CN104223777A - School desk - Google Patents
School desk Download PDFInfo
- Publication number
- CN104223777A CN104223777A CN201410465813.8A CN201410465813A CN104223777A CN 104223777 A CN104223777 A CN 104223777A CN 201410465813 A CN201410465813 A CN 201410465813A CN 104223777 A CN104223777 A CN 104223777A
- Authority
- CN
- China
- Prior art keywords
- desk
- base plate
- bottom plate
- hole
- table leg
- 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.)
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Abstract
The invention discloses a school desk for middle school students. The school desk comprises a school desk body, wherein the school desk body is provided with a desk cavity, desk legs, a bottom plate and rivets, a baffle plate is arranged between the two back desk legs arranged at the lower side of the desk cavity, a bottom plate ascending and descending device is arranged on the desk legs and comprises racks and gears, the racks are arranged at the inner sides of the two back desk legs, the gears are engaged with the racks and are provided with center round holes, the rivets movably pass through the center round holes of the gears and are connected into blind holes formed in one side of the bottom plate in a sheathing way, the bottom plate ascending and descending device also comprises a fixed pulley arranged on the bottom surface of the desk cavity, one end of a fine rope sheathing the fixed pulley is fixedly connected with the other side of the bottom plate, and the other end of the fine rope is movably connected with an arc-shaped ring arranged at the inner sides of the two front desk legs. Middle school students can conveniently place books onto the bottom plate arranged under the desk cavity, in addition, the bottom plate carrying the books can ascend or descend through the bottom plate ascending and descending device, and the middle school students can conveniently find the books.
Description
Technical field
The invention belongs to a kind of tables and chairs articles for use, particularly belong to the desk that a kind of middle school student use.
Background technology
Various desk is the study article of middle school student's indispensability, is with table hole below traditional desk desktop, places study article.Middle school student are a lot of due to books, homework book, material for review, usually stack with on desktop, desktop usage space can be reduced, affect classmates and learn.People improve existing desk for this reason, Chinese patent literature CN 202287002 U discloses one and facilitates desk, it is provided with a transverse slat in bottom, table hole, transverse slat puts book information, but the height due to transverse slat is fixing, its book information deposited is limited, and being also not easy to middle school student searches book information simultaneously.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of desk.Use this desk can not only put book information as required, and middle school student can also be convenient to search book information.
The technical scheme that the present invention solves the problems of the technologies described above is: a kind of desk, comprise desk body, described desk body has a hole, table leg, base plate and rivet, between two rear table legs, baffle plate is installed on the downside of this hole, it is characterized in that: described table leg is installed with base plate lowering or hoisting gear, the tooth bar installed inside table leg after this base plate lowering or hoisting gear comprises two, the gear with center hole mutually meshing with tooth bar, in the blind hole that described rivet is arranged through the center hole pivot bush unit of this gear and base plate side, described base plate lowering or hoisting gear also comprises the fixed pulley that a bottom surface, hole is installed, the one end of the cord that this fixed pulley overlaps is fixedly connected with the opposite side of base plate, the other end of this cord is flexibly connected with the arc ring arranged inside table leg before two.
As the preferred scheme of one, described rivet passes the center hole of this gear and is fixedly connected with it.
As the preferred scheme of one, the bottom of described table leg is installed with rubber blanket.
The invention has the beneficial effects as follows: owing to having installed baffle plate between two rear table legs on the downside of desk body table hole, base plate and base plate lowering or hoisting gear is provided with under desk body table hole, book information can be positioned on the base plate that arranges under a hole by middle school student easily, and to pull or tooth bar that gear that the cord of loosening base plate lowering or hoisting gear makes base plate side install is installed inside table legs after two moves up and down, easily the base plate being placed book information raised or reduce, facilitate middle school student to deposit and search book information.
Again owing to having installed rubber blanket in the bottom of desk body table leg.Effectively can prevent the slip of desk and desk from moving and send the sound.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described;
Fig. 1 is structural representation of the present invention;
Fig. 2 is the partial enlarged drawing of accompanying drawing 1A position of the present invention;
Fig. 3 is the connection enlarged drawing of base plate 7 of the present invention and gear 3;
In accompanying drawing: 1. desk body, 2. table leg, 3. gear, 4. tooth bar, 5. rivet, 6. blind hole, 7. base plate, 8. cord, 9. fixed pulley, 10. arc ring, 11. rubber blankets, 12. holes.
Detailed description of the invention
Below by specific embodiment, the present invention is described in further detail.
Embodiment 1
As Fig. 1, Fig. 2, shown in Fig. 3, a kind of desk, comprise desk body 1, described desk body 1 has a hole 12, table leg 2, base plate 7 and rivet 5, between two rear table legs 2, baffle plate is installed on the downside of this hole 12, it is characterized in that: described table leg 2 is installed with base plate lowering or hoisting gear, described base plate lowering or hoisting gear comprises the tooth bar 4 installed inside table leg 2 after two, the gear 3 with center hole mutually meshing with tooth bar 4, in the blind hole 6 that described rivet 5 is arranged through center hole pivot bush unit and base plate 7 side of this gear 3, described base plate lowering or hoisting gear also comprises the fixed pulley 9 that bottom surface, a hole 12 is installed, the one end of the cord 8 that this fixed pulley 9 overlaps is fixedly connected with the opposite side of base plate 7, the other end of this cord 8 is flexibly connected with the arc ring 10 arranged inside table leg before two 2, described rivet 5 passes the center hole of this gear 3 and is fixedly connected with it.
Embodiment 2
As Fig. 1, Fig. 2, shown in Fig. 3, a kind of desk, comprise desk body 1, described desk body 1 has a hole 12, table leg 2, base plate 7 and rivet 5, between two rear table legs 2, baffle plate is installed on the downside of this hole 12, it is characterized in that: described table leg 2 is installed with base plate lowering or hoisting gear, described base plate lowering or hoisting gear comprises the tooth bar 4 installed inside table leg 2 after two, the gear 3 with center hole mutually meshing with tooth bar 4, described rivet 5 activity is socketed in the blind hole 6 arranged with base plate 7 side through the center hole of this gear 3, described base plate lowering or hoisting gear also comprises the fixed pulley 9 that bottom surface, a hole 12 is installed, the one end of the cord 8 that this fixed pulley 9 overlaps is fixedly connected with the opposite side of base plate 7, the other end of this cord 8 is flexibly connected with the arc ring 10 arranged inside table leg before two 2, described rivet 5 passes the center hole of this gear 3 and is fixedly connected with it, the bottom of described table leg 2 is installed with rubber blanket.
By above-mentioned description, those skilled in the art in the scope not departing from this invention technological thought, can carry out various change and revise within protection scope of the present invention completely.Unaccomplished matter of the present invention, belongs to the common practise of those skilled in the art.
Claims (3)
1. a desk, comprise desk body, described desk body has a hole, table leg, base plate and rivet, between two rear table legs, baffle plate is installed on the downside of this hole, it is characterized in that: described table leg is installed with base plate lowering or hoisting gear, the tooth bar installed inside table leg after this base plate lowering or hoisting gear comprises two, the gear with center hole mutually meshing with tooth bar, described rivet activity is socketed in the blind hole arranged with base plate side through the center hole of this gear, described base plate lowering or hoisting gear also comprises the fixed pulley that a bottom surface, hole is installed, the one end of the cord that this fixed pulley overlaps is fixedly connected with the opposite side of base plate, the other end of this cord is flexibly connected with the arc ring arranged inside table leg before two.
2. a kind of desk according to claim 1, is characterized in that: described rivet 5 through this gear 3 center hole and be fixedly connected with it.
3. a kind of desk according to claim 1 or 2, is characterized in that: the bottom of described table leg is installed with rubber blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410465813.8A CN104223777A (en) | 2014-09-12 | 2014-09-12 | School desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410465813.8A CN104223777A (en) | 2014-09-12 | 2014-09-12 | School desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104223777A true CN104223777A (en) | 2014-12-24 |
Family
ID=52213370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410465813.8A Pending CN104223777A (en) | 2014-09-12 | 2014-09-12 | School desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104223777A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105708138A (en) * | 2016-04-08 | 2016-06-29 | 孙久龙 | Desk with bottom plate |
| CN108294483A (en) * | 2018-04-18 | 2018-07-20 | 袁乙心 | A kind of desk with Multilayer lift type book laying board conveniently fetched |
| CN111267174A (en) * | 2018-12-04 | 2020-06-12 | 杭州乐桥科技有限公司 | Hob die cutting machine frame and using method thereof |
-
2014
- 2014-09-12 CN CN201410465813.8A patent/CN104223777A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105708138A (en) * | 2016-04-08 | 2016-06-29 | 孙久龙 | Desk with bottom plate |
| CN105708138B (en) * | 2016-04-08 | 2017-12-01 | 孙久龙 | A kind of desk with bottom plate |
| CN108294483A (en) * | 2018-04-18 | 2018-07-20 | 袁乙心 | A kind of desk with Multilayer lift type book laying board conveniently fetched |
| CN111267174A (en) * | 2018-12-04 | 2020-06-12 | 杭州乐桥科技有限公司 | Hob die cutting machine frame and using method thereof |
| CN111267174B (en) * | 2018-12-04 | 2021-07-02 | 杭州乐桥科技有限公司 | Hob die cutting machine frame and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141224 |