CN117288586B - Medical metal return bend resistance to compression check out test set - Google Patents
Medical metal return bend resistance to compression check out test set Download PDFInfo
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- CN117288586B CN117288586B CN202311576049.7A CN202311576049A CN117288586B CN 117288586 B CN117288586 B CN 117288586B CN 202311576049 A CN202311576049 A CN 202311576049A CN 117288586 B CN117288586 B CN 117288586B
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- bent pipe
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- 230000006835 compression Effects 0.000 title claims abstract description 40
- 238000007906 compression Methods 0.000 title claims abstract description 40
- 239000002184 metal Substances 0.000 title claims abstract description 23
- 238000012360 testing method Methods 0.000 title claims description 4
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000003825 pressing Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Classifications
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- 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
-
- 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
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0274—Tubular or ring-shaped specimens
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- 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)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a medical metal bent pipe compression-resistant detection device, which belongs to the field of metal bent pipe compression-resistant detection, and comprises a base station, wherein the base station comprises a base, the upper end of the base is fixedly connected with a telescopic rod, a limiting frame and a control module, the end part of the telescopic rod is fixedly connected with a fixing frame, the control module is detachably connected with a pressure clamp, the middle part of the fixing frame is clamped with a linkage device, and the lower end of the linkage device is fixedly connected with a flexible pipe; the bent pipe to be tested is clamped in the middle of the limiting frame, the caps are clamped at the two ends of the bent pipe to be tested, the sealing rings are fixedly connected in the middle of the caps, a plurality of air holes are formed in the middle of the flexible pipe, the bent pipe to be tested can be filled through the strip-shaped air bags, and the two ends of the bent pipe to be tested are sealed by the plugging device, so that the linkage device rapidly presses the pressure clamp to press the switch when the bent pipe to be tested slightly deforms, and the bent pipe to be tested is prevented from being greater than the actual pressure resistance.
Description
Technical Field
The invention relates to the field of compression-resistant detection of metal elbows, in particular to compression-resistant detection equipment for medical metal elbows.
Background
The medical apparatus and instruments often need to use a metal bent pipe, and the medical metal bent pipe has higher requirements on air tightness, compressive strength and the like of the bent pipe, so that the compressive detection operation on the metal bent pipe is needed.
The pressure intensity of the metal bent pipe is determined by recording the pressure applied under the condition that the metal bent pipe is deformed by applying certain pressure to the metal bent pipe, and the metal bent pipe is sometimes small in amplitude when being deformed and difficult to observe by naked eyes, and only when the pressure is continuously increased, the observed deformation can be generated, and at the moment, the recorded pressure is far greater than the actual pressure resistance of the metal bent pipe, so that the pressure resistance detection result of the metal bent pipe is inaccurate.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide the medical metal bent pipe compression-resistant detection equipment, which can be used for filling the inside of the bent pipe to be detected through the strip-shaped air bag and sealing the two ends of the bent pipe to be detected through the plugging device, so that the linkage device rapidly clamps the pressure switch when the bent pipe to be detected is slightly deformed, and the compression-resistant detection structure of the bent pipe to be detected is prevented from being larger than the actual compression resistance.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The medical metal bent pipe compression-resistant detection equipment comprises a base station, wherein the base station comprises a base;
the device comprises a base, a telescopic rod, a limiting frame and a control module, wherein the upper end of the base is fixedly connected with the telescopic rod, the end part of the telescopic rod is fixedly connected with a fixing frame, the control module is detachably connected with a pressure clamp, the middle part of the fixing frame is clamped with a linkage device, and the lower end of the linkage device is fixedly connected with a flexible pipe; the middle part of the limiting frame is clamped with an elbow to be tested, both ends of the elbow to be tested are clamped with caps, and the middle part of each cap is fixedly connected with a sealing ring;
the middle part of the flexible pipe is provided with a plurality of air holes, the tail end of the flexible pipe is fixedly connected with a blocking plug, and the outer end of the flexible pipe is connected with two plugging devices in a sliding manner;
the two plugging devices are fixedly connected with a strip-shaped air bag, round holes are formed in two sides of the strip-shaped air bag, the inside of the bent pipe to be tested is filled through the strip-shaped air bag, and the two ends of the bent pipe to be tested are sealed by the plugging devices, so that the linkage device rapidly clamps a pressing switch when the bent pipe to be tested is slightly deformed, and the bent pipe to be tested is prevented from being greater than the actual pressure resistance.
