94results about How to "Quick installation and removal" patented technology

The application discloses a cutting device with quickly replaceable blades for aerated concrete block production, and relates to the technical field of processing equipment. The cutting device comprises a cutting processing structure and an aerated concrete block, and the cutting processing structure comprises a loading plate, blades and a base. The two sides of the blades are respectively provided with a transmission shaft one and a mounting frame two. Six transmission shafts two are fixedly connected to one side of the transmission shaft one close to the blades. Six mounting holes three are formed in one side of the mounting frame two close to the blades. Grooves are formed in the outer side of the mounting frame two. The cutting device is provided with a block loading structure outside the cutting processing structure. The blades can be quickly installed and dismounted. The force generated by the cutting of the blades on the aerated concrete block directly acts on the six transmission shafts two. Therefore, the rotation of the blades driven by the motor and the gear box and the rotation force generated by the cutting of the aerated concrete block will not act on the mounting bolts.

The utility model discloses an isolating layer for heavy metal combined pollution soil reclamation, which comprises a foundation pit, and an isolating mechanism is arranged in the foundation pit. The isolation mechanism comprises a base, a fixing frame, a threaded groove, an isolation cover, a top cover, an inserting plate, an inserting groove, a rotary knob, a first single-groove belt wheel, a first belt, a second belt, a second single-groove belt wheel, a first rotating shaft, a second rotating shaft, a threaded rod, a groove, a cavity and a double-groove belt wheel. The four inserting plates are located at the front end and the rear end of the two sides of the outer surface of the upper end of the base correspondingly, the two fixing frames are located on the two sides of the middle of the outer surface of the upper end of the base correspondingly, and the threaded grooves are formed in the outer surfaces of the upper ends of the fixing frames. According to the isolation layer for heavy metal combined pollution soil reclamation, the isolation cover and the base can be rapidly assembled and disassembled, operation is easy, isolation can be conveniently conducted through the isolation cover, damage to new soil caused by external personnel or birds and beasts is reduced, and better use prospects are brought.

The utility model belongs to the technical field of preventing water leakage, especially relates to a heating pipeline exhaust valve water leakage prevention device, including original heating pipeline exhaust valve. The utility model can ensure that surrounding decoration materials, instruments and equipment etc. are protected at the root when the automatic exhaust valve appears water spraying and leakage phenomenon when exhaust work is not completed, and when the sound and light alarm triggers, the staff can find that the heating pipeline automatic exhaust valve malfunctions at the first time, can carry out targeted maintenance at the first time, after maintenance, open the manual water drain valve under the water collector, drain the water in the water collector, adjust the signal switch of liquid level sensor, make the electromagnetic valve and sound and light alarm closed in linkage, and return to the initial working state. The utility model is simple in operation, convenient, fast, cost-saving, safe, practical in use and easy to disassemble and assemble.

The utility model relates to the technical field of aquaculture, and discloses a fry screening device for aquaculture, which comprises a box body, the inner wall of the box body is connected with a screen I in a sliding manner, the inner wall of the box body is connected with a screen II in a sliding manner, and the outer walls of the screen I and the screen II are fixedly connected with mounting blocks; a hollow block is slidably connected to the inner wall of the mounting block, a handle is slidably connected to the interior of the hollow block, a transmission block is fixedly connected to the outer wall of the handle, a fixing rod is arranged on the upper surface of the transmission block, an L-shaped rod is slidably connected to the outer wall of the fixing rod, and the outer wall of the upper side of the L-shaped rod is slidably connected to the inner wall of the mounting block. According to the screening device disclosed by the utility model, through mutual cooperation of the mounting block, the hollow block, the handle, the transmission block, the spring, the fixed rod, the L-shaped rod and the limiting rod, the screen I and the screen II are quickly mounted and dismounted, so that breeding personnel can conveniently replace aged and deformed screens in time, and therefore, the screening quality is guaranteed.

