CN218929485U - Portable relay protection mobile operation trolley - Google Patents
Portable relay protection mobile operation trolley Download PDFInfo
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- CN218929485U CN218929485U CN202223123734.8U CN202223123734U CN218929485U CN 218929485 U CN218929485 U CN 218929485U CN 202223123734 U CN202223123734 U CN 202223123734U CN 218929485 U CN218929485 U CN 218929485U
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Abstract
The utility model relates to a portable relay protection mobile trolley which comprises a left vertical support frame, a right vertical support frame, an upper transverse support table, a power line support and a test line support, wherein the left vertical support frame is connected with the right vertical support frame; vertical jacks at four corners of the upper transverse supporting table are inserted and assembled with upper end parts of four vertical pipes of the two vertical supporting frames; the lower ends of the power line support and the test line support are respectively inserted and assembled with the upper ends of the front vertical pipes of the left vertical support and the right vertical support; in a first working mode, an upper supporting platen of the upper transverse supporting platform is turned inwards to be supported on a front frame of the rectangular frame, and the upper end of the upper supporting platen forms an instrument placing platform; under the second working mode, the upper supporting platen is outwards turned and supported on the rear frame of the rectangular frame, the upper ends of the upper supporting platen form a data placing table, the lower supporting plates of the two vertical supporting frames are inwards turned and supported on the respective lower cross bars relatively, and the upper ends of the two lower supporting plates form an instrument placing platform. The mobile trolley is convenient to carry, saves labor and improves working efficiency.
Description
Technical Field
The utility model belongs to the technical field of transformer substation relay protection, and particularly relates to a portable relay protection mobile operation trolley.
Background
The relay protection acceptance and protection annual school work of 110kV and below transformer substation is generally a plurality of similar interval repeatability test operations, and three persons are needed to cooperate in order to not dismantle the connected test line and power line in the work transfer process. The weight of the tester, the power shaft and the like is heavy and needs frequent hand-holding of operators, so that the labor intensity is increased, and time and labor are wasted. The power cord is scattered on ground, probably causes the short circuit because of external force destruction, in addition, the place of work shifts the in-process and still needs to pull out instrument power plug sometimes, inserts the power again and starts the instrument once more when shifting to new working position, reduces work efficiency. Although the common relay protection mobile operation vehicle can solve the problems, the common relay protection mobile operation vehicle is generally heavy or large in size and inconvenient to carry, so that the common relay protection mobile operation vehicle has low popularity in relay protection groups.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the portable relay protection mobile operation trolley which is convenient to carry, saves labor and improves the working efficiency.
The above object of the present utility model is achieved by the following technical solutions:
the utility model provides a portable relay protects removal operation dolly which characterized in that: the operation trolley is of a split assembly structure and comprises a left vertical support frame, a right vertical support frame, an upper transverse support table, a power line support and a test line support;
the left vertical support frame and the right vertical support frame have the same structure; both are composed of two vertical pipes which are arranged in parallel, and an upper cross rod and a lower cross rod which are connected with the two vertical pipes; the lower end of each vertical pipe is respectively provided with a universal moving wheel with a brake; a short vertical pipe is welded at the outer side of the middle part of the upper cross rod to form a power supply shaft hanging frame point; a screw is welded on the outer side of one end, close to the upper cross rod, of the upper cross rod, a butterfly nut is connected to the screw, and the screw and the butterfly nut are matched to form a grounding end; a turnover lower support plate is hinged at the position, close to the outer side, of the upper end of the lower cross rod through a hinge;
the upper transverse supporting table consists of a rectangular frame and an upper supporting bedplate, and vertical jacks are arranged at four corners of the rectangular frame; the rear end of the upper supporting bedplate is hinged with the part, close to the inner side, of the rear frame of the rectangular frame through a hinge;
the power line support and the test line support are identical in structure and are composed of a vertical pipe and a hanging fork welded at the upper end of the vertical pipe;
the vertical jacks at four corners of the upper transverse supporting table and the upper ends of the vertical pipes of the two vertical supporting frames form an inserting assembly, so that the two vertical supporting frames and the upper transverse supporting table are connected into a whole, and the two vertical supporting frames are symmetrically arranged; the power line support and the test line support are respectively inserted and assembled with the upper end of the vertical pipe positioned at the front part of the left vertical support frame and the upper end of the vertical pipe positioned at the front part of the right vertical support frame through the lower ends of the vertical pipes;
in a first working mode, the upper supporting platen is turned inwards and supported on the front frame of the rectangular frame, and the upper end of the upper supporting platen forms an instrument placing platform; in a second working mode, the upper supporting platen is outwards turned and supported on the rear frame of the rectangular frame, the upper end of the upper supporting platen forms a data placing table, the two lower supporting plates are inwards turned and supported on the respective lower cross bars relatively, and the upper ends of the two lower supporting plates form an instrument placing platform.
Further: the rectangular frame is formed by welding four square tubes at four corners through four circular tubes, and the inner hole of each circular tube forms one vertical jack.
Further: the vertical pipes of the left and right vertical supporting frames are stainless steel round pipes, the upper cross rod and the lower cross rod are stainless steel square pipes,
further: the wire hanging fork adopts a U-shaped fork or a triangle fork.
The utility model has the advantages and positive effects that:
1. the operation trolley adopts a semi-split structure, is convenient to assemble, saves space after being retracted, is convenient to carry, and is particularly suitable for acceptance and annual school work of a plurality of protection devices at multiple intervals in the same plane.
2. Besides bearing various relay protection testers, the operation trolley reserves a bracket for a test wire, a power shaft, a fixed value clamp and the like, can release hands of field workers to a great extent, and provides convenience for field work.
3. The operation trolley adopts a semi-split structure, is convenient to assemble, occupies only 1/9 of the original space after being split, can be put into a handbag, and is convenient to carry.
4. The operation trolley breaks away from the redundant power line from the ground, reduces the risk of short circuit caused by damage of the cable by external force, and has the advantage of high safety.
5. After the operation trolley is used, the operation position transfer can be realized by only slightly pushing by one person, the restart of a tester possibly occurring in the transfer process can be avoided, the waiting time is reduced, and the working efficiency can be effectively improved.
Drawings
FIG. 1 is a use state of the present utility model referring to FIG. 1;
FIG. 2 is a use state of the present utility model referring to FIG. 2;
FIG. 3 is a block diagram of two vertical side support frames of the present utility model;
FIG. 4 is a schematic view of the structure of the upper transverse support table of the present utility model;
FIG. 5 is a schematic structural view of the test wire holder of the present utility model.
Detailed Description
The structure of the present utility model will be further described by way of examples with reference to the accompanying drawings. It should be noted that the present embodiments are illustrative and not restrictive.
Referring to fig. 1-5, the portable relay protection mobile operation trolley comprises the following components: the travelling bogie is of an assembled combined structure and comprises a left vertical support frame 1, a right vertical support frame 5, an upper transverse support table 4, a power line support 2 and a test line support 3.
The left vertical support frame and the right vertical support frame have the same structure, and the main structures of the left vertical support frame and the right vertical support frame are respectively composed of two vertical pipes (respectively marked with the marks 1.4 and 5.4) which are arranged in parallel, and an upper cross rod (respectively marked with the marks 1.3 or 5.3) and a lower cross rod (respectively marked with the marks 1.5 and 5.5) which are connected with the two vertical pipes. The vertical pipe adopts stainless steel round pipe, and the external diameter is 25mm, and upper cross rod and bottom cross rod all adopt stainless steel side pipe, and external width is 18mm. The lower ends of the two vertical pipes are respectively provided with a movable wheel 6 with a brake, and the movable wheels adopt a universal wheel structure and are used for transferring the trolley. A short vertical pipe is welded on the outer side of the middle part of the upper cross rod, the inner diameter of the short vertical pipe is 15mm, and the length of the short vertical pipe is 20mm, so that a power shaft hanging frame point is formed and used for hanging a power shaft. The power supply shaft hanging frame point on the left vertical supporting frame is marked as a power supply shaft hanging frame point A1.2, and the power supply shaft hanging frame point on the right vertical supporting frame is marked as a power supply shaft hanging frame point B5.2. The screw rod is welded on the outer side of the upper cross rod, which is close to one end, and the butterfly nut is connected in the screw rod, and the cooperation of the screw rod and the butterfly nut forms a grounding end, so that a fixed point of a grounding wire during operation is used for ensuring the safety of operators. The grounding end on the left vertical supporting frame is a left grounding end 1.1, and the grounding end on the right vertical supporting frame is a right grounding end 5.1.
A turnover lower support plate (respectively marked by 1.6 and 5.6) is hinged at the position of the upper end of the lower cross bar close to the outer side through a hinge. The rotation angle of the lower support plate is 270 degrees, and the inward rotation limit is parallel to the ground. Wherein, the lower support plate connected to the left vertical support frame is a left lower support plate, and the lower support plate connected to the right vertical support frame is a right lower support plate. When the lower support plate turns inwards to a horizontal position, the lower support plate is supported through the upper end of the upper cross rod. The lower support plate is in the support operating position at this time.
The upper transverse support table comprises a rectangular frame and an upper support platen 4.1. The rectangular frame is formed by welding four square tubes 4.2 at four corners through four round tubes 4.3. The outer width of the four square pipes is 18mm, and the inner diameter of the round pipe is 26mm and the length is 20mm. The upper support bedplate is connected with the part, close to the inner side, of the rear frame of the rectangular frame through a hinge, and can rotate by approximately 180 degrees. When the upper supporting platen is turned inwards until the lower part of the front end of the upper supporting platen contacts with the upper end of the front frame of the rectangular frame, the upper supporting platen is supported and positioned, and at the moment, a test instrument suitable for flat placement can be placed on the upper supporting platen. When the upper supporting platen is turned outwards to be in contact with the upper end face of the corresponding rear frame, the upper supporting platen is supported and positioned, and some required paper materials can be placed on the upper supporting platen.
The power line support and the test line support adopt the same structural form and are composed of a vertical pipe 3.1 and a wire hanging fork 3.2 welded at the upper end of the vertical pipe, and the test line support is taken as an example in the drawing. The wire hanging fork can be U-shaped fork or triangular fork. The power line support and the test line support are respectively used for supporting the power line and the test line, and the power line and the data line are prevented from scattering on the ground.
When the mobile trolley is used, the mobile trolley can be assembled on site, and the assembling process is as follows:
two round tubes on one side of the rectangular frame are respectively assembled with the upper end sleeves of two vertical tubes of a vertical support frame (which can be a left vertical support frame or a right vertical support frame), the upper cross rod on the vertical support frame is used for limiting, then the two round tubes on the other side of the rectangular frame are respectively assembled with the upper end sleeves of two vertical tubes of the other vertical support frame, the upper cross rod on the vertical support frame is used for limiting, at the moment, the assembly structure can be stably supported on the ground through four travelling wheels, and then the power line support and the test line support are respectively assembled with the upper ends of the vertical tubes on the front part of the left vertical support frame and the upper ends of the vertical tubes on the front part of the right vertical support frame through the lower ends of the vertical tubes respectively in an inserting manner, so that the assembly of the whole mobile trolley is completed.
The mobile operation trolley is used after being assembled, and has two working modes:
the working mode is as follows: the upper supporting platen is turned inwards to be extremely limited and is used for bearing a test instrument, and the test instrument is suitable for the test instrument needing to be placed horizontally, and see fig. 1.
The working mode II is as follows: the upper supporting platen is rotated outwards to limit the position, and is used for placing paper materials such as fixed value clamps, data records and the like; and lower left backup pad are all inwards overturned to extremely spacing, place the test instrument that needs vertical placement through lower left and right backup pad, can be applicable to most relay protection specialty test instrument.
Although the embodiments of the present utility model and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit of the utility model and the appended claims, and therefore the scope of the utility model is not limited to the embodiments and the disclosure of the drawings.
Claims (4)
1. The utility model provides a portable relay protects removal operation dolly which characterized in that: the operation trolley is of a split assembly structure and comprises a left vertical support frame, a right vertical support frame, an upper transverse support table, a power line support and a test line support;
the left vertical support frame and the right vertical support frame have the same structure; both are composed of two vertical pipes which are arranged in parallel, and an upper cross rod and a lower cross rod which are connected with the two vertical pipes; the lower end of each vertical pipe is respectively provided with a universal moving wheel with a brake; a short vertical pipe is welded at the outer side of the middle part of the upper cross rod to form a power supply shaft hanging frame point; a screw is welded on the outer side of one end, close to the upper cross rod, of the upper cross rod, a butterfly nut is connected to the screw, and the screw and the butterfly nut are matched to form a grounding end; a turnover lower support plate is hinged at the position, close to the outer side, of the upper end of the lower cross rod through a hinge;
the upper transverse supporting table consists of a rectangular frame and an upper supporting bedplate, and vertical jacks are arranged at four corners of the rectangular frame; the rear end of the upper supporting bedplate is hinged with the part, close to the inner side, of the rear frame of the rectangular frame through a hinge;
the power line support and the test line support are identical in structure and are composed of a vertical pipe and a hanging fork welded at the upper end of the vertical pipe;
the vertical jacks at four corners of the upper transverse supporting table and the upper ends of the vertical pipes of the two vertical supporting frames form an inserting assembly, so that the two vertical supporting frames and the upper transverse supporting table are connected into a whole, and the two vertical supporting frames are symmetrically arranged; the power line support and the test line support are respectively inserted and assembled with the upper end of the vertical pipe positioned at the front part of the left vertical support frame and the upper end of the vertical pipe positioned at the front part of the right vertical support frame through the lower ends of the vertical pipes;
in a first working mode, the upper supporting platen is turned inwards and supported on the front frame of the rectangular frame, and the upper end of the upper supporting platen forms an instrument placing platform; in a second working mode, the upper supporting platen is outwards turned and supported on the rear frame of the rectangular frame, the upper end of the upper supporting platen forms a data placing table, the two lower supporting plates are inwards turned and supported on the respective lower cross bars relatively, and the upper ends of the two lower supporting plates form an instrument placing platform.
2. The portable relay mobile work cart of claim 1, wherein: the rectangular frame is formed by welding four square tubes at four corners through four circular tubes, and the inner hole of each circular tube forms one vertical jack.
3. The portable relay mobile work cart of claim 1, wherein: the vertical pipes of the left and right vertical supporting frames are stainless steel round pipes, and the upper cross rod and the lower cross rod are stainless steel square pipes.
4. The portable relay mobile work cart of claim 1, wherein: the wire hanging fork adopts a U-shaped fork or a triangle fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223123734.8U CN218929485U (en) | 2022-11-24 | 2022-11-24 | Portable relay protection mobile operation trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223123734.8U CN218929485U (en) | 2022-11-24 | 2022-11-24 | Portable relay protection mobile operation trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218929485U true CN218929485U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223123734.8U Active CN218929485U (en) | 2022-11-24 | 2022-11-24 | Portable relay protection mobile operation trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218929485U (en) |
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2022
- 2022-11-24 CN CN202223123734.8U patent/CN218929485U/en active Active
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