CN111157349A - Comprehensive testing device for pressure cooker - Google Patents
Comprehensive testing device for pressure cooker Download PDFInfo
- Publication number
- CN111157349A CN111157349A CN202010072738.4A CN202010072738A CN111157349A CN 111157349 A CN111157349 A CN 111157349A CN 202010072738 A CN202010072738 A CN 202010072738A CN 111157349 A CN111157349 A CN 111157349A
- Authority
- CN
- China
- Prior art keywords
- pressure
- cross beam
- pressure cooker
- slide block
- vertical beams
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/22—Investigating strength properties of solid materials by application of mechanical stress by applying steady torsional forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0021—Torsional
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a comprehensive testing device for a pressure cooker, which comprises a testing platform, a vertical beam, a cross beam and a clamp, wherein: the vertical beam is vertically arranged on the test platform; the two ends of the cross beam are connected between the adjacent vertical beams and vertically lift along the vertical beams; the clamp is arranged on the test platform, and the pressure cooker is horizontally limited by horizontal clamping force; the working slide block is arranged on the cross beam, the working slide block can horizontally displace on the cross beam, a pressing component and a torsion output component are arranged on the working slide block, and the pressing component vertically applies pressure to the cover part of the pressure cooker; the sensor assembly includes a pressure sensor and a torque sensor. Compared with the prior art, the invention can carry out torsion force loading test and downward pressure test aiming at the pressure cookers with different structures, can carry out specific adaptation aiming at the pressure cookers with different structures, has stable positioning and can realize more accurate test process; the positioning component can realize the adjustment of multiple degrees of freedom, and the positioning adaptability is excellent.
Description
Technical Field
The invention relates to the field of pressure cooker testing, in particular to a comprehensive pressure cooker testing device.
Background
The pressure cooker can raise the physical phenomenon that the boiling point of liquid under higher air pressure exerts pressure on water, so that the water can reach higher temperature without boiling, thereby accelerating the efficiency of stewing food. The utility model can heat the cooked food to more than 100 ℃, and in high altitude areas, the pressure cooker can avoid the problem that the food is not easy to cook because the boiling point of water is reduced.
The pressure cooker is mainly divided into a rotary-closing pressure cooker, a gland-type pressure cooker and a clamp-type pressure cooker according to different closing forms. Pressure tests such as working pressure, safety pressure, heat resistance, pressure relief pressure, internal pressure resistance and the like of the pressure cooker are common tests of the pressure cooker. In the working stability and safety test of the pressure cooker, the three types of pressure cookers need to be subjected to different forms of applied force tests, wherein the applied force needs to provide different degrees of torsion force application, so that the three types of pressure cookers are adapted, the cover body or the sealing part of the pressure cooker is pressed, and the pressure change value is monitored in real time while the pressure is applied, but the test device in the prior art cannot realize the applied force test of the three types of pressure cookers.
CN203658076U discloses a pressure cooker combined test platform, including the test bench body, still include: the control device is used for controlling the heating device and the pressurizing device, is positioned on the left side of the test bed body, and is provided with a microcomputer computer and a display; the test box is used for placing a pressure cooker for a test and has a safety protection function and is positioned above the right side of the test bed body; the heating device is used for heating the pressure cooker according to set power and is positioned in the test box; and the pressurizing device is used for providing pressure for the pressure cooker, and a pressure pump, a pressure regulating valve, a pressure supplementing electromagnetic valve and a pressure relief electromagnetic valve are arranged below the right side of the test bed body. Although the pressure cooker comprehensive test bed can realize real-time monitoring and testing of pressure, the stability test in moment loading can not be realized
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a comprehensive pressure cooker testing device, which can perform torsion force loading test and downward pressure test on pressure cookers with different structures, can perform specific adaptation on the pressure cookers with different structures, is stable in positioning and can realize a more accurate testing process.
