CN102336200A - Drawing table - Google Patents
Drawing table Download PDFInfo
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- CN102336200A CN102336200A CN2011102677696A CN201110267769A CN102336200A CN 102336200 A CN102336200 A CN 102336200A CN 2011102677696 A CN2011102677696 A CN 2011102677696A CN 201110267769 A CN201110267769 A CN 201110267769A CN 102336200 A CN102336200 A CN 102336200A
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- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 210000000078 claw Anatomy 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
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Abstract
The invention provides a drawing table, which comprises table legs, and also comprises a sliding tabletop, a lifting tabletop, a fixed seat and a lifting device, wherein the lifting device comprises a spiral lifting mechanism and a first connecting rod, and the spiral lifting mechanism comprises a fixed sleeve, a rotary sleeve, a driving plate, a connecting shaft and a lifting cylinder; a spiral groove is arranged on the side wall of the rotary sleeve, and the lifting cylinder is inserted in the rotary sleeve; the connecting shaft is inserted in the spiral groove and is fixedly arranged on the lifting cylinder along the radial direction, and the driving plate is fixedly arranged at the upper end part of the rotary sleeve; the rotary sleeve is inserted in the fixed sleeve, and the fixed seat is fixedly arranged on the table legs; a mounting groove is arranged on the fixed seat, and the fixed sleeve is fixedly arranged at one end part of the mounting groove; the lifting tabletop is fixedly arranged on the lifting cylinder, and the sliding tabletop is provided with the fixed seat in a sliding way; and the driving plate is hinged with the first connecting rod, and the sliding tabletop is connected with the first connecting rod in a driving way so as to drive the first connecting rod to move. The drawing table is convenient to use for users.
Description
Technical field
The embodiment of the invention relates to mechanical device, relates in particular to a kind of pull desk.
Background technology
At present, the front side at seat is provided with desk usually in the train, thereby makes things convenient for the passenger that article are placed on the desk.The desk that train uses in the prior art generally includes desktop and table leg.Table leg is fixed in the railway car, thereby through table leg that desktop is fixing ON TRAINS.Wherein, one side desktop abut against the wall limit usually, desktop is usually less than the length at seat, thereby makes things convenient for the passenger to walk about.By on can know, in the prior art in the train desktop of desk only can extend to seat usually near the wall limit, and away from the passenger on the seat on wall limit from desk far away, make the passenger be inconvenient to use the desk in the train.Therefore, the inconvenient passenger of the desk in the train uses in the prior art.
Summary of the invention
Technical matters to be solved by this invention is: a kind of pull desk is provided, solves the inconvenient user's of desk in the prior art train defective, realize being user-friendly to the pull desk.
Technical scheme provided by the invention is that a kind of pull desk comprises table leg, also comprises: slip desktop, up-down desktop, permanent seat and jacking system; Said jacking system comprises spiral lifting mechanism and first connecting rod; Said spiral lifting mechanism comprises fixed cover, rotary sleeve, drive plate, adapter shaft and lifting tube; Offer plug helix on the sidewall of said rotary sleeve, said lifting tube is inserted in the said rotary sleeve, and said adapter shaft is inserted in the plug helix and radially is installed on the said lifting tube; Said drive plate is installed in the upper end of said rotary sleeve, and said rotary sleeve is inserted in the said fixed cover; Said permanent seat is installed on the said table leg; Offer mount grooves on the said permanent seat; Said fixed cover is installed in an end of said mount grooves, and said up-down desktop is installed on the said lifting tube, and said slip desktop is slidingly installed in said permanent seat; Said drive plate and said first connecting rod are hinged, and said first connecting rod drives to be connected to drive said first connecting rod with said slip desktop and moves.
Pull desk provided by the invention; Through on the permanent seat of pull desk, jacking system being set, when glider table goes out in the process towards overhanging, the slip desktop will drive the first connecting rod reach; Thereby drive spiral lifting mechanism through head rod and drive the rising of up-down desktop; After the slip desktop stretched out, up-down desktop and slip desktop were positioned at same plane, formed the larger area desktop after up-down desktop and slip desktop are fixed together; And work as glider table in interior retraction process, and the slip desktop will move after will driving first connecting rod, thus driving spiral lifting mechanism through head rod drives the decline of up-down desktop, and realization is user-friendly to the pull desk.
Aforesaid pull desk also comprises the sequential loop control setup; Said sequential loop control setup comprises annular guide groove, guide rail and cliding seat; Said annular guide groove comprises be connected in turn propelling chute, first link slot, second link slot and regression chute; The import of said propelling chute is connected with the outlet of said regression chute; The junction of said propelling chute and said first link slot is provided with the first step structure; The junction of said first link slot and said second link slot is provided with the second step structure; The junction of said second link slot and said regression chute is provided with the 3rd ledge structure, and the junction of said propelling chute and said regression chute is provided with the 4th ledge structure, and said first link slot and said second link slot form v-shaped structure; Said cliding seat is slidingly installed on the said guide rail, and said cliding seat is hinged with the horizontal pendulum motion block, also is hinged with the vertical pendulum motion block on the said horizontal pendulum motion block, is installed with sliding pin on the said vertical pendulum motion block, and said sliding pin is slidingly installed in the said annular guide groove; Said annular guide groove and said guide rail are installed in the other end of said mount grooves respectively; The bottom surface of said slip desktop is provided with first projection and second projection, and the said sliding seat of gig is between said first projection and said second projection, and said first connecting rod is connected with said cliding seat through second connecting rod.
Aforesaid pull desk also is provided with holddown spring between said horizontal pendulum motion block and the said vertical pendulum motion block, and an end of said holddown spring is resisted against on the said horizontal pendulum motion block, and the other end of said holddown spring is resisted against on the said vertical pendulum motion block.
Aforesaid pull desk comprises two said guide rails, and said annular guide groove is between two said guide rails, and said guide rail is provided with the locking spring near the end of said v-shaped structure.
Aforesaid pull desk, the upper end of said cliding seat also is provided with the promotion gusset, and said promotion gusset is between said first projection and said second projection.
Aforesaid pull desk also is installed with return pin on the said horizontal pendulum motion block; The bottom surface of said slip desktop is provided with two said second projections that are arranged side by side; The bottom surface of said slip desktop also is provided with chute; Said first projection and said second projection are installed in respectively in the said chute, are provided with between two said second projections at interval.
Aforesaid pull desk, said jacking system comprise two said spiral lifting mechanisms, and the drive plate in two said spiral lifting mechanisms is hinged with said first connecting rod respectively.
Aforesaid pull desk comprises two symmetrically arranged said jacking systems, and the first connecting rod in two said jacking systems is connected with said cliding seat through said second connecting rod respectively.
Aforesaid pull desk, said same table face is provided with draw-in groove towards the end of said slip desktop, and said glider table face is provided with claw towards the end of said up-down desktop, and said slip desktop is provided with pull bar away from the end of said up-down desktop; The afterbody of said claw is hinged on the said slip desktop, and the steel wire that passes through at said claw middle part is connected with said pull bar, and said steel wire is through said slip desktop and offers in the wire casing; When said pull desk was in open mode, said claw was buckled in the said draw-in groove.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the closed condition scheme drawing of pull desk embodiment of the present invention;
Fig. 2 is the open mode scheme drawing one of pull desk embodiment of the present invention;
Fig. 3 is the open mode scheme drawing two of pull desk embodiment of the present invention;
Fig. 4 be among Fig. 3 A-A to cutaway view;
Fig. 5 is the local enlarged diagram in B zone among Fig. 3;
Fig. 6 is the local enlarged diagram in C zone among Fig. 4;
Fig. 7 is the local enlarged diagram in D zone among Fig. 4;
Fig. 8 is the assembling scheme drawing of jacking system among the pull desk embodiment of the present invention and sequential loop control setup;
Fig. 9 is the exploded view of jacking system among the pull desk embodiment of the present invention;
Figure 10 is the exploded view of sequential loop control setup among the pull desk embodiment of the present invention;
Figure 11 is the structural representation of annular guide groove among the pull desk embodiment of the present invention.
