CN106680552B - A kind of box of electric energy meter protective device - Google Patents

A kind of box of electric energy meter protective device Download PDF

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Publication number
CN106680552B
CN106680552B CN201611008367.3A CN201611008367A CN106680552B CN 106680552 B CN106680552 B CN 106680552B CN 201611008367 A CN201611008367 A CN 201611008367A CN 106680552 B CN106680552 B CN 106680552B
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CN
China
Prior art keywords
cabinet
casing
connecting rod
wall
negative pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201611008367.3A
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Chinese (zh)
Other versions
CN106680552A (en
Inventor
孙兵
王天鹏
杨振东
纪振军
孙文霞
左翼
张轩焜
葛树尊
杨成林
王彦淞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Penglai Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
Penglai Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Penglai Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical Penglai Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority to CN201611008367.3A priority Critical patent/CN106680552B/en
Publication of CN106680552A publication Critical patent/CN106680552A/en
Application granted granted Critical
Publication of CN106680552B publication Critical patent/CN106680552B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G01R11/04—Housings; Supporting racks; Arrangements of terminals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G01R11/24—Arrangements for avoiding or indicating fraudulent use

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention discloses a kind of box of electric energy meter protective devices, including shell, the cabinet for installing gauge table is provided in the shell, safety door is hinged on one side end face of shell, there are cavitys between the cabinet exterior and the inner walls, the column of parallel arrangement at equal intervals is provided in the middle part of the cavity, the through-hole arranged at equal intervals is provided on the column, it is plugged with connecting rod respectively in the through-hole, the connecting rod extends through the corresponding through-hole, the cabinet side is provided with disk in the connecting rod, high strong spring is set on the connecting rod, the high-strength spring one end is fixedly connected on the disk, the high strong spring other end is fixedly connected on the column, in the connecting rod far from one side end face of disk It is provided with pressing plate, the present invention, which passes through, is placed in enclosure interior for the cabinet for installing gauge table, and overall structure anti-seismic performance is good, it is not easy to damage.

Description

A kind of box of electric energy meter protective device
Technical field
The present invention relates to a kind of box of electric energy meter protective devices.
Background technique
A large amount of gauge table is installed in electric-power metering electricity box, since metering table structure is accurate, when by larger external force, The problems such as being easy to produce poor contact, causing short circuit influences its normal use.Existing counter box generallys use crust Structure is easy to produce deformation when by external force, squeeze internal meter, simultaneously as colliding bring instantaneous force It is easy to influence the precision of gauge table.
Summary of the invention
The purpose of the present invention is to provide a kind of box of electric energy meter protective devices, can improve of the existing technology ask Topic, by the way that the cabinet for installing gauge table is placed in enclosure interior, can preferably protect gauge table, overall structure anti-seismic performance It is good, it is not easy to damage.
The invention is realized by the following technical scheme:
A kind of box of electric energy meter protective device, including shell, are provided in the shell for installing gauge table Cabinet, be hinged with safety door on one side end face of shell, the cabinet exterior and the inner walls it Between there are cavitys, the column of parallel arrangement at equal intervals is provided in the middle part of the cavity, is provided on the column The through-hole being intervally arranged is plugged with connecting rod respectively in the through-hole, and the connecting rod extends through the corresponding through-hole, The cabinet side is provided with disk in the connecting rod, high strong spring is set on the connecting rod, it is described High-strength spring one end is fixedly connected on the disk, and the high strong spring other end is fixedly connected on the column On, in the connecting rod far from pressing plate is provided on one side end face of disk, in the pressing plate towards the shell Inner wall is provided with buffer spring on one side end face, and the negative pressure gasbag being intervally arranged is provided in the inner walls, described Negative pressure gasbag and the pressing plate it is staggered, the sealing cover of the negative pressure gasbag is located at the disk side, in institute Pull ring is provided on the sealing cover for the negative pressure gasbag stated, the pull ring is articulated on the disk side wall, and described is high-strength Spring is able to drive the pull ring when being in maximum tension state open the sealing cover of the negative pressure gasbag.
In the present invention, cabinet is mounted in shell, can be avoided applied external force causes cabinet impaired, can be to cabinet It plays a protective role.When by smaller applied external force, housing sidewall, which generates deformation, makes buffering elastic under the action of shell Spring generates compression, under the action of buffer spring, can buffer to active force, avoids shell impaired；For strong hit, Shell generates deformation, squeezes connecting rod, when connecting rod is moved along through slot to case inside, is able to drive high strong spring and generates deformation, At this time under the resilient force of high strong spring, buffering effect can be played to collision, avoid cabinet impaired；When bump effect power When high strong spring being made to reach maximum tension state, in order to avoid connecting rod and housing failure cabinet, the present invention uses negative pressure gasbag, makes Negative pressure gasbag is opened, and at this time under the action of negative pressure gasbag, makes to avoid cabinet impaired on the inside of negative pressure gasbag filling cavity.Pass through Using buffer structure, good buffering effect can be played to applied external force, avoid cabinet impaired.
Further, for the present invention is better achieved, be provided on the outer wall of the cabinet be arranged in array it is recessed Slot, is respectively arranged with rubber mat layer in the groove, and the thickness of the rubber mat layer is greater than the depth of the groove.
Further, for the present invention is better achieved, the connection cabinet is provided between the adjacent groove The ventilation hole of inside.
Further, it for the present invention is better achieved, is set on the safety door side inner wall in the shell It is equipped with bearing piece, is provided with partition in the bearing piece, sliding slot, the partition both ends difference are provided in the bearing piece It to ipsilateral bending and can be plugged in the corresponding sliding slot, be provided in the bearing piece for the fixed partition Electronic lock, when the electronic lock is opened described in partition can be slided along the sliding slot, set on the partition Be equipped with display channel corresponding with gauge table screen position, with the gauge table corresponding operating groove in operation key position and with metering The corresponding card slot in table card inserting mouth position.
Further, it for the present invention is better achieved, is provided on the safety door aobvious with the gauge table The corresponding peep hole in display screen position.
Compared with the prior art, the present invention has the following beneficial effects:
The present invention by using the buffer spring being arranged on the inside of cavity, play slow by the slight collision that can be subject to shell Effect is rushed, for more fierce collision, buffering can be realized using high strong spring, also, utilize and negative pressure is set on the inside of cavity Air bag can be avoided the cabinet inside squeezing when shell is damaged, it is impaired can to greatly reduce the intracorporal gauge table of case.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.
Fig. 1 is inventive shell open side structure schematic diagram；
Fig. 2 is inside structure schematic diagram of the present invention.
Wherein: 101. shells, 102. cabinets, 103. safety doors, 104. cavitys, 105. columns, 106. connecting rods, 107. circles Disk, 108. high strong springs, 109. pressing plates, 110. buffer springs, 111. negative pressure gasbags, 112. pull rings, 113. rubber mat layers, 114. Block, 115. sliding slots, 116. electronic locks, 117. display channels, 118. operating grooves, 119. card slots, 120. peep holes, 121. partitions.
Specific embodiment
The present invention is described in further detail combined with specific embodiments below, but embodiments of the present invention are not limited to This.
As shown in Figure 1, a kind of box of electric energy meter protective device, including shell 101, it is arranged in the shell 101 Have a cabinet 102 for installing gauge table, in the present invention, the cabinet for being equipped with measuring instrument be mounted on case inside, by When colliding to external force, directly impaired is shell, can be avoided cabinet and is damaged, as shown in Fig. 2, in 101 side of shell It is hinged with safety door 103 on end face, for making housings close, for outdoor measuring instrument cabinet, safety door can be arranged Lock structure is only opened by staff, and can be avoided non-working person's violation opening safety door leads to that there are security risks Problem, there are cavitys 104 between 102 outer wall of cabinet and 101 inner wall of shell, by the way that cavity is arranged, in shell When body is collided by external force, the measuring instrument that active force directly damages cabinet and its inside can be avoided；In the cavity 104 Middle part is provided with the column 105 of parallel arrangement at equal intervals, is fixedly connected on column lower end in housing bottom surface, the upper end of the column is fixed It is connected on shell upper surface, is provided with the through-hole arranged at equal intervals on the column 105, makes through-hole along stem height Direction is arranged at equal intervals, and the axis of through-hole distinguishes grafting perpendicular to plane where shell and wall box in the through-hole There is connecting rod 106, the connecting rod 106 extends through the corresponding through-hole, connecting rod is enable to move along through-bore axis direction, 102 side of cabinet is provided with disk 107 in the connecting rod 106, is fixedly connected on the disk on connecting rod, It is set with high strong spring 108 on the connecting rod 106, the outer diameter of high strong spring is made to be less than the outer diameter of disk, and high strong spring Internal diameter be greater than the diameter of the through-hole on column, described 108 one end of high strong spring is fixedly connected on the disk 107, 108 other end of high strong spring is fixedly connected on the column 105, and when by greater impact power, shell is squeezed When connecting rod, under the resilient force of high strong spring, it can be avoided connecting rod end and directly squeeze cabinet exterior, can be avoided cabinet It is impaired；
In the present invention, positioned at the active force coped under smaller impact, in the connecting rod 106 far from the disk 107 Pressing plate 109 is provided on one side end face, in the pressing plate 109 towards being provided on 101 inner wall of shell, one side end face Buffer spring 110 squeezes buffer spring in the raw, when shell is by applied external force, slow in a normal state Spring is rushed, under the resilient force of buffer spring, avoids shell from generating deformation, passes through setting buffer spring, energy in the present invention It is enough that lesser active force is buffered, for buffering to the lesser active force of shell impact force, avoid shell impaired, When the impulsive contact force that shell is subject to is larger, matched with high strong spring, buffering effect can be played to active force, avoid cabinet by Damage, can greatly improve integrally-built Anti-knocking performance；
In order to avoid shell squeezes cabinet when being collided, in the present invention, it is provided on 101 inner wall of shell The negative pressure gasbag 111 being intervally arranged, the present invention in, negative pressure gasbag can using under compression be in negative pressure state air bag, When the sealing cover of negative pressure gasbag is opened, it increases in air effect lower volume, is immobilized in the shell negative pressure gasbag on wall, institute The negative pressure gasbag 111 stated and the pressing plate 109 are staggered, and the sealing cover of the negative pressure gasbag 111 is located at the circle 107 side of disk, is provided with pull ring 112 on the sealing cover of the negative pressure gasbag 111, and the pull ring 112 is articulated in described 107 side wall of disk on, the high strong spring 108 is able to drive the pull ring 112 when being in maximum tension state make institute The sealing cover for the negative pressure gasbag 111 stated is opened.In the present invention, the connecting terminal of cabinet is arranged on wall box, and in shell Cable-through hole is set on body.
When being made shell generate deformation by greater impact power, when high strong spring reaches maximum tension state, pull ring is driven, Open the sealing cover of negative pressure gasbag, negative pressure gasbag generates expansion under the action of atmospheric pressure at this time, fills in negative pressure gasbag For robbing in 104, prevent shell from directly contacting cabinet, and then can be avoided extruding cabinet when shell is impacted and cause Cabinet is impaired, can greatly improve integrally-built safety.
The present invention is especially suitable for the measuring instruments of outdoor installation, compare existing body structure, can have preferably Anti-knocking effect, safety is more preferable, and structure is more stable, and use is safer.
Embodiment 1:
In the present embodiment, in order to keep body structure relatively reliable, it is preferable that on the outer wall of the cabinet 102 It is provided with the groove being arranged in array, rubber mat layer 113, the thickness of the rubber mat layer 113 are respectively arranged in the groove Degree is greater than the depth of the groove.By the way that rubber mat layer is arranged, the body of rod can be avoided under external force, end arrives to cabinet On outer wall, cabinet is caused to damage, meanwhile, the present invention is also provided with groove in cabinet upper surface, in cabinet upper surface and inner walls Between form buffer layer, when by active force in vertical direction, good buffering effect can be played.
In order to guarantee the thermal diffusivity of box house ammeter, in the present embodiment, it is further preferred that in the adjacent groove Between be provided with the ventilation hole of connection 102 inside of cabinet.
Embodiment 2:
The various instrument such as gauge table are typically directly mounted in cabinet by existing ammeter box, and connecting pin is usually exposed Structure is easy someone by connection electric wire and carries out stealing electricity, in order to improve integrally-built preventing fraudulent use of electricity effect, in the present embodiment, The shell 101 is provided with bearing piece 114 on the 103 side inner wall of safety door, and bearing piece is made to be located at cabinet two Side is vertical setting, and bearing piece is made to be located at shell nozzle side, is provided with partition 121 in the bearing piece 114, makes adjacent separator It is set in parallel, keeps the position of partition corresponding with the position of gauge table, be provided with sliding slot 115 in the bearing piece 114, make Sliding slot is arranged along bearing piece length direction, 121 both ends of partition respectively to ipsilateral bending and can be plugged on it is corresponding described in In sliding slot 115, when partition longitudinal movement, under the restriction of sliding slot, partition cannot be mobile to hull outside, in the present embodiment, Make the T-shaped slot of sliding slot, so that partition both ends is distinguished T-shaped structure, so that partition is vertically moved along sliding slot, in the bearing piece The electronic lock 116 for the partition 121 is provided on 114, when the electronic lock 116 is opened described in partition 121 can slide along the sliding slot 115, be fixed using position of the electronic lock to partition, when electronic lock closure, make Partition is fixed on the inside of sliding slot by electronic lock, is provided on the partition 121 corresponding with gauge table screen position Display channel 117, with the gauge table corresponding operating groove 118 in operation key position and corresponding with gauge table card inserting mouth position insert Card slot 119.
It in the present invention, is covered on gauge table using the partition for being provided with display channel, operating groove and card slot, makes to measure The route and connecting terminal of table are covered on the inside of partition, and electronic lock only has work about electric power personnel unlatching, are only being overhauled etc. Electronic lock is opened when operation, and then can be avoided the behavior for carrying out stealing electricity by connection measuring instrument connecting terminal.
In order to avoid non-user or staff open shell, lock can be set on safety door, make to pacify under conventional sense Air cock locking, only by staff and user can opening safety door, while observation electricity consumption situation for convenience, it is preferable that Peep hole 120 corresponding with the screen position of the gauge table is provided on the safety door 103.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (5)

1.一种电能表计量箱防护装置，其特征在于：包括壳体（101），在所述的壳体（101）内设置有用于安装计量表的箱体（102），在所述的壳体（101）一侧端面上铰接有安全门（103），在所述的箱体（102）外壁与所述的壳体（101）内壁之间存在空腔（104），在所述的空腔（104）中部设置有多个等间隔平行排布的立柱（105），每个立柱（105）上均设置有一个通孔，各个立柱（105）上的通孔为等间隔排布，在所述的通孔内分别插接有连杆（106），所述的连杆（106）分别贯穿相应所述的通孔，在所述的连杆（106）靠近所述的箱体（102）一侧设置有圆盘（107），在所述的连杆（106）上套装有高强弹簧（108），所述的高强弹簧（108）一端固定连接在所述的圆盘（107）上，所述的高强弹簧（108）另一端固定连接在所述的立柱（105）上，在所述的连杆（106）远离所述的圆盘（107）一侧端面上设置有压板（109），在所述的压板（109）面向所述的壳体（101）内壁一侧端面上设置有缓冲弹簧（110），在所述的壳体（101）内壁上设置有间隔排布的负压气囊（111），所述的负压气囊（111）与所述的压板（109）交错排布，所述的负压气囊（111）的密封盖位于所述的圆盘（107）一侧，在所述的负压气囊（111）的密封盖上设置有拉环（112），所述的拉环（112）挂接在所述的圆盘（107）侧壁上，所述的高强弹簧（108）处于最大拉伸状态时能够带动所述的拉环（112）使所述的负压气囊（111）的密封盖开启。1. An electric energy meter metering box protection device, characterized in that it comprises a casing (101), a box (102) for installing a meter is arranged in the casing (101), and a casing (102) is arranged in the casing (101). A safety door (103) is hinged on one end face of the body (101), a cavity (104) exists between the outer wall of the box body (102) and the inner wall of the casing (101), and the cavity (104) A plurality of uprights (105) arranged in parallel at equal intervals are arranged in the middle, each upright (105) is provided with a through hole, and the through holes on each upright (105) are arranged at equal intervals, and in all the uprights (105) Connecting rods (106) are respectively inserted into the through holes, the connecting rods (106) respectively pass through the corresponding through holes, and the connecting rods (106) are close to the box body (102) A disc (107) is provided on one side, a high-strength spring (108) is sleeved on the connecting rod (106), and one end of the high-strength spring (108) is fixedly connected to the disc (107), The other end of the high-strength spring (108) is fixedly connected to the column (105), and a pressure plate (109) is provided on the end face of the connecting rod (106) away from the disc (107). , a buffer spring (110) is provided on the end face of the pressure plate (109) facing the inner wall of the casing (101), and a negative pressure is arranged at intervals on the inner wall of the casing (101). The airbag (111), the negative pressure airbag (111) and the pressure plate (109) are alternately arranged, the sealing cover of the negative pressure airbag (111) is located on the side of the disc (107), A pull ring (112) is provided on the sealing cover of the negative pressure airbag (111), the pull ring (112) is hung on the side wall of the disc (107), and the high-strength spring (108) can drive the pull ring (112) to open the sealing cover of the negative pressure airbag (111) when it is in the maximum stretched state. 2.根据权利要求1所述的一种电能表计量箱防护装置，其特征在于：在所述的箱体（102）的外壁上设置有呈阵列排布的凹槽，在所述的凹槽内分别设置有胶垫层（113），所述的胶垫层（113）的厚度大于所述的凹槽的深度。2. The electric energy meter metering box protection device according to claim 1, characterized in that: grooves arranged in an array are provided on the outer wall of the box (102), and grooves are arranged in the grooves. A rubber cushion layer (113) is respectively arranged inside, and the thickness of the rubber cushion layer (113) is greater than the depth of the groove. 3.根据权利要求2所述的一种电能表计量箱防护装置，其特征在于：在相邻所述的凹槽之间设置有连通所述的箱体（102）内侧的通风孔。3 . The electric energy meter metering box protection device according to claim 2 , wherein a ventilation hole communicating with the inner side of the box body ( 102 ) is provided between the adjacent grooves. 4 . 4.根据权利要求1所述的一种电能表计量箱防护装置，其特征在于：在所述的壳体（101）靠近所述的安全门（103）一侧内壁上设置有支块（114），在所述的支块（114）上设置有隔板（121），在所述的支块（114）上设置有滑槽（115），所述的隔板（121）两端分别向同侧弯折并能够插接在相应所述的滑槽（115）内，在所述的支块（114）上设置有用于固定所述的隔板（121）的电子锁（116），所述的电子锁（116）开启时所述的隔板（121）能够沿着所述的滑槽（115）滑动，在所述的隔板（121）上设置有与计量表显示屏位置相对应的显示槽（117）、与计量表操作键位置相对应的操作槽（118）及与计量表插卡口位置相对应的插卡槽（119）。4. The electric energy meter metering box protection device according to claim 1, characterized in that: a support block (114) is provided on the inner wall of one side of the casing (101) close to the safety door (103). , a partition plate (121) is provided on the support block (114), a chute (115) is provided on the support block (114), and the two ends of the partition plate (121) are respectively oriented in the same direction. The side is bent and can be inserted into the corresponding chute (115), the support block (114) is provided with an electronic lock (116) for fixing the partition (121), the When the electronic lock (116) is opened, the partition plate (121) can slide along the chute (115), and the partition plate (121) is provided with a screen corresponding to the position of the meter display screen. A display slot (117), an operation slot (118) corresponding to the position of the operation key of the meter, and a card insertion slot (119) corresponding to the position of the slot of the meter. 5.根据权利要求1所述的一种电能表计量箱防护装置，其特征在于：在所述的安全门（103）上设置有与所述的计量表的显示屏位置相对应的观察孔（120）。5. The protection device for a metering box of an electric energy meter according to claim 1, characterized in that: an observation hole (120) corresponding to the position of the display screen of the meter is provided on the safety door (103). ).
CN201611008367.3A 2016-11-16 2016-11-16 A kind of box of electric energy meter protective device Expired - Fee Related CN106680552B (en)

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Application Number Priority Date Filing Date Title
CN201611008367.3A CN106680552B (en) 2016-11-16 2016-11-16 A kind of box of electric energy meter protective device

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CN106680552B true CN106680552B (en) 2019-06-07

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CN109212290A (en) * 2018-10-31 2019-01-15 安徽柏桦电力科技有限公司 A kind of anti-electricity-theft nonmetallic low-pressure metering box of three-phase list epitope
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CN111965465A (en) * 2020-08-25 2020-11-20 无锡通智浦电子有限公司 Intelligent multi-circuit environment detection device and method
CN112444651A (en) * 2020-12-15 2021-03-05 江苏丽阳电子仪表有限公司 Ammeter case with ground protection structure
CN112904066B (en) * 2021-04-08 2022-09-27 扬州万泰电子科技有限公司 Anti-theft intelligent electric meter
CN114814349B (en) * 2022-05-23 2023-03-24 江苏苏源杰瑞科技有限公司 Three-phase intelligent electric energy meter with dustproof heat dissipation function

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