CN114243607A

CN114243607A - Adjustable bus duct

Info

Publication number: CN114243607A
Application number: CN202210174089.8A
Authority: CN
Inventors: 王磊
Original assignee: Open Up Electricity Equipment Co ltd In Xuzhou
Current assignee: Open Up Electricity Equipment Co ltd In Xuzhou
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-03-25
Anticipated expiration: 2042-02-25
Also published as: CN114243607B

Abstract

The invention provides an adjustable bus duct, which relates to the technical field of bus duct manufacturing and processing, and comprises a first bus duct, a second bus duct and an angle adjusting device, wherein the first bus duct and the second bus duct are hinged through a pin shaft, and the angle adjusting device is arranged at the hinged part of the first bus duct and the second bus duct, and the adjustable bus duct can solve the following problems: a. b, the existing bus ducts are fixed in shape, cannot adjust the angles of the bus ducts, have large occupied area in the transportation process, and cannot ensure the stability of the bus ducts in the transportation process.

Description

Adjustable bus duct

Technical Field

The invention relates to the technical field of manufacturing and processing of bus ducts, and particularly provides an adjustable bus duct.

Background

The bus duct is a closed metal device consisting of copper and aluminum bus posts; along with the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, especially the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission wire cannot meet the requirements in a large-current transmission system, the bus duct is taken as a novel power distribution wire, compared with the traditional cable, the bus duct has the advantages of fully embodying the superiority in large-current transmission, and high-quality insulating materials are used in the bus duct, so that the safety and reliability of the bus duct are improved, and the bus duct is widely applied.

The wide application of the bus duct makes its technology to be improved continuously, such as fire-proof bus duct, dense bus duct and air bus duct, and these bus ducts have various shapes, such as long strip, zigzag and L-shaped, etc., and these bus ducts can be applied to various installation positions and long-distance transportation, but in actual use still have the following problems: a. the existing bus duct installation needs to be detected and observed according to the condition of a construction site, so that specific data of the construction site are obtained, then the bus duct is customized according to data measured in the existing site, so that the required bus duct is obtained, the efficiency is low, and the measured data have certain errors, so that the construction efficiency is influenced; b. the existing bus ducts are fixed in shape, the angles of the bus ducts cannot be adjusted, the occupied area is large in the transportation process, and the stability of the bus ducts in the transportation process cannot be guaranteed.

Disclosure of Invention

In order to solve the technical problem, the invention provides an adjustable bus duct which comprises a first bus duct, a second bus duct and an angle adjusting device, wherein the first bus duct and the second bus duct are hinged through a pin shaft, the angle adjusting device is arranged at the hinge position of the first bus duct and the second bus duct, and the first bus duct and the second bus duct are of the same structure.

The first bus duct comprises an upper protective shell, a lower protective shell, an installation groove, a first conductive bar, a second conductive bar, a locking mechanism, a distance adjusting mechanism, a fixing mechanism and an installation mechanism, wherein the installation shell is movably installed at the upper end of the lower protective shell, the upper protective shell is movably installed at the upper end of the installation shell, the installation groove is formed in one end, close to the installation shell on the first bus duct and the installation shell on the second bus duct, of the installation shell on the first bus duct, the first conductive bar is arranged in the installation shell of the first bus duct in a sliding mode at equal intervals, the second conductive bar is arranged in the installation shell of the second bus duct in a sliding mode at equal intervals, and the first conductive bar and the second conductive bar are of the same structure; and one side of the first conducting bar, which is close to the second conducting bar, is contacted alternately at equal intervals, the locking mechanism is arranged at the position where the first conducting bar and the second conducting bar are contacted with each other, the distance adjusting mechanism is arranged in the middle of the first conducting bar and the second conducting bar, the fixing mechanism is arranged on the distance adjusting mechanism, and the mounting mechanism is arranged on the upper protective shell.

The angle adjusting device comprises an adjusting ratchet wheel, an adjusting threaded rod, a limiting claw, a fixing plate and a limiting column, wherein the adjusting ratchet wheel is fixedly arranged on one side, close to the second bus duct, of the upper end face of the upper protective shell of the first bus duct, the adjusting threaded rod is arranged on the fixing plate in a threaded connection mode, one side, close to the adjusting ratchet wheel, of the upper end face of the upper protective shell of the second bus duct is fixedly connected with the fixing plate on one side, close to the first bus duct, of the upper end face of the upper protective shell of the second bus duct, the adjusting threaded rod is arranged on the fixing plate in a threaded connection mode, the limiting claw is arranged on one side, close to the adjusting ratchet wheel, the limiting claw is symmetrically and fixedly connected with the limiting column, and the limiting column penetrates through the fixing plate in a sliding mode.

Preferably, the fixing mechanism comprises sliding plates, telescopic springs and Contraband-shaped plates, the sliding plates are symmetrically arranged on the inner wall of the mounting shell of the first bus duct and the inner wall of the mounting shell of the second bus duct in a sliding mode, the telescopic springs are fixedly mounted on the opposite sides of the sliding plates at equal intervals, one ends, far away from the inner wall of the mounting shell, of the telescopic springs are fixedly connected with Contraband-shaped plates, and the inner sides of the Contraband-shaped plates are fixedly connected with insulating rubber blocks.

Preferably, the roll adjustment mechanism includes the sliding tray, the connecting plate, the closing plate, the pawl, the regulating plate, locking threaded rod and stay cord, the sliding tray has been seted up to the equal symmetry in upper end of last protecting sheathing of a bus duct and No. two bus ducts, it is provided with the connecting plate to slide in the sliding tray, two terminal surfaces of connecting plate respectively with the sliding plate fixed connection of symmetry, be close to the position fixedly connected with closing plate of sliding plate on the connecting plate, closing plate and last protecting sheathing's inner wall sliding connection, the inboard of connecting plate is provided with the pawl through the torsional spring is articulated, the lower extreme meshing of pawl is provided with the regulating plate, regulating plate fixed mounting is in last protecting sheathing's upper end, the inboard articulated point department threaded connection who keeps away from the pawl of connecting plate has the locking threaded rod, the lower extreme of locking threaded rod is supported and is leaned on the middle part that sets up at the pawl.

Preferably, the locking mechanism comprises a v-21274, a shaped frame, an insulating locking ring, an L-shaped plate, a locking groove, a locking spring, a matching column, a fixing spring and a fixing pressing block, wherein the v-21274is fixedly installed on the inner side of an installation shell of the first bus duct and the inner side of an installation shell of the second bus duct at equal intervals, the first conductive bar and the second conductive bar are arranged in the v-21274in a sliding manner, the v-21274is arranged in the shaped frame, the inner side of the shaped frame is wrapped with wear-resistant rubber, the upper end of the first conductive bar is fixedly connected with the insulating locking ring, one end of the second conductive bar, close to the first conductive bar, is fixedly connected with the L-shaped plate, the inner side wall of the L-shaped plate is provided with the locking groove, the locking spring is fixedly connected in the locking groove, one end of the locking spring, far away from the locking groove, is fixedly connected with the matching column, the fixing springs are arranged at equal intervals along the locking spring as centers, one end of the fixing springs, far away from the L-shaped plate, is fixedly connected with the fixing pressing block, the lower ends of the fixed pressing block and the matching column are of inclined structures.

Preferably, installation mechanism is including placing box, a post, No. two posts and mounting panel, and the box is placed to the up end of the last protecting sheathing of a bus duct and the up end slip joint of the last protecting sheathing of No. two bus ducts, and one side of placing the box is articulated to be provided with a post, and threaded hole is seted up to the other end of a post, and threaded hole female connection has No. two posts, the other end fixedly connected with mounting panel of No. two posts.

Preferably, an insulating block is laid between the first conducting bar and the second conducting bar and is arranged on the Contraband-shaped plate in a sticking mode.

Preferably, the mounting hole is correspondingly formed between the upper protective shell and the mounting shell, the mounting hole is correspondingly formed between the lower protective shell and the mounting shell, the bolt is movably arranged in the mounting hole, and the bolt is in threaded connection with the nut.

Preferably, a rubber sleeve is fixed at the joint of the first bus duct and the second bus duct.

The invention has the following beneficial effects: 1. the invention provides an adjustable bus duct, and an angle adjusting device adjusts

The ratchet wheel and the limiting claw are meshed and separated to fix and adjust the rotation angle of the first bus duct and the second bus duct, so that the first bus duct and the second bus duct can be rotated to a certain angle at will, the first bus duct and the second bus duct can be applied to different occasions, and the installation efficiency is further improved.

2. The invention provides an adjustable bus duct.A locking mechanism limits and fixes the cross contact position of a first conductive bar and a second conductive bar through a matching column, so that the situations of gaps and the like between contact surfaces are avoided, and the conductive effect after the first conductive bar and the second conductive bar are connected is ensured.

3. The invention provides an adjustable bus duct, wherein a first bus duct and a second bus duct form the adjustable bus duct through rotation, and the characteristic of angle adjustment of the adjustable bus duct can promote the adjustable bus duct to be applied to various different occasions.

4. The invention provides an adjustable bus duct, wherein a distance adjusting mechanism can adjust the length of a first conducting bar and a second conducting bar extending out of a mounting shell within a certain safety range, so that the adjustable bus duct is ensured to be in quick butt joint with other bus ducts, and secondary cutting of the conducting bars is avoided.

Drawings

Fig. 1 is a first view structure diagram of the present invention.

Fig. 2 is a partially enlarged view of the invention at a in fig. 1.

Fig. 3 is a second view structure diagram of the present invention.

Fig. 4 is a partial enlarged view of the invention at B in fig. 3.

Fig. 5 is a partial enlarged view of the invention at C in fig. 3.

Fig. 6 is a top view of the present invention.

FIG. 7 is a cross-sectional view taken at D-D of FIG. 6 in accordance with the present invention.

FIG. 8 is a cross-sectional view taken at E-E of FIG. 6 in accordance with the present invention.

Fig. 9 is a partial enlarged view of the invention at F in fig. 8.

Fig. 10 is a partial enlarged view of the invention at G in fig. 8.

Fig. 11 is a schematic structural diagram of the first conductive row and the second conductive row according to the present invention.

In the figure; 1. a first bus duct; 2. a second bus duct; 3. an angle adjusting device; 10. an upper protective housing; 11. a lower protective housing; 12. mounting a shell; 13. mounting grooves; 14. a first conductive bar; 15. a second conducting bar; 16. a locking mechanism; 17. a distance adjusting mechanism; 18. a fixing mechanism; 19. an installation mechanism; 30. adjusting the ratchet wheel; 31. adjusting the threaded rod; 32. a limiting claw; 33. a fixing plate; 34. a limiting column; 181. a sliding plate; 182. a tension spring; 183. contraband shaped plates; 171. a sliding groove; 172. a connecting plate; 173. a sealing plate; 174. a pawl; 175. an adjusting plate; 176. locking the threaded rod; 177. pulling a rope; 161. \ 21274and a shape frame; 162. an insulating locking ring; 163. an L-shaped plate; 164. a locking groove; 165. a locking spring; 166. a mating post; 167. fixing the spring; 168. fixing a pressing block; 191. placing the box; 192. column one; 193. column II; 194. mounting a plate; 4. an insulating block; 5. a rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-11, an adjustable bus duct comprises a first bus duct 1, a second bus duct 2 and an angle adjusting device 3, wherein the first bus duct 1 is hinged to the second bus duct 2 through a pin shaft, the angle adjusting device 3 is arranged at the hinge position of the first bus duct 1 and the second bus duct 2, and the first bus duct 1 and the second bus duct 2 are of the same structure; during specific work, the angle between the first bus duct 1 and the second bus duct 2 can be adjusted through the angle adjusting device 3, so that the first bus duct 1 and the second bus duct 2 can be used for coping with various complex installation positions, and meanwhile, the installation efficiency can be effectively improved.

Referring to fig. 2, 3 and 7, the first bus duct 1 includes an upper protective outer shell 10, a lower protective outer shell 11, an installation shell 12, an installation groove 13, a first conductive bar 14, a second conductive bar 15, a locking mechanism 16, a distance adjusting mechanism 17, a fixing mechanism 18 and an installation mechanism 19, the upper end of the lower protective outer shell 11 is movably installed with the installation shell 12, the upper end of the installation shell 12 is movably installed with the upper protective outer shell 10, the installation shell 12 on the first bus duct 1 and the installation shell 12 on the second bus duct 2 are both provided with the installation groove 13 at the ends close to each other, the first conductive bar 14 is arranged in the installation shell 12 of the first bus duct 1 in a sliding manner at equal intervals, the second conductive bar 15 is arranged in the installation shell 12 of the second bus duct 2 in a sliding manner at equal intervals, and the first conductive bar 14 and the second conductive bar 15 are in the same structure; the first conducting bar 14 and the second conducting bar 15 are contacted alternately at equal intervals at the side close to each other, a locking mechanism 16 is arranged at the position where the first conducting bar 14 and the second conducting bar 15 are contacted with each other, a distance adjusting mechanism 17 is arranged in the middle of the first conducting bar 14 and the second conducting bar 15, a fixing mechanism 18 is arranged on the distance adjusting mechanism 17, and an installing mechanism 19 is arranged on the upper protective shell 10; an insulating block 4 is laid between the first conducting bar 14 and the second conducting bar 15, and the insulating block 4 is arranged on the Contraband-shaped plate 183 in a sticking mode; mounting holes are correspondingly formed among the upper protective shell 10, the lower protective shell 11 and the mounting shell 12, bolts are movably arranged in the mounting holes, nuts are connected to the bolts in a threaded manner, the upper protective shell 10 and the mounting shell 12 are fixedly connected through the matching of the bolts and the nuts, the lower protective shell 11 and the mounting shell 12 are fixedly connected through the matching of the bolts and the nuts, an integral shell is formed through the fixed connection of the upper protective shell 10, the lower protective shell and the mounting shell, the internal structure is protected, and dust entering the interior of the bus duct due to the fact that the bus duct is exposed outside for a long time is avoided; a rubber sleeve 5 is fixed with in handing-over department of bus duct 1 and No. two bus duct 2, and rubber sleeve 5 can play the effect of protection to the handing-over position of bus duct 1 and No. two bus duct 2, prevents that the dust from getting into inside the bus duct.

When the adjustable bus duct needs to be adjusted, the first conductive bar 14 and the second conductive bar 15 in the initial state are separated by the distance adjusting mechanism 17 firstly, then fix bus duct 1 and rotate bus duct 2 No. two, after bus duct 2 rotates the appointed angle with bus duct 2 No. two with the position of bus duct 1 fixed, later remove electrically conductive row 14 and electrically conductive row 15 No. two to the state of cross contact through roll adjustment mechanism 17 again, carry on spacingly through locking mechanism 16 to it this moment, guarantee not to have the gap between electrically conductive row 14 and the electrically conductive row 15 contact surface No. two, be in the state of in close contact, can be used for the construction with adjustable bus duct afterwards and use.

Referring to fig. 1 and 2, the angle adjusting device 3 includes an adjusting ratchet 30, an adjusting threaded rod 31, a limiting claw 32, a fixing plate 33 and a limiting column 34, the adjusting ratchet 30 is fixedly installed on one side, close to the second bus duct 2, of the upper end surface of the upper protective shell 10 of the first bus duct 1, the fixing plate 33 is fixedly connected to one side, close to the first bus duct 1, of the upper end surface of the upper protective shell 10 of the second bus duct 2, the adjusting threaded rod 31 is arranged on the fixing plate 33 in a threaded connection mode, the limiting claw 32 is arranged on one side, close to the adjusting ratchet 30, of the adjusting threaded rod 31, the limiting column 34 is symmetrically and fixedly connected to the limiting claw 32, and the limiting column 34 penetrates through the fixing plate 33 in a sliding mode; when in specific work, the installation shell 12 of the first bus duct 1 is connected with the installation shell 12 of the second bus duct 2 through a pin shaft, so that the first bus duct 1 and the second bus duct 2 can rotate mutually, when the adjustable bus duct needs to be adjusted to one hundred degrees, the first bus duct 1 is held firstly, meanwhile, the adjusting ratchet 30 is observed, an angle scale is carved on the upper surface of the adjusting ratchet 30, the initial angle of the angle scale is superposed with the middle position of the upper protective shell 10 of the first bus duct 1, so that the position of the required angle can be observed visually, then the second bus duct 2 is rotated until the second bus duct 2 rotates to a designated angle, then the position of the second bus duct 2 is kept unchanged, the adjusting threaded rod 31 is rotated, the limiting claw 32 is driven by the adjusting threaded rod 31 to limit the adjusting ratchet wheel 30, after the two are meshed, the positions and the angles of the first bus duct 1 and the second bus duct 2 can be fixed.

Referring to fig. 7, the fixing mechanism 18 comprises sliding plates 181, telescopic springs 182 and a shape plate 183, the sliding plates 181 are symmetrically arranged on the inner walls of the mounting shells 12 of the first bus duct 1 and the second bus duct 2 in a sliding manner, the telescopic springs 182 are fixedly mounted on the opposite sides of the sliding plates 181 at equal intervals, one ends of the telescopic springs 182 far away from the inner walls of the mounting shells 12 are fixedly connected with Contraband-shaped plates 183, a shape plate 21274, and the inner sides of the shape plates 183 are fixedly connected with insulating rubber blocks; in specific operation, before the upper protective shell 10 and the lower protective shell 11 are fixed at the upper end and the lower end of the mounting shell 12, it is necessary to mount internal components thereon, for example, Contraband shaped plates 183 are equally spaced inside the first bus duct 1, so when the first conductive bar 14 is mounted inside the first bus duct, 21274the shaped plates 183 are movably connected by the telescopic spring 182, so that the distance between the two Contraband shaped plates 183 can be changed by the telescopic spring 182, the first conductive bar 14 is mounted between the two Contraband shaped plates 183 at the lowest end inside the first bus duct 1, then the upper end and the lower end of the two Contraband shaped plates 183 are respectively pasted with the insulating blocks 4, then the second conductive bar 14 is mounted, after the second conductive bar 14 is mounted, the insulating blocks 4 are pasted on the upper side wall corresponding to the Contraband shaped plates 183, and the above operations are repeated until the first conductive bar 14 is fixed on the Contraband shaped plates 183 inside the first bus duct 1, meanwhile, the first conductive bars 14 are separated through the insulating blocks 4, the extension springs 182 mainly enable the Contraband-shaped plates 183 to clamp and fix the first conductive bars 14 through the elastic force of the extension springs, the falling of the first conductive bars 14 is avoided, and meanwhile, the insulating rubber blocks can prevent the Contraband-shaped plates 183 from being in direct contact with the first conductive bars 14, so that the first conductive bars 14 are prevented from being deformed or damaged.

Referring to fig. 4 and 10, the distance adjusting mechanism 17 includes a sliding groove 171, a connecting plate 172, and a sealing plate 173, the upper ends of the upper protective shells 10 of the first bus duct 1 and the second bus duct 2 are symmetrically provided with sliding grooves 171, connecting plates 172 are arranged in the sliding grooves 171 in a sliding mode, two end faces of each connecting plate 172 are fixedly connected with the corresponding sliding plates 181, sealing plates 173 are fixedly connected to positions, close to the sliding plates 181, of the connecting plates 172, the sealing plates 173 are connected with the inner wall of the upper protective shell 10 in a sliding mode, the inner sides of the connecting plates 172 are hinged to form the pawls 174, the lower ends of the pawls 174 are meshed to form the adjusting plates 175, the adjusting plates 175 are fixedly installed at the upper ends of the upper protective shells 10, the hinged points, far away from the pawls 174, of the inner sides of the connecting plates 172 are in threaded connection with the locking threaded rods 176, and the lower ends of the locking threaded rods 176 abut against the middle portions of the pawls 174; when the bus duct is in specific work, before the first bus duct 1 and the second bus duct 2 are rotated, firstly, the connecting plate 172 is slid, the two symmetrical sliding plates 181 are driven by the connecting plate 172 to move outwards along the first bus duct 1 and the second bus duct 2 until the sliding plates 181 in the first bus duct 1 and the second bus duct 2 respectively drive the first conducting bar 14 and the second conducting bar 15 to move outwards, and therefore, the separation of the ends, close to each other, of the first conducting bar 14 and the second conducting bar 15 is ensured, because when the first conducting bar 14 and the second conducting bar 15 rotate under the condition of mutual contact, the surfaces, in contact with each other, of the first conducting bar 14 and the second conducting bar 15 are easily abraded, and the electrical conductivity of the surfaces in contact is reduced; and a large amount of heat is easily generated in the subsequent conductive use process, and danger is easily caused, in the process of sliding the connecting plate 172, the pawl 174 at the inner side of the connecting plate 172 can move on the adjusting plate 175 in a single direction, after the pawl 174 and the connecting plate 172 move to the designated positions, the locking threaded rod 176 is rotated, the locking threaded rod 176 moves downwards until the locking threaded rod 176 abuts against the pawl 174, so that the limiting of the pawl 174 is realized, the first conductive bar 14 and the second conductive bar 15 are further moved and fixed in position, after the positions of the first conductive bar 14 and the second conductive bar 15 are adjusted, the angle between the first bus duct 1 and the second bus duct 2 is adjusted through the angle adjusting device 3, then the locking threaded rod 176 is rotated reversely to facilitate the locking threaded rod 176 to be separated from the pawl 174, and at this time, the pawl 174 is pulled to be separated from the adjusting plate 175 through the pull rope 177, then the connecting plate 172 is pulled to drive the connecting plate to move inwards, the connecting plate 172 drives the first conducting bar 14 and the second conducting bar 15 to approach each other through the sliding plate 181 and the fixing mechanism 18 at the upper end of the sliding plate 181 until the ends of the first conducting bar 14 and the second conducting bar 15 which approach each other contact each other, and then the locking mechanism 16 limits the positions of the first conducting bar 14 and the second conducting bar 15, so that the parts of the first conducting bar 14 and the second conducting bar 15 which contact each other are stably fixed together, and gaps are prevented from appearing at the contacted parts.

Referring to fig. 3 and 9, the locking mechanism 16 includes a v-shaped frame 161, an insulating locking ring 162, L-shaped plates 163, locking grooves 164, locking springs 165, a fitting column 166, a fixing spring 167 and a fixing pressing block 168, wherein the v-shaped frame 161, the first bus duct 1 and the second bus duct 2 are fixedly installed on the inner sides of the installation shell 12 at equal intervals, the first conductive bar 14 and the second conductive bar 15 are slidably arranged in the v-shaped frame 161, the 21274, the inner side of the first conductive bar 14 is wrapped with wear-resistant rubber, the insulating locking ring 162 is fixedly connected to the upper end of the first conductive bar 14, the L-shaped plate 163 is fixedly connected to one end of the second conductive bar 15 close to the first conductive bar 14, the locking groove 164 is formed in the inner side wall of the L-shaped plate 163, the locking spring 165 is fixedly connected in the locking groove 164, the fitting column 166 is fixedly connected to one end of the locking spring 165 far away from the locking groove 164, the fixing spring 167 is arranged at equal intervals along the locking spring 165 as the center on the outer side of the locking groove 164, one end of the fixed spring 167 far away from the inner wall of the L-shaped plate 163 is fixedly connected with a fixed pressing block 168, and the lower ends of the fixed pressing block 168 and the matching column 166 are both of an inclined structure; in specific operation, when the first conducting bar 14 and the second conducting bar 15 start to move inward and approach each other under the action of the connecting plate 172, the L-shaped plate 163 on the first conducting bar 14 gradually approaches the insulating locking ring 162 on the second conducting bar 15, after the two contact each other, the fixing pressing block 168 arranged inside the L-shaped plate 163 moves upward under external force until the fixing pressing block 168 abuts against the upper end of the insulating locking ring 162, and then continues to move until the matching column 166 is inserted into the hollow position in the middle of the insulating locking ring 162, the matching column 166 and the fixing pressing block 168 have similar structures, but the elastic force of the locking spring 165 at the upper end is greater than that of the fixing spring 167, the matching column 166 is pushed by the elastic force of the locking spring 165 to fix the insulating locking ring 162 within the range of the matching column 166, and the fixing pressing block 168 mainly applies a certain pressure to the second conducting bar 15, the first conducting bar 14 and the second conducting bar 15 are in close contact, and the conducting efficiency is improved.

Referring to fig. 7, the insulating blocks 4 are respectively laid between the first conductive bar 14 and the second conductive bar 15, and the insulating blocks 4 are arranged on the v-21274; shaped plate 183 in a sticking manner, so that the insulating blocks 4 can effectively prevent the plurality of first conductive bars 14 from contacting with the second conductive bar 15, and the insulating blocks 4 can effectively dissipate heat.

The invention also provides the following steps: the method comprises the following steps: after adjustable bus duct assembly is accomplished, artifical sliding connection board 172, drive two sliding plates 181 of symmetry through connecting board 172 and move to the outside along bus duct 1 and bus duct 2 No. two, guarantee the one end separation that No. one leads electrical drainage 14 and No. two electrical drainage 15 and be close to each other, forward rotation locking threaded rod 176 after that, locking threaded rod 176 downstream, until locking threaded rod 176 supports and leans on pawl 174, thereby realize spacing to pawl 174, further realization is to leading electrical drainage 14 and No. two electrical drainage 15 to carry out position shift and fixed.

Step two: after the positions of the first conducting bar 14 and the second conducting bar 15 are adjusted, the adjusting ratchet wheel 30 is observed, an angle scale is carved on the upper surface of the adjusting ratchet wheel 30, the second bus duct 2 is rotated according to the set angle until the second bus duct 2 is rotated to the designated angle, then the adjusting threaded rod 31 is rotated, the limiting claw 32 is driven by the adjusting threaded rod 31 to limit the adjusting ratchet wheel 30, and the positions of the first bus duct 1 and the second bus duct 2 and the angle between the first bus duct 1 and the second bus duct 2 can be fixed after the first bus duct 1 and the second bus duct 2 are meshed.

Step three: after the angle between the first bus duct 1 and the second bus duct 2 is fixed, the locking threaded rod 176 is rotated reversely to enable the locking threaded rod 176 to be separated from the pawl 174, the pawl 174 is pulled to be separated from the adjusting plate 175 through the pull rope 177, the connecting plate 172 is pulled to drive the first conducting bar 14 and the second conducting bar 15 to approach each other until the ends of the first conducting bar 14 and the second conducting bar 15 approaching each other are contacted with each other, the L-shaped plate 163 on the first conducting bar 14 gradually approaches the insulating locking ring 162 on the second conducting bar 15 until the fixing pressing block 168 abuts against the upper end of the insulating locking ring 162, and the matching column 166 is inserted into the hollow position in the middle of the insulating locking ring 162, so that the fixing limit between the first conducting bar 14 and the second conducting bar 15 is realized, and finally the angle adjustment of the adjustable bus duct is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable bus duct, includes bus duct (1), No. two bus duct (2) and angle adjusting device (3), its characterized in that: the first bus duct (1) and the second bus duct (2) are hinged through a pin shaft, an angle adjusting device (3) is arranged at the hinged position of the first bus duct (1) and the second bus duct (2), and the first bus duct (1) and the second bus duct (2) are of the same structure;

the first bus duct (1) comprises an upper protective shell (10), a lower protective shell (11), an installation shell (12), an installation groove (13), a first conductive bar (14), a second conductive bar (15), a locking mechanism (16), a distance adjusting mechanism (17), a fixing mechanism (18) and an installation mechanism (19), wherein the upper end of the lower protective shell (11) is movably provided with the installation shell (12), the upper end of the installation shell (12) is movably provided with the upper protective shell (10), the installation shell (12) on the first bus duct (1) and the installation shell (12) on the second bus duct (2) are both provided with the installation groove (13) at the ends which are close to each other, the first conductive bar (14) is arranged in the installation shell (12) of the first bus duct (1) in an equidistant sliding manner, the second conductive bar (15) is arranged in the installation shell (12) of the second bus duct (2) in an equidistant sliding manner, the first conducting bar (14) and the second conducting bar (15) are of the same structure; the first conductive bar (14) and the second conductive bar (15) are in contact alternately at equal intervals at the side close to each other, a locking mechanism (16) is arranged at the position where the first conductive bar (14) and the second conductive bar (15) are in contact with each other, a distance adjusting mechanism (17) is arranged in the middle of the first conductive bar (14) and the second conductive bar (15), a fixing mechanism (18) is arranged on the distance adjusting mechanism (17), and an installation mechanism (19) is arranged on the upper protective shell (10);

angle adjusting device (3) are including adjusting ratchet (30), adjusting threaded rod (31), spacing claw (32), fixed plate (33) and spacing post (34), one side fixed mounting that the up end of last protecting sheathing (10) of bus duct (1) is close to No. two bus duct (2) has adjusting ratchet (30), one side fixedly connected with fixed plate (33) that the up end of last protecting sheathing (10) of No. two bus duct (2) is close to No. one bus duct (1), be provided with adjusting threaded rod (31) through threaded connection's mode on fixed plate (33), one side that adjusting threaded rod (31) is close to adjusting ratchet (30) is provided with spacing claw (32), spacing claw (32) are gone up symmetrical fixedly connected with spacing post (34), spacing post (34) slip runs through fixed plate (33).

2. The adjustable bus duct of claim 1, wherein: the fixing mechanism (18) comprises sliding plates (181), telescopic springs (182) and a v-21274, a shaped plate (183), the sliding plates (181) are symmetrically arranged on the inner wall of a mounting shell (12) of a first bus duct (1) and the inner wall of a mounting shell (12) of a second bus duct (2) in a sliding mode, the telescopic springs (182) are fixedly mounted on the opposite sides of the sliding plates (181) at equal intervals, and one ends, far away from the inner wall of the mounting shell (12), of the telescopic springs (182) are fixedly connected with Contraband shaped plates (183), the v-21274and the inner sides of the shaped plates (183) are fixedly connected with insulating rubber blocks.

3. The adjustable bus duct of claim 1, wherein: the distance adjusting mechanism (17) comprises sliding grooves (171), connecting plates (172), sealing plates (173), pawls (174), adjusting plates (175), locking threaded rods (176) and pull ropes (177), the sliding grooves (171) are symmetrically formed in the upper ends of upper protective shells (10) of a first bus duct (1) and a second bus duct (2), the connecting plates (172) are arranged in the sliding grooves (171) in a sliding mode, two end faces of each connecting plate (172) are fixedly connected with symmetrical sliding plates (181), the sealing plates (173) are fixedly connected to positions, close to the sliding plates (181), on the connecting plates (172), the sealing plates (173) are slidably connected with the inner walls of the upper protective shells (10), the pawls (174) are hinged to the inner sides of the connecting plates (172) through torsion springs, the adjusting plates (175) are meshed with the lower ends of the pawls (174), and the adjusting plates (175) are fixedly mounted at the upper ends of the upper protective shells (10), the inner side of the connecting plate (172) is far away from the hinged point of the pawl (174) and is in threaded connection with a locking threaded rod (176), and the lower end of the locking threaded rod (176) abuts against the middle of the pawl (174).

4. The adjustable bus duct of claim 1, wherein: the locking mechanism (16) comprises a \ 21274;, a shaped frame (161), an insulating locking ring (162), an L-shaped plate (163), a locking groove (164), a locking spring (165), a matching column (166), a fixing spring (167) and a fixing pressing block (168), wherein \ 21274is fixedly installed on the inner side of the installation shell (12) of the first bus duct (1) and the inner side of the installation shell (12) of the second bus duct (2) at equal intervals, the shaped frame (161) is slidably arranged in the \ 21274, wear-resistant rubber is wrapped on the inner side of the shaped frame (161), the insulating locking ring (162) is fixedly connected to the upper end of the first conductive bar (14), the L-shaped plate (163) is fixedly connected to one end, close to the first conductive bar (14), of the second conductive bar (15), the locking groove (164) is formed in the inner side wall of the L-shaped plate (163), and the locking spring (164) is fixedly connected to the locking groove (164), one end of the locking spring (165) far away from the locking groove (164) is fixedly connected with a matching column (166), the outer side of the locking groove (164) is provided with a fixed spring (167) at equal intervals along the locking spring (165) as the center, one end of the fixed spring (167) far away from the L-shaped plate (163) is fixedly connected with a fixed pressing block (168), and the lower ends of the fixed pressing block (168) and the matching column (166) are of inclined structures.

5. The adjustable bus duct of claim 1, wherein: installation mechanism (19) including placing box (191), a post (192), No. two post (193) and mounting panel (194), the up end of last protecting sheathing (10) of bus duct (1) and the up end slip joint of last protecting sheathing (10) of No. two bus ducts (2) have and place box (191), one side of placing box (191) is articulated to be provided with a post (192), the screw hole has been seted up to the other end of a post (192), screw hole female connection has No. two post (193), the other end fixedly connected with mounting panel (194) of No. two post (193).

6. The adjustable bus duct of claim 2, wherein: insulating blocks (4) are laid between the first conducting bar (14) and the second conducting bar (15), and the insulating blocks (4) are arranged on the Contraband-shaped plates (183) in a pasting mode.

7. The adjustable bus duct of claim 1, wherein: the mounting hole is correspondingly formed between the upper protective shell (10) and the mounting shell (12), the mounting hole is correspondingly formed between the lower protective shell (11) and the mounting shell (12), the bolt is movably arranged in the mounting hole, and the bolt is in threaded connection with the nut.

8. The adjustable bus duct of claim 1, wherein: and a rubber sleeve (5) is fixed at the joint of the first bus duct (1) and the second bus duct (2).