49results about How to "Fixing helps" patented technology

The invention relates to seaweed bed restoration and reconstruction techniques, in particular to a simple and convenient zostera marina L. seaweed bed ecological restoration system, which comprises: fixing zostera marina L. on stones of proper sizes by thin ropes; and performing zostera marina L. cultivation and seaweed bed ecological restoration in a proper sea area, wherein the cultivation density of the zostera marina L. is 300 to 500 plants per square meter. When the method is used, the problem that the high water power of an intertidal zone affects the cultivation and survival of seaweeds and the problem that it is difficult to transplant seaweed in the sea area in a subtidal zone are solved, and the restoration or reconstruction of the zostera marina L. seaweed beds in the intertidal zone and the subtidal zone can be performed conveniently and quickly by combining with the simple, convenient and effective zostera marina L. transplanting method provided by the invention. In addition, the materials used in the invention avoid polluting the sea areas.

The invention provides an air inlet mechanism and a reaction cavity. The air inlet mechanism comprises a nozzle, a wedge-shaped piece, an upper sealing assembly and a lower sealing assembly. The nozzle is installed in an installation hole of a cover plate of the cavity, the lower portion of the outer circumferential wall of the nozzle is provided with a first wedge-shaped part in an encircling manner, and a second wedge-shaped part is formed in the position, close to the upper surface of the cover plate of the cavity, of the installation hole. The wedge-shaped piece cooperates with the first and second wedge-shaped parts to fix the nozzle in the installation hole and generate a horizontal and downward stress during thermal deformation. The upper sealing assembly seals an opening in the top end of the nozzle. The lower sealing assembly seals a gap between the nozzle and the cover plate of the cavity. The air inlet mechanism provided by the invention can be used to solve the problems that the nozzle is in sealing failure or is loosened relative to the reaction cavity in the high-temperature environment.

The invention relates to a high-rise cantilever structure formwork erecting system and a construction method. The high-rise cantilever structure formwork erecting system is characterized in that an inclined strut pre-buried steel plate is pre-buried in a lower-layer shear wall, an inclined strut is installed on the inclined strut pre-buried steel plate, a cantilever I-shaped steel is installed ina reserved hole in the shear wall on the layer, and a cantilever area formwork support is arranged on the cantilever I-shaped steel in a supported mode. The invention further provides a construction method during horizontal pipeline wall penetrating. The construction method comprises the construction steps that (1) the inclined strut pre-buried steel plate is manufactured; (2) pre-buried parts arepre-buried; (3) the reserved hole is reserved; (4) a groove-shaped prefabricated base plate is mounted; (5) a pre-welding connection positioning rod is installed; (6) the cantilever I-shaped steel ismounted; (7) an I-shaped steel inclined support is mounted; (8) supports in a cantilever area and a non-cantilever area are erected; (9) installing and pre-pressing are carried out on formworks; (10)a cantilever structure is mounted to integrally form a reinforcement cage; (11) I-shaped steel wire ropes are pulled; and (12) the reserved hole is plugged. According to the high-rise cantilever structure formwork erecting system and the construction method, construction is convenient, the construction quality and the construction safety of a cantilever slab can be improved, and good economic andtechnical benefits are achieved.

The invention discloses a high-pressure micro mist dust suppression nozzle protection hood. The high-pressure micro mist dust suppression nozzle protection hood comprises a fixing cover, a high-pressure micro mist dust suppression nozzle and a protection hood body. The high-pressure micro mist dust suppression nozzle penetrates the protection hood body and the fixing cover, and the high-pressure micro mist dust suppression nozzle is fixedly arranged in the protection hood body. The fixing cover and the protection hood body are fixed through a thread. The protection hood body has the functionsof fixing and protecting the high-pressure micro mist dust suppression nozzle. Through the design that the length of the nozzle is larger than the length of a connecting barrel in the protection hoodbody, influences on nozzle atomizing from the protection hood body are avoided; fixing of the nozzle is facilitated through the design of a first fixing disc and a second fixing disc in the protectionhood body, and through a first pressing block arranged in the fixing cover and a second pressing block arranged in the connecting barrel in the protection hood body, nozzle damage is prevented. According to the high-pressure micro mist dust suppression nozzle protection hood, nozzle installation is convenient and stable, daily overhauling is convenient, the deficiency of special dust removal protection on high-pressure micro mist nozzle equipment on the market is offset, the service life of the high-pressure micro mist nozzle is prolonged, the structure is simple, and design is reasonable.

