CN217819204U - Rotary sealing performance test device of spring energy storage sealing ring - Google Patents
Rotary sealing performance test device of spring energy storage sealing ring Download PDFInfo
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- CN217819204U CN217819204U CN202222088043.2U CN202222088043U CN217819204U CN 217819204 U CN217819204 U CN 217819204U CN 202222088043 U CN202222088043 U CN 202222088043U CN 217819204 U CN217819204 U CN 217819204U
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Abstract
The utility model discloses a rotary sealing performance test device of spring energy storage sealing washer, including the installation base, sealed test chamber, rotation axis and driving piece, sealed test chamber is fixed to be set up on the installation base, the sealed test intracavity is filled with liquid, at least one mounting hole has been seted up on the sealed test chamber, the mounting hole that the rotation axis passed sealed test chamber can be rotated and installed on sealed test chamber, the one end that the mounting hole is located sealed test chamber inside is provided with the mounting groove, the spring energy storage sealing washer is installed in the mounting groove, the spring energy storage sealing washer inside wall and the lateral wall that await measuring respectively with the lateral wall and the mounting groove extrusion contact of rotation axis; the rotating shaft penetrates through the mounting hole to be rotatably mounted on the sealing test cavity, then the spring energy storage sealing ring to be tested is placed between the rotating shaft and the sealing test cavity, after the mounting is completed, liquid is filled in the sealing test cavity, and the rotating shaft is driven to rotate through the driving piece, so that the spring energy storage sealing ring is tested for rotary sealing performance.
Description
Technical Field
The utility model relates to a spring energy storage sealing washer capability test field especially relates to a rotary seal performance test device of spring energy storage sealing washer.
Background
The spring energy storage sealing ring is composed of a polymeric material sealing shell and a corrosion-resistant stainless steel metal spring, the sealing ring is arranged in a groove, the spring is pressed to form outward tension to enable a sealing lip to be tightly attached to the sealing groove, the spring can permanently provide elasticity for the sealing lip to compensate abrasion of the sealing shell and eccentricity of a matched part, sealing from vacuum to low pressure is formed, system pressure can assist the spring to store energy, the larger the pressure is, the more the sealing lip is attached to the groove is, high-pressure sealing is formed, assembling in a low-temperature environment is very troublesome, the spring energy storage sealing ring cannot be supported, the whole assembling efficiency can be influenced, meanwhile, the spring energy storage sealing ring is also applied to the field of rotary sealing with a small shaft diameter, the spring energy storage sealing ring is used for sealing a gap between a shaft and a shell of rotary equipment and preventing liquid leakage in the rotary equipment, a testing device is needed for detecting the rotary sealing performance of the spring energy storage sealing ring, the traditional test is carried out along with the equipment, and the problems of long testing period, high cost and the like exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that a rotary sealing performance test device of a spring energy storage sealing washer is designed.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
rotary seal performance test device of spring energy storage sealing washer includes:
installing a base;
sealing the test chamber; the sealing test cavity is fixedly arranged on the mounting base, liquid is filled in the sealing test cavity, and at least one mounting hole is formed in the sealing test cavity;
a rotating shaft; the rotating shaft penetrates through a mounting hole of the sealing test cavity and is rotatably mounted on the sealing test cavity, one end, located inside the sealing test cavity, of the mounting hole is provided with a mounting groove, a spring energy storage sealing ring to be tested is mounted in the mounting groove, and the inner side wall and the outer side wall of the spring energy storage sealing ring to be tested are in extrusion contact with the side wall of the rotating shaft and the mounting groove respectively;
a drive member; the driving part is used for driving the rotating shaft to rotate, and the driving action end of the driving part acts on the rotating shaft.
The beneficial effects of the utility model reside in that: pass the rotatable installation of mounting hole with the rotation axis on sealed test chamber, then place the spring energy storage sealing washer that awaits measuring between rotation axis and sealed test chamber, after the installation is accomplished, fill up liquid in sealed test chamber, rethread driving piece drive rotation axis rotates, realizes carrying out the test of rotary seal performance to spring energy storage sealing washer.
