CN210302088U - Self-locking device and soft protective equipment - Google Patents

Abstract

The application provides a self-locking device and soft protection equipment, and relates to the technical field of safety protection, wherein the self-locking device comprises an installation seat, a wedging component and a jacking component arranged on the first side of the installation seat, a positioning hole is formed in the installation seat, the wedging component is inserted into the positioning hole from the first side of the installation seat, the wedging component at least comprises a first wedge block and a second wedge block which can be clamped mutually, and a gap for a wire to pass through is reserved at the contact position of the first wedge block and the second wedge block; the jacking assembly is arranged on the first side of the mounting seat and comprises a fixing piece and a first elastic piece, one end of the first elastic piece is connected with the fixing piece, and the other end of the first elastic piece acts on the wedging assembly, so that the wedging assembly always has a tendency of moving towards the direction far away from the first side of the mounting seat; the self-locking device and the soft protective equipment have the advantages that the locking effect is good, the protection of the steel wire rope is facilitated, the steel wire rope is not damaged due to the fact that the steel wire rope is bent or the like, the steel wire rope binding of the existing protective net is changed on the structural beam, and the defect that the steel wire rope is damaged is easily caused.

Description

Self-locking device and soft protective equipment

Technical Field

The application relates to the technical field of safety protection, in particular to a self-locking device and soft protection equipment.

Background

In the high-rise building construction process, the unsettled operation of operation personnel is many, and the time that the personnel are in the middle of the risk is longer, in order to reduce the injury that the operation personnel received when falling, perhaps avoid the object that falls from the high altitude, the soft protection of nylon safety flat net is adopted often to prior art, ties nylon flat net with the rope and protects in the structural platform below.

Because the steel wire rope is arranged at the edge of the protective net, the end part of the steel wire rope is bound on the structural beam, and the situations of infirm binding and bending of the steel wire rope are easy to occur.

SUMMERY OF THE UTILITY MODEL

In view of this, the application provides a self-lock device and soft protective equipment, and the purpose is that the shortcoming of binding insecure and the easy damage of wire rope that brings because of directly binding on the structure roof beam of the wire rope of current protection network is changed.

In a first aspect, the present application provides a self-locking device comprising:

the mounting seat is provided with a positioning hole;

the wedging component is inserted into the positioning hole from the first side of the mounting seat and at least comprises a first wedge block and a second wedge block which can be clamped mutually, and a gap is reserved at the contact position of the first wedge block and the second wedge block and used for a wire rope to pass through;

the jacking assembly is arranged on the first side of the mounting seat; the jacking assembly comprises a fixing piece and a first elastic piece, one end of the first elastic piece is connected with the fixing piece, and the other end of the first elastic piece acts on the wedging assembly, so that the wedging assembly always has a tendency of moving towards the direction far away from the first side of the mounting seat.

Preferably, the rope winding device further comprises a winding component, wherein the winding component is arranged on the first side of the mounting seat and is used for winding the rope;

the winding assembly comprises a supporting piece, a winding drum, a driving assembly and a limiting assembly; the supporting piece is fixedly connected with the mounting seat and used for supporting the bobbin, and the bobbin can rotate relative to the supporting piece;

a driving assembly is arranged at the first end of the winding drum and is used for driving the winding drum to rotate towards a first direction; the limiting assembly is used for limiting the winding reel to rotate in the direction opposite to the first direction.

Preferably, the limiting assembly comprises a ratchet wheel and a pawl which are matched with each other; the ratchet wheel is installed on the second end of the winding drum, the pawl is installed on the supporting piece through a return spring, and the other end of the pawl is matched with the ratchet wheel.

Preferably, the tightening assembly further comprises a plurality of positioning columns, and the positioning columns correspond to the wedge blocks of the wedging assembly one to one; one end of the positioning column is connected with the wedge block, and the other end of the positioning column penetrates through the first elastic piece to prevent the first elastic piece from falling off.

Preferably, a convex strip with an arc-shaped surface is arranged on the first wedge block, a groove is arranged on the second wedge block, the shape of the convex strip is matched with that of the groove, and a gap for the thread rope to pass through is reserved at the position where the convex strip is connected with the groove.

In a second aspect, the application provides soft protection equipment, which comprises a protection net, a plurality of hollow columns and the self-locking device, wherein the self-locking device is arranged at the end part of at least one hollow column;

the rope body of the rope bears the protective net, and the end part of each rope is connected with the hollow column or penetrates through the hollow column to be connected with the self-locking device.

Preferably, the rope winding device further comprises a guide wheel, the guide wheel is arranged in the hollow column through a pin shaft, and the rope is wound on the guide wheel.

Preferably, the rope is located at a position between the hollow column and the protective net and is broken, and free ends of the two sections of ropes are connected with two ends of the buffer spring respectively.

Preferably, the hollow column further comprises a plurality of suspension devices, wherein the suspension devices are respectively arranged on the hollow columns;

the suspension device comprises a connecting piece and a clamping piece; the connecting piece is fixedly connected with the hollow column and is connected with the clamping piece; and a clamping space with adjustable gap is formed between the clamping piece and the connecting piece, and is used for hoisting the soft protection equipment on a building.

Preferably, the suspension device further comprises a fastening assembly, wherein the fastening assembly comprises a connecting rod, and an adjusting piece and a tightening piece which are sleeved on the connecting rod; the connecting rod penetrates through the clamping piece to be hinged with the connecting piece, and the clamping piece is hinged with the connecting piece; the adjusting piece is arranged on one side of the clamping piece, which is far away from the connecting piece, and is used for adjusting the gap between the clamping piece and the connecting piece; and a second elastic member is arranged between the adjusting member and the tightening member, and the tightening member presses the second elastic member on the adjusting member.

The application provides a self-locking device and soft protection equipment, wherein the self-locking device comprises an installation base, a wedging component and a jacking component arranged on the first side of the installation base, a positioning hole is formed in the installation base, the wedging component is inserted into the positioning hole from the first side of the installation base, the wedging component at least comprises a first wedge block and a second wedge block which can be clamped mutually, a gap for a cord to pass through is reserved at the contact position of the first wedge block and the second wedge block, when the cord passes through the gap, the cord drives the first wedge block and the second wedge block to be tensioned downwards under the condition of downward tension, and therefore the purpose of locking the cord is achieved; the jacking assembly is arranged on the first side of the mounting seat; the jacking assembly comprises a fixed piece and a first elastic piece, one end of the first elastic piece is connected with the fixed piece, and the other end of the first elastic piece acts on the wedging assembly, so that the wedging assembly always has a tendency of moving towards the direction far away from the first side of the mounting seat, and the wedging assembly is ensured to be always positioned in the positioning hole; the application provides a self-lock device and soft protective apparatus, locking is effectual, and this kind of locking mode is favorable to wire rope's protection, does not cause damage such as bending to die for wire rope, and the wire rope that has changed current protection network binds on the structure roof beam, causes the drawback of wire rope damage easily.

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural diagram illustrating a first self-locking device provided in an embodiment of the present application;

FIG. 2 illustrates a schematic view of a keying assembly mated with a mount provided by an embodiment of the present application;

FIG. 3 illustrates a schematic structural diagram of a wedging assembly provided by an embodiment of the present application;

FIG. 4 is a schematic diagram illustrating the structure of the parts of the wedging assembly provided by the embodiments of the present application;

fig. 5 is a schematic structural diagram illustrating a second self-locking device provided in an embodiment of the present application;

FIG. 6 illustrates a schematic structural diagram of a cinching assembly provided by embodiments of the present application;

