CN217362155U

CN217362155U - Protective pressing plate protective cover

Info

Publication number: CN217362155U
Application number: CN202220735174.2U
Authority: CN
Inventors: 孙伟; 姜波; 乔凯; 惠杰; 王晓亮; 张天河; 毛琨; 菅有为; 孙兆国; 李海东; 李璨; 田兴华; 安祺; 张宇; 谢永强; 邢念海; 韩晓; 程昱鑫; 张子婕
Original assignee: Super High Voltage Co Of State Grid Shandong Electric Power Co; State Grid Corp of China SGCC
Current assignee: Super High Voltage Co Of State Grid Shandong Electric Power Co; State Grid Corp of China SGCC
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-09-02
Anticipated expiration: 2032-03-30

Abstract

The protection pressing plate protection cover comprises a rectangular cover, wherein four sides of the rectangular cover are respectively an upper side plate and a lower side plate which are horizontally arranged, and a left side plate and a right side plate which are vertically arranged. The utility model has the positive effects that: the utility model provides a secondary safety measure field execution secondary safety measure flow loaded down with trivial details relatively, the execution time is long on the right side, the problem of inefficiency, the standard nature that has improved the execution secondary safety measure is poor with the standardization, the pattern of carrying out the secondary safety measure is unified, aesthetic property is relatively poor scheduling problem, has improved the field work efficiency. The probability of occurrence of relay protection 'three errors' and personnel responsibility events is reduced, the tool can be repeatedly used, consumables are saved, waste is avoided, and therefore production cost can be saved, and the tool has good economic benefits.

Description

Protective pressing plate protective cover

Technical Field

The utility model belongs to the technical field of the auxiliary assembly technique of maintenance and specifically relates to a protection clamp plate protection casing.

Background

The protection pressing plate is also called a protection connecting sheet or a tripping pressing plate, is a bridge and a link for connecting the protection device with external wiring, and is related to whether the protection function and the action outlet can normally play a role. In the transformer substation maintenance work, the protection pressing plate needs to be disconnected before secondary maintenance workers work, so that the secondary maintenance workers cannot touch or mistakenly add analog quantity to an operation interval in the work, unnecessary faults are caused, secondary work safety measures are executed before field maintenance work, the work is temporary safety measures, the work needs to be recovered in time after the work is finished, some methods need to be adopted for clear identification, the measures which are isolated in the work are prevented from being recovered by mistake by someone, and meanwhile, after the work is finished, the work can be remarkably shown, which needs to be recovered, and omission is avoided. The existing secondary safety measures are generally carried out by adopting an insulating tape pasting method, an insulating tape is easy to fall off, the time for keeping the measures is short, the field work efficiency is reduced, and the defects of random pasting isolation, unattractive appearance, insecurity, inconvenience and inconvenience for field safety control are also overcome.

Disclosure of Invention

An object of the utility model is to provide a protection clamp plate protection casing, compare in traditional insulating tape-stripping's method, can effectively shorten the time of carrying out secondary safety measure, improve the efficiency of carrying out the measure, the holding time of secondary safety measure has been improved simultaneously, be difficult to drop after the measure is carried out, can play obvious isolation warning effect, and the standardization and the standard nature of carrying out the measure improve, the measure is carried out to accomplish the back unified pleasing to the eye, in addition the protection clamp plate protection casing can also used repeatedly, practice thrift the consumptive material, avoid extravagant, the problem among the prior art has been solved.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a protective pressing plate protective cover, which comprises a rectangular cover, wherein four sides of the rectangular cover are respectively an upper side plate and a lower side plate which are horizontally arranged, a left side plate and a right side plate which are vertically arranged, a first triangular bulge is arranged between the upper side of the left side plate and the upper side plate, the first triangular bulge comprises a first side plate and a second side plate, the first side plate is connected with the upper side plate, the second side plate is connected with the left side plate, a second triangular bulge is arranged between the lower side of the right side plate and the lower side plate, the second triangular bulge comprises a third side plate and a fourth side plate, the third side plate is connected with the lower side plate, the fourth side plate is connected with the right side plate, the first side plate and the third side plate are arranged in parallel, the second side plate and the fourth side plate are arranged in parallel, the upper side plate, the lower side plate, the left side plate, the right side plate, the first side plate, the second side plate, the third side plate and the fourth side plate are covered with a protective cover plate, two positioning insertion columns which are vertically arranged are arranged in the shield plate, the positioning insertion columns are positioned in the rectangular cover, a switch locking device is further arranged on the shield plate, and when the shield is sleeved on a protection pressing plate in a disconnected state, the switch locking device can prevent the shield from being separated from the protection pressing plate. The switch locking device comprises a sleeve arranged on a shield plate, the sleeve is positioned at the position of a triangular bulge, the sleeve is arranged along the length direction of a side plate, a sliding block is arranged in the sleeve in a matched manner, a locking rod is arranged on the sleeve far away from one end of the shield plate in a hinged manner, a linkage rod is arranged between the locking rod and the sliding block in a hinged manner, an avoiding groove matched with the linkage rod is arranged on the sleeve, a spring is also arranged in the sleeve between the sliding block and the shield plate, the spring always pushes the sliding block to be far away from the shield plate, the non-hinged end of the locking rod is far away from the sleeve, a wire-passing hole and a counter bore groove communicated with the inner cavity of the sleeve are arranged on the shield plate, the diameter of the wire-passing hole is smaller than that of the inner cavity of the sleeve, an unlocking rope is connected on the sliding block, one end of the unlocking rope, penetrating through the wire-passing hole, is connected with the unlocking ring, the unlocking ring is positioned in the counter bore groove, and the diameter of the unlocking ring is larger than that of the wire-passing hole, pulling the unlocking ring can overcome the elastic force of the spring to enable the locking rod to rotate to be close to the sleeve. The position that the upper side plate and the first side plate are connected is provided with a first positioning triangle, the position that the lower side plate and the third side plate are connected is provided with a second positioning triangle, and the first positioning triangle and the second positioning triangle are arranged correspondingly. The inner end faces of the left side plate and the right side plate are provided with placing grooves, magnets are installed in the placing grooves, and sealing glue layers are arranged on the outer sides of the magnets. The upper side plate, the lower side plate, the left side plate, the right side plate, the first side plate, the second side plate, the third side plate, the fourth side plate and the shield plate are all made of transparent materials, and warning slogans are further arranged on the shield plate.

The utility model has the positive effects that: a protection clamp plate protection casing, when carrying out and resuming secondary safety measure, convenient clamp plate safety measure through having carried out observes its actual state and position, ensures that secondary safety measure carries out and resumes and the in-process that keeps checks the state, the actual position and the name of confirming the clamp plate once more. The problems that the flow of executing the secondary safety measures on the site by the secondary work safety measures is relatively complex, the execution time is long, and the efficiency is low are solved, the problems that the standard and the normative of executing the secondary safety measures are poor, the style of executing the secondary safety measures is not uniform, the attractiveness is relatively poor, and the like are solved, and the site work efficiency is improved. The probability of occurrence of relay protection 'three errors' and personnel responsibility events is reduced, the tool can be repeatedly used, consumables are saved, waste is avoided, and therefore production cost can be saved, and the tool has good economic benefits.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a rear view of FIG. 1;

FIG. 3 is a schematic structural view of the present invention mounted on a protection pressing plate in an off state;

FIG. 4 is a schematic diagram of the structure of FIG. 3, taken in a clockwise direction from A to A;

FIG. 5 is a schematic view showing a state where the switch is restrained by the unlocking lever when the unlocking ring is pulled;

FIG. 6 is an enlarged view of a portion of I in FIG. 4;

FIG. 7 is an enlarged view of the cross-sectional view taken along line B-B in FIG. 2;

fig. 8 is an isometric view of another angle of the present invention.

Detailed Description

A protection clamp plate protection casing, as shown in fig. 1 and fig. 2, including the rectangle cover, the rectangle cover can cooperate with the pedestal of protection clamp plate, four sides of rectangle cover are the last curb plate 1 and the lower curb plate 2 that the level was arranged respectively to and vertical left side board 3 and the right side board 4 of arranging, it is protruding to be equipped with first triangle between the upside of left side board 3 and last curb plate 1, first triangle is protruding to include first curb plate 5 and second curb plate 6, first curb plate 5 is connected with last curb plate 1, second curb plate 6 is connected with left side board 3. A second triangular protrusion is arranged between the lower side of the right side plate 4 and the lower side plate 2, the second triangular protrusion comprises a third side plate 7 and a fourth side plate 8, the third side plate 7 is connected with the lower side plate 2, and the fourth side plate 8 is connected with the right side plate 4. The first side plate 5 and the third side plate 7 are arranged in parallel, the second side plate 6 and the fourth side plate 8 are arranged in parallel, as shown in fig. 3, the space between the first triangular protrusion and the second triangular protrusion can be matched with a switch of the protection pressing plate in an off state, and then the maintenance and protection of the off state of the protection pressing plate are realized.

At the curb plate 1, lower curb plate 2, left side board 3, right side board 4, first curb plate 5, second curb plate 6, third curb plate 7 and fourth curb plate 8 coat have the protecting cover plate 9, two location that arrange about installing in the protecting cover plate 9 are inserted post 10, the post 10 is inserted in the location is located the rectangle cover, seted up on the pedestal of protecting the clamp plate and inserted post 10 matched with jack with the location, insert post 10 through matched with jack and location and realize the location cooperation installation of protection casing on protecting the clamp plate, and the location inserts the both sides that post 10 is located the switch, can effectively limit switch's rotation, avoid the condition that the circular telegram appears in the maintenance process, and then guarantee the normal clear of maintenance operation.

