CN201515572U

CN201515572U - Sliding device

Info

Publication number: CN201515572U
Application number: CN2009201790882U
Authority: CN
Inventors: 朱瑞霖
Original assignee: Shin Zu Shing Co Ltd
Current assignee: Shin Zu Shing Co Ltd
Priority date: 2009-09-21
Filing date: 2009-09-21
Publication date: 2010-06-23
Anticipated expiration: 2019-09-21

Abstract

A sliding device comprises a fixed frame, which is folded on both sides to form rails; a sliding frame; and two end seals, wherein the sliding frame includes a sliding frame body, and two elastic arms respectively arranged on both sides of the sliding frame body; each elastic arm includes a top end and a bottom end; the two elastic arms on the same side are arranged slantwise in such a manner that the top end is higher than the bottom end, and that the bottom ends of the two elastic arms are adjacent to each other and are connected with the frame body; the sliding frame is arranged on the fixed frame; the two elastic arms on both sides of the frame body are respectively located in one rail, the top end of the elastic arm is butted against the inner top end of the rail, and the bottom end is butted against the inner bottom end of the rail; and the end seals are respectively fixed at both ends of the fixed frame. The bottom end and the top end of the elastic arms keep reliable contact with the inside of the rails, so that the sliding frame can smoothly slide relative to the fixed frame without sloshing.

Description

Carriage

Technical field

The utility model is about a kind of carriage, refers to especially between a kind of protecgulum and base that is installed in cover sliding device, makes this protecgulum carriage of sliding of base relatively.

Background technology

The cover sliding device of being peddled on the market at present, electronic product such as camera, mobile phone for example, it has a protecgulum and a base, in between this protecgulum and base, be provided with one or more carriage, make protecgulum base slip relatively according to this, these cover sliding devices, use seasonal protecgulum to slide and base unlatching relatively, so that carry out the operation of device, and when not using, can make protecgulum close relatively, so that deposit or carry in base.

The carriage of prior art, see also shown in Figure 8, it consists predominantly of a fixture 51, a sliding part 52 and an engagement piece 53, wherein this fixture 51 interfixes in order to the base with cover sliding device, its two ends are through being bent to form a track 511, and this sliding part 52 interfixes in order to the protecgulum with cover sliding device, its two ends are placed in the track 511 of fixture 51 respectively and are and can slide along this track 511, so, when protecgulum is promoted, sliding part 52 just can slide with respect to fixture 51, and reaches the purpose of opening or closing protecgulum.

In the carriage of aforementioned prior art, the material of its fixture 51 uses sheet metal, and the bending of its two ends constituted this fixture 51, only the precision of sheet material bending forming process is not high, when therefore the track 511 of fixture 51 cooperates with the end of sliding part 52, it is highly too small and cause sliding part 52 to be difficult to slide track 511 often to occur, and perhaps track 511 is highly excessive and easily produce when causing sliding part 52 to slide and rock;

For solving this problem, the carriage of prior art generally further includes two engagement pieces 53, it is placed in respectively in the track 511 of fixture 51, and be formed with a slide rail 531 on the engagement piece 53, this slide rail 531 can be inserted and slides for the end of sliding part 52, engagement piece 53 adopts plastic processing to make, therefore the dimensional accuracy of its slide rail 531 is easier to control, when cooperating, be difficult for to produce the aforementioned shortcoming of sliding or rocking of being difficult to sliding part 52, yet the mode of this engagement piece 53 is set, the problem that to derive and have cost to rise, and cause the carriage overall volume to increase, and then will hinder the miniaturization of carriage.

Summary of the invention

Because though the set engagement piece of above-mentioned existing carriage can increase the fitness of fixture and sliding part, but bring the shortcoming that cost rises and volume increases also, the utility model is improved the fit structure between this sliding part and fixture, in the hope of good fitness being arranged also making under the situation that engagement piece need not be set between sliding part and the fixture.

For reaching above-mentioned utility model purpose, the employed technological means of the utility model is to provide a carriage, and it includes:

One fixing bolster, it is the lengthwise plate body, and two long limits of plate body are formed with two tracks that are positioned at plate body the same side through bending;

One slip bolster, it has a bolster body, the both sides of this bolster body are respectively equipped with two elastic arms, each elastic arm has a top ends and a bottom, wherein be positioned at two elastic arms of bolster body the same side, be top ends and be relatively higher than being obliquely installed of bottom, and the bottom of two elastic arms is adjacent and is connected in the bolster body, the slip bolster is arranged at fixedly on the bolster, two elastic arms of its bolster body both sides lay respectively in the track, and the top ends of elastic arm is butted on the track inner tip, and the bottom is butted on the track inner bottom;

The two ends sealing, its be provided with respectively be fixed in fixing bolster lengthwise to two ends on, and its dual-side is placed in respectively in the track and seals the opening of two rail end.

Carriage of the present utility model; the elastic arm that its slip bolster utilization is arranged in bolster body both sides slides in track; can be and reach with respect to the fixing purpose of bolster slippage; because the top ends of those elastic arms is not connected with the bolster body; therefore tolerable bending distortion to a certain degree when stressed; whereby; the fixing height of the track of bolster can be designed to less than the bottom root edge of this elastic arm and the difference in height between the top ends apical margin; so can guarantee to slide bolster when being assembled in fixedly bolster; the bottom of elastic arm and top ends all can keep in touch in track inside; be with carriage of the present utility model; its slip bolster need not cooperate the engagement piece of prior art; still can be smoothly in fixedly sliding on the bolster, and can not produce and rock.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is a part three-dimensional exploded view of the present utility model;

Fig. 3 top view of the present utility model;

Fig. 4 is the phantom of the utility model on the C-C section;

Fig. 5 is the phantom of the utility model on the B-B section;

Fig. 6 is the cutaway view of the utility model on the E-E section;

Fig. 7 is arranged at the schematic diagram of a cover sliding device for the utility model;

Fig. 8 is the phantom of the carriage of prior art.

Embodiment

Referring to Figure 1 and Figure 2, carriage of the present utility model, it includes fixedly bolster 10, a slip bolster 20 and a two ends sealing 30.

Described fixedly bolster 10 is the lengthwise plate body, two long limits of plate body are formed with two tracks 11 that are positioned at plate body the same side through bending, form a location protuberance 12 near lengthwise respectively to the place, two ends on the plate body, this positioning convex portion 12 is positioned at plate body the same side with track 11, and place, the two ends of relative each positioning convex portion 12 is formed with a chase 13 respectively on the plate body, between an end, be equipped with a connecting hole 14 respectively in each positioning convex portion 12 and lengthwise on the plate body in addition, run through being provided with a through hole 15 on the plate body between two positioning convex portion 12, the lengthwise of plate body is extended with one to two ends the foot rest 16 of usefulness is installed.

Described slip bolster 20 has a bolster body 21, be formed with an assembly hole 211 on it, both sides from bolster body 21 are extended with a wing plate 22 towards same side respectively, each wing plate 22 root edge is concaved with a location recess 221, this two wing plate 22 opposing to a side on be respectively equipped with two elastic arms 23, each elastic arm 23 has a top ends 231 and a bottom 232, be positioned at two elastic arms 23 on each wing plate 22, be inclined to set respectively, make its top ends 231 be relatively higher than bottom 232, and the bottom 232 of two elastic arms 23 is adjacent and is connected in bolster body 21;

Described two ends sealing 30 be provided with respectively be fixed in fixing bolster 10 lengthwises to two ends on, and its dual-side is placed in respectively in the track 11 and seals the opening of two tracks, 11 ends, a clamping block 31 can further be equipped with in end sealing 30 bottoms, and this clamping block 31 snaps in the described connecting hole 14.

