252 results about "Device chamber" patented technology

The utility model discloses a four-way valve assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The four-way valve assembly comprises a valve body and a filtering device, the valve body comprises a main valve pipe and a first pipe joint, a second pipe joint and a third pipe joint which are connected to the main valve pipe, the first pipe joint is used for communicating with an exhaust port of the compressor, the second pipe joint is used for communicating with an air return port of the compressor, and the third pipe joint is used for communicating with the heat exchanger; the filtering device is installed on the third pipe connector and used for filtering the refrigerant flowing through the third pipe connector. The filtering device is directly installed on the third pipe connector, so that the filtering device can filter a refrigerant flowing through the third pipe connector, a middle pipeline between the filtering device and the third pipe connector is omitted, and therefore the machine body structure of the outdoor unit of the heating and ventilation equipment can be simplified to a certain degree, and the overall size of the machine body is reduced; and a certain production and manufacturing cost can be reduced.

The invention relates to the technical field of dust combustion, and provides a dust explosion combustion experiment device in order to solve the problems that an existing dust explosion combustion experiment device is insufficient in parameter control precision, and an experiment multi-focus single variable lacks a dust removing mechanism and a safety protection measure, and the dust explosion combustion experiment device comprises an experiment table which is provided with a power chamber and an equipment chamber; one side of the experiment table is hinged with an access door, two sides of the top of the experiment table are provided with conveying main pipes extending to the equipment chamber, a power supply assembly is arranged in the electric power chamber; the protective shell assembly comprises an outer shell and an inner shell; a plurality of exhaust pipes are arranged at the top of the inner shell; the dust generation assembly comprises a plurality of dust storage tanks and an air compressor; the ignition control assembly comprises a pulse igniter, a flame detection feedback circuit and an ignition head; the environment adjusting assembly comprises a box body, an oxygen tank and a humidifier, wherein the oxygen tank and the humidifier are arranged in the box body. The device has the advantages that the dust concentration is accurately regulated and controlled, the environmental parameters are dynamically coupled and controlled, dust residues are rapidly removed, and the experiment safety is high.

The utility model discloses a four-way valve assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The four-way valve assembly comprises a valve body, a plurality of electric appliance parts and a switching part, the plurality of electric appliance parts are in telecommunication connection with the switching part through a first line, and then the switching part is in telecommunication connection with the control device through a second line, so that telecommunication connection between the plurality of electric appliance parts and the control device is achieved. Compared with an original mode that a plurality of electric appliance parts are in one-to-one telecommunication connection with the control device through a plurality of circuits, the complexity of the circuits can be reduced, so that the internal space of a machine body of the outdoor unit of the heating and ventilation equipment is saved, and the size and the production cost of the machine body are reduced.

The invention relates to the technical field of oil field fracturing operation, in particular to dry powder continuous mixing equipment which comprises a dry powder storage device and a dry powder mixing device. The fracturing fluid mixing device comprises an equipment chamber, the equipment chamber comprises a lifting and distributing system, the lifting and distributing system comprises a first liquid inlet pipeline, a liquid inlet pump and a first liquid feeding pipeline which are communicated in sequence, and the liquid inlet pump pumps liquid in the first liquid inlet pipeline to a dry powder mixing system located at a higher position through the first liquid feeding pipeline; the dry powder mixing system comprises a first mixer and a first separator which are detachably arranged in sequence, and negative pressure is formed in the first mixer and used for mixing dry powder and liquid to form a first mixed solution. With the adoption of the technical scheme, the mixer and the separator in the dry powder mixing system are detachably arranged, so that the fracturing fluid mixing effect can be ensured, and meanwhile, the maintenance and the transportation of equipment are more convenient.

The utility model relates to the technical field of heating and ventilation equipment, and discloses a refrigerant heat dissipation assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, the refrigerant heat dissipation assembly comprises a radiator, a pressing plate and a refrigerant heat dissipation pipe, the radiator is provided with a positioning part, the pressing plate is connected with the radiator and provided with a positioning matching part, and the positioning matching part is matched with the positioning matching part. The positioning matching part and the positioning part are connected in a positioning mode and are in guide fit in the connecting process, and the refrigerant radiating pipe is located between the radiator and the pressing plate and pressed on the outer surface of the radiator by the pressing plate. According to the refrigerant heat dissipation assembly, the refrigerant heat dissipation pipe is tightly pressed on the heat dissipation device through the pressing plate, the positioning part is arranged on the heat dissipation device, the positioning matching part matched with the positioning part is arranged on the pressing plate, accurate pre-positioning is conducted on connection of the pressing plate and the heat dissipation device through the positioning part and the positioning matching part, assembling is convenient, and the working efficiency is improved. And meanwhile, shaking of the radiator, the pressing plate and the refrigerant radiating pipe is reduced, so that the whole radiating assembly is kept stable, the radiating efficiency is improved, and the working stability of the electric control component is ensured.

The utility model discloses a four-way valve assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The four-way valve assembly comprises a four-way valve body and a first pressure detection piece, the four-way valve body comprises a main valve pipe and a first pipe connector, a second pipe connector, a third pipe connector and a fourth pipe connector which are connected to the main valve pipe, the first pipe connector is used for being connected with an exhaust port of the compressor, and the second pipe connector is used for being connected with an air return port of the compressor; the first pressure detection piece is directly installed on the first pipe joint and communicated with the first pipe joint, and the first pressure detection piece is used for detecting pressure information in the first pipe joint. The first pressure detection piece is directly installed on the first pipe connector, a middle pipeline for connecting the first pressure detection piece and the four-way valve body is omitted, and therefore the machine body structure of the outdoor unit of the heating and ventilation equipment can be simplified to a certain degree, the overall size of the machine body can be reduced, and certain production and manufacturing cost can also be reduced.

The utility model provides an outdoor unit and heating and ventilation equipment. The outdoor unit comprises a machine shell, an air inlet and an air outlet, wherein a containing cavity is formed in the machine shell; the partition piece is arranged in the containing cavity so as to divide the containing cavity into a fan cavity and a compressor cavity; the circuit board is arranged in the compressor cavity and connected with the partition piece, and the machine shell is further provided with a first ventilation opening communicated with the compressor cavity; and the first filter screen covers the first ventilation opening. According to the outdoor unit, the circuit board is directly arranged in the compressor cavity and fixedly connected to the partition piece, and therefore a circuit box for conducting heat dissipation and insect prevention on the circuit board does not need to be additionally arranged. The machine shell is further provided with a first ventilation opening communicating with the compressor cavity, and the first filter screen covers the first ventilation opening. Therefore, heat dissipation and insect prevention of the circuit board can be ensured, the cost of the whole machine is reduced, and the assembly process of the whole machine is simplified.

The invention discloses a nuclear plant equipment room integral equipment module which comprises a framework, various equipment required by an equipment room and various pipelines required by the equipment room, and the various equipment and the various pipelines are prefabricated and installed on the framework to form an integral equipment module serving as a movable installation whole. And the integral equipment module is connected with the inner surface of the equipment room through a framework on the construction site of the equipment room. According to the overall equipment module, an original on-site installation structure is replaced with a modular installation structure, the indoor space and equipment layout are reasonably planned, meanwhile, the number of embedded parts and holes of an equipment room is greatly reduced, the influence of construction of the embedded parts and the holes on the wall faces of the equipment room is effectively reduced, and high-quality, high-efficiency and low-cost design and construction of the equipment room are guaranteed. The invention further provides a modularized installation method for the whole equipment of the equipment room of the nuclear plant.

The utility model discloses a four-way valve assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The four-way valve assembly comprises a four-way valve body and a first pressure detection device, the four-way valve body comprises a main valve pipe and a first pipe joint connected to the main valve pipe, and a one-way valve is arranged at the end, away from the main valve pipe, of the first pipe joint; the first pressure detection device is directly installed on the first pipe joint and communicated with the first pipe joint, and the first pressure detection device is used for detecting pressure information in the first pipe joint. The first pressure detection device is directly installed on the first pipe connector, a middle pipeline connecting the first pressure detection device and the first pipe connector is omitted, meanwhile, the one-way valve is integrated on the first pipe connector, a middle pipeline connecting the one-way valve and the first pipe connector is omitted, and therefore the machine body structure can be simplified to a certain degree, and the cost is reduced. The overall size of the machine body is reduced, and certain production and manufacturing cost can be reduced.

The utility model relates to the technical field of power battery testing, in particular to a battery integration testing system. Comprising an upper computer and a battery integration test cabinet. The battery integration test cabinet comprises a cabinet body, a temperature adjusting device, an expansive force acquisition device, an overload test device and a middle computer. An equipment chamber and a plurality of test chambers are formed in the cabinet body, and the temperature adjusting equipment, the expansive force collecting equipment and the overload test equipment are all installed in the equipment chamber; the upper computer is in communication connection with the middle computer, and the middle computer is in communication connection with the temperature adjusting device, the expansive force collecting device and the overload testing device. According to the utility model, the battery testing efficiency is improved.

The invention discloses a hydrogen-related closed cabin for a fuel cell, and relates to the technical field of hydrogen-related closed cabins, the hydrogen-related closed cabin comprises a cabin body, the cabin body comprises a closed chamber and an equipment chamber, and the closed chamber is internally provided with a fresh air inlet system, a temperature and humidity adjusting system, a hydrogen concentration monitoring system and a data acquisition monitoring system; the side wall of the cabin body is provided with a through edge groove communicated with the equipment chamber, the inner wall of the through edge groove is fixedly connected with a frame, the frame is provided with a plurality of evenly distributed blocking channels, the two sides of the frame are provided with an external box and an internal box in an attached mode respectively, and the external box and the internal box move synchronously and are matched with the blocking channels in a switching mode. According to the hydrogen-related closed cabin for the fuel cell, by arranging the structures such as the blocking channel, the external box and the internal box, impurity cleaning and ventilation and heat dissipation are not influenced mutually, meanwhile, blocking blowing and sucking are carried out synchronously, the filter screen can shake, and the use efficiency of the hydrogen-related closed cabin is improved.

The utility model discloses a four-way valve assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The four-way valve assembly comprises a valve body and a first temperature detection device, the valve body comprises a main valve pipe and a first pipe joint and a second pipe joint which are connected to the main valve pipe, one of the first pipe joint and the second pipe joint is used for communicating with an exhaust port of the compressor, and the other one of the first pipe joint and the second pipe joint is used for communicating with an air return port of the compressor; the first temperature detection device is installed on the first pipe joint and used for detecting the temperature of the first pipe joint. The first temperature detection device is directly installed on the first pipe connector, a middle pipeline between the first temperature detection device and the first pipe connector is omitted, and therefore the machine body structure of the outdoor unit of the heating and ventilation equipment can be simplified to a certain degree, the overall size of the machine body can be reduced, and certain production and manufacturing cost can also be reduced. In addition, the first temperature detection device can directly detect the temperature of the first pipe joint, the detection is more visual, and the accuracy is higher.

The utility model discloses a four-way valve, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The four-way valve comprises a valve body, a first pipe connector and a second pipe connector, the first pipe connector comprises a main pipe section and a one-way valve pipe section which are communicated, the main pipe section is located between the valve body and the one-way valve pipe section and connected and communicated with the valve body, and an air inlet is formed in the end, away from the main pipe section, of the one-way valve pipe section and used for being connected with an exhaust port of the compressor. A valve element is arranged in the one-way valve pipe section and used for opening and closing communication between the air inlet and the main pipe section. One end of the second pipe joint is connected and communicated with the valve body, and the other end is connected with an air return port of the compressor. The one-way valve is directly integrated on the first pipe joint, and a middle structure for connecting the one-way valve and the four-way valve body is omitted, so that the structure of a machine body can be simplified to a certain extent, the overall size of the machine body is reduced, and certain production and manufacturing cost can be reduced.

The utility model discloses a heating and ventilation equipment outdoor unit and heating and ventilation equipment, and relates to the technical field of heating and ventilation equipment. The heating and ventilation equipment outdoor unit comprises a shell, a heat exchanger assembly, an air guide ring, a support and a fan assembly, an air outlet is formed in the top of the shell; the air guide ring is located between the heat exchanger assembly and the air outlet and provided with an air inlet side facing the heat exchanger assembly and an air outlet side facing the air outlet. The bracket is mounted between the air outlet and the air outlet side; the fan assembly is located in the air guide ring and installed on the support. The support is arranged between the air outlet and the air outlet side, and the air outlet is directly communicated with the outside, so that disturbance of the support to airflow at the air outlet is small, air outlet is not affected, meanwhile, the possibility that the support disturbs airflow at the air inlet side of the air guide ring can be reduced or even eliminated, and the service life of the air guide ring is prolonged. Therefore, the stability and the flowing speed of airflow on the air inlet side of the air guide ring are improved.

The present invention relates to a method for simplifying the overall critical safety analysis of a pipeline equipment room, belonging to the technical field of nuclear critical safety analysis, and includes the following steps: screening all pipelines in the equipment room to be analyzed according to the medium in the pipeline, screening out the pipelines containing fissile material solution as effective pipelines, and calculating the total volume of the liquid material in the effective pipelines; establishing a simplified tube bundle model, with all pipelines arranged closely according to the minimum layout spacing; keeping the total volume of the liquid material in the tube bundle model unchanged, changing the number and height of the tube bundle models to obtain the tube bundle size with the maximum reactivity of the simplified tube bundle model; placing the simplified tube bundle model with the maximum reactivity closely beside the equipment with the maximum reactivity in the equipment room and arranging them closely in the way with the maximum interaction. The method provided by the present invention is much simpler than the process of establishing pipelines one by one in detail, improves the calculation and analysis efficiency, and avoids the problem that the calculation result exceeds the critical safety acceptance criterion due to the simple aggregation of the pipeline liquid material being overly conservative.

The utility model relates to the technical field of heating and ventilation equipment, and discloses an electric control assembly, a heating and ventilation equipment outdoor unit and heating and ventilation equipment, the electric control assembly comprises a circuit board, a power device and a radiator, the circuit board is provided with a first surface and a second surface which are oppositely arranged, the first surface is used for arranging a non-power device, and the power device is arranged on the second surface; the radiator is arranged on the second face, the power device is arranged between the circuit board and the radiator, and the heat dissipation piece is used for dissipating heat of the power device. According to the electric control assembly, the power device and the radiator are arranged on the second surface of the circuit board, when the circuit board is disassembled, operation can be carried out from one side of the first surface opposite to the second surface, and no obstruction of the radiator exists, so that the circuit board is convenient to disassemble, and the disassembly efficiency is improved.

The application relates to the field of methanol generator technology, and discloses a protection device for a methanol generator with smoke removal and heat dissipation, which comprises a box container containing a methanol generator set, a methanol fuel chamber, an exhaust chamber, a cabin chamber and a charging device chamber are arranged in the box container, the methanol fuel chamber is used for containing a methanol fuel tank, the cabin chamber is used for containing the methanol generator set, a methanol concentration sensor is installed in the methanol fuel chamber, a liquid nitrogen tank is further arranged in the methanol fuel chamber, a spray pipe is connected to the outlet of the liquid nitrogen tank, a spray head is arranged on the spray pipe, an electric valve is installed at the outlet of the liquid nitrogen, and the methanol concentration sensor is electrically connected with the electric valve. The application has the effects of preventing the methanol fuel tank from catching fire due to methanol leakage during use, protecting the equipment safety of the methanol generator set and the use safety of a user.

The invention relates to the technical field of optical mirror surfaces, and discloses aluminum-based silicon carbide optical mirror surface machining equipment and method.The aluminum-based silicon carbide optical mirror surface machining equipment comprises an equipment frame, an equipment bin arranged on the inner side of the equipment frame, a workbench arranged above the equipment bin, an operation table arranged above the workbench and a placement unit; and the polishing assembly is arranged above the placement unit. According to the aluminum-based silicon carbide optical mirror surface machining equipment, a plurality of polishing positions are arranged, and the rotating disc drives the optical mirror surface to rotate in the anticlockwise direction, so that the optical mirror surface is ground by different polishing discs at different stages, switching is convenient, the state is stable during switching, frequent assembly and disassembly are not needed, and the machining efficiency of the optical mirror surface is improved; and meanwhile, the equipment can polish the optical mirror surfaces at different stages at the same time, shutdown is not needed when the optical mirror surfaces are assembled and disassembled, and therefore the machining efficiency is further improved.

The utility model particularly relates to a heating and ventilation equipment outdoor unit and heating and ventilation equipment. The heating and ventilation equipment outdoor unit comprises a box body, a top cover assembly and a sealing piece. A heat exchanger is arranged in the box body, and a first acting face is arranged on the top of the box body. The top cover assembly comprises a top cover body and a wind scooper, the top cover body is provided with a first communicating opening and a containing space, the first communicating opening is matched with the top of the box body in an inserted mode, the wind scooper is installed in the containing space and provided with a wind guiding channel, and the heat exchanger can communicate with the outside through the wind guiding channel. And a second acting surface is arranged at one end of the wind scooper at the first communicating port. The sealing piece is clamped between the first acting face and the second acting face, and the sealing piece has a first compressed state. According to the outdoor unit of the heating and ventilation equipment, the first communication port is arranged to be matched with the top of the box body in an inserted mode, so that the first acting face of the box body and the bottom face of the top cover body are arranged in a staggered mode, and the sealing performance of connection between the top cover assembly and the box body can be effectively improved through the cooperation of the sealing piece.

The present invention relates to a laundry treating apparatus, comprising: a storage chamber for storing laundry; the electronic equipment chamber is positioned on the lower side of the accommodating chamber; the steam unit is arranged on the inner side of the electronic equipment chamber and supplies steam to the inner side of the storage chamber; and a water tank part arranged in the electronic equipment chamber and used for filtering the water supplied from the storage chamber and then supplying the water to the steam unit.

This utility model relates to the field of flywheel shell cleaning technology, and discloses a flywheel shell surface cleaning device, including a vacuuming assembly and a vacuum head connected to the vacuuming assembly. The vacuuming assembly includes a housing, with a vacuum fan connected to the top of the housing. The housing contains a vacuum chamber and an equipment chamber. A rotating head is rotatably connected to the equipment chamber via a drive assembly. A vacuum pipe is connected to the center of the rotating head. A dust collection box is pulled out of the vacuum chamber, and an air hole is opened on the bottom surface of the dust collection box. One end of the vacuum pipe is connected to the air hole. The vacuum head includes a cleaning roller with a cavity inside. A connecting pipe connected to the cavity is connected to the top of the cleaning roller and is connected to the rotating head. The outer wall of the cleaning roller has a plurality of vacuum holes arranged in a circular array, and the bottom surface has a plurality of vacuum holes arranged in a circular array. Bristles are arranged in a circular array on the outer wall of the cleaning roller in areas where there are no vacuum holes. Through the coordinated operation of the vacuuming assembly and the vacuum head, dust in the hard-to-reach corners of the flywheel shell is effectively cleaned, improving cleaning efficiency and quality.

The utility model relates to the technical field of RFID equipment, and discloses RFID checking equipment capable of being quickly disassembled and assembled, which comprises an RFID scanner, an equipment chamber is arranged in the RFID scanner, a cover plate is connected onto the equipment chamber, a storage battery and an RFID reader-writer are respectively arranged in the equipment chamber, first slots are symmetrically arranged at one end in the equipment chamber, and second slots are symmetrically arranged at the other end in the equipment chamber. The RFID scanner is internally provided with U-shaped sliding holes communicated with the first inserting grooves, one side of the RFID scanner is provided with a sliding groove, the sliding groove is located between the two sliding holes and communicated with the two sliding holes, the sliding groove is internally provided with a pushing block through a first reset spring in a connected mode, and a U-shaped clamping piece is arranged in the sliding holes in an inserted mode. The face, away from the first inserting groove, of the U-shaped clamping piece is connected with a second reset spring connected with the inner wall of the sliding hole, an inserting block matched with the first inserting groove is arranged on one face of the cover plate, and an inserting hole is formed in the inserting block. The cover plate of the equipment is convenient and rapid to disassemble and assemble, the equipment is convenient to overhaul and maintain, and meanwhile, the equipment adopts modular design and is combined for use according to requirements, and the use modes are flexible and diverse.

The utility model discloses a high-voltage metering cabinet and a combined cabinet structure. The high-voltage metering cabinet comprises a cabinet body frame and an equipment chamber, the equipment room is arranged in the cabinet body frame; the equipment chamber comprises a cavity with an opening in one surface, an equipment chamber door plate and a perspective window; the opening face of the cavity and the first side face of the cabinet frame are located on the same vertical face. A metering electric energy meter and an electrical element can be installed in the cavity. The equipment room door plate is mounted on the opening surface of the cavity, and a perspective window is formed in the equipment room door plate; the equipment room further comprises a wire binding plate and a mounting part; the wire binding plate is arranged on the back of the equipment room door plate, the mounting part is located on the back of the equipment room door plate, and the wire binding plate and the mounting part are staggered; the wire binding plate is used for binding lines, and the mounting part is used for mounting electrical elements. According to the technical scheme, the structure is simple, split manufacturing is achieved on the technology, then unified assembling is conducted, the manufacturing cost can be reduced, parts can be conveniently maintained and replaced one by one in the later period, and the maintenance cost can be reduced.

The invention provides a rubber roller vulcanization film winding device which comprises a machine table, and a clamping mechanism for clamping and fixing a rubber roller and a film winding mechanism for winding and unwinding an isolating film are installed on the machine table. An equipment room is arranged at the lower end of the machine table, a controller for controlling electronic equipment to act is arranged in the equipment room, and manual operation is carried out through a control table on one side of the machine table. The film unwinding piece and the film winding piece are arranged on the film winding frame, isolation film winding and isolation film falling on the rubber roller can be achieved, and the working efficiency of rubber roller film winding is improved; the film winding frame is rotationally installed on the sliding table, the rotating angle of the film winding frame is controlled through the adjusting assembly, and the isolating film can be arranged in the middle or can be inclined by a certain angle in the winding process, so that the isolating film can be installed on the rubber roller in a better attached mode, folding of the isolating film is avoided, gaps and bubbles in the isolating film are reduced, and the rubber roller vulcanization effect is improved.

The utility model provides a kind of outdoor unit and heating and ventilation equipment, outdoor unit includes box, electric control support and electric control mainboard, box is equipped with maintenance opening, electric control support is installed in box, and it is limited to one side open electric control installation cavity, electric control mainboard is embedded in electric control installation cavity, along the through direction of the maintenance opening, opposite sides of the electric control mainboard are respectively equipped with first edge and second edge, the first edge is between the maintenance opening and the second edge, electric control mainboard has multiple connectors, along through direction, connector is more close to the first edge setting compared to the second edge. By setting the side edge of connector close to electric control mainboard, then installing mainboard in box by electric control support, and make the side of electric control mainboard setting connector close to maintenance opening setting, so that the wiring of electric control mainboard is convenient for user to contact from maintenance opening, to facilitate user to install and maintain the wiring of electric control mainboard, to improve user experience.

The utility model relates to the technical field of electric dust collectors, in particular to a water accumulation prevention structure of an electric dust collector, which comprises an electrostatic dust collection chamber, an equipment chamber fixedly connected to the top of the electrostatic dust collection chamber, an electric drying plate fixedly connected to the inner bottom wall of the equipment chamber, and a fixing plate fixedly connected to the interior of the equipment chamber and arranged at the top of the electric drying plate. A round hole is formed in the fixing plate, the top of the fixing plate is fixedly connected with a first sponge mat and a second sponge mat, and the first sponge mat and the second sponge mat are distributed in a W shape; through cooperative use of an electric drying plate, a fixing plate, a first sponge mat, a second sponge mat, a round hole and a humidity sensor, water vapor and moisture can be adsorbed through the first sponge mat and the second sponge mat, and meanwhile, due to the fact that the first sponge mat and the second sponge mat are distributed in a W shape, the water absorption and waterproof performance of the interior of the equipment room can be improved; and meanwhile, the equipment body can be dried through an electric drying plate, and the drying effect of the equipment is further improved.

The invention discloses a control method, equipment and system of an environment adjusting system and a computer storage medium, and relates to the technical field of environment adjusting systems.The environment adjusting system comprises a heat pump system and a heating system, the heat pump system comprises an indoor unit, the heating system comprises radiation end equipment, and the indoor unit and the radiation end equipment are both arranged in an indoor space; the method comprises the steps that under the condition that an indoor unit and radiation end equipment are both in a heating state, temperature information of an indoor space is obtained; and when the temperature information meets a preset condition, the indoor unit is controlled to stop heating, the heating system is controlled to operate so that the radiation end equipment can be in a heat supply state, and the preset condition shows that the operation working condition of the indoor unit is poor. The heating energy efficiency of each heat exchange device in the indoor space and the operation reliability of the heat pump system are improved.

An environmental chamber for an ice water impact test belongs to the field of test equipment and comprises a chamber body, a simulation chamber and an equipment chamber are arranged in the chamber body, a heating unit, a cooling unit and a pure water unit are arranged in the equipment chamber, a rotary supporting seat and a spray head are arranged in the simulation chamber, a refrigerating unit is further arranged in the equipment chamber, and the heating unit and the cooling unit are both communicated with the interior of the simulation chamber. The water purification unit comprises a heat preservation water tank, the heat preservation water tank is connected with a water purification machine through a first pipeline, and the heat preservation water tank is connected with the spraying head through a second pipeline; the refrigeration compressor is respectively connected with the first evaporator and the cooling unit through the refrigeration pipeline and the electric three-way valve, so that the environmental chamber has an ice water impact function, the availability of the environmental chamber is increased, the vacancy rate of equipment is reduced, a special ice water impact test box does not need to be additionally purchased, and the equipment purchase cost is saved.

The utility model discloses a crossing type climbing robot, and relates to the technical field of robots. Comprising a body, an obstacle crossing device is fixedly connected to the center of the top face of the body through a fixing plate, a first bowl-shaped negative pressure cavity used for being adsorbed to a wall is formed in the end, away from the body, of the obstacle crossing device, and a detection device is arranged on the outer wall of the body; the body comprises a plurality of square negative pressure cavities used for adsorbing the wall surface, the interior of each square negative pressure cavity is divided into an equipment chamber and a driving chamber through a partition plate, and a driving device used for driving the body to move is arranged in each driving chamber; a second bowl-shaped negative pressure cavity is formed in the equipment chamber, the equipment chamber is fixedly connected with a cavity bottom cover plate used for sealing the equipment chamber, and a filter screen is installed on the partition plate; the detection device, the obstacle crossing device, the driving device, the first bowl-shaped negative pressure cavity and the second bowl-shaped negative pressure cavity are electrically connected with an MCU control panel. According to the robot, the robot body can effectively and autonomously climb on a vertical wall surface and cross obstacles; and the working efficiency is effectively improved.

The dual-wavelength light source derivation device capable of rapidly replacing the derivation pipeline comprises a shell, the shell comprises a shell bottom plate, a shell front plate, a shell top plate and a shell rear plate, a first partition plate is arranged between the shell front plate and the shell rear plate, a second partition plate is vertically arranged in the middle of the first partition plate, and a second partition plate is arranged in the middle of the second partition plate. A control chamber, an equipment chamber and a heat dissipation chamber are formed by the shell, the first partition plate and the second partition plate, a control module and a power socket are installed in the control chamber, a supporting seat is arranged at the position, close to the second partition plate, in the heat dissipation chamber, a heat dissipation fan is embedded in a rear plate of the shell, and an ultraviolet light source device is installed at one end of the supporting seat. The other end of the ultraviolet light source device penetrates through the second partition plate and extends to the equipment room, and a derivative pipeline assembly module is arranged below the ultraviolet light source device.