CN115995787A

CN115995787A - Electric power transmission device capable of adjusting supporting angle and direction

Info

Publication number: CN115995787A
Application number: CN202310023436.1A
Authority: CN
Inventors: 赵刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-04-21

Abstract

The invention discloses an electric power transmission device capable of adjusting a supporting angle and a supporting direction, which comprises a supporting column arranged on electric power equipment through a fastening assembly, wherein two mounting substrates are fixedly arranged on the outer side of the upper end of the supporting column; further comprises: the two groups of conveying frame bearing mechanisms are movably sleeved outside the upper ends of the supporting columns, and are respectively positioned below the two mounting substrates; the first mounting hole and the second mounting hole are respectively formed above the first bearing plate and below the second bearing plate. This but electric power transmission device of angle of support and direction is through the cooperation of movable sawtooth ring and location sawtooth ring for can adjust support angle and direction as required, simultaneously through utilizing the operation that opens and shuts between first loading board and the second loading board, make the cable can place from the lateral part, reduce the operation degree of difficulty, and when spacing centre gripping to the cable, can realize that the stress evenly prevents the surface damage.

Description

Electric power transmission device capable of adjusting supporting angle and direction

Technical Field

The invention relates to the technical field of power transmission, in particular to a power transmission device capable of adjusting a supporting angle and a supporting direction.

Background

The energy source using electric energy as power is called electric power, the electric power transmission is a mode of transmitting a power plant or a power supply from one place to another place, the common electric power transmission equipment is an electric cable, the electric cable is an important component for electric energy allocation in an electric power system, and in the process of laying the electric cable, an electric power transmission device is required to be used as a supporting and guiding function.

In the prior art, for example, an electric power transmission line frame with an authorized publication number of CN210273352U is arranged at a proper position on a telegraph pole in a sleeved mode, a fixing bolt penetrates through a fixing block and is screwed with a fixing nut to finish the installation and fixing work of the device on the telegraph pole, then a power cable penetrates through a threading frame and is arranged between a ceramic clamping block A and a ceramic clamping block B, a movable block arranged at the left end of the adjusting bolt is rotated in a movable groove through rotating the adjusting bolt, and the adjusting bolt is moved left and right in a screw hole, so that the movement of the ceramic clamping block B is realized, and the clamping and fixing work of the cable is realized through the movement of the ceramic clamping block B to the ceramic clamping block A;

in the specific use process of the power transmission device, after the power cable is placed in the wire penetrating frame, the ceramic clamping block B is driven to move towards the ceramic clamping block A through the adjusting bolt, so that the clamping and fixing of the cable are realized, however, the condition of uneven pressure on the surface of the cable is easy to occur, the damage is easy to occur, and after the power transmission frame is fixed on a telegraph pole, the cable needs to be detached and installed again when the cable supporting angle is adjusted, and the burden of staff is increased;

in another example, the electric power transmission device disclosed in publication number CN112531606B is provided with a base, a supporting rod is provided, a main body is arranged on the supporting rod, a cable passes through the main body in advance, a through hole is provided, a movable rod is arranged in the through hole in a sliding manner, the movable rod can drive a fixed plate to move, the cable is clamped, a linkage device is provided to adjust an adjusting sleeve to rotate simultaneously, the adjusting sleeve simultaneously drives the movable rod to move, so that the fixed plate moves simultaneously, the cable is clamped, the cable is enabled to be suitable for different cables, and meanwhile, the stress of the fixed plate to the cable is even, and damage to the surface of the cable is prevented;

in the practical use process of the power transmission device, when the cable is clamped and fixed, the cable needs to pass through the other side of the main body from one side of the main body, so that the cable can be placed in the main body, and for a longer cable, a certain length needs to be pulled, and the operation is inconvenient because the whole weight of the cable is heavier.

In order to solve the above-mentioned problems, we propose an electric power transmission device with adjustable supporting angle and direction.

Disclosure of Invention

The invention aims to provide an electric power transmission device with adjustable supporting angle and direction, which solves the problems that the existing electric power transmission device in the market is inconvenient to adjust the angle and direction according to the requirement and inconvenient to limit and clamp a cable in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an adjustable support angle and direction's electric power transmission device, includes the support column of installing on power equipment through fastening assembly, two mounting base plates are installed to the upper end outside fixed mounting of support column, and the below left side bearing of mounting base plate installs the threaded rod, and the below right side of mounting base plate is fixed mounting has the spacing post, the upper end of threaded rod is connected with the turning block, just the outside of threaded rod and spacing post overlaps jointly and is equipped with the drive plate, and the drive plate laminating cover is established the outside of support column;

further comprises:

the two groups of conveying frame bearing mechanisms are movably sleeved outside the upper ends of the supporting columns, the two groups of conveying frame bearing mechanisms are respectively positioned below the two mounting substrates, the conveying frame bearing mechanisms consist of a base plate, a connecting column, a top plate, a first bearing plate and a second bearing plate, the base plate and the top plate are respectively fixedly arranged at the upper end and the lower end of the connecting column, the first bearing plate and the second bearing plate are respectively fixedly sleeved and movably sleeved outside the middle part of the connecting column, and the second bearing plate is positioned above the first bearing plate;

the first mounting hole and the second mounting hole are respectively formed in the upper portion of the first bearing plate and the lower portion of the second bearing plate and used for placing cables, and a cable positioning mechanism is arranged between the first mounting hole and the second mounting hole.

Preferably, two connecting columns are arranged left and right, the adjusting ring is installed on the upper bearing of the second bearing plate sleeved outside the connecting columns, and the adjusting ring is sleeved on the outer side of the connecting columns positioned on the left side through threads, so that when the adjusting ring is rotated, the adjusting ring can be connected with the threads of the connecting columns on the left side and the sliding connection between the connecting columns on the right side and the second bearing plate can be utilized, and the second bearing plate can be driven to move up and down.

Preferably, the movable sawtooth ring is fixedly installed above the top plate, the positioning sawtooth ring is correspondingly arranged above the movable sawtooth ring, and the positioning sawtooth ring is fixedly installed at the lower end of the driving plate, so that the movable sawtooth ring and the positioning sawtooth ring can be mutually matched up and down.

Preferably, the movable sawtooth ring and the positioning sawtooth ring are mutually attached, and the movable sawtooth ring and the positioning sawtooth ring respectively form a transverse rotating structure and an up-down sliding structure with the support column, so that after the movable sawtooth ring and the positioning sawtooth ring are mutually attached, the rotating conveying frame bearing mechanism can be fixed.

Preferably, the threaded rod and the limit post are parallel to each other, and the threaded rod and the limit post are in threaded connection and fit sliding connection with the driving plate respectively, so that the driving plate can be driven to move up and down after the threaded rod rotates.

Preferably, the cable positioning mechanism comprises a worm wheel semi-ring and a semi-ring body, the worm wheel semi-ring and the semi-ring body are respectively slidably mounted in the first bearing plate and the second bearing plate, a worm is meshed below the worm wheel semi-ring, and the worm bearing is mounted in the first bearing plate, so that after the worm rotates, the worm wheel semi-ring can be driven to rotate.

Preferably, the worm wheel semi-ring and the semi-ring body are arranged in a semicircular shape by taking the center of a circular hole formed by the first mounting hole and the second mounting hole as a circle center, two ends of the worm wheel semi-ring and two ends of the semi-ring body are mutually attached, and the fixing blocks are arranged on one side of the inner arcs of the worm wheel semi-ring and the semi-ring body, so that after the worm wheel semi-ring rotates, the fixing blocks can be driven to synchronously move by the attaching action between the worm wheel semi-ring and the semi-ring body.

Preferably, the fixed block is of a triangle structure with an arc angle, the fixed block is attached to the movable rod, the movable rod is respectively arranged in the first bearing plate and the second bearing plate in a sliding mode, one end, close to the fixed block, of the movable rod is arranged in a semicircular mode, and after the fixed block moves along with the worm wheel semi-ring and the semi-ring body, the movable rod can be extruded to enable the movable rod to move.

Preferably, the outside cover of movable rod is equipped with the compression spring that is in compression state, and the tip fixed mounting of movable rod has the limiting plate that the arc set up to the center equiangular distribution of round hole is constituteed with the second mounting hole about first mounting hole to the limiting plate, makes can drive equiangular distribution's limiting plate laminating simultaneously to the surface of cable, realizes that the stress is even, reduces the damage.

Compared with the prior art, the invention has the beneficial effects that: this but electric power transmission device of angle of support and direction is adjusted through the cooperation of activity sawtooth ring and location sawtooth ring for can adjust support angle and direction as required, simultaneously through utilizing the operation that opens and shuts between first loading board and the second loading board, make the cable can place from the lateral part, reduce the operation degree of difficulty, and when spacing centre gripping to the cable, can realize that the stress evenly prevents the surface damage, its concrete content is as follows:

1. the movable saw tooth ring and the positioning saw tooth ring are arranged, so that when a support column is fixedly arranged on a telegraph pole and the support angle and the direction need to be adjusted, the threaded rod is driven to rotate through the rotating block, the driving plate can move upwards by utilizing the threaded connection between the driving plate and the threaded rod and the attaching action between the driving plate and the limiting column, and then the positioning saw tooth ring is not attached to the upper part of the movable saw tooth ring, so that the conveying frame bearing mechanism can be rotated on the outer side of the support column to adjust to the angle and the direction which are suitable for needs, and then the threaded rod is reversely rotated to drive the driving plate to move downwards, so that the positioning saw tooth ring is attached to the upper surface of the movable saw tooth ring;

2. after the adjusting ring is rotated, the second bearing plate can be driven to move upwards by utilizing the threaded connection between the adjusting ring and the left connecting column and the attaching relation between the right connecting column and the second bearing plate, so that the first mounting hole and the second mounting hole are exposed, cables can be placed from the side parts of the first bearing plate and the second bearing plate, and the cables can be adjusted to proper positions without pulling the cables, so that the operation difficulty is reduced;

3. be provided with worm wheel semi-ring and semi-ring body for after the cable was placed, rotate the worm, the worm utilizes the meshing effect between the worm wheel semi-ring, can rotate in the inside of first loading board, and utilize the laminating effect between the semi-ring body, drive the semi-ring body and rotate in the inside of second loading board, worm wheel semi-ring and semi-ring body rotate the back, utilize the laminating effect between fixed block and the movable rod, can drive the movable rod and remove, and then can drive equiangular distribution's limiting plate laminating in the surface of cable simultaneously, and then when adapting to different models of cables, can be even to the stress of cable, prevent to produce the damage to the cable surface.

Drawings

FIG. 1 is a schematic diagram of the overall front cross-section structure of the present invention;

FIG. 2 is a schematic diagram of a connecting front cross-section structure of a first carrier plate and a second carrier plate according to the present invention;

FIG. 3 is a schematic illustration of the connecting front cross-section structure of the movable saw tooth ring and the positioning saw tooth ring of the present invention;

FIG. 4 is a schematic top view of the movable sawtooth ring according to the present invention;

FIG. 5 is a schematic view of a connecting front cross-section structure of a first mounting hole and a second mounting hole according to the present invention;

FIG. 6 is a schematic side view of a half-ring body according to the present invention;

FIG. 7 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;

fig. 8 is a schematic diagram showing a side view and a three-dimensional structure of the connection of the movable rod and the limiting plate.

In the figure: 1. a support column; 2. a mounting substrate; 3. a base plate; 4. a connecting column; 5. a top plate; 6. a movable saw tooth ring; 7. a first bearing plate; 8. a second bearing plate; 9. a first mounting hole; 10. a second mounting hole; 11. an adjusting ring; 12. a driving plate; 13. a threaded rod; 14. a limit column; 15. a rotating block; 16. positioning a sawtooth ring; 17. a worm wheel half ring; 18. a half-ring body; 19. a fixed block; 20. a movable rod; 21. a limiting plate; 22. a pressure spring; 23. a worm.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides an adjustable support angle and direction's electric power transmission device, including installing the support column 1 on power equipment through fastening assembly, two mounting base plates 2 are installed to the upper end outside of support column 1, and the below left side bearing of mounting base plate 2 is installed threaded rod 13, and the below right side of mounting base plate 2 is fixed mounting spacing post 14, the upper end of threaded rod 13 is connected with rotating block 15, and threaded rod 13 and the outside of spacing post 14 overlap jointly and are equipped with drive plate 12, and drive plate 12 laminating cover is established in the outside of support column 1; further comprises: the two groups of conveying frame bearing mechanisms are movably sleeved outside the upper ends of the support columns 1, the two groups of conveying frame bearing mechanisms are respectively positioned below the two mounting base plates 2, the conveying frame bearing mechanisms consist of a base plate 3, a connecting column 4, a top plate 5, a first bearing plate 7 and a second bearing plate 8, the base plate 3 and the top plate 5 are respectively fixedly arranged at the upper end and the lower end of the connecting column 4, the first bearing plate 7 and the second bearing plate 8 are respectively fixedly sleeved outside the middle part of the connecting column 4 and movably sleeved, and the second bearing plate 8 is positioned above the first bearing plate 7; the left and right connecting columns 4 are provided with two adjusting rings 11, and the adjusting rings 11 are sleeved on the outer sides of the connecting columns 4 in a threaded manner, wherein the upper bearings of the second bearing plates 8 sleeved on the outer sides of the connecting columns 4; a movable sawtooth ring 6 is fixedly arranged above the top plate 5, a positioning sawtooth ring 16 is correspondingly arranged above the movable sawtooth ring 6, and the positioning sawtooth ring 16 is fixedly arranged at the lower end of the driving plate 12; the movable sawtooth ring 6 and the positioning sawtooth ring 16 are mutually attached, and the movable sawtooth ring 6 and the positioning sawtooth ring 16 respectively form a transverse rotating structure and an up-down sliding structure with the support column 1; the threaded rod 13 and the limit column 14 are parallel to each other, and the threaded rod 13 and the limit column 14 are respectively in threaded connection and fit sliding connection with the driving plate 12;

when the support column 1 is installed on a telegraph pole, the support angle and the direction are required to be adjusted, the threaded rod 13 is driven to rotate through the rotating block 15, then the driving plate 12 can move upwards on the outer side of the support column 1 by utilizing the threaded connection between the threaded rod 13 and the attaching action between the threaded rod 13 and the limiting column 14, the positioning saw tooth ring 16 can be driven to be far away from the movable saw tooth ring 6, the carrying mechanism of the conveying frame is not blocked, the supporting mechanism of the conveying frame can rotate on the outer side of the support column 1 to be adjusted to the proper required angle and direction, then the threaded rod 13 is reversely rotated, the driving plate 12 can be driven to move downwards until the positioning saw tooth ring 16 and the movable saw tooth ring 6 attach to each other according to the working principle, after the angle adjustment is finished, the adjusting ring 11 is rotated, the adjusting ring 11 can drive the second bearing plate 8 to move upwards by utilizing the threaded connection between the left connecting column 4 and the attaching action between the right connecting column 4 and the second bearing plate 8, and then the first bearing plate 7 and the second bearing plate 8 can be separated to expose the first mounting hole 9 and the second mounting hole 10, so that a cable can be placed from the side part, the cable can be adjusted to a proper position without pulling the cable, the operation difficulty is reduced, and then the adjusting ring 11 is reversely rotated until the first bearing plate 7 and the second bearing plate 8 are attached to each other;

a first mounting hole 9 and a second mounting hole 10, which are respectively arranged above the first bearing plate 7 and below the second bearing plate 8, and are used for placing cables, and a cable positioning mechanism is arranged between the first mounting hole 9 and the second mounting hole 10; the cable positioning mechanism comprises a worm wheel semi-ring 17 and a semi-ring body 18, the worm wheel semi-ring 17 and the semi-ring body 18 are respectively and slidably arranged in the first bearing plate 7 and the second bearing plate 8, a worm 23 is arranged below the worm wheel semi-ring 17 in a meshed manner, and a worm 23 bearing is arranged in the first bearing plate 7; the worm wheel semi-ring 17 and the semi-ring 18 are arranged in a semicircular shape by taking the center of a circular hole formed by the first mounting hole 9 and the second mounting hole 10 as the center of a circle, two ends of the worm wheel semi-ring 17 and the semi-ring 18 are mutually attached, and a fixed block 19 is arranged on one side of the inner arcs of the worm wheel semi-ring 17 and the semi-ring 18; the fixed block 19 is of a triangle-shaped structure with an arc angle, the fixed block 19 is provided with a movable rod 20 in a fitting way, the movable rod 20 is respectively arranged in the first bearing plate 7 and the second bearing plate 8 in a sliding way, and one end of the movable rod 20, which is close to the fixed block 19, is arranged in a semicircular way; the outer side of the movable rod 20 is sleeved with a compression spring 22 in a compressed state, the end part of the movable rod 20 is fixedly provided with a limiting plate 21 in an arc shape, and the limiting plate 21 is distributed at equal angles with respect to the center of a round hole formed by the first mounting hole 9 and the second mounting hole 10;

with reference to fig. 1-2 and fig. 5-8, after the cable is placed in the first mounting hole 9 and the second mounting hole 10, the worm 23 is rotated, the worm 23 can drive the worm wheel half ring 17 to rotate by utilizing the meshing effect between the worm wheel half ring 17, after the worm wheel half ring 17 rotates, the half ring 18 can be driven to synchronously move by utilizing the fitting effect between the worm wheel half ring 17 and the half ring 18, the fixed blocks 19 which are arranged on the inner walls of the worm wheel half ring 17 and the half ring 18 at equal angles are extruded to the movable rod 20, after the movable rod 20 is forced to move, the limiting plates 21 can be driven to synchronously move, the limiting plates 21 distributed at equal angles are driven to synchronously move to the outer sides of the cable until the limiting plates are fitted with the surface of the cable, so that the stress on the cable can be uniform while the cable is adapted to different types of cables, and the damage to the surface of the cable is prevented.

Working principle: when the electric power transmission device with the adjustable supporting angle and the adjustable supporting direction is used, as shown in the combined drawings 1-8, the supporting column 1 is firstly installed on a telegraph pole, when the supporting angle and the supporting direction are required to be adjusted, the threaded rod 13 is driven to rotate through the rotating block 15, the positioning sawtooth ring 16 installed on the driving plate 12 is enabled to be far away from the movable sawtooth ring 6, then the conveying frame bearing mechanism can rotate on the outer side of the supporting column 1 so as to be adjusted to a proper angle and a proper direction, then the threaded rod 13 is reversely rotated, the positioning sawtooth ring 16 is driven to be attached to the movable sawtooth ring 6 with the working principle, the fixing operation of the conveying frame bearing mechanism after rotation is realized, after the angle adjustment is finished, the adjusting ring 11 is rotated, the second bearing plate 8 is driven to move upwards, the first mounting hole 9 and the second mounting hole 10 are exposed, therefore cables can be placed from the side, the cables are not required to be adjusted to a proper position, the operation difficulty is reduced, then the adjusting ring 11 is reversely rotated until the first bearing plate 7 and the second bearing plate 8 are mutually looped body, then the worm 23 is rotated, the worm 17 is driven to be attached to the worm wheel 17 and the semi-18 to be synchronously attached to the movable bearing plate 19, the movable bearing plate 19 is simultaneously, the movable bearing plate 19 is driven to be attached to the cable with the same angle, and the cable is evenly distributed on the outer side, and the cable is not attached to the cable, and the cable is evenly distributed on the outer side, and the cable is prevented from being damaged.

What has not been described in detail in this specification is prior art that is well known to those skilled in the art, and in the description of the present invention, unless otherwise specified, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims

1. The utility model provides an adjustable support angle and direction's electric power transmission device, includes support column (1) of installing on power equipment through fastening component, the upper end outside fixed mounting of support column (1) has two mounting base plates (2), and the below left side bearing of mounting base plate (2) installs threaded rod (13), and the below right side of mounting base plate (2) is fixed mounting has spacing post (14), the upper end of threaded rod (13) is connected with rotary block (15), and the outside of threaded rod (13) and spacing post (14) is overlapped jointly and is equipped with drive plate (12), and drive plate (12) laminating cover is established the outside of support column (1);

characterized by further comprising:

the two groups of conveying frame bearing mechanisms are movably sleeved outside the upper ends of the supporting columns (1), the two groups of conveying frame bearing mechanisms are respectively located below the two mounting base plates (2), the conveying frame bearing mechanisms consist of a base plate (3), a connecting column (4), a top plate (5), a first bearing plate (7) and a second bearing plate (8), the base plate (3) and the top plate (5) are respectively fixedly installed at the upper end and the lower end of the connecting column (4), the first bearing plate (7) and the second bearing plate (8) are respectively fixedly sleeved outside the middle of the connecting column (4) and are movably sleeved outside the middle of the first bearing plate (7);

the first mounting hole (9) and the second mounting hole (10) are respectively formed in the upper portion of the first bearing plate (7) and the lower portion of the second bearing plate (8) and used for placing a cable, and a cable positioning mechanism is arranged between the first mounting hole (9) and the second mounting hole (10).

2. The power transmission device of claim 1, wherein the support angle and direction are adjustable, and wherein: the left and right sides of the connecting column (4) are provided with two adjusting rings (11) which are arranged on the upper bearings of the second bearing plates (8) sleeved on the outer sides of the connecting column (4), and the adjusting rings (11) are sleeved on the outer sides of the connecting column (4) positioned on the left side in a threaded manner.

3. The power transmission device of claim 1, wherein the support angle and direction are adjustable, and wherein: the upper part of the top plate (5) is fixedly provided with a movable sawtooth ring (6), a positioning sawtooth ring (16) is correspondingly arranged above the movable sawtooth ring (6), and the positioning sawtooth ring (16) is fixedly arranged at the lower end of the driving plate (12).

4. A power transmission device with adjustable support angle and direction according to claim 3, wherein: the movable sawtooth ring (6) and the positioning sawtooth ring (16) are mutually attached, and the movable sawtooth ring (6) and the positioning sawtooth ring (16) respectively form a transverse rotating structure and an up-down sliding structure with the support column (1).

5. The power transmission device of claim 1, wherein the support angle and direction are adjustable, and wherein: the threaded rod (13) and the limiting column (14) are parallel to each other, and the threaded rod (13) and the limiting column (14) are in threaded connection and fit sliding connection with the driving plate (12) respectively.

6. The power transmission device of claim 1, wherein the support angle and direction are adjustable, and wherein: the cable positioning mechanism comprises a worm wheel semi-ring (17) and a semi-ring body (18), the worm wheel semi-ring (17) and the semi-ring body (18) are respectively and slidably mounted in the first bearing plate (7) and the second bearing plate (8), a worm (23) is arranged below the worm wheel semi-ring (17) in a meshed mode, and the worm (23) is mounted in the first bearing plate (7) in a bearing mode.

7. The adjustable support angle and direction power delivery apparatus of claim 6, wherein: the worm wheel semi-ring (17) and the semi-ring body (18) are arranged in a semicircular mode by taking the center of a circular hole formed by the first mounting hole (9) and the second mounting hole (10) as the center of a circle, two ends of the worm wheel semi-ring (17) and two ends of the semi-ring body (18) are attached to each other, and fixing blocks (19) are arranged on one side of inner arcs of the worm wheel semi-ring (17) and one side of inner arcs of the semi-ring body (18).

8. The adjustable support angle and direction power delivery apparatus of claim 7, wherein: the fixed block (19) is of a triangular structure with an arc angle, the fixed block (19) is provided with a movable rod (20) in a fitting mode, the movable rod (20) is respectively arranged in the first bearing plate (7) and the second bearing plate (8) in a sliding mode, and one end, close to the fixed block (19), of the movable rod (20) is arranged in a semicircular mode.

9. The adjustable support angle and direction power delivery apparatus of claim 8, wherein: the outside cover of movable rod (20) is equipped with pressure spring (22) that are in compression state, and the tip fixed mounting of movable rod (20) has limiting plate (21) that the arc set up to limiting plate (21) are about the center equiangular distribution of the round hole that first mounting hole (9) and second mounting hole (10) constitute.