Cooperation is extremely shown in Figure 6 referring to Fig. 3, described slip bolster 20 is arranged at fixedly on the bolster 10, two elastic arms 23 on its two wing plate 22 lay respectively in the track 11, and the top ends 231 of elastic arm 23 is butted on track 11 inner tip, and bottom 232 is butted on track 11 inner bottom, make the slip bolster 20 can be along fixing bolster 10 lengthwises to slip, and since fixedly bolster 10 two ends be provided with described end sealing 30, therefore can avoid sliding bolster 20 from fixedly bolster 10 disengagings, in addition, the lengthwise that slides to fixing bolster 10 when slip bolster 20 is during to two ends, and the location indentations 221 of its wing plate 22 root edges can be fastened on positioning convex portion 12, and slip bolster 20 and fixing bolster 10 are located mutually.

Referring to shown in Figure 7, carriage of the present utility model, it is in order between the protecgulum 41 and base 42 that are arranged at a cover sliding device, embodiment is provided with two carriages as shown in the figure, wherein the slip bolster 20 of each carriage interfixes with protecgulum 41, and fixedly bolster 10 interfixes with base 42, assembly hole 211 on the slip bolster 20 and fixedly the foot rest 16 on the bolster 10 can not combine to carry out fixed operation with fixture, when protecgulum 41 slided with respect to base 42, protecgulum 41 can drive slip bolster 20 relative fixed bolsters 10 and slide;

By as can be known aforementioned, the top ends 231 of the elastic arm 23 of slip bolster 20 is not connected with bolster body 21, therefore tolerable bending distortion to a certain degree when stressed, whereby, the fixing height of the track 11 of bolster 10 can be designed to less than bottom 232 root edges of this elastic arm 23 and the difference in height between top ends 231 apical margins, even so fixedly the precision of bolster 10 on making is not good, track 11 height that causes its each finished product is than set point hour, but top ends 231 pressurizeds of elastic arm 23 and can entering smoothly in track 11, perhaps when track 11 height are big than set point, but top ends 231 resiliences of elastic arm 23 are to keep in touch in track 11 tops, be with carriage of the present utility model, its slip bolster 20 can be smoothly in fixedly sliding on the bolster 10, and can not produce and rock.

Claims

1. carriage is characterized in that including:

2. carriage as claimed in claim 1 is characterized in that:

Described fixedly bolster forms a location protuberance near lengthwise respectively to the place, two ends on its plate body, and this positioning convex portion and track are positioned at plate body the same side;

Described slip bolster, the both sides of its bolster body are extended with a wing plate towards same side respectively, each wing plate root edge is concaved with a location recess, described elastic arm is located at this two wing plate respectively opposing to a side.

3. carriage as claimed in claim 2 is characterized in that described fixedly bolster, and place, the two ends of relative each positioning convex portion is formed with a chase respectively on its plate body.

4. carriage as claimed in claim 2 is characterized in that:

Described fixedly bolster is equipped with a connecting hole respectively in each positioning convex portion and lengthwise on its plate body between an end;

Described end sealing, a clamping block is equipped with in its bottom, and this clamping block snaps in the described connecting hole.

5. carriage as claimed in claim 3 is characterized in that:

6. carriage as claimed in claim 4 is characterized in that described fixedly bolster, and the lengthwise of its plate body is extended with a foot rest to two ends.

7. carriage as claimed in claim 5 is characterized in that described fixedly bolster, and the lengthwise of its plate body is extended with a foot rest to two ends.

8. as each described carriage of claim 1 to 7, it is characterized in that:

Described fixedly bolster runs through being provided with a through hole between two positioning convex portion on its plate body;

Be formed with an assembly hole on the described slip bolster.

9. cover sliding device, it includes a protecgulum and a base, it is characterized in that:

Further include at least onely, slide wherein that lid interfixes before bolster and the cover sliding device, and fixedly bolster and base interfix as each described carriage of claim 1 to 8.