Distance slip safety fastener
Technical field
This utility model relates to a kind of safety protective tools, particularly to a kind of distance slip safety fastener.
Background technology
Go sightseeing in the industries such as the power transmission and transformation of work high above the ground industry such as power system, telecommunication, chemical industry and the construction of building field middle-high building, maintenance, maintenance and outdoor overhead and all relate to ascend a height operation; therefore the related governmental departments of China has its security regulations of promulgation, it is desirable to operation of ascending a height is not all right loses seat belt protection;At present, in order to prevent people from falling from high altitude, the most frequently used anti-fall apparatus is seat belt;Seat belt is typically connected on railing or the safety guard of fence type; owing to railing intercepts; distance can not be realized slide; need at interval of a segment distance from newly disassembling and install seat belt to implement protection; greatly reduce the flexibility ratio that seat belt uses; thus limiting the range of activity of workman and visitor, use extremely inconvenience.
It is therefore desirable to a kind of distance slip safety fastener, it is possible to drive safety belt to do the slip of distance, improve the flexibility ratio that seat belt uses, expand the range of activity of workman and visitor.
Utility model content
In view of this, the purpose of this utility model is in that to provide a kind of distance slip safety fastener, it is possible to drives safety belt to do the slip of distance, improves the flexibility ratio that seat belt uses, expands the range of activity of workman and visitor.
Distance slip safety fastener of the present utility model, including being located at architectural guide rail and being connected to guide rail and can relative to the safety of the accessible slip of guide rail, described safety are provided with the chute for being set in outside guide rail and for installing the seat belt installing hole of seat belt.
Further, described guide rail is provided with the connecting plate for being connected with building, and described safety are provided with mean for the plate seam of connecting plate traverse, and described plate seam connects with chute.
Further, described safety include upper shell and are removably attached to the lower house of upper shell;Described upper shell is arranged in the way of oral area is relative with lower house, and described chute and plate seam are each provided between two housings.
Further, described upper shell and stretch out respectively with the relative side of plate seam on lower house formation upper plate and lower plate;Described safety also include the connection assembly for upper plate and lower plate being linked together.
Further, described seat belt installing hole is located at the outer end of upper plate or lower plate.
Further, described connection assembly includes the first latch, the second latch and lockset;The quantity of described first latch is two or more;Described upper plate and lower plate are provided with the connecting hole for supplying the first latch traverse of correspondence;The end of described first latch is provided with for the first pin-and-hole for the second latch traverse, and the end of described second latch is provided with the second pin-and-hole for the latch hook traverse for lockset.
Further, described safety also include pulley assembly;Described pulley assembly include being located in upper shell and with the pulley of guide rail routing motion and wheel shaft, described wheel shaft is positioned in the axis hole of upper enclosure inner wall through centre bore and the two ends of pulley.
Further, the aperture of described axis hole is more than the diameter of axle of wheel shaft;The inwall of described upper shell is provided with the adjustment hole communicated with axis hole, is provided with the elastic component for wheel shaft applies downward pressure in described adjustment hole.
Further, described elastic component is stage clip;It is provided with push rod between described elastic component and wheel shaft, between described push rod and wheel shaft, there is smooth contact surface.
Further, described safety also include being connected to upper shell and being positioned at the brake component above guide rail, and described guide rail contacts with brake component in the process that propelling sheave moves upward and realizes braking gradually.
The beneficial effects of the utility model: distance slip safety fastener of the present utility model includes guide rail and safety, wherein, guide rail is arranged on architectural and provides mobile route, and safety then connect guide rail and seat belt and can do accessible slip along guide rail;When staff needs to use of seat belts, first guide rail is carried out safety inspection, then safety are installed on guide rail, finally seat belt is tied up to seat belt installing hole place;Staff architectural mobile time, drive danger device to move relative to guide rail such that it is able to drive safety belt to do the slip of distance, improve the flexibility ratio that seat belt uses, expand the range of activity of workman and visitor.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is use state diagram of the present utility model.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, Fig. 2 is use state diagram of the present utility model, as shown in the figure: the distance slip safety fastener of the present embodiment, including being located at architectural guide rail 1 and being connected to guide rail 1 and can relative to the safety of the accessible slip of guide rail 1, described safety are provided with the chute 2 for being set in outside guide rail 1 and for installing the seat belt installing hole 3 of seat belt;Guide rail 1 is arranged on architectural and provides mobile route, and safety then connect guide rail 1 and seat belt and can do accessible slip along guide rail 1;The building of the present embodiment can be yet to be built make high building, for go sightseeing overpass etc., guide rail 1 may connect on existing railing;" accessible slip " refer to safety in the process moved along guide rail 1 without again removing and installing, namely will not be subject to the stop of other structures on guide rail 1, it is possible to continuous moving;Chute 2 is adaptive with guide rail 1, and in moving process, chute 2 is enclosed within outside guide rail 1 all the time to ensure the accurate of mobile route;The preferred rounded link shape of seat belt installing hole 3;When staff needs to use of seat belts, first guide rail 1 is carried out safety inspection, then safety are installed on guide rail 1, finally seat belt is tied up to seat belt installing hole 3 place;Staff architectural mobile time, drive danger device to move relative to guide rail 1 such that it is able to drive safety belt to do the slip of distance, improve the flexibility ratio that seat belt uses, expand the range of activity of workman.
In the present embodiment, described guide rail 1 is provided with the connecting plate 11 for being connected with building, and described safety are provided with mean for the plate seam 4 of connecting plate 11 traverse, and described plate seam 4 connects with chute 2;Connecting plate 11 can railing on connecting building, or be directly connected to building wall;As it can be seen, connecting plate 11 can be perpendicular to guide rail 1 and be positioned at the middle part of guide rail 1;Plate seam 4 and connecting plate 11 form-fit, the gap of plate seam 4 is more than the width of connecting plate 11;Connecting plate 11 is connected with the guide rail 1 in chute 2 after plate seam 4;Connecting plate 11 is easy to guide rail 1 and is fixed on architectural, in the process that safety move along guide rail 1, owing to connecting plate 11 stitches traverse in 4 at plate all the time such that it is able to realize the accessible slip of safety, simple in construction, practicality.
In the present embodiment, described safety include upper shell 51 and are removably attached to the lower house 52 of upper shell 51;Described upper shell 51 is arranged in the way of oral area is relative with lower house 52, and described chute 2 and plate seam 4 are each provided between two housings;Safety are divided into upper shell 51 and lower house 52, it is simple to processing and manufacturing, also allow for the accurate assembling of user.
In the present embodiment, the side that described upper shell 51 is relative with stitching 4 on lower house 52 with plate stretches out respectively and forms upper plate 61 and lower plate 62;Described safety also include the connection assembly for upper plate 61 and lower plate 62 being linked together;As it is shown in figure 1, plate seam 4 is located at the left side of two housings, upper plate 61 and lower plate 62 are then respectively arranged on right side;Upper plate 61 is one-body molded with upper shell 51, and lower plate 62 is one-body molded with lower house 52, it is simple to processing and manufacturing, improves the structural strength of safety simultaneously, improves the safety used;Described seat belt installing hole 3 may be provided in upper plate 61 or the outer end of lower plate 62, and outer end is namely from guide rail 1 one end farther out.
In the present embodiment, described connection assembly includes the first latch the 71, second latch 72 and lockset 73;The quantity of described first latch 71 is two or more and be arranged in parallel;Described upper plate 61 and lower plate 62 are provided with the connecting hole for supplying the first latch 71 traverse of correspondence;The end of described first latch 71 is provided with for the first pin-and-hole for the second latch 72 traverse, and the end of described second latch 72 is provided with the second pin-and-hole for the latch hook traverse for lockset 73;Multiple first latch 71 is set, advantageously ensures that upper plate 61 is connected with lower plate 62 firm;First latch the 71, second latch 72 is all " T " shape, and its top has position-limiting action, it is prevented that first latch the 71, second latch 72 departs from from hole and misplaces;Lockset 73 is the existing pad lock structure coordinated with key, it is necessary to can open under the process of key management person, to avoid the randomness unblanked.
In the present embodiment, described safety also include pulley assembly;Described pulley assembly include being located in upper shell 51 and with the pulley 81 of guide rail 1 routing motion and wheel shaft 82, described wheel shaft 82 is positioned in the axis hole 81a of upper shell 51 inwall through centre bore and the two ends of pulley 81;Pulley 81 is arranged in chute 2, makes safety device be able to along guide rail 1 smooth sliding.
In the present embodiment, the aperture of described axis hole 51a is more than the diameter of axle of wheel shaft 82;The inwall of described upper shell 51 is provided with the adjustment hole 51b communicated with axis hole 51a, is provided with the elastic component 91 for wheel shaft 82 applies downward pressure in described adjustment hole 51b;Adjustment hole 51b radially can communicate with axis hole 51a;Axis hole 51a aperture can be 1.5-2.0 times of wheel shaft 82 diameter of axle so that wheel shaft 82 can move radially in axis hole 51a;Can there is elastic deformation in elastic component 91, thus limiting wheel shaft 82 moving radially in axis hole 51a in adjustment hole 51b;Now, the gap of plate seam 4 is alternatively 1.5-2.0 times of connecting plate 11 width, and connecting plate 11 has the space of movement so that guide rail 1 moves up and down, in chute 2, the deformation that can resist elastic component 91 with movable pulley 81, can improve the flexibility ratio that user moves.
In the present embodiment, described elastic component 91 is preferably stage clip;It is provided with push rod 92 between described elastic component 91 and wheel shaft 82, between described push rod 92 and wheel shaft 82, there is smooth contact surface;Push rod 92 avoids elastic component 91 and contacts with the direct of wheel shaft 82, and the smooth-going to realize pulley 81 is slided;And the contact surface between push rod 92 and wheel shaft 82 is smooth contact surface, advantageously reduce mutual frictional resistance.
In the present embodiment, described safety also include being connected to upper shell 51 and being positioned at the brake component 93 above guide rail 1, and described guide rail 1 contacts with brake component 93 in the process that propelling sheave 81 moves upward and realizes braking gradually;Brake component 93 can be rubber blanket or other big friction material, as long as frictional force can be increased produce braking effect;Brake component 93 may be provided in the oral area outer of upper shell 51;This structure makes this safety fastener have the function of gravity braking, and when user has and falls danger, safety move downward to a certain extent, and guide rail 1 contacts with brake component 93 and brakes gradually, improves the safety used.
What finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although this utility model being described in detail with reference to preferred embodiment, it will be understood by those within the art that, the technical solution of the utility model can be modified or equivalent replacement, without deviating from objective and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.