70results about How to "Stable driving structure" patented technology

The invention discloses a spring chuck clamp, and relates to the technical field of processing clamps. The spring chuck clamp comprises a bottom plate, wherein a plurality of fixing plates are fixedlyconnected with the upper surface of the bottom plate, one side, close to the fixing plates, of the upper surface of the bottom plate, is fixedly connected with a fixing frame, two rows of motors arefixedly connected with ends, in the same direction, of the lower side and the upper side of the fixing frame, the quantity of the two rows of the motors is as same as that of the fixing plates, a fixed pipe is fixedly connected with one side, far away from the fixing frame, of each fixing plate, and a side pipe is connected with the outer side of each fixed pipe in a sliding mode. The spring chuckclamp can fix a spring chuck from the interior of the spring chuck through inner wall fixing rods, and raised directions are set on the inner fixing rods, and therefore the inner wall fixing rods areconvenient to fold. Furthermore, the inner wall fixing rods are firm in drive structure and long in use life, the outer wall of the spring chuck can be fixed through an outer wall fixator, and therefore the problems that the spring chuck slides in processing and quality reduction of the product is caused can be avoided.

The invention discloses a drag hook structure of an instrument panel mold. The drag hook structure comprises an ejector plate (1), an ejector block is arranged below the ejector plate (1), a connecting block (2) is arranged on the ejector plate (1), a pull rod (3) is hinged to the connecting block (2), and a wear-resistant block (4) is arranged on the outer side wall of a movable mold (100); a drag hook (5) is arranged at the end, far away from the connecting block (2), of the pull rod (3); the upper surface of the drag hook (5) is provided with a containing groove (51), and the wear-resistantblock (4) is limited in the containing groove (51); and when the mold is opened, the movable mold (100) moves downwards to drive the pull rod (3) to move downwards together, so that the ejector plate(1) is driven to move downwards along with the inclined ejector block to eject the product. The drag hook structure of the instrument panel mold is used for driving the ejector plate (1) to do ejecting movement, and is capable of stably driving the ejector plate (1), high in precision and long in service life.

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 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).

The invention relates to a bridge with guardrail height adjustable. The bridge with the guardrail height adjustable comprises a bridge matrix (1) and multiple guardrail units (2) arranged on the bridge matrix (1), wherein each guardrail unit (2) comprises two fixed sleeve upright posts (4) which are bilaterally and symmetrically fixed on the bridge matrix (1) as well as an upper cross beam (21) and a lower cross beam (22) which cross over, extend and exceed the two fixed sleeve upright posts (4) for half of the length between the two fixed sleeve upright posts (4), the upper cross beam (21) and the lower cross beam (22) are respectively provided with a circuit device and are fixedly connected by virtue of a vertical handrail (23); and a screw hole matched with a vertical stud (43) by virtue of a screw thread is formed in each of the two fixed sleeve upright posts (4), and the upper end of the vertical stud (43) is inserted into the upper cross beam (21) to be axially and fixedly connected with the upper cross beam (21) by virtue of an upper thrust bearing (431) and a lower thrust bearing (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).

An energy-saving environment-friendly bridge with a lifting railing comprises a bridge foundation (1) and a plurality of guardrail units (2) mounted on the 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 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 liftable bridge guardrail structure with a lifting warning function 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 pillars (4) fixed on the bridge base body (1) in a bilaterally symmetrical manner as well as an upper cross beam (21) and a lower cross beam (22) which cross over and extend over the space between the two fixed sleeve pillars (4), circuit devices are arranged on the upper cross beam (21) and the lower cross beam (22), the upper cross beam (21) and the lower cross beam (22) are fixedly connected through vertical rails (23), a screw hole in thread fit with a vertical stud (43) is formed in each of the two fixed sleeve pillars (4), and the upper ends of the vertical studs (43) extend 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 minced fish washing pool. The minced fish washing pool comprises a pool body, flow dividing pipes, air bubble pipes, a double-output-shaft motor, two steering boxes and twostirring rods, wherein the flow dividing pipes are connected with a gas source; the pool body is provided with a minced fish inlet, a minced fish outlet and a water inlet; the bottom inside the pool body is provided with ditches; the flow dividing pipes are arranged at one outer side of the pool body and separately communicate with the air bubble pipes; each air bubble pipe is installed inside thecorresponding ditch after penetrating through one sidewall of the pool body; the double-output-shaft motor is arranged outside the pool body and is separately connected with the two steering boxes; the two steering boxes are separately fixedly connected with the two stirring rods; the two stirring rods are positioned inside the pool body and are separately arranged above the air bubble pipes. According to the minced fish washing pool provided by the invention, a plurality of ditches are arranged at the bottom inside the pool body, each air bubble is installed inside the corresponding ditch after penetrating through one sidewall of the pool body, the air bubble pipes arranged at the pool bottom occupy a relatively small space, so blocking is hard to generate, air bubbles are uniformly released, and the cleanness of minced fish is improved; and a stirring device is arranged above the air bubble pipes and is used for completely washing the minced fish in an assisting manner.

A liftable bridge guardrail structure with a lifting warning function 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 pillars (4) fixed on the bridge base body (1) in a bilaterally symmetrical manner as well as an upper cross beam (21) and a lower cross beam (22) which cross over and extend over the space between the two fixed sleeve pillars (4), circuit devices are arranged on the upper cross beam (21) and the lower cross beam (22), the upper cross beam (21) and the lower cross beam (22) are fixedly connected through vertical rails (23), a screw hole in thread fit with a vertical stud (43) is formed in each of the two fixed sleeve pillars (4), and the upper ends of the vertical studs (43) extend 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).

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).

A municipal bridge with a guardrail capable of ascending and descending comprises a bridge base body (1) and multiple guardrail units (2) installed on the bridge base body (1). Each guardrail unit (2) comprises two fixing sleeve uprights (4) symmetrically fixed to the bridge base body (1) left and right, an upper crossbeam (21) and a lower crossbeam (22), wherein the upper crossbeam (21) and the lower crossbeam (22) transversely stride over and extend to exceed the position between the two fixing sleeve uprights (4) and is each provided with a circuit device and fixedly connected through a vertical handrail (23). Each of the two fixing sleeve uprights (4) is provided with a screw hole in threaded fit with a vertical stud (43). The upper end of each vertical stud (43) extends into the upper crossbeam (21) and is axially and fixedly connected with the upper crossbeam (21) through an upper thrust bearing (431) and a lower thrust bearing (432).

A bridge with lifting type guardrails comprises a bridge base body (1) and a plurality of guardrail units (2) installed on the bridge base body (1). Each guardrail unit (2) comprises two fixed sleeve stand columns (4), an upper cross beam (21) and a lower cross beam (22), wherein the two fixed sleeve stand columns (4) are fixed on the bridge base body (1) in a left-right symmetry mode; the upper cross beam (21) and the lower cross beam (22) stretch across, extend and exceed the two fixed sleeve stand columns (4); the upper cross beam (21) and the lower cross beam (22) are both provided with circuit elements and fixedly connected through vertical guardrails; each of the two fixed sleeve stand columns (4) is internally provided with a screw hole in thread fit with a vertical stud (43); and the upper end of each vertical stud (43) extends into the upper cross beam (21) and axially and fixedly connected with the upper cross beam (21) through 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).

The invention relates to a space-on-orbit turntable limit mechanism and an assembling method thereof. The space-on-orbit turntable limit mechanism comprises a casing, a limit button and a release button, and the limit button includes a button segment, a limit segment and a lock pin segment. The limit segment is located in the housing and the two ends are respectively connected with the button segment and the lock pin segment. The button segment and the lock pin segment are respectively penetrated on two opposite side walls of the housing; when the limit button is in the unlocked position, the button segment is located in the housing. When the limit button is in the locked position, the button segment is located inside the casing and the locking pin segment is located outside the casing; the release button is penetrated on the casing and is elastically connected with the casing to release One end of the button located in the casing is movably connected with the limit section of the limit button and is used to switch the limit button between the locking position and the unlocking position. In the limiting mechanism of the present invention, by providing a limiting button and a release button, the limiting button can be locked or released by the release button.

A liftable 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).