CN201315959Y

CN201315959Y - Vessel base with automatic retraction

Info

Publication number: CN201315959Y
Application number: CNU2008201693267U
Authority: CN
Inventors: 林天政
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-29
Filing date: 2008-11-29
Publication date: 2009-09-30
Anticipated expiration: 2018-11-29

Abstract

The utility model discloses a vessel base with automatic retraction, comprising a base (2), a strap (10), a tape feed roller (6) and a spiral spring (7) which are fixedly connected with a vessel; the tape feed roller (6) can be rotationally arranged on a central spindle (21) of the base (2); the spiral spring (7) is arranged on the tape feed roller (6) , one end of the spiral spring (7) is fixed on the central spindle (21), and the other end thereof is fixed on the tape feed roller (6); the strap (10) is wound on the tape feed roller (6), one end of the strap (10) is fixed on a tape fastener (61) of the tape feed roller (6), and the other end is extended from the strap outlet of the base (2), and a strap expanding and controlling device is arranged between the tape feed roller (6) and the base (2). After adopting the structure, the length adjustment of the strap (10) is realized by adjusting a rotary switch (1) and the strap can be automatically retracted in the base (2) of the vessel, the operation is not only simple and convenient, and the vessel is more artistic and elegant.

Description

The container base that braces can bounce back automatically

Technical field

The utility model relates to a kind of container base, the container base that keeps braces in particularly a kind of base and shrink automatically.

Background technology

Liu Tong back belt type container has thermos cup, vacuum flask, thermo jug, student's cup, student's kettle etc. in the market, can be divided into two kinds by the braces mounting means, a kind of is directly to be fixed on braces on the container, braces hangs on the container constantly, its shortcoming is the use that influences container, not only increased many troubles, but also influenced the aesthetic of container to use; Second kind is the separate type braces, and the time spent is loaded onto braces, and the time spent is not taken off braces, and its shortcoming is that braces is lost easily or be can not find, and leaves behind when perhaps using.For this reason, people upgrade the back belt type container and improve, as State Intellectual Property Office on October 11st, 2006 disclosed a kind of name to be called the scalable container of braces, the patent No. be 2005201157406 patent, this structure is seated in braces on the container base, regulate the length and the retraction of braces by crank, can overcome the shortcoming that above-mentioned two kinds of braces frame modes exist effectively, but deficiency such as this structure in use also exists complex operation, inconvenience, can not bounce back automatically.For this reason, many manufacturers and knowledgeable people research and develop at the problems referred to above, but do not have the better product of breaking through this respect defective to emerge so far as yet.

Summary of the invention

For overcoming the above-mentioned disadvantage that existing back belt type container exists, the purpose of this utility model provides a kind of simple and reasonable, easy for operation, container base that braces can bounce back automatically.

The technical scheme that its technical problem that solves the utility model adopts, it comprises base, braces, tape feed roller, the spiral spring of fixedlying connected with container, described tape feed roller is arranged on the mandrel of base rotationally; Spiral spring is arranged on the tape feed roller, and the one end is fixed on the mandrel, and the other end is fixed on the tape feed roller; Braces is on tape feed roller, and the one end is fixed on the winding fastener of tape feed roller, and the other end stretches out from the braces outlet of base; Between tape feed roller and base, be provided with the braces telescopic control device.

Described braces telescopic control device comprises latch segment, slide block, V-type spring, rotary switch, and latch segment is provided with pilot pin and lock tooth, and slide block is provided with unidirectional tooth, and rotary switch is provided with bayonet socket, and tape feed roller is provided with internal gear, and base is provided with chute and guide groove; Rotary switch is rotatably installed on the base, latch segment is installed on the chute of base and the bayonet fittings by pilot pin and rotary switch, the lock tooth of latch segment is corresponding with the internal gear of tape feed roller, slide block is arranged in the guide groove of base, the unidirectional tooth of slide block is corresponding with the internal gear of tape feed roller, V-type spring one end is fixed on the base, and the other end is arranged on the slide block.Described latch segment is provided with notch, and slide block is provided with and the corresponding inserted block of notch.Described tape feed roller top is provided with pressing plate.

In order to make function easy to adjust, described rotary switch is provided with positioning convex point, is provided with locking stuck point, unidirectional flexible stuck point and bi-directional expansion stuck point with the corresponding base of positioning convex point.

In order to make locking more reliable, described base is provided with second chute, and rotary switch is provided with second bayonet socket, and second latch segment is installed on second chute, and second latch segment is by second bayonet fittings of pilot pin and rotary switch.

