CN209246949U - Detection device - Google Patents

Abstract

A kind of detection device, belong to detection technique field, including fixing piece, movable part and locking piece, movable part is connected to fixing piece and can move back and forth relative to fixing piece along preset direction, to adjust the length of detection device, locking piece is for locking position of the movable part relative to fixing piece, so that the length of detection device remains unchanged.This detection device can measure relative dimensions under some particular surroundings, can be convenient and accurately measure slideway close to the width dimensions at the position of cabinet inside, compensate for the defect of existing detection instrument.

Description

Detection device

Technical field

The utility model relates to detection technique fields, in particular to a kind of detection device.

Background technique

There are limitations for the application range of existing detection instrument (such as vernier caliper, three-coordinates measuring machine etc.), one Be difficult to easily and accurately detect relative dimensions in a little special environment, for example, detection data communication equipment cabinet cunning Road width (i.e. the distance between the left slideway of cabinet and right slideway).The cabinet inside of data communications equipment usually has slideway, respectively In the kind modules such as business board or mainboard insertion cabinet slideway, slideway plays support and position-limiting action to module.Slideway when cabinet is processed Width be critical size, need to be strict controlled in design specification.If width is wide, module is likely to result in from slideway Abjection；If narrow, it will cause slideway sidewall extrusion modules, lead to module plug interference.Therefore, in structured testing, structure In identification, complete machine trial-production and the manufacturing, it is often necessary to measure or examine to chute width, to differentiate the slideway of cabinet Whether processing dimension is qualified.But existing detection instrument cannot be detected easily and accurately due to the limitation of self structure form Width of the slideway close to the position of cabinet inside.

Utility model content

The purpose of this utility model includes providing a kind of detection device, can be under some particular surroundings to relative dimensions It is detected, can be convenient and accurately detect slideway close to the width dimensions at the position of cabinet inside.

The embodiments of the present invention are achieved in that

A kind of detection device comprising fixing piece, movable part and locking piece, movable part are connected to fixing piece and can be relative to Fixing piece is moved back and forth along preset direction, and to adjust the length of detection device, locking piece is for locking movable part relative to fixation The position of part, so that the length of detection device remains unchanged.

Optionally, movable part is provided with the strip-shaped hole extended along preset direction, and locking piece includes screw, the screw rod spiral shell of screw Line is connected to fixing piece and is slidably matched with strip-shaped hole, and the head of screw can be by rotatably compressing or unclamping movable part.

Optionally, fixing piece is provided with nut, and the screw rod of screw passes through strip-shaped hole rear thread and is connected to nut.

Optionally, fixing piece is provided with graduation mark, and movable part is provided with reference section, and reference section can be moved with movable part, with It is aligned with graduation mark.

Optionally, the quantity of graduation mark is at least one set, and every group of graduation mark includes along preset direction spaced the One graduation mark and the second graduation mark, when reference section is aligned with the first graduation mark, the length of detection device is equal to object to be detected Minimum dimension, when reference section is aligned with the second graduation mark, the length of detection device is equal to the full-size of object to be detected.

Optionally, fixing piece is provided with multiple groups graduation mark, and multiple groups graduation mark is alternatively arranged along preset direction.

Optionally, movable part is elongated and one end forms reference section.

Optionally, fixing piece and movable part are elongated, and one end of fixing piece and movable part is trapezoidal and end face shape At planar portions, two planar portions with the two side walls of object to be detected for being bonded respectively.

Optionally, fixing piece is respectively arranged with limiting slot along the two sides of preset direction, movable part simultaneously with two limiting slots Cooperate and can reciprocatingly slide relative to fixing piece along preset direction.

Optionally, fixing piece is in long strip, and two limiting slots are respectively by fixing piece along the two sides fold inward of preset direction It is formed.

The beneficial effect of the utility model embodiment includes:

Detection device includes fixing piece, movable part and locking piece, and movable part is connected to fixing piece and can be relative to fixing piece It is moved back and forth along preset direction, to adjust the length of detection device, locking piece is for locking position of the movable part relative to fixing piece It sets, so that the length of detection device remains unchanged.This structure of the detecting device is simple and compact, can be with free extension, to adapt to Detection under particular surroundings, it is particularly possible to protrude into the inner position of the cabinet of communication equipment, easily easily and accurately to examine Slideway is surveyed close to the width dimensions at the position of cabinet inside, has the characteristics that have a wide range of application, effectively compensates for existing detection The defect of tool.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the structural schematic diagram of the first state of detection device provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram of the second state of detection device provided by the embodiment of the utility model；

Fig. 3 is the cross-sectional view of detection device provided by the embodiment of the utility model.

Icon: 100- detection device；110- fixing piece；The first planar portions of 112-；114- graduation mark；116- limit Slot；120- movable part；The second planar portions of 122-；124- strip-shaped hole；130- locking piece；140- nut；The default side 150- To.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

In the description of the present invention, it should be noted that term " first ", " second " etc. are only used for distinguishing description, It is not understood to indicate or imply relative importance.In the description of the present invention, it should also be noted that, unless otherwise Specific regulation and restriction, term " setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, being also possible to can Dismantling connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also pass through Intermediary is indirectly connected, and can be the connection inside two elements.For the ordinary skill in the art, can have Body situation understands the concrete meaning of above-mentioned term in the present invention.

Referring to Fig.1 and 2, present embodiments providing a kind of detection device 100, can be used in some particular surroundings Lower carry out size detection is particularly suitable for the width dimensions of the cabinet slideway of detection communication equipment, i.e. measurement larger communication equipment Width dimensions of the cabinet inside for Insert service plate or mainboard etc. between the left slideway of cabinet and right slideway of veneers module.This Detection device 100 includes fixing piece 110, movable part 120 and locking piece 130, and movable part 120 is connected to fixing piece 110 and can phase Fixing piece 110 is moved back and forth along preset direction 150, to adjust the length of detection device 100, locking piece 130 is for locking Position of the movable part 120 relative to fixing piece 110, so that the length of detection device 100 remains unchanged.

Wherein, fixing piece 110, which can according to need, uses different materials, and in the present embodiment, fixing piece 110 is using stainless Steel is made.In other embodiments, fixing piece 110 can also be made of materials such as copper, aluminium.

Fixing piece 110 is elongated and extends along preset direction 150.One end of fixing piece 110 is trapezoidal and end face is formed First planar portions 112, the first planar portions 112 with one of side wall of object to be detected for being bonded, to improve detection device Stability in 100 detection process improves the accuracy of testing result.

Fixing piece 110 is respectively arranged with limiting slot 116 along the two sides of preset direction 150.Limiting slot 116 can according to need Using different moulding process, in the present embodiment, two limiting slots 116 are respectively by fixing piece 110 along the two sides of preset direction 150 Fold inward is formed.The processing is simple for this moulding process conveniently, and can be improved the structural stability of fixing piece 110.Other realities Apply in example, two limiting slots 116 can also be formed using other way, such as can by fixing piece 110 along preset direction The mode of 150 two sides welded limiting track forms.

Referring to figure 3., fixing piece 110 is provided with nut 140, and the position of nut 140 can according to need setting, this implementation In example, fixing piece 110 includes the first side at 116 place of limiting slot and the second side away from limiting slot 116, and nut 140 connects It is connected to the second side of fixing piece 110, so as to the setting of nut 140.In other embodiments, nut 140 also be can connect in solid Determine the first side of part 110.

Fixing piece 110 is provided with graduation mark 114, and graduation mark 114, which can according to need, is set to different positions, this implementation In example, graduation mark 114 is set to fixing piece 110 close to the side of limiting slot 116 and is located between two limiting slots 116, so as to User's identification and reading.In other embodiments, graduation mark 114 also be can be set in the folding portion of fixing piece 110 or fixed Side of the part 110 far from limiting slot 116.

In the present embodiment, the quantity of graduation mark 114 is at least one set, and every group of graduation mark 114 includes along preset direction 150 Spaced first graduation mark and the second graduation mark.First graduation mark and the second graduation mark respectively correspond the standard of object to be detected The minimum dimension and full-size of size.The setting of first graduation mark and the second graduation mark can enable this detection device 100 It is enough directly to examine the size of object to be detected whether in standard size preset range.

Further, fixing piece 110 is provided with multiple groups graduation mark 114, and multiple groups graduation mark 114 is spaced along preset direction 150 Arrangement.The setting of multiple groups graduation mark 114 allow this detection device 100 examine a variety of different sizes object to be detected standard Size, to widen the application range of this detection device 100.

It should be noted that in other embodiments, it is above-mentioned for detecting the standard-sized quarter of object to be detected in addition to being arranged It spends except line 114, may be provided for the common graduation mark for the off-standard size for detecting object to be detected or be not provided with above-mentioned Graduation mark 114 and common graduation mark is only set.Common graduation mark can only be arranged one, this is common, and graduation mark corresponds to a certain spy Definite value, for detect object to be detected size whether be a certain particular value or with particular value difference degree size；Common scale The quantity of line may be a plurality of and be arranged along 150 uniform intervals of preset direction, and each common graduation mark corresponds to a certain fixation Length value, detection device 100 can carry out conventional measurement at this time, and the specific length of object to be detected can be read directly in user Value.

Movable part 120, which can according to need, uses different materials, and in the present embodiment, movable part 120 uses stainless steel At.In other embodiments, movable part 120 can also be made of materials such as copper, aluminium.