The utility model discloses a lithium battery cell pack structure, and particularly relates to the technical field of cell pack, the lithium battery cell pack structure comprises a shell, the top of the shell is provided with a positive and negative electrode connecting component, the bottom of the shell is provided with a plurality of uniformly distributed bottom plates, the top of each bottom plate is provided with a mounting groove and two slots, and the mounting groove is connected with the slots. A mounting groove is formed in the shell, a battery cell part is detachably connected in the mounting groove, the battery cell part is detachably connected with the bottom plates, a fixing groove is formed in the front end of each bottom plate, a sliding groove is formed in the bottom of the front end of the shell, and a sliding plate is arranged in the sliding groove in a sliding mode. According to the utility model, the battery cell parts are supported by the bottom plates for installation, the sliding plates and the fixing plates are used for fixing the plurality of bottom plates, when the battery cell parts need to be disassembled, a worker loosens the sliding plates and the fixing plates and then pulls the bottom plates to drive the battery cell parts to move out from the interior of the shell and disassemble one or more battery cell parts according to requirements, the structure is simple, the operation is convenient, and the cost is low. The mounting and dismounting are very fast, so that the maintenance efficiency of the battery cell part is improved.

The utility model relates to the field of building construction especially relates to a hanging rope embedded part for edge construction and high-altitude operation, which comprises a sleeve, one end of the sleeve is provided with an end plate, a plurality of fixing holes are arranged on the end plate, the other end of the sleeve is provided with an end head, a nut is arranged in the end head, and the threaded opening of the nut is in corresponding communication with the hollow hole in the sleeve. The utility model is poured in the concrete structure in the form of pre-burying, and is quick to assemble and disassemble and convenient to operate.

The utility model provides a breathable plant cultivation planting bed, relates to planting equipment field, the breathable plant cultivation planting bed comprises a PP woven cloth bag and a plurality of exoskeleton frames, the plurality of exoskeleton frames are stacked together up and down, the PP woven cloth bag is placed in the exoskeleton frames, the PP woven cloth bag has high air permeability, the PP woven cloth bag is placed in the exoskeleton frames, and the exoskeleton frames are placed in the exoskeleton frames. The exoskeleton frame is composed of two circular frames, a plurality of connecting rods and a plurality of screws, the screws are arranged between the two circular frames, and the screws are annularly distributed along the circular frames at equal intervals. The connecting rods are arranged between every two adjacent circular frames, and the ends of the connecting rods are connected with hoops. The breathable plant cultivation planting bed is composed of a PP woven cloth bag, an exoskeleton frame and a connecting ring. The PP woven cloth bag is light in weight and good in air permeability. The exoskeleton frame is composed of the screws, the inserting columns and the connecting rods, so that the whole planting bed is more convenient and faster to mount and dismount, and is convenient to carry. And the whole planting bed is more flexible and can be replaced according to a local damaged area, so that the cost is saved.

The utility model relates to the technical field of extension driving equipment, in particular to an extension driving device of an electric driver, which comprises a driving rod connected to ground driving equipment and a control rod connected to an underground valve, and the bottom end of the driving rod is connected with a transmission rod through a universal joint. The end, away from the driving rod, of the transmission rod extends into the ground and is connected with a power output rod through a universal joint, and the bottom of the power output rod and the top of the control rod are fixedly installed. By means of the driving rod, the universal joint, the transmission rod and the power output rod, power of ground electrically-driven equipment can be transmitted to a control rod of an underground pipeline valve, extended driving of the electric driver is achieved, and the electric driver can be conveniently used in the underground space which is too small and can be used for driving the underground pipeline valve. And meanwhile, the overground electric driving equipment can be better protected, and the situation that the service life of the electric driver is affected by the underground humid environment is avoided.

The utility model discloses a hand label with a signal amplification function, and particularly relates to the technical field of hand labels, the hand label comprises a hand label main body, the hand label main body is fixedly provided with a spring connecting rope and a connecting port, the spring connecting rope is used for connecting a radio station, and the connecting port is used for connecting an earphone. An adjusting switch used for controlling audio signals is fixedly arranged at the top of the mobile phone main body, a signal amplification plate is fixedly arranged in the mobile phone main body, an adjusting knob is installed on the signal amplification plate and penetrates out of the outer side of the mobile phone main body, and a protection assembly is arranged on the outer side of the adjusting knob in a sleeving mode. According to the utility model, the adjusting switch is arranged on the mobile phone main body and is used for controlling audio signals, and meanwhile, the signal amplification board in the main board can be used for amplifying the audio signals, so that the signals are propagated farther, weak received signals can be amplified and enhanced, and the signal-to-noise ratio of the signals is improved; the power of the signal amplification board can be adjusted by using an adjusting knob.

The utility model relates to the technical field of glass processing, and discloses multilayer composite heat insulation glass processing equipment which comprises a bottom plate, inlet grooves are formed in the four corners of the top of the bottom plate, filter screens are fixedly connected to the interiors of the inlet grooves, a water storage tank is formed in the bottom of the inner side of the bottom plate, and a water outlet is formed in the bottom of the bottom plate. A support is fixedly connected to the rear side of the top of the bottom plate, a water tank is fixedly connected to the front side of the top of the support, the bottom of the water tank communicates with a plurality of water outlet pipes, the water outlet pipes all penetrate through the front side of the top of the support, a cutting head is arranged on the top of the inner side of the support, and a fixing plate is fixedly connected to the middle of the rear side of the support. According to the utility model, water flow can intercept glass scraps carried in water through the filter screen, the filtered water flows into the water storage tank for storage, the water pump is started, the water pumping pipe is communicated with the rear side of the bottom plate for pumping water, and the water inlet pipe is connected with the rear side of the water tank for feeding water, so that water resource recycling is realized, and the cost and pressure of water treatment are reduced.

This utility model discloses a multi-stage dust filtration and purification device for sandblasting machines, belonging to the technical field of dust purification devices. It includes: a sandblasting machine body; a connecting pipe fixedly installed on one side of the sandblasting machine body; a purification box installed at one end of the connecting pipe; a spray assembly inside the purification box; and a water tank, which has a short pipe fixedly installed on the top of the water tank and a water outlet pipe at the top of the short pipe. This achieves preliminary dust purification, significantly reducing the filtration load on subsequent filter boxes one and two, extending the service life of the primary and secondary filter plates, and significantly reducing the dust content in the exhaust gas, effectively meeting environmental emission standards, reducing dust pollution to the atmospheric environment, and greatly shortening the time for cleaning and replacing filter plates. It also avoids performance degradation of the entire purification device due to local filtration failure, and the double fixing prevents the filter plates from loosening or shifting during operation.

The application provides a continuous rigid frame bracket structure and a construction method thereof. One end of a platform cross beam is connected with one end of a support bracket, and the other end of the platform cross beam and the other end of the support bracket are connected with embedded parts in a pier column to form a triangular support structure. A plurality of triangular support structures are arranged in a circle around the pier column and are connected through steel structures to form a bracket support structure. An operation platform is arranged outside the plurality of triangular support structures, and a formwork is arranged inside the plurality of triangular support structures, and the formwork is used for pouring a beam body. The bracket support structure does not need conventional welding, improves work efficiency, reduces construction period, reduces technical difficulty, and increases safety guarantee. In addition, the bracket support structure is cheap to disassemble in the later period, is suitable for bracket construction at an ultrahigh position, and guarantees the safety, firmness and reliability of the bracket.

This invention relates to a high-frequency filter, comprising a base plate, a detachable winding frame disposed above the base plate, and a protective cover disposed outside the winding frame. A coil body is disposed on the winding frame. Positioning grooves and slots are symmetrically arranged on both sides of the upper surface of the base plate and on the inner wall of the protective cover, respectively. Positioning blocks are symmetrically arranged on both sides of the winding frame. The bottom and outer side of each positioning block are respectively inserted into the corresponding positioning groove and slot. Locking arc blocks are symmetrically arranged on both sides of the upper surface of the base plate. A locking arc groove corresponding to the locking arc block is provided on the bottom surface of the protective cover. A mating pushing component is provided between the positioning blocks and the positioning grooves to lock and fix the base plate, winding frame, and protective cover. Compared with the prior art, this invention has the advantages of combining and sharing the mounting and disassembly components among the base plate, protective cover, and winding frame, achieving integrated and rapid mounting and disassembly.

The utility model discloses a kind of tunnel escape passage temporary support frame of simple installation, it is related to engineering construction technical field, including support plate, the inner wall of support plate is respectively fixedly connected with vertical plate and crosspiece, and the bottom of vertical plate is fixedly connected with the top of crosspiece, the inner wall of support plate is fixedly connected with connecting plate, one side of support plate is provided with mounting assembly, the outside of mounting assembly is provided with support assembly;The mounting assembly includes the support rod of being set to one side of the support plate, and the quantity of support rod is set to four groups, the outside of support rod is provided with fixed frame, the utility model has beneficial effect that: by setting mounting assembly, it can be convenient to the quick installation dismounting of support plate, simple installation mode does not need complex operation process and professional skill, can reduce installation time, improve work efficiency, save a lot of manpower cost.

This utility model relates to the technical field of fishing tackle manufacturing equipment, specifically a multi-station screw-locking and line-attaching device for the main cover of a fishing reel. It includes a main body for the screw-locking and line-attaching device, with a turntable connected to one end. A limiting installation groove is provided at one end of the turntable, and a fixture is fixedly inserted into the limiting installation groove. A pin assembly is fixedly connected to one end of the fixture. A fixing slot is provided in the middle of the limiting installation groove, and the pin assembly is inserted into the fixing slot. Pin grooves are symmetrically provided at both ends of the fixing slot, and locking pin assemblies are provided in the pin grooves. The multi-station screw-locking and line-attaching device for the main cover of the fishing reel proposed in this utility model mainly achieves double locking by setting multiple sets of fixing slots on the turntable on the main body of the screw-locking and line-attaching device, and connecting a pin assembly to one end of the fixture, inserting it into the fixing slot. The pin assembly and locking pin assembly work together to achieve double locking, increasing the firmness and avoiding the situation where the fixture loosens during use, resulting in poor screw-locking effect. It also facilitates quick and easy installation and disassembly.

The utility model relates to the technical field of plastic pulverizer, and disclose a kind of automatic feeding's plastic pulverizer, including pulverizer body, cleaning structure includes the first connecting seat of fixed installation in support seat bottom, rotatingly connected with fixed assembly in the middle of first connecting seat, fixed assembly one end is connected with driving assembly, fixed assembly outside is equipped with sleeve, sleeve outer circumferential surface is equipped with several bristles, support seat bottom is opened and is equipped with through opening, sleeve is located below through opening.The utility model cleaning structure is through the continuous contact of rotating bristle and the lower surface of conveying belt, effectively removes the plastic dust and chippings adsorbed on the surface of conveying belt, prevents its accumulation and forms briquetting, the rotating cleaning action of bristle can peel off adhered impurities in time, avoid the material conveying block caused by chippings accumulation, to ensure that plastic bottle and broken material piece are smoothly moved on conveying belt, completely solve the problem of material blocking and accumulation caused by chippings accumulation.

The utility model discloses an engineering equipment calibration tool convenient to disassemble and assemble, and relates to the technical field of engineering equipment. The engineering equipment calibration tool convenient to disassemble and assemble comprises a frame body, a movable frame is arranged on the frame body, a limiting groove is formed in the movable frame, a sensor is arranged on the movable frame, the sensor is located in the limiting groove, one end of the movable frame is in threaded connection with a threaded rod, the threaded rod extends into the movable frame, and a limiting mechanism is arranged between the movable frame and the sensor. Through the limiting mechanism, the sensor is limited and fixed, the tool can adapt to limitation of different sensors with the same size and model, the universality and flexibility of the tool are improved, workers can conveniently and rapidly install and disassemble the tool, and the influence on calibration efficiency is reduced.

The application discloses a standard support jig frame, which comprises a standard support jig frame unit and a damping rod connected between the standard support jig frame units, the standard support jig frame unit comprises a bottom support, a middle standard support and a top support arranged in sequence from bottom to top, the middle standard support comprises a steel pipe support and a ring-shaped steel plate arranged in the middle of the steel pipe support, a bearing part is sleeved on the steel pipe support, above and below the ring-shaped steel plate, the bearing part comprises a middle sleeve pipe and a bearing plate arranged on the outer vertical surface of the middle sleeve pipe; the damping rod comprises a middle connecting rod, a spring arranged on the middle connecting rod and a pull hook used for connecting the ring-shaped steel plate. The application realizes the rapid installation and disassembly and the turnover use of the jig frame support through the organic combination of the top support, the bottom support, the standard support and the self-adjusting pull rod, has good compression resistance, overturning resistance and deviation prevention effect, and has high installation precision, strong applicability and wide application range.

This utility model discloses a prefabricated bridge pier suspended platform, comprising multiple supports, with at least two supporting angle steels erected on each support. A grid is laid between the two supporting angle steels, and clips are installed on the supporting angle steels to limit and fix the grid. Each clip includes an upper clip plate, a lower clip plate, and fasteners. The lower clip plate is fixed to the bottom of the supporting angle steel, and the upper clip plate is "M"-shaped and can be inserted into the gaps of the grid. The upper clip plate is fixed to the lower clip plate by the fasteners. The suspended platform is assembled to adapt to bridge piers of different shapes and sizes, facilitating quick installation and disassembly, reducing the defects of on-site splicing and welding of traditional suspended platforms, and solving the problems of on-site corrosion prevention and welding difficulties.

The utility model belongs to the field of adhesive dispensing devices, and particularly relates to a semiconductor chip adhesive dispensing device which comprises a rack, and a pair of first sliding rails are mounted on the inner wall of the rack; a second sliding rail is mounted between the first sliding rails; a third sliding rail is slidably connected to the middle of the second sliding rail. The middle of the third sliding rail is slidably connected with a mounting base. A nozzle is mounted at the bottom of the mounting seat; a box body is fixedly connected to the middle part of the mounting seat; the end part of the box body is communicated with an air pipe; the other end of the box body is communicated with a plurality of spray heads; a plurality of filter plates are arranged in the box body; through the cooperation of the air pipe and the nozzle, the hot air flow can pass through the air pipe and is sprayed to the surface of the colloid from the nozzle, heating of the device during chip dispensing is achieved, and the curing speed of the colloid on the surface of the chip is increased.

This invention provides a high-altitude work platform for the protective construction of multi-story pipe racks, comprising a platform body, a first fixing unit, and a second fixing unit. The platform body includes multiple spaced-apart bent support frames, each with a protrusion for crossing pipes. The first and second fixing units are respectively connected to both ends of the bent support frames for fixation. This invention allows the first fixing unit, the bent support frames, and the second fixing unit to be hoisted sequentially. The bent support frames can be erected on the steel structure of the pipe rack and cross the pipes through the protrusions. The platform body is suspended by the first and second fixing units. The advantages of this invention are reduced construction difficulty, avoidance of occupying lower construction space, high construction efficiency, reduced labor and construction costs, and protection of existing pipeline structures from damage.

The utility model relates to water tank cleaning technical field, specifically disclose a kind of cleaning mechanism for water tank of water grinding machine, comprising: water tank main body, the upper surface of water tank main body is fixedly connected and is installed motor, the drive end of motor is fixedly connected with stirring rod, one end of stirring rod is fixedly connected with telescopic link, one end of telescopic link is fixedly connected with brush, the side of water tank main body is fixedly connected with first water pipe, the bottom of first water pipe is fixedly connected with water pump, one side of water pump is fixedly connected with second water pipe, one side of second water pipe is fixedly connected with water storage tank, by let water circulation use, can make cleaning water in water tank get recycling, can substantially reduce the consumption of water, reduce the demand of frequently replacing water source, for some industrial processes that need continuous water, this device helps reduce water waste, and the frequency of water tank cleaning and water source replacement reduces.

The utility model discloses an integrated frame head pipe structure belongs to frame head pipe field, it includes head pipe support, it has a triangular groove in it, the lateral support is arranged in the integral forming of the rear side of head pipe support, and it has a slot in the lateral support, support leg, the integral forming is arranged with a through -inserting barrel on it, and the through -inserting barrel can pass through from the head pipe support. The utility model discloses an integrated frame head pipe structure, through the support leg of arrangement, passes through the through -inserting barrel from the head pipe support, and makes the through -inserting barrel and multiple sets of gasket in extension section and touch, in the extension section is pressed to with head pipe support and touch, through the positioning screw is in turn from the built -in axle seat and the threaded cylinder and passes through, can quickly complete the installation and removal between support leg and handle section and head pipe support, avoided the situation that the head pipe structure is blow moulded integral forming and cannot carry out the split production of support leg, handle section, head pipe support.

This invention discloses a safe construction passage for offshore beam joints, belonging to the field of marine engineering technology. It includes a transverse support frame located at the top of the beam, with a first vertical rod fixedly connected to the support frame. A bottom horizontal rod is fixedly connected to the first vertical rod, and a second vertical rod is connected to the bottom horizontal rod. A telescopic ramp abuts above the bottom horizontal rod, and the ramp is located between adjacent pile caps, thus forming a construction passage between them. A drive motor is installed inside the ramp, controlling its extension and retraction. The drive motor is electrically connected to a wind turbine generator, a controller, and a battery. The battery stores the electrical energy generated by the wind turbine generator and transmits it to the controller and drive motor. This invention effectively solves the drawbacks of traditional safety measures relying on personal protective equipment, significantly improves construction efficiency and safety, ensures the continuity and safety of construction in complex marine environments, greatly reduces construction risks, and improves construction efficiency.

The utility model provides a kind of pipe bending device, including the pedestal with the mesa of flatness, fixedly provided with fixed wheel on the mesa, the axis of the fixed wheel is perpendicular to the mesa, the side of the fixed wheel is equipped with the encircling loading groove, the mesa is also rotatably connected with support, the side of the support close to the fixed wheel is equipped with the abutment component, the abutment component and the fixed wheel between movably provided with the pressure plate tangent to the fixed wheel, the side of the pressure plate away from the fixed wheel and the abutment component abut, the side of the pressure plate close to the fixed wheel is equipped with pressure groove, one side of the loading groove is fixedly provided with blocking component.The utility model can have stronger applicability, and protect pipe material in bending process.

This invention belongs to the technical field of monitoring devices, specifically a monitoring device for elevator IoT devices. Addressing the issue of poor air circulation inside elevators, which easily leads to water mist affecting monitoring performance, the following solution is proposed: A mounting base, a fixing seat, and an elevator car panel are included. An installation opening is formed on one inner wall of the mounting base. An airflow chamber is fixedly connected to the inner wall of the installation opening, and two air collection buckets are fixedly connected to one outer wall of the airflow chamber. The input ends of the two air collection buckets are fixedly connected to the same air collection chamber. Air inlets are fixedly connected to the top and bottom of the air collection chamber, and three guide plates are evenly spaced inside the two air inlets. Two mounting brackets are fixedly connected inside the airflow chamber. This invention discloses a monitoring device for elevator IoT devices that improves air circulation around the monitoring device, preventing misting on the device's surface, ensuring its effectiveness, and allowing for surface cleaning.

The utility model relates to the technical field of energy-saving air conditioners for hospitals, and discloses an energy-saving air conditioning device for hospital buildings, which comprises a case, a fan is arranged in the case, an air outlet channel is arranged on the case, a dust screen is arranged at the air outlet channel, and a fixing component for quickly dismounting and mounting the dust screen is arranged on the case. A cleaning brush attached to the surface of the dustproof net is slidably arranged in the machine box, a driving mechanism used for driving the cleaning brush to move to clean the filter net is arranged in the machine box, and a disinfection box with a liquid injection opening is installed at the position, located at the air outlet channel, in the machine box. According to the air conditioner, the dustproof net and the fixing assembly are arranged, external dust and the like are isolated through the dustproof net, it is avoided that the dust is accumulated at the dustproof net to affect the efficiency of the air conditioner, the dustproof net can be rapidly mounted and dismounted through the fixing assembly, and operation convenience is improved.

This utility model discloses a flange designed to prevent rotational detachment, comprising two flange tubes and a connecting mechanism. The opposite ends of the two flange tubes are in contact with each other, and the connecting mechanism is disposed at the surface connection point of the two flange tubes. The connecting mechanism includes a sealing component and a connecting component. The sealing component is disposed on the surface of the two flange tubes, and the connecting component is disposed on the surface of the sealing component. Therefore, by providing a connecting mechanism, after the two flange tubes are connected by the connecting mechanism, the flange tubes can rotate freely, preventing the two flange tubes from being unable to rotate due to the flange seat connection, thus improving the flange's performance. Simultaneously, the connecting component, in conjunction with the sealing component, ensures that the two flange tubes can rotate freely without detaching, and the connecting component allows for quick installation and disassembly of the two flange tubes, improving operational efficiency.

This utility model relates to the field of grinding head technology and discloses a high wear-resistant diamond grinding head, including a mounting box. A mounting rod is slidably connected inside the mounting box. A hinge seat is fixedly connected to one side of the inner wall of the mounting rod. A connecting rod one is rotatably connected to one side of the inner wall of the hinge seat. A connecting rod two is rotatably connected to the outer wall of connecting rod one. A sliding plate one is rotatably connected to one side of the outer wall of connecting rod two. The sliding plate one is slidably connected to the inner wall of the mounting box. A fixing ball is fixedly connected to one side of the outer wall of the sliding plate one, and the fixing ball is slidably connected inside the mounting box. In this utility model, when the mounting rod is inserted into the mounting box, a spring one extends and retracts, causing connecting rod one and connecting rod two to rotate. Through the constraint of the hinge seat, the sliding plate one pushes the fixing ball to engage with the inner wall of the mounting rod, achieving quick installation and disassembly. Simultaneously, it pulls the base body to slide on the outer wall of the trapezoidal slider, enabling replacement and improving the practicality of the grinding head.

The utility model belongs to the technical field of irrigation, and particularly relates to an irrigation mechanism for an agricultural greenhouse. Connecting plates are arranged on the side walls of the two sides of the frame body; a connecting rod is fixedly connected between the pair of connecting plates; a sliding groove is formed in the side wall of the connecting rod. The groove wall of the sliding groove is in sliding connection with a sliding block. A reciprocating piece is arranged on the side wall of the sliding block; the side wall of the sliding block is fixedly connected with a water passing pipe. The outer circular wall of the water passing pipe is fixedly connected with a water inlet pipe; one end of the water pipe is fixedly connected with a spray head; after a water source enters the water passing pipe from the water inlet pipe, the water source enters the spray head from the water passing pipe, when the frame body is located above the irrigation area, the spray head conducts irrigation from top to bottom, the sliding block drives the spray head to move back and forth on the frame body through the water passing pipe under the action of the reciprocating piece, the spray head moves to adjust the spraying position, and the irrigation blind area can be eliminated; it is ensured that each crop obtains the same water and fertilizer supply, and the irrigation effect is improved.