CN218180049U - Volume measuring mechanism for hose internal volume change test device - Google Patents
Volume measuring mechanism for hose internal volume change test device Download PDFInfo
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- CN218180049U CN218180049U CN202222351939.5U CN202222351939U CN218180049U CN 218180049 U CN218180049 U CN 218180049U CN 202222351939 U CN202222351939 U CN 202222351939U CN 218180049 U CN218180049 U CN 218180049U
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- control valve
- table body
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- back plate
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Abstract
The utility model discloses a volume measuring mechanism for a flexible pipe inner volume change test device, which comprises a table body, a back plate fixed at the rear side of the upper end of the table body, a connecting pipe end arranged at the left side of the upper ends of the table body and the back plate and a connecting pipe head end arranged between the right side of the upper ends of the table body and the back plate, wherein the connecting pipe end comprises a liquid outlet seat arranged between the left sides of the upper ends of the table body and the back plate; the first control valve is arranged at the right end of the liquid outlet seat. The utility model discloses in, through using a plurality of nozzle seats that can communicate each other and minimeter buret to replace the structural layout of original single buret, set up the three-way valve simultaneously between adjacent nozzle seat, second control valve and third control valve, this kind of structure can be according to the experimental demand of reality, carry out the range of measurement of intercommunication adjustment with dynamic adjustment volume measurement mechanism with a plurality of minimeter burets, simultaneously effectual keeping and reduced volume measurement data resolution ratio, thereby volume measurement's data accuracy and precision in the hose have been promoted.
Description
Technical Field
The utility model relates to a volume changes test device technical field in the hose, especially relates to volume measurement mechanism for volume changes test device in the hose.
Background
The hose internal volume change test device is a measurement test device for measuring the change of the internal volume after the pressure reaches a test value and recovers to a non-pressure state, and the hose is gradually expanded to a contraction state, however, the volume measurement mechanism for the existing hose internal volume change test device still has the defects: the range of buret is selected according to the actual conditions of test hose today, and need operating personnel to use the instrument to install the buret on the nozzle seat of corresponding specification, and the buret sets up only one usually, in the actual test process, it is big on the large scale to adopt the buret of wide range to compare in the unit scale of miniaturely buret measurement number of degrees numerical value between, then lead to the interior volume to test resolution ratio also corresponding increase, thereby it has the deviation to lead to the interior volume measurement data of hose, the precision of interior volume measurement of hose has been reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems that the traditional volume measuring mechanism for the hose internal volume change testing device needs to be manually replaced and installed according to actual test conditions, and meanwhile, the deviation of internal volume measuring data is large and the precision is low, the volume measuring mechanism for the hose internal volume change testing device is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the volume measuring mechanism for the hose internal volume change test device comprises a table body, a back plate fixed on the rear side of the upper end of the table body, a connecting pipe tail end arranged on the left side of the upper ends of the table body and the back plate and a connecting pipe head end arranged between the table body and the right side of the upper end of the back plate, wherein the connecting pipe tail end comprises a liquid outlet seat arranged between the table body and the left side of the upper end of the back plate;
the first control valve is arranged at the right end of the liquid outlet seat;
the right end of the first control valve is provided with a plurality of pipe connecting seats which are communicated with each other;
a burette detachably mounted on the nozzle base;
a communicating part is arranged between the plurality of connecting pipe seats.
As a further description of the above technical solution:
the communicating part comprises a three-way valve, a second control valve and a third control valve, wherein the three-way valve and the second control valve are arranged between the two connecting pipe seats from left to right, and the third control valve is connected to the front end of the three-way valve.
As a further description of the above technical solution:
the burette is installed on the connecting pipe seat in an inserting mode, and a fastening rotary sleeve is screwed between the upper end of the connecting pipe seat and the burette.
As a further description of the above technical solution:
the burette is installed on the connecting pipe seat in an inserting mode, and a fastening rotary sleeve is screwed between the upper end of the connecting pipe seat and the burette.
As a further description of the above technical solution:
the head end of the connecting pipe comprises a fourth control valve connected to a pipeline of a pump body of the testing device, a pressure gauge arranged at the right end of the fourth control valve and a liquid inlet seat arranged at the right end of the pressure gauge.
As a further description of the above technical solution:
and the front end of the table body is provided with a pressure regulating valve connected between the fourth control valve and the pressure gauge.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in, through using a plurality of nozzle and the small-range buret that can communicate each other to replace the structural layout of original single buret, the three-way valve has been set up simultaneously between adjacent nozzle, second control valve and third control valve, when unscrewing the second control valve between a plurality of nozzle, alright communicate each other between a plurality of nozzle, total range just multiplies nozzle intercommunication quantity for the range of single small-range buret this moment, this kind of structure can be according to the experimental demand of reality, with a plurality of small-range burets communicate the adjustment with the measuring range of dynamic adjustment volume measurement mechanism, simultaneously effectual keeping and reduced volume measurement data resolution ratio, thereby the volume measuring data accuracy and precision in the hose have been promoted.
Drawings
FIG. 1 is a schematic perspective view of a volume measuring mechanism for a flexible pipe internal volume change test device according to the present invention;
FIG. 2 is a schematic front view of the present invention;
fig. 3 is a schematic top view of the present invention.
Illustration of the drawings:
1. a table body; 101. a back plate; 2. a liquid outlet seat; 3. a first control valve; 4. a pipe connecting seat; 401. fastening a rotary sleeve; 402. a burette; 5. a three-way valve; 6. a second control valve; 7. a third control valve; 8. a fourth control valve; 9. a pressure gauge; 10. a liquid inlet seat; 11. a pressure regulating valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the volume measuring mechanism for the hose internal volume change test device comprises a table body 1, a back plate 101 fixed on the rear side of the upper end of the table body 1, a connecting pipe tail end arranged on the left sides of the upper ends of the table body 1 and the back plate 101 and a connecting pipe head end arranged between the table body 1 and the right side of the upper end of the back plate 101, wherein the connecting pipe tail end comprises a liquid outlet seat 2 arranged between the table body 1 and the left side of the upper end of the back plate 101;
the first control valve 3 is arranged at the right end of the liquid outlet seat 2;
a plurality of pipe connecting seats 4 which are communicated with each other are arranged at the right end of the first control valve 3;
the burette 402 which is detachably arranged on the connecting pipe seat 4 can select 25ml, 50ml or other small-range burettes 402 as the burette 402 of the equipment foundation according to the use requirement and the use scene of the actual test;
the connecting portions are provided between the plurality of nozzle 4.
Specifically, as shown in fig. 1 to 3, the communicating portion includes a three-way valve 5 and a second control valve 6 installed between the two pipe sockets 4 from left to right, and a third control valve 7 connected to the front end of the three-way valve 5, and when the third control valve 7 is opened after the test is completed, the redundant test oil in the pipe sockets 4 and the burette 402 can enter the oil tank through the oil return pipeline.
Specifically, as shown in fig. 1 to 3, the number of the pipe sockets 4 is at least two, and a corresponding number of pipe sockets 4 can be installed according to the use requirements and the use scenes of the actual test to adjust the measurement range of the volume testing mechanism, the burette 402 is installed on the pipe socket 4 in an insertion manner, and a fastening rotary sleeve 401 is screwed between the upper end of the pipe socket 4 and the burette 402.
Specifically, as shown in fig. 1-3, the head end of the connection pipe comprises a fourth control valve 8 connected to a pump body pipeline of the testing device, a pressure gauge 9 installed at the right end of the fourth control valve 8, and a liquid inlet seat 10 installed at the right end of the pressure gauge 9, a pressure regulating valve 11 connected between the fourth control valve 8 and the pressure gauge 9 is installed at the front end of the table body 1, and the pressure gauge 9 and the pressure regulating valve 11 are arranged to facilitate observation and adjustment of the pressure value of a hose connected between the liquid outlet seat 2 and the liquid inlet seat 10 by an operator.
The working principle is as follows: when the flexible pipe internal volume change testing device is used, an oil supply pipeline of the flexible pipe internal volume change testing device can be connected with the fourth control valve 8, an oil return pipeline of the flexible pipe internal volume change testing device is connected with the third control valve 7, before the flexible pipe internal volume change testing device is tested, a flexible pipe can be installed between the liquid outlet seat 2 and the liquid inlet seat 10 through a hoop, the adjustment operation of the volume measurement range can be performed by selecting whether to open the second control valve 6 between the pipe seats 4 or not according to the internal volume change condition of the actual flexible pipe and a calculation formula (total measurement range = the communication quantity of the pipe seats 4 within the range X of a single burette 402), the first control valve 3 can be opened in advance during the test, the test oil in the oil tank is added between the pipe seats 4 and the burette 402 through the pump body, so as to prevent the data deviation caused by the fact that the test oil is filled between the pipe seats 4 and the burette 402 during the test, after the preparation work is completed, the first control valve 3 can be closed, the pressure value between the liquid outlet seat 2 and the flexible pipe 402 can be measured by using the pump body, the pressure value of the flexible pipe can be changed after the test oil is adjusted by observing the pressure value of the pressure gauge 9, the pressure adjusting valve, the pressure value of the flexible pipe is changed, and the pressure value of the flexible pipe can be measured, and the pressure value of the test hose can be changed after the test oil is changed, and the pressure value of the flexible pipe can be changed, and the test hose can be changed, and the pressure value of the internal volume change of the test hose can be detected by the internal volume change of the hose.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The volume measuring mechanism for the hose internal volume change test device comprises a table body (1), a back plate (101) fixed on the rear side of the upper end of the table body (1), a connecting pipe tail end arranged on the left sides of the upper ends of the table body (1) and the back plate (101) and a connecting pipe head end arranged between the table body (1) and the right side of the upper end of the back plate (101), and is characterized in that the connecting pipe tail end comprises a liquid outlet seat (2) arranged between the table body (1) and the left side of the upper end of the back plate (101);
the first control valve (3) is arranged at the right end of the liquid outlet seat (2);
a plurality of pipe connecting seats (4) which are communicated with each other are arranged at the right end of the first control valve (3);
a burette (402) detachably mounted on the nozzle base (4);
a communicating part is arranged between the plurality of connecting pipe seats (4).
2. The volume measuring mechanism for the test device for changes in volume inside a hose according to claim 1, wherein the communicating part comprises a three-way valve (5) and a second control valve (6) installed between two nozzle seats (4) from left to right, and a third control valve (7) connected to the front end of the three-way valve (5).
3. The volume measuring mechanism for a hose internal volume change test device according to claim 2, wherein the number of the nipple seats (4) is at least two.
4. The volume measuring mechanism for the test device of the change of the volume in the hose according to claim 3, wherein the burette (402) is installed on the connecting tube base (4) in a plugging manner, and a fastening rotary sleeve (401) is screwed between the upper end of the connecting tube base (4) and the burette (402).
5. The volume measuring mechanism for the volume change test device in the hose according to claim 4, wherein the head end of the connection pipe comprises a fourth control valve (8) connected to a pump body pipeline of the test device, a pressure gauge (9) installed at the right end of the fourth control valve (8), and a liquid inlet seat (10) installed at the right end of the pressure gauge (9).
6. The volume measuring mechanism for the volume change test device in the hose according to claim 5, wherein a pressure regulating valve (11) connected between the fourth control valve (8) and the pressure gauge (9) is installed at the front end of the table body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222351939.5U CN218180049U (en) | 2022-09-05 | 2022-09-05 | Volume measuring mechanism for hose internal volume change test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222351939.5U CN218180049U (en) | 2022-09-05 | 2022-09-05 | Volume measuring mechanism for hose internal volume change test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218180049U true CN218180049U (en) | 2022-12-30 |
Family
ID=84621964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222351939.5U Active CN218180049U (en) | 2022-09-05 | 2022-09-05 | Volume measuring mechanism for hose internal volume change test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218180049U (en) |
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2022
- 2022-09-05 CN CN202222351939.5U patent/CN218180049U/en active Active
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