CN109779211A - A kind of electrical engineering positioning installation apparatus - Google Patents
A kind of electrical engineering positioning installation apparatus Download PDFInfo
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- CN109779211A CN109779211A CN201910227637.7A CN201910227637A CN109779211A CN 109779211 A CN109779211 A CN 109779211A CN 201910227637 A CN201910227637 A CN 201910227637A CN 109779211 A CN109779211 A CN 109779211A
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Abstract
The invention discloses a kind of electrical engineering positioning installation apparatus, relate generally to electrical engineering field.Including walking module and stroke module; walking module is walked for straight line; stroke module is mounted in walking module; track frame and link mechanism including Y type; link mechanism includes that there are two symmetrically arranged adjusting brackets; track frame, which can constrain link mechanism, makes adjusting bracket is opposite to close up or separate, and leaves the scoring tool of track on the ground for being fixed on adjusting bracket.The beneficial effects of the present invention are: it is laborsaving, efficiently positions on bottom plate to electrical construction track, and the track quality drawn significantly improves, and is convenient for electrical construction positioning operation in the stair of scale.
Description
Technical field
The present invention relates to electrical engineering field, specifically a kind of electrical engineering positioning installation apparatus.
Background technique
It is carried out in electric engineering construction in building body, the most common construction content is exactly to indoor all circuit-lines
Laying need on bottom surface and wall first to apply wire casing (mainly on ground) generally after designing terminal box, the position of the switch
Station sets carry out positioning marking, after calibration is good, then carries out cutting construction.
Existing progress positioning marking is typically all to pass through manually to cross, and the position line drawn is very irregular, generally deposits
The broken string, not straight, oblique line the problems such as, the width of wire casing also time width when it is narrow, cause when construction to digging the direct of wire casing quality
Adverse effect.Meanwhile also very inefficient and labor intensive.Influence cost, quality, the efficiency of electrical construction.
Summary of the invention
The purpose of the present invention is to provide a kind of electrical engineering positioning installation apparatus, it is laborsaving, efficiently right on bottom plate
Electrical construction track is positioned, and the track quality drawn significantly improves, and is convenient for electrically applying in the stair of scale
Work positioning operation.
The present invention to achieve the above object, is achieved through the following technical solutions:
A kind of electrical engineering positioning installation apparatus, comprising:
Walking module, the walking module include bottom plate, and the traveling wheel for straight line walking is equipped on the bottom plate；
Stroke module, the stroke module are mounted on bottom plate, and the stroke module includes track frame and link mechanism；
Stroke of the track frame for coupler link mechanism constraint link mechanism, the track frame include being fixed on bottom plate
On linear guide groove and V-type rail slot, the extending direction of the linear guide groove and the direction of travel of traveling wheel are consistent, institute
The inner end for stating linear guide groove is connected with the tip of V-type rail slot, and shrinkage-rule, institute are sliding combined in the linear guide groove
The outside of shrinkage-rule is stated through linear guide groove and pop-up is sliding combined with two in the front end of the present apparatus, the V-type rail slot
The sliding block of a symmetrical operation, the sliding block being capable of closing up or separate along V-type rail slot relative symmetry；
The link mechanism includes two first connecting rods and two second connecting rods and two symmetrically arranged adjusting brackets,
The front end of two first connecting rods is hinged on the rear end of shrinkage-rule, and two first connecting rods are also cut with scissors with ipsilateral sliding block respectively
It connects in succession, so that two first connecting rods be made to be in the v-angle structure for capableing of symmetrical adjustment angle, two first connecting rods
Rear end be hinged on ipsilateral adjusting bracket, the front end of two second connecting rods is hinged on the same position on shrinkage-rule,
The rear end of two second connecting rods is respectively hinged on ipsilateral adjusting bracket, so that ipsilateral first connecting rod and second connecting rod be made to protect
Hold parallel construction；
The scoring tool of track is left on the ground for being fixed on the adjusting bracket.
