40results about How to "To achieve the purpose of replacement" patented technology

The invention discloses a replaceable energy consumption connecting node of an assembly-type rectangular steel pipe column-H-type steel beam. A rectangular steel tubular column, an H-type steel beam and a replaceable energy consumption connecting force transmitting component are included, the replaceable energy consumption connecting force transmitting component comprises an unequal limb angle steel energy consumption connecting member, a rectangular sleeve tube, a buckling preventing constraint cover plate and a vertical web plate connecting plate; the unequal limb angle steel energy consumption connecting member is connected with the rectangular steel tubular column and a wing plate of the H-shaped steel beam; the buckling preventing constraint cover plate is connected with a weakening area of the unequal limb angle steel energy consumption connecting member; the rectangular sleeve tube sleeves the outer side of the short limb of the unequal limb angle steel energy consumption connecting member and is connected with the rectangular steel tubular column through a bolt; the vertical web plate connecting plate is connected with the rectangular tubular column and the web plate of theH-shaped steel beam. The replaceable energy consumption connecting node has the advantages that the node force transmission is reasonable and reliable, the advantages of building industrialization can be achieved, the replaceable energy consumption connecting force transmitting component is adopted by a node position, the expandability and energy consumption capability of the node are improved, the steel tubular column is not damaged after vibration, and the steel tubular column can be used again by replacing connecting components.

The invention provides a technical scheme of a method for whole hole replacement of an existing bridge. A self-propelled girder moving cart is matched with a pier steel tower rack to perform whole hole replacement of the existing bridge. The system has little influence on business line train operation and existing equipment and is simple in operation, high in applicability and good in safety.

A closed type fixture used for replacing an electrical china bottle is composed of a front fixture, a back fixture and two lead screws; a crank is fixed on the middle portion of each of the two lead screws, and the two ends of each of the two lead screws are respectively connected with connecting sleeves in a rotary mode; and hinged through holes are formed in the end portions of the connecting sleeves. The closed type fixture used for replacing the electrical china bottle is characterized by further comprising a riding plate fixture, hinged holes corresponding to the hinged through holes formed in the connecting sleeves are formed at the two ends of the riding plate fixture; and a groove extending from the end face to the middle portion is formed at one end of the riding plate fixture, and the shape of the bottom wall of the groove is matched with the outer contour shape of an object to be attached to the grooves. According to the closed type fixture used for replacing the electrical china bottle, after the riding plate fixture is added on the basis of prior closed type fixture components, and the purpose that china bottles at the head and tail ends of bigeminy-string insulators are replaced conveniently is newly added by the use of the hinging between hinge connecting shafts and bigeminy-plates and by the fact that the fastened locking for position is achieved by the use the same shape between the bottom wall of the groove and the outer contour shape of the contacting face of the bigeminy-plates.

The invention relates to an observation window lighting device. The observation window lighting device comprises a base, a light source, a bracket installation base, a light source cover and a fixed plate; the fixed plate is provided with an opening; the base is fixed at one side of the fixed plate, and corresponds to the opening; the base is hollow, and provided with an internal thread; the lightsource cover passes through the interior of the base, and inserted into the opening; the bracket installation base is provided with an external thread matched with the internal thread; the light source cover is tightly pressed on the fixed plate through the bracket installation base, and seals the opening; the bracket installation base is provided with a through hole; the light source is insertedinto the light source cover through the through hole, and detachably fixed on the bracket installation base; the light source cover comprises a flange part; the light source cover is tightly pressedbetween the bracket installation base and the fixed plate through the flange part; a sealing part is also included; and the sealing part is arranged between the flange part and the fixed part. According to the observation window lighting device in the invention, when the light source needs to be replaced, gas in a gas box does not need to be released; and replacement is convenient.

