11results about How to "Guaranteed concealment" patented technology

The utility model relates to a screen technology field, specifically disclose a kind of hidden fan three-section screen, comprising: screen body, the inside of screen body is equipped with two sliding grooves, the inside of screen body is provided with first crossbeam, the inside of screen body is provided with second crossbeam, the both sides of first crossbeam are fixedly connected with sliding seat, the inside of sliding seat is rotatably provided with guide wheel, the bottom of sliding work is fixedly connected with link plate, and the bottom of link plate is fixedly connected with the one side of second crossbeam top, the bottom end of screen body inboard wall is fixedly connected with positioning plate, and the inside of positioning plate is equipped with clamping groove;The utility model is through the collocation use of first crossbeam, sliding seat, guide wheel, protruding block, clamping strip and knob ring, so that screen overall frame reduces, and screen integrity and higher aesthetic property are higher, simultaneously, screen is better when using sight, simultaneously, screen body is convenient for quick opening and locking, play the role of safety protection.

This utility model discloses a bedside table with a concealed compartment component, relating to the field of furniture technology. It includes a bedside table body with several drawer boxes inside. Each drawer box has a sliding rail on both sides, and sliders fixed to the left and right sides of the drawer box, sliding within the sliding rails. A concealed compartment is located at the rear of the drawer box, containing several upper and lower storage compartments. This utility model's sliding pull-out mechanism and multi-compartment layout achieve secure storage of personal items and privacy protection. The concealed compartments fit perfectly with the bedside table, ensuring concealment and effectively utilizing cabinet space, increasing storage capacity without increasing size. The sliding rail and slider structure facilitates access to each storage compartment while enhancing the overall uniformity and aesthetics. It breaks through the traditional bedside table design, meeting daily storage needs while providing private storage space, balancing functionality and aesthetics.

This utility model provides an integrated device for lighting nodes on curtain walls, including a curtain wall keel and a glass curtain wall installed on the exterior of the curtain wall keel. It also includes lighting units installed at the cross-shaped connections between four adjacent glass units on the glass curtain wall. The inner end of each lighting unit is fixedly embedded in a square groove at the cross-shaped connection, and the power cord at the rear end of the lighting unit is pre-embedded in the supporting column of the curtain wall keel. This utility model integrates the lighting system with the curtain wall project, arraying lighting units at each cross-shaped connection on the glass curtain wall and pre-embedding power cords in the columns of the curtain wall keel. This allows the lighting units to be installed synchronously with the curtain wall keel and glass curtain wall, avoiding secondary construction damage and project delays. Furthermore, by concealing the power cords inside the curtain wall, it avoids exposed power cords that affect aesthetics, ensuring electrical safety and concealment.

The utility model discloses a household bedroom sundry storage cabinet, which relates to the technical field of storage furniture and comprises a storage area, a common use area and a display area, the display area is fixedly mounted on the upper surface of the common use area, two rows of through holes are formed in the back of the display area, a partition plate is inserted in the display area, and fixing clamps are mounted on two sides of the front of the display area; a first sliding groove and a second sliding groove which are parallel are formed in the two inner side walls of the common use area, a first storage box is installed in the first sliding groove in a sliding mode, and a second storage box is installed in the second sliding groove in a sliding mode. The display area, the partition plates, the fixing frames and the fastening bolts are arranged in a matched mode, the height of the partition plates in the display area can be flexibly changed, the display cabinet is suitable for display products of various heights, practicability is improved, and the application range is widened; through cooperative arrangement of the common use area, the hinge, the cover plate, the first storage box, the second storage box and the gear, the position of the first storage box is adjusted to obtain a hidden second storage box, and the concealment of articles in the second storage box is guaranteed while the articles are convenient to take and use.

The invention relates to a target detection model hiding function embedding method and system based on output hiding, and the method comprises the steps: taking a conventional target detection model as a carrier, constructing a mixed data set on the premise of not changing the output dimension of the conventional target detection model, introducing a composite loss function comprising initial task loss and modulation loss, and carrying out the combined fine tuning. And hiding and embedding the predetermined target recognition result into the model output representation. And the embedded implicit information can be extracted through a decoding network initialized by a preset key, so that the hidden identification of the existence state of the predetermined target is realized. Compared with the prior art, the method has the advantages that original function precision of the carrier model is kept, non-inductive integration of special functions is achieved, and good concealment, effectiveness, safety and the like are achieved.

The present application relates to a kind of automobile parts multifunctional electrophoretic painting system, including electrophoresis chamber, the conveying mechanism being set in electrophoresis chamber, multiple equidistantly set in conveying mechanism and for supporting and shielding part support mechanism, set in the outside of electrophoresis chamber and for conveying part to support mechanism feeding mechanism, at least two set in electrophoresis chamber and for electrophoretic coating part electrophoretic mechanism and at least two set in electrophoresis chamber and respectively for the part of each electrophoretic mechanism electrophoretic coating after drying drying mechanism;Support mechanism includes the support frame being set in conveying mechanism, the support component being set in support frame and for supporting part and the shielding component being set in support component and for shielding the non-electrophoretic coating area when first electrophoretic coating shielding component.The present application solves the problem that the existing color coating is unstable, the degree of automation is low, the production cost is high, and the coating surface effect is poor.

A protection unit, a slide rail assembly, a sliding module and a vehicle, the protection unit is installed on a slide rail unit, the slide rail unit comprises an upper rail component and a lower rail component extending along a first direction, the protection unit comprises: a shielding assembly comprising at least two shielding components arranged along a second direction, the second direction and the first direction are arranged at an angle, and the shielding components are located on the upper side of the lower rail component; at least one shielding component is provided with a guide cavity; a sealing assembly comprising a flexible sealing strip, the flexible sealing strip comprises a sealing segment, a reversing segment and a standby segment connected together, the sealing segment is slidably connected between two adjacent shielding components along the second direction, the sealing segment is used to be connected with two end portions of the upper rail component along the first direction, and the standby segment is slidably connected to the guide cavity. The protection unit protects the lower rail component, which is conducive to ensuring the smoothness of the sliding of the upper rail component.

The application discloses a frequency selective fading based hidden communication method based on optimal subcarrier detection, and steps are as follows: step 1, according to a hidden communication scene, a multi-carrier hidden communication system model is constructed, and a probability density function of subcarrier channel gain is constructed; step 2, a probability distribution function of optimal subcarrier channel gain, a probability density function of optimal subcarrier channel gain are constructed, and a maximum transmission power upper limit meeting a hidden constraint condition is acquired; step 3, an effective transmission rate model is established, the model is solved, the maximum effective transmission rate is obtained, and communication work is carried out according to the maximum effective transmission rate. The method can not only guarantee system hidden performance under the most unfavorable detection condition, reduce communication behavior exposure risk, but also effectively balance complexity and performance.

The utility model discloses a folding pet resting nest, including front board, the back of front board both sides symmetry is provided with the side plate, front board both sides symmetry is provided with two rotatory seat, the inside fixed connection of rotatory seat has the pivot, the surface rotation of pivot is connected with the rotation block, the one end fixed connection of rotation block away from pivot has the oblique support board, the one end fixed connection of oblique support board away from rotation block has the clamping block, the inside of oblique support board is provided with the thread hole, the inside screw thread connection of thread hole has the connecting bolt, the one end fixed connection of connecting bolt away from side plate has the rotary disc. The utility model discloses through with front board, back plate, side plate and bottom plate and top plate fixed connection form resting nest whole, and through the folding of bottom plate and top plate realizes the folding and unfolding of resting nest, thereby convenient resting nest folding carries the stability of guaranteeing the connection between each board material, avoids producing separation.

This invention discloses a backdoor attack method for deep neural network models, comprising: constructing and pre-training a spatial adaptive feature selection network; processing images by dividing them into blocks and inputting them into the pre-trained spatial adaptive feature selection network, and introducing a weighted ranking mechanism to generate trigger materials; constructing a feature labeling network, inputting labels into the feature labeling network to generate a label mapping map; and generating poisoned samples using the trigger materials and the label mapping map. This invention's deep neural network model backdoor attack method solves the problem of low attack success rate caused by the simple trigger structure and weak spatial adaptability in existing technologies.

A slide rail assembly, a sliding module and a vehicle, wherein the slide rail assembly comprises a slide rail unit, the slide rail unit comprises an upper rail part and a lower rail part, the upper rail part and the lower rail part both extend along a first direction, the lower rail part comprises two lower rail top plates oppositely arranged along a second direction, the second direction and the first direction are arranged at an angle, and at least one of the lower rail top plates is provided with a guide cavity; a protection unit comprises a sealing assembly, the sealing assembly comprises a flexible sealing strip, the flexible sealing strip comprises a sealing segment, a reversing segment and a standby segment, the sealing segment is slidingly connected between the two lower rail top plates, the upper rail part is connected with the sealing segment at both ends along the first direction, and the standby segment is slidingly connected to the guide cavity. The slide rail assembly can reduce foreign matter falling into the lower rail part, and is beneficial to ensuring the smoothness of the sliding of the upper rail part.