CN202853823U - Tube tube sheet expansion joint pull-out force testing device - Google Patents
Tube tube sheet expansion joint pull-out force testing device Download PDFInfo
- Publication number
- CN202853823U CN202853823U CN 201220561114 CN201220561114U CN202853823U CN 202853823 U CN202853823 U CN 202853823U CN 201220561114 CN201220561114 CN 201220561114 CN 201220561114 U CN201220561114 U CN 201220561114U CN 202853823 U CN202853823 U CN 202853823U
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- pipe tube
- out force
- proving installation
- pin
- pipe
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- Expired - Lifetime
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Abstract
The utility model relates to a tube tube sheet expansion joint pull-out force testing device comprising an installation platform, a force application meter disposed on the installation platform; a force sensor disposed on the force application meter; and a pin. A bottom part of the pin is buckled with a top part of the force sensor, and a nail part of the pin is inserted in a tube of the tube tube sheet to be measured, in addition, a top part of the pin abuts against a welded surface of the tube top end of the tube tube sheet to be measured. According to the utility model, the compression force application can be used to replace the stretching force application in the conventional tests, and the measurement of the test pieces can be finished without cutting the test pieces.
Description
Technical field
The utility model relates to the pulling-out force test unit, is specifically related to the pulling-out force proving installation of test specimen behind the pipe tube plate expanded-connecting.
Background technology
The at present pulling-out force test behind the pipes and tubes tube plate expanded-connecting of home and overseas is all carried out at cupping machine, the operating space of Tensile testing machine and add the restriction of holding size, sample can only adopt the sample form of the single pipe that cutting forms behind the pipe tube plate expanded-connecting, has greatly increased the manufacture difficulty of sample.
Large for some sizes and can't finish on conventional cupping machine test specimen needs the special tensile test equipment of buying, has caused the very big raising of experimentation cost.
For fear of the cutting of test specimen, realize smoothly the needles of various sizes test specimen simultaneously, the particularly pulling-out force of large scale test specimen test designs new pulling-out force test unit and is very important.At present, in the test of pipe tube plate expanded-connecting pulling-out force, have no report about this technology on the one hand.
The utility model content
In order to address the above problem, the inventor studies with keen determination, found that: a side pipe end of pipe pipe sheet test piece is welded and test specimen is fixed on the mounting platform, at the lifting jack imposed load of downside utilization as application of force meter, advance transmission of pressure by pin, pipe in the test specimen is exerted pressure, by the power value sensor measurement power value between lifting jack and the pin, replaced stretched force-applying in the former test by the compression application of force, can measure thus the value of the pulling-out force behind pipe and the tube plate expanded-connecting, this device can satisfy the testing requirements of all kinds of different size pulling-out force test specimens, thereby finishes the utility model.
The purpose of this utility model is to provide following aspect:
(1) a kind of pipe tube plate expanded-connecting pulling-out force proving installation is characterized in that this device comprises:
Mounting platform;
Application of force meter, it is located on the mounting platform;
Power value sensor, it is arranged on the application of force meter;
Pin, the pin bottom is buckled in power value sensor top, and the nail section of pin inserts in the pipe of pipe tube sheet to be measured, and its top is connected on the pipe top face of weld of pipe tube sheet to be measured.
(2) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (1) is characterized in that,
Pipe tube sheet to be measured is fixed in the test specimen fixed component, and this test specimen fixed component is fixed on the mounting platform.
(3) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (2) is characterized in that,
The test specimen fixed component comprises:
Substrate, it is fixed on the mounting platform,
Fixed head, it is positioned at the substrate top,
Push rod, it is supported between substrate and the fixed head,
The pull bar I, it is fixedly connected with substrate and fixed head respectively by bolt,
Wherein, pipe pipe sheet test piece to be tested is fixed between substrate and the fixed head.
(4) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (3) is characterized in that,
Substrate bottom in the test specimen fixed component has the boss that along continuous straight runs protrudes, and neighbour's boss arranges the height crimping plate identical with boss height, places pressing plate at boss and crimping plate, and pressing plate is fixed on the mounting platform through bolt by the pull bar II.
(5) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (4) is characterized in that,
The pull bar II is lead screw;
Offer through hole on the pressing plate, the pull bar II is arranged in the through hole, passes through bolt tightening steady brace II at the pressing plate upper surface;
Offer the hole on the mounting platform, its bottom part aperture diameter arranges set bolt greater than the remainder aperture in the bottom, hole, set bolt external diameter Xiao Yu bottom part aperture diameter, but greater than the remainder aperture, the pull bar II is twisted on set bolt, passes through bolt tightening steady brace II at the mounting platform upper surface.
(6) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (3) is characterized in that,
The pull bar I is lead screw,
Offer through hole on the fixed head, the pull bar I is arranged in the through hole, passes through bolt tightening steady brace I at the fixed head upper surface,
Offer the hole on the substrate, its bottom part aperture diameter arranges set bolt greater than the remainder aperture in the bottom, hole, set bolt external diameter Xiao Yu bottom part aperture diameter, but greater than the remainder aperture, the pull bar I is twisted on set bolt, passes through bolt tightening steady brace I at upper surface of base plate.
(7) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (1) is characterized in that,
Described application of force meter is lifting jack.
(8) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (1) is characterized in that,
Pin bottom lower surface is offered groove, and power value sensor top is buckled in this groove.
(9) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (1) is characterized in that,
The pin upper base surface is offered groove, and the nail section of pin is plugged in this groove.
(10) the pipe tube plate expanded-connecting pulling-out force proving installation described in above-mentioned (1) is characterized in that,
On mounting platform, under application of force meter, cushion block is set.
The pipe tube plate expanded-connecting pulling-out force proving installation that provides according to the utility model has replaced stretched force-applying in the former test by the compression application of force, can finish the measurement to test specimen in the situation that does not need cutting sample.
Particularly, the pipe tube plate expanded-connecting pulling-out force proving installation that provides according to the utility model has the following advantages:
(1) this apparatus structure is simple, and is easy to operate, can be used for the test specimen of different size and a plurality of pores, but widespread use;
(2) measure with this device, need not cutting sample, the drawback that can avoid the traditional experiment machine to test single pipe, measuring process is succinct, reaches the effect of energy-conserving and environment-protective;
(3) this device can be widely used in the pulling-out force test behind the pipe tube plate expanded-connecting of needles of various sizes, has filled up the technological gap of pulling-out force test behind the pipe tube plate expanded-connecting of large scale, most amounts, for the measurement detection technique of development China provides technical support.
Description of drawings
Fig. 1 illustrates the structural representation according to the pipe tube plate expanded-connecting pulling-out force proving installation of the utility model preferred implementation;
Fig. 2 illustrates the structural representation according to pin in the pipe tube plate expanded-connecting pulling-out force proving installation of the utility model preferred implementation.
The drawing reference numeral explanation:
1-mounting platform 1
2-application of force meter
3-power value sensor
The 4-pin
41-pin bottom
The nail section of 42-pin
5-test specimen fixed component
The 51-substrate
The 52-fixed head
The 53-push rod
54-pull bar I
The 511-boss
512-crimping plate
The 513-pressing plate
514-pull bar II
The 6-test specimen
Embodiment
Below in conjunction with accompanying drawing, further specify the utility model with reference to preferred exemplary embodiment.Characteristics of the present utility model and advantage will become more clear along with these explanations.
Here special-purpose word " exemplary " means " as example, embodiment or illustrative ".Here needn't be interpreted as being better than or being better than other embodiment as " exemplary " illustrated any embodiment.Although accompanying drawing unless otherwise indicated, needn't be drawn in proportion in the various aspects of embodiment shown in the drawings.
In a preferred implementation of the present utility model, as shown in Figure 1, provide a kind of pipe tube plate expanded-connecting pulling-out force proving installation, comprising:
Mounting platform 1;
Application of force meter 2, it is located on the mounting platform 1;
Power value sensor 3, it is arranged on the application of force meter 2;
Pin 4, pin bottom 41 is buckled in power value sensor top, and the nail section 42 of pin inserts in the pipe of pipe tube sheet to be measured, and its top is connected on the pipe top face of weld of pipe tube sheet to be measured.
Wherein, mounting platform 1 is smooth base station, is used for the miscellaneous part of erecting device.
One preferred embodiment in, application of force meter 2 is lifting jack, it is imposed load from bottom to top, and is delivered to by power value sensor and pin on the top face of weld of pipe tube sheet to be measured.Preferably, use hydraulic jack.
In practical operation, utilize lifting jack to apply sustainedly and stably power, until tube-to-tube sheet connection produces relative sliding, record the pulling-out force value of this moment, namely finish the test of single pipe.Then, unloading test power, the position of the lifting jack of mobile bottom, power value sensor and pin can be carried out the measurement of next pipe, thereby be finished continuous coverage.
