CN115288517B - Safety guard rail for building construction - Google Patents
Safety guard rail for building construction Download PDFInfo
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- CN115288517B CN115288517B CN202211107221.XA CN202211107221A CN115288517B CN 115288517 B CN115288517 B CN 115288517B CN 202211107221 A CN202211107221 A CN 202211107221A CN 115288517 B CN115288517 B CN 115288517B
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- 238000009435 building construction Methods 0.000 title claims description 12
- 230000008093 supporting effect Effects 0.000 claims abstract description 39
- 238000010276 construction Methods 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 abstract description 15
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000002829 reductive effect Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
A safety guard rail for construction, comprising: the guardrail structure comprises a pair of upright posts, an upper cross beam and a lower cross beam, wherein the upper cross beam and the lower cross beam are arranged on the upper side and the lower side of the single upright post; the connecting structure comprises an adjusting stud and a supporting rod; the locking mechanism comprises a first sliding block and a second sliding block which are respectively arranged on two sides of the adjusting stud, a third sliding block which is arranged on one side of the supporting rod and is positioned at the lower end of the first sliding block, a fourth sliding block which is arranged on the other side of the supporting rod and is positioned at the lower end of the second sliding block, a first connecting plate, two ends of which are respectively hinged with the first sliding block and the fourth sliding block, and a second connecting plate, two ends of which are respectively hinged with the second sliding block and the third sliding block, wherein the middle parts of the first connecting plate and the second connecting plate are overlapped and are connected through a hinge part; the hinge part is used for fixing the first connecting plate and the second connecting plate by locking an included angle formed by the first connecting plate and the second connecting plate. The invention has the advantages of high installation efficiency, high flexibility and strong practicability.
Description
Technical Field
The invention belongs to the technical field of building construction protection mechanisms, and particularly relates to a safety guard rail for building construction.
Background
In the construction of a building, in order to ensure the safety of a construction area, guard rails are arranged on the periphery of some special construction areas. On one hand, the protective guard is used as a reminding function, so that danger caused by a non-constructor entering a construction area by mistake is avoided; on the other hand, the anti-falling device can generate a blocking effect and prevent falling hazards of personnel, construction vehicles and the like.
In order to improve adaptability, the conventional protective guard for building construction can generally expand the range, namely: the guard rail is made into two parts, and the range of the guard rail is expanded through the intervention of components such as a connecting rod piece, but the movement, locking and the like of the guard rail in the adjusting process are troublesome. The existing guard rail for building construction has the problem that safety is insufficient in the actual use process, and because a plurality of field operations such as material transportation exist on a construction site, whether collision or ground vibration caused by construction operation of a foundation are caused, the installation stability of the guard rail is easily damaged, so that potential safety hazards exist in the use of the guard rail for building construction.
The application publication number CN113775242A discloses a guard rail for house construction, including a set of guardrail mechanism, the device adjusts the part that the double-screw bolt is not connected to the entablature and support the part that the member is not connected to the entablature between set up side by side and a plurality of movable member, through the cooperation of first locking axle and to lock nut, on the member fixed mounting support member in advance, on the regulation double-screw bolt is buckled at the reverse L shape traction plate top again, accomplish the fixed of reverse L shape traction plate with the second locking axle and corresponding adjusting nut screw at last for the firm installation of movable member.
But this device also has the following problems: 1. the number of locking points is too large, each movable rod piece is required to be connected with the support rod piece and the adjusting stud respectively by a first locking shaft and a second locking shaft, and the movable rod pieces are also required to be fixed by screwing nuts, so that the mounting and dismounting difficulties and time are increased along with the increase of the movable rod pieces; 2. interfering with the fine adjustment effect, the adjusting stud can not be fine-adjusted after the movable rod piece is installed; 3. the installation accuracy of the movable rod piece is not high, and after the fixed position of the first locking shaft is determined by the installation hole, a traction fixing structure connected with the second locking shaft is easy to slide on the adjusting stud, so that the whole movable rod piece is inclined, and the supporting and stabilizing effects are lost; 4. the steps are complicated, the installation and the fixation of each structure of the whole device are in a formulated sequence, and the learning difficulty of staff is high and the flexible application is difficult.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a safety guard rail for building construction, which can effectively solve the above problems of the prior art.
In order to achieve the above object, the technical scheme of the present invention is as follows:
A safety guard rail for construction, comprising:
The guardrail structure comprises a pair of upright posts, an upper cross beam and a lower cross beam, wherein the upper cross beam and the lower cross beam are arranged on the upper side and the lower side of the single upright post, the end, which is not connected with the upright post, of the two upper cross beams is respectively provided with an internal threaded hole with opposite rotation directions, and the end, which is not connected with the upright post, of the two lower cross beams is respectively provided with a guide groove;
The connecting structure comprises an adjusting stud, a supporting rod and a connecting rod, wherein external threads with opposite rotation directions are respectively arranged on two sides of the adjusting stud and are used for being connected with the two internal threaded holes, and the supporting rod is arranged at the lower end of the adjusting stud, and two sides of the supporting rod are respectively movably spliced with the two guide grooves;
The locking mechanism comprises a first sliding block and a second sliding block which are respectively arranged on two sides of the adjusting stud, a third sliding block which is arranged on one side of the supporting rod and positioned at the lower end of the first sliding block, a fourth sliding block which is arranged on the other side of the supporting rod and positioned at the lower end of the second sliding block, a first connecting plate, two ends of which are respectively hinged with the first sliding block and the fourth sliding block, and a second connecting plate, two ends of which are respectively hinged with the second sliding block and the third sliding block, wherein the middle parts of the first connecting plate and the second connecting plate are overlapped and are connected through a hinge part; the hinge part is used for fixing the first connecting plate and the second connecting plate by locking an included angle formed by the first connecting plate and the second connecting plate;
The third sliding block and the fourth sliding block have the same structure; the third sliding block comprises a body and a cavity which is arranged in the body and used for accommodating the supporting rod.
As a further preferable mode of the invention, the third sliding block further comprises two supporting springs arranged on the upper inner side face and the lower inner side face of the cavity, and two clamping plates respectively arranged on the end portions of the two supporting springs, wherein the clamping plates are provided with arc-shaped surfaces which are jointed with the outer ring faces of the supporting rods.
As a further preferred aspect of the present invention, the present invention further comprises an adjusting structure including an adjusting block for mounting the hinge portion, and a rail member for mounting the adjusting block and moving the adjusting block in a vertical direction; the adjusting block (401) is provided with a fixing hole (401 a), and the track component comprises a fixing block (402) and a fixing rod (403) which is arranged on the fixing block (402) and penetrates through the fixing hole (401 a).
As a further preferable mode of the invention, the adjusting block is provided with an adjusting internal threaded hole, and the track component further comprises an adjusting screw rod which is rotatably connected to the fixed block and is in threaded connection with the adjusting internal threaded hole.
As a further preferred aspect of the present invention, the first and second connection plates have the same structure, and the first connection plate includes two hinge holes provided at the end portions and one circular hole provided at the middle portion.
As a further preferred aspect of the present invention, the hinge portion includes a threaded rod disposed at a side end of the adjustment block and passing through the circular hole, and a limit nut disposed on the threaded rod.
As a further preferred aspect of the present invention, the first slider and the second slider have the same structure, and the first slider includes a slider body, an opening provided in the slider body, and a slider sleeve provided in the opening.
As a further preferable mode of the invention, a limiting block is arranged at the upper end part of the fixed rod, a fixed external thread is arranged at the lower end part of the fixed rod, and an internal thread groove matched with the fixed external thread is arranged on the fixed block.
As a further preferable mode of the invention, a groove is arranged on the fixed block, and an inner ring sleeve which is rotationally connected with the adjusting screw rod is arranged on the side wall of the groove.
As a further preferable aspect of the present invention, a grip is provided at an upper end of the adjusting screw.
In summary, the invention has the following beneficial effects:
according to the invention, the locking points are reduced, a locking structure with adjustable distance is directly adopted to replace a plurality of movable rod pieces, and on the basis of still keeping the high-strength supporting and stabilizing effect, the locking of all supporting points can be completed only by locking one hinge part, so that the mounting and dismounting difficulty and time are greatly reduced, and the working efficiency is improved.
The invention does not interfere with the fine tuning effect, and even after the locking structure is installed, the fine tuning can be further performed by unlocking only one hinge part.
The invention has high installation accuracy, the X-shaped locking structure can quickly lock four fixed points of the edge only by controlling the included angle of the two connecting plates, and the problem of installation inclination can not occur.
The invention has simple installation steps, and only needs to control the unlocking and locking states of the hinge part, so that the translational state and the locking supporting state can be switched at any time, and the flexibility and the practicability are high.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the locking mechanism of the present invention.
Fig. 3 is a schematic view of the back structure of the locking mechanism of the present invention.
Fig. 4 is a schematic side view of a locking mechanism and an adjusting mechanism according to the present invention.
Fig. 5 is a schematic structural view of a third slider according to the present invention.
Fig. 6 is a schematic structural view of a first connecting plate according to the present invention.
Fig. 7 is a schematic view of a part of the structure of the adjusting structure of the present invention.
Fig. 8 is a schematic structural view of a first slider 301 according to the present invention.
Fig. 9 is a schematic view of a part of the structure of the fixing rod of the present invention.
Description of the drawings: the column 11, the upper cross member 12, the female screw hole 121, the lower cross member 13, the guide groove 131, the control block 14, the base 15, the adjustment stud 201, the support rod 202, the first slider 301, the slider body 301a, the opening 301b, the slider sleeve 301c, the second slider 302, the third slider 303, the body 303a, the cavity 303b, the support spring 303c, the clamping plate 303d, the arcuate surface 303e, the fourth slider 304, the first connection plate 305, the hinge hole 305a, the circular hole 305b, the second connection plate 306, the adjustment block 401, the fixing hole 401a, the adjustment female screw hole 401b, the fixing block 402, the female screw groove 402a, the groove 402b, the inner ring sleeve 402c, the fixing rod 403, the stopper 403a, the fixing male screw 403b, the adjustment screw 404, the grip 404a, the threaded rod 405, the limit nut 406, the leg 407.
Detailed Description
Example 1
As shown in fig. 1 and 2, the safety guard rail for building construction provided in this embodiment includes:
The guardrail structure comprises a pair of upright posts 11, an upper cross beam 12 and a lower cross beam 13, wherein the upper cross beam 12 and the lower cross beam 13 are arranged on the upper side and the lower side of the upright posts 11, the end, which is not connected with the upright posts 11, of the two upper cross beams 12 is respectively provided with an internal threaded hole 121 with opposite rotation directions, and the end, which is not connected with the upright posts 11, of the two lower cross beams 13 is respectively provided with a guide groove 131;
the connecting structure comprises an adjusting stud 201, a supporting rod 202 and a connecting rod, wherein the two sides of the adjusting stud 201 are respectively provided with external threads with opposite screwing directions for being connected with the two internal threaded holes 121, and the supporting rod 202 is arranged at the lower end of the adjusting stud 201, and the two sides of the supporting rod are respectively movably spliced with the two guide grooves 131;
The locking mechanism comprises a first sliding block 301 and a second sliding block 302 which are respectively arranged on two sides of the adjusting stud 201, a third sliding block 303 which is arranged on one side of the supporting rod 202 and is positioned at the lower end of the first sliding block 301, a fourth sliding block 304 which is arranged on the other side of the supporting rod 202 and is positioned at the lower end of the second sliding block 302, a first connecting plate 305 of which two ends are respectively hinged with the first sliding block 301 and the fourth sliding block 304, and a second connecting plate 306 of which two ends are respectively hinged with the second sliding block 302 and the third sliding block 303, wherein the middle parts of the first connecting plate 305 and the second connecting plate 306 are overlapped and are connected through a hinging part; the hinge is used to fix the first and second connection plates 305 and 306 by locking the angle formed by the first and second connection plates 305 and 306.
In this embodiment, as shown in fig. 5, the first sliding block 301 and the second sliding block 302 have the same structure, and the first sliding block 301 includes a sliding block body 301a, an opening 301b provided in the sliding block body 301a, and a sliding sleeve 301c provided in the opening 301 b.
In this embodiment, as shown in fig. 8, the third slider 303 and the fourth slider 304 have the same structure, and the third slider 303 includes a body 303a and a cavity 303b disposed in the body 303a and configured to receive the support bar 202.
In this embodiment, as shown in fig. 6, the first connecting plate 305 and the second connecting plate 306 have the same structure, and the first connecting plate 305 includes two hinge holes 305a provided at the end portions and one circular hole 305b provided at the middle portion.
The specific arrangement of the guardrail structure and the connecting structure refers to the specific structure disclosed in the document with the application publication number of CN113775242A, so that the function of adjusting the distance between the pair of upright posts 11 by the adjusting stud 201 is realized, the adjusting stud 201 is fixedly connected with a corresponding control block 14, and the fixed block is provided with a driving rod piece (not marked in the figure), so that the rotation difficulty of the adjusting stud 201 is reduced. The invention also provides a base 15 positioned at the lower end of the upright post 11, and the specific structure of the base 15 can refer to a fixing piece and a locking structure disclosed in a document with a publication number of CN113775242A, and can also directly use a common universal wheel with the locking structure. The inner diameter of the sliding sleeve 301c is matched with the outer diameter of the adjusting stud 201, displacement in the vertical direction cannot occur, and in order to enable the first sliding block 301 and the second sliding block 302 to slide smoothly on the adjusting stud 201 horizontally, the material of the sliding sleeve 301c is selected to be a smooth material such as polytetrafluoroethylene or the like.
And, when the first sliding block 301 and the second sliding block 302 slide on the adjusting stud 201, the hinge portion is displaced in the vertical direction, so that the third sliding block 303 and the fourth sliding block 304 are further displaced in the vertical direction, and therefore, the vertical height of the cavity 303b needs to be greater than the maximum movement distance of the supporting rod 202 therein.
The invention mainly carries out reconstruction design on the locking mechanism, and the specific installation principle is as follows:
1. The first sliding block 301 and the second sliding block 302 are sleeved on the adjusting stud 201 in advance, the third sliding block 303 and the fourth sliding block 304 are sleeved on the supporting rod 202, and then the adjusting stud 201 and the supporting rod 202 are aligned between the internal threaded hole 121 of the upper beam 12 and the guide groove 131 of the lower beam 13;
2. Two ends of a first connecting plate 305 are respectively hinged on a first sliding block 301 and a fourth sliding block 304, two ends of a second connecting plate 306 are hinged on a second sliding block 302 and a third sliding block 303, and middle parts of the first connecting plate 305 and the second connecting plate 306 are connected through a hinge part, wherein the hinge part does not limit the rotation angle of the first connecting plate 305 and the second connecting plate 306;
3. The screw-in depth of the adjusting stud 201 is determined to adjust the distance between the columns 11, at this time, the first slider 301 and the second slider 302 are abutted against both side ends of the upper beam, the third slider 303 and the fourth slider 304 are followed to be abutted against both side ends of the lower beam, and then the adjusting hinge locks the middle portions of the first connecting plate 305 and the second connecting plate 306 until the first connecting plate 305 and the second connecting plate cannot rotate.
The advantages of this embodiment are:
First, reduced the lock point, directly adopted an adjustable interval's locking structure to replace a plurality of movable rod piece, still keep the high strength to support on the basis of firm effect, only need just can accomplish the locking of all supporting sites through the locking of a articulated part, greatly reduced the installation dismantlement degree of difficulty and time, improved work efficiency.
Second, the fine tuning effect is not disturbed, and even after the locking structure is installed, the fine tuning can be further performed by unlocking only one hinge part.
Thirdly, the installation accuracy is high, and the locking structure of X type only needs the contained angle of control two connecting plates can lock four fixed points on edge fast, can not take place the problem of installation slope.
Fourth, the installation step is simple, because only need the unblock of control articulated portion and locking state, consequently translation state still locks the state that supports and can switch at any time, and the flexibility is high, the practicality is strong.
Example 2
The structure of the third sliding block 303 and the fourth sliding block 304 is further optimized according to the embodiment 1, taking the third sliding block 303 as an example, the third sliding block 303 further includes two supporting springs 303c disposed on the upper and lower inner sides of the cavity 303b, and two clamping plates 303d disposed on the ends of the two supporting springs 303c, where the clamping plates 303d are provided with an arc surface 303e that is attached to the outer ring surface of the supporting rod 202. This has the advantage that the stability of the support at the support bar 202 is ensured, and the force of the clamping plate 303d should not affect the translation of the third slider 303 in the support bar 202.
The present embodiment device further optimizes the method of adjusting the support position of the entire locking structure by adjusting the sliding positions of the first slider 301 and the second slider 302 in embodiment 1.
The device of the embodiment also comprises an adjusting structure, a supporting part and a supporting part, wherein the adjusting structure comprises an adjusting block 401 for installing a hinge part and a track component for installing the adjusting block 401 and enabling the adjusting block 401 to move along the vertical direction; the adjusting block 401 is provided with a fixing hole 401a and an adjusting internal threaded hole 401b; the track member includes a fixed block 402, a fixed rod 403 disposed on the fixed block 402 and passing through the fixed hole 401a, and an adjusting screw 404 rotatably coupled to the fixed block 402 and screw-coupled to the adjusting female screw hole 401 b.
In order to further facilitate the installation of the whole device, a limiting block 403a is arranged at the upper end part of the fixing rod 403, a fixing external thread 403b is arranged at the lower end part of the fixing rod 403, and an internal thread groove 402a matched with the fixing external thread 403b is arranged on the fixing block 402; a groove 402b is formed in the fixed block 402, and an inner ring sleeve 402c in rotary connection with the adjusting screw 404 is arranged on the side wall of the groove 402 b; the upper end of the adjusting screw 404 is provided with a grip 404a.
In this embodiment, in order to ensure stability of the fixing block 402, a leg 407 is provided at a lower end of the fixing block 402 to be connected to the ground.
The present embodiment further provides a specific structure of the hinge portion, which includes a threaded rod 405 disposed at a side end of the adjusting block 401 and passing through the circular hole 305b, and a limit nut 406 disposed on the threaded rod 405.
The working principle of the embodiment is different from that of the embodiment, and specifically includes:
1. the first sliding block 301 and the second sliding block 302 are sleeved on the adjusting stud 201 in advance, the third sliding block 303 and the fourth sliding block 304 are sleeved on the supporting rod 202, then the adjusting stud 201 and the supporting rod 202 are aligned between the internal threaded hole 121 of the upper beam 12 and the guide groove 131 of the lower beam 13, the positions of the first sliding block 301 and the second sliding block 302 are respectively abutted with the two side end parts of the upper beam, and the positions of the third sliding block 303 and the fourth sliding block 304 are respectively abutted with the two side end parts of the lower beam;
2. two ends of a first connecting plate 305 are respectively hinged on a first sliding block 301 and a fourth sliding block 304, and two ends of a second connecting plate 306 are respectively hinged on a second sliding block 302 and a third sliding block 303;
3. The fixing block 402, the fixing rod 403 and the adjusting screw 404 are respectively installed, the vertical height of the fixing block 402 is adjusted through the adjusting screw 404 until the threaded rod 405 passes through the round hole 305b of the first connecting plate 305 and the round hole of the second connecting plate 306 at the same time, the end parts are limited through the limiting nuts 406, but the limiting nuts 406 do not press the surfaces of the first connecting plate 305 and the second connecting plate 306, so that the first connecting plate 305 and the second connecting plate 306 can rotate conveniently;
4. The vertical height of the fixing block 402 is adjusted by rotating the adjusting screw 404, so that the vertical height of the middle hinged part of the first connecting plate 305 and the second connecting plate 306 is adjusted, the included angle between the first connecting plate 305 and the second connecting plate 306 is changed, the distance between the first sliding block 301 and the second sliding block 302 and the distance between the third sliding block 303 and the fourth sliding block 304 are finally changed in the same way, and according to the increment or retraction distance of the distance, the rotating control block 14 adjusts the distance of the adjusting screw 201 screwed into the internal threaded hole 121 until the first sliding block 301 and the second sliding block 302 are in contact with the two side end parts of the upper beam again, and likewise, the third sliding block 303 and the fourth sliding block 304 are in contact with the two side end parts of the lower beam again.
Further advantages of this embodiment include: the position of the whole locking structure is prevented from being regulated by sliding the first sliding block and the second sliding block, the included angle of the X-shaped structure can be regulated only by regulating the vertical moving distance of the hinge part, the control structure is further simplified, the regulating difficulty is reduced, the time is saved, the scale can be further arranged on the fixed rod 403, the included angle of the X-shaped structure is changed through the change of the scale, the distance between the two horizontal sliding blocks is further reflected, the screwing depth of the stud 201 is regulated by precise control, the distance between the studs is intuitively displayed and can be accurately regulated finally, the application scene of the device is expanded, and the device is especially suitable for the scene requiring accurate regulation, and the competitiveness and economic benefit of the device are improved.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. The safety guard rail for building construction comprises a guard rail structure, wherein the guard rail structure comprises a pair of upright posts (11), an upper cross beam (12) and a lower cross beam (13) which are arranged on the upper side and the lower side of each upright post (11), one end of each upper cross beam (12) which is not connected with each upright post (11) is respectively provided with an internal threaded hole (121) with opposite rotation directions, and one end of each lower cross beam (13) which is not connected with each upright post (11) is respectively provided with a guide groove (131); characterized by further comprising:
the connecting structure comprises an adjusting stud (201) with opposite external threads on two sides for connecting with the two internal threaded holes (121), and a supporting rod (202) arranged at the lower end of the adjusting stud (201) and movably spliced with the two guide grooves (131) on two sides;
The locking mechanism comprises a first sliding block (301) and a second sliding block (302) which are respectively arranged on two sides of the adjusting stud (201), a third sliding block (303) which is arranged on one side of the supporting rod (202) and positioned at the lower end of the first sliding block (301), a fourth sliding block (304) which is arranged on the other side of the supporting rod (202) and positioned at the lower end of the second sliding block (302), a first connecting plate (305) with two ends respectively hinged with the first sliding block (301) and the fourth sliding block (304), and a second connecting plate (306) with two ends respectively hinged with the second sliding block (302) and the third sliding block (303), wherein the middle parts of the first connecting plate (305) and the second connecting plate (306) are overlapped and connected through a hinging part; the hinge part is used for fixing the first connecting plate (305) and the second connecting plate (306) by locking an included angle formed by the first connecting plate (305) and the second connecting plate (306);
the first sliding block (301) and the second sliding block (302) have the same structure, and the first sliding block (301) comprises a sliding block body (301 a), an opening (301 b) arranged in the sliding block body (301 a) and a sliding sleeve (301 c) arranged in the opening (301 b);
The third sliding block (303) and the fourth sliding block (304) are identical in structure, the third sliding block (303) comprises a body (303 a), a cavity (303 b) which is arranged in the body (303 a) and used for accommodating the supporting rod (202), two supporting springs (303 c) which are arranged on the upper inner side surface and the lower inner side surface of the cavity (303 b), and two clamping plates (303 d) which are respectively arranged on the end parts of the two supporting springs (303 c), wherein an arc-shaped surface (303 e) which is attached to the outer annular surface of the supporting rod (202) is arranged on the clamping plates (303 d).
2. A safety guard rail for construction according to claim 1, further comprising an adjusting structure including an adjusting block (401) for mounting a hinge portion, and a rail member for mounting the adjusting block (401) and moving the adjusting block (401) in a vertical direction; the adjusting block (401) is provided with a fixing hole (401 a), and the track component comprises a fixing block (402) and a fixing rod (403) which is arranged on the fixing block (402) and penetrates through the fixing hole (401 a).
3. The safety guard rail for construction according to claim 2, wherein the adjusting block (401) is provided with an adjusting internally threaded hole (401 b), and the rail member further comprises an adjusting screw (404) rotatably connected to the fixing block (402) and screwed with the adjusting internally threaded hole (401 b).
4. The safety guard rail for construction according to claim 2, wherein the first connection plate (305) and the second connection plate (306) have the same structure, and the first connection plate (305) includes two hinge holes (305 a) provided at the end portions and one circular hole (305 b) provided at the middle portion.
5. The safety guard rail for construction according to claim 4, wherein the hinge portion includes a threaded rod (405) provided at a side end of the adjustment block (401) and passing through the circular hole (305 b), and a limit nut (406) provided on the threaded rod (405).
6. The safety guard rail for building construction according to claim 2, wherein a stopper (403 a) is provided at an upper end portion of the fixing rod (403), a fixing external thread (403 b) is provided at a lower end portion of the fixing rod (403), and an internal thread groove (402 a) matching the fixing external thread (403 b) is provided on the fixing block (402).
7. A safety guard rail for building construction according to claim 3, wherein the fixing block (402) is provided with a groove (402 b), and an inner ring sleeve (402 c) rotatably connected with the adjusting screw (404) is provided on a side wall of the groove (402 b).
8. A safety guard rail for construction according to claim 3, wherein a grip (404 a) is provided at an upper end of the adjusting screw (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211107221.XA CN115288517B (en) | 2022-09-13 | Safety guard rail for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211107221.XA CN115288517B (en) | 2022-09-13 | Safety guard rail for building construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115288517A CN115288517A (en) | 2022-11-04 |
| CN115288517B true CN115288517B (en) | 2024-06-04 |
Family
ID=
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| CN113775242A (en) * | 2021-10-25 | 2021-12-10 | 中建四局第一建设有限公司 | Rail guard is used in construction in room |
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|---|---|---|---|---|
| AT146459B (en) * | 1935-04-13 | 1936-07-10 | Ver Metallwerke A G | Device for raising and lowering sliding windows for vehicles. |
| CN109113564A (en) * | 2018-08-14 | 2019-01-01 | 浙江迈斯建筑装饰设计有限公司 | A kind of ceiling finishing uses lifting platform |
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| CN112252832A (en) * | 2020-11-24 | 2021-01-22 | 王后连 | Construction protective guard suitable for complicated topography |
| CN214405238U (en) * | 2020-12-12 | 2021-10-15 | 南京工业职业技术大学 | Mounting structure with adjustable track generator |
| CN217001201U (en) * | 2021-09-27 | 2022-07-19 | 郁典范 | Building construction rail guard |
| CN113775242A (en) * | 2021-10-25 | 2021-12-10 | 中建四局第一建设有限公司 | Rail guard is used in construction in room |
| CN217205762U (en) * | 2022-01-14 | 2022-08-16 | 青田县振新电力有限公司 | Warning nature electric power construction rail |
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