CN217001286U

CN217001286U - Five-prevention safety lock for high-voltage board

Info

Publication number: CN217001286U
Application number: CN202122688576.XU
Authority: CN
Inventors: 王学保; 杨超棋; 杨姣姣; 何寒月
Original assignee: Xi'an Jiaoyang Electrical Equipment Group Co ltd
Current assignee: Xi'an Jiaoyang Electrical Equipment Group Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-07-19
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a five-prevention safety lock for a high-voltage cabinet, which relates to the technical field of high-voltage cabinets and comprises a lock body, wherein a convex body is arranged on the front side of the lock body, a lock hole is formed in the middle of the front side of the convex body, a protection mechanism is sleeved on the convex body and comprises a protection sleeve, the protection sleeve is sleeved on the convex body, a panel is fixed at the front end port of the protection sleeve, a through groove is formed in the middle of the panel, a holding groove is formed in the right side wall of the through groove, a dust cover is nested in the through groove, one end, close to the holding groove, of the dust cover is slidably nested in the holding groove, and a baffle is fixed at one end, located in the holding groove, of the dust cover. According to the utility model, the protection mechanism is sleeved on the convex body of the lock body, the front side surface of the convex body can be covered by the panel on the protection mechanism, and meanwhile, the lock hole can be covered and protected by the dustproof cover on the panel, so that the blockage of the lock hole due to the fact that dust and sundries enter the lock hole is avoided, and the use effect is improved.

Description

Five-prevention safety lock for high-voltage cabinet

Technical Field

The utility model relates to the technical field of high-voltage cabinets, in particular to a five-prevention safety lock for a high-voltage cabinet.

Background

The high-voltage cabinet is a general name of all cabinets of a high-voltage power system. The five-prevention in the high-voltage switch cabinet mainly means five-error operations of preventing mistaken switching on and off circuit breakers, loaded switching on and off isolating switches, electrified grounding wires, grounding switches, grounded wire switches and mistaken entering electrified intervals in the electrical operation. The five-prevention interlocking function is generally arranged in the electric power high-voltage switch cabinet, and is specially used for preventing electrical misoperation, ensuring the safe normal operation of the high-voltage switch cabinet and protecting the personal safety and the operation safety of electrical equipment. The five-prevention lock is a lock for high-voltage switch equipment. The lock forces the operator to operate the electrical equipment correctly according to the established safe operation procedure, thereby avoiding the occurrence of misoperation accidents and fully meeting the requirements of five prevention.

At present, most of the existing five-prevention safety locks do not have a covering mechanism outside the lock hole, the lock hole is exposed outside for a long time, and external dust and sundries easily enter the lock hole, so that the lock hole is blocked, and the using effect is influenced.

Therefore, it is necessary to provide a five-prevention safety lock for a high-voltage cabinet to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a five-prevention safety lock for a high-voltage cabinet, which is characterized in that a protection mechanism is sleeved on a convex body of a lock body, a panel on the protection mechanism can cover the front side surface of the convex body, and a dustproof cover on the panel can cover and protect a lock hole, so that the blockage of the lock hole due to the fact that dust and sundries enter the lock hole is avoided, the using effect is improved, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: a five-prevention safety lock for a high-voltage cabinet comprises a lock body, wherein a convex body is arranged on the front side of the lock body, a lock hole is formed in the middle of the front side of the convex body, a protection mechanism is sleeved on the convex body and comprises a protection sleeve, the protection sleeve is sleeved on the convex body, a panel is fixed at the front end port of the protection sleeve, a through groove is formed in the middle of the panel, a containing groove is formed in the right side wall of the through groove, a dust cover is nested in the through groove, one end, close to the containing groove, of the dust cover is slidably nested in the containing groove, a baffle is fixed at one end, located in the containing groove, of the dust cover, the baffle is in sliding connection with the containing groove, a reset spring is fixed at one side, away from the dust cover, of the reset spring is connected with the inner wall of the containing groove, one end, away from the baffle, of the reset spring is fixed at the front side of the dust cover, a push-pull block is fixed at the front side of the dust cover, the dustproof cover is characterized in that sliding grooves are formed in the upper side and the lower side of the through groove and communicated with the containing groove, sliding blocks are fixed to the upper side and the lower side of the dustproof cover, and the sliding blocks are nested in the sliding grooves.

Preferably, the dust cover and the sliding block are integrally processed and molded, and the sliding block is connected with the sliding groove in a sliding mode.

Preferably, a groove is formed in the left side of the through groove, an insertion block is arranged on the left side of the dustproof cover and is nested in the groove, a sealing strip is fixedly adhered to the left side of the insertion block, and the insertion block and the dustproof cover are integrally machined and formed.

Preferably, the dust cover is processed and molded by engineering plastics.

Preferably, the protective sleeve and the panel are both processed and formed by engineering plastics.

