CN203163758U - Connection structure of meter protection box body and cover - Google Patents
Connection structure of meter protection box body and cover Download PDFInfo
- Publication number
- CN203163758U CN203163758U CN 201320068881 CN201320068881U CN203163758U CN 203163758 U CN203163758 U CN 203163758U CN 201320068881 CN201320068881 CN 201320068881 CN 201320068881 U CN201320068881 U CN 201320068881U CN 203163758 U CN203163758 U CN 203163758U
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- pin
- axis hole
- length
- compression spring
- groove
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Abstract
The utility model discloses a connection structure of a meter protection box body and a cover. The connection structure comprises a box body, wherein the box body is provided with an opening corresponding to a meter position or a switch position; an operation cover matched with the opening is arranged at the opening, one side of the upper end of the opening is provided with a first groove, and the other side of the upper end of the opening is provided with a second groove; one side of the upper end of the operation cover is provided with a first shaft hole, and the other side of the upper end of the operation cover is provided with a second shaft hole; one end of a first pin is cooperatively insert in the first shaft hole, and the other end of the first pin is cooperatively hinged in the first groove; one end of a second pin is cooperatively insert in the second shaft hole, and the other end of the second pin is cooperatively hinged in the second groove; and at least on the portion between the end part of the first pin and the bottom part of the first shaft hole, or between the end part of the second pin and the bottom part of the second shaft hole is provided with a compression spring. The main purpose of the utility model is to provide the connection structure of the meter protection box body and the cover having the advantages of simple fitting, convenient and reliable assembly, and low part cost in assembly.
Description
Technical field
The utility model relates to a kind of casing and the syndeton of operating lid, relates in particular to a kind of gauging table protection casing and the syndeton of operating lid.
Background technology
At present, in protection such as some ammeters, water meter or the gas meter box casing, in order to look into other operations such as number, maintenance, special with epi-position or place, position of the switch design one opening, handled easily.But in order to make various components and parts in the protection casing, casing palpus waterproof and dustproof, anti-aging design at this moment must be at an operation of this opening part design lids.Conventional design is in an operation lid bottom rotating shaft customized now, makes the knurled segment biconditional operation lid through hole section close-fitting of rotating shaft.Accessory cost height during this kind design and assembly, the assembling trouble, rotating shaft is easily fallen.
Summary of the invention
The utility model is accessory cost height in order to overcome in the prior art operation lid and to assemble with box body connecting structure; the assembling trouble, the deficiency that rotating shaft is easily fallen provides a kind of assembling simple; easy to assembly reliable, the gauging table protection casing that the accessory cost is low during assembling and the syndeton of operation lid.
To achieve these goals, the utility model is by the following technical solutions:
A kind of gauging table protection casing of the present utility model and the syndeton of operating lid; comprise casing; described casing is provided with opening corresponding to epi-position or place, the position of the switch; opening part is provided with the operation lid that matches with opening; upper end one side of described opening is provided with first groove; the upper end opposite side of opening is provided with second groove; described operation lid upper end one side is provided with first axis hole; operation lid upper end opposite side is provided with second axis hole; first pin, one end inserts and is engaged in described first axis hole; the first pin other end is hinged to be engaged in first groove; second pin, one end inserts and is engaged in described second axis hole; the second pin other end is hinged to be engaged in second groove, is being provided with a compression spring between the first pin end and first axis hole bottom or between the second pin end and second axis hole bottom at least.Be articulated in respectively in first groove, second groove by first pin, second pin, make that the operation lid can movable being fixed on the casing, the accessory cost is low during reliable assembling simultaneously easy to assembly.Can be that the length of described first pin is greater than the length of first axis hole, first axis hole and first pin adopt wringing fit, the length of second pin is less than the length of second axis hole, the compression spring is arranged between the second pin end and second axis hole bottom, second shaft hole diameter is bigger than compression spring and the second pin external diameter, and second axis hole and second pin adopt clearance fit.Also can be that the length of described second pin is greater than the length of second axis hole, second axis hole and second pin adopt wringing fit, the length of described first pin is less than the length of first axis hole, the compression spring is arranged between the first pin end and first axis hole bottom, first shaft hole diameter is bigger than compression spring and the first pin external diameter, and first axis hole and first pin adopt clearance fit.Can also be that the compression spring is arranged at the second pin end and second axis hole bottom respectively, between the first pin end and first axis hole bottom, the length of second pin is less than the length of second axis hole, second shaft hole diameter is bigger than compression spring and the second pin external diameter, second axis hole and second pin adopt clearance fit, the length of first pin is less than the length of first axis hole, and first shaft hole diameter is bigger than compression spring and the first pin external diameter, and first axis hole and first pin adopt clearance fit.
