CN207088794U - A kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush - Google Patents
A kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush Download PDFInfo
- Publication number
- CN207088794U CN207088794U CN201720430552.5U CN201720430552U CN207088794U CN 207088794 U CN207088794 U CN 207088794U CN 201720430552 U CN201720430552 U CN 201720430552U CN 207088794 U CN207088794 U CN 207088794U
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- Prior art keywords
- pen
- end socket
- pen core
- cap
- leakage preventing
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- 229920001971 elastomer Polymers 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Pens And Brushes (AREA)
Abstract
It the utility model is related to a kind of blackboard for teaching writing push type liquid-leakage preventing water-color paintbrush, it is characterised in that：Including pen container, pen core set, liquid-leakage preventing pen core, the cap for brush and pen clip；The cap for brush stopper slot that the inwall covered by the cap for brush along upper pen core is provided with vertically moves pressing end socket pressure cap, seal head end cap is pressed into elastic rubber ring, so that the contact surface of the terrace with edge structure and end socket cone of end socket pressure cap separates, so that air is entered in pen core by air-vent, ensure the atmospheric pressure needed for ink writing in pen core；Remove the pressure being applied on end socket pressure cap so that in the presence of elastic rubber ring, the terrace with edge structure of end socket pressure cap is bonded end socket pressure cap with the contact surface of end socket cone so that ink is sealed in pen core and ensures that the atmospheric pressure of ink is constant, prevents ink leakage；In this way, simple in construction, production cost is low, and suitable high-volume is promoted the use of.
Description
Technical field
It the utility model is related to educational aid field, more particularly to a kind of blackboard for teaching writing push type liquid-leakage preventing water
Pen.
Background technology
Although the water-color paintbrush structure of existing blackboard for education writing is provided with Seal Oil in the end of ink, still deposit
Going out Seal Oil in ink penetration causes the situation of ink leakage to occur, further, since the writing pen of blackboard, in general pen core
Afterbody the stem of pen core is less than in working condition, it is such cause ink to be more prone to the afterbody seepage from pen core；It is existing
Technology ink is typically sealed in mode in pen core by the way of sealing, only a small amount of gas permeable enters pen core
It is interior, but ink using and reducing due to ink when writing is so caused, ink forms negative pressure in pen core, it is impossible to
Ensure air pressure of the ink normally needed for writing, cause the ink writing of pen core not smooth.
A kind of novel anti-leakage ink signature pen as shown in Chinese patent 201520566060.X, it is characterised in that：Including
Pen container, cap, nib and pen core, it is described nib on silicagel pad is installed, between the cap and nib for threaded connection, it is described
Pen core is provided with ink barrel and a mouth, described mouth to be embedded in ink barrel setting, the ink barrel be provided with anti-backflow ball,
Ink lid and blend stop, to be threadedly coupled between the ink lid and ink barrel, the anti-backflow ball and blend stop are respectively positioned on ink
Inside pipe, described mouth top is provided with nib ball, and the nib ball rear is collocated with compression spring, the compression spring
Set to withstand nib ball, described mouth end is provided with woven hose, and the woven hose and a mouth are formed in one setting.
The anti-backflow ball that above-mentioned patent uses easily causes the writing air pressure inside pen core unstable, causes writing not
The problem of smooth.
Utility model content
The purpose of this utility model is to provide a kind of blackboard for teaching writing push type liquid-leakage preventing for above-mentioned weak point
Water-color paintbrush, it can solve the problem that oil leak and the slack problem of writing in the ink water-color paintbrush practical process of in general teaching.
