Building guardrail for constructional engineering

Abstract

The utility model relates to the technical field of building guardrails, in particular to a building guardrail for constructional engineering, which comprises a first guardrail cross bar, cross bar vertical bars are fixedly mounted at two ends of the first guardrail cross bar, a second guardrail cross bar is fixedly mounted at the tops of the cross bar vertical bars, and bar bodies are uniformly and fixedly mounted between the first guardrail cross bar and the second guardrail cross bar. The inner walls of the transverse bar vertical rods are rotationally connected with internal thread sleeve rods, the inner walls of the internal thread sleeve rods are in threaded connection with threaded rods, the tops of the threaded rods penetrate through the second guardrail transverse rod to be fixedly provided with the lifting guardrail, first bevel gears are fixedly installed at the bottoms of the internal thread sleeve rods, and the front ends of the first bevel gears are in meshed connection with second bevel gears. According to the lifting guardrail, the rotating pin rotates the second bevel gear, the second bevel gear rotates the first bevel gear, the first bevel gear rotates the internal thread sleeve rod, the internal thread sleeve rod rotates the threaded rod, the threaded rod drives the lifting guardrail and the sleeve rod to move upwards, and therefore the height of the guardrail is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of building guardrails, in particular to a building guardrail for construction engineering. Background Art

[0002] In building houses, guardrails need to be added at both ends of the corridor as a safety protection. The current guardrails are all of fixed height, but some users will re-install guardrails on the corridor to prevent children from climbing. However, re-installing guardrails is likely to cause non-standard renovation problems; therefore, we propose a building guardrail for construction projects. Utility Model Content

[0003] The purpose of the utility model is to provide a building guardrail for construction engineering to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A building guardrail for construction engineering comprises a guardrail cross bar 1, cross bar vertical bars are fixedly installed at both ends of the guardrail cross bar 1, guardrail cross bar 2 is fixedly installed on the top of the cross bar vertical bars, a rod body is evenly fixedly installed between the guardrail cross bar 1 and the guardrail cross bar 2, the inner wall of the cross bar vertical bars is rotatably connected to an internally threaded sleeve rod, the inner wall of the internally threaded sleeve rod is threadedly connected to a threaded rod, the top of the threaded rod passes through the guardrail cross bar 2 to fix the lifting guardrail, the bottom of the internally threaded sleeve rod is fixedly installed with a bevel gear 1, the front end of the bevel gear 1 is meshedly connected to the bevel gear 2, the bevel gear 2 is rotatably connected to the cross bar vertical bars, a rotating pin is fixedly installed on the bevel gear 2, the bottom of the lifting guardrail is fixedly installed with a sleeve rod, and the sleeve rod passes through the guardrail cross bar 2 and is connected to the rod body.

[0006] In a preferred embodiment of the present utility model, the two ends of the guardrail cross bar one are fixedly installed with connector one, the bottom of the crossbar vertical bar is fixedly installed with a base, and the two ends of the guardrail cross bar two are fixedly installed with connector two.

[0007] In a preferred embodiment of the present utility model, a groove is provided at the bottom of the lifting guardrail, and the top of the threaded rod extends into the inner wall of the groove.

[0008] In a preferred embodiment of the present utility model, a sealing ring 1 is fixedly installed at the connection position between the guardrail cross bar 2 and the threaded rod, and a sealing ring 2 is fixedly installed at the connection position between the guardrail cross bar 2 and the sleeve rod.

[0009] In a preferred embodiment of the present utility model, scale lines are evenly arranged on the sleeve rod.

[0010] In a preferred embodiment of the present invention, drainage holes are provided on the horizontal rails, vertical bars and the bottom of the bar body.

[0011] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention.

[0012] The inner wall of the vertical rod of the horizontal rail is rotated to connect with the internal threaded sleeve rod, the inner wall thread of the internal threaded sleeve rod is connected with the threaded rod, the top of the threaded rod passes through the horizontal rod of the guardrail and is fixedly installed with the lifting guardrail, the bottom of the internal threaded sleeve rod is fixedly installed with the bevel gear one, the front end of the bevel gear one is meshed and connected with the bevel gear two, the bevel gear two is rotatably connected to the vertical rod of the horizontal rail, the rotating pin is fixedly installed on the bevel gear two, the sleeve rod is fixedly installed at the bottom of the lifting guardrail, and the rotating pin is connected through an external wrench, the rotating pin rotates the bevel gear two, the bevel gear two rotates the bevel gear one, the bevel gear one rotates the internal threaded sleeve rod, the internal threaded sleeve rod rotates the threaded rod, and the threaded rod drives the lifting guardrail and the sleeve rod to move upward, thereby increasing the height of the guardrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0014] Figure 1 It is a main view of a building guardrail for construction engineering;

[0015] Figure 2 A cross-sectional view of a building guardrail for construction engineering;

[0016] Figure 3 A schematic diagram of the connection between a sealing ring 1 and a guardrail crossbar 2 in a building guardrail for construction engineering;

[0017] Figure 4 The present invention is a schematic diagram of the installation of helical gear 1 and helical gear 2 in a building guardrail for construction engineering.

[0018] In the figure: guardrail cross bar 100, connector 1 110, cross bar vertical bar 200, base 210, guardrail cross bar 2 300, connector 2 310, sealing ring 1 320, sealing ring 2 330, rod body 400, drainage hole 410, lifting guardrail 500, groove 510, internal threaded sleeve rod 600, threaded rod 610, bevel gear 1 620, bevel gear 2 630, rotating pin 640, sleeve rod 700, scale line 710. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0020] Please refer to Figure 1-4 A building guardrail for a construction project comprises a guardrail crossbar 100, wherein both ends of the guardrail crossbar 100 are fixedly installed with crossbar vertical bars 200, and the top of the crossbar vertical bars 200 is fixedly installed with a guardrail crossbar 2 300, and a rod body 400 is evenly fixedly installed between the guardrail crossbar 100 and the guardrail crossbar 2 300, and the inner wall of the crossbar vertical bar 200 is rotatably connected with an internal thread sleeve rod 600, and the inner wall of the internal thread sleeve rod 600 is threadedly connected with a threaded rod 610, and the top of the threaded rod 610 passes through the guardrail crossbar 2 300 to fix the lifting guardrail 500, and the bottom of the internal thread sleeve rod 600 is fixedly installed with a bevel gear 1 620, and the front end of the bevel gear 1 620 is meshedly connected with a bevel gear 2 630, and the bevel gear 2 630 is meshed with the front end of the bevel gear 1 620. Rotatingly connected to the horizontal railing vertical rod 200, the rotating pin 640 is fixedly installed on the bevel gear 2 630, and the sleeve rod 700 is fixedly installed at the bottom of the lifting guardrail 500, and the sleeve rod 700 penetrates the guardrail horizontal rod 2 300 and is connected to the rod body 400. The guardrail horizontal rod 1 100, the horizontal railing vertical rod 200, the guardrail horizontal rod 2 300 and the rod body 400 are the existing building guardrail structure, and the rotating pin 640 is connected by an external wrench, and the rotating pin 640 rotates the bevel gear 2 630, and the bevel gear 2 630 rotates the bevel gear 1 620, and the bevel gear 1 620 rotates the internal threaded sleeve rod 600, and the internal threaded sleeve rod 600 rotates the threaded rod 610, and the threaded rod 610 drives the lifting guardrail 500 and the sleeve rod 700 to move upward, thereby increasing the height of the guardrail;

[0021] The two ends of the guardrail horizontal bar 100 are fixedly installed with connectors 110, the bottom of the horizontal bar vertical bar 200 is fixedly installed with a base 210, and the two ends of the guardrail horizontal bar 300 are fixedly installed with connectors 2 310, and the connectors 110, the base 210 and the connectors 2 310 are fixed on the building wall;

[0022] A groove 510 is formed at the bottom of the lifting guardrail 500, and the top of the threaded rod 610 extends into the inner wall of the groove 510;

[0023] The connection between the guardrail crossbar 300 and the threaded rod 610 is fixedly installed with a sealing ring 320, and the connection between the guardrail crossbar 300 and the sleeve rod 700 is fixedly installed with a sealing ring 330. The sealing ring 320 and the sealing ring 330 prevent rainwater from entering the guardrail crossbar 300 and the rod body 400.

[0024] The sleeve rod 700 is evenly provided with scale lines 710, which have a prompting effect, and the sleeve rod 700 has protrusions at both ends of the bottom, and grooves are provided at both ends of the rod body 400, and the protrusions are connected with the grooves to prevent the sleeve rod 700 from being separated from the rod body 400;

[0025] The horizontal rails, vertical bars and the bottom of the bar body are all provided with drainage holes.

[0026] The working principle of the utility model is: the rotating pin 640 is connected through an external wrench, the rotating pin 640 rotates the bevel gear 2 630, the bevel gear 2 630 rotates the bevel gear 1 620, the bevel gear 1 620 rotates the internal threaded sleeve rod 600, the internal threaded sleeve rod 600 rotates the threaded rod 610, and the threaded rod 610 drives the lifting guardrail 500 and the sleeve rod 700 to move upward, thereby raising the height of the guardrail.

[0027] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A building guardrail for construction engineering, comprising a guardrail crossbar (100), crossbar vertical bars (200) fixedly mounted at both ends of the guardrail crossbar (100), a guardrail crossbar (300) fixedly mounted on the top of the crossbar vertical bar (200), and a rod body (400) evenly fixedly mounted between the guardrail crossbar (100) and the guardrail crossbar (300), characterized in that: The inner wall of the horizontal rail vertical rod (200) is rotatably connected to the internal threaded sleeve rod (600), and the inner wall of the internal threaded sleeve rod (600) is threadedly connected to the threaded rod (610). The top of the threaded rod (610) passes through the guardrail horizontal rod 2 (300) and is fixedly installed with the lifting guardrail (500). The bottom of the internal threaded sleeve rod (600) is fixedly installed with the bevel gear 1 (620), and the front end of the bevel gear 1 (620) is meshedly connected with the bevel gear 2 (630). The bevel gear 2 (630) is rotatably connected to the horizontal rail vertical rod (200), and a rotating pin (640) is fixedly installed on the bevel gear 2 (630). The bottom of the lifting guardrail (500) is fixedly installed with a sleeve rod (700), and the sleeve rod (700) passes through the guardrail horizontal rod 2 (300) and is connected to the rod body (400); A sealing ring 1 (320) is fixedly installed at the connection portion between the guardrail crossbar 2 (300) and the threaded rod (610), and a sealing ring 2 (330) is fixedly installed at the connection portion between the guardrail crossbar 2 (300) and the sleeve rod (700); The sleeve rod (700) is evenly provided with scale lines (710); The bottoms of the horizontal railing vertical rods (200) and the rod body (400) are both provided with drainage holes (410).

2. A construction guardrail for construction engineering according to claim 1, characterized in that: The two ends of the guardrail crossbar 1 (100) are fixedly mounted with connector 1 (110), the bottom of the crossbar vertical bar (200) is fixedly mounted with a base (210), and the two ends of the guardrail crossbar 2 (300) are fixedly mounted with connector 2 (310).

3. A construction guardrail for construction engineering according to claim 1, characterized in that: A groove (510) is provided at the bottom of the lifting guardrail (500), and the top of the threaded rod (610) extends into the inner wall of the groove (510).

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