Street lamp pole access door and street lamp pole

Abstract

The utility model provides a street lamp pole access door which is characterized in that a door frame and a door plate are fixedly connected through an open-close type hinge structure, a first blade of the open-close type hinge structure is installed on the inner side of the door frame and provided with a sliding groove, one end of a second blade of the open-close type hinge structure is fixedly connected with the door plate, and the other end of the second blade is arranged in the sliding groove in a sliding mode and can slide along the sliding groove, so that the door plate is opened and closed. When the door plate is closed, the door frame and the door plate are locked through a fastening structure; the street lamp pole access door is formed by cutting plates, the process is simple, the cost is low, large-angle opening and closing can be achieved, and the anti-falling and anti-theft functions are achieved; according to the street lamp pole provided by the utility model, the street lamp pole access door is arranged at the access hole, so that street lamp maintenance personnel can conveniently overhaul and maintain a street lamp; the utility model provides a street lamp pole access door and a street lamp pole. The street lamp pole access door and the street lamp pole solve the technical problems that an existing street lamp pole access door is unreasonable in hinge structural design, high in machining cost, difficult to assemble and limited in opening and closing angle.

Description

TECHNICAL FIELD

[0001] The utility model relates to hinge structure technical field, in particular to a street lamp pole access door and street lamp pole. BACKGROUND

[0002] The street lamp pole access door is a kind of access door installed on street lamp pole, for facilitating street lamp maintenance personnel to carry out street lamp maintenance and maintenance work. Through the street lamp pole access door, maintenance personnel can easily enter the inside of lamp pole, check and replace damaged electrical equipment. Therefore, the street lamp pole access door is a kind of convenient, safe, durable street lamp maintenance device, can improve the maintenance efficiency of street lamp, reduce maintenance cost, guarantee the safe and stable operation of street lamp.

[0003] At present, street lamp pole access door is mostly referenced patent "CN201627395U street lamp pole electrical door". In the patent, hinge is built-in in the lower part of door frame, and the other end of hinge is welded in the inner wall of door cover, and door frame and door cover are connected by hinge. But the hinge structure design is unreasonable, especially the rotating arm pivoted with first welding piece and second welding piece welded on door frame and door cover respectively, and the processing cost is high, and it is difficult to assemble with first welding piece and second welding piece. At the same time, the hinge structure is limited by rotating arm, and the opening and closing angle is limited.

[0004] Therefore, the existing street lamp pole access door has the technical problems of unreasonable hinge structure design, high processing cost, difficult assembly and limited opening and closing angle. UTILITY MODEL CONTENTS

[0005] In view of the above-mentioned shortcomings of prior art, the purpose of the utility model is to provide a street lamp pole access door and a street lamp pole, to solve the technical problems of unreasonable hinge structure design, high processing cost, difficult assembly and limited opening and closing angle of the existing street lamp pole access door.

[0006] To achieve the above-mentioned purpose and other related purposes, the first aspect of the utility model provides a street lamp pole access door for facilitating the maintenance and maintenance of street lamp from the access hole of street lamp pole, the street lamp pole access door comprises: door frame, door plate and opening and closing hinge structure;Wherein, the door frame is installed on the periphery of access hole on street lamp pole;The opening and closing hinge structure is used for fixedly connecting the door frame and the door plate, comprising: first blade, the first blade is installed on the inner side of the door frame;The first blade is provided with sliding groove, and the sliding groove extends towards the access hole;Second blade, the first end of the second blade is fixedly connected with the door plate, and the second end is slidably arranged in the sliding groove, and can slide along the sliding groove between both ends thereof;When the second end of the second blade slides to one end of the sliding groove away from the access hole, the door plate is opened, and when the second end of the second blade slides to one end of the sliding groove close to the access hole, the door plate is closed.

[0007] In some embodiments of the first aspect of the utility model, the second end of the second blade is provided with a first connecting hole; a first connecting piece matched with the first connecting hole is passed through the sliding groove and screwed into the first connecting hole to threadedly connect the first connecting piece with the second blade, the first connecting piece and the second end of the second blade are slidingly arranged in the sliding groove and slide along the sliding groove; the lower end of the first connecting piece is provided with external threads, and the first connecting hole is provided with internal threads.

[0008] In some embodiments of the first aspect of the utility model, one end of the sliding groove close to the access hole is provided with a limiting part; the second end of the second blade drives the first connecting piece to slide to one end of the sliding groove close to the access hole, the first connecting piece is embedded in the limiting part, the limiting part limits the first connecting piece from coming out, thereby limiting the door plate to remain in the closed state.

[0009] In some embodiments of the first aspect of the utility model, the second blade is L-shaped, comprising: a first supporting part and a second supporting part at a preset angle with the first supporting part; the first supporting part is fixedly connected with the second supporting part and fixed to the door plate; the first end and the second end are arranged on the first supporting part and the second supporting part respectively; when the door plate is opened, the second supporting part is in point contact with the edge of the door frame, according to the connecting relationship between the first supporting part and the door plate, the angle between the first supporting part and the door plate is controlled, thereby adjusting the opening angle of the door plate; when the door plate is closed, the first supporting part is parallel to the length direction of the first blade.

[0010] In some embodiments of the first aspect of the utility model, the sliding groove is L-shaped, comprising: a horizontal groove and a vertical groove communicated with the horizontal groove; when the door plate is closed, the second supporting part is parallel to and abuts against the vertical groove, and the first supporting part is parallel to and abuts against the horizontal groove.

[0011] In some embodiments of the first aspect of the utility model, the first supporting part is welded to the door plate and perpendicular to the door plate, so as to control the door plate to be opened at a preset opening angle.

[0012] In some embodiments of the first aspect of the utility model, a supporting piece is vertically arranged on the inner side of the door plate, and a second connecting hole is arranged on the supporting piece; a third connecting hole is arranged on the first supporting part; a second connecting piece matched with the third connecting hole is passed through the second connecting hole and screwed into the third connecting hole, so that the first supporting part is threadedly connected with the door plate and parallel to the door plate, so as to control the door plate to be opened at a preset opening angle; the lower end of the second connecting piece is provided with external threads, and the third connecting hole is provided with internal threads.

[0013] In some embodiments of the first aspect of the present application, the first leaf is welded to the door frame.

[0014] In some embodiments of the first aspect of the present application, the street lamp pole maintenance door further comprises: a fastening structure for locking the door frame and the door plate when the door plate is closed; wherein the fastening structure comprises: a fastening seat mounted on the inner side of the door frame and away from the first leaf; the fastening seat is provided with a fourth connecting hole, and the fourth connecting hole is provided with an internal thread; a limiting cylinder is mounted on the inner side of the door plate, and a stepped hole is formed in the limiting cylinder, and the outer hole segment of the stepped hole is in communication with the through hole of the door plate; a fastener is provided through the through hole of the door plate and the stepped hole of the limiting cylinder, and is screwed into the fourth connecting hole to threadedly connect the limiting cylinder and the fastening seat, thereby locking the door plate and the door frame.

[0015] To achieve the above object and other related objects, the second aspect of the present application provides a street lamp pole, which comprises the street lamp pole maintenance door according to any one of the above embodiments, and is used for facilitating the maintenance personnel to maintain the street lamp through the maintenance opening of the street lamp pole.

[0016] As described above, the present application has the following beneficial effects: the present application provides a street lamp pole maintenance door, which connects the door frame and the door plate through the open-close hinge structure, the first leaf of the open-close hinge structure is mounted on the inner side of the door frame and provided with a sliding groove, the second leaf of the open-close hinge structure is fixedly connected to the door plate at one end and slidably arranged in the sliding groove at the other end, and the door plate can be opened and closed by sliding along the sliding groove, and the door frame and the door plate are locked by the fastening structure when the door plate is closed; the street lamp pole maintenance door is formed by cutting a plate material, and has simple process, low cost, large opening and closing angle, anti-falling and anti-theft functions; the present application provides a street lamp pole, which is provided with the above street lamp pole maintenance door at the maintenance opening, and facilitates the maintenance personnel to maintain the street lamp; the present application provides a street lamp pole maintenance door and a street lamp pole, and solves the technical problems of unreasonable hinge structure design, high processing cost, difficult assembly and limited opening and closing angle of the existing street lamp pole maintenance door. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 FIG. 1 shows a structure schematic diagram of a street lamp pole maintenance door according to an embodiment of the present application.

[0018] Figure 2 FIG. 2 shows a structure schematic diagram of a closed door plate of a street lamp pole maintenance door according to an embodiment of the present application.

[0019] Figure 3A structure schematic view of the first type of open-close hinge structure is shown.

[0020] Figure 4 A structure schematic view of the fastening structure is shown.

[0021] Figure 5A A structure schematic view of the first type of street lamp pole maintenance door door plate opening is shown.

[0022] Figure 5B A structure schematic view of the first type of street lamp pole maintenance door door plate closing is shown.

[0023] Figure 5C A structure schematic view of the first type of open-close hinge structure is shown.

[0024] Figure 6A A structure schematic view of the second type of street lamp pole maintenance door door plate opening is shown.

[0025] Figure 6B A structure schematic view of the second type of street lamp pole maintenance door door plate closing is shown.

[0026] Figure 6C A structure schematic view of the second type of open-close hinge structure is shown.

[0027] Figure 7A A structure schematic view of the third type of street lamp pole maintenance door door plate opening is shown.

[0028] Figure 7B A structure schematic view of the third type of street lamp pole maintenance door door plate closing is shown.

[0029] Figure 7C A structure schematic view of the third type of open-close hinge structure is shown.

[0030] Element number explanation

[0031] 1 door frame

[0032] 2 door plate

[0033] 3 open-close hinge structure

[0034] 31 first blade

[0035] 311 sliding groove

[0036] 312 limiting portion

[0037] 32 second leaf

[0038] 321 first end

[0039] 322 second end

[0040] 323 first support portion

[0041] 324 second support portion

[0042] 33 first connecting member

[0043] 4 fastening structure

[0044] 41 fastening seat

[0045] 42 limiting cylinder

[0046] 43 fastener

[0047] 5 first type of open-close hinge structure

[0048] 51 first leaf of first type

[0049] 511 first type of sliding slot

[0050] 512 first type of limiting portion

[0051] 52 second leaf of first type

[0052] 521 first support portion of first type

[0053] 522 second support portion of first type

[0054] 53 first connecting member of first type

[0055] 6 second type of open-close hinge structure

[0056] 61 first leaf of second type

[0057] 611 second type of sliding slot

[0058] 612 second type of limiting portion

[0059] 62 second leaf of second type

[0060] 621 first support portion of second type

[0061] 622 second support portion of second type

[0062] 63 first connecting member of second type

[0063] 7 third type of open-close hinge structure

[0064] 71 first leaf of third type

[0065] 711 third type chute

[0066] 72 third type second blade

[0067] 721 third type first support portion

[0068] 722 third type second support portion

[0069] 73 third type first connecting member

[0070] 74 third type support member

[0071] 75 third type second connecting member DETAILED DESCRIPTION

[0072] The other advantages and effects of the present application can be easily understood by those skilled in the art from the contents disclosed in the present specification.

[0073] It should be noted that the structures, proportions, sizes, etc. shown in the drawings attached to the present specification are merely used to cooperate with the contents disclosed in the present specification for understanding and reading by those skilled in the art, and do not define the limiting conditions for the implementation of the present application, and therefore do not have technical substantive significance. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes that can be produced by the present application, should still fall within the scope of the technical contents disclosed by the present application. The following detailed description should not be considered as limiting, and the scope of the embodiments of the present application is only limited by the claims of the published patent. The terms used herein are only for describing specific embodiments, and are not intended to limit the present application. Spatially related terms, such as "upper", "lower", "left", "right", "below", "under", "bottom", "above", "top", etc. can be used in the text to facilitate the description of the relationship between one element or feature shown in the figure and another element or feature.

[0074] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing", "holding", etc. should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements inside. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0075] Moreover, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises", "comprising", "includes" and / or "including" when used herein, specify the presence of stated features, operations, elements, components, items, and / or groups but do not preclude the presence or addition of one or more other features, operations, elements, components, items, and / or groups thereof. As used herein, the terms "or" and "and / or" are to be interpreted as inclusive, i.e., as meaning one or any combination of the items. Thus, "A, B or C" or "A, B and / or C" means any of the following: A; B; C; A and B; A and C; B and C; A, B and C. Exceptions to this definition apply only when the combination of elements, functions, or operations are inherently mutually exclusive.

[0076] To solve the problems in the background art, the utility model provides a street lamp pole maintenance door and a street lamp pole, through designing a kind of anti-falling, theftproof, self-opening and closing hinge structure, to solve the hinge structure design unreasonable of existing street lamp pole maintenance door, processing cost is high, assembly is difficult and the technical problem of limited opening angle.

[0077] In order to make the utility model purposes, technical scheme and advantages more clearly, through the following examples and combining with the drawings, the further detailed description of the technical scheme in the utility model example is provided.It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0078] As Figure 1 And Figure 2 The utility model provides a street lamp pole maintenance door for conveniently overhauling and maintaining street lamp from the maintenance opening of street lamp pole.

[0079] The street lamp pole maintenance door comprises door frame 1, door plate 2 and open-close hinge structure 3, wherein the door frame 1 is installed on the periphery of the maintenance opening on the street lamp pole, and the open-close hinge structure 3 is used to fixedly connect the door frame 1 and the door plate 2.

[0080] The first blade 31 is installed on the inner side of the door frame 1.In an embodiment, the first blade 31 is welded to the door frame 1.Prefereably, the first blade 31 is cut from plate material, and the production process is simple, and the cost is lower.It should be noted that the material of the first blade 31 and the connection mode of the first blade 31 and the door frame 1 are not limited in the utility model, and the user can connect the first blade 31 and the door frame 1 by screw, rivet and other connection modes according to needs.

[0081] As Figure 3As shown, the first blade 31 is provided with a groove 311, and the groove 311 extends toward the inspection port. The first end 321 of the second blade 32 is fixedly connected to the door panel 2, and the second end 322 is slidably disposed in the groove 311. Preferably, the second blade 32 is made of sheet metal, which is simple to manufacture and has a low cost. Furthermore, the second blade 32 is welded to the door panel. It should be noted that this utility model does not limit the material of the second blade 32 or its connection method with the door panel 2. Users can connect the second blade 32 and the door panel 2 with screws, rivets, or other methods as needed.

[0082] In one embodiment, such as Figure 3 As shown, the second end 322 of the second blade 32 is provided with a first connecting hole. The first connecting member 33 is passed through the slide groove 311 and screwed into the first connecting hole to connect the first connecting member 33 and the second blade 32 with a thread. The first connecting member 33 and the second end 322 of the second blade 32 are slidably disposed within the slide groove 311 and slide along the slide groove 311. It should be noted that the first connecting hole is provided with an internal thread, the first connecting member 33 is adapted to the first connecting hole, and its lower end is provided with an external thread. Preferably, the first connecting member 33 can be a screw, rivet, or press-fit screw, etc., but this utility model is not limited to these methods.

[0083] In this embodiment, the second end 322 of the second blade 32 can slide along the groove 311 between its two ends. Figure 1 As shown, when the second end 322 of the second blade 32 slides to the end of the slide groove 311 away from the access port, the door panel 2 opens. Figure 2 As shown, when the second end 322 of the second blade 32 slides to the end of the slide groove 311 near the inspection port, the door panel 2 closes.

[0084] In a preferred embodiment, such as Figure 3 As shown, a limiting part 312 is provided at one end of the slide groove 311 near the inspection port. The second end 322 of the second blade 32 drives the first connecting member 33 to slide to the end of the slide groove 311 near the inspection port, as shown. Figure 2 As shown, the first connector 33 is embedded in the limiting part 312, and the limiting part 312 restricts the first connector 33 from disengaging, thereby limiting the door panel 2 to remain in the closed state.

[0085] In the embodiment, the first blade 31 is provided with a special-shaped sliding groove 311, and a limiting part 312 is arranged at one end of the sliding groove 311. The special-shaped cutting guide groove design is adopted, so that when the door plate 2 is closed, the first connecting piece 33 can drive the second blade 32 to automatically slide into the limiting part 312 to be positioned, thereby limiting the door plate 2 from being opened or falling by itself. Moreover, the method can better adjust the gap between the door plate 2 and the door frame 1, and ensure the appearance of the street lamp pole maintenance door.

[0086] In an embodiment, as shown in Figure 3 The second blade 32 is in L shape, including a first supporting part 323 and a second supporting part 324 which is at a preset angle with the first supporting part 323. The first supporting part 323 is fixedly connected with the second supporting part 324 and is fixed to the door plate 2. The first end 321 and the second end 322 are arranged on the first supporting part 323 and the second supporting part 324 respectively.

[0087] In the embodiment, when the door plate 2 is opened, the second supporting part 324 is in point contact with the edge of the door frame 1. According to the connection relationship between the first supporting part 323 and the door plate 2, the angle between the first supporting part 323 and the door plate 2 is controlled, and then the opening and closing angle of the door plate 2 is adjusted.

[0088] In a specific embodiment, the first supporting part 323 is welded to the door plate 2 and is perpendicular to the door plate 2, so as to control the door plate 2 to be opened at a preset opening and closing angle.

[0089] In a specific embodiment, a supporting piece is arranged vertically on the inner side of the door plate 2, and a second connecting hole is arranged on the supporting piece. A third connecting hole is arranged on the first supporting part 323. A second connecting piece which is adapted to the third connecting hole is passed through the second connecting hole and screwed into the third connecting hole, so that the first supporting part 323 is threadedly connected to the door plate 2 and is parallel to the door plate 2, so as to control the door plate 2 to be opened at a preset opening and closing angle. The lower end of the second connecting piece is provided with external threads, and the third connecting hole is provided with internal threads. Preferably, the first connecting piece can be a screw, a rivet or a press rivet, and the utility model is not limited.

[0090] When the door plate 2 is closed, the first supporting part 323 is parallel to the length direction of the first blade 31. In a preferred embodiment, the sliding groove 311 is in L shape, including a horizontal groove and a vertical groove which is communicated with the horizontal groove. When the door plate 2 is closed, the second supporting part 324 is parallel to and abuts against the vertical groove, and the first supporting part 323 is parallel to and abuts against the horizontal groove.

[0091] In an embodiment, as shown inFigure 1 as well as Figure 2 The street light pole maintenance door shown also includes a fastening structure 4, used to lock the door frame 1 and the door panel 2 when the door panel 2 is closed, to prevent the door panel 2 from suddenly falling.

[0092] Specifically, such as Figure 4 As shown, the fastening structure 4 includes: a fastening seat 41, a limiting cylinder 42, and a fastener 43.

[0093] like Figure 1 As shown, the fastening seat 41 is installed on the inner side of the door frame 1, away from the first blade 31. The fastening seat 41 has a fourth connecting hole with an internal thread. The limiting cylinder 42 is installed on the inner side of the door panel 2, and has a stepped hole inside. The outer section of the stepped hole communicates with the through hole in the door panel 2. The working principle of the fastening structure 4 is as follows: the fastener 43 passes through the through hole in the door panel 2 and the stepped hole in the limiting cylinder 42, and is screwed into the fourth connecting hole to thread the limiting cylinder 42 and the fastening seat 41, thereby locking the door panel 2 and the door frame 1. Figure 2 As shown.

[0094] Preferably, the fastener 43 is a triangular anti-theft screw with a self-tapping and self-locking function. When screwed in, it forms an internal thread within the hole through compression, thus achieving a reliable locking connection. Furthermore, the triangular anti-theft screw requires a special tool to remove, effectively preventing theft. However, it should be noted that this invention does not limit the specific structure of the fastener 43; users can choose other screws, etc., as needed.

[0095] To better describe the specific structure and opening / closing method of the street light pole inspection door, this utility model will be further described in detail with reference to the following specific embodiments.

[0096] Example 1: Type 1 street light pole maintenance gate.

[0097] like Figure 5A as well as Figure 5B As shown, the first type of street light pole maintenance door includes: a door frame 1, a door panel 2, a fastening structure 4, and a first type of opening and closing hinge structure 5.

[0098] The fastening structure 4 comprises a fastening seat 41 mounted on the inner side of the door frame 1, a limiting cylinder 42 mounted on the inner side of the door plate 2, and a fastener 43. The fastening seat 41 is provided with a fourth connecting hole, and the limiting cylinder 42 is internally provided with a stepped hole, the outer hole segment of which is connected with the through hole provided on the door plate 2. The fastener 43 is adapted to the fourth connecting hole, the fastener 43 is passed through the through hole of the door plate 2 and the stepped hole of the limiting cylinder 42, and is screwed into the fourth connecting hole, so that the limiting cylinder 42 is threadedly connected with the fastening seat 41, thereby locking the door plate 2 and the door frame 1.

[0099] As shown in Figure 5C The first type of opening and closing hinge structure 5 comprises a first type of first leaf 51 mounted on the inner side of the door frame 1 and a first type of second leaf 52 mounted on the inner side of the door plate 2.

[0100] Specifically, the first type of first leaf 51 is provided with a first type of sliding groove 511, which extends towards the access opening of the street lamp pole. Moreover, the first type of sliding groove 511 is provided with a first type of limiting portion 512 at one end close to the access opening.

[0101] The first type of second leaf 52 is L-shaped, comprising a first type of first support portion 521 and a first type of second support portion 522. The first type of first support portion 521 and the first type of second support portion 522 are integrally formed and have a preset angle therebetween. Preferably, the first type of first support portion 521 and the first type of second support portion 522 are perpendicular to each other. One end of the first type of first support portion 521 is welded to the door plate 2 and is perpendicular to the door plate 2.

[0102] One end of the first type of second support portion 522 is provided with a first type of first connecting hole. A first type of first connecting piece 53 adapted to the first type of first connecting hole is passed through the first type of sliding groove 511 and screwed into the first type of first connecting hole, thereby threadedly connecting the first type of first connecting piece 53 and the first type of second leaf 52, and slidingly arranging one end of the first type of first connecting piece 53 and the first type of second leaf 52 in the first type of sliding groove 511, so that one end of the first type of first connecting piece 53 and the first type of second leaf 52 slides along the first type of sliding groove 511.

[0103] As shown in Figure 5AAs shown, when one end of the first type second blade 52 slides to the end of the first type groove 511 away from the access port, the door panel 2 opens, and the first type second support 522 makes point contact with the edge of the door frame 1. Based on the vertical connection between the first type first support 521 and the door panel 2, as well as the dimensions of the first type first support 521 and the first type second support 522 and the preset angle between them, the door panel 2 is controlled to open at a first preset opening angle.

[0104] like Figure 5B As shown, when one end of the first type second blade 52 slides to the end of the first type slide groove 511 near the inspection port, the door panel 2 closes. At this time, the first type first support part 521 is parallel to the length direction of the first type first blade 51, and the first type first connector 53 is embedded in the first type limiting part 512. The first type limiting part 512 restricts the first type first connector 53 from disengaging, thereby limiting the door panel 2 to remain in the closed state.

[0105] Example 2: Second type of street light pole maintenance gate.

[0106] like Figure 6A as well as Figure 6B As shown, the second type of street light pole maintenance door includes: a door frame 1, a door panel 2, a fastening structure 4, and a second type of opening and closing hinge structure 6.

[0107] The fastening structure 4 includes: a fastening seat 41 installed on the inner side of the door frame 1, a limiting cylinder 42 installed on the inner side of the door panel 2, and a fastener 43. The fastening seat 41 is provided with a fourth connecting hole, and the limiting cylinder 42 is provided with a stepped hole inside. The outer section of the stepped hole is connected to a through hole provided in the door panel 2. The fastener 43 is adapted to the fourth connecting hole. The fastener 43 is passed through the through hole of the door panel 2 and the stepped hole of the limiting cylinder 42, and screwed into the fourth connecting hole, so that the limiting cylinder 42 is threadedly connected to the fastening seat 41, thereby locking the door panel 2 and the door frame 1.

[0108] like Figure 6C As shown, the second type of hinge structure 6 includes: a second type of first blade 61 installed on the inner side of the door frame 1 and a second type of second blade 62 installed on the inner side of the door panel 2.

[0109] Specifically, the second type of first blade 61 is provided with a second type of sliding groove 611, which extends toward the inspection port of the street light pole. Furthermore, the second type of sliding groove 611 is L-shaped and includes a horizontal groove and a vertical groove communicating with the horizontal groove. A second type of limiting part 612 is provided at the bottom end of the vertical groove.

[0110] The second type second blade 62 is L-shaped, comprising a second type first support part 621 and a second type second support part 622. The second type first support part 621 is fixedly connected with the second type second support part 622 and has a preset angle therebetween. Preferably, the second type first support part 621 is perpendicular to the second type second support part 622 and is adapted to the vertical slot and the horizontal slot respectively. One end of the second type first support part 621 is weldedly connected with the door plate 2 and is perpendicular to the door plate 2.

[0111] One end of the second type second support part 622 is provided with a second type first connecting hole. By passing a second type first connecting piece 63 adapted to the second type first connecting hole through the second type sliding slot 611 and screwing the second type first connecting piece 63 into the second type first connecting hole, the second type first connecting piece 63 is threadedly connected with the second type second blade 62, and one end of the second type first connecting piece 63 and the second type second blade 62 is slidingly arranged in the second type sliding slot 611, so that one end of the second type first connecting piece 63 and the second type second blade 62 is along the second type sliding slot 611.

[0112] As shown in FIG. 6, when one end of the second type second blade 62 slides to one end of the second type sliding slot 611 away from the access hole, the door plate 2 is opened, and the second type second support part 622 is in point contact with the edge of the door frame 1. According to the perpendicular connection relationship between the second type first support part 621 and the door plate 2, and the size of the second type first support part 621 and the second type second support part 622 and the preset angle therebetween, the door plate 2 is controlled to be opened at a second preset opening angle. Preferably, the second type street lamp pole access door can control the maximum opening angle of the door plate 2 to be about 120°. Figure 6A As shown in FIG. 6, when one end of the second type second blade 62 slides to one end of the second type sliding slot 611 away from the access hole, the door plate 2 is opened, and the second type second support part 622 is in point contact with the edge of the door frame 1. According to the perpendicular connection relationship between the second type first support part 621 and the door plate 2, and the size of the second type first support part 621 and the second type second support part 622 and the preset angle therebetween, the door plate 2 is controlled to be opened at a second preset opening angle. Preferably, the second type street lamp pole access door can control the maximum opening angle of the door plate 2 to be about 120°.

[0113] Figure 6B As shown in FIG. 6, when one end of the second type second blade 62 slides to one end of the second type sliding slot 611 away from the access hole, the door plate 2 is opened, and the second type second support part 622 is in point contact with the edge of the door frame 1. According to the perpendicular connection relationship between the second type first support part 621 and the door plate 2, and the size of the second type first support part 621 and the second type second support part 622 and the preset angle therebetween, the door plate 2 is controlled to be opened at a second preset opening angle. Preferably, the second type street lamp pole access door can control the maximum opening angle of the door plate 2 to be about 120°.

[0114] Embodiment 3: a third type street lamp pole access door.​

[0115] As shown in Figure 7A and Figure 7B , the third type of street lamp pole maintenance door comprises a door frame 1, a door plate 2, a fastening structure 4 and a third type of open-close hinge structure 7.

[0116] The fastening structure 4 comprises a fastening seat 41 mounted on the inner side of the door frame 1, a limiting cylinder 42 mounted on the inner side of the door plate 2, and a fastener 43. The fastening seat 41 is provided with a fourth connecting hole, and the limiting cylinder 42 is provided with a stepped hole inside, and the outer hole section of the stepped hole is connected with the through hole provided on the door plate 2. The fastener 43 is matched with the fourth connecting hole, the fastener 43 is passed through the through hole of the door plate 2 and the stepped hole of the limiting cylinder 42, and is screwed into the fourth connecting hole, so that the limiting cylinder 42 is screwed with the fastening seat 41, and then the door plate 2 and the door frame 1 are locked.

[0117] As shown in Figure 7C , the third type of open-close hinge structure 7 comprises a third type of first leaf 71 mounted on the inner side of the door frame 1 and a third type of second leaf 72 mounted on the inner side of the door plate 2.

[0118] Specifically, the third type of first leaf 71 is provided with a third type of sliding groove 711, which extends towards the maintenance opening of the street lamp pole.

[0119] The third type of second leaf 72 is L-shaped, comprising a third type of first support part 721 and a third type of second support part 722. The third type of first support part 721 and the third type of second support part 722 are integrally formed and have a preset angle therebetween. Preferably, the third type of first support part 721 and the third type of second support part 722 are perpendicular to each other.

[0120] A third type of support 74 is vertically arranged on the inner side of the door plate 2, and a third type of second connecting hole is arranged on the third type of support 74; a third type of third connecting hole is arranged on the third type of first support part 721. A third type of second connecting piece 75 matched with the third type of third connecting hole is passed through the third type of second connecting hole and screwed into the third type of third connecting hole, so that the third type of first support part 723 is screwed with the door plate 2 and parallel to the door plate 2.

[0121] One end of the third type second support part 722 is provided with a third type first connecting hole. A third type first connecting piece 73 matched with the third type first connecting hole is screwed into the third type first connecting hole through the third type sliding slot 711, so as to threadedly connect the third type first connecting piece 73 and the third type second blade 72, and slide the third type first connecting piece 73 and one end of the third type second blade 72 in the third type sliding slot 711, so that the third type first connecting piece 73 and one end of the third type second blade 72 slide along the third type sliding slot 711.

[0122] As shown in Figure 7A When one end of the third type second blade 72 slides to the end of the third type sliding slot 711 away from the access hole, the door plate 2 is opened, and the first type second support part 522 is in point contact with the edge of the door frame 1. According to the parallel connection relationship between the third type first support part 721 and the door plate 2, and the size of the third type first support part 721 and the third type second support part 722 and the preset angle therebetween, the door plate 2 is controlled to be opened at a third preset opening angle. Preferably, the third type street lamp pole access door can control the maximum opening angle of the door plate 2 to be about 180°.

[0123] As shown in Figure 7B When one end of the third type second blade 72 slides to the end of the third type sliding slot 711 close to the access hole, the door plate 2 is closed, and the third type first support part 721 is parallel to the length direction of the third type first blade 71.

[0124] The utility model also provides a street lamp pole. The street lamp pole comprises the street lamp pole access door according to any one of the above-mentioned embodiments. The street lamp pole access door is used for facilitating the maintenance personnel of the street lamp to maintain and repair the street lamp from the access hole of the street lamp pole.

[0125] It should be noted that the street lamp pole and the street lamp pole access door provided by the above-mentioned embodiments belong to the same concept, and the implementation process is detailed in the street lamp pole access door embodiment. In order to be brief, it will not be repeated here.

[0126] In summary, the utility model provides a street lamp pole access door, through the open-close type hinge structure fixed connection door frame and door board, the first blade of open-close type hinge structure is installed in the inboard of door frame, and is provided with the sliding slot, its second blade one end is fixedly connected with door board, and the other end is slidably arranged in the sliding slot, can slide along the sliding slot, to realize the door board opening and closing, the door board closes through the fastening structure locking door frame and door board, the street lamp pole access door adopts the plate cutting forming, and the process is simple, and the cost is low, and can realize the wide -angle opening and closing, has the anti -fall theftproof function, the utility model provides a street lamp pole, is installed above -mentioned street lamp pole access door in the access, and the street lamp maintenance personnel is convenient to the street lamp and carries out the maintenance and maintenance, the utility model provides a street lamp pole access door and street lamp pole, solves the technical problem that the existing street lamp pole access door has the unreasonable hinge structure design, high processing cost, assembly is difficult and the opening and closing angle is limited.

[0127] Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

[0128] The above-mentioned embodiments only exemplarily illustrate the principles and effects of the utility model, and are not used to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A street light pole access door for facilitating access to a street light for inspection and maintenance from an access opening in a street light pole, characterized by, The utility model relates to a kind of street lamp maintenance door, including: Door frame (1), door board (2) and open-close hinge structure (3); Wherein, the door frame (1) is installed on the maintenance opening periphery of street lamp pole; The open-close hinge structure (3) is used to fixedly connect the door frame (1) with the door board (2), including: First blade (31), the first blade (31) is installed in the inner side of the door frame (1);The first blade (31) is provided with sliding slot (311), and the sliding slot (311) extends towards the maintenance opening; Second blade (32), the first end (321) of the second blade (32) is fixedly connected with the door board (2), and the second end (322) is slidably arranged in the sliding slot (311), and can slide along the sliding slot (311) between both ends thereof;When the second end (322) of the second blade (32) slides to one end of the sliding slot (311) away from the maintenance opening, the door board (2) is opened, and when the second end (322) of the second blade (32) slides to one end of the sliding slot (311) close to the maintenance opening, the door board (2) is closed.

2. A street light pole access door according to claim 1, characterised in that, The second end (322) of the second blade (32) is provided with a first connecting hole;The first connecting piece (33) matched with the first connecting hole is passed through the sliding slot (311) and screwed into the first connecting hole, to threadedly connect the first connecting piece (33) with the second blade (32), and the second end (322) of the first connecting piece (33) and the second blade (32) is slidably arranged in the sliding slot (311) and slides along the sliding slot (311);The lower end of the first connecting piece (33) is provided with external thread, and the first connecting hole is provided with internal thread.

3. A street light pole access door according to claim 2, characterised in that, The end of the sliding slot (311) close to the maintenance opening is provided with a limiting portion (312);The second end (322) of the second blade (32) drives the first connecting piece (33) to slide to the end of the sliding slot (311) close to the maintenance opening, and the first connecting piece (33) is embedded in the limiting portion (312), and the limiting portion (312) limits the first connecting piece (33) to come out, thereby limiting the door board (2) to keep in closed state.

4. The street light pole access door of claim 1, wherein, The second blade (32) is L-shaped, including: First support portion (323) and second support portion (324) at a preset angle with the first support portion (323);The first support portion (323) and the second support portion (324) are fixedly connected and fixed to the door board (2);The first end (321) and the second end (322) are arranged in the first support portion (323) and the second support portion (324) respectively. The second support part (324) is in point contact with the edge of the door frame (1) when the door plate (2) is opened, the angle between the first support part (323) and the door plate (2) is controlled according to the connection relationship between the first support part (323) and the door plate (2), and then the opening and closing angle of the door plate (2) is adjusted; the first support part (323) is parallel to the length direction of the first leaf (31) when the door plate (2) is closed.

5. A street light pole access door according to claim 4, characterised in that, The sliding groove (311) is in L shape, including a horizontal groove and a vertical groove in communication with the horizontal groove; the second support part (324) is parallel to and fitted with the vertical groove when the door plate (2) is closed, and the first support part (323) is parallel to and fitted with the horizontal groove.

6. The street light pole access door of claim 4, wherein, The first support part (323) is welded with the door plate (2) and is perpendicular to the door plate (2) to control the door plate (2) to open at a preset opening and closing angle.

7. The street light pole access door of claim 4, wherein, A support part is vertically arranged on the inner side of the door plate (2), and a second connecting hole is arranged on the support part; a third connecting hole is arranged on the first support part (323); a second connecting piece matched with the third connecting hole is passed through the second connecting hole and screwed into the third connecting hole, so that the first support part (323) is threadedly connected with the door plate (2) and is parallel to the door plate (2) to control the door plate (2) to open at a preset opening and closing angle; an outer thread is arranged at the lower end of the second connecting piece, and an inner thread is arranged in the third connecting hole.

8. The street light pole access door of claim 1, wherein, The first leaf (31) is welded with the door frame (1).

9. The street light pole access door of claim 1, wherein, Further comprising: A fastening structure (4) for locking the door frame (1) and the door plate (2) when the door plate (2) is closed; The fastening structure (4) comprises: A fastening seat (41) mounted on the inner side of the door frame (1) and away from the first leaf (31); the fastening seat (41) is provided with a fourth connecting hole, and an inner thread is arranged in the fourth connecting hole; A limiting cylinder (42) mounted on the inner side of the door plate (2) and provided with a stepped hole inside, and an outer hole segment of the stepped hole is in communication with a through hole arranged on the door plate (2); A fastener (43) passing through the through hole of the door plate (2) and the stepped hole of the limiting cylinder (42) and screwed into the fourth connecting hole to threadedly connect the limiting cylinder (42) and the fastening seat (41), and then lock the door plate (2) and the door frame (1).

10. A street light pole, characterized by, Comprise: The street lamp pole maintenance door according to any one of claims 1 to 9 is used for facilitating street lamp maintenance personnel to maintain and repair the street lamp from the maintenance opening of the street lamp pole.

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