CN208576320U - A kind of college English Teaching blackboard with dust-absorbing function - Google Patents

A kind of college English Teaching blackboard with dust-absorbing function Download PDF

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Publication number
CN208576320U
CN208576320U CN201820917450.0U CN201820917450U CN208576320U CN 208576320 U CN208576320 U CN 208576320U CN 201820917450 U CN201820917450 U CN 201820917450U CN 208576320 U CN208576320 U CN 208576320U
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CN
China
Prior art keywords
dust
blackboard
absorbing function
english teaching
college english
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820917450.0U
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Chinese (zh)
Inventor
彭辉
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Changsha Vocational and Technical College
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Changsha Vocational and Technical College
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Priority to CN201820917450.0U priority Critical patent/CN208576320U/en
Application granted granted Critical
Publication of CN208576320U publication Critical patent/CN208576320U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to teaching aid technical fields, in particular a kind of college English Teaching blackboard with dust-absorbing function, including blackboard body and it is mounted on the sliding rail of blackboard body bottom, the surface of mounting plate is provided with suction box, bellows is installed between suction box and blackboard eraser, the inside of suction box is respectively arranged with dust suction storehouse and collecting bin, the bottom of blackboard eraser is provided with open slot, the college English Teaching blackboard with dust-absorbing function, the work of dust suction is carried out to chalk dust by setting suction box, and collecting bin is detachable structure, it is convenient that chalk dust inside collecting bin is cleared up, it is slided on the slide rail using fixture block, avoid limitation of the blackboard eraser by bellows, improve the range of blackboard eraser wiping, by the way that spring is arranged, so that fixed plate leaves opening rooved face, so that chalk dust be directly drawn into from open slot it is black In blackboard eraser, the cleaning effect of chalk dust is improved, good teaching environment is provided and ensures the health of people.

Description

A kind of college English Teaching blackboard with dust-absorbing function
Technical field
The utility model relates to teaching aid technical field, specially a kind of college English Teaching with dust-absorbing function is used Blackboard.
Background technique
English is international specified official language, and widest first language in the world, while English is also and electricity Brain contacts most close language, and most of programming languages are all related with English, and with the use of network, English use It is more universal.Therefore in university education, English is required course.During college English Teaching, essential is exactly black Plate.
But existing college English Teaching blackboard is often directly wiped the content of writing using chalkboard eraser, but Chalk dust can not be collected, while chalk dust is easy to be scattered, and then be sucked by teacher and student, and teaching environment and people are influenced Health.In consideration of it, it is proposed that a kind of college English Teaching blackboard with dust-absorbing function.
Utility model content
The purpose of this utility model is to provide a kind of college English Teaching blackboard with dust-absorbing function, on solving It states the chalk dust proposed in background technique and can not collect and be easy the problem of being scattered with chalk dust.
To achieve the above object, the utility model provides the following technical solutions:
A kind of college English Teaching blackboard with dust-absorbing function, including blackboard body and it is mounted on the blackboard sheet The sliding rail of body bottom, the surface side of the blackboard body are provided with placing frame, and blackboard eraser is provided in the placing frame, described The both ends of sliding rail are mounted on limited block, and the surface of the sliding rail is equipped with fixture block, and the side of the sliding rail is provided with sliding slot, institute The clip slot that is internally provided with of fixture block is stated, the surface of the fixture block is provided with thread groove, and the inside of the thread groove is equipped with screw thread Bar, one end of the threaded rod are provided with slide bar, and the other end of the threaded rod is provided with snap ring, and the threaded rod is close to described Snap ring side is provided with mounting plate, and the surface of the mounting plate is provided with suction box, between the suction box and the blackboard eraser Bellows is installed.
Preferably, the clip slot and the sliding rail are slidably connected.
Preferably, the slide bar and the sliding slot are slidably connected.
Preferably, the inside of the suction box is respectively arranged with dust suction storehouse and collecting bin, the dust suction storehouse and the collection Partition is installed, the dust suction storehouse is internally provided with sweep-up pipe, and the bottom end of the sweep-up pipe is equipped with bag dust filter, institute between storehouse It states bag dust filter side and is provided with work drive motor, leaf is installed on the output shaft of the work drive motor and is fanned, in the inside of the partition Heart position is provided with through-hole, and the partition is provided with slot close to the collecting bin side, and the surface of the collecting bin is provided with Inserted link.
Preferably, the inserted link and the slot are mating.
Preferably, the bottom of the blackboard eraser is provided with open slot, and the blackboard eraser is internally provided with fixed plate, described The two sides of fixed plate are provided with air hole, and the bottom of the fixed plate is equipped with several springs, and the bottom of the spring is set It is equipped with push plate, the bottom of the push plate is provided with brush head, and the outer wall side of the blackboard eraser is provided with pipe nozzle.
Preferably, the push plate and the open slot are engaged by clamping.
Compared with prior art, the utility model has the beneficial effects that
1, the college English Teaching blackboard with dust-absorbing function carries out dust suction to chalk dust by setting suction box Work, and collecting bin is detachable structure, it is convenient that chalk dust inside collecting bin is cleared up.
2, the college English Teaching blackboard with dust-absorbing function, is slided on the slide rail using fixture block, avoids blackboard eraser It is limited by bellows, while easy to operate laborsaving, improves the range of blackboard eraser wiping.
3, college English Teaching blackboard with dust-absorbing function, by the way that spring is arranged, so that fixed plate leaves opening Rooved face improves the cleaning effect of chalk dust so that chalk dust is directly drawn into blackboard eraser from open slot, provides good religion It learns environment and ensures the health of people.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the fixture block structural schematic diagram of the utility model;
Fig. 3 is the suction box internal structure schematic diagram of the utility model;
Fig. 4 is schematic enlarged-scale view at A in Fig. 3 of the utility model;
Fig. 5 is the wiping blackboard structure schematic diagram of the utility model.
In figure: 1, blackboard body;11, placing frame;12, blackboard eraser;121, open slot;122, fixed plate;123, air hole; 124, spring;125, push plate;126, brush head;127, pipe nozzle;2, sliding rail;21, limited block;22, fixture block;221, clip slot; 222, thread groove;223, slide bar;224, threaded rod;225, snap ring;226, mounting plate;23, suction box;231, dust suction storehouse;232, Collecting bin;233, sweep-up pipe;234, bag dust filter;235, work drive motor;236, leaf is fanned;237, partition;238, through-hole;239, it inserts Slot;2310, inserted link;24, bellows;25, sliding slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution:
A kind of college English Teaching blackboard with dust-absorbing function, as depicted in figs. 1 and 2, including blackboard body 1 and It is mounted on the sliding rail 2 of 1 bottom of blackboard body, the surface side of blackboard body 1 is provided with placing frame 11, is provided in placing frame 11 Blackboard eraser 12, the both ends of sliding rail 2 are mounted on limited block 21, and the surface of sliding rail 2 is equipped with fixture block 22, the side setting of sliding rail 2 Have a sliding slot 25, fixture block 22 is internally provided with clip slot 221, and the surface of fixture block 22 is provided with thread groove 222, thread groove 222 it is interior Portion is equipped with threaded rod 224, and one end of threaded rod 224 is provided with slide bar 223, and the other end of threaded rod 224 is provided with snap ring 225, threaded rod 224 is provided with mounting plate 226 close to 225 side of snap ring, and the surface of mounting plate 226 is provided with suction box 23, inhales Bellows 24 is installed, clip slot 221 and sliding rail 2 are slidably connected, and slide bar 223 and sliding slot 25 slide between dirt case 23 and blackboard eraser 12 Connection.
In the present embodiment, threaded rod 224 and thread groove 222 are threadedly engaged, and are facilitated and are threaded into thread groove using threaded rod 224 Threaded rod 224 is fixed in thread groove 222 in 222.
Specifically, the diameter of snap ring 225 is greater than the diameter of thread groove 222, facilitates and limited using snap ring 225, avoided Threaded rod 224 is completely into inside thread groove 222.
Further, sliding rail 2 and limited block 21 are an integral molding structure, so that connecting between sliding rail 2 and limited block 21 tight It is close, it is not easy to break.
In the specific implementation process, chalk dust is collected for convenience, suction box 23 is arranged to powder in the present invention staff Ash is absorbed, and as a kind of preferred embodiment, as shown in Figure 3 and Figure 4, the inside of suction box 23 is respectively arranged with dust suction storehouse 231 and collecting bin 232, partition 237 is installed, dust suction storehouse 231 is internally provided with suction between dust suction storehouse 231 and collecting bin 232 Dirt pipe 233, the bottom end of sweep-up pipe 233 are equipped with bag dust filter 234, and 234 side of bag dust filter is provided with work drive motor 235, work electricity Leaf fan 236 is installed, the inner hub location of partition 237 is provided with through-hole 238, and partition 237 is close to receipts on the output shaft of machine 235 Collection 232 side of storehouse is provided with slot 239, and the surface of collecting bin 232 is provided with inserted link 2310,239 grafting of inserted link 2310 and slot Cooperation.
In the present embodiment, sweep-up pipe 233 and bellows 24 are communicated, and dust is facilitated to be drawn into sweep-up pipe 233 from bellows 24 It is interior.
Further, dust suction storehouse 231 is communicated by through-hole 238 and collecting bin 232, and dust is facilitated to enter collecting bin 232 Inside it is collected.
Specifically, PLS planetary reduction gear of the work drive motor 235 using the production of Hangzhou Sai Ya drive apparatus Co., Ltd, this Power supply line is additionally provided on the outside of outer suction box 23, matched circuit and power supply can also be provided by this producer, furthermore suction box 23 Outside is additionally provided with power supply line, and it is the prior art that work drive motor 235 is related in the utility model, and those skilled in the art are complete It may be implemented, be not necessarily to superfluous words, the content of the utility model protection is not related to improving the structure and working principle of driving motor yet.
In the specific implementation process, since brush head 126 has certain length, in wiping process, in blackboard eraser 12 The suction inlet in portion has blackboard body distance farther out, so that pick-up performance is unobvious, in consideration of it, the present invention staff is to blackboard eraser 12 make improvements, as a kind of preferred embodiment, as shown in figure 5, the bottom of blackboard eraser 12 is provided with open slot 121, blackboard eraser 12 are internally provided with fixed plate 122, and the two sides of fixed plate 122 are provided with air hole 123, the bottom installation of fixed plate 122 There are several springs 124, the bottom of spring 124 is provided with push plate 125, and the bottom of push plate 125 is provided with brush head 126, blackboard The outer wall side for wiping 12 is provided with pipe nozzle 127, and push plate 125 and open slot 121 are engaged by clamping.
In the present embodiment, pipe nozzle 127 and bellows 24 are communicated, and dust is facilitated to be drawn into bellows 24 from blackboard eraser 12 Portion.
Specifically, brush head 126 is made of polyurethane flexible sponge material, 126 cleaning effect of Convenient brush head is good.
The college English Teaching with dust-absorbing function of the present embodiment with blackboard when in use, by the electricity on 23 surface of suction box Source line is linked into supply hub, and work drive motor 235 is powered and works at this time, and the rotation band movable vane of work drive motor 235 fans 236 turns It is dynamic, air is shifted onto always at through-hole 238, and the particle density in 236 front of leaf fan will increase, air pressure is also increase accordingly, And the atmospheric density that leaf fans 236 rears can reduce, and form an ambient pressure, chalk dust is passed through sweep-up pipe from dust suction storehouse 231 233 are input to bag dust filter 234, finally enter dust collecting box 6 from through-hole 238, complete the work of dust suction, after completing dust suction, will collect The inserted link 2310 in storehouse 232 is extracted out of slot 239, can be dismantled to collecting bin 232, is facilitated inside to collecting bin 232 Chalk dust is cleared up;
When wiping chalk dust, only needs operator one to be only held by blackboard eraser 12 and blackboard body 1 is wiped, another Hand push moves suction box 23, so that fixture block 22 slides on sliding rail 2, suction box 23 is driven to carry out with the range that blackboard eraser 12 wipes It is mobile, and slided in sliding slot 25 using slide bar 223, limit sliding is carried out to fixture block 22, avoids blackboard eraser 12 by bellows 24 limitation, at the same it is easy to operate laborsaving, improve the range that blackboard eraser 12 wipes;
When blackboard eraser 12 touches blackboard body 1,126 stress of brush head makes solid to 12 internal motion of blackboard eraser The upward spring 124 of fixed board 122, fixed plate 122 leaves 121 surface of open slot at this time, so that open slot 121 is fitted in blackboard At ontology 1, when brush head 126 wipes out chalk dust, chalk dust is directly drawn into blackboard eraser 12 from open slot 121, is improved The cleaning effect of chalk dust provides good teaching environment and ensures the health of people.
In above embodiments, the work of dust suction is carried out to chalk dust by setting suction box 23, and collecting bin 232 is removable Structure is unloaded, it is convenient that chalk dust inside collecting bin 232 is cleared up;It is slided on sliding rail 2 using fixture block 22, avoids blackboard eraser 12 are limited by bellows 24, while easy to operate laborsaving, improve the range that blackboard eraser 12 wipes;By the way that spring 124 is arranged, So that fixed plate 122 leaves 121 surface of open slot, so that chalk dust is directly drawn into blackboard eraser 12 from open slot 121, improve The cleaning effect of chalk dust provides good teaching environment and ensures the health of people.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. a kind of college English Teaching blackboard with dust-absorbing function, including blackboard body (1) and it is mounted on the blackboard The sliding rail (2) of ontology (1) bottom, it is characterised in that: the surface side of the blackboard body (1) is provided with placing frame (11), institute It states and is provided with blackboard eraser (12) in placing frame (11), the both ends of the sliding rail (2) are mounted on limited block (21), the sliding rail (2) surface is equipped with fixture block (22), and the side of the sliding rail (2) is provided with sliding slot (25), and the inside of the fixture block (22) is set It is equipped with clip slot (221), the surface of the fixture block (22) is provided with thread groove (222), and the inside of the thread groove (222) is equipped with One end of threaded rod (224), the threaded rod (224) is provided with slide bar (223), the other end setting of the threaded rod (224) Have snap ring (225), the threaded rod (224) is provided with mounting plate (226), the mounting plate close to the snap ring (225) side (226) surface is provided with suction box (23), is equipped with bellows between the suction box (23) and the blackboard eraser (12) (24)。
2. the college English Teaching blackboard according to claim 1 with dust-absorbing function, it is characterised in that: the clip slot (221) it is slidably connected with the sliding rail (2).
3. the college English Teaching blackboard according to claim 1 with dust-absorbing function, it is characterised in that: the slide bar (223) it is slidably connected with the sliding slot (25).
4. the college English Teaching blackboard according to claim 1 with dust-absorbing function, it is characterised in that: the dust suction The inside of case (23) is respectively arranged with dust suction storehouse (231) and collecting bin (232), the dust suction storehouse (231) and the collecting bin (232) it is equipped between partition (237), the dust suction storehouse (231) is internally provided with sweep-up pipe (233), the sweep-up pipe (233) bottom end is equipped with bag dust filter (234), and the dust filtration bag (234) side is provided with work drive motor (235), the work Leaf fan (236) is installed, the inner hub location of the partition (237) is provided with through-hole on the output shaft of motor (235) (238), the partition (237) is provided with slot (239) close to the collecting bin (232) side, the table of the collecting bin (232) Face is provided with inserted link (2310).
5. the college English Teaching blackboard according to claim 4 with dust-absorbing function, it is characterised in that: the inserted link (2310) and the slot (239) is mating.
6. the college English Teaching blackboard according to claim 1 with dust-absorbing function, it is characterised in that: the blackboard The bottom for wiping (12) is provided with open slot (121), and the blackboard eraser (12) is internally provided with fixed plate (122), the fixation The two sides of plate (122) are provided with air hole (123), and the bottom of the fixed plate (122) is equipped with several springs (124), The bottom of the spring (124) is provided with push plate (125), and the bottom of the push plate (125) is provided with brush head (126), described The outer wall side of blackboard eraser (12) is provided with pipe nozzle (127).
7. the college English Teaching blackboard according to claim 6 with dust-absorbing function, it is characterised in that: the push plate (125) it is engaged by clamping with the open slot (121).
CN201820917450.0U 2018-06-14 2018-06-14 A kind of college English Teaching blackboard with dust-absorbing function Expired - Fee Related CN208576320U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820917450.0U CN208576320U (en) 2018-06-14 2018-06-14 A kind of college English Teaching blackboard with dust-absorbing function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820917450.0U CN208576320U (en) 2018-06-14 2018-06-14 A kind of college English Teaching blackboard with dust-absorbing function

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CN208576320U true CN208576320U (en) 2019-03-05

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109795245A (en) * 2019-03-15 2019-05-24 张艺耀 A kind of blackboard eraser that suitable primary grades pupil uses
CN110053400A (en) * 2019-05-08 2019-07-26 刘维 A kind of dust-removing blackboard eraser
CN112396877A (en) * 2020-11-18 2021-02-23 安徽文香信息技术有限公司 Protection device of wisdom blackboard based on elasticity formula push-and-pull door lock structure
CN112641259A (en) * 2020-12-21 2021-04-13 河北化工医药职业技术学院 English teaching auxiliary device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109795245A (en) * 2019-03-15 2019-05-24 张艺耀 A kind of blackboard eraser that suitable primary grades pupil uses
CN110053400A (en) * 2019-05-08 2019-07-26 刘维 A kind of dust-removing blackboard eraser
CN112396877A (en) * 2020-11-18 2021-02-23 安徽文香信息技术有限公司 Protection device of wisdom blackboard based on elasticity formula push-and-pull door lock structure
CN112641259A (en) * 2020-12-21 2021-04-13 河北化工医药职业技术学院 English teaching auxiliary device

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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: 20190305

Termination date: 20200614