CN212514033U - High-safety-coefficient pressure resistance tester - Google Patents
High-safety-coefficient pressure resistance tester Download PDFInfo
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- CN212514033U CN212514033U CN202021270333.3U CN202021270333U CN212514033U CN 212514033 U CN212514033 U CN 212514033U CN 202021270333 U CN202021270333 U CN 202021270333U CN 212514033 U CN212514033 U CN 212514033U
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Abstract
The utility model relates to a catalyst performance detects technical field, discloses a compressive tester that factor of safety is high. The high-safety-factor anti-pressure tester comprises a test box, a pressing assembly, a limiting frame, a cleaning assembly, a turnover assembly, a glass door and a glass window, wherein the glass door is hinged to a test chamber, and the glass window, the glass door and the test chamber are enclosed to form a closed test space. The pressing assembly comprises a pressing plate, and the pressing plate can stretch and retract; the limiting frame comprises a bottom plate, a first overturning side plate and a second overturning side plate which are arranged oppositely, the overturning assembly comprises a rack and an incomplete gear, the rack can be arranged on the bottom plate in a sliding mode, the rack is meshed with the incomplete gear, the incomplete gear is coaxially connected with the first overturning side plate or the second overturning side plate, the cleaning assembly comprises a scraper, and the scraper is arranged in a test space in a telescopic mode. Due to the arrangement of the closed test space, fragments are effectively prevented from splashing, dust is prevented from diffusing, environmental pollution is avoided, and the safety coefficient of the pressure resistance tester is improved.
Description
Technical Field
The utility model relates to a catalyst performance detects technical field, especially relates to a compressive tester that factor of safety is high.
Background
Catalysts are important catalysts in the chemical industry, which to some extent limits the productivity. The measurement of the catalytic performance of the catalyst is mainly measured by the comprehensive indexes of the activity, the selectivity and the service life of the catalyst.
Compressive strength is an important measure of the catalytic performance of a catalyst, and a pressure tester is often used to apply pressure to a catalyst sample until the catalyst sample is broken. When the catalyst sample is broken, fragments of the catalyst sample can splash around, and dust of the catalyst sample can drift down to the experimental environment, causing harm to the experimenters and causing environmental pollution.
Therefore, it is desirable to provide a high safety factor pressure resistance tester to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Based on above, an object of the utility model is to provide a compressive tester that factor of safety is high to solve the environmental pollution and the injury experimenter's that current compressive tester caused because of the catalyst sample is broken problem.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a high safety factor compression tester comprising:
a test chamber having a test cavity;
the glass door is hinged on the test cavity;
the glass window, the glass door and the test cavity enclose a closed test space;
the pressing assembly comprises a pressing plate, and the pressing plate can be telescopically arranged in the test space along the vertical direction;
the limiting frame is provided with a limiting space, the size of the limiting space is respectively matched with the size of a catalyst sample and the size of the pressing plate, the pressing plate can press the catalyst sample, the limiting frame comprises a bottom plate, a first overturning side plate and a second overturning side plate, and the first overturning side plate and the second overturning side plate are oppositely arranged;
the turnover assembly comprises a rack and an incomplete gear, the rack is slidably arranged on the bottom plate and meshed with the incomplete gear, the incomplete gear is coaxially connected with the first turnover side plate or the second turnover side plate, and the first turnover side plate or the second turnover side plate is driven to turn over through the rotation of the incomplete gear;
the cleaning assembly comprises a scraper which can be arranged in the test space in a telescopic mode along the horizontal direction, and the scraper is made to stretch into the limiting space through the first turnover side plate and the second turnover side plate and can scrape powder or fragments of the catalyst sample crushed in the limiting space.
Furthermore, the overturning assembly further comprises an overturning cylinder, an overturning cavity is formed in the bottom plate, the overturning cylinder is fixedly installed in the overturning cavity, and the telescopic end of the overturning cylinder is connected with the rack.
Further, the upset subassembly still includes the L shaped plate, the L shaped plate includes perpendicular diaphragm and the riser of connecting, the diaphragm with the flexible end of upset cylinder is connected, the riser with the rack connection.
Further, the turnover assembly further comprises a rotating shaft, the incomplete gear is fixedly arranged on the rotating shaft, and the first turnover side plate or the second turnover side plate is fixedly arranged on the rotating shaft.
Furthermore, the number of the turnover assemblies is two, and the turnover assemblies are symmetrically arranged, wherein one turnover assembly corresponds to the first turnover side plate, and the other turnover assembly corresponds to the second turnover side plate.
Furthermore, the limiting frame further comprises a first fixed side plate and a second fixed side plate which are arranged oppositely, the first fixed side plate and the second fixed side plate are fixedly arranged on the bottom plate, the first fixed side plate and the first overturning side plate are vertically arranged, and the bottom plate, the first fixed side plate, the second fixed side plate, the first overturning side plate and the second overturning side plate enclose the limiting space.
Further, the high pressure resistance tester of factor of safety still includes retrieves the subassembly, it includes the collection box to retrieve the subassembly, the recovery hole has been seted up to the test intracavity, the recovery hole with the clearance subassembly is located the both sides of spacing frame, the recovery hole with the collection box intercommunication strikes off the powder or the piece of catalyst sample can fall into in the recovery hole.
Further, the recovery assembly further comprises a recovery pipe, one end of the recovery pipe is communicated with the recovery hole, and the other end of the recovery pipe is communicated with the recovery box.
Furthermore, the cleaning assembly further comprises a cleaning air cylinder, the cleaning air cylinder is fixedly arranged in the test space, and the telescopic end of the cleaning air cylinder stretches along the horizontal direction and is connected with the scraper.
The utility model has the advantages that:
the utility model provides a compressive test appearance that factor of safety is high includes proof box, the subassembly that exerts pressure, spacing frame, clearance subassembly, upset subassembly, glass door and glass window, and the proof box has the test chamber, and the glass door articulates on the test chamber, and glass window encloses into inclosed test space with glass door and test chamber, and subassembly, spacing frame, clearance subassembly and the subassembly that overturns of exerting pressure all set up in this test space. The subassembly of exerting pressure is used for exerting pressure for the catalyst sample, and spacing frame is used for spacing catalyst sample, and the clearance subassembly is used for clearing up the dust or the piece of the catalyst sample of crushing, and the upset subassembly is used for dodging the clearance subassembly to the dust or the piece of the catalyst sample of clearance crushing. The pressure applying assembly comprises a pressure plate, the pressure plate can stretch out and draw back along the vertical direction, the catalyst sample is placed in a limiting space of the limiting frame, the size of the limiting space is matched with that of the catalyst sample and that of the pressure plate respectively, and the pressure plate stretches out and draws back along the vertical direction to apply pressure to the catalyst sample so as to obtain the compressive strength of the catalyst sample; the limiting frame comprises a bottom plate, a first overturning side plate and a second overturning side plate, the first overturning side plate and the second overturning side plate are arranged oppositely, the overturning assembly comprises a rack and an incomplete gear, the rack can be arranged on the bottom plate in a sliding mode, the rack is meshed with the incomplete gear, the incomplete gear is coaxially connected with the first overturning side plate or the second overturning side plate, the cleaning assembly comprises a scraper, and the scraper can be arranged in a test space in a telescopic mode along the horizontal direction. The first turnover side plate or the second turnover side plate is driven to turn over through the rotation of the incomplete gear; through the upset of first upset curb plate and second upset curb plate to make the scraper blade stretch into spacing space, and can strike off the powder or the piece that are located the catalyst sample of spacing space internal crushing. The glass door is arranged, so that the catalyst sample can be conveniently placed in the limiting frame; the transparent material of the glass window is convenient for observing the change of the catalyst sample in the process of pressing the pressing assembly; the arrangement of the cleaning assembly is convenient for recovering the crushed catalyst sample, so that the environmental pollution is avoided; the setting in inclosed test space has prevented splashing of the piece of the catalyst sample of crushing effectively, and has prevented that the dust of the catalyst sample of crushing from diffusing to the experimental environment in, has avoided environmental pollution, has improved this compressive tester's factor of safety.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts. Wherein:
FIG. 1 is a cross-sectional view of a high safety factor compression tester provided by an embodiment of the present invention;
FIG. 2 is a schematic view of a part of a pressure resistance tester with a high safety factor according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of the limiting frame and the turnover assembly according to an embodiment of the present invention.
In the figure:
1-test chamber; 2-a pressure applying assembly; 3-a limit frame; 4-cleaning the assembly; 5-overturning the assembly; 6-a recovery component; 7-a glass door; 8-a glass window; 9-catalyst sample;
11-a test chamber; 12-a recovery hole; 13-a recovery chamber; 21-a fixed seat; 22-a pressure cylinder; 23-a platen; 31-a base plate; 32-a first fixed side plate; 33-a second fixed side plate; 34-a first flipping side panel; 35-a second flipping side panel; 41-cleaning the air cylinder; 42-a scraper; 51-a turnover cylinder; 52-L shaped plate; 53-a rack; 54-incomplete gear; 55-a rotating shaft; 61-a recovery tank; 62-a recovery pipe;
311-a turn-over chamber; 521-a transverse plate; 522-vertical plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and can include, for example, fixed or removable connections, mechanical or electrical connections, direct connections, indirect connections through an intermediary, communication between two elements, or an interaction between 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.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1-3, this embodiment provides a high-safety-factor compression tester, this high-safety-factor compression tester includes proof box 1, subassembly 2 exerts pressure, spacing frame 3, clearance subassembly 4, upset subassembly 5, glass door 7 and glass window 8, proof box 1 has test chamber 11, glass door 7 articulates on test chamber 11, glass window 8 encloses into inclosed test space with glass door 7 and test chamber 11, subassembly 2 exerts pressure, spacing frame 3, clearance subassembly 4 and upset subassembly 5 all set up in this test space. The pressing component 2 is used for pressing the catalyst sample 9, the limiting frame 3 is used for limiting the catalyst sample 9, the cleaning component 4 is used for cleaning dust or fragments of the crushed catalyst sample 9, and the overturning component 5 is used for avoiding the cleaning component 4 so as to clean the dust or fragments of the crushed catalyst sample 9. The glass door 7 is arranged, so that the catalyst sample 9 can be conveniently placed in the limiting frame 3; the glass window 8 is made of transparent material, so that the change of the catalyst sample 9 in the process of pressing by the pressing assembly 2 can be observed conveniently; the cleaning component 4 is arranged, so that the crushed catalyst sample 9 can be conveniently recycled, and the environmental pollution is avoided; the setting in inclosed test space has prevented splashing of the piece of the catalyst sample 9 of crushing effectively, and has prevented that the dust of the catalyst sample 9 of crushing from diffusing to the experimental environment in, has avoided environmental pollution, has improved this compressive tester's factor of safety.
Wherein, the subassembly 2 of exerting pressure includes clamp plate 23, and clamp plate 23 can stretch out and draw back along vertical direction, and catalyst sample 9 places in the spacing space of spacing frame 3, and the size in spacing space respectively with the size of catalyst sample 9 and the size looks adaptation of clamp plate 23, and clamp plate 23 is through stretching out and drawing back along vertical direction to exert pressure to catalyst sample 9, in order to obtain the compressive strength of catalyst sample 9.
Further, the limiting frame 3 comprises a bottom plate 31, a first overturning side plate 34 and a second overturning side plate 35, the first overturning side plate 34 and the second overturning side plate 35 are arranged oppositely, the overturning assembly 5 comprises a rack 53 and an incomplete gear 54, the rack 53 is slidably arranged on the bottom plate 31, the rack 53 is meshed with the incomplete gear 54, the incomplete gear 54 is coaxially connected with the first overturning side plate 34 or the second overturning side plate 35, the cleaning assembly 4 comprises a scraper 42, and the scraper 42 can be telescopically arranged in the test space along the horizontal direction. The first turnover side plate 34 or the second turnover side plate 35 is driven to turn over by the rotation of the incomplete gear 54; through the overturning of the first overturning side plate 34 and the second overturning side plate 35, the scraper 42 extends into the limiting space and can scrape the powder or fragments of the catalyst sample 9 crushed in the limiting space.
As shown in fig. 1, the pressing assembly 2 further includes a pressing cylinder 22, the pressing cylinder 22 is fixedly installed in the test space, and a telescopic end of the pressing cylinder 22 extends and retracts in a vertical direction and is connected to a pressing plate 23. The telescopic end of the pressure cylinder 22 stretches along the vertical direction to drive the pressure plate 23 to move along the vertical direction until the pressure plate 23 abuts against the catalyst sample 9, and then the pressure plate 23 continues to move to realize the pressure application on the catalyst sample 9 so as to obtain the compressive strength of the catalyst sample 9.
Further, a pressure sensor is provided on the platen 23 to measure the pressure at which the catalyst test piece 9 is crushed. Specifically, the model number of the pressure sensor is VIV01091, but is not limited to this model number.
Furthermore, the pressing assembly 2 further comprises a fixing seat 21, the fixing seat 21 is fixedly installed in the test space, and the pressing cylinder 22 is fixedly installed on the fixing seat 21.
Further, the high pressure resistance tester of factor of safety still includes recovery subassembly 6, and recovery subassembly 6 includes collection box 61, has seted up recovery hole 12 in the test chamber 11, and recovery hole 12 and clearance subassembly 4 are located the both sides of spacing frame 3, and recovery hole 12 and collection box 61 intercommunication, the powder or the piece of the catalyst sample 9 of scraping off can fall into in recovery hole 12.
Further, the recovery unit 6 further includes a recovery pipe 62, and one end of the recovery pipe 62 communicates with the recovery hole 12 and the other end communicates with the recovery tank 61.
Further, the test chamber 1 has a recovery chamber 13, and the recovery chamber 61 is installed in the recovery chamber 13.
Further, the cleaning assembly 4 further comprises a cleaning cylinder 41, the cleaning cylinder 41 is fixedly arranged in the test space, and the telescopic end of the cleaning cylinder 41 extends and retracts along the horizontal direction and is connected with the scraper 42. The telescopic end of the cleaning cylinder 41 extends and retracts along the horizontal direction, and drives the scraper 42 to move along the horizontal direction, so that the scraper 42 scrapes the powder or fragments of the catalyst sample 9, and in the process of continuous movement, the scraped powder or fragments of the catalyst sample 9 are pushed into the recovery holes 12 and enter the recovery box 61 through the recovery pipe 62. The recovery pipe 62 prevents the powder or chips of the catalyst sample 9 from being scattered into the experimental environment, and prevents environmental pollution.
As shown in fig. 2, the limiting frame 3 further includes a first fixed side plate 32 and a second fixed side plate 33 which are oppositely disposed, the first fixed side plate 32 and the second fixed side plate 33 are both fixedly mounted on the bottom plate 31, the first fixed side plate 32 and the first turning side plate 34 are vertically disposed, and the bottom plate 31, the first fixed side plate 32, the second fixed side plate 33, the first turning side plate 34 and the second turning side plate 35 enclose a limiting space.
Specifically, the distance between the first fixed side plate 32 and the second fixed side plate 33 is equal to the length of the scraper 42, so that the scraper 42 can extend into the limit space. When the first turnover side plate 34 and the second turnover side plate 35 are reversely turned over, the first turnover side plate 34 and the second turnover side plate 35 are parallel to the bottom plate 31 to form an opening, the scraper 42 enters the limiting space from the opening, the bottom surface of the scraper 42 scrapes dust or fragments after crushing of the catalyst sample 9 on the bottom plate 31, the first turnover side plate 34 and the second turnover side plate 35, the side surface of the scraper 42 scrapes dust or fragments after crushing of the catalyst sample 9 on the first fixed side plate 32 and the second fixed side plate 33, and the dust or fragments after crushing of the catalyst sample 9 is pushed into the recovery hole 12 under the driving of the cleaning air cylinder 41. The fixed arrangement of first fixed curb plate 32 and second fixed curb plate 33 plays certain guide effect to scraper blade 42, improves the accuracy of the scraping off of scraper blade 42.
As shown in fig. 3, the turnover assembly 5 further includes a turnover cylinder 51, the bottom plate 31 is provided with a turnover cavity 311, the turnover cylinder 51 is fixedly installed in the turnover cavity 311, and a telescopic end of the turnover cylinder 51 is connected with the rack 53. The telescopic end of the turning cylinder 51 stretches to drive the rack 53 to slide along the horizontal direction, and further drive the incomplete gear 54 to rotate, so as to drive the first turning side plate 34 or the second turning side plate 35 to turn.
Further, the turnover assembly 5 further comprises an L-shaped plate 52, the L-shaped plate 52 comprises a transverse plate 521 and a vertical plate 522 which are vertically connected, the transverse plate 521 is connected with the telescopic end of the turnover cylinder 51, and the vertical plate 522 is connected with the rack 53.
Further, the turnover assembly 5 further includes a rotating shaft 55, the incomplete gear 54 is fixedly mounted on the rotating shaft 55, and the first turnover side plate 34 or the second turnover side plate 35 is fixedly mounted on the rotating shaft 55. The incomplete gear 54 rotates to drive the rotating shaft 55 to rotate, and the rotating shaft 55 drives the first turning side plate 34 or the second turning side plate 35 to rotate.
In this embodiment, the number of the turning assemblies 5 is two, two sets of turning assemblies 5 are symmetrically arranged, one set of turning assemblies 5 corresponds to the first turning side plate 34, and the other set of turning assemblies 5 corresponds to the second turning side plate 35.
It should be noted that the L-shaped plate 52 and the rack 53 do not interfere with the movement of the base plate 31 during the movement. In a specific solution, an avoiding groove may be formed on the bottom plate 31, and the L-shaped plate 52 passes through the avoiding groove and is connected to the rack 53.
Further, in order to prevent the rack 53 and the cleaning assembly 4 from moving to interfere, it is necessary to make the upper end surface of the rack 53 flush with the upper end surface of the base plate 31.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (9)
1. The utility model provides a compressive tester that factor of safety is high which characterized in that includes:
a test chamber (1) having a test chamber (11);
a glass door (7) hinged to the test chamber (11);
a glass window (8) which, together with the glass door (7) and the test chamber (11), forms a closed test space;
the pressing assembly (2) comprises a pressing plate (23), and the pressing plate (23) can be telescopically arranged in the test space along the vertical direction;
the limiting frame (3) is provided with a limiting space, the size of the limiting space is matched with the size of a catalyst sample (9) and the size of the pressing plate (23) respectively, the pressing plate (23) can apply pressure to the catalyst sample (9), the limiting frame (3) comprises a bottom plate (31), a first overturning side plate (34) and a second overturning side plate (35), and the first overturning side plate (34) and the second overturning side plate (35) are arranged oppositely;
the overturning assembly (5) comprises a rack (53) and an incomplete gear (54), the rack (53) is slidably arranged on the bottom plate (31), the rack (53) is meshed with the incomplete gear (54), the incomplete gear (54) is coaxially connected with the first overturning side plate (34) or the second overturning side plate (35), and the first overturning side plate (34) or the second overturning side plate (35) is driven to overturn through the rotation of the incomplete gear (54);
the cleaning assembly (4) comprises a scraper (42), the scraper (42) can be arranged in the test space in a telescopic mode along the horizontal direction, the first overturning side plate (34) and the second overturning side plate (35) are overturned, so that the scraper (42) extends into the limiting space, and powder or fragments of the catalyst sample (9) crushed in the limiting space can be scraped.
2. The high-safety-factor compression tester according to claim 1, wherein the overturning assembly (5) further comprises an overturning cylinder (51), an overturning cavity (311) is formed in the bottom plate (31), the overturning cylinder (51) is fixedly installed in the overturning cavity (311), and a telescopic end of the overturning cylinder (51) is connected with the rack (53).
3. The high-safety-factor compression tester according to claim 2, wherein the overturning assembly (5) further comprises an L-shaped plate (52), the L-shaped plate (52) comprises a transverse plate (521) and a vertical plate (522) which are vertically connected, the transverse plate (521) is connected with the telescopic end of the overturning cylinder (51), and the vertical plate (522) is connected with the rack (53).
4. The high-safety-factor compression tester according to claim 1, wherein the overturning assembly (5) further comprises a rotating shaft (55), the incomplete gear (54) is fixedly mounted on the rotating shaft (55), and the first overturning side plate (34) or the second overturning side plate (35) is fixedly mounted on the rotating shaft (55).
5. The high-safety coefficient compression tester according to any one of claims 1 to 4, wherein the number of the turnover assemblies (5) is two, the two turnover assemblies (5) are symmetrically arranged, one turnover assembly (5) corresponds to the first turnover side plate (34), and the other turnover assembly (5) corresponds to the second turnover side plate (35).
6. The high-safety-factor compression tester according to claim 1, wherein the limiting frame (3) further comprises a first fixing side plate (32) and a second fixing side plate (33) which are arranged oppositely, the first fixing side plate (32) and the second fixing side plate (33) are fixedly arranged on the bottom plate (31), the first fixing side plate (32) and the first overturning side plate (34) are vertically arranged, and the bottom plate (31), the first fixing side plate (32), the second fixing side plate (33), the first overturning side plate (34) and the second overturning side plate (35) enclose the limiting space.
7. The high-safety-factor compression tester according to claim 1, further comprising a recovery assembly (6), wherein the recovery assembly (6) comprises a recovery box (61), a recovery hole (12) is formed in the test chamber (11), the recovery hole (12) and the cleaning assembly (4) are located on two sides of the limiting frame (3), the recovery hole (12) is communicated with the recovery box (61), and scraped powder or fragments of the catalyst sample (9) can fall into the recovery hole (12).
8. The high-safety-factor compression tester according to claim 7, wherein the recovery assembly (6) further comprises a recovery pipe (62), one end of the recovery pipe (62) is communicated with the recovery hole (12), and the other end is communicated with the recovery tank (61).
9. The high-safety-factor compression tester according to claim 1, wherein the cleaning assembly (4) further comprises a cleaning cylinder (41), the cleaning cylinder (41) is fixedly mounted in the test space, and a telescopic end of the cleaning cylinder (41) extends and retracts in the horizontal direction and is connected with the scraper (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021270333.3U CN212514033U (en) | 2020-07-03 | 2020-07-03 | High-safety-coefficient pressure resistance tester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021270333.3U CN212514033U (en) | 2020-07-03 | 2020-07-03 | High-safety-coefficient pressure resistance tester |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252459A (en) * | 2021-05-12 | 2021-08-13 | 安徽电缆股份有限公司 | Pressure-bearing testing device for low-smoke environment-friendly fire-resistant low-voltage power cable |
| CN113588286A (en) * | 2021-07-28 | 2021-11-02 | 一汽奔腾轿车有限公司 | Durability test device for opening and closing of four doors and two covers of automobile |
| CN115372163A (en) * | 2022-10-25 | 2022-11-22 | 张家港江苏科技大学产业技术研究院 | Concrete compressive resistance test equipment |
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2020
- 2020-07-03 CN CN202021270333.3U patent/CN212514033U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252459A (en) * | 2021-05-12 | 2021-08-13 | 安徽电缆股份有限公司 | Pressure-bearing testing device for low-smoke environment-friendly fire-resistant low-voltage power cable |
| CN113252459B (en) * | 2021-05-12 | 2024-04-02 | 安徽电缆股份有限公司 | Pressure-bearing testing device for low-smoke environment-friendly fireproof low-voltage power cable |
| CN113588286A (en) * | 2021-07-28 | 2021-11-02 | 一汽奔腾轿车有限公司 | Durability test device for opening and closing of four doors and two covers of automobile |
| CN115372163A (en) * | 2022-10-25 | 2022-11-22 | 张家港江苏科技大学产业技术研究院 | Concrete compressive resistance test equipment |
| CN115372163B (en) * | 2022-10-25 | 2022-12-30 | 张家港江苏科技大学产业技术研究院 | Concrete compressive resistance test equipment |
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