CN2186505Y

CN2186505Y - Side buckle device for box

Info

Publication number: CN2186505Y
Application number: CN 93220746
Authority: CN
Inventors: 江枝昌
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-08-19
Filing date: 1993-08-19
Publication date: 1995-01-04
Anticipated expiration: 2003-08-19

Abstract

The utility model relates to a side buckle device for box, composed of a buckle part equipped on a box body and a hook part equipped on a box cover. The buckle part comprises a body which is provided with a first containing room, a sliding part and a clamping block which are provided with a second containing room, a first spring part and a hooked block which are between the sliding part and the inner wall of the first containing room and a second spring part which is provided between the hooked block and the inner wall of the second containing room; the hook part is provided with two caulking grooves which are separated from each other for the preset distance. When the hook part extends in to the buckle part, the caulking groove on the hook part can wedge with the clamping block so as to form fastening-fixing state; when the sliding part is pushed to the other position, the hooked block is wedged with the other caulking groove, which prevents the sliding part from returning to the home position and enables the buckle part and the hook part to form the predissociation attitude.

Description

Side buckle device for box

The utility model relates to a kind of fastening device of case class, is meant a kind of side fastening device of case class especially.

The unitary construction of case class consists predominantly of a casing and a case lid, and makes this casing and case lid hinged with a stiff end respectively, and is respectively equipped with button portion and hook part at its free end, and when making case lid cover on casing, button portion and hook part are interlocked.When the volume of casing and case lid hour, only just can make it form air-tight state with one group of fastening device, but when the volume of chest is big, because of its side edge length becomes bigger, although its free end still can be combined closely, its dual-side is then because length is too big, take up article slightly for a long time in case, this dual-side will distending, causes the free end contraposition not just, make snapping improper, even the interior article of case are directly dropped out.

The purpose of this utility model provides a kind of side fastening device of case class, and it is installed in the both sides of chest, can make casing airtight with the corresponding both sides of case lid, and easy to use.

The utility model is achieved in that it is to be made of with a hook part that is installed on the case lid a button portion that is installed on the casing, wherein should button portion include a body, it contains one first room and is located at first notch and second notch on its surrounding; A sliding part, be arranged in the mode that can slide in first room of body, it has one second room, one be located at its side and with corresponding the 3rd notch of first notch, a fixture block that is located in second room, its end that is wedge-like extends to the inside of the 3rd notch; One first elastic component is between the first room inwall and this sliding part one end; One is colluded piece, is installed in second room of sliding part, has a wedge-like protuberance, and this protuberance is positioned at the 3rd notch inboard; One second elastic component is in the second room inwall and this colludes between the predetermined position of piece;

This hook part has one first breach and one second breach of the preset distance of being separated by, and when wedging in this second room in this hook part through above-mentioned the first, the 3rd notch, this first breach, second breach can be respectively with respect to each fixture block with collude piece.

The utility model can adopt segmented to open case lid in use, promptly make the fastening device of case class dual-side become the pre-separation state earlier after, the user can vacate both hands and open casing and free-ended another snap close of case lid, and is easy to operate.Simultaneously, this device can make the dual-side of casing and case lid keep airtight.

Below in conjunction with preferred embodiment of the present utility model and accompanying drawing the utility model is elaborated.

Fig. 1 is the stereogram of a preferred embodiment of the present utility model.

Fig. 2 is the three-dimensional exploded view of a preferred embodiment of the present utility model.

Fig. 3 be a preferred embodiment of the present utility model along its axial cutaway view, show that its button portion and hook part form fastening state.

Fig. 4 be a preferred embodiment of the present utility model along its axial cutaway view, show that its button portion and hook part form the pre-separation state.

Consult each accompanying drawing, the utility model--case class side fastening device 10 includes the portion that buckles 16 on the casing 12 and is located at a hook part 18 on the case lid 14.This button portion 16 includes:

A body 20, it is elongated and be fixed on the side of casing 12, it has one first room 22 and opening towards casing 12 inboards, one first notch 24 is located at the upper end central authorities of body 20, one second notch 26 is located at the outside central authorities of body 20, and extending axially predetermined length along it, catch 28 nationalitys help pair of bolts 29 to be fixed on the open end of first room 22.

A sliding part 30, be set in the middle of first room 22 of this body 20, it has one second room 32, and its opening is towards the inboard of casing 12, one the 3rd notch 34 is located at the central part of its upper end, and its axial length is greater than the axial length of first notch 24.A fixture block 36 is one-body molded in second room, and extend to side-lower in it by the 3rd notch 34 right-hand members, and its upper surface is the shape that from top to bottom is tilted to the left corresponding to the 3rd notch 34, its lower surface 37 is parallel shape, a shrinkage pool 38 is arranged at the bottom left of second room 32, a pushing portion 39 is convexly equipped with at its outside end face, and can protrude from outside the body 20 via second notch 26.