The specific embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Like Fig. 1-shown in Figure 11, present embodiment pull desk comprises table leg 101, also comprises: slip desktop 104, up-down desktop 103, permanent seat 102 and jacking system 105; Jacking system 105 comprises spiral lifting mechanism 51 and first connecting rod 52; Spiral lifting mechanism 51 comprises fixed cover 511, rotary sleeve 512, drive plate 513, adapter shaft 514 and lifting tube 515, offers plug helix 5121 on the sidewall of rotary sleeve 512, and lifting tube 515 is inserted in the rotary sleeve 512; Adapter shaft 514 is inserted in the plug helix 5121 and radially is installed on the lifting tube 515; Preferably, the both ends of adapter shaft 514 are provided with bearing 5141, and bearing 5141 is arranged in the plug helix 5121; Drive plate 513 is installed in the upper end of rotary sleeve 512, and rotary sleeve 512 is inserted in the fixed cover 511; Permanent seat 102 is installed on the table leg 101; Offer mount grooves 1021 on the permanent seat 102; Fixed cover 511 is installed in an end of mount grooves 1021, and up-down desktop 103 is installed on the lifting tube 515, and slip desktop 104 is slidingly installed in permanent seat 102; Drive plate 513 is hinged with first connecting rod 52, and first connecting rod 52 drives to be connected to drive first connecting rod 52 with slip desktop 104 and moves.
Particularly, the up-down desktop 103 in the present embodiment pull desk is fixed on the lifting tube 515 of jacking system 105, and the drive plate 513 in the jacking system 105 is connected through first connecting rod 52 and 104 drivings of slip desktop; Slip desktop 104 is in moving process; Propulsive effort is passed to first connecting rod 52 so that first connecting rod 52 moves, rotate thereby drive drive plate 513 through first connecting rod 52, drive plate 513 rotates driven rotary cover 512 in fixed cover 511; At this moment; Adapter shaft 514 will slide along plug helix 5121, thereby the lifting tube 515 that is fixed with adapter shaft 514 is moved up and down, and realize driving up-down desktop 103 and rise or descend; Move in the horizontal direction through slip desktop 104; Can drive up-down desktop 103 vertical directions synchronously and rise or descend, make present embodiment pull desk can change the desktop area as required, and user-friendly use.Wherein, the first connecting rod 52 in the present embodiment can with slip desktop 104 direct connections, move through slip desktop 104 direct drive first connecting rods 52; Same, the first connecting rod 52 in the present embodiment can be connected with slip desktop 104 indirectly, drives first connecting rod 52 indirectly through slip desktop 104 and moves.
Present embodiment pull desk; Through on the permanent seat of pull desk, jacking system being set, when glider table goes out in the process towards overhanging, the slip desktop will drive the first connecting rod reach; Thereby drive spiral lifting mechanism through head rod and drive the rising of up-down desktop; After the slip desktop stretched out, up-down desktop and slip desktop were positioned at same plane, formed the larger area desktop after up-down desktop and slip desktop are fixed together; And work as glider table in interior retraction process, and the slip desktop will move after will driving first connecting rod, thus driving spiral lifting mechanism through head rod drives the decline of up-down desktop, and realization is user-friendly to the pull desk.
Based on technique scheme, optional, present embodiment pull desk also comprises sequential loop control setup 106; Sequential loop control setup 106 comprises annular guide groove 61, guide rail 62 and cliding seat 63; Annular guide groove 61 comprises being connected in turn and advances chute 611, first link slot 612, second link slot 613 and regression chute 614; Advance the import (not shown) of chute 611 to be connected with the outlet (not shown) of regression chute 614; Advance the junction of the chute 611 and first link slot 612 to be provided with first step structure a; The junction of first link slot 612 and second link slot 613 is provided with second step structure b; The junction of second link slot 613 and regression chute 614 is provided with the 3rd ledge structure c; Advance the junction of chute 611 and regression chute 614 to be provided with the 4th ledge structure d, first link slot 612 and second link slot 613 form v-shaped structure; Cliding seat 63 is slidingly installed on the guide rail 62, and cliding seat 63 is hinged with horizontal pendulum motion block 631, also is hinged with vertical pendulum motion block 632 on the horizontal pendulum motion block 631, is installed with sliding pin 633 on the vertical pendulum motion block 632, and sliding pin 633 is slidingly installed in the annular guide groove 61; Annular guide groove 61 and guide rail 62 are installed in the other end of mount grooves 1021 respectively; The bottom surface of slip desktop 104 is provided with first projection 1045 and second projection 1046, and cliding seat 63 is between first projection 1045 and second projection 1046, and first connecting rod 52 is connected with cliding seat 63 through second connecting rod 56.
