Direct liquid type pen with novel liquid storage structure

Abstract

The utility model discloses a direct liquid type pen with a novel liquid storage structure, which comprises a pen body, a pen point sleeve arranged at the front end of the pen body, a sealing cover arranged at the rear end of the pen body, an ink storage cavity, an ink leading core and an ink supply system arranged inside the pen body, the ink supply system far away from the sealing cover is connected with the ink storage cavity, one end of the ink leading core is connected with the ink supply system, and the other end of the ink leading core is connected with the pen body. The ink supply system comprises an ink supply pipe, a connecting table, a second connecting table, a blade grid set, curved grooves and a vent groove, the connecting table and the second connecting table are arranged at the upper end and the lower end of the ink supply pipe respectively, the blade grid set is arranged on the surface of the ink supply pipe, and the curved grooves are formed in the blade grid set in an array mode respectively. The vent groove penetrates through the blade grid set in the length direction of the ink supply pipe. The pen has the advantages that ink can be stably and evenly conveyed to the pen point, and smooth writing is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of pens, and in particular to an improvement of a direct liquid type pen. Background Art

[0002] Existing pen-type stationery, especially pen-shaped acrylic pens, all use valve structures to control ink discharge. Common problems include that the ink discharge is difficult to control due to the uneven pressure of the valve, the size of the pores in the pen tip and the temperature difference in the climate, the ink discharge speed is sometimes fast and sometimes slow, the ink is easy to gush out when the ink discharge is fast, and the ink will not follow when the ink discharge is slow, resulting in uneven ink saturation, the pen tip is easy to dry out if the pen cap is not covered after use, and the ink will dry out if the interval between the second use and the last use is long, etc. These problems are mainly affected by factors such as valve structure design, ink properties, usage environment and usage method.

[0003] One of its core components is the valve. The design of using the valve to control the ink is directly related to the pen's use effect, ink utilization efficiency and writing fluency. However, the existing valve still has many deficiencies in structural design and performance protection, as mentioned above, which affects the pen's use experience and ink utilization. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a direct liquid pen with a novel liquid storage structure, which has the advantages of stably and evenly delivering ink to the pen tip to ensure smooth writing, thereby solving the problems affecting the pen's usage experience and ink utilization.

[0005] In order to achieve the above advantages of delivering ink stably and evenly to the pen tip and ensuring smooth writing, the specific technical solutions adopted by the utility model are as follows:

[0006] A direct liquid writing instrument with a novel liquid storage structure comprises a pen body, a pen cap is arranged at the front end of the pen body, a sealing cap is arranged at the rear end of the pen body, an ink storage cavity, an ink introducing core and an ink supply system are arranged inside the pen body, the ink supply system is connected to the ink storage cavity away from the sealing cap, one end of the ink introducing core is connected to the ink supply system, and the other end is connected to the nib, the ink supply system comprises an ink supply tube, a connecting platform, a second connecting platform, a blade grid group, a curved groove and a ventilation groove, the connecting platform and the second connecting platform are respectively arranged at the upper and lower ends of the ink supply tube, the blade grid group is arranged on the surface of the ink supply tube, the arrays of curved grooves are respectively arranged in an array on the blade grid group, and the ventilation groove runs through the blade grid group along the length direction of the ink supply tube.

[0007] Furthermore, a clamping portion is provided at the connection between the pen body and the pen cover, and an ink filling port is provided at the pen body away from the pen cover.

[0008] Furthermore, the cover is connected to the ink filling port of the pen body in a rotational or sliding manner.

[0009] Furthermore, the ink storage cavity is a cavity made of a transparent material.

[0010] Furthermore, one end of the ink-introducing core is connected to the pen tip, and the other end of the ink-introducing core passes through the ink supply system and extends into the ink storage cavity.

[0011] Furthermore, a pen tip cover for mounting the pen tip is provided at the upper end of the connecting platform.

[0012] Furthermore, a through hole is provided on the second connecting platform, and the inner diameter of the rear end portion of the through hole matches the diameter of the ink introducing core.

[0013] Compared with the prior art, the utility model provides a direct liquid type writing instrument with a novel liquid storage structure, which has the following beneficial effects:

[0014] By optimizing the ink supply system, the stability of automatic ink delivery is achieved, and the ink can be evenly supplied according to different usage habits, eliminating the possibility of ink gushing and leakage, and reducing the possibility of ink drying and line breakage. An ink core is added to the ink storage chamber to reduce the evaporation rate of the ink and extend the service life of the ink. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is one of the structural schematic diagrams of the utility model;

[0017] Figure 2 This is the second structural diagram of the utility model;

[0018] Figure 3 It is one of the internal structure schematic diagrams of the utility model;

[0019] Figure 4 This is the second schematic diagram of the internal structure of the utility model;

[0020] Figure 5 It is a schematic structural diagram of the ink supply system 6 of the utility model;

[0021] Figure 6 This is the second structural schematic diagram of the ink supply system 6 of the present utility model.

[0022] In the figure: pen body 1, pen cover 2, cover 3, ink storage chamber 4, ink core 5, ink supply system 6, pen tip 7, ink supply tube 61, connecting platform 62, second connecting platform 63, blade grid group 64, curved groove 65, ventilation groove 66, pen tip cover 621, through hole 631. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a direct liquid writing tool with a novel liquid storage structure is provided.