The purpose of the invention can be realized by the following technical scheme:
the invention relates to a pressure cooker comprehensive testing device, which comprises a testing platform, a vertical beam, a cross beam and a clamp, wherein the testing platform specifically comprises the following components:
the vertical beam is vertically arranged on the test platform;
the two ends of the cross beam are connected between the adjacent vertical beams and vertically lift along the vertical beams;
the clamp is arranged on the test platform, and the pressure cooker is horizontally limited by horizontal clamping force;
the working slide block is arranged on the cross beam, the working slide block can horizontally displace on the cross beam, a pressing component and a torsion output component are arranged on the working slide block, and the pressing component vertically applies pressure to the cover part of the pressure cooker;
the sensor assembly comprises a pressure sensor and a torque sensor, the pressure sensor is arranged in a pressure release valve of the pressure cooker, and the torque sensor is arranged on the torque output part.
Furthermore, the clamp comprises a rotating handle, a clamping screw rod and two clamping blocks;
the clamping screw rod penetrates through the two clamping blocks;
the rotary handle is arranged at one end of the clamping screw rod, and the two clamping blocks are close to each other by screwing the rotary handle.
Furthermore, the clamping block is provided with a threaded hole, the clamping screw penetrates through the threaded hole, and the external thread of the clamping screw is matched with the internal thread of the threaded hole;
the external thread of the clamping screw is of a two-section type distribution structure, the two sections of external threads are respectively matched with the two clamping blocks, and the thread directions of the two sections of external threads are opposite.
Furthermore, the pressing surfaces of the two clamping blocks facing the pressure cooker are arc surfaces, so that a better clamping effect on the pressure cooker is realized.
Furthermore, a guide screw rod is arranged on the vertical beam;
thread grooves matched with the external threads of the guide screw are formed at two ends of the cross beam;
one end of the guide screw rod, which is close to the test platform, is connected with a first stepping motor, and the first stepping motor is arranged inside the test platform. The first stepping motor outputs torsional force to the guide screw through the output end of the first stepping motor, and the cross beam is controlled to vertically lift.
Furthermore, the vertical beams comprise two first vertical beams, two second vertical beams and two third vertical beams;
the cross beams comprise a first cross beam, a second cross beam and a third cross beam;
the first cross beam is arranged between the two first vertical beams;
the second cross beam is arranged between the two second vertical beams;
the third cross beam is arranged between the two third vertical beams.
The working slide block comprises a first working slide block, a second working slide block and a third working slide block which are respectively arranged on the first cross beam, the second cross beam and the third cross beam.
Furthermore, a torsion output part is connected to the first working slide block;
the torque output part comprises a rotary disc which is connected to the first working slide block in a shaft connection mode, and a push rod is connected to the rotary disc.
Furthermore, the test platform is also provided with an adjustable fixed rod, and the adjustable fixed rod can be used for carrying out multi-degree-of-freedom position adjustment and angle adjustment.
Furthermore, the test platform is also provided with a second servo motor and a retractable wheel connected to the second servo motor, a traction rope is wound on the retractable wheel, and one end of the traction rope is connected and wound on the turntable. When the pressure cooker is used specifically, the push rod can be suitable for a screwing type pressure cooker or a gland type pressure cooker, output of large torsion is achieved, the screwing type pressure cooker is high in torsion detection requirement, the push rod is connected to an upper handle of the screwing type pressure cooker and is connected to the upper handle of the screwing type pressure cooker through an adjustable fixing rod, fixing of a lower handle is achieved, the torsion is output through a second servo motor to drive a retracting wheel, the retracting wheel drives a traction rope, the rotary disc is driven to rotate, the push rod is enabled to be applied to tangential thrust of the upper handle when the rotary disc rotates, the upper cover pressing plate is matched with the upper handle when the pressure cooker is matched with the gland type pressure cooker, the push rod is connected to the upper cover pressing plate, the pressure sensor outputs the thrust tangentially through the torsion sensor, real-time internal pressure of the pressure cooker is obtained in real time, and detection of safety performance is achieved.
