CN202770466U - Automatic spring fastener used for measuring instrument box - Google Patents
Automatic spring fastener used for measuring instrument box Download PDFInfo
- Publication number
- CN202770466U CN202770466U CN 201220368241 CN201220368241U CN202770466U CN 202770466 U CN202770466 U CN 202770466U CN 201220368241 CN201220368241 CN 201220368241 CN 201220368241 U CN201220368241 U CN 201220368241U CN 202770466 U CN202770466 U CN 202770466U
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- China
- Prior art keywords
- fastener
- slot
- spring
- bar
- straight
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Abstract
The utility model relates to a measure technology field, and specially relates to an automatic spring fastener used for a measuring instrument box. The specific scheme is provided as following: the spring fastener comprises a straight rod fastener and a slot fastener; two sides of the straight rod fastener and two sides of the slot fastener are provided with bayonets correspondingly matched to the measuring instrument box; the straight rod fastener comprises a cuboid fastener block and two guiding straight rods below the cuboid fastener block, and the tail end of each guiding straight rod is provided with a block tooth directed outwards and a groove locking port at the inner side; and the slot fastener possesses two slots corresponding to the guiding straight rod, two sides of the slot fastener possess two buttons and locking port assemblies arranged in the slot fasteners, each locking port assembly is extended to the inner side of the corresponding slot, and each locking port assembly is encircled by a spring assembly and is corresponding to the groove locking port of the corresponding guiding straight rod. The automatic spring fastener provides the advantages as following: the fastener structure is supported by the spring assembly, the locking performance is excellent, the automatic spring fastener is wear resistant, usage is convenient, installation is fast, and the replaceability is high.
Description
Technical field
The utility model relates to field of measuring technique, is specifically related to a kind of auto spring fastener for the surveying instrument case.
Background technology
Our the most frequently used instrument container all is some simple plastic buckles at present.For example the TCR802power total powerstation is simple and easy to use, and cost is also very cheap.Grown service time, the non-constant of the wearing quality of this instrument container fastener, and fastener easily comes off and damages, and the fastener that damages can't be changed.Because field operation in-site measurement situation is complicated, it is improper that instrument container is placed, and runs into some and stumble fastener is damaged, and the most important thing is to cause breaking of instrument.Therefore those skilled in the art to be badly in need of a kind of locking property good, firm solid fastener.
The utility model content
The purpose of this utility model is according to above-mentioned the deficiencies in the prior art part, a kind of auto spring fastener for the surveying instrument case is provided, so that the fore shaft assembly can lock at the groove fore shaft free-extension of guiding straight-bar inboard, reach the goal of the invention of locking surveying instrument case by winding spring fastener on the fore shaft assembly.
Realization of the present utility model is finished by following technical scheme:
A kind of auto spring fastener for the surveying instrument case, it is characterized in that described spring member is comprised of straight-bar fastener and slot fastener, described straight-bar fastener possesses a fastener piece, and two guiding straight-bars are set below described fastener piece, and the terminal inboard of described guiding straight-bar offers the groove fore shaft; Described slot fastener has and described two two slots that the guiding straight-bar is corresponding, be respectively arranged with two buttons in the both sides of described slot fastener, and section is provided with the fore shaft assembly that extends to described slot inboard within it, and described fore shaft assembly is corresponding with the groove fore shaft of described guiding straight-bar around the while by spring assembly.
The both sides of described straight-bar fastener and slot fastener all have bayonet socket, in order to the corresponding matching of described surveying instrument case.
Described fastener piece is rectangular parallelepiped.
Described guiding straight-bar end has the latch towards the outside.
Described spring assembly is respectively spring fastener and little spring fastener, and described spring fastener is surrounded on the fore shaft assembly of slot fastener inside, and described little spring fastener is surrounded on the fore shaft assembly that expose described slot inside.
Anchored end is equipped with in described straight-bar fastener top.
Anchored end is equipped with at the described slot fastener back side.
The utility model has the advantages that
:Fastener is installed in the groove, and running into that some stumble not can be easily with its damage, locked by clamp button of the spring, is not easy the situation that occurs ejecting; Just in case fastener damages, fastener is provided with bayonet socket, can change at any time the fastener of damage; Easy to use, quick for installation.
Description of drawings
Fig. 1 is the groove location schematic diagram of the utility model on the surveying instrument case;
Fig. 2 is that the auto spring fastener of the utility model on the surveying instrument case settled schematic diagram;
Fig. 3 is the utility model auto spring fastener planimetric map;
Fig. 4 is auto spring fastener skeleton view of the present utility model;
Fig. 5 is finished figure of the present utility model.
Embodiment
The utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Shown in Fig. 1-5, mark 1-15 is respectively among the figure: upper groove 1, upper latch notch groove 2, low groove 3, lower bayonet slot 4, straight-bar fastener 5, slot fastener 6, upper latch notch 7, latch 8, spring fastener 9, little spring fastener 10, slot 11, button 12, fore shaft 13, fore shaft assembly 14, upper anchored end 15, lower bayonet socket 16, instrument container 17 and guiding straight-bar 18, lower anchored end 19.
Embodiment: shown in Fig. 1,2,5, the utility model relates to field of measuring technique, is specifically related to a kind of auto spring fastener for the surveying instrument case.The upper instrument container of instrument container 17 covers and offers upper groove 1, offers upper latch notch groove 2 on the dual-side of upper groove 1, straight-bar fastener 5 is inserted be mounted to upper groove 1 place and spacing to it with upper latch notch groove 2; The lower instrument container of instrument container 17 covers and offers low groove 3, offers equally draw-in groove 4 on the dual-side of low groove 3, slot fastener 6 is inserted be mounted in the low groove 3 and spacing to it with lower bayonet slot 4.
Shown in Fig. 3,4,5, the both sides of straight-bar fastener 5 and slot fastener 6 have respectively upper latch notch 7 and lower bayonet socket 16, upper latch notch groove 2 corresponding matching of upper latch notch 7 and instrument container 17, lower bayonet slot 4 corresponding matching of lower bayonet socket 16 and instrument container 17, if can be easy to when fastener is damaged replace, respectively straight-bar fastener 5 and slot fastener 6 closely are fixed together with instrument container 17 by anchored end 15 and anchored end 19 simultaneously.The outside that straight-bar fastener 5 belows have 18, two guiding of two guiding straight-bars straight-bar, 18 ends all has latch 8, and the inboard all has fore shaft 13.Slot fastener 6 is rectangular parallelepiped, upper plane is installed with two holes, slot 11 as correspondence guiding straight-bar 18, slot fastener 6 has button 12 with respect to the both sides of instrument container 17 directions, the fore shaft assembly 14 that is communicated with slot fastener 6 inside, the other end of fore shaft assembly 14 extends to the inboard of slot 11, matches corresponding with fore shaft 13 in the straight-bar fastener 5.Spring fastener 9 is surrounded on fore shaft assembly 14 parts of slot fastener 6 inside, little spring fastener 10 is surrounded on fore shaft assembly 14 parts of exposing in the slot 11, the purpose that spring is set at fore shaft assembly 14 is to make it to obtain screen resilience, when release button 12, fore shaft assembly 14 can stretch into fore shaft 13 inner lockings.
Be illustrated in figure 5 as the finished figure of the utility model on instrument container 17, at first pin in use button 12, fore shaft assembly 14 meeting retraction slot fasteners 6 inboards of in slot 11, exposing, the straight-bar 18 that will lead subsequently inserts in the slot 11, thereafter button 12 is unclamped, under the effect of recoil of spring power, fore shaft assembly 14 springs back in the slot 11, exposed portions serve is inserted in the fore shaft 13, so far reaches the effect of locking.Open instrument container 17 such as need, pin button 12, fore shaft assembly 14 withdraws from fore shaft 13, and straight-bar fastener 5 can skid off from slot fastener 6.
Fastener wearing quality in the present embodiment instrument container is good, and do not have obscission and occur, and also easy to use, quick for installation.Fastener is installed in the groove, improper even instrument container is placed, run into some instrument container fasteners of stumbling not fragile, even if also can replace easily when being damaged.Locked by clamp button of the spring, be not easy the situation that occurs ejecting.
Claims (7)
1. auto spring fastener that is used for the surveying instrument case, it is characterized in that described spring member is comprised of straight-bar fastener and slot fastener, described straight-bar fastener possesses a fastener piece, two guiding straight-bars are set below described fastener piece, and the terminal inboard of described guiding straight-bar offers the groove fore shaft; Described slot fastener has and described two two slots that the guiding straight-bar is corresponding, be respectively arranged with two buttons in the both sides of described slot fastener, and section is provided with the fore shaft assembly that extends to described slot inboard within it, and described fore shaft assembly is corresponding with the groove fore shaft of described guiding straight-bar around the while by spring assembly.
2. a kind of auto spring fastener for the surveying instrument case according to claim 1 is characterized in that the both sides of described straight-bar fastener and slot fastener all have bayonet socket, in order to the corresponding matching of described surveying instrument case.
3. a kind of auto spring fastener for the surveying instrument case according to claim 1 is characterized in that described fastener piece is rectangular parallelepiped.
4. a kind of auto spring fastener for the surveying instrument case according to claim 1 is characterized in that described guiding straight-bar end has the latch towards the outside.
5. a kind of auto spring fastener for the surveying instrument case according to claim 1, it is characterized in that described spring assembly is respectively spring fastener and little spring fastener, described spring fastener is surrounded on the fore shaft assembly of slot fastener inside, and described little spring fastener is surrounded on the fore shaft assembly that expose described slot inside.
6. a kind of auto spring fastener for the surveying instrument case according to claim 1 is characterized in that above the described straight-bar fastener anchored end being housed.
7. a kind of auto spring fastener for the surveying instrument case according to claim 1 is characterized in that the described slot fastener back side is equipped with anchored end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220368241 CN202770466U (en) | 2012-07-28 | 2012-07-28 | Automatic spring fastener used for measuring instrument box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220368241 CN202770466U (en) | 2012-07-28 | 2012-07-28 | Automatic spring fastener used for measuring instrument box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202770466U true CN202770466U (en) | 2013-03-06 |
Family
ID=47777032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220368241 Expired - Lifetime CN202770466U (en) | 2012-07-28 | 2012-07-28 | Automatic spring fastener used for measuring instrument box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202770466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922043A (en) * | 2014-05-04 | 2014-07-16 | 苏州博讯仪器有限公司 | Portable instrument box |
-
2012
- 2012-07-28 CN CN 201220368241 patent/CN202770466U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922043A (en) * | 2014-05-04 | 2014-07-16 | 苏州博讯仪器有限公司 | Portable instrument box |
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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: 20130306 |
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| CX01 | Expiry of patent term |