60results about How to "Compact and simplified drive structure" patented technology

A municipal bridge with guardrails capable of ascending and descending comprises a bridge base (1) and a plurality of guardrail units (2) installed on the bridge base (1). Each guardrail unit (2) comprises two fixing sleeve stand columns (4), an upper cross beam (21) and a lower cross beam (22), wherein the two fixing sleeve stand columns (4) are fixed to the bridge base (1) in a bilaterally symmetrical mode, the upper cross beam (21) and the lower cross beam (22) stretch across and extend beyond the two fixing sleeve stand columns (4), the upper cross beam (21) and the lower cross beam (22) are provided with circuit devices and are fixedly connected through vertical railings (23), screw holes in thread fit with vertical studs (43) are formed in the two fixing sleeve stand columns (4), and the upper ends of the vertical studs (43) stretch into the upper cross beam (21) and are axially and fixedly connected with the upper cross beam (21) through upper thrust bearings (431) and lower thrust bearings (432).

The invention relates to a bridge guardrail device with a lifting warning function. The bridge guardrail device comprises a bridge base body (1) and multiple guardrail units (2) installed on the bridge base body (1); each guardrail unit (2) comprises two fixed sleeve stand columns (4) fixed to the bridge base body (1) in a bilateral symmetry mode, an upper beam (21) and a lower beam (22), the upper beam (21) and the lower beam (22) stretch across and extend the portion between the two fixed sleeve stand columns (4), and the upper beam (21) and the lower beam (22) are each provided with a circuit device and fixedly connected through vertical handrails (23); each fixed sleeve stand column is internally provided with a threaded hole in threaded fit with a vertical stud (43), and the upper end of each vertical stud (43) stretches into the upper beam (21) and is axially and fixedly connected with the upper beam (21) through an upper thrust bearing (431) and a lower thrust bearing (432).

A safety-improved bridge with a lifting railing comprises a bridge foundation (1), each guardrail unit (2) comprises two fixed sleeve pillars (4) bilaterally symmetrically (4) fixed to the bridge foundation (1), an upper crossbeam (21) and a lower crossbeam (22) both extending across the two fixed sleeve pillars (4), both the upper crossbeam (21) and the lower crossbeam (22) are provided with circuit means and are fixedly connected by vertical rails (23). Each of the two fixed sleeve pillars (4) is provided with screw holes in threaded matching with vertical screws (43), and the upper ends of the vertical screws (43) are inserted into the upper crossbeam (21) and are axially fixedly connected to the upper crossbeam (21) through an upper thrust bearing (431) and a lower thrust bearing (432).

A novel liftable municipal bridge guardrail device comprises a bridge base body (1) and multiple guardrail units (2) mounted on the bridge base body (1), wherein each guardrail unit (2) comprises two fixed sleeve stand columns (4) fixed on the bridge base body (1) in a leftwards and rightwards symmetric manner as well as an upper cross beam (21) and a lower cross beam (22) which stretch across and extend out of the space between the two fixed sleeve stand columns (4), the upper cross beam (21) and the lower cross beam (22) are provided with circuit devices and are fixedly connected with each other by the aid of vertical rails (23), a screw hole in threaded fit with a vertical stud (43) is formed in each of the two fixed sleeve stand columns (4), and the upper end of each vertical stud (43) extends into the upper cross beam (21) and is axially and fixedly connected with the upper cross beam (21) by the aid of an upper thrust bearing (431) and a lower thrust bearing (432).

A novel guardrail device for a bridge comprises a bridge base body (1) and multiple guardrail units (2) mounted on the bridge base body (1), wherein each guardrail unit (2) comprises two fixed sleeve stand columns (4) fixed on the bridge base body (1) in a bilateral symmetric manner as well as an upper cross beam (21) and a lower cross beam (22) which stretch across and extend beyond the two fixed sleeve stand columns (4), the upper cross beam (21) and the lower cross beam (22) are provided with circuit devices and are fixedly connected with each other by the aid of vertical rails (23), a screw hole in threaded fit with a vertical stud (43) is formed in each of the two fixed sleeve stand columns (4), and the upper end of each vertical stud (43) extends into the upper cross beam (21) and is axially and fixedly connected with the upper cross beam (21) by the aid of an upper thrust bearing (431) and a lower thrust bearing (432).

The invention relates to a bridge with liftable guardrails and capable of preventing over travel. The bridge comprises a bridge matrix (1) and a plurality of guardrail units (2) mounted on the bridge matrix (1), wherein each of the guardrail units (2) comprises two fixing sleeve vertical columns (4), an upper crossbeam (21) and a lower crossbeam (22), wherein the fixing sleeve vertical columns (4) of each guardrail unit (2) are fixed to the bridge matrix (1) in a left-right symmetrical manner; the upper crossbeam (21) and the lower crossbeam (22) of each guardrail unit (2) cross and extend to exceed the positions of the two corresponding fixing sleeve vertical columns (4); circuit devices are separately arranged on each upper crossbeam (21) and each lower crossbeam (22) and are fixedly connected by vertical guardrails (23); a screw hole being matched with a vertical screw column (43) is formed in each of every two fixing sleeve vertical columns (4); and the upper end of each of the vertical screw columns (43) extends into the corresponding upper crossbeam (21) to be axially and fixedly connected with the corresponding upper crossbeam (21) through an upper thrust bearing (431) and a lower thrust bearing (432).

A novel guardrail structure applicable to a bridge comprises a bridge base (1) and multiple guardrail units (2) installed on the bridge base (1). Each guardrail unit (2) comprises two fixed sleeve stand columns (4) bilaterally symmetrically fixed on the bridge base (1), and an upper beam (21) and a lower beam (22) crossed and extended to exceed the two fixed sleeve stand columns (4), and the upper beams (21) and the lower beams (22) are provided with circuit devices and fixedly connected by vertical railings (23); each of the two fixed sleeve stand columns (4) is internally provided with a screw hole in screw-thread fit with a vertical stud (43), and the upper ends of the vertical studs (43) extend into the upper beam (21) and are axially fixedly connected with the upper beam (21) through upper thrust bearings (431) and lower thrust bearings (432).

A bridge provided with liftable guardrails and adopting a simple structure comprises a bridge base body (1) and multiple guardrail units (2) mounted on the bridge base body (1), wherein each guardrail unit (2) comprises two fixed sleeve stand columns (4) fixed on the bridge base body (1) in a leftwards and rightwards symmetric manner as well as an upper cross beam (21) and a lower cross beam (22) which stretch across and extend out of the space between the two fixed sleeve stand columns (4), the upper cross beam (21) and the lower cross beam (22) are provided with circuit devices and are fixedly connected with each other by the aid of vertical rails (23), a screw hole in threaded fit with a vertical stud (43) is formed in each of the two fixed sleeve stand columns (4), and the upper end of each vertical stud (43) extends into the upper cross beam (21) and is axially and fixedly connected with the upper cross beam (21) by the aid of an upper thrust bearing (431) and a lower thrust bearing (432).

The invention provides an ascending and descending railing structure for a municipal bridge. The ascending and descending railing structure for the municipal bridge comprises a bridge base body (1) and a plurality of railing units (2) arranged on the bridge base body (1), wherein each railing unit (2) comprises two fixed sleeve upright posts (4), an upper cross beam (21) and a lower cross beam (22); the two fixed sleeve upright posts (4) are symmetrically fixed on the bridge base body (1) at the left side and the right side; the upper cross beam (21) and the lower cross beam (22) transversely span across and extend through a position between the two fixed sleeve upright posts (4); the upper cross beam (21) and the lower cross beam (22) are respectively provided with circuit devices and are fixedly connected by vertical railings (23); each of the two fixed sleeve upright posts (4) is provided with a screw hole matched with a vertical stud (43) through screw threads; the upper end of each vertical stud (43) extends into the upper cross beam (21) and is axially and fixedly connected with the upper cross beam (21) through an upper thrust bearing (431) and a lower thrust bearing (432).

A bridge with lifting guard bars comprises a bridge body (1) and a plurality of guard bar units (2) installed on the bridge body (1). Each guard bar unit (2) comprises two fixing sleeving columns (4) fixed to the bridge body (1) in left and right symmetry, an upper cross beam (21) and a lower cross beam (22); the upper cross beam (21) and the lower cross beam (22) stretch across and extend beyond the two fixing sleeving columns (4); the upper cross beam (21) and the lower cross beam (22) are both provided with circuit elements and fixedly connected with each other through vertical handrails (23); each fixing sleeving column (4) is provided with a screw hole matched with a corresponding vertical screw column (43) in a threaded mode; and one end of each vertical screw column (43) extends into the upper cross beam (21) and is fixedly connected with the upper cross beam (21) through an upthrust bearing (431) and a downthrust bearing (432).

A lifting guardrail device used for a municipal bridge comprises a bridge matrix (1) and a plurality of guardrail units (2) mounted on the bridge matrix (1). Each guardrail unit (2) comprises two fixed sleeve columns (4) fixed on the bridge matrix (1) bilaterally symmetrically, as well as an upper beam (21) and a lower beam (22) which cross and extend over the two fixed sleeve columns (4), wherein each of the upper beam (21) and the lower beam (22) is provided with circuit apparatus, and the upper beam (21) and the lower beam (22) are fixedly connected through vertical railings (23); a screw hole in threaded fit with a vertical stud (43) is formed in each of the two fixed sleeve columns (4), and the upper end of the vertical stud (43) extend into the upper beam (21) and is axially and fixedly connected with the upper beam (21) through an upper thrust bearing (431) and a lower thrust bearing (432).