CN213341293U

CN213341293U - Distribution box of protective door lock structure

Info

Publication number: CN213341293U
Application number: CN202022392765.8U
Authority: CN
Inventors: 侯雪; 马莉
Original assignee: Beijing Qiluyb Switchgear Co ltd
Current assignee: Beijing Qiluyb Switchgear Co ltd
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-06-01
Anticipated expiration: 2030-10-24

Abstract

The utility model belongs to the technical field of the block terminal and specifically relates to a block terminal of protection door lock structure is related to, and it is including the chamber door that is provided with the lockhole, and the chamber door is provided with the support column in the waterproof ring of week side fixedly connected with of lockhole, chamber door, and the support column has the apron towards waterproof ring sliding connection, and the support column is provided with the adjusting part who is used for adjusting the apron position, is provided with the sealing member between apron and the waterproof ring. This application supports tightly through apron and waterproof ring, prevents that the interior periphery side of rainwater infiltration waterproof ring from having the effect that prevents the rainwater and get into the lock core by the lockhole to prevent that the lock core from intaking and rustting, be favorable to opening the lock smoothly.

Description

Distribution box of protective door lock structure

Technical Field

The application relates to the field of distribution boxes, in particular to a distribution box with a protective door lock structure.

Background

The distribution box is a low-voltage distribution device formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement. When the circuit is normally operated, the circuit can be switched on or switched off by a manual or automatic switch, and when the circuit is in fault or abnormal operation, the circuit can be switched off or the alarm can be given by a protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send signals for deviating from normal working state, and the measuring instrument is commonly used in various power distribution, distribution and transformation substations.

Retrieving now that a chinese patent who announces No. is CN206727471U discloses an outdoor block terminal, including box and outer container door, the box top is provided with the case lid, both sides are provided with first rake and second rake respectively around on the case lid, outer container door one side through a plurality of first hinges with the box is connected, outer container door inboard direction all around is provided with waterproof gasket, be located in the box the inboard of outer container door is provided with interior container door, interior container door one side through a plurality of second hinges with the inside wall of box is connected, the inside wall of interior container door with be provided with a plurality of expanding spring between the inside rear side wall of box, the fixed position of the rear side wall in the box is provided with circuit board and radiator unit.

In view of the above-mentioned related technologies, the inventor believes that although the box body and the box door of the distribution box can be waterproof, the door lock on the box door often contacts with rainwater, which easily causes rainwater to enter the lock cylinder from the lock hole, and causes the lock cylinder to rust and is difficult to smoothly open the door lock.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the rainwater got into the lock core by the lockhole, this application provides a block terminal of protection door lock structure.

The application provides a pair of block terminal of shutter lock structure adopts following technical scheme:

the utility model provides a block terminal of protection door lock structure, is including the chamber door that is provided with the lockhole, the chamber door is in the waterproof ring of week side fixedly connected with of lockhole, the chamber door is provided with the support column, the support column orientation waterproof ring sliding connection has the apron, the support column is provided with and is used for adjusting the adjusting part of apron position, the apron with be provided with the sealing member between the waterproof ring.

Through adopting above-mentioned technical scheme, utilize adjusting part drive apron to remove towards waterproof ring along the support column for the apron is fixed in and supports tight position with waterproof ring, utilizes the sealing member between apron and the waterproof ring to prevent the interior periphery side of rainwater infiltration waterproof ring, realizes preventing that the rainwater from getting into the effect of lock core by the lockhole, thereby prevents that the lock core from intaking and rustting, when utilizing adjusting part to make the apron keep away from waterproof ring, be convenient for unblank at the inside key that inserts of guard ring, so that open the lock smoothly.

Preferably, the adjusting component comprises a supporting block and a screw rod, the supporting block and the screw rod are made of plastic materials, the supporting block is fixedly connected with the supporting column, the supporting block faces the box door and is provided with a screw hole in a penetrating mode, the screw rod penetrates through the screw hole and is in threaded connection with the supporting block, the cover plate is sleeved on the periphery of the supporting column and slides along the supporting column, and the screw rod is rotatably connected with the cover plate.

By adopting the technical scheme, the cover plate is sleeved on the periphery of the support column and is in rotary connection with the screw rod, so that the cover plate is prevented from rotating around the support column, when the screw rod is rotated, the screw rod moves towards or away from the box door through the threaded connection between the screw rod and the support block, the screw rod drives the cover plate to move towards or away from the waterproof ring, and the effect of conveniently adjusting the distance between the cover plate and the waterproof ring is realized; the screw rod and the supporting block are made of plastic materials, so that the production cost is low, the threaded connection between the screw rod and the supporting block is prevented from being locked due to rusting, and the smooth adjustment of the position of the cover plate is guaranteed.

Preferably, the sealing member includes the rubber ring, the rubber ring with the apron orientation the one end fixed connection of chamber door, the waterproof ring is kept away from the one end of chamber door has seted up the recess along its circumference, the rubber ring with recess interference fit.

Through adopting above-mentioned technical scheme, when the apron moves towards waterproof ring for rubber ring and recess are aimed at, and when apron and waterproof ring butt, the rubber ring is pegged graft in the recess, through rubber ring and recess interference fit, strengthens the sealed effect between waterproof ring and the apron, prevents effectively that the rainwater from permeating inside the waterproof ring.

Preferably, the box door is fixedly connected with a connecting column, the supporting column is coaxially and rotatably connected with the connecting column, and the connecting column and the supporting column are made of plastic materials.

Through adopting above-mentioned technical scheme, the support column rotates with the spliced pole to be connected, when the waterproof ring was kept away from to the apron, rotates the support column and makes the skew waterproof ring of apron, when the skew waterproof ring of the projection of the apron perpendicular to door body, is convenient for insert the lockhole with operating personnel to be convenient for unblank.

Preferably, the removable protective cover that is provided with of chamber door, waterproof ring with the support column all is located the inside of protective cover.

Through adopting above-mentioned technical scheme, utilize the protective cover to cover waterproof ring, apron and support column, be favorable to reducing the rainwater and the contact between waterproof ring, apron and the support column, be favorable to preventing the rainwater from soaking the lockhole, and be favorable to preventing that sunshine from insolate waterproof ring, apron and support column.

Preferably, chamber door fixedly connected with holding ring, waterproof ring with the support column all is located the inner periphery side of holding ring, the external screw thread has been seted up to the periphery side of holding ring, the internal thread has been seted up to the internal perisporium department of protective cover, the protective cover with holding ring threaded connection, the protective cover with the holding ring is the plastics material.

Through adopting above-mentioned technical scheme, through the threaded connection of protective cover and holding ring, the protective cover of being convenient for is fixed or the separation with the door body, and protective cover and holding ring are the plastics material, are favorable to preventing that the threaded connection department between protective cover and the holding ring from getting rusty and blocking and die, and the holding ring is located the interior periphery side of protective cover, is favorable to preventing that the holding ring from being exposed to the sun and ageing.

Preferably, the outer wall of the protective cover is fixedly connected with a rubber layer.

Through adopting above-mentioned technical scheme, utilize the rubber layer to be favorable to preventing that the protective cover from being exposed to the sun and ageing.

Preferably, the spread groove has been seted up to the spliced pole, the support column with spread groove grafting adaptation, week side fixedly connected with gird of support column, the spliced pole in the perisporium department of spread groove has seted up the annular, the gird slide assembly in the annular.

