CN209589731U - A kind of dynamic pulse testing machine - Google Patents
A kind of dynamic pulse testing machine Download PDFInfo
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- CN209589731U CN209589731U CN201920278178.0U CN201920278178U CN209589731U CN 209589731 U CN209589731 U CN 209589731U CN 201920278178 U CN201920278178 U CN 201920278178U CN 209589731 U CN209589731 U CN 209589731U
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Abstract
It includes: rack, the liquid case for accommodating test(ing) medium, increasing apparatus and pressure relief device that the utility model, which discloses a kind of dynamic pulse testing machine,；The frame underside is equipped with the liquid case, is equipped with pulse testing cabin on the upside of the rack；The pulse testing cabin includes pressure testing mouth, and one end of the pressure testing mouth is connect with the increasing apparatus and pressure relief device respectively, and the other end of the pressure testing mouth is connect with test specimen；The increasing apparatus is arranged between the liquid case and pressure relief device, and the increasing apparatus and pressure relief device are also connect with the liquid case respectively.The utility model suppresses offer pressure source by Pneumatic booster pump, and boosting or pressure release are realized by opening or closing Pneumatic valve, completes dynamic pulse, and test pressure range is big, and test(ing) medium range is wide, solves the requirement of different product test(ing) medium；Test(ing) medium is back to liquid case by gas control relief valve, realizes natural cooling, without increasing cooling device, reduces production cost.
Description
Technical field
The utility model relates to impulse testing machine technical field more particularly to a kind of dynamic pulse testing machines.
Background technique
Currently, most of existing impulse testing machine is static pulse testing machine, that is, the pressure of static pulse testing machine
Only the shuttling movement in the test specimen and pressurized cylinder generates pulse testing to power media.Since the pressurized cylinder of static pulse testing machine is fixed
Cylinder is measured, have to be understood that maximum swelling amount of the test specimen in test pressure before design, and most of static pulse testing machine users
It is difficult to calculate maximum swelling amount；Therefore, pressurized cylinder design is excessive, causes that the production cost increases；Pressurized cylinder design is too small, and not
Conducive to the extension of test specimen.The pressure medium of still further aspect, existing static pulse testing machine only moves in pressurized cylinder and test specimen,
It is easy to produce the phenomenon that test specimen temperature is beyond test requirements document.Even existing dynamic pulse testing machine, driven by motor
Booster pump is suppressed, and controls pulse by hydraulic valve, is opened or closed hydraulic valve to generate pulse, can only be done some be lower than
The pulse testing of hydraulic valve pressure, although this mode solves the limitation of design pressurized cylinder, but test pressure is not high, Er Qieshi
Testing medium also can only be rust preventing medium (such as hydraulic oil), and the pulse testing of test specimen still will receive limitation, test specimen pulse testing
It is ineffective.
Therefore, the prior art is defective, needs to improve.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of dynamic pulse testing machine.
The technical solution of the utility model is as follows: a kind of dynamic pulse testing machine, comprising: rack is situated between for accommodating test
Liquid case, increasing apparatus and the pressure relief device of matter；The frame underside is equipped with the liquid case, is equipped with pulse on the upside of the rack and tries
Hatch checking；The pulse testing cabin includes pressure testing mouth, and one end of the pressure testing mouth connects with the increasing apparatus and pressure relief device respectively
It connects, the other end of the pressure testing mouth is connect with test specimen；The increasing apparatus is arranged between the liquid case and pressure relief device, described
Increasing apparatus and pressure relief device are also connect with the liquid case respectively；
The increasing apparatus is made of Pneumatic booster pump, gas control shutoff valve, pressure regulator valve and the first pipeline；The pneumatic increasing
Press pump is connect with the liquid case, gas control shutoff valve and pressure regulator valve respectively by first pipeline；The gas control shutoff valve is also logical
First pipeline is crossed to connect with the pressure testing mouth.
Further, the pressure regulator valve includes equipment air inlet；The equipment air inlet is connect with an air compression plant.
Further, the gas control shutoff valve also passes through first pipeline and connect with a bleed pressure table, for observing
The pressure value of pressure source；The pressure regulator valve also drives air gauge by first piping connection one, for observing driving pressure
Pressure value.
Further, the pressure relief device is made of gas control relief valve and the second pipeline；The gas control relief valve passes through institute
The second pipeline is stated to connect with the pressure testing mouth and liquid case respectively.
Further, the gas control relief valve also passes through the second pipeline and connect with a gas control relief valve air gauge, for seeing
Examine the pressure value of the gas control relief valve.
Further, the liquid case includes liquidometer, for observing the liquid level of the test(ing) medium.
Further, first pipeline and the second pipeline are stainless steel pipeline.
Using the above scheme, the utility model has the following beneficial effects:
1, the utility model suppresses offer pressure source by Pneumatic booster pump, and test(ing) medium range is wide, test pressure range
Greatly, structure is simple, maintains easily and maintenance of equipment；
2, the utility model realizes boosting or pressure release by opening or closing Pneumatic valve, completes dynamic pulse, pulse pressure
Power is not limited to by Pneumatic valve, and test pressure range is big, and test(ing) medium range is wide, solves the requirement of different product test(ing) medium；
3, the test(ing) medium of the utility model is back to liquid case by gas control relief valve, realizes natural cooling, without increasing
Cooling device reduces production cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the main view of the utility model dynamic pulse testing machine structure；
Fig. 2 is the rearview of the utility model dynamic pulse testing machine structure.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Referring to figs. 1 to shown in Fig. 2, the utility model provides a kind of dynamic pulse testing machine.The utility model includes: rack
1, for accommodating liquid case 2, increasing apparatus and the pressure relief device of test(ing) medium；The liquid case 2, institute are equipped on the downside of the rack 1
It states and is equipped with pulse testing cabin on the upside of rack 1；The pulse testing cabin includes pressure testing mouth 3, one end of the pressure testing mouth 3 respectively with institute
It states increasing apparatus to connect with pressure relief device, the other end of the pressure testing mouth 3 is connect with test specimen；The increasing apparatus is arranged described
Between liquid case 2 and pressure relief device, the increasing apparatus and pressure relief device are also connect with the liquid case 2 respectively；
The increasing apparatus is made of Pneumatic booster pump 4, gas control shutoff valve 5, pressure regulator valve 6 and the first pipeline；The gas
Dynamic booster pump 4 is connect with the liquid case 2, gas control shutoff valve 5 and pressure regulator valve 6 respectively by first pipeline；The gas control is cut
Only valve 5 is also connect by first pipeline with the pressure testing mouth 3.
In the present embodiment, the pressure testing mouth 3 is also connect with a test pressure air gauge 12, for observing the test of test specimen
Pressure value.
As a kind of preferred embodiment, the pressure regulator valve 6 includes equipment air inlet 7；The equipment air inlet 7 and an air
Compression set connection.
As a kind of preferred embodiment, the gas control shutoff valve 5 is also connected by first pipeline and a bleed pressure table 8
It connects, for observing the pressure value of pressure source；The pressure regulator valve 6 also drives air gauge 9 by first piping connection one, is used for
Observe the pressure value of driving pressure.
It is noted that the Pneumatic booster pump 4 includes stainless steel pump head, the stainless steel pump head is not afraid of corrosion, fits
A large number of experiments medium is closed, the test(ing) medium requirement of different product is able to solve.On the other hand, the Pneumatic booster pump 4 is by pressure
The driving of contracting air, output pressure is exactly the product of 4 pressure ratio of driving pressure and Pneumatic booster pump, adjusts pressure conveniently, and gas
Dynamic booster pump 4 is light, and maintenance is simple, greatly reduces maintenance cost.
The gas control shutoff valve 5 includes stainless steel cylinder body, is not afraid of corrosion, is suitble to a large number of experiments medium, is able to solve difference
The test(ing) medium requirement of product, and gas control shutoff valve 5 is high pressure resistant, is suitble to a wide range of output test pressure.
As one embodiment, the pressure relief device is made of gas control relief valve 10 and the second pipeline；The gas control pressure release
Valve 10 is connect with the pressure testing mouth 3 and liquid case 2 respectively by second pipeline.
In the present embodiment, the gas control relief valve 10 also passes through second pipeline and a gas control relief valve air gauge 11
Connection, for observing the pressure value of the gas control relief valve 10.
It is noted that the gas control relief valve 10 is high pressure resistant, it is suitble to a wide range of output test pressure.
As one embodiment, the liquid case 2 includes liquidometer, for observing the liquid level of the test(ing) medium.
In the present embodiment, first pipeline and the second pipeline are stainless steel pipeline.
Utility model works principle: liquid case 2 fills test(ing) medium, starts air compression plant, introduces compressed air and arrives
Equipment air inlet 7, and pressure regulator valve 6 is adjusted according to the driving pressure that driving air gauge 9 is shown, driving of the modulation to needed for testing
Pressure, then test specimen is accessed into pressure testing mouth 3.
Start the test(ing) medium in the extraction liquid case 2 of Pneumatic booster pump 4, opens gas control shutoff valve 5, close gas control relief valve
10, test(ing) medium flows in test specimen under the driving of Pneumatic booster pump 4, and as test(ing) medium constantly compresses, test specimen pressure is continuous
It increases, until stopping Pneumatic booster pump 4 when test specimen pressure reaches test pressure and suppressing, close gas control shutoff valve 5, test(ing) medium
In static state, test specimen pressure maintaining period starts.After a certain period of time by test requirements document pressure maintaining, it opens stomata and hobs valve, test(ing) medium is certainly
Dynamic to flow to liquid case 2, test pressure is reduced to zero；According to test requirements document pressure zero pressure maintaining after a certain period of time, just complete primary
Pressure behaviour pulse.So circulation, can be completed the pulse dynamic test of test specimen.
It is noted that when needing to be implemented different pressures, being adjusted as long as adjusting during test specimen carries out dynamic pulse test
Pressure valve 6 changes driving pressure to push Pneumatic booster pump 4 to export corresponding test pressure.
When test specimen needs to test different medium, the former medium in liquid case 2 is discharged, opens gas control shutoff valve 5, closes gas
Relief valve 10 is controlled, the medium in equipment pipeline is returned by gas in the outlet with air gun to blowing liquid case 2 and flowing to Pneumatic booster pump 4
It to liquid case 2, then is scrubbed, the medium more renewed.
Test specimen carries out dynamic pulse test and suppresses principle repeatedly using Pneumatic booster pump 4, without considering the swollen of product
Bulk, as long as test specimen pressure does not reach test pressure, Pneumatic booster pump 4 can constantly extract test(ing) medium and suppress, until test specimen
Pressure reaches test pressure.
Compared with prior art, the utility model has the following beneficial effects:
1, the utility model suppresses offer pressure source by Pneumatic booster pump, and test(ing) medium range is wide, test pressure range
Greatly, structure is simple, maintains easily and maintenance of equipment；
2, the utility model realizes boosting or pressure release by opening or closing Pneumatic valve, completes dynamic pulse, pulse pressure
Power is not limited to by Pneumatic valve, and test pressure range is big, and test(ing) medium range is wide, solves the requirement of different product test(ing) medium；
3, the test(ing) medium of the utility model is back to liquid case by gas control relief valve, realizes natural cooling, without increasing
Cooling device reduces production cost.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (6)
1. a kind of dynamic pulse testing machine characterized by comprising rack, the liquid case for accommodating test(ing) medium, increasing apparatus
And pressure relief device；The frame underside is equipped with the liquid case, is equipped with pulse testing cabin on the upside of the rack；The pulse testing
Cabin includes pressure testing mouth, and one end of the pressure testing mouth is connect with the increasing apparatus and pressure relief device respectively, the pressure testing mouth it is another
One end is connect with test specimen；The increasing apparatus is arranged between the liquid case and pressure relief device, the increasing apparatus and pressure release dress
It sets and is also connect respectively with the liquid case；
The increasing apparatus is made of Pneumatic booster pump, gas control shutoff valve, pressure regulator valve and the first pipeline；The Pneumatic booster pump
It is connect respectively with the liquid case, gas control shutoff valve and pressure regulator valve by the pipeline；The gas control shutoff valve also passes through described
One pipeline is connect with the pressure testing mouth.
2. dynamic pulse testing machine according to claim 1, which is characterized in that the pressure regulator valve includes equipment air inlet；
The equipment air inlet is connect with an air compression plant.
3. dynamic pulse testing machine according to claim 1, which is characterized in that the gas control shutoff valve also passes through described
One pipeline is connect with a bleed pressure table, for observing the pressure value of pressure source；The pressure regulator valve also passes through first pipeline
One driving air gauge of connection, for observing the pressure value of driving pressure.
4. dynamic pulse testing machine according to claim 1, which is characterized in that the pressure relief device by gas control relief valve and
Second pipeline composition；The gas control relief valve is connect with the pressure testing mouth and liquid case respectively by second pipeline.
5. dynamic pulse testing machine according to claim 4, which is characterized in that the gas control relief valve also passes through the second pipe
Lu Yuyi gas control relief valve air gauge connection, for observing the pressure value of the gas control relief valve.
6. dynamic pulse testing machine according to claim 1, which is characterized in that the liquid case includes liquidometer, for seeing
Examine the liquid level of the test(ing) medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920278178.0U CN209589731U (en) | 2019-03-05 | 2019-03-05 | A kind of dynamic pulse testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920278178.0U CN209589731U (en) | 2019-03-05 | 2019-03-05 | A kind of dynamic pulse testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209589731U true CN209589731U (en) | 2019-11-05 |
Family
ID=68371580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920278178.0U Expired - Fee Related CN209589731U (en) | 2019-03-05 | 2019-03-05 | A kind of dynamic pulse testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209589731U (en) |
-
2019
- 2019-03-05 CN CN201920278178.0U patent/CN209589731U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 Termination date: 20210305 |
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| CF01 | Termination of patent right due to non-payment of annual fee |