Movable part 120 is elongated and extends along preset direction 150.Movable part 120 is provided with to be extended along preset direction 150 Strip-shaped hole 124.

One end of movable part 120 is trapezoidal and end face forms the second planar portions 122, the second planar portions 122 be used for it is to be checked Another side wall fitting for surveying object improves testing result to further increase the stability of detection device 100 in the detection process Accuracy.

Movable part 120 is provided with reference section, and reference section can be moved with movable part 120, to be aligned with graduation mark 114.Work as ginseng When examining portion and being aligned with the first graduation mark, the length of detection device 100 is equal to the minimum dimension of object to be detected, when reference section and second When graduation mark is aligned, the length of detection device 100 is equal to the full-size of object to be detected.

Reference section, which can according to need, uses different structures, and in the present embodiment, movable part 120 is far from the second planar portions 122 one end forms reference section, and this structure is not necessarily to additional processing, can be dropped by the self structure self-assembling formation of movable part 120 The manufacturing cost of low movable part 120.In other embodiments, reference section may be the reference line being set on movable part 120.

Movable part 120 can according to need to be flexibly connected with fixing piece 110 in different ways, living in the present embodiment Moving part 120 cooperates and can reciprocatingly slide relative to fixing piece 110 along preset direction 150 with two limiting slots 116 simultaneously.This company It is simple to connect mode structure, it is easy to assembly.In other embodiments, movable part 120 can also be matched by idler wheel and the rolling of fixing piece 110 It closes.

Locking piece 130, which can according to need, uses different structures, and in the present embodiment, locking piece 130 includes screw, screw Screw flight be connected to fixing piece 110 and be slidably matched with strip-shaped hole 124, in detail, the screw rod of screw passes through strip-shaped hole 124 Rear thread is connected on nut 140.The head of screw can be by rotatably compressing or unclamping movable part 120.When detection device 100 Length when needing to adjust, rotate clockwise the head of screw, due to the cooperation of screw rod and nut 140, the head of screw can edge It is moved close to the direction of movable part 120, so that movable part 120 is compressed, so that the relative position of movable part 120 and fixing piece 110 It is constant.When the length of detection device 100 needs to remain unchanged, the head of rotary screw counterclockwise, also due to screw rod and spiral shell The head of the cooperation of mother 140, screw can be moved along the direction far from movable part 120, to unclamp movable part 120.

It should be noted that the screw rod of screw can also pass through 124 rear thread of strip-shaped hole and be connected to admittedly in other embodiments Determine on part 110 in preset screw hole, no longer needs that nut 140 is arranged at this time；Locking piece 130 also may include being slidably connected to work Positioning pin on moving part 120 is provided on fixing piece 110 multiple with detent fit location hole.When the length of detection device 100 When degree needs to adjust, so that positioning pin deviates from location hole；When the length of detection device 100 needs to remain unchanged, so that Positioning pin is caught in location hole.

In order to facilitate understanding, below for detecting the width dimensions of cabinet slideway of communication equipment, this detection dress is introduced Set 100 two kinds of application methods:

The first, directly measures slideway close to the width dimensions at the position of cabinet inside.Before measurement, first rotary screw makes Movable part 120 is unclamped on the head of screw, and the relative position of movable part 120 and fixing piece 110 is adjustable at this time, will test device 100 are moved to the position in slideway close to cabinet inside, then movable part 120 are pulled to move relative to fixing piece 110, Zhi Dao One planar portions 112 and the second planar portions 122 are bonded with the two side walls of slideway respectively, and then rotary screw makes the head of screw Movable part 120 is pushed down, the relative position of movable part 120 and fixing piece 110 is locked at this time, and the length of detection device 100 is kept It is constant, it will test device 100 later and take out cabinet, if being provided with the size for detecting determinand in last detection device 100 Common graduation mark, then common graduation mark can be read directly and measure size, obtain slideway close to the width at the position of cabinet inside Degree；If being not provided with common graduation mark in detection device 100, the length of calliper to measure detection device 100 can be used, is measured To length be width of the slideway close to the position of cabinet inside.

Second, examine width dimensions of the slideway close to the position of cabinet inside whether qualified.The operation of the application method It is essentially identical with the first, the difference is that surveying amount detection device without going by slide calliper rule after will test the taking-up cabinet of device 100 Set 100 length, it is only necessary to observe movable part 120 reference section whether be located at corresponding first graduation mark and the second graduation mark it Between, if reference site between the first graduation mark and the second graduation mark, can determine whether slideway close to the inside of cabinet The width at position is qualified, on the contrary then unqualified.It is according to cabinet to be measured specifically using any group graduation mark 114 as reference What the width dimensions and tolerance of slideway determined.

In addition, if the not common representative width size of the width dimensions of cabinet slideway, without corresponding graduation mark 114 Can for reference and determine, can will test at this time by slide calliper rule the length adjustment of device 100 to cabinet slideway maximum value and most Then small value again tests to the width of cabinet slideway.Concrete operation method are as follows: first will test device 100 by slide calliper rule Length adjustment is to the maximum value of cabinet slideway, and then trial will test device 100 and be put between the left slideway of cabinet and right slideway, If can be put into, illustrate that the width of cabinet slideway is excessive, if can not be put into, illustrates that the width of cabinet slideway did not had Greatly；It will test the length adjustment of device 100 to the minimum value of cabinet slideway by slide calliper rule again later, then attempt to will test device 100 are put between the left slideway of cabinet and right slideway, if can not be put into, illustrate that the width of cabinet slideway is too small, if energy It is enough put into, then it is too small to illustrate that the width of cabinet slideway does not have, it is qualified that the width of cabinet slideway, which is in normal range,. It is of course also possible to first will test the length adjustment of device 100 to the minimum value of cabinet slideway, detect cabinet slideway width whether It is too small, then will test the length adjustment of device 100 to the maximum value of cabinet slideway, whether the width for detecting cabinet slideway is excessive.

Detection device 100 includes fixing piece 110, movable part 120 and locking piece 130, and movable part 120 is connected to fixing piece 110 and can relative to fixing piece 110 along preset direction 150 move back and forth, to adjust the length of detection device 100, locking piece 130 For locking position of the movable part 120 relative to fixing piece 110, so that the length of detection device 100 remains unchanged.This detection dress It sets 100 simple and compact for structure, to adapt to the measurement under some particular surroundings, can easily be moved with free extension The position inner to the cabinet of communication equipment, easily and accurately to measure slideway close to the width dimensions at the position of cabinet inside, Have the characteristics that have a wide range of application, effectively compensates for the defect of existing detection instrument.

Simultaneously as having wider application range, it can be adapted for the cabinet without specification, so that multiple without making The detection of the chute width to the cabinet of different size can be completed in the special detection tool of different size, effectively reduces cabinet Production cost.

Finally, it should be noted that machine of the detection device 100 provided in this embodiment in addition to being suitable for detecting communication equipment Outside the width dimensions of case slideway, the size for detecting other equipment, such as the inner cavity of the lesser container of some sizes can be used for Size etc..

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of detection device, which is characterized in that including fixing piece, movable part and locking piece, the movable part is connected to described Fixing piece and can relative to the fixing piece along preset direction move back and forth, to adjust the length of the detection device, the lock Part is determined for locking position of the movable part relative to the fixing piece, so that the length of the detection device remains unchanged.

2. detection device according to claim 1, which is characterized in that the movable part is provided with to be prolonged along the preset direction The strip-shaped hole stretched, the locking piece include screw, the screw flight of the screw be connected to the fixing piece and with the bar shaped Hole is slidably matched, and the head of the screw can be by rotatably compressing or unclamping the movable part.

3. detection device according to claim 2, which is characterized in that the fixing piece is provided with nut, the screw Screw rod passes through the strip-shaped hole rear thread and is connected to the nut.

4. detection device according to claim 1, which is characterized in that the fixing piece is provided with graduation mark, the activity Part is provided with reference section, and the reference section can be moved with the movable part, to be aligned with the graduation mark.

5. detection device according to claim 4, which is characterized in that the quantity of the graduation mark is at least one set of, and every group The graduation mark include along spaced first graduation mark of the preset direction and the second graduation mark, when the reference section with When first graduation mark is aligned, the length of the detection device is equal to the minimum dimension of object to be detected, when the reference section with When second graduation mark is aligned, the length of the detection device is equal to the full-size of the object to be detected.

6. detection device according to claim 5, which is characterized in that the fixing piece is provided with graduation mark described in multiple groups, Graduation mark described in multiple groups is alternatively arranged along the preset direction.

7. detection device according to claim 4, which is characterized in that the movable part is elongated and one end formed it is described Reference section.

8. detection device according to claim 1, which is characterized in that the fixing piece and the movable part are in strip One end of shape, the fixing piece and the movable part is trapezoidal and end face forms planar portions, and two planar portions are for dividing It is not bonded with the two side walls of object to be detected.

9. detection device according to any one of claims 1 to 8, which is characterized in that the fixing piece is along described default The two sides in direction are respectively arranged with limiting slot, and the movable part cooperates with two limiting slots simultaneously and can be relative to described solid Determine part to reciprocatingly slide along the preset direction.

10. detection device according to claim 9, which is characterized in that the fixing piece is in long strip, two limits Two sides fold inward of the slot respectively by the fixing piece along the preset direction is formed.