Furthermore, a hydraulic cylinder is arranged on the second working slide block, and a hydraulic piston of the hydraulic cylinder is arranged towards the right lower part. The hydraulic cylinder is suitable for vertical force application detection of a gland type pressure cooker and a clamp type pressure cooker, during specific testing, the hydraulic cylinder is adjusted to be in a position of application through a second vertical beam and a second cross beam, downward pressure is vertically output, real-time pressure application is obtained through a pressure sensor arranged on a cylinder rod, the pressure sensor obtains real-time internal pressure of the pressure cooker, and therefore safety performance detection is achieved.
Furthermore, a torsion rotary cover is arranged on the third working slide block, a sucker is arranged on the lower surface of the torsion rotary cover, and the end part of the sucker is connected with the output end of the third servo motor;
the test platform is also provided with a fixed ejector rod.
When the device is used specifically, the device can be adapted to the torque output detection of a gland type pressure cooker and a clamp type pressure cooker and is adapted to the detection of smaller torque, and because the rotation limit of the gland type pressure cooker and the clamp type pressure cooker is more stable than that of a rotary type pressure cooker, the device only needs to be applied by suction type torsion. The fixed ejector rod can realize the fixation of the clamp or the lower handle, the sucker is sucked on the upper cover, torque force output is carried out through the third servo motor, and the pressure sensor acquires the real-time internal pressure of the pressure cooker in real time, so that the detection of safety performance is realized.
Compared with the prior art, the invention has the following advantages:
1) can carry out torsional force loading test and holding down pressure test to the pressure cooker of isostructure, can carry out specific adaptation to the pressure cooker of isostructure, the location is stable, can realize comparatively accurate testing process.
2) The positioning component can realize the adjustment of multiple degrees of freedom, and the positioning adaptability is excellent.
Drawings
FIG. 1 is a schematic perspective view of a comprehensive testing device for pressure cookers according to the present invention;
fig. 2 is a schematic structural view of the jig of the present invention.
In the figure: 1. the device comprises a test platform, 2, a clamp, 21, a clamping block, 22, a clamping screw rod, 23, a rotating handle, 3, a vertical beam, 31, a first vertical beam, 32, a second vertical beam, 33, a third vertical beam, 4, a cross beam, 41, a first cross beam, 42, a second cross beam, 43, a third cross beam, 5, a working slide block, 51, a first working slide block, 52, a second working slide block, 53, a third working slide block, 6, a guide screw rod, 7, a rotary table, 8, a push rod, 9, an adjustable fixing rod, 10, a retracting wheel, 11, a traction rope, 12, a hydraulic cylinder, 13, a torsion rotary cover, 14 and a fixed ejector rod.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Examples
The comprehensive testing device for the pressure cooker in the embodiment comprises a testing platform 1, a vertical beam 3, a cross beam 4 and a clamp 2, and is shown in figure 1.
The sensor assembly comprises a pressure sensor and a torque sensor, the pressure sensor is arranged in a pressure release valve of the pressure cooker, and the torque sensor is arranged on the torque output part.
The clamp 2 is arranged on the test platform 1, and the pressure cooker is horizontally limited through horizontal clamping force. The clamp 2 comprises a rotary handle 23, a clamping screw 22 and two clamping blocks 21, see fig. 2. The clamping screw 22 penetrates through the two clamping blocks 21; the rotating handle 23 is arranged at one end of the clamping screw 22, and the two clamping blocks 21 are close to each other by screwing the rotating handle 23. The clamping block 21 is provided with a threaded hole, the clamping screw 22 penetrates through the threaded hole, and the external thread of the clamping screw 22 is matched with the internal thread of the threaded hole; the external thread of the clamping screw 22 is of a two-section distribution structure, the two external threads are respectively matched with the two clamping blocks 21, and the thread directions of the two external threads are opposite. The pressing surfaces of the two clamping blocks 21 facing the pressure cooker are arc surfaces, so that a better clamping effect on the pressure cooker is realized.
The vertical beam 3 is vertically arranged on the test platform 1. The two ends of the cross beam 4 are connected between the adjacent vertical beams 3 and vertically lift along the vertical beams 3; the vertical beam is provided with a guide screw 6. Two ends of the beam 4 are provided with thread grooves matched with the external threads of the guide screw 6; one end of the guide screw 6 close to the test platform 1 is connected with a first stepping motor, and the first stepping motor is arranged inside the test platform 1. The first stepping motor outputs a torsional force to the guide screw 6 through an output end of the first stepping motor, and controls the cross beam 4 to vertically lift.
The vertical beams 3 comprise two first vertical beams 31, two second vertical beams 32 and two third vertical beams 33; the cross member 4 includes a first cross member 41, a second cross member 42, and a third cross member 43; the first cross beam 41 is arranged between the two first vertical beams 31; the second cross beam 42 is arranged between the two second vertical beams 32; the third cross member 43 is provided between the two third vertical beams 33. The work slide 5 comprises a first work slide 51, a second work slide 52, a third work slide 53, see fig. 1, provided on the first beam 41, the second beam 42 and the third beam 43, respectively.
The working slide block 5 is arranged on the beam 4, the working slide block 5 can horizontally displace on the beam 4, the working slide block 5 is provided with a pressing component and a torsion output component, and the pressing component vertically presses the cover part of the pressure cooker, which is shown in figure 1.
The first working slide block 51 is connected with a torque output part; the torque output part comprises a rotary disc 7 which is axially connected with the first working slide block 51, and a push rod 8 is connected on the rotary disc 7. The test platform 1 is also provided with an adjustable fixed rod 9, and the adjustable fixed rod 9 can be used for carrying out multi-degree-of-freedom position adjustment and angle adjustment. The test platform 1 is also provided with a second servo motor and a retractable wheel 10 connected to the second servo motor, a traction rope 11 is wound on the retractable wheel, and one end of the traction rope 11 is connected and wound on the turntable 7. When in specific use, the push rod can be suitable for a rotary pressure cooker or a gland type pressure cooker to realize the output of larger torsion, because the requirement of the rotary-closing pressure cooker on torsion detection is higher, by connecting the push rod 8 to the upper handle of the rotary-closing pressure cooker, is connected to the upper handle of the rotary pressure cooker through an adjustable fixed rod 9 to realize the fixation of the lower handle, the torque output by the second servo motor drives the retractable wheel 10, the retractable wheel 10 drives the traction rope 11, and drives the turntable 7 to rotate, when the turntable 7 rotates, the push rod 8 applies tangential thrust to the upper handle, when the pressure cooker is adapted to the pressure cover, the upper cover pressure plate is equivalent to the upper handle, only the push rod 8 is connected to the upper cover pressure plate, when the torque sensor tangentially outputs the thrust, the pressure sensor acquires the real-time internal pressure of the pressure cooker in real time, so that the detection of the safety performance is realized.
The second work slide 52 is provided with a hydraulic cylinder 12, and a hydraulic piston of the hydraulic cylinder 12 is arranged towards the right lower side. The hydraulic cylinder 12 is suitable for vertical force application detection of a gland type pressure cooker and a clamp type pressure cooker, during specific testing, the hydraulic cylinder 12 is adjusted to be in a position applied through the second vertical beam 32 and the second cross beam 42, then downward pressure is vertically output, real-time pressure application is obtained through a pressure sensor arranged on a cylinder rod, the pressure sensor obtains real-time internal pressure of the pressure cooker, and therefore safety performance detection is achieved.
A torsion rotary cover 13 is arranged on the third working slide block 53, a sucker is arranged on the lower surface of the torsion rotary cover 13, and the end part of the sucker is connected with the output end of a third servo motor; the test platform 1 is also provided with a fixed ejector rod 14. When the device is used specifically, the device can be adapted to the torque output detection of a gland type pressure cooker and a clamp type pressure cooker and is adapted to the detection of smaller torque, and because the rotation limit of the gland type pressure cooker and the clamp type pressure cooker is more stable than that of a rotary type pressure cooker, the device only needs to be applied by suction type torsion. The fixed ejector rod 14 can fix the clamp or the lower handle, the sucker is sucked on the upper cover, torque output is carried out through the third servo motor, and the pressure sensor acquires real-time internal pressure of the pressure cooker in real time, so that safety performance detection is realized.
