Electric energy metering box with box door fixing structure
By introducing a combination of locking devices and sealing rings into the electricity metering box, the problem of the box door not being able to be completely sealed is solved, achieving waterproofing and noise reduction, and improving the sealing and stability of the electricity metering box.
Patent Information
- Application Number
- CN202423287632.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2034-12-31
AI Technical Summary
The existing metering box door cannot be completely closed when shut, which allows rainwater to enter and poses a short circuit risk. At the same time, the door is prone to collision and noise in strong winds.
Design an energy metering box with a locking device. The locking device tightens the box door when it is closed, forming a seal with the sealing ring. The locking device includes components such as the box body, cover plate, drive rod structure, nut sleeve, slide plate and lock block, so as to achieve tight fit and sealing of the box door.
It effectively prevents rainwater from entering, avoids noise from the door colliding in windy weather, and improves sealing and stability.
Smart Images
Figure CN223815933U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of electric energy metering box with box door fixing structure. BACKGROUND
[0002] Metering box is used to place special box of billing tool, the metering box in prior art adopts the box door of rotating opening to open and close, since closing is just relied on lock to lock, its locking time cannot completely close box door, leading to gap between box door and box, this narrow gap can lead to the entry of rainwater, cause metering box to begin to corrode from inside, simultaneously, it can also cause the risk of short circuit.
[0003] Meanwhile, the box door of this simple door lock structure is relatively loose after closing, when encountering strong wind weather, box door will collide between metering box frequently, more disturbing.
[0004] Therefore, we design a kind of electric energy metering box with box door fixing structure, which can effectively lock box door and prevent rainwater from entering. UTILITY MODEL CONTENTS
[0005] The utility model solves the technical problem to provide a kind of electric energy metering box with box door fixing structure, which can effectively lock box door and prevent rainwater from entering.
[0006] To solve the above problems, the utility model adopts the following technical scheme:
[0007] A kind of electric energy metering box with box door fixing structure, including metering box, left and right two openings are provided in the front of the metering box, box door is rotatably installed at opening, locking device is installed in the inside of the metering box, the locking device simultaneously closes the box door of two sides.
[0008] Preferably, sealing ring is clamped at the opening, the sealing ring is acted after the box door is closed, the box door and the sealing ring are extruded to form seal at this time, the locking device is locked to tighten the box door, so that the box door extrudes the sealing ring.
[0009] Preferably, the rear end of the box door is provided with lock catch, the lock catch has lock slot, the lock slot has a force inclined plane matched with the locking device.
[0010] Preferably, the locking device comprises a box body, the front end of the box body is connected with the metering box, the rear end of the box body is provided with a cover plate, a driving rod structure is arranged on the plate surface of the cover plate, a nut sleeve is assembled through the driving rod structure, a guide rod is fixedly installed on the plate surface of the cover plate, the guide rod is parallel to the driving rod structure, a rear plate is integrally processed at the rear end of the nut sleeve, the guide rod penetrates through the rear plate, notches are arranged at the left and right sides of the box body, a sliding plate is slidingly installed through the notches, a lock block is arranged at the outer end of the sliding plate, the lock block cooperates with the lock slot, the lock block has a force inclined surface matched with the stress inclined surface, a rotating seat is installed at the inner end of the lock block, a connecting rod is rotatably connected between the rotating seat and the nut sleeve, when the nut sleeve is displaced to the front end along the driving rod structure, the connecting rod pushes the sliding plate to slide outward, and at this time, the lock block is inserted into the lock slot.
[0011] Preferably, the driving rod structure comprises a rotating rod and a threaded rod, a bearing is matched between the rotating rod and the cover plate, a stop ring is arranged on the rod body of the threaded rod, a hand screw block is installed at the front end of the threaded rod and penetrates through the outside of the metering box, a connecting screw is fixed between the hand screw block and the threaded rod, a threaded portion matched with the nut sleeve is processed on the threaded rod, a polygonal insertion hole is processed at the rear end of the threaded rod, an insertion rod matched with the insertion hole is arranged at the front end of the rotating rod, a rear limiting nut is matched through the threaded portion, and the rear limiting nut limits the rear displacement of the nut sleeve.
[0012] Preferably, rollers are rotatably arranged at the upper and lower ends of the rotating seat, and roller grooves matched with the rollers are arranged at the inner upper and lower end faces of the box body.
[0013] The device has the advantages that:
[0014] In the device, the locking device can actively tighten the box door, so that the box door is tightly matched with the metering box, and is sealed by cooperating with a sealing ring, thereby further improving the sealing performance and preventing rainwater from entering.
[0015] Meanwhile, after the box door is locked, the box door has no activity allowance, and even in strong wind weather, no collision noise is generated, so that the device is suitable for popularization and use. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0017] Figure 1 is a structural schematic view of the utility model;
[0018] Figure 2 is a perspective view of the metering box;
[0019] Figure 3 is a mounting schematic view of the locking device;
[0020] Figure 4 is a perspective view of the sliding plate. DETAILED DESCRIPTION
[0021] All features disclosed in this specification, and / or all steps of any methods or processes disclosed in this specification, can be combined in any combination, except combinations where at least some of the features and / or steps are mutually exclusive.
[0022] Any feature disclosed in this specification, unless stated otherwise, can be replaced by any equivalent or other technically feasible feature to achieve the same, similar or equivalent technical result. That is, each feature is one example only of a range of equivalent or similar features.
[0023] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "one end", "the other end", "outer side", "upper", "inner side", "horizontal", "coaxial", "central", "end", "length", "outer end" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.
[0024] In addition, in the description of the utility model, "a plurality of" means at least two, for example, two, three, etc., unless otherwise explicitly specified.
[0025] In the utility model, unless otherwise explicitly specified and limited, the terms "set", "sleeve", "connect", "penetrate", "plug" and the like should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrated; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0026] Reference is made to Figure 1The utility model provides an electric energy metering box with box door fixing structure, including metering box 1, the front of metering box 1 is provided with left and right two openings 101, rotatably installs box door 2 at opening 101, its characterized in that: locking device 3 is installed in metering box 1, locking device 3 simultaneously closes the box door 2 of both sides.
[0027] In the above technical solution, the locking device 3 can be tightened while locking the box door 2, avoiding the gap between the loose box door 2 and the metering box 1, and preventing water from entering.
[0028] Referring to Figure 2 and Figure 3 As shown, a sealing ring 4 is clamped at the opening 101, and the sealing ring 4 is acted upon after the box door 2 is closed. At this time, the box door 2 and the sealing ring 4 are extruded to form a seal. The locking device 3 is locked to tighten the box door 2, so that the box door 2 extrudes the sealing ring 4.
[0029] In the above technology, the sealing ring 4 can be elastically deformed. When the box door 2 is clamped, the sealing ring 4 is extruded to achieve better sealing effect.
[0030] Referring to Figure 3 and Figure 4 As shown, the rear end of the box door 2 is provided with a lock catch 21, the lock catch 21 has a lock groove 22, and the lock groove 22 has a force inclined surface 23 matched with the locking device 3.
[0031] In the above technical solution, the lock groove 22 cooperates with the locking device 3 to lock the position. Through the force of the force inclined surface 23, the insertion of the locking device 3 tightens the box door 2, so that the box door 2 extrudes the sealing ring 4.
[0032] Referring to Figure 3 and Figure 4As shown, the locking device 3 comprises a box body 31, the front end of the box body 31 is connected with the metering box 1, the rear end of the box body 31 is provided with a cover plate 32, a driving rod structure 33 is arranged on the plate surface of the cover plate 32, a nut sleeve 34 is assembled through the driving rod structure 33, a guide rod 35 is fixedly installed on the plate surface of the cover plate 32, the guide rod 35 is parallel to the driving rod structure 33, a rear plate 36 is integrally processed at the rear end of the nut sleeve 34, the guide rod 35 penetrates through the rear plate 36, notches 37 are arranged at the left and right sides of the box body 31, a sliding plate 38 is slidingly installed through the notches 37, a lock block 39 is arranged at the outer end of the sliding plate 38, the lock block 39 cooperates with the lock slot 22, the lock block 39 has a force inclined surface 310 matched with the stress inclined surface 23, a rotating seat 311 is installed at the inner end of the lock block 39, a connecting rod 312 is rotatably connected between the rotating seat 311 and the nut sleeve 34, when the nut sleeve 34 is displaced to the front end along the driving rod structure 33, the connecting rod 312 pushes the sliding plate 38 to slide outward, at this time, the lock block 39 is inserted into the lock slot 22.
[0033] In the above technical scheme, the rotation of the driving rod structure 33 drives the forward and backward displacement of the nut sleeve 34, when the nut sleeve 34 moves backward, the lock block 39 is separated from the lock slot 22, at this time, the box door 2 is unlocked. When the nut sleeve 34 moves forward, the lock block 39 is inserted into the lock slot 22, and the force inclined surface 310 pushes the stress inclined surface 23, so that the box door 2 is pulled tight.
[0034] As shown in Figure 3 and Figure 4 As shown, the driving rod structure 33 comprises a rotating rod 331 and a threaded rod 332, a bearing 397 is matched between the rotating rod 331 and the cover plate 32, a stop ring 333 is arranged on the rod body of the threaded rod 332, a hand twisting block 334 is installed at the front end of the threaded rod 332 and penetrates to the outside of the metering box 1, a connecting screw 399 is fixedly installed between the hand twisting block 334 and the threaded rod 332, a threaded portion matched with the nut sleeve 34 is processed on the threaded rod 332, a polygonal insertion hole 335 is processed at the rear end of the threaded rod 332, an insertion rod 336 matched with the insertion hole 335 is arranged at the front end of the rotating rod 331, a rear limiting nut 337 is matched through the threaded portion, and the rear limiting nut 337 limits the backward movement of the nut sleeve 34.
[0035] In the above technical scheme, when the lock block 39 or the nut sleeve 34 is stuck, causing the entire locking device 3 to be unable to be unlocked. By removing the hand twisting block 334, the threaded rod 332 can be pushed to move backward, so that the nut sleeve 34 slides backward, and the lock block 39 exits the lock slot 22, and the forced unlocking is completed.
