CN217010326U - Relay protection device convenient to overhaul - Google Patents
Relay protection device convenient to overhaul Download PDFInfo
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- CN217010326U CN217010326U CN202122361481.7U CN202122361481U CN217010326U CN 217010326 U CN217010326 U CN 217010326U CN 202122361481 U CN202122361481 U CN 202122361481U CN 217010326 U CN217010326 U CN 217010326U
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- side plate
- protection device
- relay protection
- overhaul
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Abstract
The utility model provides a relay protection device convenient to overhaul, which comprises: a front side plate; the bottom plate is fixed below one side of the front side plate; the rear side plate is fixed on the bottom plate, and positioning pieces are symmetrically arranged on the upper side of the rear side plate; the side plate mechanism comprises a first side plate, one side of the first side plate is rotatably connected to one side of the bottom plate, the other side of the first side plate is rotatably connected with a top plate, and one side of the top plate is rotatably connected with a second side plate. According to the relay protection device convenient to overhaul, the top plate and the two side plates of the shell are connected in a rotating mode, when the relay protection device is overhauled, the screw on the second side plate is detached, then the handle is manually screwed to drive the threaded shaft to move out of the positioning lug, and at the moment, the whole side plate mechanism can be unfolded, so that electrical components inside the relay protection device are better exposed outside, the overhaul is convenient, and the operation is simple.
Description
Technical Field
The utility model relates to the field of relay protection devices, in particular to a relay protection device convenient to overhaul.
Background
An automatic measure and device for stopping the development of these events by sending out warning signals to the operators on duty or directly sending out tripping commands to the controlled circuit breakers when the power system is run safely due to the faults of the power elements (such as generators, lines, etc.) in the power system or the power system itself. The complete equipment for realizing the automatic measures is generally called a relay protection device.
When the relay is in use, and an internal electrical element fails or the inside is subjected to maintenance operations such as ash removal, the cover of the outer shell needs to be opened for detection.
But present relay protection device's cap also can only open one side of casing through setting up in one side of casing when opening through the setting to make relay protection device's maintenance space limited, the operation is inconvenient.
Therefore, it is necessary to provide a relay protection device that can be conveniently maintained to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a relay protection device convenient to overhaul, and solves the problems that a shell cover of the conventional relay overhaul device is usually arranged on one side, and the overhaul control space is limited after the shell cover is opened, so that the overhaul is inconvenient.
In order to solve the above technical problems, the relay protection device provided by the utility model and capable of being conveniently overhauled comprises:
a front side plate;
the bottom plate is fixed below one side of the front side plate;
the rear side plate is fixed on the bottom plate, and positioning pieces are symmetrically arranged on the upper side of the rear side plate;
the side plate mechanism comprises a first side plate, one side of the first side plate is rotatably connected to one side of the bottom plate, the other side of the first side plate is rotatably connected with a top plate, one side of the top plate is rotatably connected with a second side plate, and the second side plate is fixedly arranged on the other side of the bottom plate through screws;
the inner side of the top plate is symmetrically and fixedly connected with positioning lugs.
Preferably, an internal thread ring is symmetrically installed on one side inside the bottom plate, and fixing holes are symmetrically formed in one side of the second side plate.
Preferably, the locating piece includes the nut, the nut is fixed in on the posterior lateral plate, the inside threaded connection of nut has the screw thread axle, the posterior lateral plate is run through to the one end of screw thread axle, the other end of screw thread axle is provided with the drive handle.
Preferably, a support plate is arranged at the upper part of the inner side of the front side plate.
Preferably, the one end symmetry fixedly connected with card latch fitting of bottom plate, card latch fitting includes U-shaped card locking piece, the spacing groove has been seted up to the inboard of U-shaped card locking piece.
Preferably, the one end symmetry of second curb plate is provided with the setting element, the setting element includes the back shaft, the one end of back shaft is provided with the end cap, the surface cover of back shaft is equipped with the lantern ring, the fixed surface of lantern ring is connected with the locating piece.
Preferably, one side of the lantern ring is provided with a flange, and the elastic piece is sleeved on the surface of the supporting shaft and on one side of the flange.
Compared with the related art, the relay protection device convenient to overhaul provided by the utility model has the following beneficial effects:
the utility model provides a relay protection device convenient to overhaul, wherein a top plate of a shell and two side plates are connected in a rotating mode, when the relay protection device is overhauled, a screw on the second side plate is detached, then a driving handle is manually screwed, a threaded shaft is moved out of a positioning lug, and at the moment, the whole side plate mechanism can be unfolded, so that electrical elements inside the relay protection device are better exposed outside, the overhaul is convenient, and the operation is simple.
Drawings
Fig. 1 is a schematic structural diagram of a relay protection device which is provided by the utility model and can be conveniently overhauled in a first embodiment;
FIG. 2 is a side view of the ensemble shown in FIG. 1;
FIG. 3 is an expanded view of the side panel mechanism shown in FIG. 1;
fig. 4 is a schematic structural diagram of a positioning element in a second embodiment of the relay protection device convenient to overhaul provided by the utility model;
fig. 5 is a schematic structural diagram of a base plate in a second embodiment of the relay protection device provided by the utility model, which is convenient to overhaul;
fig. 6 is a schematic view of the latch of fig. 5.
Reference numbers in the figures:
1. a front side plate 2, a bottom plate 3, a rear side plate,
4. a side plate mechanism 41, a first side plate 42, a top plate 43, a second side plate 44, a positioning lug 45 and a fixing hole,
5. a positioning piece 51, a nut 52, a threaded shaft 53 and a driving handle,
6. a screw 7, a support plate 8, an internal thread ring,
9. positioning piece 91, support shaft 92, positioning block 93, collar 94, end cap 95, flange 96 and elastic piece.
Detailed Description
The utility model is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a relay protection device capable of being conveniently overhauled according to a first embodiment of the present invention; FIG. 2 is a side view of the ensemble shown in FIG. 1; fig. 3 is an expanded view of the side plate mechanism shown in fig. 1. Relay protection device that can conveniently overhaul includes:
A front side plate 1;
the bottom plate 2 is fixed below one side of the front side plate 1;
the rear side plate 3 is fixed on the bottom plate 2, and positioning parts 5 are symmetrically arranged on the upper side of the rear side plate 3;
the side plate mechanism 4 comprises a first side plate 41, one side of the first side plate 41 is rotatably connected to one side of the bottom plate 2, the other side of the first side plate 41 is rotatably connected with a top plate 42, one side of the top plate 42 is rotatably connected with a second side plate 43, and the second side plate 43 is fixedly installed on the other side of the bottom plate 2 through screws;
the inner side of the top plate 42 is symmetrically and fixedly connected with a positioning lug 44.
The positioning lug 44 is provided with a positioning hole, the positioning hole on the positioning lug 44 corresponds to the threaded shaft 52 in the positioning part 5, and the top plate 42 is assisted to be positioned through the threaded shaft 52, so that the stability between the integral side plate mechanism 4 and the shell is improved.
An internal thread ring 8 is symmetrically arranged on one side inside the bottom plate 2, and a fixing hole 45 is symmetrically formed in one side of the second side plate 43.
The fixing holes 45 of the second side plate 43 correspond to the female screw ring 8 when attached, and are fixed by screws 6.
The positioning piece 5 comprises a nut 51, the nut 51 is fixed on the rear side plate 3, a threaded shaft 52 is connected to the inner thread of the nut 51, one end of the threaded shaft 52 penetrates through the rear side plate 3, and a driving handle 53 is arranged at the other end of the threaded shaft 52.
The threaded shaft 52 can be screwed conveniently by arranging the driving handle 53, and the two positioning parts 5 are preferably arranged.
The upper part of the inner side of the front side plate 1 is provided with a support plate 7.
The top plate 42 can be supported by the support plate 7, and the stability of the whole structure is improved.
The working principle of the relay protection device convenient to overhaul provided by the utility model is as follows:
when the interior of the relay protection device needs to be overhauled, the screws on the second side plate 43 are unscrewed;
then manually rotating the driving handle 53 to screw the threaded shaft 52 out of the positioning lug 44, and then the second side plate 43 can be unfolded by connecting the top plate 42 and the first side plate 41;
at the moment, electrical elements in the relay protection device are better exposed outside, so that the relay protection device is convenient to overhaul;
when the installation is carried out, firstly, the fixing hole 45 on the second side plate 43 corresponds to the internal thread ring 8 on the bottom plate 2, and then the fixing is carried out through the screw 6;
the position of the top plate 42 is adjusted to enable the positioning hole on the positioning lug 44 to correspond to the threaded shaft 52, the driving handle 53 is screwed to enable the threaded shaft 52 to correspondingly enter the positioning hole, the top cover 42 is limited, and therefore the whole shell can be stably arranged.
Compared with the related art, the relay protection device convenient to overhaul provided by the utility model has the following beneficial effects:
Through connecting roof 42 and two curb plates with the casing through rotating, during the maintenance, pull down screw 6 on the second curb plate 43, then manually twist and drive handle 53, make threaded shaft 52 shift out location ear 44, can launch whole curb plate mechanism this moment to make the better exhibition of electrical components of relay protection device inside externally, convenient maintenance, and easy operation.
Second embodiment
Referring to fig. 4, fig. 5, and fig. 6 in combination, based on the relay protection device capable of facilitating maintenance provided in the first embodiment of the present application, a second embodiment of the present application provides another relay protection device capable of facilitating maintenance. The second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the relay protection device that can conveniently overhaul that the second embodiment of this application provided's difference lies in, the relay protection device that can conveniently overhaul, the one end symmetry fixedly connected with latch fitting 10 of bottom plate 2, latch fitting 10 includes U-shaped latch piece 101, spacing groove 102 has been seted up to the inboard of U-shaped latch piece 101.
One end of the second side plate 43 is symmetrically provided with a positioning part 9, the positioning part 9 comprises a supporting shaft 91, one end of the supporting shaft 91 is provided with an end cap 94, a lantern ring 93 is sleeved on the surface of the supporting shaft 91, and a positioning block 92 is fixedly connected to the surface of the lantern ring 93.
The width of the positioning block 92 is the same as the width of the slot cavity of the limiting slot 102.
A flange 95 is disposed on one side of the collar 93, and an elastic member 96 is sleeved on one side of the flange 95 on the surface of the support shaft 91.
When the second side plate 42 is fixed with the bottom plate 2, after the second side plate 42 is adjusted to be perpendicular to the bottom plate 2, the positioning block 92 can be pressed, the positioning block 92 pushes the collar 93, and the flange 95 on the collar 93 compresses the elastic element 96, so that the positioning block 92 is positioned on the inner side plane of the U-shaped locking block 101;
then, the positioning block 92 is rotated to move into the U-shaped locking block 101 and correspond to the limiting groove 102, the positioning block 92 is loosened, the positioning block 92 is pushed to enter the limiting groove 102 under the action of the elastic piece 96, so that the axial direction of the positioning block 92 can be limited, the positioning block 92 can stably limit and fix the second side plate 43, and the elastic piece is still in a compressed state;
when the locking device is detached, the positioning block 92 is pressed to compress the elastic piece 96, so that the positioning block 92 is moved out of the limiting groove 102, and then the positioning block is rotated to be staggered with the U-shaped locking block 101;
the mounting and dismounting of the second side plate 43 and the bottom plate are simple and convenient.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (7)
1. The utility model provides a can conveniently overhaul relay protection device which characterized in that includes:
a front side plate;
the bottom plate is fixed below one side of the front side plate;
the rear side plate is fixed on the bottom plate, and positioning pieces are symmetrically arranged on the upper side of the rear side plate;
the side plate mechanism comprises a first side plate, one side of the first side plate is rotatably connected to one side of the bottom plate, the other side of the first side plate is rotatably connected with a top plate, one side of the top plate is rotatably connected with a second side plate, and the second side plate is fixedly arranged on the other side of the bottom plate through screws;
the inner side of the top plate is symmetrically and fixedly connected with positioning lugs.
2. The relay protection device convenient to overhaul as claimed in claim 1, wherein an internal thread ring is symmetrically installed on one side of the inside of the bottom plate, and a fixing hole is symmetrically formed on one side of the second side plate.
3. The relay protection device convenient to overhaul as claimed in claim 1, wherein the positioning member comprises a nut fixed on the back plate, the nut is internally threaded and connected with a threaded shaft, one end of the threaded shaft penetrates through the back plate, and the other end of the threaded shaft is provided with a driving handle.
4. The relay protection device convenient for maintenance according to claim 1, wherein a support plate is provided at an upper portion of an inner side of said front side plate.
5. The relay protection device convenient to overhaul as claimed in claim 1, wherein a locking member is symmetrically and fixedly connected to one end of the base plate, the locking member comprises a U-shaped locking block, and a limiting groove is formed in an inner side of the U-shaped locking block.
6. The relay protection device convenient to overhaul according to claim 1, wherein a positioning member is symmetrically arranged at one end of the second side plate, the positioning member comprises a supporting shaft, an end cap is arranged at one end of the supporting shaft, a lantern ring is sleeved on the surface of the supporting shaft, and a positioning block is fixedly connected to the surface of the lantern ring.
7. The relay protection device convenient to overhaul according to claim 6, wherein a flange is provided on one side of the collar, and an elastic member is sleeved on one side of the flange on the surface of the support shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122361481.7U CN217010326U (en) | 2021-09-28 | 2021-09-28 | Relay protection device convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122361481.7U CN217010326U (en) | 2021-09-28 | 2021-09-28 | Relay protection device convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217010326U true CN217010326U (en) | 2022-07-19 |
Family
ID=82379940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122361481.7U Active CN217010326U (en) | 2021-09-28 | 2021-09-28 | Relay protection device convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217010326U (en) |
-
2021
- 2021-09-28 CN CN202122361481.7U patent/CN217010326U/en active Active
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