68results about How to "Plug firmly" patented technology

The utility model relates to the technical field of bus bar connection, and discloses a bus bar socket device, which comprises a plastic shell switch, the connecting plate is fixedly arranged on the inner bottom surface of the connecting groove; an adapter bus bar is arranged below the plastic shell switch, a bus bar socket is arranged on the side face of the plastic shell switch, and the top end of the bus bar socket extends into the connecting groove. The bus bar socket is electrically connected with the connecting plate through connecting bolts and comprises a top plate, side plates are arranged on the left side and the right side of the top plate, and the close faces of the top ends of the two side plates are fixedly connected with the two side faces of the top plate. Through the provided bus bar socket, after the bus bar expander is installed in the shell, the safety is improved; the internal space of the distribution box does not need to be increased, the size of the distribution box can be miniaturized, the cost can be reduced, and when the bus bar socket is installed on the adapter connecting bar, only the bus bar socket on the adapter bus bar is connected with the plastic shell switch, so that the safety and the convenience are improved.

The invention relates to the technical field of aging test devices, in particular to a miniature inverter aging test device, which comprises a test seat and a mounting seat, and is characterized in that the mounting seat is provided with a mounting plate electrically connected with an inverter, and the mounting plate is provided with a plurality of slots; a plurality of joints are arranged on the test seat; driving assemblies are arranged at the two ends of the testing seat in the length direction. The driving assembly comprises two clamping arms, two first pulleys are arranged at each of the two ends of the mounting plate, and the clamping arms in the driving assembly are matched with the first pulleys, so that movement of the mounting seat can be accurately controlled, stable and accurate butt joint of a slot and a joint between the mounting plate and the test seat can be ensured, and the test efficiency is improved. Therefore, the problem of test errors caused by poor contact or unstable plugging in the prior art is solved. The structure is compact, and efficient driving and stable connection can be completed in a limited space. And compared with a traditional pressing device, the occupied space is reduced.

The invention provides an intelligent bracelet for old people, which comprises a bracelet main body, and a display screen is mounted on the bracelet main body; a health monitoring module is arranged in the bracelet main body and is used for monitoring heart rate, blood oxygen and body temperature of the elderly; a health monitoring module is arranged on one side of the bracelet main body, a key alarm module is arranged on one side of the health monitoring module, the key alarm module is arranged in the bracelet main body, the key alarm module comprises a key device, the key device is arranged on one side of the bracelet main body, the key alarm module further comprises a key monitoring unit and a key alarm unit, and a wireless connection module is arranged on one side of the key alarm module. The wireless connection module is arranged in the bracelet main body, and the wireless connection module is used for being connected with external equipment. Mounting blocks are arranged on the two sides of the bracelet body, and a wrist strap connecting piece is arranged between the two mounting blocks. Through cooperative arrangement of all the structures, flexible wrist wearing adjustment can be conveniently carried out according to wearing requirements of different old people, one-key alarm operation is facilitated, and meanwhile operation is easy and popularization is convenient.

The utility model belongs to the technical field of harmonic detector, concretely relates to a high -tension transmission line harmonic detector convenient to use, including harmonic detector main part, the outside contact of harmonic detector main part has the mounting seat, the outside fixed connection of mounting seat has the elastic pad, the elastic pad and harmonic detector main part sliding sleeve joint, the inside sliding connection of mounting seat has the sliding block. The utility model discloses through being provided with fixed block, limiting sleeve, locating rack and other components, can make the connector with the plug and carry out the insertion, make the limiting sleeve to the connector and limit the effect, thereby make the connector with the plug insertion and keep stable, and make the locating rack to the connector and locate the effect, solved the high -tension transmission line harmonic detector convenient to use when using the plug and the connector insertion and unstable, prone to loosening, lead to the problem of inaccuracy of data.

The utility model discloses a glass insulator cementing machine, which relates to the technical field of glass insulator cementing and comprises a base, a supporting plate is mounted at the right end of the top of the base, fixing plates are mounted at the top and the bottom of the left side of the supporting plate, and electric push rods are mounted on the sides, close to the center of the supporting plate, of the two fixing plates. A first movable seat and a second movable seat are installed at the output ends of the two electric push rods correspondingly, a supporting column is installed at the end, away from the supporting plate, of the top of the base, a shell is installed at the top of the supporting column, a driving assembly is arranged in an inner cavity of the shell, a rotating seat is installed at the top of the driving assembly, and a plurality of connecting rods are connected to the outer side of the rotating seat. According to the utility model, the barrel body, the reset spring, the sliding seat, the movable rod, the T-shaped inserting rod and the inserting groove are arranged in a matched manner, so that the accuracy of each rotation of the bearing seat can be ensured, the positions of an insulator, a steel pin and a steel cap can be conveniently aligned, the deviation in the cementing process is reduced, and the cementing stability is improved.

