阅读说明：本技术 一种双钢缆水平生命线系统 (Double-steel-cable horizontal lifeline system ) 是由 欧志明 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种双钢缆水平生命线系统,涉及高空防坠落装置技术领域,包括第一端部固定座、第二端部固定座、生命承重线、张紧装置、缓冲装置、第一连接座、第二连接座、第一滑块、第二滑块以及支撑座,生命承重线的端部均设有张紧装置,第一端部固定座与张紧装置之间设有第一连接座,第一连接座与第一端部固定座挂接,张紧装置可拆卸固定在第一连接座上,生命承重线另一端的张紧装置与第二端部固定座之间设有缓冲装置以及第二连接座,第一滑块分别滑行于两根生命承重线上,支撑座上设有两个穿设孔,两根生命承重线分别滑动穿设于两个穿设孔中,两个操作人员可交叉通行,相互之间不会影响操作的灵活性,同时进行操作,提高工作效率。(The invention discloses a double-steel-cable horizontal lifeline system, which relates to the technical field of high-altitude anti-falling devices and comprises a first end fixing seat, a second end fixing seat, a life load-bearing line, a tensioning device, a buffer device, a first connecting seat, a second connecting seat, a first sliding block, a second sliding block and a supporting seat, wherein the tensioning device is arranged at the end part of the life load-bearing line, the first connecting seat is arranged between the first end fixing seat and the tensioning device, the first connecting seat is connected with the first end fixing seat in a hanging manner, the tensioning device is detachably fixed on the first connecting seat, the buffer device and the second connecting seat are arranged between the tensioning device at the other end of the life load-bearing line and the second end fixing seat, the first sliding block respectively slides on two life load-bearing lines, the supporting seat is provided with two through holes, the two life load-bearing lines respectively slide in the two through holes, two operators, the flexibility of operation can not be influenced each other, and the operation is carried out simultaneously, so that the working efficiency is improved.)

1. A double-steel-cable horizontal lifeline system comprises a first end fixing seat (1), a second end fixing seat (16), a life load bearing line (2), a tensioning device (3), a buffer device (4), a first connecting seat (5), a second connecting seat (15), a first sliding block (6), a second sliding block (14) and a supporting seat (7), wherein the two life load bearing lines (2) are arranged in parallel, the shapes and the structures of the first end fixing seat (1) and the second end fixing seat (16) are consistent, the shapes and the structures of the first connecting seat (5) and the second connecting seat (15) are consistent, and the shapes and the structures of the first sliding block (6) and the second sliding block (14) are consistent;

the tensioning device (3) is used for straightening the life bearing line (2) and adjusting the tension of the life bearing line (2), the end part of the life bearing line (2) is provided with the tensioning device (3), the first connecting seat (5) is arranged between the first end fixing seat (1) and the tensioning device (3), the first connecting seat (5) is hooked with the first end fixing seat (1), the tensioning device (3) is detachably fixed on the first connecting seat (5), the buffer device (4) and the second connecting seat (15) are arranged between the tensioning device (3) at the other end of the life bearing line (2) and the second end fixing seat (16), the buffer device (4) is used for absorbing the kinetic energy from the life bearing line (2) when falling, and the buffer device (4) is hooked with the second end fixing seat (16), the second connecting seat (15) is in transmission connection with the buffer device (4), and the life bearing line (2) is detachably and fixedly connected with the second connecting seat (15);

first slider (6) slide in one of them life bears the weight of line (2) on, second slider (14) slide in another life bears the weight of line (2) on, supporting seat (7) are used for improving two the holding power of life bears the weight of line (2), be equipped with two wear-to-establish holes on supporting seat (7), two life bears the weight of line (2) and slides respectively and wears to locate two in the wear-to-establish hole, supporting seat (7) are located the outer wall of wear-to-establish hole department is the disc setting, just the guide inclined plane of being convenient for first slider (6), second slider (14) are current is seted up to the outer wall at wear-to-establish hole both ends.

2. The double-wire rope horizontal lifeline system of claim 1, wherein the first end mount (1) is formed with a clearance (01) for play, a first mounting hole (02) and a second mounting hole (03) which are arranged in parallel are arranged on the first end fixing seat (1) in a penetrating way, the axis of the first mounting hole (02) is higher than the axis of the second mounting hole (03) in the vertical direction, a first fixing pin (8) is detachably arranged in the first mounting hole (02) or the second mounting hole (03), the side surface of the first end part fixed seat (1) far away from the first mounting hole (02) is set as a first plane (04), and the first plane (04) is arranged in a smooth surface manner, a first mounting screw hole (05) convenient for being connected with a building through a bolt is formed in the first plane (04).

3. Double-wire horizontal lifeline system according to claim 2, characterized in that the first end mount (1) is provided with a second fixing pin (10), the second fixing pin (10) being detachably mounted in the first mounting hole (02) or the second mounting hole (03).

