CN214575913U - Safety protection net that building engineering used - Google Patents
Safety protection net that building engineering used Download PDFInfo
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- CN214575913U CN214575913U CN202120507438.4U CN202120507438U CN214575913U CN 214575913 U CN214575913 U CN 214575913U CN 202120507438 U CN202120507438 U CN 202120507438U CN 214575913 U CN214575913 U CN 214575913U
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Abstract
A safety protection net for constructional engineering, which belongs to the field of constructional engineering safety, and aims to solve the problems that the safety protection net for the existing constructional engineering has a larger integral structure, the center of gravity is unstable in the lifting work, the stability in the lifting is influenced, and the receiving person positioned above the upper part is inconvenient to unload and install the safety protection net, in the utility model, the upper beam is arranged above the lower beam, the two side vertical plates are respectively arranged at the two ends of the upper beam, one end of each side vertical plate is arranged in a corresponding group of the first connecting lugs in the upper beam, each side vertical plate is hinged with the first connecting lug, the other end of each side vertical plate is arranged in the corresponding group of second connecting lugs in the lower beam, and every side riser and No. two engaging lugs are dismantled and are connected, and M individual middle part tensile unit is installed between upper beam and underbeam along the length extending direction equidistance of upper beam, and N individual centre gripping unit is in one side of underbeam along the length extending direction equidistance rigid coupling of underbeam.
Description
Technical Field
The utility model belongs to the building engineering safety field, concretely relates to safety protection network that building engineering used.
Background
In the building engineering, the installation of the safety protection net is a necessary protection measure during building construction, the safety protection net can ensure the safety of workers working at heights, can effectively avoid the falling direction of the workers during construction, has good protection performance for the workers at heights, particularly has important civil problems to be solved by the municipal administration of various regions in recent years for the maintenance of the outer walls of old houses, and is increased year by year for the maintenance of the outer walls of old houses, the existing safety protection nets are mostly of integral structures and can play a good protection role during the construction at heights, but the integral safety protection net is not beneficial to the high-altitude transportation and installation, and are hoisted by using pulley blocks under the common condition, after the safety protection net is conveyed to the high places from the low places, the installation stability is ensured by welding or bolt fixation, and the occupied area of the integral safety protection net is larger, the gravity center is unstable easily during lifting, the stability during lifting is influenced, in addition, because the occupied area of the whole safety protection net is large, a receiver positioned above is also very inconvenient during unloading and installation, multiple persons are required to coordinate simultaneously, the requirement on the matching degree is high, the possibility of accident occurrence is high easily caused, and therefore the development of the safety protection net capable of adjusting the working form is in line with the actual requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the existing safety protection net for the constructional engineering has unstable gravity center in the lifting work due to larger integral structure, influences the stability in lifting and is inconvenient for a receiver positioned above to unload and install the safety protection net, thereby providing the safety protection net for the constructional engineering;
a safety protection net for constructional engineering comprises an upper beam, a lower beam, two side vertical plates, M middle stretching units and N clamping units, wherein M is a positive integer, and N is a positive integer;
a first through groove is processed at the top of the upper beam along the length extension direction of the upper beam, a first slide way is processed at the bottom of the upper beam along the length extension direction of the upper beam, and a group of first connecting lugs are fixedly connected to two ends of the upper beam respectively;
a second slideway is processed at the top of the lower beam along the length extension direction of the lower beam, and a group of second connecting lugs are fixedly connected to two ends of the lower beam respectively;
the upper beam is arranged above the lower beam, the two side vertical plates are respectively arranged at two ends of the upper beam, one end of each side vertical plate is arranged in a group of corresponding first connecting lugs in the upper beam, each side vertical plate is hinged with the first connecting lugs, the other end of each side vertical plate is arranged in a group of corresponding second connecting lugs in the lower beam, each side vertical plate is detachably connected with the second connecting lugs, the M middle stretching units are equidistantly arranged between the upper beam and the lower beam along the length extending direction of the upper beam, and the N clamping units are equidistantly and fixedly connected to one side of the lower beam along the length extending direction of the lower beam;
furthermore, the middle stretching unit comprises two fixed blocks, two sliding blocks and a plurality of X-shaped structure modules;
the X-shaped structure module comprises two connecting plates which are arranged in an X shape, and the joint of the two connecting plates is hinged through a rotating shaft;
the X-shaped structure modules are sequentially arranged from top to bottom, two adjacent X-shaped structure modules are hinged, two support legs in the X-shaped structure module positioned at the top end are respectively hinged with one fixed block and one sliding block, two support legs in the X-shaped structure module positioned at the bottom end are respectively hinged with the other fixed block and the other sliding block, the fixed block arranged on the X-shaped structure module positioned at the top end is fixedly connected on a first slideway, the sliding block arranged on the X-shaped structure module positioned at the top end is arranged on the first slideway, the sliding block arranged on the X-shaped structure module at the top end is connected with the first slideway in a sliding mode, the fixed block arranged on the X-shaped structure module at the bottom end is fixedly connected to the second slideway, the sliding block arranged on the X-shaped structure module at the bottom end is arranged on the second slideway, and the sliding block arranged on the X-shaped structure module at the bottom end is connected with the second slideway in a sliding mode;
furthermore, the length of the first slideway is the same as that of the second slideway, and M-1 limiting blocks are respectively arranged on the first slideway and the second slideway;
furthermore, the width of the first through groove is larger than the thickness of the side vertical plates, and the length of the upper beam is larger than the sum of the lengths of the two side vertical plates;
furthermore, the clamping unit comprises a fixing plate, a pressing plate, a positioning stud and a locking nut;
one end of the fixing plate is fixedly connected with one side of the lower beam, the positioning stud is arranged on the upper surface of the fixing plate and is arranged close to the lower beam, one end of the positioning stud is fixedly connected with the upper surface of the fixing plate, the pressing plate is sleeved on the positioning stud, the locking nut is arranged above the pressing plate and is sleeved on the positioning stud, and the locking nut is in threaded connection with the positioning stud;
further, the value range of M is 2-6;
further, the value range of N is 2-6;
furthermore, a plurality of connecting through holes are processed on the front side of the side vertical plate at equal intervals along the length direction of the side vertical plate.
Compared with the prior art, the utility model following beneficial effect has:
1. the utility model provides a safety protection network that building engineering used, compare in current safety protection network, its state is variable, the riser of safety protection network both sides can be dismantled and folding, the fender net at safety protection network middle part can adjust the relative distance between upper beam and the underbeam for tensile unit, can make safety protection network's relative height diminish when the handling, reduce the focus, stability when improving the handling, and safety protection network's high reduction back, also be convenient for fix both ends when the handling, adopt the synchronous handling in both ends, the security and the stability of lift in-process have further been guaranteed.
2. The utility model provides a safety protection network that building engineering used is equipped with the clamping unit in one side of underbeam, can effectively fix safety protection network on the work platform that is located the top through a plurality of clamping units, and is fixed through the clamping unit, need not carry out extra improvement to work platform, has reduced the construction degree of difficulty to and the cost of manufacture of part, fix through the clamping unit moreover, also convenient to detach and recovery can improve safety protection network's reuse rate.
Drawings
Fig. 1 is a schematic front view of the present invention in an operating state;
fig. 2 is a schematic top view of the present invention in an operating state;
fig. 3 is a schematic front view of the lifting device in a lifting state;
fig. 4 is a schematic top view of the present invention in a lifting state;
FIG. 5 is a schematic view of the direction A-A of the present invention;
in the figure, an upper beam 1, a side vertical plate 2, a middle stretching unit 3, a clamping unit 4, a lower beam 5 and a limiting block 6 are arranged.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 5, and provides a safety protection net for constructional engineering, which comprises an upper beam 1, a lower beam 5, two side vertical plates 2, M middle stretching units 3 and N clamping units 4, wherein M is a positive integer, and N is a positive integer;
a first through groove is formed in the top of the upper beam 1 along the length extension direction of the upper beam 1, a first slide way is formed in the bottom of the upper beam 1 along the length extension direction of the upper beam 1, and a group of first connecting lugs are fixedly connected to two ends of the upper beam 1 respectively;
a second slideway is processed at the top of the lower beam 5 along the length extension direction of the lower beam 5, and a group of second connecting lugs are respectively fixedly connected to two ends of the lower beam 5;
the utility model discloses a fixed connection structure of underbeam 5, including underbeam 5, a set of engaging lug that corresponds in underbeam 5, the setting of underbeam 5, two side riser 2 set up the both ends at underbeam 1 respectively, the one end setting of every side riser 2 is in a set of engaging lug that corresponds in underbeam 1, and every side riser 2 is articulated with an engaging lug, the other end setting of every side riser 2 is in a set of engaging lug No. two that correspond in underbeam 5, and every side riser 2 is connected with No. two engaging lug dismantlements, the tensile unit 3 of M middle part is installed between underbeam 1 and underbeam 5 along the length extending direction equidistance of underbeam 1, the length extending direction equidistance rigid coupling of N individual centre gripping unit 4 along underbeam 5 is in one side of underbeam 5.
Provide a safety protection network that building engineering used in this embodiment, compare in current safety protection network, its state is variable, the riser of safety protection network both sides can be dismantled and folding, the fender net at safety protection network middle part can adjust the relative distance between upper beam and the underbeam for tensile unit, can make safety protection network's relative height diminish when the handling, reduce the focus, stability when improving the handling, and safety protection network's highly reduced back, also be convenient for fix both ends when the handling, adopt the synchronous handling in both ends, further guaranteed the security and the stability of lift in-process
The second embodiment is as follows: the present embodiment is described with reference to fig. 1 to 5, and the present embodiment further defines the middle stretching unit 3 according to the first embodiment, in which the middle stretching unit 3 includes two fixed blocks, two sliding blocks, and a plurality of X-shaped structural modules;
the X-shaped structure module comprises two connecting plates which are arranged in an X shape, and the joint of the two connecting plates is hinged through a rotating shaft;
the X-shaped structure modules are sequentially arranged from top to bottom, two adjacent X-shaped structure modules are hinged, two support legs in the X-shaped structure module positioned at the top end are respectively hinged with one fixed block and one sliding block, two support legs in the X-shaped structure module positioned at the bottom end are respectively hinged with the other fixed block and the other sliding block, the fixed block arranged on the X-shaped structure module positioned at the top end is fixedly connected on a first slideway, the sliding block arranged on the X-shaped structure module positioned at the top end is arranged on the first slideway, and the sliding block arranged on the X-shaped structure module at the top end is connected with the first slide way in a sliding manner, the fixed block arranged on the X-shaped structure module at the bottom end is fixedly connected on the second slide way, the sliding block arranged on the X-shaped structure module at the bottom end is arranged on the second slide way, and the sliding block arranged on the X-shaped structure module at the bottom end is connected with the second slide way in a sliding manner. Other components and connection modes are the same as those of the first embodiment.
In this embodiment, two fixed blocks in middle part tensile unit 3 are located and will be located same one side, as shown in fig. 1, lie in left middle part tensile unit 3 in the safety protection net, and upper portion left side and lower part left side are the fixed block, and upper portion right side and lower part right side are the sliding block, and the fixed block position is motionless when middle part tensile unit 3 compresses, and the sliding block slides along with X-shaped structure extending direction, has realized middle part tensile unit 3's whole compression.
The third concrete implementation mode: the first slide way and the second slide way have the same length, and M-1 limiting blocks 6 are respectively arranged on the first slide way and the second slide way. The other components and the connection mode are the same as those of the second embodiment.
In the embodiment, the limiting blocks 6 are fixedly connected with the slide ways, the number of the limiting blocks is related to the number of the middle stretching units 3, if the number of the middle stretching units 3 is two, one side of each middle stretching unit 3, which is close to the end part of the upper beam 1 or the lower beam 5, is a fixed block, the place, which is close to the center of the upper beam 1 or the lower beam 5, is a sliding block, the limiting block 6 is arranged between the two sliding blocks, if the number of the middle stretching units 3 is more than two, the arrangement mode of the fixed block is unchanged, the fixed block is still arranged close to the end part of the upper beam 1 or the lower beam 5, the number of the limiting blocks (6) is correspondingly increased, each limiting block 6 is arranged between the two middle stretching units 3, and the limiting blocks 6 are arranged to avoid the occurrence of interference or collision of two opposite moving blocks in the moving process of the sliding blocks during the compression in the middle stretching units 3, the end of the limiting block 6 is provided with a rubber pad, so that the sliding block can be protected to a certain extent.
The fourth concrete implementation mode: the present embodiment is described with reference to fig. 1 to 5, and further defines the first through groove described in the third embodiment, and in the present embodiment, the width of the first through groove is larger than the thickness of the side vertical plate 2, and the length of the upper beam 1 is larger than the sum of the lengths of the two side vertical plates 2. Other components and connection modes are the same as those of the third embodiment.
In this embodiment, the width of a logical groove is greater than the thickness of side riser 2, and the side riser 2 of being convenient for can accomodate a logical groove after rotatory, and the length of entablature 1 is greater than the length sum of two side risers 2, guarantees that two side risers 2 can all be placed in a logical groove, and guarantees to leave certain clearance between two side risers 2 tip, and the constructor of being convenient for can pull out a logical groove through the tip of pulling side riser 2 with side riser 2.
The fifth concrete implementation mode: the present embodiment is described with reference to fig. 1 to 5, and the present embodiment further defines the clamping unit 4 according to the fourth embodiment, and in the present embodiment, the clamping unit 4 includes a fixing plate, a pressing plate, a positioning stud and a lock nut;
one end of the fixing plate is fixedly connected with one side of the lower beam 5, the positioning stud is arranged on the upper surface of the fixing plate and is arranged close to the lower beam 5, one end of the positioning stud is fixedly connected with the upper surface of the fixing plate, the pressing plate sleeve is arranged on the positioning stud, the locking nut is arranged above the pressing plate and is arranged on the positioning stud in a sleeved mode, and the locking nut is in threaded connection with the positioning stud. The other components and the connection mode are the same as those of the fourth embodiment.
In this embodiment, the fixing plate of the clamping unit 4 is to be arranged below the working platform during installation, the pressing plate is arranged above the working platform, the clamping unit 4 is fixed on the working platform by locking the pressing plate through the locking nut, and meanwhile, the safety protection net is fixedly connected with the working platform.
The sixth specific implementation mode: the present embodiment will be described with reference to fig. 1 to 5, and the present embodiment further limits the number M of the middle stretching units 3 in the fifth embodiment, and in the present embodiment, the value of M is in the range of 2 to 6. The other components and the connection mode are the same as the fifth embodiment mode.
The seventh embodiment: the present embodiment will be described with reference to fig. 1 to 5, and the present embodiment further limits the number N of the gripping units 4 according to the sixth embodiment, and in the present embodiment, the value of N is in the range of 2 to 6. Other components and connection modes are the same as those of the sixth embodiment.
The specific implementation mode is eight: the present embodiment will be described with reference to fig. 1 to 5, and the present embodiment further defines the side vertical plate 2 according to the sixth embodiment, and in the present embodiment, a plurality of connecting through holes are formed in the front side of the side vertical plate 2 at equal intervals along the longitudinal direction of the side vertical plate 2. The other components and the connection mode are the same as those of the seventh embodiment.
So set up, be convenient for carry out bolted connection through the support column of side riser 2 with the work platform lateral part, be convenient for increase safety protection net's the stability of installation.
Principle of operation
When the safety protection net is used, the safety protection net is firstly in a compression state, the two side plates 2 are hidden in the one-number through groove, the middle stretching unit 3 is in a compression state, the distance between the upper beam 1 and the lower beam 5 is nearest, the two ends of the upper beam 1 and the lower beam 5 can be fixed through an iron wire or a rubber sleeve at the moment, the middle stretching unit 3 is prevented from being opened in the hoisting process, the upper beam 1 can be hoisted (the end part of the folded safety protection net can be hoisted through steel wire rope winding or pocket installation) after the middle stretching unit is fixed, the whole safety protection net is hoisted, after the safety protection net is hoisted to the region of an upper working platform, the safety protection net and the working platform are clamped through the clamping units 4 by upper receiving personnel, the hoisting matching is still needed at the moment, the pressing plates in each clamping unit 4 are firstly disassembled from the locking nuts, and the fixing plates are arranged below the working platform, during hoisting, the position of the fixing plate is convenient to adjust, the pressing plate and the locking nuts are sleeved on the positioning bolts one by one after adjustment and are screwed properly to ensure a certain clamping force but can not be clamped completely, after a certain clamping force is applied, the angle of the safety protection net is finely adjusted by a worker so that the clamping unit can reach the maximum clamping area, after fine adjustment, the locking nuts are screwed down to clamp the pressing plate and the fixing plate on a working platform, after reinforcement, the safety protection net is detached from a hoisting part, fixing sleeves at two ends of the upper beam 1 and the lower beam 5 are opened, after two side vertical plates 2 are taken out from a one-number through groove, the upper beam 1 is pulled to increase the distance between the upper beam 1 and the lower beam 5, the other ends of the side vertical plates 2 are arranged at corresponding two-number connecting lugs in the lower beam 5 and are fixedly connected through bolts, an integral structure of the safety protection net and connecting holes on the side vertical plates 2 are realized, can be fixed through carrying out the steel wire to the stand of work platform both sides, or process drilling to the stand to connect through bolt and nut mechanism offside riser 2 and stand, increase the fastening nature of safety protection net installation.
Claims (8)
1. A safety protection net for constructional engineering, which is characterized in that: the safety protection net comprises an upper beam (1), a lower beam (5), two side vertical plates (2), M middle stretching units (3) and N clamping units (4), wherein M is a positive integer, and N is a positive integer;
a first through groove is formed in the top of the upper beam (1) along the length extension direction of the upper beam (1), a first slide way is formed in the bottom of the upper beam (1) along the length extension direction of the upper beam (1), and a group of first connecting lugs are fixedly connected to two ends of the upper beam (1) respectively;
a second slideway is processed at the top of the lower beam (5) along the length extension direction of the lower beam (5), and a group of second connecting lugs are fixedly connected to two ends of the lower beam (5) respectively;
the utility model discloses a length extension direction equidistance installation of underbeam (5) is followed to upper beam (1), the top beam (1) sets up the top in underbeam (5), two side riser (2) set up the both ends in upper beam (1) respectively, the one end setting of every side riser (2) is in a set of engaging lug that corresponds in upper beam (1), and every side riser (2) are articulated with an engaging lug, the other end setting of every side riser (2) is in a set of engaging lug No. two that correspond in underbeam (5), and every side riser (2) is connected with the engaging lug dismantlement No. two, M individual middle part tensile unit (3) are installed between upper beam (1) and underbeam (5) along the length extension direction equidistance of underbeam (1), the length extension direction equidistance rigid coupling of N individual centre gripping unit (4) along underbeam (5) is in one side of underbeam (5).
2. A safety net for construction work according to claim 1, wherein: the middle stretching unit (3) comprises two fixed blocks, two sliding blocks and a plurality of X-shaped structure modules;
the X-shaped structure module comprises two connecting plates which are arranged in an X shape, and the joint of the two connecting plates is hinged through a rotating shaft;
the X-shaped structure modules are sequentially arranged from top to bottom, two adjacent X-shaped structure modules are hinged, two support legs in the X-shaped structure module positioned at the top end are respectively hinged with one fixed block and one sliding block, two support legs in the X-shaped structure module positioned at the bottom end are respectively hinged with the other fixed block and the other sliding block, the fixed block arranged on the X-shaped structure module positioned at the top end is fixedly connected on a first slideway, the sliding block arranged on the X-shaped structure module positioned at the top end is arranged on the first slideway, and the sliding block arranged on the X-shaped structure module at the top end is connected with the first slide way in a sliding manner, the fixed block arranged on the X-shaped structure module at the bottom end is fixedly connected on the second slide way, the sliding block arranged on the X-shaped structure module at the bottom end is arranged on the second slide way, and the sliding block arranged on the X-shaped structure module at the bottom end is connected with the second slide way in a sliding manner.
3. A safety net for construction work according to claim 2, wherein: the length of the first slideway is the same as that of the second slideway, and M-1 limiting blocks (6) are respectively arranged on the first slideway and the second slideway.
4. A safety net for construction work according to claim 3, wherein: the width of the first through groove is larger than the thickness of the side vertical plates (2), and the length of the upper beam (1) is larger than the sum of the lengths of the two side vertical plates (2).
5. A safety net for construction work according to claim 4, wherein: the clamping unit (4) comprises a fixing plate, a pressing plate, a positioning stud and a locking nut;
one end of the fixing plate is fixedly connected with one side of the lower beam (5), the positioning stud is arranged on the upper surface of the fixing plate and is arranged close to the lower beam (5), one end of the positioning stud is fixedly connected with the upper surface of the fixing plate, the pressing plate sleeve is arranged on the positioning stud, the locking nut is arranged above the pressing plate and is sleeved on the positioning stud, and the locking nut is in threaded connection with the positioning stud.
6. A safety net for construction work according to claim 5, wherein: the value range of M is 2-6.
7. A safety net for construction work according to claim 6, wherein: the value range of N is 2-6.
8. A safety net for construction work according to claim 6, wherein: the front side of the side vertical plate (2) is provided with a plurality of connecting through holes at equal intervals along the length direction of the side vertical plate (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120507438.4U CN214575913U (en) | 2021-03-10 | 2021-03-10 | Safety protection net that building engineering used |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120507438.4U CN214575913U (en) | 2021-03-10 | 2021-03-10 | Safety protection net that building engineering used |
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| CN214575913U true CN214575913U (en) | 2021-11-02 |
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| CN202120507438.4U Active CN214575913U (en) | 2021-03-10 | 2021-03-10 | Safety protection net that building engineering used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030542A (en) * | 2022-07-21 | 2022-09-09 | 刘爽 | Anti-falling-from-high-altitude security device for building engineering reserved window and using method |
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2021
- 2021-03-10 CN CN202120507438.4U patent/CN214575913U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030542A (en) * | 2022-07-21 | 2022-09-09 | 刘爽 | Anti-falling-from-high-altitude security device for building engineering reserved window and using method |
| CN115030542B (en) * | 2022-07-21 | 2024-05-03 | 广东志创建设工程有限公司 | High-altitude object falling prevention security device for reserved window of building engineering and use method |
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