The present invention relates to the field of building construction technology, and in particular to a prefabricated wall dowel positioning auxiliary device and a prefabricated shear wall construction method. The prefabricated wall dowel positioning auxiliary device includes a positioning template that is consistent with the shape of the bottom surface of the prefabricated shear wall. The positioning template is composed of a number of unit modules combined in a row. Each unit module is composed of a first split block and a second split block. The first split block and the second split block are respectively provided with limited petal blocks. The two limited petal blocks are combined into a limited cylinder when the first split block and the second split block are spliced. The limited cylinder is arranged corresponding to the distribution position of the reserved dowels and is used to clamp the reserved dowels. The above-mentioned prefabricated wall dowel positioning auxiliary device and the prefabricated shear wall construction method using the above-mentioned device avoid the problem of the deviation of the reserved dowels, ensure the reliable connection between the shear wall and the dowels, reduce the construction difficulty, improve the construction safety and construction quality, and meet the acceptance standards.

The utility model relates to the technical field of pet food processing, in particular to a pet food mixing machine convenient for feeding, which comprises a machine body, a feeding mechanism, a stirring assembly, a feeding pipe and a discharging groove, the machine body comprises a machine frame, the surface of the machine frame is fixedly connected with a mixing bin and a motor, the inner surface of the mixing bin is rotatably connected with the stirring assembly, and the outer surface of the mixing bin is fixedly connected with the feeding pipe and the discharging groove; and the expanding mechanism comprises a guide hopper. The feeding pipe is provided with the guide hopper and is connected with the guide hopper under the action of the sleeve, so that the guide hopper can expand the range of receiving fed pet food raw materials of the mixing machine, the caliber of an inlet of the feeding pipe is increased, and the situation that part of the raw materials fall on the outer side when being fed due to the small caliber of the feeding pipe is avoided; by means of the structure, feeding is convenient for workers, waste of food raw materials is reduced, meanwhile, the protruding blocks, the connecting holes and the inserting holes can be inserted more firmly through the springs, and then the guide hopper is installed more firmly.

The utility model discloses a hoisting type heat recovery fresh air machine which comprises a machine shell, an outdoor air inlet and an outdoor air outlet are formed in the side wall of the machine shell, and a first inserting groove and a second inserting groove are formed in the machine shell. The first inserting groove is located in the inner side of the outdoor air inlet and communicated with the outdoor air inlet. The second inserting groove is positioned on the inner side of the outdoor air outlet and is communicated with the outdoor air outlet; a first filter element and a second filter element are respectively inserted into the first inserting groove and the second inserting groove; outdoor fresh air passes through the outdoor air inlet and the first filter element and then enters the machine shell. And indoor air in the machine shell passes through the second filter element and then is exhausted from the outdoor air outlet. The hoisting type heat recovery fresh air machine can solve the problems that when the filter element of the hoisting type fresh air machine is replaced, the cover plate needs to be dismantled, and operation is inconvenient, and the filter element replacement process is simpler, more convenient and faster.

The utility model discloses a modularized drawer type switch cabinet, which relates to the technical field of switch cabinets, and comprises a switch cabinet main body, an installation adjusting mechanism is fixedly connected in the switch cabinet main body, a drawing type slide rail is installed on the side surface of the installation adjusting mechanism, a drawer main body is fixedly connected on the side surface of the drawing type slide rail, and the installation adjusting mechanism comprises a support rod. According to the height of an installation element in the drawer body, the drawer body is pushed up and down, the sleeve is driven to slide along the supporting rod, in the process that the sleeve slides along the supporting rod, the dovetail insertion block is separated from the interior of the dovetail groove in the surface of the supporting rod, at the moment, the second spring is compressed, and the limiting rod slides along the connecting frame; and after the dovetail insertion block reaches the position of a new dovetail groove again, the second spring recovers the deformation to push the dovetail insertion block to be inserted into the new dovetail groove in the side face of the supporting rod, so that the height of the drawer body is limited, and the limitation of a traditional fixed modulus is broken through.

The utility model relates to the technical field of intelligent door locks, in particular to an emergency power supply device for wireless charging of an intelligent lock, which comprises an outer lock body and an emergency power supply structure, a mounting groove is arranged at the bottom end of the outer lock body, and a connecting column is arranged in the mounting groove; the emergency power supply structure comprises a bottom shell, a top cover, a contact metal column and a shifting plate, wherein the bottom shell is provided with a mounting cavity for accommodating a standby lithium battery and a wireless charging module. The bottom shell inserting strips are matched with the inserting grooves of the mounting grooves, the positioning magnetic columns are attracted to the magnetic attraction metal blocks, and the connecting columns are in butt joint with the inserting holes, so that stable mounting and quick inserting and pulling of the emergency power supply structure are achieved. During use, the shifting plate is shifted to drive the baffle plate, so that connection and disconnection between the contact metal column and the connecting column can be controlled. When the shifting plate moves leftwards, the baffle blocks the contact metal column and the connecting column, a circuit is cut off, and electric quantity loss is avoided; and the shifting plate moves rightwards, the contact metal column pops out to make contact with the connecting column, the standby lithium battery supplies power to the outer lock body emergently, it is ensured that the intelligent lock is normally opened in emergency, and charging convenience and emergency power supply efficiency are effectively improved.

The utility model relates to the technical field of butterfly valves, and discloses a butterfly valve seat with replaceable sealing rings, which comprises a valve seat main body, a sealing ring A and a sealing ring B are arranged in an inner cavity of the valve seat main body, the sealing ring A and the sealing ring B are arranged front and back, and limiting components are arranged between the sealing ring A and the valve seat main body and between the sealing ring B and the valve seat main body. A fastening assembly is arranged between the sealing ring A and the sealing ring B. The limiting assembly comprises trapezoidal grooves formed in the positions, close to the two sides, of the front side of the valve seat body and trapezoidal blocks slidably connected into inner cavities of the trapezoidal grooves, the opposite sides of the trapezoidal blocks are fixedly connected with the sealing ring A, and magnetic blocks A are fixedly installed on the rear sides of the trapezoidal blocks. Under the cooperative use of the limiting assembly, the sealing ring A or the sealing ring B can be magnetically attracted into the inner cavity of the valve seat main body through the arrangement of a trapezoidal block, a magnetic block A and a magnetic block B, and the trapezoidal block is slidably connected into the inner cavity of the trapezoidal groove, so that the sealing ring A can be disassembled and replaced subsequently.

The application belongs to the technical field of coal mill safety equipment, and discloses a medium-speed coal mill coal blocking alarm device, which comprises a controller, an alarm lamp and a sensor, a signal interface and an assembling cavity are respectively arranged on the back of the controller, and an intermediate hole is arranged in the inside of the back of the controller. The gas is pressed into the elastic air bag through the cooperation of the rotating extrusion, the inflation effect after the inside of the elastic air bag is ventilated is utilized, the signal connector maintains good sealing after being sleeved, the air in the signal interface is extracted when the movable plug in the suction assembly is moved by the cooperation of the operation assembly, the signal connector is adsorbed and fixed after being sleeved with the sealing frame under the negative pressure, the stability after actual wiring installation is greatly improved, good plug-in stability can be maintained under external force pulling or vibration effect, the situation of relaxation and disconnection can be effectively avoided, the frequency of arranging artificial maintenance and troubleshooting can be reduced, the use effect is good, and the monitoring and alarm are stable and reliable.

The present invention relates to a sealing structure for reserved holes for future expansion of cable wells, which includes a force-bearing support system, a plain concrete wall, and a joint waterproofing system; a part of the force-bearing support system is embedded in the tunnel wall of the branch tunnel, and the other part is arranged in the reserved hole; the plain concrete wall is arranged on the side of the force-bearing support system away from the cable well and connected to the tunnel wall of the branch tunnel; the joint waterproofing system is arranged between the plain concrete wall and the tunnel wall of the branch tunnel. The force-bearing support system includes embedded parts, anchor bars, a first support part, and a second support part; the embedded parts are at least partially embedded in the tunnel wall of the branch tunnel where the reserved hole is located; the anchor bars are connected to the embedded parts and embedded in the tunnel wall of the branch tunnel where the reserved hole is located; the first support part is arranged in the reserved hole and fixedly connected to the embedded parts; the second support part is arranged in the reserved hole and fixedly connected to the first support part. The present invention is safe and reliable, and is convenient for construction.

