CN209712045U - A kind of anti-falling mechanism of desk for students - Google Patents
A kind of anti-falling mechanism of desk for students Download PDFInfo
- Publication number
- CN209712045U CN209712045U CN201920161038.5U CN201920161038U CN209712045U CN 209712045 U CN209712045 U CN 209712045U CN 201920161038 U CN201920161038 U CN 201920161038U CN 209712045 U CN209712045 U CN 209712045U
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- CN
- China
- Prior art keywords
- riser
- desk
- fixedly connected
- placing groove
- block
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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.)
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Abstract
The utility model discloses a kind of anti-falling mechanisms of desk for students, including desk body, the first placing groove is offered on front side of the desk body inside top, the inner transverse of first placing groove is fixedly connected with cross bar, riser is arranged on the left of the rail surface, the top of desk body is through at the top of the riser, the bottom of the riser and the inner wall of the first placing groove are slidably connected.The utility model is used cooperatively by setting desk body, the first placing groove, cross bar, riser, tension spring, the second placing groove, the first spring, horizontal block, kelly, motion bar, handle, movable span, groove, baffle, hook, block and second spring, existing desk is solved when placing books, books can not be fixed, the problem of being easy to cause books to fall, the anti-falling mechanism of the desk for students, have the advantages of Anti-fall, improves the practicability of desk.
Description
Technical field
The utility model relates to teaching aid technical field, specially a kind of anti-falling mechanism of desk for students.
Background technique
Teaching aid refers to the model for explaining illustration something or other, material object, sample, instrument, chart, magic lantern etc., including religion
Equipment, instruments used for education, Practical training equipment, educational equipment, experimental facilities, teaching specimen, teaching mode etc. are learned, is class used in student
Table is used for school since all directions table in earliest school, and the desk of school study should be unified for desk.
Desk needs for books to be placed on desk on classroom as a kind of most common teaching aid, but existing class
Table can not be fixed books, books is easy to cause to fall when placing books, reduce the practicability of desk.
Utility model content
The purpose of this utility model is to provide a kind of anti-falling mechanisms of desk for students, have the advantages of Anti-fall,
Existing desk is solved when placing books, the problem of can not being fixed to books, books is easy to cause to fall.
To achieve the above object, the utility model provides the following technical solutions: a kind of anti-falling mechanism of desk for students,
Including desk body, the first placing groove, the inside of first placing groove are offered on front side of the desk body inside top
It laterally is fixedly connected with cross bar, riser is arranged on the left of the rail surface, is through to desk body at the top of the riser
Top, the bottom of the riser and the inner wall of the first placing groove be slidably connected, be arranged with tension spring on the left of the rail surface,
The tension spring is located at the left side of riser, and the left side of the tension spring is fixedly connected with the inner wall of the first placing groove, the right side of the tension spring
It is fixedly connected on the left of side and riser, the top inside the riser is provided with the second placing groove, the second placing groove inner wall
Top be fixedly connected with the first spring, the bottom of first spring is fixedly connected with horizontal block, the two sides of the horizontal block with
The inner wall of first placing groove is slidably connected, and the bottom of the horizontal block is fixedly connected with kelly, and the bottom of the kelly is through to cross
The inside of bar, the front and back of the horizontal block are fixedly connected to motion bar, are through to riser on the outside of the motion bar
Outside, the left side of the riser front and back pass through first rotating shaft and are connected with handle, the handle front and back
Left side offer the movable span being used cooperatively with motion bar, the inner wall of the movable span and the surface of motion bar are slided and are connected
It connects, the left side at the top of the desk body opens up fluted, and the left side of the groove inner wall is connected with by the second shaft
Baffle, hook is fixedly connected at the top of the desk body two sides, and the front of the hook passes through the activity of third shaft and connects
It is connected to block, second spring, top and the desk body inner wall of the second spring are fixedly connected at the top of the block
Top is fixedly connected.
Preferably, the bottom of the riser is fixedly connected with the first sliding block, the inner wall of first placing groove offer with
The shape of the first sliding groove that first sliding block is used cooperatively, first sliding block and first sliding groove is T font.
Preferably, the two sides of the horizontal block are fixedly connected to the second sliding block, and the inner wall of second placing groove offers
The second sliding slot being used cooperatively with the second sliding block.