When carrying out the maintenance operation, the protection casing is installed on the protection clamp plate, in order to avoid the people except maintainer to demolish the protection casing by mistake, still install switch locking device on the protection shield plate 9, when the protection casing suit was on the protection clamp plate that is in the off-state, switch locking device can prevent that the protection casing from breaking away from on the protection clamp plate, as shown in fig. 4, switch locking device is including installing sleeve 11 on protection shield plate 9, and sleeve 11 is located the protruding position department of triangle, and sleeve 11 sets up along the length direction of curb plate. Sliding blocks 12 are installed in the sleeve 11 in a matched mode, the sliding blocks 12 can move in the inner cavity of the sleeve 11 in a matched mode, a locking rod 13 is installed on the sleeve 11 at one end, far away from the protective cover plate 9, of the sleeve 11, a linkage rod 14 is installed between the locking rod 13 and the sliding blocks 12 in a hinged mode, an avoiding groove 15 matched with the linkage rod 14 is formed in the sleeve 11, and the locking rod 13 can rotate to be close to or far away from the sleeve 11 through transmission of the linkage rod 14 when the sliding blocks 12 move in the sleeve 11. Wherein the locking lever 13 can be located between the switch and the panel, which acts as a restraint when the shield is pulled away from the protective platen as a whole.

Also mounted in sleeve 11 between sliding block 12 and shield plate 9 is a spring 16, said spring 16 always having a tendency to push sliding block 12 away from shield plate 9 and the non-hinged end of locking lever 13 away from sleeve 11. As shown in fig. 6, the protective cover plate 9 is provided with a wire hole 17 and a counter bore groove 18 which are communicated with the inner cavity of the sleeve 11, the diameter of the wire hole 17 is smaller than the diameter of the inner cavity of the sleeve 11, the sliding block 12 is connected with an unlocking rope 19, one end of the unlocking rope 19 penetrating through the wire hole 17 is connected with an unlocking ring 20, the unlocking ring 20 is located in the counter bore groove 18, and the diameter of the unlocking ring 20 is larger than the diameter of the wire hole 17, so that the unlocking ring 20 is prevented from entering the wire hole 17.

The switch locking device in the protective cover is in the state shown in fig. 4 under the normal state, when the protective cover is installed on the protective pressing plate, the locking rod 13 in the opening state is contacted with the switch, along with the gradual advance of the protective cover, the switch in the inclined state can push the locking rod 13 to rotate to be close to the sleeve 11, when the locking rod 13 moves to be separated from the switch, under the elastic force action of the spring 16, the locking rod 13 is in the opening state again, at the moment, if the protective cover is separated from the protective pressing plate, the locking rod 13 plays a role in blocking, meanwhile, the unlocking ring 20 is positioned in the counter bore groove 18, and a non-maintainer cannot stretch into the counter bore groove 18 to pull out the unlocking ring 20, so that the installation state of the protective cover on the protective pressing plate is maintained. If the protective cover needs to be removed after the test is finished, a maintainer only needs to use a hook to extend into the counter bore groove 18 to pull out the unlocking ring 20, as shown in fig. 5, the unlocking ring 20 is pulled to overcome the elastic force of the spring 16 to enable the locking rod 13 to rotate to be close to the sleeve 11, the limit of the locking rod 13 on the switch is released, the protective cover can be removed, after the removal is finished, the locking rod 13 rotates to be in an open state again under the elastic force of the spring 16, the unlocking ring 20 also enters the counter bore groove 18 to recover the initial state, and the circulation reversible state conversion is achieved.

Further, for realizing the positioning and installation of the protective cover on the protective pressing plate in the disconnected state, as shown in fig. 2, the position where the upper side plate 1 is connected with the first side plate 5 is provided with a first positioning triangle 21, the position where the lower side plate 2 is connected with the third side plate 7 is provided with a second positioning triangle 22, the first positioning triangle 21 and the second positioning triangle 22 are correspondingly arranged, and the first positioning triangle 21 and the second positioning triangle 22 can be located at the position of a triangle gap between the switch and the base body of the protective pressing plate, so as to realize the positioning, assembly and installation.

