CN207274224U - The writing brush of replaceable pen point - Google Patents

Abstract

A kind of writing brush of replaceable pen point,It includes pen pipe,Nib connection,Adjust swing handle and nib,The both ends of pipe have locking collar aperture and swing handle connection pore respectively,Nib connection includes coaxially connected nib clamping pipe and grafting axis,Gradually increased by the overall diameter of one end corresponding with grafting axis to the other end on nib clamping pipe,And at least two are offered on the tube wall of nib clamping pipe and axially extending runs through notch,At least two correspond to the tube wall of nib clamping pipe through notch at least two valves being cut into,Nib can be clamped between at least two valve tube walls,Grafting axis can be inserted into pen pipe by locking collar aperture and stretch in swing handle connection pore,Adjust and be axially provided with an insertion pipe on swing handle,Insertion pipe axis, which is plugged in swing handle connection pore, and insertion pipe is matched is socketed on grafting axis,With being respectively arranged with the external screw thread and internal thread that match and engage on the inner tubal wall of insertion pipe in the outer axial face of grafting axis.

Description

The writing brush of replaceable pen point

Technical field

Writing brush field is the utility model is related to, it is more particularly to a kind of that there is the telescopic clamp cylinder for being used for clamping nib and then realization The writing brush of replaceable pen point.

Background technology

Writing brush, is a kind of traditional writing implement for coming from China, is listed in one of writing brush, ink stick, ink slab and paper of China.Traditional calligraphy Drawing is required for using writing brush, and total class of writing brush has the pen very much, generally to write, substantially divides soft, rigid, neutral three classes.By All it is that penholder is fixedly connected with nib mostly in the writing brush of the prior art, therefore can not dismantles and replace.To write out different effects The font of fruit is painted, it is often necessary to is bought branched different types of writing brush, is so not only wasted, but also is not easy to preserve. And with the increase of usage time, easily hair loss causes to be lost the nib of writing brush, and a general writing brush is always since nib is bad And cause to discard, and discarded its penholder part of writing brush or intact, therefore cause certain waste of material, especially work as The penholder of writing brush make exquisite and/or material price it is expensive when, user often in order to protect nib without damage and by this Kind of writing brush is as collectibles and without using thus making writing brush lose its use value and meaning.It is and big according to pen person of outstanding talent's size The small classification that simply writing brush can be divided into several sizes, the use for more causing penholder waste.

Utility model content

The purpose of this utility model is to provide a kind of writing brush of replaceable pen point, its technical problem to be solved It is：Traditional writing brush can also be discarded with the damage of nib, penholder, and the type of pen is more, quilt after corresponding nib damage Discarded penholder will be more, cause unnecessary waste.

In order to solve the above technical problems, the utility model provides a kind of writing brush of replaceable pen point, it include pen pipe, Nib connection, adjust swing handle and nib, and the both ends of described pipe have locking collar aperture and swing handle connection pore respectively, The nib connection includes coaxially connected nib clamping pipe and grafting axis, and the nib clamping pipe is axially slidable to be stretched Go out/be retracted in the locking collar aperture, by one end corresponding with the grafting axis to the other end on the nib clamping pipe Overall diameter gradually increases, and offered on the tube wall of the nib clamping pipe at least two it is axially extending run through notch, it is described At least two correspond to the tube wall of the nib clamping pipe through notch at least two valves being cut into, and the nib can be clamped in institute Between stating at least two valve tube walls, the internal diameter of the locking collar aperture corresponds to described grafting axis one end with the nib clamping pipe Diameter matches, and the pen pipe can be inserted into by the locking collar aperture with the corresponding other end of nib clamping pipe on the grafting axis And stretch in the swing handle connection pore, an insertion pipe is axially provided with the adjusting swing handle, the insertion pipe is axially fixed Position and it is relatively turnable be plugged in swing handle connection pore, and the insertion pipe is matched is socketed in the grafting axis On, with being respectively arranged with the match external screw thread engaged and interior spiral shell on the inner tubal wall of insertion pipe in the outer axial face of the grafting axis Line.

