CN111250273A - Novel spiral blade for horizontal screw centrifuge - Google Patents
Novel spiral blade for horizontal screw centrifuge Download PDFInfo
- Publication number
- CN111250273A CN111250273A CN202010068308.5A CN202010068308A CN111250273A CN 111250273 A CN111250273 A CN 111250273A CN 202010068308 A CN202010068308 A CN 202010068308A CN 111250273 A CN111250273 A CN 111250273A
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- block
- groove
- semi
- connecting pin
- centrifuge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
- B04B2001/205—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl with special construction of screw thread, e.g. segments, height
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Abstract
The invention discloses a novel helical blade for a horizontal screw centrifuge, which relates to the technical field of helical blades and comprises a plurality of uniformly distributed rotating rods, wherein segmented helical blades are fixedly arranged on the outer rod wall of each rotating rod, connecting pins are fixedly connected to two ends of each rotating rod and are of a cylindrical structure, semi-cylindrical body blocks are fixedly connected to opposite ends of every two adjacent connecting pins, the two semi-cylindrical body blocks are mutually attached, matched threaded sleeves are jointly sleeved on the outer sides of the two semi-cylindrical body blocks, inner threads are arranged on the inner walls of the threaded sleeves, external threads are arranged on the outer side walls of the semi-cylindrical body blocks, the threaded sleeves are jointly in threaded connection with the two semi-cylindrical body blocks, and the threaded sleeves are in sliding connection with the connecting pins. This novel spiral shell for centrifuge crouches for spiral shell for centrifuge crouches can be segmented as required and correspond the maintenance, avoids the whole change of spiral shell for centrifuge and increase cost.
Description
Technical Field
The invention relates to the technical field of helical blades, in particular to a novel helical blade for a horizontal screw centrifuge.
Background
Horizontal spiral sedimentation centrifuge is called horizontal spiral centrifuge for short, it is a high-efficient centrifugal separation equipment, horizontal spiral centrifuge can be divided into horizontal spiral filtration centrifuge and horizontal spiral sedimentation centrifuge generally, horizontal spiral centrifuge is a horizontal spiral and unloads and continuous operation's settling equipment, can be under full speed operation, continuous feeding, separation, washing and unloading, have compact structure, continuous operation, operate steadily, strong adaptability, the productivity is big and easy maintenance characteristics etc., and the helical blade that sets up in its inside generally is the integral connection formula, when helical blade part damages, need change whole helical blade, maintenance replacement cost when leading to helical blade to damage is higher.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the novel helical blade for the horizontal screw centrifuge, which has the advantages of convenience in segmented maintenance and reduction in maintenance cost, and solves the problem that in the prior art, the helical blade for the horizontal screw centrifuge is generally in an integral connection type, and when the helical blade is partially damaged, the integral helical blade needs to be replaced.
The invention is realized by the following technical scheme:
the utility model provides a novel spiral blade for spiral shell centrifugal separator crouches, includes the bull stick, the bull stick outer lane is provided with spiral blade, its characterized in that, the both ends of bull stick all are provided with the connecting pin, and the connecting pin end is provided with connecting block, several all connect through the connecting block on the connecting pin between the bull stick.
Furthermore, the connecting blocks arranged at the opposite ends of the adjacent connecting pins are vertically clamped.
Furthermore, be provided with the bar cardboard on the connecting block or be provided with the bar draw-in groove on the connecting block, it is adjacent the bar cardboard is in the same place with bar draw-in groove joint.
Further, the rubber strip is installed to the junction of bar cardboard and bar draw-in groove.
Furthermore, the connecting pin is of a cylindrical structure, and the connecting block is a semi-cylindrical block.
Furthermore, the outer side wall of the excircle of the connecting block is provided with an external thread, and the threaded sleeve is in threaded connection with the connecting block which is clamped and matched with each other into a whole in the axial direction.
Further, the threaded sleeve is connected with the connecting pin in a sliding mode; the connecting pin is characterized in that the connecting pin is provided with a positioning groove, the threaded sleeve is provided with a rectangular groove coaxial with the positioning groove, a positioning block is arranged in the positioning groove, the positioning block can slide up and down along the rectangular groove under the driving of the pull rod to realize the separation and the matching of the connecting pin and the threaded sleeve in the radial direction, and the pull rod is provided with a spring.
Furthermore, the positioning block is provided with sliding blocks, the sliding grooves are formed in two sides of the rectangular groove, and the sliding blocks can slide up and down along the sliding grooves, so that the vertical guiding effect on the positioning block is achieved.
Furthermore, a ball groove is formed in one end, away from the positioning block, of the sliding block, a ball is arranged in the ball groove, and sliding friction between the sliding block and the sliding groove is changed into rolling friction through the ball.
Furthermore, one end of the pull rod, which is far away from the positioning block, is fixedly connected with a pull ring.
Has the advantages that:
compared with the prior art, the invention provides a novel helical blade for a horizontal screw centrifuge, which has the following beneficial effects:
the novel helical blade for the horizontal screw centrifuge is characterized in that a rotating rod, segmented helical blades, connecting pins, semi-cylindrical blocks, a threaded sleeve, a rectangular groove, a spring, a positioning block, a positioning groove and a pull rod are arranged, the rotating rods are connected with one another, an integral helical blade is combined by the segmented helical blades on the rotating rods, when the segmented helical blade on one rotating rod is damaged, the pull rod is pulled to drive the positioning block to slide in the rectangular groove and compress the spring, the positioning block is separated from the positioning groove on the connecting pin, the threaded sleeve in threaded connection with the semi-cylindrical blocks is rotated, the threaded sleeve is separated from the semi-cylindrical blocks, the rotating rod to be maintained can be disassembled, the damaged segmented helical blades can be conveniently replaced, the semi-cylindrical blocks on the connecting pins at the two ends of the rotating rod are attached to the corresponding semi-cylindrical blocks, and the threaded sleeve is rotated, make the common threaded connection of half cylinder body piece of screw sleeve and two mutual laminatings, when the locating piece on the screw sleeve corresponds with the constant head tank on the connecting pin, the spring takes place to reset automatically, makes locating piece and constant head tank carry out the block to lock steadily the screw sleeve's position, guarantee the stability of connecting, make for the helical blade for the spiral shell centrifuge of crouching can carry out the segmentation as required and correspond the maintenance, avoid the whole change of helical blade and increase cost.
Drawings
FIG. 1 is a schematic structural diagram of a helical blade for a novel horizontal screw centrifuge, which is provided by the invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
FIG. 4 is a schematic structural view of the connecting block of FIG. 1 of the present invention clamped together;
fig. 5 is a schematic structural view of the coupling portion of the coupling pin and the semi-cylindrical block according to the present invention shown in fig. 1.
The reference numbers are as follows:
1-rotating rod; 2-segmented helical blades; 3-a connecting pin; 4, connecting blocks; 5-a threaded sleeve; 6-rectangular groove; 7-a spring; 8-positioning blocks; 9-positioning grooves; 10-a pull rod; 11-strip-shaped clamping plates; 12-bar-shaped clamping grooves; 13-a chute; 14-a slide block; 15-a pull ring; 16-a ball groove; 17-ball bearing.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The following first describes in detail embodiments according to the present invention with reference to the accompanying drawings
With reference to the attached figures 1-5, a novel helical blade for a horizontal screw centrifuge comprises a plurality of uniformly distributed rotating rods 1, segmented helical blades 2 are fixedly arranged on the outer rod wall of each rotating rod 1, connecting pins 3 are fixedly connected to both ends of each rotating rod 1, each connecting pin 3 is of a cylindrical structure, semi-cylindrical blocks are fixedly connected to opposite ends of every two adjacent connecting pins 3, the two semi-cylindrical blocks are mutually attached, matched threaded sleeves 5 are jointly sleeved on the outer sides of the two semi-cylindrical blocks, internal threads are arranged on the inner walls of the threaded sleeves 5, external threads are arranged on the outer side walls of the semi-cylindrical blocks, the threaded sleeves 5 are jointly in threaded connection with the two semi-cylindrical blocks, the threaded sleeves 5 are in sliding connection with the connecting pins 3, two centrosymmetric rectangular grooves 6 are formed in the inner cylinder wall of each threaded sleeve 5 close to the end part, springs 7 are fixedly connected to the bottoms of the rectangular grooves 6, the other end of the spring 7 is fixedly connected with a positioning block 8 matched with the rectangular groove 6, the positioning block 8 is in sliding connection with the rectangular groove 6, a positioning groove 9 matched with the positioning block 8 is formed in the outer side wall of the connecting pin 3, one end, far away from the spring 7, of the positioning block 8 penetrates through the notch of the rectangular groove 6 and extends into the positioning groove 9 and abuts against the groove bottom of the positioning groove 9, one side, far away from the groove bottom of the positioning groove 9, of the positioning block 8 is fixedly connected with a pull rod 10, the other end of the pull rod 10 penetrates through the spring 7 and extends outwards through the groove bottom of the rectangular groove 6, the pull rod 10 is in sliding connection with the groove bottom of the rectangular groove 6, the rotating rods 1 are connected with one another, an integral helical blade is formed by combining the segmented helical blades 2 on the rotating rods 1, when the segmented helical blade 2 on one rotating rod 1 is damaged, the pull rod, the positioning block 8 is separated from the positioning groove 9 on the connecting pin 3, the threaded sleeve 5 in threaded connection with the semi-cylindrical body block is rotated to separate the threaded sleeve 5 from the semi-cylindrical body block, the rotating rod 1 to be maintained can be disassembled, the damaged segmented helical blade 2 is convenient to replace, the semi-cylindrical body blocks on the connecting pin 3 at the two ends of the rotating rod 1 are attached to the corresponding semi-cylindrical body block, the threaded sleeve 5 is rotated to enable the threaded sleeve 5 to be in common threaded connection with the two semi-cylindrical body blocks which are attached to each other, when the positioning block 8 on the threaded sleeve 5 corresponds to the positioning groove 9 on the connecting pin 3, the spring 7 automatically resets to enable the positioning block 8 to be clamped with the positioning groove 9, so that the position of the threaded sleeve 5 is stably locked, the connection stability is ensured, and the helical blade for the horizontal screw centrifuge can be correspondingly maintained in a segmented manner as required, the cost increase caused by the integral replacement of the helical blade is avoided.
Be equipped with bar cardboard 11 and bar draw-in groove 12 on the lateral wall in opposite directions of two semi-cylindrical body blocks of laminating each other respectively, 11 fixed connection of bar cardboard is at the lower surface of one of them semi-cylindrical body block, bar draw-in groove 12 sets up the upper surface at another semi-cylindrical body block, and bar cardboard 11 sets up with 12 blocks of bar draw-in groove, when two semi-cylindrical body blocks laminate, carry out the block with bar cardboard 11 and bar draw-in groove 12, thereby conveniently laminate the location, and improve the stability of connecting between two semi-cylindrical body blocks 4.
The both sides of rectangular channel 6 have seted up spout 13 to the symmetry on the lateral wall in opposite directions, and symmetrical fixedly connected with and the slider 14 that spout 13 matches on the lateral wall of locating piece 8, and slider 14 and spout 13 sliding connection guarantee the stability of locating piece 8 at the motion of rectangular channel 6, avoid taking place the skew.
One end of the pull rod 10 far away from the positioning block 8 is fixedly connected with a pull ring 15, so that the pull rod 10 is conveniently driven to slide.