Particularly, the cliding seat 63 in the sequential loop control setup 106 in the present embodiment can move back and forth on guide rail 62.Wherein, Cliding seat 63 is provided with horizontal pendulum motion block 631 and vertical pendulum motion block 632; Horizontal pendulum motion block 631 is hinged through adapter shaft 6311 and cliding seat 63; Vertical pendulum motion block 632 is hinged through adapter shaft 6321 and horizontal pendulum motion block 631, and horizontal pendulum motion block 631 can be around adapter shaft 6311 horizontal huntings, and vertical pendulum motion block 632 can be around adapter shaft 6321 vertical oscillations; Just can realize that through horizontal pendulum motion block 631 and vertical pendulum motion block 632 sliding pin 633 moves up and down, sliding pin 633 can be slided in annular guide groove 61 along what slide.Annular guide groove 61 in the present embodiment can limit slippage pin 633 sequential loop move; And after sliding pin 633 slides in the v-shaped structure that first link slot 612 and second link slot 613 form; Can carry out self-orientation to sliding pin 633 through v-shaped structure, thereby cliding seat 63 can be moved back and forth in order.After present embodiment pull desk is equipped with sequential loop control setup 106; Can drive cliding seat 63 through first projection 1045 in the slip desktop 104 and second projection 1046 and slide along guide rail 62, cliding seat 63 drives first connecting rod 52 through second connecting rod 56 and moves; And after slip desktop 104 stretches out; Position through sequential loop control setup 106; When spurring slip desktop 104 once more sliding pin 633 is slided in the regression chute 614, just be recoverable to slip desktop 104, thereby realization present embodiment pull desk is opened in proper order and positioned automatically.Preferably, the sequential loop control setup 106 in the present embodiment can comprise two guide rails 62, and annular guide groove 61 is between two guide rails 62, and guide rail 62 is provided with locking spring 621 near the end of v-shaped structure.Concrete, slide into the tail end of first link slot 612 when cliding seat 63 after, can not promoted by cliding seat 63 reversing senses of external force through locking spring 621, sliding pin 633 is stuck in the v-shaped structure, thereby realizes automatically cliding seat 63 is positioned.
Further; In order sliding pin 633 to be resisted against closely in the annular guide groove 61; Can also be provided with holddown spring 635 between horizontal pendulum motion block 631 in the present embodiment and the vertical pendulum motion block 632; One end of holddown spring 635 is resisted against on the horizontal pendulum motion block 631, and the other end of holddown spring 635 is resisted against on the vertical pendulum motion block 632.Concrete, the holddown spring 635 in the present embodiment can be enclosed within on the adapter shaft 6321, and 635 pairs of vertical pendulum motion blocks 632 of holddown spring are exerted pressure, thereby sliding pin 633 is resisted against in the annular guide groove 61 closely.Wherein, promotion cliding seat 63 for ease moves, and the upper end of the cliding seat 63 in the present embodiment can also be provided with and promote gusset 636, through applying power to promoting gusset 636, just can drive cliding seat 63 and move.In addition, also be installed with return pin 634 on the horizontal pendulum motion block 631; The bottom surface of slip desktop 104 is provided with two second projections 1046 that are arranged side by side; The bottom surface of slip desktop 104 also is provided with chute 1044; First projection 1045 and second projection 1046 are installed in respectively in the chute 1044, are provided with between two second projections 1046 at interval.When slip desktop 104 was protruding, first projection 1045 was resisted against and promotes on the gusset 636, drove cliding seats 63 and moved forward through promoting gusset 636; In slip desktop 104 protruding processes; If slip desktop 104 retractions; Advance chute 611 because sliding pin 633 is arranged in, make return pin 634 be in the top that advances chute 611, be provided with dislocation at interval between return pin 634 and two second projections 1046; Thereby when slip desktop 104 retractions; Second projection 1046 will be resisted against return pin 634 driving cliding seats 63 and move backward, thereby up-down desktop 103 is descended synchronously, and avoiding sliding bumps between desktop 104 and the up-down desktop 103.