Preferably, the bottom of the kelly slidably connects ball by the 4th shaft, and the surface of the cross bar offers
The card slot being used cooperatively with kelly, the quantity of card slot is no less than four, and four card slots are isodistantly spaced distribution.
Preferably, the top on the left of the groove inner wall is fixedly connected with fixed block, and the left side at the top of the baffle opens up
There is the fixing groove being used cooperatively with fixed block.
Preferably, the front and back of the riser offers the first through hole being used cooperatively with motion bar, the class
The second through-hole being used cooperatively with riser is offered at the top of table ontology, the shape of the riser is T font, the shape of the handle
Shape is concave character type.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model passes through setting desk body, the first placing groove, cross bar, riser, tension spring, the second placing groove, the
One spring, horizontal block, kelly, motion bar, handle, movable span, groove, baffle, hook, block and second spring are used cooperatively,
Existing desk is solved when placing books, the problem of can not being fixed to books, books be easy to cause to fall, the student
With the anti-falling mechanism of desk, have the advantages of Anti-fall, improves the practicability of desk.
2, the utility model being used cooperatively by the first sliding block and first sliding groove, can reduce riser and the first placing groove
Friction, extend the service life of riser, while playing the role of limit to riser, pass through the second sliding block and second sliding slot
Be used cooperatively, the friction of horizontal block and the second placing groove can be reduced, extend the service life of horizontal block, while playing to horizontal block
The effect of limit by the setting of ball can reduce the friction of kelly and cross bar, extend the service life of kelly, lead to
Being used cooperatively for kelly and card slot is crossed, the position of riser can be fixed, by the setting of first through hole, work can be reduced
The friction of lever and riser extends the service life of motion bar, while playing the role of limit to motion bar.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the schematic enlarged-scale view of A in the utility model Fig. 1；
Fig. 3 is partial structurtes sectional view in the utility model Fig. 2；
Fig. 4 is riser the structure left view in the utility model Fig. 2；
Fig. 5 is grip structure top view in the utility model Fig. 2.
In figure: 1 desk body, 2 first placing grooves, 3 cross bars, 4 risers, 5 tension springs, 6 second placing grooves, 7 first springs, 8
Horizontal block, 9 kellies, 10 motion bars, 11 handles, 12 movable spans, 13 grooves, 14 baffles, 15 hooks, 16 blocks, 17 second springs, 18
First sliding block, 19 first sliding grooves, 20 second sliding blocks, 21 second sliding slots, 22 balls, 23 fixed blocks.
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.
Fig. 1-5, a kind of anti-falling mechanism of desk for students, including desk body 1 are please referred to, is pushed up inside desk body 1
The first placing groove 2 is offered on front side of portion, the inner transverse of the first placing groove 2 is fixedly connected with cross bar 3, the left side on 3 surface of cross bar
Side is arranged with riser 4, and the top of riser 4 is through to the top of desk body 1, the inner wall of the bottom of riser 4 and the first placing groove 2
It is slidably connected, the bottom of riser 4 is fixedly connected with the first sliding block 18, and the inner wall of the first placing groove 2 offers and the first sliding block 18
The shape of the first sliding groove 19 being used cooperatively, the first sliding block 18 and first sliding groove 19 is T font, passes through the first sliding block 18 and
One sliding slot 19 is used cooperatively, and can be reduced the friction of riser 4 and the first placing groove 2, be extended the service life of riser 4, together
When play the role of limit to riser 4, tension spring 5 is arranged on the left of 3 surface of cross bar, tension spring 5 is located at the left side of riser 4, draw
The left side of spring 5 is fixedly connected with the inner wall of the first placing groove 2, and the right side of tension spring 5 is fixedly connected with the left side of riser 4, in riser 4
It is provided with the second placing groove 6 at the top of portion, the first spring 7, the first spring 7 are fixedly connected at the top of 6 inner wall of the second placing groove
Bottom be fixedly connected with horizontal block 8, inner wall of the two sides of horizontal block 8 with the first placing groove 2 is slidably connected, and the two sides of horizontal block 8 are equal
It is fixedly connected with the second sliding block 20, the inner wall of the second placing groove 6 offers the second sliding slot 21 being used cooperatively with the second sliding block 20,
By being used cooperatively for the second sliding block 20 and second sliding slot 21, the friction of horizontal block 8 and the second placing groove 6 can be reduced, is extended
The service life of horizontal block 8, while playing the role of limit to horizontal block 8, the bottom of horizontal block 8 is fixedly connected with kelly 9, kelly 9
Bottom be through to the inside of cross bar 3, the bottom of kelly 9 slidably connects ball 22 by the 4th shaft, and the surface of cross bar 3 is opened
Equipped with the card slot being used cooperatively with kelly 9, the quantity of card slot is no less than four, and four card slots are isodistantly spaced distribution, pass through rolling
The setting of pearl 22 can reduce the friction of kelly 9 and cross bar 3, extend the service life of kelly 9, pass through kelly 9 and card slot
It is used cooperatively, the position of riser 4 can be fixed, the front and back of horizontal block 8 is fixedly connected to motion bar 10, activity
The outside of bar 10 is through to the outside of riser 4, and the front and back of riser 4 offers first be used cooperatively with motion bar 10
Through-hole, the top of desk body 1 offer the second through-hole being used cooperatively with riser 4, and the shape of riser 4 is T font, handle 11
Shape be concave character type can reduce the friction of motion bar 10 and riser 4 by the setting of first through hole, extend motion bar
10 service life, while playing the role of limit to motion bar 10, the left side of 4 front and back of riser passes through first turn
Axis is connected with handle 11, and the left side of 11 front and back of handle offers the movable span being used cooperatively with motion bar 10
12, the surface of the inner wall and motion bar 10 of movable span 12 is slidably connected, and the left side at the top of desk body 1 opens up fluted 13, recessed
The left side of 13 inner wall of slot is connected with baffle 14 by the second shaft, and the top on the left of 13 inner wall of groove is fixedly connected with fixation
The left side of block 23,14 top of baffle offers the fixing groove being used cooperatively with fixed block 23, and the top of 1 two sides of desk body is solid
Surely it is connected with hook 15, the front for linking up with 15 is connected with block 16 by third shaft, and the top of block 16 is fixedly connected
There is second spring 17, is fixedly connected at the top of the top of second spring 17 and 1 inner wall of desk body.
In use, user's butterfly 14, makes fixed block 23 stick into the inside of fixing groove, the position of baffle 14 is carried out
It is fixed, handle 11 is then pushed down on, handle 11 is moved down to be rotated around first rotating shaft, and the rotation of handle 11 drives motion bar
10, horizontal block 8 and kelly 9 move up, and so that kelly 9 is detached from card slot, horizontal block 8 moves up the first spring 7 of compression, while drawing to the right
Dynamic riser 4, riser 4, which moves right, stretches tension spring 5, and the position of riser 4 is adjusted, and when being moved to suitable position, unclamps handle
Hand 11, the screen resilience of the first spring 7 drive horizontal block 8 and kelly 9 to reset, so that kelly 9 is sticked into the inside of card slot, to the position of riser 4
It sets and is fixed, then books are placed between riser 4 and baffle 14, can prevent books from falling at this time, user is upward
Block 16 is pushed, block 16 is moved up to be rotated around third shaft, and block 16 is made to be detached from hook 15,16 rotary compression of block the
Two springs 17, the article that then needs are hung and taken are placed on the top of hook 15, unclamp block 16, the screen resilience of second spring 17
It drives block 16 to reset, can prevent article from falling.