The axes of the rotating rods 1 and the connecting pins 3 are coincided, and the diameters of the connecting pins 3 and the semi-cylindrical blocks 4 are equal, so that the plurality of rotating rods 1 and the connecting pins 3 can coaxially rotate.
The rubber strip that matches is installed to the junction of bar cardboard 11 and bar draw-in groove 12, improves the stability of block between bar cardboard 11 and the bar draw-in groove 12.
The ball groove 16 has been seted up to one side that slider 14 is close to spout 13 tank bottom, and the ball 17 that matches is installed in the ball groove 16 roll, and the ball 17 is kept away from the one end of ball groove 16 tank bottom and is passed the notch in ball groove 16 and outwards extend, and roll connection is at the tank bottom of spout 13, reduces the frictional force between slider 14 and the spout 13, conveniently drives slider 14 and moves along spout 13.
To sum up, the helical blade for the novel horizontal screw centrifuge is characterized in that a plurality of rotating rods 1 are connected with each other, an integral helical blade is combined by segmented helical blades 2 on the plurality of rotating rods 1, when the segmented helical blade 2 on a certain rotating rod 1 is damaged, a pull rod 10 is pulled to drive a positioning block 8 to slide in a rectangular groove 6 and compress a spring 7, so that the positioning block 8 is separated from a positioning groove 9 on a connecting pin 3, a threaded sleeve 5 in threaded connection with a semi-cylindrical body block is rotated, the threaded sleeve 5 is separated from the semi-cylindrical body block, the rotating rod 1 to be maintained can be disassembled, the damaged segmented helical blade 2 is convenient to replace, the semi-cylindrical body blocks on the connecting pin 3 at two ends of the rotating rod 1 are attached to the corresponding semi-cylindrical body blocks, the threaded sleeve 5 is rotated, so that the threaded sleeve 5 is in common threaded connection with the two semi-cylindrical body blocks attached to each other, when locating piece 8 on threaded sleeve 5 corresponds with constant head tank 9 on the connecting pin 3, spring 7 automatic generation resets, makes locating piece 8 and constant head tank 9 carry out the block to lock the position of threaded sleeve 5 steadily, guarantee the stability of connecting, make spiral blade for the spiral shell centrifuge of sleeping in can carry out the segmentation as required and correspond the maintenance, avoid the whole change of spiral blade and increase cost.
More specifically, the connecting pin 3 is a cylinder structure, the semi-cylinder block is a semi-cylinder structure, the diameter of the semi-cylinder block is equal to the diameter of the connecting pin 3, that is, the cross section of the semi-cylinder block is semi-circular, the cross section of the connecting pin 3 is circular, and the cross section area of the semi-cylinder block is half of the cross section area of the connecting pin 3, therefore, when two semi-cylinder blocks are mutually attached, a cylinder structure can be combined, the combined cylinder is connected with the cross section of the connecting pin 3 in the same way, the threaded sleeve is a hollow cylinder structure, the inner wall is provided with internal threads, the outer side walls of the two semi-cylinder blocks are provided with external threads, the cylinder structure formed by combining the two semi-cylinder blocks is equal to the threaded rod of a cylinder structure, the connecting pin 3, the cylinder structure formed by combining the two, the threaded sleeve 5 can thus be screwed to the two semi-cylindrical blocks.
The ball groove 16 has been seted up to one side that slider 14 is close to the spout 13 tank bottom, and the ball 17 that matches is installed in the ball inslot 16 roll, the ball 17 is kept away from the notch of ball groove 16 tank bottom and is outwards extended, and roll connection is at the tank bottom of spout 13, reduce the frictional force between slider 14 and the spout 13, conveniently drive slider 14 and move along spout 13, if sliding connection between slider 14 and the spout 13, must have sliding friction power, it can make and realize roll connection between slider 14 and the spout 13 to set up ball 17, rolling friction power is far less than sliding friction power.
