CN113216666A - Rolling type dense mesh net - Google Patents
Rolling type dense mesh net Download PDFInfo
- Publication number
- CN113216666A CN113216666A CN202110490024.XA CN202110490024A CN113216666A CN 113216666 A CN113216666 A CN 113216666A CN 202110490024 A CN202110490024 A CN 202110490024A CN 113216666 A CN113216666 A CN 113216666A
- Authority
- CN
- China
- Prior art keywords
- mesh net
- dense mesh
- rod
- fixing
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3266—Safety nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/02—Supporting web roll
- B65H18/026—Cantilever type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Building Awnings And Sunshades (AREA)
Abstract
The application relates to a roller shutter type dense mesh net, belonging to the field of high-altitude building construction; the device comprises an installation mechanism, a wind-up roll and a dense mesh net; the dense mesh net is wound on a winding roller; the mounting mechanism comprises a cross shaft arranged on the top surface of the floor, a support frame for supporting the cross shaft and the winding roller and a fixing frame for fixing the mesh-sealing net; the upper end of the supporting frame and the side wall on one side are respectively and fixedly connected with a U-shaped frame and an installation frame which are respectively used for supporting the transverse shaft and the winding roller; the mount includes fixed plate and telescopic link, the upper end and the floor top surface butt of telescopic link, and the lower extreme and the fixed plate of telescopic link are connected, and the telescopic link extension makes the fixed plate tightly press on the floor bottom surface with the tip of dense mesh net. The application has the advantages that the installation of the dense mesh net is convenient, the damage to the dense mesh net in the installation process is reduced, the service life of the dense mesh net is prolonged, and the dense mesh net can be reused.
Description
Technical Field
The application relates to the field of high-altitude building construction, in particular to a roller shutter type dense mesh net.
Background
The dense mesh net is one kind of safety net, and the safety net is one protecting net set below or beside high altitude building equipment for installation and technological performance to prevent accident caused by falling of people and article. The dense mesh type safety net is generally adopted in constructional engineering, and mainly has the purpose of on-site safety protection of constructional engineering. Can effectively prevent various objects on the construction site from freely falling, thereby generating the buffer effect.
In view of the above related technologies, the inventor thinks that the existing dense mesh net needs to be fixed by screws, steel wire ropes and the like in the installation process, and the fixation process is inconvenient and easy to damage the dense mesh net.
Disclosure of Invention
In order to facilitate installation of the dense mesh net and reduce damage to the dense mesh net, the application provides the roller shutter type dense mesh net.
The application provides a roll up close mesh net of curtain formula adopts following technical scheme:
a roller shutter type dense mesh net comprises an installation mechanism, a wind-up roller and a dense mesh net; the dense mesh net is wound on a winding roller;
the mounting mechanism comprises a cross shaft arranged on the top surface of the floor, a support frame for supporting the cross shaft and the winding roller and a fixing frame for fixing the mesh-sealing net;
the upper end of the supporting frame and the side wall on one side are respectively and fixedly connected with a U-shaped frame and an installation frame which are respectively used for supporting the transverse shaft and the winding roller;
the mount includes fixed plate and telescopic link, the upper end and the floor top surface butt of telescopic link, and the lower extreme and the fixed plate of telescopic link are connected, and the telescopic link extension makes the fixed plate tightly press on the floor bottom surface with the tip of dense mesh net.
By adopting the technical scheme, the dense mesh net can be quickly installed and fixed through the matching of the supporting frame and the fixing frame; the supporting frame supports the cross shaft and the winding roller simultaneously, the structure of the installation mechanism is reduced, the erection of the installation mechanism is facilitated, the cross shaft enables the dense mesh net drawn out from the winding roller to be in a vertical state, and then the other end of the dense mesh net is fixed on the bottom surface of a floor by the aid of the fixing frame, so that the installation of the dense mesh net can be completed, the installation is facilitated, and the effect of the dense mesh net cannot be influenced; the telescopic rod makes the both ends of mount butt respectively at the top surface of floor, bottom surface to fixing the tip of close mesh net, not needing extra bolt, make things convenient for the installation of mount fixed, do not have the bolt can not lead to the fact the damage to close mesh net, increase the life of close mesh net, make close mesh net can used repeatedly.
