CN219281335U - Elevator shaft mouth and face limit entrance to a cave safety protection fence - Google Patents

Abstract

The utility model relates to an elevator shaft mouth and edge hole safety guard rail, which belongs to the technical field of building construction and comprises a guard rail body, wherein the guard rail body is movably connected with a shear wall through a movable connecting piece, the guard rail body comprises a plurality of guard rail units which are detachably connected, each guard rail unit comprises an upper connecting plate, a reinforcing plate and a foot kickplate which are sequentially arranged at intervals in parallel from top to bottom, the guard rail unit further comprises a plurality of guard pipes, the upper end and the lower end of each guard pipe are detachably connected with the upper connecting plate and the foot kickplate respectively, and at least two guard pipes are detachably connected with the reinforcing plate. The utility model can adjust the protection position without re-disassembly and assembly, greatly improves the construction efficiency and the construction safety, can adjust the size according to the construction requirement, and greatly improves the applicability.

Description

Elevator shaft mouth and face limit entrance to a cave safety protection fence

Technical Field

The utility model relates to an elevator shaft mouth and a border opening safety guard rail, and belongs to the technical field of building construction.

Background

With the improvement of living standard and the development of national economy, industry and civil buildings, high-rise and super-high-rise buildings are more and more, in order to facilitate people to go upstairs and downstairs, elevators are arranged on the high-rise and super-high-rise buildings, and elevator equipment is installed after the construction of a building main structure is completed, so that an elevator shaft mouth and a critical hole are all major hazard sources all the time during the construction of the building main structure and decoration and fitment, if protection is not in place or absent, constructors can fall from shafts to cause serious safety accidents, and the arrangement of safety protection at the elevator shaft mouth and the critical hole is particularly important before the construction of the building is completed, and protective barriers are generally required to be arranged at the elevator door hole and the critical hole of each layer to prevent accidents.

But traditional elevator well head and face limit entrance to a cave protection adopts the steel pipe to set up and protects usually, and is mostly welding between each steel pipe, needs different work types cooperation, and the efficiency of construction is low, has delayed the construction progress greatly, and because at ground construction stage, in order to avoid influencing the construction, still need demolish safety protection fence again generally, demolish and need many workman cooperation, and the safety protection fence after dismantling can't put into use again, can only become follow-up treatments such as construction waste, still need to weld the installation again to the protection fence after ground fitment construction is accomplished. In summary, the existing safety guard rail is troublesome to install and detach and low in construction efficiency, and only new steel pipes can be cut off and welded again when the installation position is adjusted, so that the labor cost and the construction cost are increased, and meanwhile, the construction efficiency is reduced.

The standardized elevator well head protective fence disclosed in the Chinese utility model patent with the publication number of CN211114920U comprises a steel pipe fence, wherein the steel pipe fence is formed by erecting and welding steel pipes into a rectangular frame, and the upper end and the lower end of the two sides of the rectangular frame are respectively welded with a connecting plate with holes for connection; the round hole of the connecting plate with the hole is a round hole with the diameter of 15mm, so that the connecting plate is connected with shear walls at two sides of an elevator door opening by expansion bolts with the diameter of 12 mm; the bottom of the steel pipe fence is provided with a strip foot blocking plate, and the height of the foot blocking plate is 200mm.

The steel pipe fence of the above reference example is erected and welded into a rectangular frame through steel pipes, no method is available for size adjustment in the later period, and the applicability to elevator shafts of different sizes is poor, and an independent adaptation size is required to be additionally made, and meanwhile, the field installation welding efficiency is low, so that improvement is urgently needed.

Disclosure of Invention

In order to overcome the defects that the existing elevator shaft safety guard rail cannot be adjusted in position according to construction conditions, is low in construction efficiency, poor in applicability and the like when the position is adjusted, the utility model designs the elevator shaft and the edge opening safety guard rail, the protection position can be adjusted, re-assembly and disassembly are not needed, the construction efficiency and the construction safety are greatly improved, the size can be adjusted according to construction requirements, and the applicability is greatly improved.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an elevator well head and face limit entrance to a cave safety protection fence, includes the rail guard body, and the rail guard body passes through swing joint spare and shear force wall swing joint, and the rail guard body includes a plurality of rail guard units of dismantling the connection, the rail guard unit includes upper junction plate, gusset plate and the foot kickplate that from last to lower parallel interval set gradually, the rail guard unit still includes a plurality of protective tubes, and the upper and lower both ends of each protective tube all can dismantle with upper junction plate and foot kickplate respectively and be connected, and wherein two piece at least protective tubes can dismantle with the gusset plate and be connected.

Further, the rail guard body is along the front end of the well head body of vertical arrangement seting up on the shear force wall, rail guard body both sides all are fixed with grafting slide bar, swing joint spare includes the fixed plate, the fixed plate can be dismantled with the shear force wall and be connected, is provided with the regulation spout on the fixed plate, the regulation spout includes vertical spout and two at least horizontal spouts, vertical spout vertical setting, and each horizontal spout transversely sets up and all one end is connected with vertical spout, and the other end sets up along being close to the shear force wall direction, and grafting slide bar slip card is established at the regulation spout.

Further, the rail guard body transversely arranged is in the inside of the well head body of seting up on the shear force wall, swing joint spare is including setting up a plurality of cup joint spare of keeping away from well head body one end at the shear force wall, and rail guard body one end can dismantle the cup joint with cup joint spare, cup joint spare includes backup pad and the perpendicular section of thick bamboo of cup jointing of fixing in the backup pad, cup joints the size and the shape of section of thick bamboo inner chamber and suits with the protective tube.

Further, one end of the transverse sliding groove, which is close to the shear wall, is inclined downwards relative to the horizontal plane.

Further, the gusset plate front end is fixed with transparent installing frame, the installing frame is that the bottom is sealed, top open rectangle frame structure sets up, is provided with flexible coiling board in the installing frame, and flexible coiling board sets up along installing frame length direction, and the one end is windable to be fixed inside the installing frame, and the other end can be dismantled with the gusset plate and be connected, and flexible coiling board front end is provided with warning sign.

Further, a winding rod is rotatably connected in the mounting frame through a clockwork spring, and one end of the flexible winding plate is wound on the winding rod.

Further, the flexible winding board other end is connected with the gusset plate through the joint seat, the joint seat includes fixing base and telescopic link, and fixing base one end is fixed on the gusset plate, and the other end is provided with the sliding chamber, and telescopic link one end cover is established in the sliding chamber and is fixed with compression spring between the sliding chamber inner, and the telescopic link other end stretches out after the sliding chamber with the hook portion looks joint that flexible winding board free end set up.

Further, at least two through holes are formed in the upper connecting plate, the reinforcing plate and the skirting board, and fixing screws matched with the through holes are arranged on the protection pipe.

Further, each guard rail unit is connected through a middle fixing piece, the middle fixing piece comprises a transverse connecting piece and a turning connecting piece, the transverse connecting piece is arranged in a strip shape, and the turning connecting piece is arranged in an L shape.

Further, the bottom ends of the guard rail units are detachably connected with supporting seats.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

1. the protective fence body is movably connected with the shear wall through the movable connecting piece, so that the position of the protective fence body is conveniently adjusted according to specific construction conditions, different construction works in a building are adapted, repeated disassembly and assembly are not needed, reinstallation is carried out, the turnover capability of the protective fence body is improved, the upper connecting plate and the foot kickplates can be disassembled or assembled at any time through the arrangement of the upper connecting plate, the reinforcing plate, the foot kickplates and the protective pipe which can be disassembled and assembled repeatedly, the upper connecting plate and the foot kickplates mainly play a role in connection, the reinforcing plate mainly play a role in reinforcing, the operation safety of workers is further ensured, the protection effect of an opening is improved, and the specific length of the protective fence body can be adjusted according to the size and arrangement form of the opening so as to adapt to different openings, so that the turnover capability of the protective fence body is further improved, and the applicability is strong.