4. The double-steel-cable horizontal lifeline system of claim 1, wherein the support base (7) comprises a support base plate (71), a mounting frame (72) and two sliding sleeves (73) arranged in parallel, the side surface of the mounting frame (72) is fixedly connected with the support base plate (71) through bolts, the side surface of the mounting frame (72) far away from the support base plate (71) is provided with a second mounting screw hole (74), the inner diameter of each sliding sleeve (73) is matched with the diameter of the life bearing line (2) to form the through hole, and the sliding sleeves (73) are respectively positioned at two sides of the support base plate (71) and are fixedly connected with the support base plate (71).

5. The double-steel-cable horizontal lifeline system of claim 4, wherein a steering seat (13) for realizing different steering angles is arranged between the two life bearing lines (2), the steering seat (13) comprises a steering bottom plate (131), a mounting sleeve (132), a first steering elbow (133) and a second steering elbow (134), the mounting sleeve (132) is fixed on the steering bottom plate (131), the first steering elbow (133) and the second steering elbow (134) are respectively arranged on two sides of the steering bottom plate (131) and are concentrically arranged, and the first steering elbow (133) and the second steering elbow (134) are respectively provided with a through groove matched with the life bearing lines (2).

6. The double-steel-cable horizontal lifeline system of claim 5, wherein the first slider (6) comprises a fixed frame (61), a guide wheel (62) and a rotating frame (63), the rotating frame (63) is hinged to the fixed frame (61) through a rotating shaft, the guide wheel (62) is rotatably connected with the fixed frame (61), a blocking block (64) is formed at the position, close to the rotating shaft, of the rotating frame (63), a limiting space (11) is formed among the blocking block (64), the fixed frame (61) and the guide wheel (62), a passage channel (17) is formed by the end, close to the blocking block (64), of the fixed frame (61) and the blocking block (64), the gap distance of the passage channel (17) is smaller than the diameter of the lifeline (2), and the gap distance of the passage channel (17) is larger than the supporting base plate (71), Thickness of the steering base plate (131).

7. The double-steel-cable horizontal lifeline system of claim 6, wherein an anti-rotation structure (12) is arranged between the rotating frame (63) and the fixed frame (61), a passing clamp groove (631) penetrates through the rotating frame (63), one end, far away from the guide wheel (62), of the fixed frame (61) is located in the passing clamp groove (631), and the anti-rotation structure (12) comprises a clamp hole (121) penetrating through the rotating frame (63) and the fixed frame (61) and a clamp hanging piece (122) hanging in the clamp hole (121).

8. The double-steel-cable horizontal lifeline system of claim 1, wherein the first connecting seat (5) comprises a connecting bottom plate (51) and two connecting side plates (52), the two connecting side plates (52) are arranged in parallel and fixed on the same side of the connecting bottom plate (51), two connecting holes (53) are formed in the connecting bottom plate (51), two movable gaps (54) arranged in a mirror image manner are formed in the connecting side plates (52), and the movable gaps (54) on the same side form an installation space for an operator to install the tensioning device (3).

9. Double-wire rope horizontal lifeline system according to claim 8, characterized in that the tensioning device (3) comprises a connecting screw (31), the connecting screw rod (31) is arranged in the connecting hole (53) in a penetrating way, an installation structure (9) is arranged between the connecting screw rod (31) and the first connecting seat (5), the mounting structure (9) comprises a cushion block (91) which is arranged on the connecting screw rod (31) in a threaded penetrating way and a clamping nut (92) used for clamping the cushion block (91), the cushion block (91) is provided with a tension indicating structure, the tension indicating structure comprises an indicating spring (18) which is arranged between the cushion block (91) and the life bearing line (2) and is coaxial with the cushion block (91), one end of the indicating spring (18) is exposed out of the cushion block (91), and the end part of the indicating spring (18) exposed out of the cushion block (91) is arranged close to the connecting side plate (52).

10. Double-wire rope horizontal lifeline system according to claim 1, characterized in that the distance between the two lifeline bearings (2) is 90-130 cm.

Technical Field

The invention relates to the technical field of high-altitude anti-falling devices, in particular to a double-steel-cable horizontal lifeline system.

Background

The safety lifeline system is a facility which provides continuous and uninterrupted moving anchoring support for overhead workers in the system coverage range through a steel wire rope and accessories which are fixedly installed above the existing building structure, and is used for preventing falling when falling so as to ensure the overhead safety of the workers. The safety lifeline system is divided into two major categories, a falling prevention horizontal lifeline system and a falling prevention vertical lifeline system. The anti-falling horizontal lifeline system is an anchoring device for guaranteeing the horizontal movement safety of personnel, is usually installed in the environments such as a roof, a travelling rail, the lower part of a rain shed and the like, and is also called as a horizontal lifeline and a horizontal safety lifeline. The anti-falling vertical lifeline system is an anchoring device for guaranteeing the vertical movement safety of personnel and is often installed in environments such as ladder stands, iron towers, deep wells and the like. Also known as vertical lifeline, vertical safety line, vertical ladder protection system.

The prior Chinese patent with publication number CN103949023A discloses a horizontal lifeline system, which comprises a fixed support, an adjusting tension device, a lifeline, a middle support, an outer corner support, an inner corner support and a buffer, wherein one end of the fixed support is fixed on a fixed part, the other end of the fixed support is connected with the buffer, the other end of the buffer is connected with the lifeline, the buffer has the functions of pre-tightening, energy absorption and buffering, an elastic element in the buffer pre-tightens the lifeline system by reacting force on the lifeline, and impact kinetic energy is converted into elastic potential energy to absorb and slow down impact force.

Among the above-mentioned technical scheme, when two people use same lifeline to operate simultaneously, operating personnel hangs on the lifeline through special slider tandem, carry out the operation from beginning to end successively, but because the slider must connect on the lifeline from beginning to end, can't realize many people alternately current, after one of them operating personnel stop motion, will influence follow-up operating personnel's sensitivity, lead to unable continuation operation of advancing, and it is longer to move the time of carrying out the operation from beginning to end, thereby reduce work efficiency, in addition, when lifeline long-term use breaks, the operating personnel of same lifeline will take place unexpected the fall simultaneously, lead to the injury, consequently, there is the part of treating the improvement.

Disclosure of Invention

Aiming at the defects in practical application, the invention aims to provide a double-steel-cable horizontal lifeline system, operators on two life support lines can pass through the system in a crossed manner, the flexibility of operation cannot be influenced, the operation is carried out simultaneously, the working efficiency is improved, and the specific scheme is as follows:

a double-steel-cable horizontal lifeline system comprises a first end fixing seat, a second end fixing seat, a lifeline, a tensioning device, a buffering device, a first connecting seat, a second connecting seat, a first sliding block, a second sliding block and a supporting seat, wherein the lifeline is provided with two parts which are arranged in parallel, the shapes and the structures of the first end fixing seat and the second end fixing seat are consistent, the shapes and the structures of the first connecting seat and the second connecting seat are consistent, and the shapes and the structures of the first sliding block and the second sliding block are consistent;

the tensioning device is used for straightening the life bearing line and adjusting the tightness of the life bearing line, the end parts of the life bearing line are provided with the tensioning devices, the first connecting seat is arranged between the first end part fixing seat and the tensioning devices, the first connecting seat is articulated with the first end fixing seat, the tensioning device is detachably fixed on the first connecting seat, the buffer device and the second connecting seat are arranged between the tensioning device at the other end of the life bearing line and the second end fixing seat, the buffer device is used for absorbing the kinetic energy from the life bearing line when falling, the buffer device is connected with the second end fixing seat in a hanging way, the second connecting seat is in transmission connection with the buffer device, and the life bearing line is detachably and fixedly connected with the second connecting seat;

the first slider slides in one of them on the life bearing line, the second slider slides in another one on the life bearing line, the supporting seat is used for improving two the holding power of life bearing line, be equipped with two wear-to-establish holes on the supporting seat, two life bearing line slides respectively and wears to locate two in the wear-to-establish hole, the supporting seat is located the outer wall of wear-to-establish hole department is the disc setting, just the guide inclined plane of being convenient for first slider, second slider are current is seted up to the outer wall at wear-to-establish hole both ends.

Through the technical scheme, the first end fixing seat and the second end fixing seat are respectively installed on a building, when two operators need to work simultaneously, one operator slides on one life bearing line through the first sliding block, the other operator slides on the other life bearing line through the second sliding block to independently operate, even if the operator on one life bearing line suddenly generates an accident and needs to stop advancing, the operator on the other life bearing line cannot be blocked from continuing advancing, the influence on the operators on the adjacent life bearing lines is reduced, the movement flexibility is improved, the two operators can respectively carry out relative movement at the head and the tail to operate, the cross passing is realized, the operation time is reduced, the work efficiency is improved, in addition, when one life bearing line is broken, the operating personnel on another life bearing line can not be influenced, the number of falling personnel is reduced, and the falling operating personnel can be rescued in an emergency, so that casualties are reduced.

Further, be formed with the clearance on the first end fixing base, run through on the first end fixing base and set up mutual parallel arrangement's first mounting hole and second mounting hole, the axis that is higher than the second mounting hole in the vertical direction of the axis of first mounting hole, first mounting hole or demountable installation has first fixed pin in the second mounting hole, first end fixing base is kept away from establish to first plane just the first plane is the smooth surface setting, set up the first installation screw of being convenient for carry out bolted connection with the building on the first plane.

