103 results about "HOLDING CHAMBER" patented technology

The utility model relates to the field of batteries, and discloses a battery box, a battery pack and a vehicle. The battery box comprises a frame. A containing chamber used for containing a battery is defined by the frame, a cavity is formed in the frame, a screen structure is arranged on the surface of the side, close to the containing chamber, of the frame, screen holes of the screen structure communicate with the containing chamber and the cavity, an exhaust port is formed in the surface of the side, away from the containing chamber, of the frame and communicates with the cavity, and the exhaust port faces the cavity along the direction of the exhaust port. The projection of the exhaust port on the plane where the screen structure is located at least partially coincides with the screen structure. The screen structure is arranged on the surface, close to the containing chamber, of the frame, gas in the eruption matter can be allowed to be exhausted through the screen structure, the cavity of the frame and the exhaust port, the filtering and blocking effect on solid matter in the eruption matter can be achieved, the probability that the solid matter in the combustion state is exhausted is reduced, and the risk that the solid matter ignites combustible matter in the environment is reduced.

An intelligent simulation apparatus for monitoring fluid-rock dissolution of carbonate rocks using a temperature controller is provided, including a reactor internally provided with a thermal insulation layer and a working chamber. A front side surface of the reactor is provided with a temperature controller. The working chamber is internally provided with an L-shaped liquid-gas accommodating chamber, a first reaction chamber, a heating chamber and a second reaction chamber. The L-shaped liquid-gas accommodating chamber is internally provided with a temperature sensor and a pressure sensor, which are electrically connected to the temperature controller. The heating chamber is internally provided with a heating wire. Two sides of each of the first reaction chamber and the second reaction chamber are slidably provided with a core holder for holding carbonate rock samples.

This utility model discloses an auxiliary equipment for the transportation and installation of building pipelines, relating to the field of pipeline construction technology. It solves the problems of inconvenient transportation and installation of building pipelines in existing technologies. It includes at least two towing trolleys, each trolley comprising self-locking casters, two movable wheels, a pipeline placement groove, and fastening structures opposite each other on both sides of the groove. The fastening structures include support rods, screws, a top plate, and an arc-shaped clamping plate. The support rods are mounted on the trolley frames and have screw holes. The arc-shaped clamping plate has a receiving chamber with a through hole, the size of which is smaller than the size of the top plate. The fixed end of the screw spirally passes through the screw hole and slides through the through hole, and is fixedly connected to the top plate. This auxiliary equipment for the transportation and installation of building pipelines is used for the transportation and auxiliary installation of building pipelines, enabling convenient and safe transportation of pipelines with low labor intensity, while providing support and assistance for pipeline installation, thus improving pipeline installation efficiency.

The invention discloses a connector shell assembly and a coaxial connector. The connector housing assembly comprises a rear cover and a housing. The rear cover comprises a peripheral wall and a rear end wall which define a containing chamber. The shell comprises an outer barrel; the flange part is formed on the outer side of the rear end part of the outer cylinder body; and the inner cylinder part is positioned in the outer cylinder body and is connected with the inner side of the outer cylinder body. The shell is an integrated metal piece, the flange part of the shell is fixed on the outer side of the rear end wall of the rear cover, and the inner cylinder part of the shell is used as an outer terminal of the coaxial connector. According to the coaxial connector, the shell and the rear cover of the coaxial connector are molded separately, so that the molding difficulty of the shell can be reduced. Moreover, the inner cylinder part of the shell is used as an outer terminal of the coaxial connector, so that an independent outer terminal does not need to be arranged, the number of parts of the coaxial connector is reduced, and the cost is reduced.

A print engine of an additive manufacturing system includes a printing station having a printing bed, a powder dispenser, and first and second powder holding chambers. The first powder nozzle and the second powder nozzle are connected to the first powder holding chamber and the second powder holding chamber, respectively. At least one vibrating element is attached to the printing bed, the powder spreader, the first powder holding chamber and the second powder holding chamber, and at least one of the first powder nozzle and the second powder nozzle. In one embodiment, a laser capable of directing a two-dimensional laser image against a printing bed is provided. In another embodiment, the sizes of the powders held in the respective first and second powder holding chambers are different.

This invention relates to the field of drilling and completion fluid semi-permeable membrane testing technology, specifically a drilling and completion fluid semi-permeable membrane testing device. The device includes a base plate, a vertical plate fixedly connected to the top surface of the base plate, an upstream chamber fixedly connected to the front surface of the vertical plate via a connecting plate, a downstream chamber and an injection cylinder fixedly connected to the top surface of the base plate, and a core holding chamber integrally connected to the top surface of the downstream chamber. The inner bottom surface of the core holding chamber has a through hole. This drilling and completion fluid semi-permeable membrane testing device provides active fixation and circumferential sealing of the core, preventing fluid migration or core displacement under high pressure. It also simulates the high-temperature and high-pressure environment downhole, improving the accuracy of drilling and completion fluid semi-permeable membrane testing.

The invention relates to a rotor for an electric motor designed as an inner rotor, in particular for an electric motor of a hydraulic pump, having a rotor shaft which extends coaxially with respect to a rotational axis and a rotor core through which the rotor shaft extends coaxially, and having a laminated core and a plurality of permanent magnets, the permanent magnets are distributed on and / or in the laminated core in the circumferential direction and have a plastic core housing which is coaxially penetrated by the rotor shaft and extends, the core housing is connected to the rotor shaft in a rotationally fixed manner and contains a receiving chamber in which the rotor core is arranged. The lamination stack is formed by a plurality of axially stacked laminations and has two end faces axially facing away from each other. The production of the rotor is thus simplified in that the lamination stack has a plurality of positioning openings distributed in the circumferential direction, which are open on the first end face side and extend axially through the at least two laminations and are configured for magnetizing the permanent magnets by means of a magnetizing tool. The invention also relates to an electric motor having a stator and the rotor, to a hydraulic pump having a pump device and the electric motor, and to a method for producing the rotor.

This method for manufacturing an electronic component unit (1) is provided with: a first step for manufacturing a base member (2); and a second step for assembling, to the base member (2), either a connector-type housing (3A) integrally and additionally molded on the base member (2) or a housing-type housing (3B) assembled so as to engage with the base member (2). When the connector-type housing (3A) is selected, the connector-type housing (3A) is additionally integrally formed on the base member (2) so as to fill the engagement portion (23) of the base member (2) and form the fitting opening (91), and when the housing-type housing (3B) is selected, after the pair of electric wires (6) and the pair of terminals (30) are connected, the connector-type housing (3A) is integrally formed on the base member (2). Then, the housing-type housing (3B) is assembled to the base member (2) in such a manner that the housing-type housing (3B) is engaged with the engagement section (23) of the base member (2) and the pair of electric wires (6) are inserted through the inside and outside of each of the pair of accommodating chambers (78).

A medication delivery system including a holding chamber having an input and an output end, a backpiece coupled to the input end of the holding chamber and having an electrical circuit and an opening. An MDI incudes an insert portion moveable between an engaged position wherein the insert portion is received in the opening and a disengaged position wherein the insert portion is removed from the opening, and at least one contact that completes the electrical circuit when the insert portion is in the engaged position. 1 21745034_1 (GHMatters) P115032.AU.1 20 25 20 34 11 12 M ay 2 02 5 2 0 2 5 2 0 3 4 1 1 1 2 2 0 2 5 M a y

An unstringing structure for archery devices is installed in a control housing in conjunction with a safety module and a trigger module of an archery device. The unstringing structure includes a control member that partially extends through an opening in the control housing and retracts into an internal containing chamber of the control housing. It incorporates a push rod member with a clamping portion and a pushing portion, along with two elastic members strategically positioned between components. The unstringing structure safely releases bowstring tension through a controlled mechanism. When the control member is pressed relative to the control housing, it simultaneously disengages both the safety module and the trigger module relative to the bowstring, allowing for controlled, gradual movement of the bowstring to its unstrung position. The unstringing structure prioritizes user safety while maintaining equipment longevity.

The utility model relates to the technical field of pipeline protection, and particularly discloses a concealed self-detection test box for cathode protection, which comprises a body, the body is provided with an accommodating chamber with a top opening, the inner wall of the accommodating chamber is provided with a test terminal, the test terminal is connected with a pipeline through a test cable, and a test pipeline extending out of the body is arranged in the accommodating chamber; the cover plate covers the top of the body through a connecting piece, and the upper surface of the cover plate is flush with the road surface; and the self-detection module located in the accommodating chamber is installed at the bottom of the accommodating chamber, the self-detection module is electrically connected with the cathode protection unit through a cable, and the self-detection module is electrically connected with the test terminal.

A cell (1) for heating and catalyzing resin of stone material comprising at least one containment chamber arranged to hold a slab of stone material (21). In particular, the containment chamber comprises a lower sheet (18), an upper sheet (3), and at least one door (2,7) arranged for the insertion of the slab (21). The cell (1) further comprises at least one heat source arranged to emit heat in said or each containment chamber and at least one ventilation system arranged to allow the circulation and aspiration of air in said or each containment chamber. In particular, said or each containment chamber has a height of less than 80 centimeters.

A ballpoint pen (10) includes a ballpoint pen tip (30), the ballpoint pen tip (30) includes a pipe (40) including a deformed portion (42) and a ball holding chamber (46) formed in front of the deformed portion (42), a ball (32) disposed in the ball holding chamber (46), a center core (50) at least a part of which is disposed in the pipe (40), a gap (34) formed between the ball (32) and a front end (57) of the center core (50), and an ink channel (60) formed between the center core (50) and the pipe (40), in which the ballpoint pen tip (30) includes a first region (A1) and a second region (A2) positioned to the rear of the first region (A1), and a cross-sectional area of the ink channel (60) in the first region (A1) is larger than a cross-sectional area of the ink channel (60) in the second region (A2).

A gas generator includes an igniter, a partition member that axially partitions a space in the inside of a housing into a gas generating agent accommodation chamber and a filter chamber, and a gas generating agent and a coil spring accommodated in the gas generating agent accommodation chamber. The coil spring is interposed between the partition member and the gas generating agent and fixes the gas generating agent while it keeps the gas generating agent away from the partition member. V1 represents a volume of the gas generating agent accommodation chamber and V2 represents a volume of a non-filled space which is a space where the gas generating agent is not arranged in the inside of the gas generating agent accommodation chamber as a result of arrangement of the coil spring, where V1 and V2 satisfy a condition of 0.05≤V2 / V1≤0.32.

The utility model relates to drainage technical field, concretely relates to a dam body drainage structure, including dam body ontology, the dam body ontology inside is equipped with the accommodation room, the accommodation room one end is linked with outside, be equipped with pumping mechanism in the accommodation room, pumping mechanism one end is connected with the pump water pipe, the other end is connected with the water delivery pipe, the outer wall of water delivery pipe with the inner wall of accommodation room is equipped with the buffer structure, through setting up the accommodation room of communication with outside in the dam body ontology inside, and arranging pumping mechanism in the accommodation room, water delivery pipe is arranged in the accommodation room, and the buffer structure is arranged between the outer wall of water delivery pipe and the inner wall of accommodation room, makes water delivery pipe effectively limit and damping support in the drainage process, reduces the influence that the vibration of water flow generates when passing to the pipeline, avoids the pipeline to shake and rub with surrounding material in the filling layer, thereby reduces the pipeline fracture risk.

This invention provides a gradient environmental stress buffer device and method for the domestication of endangered fish, relating to the field of endangered fish domestication technology. It includes multiple holding chambers connected to adjacent chambers via a transfer mechanism. Each holding chamber is equipped with a water flow regulation mechanism, an environmental control mechanism I, and a visual acquisition mechanism. Two storage tanks are connected to a proportioning mixing mechanism, which is connected to the multiple water flow regulation mechanisms. Through the gradient setting and dynamic adjustment mechanism of multiple holding chambers, this invention achieves linear and gradual gradient changes in dissolved oxygen, pH, ammonia nitrogen content, water flow velocity, and photoperiod, meeting the gradual adaptation needs of endangered fish to environmental changes. This significantly reduces the mortality rate of endangered fish during domestication, achieving efficient and safe domestication of endangered fish.

The invention relates to the technical field of vacuum casting, in particular to a vacuum casting fixed-point pouring method. On the basis that smelting of a smelting furnace in the smelting chamber is completed, the shell is moved to a heat preservation chamber to be positioned, so that a pouring cup of the shell penetrates into a pouring hole in the top of the heat preservation chamber; the push rod is controlled to push the smelting furnace to rotate around a first axis by a first angle in a first rotating direction, so that the smelting furnace rotates from a vertical state to a first inclined state; the lifting rod is controlled to descend the first axis by a preset distance, so that the smelting furnace rotates around the first axis by a second angle in the first rotating direction, and the smelting furnace rotates from the first inclined state to a second inclined state; and the push rod is controlled to rotate the smelting furnace around the first axis by a third angle in the first rotating direction, so that the smelting furnace rotates from the second inclined state to a third inclined state. Therefore, the problem that the falling point precision in the pouring and casting process of molten metal in the smelting furnace is difficult to guarantee due to overlarge height difference under the vacuum condition is solved.

The utility model relates to the technical field of improved saline soil penetration test, in particular to an improved saline soil penetration test device which comprises a penetration cylinder and a limiting ring arranged at the bottom of the inner circumferential surface of the penetration cylinder, the penetration cylinder comprises a plurality of cylinder bodies, and a blocking part is arranged between every two adjacent cylinder bodies; the blocking part comprises an annular accommodating chamber and an elastic inner wall, the elastic inner wall is an inner ring wall of the annular accommodating chamber, and the elastic inner wall is flush with the inner peripheral wall of the permeation cylinder; each blocking part is correspondingly provided with a pressurizing part, fluid is contained in a containing cavity in the pressurizing part and the annular containing chamber, and the containing cavity is communicated with the annular containing chamber; a piston is arranged in the containing cavity, the piston is pushed to move forwards, fluid in the containing cavity can enter the annular containing chamber, and at least part of the elastic inner wall protrudes out of the inner circumferential wall of the permeation cylinder. According to the utility model, the side wall leakage in the penetration test process can be effectively prevented.

The utility model relates to the technical field of household appliances, and discloses a carbon dioxide adsorption module for a fresh air conditioner. The carbon dioxide adsorption module comprises a box body, a cover plate and adsorption particles. An accommodating chamber is arranged in the box body, and a first through hole communicated with the accommodating chamber is formed in the box body; the cover plate is detachably connected with the box body and is provided with a second through hole communicated with the accommodating chamber; the multiple adsorption particles are arranged in the containing chamber. According to the carbon dioxide adsorption device, the containing chamber is directly filled with the adsorption particles, under the condition that carbon dioxide needs to be adsorbed, airflow can penetrate through the first through hole, the containing chamber and the second through hole, and the carbon dioxide in the air is adsorbed through the adsorption particles. Under the condition that the adsorption particles need to be replaced, the box body and the cover plate are taken out of the air conditioner, the cover plate is opened, then the adsorption particles in the containing chamber are poured out, and new adsorption particles are replaced again. The replacement is simple, and the cost of replacing the adsorption particles is reduced. The utility model further discloses the fresh air conditioner.

It is aimed to improve the reliability of a retaining function by a retainer. A connector is provided with a housing (10) including a plurality of terminal accommodation chambers (11) arranged in a width direction, terminal fittings (30) to be inserted into the terminal accommodation chambers (11), and a retainer (40) to be assembled with the housing (10) and configured to retain the terminal fittings (30) inserted into the terminal accommodation chambers (11). A projection (33) projecting only from a part in the width direction is formed on an outer surface of the terminal fitting (30). A separation restricting portion (21) is formed in a region of the housing (10) different from the projection (33) in the width direction. The retainer (40) is formed with a locking portion (45) for restricting a displacement in a separation direction from the housing (10) by locking the separation restricting portion (21).

An earwax removal device for use with an in-ear equipment includes a holding chamber and a pair of cleaning chambers. A holder for a body of the in-ear equipment is provided in the holding chamber. A receptacle is provided in each of the cleaning chambers to receive the in-ear part of the in-ear equipment. A control system is configured to control a fluid management system and a mechanical cleaning system. Fluids from respective compartments can be provided to the cleaning chambers and directed away from the cleaning chambers, with the mechanical cleaning system providing a mechanical cleaning action concurrently with at least one of the cleaning chambers being at least partially filled with the fluids. The earwax removal device may be configured to provide heated airflow to dry the cleaned in-ear equipment. The earwax removal device may be configured to provide UV irradiation for disinfection.

The utility model discloses an asphalt waterproof coiled material coating device which comprises a material winding roller wound with a base layer material and an upper coating roller, a guide roller is arranged on one side, close to the material winding roller, of the upper coating roller, the guide roller is tightly pressed on the surface of the upper coating roller, and the base layer material conveyed from the material winding roller is guided by the guide roller to be tightly attached to the surface of the upper coating roller to be conveyed; a lower coating roller tightly attached to the upper coating roller is arranged at the lower end of the upper coating roller, and a coating groove is formed in the lower end of the lower coating roller; the upper coating roller comprises an inner roller which is fixedly arranged and an outer roller which is rotationally arranged relative to the inner roller, the inner roller is internally provided with a hollow material containing cavity, the lower end of the inner roller is provided with a strip-shaped discharging opening which is formed in the axial direction, and a plurality of material leaking holes are distributed in the side wall of the outer roller. According to the utility model, two-side coating of a base material can be simultaneously completed at the lower end of the upper coating roller, the structure is simpler, the coating is prevented from polluting the surrounding environment, and the coating thickness is more uniform.

The invention relates to a device for delivering a dose of a mist of an ophthalmic liquid, the device comprising a housing having: a holding chamber having a discharge opening, the holding chamber being for holding a dose of liquid to be delivered; a pump (200) for pumping a dose of liquid to the holding chamber (92) via a dose supply conduit (235); the pump (200) being connected to a container (30) containing a plurality of doses; an airflow conduit (76; 77) for supplying an airflow to the holding chamber (92) in order to force a dose delivered by the pump (200) to the holding chamber (92) out through the discharge opening (93).

A collection kit (10) has an inflow tube (16) to which a medical bag (12) is connected, and a collection bag (18) connected to a downstream of the inflow tube (16). The collection bag (18) has: a plurality of accommodation chambers (26) that accommodate a collection target (M) of the medical bag (12); one outflow port (36) for transferring the collection target (M) from the plurality of accommodation chambers (26) to a sampling container (14), respectively; and an air discharge portion (38) for discharging air inside the plurality of accommodation chambers (26).

The present invention provides an operating method for a liquid-immersed melting and holding furnace that can reduce wear on the mixer used for degassing molten aluminum and suppress the generation of oxides. [Solution] In a liquid-submerged melting and holding furnace having a melting and holding chamber in which aluminum material is introduced into a liquid of flowing molten aluminum and melted, the rotation speed of the mixer that degasses the molten aluminum is increased or decreased in accordance with the increase or decrease in the amount of aluminum material introduced relative to a set amount Sw.

A connector includes: a rod-shaped terminal; and a housing having a terminal receiving chamber configured to receive the terminal. The terminal has: a rotation limiting portion configured to engage with an inner wall of the terminal receiving chamber to limit rotation of the terminal about its axis; a contact portion configured to electrically connect to a mating terminal; and a hole configured to allow a bolt to be screwed into the hole about its axis. The housing has: a retaining portion that holds the terminal inside the terminal receiving chamber; and an opening configured to expose the hole of the terminal to the outside of the terminal receiving chamber. The connector is configured to have a gap between the inner wall of the terminal receiving chamber and the terminal, the gap increasing from the rotation limiting portion of the terminal towards the opening of the housing.

The invention discloses an aluminum ingot melting and heat preservation integrated furnace for producing high-purity aluminum powder, and relates to the technical field of aluminum powder processing.The aluminum ingot melting and heat preservation integrated furnace comprises a furnace body, a melting furnace cavity and a heat preservation furnace cavity are sequentially arranged in the furnace body in a communicating mode, a preheating cavity is formed above the melting furnace cavity, and a feeding port is formed in the top of the preheating cavity; a top cover is arranged at the position covering the feeding port, a smoke exhaust pipe is arranged on the top cover, the heat preservation furnace cavity is communicated with a launder, and an atomizer connector is arranged at an outlet of the launder. A flow guide inclined face is arranged at the position, communicated with the bottom face of the preheating cavity, of the melting furnace cavity, a material blocking protrusion is arranged on the wall face of the preheating cavity in the direction of the flow guide inclined face in an extending mode, and a material clamping groove is formed between the material blocking protrusion and the flow guide inclined face. A first burner is arranged in the melting furnace cavity, and a second burner is arranged in the heat preservation furnace cavity. The high-purity aluminum ingot melting device can preheat and melt fed high-purity aluminum ingots, heat preservation treatment is carried out while melting is carried out, continuous operation is achieved, and the production efficiency is improved.

Provided is an outdoor unit capable of quickly discharging a leaked refrigerant to the outside. This outdoor unit is provided with: a housing having a base (4) at a bottom part thereof; a fan chamber formed inside the housing and above the base (4), the fan chamber accommodating an outdoor fan; and a machine chamber formed inside the housing and above the base (4), the machine chamber accommodating a compressor that compresses a refrigerant. In the base (4), a drain hole (32) that discharges drain water generated in the fan chamber or the machine chamber to the outside, and a refrigerant discharge hole (34) that discharges a refrigerant leaked in the machine chamber to the outside are formed. The refrigerant discharge hole (34) has an area larger than that of the drain hole (32).