Drawings
Fig. 1 is a schematic structural diagram of a rotary sealing performance testing device of the spring energy storage sealing ring of the present invention;
FIG. 2 is an enlarged view of the part A of the rotary sealing performance testing device of the spring energy storage sealing ring of the present invention;
wherein corresponding reference numerals are:
1-mounting a base, 2-sealing a test cavity, 3-mounting holes, 4-rotating shafts, 5-mounting grooves, 6-spring energy storage sealing rings, 7-electric heaters, 8-motors, 9-couplings, 10-bearings, 11-conversion screws, 12-test cylinders, 13-end covers, 14-sealing rings and 15-mounting ring grooves.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and 2, the device for testing the rotary sealing performance of the spring energy storage sealing ring 14 comprises:
installing a base 1;
sealing the test chamber 2; the sealing test cavity 2 is fixedly arranged on the mounting base 1, liquid is filled in the sealing test cavity 2, and at least one mounting hole 3 is formed in the sealing test cavity 2;
a rotating shaft 4; the rotating shaft 4 passes through the mounting hole 3 of the sealed testing cavity 2 and is rotatably mounted on the sealed testing cavity 2, one end of the mounting hole 3, which is positioned inside the sealed testing cavity 2, is provided with a mounting groove 5, one spring energy storage sealing ring 146 to be tested is mounted in one mounting groove 5, and the inner side wall and the outer side wall of the spring energy storage sealing ring 146 to be tested are respectively in extrusion contact with the side wall of the rotating shaft 4 and the mounting groove 5;
a drive member; the driving part is used for driving the rotating shaft 4 to rotate, and the driving action end of the driving part acts on the rotating shaft 4.
The testing device further comprises a heating device for heating the liquid in the sealed testing cavity 2.
The testing device further comprises a temperature sensor, the temperature sensor is used for detecting the temperature of liquid in the sealed testing cavity 2, the heating device is an electric heater 7, and the signal output end of the temperature sensor is connected with the signal input end of the electric heater 7.
The driving piece comprises a motor 8, a coupler 9 and a conversion screw rod 11, the motor 8 is fixedly installed on the installation base 1, a driving shaft and a driven shaft of the coupler 9 are fixedly connected with a rotating shaft of the motor 8 and a first end of the conversion screw rod 11 respectively, a threaded hole is formed in one end, close to the coupler 9, of the rotating shaft 4, and the rotating shaft 4 is fixedly connected with a second end of the conversion screw rod 11 in a threaded mode.
The driving piece further comprises a bearing 10, an inner ring of the bearing 10 is fixedly connected with a driven shaft of the coupler 9, an outer ring of the bearing 10 is fixedly connected with the mounting base 1, and the bearing 10 is a deep groove ball bearing.
The test device further comprises a pressure sensor, a liquid adding device, a liquid draining device and a liquid storage tank, wherein the pressure sensor is used for detecting the pressure of liquid in the sealed test cavity 2, the liquid adding device is used for adding the liquid in the liquid storage tank into the sealed test cavity 2, the liquid outlet and the liquid inlet of the liquid adding device are respectively communicated with the liquid inlet of the sealed test cavity 2 and the liquid storage tank, the liquid inlet and the liquid outlet of the liquid draining device are respectively communicated with the liquid outlet of the sealed test cavity 2 and the inside of the liquid storage tank, the signal output end of the pressure sensor is respectively connected with the signal input ends of the liquid adding device and the liquid draining device, and the liquid adding device and the liquid draining device are both water pumps.
The testing device comprises a testing cylinder 12, two end covers 13 and two sealing rings 14, wherein the two end covers 13 are respectively and fixedly installed at two ends of the testing cylinder 12, mounting ring grooves 15 and openings are formed in the two end covers 13, one sealing ring 14 is placed in one mounting ring groove 15, the inner side and the outer side of the sealing ring 14 are respectively in extrusion contact with the inner side walls of the end covers 13 and the testing cylinder 12, a sealing testing cavity 2 is formed between the end covers 13 and the testing cylinder 12, a mounting hole 3 of the sealing testing cavity 2 is formed in the testing cylinder 12, and the two openings are respectively used as a liquid outlet and a liquid inlet of the sealing testing cavity 2.
The utility model discloses spring energy storage sealing washer 14's rotary seal performance test device's theory of operation as follows:
before testing, two spring energy storage sealing rings 146 to be tested are placed in two mounting grooves 5, then the first end of a rotating shaft 4 penetrates through two mounting holes 3, the inner side wall and the outer side wall of each spring energy storage sealing ring 146 are respectively in extrusion contact with the side wall of the rotating shaft 4 and the corresponding mounting groove 5, then a sealed testing cavity 2 is formed after end covers 13 at two ends are mounted, then water pressure and water temperature in the sealed testing cavity 2 are controlled through a pressure sensor, a liquid adding device, a liquid draining device, a temperature sensor and an electric heater 7, the pressure and the temperature of the sealed testing cavity are enabled to be the same as those of a use scene, then rotary power is transmitted to the rotating shaft 4 through a motor 8, a coupler 9 and a conversion screw rod 11, the rotating shaft 4 and the sealed testing cavity 2 rotate relatively, testing of rotary sealing performance of the spring energy storage sealing rings 146 is achieved, and then the rotary sealing performance of the spring energy storage sealing rings 146 can be evaluated according to tested data.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.
Claims (7)
1. Rotary seal performance test device of spring energy storage sealing washer, its characterized in that includes:
installing a base;
sealing the test chamber; the sealing test cavity is fixedly arranged on the mounting base, liquid is filled in the sealing test cavity, and at least one mounting hole is formed in the sealing test cavity;
a rotating shaft; the rotating shaft penetrates through a mounting hole of the sealing test cavity and is rotatably mounted on the sealing test cavity, one end, located inside the sealing test cavity, of the mounting hole is provided with a mounting groove, a spring energy storage sealing ring to be tested is mounted in the mounting groove, and the inner side wall and the outer side wall of the spring energy storage sealing ring to be tested are in extrusion contact with the side wall of the rotating shaft and the mounting groove respectively;
a drive member; the driving part is used for driving the rotating shaft to rotate, and the driving action end of the driving part acts on the rotating shaft.
2. The device for testing the rotary sealing performance of the spring energy storage sealing ring according to claim 1, wherein the device further comprises a heating device, and the heating device is used for heating liquid in the sealing test cavity.
3. The device for testing the rotary sealing performance of the spring energy storage sealing ring according to claim 2, wherein the device further comprises a temperature sensor, the temperature sensor is used for detecting the temperature of liquid in the sealing test cavity, the heating device is an electric heater, and a signal output end of the temperature sensor is connected with a signal input end of the electric heater.
4. The device for testing the rotary sealing performance of the spring energy storage sealing ring according to claim 1, wherein the driving member comprises a motor, a coupler and a conversion screw, the motor is fixedly mounted on the mounting base, a driving shaft and a driven shaft of the coupler are fixedly connected with a rotating shaft of the motor and a first end of the conversion screw respectively, a threaded hole is formed in one end, close to the coupler, of the rotating shaft, and the rotating shaft is fixedly connected with a second end of the conversion screw in a threaded manner.
5. The device for testing the rotary sealing performance of the spring energy storage sealing ring according to claim 4, wherein the driving part further comprises a bearing, an inner ring of the bearing is fixedly connected with a driven shaft of the coupler, and an outer ring of the bearing is fixedly connected with the mounting base.
6. The device for testing the rotary sealing performance of the spring energy storage sealing ring according to claim 1, further comprising a pressure sensor, a liquid adding device, a liquid draining device and a liquid storage tank, wherein the pressure sensor is used for detecting the pressure of liquid in the sealed testing cavity, the liquid adding device is used for adding liquid in the liquid storage tank into the sealed testing cavity, a liquid outlet and a liquid inlet of the liquid adding device are respectively communicated with a liquid inlet of the sealed testing cavity and the inside of the liquid storage tank, a liquid inlet and a liquid outlet of the liquid draining device are respectively communicated with the liquid outlet of the sealed testing cavity and the inside of the liquid storage tank, and a signal output end of the pressure sensor is respectively connected with signal input ends of the liquid adding device and the liquid draining device.
7. The device for testing the rotary sealing performance of the spring energy storage sealing ring according to claim 1, wherein the device comprises a testing cylinder, two end covers and two sealing rings, the two end covers are respectively and fixedly installed at two ends of the testing cylinder, each end cover is provided with a mounting ring groove and an opening, one sealing ring is placed in one mounting ring groove, the inner side and the outer side of each sealing ring are respectively in pressing contact with the end cover and the inner side wall of the testing cylinder, a sealing testing cavity is formed between each end cover and the testing cylinder, a mounting hole of each sealing testing cavity is formed in the testing cylinder, and the two openings are respectively used as a liquid outlet and a liquid inlet of each sealing testing cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222088043.2U CN217819204U (en) | 2022-08-09 | 2022-08-09 | Rotary sealing performance test device of spring energy storage sealing ring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222088043.2U CN217819204U (en) | 2022-08-09 | 2022-08-09 | Rotary sealing performance test device of spring energy storage sealing ring |
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| CN217819204U true CN217819204U (en) | 2022-11-15 |
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| CN202222088043.2U Active CN217819204U (en) | 2022-08-09 | 2022-08-09 | Rotary sealing performance test device of spring energy storage sealing ring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116429334A (en) * | 2023-05-05 | 2023-07-14 | 中国科学院兰州化学物理研究所 | Metal skeleton rotation axis lip seal circle capability test evaluation device |
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2022
- 2022-08-09 CN CN202222088043.2U patent/CN217819204U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116429334A (en) * | 2023-05-05 | 2023-07-14 | 中国科学院兰州化学物理研究所 | Metal skeleton rotation axis lip seal circle capability test evaluation device |
| CN116429334B (en) * | 2023-05-05 | 2024-05-17 | 中国科学院兰州化学物理研究所 | A performance testing and evaluation device for a metal skeleton rotating shaft lip seal ring |
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