Propeller base and propeller

Abstract

The propeller base comprises a base body and a guide rod, the base body is formed by connecting a plurality of concrete base bodies in the height direction, a matching groove is formed in the top of the base body and used for being matched with an impeller assembly of the propeller, and the guide rod is connected with the top of the base body. The guide rod is used for being connected with a guide rod of a propeller. Due to the fact that the base is formed by connecting the concrete base bodies, the structural strength of the base is improved, the water flow impact resistance of the base is improved, deformation and breakage of the base are avoided, the stability of the propeller base is improved, and normal operation of the propeller is guaranteed. Moreover, the concrete material is low in cost, and the concrete base body effectively reduces the cost of the base, so that the maintenance and replacement cost of the propeller base is reduced.

Description

TECHNICAL FIELD

[0001] The embodiment of the present application relates to sewage treatment device technical field, especially a kind of propeller base and propeller. BACKGROUND

[0002] In the related art, the propeller base is located in the oxidation ditch, and is impacted by flowing water all year round, which is prone to deformation and fracture, causing the blades above the propeller base to tilt and damage the bottom, and the upper end of the guide rod cannot be fixed when the propeller is running, affecting the operation of the propeller, and in severe cases, the entire drainage system cannot operate normally. Moreover, the existing propeller base is expensive, resulting in high maintenance and replacement costs of the propeller base. CONTENT OF THE UTILITY MODEL

[0003] The present application aims to solve at least one of the technical problems existing in the prior art or related art.

[0004] To this end, the first aspect of the present application provides a propeller base.

[0005] The second aspect of the present application provides a propeller.

[0006] Therefore, according to the first aspect of the embodiment of the present application, a propeller base is provided, which comprises a base and a guide rod, the base is connected by a plurality of concrete seat bodies along the height direction, the top of the base is provided with a matching groove, the matching groove is used to cooperate with the impeller assembly of the propeller, and the guide rod is connected with the top of the base, and the guide rod is used to connect with the guide rod of the propeller.

[0007] In some technical solutions provided by the present application, the guide rod is located on one side of the matching groove along the extension direction of the matching groove, the guide rod is used to pass through the impeller assembly and is inserted into the bottom of the guide rod.

[0008] In some technical solutions provided by the present application, the concrete seat body comprises a first seat body, a second seat body and a third seat body, the first seat body is provided with a matching groove and a guide rod, the two ends of the second seat body are respectively connected with the bottom of the first seat body and the top of the third seat body, and the third seat body is connected with the ground.

[0009] In some technical solutions provided by the present application, a groove and / or a boss are provided on any concrete seat body, the boss cooperates with the groove, so that the plurality of concrete seat bodies can be detachably connected.

[0010] In some technical solutions provided by the present application, the number of the second seat bodies is multiple, and the top and the bottom of any second seat body are respectively provided with a groove and a boss.

[0011] In some technical solutions provided in the application, optionally, the bottom surface area of the third seat body is greater than the bottom surface area of the second seat body.

[0012] In some technical solutions provided in the application, optionally, the bottom of the base is provided with a connecting flange, the connecting flange is connected with the ground through foundation bolts, and the concrete paste is covered outside the foundation bolts.

[0013] In some technical solutions provided in the application, optionally, the outer wall of the base is provided with a corrosion-resistant layer.

[0014] In some technical solutions provided in the application, optionally, the propeller base further comprises a reinforcing rib, and the reinforcing rib is located in the concrete seat body.

[0015] In the second aspect of the application, a propeller is provided, which comprises the propeller base provided in any one of the first aspect of the application.

[0016] Compared with the prior art, the application has at least the following beneficial effects:

[0017] Since the base is connected by the concrete seat body, the structural strength of the base is improved, the ability of the base to resist water flow impact is improved, deformation and fracture of the base are avoided, and thus the stability of the propeller base is improved, and normal operation of the propeller is ensured. Moreover, the cost of concrete material is low, the concrete seat body effectively reduces the cost of the base, and thus the maintenance and replacement cost of the propeller base is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The accompanying drawings are included to provide a description of the preferred embodiments, and are not meant to limit the application. Moreover, the same reference numerals in the various drawings indicate the same or similar elements. In the drawings:

[0019] Figure 1 FIG. 1 is a structural schematic diagram of a propeller base according to an embodiment of the application;

[0020] Figure 2 FIG. 2 is another structural schematic diagram of the propeller base according to the embodiment of the application;

[0021] Figure 3 FIG. 3 is a third structural schematic diagram of the propeller base according to the embodiment of the application;

[0022] Figure 4 FIG. 4 is a fourth structural schematic diagram of the propeller base according to the embodiment of the application;

[0023] Figure 5A structural schematic view of a second seat body of an embodiment provided in the present application;

[0024] Figure 6 A structural schematic view of a fifth propeller base of an embodiment provided in the present application.

[0025] wherein, Figures 1 to 6 The correspondence between the reference signs and the component names in the drawings is as follows:

[0026] 10 propeller base, 100 base, 110 concrete seat body, 111 first seat body, 112 second seat body, 113 third seat body, 120 matching groove, 130 groove, 140 boss, 150 connecting flange, 200 guide rod, 20 impeller assembly, 30 guide rod. DETAILED DESCRIPTION

[0027] In order to better understand the above technical solutions, the technical solutions of the embodiments of the present application will be described in detail below through the drawings and specific embodiments. It should be understood that the specific features in the embodiments of the present application and the embodiments are detailed descriptions of the technical solutions of the embodiments of the present application, and are not limitations of the technical solutions of the present application. In the case of no conflict, the technical features in the embodiments of the present application and the embodiments can be combined with each other.

[0028] The first aspect embodiment of the present application provides a propeller base 10, as shown in Figure 1 , Figure 2 and Figure 3 , the propeller base 10 comprises: a base 100 and a guide rod 200, the base 100 is connected by a plurality of concrete seat bodies 110 along the height direction, the top of the base 100 is provided with a matching groove 120, the matching groove 120 is used for matching with the impeller assembly 20 of the propeller, the guide rod 200 is connected with the top of the base 100, and the guide rod 200 is used for connecting with the guide rod 30 of the propeller.

[0029] In this embodiment, the propeller can be used in a sewage treatment device, the propeller is arranged in an oxidation ditch, and the propeller comprises an impeller assembly 20, which can agitate water flow and promote the flow of water in the oxidation ditch.

[0030] Figure 2 The arrow direction at X in the figure is the height direction, the concrete seat body 110 is formed by pouring concrete in a mold, and a plurality of concrete seat bodies 110 are connected along the height direction to form the base 100. The base 100 is divided into a plurality of concrete seat bodies 110, the pouring and forming time of a single concrete seat body 110 is shortened, the overall manufacturing efficiency of the base 100 is improved, the weight of the single base 100 is avoided to be too large, the difficulty of hoisting operation is reduced, and the installation of the base 100 is facilitated.

[0031] The propeller further comprises a guide rod 30, the top of the base 100 is provided with a matching groove 120 and a guide rod 200, the impeller assembly 20 is connected with the top of the base 100 and matches with the matching groove 120, and the guide rod 30 can be connected with the guide rod 200, so that the propeller is installed on the propeller base 10.

[0032] Since the base 100 is connected by the concrete seat body 110, the structural strength of the base 100 is improved, the ability of the base 100 to resist water flow impact is improved, deformation and fracture of the base 100 are avoided, and thus the stability of the propeller base 10 is improved, and normal operation of the propeller is ensured. Moreover, the cost of concrete material is relatively low, the concrete seat body 110 effectively reduces the cost of the base 100, and thus the maintenance and replacement cost of the propeller base 10 is reduced.

[0033] In some embodiments provided in the application, as shown in Figure 1 、 Figure 2 and Figure 3 , optionally, the guide rod 200 is located on one side of the matching groove 120 along the extension direction of the matching groove 120, the guide rod 200 is used for penetrating through the impeller assembly 20 and inserting into the bottom of the guide rod 30.

[0034] In this embodiment, the bottom of the guide rod 30 is provided with a insertion hole, the top of the guide rod 200 is inserted into the insertion hole, so that the guide rod 200 is connected with the guide rod 30 through insertion, when the propeller replaces the guide rod 30, the new guide rod 30 can be directly inserted at the top end of the guide rod 200, the operation of emptying the oxidation ditch is avoided, and the frequency of oxidation ditch emptying overhaul is reduced.

[0035] Figure 2 The arrow direction at Y in the middle is the extension direction of the matching groove 120, the guide rod 200 is located outside one end of the matching groove 120, the other end of the matching groove 120 extends to the side surface of the base 100, so that the guide rod 200 is located on the extension line of the matching groove 120. The impeller assembly 20 comprises an impeller shaft, when the impeller shaft matches with the matching groove 120, the tail of the impeller shaft can be sleeved outside the guide rod 200, so that the guide rod 200 penetrates through the impeller assembly 20, the guide rod 200 can limit the impeller assembly 20 while the impeller assembly 20 is arranged compactly with the guide rod 200, and the occupied space of the propeller is reduced.

[0036] In some embodiments provided in the application, as shown in Figure 2 , optionally, the concrete seat body 110 comprises a first seat body 111, a second seat body 112 and a third seat body 113, the first seat body 111 is provided with the matching groove 120 and the guide rod 200, the two ends of the second seat body 112 are respectively connected with the bottom of the first seat body 111 and the top of the third seat body 113, and the third seat body 113 is connected with the ground.

[0037] In the embodiment, the first seat body 111, the second seat body 112 and the third seat body 113 are formed by pouring concrete in a mold, the cooperation groove 120 and the guide rod 200 are arranged on the first seat body 111, and the thruster can be installed on the first seat body 111. The second seat body 112 is located between the first seat body 111 and the third seat body 113, the top of the second seat body 112 is connected to the bottom of the first seat body 111, the bottom of the second seat body 112 is connected to the top of the third seat body 113, and the third seat body 113 is connected to the ground, so that the base 100 is fixed on the ground. The first seat body 111, the second seat body 112 and the third seat body 113 are connected to each other, so that the base 100 realizes a split connection structure, and the manufacturing and installation of the base 100 are facilitated.

[0038] In some embodiments provided in the application, as shown in Figure 4 , Figure 5 and Figure 6 , optionally, the recess 130 and / or the boss 140 are arranged on any concrete seat body 110, the boss 140 is matched with the recess 130, and the plurality of concrete seat bodies 110 are detachably connected.

[0039] In the embodiment, the recess 130 and / or the boss 140 are arranged on each concrete seat body 110, the boss 140 is inserted into the recess 130, the adjacent concrete seat bodies 110 are connected, the plurality of concrete seat bodies 110 realize the mortise and tenon connection through the concave-convex structure, the concrete seat bodies 110 are positioned, the assembly and disassembly of the concrete seat bodies 110 are facilitated, and the convenience and stability of the assembly of the base 100 are improved.

[0040] For example, the bottom of the first seat body 111 and the second seat body 112 is provided with the recess 130, and the top of the second seat body 112 and the third seat body 113 is provided with the boss 140.

[0041] In some embodiments provided in the application, as shown in Figure 5 , optionally, the number of the second seat bodies 112 is a plurality, and the top and the bottom of any second seat body 112 are respectively provided with the recess 130 and the boss 140.

[0042] In the embodiment, the base 100 includes a plurality of second seat bodies 112, the top and the bottom of each second seat body 112 are respectively provided with the recess 130 and the boss 140, the plurality of second seat bodies 112 are connected to each other through the boss 140 and the recess 130, the height of the base 100 can be adjusted by adjusting the number of the second seat bodies 112, and the applicability of the thruster base 10 is improved.

[0043] In some embodiments provided in the application, as shown in Figure 1 and Figure 2 , optionally, the bottom surface area of the third seat body 113 is greater than the bottom surface area of the second seat body 112.

[0044] In this embodiment, the projection is made along the height direction, and the projection area of the bottom surface of the concrete seat body 110 on the horizontal plane is the area of the bottom surface thereof. The bottom surface area of the third seat body 113 is greater than that of the second seat body 112, so that the bottom of the base 100 is expanded outward, the connecting area of the base 100 with the ground is enlarged, and the stability of the base 100 is improved.

[0045] In some embodiments provided in the present application, as shown in Figure 1 and Figure 2 Optionally, the bottom of the base 100 is provided with a connecting flange 150, the connecting flange 150 is connected with the ground through anchor bolts, and the concrete grout is covered on the outside of the anchor bolts.

[0046] In this embodiment, the outer periphery of the bottom of the base 100 is provided with a connecting flange 150, and the connecting flange 150 is exemplarily arranged on the third seat body 113. The anchor bolts penetrate the connecting flange 150 and extend into the ground, and the concrete grout is covered above the anchor bolts, so that the base 100 is firmly fixed on the ground, thereby improving the stability of the propeller base 10.

[0047] In some embodiments provided in the present application, optionally, a corrosion-resistant layer is arranged on the outer wall of the base 100.

[0048] In this embodiment, by arranging a corrosion-resistant layer on the outer wall of the base 100, the corrosion-resistant layer can be exemplarily a corrosion-resistant paint. The corrosion-resistant layer can inhibit the growth and reproduction of mildew microorganisms, improve the corrosion resistance of the base 100, reduce the erosion of the base 100 by water flow, and improve the service life of the propeller base 10.

[0049] In some embodiments provided in the present application, optionally, the propeller base 10 further comprises a reinforcing rib 300, and the reinforcing rib 300 is arranged in the concrete seat body 110.

[0050] In this embodiment, the reinforcing rib 300 is arranged in the concrete seat body 110 to improve the structural strength of the concrete seat body 110, thereby improving the structural strength of the base 100 and the stability of the propeller base 10.

[0051] Exemplarily, the number of the reinforcing ribs 300 is plural, and the plural reinforcing ribs 300 are arranged in the first seat body 111, the second seat body 112 and the third seat body 113 respectively, and the plural reinforcing ribs 300 are distributed in at least two directions in the first seat body 111, the second seat body 112 and the third seat body 113.

[0052] In a second aspect of the embodiments of the present application, a propeller is provided, which comprises the propeller base 10 provided in any one of the first aspect of the embodiments of the present application.

[0053] In this embodiment, it should be noted that the propeller comprises the propeller base 10 provided by any one of the above embodiments of the application, and thus has all the beneficial technical effects of the propeller base 10 described above, and thus will not be described here again to avoid repetition.

[0054] In a specific embodiment, the propeller base 10 frame is built with steel bars and then filled with high-strength concrete, a matching groove 120 is designed on the upper part of the base (i.e., the base 100) according to the propeller structure, the guide rod 30 is connected to the base in a "socket type", and the entire base is subjected to corrosion protection treatment. The root of the base is connected to the pool bottom by bolts and is poured with concrete slurry to effectively maintain the stability of the base.

[0055] The propeller base 10 of the application reduces the cost of replacing the base, the base is poured with high-strength concrete, fixed with foundation bolts, and subjected to corrosion protection treatment, and thus the durability and stability are greatly improved. The guide rod 30 is connected to the base in a "socket type", and thus there is no need to empty the oxidation ditch, and the new guide rod 30 can be directly replaced by using the reserved guide rod 200.

[0056] In order to avoid that the weight of the base monomer is too large and inconvenient to hoist, the base is divided into three blocks in the design, and each block is directly connected by a mortise and tenon structure. In this way, the base can be quickly manufactured, hoisting is facilitated, and the hoisting operation difficulty is reduced. After the transformation is completed, the on-site trial operation is stable, without abnormal noise and vibration.

[0057] In the present application, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; the term "a plurality of" refers to two or more, unless otherwise explicitly limited. The terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, "connecting" can be fixed connection, can also be detachable connection, or integrally connected; "connected" can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0058] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", "front", "back" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or units referred to must have a particular direction, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the present application.

[0059] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "a specific embodiment", and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0060] The above is only the preferred embodiment of the present application, and is not used to limit the present application. For those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A thruster base, characterized in that The application relates to a propeller base. The base is composed of a plurality of concrete seat bodies connected in the height direction, and the top of the base is provided with a matching groove for matching with an impeller assembly of a propeller. A guide rod is connected to the top of the base and used for connecting with a guide rod of the propeller.

2. The propeller base according to claim 1, wherein the guide rod is located on one side of the matching groove in the extension direction of the matching groove, and is used for penetrating through the impeller assembly and being inserted into the bottom of the guide rod. The concrete seat body comprises:

3. The thruster base of claim 1, wherein, A first seat body, a second seat body and a third seat body, the first seat body is provided with the matching groove and the guide rod, the second seat body is connected to the bottom of the first seat body and the top of the third seat body respectively, and the third seat body is connected to the ground.

4. The propeller base according to claim 3, wherein a groove and / or a boss are arranged on any concrete seat body, the boss is matched with the groove, and a plurality of the concrete seat bodies can be detachably connected.

5. The propeller base according to claim 4, wherein the number of the second seat bodies is plural, and the top and the bottom of any second seat body are respectively provided with the groove and the boss.

6. The propeller base according to claim 3, wherein the bottom area of the third seat body is larger than that of the second seat body.

7. The propeller base according to any one of claims 1 to 6, wherein the bottom of the base is provided with a connecting flange connected to the ground through foundation bolts, and concrete grout covers the outside of the foundation bolts.

8. The propeller base according to any one of claims 1 to 6, wherein an anti-corrosion layer is arranged on the outer wall of the base. The application further relates to a reinforcing rib arranged in the concrete seat body. The application further relates to a propeller base as claimed in any one of claims 1 to 9. ​ ​ ​ ​ 9. The thruster base according to any one of claims 1 to 6, characterized in that ​ ​ 10. A propeller characterized by ​ ​

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