Further, the linkage device comprises a shunt tube, the lower end of the shunt tube is fixedly connected with a transit tube, the left end of the shunt tube is fixedly connected with an air valve, and the right end of the shunt tube is fixedly connected with a cylindrical tube;
the device comprises a cylindrical pipe, a trigger pipe, a compression spring, a compression rod, a processor, a blocking ring, a linkage device and a blocking ring, wherein the trigger pipe is fixedly connected with the right end of the cylindrical pipe, the compression spring is placed in the middle of the trigger pipe, the compression rod is fixedly connected with the middle of the right end of the trigger pipe, the processor is installed at the right end of the compression rod, the blocking ring is fixedly connected with the left end of the middle of the trigger pipe, and the blocking ring is slidably connected with the right end of the middle of the trigger pipe, so that the linkage device can perform corresponding signal processing on backflow gas.
Further, the plugging device comprises a cylindrical block, the lower end of the cylindrical block is fixedly connected with a supporting block, the middle part of the supporting block is provided with a cylindrical through hole, the upper end of the cylindrical block is fixedly connected with a round table, Y-shaped air passages are formed in the middle parts of the cylindrical block and the round table, and cylindrical cavities are formed in the middle parts of the cylindrical block, the supporting block and the round table;
the upper end of the Y-shaped air passage is respectively communicated with a first annular air bag and a second annular air bag, so that the blocking device can seal the inside of the elbow to be detected.
Further, the processor is internally provided with a signal generator, and the signal generator is electrically connected with the pressure clamp, so that the processor can control the pressure clamp to stop continuously applying pressure.
Further, the pressure sensor is installed to the depression bar tip, and the dog is the same with the trigger tube cross-sectional area for the depression bar can make the treater make corresponding processing when touched by the dog, and the dog can be with the shutoff of trigger tube middle part.
Further, the round hole is communicated with the cylindrical through hole, and the cylindrical cavity is matched with the flexible pipe, so that gas in the strip-shaped air bag can enter the cylindrical through hole through the round hole, and the plugging device can slide outside the flexible pipe.
Further, the cap can be used for changing the size according to the diameter of the bent pipe to be measured, and the strip-shaped air bags are wrapped on the outer side of the flexible pipe, so that the bent pipe to be measured with various specifications can be subjected to compression detection, and the flexible pipe can be used for carrying out inflation operation on the strip-shaped air bags through air holes.
Further, the stop ring stops the dog, and compression spring left end and dog fixed connection for the dog is difficult for deviating from the trigger tube middle part, and compression spring can drive the dog and reset.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, the inside of the bent pipe to be measured is filled through the strip-shaped air bag, and the two ends of the bent pipe to be measured are sealed through the plugging device, so that the linkage device rapidly clamps the pressure switch when the bent pipe to be measured is slightly deformed, and the compression resistance detection structure of the bent pipe to be measured is prevented from being larger than the actual compression resistance.
(2) The flexible pipe enables the bent pipe to be tested with various shapes to be filled by the strip-shaped air bags, and the plugging device enables the inside of the bent pipe to be tested to form a closed environment.
(3) The linkage device can control the pressure clamp to stop continuously applying pressure when the bent pipe to be tested is slightly deformed, so that the compression resistance of the bent pipe to be tested is prevented from being larger than the actual compression resistance.
Drawings
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is an overall exploded view of the present invention;
FIG. 3 is an overall perspective view of the base station of the present invention;
FIG. 4 is a partial semi-sectional view of the linkage of the present invention;
FIG. 5 is a schematic diagram of the operation of the linkage of the present invention;
FIG. 6 is a partial perspective view of the flexible tube and occluding device of the present invention;
FIG. 7 is a semi-sectional perspective view of an occluding device of the present invention;
FIG. 8 is a front view, partially in cross-section, of a flexible tube and occluding device of the present invention;
FIG. 9 is a partially enlarged front partial view A of the flexible tube and occluding device of the present invention in partial cross-section;
fig. 10 is a partially sectioned front partial enlarged B view of the flexible tube and occluding device of the present invention.
