CN204906910U - Ammeter watchcase of area couple - Google Patents
Ammeter watchcase of area couple Download PDFInfo
- Publication number
- CN204906910U CN204906910U CN201520625075.9U CN201520625075U CN204906910U CN 204906910 U CN204906910 U CN 204906910U CN 201520625075 U CN201520625075 U CN 201520625075U CN 204906910 U CN204906910 U CN 204906910U
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- slot
- hook
- hole
- spacing
- spacing guide
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Abstract
The utility model discloses an ammeter watchcase of area couple belongs to ammeter accessory technical field, aims at providing the ammeter watchcase that a back was provided with convenient movable couple, its concrete technical scheme as follows: this ammeter watchcase is including square casing, has seted up the T -slot at the casing back the both sides of T -slot bottom have formed the step groove, sliding connection has a couple in the T -slot, still including a spacing guide block, sets up the tank bottom of T -slot is and be located two step grooves between it has two at least lugs to take shape on the spacing guide block, the lug with spacing guide block surface is formed with the arc draw -in groove, the lug with spacing guide block surface is formed with the arc draw -in groove to wherein an arbitrary lug can be pressed downwards, spacing hole has been offered on the couple, spacing hole has been offered on the couple, spacing hole can be in by the joint in the arc draw -in groove.
Description
Technical field
The utility model relates to ammeter accessory technical field, particularly relates to a kind of electricity meter shell with hook.
Background technology
The indispensable accessory of electricity meter shell on ammeter, by adopting flame retardant plastics such as ABS plastic to make, being conveniently suspended on wall by ammeter, being usually provided with a hook at the back side of electricity meter shell.Such as, in prior art, be the photo disclosing the conventional electricity meter shell back side in the Chinese design patent of 201230642697.4 in the patent No., the metal parts in figure is hook.Be disclose the common fixed structure of hook in the Chinese utility model patent of 200920135808.5 in addition in the patent No., in that patent, electric meter hook is strip elastic sheet, and there is hanging hole on its top, and there is interior protuberance its bottom; Electric meter hook is connected in the groove on ammeter back cover; The sidewall of groove is provided with the blocking part blocking electric meter hook long side; First step and the second step of wedge shape is provided with in groove; Second step comprises two wedge shape boss side by side; Interior protuberance is kept out on first step, or described interior protuberance is kept out on second step.
Electric meter hook in above-mentioned patent, although do not needed to relend the back side that securing members such as helping screw is fixed in watchcase, and it also can slide in the groove being opened in the watchcase back side, but owing to receiving the restriction of first step, second step and wedge shape boss, it can not slide easily in a groove very much, need first hook to be opened from wedge shape boss by instruments such as screwdrivers, and then make it slide into desired position in a groove, then by its pressing location.This sliding type needs to be undertaken by instrument on the one hand, cumbersome, on the other hand, it is that the elasticity that make use of hook itself plays pressure, after Long-Time Service, easily makes to link up with stress fatigue, produce elastic force to decline situation about even losing efficacy, shorten the useful life of hook.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of back side to be provided with the electricity meter shell of convenient movable hook.
For achieving the above object, the utility model provides following technical scheme: a kind of electricity meter shell with hook, include square casing, described housing is made up of flame-proof ABS plastics, an installing hole is all offered at four diagonal positions of described back side of shell, fixed screw is equipped with in described installing hole, also T-slot is offered at described back side of shell, described T-slot by the upper surface of housing to downward-extension, the notch of this T-slot is opened in the back side of described housing, and the slot bottom width of described T-slot is greater than the width of described notch, according to the stand out of described bottom land and notch, both sides bottom described T-slot define step groove,
A hook is slidably connected in described T-slot, described hook is made by being with flexible metal spring leaf, the both sides of described hook are limited in described step groove respectively, and described T-slot offers the opening that can hold described hook and put on the upper surface of described housing;
Also include a spacing guide pad, be arranged on the bottom land of described T-slot, and between described two step grooves, described spacing guide pad is formed with at least two projections, described projection and described spacing guide pad surface are formed with arc-shaped slot, and wherein any one projection can press downwards;
Described hook offers spacing hole, and described spacing hole can be connected in described arc-shaped slot.
As improvement of the present utility model, described spacing guide pad offers blind hole at the described underbump that can press downwards, in described blind hole, be provided with spring, described spring one end is fixed at the bottom of hole, and the other end is bearing in the described underbump that can press downwards.
As preferably of the present utility model, described hook offers lift hole.
By arranging this lift hole, more convenient user draws hook or moveable hook with portable.
As concrete technical scheme of the present utility model, described watchcase is also provided with block in the notch both sides of described T-slot.
By arranging block, can prevent hook from launching away after surprisingly coming off out from T-slot, playing a protective role.
Compared with prior art, the utility model has the advantage of: by arranging at least one projection that can press on spacing guide pad downwards, when needs will link up with sliding position, downward pressing projection, it is highly declined, thus the restriction relieved hook, hook can be free to slide in chute; After hook slides into assigned address, projection can pop up under the elastic-restoring force effect of bottom spring, thus carries out spacing to hook again.
Accompanying drawing explanation
Fig. 1 is electricity meter shell common in prior art and hook schematic diagram;
Fig. 2 is the front view of electricity meter shell in the utility model embodiment;
Fig. 3 is the end view of middle electricity meter shell embodiment illustrated in fig. 2;
Fig. 4 is the cutaway view of spacing guide pad in the utility model embodiment.
