10results about How to "Good anti-blocking" patented technology

The utility model relates to the technical field of oil refining assistant production, and particularly discloses a filtering device for oil refining assistant production, which comprises a material receiving disc, a fixed ring fixedly arranged at the upper end part of the material receiving disc, a material pouring port arranged on the side wall of the material receiving disc, a sealing plug arranged inside the material pouring port, and a filtering cylinder arranged at the upper end part of the material receiving disc, the filter cartridge is attached to the inner wall of the fixing ring, a cartridge cover is clamped to the upper end of the filter cartridge, a feeding port is formed in the cartridge cover, and a driving mechanism is arranged at the upper end of the cartridge cover; the driving mechanism comprises a driving motor, the driving motor is fixedly installed on the barrel cover, a rotating column is installed at the output end of the driving motor, an inner groove is formed in the rotating column, a scraping rod is slidably installed in the inner groove, a first spring is fixedly installed at the upper end of the scraping rod, and the end, away from the scraping rod, of the first spring is fixedly connected with the inner wall of the inner groove; the inner ring is fixedly mounted in the inner wall of the filter cartridge, so that the filter cartridge has a good anti-blocking effect under the repeated vibration of the filter screen, and the filtering effect of the oil refining aid is enhanced.

This utility model relates to a gas cooling and scrubbing tower, belonging to the field of gas purification technology. It includes a tower body, an air inlet, an air outlet, and a liquid outlet, located on the side, top, and bottom of the tower body, respectively. Between the air inlet and outlet within the tower body's internal cavity, a first spray device, a uniform flow water curtain layer, and a second spray device are sequentially arranged from bottom to top. The uniform flow water curtain layer includes a uniform flow water curtain baffle, and a water curtain regulating component is arranged above the baffle. This utility model utilizes the uniform flow water curtain baffle and the second spray device to repeatedly deflect, mix, cool, and scrub dust-laden gas, solving the problems of gas flow deviation, poor cooling and scrubbing effects in existing hollow cooling and scrubbing towers. It has the advantages of high scrubbing efficiency, low resistance, no clogging, simple structure, and easy maintenance.

The embodiment of the invention provides a foundation pit drainage device for building construction, and relates to the technical field of building construction. The foundation pit drainage device for building construction comprises a support part, a lifting drainage part and a water filtering part. The vertical frame is installed above the bottom frame. The lifting assembly is installed on the top in the vertical frame to suspend the bracket piece, and the lifting assembly is installed on the bracket piece. The bottom plate is fixed to the bottom of the water filtering cover, the annular plate is fixed to the outer edge of the top of the water filtering cover and connected with the bottom of the bracket piece, and the bottom of the bracket piece is provided with a flow guide opening communicated with a bottom water inlet of the sewage pump. A water filtering cover in the water filtering part is of an inverted-cone-shaped structure, resistance borne by the water filtering cover and a bottom plate at the bottom when the water filtering cover and the bottom plate are inserted into soil is small, and in other words, the water filtering cover and the bottom plate are more easily inserted into a sediment layer at the bottom of the foundation pit. And water stains in the sediment layer enter through the meshes in the water filtering cover and then are pumped by the sewage pump, so that the sewage pump can stably discharge collected water out of the foundation pit, and a good anti-blocking effect is achieved.

The utility model provides an essential oil atomizing comb with excellent anti-blocking performance. The essential oil atomizing comb comprises an atomizing comb body, a control circuit board, a smoke cartridge assembly used for atomizing essential oil and comb teeth arranged at one end of the atomizing comb body. The smoke cartridge assembly comprises a ceramic heating wire for heating and atomizing essential oil; the atomizing comb body is further provided with a mist outlet used for spraying out mist. The atomizing comb further comprises a cigarette storage bin which is arranged on the inner side of the atomizing comb body and corresponds to the comb teeth in position. Mist and smoke accumulated in the smoke storage bin reach the comb teeth after passing through the mist outlet, and the smoke storage bin is communicated with the smoke cartridge assembly through a smoke conveying pipeline; in the actual application process, by adopting the structural design of the smoke storage bin, the internal mist storage space is enlarged, the mist outlet amount is larger, mist condensate water in the operation process can partially flow back into the smoke storage bin from the mist outlet, and the situation that the actual use is affected due to the fact that the mist outlet is blocked is avoided.

This invention provides a grouting device and a construction method for cast-in-place piles, belonging to the technical field of grouting devices. The device includes an outer grouting pipe and an inner grouting pipe: the outer and inner grouting pipes are coaxially arranged, with a pre-embedded part at one end of the outer grouting pipe, including a pipe head, a protective pipe, and a breakable component; the inner grouting pipe has multiple sets of second grout outlets at one end near the pre-embedded part, the pipe head is installed on the inner grouting pipe, and the two ends of the protective pipe are respectively sleeved on the inner grouting pipe and the pipe head, covering the second grout outlets for sealing and preventing blockage during pre-embedding; a first grouting cavity is formed between the outer and inner grouting pipes, and a second grouting cavity is formed inside the inner grouting pipe; multiple sets of first grout outlets are opened on the side wall of the outer grouting pipe; a grouting end cap is installed on the outer grouting pipe, with a detachable first plug and a second plug inside the grouting end cap, and a grouting port is opened on the grouting end cap; this improves the stability and reliability of the device during grouting construction and avoids rework due to channel blockage.