The pressure cooker comprehensive testing device in the embodiment further comprises an ARM processor, wherein the ARM processor is electrically connected with each servo motor, and the control of the rotating speed, the starting, the stopping and the steering of the servo motors is realized. The ARM processor is also electrically connected with each torque sensor and each pressure sensor, so that pressure data can be obtained in real time, and a test result can be exported at any time. The ARM processor is also electrically connected with an electromagnetic heater arranged on the test platform 1, so that the heating power and the start and stop control are realized. The ARM processor is connected with a control panel or a touch screen of the peripheral, and man-machine interaction, namely detection data checking, is achieved.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. A comprehensive testing device for pressure cookers is characterized by comprising:
a test platform (1);
the vertical beam (3) is vertically arranged on the test platform (1);
the two ends of the cross beam (4) are connected between the adjacent vertical beams (3) and vertically lift along the vertical beams (3);
the clamp (2) is arranged on the test platform (1) and used for horizontally limiting the pressure cooker through a horizontal clamping force;
the working sliding block (5) is arranged on the cross beam (4), the working sliding block (5) can horizontally displace on the cross beam (4), a pressing component and a torsion output component are arranged on the working sliding block (5), and the pressing component vertically applies pressure to the cover part of the pressure cooker;
the sensor assembly comprises a pressure sensor and a torque sensor, the pressure sensor is arranged in a pressure release valve of the pressure cooker, and the torque sensor is arranged on the torque output part.
2. The integrated testing device for the pressure cooker as claimed in claim 1, wherein the clamp (2) comprises a rotary handle (23), a clamping screw (22) and two clamping blocks (21);
the clamping screw rod (22) penetrates through the two clamping blocks (21);
the rotary handle (23) is arranged at one end of the clamping screw rod (22), and the two clamping blocks (21) are close to each other by screwing the rotary handle (23).
3. The comprehensive test device for the pressure cooker as claimed in claim 2, wherein the clamping block (21) is provided with a threaded hole, the clamping screw (22) penetrates through the threaded hole, and the external thread of the clamping screw (22) is matched with the internal thread of the threaded hole;
the external threads of the clamping screw (22) are of a two-section distribution structure, the two external threads are respectively matched with the two clamping blocks (21), and the thread directions of the two external threads are opposite.
4. The integrated testing device for pressure cookers of claim 1, wherein the vertical beam is provided with a lead screw (6);
thread grooves matched with the external threads of the guide screw rods (6) are formed in the two ends of the cross beam (4);
one end of the guide screw rod (6) close to the test platform (1) is connected with a first stepping motor, and the first stepping motor is arranged inside the test platform (1).
5. A comprehensive test device for pressure cookers, according to claim 1, characterized in that said vertical beams (3) comprise two first vertical beams (31), two second vertical beams (32) and two third vertical beams (33);
the cross beam (4) comprises a first cross beam (41), a second cross beam (42) and a third cross beam (43);
the first cross beam (41) is arranged between the two first vertical beams (31);
the second cross beam (42) is arranged between the two second vertical beams (32);
the third cross beam (43) is arranged between the two third vertical beams (33);
the working slide block (5) comprises a first working slide block (51), a second working slide block (52) and a third working slide block (53) which are respectively arranged on a first cross beam (41), a second cross beam (42) and a third cross beam (43).
6. The integrated testing device for pressure cookers as claimed in claim 5, wherein the first operating slide (51) is connected with a torque output member;
the torque output part comprises a rotary disc (7) which is connected to the first working slide block (51) in a shaft mode, and a push rod (8) is connected to the rotary disc (7).
7. The integrated testing device for the pressure cooker as claimed in claim 6, wherein the testing platform (1) is further provided with an adjustable fixing rod (9), and the adjustable fixing rod (9) can be used for position adjustment and angle adjustment with multiple degrees of freedom.