As preferably, the length of described first pin is greater than the length of first axis hole, first axis hole and first pin adopt wringing fit, the length of described second pin is less than the length of second axis hole, described compression spring is arranged between the second pin end and second axis hole bottom, second shaft hole diameter is bigger than compression spring and the second pin external diameter, clearance fit between second axis hole and second pin.To operate lid upper end second axis hole when mounted earlier and put into a compression spring earlier, second pin, one end is put into the second axis hole inside, second pin is inserted in second groove, again first pin, one end is put into the first axis hole inside earlier, press second pin this moment, by compressing the compression spring that second pin compresses second axis hole, the other end of first pin in first axis hole has enough spaces to insert in the casing corresponding recesses, because the elastic force of compression spring can be stuck in first pin, second pin in first groove, second groove.
As preferably, the length of described second pin is greater than the length of second axis hole, second axis hole and second pin adopt wringing fit, the length of described first pin is less than the length of first axis hole, described compression spring is arranged between the first pin end and first axis hole bottom, first shaft hole diameter is bigger than compression spring and the first pin external diameter, clearance fit between first axis hole and first pin.To operate lid upper end first axis hole when mounted earlier and put into a compression spring earlier, first pin, one end is put into the first axis hole inside, first pin is inserted in first groove, again second pin, one end is put into the second axis hole inside earlier, press first pin this moment, by compressing the compression spring that first pin compresses first axis hole, the other end of second pin in second axis hole has enough spaces to insert in the casing corresponding recesses, because the elastic force of compression spring can be stuck in first pin, second pin in first groove, second groove.
As preferably, described operation lid lower end is provided with the pulling part.Operation lid lower end is provided with the pulling part and is convenient to just can promote the pulling part gauging table being protected the instrument in the casing to carry out dismounting or maintenance, and the opening operation lid carries out dismounting or maintenance.
As preferably, the junction of described operation lid and opening is provided be used to the block body that blocks first pin, second pin.Block body can block first pin, second pin, and first pin, second pin just can not drop out.
Therefore, the utlity model has following beneficial effect: assembling is simple, and easy to assembly reliable, the accessory cost is low during assembling.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model operation cap structure synoptic diagram;
Fig. 3 is body structure synoptic diagram of the present utility model;
Fig. 4 is the enlarged drawing of A among Fig. 3.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Embodiment 1: a kind of gauging table is protected casing and the syndeton of operating lid as shown in Figure 1; comprise casing 1; casing 1 is provided with opening corresponding to epi-position or place, the position of the switch; opening part is provided with the operation lid 2 that matches with opening; upper end one side of opening is provided with first groove; the upper end opposite side of opening is provided with second groove, and operation lid 2 upper ends one side is provided with first axis hole 31, and operation lid 2 upper end opposite sides are provided with second axis hole 32.The length of first pin 41 is greater than the length of first axis hole 31, and first axis hole 31 and first pin 41 adopt wringing fit, and first pin, 41 1 ends insert and are engaged in first axis hole 31 hinged being engaged in first groove of first pin, 41 other ends.The length of second pin 42 is less than the length of second axis hole 32, be provided with a compression spring 5 between second pin, 42 ends and second axis hole, 32 bottoms, second axis hole, 32 internal diameters are bigger than compression spring 5 and second pin, 42 external diameters, and second axis hole 32 and second pin 42 adopt clearance fit.Second pin, 42 1 ends insert and are engaged in second axis hole 32 hinged being engaged in second groove of second pin, 42 other ends.Operation lid 2 and casing 1 are to adopt the manufacturing of high strength moulding compound, and anticorrosive and ageing-resistant ability is strong.Operation lid 2 front portions are provided with pulling part 21 and are convenient to just can promote pulling part 21 gauging table being protected the instrument in the casing to carry out dismounting or maintenance, and opening operation lid 2 carries out dismounting or maintenance.
When mounted: as Fig. 1, shown in Figure 2, to operate lid 2 upper ends second axis hole 32 earlier and put into a compression spring 5 earlier, second pin, 42 1 ends are put into second axis hole, 32 inside, second pin, 42 other ends are inserted in second groove, again first pin, 41 1 ends are put into first axis hole, 31 inside earlier, press second pin 42 this moment, by compressing the compression spring 5 that second pin 42 compresses second axis hole 32, the other end of first pin 41 in first axis hole 31 has enough spaces to insert in first groove, because the elastic force of compression spring 5 can be with first pin 41, second pin 42 is stuck in first groove, in second groove.Again block body 6 is installed on the casing 1.
