41results about How to "Easy maintenance and repair work" patented technology

The present invention relates to a disk brake apparatus for a railway vehicle, and more particularly, to a disk brake apparatus for a railway vehicle which is a brake apparatus installed on a railway vehicle and operated by using a lever mechanism so that: manufacturing costs thereof can be reduced due to the simplified structure of the apparatus; stopping force is increased due to easy lever adjustment; and maintenance and repair can be easily performed. To achieve the above objectives, the disk brake apparatus for a railway vehicle according to the present invention includes a pair of caliper levers actuated by the operation of a cylinder rod of the cylinder and a lever mechanism connected and coupled between the cylinder rod of the cylinder and the pair of caliper levers.

The invention discloses informatization operation and maintenance equipment. The informatization operation and maintenance equipment comprises a movable frame, a lifting frame, a secondary frame bodyand a main frame body, wherein the lifting frame is fixedly arranged on the right side of the top end surface of the movable frame, the secondary frame body can be arranged on the left end of the lifting frame up and down in a sliding mode, the main frame body is rotatably arranged on the top of the secondary frame body, a movable support assembly which is used for supporting the main frame body is arranged in the movable frame, a movable wheel is rotatably arranged on the bottom end surface of the movable frame, a traction piece is fixedly arranged on the right end surface of the movable frame, and a lifting chute which is in sliding fit connection to the secondary frame body is formed in the left end surface of the lifting frame. According to the device, the maintenance on a street lampby two working personnel can be realized, the whole device is automatically operated, the operation is safe and stable, the all-around maintenance of the street lamp can be realized, the whole deviceis simply and conveniently operated, maintenance tools can be directly taken from a tool tank when the street lamp is maintained, the street lamp is conveniently and quickly maintained by the workingpersonnel, the production and use cost is greatly reduced, and the practicability and safety of the device are increased.

The invention relates to an underground double-layer lifting type intelligent parking platform comprising a supporting base, moving devices, an upper vehicle loading plate and a lower vehicle loadingplate. The moving devices are installed at the upper end of the supporting base and are symmetrical in the front-back direction. The lower vehicle loading plate is installed in the middle of the upperend of the supporting base. The upper vehicle loading plate is installed between the moving devices. Each supporting base comprises a base plate, supporting plates, convex plates, buffering springs,buffering telescopic rods and a receding mechanism. The receding mechanism comprises a fixing block, a telescopic block, a transmission gear, a transmission rack and a supporting branch chain. Each moving device comprises a guide frame, a bearing frame, moving wheels, a transverse movement drive mechanism and a lifting drive mechanism. The upper vehicle loading plate comprises a plate body, connection blocks, adjusting screws and deceleration blocks. The upper vehicle loading plate and the lower vehicle loading plate are installed in a detachable manner, so that following maintenance and management work is convenient; and the lower vehicle loading plate can move vertically within a certain range, and therefore the vehicle on the upper layer can be conveniently parked and picked up.

The invention discloses a retaining-shoulder-free fastener for urban rail transit. The fastener comprises an iron base plate, an insulating buffer base plate, an under-rail base plate, an insulating gauge block, an elastic strip, a first bolt fastener, a second bolt fastener, a flat cushion block and an embedded sleeve. The insulating buffer base plate and the iron base plate are sequentially laidon a sleeper top from bottom to top. Bolt through holes are arranged in opposite corners of the insulation buffer base plate and the iron base plate, the flat cushion block is further arranged on theiron base plate, a sawtooth structure is formed at an attaching position of the flat cushion block and the iron base plate, and a first bolt fastener sequentially penetrates through the flat cushionblock, the iron base plate and the insulation buffer base plate to be screwed into the embedded sleeve. Iron bases are arranged at the other opposite corners of the iron base plate, and the second bolt fasteners abut against and fix the elastic strips to the iron bases; and the insulation gauge block is embedded and fixed between a steel rail and the iron bases. The fastener is a great improvementon an existing fastener for subways and fasteners for high-speed rails, and is simple in structure, reasonable in design, more suitable for urban rail transit systems and good in application prospect.

The invention relates to an easy-to-maintain ventilation type sound barrier. The sound barrier comprises a composite ventilation unit plate and a top end noise reduction plate arranged at the top endof the composite ventilation unit plate, the composite ventilation unit plate comprises a metal framework, a movable noise reduction plate, an embedded noise reduction plate and a transparent plate, and the movable noise reduction plate, the embedded noise reduction plate and the transparent plate are installed on the metal framework; shutter holes are formed in the surfaces, facing the sound source direction, of the movable noise reduction plate and the embedded noise reduction plate, and the surface, facing the sound source direction, of the top end noise reduction plate is subjected to galling treatment. According to the main principle of ventilation, a rotating shaft of the movable noise reduction plate is eccentrically arranged, unbalance loading can be generated under the action of cross wind, the noise reduction plate rotates around the shaft, when the wind area and weight of the noise reduction plate are fixed, the deflection angle of the noise reduction plate can be changed along with the change of the wind speed, a ventilation unloading channel can be opened to different degrees, and the purpose of ventilation unloading is achieved. In addition, both the movable noise reduction plate and the embedded noise reduction plate can be detached from the sound barrier, and the purpose of easy maintenance is achieved.

The invention discloses a storage cabinet for a vacuum circuit breaker, which comprises a cabinet body and two cabinet doors. The two cabinet doors are connected to the cabinet body through hinges. Transparent glass window, the center of the transparent glass window is provided with an LED display, one side of the cabinet is provided with an air inlet, the air inlet is provided with a blower, the other side of the cabinet is provided with an air outlet, and the air outlet is provided with an exhaust fan, There is a temperature control switch under the air outlet, an LED light on the top side of the cabinet, a screw switch above the LED light, and a cooling fan on the back of the cabinet; Faster, keeps the temperature in the cabinet within a certain range, so that the vacuum circuit breaker placed in the cabinet can work normally, prolong the service life, and can display the working status of the vacuum circuit breaker, which is convenient for maintenance. Perform maintenance and repair work.

The invention discloses a dish washing machine comprising a shell; the shell is provided with an access hole, an access door capable of opening/closing the access hole and a limiting device rotatablyarranged between the access hole and the access door; and the limiting device is provided with a limiting clamping part, and the limiting clamping part is in limiting clamping connection with the edgeof the access door and the edge of the access hole by rotating the limiting device so as to achieve limiting after the access door is closed. According to the dish washing machine in the invention, the rotatable limiting device is used for realizing the limiting after the access hole and the access door are closed, so that the access door can be limited to be opened towards one side and a presetnotch can also be enclosed; and meanwhile, the limiting clamping part of the limiting device can automatically fall to the lower side under the action of gravity, and the access door is fixed to a state that cannot be opened, such that the closing state can be kept at all times when the access door is not in use, sealing of a base accommodating cavity is guaranteed, and equipment damage caused byforeign matters entering the base accommodating cavity is prevented.

The invention discloses a head lamp washer for vehicles. The head lamp washer comprises a nozzle for spraying cleaning liquid, a nozzle portion distributed around the nozzle and containing a hanging member forming space formed by more than one hanging members towards the axial direction and a hanging member non-forming space formed by not a hanging members. The nozzle portion is detachably combined with the hanging members in the hanging member forming space and comprises a hook capable of detaching from a nozzle head portion when the nozzle portion is rotated to the hanging member non-forming space. Thus, a nozzle cover is easy to be installed or uninstalled on the nozzle portion.

The invention discloses an adjustable support for image processing equipment. The adjustable support comprises a base, a mounting plate and the image processing equipment, the image processing equipment is mounted on the mounting plate, the mounting plate is arranged above the base, the upper end of the base is connected with a fixing plate through a supporting plate, and a through hole is formedin the middle of the fixing plate. A piston box is fixed to the upper end of the base, a first piston block is slidably connected into the piston box, one side of the first piston block is connected with a first piston rod, the first piston rod penetrates through the side wall of the piston box and is rotatably connected with a linkage rod, the first piston rod is slidably connected with the piston box, and the linkage rod is rotatably connected with a pedal through a pin shaft. The pedal is rotatably connected with the supporting plate, one side of the piston box is connected with an air inlet pipe, a first one-way valve is mounted in the air inlet pipe, and the upper end of the piston box is connected with a piston cylinder. Height adjustment and angle adjustment of the image processingequipment can be achieved, the structure is simple, and operation is convenient.

The invention discloses a traffic monitoring equipment support facilitating maintenance and repair. The traffic monitoring equipment support comprises a stand column, a base, a mounting rod and multiple cameras, a mounting hole and a boss are formed in the base, a connecting shaft is fixed on the boss, a rotating sleeve is sleeved with the mounting hole in a connected manner, the two ends of the rotating sleeve are distributed on and hinged to the boss and the connecting shaft correspondingly, a fan-shaped groove communicating with the mounting hole is formed in the outer wall of the base, a fan-shaped block is formed at the inner end of the mounting rod, the fan-shaped block is fixed on the rotating sleeve, a first through hole is formed in the rotating sleeve, a second through hole is formed in the base, an inserting rod is sleeved with the first through hole in a connected manner, the outer end of the inserting rod is inserted into the second through hole in a sleeved mode, the inner end of the inserting rod is hinged to the upper end of a pulling arm, the lower end of the pulling arm sleeves a circular ring in a connected manner, the circular ring is fixed on a lifting sleeve,and the lifting sleeve is inserted on the connecting shaft in a sleeving mode. The mounting rod of the traffic monitoring equipment support can rotate so that maintenance and repair work can be conveniently performed on the monitoring cameras without closing a road.

The invention provides a product detection workbench device. The product detection workbench device comprises a product support bench (9), a support column body (6) which is fixedly connected with the bottom of the product support bench (9), and a base device (4). The base device (4) comprises two side vertical plates (41) which are symmetrically arranged on left and right sides, and a bottom plate (40) which is connected with two side vertical plates (41). A protruding part (42) is fixedly arranged at the bottom of each side vertical plate (41). A drive motor (500) is fixedly arranged at the top of the bottom plate (40). A rotation carrier (5) crosses two protruding parts (42) and is rotatablely supported. The bottom intermediate position of the rotation carrier (5) is in power connection with the output shaft of the drive motor (500). The bottom of the support column body (6) is inserted into an intermediate insertion hole (50) in the rotation carrier (5).

The invention provides an integrated holding cabinet for multiple vacuum circuit breakers. The integrated holding cabinet comprises a holding cabinet body and two cabinet doors which are fixedly connected to the holding cabinet body via hinges; the cabinet doors are provided with handles; a piece of transparent glass is inlaid in one cabinet door and an LED data recorder is arranged in the middleof the transparent glass; one side of the holding cabinet body is provided with a plurality of ventilation holes and the other side of the holding cabinet body is provided with a plurality of fans; the top side of the inside of the holding cabinet body is provided with an LED lighting tube and a plurality of drying boxes holding drying agents; the inside of the holding cabinet body is divided intothree chambers with the same size via a first baffle plate and a second baffle plate. The integrated holding cabinet for multiple vacuum circuit breakers has the advantages that the ventilation holesand the fans can relieve high temperature in the cabinet body; the drying agents in the drying boxes can absorb moisture to prolong the service life; the LED lighting tube enables people to perform maintenance work in an environment with poor lighting conditions conveniently.

The invention discloses an embedded sleeve type railway fastener which is used for fixing a steel rail on a sleeper. The fastener comprises an elastic strip, a track gauge baffle, a baffle base, an embedded sleeve and a bolt fastener. The baffle base is arranged at a top of the sleeper, the track gauge baffle is clamped between the baffle base and a steel rail, the elastic strip is arranged on thetrack gauge baffle, the embedded sleeve is embedded in the sleeper, and the bolt fastener sequentially penetrates through the middle of the elastic strip and the track gauge baffle from top to bottomand is screwed into the embedded sleeve; and the elastic strip is omega-shaped, the elastic strip comprises an elastic strip middle limb and an elastic strip side limb which are integrally connected,a longitudinal section of the elastic strip middle limb is an arch structure, the elastic strip middle limb comprises a front end arc and a rear end arc which are integrally connected and in smooth transition, an arc radius R1 is 32-34 mm, and the arc radius R2 of the front end arc is 79-81 mm. According to the railway fastener, a problem of eccentric tension of a bolt in the prior art is effectively solved, a spike is prevented from being broken in a using process, and pollution is not caused to an environment in a mounting process.

A hall lantern device for an elevator is equipped with: a housing (10) that covers, from the opposite side from a landing, an opening (4) provided to a vertical frame (2a) of a jamb (2) and has luminous bodies (11) therein; a display body (20) that closes the opening (4) and allows the light from the luminous bodies (11) to pass therethrough to the landing; a guide member (30) that is provided to the vertical frame (2a) and guides the display body (20) between a closed position, where the display body (20) closes the opening (4), and an open position, where the display body (20) is separated from the opening (4); and a holding mechanism (40) that keeps the display body (20) in the closed position. The display body (20) is provided with a recess (24) in which, in the closed position, the holding mechanism (40) is partially fitted. The position with the holding mechanism (40) partially fitted in the recess (24) can be released by a hold releasing member (50) that can be inserted into a gap provided between the opening (4) and the display body (20).

The invention discloses an adjustable worktable device for detection. The device comprises a product supporting platform (9), a supporting column body (6) which is fixedly connected to the bottom of the product supporting platform (9), and a base device (4), wherein the base device (4) comprises two side vertical plates (41) which are symmetrically arranged left and right and a bottom plate (40) which connects the two side vertical plates (41); a protruding part (42) is fixedly arranged in the bottom of each of the side vertical plates (41); a driving motor (500) is fixedly arranged on the top of the bottom plate (40); a rotating supporting base (5) bestrides the two protruding parts (42) to be rotatably supported; the middle position of the bottom of the rotating supporting base (5) is in power connection to an output shaft of the driving motor (500).

The invention discloses a mounting support for a direct-drive motor of a tablet press and a mounting method of the mounting support. The mounting support comprises a fixed base, a rotating base, a supporting table, a driving motor, supporting bottom feet, a rotating structure, a supporting structure and a fixing structure, wherein the rotating base is rotationally connected to the upper surface of the fixed base, the supporting structure is fixedly installed on the upper surface of the rotating base, the rotating structure is installed on the fixed base, and a sliding groove is formed in the bottom surface of the supporting table. The height of the driving motor can be flexibly adjusted through the supporting structure, installation at different height positions is facilitated, meanwhile, the supporting structure can also adjust the installation angle of the driving motor, and the use is flexible. The mounting support s provided with the rotating structure, and the mounting horizontal angle of the driving motor can be flexibly adjusted through the rotating structure, so that the mounting range is wider.