CN103712864B - Electrical construction mechanics test device - Google Patents
Electrical construction mechanics test device Download PDFInfo
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- CN103712864B CN103712864B CN201310755341.5A CN201310755341A CN103712864B CN 103712864 B CN103712864 B CN 103712864B CN 201310755341 A CN201310755341 A CN 201310755341A CN 103712864 B CN103712864 B CN 103712864B
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Abstract
The present invention relates to a kind of electrical construction mechanics test device, it comprise perpendicular establish fixed beam, the scalable component be sheathed on outside fixed beam, be located at mechanics elastic component and test fixation kit that bracketing between fixed beam and scalable component lives scalable component; Lower end and the fixed beam of described scalable component are fixed; Described test fixation kit comprises the lower holder that fixed beam bottom or scalable component bottom are fixed in one end and the upper holder leaned on scalable component top or top; The other end of upper holder is the upper geometrical clamp gripped with determinand, and the other end of lower holder is the lower geometrical clamp gripped with determinand.The object of the present invention is to provide a kind of portable electrical construction mechanics test device that can carry out quantizing to strength of joint etc. test.The invention has the advantages that: apparatus of the present invention are simply portable, easy to detect, detection speed is fast, contributes to improving work efficiency, has obvious economic benefit.
Description
Technical field
The present invention relates to a kind of multi-usage electrical construction mechanics test device.
Background technology
In building electric engineering construction, conductor laying generally adopts conduits such as wearing pvc pipe, KBG pipe, JDG pipe to protect, and is subjected to exterior mechanical damage to prevent wire." sleeve pipe is direct " of same material is adopted to connect between conduit, " sleeve pipe is direct " not only can play the effect of continuous conduit, some metal catheters also utilize the electric conductivity of metal, by " sleeve pipe is direct ", two sections of metal catheters are carried out being connected to form complete electric path, the charged metal shell of pipe end equipment can carry out good earth by this electric path, ensures the Electrical Safety on circuit.But the connection at present between pipeline is insecure, the problem of coming off is the modal common quality defect of electrical engineering, causes the use safety hidden danger such as wire mechanical protection is not in place, electrical grounding path is discontinuous.Reason be pvc pipe bonded joint loosely, KBG pipe withhold not in place, the tightening of JDG pipe tightening formula joint is not in place, is finally presented as that joint resistance to tension deficiency causes Joint's falling off.
" construction of extruded connection steel conduit raceway for wiring and acceptance specification " CECS100:98; " construction of telescopic steel conduit with tapered adapter raceway for wiring and acceptance specification " CECS120:2007 specifies: " tensile strength of raceway for wiring junction should not be less than 1.5KN.
" insulating electrical casing pipe for building and accessory " JG3050-1998 specifies: " tensile strength of raceway for wiring junction should not be less than 1.5KN.Also specify in production standard: " pipe bonding place is about 5-10 minute surface drying, solidifies and surveys suitable strength PVC and PVC >=25kg/c ㎡ afterwards in 24 hours "
There is no special pipe joint tensile property proving installation on the market at present, cannot test the pipeline of having constructed in practice of construction yet, just adopt artificial hand to draw in the easy judgement of row, cannot quantize to check.If pipe joint is installed when defective meeting causes threading in pipeline, owing to the action such as to draw, pull out cause, joint is stressed to come off.
In building lightening protection engineering, galvanized steel bar lighting proof strip adopts Φ 10/ Φ 12 galvanized steel bar as support usually.The fixing means of support is: adopt electric hammer to carry out earth borer eye on parapet, the diameter in hole is slightly larger than the diameter of round steel support.Put into by round steel support after eye completes, periphery space adopts cement to cram.Usually not in placely cause support loose or dislocation owing to cramming." building electric engineering construction quality accident specification " GB50303-2002, " building lightning protection engineering construction and inspection of quality specification " GB50601-2010 5.1.2 article require: " downlead fixed support should be fixed reliably, and each fixed support should be able to bear 49N vertical tension ".There is no lighting proof strip support tensile property proving installation on the market at present, cannot the support vertical resistance to tension of having constructed be tested in practice of construction, be adopt artificial hand to draw in the easy judgement of row, inspection cannot be quantized and bring difficulty to construction, quality inspection.
Summary of the invention
The object of the present invention is to provide a kind of portable electrical construction mechanics test device that can carry out quantizing to strength of joint etc. test.
