoiding in the traditional mode to extrude pen china ink bag and take place, reduced the step of going out china ink extrusion pen china ink bag, improved staff's the efficiency of writing to a certain extent.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1 according to the present invention;

fig. 4 is a schematic top view of the docking mechanism according to the present invention.

In the figure: 1. a pen point; 2. a threaded barrel; 3. a pen holder; 4. a metal protective shell; 5. a docking mechanism; 51. inserting a pipe; 52. a sleeve; 53. a baffle; 54. a rubber seal ring; 55. an ink-introducing core; 6. a pen ink bag; 7. an extrusion mechanism; 71. an elastic pressure plate; 72. a rubber block; 73. a connection bump; 74. a flexible spring.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: an ink bag convenient to replace comprises a pen point 1, wherein the top end of the pen point 1 is connected with a threaded barrel 2, the inner side of the threaded barrel 2 is provided with threads, the threaded barrel 2 is in threaded connection with a pen holder 3, the threaded barrel 2 is connected with a pen ink bag 6 through a docking mechanism 5, the docking mechanism 5 comprises a plugging pipe 51, the plugging pipe 51 is fixed on the surface of the threaded barrel 2, the cross section of the plugging pipe 51 is of a hexagonal structure, the surface of the plugging pipe 51 is sleeved with a sleeve 52, the inner wall of the sleeve 52 is fixedly connected with a semicircular lug which is distributed on the inner wall of the sleeve 52 in a surrounding manner, an arc-shaped groove is formed in the position, corresponding to the semicircular lug on the inner wall of the sleeve 52, of the plugging pipe 51, the center position of the surface of the threaded barrel 2 is connected with an ink guiding core 55, the top end of the sleeve 52 is communicated with the pen ink bag 6, the sleeve 52 is sleeved on the surface of the plugging pipe 51, at the moment, the semicircular lug on the inner wall of the sleeve 52 is inserted in the groove on the surface of the plugging pipe 51, then the positions of the insertion tube 51 and the sleeve 52 are fixed, so that the pen ink bag 6 is convenient for a user to install;

furthermore, the inner wall of the pen holder 3 is fixedly connected with a metal protective shell 4, the cross section of the metal protective shell 4 is of an arc-shaped structure, and the pen ink bag 6 is wrapped by the metal protective shell 4, so that the pen ink bag 6 is protected, deformation and abrasion of the pen ink bag 6 when being extruded are avoided, and the service life of the pen ink bag 6 is prolonged to a certain extent;

furthermore, the surface of the pen holder 3 is provided with the extrusion mechanism 7, the extrusion mechanism 7 comprises an elastic pressure plate 71, the elastic pressure plate 71 is hinged on the surface of the pen holder 3, the inner wall of the elastic pressure plate 71 is fixedly connected with a rubber block 72, when the ink of the pen is cut off, the elastic pressure plate 71 is pressed, the rubber block 72 is pushed by the elastic pressure plate 71 to move, and the rubber block 72 pressurizes the ink bag 6 of the pen in the rotation process, so that the pen can discharge ink quickly;

furthermore, a connecting bump 73 is fixedly connected to a position where the inner wall of the elastic pressure plate 71 is opposite to the rubber block 72, a flexible spring 74 is fixedly connected to the right side of the connecting bump 73, the pen holder 3 is fixedly connected to the right side of the flexible spring 74, when the elastic pressure plate 71 is stressed to move, the flexible spring 74 is compressed and deformed, and after the elastic pressure plate 71 loses pressure, the elastic pressure plate 71 is restored to the original position under the elastic force action of the flexible spring 74, so that the repeated pressing pressure degree of the elastic pressure plate 71 is ensured;

further, a guide plate 53 is fixedly connected to the inner wall of the sleeve 52, the vertical section of the guide plate 53 is of a trapezoidal structure, a circular through hole is formed in the center of the guide plate 53, the circular through hole of the guide plate 53 is opposite to the ink guiding core 55, and the inclined surface on the inner side of the guide plate 53 guides and collects ink, so that ink is prevented from diffusing from two sides and the falling rate of the ink is prevented from being influenced;

further, the bottom end of the flow guide plate 53 is fixedly connected with a rubber sealing ring 54, an annular groove is formed in the surface of the insertion tube 51 corresponding to the rubber sealing ring 54, the inner diameter of the annular groove is matched with the outer diameter of the rubber sealing ring 54, when the sleeve 52 moves to a proper position, the rubber sealing ring 54 is inserted into the annular groove in the surface of the insertion tube 51, the connection sealing effect of the sleeve 52 and the insertion tube 51 is further achieved, and ink inside the pen ink bag 6 is prevented from leaking from the connection seam between the sleeve 52 and the insertion tube 51 when the pen ink bag is used;

the working principle is as follows: when the pen ink bag 6 is installed, as shown in the attached drawings 1 and 2, when the sleeve 52 is sleeved on the surface of the insertion tube 51, the semicircular convex block on the inner wall of the sleeve 52 is inserted into the surface groove of the insertion tube 51 in the moving process of the sleeve 52, at the moment, when the sleeve 52 moves to a proper position, the rubber sealing ring 54 is inserted into the annular groove on the surface of the insertion tube 51, the connection and sealing effect between the sleeve 52 and the insertion tube 51 is further completed, after the installation is completed, the pen holder 3 is rotated, the pen holder 3 rotates and moves on the surface of the threaded barrel 2, so that the assembly of a pen is completed, at the moment, according to the attached drawing 3, a writer presses the elastic pressure plate 71, the elastic pressure plate 71 pushes the rubber block 72 to move in the moving process, the rubber block 72 extrudes the pen ink bag 6 in the moving process, so that ink is discharged, and when the elastic pressure plate 71 moves, the flexible spring 74 is compressed and deformed, and after the elastic pressing plate 71 loses pressure, the elastic pressing plate 71 is restored to the original position under the elastic action of the flexible spring 74, and the whole working principle of the utility model is realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An ink bag convenient to replace, comprising a pen tip (1), characterized in that: the pen comprises a pen point (1), a threaded barrel (2) is connected to the top end of the pen point (1), threads are arranged on the inner side of the threaded barrel (2), the threaded barrel (2) is in threaded connection with a pen holder (3), the threaded barrel (2) is connected with a pen ink bag (6) through a docking mechanism (5), the docking mechanism (5) comprises a splicing pipe (51), the splicing pipe (51) is fixed on the surface of the threaded barrel (2), the cross section of the splicing pipe (51) is of a hexagonal structure, a sleeve (52) is sleeved on the surface of the splicing pipe (51), semicircular convex blocks are fixedly connected to the inner wall of the sleeve (52) and distributed on the inner wall of the sleeve (52) in a surrounding mode, arc-shaped grooves are formed in positions, corresponding to the semicircular convex blocks on the inner wall of the sleeve (52), of the surface of the splicing pipe (51), and an ink guiding core (55) is connected to the center position of the surface of the threaded barrel (2), the top end of the sleeve (52) is communicated with the pen ink bag (6).

2. An ink bag which is easy to replace according to claim 1, wherein: the inner wall of the pen holder (3) is fixedly connected with a metal protective shell (4), and the cross section of the metal protective shell (4) is of an arc-shaped structure.

3. An ink bag which is easy to replace according to claim 2, wherein: the surface mounting of pen-holder (3) has extrusion mechanism (7), extrusion mechanism (7) include elasticity clamp plate (71), elasticity clamp plate (71) articulate the surface at pen-holder (3), the inner wall fixedly connected with rubber block (72) of elasticity clamp plate (71).

4. An ink bag for facilitating replacement according to claim 3, wherein: the inner wall of elastic pressure plate (71) and the relative position department fixedly connected with of rubber block (72) connect lug (73), the right side fixedly connected with flexible spring (74) of connecting lug (73), and the right side fixedly connected with pen-holder (3) of flexible spring (74).

5. An ink bag which is easy to replace according to claim 1, wherein: the inner wall of the sleeve (52) is fixedly connected with a guide plate (53), the vertical section of the guide plate (53) is of a trapezoidal structure, and a circular through hole is formed in the center of the guide plate (53).

6. An ink bag for facilitating replacement according to claim 5, wherein: the bottom end of the guide plate (53) is fixedly connected with a rubber sealing ring (54), an annular groove is formed in the position, corresponding to the rubber sealing ring (54), on the surface of the insertion pipe (51), and the inner diameter of the annular groove is matched with the outer diameter of the rubber sealing ring (54).

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