CN2412748Y

CN2412748Y - Safety pen cap

Info

Publication number: CN2412748Y
Application number: CN 00206616
Authority: CN
Inventors: 贺新泰
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-03-09
Filing date: 2000-03-09
Publication date: 2001-01-03
Anticipated expiration: 2010-03-09

Abstract

The utility model relates to a safe pen cap which belongs to an accessory for a writing tool. The safe pen cap is composed of a pen cap body, a turn knob, nuts, a draw rod, bush, springs, a handhold and a pen hanging board, wherein the turn knob is installed in the top end of the pen cap body, the nuts installed in the pen cap body are inserted in the turn knob to fix the turn knob, the draw rod is connected with the nuts through screw threads, and the pen hanging board, the springs and a barrier sheet are orderly sheathed on the draw rod; the handhold is installed under the barrier sheet, the bush is sheathed in the pen cap body, and the lower part of the bush is provided with a circular dummy club and a clamping head. The safe pen cap can effectively prevent a pen from losing, and the pen can also be prevented from sliding out from the pen cap to pollute clothes.

Description

Safety pencil cap

The utility model is a kind of Safety pencil cap, belongs to the annex of writing implement.

The cap for brush that uses has two weak points at present: the one, and the pen hanging clamping degree is not enough, and pen is lost, even pen hanging is tighter, also can fluff after a period of time in use; The 2nd, the cap for brush is during with mismate, and pen is very easily deviate from from the cap for brush, causes the pollution of clothing.

In order to prevent losing and clothing being polluted of pen, the utility model spy has proposed a kind of Safety pencil cap.

Safety pencil cap of the present utility model is made of cap for brush main body, turn-knob, nut, pull bar, lining, spring, handgrip, pen hanging; Turn-knob is contained in the top of cap for brush main body, insert wherein fixing by the nut of in cap for brush main body, adorning, pull bar links by screw thread and nut, on pull bar, be set with pen hanging, spring and catch successively, under the catch handgrip is housed, lining is sleeved in the cap for brush main body, and annular boss and spacing head are arranged at the bottom of lining, is used for tightening up handgrip and gives catch spacing; Pull bar top has screw thread and matches with nut, and the middle part is that rectangle platform and banking stop are used for installing pen hanging and prevent that pull bar from rotating, and the bottom is cylinder or polygon prism; The handgrip bottom is provided with dop and is used for pen is firmly grasped.

The course of work of the utility model Safety pencil cap: after penholder gone into the safety cap for brush, rotation turn-knob band nut rotated simultaneously, and the pull bar that links with nut is moved up and down.When pull bar moved up, pen hanging moved up under the promotion of banking stop, and under the effect of lever force, pen hanging can be close on the cap for brush main body, made the pen can landing from pocket; Also handgrip is upwards drawn when pull bar moves up, under the effect of annular boss, handgrip tightens up, and the dop on it can be with pen blocking tightly.When pull bar moved down, under the effect of spring force, pen hanging was unclamped, and can easily pen be taken out in the pocket, and pull bar also makes handgrip move down and unclamps to moving down.Spring plays a part to prevent that turn-knob from unclamping with pen hanging arbitrarily rocks in addition.The safety cap for brush can prevent effectively that losing of pen and pen from skidding off pollution clothes from the cap for brush.

Fig. 1 is a safety cap for brush general assembly generalized section;

Fig. 2 is a safety cap for brush cross-sectional profile schematic diagram.

Embodiment: (seeing Fig. 1,2)

Safety pencil cap of the present utility model is made of cap for brush main body 6, turn-knob 1, nut 2, pull bar 3, lining 11, spring 12, handgrip 7, pen hanging 4; Turn-knob 1 is contained in the top of cap for brush main body 6, nut 2 by dress in cap for brush main body 6 inserts wherein fixing, pull bar 3 links by screw thread and nut 2, is set with pen hanging 4 on the rectangular boss of pull bar 3, and catch 5 is equipped with in the bottom of pull bar 3, spring 12 is enclosed within on the pull bar 3, its two ends withstand on respectively on pen hanging 4 and the catch 5, and catch is equipped with handgrip 75 times, and lining 11 is sleeved in the cap for brush main body 6, annular boss 9 and spacing 10 are arranged at the bottom of lining 11, are used for tightening up handgrip 7 and give catch 5 spacing; Pull bar 3 tops have screw thread and match with nut, and the middle part is that rectangle platform and banking stop are used for installing pen hanging 4 and prevent that pull bar 3 from rotating, and the bottom is a cylinder; Handgrip 7 bottoms are provided with dop 8 and are used for pen is firmly grasped.

Claims

1. a Safety pencil cap is made of cap for brush main body, turn-knob, nut, pull bar, lining, spring, handgrip, pen hanging; It is characterized in that turn-knob is contained in the top of cap for brush main body, insert wherein fixing by the nut of in cap for brush main body, adorning, pull bar links by screw thread and nut, on pull bar, be set with pen hanging, spring and catch successively, under the catch handgrip is housed, lining is sleeved in the cap for brush main body, and annular boss and spacing head are arranged at the bottom of lining.

2. Safety pencil cap according to claim 1 is characterized in that pull bar top has screw thread and matches with nut, and the middle part is rectangle platform and banking stop, and the bottom is cylinder or polygon prism.

3. Safety pencil cap according to claim 1 is characterized in that the handgrip bottom is provided with dop.