CN113577596B - Iron tower anti-falling device and clamping method thereof - Google Patents
Iron tower anti-falling device and clamping method thereof Download PDFInfo
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- CN113577596B CN113577596B CN202110904513.5A CN202110904513A CN113577596B CN 113577596 B CN113577596 B CN 113577596B CN 202110904513 A CN202110904513 A CN 202110904513A CN 113577596 B CN113577596 B CN 113577596B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0006—Harnesses; Accessories therefor
- A62B35/0025—Details and accessories
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Abstract
The invention discloses a novel anti-falling device for an iron tower, which is arranged and clamped on an angle steel structural member of the iron tower and comprises an installation rod, a fixed block, a sliding assembly and a connecting ring buckle, wherein one end of the installation rod is fixedly connected with the bottom of the fixed block, and the other end of the installation rod is connected with the sliding assembly in a sliding and penetrating way; the connecting ring is buckled and hung on the mounting rod. The novel anti-falling device for the iron tower and the clamping method thereof are convenient to fasten to an angle steel structural member of the electric iron tower, convenient to install and good in safety.
Description
Technical Field
The invention relates to the technical field of falling prevention of power iron towers, in particular to an iron tower falling prevention device and a clamping method thereof.
Background
In the electric power operation, an overhead line and maintenance on the overhead line are required, so that an operator is required to climb the iron tower, and safety protection facilities such as anti-falling equipment of the iron tower are required. The falling protector of the rope is used in the climbing process, so that the working personnel can be effectively protected in the climbing or descending process, and the safe lifting rope can be locked in an emergency when the falling protector is out of the way. However, when the operator works on the tower, the safety rope needs to be fixed to the steel structural member of the iron tower. In the prior art, a device for fixing the safety rope is lacked, the operating personnel often simply tie the safety rope to the steel structural member of the iron tower, and dangerous conditions such as loosening, slipping and the like easily occur. At present, the existing electric power iron towers are mostly assembled by using angle steel, and the form of the angle steel is not easy to set a safety rope anchoring point.
Therefore, the iron tower anti-falling device and the clamping method thereof need to be developed.
Disclosure of Invention
The invention aims to provide an iron tower anti-falling device which is convenient to fasten to an angle steel structural member of an electric iron tower to serve as a safe anchoring point, is convenient to install and has good safety.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to an iron tower anti-falling device which is arranged and clamped on an angle steel structural member of an iron tower and comprises an installation rod, a fixed block, a sliding assembly and a connecting ring buckle, one end of the mounting rod is fixedly connected with the bottom of the fixed block, the other end of the mounting rod is connected with the sliding component in a sliding and penetrating way, the sliding component comprises a sliding block, a jacking block, a locking screw and a locking pin, the bottom of the sliding block is connected to the mounting rod in a penetrating way, the outer wall of the mounting rod is provided with a plurality of locking holes which are equidistantly arranged along the length direction, the locking pins can be inserted into the locking holes through the bottom pin holes of the sliding blocks, the top of the sliding block is connected with the puller block through a guide mechanism, the locking screw is in threaded connection with a threaded hole at the rear of the puller block, the end head of the locking screw can push the jacking block to move close to the fixed block along the guide direction of the guide mechanism, and the jacking end of the jacking block can jack the vertical edge of the angle steel to the inner wall of the fixed block; and the connecting ring for connecting the safety rope is buckled and hung on the mounting rod and is positioned between the fixed block and the sliding block.
Further, an end cover is arranged at the outer end of the mounting rod, the end cover is connected to the threaded rod at the outer end of the mounting rod in a threaded mode, and the outer diameter of the end cover is larger than that of the mounting rod.
Further, still include the jackscrew, the fixed block bottom is provided with the spliced eye, the installation pole is pegged graft in the spliced eye, the spliced eye lateral wall is provided with the jackscrew hole, the installation pole inserts the end and is provided with the annular, jackscrew threaded connection screw in the jackscrew hole, the inner card of jackscrew is gone into in the annular.
Furthermore, a first bearing table is arranged at the right angle of the angle steel installed and clamped on the fixed block, and a second bearing table is arranged at the far end of the horizontal edge of the angle steel installed and clamped on the sliding block; the fixed block is arranged on the top of the first bearing table, a plurality of abutting tables for bearing the back of the vertical edge of the angle steel are arranged on the top of the first bearing table, and the abutting tables protrude out of the base body.
Furthermore, the installation rod further comprises a pressure spring, the bottom of the sliding block is provided with a sliding hole which is penetrated and connected in a sliding mode on the installation rod, the bottom pin hole is formed in the side wall of the sliding hole, the pin head of the locking pin slides in the bottom pin hole in a matched mode, and the pressure spring is compressed between the bottom pin hole bottom platform and the pin head step.
Furthermore, the other end of the locking pin extends out of the bottom pin hole and is connected with a pull head ring.
Furthermore, the guide mechanism comprises a guide long hole and a sliding pin, the inner side of the upper part of the sliding block is provided with two symmetrical side wing plates, the guide long hole is horizontally arranged on the side wing plates, and the puller block is arranged between the two side wing plates; the sliding pin is installed at the tail of the jacking block, two ends of the sliding pin stretch into the guide long hole, and the outer diameter of the sliding pin is matched with the width of the guide long hole.
Furthermore, a front tightening protrusion is arranged on the inner end face of the tightening block, a lower tightening protrusion is arranged on the bottom face of the inner end of the tightening block, and the front tightening protrusion and the lower tightening protrusion can be respectively abutted against the inner wall of the angle steel.
Furthermore, a limiting pit is arranged on the rear end face of the jacking block and located above the horizontal center face of the sliding pin, and the end of the locking screw abuts against the limiting pit.
The invention also discloses a soft start method of the anti-falling device for the iron tower, which is characterized in that the anti-falling device for the iron tower is clamped on the angle steel to form an anchoring point of the safety rope, a locking pin on a sliding block is used for quickly selecting a locking hole, and the anti-falling device for the iron tower is quickly clamped in place or quickly disassembled; the locking screw is used for tightly pushing the jacking block to compress the angle steel, so that final fastening and clamping can be formed.
Compared with the prior art, the invention has the beneficial technical effects that:
according to the anti-falling device for the iron tower, the angle steel is subjected to wrapping type clamping through the fixed block and the sliding assembly which are connected with the two ends of the mounting rod, the clamping strength is high, and the angle steel is not easy to fall off; the outer wall of the mounting rod is provided with a plurality of locking holes which are equidistantly distributed along the length direction, and the locking pins are inserted into the proper locking holes to quickly lock the axial positions of the sliding blocks along the mounting rod, so that the mounting rod can be suitable for angle steels with different specifications and can be quickly clamped or disassembled; the jacking block is pushed through the end of the locking screw, the jacking end of the jacking block can jack the vertical edge of the angle steel to the inner wall of the fixed block, the locking screw can be rotated within a short distance range behind the selected locking hole, and the angle steel is finally locked. The anti-falling device for the iron tower is convenient to fasten to an angle steel structural member of the electric iron tower as a safe anchoring point, and is convenient to install and good in safety.
In addition, through the setting of end cover, can lock the outer end of installation pole, prevent that during the maloperation, the slip subassembly breaks away from the installation pole. The inner end of the jackscrew is clamped into the annular groove, so that the end of the mounting rod inserted into the plug hole can be locked, and the falling risk caused by looseness in a bearing state is avoided. Through the setting of first bearing platform and second bearing platform, the base of angle steel can contact dress fixture block, and first bearing platform top contact angle steel stile back simultaneously, and the contact of many places is spacing, and fixed angle steel is more firm, and the security is high. Through a plurality of tight platform horizontal parallel arrangement that support at the fixed block at first accepting the bench top, support tight platform and accept angle steel stile back, can reduce the angle steel corrosion and warp the adverse effect to the dress card. The bottom pin hole base and the pin head step are compressed through the pressure spring, so that the pin head is guaranteed to be subjected to inward thrust and cannot be separated from the inserted locking hole, and safety and reliability are guaranteed; meanwhile, a pull head ring is arranged at the extending-out outer end head of the locking pin, so that the operation of pulling the pull head ring by hand when the sliding block fast forwards and fast backwards is facilitated. Through direction slot hole and slide pin constitution guiding mechanism, the tight piece in top can also be rotatory round the slide pin when locking screw promotes down to angle steel stile horizontal motion for tight piece bottom surface butt in the angle steel level is on the limit inner wall, presss from both sides tightly simultaneously to the horizontal base of angle steel and vertical stile, avoids giving the home range of angle steel when bearing, has reduced and has broken away from the angle steel main part danger, and the anchor is more firm. Through the setting of the front jacking bulge and the lower pressing bulge, large-area contact is avoided, and the influence on the deformation and corrosion of the angle steel can be reduced. Through the setting of spacing hole, be convenient for restrict locking screw end and support tight position, avoid appearing breaking away from the condition and influence the security performance.
The method for the anti-falling device of the iron tower utilizes the locking pin on the sliding block to quickly select the locking hole, and the locking hole is quickly installed and clamped in place or quickly detached. The locking screw is used for tightly pushing the jacking block to compress the angle steel, so that final fastening and clamping can be formed. Through the mode of the single pin shaft guide jacking block, the jacking block can slightly rotate downwards when the vertical edge of the angle steel is compressed through horizontal feeding, and then the horizontal bottom edge of the angle steel is locked, so that gapless surrounding locking is performed on the angle steel, and the safety of clamping and anchoring points is improved.
Drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1 is a schematic structural diagram of an iron tower anti-falling device in an unlocked state in a front view;
FIG. 2 is a schematic structural diagram of the iron tower anti-falling device in a locked state in a front view;
FIG. 3 is a schematic top view of a portion of the sliding assembly of the present invention;
FIG. 4 is a schematic vertical sectional view of the slider of the present invention;
FIG. 5 is a vertical cross-sectional view of the mounting block of the present invention;
fig. 6 is a schematic front view of the top-tight block of the present invention.
Description of reference numerals: 1. mounting a rod; 101. a locking hole; 102. an end cap; 2. a fixed block; 201. a first receiving table; 202. a propping platform; 203. a jackscrew hole; 204. inserting holes; 3. a slider; 301. a second receiving table; 302. a guide long hole; 303. a threaded hole; 304. a slide hole; 4. a jacking block; 401. a slide pin; 402. the front jacking bulge; 403. pressing the protrusion downwards; 404. a limiting pit; 5. locking screws; 6. a locking pin; 601. a pull ring; 602. a pin head; 7. connecting a ring buckle; 8. carrying out top thread; 9. a pressure spring; 10. and (5) angle steel.
Detailed Description
The core of the invention is to provide the anti-falling device for the iron tower and the clamping method thereof, which are convenient to fasten to an angle steel structural member of the electric iron tower as a safe anchoring point, are convenient to install and have good safety.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to the attached drawings, fig. 1 is a schematic structural diagram of an iron tower anti-falling device in an unlocked state in a front view; FIG. 2 is a schematic structural diagram of the iron tower anti-falling device in a locked state in a front view; FIG. 3 is a schematic top view of a portion of the sliding assembly of the present invention; FIG. 4 is a schematic vertical sectional view of the slider of the present invention; FIG. 5 is a vertical cross-sectional view of the mounting block of the present invention; fig. 6 is a schematic front view of the top-tight block of the present invention.
In one embodiment, as shown in fig. 1 and 2, a fall arrest device for a pylon is fitted to a structural member of angle steel 10 of the pylon to form an anchor point for a safety line. The anti-falling device for the iron tower comprises an installation rod 1, a fixed block 2, a sliding assembly and a connecting ring buckle 7. One end of the mounting rod 1 is fixedly connected to the other end of the bottom of the fixing block 2 in a sliding penetrating manner. The sliding assembly comprises a sliding block 3, a jacking block 4, a locking screw 5 and a locking pin 6. On sliding block 3 bottom was worn to connect installation pole 1, the 1 outer wall of installation pole is provided with a plurality of locking holes 101 of arranging along length direction equidistance, and locking pin 6 can be pegged graft in locking hole 101 through sliding block 3 bottom pinhole, and then locks sliding block 3 along 1 axial position of installation pole fast. The top of the sliding block 3 is connected with the puller block 4 through a guide mechanism, the locking screw 5 is in threaded connection with a threaded hole 303 behind the puller block 4, the 5 ends of the locking screw can push the puller block 4 along the guide mechanism is guided to move close to the fixed block 2, and the ejection end of the puller block 4 can eject the vertical edge of the puller angle steel 10 to the inner wall of the fixed block 2. The connecting ring buckle 7 is hung on the mounting rod 1 and is positioned between the fixed block 2 and the sliding block 3, and the connecting ring buckle 7 is connected with one end of the safety rope to be anchored.
The angle steel 10 is packaged and clamped through the fixed block 2 and the sliding assembly which are connected with the two ends of the mounting rod 1, the clamping strength is high, and the angle steel is not easy to fall off; the outer wall of the mounting rod 1 is provided with a plurality of locking holes 101 which are equidistantly distributed along the length direction, and the locking pin 6 is inserted into the proper locking hole 101 to quickly lock the axial position of the sliding block 3 along the mounting rod 1, so that the mounting rod can be suitable for angle steels with different specifications and can be quickly clamped or disassembled; the end of the locking screw 5 pushes the jacking block 4, the jacking end of the jacking block 4 can jack the vertical edge of the angle steel 10 to the inner wall of the fixed block 2, the locking screw 5 can be rotated within a short distance range behind the selected locking hole 101, and the angle steel 10 is finally locked. The anti-falling device for the iron tower is convenient to fasten to an angle steel structural member of the electric iron tower as a safe anchoring point, and is convenient to install and good in safety.
In one embodiment of the present invention, as shown in fig. 1 and 2, the outer end of the mounting rod 1 is provided with an end cap 102, the end cap 102 is screwed to the threaded rod of the outer end of the mounting rod 1, and the outer diameter of the end cap 102 is larger than that of the mounting rod 1.
Through the arrangement of the end cover 102, the outer end head of the mounting rod 1 can be locked, and the sliding assembly is prevented from being separated from the mounting rod 1 during misoperation.
In a specific embodiment of the invention, as shown in fig. 1, fig. 2 and fig. 5, the anti-falling device for an iron tower further comprises a jackscrew 8, the bottom of the fixing block 2 is provided with an insertion hole 204, one end of the mounting rod 1 is inserted into the insertion hole 204, the side wall of the insertion hole 204 is provided with a jackscrew hole 203, the insertion end of the mounting rod 1 is provided with a ring groove, the jackscrew 8 is screwed into the jackscrew hole 203 in a threaded manner, and the inner end of the jackscrew 8 is clamped into the ring groove.
The inner end of the jackscrew 8 is clamped into the annular groove, so that the end of the mounting rod 1 inserted into the inserting hole 204 can be locked, and the falling risk caused by looseness in a bearing state is avoided.
In an embodiment of the present invention, as shown in fig. 1, 2 and 5, the fixed block 2 is provided with a first receiving platform 201 at the right angle of the mounting angle 10, and the sliding block 3 is provided with a second receiving platform 301 at the far end of the horizontal edge of the mounting angle 10. The fixed block 2 is provided with a plurality of abutting tables 202 for supporting the back of the vertical side of the angle steel 10 at the top of the first receiving table 201, the abutting tables 202 protrude out of the base body, and the abutting tables 202 are arranged in parallel horizontally.
Through the setting of first bearing platform 201 and second bearing platform 301, the base of angle steel 10 can contact dress fixture block, and first bearing platform 201 top contact angle steel 10 stile back simultaneously, and the contact of many places is spacing, and fixed angle steel 10 is more firm, and the security is high. Through a plurality of tight platform 202 horizontal parallel arrangement of supporting at fixed block 2 at first accepting the platform 201 top, support tight platform 202 and accept angle steel 10 stile back, can reduce the angle steel corrosion and warp the adverse effect to the dress card.
In a specific embodiment of the present invention, as shown in fig. 1 to 4, the anti-falling device for an iron tower further includes a pressure spring 9, the bottom of the sliding block 3 is provided with a sliding hole 304 slidably penetrating through the mounting rod 1, a bottom pin hole is formed in a side wall of the sliding hole 304, a pin head 602 of the locking pin 6 is slidably fitted in the bottom pin hole, and the pressure spring 9 is tightly pressed between a bottom platform of the bottom pin hole and a step of the pin head. The outer end of the bottom pin hole is provided with a baffle plate to form a necking, so that the pressure spring 9 can be conveniently installed.
Specifically, as shown in fig. 4, the other end of the locking pin 6 protrudes out of the bottom pin hole and is connected to a tab ring 601. The tab loop 601 is threaded into the transverse bore of the head of the locking pin 6.
The bottom pin hole base and the pin head step are tightly pressed through the pressure spring 9, so that the pin head 602 is guaranteed to be subjected to inward thrust and cannot be separated from the inserted locking hole 101, and safety and reliability are guaranteed; meanwhile, a pull head ring 601 is arranged at the protruding outer end of the locking pin 6, so that the operation of pulling the pull head ring 601 by hand when the sliding block 3 is fast moved in and fast moved out is facilitated.
In an embodiment of the present invention, as shown in fig. 1 to 3 and fig. 6, the guide mechanism includes a long guide hole 302 and a slide pin 401, the inner side of the upper portion of the slide block 3 is provided in the form of two symmetrical side wing plates, the long guide hole 302 is horizontally opened on the side wing plates, and the tightening block 4 is inserted between the two side wing plates. The sliding pin 401 is installed at the tail of the jacking block 4, and both ends of the sliding pin extend into the guide long holes 302, and the outer diameter of the sliding pin 401 is adapted to the width of the guide long holes 302. The sliding pin 401 transversely penetrates through the tail part of the jacking block 4 and is installed in a jackscrew middle locking mode.
Obviously, the guide mechanism may also adopt a mode that a guide groove is arranged on the inner side of the side wing plate, and the tightening block 4 is slidably connected in the guide groove, and the guide groove is arranged along the direction of the mounting rod 1. It is also possible to guide the tightening block 4 pressed against the angle 10, similar variants falling within the scope of the invention.
Specifically, as shown in fig. 1, fig. 2 and fig. 6, a front tightening protrusion 402 is provided on an inner end surface of the tightening block 4, a lower tightening protrusion 403 is provided on a bottom surface of the inner end of the tightening block 4, and the front tightening protrusion 402 and the lower tightening protrusion 403 can respectively abut against an inner wall of the angle steel 10.
Specifically, as shown in fig. 1, 2 and 6, a recessed limit pit 404 is provided on the rear end surface of the jacking block 4, the limit pit 404 is located above the horizontal center plane of the sliding pin 401, and the end of the locking screw 5 abuts against the limit pit 404.
Through direction slot hole 302 and slide pin 401 constitution guiding mechanism, tight piece 4 in the pushing down of locking screw 5 to angle steel 10 stile horizontal motion, can also rotate round slide pin 401 for tight piece 4 bottom surface butt in angle steel 10 horizontal limit inner wall in top presss from both sides tightly simultaneously to the horizontal base and the vertical stile of angle steel 10, avoids giving the home range of angle steel 10 when bearing, has reduced and has broken away from the angle steel main part danger, and the anchor is more firm. Through the setting of the front tightening protrusion 402 and the lower tightening protrusion 403, large-area contact is avoided, and the influence on deformation and corrosion of the angle steel 10 can be reduced. Through the setting of spacing hole 404, be convenient for restrict locking screw 5 end and support tight position, avoid appearing breaking away from the condition and influence the security performance.
The iron tower anti-falling device clamping method in any one of the above embodiments is utilized to clamp the iron tower anti-falling device on the angle steel to form an anchoring point of a safety rope, a locking pin on a sliding block is utilized to quickly select a locking hole, and the iron tower anti-falling device is quickly clamped in place or quickly disassembled. The locking screw is used for tightly pushing the jacking block to compress the angle steel, so that final fastening and clamping can be formed.
Through the mode of the single pin shaft guide jacking block, the jacking block can slightly rotate downwards when the vertical edge of the angle steel is compressed through horizontal feeding, and then the horizontal bottom edge of the angle steel is locked, so that gapless surrounding locking is performed on the angle steel, and the safety of clamping and anchoring points is improved.
According to the anti-falling device for the iron tower, the angle steel 10 is subjected to wrapping type clamping through the fixed block 2 and the sliding assembly which are connected with the two ends of the mounting rod 1, the clamping strength is high, and the angle steel is not easy to fall off; the outer wall of the mounting rod 1 is provided with a plurality of locking holes 101 which are equidistantly distributed along the length direction, and the locking pin 6 is inserted into the proper locking hole 101 to quickly lock the axial position of the sliding block 3 along the mounting rod 1, so that the mounting rod can be suitable for angle steels with different specifications and can be quickly clamped or disassembled; the end of the locking screw 5 pushes the jacking block 4, the jacking end of the jacking block 4 can jack the vertical edge of the angle steel 10 to the inner wall of the fixed block 2, the locking screw 5 can be rotated within a short distance range behind the selected locking hole 101, and the angle steel 10 is finally locked. The anti-falling device for the iron tower is convenient to fasten to an angle steel structural member of the electric iron tower as a safe anchoring point, and is convenient to install and good in safety. In addition, through the arrangement of the end cover 102, the outer end head of the mounting rod 1 can be locked, and the sliding assembly is prevented from being separated from the mounting rod 1 during misoperation. The inner end of the jackscrew 8 is clamped into the annular groove, so that the end of the mounting rod 1 inserted into the inserting hole 204 can be locked, and the falling risk caused by looseness in a bearing state is avoided. Through the setting of first bearing platform 201 and second bearing platform 301, the base of angle steel 10 can contact dress fixture block, and first bearing platform 201 top contact angle steel 10 stile back simultaneously, and the contact of many places is spacing, and fixed angle steel 10 is more firm, and the security is high. Through a plurality of tight platform 202 horizontal parallel arrangement of supporting at fixed block 2 at first accepting the platform 201 top, support tight platform 202 and accept angle steel 10 stile back, can reduce the angle steel corrosion and warp the adverse effect to the dress card. The bottom pin hole base and the pin head step are tightly pressed through the pressure spring 9, so that the pin head 602 is guaranteed to be subjected to inward thrust and cannot be separated from the inserted locking hole 101, and safety and reliability are guaranteed; meanwhile, a pull head ring 601 is arranged at the protruding outer end of the locking pin 6, so that the operation of pulling the pull head ring 601 by hand when the sliding block 3 is fast moved in and fast moved out is facilitated. Through direction slot hole 302 and slide pin 401 constitution guiding mechanism, tight piece 4 in the pushing down of locking screw 5 to angle steel 10 stile horizontal motion, can also rotate round slide pin 401 for tight piece 4 bottom surface butt in angle steel 10 horizontal limit inner wall in top presss from both sides tightly simultaneously to the horizontal base and the vertical stile of angle steel 10, avoids giving the home range of angle steel 10 when bearing, has reduced and has broken away from the angle steel main part danger, and the anchor is more firm. Through the setting of the front tightening protrusion 402 and the lower tightening protrusion 403, large-area contact is avoided, and the influence on deformation and corrosion of the angle steel 10 can be reduced. Through the setting of spacing hole 404, be convenient for restrict locking screw 5 end and support tight position, avoid appearing breaking away from the condition and influence the security performance.
The method for the anti-falling device of the iron tower utilizes the locking pin on the sliding block to quickly select the locking hole, and the locking hole is quickly installed and clamped in place or quickly detached. The locking screw is used for tightly pushing the jacking block to compress the angle steel, so that final fastening and clamping can be formed. Through the mode of the single pin shaft guide jacking block, the jacking block can slightly rotate downwards when the vertical edge of the angle steel is compressed through horizontal feeding, and then the horizontal bottom edge of the angle steel is locked, so that gapless surrounding locking is performed on the angle steel, and the safety of clamping and anchoring points is improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the scope of the present invention is defined by the claims.
Claims (9)
1. The utility model provides an iron tower anti-falling device, dress card is on angle steel (10) structure spare of iron tower, its characterized in that: including installation pole (1), fixed block (2), sliding assembly and connecting ring buckle (7), installation pole (1) one end fixed connection fixed block (2) bottom other end slides and cross-under sliding assembly, sliding assembly includes sliding block (3), tight piece in top (4), locking screw (5) and stop pin (6), sliding block (3) bottom is cross-under to install on the pole (1), installation pole (1) outer wall is provided with a plurality of locking holes (101) of arranging along length direction equidistance, stop pin (6) are passed through sliding block (3) bottom pinhole can be pegged graft in locking hole (101), sliding block (3) top is passed through guiding mechanism and is connected tight piece in top (4), locking screw (5) threaded connection screw hole (303) at tight piece in top (4) rear, locking screw (5) end can promote tight piece in top (4) along guiding mechanism direction is close to The fixed block (2) moves, and the ejection end of the ejection block (4) can eject the vertical edge of the angle steel (10) to the inner wall of the fixed block (2); the connecting ring buckle (7) used for connecting a safety rope is hung on the mounting rod (1) and is positioned between the fixed block (2) and the sliding block (3);
the guide mechanism comprises a guide long hole (302) and a sliding pin (401), the inner side of the upper part of the sliding block (3) is provided with two symmetrical side wing plates, the guide long hole (302) is horizontally arranged on the side wing plates, and the puller block (4) is arranged between the two side wing plates; the sliding pin (401) is installed at the tail part of the jacking block (4), two ends of the sliding pin are inserted into the guide long hole (302), and the outer diameter of the sliding pin (401) is adapted to the width of the guide long hole (302);
the jacking block (4) can rotate around the sliding pin (401) while being pushed by the locking screw (5) to move downwards to the vertical side of the angle steel (10) horizontally.
2. The iron tower fall protection device of claim 1, wherein: an end cover (102) is arranged at the outer end of the mounting rod (1), the end cover (102) is connected to a threaded rod at the outer end of the mounting rod (1) in a threaded mode, and the outer diameter of the end cover (102) is larger than that of the mounting rod (1).
3. The iron tower fall protection device of claim 1, wherein: still include jackscrew (8), fixed block (2) bottom is provided with spliced eye (204), installation pole (1) is pegged graft in spliced eye (204), spliced eye (204) lateral wall is provided with jackscrew hole (203), installation pole (1) inserts the end and is provided with the annular, jackscrew (8) threaded connection screw in jackscrew hole (203), the inner card of jackscrew (8) is gone into in the annular.
4. The iron tower fall protection device of claim 1, wherein: a first bearing table (201) is arranged at the right angle of the fixed block (2) for clamping the angle steel (10), and a second bearing table (301) is arranged at the far end of the horizontal edge of the sliding block (3) for clamping the angle steel (10); the fixed block (2) is provided with a plurality of abutting tables (202) for abutting the back of the vertical side of the angle steel (10) at the top of the first bearing table (201), and the abutting tables (202) are arranged in a protruding mode out of the base body.
5. The iron tower fall protection device of claim 1, wherein: still include pressure spring (9), sliding block (3) bottom sets up and slides and receive sliding hole (304) on installation pole (1), the bottom pinhole sets up sliding hole (304) lateral wall is last, the cooperation of round pin head (602) of stop pin (6) is slided in the bottom pinhole, pressure spring (9) compress tightly bottom pinhole base and round pin head step between.
6. The iron tower fall protection device of claim 5, wherein: the other end of the locking pin (6) extends out of the bottom pin hole and is connected with a pull head ring (601).
7. The iron tower fall protection device of claim 1, wherein: the inner end face of the jacking block (4) is provided with a front jacking protrusion (402), the bottom face of the inner end of the jacking block (4) is provided with a lower pressing protrusion (403), and the front jacking protrusion (402) and the lower pressing protrusion (403) can be respectively abutted against the inner wall of the angle steel (10).
8. The iron tower fall protection device of claim 7, wherein: a limiting pit (404) is arranged on the rear end face of the jacking block (4), the limiting pit (404) is located above the horizontal central plane of the sliding pin (401), and the end of the locking screw (5) is abutted against the limiting pit (404).
9. An iron tower anti-falling device clamping method is characterized in that the iron tower anti-falling device according to any one of claims 1 to 8 is clamped on angle steel to form an anchoring point of a safety rope, a locking hole is rapidly selected by a locking pin on a sliding block, and the iron tower anti-falling device is quickly clamped in place or quickly disassembled; the locking screw is used for tightly pushing the jacking block to compress the angle steel, so that final fastening and clamping can be formed.
Priority Applications (1)
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| CN113577596B true CN113577596B (en) | 2022-04-22 |
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| CN115920267A (en) * | 2022-12-21 | 2023-04-07 | 国网山东省电力公司烟台供电公司 | Anti-falling protection equipment for climbing iron tower |
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| CN201424846Y (en) * | 2009-04-17 | 2010-03-17 | 江苏省送变电公司 | Hold pole bearing rope fixture |
| EP2767652A2 (en) * | 2013-02-14 | 2014-08-20 | Torbau Schmidiger | Fall protection device on roofs |
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