FIG. 7 is a schematic structural diagram of a soft protection device provided by an embodiment of the present application;

fig. 8 shows a schematic structural diagram of a connection of a protection net of a soft protection device provided in an embodiment of the present application;

fig. 9 shows a schematic connection diagram of two adjacent protective nets provided by an embodiment of the present application;

fig. 10 is a schematic structural diagram of a male buckle provided in the embodiment of the present application;

fig. 11 is a schematic structural diagram of a female buckle provided in the embodiment of the present application;

FIG. 12 illustrates a schematic view of the installation of a guide wheel inside a hollow column provided by an embodiment of the present application;

FIG. 13 is a schematic structural diagram of a buffer spring provided in an embodiment of the present application;

fig. 14 is a first perspective structural view of a suspension device provided in an embodiment of the present application;

fig. 15 is a second perspective structural view of a suspension device provided in an embodiment of the present application.

Reference numerals: 1-self-locking device; 11-a mounting seat; 12-a keying assembly; 121-first wedge; 1211-ribs; 122-second wedge; 1221-grooves; 13-a jacking assembly; 131-a fixed mount; 132-a first elastic member; 133-a positioning post; 14-a tightener assembly; 141-a support; 142-a bobbin; 143-a drive assembly; 144-a stop assembly; 1441-ratchet; 1442-pawl; 1143-a return spring; 2-protective screening; 21-male and female hanging buckles; 211-male hanging buckle; 212-female hanging buckle; 3-hollow column; 31-a guide wheel; 4-a cord; 5-a buffer spring; 6-a suspension device; 61-a connector; 62-a clamping member; 63-a fastening assembly; 631-a connecting rod; 632-an adjustment member; 633-a tightening member; 634-a second resilient member; and 64-hinge spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in fig. 1 to 4, the present embodiment provides a first self-locking device 1, including:

the mounting base 11 is provided with a positioning hole, wherein the positioning hole is a long hole; the mounting seat 11 has a certain thickness, and the diameter of the positioning hole gradually decreases from the direction close to the first side of the mounting seat 11 to the direction far away from the first side of the mounting seat 11.

The wedging component 12 is inserted into the positioning hole from the first side of the mounting seat 11, the shapes of the wedging component 12 and the positioning hole are matched with each other, the caliber of the positioning hole is gradually reduced, and the wedging component 12 can be guaranteed to be clamped in the positioning hole.

The wedging assembly 12 comprises at least a first wedge 121 and a second wedge 122 which can be clamped with each other, and a gap is left between the contact positions of the first wedge 121 and the second wedge 122 for the wire to pass through;

it should be noted that the wedging assembly 12 includes at least a first wedge 121 and a second wedge 122, and may further include more wedges, such as three or four wedges, and a plurality of wedges may have a gap for the string to pass through and may squeeze and clamp the string. As shown in fig. 2 to 4, the present application only shows a drawing in which the wedging assembly 12 includes a first wedge 121 and a second wedge 122 that can be clamped to each other.

A convex strip 1211 with an arc-shaped surface is arranged on the first wedge block 121, a groove 1221 is arranged on the second wedge block 122, the shape of the convex strip 1211 is matched with that of the groove 1221, and a gap for a rope to pass through is reserved at the position where the convex strip 1211 is connected with the groove 1221. Through the arrangement of the arc-shaped convex strip 1211, the wire has a certain bending degree in the wedging component 12, so that the wire can be always kept in contact with the two wedges; the wedging component 12 is pressed by a spring and pushed downwards into the positioning hole, under the condition of downward pulling force, the rope drives the wedging component 12 to be tensioned downwards, and the first wedge block 121 and the second wedge block 122 mutually extrude and clamp the rope, so that the purpose of locking the rope is achieved.

