CN112781842B - Mechanical performance test system and method for pipeline water supply fittings - Google Patents
Mechanical performance test system and method for pipeline water supply fittings Download PDFInfo
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- CN112781842B CN112781842B CN201911058110.2A CN201911058110A CN112781842B CN 112781842 B CN112781842 B CN 112781842B CN 201911058110 A CN201911058110 A CN 201911058110A CN 112781842 B CN112781842 B CN 112781842B
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Abstract
The embodiment of the invention relates to a mechanical performance test system and a test method for a pipeline water supply fitting, relates to the technical field of shower product detection equipment, and mainly aims to provide the mechanical performance test system for the pipeline water supply fitting. The mechanical property test system comprises: the test fixture comprises a first base body, a rotating mechanism, a connecting arm and a second base body, wherein the first base body is provided with a positioning area for positioning a first rotating part of a rotating accessory to be tested; the rotating mechanism comprises a rotating driving part and a rotating body, the axis of the rotating shaft of the rotating driving part points to the positioning area, and the rotating body is connected with the rotating shaft; a first end of the connecting arm is rotatably connected with the rotating body, and a second end of the connecting arm is used as a first connecting part of a second rotating part of the rotating accessory to be tested; the second connecting part for connecting the first end of the hose to be tested is arranged on the connecting arm; the second base body is provided with a third connecting part for connecting the second end of the hose to be tested, and can be used for simultaneously carrying out mechanical performance tests on the rotary fitting to be tested and the hose to be tested.
Description
Technical Field
The embodiment of the invention relates to the technical field of shower supply detection equipment, in particular to a mechanical performance test system and a test method for a pipeline water supply accessory.
Background
The shower supplies are indispensable articles for daily use of families and families, the shower supplies are various in types, and common parts in the common shower supplies comprise a shower head, a shower nozzle, a shower hose and the like. The base of the shower head is fixedly connected to the top of a suspended shower water outlet pipeline of a bathroom, and the spray head of the shower head is rotatably connected to the base. One end of the shower hose is communicated with the suspended shower water outlet pipeline, and the other end of the shower hose is connected with the handheld shower nozzle.
The existing shower products are produced by a plurality of manufacturers, and all the manufacturers go to the international route in order to obtain wider development space under the environment of intense market competition in China. However, since various manufacturers produce Shower products with different materials and processes, and the products produced by the manufacturers are of different quality, and the Shower products lack the equipment for inspecting the Shower products, the current detection technology is still in the first stage and cannot be determined according to the American society of mechanical Engineers standard A112.18.1-2018< Plumbum addition details >, the Canadian Association of standards standard CSA 125.1-18< Plumbum addition details >, the European Standard EN 1112:2008< Sanita software-Shower outlook for friendly materials and systems of type 1and 2-General technical specification, EN 1113:2015< Sanita software-Shower threads for friendly materials and types of 1and 2-General technical specification, and the like 2: design of type 1and 2. the production technology of Shower products and Devices for friendly materials and Devices of General engineering of type 1and 2, and the Canada of General engineering manufacturers can not be determined according to the national institute of Shower products, and the products produced by different manufacturers, and the products produced by different quality of Shower products, and the products produced by different manufacturers, and the manufacturers lack the equipment for testing equipment of Shower products produced by different products, the manufacturers, the detection technology of Shower products produced by different manufacturers, the detection technology of the products produced by the manufacturers, the detection technology of the products produced by the detection technology of the detection technology of the products produced by the detection of type of the detection of type of the detection of type of the detection of type of the detection of the, AS 3662 and 2013< Performance of showers for withing > are used for detecting and authenticating a mechanical Performance test, wherein the mechanical Performance test is an important index for measuring the outlet of the shower product and seriously restricts the quality level of the water supply fitting of the pipeline of the shower product.
Disclosure of Invention
In view of this, an embodiment of the present invention provides a system and a method for testing mechanical properties of a pipe water supply fitting, and mainly aims to provide a system for testing mechanical properties of a pipe water supply fitting so as to generally improve the quality level of the pipe water supply fitting.
