45results about How to "Convenient inspection and maintenance work" patented technology

The invention discloses a gas-oil-water three-phase separator which comprises a horizontal tank body (1) and a crude oil input tube (2), wherein a liquid steady flow plate (4) and a baffle (5) are sequentially erected in the tank body (1) from left to right so as to sequentially divide the interior of the tank body (1) into a separating area (A), a liquid collecting area (B) and an oil collectingarea (C); a gas collecting area (D) is arranged above the baffle (5); the bottom of the tank body (1) is provided with a drain tube (14), the top of the tank body (1) is provided with a convex gas collecting bag (11), and the right side end of the tank body (1) is provided with an oil drain tube (3); moreover, a sleeve-type cyclone separator (6) is arranged in the separating area (A) and comprises an outer sleeve (61) and an inner sleeve (62) which are concentrically arranged and parallel and level at the top; a gas-liquid separating area (A1) is arranged between the outer sleeve (61) and theinner sleeve (62); and a gas-water mixing area (A2) is arranged in the inner sleeve (62). Compared with the prior art, the gas-oil-water three-phase separator provided by the invention has the advantages that the repair and maintenance are labor-saving and convenient; for the same crude oil throughput, the volume of the horizontal tank body can be reduced, the gas-oil-water separating efficiency is obviously improved, and the separating effect is more ideal.

An eccentric balance weight structure of a stone sawing machine transmission mechanism comprises a top frame arranged between a front vertical column and a rear vertical column. A saw frame is positioned below the top frame and provided with a plurality of saw blades, a transmission mechanism capable of driving the saw frame to vertically move back and forth is arranged at the top of the top frame and comprises a motor and a spindle, the motor and the spindle are arranged at the top of the top frame and are in transmission connection, and the spindle is connected with the saw frame through an eccentric block. The eccentric block is in a disk shape, a spindle hole is arranged at the center of the eccentric block and connected with the spindle, an eccentric shaft adjacent to the spindle hole is arranged on the eccentric block, and a semicircle of the eccentric block with the eccentric shaft is lighter than the other semicircle of the eccentric block. The semicircle of the eccentric block with the eccentric shaft is provided with a plurality of balance weight holes, and the other semicircle of the eccentric block is solid. Stress is balanced when the spindle rotates, sway of the eccentric block is avoided, the saw frame stably and vertically moves back and forth, and the stone sawing effect of a stone sawing machine is ensured.

The invention relates to an integrated movable emergency communication base station. The base station comprises a movable chassis, a base station room and a rotary type telescopic communication tower, wherein the base station room is arranged on the movable chassis, and the rotary type telescopic communication tower is arranged in the base station room. The rotary type telescopic communication tower comprises multi-stage tower bodies, the multi-stage tower bodies are erected on a tower base of the movable chassis through a rotating shaft in the middle of a first-stage tower body, all the multi-stage tower bodies of the rotary type telescopic communication tower are located in the base station room when contracting and overturning to be in a horizontal state, the top end of the first-stage tower body of the multi-stage tower bodies is supported through a supporting frame arranged on the movable chassis, and the multi-stage tower bodies of the rotary type telescopic communication tower extend out of the base station room through a skylight arranged in a roof of the base station room when overturning to be in a vertical state. The integrated movable emergency communication base station solves the problem that an existing communication base station is inconvenient to move and complicated to erect and has the advantages of being small in size, convenient to move, simple to erect, good in stability, wide in application range and the like.

The embodiment of the invention discloses a high power direct current switching power supply system and a power cabinet, wherein the direct current switching power supply system comprises a high power direct current switching power supply and the power cabinet which is a withdrawable drawer cabinet. According to the embodiment of the invention, when repairing and maintaining the power supply in the power cabinet, the technicians only need pulling out the drawers, thereby avoiding the dismounting process of the power cabinet by the technicians, bringing great convenience to repair and maintenance and improving the working efficiency of repair and maintenance.

The invention relates to a cabin type refrigerating machine room and a construction method thereof. The refrigerating machine room comprises a room body, wherein a plurality of refrigerators, a plurality of frozen water pumps, a plurality of cooling water pumps, surface frozen water pipelines and a surface cooling water pipelines are arranged on a floor of the room body; frozen water pipe systemsof the refrigerators and the frozen water pipe systems of the frozen water pumps correspondingly communicate with the surface frozen water pipelines through adapting pipes; cooling water pipe systemsof the refrigerators and the cooling water pipe systems of the cooling water pumps correspondingly communicate with the surface cooling water pipelines through adapting pipes; an overhauling platformis erected in the room body; and each refrigerator, each water pump, each surface frozen water pipeline and each surface cooling water pipeline are positioned at the lower part of the overhauling platform. According to the cabin type refrigerating machine room, the splicing process of the whole machine room is performed on the floor, so that the splicing difficulty is low; both work and materialsare saved; the construction period is reduced; the machine room construction safety is high; the overhauling platform is arranged, so that the space in the room body is fully utilized to form the cabin type refrigerating machine room, and the repairing and maintaining work of the machine room are conveniently carried out.

The invention relates to a submerged chain conveyor chain breakage protection and monitoring device and a submerged chain conveyor chain breakage protection and monitoring system. Two proximity switches on one side of a gear are utilized to carry out signal monitoring, and a single submerged chain conveyor, four groups of signals in total, carries out chain monitoring operation to effectively judge whether the signals are normal or are sent by mistake; meanwhile, overhaul maintenance work is greatly facilitated by the top screw fixing mode of the proximity switches.

The invention discloses a gas-oil-water three-phase separator which comprises a horizontal tank body (1) and a crude oil input tube (2), wherein a liquid steady flow plate (4) and a baffle (5) are sequentially erected in the tank body (1) from left to right so as to sequentially divide the interior of the tank body (1) into a separating area (A), a liquid collecting area (B) and an oil collecting area (C); a gas collecting area (D) is arranged above the baffle (5); the bottom of the tank body (1) is provided with a drain tube (14), the top of the tank body (1) is provided with a convex gas collecting bag (11), and the right side end of the tank body (1) is provided with an oil drain tube (3); moreover, a sleeve-type cyclone separator (6) is arranged in the separating area (A) and comprises an outer sleeve (61) and an inner sleeve (62) which are concentrically arranged and parallel and level at the top; a gas-liquid separating area (A1) is arranged between the outer sleeve (61) and the inner sleeve (62); and a gas-water mixing area (A2) is arranged in the inner sleeve (62). Compared with the prior art, the gas-oil-water three-phase separator provided by the invention has the advantages that the repair and maintenance are labor-saving and convenient; for the same crude oil throughput, the volume of the horizontal tank body can be reduced, the gas-oil-water separating efficiency is obviously improved, and the separating effect is more ideal.

The invention relates to a heat exchange device for a methanol synthesis reactor, which comprises a plurality of heat exchange tubes which are arranged along the length direction of the reactor, wherein the two ends of the heat exchange tubes are connected with a water inlet device and a water outlet device respectively. The heat exchange device for the methanol synthesis reactor is characterized in that: the heat exchange tubes are linear; the water inlet device has a box structure and comprises a first surface and an arched second surface which are formed by annular tube plates, the first surface is provided with a water outlet into which end parts of the heat exchange tubes are inserted, and the second surface is provided with a water inlet which is used for connecting an external circulating cooling system; and the structure of the water outlet device is identical with the water inlet device. Compared with the prior art, the heat exchange device provided by the invention is easy to process and high in heat exchange efficiency and suitable for the methanol synthesis reactor of megaton or above.