The invention relates to the technical field of printing machines, in particular to a textile fabric printing machine which comprises a fixing seat, a first fixing frame is fixedly connected to the rear end of the outer surface of the right side of the fixing seat, a connecting roller is rotatably connected to the upper end of the outer surface of the left side of the first fixing frame through a bearing, and an adjusting mechanism is fixedly connected to the annular outer surface of the connecting roller. And the adjusting mechanism comprises an adjusting disc, a movable cylinder, a bottom plate, a strip-shaped groove, a connecting block, a driven fluted disc, a first connecting rod, a driving rod, a driving fluted disc, a rotating rod and a first driving motor. The adjusting mechanism is arranged, the first driving motor is used for driving the movable barrel to rotate, then the multiple sets of bottom plates rotate, and therefore the purpose of replacing printed patterns is achieved, operation is easy, complicated mounting and dismounting operation is not needed, time is saved, hands do not need to make contact with the bottom plates, and the working efficiency is improved. And the situation that the hands of an operator are contaminated by residual fuel is avoided, and the use convenience of the device is improved.

The invention relates to the technical field of forcible entry equipment, in particular to a multifunctional high-strength forcible entry mechanical arm. The forcible entry mechanical arm comprises an equipment marching device, a rotary servo motor arranged on the upper base surface of the equipment marching device and a vertically and fixedly arranged positioning seat, mechanical mounting arms are movably arranged at the ends, away from mechanical middle arms, of mechanical small arms, the outer wall of a steering gear comprises fine adjustment servo motors, output shafts of the fine adjustment servo motors are meshed with connecting shafts of driving gears, and transverse sliding rods and transverse screw rods are connected in a penetrating mode relative to transverse sliding blocks and connected with the transverse screw rods in a threaded and penetrating mode. According to the forcible entry mechanical arm, opening supporting rods are connected into a construction hole in a penetrating mode, opening servo motors are started, output shafts of the opening servo motors drive the transverse screw rods, the effect that the transverse sliding blocks transversely slide along the transverse sliding rods is achieved, then the opening supporting rods are driven by supporting rods to be opened along the connecting position of the opening supporting rods and the supporting rods, and breaking of the construction hole is achieved; and the practical use effect is high, equipment replacement is rapid, the construction time is saved, and the efficiency is improved.

The invention relates to an observation window lighting device. The observation window lighting device comprises a base, a light source, a bracket installation base, a light source cover and a fixed plate; the fixed plate is provided with an opening; the base is fixed at one side of the fixed plate, and corresponds to the opening; the base is hollow, and provided with an internal thread; the lightsource cover passes through the interior of the base, and inserted into the opening; the bracket installation base is provided with an external thread matched with the internal thread; the light source cover is tightly pressed on the fixed plate through the bracket installation base, and seals the opening; the bracket installation base is provided with a through hole; the light source is insertedinto the light source cover through the through hole, and detachably fixed on the bracket installation base; the light source cover comprises a flange part; the light source cover is tightly pressedbetween the bracket installation base and the fixed plate through the flange part; a sealing part is also included; and the sealing part is arranged between the flange part and the fixed part. According to the observation window lighting device in the invention, when the light source needs to be replaced, gas in a gas box does not need to be released; and replacement is convenient.

The invention discloses an inverter power supply device with an anti-off line structure, which comprises a main body, a cover body and a connecting block, the top of one side of one end of the main body is provided with a power line, the outer side of the power line is provided with a reinforcing structure, the reinforcing structure comprises a rotary handle, a limiting block, a clamping plate, a third screw rod, a telescopic spring and an internal thread, and the limiting block is installed on the outer side of the power line. And third screws are installed on the two sides of the limiting block correspondingly, rotating handles are installed on one sides of the third screws correspondingly, internal threads are arranged on the outer sides of the third screws correspondingly, clamping plates are installed on the other sides of the third screws correspondingly, telescopic springs are installed at the two ends of one sides of the clamping plates correspondingly, and heat dissipation mechanisms are arranged at the two ends in the main body correspondingly. The rotating handles are installed on the two sides of the power line, the rotating handles are rotated, the third screw rods drive the clamping plates to move, the clamping plates can clamp the power line, it is guaranteed that the power line cannot move in the using process, and therefore the purpose of preventing the power line from falling off is achieved.

The invention relates to the field of water purification equipment, and relates to a water purifier for automatically replacing filter cores, which includes a housing on which a feed inlet, a support plate, a bracket, a recovery box and a delivery box are arranged, and a motor is fixedly connected to the support plate And the support plate, the output shaft of the motor is connected with the first cam and the second cam; the support plate is provided with a round hole, and the first round rod and the second round rod are dynamically connected in the round hole, and the first round rod and the second round rod The block, the roller, the first spring, the first rack and the second rack are respectively connected; the bracket is connected with the water inlet pipe, the water outlet pipe and the hollow pipe, the water outlet pipe is connected with the faucet, and the hollow pipe is connected with the first The tooth part, the first half cylinder, the first half cylinder is connected with the second half cylinder, the second half cylinder is connected with the round pipe, and the round pipe is connected with the second tooth part; the bottom of the conveying box is provided with a discharge port. The adoption of the technical solution solves the tedious problem of replacing the filter element of the water purifier in the prior art.

The puncture needle comprises a needle tube and a needle base, the top end of the needle tube is detachably connected with the needle base through a connecting block, a dismounting structure is arranged at the bottom end of the connecting block, and the top end of the connecting block is fixedly connected with the needle base; marking lines and oval foramen marks which assist an operator in puncturing are carved at the top end of the needle base, and limiting blocks are evenly installed on the periphery of the top of the needle base. A laser positioning lamp body is mounted in each limiting block, and limiting structures are arranged at the two ends of each limiting block. The laser positioning lamp bodies are arranged, the laser positioning lamp bodies emit light rays, one line faces the pupil, and the other line faces the upper edge of the auricle, so that the purpose of positioning and guiding puncture through the laser lamp can be achieved, and the number of the laser positioning lamp bodies is four. And meanwhile, laser lamp positioning can be met, and two-dimensional precise guide puncture can be achieved.

The invention discloses a detachable high-efficiency air-conditioning filter for vehicles, which comprises a shell and a filter element detachably installed in the shell; It is equipped with a cover plate, and the other open end is equipped with a dust-proof air outlet plate; the cover plate is provided with an air inlet with an upward axis, and the side wall is provided with an airflow reflection part near the cover plate; the side wall is close to the cover plate. A dust removal plate is installed at the position of the airflow reflection part, and the distance between the dust removal plate and the cover plate is between 2.5cm-5cm; the dust removal plate is a double-layer hollow structure, including the first connection end, the second connection end and the inlet filter The diameter of the filter hole of the outlet filter is not less than 3 times the diameter of the filter hole of the inlet filter, and any filter hole on the outlet filter is interlaced with the filter holes on the inlet filter; the side wall is in the airflow reflection part A dust falling port is arranged at the opposite position, and the dust falling port is equipped with a plug cover. Therefore, the present invention has an excellent filtering effect and can prolong the service time of the filter element.

The invention discloses a three-phase transformer with extractable pressure plate, which includes a main body mechanism and an outsourcing mechanism, the main body mechanism is arranged inside the outsourcing mechanism, one end of a main lifting rod is provided with a pressure plate A, and the other end of the main lifting rod is provided with a pressure plate B , and the upper surface of the pressure plate A is provided with a sinking groove, both ends of the main lifting rod are fixedly installed with electromagnetic blocks, the main lifting rod is magnetically connected with the pressure plate A and pressure plate B through the electromagnetic block, and the outer surface of the box is provided with a bottom In addition, one end of the support rod is provided with a mounting plate, and the other end of the support rod is connected to the upper surface of the box body. When it is necessary to take out the pressure plate A, use the lifting effect of the main lifting rod to move the power mechanism and the pressure plate B upward as a whole. , and then use the suction cup to absorb the pressure plate B, and at the same time turn off the power supply of the electromagnetic block near the end of the pressure plate A, so that the pressure plate A falls, and finally use the electric push rod to push the pressure plate A out of the bottom groove to achieve the purpose of replacement and the replacement method is relatively simple. Save labor.

The invention provides a graphite mold and a preparation method thereof. The preparation method comprises the following steps: graphite emulsion is respectively coated on the contacted surfaces of a mold body (1) and a detachable part (2); then, the mold body (1) and the detachable part (2) are connected through a connecting block (3); and the graphite mold is obtained after drying and polishing. Compared with the prior art, the mold body and the detachable part are connected through the connecting block to realize the replacement purpose of the detachable part; and meanwhile, as the contacted surfaces are coated with the graphite emulsion to form graphite emulsion layers for polishing, a gap in the connection place between the mold body and the detachable part can be decreased.

A magazine type hand-held shaver (100), comprising a cutter head (10), a magazine body (20), a cutter head connection cover (30) and an elastic element (40). The cutter head includes a first cutter head (10a) and a second cutter head (10b) which can be replaced with each other; the magazine body has a hollow structure, and the hollow structure forms a storage chamber (21) with a take-out port (22), which is located at the magazine The upper end of the magazine body, the knife head is accommodated in the receiving chamber; the lower end of the knife head connection cover is detachably assembled on the magazine body and covers the take-out port, and the upper end of the knife head connection cover has a connecting portion (31), the connecting portion It is selectively assembled and connected with the first cutter head or the second cutter head; the elastic element is accommodated in the storage cavity, and the elastic element has a constant tendency to drive the cutter head in the storage cavity to slide to be opposite to the take-out opening. The magazine-type hand-held shaver is convenient for the cutter head to be stored and taken out in the magazine body, so that it is convenient for users to carry and use when going out.

The invention relates to a cerebrospinal fluid external exchanger, which comprises an external connecting tube (1), a pressure sensor (20, a micro pump (40 and a central controller (3). The external connecting tube (1) is divided into two branches, while the pressure detecting branch is connected with the pressure sensor (2) connected with the central controller (3). The micro pump (40 is bidirectional roller rolling pump that another branch of connecting tube (1) via said pump (4) and a three-way connector (13) is divided into lead and filling branches (5, 6) while said two branches via the steering valve (7) are respectively connected to the liquid storage bottle and the liquid feeding bottle (8, 9). The central controller (3) is connected with the steering valve (7), the pressure sensor (2), and the roller rolling pump (4) via control lines (10). The invention uses the controller (3) to control one pressure tube steering valve (7) and one bidirectional roller rolling pump (4), to realize the switch between single-pump lead and filling. The sensor insulated protector (12) can protect the pressure sensor. And the elements except the external connecting tube (1) are integrated into one-time tube combine plate, with simple structure and low cost.

The invention discloses an intelligent sweeping and mopping integrated cleaning device with an automatically replaceable mopping head. The intelligent sweeping and mopping integrated cleaning device comprises a shell, a sweeping mechanism, a mopping mechanism, an intelligent control system and a charging battery. Universal wheels are arranged on the bottom face of the shell; two infrared generators of which the angles are 75-90 degrees are symmetrically arranged on the bottom face of the shell; an ultrasonic sensor is arranged at the front end of the shell; a mop opening is formed in one sideof the tail end of the bottom face of the shell; the sweeping mechanism comprises side brushes, a main brush, dust collection devices and a dust box; the mopping mechanism comprises mops, a mop box, apressing box and a liquid storage box; magnetic stripes are arranged at the two ends of the long side of each mop, so that the mops are attracted with one another to form a mop set; the two ends of the mop set are wound on two rotary shafts respectively; the pressing plate is arranged above the mop opening; multiple through holes are uniformly formed in the lower surface of the pressing plate, and the liquid storage box is communicated with liquid in the through holes. By means of the intelligent sweeping and mopping integrated cleaning device with the automatically replaceable mopping head,motions of sweeping and mopping are conducted simultaneously; meanwhile, through the rotary shafts, the motion of the mop set is controlled, and automatic replacement of the mops in the process of cleaning a house is achieved, so that the room cleaning effect is obviously improved.