In order to achieve the above purpose, the embodiments of the present invention mainly provide the following technical solutions:
in one aspect, an embodiment of the present invention provides a system for testing mechanical properties of a water supply fitting of a pipeline, including:
a first base having a positioning zone for positioning a first rotating part of a rotating accessory to be tested;
the rotating mechanism comprises a rotating driving part and a rotating body, the axis of the rotating shaft of the rotating driving part points to the positioning area, and the rotating body is connected to the rotating shaft;
the first end of the connecting arm is rotatably connected with the rotating body, and the second end of the connecting arm is used as a first connecting part of a second rotating part of the rotating accessory to be tested;
the second connecting part is used for connecting the first end of the hose to be tested and is arranged on the connecting arm;
a second base body having a third connection portion for connecting a second end of the hose to be tested.
The purpose of the embodiments of the present invention and the technical problems solved thereby can be further realized by the following technical measures.
Optionally, in the mechanical performance test system of the pipe water supply fitting, the second base includes a water injection part, and the water injection part is communicated with the third connection part.
Optionally, in the mechanical performance test system of the pipe water supply fitting, a water injection channel is arranged inside the connecting arm, and the water injection channel is communicated with the first connecting portion and the second connecting portion.
Optionally, in the mechanical property test system for the pipeline water supply fitting, the water injection component includes a water injection device, a water storage device and a water temperature adjusting device, a water pumping side of the water injection device is communicated with the water storage device, and the water temperature adjusting device is arranged in the water storage device and used for adjusting the water temperature in the water storage device.
Optionally, in the mechanical performance testing system for the pipeline water supply fitting, an exhaust part communicated with the water injection channel is disposed on the connecting arm.
Optionally, in the mechanical performance testing system of the pipe water supply fitting, the rotating body has a shaft hole, and the first end of the connecting arm is rotatably inserted into the shaft hole.
Optionally, in the mechanical performance test system for the pipeline water supply accessory, the first base includes a base, a pressure plate and a plurality of lock rods, a first surface of the pressure plate has a clamping groove, a second surface of the pressure plate has a communication port, the communication port is communicated with the clamping groove, an opening size of the communication port is smaller than an opening size of the clamping groove, and the first surface of the pressure plate is buckled and pressed towards the base;
the first end of locking lever is fixed in the base, the second end of locking lever wears to locate the through-hole of pressure disk, the second end locking of locking lever has lock nut.
Optionally, the mechanical performance testing system of the pipe water supply fitting further includes: and the counting device is used for metering the rotation number of the rotating shaft.
In another aspect, an embodiment of the present invention provides a method for testing a mechanical performance testing system of a pipe water supply fitting, including:
positioning a first rotating part of a to-be-tested rotating accessory in the positioning area, and connecting a second rotating part of the to-be-tested rotating accessory with the first connecting part;
connecting the first end of the hose to be tested with the second connecting part, and connecting the second end of the hose to be tested with the third connecting part;
and starting the rotary driving part to enable the rotator to drive the rotary shaft to rotate for a preset number of turns.
The purpose of the embodiments of the present invention and the technical problems solved thereby can be further realized by the following technical measures.
Optionally, in the test method, before the driving unit is turned on, the method further includes:
and injecting hot water into the rotary fitting to be tested and the hose to be tested, wherein the temperature of the hot water is 54-66 ℃, and the pressure of the hot water is 380 kPa.
By means of the technical scheme, the mechanical performance test system and the test method for the pipeline water supply fitting provided by the technical scheme of the invention at least have the following advantages:
in the technical scheme provided by the embodiment of the invention, a mechanical performance test can be simultaneously carried out on a rotary accessory to be tested and a hose to be tested, the rotary accessory to be tested comprises a first rotary part and a second rotary part, the first rotary part is rotationally connected with the second rotary part, the first rotary part of the rotary accessory to be tested is positioned in the positioning area during the test, and the second rotary part of the rotary accessory to be tested is connected with the first connecting part; connecting the first end of the hose to be tested with the second connecting part, and connecting the second end of the hose to be tested with the third connecting part; and starting the rotary driving part, driving the rotary body to rotate by the rotary shaft, and driving the connecting arm to rotate around the axis of the rotary shaft by the rotary body to realize the mechanical performance test of the relative rotation of the first rotary part and the second rotary part. Meanwhile, in the process that the connecting arm rotates around the axis of the rotating shaft, the hose to be tested connected with the second connecting part is made to swing in a reciprocating mode, and therefore the swinging mechanical performance test of the hose to be tested is achieved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the embodiments of the present invention more clear and clear, and to implement the technical solutions according to the contents of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of a mechanical performance testing system of a pipeline water supply fitting according to an embodiment of the present invention;
fig. 2 is a schematic partial sectional structural view of a mechanical performance testing system of a pipeline water supply fitting according to an embodiment of the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objectives of the predetermined embodiments of the present invention, the following detailed description will be made on the mechanical performance testing system of the pipe water supply fitting and the testing method thereof according to the embodiments of the present invention, and the specific implementation, structure, features and effects thereof, with reference to the accompanying drawings and the preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Fig. 1 to 2 show an embodiment of a mechanical performance testing system for a pipe water supply fitting according to the present invention, and referring to fig. 1 to 2, the mechanical performance testing system for a pipe water supply fitting according to an embodiment of the present invention can simultaneously perform a mechanical performance test on a rotating fitting to be tested and a hose to be tested, the rotating fitting to be tested includes a first rotating part and a second rotating part, the first rotating part is rotatably connected to the second rotating part, for example, the first rotating part is a connector connected to the top of a suspended shower outlet pipe, and the second rotating part is a connector connected to a nozzle of a shower head.
The mechanical property test system comprises: the device comprises a first base body 10, a rotating mechanism 20, a connecting arm 30 and a second base body 40.
The first base body 10 has a positioning zone for positioning a first rotating part C11 of a rotating accessory C1 to be tested; the rotating mechanism 20 comprises a rotating driving part 21 and a rotating body 22, the axis of the rotating shaft 211 of the rotating driving part 21 points to the positioning area, and the rotating body 22 is connected to the rotating shaft 211; a first end of the connecting arm 30 is rotatably connected with the rotating body 22, and a second end of the connecting arm 30 is used as a first connecting part of a second rotating part C12 of the rotating accessory C1 to be tested; wherein, the extending direction from the first end of the connecting arm 30 to the second end of the connecting arm 30 forms a predetermined included angle with the axis of the rotating shaft 211, for example, 30-75 degrees. A second connection portion 50 for connecting a first end of a hose to be tested C2 is provided at the connection arm 30; the second base body 40 has a third connection for connecting a second end of a hose C2 to be tested.
In the technical scheme provided by the embodiment of the invention, in the test, a first rotating part of a rotating accessory to be tested is positioned in the positioning area, and a second rotating part of the rotating accessory to be tested is connected with the first connecting part; connecting the first end of the hose to be tested with the second connecting part, and connecting the second end of the hose to be tested with the third connecting part; and starting the rotary driving part, driving the rotary body to rotate by the rotary shaft, and driving the connecting arm to rotate around the axis of the rotary shaft by the rotary body to realize the mechanical performance test of the relative rotation of the first rotary part and the second rotary part. Meanwhile, in the process that the connecting arm rotates around the axis of the rotating shaft, the hose to be tested connected with the second connecting part is made to swing in a reciprocating mode, and therefore the swinging mechanical performance test of the hose to be tested is achieved.
In some embodiments, the first rotating member C11 is stepped, for example, the first rotating member C11 is a connector for connecting to the top of a suspended shower outlet conduit, and the second rotating member C12 is a connector for connecting to a showerhead. Correspondingly, the first base body 10 comprises a base 11, a pressure plate 12 and a plurality of lock rods 13, a clamping groove is formed in the first surface of the pressure plate 12, a communication port is formed in the second surface of the pressure plate 12 and communicated with the clamping groove, the opening size of the communication port is smaller than that of the clamping groove, and the first surface of the pressure plate 12 is buckled and pressed towards the base 11; the first end of locking lever 13 is fixed in base 11, the second end of locking lever 13 wears to locate the through-hole of pressure disk 12, the second end of locking lever 13 is locked and is had lock nut. The large end step C121 of the stepped first rotating member C12 is fitted into the card slot, and the small end step C122 of the stepped first rotating member C12 is inserted into the communication port, so that the first rotating member C12 is held between the pressure plate 12 and the base 11. Of course, the first and second rotating members are not limited to the above-described embodiments. The form of the structure of the first base body may vary accordingly, corresponding to different embodiments. For example, the first rotating part is an integrated disc-shaped shower head, and the second rotating part is a connector connected with the top of the suspended shower outlet pipeline. The first base can be a platform with a groove, and the groove is used as a positioning area for accommodating the disc-shaped shower head, or the first base can also be a platform, and the disc-shaped shower head can be directly reversely buckled on the platform.
The rotation driving member 21 may include a motor 211 and a reducer 212, an output shaft of the motor 211 is connected to an input shaft of the reducer 212, and an output shaft of the reducer 212 is the rotation shaft 211. The rotary body 22 is driven by the rotary shaft to rotate about the axis of the rotary shaft 211. In the embodiment, the rotating body 22 may have a disk shape, and the rotating shaft 211 connects the center position of the disk-shaped rotating body 22, but the rotating body 22 may have another shape such as a rectangular shape, and the present embodiment is not limited thereto. The rotating body 22 may be located at a position vertically above the positioning region such that the axis of the rotating shaft 211 is directed toward the positioning region.
The connecting arm 30 may be a straight rod shape, but is not limited thereto. In the connection mode of the connecting arm 30 rotatably connecting the rotating body 22, the rotating body 22 may be provided with a shaft hole, the first end of the connecting arm 30 is rotatably inserted into the shaft hole, and when the rotating driving part drives the rotating body 22 to rotate, the first end of the connecting arm 30 rotates in the shaft hole, and meanwhile, the connecting arm 30 rotates around the axis of the rotating shaft 211. Corresponding to different export countries, there can be the difference in its standard of mechanical properties, in order to adapt to different standards, the number of shaft hole can be a plurality of, and the distance of a plurality of shaft holes apart from the axis is different. The linking arm also can be a plurality of, and different linking arms can insert different axle holes correspondingly, realizes that the linking arm is different contained angles with the axis of rotation axis.
The second connecting portion 50 may be rod-shaped and form an included angle with the connecting arm 30, and the length of the second connecting portion 50 and the included angle may be set according to the swing test requirement of the hose C2 to be tested. The second connecting portion 50 and the connecting arm 30 may be formed by welding two pipes or by casting. In the test of the hose to be tested C2, the second end of the hose to be tested C2 is positioned at the second base 40, and the first end of the hose to be tested C2 swings as the connecting arm 30 rotates around the axis of the rotating shaft 211.
In an actual test, it is usually required to test for a predetermined number of tests, and for convenience of statistics, the rotating mechanism further includes: the counting assembly of measurement rotation axis number of revolutions, counting assembly can include fixed touch switch 61 and set up in a plectrum 62 of rotator 22 periphery, and every revolution of rotator 22, plectrum 62 touch switch 61 once, and counting assembly's record chip record rotator is rotatory a week to can realize the number of revolutions of rotation axis 211, at that time, in the implementation, can also adopt the counting assembly of other forms, no longer enumerate in the embodiment of this application.
Based on the mechanical performance test system of the pipe water supply fitting in the above embodiment, in order to be suitable for a specific use environment of the shower product, in an embodiment of the present invention, the second base includes a water injection member, and the water injection member is communicated with the third connection portion. Before the rotation driving part is started for testing, water can be injected into the third connecting part through the water injection part, so that the hose to be tested is subjected to mechanical performance testing under the condition of water injection in and out. Furthermore, the inside water injection passageway that has of linking arm, water injection passageway intercommunication first connecting portion with the second connecting portion are passing through the in-process of water injection part to the water injection of third connecting portion, and the injected rivers can get into the pipeline of awaiting measuring the examination rotating fitting after looping through the examination hose of awaiting measuring, water injection passageway in to can realize simultaneously that the mechanical properties is experimental under the situation of the water injection of the examination rotating fitting of awaiting measuring, thereby the comparatively real simulated environment of mode shower articles for use.
In order to further improve the accuracy of the mechanical performance test of the shower product, the water injection component comprises a water injection component, a water storage component and a water temperature adjusting component, the water pumping side of the water injection component is communicated with the water storage component, and the water temperature adjusting component is arranged in the water storage component and used for adjusting the water temperature in the water storage component. The water temperature adjusting device can realize the heating function, and the water temperature in the water storage device is controlled to be at a set temperature, for example, the set temperature range can be 54-66 ℃ (66 +/-6 ℃), the pressure of the hot water is 380kPa (345 +/-35 kPa), for example, the user sets the test temperature to be 54-66 ℃, the pressure of the hot water is 380kPa, the water temperature can be controlled to be at the states of the dynamic pressure 345 +/-35 kPa and the temperature 66 +/-6 ℃ of the constant pressure (which can have a certain fluctuation range) and the constant water temperature (which can have a certain fluctuation range). Before the test, water can be heated to a set constant temperature state, then hot water is injected into the rotary fitting to be tested and the hose to be tested through the water injection device, a real shower environment is simulated under the condition that the hot water is injected into the rotary fitting to be tested and the hose to be tested, and the mechanical performance test of the rotary fitting to be tested and the hose to be tested is carried out. In the mechanical performance test, the hose to be tested, the water injection channel, the pipeline of the rotary fitting to be tested and the water storage device are communicated, so that the water temperature in the hose to be tested, the water injection channel and the pipeline of the rotary fitting to be tested can be maintained within a certain temperature range. Specifically, the connecting arm is provided with an exhaust part 70 communicated with the water injection channel, the exhaust part 70 can be an exhaust valve or a plug, the connecting arm is provided with an exhaust hole communicated with the water injection channel, the plug is plugged in the exhaust hole, when water is injected, the plug is opened, the water injection is finished, and the plug is plugged again. The plug may be a bolt, and this embodiment is not limited thereto.
The control box of the mechanical performance test system can be provided with a counting display, a timing display, a water injection pressure display and a water injection temperature display, and controls the start, stop and emergency stop switches of water injection.
Based on the system for testing the mechanical performance of the pipe water supply fitting in the embodiment, the embodiment of the invention also provides a method for testing the system for testing the mechanical performance of the pipe water supply fitting, which comprises the following steps:
positioning a first rotating part of a to-be-tested rotating accessory in the positioning area, and connecting a second rotating part of the to-be-tested rotating accessory with the first connecting part;
connecting the first end of the hose to be tested with the second connecting part, and connecting the second end of the hose to be tested with the third connecting part;
and starting the rotary driving part to enable the rotating body to drive the rotating shaft to rotate for a preset number of turns.
After the rotating body drives the rotating shaft to rotate for the preset number of turns, the rotating driving part can be closed, the rotating part to be tested and the hose to be tested are taken down, the rotating part to be tested and the hose to be tested are subjected to a pressure test, if the rotating part to be tested and the hose to be tested leak water, the rotating part to be tested and the hose to be tested are judged not to accord with the mechanical performance test requirement of the pipeline water supply part, and if the rotating part to be tested and the hose to be tested leak water, the rotating part to be tested and the hose to be tested are judged to accord with the mechanical performance test requirement of the pipeline water supply part.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
It will be appreciated that the relevant features of the devices described above may be referred to one another. In addition, "first", "second", and the like in the above embodiments are for distinguishing the embodiments, and do not represent merits of the embodiments.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed apparatus should not be construed to reflect the intent: that the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
Those skilled in the art will appreciate that the components of the apparatus of the embodiments may be adapted and arranged in one or more arrangements different from the embodiments. The components of the embodiments may be combined into one component and, in addition, they may be divided into a plurality of sub-components. All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and all of the components of any apparatus so disclosed, may be combined in any combination, except combinations where at least some of such features are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination. The various component embodiments of the present invention may be implemented in hardware, or in a combination thereof.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or components not listed in a claim. The word "a" or "an" preceding a component or element does not exclude the presence of a plurality of such components or elements. The invention may be implemented by means of an apparatus comprising several distinct elements. In the claims enumerating several means, several of these means may be embodied by one and the same item. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. A mechanical property test system of pipeline water supply accessory, its characterized in that includes:
a first base body having a positioning region for positioning a first rotating part of a rotating fitting to be tested;
the rotating mechanism comprises a rotating driving part and a rotating body, the axis of the rotating shaft of the rotating driving part points to the positioning area, and the rotating body is connected to the rotating shaft;
the first end of the connecting arm is rotatably connected with the rotating body, and the second end of the connecting arm is used as a first connecting part of a second rotating part of the rotating accessory to be tested;
the second connecting part is used for connecting the first end of the hose to be tested and is arranged on the connecting arm;
a second base body having a third connection portion for connecting a second end of the hose to be tested.
2. The system for testing mechanical properties of a plumbing water supply fitting according to claim 1,
the second base body includes a water injection part, and the water injection part is communicated with the third connecting part.
3. The system for testing mechanical properties of a plumbing water supply fitting according to claim 2,
the connecting arm is internally provided with a water injection channel which is communicated with the first connecting part and the second connecting part.
4. The system for testing mechanical properties of a plumbing water supply fitting according to claim 3,
the water injection part comprises a water injection device, a water storage device and a water temperature adjusting device, the water pumping side of the water injection device is communicated with the water storage device, and the water temperature adjusting device is arranged in the water storage device and used for adjusting the water temperature in the water storage device.
5. The system for testing mechanical properties of a plumbing water supply fitting according to claim 3,
and the connecting arm is provided with an exhaust part communicated with the water injection channel.
6. The system for testing mechanical properties of a plumbing water supply fitting according to claim 1,
the rotating body is provided with a shaft hole, and the first end of the connecting arm is rotatably inserted into the shaft hole.
7. The system for testing mechanical properties of a plumbing water supply fitting according to claim 1,
the first base body comprises a base, a pressure plate and a plurality of locking rods, a clamping groove is formed in the first surface of the pressure plate, a communicating opening is formed in the second surface of the pressure plate and communicated with the clamping groove, the size of an opening of the communicating opening is smaller than that of the opening of the clamping groove, and the first surface of the pressure plate is buckled and pressed towards the base;
the first end of locking lever is fixed in the base, the second end of locking lever wears to locate the through-hole of pressure disk, the second end of locking lever is locked and is had lock nut.
8. The system for testing mechanical properties of a plumbing water supply fitting according to claim 1,
the rotating mechanism further includes: and the counting device is used for metering the rotation number of the rotating shaft.
9. The method for testing a system for testing mechanical properties of a plumbing water supply fitting according to any one of claims 1 to 8, comprising:
positioning a first rotating part of a to-be-tested rotating accessory in the positioning area, and connecting a second rotating part of the to-be-tested rotating accessory with the first connecting part;
connecting the first end of the hose to be tested with the second connecting part, and connecting the second end of the hose to be tested with the third connecting part;
and starting the rotary driving part to enable the rotating body to drive the rotating shaft to rotate for a preset number of turns.
10. The testing method of claim 9, further comprising, prior to activating the drive component:
and injecting hot water into the rotary fitting to be tested and the hose to be tested, wherein the temperature of the hot water is 54-66 ℃, and the pressure of the hot water is 380 kPa.
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| CN201911058110.2A CN112781842B (en) | 2019-11-01 | 2019-11-01 | Mechanical performance test system and method for pipeline water supply fittings |
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| CN201911058110.2A CN112781842B (en) | 2019-11-01 | 2019-11-01 | Mechanical performance test system and method for pipeline water supply fittings |
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| CN112781842B true CN112781842B (en) | 2022-07-12 |
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| CN112781842A (en) | 2021-05-11 |
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