12results about How to "Avoid functional failure" patented technology

The utility model discloses a cover plate with a waterproof structure, which comprises a rear shell, a surface cover and a waterproof piece, the surface cover is detachably mounted on the rear shell through a quick release structure, the rear shell is provided with a mounting area for fixedly mounting the quick release structure, the mounting area is provided with a mounting hole communicated with an inner cavity of the rear shell, and the waterproof piece is arranged in the mounting hole. The waterproof part is arranged between the mounting area and the quick release structure so as to seal and isolate the mounting hole from the outside; the utility model further discloses an intelligent closestool which comprises a ceramic body and the cover plate. Water flow can be prevented from entering the rear shell, and damage to core functional parts of the intelligent closestool and function failure of the intelligent closestool caused by the fact that the water flow enters the rear shell are avoided.

The utility model discloses a powder mixer capable of discharging smoothly, which comprises a mixing cylinder and a driving motor used for controlling the mixing cylinder to rotate, a discharge port is arranged below the mixing cylinder, an air pressure balance hole is arranged above the mixing cylinder, and a switch valve is arranged on the air pressure balance hole. According to the scheme, the air pressure balance hole is formed, and after mixing of the mixing machine is completed, the air pressure inside and outside the mixing barrel is balanced by opening the switch valve, so that the problem that due to the low air pressure in the mixing barrel, powder easily forms a material arch at the discharging opening, and discharging is not smooth can be solved, and the discharging efficiency is effectively guaranteed.

The utility model relates to an automatic lifting workbench for a display screen, which can realize automatic lifting of the workbench, can lift the display screen when in use, and can retract the display screen into the workbench when not in use, so that the display screen is prevented from being easily damaged due to long-term exposure, and the cleanliness of the workbench surface is ensured. According to the technical scheme, the device comprises a workbench, and a lifting mechanism is arranged in the lower portion of the workbench; the lifting mechanism drives the display screen support to ascend and descend, and the display screen support is used for fixing a display screen. The display screen lifting opening is formed in the upper surface of the working table and is a channel for the display screen bracket to lift between the interior of the working table and the upper part of the working table; and the turnover plate covers the display screen lifting opening, and one side edge of the turnover plate is rotationally connected to the workbench. An embedded keyboard box and a mouse box are arranged on the working table; after the box cover can be opened by 90 degrees, the box cover is vertically placed through the rotating shaft fixed to the box body and the U-shaped groove in the box cover, and space is not occupied.

This application relates to a chip packaging structure and an optical device. The chip packaging structure includes: a first substrate having a predetermined mounting area; a second substrate spaced apart from the first substrate and covering the predetermined mounting area; a packaging assembly including an adhesive and at least one retaining ring, all retaining rings surrounding the predetermined mounting area, and the adhesive surrounding the retaining ring closest to the predetermined mounting area; the adhesive bonds the first substrate and the second substrate together, and of all the retaining rings, the retaining ring closest to the predetermined mounting area is in close contact with the first substrate and the second substrate, forming a receiving cavity together with the first substrate and the second substrate, and blocking the adhesive from entering the receiving cavity; a functional device is received in the receiving cavity and mounted in the predetermined mounting area. The chip packaging structure of this application has good product yield, long service life, high structural stability, and good operating temperature resistance, meeting the requirements for automotive-grade applications.

The invention provides a total jitter determination method, device and equipment based on maximum relative deviation in a time window, and relates to the technical field of chip testing. The method comprises the following steps: acquiring actual signal data and theoretical signal data of a data transmission channel; determining a time interval error sequence corresponding to the actual edge based on the two; determining the length of a sliding window according to a preset clock offset constraint range, and intercepting a plurality of subsequences in the time interval error sequence based on the sliding window; calculating the maximum relative deviation between the reference edge and other edges in each sub-sequence, and constructing a maximum relative jitter sequence; a total jitter amount is determined based on the maximum relative jitter sequence. According to the method, the worst sampling scene of the channel-associated clock architecture in the limited offset window can be simulated, the jitter component introduced due to clock data phase deviation can be accurately quantified, and misjudgment or over-design of chip design can be avoided.

The utility model relates to the technical field of electric connectors, and discloses a self-locking electronic connector, which comprises a connecting part and a limiting seat arranged on the back surface of the connecting part, the surface of the connecting part is provided with a lead and an insertion piece, the front surface of the limiting seat is provided with an insertion hole and a guide hole, the back surface of the connecting part is provided with a guide column with a limiting groove, and a locking release module is arranged in an inner cavity of the limiting seat. The connector comprises a pressing module, a limiting block, a fixing rod, a spring bolt and a reset spring, accurate positioning is achieved through cooperation of a guide column and a guide hole, and poor contact is avoided; the limiting groove and the spring bolt form mechanical interlocking, so that accidental falling caused by vibration or pulling is prevented; the spring bolt can be triggered to retract and unlock by pressing the pressing module, operation is convenient and fast, the connector adapts to a narrow space, the reset spring ensures an automatic reset function, the service life is prolonged, the problems that a traditional connector is prone to loosening, inconvenient to operate and high in maintenance cost are solved, and the connector is suitable for stable connection requirements in high-frequency plugging and vibration environments.

The utility model relates to a kind of bathroom equipment technical field, especially a kind of reversing valve waterproof device, it includes driving element, it is equipped with connecting shaft, the connecting shaft is connected with the valve core in reversing valve, the driving element is used to drive the valve core activity;Sealing isolator, it is the first sealing portion between the valve core and the connecting shaft, and / or, the sealing isolator is the second sealing portion between the body of the driving element and reversing valve.It is added to the first sealing portion and the second sealing portion of motor in the position of motor output shaft, and configure drain when the water leakage hidden danger of reversing valve motor exists, when the leakage situation of traditional Y type ring appears, the waterproof performance of driving element and reversing valve connection place is increased by the setting of first sealing portion and second sealing portion, the contact between leakage water and motor is insulated, and damage to motor caused by liquid leakage into motor is avoided.

The application relates to the technical field of building materials, and particularly discloses a reinforced concrete corrosion-resistant rust inhibitor and a preparation method thereof. The product comprises active silicon dioxide micro powder, sulphoaluminate cement clinker, calcium nitrate, sodium molybdate, amino alcohol organic rust inhibitor, hydroxypropyl methyl cellulose, hydroxyl-terminated polydimethylsiloxane and superfine limestone powder; and the preparation method comprises the following steps: first, pre-treating and grinding part of raw materials, then dispersing active components, subsequently, segmentally compounding materials, and then performing liquid-phase surface modification, and finally mixing the product with a thickening water-retaining agent after homogenization and maturation. The product can be used in concrete of infrastructure such as bridges and tunnels, has the advantages of synergistically optimizing the compactness of the concrete, inhibiting the rusting of steel bars, guaranteeing the mixing water-retaining property and enhancing the impermeability, and improving the comprehensive corrosion-resistant rust-inhibiting performance; in addition, the preparation method has the advantages of orderly step connection, uniform distribution of components, stable product function, and easy industrial production.

The utility model discloses a nitrogen heating device and wafer processing equipment, nitrogen heating device includes mounting panel and nitrogen heater, and mounting panel detachably installs at the top of the machine case of wafer processing equipment, nitrogen heater includes heating casing and a plurality of heating components, and heating casing detachably installs on mounting panel, and is provided with heating cavity in heating casing, and is provided with air inlet and air outlet on heating casing, and the first end of heating cavity is linked together with air inlet, and the second end of heating cavity is linked together with air outlet, and air inlet is linked together with the nitrogen gas source of outside to be heated, and the nitrogen gas of being heated is discharged from air outlet after air inlet, heating cavity, a plurality of heating components are arranged on heating casing, and heating component is configured to heat the nitrogen gas that passes through in heating cavity. The above-mentioned nitrogen heating device installs nitrogen heater at the top of wafer processing equipment machine case, and operator is not easy to touch by mistake, improves the security of equipment.

The utility model provides a display device for preventing IC chip failure, which comprises a display panel and a backlight module, the display panel is connected on the backlight module, the display panel comprises a circuit layer, a driving chip and a glass flat cable, the driving chip is electrically connected with the circuit layer, and the glass flat cable is electrically connected with the circuit layer. The glass flat cable is electrically connected with the driving chip, the driving chip and the glass flat cable are arranged on the same side, the backlight module comprises a light incident side and a non-light incident side which are oppositely arranged, the backlight module further comprises a light bar, the light bar is arranged on the light incident side, and the glass flat cable is arranged on the non-light incident side. The display device for preventing the IC chip from losing efficacy can solve the problem that the IC chip loses efficacy due to continuous heating of the light bar in the prior art, and the reliability of the product in a high-temperature environment is improved.

The invention discloses a three-dimensional elastic sheet firmly connected with damping glue and an anti-shake lens. The three-dimensional elastic sheet comprises an elastic sheet body, and the elastic sheet body is provided with an AF elastic wire used for assisting a carrier AF in resetting. The elastic separation blade is arranged at the corner part of the elastic sheet body and is perpendicular to the elastic sheet body; the elastic separation blade acts on the side wall of the bracket to realize OIS resetting; the elastic sheet body, the AF elastic wire and the elastic separation blade are integrally formed by etching the same base material; an X elastic baffle and a Y elastic baffle which extend in the X direction and the Y direction form a group; the X elastic separation blade and the Y elastic separation blade in the same group are connected through a dispensing sheet parallel to an XY plane; the dispensing sheet is used as a bearing surface of damping glue between the three-dimensional elastic sheet and the base; and a through dispensing hole is formed in the dispensing sheet. The three-dimensional elastic piece can be firmly connected with damping glue, and insufficient aftershock pressing caused by falling of the damping glue is avoided.

The application provides a GOA circuit and a display panel. The GOA circuit comprises a plurality of GOA units arranged in cascade, and each GOA unit comprises a pull-up control module, a pull-up module, a pull-down module and a pull-down maintenance module. The pull-up module is configured to output a scanning signal at a first node, a second node and a first level signal end, under the control of the potential of the first node, the potential of the second node and the potential of the first level signal end. Compared with the existing GOA circuit, the GOA circuit of the application sets the potential of the first level signal end to be less than the potential of the second level signal end, so that the pull-up module can be completely closed when the scanning signal is not output, the stability of the GOA circuit is improved, the GOA circuit is prevented from failing, and the display effect of the display panel is improved.