31results about How to "Reduce cumbersome procedures" patented technology

The invention belongs to the technical field of domestic water, and particularly relates to a water flow charging type hot water directional circulation system which comprises a water heater, a first pipeline, a second pipeline and at least one circulation branch, a water flow power generation device is arranged on the circulation branch and comprises a water flow power generation module, a driving wheel and a power generator, and the driving wheel and the power generator are installed on the circulation branch; the energy storage module is used for storing the electric energy generated by the generator and supplying power; when the energy storage module is in a low electric quantity state, water flow formed by the circulation branch can drive the driving wheel to rotate and enable the generator to generate electricity, and the energy storage module is charged. According to the invention, weak current can be directly provided for internal electric equipment and external electric equipment through the energy storage module, so that water and electricity separation is realized, the tedious process of strong current wiring in a whole room is reduced, and the decoration cost is saved. Meanwhile, the harm of weak current to human bodies is low, and the electricity utilization safety of the toilet is guaranteed.

The utility model provides an air bag device for construction of a cross-fault tunnel foam concrete buffer layer. The air bag device comprises an inflatable flexible air bag, a first annular closed steel formwork and a second annular closed steel formwork. The first annular closed steel formwork and the second annular closed steel formwork are arranged at the two ends of the inflatable flexible air bag. An inflation connector is arranged at one end of the inflatable flexible air bag, and a first filling pipeline and a second filling pipeline are arranged on the first annular closed steel formwork and the second annular closed steel formwork. The construction efficiency is remarkably improved on the premise of not losing the shock absorption and isolation performance of the foam concrete, one-time forming is achieved, the construction quality is guaranteed, and the cost is saved; in addition, due to the reusable characteristic of the air bag device, the construction cost is further reduced, and the problems that in a traditional construction method, efficiency is low, the seismic mitigation and isolation performance of the expanded excavation section foam concrete buffer layer is difficult to guarantee, and cost is high are solved.

The invention belongs to the technical field of tunnel construction, and discloses an up-down separated open-cut tunnel vault trolley with an intelligent support changing function, which comprises a lower traveling mechanism capable of moving in a tunnel, a movable upper template mechanism is arranged on the lower traveling mechanism, and a supporting mechanism is arranged on the upper template mechanism; the upper template mechanism comprises an upper profile steel framework, an upper walking assembly is arranged at the bottom end of the upper profile steel framework, and the upper walking assembly moves on the lower walking mechanism; the lower walking mechanism comprises a lower section steel framework, and a lower walking assembly is arranged at the bottom end of the lower section steel framework and moves on the track; locking assemblies are arranged on the upper walking assembly and the lower walking assembly in a limiting mode correspondingly. The device is easy to operate and convenient to use, independent movement of the upper portion and the lower portion can be achieved, automatic supporting and support changing in the open cut tunnel excavation process can be conveniently achieved, adjustment is flexible, high feasibility and practical value are achieved, and safety is high.

The present application relates to a kind of system and method for measuring transparent cylindrical shell motion crack tip fracture toughness, it is related to the field of dynamic fracture mechanics, system includes: cold light source, DC stabilized power supply, speckle target surface, external force loading device, high-speed camera and computer;Cold light source is used to illuminate the speckle target surface under the power supply of DC stabilized power supply;Speckle target surface has black and white interlaced paint speckle;Transparent cylindrical shell is placed in front of speckle target surface;The axis of transparent cylindrical shell is perpendicular to the direction of light path;External force loading device is used to load transparent cylindrical shell;Transparent cylindrical shell is equipped with motion crack;High-speed camera and computer are connected, computer stores digital speckle software;Light emitted by cold light source occurs diffuse reflection on speckle target surface, after passing through transparent cylindrical shell, it is received by high-speed camera and imaged, then the fracture toughness is determined by computer.The present application can accurately measure the fracture toughness of cylindrical shell structure motion crack tip.

The application discloses an aerospace part welding vertical machining center and a using method thereof, and relates to the technical field of vertical machining centers.The vertical machining center comprises a rack, a welding mechanism and a lifting frame, the welding mechanism is fixedly arranged in the rack, the welding mechanism is used for automatically welding aerospace parts, the lifting frame is slidingly connected to the inner cavity of the rack, the inner part of the rack is provided with a protection mechanism capable of rotating to block splashes, and the outer part of the lifting frame is provided with a rotary driving mechanism capable of driving the protection mechanism to rotate.The application drives the protection mechanism to rotate by using the rotary driving mechanism when the aerospace parts are machined, the protection mechanism forms a physical barrier to prevent splashes from splashing onto the surface of the workbench of the rack 1, the subsequent manual cleaning process of workers is saved, the work efficiency is improved, the protection mechanism is reversely rotated by the rotary driving mechanism when the workers open the rack after the machining is completed, the physical barrier is automatically contacted, the workers can directly take down the fixed aerospace parts and install the next parts, and the work efficiency is further improved.

The invention belongs to the technical field of material surface treatment, and particularly relates to a preparation method of a super-wear-resistant and super-hydrophobic surface and the super-wear-resistant and super-hydrophobic surface. The method comprises the following steps that a metal base material is pretreated; preparing a low surface energy polymer; the low-surface-energy polymer prepared in the second step is evenly coated on the surface of the metal base material pretreated in the first step, and a solid coating layer is formed on the surface of the metal base material through curing treatment; performing laser etching on the surface of the metal base material with the solid coating layer; and the metal base material with the concave-convex grating hydrophobic array in the fourth step is subjected to post-treatment, and the wear-resistant super-hydrophobic surface is obtained. According to the method, the tedious working procedure of micro-nano structure treatment is omitted, the preparation complexity of the super-hydrophobic surface is reduced, meanwhile, low surface energy setting and concave-convex grating hydrophobic array are synchronously carried out during laser etching, the hydrophobic performance of the super-hydrophobic surface can be guaranteed, the preparation period is greatly shortened, and the problem that in the prior art, the preparation cost is low is solved. The preparation method of the super-hydrophobic surface is tedious and long in period.

The invention relates to a device and method for preparing a patterned active layer of a battery, and the device comprises a bottom plate which is provided with a first sliding groove group and a second sliding groove group; the support is vertically arranged on the bottom plate, and the bottom of the support is installed on the first sliding groove set; the workbench is arranged on the second sliding groove set, and a workbench moving device used for moving on the second sliding groove set is further arranged on the workbench. And the tool rest is used for cutting the battery workpiece positioned on the workbench, and the tool rest is mounted on the bracket. According to the preparation device and method of the patterned active layer of the battery, an expensive laser scribing process is replaced, and patterning of the active layer is realized by skillfully using a mechanical scribing and mechanical stripping method. And tedious procedures and time loss for transferring the substrate after coating are reduced.

The invention relates to a combined filling mining method for a steeply inclined thin vein, which comprises the following steps: S1, arranging a stope: arranging the stope along the trend of an ore body, dividing the stope into a plurality of middle sections from top to bottom along the vertical direction of the vein, dividing ore blocks through a pedestrian ventilation raise, and reserving bottom columns at the bottoms of the ore blocks; s2, mining preparation cutting is conducted, specifically, an in-vein haulage roadway is tunneled in the direction of an ore body, and then a pedestrian ventilation raise is tunneled upwards through the in-vein haulage roadway to communicate an upper middle section air return roadway with the middle section in-vein haulage roadway; excavating a undercut roadway into the ore block from the pedestrian ventilation raises on the two sides along the upper boundary of the bottom column, and upwards excavating a one-way draw shaft as a draw shaft on one side, close to the footwall of the ore body, of the middle-section in-vein haulage roadway at the central position in the length direction of the ore block; s3, stoping, ore removal and filling are conducted, specifically, rock drilling and manual charging are conducted on the first layer from the undercut roadway, and the second layer is circularly stoped; and then filling in a filling step-by-step manner. The mining efficiency can be improved, and the labor intensity of workers can be relieved.