Through the technical scheme, when the height difference exists between the positions of the first end fixing seat and the second end fixing seat in the building, an installer can adjust the position of the first fixing pin according to the actual condition of the installation position, namely, the first end fixing seat and the two first fixing pins of the second end fixing seat are respectively positioned in the first installation hole or the second installation hole, the first end fixing seat and the second end fixing seat can be installed on the building through the first installation screw hole, the height difference of the installation position is balanced through the height difference between the two first fixing pins, so that the life load bearing line is finally kept in a horizontal state, and the sliding resistance is reduced.

Furthermore, a second fixing pin is arranged on the first end fixing seat, and the second fixing pin is detachably mounted in the first mounting hole or the second mounting hole.

Through the technical scheme, first fixed pin or second fixed pin are all installed in first mounting hole, the second mounting hole, go the position of adjusting first fixed pin according to the difference in height of mounted position again when need not the field installation, and when being equipped with the position that operating personnel of being convenient for promptly on the building, operating personnel can articulate the rope that corresponds on first end fixing base, second end fixing base is not on the fixed pin by the use, extension operating personnel's route of marcing, thereby enlarge operating personnel's operating range, the fixed pin that is not used does the reserve hanging point use when installing and maintainer install or overhaul the operation.

Further, the supporting seat includes supporting baseplate, installation frame and two mutual parallel arrangement's the sleeve that slides, the side of installation frame pass through the bolt with supporting baseplate fixed connection, the installation frame is kept away from supporting baseplate's side has seted up second installation screw, slide telescopic internal diameter with life bearing line's diameter is adapted to be formed wear to establish the hole, slide the sleeve respectively be in with supporting baseplate's both sides and with supporting baseplate fixed connection.

Through the technical scheme, the installation frame is installed through second installation screw and building, and the installation frame can dismantle fixed connection with supporting baseplate, the installation frame set up the height of relative increase supporting seat, and can change suitable installation frame according to building mounted position's height during the installation, the life line of bearing of being convenient for is in the horizontality, the life line of bearing is in and slides and reduces the life line of bearing and flagging possibility under the action of gravity in the sleeve, thereby improve the holding power of life line of bearing, and can increase the intensity that two steel cable horizontal life line systems confront and fall the impact force.

Further, two be equipped with between the life bearing line and be used for realizing the seat that turns to of different angle that turns to, turn to the seat including turning to bottom plate, installation sleeve, first return bend and second and turn to the return bend, the installation sleeve is fixed in turn to on the bottom plate, first return bend, second turn to the return bend and be in respectively turn to the both sides of bottom plate and with the centre of a circle setting, first return bend, second turn to the return bend all seted up with the logical groove of life bearing line adaptation.

Through above-mentioned technical scheme, the installation sleeve is connected with the mounted position of building, realizes turning to the installation of seat, when can't install life bearing line in a direction on building, turns to the setting of seat and makes life bearing line can realize turning to the setting, can realize different angles according to different requirements and turn to, and easy to assemble improves life line system's suitability.

Further, first slider includes mount, guide wheel and rotating turret, the rotating turret through set up the pivot with the mount is articulated, the guide wheel with the mount rotates to be connected, the rotating turret is close to pivot department forms and blocks the piece, block piece, mount and form spacing space between the guide wheel, the mount is close to block the tip of piece with block the piece and form current passageway, the clearance distance of current passageway is less than the diameter of life bearing line, the clearance distance of current passageway is greater than supporting baseplate, the thickness of turning to the bottom plate.

Through above-mentioned technical scheme, the life bears the weight of the line and slides in spacing space, blocks the setting of piece and makes life bear the weight of the line and block it and break away from spacing space at the in-process that slides, and the setting of current passageway realizes that life bears the weight of the line and can't break away from in first slider or the second slider, and first slider and second slider can follow the supporting seat and turn to the smooth and easy current purpose on the seat.

Furthermore, an anti-rotation structure is arranged between the rotating frame and the fixing frame, a passing clamping groove is formed in the rotating frame in a penetrating mode, one end, far away from the guide wheel, of the fixing frame is located in the passing clamping groove, and the anti-rotation structure comprises a clamping hole formed in the rotating frame and the fixing frame in a penetrating mode and a clamping hanging piece hung in the clamping hole.

Through above-mentioned technical scheme, the rotating frame moves at current double-layered groove at the in-process mount that rotates, life bearing line installs after well, articulate the card hole with the card pendant, make the rotating frame be difficult to take place relative rotation with the mount, thereby realize blockking the piece and block life bearing line and break away from spacing space, and operating personnel accessible card pendant hangs on first slider or second slider, prevent setting up of slewing mechanism and make and block that the piece is difficult to drive the rotating frame rotation under life bearing line's promotion, thereby improve the stability of being connected of first slider and life bearing line, guarantee operating personnel's safety.