Below in conjunction with accompanying drawing the motion process of the sequential loop control setup 106 in the present embodiment pull desk is analyzed: when present embodiment pull desk is in closed condition; Sequential loop control setup 106 in the present embodiment is in initial condition, and the sliding pin 633 on the cliding seat 63 is positioned at the inflow point of the propelling chute 611 of annular guide groove 61 at this moment; When slip desktop in the present embodiment pull desk 104 is protruding; Cliding seat 63 receives forward power when guide rail 62 moves, and sliding pin 633 will be along advancing chute 611 to slide, and enter into first link slot 612 the most at last; Meanwhile, up-down desktop 103 rises gradually; After slip desktop 104 stretches out fully in the present embodiment pull desk; After sliding pin 633 slides into the end of first link slot 612; Do not apply power to slip desktop 104 this moment; Cliding seat 63 will not receive application force forward, and the locking spring 621 in guide rail 62 will promote cliding seat 63 reversing senses and move, and make sliding pin 633 be arranged in second link slot 613; Sliding pin 633 will be positioned in the v-shaped structure of first link slot 612 and 613 formation of second link slot, and present embodiment pull desk will be in open mode; When needs are packed up present embodiment pull desk, earlier slip desktop 104 is applied pulling force, after cliding seat 63 receives forward power once more; Sliding pin 633 will slide in the regression chute 614, then, and again to slip desktop 104 applied thrusts; Cliding seat 63 receives backward power when guide rail 62 moves, and sliding pin 633 will slide along regression chute 614, and enters into the most at last and advance chute 611 to reset; Meanwhile, up-down desktop 103 descends gradually.
Present embodiment pull desk; Through being set, annular guide groove leads; Sliding pin on the cliding seat is slided in annular guide groove; Owing to be provided with a plurality of ledge structures in the annular guide groove; Sliding pin can only be moved along advancing chute, first link slot, second link slot and regression chute to circulate by the restriction of ledge structure, and because first link slot and second link slot form v-shaped structure, can position cliding seat through v-shaped structure; Realize that the cliding seat sequential loop moves and realize that cliding seat positions automatically through the sequential loop control setup, thereby can be connected the slip desktop on the cliding seat and realize that control slip desktop sequential loop moves by self-orientation.
Based on technique scheme, optional, in order to make up-down desktop 103 pulsation-free up-down more; Jacking system 105 in the present embodiment can comprise two spiral lifting mechanisms 51; Drive plate 513 in two spiral lifting mechanisms 51 is hinged with first connecting rod 52 respectively, and is preferred, present embodiment pull desk; Can comprise that the first connecting rod 52 in 105, two jacking systems 105 of two symmetrically arranged jacking systems is connected with cliding seat 53 through second connecting rod 56 respectively.Further; For when present embodiment pull desk is in open mode; Up-down desktop 103 and slip desktop 104 failure-freies are linked together; Up-down desktop 103 in the present embodiment can be provided with draw-in groove 1031 towards the end of slip desktop 104, and slip desktop 104 can be provided with claw 1041 towards the end of up-down desktop 103, and slip desktop 104 is provided with pull bar 1042 away from the end of up-down desktop 103; The afterbody of claw 1041 is hinged on the slip desktop 104, and the steel wire (not shown) that passes through at claw 1041 middle parts is connected with pull bar 1042, and steel wire is through slip desktop 104 and offers in the wire casing 1043; When the pull desk was in open mode, claw 1041 was buckled in the draw-in groove 1031.Concrete; When present embodiment pull desk is in open mode; Through claw 1041 is buckled in the draw-in groove 1031, realization links together up-down desktop 103 and slip desktop 104 failure-freies, when needs are packed up present embodiment pull desk; The user is through pulling pull bar 1042; Pull bar 1042 is rotated through steel wire pulling claw 1041, make claw 1041 and draw-in groove 1031 releases, thereby can up-down desktop 103 and slip desktop 104 be separated so that shrink present embodiment pull desk easily.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (9)
1. a pull desk comprises table leg, it is characterized in that, also comprises: slip desktop, up-down desktop, permanent seat and jacking system; Said jacking system comprises spiral lifting mechanism and first connecting rod; Said spiral lifting mechanism comprises fixed cover, rotary sleeve, drive plate, adapter shaft and lifting tube; Offer plug helix on the sidewall of said rotary sleeve, said lifting tube is inserted in the said rotary sleeve, and said adapter shaft is inserted in the plug helix and radially is installed on the said lifting tube; Said drive plate is installed in the upper end of said rotary sleeve, and said rotary sleeve is inserted in the said fixed cover; Said permanent seat is installed on the said table leg; Offer mount grooves on the said permanent seat; Said fixed cover is installed in an end of said mount grooves, and said up-down desktop is installed on the said lifting tube, and said slip desktop is slidingly installed in said permanent seat; Said drive plate and said first connecting rod are hinged, and said first connecting rod drives to be connected to drive said first connecting rod with said slip desktop and moves.