One first spring 40, shape in the shape of a spiral, the one end withstands the inwall of first room 22, and the other end withstands the sliding part 30 corresponding ends outsides, be not subjected to slide onto predetermined primary importance left under the situation of external force to force this sliding part 30.

One is colluded piece 50, has a body portion 52, projection 54 from then on body portion 52 outwards protrudes suitable length, and be installed in the shrinkage pool 38 of sliding part 30 inboards as rotating shaft, an extension 56 is from the side of body portion 52 suitable length that stretches out, end at this extension 56 raises up suitably highly, form a lug boss 58, its left side is a perpendicular end surface, and the right side is then from top to bottom towards right bank.

One second spring 60 is torque spring, and an end props up the inwall of second room 32, and the other end withstands the outside of colluding piece 50, colludes piece 50 and be not subjected under the situation of external force to force, and makes the lug boss 58 on it upwards move to the precalculated position.

Hook part 18, basically in the form of sheets, its width is slightly less than the axial length of first notch 24, the dual-side outer rim of its lower end is the wedge shape of inclination from top to bottom respectively, its outside has one first breach 72, and its opening is towards right-hand, and the lower surface 73 of first breach, 72 inboards is horizontal, the opening of one second breach 74 is towards the below, and the right edge of second breach, 74 inboards is vertical configuration.

When the user covers case lid 14 on casing 12, hook part 18 will be with the wedge shape upper surface of its limit, lower end through fixture block 36, to force sliding part 30 to slide slightly to the right, again via first, the 3rd notch 24,34 and enter 32 li of second rooms (as shown in Figure 3) of sliding part 30, and make the sliding part 30 that is subjected to 40 ejections of first spring and returns to primary importance left, embed with the fixture block on it 36 in first breach 72 of these hook parts 18, make simultaneously first breach 72 and fixture block 36 in opposite directions in, outer face 73,37 relative apical graftings satisfy to form the fixing state that from then on hook part 18 can't be again deviate from the button portion.

When user's desire is opened closed casing 12 with case lid 14, promote this pushing portion 39 earlier sliding part 30 is passed to the right to the second place (as shown in Figure 4), fixture block 36 is withdrawed from outside first breach 72 of hook part 18, simultaneously, collude piece 50 with what sliding part 30 moved right, also the ejection because of its lug boss 58 its right end face 59 hooked parts 18 lower ends slightly moves down, and be subjected to the ejection of second spring 60 and move up again, and embed among second breach 74 up of hook part 18, make the left side on the lug boss 58 and second breach 74, right side perpendicular end surface 57,75 resist mutually, form to make sliding part can't return back to the pre-separation state of left side primary importance.

When the user desires to open case lid on the casing 12, can make fastening device 10 be in the pre-separation state earlier, at this moment, hook part 18 can't directly engage with button portion 16 again, and also do not separate between casing 12 and the case lid 14, the user only need vacate both hands and easily discharge and be located at casing 12 and get final product with another snap close 17 on case lid 14 free ends.

Claims

1, a kind of side fastening device of case class is made up of button portion that can corresponding fasten and hook part, it is characterized in that:

This button portion includes: a body, and it contains one first room and is located at first notch and second notch on its surrounding;

A sliding part, be arranged in the mode that can slide in first room of body, it has one second room, one be located at its side and with corresponding the 3rd notch of first notch, a fixture block that is located in second room, its end that is wedge-like extends to the inside of the 3rd notch;

One first elastic component is between the first room inwall and this sliding part one end;

One is colluded piece, is installed in second room of sliding part, has a wedge-like protuberance, and this protuberance is positioned at the 3rd notch inboard;

One second elastic component is in the second room inwall and this colludes between the predetermined position of piece;

2, case class side fastening device as claimed in claim 1, it is characterized in that: wherein fixture block has one first resistance end face corresponding to the 3rd notch, collude piece and have corresponding to one second of the sliding part glide direction and resist end face, first, second breach inner edge on the hook part has the 3rd of resisting end face corresponding to each first, second respectively and resists end face and one the 4th and resist end face.

3, case class side fastening device as claimed in claim 1, it is characterized in that: the long axis direction of the 3rd notch and first, the 3rd resists end face and parallels with the sliding axle direction of sliding part, and the first, the 4th resistance end face is then perpendicular with the glide direction of sliding part.

4, case class side fastening device as claimed in claim 1, it is characterized in that: the outer rim both sides, lower end of hook part are wedge shape, fixture block is towards a side of the 3rd notch and collude the side of piece towards fixture block, also is provided with and this corresponding wedge shape in lower end, hook part.

5, case class side fastening device as claimed in claim 1, it is characterized in that: be provided with a shrinkage pool in second room of sliding part, collude piece and be provided with a projection, this projection can above-mentioned shrinkage pool be a bearing just, and second elastic component is the torque spring that is set on this projection.

6, case class side fastening device as claimed in claim 1 is characterized in that: above-mentioned button portion includes a catch, and this catch is fixed on the openend of first room, deviates from each element that prevents to be located in the room.