The invention discloses a crane steel wire rope service life monitoring device which comprises a machine body, wherein a hook is arranged at the top end of the machine body; the hook is embedded intothe machine body and is welded with the machine body; a positioning hook is arranged in the middle of the hook; a box door is arranged at the bottom of the positioning hook; a fixing block is arrangedat the bottom of the box door; a fastener is arranged at the bottom end of the fixing block; a clamp is arranged at the bottom of the fastener; the interior of the fastener is covered by the clamp; the clamp is fixedly connected with the fastener through a bolt; an MT6315 magnetic sensor is arranged inside the box door; a roller rod is arranged at the bottom of the MT6315 magnetic sensor; and a steel wire rope is arranged in the middle of the rolling rod in a surrounding manner. By adopting the crane steel wire rope service life monitoring device, signals that a magnetic field is changed whena steel wire rope is used can be sensed by using the MT6315 magnetic sensor, so that the use degree of the steel wire rope can be monitored in real time.

The invention discloses an environment-friendly mechanical spraying dust removal device, relates to the technical field of spraying dust removal devices, and aims at solving the problems that an existing mechanical spraying dust removal device is mainly vertical, is of an integrated structure, is high in overall height and is not easy to overhaul and maintain. A water tank is arranged in the base, a tap water pipe connector is installed above one end of the water tank, a first pipeline is installed above one end of the base, a second pipeline is installed above the other end of the base, the first pipeline and the second pipeline are both communicated with the water tank, and a U-shaped pipe is installed between the first pipeline and the second pipeline. A dust collecting box is installed below the U-shaped pipe, the water tank, the first pipeline, the second pipeline, the U-shaped pipe and the dust collecting box are in flange connection through flange mechanisms, an air inlet is formed in the outer wall of the first pipeline, and an air outlet is formed in the outer wall of the second pipeline.

The invention discloses an insulation protection device for an unfilled transformer. The insulation protection device comprises a pit foundation and a transformer foundation, wherein the transformer is arranged on the transformer foundation; a seal plate is arranged on the transformer foundation correspondingly to the transformer; a seal cover body is movably arranged on the seal plate; a gas injection opening is formed in the seal cover body and is connected with an air drying mechanism; and an inlet and an outlet and an insulating oil outlet are formed in the seal cover body. The insulation protection device can carry out insulating protection on the transformer after insulating oil of the transformer is discharged; the inside of the transformer is prevented from being damaged by relatively humid air; the operation is simple and convenient; and the sealing effect is relatively good.

The invention provides a pair of AR glasses and system applied to electric power detection. The AR glasses include a spectacle frame, lenses, an optical projector, a camera, a battery and a main board. The spectacle frame includes a frame and legs connected with the frame. The lenses are mounted on the frame. A mounting end of the optical projector is connected to the legs and a projection end ofthe optical projector extends to the front side of the lenses and is arranged facing the lenses. The camera is mounted on the frame and is arranged in an observation direction of human eyes when the AR glasses are in use. The battery and the main board are package in the legs. The battery is connected with the camera electrically. The main board is connected with the optical projector electrically. According to the invention, a detector can check a projection drawing in real time; a large amount of detection data support is provided for the detector and carrying inconvenience of traditional drawings and files is eliminated, and undergoing of the detection and maintenance work is facilitated.

The invention discloses an automatic pin penetrating device for lifting hooks of a gantry crane. The automatic pin penetrating device comprises a pin penetrating machine tool seat and a centering seat, wherein the pin penetrating machine tool seat is located on a balance beam at the top of a spillway door, and the centering seat is matched with the lifting hooks of the gantry crane. The automatic pin penetrating device is characterized in that a penetrating pin with straight line guiding mechanisms is arranged in the pin penetrating machine tool seat; a mobile transmission mechanism and a manual transmission mechanism are arranged in a manner of being matched with the penetrating pin; the mobile transmission mechanism comprises a driving device and a friction wheel matched with the penetrating pin; a mechanical locking device is arranged at the head of the penetrating pin; and a wireless receiving controller is arranged in the driving device. Through the adoption of the automatic pin penetrating device disclosed by the invention, the automation of the overall process of pin penetrating between the gantry crane and a grabbing beam is realized; the working at a high place of an operator is avoided, so that the labor intensity is greatly reduced, the safety of the pin penetrating work is guaranteed, the working efficiency is improved, and the spot space is effectively utilized; and the integral structure is simplified, so that the automatic pin penetrating device is convenient to mount, and the developing of the overhauling and maintaining work is facilitated.

The invention discloses an insulation protection device of a non-oil-charge electric system transformer. The insulation protection device comprises a pit foundation and a transformer foundation, the transformer is arranged on the foundation, a seal plate is arranged on the portion, corresponding to the transformer, of the foundation and movably provided with a seal cover, a gas injection opening is formed inside the seal cover and connected with an air drying mechanism, and an exit and entrance and an insulating oil outlet are formed in the seal cover. After insulating oil of the transformer is discharged, insulation protection can be performed on the transformer, in this way, damp air is prevented from damaging the interior of the transformer, and the insulation protection device is easy and convenient to operate and good in seal effect.

A transmission structure of a stone sawing machine comprises a machine upper frame arranged between a front column and a back column. A saw frame is arranged below the machine upper frame and provided with a plurality of saw blades, and a transmission mechanism capable of driving the saw frame to do vertical back and forth movement is arranged at the top of the machine upper frame of the transmission structure. The transmission mechanism comprises motors and a main shaft which are mutually connected in transmission and arranged at the top of the machine upper frame. The main shaft straddles two sides of the top of the machine upper frame, a plurality of bearing pedestals bearing the main shaft are arranged on the machine upper frame, and eccentric blocks are respectively connected to outer end portion of the main shaft. The motors are divided into two groups, respectively arranged on the two sides of the top of the machine upper frame, and respectively connected with two ends of the main shaft in a transmission mode through speed changing boxes. The transmission structure of the stone sawing machine is arranged on a platform at the top of the machine, which enables floor space of the stone sawing machine to be substantially decreased, the transmission structure is high in transmission efficiency and good in synchronization performance due to the fact that the transmission mechanism adopts an all-gear drive mode, and the transmission structure is small in volume and convenient for overhaul and maintenance work in the future.

The invention relates to the technical field of Internet of Things, in particular to an Internet of Things system for petroleum well control management. The system comprises a server, a laser coding system, a PC system and a mobile phone APP; the laser coding system, the PC system and the mobile phone APP perform data interaction with the server through the Internet; the laser coding system is used for acquiring the number information of the well control equipment from the server and printing an electronic nameplate; the PC system is used for inputting and managing well control information; the mobile phone APP is used for inquiring well control information at a mobile terminal; the server comprises a database and a web service, the server is used for receiving well control information of the PC system and the mobile phone APP and storing the well control information to the database, and the web service provides a data service interface for the mobile phone APP. The problems that in the prior art, well control management is tedious, the equipment inspection and maintenance process is not standard, and the device operation condition is not fed back in time are solved.

The invention relates to the technical field of electrical auxiliary equipment, and discloses a complete set of electrical power high and low voltage equipment of a control box, Includes control box,the sides of the control box are drivingly connected to the sides of the seal cover through hinges, A rubber block is fixedly connected to the outer part of the sealing cover, a base is fixedly connected to the bottom of the control box, a bearing block is fixedly connected to the bottom of the inner cavity of the control box, the top of the bearing block is threadably connected with the bottom ofthe inner cavity of the mounting frame through a threaded column, a positioning block is fixedly connected to one end of the mounting frame, and a sliding bar is fixedly connected to the side of thepositioning block. The electric power, high and low voltage equipment of the control box, The sliding rod is connected with the solid pipe sleeve to ensure that the electric power, high and low voltage complete equipment of the control box can be conveniently taken out when in use, thereby avoiding inconvenience caused by the staff in cleaning the control box, and facilitating the work of the staff in detecting and repairing the control box when partial damage occurs.

The invention relates to a communication tower with supporting and anti-climbing functions. The communication tower comprises a support column, a climbing ladder, two antennas, a supporting mechanism,and a protecting mechanism; the supporting mechanism comprises an overturning component and an auxiliary component; and the protecting mechanism comprises a lifting component and an expulsing component. According to the communication tower with the supporting and anti-climbing functions, supporting blocks can simultaneously support and stabilize a pedal in the process of overturning and unfoldingthe pedal through the supporting mechanism so that workers can conveniently perform inspection and maintenance on the pedal, the working difficulty of high-altitude suspension is reduced, and inspection and maintenance of the tower are safer and more reliable; and through the protecting mechanism, a lifting plate can isolate the climbing ladder at the high part of the tower, and can control sprayheads to spray water to expulse irrelevant personnel, so that the anti-climbing effect of the tower is enhanced, and the practicability and the reliability of the communication tower are greatly improved.

The invention discloses a foldable crawling ladder outside a plant. The foldable crawling ladder comprises a folding ladder, guide rails, a storage box, a limiting plate and sliding blocks, wherein the guide rails are mounted in a building wall in a nested mode; the storage box is arranged on the ground below the guide rails; the folding ladder comprises two sets of folding rods, and the two sets of folding rods are arranged in parallel and connected through rotating shafts a; the sliding blocks are provided with sliding grooves corresponding to the guide rails, one end of each sliding block is clamped in the corresponding guide rail, a mounting seat is arranged at the other end of each sliding block, and the upper end of each outer linkage rod and the lower end of the corresponding inner linkage rod are mounted in the corresponding mounting seat through the corresponding rotating shaft a; and the limiting plate is buckled on a rotating shaft b and the rotating shaft a closest to the rotating shaft b. The folding ladder of the foldable crawling ladder outside the plant is folded and stored in the storage box in a non-working state, the storage box is covered with a box cover and then sealed, and the folding ladder cannot be eroded by wind, rain and sunlight; and since the storage box is arranged on the ground, the folding ladder can be conveniently overhauled and maintained, and personal safety of workers is guaranteed.

The invention discloses a solar electronic public traffic device which comprises a device body. A supporting column is arranged at the end of the device body, and the supporting column is sleeved withthe end of the device body in an embedded mode and fixedly connected with the device body through screws. A handle is arranged at the top of the supporting column, and the handle is horizontally laidon the supporting column and welded to the supporting column. The bottom of the handle is provided with an operation panel, and the bottom end of the operation panel is provided with a fixing plate.The middle of the fixing plate is provided with a fixing screw knob, and the operation panel and the fixing plate are fixedly connected through the fixing screw knob. A canopy is arranged at the top end of the device body, the device body is sleeved with the canopy in an embedded mode, and the canopy is fixedly connected with the device body through bolts. According to the solar electronic publictraffic device, a solar panel is additionally arranged and can absorb heat to supply working energy to the device body, and thus energy conservation and environmental friendliness are achieved.

The invention discloses an environment-friendly partition wall of an electric power station. The environment-friendly partition wall of the electric power station comprises an equipment base. A set of external vertical plates and a set of internal vertical plates are arranged on the equipment base. A set of short screws are arranged on one sides of the internal vertical plates. A set of long screws are arranged on one sides of the external vertical plates. The short screws and the long screws are connected through threaded sleeves correspondingly. Fixing steel angles are arranged on the outer sides of the external vertical plates. The top ends of the external vertical plates and the top ends of the internal vertical plates are connected with a top cover. A top rack is arranged on the top cover. A solar panel rack is arranged on the top rack. A solar cell panel, a storage battery pack and a controller are arranged on the solar panel rack. The storage battery pack and the controller are both electrically connected with an illuminating lamp set arranged on one side of the top rack. The environment-friendly partition wall of the electric power station can be dismounted and mounted, is convenient to combine, flexible to transport and assemble and good in sound insulation effect, has heat-preservation and fire-protection functions at the same time, is capable of conducting warning reminding by means of solar energy and low in maintenance cost, and can be recycled.

An antistatic distribution box disclosed by the present invention comprises a rain collecting shed, a distribution box main body and a floating ball valve; a water inlet is formed in the bottom of the rain collecting shed, a water storage tank is connected to the bottom of the rain collecting shed, the distribution box main body is connected to the bottom of the water storage tank, and a cooling pipe is arranged in one side of the distribution box main body. The floating ball valve is placed in the cooling pipe, the front face of the distribution box body is provided with a static electricity removing channel, an anti-theft bolt penetrates through the bottom of the first static electricity removing rod, and a human body sensor is arranged on the outer side of the first static electricity removing rod. When the anti-static distribution box is used and a human body stands on the static electricity eliminating channel, the human body sensor senses the existence of the human body, so that the first static electricity eliminating rod and the second static electricity eliminating rod start to operate, and the first static electricity eliminating rod and the second static electricity eliminating rod can neutralize static electricity factors on the surface of the human body, thereby eliminating static electricity; workers can conveniently enter the distribution box to carry out overhaul and maintenance work, and static electricity is prevented from being generated.

The invention discloses an optical fiber switch and relates to the technical field of network communication. The optical fiber switch comprises a switch shell and a switch body. The switch body is arranged in the shell. A plurality of network connection interfaces are arranged on one side surface of the shell. Heat dissipation holes are arranged on one side surface of the shell. Heat dissipation fans are arranged on the other side surface. Installation holes are arranged on the back of the shell. An observation hole is arranged on the front surface of the shell. Anti-explosion glass is arranged on the observation hole. The shell is made of a metal material. An anti-corrosion material is uniformly coated on the inner and outer surfaces of the shell. A laser sensor is arranged in the shell. An alarm is arranged on the outer surface of the shell. The laser sensor is connected with the alarm. Different network connection interfaces are employed. The network connection interfaces comprise an RJ-45 connection interface, an SC optical fiber interface, an FDDI interface and a console interface. A storage battery is arranged in the shell. The storage battery is a lithium battery. The lithium battery is electrically connected with the switch body.

The invention discloses a high-pressure roller grinding technology workshop. The high-pressure roller grinding technology workshop comprises a workshop body, a high-pressure grinding mill, a discharging belt conveyor, a flow steadying bin supporting overhead travelling crane, a flow steadying constant weight bin, an overhauling overhead travelling crane, a belt feeder and a stock bin. The high-pressure grinding mill is installed on the ground of the workshop body and provided with a grinding mill feeding port and a grinding mill discharging port; the discharging belt conveyor is installed on the lower part of the high-pressure grinding mill; the flow steadying bin supporting overhead travelling crane is arranged above the high-pressure grinding mill and can move in a first direction in a reciprocating mode; the flow steadying constant weight bin is fixed to the flow steadying bin supporting overhead travelling crane and provided with a flow steadying constant weight bin feeding port and a flow steadying constant weight bin discharging port, and the flow steadying constant weight bin discharging port is connected with the grinding mill feeding port of the high-pressure grinding millcorrespondingly; the overhauling overhead travelling crane is arranged above the flow steadying bin supporting overhead travelling crane and slidably arranged on the inner wall of workshop body; thebelt feeder is arranged between the flow steadying bin supporting overhead travelling crane and the overhauling overhead travelling crane, the belt feeder is provided with a feeding end and a discharging end, and the discharging end of the belt feeder is connected with the flow steadying constant weight bin feeding port correspondingly; and the stock bin is fixedly arranged above the feeding end of the belt feeder.

The invention discloses a buried composite cable with a good protection effect, and belongs to the technical field of cables. According to the invention, when a cable body is extruded and bent, an inner core body is extruded at the same time, the inner core body can be elastically supported through an elastic supporting strip, extrusion force is buffered at the same time, the protection performance and the strength of the cable body are improved; when the outside of the cable body is damaged, the protection filling glue in the cable body flows out, so that the protection filling glue can be adhered to the damaged part outside the outer sheath layer for temporary protection, and subsequent external substances and the like can be prevented from entering the inside of the cable body to cause influence. When the cable body is broken down and ignited due to the problems of short circuit and the like, after the sealing film is burnt out, the magnesium oxide powder is bounced to the periphery of the inner core body in the cable body through the restoring elastic force of the elastic film, so that the fire behavior on the inner core body can be effectively controlled, and greater danger caused by further spreading of the fire behavior is avoided.

The invention discloses an insulation protection device for a transformer in a non-oil-filled power system. A sealing cover body is movable on the upper side, and a gas injection port is arranged in the sealing cover body, and the gas injection port is connected with an air drying mechanism, and an inlet and outlet and an insulating oil outlet are arranged on the sealing cover body. After the transformer insulating oil is removed, the transformer can be insulated and protected to prevent relatively humid air from damaging the inside of the transformer. The operation is simple and convenient, and the sealing effect is good.

This invention provides a remote control system for a locomotive rolling platform test, comprising a control platform on which a main processing unit, an RIOM group and a control part are positioned. The RIOM group comprises a DI unit and a gateway unit; the control part comprises a main transmission system control switch and other system control switches related to the test; the main transmission system control switch and other system control switches are connected to the DI unit; the DI unit is connected to the gateway unit through a CAN circuit; the gateway unit is connected to the main processing unit and an external device through a MVB circuit; and the main processing unit is connected to the external device through the MVB circuit. The remote control system for the locomotive rolling platform test does not need personnel to operate near the device which is malfunctioning during the operation, so that the missing operation and misoperation can be prevented and the test process is simplified and easy to carry out.

The invention discloses an extrusion granulator for producing an amino acid organic fertilizer. The extrusion granulator comprises a granulator body, wherein a granulation box is fixedly mounted on the upper surface of the granulator body; a feeding hopper is fixedly mounted on the upper surface of the granulation box; a reduction gearbox is fixedly installed on the upper surface of the granulatorbody and located on one side of the granulation box, a driven wheel is movably installed on one side of the reduction gearbox, a belt is movably installed on the outer surface of the driven wheel, anaccess door is movably installed on the front surface of the granulator body, and an observation window is embedded in the surface of the access door. The extrusion granulator is provided with the access door, a screening net and an adhesive tape, so that the internal working condition can be conveniently overhauled and visually understood, crushed substances can be removed, the production quality is improved, the manpower can be saved, convenience is provided, the extrusion granulator is suitable for different working conditions, and a better use prospect is brought.

The invention provides multifunctional real-time dynamic intelligent investigation and monitoring equipment for territorial space resources. An auxiliary lifting maintenance supporting rod frame structure comprises a supporting column, a sliding groove, a rope outlet hole, a first supporting wheel, a positioning hole, a second supporting wheel, a steel wire rope, a storage wheel, a protective shell, a speed reducer, a driving motor and a supporting ring, a lightning rod is welded to the upper end of the supporting column, and meanwhile, the upper portion of the outer wall of the supporting column is sleeved with a penetrating barrel; the lower portion of the right end of the supporting column is provided with an embedded installation fixing base structure and a connecting cabinet through bolts. The advantages of the equipment are as follows: through the arrangement of the auxiliary lifting maintenance supporting rod frame structure, when the storage wheel rotates and stores the steel wire rope, an installation platform can be driven to ascend along with the storage wheel so that the installation and using are carried out, meanwhile, when the storage wheel rotates again and loosensthe steel wire rope, the auxiliary installation platform descends, a worker can conveniently conduct inspection and maintenance work, and functions are added.