CN113338695A - Bearing platform type cable terminal tower - Google Patents
Bearing platform type cable terminal tower Download PDFInfo
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- CN113338695A CN113338695A CN202110668941.2A CN202110668941A CN113338695A CN 113338695 A CN113338695 A CN 113338695A CN 202110668941 A CN202110668941 A CN 202110668941A CN 113338695 A CN113338695 A CN 113338695A
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- tower
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/18—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic
- E04H12/182—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic telescopic
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/20—Side-supporting means therefor, e.g. using guy ropes or struts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2253—Mounting poles or posts to the holder
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to a bearing platform type cable terminal tower which comprises a tower column, an expansion device and a wire clamping device, wherein the expansion device is connected to the outer surface of the tower column close to the lower end in a bilateral-symmetric sliding mode, and the wire clamping device is sequentially connected to the outer surface of the tower column close to the upper end in a sliding mode from top to bottom. The invention can solve the problems that the existing bearing platform type cable terminal tower is usually directly inserted into a mud pit and is installed in a concrete direct pouring mode when being installed and used, the contact area between the tower and concrete cannot be increased, the tower is easy to incline when being installed, so that the stability and firmness of the tower installation are reduced, meanwhile, the transverse sections on the tower are usually fixedly connected, the corresponding adjustment cannot be carried out according to the cable routing direction and length, the flexibility of the tower is reduced, the quick installation and disassembly functions cannot be realized, the maintenance and the replacement of the tower are not facilitated, and the like.
Description
Technical Field
The invention relates to the technical field of power grid laying, in particular to a bearing platform type cable terminal tower.
Background
With the rapid development of national social economy and urbanization construction, power load concentration areas are continuously increased, the demand of people on clean energy of electric energy is increased day by day, the power consumption is greatly increased, the demand of newly building and reconstructing a power line is urgent, the newly built power line is usually laid by a cable terminal tower, the cable terminal tower is a tower used for bearing the tension of a wire at one end of the line, and the bearing platform type cable terminal tower needs to be installed when in use, so that the use stability of the bearing platform type cable terminal tower is ensured.
At present, when an existing bearing platform type cable terminal tower is installed and used, the following defects generally exist: 1. the existing cable terminal tower is usually installed in a mode of directly inserting the existing cable terminal tower into a mud pit and directly pouring concrete, so that the contact area between the tower and the concrete cannot be increased, and the tower is easy to incline during installation, so that the stability and firmness of tower installation are reduced; 2. the existing transverse sections on the cable terminal tower are usually fixedly connected, corresponding adjustment cannot be carried out according to the direction and the length of cable routing, the flexibility of the tower is reduced, and the function of quick installation and disassembly cannot be realized, so that the maintenance and the replacement of the tower are not facilitated.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the existing bearing platform type cable terminal tower is usually directly inserted into a mud pit and is installed in a concrete direct pouring mode when being installed and used, the contact area between the tower and concrete cannot be increased, the tower is easy to incline when being installed, so that the stability and the firmness of the tower installation are reduced, meanwhile, the transverse sections on the tower are usually fixedly connected, the corresponding adjustment cannot be carried out according to the cable routing direction and the length, the flexibility of the tower is reduced, the quick installation and disassembly functions cannot be realized, the tower maintenance and the replacement are not facilitated, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the bearing platform type cable terminal tower comprises a tower column, an expansion device and a wire clamping device, wherein the expansion device is connected to the outer surface of the tower column close to the lower end in a sliding mode in a bilateral symmetry mode, and the wire clamping device is sequentially connected to the outer surface of the tower column close to the upper end in a sliding mode from top to bottom.
The expansion device comprises an arc-shaped plate, a first protection plate, a second protection plate, a semicircular ring, an adjusting mechanism, a locking screw and a positioning mechanism, wherein the arc-shaped plate is in sliding fit with the tower column, the first protection plate is installed at the upper end of the arc-shaped plate, the second protection plate is installed at the lower end of the arc-shaped plate, the outer surface of the first protection plate is provided with a thread tooth, the thread tooth is in threaded connection with the semicircular ring, a plurality of adjusting mechanisms are uniformly arranged below the semicircular ring, the adjusting mechanisms are in sliding fit with the first protection plate, the second protection plate is in a semicircular structure, strip-shaped plates are symmetrically installed at the front and back of the outer end of the second protection plate, limiting bulges are uniformly arranged on the strip-shaped plate at one side, cylindrical sleeves matched with the limiting bulges are uniformly arranged on the strip-shaped plate at the other side, the locking screw is, splice two No. two backplate to the surface of the tower column through artificial mode, spacing arch docks spacingly with the cooperation of cylinder cover, afterwards, the manual work rotates locking screw, locking screw locks spacingly to two No. two backplate, No. two backplate drives a backplate and hugs closely with the tower column through the arc, the manual work is counterpointed two semicircle rings and is spliced to two backplate surfaces, finally, the manual work rotates the semicircle ring, the semicircle ring drives adjustment mechanism and extends, thereby the area of contact of tower column with the concrete has been increased, the stability of tower column installation has been improved, the manual work rotates positioning mechanism to the arc on, and with ground cooperation, realize the fastness of increase tower column installation, the phenomenon of slope avoids appearing.
The wire clamping device comprises an annular ring, sliding blocks, supporting columns, guide rods, clamping mechanisms, sliding frames, spring telescopic rods, connecting screw rods and adjusting blocks, wherein the annular ring is connected with a tower column in a sliding manner, the lateral walls of the annular ring are in bilateral symmetry threaded connection with positioning screw rods in a penetrating manner, the upper end of the annular ring is uniformly and circumferentially connected with a plurality of sliding blocks in a sliding manner, the outer ends of the sliding blocks are connected with the supporting columns through pin shafts, the upper ends of the supporting columns are connected with mounting blocks through pin shafts, the upper ends of the mounting blocks are connected with the guide rods in a sliding manner, the mounting screw rods are connected between the upper ends of the mounting blocks and the guide rods, a plurality of clamping mechanisms are uniformly arranged at the lower ends of the guide rods close to the outer sides, the outer surfaces of the guide rods are connected with the sliding frames in a sliding manner close to the inner ends of the guide rods, adjusting springs are fixedly connected between the sliding frames and the inner ends of the guide rods through bearings, the spring telescopic rods are symmetrically arranged on the lateral walls of the sliding frames up and down, and the inner ends of the sliding frames are rotatably connected with the connecting screw rods through bearings, the connecting screw rod is of a stepped cylindrical structure, the outer end of the connecting screw rod is uniformly provided with positioning holes, the outer surface of the connecting screw rod is in threaded connection with an adjusting block, when the tower is in specific work, firstly, the annular ring is sleeved on the tower column in a manual mode, the adjusting block is manually rotated according to the cable routing direction, then, the connecting screw rod is manually rotated, the connecting screw rod drives the sliding frame to be matched with the adjusting block, the sliding frame is limited through the spring telescopic rod, the guide rod connects the clamping mechanism with the tower column through the sliding frame, so that the function of quick connection is realized, the maintenance and replacement of the tower column are convenient, finally, the mounting block is manually connected with the guide rod through the mounting screw rod, the annular ring is manually slid according to the length of the cable, the annular ring drives the support column to move through the sliding block, the support column adjusts the distance between the clamping mechanism and the tower column through the guide rod, and is positioned through the positioning screw rod, the cable is manually penetrated through the clamping mechanism, the clamping mechanism clamps and limits the cable, so that the cable is guided, and the supporting column plays a role in supporting and drawing the guide rod.
As a preferred technical scheme of the invention, the adjusting mechanism comprises a slide block, a reset spring, a jacking rod, a linkage rod, a limiting column and an expansion plate, wherein the slide block is connected with the outer side surface of a first guard plate in a sliding fit manner, the reset spring is fixedly connected between the lower end of the slide block and the outer side wall of the first guard plate, the jacking rod is installed at the upper end of the slide block, the upper end of the jacking rod is rotatably connected with a sliding ball, the outer end of the slide block is rotatably connected with the linkage rod through a pin shaft, the lower end of the linkage rod is rotatably connected with the limiting column through a pin shaft, the lower end of the limiting column is provided with the expansion plate, the expansion plate is in sliding fit with an arc-shaped plate, during specific work, a semicircular ring is rotated in a manual manner, the lower end of the semicircular ring drives the jacking rod to descend through the sliding ball, the jacking rod drives the linkage rod to drive the expansion plate to move out of the arc-shaped plate through the limiting column, so that the contact area between a tower and the ground is increased, the stability of shaft tower installation has been improved.
As a preferred technical scheme of the invention, the positioning mechanism comprises a positioning column, a baffle, a feeding screw rod, a pushing block, a pushing rod, a positioning plate and a positioning spring, wherein the positioning column is in threaded connection with an arc-shaped plate, a plurality of positioning grooves are uniformly arranged on the outer surface of the positioning column in the circumferential direction and from top to bottom, the baffle is arranged at the upper end of the positioning column, a conical bulge is arranged at the lower end of the positioning column, a cylindrical cavity is formed in the positioning column, the upper wall of the cylindrical cavity is in threaded through connection with the feeding screw rod, a plurality of pushing blocks are uniformly arranged on the outer surface of the feeding screw rod, a plurality of pushing rods are uniformly arranged on the outer side of the pushing blocks in the circumferential direction, the pushing rods are in through sliding connection with the end walls of the positioning grooves, the inner ends of the pushing rods are rotatably connected with balls, the outer ends of the pushing rods are provided with the positioning plate which is in sliding connection with the positioning grooves, and the positioning spring is fixedly connected between the inner ends of the positioning plate and the positioning grooves, a plurality of cylinder through-holes have evenly been seted up to the locating plate inside, and concrete during operation, through artificial mode with reference column threaded connection to the arc, inside the reference column inserted the mud pit, later, the manual work rotates feed screw, feed screw drives through the promotion piece and pushes away the pole and remove, pushes away the pole and ejecting the locating plate to increased the area of contact between shaft tower and the concrete, the cylinder through-hole plays the effect of being connected with the concrete, has improved the stability of shaft tower installation.
According to a preferred technical scheme, the clamping mechanism comprises a clamping frame, a clamping screw, a clamping arc plate and a telescopic rod, the clamping frame is fixedly connected with the lower end of the guide rod and is of a U-shaped structure, the middle of the lower end of the clamping frame is connected with the clamping screw in a penetrating mode through threads, the clamping arc plate is mounted at the upper end of the clamping screw, the telescopic rod is fixedly connected between the lower end of the clamping arc plate and the clamping frame, during specific work, a cable penetrates through the clamping frame manually, then the clamping screw is rotated manually, the clamping screw drives the clamping arc plate to clamp and limit the cable, and the telescopic rod plays a role in limiting the clamping arc plate.
According to the preferred technical scheme, the spring telescopic rod is provided with the cylindrical rod at one end close to the connecting screw rod, the cylindrical rod is in sliding fit with the positioning hole, when the spring telescopic rod works, firstly, the spring telescopic rod is pulled manually, the spring telescopic rod drives the cylindrical rod to be separated from the positioning hole, then, the connecting screw rod is rotated manually, the connecting screw rod drives the sliding frame to be matched with the adjusting block, and finally, the spring telescopic rod is loosened, and the spring telescopic rod drives the cylindrical rod to be matched with the positioning hole, so that the sliding frame is limited.
As a preferred technical scheme of the invention, the outer surface of the tower column is provided with annular openings which are vertically and symmetrically arranged near the upper side, the annular openings are in sliding fit with the adjusting block, the inner wall of the annular openings is uniformly provided with a plurality of cylindrical grooves, the lower side of the annular openings is symmetrically provided with rectangular sliding grooves, the wall of the rectangular sliding grooves, which is far away from the annular ring, is uniformly provided with a plurality of positioning screw holes, the positioning screw holes are in threaded fit with the positioning screw rods, the outer surface of the tower column is uniformly provided with a plurality of clamping openings which are close to the lower side, the inner wall of the clamping openings is uniformly provided with a plurality of limiting clamping rods, and the limiting clamping rods are in sliding fit with the arc-shaped plate, when in specific work, firstly, the arc-shaped plate is manually matched with the clamping openings according to the depth of the tower column required to be inserted into the ground, the limiting clamping rods, after the annular ring slides, the positioning screw rod is manually rotated, and the positioning screw rod is matched with the positioning screw hole, so that the function of positioning the annular ring is realized.
As a preferred technical scheme of the invention, the side wall of the arc-shaped plate is uniformly provided with a plurality of sliding grooves, the sliding grooves are in sliding fit with the expansion plate, the upper wall of each sliding groove is provided with a sliding through hole, the sliding through holes are in sliding fit with the limiting posts, when the device works, the jacking rod drives the linkage rod to descend through the sliding block, the linkage rod drives the expansion plate to be pushed out of the sliding grooves through the limiting posts, and the sliding through holes limit the limiting posts, so that the expansion plate is prevented from being separated from the sliding grooves.
According to the preferred technical scheme, one end of each semicircular ring is provided with a connecting block, the middle of each connecting block is provided with a threaded hole, the other end of each semicircular ring is provided with a square groove, the upper wall of each square groove is in threaded through connection with a connecting screw rod, the outer side wall of each semicircular ring is uniformly provided with a plurality of auxiliary teeth, when the device works in detail, two semicircular rings are spliced in an aligned mode manually, the connecting block on one semicircular ring is matched with the square groove on the other semicircular ring, then the connecting screw rods are rotated manually, the connecting screw rods are matched with the threaded holes, the function of connecting the two semicircular rings is achieved, and the auxiliary teeth play a role of assisting the rotation of the semicircular rings.
As a preferred technical scheme, the pushing block is of a cone frustum structure, the outer surface of the pushing block is in sliding fit with the ball, when the tower crane is in specific work, the feeding screw rod is manually rotated, the ball is driven by the feeding screw rod to move through the pushing block, the ball drives the pushing rod to move, and the pushing rod pushes out the positioning plate, so that the contact area between a tower and concrete is increased, and the stability of tower crane installation is improved.
As a preferred technical scheme of the invention, the middle part of the adjusting block is in threaded connection with the connecting screw rod, the middle part of the adjusting block, which is close to the lower side, is in penetrating sliding connection with the sliding rod, the sliding rod is in sliding fit with the cylindrical groove, during specific work, the adjusting block is manually rotated according to the cable routing direction, and then the sliding rod is manually inserted into the cylindrical groove, so that the function of limiting the adjusting block is realized.
(III) advantageous effects
1. According to the bearing platform type cable terminal tower, the adopted expansion device can enable the tower column to be inserted into the ground for horizontal expansion, so that the contact area between the tower column and concrete is increased, the phenomenon that the tower column inclines is avoided, and the firmness and stability of the tower column are improved;
2. according to the bearing platform type cable terminal tower, the adopted wire clamping device can be correspondingly adjusted according to the cable routing direction and length, so that the cable can be conveniently guided and clamped, the flexibility of the tower is improved, and meanwhile, the wire clamping device can realize the function of quick mounting and dismounting, so that the maintenance and replacement of the tower are facilitated;
3. according to the bearing platform type cable terminal tower provided by the invention, the adopted expansion device can adjust the contact depth between the tower column and the ground according to the requirement, so that the use flexibility of the tower column is improved;
4. according to the invention, the annular ring is manually slid, the annular ring drives the supporting column to move through the sliding block, and the distance between the clamping mechanism and the tower column is adjusted through the guide rod.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of the invention taken in the direction of N in FIG. 3;
FIG. 5 is a schematic cross-sectional view of the positioning mechanism of the present invention;
FIG. 6 is a schematic perspective view of the second guard plate of the present invention;
fig. 7 is a schematic perspective view of a semicircular ring according to the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a tower type cable terminal tower comprises a tower column 1, an expansion device 2 and a wire clamping device 3, wherein the expansion device 2 is connected to the outer surface of the tower column 1 close to the lower end in a bilateral-symmetric sliding manner, and the wire clamping device 3 is sequentially connected to the outer surface of the tower column 1 close to the upper end in a sliding manner from top to bottom.
The expansion device 2 comprises an arc-shaped plate 21, a first protection plate 22, a second protection plate 23, a semicircular ring 24, an adjusting mechanism 25, a locking screw 26 and a positioning mechanism 27, wherein the arc-shaped plate 21 is in sliding fit with the tower column 1, the first protection plate 22 is installed at the upper end of the arc-shaped plate 21, the second protection plate 23 is installed at the lower end of the arc-shaped plate 21, the outer surface of the first protection plate 22 is provided with thread teeth, the thread teeth are in threaded connection with the semicircular ring 24, a plurality of adjusting mechanisms 25 are uniformly arranged below the semicircular ring 24, the adjusting mechanisms 25 are in sliding fit with the first protection plate 22, the second protection plate 23 is in a semicircular structure, strip-shaped plates are symmetrically installed at the front and back of the outer end of the second protection plate 23, limiting bulges are uniformly arranged on the strip-shaped plate at one side, cylindrical sleeves matched with the limiting bulges are uniformly arranged on the strip-shaped plate at the other side, the locking screw 26 is in vertically symmetrical threaded connection between the adjacent strip-shaped plates, the positioning mechanism 27 is in vertical symmetrical threaded connection inside the arc-shaped plate 21, during specific work, at first, splice two No. two backplate 23 to 1 surface of column through artificial mode on, spacing arch docks spacingly with the cooperation of cylinder cover, afterwards, locking screw 26 is rotated in the manual work, locking screw 26 locks spacingly to two No. two backplate 23, No. two backplate 23 drives a backplate 22 through arc 21 and hugs closely with column 1, the manual work is counterpointed two semicircle rings 24 and is spliced to two No. one backplate 22 surfaces, and finally, semicircle ring 24 is rotated in the manual work, semicircle ring 24 drives adjustment mechanism 25 and expands, thereby increased the area of contact between shaft tower and the concrete, the stability of shaft tower installation has been improved, the manual work rotates positioning mechanism 27 to arc 21 on, and with the concrete cooperation, realize the function of the fastness of increasing the shaft tower installation, avoid appearing the phenomenon of slope.
1 surface of king-post be close to downside department and evenly seted up a plurality of joints openings, joint opening inner wall evenly install a plurality ofly with spacing kelly, spacing kelly and 21 sliding fit of arc, concrete during operation, according to the required degree of depth that inserts ground of king-post 1, the manual work is with arc 21 and joint opening cooperation, spacing kelly is spacing to arc 21.
The adjusting mechanism 25 comprises a sliding block 251, a reset spring 252, a lifting rod 253, a linkage rod 254, a limiting column 255 and an expansion plate 256, wherein the sliding block 251 is connected with the outer side surface of the first guard plate 22 in a sliding fit manner, the reset spring 252 is fixedly connected between the lower end of the sliding block 251 and the outer side wall of the first guard plate 22, the lifting rod 253 is installed at the upper end of the sliding block 251, a sliding ball is rotatably connected at the upper end of the lifting rod 253, the linkage rod 254 is rotatably connected at the outer end of the sliding block 251 through a pin shaft, the limiting column 255 is rotatably connected at the lower end of the linkage rod 254, the expansion plate 256 is installed at the lower end of the limiting column 255, the expansion plate 256 is in sliding fit with the arc-shaped plate 21, during specific work, the semicircular ring 24 is rotated in a manual manner, the lower end of the semicircular ring 24 drives the lifting rod 253 to descend through the sliding ball, the lifting rod 253 drives the linkage rod 254 to descend through the sliding block 251, the linkage rod 254 drives the expansion plate 256 to move out of the arc-shaped plate 21 through the limiting column 255, thereby the area of contact of shaft tower and concrete has been increased, the stability of shaft tower installation has been improved.
A plurality of sliding chutes are evenly seted up on the lateral wall of the arc-shaped plate 21, the sliding chutes are in sliding fit with the expansion plate 256, the sliding through holes are formed in the upper wall of the sliding chutes, the sliding through holes are in sliding fit with the limiting columns 255, during specific work, the jacking rods 253 drive the linkage rods 254 to descend through the sliding blocks 251, the linkage rods 254 drive the expansion plate 256 to be pushed out from the sliding chutes through the limiting columns 255, and the sliding through holes limit the limiting columns 255, so that the expansion plate 256 is prevented from being separated from the sliding chutes.
24 one end of semicircle ring install the connecting block, the connecting block middle part is provided with the screw hole, square groove has been seted up to the semicircle ring 24 other end, square groove upper wall screw thread through connection has connecting screw, a plurality of supplementary teeth are evenly installed to semicircle ring 24 lateral wall, concrete during operation, the manual work is counterpointed the concatenation with two semicircle rings 24, connecting block on one semicircle ring 24 cooperates with the square groove on another semicircle ring 24, later, the manual work rotates connecting screw, connecting screw cooperates with the screw hole, the realization is connected the function to two semicircle rings 24.
The positioning mechanism 27 comprises a positioning column 271, a baffle 272, a feeding screw 273, a pushing block 274, a pushing rod 275, a positioning plate 276 and a positioning spring 277, wherein the positioning column 271 is in threaded connection with the arc-shaped plate 21, a plurality of positioning grooves are uniformly formed in the circumferential direction of the outer surface of the positioning column 271 from top to bottom, the baffle 272 is mounted at the upper end of the positioning column 271, a conical bulge is arranged at the lower end of the positioning column 271, a cylindrical cavity is formed in the positioning column 271, the upper wall of the cylindrical cavity is in threaded through connection with the feeding screw 273, a plurality of pushing blocks 274 are uniformly mounted on the outer surface of the feeding screw 273, a plurality of pushing rods 275 are uniformly and circumferentially arranged on the outer side of each pushing block 274, the pushing rods 275 are in through sliding connection with the end wall of the positioning grooves, balls are rotatably connected at the inner ends of the pushing rods 275, the positioning plate 276 is slidably connected with the positioning grooves, and the positioning spring 277 is fixedly connected between the inner ends of the positioning plates 276 and the positioning grooves, inside a plurality of cylinder through-holes have evenly been seted up of locating plate 276, concrete during operation, through artificial mode with reference column 271 threaded connection to arc 21 on, inside reference column 271 inserted the mud pit, afterwards, the manual work rotates feed screw 273, feed screw 273 drives through promoting piece 274 and pushes away crowded pole 275 and remove, it is ejecting with locating plate 276 to push away crowded pole 275, thereby the area of contact between shaft tower and the concrete has been increased, the cylinder through-hole plays the effect of being connected with the concrete, the stability of shaft tower installation has been improved.
The promotion piece 274 be the circular cone structure, promote piece 274 outer surface and ball sliding fit, during concrete work, the manual work rotates feed screw 273, and feed screw 273 drives the ball through promoting piece 274 and removes, and the ball drives and pushes away crowded pole 275 and removes, pushes away crowded pole 275 and ejecting with locating plate 276 to increased the area of contact between shaft tower and the concrete, improved the stability of shaft tower installation.
The wire clamping device 3 comprises an annular ring 31, sliding blocks 32, supporting columns 33, guide rods 34, clamping mechanisms 35, sliding frames 36, spring telescopic rods 37, connecting screw rods 38 and adjusting blocks 39, the annular ring 31 is in sliding connection with the tower column 1, the lateral walls of the annular ring 31 are in bilateral symmetry threaded connection with positioning screw rods in a penetrating manner, the upper end of the annular ring 31 is uniformly and circumferentially connected with a plurality of sliding blocks 32 in a sliding manner, the outer ends of the sliding blocks 32 are connected with the supporting columns 33 through pin shafts, the upper ends of the supporting columns 33 are connected with mounting blocks through pin shafts, the upper ends of the mounting blocks are connected with the guide rods 34 in a sliding manner, the upper ends of the mounting blocks and the guide rods 34 are connected with the mounting screw rods, the lower ends of the guide rods 34 are close to the outer sides and uniformly provided with the plurality of clamping mechanisms 35, the outer surfaces of the guide rods 34 are close to the inner ends and are connected with the sliding frames 36 in a sliding manner, the adjusting springs are fixedly connected between the inner ends of the sliding frames 36 and the lateral walls of the guide rods 34, the spring telescopic rods 37 are vertically symmetrically arranged on the side walls of the sliding frames 36, the inner end of the sliding frame 36 is rotatably connected with a connecting screw 38 through a bearing, the connecting screw 38 is of a stepped cylindrical structure, the outer end of the connecting screw 38 is uniformly provided with positioning holes, the outer surface of the connecting screw 38 is in threaded connection with an adjusting block 39, during specific work, firstly, the annular ring 31 is sleeved on the tower column 1 in a manual mode, the adjusting block 39 is manually rotated according to the cable routing direction, then, the connecting screw 38 is manually rotated, the connecting screw 38 drives the sliding frame 36 to be matched with the adjusting block 39, the sliding frame 36 is limited through a spring telescopic rod 37, the guide rod 34 connects the clamping mechanism 35 with the tower column 1 through the sliding frame 36, so that the quick connection function is realized, the maintenance and the replacement of the tower column are convenient, finally, the mounting block is manually connected with the guide rod 34 through the mounting screw, according to the cable length, the annular ring 31 is manually slid, the annular ring 31 drives the supporting column 33 to move through the sliding block 32, support column 33 passes through guide bar 34 and adjusts the distance between clamping mechanism 35 and the column 1 to fix a position through the positioning screw, the manual work passes clamping mechanism 35 with the cable, and clamping mechanism 35 presss from both sides tight spacing to the cable, thereby realizes carrying out the function of leading to the cable, and support column 33 plays and supports and pull the effect to guide bar 34.
1 surface of pylon be close to upside department longitudinal symmetry and seted up annular opening, annular opening and regulating block 39 sliding fit, a plurality of cylinder grooves have evenly been seted up to the annular opening inner wall, annular opening below bilateral symmetry has seted up the rectangle spout, the cell wall that annular ring 31 was kept away from to the rectangle spout has evenly seted up a plurality of location screws, location screw and positioning screw thread fit, concrete during operation, according to cable length, artifical slip annular ring 31, the rectangle spout leads annular ring 31 through the positioning screw, after annular ring 31 slides, artifical rotation positioning screw, positioning screw and the cooperation of location screw, the realization is fixed a position the function to annular ring 31.
The middle part of the adjusting block 39 is in threaded connection with the connecting screw rod 38, the sliding rod penetrates through the middle part of the adjusting block 39 close to the lower side and is connected with the lower side in a sliding mode, the sliding rod is in sliding fit with the cylindrical groove, the adjusting block 39 is manually rotated according to the cable routing direction during specific work, and then the sliding rod is manually inserted into the cylindrical groove, so that the function of limiting the adjusting block 39 is achieved.
The spring telescopic link 37 be close to the one end of connecting screw 38 and install the cylinder pole, cylinder pole and locating hole sliding fit, during specific work, at first, artifical pulling spring telescopic link 37, spring telescopic link 37 drives cylinder pole and locating hole separation, later, artifical rotation connecting screw 38, connecting screw 38 drives sliding frame 36 and adjusting block 39 cooperation, finally, unclamps spring telescopic link 37, spring telescopic link 37 drives the cylinder pole and the cooperation of locating hole to it is spacing to slide frame 36.
When the installation is used: s1: manually matching the arc-shaped plate 21 with the annular opening according to the depth of the tower column 1 required to be inserted into the mud pit, limiting the arc-shaped plate 21 by the limiting clamping rod, driving the second guard plate 23 to be spliced on the outer surface of the tower column 1 by the arc-shaped plate 21, matching the limiting bulge with the cylindrical sleeve for butting and limiting, manually rotating the locking screw 26, locking and limiting the two second guard plates 23 by the locking screw 26, and driving the first guard plate 22 to be tightly attached to the tower column 1 by the second guard plate 23 through the arc-shaped plate 21;
s2: manually aligning and splicing the two semicircular rings 24, matching a connecting block on one semicircular ring 24 with a square groove on the other semicircular ring 24, manually rotating a connecting screw rod, matching the connecting screw rod with a threaded hole to connect the two semicircular rings 24, and then, connecting the positioning column 271 to the arc-shaped plate 21 in a threaded manner in a manual mode;
s3: firstly, hoisting a tower column 1 in a mechanical assistance mode, manually inserting the lower end of the tower column 1 and an arc-shaped plate 21 into a mud pit, then manually rotating a semicircular ring 24, driving a jacking rod 253 to descend by a sliding ball at the lower end of the semicircular ring 24, driving a linkage rod 254 to descend by the jacking rod 253 through a sliding block 251, driving an expansion plate 256 to move out of the arc-shaped plate 21 through a limiting column 255 by the linkage rod 254, finally manually rotating a feed screw 273, driving a pushing rod 275 to move by the feed screw 273 through a pushing block 274, ejecting a positioning plate 276 by the pushing rod 275, and pouring artificial concrete into the mud pit to form a cement square table;
s4: after the concrete solidifies, establish ring 31 cover on the column 1 through artificial mode, according to the direction that the cable was walked the line, artifical regulating block 39 that rotates, and spacing through the slide bar, afterwards, artifical connecting screw 38 that rotates, connecting screw 38 drives sliding frame 36 and regulating block 39 cooperation, and spacing through spring telescopic link 37 to sliding frame 36, the manual installation piece that will pass through the installation screw is connected with guide bar 34, according to cable length, artifical sliding ring 31, ring 31 drives support column 33 through slide block 32 and removes, support column 33 passes through guide bar 34 and adjusts the distance between clamping mechanism 35 and the column 1, and fix a position through positioning screw, finally, the manual cable that will pass clamping mechanism, clamping mechanism presss from both sides tightly spacing to the cable, the installation is accomplished.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a hold platform formula cable termination shaft tower, includes pylon (1), extension fixture (2) and wire clamping device (3), its characterized in that: the expansion devices (2) are symmetrically connected to the left and right of the outer surface of the tower column (1) close to the lower end in a sliding mode, and the wire clamping devices (3) are sequentially connected to the outer surface of the tower column (1) close to the upper end in a sliding mode from top to bottom; wherein:
the expansion device (2) comprises an arc-shaped plate (21), a first guard plate (22), a second guard plate (23), a semicircular ring (24), an adjusting mechanism (25), a locking screw (26) and a positioning mechanism (27), wherein the arc-shaped plate (21) is in sliding fit with the tower column (1), the first guard plate (22) is installed at the upper end of the arc-shaped plate (21), the second guard plate (23) is installed at the lower end of the arc-shaped plate (21), the outer surface of the first guard plate (22) is provided with a thread tooth, the thread tooth is in threaded connection with the semicircular ring (24), a plurality of adjusting mechanisms (25) are uniformly arranged below the semicircular ring (24), the adjusting mechanisms (25) are in sliding fit with the first guard plate (22), the second guard plate (23) is of a semicircular structure, strip-shaped plates are symmetrically installed at the front and back of the outer end of the second guard plate (23), a limiting bulge is uniformly arranged on the strip-shaped plate at one side, and a cylindrical sleeve matched with the limiting bulge is uniformly arranged on the strip-shaped plate at the other side, locking screws (26) are in threaded connection with the adjacent strip-shaped plates in an up-down symmetrical manner, and positioning mechanisms (27) are in threaded connection with the arc-shaped plates (21) in a front-back symmetrical manner;
the wire clamping device (3) comprises an annular ring (31), sliding blocks (32), supporting columns (33), guide rods (34), clamping mechanisms (35), a sliding frame (36), a spring telescopic rod (37), a connecting screw rod (38) and an adjusting block (39), wherein the annular ring (31) is in sliding connection with the tower column (1), the lateral wall of the annular ring (31) is in bilateral symmetry threaded through connection with a positioning screw rod, the upper end of the annular ring (31) is uniformly and circumferentially slidably connected with a plurality of sliding blocks (32), the outer ends of the sliding blocks (32) are connected with the supporting columns (33) through pin shafts, the upper end of each supporting column (33) is connected with an installation block through a pin shaft, the upper end of each installation block is slidably connected with the guide rod (34), an installation screw rod is connected between the upper end of the installation block and the guide rod (34), the lower end of each guide rod (34) is close to the outer side and is uniformly provided with the clamping mechanisms (35), the outer surface of each guide rod (34) is close to the inner end and is slidably connected with the sliding frame (36), fixedly connected with adjusting spring between slide frame (36) and guide bar (34) the inner, spring telescopic link (37) are installed to slide frame (36) lateral wall longitudinal symmetry, and slide frame (36) inner is connected with connecting screw (38) through the bearing rotation, and connecting screw (38) are ladder cylindrical structure, and the locating hole has evenly been seted up to connecting screw (38) outer end, and connecting screw (38) surface threaded connection has regulating block (39).
2. The tower type cable terminal tower of claim 1, wherein: adjustment mechanism (25) include slider (251), reset spring (252), jacking rod (253), gangbar (254), spacing post (255) and expansion board (256), slider (251) through sliding fit's mode and a backplate (22) lateral surface sliding connection, fixedly connected with reset spring (252) between slider (251) lower extreme and a backplate (22) lateral wall, jacking rod (253) are installed to slider (251) upper end, jacking rod (253) upper end rotates and is connected with the sliding ball, slider (251) outer end rotates through the round pin axle and is connected with gangbar (254), gangbar (254) lower extreme rotates through the round pin axle and is connected with spacing post (255), expansion board (256) are installed to spacing post (255) lower extreme, expansion board (256) and arc (21) sliding fit.
3. The tower type cable terminal tower of claim 1, wherein: the positioning mechanism (27) comprises a positioning column (271), a baffle (272), a feeding screw rod (273), a pushing block (274), a pushing rod (275), a positioning plate (276) and a positioning spring (277), wherein the positioning column (271) is in threaded connection with the arc-shaped plate (21), a plurality of positioning grooves are uniformly formed in the circumferential direction of the outer surface of the positioning column (271) from top to bottom, the baffle (272) is installed at the upper end of the positioning column (271), a conical bulge is arranged at the lower end of the positioning column (271), a cylindrical cavity is formed in the positioning column (271), the upper wall of the cylindrical cavity is in threaded through connection with the feeding screw rod (273), a plurality of pushing blocks (274) are uniformly installed on the outer surface of the feeding screw rod (273), a plurality of pushing rods (275) are uniformly arranged in the circumferential direction of the outer side of the pushing blocks (274), the pushing rods (275) are in through sliding connection with the end walls of the positioning grooves, and balls are rotatably connected to the inner ends of the pushing rods (275), a positioning plate (276) is installed at the outer end of the pushing rod (275), the positioning plate (276) is in sliding connection with the positioning groove, a positioning spring (277) is fixedly connected between the inner end of the positioning plate (276) and the positioning groove, and a plurality of cylindrical through holes are uniformly formed in the positioning plate (276).
4. The tower type cable terminal tower of claim 1, wherein: clamping mechanism (35) including pressing from both sides tight frame (351), clamping screw (352), press from both sides tight arc board (353) and telescopic link (354), tight frame (351) and guide bar (34) lower extreme fixed connection of pressing from both sides, press from both sides tight frame (351) and be U type structure, press from both sides tight frame (351) lower extreme middle part and have clamping screw (352) through threaded through connection, clamping arc board (353) are installed to clamping screw (352) upper end, press from both sides fixedly connected with telescopic link (354) between tight arc board (353) lower extreme and the tight frame (351) of clamp.
5. The tower type cable terminal tower of claim 1, wherein: and one end of the spring telescopic rod (37) close to the connecting screw rod (38) is provided with a cylindrical rod, and the cylindrical rod is in sliding fit with the positioning hole.
6. The tower type cable terminal tower of claim 1, wherein: tower column (1) surface be close to upside department longitudinal symmetry and seted up annular opening, annular opening and regulating block (39) sliding fit, a plurality of cylinder grooves have evenly been seted up to annular opening inner wall, annular opening below bilateral symmetry has seted up the rectangle spout, the cell wall that annular circle (31) was kept away from to the rectangle spout has evenly seted up a plurality of location screws, location screw and positioning screw thread fit, tower column (1) surface is close to downside department and has evenly seted up a plurality of joint openings, joint opening inner wall evenly installs a plurality ofly and spacing kelly, spacing kelly and arc (21) sliding fit.
7. The tower type cable terminal tower of claim 2, wherein: a plurality of sliding grooves are uniformly formed in the side wall of the arc-shaped plate (21), the sliding grooves are in sliding fit with the expansion plate (256), sliding through holes are formed in the upper wall of the sliding grooves, and the sliding through holes are in sliding fit with the limiting columns (255).
8. The tower type cable terminal tower of claim 1, wherein: semicircle ring (24) one end install the connecting block, the connecting block middle part is provided with the screw hole, square groove has been seted up to semicircle ring (24) other end, square groove upper wall screw thread through connection has connecting screw (38), a plurality of supplementary teeth are evenly installed to semicircle ring (24) lateral wall.
9. A tower-type cable termination tower as claimed in claim 3, wherein: the pushing block (274) is in a cone frustum structure, and the outer surface of the pushing block (274) is in sliding fit with the ball.
10. The tower type cable terminal tower of claim 6, wherein: the middle part of the adjusting block (39) is in threaded connection with the connecting screw rod (38), the middle part of the adjusting block (39) close to the lower side is in penetrating sliding connection with a sliding rod, and the sliding rod is in sliding fit with the cylindrical groove.
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| CN114785936A (en) * | 2022-05-25 | 2022-07-22 | 国网安徽省电力有限公司池州供电公司 | Running gear with location joint function |
| CN115102119A (en) * | 2022-07-25 | 2022-09-23 | 国网新疆电力有限公司哈密供电公司 | Wind-proof break-proof device for power transmission cable |
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