16results about How to "Improve blowback effect" patented technology

The invention discloses a cloth bag cleaning device and method for a cloth bag dust remover. The cloth bag cleaning device comprises a dust remover body, and a pulse cleaning mechanism, a bag shaking mechanism and a deslagging mechanism are arranged in the dust remover body; the dust remover main body comprises a dust removing cylinder, a dust removing cloth bag and an opening and closing electromagnetic valve, an air inlet is formed in the side face of the dust removing cylinder, an air outlet and a back-flushing opening are formed in the top of the dust removing cylinder, and an ash discharging opening is formed in the bottom of the dust removing cylinder; the bag shaking mechanism comprises a first motor, a cam, a rocker, a supporting frame and a swing table and is installed at the lower end of the dust collection bag. The bag-type dust collector has the advantages of being high in cleaning efficiency and thorough in cleaning, and the problem that in the prior art, a dust collecting bag of a bag-type dust collector is single in cleaning means, and consequently the bag is difficult to clean is solved.

The present application relates to the technical field of air filtration equipment, and specifically discloses an air filter for environmentally friendly emission, including two positioning circular plates, two air filter components are arranged between the two positioning circular plates, and air guide components are respectively arranged on the opposite sides of the two positioning circular plates, and the air filter component includes a vertical plate I and a vertical plate II, and the vertical plate I and the vertical plate II are connected to a filter element on the side away from each other, and the filter element is of a folding design, and the two air guide components are respectively used for the outflow of filtered gas and back-blowing high-pressure gas to clean the filter surface of the filter element. Through the structural setting of the air filter component composed of the vertical plate I, the vertical plate II and the filter element and the characteristics of the folding design of the filter surface of the filter element, after back-blowing the high-pressure gas to the filter element, the filter surface of the filter element is overlapped, and the dust, particulate matter and other impurities on the outside of the filter element after back-blowing fall to the bottom of the filter element, and will not be re-attached to the filter surface of the filter element, thereby improving the back-blowing effect of the filter element in the air filter component.

The utility model discloses a fluidized bed which comprises a filter chamber and a material chamber connected to the bottom of the filter chamber, an atomizing spray gun is arranged on the material chamber, a filter bag is arranged in the filter chamber, and the fluidized bed further comprises an air inlet mechanism, an air outlet mechanism and a back flushing mechanism which are arranged on the same side of the filter chamber and the material chamber. The air inlet mechanism comprises a first air inlet filter, a heater and a second air inlet filter which are connected in sequence, and an air inlet of the material chamber is communicated with the second air inlet filter; the air outlet mechanism comprises an air outlet filter and a first fan which are connected in sequence; the air outlet filter is communicated with the air outlet of the filter chamber; the back-blowing mechanism comprises a second fan and a back-blowing pipe, one end of the second fan is communicated with the back-blowing pipe, the other end of the second fan is communicated with the air inlet second filter, and the back-blowing pipe is used for back-blowing the filter bag. The fluidized bed disclosed by the utility model has the advantages of simple and compact structure, good back flushing effect and less adhesion of material powder.

The present application relates to the technical field of flue gas purification equipment, and discloses a smoke purifier for laser processing of energy storage batteries, including a pre-stage filter, the pre-stage filter is connected to a suction head, the pre-stage filter filters out larger particles in the smoke, the pre-stage filter includes a shell, the middle part of the shell is provided with a filter element, the filter element is arranged horizontally, one side of the shell is connected to the suction head, the other side of the shell is connected to a branch pipe, and the filter element is arranged between the branch pipe and the suction head. In the smoke purifier for laser processing of energy storage batteries, a pre-stage filter is arranged near the suction head, and larger smoke is filtered out by the pre-stage filter in time to avoid the accumulation of smoke in the pipeline. Secondly, during backblowing, backblowing and vibration are carried out simultaneously to enhance the backblowing effect, and the smoke that falls off due to backblowing can be blown to one side for accumulation or blown out directly without falling into the pipeline.

The application discloses a separated cutting fluid filtering module for a machine tool and a processing method, relates to the technical field of cutting fluid filtering, and comprises a support frame which is detachably connected to the outside of the machine tool, a filtering processing shell is fixedly connected inside the support frame, a liquid inlet valve for liquid inlet is arranged at the top of the filtering processing shell, a liquid outlet valve for liquid outlet is arranged outside the filtering processing shell, and a filtering plate for filtering is fixedly connected inside the filtering processing shell; the fixedly-connected communication rod is driven to rotate by a first gear, and then the communication rod drives the connecting head at the top of the filtering plate to rotate, so that the dust suction heads on the multiple communication frames comprehensively suck dust on the filtering plate; when the communication frame rotates, the rotationally-connected poking frame rotates together; the poking frame is engaged with the meshing teeth arranged inside the protection ring through the first bevel gear fixedly connected at one end, so that the poking frame continuously rotates, the position of the metal dust suction head on the filtering plate is pushed, and the cleaning effect is provided.

The utility model discloses a high-precision pulse back-blowing silicon powder filtering device. The device comprises a filter shell, a back-blowing assembly, a filtering assembly and an ash discharging device, and a back-blowing pipeline central gas distribution structure is adopted, so that the back-blowing effect is enhanced, and the service life of equipment is prolonged. And the shell is additionally provided with a purging opening, and the outer wall surface is additionally provided with a bin wall vibrator, so that the powder flowability is improved, the silicon powder is prevented from being stacked and bridged, and the silicon powder is ensured to be discharged smoothly. The filter element and the pattern plate are both of a double-end fixing structure, the structural stability is effectively guaranteed, and filter element damage and sealing failure caused by impact vibration of blowback airflow are prevented. A high-precision sintered metal filter element is adopted as a filter element, reduction tail gas, emptying tail gas or replacement gas is purified, it is guaranteed that no other impurities are introduced, and the product discharging quality is guaranteed. Intercepted silicon powder particles can still be recycled as system byproducts, and the good expectation of reducing cost and improving efficiency is achieved.

The utility model discloses a vacuum filtration blowback device and a vacuum dryer, which belong to the technical field of chemical equipment and comprise a gas pipeline module and a filtration module, the gas pipeline module comprises a main gas pipeline and two auxiliary gas pipelines; the bottom of the gas main pipeline is inserted into the filtering module; one ends of the two auxiliary gas pipelines are communicated with the main gas pipeline, and the other ends are respectively communicated with the vacuum pump and the gas source; and a valve is arranged at the other end of each gas auxiliary pipeline. According to the utility model, the valve is arranged on the vacuumizing pipe, so that the pressure drop loss is reduced, the back flushing effect is improved, the gas pipeline module and the filtering module of the vacuum filtering and back flushing device are convenient to disassemble and assemble through the modular design, and the cleaning difficulty of the filtering module and the operation difficulty in the equipment maintenance process are reduced.

The utility model discloses an antibacterial air filtering non-woven fabric which comprises a pre-filtering layer and a fine filtering layer, the fine filtering layer is fixedly arranged on the exhaust side of the pre-filtering layer; the surface, facing the pre-filtering layer, of the fine filtering layer is provided with a plurality of closed annular protruding parts, annular concave parts of the protruding parts are arranged on the exhaust side of the pre-filtering layer at intervals in a blocking mode, and the pre-filtering layer is made of antibacterial elastic non-woven fabric. The antibacterial air filtering non-woven fabric is provided with a closed annular lug boss and an elastic pre-filtering layer, the pressure difference between the air inlet side and the air outlet side of the non-woven fabric deforms, the elastic pre-filtering layer deforms towards the fine filtering layer during filtering, the deformation amplitude of the pre-filtering layer and the size change of the filtering holes are limited by the fine filtering layer, and the elastic pre-filtering layer deforms away from the fine filtering layer during pulse back flushing. When the two states are switched, the deformation amplitude of the pre-filtering layer is larger, accumulated dust can be fully separated from the pre-filtering layer, and the pulse blowback effect is optimized. The utility model further discloses a filtering device.

