CN218242571U - Protective cover for relay protection pressing plate - Google Patents
Protective cover for relay protection pressing plate Download PDFInfo
- Publication number
- CN218242571U CN218242571U CN202221345965.0U CN202221345965U CN218242571U CN 218242571 U CN218242571 U CN 218242571U CN 202221345965 U CN202221345965 U CN 202221345965U CN 218242571 U CN218242571 U CN 218242571U
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- relay protection
- protective cover
- fixedly connected
- guide rail
- protection
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Abstract
The utility model discloses a relay protection clamp plate protection casing, its characterized in that: the guide rail unit comprises a bottom plate and guide rails symmetrically arranged on the bottom plate, wherein guide rail sliding grooves are formed in the guide rails; the protective unit comprises a protective cover arranged on the outer side of the relay protection pressing plate, a sliding block arranged in the guide rail sliding groove in a sliding manner, and a fixed shaft arranged on the sliding block and fixedly connected with the protective cover; the guide rail on one side is also provided with a positioning component for limiting the protective cover to slide, the positioning component comprises a positioning block arranged on the bottom plate in a sliding manner, and one side of the positioning block is fixedly connected with a rubber anti-skid pad; the utility model discloses a set up the visor for be located inboard when the clamp plate need operate that the visor protected, with the protection lid push-up, expose the clamp plate, throw the operation of moving back the clamp plate, after the clamp plate operation, with the protection casing gliding, effectively prevent the clamp plate maloperation.
Description
Technical Field
The utility model relates to a relay protection clamp plate protection technical field especially relates to a relay protection clamp plate protection casing.
Background
The relay protection pressing plate is also called a protection connecting plate, is a bridge and a link of the protection device which are connected with external wiring, and is related to the function of protection and whether an action outlet can normally play a role. The safe operation of the relay protection system is the most important safety guarantee of the power system, and the safe operation of related equipment in the relay protection system is particularly important. Because of the particularity of equipment such as a relay protection device, a relay protection pressing plate is an important guarantee means for ensuring the safe operation of a relay protection system on a trip circuit. The relay protection pressing plate is a disconnection point visible to naked eyes, so that an operator can judge whether a tripping circuit of the relay protection device can be connected with a tripping coil of a switch or not, great convenience is provided for overhauling and running, and a disconnection point which cannot be closed completely is added in a protection system of a transformer substation.
Due to the particularity of the relay protection tripping pressure plate, two sides cannot be electrified simultaneously in a normal state. The operation of the pressing plate is manually operated, so that the phenomenon that the protection system cannot act correctly due to improper operation of the pressing plate occurs occasionally in actual operation. In the process of overhauling and debugging the relay protection device of the power system, when debugging personnel and operation and maintenance personnel debug and accept, the misoperation of an operation switch is caused by the fact that the debugging personnel and the operation and maintenance personnel are put into circuits such as a linkage section, a small power supply and the like by mistake; or the pressing plate is not fixed firmly, so that the personnel collides the protection screen disc to cause the mistaken switching of the pressing plate; or when the protection device in the same screen is overhauled, personnel mistakenly operate the pressing plate which is withdrawn from the operation equipment, so that the conditions of no protection operation of the equipment and the like all cause the occurrence of three-error accidents of relay protection. In order to reduce the occurrence of mistaken collision and misoperation of the relay protection pressing plate during the overhaul of the relay protection equipment and ensure the safety of the relay protection equipment during the overhaul, protective measures are required to be taken to improve the safety of the relay protection overhaul.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract and the title of the present application to avoid obscuring the purpose of this section, the abstract and the title of the present application, and such simplifications or omissions cannot be used to limit the scope of the present invention.
In view of the problem that above-mentioned current relay protection clamp plate protection exists, provided the utility model discloses.
Therefore, the utility model aims at providing a relay protection clamp plate protection casing, its aim at guarantee relay protection equipment safety when overhauing.
In order to solve the technical problem, the utility model provides a following technical scheme: a protective cover for a relay protection pressing plate comprises a guide rail unit and a protective unit, wherein the guide rail unit comprises a bottom plate and guide rails symmetrically arranged on the bottom plate, and guide rail sliding grooves are formed in the guide rails; the protective unit comprises a protective cover arranged on the outer side of the relay protection pressing plate, a sliding block arranged in the guide rail sliding groove in a sliding manner, and a fixed shaft arranged on the sliding block and fixedly connected with the protective cover; the guide rail on one side is further provided with a positioning assembly used for limiting the protective cover to slide, the positioning assembly comprises a positioning block arranged on the bottom plate in a sliding mode, and a rubber anti-slip pad is fixedly connected to one side of the positioning block.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the positioning assembly further comprises a spring fixedly connected to one side of the positioning block, a spring groove is formed in one side of the guide rail, and one end, far away from the positioning block, of the spring is fixedly connected to the inner side wall of the spring groove.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the protective cover is provided with a limiting groove, and when the protective cover moves to the upper limit position, the positioning block is correspondingly clamped into the limiting groove.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the positioning assembly further comprises a fixing column which is fixedly connected to the outer side of the positioning block and is cylindrical.
As a preferred scheme of relay protection clamp plate protection casing, wherein: when the visor is in lower extreme position, the spring is in compression state, and the tight avris of propping at the visor of rubber slipmat, the visor is made for the slim and graceful plastics material of material.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the central point of visor puts and reserves observation mouth, and fixedly connected with observation window in the observation mouth, the observation window is made for ya keli material.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the front of visor is provided with the anti-skidding burr, just the anti-skidding burr is equidistant strip shape setting.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the base plate is fixedly connected with a cushion pad, and the cushion pad is made of rubber materials.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the bottom of the guide rail is fixedly connected with a magnetic adsorption plate, and the bottom plate is provided with an iron sheet corresponding to the magnetic adsorption plate.
As a preferred scheme of relay protection clamp plate protection casing, wherein: the bottom plate is internally provided with a groove, the iron sheet is fixed in the groove, and the size of the groove is the same as that of the magnetic adsorption plate.
The utility model has the advantages that:
the protective cover is arranged in the utility model to protect the pressing plate in the inner cavity, when the pressing plate needs to be operated, the protective cover is pushed upwards to expose the pressing plate, the pressing plate is put in and taken out for operation, and after the pressing plate operation is finished, the protective cover is slid downwards to effectively prevent the pressing plate from misoperation; through the matching of the positioning block and the spring, the protective cover can be automatically clamped into the limiting groove of the protective cover when being completely pushed to the upper side, so that the protective cover is fixed, and the internal relay protection pressing plate can be operated for a long time; in the process of sliding on the protective cover, the positioning block drives the rubber anti-slip pad to abut against the outer side edge under the elastic action of the spring, so that the protective cover can stop at any height under the action of friction force, and a worker can conveniently operate the pressing plate in a short period.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is the overall structure schematic diagram of the protective cover for relay protection pressing plate of the present invention.
Fig. 2 is the utility model discloses protective cover slides to the schematic structure of upside in the relay protection clamp plate protection casing.
Fig. 3 is the bottom surface structure schematic diagram of the protective cover in the protective cover of the relay protection pressing plate of the utility model.
Fig. 4 is the utility model discloses locating component's schematic structure in the relay protection clamp plate protection casing.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Furthermore, the present invention will be described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Example 1
Referring to fig. 1, in order to provide a first embodiment of the present invention, a protective cover for a relay protection pressing plate is provided, and the protective cover includes a guide rail unit 100 and a protective unit 200.
The guide rail unit 100 comprises a bottom plate 101 and guide rails 102 symmetrically arranged on the bottom plate 101, and guide rail chutes 102a are formed in the guide rails 102; the protection unit 200 comprises a protection cover 201 arranged outside the relay protection pressing plate, a sliding block 205 arranged in the guide rail sliding groove 102a in a sliding manner, and a fixed shaft 206 arranged on the sliding block 205 and fixedly connected with the protection cover 201; the guide rail 102 on one side is further provided with a positioning component 105 for limiting the sliding of the protection cover 201, the positioning component 105 comprises a positioning block 105c arranged on the bottom plate 101 in a sliding manner, and one side of the positioning block 105c is fixedly connected with a rubber anti-skid pad 105e.
Specifically, the positioning assembly 105 further includes a spring 105b fixedly connected to one side of the positioning block 105c, a spring slot 105a is formed in one side of the guide rail 102 on one side, one end of the spring 105b, which is far away from the positioning block 105c, is fixedly connected to the inner side wall of the spring slot 105a, the positioning block 105c is located on the inner side of the spring slot 105a when the protection cover 201 is no longer in the uppermost position state, a limit slot is formed in the protection cover 201, when the protection cover 201 moves to the upper limit position, the positioning block 105c is correspondingly clamped into the limit slot, that is, under the elastic force of the spring 105b, the positioning block 105c is pushed to move in the limit slot to realize automatic clamping.
Furthermore, the positioning component 105 further includes a fixing column 105d, the fixing column 105d is fixedly connected to the outer side of the positioning block 105c, and is cylindrical, and the fixing limit of the protection cover 201 can be released by pulling the fixing column 105 d.
In the use, through setting up visor 201, make be located inboard when the clamp plate needs to be operated that visor 201 protects, push up visor 201, expose the clamp plate, throw and move back the clamp plate operation, after the clamp plate operation, with visor 201 gliding, effectively prevent the clamp plate maloperation, through the cooperation that sets up locating piece 105c and spring 105b, make when pushing visor 201 into the top completely, can block into the spacing inslot of visor 201 automatically, realize the fixed of visor 201, can be long-time operate inside relay protection clamp plate.
Example 2
Referring to fig. 1, a second embodiment of the present invention is different from the first embodiment in that: when the protection cover 201 is at the lower limit position, the spring 105b is in a compressed state, the rubber anti-slip pad 105e tightly abuts against the side of the protection cover 201, and the protection cover 201 is made of light plastic material.
Compared with the embodiment 1, further, an observation port is reserved in the central position of the protection cover 201, and an observation window 202 is fixedly connected in the observation port, and the observation window 202 is made of an acrylic material. The material is light in weight, so that the protective cover 201 can slide integrally more easily, the anti-skid ribs 203 are arranged on the front surface of the protective cover 201, and the anti-skid ribs 203 are arranged in the shape of equally spaced strips, so that the protective cover 201 can be pushed up and down more conveniently.
The rest of the structure is the same as that of embodiment 1.
In the use, under daily state, can see through observation window 202 and observe the work to the clamp plate in the visor 201, and the in-process of going up the slip of visor 201, because the outside edge that the elasticity of spring 105b made locating piece 105c drive rubber slipmat 105e support, under the effect of frictional force, can let visor 201 carry out the stop of arbitrary height to the staff is short-term to the operation of clamp plate.
Example 3
Referring to fig. 1, a third embodiment of the present invention is different from the second embodiment in that: the bottom plate 101 is fixedly connected with a buffer pad 104, the buffer pad 104 is made of rubber materials, the bottom of the guide rail 102 is fixedly connected with a magnetic adsorption plate 204, the bottom plate 101 is provided with an iron sheet 103 corresponding to the magnetic adsorption plate, and after the magnetic adsorption plate and the iron sheet are attracted, daily looseness of the protective cover 201 is avoided.
Compare in embodiment 2, further, seted up the recess in the bottom plate 101, iron sheet 103 is fixed in the recess, and the recess size is the same in magnetic adsorption plate 204, and magnetic adsorption plate 204 can imbed the recess and realize the absorption to iron sheet 103.
The rest of the structure is the same as that of embodiment 2.
On the premise that the protection cover 201 is not opened, the magnetic adsorption plate 204 and the iron sheet 103 are adsorbed to reduce the bouncing of the protection cover 201 caused by the accidental touch of workers, and the arranged buffer cushion 104 effectively reduces the impact of the bottom plate 101 caused by the excessive force when the workers slide.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or substituted by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a relay protection clamp plate protection casing which characterized in that: comprises the steps of (a) preparing a substrate,
the guide rail unit (100) comprises a bottom plate (101) and guide rails (102) symmetrically arranged on the bottom plate (101), wherein guide rail sliding grooves (102 a) are formed in the guide rails (102);
the protection unit (200) comprises a protection cover (201) arranged on the outer side of the relay protection pressing plate, a sliding block (205) arranged in the guide rail sliding groove (102 a) in a sliding mode, and a fixed shaft (206) arranged on the sliding block (205) and fixedly connected with the protection cover (201);
the guide rail (102) on one side is further provided with a positioning component (105) used for limiting the protective cover (201) to slide, the positioning component (105) comprises a positioning block (105 c) arranged on the bottom plate (101) in a sliding mode, and a rubber anti-skid pad (105 e) is fixedly connected to one side of the positioning block (105 c).
2. The relay protection platen shield of claim 1, wherein: the positioning assembly (105) further comprises a spring (105 b) fixedly connected to one side of the positioning block (105 c), a spring groove (105 a) is formed in one side of the guide rail (102) on one side, and one end, far away from the positioning block (105 c), of the spring (105 b) is fixedly connected to the inner side wall of the spring groove (105 a).
3. The relay protection platen shield of claim 2, wherein: the protective cover (201) is provided with a limiting groove, and when the protective cover (201) moves to the upper limit position, the positioning block (105 c) is correspondingly clamped into the limiting groove.
4. The relay protection platen shield of claim 3, wherein: the positioning assembly (105) further comprises a fixing column (105 d), and the fixing column (105 d) is fixedly connected to the outer side of the positioning block (105 c) and is cylindrical.
5. The protective cover for a relay protection pressing plate according to any one of claims 2 to 4, wherein: when the protective cover (201) is located at the lower limit position, the spring (105 b) is in a compressed state, the rubber anti-skid pad (105 e) tightly abuts against the edge side of the protective cover (201), and the protective cover (201) is made of light plastic materials.
6. The relay protection platen shield of claim 5, wherein: the central point of visor (201) puts and reserves observation window, and fixedly connected with observation window (202) in the observation window, observation window (202) are made for ya keli material.
7. The relay protection platen shield of claim 6, wherein: the front surface of the protective cover (201) is provided with anti-skid ribs (203), and the anti-skid ribs (203) are arranged in the shape of equally spaced strips.
8. The relay protection platen shield of claim 7, wherein: the base plate (101) is fixedly connected with a cushion pad (104), and the cushion pad (104) is made of rubber materials.
9. The relay protection platen shield of claim 8, wherein: the bottom of the guide rail (102) is fixedly connected with a magnetic adsorption plate (204), and the bottom plate (101) is provided with an iron sheet (103) corresponding to the magnetic adsorption plate.
10. The relay protection platen shield of claim 9, wherein: a groove is formed in the bottom plate (101), the iron sheet (103) is fixed in the groove, and the size of the groove is the same as that of the magnetic adsorption plate (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221345965.0U CN218242571U (en) | 2022-05-31 | 2022-05-31 | Protective cover for relay protection pressing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221345965.0U CN218242571U (en) | 2022-05-31 | 2022-05-31 | Protective cover for relay protection pressing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218242571U true CN218242571U (en) | 2023-01-06 |
Family
ID=84672175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221345965.0U Active CN218242571U (en) | 2022-05-31 | 2022-05-31 | Protective cover for relay protection pressing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218242571U (en) |
-
2022
- 2022-05-31 CN CN202221345965.0U patent/CN218242571U/en active Active
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| GR01 | Patent grant | ||
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