37results about How to "Height position adjustment" patented technology

The invention provides a car coupler for a rail returning vehicle and the rail returning vehicle. The car coupler for the rail returning vehicle comprises a coupler head, a connection rod, a buffer, a mounting frame, a mounting seat and a supporting plate, wherein one end part of the connection rod is a bent part; the coupler head is fixed on the bent part and the other end of the connection rod is provided with a strip-shaped hole; the mounting frame is provided with a notch; the mounting frame is further provided with a through hole which penetrates through the notch; the connection rod is inserted into the notch; a pin shaft is inserted into the through hole and the strip-shaped hole; baffles are respectively inserted into the two ends of the mounting frame; the buffer is located between the two baffles and is abutted against the baffles; the mounting seat is provided with two parallel vertical plates; each vertical plate is provided with a plurality of rows of first mounting holes from bottom to top; the supporting plate is located between the two vertical plates and is connected with the first mounting holes through bolts; two parallel vertical slide ways are further fixed between the two vertical plates and the mounting plate is tightly leaned on the supporting plate; and the baffles are correspondingly leaned against the vertical slide ways. An applicable range of the rail returning vehicle is expanded through the car coupler for the rail returning vehicle.

A road paver (F) has a paving screed E the working width of which can be adjusted continuously. In order to further enlarge the working width in steps at least one paving screed extension can be mounted. A distributing auger (6) is supported in a distributing auger support (4). Distributing auger extensions (19a, 19b, 19c) can be mounted to the distributing auger (6). Scraper blades (20) are arranged in casting travelling direction behind distributing auger (6). At least a scraper blade section (20a) functionally associated to a mounted paving screed extension (13) is carried by a channel sheet steel plate (15) being part of the mounted distributing auger extension (19a, 19b, 19c). The scraper blade section (20a) can be adjusted in height direction together with the distributing auger support (4) via a drive (7) which can be remotely controlled during a casting process.

The invention provides jacking equipment convenient to position for municipal pipeline construction, and belongs to the technical field of pipeline construction equipment. The jacking equipment comprises a lifting mechanism and a jacking mechanism, wherein a first motor in the lifting mechanism is fixed to a first mounting box; a first screw rod is fixed to the first motor; a first transmission nut is arranged on the first screw rod; a lifting plate is fixedly connected with the first transmission nut, and a supporting rod is fixed to the lifting plate; a second mounting box in the jacking mechanism is fixed to the top end of the supporting rod; a second motor is fixed to the second mounting box; a second screw rod is fixed to the second motor; a second transmission nut is arranged on thesecond screw rod; a moving block is fixedly connected with the second transmission nut; a sliding groove is arranged on the box wall of the second mounting box; the moving block slides in the slidinggroove; and a jacking block is fixed to the moving block. By means of the device of the invention, automatic jacking of a construction pipeline is achieved, meanwhile, the height position of the construction pipeline can be automatically adjusted, operation is convenient, and the working efficiency is greatly improved.

The invention discloses an oval bamboo weaving mold. The oval bamboo weaving mold comprises a supporting seat, wherein a fixing groove is formed in the top of the supporting seat; a mounting plate isarranged at the top of the supporting seat, one side of the mounting plate is hinged to the top of the supporting seat, and a first bearing seat is fixedly arranged at the top of the mounting plate; and a stand column is rotationally arranged at the top of the first bearing seat, a bamboo weaving mold body is fixedly arranged at the top end of the stand column, and the stand column is fixedly provided with a circular plate in a sleeved mode. The oval bamboo weaving mold is reasonable in design and good in practicability, the bamboo weaving mold body can be stably placed, and a worker does notneed to hold the bamboo weaving mold body with hands in the weaving process, so that work is facilitated; and the bamboo weaving mold body is horizontally rotated and adjusted, the inclination angle of the bamboo weaving mold body can be conveniently adjusted, and the height position of the bamboo weaving mold body can be conveniently adjusted, so that the bamboo weaving mold body is suitable forusing by people with different heights, and the bamboo weaving mold body can be conveniently adjusted to a comfortable position to work.

The invention discloses a BIM-based steel structure three-dimensional model collision performance detection device, which comprises a detection platform main body, a reset spring, a connecting rod, amounting plate and a rotating rod; the upper surface of the detection platform main body is internally provided with an accommodating groove and a sliding groove, and the lower part of the accommodating groove is provided with the sliding groove; a supporting rod is clamped and placed in the sliding groove, a collision plate is fixed to the top end of the supporting rod through screws, an adjusting rod is clamped and connected to the middle of the right side face of the collision plate, the right end of the adjusting rod penetrates through the right side face of the detection platform body, and reset springs are arranged on the upper side and the lower side of the adjusting rod correspondingly; and the left end of the reset spring is in screw connection with the collision plate. The BIM-based detection device for the collision performance of the steel structure three-dimensional model is provided with the hook main body, so that the rotating rod well drives the hook main body to ascendand descend, the height position of the hook main body is conveniently adjusted, and the hook main body can well hook and fix different positions of a steel structure.

The invention discloses an aluminum-plastic plate grinding device with a positioning mechanism, which includes a positioning assembly; the positioning assembly: includes a chute, a two-way screw rod, a connecting block, a positioning slot, a pulley, a transmission belt and a fifth motor, and the chute is provided with Two and symmetrically arranged on opposite ends of the rotating shafts on both sides. The two-way screw rod is connected in the chute in rotation. There are two connecting blocks, and the two connecting blocks are threaded on both sides of the two-way screw rod through the threaded hole in the middle. , and a positioning groove is provided between the two corresponding connecting blocks on both sides, and two pulleys are provided at one end of two-way screw rods respectively arranged on both sides, and the two pulleys are connected by a transmission belt. The five motors are installed at one end of one of the chute. This aluminum-plastic plate grinding equipment with a positioning mechanism can realize automatic grinding of aluminum-plastic plates. It has a high degree of automation, can effectively improve the grinding efficiency, reduce labor intensity, and has good positioning. Capable and practical.

The invention discloses an installation and placement mechanism for a film and television advertisement curtain which is convenient for switching the curtain, comprising a left support plate, an electric push rod and a bead chain. The rear side is provided with a second threaded rod, and the outer sides of the second threaded rod and the first threaded rod are both keyed with rotating gears, a placing plate is fixed on the upper and right sides of the left support plate, and a placing plate is provided below the left end of the placing plate. a first fixed sleeve rod, and the left end bearing of the first fixed sleeve rod is connected with a left support plate, and the rear side of the first fixed sleeve rod is provided with a second fixed sleeve rod. The film and television advertising screen installation and placement mechanism that is easy to switch the screen is convenient to drive the first fixed sleeve rod and the second fixed sleeve rod or the second fixed sleeve rod and the third fixed sleeve rod to rotate at the same time, so that a curtain storage roller and a curtain storage roller Perform the work of laying the curtain, and a curtain receiving roller is used for the work of winding the curtain.

The invention discloses a turning and lifting rail vehicle. The vehicle frame is provided with two groups and symmetrically distributed on both sides of the cable tray support. Support bearings are fixedly installed on the bottom of both ends of the vehicle frame. The inner ring of the support bearing is fixedly provided with vertical The connecting shaft that goes straight down, the wheel seat is fixedly installed at the end of the connecting shaft, the wheel seat is rotatably connected with the wheel, the reducer is fixedly installed on the wheel seat, the input end of the reducer is equipped with a drive motor, and the reducer The output end is connected with a drive shaft, and the drive shaft is fixedly connected to the wheel. Two sets of movable limit assemblies and fixed limit rods are arranged on the reel support. , to ensure that the wheel seats on the left and right sides of the pull rod cover are rotated synchronously, so as to ensure the stable steering of the rail car during the movement process, and the steering of the wheel seats is limited by setting the limit spring, which effectively ensures that the wheel seats are quickly reset after turning.