Through adopting above-mentioned technical scheme, when rotating the support column, the support column is located the spread groove internal rotation, and the ring strip is located the annular internal rotation, realizes being convenient for to rotate the effect of support column, is favorable to the support column to drive the skew waterproof ring of apron smoothly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cover plate is tightly abutted against the waterproof ring, the rubber ring is inserted into the groove, the sealing effect between the waterproof ring and the cover plate is enhanced, rainwater is prevented from permeating the inner peripheral side of the waterproof ring, the effect of preventing rainwater from entering the lock cylinder from the lock hole is realized, and the lock cylinder is prevented from being rusted due to water inflow;

2. when the screw drives the cover plate to be far away from the waterproof ring, the support columns rotate on the connecting columns, so that the support columns can drive the cover plate to deviate from the waterproof ring, an operator can conveniently insert a key into the lock hole, and unlocking is facilitated;

3. locate the week side of holding ring through the protective cover, be favorable to reducing the contact between rainwater and waterproof ring, apron and the support column, be favorable to preventing the rainwater from soaking the lockhole, and be favorable to preventing sunshine insolate holding ring, waterproof ring, apron, screw rod and support column.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application.

Fig. 3 is an enlarged view at a in fig. 2.

Description of reference numerals: 1. a box door; 2. a waterproof ring; 3. a support pillar; 4. a cover plate; 5. a rubber ring; 6. a groove; 7. a support block; 8. a screw; 9. a screw hole; 10. a handle; 11. connecting columns; 12. connecting grooves; 13. a ring strip; 14. a ring groove; 15. a first stopper; 16. a second limiting block; 17. a protective cover; 18. a positioning ring; 19. a rubber layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses block terminal of protection door lock structure.

Referring to fig. 1 and 2, a block terminal of protection door lock structure, including the chamber door 1 that is provided with the lockhole, chamber door 1 is in the waterproof ring 2 of week side fixedly connected with of lockhole, and chamber door 1 is provided with support column 3, and support column 3 has apron 4 towards waterproof ring 2 sliding connection, and apron 4 cover is located the week side of support column 3 and is slided along support column 3.

Referring to fig. 3, be provided with the sealing member between apron 4 and the waterproof ring 2, the sealing member includes rubber ring 5, rubber ring 5 and apron 4 towards the one end fixed connection of chamber door 1, and waterproof ring 2 keeps away from the one end of chamber door 1 and has seted up recess 6 along its circumference,

rubber ring

5 and 6 interference fit of recess.

In order to facilitate the position of adjusting apron 4, support column 3 is provided with adjusting part, adjusting part includes supporting shoe 7 and screw rod 8, supporting shoe 7 and screw rod 8 are the plastics material, supporting shoe 7 and support column 3 fixed connection, supporting shoe 7 runs through towards chamber door 1 and has seted up screw 9, screw rod 8 wear to locate screw 9 and with supporting shoe 7 threaded connection, screw rod 8 rotates with apron 4 to be connected, the one end fixedly connected with handle 10 of apron 4 is kept away from to screw rod 8.

Referring to fig. 2 and 3, the cover plate 4 is sleeved on the periphery of the support column 3, and the cover plate 4 is rotatably connected with the screw rod 8, so that the cover plate 4 is prevented from rotating around the support column 3, when the screw rod 8 is rotated through the handle 10, the screw rod 8 is connected with the support block 7 through threads, the screw rod 8 moves towards or deviates from the box door 1, the screw rod 8 moves towards or deviates from the waterproof ring 2, and the effect of adjusting the distance between the cover plate 4 and the waterproof ring 2 is achieved. Screw rod 8 and supporting shoe 7 are the plastics material, and not only low in production cost, and be favorable to preventing the threaded connection department between screw rod 8 and the supporting shoe 7 because of rusty the card die, be favorable to guaranteeing to adjust the position of apron 4 smoothly.

When apron 4 moves towards waterproof ring 2, make rubber ring 5 aim at with recess 6, move to when supporting tightly with waterproof ring 2 along support column 3 towards waterproof ring 2 when apron 4, rubber ring 5 pegs graft in recess 6, through

rubber ring

5 and 6 interference fit of recess, strengthen the sealed effect between waterproof ring 2 and the apron 4, effectively prevent rainwater infiltration waterproof ring 2's interior week side, the realization prevents that the rainwater from getting into the effect of lock core by the lockhole, thereby prevent that the lock core from intaking to rust. When the screw 8 drives the cover plate 4 to be far away from the waterproof ring 2, an operator can conveniently insert a key into the lock hole between the cover plate 4 and the waterproof ring 2, so that the door lock can be smoothly opened.

Referring to fig. 3, in order to facilitate unlocking, the connecting column 11 is fixedly connected to the box door 1, the supporting column 3 is connected with the connecting column 11 in a coaxial rotating manner, the connecting column 11 is provided with a connecting groove 12, the supporting column 3 is in plug-in fit with the connecting groove 12, the circumferential side of the supporting column 3 is fixedly connected with a ring strip 13, the connecting column 11 is provided with a ring groove 14 in the circumferential wall of the connecting groove 12, the ring strip 13 is assembled in the ring groove 14 in a sliding manner, and the connecting column 11, the supporting. 1 first stopper 15 of fixedly connected with of chamber door, the week side fixedly connected with second stopper 16 of support column 3, when rubber ring 5 and recess 6 align, the mutual butt of second stopper 16 and first stopper 15.

Referring to fig. 2 and 3, the screw 8 drives the cover plate 4 to move away from the waterproof ring 2, so that the rubber ring 5 moves away from the groove 6 and then rotates the supporting column 3 in the direction away from the first limiting block 15, the supporting column 3 is located in the connecting groove 12 to rotate, the ring strip 13 is located in the annular groove 14 to rotate, and the effect of rotating the supporting column 3 conveniently is achieved.

The support column 3 drives the cover plate 4 and deviates from the waterproof ring 2, when the cover plate 4 is perpendicular to the projection of the door body and deviates from the waterproof ring 2, the key can be conveniently inserted into the lock hole by an operator, and therefore unlocking is facilitated. When waterproof ring 2 is sealed to needs for support column 3 drives apron 4 and swings towards waterproof ring 2 direction, and when second stopper 16 and first stopper 15 butt, rubber ring 5 aligns with recess 6, is favorable to rubber ring 5 to peg graft smoothly in the recess 6.

Referring to fig. 2 and 3, in order to prevent sunshine insolation waterproof ring 2, apron 4 and

support column

3, 1 removable protective cover 17 that is provided with of chamber door, 1 fixedly connected with holding ring 18 of chamber door, waterproof ring 2 and support column 3 all are located the interior periphery side of holding ring 18, the external screw thread has been seted up to the periphery side of holding ring 18, the internal thread has been seted up to protective cover 17's interior perisporium department,

protective cover

17 and 18 threaded connection of holding ring. Protective cover 17 and holding ring 18 are the plastics material, and protective cover 17's outer wall all fixedly connected with rubber layer 19.

Through protective cover 17 and holding ring 18's threaded connection, the protective cover 17 of being convenient for is fixed with the door body or separates, when protective cover 17 covers establish with holding ring 18's week side, waterproof ring 2, apron 4, support column 3 and holding ring 18 all are located protective cover 17's inside.

The contact between rainwater and the waterproof ring 2, the cover plate 4 and the supporting columns 3 is favorably reduced, and the rainwater is favorably prevented from entering the lock hole. The protective cover 17 and the positioning ring 18 are made of plastic materials, so that the rusty and stuck connection between the protective cover 17 and the positioning ring 18 is prevented, and the production cost is low.

And the rubber layer 19 is favorable for preventing the protective cover 17 from being exposed to the sun and aging, and the protective cover 17 is favorable for preventing the positioning ring 18, the waterproof ring 2, the cover plate 4, the screw 8 and the support column 3 from being exposed to the sun, so that the service lives of the positioning ring 18, the waterproof ring 2, the cover plate 4, the screw 8 and the support column 3 are prolonged.