2. pull desk according to claim 1 is characterized in that, also comprises the sequential loop control setup; Said sequential loop control setup comprises annular guide groove, guide rail and cliding seat; Said annular guide groove comprises be connected in turn propelling chute, first link slot, second link slot and regression chute; The import of said propelling chute is connected with the outlet of said regression chute; The junction of said propelling chute and said first link slot is provided with the first step structure; The junction of said first link slot and said second link slot is provided with the second step structure; The junction of said second link slot and said regression chute is provided with the 3rd ledge structure, and the junction of said propelling chute and said regression chute is provided with the 4th ledge structure, and said first link slot and said second link slot form v-shaped structure; Said cliding seat is slidingly installed on the said guide rail, and said cliding seat is hinged with the horizontal pendulum motion block, also is hinged with the vertical pendulum motion block on the said horizontal pendulum motion block, is installed with sliding pin on the said vertical pendulum motion block, and said sliding pin is slidingly installed in the said annular guide groove; Said annular guide groove and said guide rail are installed in the other end of said mount grooves respectively; The bottom surface of said slip desktop is provided with first projection and second projection, and the said sliding seat of gig is between said first projection and said second projection, and said first connecting rod is connected with said cliding seat through second connecting rod.
3. pull desk according to claim 2; It is characterized in that; Also be provided with holddown spring between said horizontal pendulum motion block and the said vertical pendulum motion block, an end of said holddown spring is resisted against on the said horizontal pendulum motion block, and the other end of said holddown spring is resisted against on the said vertical pendulum motion block.
4. pull desk according to claim 2 is characterized in that, comprises two said guide rails, and said annular guide groove is between two said guide rails, and said guide rail is provided with the locking spring near the end of said v-shaped structure.
5. pull desk according to claim 2 is characterized in that the upper end of said cliding seat also is provided with the promotion gusset, and said promotion gusset is between said first projection and said second projection.
6. pull desk according to claim 2 is characterized in that, also is installed with return pin on the said horizontal pendulum motion block; The bottom surface of said slip desktop is provided with two said second projections that are arranged side by side; The bottom surface of said slip desktop also is provided with chute; Said first projection and said second projection are installed in respectively in the said chute, are provided with between two said second projections at interval.
7. according to the arbitrary described pull desk of claim 2-6, it is characterized in that said jacking system comprises two said spiral lifting mechanisms, the drive plate in two said spiral lifting mechanisms is hinged with said first connecting rod respectively.
8. pull desk according to claim 7 is characterized in that, comprises two symmetrically arranged said jacking systems, and the first connecting rod in two said jacking systems is connected with said cliding seat through said second connecting rod respectively.
9. pull desk according to claim 7; It is characterized in that; Said same table face is provided with draw-in groove towards the end of said slip desktop, and said glider table face is provided with claw towards the end of said up-down desktop, and said slip desktop is provided with pull bar away from the end of said up-down desktop; The afterbody of said claw is hinged on the said slip desktop, and the steel wire that passes through at said claw middle part is connected with said pull bar, and said steel wire is through said slip desktop and offers in the wire casing; When said pull desk was in open mode, said claw was buckled in the said draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110267769 CN102336200B (en) | 2011-09-13 | 2011-09-13 | Drawing table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110267769 CN102336200B (en) | 2011-09-13 | 2011-09-13 | Drawing table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102336200A true CN102336200A (en) | 2012-02-01 |
| CN102336200B CN102336200B (en) | 2013-12-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110267769 Active CN102336200B (en) | 2011-09-13 | 2011-09-13 | Drawing table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102336200B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105094058A (en) * | 2014-05-16 | 2015-11-25 | 镇江布尔机电科技有限公司 | Control device of motion program |
| CN109363543A (en) * | 2018-11-07 | 2019-02-22 | 彭健 | A kind of dedicated bathtub of child care |
| CN110299054A (en) * | 2019-07-02 | 2019-10-01 | 施蕴珊 | Water gravity acting demonstration device |
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| CN105094058A (en) * | 2014-05-16 | 2015-11-25 | 镇江布尔机电科技有限公司 | Control device of motion program |
| CN109363543A (en) * | 2018-11-07 | 2019-02-22 | 彭健 | A kind of dedicated bathtub of child care |
| CN109363543B (en) * | 2018-11-07 | 2021-03-23 | 孙红霞 | Bathtub special for child care |
| CN110299054A (en) * | 2019-07-02 | 2019-10-01 | 施蕴珊 | Water gravity acting demonstration device |
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|---|---|
| CN102336200B (en) | 2013-12-18 |
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