CN206314853U - A kind of Novel movable blackboard - Google Patents

A kind of Novel movable blackboard Download PDF

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Publication number
CN206314853U
CN206314853U CN201620945211.7U CN201620945211U CN206314853U CN 206314853 U CN206314853 U CN 206314853U CN 201620945211 U CN201620945211 U CN 201620945211U CN 206314853 U CN206314853 U CN 206314853U
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CN
China
Prior art keywords
fixed
block
groove
vertical
blackboard
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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
CN201620945211.7U
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Chinese (zh)
Inventor
叶芳
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Zhejiang Health Technology Co Ltd
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Individual
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Priority to CN201620945211.7U priority Critical patent/CN206314853U/en
Application granted granted Critical
Publication of CN206314853U publication Critical patent/CN206314853U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of Novel movable blackboard, including blackboard main body, the middle part left and right sides of the blackboard main body is fixed with two rotary shafts, two movable blocks are hinged in two rotary shafts, the middle part of movable block has vertical groove, supporting leg sleeve is in corresponding vertical groove, two supporting legs are in the both sides of blackboard main body, the bottom of two supporting legs is fixed on base plate, the bottom surface of base plate is fixed with multiple contiguous blocks, the bottom surface of contiguous block has groove, the bottom surface of contiguous block is fixed with limiting plate, lubricate block sleeve in a groove, the outer wall of lubrication block is fixed on the madial wall of groove, the bottom surface of lubrication block has hemispherical groove, rolling ball body sleeve is in hemispherical groove, the conical through-hole that the middle part of limiting plate has is stretched out in the bottom of rolling ball body, the maximum gauge of conical through-hole is less than the diameter of rolling ball body;Its blackboard main body can carry out upper-lower height regulation and angle rotation, meet the use requirement of different users, using effect is good.

Description

A kind of Novel movable blackboard
Technical field:
The utility model is related to teaching aid technical field, more specifically to a kind of Novel movable blackboard.
Background technology:
The two ends fixed supporting leg of existing moving type blackboard device, usually blackboard, its all parts are bolted, When in use, the angle and height of blackboard are fixed, it is impossible to adjust and rotate above and below progress so that it can not be according to different The requirement of user is adjusted, so that the effect for influenceing user to be used for.
Utility model content:
The purpose of this utility model and provides a kind of Novel movable blackboard aiming at the deficiency of prior art, it black Plate main body can carry out upper-lower height regulation and angle rotation, meet the use requirement of different users, using effect is good.
Technology solution of the present utility model is as follows:
A kind of Novel movable blackboard, including blackboard main body, the middle part left and right sides of the blackboard main body are fixed with two and turned Moving axis, two movable blocks are hinged in two rotary shafts, and the middle part of movable block has vertical groove, and supporting leg sleeve is corresponding perpendicular In direct through groove, two supporting legs are in the both sides of blackboard main body, and the bottom of two supporting legs is fixed on base plate, and the bottom surface of base plate is fixed There are multiple contiguous blocks, the bottom surface of contiguous block has groove, and the bottom surface of contiguous block is fixed with limiting plate, and lubrication block sleeve is in groove In, the outer wall of lubrication block is fixed on the madial wall of groove, and the bottom surface of lubrication block has hemispherical groove, and rolling ball body sleeve exists In hemispherical groove, the conical through-hole that the middle part of limiting plate has, the maximum gauge of conical through-hole are stretched out in the bottom of rolling ball body Less than the diameter of rolling ball body;
It is fixed with the front face of two supporting legs on vertical tooth bar, the madial wall of vertical groove and is hinged with travelling gear, is passed Moving gear is meshed with vertical tooth bar, and adjusting screw rod is bolted with the lateral wall of movable block, and the outer end of adjusting screw rod forms hand Portion is held, the inner of adjusting screw rod is in vertical groove and is fixed with pressing plate, and pressing plate is pressed against on the side wall of vertical tooth bar;
It is fixed with the rotary shaft on positioning gear, the side wall of movable block and is fixed with spacing preiection post, spacing preiection post Holding is in the corresponding teeth groove of positioning gear;
Multiple positioning screws are bolted with the base plate, the lower end of positioning screw extends downwardly from base plate and is hinged with bottom pressure Block, the lower end of positioning screw is inserted with spring, and bottom briquetting is put forth effort in one end of spring, and the bottom of base plate is put forth effort in the upper end of spring On face, the upper end of positioning screw protrudes upward base plate and is fixed with rotation section.
The bottom of the side wall of the movable block, which is fixed with the top of limited block, limited block, is fixed with spacing preiection post, spacing The top holding of convex column is in the corresponding teeth groove of positioning gear.
Wearing layer is fixed with the rear surface of the supporting leg, wearing layer is pressed against on the posterior medial wall of vertical groove.
Also wearing layer is fixed with the left and right sides wall of the supporting leg, wearing layer is pressed against the left and right sides of vertical groove On madial wall.
Brake pad is fixed with the pressing plate, brake pad is pressed against on the side wall of vertical tooth bar.
The rear portion top surface of the base plate is fixed with vertical gripper shoe, and the top surface of vertical gripper shoe has the lifting extended downwardly Groove, riser sleeve has vertical regulating tank, the back side of riser is fixed in upgrading slot in the middle part of the rear surface of vertical gripper shoe There is pushing block, pushing block stretches out vertical regulating tank, and the rear surface of vertical gripper shoe is fixedly arranged in the middle of adjustable plate, adjusts lift-bolt It is screwed onto on adjustable plate, the upper end of regulation lift-bolt protrudes upward adjustable plate and is hinged on pushing block, adjusts lift-bolt Top be inserted with Promoting Layered Buffer spring, pushing block is put forth effort in the upper end of Promoting Layered Buffer spring, and the lower end of Promoting Layered Buffer spring Power is in adjustable plate;
The top of the riser is bolted with clamping screw, and front face and the fixation of riser are stretched out in the front end of clamping screw There is support block, support block is pressed against on the rear surface of blackboard main body.
The beneficial effects of the utility model are:
Its blackboard main body can carry out upper-lower height regulation and angle rotation, and the use for meeting different users will Ask, using effect is good.
Brief description of the drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial structural diagram between movable block of the present utility model and supporting leg;
Fig. 3 is the partial structural diagram between movable block and spacing preiection post;
Fig. 4 is partial sectional view of the present utility model;
Fig. 5 is Fig. 1 partial enlarged drawing.
Embodiment:
Embodiment:As shown in Fig. 1 to Fig. 5, a kind of Novel movable blackboard, including blackboard main body 10, the blackboard main body 10 The middle part left and right sides be fixed with two rotary shafts 11, two movable blocks 12 are hinged in two rotary shafts 11, movable block 12 Middle part has vertical groove 13, and the sleeve of supporting leg 20 is in corresponding vertical groove 13, and two supporting legs 20 are in blackboard main body 10 Both sides, the bottom of two supporting legs 20 is fixed on base plate 30, and the bottom surface of base plate 30 is fixed with multiple contiguous blocks 31, contiguous block 31 Bottom surface has groove 32, and the bottom surface of contiguous block 31 is fixed with limiting plate 33, and the lubrication sleeve of block 34 lubricates block 34 in groove 32 Outer wall is fixed on the madial wall of groove 32, and the bottom surface of lubrication block 34 has hemispherical groove 341, and the sleeve of rolling ball body 35 is half In ball recess 342, the conical through-hole 332 that the middle part of limiting plate 33 has, conical through-hole 332 are stretched out in the bottom of rolling ball body 35 Maximum gauge be less than rolling ball body 35 diameter;
It is fixed with the front face of two supporting legs 20 on vertical tooth bar 21, the madial wall of vertical groove 13 and is hinged with driving cog Wheel 14, travelling gear 14 is meshed with vertical tooth bar 21, and adjusting screw rod 15, adjusting screw rod are bolted with the lateral wall of movable block 12 15 outer end forms Handheld Division 151, and the inner of adjusting screw rod 15 is in vertical groove 13 and is fixed with pressing plate 152, pressing plate 152 are pressed against on the side wall of vertical tooth bar 21;
It is fixed with the rotary shaft 11 on positioning gear 16, the side wall of movable block 12 and is fixed with spacing preiection post 17, is limited The position holding of convex column 17 is in the corresponding teeth groove 161 of positioning gear 16;
Multiple positioning screws 36 are bolted with the base plate 30, the lower end of positioning screw 36 extends downwardly from base plate 30 and is hinged There is bottom briquetting 37, the lower end of positioning screw 36 is inserted with spring 38, and bottom briquetting 37, spring 38 are put forth effort in one end of spring 38 Upper end put forth effort on the bottom surface of base plate 30, the upper end of positioning screw 36 protrudes upward base plate 30 and is fixed with rotation section 361.
Further, the bottom of the side wall of the movable block 12 is fixed with limited block 18, and the top of limited block 18 is fixed Limited location convex column 17, the top holding of spacing preiection post 17 is in the corresponding teeth groove 161 of positioning gear 16.
Further, wearing layer 22 is fixed with the rear surface of the supporting leg 20, wearing layer 22 is pressed against vertical groove On 13 posterior medial wall.
Further, wearing layer 22 is also fixed with the left and right sides wall of the supporting leg 20, wearing layer 22 is pressed against perpendicular On the madial wall of the left and right sides of direct through groove 13.
Further, brake pad 153 is fixed with the pressing plate 152, brake pad 153 is pressed against the side of vertical tooth bar 21 On wall.
Further, the rear portion top surface of the base plate 30 is fixed with vertical gripper shoe 40, the top surface of vertical gripper shoe 40 With the upgrading slot 41 extended downwardly, the sleeve of riser 42 has in upgrading slot 41 in the middle part of the rear surface of vertical gripper shoe 40 Vertical regulating tank 43, the back side of riser 42 is fixed with pushing block 421, and pushing block 421 stretches out vertical regulating tank 43, vertical support The rear surface of plate 40 is fixedly arranged in the middle of adjustable plate 45, and regulation lift-bolt 46 is screwed onto on adjustable plate 45, adjusts lift-bolt 46 Upper end protrude upward adjustable plate 45 and be hinged on pushing block 421, regulation lift-bolt 46 top be inserted with Promoting Layered Buffer Pushing block 421 is put forth effort in spring 47, the upper end of Promoting Layered Buffer spring 47, and adjustable plate is put forth effort in the lower end of Promoting Layered Buffer spring 47 45;
The top of the riser 42 is bolted with clamping screw 48, and the antetheca of riser 42 is stretched out in the front end of clamping screw 48 Face is simultaneously fixed with support block 49, and support block 49 is pressed against on the rear surface of blackboard main body 10.
Operation principle:By the way that adjusting screw rod 15 is rotated so that pressing plate 152 is no longer press against on vertical tooth bar 21, then, After the completion of moving up and down blackboard main body 10, position adjustments, by rotating adjusting screw rod 15 so that what is be fixed with pressing plate 152 rubs Cleaning block 153 is pressed against on the side wall of vertical tooth bar 21, and realization is gripped.
And spacing preiection post 17 is rubber cylinder, by Rotary Blackboard main body 10 of exerting oneself so that spacing preiection post 17 is nested In different teeth groove 161, complete position and fix so that the need for the anglec of rotation of blackboard main body 10 meets user.
And elastic 24 can protect the blackboard main body 10 will not to be damaged when moving down.
And during its promotion the present embodiment, positioning screw 36 is rotated so that bottom briquetting 37 is not pressed against on bottom surface, it is rolled Dynamic spheroid 35 is rolled in bottom surface, so as to reduce friction, after position is determined, is rotated further by positioning screw 36 so that bottom briquetting 37 is pressed By on the ground, so that fixation is realized, it is very convenient.
And after the angular adjustment of blackboard main body 10 is complete, rotating regulation lift-bolt 46 so that riser is adjusted about 42, and Rotate clamping screw 48 so that support block 49 is pressed against on the rear surface of blackboard main body 10, realize back support, keep blackboard master The normal position of body 10, it is very convenient.