In summary: the anti-falling mechanism of the desk for students, by the way that desk body 1, the first placing groove 2, cross bar is arranged
3, riser 4, tension spring 5, the second placing groove 6, the first spring 7, horizontal block 8, kelly 9, motion bar 10, handle 11, movable span 12, groove
13, baffle 14, hook 15, block 16 and second spring 17 are used cooperatively, and solve existing desk when placing books, nothing
The problem of books are fixed in method, and books is easy to cause to fall.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of anti-falling mechanism of desk for students, including desk body (1), it is characterised in that: in the desk body (1)
Front side at the top of portion offers the first placing groove (2), and the inner transverse of first placing groove (2) is fixedly connected with cross bar (3),
It is arranged with riser (4) on the left of cross bar (3) surface, the top of desk body (1) is through at the top of the riser (4),
The bottom of the riser (4) and the inner wall of the first placing groove (2) are slidably connected, and are arranged with drawing on the left of cross bar (3) surface
Spring (5), the tension spring (5) are located at the left side of riser (4), and the left side of the tension spring (5) and the inner wall of the first placing groove (2) are fixed
It connects, is fixedly connected on the left of the right side and riser (4) of the tension spring (5), the internal top of the riser (4) is provided with second
Placing groove (6) is fixedly connected with the first spring (7) at the top of the second placing groove (6) inner wall, first spring (7)
Bottom is fixedly connected with horizontal block (8), and inner wall of the two sides of the horizontal block (8) with the first placing groove (2) is slidably connected, the cross
The bottom of block (8) is fixedly connected with kelly (9), and the bottom of the kelly (9) is through to the inside of cross bar (3), the horizontal block (8)
Front and back be fixedly connected to motion bar (10), the outside of riser (4), institute are through on the outside of the motion bar (10)
The left side for stating riser (4) front and back passes through first rotating shaft and is connected with handle (11), the handle (11) front and
The left side at the back side offers the movable span (12) being used cooperatively with motion bar (10), the inner wall of the movable span (12) and activity
The surface of bar (10) is slidably connected, and the left side at the top of the desk body (1) opens up fluted (13), groove (13) inner wall
Left side be connected with baffle (14) by the second shaft, be fixedly connected to extension at the top of desk body (1) two sides
The front of hook (15), the hook (15) is connected with block (16) by third shaft, and the top of the block (16) is solid
Surely it is connected with second spring (17), is fixedly connected at the top of the top of the second spring (17) and desk body (1) inner wall.
2. a kind of anti-falling mechanism of desk for students according to claim 1, it is characterised in that: the riser (4)
Bottom is fixedly connected with the first sliding block (18), and the inner wall of first placing groove (2) is offered to be made with the first sliding block (18) cooperation
The shape of first sliding groove (19), first sliding block (18) and first sliding groove (19) is T font.
3. a kind of anti-falling mechanism of desk for students according to claim 1, it is characterised in that: the horizontal block (8)
Two sides are fixedly connected to the second sliding block (20), and the inner wall of second placing groove (6) is offered to be cooperated with the second sliding block (20)
The second sliding slot (21) used.
4. a kind of anti-falling mechanism of desk for students according to claim 1, it is characterised in that: the kelly (9)
Bottom is slidably connected ball (22) by the 4th shaft, and the surface of the cross bar (3) is offered to be used cooperatively with kelly (9)
Card slot, the quantity of card slot is no less than four, and four card slots are isodistantly spaced distribution.
5. a kind of anti-falling mechanism of desk for students according to claim 1, it is characterised in that: in the groove (13)
Top on the left of wall is fixedly connected with fixed block (23), and the left side at the top of the baffle (14) is offered to be cooperated with fixed block (23)
The fixing groove used.
6. a kind of anti-falling mechanism of desk for students according to claim 1, it is characterised in that: the riser (4)
Front and back offers the first through hole being used cooperatively with motion bar (10), offers at the top of the desk body (1)
The second through-hole being used cooperatively with riser (4), the shape of the riser (4) are T font, and the shape of the handle (11) is character cut in bas-relief
Type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920161038.5U CN209712045U (en) | 2019-01-23 | 2019-01-23 | A kind of anti-falling mechanism of desk for students |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920161038.5U CN209712045U (en) | 2019-01-23 | 2019-01-23 | A kind of anti-falling mechanism of desk for students |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209712045U true CN209712045U (en) | 2019-12-03 |
Family
ID=68682004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920161038.5U Expired - Fee Related CN209712045U (en) | 2019-01-23 | 2019-01-23 | A kind of anti-falling mechanism of desk for students |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209712045U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111462542A (en) * | 2020-05-18 | 2020-07-28 | 衡阳师范学院 | Computer distance education is with teaching board with clearance function |
| CN112401492A (en) * | 2020-11-18 | 2021-02-26 | 江西腾科实业有限公司 | Student desk with adjustable height and angle |
-
2019
- 2019-01-23 CN CN201920161038.5U patent/CN209712045U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111462542A (en) * | 2020-05-18 | 2020-07-28 | 衡阳师范学院 | Computer distance education is with teaching board with clearance function |
| CN112401492A (en) * | 2020-11-18 | 2021-02-26 | 江西腾科实业有限公司 | Student desk with adjustable height and angle |
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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: 20191203 Termination date: 20210123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |