33results about How to "Guarantee in place" patented technology

The invention discloses a connecting structural component of an air-separation cold box, which comprises a conjunct connector capable of being arranged on a joint of an frame steel tube or fractionating tower body consisting of involutory upper and lower parts in the cold box, and is characterized in that: the guide connector consists of at least one section of inner cylinder fixed on the inner wall of the joint end of a steel tube and used for docking guidance, and a cone connected on the inner cylinder. Compared with the prior art, the connecting structural component has the characteristics of having simple structure and convenient use and installation, meeting the quality requirement on integrally assembled cold box on site, preventing the malposition of the fractionating tower body which cannot be corrected artificially, guaranteeing the alignment of the fractionating tower and the proper position of a welding plate, and the like.

The invention discloses a die elevating device applied to a tube bending machine. The die elevating device comprises a machine body, wherein a die base which can slide up and down is installed on the machine body; a wedge block which can slide horizontally is installed at the bottom part of the machine body; stairs are arranged on the surface of the wedge block; the die base is provided with a roller; and the roller is arranged on the stairs of the wedge block. The wedge block horizontally slides so as to push the roller to be positioned in stairs of different layers. The wedge block adopts a fixing mode that two oil cylinders are connected tail to tail. The die base is pushed to move up and down by using the horizontal movement of the wedge block, such mode of push is more stable and unlikely to damage compared with a screw rod mode; and the fixation mode that two oil cylinders are connected tail to tail ensures that the wedge block is stable and positioned in place.

The invention relates to a method, system and device for warning routing inspection of a nuclear power station field device. The method comprises the following steps of S1, building an information base of the nuclear power station field device; S2, setting an important device and configuring in-place scanning information for the important device; S3 utilizing a field data acquiring device to acquire in-place routing inspection data of the nuclear power station field device according to routing inspection route information; and S4, comparing the in-place routing inspection data and the information base of the nuclear power station field device and performing warning judgment. In the step S3, when the nuclear power station field device is judged to be the important device, the in-place scanning information of the nuclear power station field device is scanned and confirmed in place, and then the in-place routing inspection data are entered. By configuring the in-place scanning information for the important device, routing inspection persons are ensured to be in place, device defect description is specified, and safe and stable operation of the nuclear power station field device is ensured. The in-place routing inspection data can be effectively entered, routing inspection electronization is achieved, the work efficiency is improved, and guarantee is provided for safe generation of a nuclear power station.

The invention discloses a connecting structural component of an air-separation cold box, which comprises a conjunct connector capable of being arranged on a joint of an frame steel tube or fractionating tower body consisting of involutory upper and lower parts in the cold box, and is characterized in that: the guide connector consists of at least one section of inner cylinder fixed on the inner wall of the joint end of a steel tube and used for docking guidance, and a cone connected on the inner cylinder. Compared with the prior art, the connecting structural component has the characteristicsof having simple structure and convenient use and installation, meeting the quality requirement on integrally assembled cold box on site, preventing the malposition of the fractionating tower body which cannot be corrected artificially, guaranteeing the alignment of the fractionating tower and the proper position of a welding plate, and the like.

The invention relates to a fixed connection push board of a lower mold plate of a giant tire adjustable mold. The bottom parts of various patterned mold blocks are articulated with a slide block which is arranged between the lower mold plate and the push board and is embedded in a radial slide groove; and a link rod is articulated with a lower mold sleeve at the back of various patterned mold blocks. The patterned mold block back is provided with an upper inclined plane and a lower inclined plane or an upper inclined arc surface and a lower inclined arc surface, and an upper mold sleeve and the lower mold sleeve are provided with an upper fixing ring and a lower fixing ring of an inner polygonal cone surface which is matched with the upper inclined plane and the lower inclined plane or provided with an upper cone surface and a lower cone surface which are matched with the upper inclined arc surface and the lower inclined arc surface. When the mold is locked, the push board and the lower mold plate drive the slide block and the patterned mold block to move downwards; the patterned mold block controlled by the link rod withdraws downwards and inwards to closely contact the tire surface periphery; the slide block connected with the bottom end slides inwards along the slide groove; the upper mold sleeve move downwards to press the patterned mold block to further withdraw downwardsand inwards and an spigot of the upper mold sleeve and the lower mold sleeve are closed; and then the mold locking is completed. Then the mold is opened by a reverse movement. The adjustable mold meets the requirements of giant tire sulfuration and shaping and is applicable in sulfuration machines and sulfuration tanks; the patterned mold block moves flexibly and accurately, which guarantees the quality of sulfuration and shaping.