The utility model takes following technology to realize：
A kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush, including pen container, pen core set, liquid-leakage preventing pen core, the cap for brush and
Pen clip；Pen clip locating piece is provided with the upper end outer wall of the pen container, pen clip is arranged on the outer wall of pen container by pen clip locating piece
On, the side wall on pen container at pen clip locating piece along pen container is provided with pen core set guide groove；The lower end inner wall of pen container is provided with ring
Shape limiting plate；
The pen core is placed on inside pen container, is provided with the outer wall of pen core set along the pen core set guide groove fortune on pen container
Dynamic fixture block, the fixture block coordinates with pen clip realizes that the positioning to pen core set is fixed；The pen core set includes pen core set and started writing
Core retainer plate, upper pen core set external diameter are more than core retainer plate external diameter of starting writing, and the inwall of upper pen core set is provided with cap for brush stopper slot vertically；
Core retainer plate outer wall of starting writing is cased with a spring, and core retainer plate bottom of starting writing is cased with spring washer, and spring washer is placed in pen container lower end inner wall
On limiting plate；The core retainer plate of starting writing can move back and forth along spring washer axis direction；The upper end of the spring and upper pen core set
Bottom contacts, and the lower end of spring contacts with spring washer；
The cap for brush is placed in the inside of pen core set upper side and the cap for brush covers the cap for brush stopper slot displacement of inwall along upper pen core；
The liquid-leakage preventing pen core is placed in pen core set and the top of liquid-leakage preventing pen core and the lower end in contact of the cap for brush, liquid-leakage preventing pen
The lower end of core passes through the end for core retainer plate of starting writing to stretch out；The liquid-leakage preventing pen core includes pen core main body, rubber ring and sealing end plug；Institute
State and be connected between sealing end plug and pen core main body, rubber ring is arranged between sealing end plug and pen core main body；
The sealing end plug includes end socket pressure cap and end socket；The end socket pressure cap is provided with receiving envelope along axis direction
The through hole of head；The upper end of the through hole is terrace with edge structure, and the lower end of through hole is cylindrical structural；
The end socket is stretched into the through hole of end socket pressure cap, and end socket includes end socket cylinder and end socket cone；The end socket cone
Body is placed in the terrace with edge structure of end socket pressure cap through hole and is bonded with terrace with edge body structure surface, upper surface and the end socket pressure cap of end socket cone
Upper surface formed difference in height；The cylindrical structural of end socket cylinder through end socket pressure cap through hole is connected with pen core body trailing end；Institute
State the air-vent for being provided among end socket and end socket cone side being oriented to once end socket column axis direction.
Further, the tail end inwall of the pen core main body is provided with internal thread, and one end outer wall of end socket cylinder is provided with
External screw thread, the cylindrical structural of end socket cylinder through end socket pressure cap through hole are connected with pen core body trailing end by screw thread.
Further, the air-vent is arranged to T-type structure in end socket.
Further, the rubber ring is elastic rubber ring.
Further, the cylindrical structural of the end socket cylinder through end socket pressure cap through hole uses interference fit.
The utility model has the advantage of：
The cap for brush vertically is provided with the inwall covered in the utility model in writing by the cap for brush along upper pen core
Stopper slot movement pressing end socket pressure cap, elastic rubber ring is pressed to by seal head end cap, makes elastic caoutchouc deformation, while pen core set outer wall
On fixture block and pen clip coordinate the position by pen core set to fix, elastic rubber ring deformation under the effect of the pressure causes end socket pressure cap
The contact surface of terrace with edge structure and end socket cone separate so that air is entered in pen core by air-vent, ensures ink in pen core
Atmospheric pressure needed for writing, makes pen core smoothly write；Press end socket pressure cap again after the completion of writing, remove and be applied to end socket pressure
Pressure on cap so that end socket pressure cap is in the presence of elastic rubber ring, the terrace with edge structure of end socket pressure cap and connecing for end socket cone
Contacting surface is bonded so that ink is sealed in pen core and ensures that the atmospheric pressure of ink is constant, prevents ink leakage；Both protected in writing
The air pressure needed for ink writing in pen core has been demonstrate,proved, in turn ensure that the leakproof of pen core by sealing after the completion of writing；Using this
Mode, simple in construction, production cost is low, and suitable high-volume is promoted the use of.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the front view that a kind of blackboard for teaching of the present utility model writes push type liquid-leakage preventing water-color paintbrush.
Fig. 2 is the non-book for the liquid-leakage preventing pen core that a kind of blackboard for teaching of the present utility model writes push type liquid-leakage preventing water-color paintbrush
Write state assembling schematic diagram.
Fig. 3 is the writing for the liquid-leakage preventing pen core that a kind of blackboard for teaching of the present utility model writes push type liquid-leakage preventing water-color paintbrush
State assembling schematic diagram.
Fig. 4 is the blast for the liquid-leakage preventing pen core that a kind of blackboard for teaching of the present utility model writes push type liquid-leakage preventing water-color paintbrush
Schematic diagram.
In figure：1st, pen container, 11, limiting plate, 2, pen core set, 21, fixture block, 22, upper pen core set, 23, core retainer plate of starting writing, 24, pen
Cap stopper slot, 25, spring, 26, spring washer, 3, liquid-leakage preventing pen core, 31, pen core main body, 32, rubber ring, 33, sealing end plug,
34th, end socket pressure cap, 35, end socket, 351, end socket cylinder, 352, end socket cone, 36, through hole, 361, terrace with edge structure, 362, cylinder
Structure, 4, the cap for brush, 5, pen clip.
Embodiment
The following examples can make professional and technical personnel that the utility model be more fully understood, but therefore will not
The utility model is limited among described scope of embodiments.
A kind of blackboard for teaching writing push type liquid-leakage preventing water-color paintbrush as shown in Figures 1 to 4, including pen container 1, pen core set 2,
Liquid-leakage preventing pen core 3, the cap for brush 4 and pen clip 5；Pen clip locating piece is provided with the upper end outer wall of the pen container 1, pen clip 5 passes through pen clip
Locating piece is arranged on the outer wall of pen container 1, and the side wall of pen container 1, which is provided with pen core set, at pen clip locating piece on pen container 1 is oriented to
Groove；The lower end inner wall of pen container 1 is provided with the limiting plate 11 of a shape in a ring.
Pen core set 2 is placed in inside pen container 1, is provided with the outer wall of pen core set 2 along the pen core set guide groove fortune on pen container
Dynamic fixture block 21, the fixture block 21 coordinate the positioning carried out to pen core set 2 to fix with pen clip 5；The pen core set 2 includes upper pen core set
22 cover 22 external diameters and are more than the external diameter of core retainer plate 23 of starting writing with core retainer plate 23 of starting writing, upper pen core, and the inwall of upper pen core set 21 is provided with along vertical
The cap for brush stopper slot 24 in direction；The outer wall of core retainer plate 23 of starting writing is cased with a spring 25, and the bottom of core retainer plate 23 of starting writing is cased with spring washer 26,
Spring washer 26 is placed on the limiting plate 11 of the lower end inner wall of pen container 1；The core retainer plate 23 of starting writing can be along the axis direction of spring washer 26
Move back and forth；The upper end of the spring 25 contacts with the bottom of upper pen core set 22, and the lower end of spring 25 contacts with spring washer 26.
The cap for brush 4 is placed in the cap for brush stopper slot 24 that pen core covers the inside of 22 upper ends and the cap for brush covers 22 inwalls along upper pen core
Move.
Liquid-leakage preventing pen core 3 is placed in pen core set 2 and the top of liquid-leakage preventing pen core 3 and the lower end in contact of the cap for brush 4, liquid-leakage preventing pen
The lower end of core 3 passes through the end for core retainer plate 23 of starting writing to stretch out；The liquid-leakage preventing pen core 3 includes pen core main body 31, rubber ring 32 and close
End-blocking plug 33；It is connected between the sealing end plug 33 and pen core main body 31, rubber ring 32 is arranged on sealing end plug 33 and pen core
Between main body 31.
Sealing end plug 33 includes end socket pressure cap 34 and end socket 35；The end socket pressure cap 34 is provided with an appearance along axis direction
Receive the through hole 36 of end socket；The upper end of the through hole 36 is terrace with edge structure 361, and the lower end of through hole 36 is cylindrical structural 362.
End socket 35 is stretched into the through hole 36 of end socket pressure cap 34, and end socket 35 includes end socket cylinder 351 and end socket cone 352；
The end socket cone 352 is placed in the terrace with edge structure 361 of the through hole 36 of end socket pressure cap 34 and is bonded with the surface of terrace with edge structure 361, seals
The upper surface of cone 352 forms difference in height with the upper surface of end socket pressure cap 34；End socket cylinder 351 passes through the through hole of end socket pressure cap 34
36 cylindrical structural 362 is connected with the tail end of pen core main body 31；It is provided among the end socket 35 once the axis of end socket cylinder 351
Direction is oriented to the air-vent 6 of the side of end socket cone 352.
The tail end inwall of pen core main body 31 is provided with internal thread, and one end outer wall of end socket cylinder 351 is provided with external screw thread, envelope
The cylindrical structural 362 of headpin body 351 through the through hole 36 of end socket pressure cap 34 is connected with the tail end of pen core main body 31 by screw thread.
Air-vent 6 is arranged to T-type structure in end socket.
Rubber ring 32 is elastic rubber ring.
The cylindrical structural 362 of end socket cylinder 351 through the through hole 36 of end socket pressure cap 34 uses interference fit.
It should be understood by those skilled in the art that the utility model is not restricted to the described embodiments, above-described embodiment and
Simply illustrate principle of the present utility model described in specification, on the premise of the spirit and scope of the utility model is not departed from,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the scope of the utility model
It is interior.The utility model requires protection scope is by appended claims and its equivalent thereof.
