CN2926425Y

CN2926425Y - Lock box of transformer cased door

Info

Publication number: CN2926425Y
Application number: CN 200620043402
Authority: CN
Inventors: 姚培民
Original assignee: Shanghai Zhixin Electric Co Ltd
Current assignee: Shanghai Zhixin Electric Co Ltd
Priority date: 2006-06-29
Filing date: 2006-06-29
Publication date: 2007-07-25
Anticipated expiration: 2016-06-29

Abstract

The utility model discloses an improved lock cassette of the transformer chamber gate comprising a lock blade, an operating grip, an axle bed of the lock blade and a handle rotating shaft seat, the lock blade axle bed which is connected with the lock spider via the axle fixed on the upper part of the lock cassette, on the lower part of which is fixed the handle rotating shaft seat. The operating grip comprises a hand grip, a bar with the axle hole and a middle frame which is arranged between the hand grip and the bar and which can pass through the lock spider and is connected with the axle of the hand grip rotating shaft seat. On the lower part of the lock spider a long-waist hole is arranged and on the middle and lower parts of the frame mouth of the middle frame a U-shaped sealing plate with upward opening is arranged which cowers the frame mouth of the middle frame into a step-shaped hole with big end up width. The improved lock cassette of the transformer chamber gate can satisfy the requirements of customers in various padlocks in different sizes, lengths and thicknesses, simplify the product specification, save the procurement cost and management cost and can make the producing convenient.

Description

The lock box of transformer chamber door

Technical field

The utility model relates to a kind of lock box that is applied to the transformer chamber door of all kinds of combined transformers, preassembled transformer station.

Background technology

It is the circular hole of 10mm that the lock box of existing transformer chamber door (model MS-819) locking plate top has only a diameter, the frame mouth of the center portion of operating grip is 22 * 70mm, therefore only be suitable for: lock ring is grown up in 50mm, the lock length overall is less than 140mm, lock body is wide less than 50mm, lock body is thick in 22mm, the lock ring diameter is less than the padlock of 10mm, can between the frame mouth space of the center portion of lock box operating grip, deviate from less than the 15mm padlock when lock body is thick, lose anti-theft feature, because of the padlock on the market all size is arranged again, the lock box accommodation of above-mentioned model is too little, for all size, length, the padlock that thickness differs, need the MS-819 lock box of several different sizes of buying, strengthened buying, management costs.

Summary of the invention

So the utility model purpose is overcoming the deficiencies in the prior art, and a kind of lock box of transformer chamber door is provided, this lock box can satisfy the padlock of all size and make anti-theft feature more reliable.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of lock box of improved transformer chamber door, comprise locking plate, operating grip, the locking plate axle bed, the arm pivot post seat, the locking plate axle bed is fixed on the top of lock box, locking plate is connected with the locking plate axle bed by axle, the arm pivot post seat is fixed on the bottom of lock box, operating grip comprises handle, the center portion of the bar portion in tape spool hole and the passed locking plate between handle and bar portion, pivotally connected with the arm pivot post seat, described locking plate bottom has a long lumbar hole, a U type shrouding with upward opening is fixed in the middle and lower part of the frame mouth of the center portion of described operating grip, and this shrouding covers into the up big and down small stepped bore of a width with the frame mouth of center portion.

The lock box of above-mentioned transformer chamber door, wherein, described long lumbar hole size is Φ 12 * 30mm.

The lock box of above-mentioned transformer chamber door, wherein, a diameter is arranged at described long lumbar hole top is the circular hole of Φ 12mm.

The lock box of above-mentioned transformer chamber door, wherein, the last hole width of described shoulder hole is 18～22mm, and following hole width is 6～8mm, and the following hole height of shoulder hole is 25～40mm, and the last hole height of shoulder hole is 1/3 of following hole height.

The lock box of above-mentioned transformer chamber door, wherein, the width of described U type shrouding equals the width of center portion, and it highly is 52～58mm.

The lock box of above-mentioned transformer chamber door, wherein, described U type shrouding is the ST12 steel plate.

The lock box of above-mentioned transformer chamber door, wherein, described center portion and U type shrouding are integrally formed.

The beneficial effects of the utility model are: the lock box of the transformer chamber door after the improvement can satisfy the padlock that the padlock length overall differs less than all size, length, the thickness of 22mm less than 50mm, lock thickness less than 140mm, lock body width, anti-theft feature is more reliable, simplified specification, saving buying, management cost, convenient production, the lock box specification of dispatching from the factory can be unified.

Description of drawings

Fig. 1 is the lock box front view of transformer chamber door of the present utility model;

Fig. 2 is the lock box left view of transformer chamber door of the present utility model;

Fig. 3 is the structural representation of operating grip in the lock box of transformer chamber door of the present utility model.

The specific embodiment

Referring to Fig. 1 to Fig. 3, a kind of lock box 1 of transformer chamber door, comprise locking plate 2, operating grip 3, locking plate axle bed 4, arm pivot post seat 5, wherein, locking plate 2 bottoms have the long lumbar hole 21 of a Φ 12 * 30mm, one diameter is arranged at long lumbar hole 21 tops is the circular hole 22 of Φ 12mm, locking plate axle bed 4 is fixed on the top of lock box 1, locking plate 2 is connected with locking plate axle bed 4 by the axle (not shown), operating grip 3 comprises handle 31, the center portion 33 of the bar portion 32 in tape spool hole and the passed locking plate 2 between handle 31 and bar portion 32, a U type shrouding 6 with upward opening is fixed in the middle and lower part of the frame mouth of the center portion 33 of operating grip 3, these U type shrouding 6 materials are the ST12 steel plate, this U type shrouding 6 and center portion 33 whole formation, its width K is 38mm, height H is 58mm, it covers into the up big and down small stepped bore of a width with the frame mouth of the center portion 33 of operating grip 3, the width K1 in the last hole of this shoulder hole is 22mm, the width K2 in following hole is 6mm, the following hole height H 1 of shoulder hole is 38mm, the last hole height H 2 of shoulder hole is 12mm, arm pivot post seat 5 is fixed on the bottom of lock box 1, and operating grip 3 is pivotally connected with arm pivot post seat 5.

The operating principle of the lock box of transformer chamber door of the present utility model is: earlier lock box 1 is fixed on the chamber door, axle (not shown) attended operation handle 3 in the lock box 1 in the arm pivot post seat 5 and the rear wall that passes lock box 1 connect dead bolt 7, dead bolt 7 two ends fixed connection lock pull bars 8, dead bolt 7 can rotate and drive lock pull bar 8 and move up and down along with the rotation of operating grip 3.When chamber door is in locking state, operating grip 3 is in parastate with the rear wall of lock box, handle 31 is in vertical with the sidewall of lock box 1, dead bolt 7 two ends are in upper-lower position, lock pull bar 8 stretches out the lockhole that chamber door enters on the tank wall to be opened, pass locking plate 2 and upwards change 90 ° of handles 31 that just can block on the operating grip 3 from the frame mouth of the center portion 33 of operating grip 3 this moment, make operating grip 3 can not rotate any angle again, the long lumbar hole 21 or the circular hole 22 that pass on the locking plate 2 through the lock ring of a padlock just can play antitheft effect.If will open chamber door, unload padlock earlier, locking plate is down changeed 90 °, make operating grip 3 can down change and be rotated counterclockwise to the parallel sidewalls of handle 31 with lock box 1, this moment, dead bolt 7 two ends were horizontal, the lockhole that lock pull bar 8 also withdraws from the tank wall to be opened.

Claims

1. the lock box of a transformer chamber door, comprise locking plate, operating grip, locking plate axle bed, arm pivot post seat, the locking plate axle bed is fixed on the top of lock box, locking plate is connected with the locking plate axle bed by axle, the arm pivot post seat is fixed on the bottom of lock box, and operating grip comprises the bar portion in handle, tape spool hole and the center portion of the passed locking plate between handle and bar portion, and is pivotally connected with the arm pivot post seat, it is characterized in that

Described locking plate bottom has a long lumbar hole;

A U type shrouding with upward opening is fixed in the middle and lower part of the frame mouth of the center portion of described operating grip, and this shrouding covers into the up big and down small stepped bore of a width with the frame mouth of center portion.

2. the lock box of transformer chamber door according to claim 1 is characterized in that, described long lumbar hole size is Φ 12 * 30mm.

3. the lock box of transformer chamber door according to claim 2 is characterized in that, a diameter is arranged at described long lumbar hole top is the circular hole of Φ 12mm.

4. the lock box of transformer chamber door according to claim 1 is characterized in that, the last hole width of described shoulder hole is 18 ~ 22mm, and following hole width is 6 ~ 8mm, and the following hole height of shoulder hole is 25 ~ 40mm, and the last hole height of shoulder hole is 1/3 of following hole height.

5. the lock box of transformer chamber door according to claim 1 is characterized in that, the width of described U type shrouding equals the width of center portion, and it highly is 52 ~ 58mm.

6. the lock box of transformer chamber door according to claim 1 is characterized in that, described U type shrouding is the ST12 steel plate.

7. according to the lock box of each described transformer chamber door of claim 1 to 6, it is characterized in that described center portion and U type shrouding are integrally formed.