CN211390702U - Marking pen capable of injecting oil - Google Patents

Abstract

The utility model provides a marking pen capable of injecting oil, which comprises a pen holder, an oil injection platform and an oil injection assembly, wherein a refill is fixedly installed in a cavity inside the pen holder, the pen point is arranged at one end of the pen holder, the other end of the pen holder is provided with the oil injection platform, the oil injection platform consists of a linking ring and a sealing plug, the sealing plug is embedded in an inner ring of the linking ring, an outer ring of the linking ring is provided with threads, the linking ring is in threaded connection with an end cover, and the oil injection platform can be inserted and connected with the oil injection assembly; the utility model discloses an end cover realizes the secondary seal, and fine protection printing ink is not volatile, is equipped with the oiling subassembly of oiling to the marker pen, and the subassembly forms one-way flow and dorsad sealed through dual atmospheric pressure difference in the check valve cooperation, makes the cooperation between memory bag and the hard tube pour into reserve printing ink into the refill in, and is simple swift, and multiple protection prevents that printing ink from volatilizing and leaking, can make the continuous reuse of intact marker pen, increases operation rate.

Description

Marking pen capable of injecting oil

Technical Field

The utility model relates to a marker technical field especially relates to a marker pen that can annotate oil.

Background

The marking pen plays an important role in teaching, particularly in small class teaching, gradually replaces chalk, and completely overcomes the defect of large dust of the chalk, the marking pen is also called as an oil pen, can clearly write in a white board, can be wiped, and is convenient to use and store, however, because the oil used by the oil pen has volatility, the marking pen is usually arranged into an integrated closed structure to prevent the volatilization of the oil and increase the writing times, but because the oil used in the teaching is more frequent, the ink in a pen core is used up under the condition that a pen point is still intact, the situation is forced to replace the marking pen for rewriting, so that serious material waste is caused, and most marking pens are made of plastics, the environment pollution can be caused due to poor recycling, the probability of environment damage is increased due to frequent replacement, and therefore, a marking pen capable of adding the ink is needed, until the nib can not be used, this kind of marker still must have the same sealing performance with integrated into one piece, and the printing ink that can not volatilize when making things convenient for the oiling is the utility model discloses the technical problem that needs the solution.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a marker pen capable of injecting oil which overcomes or at least partially solves the above problems to solve the problem that the marker pen cannot be reused.

In order to achieve the above object, the technical solution of the present invention is specifically realized as follows:

the utility model provides a marker pen that can annotate oil, including pen-holder, oiling platform and oiling subassembly, the inside cavity fixed mounting of pen-holder has the refill, the refill both ends are connected with nib and oiling platform respectively, and the nib inserts in the refill, and the nib setting is in the one end of pen-holder, and the other end of pen-holder is provided with the oiling platform, the oiling platform comprises linking ring and sealing plug, and the sealing plug is inlayed in the inner ring that links up the ring, and the outer ring that links up the ring is provided with the screw thread, links up ring and end cover threaded connection, the oiling platform can insert with the oiling subassembly and be connected.

As a further scheme of the utility model, the sealing plug is soft materials, and the sealing plug divide into a plurality of fan-shaped, interference fit between a plurality of fan-shaped, a plurality of fan-shaped central points and the coincidence of the central line that links up the ring.

As a further scheme of the utility model, the oiling subassembly includes the pipe, and the pipe both ends are connected with storage bag and hose respectively, install the check valve in the pipe, and the check valve is opened hose one side.

As a further aspect of the present invention, the outside of the storage bag is provided with an air bag, the air bag is provided with air between the inside of the air bag and the storage bag, and the opening of the air bag is fixedly installed with the catheter.

As a further aspect of the present invention, the hose opposite side is fixedly mounted on the hard tube, a through hole is formed in the hard tube, and the bottom of the hard tube is a conical hard tube tip.

As a further aspect of the present invention, the external air pressure is greater than the air pressure in the air bag, which is greater than the air pressure in the storage bag.

The utility model provides a marker pen of annotating oil, beneficial effect lies in: the utility model discloses be provided with oiling platform on the top of marker pen, extrude each other through soft rubber and seal the refill, realize the secondary seal through the end cover, fine protection printing ink is non-volatile, be equipped with the oiling subassembly of oiling to marker pen, the subassembly forms one-way flow and dorsad sealed through dual atmospheric pressure difference in the check valve cooperation, make between storage bag and the hard tube the cooperation inject reserve printing ink into the refill in, it is simple swift, multiple protection prevents that printing ink from volatilizing and leaking, can make the continuous reuse of intact marker pen, and the high utilization rate is realized.

Drawings

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

Fig. 1 is a schematic view of a front structure of a marking pen according to an embodiment of the present invention.

Fig. 2 is an axial structural schematic diagram of the oiling station provided by the embodiment of the present invention.

Fig. 3 is a schematic structural view of an oil injection assembly provided by an embodiment of the present invention.