The invention belongs to the matching technical field of tunnel construction rescue and discloses a platform and method for testing the protective capability of a tunnel construction rescue capsule body. The testing platform comprises a bearing stand, a traction device, multiple vertical loading executing mechanisms, and multiple horizontal loading execution mechanisms. The traction device comprises a traction trestle, two winches, a steel wire, and a traction vehicle. The bearing stand is provided with a stopping block. Each vertical loading executing mechanism comprises a vertical hydraulic cylinder and a vertical pressure block. The hydraulic rod of the vertical hydraulic cylinder is disposed vertically. The multiple horizontal loading execution mechanisms are arranged in a left row and a right row. The testing method comprises performing a test for simulating uniformly distributed dead load, a test for simulating impulse load, and a test for simulating local and single-side bias load on the rescue capsule body and the whole rescue capsule. The bearing stand, as the main force-bearing member of the platform, bears the reactive force of loaded static force in a test and may well disperse the reactive force of the loaded static force in the test.

The invention discloses an intelligent fire pump, which belongs to the field of fire pumps. An intelligent fire pump, including a fire pump motor, a protective seat cover, a working chamber, two connecting main parts for connecting with fire hose joints, a transmission main part, a stabilizing main part and an adjusting main part; the working chamber is located in the protection Inside the seat cover; the fire pump motor is fixed on the protective seat cover, and the motor shaft of the fire pump motor is provided with an impeller, and the impeller is located in the working chamber; the two connecting main parts are located on the protective seat cover and connected to the working chamber Connected, a connecting main part is fixed on the side end surface of the protective seat cover, it can effectively limit the position of the joint according to the increase of the actual water pressure after connecting the fire hose joint and the fire joint through the connecting main part, and Carry out clamping, especially after the water flow pressure is higher after the fire pump is pressurized, in order to better ensure the connection between the joints of the two, to achieve the stability of the water flow transmission.

The invention discloses a correcting method of misplacement of a flanging angle and unevenness of a flanging face of an automotive L-shaped stamping part. According to the method, a negative angle is avoided in the subsequent correcting by rotating a process angle and reserving a rebounding process remainder, and the right placement and the subsequent correctable property of the flanging angle are guaranteed; and through the improvement of the structure of a die, a workpiece is totally located in a female groove, the flanging face is uniformly stressed in the same direction in the flanging process, and the evenness of the flanging face is guaranteed, so that the precision of the stamping part is guaranteed.

Disclosed is an operating mechanism limiting structure based on the magnetic suspension technology. An operating mechanism is provided with a rotating part and located inside a shell. Three layers of groove cavities are formed in a base or shell base plate (23) below the horizontal rotating part. A small rectangular groove or hole (31) is formed in the bottommost layer, and a guiding permanent magnet (16) in the same shape as the small rectangular groove is fixedly arranged inside the small rectangular groove. A large rectangular groove (32) is formed in the middle layer, and the long end of the large rectangular groove deforms to form the triangular groove. A T-shaped groove (33) is formed in the upmost layer, and the long end of the T-shaped groove extends to the edge of the base (23). The long axes of the three grooves coincide. A downward-protruding sliding stop block (15) is fixedly arranged on the bottom face of the horizontal rotating part and corresponds to the three layers of groove cavities when rotating. The operating mechanism limiting structure further comprises a sliding plate (12), the sliding stop block (15) and a rotating pressing plate (11). According to the operating mechanism limiting structure based on the magnetic suspension technology, and particularly the GIS three-station switch operating mechanism limiting structure based on the magnetic suspension technology, the design is more flexible and simpler, the structure is compact, the occupied space is small, and the cost is low.

The invention provides a lubricating oil filling device for elevator car guide rails, comprising a first smearing plate, the bottom of the first smearing plate is fixedly connected with a first bottom plate, and the rear end of the first bottom plate is fixedly connected with a The first connecting plate, the invention can fill the top and bottom of the elevator guide rail with lubricating oil without dead angle through the length of the two first rotating brushes and the second rotating brush exceeding the height of the elevator guide rail, and use three atomizing bodies at the same time Atomized lubricating oil is cleaned with a rotary brush to make the cleaning cleaner; at the same time, the pusher is used to further evenly process the oil after filling, to remove residual stains and impurities on the surface of the elevator guide rail, to ensure that the lubricating oil is in place and to assist the cleaning of the guide rail. of sundries.

The invention discloses a reliable and stable intelligent fire pump, and belongs to the field of fire pumps. The reliable and stable intelligent fire pump comprises a fire pump motor, a protection seat sleeve, a working cavity, two connecting main pieces used for being connected with a fire hose connector, a transmission main piece, a stabilizing main piece and an adjusting main piece, wherein the working cavity is arranged in the protective seat sleeve; the fire pump motor is fixedly arranged on the protection seat sleeve, an impeller is arranged on a motor shaft of the fire pump motor, and the impeller is located in the working cavity; the two connecting main pieces are both arranged on the protection seat sleeve and communicate with the working cavity, one connecting main piece is fixedly arranged on the side end face of the protection seat sleeve, and after the fire hose connector and a fire connector are connected through the connecting main pieces, the position of the connector can be effectively limited and clamped according to the increase of actual water pressure, particularly, the pressure of the water flow pressurized by the fire pump is higher, and the connection of the position of the fire hose connector and the fire connector is ensured so as to achieve the stability of water flow transmission.

The invention belongs to the matching technical field of tunnel construction rescue and discloses a platform and method for testing the protective capability of a tunnel construction rescue capsule body. The testing platform comprises a bearing stand, a traction device, multiple vertical loading executing mechanisms, and multiple horizontal loading execution mechanisms. The traction device comprises a traction trestle, two winches, a steel wire, and a traction vehicle. The bearing stand is provided with a stopping block. Each vertical loading executing mechanism comprises a vertical hydraulic cylinder and a vertical pressure block. The hydraulic rod of the vertical hydraulic cylinder is disposed vertically. The multiple horizontal loading execution mechanisms are arranged in a left row and a right row. The testing method comprises performing a test for simulating uniformly distributed dead load, a test for simulating impulse load, and a test for simulating local and single-side bias load on the rescue capsule body and the whole rescue capsule. The bearing stand, as the main force-bearing member of the platform, bears the reactive force of loaded static force in a test and may well disperse the reactive force of the loaded static force in the test.

The invention relates to a bearing assembly method used for assembling a bearing without an inner ring on an intermediate case of an aircraft engine. The method includes the following steps: A, providing an assembly tool, sleeving a cylindrical portion with a bearing bush, enabling a boss to match and align with a first notch, rotationally connecting an ejector rod with a first pressure rod, and clamping the bearing with an ejector blade and a disc; B, after heating a case hole of the intermediate case or cooling the bearing, enabling a first projection to align with a case notch, and then assembling the bearing in place; disconnecting the ejector rod with the first pressure rod, taking out the ejector rod from the intermediate case, and then taking the first pressure rod out of the bearing; C, mounting a collar and a spiral retaining ring in sequence to finish assembling of the bearing. The bearing assembly method greatly improves assembly and disassembly efficiency and quality.

The invention provides a photovoltaic module section bar straightening and backboard flattening mechanism, belongs to the technical field of photovoltaic module automatic production equipment and specially relates to the photovoltaic module section bar straightening and backboard flattening mechanism applied to a frame combiner. The invention provides the photovoltaic module section bar straightening and backboard flattening mechanism which improves production efficiency and allows product uniformity to be good. The mechanism comprises a telescopic cylinder and is characterized in that the telescopic cylinder is connected with a movable frame; the movable frame is provided with a turn-over cylinder; the turn-over cylinder is connected with a toothed bar on the movable frame; the movable frame is provided with a turn-over arm through a turn-over shaft; the end portion of the turn-over arm is provided with a claw hook; a gear engaged with the toothed bar is arranged at the place of the turn-over shaft of the turn-over arm; and the lower surface of the turn-over claw hook is provided with a press roller.

The invention discloses a mold bar push-out mechanism in a capsule production system, and belongs to the technical field of capsule production lines. The mechanism is installed on a push-out beam of a glue dipping machine and comprises a push-out motor, a transmission device, a driving push-out shaft, a driven push-out shaft, two push-out arms and overload protecting devices, wherein both the driving push-out shaft and the driven push-out shaft are installed on the push-out beam, one end of the driving push-out shaft and one end of the driven push-out shaft stretch out of the push-out beam, half teeth meshed to one anther are respectively installed at the end of the driving push-out shaft stretching out of the push-out beam and the end of the driven push-out shaft stretching out of the push-out beam, the two push-out arms are installed on the driving push-out shaft and the driven push-out shaft respectively, the overload protecting devices are installed on the end portion, where one push-out arm is installed, of the driving push-out shaft and the end portion, where the other push-out arm is installed, of the driven push-out shaft, and the other end of the driving push-out shaft stretches out of the push-out beam and is connected with the push-out motor through the transmission device. Through the mechanism, it can be guaranteed that the system is controlled to stop when faults happen. When the faults happen, steel balls roll out of overload disks so that the overload disks can drive the push-out arms to have displacement, real-time detection can be performed through a proximity switch, and therefore the mechanism is prevented from being damaged when the faults happen.

The invention discloses a handcart switch and grounding switch operation special tool, which comprises a handcart switch operation mechanism, a grounding switch operation mechanism and a handle, wherein the handcart switch operation mechanism comprises a handcart switch sleeve; a handcart switch operation head is arranged at the outer end of the handcart switch sleeve in a rotating mode; a tension overload automatic release is arranged between the handcart switch operation head and the handcart switch sleeve; the handcart switch sleeve is internally provided with a driving motor; the grounding switch operation mechanism comprises a grounding switch sleeve; a grounding switch operation head is arranged at the outer end of the grounding switch sleeve in a rotating mode; a spring energy storage mechanism is arranged inside the grounding switch sleeve; and a rotating lock switch and an operation head switch are arranged between the grounding switch operation mechanism and the handcart switch operation mechanism. Corresponding operation of the handcart switch or the grounding switch is realized in an electric or manual control mode, the operation and the use are convenient, and the working efficiency is improved.

The invention proposes a motor rotor shaft sleeve assembly machine, which includes a frame on which a motor rotor positioning block is fixed. Both sides of the motor rotor positioning block are symmetrically provided with a shaft sleeve inserting device and a shaft sleeve pressing device. A motor rotor pressing block is arranged above the motor rotor positioning block, the motor rotor pressing block is used to press the motor rotor positioned on the motor rotor positioning block, and the shaft sleeve inserting device is used to grab the shaft sleeve and hold the shaft The sleeve is preliminarily inserted on the shaft of the motor rotor, and the sleeve pressing device is used to press the initially inserted sleeve to a designated position. The invention divides the pressing-in process of the bushing into two steps, respectively inserting and pressing in, replacing the direct pressing of the bushing by the bushing clamp, ensuring that the bushing is in place, and simultaneously pressing the two shafts of the motor rotor, Increase productivity.