2. According to the utility model, the mounting frame, the winding rod, the clockwork spring, the flexible winding plate and the clamping seat are arranged, so that the flexible winding plate can be conveniently and rapidly stored while warning is provided for operators, the storage efficiency is effectively improved, the turnover rate of the flexible winding plate is improved, and the flexible winding plate is convenient to use for multiple times.

3. According to the utility model, through the arrangement of the transverse connecting piece and the turning connecting piece, different guard rail units are spliced conveniently, the applicability of the guard rail body is improved, the connection is simple, the operation is convenient, and the labor cost is saved.

4. According to the utility model, the protective guard body is arranged in the wellhead body, so that the safety of operators can be ensured by plugging the inside of the wellhead body, the protective guard body can be used as an operation platform, the application range of the protective guard body is expanded, the sleeve joint piece can be pre-embedded in the shear wall according to the requirement, the protective tube can be inserted into the sleeve joint cylinder at the upper end when the protective guard body is constructed on the ground or lifted, the disassembly and assembly are convenient, the elevator shaft bracket erection can be saved, the material and the construction period are saved, the assembly and disassembly are convenient, and the risk of high-altitude operation is reduced.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a schematic installation view of the present utility model;

FIG. 4 is a schematic view of a reinforcement plate according to a second embodiment of the present utility model;

FIG. 5 is a schematic view showing a partial structure of a reinforcing plate according to a second embodiment of the present utility model;

FIG. 6 is a schematic diagram illustrating the cooperation between a fixing base and a telescopic rod in a second embodiment of the present utility model;

FIG. 7 is a schematic illustration of one of the protection modes of the present utility model;

FIG. 8 is a schematic diagram of another shielding approach of the present utility model;

fig. 9 is a schematic view of the cooperation of the support plate and socket of the present utility model.

Wherein the reference numerals are as follows: 1. a guard rail body; 2. a fixing plate; 201. a vertical chute; 202. a transverse chute; 101. an upper connecting plate; 1011. inserting a sliding rod; 102. a reinforcing plate; 1021. a mounting frame; 1022. a winding rod; 1023. a flexible winding plate; 1024. a hook portion; 103. a foot kickboard; 104. a protective tube; 3. a shear wall; 301. a wellhead body; 4. a transverse connector; 5. turning connecting pieces; 6. a support plate; 601. a sleeve joint cylinder; 7. a support base; 8. a clamping seat; 801. a fixing seat; 802. a telescopic rod; 803. a compression spring; 804. a sliding chamber.

Detailed Description

In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description is made with reference to the embodiments in conjunction with the accompanying drawings.

As shown in fig. 1 to 3, an elevator shaft mouth and face limit entrance to a cave safety protection fence, including rail guard body 1, rail guard body 1 passes through swing joint spare and 3 swing joint of shear force wall, and rail guard body 1 includes a plurality of rail guard units of dismantling the connection, and rail guard unit includes upper junction plate 101, gusset plate 102 and the kickplate 103 that parallel interval set up in proper order from last to lower, and rail guard unit still includes a plurality of protective tubes 104, and the upper and lower both ends of each protective tube 104 all can dismantle with upper junction plate 101 and kickplate 103 respectively and be connected, and wherein two piece at least protective tubes 104 can dismantle with gusset plate 102 and be connected.

From the above description, the beneficial effects of the present utility model are as follows: the rail guard body 1 passes through swing joint spare and 3 swing joint of shear force wall, and then the position of conveniently adjusting rail guard body 1 according to specific construction condition, adapt to the different construction work in the building, do not need the dismouting repeatedly, reinstallate, the turnover ability of rail guard body 1 has been improved, and through the setting of upper junction plate 101 that can dismantle repeatedly, gusset plate 102, foot kickplate 103 and protective tube 104, can dismantle at any time or install, upper junction plate 101 and foot kickplate 103 mainly play the linking effect, gusset plate 102 mainly plays the reinforcement effect, further guarantee staff's operation safety, improve the entrance to a cave protection effect, and through the setting of a plurality of rail guard units of dismantling the connection, can adjust the specific length of rail guard body 1 in order to adapt to different entrance to a cave according to the size and the layout form of entrance to a cave, the turnover ability of rail guard body 1 has further been improved, and the suitability is strong.

As shown in fig. 1, fig. 2 and fig. 7, the front end of a wellhead body 301 arranged on a shear wall 3 along a vertical arrangement, plug-in sliding rods 1011 are fixed on two sides of the rail guard body 1, the movable connecting piece comprises a fixing plate 2, the fixing plate 2 is detachably connected with the shear wall 3, an adjusting sliding groove is arranged on the fixing plate 2, the adjusting sliding groove comprises a vertical sliding groove 201 and at least two transverse sliding grooves 202, the vertical sliding groove 201 is vertically arranged, each transverse sliding groove 202 is transversely arranged, one end of each transverse sliding groove is connected with the vertical sliding groove 201, the other end of each transverse sliding groove is arranged along a direction close to the shear wall 3, and the plug-in sliding rods 1011 are slidably clamped on the adjusting sliding groove.

From the above description, through the setting of the fixed plate 2 and the adjusting chute arranged on the fixed plate 2, the plug-in sliding rod 1011 at two ends of the guard rail body 1 can move along the adjusting chute, and through the setting of the plurality of transverse sliding grooves 202, the clamping position of the plug-in sliding rod 1011 is convenient to adjust, and then the adjustment of the height of the guard rail body 1 is realized, the ground construction stage is not required to be reinstalled, the installation and disassembly cost and the labor cost of constructors are saved, the adjustment is simple and convenient, and the construction efficiency is greatly improved.

As shown in fig. 8 and 9, the guard rail body 1 is transversely arranged in the wellhead body 301 formed on the shear wall 3, the movable connecting piece comprises a plurality of sleeving pieces arranged at one end, far away from the wellhead body 301, of the shear wall 3, one end of the guard rail body 1 is detachably sleeved with the sleeving pieces, the sleeving pieces comprise a supporting plate 6 and a sleeving barrel 601 vertically fixed on the supporting plate 6, and the size and the shape of the inner cavity of the sleeving barrel 601 are matched with those of the protective tube 104.

It can be seen from the above description that, in order to seal the wellhead, the guard rail body 1 is transversely arranged in the wellhead, and the guard rail body 1 is detachably connected with the guard rail body 1 through the socket joint, so that the guard rail body 1 can be detached or installed at any time, when the position of the guard rail body 1 needs to be adjusted, the guard pipe 104 is directly pulled out of the socket joint cylinder 601, the operation is simple and convenient, the dismounting efficiency is high, and the guard rail body 1 horizontally placed is matched with the limit function of the socket joint, so that the guard rail body 1 not only can play a role in protection, but also can serve as an operation platform, and the applicability of the guard rail body 1 is further improved.

Further, the end of the lateral runner 202 near the shear wall 3 is disposed obliquely downward from the horizontal.

From the above description, it can be seen that the plugging slide bar 1011 is clamped in the adjusting slide groove and is subject to the gravity action of the guard rail body 1, and through the inclined transverse slide groove, the plugging slide bar 1011 is ensured to be always positioned at the free end of the transverse slide groove 202 when being clamped in the transverse slide groove 202, so that the plugging slide bar 1011 is ensured not to slip from the transverse slide groove 202, the stability of the clamping is further ensured, and the protection safety is further ensured.

As shown in fig. 4, 5 and 6, the front end of the reinforcing plate 102 is fixed with a transparent mounting frame 1021, the mounting frame 1021 is in a rectangular frame structure with a closed bottom end and an open top end, a flexible winding plate 1023 is arranged in the mounting frame 1021, the flexible winding plate 1023 is arranged along the length direction of the mounting frame 1021, one end of the flexible winding plate 1023 is fixed inside the mounting frame 1021 in a winding manner, the other end of the flexible winding plate 1023 is detachably connected with the reinforcing plate 102, and the front end of the flexible winding plate 1023 is provided with a warning mark.

As can be seen from the above description, by providing the flexible winding board 1023 and providing the warning mark on the flexible winding board 1023, the operator is reminded of the danger at the wellhead body 3, the safety of the operator is further reminded and ensured, the flexible winding board 1023 is windable in the mounting frame 1021, and the flexible winding board 1023 can be wound up when not in use, so as to protect the flexible winding board 1023, improve the turnover number of the flexible winding board 1023, and save the cost.

Further, a winding rod 1022 is rotatably connected to the mounting frame 1021 via a spring, and one end of the flexible winding plate 1023 is wound around the winding rod 1022.

As can be seen from the above description, the winding rod 1022 can be rotated by the spring through the arrangement of the spiral spring, so that the flexible winding plate 1023 can be rapidly wound and stored, and the storage efficiency can be improved.

Further, the other end of the flexible winding board 1023 is connected with the reinforcing plate 102 through a clamping seat 8, the clamping seat 8 comprises a fixing seat 801 and a telescopic rod 802, one end of the fixing seat 801 is fixed on the reinforcing plate 102, the other end of the fixing seat is provided with a sliding cavity 804, one end of the telescopic rod 802 is sleeved in the sliding cavity 804 and is fixed with a compression spring 803 between the inner end of the sliding cavity 804, and the other end of the telescopic rod 802 is clamped with a hook 1024 arranged at the free end of the flexible winding board 1023 after extending out of the sliding cavity 804.

As can be seen from the above description, the hook portion 1024 is hooked on the telescopic rod 802, the telescopic rod 802 can be ejected under the action of the compression spring 803, so that the real-time clamping of the hook portion 1024 is realized, and when the telescopic rod 802 is released, the telescopic rod 802 is pressed into the sliding cavity 804 to leave the hook portion 1024, so that the operation is convenient and quick, and the telescopic rod is suitable for popularization and use.

As shown in fig. 1, at least two through holes are formed in each of the upper connecting plate 101, the reinforcing plate 102 and the kick plate 103, and fixing screws adapted to the through holes are disposed on the protective tube 104.

It can be seen from the above description that, through setting up the fixing screw on the protective tube 104 respectively with the threaded hole looks adaptation on upper connecting plate 101, gusset plate 102 and the skirting board 103, carry out fixed connection through the nut at last, wholly dismantle through dismantling screw rod, nut, reduced welded work load, and green, nut, screw rod are standard components, do not need redesign, are fit for promoting and use.

As shown in fig. 3, the guard rail units are connected by an intermediate fixing member, the intermediate fixing member comprises a transverse connecting member 4 and a turning connecting member 5, the transverse connecting member 4 is arranged in a strip shape, and the turning connecting member 5 is arranged in an L shape.

From the above description, the transverse connecting piece 4 and the turning connecting piece 5 are arranged to facilitate splicing of different guard rail units, so that the applicability of the guard rail body 1 is improved, the connection is simple, the operation is convenient, and the labor cost is saved.

Further, the bottom ends of the guard rail units are detachably connected with supporting seats 7.

From the above description, through the setting of the supporting seat 7, the protection pipe 104 is prevented from directly colliding with the ground to cause damage, the turnover rate of the protective guard body 1 is improved, and the design of detachable connection is realized only by replacing the supporting seat 7, thereby being convenient and quick.

Example 1

In this embodiment, an elevator shaft and edge opening safety guard rail is applied to the front end of the shaft body 301 on the shear wall 3.

As shown in fig. 1, fig. 2 and fig. 7, an elevator shaft mouth and face limit entrance to a cave safety protection fence, including rail guard body 1, rail guard body 1 passes through swing joint spare and 3 swing joint of shear force wall, and rail guard body 1 includes the rail guard unit, and the rail guard unit includes from last connecting plate 101, gusset plate 102 and the kickplate 103 that parallel interval set up in proper order extremely down, and the rail guard unit still includes a plurality of protective tubes 104, and the upper and lower both ends of each protective tube 104 all can dismantle with connecting plate 101 and kickplate 103 respectively and be connected, and wherein two protective tubes 104 that are located both sides can dismantle with gusset plate 102 and be connected.

Further, the rail guard body 1 is along the front end of the well head body 301 of vertical arrangement seting up on shear force wall 3, rail guard body 1 both sides all are fixed with grafting slide bar 1011, the swing joint spare includes fixed plate 2, fixed plate 2 can dismantle with shear force wall 3 and be connected, be provided with the regulation spout on the fixed plate 2, the regulation spout includes vertical spout 201 and two horizontal spouts 202, vertical spout 201 vertical setting, two horizontal spouts 202 transversely set up and one end is connected with vertical spout 201 both ends respectively, the other end sets up along being close to shear force wall 3 direction, grafting slide bar 1011 slip card is established at the regulation spout.

Further, the end of the lateral runner 202 near the shear wall 3 is disposed obliquely downward from the horizontal.

Further, at least two through holes are formed in the upper connecting plate 101, the reinforcing plate 102 and the skirting board 103, and fixing screws matched with the through holes are arranged on the protection pipe 104.

In this embodiment, the upper connection plate 101 and the kick plate 103 are connected to each of the protection pipes 104.

In this embodiment, protect well head body 301 through a rail guard unit, prevented effectively that the personnel from falling, guaranteed the security of operation personnel, and through fixed plate 2, adjust the setting of spout and grafting slide bar 1011, when ground construction, can upwards adjust the horizontal spout 202 of card income upper end with grafting slide bar 1011, convenient operation is swift, need not dismantle rail guard body 1, saved welded work load, improved the efficiency of construction greatly, and rail guard body 1 can have enough to meet the need, reduced the production of building rubbish, green.

Example two

In this embodiment, an elevator shaft and edge opening safety guard rail is also applied to the front end of the shaft body 301 on the shear wall 3.

On the basis of the first embodiment, the overall mechanical connection relationship of the reinforcing plate 102 is further defined as follows:

as shown in fig. 4 to 6, the front end of the reinforcing plate 102 is fixed with a transparent mounting frame 1021, the mounting frame 1021 is in a rectangular frame structure with a closed bottom and an open top, a flexible winding plate 1023 is arranged in the mounting frame 1021, the flexible winding plate 1023 is arranged along the length direction of the mounting frame 1021, one end of the flexible winding plate 1023 is windably fixed inside the mounting frame 1021, the other end of the flexible winding plate 1023 is detachably connected with the reinforcing plate 102, and the front end of the flexible winding plate 1023 is provided with a warning mark.

In this embodiment, the warning mark may be printed with a red font on the flexible winding board 1023 to play a striking role in warning.

Further, a winding rod 1022 is rotatably connected to the mounting frame 1021 via a spring, and one end of the flexible winding plate 1023 is wound around the winding rod 1022.

Further, the other end of the flexible winding board 1023 is connected with the reinforcing plate 102 through a clamping seat 8, the clamping seat 8 comprises a fixing seat 801 and a telescopic rod 802, one end of the fixing seat 801 is fixed on the reinforcing plate 102, the other end of the fixing seat is provided with a sliding cavity 804, one end of the telescopic rod 802 is sleeved in the sliding cavity 804 and is fixed with a compression spring 803 between the inner end of the sliding cavity 804, and the other end of the telescopic rod 802 is clamped with a hook 1024 arranged at the free end of the flexible winding board 1023 after extending out of the sliding cavity 804.

In this embodiment, through setting up mounting frame 1021, winding pole 1022, clockwork spring, flexible winding board 1023 and joint seat, when putting forward the warning to the operating personnel, can accomodate flexible winding board 1023 convenient and fast, effectively improve the efficiency of accomodating to flexible winding board 1023's turnover rate has been improved, the repetitious usage of being convenient for.

Example III

In this embodiment, an elevator shaft and edge opening safety guard is applied to the front end of a shaft body 301 located at a corner on the shear wall 3.

The utility model provides an elevator well head and face limit entrance to a cave safety protection fence, includes rail guard body 1, and rail guard body 1 passes through swing joint spare and 3 swing joint of shear force wall, and rail guard body 1 includes three rail guard units of dismantling the connection, on the basis of above-mentioned embodiment one, further prescribes a limit to the whole mechanical connection relation of rail guard body 1 as follows:

as shown in fig. 3, the guard rail units are connected by an intermediate fixing member, the intermediate fixing member comprises a transverse connecting member 4 and a turning connecting member 5, the transverse connecting member 4 is arranged in a strip shape, and the turning connecting member 5 is arranged in an L shape.

In this embodiment, three guard rail units are provided, two of which are connected through a transverse connecting member 4, the transverse connecting member 4 is detachably connected with an upper connecting plate 101, a reinforcing plate 102 and a kickplate 103 respectively through bolts, and the transverse connecting member 4 is provided with a plurality of connecting screw holes along the transverse direction, so that the distance between the two guard rail units is conveniently fine-tuned, the wellhead body 301 is conveniently matched, and the other guard rail unit is vertically connected with the other two guard rail units through a turning connecting member 5.

Further, the bottom ends of the guard rail units are detachably connected with supporting seats 7.

In this embodiment, connect a plurality of rail guard units through transverse connection 4 and turning connecting piece 5, can realize the position adjustment between the different rail guard units, and then the well head body 301 of adaptation in the corner has further improved rail guard body 1's suitability.

Example IV

In this embodiment, an elevator shaft and edge opening safety guard rail is applied to the interior of the shaft body 301 on the shear wall 3.

As shown in fig. 8 and 9, an elevator shaft mouth and face limit entrance to a cave safety guard rail, including guard rail body 1, guard rail body 1 passes through swing joint spare and 3 swing joint of shear wall, and guard rail body 1 includes a plurality of guard rail units of dismantling the connection, and guard rail unit includes upper junction plate 101, gusset plate 102 and the kickplate 103 that parallel interval set up in proper order from last to the bottom, and guard rail unit still includes a plurality of protective tubes 104, and the upper and lower both ends of each protective tube 104 all can dismantle with upper junction plate 101 and kickplate 103 respectively and be connected, and wherein two piece at least protective tubes 104 can dismantle with gusset plate 102 and be connected.

Further, the guard rail body 1 is transversely arranged in the wellhead body 301 formed in the shear wall 3, the movable connecting pieces comprise a plurality of sleeving pieces arranged on the shear wall 3 and far away from one end of the wellhead body 301, one end of the guard rail body 1 is detachably sleeved with the sleeving pieces, the sleeving pieces comprise a supporting plate 6 and a sleeving barrel 601 vertically fixed on the supporting plate 6, and the size and the shape of the inner cavity of the sleeving barrel 601 are matched with those of the protective tube 104.

In this embodiment, with rail guard body 1 setting inside well head body 1, can carry out shutoff guarantee operation personnel safety to well head body 1 inside, can also let rail guard body 1 act as operating platform, the application range of rail guard body 1 has been expanded, and can be at the pre-buried sleeve joint piece of shear force wall 3 as required, in ground construction or need raise rail guard body 1 the time with the protection pipe 104 peg graft be located upper end sleeve joint section of thick bamboo 601 can, easy dismounting, can save the elevator shaft support and set up, save material and time limit for a project, install and remove conveniently, reduce the high altitude construction risk.

The working principle of the utility model is as follows: during installation, one of the connecting pieces 2 is fixed on the shear wall 3 through bolts, then the plug-in sliding rod 1011 is plugged into the adjusting chute 201 of the installed connecting piece 2 to complete the installation of one end of the protective fence body 1, then after the other connecting piece 2 is plugged into the plug-in sliding rod 1011 at the other end of the protective fence body 1, the connecting piece 2 is fixed, the installation of the protective fence body 1 can be completed, and when the height is required to be adjusted in subsequent ground construction, only the plug-in sliding rod 1011 is required to be moved to the upper end of the transverse chute from the lower end, the protective fence is convenient and quick, the wellhead body 301 can be protected continuously, the disassembly and assembly are not required, the construction efficiency is greatly improved, and the safety of operators is ensured.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "connected" should be interpreted broadly, and for example, it may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims (10)

1. The utility model provides an elevator well head and face limit entrance to a cave safety protection fence, includes rail guard body (1), its characterized in that: the rail guard body (1) is movably connected with the shear wall (3) through movable connecting pieces, the rail guard body (1) comprises a plurality of rail guard units which are detachably connected, the rail guard units comprise an upper connecting plate (101), a reinforcing plate (102) and a foot kickplate (103) which are sequentially arranged from top to bottom at intervals in parallel, the rail guard units further comprise a plurality of protective pipes (104), the upper end and the lower end of each protective pipe (104) are respectively detachably connected with the upper connecting plate (101) and the foot kickplate (103), and at least two protective pipes (104) are detachably connected with the reinforcing plate (102).

2. The elevator shaft and edge opening safety guard rail of claim 1, wherein: the utility model discloses a well head body, including rail guard body (1), fixed plate (2) and shear wall (3) are connected, are provided with on fixed plate (2) and adjust the spout, adjust the spout and include vertical spout (201) and two at least horizontal spouts (202), vertical spout (201) vertical setting, each horizontal spout (202) transversely set up and all one end are connected with vertical spout (201), and the other end is along being close to shear wall (3) direction setting, and grafting slide bar (1011) slip card is established at the regulation spout.

3. The elevator shaft and edge opening safety guard rail of claim 1, wherein: the utility model discloses a well head body, including shear force wall (3), rail guard body (1) transversely arranges the inside of well head body (301) of seting up on shear force wall (3), swing joint spare is including setting up a plurality of socket joint spare of keeping away from well head body (301) one end in shear force wall (3), and socket joint spare can be dismantled to rail guard body (1) one end, socket joint spare includes backup pad (6) and cup joints section of thick bamboo (601) of perpendicular fixing on backup pad (6), cup joints the size and the shape of section of thick bamboo (601) inner chamber and is suited with protective tube (104).

4. The elevator shaft and edge opening safety guard rail of claim 2, wherein: one end of the transverse sliding groove (202) close to the shear wall (3) is inclined downwards relative to the horizontal plane.

5. The elevator shaft and edge opening safety guard rail of claim 1, wherein: the front end of the reinforcing plate (102) is fixedly provided with a transparent mounting frame (1021), the mounting frame (1021) is of a rectangular frame structure with a closed bottom end and an open top end, a flexible winding plate (1023) is arranged in the mounting frame (1021), the flexible winding plate (1023) is arranged along the length direction of the mounting frame (1021), one end of the flexible winding plate is fixed inside the mounting frame (1021) in a winding manner, the other end of the flexible winding plate is detachably connected with the reinforcing plate (102), and the front end of the flexible winding plate (1023) is provided with a warning mark.

6. The elevator shaft and edge opening safety guard rail of claim 5, wherein: a winding rod (1022) is rotatably connected to the mounting frame (1021) through a spring, and one end of a flexible winding plate (1023) is wound on the winding rod (1022).

7. The elevator shaft and edge opening safety guard rail of claim 6, wherein: the flexible winding board (1023) other end is connected with gusset plate (102) through joint seat (8), joint seat (8) are including fixing base (801) and telescopic link (802), and fixing base (801) one end is fixed on gusset plate (102), and the other end is provided with sliding chamber (804), and telescopic link (802) one end cover is established in sliding chamber (804) and is fixed with compression spring (803) between the inner with sliding chamber (804), and telescopic link (802) other end stretches out behind sliding chamber (804) with hook (1024) looks joint that flexible winding board (1023) free end set up.

8. The elevator shaft and edge opening safety guard rail of claim 1, wherein: at least two through holes are formed in the upper connecting plate (101), the reinforcing plate (102) and the foot kickplate (103), and fixing screws matched with the through holes are arranged on the protection tube (104).

9. The elevator shaft and edge opening safety guard rail of claim 1, wherein: each guard rail unit is connected through a middle fixing piece, the middle fixing piece comprises a transverse connecting piece (4) and a turning connecting piece (5), the transverse connecting piece (4) is arranged in a strip shape, and the turning connecting piece (5) is arranged in an L shape.

10. The elevator shaft and edge opening safety guard rail of claim 1, wherein: the bottom ends of the guard rail units are detachably connected with supporting seats (7).

Images