CN117420010B - Intensity detection device and detection method for rehabilitation training instrument - Google Patents
Intensity detection device and detection method for rehabilitation training instrument Download PDFInfo
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- CN117420010B CN117420010B CN202311732904.9A CN202311732904A CN117420010B CN 117420010 B CN117420010 B CN 117420010B CN 202311732904 A CN202311732904 A CN 202311732904A CN 117420010 B CN117420010 B CN 117420010B
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- 238000001514 detection method Methods 0.000 title claims abstract description 57
- 238000012549 training Methods 0.000 title claims abstract description 26
- 238000013016 damping Methods 0.000 claims description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 210000003423 ankle Anatomy 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 208000012260 Accidental injury Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 206010061223 Ligament injury Diseases 0.000 description 1
- 206010024453 Ligament sprain Diseases 0.000 description 1
- 208000010040 Sprains and Strains Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000005728 strengthening 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
-
- 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
- G01N3/04—Chucks
-
- 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
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- Physics & Mathematics (AREA)
- General 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)
- Immunology (AREA)
- Pathology (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to the technical field of strength detection of rehabilitation training devices and provides a strength detection device and a strength detection method of the rehabilitation training devices. Through above-mentioned technical scheme, the thickness to the rehabilitation area when having solved current rehabilitation area intensity detection device and can not detecting rehabilitation area tensile strength, current detection device can not compress tightly the problem automatically when the rehabilitation area fracture moreover.
Description
Technical Field
The invention relates to the technical field of intensity detection of rehabilitation training devices, in particular to an intensity detection device and an intensity detection method of a rehabilitation training device.
Background
Rehabilitation training devices are intended to help the injured or post-operative patient regain muscle strength, balance and mobility. Ankle rehabilitation elastic bands can be used for a variety of ankle rehabilitation exercises, including strengthening, stability, and balance exercises. The device can be used for treating various ankle problems, such as sprain, strain, ligament injury and the like, and in order to ensure the quality of the rehabilitation training device, the strength detection device is required to be used, and the existing strength detection device of the rehabilitation training device has some defects in use.
For example, the tensile strength detection device for the plastic steel packing belt disclosed in the publication No. CN116465726A can realize comprehensive detection of the plastic steel packing belt produced in a workshop by carrying out continuous tensile strength detection work on the plastic steel packing belt in a continuous conveying state, improves the detection comprehensiveness and the detection accuracy, and avoids the problem of unilateralness of a detection result in a traditional sampling detection mode; the device can realize tensile strength detection, but can not detect the thickness of the rehabilitation belt when detecting the tensile strength of the rehabilitation belt, can not amplify the indication of the thickness, can not automatically compress when the rehabilitation belt breaks, and does not have a protection function.
Disclosure of Invention
The invention provides a strength detection device and a strength detection method for a rehabilitation training instrument, which solve the problems that the existing strength detection device for the rehabilitation belt can not detect the tensile strength of the rehabilitation belt and detect the thickness of the rehabilitation belt, can not amplify the indication of the thickness, and can not automatically compress the rehabilitation belt when the rehabilitation belt breaks.
The technical scheme of the invention is as follows:
the utility model provides a rehabilitation training instrument intensity detection device, includes the support frame, install first damping axle and second damping axle on the support frame symmetry, the epaxial coiling of first damping axle and second damping is provided with tensile area, the centre of support frame is fixedly provided with first electric putter, the roof is installed to the top of first electric putter, the both sides fixedly connected with connecting rod of roof, the slider is installed to the below of connecting rod, the fixed extension spring that is provided with in below of slider, the bottom fixed mounting of extension spring has the slipframe, the both sides butt of slipframe is provided with the roller, the confession has been seted up on the support frame the gliding shifting chute of roller, the front side rotation of roller is connected with the expansion assembly, the last symmetrical installation of expansion assembly compresses tightly the subassembly, install the protection subassembly in the compression assembly, fixedly provided with second guide bar on the support frame, the side of second guide bar is provided with the first guide bar that is used for pressing from both sides tight tensile area, the supporting shoe is installed to the rear side of first guide bar, fixedly connected with extension spring between supporting shoe and the support frame, the side joint is provided with the pressure spring, the side joint assembly is installed for the side joint between the support frame, the spacing board is installed for the side joint assembly on the support frame, the spacing board is installed for the side joint assembly.
As a preferential scheme of the invention, the top plate, the connecting rod and the sliding block are integrally formed, and the sliding frame forms a telescopic structure through a tension spring and the sliding block.
As a preferential scheme of the invention, the sliding frame is connected with the supporting frame in a sliding way, and the rollers form a telescopic structure with the adjacent rollers through the sliding frame.
As a preferential scheme of the invention, the moving groove is inclined, the moving groove is in an inverted splayed shape on the surface of the supporting frame, and the roller forms a sliding structure with the supporting frame through the sliding frame and the moving groove.
As a preferential scheme of the invention, the telescopic component comprises a first fixed plate rotatably arranged on a roller on the left side, a second fixed plate is fixedly connected on the right side of the first fixed plate, a connecting sleeve is slidingly arranged on the right side of the second fixed plate, and the roller on the right side is rotatably connected with the connecting sleeve.