The utility model discloses improved magnet edge grinding equipment which comprises an operation cabinet, an operation table is arranged above the operation cabinet, a cutting and grinding table and a supporting and clamping base are arranged above the operation table, and meanwhile a control screen assembly is arranged on one side of the operation cabinet. A supporting sliding plate and a finish machining assembly are arranged above the finish grinding box, a supporting frame and a motor are arranged at the bottom in the operation cabinet, a rotating shaft end of the motor is provided with a rotating disc, meanwhile, a driving column is arranged on the other end face of the rotating disc and inserted into a strip-shaped hollow block, and an L-shaped supporting rod is connected between the strip-shaped hollow block and the lower portion of one side of the supporting sliding plate. The finish machining mechanism is additionally arranged in the operation cabinet, so that the magnet is machined at a time, the situation of multiple devices is reduced, the procedure complexity is reduced, and the working time is shortened.

The invention relates to the technical field of welding equipment, and in particular to an automatic brazing machine for a magnetic latching relay mounting plate and a moving connecting plate, comprising a frame, a spot welding machine and an electric control box, wherein a left table plate and a right table plate are welded inside the frame, a spot welding machine is installed on the upper end of the left table plate, a mounting plate and a vibration plate support plate are respectively fixed to the upper end of the right table plate through columns, a turntable mechanism, a moving connecting plate feeding mechanism, an amorphous solder plate cutting mechanism and a blanking mechanism are installed on the mounting plate, a blanking track is also provided below the discharge port of the blanking mechanism, a feeding vibration plate is installed on the upper end of the vibration plate support plate, and a direct vibration feeder is also installed at the discharge port of the feeding vibration plate; the invention improves the production welding efficiency through structural optimization design, reduces the cumbersome procedures and difficulty of operators, achieves high efficiency, and is easy to operate; optical fiber can also be used for material shortage detection, and when there is material shortage, it will automatically identify and give a non-welding signal, so that the invention is more intelligent during use.

The utility model discloses a kind of automatic overturning mould plate processing mechanisms, including processing table, the upper portion of processing table is provided with clamping mechanism, the clamping mechanism includes clamping plate one, motor box one, fixed plate one, clamping plate two and fixed plate two, the fixed plate one is fixedly connected with processing table, the motor box one is set in one side of fixed plate one, the clamping plate one is rotatably installed in one side of motor box one, the clamping plate two is set in one side of clamping plate one, the fixed plate two is rotatably installed in one side of clamping plate two, the fixed plate two is fixedly connected with processing table, the fixed plate two one side is fixedly installed with encoder. Its realized the ability of automatic overturning, increased practicability, to solve in mould plate double-sided polishing processing process, one side completes processing and needs to be re-flipped clamping, use very inconvenient problem.

The present application relates to the technical field of welding device, a kind of big pipe diameter electric power steel pipe tower automatic assembly butt welding device, comprising: device base body, clamping structure, welding mechanism and drive mechanism.Device base body is used to support the support part of the segmented tower cylinder to be welded;Clamping structure is movably assembled in device base body relative to support part;Welding mechanism is movably assembled in device base body;Welding mechanism has welding executor, and welding executor is rotatably assembled on welding mechanism about the axis of welding mechanism;Drive mechanism is installed in device base body, and drive mechanism includes transmission assembly and drive device, the input end of transmission assembly is drivingly connected with drive device, and the output end of transmission assembly is respectively drivingly connected with clamping structure and welding mechanism;Drive device drives clamping structure and welding mechanism to move synchronously by transmission assembly, so that the axis of welding mechanism and the axis of tower cylinder clamped between clamping structure and support part keep coincident.It improves the stability of welding quality.

The present invention relates to an adsorption device capable of online monitoring. The adsorption device comprises an online mid-infrared spectrum detection system, a branch with a test sample pool is arranged on a material pipeline that needs to be monitored online, and an online mid-infrared spectrometer is used to detect the material in the sample pool. The adsorption device capable of online monitoring of the present invention can perform real-time online detection of the material concentration in the adsorption device.

The utility model provides a kind of sucking disc base device, belong to sucking disc device technical field, including soft rubber sucking disc for adsorption, the top edge of soft rubber sucking disc is tightly equipped with sucking disc upper cover body, the top edge of sucking disc upper cover body is fixedly connected with two groups of support column symmetrically, the inside of sucking disc upper cover body is equipped with soft rubber sucking disc framework, the top of soft rubber sucking disc framework is fixedly connected with connecting rod, pin hole is set in connecting rod top, pin is connected in the inside of pin hole, the utility model is equipped with baffle in pressure transmission sleeve inside, baffle and pressure transmission sleeve arc shape cylinder bottom inner wall are enclosed to form rotating guide groove, this structure can accurately constrain the movement track of pin, make pin always along preset track smooth sliding in transmission process, effectively reduce the friction loss between transmission component, even after repeated use, still can guarantee the cooperation accuracy of pin and rotating guide groove.

The invention belongs to the technical field of domestic water, and particularly relates to a water flow charging type pipe-in-pipe hot water directional circulating system which comprises a water heater, a pipe-in-pipe pipeline and a circulating pump. Wherein at least one pipe-in-pipe branch of the pipe-in-pipe pipeline is provided with a water flow power generation device, and the water flow power generation device comprises a water flow power generation module which is provided with a driving wheel and a power generator which are installed on the pipe-in-pipe branch; the energy storage module is used for storing the electric energy generated by the generator and supplying power; and the circulating electric control valve is mounted on the pipe-in-pipe branch and used for controlling the liquid inlet channel and the backflow channel of the pipe-in-pipe branch to be opened or closed. Weak current can be directly provided for internal electric equipment and external electric equipment through the energy storage module, and automatic charging is achieved, so that water and electricity separation is achieved, the tedious procedure of strong current wiring of a whole room is reduced, and the decoration cost is saved. Meanwhile, the harm of weak current to human bodies is low, and the electricity utilization safety of the toilet is guaranteed.

The application discloses doped porous carbon and a preparation method and application thereof. The doped porous carbon has a black powder-like morphology, a layered structure with a majority of micropores and mesopores, and a structure feature of dispersed heteroatoms on a material surface; a specific surface area is 50-1500 m 2 / g; doped with single-atom dispersed boron atoms and single-atom dispersed nitrogen atoms, a doping amount of the boron atoms is 0.01-10 wt% of a unit sample mass, and a doping amount of the nitrogen atoms is 0.01-10 wt% of the unit sample mass. The preparation method has simple process, mild conditions, low energy consumption, short cycle, good mixing dispersity, high performance, simultaneously introduces a carbon source, a nitrogen source and a boron source, and completes boron doping, boron and nitrogen co-doping and synthesis of a product in one step. By changing the dosages of the nitrogen source and the boron source, the doping amount, the internal pore structure and the specific surface area of the carbon material can be adjusted, and the carbon material exhibits good performance in a thermal catalytic reaction represented by EDC cracking.

The application discloses a chicken cage convenient for online cleaning of excrement, which comprises a cage body, a door frame is arranged on the front face of the cage body, a cage door is hingedly connected to the inside of the door frame, a bottom frame is arranged at the bottom of the cage body, a plurality of groups of upper steel bars and lower steel bars are longitudinally and equidistantly arranged on the inside of the bottom frame, the upper steel bars are arranged above the lower steel bars and roll against the lower steel bars, and a driving mechanism for driving the upper steel bars and the lower steel bars to rotate is arranged on one side of the back face of the bottom frame; the driving mechanism drives the two groups of upper and lower steel bars to rotate in opposite directions, the chicken excrement attached to the surface of the steel bars can be rubbed off at any time during the breeding process, the online cleaning can be completed without removing the chickens from the cage, the excrement cleaning efficiency is greatly improved, and the chickens do not need to be removed or cleaned after being taken out of the cage as in the traditional way, so that the labor and time cost are greatly saved.

The invention discloses an air bag cover plate structure and a manufacturing method thereof, the air bag cover plate structure comprises a driver sign and a cover plate, the driver sign comprises a visual part and a fixed part, the visual part and the fixed part are located on different planes, and the fixed part is arranged around the circumferential direction of the visual part; the mark and the cover plate are integrally formed in an injection molding mode in an insert mode, the fixing part is locked in the cover plate through an injection molding material of the cover plate, and the visible part forms a visible area of the outer surface of the cover plate. According to the air bag cover plate structure, a traditional buckle assembly mode is replaced, the assembly gap between the driver sign and the cover plate is eliminated from the source, the surface difference problem caused by poor attachment of the driver sign and the cover plate is solved, and the appearance consistency and the visual quality of the outer surface of the air bag cover plate are greatly improved.

The utility model discloses a shoe material mould, including base, still including the first mould of fixed mounting on base, the both sides of base are hinged respectively with the second mould and third mould of adaptation first mould, and the sliding block is symmetrically slid and is established on the base, and the fourth mould and fifth mould of adaptation first mould are respectively hinged on two groups of sliding blocks, and the guide part for positioning is provided on the base, and the locking part for locking is provided on the first mould. The utility model discloses through the same base on the same time arrangement fixed first mould, hinged foldable second mould and third mould and track slippable fourth mould and fifth mould, four groups of upper die are different cavity structure respectively, can satisfy the forming production demand of multiple styles, different modeling shoe material, save the cumbersome procedure of traditional production in the frequent replacement of complete mould, and the mould investment cost is reduced greatly, and the mould versatility and production and processing efficiency are effectively promoted.

The invention discloses a sizing sleeve with good cooling effect, comprising a flange, wherein water inlet components and sizing components are respectively arranged at two ends of the flange, wherein the sizing components comprise a spiral blade and a plurality of positioning rods, wherein the spiral blade is integrally formed and the blade spacing increases successively from the end close to the flange to the end far away from the flange, wherein one end of the spiral blade and the plurality of positioning rods are connected to the flange, wherein the plurality of positioning rods penetrate the spiral blade, wherein a spiral channel is provided in the middle of the spiral blade, wherein the spiral channel is connected to the water inlet component, wherein the device has a simple structure, good cooling effect and high production efficiency.

The invention relates to the field of composite wallboard preparation, in particular to a cold-formed thin-walled steel light polymer composite wallboard processing production line which comprises a base plate, a supporting frame, a pouring box, a fixed disc, a rotating frame, a material returning groove, a prefabricated box, a demolding mechanism, a drying mechanism, a limiting block and supporting legs. According to the invention, the multi-station independent prefabricated box can be used for processing and manufacturing multiple batches of various types of composite wallboards at the same time, and the primarily solidified composite wallboards can be conveniently taken out through the first baffle plate and the second baffle plate which are movably mounted; and the tedious working procedure of repeatedly disassembling and assembling the prefabricated mold of the composite wallboard manually is reduced, and the working intensity of workers is reduced.

The utility model relates to a road isolation guardrail's subsidiary landscape device relates to road subsidiary facility technical field, it includes a plurality of long strip connecting piece who sets up along the extension direction of guardrail, connecting piece is perpendicular with guardrail facade and is across above the lower crosspiece of guardrail, the middle section of connecting piece is equipped with the slot, passes through the slot and holds up the crosspiece to connect with the guardrail detachable with connecting piece, the both ends of connecting piece extend to the outside of guardrail and form support part respectively at the both sides of guardrail, a plurality of skirt board are equipped with at the both sides of guardrail and are located the skirt board of guardrail same side and are configured to connect in proper order along the extension direction of guardrail, and the skirt board includes side plate and bottom plate, connecting piece includes the blind rivet of connecting support part and bottom plate, and blind rivet passes through the through -hole of support part and bottom plate and rivets two and connects. The utility model has realized the quick installation and high -efficient dismounting of whole device when construction, has improved operation efficiency and flexibility significantly, has solved the difficult problem of traditional fixed structure dismounting complicated, poor adaptability.

The present invention provides a calibration device for obtaining six degrees of freedom of a tool output end, including a calibration head and a calibration part, wherein the calibration head is used to cooperate with the tool output end, a contact plane is radially arranged on the calibration head, and a reflective marking point and a trigger switch are arranged on the calibration part, and when the contact plane directly or indirectly contacts the trigger switch, an indicator light connected to the trigger switch lights up. The calibration device provided by the present invention can realize fast calibration, and can help users complete the calibration of the tool output end within a few seconds; it can obtain six degrees of freedom information of the tool output end, and simultaneously obtain the center coordinates and direction vector of the tool output end, and can solve the problem that other calibration methods / calibration tools cannot quickly obtain the center of the tool output end, and can reduce the complexity of the calibration of the tool output end, and reduce the learning cost of users.

The utility model discloses an adjustable double-nut template quick release support device, which comprises a vertical rod, a main keel arranged above the vertical rod, a panel used for supporting and a screw rod, the screw rod is fixedly connected to the upper end of the vertical rod in a vertical state, the upper end of the screw rod is fixedly connected with a top support and a second nut, and the top support is fixedly connected with the second nut. The second nut is in threaded connection with the outer surface of the screw rod, and the second nut pushes the U-shaped bracket to form a lifting structure on the outer side of the screw rod. According to the adjustable double-nut formwork quick-release supporting device, by means of the double-nut adjustable supporting device, flexible adjustability of a main keel in a formwork supporting frame body can be achieved, quick mounting and dismounting of the main keel are achieved by adjusting the height of a second nut to lift a U-shaped bracket, the waste amount of the main keel is reduced, cyclic utilization of turnover materials is achieved, and the construction cost is reduced; in addition, the tedious working procedures of a traditional formwork removing frame body are reduced, and the main keel material can be rapidly removed and recycled.

The utility model discloses a template structure for side slope pasting slope concrete, including steel template, longitudinal ridge and connecting component, longitudinal ridge is equipped with at least two, sets up in steel template back, and the middle part all has opened longitudinal mounting seam, and the top end and the bottom of longitudinal mounting seam respectively exceed the upper end and the lower end of steel template, every longitudinal ridge all is provided with two connecting components, and two connecting components are used for connecting the top end and the bottom of longitudinal ridge to side slope slope respectively, the tapered sleeve is sleeved on the first screw rod, the top of first screw rod passes through longitudinal mounting seam, and the top end or bottom of longitudinal ridge is pressed down by the pressing part, and the bottom of first screw rod is connected to the pre -buried bar. The utility model can realize the quick establishment of template, avoid the problem of complicated process that needs to erect and dismantle the scaffold in the existing technology, effectively avoid various security risks existing in the erecting and dismantling process of scaffold.

The present application relates to the technical fields of air pump processing, in particular to a kind of air pump shell cutting device, including base and multiple cutting machining heads being set around on base, still including: support shaft, set in the middle of multiple cutting machining heads, its inside is opened with through chip removal channel along central axis, the peripheral wall of support shaft is opened with several guide sliding slots along radial direction.The present application is by setting support shaft in the center of multiple cutting machining heads, and using axial driving rod displacement driving wedge surface extrusion expansion block, realizes the radial synchronous expansion clamping from inside to outside, can provide stable inner wall support for thin-walled cylindrical air pump shell, avoids the occupation to external processing space, allows multiple cutting machining heads around simultaneously to workpiece simultaneously work, saves multiple clamping procedures, shortens single piece processing rhythm, and can effectively support thin-walled shell, reduce the cutting deformation of shell when under stress, guarantee processing precision.

The present invention provides an indwelling needle, comprising a catheter seat (1), a clamping hose (2) and a connector (3), wherein the clamping hose (2) is a silicone clamping hose, the catheter seat (1) and the clamping hose (2) and the clamping hose (2) and the connector (3) are connected by interference fit, the catheter seat (1) and the connector (3) have a connecting portion with a diameter greater than the inner diameter of the clamping hose (2), the connecting portion is a first convex portion (11) and a second convex portion (31), the clamping hose (2) is sleeved on the catheter seat (1) and the connector (3), the connector (3) has a decompression sleeve passing through the external part of the clamping hose (2), the external part is docked with the needle core handle in the catheter seat (1), and the outer side of the indwelling needle is covered with a sheath. The material of the clamping hose has good blood compatibility with the human body and improves production efficiency.

This utility model discloses a circulating water soaking tank for tofu processing, including a soaking tank body with an inlet pipe at the bottom of one end and a drain pipe at the top of the side wall at the other end; two buffer plates disposed within the soaking tank body; and multiple support frames disposed between the two buffer plates and placed within the soaking tank body. The drain pipe of the soaking tank body is connected to the inlet pipe of another soaking tank body. This soaking tank, through the inlet pipe at the bottom and the drain pipe at the top of the side wall, allows for easy filling of the soaking tank with water to a specified level for soaking the tofu. Simultaneously, the support frames facilitate the placement of the tofu into the soaking tank, and the buffer plates prevent high-pressure water from entering the soaking tank body through the inlet pipe and contacting the tofu, thus avoiding damage to the tofu.

The invention discloses a prefabricated shear wall dry connection structure and construction method, which relates to the technical field of construction engineering, wherein the upper prefabricated shear wall is provided with a positioning piece, the lower prefabricated shear wall is provided with a matching piece, the embedded block is embedded in the upper prefabricated shear wall, the positioning key, the guide column and the positioning block are exposed outside the upper prefabricated shear wall, the projection of the guide column on the horizontal plane is located inside the projection range of the positioning key and the positioning block on the horizontal plane; the matching piece is provided with a positioning slot, a guide channel is provided below the positioning slot, and a positioning groove is provided in the guide channel; the guide column enters the positioning slot horizontally while making the positioning block enter the guide channel, and when the positioning block moves along the guide channel to the top of the positioning groove, it can move downward to cooperate with the positioning groove, and make the positioning key stuck in the positioning slot; the positioning slot and the guide channel are grout-filled and compacted by high-strength grouting material. The scheme of the invention can greatly improve the stability and bearing capacity of the prefabricated shear wall structure.

The utility model provides an assembly type counterfort retaining wall which comprises a bottom plate, a plurality of rows of cavity panel modules are arranged on the bottom plate side by side, a counterfort module is arranged at the splicing position of every two rows of cavity panel modules, and each row of cavity panel module comprises a plurality of wall panels spliced in the height direction. Each set of buttress module comprises a buttress base and a plurality of buttress rib plates, and the construction efficiency can be remarkably improved through the modular splicing type design; penetrating reinforcing steel bars used for penetrating the cavity panel modules and the buttress modules are embedded in the bottom plate, a reinforcing steel bar cage is embedded in the position, between every two adjacent sets of cavity panel modules, of the bottom plate, and the cavity panel modules, the buttress modules and the bottom plate form a firm and stable connecting system through the arrangement of the penetrating reinforcing steel bars and the reinforcing steel bar cages. The cooperative bearing capacity of the wall body and the foundation plate is enhanced; each wall panel is provided with a cavity capable of being filled with gravel materials, and on the premise that the thickness and the bearing capacity of the retaining wall are guaranteed, the use amount of concrete and other pouring materials is greatly reduced.