13results about How to "Stay stable" patented technology

The utility model discloses a pin assembly and a plug. The pin assembly comprises a first shell, a rotating shaft, a pin and a limiting assembly, the first shell is provided with a containing groove and a receding opening; the rotating shaft is located in the containing groove and rotationally connected to the first shell in the first axial direction, the circumferential side face of the rotating shaft comprises a positioning face, and the positioning face comprises a first abutting face and a second abutting face which are arranged in the circumferential direction of the rotating shaft; the pin penetrates through the avoidance opening, and the rotation track of the pin is provided with a storage position and a first unfolding position; when the pin is located at the storage position, the extension direction of the pin is a first direction, and the limiting assembly abuts against the first abutting surface; when the pin is located at the first unfolding position, the extension direction of the pin is a second direction, the limiting assembly abuts against the second abutting face, and the included angle alpha formed by the first direction and the second direction is larger than 0 degree and smaller than 90 degrees. And the storage volume of the plug can be reduced, so that the plug is more convenient to carry and store.

The locking mechanism comprises a rotating piece, a base, a switch and a locking piece, the base serves as a main body support, the rotating piece is arranged in the base and can rotate, the switch is arranged on the base, the locking piece is arranged in a floating mode and abuts against the switch, and a locking part of the locking piece can be selectively locked with the rotating piece; when the switch rotates upwards on the base, the locking piece is lifted up and is unlocked from the rotating piece; when the switch rotates downwards, the locking piece falls down to realize locking of the switch and the locking piece; the lifting screen comprises a main body piece, a cross beam and the locking mechanism, the main body piece is arranged on the cross beam in a lifting mode, rotation of the rotating piece is in linkage with lifting of the main body piece, and locking of the locking mechanism on the rotating piece is locking of the main body piece; according to the mechanism, locking and unlocking can be controlled through simple switch rotation operation, and the use convenience is greatly improved; the unique floating abutting design of the locking piece can effectively prevent downward sliding caused by gravity, and the stability of the equipment is ensured.

The utility model discloses a lighting head lamp which comprises a lamp shell, the lamp shell comprises a containing bin and a battery bin, a containing space is formed in the containing bin, the containing space is used for at least containing a light-emitting body and a control module, the battery bin is connected with the containing bin, and the battery bin protrudes out of the back face of the containing bin; the connecting base at least comprises a clamping part, the clamping part extends in the direction close to the battery bin, a clamping opening is formed in the front end of the clamping part, and the clamping opening is matched with the outer wall of the battery bin in a clamping mode so that the connecting base can rotate relative to the lamp shell; the lighting panel is installed on the lamp shell, a light hole is formed in the position, corresponding to the light-emitting body, of the lighting panel, the structure is more compact, and use convenience is improved.

The invention relates to the technical field of corrosion inhibitors and metal corrosion prevention, and discloses a high-density temperature-resistant corrosion inhibitor for an oil extraction pump and a preparation method thereof.The corrosion inhibitor is composed of sodium benzenesulfonate 180.00-200.00 g / L, sodium molybdate 10.00-15.00 g / L and sodium silicate 0.10-0.20 g / L. deionized water serves as a solvent, the density of the corrosion inhibitor is larger than 1.150 g / mL, and the high-density temperature-resistant corrosion inhibitor has excellent corrosion inhibition performance on 45 # carbon steel and 316 L stainless steel in the high-pressure water environment at the temperature of 120-180 DEG C; and the room-temperature corrosion inhibition efficiency is not lower than 85.00%. The corrosion inhibitor is a compound corrosion inhibitor, a compact corrosion-resistant film is formed through the synergistic effect of components, and the corrosion inhibitor is environmentally friendly, low in cost, easy to prepare and capable of accurately adapting to the extreme working condition of direct electric heating auxiliary exploitation of thick oil, effectively solves the corrosion problem of an oil extraction pump protector cavity, prolongs the service life of equipment and has wide application prospects and huge economic benefits.

