38results about How to "Easy and reliable operation" patented technology

The invention relates to refrigeration equipment, which comprises a box body (1), a door (2) and a hinge assembly (3). The hinge assembly (3) comprises hinge frames (31, 41), a hinge shaft (32) and block bars (30, 40, 50) fixed to the hinge frames (31, 41); and the block bars (30, 40, 50) are used for limiting a maximum opening angle of the door (2) relative to the box body (1). The block bars (30, 40, 50) are suitable for moving in a horizontal direction along the hinge frames (31, 41) so as to adjust the maximum opening angle of the door (2). A user can automatically adjust the block bars (30, 40, 50) to move in the horizontal direction according to a requirement of an installation space, so that the maximum opening angle of the door (2) relative to the box body (1) is changed.

The invention relates to the technical field of drinks extraction, in particular to an automatic dropping device in a coffee machine after a coffee bag is used. The automatic dropping device of a coffee machine comprises a base, a member I and a member II in the base, and a drive mechanism, and is characterized in that the member I capable of providing high-temperature water is fixed at one end of the base, the member II capable of sliding horizontally under the drive of the drive mechanism and closed for the member II as well as comprising a brewing chamber is fixed at the other end of the base, and a coffee bracket which enables the coffee bag to slide in, hang and drop out is arranged between the member I and the member II. Because the member I is fixed at one end of the base, the member II is fixed at the other end of the base, the coffee bracket is arranged between the member I and the member II, all parts are arranged in the base and all parts act in the base when the coffee machine works, the automatic dropping device has the advantages of simple structure and small occupied space. In addition, the member II horizontally slides and is closed with the member I, thus the action is simple and reliable.

The invention discloses an online detection device for knitted socks. The device comprises a conveying device and a detection device, the conveying device comprises a conveying frame, a conveying belt and a conveying baffle, and the detection device comprises a detection frame, a high-speed camera, a sorting manipulator, a position sensor and a control box which are sequentially arranged in the direction of the conveying belt. A to-be-detected product and a casual inspection product are conveyed through the conveying belt of the conveying device, after the position sensor detects a signal, the high-speed camera shoots a product picture, picture information is fed back to a tool microcomputer to be compared with a standard picture, whether products are qualified or not is discriminated, and unqualified products are grabbed and removed through the sorting manipulator. The qualified products are labeled through a labeling roller, photoelectric sensors at the two sides respectively carry out statistics on the total number of the detected products and the number of the qualified products, the device is simple in overall structure and convenient and reliable in action, rapid assembly line detection of knitted sock products is achieved, the detection efficiency is improved, the detection labor cost is reduced, and the product quality is guaranteed.

The invention discloses a bending handrail assembly of a minitiller. A transverse section at the front end of a handrail frame (1) is hinged with a protecting hood (2); a toothed plate (4) is fixed at the bottom of the transverse section at the front end of the handrail frame (1); a bayonet lock (5) is locked into a neck (4a) of the tooth plate; the bayonet lock (5) is arranged on a wrench (6); the front end of the wrench (6) is hinged with a base (3a); a tension spring (7) is arranged between the bayonet lock (5) and a handrail base (3); the bottom of the front end of the handrail base (3) is sleeved into a positioning column (10); a plurality of positioning holes (11b) are formed on a top plate (11a) of a riser base (11); the lower end of a lifting rod (13) extends inside a positioning pipe (12) and is connected with the upper end of an expansion head (14); the lower end of the expansion head (14) is inserted into one positioning hole (11b). By adopting the bending handrail assembly, the upper and lower heights and the left and right positions of the handrail frame can be adjusted according to the requirements; the bending handrail assembly is not only large in adjusting range, but also convenient and reliable to operate.

The present application discloses an intelligent short-circuit grounding device, which includes an operating lever, wherein one end of the operating lever is connected with a conductor end; the conductor end is connected with a grounding end through a ground wire; the conductor end is equipped with an electric alarm and a lighting unit; a pressure sensor is disposed at the junction between the conductor end and a tested conductor; a control terminal box is disposed on a grounding end side; a control board is disposed in the control terminal box and is connected to the electric alarm, the pressure sensor, and the lighting unit. The intelligent short-circuit grounding device uses the Internet of Things technology, and is provided with the electric alarm, the pressure sensors and the lightingunit so as to achieve simple and reliable operations, avoids safety accidents caused by ground connection. The grounding method introduces comprehensive reminding by prompt tones and the electric alarm, the pressure sensor and the lighting units, which improves operation reliability and safety.

The invention relates to a touch control terminal and a touch detection device and a detection method thereof. The touch detection device comprises an ultrasonic device and a signal processing device.When the ultrasonic device is in the liquid environment, the touch terminal is ultrasonically scanned and surface pressure information is obtained, and an induction signal is generated according to the pressure information and the returned ultrasonic wave and sent to the signal processing device. The signal processing device obtains the liquid depth where the touch terminal is located and the touch information of the touch terminal according to the sensing signal. The liquid depth at which the touch terminal is located is detected, and the touch information is obtained by recognizing the touch action of the touch terminal through ultrasonic scanning, so as to facilitate the touch display operation. Simultaneously the touch information detection and the liquid depth detection are carried out, the operation is simple and reliable, even if the touch control terminal is in the conductive liquid, detection on the touch information can also be performed, thereby realizing the touch detection to the touch control terminal under the liquid environment.

The invention relates to a 20-gear 20JS240T speed changer which comprises a front secondary box, a main box and a rear secondary box which are sequentially connected, wherein a shaft I and a shaft II which are sequentially connected are arranged in the front secondary box and the main box; a secondary box main shaft connected with the shaft II is arranged in the rear secondary box; a shaft gear I and a shaft differential gear I which are idly sleeved on the shaft I are sequentially arranged on the shaft I; a shaft gear II idly sleeved on the shaft II is arranged on the shaft II; a secondary box driving gear and a secondary box main shaft reduction gear which are idly sleeved on the secondary box main shaft are sequentially arranged on the secondary box main shaft; the secondary box driving gear is connected with the shaft II; and the gears mentioned above are in an radial floating state on the corresponding shafts. The speed changer provided by the invention is a heavy truck speed changer which can be simply and conveniently operated, is convenient to engage gear, saves oil, achieves environmental protection, has low noise, is comfortable for driving, improves the efficiency, and reduces the oil consumption.

The invention discloses a chemical silver plating and deplating method for the surface of a ceramic copper-clad substrate. The preparation process comprises the following steps that S1, the ceramic copper-clad substrate is taken, and silver plating is carried out; S2, defective products are selected for deplating; and S3, the deplated ceramic copper-clad substrate is subjected to water washing, neutralization, water washing again and drying, and then silver plating is prepared. The deplating comprises the following steps of S1, preparing a deplating solution; S2, carrying out deplating, specifically, immersing the ceramic copper-clad substrate in the deplating solution, and introducing carbon monoxide into the deplating solution after deplating; and S3, carrying out ultrasonic treatment on the deplated ceramic copper-clad substrate for 3-5 minutes. By means of the chemical silver plating and deplating method, the prepared deplating solution solves the problem that secondary silver plating performance is affected due to incomplete deplating and local silver plating layer residues, and the phenomena of floating, pocking marks, pinholes, roughness, unevenness and the like caused by over-corrosion of the surface of the ceramic copper-clad substrate due to deplating are avoided; and elemental silver can be recycled by introducing the carbon monoxide, so that the cost is saved, and the prepared ceramic copper-clad substrate is good in heat resistance.

The invention discloses an automatic hydrogenation switch device and a fuel cell vehicle. The automatic hydrogenation switch device comprises a hydrogenation switch, a linkage pressing structure and an elastic piece, when a hydrogenation door of the fuel cell vehicle is closed, the elastic piece provides elastic force to enable the linkage pressing structure to abut against the hydrogenation door; and after the hydrogenation door is opened, the linkage pressing structure acts under the reset action of the elastic piece so as to press the hydrogenation switch. According to the scheme of the automatic hydrogenation switch device, disconnection and connection of the hydrogenation switch can be achieved in a linkage mode according to opening or closing of the hydrogenation door, so that automatic control over the hydrogenation switch is achieved, manual operation for connection and disconnection is not needed, operation is easy, convenient and reliable, and the situation that a low-voltage power source of the vehicle is used up due to the fact that the hydrogenation switch is forgotten to be closed due to manual reasons can be avoided.

The invention provides a blowoff valve and a liquid chromatograph. The blowoff valve and the liquid chromatograph are used for cooperating with a conveying pump for use. The blowoff valve comprises avalve body, a valve element and a detection assembly, wherein the valve element is arranged on the valve body and can move relative to the valve body so as to adjust the working state of the valve body, the detection assembly is arranged on the valve body or the valve element, the detection assembly is used for detecting the working position of the valve element relative to the valve body, the detection assembly is used for being in communication connection with a controller, the controller is used for being in communication connection with the conveying pump, and the controller adjusts the working state of the conveying pump according to the working position. Thus, the control is convenient, fast and reliable. The liquid chromatograph comprises the blowoff valve and has all the advantagesof the blowoff valve.

The invention discloses a bar-type off-circuit tap-changer, which comprises an insulating rod and a support rack, wherein the support rack is provided with an operation positioning device; the insulating rod is provided with fixed contacts along the length direction at intervals; each phase fixed contact is provided with a moving contact assembly; the moving contact assembly comprises a moving contact bracket and a clamping piece type moving contact arranged in the moving contact bracket; the clamping piece type moving contact comprises an upper moving contact and a lower moving contact; the moving contacts are pressed through springs and are bridged between the adjacent phase fixed contacts; and the bar-type off-circuit tap-changer is characterized in that the upper spring and the lower spring in an upper contact cavity and a lower contact cavity of at least one moving contact assembly are asymmetrically arranged. The springs of two oppositely clamped moving contacts are asymmetric in position arrangement; and movement of the moving contacts is not synchronous, so that overlapping of the maximum climbing moment of the moving contacts during gear changing and shifting is prevented; the switch conversion moment is reduced; the operation is relatively portable and reliable; and the bar-type off-circuit tap-changer is more meaningful to the reliability and the convenience of a relatively high current tap-changer.