8. The comprehensive test device for the pressure cooker according to claim 7, wherein the test platform (1) is further provided with a second servo motor and a retractable wheel (10) connected to the second servo motor, a traction rope (11) is wound on the retractable wheel, and one end of the traction rope (11) is connected to the turntable (7).
9. The integrated testing device for the pressure cooker as claimed in claim 6, wherein the second operating slide block (52) is provided with a hydraulic cylinder (12), and a hydraulic piston of the hydraulic cylinder (12) is arranged towards the right lower side.
10. The comprehensive testing device for the pressure cooker as claimed in claim 6, wherein the third working slide block (53) is provided with a twisting rotary cover (13), the lower surface of the twisting rotary cover (13) is provided with a suction cup, and the end part of the suction cup is connected with the output end of the third servo motor;
the test platform (1) is also provided with a fixed ejector rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010072738.4A CN111157349A (en) | 2020-01-21 | 2020-01-21 | Comprehensive testing device for pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010072738.4A CN111157349A (en) | 2020-01-21 | 2020-01-21 | Comprehensive testing device for pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111157349A true CN111157349A (en) | 2020-05-15 |
Family
ID=70565659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010072738.4A Pending CN111157349A (en) | 2020-01-21 | 2020-01-21 | Comprehensive testing device for pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111157349A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236292A (en) * | 2021-12-21 | 2022-03-25 | 中国标准化研究院 | Energy efficiency testing equipment for electric pressure cooker |
| CN117007416A (en) * | 2023-09-21 | 2023-11-07 | 常州市建筑材料研究所有限公司 | Safe cement pressure testing machine |
-
2020
- 2020-01-21 CN CN202010072738.4A patent/CN111157349A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236292A (en) * | 2021-12-21 | 2022-03-25 | 中国标准化研究院 | Energy efficiency testing equipment for electric pressure cooker |
| CN117007416A (en) * | 2023-09-21 | 2023-11-07 | 常州市建筑材料研究所有限公司 | Safe cement pressure testing machine |
| CN117007416B (en) * | 2023-09-21 | 2023-12-08 | 常州市建筑材料研究所有限公司 | Safe cement pressure testing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111157349A (en) | Comprehensive testing device for pressure cooker | |
| CN206633039U (en) | A kind of flexible parallel folder | |
| CN107421832B (en) | High-temperature vacuum friction wear testing machine | |
| CN212083097U (en) | Comprehensive testing device for pressure cooker | |
| CN105880659A (en) | High-precision tensioning device | |
| CN107363468A (en) | Full-automatic line-frequency induction heating and assembling device | |
| CN205898413U (en) | Angle of attack adjusting device | |
| CN108818526A (en) | A kind of pump core, which automatically detects, uses manipulator | |
| CN205888610U (en) | Spiral clamping device | |
| CN112611642A (en) | Verifying attachment is used in processing of high resistance nickel chromium electric heat alloy | |
| CN103674368A (en) | Testing device for rotary torque and swivel torque of ball-pin bearing | |
| CN217931957U (en) | Motor processing detection equipment convenient for quick fault location | |
| CN207489815U (en) | A kind of substrate jacking-rotating device | |
| CN206387674U (en) | A kind of silicone sealant performance detection apparatus | |
| CN211477848U (en) | Intelligent electro-hydraulic servo universal testing machine device | |
| CN220322938U (en) | Aeroengine blade strength detection device | |
| CN103817424A (en) | Welding device for belt pulley friction plates | |
| CN209304425U (en) | A kind of maintenance positioning tool of steam turbine rotor | |
| CN208451004U (en) | Semi-automatic pressure cyclone | |
| CN216264005U (en) | Portable electric pressure-measuring diffusion welding device | |
| CN206387675U (en) | A kind of fluid sealant fatigue resistance test equipment | |
| CN106442313A (en) | Lead firmness tester | |
| CN218271363U (en) | Semi-automatic pressure regulating valve test fixture | |
| CN208826045U (en) | A kind of machine tool ball screw sunpender | |
| CN108295327B (en) | Multifunctional cardiovascular surgery extracorporeal circulation workbench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |