CN214278258U - Leveling device for grounding resistance meter - Google Patents

Abstract

The application relates to the field of electric power appliances, in particular to a leveling device for a grounding resistance meter, which comprises a mounting assembly, a second adjusting assembly, a first adjusting assembly and a bearing assembly which are vertically and sequentially arranged, wherein the mounting assembly comprises a mounting plate for placing a resistance meter body, the bearing assembly comprises a bottom plate, the first adjusting assembly comprises a first adjusting rod which is rotatably connected to the bottom plate, the second adjusting assembly comprises a second adjusting rod which is fixedly connected to the first adjusting rod, and the mounting plate is rotatably connected to the second adjusting rod; the second adjusting rod is provided with a second driving assembly for driving the mounting plate to rotate, and the bottom plate is provided with a first driving assembly for driving the first adjusting rod to rotate. Compared with the prior art, the scheme changes the leveling operation mode for leveling the grounding resistance meter, improves the leveling efficiency of the position of the grounding resistance meter, and facilitates the leveling operation of operators.

Description

Leveling device for grounding resistance meter

Technical Field

The application relates to the field of electric power appliances, in particular to a leveling device for a grounding resistance meter.

Background

The grounding resistance meter is used for measuring the grounding resistance of grounding devices such as protective grounding, working grounding, overvoltage-proof grounding, static-proof grounding and lightning-proof grounding, namely the resistance presented when the grounding device flows power frequency current, and comprises grounding line resistance, grounding body resistance, contact resistance between a grounding body and the ground and ground current dispersion resistance, and the grounding resistance meter has two types of mechanical type and digital type.

For example, patent No. CN211603345U provides a ground resistance meter, which includes a resistance meter body, a level meter and four supporting frames, wherein the four supporting frames fixedly support four corners of the resistance meter body, and the level meter is horizontally installed on the resistance meter body; the four support frames are divided into two groups, each group of support frames is provided with a width adjusting rod, the first end of each width adjusting rod is fixedly connected with one support frame, and the second end of each width adjusting rod is slidably connected with the other support frame and is fixed through a fixing piece; each support frame is connected with a height adjusting rod for adjusting the height of the support frame.

Although the grounding resistance meter can level the position of the grounding resistance meter, when an operator adjusts the grounding resistance meter, generally, the height of one height adjusting rod is adjusted independently, so that the grounding resistance meter is difficult to level, and the height of a plurality of height adjusting rods is required to be adjusted to level the position of the grounding resistance meter.

Disclosure of Invention

In order to improve the leveling efficiency of the position of the grounding resistance meter and facilitate the leveling operation of an operator, the application provides the leveling device for the grounding resistance meter.

The application provides a levelling device for earthing resistance table adopts following technical scheme:

a leveling device for a grounding resistance meter comprises a mounting assembly, a second adjusting assembly, a first adjusting assembly and a bearing assembly which are vertically and sequentially arranged, wherein the mounting assembly comprises a mounting plate for placing a resistance meter body, the bearing assembly comprises a bottom plate placed on the ground, the first adjusting assembly comprises a first adjusting rod rotatably connected to the bottom plate, and the rotating axis of the first adjusting rod is perpendicular to the length direction of the first adjusting rod and parallel to the bottom plate; the second adjusting assembly comprises a second adjusting rod fixedly connected to the first adjusting rod, the second adjusting rod is parallel to the rotating axis of the first adjusting rod, the mounting plate is rotatably connected to the second adjusting rod, and the rotating axis of the mounting plate is parallel to the plane where the mounting plate is located and is perpendicular to the second adjusting rod; the second adjusting rod is provided with a second driving assembly for driving the mounting plate to rotate, and the bottom plate is provided with a first driving assembly for driving the first adjusting rod to rotate.

By adopting the technical scheme, the inclination state of the ohmmeter body is decomposed into two inclinations in the mutually perpendicular directions, after the bottom plate is placed on the inclined ground, an operator can firstly rotate the first adjusting rod through the first driving component to enable the second adjusting component on the first adjusting rod to rotate together with the mounting plate, when the mounting plate is adjusted to be horizontal in the direction in the same direction as the length of the first adjusting rod, the mounting plate is driven to rotate around the rotating axis of the mounting plate again through the second driving component until the mounting plate is adjusted to be horizontal in the direction in the same direction as the length of the second adjusting rod, the whole panel of the mounting plate can be horizontal, the ohmmeter body is adjusted to be horizontal, so that the leveling of the ohmmeter body needs at most two steps, and the leveling operation of the ohmmeter body is simplified. Compared with the prior art, the scheme changes the leveling operation mode for leveling the grounding resistance meter, improves the leveling efficiency of the position of the grounding resistance meter, and facilitates the leveling operation of operators.

Preferably, the first driving assembly comprises a first threaded rod rotatably connected to the bottom plate, the rotating axis of the first threaded rod is the same as the length direction of the first threaded rod, the length direction of the first threaded rod is parallel to the projection length direction of the first adjusting rod on the bottom plate, a first sliding block is sleeved on the first threaded rod in a threaded manner, a first traction rod is hinged between the first sliding block and the first adjusting rod, and the rotating axes at the two ends of the first traction rod are parallel to the rotating axis of the first adjusting rod.

By adopting the technical scheme, after the operator rotates the first threaded rod, because the first sliding block is restrained by the first traction rod to rotate, under the thread traction action of the first threaded rod, the first sliding block can drive one end of the first traction rod to slide, and the other end of the first traction rod can drive the first adjusting rod to rotate around the rotating axis of the first adjusting rod. The first driving assembly can realize that the first adjusting rod can rotate and stop immediately, and the leveling precision of the first adjusting rod can be improved.

Preferably, the second driving assembly comprises a second threaded rod which is rotatably connected to the second adjusting rod, the rotating axis of the second threaded rod is the same as the length direction of the second threaded rod, the length direction of the second threaded rod is parallel to the length direction of the second adjusting rod, a second sliding block is sleeved on the second threaded rod in a threaded manner, a second traction rod is hinged between the second sliding block and the mounting plate, and the rotating axes at two ends of the second traction rod are parallel to the rotating axis of the mounting plate.

Through adopting above-mentioned technical scheme, the drive principle of second drive assembly and first drive assembly is the same, so can realize that the mounting panel pivoted moves promptly and stops promptly, promote the leveling precision when the mounting panel rotates around its self axis of rotation.

Preferably, be equipped with on the bottom plate and order about the rotatory rotating assembly of first threaded rod, rotating assembly including rotate connect on the bottom plate and with first threaded rod vertically dwang to the dwang is parallel with the bottom plate, fixed cover is equipped with first bevel gear on the first threaded rod, fixed cover is equipped with the second bevel gear with first bevel gear meshing on the dwang, the one end of first threaded rod is kept away from to the dwang, the one end of keeping away from mounting panel axis of rotation with the second threaded rod lies in the same one side of mounting panel, the dwang all is rotatory through the crank drive with the second threaded rod.

Through adopting above-mentioned technical scheme, the dwang is rotatory to drive first threaded rod rotatory through first bevel gear and second bevel gear meshing, and the force application direction of driving first threaded rod has been changed in rotating assembly's setting for operating personnel can carry out two ascending leveling operations in side with one, can rotate dwang or second threaded rod in succession through crank operating personnel in addition, make things convenient for operating personnel's operation more.

Preferably, the central axis of the first adjusting rod and the central axis of the second adjusting rod are located in the same plane.

Through adopting above-mentioned technical scheme, can reduce the shared space of first regulation pole and second regulation pole, reduce the position height of mounting panel and ohmmeter body, promote the stability of ohmmeter body on the mounting panel.

Preferably, the end of the rotating rod is provided with a first slot with a polygonal cross section, the hand crank is provided with an insert block in insertion fit with the first slot, and the end of the second threaded rod is provided with a second slot in insertion fit with the insert block.

Through adopting above-mentioned technical scheme, operating personnel inserts first slot or second slot with the inserted block on the crank, alright rotatory dwang and second threaded rod, the practical back that finishes of crank, and operating personnel takes off the crank to avoid changing the horizontality of mounting panel and ohmmeter body because of dwang and the unexpected rotation of second threaded rod. An operator can rotate the rotating rod and the second threaded rod sequentially by using one hand crank, and the flexibility of the device can be improved.

Preferably, all erect the curb plate on each side of bottom plate, the polylith curb plate surrounds mounting panel below space, and the one end of first slot is seted up to the dwang, and the curb plate of homonymy is all worn out to the one end of seting up the second slot with the second threaded rod.

Through adopting above-mentioned technical scheme, the curb plate surrounds mounting panel below space, can play the protection to first adjusting part and second adjusting part and shelter from the effect, avoids the barrier to get into it and hinders first regulation pole and mounting panel and rotate.

Preferably, the positions, close to the corners of the mounting plate, of the mounting plate are provided with clamping blocks, and the ohmmeter body is placed among the clamping blocks.

Through adopting above-mentioned technical scheme, the fixture block can play the effect of position constraint to the ohmmeter body, still can provide the reference for operating personnel places the ohmmeter body on the mounting panel simultaneously, makes the position of ohmmeter body on the mounting panel confirm can be more quick and accurate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the first adjusting component and the second adjusting component, the leveling operation of the position of the grounding resistance meter is simplified, the leveling efficiency is improved, and the operation of an operator is facilitated;

2. the leveling precision of the mounting plate and the resistance meter body can be improved through the arrangement of the first driving assembly and the second driving assembly;

3. through the setting of rotating assembly for operating personnel can carry out the ascending leveling operation of two directions with one side, further promote operating personnel leveling operation's convenience.

Drawings

FIG. 1 is a schematic overall structure diagram of a leveling device for a ground resistance meter according to an embodiment of the present application;

fig. 2 is a schematic partial sectional structural view of a leveling device according to an embodiment of the present application, which mainly shows a first adjusting assembly, a first driving assembly, a rotating assembly, a second adjusting assembly, and a second driving assembly.

Description of reference numerals: 1. a resistance meter body; 11. a level gauge; 2. mounting the component; 21. mounting a plate; 22. a clamping block; 3. a second adjustment assembly; 31. a second adjusting lever; 32. a second upright post; 4. a second drive assembly; 41. a second threaded rod; 42. a second slider; 43. a second traction rod; 44. a second slot; 5. a first adjustment assembly; 51. a first adjusting lever; 52. a first upright post; 6. a first drive assembly; 61. a first threaded rod; 62. a first slider; 63. a first traction rod; 7. a rotating assembly; 71. rotating the rod; 72. a first bevel gear; 73. a second bevel gear; 74. a first slot; 8. a load bearing assembly; 81. a base plate; 82. a side plate; 83. a through groove; 9. a hand crank; 91. and (5) inserting the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a leveling device for a grounding resistance meter. Referring to fig. 1 and 2, the leveling device includes vertical installation component 2 that arranges in proper order, second adjusting component 3, first adjusting component 5 and carrier assembly 8, carrier assembly 8 is located the bottommost layer and arranges in subaerially, installation component 2 is located the superiors and is used for placing ohmmeter body 1, ohmmeter body 1's tilt state, decompose into the slope in horizontal two mutually perpendicular directions, first adjusting component 5 and second adjusting component 3 are respectively in two vertical directions, level the tilt state of ohmmeter body 1, be equipped with spirit level 11 on the ohmmeter body 1, supply operating personnel to control first adjusting component 5 and second adjusting component 3.

Referring to fig. 1 and 2, the mounting assembly 2 includes a mounting plate 21 with a rectangular cross section, the ohmmeter body 1 is placed on the upper surface of the mounting plate 21, and four corners of the upper surface of the mounting plate 21 are respectively provided with four fixture blocks 22, which play roles in positioning and position constraint of the ohmmeter body 1. Bearing assembly 8 is including being used for placing subaerial bottom plate 81, the cross section of bottom plate 81 is the rectangle together, first adjusting part 5 sets up on bottom plate 81, second adjusting part 3 sets up on first adjusting part 5, mounting panel 21 sets up on second adjusting part 3, will drive second adjusting part 3 and mounting panel 21 motion during the drive of first adjusting part 5, only drive mounting panel 21 motion during the drive of second adjusting part 3, ohmmeter body 1 will follow mounting panel 21 motion all the time, until transferring into the horizontality.

Referring to fig. 2, the first adjustment assembly 5 includes a first vertical column 52 erected on a bottom plate 81, a first adjustment lever 51 is rotatably connected to the first vertical column 52, a longitudinal direction of the first adjustment lever 51 is parallel to a long side of the mounting plate 21, and a rotation axis of the first adjustment lever 51 is perpendicular to the longitudinal direction thereof and is parallel to the bottom plate 81. The bottom plate 81 is provided with a first driving assembly 6 at an end of the first adjusting lever 51 away from the first upright 52 for driving the first adjusting lever 51 to rotate around its own rotation axis.

Referring to fig. 2, the second adjusting assembly 3 includes a second adjusting rod 31 fixedly connected to the first adjusting rod 51, the second adjusting rod 31 is parallel to the rotation axis of the first adjusting rod 51, so that the second adjusting rod 31 is perpendicular to the first adjusting rod 51, the second adjusting rod 31 is parallel to the plane of the short side of the mounting plate 21, and the central axis of the second adjusting rod 31 and the central axis of the first adjusting rod 51 are in the same plane. One end of the second adjusting rod 31 is vertically provided with a second upright column 32, the upper end of the second upright column 32 is hinged with the lower surface of the mounting plate 21, and the rotating axis of the mounting plate 21 at the hinged point is parallel to the long edge of the mounting plate. The second adjusting rod 31 is provided with a second driving assembly 4 for driving the mounting plate 21 to rotate.

After the bottom plate 81 is placed on the horizontal ground, the ohmmeter body 1 and the mounting plate 21 are kept in a horizontal state, then the first adjusting plate and the second adjusting plate are both kept horizontal, after the bottom plate 81 is positioned on the inclined ground, the mounting plate 21 is also inclined, at the moment, an operator can drive the first adjusting rod 51 to rotate through the first driving piece, the second adjusting rod 31 and the mounting plate 21 are synchronously rotated, the first adjusting rod 51 is always parallel to the long edge of the mounting plate 21 in the process, when the first adjusting plate is adjusted to be horizontal, the long edge of the mounting plate 21 is also in a horizontal state, and the operation of the first adjusting assembly 5 is completed. The operating personnel rethread second drive assembly 4 makes mounting panel 21 rotate around self axis of rotation, and the long limit of both sides of this in-process mounting panel 21 will be level all the time, and when waiting that mounting panel 21 rotates to its two minor faces and also become the horizontality, the whole panel of mounting panel 21 just is transferred into the horizontality.

Referring to fig. 2, the first driving assembly 6 includes a first threaded rod 61 rotatably connected to the bottom plate 81, a length direction of the first threaded rod 61 is parallel to a length direction of a projection of the first adjusting rod 51 on the bottom plate 81, and a rotation axis of the first threaded rod 61 is the same as a length direction thereof. A first sliding block 62 is sleeved on the first threaded rod 61 in a threaded manner, a first traction rod 63 is hinged between the first sliding block 62 and the first adjusting rod 51, and the first traction rod 63 is hinged with one end of the first adjusting rod 51 far away from the first upright column 52. The rotation axes of both ends of the first hinge lever are parallel to the rotation axis of the first adjustment lever 51.

Referring to fig. 2, the second driving assembly 4 is constructed on the same principle as the first driving assembly 6. The second driving assembly 4 includes a second threaded rod 41 rotatably connected to the second adjusting rod 31, a length direction of the second threaded rod 41 is parallel to a length direction of the second adjusting rod 31, and a rotation axis of the second threaded rod 41 is the same as the length direction thereof. The second sliding block 42 is sleeved on the second threaded rod 41 in a threaded manner, a second traction rod 43 is hinged between the second sliding block 42 and the lower surface of the mounting plate 21, the second traction rod 43 is hinged with one side, far away from the second upright post 32, of the mounting plate 21, and the rotating axes of the two ends of the second traction rod 43 are parallel to the rotating axis of the mounting plate 21.

When the first threaded rod 61 rotates, because the first sliding block 62 is constrained by the first traction rod 63 to rotate, under the action of the thread traction of the first threaded rod 61, the first sliding block 62 will drive one end of the first traction rod 63 to slide, and the other end of the first traction rod 63 will drive the first adjusting rod 51 to rotate around the rotation axis thereof. The driving principle of the second driving assembly 4 is the same as that of the first driving assembly 6, and after the operator rotates the second threaded rod 41, the mounting plate 21 will rotate around the rotation axis thereof. By the driving mode, the first adjusting rod 51 and the mounting plate 21 can be stopped immediately, and the leveling precision of the mounting plate 21 and the ohmmeter body 1 can be improved.

Referring to fig. 2, a set of rotating assemblies 7 is further disposed on the bottom plate 81, each rotating assembly 7 includes a rotating rod 71 rotatably connected to the bottom plate 81, the rotating rod 71 is perpendicular to the first threaded rod 61 and parallel to the bottom plate 81, and the rotating rod 71 rotates around its central axis. The first threaded rod 61 is fixedly sleeved with a first bevel gear 72, one end of the rotating rod 71 close to the first threaded rod 61 is fixedly sleeved with a second bevel gear 73, and the second bevel gear 73 is meshed with the first bevel gear 72. The rotating lever 71 is located on the projection of the second threaded rod 41 on the bottom plate 81, so that the operator can perform the leveling operation in both directions on the same side, providing convenience to the operator.

Referring to fig. 2, the driving ends of the rotating rod 71 and the second threaded rod 41 are both provided with a hand crank 9, and an operator can continuously rotate the rotating rod 71 and the second threaded rod 41 through the hand crank 9, so that the leveling efficiency is improved. First slot 74 that the cross section is the square is seted up to the drive end of dwang 71, and the tip of hand crank 9 links firmly inserts the complex inserted block 91 with first slot 74 grafting, offers on the second threaded rod 41 with the complex second slot 44 of inserting block 91 grafting, and operating personnel uses a hand crank 9 can rotate dwang 71 and second threaded rod 41 in proper order, can hoisting device's flexibility.

Referring to fig. 2, the bearing assembly 8 further includes side plates 82 fixedly connected to four sides of the bottom plate 81, and the four side plates 82 together enclose a space below the mounting plate 21, so as to protect and shield the first adjusting assembly 5 and the second adjusting assembly 3, and prevent obstacles from entering the first adjusting assembly 5 and the second adjusting assembly 3 and blocking the rotation of the first adjusting rod 51 and the mounting plate 21. The driving ends of the rotating rod 71 and the second threaded rod 41 penetrate through the side plate 82 on the same side, and it should be noted that a through groove 83 is formed in the side plate 82, the through groove 83 allows the rotating rod 71 and the second threaded rod 41 to penetrate through the side plate 82, and meanwhile, the second threaded rod 41 can rotate around the rotating axis of the first adjusting rod 51, so that the situation that the second threaded rod 41 is clamped by the side plate 82 when an operator performs leveling operation through the first adjusting assembly 5 is avoided.

The implementation principle of the embodiment of the application is as follows: the inclination state of the ohmmeter body 1 is decomposed into two horizontal inclinations perpendicular to each other, an operator can rotate the first threaded rod 61 through the rotating rod 71, the first adjusting rod 51 rotates, the second adjusting rod 31 on the first adjusting rod 51 and the mounting plate 21 above the second adjusting rod move together, when the first adjusting plate is adjusted to be horizontal, the long edge of the mounting plate 21 is also in a horizontal state, and the operation of the first adjusting assembly 5 is completed. Then, the operator rotates the second threaded rod 41 to enable the mounting plate 21 to rotate independently, the long sides of the two sides of the mounting plate 21 are always horizontal in the process, when the mounting plate 21 rotates to the state that the two short sides of the mounting plate are also horizontal, the whole panel of the mounting plate 21 is adjusted to be horizontal, the leveling of the ohmmeter body 1 can be completed, so that the leveling of the ohmmeter body 1 needs at most two steps, and the leveling operation of the ohmmeter body 1 is simplified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A leveling device for a grounding resistance meter is characterized in that: the device comprises a mounting assembly (2), a second adjusting assembly (3), a first adjusting assembly (5) and a bearing assembly (8) which are vertically and sequentially arranged, wherein the mounting assembly (2) comprises a mounting plate (21) for placing an ohmmeter body (1), the bearing assembly (8) comprises a bottom plate (81) placed on the ground, the first adjusting assembly (5) comprises a first adjusting rod (51) which is rotatably connected to the bottom plate (81), and the rotating axis of the first adjusting rod (51) is perpendicular to the length direction of the first adjusting rod and is parallel to the bottom plate (81); the second adjusting assembly (3) comprises a second adjusting rod (31) fixedly connected to the first adjusting rod (51), the second adjusting rod (31) is parallel to the rotating axis of the first adjusting rod (51), the mounting plate (21) is rotatably connected to the second adjusting rod (31), and the rotating axis of the mounting plate (21) is parallel to the plane where the mounting plate is located and is perpendicular to the second adjusting rod (31); the second adjusting rod (31) is provided with a second driving component (4) for driving the mounting plate (21) to rotate, and the bottom plate (81) is provided with a first driving component (6) for driving the first adjusting rod (51) to rotate.

2. A levelling device for a ground resistance meter according to claim 1, characterized in that: first drive assembly (6) are including rotating first threaded rod (61) of connection on bottom plate (81), the axis of rotation of first threaded rod (61) is the same with its length direction, the length direction of first threaded rod (61) is parallel with first regulation pole (51) projection length direction on bottom plate (81), threaded sleeve is equipped with first slider (62) on first threaded rod (61), it has first traction lever (63) to articulate between first slider (62) and first regulation pole (51), the axis of rotation at first traction lever (63) both ends is parallel with the axis of rotation of first regulation pole (51).

3. A levelling device for a ground resistance meter according to claim 2, characterized in that: second drive assembly (4) are including rotating second threaded rod (41) of connection on second regulation pole (31), the axis of rotation of second threaded rod (41) is the same rather than length direction, the length direction of second threaded rod (41) is parallel with the length direction of second regulation pole (31), threaded sleeve is equipped with second slider (42) on second threaded rod (41), it has second traction lever (43) to articulate between second slider (42) and mounting panel (21), the axis of rotation at second traction lever (43) both ends is parallel with the axis of rotation of mounting panel (21).

4. A levelling device for a ground resistance meter according to claim 3, characterized in that: be equipped with on bottom plate (81) and order about first threaded rod (61) rotatory rotating assembly (7), rotating assembly (7) including rotate connect on bottom plate (81) and with first threaded rod (61) vertically dwang (71), and dwang (71) are parallel with bottom plate (81), fixed cover is equipped with first bevel gear (72) on first threaded rod (61), fixed cover is equipped with second bevel gear (73) with first bevel gear (72) meshing on dwang (71), the one end of first threaded rod (61) is kept away from in dwang (71), the one end of keeping away from mounting panel (21) axis of rotation with second threaded rod (41) is located same one side of mounting panel (21), dwang (71) and second threaded rod (41) all are rotatory through crank (9) drive.

5. A levelling device for a ground resistance meter according to claim 3, characterized in that: the central axis of the first adjusting rod (51) and the central axis of the second adjusting rod (31) are located in the same plane.

6. A levelling device for a ground resistance meter according to claim 4, characterized in that: the cross section is first slot (74) for the polygon is seted up to the tip of dwang (71), has seted up on crank (9) and has pegged graft complex inserted block (91) with first slot (74), and the tip of second threaded rod (41) is seted up and is pegged graft complex second slot (44) with inserted block (91).

7. A levelling device for a ground resistance meter according to claim 6, characterized in that: curb plate (82) have all been erect on each side of bottom plate (81), and mounting panel (21) below space is enclosed in polylith curb plate (82), and the one end of first slot (74) is seted up in dwang (71), and the curb plate (82) of homonymy are all worn out to the one end of seting up second slot (44) with second threaded rod (41).

8. A levelling device for a ground resistance meter according to claim 1, characterized in that: the mounting plate (21) is provided with clamping blocks (22) at positions close to the corners of the mounting plate (21), and the ohmmeter body (1) is placed among the clamping blocks (22).

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