Object of the present invention is achieved through the following technical solutions: a kind of electrical construction mechanics test device, it comprise perpendicular establish fixed beam, the scalable component be sheathed on outside fixed beam, be located at mechanics elastic component and test fixation kit that bracketing between fixed beam and scalable component lives scalable component; Lower end and the fixed beam of described scalable component are fixed;
Described test fixation kit comprises the lower holder that fixed beam bottom or scalable component bottom are fixed in one end and the upper holder leaned on scalable component top or top; The other end of upper holder is the upper geometrical clamp gripped with determinand, and the other end of lower holder is the lower geometrical clamp gripped with determinand.
Or described test fixation kit comprises the holder of being located at scalable component top and coordinates the top-pressure part that can move horizontally location with holder; Described fixed beam is hollow sleeve and is provided with vertical slotted eye; Described top-pressure part can pass vertical slotted eye by moving horizontally and stretch in fixed beam.
Compared to prior art, the invention has the advantages that:
1. the present invention efficiently solves pipeline and connects stretching resistance test problem, avoids coming off mechanical protection disappearance, the grounded circuit discontinuous problem caused because of line connection.
2. apparatus of the present invention are simply portable, easy to detect, and detection speed is fast, contribute to improving work efficiency, have obvious economic benefit.
3. the present invention solves pipeline connection, lighting proof strip support installing quality Control from instrument.
4. structure of the present invention is simple, and low price, contributes to promoting the use.
Accompanying drawing explanation
Fig. 1 is the using state figure of an embodiment of the present invention.
Fig. 2 is the cut-open view of an embodiment of the present invention.
Fig. 3 is the using state figure of the another kind of embodiment of the present invention.
Label declaration: on 1 fixed beam, 2 scalable components, 3, holder, 4 times holders, 5 holders, 6 top-pressure parts, 7 slotted eyes, 8 mechanical springs, 9 supporting seats, 10 footstocks, 11 upper bushes, 12 lower sleeves, 13 limit convex edges, 14 graduation indication districts, 15 support convex edge, 16 lighting proof strip supports.
Embodiment
Below in conjunction with Figure of description and embodiment, content of the present invention is described in detail:
Embodiment 1:
Electrical construction mechanics test device, it comprise perpendicular establish fixed beam 1, the scalable component 2 be sheathed on outside fixed beam 1, be located at bracketing between fixed beam 1 and scalable component 2 and live the mechanics elastic component of scalable component 2 and test fixation kit; Lower end and the fixed beam 1 of described scalable component 2 are fixed;
Described test fixation kit comprises the lower holder 4 that fixed beam 1 bottom or scalable component 2 bottom are fixed in one end and the upper holder 3 leaned on scalable component 2 top or top; The other end of upper holder 3 is the upper geometrical clamp gripped with determinand, and the other end of lower holder 4 is the lower geometrical clamp gripped with determinand.Fixed folder and lower geometrical clamp are spring fixed clamp.
In Fig. 1, lower holder 4 is fixed on the fixed beam 1 between lower sleeve 12 and supporting seat 9, and described upper holder 3 is located at upper bush 11 upper end, and upper bush 11 is provided with the support convex edge 15 for being resisted against upper holder 3 lower surface.
Described mechanics elastic component is mechanical springs 8.
Described fixed beam 1 lower end is provided with supporting seat 9, and described fixed beam 1 upper end is provided with footstock 10.
Described fixed beam 1 is provided with to match with scalable component 2 end face and indicates the graduation indication district 14 of stress value.
Described scalable component 2 comprises the lower sleeve 12 and the upper bush 11 that coordinate mutually nested with lower sleeve 12 that are fixedly connected with fixed beam 1, the lower end of mechanics elastic component leans on the diapire of lower sleeve 12, and the upper end of mechanics elastic component leans on the roof of upper bush 11.
The limit convex that cooperatively interacts is provided with along 13 between the lower end of described upper bush 11 and the upper end of lower sleeve 12.Described limit convex is the annulus that extends internally of upper bush 11 opening part and the outward extending annulus of lower sleeve 12 opening part along 13.
The present invention is by scalable component 2 top and bottom Compressive Mechanical spring 8 vertically, mechanical springs 8 is made to produce elastic deformation, the elastic force that mechanical springs 8 produces due to elastic deformation again acting in opposition on scalable component 2 top and bottom, by the upper holder 3 and lower holder 4 that are arranged on scalable component 2 upper and lower side, acting force is transmitted on the pipeline of connection, two pipelines of connection can be made to produce the pulling force be separated, coordinate the graduation indication district 14 on mechanical springs 8 and fixed beam 1, can accurately control action at the pulling force of pipeline junction, if pipeline junction can bear the pulling force standard of national regulation, explanation installation quality is qualified, thus play the effect that pipe joint detects fast.
Using method of the present invention is: press down past for upper bush 11 with hand, observe scalable component 2 end face, when scale mark on rod member 1 to be fixed and scalable component 2 end face are aligned in 1.5KG, spring fixed clamp is opened and is clipped on the both sides conduit of pipe joint, utilize the elastic force butt junction of mechanical springs 8 to connect tensile strength to test, if joint stretching resistance is less than 1.5KG, then pipeline is come off by device pull-out.Can test each pipe joint quickly and easily thus.
Embodiment 2:
Electrical construction mechanics test device, it comprise perpendicular establish fixed beam 1, the scalable component 2 be sheathed on outside fixed beam 1, be located at bracketing between fixed beam 1 and scalable component 2 and live the mechanics elastic component of scalable component 2 and test fixation kit; Lower end and the fixed beam 1 of described scalable component 2 are fixed;
Described test fixation kit comprises the holder 5 of being located at scalable component 2 top and coordinates the top-pressure part 6 that can move horizontally location with holder 5; Described fixed beam 1 is hollow sleeve and is provided with vertical slotted eye 7; Described top-pressure part 6 can pass vertical slotted eye 7 by moving horizontally and stretch in fixed beam 1.The slotted eye 7 of described fixed beam 1 sidewall can be arranged on the side in graduation indication district 14, arranges with graduation indication district 14 parallel interval, top-pressure part 6 can be arranged to the pointer of indicating graduation.
Described top-pressure part 6 is undertaken moving horizontally location by helicitic texture and holder 5.
The top of described holder 5 is provided with and extends internally and end leans lean part in fixed beam 1 outside wall surface; Or the madial wall of described holder 5 abuts in fixed beam 1 outside wall surface.
When testing lighting proof strip support 16 tensile property, daughter's metope due to what be connected with lightning rod, there is no suitable region fixing for lower holder 4, can only adopt and fixed beam 1 supporting seat 9 is propped up daughter's metope, then after Compressive Mechanical spring 8 to assigned scale, be fixedly connected with lighting proof strip support 16 by upper holder 3, it is unstable and inconvenient that this mode tests lighting proof strip support 16 tensile property.Fixed beam 1 is made hollow sleeve, can whole device be enclosed within outside lighting proof strip support 16, fixed beam 1 supporting seat 9 is placed on parapet, hollow sleeve sidewall is provided with vertical slotted eye 7 and test fixation kit, described test fixation kit comprises holder 5 and top-pressure part 6, test fixation kit is by the deformation controlling mechanical springs 8 in scalable component 2 mobile on slotted eye 7, mechanical springs 8 is made to give certain reacting force, when reacting force being adjusted to the size of the power of defined in examination criteria, by top-pressure part 6, the present invention and lighting proof strip support 16 are fixed, the reacting force of mechanical springs 8 will act on lighting proof strip support 16.
The using method of the present embodiment is: the hollow sleeve of device is aimed at mounted lighting proof strip support 16 and is inserted in, hollow sleeve supporting seat 9 is withstood on parapet surface level, press down past for upper bush 11 with hand, observe top-pressure part 6, when scale mark on hollow sleeve and top-pressure part 6 are aligned in 5KG, top-pressure part 6 fixes lighting proof strip support 16, unclamp hand, the elastic force of mechanical springs 8 is utilized to test lighting proof strip support 16 tensile property, if support stretching resistance is less than 5KG, then support is pulled up by device.Can test each support stretching resistance quickly and easily thus.
Claims (10)
1. an electrical construction mechanics test device, is characterized in that: it comprise perpendicular establish fixed beam (1), be sheathed on fixed beam (1) scalable component outward (2), be located at bracketing between fixed beam (1) and scalable component (2) and live the mechanics elastic component of scalable component (2) and test fixation kit; The lower end of described scalable component (2) and fixed beam (1) are fixed;
Described test fixation kit comprises the lower holder (4) that fixed beam (1) bottom or scalable component (2) bottom are fixed in one end and the upper holder (3) leaned on scalable component (2) top or top; The other end of upper holder (3) is the upper geometrical clamp gripped with determinand, and the other end of lower holder (4) is the lower geometrical clamp gripped with determinand;
Or described test fixation kit comprises the holder (5) of being located at scalable component (2) top and coordinates the top-pressure part (6) that can move horizontally location with holder (5); Described fixed beam (1) is for hollow sleeve and be provided with vertical slotted eye (7); Described top-pressure part (6) can pass vertical slotted eye (7) by moving horizontally and stretch in fixed beam (1).
2. electrical construction mechanics test device according to claim 1, is characterized in that: fixed folder and lower geometrical clamp are spring fixed clamp.
3. electrical construction mechanics test device according to claim 1, is characterized in that: described mechanics elastic component is mechanical springs (8).
4. electrical construction mechanics test device according to claim 1, is characterized in that: described top-pressure part (6) is undertaken moving horizontally location by helicitic texture and holder (5).
5. electrical construction mechanics test device according to claim 1, is characterized in that: the top of described holder (5) is provided with and extends internally and end leans lean part in fixed beam (1) outside wall surface; Or the madial wall of described holder (5) abuts in fixed beam (1) outside wall surface.
6. electrical construction mechanics test device according to claim 1, is characterized in that: described fixed beam (1) lower end is provided with supporting seat (9).
7. electrical construction mechanics test device according to claim 1, is characterized in that: described fixed beam (1) upper end is provided with footstock (10).
8. electrical construction mechanics test device according to claim 1, is characterized in that: described fixed beam (1) is provided with to match with scalable component (2) end face and indicates the graduation indication district (14) of stress value.
9. the electrical construction mechanics test device according to claim 1-8 any one, it is characterized in that: described scalable component (2) comprises the lower sleeve (12) and the upper bush (11) that coordinate mutually nested with lower sleeve (12) that are fixedly connected with fixed beam (1), the lower end of mechanics elastic component leans on the diapire of lower sleeve (12), and the upper end of mechanics elastic component leans on the roof of upper bush (11).
10. electrical construction mechanics test device according to claim 9, is characterized in that: be provided with limit convex edge (13) cooperatively interacted between the lower end of described upper bush (11) and the upper end of lower sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310755341.5A CN103712864B (en) | 2013-12-31 | 2013-12-31 | Electrical construction mechanics test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310755341.5A CN103712864B (en) | 2013-12-31 | 2013-12-31 | Electrical construction mechanics test device |
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| CN103712864A CN103712864A (en) | 2014-04-09 |
| CN103712864B true CN103712864B (en) | 2015-11-18 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012346A (en) * | 2010-12-29 | 2011-04-13 | 海盐管件制造有限公司 | Pipe joint separating force tester and testing method thereof |
| CN202075176U (en) * | 2011-05-16 | 2011-12-14 | 天津精华石化有限公司 | Tensile testing machine and clamp thereof |
| CN202522482U (en) * | 2012-04-26 | 2012-11-07 | 北京隆盛泰科石油管科技有限公司 | Extensometer for measuring yield strength of plate-shaped tensile test sample of pipeline steel |
| CN203658171U (en) * | 2013-12-31 | 2014-06-18 | 中建海峡建设发展有限公司 | Mechanical testing device for electrical construction |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2917668C2 (en) * | 1979-05-02 | 1983-07-28 | Main-Gaswerke Ag, 6000 Frankfurt | Holding arrangement for mechanical testing of plastic pipes |
| JPH03152439A (en) * | 1989-11-08 | 1991-06-28 | Hiroyoshi Nagamitsu | Measuring device for hair |
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2013
- 2013-12-31 CN CN201310755341.5A patent/CN103712864B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012346A (en) * | 2010-12-29 | 2011-04-13 | 海盐管件制造有限公司 | Pipe joint separating force tester and testing method thereof |
| CN202075176U (en) * | 2011-05-16 | 2011-12-14 | 天津精华石化有限公司 | Tensile testing machine and clamp thereof |
| CN202522482U (en) * | 2012-04-26 | 2012-11-07 | 北京隆盛泰科石油管科技有限公司 | Extensometer for measuring yield strength of plate-shaped tensile test sample of pipeline steel |
| CN203658171U (en) * | 2013-12-31 | 2014-06-18 | 中建海峡建设发展有限公司 | Mechanical testing device for electrical construction |
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| CN103712864A (en) | 2014-04-09 |
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