Further, the line tool is scribing line module,
The scribing line module includes rotating base, shell, pen core block；
Rotation axis is fixed on the adjusting bracket, the rotating base is plate structure, and is rotatably assorted with rotation axis, institute
It states shell to be fixed on the base, the side of the shell is equipped with marking shape window, and the side of the pedestal is equipped with U-type groove, the item
The low side of shape window is connected with U-type groove,
Upper spring seat, linear springs, lower spring cup are successively arranged in the shell from top to bottom, the upper spring seat is fixed
In case top, the linear springs are fixed between upper spring seat and lower spring cup, and the bottom of the lower spring cup is equipped with pen
Core socket, perforative on the pen core socket to be equipped with T-type slot, the top of the pen core block, which is equipped with, matches work with T-type slot
The T-type positioning head of dynamic grafting, makes the pen core block is removable to be fixed on pen core socket, and the lower part of the pen core block is through U-shaped
Slot and the lower section for being exposed to rotating base.
Further, the scribing line module further includes the fastener being used in combination with shell, and the fastener is rubber parts, institute
The inboard for stating fastener is equipped with and surveys adaptable arc-shaped curved surface the week of shell, placed in the middle on the arc-shaped curved surface to be equipped with sprue, institute
State sprue through marking shape window and be in contact on front side of pen core block, the sprue side adjacent with pen core block is equipped with and pen core
The groove that block matches.
It further, further include locating module, the locating module includes the locating rod that can be slidably matched with bottom plate, institute
The direction of travel of the opposite glide direction and traveling wheel of stating locating rod and bottom plate is perpendicular, and the locating rod being capable of opposed bottom
Limit, the one or both ends of the locating rod are rotatably equipped with auxiliary wheel, and the auxiliary wheel is used for edge and row on metope
It walks to take turns consistent direction to roll.
Further, the shrinkage-rule is equipped with scale, in the scale and pen core block relative telescopic ruler on the shrinkage-rule
Entreat the vertical range of axis corresponding.
Alternatively, the shrinkage-rule is equipped with scale, scale and the adjusting bracket relative telescopic ruler axis of centres on the shrinkage-rule
The vertical range of line is corresponding.
The prior art is compared, the beneficial effects of the present invention are:
The present apparatus when in use, according to the default route of construction, presets the wire casing route for wanting to walk, and several in advance
A important position carries out label (it is all right manually to make a fork on the ground), then using shrinkage-rule one end of the present apparatus as
Front end, the route to be walked of alignment, pushes ahead, laborsaving, efficiently can position on bottom plate to electrical construction track, and
The track quality drawn compares the track drawn using existing tool, very huge breakthrough has been obtained, no matter clear
Degree, continuity, regularity, uniform etc., obtain improves well, and the wire casing width drawn is consistent, and width
Equidistantly it is unfolded along institute's scheduled Central Line's road direction two sides, it is very accurate to the calibration of route.And the dozens of that can work continuously is small
Shi Caiyong replacement and adjustment, it is very laborsaving.It is convenient for electrical construction positioning operation in the stair of scale.
Detailed description of the invention
Attached drawing 1 is structural schematic diagram of the invention.
Attached drawing 2 is structural schematic diagram of the invention.
Attached drawing 3 is structural schematic diagram of the invention.
Attached drawing 4 is the schematic diagram of internal structure of present invention scribing line module.
Label shown in attached drawing:
1, bottom plate；2, waist-shaped hole；4, locating rod；5, auxiliary wheel；6, cotter way；7, linear guide groove；8, V-type rail slot；9,
Shrinkage-rule；10, sliding block；11, first connecting rod；12, second connecting rod；13, adjusting bracket；14, rotating base；15, pen core block；16, U-shaped
Fixture block；17, U-type groove；18, shell；19, upper spring seat；20, linear springs；21, lower spring cup；22, sprue；23, T-type slot；
24, T-type positioning head；25, marking shape window；26, fastener.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within range defined herein.
Of the present invention is a kind of electrical engineering positioning installation apparatus, and main structure includes
Embodiment 1: a kind of electrical engineering positioning installation apparatus, specifically, being mainly used in electrical engineering, common room
In interior electric wire installation, the scribing line positioning of wire casing is installed, is tool very useful in the electrical construction of one kind under construction, tool
There is extensive market value.
Its specific structure is described below in this example:
Including walking module, stroke module, scribing line module, locating module.
1) walking module
The walking module includes bottom plate 1, and the bottom plate 1 is mainly exactly to be used to install wheel, cooperation locating module, fixation
Stroke module.It is the main support structure of whole device.
The bottom plate 1 is equipped with waist-shaped hole 2, traveling wheel is equipped in the waist-shaped hole 2, due to that can remember in detail below
It is downloaded to, forms the track frame that module has a Y-shaped structure, therefore waist-shaped hole 2 is the position that three and evacuation open track frame,
To distribution triangular in shape.The traveling wheel is common wheel, not use the universal wheel of energy auto-steering, in this way
It can guarantee that whole device is walked along straight line.Because rarely encountering camber line situation when positioning wires cabling, and it is general
It is to take the air line in bottom surface apart from wall certain distance.
The bottom surface of the bottom plate 1 is equipped with former and later two U-shaped framves, and the mistake of perforation is formed between the U-shaped frame and bottom plate 1
Hole, for cooperating with locating module.Specific fit structure is discussed in detail below.
Fixed journey system module is used on the top surface of the bottom plate 1.
2) locating module
The locating module include two locating rods 4, the locating rod 4 can through via hole and in via hole along with row
Walk the vertical direction sliding of the direction of travel of wheel.One end of the locating rod 4 is equipped with auxiliary wheel 5, for matching with close wall
It closes, in this example, one end of locating rod 4 is equipped with auxiliary wheel 5 and needs when in use according to close wall at which
Side is used cooperatively, and makes have one end of auxiliary wheel 5 close to wall, auxiliary wheel 5 is allowed to roll on metope, so,
When pushing ahead the present apparatus, while walking forward by traveling wheel, locating rod 4 can position and control present apparatus row
During walking distance close to metope distance, by control two locating rods 4 and metope relative distance, make the line oriented
Slot can be parallel with metope holding always, keeps construction more carefully and neatly done.
It is equipped with cotter way 6 in the side of the locating rod 4,1 bottom surface of bottom plate is equipped with spring catch, is used for and 6 phase of cotter way
Cooperation realizes that the locking to 4 relative position of locating rod limits.
It other than this example, needs especially to explain, and in the function and structure basis of above-mentioned locating rod 4, such as
By further increasing structure, to obtain some simple auxiliaring effects, the scope of the present invention still should belong in fruit, such as:
The both ends of locating rod 4 are equipped with auxiliary wheel 5, in this way can with direct convenience two sides with respect to wall close to use；
The one end of locating rod 4 far from auxiliary wheel 5 is relatively fixed by connecting rod, that is, passes through company between two locating rods 4
Bar is come the relative positional relationship both fixed, to push connecting rod, can control two locating rods 4 leans out distance；
Above structure all has its unique advantages in use, it is contemplated that it is readily disassembled and replaces component etc., I
More to recommend one end setting 5 other end of auxiliary wheel be the structure of plain bar, can be disassembled from via hole in this way, both facilitate more
It changes, it is also convenient for collecting.
3) stroke module
What the stroke module was mainly made of the track frame for constraining stroke and the link mechanism for operation.Tool
For body, the formation module includes track frame, and the bottom of track frame is fixed by welding on bottom plate 1, the track frame
Section is U-shaped structure, provides track by sliding groove structure.Track frame includes linear guide groove 7 and V-type rail slot 8,
The linear guide groove 7 is one, and length direction is parallel corresponding with the direction of travel of the present apparatus.
The V-type rail slot 8 includes two straights, and one end is connected to V-shaped structure, the V-type rail slot 8 it is interior
End is connected with the inner end of linear guide groove 7, makes entire guide rail bracket in y-type structure.
Prolong its length direction in the linear guide groove 7 and be sliding combined with shrinkage-rule 9, the shrinkage-rule 9 is straight rod-shaped.
Two pieces sliding block 10 is sliding combined in the V-type rail slot 8, the sliding block 10 is respectively arranged at V-type rail slot 8
In two side chutes, and it can symmetrically be slid into simultaneously along V-type sliding slot and close up or separate.
The link mechanism includes that symmetrically arranged two first connecting rods 11 and two second connecting rods 12 and two are symmetrical
The adjusting bracket 13 of setting can make adjusting bracket 13 is opposite to draw close or separate by the restriction of first connecting rod 11 and second connecting rod 12.
The inner end of the opposite present apparatus of two first connecting rods 11 and the inner end of shrinkage-rule 9 are articulated and connected, described symmetrical
The first connecting rod 11 for being set to two sides is also articulated and connected respectively at ipsilateral sliding block 10, to keep two first connecting rods 11 V-shaped.