Further, in order to realize the fastening connection of the whole protective cover on the panel where the protective pressing plate is located, as shown in fig. 7, a placing groove is formed in each of the inner end faces of the left side plate 3 and the right side plate 4, a magnet 23 is installed in the placing groove, a sealing adhesive layer 24 is arranged on the outer side of the magnet 23, the magnet 23 can generate suction force on the panel, the whole protective cover is attached to the panel tightly and is not easy to fall off, the sealing adhesive layer 24 can play an effective sealing role, and the magnet 23 is prevented from moving out of the placing groove.

Further, the upper side plate 1, the lower side plate 2, the left side plate 3, the right side plate 4, the first side plate 5, the second side plate 6, the third side plate 7, the fourth side plate 8 and the protective cover plate 9 are all made of transparent materials, so that when secondary safety measures are executed and restored, the actual states and positions of the secondary safety measures can be observed conveniently through the executed pressing plate safety measures, and the states, the actual positions and the names of the pressing plates are confirmed again in the executing, restoring and maintaining processes of the secondary safety measures. And a warning slogan is also arranged on the protective cover plate 9 to play a necessary warning role and prevent the misoperation of non-maintainers.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a protection clamp plate protection casing which characterized in that: comprises a rectangular cover, four side surfaces of the rectangular cover are respectively an upper side plate (1) and a lower side plate (2) which are horizontally arranged, and a left side plate (3) and a right side plate (4) which are vertically arranged, a first triangular bulge is arranged between the upper side of the left side plate (3) and the upper side plate (1), the first triangular bulge comprises a first side plate (5) and a second side plate (6), the first side plate (5) is connected with the upper side plate (1), the second side plate (6) is connected with the left side plate (3), a second triangular bulge is arranged between the lower side of the right side plate (4) and the lower side plate (2), the second triangular bulge comprises a third side plate (7) and a fourth side plate (8), the third side plate (7) is connected with the lower side plate (2), the fourth side plate (8) is connected with the right side plate (4), wherein the first side plate (5) and the third side plate (7) are arranged in parallel, second curb plate (6) and fourth curb plate (8) parallel arrangement have been stamped in last curb plate (1), lower curb plate (2), left side board (3), right side board (4), first curb plate (5), second curb plate (6), third curb plate (7) and fourth curb plate (8) and have guard plate (9), install two location that arrange from top to bottom in guard plate (9) and insert post (10), the location inserts post (10) and is located the rectangle cover, still install switch locking device on guard plate (9), when the protection casing suit was on the protection clamp plate that is in the off-state, switch locking device can prevent that the protection casing from breaking away from on the protection clamp plate.

2. A protective platen shield according to claim 1, wherein: the switch locking device comprises a sleeve (11) arranged on a shield plate (9), the sleeve (11) is positioned at a triangular protruding position, the sleeve (11) is arranged along the length direction of a side plate, a sliding block (12) is installed in the sleeve (11) in a matched mode, a locking rod (13) is installed on the sleeve (11) far away from one end of the shield plate (9) in a hinged mode, a linkage rod (14) is installed between the locking rod (13) and the sliding block (12) in a hinged mode, a avoiding groove (15) matched with the linkage rod (14) is formed in the sleeve (11) on the sleeve (11), a spring (16) is further installed in the sleeve (11) between the sliding block (12) and the shield plate (9), the sliding block (16) always tends to push the protective plate (12) to be far away from the shield plate (9), the non-hinged end of the locking rod (13) is far away from the sleeve (11), a routing hole (17) and a counter bore groove (18) communicated with the inner cavity of the sleeve (11) are formed in the shield plate (9), the diameter of the wire feeding hole (17) is smaller than that of the inner cavity of the sleeve (11), an unlocking rope (19) is connected to the sliding block (12), one end, penetrating out of the wire feeding hole (17), of the unlocking rope (19) is connected with an unlocking ring (20), the unlocking ring (20) is located in the counter bore groove (18), the diameter of the unlocking ring (20) is larger than that of the wire feeding hole (17), and the locking rod (13) can be rotated to be close to the sleeve (11) by pulling the unlocking ring (20) to overcome the elastic force of the spring (16).

3. A protective platen shield according to claim 1, wherein: the position department that upper side plate (1) and first curb plate (5) are connected is equipped with first location triangle (21), and the position department that lower side plate (2) and third curb plate (7) are connected is equipped with second location triangle (22), and first location triangle (21) and second location triangle (22) correspond the setting.

4. A protective platen cover according to claim 1, wherein: all seted up on the inner end face of left side board (3) and right side board (4) and put the groove, put and install magnet (23) in the groove, the outside of magnet (23) is equipped with sealant layer (24).

5. A protective platen shield according to claim 1, wherein: the upper side plate (1), the lower side plate (2), the left side plate (3), the right side plate (4), the first side plate (5), the second side plate (6), the third side plate (7), the fourth side plate (8) and the shield plate (9) are all made of transparent materials, and warning slogans are further arranged on the shield plate (9).