42results about How to "Realize the effect of saving energy and reducing consumption" patented technology

The invention relates to the technical field of black metal ore exploitation and beneficiation, in particular to a beneficiation process of low-grade magnetite and specularite mixed ore, which is especially suitable for associated magnetite and specularite mixed ore of Zhouyoufang iron ore. The novel beneficiation process is realized according to an operation procedure and the process proceduressuch as ore crushing, one-stage grinding and grading, reselecting, one-stage weak magnetic separation, one-stage strong magnetic separation, two-stage grinding and grading (crude concentrate re-grinding), two-stage weak magnetic separation, two-stage strong magnetic separation, reverse floating and the like. The iron ore is comprehensively recycled, and a high-quality iron concentrate product is produced. The process has the characteristics of energy saving, high beneficiation efficiency and low beneficiation cost.

The invention relates to an air conditioner control method and an air conditioner control device, and belongs to the field of air conditioner control. The air conditioner control method comprises thesteps that an outdoor temperature is acquired; a setting temperature corresponding to the outdoor temperature is acquired from a preset model based on the acquired outdoor temperature, wherein the preset model can characterize the corresponding relation between the outdoor temperature and the setting temperature; and an air conditioner is controlled to run according to the acquired setting temperature. By acquiring the outdoor temperature, acquiring the setting temperature corresponding to the outdoor temperature preset the preset model and controlling the air conditioner to run according to the acquired setting temperature, the effect that the setting temperature for air conditioner running is dynamically adjusted according to outdoor temperature change can be realized, and the indoor andoutdoor temperature difference is reduced to a certain extent, so that the time for a human body to adapt to the temperature difference is shortened, the effect of improving a comfort level of the human body is realized, and the effects of energy conservation and consumption reduction are realized simultaneously.

The invention discloses a connection structure for a rotor spindle and a crank shaft of a double-end motor. The connection structure comprises the rotor spindle and the crank shaft, wherein the crank shaft comprises a cylinder connection base and a cylinder transmission part, the transmission part is located on one side of the bottom surface of the connection base to form an eccentric structure, the transmission part is provided with a rotor spindle installation hole which penetrates through the connection base, the crank shaft is provided with a clamp slot which is communicated with the rotor spindle installation hole, an installation slot is arranged on the rotor spindle corresponding to the clamp slot, a locating block is arranged in the installation slot and is adaptive to the clamp slot, and the crank shaft is provided with a drive mechanism for driving the locating block to swing. The connection structure is characterized in that the locating block and the drive mechanism for driving the locating block to swing are arranged between the rotor spindle and the crankshaft, so that when the locating block swings, the crank shaft is locked, as a result, the location of the crank shaft is guaranteed, the locking force between the crank shaft and the rotor spindle is increased, the crank shaft is prevented from being loosened in the rotation process, and the improvement of the center balance of the rotor spindle is guaranteed when both ends of the rotor spindle are provided with crankshafts.

The invention relates to a composite salt spray corrosion test box, comprising a box body (1), a spray system, a mist removal system and an electrical system. The box body (1) is provided with a box cover (2), and the box body (1) There is a working chamber (3), a sample rack (4) is arranged in the working chamber (3), the spray system includes a spray tower (5), a salt water tank (6) and a saturated barrel (7), and the spray tower (5) is provided with There are nozzles, the water inlet of the nozzle is connected to the water outlet of the peristaltic pump through a pipeline, a valve is installed at the water inlet of the nozzle, the water inlet of the peristaltic pump is connected to the water outlet of the brine tank (6) through a pipeline, and the air inlet of the nozzle is connected to the saturated bucket (6) through a pipeline. 7) The air outlet, the spray system, the defogging system, and the peristaltic pump are respectively connected to the electrical system; compared with the prior art, the present invention not only has a high degree of automation, is safe and reliable, but also has a lower flow spray function, which can realize partition control, It has the effect of saving energy and reducing consumption.

The invention discloses a simple and efficient calculating method for an oxygen blowing quantity of an electric-arc furnace. The oxygen blowing quantity = (raw material charge weight*weight percentage of Si in raw material-melt discharge amount*weight percentage of Si in melt)*0.798*0.4+(raw material charge weight*weight percentage of C in the raw material-melt discharge amount*weight percentage of C in melt)*0.932*(0.5-0.7)+[(raw material charge weight*weight percentage of Si in the raw material- melt discharge amount*weight percentage of Si in melt)*0.798*0.4+(raw material charge weight*weight percentage of C in the raw material-melt discharge amount*weight percentage of C in melt)*0.932*(0.5-0.7)]*0.2, wherein the melt discharge amount= raw material charge weight*casting yield. The method disclosed by the invention has the advantages that the electric consumption is reduced to a great extent, the utilization rate of oxygen is improved, the furnace body is not damaged, so that the energy-saving and cost-reducing effect is realized.

The invention relates to a column pulling device for a water conservancy project. The inclined upper end of an inclined connecting rod is fixedly connected with the inner side wall of a supporting rotating shaft; the supporting rotating shaft is fixedly arranged on a fixing supporting frame; four moving grooves are formed in the upper end face of a connecting sleeving ring; a first moving plate and a second moving plate are movably arranged in the moving grooves; the first moving plate and the second moving plate are connected through a plurality of first supporting springs; a mud scraper is fixedly connected with the end, away from the first moving plate, of the second moving plate; the sides, close to each other, of the mud scraper and a column body are arranged in a sliding mode; and alocking mechanism is arranged inside mud scraping equipment and used for locking the relative positions of the first moving plate and the second moving plate. According to the column pulling device for the water conservancy project, the arrangement of a clamping jaw can be suitable for clamping and pulling of column piles made of different materials, so that the problem that the clamping jaw and the column piles slide relative to each other in the column pile pulling process is avoided, and therefore the construction efficiency is improved.

The invention relates to a manhole cover plate with a rectification cover and a vent valve of a combined water supply pipeline. The manhole cover plate comprises a cover plate body connected with the position of a manhole of a water supply main pipe, wherein a through hole is arranged at the center of the cover plate body, a short tube penetrates through the through hole of the cover plate body, an air hole is formed in the tube body at the lower end of the short tube positioned in the manhole, the lower end of the short tube is connected with a rectification cover plate which covers the hole in the position of the manhole of the water supply main pipe, and the upper end of the short tube is sequentially connected with a repair valve and the vent valve through flanges. By means of structural optimization and innovation, a water delivery system can effectively save energy and reduce cost, and the whole device is simple in structure, easy to manufacture, strong in practicability, applicable to all water supply projects using large-diameter pipes, especially suitable for long-distance water delivery pipelines.

The invention relates to a low-temperature slag-removal accelerant. The low-temperature slag-removal accelerant is characterized by comprising the following components in parts by weight: 70-80 partsof silicon dioxide, 10-16 parts of aluminum oxide, 0.2-2 parts of potassium oxide, 1-3 parts of iron oxide, 1-3 parts of calcium oxide, 0.2-2 parts of titanium oxide, 0.1-1 part of strontium oxide, 0.2-2 parts of magnesium oxide, 2-5 parts of borax, 3-6 parts of sodium salt, 1-3 parts of copper salt and 2-5 parts of phosphate. The various components of the low-temperature slag-removal accelerant are synergistic, after the components are melted, melt viscosity is high, slag gathering efficiency and drossing efficiency are improved, in a molten iron smelting process, impurities can be separatedunder the condition that the temperature is lower than a conventional slag-removal temperature by 300 DEG C relatively, effects of energy conservation and emission reduction are achieved, the servicelife of a boiler is prolonged, and popularization and application are facilitated.

The invention relates to a cutting device for English learning card manufacturing. According to the cutting device, a transmission mechanism comprises second rotating rods and two fixed support vertical plates, the two fixed support vertical plates are rotatably provided with the second rotating rods correspondingly, one of the second rotating rods is connected with a transmission motor, the transmission motor is fixedly arranged on the corresponding fixed support vertical plate, the two second rotating rods are fixedly sleeved with transmission roller shafts correspondingly, and the two transmission roller shafts are in transmission connection by means of a transmission belt. According to the cutting device, in the card cutting process, manual operation is not needed for earlier-stage placement of cards and taking of the cards after cutting is completed, and in the two steps, shutdown is not needed, so that by means of the cutting device, the efficient cutting effect can be achieved,operation steps can be reduced, the time-saving and labor-saving effects are achieved, and compared with a card cutting device in the prior art, the cutting device has the advantages that the workingefficiency can be greatly improved, and labor is saved.

The invention discloses an intelligent on-line energy distribution control system for improving an iron and steel energy utilization rate. The intelligent on-line energy distribution control system comprises a housing; and an inner cavity of the housing is fixedly connected with a circuit board by a bolt. An output interface and a fiber are arranged in a penetrating manner at the left side of the housing successively from top to bottom; the right ends of the output interface and the fiber are fixedly connected with the circuit board; and the left end of the fiber is connected with a detector. A processor, a memory bank, a feedback module, a control panel, a control terminal and a data comparator are arranged at the circuit board; and the output terminal of the processor is connected with the input terminals of the data comparator and the memory bank electrically. According to the intelligent on-line energy distribution control system, the original manual statistic way is replaced, so that the energy data management requirement of an enterprise can be met and lots of manpower and material resources can be saved. Moreover, human error occurrence is avoided; the management efficiency is improved; and the energy conservation and consumption reduction effect is realized.

The invention discloses a method for preventing crack and reinforcing conductivity of an assembled anode and a structure thereof. The invention adopts an aluminum steel anti-cracking conducting strip which can be connected with an aluminum guide bar and a steel claw beam by welding respectively to be connected with the outside of the existing aluminum guide bar and steel claw beam which are connected into a whole, wherein the aluminum steel anti-cracking conducting strip is made by welding an aluminum plate and a steel plate together by an aluminum steel explosive welding plate. The invention can effectively prevent a prebaked anode cell assembly from breaking and early cracking, and can improve the electric conductivity of the anode cell assembly and realize the effect of energy conservation and consumption reduction.

The invention discloses efficient drying equipment for preparation of traditional Chinese medicine decoction pieces. The efficient drying equipment comprises a drying oven, a plurality of supporting columns are symmetrically and fixedly connected to the bottom side wall of the drying oven, a drying cavity is formed in the drying oven, an air inlet flow dividing cavity and an air outlet flow gathering cavity are formed in the two ends of the drying cavity correspondingly, and an air inlet pipe communicating with the air inlet flow dividing cavity is fixedly connected to the end, close to the air inlet flow dividing cavity, of the drying oven. According to the efficient drying equipment, an electrified thin resistance wire is adopted as a drying assembly, the characteristic that the electrified thin resistance wire emits heat and emits red light after being electrified is utilized, and heating and drying treatment is carried out on the traditional Chinese medicine decoction pieces mainly by means of a heat radiation mode; compared with a traditional hot air drying mode and a high-temperature environment drying mode, the mode has the characteristics that the heat utilization rate is higher, more energy is saved, and the drying efficiency is remarkably improved; and in the drying process, the drying cavity is in a negative pressure state, so that water is easier to evaporate, then the drying work of the traditional Chinese medicine decoction pieces can be efficiently completed, the drying speed is high, and the drying effect is good.

The invention relates to the technical field of black metal ore exploitation and beneficiation, in particular to a beneficiation process of low-grade magnetite and specularite mixed ore, which is especially suitable for associated magnetite and specularite mixed ore of Zhouyoufang iron ore. The novel beneficiation process is realized according to an operation procedure and the process proceduressuch as ore crushing, one-stage grinding and grading, reselecting, one-stage weak magnetic separation, one-stage strong magnetic separation, two-stage grinding and grading (crude concentrate re-grinding), two-stage weak magnetic separation, two-stage strong magnetic separation, reverse floating and the like. The iron ore is comprehensively recycled, and a high-quality iron concentrate product is produced. The process has the characteristics of energy saving, high beneficiation efficiency and low beneficiation cost.

The invention discloses a heat exchanger and hot water equipment. Water is introduced into a first water inlet, and the water flows into a second water cavity. When a heat exchange plate group is assembled into a heat exchange shell, a ventilation channel communicates with a combustion chamber, therefore hot air in the combustion chamber enters the ventilation channel, and the hot air exchanges heat with the water in the second water cavity, so that the water temperature rises. The heated water flows into a first water outlet from the second water cavity and is output from the first water outlet, and the supply of the hot water is completed. The heat exchange shell is further provided with a first water cavity, the first water cavity is circumferentially distributed around the combustion chamber, therefore the water enters the first water cavity while the water enters the second water cavity, and the entering water can absorb a large amount of heat from the heat exchange shell, so thatthe temperature of the surface of the hot water equipment is effectively reduced, and the safe use of the equipment is guaranteed.

The invention discloses an energy-saving type straight wall front and back disc variable camber curve element ternary impeller. The impeller comprises a front disc, blades, a rear disc and a shaft disc, the front disc and the rear disc are both of straight wall structures, blades are variable camber curve element ternary twisted blades, that is, the front disc and the rear disc of the draught fan impeller are both of traditional draught fan straight wall structures, original binary blades are replaced with variable camber curve element ternary blades, through adjusting of the curvature of the blades in the impeller inlet blade height direction, when the impeller rotates, blade force exerted to the airflow by the blades can properly balance centrifugal inertia force during converting the axial direction of the air flow into the radial direction, and therefore severe changes of the speed of the air flow on an inlet are weakened. A centrifugal draught fan with the ternary impeller is further protected, through the blade force of the variable camber curve element ternary impeller, the side effect of small-radius turning inertia force can be overcome, the straight wall front and rear disc traditional structure is adopted, the straight wall front and back disc variable camber curve element ternary impeller is designed, and the energy-saving effect of the ternary impeller of the draught fan is achieved.

The invention relates to improved column pulling equipment for hydraulic engineering. The improved column pulling equipment comprises a fixed supporting frame and a column body, the fixed supporting frame is movably arranged on a foundation, the column body is fixedly inserted into the foundation, a fixed clamping mechanism is arranged outside the column body in a clamping and sleeving mode, and the fixed clamping mechanism is arranged in a fixed supporting frame. The equipment can be suitable for clamping and pulling of column piles made of different materials, the problem that in the columnpile pulling process, clamping jaws and the column piles slide mutually is avoided, therefore construction efficiency is improved, meanwhile, the equipment is reasonable in structural design, in the column pile pulling process, the column piles are subjected to vertical upward pulling force, furthermore, the column piles can rotate, so that the pulling effect is improved, in the design process, amud scraping mechanism is further arranged outside the column piles, mud on the column piles can be synchronously scraped away through mud scraping equipment along with pulling of the column piles, the subsequent cleaning procedure is omitted, and the effect of efficient work is achieved.

The invention relates to a combustor adjusting method and system based on a temperature field, a DCS (Distributed Control System) and a medium. The method comprises the following steps: acquiring area temperatures of a plurality of preset areas in a hearth; calculating the average temperature in the hearth based on the area temperatures of the plurality of preset areas; calculating the absolute value of the difference value between the area temperature of each preset area and the average temperature, and acquiring the deviation value of each preset area; adjusting a first adjusting mechanism and / or a second adjusting mechanism of each preset area based on the deviation value of each preset area; and repeating the step of obtaining the area temperatures of the plurality of preset areas in the hearth. The temperature in the hearth is uniform, the overall combustion efficiency of the hearth can be improved, the pulverized coal heat energy conversion rate in the power generation process is high, the energy conservation and consumption reduction effects are achieved, generation of thermal NOx is reduced, and then harm to the atmospheric environment is reduced.

The invention relates to cutting equipment for making an English study card. The cutting equipment comprises a support workbench, a support frame and a support cutting table. The support frame is fixedly arranged on the edge of the upper end surface of the support workbench, the support cutting table is fixedly arranged on the upper end surface of the support workbench, and a card body is arranged on the support cutting table. Due to the arrangement of the cutting equipment, in the card cutting process, early-stage placement of the card and fetching of the card after cutting is completed both do not require manual operation, and shutdown is not needed in the two steps. In this way, through the cutting equipment, the efficient cutting effect can be achieved, the operation steps can be saved, and the effects of saving time and labor are achieved. Compared with a card cutting device in the prior art, by using the cutting equipment, the working efficiency can be greatly improved, labor is saved, and therefore the use of the cutting equipment has a higher market prospect.

The invention provides a method for adjusting biological nitrogen and phosphorus removal by using a concentration gradient. The method comprises the following steps: (1) detecting concentrations of parameters at different positions in an anaerobic tank, an anoxic tank and an aerobic tank along a water flow direction; (2) comparing the detected concentration with a corresponding theoretical concentration gradient trend, and adjusting parameters which do not accord with the corresponding theoretical concentration gradient trend; and (3) after the operation is adjusted, repeatedly detecting the key parameters which do not accord with the corresponding theoretical concentration gradient trend. According to the method for adjusting biological nitrogen and phosphorus removal by using the concentration gradient, numerical values obtained according to certain parameters detected at different positions in an anaerobic tank, an anoxic tank and an aerobic tank in a biological nitrogen and phosphorus removal process are combined with an actual operation effect; therefore, biological nitrogen and phosphorus removal is guided and accurately adjusted to ensure that the total nitrogen, total phosphorus and ammonia nitrogen of effluent stably reach the standard, and meanwhile, the dosage of a carbon source, the dosage of a chemical phosphorus removal agent and the air volume of a fan are adjusted to achieve the effects of saving energy and reducing consumption.

The invention discloses a method for preventing crack and reinforcing conductivity of an assembled anode and a structure thereof. The invention adopts an aluminum steel anti-cracking conducting strip which can be connected with an aluminum guide bar and a steel claw beam by welding respectively to be connected with the outside of the existing aluminum guide bar and steel claw beam which are connected into a whole, wherein the aluminum steel anti-cracking conducting strip is made by welding an aluminum plate and a steel plate together by an aluminum steel explosive welding plate. The inventioncan effectively prevent a prebaked anode cell assembly from breaking and early cracking, and can improve the electric conductivity of the anode cell assembly and realize the effect of energy conservation and consumption reduction.

According to the animal hair collecting equipment for the veterinarians, a pushing vertical plate is arranged on the upper edge of a movable supporting plate, and a storage battery is arranged on an upper end face of the movable supporting plate; a plugging mechanism is arranged on the fixing pipe and comprises a plugging plate and a plugging groove, the plugging groove is formed in the inner sidewall of the fixing pipe, one end of the plugging plate is movably arranged in the plugging groove, the other end of the plugging plate is fixedly connected with one end of a third guide assembly, andthe other end of the third guide assembly is fixedly connected to the side wall of the supporting plate; the supporting plate is fixedly arranged on the upper end face of the first bearing plate. Byadditionally arranging the hair collecting device, a veterinarian can collect hair through the hair collecting device after completing an operation on an animal, so that the cleaning effect is achieved, due to the fact that adsorption type cleaning is adopted, hair flying can be avoided in the cleaning process, and after hair collecting is completed, the hair collecting device can be used for collecting the hair conveniently; hair may be squeezed together.

The invention relates to a potential energy loading and energy recycling device which comprises a dragging motor and a feedback motor, wherein the feedback motor is mechanically connected with an output shaft of the dragging motor, and is used for simultaneously driving a load; the dragging motor is separately and electrically connected with a dragging motor driving device; the feedback motor is a direct current (DC) series excited motor; and the feedback motor is electrically connected with an energy storage unit, and is used for recovering the energy and providing electric energy when being used for driving the load. According to the potential energy loading and energy recycling device, a composite motor is formed by the dragging motor and the feedback motor, so that the power needed by dragging can be met, the feedback energy can be recovered and applied during reverse dragging, the equipment manufacturing cost and operation cost are reduced, and the effects of saving energy and reducing consumption can be achieved.

An energy-saving straight-wall front and rear disc variable curvature curve element ternary impeller, including front disc, blade, rear disc and shaft disc, the front disc and the rear disc are both straight wall structures, and the blade is a variable curvature curve element ternary twist. The blades, that is, the front and rear discs of the fan impeller still use the traditional fan straight wall structure, and the original binary blades are replaced by ternary blades with variable curvature curve elements. The blade force exerted by the blades on the airflow can properly balance the centrifugal inertial force when the airflow changes from the axial direction to the radial direction, thereby weakening the drastic change of the airflow speed at the inlet; the present invention also requires protection of the centrifugal fan using the ternary impeller The present invention eliminates the adverse effect of small radius turning inertial force through the variable curvature curve element ternary impeller blade force, adopts the traditional structure of the straight wall front and rear disks, and designs the straight wall front and rear disk variable curvature curve element ternary impeller, The energy-saving effect of the three-element impeller of the fan is realized.

The present application relates to a burner adjustment method, system, DCS system and medium based on a temperature field. The method includes obtaining the regional temperatures of multiple preset regions in the furnace; The average temperature in the furnace; respectively calculate the absolute value of the difference between the regional temperature of each of the preset regions and the average temperature to obtain the deviation of each of the preset regions; The deviation is adjusted to the first adjusting mechanism and / or the second adjusting mechanism of the preset area; repeating the step of obtaining the zone temperature of multiple preset zones in the furnace. The application makes the temperature in the furnace uniform, can improve the overall combustion efficiency of the furnace, and has a high thermal energy conversion rate of pulverized coal in the power generation process, realizes energy saving and consumption reduction efficiency, and reduces the generation of thermal NOx, thereby reducing the harm to the atmospheric environment.

The invention relates to an energy-saving and consumption-reducing residual action current circuit breaker, which comprises an input end and a tripping power circuit connected with the input end, wherein a positive output end of the tripping power circuit is sequentially connected with an energy-saving and consumption-reducing active selection circuit, a residual current action control circuit and a residual current detection circuit; the energy-saving and consumption-reducing active selection circuit comprises a triode Q2; an emitter and a collector of the triode Q2 are connected with the positive output end of the tripping power circuit through a resistor R2 and a resistor R3 separately; a resistor R4 is connected between a base and the collector of the triode Q2 in parallel; the base of the triode Q2 is grounded through a voltage-regulator tube D5; the emitter of the triode Q2 is connected with the residual current action control circuit; the ratio of the resistor R2 / the resistor R3 is 5-6 times; voltage output by the tripping power circuit is automatically judged; power supply is carried out by using the resistor R2 or the resistor R3 according to voltage fluctuation; and furthermore, overvoltage or undervoltage work can be avoided and a temperature rise is reduced, so that the effects of saving energy and reducing consumption are achieved.

The invention discloses a high-efficiency drying device for preparing Chinese herbal decoction pieces. The two ends of the oven are respectively provided with an intake air distribution chamber and an air outlet concentrating chamber, and an air inlet pipe communicating with the air intake distribution chamber is fixedly connected to one end of the oven close to the air intake distribution chamber. The invention adopts the energized thin resistance wire as the drying component, and takes advantage of its characteristic of heating and glowing red after energization, and mainly uses heat radiation to heat and dry the Chinese herbal medicine pieces. Compared with the traditional hot air drying and high temperature environmental drying methods In other words, the heat utilization rate is higher, the energy saving is more, and the drying efficiency has been significantly improved. During the drying process, because the drying chamber is in a negative pressure state, the water is easier to evaporate, so that the drying of the Chinese herbal medicine pieces can be efficiently completed. Work, not only the drying speed is fast, but also the drying effect is good.

The invention provides a method for adjusting biological denitrification and dephosphorization by using a concentration gradient, comprising the steps of: (1) detecting the concentration of parameters at different positions along the water flow direction in anaerobic ponds, anoxic ponds and aerobic ponds; (2) ) Compare the detected concentration with the corresponding theoretical concentration gradient trend, and adjust the parameters that do not meet the corresponding theoretical concentration gradient trend; (3) After the adjustment is completed, adjust the key parameters that do not meet the corresponding theoretical concentration gradient trend. Repeat the test and serve. The method for adjusting biological denitrification and dephosphorization by using concentration gradient according to the present invention is based on the numerical value and actual operation effect obtained from some parameters detected at different positions in the anaerobic tank, anoxic tank and aerobic tank of the biological denitrification and phosphorus removal process Combined, it guides the precise adjustment of biological nitrogen and phosphorus removal to ensure the stability of effluent total nitrogen, total phosphorus and ammonia nitrogen, and at the same time adjusts the dosage of carbon source, chemical phosphorus removal agent and fan air volume to achieve the effect of energy saving and consumption reduction .

The invention relates to a column pulling device for water conservancy projects. The inclined upper end of an inclined connecting rod is fixedly connected to the inner side wall of a supporting rotating shaft, and the supporting rotating shaft is fixedly arranged on a fixed supporting frame. Four connecting rings are provided on the upper end surface. No. 1 moving plate and No. 2 moving plate are movable in the moving slot. The No. 1 moving plate and No. 2 moving plate are connected by several No. 1 support springs, and the No. 2 moving plate is far away from the One end is fixedly connected with a scraper, and the side where the scraper and the cylinder are close to each other is slidingly set; a locking mechanism is provided in the mud scraping device, and the setting of the locking mechanism is used to lock the relative position of the No. 1 moving plate and the No. 2 moving plate. Location. The arrangement of the present invention is applicable to the clamping and pulling of piles of different materials, and avoids the problem of mutual sliding between the clamping jaws and the piles during the pulling of the piles, thus improving the efficiency of construction.

The invention relates to environment-friendly equipment for treating dischargeable sewage in a chemical laboratory, and aims to solve the problems that filtered solid particles are inconvenient to clean and heat cannot be recycled when sewage is discharged and filtered in an existing chemical experiment. The environment-friendly equipment comprises an equipment body and a filtering assembly, and the filtering assembly is fixedly inserted into a top plate of the equipment body. According to the equipment, the combined structure of the filtering assembly, a heat conduction plate and a heat transfer plate is additionally arranged, the filtering assembly can be used for filtering substances entering the equipment body, meanwhile, filtered solid impurities can be conveniently cleaned away, andthe combined structure of the heat conduction plate and the heat transfer plate can be used for recycling heat in substances in a standing box. The structural design is reasonable, the effects of saving time and labor and improving the working efficiency can be achieved by conveniently and rapidly cleaning solid impurities in actual work, the effects of saving time and labor and improving the working efficiency can be achieved, the effects of energy conservation and consumption reduction can be achieved through heat recovery, and therefore, very high practical value is achieved.