CN105595636A

CN105595636A - Retractable bookend

Info

Publication number: CN105595636A
Application number: CN201610120299.3A
Authority: CN
Inventors: 骆润东
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-04
Filing date: 2016-03-04
Publication date: 2016-05-25
Anticipated expiration: 2036-03-04
Also published as: CN105595636B

Abstract

The invention discloses a retractable bookend. The retractable bookend solves the problem of inconvenience in placement of existing books and is characterized in that an end retaining board I and an end retaining board II are connected through a plurality of connection supports, and the retractable bookend is provided with a retractable retaining rod; each end retaining board comprises a side board, a bottom board and a slide way, and each slide way is provided with a long slotted hole; each connection support comprises an inner connection board, a hinge pin component I, two hinge pin components II and an outer connection board; each hinge pin component comprises a hinge pin II, a gasket and a cotter pin II; center holes of the inner and outer connection boards are connected with the corresponding hinge pin component I; the inner and outer connection boards of the adjacent connection supports are connected through the corresponding hinge pin components II. The retractable bookend has the advantages that books can be erected and put on a desk to make it convenient for fetching; the books can be fixed firmly while damages of the books are prevented; length of the bookend can be arbitrarily changed by quantity selection of the connection supports; the bottom boards of the end retaining boards are pressed by the books, so that high stability is realized; the retractable bookend is suitable for desks or bookshelves in households or classrooms.

Description

Scalable bookend

Technical field

The present invention relates to a kind of bookend, definite say being placed on desk or in bookshelf that a kind of family or classroom use, can adjust distance, the scalable bookend that makes book end get up to place.

Background technology

In family or classroom, a lot of books on student's desk, are often stacked, if one one pile get up thinks that the used time need to look for from one pile of book turning in, spended time; Put if erect, not only end need to be put an object book is held, and outermost Book of Records places for a long time, can be out of shape to produce and stick up pin, can damage book.

Summary of the invention

The object of the invention is to overcome the deficiencies in the prior art provides a kind of scalable bookend, is placed on desk or bookshelf, can, according to the quantity of the length of desk or bookshelf and book, adjust the length of bookend, and book end is got up to be placed in bookend, makes it indeformable.

The technical solution used in the present invention is as follows: comprise end baffle I, end baffle II, described end baffle I, end baffle II are positioned at two ends, it is characterized in that: described end baffle I, end baffle II connect by many group connection brackets;

Described end baffle I comprises side plate I, base plate I, slideway I, and side plate I and base plate I form " L " type structure, and slideway I, above the base plate I of side plate I inner side, has long slot bore I in slideway I; Described end baffle II comprises side plate II, base plate II, slideway II, and side plate II and base plate II form " L " type structure, and slideway II is above the base plate II of side plate II inner side; In slideway II, have long slot bore II; The base plate I of end baffle I is towards end baffle II, and the base plate II of end baffle II is towards end baffle I;

Every group of described many groups connection bracket is made up of an interior connecting plate, an Assembly of pin I, two Assembly of pin II, an outside link plate; Described Assembly of pin I or Assembly of pin II comprise bearing pin II, packing ring, split pin II;

Described inside and outside connecting plate center and end, two ends are porose; The centre bore of inside and outside connecting plate is connected with Assembly of pin I; The inside and outside connecting plate of adjacent connection bracket connects by Assembly of pin II respectively, and end can move up and down with Assembly of pin II; Bearing pin II is through inside and outside connecting plate, and inside and outside connecting plate relatively rotates around bearing pin II; Locate by packing ring and split pin II in inside and outside connecting plate outside;

The end of the inside and outside connecting plate in the leftmost side is connected with the slideway I of end baffle I by threaded, and two threadeds are through long slot bore I; The end of the inside and outside connecting plate in the rightmost side is connected with the slideway II of end baffle II by threaded, and two threadeds are through long slot bore II; Inside and outside connecting plate end moves up and down in long slot bore I or long slot bore II with threaded; The position of inside and outside connecting plate on threaded and and slideway I or slideway II between gap adjust with spacer; Threaded end is stretched out the part nut of slideway I or slideway II and is located.

Further, between described end baffle I, end baffle II, be also provided with expansion baffle rod; Described expansion baffle rod comprises Connection Block, expansion link, club head; Described end baffle I also comprises dividing plate, and dividing plate, above the base plate I of side plate I inner side, has circular hole on dividing plate, in the side plate II of described end baffle II, also have gap; Connection Block is by the dividing plate in bearing pin I hinged end baffle plate I, and with pad and split pin I location, the end of expansion link is placed in gap, and club head, in the outside of gap, is close to side plate II.

Operation principle:

According to the length of desk, select bookend overall length, determine the quantity of connection bracket. After being connected, connection bracket, expansion baffle rod and end baffle I, II be placed on desk. Book is placed between end baffle I, II, artificial mobile bookend end baffle, and the contracting lever that pushes away, stretches, drops in the gap of mobile end baffle its movable end, adjusts bookend length, and the base plate of end baffle I, II is pushed down by book, and side plate is close to book.

Get postscript, need to dwindle bookend distance. Push away end baffle I, II makes it adjacent to each other, the inside and outside connecting plate of connection bracket rotates around the bearing pin II at center, the two ends up and down of the inside and outside connecting plate at two ends are subject to the restriction of the long slot bore of slideway, move in the long slot bore of slideway with threaded, upper and lower threaded mutually away from, pull the Assembly of pin I at connecting plate center near end baffle I, II. Adjacent connection bracket is under its effect, and the end of middle connecting plate and Assembly of pin II swing and mutually draw close around the bearing pin II center line of Assembly of pin I together. Distance is adjusted, and after book is compacted, pushes away flexible lever, makes club head be close to the side plate II outside of end baffle II.

In bookend, put book, need to increase bookend distance. The end baffle that pulls outward I, II make its mutually away from, flexible lever and then extends under the effect of club head. Connecting plate rotates backward around the bearing pin II at center, limited by slideway, and the connecting plate being connected in slideway can only be along moving in long slot bore, adjacent to each other with two threadeds up and down in slideway, pushing pin shaft assembly I with inside and outside connecting plate away from end baffle; The Assembly of pin II of the end of middle connection bracket swings around the bearing pin center line of Assembly of pin I with inside and outside connecting plate, and upper and lower Assembly of pin II is adjacent to each other, promotes next group connection bracket and moves outward, and bookend spacing increases.

Expansion baffle rod does not allow bearing pin II contact with book, and while avoiding bookend to stretch, bearing pin II is encountered book, increases moving resistance, book is damaged.

Beneficial effect of the present invention: book end can be got up be placed on desk, be convenient to pick and place; Can, book fixation, can not damage book; Select the quantity of connection bracket, optionally increase and decrease the length of bookend; The base plate of end baffle is pushed down by book, good stability; Be applicable to desk or bookshelf that family or classroom are used.

Brief description of the drawings

Fig. 1 is front view of the present invention.

1, end baffle I, 2, connection bracket, 3, flexible lever, 4, end baffle II.

Fig. 2 is top view of the present invention.

21, bearing pin I, 22, pad, 23, split pin I, 24, threaded, 25, nut, 26, spacer.

Fig. 3 is end baffle I part drawing of the present invention.

31, side plate I, 32, dividing plate, 33, slideway I, 34, long slot bore I, 35, base plate I, 36, circular hole.

Fig. 4 is end baffle II part drawing of the present invention.

41, slideway II, 42, side plate II, 43, base plate II, 44, long slot bore II, 45, gap.

Fig. 5 is supporting structure schematic diagram of the present invention.

51, outside link plate, 52, Assembly of pin I, 53, interior connecting plate, 54, Assembly of pin II.

Fig. 6 is Assembly of pin cutaway view Amplified image of the present invention.

61, bearing pin II, 62, split pin II, 63, packing ring.

Fig. 7 is scalable pin assembly drawing of the present invention.

71, Connection Block, 72, expansion link, 73, club head.

Fig. 8 is the A-A cutaway view Amplified image in Fig. 2 of the present invention.

Fig. 9 is the state diagram after the present invention draws in.

Detailed description of the invention

Below in conjunction with Figure of description, the present invention will be further described.

As shown in Figure 1, 2, the present invention includes end baffle I 1, end baffle II 4, array connection bracket 2 and flexible lever 3. End baffle I 1, end baffle II 4 are positioned at two ends. Between end baffle I 1, end baffle II 4, connect by many group connection brackets 2, between end baffle I 1, end baffle II 4, be also provided with expansion baffle rod 3. The length of bookend can be by the quantity adjustment of increase and decrease connection bracket 2, to adapt to the length of desk or the bookshelf of placing bookend; The fixed bookend of overall length, can be by push-and-pull end baffle, makes bookend flexible, to compress the book being placed in bookend, make its do not collapse, indeformable. Expansion baffle rod 3 limits the placement location of book, and book is not contacted with the Assembly of pin of connection bracket 2, and when push-and-pull end baffle, bookend is flexibly flexible, and while avoiding bookend to stretch, bearing pin II is encountered book, increases moving resistance, book is damaged.

As shown in Figure 3, end baffle I 1 comprises side plate I 31, dividing plate 32, slideway I 33, base plate I 35; On dividing plate 32, have circular hole 36, for fixing flexible lever 3; In slideway I 33, have long slot bore I 34. Side plate I 31 and base plate I 35 form " L " type structure, can bending, and also can welding or assembling. Dividing plate 32, slideway I 33 are above the base plate I 35 of side plate I 31 inner sides.

As shown in Figure 4, end baffle II 2 comprises slideway II 41, side plate II 42, base plate II 43; In side plate II 42, have gap 45, for placing expansion baffle rod 3; In slideway II 41, have long slot bore II 44. Side plate II 42 and base plate II 43 are configured to " L " type structure, can bending, and also can welding or assembling. Slideway II 41 is above base plate 43 II of side plate II 42 inner sides.

The base plate I 35 of end baffle I is towards end baffle II 2, and the base plate II 43 of end baffle II is towards end baffle I 1.

As shown in Figure 5, described every group of connection bracket 2 is made up of outside link plate 51, Assembly of pin 52 I, interior connecting plate 53, Assembly of pin II 54. As shown in Figure 6, Assembly of pin I 52 and Assembly of pin II 54 form by bearing pin II 61, split pin II 62 and packing ring 63; Outside link plate 51 and interior connecting plate 53 center and end, two ends are all porose. The centre bore of outside link plate 51, interior connecting plate 53 is contained in the bearing pin II 61 of Assembly of pin I 52, and locate by packing ring 63, split pin II 62 in connecting plate outside, and outside link plate 51, interior connecting plate 53 can be rotated in bearing pin II 61.

As shown in Figure 8, the hole of the outside link plate 51 of connection bracket 2 leftmost sides, the end of interior connecting plate 52 is connected with the slideway I 33 of end baffle I 1 with threaded 24 respectively, threaded 24 is through long slot bore I 34, with spacer 26 adjust the position of inside and outside connecting plate on threaded 24 and and slideway I 33 between gap. Outside link plate 51, interior connecting plate 52 can relatively rotate with threaded 24 and the interior movement of long slot bore I 34 in slideway I 33 with threaded 24. It is fixing that the part nut 25 of slideway I 33 is stretched out in threaded 24 ends, when threaded 24 is moved up and down in the long slot bore I 34 of slideway I 33, do not shift out outside long slot bore I 34.

In like manner, the hole of the outside link plate 51 of connection bracket 2 rightmost sides, the end of interior connecting plate 52 is connected with the slideway II 41 of end baffle II 4 with threaded 24 respectively, with spacer 26 adjust the position of inside and outside connecting plate on threaded 24 and and slideway II 41 between gap. Outside link plate 51, interior connecting plate 52 can relatively rotate with threaded 24 and the interior movement of long slot bore II 44 in slideway II 41 with threaded 24. It is fixing that the part nut 25 of slideway II 41 is stretched out in threaded 24 ends, when threaded 24 is moved up and down in the long slot bore II 44 of slideway II 41, do not shift out outside long slot bore II 44.

The hole of the outside link plate 51 of adjacent connection bracket 2, the end of interior connecting plate 53 connects by bearing pin II 61, and for outside, packing ring 63, split pin 62 are located, and outside link plate 51, interior connecting plate 53 can be rotated in bearing pin II 61.

As shown in Figure 7, expansion baffle rod 3 comprises Connection Block 71, expansion link 72, club head 73. Connection Block 71, by the dividing plate 32 in bearing pin I 21 hinged end baffle plate I 1, is located by pad 22 and split pin I 23, and expansion baffle rod 3 can rotate I 21 around bearing pin and rotate. The end of expansion link 72 is placed on 45 li of the gap opened on the side plate 42 of end baffle II 4, and club head 73, in the outside of gap 45, is close to side plate II 42.

Fig. 9 is the state diagram of the present invention after with respect to the gathering shown in Fig. 1. In the time pushing away (or drawing) end baffle I 1 or end baffle II 4 and change bookend length, outside link plate 51, interior connecting plate 53 rotate taking the bearing pin II 61 of Assembly of pin I 52 as axis centre, threaded 24, nut 25 and spacer 26 under the restriction of the long slot bore 34 of slideway I 33 and slideway II 41, long slot bore II 44 mutually away from (or close). Assembly of pin I 52 in connection bracket 3 is under the pushing away of outside link plate 51 and interior connecting plate 53 (or drawing) is moving, near (or away from) end baffle I 1 and end baffle II 4. The two Assembly of pin II 54 that connect outside link plate 51, interior connecting plate 53 ends are the axis oscillating around the bearing pin II 61 of Assembly of pin I with outside link plate 51, interior connecting plate 53 on one side, on one side push away (or drawing) moving lower to (or away from) end baffle I 1 and end baffle II 4, bookend spacing is dwindled (or increase).

Expansion baffle rod 3 is close to book; book is not contacted with the bearing pin II 61 in Assembly of pin I 52 and Assembly of pin II 54 in connection bracket 2; resistance while reducing push-and-pull bookend end baffle I 1 and end baffle II 4, both push-and-pull was flexible to make bookend, protected again the book can be not damaged.

In the time that the side plate 31 of end baffle I 1 and the side plate 42 of end baffle II 4 are close to book, book is pushed down base plate 35, and bookend is stable.

Claims

1. a scalable bookend, comprise end baffle I, end baffle II, described end baffle I, end baffle II are positioned at two ends, it is characterized in that: described end baffle I (1), end baffle II (4) connect by many group connection brackets (2);

Described end baffle I (1) comprises side plate I (31), base plate I (35), slideway I (33), side plate I (31) and base plate I (35) form " L " type structure, slideway I (33), in base plate I (35) top of side plate I (31) inner side, has long slot bore I (34) in slideway I (33); Described end baffle II (4) comprises side plate II (42), base plate II (43), slideway II (41), side plate II (42) and base plate II (43) form " L " type structure, and slideway II (41) is in base plate II (43) top of side plate II (42) inner side; In slideway II (41), have long slot bore II (44); The base plate I (35) of end baffle I (1) is towards end baffle II (4), and the base plate II (43) of end baffle II (4) is towards end baffle I (1);

Every group of described many groups connection bracket (2) is made up of an interior connecting plate (53), an Assembly of pin I (52), two Assembly of pin II (54), an outside link plate (51); Described Assembly of pin I (52) or Assembly of pin II (54) comprise bearing pin II (61), packing ring (63), split pin II (62);

Described inside and outside connecting plate center and end, two ends are porose; The centre bore of inside and outside connecting plate is connected with Assembly of pin I (52); The inside and outside connecting plate of adjacent connection bracket (2) connects by Assembly of pin II (54) respectively, and end can move up and down with Assembly of pin II (54); Bearing pin II (61) is through inside and outside connecting plate, and inside and outside connecting plate relatively rotates around bearing pin II (61); Locate by packing ring (63) and split pin II (62) in inside and outside connecting plate outside;

The end of the inside and outside connecting plate in the leftmost side is connected with the slideway I (33) of end baffle I (1) by threaded (24), and two threadeds (24) are through long slot bore I (34); The end of the inside and outside connecting plate in the rightmost side is connected with the slideway II (41) of end baffle II (4) by threaded (24), and two threadeds (24) are through long slot bore II (44); Inside and outside connecting plate end moves up and down in long slot bore I (24) or long slot bore II (44) with threaded (24); The position of inside and outside connecting plate on threaded (24) and and slideway I (33) or slideway II (41) between spacer for gap (26) adjust; Nut for part (25) location of slideway I (33) or slideway II (41) is stretched out in threaded (24) end.

2. scalable bookend as claimed in claim 1, is characterized in that: between described end baffle I (1), end baffle II (4), be also provided with expansion baffle rod (3); Described expansion baffle rod (3) comprises Connection Block (71), expansion link (72), club head (73); Described end baffle I (1) also comprises dividing plate (32), dividing plate (32) is in base plate I (35) top of side plate I (31) inner side, on dividing plate (32), have circular hole (36), in the side plate II (42) of described end baffle II (2), also have gap (45); Connection Block (71) is by the dividing plate (32) in bearing pin I (21) hinged end baffle plate I (1), with pad (22) and split pin I (23) location, it is inner that the end of expansion link (72) is placed on gap (45), club head (73), in the outside of gap (45), is close to side plate II (42).