CN117458371A - Electric wire netting mounting bracket convenient to adjust - Google Patents

Abstract

Embodiments of the present invention relate generally to the field of grid installation technology and, more particularly, to a grid mount that facilitates adjustment. Comprising the following steps: the mounting plate can be fixed on the wall surface through bolts, and a first bearing and a second bearing are fixedly arranged on the mounting plate; the adjusting block is detachably arranged at the end part of the mounting plate, and a first clamping groove and a second clamping groove are symmetrically formed in the adjusting block; the angle backing plate is used for assisting the mounting plate to be fixed on different wall surfaces, and can be clamped into the first clamping groove or the second clamping groove. According to the invention, the angle backing plate is clamped into the first clamping groove or the second clamping groove on the adjusting block, so that the angle backing plate can be attached to the external corner of the wall or the internal corner of the wall, and the configuration of the power grid enclosing wall can be realized without special customization of the power grid mounting frame.

Description

Electric wire netting mounting bracket convenient to adjust

Technical Field

Embodiments of the present invention relate generally to the field of grid installation technology and, more particularly, to a grid mount that facilitates adjustment.

Background

In order to prevent animals or people from crossing, high-wall buildings are arranged on the periphery of the transformer substation, an electronic fence is arranged on the high-wall, wires are arranged on a wire netting with spikes, and when someone touches the power grid, the wires can be knocked down by the strong current released instantaneously.

When the fence is arranged on the fence, the fence mounting frame is required to be used, the installer firstly needs to uniformly fix the fence mounting frames at the same height on the wall, then the insulator is mounted on each fence mounting frame, the fence mounting frames are subsequently connected in series by using the electric wires, the high-voltage electric wires are clamped and fixed, finally the high-voltage electric wires are communicated with the high-voltage transformer, the fence can be arranged, but when the fence mounting frames are mounted on the wall, the mounting positions of the fence mounting frames possibly comprise a flat wall surface, an external corner and an internal corner, and due to the structural specificity of the external corner and the internal corner, the adapting wall surface of the fence mounting frames can be fixed by using the special customized fence mounting frames, the installer also needs to plan in advance and calculate the required quantity of each type of fence mounting frames, and the installation is more troublesome.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model provides a power grid mounting frame convenient to adjust.

The technical scheme is as follows: a grid mount for facilitating adjustment, comprising: the mounting plate can be fixed on the wall surface through bolts, and a first bearing and a second bearing are fixedly arranged on the mounting plate; the adjusting block is detachably arranged at the end part of the mounting plate, and a first clamping groove and a second clamping groove are symmetrically formed in the adjusting block; the angle pad is used for assisting the mounting plate to be fixed on different wall surfaces and can be clamped into the first clamping groove or the second clamping groove; the prismatic groove shaft is rotationally arranged between the first bearing and the second bearing, and prismatic grooves are formed in the prismatic groove shaft; the ring sleeve is fixedly connected with the prismatic groove shaft and can synchronously rotate along with the prismatic groove shaft; the rod body is fixedly arranged at the end part of the annular sleeve, and through holes are uniformly formed in the rod body.

Furthermore, it is particularly preferred that the end of the adjusting block is fixedly provided with a matching block provided with a screw hole, and the adjusting block is connected with the mounting plate in a sliding way through the matching block; the adjusting block is provided with a first clamping groove and a second clamping groove, and at least four clamping balls are arranged through springs.

In addition, it is particularly preferable that the angle pad is divided into a mounting part and a clamping part, and a plurality of screw holes for the screws to pass through are formed in the mounting part; the angle pad is in sliding fit with the adjusting block through the clamping part, and a round hole matched with the clamping ball is formed in the side edge of the clamping part; an included angle with 135 degrees is formed between the mounting part and the clamping part.

In addition, it is particularly preferable that an extension shell is sleeved on the rod body, and a through hole is also formed in a corresponding position on the extension shell; a rubber screw sleeve is arranged in the through hole on the rod body, and a gasket is arranged at the through hole on the extension shell.

Furthermore, it is particularly preferred that the interior of the rod body is hollow; the main body part of the rubber screw sleeve is fixedly arranged in the rod body, the top and the bottom of the main body part are arranged into annular cushion blocks, and the annular cushion block part is connected with the main body part of the rubber screw sleeve through a spring and slightly protrudes out of the surface of the rod body.

