67results about How to "High stability factor" patented technology

The invention belongs to the technical field of pressure vessels and particularly discloses a vertical type pressure vessel for glassed steel equipment. The vertical type pressure vessel aims at solving the problems that a vertical type pressure vessel is low in flexibility, inconvenient to use and low in safety coefficient. The vertical type pressure vessel comprises a base. Hydraulic cylinders are arranged at four corners of the outer wall of the top of the base, and a first vibration reduction pillar is fixed to the outer wall of the top of each hydraulic cylinder through screws. A same connecting plate is fixed to the outer walls of the tops of the two first vibration reduction pillars at each side of the base through screws. Two connecting brackets are arranged on the outer wall of one side of each connecting plate. A same fixing plate is fixed to the outer walls of one sides of every two connecting brackets through screws, and a display screen and an alarm device are fixed to theouter wall of one side of each fixing plate through screws. By means of the vertical type pressure vessel, universal wheels can be ascended and descended freely; movement and fixation of the equipment can be completed; flexibility is high; a protective housing can be firmly fixed, and the phenomenon that the protective housing falls off due to collision is avoided; and by means of reset springs and clamping blocks, clamping flexibility and stability are improved.

The invention discloses a method for erecting parallel box girders in a tunnel. The method comprises the steps of making a bridge girder erection machine pass through the tunnel, wherein the bridge girder erection machine is conveyed to the position of the entrance of the tunnel by a girder transporting vehicle through two supports; placing the bridge girder erection machine in position, adjusting the height of the bridge girder erection machine to be matched with the height of the tunnel, making the height of a rear supporting leg, the height of a middle supporting leg and the height of a front supporting leg increase gradually, and making the surface of the bridge girder erection machine incline upwards horizontally; conducting girder feeding through the girder transporting vehicle; lifting the first box girder through the bridge girder erection machine; finishing girder feeding through the bridge girder erection machine; lowering and horizontally moving the first box girder through a front girder carrier and a rear girder carrier; taking the second box girder through the bridge girder erection machine in the same way and conducting lowering and horizontal movement of the girder; finishing girder erection. According to the method, due to the fact that the bridge girder erection machine is adopted to erect the parallel box girders in the tunnel, time is saved a lot, cost is reduced, erection of the first hole box girders with cast-in-place required in the prior art is achieved safely and smoothly, the difficulty of erecting the first hole parallel box girders in the specific tunnel-bridge connection environment is reduced, and construction safety and construction quality are guaranteed.

The invention provides a water-cooled battery module, which comprises a battery module shell and a battery cell support, wherein the shell comprises an upper shell and a lower shell; an upper fastening installation part is arranged on the upper shell; the upper fastening installation part is connected to a lower fastening installation part through a connecting piece; a support piece is arranged in the upper shell; a plurality of battery support pieces are arranged on the support piece; a water cooling device is arranged in the upper shell; the water cooling device comprises a water inlet pipe, a water outlet pipe and a condensing coil; a battery cell support installation cavity is arranged in the lower shell; and a heating panel is arranged at the bottom of the lower shell. The water-cooled battery module has the advantages of high reliability, compact structure, strong flow, large joint area, strong heat exchange and strong cooling and has wide market prospect in the electric automobile market.

The invention discloses an optimized arrangement method of a horizontal rigid ring of a natural ventilating cooling tower. The optimized arrangement method comprises the following steps that: wind load basic information of a cooling tower is input, so that the distribution situation of the wind load along the height and horizontal directions of the cooling tower is obtained; iterative analysis for multiple times is carried out on the input wind load basic information of the cooling tower, so that the reasonable optimized arrangement of the horizontal rigid ring is obtained; and the optimized design of the height and width dimensions of the rigid ring is carried out according to the confirmed arrangement, so that the most optimized arrangement and design scheme of a horizontal reinforcing ring can be obtained. According to the invention, aiming at the set cooling tower structure, and through the optimized arrangement on the position, number and dimension of the horizontal rigid ring of the cooling tower, the maximal stable coefficient of the cooling tower can be obtained further, also the wall thickness of the cooling tower can be reduced, and the integral investment is saved.

The invention relates to a simple breathing machine and a breathing mask thereof. The simple breathing machine comprises a base, a storage battery pack, a shell and a control box, wherein the base isequipped with an external power line; the storage battery pack is fixedly mounted in the base and is connected with the external power line; the shell is fixedly mounted on the base; the control box is arranged on the shell; a fixing device is arranged at the bottom of the base; the storage battery pack is connected with a motor in the shell through the control box; an output end of the motor is connected with a simple breathing device; the simple breathing device is connected with an oxygen supply pipeline. The simple breathing machine has a simple structure, is convenient to operate, is capable of saving the cost of the patient or the patient families and can be widely popularized in common patients; the product wholly occupies less area, is in small volume, is more flexible, does not occupy excessive space, is energy-saving and environment-friendly, is long in service life and is difficult to be in fault; the stable supply of air flow can be realized.