Optionally, the support frame includes a lifting rod and a plurality of support rods uniformly arranged around the lifting rod;
the lower extreme fixedly connected with of lifter has a plurality of diaphragms, and diaphragm and bracing piece one-to-one set up, and the one end that the lifter was kept away from to the diaphragm is articulated with bracing piece length direction's middle part, makes the bracing piece can swing.
Through adopting above-mentioned technical scheme, the angle between bracing piece and the lifter can be adjusted, so can make the inclination of bracing piece adjust, so make the bracing piece can prop up the lifter different height, and then make the support frame can use the floor of co-altitude not, so roll up the close mesh net of curtain formula and can be suitable for the floor of co-altitude not.
Optionally, the lifting rod is sleeved with a circular ring, the circular ring is in threaded fit with the lifting rod, the cross section of the circular ring is in a right trapezoid shape, and one end of the circular ring with the short outer diameter faces downwards.
Through adopting above-mentioned technical scheme, the angular adjustment of bracing piece is accomplished the back, can produce under the gravity of self and rotate, and at this moment, only need rotate the ring just can make the bracing piece can not produce and rotate, and then make things convenient for the bracing piece to adjust after fixed, make things convenient for the erection installation of support frame more.
Optionally, the telescopic link includes the dead lever of fixed connection on the fixed plate and overlaps the sleeve in the dead lever upper end, sleeve and dead lever screw-thread fit, and the sleeve can be along the up-and-down motion of dead lever, and telescopic upper end is rotated and is connected with the montant, and the upper end of montant can the butt on the floor top surface.
Through adopting above-mentioned technical scheme, the reciprocating of montant is conveniently adjusted to muffjoint dead lever and montant, and montant and muffjoint rotate to be connected, can not rotate when making montant and floor top surface contact, and then avoid the montant to produce wearing and tearing.
Optionally, the number of the fixing frames is multiple, and the fixing frames are uniformly distributed along the width direction of the dense mesh net.
Through adopting above-mentioned technical scheme, a plurality of mounts can constitute simple rail guard, reduce the impact that the debris that expense was reduced in the work progress caused to dense mesh net, increase dense mesh net's life, can also increase dense mesh net's barrier propterty.
Optionally, one end of the wind-up roll is fixedly connected with a limit shaft, a bearing is sleeved on the limit shaft, an inner ring of the bearing is fixedly connected with the limit shaft, and an outer ring of the axis is detachably connected with the mounting plate;
the limiting shaft is further sleeved with a torsion spring, and two ends of the torsion spring are fixedly connected with the limiting shaft and the outer ring of the bearing respectively.
Through adopting above-mentioned technical scheme, under the effect of torsional spring, can continuously exert reverse effort to the wind-up roll, so when dense mesh net produced lax, the wind-up roll was rolled up dense mesh net under the drive of torsional spring to make dense mesh net be in the state of tensioning, improve the protection security of dense mesh net.
Optionally, a safety device is arranged at one end of the cross shaft, the safety device comprises a cross rod arranged at one end of the cross shaft, and the cross rod and the cross shaft are arranged in parallel;
the transverse rod is sleeved with a conical roller, the conical roller is in threaded fit with the transverse rod, and the conical roller can reciprocate along the length direction of the transverse rod.
By adopting the technical scheme, when the dense mesh net is impacted and the dense mesh net is lengthened, the tapered roller is in contact with the dense mesh net at the moment, so the tapered roller can rotate, and the tapered roller can move towards the middle of the transverse shaft under the action of the threads, so that the distance between the transverse shaft and the tapered roller is reduced, the dense mesh net is clamped, the length of the dense mesh net cannot be too long, and the protection performance of the dense mesh net is further improved.
Optionally, the cross bar is fixedly connected with a fixing ring, and a spring is sleeved on the cross bar;
set up the annular recess that can hold spring and solid fixed ring of round on the inner wall of conical rollers, gu fixed ring lies in the one end setting that the horizontal pole is close to the connecting rod, the both ends butt respectively of spring is on solid fixed ring and the inner wall that the recess is close to the little one end of conical rollers diameter.
Through adopting above-mentioned technical scheme, the spring can make the conical rollers keep the state of contacting with dense mesh net to make the conical rollers can rotate along with the removal of dense mesh net, can press from both sides tight mesh net tight when the dense mesh net receives the impact and pulls out, thereby further improve the safety protection's of dense mesh net performance.
