77results about How to "Combination structure is simple" patented technology

The invention discloses a crack opening two-direction deformation monitoring structure and a measurement method. An upper vertical fixing rod and a lower vertical fixing rod are provided with vertical level bubbles respectively and are buried into the two sides of a monitored crack respectively. A horizontal cross rod is provided with horizontal level bubbles, is connected with the upper vertical fixing rod through a threaded rod and is fixedly connected with an oblique fixing rod. The two ends of a distance measurement sensor are connected with the oblique fixing rod and the lower vertical fixing rod respectively, and the two ends of an angle measurement sensor are connected with the oblique fixing rod and the distance measurement sensor respectively. The crack opening two-direction deformation monitoring structure and the measurement method have the advantages that oblique crack deformation can be accurately divided into vertical deformation and cross deformation, field assembly can be carried out, and the measuring ranges and precision of the distance measurement sensor and the angle measurement sensor can be adjusted according to the position and opening width of the crack.

The invention discloses an integrated heating device of an electronic cigarette atomizer and belongs to the technical field of electronic cigarette. The integrated heating device of the electronic cigarette atomizer comprises a ceramic pipe and a heating substrate, a thick-film resistor is arranged on the inner surface of the heating substrate, and the thick-film resistor is uniform zigzag line-shaped; the heating substrate winds and packages the surface layer of the ceramic pipe; each of two ends of the thick-film resistor is electrically connected with an electrode, and the electrodes are arranged on the outer surface of the heating substrate; the electrodes are electrically connected with corresponding power cords. Compared with the prior art, the integrated heating device of the electronic cigarette atomizer has beneficial effects that the integrated structure is simpler and more stable than a traditional winding heating coil, and the heating is more uniform; the temperature of a heating body is more uniform, and the problem that the temperature of some part is too high is avoided.

The invention discloses a material separator in front of a waste furnace, which comprises a horizontally arranged shafted screw conveyor, a feeding port is provided in the middle of the top of the shell of the shafted screw conveyor, and the bottom of the shell of the shafted screw conveyor is provided with a feeding port. A discharge port is respectively opened at both ends of the screw conveyor, and a screw blade is fixed on the rotating shaft of the shafted screw conveyor. On the outer surface of the rotating shaft, one end of the rotating shaft is provided with a driving mechanism for driving the rotating shaft to rotate. The spiral blades on the outer surface of the rotating shaft of the present invention transport the garbage entering from the feeding port to both ends of the rotating shaft when rotating. When the garbage is transported to the position of the discharging port, the garbage is discharged from the discharging port by gravity. , After being conveyed by the shaft screw conveyor, the garbage can be discharged evenly from the discharge port, which is beneficial to the combustion of the incinerator and improves the combustion efficiency.

The invention provides a 54 pulse wave phase shift rectifier transformer, comprising three 18 pulse wave phase shift rectifier transformers, wherein each 18 pulse wave phase shift rectifier transformer is provided with a set of input winding and three sets of output winding; the output windings carry out phase shift symmetrically and phase ship is carried out symmetrically among the input windings of the three sets of 18 pulse wave phase shift rectifier transformer, so that voltage difference among 9 sets of output winding of the three 18 pulse wave phase shift rectifier transformers is uniformly 6.7 DEG; the 9 sets of output winding of the three 18 pulse wave phase shift rectifier transformers are correspondingly connected with rectifiers to form a uniform 54 pulse wave rectification. The 54 pulse wave phase shift rectifier transformer can be used for solving the technical problem that the existing <=48 pulse wave phase shift rectifier transformer used for an undermine frequency converter transmits relatively high harmonic current to a power grid, thus further eliminating harmonic pollution of the frequency converter self to the power grid.

The invention discloses a micrometer for measuring over-ball distance between an external gear and external spline, which is composed of a micrometer, measuring heads and a snap ring, wherein each measuring head is composed of a spherical measuring head, an intermediate transition shaft and a pin shaft; the pin shaft sections are respectively inserted into pinholes of measuring anvils at both ends of the micrometer; and the measuring end of each measuring head is a sphere with the standard diameter of Phi2mm-Phi50mm. The measuring heads are used in pairs; the diameters and tolerance zones of the spherical measuring heads are equal; and the distances between the end surfaces of the measuring anvils and the sphere centers of the spherical measuring heads are equal. After being installed in position, the measuring heads are adjusted to zero and then directly used for measuring the over-ball distance. The micrometer provided by the invention fully utilizes the length precision metering mechanism of a commodity micrometer for metering, has the advantages of simple composite structure and accurate measurement, is convenient in measurement operation, and is especially suitable for being used as an on-line measuring tool for production.

The invention discloses a mooring rope reeling and unreeling guiding device which is composed of an idler wheel assembly and a bearing assembly, wherein the idler wheel assembly is of a double-wheel structure and comprises idler wheels, a lining, wallboards and a shaft, the bearing assembly comprises an outer ring, a bolt, a pressing plate, an inner ring and steel balls, the inner ring is sleeved in the outer ring of a circular sleeve structure in a coaxial mode, an annular groove is formed in the outer circle edge, close to the inner ring, of the inner side of the left side of the outer ring, the steel balls are arranged in the annular groove in sequence, and the pressing plate is connected to the right end face of the outer ring through the bolt so as to adjust the matching between the inner ring and the steel balls. The mooring rope reeling and unreeling guiding device is characterized in that the idler wheel assembly is fixedly connected in the inner hole of the inner ring through the wallboards on the two sides, a ribbed plate is fixedly connected between the middle portion of one side of each wallboard and the inner ring, and the ribbed plates and the wallboards on the two sides are arranged in a cross-shaped mode to form a structure in which the idler wheel assembly rotates along with the inner ring. The mooring rope reeling and unreeling guiding device is simple in structure, easy to manufacture, and saving in time and labor.

The invention discloses an assembly method for a mooring cable elimination twisting coil, which comprises the following steps of: a. coiling a mooring cable compactly and layer by layer with normal-reverse alternation, so as to coil the mooring cable into a cylindrical shape; b. twisting the coiled mooring cable along the circumferential direction thereof by using a general adhesive tape, c. assembling the mooring cable. The invention has the advantages of high release reliability, easy structural assembly, convenient operation and flexible use, etc.

A method for measuring the three components of magnetic induction intensity with an optical pump three-coil compensation method, mainly using a three-coil compensation system and an optical pump system to form the main body of the measurement equipment, the optical pump is placed in the uniform area of ​​the three-coil compensation system, and the three-coil compensation system is used to offset Two components, the output of the optical pump is used to measure the other component. The invention uses the compensation coil as an auxiliary means, through the compensation of the x component and the y component of the geomagnetic field, and uses the optical pump for measuring the total field to realize the high-precision three-component measurement of the magnetic field, and has the advantages of high resolution, simple structure combination, convenient operation and use Advantages of being flexible.

The invention provides a light-emitting diode package with a heat dissipation pin and a manufacturing method thereof, wherein, the light-emitting diode package is provided with a base plate part, on one side of which a light-emitting diode chip is installed and on which a circuit and an insertion hole with a vertical opening are formed, and the heat dissipation pin which is plugged into the insertion hole of the base plate part and riveted with one side of the base plate part and extends and extrudes from the other side of the base plate part, therefore, the heat from the light-emitting diode chip can be effectively dissipated and the heat dissipation pin is easily connected with a circuit base plate.

The invention relates to a method for modulating packing the mooring guy with small diameter. Wherein, it comprises following steps: coiling said mooring guy; using general adhesive tape to coil the mooring guy to form general module; the modulated mooring guy can be stored, carrier and used easily; when using, said modulate can be put into mounting box, to be used; when releasing, it can be unfolded from the module with little drawing force. The invention has high releasing reliability, simple structure, and easy operation.

The invention discloses an inlay combined type large self-lubricating support bearing, which has a simple structure, low cost and reliable quality and is convenient to process. The inlay combined type large self-lubricating support bearing is provided with an arc tilting fillet (1), wherein the inner surface of the arc tilting fillet (1) is provided with a plurality of steel backing metal plastic composite bearing pads (2) which are spliced along the circumferential direction and of which the widths are equal to that of the arc tilting fillet (1); the inner surface of the arc tilting fillet (1) is provided with axial spacing slots (3); the surfaces corresponding to the steel backing metal plastic composite bearing pads (2) are provided with bosses (4) matched with the axial spacing slots (3); the tile surfaces (5) of the steel backing metal plastic composite bearing pads (4) have an integral structure; joint surfaces of the tile surfaces (5) and steel substrates (6) are provided with radial arc surfaces, thrust end faces and transition arc surfaces; a screw hole (7) is radically processed on the steel substrate (6) of each steel backing metal plastic composite bearing pad; and a bolt (8) passes through the arc tilting fillet (1) and is connected with the screw hole (7).

The invention discloses a board surface roughness inspection method and a board surface roughness inspection device. The method comprises the steps of film forming, film culturing and evaluation, wherein whether a roughening effect is qualified or not is judged according to the film culturing time of a liquid film on a board surface. The inspection method and the inspection device with a simple structure are combined, are simple, reliable and efficient and fast in inspection, and are suitable for industrial online batch full inspection under the condition of not damage.

A particulate matter sensor unit is configured to sense particulate matter included in exhaust gas of a vehicle. The particulate matter sensor unit includes: a sensing unit sensing the particulate matter in the exhaust gas; a holding unit including a plurality of holders covering an exterior of the sensing unit, a front outer surface of each holder being formed by a tapered inclination outer surface; a shell having a hollow portion therein so that the holding unit is inserted and fitted into the shell, an inclination inner surface being formed in the hollow portion to correspond to the inclination outer surface; a cap unit installed in front of the shell to cover a sensing body of the sensing unit and guiding a flow of the exhaust gas to go through the sensing body; and a cover fixed to a rear end of the shell to support the holding unit.

The invention discloses a size determination method of a chemical substance complex dielectric constant measuring device and the measuring device. The method includes the following steps: S101, calculating the monotonicity of S parameters corresponding to materials inside cavities with different dimensions of cavity bodies to determine optimal size of a monotonicity curve change; S102, making a cavity body by using the cavity body corresponding to the optimal size of the monotonicity as a model; S103, connecting the cavity body with a vector network analyzer; S104, selecting a substance corresponding to a dielectric constant close to a minimum value in a dielectric constant real parameter set as a first substance, selecting a substance corresponding to a dielectric constant close to a maximum value as a second substance, and independently putting the first substance and the second substance into the formed cavity body to separately measure S parameters of the first substance and the second substance and compare the S parameters; and S105, if an error after the comparison is less than a predetermined value, regarding the cavity body as a cavity body with the optimal size.

The invention relates to a penetrating shaft unit structure. The penetrating shaft unit structure comprises a penetrating shaft, a clamping ring, a check ring, an oil seal, an oil seal seat, an O-shaped ring, a refueling screw plug, a bearing, a bearing seat and an oil discharging screw plug; the left side and the right side of the lower end of the penetrating shaft are connected with a transmission shaft through bolts; the oil seal is arranged in a small circular hole in the bearing seat, and the bearing is arranged in a large circular hole of the bearing seat; the oil discharging screw plugis in threaded connection with the two sides of the bearing seat, and an inner hole of the check ring is in interference fit with the outer diameter of the penetrating shaft; the clamping ring is loaded into an annular groove of the penetrating shaft, and a circular male end of the oil seal seat of the O-shaped ring is loaded into a circular female end of the bearing seat; and the outer diameter of the oil seal is loaded into an inner hole of the oil seal seat. According to the penetrating shaft unit structure, penetrating shaft units are independently and separately packed and then are assembled on a reducer assembly in an assembly mode, so that the assembling cycle time is shortened, assembling efficiency is improved, an independent lubricating mechanism, an independent sealing mechanism, and an independent refueling and oil releasing mechanism are included, and reliability is improved.

The invention discloses an arranging method of a pile-plate retaining wall and culvert combination. The arranging method includes following steps: 1), determining central mileage X, width D and anglealpha of a culvert; 2), determining small-mileage direction pile central mileage K1, large-mileage direction pile central mileage K2 and pile central spacing L of anchoring piles; 3), determining pilethickness d and pile width b of the anchoring piles on two sides of the culvert until shearing-resistant and bending-resistant inspection and calculation requirements of the pile-plate retaining wall, and arranging corresponding anchoring piles on two sides of the culvert; 4), according to structural stress design of the culvert, arranging a corresponding soil retaining plate on the top face at an outlet end of the culvert; 5), sealing or filling gaps between an outlet structure of the culvert and adjacent anchoring piles and the soil retaining plate. The arranging method meets technical requirements on antiskid stability of a steep-slope roadbed and flood drainage, irrigation and traffic of the culvert and avoids the problems of difficulty and conflict in linking the pile-plate retainingwall and the culvert.

The invention relates to the technical field of bridge structures, in particular to a railway pier and beam combining structure suitable for multi-span long coupling and large expansion and contraction quantity beams on two sides. The railway pier and beam combining structure comprises a bearing platform and a pier located on the bearing platform, and is characterized by further comprising a pierand beam combining section and a beam part; the pier and beam combining section is of a reinforced concrete structure which is fixed at the upper end of the pier in a pouring mode, the pier and beam combining section comprises beam section supporting parts and a beam part supporting part, wherein the beam section supporting parts are located at the two ends in the bridge direction and used for bearing the multi-span long coupling and large expansion and contraction quantity beams on two sides, and the beam part supporting part is located in the middle and used for bearing the beam part; the beam part is fixed on the beam part supporting part and is used for connecting the multi-span long coupling and large expansion and contraction quantity beams on two sides, and expansion joints are reserved between the two ends of the beam part in the bridge direction and the multi-span long coupling and large expansion and contraction quantity beams on two sides. According to the pier and beam combining structure, a series of problems of continuous arrangement of the multi-span long coupling and large expansion and contraction quantity beams are solved skillfully through a series of measures, the overall arrangement of bridge hole spans is effectively improved, the structure stress is reasonable and safe, economic benefits are good, and the railway pier and beam combining structure is a structural form worthy of being widely popularized.