CN207528571U - Expansion pipe test equipment - Google Patents
Expansion pipe test equipment Download PDFInfo
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- CN207528571U CN207528571U CN201721788709.8U CN201721788709U CN207528571U CN 207528571 U CN207528571 U CN 207528571U CN 201721788709 U CN201721788709 U CN 201721788709U CN 207528571 U CN207528571 U CN 207528571U
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- expansion pipe
- test equipment
- pressure sensor
- driving mechanism
- pipe test
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Abstract
The utility model provides a kind of expansion pipe test equipment, is related to urban rail transit technology field.The expansion pipe test equipment includes driving mechanism, workbench, pressure sensor, digital display type pull and push dynamometer and control panel；The workbench is used to carry expansion pipe test equipment；The output terminal of the driving mechanism is used to connect with the expansion pipe by the pressure sensor, and the expansion pipe is driven to do reciprocal drawing campaign；The digital display type pull and push dynamometer is electrically connected with the pressure sensor, for showing expansion pipe initial sliding power size；The control panel is electrically connected with the driving mechanism, is measured the drawing number of the expansion pipe for setting the drawing number of the expansion pipe, and passing through and is obtained the fatigue resistance of the expansion pipe.The utility model solve it is in the prior art can not measure simultaneously expansion pipe initialization power size and fatigue resistance the technical issues of.
Description
Technical field
The utility model is related to urban rail transit technology field, more particularly, to a kind of expansion pipe test equipment.
Background technology
Expansion pipe be arranged on conductor rail appropriate location for adjust due to environmental change and itself temperature liter etc. conditions shadow
The phenomenon of expanding with heat and contract with cold rung and generated is the important composition component of conductor rail system.
Current expansion pipe test equipment is mostly to measure based on initial sliding power, such as the patent No. 201710173349.9 1
Kind expansion pipe device for testing tensile force, and in fact, fatigue strength test is also to examine expansion pipe safety and service life
Important tests project.
Based on this, the utility model provides a kind of expansion pipe test equipment to solve the technical issues of above-mentioned.
Utility model content
The purpose of this utility model is to provide a kind of expansion pipe test equipment, with solve it is in the prior art not
The technical issues of size and fatigue resistance of expansion pipe initialization power can be measured simultaneously.
Based on above-mentioned purpose, the utility model provides a kind of expansion pipe test equipment, flat including driving mechanism, work
Platform, pressure sensor, digital display type pull and push dynamometer and control panel；
The workbench is used to carry expansion pipe test equipment；
The output terminal of the driving mechanism is used to connect with the expansion pipe, and drive institute by the pressure sensor
It states expansion pipe and does reciprocal drawing campaign；
The digital display type pull and push dynamometer is electrically connected with the pressure sensor, for showing that expansion pipe initial sliding power is big
It is small；
The control panel is electrically connected with the driving mechanism, for setting the drawing number of the expansion pipe, and is led to
It crosses and measures the drawing number of the expansion pipe and obtain the fatigue resistance of the expansion pipe.
Optionally, above-mentioned expansion pipe test equipment, driving mechanism include switch board and servo electric cylinders；
The push rod of the servo electric cylinders is connect by the pressure sensor with the expansion pipe；
The switch board is used to that the servo electric cylinders to be controlled to move.
The utility model is simple in structure, easy to maintain:By servo electric cylinders, pressure sensor, control panel and workbench
Composition, wherein servo electric cylinders and pressure sensor are standard quotient's part, can all be obtained by purchasing；Control panel and workbench lead to
It crosses standard machinery to machine, without large-scale or accurate instrument and equipment；The operation principle of complete equipment is easily understood, without doing
Special daily maintenance.
Optionally, above-mentioned expansion pipe test equipment, the switch board include controller and counter；
The controller is used to control the pushrod movement of the servo electric cylinders；
The counter is used to measure the times of exercise of the servo electric cylinders.
Optionally, above-mentioned expansion pipe test equipment is provided with multigroup nylon roller on the workbench；
Multigroup nylon roller is uniformly arranged along the length direction of the expansion pipe.
Optionally, above-mentioned expansion pipe test equipment, the quantity of the nylon roller is 8 groups.
Optionally, above-mentioned expansion pipe test equipment is provided with switching fixture on the workbench；
The switching fixture is used to fix the expansion pipe.
Optionally, above-mentioned expansion pipe test equipment, the switching fixture is two；
Two switching fixtures are respectively used to fix the both ends of the expansion pipe.
Optionally, above-mentioned expansion pipe test equipment, the flexible precision of the push rod of the servo electric cylinders is 1mm.
Optionally, above-mentioned expansion pipe test equipment, the precision of the digital display type pull and push dynamometer is 0.1N.
The utility model is simple to operation, measurement is accurate：Expansion pipe both ends are fixed on nylon roller by fixture of transferring
On, start testing button and test can be completed, the flexible precision of servo electric cylinders is 1mm, and the precision of digital display type pull and push dynamometer is
0.1N disclosure satisfy that the testing requirement of typical products in mass production.
Optionally, above-mentioned expansion pipe test equipment, further includes controller platform；
The driving mechanism, the pressure sensor, the digital display type pull and push dynamometer and the control panel are arranged at
On the controller platform.
The expansion pipe test equipment provided by the utility model, including driving mechanism, workbench, pressure sensing
Device, digital display type pull and push dynamometer and control panel；The workbench is used to carry expansion pipe test equipment；The driving mechanism
Output terminal for being connect by the pressure sensor with the expansion pipe, and the expansion pipe is driven to do reciprocal drawing
Movement；The digital display type pull and push dynamometer is electrically connected with the pressure sensor, for showing expansion pipe initial sliding power size；
The control panel is electrically connected with the driving mechanism, for setting the drawing number of the expansion pipe, and passes through the First Astronautic Research Institute for Measurement and Test
The drawing number for stating expansion pipe obtains the fatigue resistance of the expansion pipe.Expansion pipe test provided by the utility model
Reciprocal drawing campaign is done in equipment, driving mechanism driving expansion pipe, by be arranged on driving mechanism output terminal and expansion pipe it
Between pressure sensor and digital display type pull and push dynamometer real-time display value of thrust size；Control panel is by measuring the drawing of expansion pipe
Close the fatigue resistance that number obtains expansion pipe.
Based on this, for the utility model compared with original technology, the big of expansion pipe initialization power can be measured simultaneously by having
The advantages of small and fatigue resistance.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the first structure diagram of expansion pipe test equipment that the utility model embodiment provides；
Fig. 2 is the structure of control panel in expansion pipe test equipment the first structure that the utility model embodiment provides
Schematic diagram；
Fig. 3 is the structure of driving mechanism in expansion pipe test equipment the first structure that the utility model embodiment provides
Schematic diagram；
Fig. 4 is second of structure diagram of expansion pipe test equipment that the utility model embodiment provides.
Icon：1- servo electric cylinders；2- pressure sensors；3- control panels；4- switch boards；5- workbenches；6- switching folders
Tool；7- nylon rollers；8- expansion pipes；9- digital display type pull and push dynamometer；10- controllers；11- counters；12- controller platforms.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment one
Fig. 1 is the first structure diagram of expansion pipe test equipment that the utility model embodiment provides；Fig. 2 is this
The structure diagram of control panel in the first structure of the expansion pipe test equipment of utility model embodiment offer；Fig. 3 is this
The structure diagram of the expansion pipe test equipment that utility model embodiment provides driving mechanism in the first.
As shown in Figure 1, Figure 2 and Figure 3, a kind of expansion pipe test equipment is provided in the present embodiment, and the expansion connects
Head test equipment includes driving mechanism, workbench 5, pressure sensor 2, digital display type pull and push dynamometer 9 and control panel 3；
The workbench 5 is used to carry expansion pipe test equipment；
The output terminal of the driving mechanism is used to connect, and drive with the expansion pipe 8 by the pressure sensor 2
Reciprocal drawing campaign is done in the expansion pipe 8；
The digital display type pull and push dynamometer 9 is electrically connected with the pressure sensor 2, for showing 8 initial sliding of expansion pipe
Power size；
The control panel 3 is electrically connected with the driving mechanism, for setting the drawing number of the expansion pipe 8, and
The fatigue resistance of the expansion pipe 8 is obtained by the drawing number for measuring the expansion pipe 8.
Reciprocal drawing campaign is done in expansion pipe test equipment provided by the utility model, driving mechanism driving expansion pipe 8,
Pass through 9 real-time display of pressure sensor 2 and digital display type pull and push dynamometer being arranged between driving mechanism output terminal and expansion pipe 8
Value of thrust size；Control panel 3 obtains the fatigue resistance of expansion pipe 8 by measuring the drawing number of expansion pipe 8.
Based on this, the utility model can test the fatigue strength of expansion pipe 8 and initially slide simultaneously compared with original technology
Power can simulate the state of expansion pipe 8 after tens thousand of secondary drawings, observe the variation of initial sliding power, so as to judge that expansion connects
First 8 safety and stability.
In the alternative of the present embodiment, driving mechanism includes switch board 4 and servo electric cylinders 1；
The push rod of the servo electric cylinders 1 is connect by the pressure sensor 2 with the expansion pipe 8；
The switch board 4 is used to that the servo electric cylinders 1 to be controlled to move.
In the above-mentioned technical solutions, further, the switch board 4 includes controller 10 and counter 11；
The controller 10 is used to control the pushrod movement of the servo electric cylinders 1；
The counter 11 is used to measure the times of exercise of the servo electric cylinders 1.
In the alternative of the present embodiment, multigroup nylon roller 7 is provided on the workbench 5；
Multigroup nylon roller 7 is uniformly arranged along the length direction of the expansion pipe.In the present embodiment, the Buddhist nun
The quantity of imperial roller 7 is 8 groups.
In the alternative of the present embodiment, switching fixture 6 is provided on the workbench 5；
The switching fixture 6 is used to fix the expansion pipe 8.
In the above-mentioned technical solutions, further, the switching fixture 6 is two；
Two switching fixtures 6 are respectively used to fix the both ends of the expansion pipe 8.
Specifically, switch board 4 and workbench 5 are placed point-blank, servo electric cylinders 11 are bolted to control
4 side of cabinet processed, push rod and the pressure sensor 2 of servo electric cylinders 1 are bolted, then switching fixture 6 and pressure sensor 2
Another side is connected with, and 3 bottom of control panel is equipped with column, and column is fixed on switch board 4 by servo electric cylinders 1, is worked
Platform 5 installs 8 groups of nylon rollers 7, and a switching fixture 6 is installed at 5 edge of workbench again.
The servo electric cylinders 1 drive it to do reciprocal drawing campaign, servo after being connect by fixture 6 of transferring with expansion pipe 8
1 self stability of electric cylinders is good, precision is high, and can adjust telescopic extensions.
The pressure sensor 2 is mounted between 1 push rod of expansion pipe 8 and servo electric cylinders, and 1 push rod of servo electric cylinders drives swollen
When expanded joint head 8 does reciprocal drawing campaign, digital display type pull and push dynamometer 9 is connect with pressure sensor 2 can be with the current pulling force of real-time display
The size of value.
The control panel 3 can show 8 reciprocal drawing times of exercise of expansion pipe and set required drawing number reality
The automatic running of existing equipment, can also adjust drawing speed.
The switch board 4 includes controller 10 and counter 11, and controller 10 controls servo electric cylinders 1 to move, counter 11
Measure the times of exercise of servo electric cylinders 1.
The workbench 5 is equipped with nylon roller 7, and expansion pipe 8 does drawing campaign on nylon roller 7, can reduce quilt
Test expansion pipe 8 is influenced by frictional force.
During test, expansion pipe 8 is placed on nylon roller 7, the connecting hole at both ends is connect with switching fixture 6 with pin,
After starting device is powered, start testing button, the push rod of servo electric cylinders 1 drives expansion pipe 8 to do stretching motion, servo electric cylinders 1
Pressure sensor 2 between push rod and switching fixture 6 is expanded on current pulling force numeric feedback to digital display type pull and push dynamometer 9
The flexible number of connector 8 will be included by the counter 11 of switch board 4 on control panel 3.The equipment operation of the utility model
Simply, it measures quick and precisely, the detection demand of high-volume expansion pipe 8 can be met.
The utility model is simple in structure, easy to maintain:By servo electric cylinders 1, pressure sensor 2, control panel 3 and work are flat
Platform 5 forms, and wherein servo electric cylinders 1 and pressure sensor 2 are standard quotient's part, can all be obtained by purchasing；Control panel 3 and work
Platform 5 is machined by standard machinery, without large-scale or accurate instrument and equipment；The operation principle of complete equipment is simply easy
Understand, without doing special daily maintenance.In addition, the utility model is simple to operation, it is accurate to measure：8 both ends of expansion pipe are passed through
Switching fixture 6 is fixed on nylon roller 7, starts testing button and test can be completed, and the flexible precision of servo electric cylinders 1 is 1mm,
The precision of digital display type pull and push dynamometer 9 is 0.1N, disclosure satisfy that the testing requirement of typical products in mass production.
Embodiment two
Fig. 4 is second of structure diagram of expansion pipe test equipment that the utility model embodiment provides；Such as Fig. 4 institutes
Show, the expansion pipe test equipment provided in this embodiment includes the expansion pipe test equipment of the offer of embodiment one
Recorded technical solution, one described technical solution of embodiment also belong to the embodiment.
Specifically, it is put down as shown in figure 4, providing a kind of expansion pipe test equipment in the present embodiment including controller
Platform 12, driving mechanism, workbench 5, pressure sensor 2, digital display type pull and push dynamometer 9 and control panel 3；
The workbench 5 is used to carry expansion pipe test equipment；
The output terminal of the driving mechanism is used to connect, and drive with the expansion pipe 8 by the pressure sensor 2
Reciprocal drawing campaign is done in the expansion pipe 8；
The digital display type pull and push dynamometer 9 is electrically connected with the pressure sensor 2, for showing 8 initial sliding of expansion pipe
Power size；
The control panel 3 is electrically connected with the driving mechanism, for setting the drawing number of the expansion pipe 8, and
The fatigue resistance of the expansion pipe 8 is obtained by the drawing number for measuring the expansion pipe 8.
The driving mechanism, the pressure sensor 2, the digital display type pull and push dynamometer 9 and the control panel 3 are respectively provided with
On the controller platform 12.
Include the expansion pipe test equipment in embodiment one due to expansion pipe test equipment provided in this embodiment,
Therefore have embodiment one offer expansion pipe test equipment it is all the advantages of.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of expansion pipe test equipment, which is characterized in that including driving mechanism, workbench, pressure sensor, digital display type
Pull and push dynamometer and control panel；
The workbench is used to carry expansion pipe test equipment；
The output terminal of the driving mechanism is used to connect with the expansion pipe by the pressure sensor, and drive described swollen
Expanded joint head does reciprocal drawing campaign；
The digital display type pull and push dynamometer is electrically connected with the pressure sensor, for showing expansion pipe initial sliding power size；
The control panel is electrically connected with the driving mechanism, for setting the drawing number of the expansion pipe, and passes through meter
The drawing number for measuring the expansion pipe obtains the fatigue resistance of the expansion pipe.
2. expansion pipe test equipment according to claim 1, which is characterized in that driving mechanism includes switch board and servo
Electric cylinders；
The push rod of the servo electric cylinders is connect by the pressure sensor with the expansion pipe；
The switch board is used to that the servo electric cylinders to be controlled to move.
3. expansion pipe test equipment according to claim 2, which is characterized in that the switch board includes controller and meter
Number device；
The controller is used to control the pushrod movement of the servo electric cylinders；
The counter is used to measure the times of exercise of the servo electric cylinders.
4. expansion pipe test equipment according to claim 1, which is characterized in that be provided on the workbench multigroup
Nylon roller；
Multigroup nylon roller is uniformly arranged along the length direction of the expansion pipe.
5. expansion pipe test equipment according to claim 4, which is characterized in that the quantity of the nylon roller is 8 groups.
6. expansion pipe test equipment according to claim 1, which is characterized in that switching is provided on the workbench
Fixture；
The switching fixture is used to fix the expansion pipe.
7. expansion pipe test equipment according to claim 6, which is characterized in that the switching fixture is two；
Two switching fixtures are respectively used to fix the both ends of the expansion pipe.
8. expansion pipe test equipment according to claim 2, which is characterized in that the push rod of the servo electric cylinders stretches
Precision is 1mm.
9. expansion pipe test equipment according to claim 1, which is characterized in that the precision of the digital display type pull and push dynamometer
For 0.1N.
10. expansion pipe test equipment according to claim 1, which is characterized in that further include controller platform；
The driving mechanism, the pressure sensor, the digital display type pull and push dynamometer and the control panel are arranged at described
On controller platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788709.8U CN207528571U (en) | 2017-12-19 | 2017-12-19 | Expansion pipe test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788709.8U CN207528571U (en) | 2017-12-19 | 2017-12-19 | Expansion pipe test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207528571U true CN207528571U (en) | 2018-06-22 |
Family
ID=62578411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721788709.8U Active CN207528571U (en) | 2017-12-19 | 2017-12-19 | Expansion pipe test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207528571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907432A (en) * | 2017-12-19 | 2018-04-13 | 北京星通浩宇科技发展有限公司 | Expansion pipe test equipment |
-
2017
- 2017-12-19 CN CN201721788709.8U patent/CN207528571U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907432A (en) * | 2017-12-19 | 2018-04-13 | 北京星通浩宇科技发展有限公司 | Expansion pipe test equipment |
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