Furthermore, first connecting seat is including connecting bottom plate and two connection curb plates, two connection curb plate parallel arrangement just is fixed in same one side of connecting bottom plate, two connecting holes have been seted up on the connection bottom plate, set up two movable openings that are the mirror image setting on the connection curb plate, be in with one side activity opening form and supply operating personnel to install overspeed device tensioner's installation space.

Through above-mentioned technical scheme, overspeed device tensioner installs respectively in two connecting hole departments, realizes two separately settings of life bearing line, and installation space's setting makes things convenient for installer installation and adjustment overspeed device tensioner's position to the tensioning degree of adjustment life bearing line.

Further, overspeed device tensioner includes connecting screw, connecting screw wears to locate in the connecting hole, connecting screw with be equipped with mounting structure between the first connecting seat, mounting structure includes that the screw thread wears to establish last cushion of connecting screw and be used for supporting tightly the tight nut that supports of cushion, the cushion is equipped with the tensioning and instructs the structure, the tensioning instructs the structure including being in the cushion with between the life bearing line and with the instruction spring of the coaxial setting of cushion, instruct spring one end expose in the cushion, just instruct the spring expose in the tip of cushion is close to connect the curb plate setting.

Through above-mentioned technical scheme, installer is through adjusting the position of connecting screw in the connecting hole to the tensioning degree of adjustment life bearing line, rethread cushion and the cooperation of supporting tight nut fasten connecting screw on the connecting hole, guarantee the joint strength of overspeed device tensioner and first connecting seat, in addition, through the length that the in-process observation instruction spring exposes in the cushion at the fastening cushion, can the audio-visual tensioning degree of reflecting life bearing line.

Furthermore, the distance between the two life bearing lines is 90-130 cm.

Through above-mentioned technical scheme, when operating personnel hung and establish on the life bearing line, reduce the collision between the operating personnel health on two adjacent life bearing lines to improve the sensitivity of operating personnel operation, improve work efficiency, and make and hang the equipment of preventing falling on first slider, second slider mutually noninterfere.

Compared with the prior art, the invention has the following beneficial effects:

(1) by arranging the first end fixing seat, the supporting seat, the life load-bearing lines and other structures, one operator can slide on one life load-bearing line through the first sliding block and the other operator can slide on the other life load-bearing line through the second sliding block to independently operate, even if the operator on one life load-bearing line suddenly generates an accident and needs to stop advancing, the operator on the other life load-bearing line can not be prevented from continuing advancing, the influence on the operator on the adjacent life load-bearing line is reduced, the movement flexibility is improved, the two operators can respectively carry out relative movement operation at the head and the tail positions to realize cross passing, the operation time is reduced, the working efficiency is improved, in addition, when one life load-bearing line is broken, the operator on the other life load-bearing line can not be influenced, the number of falling personnel is reduced, and in an emergency situation, the falling operators can be rescued, so that casualties are reduced;

(2) through setting up the seat that turns to, when can't install life bearing line in a direction on building, the setting that turns to the seat makes life bearing line can realize turning to the setting, can realize different angles according to different requirements and turn to, and easy to assemble improves life line system's suitability.

Drawings

FIG. 1 is an overall schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view illustrating a connection relationship between a first end fixing base and a first connecting base according to the present invention;

FIG. 3 is a schematic structural view showing a connection relationship between the buffering device and the first connecting seat according to the present invention;

FIG. 4 is a schematic structural view showing a support base structure according to the present invention;

FIG. 5 is a schematic structural view showing a first slider structure according to the present invention;

FIG. 6 is a schematic structural view showing the connection relationship between the rotation prevention structure, the rotating frame and the fixing frame according to the present invention;

FIG. 7 is a schematic structural view of the present invention showing the structure of the steering seat;

FIG. 8 is a schematic structural view showing the connection relationship between the indicating spring and the cushion block according to the present invention.

Reference numerals: 1. a first end fixing seat; 01. a clearance for movement; 02. a first mounting hole; 03. a second mounting hole; 04. a first plane; 05. a first mounting screw hole; 2. a life load bearing line; 3. a tensioning device; 31. connecting a screw rod; 4. a buffer device; 5. a first connecting seat; 51. connecting the bottom plate; 52. connecting the side plates; 53. connecting holes; 54. a movable gap; 6. a first slider; 61. a fixed mount; 62. a guide wheel; 63. a rotating frame; 631. a passing clamping groove; 64. a blocking block; 7. a supporting seat; 71. a support base plate; 72. a mounting frame; 73. a sliding sleeve; 74. a second mounting screw hole; 8. a first fixing pin; 9. a mounting structure; 91. cushion blocks; 92. tightly abutting the nut; 10. a second fixing pin; 11. a limiting space; 12. an anti-rotation structure; 121. a clamping hole; 122. a clamping hanging piece; 13. a steering seat; 131. a steering base plate; 132. installing a sleeve; 133. a first steer elbow; 134. a second steering elbow; 14. a second slider; 15. a second connecting seat; 16. a second end fixing seat; 17. a passage way; 18. indicating the spring.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

