CN201837455U

CN201837455U - Measuring device with sliding covers

Info

Publication number: CN201837455U
Application number: CN2010205126978U
Authority: CN
Inventors: 王悦; 王铁军; 李维森
Original assignee: Rigol Technologies Inc
Current assignee: SUZHOU RIGOL PRECISION ELECTRIC TECHNOLOGIES CO., LTD.
Priority date: 2010-09-01
Filing date: 2010-09-01
Publication date: 2011-05-18
Anticipated expiration: 2020-09-01

Abstract

The utility model provides a measuring device with sliding covers, which comprises a shell (101) and a visible window (102) on the shell, wherein two pairs of first sliding rails (105) and second sliding rails (106), which are arranged in parallel, are arranged along two side edges of the visible window (102) on the shell (101). The measuring device further comprises double layers of sliding covers which are respectively hooked with the first sliding cover (103) and the second sliding cover (104), wherein the first sliding cover (103) is hooked on the first sliding rails (105) and slides along the first sliding rails (105), the second sliding cover (104) is hooked on the second sliding rails (106) and slides along the second sliding rails (106), and structures which are mutually hooked and connected with each other are arranged between the first sliding cover (103) and the second sliding cover (104). The measuring device is not only smaller in volume, but also good in sealing property so as to better guarantee the accuracy of test results.

Description

A kind of measurement mechanism with slip lid

Technical field

The utility model relates to the slip lid that is used for surveying instrument, particularly a kind of measurement mechanism with slip lid.

Background technology

At present; many surveying instruments are for the convenience of regular job; usually can on the housing of instrument, be provided with a visual window; and mobilizable slip lid is set on visual windows; be used for when needs are arranged, opening the information of slip lid observation instrument inside or carrying out certain operations, unwanted the time, slip lid closed.For example, in spectrophotometer, be provided with the sample chamber, just need on the housing of instrument, be provided with one can the observing samples chamber window, and on window, be provided with one can be movable cover plate, the operator can put sample into sample chamber at measurement beginning front opening slip lid, close slip lid then and begin test, slip lid can stop that extraneous parasitic light incides instrument internal, avoids the influence of light leak to measuring process.

In the prior art, the slip lid that spectrophotometer adopts usually is plug-type, two sides of the visual windows of Instrument shell are provided with the slide rail that is used to slide, on slip lid, be provided with the handle that is used for push-and-pull, slip lid is installed on the slide rail, in the time of closed condition, slip lid covers whole visual windows, when the operator need open slip lid, by the hand propelled slip lid, slip lid is slided along slide rail, and finally all slide into the slip lid storeroom in the housing, at this moment can carry out the situation of observation instrument inside or carry out certain operations by visual windows.

This plug-type slip lid of the prior art need be provided with a storeroom that is used to place slip lid in instrument internal, if slip lid is bigger, so just requires storeroom also bigger, will take very big instrument space, increases the volume of instrument.

Summary of the invention

Fundamental purpose of the present utility model is to solve problems of the prior art, provides a kind of volume the littler measurement mechanism with slip lid.

Measurement mechanism with slip lid described in the utility model, comprise a housing and a slip lid, has a visual windows on the described housing, described slip lid be installed in described visual windows above, two pairs of first slide rails that be arranged in parallel and second slide rail are installed on two sides of the described visual windows in described housing upper edge, described slip lid is double-deck slip lid, comprise and linking on described first slide rail, first slip lid along described first slide rail slip, with collude with on described second slide rail, along second slip lid of described second slide rail slip, and has the structure that links mutually between described first slip lid and described second slip lid.

Measurement mechanism described in the utility model, the front end of described first slip lid can have one first and initiatively link structure, the rear end of described first slip lid can have one second and initiatively link structure, and the front end of described second slip lid can have one and described first and initiatively link structure and described second and initiatively link the suitable passive structure that links of structure.

Measurement mechanism described in the utility model, described first initiatively links structure can be made of the first lucifuge plate that extends to described second slip lid, described second initiatively links structure can be made of the second lucifuge plate that extends to described second slip lid, the described passive structure that links can be made of the 3rd lucifuge plate that extends to described first slip lid, and described the 3rd lucifuge plate and the described first lucifuge plate and the described second lucifuge plate can have the structure of mutual overlap joint.

Measurement mechanism described in the utility model, the front end of described first slip lid can be provided with a front diaphragm, and described front diaphragm can have the light-shielding structure that overlaps mutually with described housing.

Measurement mechanism described in the utility model, shadow shield after the rear end of described second slip lid can be provided with, described back shadow shield can have the light-shielding structure that overlaps mutually with described housing.

Measurement mechanism described in the utility model, can be provided with a slip lid storeroom on the described housing, the tail end of described first slide rail and described second slide rail extends in the described slip lid storeroom, and the size of described slip lid storeroom can be held one bigger in described upward slip lid and the described slip lid down at least.

Measurement mechanism described in the utility model, not only volume is little, and the bridging arrangement that links structure and housing and visual windows of slip lid all adopts light-shielding structure, makes the leakproofness of instrument better, has better guaranteed the accuracy of measurement result.

Description of drawings

Fig. 1 is the plan structure synoptic diagram of measurement mechanism in the utility model.

Fig. 2 is the side perspective structural representation of measurement mechanism in the utility model.

Fig. 3 is the structural representation that first slip lid 103 and second slip lid 104 all are in closed condition.

Fig. 4 is the structural representation that first slip lid 103 and second slip lid 104 all are in open mode.

Embodiment

Following mask body is introduced preferred forms of the present utility model.

As Fig. 1, shown in 2,3, in the present embodiment, measurement mechanism is a spectrophotometer 1, and the utility model can also be used for the measurement mechanism that other need be provided with slip lid certainly.Spectrophotometer 1 comprises housing 101, visual windows 102, first slip lid, 103, the second slip lids, 104, the first slide rails 105, second slide rail 106, the first lucifuge plate, 107, the second lucifuge plates, 108, the three lucifuge plates 109, front diaphragm 110, back shadow shield 111, slip lid storeroom 112, outer cover 113 and sample chamber 114.

Housing 101 covers on the outside of spectrophotometer 1, and housing 101 can adopt materials such as metal or plastics to make.

Visual windows 102 is arranged on the housing 101, is to leave a rectangular window on housing 101, and is relative with the position of sample chamber 114 in the spectrophotometer 1.

First slide rail 105 is two interior slide rails on the left and right sides side that is arranged at housing upper edge visual windows 102, second slide rail 106 is two external slide rails on the left and right sides side that is arranged at housing upper edge visual windows 102, by screw retention on housing 101, slide rail can adopt metal or plastic or other material to make, second slide rail 106 is arranged at the outside of first slide rail 105, and has certain distance.

Be respectively arranged with chute on the left and right sides side of first slip lid 103, and it is suitable with first slide rail 105, be respectively arranged with chute on the left and right sides side of second slip lid 104, and it is suitable with second slide rail 106, by being connected of slide rail and chute, realize that first slip lid 103, second slip lid 104 are connected with housing 101.

Have one first at the front end of first slip lid 103 and initiatively link structure, in the present embodiment, it is to constitute with the perpendicular first lucifuge plate 107 that extends upward of first slip lid 103 by one, also have one second in the rear end of first slip lid 103 and initiatively link structure, in the present embodiment, it is to constitute with the perpendicular second lucifuge plate 108 that extends upward of first slip lid 103 by one, front end at second slip lid 104 has a passive structure that links, in the present embodiment, it constitutes with perpendicular the 3rd lucifuge plate 109 that extends downwards of second slip lid 104 by one, and the first lucifuge plate 107 and the second lucifuge plate 108 can be realized linking mutually with the 3rd lucifuge plate 109.

Front end at first slip lid 103 is provided with a front diaphragm 110, and it is the shadow shield that first slip lid 103 extends forward again at the first lucifuge plate, 107 places, when slip lid is closed fully, and the overlap joint mutually of front diaphragm 110 and the front end 115 of housing 101.The shadow shield 111 after also this has only one in the rear end of second slip lid 104, it is and the perpendicular shadow shield that extends downwards of second slip lid 104 that when slip lid was closed fully, back shadow shield 111 overlapped mutually with the rear end 116 of housing 101.

Above housing 101, be provided with a slip lid storeroom 112, it is the space of an opening, the tail end of first slide rail 105 and second slide rail 106 extends in the slip lid storeroom 112, its size preferably is set to hold one bigger in first slip lid 103 or second slip lid 104, can certainly be bigger.

Also be covered with an outer cover 113 in the outside of housing 101, it makes slip lid storeroom 112 become an airtight chamber with housing 101, and the rear end 117 parts overlap joint of the outer cover 113 and second slip lid 104, outer cover 113 just can play spacing effect to second slip lid 104 like this, makes it can not break away from slide rail.

During installation, at first housing 101 is covered on the outside of instrument, and fixing; Then first slide rail 105 and second slide rail 106 are installed in visual windows 102 along on the side of the housing left and right sides, and are screwed; The chute of first slip lid 103 is injected in first slide rail 105, it is connected with housing 101, then second slip lid 104 is placed the top of first slip lid 103, and its chute is injected in second slide rail 106, it is connected with housing 101, at last outer cover 113 is covered on the outside of housing 101.

First slip lid 103 and second slip lid 104 are set on housing 101, be because in spectrophotometer 1, be provided with sample chamber 114, in regular job, often need be before the test beginning, opening sample chamber 114 puts in testing sample, and then sample chamber 114 is airtight, prevent from slip lid to be set just can to make more convenient to operate because light leak causes measurement result inaccurate.

When opening slip lid, the operator need promote the first lucifuge plate 107 of first slip lid 103, making it drive first slip lid 103 slides to slip lid storeroom 112 directions along first slide rail 105, this moment, second slip lid 104 remained static, when the first lucifuge plate 107 moves to the 3rd lucifuge plate 109 places, the first lucifuge plate 107 and the 3rd lucifuge plate 109 link mutually, this moment first, slip lid 103 drove second slip lid, 104 associated movements, all slide into slip lid storeroom 112 up to first slip lid 103 and second slip lid 104, as shown in Figure 4, be the synoptic diagram that first slip lid 103 and second slip lid 104 all slide into slip lid storeroom 112, this moment, whole visual windows 102 all came out.