The utility model discloses a flow guide structure for double reverse blowing nozzles of a water tank after finish rolling, which belongs to the technical field of steel rolling and comprises a nozzle body, a front reverse blowing head is arranged at the feed end of the nozzle body, a rear reverse blowing head is arranged at the discharge end of the nozzle body, and through channels are axially arranged in the front reverse blowing head, the nozzle body and the rear reverse blowing head in a penetrating manner; a mounting cavity is formed in the discharging end of the nozzle body, and a communicating hole for communicating the mounting cavity with the outside is formed in the discharging end of the nozzle body; the mounting cavity close to the side of the through channel in the nozzle body is a conical cavity, and the small-diameter end of the conical cavity is communicated with the through channel in the nozzle body; the rear blowback head comprises an installation part matched with the installation cavity, an annular gap is formed between the installation part and the installation cavity, the end face, facing the side of the through channel in the nozzle body, of the installation part is a conical end face, and a spraying channel is formed between the conical end face and the conical cavity. The reverse blowing effect is improved through two times of reverse blowing of the reverse double-blowing nozzle, and the problem that a rolled piece with water flows out of the water tank is solved.

The invention discloses an in-situ installation multi-path NOX sampling probe, and belongs to the field of sampling probes, the in-situ installation multi-path NOX sampling probe comprises a rainproof box, one side of the rainproof box is fixedly connected with a connecting flange, the inside of the connecting flange is fixedly connected with a fixed cylinder, the inside of the fixed cylinder is fixedly connected with a sampling probe rod, and the sampling probe rod is fixedly connected with a sampling probe. A connecting end wire box is fixedly connected to one side of the lower surface of the rainproof box, a heating box is fixedly connected to one side of the inner surface of the rainproof box, a sampling assembly is arranged on the inner surface of the heating box, and a dust blocking assembly is arranged on one side of a sampling probe rod. The through-type filter can be matched with the blowback device, the blowback direction is opposite to the gas sampling direction, regular blowback can be realized, and the through-type filter and the sampling probe rod adopt a same-diameter through connection structure, so that the optimal blowback effect is ensured, the probability of blockage of the sampling probe is effectively reduced, and the workload of daily maintenance is greatly reduced.

The utility model discloses a kind of plastic burning plate dust collectors, for filtering neodymium iron boron magnetic powder, including shell, the top of shell is equipped with clean gas chamber, clean gas chamber is isolated with shell, the upper portion of clean gas chamber is equipped with the gas outlet interface being communicated with its inner cavity, vertically arranged plastic burning plate is installed in shell, the gas outlet of plastic burning plate is penetrated to clean gas chamber, and is communicated with clean gas chamber inner cavity, nitrogen gas blowing assembly that is located at plastic burning plate gas outlet in clean gas chamber is equipped with to the nitrogen gas blowing of plastic burning plate gas outlet, the bottom of shell is equipped with the ash bucket being communicated with shell inner cavity, ash bucket is equipped with gas inlet on it. By plastic burning plate as filter core, prolong the service life of dust collector;Meanwhile, nitrogen gas is blown into plastic burning plate using blowing assembly, on the one hand, prolong the service life of plastic burning plate, reduce the workload that originally needs to open dust collector periodically and clean, on the other hand, avoid magnetic powder and air contact spontaneous combustion, improve security.

The utility model discloses a small bag feeding station in the technical field of powder feeding, which comprises a fixing frame and a material collecting box, one side of the material collecting box is fixedly provided with a blowback air bag, one side of a fan is fixedly connected with a blowback pipeline, the blowback air bag and the fan are connected and communicated through the blowback pipeline, and the blowback air bag and the fan are connected and communicated through the blowback pipeline. The top of the inner side of the material collecting box is fixedly provided with a filter element, the filter element is arranged on the inner side of the lower portion of the draught fan, the bottom of the material collecting box is fixedly provided with a discharging hopper, and one side of the discharging hopper is fixedly connected with a discharging port. When dust removal is needed, back blowing is carried out, dust on the filter element is removed, the function that the filter element can be cleaned on line without being detached and cleaned is achieved, the working efficiency is improved, and use is convenient.

The utility model discloses a mounting structure of a filter element, the filter element and a filter, wherein the head part and the tail part of a filter tube are not easy to break. The filter element comprises a filter pipe formed by rolling a porous metal film, the mounting structure comprises a head joint and a tail joint, the head joint comprises a head butt joint pipe and a head sealing piece which are connected with the head of the filter pipe, and the tail joint comprises a tail butt joint pipe and a tail sealing piece which are connected with the tail of the filter pipe; the head connector further comprises a first protection barrel, and the two ends of the first protection barrel are connected with the head butt joint pipe and the head sealing piece respectively. The tail connector further comprises a second protection barrel, and the two ends of the second protection barrel are connected with the tail butt joint pipe and the tail sealing piece respectively.

The invention discloses an online ratio analyzer sampling probe back flushing method, and belongs to the field of sulfur recovery pipeline sampling probe blockage treatment.The online ratio analyzer sampling probe back flushing method comprises the following steps that when back flushing needs to be started, the blockage degree of a sampling probe is obtained; and the reverse blowing controller starts a reverse blowing electromagnetic valve and controls pulse reverse blowing according to the blockage degree to perform reverse blowing according to different reverse blowing periods and reverse blowing flows, so that impurities on the sampling probe are blown back into the sulfur recovery pipeline. When the sampling probe needs to be subjected to back flushing, the back flushing controller sets the corresponding back flushing flow and back flushing period according to different blocking degrees, so that compared with the existing mode of not distinguishing the blocking degrees, the back flushing time is saved, the efficiency of eliminating the blocking obstacles is improved, and the conventional analysis and measurement of the gas sample by the analyzer are ensured.

The invention relates to the technical field of flue gas purification equipment, and discloses a smoke dust purifier for laser treatment of an energy storage battery, the smoke dust purifier comprises a pre-stage filter, the pre-stage filter is communicated with a suction head, the pre-stage filter filters out large particles in smoke, the pre-stage filter comprises a shell, a filter element is arranged in the middle of the shell, the filter element is transversely arranged, and the suction head is communicated with the suction head. One side of the shell is communicated with the suction head, the other side of the shell is communicated with the branch pipe, and the filter element is arranged between the branch pipe and the suction head. According to the smoke dust purifier for laser treatment of the energy storage battery, the front-stage filter is arranged at the position close to the suction head, large smoke dust is filtered out by the front-stage filter in time, and smoke dust accumulation in a pipeline is avoided. And secondly, during back flushing, back flushing and vibration are carried out at the same time, the back flushing effect is enhanced, smoke dust falling off due to back flushing can be blown to one side to be gathered or directly blown out, and the smoke dust cannot fall into the pipeline.

The utility model discloses a mounting structure of a filter element, the filter element and a filter, wherein the head part and the tail part of a filter pipe are not easy to break and the back flushing effect is good. The filter element comprises a filter pipe formed by rolling a porous metal film, the mounting structure comprises a head joint and a tail joint, the head joint comprises a head butt joint pipe and a head sealing piece which are connected with the head of the filter pipe, and the tail joint comprises a tail butt joint pipe and a tail sealing piece which are connected with the tail of the filter pipe; the head sealing piece comprises a first shrinking channel and an expanding channel which are sequentially arranged from the head to the tail. The head connector further comprises a first protection barrel, and the two ends of the first protection barrel are connected with the head butt joint pipe and the head sealing piece respectively. The head part of the first protective cylinder is provided with a second shrinking channel; the tail connector further comprises a second protection barrel, and the two ends of the second protection barrel are connected with the tail butt joint pipe and the tail sealing piece respectively.