It is preferable over：Axially extending excision has a circumferentially positioned groove on the axle body of grafting axis, the interior caliber of described pipe and institute The outer diameter of axle for stating grafting axis matches, and corresponding with the circumferentially positioned groove at least provided with one section on the inner tubal wall of described pipe Positioning convex key, the grafting axis is axially slidable to be plugged in a pipe, the positioning convex key pair on the inner tubal wall of described pipe It should be embedded in the circumferentially positioned groove of the grafting axis.

It is preferable over：It is identical with the outside diameter of described pipe that the diameter of described grafting axis one end is corresponded on the nib clamping pipe, One section of outer tube wall corresponding to the locking collar aperture projects radially out the pen pipe, the internal orifice dimension of the locking collar aperture with The outside diameter of described pipe is identical, and one section of outer tube wall diameter corresponding to the locking collar aperture is curved gradually from middle part to both ends The radial direction of change collects, and one section of outer tube wall profile corresponding to the locking collar aperture is in fusiformis.

It is preferable over：The axially position groove for being provided with annular that footpath concaves on the inner hole wall of the swing handle connection pore, institute State radial convex corresponding with the axially position groove on the outer tube wall of insertion pipe and be equipped with axially position ring；Alternatively, the swing handle Connect the axially position ring that radial convex on the inner hole wall of pore is equipped with annular, on the outer tube wall of the insertion pipe with the axial direction What the corresponding footpath of positioning ring concaved is provided with axially position groove.

It is preferable over：There is a clamp column, the diameter of the clamp column is corresponding with the nib clamping pipe in the nib The internal diameter of described grafting axis one end matches, and the clamp column can be clamped between at least two valve tube walls.

It is preferable over：It is convex to be provided with shaft end for the other end corresponding with the grafting axis on the outer tube wall of the nib clamping pipe Edge, the nib clamping pipe can be retracted in the locking collar aperture, and the shaft end flange can be resisted against the locking collar aperture Axial end face on.

It is preferable over：It is described nib clamping pipe at least two through notch using it is described nib clamping pipe central axis as Center of circle circular array is set.

Compared with prior art, the beneficial effects of the utility model are：It can make described insert by rotating the adjusting swing handle Adapter is rotated relative to the grafting axis, and then drives the grafting is axial to be axially moved to described pipe under in screw thread, into And the described nib clamping pipe stretching/retraction for the other end that links is locked in collar aperture in described, realization makes the nib clamping pipe Release/clamping nib, and then can arbitrarily dismantle/nib is installed, achieve the purpose that to replace nib, it is easy to operate, and not shadow The aesthetic appearance of writing brush is rung, a exquisite penholder can use for a long time in the case of replaceable pen point.

Brief description of the drawings

Fig. 1 is the decomposition schematic cross-sectional view of the utility model.

Fig. 2 is the assembling structure schematic cross-sectional view of the utility model.

Fig. 3 is the dimensional decomposition structure diagram of the utility model.

Fig. 4 is the axial viewing angle constructions schematic diagram of a pipe of the utility model.

Fig. 5 is the axial viewing angle constructions schematic diagram of the nib connection of the utility model.

Embodiment

Below with reference to attached drawing 1-5 and preferred embodiment to the utility model proposes a kind of replaceable pen point it is new Writing brush is described in greater detail.

As shown in Figure 1, 2, 3, the utility model provides a kind of writing brush of replaceable pen point, it includes a pipe 1, nib Connector 2, adjust swing handle 3 and nib 4, and the both ends of described pipe 1 have locking collar aperture 11 and swing handle connecting tube respectively Hole 12, the nib connection 2 include coaxially connected nib clamping pipe 21 and grafting axis 22, and the nib clamping pipe 21 can Stretching/retraction in axial sliding is in the locking collar aperture 11, by right with the grafting axis 22 on the nib clamping pipe 21 The overall diameter of the one end answered to the other end gradually increases, and it is axial to offer at least two on the tube wall of the nib clamping pipe 21 Extension run through notch 23, and at least two on the nib clamping pipe 21 are through notch 23 with the nib clamping pipe 21 Mandrel line is set for center of circle circular array, and described at least two tube walls that the nib is clamped to pipe 21 through notch 23 correspond to At least two valves being cut into, described written 4 can be clamped between at least two valve tube walls, the internal diameter of the locking collar aperture 11 Match with the diameter that described 22 one end of grafting axis is corresponded on the nib clamping pipe 21, clamped on the grafting axis 22 with nib The 21 corresponding other end of pipe can be inserted into described pipe 1 and be stretched to the swing handle by the locking collar aperture 11 connects pore 12 In, axially it is provided with an insertion pipe 31,31 axially position of insertion pipe and relatively turnable grafting on the adjusting swing handle 3 In the swing handle connects pore 12, and the insertion pipe 31 is matched is socketed on the grafting axis 22, the grafting axis 22 Outer axial face on being respectively arranged with the external screw thread and internal thread that match and engage on the inner tubal wall of insertion pipe 31.

The utility model in the specific implementation, the tube wall of nib clamping pipe 21 can carry out nib 4 as described at least two valves Clamping, recycles the adjusting swing handle 3 to rotate the insertion pipe 31, the insertion pipe 31 is turned relative to grafting axis 22 is opposite It is dynamic, and then be axially moved by grafting axis 22 described in screw drive in described pipe 1, make the nib clamping pipe 21 stretch out/ It is retracted in the locking collar aperture 11, is realized using the constant aperture of the locking collar aperture 11 and gradually radially collect/release The nib clamping pipe 21 is put, the tube wall for the nib clamping pipe 21 for being cut at least two valves is inwardly collected clamping locks the pen First 4 or the nib 4 of clamping is subjected to release dismounting, realizes written 4 replaceable purposes, and replacement operation is simple, writing brush is whole Body beauty is unaffected.

Further, excision axially extending on the axle body of grafting axis 22 have circumferentially positioned groove 24 (as shown in Fig. 3,4, institute It is flat axis to state grafting axis 22), the interior caliber of described pipe 1 and the outer diameter of axle of the grafting axis 22 match, and described pipe 1 Can axially it be slided at least provided with one section of positioning convex key 13 corresponding with the circumferentially positioned groove 24, the grafting axis 22 on inner tubal wall Dynamic is plugged in a pipe 1, and the positioning convex key 13 on the inner tubal wall of described pipe 1 corresponds to the circumferential direction embedded in the grafting axis 22 , can be so as to ensure that the grafting axis 22 can only be accomplished to slide axially and can not rotate in a pipe 1 in locating slot 24 Adjust enables the nib clamping pipe 21 to stretch out/be retracted in the locking set when swing handle 3 rotates by screw drive axial direction movement In pore 11.

It is identical with the outside diameter of described pipe 1 that the diameter of described 22 one end of grafting axis is corresponded on the nib clamping pipe 21, institute State one section of outer tube wall corresponding to locking collar aperture 11 and project radially out described pipe 1, the endoporus of the locking collar aperture 11 Footpath is identical with the outside diameter of described pipe 1, and one section of outer tube wall diameter corresponding to the locking collar aperture 11 is from middle part to both ends The radial direction of curved gradual change collects, and one section of outer tube wall profile corresponding to the locking collar aperture 11 is in fusiformis, makes the locking Cause diameter to increase although one section of outer tube wall corresponding to collar aperture 11 is radially projecting, can be more beautiful be set in institute State on nib clamping pipe 21, and taken convenient for users to grabbing, do not disturb writing sight

The axially position groove 14 for being provided with annular that footpath concaves on the inner hole wall of the swing handle connection pore 12, it is described to insert On the outer tube wall of adapter 31 axially position ring 32 is equipped with the 14 corresponding radial convex of axially position groove；Alternatively, the rotation Radial convex is equipped with the axially position ring of annular on the inner hole wall of handle connection pore 12, on the outer tube wall of the insertion pipe 31 with institute That states that the corresponding footpath of axially position ring concaves is provided with axially position groove and (not shown in figure, but can be pushed away according to Fig. 1,2,3 Measure structure).

There is a clamp column 41, the diameter of the clamp column 41 is corresponding with the nib clamping pipe 21 on described written 4 The internal diameter of described 22 one end of grafting axis matches, and the clamp column 41 can be clamped between at least two valve tube walls.

The 22 corresponding other end of grafting axis is provided with shaft end flange 25 on the outer tube wall of the nib clamping pipe 21, The nib clamping pipe 21 can be retracted in the locking collar aperture 11, and the shaft end flange 25 can be resisted against the locking casing On the axial end face in hole 11, and then realize and locking collar aperture 11 described in nib clamping 21 retraction of pipe is positioned.

In summary, the technical solution of the utility model sufficiently effective can complete above-mentioned purpose of utility model, and The structural principle and the principle of work and power of the utility model have all sufficiently been verified in embodiment, and can reach expected work( Effect and purpose, and the embodiment of the utility model can also be converted according to these principles, therefore, the utility model includes one Cut all replacement contents in the range of being previously mentioned in claim.Any institute in present utility model application the scope of the claims The equivalence changes of work, all within the scope of the claims of category this case application.

Claims (7)

1. a kind of writing brush of replaceable pen point, it includes pen pipe, nib connection, adjusts swing handle and nib, the pen The both ends of pipe have locking collar aperture and swing handle connection pore respectively, and the nib connection includes coaxially connected nib folder Pipe and grafting axis are held, the nib clamping manages axially slidable stretching/retraction in the locking collar aperture, the nib Gradually increased by the overall diameter of corresponding with the grafting axis one end to the other end on clamping pipe, and the pipe of the nib clamping pipe Offered on wall at least two it is axially extending run through notch, described at least two clamp the nib through notch the pipe of pipe Wall corresponds at least two valves being cut into, and the nib can be clamped between at least two valve tube walls, the locking collar aperture Internal diameter matches with corresponding to the diameter of described grafting axis one end on the nib clamping pipe, is managed on the grafting axis with nib clamping The corresponding other end can be inserted into the pen pipe by the locking collar aperture and be stretched in the swing handle connection pore, the adjusting Axially it is provided with an insertion pipe on swing handle, the insertion pipe axially position simultaneously relatively turnable is plugged on the swing handle connecting tube Kong Zhong, and the insertion pipe is matched is socketed on the grafting axis, the inner tube in the outer axial face of the grafting axis with insertion pipe The external screw thread and internal thread of the engagement that matches are respectively arranged with wall.

2. the writing brush of replaceable pen point as claimed in claim 1, it is characterised in that：It is axially extending on the axle body of grafting axis Excision have circumferentially positioned groove, the interior caliber of described pipe and the outer diameter of axle of the grafting axis match, and described pipe is interior At least provided with one section of positioning convex key corresponding with the circumferentially positioned groove on tube wall, the grafting axis is axially slidable to be plugged In a pipe, the positioning convex key on the inner tubal wall of described pipe is corresponded in the circumferentially positioned groove of the grafting axis.

3. the writing brush of replaceable pen point as claimed in claim 2, it is characterised in that：Institute is corresponded on the nib clamping pipe State that the diameter of grafting axis one end is identical with the outside diameter of described pipe, one section of outer tube wall corresponding to the locking collar aperture is radially The pen pipe is protruded from, the internal orifice dimension of the locking collar aperture is identical with the outside diameter of described pipe, and the locking collar aperture institute is right The radial direction of one section of outer tube wall diameter from middle part to the curved gradual change in both ends answered collects, and one corresponding to the locking collar aperture Section outer tube wall profile is in fusiformis.

4. the writing brush of replaceable pen point as claimed in claim 3, it is characterised in that：The endoporus of the swing handle connection pore The axially position groove for annular that what footpath concaved on wall be provided with, it is corresponding with the axially position groove on the outer tube wall of the insertion pipe Radial convex be equipped with axially position ring；Alternatively, radial convex is equipped with the axial direction of annular on the inner hole wall of the swing handle connection pore Ring is positioned, what footpath corresponding with the axially position ring concaved on the outer tube wall of the insertion pipe is provided with axially position Groove.

5. the writing brush of replaceable pen point as claimed in claim 4, it is characterised in that：There is a clamping in the nib Column, the diameter of the clamp column match with corresponding to the internal diameter of described grafting axis one end in the nib clamping pipe, the clamping Column can be clamped between at least two valve tube walls.

6. the writing brush of replaceable pen point as claimed in claim 5, it is characterised in that：The outer tube wall of the nib clamping pipe The upper other end corresponding with the grafting axis is provided with shaft end flange, and the nib clamping pipe can be retracted in the locking collar aperture In, the shaft end flange can be resisted against on the axial end face of the locking collar aperture.

7. the writing brush of replaceable pen point as claimed in claim 6, it is characterised in that：On the nib clamping pipe at least Two central axis for clamping pipe using the nib through notch are set as center of circle circular array.