CN1294333C

CN1294333C - Frame

Info

Publication number: CN1294333C
Application number: CNB021538816A
Authority: CN
Inventors: 吉川和良
Original assignee: Kawamura Electric Inc
Current assignee: Kawamura Electric Inc
Priority date: 2001-12-26
Filing date: 2002-12-04
Publication date: 2007-01-10
Anticipated expiration: 2022-12-04
Also published as: CN1428490A; JP2003193728A

Abstract

providing a rack capable of eliminating a projected portion in an equipment storage space of a door rear part even if a three-point locking structure is provided and also eliminating the need of using round bar. A lever body 8 is disposed at the rear part of a door 1 opposed to the edge part of a rack body 2, locking claws are fitted to the upper and lower ends of the lever body 8, and locking holes 15 for lockingly inserting the locking claws are provided at the edge part front faces of the rack body 2 opposed to each other. The lever body 8 is formed in an L-shape in cross section having a front plate parallel with the rear face of the door 1 and a side plate facing a door inside face 1a, elongated holes 9 arranged straight forward are provided in the side plate at proper positions. The lever body 8 is screwed to the side plate 1a so as to be slidably movable in vertical direction. Also, an engagement groove 14 for a stop metal bar 6 at the rear part of a handle is provided in the side plate generally at the center part thereof.

Description

Framework

Technical field

The present invention relates to framework, particularly be arranged on the improvement of the tying mechanism on the door of framework front as the cabinet of taking in communication apparatus and casing etc.

Background technology

In framework in the past, beyond the handle back, on totally 3 positions a door tying is fixed on the chassis body in the top of door, bottom, its form is from as shown in Figure 5 structure as can be known.The door 20 of Fig. 5, the back that has the handle mechanism portion 21 of handle in front, connect by the bar 22a, the 22b that extend to top and below, consistent with handle rotation tying operation, bar 22a, 22b opposite action, and outstanding action below reaching above the door, both sides' front end enters into the open frame of chassis body (not shown) the inside, on the Detent fitting 23 together tying chassis body that are connected on the handle, and at 3 position sealing fixed gates.

But, under the situation of above-mentioned Frame door 20 in the past, bar 22a, 22b and be set in the handle mechanism portion 21, the Detent fitting 23 of tying on chassis body connects, because in course of action, keep extending up and down while the holding member 24 that is set at door 20 backs, thus the position of rearward giving prominence to from the door back side be present in whole about.Therefore, the framework usefull space at a back reduces, and the phenomenon that hinders near the equipment protuberance of framework frontal width is arranged, and have near the front in framework under the situation of cable connection, and the possibility of twining cable on bar 22a, 22b is arranged.In addition, because bar 22a, 22b use round steel, so add the other special equipment of needs in man-hour.

Summary of the invention

Therefore, the present invention is point in view of the above problems, even its objective is a kind of 3 fixedly tying structures that have are provided, yet outstanding position on the equipment accommodation space at door back does not need to use the framework of round steel in addition.

For addressing the above problem; Technical scheme 1 of the present invention; It is the handle mechanism section that carries out the tying action by operation setting at the handle of face in front of the door in chassis body; Carry out the tying action with 2 tying devices that are arranged on linkedly a top and bottom with above-mentioned handle operation in chassis body; The framework of handle door tying on chassis body on whole 3 positions; It is characterized in that: above-mentioned tying device is arranged on the door back relative with the edge of chassis body; The tying support portion that possesses the above-mentioned tying device of tying in the edge part front of correspondence

Wherein above-mentioned 2 tying devices connect with 1 body of rod that forms linearity, this body of rod has the junction surface at the Detent fitting of the enterprising action work of chassis body with handle mechanism portion, the tying action of the body of rod and Detent fitting is moved linkedly, make above-mentioned tying device on the tying support portion, carry out the tying action

The wherein above-mentioned body of rod has along the side plate of the medial surface configuration of door, the junction surface of setting and Detent fitting on this side plate, and this body of rod is installed on the door in the following manner: it can slippage be connected to suitable location on medial surface.

The inventive features of technical scheme 2 of the present invention is: in the invention of technical scheme 1, above-mentioned tying device is hook-shaped tying pawl, and the tying support portion is made up of the tying hole of inserting the above-mentioned projection body of tying.

Description of drawings

Fig. 1 represents an example of the embodiment of framework of the present invention, is the oblique view of observing Frame door from the rear.

Fig. 2 is the Frame door of presentation graphs 1 and the oblique view of chassis body relation.

Fig. 3 (a) is the A portion enlarged drawing of Fig. 1.

Fig. 3 (b) is the B portion enlarged drawing of Fig. 1.

Fig. 4 is the partial plan layout for the framework of explanation body of rod action.

Fig. 5 observes the exploded perspective view of the door of framework in the past from the rear.

Symbol description

1, door 2, chassis body 4, handle 5, handle mechanism portion 6, Detent fitting 8, body of rod 8b, side plate 11, tying pawl 14, engaging groove 15, tying hole 16, tying accessory as the tying support portion as the tying device

The specific embodiment

Below, describe in detail specific embodiment of the present invention according to drawing.Fig. 1, Fig. 2 represent an example of the framework relevant with the present invention, and Fig. 1 is that the oblique view as the door of pith of the present invention is observed in expression from the rear, and Fig. 2 is that framework oblique view is behind the door unloaded in expression.In the drawings, the 1st, door, the 2nd, chassis body, door 1 has handle 4 on the general central position, left side in front, at the back of handle 4, handle mechanism portion 5 is set, and it will be arranged on Detent fitting 6 tyings at handle back on chassis body 2 by operating handle.

On the handle side end at door 1 back, the body of rod 8 that configuration can move up and down along medial surface 1a.The body of rod 8 curves L word shape by the band steel with band shape and forms roughly 2 limits of quadrature and form, and with a side face (front side board) 8a and front configured in parallel, the opposing party's face (side plate) 8b is configured to rearward contact with the door medial surface from front side board 8a.Slotted hole 9 on the suitable location of side plate 8b (for example 4 positions) forms a rectilinear form longitudinally, connects with screw 10 on medial surface 1a by this slotted hole 9, can remain on the above-below direction slippage.

In addition, on the locational body of rod 8 upper and lower end parts relative with side plate 8b, shown in the B portion enlarged drawing of the A portion enlarged drawing of Fig. 3 (a) and Fig. 3 (b), form the

tying pawl

11,11 of tying device by front side board 8a.Tying pawl 11 is formed rearward outstanding, forms slot-shaped tying recess 12 from top, and the body of rod 8 forms the tying action above moving to the time.

The body of rod 8 forms engaged groove 14 on the position of side plate 8b substantial middle, it is to insert the junction surface that Detent fitting 6 carries out joint action.So form this engaged groove 14, make shown in the arrow C of Fig. 1, Detent fitting 6 inserts from the below rotation, and during insertion, tying is in the upper end of engaged groove 14, along with the spinning movement of Detent fitting 6, and the body of rod 8 slippage upward.

Then, on the front correspondence position of the edge of opening portion of chassis body 2, as shown in Figure 2, insert the tying hole 15 that is arranged on the tying pawl 11 on the door 1, be formed on up and down on 2 positions, form at upper and lower door 1 and be fixed on the chassis body 2 by tying.

Fig. 4 is illustrated near the frame plane key diagram of handle under the state of closing door 1 tying operating handle 4.In the drawings, the 16th, the tying accessory of insertion tying Detent fitting 6, it is set on the door 1 side panel 8b position adjacent with the edge of opening portion front of close box frame body 2, Detent fitting 6 is with when the body of rod 8 engages, be inserted into tying in tying accessory 16, the substantial middle of door 1 partly is fixed on the chassis body 2.

Below, the door shutoff operation and the opening operation of the framework that constitutes more than illustrating.The door shutoff operation as mentioned above, the handle 4 that is arranged on door 1 front by rotary manipulation carries out shutoff operation, Detent fitting 6 tyings are on tying accessory 16, door 1 middle body tying is fixed on the chassis body 2.Simultaneously, by the rotation of Detent fitting 6, the body of rod 8 slippage upward, when closing door 1, the tying recess 12 that is inserted in 2 tying pawls 11 in the tying hole 15 is being seized the upper end tying in the tying hole 15 on the marginal portion that is formed on chassis body 2 on both sides by the arms.Thus, on 3 positions, the door tying is fixed on the chassis body.

Opening door operation, get final product with reverse rotation operating handle 4, the connection of the Detent fitting 6 and the body of rod 8 is untied, the body of rod 8 is by gravity and press the following side slip of engaged groove 14, when the tying of tying pawl 11 is disengaged, the tying of tying accessory 6 also is disengaged, and by forwards dragging handle 4, door 1 is opened.

Like this because as the tying pawl tying of tying device in chassis body edge part front, so can barre etc. the tying device form component configuration in chassis body edge part front, can make the not outstanding parts of the accommodation space in framework thus.For this reason, even on 3 positions the structure of tying, can not make that accommodation space diminishes in the framework yet.In addition, because the body of rod etc. do not expose at the door back, so also do not have winding such as stube cable.

In addition, because,, can be arranged to simple formation so do not need to make other parts of the body of rod and handle operation interlock with the Detent fitting direct control body of rod of handle mechanism portion.

And then, because the body of rod along the configuration of door medial surface, is connected on the suitable position of the medial surface of door, so use plate-shaped member to form conveniently, unnecessary thus use round steel etc. can be made with general equipment, can utilize the rim charge when making framework, make at an easy rate.In addition, tying device and tying support portion are tying pawl and tying hole, can simply make.

And then, in the above-described embodiment, side plate and front side board are set, the barre body forms section L word shape, still, keeps intensity on the side plate if make, then even without front side board also can, in this case, the tying pawl extends formation from side plate and gets final product.

According to above detailed description, if adopt the invention of technical scheme 1, because the tying device is in the front tying of chassis body edge part, so can form parts at the tying device of the chassis body edge part former configuration body of rod etc., can make thus not to the outstanding parts of the inner accommodation space of framework, even the mechanism of tying on 3 positions can not dwindle the accommodation space in the framework yet.In addition, because the body of rod etc. is exposed from the door back, there is not the winding of stube cable etc. yet.

If adopt the invention of technical scheme 2, on the effect of technical scheme 1, because,, can make simple formation so do not need to make the miscellaneous part of the body of rod and handle operation interlock with the Detent fitting direct control body of rod of handle mechanism portion.

If adopt the invention of technical scheme 3, one of technical scheme 1 or effect of 2, because bar disposes along the door medial surface, be connected on the suitable position, an inboard, so form more conveniently with plate-shaped member, do not need to use round steel thus, can make with common apparatus, rim charge in the time of can utilizing framework to make can cheap making.

In addition, if adopt the invention of technical scheme 4, on any one effect of technical scheme 1 to 3, can simple and easyly make the tying device and be the system support portion.

Claims

1. framework, be by the operation that is located at the handle of face in front of the door, the handle mechanism portion that on chassis body, carries out the tying action, on chassis body, carry out the tying action with the top and 2 the tying devices of bottom that are arranged on door linkedly with above-mentioned handle operation, on whole 3 positions,, it is characterized in that the framework of door tying in chassis body:

Above-mentioned tying device is arranged on the door back relative with the edge part of chassis body, is equipped with the tying support portion of the above-mentioned tying device of tying in the edge part front of correspondence,

Wherein above-mentioned 2 tying devices, connect with 1 body of rod that forms linearity, this body of rod has and carries out the junction surface of the tying accessory of tying action on the chassis body of handle mechanism portion, the tying action of the body of rod and Detent fitting is moved linkedly, make above-mentioned tying device on the tying support portion, carry out the tying action

The wherein above-mentioned body of rod has the side plate along door medial surface configuration, is provided with the junction surface with Detent fitting on this side plate, and this body of rod is installed on the door in the following manner: it can slippage be connected to suitable location on medial surface.

2. framework as claimed in claim 1, wherein the tying device is hook-shaped tying pawl, the tying support portion is made up of the tying hole of inserting the above-mentioned tying pawl of tying.