Stepless type up-down adjustment can put the bookshelf of book divider height
Technical field
The present invention relates to taking care of books apparatus technical field, specifically a kind of stepless type up-down adjustment can put the bookshelf of book divider height.
Background technology
The height of library floor much larger than the height of domestic floor to obtain bigger space, allow reader not constrain in wherein feeling, but existing bookshelf height is not high, because the high reader of bookshelf takes book inconvenience, for this, the height space utilization rate of library floor is not high.
Summary of the invention
For solving above-mentioned technical problem, the present invention provides a kind of stepless type up-down adjustment can put the bookshelf of book divider height, both can guarantee that the utilization rate of library height space, and can guarantee that again reader took the convenience of book.
The present invention is achieved through the following technical solutions: a kind of stepless type up-down adjustment can put the bookshelf of book divider height, including supporting beam assembly;Described support beam assembly is provided with upper sprocket wheel assembly and lower sprocket assembly;Described upper sprocket wheel assembly and lower sprocket assembly are connected to driving chain;Described driving chain is uniformly hinged with multiple suspension;Described suspension is connected to the baffle assembly for placing articles;Described lower sprocket assembly is connected to hand wheel component.
It is further: described support beam assembly includes base;Described base is fixed with vertical rami posterior inferior support beam and front lower supporting beam;Described rami posterior inferior support beam and front lower supporting beam upper end are fixed with horizontally disposed lower sprocket axle sleeve;Described lower sprocket axle sleeve is fixed with vertical rami posterior superior support beam and front upper support beam;Described rami posterior superior support beam and front upper support beam are fixed with horizontally disposed upper sprocket wheel axle sleeve;It is relative that described rami posterior inferior support beam supports beam with rami posterior superior, and front lower supporting beam is relative with front upper support beam;Described lower sprocket axle sleeve is parallel with upper sprocket wheel axle sleeve.
The upper sprocket wheel that upper sprocket wheel assembly includes may be rotatably mounted in upper sprocket wheel axle sleeve supports axle;Described upper sprocket wheel supports axle outer end and is provided with upper sprocket wheel by upper sprocket wheel elastic opening pin;Described lower sprocket assembly includes the lower sprocket splined shaft that may be rotatably mounted in lower sprocket axle sleeve;Described lower sprocket splined shaft outer end is provided with lower sprocket by lower sprocket key;Described driving chain is wound on upper sprocket wheel and lower sprocket.
Lower sprocket splined shaft is axially slidable to be arranged in lower sprocket axle sleeve;It is provided with lower sprocket key alignment pin between described lower sprocket and lower sprocket splined shaft, lower sprocket splined shaft circumferential surface has for installing lower sprocket key alignment pin radial slot;It is provided with lower sprocket spacer pin between lower sprocket and lower sprocket axle sleeve, lower sprocket has the circumferential formula deep gouge for installing lower sprocket spacer pin;
Lower sprocket splined shaft the inner has external splines, and lower sprocket axle sleeve the inner has one section of internal spline coordinated with external splines;Described hand wheel component is fixed on lower sprocket splined shaft outer end, and hand wheel component includes the handwheel being fixed on lower sprocket splined shaft outer end by handwheel keying;Described handwheel is connected to crank.
Handwheel has the handwheel radial slot of radial direction for placing crank, the handwheel of handwheel radial slot end has handwheel axial cylindrical bore;Crank one end has crank radial slot, is installed with a crank shaft in crank radial slot;Described crank shaft is fixed on outside the handwheel axial cylindrical bore of handwheel radial slot one end by crank shaft spacer pin.
Suspension is hinged on the extension of driving chain carrier bar bearing pin one end;Suspension includes the upper right support abutment being fixed on baffle assembly top by upper right screw, and is fixed on the upper right bearing pin between baffle assembly and upper right support abutment;Described upper right bearing pin is cased with upper right first sleeve and upper right second sleeve, upper right bearing pin is hinged with right back link and right front rod;Described right back link is between upper right first sleeve and upper right second sleeve;Described right front rod is positioned at upper right first sleeve one end away from upper right second sleeve;
Described suspension also includes and upper right support abutment, upper right screw, upper right bearing pin, upper right first sleeve, upper right second sleeve, right back link and the symmetrically arranged upper left support abutment of right front rod, upper left screw, upper left bearing pin, upper left first sleeve, upper left second sleeve, left back connecting rod and left front connecting rod.
Baffle assembly includes being formed square box by top board, back plate, right panel, base plate and left plate;Described back plate is near driving chain and parallel with the plane at driving chain place;
Described upper right support abutment is fixed on the lower surface of top board by upper right screw;Described upper right bearing pin is parallel with top board, and upper right bearing pin two ends are separately fixed on back plate and upper right support abutment;
Described base plate is fixed with the lower right support abutment being arranged symmetrically with and lower left support abutment near driving chain one end;It is fixed with lower bearing pin between described lower right support abutment and lower left support abutment;Uniformly being provided with multiple bearing on described lower bearing pin, lower bearing pin is cased with a support set by described bearing;Described support set is against driving chain side.
Driving chain includes outer plate, inner plate, and for connecting the carrier bar bearing pin of outer plate and inner plate;Described carrier bar bearing pin includes multiple carrier bar the second bearing pin and carrier bar the first bearing pin being arranged between carrier bar the second bearing pin that uniformly interts;Having extension outside described carrier bar the first bearing pin, suspension is hinged on carrier bar the first bearing pin extension by the first elastic opening pin.
The invention solves the many display books convenient problem obtained, height according to library floor, it is possible to five pairs, six pairs or seven pairs of baffle assemblies are set, it is ensured that reader conveniently checks again in library unit are;When this kind of bookshelf wall covering fabric is put, both improve the utilization rate of library building layer height, enriched again the form of bookshelf, brought the association of innovation to student, it is contemplated that the present invention may be use with new products exhibition.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention;
Fig. 2 is present invention front view when using;
Fig. 3 is the structural representation of upper and lower chain wheel assembly and driving chain;
Fig. 4 is the front view of baffle assembly;
Fig. 5 is the top view of baffle assembly;
Fig. 6 is the left view of baffle assembly;
Fig. 7 is the front view of upper sprocket wheel;
Fig. 8 is the left view of upper sprocket wheel;
Fig. 9 is the front view of lower sprocket;
Figure 10 is the left view of lower sprocket;
Figure 11 is upper and lower chain wheel assembly and the structural representation supporting beam assembly;
Figure 12 is left view in Figure 11;
The front view of Figure 13 handwheel and crank;
Figure 14 is the left view of handwheel and crank normal condition;
Figure 15 is the left view that in Figure 14, crank rotates 90o;
Figure 16 is the left view that in Figure 14, crank is inserted in hole after rotating 90o;
Figure 17 is the front view of lower sprocket splined shaft;
Figure 18 is the front view of lower sprocket axle sleeve.
In figure: 1 driving chain;2 upper sprocket wheel assemblies;3 baffle assemblies;4 suspension;5 support beam assembly;6 lower sprocket assemblies;7 lower sprocket keys;8 lower sprocket splined shafts;S81 external splines;
11 outer plates;12 carrier bar the first bearing pins;13 inner plates;14 bearing pin sleeves;15 first elastic opening pin;16 carrier bar the second bearing pins;
21 upper sprocket wheels;22 upper sprocket wheel elastic opening pins;23 upper sprocket wheels support axle;
Right support abutment on 31;32 upper right screws;33 top boards;34 upper right bearing pins;35 upper right first sleeves;36 upper right second sleeves;37 back plate;38 right panels;39 base plates;3 10 times right support abutments;3 11 bottom right screws;3 12 left plate;3 13 times left support abutments;3 14 bottom left screws;3 15 lower bearing pins;3 16 support sets;3 17 bearings;Left support abutment on 3 18;3 19 upper left screws;3 20 upper left bearing pins;3 21 upper left first sleeves;3 22 upper left second sleeves;
41 left back connecting rods;42 left front connecting rods;43 right back links;44 right front rods;
51 upper sprocket wheel axle sleeves;52 rami posterior superior support beams;Beam is supported on before 53;54 lower sprocket axle sleeves;S82 internal spline;55 rami posterior inferior support beams;56 front lower supporting beams;57 bases;
61 lower sprockets;62 lower sprocket spacer pins;63 handwheel keys;64 lower sprocket key alignment pins;65 hand wheel components;
6 51 handwheels;C1 handwheel radial slot;C2 handwheel axial cylindrical bore;6 52 cranks;6 53 crank shaft spacer pins;6 54 crank shafts;C3 crank radial slot;
Detailed description of the invention
The following is the present invention a specific embodiment, in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1 to Figure 3, a kind of stepless type up-down adjustment can put the bookshelf of book divider height, support and beam assembly 5 is provided with upper sprocket wheel assembly 2 positioned opposite up and down and lower sprocket assembly 6, upper sprocket wheel assembly 2 and be provided with an end to end driving chain 1 on lower sprocket assembly 6;Driving chain 1 one side is uniformly hinged with 10 suspension 4;Suspension 4 is connected to the baffle assembly 3 for placing articles;Lower sprocket assembly 6 is provided with hand wheel component 6-5.
Shown in Fig. 3, Figure 11 and Figure 12, support beam assembly 5 and include base 5-7;Base 5-7 is fixed with vertical rami posterior inferior support beam 5-5 and front lower supporting beam 5-6;Rami posterior inferior support beam 5-5 and front lower supporting beam 5-6 upper end are fixed with horizontally disposed lower sprocket axle sleeve 5-4;Lower sprocket axle sleeve 5-4 is fixed with vertical rami posterior superior support beam 5-2 and front upper support beam 5-3;Rami posterior superior support beam 5-2 and front upper support beam 5-3 is fixed with horizontally disposed upper sprocket wheel axle sleeve 5-1;It is relative that rami posterior inferior support beam 5-5 supports beam 5-2 with rami posterior superior, and front lower supporting beam 5-6 is relative with front upper support beam 5-3;Lower sprocket axle sleeve 5-4 is parallel with upper sprocket wheel axle sleeve 5-1.Shown in Fig. 7, Fig. 8, the upper sprocket wheel that upper sprocket wheel assembly 2 includes may be rotatably mounted in upper sprocket wheel axle sleeve 5-1 supports axle 2-3;Upper sprocket wheel supports axle 2-3 outer end and is provided with upper sprocket wheel 2-1 by upper sprocket wheel elastic opening pin 2-2.Shown in Fig. 9, Figure 10, lower sprocket assembly 6 includes may be rotatably mounted at the lower sprocket splined shaft 8 in lower sprocket axle sleeve 5-4;Lower sprocket splined shaft 8 outer end is provided with lower sprocket 6-1 by lower sprocket key 7;Driving chain 1 is wound on upper sprocket wheel 2-1 and lower sprocket 6-1.
Lower sprocket splined shaft 8 is axially slidable to be arranged in lower sprocket axle sleeve 5-4;It is provided with lower sprocket key alignment pin 6-4 between lower sprocket 6-1 and lower sprocket splined shaft 8, lower sprocket splined shaft 8 circumferential surface has for installing lower sprocket key alignment pin 6-4 radial slot;It is provided with lower sprocket spacer pin 6-2 between lower sprocket 6-1 and lower sprocket axle sleeve 5-4, lower sprocket 6-1 has the circumferential formula deep gouge for installing lower sprocket spacer pin 6-2;In conjunction with shown in Figure 17 and Figure 18, lower sprocket splined shaft 8 the inner has external splines S81, lower sprocket axle sleeve 5-4 the inner has one section of internal spline S82 coordinated with external splines S81, when external splines S81 internal spline S82 is meshed, lower sprocket splined shaft 8 can not rotate, and sprocket spline 8 slides in and out a segment distance instantly, external splines S81 internal spline S82 phase from time, lower sprocket splined shaft 8 can rotate, and drives lower sprocket 6-1 to rotate together.The left end of lower sprocket splined shaft 8 external splines S81 has cone angle, in order to be combined smoothly with the external splines S81 of lower sprocket axle sleeve 54 left end.
As shown in Figure 12 to Figure 16, hand wheel component 6-5 is fixed on lower sprocket splined shaft 8 outer end, and hand wheel component 6-5 includes the handwheel 6-51 being fixed on lower sprocket splined shaft 8 outer end by handwheel key 6-3;Handwheel 6-51 is connected to crank 6-52.Handwheel 6-51 outer face has the handwheel radial slot C1 of radial direction for placing crank 6-52, the handwheel 6-51 of handwheel radial slot C1 end has handwheel axial cylindrical bore C2;Crank 6-52 one end has crank radial slot C3, is installed with a crank shaft 6 54 in crank radial slot C3;Described crank shaft 6 54 is fixed on outside handwheel radial slot C1 one end handwheel axial cylindrical bore C2 by crank shaft spacer pin 6-53.Crank shaft spacer pin 6 53 constraint crank shaft 6 54 stays in time flat;Crank 6 52 is relative to handwheel 6 51, can with crank shaft 6 54 for axle abduction 90o, then can move inwards along handwheel 6 51 axis relative to handwheel 6 51 is inserted in handwheel axial cylindrical bore C2, now, crank 6 52 just can holding capacity and moment, crank 6 52 thus can be used to rotate lower sprocket 61;When crank 6 52 moves out along handwheel 6 51 axis relative to handwheel 6 51, crank 6 52 inside contracts 90o relative to handwheel 6 51, now, and crank 6 52 just playback.Handwheel radial slot C1 coordinates for slight interference with crank 6 52, it is ensured that crank 6 52 is motionless in handwheel radial slot C1.
Shown in Fig. 4, Fig. 5 and Fig. 6, driving chain 1 includes outer plate 1-1, inner plate 1-2, and for connecting the carrier bar bearing pin of outer plate 1-1 and inner plate 1-2;Carrier bar bearing pin includes multiple carrier bar the second bearing pin 1-6 and multiple carrier bar the first bearing pin 1-2 being arranged between carrier bar the second bearing pin 1-6 that uniformly interts;Carrier bar the first bearing pin 1-2 and carrier bar the second bearing pin 1-6 is different in that outside carrier bar the first bearing pin 1-2 have extension, and suspension 4 is hinged on carrier bar the first bearing pin 1-2 extension by the first elastic opening pin 1-5.
Baffle assembly 3 includes being formed square box by top board 3-3, back plate 3-7, right panel 3-8, base plate 3-9 and left plate 3-12;Back plate 3-7 is near driving chain 1 and parallel with the plane at driving chain 1 place.Lower right support abutment 3-10 is fixed on base plate 3-9 lower surface by bottom right screw 3-11, and lower left support abutment 3-13 is fixed on base plate 3-9 lower surface by bottom left screw 3-14;Lower right support abutment 3-10 and lower left support abutment 3-13 is arranged symmetrically in base plate 3-9 one end near driving chain 1, is fixed with lower bearing pin 3-15 between lower right support abutment 3-10 and lower left support abutment 3-13;Lower bearing pin 3-15 is uniformly provided with multiple bearing 3-17, lower bearing pin 3-15 and is cased with a support set 3-16 by described bearing 3-17;Support set 3-16 is against driving chain 1 side.When regulating the height of baffle assembly, at book with under the effect of baffle assembly gravity and the arm of force, support set 3 16 compresses with driving chain 1 and does relative rolling relative to driving chain 1.
Suspension 4 includes being hinged on the left back connecting rod 4-1 on the extension outside carrier bar the first bearing pin 1-2, left front connecting rod 4-2, right back link 4-3 and right front rod 4-4 successively.Fixing right support abutment 3-1 on the right side of the lower surface of top board 3-3 by upper right screw 3-2, upper right bearing pin 3-4 is parallel with top board 3-3, and upper right bearing pin 3-4 two ends are separately fixed on back plate 3-7 and upper right support abutment 3-1;Upper right bearing pin 3-4 is cased with upper right first sleeve 3-5 and upper right second sleeve 3-6 from outside to inside successively;Right back link 4-3 and right front rod 4-4 is hinged on upper right bearing pin 3-4, and right back link 4-3 is between upper right first sleeve 3-5 and upper right second sleeve 3-6, and right front rod 4-4 is positioned at the outer end of upper right first sleeve 3-5.
It is provided with in the left side of the lower surface of top board 3-3 and upper right support abutment 3-1, upper right screw 3-2, upper right bearing pin 3-4, upper right first sleeve 3-5, upper right upper left support abutment 3-18 symmetrical for second sleeve 3-6, upper left screw 3-19, upper left bearing pin 3-20, upper left first sleeve 3-21, upper left second sleeve 3-22;Left back connecting rod 4-1 and left front connecting rod 4-2 is hinged on upper left bearing pin 3-20, and left back connecting rod 4-1 is between upper left first sleeve 3-21 and upper left second sleeve 3-22, and left front connecting rod 4-2 is positioned at the outer end of upper left first sleeve 3-21.
Using method:
Under normal circumstances, crank 6 52 embeds handwheel radial slot C1, lower sprocket splined shaft 8 external splines S81 and engages with lower sprocket axle sleeve 5-4 internal spline S82, and lower sprocket 6-1 can not rotate, and baffle assembly 3 is used for placing book.
When to check the baffle assembly 3 being positioned at eminence, outwards twitching handwheel 6 51, lower sprocket splined shaft 8 slides in and out a segment distance, external splines S81 internal spline S82 phase from, now, lower sprocket splined shaft 8 can rotate, and drives lower sprocket 6-1 to rotate together.Then, crank 6 52 relative to handwheel 6 51 with crank shaft 6 54 for axle abduction 90o, moving inwards along handwheel 6 51 axis relative to handwheel 6 51 is inserted in handwheel axial cylindrical bore C2 again, now, crank 6 52 just can holding capacity and moment, crank 6 52 thus can be used to rotate lower sprocket 61.After being adjusted to correct position, fix lower sprocket 6-1 by above-mentioned contrary process.
The invention solves many display books convenient problem obtained again in library unit are, when this kind of bookshelf wall covering fabric is put, both improve the utilization rate of library building layer height, enriched again the form of bookshelf, the association of innovation is brought to student, it is contemplated that the present invention may be use with new products exhibition.