Claims (5)
1. a kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush, it is characterised in that：Including pen container, pen core set, liquid-leakage preventing pen
Core, the cap for brush and pen clip, pen clip locating piece are provided with the upper end outer wall of the pen container, pen clip is arranged on pen by pen clip locating piece
On the outer wall of cylinder, the side wall on pen container at pen clip locating piece along pen container is provided with pen core set guide groove；The lower end inner wall of pen container
It is provided with annular stop plate；
The pen core is placed on inside pen container, is provided with what is moved along the pen core set guide groove on pen container on the outer wall of pen core set
Fixture block, the fixture block coordinates with pen clip realizes that the positioning to pen core set is fixed；The pen core set includes pen core set and core retainer plate of starting writing,
Upper pen core set external diameter is more than core retainer plate external diameter of starting writing, and the inwall of upper pen core set is provided with cap for brush stopper slot vertically；Start writing
Core retainer plate outer wall is cased with a spring, and core retainer plate bottom of starting writing is cased with spring washer, and spring washer is placed in the spacing of pen container lower end inner wall
On plate；The core retainer plate of starting writing can move back and forth along spring washer axis direction；The upper end of the spring and the bottom of upper pen core set
Contact, the lower end of spring contacts with spring washer；
The cap for brush is placed in the inside of pen core set upper side and the cap for brush covers the cap for brush stopper slot displacement of inwall along upper pen core；
The liquid-leakage preventing pen core is placed in pen core set and the top of liquid-leakage preventing pen core and the lower end in contact of the cap for brush, liquid-leakage preventing pen core
Lower end passes through the end for core retainer plate of starting writing to stretch out；The liquid-leakage preventing pen core includes pen core main body, rubber ring and sealing end plug；It is described close
With being connected between pen core main body, rubber ring is arranged between sealing end plug and pen core main body end-blocking plug；
The sealing end plug includes end socket pressure cap and end socket；The end socket pressure cap is provided with a receiving end socket along axis direction
Through hole；The upper end of the through hole is terrace with edge structure, and the lower end of through hole is cylindrical structural；
The end socket is stretched into the through hole of end socket pressure cap, and end socket includes end socket cylinder and end socket cone；The end socket cone is put
It is bonded in the terrace with edge structure of end socket pressure cap through hole and with terrace with edge body structure surface, the upper surface of end socket cone is upper with end socket pressure cap
End face forms difference in height；The cylindrical structural of end socket cylinder through end socket pressure cap through hole is connected with pen core body trailing end；The envelope
The air-vent that end socket cone side is oriented to once end socket column axis direction is provided among head.
A kind of 2. blackboard for teaching writing push type liquid-leakage preventing water-color paintbrush according to claim 1, it is characterised in that：The pen
The tail end inwall of core main body is provided with internal thread, and one end outer wall of end socket cylinder is provided with external screw thread, and end socket cylinder passes through end socket
The cylindrical structural of pressure cap through hole is connected with pen core body trailing end by screw thread.
A kind of 3. blackboard for teaching writing push type liquid-leakage preventing water-color paintbrush according to claim 1, it is characterised in that：It is described
Stomata is arranged to T-type structure in end socket.
A kind of 4. blackboard for teaching writing push type liquid-leakage preventing water-color paintbrush according to claim 1, it is characterised in that：The rubber
Cushion rubber is elastic rubber ring.
A kind of 5. blackboard for teaching writing push type liquid-leakage preventing water-color paintbrush according to claim 1, it is characterised in that：The envelope
The cylindrical structural of headpin body through end socket pressure cap through hole uses interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720430552.5U CN207088794U (en) | 2017-04-24 | 2017-04-24 | A kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720430552.5U CN207088794U (en) | 2017-04-24 | 2017-04-24 | A kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207088794U true CN207088794U (en) | 2018-03-13 |
Family
ID=61549880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720430552.5U Expired - Fee Related CN207088794U (en) | 2017-04-24 | 2017-04-24 | A kind of blackboard for teaching writes push type liquid-leakage preventing water-color paintbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207088794U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928159A (en) * | 2018-07-26 | 2018-12-04 | 陈志兰 | A kind of cap of a pen and its application method |
| CN111251748A (en) * | 2020-03-14 | 2020-06-09 | 东益实业（河源）有限公司 | Straight liquid formula brush structure |
| CN113085409A (en) * | 2020-01-09 | 2021-07-09 | 上海知难文化传播有限公司 | Writing brush |
-
2017
- 2017-04-24 CN CN201720430552.5U patent/CN207088794U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928159A (en) * | 2018-07-26 | 2018-12-04 | 陈志兰 | A kind of cap of a pen and its application method |
| CN113085409A (en) * | 2020-01-09 | 2021-07-09 | 上海知难文化传播有限公司 | Writing brush |
| CN111251748A (en) * | 2020-03-14 | 2020-06-09 | 东益实业（河源）有限公司 | Straight liquid formula brush structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 |