After adopting said structure, when the positioning convex point of rotary switch is in locking stuck point position, the lock tooth of latch segment and the engagement of the internal gear of tape feed roller, the unidirectional tooth of slide block and the internal gear one way engagement of tape feed roller, locking tape feed roller, not flexible of braces; When the positioning convex point of rotary switch is in unidirectional flexible stuck point position, the lock tooth of latch segment separates with the internal gear of tape feed roller, the unidirectional tooth of slide block and the internal gear one way engagement of tape feed roller, this moment tape feed roller can only folk prescription to rotation, braces can only stretch, and can not bounce back; When the positioning convex point of rotary switch was in bi-directional expansion stuck point position, the internal gear of tape feed roller broke away from and latch segment lock tooth and the unidirectional tooth engagement of slide block, and tape feed roller can two-wayly rotate, and braces not only can stretch but also can bounce back automatically; Can realize that by the adjusting knob switch adjustment of braces length and braces retract in the base of container automatically, not only simple to operation, and make container more elegant in appearance.

Description of drawings

Fig. 1 is an exploded perspective view of the present utility model.

Fig. 2 is a structural representation of the present utility model.

Fig. 3 is the polycrystalline substance schematic diagram of the utility model tape feed roller.

Fig. 4 is the polycrystalline substance schematic diagram of the utility model base.

Latch segment and slide position schematic diagram when Fig. 5 locks for tape feed roller.

Latch segment and slide position schematic diagram when Fig. 6 is the tape feed roller one-directional rotation.

Latch segment and slide position schematic diagram when Fig. 7 is the two-way rotation of tape feed roller.

The specific embodiment

Fig. 1 is to shown in Figure 7, the specific embodiments of the container base that can bounce back automatically for a kind of braces of the utility model, it comprises base 2, braces 10, tape feed roller 6, the spiral spring 7 of fixedlying connected with container, described tape feed roller 6 is arranged on the mandrel 21 of base 2 rotationally, spiral spring 7 is arranged on the tape feed roller 6, the one end is fixed on the mandrel 21, and the other end is fixed on the tape feed roller 6; Braces 10 is on tape feed roller 6, and the one end is fixed on the winding fastener 61 of tape feed roller 6, and the other end stretches out from the braces outlet of base 2, and described tape feed roller 6 tops are provided with pressing plate 8, and pressing plate 8 is fixed on the base 2; Between tape feed roller 6 and base 2, be provided with the braces telescopic control device.This device comprises latch segment 5, slide block 4, V-type spring 3, rotary switch 1, latch segment 5 is provided with pilot pin 51 and lock tooth 52, and slide block 4 is provided with unidirectional tooth 41, and rotary switch 1 is provided with bayonet socket 11, tape feed roller 6 is provided with internal gear 62, and base 2 is provided with chute 23 and guide groove 22; Rotary switch 1 is rotatably installed on the base 2, latch segment 5 is installed on the chute 23 of base 2 and by pilot pin 51 and cooperates with the bayonet socket 11 of rotary switch 1, the lock tooth 52 of latch segment 5 is corresponding with the internal gear 62 of tape feed roller 6, slide block 4 is arranged in the guide groove 22 of base 2, the unidirectional tooth 41 of slide block 4 is corresponding with the internal gear 62 of tape feed roller 6, V-type spring 3 one ends are fixed on the base 2, and the other end is arranged on the slide block 4.In order to make function easy to adjust, described latch segment 5 is provided with notch 53, and slide block 4 is provided with and notch 53 corresponding inserted blocks 42; Rotary switch 1 is provided with positioning convex point 13, is provided with locking stuck point 25, unidirectional flexible stuck point 26 and bi-directional expansion stuck point 27 with positioning convex point 13 corresponding bases 2.In order to make locking more reliable, described base 2 is provided with second chute 24, and rotary switch 1 is provided with and second latch segment, 9, the second latch segments 9 are installed on second bayonet socket, 12, the second chutes 24 cooperate with second bayonet socket 12 of rotary switch 1 by pilot pin 91.

When the utility model does not use braces 10, braces 10 is all on tape feed roller 6, the joint of its stretching is exposed at the braces exit of base 2, the positioning convex point 13 of rotary switch 1 is in locking stuck point 25 positions, latch segment 5, the slide block 4 and second latch segment 9 are in the position of base 2 as shown in Figure 5, at this moment, the lock tooth 52 of latch segment 5 and 62 engagements of the internal gear of tape feed roller 6, the lock tooth of second latch segment 9 also simultaneously with internal gear 62 engagements of tape feed roller 6, the unidirectional tooth 41 of slide block 4 stretches out internal gear 62 one way engagement of guide groove 22 and tape feed roller 6, tape feed roller 6 is lockable, and braces 10 can not stretch and can not bounce back.

When the utility model stretching braces 10, turning knob switch 1, make the positioning convex point 13 of rotary switch 1 be in unidirectional flexible stuck point 26 positions, as shown in Figure 6, this moment, latch segment 5 was by the drive lower edge chute that be engaged in rotary switch 1 23 retractions of pilot pin 51 with bayonet socket 11, lock tooth 52 separates with the internal gear of tape feed roller, the lock tooth of second latch segment 9 also separates with the internal gear 62 of tape feed roller 6 simultaneously, the unidirectional tooth 41 of slide block 4 and internal gear 62 one way engagement of tape feed roller 6, tape feed roller 6 can only folk prescription to rotation, spur this moment can pull out after braces 10 overcomes spiral spring 7 elastic force, because unidirectional tooth 41 effects of slide block 4, the back tape feed roller 6 of loosing one's grip can not reverse under spiral spring 7 elastic force effects yet, and braces 10 can only stretch, and can not bounce back; After regulating the length of braces 10, the positioning convex point 13 with rotary switch 1 forwards the position that locking stuck point 25 cooperates to again, and braces 10 length adjustment work are finished.

When the utility model retraction braces 10, turning knob switch 1, make the positioning convex point 13 of rotary switch 1 be in bi-directional expansion stuck point 27 positions, as shown in Figure 7, this moment, latch segment 5 further bounced back by the drive lower edge chute 23 that is engaged in rotary switch 1 of pilot pin 51 with bayonet socket 11, inserted block 42 on the hypotenuse extruding slide block 4 on the latch segment 5 also makes slide block 4 retractions, notch 53 on the latch segment 5 inserts on the inserted block 42 of slide block 4, thereby the unidirectional tooth 41 of slide block 4 is separated with the internal gear 62 of tape feed roller 6, second latch segment 9 also further bounces back along chute 24 simultaneously, tape feed roller 6 can two-wayly rotate, braces 10 is in the state that not only can stretch but also can bounce back, tape feed roller 6 drives braces 10 and bounces back automatically under spiral spring 7 elastic force effects, thereby finishes braces 10 automatic retraction work.

Claims

1, a kind of braces container base that can bounce back automatically, comprise base (2), braces (10), tape feed roller (6), the spiral spring (7) of fixedlying connected with container, it is characterized in that: described tape feed roller (6) is arranged on the mandrel (21) of base (2) rotationally; Spiral spring (7) is arranged on the tape feed roller (6), and the one end is fixed on the mandrel (21), and the other end is fixed on the tape feed roller (6); Braces (10) is on tape feed roller (6), and the one end is fixed on the winding fastener (61) of tape feed roller (6), and the other end stretches out from the braces outlet of base (2); Between tape feed roller (6) and base (2), be provided with the braces telescopic control device.

2, the braces according to claim 1 container base that can bounce back automatically, it is characterized in that: described braces telescopic control device comprises latch segment (5), slide block (4), V-type spring (3), rotary switch (1), latch segment (5) is provided with pilot pin (51) and lock tooth (52), slide block (4) is provided with unidirectional tooth (41), rotary switch (1) is provided with bayonet socket (11), tape feed roller (6) is provided with internal gear (62), and base (2) is provided with chute (23) and guide groove (22); Rotary switch (1) is rotatably installed on the base (2), the chute (23) that latch segment (5) is installed in base (2) upward and by pilot pin (51) cooperates with the bayonet socket (11) of rotary switch (1), the lock tooth (52) of latch segment (5) is corresponding with the internal gear (62) of tape feed roller (6), slide block (4) is arranged in the guide groove (22) of base (2), the unidirectional tooth (41) of slide block (4) is corresponding with the internal gear (62) of tape feed roller (6), V-type spring (3) one ends are fixed on the base (2), and the other end is arranged on the slide block (4).

3, the braces according to claim 2 container base that can bounce back automatically, it is characterized in that: described latch segment (5) is provided with notch (53), and slide block (4) is provided with and the corresponding inserted block of notch (53) (42).

4, the container base that can bounce back automatically according to claim 2 or 3 described braces, it is characterized in that: described rotary switch (1) is provided with positioning convex point (13), is provided with locking stuck point (25), unidirectional flexible stuck point (26) and bi-directional expansion stuck point (27) with the corresponding base of positioning convex point (13) (2).

5, the braces according to claim 4 container base that can bounce back automatically is characterized in that: described tape feed roller (6) top is provided with pressing plate (8).

6, the braces according to claim 5 container base that can bounce back automatically, it is characterized in that: described base (2) is provided with second chute (24), rotary switch (1) is provided with second bayonet socket (12), second latch segment (9) is installed on second chute (24), and second latch segment (9) cooperates with second bayonet socket (12) of rotary switch (1) by pilot pin (91).