The jacking assembly 13 is arranged on the first side of the mounting seat 11; the tightening assembly 13 comprises a fixing member and a first elastic member 132, the fixing member of the present application is a fixing frame 131, and the first elastic member 132 is a spring; the first elastic member 132 has one end connected to the fixing member and the other end acting on the wedging assembly 12 to always have a tendency to move the wedging assembly 12 in a direction away from the first side of the mounting seat 11, thereby always maintaining contact between the wedging assembly 12 and the wire and maintaining sufficient friction between the wedging assembly 12 and the wire.

The jacking assembly 13 further comprises a plurality of positioning columns 133, and the positioning columns 133 correspond to the wedge blocks of the wedging assembly 12 one by one; one end of the positioning post 133 is connected to the wedge, and the other end passes through the first elastic member 132 to prevent the first elastic member 132 from falling off.

In the embodiment of the present application, the first wedge 121 and the second wedge 122 are respectively provided with a positioning post 133, each positioning post 133 is sleeved with a spring, the fixing frame 131 is fixedly connected with the mounting base 11 through a screw, and forms a space, and the spring and the positioning post 133 are arranged in the space; furthermore, the positioning post 133 limits the spring from moving left and right, the fixing frame 131 limits the spring from moving up and down, and the spring generates pressure on the wedging assembly 12, so that the wedging assembly 12 always tends to move in a first side direction away from the mounting seat 11.

Example two:

as shown in fig. 2 to 6, the present embodiment provides a second self-locking device 1, which includes all the structural features of the first embodiment and the technical effects of the structural features of the first embodiment; besides, the rope winding device further comprises a winding component 14, wherein the winding component 14 is arranged on the first side of the mounting seat 11 and is used for winding the rope, and further, the length of the rope is determined according to actual conditions;

as shown in fig. 6, the tightener assembly 14 includes a support 141, a bobbin 142, a driving assembly 143, and a stopper assembly 144; the supporting member 141 is fixedly connected to the mounting base 11, and is configured to support the bobbin 142, and the bobbin 142 can rotate relative to the supporting member 141;

the support member 141 in this embodiment of the application is two support plates, the two support plates are respectively disposed on two sides of the mounting seat 11, and the contact place between each support plate and the mounting seat 11 is connected by screws, so that the bobbin 142 is erected between the two support plates, and the bobbin 142 can rotate relative to the support member 141.

A driving assembly 143 is disposed at a first end of the bobbin 142, and the driving assembly 143 is configured to drive the bobbin 142 to rotate in a first direction; wherein, the driving component 143 is a crank, so as to manually or automatically rotate the bobbin 142 to the first direction.

Adopt manual mode in this application embodiment, drive assembly 143 is the crank, and the crank includes handle and rocking arm, and the one end of rocking arm is inserted and is established the first end at bobbin 142 to it is fixed through the locating pin of pressing from both sides and establishing in the rocking arm both sides, the handle passes through the hinge mount at the other end of rocking arm, and perpendicular with the rocking arm.

The limiting assembly 144 is used for limiting the rotation of the bobbin 142 in the direction opposite to the first direction. The stop assembly 144 in the embodiment of the present application includes a ratchet 1441 and a pawl 1442 that cooperate with each other; a ratchet 1441 is installed on the second end of the bobbin 142, a pawl 1442 is installed on the supporter 141 by a return spring 1143, and the other end of the pawl 1442 is engaged with the ratchet 1441.

When the crank drives the bobbin 142 to rotate towards the first direction, the wire rope is wound on the bobbin 142, the ratchet 1441 at the second end also rotates towards the first direction, the pawl 1442 is bounced off every time when passing through one ratchet tooth, and then the return spring 1143 enables the pawl 1442 to return to the initial position; when the crank stops moving, the pawl 1442 catches on the ratchet 1441 to restrict the ratchet 1441 from rotating in the opposite direction to the first direction, thereby restricting the bobbin 142 from rotating in the opposite direction to the first direction.