In the figure: 1. a pen holder; 11. a pen core; 12. a pen point; 2. an oiling station; 21. an adaptor ring; 22. a sealing plug; 3. an end cap; 41. a conduit; 42. a storage bladder; 43. an air bag; 44. a one-way valve; 45. a hose; 46. a hard tube; 47. a hard tube tip.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Fig. 1-3 show a marking pen capable of injecting oil provided by the embodiment of the present invention, referring to fig. 1-3, a marking pen capable of injecting oil provided by the embodiment of the present invention comprises a pen holder 1, an oil injection platform 2 and a hard tube 46, a cartridge 11 is fixedly installed in a cavity in the pen holder 1, a pen point 12 for writing is installed at one end of the pen holder 1, the pen point 12 is inserted into the cartridge 11, so that the pen point 12 can always contact with the cartridge 11, the oil in the cartridge 11 is absorbed by the absorption action of the pen point 12, thereby writing, several marks are formed, the oil injection platform 2 is installed at the other end of the pen holder 1, two ends of the cartridge 11 are respectively connected with the pen point 12 and the oil injection platform 2, the connection mode of the cartridge 11 prevents the cartridge 11 from moving in the cavity in the pen holder 1, so that the cartridge 46 cannot be accurately inserted into the cartridge 11 during oil injection, thereby causing oil injection failure, the oil injection platform 2 is composed of a, the sealing plug 22 is embedded in an inner ring of the connection ring 21, the outer ring of the connection ring 21 is provided with threads, the connection ring 21 is in threaded connection with the end cover 3, the end cover 3 performs secondary sealing on the oil injection platform 2 and prevents oil volatilization, the sealing plug 22 is made of soft materials, rubber is preferably selected and used, the sealing plug 22 is divided into a plurality of sectors, the sectors are in interference fit, the sealing plug 22 is extruded mutually to keep the internal and external disconnection of the oil injection platform 2, the central points of the sectors are overlapped with the central line of the connection ring 21, during oil injection, the hard tube 46 is inserted into the refill 11 from the central position of the sealing plug 22, and spare oil in the storage bag 42 enters the refill 11 through a pipeline.

Preferably, the oil filling assembly comprises a guide pipe 41, a storage bag 42 and a hose 45 are respectively connected to two ends of the guide pipe 41, a one-way valve 44 is installed in the guide pipe 41, the one-way valve 44 is opened to one side of the hose 45, so that the standby oil in the storage bag 42 can enter the hose 45, air or return oil in the hose 45 cannot enter the storage bag 42, the standby oil is prevented from volatilizing, the storage bag 42 is in a negative pressure state, and the one-way valve 44 is pressed by external atmospheric pressure all the time.

Preferably, the air bag 43 is arranged outside the storage bag 42, air is arranged between the inside of the air bag 43 and the storage bag 42, the opening of the air bag 43 is installed on the guide tube 41, the air bag 43 and the storage bag 42 form double protection against the reserve oil, moreover, the reserve oil pressed out of the storage bag 42 does not need to directly press the storage bag 42, the air in the air bag 43 has soft contact, the storage bag 42 is ensured not to be scratched, the air bag 43 also forms suction on the storage bag, so that the storage bag 42 is forced to form tension, the tension and the pressure of the outside air form double pressure, and meanwhile, the tension is applied on the one-way valve 44 to keep the one-way valve 44 tightly closed.

Preferably, the other side of the flexible tube 45 is fixedly mounted on a hard tube 46, a through hole is arranged in the hard tube 46, the bottom of the hard tube 46 is a conical hard tube tip 47, and the hard tube tip 47 facilitates the insertion of the hard tube 46 from the sealing plug 22 so as to be inserted into the pen core 11 without deforming the sealing plug 22.

Preferably, the external air pressure is greater than the air pressure in the air bladder 43, and the air pressure in the air bladder 43 is greater than the air pressure in the storage bladder 42, creating a double pressure differential that allows the backup oil to be injected and shut off by being physically sealed, simple, quick and effective.

The working principle of the marker pen capable of injecting oil is as follows: when the pen point 12 in the marker pen cannot be marked, the end cover 3 is unscrewed, the hard tube tip 47 is inserted into the pen core 11 in the pen holder 1 from the middle of the oil filling platform 2, the air bag 43 is manually pressed, air in the air bag 43 presses air in the storage bag 42 under the action of pressure, so that the standby oil pushes the one-way valve 44 to inject the standby oil into the pen core 11, the pen point 12 has certain permeation effect, the standby oil can rapidly enter, redundant air is discharged, the air bag 43 is released, the one-way valve 44 is pressed by external pressure, and the storage bag 43 is sealed with the outside through the guide pipe 41.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (6)

1. The utility model provides a marker pen that can annotate oil, a serial communication port, including pen-holder (1), oiling platform (2) and oiling subassembly, pen-holder (1) inside cavity fixed mounting has refill (11), refill (11) both ends are connected with nib (12) and oiling platform (2) respectively, and nib (12) insert in refill (11), and nib (12) set up the one end in pen-holder (1), and the other end of pen-holder (1) is provided with oiling platform (2), oiling platform (2) comprise linking ring (21) and sealing plug (22), and sealing plug (22) are inlayed in the inner ring that links up ring (21), and the outer loop that links up ring (21) is provided with the screw thread, links up ring (21) and end cover (3) threaded connection, oiling platform (2) can insert with the oiling subassembly and be connected.

2. The oiling marking pen according to claim 1, wherein the sealing plug (22) is made of soft material, the sealing plug (22) is divided into a plurality of sectors, the sectors are in interference fit with each other, and the center points of the sectors are coincident with the center line of the joint ring (21).

3. The refillable marker of claim 1, wherein the refill assembly comprises a conduit (41), the conduit (41) having a reservoir (42) and a flexible tube (45) connected to opposite ends thereof, and a one-way valve (44) mounted in the conduit (41), the one-way valve (44) being open to one side of the flexible tube (45).

4. The refillable marker of claim 3, wherein the reservoir (42) is provided with a bladder (43) on the exterior thereof, air is provided between the interior of the bladder (43) and the reservoir (42), and the opening of the bladder (43) is fixedly secured to the conduit (41).

5. The refillable marker of claim 4, wherein the flexible tube (45) is fixedly attached to the other side of the rigid tube (46), a through hole is provided in the rigid tube (46), and the bottom of the rigid tube (46) is a conical rigid tip (47).

6. The refillable marker of claim 4, wherein the external air pressure is greater than the air pressure in the air bladder (43), and the air pressure in the air bladder (43) is greater than the air pressure in the storage bladder (42).

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