34results about How to "Avoid fixed connections" patented technology

The invention discloses an intelligent integrated power supply and a control system thereof. The power supply comprises a base, and a power supply cabinet is mounted at one side of the top end of thebase. Supporting assemblies are uniformly mounted in the power supply cabinet. The power supply is scientific and reasonable in structure, is safe and convenient to use, and is provided with the supporting assemblies. The effects of a supporting plate, a rotating shaft and a mounting hole facilitates the supporting installation and disassembly of the power supply, and facilitates the parallel hiding of the supporting plate and the inner wall of the power supply cabinet; the effects of the connecting plate, an inserting strip, a convex block and an inserting groove facilitates the connecting and fixing of the two supporting plates, and improves the stability of the power supply; the power supply is provided with a wire bunching assembly, an electric wire is clamped into a wire bunching ringunder the action of a transverse rod, a wire bunching ring and an elastic oblique strip, thereby facilitating the constraining and fixing of a connecting wire at the top end of a battery, achieving the arrangement of the electric wire, and preventing the winding of the electric wire from affecting the normal work of the device; the operation is easy, and use is safer.

The invention discloses a stone vibrating screen device with a good screening effect and a using method thereof. The device comprises a vibrating screen body, wherein a connecting pipe is fixed to theside surface of the vibrating screen body, a buffer spring is fixed to the lower end of the connecting pipe, supporting legs are arranged at the lower end of the buffer spring, a supporting block isfixedly welded to the inner surface of the vibrating screen body, a second vibrating spring is fixed to the supporting block, a connecting block is arranged on the second vibrating spring, a first vibrating spring is fixed to one side wall of the connecting block, and the surface of the other side of the first vibrating spring is fixedly connected with the vibrating screen body. By arranging the second vibrating spring, the first vibrating spring, a guide convex block, a third vibrating spring and the connecting block, the situation that a screen plate is fixedly connected with the supportingblock, so that the movement amplitude of the screen plate is small, and the stone movement effect is poor is conveniently avoided, and by arranging a connecting plate, a clamping block and an edge block, a mounting screw rod can be conveniently prevented from rotating and loosening, and the rotation looseness of the mounting screw rod is conveniently limited.

The invention discloses a washing tub and a washing machine. The washing tub comprises an outer tub and a washing tub capable of being inserted into the outer tub. The outer tub comprises an outer tub body, a balancing ring assembly fixed at the top end of the outer tub body and a return spring with a spring cover. The washing tub comprises a washing tub body, a stirrer, a tub cover and a movable lifting handle. A lug boss on the inner wall of the outer tub body can be matched with a groove on the outer wall of the washing tub body, bulges distributed on the inner side bottom surface of the outer tub body can be matched with a slot on the bottom of the washing tub body, so that the stability and reliability of a connection rotating process of the insertion-type washing tub can be ensured, the transmission noise is decreased, the strength and durability of a transmission structure are improved, the insertion process of the washing tub is simplified, and the assembling and disassembling are facilitated. The relatively indepent washing environment avoids the cross infection of bacteria in the washing process, the washing safety is ensured, and the improved washing tub is particularly suitable for being installed and used on a public washing machine.

The invention provides a battery pack structure and an electric vehicle, and relates to the technical field of a battery structure of the electric vehicle. The battery pack structure comprises a negative electrode aluminum row, a lower supporting frame, a cell, an upper supporting frame and a positive electrode aluminum row, wherein the negative electrode aluminum row is fixedly connected with the lower supporting frame; the lower supporting frame is fixedly connected with the upper supporting frame; the upper supporting frame is fixedly connected with the positive electrode aluminum row; and the cell is fixedly mounted between the lower supporting frame and the upper supporting frame. According to the scheme, the cell and the positive electrode aluminum row and the negative electrode aluminum row are in tight contact, so that small deformation and low cost are realized; and meanwhile, the assembling difficulty and detaching difficulty of the battery pack are lowered, and relatively low vibration resistance and relatively low contact resistance are realized.

To improve a structure for restricting a rising position of a rotor of an electric flow rate control valve having the rotor inside of a sealed case and a coil outside of the sealed case. This electric flow rate control valve 100 has the rotor 120 in the sealed case 110. The rotor 120 is fixed to a sleeve 122. The sleeve 122 is engaged with a fixed screw part, and the rotor 120 is vertically moved in accompany with the rotation. When the rotor 120 is raised to the limit, a stopper 152 mounted on the rotor 120 is brought into contact with a stop plate 200 mounted inside of the sealed case 110 to restrict the rotation.

The invention discloses a solder stripping liquid recycling device, which is characterized in that a precipitation inclined plate of a precipitation supporting assembly is arranged on one side of a precipitation tank, a taking-out supporting frame of a taking-out assembly is slidably connected with the precipitation tank, a taking-out supporting plate is slidably connected with the taking-out supporting frame, a protective cover is rotatably connected with a taking-out supporting rod, a first screw motor is installed on one side of the sedimentation tank through a sliding supporting base, supporting guide rails are arranged on the two sides of the sedimentation tank, an extension rod is arranged on the supporting guide rails in a sliding mode and driven by a second screw motor, a scraper is arranged on the extension rod, the second screw motor drives the extension rod and the scraper to collect sediments on a rocking plate, the sediments can enter the taking-out supporting plate, then a protective cover is rotated to protect the sediments, the first screw motor drives the taking-out supporting frame to move upwards, and the taking-out supporting plate slides to take out the sediments, so that the sediments are scraped more easily, the sediments on the rocking plate can be conveniently collected and taken out, and the working efficiency is improved.

The invention provides processing equipment for a high-performance self-cleaning epoxy resin coating. The processing equipment for the high-performance self-cleaning epoxy resin coating comprises a machine shell, wherein a dust collection box is connected to the upper end of the machine shell in a clamping mode; a rectangular plate is connected to the upper end of the dust collection box in a clamping mode; a dust suction fan is fixed to the upper end of the rectangular plate through bolts; a belt cover is fixed to the left end of the machine shell; a circular plate is fixed to the lower end of the belt cover; a dustproof cover is fixed to the lower end of the circular plate; and a dust suction pipe is fixed to the front end of the dustproof cover. According to the invention, a connectingpipe on the surface of a box body can be well connected with the dust suction pipe, and fixed connection is prevented from being carried out through threads in taking-out and installation processes for the dust collection box, so that taking-out and fixing speeds for the dust collection box can be greatly increased; and meanwhile, a rubber ring on the surface of the connecting pipe can be well connected with the dust suction pipe in a sealed mode, and the situation of air leakage at the connecting position is avoided, so that the internal pressure of the dust suction pipe is guaranteed, and abetter dust suction effect is achieved.

The invention discloses a watch crown and wrist-wearing equipment with the watch crown. The watch crown comprises a key rod provided with an external thread, a body, a non-loosening nut and a second non-loosening nut, wherein the body is used for being fixedly connected with the inner side of the watchcase, and the body is provided with a first insertion hole for allowing the key rod to be inserted; the first non-loosening nut is fixedly arranged on the body; the second non-loosening nut and the first non-loosening nut are locked in a one-way mode, the second non-loosening nut is provided withan internal thread used for being connected with the external thread in a matched mode, and the screwing direction of the external thread and the internal thread is the same as the locking directionof the first non-loosening nut and the second non-loosening nut; and the second non-loosening nut can be assembled on the body in advance through the first non-loosening nut, then the key rod is installed, the second non-loosening nut does not affect assembly of the key rod, axial limiting of the key rod can be achieved, and the effect of blind installation of the key rod is achieved. And comparedwith the prior art, by using the watch crown and the wrist-wearing equipment of the invention, assembling is convenient, and the assembling complexity is reduced. The wrist-wearing equipment comprises the watch crown and has the above beneficial effects.

The invention relates to the technical field of automobile anti-collision assemblies, in particular to an automobile front end anti-collision assembly with a hydraulic release buffer structure, the automobile front end anti-collision assembly comprises an anti-collision mechanism, the anti-collision mechanism comprises a front protective cross beam, and connecting plates are fixedly welded at the left and right ends of the back surface of the front protective cross beam; the back face of each connecting plate is fixedly connected with an energy absorption rod piece through a first connecting piece, and one end of the back face of each energy absorption rod piece is fixedly connected with an automobile beam through a second connecting piece. The first energy absorption mechanism is arranged to be supported between the front protection cross beam and the automobile frame, by means of sliding friction between the first insertion rod and the first rod body and elastic supporting of the first spring, the impact force absorption and weakening capacity of the device when the device is impacted can be effectively improved in cooperation with resistance generated when hydraulic oil in the first rod body is extruded and discharged, and the anti-collision protection effect of the device is conveniently improved.

The invention discloses a protection device for power transformation equipment, and the device comprises a lower supporting seat, a protection structure, a steel wire rope, a motor, a pulley, an uppersupporting seat, a limiting groove, and supporting columns, and the four corners of the lower supporting seat are fixedly provided with the supporting columns. The upper supporting seat is fixed among the four supporting columns; motors are respectively arranged at four corners of the upper supporting seat; the output ends of the four motors are coaxially connected with pulleys; steel wire ropesare respectively wound on the four pulleys; one end, away from the pulleys, of the steel wire rope is connected with the protection structure; the protection structure comprises a base, and the base is fixed to the supporting frame. And a bottom plate is fixed on the base. The beneficial effects of the invention are that the protection device saves time and labor, facilitates the maintenance of power transformation equipment, and is convenient to use and operate.

The invention provides a PCB fixing structure of a car stereo. The PCB fixing structure of the car stereo comprises a PCB and a plastic panel. Limit columns are arranged on the plastic panel, the PCB is fixed to the plastic panel through the limit columns, plastic buckles are arranged at the upper end of the PCB and positioned at the upper end of the PCB, an upper surface cover is arranged on the PCB and arranged on the PCB in a buckling manner through the plastic buckles, a U-shaped frame is arranged at the lower end of the PCB, and the PCB is fixed in a manner that the lower part of the PCB is pressed by the U-shaped frame. Through the structure, the PCB and the plastic panel are connected and fixed without using screws and thus disassembly and assembly are convenient.

The invention discloses a farm ventilation device convenient to disassemble and assemble, and belongs to the field of mechanical equipment. According to the technical scheme, the farm ventilation device is characterized by comprising a case, a mounting frame is fixedly mounted at the bottom of the inner wall of the case, a motor is fixedly mounted in the mounting frame, an output shaft of the motor is sleeved with a rotating shaft, and the outer wall of the rotating shaft is sleeved with a rotating mechanism; and hinge blocks are fixedly installed at the positions, located at the left side ofthe rotating mechanism, on the back face of the case and the positions, located at the right side of the rotating mechanism, on the front face of the case, a sterilization box is fixedly installed atthe position, located at the right side of the case, on the back faces of the hinge blocks, and a filter box is fixedly installed at the position, located at the left side of the case, on the front faces of the hinge blocks. According to the farm ventilation device convenient to disassemble and assemble, by pulling clamping blocks, the clamping blocks drive pressing springs to compress and rotateconnecting rods, the connecting rods drive the clamping blocks to be separated from clamping bases, and therefore the case, the sterilization box and the filter box are convenient to assemble and disassemble, and the effect of convenient disassembly, assembly and maintenance is achieved.

The invention relates to the technical field of poultry farms and discloses a ventilation device convenient to dismount, mount and maintain and used for a poultry farm. The ventilation device comprises a case, wherein a mounting rack is fixedly mounted at the bottom of the inner wall of the case, a motor is fixedly mounted in the mounting rack, an output shaft of the motor is sleeved with a rotaryshaft, the outer wall of the rotary shaft is sleeved with a rotating mechanism, hinging blocks are fixedly mounted on the back of the case and located on the left side of the rotating mechanism, mounted on the front side of the case and located on the right side of the rotating mechanism, a sterilizing box is fixedly mounted on the back of one hinging block and located on the right side of the case, and a filtering box is fixedly mounted on the front side of the other hinging block and located on the left side of the case. According to the ventilation device convenient to dismount, mount andmaintain and used for the poultry farm, a clamping block is pulled to drive a compression spring to compress and rotate a connecting rod, the connecting rod drives the clamping block to be separated from a clamping seat, so that the case, the sterilizing box and the filtering box are convenient to mount and dismount, and the effect of convenience in dismounting, mounting and maintenance is achieved.

The invention discloses a stand column profile for clamping of an aluminum alloy flower box. The stand column profile is characterized in that the entire stand column profile is of a long strip shape,wherein the stand column profile is provided with a clamping main body, a left clamping body and a right clamping body, the left clamping body is located at the left side of the clamping main body, and the right clamping body is located at the right side of the clamping main body; an integrity is formed through connection of the clamping main body, the left clamping body and the right clamping body, the clamping main body is provided with a left outer side surface, a left inner side surface, an arc-shaped transition body, a right outer side surface and a right inner side surface, and the leftclamping body is of an n shape as a whole; the left clamping body is provided with an outer vertical surface, an inner vertical surface and a clamping surface, one end of the clamping surface is connected to one end of the outer vertical surface, and the other end of the clamping surface is connected to one end of the inner vertical surface; and an integrity is formed through connection of the outer vertical surface, the inner vertical surface and the clamping surface. The stand column profile has high overall strength, firm clamping and convenient assembly, high connection strength between the connecting members and the stand column is ensured, and good overall stability is achieved; and the stand column profile is suitable for batch promotion and application in the manufacture process of the flower box.

The invention discloses a nasal oxygen inhalation catheter connector capable of being connected with an anesthesia machine, and the connector comprises a connector main body, the bottom end of the connector main body is provided with an anesthetic gas pipeline connecting port, one end of the connector main body is connected with a filter, the anesthetic gas pipeline connecting port is connected with an anesthetic gas pipeline, the outer side end of the filter is provided with a nasal oxygen uptake catheter connecting end, and the outer side end of the nasal oxygen uptake catheter connecting end is provided with a nasal oxygen uptake catheter. The invention aims to provide a nasal oxygen inhalation pipeline which can be in butt joint with a threaded pipe on an anesthesia machine, so that nasal oxygen supply can be provided for a patient in the anesthesia process of the surgical patient, and cross infection caused by oxygen inhalation of the patient can be effectively avoided by using the oxygen and a filter in an oxygen inhalation passage; the utility model discloses a nasal oxygen inhalation catheter connector capable of avoiding cross infection.

The invention discloses a crown and a wrist-worn device with the crown. The crown comprises: a button rod provided with an external thread; The first jack for rod insertion; the first captive nut fixed on the body; the second captive nut that is unidirectionally locked with the first captive nut, and the second captive nut is provided for connecting with the outer The internal threads of the thread fit connection, the screwing direction of the external threads and the internal threads are the same as the locking directions of the first captive nut and the second captive nut. The second captive nut can be pre-assembled on the body through the first captive nut, and then the key rod is installed. The existence of the second captive nut does not affect the assembly of the key rod, and can realize the axial direction of the key rod The position is limited to achieve the effect of blindly installing the key rod. Compared with the prior art, the assembly is convenient and the complexity of assembly is reduced. The wrist-worn device includes the above-mentioned crown and has the above-mentioned beneficial effects.

The invention discloses a tin stripping solution recycling and processing device. The sedimentation slant plate of the sedimentation support assembly is arranged on one side of the sedimentation tank, the removal support frame of the removal component is slidingly connected with the sedimentation tank, and the removal support plate is slidingly connected with the removal support frame. The protective cover is connected to the take-out support rod in rotation, the first screw motor is installed on one side of the sedimentation tank through the sliding support seat, the support guide rails are set on both sides of the sedimentation tank, and the extension rod is slid on the top, and the extension rod is driven by the second screw motor. A scraper is arranged on the extension rod. The second screw motor drives the extension rod and the scraper to collect the sediment on the rocking plate, so that the sediment can enter the take-out support plate, and then rotate the protective cover to protect the sediment, and the first screw motor drives the take-out support frame to move up and slide The support plate is taken out to take out the sediment, so that the sediment can be scraped off more easily, so that the sediment on the shaking plate can be collected and taken out conveniently, and the working efficiency is improved.

The invention provides a battery pack structure and an electric vehicle, relating to the battery structure technical field of an electric vehicle, including: a negative aluminum row, a lower support frame, a battery cell, an upper support frame and a positive aluminum row; wherein, the negative aluminum row and the positive aluminum row The lower support frame is fixedly connected, the lower support frame is fixedly connected with the upper support frame, and the upper support frame is fixedly connected with the positive aluminum row; the battery cell is fixedly installed on the lower support frame and the between the above supports. According to the solution of the present invention, the battery cells are in close contact with the positive aluminum row and the negative aluminum row, the deformation is small, and the cost is low. resistance.

The invention relates to a mounting assembly for mounting an optical member (30) to an elongated luminaire, the mounting assembly comprising a plurality of mounting members (10, 20) arranged to be fixed to a An end cap at the narrow side of and for accommodating an optical member (30), wherein the plurality of mounting members (10, 20) includes a first type of mounting member (10) and a second type of mounting member (20).

The invention discloses a sealing and limiting structure at the top of a turbine stator with blade-shaped wire grooves, which comprises a casing, a turbine stator arranged in the casing, and a sealing and limiting ring with a sealing function; the turbine stator is connected with the casing, The step on the housing cooperates with the step on the trailing edge of the turbine stator blade, which restricts the movement of the turbine stator to the outlet side; the sealing limit ring is processed with a groove consistent with the shape of the turbine stator blade, and is pushed into the casing from the inlet side. And cooperate with the front edge step of the blade to limit the movement of the turbine stator to the inlet side; the sealing limit ring limits the circumferential movement of the turbine stator under the action of the air flow force; due to the sealing limit ring groove and the turbine stator blade surface It is a very small clearance fit with consistent profiles, which can effectively reduce the leakage of the top clearance of the blade and improve the performance of the turbine.

A truck bed hopper of a mining dump truck that is capable of elastic deformation when it is subject to the loading or unloading of material, built preferably of structural or of wear and tear steel, where the general structure of the bed hopper is curved. By this construction, the great moments of inertia which are achieved with curved surfaces eliminate or reduce to a great extent the use of beams as main resistive elements. The present bed hopper has a protective blinder which is preferably cylindrical in shape and a frontal wall and floor which are preferably elliptical in shape. The bottom of the bed hopper externally has a plurality of transversal beams, preferably 4 to 6 in number, even more preferably 5 in number which have a main function of keeping the bottom surface curved and transferring the strengths of the envelopment to the truck's body. Further, the bottom externally also has a plurality of support elements, preferably two in number, that are located at the front part, i.e., ahead of the rotation axis of the hopper. The support elements only permit the support of the bed hopper on the truck's body and may be eliminated if the truck's body adapts itself to directly take in the transversal beams.

A CFG (cement flyash gravel) pile composite foundation structure is intended to effectively reduce manufacture cost of a composite foundation, improve construction efficiency and solve the technical difficulties in traditional CFG pile cap construction. The CFG pile composite foundation structure comprises CFG piles arranged in a foundation at intervals in crisscross manner, as well as a prefabricated frame lattice beam buried below the foundation surface; the prefabricated frame lattice beam is composed of transverse beams arranged at intervals in longitudinal direction and longitudinal beamsarranged at intervals in transverse direction; the junctions of the transverse and longitudinal beams are integrally connected to form joints; pile bodies of the CFG piles are positioned below the joints respectively; the CFG piles are connected with the prefabricated frame lattice beam via connection structures and connection members at the tops of the piles.

The invention discloses a mobile intelligent payment terminal device. The invention relates to the technical field of mobile intelligent payment. Most of existing intelligent payment terminal devicesare handheld and movable. The cashier holds the terminal by hand to scan and settle the bank card, the payment two-dimensional code and the like of the customer; in order to solve the problems that ahandheld movable intelligent payment terminal device is not easy to be fixedly connected with a matched base, and the connection angle is not easy to adjust, so that the payment terminal device is noteasy to be placed and used at a fixed point, the following scheme is provided: the payment terminal device comprises a fixed box and a payment device main body, and the payment device main body is rotatably connected to the inside of the fixed box. Through the design of the fixing box, the payment equipment main body can be conveniently moved and used. Meanwhile, the payment equipment main body can be fixedly placed and used, the idle payment equipment main body can be conveniently stored and placed, and through the design of the dustproof cover plate, the idle payment equipment main body canbe conveniently subjected to dustproof protection.

The invention provides an intelligent traffic guardrail, and relates to the technical field of intelligent traffic tools. The intelligent traffic guardrail comprises a guardrail base; a guardrail frame is fixedly mounted at the top of the guardrail base; an enclosure fence is movably mounted on one side of the guardrail frame; the enclosure fence is internally provided with a supporting rod frame;an opening is formed in the side, close to the guardrail frame, of the supporting rod frame; and an ejection block is fixedly mounted on the side, close to the guardrail frame, of the supporting rodframe. The intelligent traffic guardrail is simple in structure and convenient to use; the supporting rod frame and the guardrail frame are arranged, the ejection block fixedly mounted on one side ofthe supporting rod frame is inserted into a first cavity frame, and a clamping connecting rod is in clamping connection with a groove formed in the side, close to the guardrail frame, of the supporting rod frame, so that the condition that the guardrails are fixedly connecting according to a traditional handrailis avoided, the intelligent traffic guardrail achieves partialseparating, that is, whenthe intelligent traffic guardrail is impacted, only the impacted part needs to be repaired or replaced, and therefore the maintenance cost is significantly reduced.

The invention relates to an assembly type steel structure assembly process. Assembly type steel structure assembly equipment is used in the assembly type steel structure assembly process. The assembly type steel structure assembly equipment comprises an assembly bottom plate, locking devices and an angle adjusting device, wherein the locking devices are symmetrically mounted at the two ends of the assembly bottom plate; and the angle adjusting device is arranged between the two locking devices and mounted in the middle of the upper end face of the assembly bottom plate. The problems that most of steel column connecting joints of existing assembly type steel structure assembly equipment adopt a welding locking mode, consequently, corrosion is prone to occurring due to improper weld joint treatment, and the service life of a steel structure building is affected can be solved, and meanwhile the problems that the supporting angle of a beam cannot be adjusted through the existing assembly type steel structure assembly equipment, the supporting strength of the steel structure building is affected, and then the stability and shock resistance of the steel structure building are affected can be solved.