When closing slip lid, the operator need promote the first lucifuge plate 107 of first slip lid 103, making it drive first slip lid 103 slides to the opposite direction of slip lid storeroom 112 along first slide rail 105, this moment, second slip lid 104 remained static, when the second lucifuge plate 108 moves to the 3rd lucifuge plate 109 places, the second lucifuge plate 108 and the 3rd lucifuge plate 109 link mutually, this moment first, slip lid 103 drove second slip lid, 104 associated movements, all skid off slip lid storeroom 112 up to first slip lid 103 and second slip lid 104, and the first lucifuge plate 107 links mutually with the front end 115 of housing 101, front diaphragm 110 overlaps mutually with the front end 115 of housing 101, back shadow shield 111 overlaps mutually with the rear end 116 of housing, as shown in Figure 3, be the synoptic diagram that first slip lid 103 and second slip lid 104 all skid off slip lid storeroom 112, this moment, whole visual windows 102 was all airtight.

The maximum difference of the utility model and prior art is, first slip lid 103 and second slip lid 104 that an original slip lid are divided into two and overlapping placement up and down, when slip lid is in closed condition, with the effect that prior art plays is identical, but when slip lid is in open mode, just become and lacked a lot of overlapping double-deck slip lids by original very long slip lid, reduced taking up room of slip lid greatly, also just reduce the size of slip lid storeroom 112, thereby reduced the volume of instrument.

And, on first slip lid 103 and second slip lid 104, be respectively arranged with the first lucifuge plate 107, the second lucifuge plate 108 and the 3rd lucifuge plate 109, they can play the effect of shading, in the place that slip lid is connected with housing, front diaphragm 110 and back shadow shield 111 have also been adopted, further play the effect of shading, better prevented the influence of light leak, guaranteed the accuracy of measurement result.

Explanation as an example, first slip lid 103 in the present embodiment and the position of second slip lid 104 can be changed, promptly first slip lid 103 be positioned at second slip lid 104 above, correspondingly the position of first slide rail 105 and second slide rail 106 also exchanges, the slip lid motion below being driven by top slip lid.

Explanation also can only be provided with second and initiatively link structure and the passive structure that links in the present embodiment as an example, can reach technique effect of the present utility model equally.

Explanation as an example, first in the present embodiment links initiatively that structure, second initiatively links structure and the passive structure that links also can not adopt the lucifuge plate structure, and employing trip etc. other can realize the structure that links.

Explanation as an example, front diaphragm 110 in the present embodiment and back shadow shield 111 can adopt linear shadow shield, perhaps adopt the better L type of shaded effect shadow shield.

Above embodiment only is used to illustrate the utility model, but not is used to limit the utility model, and any not creative creation that persons skilled in the art are done according to above-mentioned design philosophy all should be considered as within the protection domain of this patent.

Claims

1. the measurement mechanism with slip lid comprises a housing and a slip lid, has a visual windows on the described housing, described slip lid be installed in described visual windows above,

It is characterized in that,

Two pairs of first slide rails that be arranged in parallel and second slide rail are installed on two sides of the described visual windows in described housing upper edge,

Described slip lid is double-deck slip lid, comprises

First slip lid that links on described first slide rail, slides along described first slide rail,

With second slip lid of colluding with on described second slide rail, sliding along described second slide rail,

And has the structure that links mutually between described first slip lid and described second slip lid.

2. measurement mechanism according to claim 1, it is characterized in that, the front end of described first slip lid has one first and initiatively links structure, the rear end of described first slip lid has one second and initiatively links structure, and the front end of described second slip lid has one and described first and initiatively links structure and described second and initiatively link the suitable passive structure that links of structure.

3. measurement mechanism according to claim 2, it is characterized in that, described first initiatively links structure is made of the first lucifuge plate that extends to described second slip lid, described second initiatively links structure is made of the second lucifuge plate that extends to described second slip lid, the described passive structure that links is made of the 3rd lucifuge plate that extends to described first slip lid, and described the 3rd lucifuge plate and the described first lucifuge plate and the described second lucifuge plate have the structure of mutual overlap joint.

4. measurement mechanism according to claim 3 is characterized in that, the front end of described first slip lid is provided with a front diaphragm, and described front diaphragm has the light-shielding structure that overlaps mutually with described housing.

5. measurement mechanism according to claim 4 is characterized in that, shadow shield after the rear end of described second slip lid is provided with, and described back shadow shield has the light-shielding structure that overlaps mutually with described housing.

6. measurement mechanism according to claim 5, it is characterized in that, described housing is provided with a slip lid storeroom, the tail end of described first slide rail and described second slide rail extends in the described slip lid storeroom, and the size of described slip lid storeroom can be held one bigger in described upward slip lid and the described slip lid down at least.