Embodiment
Be described further with reference to the embodiment of Fig. 1-Fig. 4 to the electricity meter shell with hook in the utility model.
As shown in Figure 1-Figure 3, the present embodiment is a kind of electricity meter shell with hook, include square casing 1, here also housing can be arranged to other shapes, but in actual applications, because ammeter industry has its fixing national standard, as dimensions etc., therefore be designed to square with reference to national standard in the present embodiment.
Described housing is made up of flame-proof ABS plastics, when leaking electricity or the unsafe condition such as line short, overload occurs, can effectively stop the hidden danger of breaking out of fire.
An installing hole 11 is all offered at four diagonal positions of described back side of shell; fixed screw 2 is equipped with in described installing hole; in order to prevent external staff from arbitrarily opening electric meter case, usually after fixed screw is screwed into installing hole 11, lead sealing can be covered at the opening part of installing hole.
T-slot 3 is also offered at described back side of shell, described T-slot by the upper surface of housing to downward-extension, the notch of this T-slot is opened in the back side of described housing, and the slot bottom width of described T-slot is greater than the width of described notch, according to the stand out of described bottom land and notch, the both sides bottom described T-slot define two square step grooves 31;
A hook 4 is slidably connected in described T-slot, described T-slot offers the opening 32 that can hold described hook and put on the upper surface of described housing, described hook is made by being with flexible metal spring leaf, the both sides of described hook are flat, extend in step groove 31 respectively, the size of its size and step groove close to but mutually leave certain gap, thus while guaranteeing that the both sides linked up with are not easy to come off out from step groove, can also ensure that hook can slide in described T-slot 3.
In addition, described electricity meter shell also includes a spacing guide pad 5, be arranged on the bottom land of described T-slot, and do not extend in above-mentioned step groove between described two step grooves, described spacing guide pad is formed with at least two projections 51, described projection and described spacing guide pad surface are formed with arc-shaped slot (not shown), and one of them projection or whole projections can press downwards, described hook offers some spacing holes 6, and described spacing hole can be connected in described arc-shaped slot; Described hook also offers installing hole.Particularly, described spacing guide pad offers blind hole 7 at the described underbump that can press downwards, is provided with spring 71 in described blind hole, and described spring one end is fixed at the bottom of hole, the other end is bearing in the described underbump that can press downwards, like this, when hook moves by needs, press projection downwards with finger, and then Compress Spring, the height of projection is declined, until lower than the bottommost of spacing hole, thus spacing to hook of contact; In the process of sliding, the restoring force that projection can be subject to spring pops up, but now cannot rebound due to the extruding linked up with original height at the top of projection, until hook slides into assigned address and projection and another spacing hole when being positioned at same perpendicular, now the top of projection is not restricted and freely pops up, thus carries out spacing to hook again.
Pulling hook for the convenience of the users or being mentioned by hook is installed on wall, and described hook offers lift hole 8.
In addition, in order to prevent hook from completely coming off out from T-slot, described watchcase is also provided with block 9 in the notch both sides of described T-slot.
The above makes preferred implementation of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection range of the present utility model.
Claims (4)
1. the electricity meter shell with hook, includes square casing, and described housing is made up of flame-proof ABS plastics, all offers an installing hole, be equipped with fixed screw, it is characterized in that in described installing hole at four diagonal positions of described back side of shell:
Also T-slot is offered at described back side of shell, described T-slot by the upper surface of housing to downward-extension, the notch of this T-slot is opened in the back side of described housing, and the slot bottom width of described T-slot is greater than the width of described notch, according to the stand out of described bottom land and notch, the both sides bottom described T-slot define step groove;
A hook is slidably connected in described T-slot, described hook is made by being with flexible metal spring leaf, the both sides of described hook are limited in described step groove respectively, and described T-slot offers the opening that can hold described hook and put on the upper surface of described housing;
Also include a spacing guide pad, be arranged on the bottom land of described T-slot, and between described two step grooves, described spacing guide pad is formed with at least two projections, described projection and described spacing guide pad surface are formed with arc-shaped slot, and wherein any one projection can press downwards;
Described hook offers spacing hole, and described spacing hole can be connected in described arc-shaped slot.
2. electricity meter shell according to claim 1, it is characterized in that: described spacing guide pad offers blind hole at the described underbump that can press downwards, spring is provided with in described blind hole, described spring one end is fixed at the bottom of hole, and the other end is bearing in the described underbump that can press downwards.
3. electricity meter shell according to claim 1, is characterized in that: on described hook, offer lift hole.
4. the electricity meter shell according to claim 1-3 any one, is characterized in that: described watchcase is also provided with block in the notch both sides of described T-slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520625075.9U CN204906910U (en) | 2015-08-19 | 2015-08-19 | Ammeter watchcase of area couple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520625075.9U CN204906910U (en) | 2015-08-19 | 2015-08-19 | Ammeter watchcase of area couple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204906910U true CN204906910U (en) | 2015-12-23 |
Family
ID=54929046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520625075.9U Active CN204906910U (en) | 2015-08-19 | 2015-08-19 | Ammeter watchcase of area couple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204906910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834796A (en) * | 2021-03-23 | 2021-05-25 | 南方电网科学研究院有限责任公司 | Electric energy meter capable of preventing strong magnetic interference |
-
2015
- 2015-08-19 CN CN201520625075.9U patent/CN204906910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834796A (en) * | 2021-03-23 | 2021-05-25 | 南方电网科学研究院有限责任公司 | Electric energy meter capable of preventing strong magnetic interference |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |