CN204881557U - Detection tool - Google Patents
Detection tool Download PDFInfo
- Publication number
- CN204881557U CN204881557U CN201520535617.3U CN201520535617U CN204881557U CN 204881557 U CN204881557 U CN 204881557U CN 201520535617 U CN201520535617 U CN 201520535617U CN 204881557 U CN204881557 U CN 204881557U
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- main body
- elastic
- detection frock
- detected
- test section
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- 238000001514 detection method Methods 0.000 title claims abstract description 47
- 238000012360 testing method Methods 0.000 claims description 50
- 238000009434 installation Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a detection tool, which comprises a main body and an elastic detection head; the elastic detection head comprises a detection part and an elastic part; the detection part is positioned at one end of the main body and is suitable for contacting with the surface of the workpiece to be detected; one end of the elastic part is connected with the detection part, and the other end of the elastic part is inserted into the main body and fixed on the main body; when the detection part is contacted with the surface of the detected workpiece, the elastic part deforms along with the concave-convex condition of the surface of the detected workpiece. The deformation quantity of the elastic part is detected to represent parameters such as flatness of the surface of the workpiece to be detected, and therefore the specific position of the surface deformation of the workpiece to be detected can be accurately detected. Therefore, after the specific position of the surface deformation of the workpiece to be detected is detected, measures can be taken in time for controlling and adjusting the specific position so as to prevent and stop the condition that the surface of the workpiece to be detected does not meet the requirements. The problem of the current shell and tube heat exchanger water leakage phenomenon appears after the assembly is accomplished has been solved effectively.
Description
Technical field
The utility model relates to mechanical field, particularly relates to a kind of detection frock.
Background technology
Shell-and-tube heat exchanger (shellandtubeheatexchanger) is also known as tubular heat exchanger.It is the dividing wall type heat exchanger using closed wall of restraining in the housing as heat-transfer area.It is made up of parts such as housing, the tube bank of heat transfer type, tube sheet, baffle (baffle plate) and bobbin carriages usually.At present, after the tubing of shell-and-tube heat exchanger has welded, be assembled to when hydroecium carries out hydraulic pressure test and often there will be drainage, the centrifugal chiller that especially specification is larger has leaked comparatively serious.
Utility model content
Based on this, be necessary to have assembled the rear problem occurring drainage for existing shell-and-tube heat exchanger, provide a kind of and detect frock.
The one provided for realizing the utility model object detects frock, comprises main body and elastomeric check head;
Described elastomeric check head comprises test section and elastic;
Described test section is positioned at one end of described main body, is applicable to contact with measured workpiece surface;
Described elastic one end is connected with described test section, and the other end interts in the inside of described main body and fixes on the body;
When described test section contacts with described measured workpiece surface, described elastic is with the concavo-convex situation generation deformation on described measured workpiece surface.
Wherein in an embodiment, described test section is spherical structure.
Wherein in an embodiment, described elastic is spring.
Wherein in an embodiment, the other end of described main body is provided with fixed mechanism;
Described fixed mechanism is connected with the other end of described elastic.
Wherein in an embodiment, the other end of described main body is also provided with guide pole;
Described guide pole interts in the inside of described main body, be arranged in parallel with described elastic.
Wherein in an embodiment, the quantity of described guide pole is multiple;
Multiple described guide poles are around in the surrounding of described elastic.
Wherein in an embodiment, also comprise signal receiver; And the other end of described main body is provided with receiver installation portion;
Described signal receiver is arranged on described receiver installation portion, is applicable to the deformation quantity receiving the described elastic that laser planeness measuring instrument detects.
Wherein in an embodiment, described receiver installation portion offers mounting hole;
Described signal receiver is threaded with described receiver installation portion by described mounting hole.
Wherein in an embodiment, also comprise display device;
Described signal receiver is connected with described display device communication, is applicable to the described deformation quantity received is sent to the display of described display device.
Wherein in an embodiment, described signal receiver is Bluetooth Receiver.
The beneficial effect of above-mentioned detection frock:
It by arranging elastomeric check head in the main body detecting frock, and is contacted with measured workpiece surface by the test section of elastomeric check head.Meanwhile, because the elastic of elastomeric check head is connected with test section, therefore when test section contacts with measured workpiece surface, elastic can with the concavo-convex situation generation deformation on measured workpiece surface under the drive of test section.Characterized the parameters such as the flatness on measured workpiece surface by the deformation quantity detecting this elastic, thus the particular location of measured workpiece surface deformation can be detected accurately.Thus when after the particular location detecting measured workpiece surface deformation, can take measures in time to be controlled adjustment for particular location, to prevent and to stop the undesirable situation in measured workpiece surface.Efficiently solve existing shell-and-tube heat exchanger and assemble the rear problem occurring drainage.
Accompanying drawing explanation
Fig. 1 is the structural representation of a specific embodiment of detection frock of the present utility model;
Fig. 2 is the right view of a specific embodiment of detection frock of the present utility model;
Fig. 3 is the vertical view of a specific embodiment of detection frock of the present utility model;
Fig. 4 is the cut-open view of a specific embodiment of detection frock of the present utility model;
Fig. 5 is the structural representation of another specific embodiment of detection frock of the present utility model.
Embodiment
For making technical solutions of the utility model clearly, below in conjunction with drawings and the specific embodiments, the utility model is described in further details.
See Fig. 1 to Fig. 4, as a specific embodiment of detection frock 100 of the present utility model, it comprises main body 110 and elastomeric check head.Wherein, elastomeric check head comprises test section 121 and elastic (not shown).
Test section 121 is positioned at one end of main body 110, is applicable to contact with measured workpiece surface (not shown).Elastic one end is connected with test section 121, and the other end interts in the inside of main body 110 and is fixed in main body 110.
When test section 121 contacts with measured workpiece surface, elastic under the drive of test section 121 with the concavo-convex situation generation deformation on measured workpiece surface.
It by arranging elastomeric check head in the main body 110 detecting frock 100, contacted with measured workpiece surface by the test section 121 of elastomeric check head, and be connected with test section 121 by the elastic arranging elastomeric check head, make elastic concavo-convex situation generation deformation with measured workpiece surface under the drive of test section 121.And then coordinate relevant surveying instrument to detect the deformation quantity of elastic again, characterize the performance parameters such as the flatness on measured workpiece surface with this deformation quantity, detect that the particular location of deformation occurs on measured workpiece surface by this deformation quantity.Corresponding measure can be taked in time to be adjusted and control for the particular location that deformation occurs thus, effectively prevent and stopped the undesirable situation in measured workpiece surface, thus solve existing shell-and-tube heat exchanger and assembled the rear problem occurring drainage, ensure that the quality of measured workpiece.
It should be pointed out that the structure of the test section 121 of the elastomeric check head of detection frock 100 of the present utility model is preferably spherical structure.When adopting the test section 121 of spherical structure to contact with measured workpiece surface, can form 360 degree with measured workpiece surface and contact, this deformation quantity just making elastic produce with the concavo-convex situation on measured workpiece surface under the drive of test section 121 is more accurate.Thus, improve the degree of accuracy detecting frock 100, further ensure the reliability and accuracy that detect frock 100.
Wherein, main body 110 structure of detection frock 100 of the present utility model can be tubular structure so that testing staff easily hand-held main body 110 detect.Further, by being tubular structure by main body 110 vibrational power flow, it is while the comfortableness adding testing staff's operation detection frock 100, also makes to detect frock 100 structure simple, is easy to realize.And, also can set up slippage prevention device outside main body 110, to increase the friction force on main body 110 surface, avoid causing because main body 110 is too smooth in testing process, detecting frock 100 by the phenomenon dropped in testing staff's hand, ensure the fairness of testing process, also further increase the reliability detecting frock 100 and security simultaneously.
Further, the elastic of the elastomeric check head in detection frock 100 of the present utility model realizes by adopting spring.Adopt spring as elastic, be connected with test section 121, and spring is directly interted in the inside of the main body 110 detecting frock 100.Its structure is simple, is easy to realize, and with low cost.
After elastic is connected with test section 121, elastic can produce deformation with the concavo-convex situation on measured workpiece surface under the drive of test section 121.Therefore, one end that elastic is not connected with test section 121 needs to be fixed in main body 110, to ensure the reliability of elastic.As a kind of embodiment, can directly one end that elastic is not connected with test section 121 be fixed in main body 110.And as another kind of embodiment, then arrange a fixed mechanism 130 by one end opposing with detection head in the main body 110 detecting frock 100, and by one end that elastic is not connected with test section 121 is directly fixed on this fixed mechanism 130.Wherein, when realizing fixing in main body 110 of one end that elastic is not connected with test section 121 when adopting fixed mechanism 130, this fixed mechanism 130 can be rod-like structure.The one end adopting the fixed mechanism 130 of rod-like structure to connect elastic not to be connected with test section 121, structure is simple, is easy to realization.
Further, as a specific embodiment of detection frock 100 of the present utility model, the other end (namely not installing one end of test section 121) of the main body 110 of this detection frock 100 is also provided with guide pole 140.This guide pole 140 interts in the inside of main body 110, and be arranged in parallel with the elastic of elastomeric check head.By interting guide pole 140 in main body 110 inside detecting frock 100, and guide pole 140 is set be arranged in parallel with elastic, with this, guide effect is played to the direction of motion of elastic, and further a fixation is played to elastic, thus reach the object effectively controlling the verticality that elastic rises or declines.This also just further ensure that the accuracy of the deformation quantity that elastic produces with the concavo-convex situation on measured workpiece surface, thus further improves the degree of accuracy detecting frock 100, ensure that the accuracy and reliability that detect frock 100.
It should be noted that the quantity of guide pole 140 can be one or more, be preferably two.Thus, when fixed mechanism 130 adopts fixed bar, guide pole 140 and fixed bar form two bar syndeton or many bars syndeton, effectively to control elastic lifting verticality, ensure that the precision of elastomeric check head with the concavo-convex situation lifting process on measured workpiece surface.Wherein, when the quantity of guide pole 140 is multiple, multiple guide pole 140 evenly can be around in the surrounding of elastic.
See Fig. 5, as another specific embodiment of detection frock 100 of the present utility model, it also comprises signal receiver 160.Meanwhile, receiver installation portion 150 is also provided with at the other end of the main body 110 detecting frock 100.Wherein, signal receiver 160, by being arranged on receiver installation portion 150, realizes the installation of signal receiver 160 in the main body 110 detecting frock 100.
Because detection frock 100 of the present utility model needs to coordinate relevant surveying instrument, as laser planeness measuring instrument, the performance parameters such as the flatness on measured workpiece surface are detected.In order to the deformation quantity of the elastic detecting frock 100 directly can be observed fast, by setting up a signal receiver 160 in detection frock 100, directly receive by signal receiver 160 the deformation quantity signal that laser planeness measuring instrument detects, and the deformation quantity signal received is sent in electronic display or computer or other display equipment shows.Thus, testing staff can observe the parameters such as the flatness on measured workpiece surface intuitively, thus can make corresponding regulating measures according to the deformation quantity detected to measured workpiece surface fast.This also just accelerates the speed of measured workpiece Surface testing, improves detection efficiency.
It should be noted that, in the above-described embodiments, receiver installation portion 150 can offer mounting hole 151, and signal receiver 160 is threaded with receiver installation portion 150 by this mounting hole 151.Removably connecting of the main body 110 of signal receiver 160 and detection frock 100 can be realized thus.When not needing to use signal receiver 160, then signal receiver 160 can be disassembled by main body 110 by unclamping screw.Simple to operation, and be conducive to the placement detecting frock 100.
Further, in order to improve the detection efficiency of detection frock 100 of the present utility model further, also directly a display device can be set up in detection frock 100.Be connected with display device communication by signalization receiver 160, the deformation quantity received be sent to display device display, thus do not need again signal receiver 160 to be connected with other electronic display unit.Namely testing staff directly can observe testing result at the Test Field on measured workpiece surface, thus accelerates detection speed further.
It should be pointed out that the signal receiver 160 of detection frock 100 of the present utility model can be Bluetooth Receiver.Adopt Bluetooth Receiver as the signal receiver 160 be connected with laser planeness surveying instrument, structure is simple, with low cost.
For clearer explanation the technical solution of the utility model, be described further for the testing process of a specific embodiment of detection frock 100 of the present utility model below.
The test section 121 of the elastomeric check head of detection frock 100 of the present utility model is adopted directly to contact with measured workpiece surface, can automatically rise according to its concave-convex surface situation or decline after test section 121 and measured workpiece surface contact, drive elastic to produce corresponding deformation quantity thus.And then accurately detected the deformation quantity of elastic again by laser plane measuring instrument, i.e. the rising of elastomeric check head or the numerical value of decline, and the deformation quantity detected is sent to Bluetooth Receiver.After Bluetooth Receiver receives deformation quantity, directly show deformation quantity by display.Testing staff observes deformation quantity by display, is obtained the parameters such as the flatness on measured workpiece surface by deformation quantity, namely obtains the particular location whether measured workpiece surface deforms and deform.Adopt corresponding measure to adjust measured workpiece surface according to these results obtained or control, finally making measured workpiece surface meet the requirements.Thus efficiently solve in container tube sheet welding process, cause distortion by high temperature, pulling-down factor, cannot seal after impact assembling or sealing effectiveness difference problem.Avoid product to leak because of pressure testing or the situation causing doing over again of leaking after sale, ensure that product quality, improve production efficiency, also a saving maintenance cost simultaneously.
The utility model is by design one auxiliary detection frock 100, to the tube sheet of different designs type (as: surface fluting, local concavo-convex, spreading distortion etc.), the elastomeric check 360 degree of contact measured workpiece surfaces detecting frock 100 are used also automatically to augment up and down, measure supplement numerical value thus the deflection of check point and the particular location of distortion after drawing measured workpiece surface-welding by the method for laser planeness, thus take measures to be controlled.Adopt this detection frock 100 to detect the shell-and-tube heat exchanger after assembling, achieve and effectively prevent and stop the rear seepy question of shell-and-tube heat exchanger assembling.Because detection frock 100 of the present utility model uses elastomeric check 360 degree of contact supplements automatically, accurately tube sheet planar degree, welding deformation amount are detected, therefore it is applicable to the tube sheet of various different designs type, as: surface fluting, concavo-convex, the spreading distortion in local etc.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. detect a frock, it is characterized in that, comprise main body (110) and elastomeric check head;
Described elastomeric check head comprises test section (121) and elastic;
Described test section (121) is positioned at one end of described main body (110), is applicable to contact with measured workpiece surface;
Described elastic one end is connected with described test section (121), and the other end interts in the inside of described main body (110) and is fixed in described main body (110);
When described test section (121) contacts with described measured workpiece surface, described elastic is with the concavo-convex situation generation deformation on described measured workpiece surface.
2. detection frock according to claim 1, is characterized in that, described test section (121) is spherical structure.
3. detection frock according to claim 1, is characterized in that, described elastic is spring.
4. detection frock according to claim 1, is characterized in that, the other end of described main body (110) is provided with fixed mechanism (130);
Described fixed mechanism (130) is connected with the other end of described elastic.
5. detection frock according to claim 1, is characterized in that, the other end of described main body (110) is also provided with guide pole (140);
Described guide pole (140) interts in the inside of described main body (110), be arranged in parallel with described elastic.
6. detection frock according to claim 5, is characterized in that, the quantity of described guide pole (140) is multiple;
Multiple described guide poles (140) are around in the surrounding of described elastic.
7. the detection frock according to any one of claim 1 to 6, is characterized in that, also comprises signal receiver (160); And the other end of described main body (110) is provided with receiver installation portion (150);
Described signal receiver (160) is arranged on described receiver installation portion (150), is applicable to the deformation quantity receiving the described elastic that laser planeness measuring instrument detects.
8. detection frock according to claim 7, is characterized in that, described receiver installation portion (150) offers mounting hole (151);
Described signal receiver (160) is threaded with described receiver installation portion (150) by described mounting hole (151).
9. detection frock according to claim 7, is characterized in that, also comprise display device;
Described signal receiver (160) is connected with described display device communication, is applicable to the described deformation quantity received is sent to the display of described display device.
10. detection frock according to claim 7, is characterized in that, described signal receiver (160) is Bluetooth Receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520535617.3U CN204881557U (en) | 2015-07-22 | 2015-07-22 | Detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520535617.3U CN204881557U (en) | 2015-07-22 | 2015-07-22 | Detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204881557U true CN204881557U (en) | 2015-12-16 |
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ID=54825920
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520535617.3U Expired - Fee Related CN204881557U (en) | 2015-07-22 | 2015-07-22 | Detection tool |
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| Country | Link |
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| CN (1) | CN204881557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484422A (en) * | 2021-06-30 | 2021-10-08 | 西安昆仑工业（集团）有限责任公司 | Handheld tool for ultrasonic detection of large-plane workpieces |
-
2015
- 2015-07-22 CN CN201520535617.3U patent/CN204881557U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484422A (en) * | 2021-06-30 | 2021-10-08 | 西安昆仑工业（集团）有限责任公司 | Handheld tool for ultrasonic detection of large-plane workpieces |
| CN113484422B (en) * | 2021-06-30 | 2024-03-29 | 西安昆仑工业（集团）有限责任公司 | Handheld tool for ultrasonic detection of large-plane workpiece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20210722 |
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| CF01 | Termination of patent right due to non-payment of annual fee |