The invention belongs to the technical field of precipitation equipment, and particularly relates to a precipitation anti-blocking device for mineral water production and processing, which comprises a shell, a precipitation cylinder is fixedly mounted in the shell, a switching shaft is rotatably mounted in the precipitation cylinder, and four filter screen assemblies distributed in an annular array are fixedly mounted on the switching shaft; the four filter screen assemblies evenly divide a cavity of the precipitation barrel into four quadrant volumes, the sides, away from the switching shaft, of the filter screen assemblies are fixedly connected with rubber and plastic sliding pads, the filter screen assemblies and the rubber and plastic sliding pads are in sliding contact with the inner wall of the precipitation barrel, and horizontal driving boxes are fixedly installed on the two sides of the shell correspondingly. According to the invention, after precipitation is finished each time, the position of each filter screen assembly is changed, so that impurities on each filter screen assembly can be poured out, even if a certain filter screen assembly is blocked, the filter screen assembly can be continuously used without shutdown, and the production efficiency is ensured.

The invention discloses a thyroid resection paracentesis post-operation treatment device, and relates to the technical field of thyroid resection post-operation treatment, the thyroid resection paracentesis post-operation treatment device comprises a neckband and a built-in groove, the neckband is internally provided with a built-in cavity, the middle of the interior of the built-in cavity is provided with a flexible pad, and the interior of the flexible pad is provided with an adjusting assembly used for assisting pressure lifting and hemostasis. According to the thyroid resection and paracentesis post-operation treatment device, through the design of the protection assembly, a user can conveniently adjust and wear the neck strap according to the thickness of the neck, in addition, during thyroid resection and paracentesis post-operation treatment, a drainage tube is additionally arranged at a wound for drainage and assisting wound recovery, and through the design that air bags are distributed at equal intervals, the treatment effect is good. A wound can be protected while the neck band is worn to apply pressure to stop bleeding from the outside of the neck, meanwhile, a placement space for a drainage tube can be pre-opened, the situation that the pressure is large when the neck band applies pressure to stop bleeding from the outside of the neck and the drainage tube is squeezed when the neck of a patient rotates daily is avoided, and the anti-blocking effect is good.

The invention relates to the technical field of grinding machines, in particular to an auxiliary feeding type grinding machine which comprises a main body part, a grinding part used for grinding materials is installed in the longitudinal middle of the main body part, a discharging part is connected to the lower portion of the grinding part, a waste collecting part is installed on the main body part, and a feeding part is arranged between the top of the main body part and the grinding part. The feeding part is driven by the grinding part to conduct stable and continuous feeding, and the waste collecting part is connected with the feeding part, the grinding part and the discharging part. Therefore, blockage during feeding of materials can be effectively prevented, accumulation and clamping stagnation of the materials are effectively avoided, the shutdown cleaning frequency of equipment is reduced, continuous and stable operation of the equipment is guaranteed, the grinding efficiency can be guaranteed, the materials can be pretreated and crushed during feeding, the grinding stroke can be shortened, the grinding load is reduced, and the grinding yield in unit time is increased.

The invention discloses an anti-blocking drainage pipe network water inlet for municipal engineering, relates to the technical field of municipal engineering, and aims to solve the problem that water inlets of part of existing drainage pipe networks are easily blocked. According to the key points of the technical scheme, the device comprises a vertical pipe used for being communicated with a pipe network, a filtering covering part used for covering a pipe opening of the vertical pipe is arranged at the pipe opening of the vertical pipe, and an auxiliary filtering part with a top opening and a water outlet communicated with the vertical pipe is arranged on a water flow path on one side. Through the arrangement of the structure, the overall anti-blocking performance of the structure is better.

The utility model belongs to but is not limited to grain drying equipment and material conveying technical field, disclose a kind of double-side grain feeding anti-blocking elevator grain feeding structure, including support, two groups of symmetrical arrangement grain feeding mechanism, two grain outlets and elevator;Two groups of grain feeding mechanism are respectively fixed in support both sides, and each group of grain feeding mechanism includes two grain wheels and a discharging auger, and grain wheel is rotatably installed on support and is located in the directly above of corresponding discharging auger, and discharging auger extends along the direction of elevator and is rotatably installed on support;The end of the discharging auger of each grain outlet corresponds a group of grain feeding mechanism, and the outlet end of grain outlet extends to the feed inlet of elevator;Elevator is fixed in support one side.The utility model is applicable to compact, mobile grain dryer's grain circulation conveying scene, reduces equipment transportation and installation cost;Anti-blocking design reduces equipment downtime cleaning time, improves drying operation efficiency, reduces the maintenance cost of user.