66results about How to "Stable installation position" patented technology

A backpack high pressure power sprayer comprises a base, an electrical pump component installed in the base and a storage battery; wherein, the electrical pump component is a membrane pump driven by a DC electric machine, a water inlet pipe of the membrane pump is connected with a water tank, and a water outlet thereof is connected with a spray rod by a water outlet pipe; the water tank is installed on the base, a liquid feeding hole is opened on the top of the water tank and is provided with a cover, and a strap is arranged on the wall of the water tank; the backpack high pressure power sprayer is characterized in that the base is internally provided with a support pillar, the top surface of the support pillar is contacted with the bottom surface of the water tank and is higher than the mounting planes of the storage battery and the membrane pump, a left side plate of the base is equipped and connected with a speed control switch of the storage battery, a fuse, a power switch and a charging socket, and a right side plate of the base is provided with a mounting groove which is internally provided with a water outlet connector of the membrane pump, so that the assembly and disassembly, the maintenance and the operation are considerably convenient.

The invention discloses an automatic water cooling system of a car brake. The automatic water cooling system comprises a water tank, a nozzle, a controller, a temperature sensor, a control valve or / and a water pump, wherein the control valve or / and the water pump is / are mounted on a communication water pipe between the nozzle and the water tank; an input end and an output end of the controller are respectively connected with the temperature sensor and the control valve or / and the water pump; the automatic water cooling system is characterized in that an edge position of a braking bottom plate of the car brake is provided with a mounting hole; the front end of the temperature sensor penetrates through the back end of the mounting hole and is fixed at the outer side of the braking bottom plate through a connection element; the front end of the temperature sensor is inserted into an inner space of a braking drum of the car brake, and a gap of 0.1-10.0mm is formed in an annular inner surface of the braking drum; and the position of the temperature sensor is located at the position which is not contacted with a brake shoe block of the brake and a frictions sheet. According to the water cooling system disclosed by the invention, the temperature is accurately controlled; and the brake is effectively prevented from being burnt and the consumption of cooling water is reduced.

The invention discloses a steel / wood combined truss connection structure. The steel / wood combined truss connection structure comprises two upper chord members, a first vertical web member, second vertical web members, diagonal web members, first lower chord members, second lower chord members, and a connecting piece; the connecting piece comprises a supporting block, installation blocks, first connecting blocks, second connecting blocks, third connecting blocks, fourth connecting blocks, fifth connecting blocks, sixth connecting blocks, seventh connecting blocks, eighth connecting blocks, first fixing blocks, second fixing blocks, bolts, and rotating members; the supporting block is of a pentagonal prism structure; the two first connecting blocks are symmetrically fixedly arranged on thetwo sides of the lower [art of the supporting block. According to the steel / wood combined truss connection structure, the upper chord members, the first vertical web member, the second vertical web members, the diagonal web members, the first lower chord members, and the second lower chord members are be fixed, a conventional notch and tooth joint manner is avoided, welding connection is avoided,the connection precision among the members is higher, the structure is more compact, no welding joint or welding rust is generated, and the appearance is beautiful.

The invention relates to the field of fabricated buildings, in particular to a three-dimensional movable type precast concrete component production system which is built on a construction site of a fabricated building and comprises mold bedplates, pouring frames and supporting pieces. A plurality of mold bedplates are vertically stacked at intervals; every two adjacent mold bedplates are supportedthrough the multiple supporting pieces. The supporting pieces are detachably assembled with the mold bedplates, the upper surfaces of the mold bedplates are flat, the pouring frames are fixed to theupper surfaces of the mold bedplates to form pouring cavities of precast concrete components, and the height of the pouring frames is smaller than the interlayer height between every two adjacent moldbedplates. The system has the effects that the structure is firm, the system can be directly built on a construction site, the occupied area is small, and long-distance transportation of prefabricated parts is not needed.

The invention relates to a screw connecting device for an installation hole with a deep cavity. The screw connecting device comprises screw installation parts, locking parts and a screw rod. First through holes are formed in the screw installation parts from the front ends of the screw installation parts to the rear ends of the screw installation parts, and the front portions of the first through holes are matched with the shape of a nut of a screw. Second through holes are formed in the locking parts. The rear ends of the screw installation parts are located in the second through holes and are detachably connected with the locking parts in a sliding manner. The first through holes are coaxial with the second through holes. The front end of the screw rod penetrates the second through holes and penetrates in the first through holes. The screw rod is in threaded connection with the locking parts. According to the screw connecting device for the installation hole with the deep cavity, the screw can be temporarily fixed to the front ends of the screw installation parts; the screw can move back and forth along the locking parts; the screw installation parts position the installation hole in the deep cavity; the screw rod penetrates the second through holes in sequence to enter the first through holes and is in threaded connection with the locking parts. When the screw rod moves forwards, the screw at the front ends of the screw installation parts is pushed to enter the screw installation hole smoothly, and accuracy and installation efficiency of installing the screw are improved.

The invention discloses an installation structure of a trim cover of a range hood. The installation structure comprises a trim cover arranged at the top of an outer cover of a draught fan, and a fixedhanging frame fixed to a wall body, horizontal hanging arms extending forward are correspondingly arranged on the left and right sides of the fixed hanging frame, the horizontal hanging arms are arranged on the left and right sides of the inner part of the trim cover, a four-bar mechanism is composed of a first connecting bar, a second connecting bar, horizontal supporting bars and the horizontalhanging arms, the left and right sides of the trim cover are correspondingly arranged on the corresponding horizontal supporting bars in a hanging mode, and elastic parts which can make the first connecting bar maintain a tendency of rotating upward and drive the horizontal supporting bars to upward eject the trim cover are installed between the horizontal hanging arms and the first connecting bar. The installation structure has the advantages that the a hook of the trim cover is composed of the four-bar mechanism, the elastic force provided by the elastic parts can drive the horizontal supporting bars to upward eject the trim cover, thus the stability of the installation position of the trim cover is ensured, no gap between the trim cover and a kitchen ceiling is achieved, in addition, the installation structure does not need other auxiliary fixed structures, other parts do not need to be removed in the installation process, and installation is very convenient.

The invention relates to a new liner for a ball mill, in particular to an overflow type ball mill cylinder liner in the cement production industry. The liner is parallelogram-shaped, and the installation position of the liner is more stable. The impact is small, the cylinder of the ball mill is not easy to deform, and it plays a protective role for the cylinder of the ball mill; the middle of the liner is equipped with a hoisting hole parallel to the installation surface, which is convenient for workers to install and disassemble, and improves efficiency; and reinforcement around the hoisting hole , making it more firm and not easy to break, and improving the strength of the cylinder liner as a whole.

The invention discloses an installation method of residence formworks for constructional engineering construction. The installation method comprises the following steps that step 1, a reinforcement cage is integrally erected; and step 2, a formwork fixing device is installed, the formwork fixing device comprises a plurality of supporting strips, the supporting strips are installed on the upper part and the lower part of the reinforcement cage, studs are installed on the two sides of each supporting strip, penetrate through penetrating holes in the formworks, and are locked through first nuts,sliding sleeves sleeve the two sides of each supporting strip, connecting plates are connected between the sliding sleeves, sliding openings are formed in the supporting strips, and bolts are insertedinto the sliding openings in a penetrating mode. The steel reinforcement cage is fixed between the formworks through the supporting strips, the supporting strips are detached in the lowering process,then the formworks are installed on ground formwork supporting piles, compared with an existing method that the formworks are installed firstly and then the steel reinforcement cage is lowered, the situation that the formworks are pressed and deformed due to the fact that the steel reinforcement cage is lowered between the installed formworks can be effectively avoided, the formworks are effectively protected, and therefore, the formworks are prevented from being replaced during construction.

The invention discloses a self-powered heat dissipation shell of an air conditioner outdoor unit. The self-powered heat dissipation shell comprises a mounting plate, a photovoltaic solar energy collecting device, a water storage device and an atomizing heat dissipation device, wherein the photovoltaic solar energy collecting device is arranged on the mounting plate, and the photovoltaic solar energy collection device is arranged at the top of the mounting plate and is used for providing energy for an atomizing device; the water storage device comprises a water collecting tank, wherein the water collecting tank is connected with a condensate water drain pipe of an air conditioner inner machine through a connecting pipeline; and the atomizing heat dissipation device comprises ultrasonic atomizers and a negative pressure fan, wherein inlets of the ultrasonic atomizers are connected with the water collecting tank through pipelines, outlets of the ultrasonic atomizers are opposite to cooling fins of the air conditioner outdoor unit, and the negative pressure fan is used for sucking air and forming a low-pressure environment near the cooling fans of the air conditioner outdoor unit, so that the atomized condensed water can be rapidly and uniformly attached to the cooling fins for heat exchange. The self-powered heat dissipation shell provides a stable installation position for the air conditioner outdoor unit, and also can fully utilize condensate water discharged by an air conditioner indoor unit; and the noise pollution caused by excessive dropping of condensed water to the downstairs neighbor is reduced, energy is saved, and the environment is protected.

A decorative cover installation structure for range hoods, including a decorative cover arranged on the top of the fan cover and a fixed hanger for fixing on the wall, the left and right sides of the fixed hanger are respectively provided with horizontal hanging arms extending forward, The horizontal hanging arms are arranged on the left and right sides of the interior of the decorative cover. The first connecting rod, the second connecting rod, the horizontal support rod and the horizontal hanging arm constitute a four-bar linkage mechanism. The left and right sides of the decorative cover are respectively hung on the corresponding horizontal support On the rod, an elastic member that can keep the first connecting rod to rotate upwards and drive the horizontal support rod upwards against the decorative cover is installed between the horizontal hanging arm and the first connecting rod. The advantage of the present invention is that: the hook of the decorative cover is composed of a four-bar linkage mechanism, and the elastic force provided by the elastic member can drive the horizontal support bar to withstand the decorative cover upwards, thereby ensuring the stability of the installation position of the decorative cover and having no gap with the kitchen ceiling. In addition, the installation structure does not need other auxiliary fixing structures, and the installation process does not need to dismantle other components, so the installation is very convenient.

The invention discloses an injection mold for a mineral water bottle blank. The injection mold is characterized by comprising a fixed template, a runner plate, a cavity plate, a push plate, a movable template, a movable mold bottom plate, a mold foot and a mold foot plate which are sequentially arranged from top to bottom; the fixed mold bottom plate is provided with a sprue sleeve; the runner plate is internally provided with flow distribution devices; the flow distribution devices are provided with spray nozzles and communicated with the sprue sleeve; the two ends of the runner plate are provided with heating devices; the heating devices are connected with the flow distribution devices; the cavity plate is internally provided with core rods; the outer sides of the core rods are provided with mold sleeves; and the mold sleeves are provided with sealing rings and communicated with the spray nozzles. The injection mold for the mineral water bottle blank is simple in structure, reliable in action, convenient and reliable to mount and high in machining efficiency.

The invention relates to an air filter device for a motor vehicle, comprising a housing (12) with a receiving space (14) for a filter element (10). The filter element (10) has a frame (16) which at least partially surrounds a filter material (18) of the filter element (10). The frame (16) comprises a first side wall (20) and a second side wall (22) opposite the first side wall, and a first transverse wall and an opposite second transverse wall (32, 34) connecting the side walls. A first projection (26, 30, 76, 78) projects from the respective side wall (20, 22) near one of the two transverse walls (32, 34). The housing (12) comprises two opposite housing side walls (44, 46), each of which has at least one chute (50, 52, 80, 82, 84, 86), in which a first projection (26, 30, 76, 78) of each side wall (20, 22) of the filter element (10) can be inserted into a chute end region (54, 56, 72, 74, 98, 100, 106, 108) directed in a first direction (64, 102, 104). A second projection (28, 76, 78) protrudes from the side wall (20, 22) in the vicinity of the other of the two transverse walls (32, 34), and wherein the housing side walls (44, 46) each have a second slotted end region (72, 74, 98, 100, 106, 108) which is directed in the opposite direction to the first direction (64, 102, 104) and into which the second projection (28, 76, 78) can be inserted, such that the filter element (10) is located in the receiving space (14) of the housing (12) in the operating position thereof. The side walls (20, 22) can be elastically deformed in such a way that the mutual distance (40) between two projections (26, 28, 30, 76, 78) arranged on the same side wall (20, 22) can be reduced in order to insert the respective second projection (28, 76, 78) into the associated second chute end region (72, 74, 98, 100, 106, 108) along the inwardly directed chute guide side (68, 70, 92, 96, 90, 94) during installation. The invention also relates to a filter element (10) for such an air filter device.