Preferably, the inner wall of the protecting sleeve and the inner wall of the panel are both fixed with protecting pads, and the protecting sleeve is connected with the convex body through bolts.

Preferably, the upper outer wall and the lower outer wall of the protective sleeve are embedded with reinforcing pieces at equal intervals, and the reinforcing pieces are made of stainless steel plates.

In the technical scheme, the utility model has the following technical effects and advantages:

1. the protection mechanism is sleeved on the convex body of the lock body, the front side face of the convex body can be covered by the panel on the protection mechanism, and meanwhile, the lock hole can be covered and protected by the dustproof cover on the panel, so that the blockage of the lock hole due to the fact that dust and sundries enter the lock hole is avoided, and the using effect is improved;

2. through having cup jointed protection machanism on the convex body of lock body, the last lag sleeve and the panel of protection machanism can protect the convex body, avoid the convex body to receive and cause the damage after external striking.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

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

FIG. 2 is a schematic view of the lock body of the present invention;

FIG. 3 is a schematic view of a dust cap of the present invention;

FIG. 4 is a cross-sectional view of a panel of the present invention;

FIG. 5 is a schematic view of FIG. 4 with the dust cover removed according to the present invention.

Description of reference numerals:

1 lock body, 2 convex bodies, 3 lockholes, 4 protection mechanisms, 5 protection sleeves, 6 panels, 7 through grooves, 8 accommodating grooves, 9 dust covers, 10 baffles, 11 return springs, 12 push-pull blocks, 13 sliding grooves, 14 sliding blocks, 15 grooves, 16 inserting blocks and 17 reinforcing sheets.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a five-prevention safety lock for a high-voltage cabinet, which comprises a lock body 1, wherein a convex body 2 is arranged on the front side of the lock body 1, a lock hole 3 is arranged in the middle of the front side of the convex body 2, a protection mechanism 4 is sleeved on the convex body 2, the protection mechanism 4 comprises a protection sleeve 5, the protection sleeve 5 is sleeved on the convex body 2, a panel 6 is fixed at the front end port of the protection sleeve 5, a through groove 7 is arranged in the middle of the panel 6, an accommodating groove 8 is arranged on the right side wall of the through groove 7, a dust-proof cover 9 is nested in the through groove 7, one end, close to the accommodating groove 8, of the dust-proof cover 9 is slidably nested in the accommodating groove 8, a baffle 10 is fixed at one end, located in the accommodating groove 8, the baffle 10 is slidably connected with the accommodating groove 8, and a reset spring 11 is fixed at one side, far away from the dust-proof cover 9, of the accommodating groove 10, one end, far away from the baffle 10, of the return spring 11 is connected with the inner wall of the containing groove 8, a push-pull block 12 is fixed on the front side of the dustproof cover 9, sliding grooves 13 are formed in the upper side and the lower side of the through groove 7, the sliding grooves 13 are communicated with the containing groove 8, sliding blocks 14 are fixed on the upper side and the lower side of the dustproof cover 9, and the sliding blocks 14 are embedded in the sliding grooves 13.

The dustproof cover 9 and the sliding block 14 are integrally processed and molded, and the sliding block 14 and the sliding groove 13 are connected in a sliding mode, so that the dustproof cover 9 and the sliding block 14 are high in connection strength and not prone to fracture.

Recess 15 has been seted up to the left side that leads to groove 7, the left side of shield 9 is provided with inserted block 16, inserted block 16 nestification is in recess 15, the left side fixed paste of inserted block 16 has the sealing strip, inserted block 16 and shield 9 integration machine-shaping can make shield 9 seal logical groove 7 effectively, have improved sealing performance.

The dust cover 9 is made of engineering plastics, and has the advantages of high rigidity, small creep, high mechanical strength, good heat resistance, good electrical insulation and low possibility of damage.

The implementation mode is specifically as follows: the convex body 2 of the lock body 1 is sleeved with the protection mechanism 4, the panel 6 on the protection mechanism 4 covers the front side surface of the convex body 2, the through groove 7 on the panel 6 corresponds to the lock hole 3 on the convex body 2, when unlocking is needed, the push-pull block 12 on the dustproof cover 9 is pulled to drive the dustproof cover 9 to be accommodated in the accommodating groove 8, so that the through groove 7 is opened, the lock hole 3 is exposed, a key is conveniently inserted for unlocking, when the key is pulled out, the reset spring 11 in the accommodating groove 8 pushes the baffle plate 10, the baffle plate 10 pushes the dustproof cover 9, the dustproof cover 9 slowly extends out of the accommodating groove 8, so that the dustproof cover 9 closes the through groove 7 to shield the lock hole 3, the lock hole 3 is effectively prevented from being exposed outside for a long time, dust sundries are prevented from entering the lock hole 3 to cause blocking, the embodiment specifically solves the problem that no mechanism is arranged outside the lock hole of the five-prevention safety lock existing in the prior art, and the lock hole is exposed outside for a long time, the dust and sundries outside easily enter the lockhole, which causes the lockhole to be blocked and affects the use effect.

