31results about How to "Small space required for installation" patented technology

The invention relates to a motor vehicle door lock (1), comprising a rotary latch (4) that in a locking position encompasses a locking element (2) and that is pre-tensioned in the direction of an open position releasing the locking element (2), a pawl (7) that, in an engagement position with the rotary latch (4), is engaged in such a manner that the rotary latch (4) is inhibited from moving in the direction of the open position, and a drive element (11), by means of which a coupling section (18) of the pawl is coupled in terms of movement and which moves the pawl (7) between an engagement position and a release position in which the pawl (7) is not engaged with the rotary latch (4), so that the rotary latch (4) can move in the direction of the open position. The invention aims at creating a solution by means of which a reliably working motor vehicle door lock having a compact design is provided both in a simple manner in terms of design and cost-effectively, said motor vehicle door lock being able to make do with a motor operating on a low energy level. This is achieved in that force is applied to the pawl (7) only in the engagement position thereof and the force application holds the pawl (7) in engagement with the rotary latch (4).

The present invention relates to an integrative composite structure of marine internal and external circulation three-phase biological fluidized beds. The integrative composite structure is composed of an external circulation three-phase biological fluidized bed (TBFB), an inner circulation three-phase biological fluidized bed (also called airlift inner circulation suspended filler fluidized bed, ACFB), suspended fillers and an air pump, wherein the external circulation three-phase biological fluidized bed is composed of a main bed and an auxiliary bed connected with the main bed by virtue of an upper communicating pipe and a lower communicating pipe, and a sewage inlet is arranged on the bottom of the main bed; the inner circulation three-phase biological fluidized bed comprises a main bed and an auxiliary bed which are embedded together, the main bed is embedded in the auxiliary bed, a settling bed is arranged above the auxiliary bed or a settling bar is arranged in the auxiliary bed to serve as a water outlet, a solid-liquid separating hopper is arranged below the auxiliary bed, the main beds of the outer circulation three-phase biological fluidized bed and the inner circulation three-phase biological fluidized bed are connected with the air pump to be supplied with power by the air pump, the auxiliary beds are combined into a whole, and the suspended fillers containing biological species are filled in the structure. The integrative composite structure provided by the invention has the advantages of being compact in structure, high in efficiency, low in energy consumption and capable of being industrialized, having nitrification and denitrification functions and the like.

The invention discloses a high-voltage connector for a new energy vehicle. The high-voltage connector comprises a copper bar, a metal shell, a metal cover, an insulating protective shell, an insulating protective cover, a metal terminal, a shielding mechanism and a rear cover, and the metal shell and the metal cover form a first accommodating cavity; a first opening and a second opening are respectively formed in the side wall and the bottom of the metal shell; the insulating protective shell and the insulating protective cover are buckled to form a second accommodating cavity; and the copperbar is arranged in the second accommodating cavity and protrudes out of the insulating protective shell, the copper bar extends outwards from the first opening and is perpendicular to the metal shell,the shielding mechanism and the rear cover are arranged on a high-voltage wiring harness in a sleeving mode and connected with the copper bar through metal terminals, and the shielding mechanism is fixed to the metal shell through the rear cover. A right-angle structure is adopted, so that the installation requirement space of the high-voltage connector and an electric appliance is reduced; the insulating protective shell uses an internal secondary locking structure to replace a high-voltage interlocking loop, thereby ensuring that the insulating protective shell cannot be disassembled from the outside of the high-voltage connector, and reducing the overall cost of the high-voltage connector under the condition of ensuring personnel safety.

The invention relates to the field of robots, in particular to a special-shaped trolley and a robot. The special-shaped trolley comprises special-shaped chassis connected with each other and at leastthree casters arranged on the special-shaped chassis; the outer contours of the orthographic projections of the special-shaped chassis on the horizontal plane can be completely located in a contour range with a preset shape; and the orthographic projections of all the casters are located in a contour range with a preset shape; and the area of the range surrounded by the outer contours of the orthographic projections of the special-shaped chassis is larger than R<2>. According to the trolley and the robot, through the design of the shape and size of the special-shaped chassis, the special-shaped trolley can pass through a right-angle channel with the width greater than or equal to R; meanwhile, the area capable of loading articles of the special-shaped chassis is increased and can be increased to 2.207R<2>; and the problem that the installation space of the mobile trolley is limited by the right-angle channel is solved.

The present invention provides a glove box, which comprises two fixed liners arranged at intervals on the instrument panel, a glove box outer plate located between the two fixed liners and hinged to the fixed liner, the glove box outer plate and the fixed liner The liners jointly enclose the inner cavity of the glove box. It also includes: a lock tongue assembly and a lock tongue base; the lock tongue base is arranged on the fixed liner, the lock tongue base has a cavity with a notch and a lock tongue assembly arranged inside the cavity, the lock tongue assembly It includes a lock tongue and an elastic piece. One end of the elastic piece is connected to the lock tongue base, and the other end of the elastic piece is connected to the lock tongue, so that the lock tongue can be inserted or extended from the notch of the lock tongue base under the elastic force of the elastic piece. A lock hole is provided on the side of the outer panel of the glove box opposite to the fixed liner, and when the lock tongue protrudes from the lock tongue base, the lock tongue is accommodated in the lock hole. The lock tongue assembly and the lock tongue base of the glove box provided by the invention can reduce the space required for installation and increase the volume of the glove box.

The invention discloses a process for producing resorcinol by continuously hydrolyzing m-phenylenediamine. The devices adopted by the process include a pipe mixer, a heat exchanger and a tower reactor, wherein baffle plates are distributed in the tower reactor from top down and the external wall of the tower reactor is provided with a heating pipe coil. The process comprises the following steps: 1, continuously preparing a hydrolysis raw material by using the pipe mixer to form homogeneous aqueous solution of m-phenylenediamine sulfate; 2, preheating the aqueous solution of m-phenylenediaminesulfate to 225 to 245 DEG C by the heat exchanger, continuously filling the aqueous solution of m-phenylenediamine sulfate to the tower reactor from the top part of the tower reactor, keeping the reaction and retention time of the reaction material in the tower reactor between 120 and 240 minutes, and performing continuous hydrolysis reaction; and 3, performing post-processing step of the hydrolysis reaction solution obtained by the hydrolysis reaction to obtain the resorcinol. The process has the characteristics of high equipment efficiency, short production period, high product yield, stable product quality and simple and convenient process control.

The invention provides a water turbine of a direct-connected reel sprinkler irrigation machine, which comprises a water inlet pipe, a turbine cover, an impeller, a turbine housing, a drive shaft and an outlet pipe; Cover; one end of the drive shaft is connected to the impeller, and the other end is connected to the gearbox through the turbine cover; the water inlet pipe includes a conical section and a straight section in turn, and the conical section is in the shape of an arc contraction; the water inlet pipe The central line of the water inlet of the water outlet is parallel to the horizontal direction; the water outlet pipe is straight tapered, and the angle β between the water outlet center line of the water outlet pipe and the horizontal direction is 45-50°; the blades of the impeller are cylindrical, and the blades Divided into arc segment and vertical segment. The invention adjusts the installation position of the water inlet pipe and the water outlet pipe, improves the axial flow path of the existing structure into a tangential flow path, reduces the space required for the installation of the water turbine, makes the structure more compact, and can be directly connected with the gearbox. Simplify the transmission mode, reduce the transmission loss, and achieve the goal of improving efficiency.

The invention discloses a forging and pressing integrated horizontal type male elbow with a seat and relates to the technical field of pipe fittings. The male elbow comprises a pipe fitting body, wherein one side of the outer wall of the pipe fitting body extends outwards to be provided with a branch pipe in a communicating mode, and the outer wall of one end of the branch pipe is provided with anexternal thread. According to the forging and pressing integrated horizontal type male elbow with the seat, a pipe fitting blank is formed through hot forging and pressing and then machined through anumerical control machine tool, various specifications are achieved, a fixing base is arranged on the side face of a non-machined body of the pipe fitting, and compared with a copper vertical type split male elbow with the seat, the body sealing performance is good, the inspection cost is reduced, and the strength of the pipe fitting is improved; the seat is arranged on the side face, so that thespace required for installation is reduced, and meanwhile, the problems that due to the fact that the external thread of the pipe fitting is too long, forging and pressing are not prone to forming, and the blank is prone to having defects are solved; and according to the forging and pressing integrated horizontal male elbow with the seat, through an injection air bag, an injection plate and injection pipes, the positions of the pipe fitting body and the pipeline can be sealed and waterproof, and the pipeline at the contact position is prevented from being rusted.

The invention discloses a steel bar clamping mechanism on a steel bar truss forming machine. The steel bar clamping mechanism comprises a mounting base (1), wherein one lateral surface of the mounting base (1) is provided with a first driving arm (2), a first driven arm (3), a chuck fixed base (4), a second driven arm (5) and a second driving arm (6) sequentially from left to right; a first chuck(7) is formed between the upper end of the first driving arm (2) and the upper end of the first driven arm (3); a second chuck (8) is formed between the upper end of the first driven arm (3) and the upper end of the chuck fixed base (4); a third chuck (9) is formed between the upper end of the chuck fixed base (4) and the upper end of the second driven arm (5); a fourth chuck (10) is formed between the upper end of the second driven arm (5) and the upper end of the second driving arm (6); and the four chucks can clamp steel bars simultaneously under the driving of a driving device, namely the steel bar clamping mechanism can clamp the four steel bars simultaneously. The steel bar clamping mechanism belongs to the technical field of clamping mechanisms.

The invention provides a mechanical anti-loosening structure of a turnout fastener, which includes an anti-rotation support and an anti-loosening piece. The rail waist and turnout component parts are fastened together, and the anti-rotation support is provided with slots symmetrically on the side facing away from the rail waist; the anti-loosening piece includes an engaging part that fits the outer surface of the nut and has an opening at the bottom , and an inserting part that matches with the slot, the inserting part is fixed on the engaging part; when it is in a fastened state, the engaging part is set over the nut from top to bottom and is in contact with the nut At the same time, the inserting part is inserted into the slot, and the bottom of the engaging part is fixed by a cotter pin. The anti-loosening effect of the present invention is strong, and the anti-rotation support does not need to be against the upper and lower slopes of the rail waist space, and the space required for the installation of the anti-loosening piece is small, so that the anti-loosening structure can be universally adapted to different rail types and bolt hole center heights, and is universal Strong.

The invention discloses a high-pressure waterway control system, which comprises a high-pressure water pump and an operation element control valve, wherein the high-pressure water pump is connected with the operation element control valve through a pipeline; the pipeline is provided with a discharging valve; the water outlet of the discharging valve is communicated with a water tank; the discharging valve is connected in parallel with an easy-start valve; and the water outlet of the easy-start valve is communicated with the water tank. Due to the adoption of the high-pressure waterway control system, the functions of no-loading start, automatic charging and safe overflow safely are compounded; and the high-pressure waterway control system has the advantages of simple and compact structure, convenience for installing and adjusting, reduction in the cost, improvements on the system reliability and the maintainability, and the like.

The invention discloses a transmission system for a kiln assembly line. The transmission system comprises a motor, a reduction gearbox, a spindle and a back-up roll. A motor output shaft is fixedly provided with a first-stage driving gear, and the reduction gearbox comprises a first-stage driven gear, a second-stage gear shaft, a second-stage driving gear, a second-stage driven gear, a third-stagegear shaft, a third-stage driving gear, a third-stage driven gear, a fourth-stage gear shaft, a fourth-stage driving gear, an idle gear, a fourth-stage driven gear, a reduction gearbox output shaft and an output gear. The gears of all stages are arranged on the corresponding gear shafts, and the driving gears of all the stages are engaged with the driven gears; and the output gear is engaged withthe spindle for transmission, and the spindle drives the back-up roll to rotate. According to the transmission system for the kiln assembly line, gear engaging transmission is adopted, a multistage deceleration structure is formed, the structure is compact, transmission is stable, and noise is small.

The invention relates to a combined electric pump suitable for low inlet pressure and high boosting capacity, which belongs to the engine fuel supply and control system. The combined electric pump is mainly composed of centrifugal pump assembly (a), drive motor (b), gear pump assembly (c) and other parts and components. Through the integrated structural design of centrifugal pump, gear pump and drive motor, low fuel pump intake is realized. Under pressure conditions, it has high cavitation resistance and high supercharging capacity, and provides the fuel function of a certain pressure and flow for the engine. At the same time, a special cooling structure is designed to realize the fuel cooling effect of the drive motor. The combined electric pump of the present invention can be applied to engine fuel supply and regulation systems or other similar medium supply devices with low inlet pressure and high pressurization capacity, to realize the high pressurization and pressure required by the fuel system under the harsh conditions of lower inlet pressure. Wide range of adjustment, and comprehensive functions of fast and precise oil supply.

The invention provides a mortar trolley. The mortar trolley comprises a trolley body, a transmission device, a stirring system and a slurry discharge device. The stirring device comprises a stirring tank and a stirring shaft. The stirring shaft is arranged in the stirring tank, the stirring tank is arranged on the trolley body, and a slurry outlet of the stirring tank is formed in the bottom of the stirring tank end; the slurry discharge device comprises a first driving motor and a slurry outlet pump; the transmission device comprises a second driving motor, a driving wheel, a driving belt and a driven wheel; the driving wheel is driven by an output shaft of the second driving motor to rotate, the driving wheel and the driven wheel are transmitted through the driving belt, the driven wheel is connected to the stirring shaft, and the slurry inlet of the slurry discharge pump is connected to the slurry outlet of the stirring tank. According to the mortar trolley provided by the invention, mortar left in the stirring tank is conveniently cleaned; the transmission deice and the slurry discharge pump are prevented from being damaged by solidified mortar in the stirring tank, so that mortar is normally transported; the mortar conveying speed is increased; on the premise of satisfying the operating requirements of the trolley body, the space required for mounting a wheel set assembly is reduced, and the production cost of the mortar trolley is lowered.

The invention belongs to the technical field of clutches and particularly relates to a three-axis spatial parallel clutch assembly. The three-axis spatial parallel clutch assembly comprises a box body, wherein an input shaft and an output shaft are supported in the box body; a high-speed gear shaft and a reverse gear shaft are supported in parallel relative to the input shaft in the box body; a high-speed input gear and a high-speed clutch are fixed on the high-speed gear shaft; the high-speed gear shaft is sleeved with a high-speed output gear; a reverse input gear and a reverse clutch are fixed on the reverse gear shaft; the reverse gear shaft is sleeved with a reverse output gear; the output shaft is sleeved on the input shaft; a low-speed clutch and a low-speed input gear are fixed onthe input shaft; a low-speed output gear is fixed on the output shaft. The three-axis spatial parallel clutch assembly has the advantages that axes of the input shaft, the high-speed gear shaft and the reverse gear shaft are parallel to each other and are not located on the sample plane, and the three-axis spatial parallel mounting structure is achieved.

The invention relates a technology of the valve especially a kind of short-range slag-off valve. It includes a valve body, a shutter, a valve handle, a valve cap and between the valve handle and the valve cap installs filling material seal and the valve body with the shape of 'butterfly valve body'. The purpose of it is that in orders to design a kind of short-range and installment space with few requirements slag-off valve. Comparing with the modern technology it has the merits as follows: the total of valve with high wearing life and the line piping with light weight and saving material and well seal performance and so on.