The implementation principle of the embodiment of the application is as follows:

rotate support column 3 on spliced pole 11 for support column 3 drives apron 4 and swings towards waterproof ring 2 direction, and second stopper 16 and first stopper 15 butt, and rubber ring 5 aligns with recess 6 this moment. Rotate screw rod 8 through handle 10 after that, utilize the threaded connection of screw rod 8 and supporting shoe 7 for screw rod 8 drives apron 4 and moves towards waterproof ring 2, makes rubber ring 5 peg graft smoothly and goes into recess 6, strengthens the sealed effect between waterproof ring 2 and the apron 4, prevents that rainwater infiltration waterproof ring 2's the week side of week. Then, the protective cover 17 covers the periphery of the positioning ring 18, and the protective cover 17 is in threaded connection with the positioning ring 18, so that the positioning ring 18, the waterproof ring 2, the cover plate 4, the screw 8 and the support column 3 are prevented from being exposed to sunlight.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a block terminal of shutter lock structure which characterized in that: including chamber door (1) that is provided with the lockhole, chamber door (1) is in all sides fixedly connected with waterproof ring (2) of lockhole, chamber door (1) is provided with support column (3), support column (3) orientation waterproof ring (2) sliding connection has apron (4), support column (3) are provided with and are used for adjusting the adjusting part of apron (4) position, apron (4) with be provided with the sealing member between waterproof ring (2).

2. The electrical distribution box of a protective door lock structure of claim 1, wherein: the adjusting component comprises a supporting block (7) and a screw rod (8), the supporting block (7) and the screw rod (8) are made of plastic, the supporting block (7) is fixedly connected with the supporting column (3), the supporting block (7) faces towards the box door (1) in a penetrating mode, a screw hole (9) is formed in the box door (1), the screw rod (8) is arranged in a penetrating mode in the screw hole (9) and in threaded connection with the supporting block (7), the cover plate (4) is sleeved on the supporting column (3) in the circumferential direction and along the supporting column (3) in a sliding mode, and the screw rod (8) is rotatably connected with the cover plate (4).

3. The electrical distribution box of a protective door lock structure of claim 1, wherein: the sealing member includes rubber ring (5), rubber ring (5) with apron (4) orientation the one end fixed connection of chamber door (1), waterproof ring (2) are kept away from the one end of chamber door (1) is seted up recess (6) along its circumference, rubber ring (5) with recess (6) interference fit.

4. The electrical distribution box of a protective door lock structure of claim 1, wherein: chamber door (1) fixedly connected with spliced pole (11), support column (3) with spliced pole (11) coaxial rotation is connected, spliced pole (11) with support column (3) are the plastics material.

5. The electrical distribution box of a protective door lock structure of claim 1, wherein: chamber door (1) is removable to be provided with protective cover (17), waterproof ring (2) with support column (3) all are located the inside of protective cover (17).

6. The electrical distribution box of claim 5, wherein: chamber door (1) fixedly connected with holding ring (18), waterproof ring (2) with support column (3) all are located the interior periphery side of holding ring (18), the external screw thread has been seted up to the periphery side of holding ring (18), the internal screw thread has been seted up to the interior perisporium department of protective cover (17), protective cover (17) with holding ring (18) threaded connection, protective cover (17) with holding ring (18) are the plastics material.

7. The electrical distribution box of claim 5, wherein: the outer wall of the protective cover (17) is fixedly connected with a rubber layer (19).

8. The electrical distribution box of claim 4, wherein: connecting groove (12) have been seted up in spliced pole (11), support column (3) with the adaptation is pegged graft in connecting groove (12), all sides fixedly connected with gird (13) of support column (3), spliced pole (11) in annular (14) have been seted up in the perisporium department of connecting groove (12), gird (13) sliding assembly in annular (14).