As shown in fig. 1, the inner wall of the protection sleeve 5 and the inner wall of the panel 6 are both fixed with a protection pad, the protection sleeve 5 is connected with the convex body 2 through a bolt, and when the protection sleeve 5 or the panel 6 is impacted, a certain buffering effect can be achieved through the protection pad, so that the lock body 1 is protected.

The utility model discloses a protective sleeve 5, including reinforcing piece 17, reinforcing piece 17 is embedded to the impartial interval of upper and lower both sides outer wall of protective sleeve 5, reinforcing piece 17 adopts the corrosion resistant plate processing to make, and reinforcing piece 17 through corrosion resistant plate processing is made has improved protective sleeve 5's intensity for protective sleeve 5 is not fragile.

The protective sleeve 5 and the panel 6 are both made of engineering plastics, so that the structural strength is high, and the protective sleeve is not easy to damage.

The implementation mode is specifically as follows: the protective sleeve 5 is sleeved on the convex body 2 on the lock body 1, the convex body 2 can be protected through the protective sleeve 5, the convex body 2 is prevented from being damaged by impact of foreign objects, the protective sleeve 5 and the panel 6 are both made of engineering plastics, the rigidity is high, the creep deformation is small, the mechanical strength is high, the heat resistance is good, the electric insulation is good, the damage is not easy, the inner wall of the protective sleeve 5 and the inner wall of the panel 6 are both fixed with protective pads, when the protective sleeve 5 or the panel 6 is impacted, the protective pads can play a role of buffering, the lock body 1 is protected, the outer walls of the upper side and the lower side of the protective sleeve 5 are embedded with the reinforcing pieces 17 at equal intervals, the reinforcing pieces 17 are made of stainless steel plates, the strength of the protective sleeve 5 is improved, the protective sleeve 5 is not easy to damage, this embodiment has specifically solved the problem that five prevent safety locks that exist among the prior art receive the striking damage easily.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a high-voltage board is with five prevent safety locks, includes lock body (1), its characterized in that: the front side of the lock body (1) is provided with a convex body (2), the middle part of the front side of the convex body (2) is provided with a lock hole (3), the convex body (2) is sleeved with a protection mechanism (4), the protection mechanism (4) comprises a protection sleeve (5), the protection sleeve (5) is sleeved on the convex body (2), a panel (6) is fixed at the front end port of the protection sleeve (5), a through groove (7) is formed in the middle of the panel (6), an accommodating groove (8) is formed in the right side wall of the through groove (7), a dust cover (9) is nested in the through groove (7), one end, close to the accommodating groove (8), of the dust cover (9) is slidably nested in the accommodating groove (8), one end, located in the accommodating groove (8), of the dust cover (9) is fixed with a baffle (10), and the baffle (10) is slidably connected with the accommodating groove (8), one side of the baffle (10) far away from the dustproof cover (9) is fixed with a return spring (11), one end of the return spring (11) far away from the baffle (10) is connected with the inner wall of the accommodating groove (8), the front side of the dustproof cover (9) is fixed with a push-pull block (12), sliding grooves (13) are formed in the upper side and the lower side of the through groove (7), the sliding grooves (13) are communicated with the accommodating groove (8), sliding blocks (14) are fixed on the upper side and the lower side of the dustproof cover (9), and the sliding blocks (14) are nested in the sliding grooves (13).

2. The five-prevention safety lock for the high-voltage cabinet, according to claim 1, is characterized in that: the dustproof cover (9) and the sliding block (14) are integrally processed and formed, and the sliding block (14) is connected with the sliding groove (13) in a sliding mode.

3. The five-prevention safety lock for the high-voltage cabinet, according to claim 1, is characterized in that: groove (15) are seted up in the left side of logical groove (7), the left side of shield (9) is provided with inserted block (16), inserted block (16) nestification is in recess (15), the left side fixed paste of inserted block (16) has the sealing strip, inserted block (16) and shield (9) integration machine-shaping.

4. The five-prevention safety lock for the high-voltage cabinet, according to claim 1, is characterized in that: the dust cover (9) is processed and molded by engineering plastics.

5. The five-prevention safety lock for the high-voltage cabinet, according to claim 1, is characterized in that: the protective sleeve (5) and the panel (6) are both made of engineering plastics.

6. The five-prevention safety lock for the high-voltage cabinet, according to claim 1, is characterized in that: the inner wall of the protective sleeve (5) and the inner wall of the panel (6) are both fixed with protective pads, and the protective sleeve (5) is connected with the convex body (2) through bolts.

7. The five-prevention safety lock for the high-voltage cabinet, according to claim 1, is characterized in that: the protective sleeve is characterized in that reinforcing pieces (17) are embedded in the outer walls of the upper side and the lower side of the protective sleeve (5) at equal intervals, and the reinforcing pieces (17) are made of stainless steel plates.