[0025] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-6 As shown, according to an embodiment of the utility model, a straight liquid writing instrument with a novel liquid storage structure comprises a pen body 1, a pen cover 2 is arranged at the front end of the pen body 1, a cover 3 is arranged at the rear end of the pen body 1, an ink storage cavity 4, an ink introducing core 5, and an ink supply system 6 are arranged inside the pen body 1, the ink supply system 6 is connected to the ink storage cavity 4 away from the cover 3, one end of the ink introducing core 5 is connected to the ink supply system 6, and the other end is connected to the nib 7, the ink supply system 6 comprises an ink supply tube 61, a connecting platform 62, a second connecting platform 63, a blade grid group 64, a curved groove 65 and a ventilation groove 66, the connecting platform 62 and the second connecting platform 63 are respectively arranged at the upper and lower ends of the ink supply tube 61, the blade grid group 64 is arranged on the surface of the ink supply tube 61, an array of curved grooves 65 are respectively arranged in an array on the blade grid group 64, and the ventilation groove 66 runs through the blade grid group 64 along the length direction of the ink supply tube 61.

[0026] In one embodiment, a clamping portion is provided at the connection between the pen body 1 and the pen cover 2, and an ink filling port is provided at the pen body 1 away from the pen cover 2. Ink can be directly added to the ink storage chamber 4 through the ink filling port without disassembling the pen body 1.

[0027] In one embodiment, the cover 3 is rotatably or slidably connected to the ink filling port of the pen body 1. The user can directly add ink to the ink storage chamber 4 through the ink filling port, which prevents ink leakage and volatilization and ensures the long-term use of the pen.

[0028] In one embodiment, the ink storage chamber 4 is a transparent material chamber, so that the amount of ink inside can be observed in real time.

[0029] In one embodiment, one end of the ink core 5 is connected to the pen tip 7, and the other end of the ink core 5 passes through the ink supply system 6 and extends into the ink storage chamber 4. Thus, the ink can smoothly flow into the ink supply system 6. The ink supply system 6 adopts a precise channel design, which can ensure the smooth supply of ink and prevent bubbles from entering and affecting writing.

[0030] In one embodiment, a pen tip cover 621 for mounting the pen tip 7 is provided at the upper end of the connecting platform 62 .

[0031] In one embodiment, the second connecting platform 63 is provided with a through hole 631, and the inner diameter of the rear end of the through hole 631 matches the diameter of the ink-introducing core 5, so that the ink is stably delivered to the pen head 7, ensuring the smoothness of writing.

[0032] Working principle: An ink injection port is provided at the pen body 1 away from the pen cap 2. Ink can be added directly to the ink storage chamber 4 through this ink injection port without disassembling the pen body 1. One end of the ink core 5 is connected to the pen head 7, and the other end of the ink core 5 extends through the ink supply system 6 to the ink storage chamber 4. The connecting platform 62 and the second connecting platform 63 are respectively arranged at the upper and lower ends of the ink supply tube 61, and the blade grid group 64 is arranged on the surface of the ink supply tube 61. The array of curved grooves 65 is respectively arranged in an array on the blade grid group 64, and the ventilation groove 66 runs through the blade grid group 64 along the length direction of the ink supply tube 61, so that the ink can flow smoothly into the ink supply system 6. The ink supply system 6 adopts a precise channel design, which can not only ensure the smooth supply of ink, but also prevent bubbles from entering and affecting writing.

[0033] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A direct liquid writing instrument with a novel liquid storage structure, comprising a pen body (1), a pen cap (2) being arranged at the front end of the pen body (1), and a cover (3) being arranged at the rear end of the pen body (1), characterized in that: The pen body (1) is provided with an ink storage chamber (4), an ink introduction core (5), and an ink supply system (6). The ink supply system (6) is connected to the ink storage chamber (4) away from the cover (3). One end of the ink introduction core (5) is connected to the ink supply system (6), and the other end is connected to the pen head (7). The ink supply system (6) comprises an ink supply tube (61), a connecting platform (62), a second connecting platform (63), a blade grid group (64), a curved groove (65), and a ventilation groove (66). The connecting platform (62) and the second connecting platform (63) are respectively arranged at the upper and lower ends of the ink supply tube (61). The blade grid group (64) is arranged on the surface of the ink supply tube (61). Arrays of curved grooves (65) are respectively arranged on the blade grid group (64). The ventilation groove (66) penetrates the blade grid group (64) along the length direction of the ink supply tube (61).

2. According to claim 1, a direct liquid writing tool with a novel liquid storage structure is characterized in that: A clamping portion is provided at the connection between the pen body (1) and the pen cover (2), and an ink injection port is provided at a location of the pen body (1) away from the pen cover (2).

3. According to claim 1, a direct liquid writing tool with a novel liquid storage structure is characterized in that: The cover (3) is connected to the ink injection port of the pen body (1) in a rotational or sliding manner.

4. According to claim 1, a direct liquid writing tool with a novel liquid storage structure is characterized in that: The ink storage cavity (4) is a cavity made of a transparent material.

5. According to claim 1, a direct liquid writing instrument with a novel liquid storage structure is characterized in that: One end of the ink-introducing core (5) is connected to the pen head (7), and the other end of the ink-introducing core (5) passes through the ink supply system (6) and extends into the ink storage chamber (4).

6. According to claim 1, a direct liquid writing instrument with a novel liquid storage structure is characterized in that: The upper end of the connecting platform (62) is provided with a pen tip cover (621) for mounting the pen tip (7).

7. According to claim 1, a direct liquid writing instrument with a novel liquid storage structure is characterized in that: The second connecting platform (63) is provided with a through hole (631), and the inner diameter of the rear end of the through hole (631) matches the diameter of the ink introducing core (5).

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