[0036] As shown inFigure 3 and Figure 4 As shown in the drawings, the rotating seat 311 is provided with a roller 3311 at the upper and lower ends, and the box 31 is provided with a roller groove 3312 at the inner upper and lower end faces to match the roller 3311.
[0037] This technical solution can make the sliding of the sliding plate 38 more smooth.
[0038] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof.
[0039] The relative arrangement of parts and steps, numerical expressions, and numerical values set forth in the examples are not intended to limit the scope of the present application, unless otherwise specifically stated. Also, it is to be understood that the dimensions of the various parts shown in the drawings are not depicted to scale for the sake of convenience in description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art can not be discussed in detail because such techniques, methods, and apparatus are considered to be part of the instant patent specification. In all examples shown and discussed herein, any specific value is to be interpreted as merely an example, and not as a limitation. Thus, other examples of example embodiments can have different values. It is to be noted that like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be discussed further in subsequent drawings.
[0040] For the sake of description, spatial relative terms, such as "on", "above", "upper surface", "upper", and the like, can be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the drawings. It is to be understood that the spatial relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, then a device described as "above" or "on" other devices or structures would then be oriented "below" or "on" the other devices or structures. Accordingly, the exemplary term "above" can encompass both an orientation of above and below. The device can be oriented in other ways (rotated 90 degrees or at other orientations) and the spatial relative descriptors used herein interpreted accordingly.
[0041] It is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments consistent with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.
[0042] It is to be noted that the terminology used in the present specification and the appended claims should not be interpreted as implying any particular order or sequence of steps. It will be further understood that the data used herein can be interchanged, where appropriate, to enable the embodiments of the present application described herein to be carried out in sequences other than those illustrated or described herein.
[0043] The preferred embodiments of the present application have been described above with the specific details. Obviously, the present application can be carried out in various ways and can be changed or modified by those skilled in the art without departing from the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the scope of protection of the present application.
Claims
1. An electric energy metering box with box door fixing structure, comprising a metering box (1), two left and right openings (101) are arranged at the front of the metering box (1), and a box door (2) is rotatably installed at the opening (101), characterized in that: Locking device (3) is installed in the inside of the metering tank (1), which closes the tank door (2) on both sides at the same time; Wherein, sealing ring (4) is arranged at the opening (101), and the sealing ring (4) is pressed when the tank door (2) is closed, so that the tank door (2) and the sealing ring (4) are extruded to form a seal, and the locking device (3) is locked to tighten the tank door (2), so that the tank door (2) extrudes the sealing ring (4); Wherein, the rear end of the tank door (2) is provided with a lock catch (21), and the lock catch (21) has a lock groove (22), and the lock groove (22) has a force inclined surface (23) matched with the locking device (3); Wherein, the locking device (3) comprises a box body (31), the front end of the box body (31) is connected with the metering tank (1), the rear end of the box body (31) is provided with a cover plate (32), a driving rod structure (33) is arranged on the surface of the cover plate (32), a nut sleeve (34) is assembled through the driving rod structure (33), a guide rod (35) is fixedly installed on the surface of the cover plate (32), the guide rod (35) is parallel to the driving rod structure (33), the rear end of the nut sleeve (34) is integrally processed with a rear plate (36), the guide rod (35) penetrates through the rear plate (36), the left and right sides of the box body (31) are provided with notches (37), a sliding plate (38) is slidingly installed through the notches (37), a lock block (39) is arranged at the outer end of the sliding plate (38), the lock block (39) is matched with the lock groove (22), the lock block (39) has a force inclined surface (310) matched with the force inclined surface (23), a rotating seat (311) is installed at the inner end of the lock block (39), a connecting rod (312) is rotatably connected between the rotating seat (311) and the nut sleeve (34), when the nut sleeve (34) is displaced to the front end along the driving rod structure (33), the connecting rod (312) pushes the sliding plate (38) to slide outward, and at this time, the lock block (39) is inserted into the lock groove (22).
2. The electric energy metering box having a box door fixing structure according to claim 1, characterized by: The driving rod structure (33) comprises a rotating rod (331) and a threaded rod (332), a bearing (397) is matched between the rotating rod (331) and the cover plate (32), a stop washer (333) is arranged on the rod body of the threaded rod (332), a hand screwing block (334) is installed at the front end of the threaded rod (332) and penetrates to the outside of the metering box (1), a connecting screw (399) is fixed between the hand screwing block (334) and the threaded rod (332), a threaded portion matched with the nut sleeve (34) is processed on the threaded rod (332), a polygonal insertion hole (335) is processed at the rear end of the threaded rod (332), an insertion rod (336) matched with the insertion hole (335) is arranged at the front end of the rotating rod (331), a rear limiting nut (337) is matched through the threaded portion, and the rear limiting nut (337) limits the rear movement of the nut sleeve (34).
3. The electric energy metering box having a box door fixing structure according to claim 2, characterized by: Rollers (3311) are rotatably arranged at the upper and lower ends of the rotating seat (311), and roller grooves (3312) matched with the rollers (3311) are arranged at the inner upper and lower end faces of the box body (31).