Optionally, the end of the cross rod is fixedly connected with a connecting rod, the connecting rod is perpendicular to the cross rod, one end of the connecting rod, far away from the cross rod, is fixedly connected with an inserting rod, and the inserting rod is inserted into the U-shaped frame.
Through adopting above-mentioned technical scheme, the spliced pole is pegged graft on U type frame to make the convenient dismantlement of safety device and installation, when setting up dense mesh net, safety device can not lead to the fact the influence to the installation of dense mesh net.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the dense mesh net can be rapidly installed through the matching of the supporting frame, the mounting frame and the transverse shaft, the construction efficiency is improved, meanwhile, the dense mesh net is fixed through the fixing frame, tools such as additional screws are not needed for fixing, the damage to the dense mesh net and floors is reduced, the dense mesh net can be recycled, the floors are not needed to be restored, and the like, and the construction efficiency is further improved;
2. the safety device is arranged at two ends of the cross shaft, when the winding roller tensions the dense mesh net, the conical roller in the safety device moves towards the direction far away from the middle of the cross shaft, the distance between the conical roller and the cross shaft is increased, the movement of the dense mesh net cannot be influenced, when the dense mesh net is impacted and stretched, the conical roller is driven to move towards the direction close to the middle of the cross shaft, the distance between the conical roller and the cross shaft is reduced, and the cross shaft and the conical roller clamp the dense mesh net, so that the overlong stretching of the dense mesh net can be avoided, and the safety protection performance of the dense mesh net is improved.
Drawings
Fig. 1 is a schematic view of the installation state of the rolling blind mesh network in the embodiment.
Fig. 2 is a schematic structural view of the support frame in the embodiment.
FIG. 3 is a schematic view of the embodiment highlighting the torsion spring.
Fig. 4 is a partial sectional view showing the structure of the safety device in the embodiment.
Description of reference numerals: 1. a dense mesh net; 2. a wind-up roll; 21. a limiting shaft; 22. a bearing; 23. a limiting plate; 24. a torsion spring; 3. a horizontal axis; 4. a support frame; 41. a lifting rod; 42. a support bar; 43. a transverse plate; 44. a circular ring; 45. a U-shaped frame; 46. a support plate; 47. mounting a plate; 5. a fixed mount; 51. a fixing plate; 52. fixing the rod; 53. a sleeve; 54. a vertical rod; 6. a safety device; 61. a connecting rod; 62. a cross bar; 63. a plug rod; 64. a tapered roller; 641. a groove; 642. a spring; 643. and (4) fixing the ring.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a roller shutter type dense mesh net. Referring to fig. 1, the roller shutter type dense mesh net comprises a dense mesh net 1, a wind-up roll 2 and an installation mechanism; the dense mesh net 1 is wound on a winding roller 2, and the winding roller 2 is installed between floors by an installation mechanism; the mounting mechanism comprises a transverse shaft 3, a support frame 4 and a fixing frame 5, the support frame 4 fixes the transverse shaft 3 and the winding roller 2 at positions close to the top surface of the floor, and the transverse shaft 3 and the winding roller 2 are arranged in parallel; dense mesh net 1 stretches out from wind-up roll 2, and dense mesh net 1 becomes vertical extending direction through cross axle 3 by the horizontally extending direction, thereby make dense mesh net 1 shelter from between the floor, mount 5 fixes the free end of dense mesh net 1, thereby it is fixed to accomplish the installation of dense mesh net 1, make dense mesh net 1 can play the effect of protection, and make things convenient for the installation of dense mesh net 1, after the construction is accomplished, still conveniently regain dense mesh net 1, be convenient for used repeatedly.
Referring to fig. 2, the number of the support frames 4 is two and is respectively arranged at the two ends of the cross shaft 3 and the wind-up roll 2; the support frame 4 comprises a lifting rod 41 and a plurality of support rods 42 arranged at the lower end of the lifting rod 41; the plurality of support rods 42 are uniformly distributed around the axis of the lifting rod 41, the lower end of the lifting rod 41 is fixedly connected with a plurality of transverse plates 43, the transverse plates 43 and the support rods 42 are arranged in a one-to-one correspondence manner, and the support rods 42 are hinged with the transverse plates 43, so that the support rods 42 can swing along a hinged point; the height of the lifting rod 41 can be changed by changing the angle between the supporting rod 42 and the lifting rod 41, so that the height of the lifting rod 41 can be controlled, and the supporting frame 4 can be adapted to floors with different heights.
Referring to fig. 2, the lifting rod 41 is further sleeved with a ring 44, the ring 44 is in threaded fit with the lifting rod 41, and the ring 44 can move on the lifting rod 41 along the axis of the lifting rod 41 by rotating the ring 44. The cross section of ring 44 is right trapezoid, the little one end of ring 44 external diameter sets up towards diaphragm 43, the upper end of bracing piece 42 and the outer wall butt of ring 44, the event removes ring 44 and just can change the distance of bracing piece 42 upper end and lifter 41, and then change the angle between bracing piece 42 and the lifter 41, the lower extreme butt of bracing piece 42 is on the floor bottom surface, and then on the floor bottom surface that makes support frame 4 stand up, the change of the contained angle number of degrees between bracing piece 42 and the lifter 41, can make the high production of lifter 41 change, and then make support frame 4 use not high floor, and adopt the wobbling mode of bracing piece 42 to change the height of lifter 41, and is more convenient, improve the efficiency of installation support frame 4.
Referring to fig. 2, a U-shaped frame 45 with an upward opening is fixedly connected to the upper end of the lifting rod 41, two ends of the cross shaft 3 are respectively positioned in the U-shaped frames 45 on the two support frames 4, the end of the U-shaped frame 45 abuts against the top surface of the floor, the support rod 42 abuts against the bottom surface of the floor, and then two ends of the support frame 4 abut against the bottom surface and the top surface of the floor respectively, so that the support frame 4 is installed, and the height of the U-shaped frame 45 is greater than the diameter of the cross shaft 3, so that the rotation of the cross shaft 3 is not affected.
Referring to fig. 2, a supporting plate 46 is fixedly connected to a side wall of the lifting rod 41, the supporting plate 46 is perpendicular to an axis of the lifting rod 41, a half-moon-shaped mounting plate 47 is fixedly connected to one end of the supporting plate 46 far away from the lifting rod 41, and an end portion of the winding roller 2 is located in the mounting plate 47, so that the winding roller 2 can be mounted on the supporting frame 4 by matching the supporting plate 46 and the mounting plate 47.
Referring to fig. 2 and 3, the one end of wind-up roll 2 is the spacing axle 21 of fixedly connected with still, spacing axle 21 and wind-up roll 2 coaxial arrangement, and the cover is equipped with bearing 22 on the spacing axle 21, the inner circle of bearing 22 and spacing axle 21 fixedly connected with, the limiting plate 23 of two symmetries of fixedly connected with on the outer lane of bearing 22, limiting plate 23 passes through the removable selection of bolt and connects on mounting panel 47, still the cover is equipped with torsional spring 24 on the spacing axle 21, the both ends of torsional spring 24 respectively with spacing axle 21 and bearing 22's outer lane + fixed connection, so when the mesh net 1 on wind-up roll 2 stretches out, torsional spring 24 can hold the power, exert the direction turning force to wind-up roll 2, thereby make wind-up roll 2 have the effect of tensioning, make mesh net 1 can keep the effect of tensioning, improve mesh net 1's safety protection effect.
Referring to fig. 3 and 4, the safety devices 6 are arranged at both ends of the cross shaft 3, each safety device 6 comprises a connecting rod 61, a cross rod 62 and an inserting rod 63, the cross rods 62 and the inserting rods 63 are arranged at both ends of the connecting rod 61, the inserting rods 63 and the cross rods 62 are perpendicular to the connecting rod 61, the inserting rods 63 and the cross rods 62 are parallel to the cross shaft 3, the inserting rods 63 are inserted in the U-shaped frames 45, the cross rod 62 is provided with a tapered roller 64, the tapered roller 64 is in threaded fit with the cross rod 62, and one end of the tapered roller 64 with a small diameter faces the middle of the cross shaft 3; the dense mesh net 1 passes between the conical roller 64 and the transverse shaft 3, and the dense mesh net 1 is simultaneously contacted with the conical roller 64 and the surface of the transverse shaft 3; the dense mesh net 1 is arranged at the end part of the floor, so that the danger caused by falling of sundries during the construction inside the floor is avoided, but in the construction process, broken stones can be splashed, the impact is caused to the dense mesh net 1, when the dense mesh net 1 is impacted, the dense mesh net 1 wound on the winding roller 2 is stretched, further, the length of the dense mesh net 1 which plays a role of protection is increased, the dense mesh net 1 is firstly protruded to easily cause the falling of sundries, so a safety device 6 is arranged, when the fine mesh net 1 is drawn out, the tapered roller 64 is rotated by the movement of the fine mesh net 1, and under the screw action, the tapered roller 64 is moved toward the middle of the horizontal shaft 3, further, the distance between the tapered roller 64 and the transverse shaft 3 is reduced, and at the moment, the tapered roller 64 and the transverse shaft 3 can clamp the dense mesh net 1, so that the dense mesh net 1 is prevented from being stretched too long due to impact, and the protection capability of the dense mesh net 1 is improved.
Referring to fig. 4, the inner wall of the tapered roller 64 is provided with a ring-shaped groove 641, and a spring 642 and a fixing ring 643 sleeved on the cross bar 62 are arranged in the groove 641; the fixing ring 643 is disposed at one end of the cross bar 62 close to the connecting rod 61, the fixing ring 643 is fixedly connected to the cross bar 62, and two ends of the spring 642 respectively abut against the fixing ring 643 and the inner wall of the groove 641 close to the end with the small diameter of the tapered roller 64; when the wind-up roll 2 tensions the fine mesh net 1, the taper roll 64 moves in a direction away from the center of the lateral shaft 3, and finally the taper roll 64 does not contact the fine mesh net 1, and the taper roll 64 cannot perform the safety protection function, so that the spring 642 is provided, and the spring 642 can maintain the taper roll 64 in contact with the fine mesh net 1, thereby performing the safety protection function.
Referring to fig. 1, mount 5 is a plurality of, and a plurality of mounts 5 are along the width direction evenly distributed of dense mesh net 1, mount 5 includes fixed plate 51 and telescopic link, fixed plate 51 presses dense mesh net 1 subaerial, the telescopic link is installed on fixed plate 51, and the upper end and the floor top surface butt of telescopic link, thereby exert pressure to fixed plate 51, make fixed plate 51 fix dense mesh net 1, do not need bolt all auxiliary members to the fixed in-process of dense mesh net 1, can not lead to the fact the damage to dense mesh net 1, thereby make dense mesh net 1 can retrieve and recycle.
Referring to fig. 1, the telescopic rod comprises a fixed rod 52 fixedly connected to the fixed plate 51 and a sleeve 53 sleeved on the upper end of the fixed rod 52, the sleeve 53 is in threaded fit with the fixed rod 52, the sleeve 53 can move up and down along the fixed rod 52, the upper end of the sleeve 53 is rotatably connected with a vertical rod 54, and the upper end of the vertical rod 54 can abut against the top surface of a floor, so that the telescopic rod can be extended and contracted by rotating the sleeve 53, and the fixed plate 51 can be enabled to compress the dense mesh net 1 on the bottom surface of the floor by the telescopic rod.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A roller shutter type dense mesh net is characterized in that: comprises a mounting mechanism, a winding roller (2) and a dense mesh net (1); the dense mesh net (1) is wound on a winding roller (2);
the mounting mechanism comprises a transverse shaft (3) arranged on the top surface of the floor, a support frame (4) for supporting the transverse shaft (3) and the winding roller (2), and a fixing frame (5) for fixing the dense mesh net (1);
the upper end of the supporting frame (4) and the side wall of one side are respectively fixedly connected with a U-shaped frame (45) and an installation frame which are respectively used for supporting the transverse shaft (3) and the winding roller (2);
the fixing frame (5) comprises a fixing plate (51) and a telescopic rod, the upper end of the telescopic rod is abutted to the top surface of the floor, the lower end of the telescopic rod is connected with the fixing plate (51), and the telescopic rod extends to enable the fixing plate (51) to tightly press the end part of the dense mesh net (1) on the bottom surface of the floor.
2. The rolling blind type dense mesh net according to claim 1, characterized in that: the support frame (4) comprises a lifting rod (41) and a plurality of support rods (42) which are uniformly arranged around the lifting rod (41);
the lower extreme fixedly connected with of lifter (41) has a plurality of diaphragm (43), and diaphragm (43) and bracing piece (42) one-to-one set up, and the one end that lifter (41) were kept away from in diaphragm (43) is articulated with bracing piece (42) length direction's middle part, makes bracing piece (42) can swing.
3. The rolling blind type dense mesh net according to claim 2, characterized in that: the lifting rod (41) is sleeved with a circular ring (44), the circular ring (44) is in threaded fit with the lifting rod (41), the cross section of the circular ring (44) is in a right trapezoid shape, and one end of the circular ring (44) with the short outer diameter faces downwards.
4. The rolling blind type dense mesh net according to claim 1, characterized in that: the telescopic rod comprises a fixing rod (52) fixedly connected to the fixing plate (51) and a sleeve (53) sleeved at the upper end of the fixing rod (52), the sleeve (53) is in threaded fit with the fixing rod (52), the sleeve (53) can move up and down along the fixing rod (52), the upper end of the sleeve (53) is rotatably connected with a vertical rod (54), and the upper end of the vertical rod (54) can abut against the top surface of a floor.
5. The rolling blind type dense mesh net according to claim 1, characterized in that: the number of the fixing frames (5) is multiple, and the fixing frames (5) are uniformly distributed along the width direction of the dense mesh net (1).
6. The rolling blind type dense mesh net according to claim 1, characterized in that: one end of the winding roller (2) is fixedly connected with a limiting shaft (21), a bearing (22) is sleeved on the limiting shaft (21), the inner ring of the bearing (22) is fixedly connected with the limiting shaft (21), and the outer ring of the axis is detachably connected with the mounting plate (47);
the limiting shaft (21) is further sleeved with a torsion spring (24), and two ends of the torsion spring (24) are fixedly connected with the limiting shaft (21) and the outer ring of the bearing (22) respectively.
7. The rolling blind type dense mesh net according to claim 1, characterized in that: one end of the transverse shaft (3) is provided with a safety device (6), the safety device (6) comprises a transverse rod (62) arranged at one end of the transverse shaft (3), and the transverse rod (62) and the transverse shaft (3) are arranged in parallel;
the cross rod (62) is sleeved with a tapered roller (64), the tapered roller (64) is in threaded fit with the cross rod (62), and the tapered roller (64) can reciprocate along the length direction of the cross rod (62).
8. The rolling blind type dense mesh net according to claim 7, characterized in that: the transverse rod (62) is fixedly connected with a fixing ring (643), and a spring (642) is sleeved on the transverse rod (62);
the inner wall of the conical roller (64) is provided with a ring-shaped groove (641) capable of accommodating a spring (642) and a fixing ring, the fixing ring (643) is arranged at one end of the cross rod (62) close to the connecting rod (61), and two ends of the spring (642) are respectively abutted against the fixing ring (643) and the inner wall of the groove (641) close to one end of the conical roller (64) with a small diameter.
9. The rolling blind type dense mesh net according to claim 7, characterized in that: fixedly connected with connecting rod (61) on the tip of horizontal pole (62), connecting rod (61) perpendicular to horizontal pole (62), one end fixedly connected with peg graft pole (63) that horizontal pole (62) were kept away from in connecting rod (61), peg graft pole (63) are pegged graft on U type frame (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110490024.XA CN113216666B (en) | 2021-05-06 | 2021-05-06 | Rolling type dense mesh net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110490024.XA CN113216666B (en) | 2021-05-06 | 2021-05-06 | Rolling type dense mesh net |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113216666A true CN113216666A (en) | 2021-08-06 |
| CN113216666B CN113216666B (en) | 2022-09-16 |
Family
ID=77091017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110490024.XA Active CN113216666B (en) | 2021-05-06 | 2021-05-06 | Rolling type dense mesh net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113216666B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113693424A (en) * | 2021-08-25 | 2021-11-26 | 深圳市大红点装饰有限公司 | Elevator hall passageway anti-skid structure and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108751064A (en) * | 2018-07-13 | 2018-11-06 | 何朋飞 | A kind of hoistable platform protective device |
| CN209539383U (en) * | 2019-01-28 | 2019-10-25 | 北京天地华泰矿业管理股份有限公司 | A kind of automatic telescopic hydraulic support protecting screen structure |
| CN111021820A (en) * | 2019-11-18 | 2020-04-17 | 贵州电网有限责任公司 | Portable quick installation safety purse seine device of easily accomodating of multipurpose |
| CN112302520A (en) * | 2020-11-03 | 2021-02-02 | 温州康陀信息技术有限公司 | Windproof intelligent security curtain |
| CN213063203U (en) * | 2020-07-23 | 2021-04-27 | 北京碧鑫水务有限公司 | Temporary edge maintenance device for linear engineering |
-
2021
- 2021-05-06 CN CN202110490024.XA patent/CN113216666B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108751064A (en) * | 2018-07-13 | 2018-11-06 | 何朋飞 | A kind of hoistable platform protective device |
| CN209539383U (en) * | 2019-01-28 | 2019-10-25 | 北京天地华泰矿业管理股份有限公司 | A kind of automatic telescopic hydraulic support protecting screen structure |
| CN111021820A (en) * | 2019-11-18 | 2020-04-17 | 贵州电网有限责任公司 | Portable quick installation safety purse seine device of easily accomodating of multipurpose |
| CN213063203U (en) * | 2020-07-23 | 2021-04-27 | 北京碧鑫水务有限公司 | Temporary edge maintenance device for linear engineering |
| CN112302520A (en) * | 2020-11-03 | 2021-02-02 | 温州康陀信息技术有限公司 | Windproof intelligent security curtain |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113693424A (en) * | 2021-08-25 | 2021-11-26 | 深圳市大红点装饰有限公司 | Elevator hall passageway anti-skid structure and installation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113216666B (en) | 2022-09-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113216666B (en) | Rolling type dense mesh net | |
| CN113385620A (en) | Distance-adjustable rotating roller for gauze processing and use method thereof | |
| CN113373923A (en) | Piling device convenient for depth adjustment and using method thereof | |
| CN210847787U (en) | Tower section of thick bamboo veneer reeling bracket device and tower section of thick bamboo veneer reeling machine | |
| CN212527439U (en) | String pipe shock mount and pipe truss processingequipment | |
| CN110965799B (en) | Building construction safety device | |
| CN115898065A (en) | Reinforcing apparatus with adjustable restore ancient building is used | |
| CN214652707U (en) | Device capable of realizing automatic winding of flexible wire harness pipe | |
| CN114601282A (en) | On-spot display device of planning drawing of reducible space of zooming for engineering design | |
| CN218375460U (en) | Building construction protection shed that protecting effect is good | |
| CN110259082B (en) | Electric bridge type scaffold | |
| CN114790834B (en) | Anti-falling device for building construction | |
| CN219973969U (en) | Construction protection canopy | |
| CN213226523U (en) | Winding device for non-woven fabric punching equipment | |
| CN217322835U (en) | More even line frame of threading | |
| CN111519534B (en) | Prestressed anchor bolt tensioning construction process | |
| CN221073746U (en) | Protective equipment for building engineering construction | |
| CN218809265U (en) | Coiling mechanism is used in embryo cloth production | |
| CN216211682U (en) | A exercise equipment for training unmanned aerial vehicle controls | |
| CN219298698U (en) | Adjustable support frame for construction site | |
| CN211949712U (en) | Double-layer safety net for assembly type building construction | |
| CN214834560U (en) | A liftable scaffold frame for building engineering | |
| CN117266533A (en) | Building scaffold building auxiliary device and method | |
| CN219672045U (en) | Scaffold for building electromechanical installation engineering | |
| CN216686924U (en) | Cable blowing device for communication engineering construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100071 Nord tower 1, 128 South Fourth Ring Road West, Fengtai District, Beijing. Patentee after: China Railway Construction Engineering Group Patentee after: China Railway Construction Group No.2 Construction Co.,Ltd. Address before: 100071 Nord tower 1, 128 South Fourth Ring Road West, Fengtai District, Beijing. Patentee before: China Railway Construction Engineering Group Patentee before: CHINA RAILWAY CONSTRUCTION ENGINEERING GROUP SHANDONG Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |