42results about How to "Avoid short circuits etc." patented technology

The invention proposes a convenient wire clip. The convenient wire clip comprises a bottom buckle and a top buckle, wherein the bottom buckle comprises a first arc plate, a first positioning plate and a second positioning plate, wherein the first positioning plate and the second positioning plate are both arranged on the first arc plate, a limitation clamping block is arranged at one end of the first positioning plate, a limitation shaft is arranged on the limitation clamping block, the axial direction of the limitation shaft is parallel to the axial direction of the first arc plate, the limitation shaft is arranged on one side, far away from the first arc plate, of the first positioning plate, a limitation hole is formed in the second positioning plate, the shape of the limitation hole is rotatably matched with the shape of the limitation shaft, the top buckle comprises a second arc plate, a third positioning plate and a fourth positioning plate, the third positioning plate and the fourth positioning plate are both arranged on the second arc plate and are arranged on two opposite sides of the axial line of the second arc plate, the third positioning plate is detachably arranged on the first positioning plate, the fourth positioning plate is detachably arranged on the second positioning plate, and the first arc plate and the second arc plate protrudes towards directions which the first arc plate and the second arc plate deviate from each other. The convenient wire clip has the advantages of simplicity in structure and high safety, and is convenient to use.

An embodiment of the invention discloses a control circuit comprising a first power supply, a detection unit, a control unit, and an alarm unit, wherein the detection unit, the control unit and the alarm unit are connected in parallel to the two ends of the first power supply. The detection unit comprises a humidity-sensitive probe. If the humidity-sensitive probe is exposed to water, the humidity-sensitive probe is conducted, and the control unit and the alarm unit work. When the control unit is working, the control unit sends a switching signal to an external circuit. When the alarm unit is working, the alarm unit sends an alarm signal. According to the control circuit provided by the invention, the alarm circuit alarms automatically under control to remind a user in time when the humidity-sensitive probe detects that water exists in the control circuit. By applying the control circuit to a lighting device, the control circuit can automatically cut off power supply to a driving unit and a lighting light source when water is detected in the lighting device, so as to avoid short circuit, explosion or other dangerous situations and improve the security of the circuit. The circuit provided by the embodiment of the invention is simple in structure and low in cost.

The embodiment of the invention provides a battery type identifying method and device and a power system, and relates to the technical field of batteries. By means of the battery type identifying method and device and the power system, by receiving an attribute parameter signal sent by a rechargeable device, and then demodulating the attribute parameter signal to obtain a type identifying signal,the center frequency of the type identifying signal is obtained, when the difference value of the center frequency and the preset frequency is smaller than or equal to a preset threshold value, a mismatching signal is generated to remind that a charger of a user is not matched with the rechargeable device, the occurrence of a short circuit and the like is avoided, and the safety coefficient of thepower system is increased; meanwhile, since the attribute parameter signal is a photoelectric signal, an electric quantity signal or the type identifying signal or the like can be transmitted, the type identification of the rechargeable device is achieved without addition of a data transmission terminal to the rechargeable device, and thus the size of the rechargeable device can be easily reduced; meanwhile, the cost for manufacturing the rechargeable device is saved.

The invention discloses a secure motor framework, of which the constitution comprises an upper framework plate (1) and a lower framework plate (2) which are capable of being buckled with each other; the upper framework plate (1) comprises an upper plate body (3), a plurality of plugging studs (4) and a plurality of mounting studs (5) are arranged on the upper plate body (3), and the side parts of the plugging studs (4) and the mounting studs (5) are provided with limiting strips (6) used for limiting the movement of varnished wires. The secure motor framework provided by the invention has the advantages that the use is safe and stable, and the service life can be guaranteed.

The device includes a coupling coil T1, two identical resistances R1 and R2 as well as two identical capacitors C1 and C2. One end of the C1 is connected to system to be measured, and after connecting to R1, positive and negative ends at primary side of T1, and R2, C2 in sequence, the other end of the C1 is connected to system to be measured. Positive and negative ends of coupled output end of T1 are connected to collecting device. The invented device also includes a switch between negative end of coupled output end and ground. The switch is on if output end in 75 ohm, and the switch is off if output end in 125 ohm. the advantages are obstructing influence on original signal, improving waveform of collected signal, avoiding short circuit etc.

The invention discloses a water faucet capable of multi-angle rotation and high strength, which relates to the technical field of water faucets and includes a hot water connection and an adjustment mechanism. A three-way connection is arranged above the hot water connection, and a cold water connection is installed on one side of the three-way connection. interface, a water pipe is provided above the tee interface, and a temperature regulation mechanism is installed on one side of the water pipe, a panel is provided above the temperature regulation mechanism, and a water outlet is provided on the inner side of the panel, and a water outlet is provided on the inside of the panel, and a water outlet is provided below the regulation mechanism. A concave hole is provided, and the adjustment mechanism is located on one side of the water outlet. In the present invention, through the arrangement of the panel, the water outlet, the adjustment mechanism, the valve parts, the threaded block, the valve core and the handle, the user can well fix the device through the panel, the adjustment mechanism can control the water outlet speed inside the device, and the user can rotate The handle is rotated by controlling the threaded block through the valve core, and the threaded block is fixedly connected with the valve part, so that the user can well control the water outlet speed of the device.

The invention belongs to the field of auxiliary equipment of distribution network, in particular to a transmission line protection device. A power unit is utilized to obtain the drive force and drivesthe rack down, so that the contact point of the transmission line and the adjusting assembly is moved downward, and the tensioning degree of the transmission line is improved, and the stronger the wind force is, the larger the downward moving distance of the gear is, and the higher the tensioning degree of the transmission line is, and the pretensioning force of the transmission line is enhancedwith the enhancement of the wind force, and the ability of the transmission line to resist deformation is improved after the pretensioning force is increased.

The present disclosure relates to a battery and electronic equipment. The battery includes: a first casing and a second casing; a part of the second casing is arranged inside the first casing, and a part of the second casing is arranged between the first casing and the part of the second casing A first sealing part is provided; a second sealing part is provided on the outer wall of the second housing, a gap is formed between the second sealing part and the first sealing part, and a conductive part is arranged on the gap, The conductive part is electrically connected to the second casing at the gap; the first casing is provided with a crimping part, and when the battery is in the first state, at least part of the end of the crimping part Abutting against the second sealing portion, when the battery is in the second state, the curling portion is configured to be capable of being electrically connected to the conductive portion.

The invention discloses a robot three-dimensional drag chain. The robot three-dimensional drag chain is formed by connecting multiple sections of single chain links. Each single chain link is annular as a whole and is separated into a left chain link and a right chain link by a plane passing the midperpendicular of the single chain link, and the two ends of the left chain link and the right chain link are overlapped with each other at the partition part. One group of groove and hasp which are buckled with each other are arranged in the center of each single chain link, a left spherical surface connector is arranged in the middle of the groove, a right connecting ball is arranged in the middle of the lower part of the hasp, and the right connecting ball can be connected with the spherical surface of the left spherical surface connector in the single chain link below the right connecting ball. The right chain link comprises an inner cambered surface and an outer cambered surface, and the outer cambered surface at the upper part of the right chain link adopts a gradual change structure of which the two sides are thicker than the middle. The robot three-dimensional drag chain overcomes the problem that the traditional robot drag chain is difficult to bend due to the even design of outer ring surfaces in the single chain link structure and is therefore not portable enough when a cable is mounted in the drag chain and the cable in the drag chain is repaired and solves the problem that dust in the air, and oil stains, water stains and the like, produced during robot operation, enter the inner part of the drag chain and pollute the cable due to poor air tightness.

The invention discloses an operation and maintenance data collection device, which includes a mobile frame, a height adjustment component is arranged above the mobile frame, a bearing frame is installed on the upper surface of the height adjustment component, and a Limited component, the device is equipped with a pole, and the camera and the conductive mounting frame slide along the conductive chute at the same time, when the user needs to collect information from different angles or different directions, it does not need to use multiple devices to operate , only need to open the drive gear, so that it moves with the drive connection sleeve and the drive linkage block, because the toggle block on the conductive mounting bracket blocks the drive linkage block, so the conductive mounting frame will also move with the drive connection sleeve, making The angle of the camera is changed, so that data information in different directions can be obtained. The whole operation is simple and quick, without spending a lot of time for repeated operations, and saves a lot of economic expenditure, and its economic benefits are high.

The invention discloses a construction method for protecting municipal pipelines, comprising the following steps: S1, excavating a detection trench at one end of a construction road section, searching for the municipal pipeline and determining the length direction and height position of the municipal pipeline; S2, digging the surface of the construction road section Mark the municipal pipeline length laying area of ​​the construction section; S3. Use excavation equipment to dig a construction channel on one side of the municipal pipeline length laying area; S4. Mark the municipal pipeline height laying on the side wall of the construction channel close to the municipal pipeline area; S5. Use excavation equipment to excavate hollow grooves under the high-level laying area of ​​municipal pipelines; S6. Use drilling equipment to drill loose holes above the high-level laying area of ​​municipal pipelines; S7. Use drilling equipment to lay the length of municipal pipelines Drill the cut-off hole on the side of the area away from the construction channel; S8. Use vibration equipment to perform vibration operation in the long laying area of ​​the municipal pipeline until the municipal pipeline is completely exposed on the surface of the construction section.