Rectangular channel 6 indicates that the cross-section of rectangular channel 6 is the rectangle structure setting, and locating piece 8 and 6 sliding connection of rectangular channel, and consequently, locating piece 8 also can be the rectangle structure, guarantees that locating piece 8 can not take place to rotate when sliding in rectangular channel 6, conveniently restricts the rotational degree of freedom of locating piece 8, does not have the screw thread in the rectangular channel 6, consequently, locating piece 8 and 6 sliding connection of rectangular channel.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (10)
1. The utility model provides a novel spiral blade for spiral shell centrifugal machine crouches, includes bull stick (1), bull stick (1) outer lane is provided with helical blade (2), its characterized in that, the both ends of bull stick (1) all are provided with connecting pin (3), and connecting pin (3) end is provided with connecting block (4), several all connect through connecting block (4) on connecting pin (3) between bull stick (1).
2. The spiral blade for the horizontal screw centrifuge as claimed in claim 1, wherein the connecting blocks (4) disposed adjacent to the opposite ends of the connecting pin (3) are vertically clamped.
3. The spiral blade for the novel horizontal decanter centrifuge as claimed in claim 2, wherein the connecting block (4) is provided with a strip-shaped clamping plate (11) or the connecting block (4) is provided with a strip-shaped clamping groove (12), and the adjacent strip-shaped clamping plates (11) are clamped with the strip-shaped clamping grooves (12).
4. The spiral blade for the novel horizontal decanter centrifuge as claimed in claim 3, wherein a rubber strip is mounted at the joint of the strip-shaped clamping plate (11) and the strip-shaped clamping groove (12).
5. A new screw blade for a horizontal decanter centrifuge according to any of claims 1-4, characterized in that the connecting pin (3) is of cylindrical configuration and the connecting piece (4) is a semi-cylindrical block.
6. The spiral blade for the novel horizontal decanter centrifuge as claimed in claim 5, wherein the outer circumferential side wall of the connecting block (4) is provided with an external thread, and the threaded sleeve (5) is in threaded connection with the connecting block (4) which is in mutual clamping fit into a whole in the axial direction.
7. The screw blade for a horizontal screw centrifuge according to claim 6, wherein the threaded sleeve (5) is slidably connected with the connecting pin (3); the connecting pin is characterized in that a positioning groove (9) is formed in the connecting pin (3), a rectangular groove (6) coaxial with the positioning groove (9) is formed in the threaded sleeve (5), a positioning block (8) is arranged in the positioning groove (9), the positioning block (8) can slide up and down along the rectangular groove (6) under the driving of a pull rod (10) to realize the separation and the matching of the connecting pin (3) and the threaded sleeve (5) in the radial direction, and a spring (7) is arranged on the pull rod (10).
8. The novel spiral blade for the horizontal screw centrifuge as claimed in claim 7, wherein the positioning block (8) is provided with a sliding block (14), the sliding grooves (13) are formed in two sides of the rectangular groove (6), and the sliding block (14) can slide up and down along the sliding grooves (13) so as to vertically guide the positioning block (8).
9. The novel helical blade for the horizontal decanter centrifuge as claimed in claim 8, wherein a ball groove (16) is formed in one end of the slider (14) away from the positioning block (8), a ball (17) is arranged in the ball groove (16), and the sliding friction between the slider (14) and the sliding groove (13) is changed into rolling friction by the ball (17).
10. The screw blade for the horizontal screw centrifuge as claimed in claim 7, wherein a pull ring (15) is fixedly connected to one end of the pull rod (10) far away from the positioning block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010068308.5A CN111250273B (en) | 2020-01-21 | 2020-01-21 | Novel spiral blade for horizontal screw centrifuge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010068308.5A CN111250273B (en) | 2020-01-21 | 2020-01-21 | Novel spiral blade for horizontal screw centrifuge |
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| CN111250273A true CN111250273A (en) | 2020-06-09 |
| CN111250273B CN111250273B (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010068308.5A Active CN111250273B (en) | 2020-01-21 | 2020-01-21 | Novel spiral blade for horizontal screw centrifuge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478700A (en) * | 2021-07-19 | 2021-10-08 | 何先进 | Degradable environmental protection plastics master batch production facility |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2758349Y (en) * | 2005-01-10 | 2006-02-15 | 钱冠龙 | Fast connected reinforced bar joint |
| CN203577901U (en) * | 2013-11-21 | 2014-05-07 | 中钢集团安徽天源科技股份有限公司 | Modularized spiral stirrer of tower mill |
| CN204871427U (en) * | 2015-08-05 | 2015-12-16 | 孙云南 | Quick folding handlebar |
| CN206076064U (en) * | 2016-09-27 | 2017-04-05 | 国网四川省电力公司内江供电公司 | A kind of Electric power pull staff device |
| CN207190315U (en) * | 2017-07-25 | 2018-04-06 | 南京蓝领环境科技有限公司 | A kind of disassembled screw extrusion auger for solid-liquid separating machine |
| CN207296185U (en) * | 2017-08-31 | 2018-05-01 | 河北建筑工程学院 | Sleeve nest plate combined reinforced bar attachment device |
| CN108560712A (en) * | 2018-06-07 | 2018-09-21 | 包头恒久钢构有限公司 | A kind of assembled tubular truss connecting sleeve node structure and its installation method |
| CN208840503U (en) * | 2018-09-25 | 2019-05-10 | 马鞍山瑞恒精密制造有限公司 | A kind of collector nozzle iron-clad of fast assembling-disassembling |
| CN208881145U (en) * | 2018-10-15 | 2019-05-21 | 青岛佳蓓德机械有限公司 | A kind of modular assembly type extruder screw |
| CN209582769U (en) * | 2019-01-29 | 2019-11-05 | 郑州市恒源建筑设备制造有限公司 | A kind of New screw conveyer |
-
2020
- 2020-01-21 CN CN202010068308.5A patent/CN111250273B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2758349Y (en) * | 2005-01-10 | 2006-02-15 | 钱冠龙 | Fast connected reinforced bar joint |
| CN203577901U (en) * | 2013-11-21 | 2014-05-07 | 中钢集团安徽天源科技股份有限公司 | Modularized spiral stirrer of tower mill |
| CN204871427U (en) * | 2015-08-05 | 2015-12-16 | 孙云南 | Quick folding handlebar |
| CN206076064U (en) * | 2016-09-27 | 2017-04-05 | 国网四川省电力公司内江供电公司 | A kind of Electric power pull staff device |
| CN207190315U (en) * | 2017-07-25 | 2018-04-06 | 南京蓝领环境科技有限公司 | A kind of disassembled screw extrusion auger for solid-liquid separating machine |
| CN207296185U (en) * | 2017-08-31 | 2018-05-01 | 河北建筑工程学院 | Sleeve nest plate combined reinforced bar attachment device |
| CN108560712A (en) * | 2018-06-07 | 2018-09-21 | 包头恒久钢构有限公司 | A kind of assembled tubular truss connecting sleeve node structure and its installation method |
| CN208840503U (en) * | 2018-09-25 | 2019-05-10 | 马鞍山瑞恒精密制造有限公司 | A kind of collector nozzle iron-clad of fast assembling-disassembling |
| CN208881145U (en) * | 2018-10-15 | 2019-05-21 | 青岛佳蓓德机械有限公司 | A kind of modular assembly type extruder screw |
| CN209582769U (en) * | 2019-01-29 | 2019-11-05 | 郑州市恒源建筑设备制造有限公司 | A kind of New screw conveyer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478700A (en) * | 2021-07-19 | 2021-10-08 | 何先进 | Degradable environmental protection plastics master batch production facility |
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| CN111250273B (en) | 2022-06-21 |
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