Furthermore, it is particularly preferred that a clamping assembly is provided on the first bearing, the clamping assembly comprising: the limiting ring is fixedly arranged on the side surface of the first bearing; the round cover is rotationally connected with the limiting ring, and handles are symmetrically arranged on the round cover; the ratchet wheel is fixedly connected with the round cover, a prism matched with the prism groove shaft is fixedly arranged in the middle of the ratchet wheel, and the ratchet wheel can penetrate out of the first bearing to be connected with the prism groove shaft; the limiting pieces are uniformly arranged in the first bearing at intervals and correspond to teeth on the ratchet wheel one by one; the locking rod can be matched with the corresponding limiting piece, and the rotation of the ratchet wheel can be limited.

Furthermore, it is particularly preferred that the limiting member comprises: the top of the fixed block is provided with a certain radian and can be attached to the inner wall of the first bearing; the guide rod is fixedly arranged on the flat surface of the fixed block; the ratchet, the ratchet with the guide arm slides and links to each other, just the ratchet with be equipped with the spring between the fixed block, still set up on the ratchet can with locking lever complex screw hole.

Furthermore, it is particularly preferred that at least three locking bars are provided, each of which is slidably connected to the fixing block at a corresponding position through the first bearing, and a spring is provided between the locking bar and the first bearing; the locking rod is inserted into one end in the first bearing, and is provided with threads matched with the threaded holes in the ratchets.

Furthermore, it is particularly preferred that a clamping member is slidably provided on the extension case, the clamping member comprising: the sliding frame is connected with the extension shell in a sliding manner; the wire clamping device is rotationally connected with the sliding frame and used for clamping the high-voltage wire; the rotating shaft is arranged at the rotating connection part of the sliding frame and the thread clamp, penetrates out of the thread clamp and is connected with the thread clamp in a sliding manner; the clamping blocks are symmetrically arranged on the rotating shaft and can slide along with the rotating shaft in the wire clamping device, limiting grooves matched with the clamping blocks are formed in the sliding frame, and the clamping blocks can be prevented from rotating in the limiting grooves.

In addition, it is particularly preferable that the device further comprises a mounting block, wherein the mounting block is arranged at the end part of the extension shell and is used for arranging a warning board.

Compared with the prior art, the invention has the following advantages: 1. according to the invention, the angle backing plate is clamped into the first clamping groove or the second clamping groove on the adjusting block, so that the angle backing plate can be attached to the external corner of the wall surface or the internal corner of the wall surface, the configuration of the electronic fence can be realized without special customization of the power grid mounting frame, the adjusting block and the angle backing plate are taken down from the mounting plate, the mounting plate is installed after being positioned and fixed on the wall surface, and the mounting plate is safer and more convenient for an installer to operate at the high position of the wall surface;

2. through the arrangement of the extension shell and the rubber screw sleeve, when the insulator can be installed on the rod body by utilizing the rubber screw sleeve, the insulator can be installed more firmly, and meanwhile, the abrasion between the rod body and the insulator can be reduced, and the length of the rod body can be prolonged by utilizing the extension shell, so that the installation range of a power grid is larger;

3. through the arrangement of the ring sleeve, the prismatic groove shaft and the clamping assembly, the angle of the rod body can be adjusted, and after the locking rod is pressed down and is turned into the threaded hole in the ratchet, the ratchet can not move, so that the ratchet is prevented from rotating, and the angle of the rod body is fixed;

4. through the setting of clamping piece, the sliding carriage is in order to change its position on extending the shell, through rotating its clamping angle of clamp adjustment and press from both sides tightly fixedly to high-voltage wire, in the pulling pivot for the fixture block card goes into the carriage in, can make the clamp unable rotation at will, more firm with high-voltage wire centre gripping, make follow-up tensioning to high-voltage wire can accomplish smoothly.

Drawings

The above and other objects, features and advantages of embodiments of the present invention will become more readily apparent from the following detailed description with reference to the accompanying drawings. In the drawings, embodiments of the invention will be described by way of example and not limitation.

Fig. 1 is a front view of an exemplary embodiment of the present invention.

Fig. 2 is a schematic structural view of a mounting mechanism according to an exemplary embodiment of the present invention.

Fig. 3 is a schematic view of the structure of the adjusting block and the corner pad in an exemplary embodiment of the present invention.

Fig. 4 is a schematic view of the structure of fig. 3 after the adjusting block is horizontally cut.

Fig. 5 is a cross-sectional view of an adjustment block in an exemplary embodiment of the invention.

Fig. 6 is a schematic view illustrating a structure of a shaft and an extension case according to an exemplary embodiment of the present invention.

Fig. 7 is a cross-sectional view of a shaft in an exemplary embodiment of the invention.

Fig. 8 is a schematic structural view of a gasket according to an exemplary embodiment of the present invention.

Fig. 9 is a schematic structural view of an angle adjusting mechanism according to an exemplary embodiment of the present invention.

Fig. 10 is an exploded view of an angle adjustment mechanism in an exemplary embodiment of the present invention.

Fig. 11 is an exploded view of a clamping assembly in an exemplary embodiment of the invention.

Fig. 12 is a schematic structural view of a limiting member according to an exemplary embodiment of the present invention.

Fig. 13 is a schematic structural view of a clamping member according to an exemplary embodiment of the present invention.

Fig. 14 is a cross-sectional view of a clip in an exemplary embodiment of the present invention.

Fig. 15 is a schematic structural view of a mounting block in an exemplary embodiment of the present invention.

In the figure: 1. mounting plate, 11, first bearing, 12, second bearing, 13, collar, 14, prismatic grooved shaft, 15, limit ring, 2, adjusting block, 21, first clamping groove, 22, second clamping groove, 23, clamping ball, 24, mating block, 3, angle pad, 31, mounting portion, 32, clamping portion, 4, rod body, 41, extension shell, 42, rubber screw sleeve, 43, washer, 5, clamping assembly, 51, dome, 52, ratchet, 53, limit piece, 531, fixed block, 532, guide rod, 533, ratchet, 54, locking lever, 6, clamping piece, 61, carriage, 62, wire clamp, 63, rotating shaft, 64, fixture block, 7, mounting block.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention are illustrated in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The term "comprising" and variations thereof as used herein means open ended, i.e., "including but not limited to. The term "or" means "and/or" unless specifically stated otherwise. The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment. The term "another embodiment" means "at least one additional embodiment". The terms "first," "second," and the like, may refer to different or the same object.

Examples: referring to fig. 1 and 2, the utility model provides a power grid mounting bracket convenient to adjust, includes mounting panel 1, regulating block 2 and angle backing plate 3, utilizes mounting panel 1 to fix whole power grid mounting bracket on the wall, and regulating block 2 sets up at mounting panel 1 rear end, and angle backing plate 3 sets up the left and right sides at mounting panel 1 and regulating block 2.

Referring to fig. 2 and 3, the adjusting block 2 is symmetrically provided with a first clamping groove 21 on the left and right sides, the bottom of the adjusting block 2 is provided with a second clamping groove 22, and the corner pad 3 can be clamped into the first clamping groove 21 or the second clamping groove 22.

Referring to fig. 3-5, a matching block 24 with a screw hole is fixedly arranged at the front end of the adjusting block 2, the matching block 24 can be inserted into the mounting plate 1, the adjusting block 2 and the mounting plate 1 are fixed through bolts, the adjusting block 2 is provided with a first clamping groove 21 and a second clamping groove 22, four clamping balls 23 are respectively arranged on the adjusting block 2 through springs, the angle backing plate 3 is divided into a mounting part 31 and a clamping part 32, an included angle between the mounting part 31 and the clamping part 32 is 135 degrees, a plurality of screw holes for allowing screws to pass are formed in the mounting part 31, round holes matched with the clamping balls 23 are formed in the rear side of the clamping part 32, the angle backing plate 3 can be limited and fixed after being clamped into the matching block 24, when the two angle backing plates 3 are inserted into the first clamping grooves 21, the outer sides of the mounting part 31 can be attached to external corners, and when the two angle backing plates 3 are inserted into the second clamping grooves 22, the inner sides of the mounting part 31 can be attached to internal corners.

When the installation position is a flat surface, the two corner base plates 3 can be detached from the adjusting block 2, bolts penetrate through screw holes in the installing plate 1 to be nailed into the wall surface, so that the fixed installation is completed, when the installation position is an external corner, the adjusting block 2 is detached from the installing plate 1, the two corner base plates 3 are inserted into the first clamping grooves 21 in the adjusting block 2, the outer side surfaces of the two corner base plates 3 are adhered to the two wall surfaces of the external corner, the bolts penetrate through the screw holes in the corner base plates 3 to be nailed into the wall surface, the fixed installation of the diagonal base plates 3 is completed, then the installing plate 1 is inserted into the matching block 24, the adjusting block 2 and the installing plate 1 are fixed through the bolts, the fixed installation at the external corner can be completed, when the installation position is an internal corner, the two corner base plates 3 are only required to be inserted into the second clamping grooves 22 of the adjusting block 2, the inner side surfaces of the two corner base plates 3 are adhered to the two wall surfaces of the internal corner, and the steps are repeated.

Referring to fig. 2, 9 and 10, a second bearing 12 is fixedly arranged at the left side of the front end of the mounting plate 1, a first bearing 11 is fixedly arranged at the right side of the front end of the mounting plate 1, a prismatic groove shaft 14 is rotatably arranged between the first bearing 11 and the second bearing 12, prismatic grooves are formed in the prismatic groove shaft 14, a ring sleeve 13 is fixedly arranged on the prismatic groove shaft 14, and the ring sleeve 13 can synchronously rotate along with the prismatic groove shaft 14.

Referring to fig. 6-8, the front end of the collar 13 is fixedly provided with a rod body 4, an extension shell 41 is sleeved on the rod body 4, and eight through holes are formed in the rod body 4 and the extension shell 41, wherein a rubber screw sleeve 42 is arranged in the through hole in the rod body 4, a gasket 43 is arranged at the through hole in the extension shell 41, the inside of the rod body 4 is of a hollow structure, the main body part of the rubber screw sleeve 42 is fixedly arranged in the rod body 4, the top and the bottom of the main body are provided with annular cushion blocks with springs, and the annular cushion blocks can slightly protrude out of the surface of the rod body 4 when no external force acts.

When setting up the electronic fence, still need set up the insulator on the electric wire netting mounting bracket, only need turn into the insulator in the rubber swivel nut 42 on the body of rod 4 can, and the annular cushion part on the rubber swivel nut 42 is protruding in body of rod 4 surface, can avoid its and body of rod 4 direct contact to cause wearing and tearing when the insulator turns into, and extend shell 41 can prolong, be provided with packing ring 43 on it, if need change the installation interval between the insulator or increase insulator quantity, can extend shell 41 with the slip, install the insulator in the through-hole on extending shell 41.

Referring to fig. 9-11, a clamping assembly 5 is disposed in the first bearing 11, the clamping assembly 5 includes a limiting ring 15, a round cover 51, a ratchet 52, a limiting member 53 and a locking rod 54, the limiting ring 15 is fixedly mounted on the right side of the first bearing 11 through bolts, a handle is disposed on the round cover 51 and can rotate in the limiting ring 15, the ratchet 52 is fixedly disposed on the left side surface of the round cover 51, a prism is disposed in the center position of the left side of the ratchet 52, after the prism is inserted into a prism groove in the prism groove shaft 14, the ratchet 52 can synchronously rotate along with the prism groove shaft 14, ten groups of limiting members 53 are uniformly disposed in the first bearing 11, and can be matched with the ratchet 52 to rotate only anticlockwise, three locking rods 54 are disposed on the three groups of limiting members 53 with the highest positions, and the matched limiting member 53 can lock the ratchet 52 to prevent rotation.

Referring to fig. 12, the limiting member 53 is composed of a fixed block 531, a guide rod 532 and a ratchet 533, wherein a certain radian is formed at the top of the fixed block 531, the inner wall of the first bearing 11 can be attached to and fixedly connected with the fixed block 531, the guide rod 532 is fixedly arranged on a flat surface of the fixed block 531, the ratchet 533 is slidably connected with the guide rod 532, a spring is arranged between the ratchet 533 and the fixed block 531, when the ratchet 52 rotates anticlockwise, the ratchet 52 is pressed to slide along the guide rod 532, three locking rods 54 penetrate through the first bearing 11 and are slidably connected with the corresponding fixed block 531, the spring is arranged between the locking rods 54 and the first bearing 11, the locking rods 54 initially penetrate out of the first bearing 11, the rotation of the ratchet 52 is not affected, a threaded hole is formed in the ratchet 533, the locking rods 54 are threaded at one end of the first bearing 11, the locking rods 54 are pressed into the threaded hole in the ratchet 533, and the ratchet 533 is tightly matched with the threaded hole through rotation, the threads and can not lock the ratchet 533, so that the ratchet 52 cannot slide along the guide rod 532, and cannot be locked, and cannot rotate.

When carrying out fixed mounting to the electric wire netting mounting bracket, need adjust its installation angle according to specific topography, the installer only needs to stir the body of rod 4 anticlockwise rotation, ring cover 13 can force prismatic grooved shaft 14 around first bearing 11 and second bearing 12 rotation, make the angle of body of rod 4 take place the slope, and simultaneously, ratchet 52 can anticlockwise rotate along with prismatic grooved shaft 14, after the angle modulation of body of rod 4 is accomplished, push down locking lever 54 earlier, make its bottom insert the screw hole on ratchet 533, follow-up rotation locking lever 54, make the screw thread and the screw hole tight fit of its bottom, fix the ratchet 533 position, make it can't slide along guide arm 532, thereby restrict the rotation of ratchet 52, prismatic grooved shaft 14 is also restricted thereupon, can't drive the body of rod 4 rotation, thereby accomplish the regulation and the fixed to body of rod 4 angle.

Referring to fig. 1, 13 and 14, a clamping piece 6 is slidably disposed on the extension case 41, the clamping piece 6 includes a carriage 61, a wire clamping device 62, a rotating shaft 63 and a clamping block 64, the carriage 61 can slide in the extension case 41 to be adjusted to a proper position, a limit groove is formed on the upper portion of the carriage 61, the wire clamping device 62 is rotatably disposed on the upper portion of the carriage 61, so that a high-voltage wire can be clamped, the rotating shaft 63 is disposed at a rotational connection portion of the carriage 61 and the wire clamping device 62, and penetrates out of the carriage 61 and the wire clamping device 62, and can slide in the carriage 61 and the wire clamping device 62, and the wire clamping device 62 and the rotating shaft 63 synchronously rotate, and clamping blocks 64 are symmetrically and fixedly disposed on the rotating shaft 63, and can slide in the carriage 61 and the wire clamping device 62 along with the rotating shaft 63, and the clamping blocks 64 are adapted to the limit groove.

After the insulator is installed, the high-voltage wire needs to be wound on the insulator, the wire clamping device 62 can be moved to the position near the insulator needing wire clamping through the sliding carriage 61, the wire clamping device 62 is rotated to adjust the clamping angle of the high-voltage wire, after clamping is completed, the rotating shaft 63 is pulled, the clamping block 64 is completely clamped into the limiting groove in the carriage 61, the wire clamping device 62 cannot continuously rotate, the high-voltage wire is better fixed, and then the high-voltage wire is tensioned through the wire stretcher.

Referring to fig. 1 and 15, the electric power grid installation frame further comprises an installation block 7, wherein the installation block 7 is arranged at the front end of the extension shell 41 through bolts, and after the whole electric power grid installation frame is fixed, a warning sign can be arranged on the installation block 7 to provide a warning effect.

The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

The above is only an alternative embodiment of the present invention and is not intended to limit the present invention, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A grid mount for facilitating adjustment, comprising:

the mounting plate (1) can be fixed on a wall surface through bolts, and a first bearing (11) and a second bearing (12) are fixedly arranged on the mounting plate (1);

the adjusting block (2) is detachably arranged at the end part of the mounting plate (1), and a first clamping groove (21) and a second clamping groove (22) are symmetrically formed in the adjusting block (2);

the corner base plate (3) is used for assisting the mounting plate (1) to be fixed on different wall surfaces and can be clamped into the first clamping groove (21) or the second clamping groove (22);

the prismatic groove shaft (14) is rotatably arranged between the first bearing (11) and the second bearing (12), and prismatic grooves are formed in the prismatic groove shaft (14);

the ring sleeve (13), the ring sleeve (13) is fixedly connected with the prismatic groove shaft (14) and can synchronously rotate along with the prismatic groove shaft (14);

the rod body (4), the rod body (4) is fixedly arranged at the end part of the annular sleeve (13), and through holes are uniformly formed in the rod body (4).

2. The electric network installation frame convenient to adjust according to claim 1, wherein a matching block (24) with a screw hole is fixedly arranged at the end part of the adjusting block (2), and the adjusting block (2) is slidably connected with the installation plate (1) through the matching block (24); the adjusting block (2) is provided with a first clamping groove (21) and a second clamping groove (22), and at least four clamping balls (23) are arranged through springs.

3. The electric network mounting frame convenient to adjust according to claim 2, wherein the angle pad (3) is divided into a mounting part (31) and a clamping part (32), and a plurality of screw holes through which screws can pass are formed in the mounting part (31); the angle pad (3) is in sliding fit with the adjusting block (2) through the clamping part (32), and a round hole matched with the clamping ball (23) is formed in the side edge of the clamping part (32); an included angle of 135 degrees is formed between the mounting part (31) and the clamping part (32).

4. A power grid mounting bracket convenient to adjust according to claim 3, wherein the rod body (4) is sleeved with an extension shell (41), and a through hole is also formed in a corresponding position on the extension shell (41); a rubber screw sleeve (42) is arranged in the through hole on the rod body (4), and a gasket (43) is arranged at the through hole on the extension shell (41).

5. A grid mounting rack for easy adjustment according to claim 4, characterized in that the inside of the rod body (4) is a hollow structure; the main body of the rubber screw sleeve (42) is fixedly arranged inside the rod body (4), the top and the bottom of the main body are arranged into annular cushion blocks, and the annular cushion blocks are connected with the main body of the rubber screw sleeve (42) through springs and slightly protrude out of the surface of the rod body (4).

6. An adjustable grid mounting according to claim 5, wherein said first bearing (11) is provided with a clamping assembly (5), said clamping assembly (5) comprising:

the limiting ring (15) is fixedly arranged on the side surface of the first bearing (11);

the round cover (51) is rotationally connected with the limiting ring (15), and handles are symmetrically arranged on the round cover (51);

the ratchet wheel (52) is fixedly connected with the round cover (51), a prism matched with the prism groove shaft (14) is fixedly arranged in the middle of the ratchet wheel (52), and the ratchet wheel can penetrate out of the first bearing (11) to be connected with the prism groove shaft (14);

the limiting pieces (53) are uniformly arranged in the first bearing (11) at intervals and correspond to teeth on the ratchet wheel (52) one by one;

and the locking rod (54) can be matched with the corresponding limiting piece (53), and can limit the rotation of the ratchet wheel (52).

7. An adjustable grid mounting according to claim 6, wherein said limiting member (53) comprises:

the top of the fixed block (531) is provided with a certain radian and can be attached to the inner wall of the first bearing (11);

a guide rod (532), wherein the guide rod (532) is fixedly arranged on the flat surface of the fixed block (531); the ratchet (533), ratchet (533) with guide arm (532) slip links to each other, just ratchet (533) with be equipped with the spring between fixed block (531), still seted up on ratchet (533) can with locking lever (54) complex screw hole.

8. The grid mounting rack convenient to adjust according to claim 7, wherein at least three locking rods (54) are arranged and are connected with the fixed blocks (531) at corresponding positions in a sliding way through the first bearings (11), and springs are arranged between the locking rods (54) and the first bearings (11); the locking rod (54) is inserted into one end of the first bearing (11) and is provided with threads matched with the threaded holes on the ratchets (533).

9. An adjustable grid mounting according to claim 8, wherein said extension housing (41) is slidably provided with a clamping member (6), said clamping member (6) comprising:

a carriage (61), the carriage (61) being slidably connected to the extension case (41);

the wire clamping device (62) is rotationally connected with the sliding frame (61) and used for clamping the high-voltage wire;

the rotating shaft (63) is arranged at the rotating connection part of the sliding frame (61) and the thread clamp (62), and penetrates out of the thread clamp (62) and is connected with the thread clamp in a sliding way;

the clamping blocks (64) are symmetrically arranged on the rotating shaft (63), the clamping blocks (64) can slide in the thread clamping device (62) along with the rotating shaft (63), limiting grooves matched with the clamping blocks (64) are formed in the sliding frame (61), and the clamping blocks (64) can slide into the limiting grooves to prevent the thread clamping device (62) from rotating.

10. An easy-to-adjust grid mounting bracket according to claim 9, further comprising a mounting block (7), said mounting block (7) being provided at an end of said extension housing (41) for providing a warning sign.