The reference numerals in the figures illustrate:
1. a base station; 101. a base; 102. a telescopic rod; 103. a fixing frame; 104. a limiting frame; 105. a control module; 106. a pressure clamp; 2. a linkage; 201. a shunt; 202. a transfer pipe; 203. an air valve; 204. a cylindrical tube; 205. a trigger tube; 206. a compression spring; 207. a compression bar; 208. a processor; 209. a blocking ring; 210. a stop block; 3. a flexible tube; 4. air holes; 5. a stopper; 6. a plugging device; 601. a cylindrical block; 602. a support block; 603. a cylindrical through hole; 604. round bench; 605. a Y-shaped air passage; 606. a first annular balloon; 607. a second annular balloon; 608. a cylindrical cavity; 7. a strip-shaped air bag; 8. a round hole; 9. the bent pipe to be tested; 10. capping; 11. and (3) a sealing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of the element of the adapting model. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-10, a medical metal bent pipe compression-resistant detection device comprises a base station 1, wherein the base station 1 comprises a base 101;
the upper end of the base 101 is fixedly connected with a telescopic rod 102, a limiting frame 104 and a control module 105, the end part of the telescopic rod 102 is fixedly connected with a fixing frame 103, the control module 105 is detachably connected with a pressure clamp 106, the middle part of the fixing frame 103 is clamped with a linkage device 2, and the lower end of the linkage device 2 is fixedly connected with a flexible pipe 3; the middle part joint of spacing 104 has bend 9 to be awaited measuring, and bend 9 both ends that await measuring all joint has block 10, and block 10 middle part fixedly connected with sealing ring 11.
Wherein, a plurality of air holes 4 are arranged in the middle of the flexible pipe 3, the tail end of the flexible pipe 3 is fixedly connected with a blocking plug 5, and the outer end of the flexible pipe 3 is connected with two plugging devices 6 in a sliding way;
wherein, fixedly connected with bar gasbag 7 between two plugging device 6, round hole 8 has all been seted up to bar gasbag 7 both sides, fills the return bend 9 that awaits measuring inside through bar gasbag 7 to and plugging device 6 seals return bend 9 both ends that await measuring for aggregate unit 2 quick pressure clamp 106 switch that applies pressure when the return bend 9 that awaits measuring takes place slight deformation, avoid the return bend 9 resistance to compression detection structure that awaits measuring to be greater than actual compressive capacity.
Referring to fig. 4-7, the linkage device 2 includes a shunt tube 201, a transfer tube 202 is fixedly connected to the lower end of the shunt tube 201, an air valve 203 is fixedly connected to the left end of the shunt tube 201, and a cylindrical tube 204 is fixedly connected to the right end of the shunt tube 201;
wherein, the right-hand member fixedly connected with trigger pipe 205 of cylindricality pipe 204, compression spring 206 has been placed at the trigger pipe 205 middle part, and trigger pipe 205 right-hand member middle part fixedly connected with depression bar 207, and treater 208 is installed to the depression bar 207 right-hand member, and trigger pipe 205 middle part left end fixedly connected with stops ring 209, and trigger pipe 205 middle part is located and stops ring 209 right-hand member sliding connection and has dog 210 for aggregate unit 2 can make corresponding signal processing to the backward flow gas. The plugging device 6 comprises a cylindrical block 601, wherein the lower end of the cylindrical block 601 is fixedly connected with a supporting block 602, the middle part of the supporting block 602 is provided with a cylindrical through hole 603, the upper end of the cylindrical block 601 is fixedly connected with a round table 604, the middle parts of the cylindrical block 601 and the round table 604 are provided with Y-shaped air passages 605, and the middle parts of the cylindrical block 601, the supporting block 602 and the round table 604 are provided with cylindrical cavities 608;
the upper end of the Y-shaped air channel 605 is respectively communicated with a first annular air bag 606 and a second annular air bag 607, so that the plugging device 6 can seal the inside of the elbow 9 to be tested.
Referring to fig. 3-8, the processor 208 has a signal generator mounted therein and electrically connected to the pressure clamp 106 such that the processor 208 can control the pressure clamp 106 to stop continuing to apply pressure. The pressure sensor is installed at the end of the pressing rod 207, and the cross section area of the stop block 210 is the same as that of the trigger tube 205, so that when the pressing rod 207 is touched by the stop block 210, the processor 208 can perform corresponding processing, and the middle of the trigger tube 205 can be blocked by the stop block 210.
Referring to fig. 5-7, the circular hole 8 is in communication with the cylindrical through hole 603, and the cylindrical cavity 608 is matched with the flexible tube 3, so that the gas inside the strip-shaped air bag 7 can enter the cylindrical through hole 603 through the circular hole 8, and the plugging device 6 can slide outside the flexible tube 3. The size can be changed according to the diameter of return bend 9 awaits measuring to the lid 10, and bar gasbag 7 parcel is in the flexible pipe 3 outside for the return bend 9 awaits measuring of multiple specification homoenergetic detects, and flexible pipe 3 can be through gas pocket 4 to the operation of inflating of bar gasbag 7. The stop ring 209 blocks the stop block 210, and the left end of the compression spring 206 is fixedly connected with the stop block 210, so that the stop block 210 is not easy to be separated from the middle part of the trigger tube 205, and the compression spring 206 can drive the stop block 210 to reset.
During testing, the flexible pipe 3 is inserted into the bent pipe 9 to be tested, so that the tail end of the flexible pipe 3 extends out of the tail end of the bent pipe 9 to be tested for three centimeters, and then two caps 10 are respectively covered at the two ends of the bent pipe 9 to be tested, and at the moment, the flexible pipe 3, the two plugging devices 6 and the strip-shaped air bags 7 are all positioned in the bent pipe 9 to be tested;
the inflator is used for inflating the shunt tube 201 through the air valve 203, air enters the flexible tube 3 through the middle rotating tube 202, then the air enters the strip-shaped air bag 7 through the air hole 4 to enable the strip-shaped air bag 7 to expand and stretch, the strip-shaped air bag 7 fills the inside of the bent tube 9 to be tested, the expansion and stretching of the strip-shaped air bag 7 pushes the two end plugging devices 6 to the corresponding sealing rings 11, when the plugging devices 6 are blocked by the sealing rings 11 and limited, the strip-shaped air bag 7 does not expand and stretch any more, at the moment, the air enters the cylindrical through holes 603 through the round holes 8, then the air enters the first annular air bag 606 and the second annular air bag 607 through the cylindrical through holes 603 through the Y-shaped air passage 605, gaps between the round platforms 604 and the sealing rings 11 are filled and sealed, the second annular air bag 607 fills and seals the gaps between the cylindrical cavity 608 and the flexible tube 3, the inside of the bent tube 9 to be tested forms a sealed space, and the strip-shaped air bag 7 fills the inside of the bent tube 9 to be tested, and the air valve 203 is closed.
The pressure clamp 106 is used for applying pressure to the outer wall of the bent pipe 9 to be tested, when the bent pipe 9 to be tested is slightly deformed, the inner wall of the bent pipe 9 to be tested extrudes the strip-shaped air bag 7, gas in the strip-shaped air bag 7 enters the flexible pipe 3 through the air hole 4, then the gas flows back into the linkage device 2 through the flexible pipe 3, the gas pushes the stop block 210 to move rightwards due to the closing of the air valve 203, after the stop block 210 moves rightwards to touch the pressure rod 207, the pressure sensor in the pressure rod 207 sends out an electric signal, the processor 208 sends out a signal to control the pressure clamp 106 to cut off the power, and the pressure applied by the pressure clamp 106 is the compression pressure of the bent pipe 9 to be tested. The inside packing of elbow 9 that awaits measuring through bar gasbag 7 can be realized to and plugging device 6 seals elbow 9 both ends that await measuring for aggregate unit 2 quick pressure clamp 106 presses the switch when elbow 9 that awaits measuring takes place slight deformation, avoids elbow 9 resistance to compression detection structure that awaits measuring to be greater than actual compressive capacity.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (5)
1. The utility model provides a medical metal return bend resistance to compression check out test set, includes base station (1), its characterized in that: the base (1) comprises a base (101);
the device comprises a base (101), a telescopic rod (102), a limiting frame (104) and a control module (105) which are fixedly connected with the upper end of the base, a fixing frame (103) which is fixedly connected with the end of the telescopic rod (102), a pressure clamp (106) which is detachably connected with the control module (105), a linkage device (2) which is clamped in the middle of the fixing frame (103), and a flexible pipe (3) which is fixedly connected with the lower end of the linkage device (2); the middle part of the limiting frame (104) is clamped with a bent pipe (9) to be tested, two ends of the bent pipe (9) to be tested are clamped with caps (10), and the middle part of the caps (10) is fixedly connected with a sealing ring (11)
The middle part of the flexible pipe (3) is provided with a plurality of air holes (4), the tail end of the flexible pipe (3) is fixedly connected with a blocking plug (5), and the outer end of the flexible pipe (3) is slidably connected with two plugging devices (6);
the two plugging devices (6) are fixedly connected with a strip-shaped air bag (7), round holes (8) are formed in two sides of the strip-shaped air bag (7), the linkage device (2) comprises a shunt tube (201), the lower end of the shunt tube (201) is fixedly connected with a transit tube (202), the left end of the shunt tube (201) is fixedly connected with an air valve (203), and the right end of the shunt tube (201) is fixedly connected with a cylindrical tube (204);
the novel anti-collision device comprises a cylindrical tube (204), wherein the right end of the cylindrical tube is fixedly connected with a trigger tube (205), a compression spring (206) is placed in the middle of the trigger tube (205), a compression rod (207) is fixedly connected in the middle of the right end of the trigger tube (205), a processor (208) is installed at the right end of the compression rod (207), a blocking ring (209) is fixedly connected to the left end of the middle of the trigger tube (205), a stop block (210) is slidably connected to the right end of the blocking ring (209) in the middle of the trigger tube (205), the blocking device (6) comprises a cylindrical block (601), a supporting block (602) is fixedly connected to the lower end of the cylindrical block (601), a cylindrical through hole (603) is formed in the middle of the supporting block (602), Y-shaped air passages (605) are formed in the middle of the cylindrical block (601) and the round table (604), and cylindrical cavities (608) are formed in the middle of the cylindrical block (601), the supporting block (602) and the round table (604);
wherein, Y shape air flue (605) upper end communicates respectively has first annular gasbag (606) and second annular gasbag (607), block (10) can be according to the diameter change size of return bend (9) to be measured, and bar gasbag (7) parcel is in flexible pipe (3) outside.
2. The medical metal elbow compression detection device according to claim 1, wherein: the processor (208) is internally provided with a signal generator, and the signal generator is electrically connected with the pressure clamp (106).
3. The medical metal elbow compression detection device according to claim 1, wherein: the end part of the pressure rod (207) is provided with a pressure sensor, and the cross section area of the stop block (210) is the same as that of the trigger tube (205).
4. The medical metal elbow compression detection device according to claim 1, wherein: the round hole (8) is communicated with the cylindrical through hole (603), and the cylindrical cavity (608) is matched with the flexible pipe (3).
5. The medical metal elbow compression detection device according to claim 1, wherein: the stop ring (209) stops the stop block (210), and the left end of the compression spring (206) is fixedly connected with the stop block (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311576049.7A CN117288586B (en) | 2023-11-24 | 2023-11-24 | Medical metal return bend resistance to compression check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311576049.7A CN117288586B (en) | 2023-11-24 | 2023-11-24 | Medical metal return bend resistance to compression check out test set |
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| Publication Number | Publication Date |
|---|---|
| CN117288586A CN117288586A (en) | 2023-12-26 |
| CN117288586B true CN117288586B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311576049.7A Active CN117288586B (en) | 2023-11-24 | 2023-11-24 | Medical metal return bend resistance to compression check out test set |
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| 新型永磁定位自适应气囊外封堵装置设计;焦彪彪;闫宏伟;崔子梓;马建强;汪洋;;油气储运(第12期);全文 * |
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