CN208452635U - Ink structure on the injecting type of pen - Google Patents

Abstract

The utility model relates to ink structure on the injecting type of pen, tail cap is set to penholder rear end；Piston head is initially located at black cavity rear end, can be in the intracavitary reciprocating motion of ink；The front end of piston head is equipped with internal screw thread；The rear end of piston rod passes through piston head and is fixedly connected with tail cap, and the front end of piston rod is equipped with external screw thread corresponding with the internal screw thread.The principle that the utility model is drained using syringe-like water suction, first it is linked to be an entirety by the piston rod pull-up of pen and with piston head rotation screw thread, then piston head is driven to push away still further below, the air in penholder can be discharged during decline for piston head, so that forming vacuum environment in penholder, then it is brought up to bottom again, at this moment ink is also pumped into inside penholder by related, and then piston rod and piston head are fallen off in rotation screw thread and piston rod is pushed downward upon bottom and completes inking movement.

Description

Ink structure on the injecting type of pen

Technical field

The utility model relates to writing tool technology field, ink structure on specifically a kind of injecting type of pen is It is a kind of by push piston Rubber end simulated injection device on water pen on ink structure.

Background technique

Current existing pen is usually using pressing capsule inking, and the pen of a property ink cartridge or rotation watering machine is universal It is inconvenient in the presence of pressing ink sac, air effectively can not be completely excluded, needs repeated multiple times extruding that could completely go up water.It uses There is the plastic pollution of ink cartridge after use in the pen of one property ink cartridge.And use the pen of rotation watering machine due to steel Back space needs to accommodate the ink storage space of rotary components occupancy, and the upper water of the ink made reduces, and service efficiency is not It is high.So we combine these three problems of current pen to have developed the novel upper ink structure of this injecting type.

No. 200920281206.0 Chinese patents of CN disclose rotary fountain-pen, and pen tube is internally provided with ink cartridge, One knob is arranged at the top of pen tube, and the lower part of knob is connected with a piston, the inner sealing of the piston and ink cartridge.Work as rotation When knob, with regard to the movement of energy band piston, ink or discharge ink are always drawn, very simply.The utility model Beneficial effect is: structurally reasonable, easy to use.

No. 201220604673.4 Chinese patents of CN disclose rotary type convenient absorbent pen, are equipped with work in suction hose Plug, piston are connected as one with piston rod, and piston rod links together with swingle, and the swivel head on swingle and penholder top connects It is connected together, they can be rotated together；There is external screw thread on piston rod, there is internal screw thread on swingle, piston rod can only be transported up and down It is dynamic, it is not able to rotate, swingle is connected on suction hose, and swingle can only rotate.This pen does not have to screw off pen when blotting Bar saves the time, and appearance is beautiful as traditional pen, and structure is simple, convenient for batch production.

Summary of the invention

The utility model be solve the problems, such as it is existing, it is desirable to provide ink structure on a kind of injecting type of pen.

In order to achieve the above object, the technical solution adopted in the utility model is that pen includes pen tip, pen is held and penholder, It is equipped with black chamber in penholder, further includes piston head, tail cap and piston rod, in which: tail cap is set to penholder rear end；Piston head initial bit It, can be in the intracavitary reciprocating motion of ink in black cavity rear end；The front end of piston head is equipped with internal screw thread；The rear end of piston rod pass through piston head and Tail cap is fixedly connected, and the front end of piston rod is equipped with external screw thread corresponding with the internal screw thread.

Wherein, the front end of the tail cap is additionally provided with tail and connects, and the tail, which connects, is fixedly connected on penholder rear end；Piston head is located at tail Connect front end and can be in the intracavitary reciprocating motion of ink；Tail cap is located at tail and connects rear end, and piston rod sequentially passes through piston head, tail connects and connects with tail cap It connects.

Wherein, the front end that the tail connects is equipped with interior hexagonal, and the rear end of the piston head is equipped with outer-hexagonal.

It wherein, further include wool washer, the wool washer is set to tail and connects in middle through-hole and connect with piston rod outer wall Touching.

It wherein, further include that can block the tail portion that pen is held to hold sealing block to prevent the excessive pen of ink, the pen is held sealing block and is set to The front end of piston rod.

Compared to the prior art, the principle that the utility model is drained using syringe-like water suction, first by the piston of pen Bar pull-up is simultaneously linked to be an entirety with piston head rotation screw thread, then piston head is driven to push away still further below, piston head is in decline process It is middle air in penholder to be discharged, so that forming vacuum environment in penholder, it is then brought up to bottom again, at this moment ink is also connected Band is pumped into inside penholder, and then piston rod and piston head are fallen off in rotation screw thread and piston rod is pushed downward upon bottom and completes Inking movement；Do not have to extract penholder when inking, and efficiently convenient.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model one embodiment；

Fig. 2 is the operation instruction figure of the utility model embodiment；

Fig. 3 is the operation instruction figure of the utility model embodiment；

Fig. 4 is the operation instruction figure of the utility model embodiment；

Fig. 5 is the operation instruction figure of the utility model embodiment；

Fig. 6 is the operation instruction figure of the utility model embodiment；

Fig. 7 is the operation instruction figure of the utility model embodiment；

Fig. 8 is the operation instruction figure of the utility model embodiment.

Referring to attached drawing, 1 pen tip, 2 propositions, 3 are held, and 4 are held sealing ring, and 5 are held sealing block, and 6 penholders, 7 piston rods, 8 is living Chock plug, 9 piston head exterior seal ring A, 10 piston head exterior seal ring B, 11 piston head inner seal ring A, 12 wool washers, 13 piston heads Inner seal ring B, 14 tails connect, and 15 tails connect wool washer, and 16 tails connect sealing ring, 17 piston rod fixed screw A, and 18 piston rods position spiral shell Silk B, 19 tail caps.

Specific embodiment

Now in conjunction with attached drawing, the utility model is further described.

Show one embodiment of the utility model referring to Fig. 1, Fig. 1, in the present embodiment, pen tip 1 and proposition 2 are inserted into Pen holds 3 inner holes, and pen holds 4 sets of sealing ring in the card slot that pen holds 3 tail ends, and thus four accessories form a black box.Then The black box is being screwed in 6 front end of penholder；Piston head 8 fills in 6 inner hole of penholder；Tail connect 14 and penholder 6 pass through screw thread connect It connects；Tail cap 19 connects 14 with tail and is connected by internal and external threads；Piston rod 7 passes through the piston head 8 inside penholder and the tail of penholder tail portion Connect 14；Then piston rod is fixed on 19 the inside of tail cap with piston rod fixed screw 17 and piston set screw 18, be consequently formed One entirety pushes piston rod 7 to drive piston head 8 with pulling tail cap 19 that can realize up and down.

Referring to fig. 2, Fig. 3 first unscrews tail cap 19 when use counterclockwise, and tail cap 19 is drawn on earth upwards；Piston head 8 at this time The outer-hexagonal of tail end sticks into tail and connects inside the interior hexagonal of 14 front ends.Since tail cap 19 and piston rod 3 by fixed screw 17 and are determined Position screw 18 constitutes an entirety, so with tail cap 19 is pulled, piston rod 7 is also pulled out therewith.

Referring to Fig. 5 to Fig. 7, then rotate clockwise again tail cap 19 allow 7 front end of piston rod screw into piston head 8 before Inside the internal screw thread at end, at this moment piston rod 7 is connected to form an entirety with piston head 8, and Pen nib 1 is then held 3 to pen Part is immersed in ink, and tail cap 19 is slowly then pushed downward upon bottom again.Due to pushing down on piston head 8 during being somebody's turn to do, pen Air inside bar is eliminated by 2 row of proposition.Then tail cap 19 is brought up to bottom (the outer-hexagonal of 8 tail end of piston head again It sticks into tail to connect inside the interior hexagonal of 14 front ends)；And this process ink is also sucked into 6 the inside of penholder with regard to related.

Referring to Fig. 8, finally again tail cap 19 counterclockwise rotation allow piston rod 7 front end external screw thread and piston head 8 front end Internal screw thread unclamps, and allows piston rod 7 that can be detached from piston head 8, then tail cap 19 is being pushed downward upon bottom and is being screwed clockwise, and complete At entire inking process.

Preferably, further including wool washer 15, the wool washer 15 connects in 14 middle through-holes set on tail and and piston The outer wall of bar 7 is in contact；Its main application keeps clean for cleaning piston bar 7.

Preferably, further including that pen holds sealing block 5, pen holds the front end that sealing block 5 is set to piston rod 7, and main application is Block the tail portion that pen holds 3, prevented when pen is carried because ink is excessive occur it is excessive.

All seal members in the present embodiment, selection rubber material.

The embodiments of the present invention is described above in conjunction with accompanying drawings and embodiments, the structure that embodiment provides not structure At limitations of the present invention, those skilled in the art in the art can be according to needing to adjust, in appended claims In the range of make various deformations or amendments in protection scope.

Claims (5)

1. ink structure on a kind of injecting type of pen, pen includes pen tip, pen is held and penholder, black chamber is equipped in penholder, it is special Sign is: including piston head, tail cap and piston rod, in which:

Tail cap is set to penholder rear end；

Piston head is initially located at black cavity rear end, can be in the intracavitary reciprocating motion of ink；The front end of piston head is equipped with internal screw thread；

The rear end of piston rod passes through piston head and is fixedly connected with tail cap, and the front end of piston rod is equipped with corresponding with the internal screw thread External screw thread.

2. ink structure on a kind of injecting type of pen according to claim 1, it is characterised in that: the front end of the tail cap is also It is connect equipped with tail, the tail, which connects, is fixedly connected on penholder rear end；Piston head is located at tail and connects front end and can be in the intracavitary reciprocating motion of ink；Tail Cap is located at tail and connects rear end, and piston rod sequentially passes through piston head, tail connects and connects with tail cap.

3. ink structure on a kind of injecting type of pen according to claim 2, it is characterised in that: the front end that the tail connects is set There is interior hexagonal, the rear end of the piston head is equipped with outer-hexagonal.

4. ink structure on a kind of injecting type of pen according to claim 2 or 3, it is characterised in that: further include wool pad Circle, the wool washer are set to tail and connect in middle through-hole and be in contact with piston rod outer wall.

5. ink structure on a kind of injecting type of pen according to claim 1, it is characterised in that: further include that can block pen to hold Tail portion hold sealing block to prevent the excessive pen of ink, the pen holds the front end that sealing block is set to piston rod.