One preferred embodiment in, can be as required below application of force meter 2 pad establish cushion block, with the regulating device height.
Wherein, power value sensor 3 can use force measurement instrument commonly used, and this is not particularly limited.Its range can be selected as required.
In the utility model, pin 4 is comprised of removable two parts, i.e. the nail section 42 of pin bottom 41 and pin is used for height with the predetermined space of power value sensor 3 snappings, convenient operation thereby can reduce pin bottom 41.
The size of pin designs according to power value sensor and ips size.One preferred embodiment in, pin bottom lower surface is offered groove, power value sensor top is buckled in this groove, the pin upper base surface is offered groove, the nail section of pin is plugged in this groove, as shown in Figure 2.
One preferred embodiment in, for fixing test specimen 6 to be measured, pipe tube sheet to be measured is fixed in the test specimen fixed component 5, this test specimen fixed component 5 is fixed on the mounting platform 1, as shown in Figure 1.
In preferred embodiment, test specimen fixed component 5 comprises:
Substrate 51, it is fixed on the mounting platform 1,
Fixed head 52, it is positioned at substrate 51 tops,
Push rod 53, it is supported between substrate 51 and the fixed head 52,
Pull bar I 54, it is fixedly connected with substrate 51 and fixed head 52 respectively by bolt,
Wherein, pipe pipe sheet test piece to be tested is fixed between substrate 51 and the fixed head 52.
One preferred embodiment in, substrate 51 bottoms in the test specimen fixed component 5 have the boss 511 that along continuous straight runs protrudes, neighbour's boss arranges the height crimping plate 512 identical with boss height, place pressing plate 513 at boss and crimping plate, pressing plate is fixed on the mounting platform 1 through bolt by pull bar II 514.Thus, test specimen fixed component 5 is fixed on the mounting platform 1, as shown in Figure 1.
One preferred embodiment in, pull bar II 514 is lead screw; Offer through hole at pressing plate 513, pull bar II 514 is arranged in the through hole, passes through bolt tightening steady brace II at the pressing plate upper surface; Offer the hole at mounting platform, its bottom part aperture diameter is greater than the remainder aperture, in the bottom, hole set bolt is set, set bolt external diameter Xiao Yu bottom part aperture diameter, but greater than the remainder aperture, thereby set bolt is arranged in this hole, pull bar II 514 is twisted on this set bolt, pass through bolt tightening steady brace II 514 at the mounting platform upper surface, as shown in Figure 1.
One preferred embodiment in, pull bar I 54 is lead screw, offer through hole at fixed head 52, pull bar I 54 is located in the through hole, pass through bolt tightening steady brace I 54 at fixed head 53 upper surfaces, offer the hole at substrate 51, its bottom part aperture diameter is greater than the remainder aperture, in the bottom, hole set bolt is set, set bolt external diameter Xiao Yu bottom part aperture diameter, but greater than the remainder aperture, thereby this set bolt is opened in this hole, pull bar I 54 is twisted on this set bolt, passes through bolt tightening steady brace I at substrate 51 upper surfaces, as shown in Figure 1.
Easy to use according to the pipe tube plate expanded-connecting pulling-out force proving installation that the utility model provides, need not cutting sample during measurement, can easily measure pulling-out force.
Abovely in conjunction with specific embodiments the utility model is illustrated.But, these embodiments only are illustrative, and it is to protection domain of the present utility model and do not constitute any limitation.It will be appreciated by those skilled in the art that in the situation that does not exceed or depart from the utility model protection domain, the technical solution of the utility model and embodiment thereof have multiple modification, improvement or equivalent, these all should fall in the protection domain of the present utility model.
Claims (10)
1. pipe tube plate expanded-connecting pulling-out force proving installation is characterized in that this device comprises:
Mounting platform;
Application of force meter, it is located on the mounting platform;
Power value sensor, it is arranged on the application of force meter;
Pin, the pin bottom is buckled in power value sensor top, and the nail section of pin inserts in the pipe of pipe tube sheet to be measured, and its top is connected on the pipe top face of weld of pipe tube sheet to be measured.
2. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 1 is characterized in that,
Pipe tube sheet to be measured is fixed in the test specimen fixed component, and this test specimen fixed component is fixed on the mounting platform.
3. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 2 is characterized in that,
The test specimen fixed component comprises:
Substrate, it is fixed on the mounting platform,
Fixed head, it is positioned at the substrate top,
Push rod, it is supported between substrate and the fixed head,
The pull bar I, it is fixedly connected with substrate and fixed head respectively by bolt,
Wherein, pipe pipe sheet test piece to be tested is fixed between substrate and the fixed head.
4. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 3 is characterized in that,
Substrate bottom in the test specimen fixed component has the boss that along continuous straight runs protrudes, and neighbour's boss arranges the height crimping plate identical with boss height, places pressing plate at boss and crimping plate, and pressing plate is fixed on the mounting platform through bolt by the pull bar II.
5. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 4 is characterized in that,
The pull bar II is lead screw;
Offer through hole on the pressing plate, the pull bar II is arranged in the through hole, passes through bolt tightening steady brace II at the pressing plate upper surface;
Offer the hole on the mounting platform, its bottom part aperture diameter arranges set bolt greater than the remainder aperture in the bottom, hole, set bolt external diameter Xiao Yu bottom part aperture diameter, but greater than the remainder aperture, the pull bar II is twisted on set bolt, passes through bolt tightening steady brace II at the mounting platform upper surface.
6. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 3 is characterized in that,
The pull bar I is lead screw,
Offer through hole on the fixed head, the pull bar I is arranged in the through hole, passes through bolt tightening steady brace I at the fixed head upper surface,
Offer the hole on the substrate, its bottom part aperture diameter arranges set bolt greater than the remainder aperture in the bottom, hole, set bolt external diameter Xiao Yu bottom part aperture diameter, but greater than the remainder aperture, the pull bar I is twisted on set bolt, passes through bolt tightening steady brace I at upper surface of base plate.
7. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 1 is characterized in that,
Described application of force meter is lifting jack.
8. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 1 is characterized in that,
Pin bottom lower surface is offered groove, and power value sensor top is buckled in this groove.
9. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 1 is characterized in that,
The pin upper base surface is offered groove, and the nail section of pin is plugged in this groove.
10. pipe tube plate expanded-connecting pulling-out force proving installation according to claim 1 is characterized in that,
On mounting platform, under application of force meter, cushion block is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220561114 CN202853823U (en) | 2012-10-29 | 2012-10-29 | Tube tube sheet expansion joint pull-out force testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220561114 CN202853823U (en) | 2012-10-29 | 2012-10-29 | Tube tube sheet expansion joint pull-out force testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202853823U true CN202853823U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220561114 Expired - Lifetime CN202853823U (en) | 2012-10-29 | 2012-10-29 | Tube tube sheet expansion joint pull-out force testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202853823U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979891A (en) * | 2017-03-31 | 2017-07-25 | 江苏省特种设备安全监督检验研究院 | A kind of pull-off strength performance test methods of Zr pipes tube sheet joint |
| CN109855853A (en) * | 2019-03-04 | 2019-06-07 | 东方电气集团东方锅炉股份有限公司 | Test specimen, expanded joint pulling-out force test device and its application method for the test of expanded joint pulling-out force |
| CN109990988A (en) * | 2017-12-29 | 2019-07-09 | 上海共联通信信息发展有限公司 | A kind of 4G wireless base station device board performance testing device |
-
2012
- 2012-10-29 CN CN 201220561114 patent/CN202853823U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979891A (en) * | 2017-03-31 | 2017-07-25 | 江苏省特种设备安全监督检验研究院 | A kind of pull-off strength performance test methods of Zr pipes tube sheet joint |
| CN109990988A (en) * | 2017-12-29 | 2019-07-09 | 上海共联通信信息发展有限公司 | A kind of 4G wireless base station device board performance testing device |
| CN109990988B (en) * | 2017-12-29 | 2023-11-07 | 上海共联通信信息发展有限公司 | Board card performance testing device for 4G wireless base station equipment |
| CN109855853A (en) * | 2019-03-04 | 2019-06-07 | 东方电气集团东方锅炉股份有限公司 | Test specimen, expanded joint pulling-out force test device and its application method for the test of expanded joint pulling-out force |
| CN109855853B (en) * | 2019-03-04 | 2024-02-02 | 东方电气集团东方锅炉股份有限公司 | Test piece for expansion joint pull-out force test, expansion joint pull-out force test device and use method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |
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| CX01 | Expiry of patent term |