The self-locking device 1 provided by the embodiment of the application comprises a mounting seat 11, a wedging component 12 and a jacking component 13, wherein a manual crank is adopted to tighten a wire rope, the wire rope is wedged by the wedging component 12, the wire rope penetrates out from a gap in the wedging component 12, and the stress direction faces to the minimum caliber of a positioning hole; the wedging assembly 12 is spring loaded and under the downward force of the spring, the wedging assembly 12 is pressed into the locating hole so that the distance between the bead 1211 and the groove 1221 is smaller, thereby locking the cord.

The bobbin 142 which can only rotate in one direction is adopted, so that on one hand, the installation and the length adjustment of the thread rope can be facilitated, and the thread rope can quickly pass through a gap between the wedging components 12; on the other hand, the ratchet-and-pawl structure can assist in locking the cord when the wedging assembly 12 is not fully effective.

The scheme that this embodiment provided, the installation rate is fast, and locking effect is good, and the protection of cotton rope is favorable to the locking mode of tapered wedge subassembly 12, does not cause damage such as dead bend for the cotton rope, has changed the cotton rope of current safety net and has binded on the structure roof beam, causes the drawback of damage easily.

Example three:

as shown in fig. 2 to 15, an embodiment of the present application provides a soft protection device, which includes a protection net 2, a plurality of hollow columns 3, and a self-locking device 1 in the first embodiment, where the self-locking device 1 is disposed at an end of at least one hollow column 3;

the rope body of the rope 4 bears the protective net 2, the end part of each rope 4 is connected with the hollow column 3, or penetrates through the hollow column 3 to be connected with the self-locking device 1;

it should be noted that the self-locking devices 1 are not required to be arranged on all the hollow columns 3, and the self-locking devices 1 may be arranged on all the hollow columns 3 or part of the hollow columns 3 according to the field conditions during construction. In the embodiment of the present application, the self-locking device 1 is disposed on only one hollow column 3 between two hollow columns 3 which are oppositely disposed, and each cord 4 passes through the hollow column 3 and is connected with the self-locking device 1.

The protective net 2 of the embodiment of the application is mainly woven by inserting stainless steel ropes. The meshes of the protective net 2 can be woven according to requirements, and the minimum mesh can reach the meshes with the side length of 20 mm. The mutual interlude between the net rope is worked out, mesh size unstable defect when effectual preventing to weave alternately, knots each other between the net rope when also having avoided current nylon safety net to work out, increases the drawback of net rope shearing force. After the protective net 2 is tensioned, under the condition that the protective net is not impacted by external force generally, the meshes are in a diamond shape, and under the condition that the protective net is impacted by the external force, the meshes expand into a square shape, so that the impact force is effectively relieved.

Except that only a single protective net 2 is hung and buckled on the cord 4 of the protective net 2 at the two ends of the protective area, two protective nets 2 are hung and buckled on the cord 4 at the middle part of the protective area at the left and right sides simultaneously, as shown in fig. 9; the threads 4 of the protective nets 2 are arranged in a male-female manner during fastening, and attention is paid to fastening male and female fasteners 21 on the same axis at the same point during fastening, wherein the male fastener 211 is shown in fig. 10, the female fastener 212 is shown in fig. 11, and the male fastener 211 and the female fastener 212 can be fastened together to connect two adjacent protective nets 2.

As shown in fig. 12, the rope guide device further comprises a guide wheel 31, wherein the guide wheel 31 is arranged in the hollow column 3 through a pin shaft, and the rope 4 is wound on the guide wheel 31.

The arrangement of the guide wheel 31 not only changes the connection direction and the movement direction of the wire rope 4, but also reduces the friction force of the wire rope 4 in the rolling process; the connecting position of the guide wheel 31 and the pin shaft is provided with a bush, so that the guide wheel 31 is kept in the middle of the pin shaft, and the overall stability is improved.

As shown in fig. 13, the protective net further comprises a buffer spring 5, the cord 4 is disconnected at a position between the hollow column 3 and the protective net 2, and the free ends of the two sections of cords 4 are respectively connected with two ends of the buffer spring 5.

The free end of the cord 4 adopts a special pressed cord end, so that the cord 4 can be quickly connected with the buffer spring 5, when the whole soft protection device generates impact load, the buffer spring 5 plays the roles of buffering and unloading, and the impact damage of impact force to the whole soft protection device, especially the damage to the cord 4, is effectively reduced; this application is effectual to have changed the drawback of the 4 nothing cushions of cotton ropes of current protection network 2, and wherein, cotton ropes 4 adopts wire rope, has increased the intensity of the limit rope of protection network 2, has also improved fire prevention level and corrosion resistance, has reached the fire prevention effect, has improved the outdoor life at normal atmospheric temperature of soft protective equipment.

Furthermore, due to the fact that the buffer spring 5 is installed, impact force of a heavy object on the whole soft protection device is effectively weakened, injury of personnel in high-altitude falling is relieved, the fixing mode that the thread ropes 4 of the existing protective net 2 are directly contacted with the edge face of the structure is changed, and an effective protection effect is achieved.

Preferably, a plurality of suspension devices 6 are further included, the suspension devices 6 being respectively arranged on each hollow column 3;

the suspension device 6 comprises a connecting piece 61 and a clamping piece 62; the connecting piece 61 is fixedly connected with the hollow column 3 and is connected with the clamping piece 62; a clamping space with adjustable clearance is formed between the clamping piece 62 and the connecting piece 61 and is used for hoisting the soft protection equipment on a building.

As shown in fig. 14 and 15, the suspension device 6 further includes a fastening assembly 63, the fastening assembly 63 includes a connecting rod 631, and an adjusting member 632 and a tightening member 633 which are sleeved on the connecting rod 631; connecting rod 631 passes through clamp 62 and is hinged to connecting piece 61, and clamp 62 is hinged to connecting piece 61; adjusting member 632 is disposed on a side of clamping member 62 away from connecting member 61, and is used for adjusting the gap between clamping member 62 and connecting member 61; a second elastic member 634 is disposed between the adjusting member 632 and the tightening member 633, and the tightening member 633 presses the second elastic member 634 against the adjusting member 632; the second elastic member 634 is a spring.

Furthermore, the connecting rod 631 passes through the clamping member 62 to be hinged to the connecting member 61, the hinge is matched with the bushing, the connecting rod 631 is sleeved on the bushing, the hinge is arranged in the bushing, and the hinge is fixedly connected with the connecting member 61, so that the connecting rod 631 can rotate around the hinge; clamp 62 is disposed on connecting rod 631, and connecting rod 631 is hinged to connecting member 61, and clamp 62 is hinged to connecting member 61.

In addition, a hinge and a hinge spring 64 are provided on the connecting member 61, the hinge spring 64 is provided on the connecting member 61 through the hinge, and the connecting rod 631 and the hollow column 3 may form a right angle by the hinge spring 64.

It should be noted that the suspension device 6 can hoist the soft protection device on the building, and the hoisting mode can be a clamping space with an adjustable gap formed between the clamping member 62 and the connecting member 61; the clamping member 62 itself may be used to form a clamping space with adjustable gap, which will not be described in detail herein.

Lifting connecting rod 631, under the effect of hinge spring 64, connecting rod 631 and hollow post 3 form the right angle, adjust adjusting part 632 and clamping part 62 on connecting rod 631, make the interval between clamping part 62 and connecting part 61 be greater than the horizontal width of structural beam E board, transversely overlap clamping part 62 and connecting part 61 and hang on the lower E board of structural beam, tighten adjusting part 632, make clamping part 62 press from both sides tight structural beam lower E board, and tighten spiral piece 633 on connecting rod 631, under the effect of second elastic component 634, prevent clamping part 62 from rotating and leading to its pine.

In practical application, when the suspension device 6 is installed, one suspension device is installed at intervals of 3 meters from the end heads of the longitudinal beams on two sides of the structure, when the suspension device is installed, the common suspension device and the suspension device 6 in the embodiment of the application are installed at intervals, and when the suspension device is installed subsequently, buffer springs 5 are conveniently formed on opposite angles, so that the buffer effect is enhanced.

The suspension device 6 is a special rigid support, so that the direct contact between the protective net 2 of the existing soft protection equipment and a steel structure is changed, and the protection effect is effectively realized; the scaffold fastener and the rod piece are combined and installed for the existing hard protection technology, the scaffold fastener and the rod piece are fast, convenient and fast to install, tools are not needed, the relative safety is high, and the interference to construction operation is effectively avoided.

The cord 4, the wedging subassembly 12, the tight subassembly 13 of top and buffer spring 5 isotructure select for use the stainless steel material preparation to and linkage 6 selects for use the galvanized material preparation, and the product has stronger corrosion resistance, and fire behavior is high, has improved the intensity of product, and the impact resistance is strong, long service life under natural condition.

The installation process of the soft protection equipment is as follows:

(1) lifting the connecting rod 631, under the action of the hinge spring 64, enabling the connecting rod 631 to form a right angle with the hollow column 3, adjusting the adjusting piece 632 and the clamping piece 62 on the connecting rod 631 to enable the distance between the clamping piece 62 and the connecting piece 61 to be larger than the transverse width of the structural beam E plate, transversely sleeving the clamping piece 62 and the connecting piece 61 on the lower E plate of the structural beam, screwing the adjusting piece 632 to enable the clamping piece 62 to clamp the structural beam lower E plate, and screwing the screwing piece 633 on the connecting rod 631;

(2) after the suspension device 6 is installed, the free end of the wire rope 4 penetrates downwards from a hole on a fixing frame 131 of the self-locking device 1, penetrates through a gap between the wedging components 12, enters the hollow column 3, penetrates through a guide wheel 31 at the lower end of the hollow column 3, and is connected with the free end of the steel wire rope and the buffer spring 5;

(3) except that a single protective net 2 is hung and buckled on the cotton ropes 4 of the protective nets 2 at the two ends of the protective area, two protective nets 2 are hung and buckled on the cotton ropes 4 in the middle of the protective area at the left and right sides simultaneously, the cotton ropes 4 of the protective nets 2 are arranged in a male-female mode during hanging and buckling, and the male-female hanging and buckling of the same axis are required to be buckled on the same point during hanging and buckling;

(4) the design of the cord 4 leaves a certain length margin, the cord 4 can droop a certain deflection, the protective net 2 is convenient to install, after the protective net 2 is installed, the other end of the cord 4 is wound on the winding drum 142 of the winding assembly 14, and the crank is rotated to pull up and tension the cord 4; after tensioning, a screwdriver is used for rotating the positioning column 133 of the locking assembly, and the wedging assembly 12 is pushed into the positioning hole of the mounting seat 11, so that the final locking of the whole soft protection device is completed.

In conclusion, the embodiment of the application improves the defect of insufficient material strength of the soft protection equipment; the defect that soft protection equipment is not fireproof is overcome; the equipment has stronger corrosion resistance; the defect that small tools and materials are difficult to intercept due to large meshes of the existing soft protective net 2 is overcome, and the soft protective net is convenient to fold, transport and store due to the adoption of the flexible net; the service life is prolonged, and the use cost is reduced; the device is provided with a buffer device, so that the impact damage of the impact force to the whole soft protection device, especially the damage to the wire rope 4, is effectively reduced; each part of the equipment can be disassembled and assembled without tools, the installation speed is high, the personnel cost is low, the time of high-altitude operation is short, and the relative risk is low.

Since the self-locking device 1 has the technical effects, the soft protection equipment with the self-locking device 1 also has the same technical effects, and the details are not repeated herein.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present application, and are used for illustrating the technical solutions of the present application, but not limiting the same, and the scope of the present application is not limited thereto, and although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope disclosed in the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the exemplary embodiments of the present application, and are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A self-locking device, comprising:

the mounting seat is provided with a positioning hole;

the wedging component is inserted into the positioning hole from the first side of the mounting seat and at least comprises a first wedge block and a second wedge block which can be clamped mutually, and a gap is reserved at the contact position of the first wedge block and the second wedge block and used for a wire rope to pass through; the jacking assembly is arranged on the first side of the mounting seat; the jacking assembly comprises a fixing piece and a first elastic piece, one end of the first elastic piece is connected with the fixing piece, and the other end of the first elastic piece acts on the wedging assembly, so that the wedging assembly always has a tendency of moving towards the direction far away from the first side of the mounting seat.

2. The self-locking device of claim 1, further comprising a cinching assembly disposed on a first side of the mount for cinching the cord;

the winding assembly comprises a supporting piece, a winding drum, a driving assembly and a limiting assembly; the supporting piece is fixedly connected with the mounting seat and used for supporting the bobbin, and the bobbin can rotate relative to the supporting piece;

a driving assembly is arranged at the first end of the winding drum and is used for driving the winding drum to rotate towards a first direction; the limiting assembly is used for limiting the winding reel to rotate in the direction opposite to the first direction.

3. The self-locking device of claim 2, wherein the stop assembly comprises a ratchet and a pawl that cooperate with each other; the ratchet wheel is installed on the second end of the winding drum, the pawl is installed on the supporting piece through a return spring, and the other end of the pawl is matched with the ratchet wheel.

4. The self-locking device of claim 1, wherein the tightening assembly further comprises a plurality of positioning posts, and the positioning posts correspond to the wedges of the tightening assembly one to one; one end of the positioning column is connected with the wedge block, and the other end of the positioning column penetrates through the first elastic piece to prevent the first elastic piece from falling off.

5. The self-locking device of claim 1, wherein the first wedge has a rib with an arcuate surface, the second wedge has a groove, the rib is shaped to fit the groove, and a space is provided for the string to pass through at a position where the rib is connected to the groove.

6. A soft protection device is characterized by comprising a protective net, a plurality of hollow columns and a self-locking device according to any one of claims 1-5, wherein the self-locking device is arranged at the end part of at least one hollow column;

the rope body of the rope bears the protective net, and the end part of each rope is connected with the hollow column or penetrates through the hollow column to be connected with the self-locking device.

7. The soft safety equipment of claim 6, further comprising a guide wheel, wherein the guide wheel is arranged in the hollow column through a pin shaft, and the wire rope is wound around the guide wheel.

8. The soft protection device of claim 6, further comprising a buffer spring, wherein the cord is disconnected at a position between the hollow column and the protection net, and free ends of two sections of the cord are respectively connected with two ends of the buffer spring.

9. The soft safety apparatus of claim 7 or 8, further comprising a plurality of suspension devices respectively disposed on each of the hollow columns;

the suspension device comprises a connecting piece and a clamping piece; the connecting piece is fixedly connected with the hollow column and is connected with the clamping piece; and a clamping space with adjustable gap is formed between the clamping piece and the connecting piece, and is used for hoisting the soft protection equipment on a building.

10. The soft safety apparatus of claim 9, wherein the suspension device further comprises a fastening assembly comprising a connecting rod, and an adjustment member and a tightening member sleeved on the connecting rod;

the connecting rod penetrates through the clamping piece to be hinged with the connecting piece, and the clamping piece is hinged with the connecting piece;

the adjusting piece is arranged on one side of the clamping piece, which is far away from the connecting piece, and is used for adjusting the gap between the clamping piece and the connecting piece;

and a second elastic member is arranged between the adjusting member and the tightening member, and the tightening member presses the second elastic member on the adjusting member.

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