Electric pole shell and electric pole device

By designing the pole shell and using the separation structure of the cylinder assembly and the filler, the problem of large weight and inconvenient transportation of the prefabricated pole device is solved, and the effect of light transportation and improving bending strength is achieved.

CN222909599UActive Publication Date: 2025-05-27CHINA THREE GORGES RENEWABLES (GRP) CO LTD
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Patent Information

Application Number
CN202421672286.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-15
Publication Date
2025-05-27
Estimated Expiration
2034-07-15

AI Technical Summary

Technical Problem

The prefabricated pole device is relatively large in weight and is inconvenient for transportation.

Method used

A pole housing is designed, including a cylinder assembly, a base, a top cover and a reinforcement. The cylinder assembly has a receiving cavity for accommodating the filling. The filling is poured into the receiving cavity through the pouring port, so that the pole housing is separated from the filling, and convenient transportation.

Benefits of technology

The weight of the pole housing is reduced, the convenience of transportation is improved, and the bending strength and load-bearing capacity of the pole housing are improved through reinforcement.

✦ Generated by Eureka AI based on patent content.

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Abstract

The embodiment of the utility model provides an electric pole shell and an electric pole device, and relates to the technical field of electric poles. The electric pole shell comprises a barrel assembly and a shell body assembly, wherein a containing cavity is formed in the barrel assembly; the base and the top cover are correspondingly connected to the bottom and the top of the barrel assembly, and the base and the top cover seal the containing cavity; the reinforcing pieces are arranged in the containing cavity at intervals, and all the reinforcing pieces are arranged in the height direction of the barrel assembly; the cylinder assembly is provided with a pouring opening communicating with the containing cavity, and the pouring opening is used for pouring filler into the containing cavity. The electric pole shell is separated from the filler, so that the electric pole shell is light in weight and convenient to transport.
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Description

Technical Field

[0001] The present application relates to the technical field of electric poles, and in particular to an electric pole shell and an electric pole device. Background Art

[0002] The pole device is a column structure used to support facilities such as transmission lines, cables, and telecommunication equipment.

[0003] The related technology provides an electric pole device, which is a prefabricated electric pole. The electric pole device includes steel bars and concrete poured around the steel bars. The structural strength of the electric pole device is good.

[0004] However, the prefabricated pole device is heavy and inconvenient to transport. Utility Model Content

[0005] The present application provides an electric pole shell and an electric pole device, which are used to solve the problem that the prefabricated electric pole device is heavy and inconvenient to transport.

[0006] In a first aspect, an embodiment of the present application provides a pole housing, comprising:

[0007] A barrel assembly, wherein the barrel assembly has a receiving cavity;

[0008] A base and a top cover, the base and the top cover are connected to the bottom and the top of the cylinder assembly respectively, and the base and the top cover seal the accommodating cavity;

[0009] A plurality of reinforcing members, each reinforcing member is arranged in the accommodating cavity at intervals, and each reinforcing member is arranged along the height direction of the cylinder assembly;

[0010] The barrel assembly is provided with a pouring port which is communicated with the accommodating cavity, and the pouring port is used for pouring the filling material into the accommodating cavity.

[0011] In a possible implementation manner, the pole housing further includes two support members, which are respectively arranged at the bottom and the top of the accommodating cavity;

[0012] The support member is provided with a plurality of through holes which are evenly and spaced apart, and each reinforcement member is inserted into each through hole correspondingly.

[0013] In a possible implementation manner, the pole housing further includes a plurality of threaded connectors, each of which is correspondingly threadedly connected to two opposite ends of each reinforcement member, and each of which is correspondingly abutted against each support member.

[0014] In a possible implementation, the pole housing further includes two support rings, which are respectively arranged on the cavity wall at the bottom and the cavity wall at the top of the accommodating cavity, and the two support members correspondingly abut against the two support rings.

[0015] In a possible implementation manner, the pole shell further includes a plurality of reinforcing ribs, each reinforcing rib correspondingly connecting the cylinder assembly and each supporting ring.

[0016] In a possible implementation, the pole housing further includes a plurality of reinforcement members, each reinforcement member is correspondingly sleeved on two opposite ends of each reinforcement member, and the reinforcement member abuts between the threaded connector and the support member.

[0017] In a possible implementation, the reinforcement member includes a spherical segment and an abutting segment connected to the spherical segment, the diameter of the spherical segment is larger than the diameter of the through hole, the spherical segment abuts against the through hole, and the threaded connector abuts against the abutting segment.

[0018] In a possible implementation manner, the pole shell further includes at least one stirrup, and the stirrup connects the reinforcement members.

[0019] In one possible implementation, the cartridge assembly includes:

[0020] A first cylinder, the first cylinder is connected to the base, and the pouring port is arranged on the first cylinder;

[0021] At least one second cylinder is provided, and the second cylinder is connected to the first cylinder and the top cover.

[0022] In a second aspect, an embodiment of the present application provides an electric pole device, comprising any electric pole shell provided in the first aspect and a filler cast in a receiving cavity of the electric pole shell.

[0023] The pole shell and pole device provided in the embodiment of the present application are characterized in that the pole shell is provided with a barrel assembly, and the barrel assembly has a accommodating cavity inside, and the accommodating cavity is used to accommodate other components and fillers, and the barrel assembly can provide support and protection for the other components and fillers in the accommodating cavity; by providing a base at the bottom of the barrel assembly, the barrel assembly can be installed on the mounting surface through the base, and by providing a top cover on the top of the barrel assembly, the base and the top cover can close the accommodating cavity, thereby protecting other components and fillers from the influence of the external environment; by providing a pouring port connected to the accommodating cavity on the barrel assembly, the pouring port can be used to pour the filler into the accommodating cavity, which makes it possible to separate the filler from the pole shell instead of molding it as one piece, thereby making the pole shell lighter and easier to transport; by providing a plurality of reinforcement members at intervals in the accommodating cavity, and the reinforcement members are provided along the height direction of the barrel assembly, the bending strength and bearing capacity of the barrel assembly after pouring the filler can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The accompanying drawings herein are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the present application, and together with the description, are used to explain the principles of the embodiments of the present application.

[0025] Figure 1A schematic diagram of the structure of a pole housing provided in an embodiment of the present application;

[0026] Figure 2 for Figure 1 A schematic diagram of the structure of the middle top cover;

[0027] Figure 3 for Figure 1 A in the enlarged view;

[0028] Figure 4 for Figure 3 A schematic diagram of the structure of the support member;

[0029] Figure 5 for Figure 3 A schematic diagram of the structure of the reinforcement member;

[0030] Figure 6 for Figure 1 A schematic diagram of the structure in which the first cylinder is connected to the base;

[0031] Figure 7 for Figure 1 Schematic diagram of the structure of the second cylinder.

[0032] Description of reference numerals:

[0033] 100 - barrel assembly; 110 - accommodating cavity; 120 - pouring port; 130 - first barrel; 140 - second barrel;

[0034] 200-base;

[0035] 300-top cover;

[0036] 400-Reinforcement;

[0037] 500-supporting member; 510-through hole;

[0038] 600-threaded connector;

[0039] 700-support ring;

[0040] 800-Reinforcement ribs;

[0041] 900 - reinforcement; 910 - spherical segment; 920 - abutment segment; 930 - perforation.

[0042] To facilitate understanding of the solutions of the embodiments of the present application, the spline curves and arrows used in the labels in the accompanying drawings are explained here: the components indicated by the spline curves without arrows are solid components, that is, components with solid structures; the components indicated by the spline curves with arrows are virtual components, that is, components without solid structures.

[0043] The above drawings have shown the clear embodiments of the present application, which will be described in more detail later. These drawings and text descriptions are not intended to limit the scope of the embodiments of the present application in any way, but to illustrate the concepts of the present application to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. In the description of the embodiments of the present application, it should be understood that the orientation or position relationship (if any) indicated by the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the embodiments of the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the embodiments of the present application. Moreover, the term "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those elements, but also includes other elements that are not clearly listed, or also includes elements inherent to such process, method, article or equipment. In the absence of further restrictions, the elements defined by the sentence "comprising..." do not exclude the existence of other identical elements in the process, method, article or device comprising the element. If there is no conflict, the embodiments of the present application and the various features in the embodiments can be combined with each other, all within the scope of protection of the present application.

[0046] The pole device is a column structure used to support facilities such as transmission lines, cables, and telecommunication equipment.

[0047] The related technology provides an electric pole device, which is a prefabricated electric pole. The electric pole device includes steel bars and concrete poured around the steel bars. The electric pole device has good structural strength, low cost, and good insulation performance.

[0048] However, this type of pole device is prefabricated in batches at a pole manufacturing base. The prefabricated pole device is mainly composed of concrete, which makes the pole device heavy. If it is directly transported to the destination for installation, it will cause inconvenience in transportation.

[0049] In view of the above technical problems, an embodiment of the present application provides an electric pole device, which includes an electric pole shell and a filler cast in the electric pole shell.

[0050] In this embodiment, the filler is configured to be cast in the pole shell, so that the filler can be separated from the pole shell instead of being formed as one piece, so that the lighter pole shell can be transported to the destination first, and then the filler can be cast into the pole shell at the destination. Compared with the related art of transporting concrete together, the embodiment of the present application only needs to transport the pole shell, which is more convenient to transport because the pole shell is lighter.

[0051] Furthermore, since the pole shell is light in weight, during the process of erecting the pole device, the pole shell is first erected and then the filler is poured into the pole shell, which can reduce the difficulty of erection.

[0052] It should be noted that the filler can be materials such as concrete and fiberglass, and the present application embodiment does not limit its specific type, and can be adjusted according to needs. The present application embodiment is described by taking concrete as an example. Further, the concrete can be C30 concrete or C45 concrete.

[0053] See also Figure 1 The embodiment of the present application also provides a pole shell, including: a barrel assembly 100, the barrel assembly 100 has a accommodating cavity 110; a base 200 and a top cover 300, the base 200 and the top cover 300 are respectively connected to the bottom and the top of the barrel assembly 100, the base 200 and the top cover 300 close the accommodating cavity 110; a plurality of reinforcement members 400, each reinforcement member 400 is arranged at intervals in the accommodating cavity 110, and each reinforcement member 400 is arranged along the height direction of the barrel assembly 100; the barrel assembly 100 has a pouring port 120 connected to the accommodating cavity 110, and the pouring port 120 is used to pour filler into the accommodating cavity 110.

[0054] The pole shell provided in the embodiment of the present application is provided with a barrel assembly 100, and the barrel assembly 100 has a accommodating cavity 110 therein. The accommodating cavity 110 can be used to accommodate other components and fillers, and the barrel assembly 100 can provide support and protection for the other components and fillers in the accommodating cavity 110.

[0055] By arranging the base 200 at the bottom of the barrel assembly 100, the barrel assembly 100 can be mounted on the mounting surface through the base 200, and by arranging the top cover 300 at the top of the barrel assembly 100, the base 200 and the top cover 300 can jointly close the accommodating cavity 110, so that other components and fillers can be protected from the influence of the external environment. It is understandable that the mounting surface can be a road surface, a grass ground, or a mountain ground, etc., and the present application does not limit it.

[0056] By providing a pouring port 120 connected to the accommodating cavity 110 on the barrel assembly 100, the pouring port 120 can be used to pour filler into the accommodating cavity 110, so that the filler can be separated from the pole shell instead of being formed as one body, thereby first transporting the lighter pole shell to the destination, and then pouring the filler into the pole shell at the destination. Compared with the related art of transporting concrete together, the embodiment of the present application only needs to transport the pole shell, which is more convenient to transport because the pole shell is lighter.

[0057] By arranging a plurality of reinforcing members 400 at intervals in the accommodating cavity 110 and arranging the reinforcing members 400 along the height direction of the barrel assembly 100 , the bending strength and the bearing capacity of the barrel assembly 100 after the filling is poured can be improved.

[0058] The pole housing provided in the embodiment of the present application has at least the following application scenarios:

[0059] When pouring the filler into the accommodating cavity 110, a gate valve may be installed on the pouring port 120 first, and then the pumping pipe body may be connected to the gate valve, and the pumping pipe body may pump the filler into the accommodating cavity 110 through the gate valve. After the pouring is completed, the gate valve is closed and the pumping pipe body is removed. After the filled filler solidifies, the gate valve is removed from the pouring port 120.

[0060] The preferred technical solution of the pole housing of the embodiment of the present application is described below in conjunction with the accompanying drawings.

[0061] In some embodiments, see Figure 1 and Figure 2 At least one of the base 200 and the top cover 300 is detachably connected to the barrel assembly 100, so that the pole shell is a split structure, which is convenient for transportation and manufacturing.

[0062] In some specific embodiments, the detachable connection between the base 200 and the top cover 300 and the cylinder assembly 100 can be a snap connection, a screw connection, a riveted connection, or the like.

[0063] Furthermore, the base 200 is provided with a flange, and the cylinder assembly 100 can be connected to the mounting surface via the flange, and the sealing and connection stability of the flange are both relatively good.

[0064] In other embodiments (not shown in the present embodiment), the base 200 and the top cover 300 are provided with a plurality of positioning holes, and each reinforcement member 400 is correspondingly inserted into each positioning hole, so that the installation of a plurality of reinforcement members 400 can be realized.

[0065] In some other embodiments, see Figure 1 , Figure 3 and Figure 4The pole shell also includes two support members 500, which are respectively arranged at the bottom and top of the accommodating cavity 110; the support member 500 has a plurality of evenly and spaced through holes 510, and each reinforcement member 400 is correspondingly inserted into each through hole 510.

[0066] In this embodiment, two support members 500 are provided, and through holes 510 are provided on the support members 500 , and the reinforcing member 400 is inserted into the through holes 510 . The through holes 510 can position the support members 500 .

[0067] In a specific implementation, the reinforcing member 400 can be connected to the supporting member 500 by a fastener, so that the supporting member 500 supports the reinforcing member 400. In addition, the base 200 can also directly support the reinforcing member 400.

[0068] For some specific implementations, see Figure 1 and Figure 3 The pole housing further includes a plurality of threaded connectors 600 , which are the aforementioned fasteners. Each threaded connector 600 is correspondingly threadedly connected to opposite ends of each reinforcement member 400 , and each threaded connector 600 is correspondingly abutted against each support member 500 .

[0069] In this embodiment, the threaded connector 600 is threadedly connected to the reinforcement member 400, and the threaded connector 600 is abutted against the support member 500. There is a certain friction between the threaded connector 600 and the support member 500, so that the threaded connector 600 is not easy to loosen. Therefore, the support member 500 can support and fix the opposite ends of the reinforcement member 400 through the threaded connector 600, and make the reinforcement member 400 as a whole in a tensioned state.

[0070] In a specific implementation, the threaded connector 600 is a nut, which is sleeved on the reinforcement 400. The nut has a threaded hole, the hole wall of the threaded hole has an internal thread, and the reinforcement 400 has an external thread. The internal thread and the external thread cooperate to realize a threaded connection between the threaded connector 600 and the reinforcement 400.

[0071] It should be noted that the threaded connection 600 can be set on the side where the two support members 500 are close to each other, or on the side where the two support members 500 are away from each other. This application does not limit it and it can be adjusted according to specific needs.

[0072] It should also be noted that the support member 500 can be triangular, square or circular, etc., and this application does not limit it and can be adjusted according to specific needs.

[0073] In the examples of this application, see Figure 1 and Figure 3The pole housing further includes two support rings 700 , which are respectively disposed on the cavity wall at the bottom and the cavity wall at the top of the accommodating cavity 110 , and the two support members 500 are correspondingly abutted against the two support rings 700 .

[0074] By setting two support rings 700, when the support member 500 is an independent structure, the threaded connection member 600 abuts against the support member 500, and the support member 500 abuts against the support ring 700 under the action of the threaded connection member 600, the support member 500 can be fixed, thereby achieving the fixation of the opposite ends of the reinforcement member 400.

[0075] It should be noted that the two opposite ends of the reinforcement member 400 need to be fixed synchronously to prevent it from moving along the height direction of the cylinder assembly 100 .

[0076] It should also be noted that the support member 500 can be set on the side where the two support rings 700 are close to each other, or on the side where the two support rings 700 are away from each other. This application does not limit it and it can be adjusted according to specific needs.

[0077] For further information, see Figure 6 The pole shell also includes a plurality of reinforcing ribs 800 , each reinforcing rib 800 correspondingly connects the barrel assembly 100 and each supporting ring 700 , and the reinforcing rib 800 can enhance the stability of the connection between the supporting ring 700 and the barrel assembly 100 , so as to improve the supporting strength of the supporting ring 700 .

[0078] The present application does not limit the specific structure of the reinforcing rib 800, which can be adjusted according to needs. For example, the reinforcing rib 800 can be triangular, rectangular or arc-shaped.

[0079] In some embodiments, see Figure 1 and Figure 3 The pole shell further includes a plurality of reinforcing members 900 , each reinforcing member 900 is correspondingly sleeved on two opposite ends of each reinforcing member 400 , and the reinforcing member 900 abuts between the threaded connector 600 and the supporting member 500 .

[0080] In this embodiment, by providing a reinforcing member 900 , the reinforcing member 900 abuts between the threaded connector 600 and the support member 500 , and the reinforcing member 900 can pre-tighten the threaded connector 600 , so that the threaded connector 600 can be tightly pressed against the support member 500 .

[0081] In some specific embodiments (not shown in the figure), the reinforcing member 900 is a washer, and the friction between the washer and the threaded connector 600 is relatively large, so that the connection between the threaded connector 600 and the supporting member 500 is more stable.

[0082] For other specific implementations, see Figure 5 The reinforcement 900 includes a spherical segment 910 and an abutting segment 920 connected to the spherical segment 910 . The diameter of the spherical segment 910 is greater than the diameter of the through hole 510 . The spherical segment 910 abuts against the through hole 510 , and the threaded connector 600 abuts against the abutting segment 920 .

[0083] Since the reinforcement member 400 needs to be inserted into the through hole 510, there is a certain gap between the reinforcement member 400 and the through hole 510, so that the reinforcement member 400 can be loose relative to the through hole 510. In this embodiment, by providing a spherical segment 910, the spherical segment 910 is sleeved on the reinforcement member 400, and the reinforcement member 400 will not be loose relative to the spherical segment 910; by setting the diameter of the spherical segment 910 to be larger than the diameter of the through hole 510, and the spherical segment 910 abuts against the through hole 510, the spherical segment 910 will not be loose relative to the support member 500, thereby, the spherical segment 910 makes up for the gap between the reinforcement member 400 and the through hole 510, and the reinforcement member 400 will not be loose relative to the support member 500.

[0084] In a specific implementation, the spherical segment 910 has a through hole 930 , and the hole wall of the through hole 930 matches the circumferential surface of the reinforcement member 400 , so that the reinforcement member 400 will not loosen relative to the through hole 930 .

[0085] In other embodiments, the pole shell further includes at least one stirrup (not shown), which connects the reinforcements 400 so that the plurality of reinforcements 400 together form a whole, which can further enhance the bending strength and bearing capacity of the barrel assembly 100 .

[0086] It should be noted that the structure of the stirrups is an existing structural design method in the art and will not be described in detail here.

[0087] In some other embodiments, see Figure 1 , Figure 6 and Figure 7 The cylinder assembly 100 includes: a first cylinder 130 , the first cylinder 130 is connected to the base 200 , and the pouring port 120 is arranged on the first cylinder 130 ; and at least one second cylinder 140 , the second cylinder 140 is connected to the first cylinder 130 and the top cover 300 .

[0088] In this embodiment, by setting the first cylinder 130 assembly 100, the first cylinder 130 is connected to the base 200, and the pouring port 120 is set on the first cylinder 130, so that the pouring port 120 is located closer to the ground, which is convenient for the staff to pour the filler into the accommodating cavity 110.

[0089] Furthermore, by providing the second barrel 140 , which connects the first barrel 130 and the top cover 300 , the overall height of the barrel assembly 100 is increased, so that the barrel assembly 100 can be applied to scenarios with higher requirements on the height of the barrel assembly 100 .

[0090] In addition, the improved pole shell of this embodiment can select different numbers of second cylinders 140 according to different height requirements to improve its application range.

[0091] It should be noted that when there are more than two second cylinders 140 , the second cylinders 140 can be detachably connected in sequence, which can increase the height of the cylinder assembly 100 .

[0092] Furthermore, an anti-rust layer (not shown) is provided on the first cylinder 130 and the second cylinder 140, and the anti-rust layer can prevent the first cylinder 130 and the second cylinder 140 from rusting. The present application does not limit the specific type of the anti-rust layer, as long as the anti-rust function can be achieved. Exemplarily, the anti-rust layer is a paint layer, a galvanized layer or a stainless steel layer.

[0093] In some specific implementations, the second cylinders 140 are connected in sequence via flanges, so that the accommodating chamber 110 can remain closed.

[0094] In other specific embodiments, the second barrels 140 are threadedly connected in sequence, and the connection between the second barrels 140 is relatively stable. In specific implementation, one of the two adjacent second barrels 140 has an internal thread, and the other has an external thread, and the internal thread and the external thread cooperate to realize the threaded connection between the two.

[0095] In some further specific implementations, the second cylinders 140 are connected in sequence by bolt assemblies, and the connection between the second cylinders 140 is relatively stable.

[0096] It should be understood that the embodiments of the present application are not limited to the precise structures described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present application is limited only by the appended claims.

Claims

1. A pole housing, characterized in that: include: A barrel assembly, wherein the barrel assembly has a receiving cavity; A base and a top cover, wherein the base and the top cover are connected to the bottom and the top of the barrel assembly respectively, and the base and the top cover seal the accommodating cavity; A plurality of reinforcing members, each of which is arranged in the accommodating cavity at intervals, and each of which is arranged along the height direction of the barrel assembly; The barrel assembly is provided with a pouring port communicated with the accommodating cavity, and the pouring port is used for pouring filler into the accommodating cavity.

2. The pole housing according to claim 1, characterized in that: It also includes two support members, which are respectively arranged at the bottom and the top of the accommodating cavity; The support member is provided with a plurality of through holes evenly and spaced apart, and each of the reinforcing members is correspondingly inserted into each of the through holes.

3. The pole housing according to claim 2, characterized in that: It also includes a plurality of threaded connectors, each of which is threadedly connected to two opposite ends of each reinforcement member, and each of which is abutted against each of the support members.

4. The pole housing according to claim 3, characterized in that: It also includes two support rings, which are respectively arranged on the cavity wall at the bottom of the accommodating cavity and the cavity wall at the top of the accommodating cavity, and the two support members are correspondingly abutted against the two support rings.

5. The pole housing according to claim 4, characterized in that: It also includes a plurality of reinforcing ribs, each of which is correspondingly connected to the cylinder assembly and each of the supporting rings.

6. The pole housing according to claim 3, characterized in that: It also includes a plurality of reinforcing members, each of which is correspondingly sleeved on two opposite ends of each reinforcing member, and the reinforcing member is abutted between the threaded connector and the supporting member.

7. The pole housing according to claim 6, characterized in that: The reinforcement member comprises a spherical segment and an abutting segment connected to the spherical segment, the diameter of the spherical segment is larger than the diameter of the through hole, the spherical segment abuts against the through hole, and the threaded connector abuts against the abutting segment.

8. The pole housing according to any one of claims 1 to 7, characterized in that: It also includes at least one stirrup, which connects the reinforcement members.

9. The pole housing according to any one of claims 1 to 7, characterized in that: The barrel assembly comprises: A first cylinder, wherein the first cylinder is connected to the base, and the pouring port is arranged on the first cylinder; At least one second cylinder, wherein the second cylinder connects the first cylinder and the top cover.

10. An electric pole device, characterized in that: The utility model comprises an electric pole shell and a filler cast in a receiving cavity of the electric pole shell.