And the angle presented under the action of sliding block 10 can size variation, the outer end of two first connecting rods 11 is respectively hinged at
One end of ipsilateral adjusting bracket 13.
The inner end of two opposite present apparatus of the second connecting rod 12 is hinged on the same position on shrinkage-rule 9, described in two
The outer end of second connecting rod 12 is respectively hinged at the separate one end with 11 hinge joint of first connecting rod of ipsilateral adjusting bracket 13.
By above structure, so that link mechanism can be realized under the constraint cooperation of track frame:
When shrinkage-rule 9 is leant out forward, the adjusting bracket 13 of two sides closes up close relatively；
The adjusting bracket 13 of two sides is separated to two sides when retraction bottom plate 1 backward of shrinkage-rule 9；
Above-mentioned close simultaneously and separation, is carried out centered on shrinkage-rule 9, can guarantee the adjusting brackets 13 of two sides away from
Vertical range from central telescopic ruler 9 is identical.
By conversion, scale can also be set on shrinkage-rule 9, by the 13 distance center shrinkage-rule 9 of adjusting bracket of two sides
Distance is embodied directly on shrinkage-rule 9 by way of scale, such as when the degree on shrinkage-rule 9 is 2.2cm, table
Show that vertical range of the adjusting bracket 13 apart from shrinkage-rule 9 is 2.2cm, people very convenient so directly pass through shrinkage-rule 9 and directly set
Alignment groove width numerical value.
In other examples, can directly by chalk insertion adjusting bracket 13 center (as shown in the picture, adjusting bracket 13 is one
A strip plate is equipped with through-hole in center, the pen that can be left a trace, such as charcoal pencil, chalk, water writing brush etc. can be inserted), therefore
Distance conversion on above-mentioned shrinkage-rule 9 can be subject to the distance in the center of 13 relative telescopic ruler of adjusting bracket 9.Likewise, due to this
Scale is primarily used to calibration and quickly reads the distance for two trace opposite central axis that the present apparatus is marked on the ground,
And the distance between not a certain fixation kit, therefore if other are used as the scribing line module of the subsequent introduction of this example
Scribe structure, then its scale numerical value then adaptability check and correction be for scribing line 9 central axial line of component relative telescopic ruler away from
From.
3) scribing line module
The scribing line module is mainly used for working as the present apparatus when walking, leaves two traces on ground, estimated for prompting
The wire casing position of design and width.
It says on ordinary meaning, is ok using all pens that can be left a trace on the ground of the prior art, tool.But
In order to which more efficient, the coherent cooperation present apparatus carries out positioning operation, this exemplary scribing line module is specifically included that
Rotating base 14, the rotating base 14 are rotatablely connected by rotation axis and adjusting bracket 13, easy disassembly pen core block
15。
The outside of the adjusting bracket 13 slidably connects U-shaped card block 16, and the U-shaped card block 16 is adjacent with rotating base 14
Side is equipped with the slot for capableing of activity grafting with the inner side edge of rotating base 14, slides in and out U-shaped card block 16 and disengages it from rotation
Pedestal 14,14 energy relative adjustment frame 13 of rotating base are freely rotated, are lifted and people is facilitated to carry out replacement operation.By U-shaped card
The slot of block 16 is inserted into 14 inboard side edge of rotating base, and the limit of rotating base 14 can be made to no longer rotate, kept parallel to the ground
State.
The side of the rotating base 14 is equipped with U-type groove 17, and the top of the rotating base 14 is equipped with shell 18, the shell
Upper spring seat 19, linear springs 20, lower spring cup 21, pen core block 15 are successively arranged in body 18 from top to bottom.
On top surface inside the fixed shell 18 of the upper spring seat 19, the linear springs 20 are mounted on upper spring seat 19
Between lower spring cup 21, the bottom of the lower spring cup 21 is equipped with pen core socket, perforative on the pen core socket to be equipped with T-type
Slot 23, the top of the pen core block 15 are equipped with the T-type positioning head 24 mating with 23 activity of T-type slot, the pen core block
15 be sketching charcoal in this example, can also be convenient for the material left a trace, such as chalk with other.The lower half of the pen core block 15
Portion runs through U-type groove 17 and is exposed to the lower section of rotating base 14.
The shell 18 is open corresponding side equipped with marking shape window 25 with U-type groove 17, facilitates disappearing for observation pen core block 15
Consumption degree, and replacement pen core block 15.
When specifically used, now rotating base 14 is raised upwards, facilitates people from U-type groove 17 and marking shape window 25
Pen core block 15 is inserted on T-type slot 23, rotating base 14 is pivotally lowered into parallel to the ground, linear springs 20 after being plugged
Compression pen core block 15 is pressed into shell 18, that is, can be used.
In scratching process, with the consumption to 15 low side of pen core block, pen core block 15 shortens, in the effect of linear springs 20
Under, it can continue that the pressing of 15 low side of pen core block is kept to cross on floor, bottom surface is high when either bottom surface is fitted up in the early stage
In the case where low injustice, or in the case where pen core block 15 persistently consumes, it can keep crossing operation not by shadow for a long time
It rings, the line cleaning marked uniformly, there is no broken string, lacks the case where line, curved line.It is very good to the label effect of construction,
After the operation of present apparatus positioning marking, can construct out very carefully and neatly done wire casing.
In addition, further including rubber parts to further fix pen core block 15 in this example --- fastener 26, the card
Part 26 is the rubber parts being adapted with 18 shape of shell, and the inboard center of the rubber parts is equipped with sprue 22, the sprue 22
Inboard is withstood on pen core block 15, and the inboard of sprue 22 is additionally provided with groove, for be inserted into the front side of pen core block 15 and to its it is further
Positioning, by the deformation of rubber parts itself tensioning and the high effect of frictional force, can as a lid by pen core block 15 very
Good fixes.
It, can by scribing line module when the present apparatus is used for the positioning marking before the construction of indoor electric wire casing by above structure
Easy disassembly sketching charcoal, and cleaning, line marker uniformly, coherent can be left in bottom surface, and what can persistently be linked up mark
It is denoted as industry.The walking module can be realized while walking while cross, allow cross high-effective and labour-saving, do not bend over manually to operate.Institute
State stroke module can quickly set with sense line groove width, and the wire casing width marked is along present apparatus central axis
Line (center of shrinkage-rule 9) expansion, guarantee that its track is precisely placed in the middle along setting path.The locating module can assist
The present apparatus keeps preset distance with wall always in walking.
Above structure enables that the present apparatus is laborsaving, efficiently positions on bottom plate 1 to electrical construction track, and is drawn
The track quality of system compares the track drawn using existing tool, very huge breakthrough has been obtained, no matter in clarity, company
Coherence, regularity, uniform etc., cannot be mentioned in the same breath.And the dozens of hour that can work continuously using replacement and adjusts,
It is very laborsaving.It is convenient for electrical construction positioning operation in the stair of scale.
Claims (6)
1. a kind of electrical engineering positioning installation apparatus characterized by comprising
Walking module, the walking module include bottom plate, and the traveling wheel for straight line walking is equipped on the bottom plate；
Stroke module, the stroke module are mounted on bottom plate, and the stroke module includes track frame and link mechanism；
Stroke of the track frame for coupler link mechanism constraint link mechanism, the track frame includes being fixed on bottom plate
Linear guide groove and V-type rail slot, the extending direction of the linear guide groove and the direction of travel of traveling wheel are consistent, described straight
The inner end of line guide-track groove is connected with the tip of V-type rail slot, and shrinkage-rule is sliding combined in the linear guide groove, described to stretch
Linear guide groove is run through in the outside of reduced scale and pop-up is slidably matched in the front end of the present apparatus, the V-type rail slot, and there are two right
Claim the sliding block of operation, the sliding block being capable of closing up or separate along V-type rail slot relative symmetry；
The link mechanism includes two first connecting rods and two second connecting rods and two symmetrically arranged adjusting brackets, and two
The front end of the first connecting rod is hinged on the rear end of shrinkage-rule, and two first connecting rods also hingedly connect with ipsilateral sliding block respectively
It connects, to make two first connecting rods be in be capable of the v-angle structure of symmetrical adjustment angle, after two first connecting rods
End is hinged on ipsilateral adjusting bracket, and the front end of two second connecting rods is hinged on the same position on shrinkage-rule, and two
The rear end of the second connecting rod is respectively hinged on ipsilateral adjusting bracket, so that ipsilateral first connecting rod and second connecting rod be made to keep flat
Row structure；
The scoring tool of track is left on the ground for being fixed on the adjusting bracket.
2. a kind of electrical engineering positioning installation apparatus according to claim 1, which is characterized in that the line tool is scribing line
Module,
The scribing line module includes rotating base, shell, pen core block；
Rotation axis is fixed on the adjusting bracket, the rotating base is plate structure, and is rotatably assorted with rotation axis, the shell
Body is fixed on the base, and the side of the shell is equipped with marking shape window, and the side of the pedestal is equipped with U-type groove, the strip window
The low side of mouth is connected with U-type groove,
Upper spring seat, linear springs, lower spring cup are successively arranged in the shell from top to bottom, the upper spring seat is fixed on shell
At the top of body, the linear springs are fixed between upper spring seat and lower spring cup, and the bottom of the lower spring cup is inserted equipped with pen core
, perforative on the pen core socket to be equipped with T-type slot, the top of the pen core block is equipped with the activity of matching with T-type slot and inserts
The T-type positioning head connect makes the pen core block is removable to be fixed on pen core socket, and U-type groove is run through simultaneously in the lower part of the pen core block
It is exposed to the lower section of rotating base.
3. a kind of electrical engineering positioning installation apparatus according to claim 2, which is characterized in that the scribing line module further includes
The fastener being used in combination with shell, the fastener are rubber parts, and the inboard of the fastener is equipped with to survey with the week of shell and be adapted
Arc-shaped curved surface, placed in the middle on the arc-shaped curved surface to be equipped with sprue, the sprue runs through marking shape window and the front side with pen core block
It is in contact, the sprue side adjacent with pen core block is equipped with the groove to match with pen core block.
4. a kind of electrical engineering positioning installation apparatus according to claim 1, which is characterized in that it further include locating module, institute
Stating locating module includes the locating rod that can be slidably matched with bottom plate, the opposite glide direction and walking of the locating rod and bottom plate
The direction of travel of wheel is perpendicular, and the locating rod can opposed bottom limit, the one or both ends of the locating rod can be rotated
Auxiliary wheel is installed, the auxiliary wheel on metope along the direction consistent with traveling wheel for rolling.
5. a kind of electrical engineering positioning installation apparatus according to claim 4, which is characterized in that the shrinkage-rule, which is equipped with, to be carved
It spends, the scale on the shrinkage-rule is corresponding with the vertical range of pen core block relative telescopic ruler central axial line.
6. a kind of electrical engineering positioning installation apparatus according to claim 1, which is characterized in that the shrinkage-rule, which is equipped with, to be carved
It spends, the scale on the shrinkage-rule is corresponding with the vertical range of adjusting bracket relative telescopic ruler central axial line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910227637.7A CN109779211B (en) | 2019-03-25 | 2019-03-25 | Electrical engineering location installation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910227637.7A CN109779211B (en) | 2019-03-25 | 2019-03-25 | Electrical engineering location installation device |
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| Publication Number | Publication Date |
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| CN109779211A true CN109779211A (en) | 2019-05-21 |
| CN109779211B CN109779211B (en) | 2020-07-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814412A (en) * | 2021-01-03 | 2021-05-18 | 连云港师范高等专科学校 | Historical architecture outer wall prosthetic devices |
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| CN109025326A (en) * | 2018-08-16 | 2018-12-18 | 武汉海王机电工程技术有限公司 | A kind of assisted location method of foundation bolt |
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|---|---|---|---|---|
| DE19627188C2 (en) * | 1995-10-17 | 1999-09-09 | Rothbucher | Marking element for marking the meter crack in buildings |
| CN202969879U (en) * | 2012-12-07 | 2013-06-05 | 邹松苟 | Multifunctional construction ruler |
| CN106609589A (en) * | 2015-10-27 | 2017-05-03 | 沈阳 | A ceramic plate fixing member |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112814412A (en) * | 2021-01-03 | 2021-05-18 | 连云港师范高等专科学校 | Historical architecture outer wall prosthetic devices |
| CN112814412B (en) * | 2021-01-03 | 2022-02-08 | 连云港师范高等专科学校 | Historical architecture outer wall prosthetic devices |
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| Publication number | Publication date |
|---|---|
| CN109779211B (en) | 2020-07-14 |
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