Claims (6)

1. a kind of Novel movable blackboard, including blackboard main body (10), it is characterised in that:Middle part of the blackboard main body (10) or so Both sides are fixed with two rotary shafts (11), and two movable blocks (12) are hinged on two rotary shafts (11), in movable block (12) Portion has vertical groove (13), and supporting leg (20) sleeve is in corresponding vertical groove (13), and two supporting legs (20) are in blackboard master The both sides of body (10), the bottom of two supporting legs (20) is fixed on base plate (30), and the bottom surface of base plate (30) is fixed with multiple connections Block (31), the bottom surface of contiguous block (31) has groove (32), and the bottom surface of contiguous block (31) is fixed with limiting plate (33), lubricates block (34) sleeve is in groove (32), and the outer wall of lubrication block (34) is fixed on the madial wall of groove (32), the bottom of lubrication block (34) Face has hemispherical groove (341), and rolling ball body (35) sleeve is in hemispherical groove (342), the bottom of rolling ball body (35) The conical through-hole (332) that the middle part of limiting plate (33) has is stretched out, the maximum gauge of conical through-hole (332) is less than rolling ball body (35) diameter;
It is fixed with the front face of two supporting legs (20) on vertical tooth bar (21), the madial wall of vertical groove (13) and is hinged with transmission Gear (14), travelling gear (14) is meshed with vertical tooth bar (21), and adjusting screw rod is bolted with the lateral wall of movable block (12) (15), the outer end of adjusting screw rod (15) forms Handheld Division (151), and the inner of adjusting screw rod (15) is in vertical groove (13) And pressing plate (152) is fixed with, pressing plate (152) is pressed against on the side wall of vertical tooth bar (21);
It is fixed with the rotary shaft (11) on positioning gear (16), the side wall of movable block (12) and is fixed with spacing preiection post (17), (17) holding of spacing preiection post is in the corresponding teeth groove (161) of positioning gear (16);
Multiple positioning screws (36) are bolted with the base plate (30), the lower end of positioning screw (36) extends downwardly from base plate (30) simultaneously Bottom briquetting (37) is hinged with, the lower end of positioning screw (36) is inserted with spring (38), and bottom is put forth effort in one end of spring (38) Briquetting (37), the upper end of spring (38) is put forth effort on the bottom surface of base plate (30), and the upper end of positioning screw (36) protrudes upward base plate (30) and it is fixed with rotation section (361).
2. a kind of Novel movable blackboard according to claim 1, it is characterised in that:The bottom of the side wall of the movable block (12) It is fixed with the top of limited block (18), limited block (18) and is fixed with spacing preiection post (17), the top card of spacing preiection post (17) Put in the corresponding teeth groove (161) of positioning gear (16).
3. a kind of Novel movable blackboard according to claim 1, it is characterised in that:It is fixed on the rear surface of the supporting leg (20) There is wearing layer (22), wearing layer (22) is pressed against on the posterior medial wall of vertical groove (13).
4. a kind of Novel movable blackboard according to claim 2, it is characterised in that:On the left and right sides wall of the supporting leg (20) Also wearing layer (22) is fixed with, wearing layer (22) is pressed against on the madial wall of the left and right sides of vertical groove (13).
5. a kind of Novel movable blackboard according to claim 1, it is characterised in that:Friction is fixed with the pressing plate (152) Block (153), brake pad (153) is pressed against on the side wall of vertical tooth bar (21).
6. a kind of Novel movable blackboard according to claim 1, it is characterised in that:The rear portion top surface of the base plate (30) is fixed There is vertical gripper shoe (40), the top surface of vertical gripper shoe (40) has the upgrading slot (41) extended downwardly, riser (42) sleeve In upgrading slot (41), there is vertical regulating tank (43), the back side of riser (42) in the middle part of the rear surface of vertical gripper shoe (40) Pushing block (421) is fixed with, pushing block (421) stretches out solid in the middle part of vertical regulating tank (43), the rear surface of vertical gripper shoe (40) Surely there is adjustable plate (45), regulation lift-bolt (46) is screwed onto on adjustable plate (45), and the upper end of regulation lift-bolt (46) is upward Stretch out adjustable plate (45) and be hinged on pushing block (421), the top of regulation lift-bolt (46) is inserted with Promoting Layered Buffer spring (47), pushing block (421) is put forth effort in the upper end of Promoting Layered Buffer spring (47), and regulation is put forth effort in the lower end of Promoting Layered Buffer spring (47) Plate (45);
The top of the riser (42) is bolted with clamping screw (48), and riser (42) is stretched out in the front end of clamping screw (48) Front face is simultaneously fixed with support block (49), and support block (49) is pressed against on the rear surface of blackboard main body (10).
CN201620945211.7U 2016-08-25 2016-08-25 A kind of Novel movable blackboard Expired - Fee Related CN206314853U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620945211.7U CN206314853U (en) 2016-08-25 2016-08-25 A kind of Novel movable blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620945211.7U CN206314853U (en) 2016-08-25 2016-08-25 A kind of Novel movable blackboard

Publications (1)

Publication Number Publication Date
CN206314853U true CN206314853U (en) 2017-07-11

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Country Status (1)

Country Link
CN (1) CN206314853U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106073247A (en) * 2016-08-25 2016-11-09 叶芳 A kind of Novel movable blackboard
CN108172070A (en) * 2018-03-05 2018-06-15 深圳市晟弘企业管理有限公司 A kind of teaching double plate teaching aids easy to control
CN109210322A (en) * 2018-09-19 2019-01-15 中南林业科技大学 A kind of bracket
CN110459097A (en) * 2019-08-02 2019-11-15 深圳市俊达通办公智能科技有限公司 A kind of teaching aid easy to use

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106073247A (en) * 2016-08-25 2016-11-09 叶芳 A kind of Novel movable blackboard
CN108172070A (en) * 2018-03-05 2018-06-15 深圳市晟弘企业管理有限公司 A kind of teaching double plate teaching aids easy to control
CN109210322A (en) * 2018-09-19 2019-01-15 中南林业科技大学 A kind of bracket
CN110459097A (en) * 2019-08-02 2019-11-15 深圳市俊达通办公智能科技有限公司 A kind of teaching aid easy to use
CN110459097B (en) * 2019-08-02 2021-08-06 陕西学前师范学院 Convenient to use's teaching aid

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Chen Jiankui

Inventor before: Ye Fang

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170831

Address after: 318000 room 2, unit 902, Ting Ting international business building, Taizhou, Zhejiang

Patentee after: Zhejiang Health Technology Co., Ltd.

Address before: 528225 Guangdong Province Nanhai District of Foshan City Shishan town Heng Hui Hai GUI Dan Road, building 3 1501

Patentee before: Ye Fang

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: 20170711

Termination date: 20180825