The invention discloses an enterprise information technology (IT) business virtualization disaster recovery method based on a zettabyte file system (ZFS) and a kernel-based virtual machine (KVM) kernel virtual underlying system. The enterprise IT business virtualization disaster recover method based on the ZFS and the KVM kernel virtual underlying system comprises a step of data block level incremental backup at regular intervals and a step of virtualization disaster relief, wherein all functions of backup, storage and virtualization are provided by one server. A user is directly connected with an integrated server by a protective computer, and changing incremental data is backed up to a storage medium managed by the integrated server at regular intervals. When the computer of the user is affected by a disaster, the integrated server generates a virtual computer which is totally the same as the original computer of the user according to the back-up data stored in local, the virtual computer substitutes the original computer of the user to continue working, and therefore the continuity of the business of the user is guaranteed. Historical data of any back-up time points can also be virtualized to be a virtual computer, the normal operation of the original computer does not need to be interfered, and the virtual computer is utilized to test or diagnose troubles. The enterprise IT business virtualization disaster recovery method based on the ZFS and the KVM kernel virtual underlying system can overcome the defects of resource wasting, complicated structure and unstable communication among traditional framework multiple nodes and the like.

The invention discloses a packaging box. The packaging box comprises a base, a supporting unit and a locking unit, universal wheels are arranged at four corners of the lower end of the base, the supporting unit is installed at the upper end of the base, and the locking unit is arranged at the upper end of the supporting unit. The packaging box can solve the problems that first, when a common packaging box is produced and manufactured, boards are mostly fixed through a pneumatic nail gun, the packaging box needs to be repeatedly opened and closed in the using process, the boards are prone to being damaged through a nail gun fixing mode for a long time, the fixing effect is affected, and when the boards are fixed through the nail gun, potential safety hazards are prone to being caused to workers; and secondly, in the manufacturing process of existing packaging boxes, most of the packaging boxes are fixed through the nail gun, the packaging boxes shake in the transportation process, nails at connecting positions of boards are prone to falling off, the boards are loosened, the stability is lacked, and the using effect is affected.

The invention discloses a gardening automatic rotary spray head. The gardening automatic rotary spray head comprises a connecting pipe, a spray head and a ground plug; the outer surface of the left side of the connecting pipe is provided with a connecting seat; the connecting seat is detachably connected with the connecting pipe; one side, away from the connecting seat, of the connecting pipe is fixedly provided with a joint water inlet cylinder; a blocking sheet is arranged above the connecting seat; the blocking sheet sleeves the outer side wall of the connecting pipe; the blocking sheet isrotatably connected with the connecting pipe; and a fixing plate, supporting legs and a silica gel ring are arranged on the outer side wall of the ground plug. A user inserts the ground plug through the fixing plate and inserts the ground plug into the ground for fixing the spray head, the friction force between the ground plug and the fixing plate is increased through the silica gel ring, so thatthe ground plug is more stable; the four supporting legs support the fixing plate, then the stability coefficient of the fixing plate is improved, and the situation that the ground plug is unstable when the water pressure inside the connecting pipe is too large is improved, so that water resources can be fully utilized, and convenience is brought to the users.

The invention discloses a fire and temperature monitoring and detecting device for a power plant. The device comprises a first supporting column, a top seat and a movable mechanism, the connecting frames are arranged at the four corners of the movable mechanism; a rotating shaft is driven by a motor on the connecting frame to drive fan blades to rotate, therefore, the movable mechanism can effectively implement all-around monitoring and detection above each device of the thermal power plant; meanwhile, four smoke sensors arranged below the movable mechanism, a temperature sensor and a panoramic camera in the middle enable the movable mechanism to monitor and detect all devices below the movable mechanism, and meanwhile a control unit in the movable mechanism can integrate collected data through a wireless receiving and transmitting module and a data processing module and send the data to a user control terminal so that a user can conduct thermal power generation and more effective andpowerful data information is provided when the equipment in the plant performs fire monitoring and detection, so that the accuracy of monitoring and detection is further improved.

The invention relates to an intelligent high-precision voltage stabilizer with self-adaptive wide dynamic power supply. The main loop of the intelligent high-precision voltage stabilizer comprises one compensation transformer, 4 IGBTs (Insulated Gate Bipolar Translators) and an intelligent driving control system; the four IGBTs under the control of input power live wires and chopped waves are connected with a harmonic suppression inductor L1; a first contact (KM1) head and a second contact (KM2) head are connected with the tail end of a primary side of the compensation transformer (T1); and a third contact (KM3) head is connected in parallel with the first end and the tail end of a secondary side of the compensation transformer (T1). As a voltage value is adjusted and compensated by using a chopped wave control technique, wide dynamic power supply and high-precision voltage output are achieved.