CN206287721U - A kind of novel classroom blackboard eraser - Google Patents

A kind of novel classroom blackboard eraser Download PDF

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Publication number
CN206287721U
CN206287721U CN201621244909.2U CN201621244909U CN206287721U CN 206287721 U CN206287721 U CN 206287721U CN 201621244909 U CN201621244909 U CN 201621244909U CN 206287721 U CN206287721 U CN 206287721U
Authority
CN
China
Prior art keywords
push rod
spring
rubber
groove
storage tank
Prior art date
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
CN201621244909.2U
Other languages
Chinese (zh)
Inventor
郑志慧
牟彦双
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
East University of Heilongjiang
Original Assignee
East University of Heilongjiang
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by East University of Heilongjiang filed Critical East University of Heilongjiang
Priority to CN201621244909.2U priority Critical patent/CN206287721U/en
Application granted granted Critical
Publication of CN206287721U publication Critical patent/CN206287721U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model is related to a kind of educational aid, is in particular a kind of novel classroom blackboard eraser, and user can be to water filling in rub body, so as to the chalk dust that will not be kicked up when erasing the board.Rubber aqua storage tank is arranged on body and rub body, spheroid is in contact with rubber aqua storage tank, groove II is arranged on body, and push rod II is arranged in groove II, and sealing strip is arranged on one end of push rod II, one end of swinging plate is connected with push rod II, the other end of swinging plate is flexibly connected with track, and track is arranged on body, and spring II is sleeved on push rod II, and one end of spring II is connected with push rod II, the other end of spring II is in contact with groove II;Fixture is arranged on rubber aqua storage tank, and through hole is arranged on fixture, and one end of water fender is connected with fixture, and the other end of water fender is in contact with rubber aqua storage tank, and the two ends of spring III are connected with water fender;Water pipe is connected with rubber aqua storage tank, and delivery port is arranged on water pipe.

Description

A kind of novel classroom blackboard eraser
Technical field
The utility model is related to a kind of educational aid, is in particular a kind of novel classroom blackboard eraser.
Background technology
Blackboard eraser is the instrument that can be used in classroom, is erased the board by blackboard eraser, but the blackboard eraser used now is blacked Can kick up chalk dust during plate, very big on the people's influence for erasing the board, so designing a kind of novel classroom blackboard eraser.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of novel classroom blackboard eraser, user can be to wiping Internal water filling, so as to the chalk dust that will not be kicked up when erasing the board.
In order to solve the above technical problems, the utility model is related to a kind of educational aid, in particular it is a kind of new religion Room blackboard eraser, including body, button panel, push rod I, groove I, spring I, spheroid, rubber aqua storage tank, sealing strip, push rod II, dial Dynamic plate, track, spring II, groove II, fixture, through hole, water fender, spring III, water pipe, delivery port and rub body, user can With to water filling in rub body, so as to the chalk dust that will not be kicked up when erasing the board.
Body is connected with rub body, and groove I is arranged on body, and button panel is connected with push rod I, and push rod I passes through groove I Spheroid is installed, spring I is sleeved on push rod I, and one end of spring I is in contact with push rod I, the other end of spring I with it is recessed Groove I is in contact;Rubber aqua storage tank is arranged on body and rub body, and spheroid is in contact with rubber aqua storage tank, and groove II is arranged on this On body, push rod II is arranged in groove II, and sealing strip is arranged on one end of push rod II, and one end of swinging plate is connected with push rod II Connect, the other end of swinging plate is flexibly connected with track, and track is arranged on body, spring II is sleeved on push rod II, and bullet One end of spring II is connected with push rod II, and the other end of spring II is in contact with groove II;Fixture is arranged on rubber aqua storage tank On, through hole is arranged on fixture, and one end of water fender is connected with fixture, the other end and the rubber aqua storage tank phase of water fender Contact, the two ends of spring III are connected with water fender;Water pipe is connected with rubber aqua storage tank, and delivery port is arranged on water pipe.
Used as the further optimization of the technical program, the through hole described in a kind of novel classroom blackboard eraser of the utility model has Four.
As the further optimization of the technical program, the push rod I described in a kind of novel classroom blackboard eraser of the utility model Material be plastics.
As the further optimization of the technical program, the sealing strip described in a kind of novel classroom blackboard eraser of the utility model Material be rubber.
A kind of the utility model novel classroom blackboard eraser has the beneficial effect that:
A kind of novel classroom blackboard eraser of the utility model, user can be to water filling in rub body, so as to when erasing the board Will not be kicked up chalk dust.
Brief description of the drawings
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural representation of novel classroom blackboard eraser of the utility model.
In figure:Body 1;Button panel 2;Push rod I 3;Groove I 4;Spring I 5;Spheroid 6;Rubber aqua storage tank 7;Sealing strip 8;Push away Bar II 9;Swinging plate 10;Track 11;Spring II 12;Groove II 13;Fixture 14;Through hole 15;Water fender 16;Spring III 17;Water Pipe 18;Delivery port 19;Rub body 20.
Specific embodiment
Specific embodiment one:
Present embodiment is illustrated with reference to Fig. 1, the utility model is related to a kind of educational aid, be in particular a kind of Novel classroom blackboard eraser, including it is body 1, button panel 2, push rod I 3, groove I 4, spring I 5, spheroid 6, rubber aqua storage tank 7, close Strip of paper used for sealing 8, push rod II 9, swinging plate 10, track 11, spring II 12, groove II 13, fixture 14, through hole 15, water fender 16, spring III 17, water pipe 18, delivery port 19 and rub body 20, user can be to water fillings in rub body, so as to the powder that will not be kicked up when erasing the board Dust.
Body 1 is connected with rub body 20, and body 1 is used to fix rub body 20, and rub body 20 is used to erase the board.Groove I 4 is arranged on On body 1, button panel 2 is connected with push rod I 3, and push rod I 3 is provided with spheroid 6 through groove I 4, and spring I 5 is sleeved on push rod I 3 On, and one end of spring I 5 is in contact with push rod I 3, and the other end of spring I 5 is in contact with groove I 4, I 5 pairs of push rods I 3 of spring There is a thrust, push rod I 3 can be moved in groove I 4, and spheroid 6 is contacted with rubber aqua storage tank 7, and rubber aqua storage tank 7 can be squeezed Pressure, during using blackboard eraser, button press plate 2, push rod I 3 is moved therewith, and the spheroid 6 on push rod I 3 promotes rubber water storage Groove 7, the water in rubber aqua storage tank 7 is squeezed out in going to rub body 20.
Rubber aqua storage tank 7 is arranged on body 1 and rub body 20, and spheroid 6 is in contact with rubber aqua storage tank 7, and groove II 13 sets Put on body 1, push rod II 9 is arranged in groove II 13, sealing strip 8 is arranged on one end of push rod II 9, one end of swinging plate 10 It is connected with push rod II 9, the other end of swinging plate 10 is flexibly connected with track 11, and track 11 is arranged on body 1, spring II 12 It is sleeved on push rod II 9, and one end of spring II 12 is connected with push rod II 9, the other end and the groove II 13 of spring II 12 It is in contact, can be added water in rubber aqua storage tank 7, and sealed by sealing strip 8, when needing to add water, stirs swinging plate 10, swinging plate 10 is moved along track 11, and push rod II 9 is moved together therewith, and sealing strip 8 is disengaged with rubber aqua storage tank 7, is entered Row is added water, and after the completion of adding water, decontrols swinging plate 10, and push rod II 9 is moved in the presence of spring II 12, and sealing strip 8 is stored up to rubber Tank 7 is sealed.
Fixture 14 is arranged on rubber aqua storage tank 7, and through hole 15 is arranged on fixture 14, one end of water fender 16 with it is solid Determine part 14 to be connected, the other end of water fender 16 is in contact with rubber aqua storage tank 7, the two ends of spring III 17 with the phase of water fender 16 Connection;Water pipe 18 is connected with rubber aqua storage tank 7, and delivery port 19 is arranged on water pipe 18, and through hole 15 flows out for water, spring III 17 Give water fender 16 1 power, the setting of spring III 17 and water fender 16 causes the flowing that water can only be from bottom to top, it is impossible to by up to Lower flowing, so water is just had when only rubber aqua storage tank 7 is squeezed enters into rub body 20, very convenient, water pipe 18 is water The pipeline of stream, delivery port 19 is used for the outflow of water.
Specific embodiment two:
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to implementation method one, described is logical Hole 15 has four.
Specific embodiment three:
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to implementation method one, and described pushes away The material of bar I 3 is plastics.
Specific embodiment four:
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to implementation method one, and described is close The material of strip of paper used for sealing 8 is rubber.
Certainly, described above is not limitation of the utility model, and the utility model is also not limited to the example above, this skill Change, remodeling, addition or replacement that the those of ordinary skill in art field is made in essential scope of the present utility model, also belong to In protection domain of the present utility model.

Claims (4)

1. a kind of novel classroom blackboard eraser, including body (1), button panel (2), push rod I (3), groove I (4), spring I (5), Spheroid (6), rubber aqua storage tank (7), sealing strip (8), push rod II (9), swinging plate (10), track (11), spring II (12), groove II (13), fixture (14), through hole (15), water fender (16), spring III (17), water pipe (18), delivery port (19) and rub body (20), it is characterised in that:Body (1) is connected with rub body (20), and groove I (4) is arranged on body (1), button panel (2) with push away Bar I (3) is connected, and push rod I (3) is provided with spheroid (6) through groove I (4), and spring I (5) is sleeved on push rod I (3), and One end of spring I (5) is in contact with push rod I (3), and the other end of spring I (5) is in contact with groove I (4);Rubber aqua storage tank (7) It is arranged on body (1) and rub body (20), spheroid (6) is in contact with rubber aqua storage tank (7), and groove II (13) is arranged on body (1) on, push rod II (9) is arranged in groove II (13), sealing strip (8) installed in one end of push rod II (9), swinging plate (10) One end is connected with push rod II (9), and the other end of swinging plate (10) is flexibly connected with track (11), and track (11) is arranged on body (1) on, spring II (12) is sleeved on push rod II (9), and one end of spring II (12) is connected with push rod II (9), spring II (12) other end is in contact with groove II (13);On rubber aqua storage tank (7), through hole (15) is set fixture (14) On fixture (14), one end of water fender (16) is connected with fixture (14), and the other end and the rubber of water fender (16) are stored up Tank (7) is in contact, and the two ends of spring III (17) are connected with water fender (16);Water pipe (18) is with rubber aqua storage tank (7) even Logical, delivery port (19) is arranged on water pipe (18).
2. a kind of novel classroom blackboard eraser according to claim 1, it is characterised in that:Described through hole (15) has four It is individual.
3. a kind of novel classroom blackboard eraser according to claim 1, it is characterised in that:The material of described push rod I (3) It is plastics.
4. a kind of novel classroom blackboard eraser according to claim 1, it is characterised in that:The material of described sealing strip (8) Expect to be rubber.
CN201621244909.2U 2016-11-21 2016-11-21 A kind of novel classroom blackboard eraser Expired - Fee Related CN206287721U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621244909.2U CN206287721U (en) 2016-11-21 2016-11-21 A kind of novel classroom blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621244909.2U CN206287721U (en) 2016-11-21 2016-11-21 A kind of novel classroom blackboard eraser

Publications (1)

Publication Number Publication Date
CN206287721U true CN206287721U (en) 2017-06-30

Family

ID=59099405

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621244909.2U Expired - Fee Related CN206287721U (en) 2016-11-21 2016-11-21 A kind of novel classroom blackboard eraser

Country Status (1)

Country Link
CN (1) CN206287721U (en)

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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

Granted publication date: 20170630

Termination date: 20171121

CF01 Termination of patent right due to non-payment of annual fee