The invention relates to an electromechanical lifting device special for construction of a bungalow. The device comprises a supporting column, a reinforcing rib and a steel wire rope and further comprises a base, convex lugs are arranged at the two ends of the base, a fixed plate is arranged at the right end of the base, limiting strips are arranged at the two ends of the fixed plate, a screw rod is arranged in the middle of the fixed plate, a nut and a pressing plate are arranged at the upper end of the screw rod, the pressing plate is arranged at the lower end of the nut, a motor is arranged on the base, a stand column is arranged at the right end of the base, the upper end of the stand column is hinged to a lifting arm and a guide wheel, a positioning sleeve is arranged in the middle of the lifting arm, and the right end of the lifting arm is hinged to a pulley. Bricks can be easily fixed through the fixed plate with the limiting strips, balance weight of the base is increased, the bricks can be easily fixed through the screw rod with the nut and the pressing plate, and the phenomenon that in the overall working process, the bricks loosen and fall off, and the weight balance effect is affected is avoided. The device is simple in structure, convenient to operate, economical and practical.

A fixing device for cable laying disclosed by the present invention comprises a mounting base, fixing holes and wire clamping devices, the fixing holes are formed in the two corresponding sides of the bottom edge of the surface of the mounting base, and the wire clamping devices are arranged at the top of the mounting base and are uniformly distributed at the top of the mounting base. The bottom of a limiting device is fixedly connected with the top of the mounting base, the bottom end of a connecting stud is fixedly connected with the position, close to the end, in the limiting device, a pressing device is connected to the top of the limiting device in a matched manner, and the pressing device and the connecting stud are connected in a matched manner and are fixed through a nut. The invention relates to the technical field of power construction devices. According to the fixing device for cable laying, the anti-vibration effect is achieved, the cable can be flexibly fixed and is not prone to being affected by a current magnetic effect, the vibration amplitude is effectively reduced, abrasion to a cable is reduced, the service life is prolonged, and the use performance is improved.

The invention belongs to the technical field of protective fences, and particularly relates to an all-terrain telescopic fence. The all-terrain telescopic fence comprises fence rods, main rods, sliding cylinders, grounding rods, top end magnetic locks, wherein the fence rods are crossed with one another and matched in a rotating mode; the sliding cylinders are in nest match with the main rods at the head ends and the tail ends of the main rods, and the fence rods are in rotating match with the sliding cylinders; the fence can fold and stretch, the interiors of the main rods are hollow, and thegrounding rods are arranged inside the main rods; grounding nails and pedals are arranged at the bottom ends of the grounding rods, the ground nails can be inserted into the ground by treading the pedals, so that the grounding rods are fixed; and the top end magnetic locks plays a role in locking the grounding rods, and the grounding rods are stored in the main rods through magnetic blocks insidethe top end magnetic locks. The fence is safe and firm, the problems of instability and easy toppling of a movable fence are effectively solved, the fence is convenient to install and fully fixed, and is suitable for various terrains; the fence is fully contacts with the ground and is suitable for uneven terrains, and gaps are reserved at the bottom of the fence to enable people or other animalsto duck through the fence; and the fence is safe, reliable, good in stability and high in adaptability.

The invention discloses a rotation support device for fruit tree plantation. The device includes fixation devices, supporting devices and a supporting snap ring; one ends of the supporting devices areslidingly arranged on the supporting snap ring; the fixation devices are in hinged joint with the end parts of the supporting devices; the supporting snap ring consists of a first snap ring and a second snap ring; the upper surfaces of the first and second snap rings are provided with first annular grooves which have the same size and at the same position; the side walls of the first and second snap rings are provided with second annular grooves which have the same size and at the same position; the bottom of the supporting snap ring is fixedly provided with three supporting columns; the supporting devices consist of first articulated seats, second articulated seats, rotating telescoping rods and supporting rods; the bottoms of the first articulated seats is fixedly provided with first guide rails; the bottoms of the second articulated seats is fixedly provided with second guide rails; and the first guide rails are fastened in the first annular grooves, and the second guide rails arefastened in the second annular grooves. The device is reasonable in structure and complete in function, and therefore, the fixing and supporting functions on fruit tree trunks can be realized, and supporting functions on fruit tree branches can be achieved as well.

The invention discloses nutrition powder for improving bone density and health of the intestines and the stomach. The nutrition powder is prepared from raw materials in parts by weight as follows: not higher than 40 parts of whole milk powder, not higher than 10 parts of high-oil desalted whey powder, not higher than 8 parts of lactose, not higher than 5 parts of dietary fiber, not higher than 1.5 parts of calcium carbonate and ocean fish oligopeptide, wherein the weight ratio of ocean fish oligopeptide to calcium carbonate is (1:1)-(1:2). Osteoporosis is advantageously prevented and relieved, besides, the health of the intestines and the stomach is improved, the physical function is improved, and the calcium absorption rate is increased. The nutrition powder has a good effect on improving osteoporosis, the intestinal function, the physical function and other aspects if taken for a long time.

The invention discloses a mounting and fixing assembly for an intelligent household electrical appliance controller, and relates to the technical field of controllers. The assembly comprises a shell, a controller body, a buffer pad and a cover plate, storage grooves are formed in the upper portions of the left side wall and the right side wall of the inner cavity of the shell, the buffer pad is arranged between the controller body and the shell, and storage plates are fixedly installed on the upper portions of the left end and the right end of the controller body; and two limiting plates are symmetrically and fixedly installed on the upper portion of the front end and the upper portion of the rear end of the controller body, clamping grooves are formed in the four corners of the upper end of the shell, clamping plates are fixedly connected to the positions, corresponding to the four clamping grooves, of the four corners of the lower end of the cover plate, and a wiring hole is formed in the bottom wall of the inner cavity of the shell. The sum of the height of the containing plates and the height of the buffer pad is not smaller than the depth of the containing grooves, and after the cover plate is installed, the buffer pad can slightly deform, so that a certain buffer effect is achieved, and relative fixation of the controller body and the shell is facilitated.

The invention relates to an urban landscaping grass planting slope protection structure, and belongs to the technical field of slope protection structures, the urban landscaping grass planting slope protection structure comprises an original slope layer and a planting soil layer, and a plurality of fixing nets are arranged between the original slope layer and the planting soil layer; the fixing nets are arranged in the gradient direction of the original slope layer, the fixing nets are distributed in an array mode, fixing assemblies are arranged at the four corners of each fixing net, and the fixing nets are fixed to the original slope layer through the fixing assemblies. The method is beneficial to enhancing the greening effect of urban gardens.

The invention relates to a fabricated double-layer corrugated steel plate composite shear wall and a splicing method thereof. The fabricated double-layer corrugated steel plate composite shear wall comprises two vertical square steel pipes and a prefabricated shear wall assembled in the two vertical square steel pipes, wherein two reinforcing meshes in the prefabricated shear wall are fixedly installed on the two opposite side walls of a steel plate mechanism correspondingly, concrete layers are poured outside the reinforcing meshes, pre-embedded inserting plates are fixedly installed on the two sides of the upper end of the steel plate mechanism correspondingly, inserting grooves matching with the pre-embedded inserting plates are formed in the two sides of the lower end of the steel plate mechanism correspondingly, the pre-embedded inserting plates, the concrete layers on the two sides of the inserting grooves and the lower end of the steel plate mechanism are provided with matching first steel bar through holes, steel bars are arranged in the first steel bar through holes in an inserted mode, and superimposed sheet bottom plates are assembled on the prefabricated shear wall. The problems that according to an existing connection mode of fabricated shear walls and shear walls and a connection mode of the shear walls and prefabricated floor slabs, the integrity of the shear walls and the prefabricated floor slabs after assembly is poor, construction is inconvenient and not stable enough, multiple splicing cannot be realized, the operation is tedious, and the construction efficiency is low are solved.

The invention relates to the technical field of wastewater treatment, in particular to a composite material with zero-valent iron immobilized by biochar and application of the composite material in removal of tetracycline in water, hematite and biomass are added into deionized water, and ultrasonic treatment is performed after sufficient stirring; after drying, pyrolyzing in a tubular furnace at 700-900 DEG C, and introducing nitrogen as a protective carrier gas in the whole process; and respectively washing the pyrolyzed material with ethanol and deionized water, drying in a vacuum oven to obtain a BC / ZVI composite material, adding the BC / ZVI composite material into water containing tetracycline, and stirring at a constant speed. The method disclosed by the invention is relatively high in pollutant removal efficiency and relatively large in adsorption capacity.

The invention discloses a portable lighting device for power line inspection and repair. The portable lighting device comprises a searchlight, a shell, a battery cover, a battery, a fixing buckle, a fixing belt, a magnet, a connecting device, a rotary shell, a first lampshade, a first lamp panel, a second lamp panel, a second lampshade, a third lamp panel, a third lampshade, a switch, a groove body, a spring, a fixing cover, a pin shaft, a locking part and a clamping groove. The portable lighting device has the beneficial effects of being reasonable and simple in structure, low in production cost and convenient to mount. When a power line is inspected and repaired at night, the searchlight is started through a switch firstly, and a maintainer can find the fault of the power line quickly and conveniently; the magnet is arranged so that the lighting device can be attracted to an iron plate for lighting, and the maintainer can conveniently inspect and repair a power line cabinet; the fixing buckle and the fixing belt are additionally arranged, and the lighting device can be conveniently fixed to a fixed object for lighting; and the additionally-arranged first lamp panel, the second lamp panel and the third lamp panel can be used for lighting according to the requirements.

The invention discloses a label production device and a production process. The label comprises release paper and surface paper detachably pasted on the release paper, and a non-stick strip detachablypasted on the surface paper is arranged between the release paper and the surface paper; the production device comprises a separation rod and a lead-in rod which are arranged on the same side in thetransmission direction of a label; the separation rod and the lead-in rod are sequentially arranged in the transmission direction of the label; the working end of the separation rod is inserted between the release paper and the surface paper of the label, and the side edges of the release paper and the surface paper are separated; and one end, corresponding to the working end of the separation rod, of the lead-in rod is inserted between the release paper and the surface paper of the label; and the non-sticky strip with the set width strides over the end of the lead-in rod and then enters the portion between the release paper and the surface paper. The label production device and production process have the beneficial effects that the problem that the release paper and the surface paper aredifficult to peel off in the peeling process of a hand-mounted label is solved, and the use of the label production device is convenient; and the wrinkling problem of the peeling edge of the surfacepaper in the label peeling process is also reduced, and the using efficiency and the using beauty of the label are improved.

The present application provides a gas discharge lamp, comprising: an arc tube, including a tube body, first and second terminal electrodes located at both ends of the tube body, and a wire arranged on the outer wall of the tube and located between the first and second terminal electrodes; The auxiliary starting module is arranged on the side of the first terminal electrode, including a conductive sheet and a photosensitive heat radiator. The conductive sheet is connected to the first terminal electrode and the wire. The conductive sheet is made of a heat-sensitive material, and the photosensitive thermal radiator is arranged adjacent to the conductive sheet. The light radiation and / or thermal radiation output by the arc tube is used to irradiate the conductive sheet, and the conductive sheet is deformed by heat to disconnect the electrical connection between the wire and the first terminal electrode. This application shortens the discharge distance through the conductive sheet, increases the start-up speed of the arc tube and reduces the difficulty of starting, and irradiates the light radiation and / or thermal radiation output by the arc tube to the conductive sheet through the light-induced heat radiator, which can prevent the conductive sheet from being connected to the wire for a long time And the early attenuation of the electrode tip of the first end electrode caused by the first end electrode, the blackening of the inside of the arc tube and other problems.

The invention provides a vibrating mechanism used for a powder adding machine. The top and the bottom of a vibrating bar are each provided with a slide way. The slide ways comprise the top slide way and the bottom slide way. The bottom slide way is provided with two clamping mechanisms which are arranged at the two ends of the bottom slide way. The top slide way is provided with a clamping mechanism which is located in the middle of the top slide way and comprises two clamping blocks. The clamping blocks are connected to the top slide way in a sliding manner. The two clamping blocks comprise the first clamping block and the second clamping block which are symmetrically arranged in a left and right manner. Each clamping block is of a square structure and provided with an arc-shaped groove. A fixing belt is connected to one side of the exterior of the first clamping block. A snap fastener is arranged at the top end of the fixing belt. A snap fastener is arranged on one side of the exterior of the second clamping block. The fixing belt is connected with the second clamping block through the snap fasteners. A motor is arranged at the bottom of the vibrating bar, and therefore a plurality of heating pipe fixing mechanisms are added while heating pipes are effectively clamped, powder can be added to three heating pipes at the same time, work efficiency is improved, and safety performance is improved.

This embodiment can reduce the height of an optical connection part including a bent optical fiber having a curved shape part and an optical fiber fixing part in a safer and more stable manner than the prior art. Before fixing the optical fiber fixing member to the bent optical fiber, forming and heating of the bent portion using the obliquely arranged optical fiber fixing member are repeated a plurality of times on the optical fiber to which the optical fiber fixing member is movably attached. During this time, the movement of the optical fiber and the heating of the bent portion may be alternately repeated to form a plurality of bent portions in which stress is released in the longitudinal direction of the optical fiber.

The invention discloses a linear motion bearing, comprising a support (3) and a rolling body (4), wherein an upper seat retainer (1) and a lower seat retainer (2) are mounted on the support (3); openings (9) fitted with the shapes of the upper part and the lower part of the support (3) are respectively formed in the middle parts of the upper seat retainer (1) and the lower seat retainer (2); the upper seat retainer (1) is sleeved on the upper part of the support (3); the lower seat retainer (2) is sleeved on the lower part of the support (3); the top surfaces of the upper seat retainer (1) and the lower seat retainer (2) are respectively provided with an annular groove which is fitted with the shape of the rolling body (4); the rolling body (4) can be arranged between the upper seat retainer (1) and the lower seat retainer (2) in a rolling manner; the side of the rolling body (4) can be arranged on a waist type hole shaped periphery of the support (3) in a rolling manner; and a housing (5) is arranged on one side of the rolling body (4). The linear motion bearing disclosed by the invention has the advantages that the rolling body is further fixed; the structure of the linear motion bearing is firmer; the linear motion bearing can be used on a sliding body separately, and is reasonable in structure and artful in design; and the application range is effectively enlarged.

The invention discloses a high-pressure micro mist dust suppression nozzle protection hood. The high-pressure micro mist dust suppression nozzle protection hood comprises a fixing cover, a high-pressure micro mist dust suppression nozzle and a protection hood body. The high-pressure micro mist dust suppression nozzle penetrates the protection hood body and the fixing cover, and the high-pressure micro mist dust suppression nozzle is fixedly arranged in the protection hood body. The fixing cover and the protection hood body are fixed through a thread. The protection hood body has the functionsof fixing and protecting the high-pressure micro mist dust suppression nozzle. Through the design that the length of the nozzle is larger than the length of a connecting barrel in the protection hoodbody, influences on nozzle atomizing from the protection hood body are avoided; fixing of the nozzle is facilitated through the design of a first fixing disc and a second fixing disc in the protectionhood body, and through a first pressing block arranged in the fixing cover and a second pressing block arranged in the connecting barrel in the protection hood body, nozzle damage is prevented. According to the high-pressure micro mist dust suppression nozzle protection hood, nozzle installation is convenient and stable, daily overhauling is convenient, the deficiency of special dust removal protection on high-pressure micro mist nozzle equipment on the market is offset, the service life of the high-pressure micro mist nozzle is prolonged, the structure is simple, and design is reasonable.

The invention relates to a multipurpose intubation fixator and an operation method, and is characterized in that the multipurpose intubation fixator comprises an oral intubation fixator, a nasogastric tube fixator, an open type fixing tube hoop and a head fixing band, the oral intubation fixator comprises an upper lip wing, an upper tooth pad connected with the upper lip wing into a whole, a lower lip wing and a lower tooth pad connected with the lower lip wing into a whole, the upper tooth pad and the lower tooth pad are provided with a cannula cavity and a straw cavity, head fixing belt hooks are arranged on the top faces of the upper lip wing and the lower lip wing, the nasogastric tube fixator is assembled with the oral cannula fixator through nasogastric tube fixator lock holes in the upper lip wing, and the head fixing belt is connected with the head fixing belt hooks on the oral cannula fixator. The fixing device has the advantages that the fixing device can be used for simultaneously fixing the oral intubation and the nasogastric tube, independently fixing the oral intubation, fixing the gastric lavage intubation, assisting in gastroscopy, various patients needing to open the oral cavity and fixing an anaesthetic mask, is reasonable in overall structural design, convenient to use, safe and comfortable, reduces the nursing cost, and improves the success rate of rescue and treatment of the patients.

The invention discloses a purification protection device of a laser engraving machine, which comprises a purification protection device body, a protection mechanism, a purification mechanism, the laser engraving machine and a fixing mechanism; the other side of the purification protection device body is connected with the protection mechanism in an embedded mode; one side of the purification protection device body is connected with the purification mechanism in an embedded mode; the laser engraving machine is connected to the top of the other side of the protection mechanism in an embedded mode; the fixing mechanism is connected to the bottom of the other side of the protection mechanism in an embedded mode; an anti-skid pad is connected to the bottom end of the protection mechanism in anembedded mode; the protection mechanism facilitates protection of instruments in the device, and therefore operators can install the instruments conveniently; the purification mechanism is beneficialto purification of air in the device, so that the visibility of the operators and the finished product quality of articles are improved, the practicability of the device is improved; and the laser engraving machine is beneficial to facilitating adjustment of a laser by the operators so as to perform laser engraving on the articles, and the purification protection device has a wide development prospect in the future.

The reciprocating oscillation type induction cooker comprises an induction cooker body, a cookware fixing frame and a reciprocating oscillation device, the reciprocating oscillation device comprises a box body and an oscillation plate above the box body, a swing supporting mechanism and an oscillation mechanism are arranged in the box body, and the swing supporting mechanism comprises an I-shaped beam connected to the bottom of the oscillation plate; the oscillation mechanism drives an I-shaped beam, an oscillation plate and an induction cooker body to generate oscillation through a motor, an eccentric shaft of an eccentric wheel and an outer shaft driving rod of a double-shaft balance wheel. The novel oscillation device is designed for the induction cooker body, so that the induction cooker body has oscillation in the horizontal direction and oscillation in the vertical direction, the vibration effect on cookware on the induction cooker is improved, the effect similar to manual stirring is achieved, and the phenomenon that the cookware is burnt is reduced. And a frame structure for fixing the cookware is designed, so that the cookware is more favorably fixed. Meanwhile, the frames in various forms are designed and can be separated from the induction cooker, so that the induction cooker is convenient to use. And the two-half frame is adopted, so that cookware with different sizes can be fixed.

The invention discloses a clamping tool for a powder adding machine. The clamping tool comprises a fixed plate, wherein a slide path is arranged on the fixed plate; two clamping blocks are arranged on the slide path; the clamping blocks are connected on the slide path in a sliding mode; the two clamping blocks comprise a first clamping block and a second clamping block, which are symmetrically arranged left and right; the clamping blocks are square structures; arc-shaped grooves are formed in the clamping blocks; one side of the outer part of the first clamping block is connected with a fixed belt; a snap fastener is arranged at the top end of the fixed belt; one side of the outer part of the second clamping block is provided with a snap fastener; and the fixed belt is connected with the second clamping block through the snap fastener. According to the clamping tool, the special arc-shaped grooves are matched with the fixed belt, thereby facilitating the fixing of a heating tube; the arc-shaped structural design is fitted with the outer surface of the heating tube better, so that the using effect is improved; in use, the positions of the clamping blocks are regulated, according to the size of the heating tube, on the slide path, and the heating tube is fixed between two clamping blocks, and fixed by virtue of the fixed belt, so that using needs of heating tubes with various models can be met, the range of application is expanded, and the working efficiency is improved.

The invention discloses an efficient clamping mechanism for a powder feeding machine. The efficient clamping mechanism comprises a fixing plate. Sliding ways are arranged at the top and the bottom of the fixing plate respectively, and the two sliding ways are each provided with a clamping mechanism body. Each clamping mechanism body comprises two clamping blocks, and the clamping blocks are connected to the sliding ways in a sliding manner. The two clamping blocks in each clamping mechanism body include the first clamping block and the second clamping block and are arranged in a left-and-right symmetry manner, and the clamping blocks are of square structures. The clamping blocks are provided with arc grooves. Fixing belts are connected to the outer sides of the first clamping blocks, snap fasteners are arranged at the top ends of the fixing belts, snap fasteners are arranged on the outer sides of the second clamping blocks, and the fixing belts are connected with the second clamping blocks through the snap fasteners. Simultaneous powder feeding is carried out on two heating tubes while the heating tubes are effectively clamped, and the work efficiency and the safety performance are improved.

The invention relates to an efficient energy-saving elevator door motor and a control system thereof. The motor comprises a rack, a rotary cover and a reinforcing frame. The middle part of the rack isconnected with an equipment plate. A fastening column is arranged on one side of the interior of the equipment plate. A limiting plate is arranged on one side of the top end of the equipment plate. One side of the outer part of the rack is connected with a hood. A connecting bolt is mounted in the middle of the hood. A rotary cover is arranged on one side of the connecting bolt. The top end of the rotary cover is connected with a motor system device. The reinforcing frame is arranged at the bottom end of the rotary cover. A sliding groove column is arranged at the bottom end of the equipmentplate. Sliding boxes are arranged on the two sides of the sliding groove column. The elevator door motor has the beneficial effects that the belt between the elevator belt pulleys effectively penetrates through the space between the isolation plate and the belt hole, so that the belt of the elevator belt pulleys has an independent rotating space, foreign matters are prevented from entering the belt of the elevator belt pulleys, the foreign matters are prevented from entering the efficient energy-saving elevator door motor, and the failure rate of the efficient energy-saving elevator door motoris reduced.

The invention relates to a seawater detection system, comprising a device box, a base and a detection cage which are sequentially fixed from top to bottom; a communication mechanism, a locating mechanism, a controller and a storage battery are fixedly arranged in the device box; the base is of a cone-shaped structure with big top and small bottom; a plurality of fixed seats are fixed at the lowerend of the base, a detection plate is fixed at the lower end of each fixed seat, and sensors used for detecting water quality are respectively fixed at the two sides of each detection plate; the detection cage is of a cylinder structure with the upper end open; each detection plate is arranged in the detection cage; a plurality of upright posts are fixed outside the detection cage, the upper end of each upright post is fixed with the lower end of the base, and the lower end of each upright post is fixed with a pedestal of the detection cage; a plurality of baffles are fixed from top to bottomon two adjacent upright posts, and each baffle is tilted downwards in arrangement from the inside of the detection cage towards the outside of the detection cage; and the controller is respectively connected with the communication mechanism, the locating mechanism, the storage battery, the detection plates and the sensors by virtue of an electrical signal.