The utility model relates to the technical field of non-woven fabric production, in particular to a limiting mechanism for a rice crust packaging box sealing device, which comprises a mounting plate, an adjusting component is connected below the mounting plate, a connecting frame is connected below the adjusting component, and the connecting frame is connected with a connecting rod. A connecting plate is arranged at the lower end of the connecting frame. The limiting mechanism can be mounted in the packaging box sealing device through the mounting plate, the position of the baffle can be rapidly adjusted by controlling the electric telescopic rod to work, the baffle makes direct contact with a packaging box, it is ensured that the packaging box can stably and accurately stay at the sealing position, and the rotating disc and the lead screw can be driven to rotate by rotating the handle; and the adjusting block and the electric telescopic rod are driven to move, the horizontal position of the electric telescopic rod can be adjusted, rapid adjustment can be conducted according to packaging boxes of different sizes, the device can conveniently adapt to the packaging boxes of different sizes and shapes, and the flexibility of a production line is improved.

This utility model relates to an armrest and seat, including a fixed base and an armrest body connected to the fixed base via a rotation angle limiting mechanism. The rotation angle limiting mechanism includes a through hole on the armrest body, a shaft portion inserted into the through hole on the fixed base, and an axial limiting structure between the shaft portion and the through hole to prevent axial movement of the armrest body relative to the shaft portion. The axial limiting structure includes a fastener, at least a portion, and a remaining portion. The at least portion conforms to the outer periphery of one end of the through hole, and the remaining portion conforms to the outer periphery of the other end of the through hole. The remaining portion acts as rotational damping. The fastener passes through the at least portion and is at least connected to the shaft portion. The advantages are: it provides stable axial clamping, significantly improving structural stability and reliability; simultaneously, the elastic damping element ensures that the armrest body can remain stably stationary at any angle, overcoming the defects of armrest loosening and damping failure in the prior art.

The utility model discloses a pluggable binary current lead copper section structure of a superconducting magnet, which comprises a sealed cylinder, a current lead rod and a conduction component, the sealed cylinder is fixedly arranged on the outer wall of superconducting magnet equipment, and the current lead rod can reciprocate along the axial direction of the current lead rod relative to the sealed cylinder. A combination part is arranged on the outer circumferential wall of the current lead rod, a limiting part is arranged on the inner circumferential wall of the sealing cylinder, it is ensured that the current lead rod can stably stay at the combination position, the conduction part is used for conducting electric energy transmitted by the current lead rod to a to-be-excited object, and after excitation is completed, the current lead rod is made to move to the separation position; therefore, the current lead rod is blocked as a conduction heat leakage channel between the room temperature and the superconducting magnet low-temperature environment (inner-layer chamber), the cooling effect of the superconducting magnet can stably reach the preset target operation temperature, and the superconducting magnet is always in a stable superconducting state.

The utility model relates to the technical field of measuring tools, and discloses a drawing measuring scale for engineering cost, which comprises a main scale, an outer surface of which is movably connected with an auxiliary scale. And the locking mechanism is arranged at the top end of the auxiliary ruler. According to the drawing measuring ruler for the engineering cost, the straight ruler and the protractor are integrated, in the engineering cost drawing measuring and drawing work, the measuring ruler can be directly used for completing angle measurement and straight line drawing, workers do not need to frequently switch tools, the operation procedures are greatly reduced, and the working efficiency is remarkably improved; time waste and measurement errors caused by tool switching are avoided, the data basis of engineering cost calculation is accurately guaranteed, due to the design of the locking mechanism, it can be guaranteed that the auxiliary ruler stably stays at the required angle position during rotation, angle deviation caused by slight shaking is avoided, and the engineering cost is accurately calculated. The precision problem of a traditional measuring tool in the aspect of angle measurement is solved.

The invention discloses a building wall water seepage detection device, and relates to the technical field of water seepage detection, the building wall water seepage detection device comprises a motion device, a moisture meter and a sling, the sling is used for being installed on a to-be-detected wall, the moisture meter is installed at the bottom of the motion device, and the motion device and the moisture meter are both in transmission connection with the sling. By means of cooperation of an anti-skid powder box and a powder passing groove in the auxiliary displacement assembly, when the moving device moves along the sling, the friction force between a transmission roller and the sling is remarkably increased, a first motor in the driving assembly is matched to drive a rotating plate and a push column to drive a sliding base and a limiting frame to move, and accurate clamping of a second transmission roller to the sling is achieved; the device can be rapidly and stably stopped when the moisture meter detects water seepage, interference of shaking of a moving device on a sensor is avoided, the multi-angle adjusting function of a first steering engine and a second steering engine on an infrared probe is combined, the detection accuracy of a water seepage area is ensured, and the problem that an existing device is insufficient in detection accuracy due to shaking is effectively solved.

The utility model discloses a mechanical part processing turnover material rack, including car frame, slant sliding mechanism, wheel body fixing mechanism and stabilizing auxiliary mechanism, slant sliding mechanism includes slant frame, guide wheel, adjusting frame, adjusting wheel, adjusting sleeve and rotating rod, wheel body fixing mechanism includes annular groove, spinning rod, reverse thrust spring, rotating sleeve and spinning groove, and the spinning groove is equipped with the guide wheel, the adjusting frame, the adjusting wheel, the adjusting sleeve and the rotating rod. The inclined sliding mechanism is obliquely installed through an inclined frame and matched with multiple sets of guide wheels, natural sliding conveying of the material box is achieved through gravity, the energy cost is saved, an adjusting wheel makes contact with the bottom of the material box in a friction mode, the sliding speed and the stopping position of the material box can be accurately controlled, and the wheel body fixing mechanism controls forward and backward movement of a spinning rod through a rotating sleeve. And when the spinning rod extends into the annular groove, reliable friction locking is formed, and the adjusting wheel is prevented from rotating accidentally.

The utility model discloses a kind of precision bending equipment for battery connecting piece processing, it relates to the technical field of battery processing equipment, and the precision bending equipment for battery connecting piece processing includes workbench, conveying mechanism for conveying battery connecting piece, positioning mechanism for the connecting piece positioning on conveying mechanism, bending mechanism for the bending of battery connecting piece and the stop mechanism for the stop of battery connecting piece after bending, the positioning mechanism and bending mechanism are all set in conveying mechanism side, and the stop mechanism is located at the end of conveying mechanism;The conveying mechanism has material discharging support plate for placing battery connecting piece, and the bending mechanism has bending plate, and the bending plate is movably contacted with battery connecting piece on material discharging support plate;By setting conveying mechanism, positioning mechanism, bending mechanism and stop mechanism, accurate transmission, positioning, bending and stop to battery connecting piece are realized, and processing precision and production efficiency are improved.

The utility model discloses an automatic lithium battery electric property sorting device relates to lithium battery sorting technical field, including work table, feeding mechanism and detect unloading mechanism, and the feeding mechanism is installed at the top of work table, and the unloading port of feeding mechanism is provided with buffer receiving mechanism, the utility model discloses a buffer receiving mechanism is set up, adopts the buffer shock attenuation of half arc plate and bottom spring of symmetrical arrangement to realize when battery falling, inhibit battery rebound and accurate positioning, enhance the clamping stability of positive and negative electrode to the battery to guarantee the accuracy of detection data, with the linkage rack, gear and the interface rack constitute, make half arc plate action synchronous drive unloading guide plate to lift, form the dynamic limit guide of battery, prevent battery rolling or deviation in the detection process, and the guide mechanism of the configuration containing inclined guide strip and parallel guide strip can adapt to the stable conveying of different length batteries, and eliminate the deviation phenomenon caused by the size difference of battery.

This utility model belongs to the field of concrete processing technology, and provides a concrete test block curing rack device, including a curing rack body, a lifting device, a support platform, a lifting platform, a limiting device, a pallet component, and a controller. The concrete test block curing rack device of this application features several support platforms to increase the number of concrete test specimens that can be placed, improving space utilization. Simultaneously, the lifting device, in conjunction with the structure of the lifting platform, allows operators to easily adjust the movement of the pallet component relative to the support platforms. The limiting device ensures the stable stopping of the lifting platform on each support platform, preventing swaying during concrete test specimen handling and ensuring safe placement and retrieval of the concrete test specimens. Finally, the guide rail facilitates the relative movement of the pallet component on the support platforms and the lifting platform, making it convenient to place and retrieve concrete test specimens and ensuring safe and convenient transportation.