The invention relates to the technical field of busbar flexible plugging, and discloses a flexible plugging structure for busbar power tapping and a busbar plugging box. The flexible plugging structure comprises a plugging seat, and the plugging seat comprises a limiting slide block and a pin plate disposed in the limiting slide block. A mounting hole penetrating through a body of the limiting sliding block is formed in the limiting sliding block, the pin plate penetrates through and axially rotates in the mounting hole, the two ends of the pin plate extend out of the mounting hole, and the width of the pin plate is smaller than that of the mounting hole; according to the invention, through the flexible structural design, dynamic angle compensation and displacement deviation compensation are realized in the plugging matching process of the pin plate and the bus plugging pile head, so that reliable plugging of the plugging box can be realized, and the power utilization safety of a user is guaranteed.

The utility model provides a kind of suspension bridge main cable ventilation pipeline mounting structure, including ventilation pipeline subsection and the cable strand that has been erected around ventilation pipeline subsection lower, the both ends of ventilation pipeline subsection are provided with the spiral segment for being connected with each other, the outside of each cable strand is wound with the wrapping tape for being wound with ventilation pipeline subsection, the outer diameter of spiral segment is less than the outer diameter of ventilation pipeline subsection, and its connection with ventilation pipeline subsection is provided with the limiting ring that is tangent to and fits with surrounding cable strand. By setting wrapping tape on the multiple cable strands below ventilation pipeline subsection, and cooperating with the limiting ring that is tangent to and fits with cable strand, accurate positioning and stable support of ventilation pipeline are realized, effectively preventing deviation or torsion during installation and use process;Limiting ring inscribed circle is consistent with ventilation pipeline outer diameter, to ensure that structure adaptation precision.

The utility model belongs to the technical field of purification devices, and particularly relates to an isosorbide dimethyl ether purification device which comprises a purification device main body, a cover is arranged at the upper end of the purification device main body, a sleeve is fixedly connected in the cover, a connecting pipe is connected in the sleeve in a sliding mode, and the connecting pipe is connected with the purification device main body. The outer side of the sleeve is fixedly connected with a protruding block, and the outer side of the protruding block is rotationally connected with a limiting sleeve. Through the arrangement of components such as the protruding block, the limiting sleeve and the positioning plate, when the connecting pipe and the sleeve are connected in an inserted mode, the limiting sleeve is rotated, the limiting sleeve and the connecting pipe make threaded motion, the limiting sleeve and the connecting pipe make threaded motion, and therefore the connecting pipe and the sleeve are stably connected in an inserted mode; the isosorbide dimethyl ether purification device solves the problem that when the isosorbide dimethyl ether purification device is used for vacuumizing or extracting steam, the connection between the connecting pipe and the sleeve is unstable, and the phenomenon of leakage at the joint is easily caused.

The utility model relates to an automobile lighting assembly and a vehicle, relates to the technical field of automobiles, and solves the technical problem that the automobile lighting assembly is inconvenient to maintain and replace. The automobile lighting assembly comprises an outer cover, a clamping assembly and a lighting piece. A closed mounting cavity is defined by the outer cover. The clamping assembly is located in the installation cavity and installed on the inner wall of the outer cover. The lighting piece is located in the mounting cavity and comprises a lamp body and a connecting piece. The connecting piece is arranged on the lamp body and connected with the clamping assembly in a clamped mode. The automotive lighting assembly may be used to provide lighting for a vehicle.

The invention discloses a cold compress device for cerebral hemorrhage of a hypertensive patient, and belongs to the field of cold compress cooling, the cold compress device comprises a cold compress cap, a cold compress cavity formed in the cold compress cap, a cold compress liquid bag arranged in the cold compress cavity, and a sealing cover arranged at the top of the cold compress cap; a supporting and positioning structure is arranged on the rear side of the cold compress cap. The supporting and positioning structure comprises a reinforcing plate and a first triangular inclined block arranged on the reinforcing plate. The reinforcing plate is provided with an adjusting structure used for adjusting the position of the first triangular inclined block. Through the first triangular inclined block in the supporting and positioning structure, the inclination angle of the head of the patient can be accurately and stably fixed, and the situation that dirt cannot be discharged due to the fact that the patient automatically adjusts the head position in an unconscious state is prevented. When the head of the patient is in an inclined state, dirt in the mouth can naturally flow out, and medical accidents such as suffocation and aspiration pneumonia caused by automatic resetting of the head are avoided.

The utility model discloses an excavator hydraulic pump pump cover of improved interaction force structure, including pump cover body, the pump cover body is connected through bolt between pump body, the periphery of pump cover body all movably installs the flap, is located the square groove of flap department on the pump cover body, the guide plate of being located square groove inside is fixedly installed on the flap. According to one embodiment of the present disclosure, by setting the flap, the guide plate, the clamping block and the limiting assembly, when the pump cover body is connected on the pump body through the bolt, the staff can make the flaps around the pump cover body gather each other through the limiting assembly, so that the flap moves to the middle part of the pump cover body, and then the clamping block can be inserted into the reserved slot hole on the surface of the pump body, so that when the pump cover body bears the pressure inside the pump body, the clamping block and the flap can share part of the pressure, reduce the interaction force that the bolt and the pump body thread hole receive, thereby avoiding the bolt excessive fatigue service life reduction.

This invention provides a wind turbine blade de-icing device, including a drone, and further comprising: a liquid storage tank fixed to the drone's frame for storing liquid de-icing agent; a piston plate for squeezing the liquid de-icing agent is slidably sealed within the storage tank; the piston plate has a through hole; a conveying assembly for communicating with the through hole and being fixedly connected to the piston plate; and a contact spraying and breaking assembly fixed to and communicating with the conveying assembly for piercing the ice layer surface and spraying liquid de-icing agent upon contact with the ice layer on the wind turbine blades. This invention integrates the liquid storage tank, piston plate, conveying assembly, and contact spraying and breaking assembly onto the drone, utilizing the sliding and squeezing action of the piston plate within the storage tank to actively deliver the liquid de-icing agent. This eliminates the need for ground pump stations and long-distance hoses, fundamentally solving the problem of insufficient drone payload and difficult operation caused by excessively heavy pipelines in traditional spraying methods.

The application provides a water meter shell detection device, and belongs to the technical field of detection devices. The device solves the problem of low detection precision of the inner contour of the existing water meter shell. The water meter shell detection device comprises a support plate which can be connected to a seat body and abuts against the outer wall of the seat body. The detection device further comprises a detection plate which is inserted into the support plate and can be embedded into the inner cavity of the seat body from the opening. The detection plate abuts against the lower side of the support plate. The outer side wall of the end of the detection plate embedded into the seat body is provided with a U-shaped clamping strip. The detection plate is provided with a U-shaped sealing ring on the clamping strip. The sealing ring can be embedded into a sealing groove, and the outer side wall of the sealing ring is attached to the sealing groove. The detection device further comprises a limiting plug plate which is provided with an insertion arm. One end of the detection plate protrudes from the support plate and is provided with a bayonet on the end. The limiting plug plate is placed on the support plate. The water meter shell detection device can detect water meter shells of different sizes, and improves the practicability of the detection device.

The utility model relates to the technical field of connectors, and discloses a connector structure with a fool-proof function, which comprises a connector body, a fixing assembly is mounted at the bottom of the connector body, and a clamping assembly is mounted at the top of a connecting port. According to the connector structure with the fool-proof function, the first rotating shaft rotates to drive the rotating rod to rotate, so that the clamping position can be adjusted in a rotating mode, the sliding rod slides in the rotating rod to extend, the position of the clamping bolt is adjusted through the rotation of the second rotating shaft, and the clamping position is adjusted. According to the utility model, a screw groove formed in the connector body can be aligned with a screw groove of a fixing block, a first threaded rod penetrates through an adjusting plate and a clamping bolt to be rotationally screwed with the fixing block, so that the clamping bolt can be fixed, and the connector body and a connecting port can be fixed through the arrangement of the assembly, so that the connector body and the connecting port cannot fall off at will, and the service life of the connector body is prolonged. And the practicability is improved.

The utility model relates to the technical field of decoration, and provides an integral corner profile structure suitable for multiple working conditions of a wallboard, when a corner is closed up, the part of a closed-up edge at a bending area can be bent according to the size of the corner, so that the bending area can cover the corner, and a locking piece is propped against a wall surface at the corner; meanwhile, the first fixing edge and the second fixing edge are attached to the two adjacent wall faces of the corner respectively; then, one end of the wall plate is clamped into the insertion grooves in the two sides, and the locking piece is fixed to the end face of the wall plate. Therefore, by means of bending of the closing edge in the bending area, the sectional material structure can be suitable for closing of different corners, and extra cutting and splicing are not needed. Therefore, the construction operation difficulty is reduced, material waste is reduced, and the closing-in delivery requirement is met. Meanwhile, in the fixing process, the wallboard is rapidly and stably installed on the sectional material structure through the inserting grooves and the locking pieces, and therefore the construction time is shortened, and the rework rate is reduced.

The utility model discloses an 18 -pin plug connector with prevent structure, especially relates to the technical field of prevent plug -in spare, including plug -in installation cover and plug -in 18 -pin, the middle part of plug -in installation cover outer end surface is equipped with the limit support cover, the inside of limit support cover is equipped with the plug -in sliding slot, the inside of plug -in sliding slot is equipped with plug -in sliding block, the outside end surface of plug -in sliding block is equipped with annular prevent board in the inside of limit support cover. The utility model discloses practical use, through the corresponding setting state of limit support cover, plug -in sliding block, first sealing washer and second sealing washer, can after the installation and fixation of plug -in installation cover, avoid the contact of plug -in 18 -pin with socket directly, thereby avoid the misplacement of plug -in 18 -pin when plugging, and the staff will pinch the one side of plug -in sliding block outside end surface, and will push plug -in sliding block to the inside of plug -in installation cover, thereby make plug -in 18 -pin steady and insert the inside of socket, make plug -in 18 -pin plugging more stable.

The invention relates to a capacitor protection structure and a capacitor, and relates to the technical field of capacitors. The capacitor protection structure comprises a shell, an upper cover and an electrode terminal. One end of the shell is opened and an accommodating cavity is formed in the shell. A capacitor core group is arranged in the accommodating cavity. The upper cover is arranged at the opening end of the shell in a covering mode, and the upper cover is of a thin plate structure. The electrode terminal comprises a seat body and an insertion rod, the seat body is fixed in the accommodating cavity and is electrically connected with the capacitor core group, and one end of the insertion rod penetrates through the upper cover and is inserted into the seat body. When the upper cover protrudes, the upper cover can drive the plug to move towards a first direction, and the first direction corresponds to the direction, away from the base body, of the plug rod. The capacitor protection structure can improve the problem that explosion is easy to occur when the internal pressure of the capacitor is increased, and improves the safety of the capacitor.

The utility model relates to the technical field of energy storage power supplies, in particular to a portable mobile energy storage power supply, which comprises a power supply component, a shell component, an interface component arranged on the shell component, a heat dissipation component arranged on the shell component and a mobile component arranged on the shell component, the support assembly comprises a first rotating assembly arranged on the moving assembly and a limiting assembly arranged on the first rotating assembly; the pull rod component comprises a pull rod assembly arranged on the shell assembly and a locking assembly arranged on the pull rod assembly; the support component comprises a second rotating assembly arranged on the pull rod assembly and a locking assembly arranged on the pull rod assembly. By arranging the first rotating assembly, the moving assembly can be rotated by 90 degrees, the wheel faces are made to face downwards to form a supporting base, and compared with the mode that tires are directly used for making contact with the ground, the supporting base is more stable, not prone to shaking, larger in contact area and free of occupying more space in the box body.

The utility model belongs to the technical field of regeneration devices, and particularly relates to a low-temperature denitration catalyst regeneration device which comprises a regeneration device body, an air outlet pipe is fixedly arranged at the upper end of the regeneration device body, a connecting pipe is inserted into the outer side of the air outlet pipe, and a fixing block is fixedly connected to the upper end of the regeneration device body. A limiting sleeve is rotatably connected to the outer side of the fixing block, a limiting frame is fixedly connected to the outer side of the connecting pipe, a filtering box is fixedly connected to the end, away from the air outlet pipe, of the connecting pipe, and a filtering mechanism is arranged on the filtering box. According to the low-temperature denitration catalyst regeneration device, impurities in poison gas can be filtered and collected through the filter element, the filter element can be conveniently detached and replaced through the pull plate, the clamping rod and other parts, and the problem that when the low-temperature denitration catalyst regeneration device is used, poison gas can be generated after a low-temperature denitration catalyst is heated, and the poison gas cannot be generated is solved. And the surrounding air is easily polluted by direct emission.