As shown in fig. 1, a double-steel-cable horizontal lifeline system comprises a first end fixing seat 1, a second end fixing seat 16, a lifeline support line 2, a tensioning device 3, a buffer device 4, a first connecting seat 5, a second connecting seat 15, a first slider 6, a second slider 14 and a supporting seat 7, wherein the lifeline support line 2 is provided with two parts which are arranged in parallel, and the distance between the two lifeline support lines 2 is 90 cm-120 cm. The tensioning device 3 is used for straightening the life bearing line 2 and adjusting the tension degree of the life bearing line 2, the end portions of the life bearing line 2 are provided with the tensioning devices 3, the tensioning devices 3 are provided with four in total, a first connecting seat 5 is arranged between the first end fixing seat 1 and the two tensioning devices 3 at one end of the life bearing line 2, the first connecting seat 5 is connected with the first end fixing seat 1 in a hanging mode, and the two tensioning devices 3 can be detachably fixed on the first connecting seat 5. A buffer device 4 and a second connecting seat 15 are arranged between the tensioning device 3 and the second end fixing seat 16 at the other end of the life bearing line 2, the buffer device 4 is used for absorbing kinetic energy from the life bearing line when falling, the buffer device 4 is connected with the second end fixing seat 16 in a hanging mode, the second connecting seat 15 is in transmission connection with the buffer device 4, and the life bearing line 2 and the second connecting seat 15 can be detachably and fixedly connected.

The whole lifeline system is fixed to the installation position on the building through the first end fixing seat 1 and the second end fixing seat 16. The first sliding block 6 slides on one life bearing line 2, the second sliding block 14 slides on the other life bearing line 2, and different operators slide on the two life bearing lines 2 through the first sliding block 6 and the second sliding block 14 respectively, so that cross passing is realized in the operation process.

In this embodiment, the first end fixing seat 1 and the second end fixing seat 16 have the same shape and structure, the first connecting seat 5 and the second connecting seat 15 have the same shape and structure, and the first slider 6 and the second slider 14 have the same shape and structure.

As shown in fig. 2, specifically, a movable gap 01 is formed on the first end fixing seat 1, a first mounting hole 02 and a second mounting hole 03 which are parallel to each other are formed in the first end fixing seat 1 in a penetrating manner, the first mounting hole 02 and the second mounting hole 03 are both communicated with the movable gap 01, and an axis of the first mounting hole 02 is higher than an axis of the second mounting hole 03 in the vertical direction. Through setting up spacing ring demountable installation there is first fixed pin 8 in first mounting hole 02 or the second mounting hole 03, the side that first mounting hole 02 was kept away from to first tip fixing base 1 establishes to first plane 04 and first plane 04 is the smooth surface setting, sets up the first installation screw 05 of being convenient for carry out bolted connection with the building on the first plane 04, and first tip fixing base 1 or second tip fixing base 16 all can be installed in the building through first installation screw 05.

As shown in fig. 2, the first connecting base 5 includes a connecting bottom plate 51 and two connecting side plates 52, the two connecting side plates 52 are disposed in parallel and fixed on the same side of the connecting bottom plate 51, two connecting holes 53 are formed in the connecting bottom plate 51, and the tensioning device 3 is connected to the first connecting base 5 through the connecting holes 53. In this embodiment, the tensioning device 3 may adopt a rope clip fixing device commonly used in the prior art, and details of the tensioning device 3 are not described in detail in this embodiment. Overspeed device tensioner 3 is used for flare-up life bears weight of line 2 and adjustment life bears weight of line 2's rate of tension, overspeed device tensioner 3 is including fixed dustcoat, press from both sides tight inner cover, nut and connecting screw 31, connecting screw 31 sets up the logical groove of coaxial setting, press from both sides tight inner cover and be in fixed dustcoat inside and with fixed dustcoat activity joint, life bears weight of 2's end and passes the logical groove that presss from both sides tight inner cover and stretch into connecting screw 31, connecting screw 31 with fixed dustcoat threaded connection and connecting screw 31 promote to press from both sides tight inner cover in stretching into fixed dustcoat, make and press from both sides tight inner cover and fixed joint of fixed dustcoat, press from both sides tight wire rope of tight inner cover simultaneously, will fix dustcoat locking through the nut, realize life bears the terminal fixed of weight.

Both ends of the life bearing line 2 are provided with the tensioning devices 3, when the life bearing line 2 is found to be loose, any one end of the life bearing line 2 can be visually perceived and can be rapidly adjusted without being fixed to one end of the life bearing line 2 for adjustment, so that the maintenance time is saved, the potential safety hazard caused by moving the loosened life bearing line 2 by maintenance personnel is effectively reduced, and the life bearing line system is particularly obvious in a life line system with long length.

With reference to fig. 2 and 3, the connecting screw 31 of the tensioning device 3 is inserted into the connecting hole 53, the mounting structure 9 is disposed between the connecting screw 31 and the first connecting seat 5, the mounting structure 9 includes a cushion block 91 threaded on the connecting screw 31 and a tightening nut 92 for tightening the cushion block 91, and the tightening nut 92 is screwed until the cushion block 91 is tightened against the connecting base plate 51, so that the tensioning device 3 is fixed on the connecting base plate 51.

As shown in fig. 8, the cushion block 91 is provided with a tension indicating structure, the tension indicating structure includes an indicating spring 18 which is located between the cushion block 91 and the life load bearing line 2 and is coaxially arranged with the cushion block 91, one end of the indicating spring 18 is exposed out of the cushion block 91, and the end of the indicating spring 18 exposed out of the cushion block 91 is arranged close to the connecting side plate 52, and the tension degree of the life load bearing line 2 can be visually reflected by observing the length of the indicating spring 18 exposed out of the cushion block 91 in the process of fastening the cushion block 91.

As shown in fig. 2, two movable gaps 54 are formed in the connecting side plate 52 in a mirror image arrangement, the movable gaps 54 are in a quarter of a circle shape, and the movable gaps 54 located on the same side form an installation space for an operator to install the tensioning device 3, so that the operator can movably connect the screw 31 and screw the tightening nut 92 in the installation space.

In actual installation, the first fixing pin 8 is selected to be arranged in the first installation hole 02 or the second installation hole 03 according to the positions of the two first end fixing seats 1 and the second end fixing seats 16 in the building, so that the height difference between the two installation positions is balanced. In this embodiment, both first fixing pins 8 are in the first mounting hole 02. Can dismantle through the spacing ring jointly on two connection curb plates 52 and be connected with the spacer pin, the tip that first connecting seat 5 had the spacer pin stretches into in clearance 01 and the cross butt of first fixed pin 8, and first fixed pin 8 blocks the spacer pin and breaks away from clearance 01, realizes being connected of first end fixing base 1 and first connecting seat 5.

The tension device 3 at the other end of the life support line 2 is arranged as described above and fixedly connected with the connecting hole 53 on the second connecting seat 15 through the mounting structure 9.

The buffering device 4 is a buffering device 4 commonly used in the prior art, and the buffering device 4 is not described in detail in this embodiment. Buffer 4 includes the support sleeve, the tractive section, the pole that slides, buffer unit and spacing post, the pole that slides sets up to the bolt, the tip that the pole that slides does not have the head slides in a diapire of support sleeve and wears to locate the support sleeve, and this tip and spacing post fixed connection of pole that slides, the pole other end that slides extends support sleeve and tractive section fixed connection, buffer unit is for having elastic material and making, for example, elastic polyurethane, buffer unit slides and wears to establish on the pole that slides, make buffer unit respectively with stop nut and support sleeve's inner wall butt. The traction section is detachably and fixedly connected with the second connecting seat 15 through the matching of the limiting pin and the limiting ring, the other end of the supporting sleeve is also in cross hanging connection with the first fixing pin 8 in the second end fixing seat 16 through the matching of the limiting pin and the limiting ring, the first fixing pin 8 blocks the limiting pin from being separated from the movable gap 01, and the second end fixing seat 16 is connected with the buffer device 4.

As shown in fig. 2, in this embodiment, the first end fixing seat 1 is provided with a second fixing pin 10, and the second fixing pin 10 is detachably installed in the second installation hole 03, so that the first fixing pin 8 and the second fixing pin 10 are both provided on the first end fixing seat 1 and the second end fixing seat 16, when an operator moves to the end of the life supporting line 2, the operator can hang the rope on the body on the second fixing pin 10 on the premise of grasping a fixing point on a building, thereby expanding the operation range.

As shown in fig. 4, in this embodiment, the supporting seat 7 is used to increase the supporting force of the two life support lines 2. The supporting seat 7 comprises a supporting base plate 71, an installation frame 72 and two sliding sleeves 73 which are arranged in parallel, the side surface of the installation frame 72 is fixedly connected with the supporting base plate 71 through bolts, the side surface of the installation frame 72, which is far away from the supporting base plate 71, is provided with a second installation screw hole 74, the supporting seat 7 is installed on a building through the second installation screw hole 74, the inner diameter of each sliding sleeve 73 is matched with the diameter of each life bearing line 2 to form a through hole, the sliding sleeves 73 are respectively positioned at two sides of the supporting base plate 71 and are fixedly connected with the supporting base plate 71, the life bearing lines 2 are respectively arranged in the through holes in a penetrating manner, the possibility that the life bearing lines 2 sag under the self gravity is reduced, the outer walls at two ends of each sliding sleeve 73 are provided with guide inclined planes which are convenient for the first sliding block 6 and the second sliding block 14 to pass through, the guide inclined planes are arranged to reduce, the barrier-free passing of the first slide block 6 and the second slide block 14 is realized.

Combine fig. 5 and fig. 6, first slider 6 includes mount 61, guide wheel 62 and rotating turret 63, and rotating turret 63 is articulated with mount 61 through setting up the pivot, and guide wheel 62 rotates with mount 61 to be connected, and guide wheel 62 is provided with two, is the plane in the middle of the wheel face of guide wheel 62, and both ends are cambered surface transitional coupling with guide wheel 62, and the life bearing line 2 of being convenient for slides smoothly. The rotating frame 63 is close to the rotating shaft to form a blocking block 64, a limiting space 11 is formed among the blocking block 64, the fixing frame 61 and the guide wheel 62, a passing channel 17 is formed by the end portion of the fixing frame 61 close to the blocking block 64 and the blocking block 64, the gap distance of the passing channel 17 is smaller than the diameter of the life bearing line 2, the gap distance of the passing channel 17 is larger than the thicknesses of the supporting base plate 71 and the steering base plate 131, the gap distance of two ends of the passing channel 17 is larger than the gap distance of the middle of the passing channel 17, the passing channel 17 is arranged to achieve the purpose that the life bearing line 2 cannot be separated from the first sliding block 6 or the second sliding block 14, and the first sliding block 6 and the second sliding block 14 can smoothly pass through the supporting base 7 and the steering.

An anti-rotation mechanism is arranged between the rotating frame 63 and the fixed frame 61. Specifically, a passing clamp groove 631 penetrates through the rotating frame 63, one end of the fixing frame 61, which is far away from the guide wheel 62, is located in the passing clamp groove 631, and the rotation preventing structure 12 includes a clamping hole 121 formed in the rotating frame 63 and the fixing frame 61, and a clamping hanging piece 122 hung in the clamping hole 121. The clamping hanging piece 122 can adopt a safety hook or other connecting equipment, so that the rotating frame 63 and the fixed frame 61 are difficult to rotate relatively, the blocking block 64 is realized to block the life bearing line 2 from the limiting space 11, the connection stability of the first sliding block 6, the second sliding block 14 and the life bearing line 2 is improved, and the safety of an operator is ensured.

When an operator normally uses the double-steel-cable horizontal lifeline, if the first sliding block 6 or the second sliding block 14 needs to be taken down, the following steps are carried out in a safe environment, and in the first step, connection equipment such as a safety hook connected to the first sliding block 6 or the second sliding block 14 is firstly taken down; in a second step, after rotating the turret 63, the first slide 6 or the second slide 14 can be removed from the life support line 2. The two-step operation is restricted, so that the first sliding block 6 or the second sliding block 14 can be effectively prevented from being accidentally separated from the life bearing line 2 due to misoperation of an operator in normal use, and the first sliding block 6 or the second sliding block 14 can be prevented from being taken down from the life bearing line 2 independently when the operator is in a dangerous environment.

In this embodiment, the first slider 6 and the second slider 14 are designed to be movable, and can be hung or taken down at any position of the life support line 2, so that the flexibility of operation is increased, and when a plurality of sets of horizontal life line systems coexist, the universality of the first slider 6 and the second slider 14 can reduce the investment cost of enterprises. The first slide block 6 and the second slide block 14 adopt a double-roller design, and the sliding is replaced by rolling, so that the movement on the life bearing line 2 is smoother.

As shown in fig. 7, a steering seat 13 for realizing different steering angles is arranged between two life load bearing lines 2, the steering seat 13 includes a steering bottom plate 131, a mounting sleeve 132, a first steering elbow 133 and a second steering elbow 134, the mounting sleeve 132 is fixed on the steering bottom plate 131, the steering seat 13 is mounted on the building through the mounting sleeve 132, the first steering elbow 133 and the second steering elbow 134 are respectively arranged at two sides of the steering bottom plate 131 and are concentrically arranged, the first steering elbow 133 and the second steering elbow 134 are both provided with a through groove adapted to the life load bearing line 2, the life load bearing line 2 is inserted into the through groove, because the first and second steering elbows 133 and 134 are bent, the life support line 2 is turned by about 90 degrees in this embodiment, in other embodiments, the first and second steering elbows 133, 134 can adjust the degree of curvature according to actual installation conditions.

In this embodiment, compared with the mainstream horizontal lifeline in the market, the lengths of the first end fixing seat 1, the second end fixing seat 16, the buffer device 4 and the tensioning device 3 are reduced as much as possible, so as to increase the installation length of the life support line 2 and improve the effective safety coverage of the horizontal lifeline of the double steel cables to the maximum extent.

The working process of the invention is as follows:

two operators are respectively positioned at two ends of the life bearing line 2, the two operators respectively slide on the two life bearing lines 2 through the first sliding block 6 and the second sliding block 14, and the two operators pass through the whole life bearing line system in a crossed manner, so that the operation is realized on a building.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.