Embodiment 2: as shown in Figure 1 and Figure 2, the length of second pin 42 is greater than the length of second axis hole 32, second axis hole 32 and second pin 42 adopt wringing fit, the length of first pin 41 is less than the length of first axis hole 31, compression spring 5 is arranged between first pin, 41 ends and first axis hole, 31 bottoms, first axis hole, 31 internal diameters are bigger than compression spring 5 and first pin, 41 external diameters, clearance fit between first axis hole 31 and first pin 41.To operate lid 2 upper ends first axis hole 31 when mounted earlier and put into a compression spring 5 earlier, first pin, 41 1 ends are put into first axis hole, 31 inside, first pin 41 is inserted in first groove, again second pin, 42 1 ends are put into second axis hole, 32 inside earlier, press first pin 41 this moment, by compressing the compression spring 5 that first pin 41 compresses first axis hole 31, the other end of second pin 42 in second axis hole 32 has enough spaces to insert in casing 1 corresponding recesses, because the elastic force of compression spring 5 can be with first pin 41, second pin 42 is stuck in first groove, in second groove.
Embodiment 3: as shown in Figure 1 and Figure 2, be provided with a compression compression spring 5 between second pin, 42 ends and second axis hole, 32 bottoms, the length of second pin 42 is less than the length of second axis hole 32, second axis hole, 32 internal diameters are bigger than compression spring 5 and second pin, 42 external diameters, and second axis hole 32 and second pin 42 adopt clearance fit.Be provided with a compression spring 5 between first pin, 41 ends and first axis hole, 31 bottoms, the length of first pin 41 is less than the length of first axis hole 31, first axis hole, 31 internal diameters are bigger than compression spring 5 and first pin, 41 external diameters, and first axis hole 31 and first pin 41 adopt clearance fit.To operate lid 2 upper ends second axis hole 32 when mounted earlier and put into a compression spring 5 earlier, second pin, 42 1 ends will be put into second axis hole, 32 inside, second pin, 42 other ends will be inserted in second groove.First axis hole 31 is put into a compression spring 5 first pins 41 1 ends earlier and is put into first axis hole, 31 inner second pins 42 of pressing at this moment earlier, by compressing the compression spring 5 that second pin 42 compresses second axis hole 32, the other end of first pin 41 in first axis hole 31 has enough spaces to insert in first groove, because the elastic force of compression spring 5 can be stuck in first pin 41, second pin 42 in first groove, second groove.Other parts are identical with embodiment 1.
Claims (5)
1. the syndeton of gauging table protection casing and lid; comprise casing; described casing is provided with opening corresponding to epi-position or place, the position of the switch; opening part is provided with the operation lid that matches with opening; it is characterized in that: upper end one side of described opening is provided with first groove; the upper end opposite side of opening is provided with second groove; described operation lid upper end one side is provided with first axis hole; operation lid upper end opposite side is provided with second axis hole; first pin, one end inserts and is engaged in described first axis hole; the first pin other end is hinged to be engaged in first groove; second pin, one end inserts and is engaged in described second axis hole; the second pin other end is hinged to be engaged in second groove, is being provided with a compression spring between the first pin end and first axis hole bottom or between the second pin end and second axis hole bottom at least.
2. a kind of gauging table according to claim 1 is protected the syndeton of casing and lid; it is characterized in that: the length of described first pin is greater than the length of first axis hole; first axis hole and first pin adopt wringing fit; the length of described second pin is less than the length of second axis hole; described compression spring is arranged between the second pin end and second axis hole bottom; second shaft hole diameter is bigger than compression spring and the second pin external diameter, clearance fit between second axis hole and second pin.
3. a kind of gauging table according to claim 1 is protected the syndeton of casing and lid; it is characterized in that: the length of described second pin is greater than the length of second axis hole; second axis hole and second pin adopt wringing fit; the length of described first pin is less than the length of first axis hole; described compression spring is arranged between the first pin end and first axis hole bottom; first shaft hole diameter is bigger than compression spring and the first pin external diameter, clearance fit between first axis hole and first pin.
4. according to the syndeton of claim 1 or 2 or 3 described a kind of gauging table protection casings and lid, it is characterized in that: described operation lid lower end is provided with the pulling part.
5. according to the syndeton of claim 1 or 2 or 3 described a kind of gauging table protection casings and lid, it is characterized in that: the junction of described operation lid and opening is provided be used to the block body that blocks first pin, second pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068881 CN203163758U (en) | 2013-02-06 | 2013-02-06 | Connection structure of meter protection box body and cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068881 CN203163758U (en) | 2013-02-06 | 2013-02-06 | Connection structure of meter protection box body and cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203163758U true CN203163758U (en) | 2013-08-28 |
Family
ID=49024936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320068881 Expired - Lifetime CN203163758U (en) | 2013-02-06 | 2013-02-06 | Connection structure of meter protection box body and cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203163758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481898A (en) * | 2021-08-22 | 2021-10-08 | 吴健 | Warning sign installation device for road and use method thereof |
-
2013
- 2013-02-06 CN CN 201320068881 patent/CN203163758U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481898A (en) * | 2021-08-22 | 2021-10-08 | 吴健 | Warning sign installation device for road and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
|
| CX01 | Expiry of patent term |