7results about How to "Effective limit fixed" patented technology

The utility model relates to the technical field of sheet metal part detection, and discloses an automobile sheet metal part compressive strength test fixture which comprises a shell, a lining pipe frame is connected to the top end of the inner wall of the shell, a partition plate is connected between the outer surface of the lining pipe frame and the inner side of the shell, and a driving motor is connected to one side of the inner wall of the lining pipe frame. The output end of the driving motor is connected with a lead screw, one end of the lead screw is connected with a traction frame, a plurality of connecting rods are rotationally arranged on the outer ring of the traction frame, and the bottom end of the partition plate is connected with a plurality of sets of sliding rods. Through the arrangement of the multiple clamping mechanisms and the extrusion mechanisms, sheet metal parts in special shapes can be effectively limited and fixed, the application range is effectively widened, meanwhile, the top faces of the sheet metal parts are pressed downwards through the lower frame clamping plates, the bottom faces of the sheet metal parts are jacked upwards through the extrusion mechanisms, the fixing effect is guaranteed, the overall fixing mode of the device is automatic, and the production efficiency is improved. Operation is easy, using is convenient, manpower consumption is greatly reduced, and the using requirement is met.

The present application relates to the field of cattle embryo microenvironment gas control preservation device, especially to a cattle embryo microenvironment gas control preservation device, which comprises a three-gas incubator, the lower surface of the three-gas incubator is installed with a plurality of universal wheels, one side of the three-gas incubator is installed with a control panel, one side of the three-gas incubator is installed with a box door, the inner wall of the three-gas incubator is provided with an adjusting structure, the adjusting structure comprises two fixed plates, the two fixed plates are fixedly connected with the three-gas incubator, the inner wall of the two fixed plates is slidably connected with a plurality of placing plates, and the inner wall of the fixed plate is provided with a plurality of auxiliary grooves. The cattle embryo microenvironment gas control preservation device provided by the present application can conveniently adjust the position of the placing plate, facilitate the placement of culture dishes of different sizes and models, save the internal space of the three-gas incubator, and improve the space utilization.

The utility model provides an assembly type high-pressure cleaning machine which comprises an installation frame, a water bucket is arranged on the top of the installation frame, a booster pump is arranged on the right side of the water bucket, and the bottom of the booster pump is fixedly connected with the top of the installation frame. The bottom of the water bucket fixedly communicates with a first connecting pipe, the other side of the first connecting pipe fixedly communicates with the input end of a booster pump, the output end of the booster pump fixedly communicates with a water conveying pipe, the side, away from the booster pump, of the water conveying pipe fixedly communicates with a three-way pipe, and the interior of the three-way pipe is rotationally connected with a hollow column. The bottom of the hollow column communicates with the interior of the conveying pipe through a three-way pipe. By arranging the mounting frame, the water bucket, the booster pump, the first connecting pipe, the water conveying pipe, the three-way pipe, the hollow column, the winding disc, the hose, the rotating frame, the anti-rotating structure and the spraying structure, the problems that an existing high-pressure cleaning machine cannot adapt to multi-scene application and is poor in stability are solved.

The utility model discloses a kind of body fixing belts, comprising: chest pad, the two sides of the chest pad are respectively provided with shoulder belt, underarm belt and belly band, the width and / or length of the chest pad can be extended or shortened adjustment;Back pad, a plurality of through holes are formed in the back pad, the free end of the shoulder belt, the underarm belt and the belly band is respectively threaded in the corresponding through hole. Therefore, the activity of the body can be effectively limited, the patient's body is prevented from being greatly twisted, the pipeline is pulled, twisted or even pulled out due to the patient's body movement, so as to ensure the treatment effect of the patient.

The utility model discloses a new energy battery pack collision protection structure, which belongs to the technical field of new energy batteries, and comprises an assembly seat and an anti-collision plate, the assembly seat is provided with four fixing rings, the upper surface of the anti-collision plate is vertically provided with four vertical rods, the outer surface of each vertical rod is matched with a first spring, and the outer surface of each first spring is matched with a second spring. The outer surface of the top end of the vertical rod is matched with the inner ring of the fixing ring, an arc-shaped energy absorption plate is arranged on the lower surface of the anti-collision plate, and a honeycomb structure is arranged in the arc-shaped energy absorption plate. The problem that it is difficult to effectively buffer and weaken impact force is solved.

The utility model discloses a wear-resistant cutter mounting seat for a coal mine heading machine, which relates to the technical field of coal mine heading machines and comprises a mounting seat body, a connecting column fixedly arranged on one side of the mounting seat body, a cutter arranged on one side of the connecting column, a mounting groove formed in one side of the connecting column, and a threaded groove formed in the inner wall of one side of the mounting groove. The inner wall of the threaded groove is connected with a threaded rod through threads, one end of the threaded rod is fixedly provided with a high-frequency sensor, the circumferential inner wall of the mounting groove is provided with an inclined waveguide hole, a waveguide rod is inserted into the inner wall of the waveguide hole, one end of the waveguide rod is fixedly arranged with the high-frequency sensor, and the other end of the waveguide rod is in contact with the cutter. According to the utility model, the high-frequency sensor can be used for monitoring and capturing the cracking stress wave of the cutter in real time, and when the cracking stress wave of the cutter is monitored, the cutter is quickly closed, so that the base associated damage caused by the cracking of the cutter is effectively avoided.

The utility model relates to a kind of power battery top cover structure, including top cover assembly and pole, the top cover assembly includes top cover sheet and fixed compression ring, the top cover sheet and the fixed compression ring welding connection, the through-hole for accommodating the pole is equipped on the top cover sheet, the pole is set between the top cover sheet and the fixed compression ring, the lower plane of the pole and the lower plane of the through-hole are placed in the same horizontal plane.The design of the utility model simplifies the stamping difficulty of top cover assembly;Welding connection replaces fixed connection, without adding spin riveting equipment and other facilities again, effectively reduce manufacturing cost.