37results about How to "Stable splicing" patented technology

The utility model relates to a deformation joint supporting device, and belongs to the technical field of deformation joint supporting, the deformation joint supporting device comprises a supporting assembly, the supporting assembly comprises two supporting templates, a double-shaft screw rod, two sets of push rods and two moving blocks, and a top sealing assembly is arranged at the top ends of the two supporting templates; the top sealing assembly comprises two narrow plates, two sleeve plates, two telescopic plates fixedly installed on the opposite walls of the two narrow plates, two supporting blocks fixedly installed at the top ends of the telescopic plates and a splicing structure fixedly installed on the rear sides of the two narrow plates. According to the deformation joint supporting device, by arranging the top sealing assembly, the top ends of the two supporting formworks can be shielded, and the phenomenon that sundries, dust and the like can fall into the space generated between the two supporting formworks, and consequently the interior of a deformation joint needs to be cleaned during follow-up joint filling of the deformation joint is avoided; and the two adjacent supporting assemblies can be stably spliced together, so that the supporting strength of the supporting assemblies can be further improved.

This utility model relates to the field of illuminated sign technology and discloses a splicable illuminated sign structure, including an outer frame, a light-emitting mechanism, and a splicing assembly mechanism. The outer frame includes a square frame with an assembly groove in the lower center of the rear end of the inner side wall for installing related connecting components. A protective tempered glass plate is fixedly connected to the front opening of the square frame to protect the front end of the light-emitting mechanism. This utility model, by setting up an outer frame, a light-emitting mechanism, and a splicing assembly mechanism, provides a foundation for installation and splicing. The light-emitting mechanism, with its light-transmitting letter blocks, backlight module, and light-shielding plate, ensures clear and stable illumination. The splicing assembly mechanism utilizes L-shaped clamps, clamp blocks, connecting shafts, and fastening bolts to achieve flexible and stable splicing, allowing for the combination of different forms of illuminated signs according to requirements, thus solving the problems of difficult splicing and poor flexibility in traditional illuminated signs.

The utility model relates to the technical field of spherical sunlight room splicing, in particular to a spherical sunlight room splicing structure which comprises a first endurance plate, a second endurance plate and two supporting frames which are used for splicing to form a spherical sunlight room main body, the first endurance plate is fixedly connected with one supporting frame, and the second endurance plate is fixedly connected with the other supporting frame. The first endurance plate is fixedly connected with one supporting frame, the second endurance plate is fixedly connected with the other supporting frame, the bottom face of the first endurance plate is fixedly connected with a plurality of first splicing pieces, and the surface of the upper end of the second endurance plate is fixedly connected with a plurality of second splicing pieces. Other tools and connecting pieces are not needed in the whole splicing process, convenience is achieved, the splicing efficiency is effectively improved, by arranging an adjusting mechanism, the distance between the first endurance plate and the two supporting frames and the distance between the second endurance plates and the two supporting frames can be flexibly adjusted, the adjustability is higher when the second endurance plates and the first endurance plates are spliced, and the splicing effect is improved.

The application discloses a quick assembling and disassembling type field steep slope surface runoff monitoring device, which comprises an organic plate, a water collecting tank is installed on the water-approaching surface of the organic plate, an assembling mechanism, the assembling mechanism comprises concave seats and stable components, the two concave seats are symmetrically arranged on the water-approaching surface of the organic plate, the stable components comprise threaded rods and extension columns, the extension columns are symmetrically arranged on the side surfaces of the water collecting tank, one end of the extension column abuts against the concave seat, the side surface of the extension column is provided with a threaded groove, the inside of the concave seat is provided with a threaded hole for the threaded rod to penetrate, and one end of the threaded rod is screwed into the threaded groove, the extension column is of an L-shaped structure, and the extension column and the water collecting tank are of an integral structure, and the concave seat and the organic plate are of an integral structure, and the device can be assembled and spliced according to actual requirements of users to realize runoff monitoring under various slopes.

The application relates to the technical field of movable floors, and discloses a double-layer ventilation and heat dissipation type anti-static movable floor, which comprises a base plate, a plurality of mounting holes are arranged on the base plate, support plates are fixedly connected to the two sides of the top of the base plate, a floor tile body is placed at the bottom of the support plate, a strip-shaped groove is arranged on the periphery of the floor tile body, a rubber strip is mounted in the strip-shaped groove, a plurality of anti-skid blocks are fixedly connected to the top of the floor tile body, the spacing between rock wool boards and the floor tile body is 4CM, heat generated by electronic equipment can be efficiently dissipated, and the performance of the equipment can be effectively prevented from being affected by high temperature or the service life of the equipment can be effectively prolonged; meanwhile, the mounting holes of the base plate enhance the stability of the whole in connection with the ground, the rubber strip on the periphery of the floor tile body improves the sealing property, the anti-skid blocks improve the use safety, the cooperation of the dovetail-shaped mounting grooves and the wedges makes the installation more convenient and the splicing more firm, so that the floor has the advantages of structural stability, efficient installation and the like while ensuring ventilation and heat dissipation.

The utility model discloses an LED (light-emitting diode) patch lamp strip, which comprises a lamp strip and a splicing component, the lamp strip consists of a top protective layer, a middle conductive layer and a bottom protective layer, a plurality of aluminum columns are arranged on the lamp strip, and the aluminum columns penetrate through the top protective layer; the splicing assembly comprises a plurality of connecting pieces, a plurality of copper needles are arranged at the bottoms of the connecting pieces, the heat dissipation efficiency of the lamp strip can be improved, and the splicing mode of the lamp strip is convenient, fast and stable.

The utility model provides a splicing type logistics transportation packaging box. The spliced logistics transportation packaging box comprises a logistics box structure, the logistics box structure comprises a box body, a top cover is arranged at the top of the box body, a hasp structure is installed between the top cover and the box body, a supporting leg structure is arranged at the bottom of the box body, and butt joint assemblies are installed on the surfaces of the front side wall and the rear side wall of the box body correspondingly; the supporting foot structure comprises four bolts, the four bolts are fixedly connected with the four corners of the bottom of the box body respectively, two bottom feet distributed front and back are arranged at the bottom of the box body, and mounting holes are formed in the surfaces of the bottom feet in a bilateral symmetry mode. The splicing type logistics transportation packaging box has the advantages that a user can conveniently conduct butt joint and fixing on the box body on the upper layer and the box body on the lower layer, and meanwhile the supporting feet can be conveniently and rapidly replaced.

This utility model provides a multifunctional floating platform for fire and water rescue, belonging to the field of emergency rescue equipment technology. It addresses the problem that existing methods require breaking ice while approaching trapped personnel, which is cumbersome and affects rescue efficiency. The platform includes a main body, a rescue anti-slip mat, an anti-capsulation hull, a multifunctional rescue mechanism, and a rescue conversion mechanism. The rescue anti-slip mat is fixedly connected to the top of the main body. The marking drive box is fixedly connected to the upper rear end of the rescue anti-slip mat. The anti-capsulation hulls are fixedly connected to the lower left and right sides of the main body. Rescue limiting blocks are fixedly connected to the lower part of the anti-capsulation hull. The multifunctional rescue mechanism is located on the outside of the main body. The rescue conversion mechanism is located below the anti-capsulation hull, allowing for rapid assembly and eliminating the need to break ice while approaching or to navigate the ice surface before inflating the platform, thus simplifying the pre-rescue preparation process.

The environment-friendly log board spliced by using the isinglass comprises two log panels, a right log base plate and a left log base plate are arranged between the two log panels respectively, a splicing connection protrusion is arranged on the left side face of the right log base plate, a splicing groove is formed in the right side face of the left log base plate, and the splicing connection protrusion is connected with the splicing groove. The left end of the splicing connection protrusion extends into the splicing groove, and a swimming bladder glue layer is arranged in the splicing groove. According to the wood floor, the splicing connection protrusions arranged on the right log base plate are matched with the splicing grooves in the left log base plate, the left ends of the splicing connection protrusions can be inserted into the splicing grooves, and the right log base plate and the left log base plate can be firmly spliced through the swimming bladder glue layer; and through cooperation of the first connecting protrusions, the second connecting protrusions, the first connecting grooves and the second connecting grooves, the log side panels and the log side plates can be firmly spliced on the side faces of the right log base plate and the left log base plate.

This utility model relates to the field of splicing installation frame technology, and discloses a splicing installation frame for a large-screen display system. The frame includes an installation frame and a splicing component disposed on the side of the installation frame. The splicing component includes a splicing mechanism disposed on the side of the installation frame, and a stabilizing mechanism is disposed on the side of the installation frame. The stabilizing mechanism is connected to the splicing mechanism. The splicing mechanism includes a lower installation frame and a baffle. The bottom of the lower installation frame is slidably connected to the bottom of the inner wall of the installation frame. A limit rod is slidably installed on the top inner wall of the lower installation frame, and a middle installation frame is slidably installed on the side wall of the limit rod. This utility model solves the problem that existing installation frames are complex to install, requiring multiple tools for positioning and fixing, consuming a lot of time and labor costs, thus reducing the reliability and lifespan of the large-screen display system.

The utility model relates to the field of building construction technology discloses a formwork positioning device for building engineering, including fixed link and the sleeve of sleeve joint in the outside of fixed link, one end fixedly connected with fixed plate of fixed link, the other side fixedly connected with the installation screw rod of fixed link, the outside of installation screw rod is sleeve connected with moving plate, and the inside of fixed plate and moving plate all is provided with positioning assembly, and positioning assembly includes screw thread connection in the inside of fixed plate's lead screw, and the one end close to sleeve of lead screw is rotatably connected with the compression ring, and the outside of compression ring is slidably installed with angle pressing plate, and the outside of sleeve is slidably installed with first formwork and second formboard, through setting up positioning assembly, two devices of horizontal and longitudinal can be close to splicing, make the inside of two first formwork and second formboard enclose square, and keep the joint of first formwork and second formboard from appearing gap, adapt the pouring use of square column, after the construction is completed, the recycling of device is convenient, and the construction cost is reduced.

The utility model relates to building template splicing technical field, and disclose a kind of building template splicing clamping device, including template body and T type splicing piece, two rubber pads are fixedly installed in the outside of T type splicing piece, two locating posts are fixedly installed in the bottom inboard of template body, threaded rod is installed in the inside of T type splicing piece, pressing plate is rotatably installed in the outside of threaded rod, by being marked in the positioning hole of template body, two template bodies are inserted in T type splicing piece, threaded rod drives pressing plate to be pressed in the top of two template bodies and complete splicing, and template body is arranged between two template bodies to fill the gap, the gap is filled, avoid leakage, by the cooperation of locating post and positioning hole, two template bodies are fixed for second time, avoid the problem that template body is pulled from two sides and easily separated from T type splicing piece, so that splicing is more stable.

The application relates to the technical field of building steel beam assembling, welding and straightening integrated machines, in particular to a building steel beam assembling, welding and straightening integrated machine, which comprises an assembling mechanism for splicing H-shaped steel, a conveying mechanism for conveying the spliced H-shaped steel and a welding mechanism, the assembling mechanism comprises a plurality of supporting bases, a conveying wheel assembly arranged on the supporting bases and a rotating disc connected with the conveying wheel assembly, the rotating disc is provided with a placing opening, the rotating disc is internally provided with a hollow cavity, and the hollow cavity is internally provided with two moving plates; the T-shaped steel and the wing plate are stably spliced, the spliced H-shaped steel is stably placed at the conveying mechanism along with the rotation of the rotating disc, the splicing mechanism can be synchronously separated from the outer side of the spliced H-shaped steel, and the phenomenon that the spliced H-shaped steel deviates when placed at the conveying mechanism due to the asynchronous separation of the clamping mechanism is effectively solved.

The utility model relates to the technical field of foundation bearing capacity detection, and discloses a combined bearing plate for foundation bearing capacity detection, which comprises a first bearing plate, a second bearing plate is mounted on the left side of the first bearing plate, and a splitting mechanism is mounted at the top of the second bearing plate. The splitting mechanism is used for separating the first bearing plate from the second bearing plate, a mounting mechanism is mounted on the left side of the top of the first bearing plate, and the mounting mechanism is used for fixing the first bearing plate and the second bearing plate; the splitting mechanism comprises a sliding groove, and the sliding groove is formed in the right side of the top of the second bearing plate. According to the device, the rotating short column is rotated to drive the connecting rod to move, so that the sliding short column moves along the sliding groove, the rotating cylinder moves through the connecting long rod, the first bearing plate is driven to move and separate, the clamping rod is driven to be installed, unnecessary rotation of the rotating cylinder is avoided, and the device can be rapidly disassembled.

The utility model belongs to the technical field of purifier filter core, and disclose a modularization can be spliced combination's air purifier filter core, including base, the outside installation of base has the dust receiving mechanism, the top of base is fixed with filter mechanism, the top of filter mechanism is fixed with top seat, the top of top seat is fixed with splicing mechanism, the dust receiving mechanism includes first magnetic block, dust receiving disc and second magnetic block, first magnetic block is fixed in the outside of base, the outside of base is connected with dust receiving disc and touches, the inside fixed of dust receiving disc has second magnetic block, the utility model discloses through setting cooperation of outer filter plate, inner filter plate, filter cloth etc. structure, make device can high -efficiently filter the pollutant in air, and outer filter plate and inner filter plate form double -deck support, and the wave -shaped filter cloth in the middle increases the filter area, and cooperates the activated carbon plate and activated carbon column in the inside, can multilayer adsorb dust, harmful gas, significantly improve the filtration effect, satisfy the purification demand of different scenes.

The utility model relates to the technical field of wall decoration, in particular to a connecting structure for assembling a decorative plate and a wallboard, which comprises an edge forming component, an external corner component, an internal corner component, a built-in component, an edge closing component and a foot margin component, and the decorative plate is connected with the ground and the wallboard through the foot margin component. The starting ends of the decorative plate and the wall plate are connected through the edge starting component, the external corner positions of the decorative plate and the wall plate are connected through the external corner component, and the internal corner positions of the decorative plate and the wall plate are connected through the internal corner component. The two adjacent decorative plates and the wall plate which are arranged in parallel are connected through the built-in component, and the tail ends of the decorative plates and the tail ends of the wall plate are connected through the edge closing component. The assembling efficiency of the decorative plate and the wallboard is improved.

The utility model relates to cable protection assembly technical field, concretely relates to a battery electric wire protection assembly, including protection assembly, top ring and connecting assembly, including two groups of frames in protection assembly, the outer ring fixed in frame one side and set up in the side ring of frame other side, including the locking bolt of locating piece and the plug -in in locating piece in connecting assembly, the top of each group of frames is fixed with locating piece, and the locking bolt is fixedly connected through two groups of locating pieces between, and the top of both sides side ring is fixed with two groups of straight flute ring, and the outer ring and the side ring in the protection assembly are set up and form the three -dimensional protection structure, the circular ring design of outer ring can all -round cable, and the mechanical collision and friction of outside are resisted, and the straight flute mouth structure of side ring is adapted cable to go in and out, prevents the cable and breaks because of excessive wear and tear at the bending, and the L type air gap and the fillet structure in cooperation frame, the service life of battery cable is prolonged significantly, and the stable connection between the battery and the electric equipment is guaranteed.

The utility model belongs to the technical field of PVC (polyvinyl chloride) coiled materials, in particular to a detachable modular anti-slip PVC coiled material, which comprises a coiled material body in a rectangular structure, and further comprises a plurality of connecting bulges, the connecting bulges distributed at equal intervals are fixed on two adjacent side surfaces of the coiled material body, and the connecting bulges are connected with the coiled material body. Connecting grooves for embedding the connecting bulges are formed in the other two adjacent side surfaces; a plurality of antiskid rubber strips; the PVC top sheet is detachably mounted on the top surface of the coiled material body, and anti-skid bulges are uniformly distributed on the top surface of the PVC top sheet; according to the utility model, the stable splicing of the coiled material body in the length direction and the width direction is realized through the matching of the trapezoidal connecting bulges and the connecting grooves, and the problem that the coiled material body is easy to misplace in the width direction in the prior art is solved; due to the double anti-skid design of the anti-skid rubber strips and the anti-skid protrusions of the PVC top piece, the use safety is improved; the magnetic type detachable structure facilitates installation and replacement of the PVC top piece, use convenience is improved, and meanwhile cleaning convenience is improved.

The utility model discloses an electric heating blanket splicing conductive structure, including a plurality of electric heating blanket components, the positive pole conductive circuit and negative pole conductive circuit are arranged at the upper and lower interval of electric heating blanket component, be provided with heating wire in electric heating blanket component still including connection circuit, the both sides of electric heating blanket component are provided with splicing conductive bolt component and splicing conductive jack component respectively, be provided with circuit switching assembly in splicing conductive jack component, circuit switching assembly with connection circuit one end is connected, the other end of connection circuit negative pole conductive circuit is connected, flexible splicing and circuit switching, enough realize the flexible splicing of electric heating blanket, through the unique circuit switching assembly, when splitting, heating wire forms series connection through connection circuit and positive and negative pole, guarantees the normal work of single electric heating blanket component, automatic disconnection connection circuit makes the heating wire of adjacent electric heating blanket component mutual series connection, satisfies the demand of large area heating.

This utility model relates to an assembly of building blocks, including at least one first module and at least one second module. The first module has N first splicing parts at both its front and rear ends. The first splicing parts at the front and rear ends of the first module are mirror-symmetrical. The second module has an L-shaped bend structure. The second module has N second splicing parts at both its first and second ends. The second splicing parts at the first and second ends are perpendicular to each other. The first and second splicing parts are configured to fit together and can be spliced ​​and fixed to achieve the assembly of the first and second modules. N is greater than or equal to 1. This utility model uses the L-shaped bend structure of the second module as a corner connector. Multiple first and second modules can be spliced ​​end-to-end to obtain a three-dimensional building block structure. This building block configuration is more stable under stress.

The utility model discloses a kind of circuit board shielding shell structures of anti-electromagnetic interference, is related to circuit board electromagnetic interference technical field.One kind of circuit board shielding shell structure of anti-electromagnetic interference, including shell, shell is fixedly connected with high magnetic permeability metal layer, high electric conductivity metal layer and ferrite wave-absorbing material layer, high magnetic permeability metal layer is permalloy;The utility model is through the multilayer cooperation of high magnetic permeability metal layer (permalloy), high electric conductivity metal layer (copper), ferrite wave-absorbing material layer, realizes full-band electromagnetic interference protection, permalloy high-efficiency absorption, reflection low-frequency interference, copper layer strong shielding high-frequency interference, ferrite wave-absorbing material end absorption residual interference, three layers of relay make it difficult for external electromagnetic interference to invade, while inhibiting circuit board itself electromagnetic radiation exudation, create super-low interference clean operating environment for circuit board, guarantee electronic equipment signal transmission, circuit logic stable, improve equipment performance and reliability.

The utility model relates to product information display field discloses an easily demonstrated product card, including support board, the left end hinged has the display board in the inner surface of support board, the upper portion of support board is provided with positioning assembly, and the outer wall of support board is provided with assembly component, the positioning assembly includes the sliding block, the sliding block sliding connection is in the upper surface of support board, the upper surface fixed connection of sliding block has articulated seat no.

The utility model provides a kind of stretch blow molding machine guide rail, belong to bottle blowing machine guide rail field, including guide rail, it is characterized in that, guide rail side wall is equipped with two groups of clamping blocks, guide rail other side wall is equipped with two groups of the clamping groove matched with clamping block, two groups of clamping blocks are all equipped with jack plug opposite side wall, cavity is opened in guide rail interior, further include: buckle mechanism: buckle mechanism is arranged in cavity interior, buckle mechanism can be inserted hole and is connected, to be able to with clamping block fixed in clamping groove, can be spliced to multiple guide rails, the utility model is through setting buckle mechanism, clamping block, clamping groove and jack plug, so that guide rail can be spliced, guide rail length can be flexibly adjusted according to production demand, using clamping groove and clamping block can quickly realize the extension or shortening of guide rail, adapt to the production of different bottle type.

The utility model relates to photovoltaic panel mounting equipment technical field discloses a connecting piece for photovoltaic panel installation, including intermediate plate, the top of intermediate plate is provided with connecting mechanism, the connecting mechanism is used for with the fixed splicing of photovoltaic panel, the bottom of intermediate plate is provided with fixed mechanism, the fixed mechanism is used for fixed load cable, the connecting mechanism includes double -sided board, the bottom of double -sided board sets up in the top of intermediate plate, the bottom of double -sided board is equipped with two round holes one, the top left and right sides of intermediate plate all are penetrated and have bolt one, the bottom of two bolt one all is screwed and is connected with nut one. In the utility model, double -sided board supplies two -sided photovoltaic panel installation edge to put in, single -sided board sticks to single -sided photovoltaic panel installation, and the strength of intermediate plate inverted U shape convex is enhanced, and all corners are smooth processing, realize photovoltaic panel double -sided and single -sided steady splicing, prevent corner stress concentration and crack, and enhance structural support stability.

The utility model discloses a kind of broken bridge aluminium door and window installation fastener, it includes: vertical limiting block, the inside of vertical limiting block is penetrated with vertical connecting block one, the inside of vertical connecting block one is provided with I-shaped connecting groove one, the inner surface of I-shaped connecting groove one is attached with I-shaped self-locking connecting block one, the outer surface of another end of I-shaped self-locking connecting block one is fixedly connected with horizontal connecting block, the side surface of horizontal connecting block is penetrated with horizontal limiting block, the outer surface of another end of horizontal connecting block is attached with horizontal connecting block mounting groove one, the outer surface of horizontal connecting block mounting groove one is fixedly connected with horizontal connecting column, the inside of horizontal connecting column is provided with horizontal connecting block mounting groove two;By the cooperation of above component, the flexible splicing and structure firm of device are realized, also convenient for the quick expansion of device, can flexibly adapt to the demand under different scenes.

The invention relates to the technical field of welding positioning platforms, and discloses an electric wheelchair frame welding assembly positioning platform which comprises a working platform, multiple sets of positioning holes are symmetrically formed in the inner wall of the upper side of the working platform, and discharging boxes are fixed to the outer walls of the two sides of the working platform. An electric sliding table is detachably installed on the inner wall of the upper side of the working platform, a machining table is detachably installed on the middle side of the electric sliding table, a mechanical arm is detachably installed on a sliding block part of the electric sliding table, a cross-shaped sliding table is fixed to the outer wall of the upper side of the supporting frame, and a switching assembly is arranged on the sliding block part of the cross-shaped sliding table. Workpieces are placed on the working platform, the electric sliding table controls the mechanical arm to clamp the corresponding workpieces to the machining table for machining, at the moment, the workpieces are placed on the working platform again and spliced through the switching assembly, welding and splicing can be conveniently conducted on the electric wheelchair frame, and the effect of improving the working efficiency is achieved.

The utility model discloses a kind of packing cartons with inner lining reinforcement, comprising: carton assembly, including outer box and the box cover of its top;Reinforcement mechanism, install in the inside of outer box, including inner bottom plate, the inner bottom plate all surrounds outer box inside a week, the top of the inner bottom plate is equipped with the support component of reinforcing support, the top of the inner bottom plate is equipped with the positioning component of positioning support component, the support component and the splicing between positioning component form well-shaped structure, the paperboard in the inner bottom plate, support component and positioning component are all composed of face paper, core paper, interlayer and bottom paper.The utility model is provided with reinforcing component, which provides additional bending strength, effectively resists the deformation of carton, by the clamping connection of first clamping groove and second clamping groove, ensure that support component and positioning component remain stable splicing when stressed, form rigid support system, thereby significantly improve the overall carrying capacity and stability of carton.

The utility model discloses an embedded anti-digging iron tooth, which aims at providing the embedded anti-digging iron tooth with high strength and strong durability, and has the technical scheme that the embedded anti-digging iron tooth comprises two strip-shaped base plates which are parallel and have the same length, a connecting beam is arranged between the two base plates, and iron teeth with trapezoidal prism structures are arranged at the connecting ends of the two base plates and the connecting beam; a reinforcing layer is arranged on the bottom face of the base plate and composed of a plurality of metal wires arranged transversely and pressing rods arranged longitudinally, and the metal wires are limited to the bottom of the base plate through the pressing rods and prevented from falling off. The caterpillar band iron tooth is suitable for the technical field of caterpillar band iron teeth.

The utility model discloses a mute cabin which comprises at least two cabin bodies, namely a first cabin body and a second cabin body, at least one side of the first cabin body is arranged in an open mode, the open position is connected with a first splicing piece in the circumferential direction, and the first splicing piece is provided with a first joint face which is obliquely arranged in the length direction; the side, opposite to the first cabin body, of the second cabin body is open, a second splicing piece is connected to the open position in the circumferential direction, and the second splicing piece is provided with a second joint face which is obliquely arranged in the length direction and attached to the first joint face in a matched mode; the fastening element is connected with the first splicing piece and the second splicing piece and used for pressing the first joint face and the second joint face so that the first cabin body and the second cabin body can be spliced into a whole. The mute cabin can be quickly assembled, and is simple to operate, time-saving, labor-saving and good in structural stability.