CN115288517A - Safety protective guard for construction - Google Patents
Safety protective guard for construction Download PDFInfo
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- CN115288517A CN115288517A CN202211107221.XA CN202211107221A CN115288517A CN 115288517 A CN115288517 A CN 115288517A CN 202211107221 A CN202211107221 A CN 202211107221A CN 115288517 A CN115288517 A CN 115288517A
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- 238000010276 construction Methods 0.000 title claims abstract description 14
- 230000001681 protective effect Effects 0.000 title description 6
- 230000008093 supporting effect Effects 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000009435 building construction Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/1413—Post-and-rail fences, e.g. without vertical cross-members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
A safety guard rail for construction includes: the guardrail structure comprises a pair of upright posts, an upper cross beam and a lower cross beam which are arranged on the upper side and the lower side of each 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 of which two ends are respectively hinged with the first sliding block and the fourth sliding block, and a second connecting plate of which two ends 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 portion 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 buildings, some special construction areas are provided with guard rails at the periphery thereof in order to ensure the safety of the construction areas. On one hand, the guard rail is used for reminding, so that the danger caused by the fact that non-constructors enter a construction area by mistake is avoided; on the other hand, the barrier function can be generated, and the falling danger of personnel or construction vehicles and the like can be prevented.
In order to improve adaptability, the existing 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 and the like, but the moving, locking and other operations of the guard rail in the adjusting process are troublesome. The existing protective guard for building construction still has the problem of insufficient safety in the actual use process, and because the construction site has a plurality of field operations such as material transportation and the like, no matter the ground vibration problem caused by collision or capital construction operation, the installation stability of the protective guard is easily damaged, and further the use of the protective guard for building construction has potential safety hazards.
Application publication No. CN113775242A discloses a rail guard is used in building construction, including a set of guardrail mechanism, the device adjust 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 bottom end rail between set up side by side with a plurality of movable member, through first locking shaft and the cooperation to the lock nut, in advance with movable member fixed mounting support member on, the shape of falling L tractive board top lock joint is again to adjusting the double-screw bolt, screw with second locking shaft and corresponding adjusting nut and accomplish the fixed of the shape of falling L tractive board at last for movable member's firm installation.
However, the apparatus has the following problems: 1. the number of the locking points is too many, each movable rod piece needs a first locking shaft and a second locking shaft to be respectively connected with the support rod piece and the adjusting stud, and the movable rod pieces need to be fixed by screwing nuts, so that the difficulty and time of installation and disassembly are increased along with the increase of the movable rod pieces; 2. disturbing the fine tuning effect, after the movable rod is installed, the adjusting stud cannot be finely tuned any more; 3. the installation accuracy of the movable rod piece is not high, and after the fixing position of the first locking shaft is determined by the installation hole, the 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 effect is lost; 4. the steps are complicated, the installation and the fixation of each structure of the whole device are in a formulated sequence, the learning difficulty of workers 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 technical problems of the prior art.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a safety guard rail for construction includes:
the guardrail structure comprises a pair of stand columns, 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 a single stand column;
the connecting structure comprises an adjusting stud and a supporting rod, wherein the two sides of the adjusting stud are respectively provided with external threads with opposite rotation directions and used for being connected with the two internal thread holes, and the supporting rod is arranged at the lower end of the adjusting stud, and the two sides of the supporting rod are respectively movably inserted into 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 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 of which two ends are respectively hinged with the first sliding block and the fourth sliding block, and a second connecting plate of which two ends 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 parts are 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 containing the supporting rod.
As a further preferable aspect of the present invention, the third sliding block further includes two support springs disposed on upper and lower inner side surfaces of the cavity, and two clamping plates disposed on end portions of the two support springs, respectively, and an arc surface attached to an outer ring surface of the support rod is disposed on the clamping plate.
As a further preferred of the present invention, the adjusting structure further comprises 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 aspect of the present invention, the adjusting block is provided with an adjusting internal threaded hole, and the rail member further includes an adjusting screw rotatably connected to the fixing block and threadedly connected to the adjusting internal threaded hole.
As a further preferable aspect of the present invention, the first connecting plate and the second connecting plate are identical in structure, and the first connecting plate includes two hinge holes provided at end portions and one circular hole provided at a 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 adjusting block and penetrating through the circular hole, and a limit nut disposed on the threaded rod.
In a further preferred embodiment 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 sliding sleeve provided in the opening.
As a further preferred aspect of the present invention, the upper end of the fixing rod is provided with a limiting block, the lower end of the fixing rod is provided with a fixing external thread, and the fixing block is provided with an internal thread groove matched with the fixing external thread.
As a further preferable mode of the present invention, the fixing block is provided with a groove, and the side wall of the groove is provided with an inner ring sleeve rotatably connected to the adjusting screw.
As a further preferred aspect of the present invention, a grip is provided at an upper end of the adjusting screw.
In conclusion, the invention has the following beneficial effects:
the invention reduces the locking points, directly adopts a locking structure with adjustable space to replace a plurality of movable rod pieces, and can lock all the supporting points only by locking the hinged part on the basis of still keeping the high-strength supporting and stabilizing effect, thereby greatly reducing the difficulty and time of installation and disassembly and improving the working efficiency.
The invention does not interfere with the fine adjustment effect, and the fine adjustment can be further performed by only unlocking one hinge part even after the locking structure is installed.
The X-shaped locking structure has high installation accuracy, can quickly lock four fixed points on the edge by only controlling the included angle of the two connecting plates, and cannot cause the problem of installation inclination.
The invention has simple installation steps, and can switch the translation state and the locking and supporting state at any time because only the unlocking and locking states of the hinge part are controlled, thereby having high flexibility and strong practicability.
Drawings
FIG. 1 is a schematic structural diagram 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 side of the locking mechanism of the present invention.
FIG. 4 is a schematic side view of the locking mechanism and adjustment mechanism of the present invention.
FIG. 5 is a schematic structural diagram of a third slider according to the present invention.
Fig. 6 is a schematic structural view of the first connecting plate of the present invention.
FIG. 7 is a partial schematic view of the adjusting mechanism of the present invention.
FIG. 8 is a schematic structural diagram of a first slider 301 according to the present invention.
Fig. 9 is a partial structural view of the fixing rod of the present invention.
Description of the drawings: the adjusting device comprises a vertical column 11, an upper cross beam 12, an internal thread hole 121, a lower cross beam 13, a guide groove 131, a control block 14, a base 15, an adjusting stud 201, a support rod 202, a first sliding block 301, a sliding block body 301a, an opening 301b, a sliding sleeve 301c, a second sliding block 302, a third sliding block 303, a body 303a, a cavity 303b, a support spring 303c, a clamping plate 303d, an arc-shaped surface 303e, a fourth sliding block 304, a first connecting plate 305, a hinge hole 305a, a round hole 305b, a second connecting plate 306, an adjusting block 401, a fixing hole 401a, an adjusting internal thread hole 401b, a fixing block 402, an internal thread groove 402a, a groove 402b, an internal ring 402c, a fixing rod 403, a limiting block 403a, a fixing external thread 403b, an adjusting screw rod 404, a handle 404a, a threaded rod 405, a limiting nut 406 and a support 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, and an upper cross beam 12 and a lower cross beam 13 which are arranged on the upper side and the lower side of a single upright post 11, wherein the ends, which are not connected with the upright posts 11, of the two upper cross beams 12 are respectively provided with an internal threaded hole 121 with opposite rotation directions, and the ends, which are not connected with the upright posts 11, of the two lower cross beams 13 are respectively provided with a guide groove 131;
the connecting structure comprises an adjusting stud 201 and a supporting rod 202, wherein the two sides of the adjusting stud 201 are respectively provided with external threads with opposite rotating directions so as to be connected with the two internal thread holes 121, and the supporting rod 202 is arranged at the lower end of the adjusting stud 201 and movably inserted into the two guide grooves 131 at the two sides;
a locking mechanism, which comprises a first sliding block 301 and a second sliding block 302 respectively arranged on two sides of the adjusting stud 201, a third sliding block 303 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 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 hinged part; the hinge portion serves to secure the first and second connecting plates 305 and 306 by locking the angle formed by the first and second connecting plates 305 and 306.
In this embodiment, as shown in fig. 5, the first slider 301 and the second slider 302 have the same structure, and the first slider 301 includes a slider body 301a, an opening 301b disposed in the slider body 301a, and a sliding sleeve 301c disposed in the opening 301 b.
In this embodiment, as shown in fig. 8, the third sliding block 303 and the fourth sliding block 304 have the same structure, and the third sliding block 303 includes a body 303a and a cavity 303b disposed in the body 303a and configured to receive the supporting rod 202.
In the present 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 portion and one circular hole 305b provided at the middle portion.
The guardrail structure and the connection structure are specifically arranged according to the concrete structure disclosed in the application publication No. 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 also fixedly connected with the corresponding control block 14, and the fixing block is provided with a driving rod piece (not marked in the figure), so that the difficulty in rotating 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 a locking structure. The inner diameter of the sliding sleeve 301c matches the outer diameter of the adjusting stud 201, and cannot be displaced in the vertical direction, and the material of the sliding sleeve 301c is selected to be a smooth material such as teflon or the like in order to allow the first sliding block 301 and the second sliding block 302 to smoothly slide horizontally on the adjusting stud 201.
Furthermore, when the first sliding block 301 and the second sliding block 302 slide on the adjusting stud 201, the hinge portion will be displaced in the vertical direction, so as to further displace the third sliding block 303 and the fourth sliding block 304 in the vertical direction, and therefore, the vertical height of the cavity 303b needs to be greater than the maximum moving distance of the supporting rod 202 therein.
The invention mainly carries out reconstruction design on a locking mechanism, and the specific installation principle is as follows:
1. a first sliding block 301 and a second sliding block 302 are respectively sleeved on the adjusting stud 201 in advance, a third sliding block 303 and a fourth sliding block 304 are respectively sleeved on the supporting rod 202, and then the adjusting stud 201 and the supporting rod 202 are respectively aligned between the internal thread hole 121 of the upper cross beam 12 and the guide groove 131 of the lower cross beam 13;
2. the two ends of the first connecting plate 305 are respectively hinged on the first sliding block 301 and the fourth sliding block 304, the two ends of the second connecting plate 306 are hinged on the second sliding block 302 and the third sliding block 303, and the middle parts of the first connecting plate 305 and the second connecting plate 306 are connected through a hinge joint, wherein the hinge joint does not limit the rotation angle of the first connecting plate 305 and the second connecting plate 306;
3. the screwing depth of the adjusting stud 201 is determined to adjust the distance between the uprights 11, at this time, the first sliding block 301 and the second sliding block 302 are abutted with both side end portions of the upper cross member, the third sliding block 303 and the fourth sliding block 304 are followed to be abutted with both side end portions of the lower cross member, and then the middle portions of the first connecting plate 305 and the second connecting plate 306 are locked by the adjusting hinge portions until the first connecting plate 305 and the second connecting plate cannot rotate.
The advantages of this embodiment are:
firstly, reduced the locking point, directly adopted the locking structure of an adjustable interval to replace a plurality of movable rod spare, still keep the high strength to support on the basis of firm effect, only need the locking through a articulated portion just can accomplish the locking of all support sites, greatly reduced the installation dismantle degree of difficulty and time, improved work efficiency.
Secondly, the fine adjustment effect is not interfered, and even after the locking structure is installed, the fine adjustment can be further performed by only unlocking one hinge part.
Thirdly, the installation accuracy is high, and the locking structure of X type only needs the contained angle of two connecting plates of control can lock four fixed points at edge fast, can not take place the problem of installation slope.
Fourthly, the installation step is simple, because only need control the unblock and the locking state of articulated portion, consequently the translation state still can switch at any time with the state of locking support, and the flexibility is high, the practicality is strong.
Example 2
In this embodiment, the structures of the third sliding block 303 and the fourth sliding block 304 are further optimized based on 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 side surfaces of the cavity 303b, and two clamping plates 303d disposed on the end portions of the two supporting springs 303c, and an arc surface 303e attached to the outer annular surface of the supporting rod 202 is disposed on the clamping plate 303 d. This arrangement is advantageous in that the support stability at the support rod 202 can be ensured, and the acting force of the clamping plate 303d should not affect the translation of the third sliding block 303 at the support rod 202.
The device of the present embodiment further optimizes the method of adjusting the supporting position of the entire lock structure in embodiment 1 by adjusting the sliding positions of the first sliding block 301 and the second sliding block 302.
The device of the embodiment further comprises an adjusting structure, wherein the adjusting structure comprises an adjusting block 401 used for installing the hinge part, and a track component used for installing the adjusting block 401 and enabling the adjusting block 401 to move along the vertical direction; a fixing hole 401a and an adjusting internal thread hole 401b are formed in the adjusting block 401; the track part comprises a fixed block 402, a fixed rod 403 which is arranged on the fixed block 402 and passes through the fixed hole 401a, and an adjusting screw 404 which is rotatably connected on the fixed block 402 and is in threaded connection with the adjusting internal thread hole 401 b.
In order to further facilitate the installation of the whole device, the upper end of the fixing rod 403 is provided with a limiting block 403a, the lower end of the fixing rod 403 is provided with a fixing external thread 403b, and the fixing block 402 is provided with an internal thread groove 402a matched with the fixing external thread 403 b; a groove 402b is formed in the fixed block 402, and an inner ring sleeve 402c rotatably connected 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 handle 404a.
In this embodiment, in order to ensure the stability of the fixing block 402, a support leg 407 is disposed at the lower end of the fixing block 402 to connect with the ground.
The embodiment further provides a concrete structure of the hinge part, which comprises a threaded rod 405 arranged at the side end of the adjusting block 401 and passing through the round hole 305b, and a limit nut 406 arranged on the threaded rod 405.
The working principle of the embodiment is different from the embodiment, and specifically includes:
1. the first sliding block 301 and the second sliding block 302 are respectively sleeved on the adjusting stud 201 in advance, the third sliding block 303 and the fourth sliding block 304 are respectively sleeved on the supporting rod 202, then the adjusting stud 201 and the supporting rod 202 are respectively aligned between the internal thread hole 121 of the upper cross beam 12 and the guiding groove 131 of the lower cross beam 13, the positions of the first sliding block 301 and the second sliding block 302 are respectively adjusted to be abutted against the two side end parts of the upper cross beam, and the positions of the third sliding block 303 and the fourth sliding block 304 are respectively adjusted to be abutted against the two side end parts of the lower cross beam;
2. a first connecting plate 305 is respectively hinged on the first sliding block 301 and the fourth sliding block 304 at two ends, and a second connecting plate 306 is hinged on the second sliding block 302 and the third sliding block 303 at two ends;
3. a fixing block 402, a fixing rod 403 and an adjusting screw 404 are respectively installed, the vertical height of the fixing block 402 is adjusted through the adjusting screw 404 until a threaded rod 405 simultaneously penetrates through the round hole 305b of the first connecting plate 305 and the round hole of the second connecting plate 306, the end part of the threaded rod is limited by a limiting nut 406, but the limiting nut 406 does 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 through the rotation of the adjusting screw rod 404, so that the vertical height of the hinged part of the middle parts of the first connecting plate 305 and the second connecting plate 306 is adjusted, further, the included angle between the first connecting plate 305 and the second connecting plate 306 is changed, finally, 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 synchronously changed, according to the increase or retraction distance of the distance, the rotation control block 14 adjusts the distance of the adjusting stud 201 screwed into the internal thread hole 121 until the first sliding block 301 and the second sliding block 302 abut against the end parts at two sides of the upper cross beam again, and similarly, the third sliding block 303 and the fourth sliding block 304 also abut against the end parts at two sides of the lower cross beam again.
Further advantages of this embodiment include: avoid adjusting the position of whole locking structure through slip first sliding block and second sliding block, only need can adjust the contained angle of X type structure through the vertical displacement who adjusts articulated portion, control structure has further been simplified, reduce the regulation degree of difficulty, save time, and still can further set up the scale at dead lever 403, the contained angle that reacts X type structure through the change of scale and then the interval between two horizontal sliding blocks, thereby the screw in degree of depth of double-screw bolt 201 is adjusted in control that can be accurate, finally make distance between the stand directly perceived demonstration and can the accurate adjustment, the application scene of device has been expanded, be particularly useful for under the scene that needs the accurate regulation, the competitiveness and the economic benefits of this device have been improved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. A safety guardrail for building construction comprises a guardrail structure, wherein the guardrail 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 a single upright post (11), wherein one ends, which are not connected with the upright posts (11), of the two upper cross beams (12) are respectively provided with an internal threaded hole (121) with opposite rotation directions, and one ends, which are not connected with the upright posts (11), of the two lower cross beams (13) are respectively provided with a guide groove (131); it is characterized by also comprising:
the connecting structure comprises an adjusting stud (201) and a supporting rod (202), wherein the two sides of the adjusting stud are respectively provided with external threads with opposite rotating directions and used for being connected with the two internal thread holes (121), and the supporting rod (202) is arranged at the lower end of the adjusting stud (201) and is movably inserted into the two guide grooves (131) at the 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 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) 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 are connected through a hinge 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 third sliding block (303) and the fourth sliding block (304) are identical in structure, and the third sliding block (303) comprises a body (303 a) and a cavity (303 b) which is arranged in the body (303 a) and used for accommodating the supporting rod (202).
2. The safety guard rail for building construction according to claim 1, wherein the third sliding block (303) further comprises two supporting springs (303 c) disposed on the upper and lower inner side surfaces of the cavity (303 b), and two clamping plates (303 d) disposed on the ends of the two supporting springs (303 c), respectively, and an arc surface (303 e) attached to the outer ring surface of the supporting rod (202) is disposed on the clamping plate (303 d).
3. A safety guard rail for construction use according to claim 1, further comprising an adjusting structure including an adjusting block (401) for installing the hinge portion, and a rail member for installing 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 part 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).
4. A safety guard rail for construction according to claim 3, wherein the adjusting block (401) is provided with an adjusting female screw hole (401 b), and the rail member further comprises an adjusting screw (404) rotatably coupled to the fixing block (402) and threadedly coupled to the adjusting female screw hole (401 b).
5. A safety guard rail for construction according to claim 1, wherein the first connection plate (305) and the second connection plate (306) are identical in 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.
6. A safety guard rail for building construction according to claim 5 wherein the hinge portion comprises a threaded rod (405) provided at a side end of the adjusting block (401) and passing through the circular hole (305 b), and a limit nut (406) provided on the threaded rod (405).
7. A safety guard rail for building construction according to claim 1, wherein 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) disposed in the sliding block body (301 a), and a sliding sleeve (301 c) disposed in the opening (301 b).
8. A safety guard rail for building construction according to claim 3, characterized in that the upper end of the fixing rod (403) is provided with a limit block (403 a), the lower end of the fixing rod (403) is provided with a fixing external thread (403 b), and the fixing block (402) is provided with an internal thread groove (402 a) matched with the fixing external thread (403 b).
9. The safety guard rail for building construction as claimed in claim 4, wherein the fixing block (402) is provided with a groove (402 b), and the sidewall of the groove (402 b) is provided with an inner ring sleeve (402 c) rotatably connected with the adjusting screw (404).
10. The safety guard rail for construction according to claim 4, wherein the adjusting screw (404) is provided at an upper end thereof with a grip (404 a).
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 true CN115288517A (en) | 2022-11-04 |
| CN115288517B CN115288517B (en) | 2024-06-04 |
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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 |
| CN213175088U (en) * | 2020-05-27 | 2021-05-11 | 浙江健昇建设有限公司 | Protection device for construction is built in room |
| 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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