CN212428385U

CN212428385U - Simple door lock for box transformer substation net door

Info

Publication number: CN212428385U
Application number: CN202020739652.8U
Authority: CN
Inventors: 陈学波
Original assignee: Ningbo Haiyue Electrical Apparatus Manufacturing Co ltd
Current assignee: Ningbo Haiyue Electrical Apparatus Manufacturing Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-01-29
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to a case becomes accessory technical field, especially discloses a simple and easy lock of case becomes net door, including clamping screw, clamping screw fixes in the upper end that the case becomes net door frame, the screw rod is close to the case becomes net door one end and installs the locating part, clamping screw keeps away from case becomes net door one end and installs locking Assembly, clamping screw is close to the position threaded connection of locking Assembly outer end has lock nut, locking Assembly includes the locking block of triangle-shaped form, the fillet is handled in three angles of locking block, the locking block be close to the center position on the upper side be equipped with clamping screw assorted through hole. The utility model provides a simple and easy lock of case becomes net door, this lock can prevent effectively because the case becomes the condition that net door vibration and produce not hard up or drop to can angle regulation, thereby make things convenient for the switch of case becomes the net door, the operation when being convenient for maintain.

Description

Simple door lock for box transformer substation net door

Technical Field

The utility model relates to a case becomes accessory technical field, especially relates to a simple and easy lock of case becomes net door.

Background

The outdoor box transformer substation is special electrical connection equipment for completing cable lines in a power distribution system, is used outdoors and provides convenience for cable connection of the power distribution system.

The box transformer substation network door in the prior art is prone to false alarm, and the reason is that a network door bolt is often loosened due to vibration of the box transformer substation and may even fall off due to vibration, so that the network door cannot press a travel switch, and the system detects a corresponding signal, and then the alarm or trip phenomenon occurs.

To above problem, the utility model provides a simple and easy lock of case and substation net door.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a simple and easy lock of case becomes net door is provided, this lock can prevent effectively because the case becomes the vibration of net door and produces the condition not hard up or that drop to can angle regulation, thereby make things convenient for the switch of case to become the net door, operation when being convenient for maintain.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a simple and easy lock of case becomes net door, includes clamping screw, clamping screw fixes the upper end at case becomes net door frame, the screw rod is close to case becomes net door one end and installs the locating part, clamping screw keeps away from case becomes net door one end and installs the locking Assembly, clamping screw is close to the position threaded connection of locking Assembly outer end has lock nut.

The locking assembly comprises a locking block in a triangular shape, round corners of the locking block are processed, a through hole matched with the fixing screw rod is formed in the position, close to the center, of the locking block on the upper side, the locking block is close to the through hole, a rubber gasket is fixedly mounted at the position of the through hole, and a reinforcing member is mounted at the upper end of the locking block.

The locking piece is kept away from one side of locating part is equipped with first recess, first recess is close to through hole lower extreme position, first recess internal fixation has the fixed axle, fixedly connected with dead lever on the fixed axle, it is connected with the dwang to rotate on the fixed axle, the dwang with be connected with the torsional spring between the fixed axle, the dead lever with the dwang all stretches out outside the first recess.

The locking block with the rubber packing ring is close to through hole lower extreme position is equipped with the second recess, the second recess with first recess intercommunication has the pull groove, the second recess is just right the locating part, be connected with the stopper through sliding fit's mode in the second recess, the stopper with be connected with spacing spring between the second recess inner wall, the stopper is close to spacing spring one end is connected with the stay cord, the stay cord passes the pull groove with the dwang is connected.

Preferably, the reinforcing member is including installing the fixed block of locking piece upper end position, be close to on the fixed block first recess one side is connected with the rubber tape, rubber tape trailing end connection has square reinforcing block, reinforcing block installs the tail end and consolidates the magnetite, the rubber tape is kept away from reinforcing magnetite one side is installed the pull ring.

Preferably, the limiting part comprises a limiting barrel fixedly installed on the outer wall of the fixing screw rod, the limiting barrel is right opposite to a limiting groove arranged at the position of the limiting block, the limiting groove is matched with the limiting block, the limiting groove is evenly distributed on the side wall of the limiting barrel along the circumferential direction of the fixing screw rod, and the outer wall of the limiting barrel is right opposite to a notch groove arranged at the position of the limiting groove.

Preferably, the upper end of the locking nut is provided with a reinforcing groove matched with the reinforcing block, an adsorption magnet is installed in the reinforcing groove, and the adsorption magnet and the reinforcing magnet are attracted mutually.

Preferably, the right outer wall of the rubber gasket is provided with an accurate groove matched with the notch groove at the position of the limiting block.

Preferably, the locking block is made of aluminum-zinc alloy.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the utility model provides a simple and easy lock of case becomes net door, this lock can prevent effectively because the case becomes the condition that the net door vibration produced not hard up or dropped to can angle regulation, thereby make things convenient for the switch of case change net door, the operation when being convenient for maintain.

2. The utility model provides a simple and easy lock of case becomes net door, wherein locking assembly cooperatees with spacing subassembly, conveniently adjusts the locking block to suitable angle for this simple and easy lock can only open net door on the left side or net door on the right or both sides net door as required and open simultaneously, to the operation of net door during convenient maintenance.

3. The utility model provides a simple and easy lock of case becomes net door, this simple lock locking piece is because of the focus effect under normal condition, down blocks the net door all the time, and the reinforcement component cooperatees in addition, can prevent that lock nut is not hard up because of vibrations and drops even to avoid appearing the net door and press the condition that travel switch can not live the wrong report police.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the structure in direction a of fig. 2 according to the present invention.

Wherein: the device comprises a fixing screw rod 1, a limiting piece 2, a limiting barrel 21, a limiting groove 22, a groove 23, an alignment groove 230, a locking component 3, a locking block 31, a through hole 32, a rubber washer 33, a reinforcing member 34, a fixing block 341, a rubber belt 342, a reinforcing block 343, a reinforcing groove 3430, a reinforcing magnet 344, a pull ring 345, a first groove 35, a fixing shaft 36, a fixing rod 360, a rotating rod 37, a second groove 38, a traction groove 39, a limiting block 391, a limiting spring 392, a pulling rope 393 and a locking nut 4.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1, the simple door lock for the box transformer substation mesh door is mounted at the position of a door frame at the upper end of the middle of two mesh doors of the box transformer substation mesh door and comprises a fixing screw 1, the fixing screw 1 is fixed at the upper end of the door frame at the middle of the box transformer substation mesh door, a limiting part 2 is mounted at one end of the screw close to the box transformer substation mesh door, a locking assembly 3 is mounted at one end of the fixing screw 1 far away from the box transformer substation mesh door, and a locking nut 4 is in threaded connection at the position of the fixing screw 1 close to the outer; this simple door lock locking piece 31 is because of the focus effect under normal condition, down block the net door all the time, locking subassembly 3 cooperatees with locating part 2 in addition, the convenient suitable angle of adjusting locking piece 31, make this simple and easy lock can only open net door on the left or net door on the right or both sides net door as required and open simultaneously, to the operation of net door during convenient maintenance, supplementary reinforcement member 34 cooperatees, can prevent that lock nut 4 from not hard up or even dropping because of vibrations, thereby avoid appearing the net door and press the condition that can not live travel switch and take place the wrong report of police.

Referring to fig. 2 to 3, the locking assembly 3 includes a triangular locking block 31, three corners of the locking block 31 are rounded, the locking block 31 is made of aluminum-zinc alloy, a through hole 32 matched with the fixing screw 1 is formed in a position, close to the center, of the locking block 31, a through hole 32 is formed in the position, close to the through hole 32, of the locking block 31, a rubber gasket 33 is fixedly installed in the position, close to the through hole 32, of the locking block 31, and the rubber gasket 33 and the through hole 32 are coaxial with the fixing screw; the locking assembly 3 is inserted into the fixing screw rod 1 through the through hole 32, then the locking nut 4 is installed on the fixing screw rod 1 near the outer side of the locking assembly 3, and finally the reinforcing member 34 is installed.

One side of the locking block 31, which is far away from the limiting member 2, is provided with a first groove 35, the first groove 35 is close to the lower end position of the through hole 32, a fixing shaft 36 is fixed in the first groove 35, a fixing rod 360 is fixedly connected to the fixing shaft 36, a rotating rod 37 is rotatably connected to the fixing shaft 36, a torsion spring is connected between the rotating rod 37 and the fixing shaft 36, and the fixing rod 360 and the rotating rod 37 all extend out of the first groove 35.

The locking piece 31 and the rubber washer 33 are provided with a second groove 38 near the lower end of the through hole 32, the second groove 38 is communicated with the first groove 35 to form a traction groove 39, the second groove 38 is opposite to the limiting piece 2, a limiting block 391 is connected in the second groove 38 in a sliding fit manner, a limiting spring 392 is connected between the limiting block 391 and the inner wall of the second groove 38, one end of the limiting block 391, which is close to the limiting spring 392, is connected with a pulling rope 393, and the pulling rope 393 penetrates through the traction groove 39 to be connected with the rotating rod 37.

The limiting part 2 comprises a limiting barrel 21 fixedly installed on the outer wall of the fixing screw rod 1, a limiting groove 22 is formed in the position, opposite to the limiting block 391, of the limiting barrel 21, the limiting groove 22 is matched with the limiting block 391, the limiting groove 22 is evenly distributed on the side wall of the limiting barrel 21 along the circumferential direction of the fixing screw rod 1, and an engraving groove 23 is formed in the position, opposite to the limiting groove 22, of the outer wall of the limiting barrel 21.

During specific work, the locking block 31 is inserted into the fixing screw rod 1, then the limiting block 391 is aligned to the limiting groove 22 at the lowest end, and the limiting block 391 is inserted into the limiting groove 22, so that the rubber gasket is in contact with the side wall of the limiting barrel 21, and at the moment, the locking block 31 is clamped with the fixing screw rod 1.

The reinforcing member 34 is installed at the upper end of the locking block 31, the reinforcing member 34 includes a fixing block 341 installed at the upper end of the locking block 31, a rubber belt 342 is connected to one side of the fixing block 341 close to the first groove 35, a reinforcing block 343 is connected to the tail end of the rubber belt 342, a reinforcing magnet 344 is installed at the tail end of the reinforcing block 343, and a pull ring 345 is installed on one side of the rubber belt 342 far away from the reinforcing magnet 344.

The upper end of the locking nut 4 is provided with a reinforcing groove 3430 matched with the reinforcing block 343, and an absorption magnet is arranged in the reinforcing groove 3430 and is attracted with the reinforcing magnet 344.

After the locking assembly 3 is installed, the locking nut 4 is installed on the screw rod and tightly attached to the rubber gasket 33 to be screwed, then the reinforcing block 343 on the rubber belt 342 is placed into the reinforcing groove 3430, the reinforcing magnet 344 and the adsorption magnet attract each other, the reinforcing block 343 is clamped with the reinforcing groove 3430, the square structure of the reinforcing block 343 is realized, the locking block 31 cannot move in a normal state, the reinforcing block 343 is tightly connected with the reinforcing groove 3430, and under the condition of vibration of the box transformer substation door, the locking nut 4 cannot loosen or even fall.

An alignment groove 230 matched with the notch 23 is arranged at the position of the right outer wall of the rubber gasket 33 to the limiting block 391, and the angle of the locking block 31 is adjusted by observing the condition that the notch 23 corresponds to the alignment groove 230.

When the box transformer needs to be overhauled, the net door of the box transformer needs to be opened, at this time, the pull ring 345 is pulled first, the reinforcing block 343 is pulled out of the reinforcing groove 3430, the locking nut 4 is unscrewed again without completely unscrewing the locking nut 4, then the fixing rod 360 and the rotating rod 37 are pressed by hands, under the action of the fixing shaft 36, the rotating rod 37 rotates around the fixing shaft 36, the fixing rod 360 and the rotating rod 37 which are positioned at the outer side gradually approach, the rotating rod 37 positioned in the first groove 35 is connected with the pull rope 393 and rotates around the fixing shaft 36, the pull rope 393 penetrates through the traction groove 39 to pull the limiting block 391 to squeeze the limiting spring 392, so that the limiting block 391 leaves the limiting groove 22 to enter the second groove 38, at the same time, the fixing rod 360 and the rotating rod rotate around the fixing screw rod 1, the fixing rod 360 and the rotating rod 360 drive the locking block 31 to rotate around the fixing screw rod 1, when the proper position is rotated, the notch 23, loose hand for stopper 391 is reset by the power of spacing spring 392 and torsional spring, stopper 391 enters into the spacing groove 22 in this position and realizes spacingly, tighten lock nut 4 again, it can be with locking Assembly 3 adjusted position easy maintenance to install reinforcement member 34, wherein locking Assembly 3 cooperatees with locating part 2, conveniently adjust locking Block 31 to suitable angle, moreover, the operation is simple, adjust the rotatory angle of locking Block 31 as required, make this simple and easy lock can only open the net door on the left or only open the net door on the right or both sides net door and open simultaneously, operate the net door during convenient maintenance.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a simple and easy lock of case and substation net door, includes clamping screw (1), its characterized in that: the fixing screw rod (1) is fixed at the upper end of a box transformer substation network door frame, a limiting piece (2) is installed at one end, close to the box transformer substation network door, of the screw rod, a locking assembly (3) is installed at one end, far away from the box transformer substation network door, of the fixing screw rod (1), and a locking nut (4) is in threaded connection at a position, close to the outer end of the locking assembly (3), of the fixing screw rod (1);

the locking assembly (3) comprises a triangular locking block (31), round corners of the locking block (31) are rounded, a through hole (32) matched with the fixing screw rod (1) is formed in the position, close to the center, of the locking block (31) on the upper side, a rubber gasket (33) is fixedly installed at the position, close to the through hole (32), of the locking block (31), and a reinforcing component (34) is installed at the upper end of the locking block (31);

a first groove (35) is formed in one side, away from the limiting part (2), of the locking block (31), the first groove (35) is close to the lower end of the through hole (32), a fixing shaft (36) is fixed in the first groove (35), a fixing rod (360) is fixedly connected to the fixing shaft (36), a rotating rod (37) is rotatably connected to the fixing shaft (36), a torsion spring is connected between the rotating rod (37) and the fixing shaft (36), and the fixing rod (360) and the rotating rod (37) both extend out of the first groove (35);

the locking block (31) and the rubber gasket (33) are close to the lower end of the through hole (32) and are provided with a second groove (38), the second groove (38) is communicated with the first groove (35) to form a traction groove (39), the second groove (38) is right opposite to the limiting part (2), a limiting block (391) is connected in the second groove (38) in a sliding fit mode, a limiting spring (392) is connected between the limiting block (391) and the inner wall of the second groove (38), one end, close to the limiting spring (392), of the limiting block (391) is connected with a pull rope (393), and the pull rope (393) penetrates through the traction groove (39) and is connected with the rotating rod (37).

2. A box transformer substation net door simple door lock as claimed in claim 1, characterized in that: the reinforcing member (34) comprises a fixing block (341) installed at the upper end position of the locking block (31), a rubber belt (342) is connected to one side, close to the first groove (35), of the fixing block (341), the tail end of the rubber belt (342) is connected with a square reinforcing block (343), a reinforcing magnet (344) is installed at the tail end of the reinforcing block (343), and a pull ring (345) is installed on one side, far away from the reinforcing magnet (344), of the rubber belt (342).

3. A box transformer substation net door simple door lock as claimed in claim 1, characterized in that: the limiting part (2) comprises a limiting barrel (21) fixedly mounted on the outer wall of the fixing screw rod (1), a limiting groove (22) is formed in the position, corresponding to the limiting block (391), of the limiting barrel (21), the limiting groove (22) is matched with the limiting block (391), the limiting groove (22) is evenly distributed in the circumferential direction of the fixing screw rod (1) on the side wall of the limiting barrel (21), and an engraving groove (23) is formed in the position, corresponding to the limiting groove (22), of the outer wall of the limiting barrel (21).

4. A box transformer substation net door simple door lock as claimed in claim 2, characterized in that: the upper end of the locking nut (4) is provided with a reinforcing groove (3430) matched with the reinforcing block (343), an adsorption magnet is installed in the reinforcing groove (3430), and the adsorption magnet and the reinforcing magnet (344) attract each other.

5. A box transformer substation net door simple door lock as claimed in claim 3, characterized in that: an accurate groove (230) matched with the notch groove (23) is formed in the position, facing the limiting block (391), of the right outer wall of the rubber gasket (33).

6. A box transformer substation net door simple door lock as claimed in claim 1, characterized in that: the locking block (31) is made of aluminum-zinc alloy.