As a preferential scheme of the invention, the compression assembly comprises a connecting plate fixedly arranged on the first fixing plate and the connecting sleeve, a first inner rod and a second inner rod are sequentially and fixedly arranged on the connecting plate from bottom to top, a first connecting cylinder is rotatably arranged on the outer side of the first inner rod, and a second connecting cylinder is rotatably arranged on the outer side of the second inner rod.
As a preferential scheme of the invention, the protection component comprises a balancing weight which is slidably arranged in the second connecting cylinder, a spring is fixedly connected between the balancing weight and the second connecting cylinder, a traction steel rope is fixedly connected to the balancing weight, the traction steel rope is connected with the movable block through guiding of a guiding wheel, the guiding wheel is rotationally connected with the second connecting cylinder, the movable block is slidably connected with the second connecting cylinder, a damping block is fixedly arranged on the movable block, an elastic rope is connected between the damping block and the second connecting cylinder, the protection component is distributed in the first connecting cylinder and the second connecting cylinder at equal angles, and the connection mode between the protection component and the first connecting cylinder and the second connecting cylinder is the same.
As a preferential scheme of the invention, the connecting component comprises a first mounting plate arranged on the front side of the supporting frame, a second mounting plate is slidably arranged below the first mounting plate, and extension plates are slidably arranged on the first mounting plate and the second mounting plate.
As a preferential scheme of the invention, the detection assembly comprises a fixing frame fixedly arranged on the left side of the second mounting plate, a first gear is rotatably arranged on the rear side of the fixing frame, a second gear is connected above the first gear in a meshed manner, a first rack is fixedly arranged on the left side of the fixing frame, the first rack is in meshed connection with the first gear, a second rack is connected above the second gear in a meshed manner, a lapping plate is fixedly arranged on the second rack, and the number of teeth of the second gear is smaller than that of the first gear.
A rehabilitation training device strength detection device comprises the following steps:
s1: the device is integrally supported by a supporting frame, a rehabilitation training stretching belt to be detected is wound on the outer sides of a first damping shaft and a second damping shaft, and then the stretching belt between a supporting block and a second guide rod is compressed by a pressure spring, so that the left end and the right end of the stretching belt to be tested are in a compressed state;
s2: the first electric push rod is extended to drive the top plate, the connecting rod and the sliding block to move upwards, the sliding block pulls the sliding frame to move upwards through the tension spring, the sliding frame can push the rollers at the left side and the right side when moving upwards, the rollers slide in the moving groove, and therefore the stretching belt is stretched, and the tensile strength of the stretching belt can be tested in the process that the stretching belt is stretched;
s3: in the testing process, the second electric push rod is required to be shortened, the connecting assembly and the detecting assembly are driven to move upwards, the connecting assembly clamps the stretching belt after extending forwards, and then the detecting assembly detects thickness changes of the stretching belt under different stretching degrees and amplifies the change values so as to facilitate the observation of detection personnel;
s4: when the stretching strap breaks, the breaking area of the stretching strap is quickly contracted, the stretching strap is clamped again under the action of the pressing component and the protecting component, and the accidental injury of workers during breaking is avoided.
The working principle and the beneficial effects of the invention are as follows:
through the linking subassembly that sets up, can pull whole or local extension board forward when using to make the device can detect the tensile strength of stretching strap whole or local, when the first electric putter of extension and shorten the second electric putter, can drive the roller and upwards move, the tensile strap of both sides can be pulled to the roller simultaneously, accomplishes tensile strength test function, the device has solved current intensity detection device and can not be to the defect of recovered area tensile strength detection.
Through linking subassembly and the detection component on the device for the device can be in the in-process of pulling stretching strap to both sides, still can be through linking subassembly to stretching strap centre gripping to through the first rack on the detection component of in-process of centre gripping for second mounting panel downwardly moving, make first gear and second gear rotate, drive the second rack and remove, because the eat of second gear is quick to be less than the tooth piece number of first gear, consequently can enlarge the demonstration on the lapping plate with the relative movement distance of first mounting panel and second mounting panel, make the device can detect the thickness of rehabilitation area when detecting rehabilitation area tensile strength, utilize the structure that relative movement distance enlarged demonstration makes the device have the advantage that the detection accuracy is higher.
Through the protective component who sets up for the device can drive first connecting cylinder and second connecting cylinder and rotate when the stretching strap takes place to break, and centrifugal force that first connecting cylinder and second connecting cylinder rotated the production makes the balancing weight remove and stimulate the damping piece and support first interior pole and second interior pole, thereby realizes reducing the function of first connecting cylinder and second connecting cylinder rotational speed, makes recovered stretching strap on the device can self-holding after the fracture, thereby realizes protect function, has solved current detection device and can not be in the defect of automatic compaction when recovered taking the fracture, and the device has the advantage that the degree of safety is higher.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the overall structure of a strength detection device of a rehabilitation training device according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the second connecting barrel and second inner rod connection structure of the present invention;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;
FIG. 5 is a schematic view of the connection structure of the supporting frame and the roller of the present invention;
FIG. 6 is an enlarged schematic view of the structure at C in FIG. 5;
FIG. 7 is a schematic view of the overall structure of the splice assembly of the present invention.
Reference numerals: 1. a support frame; 2. a first damping shaft; 3. a second damping shaft; 4. a first electric push rod; 5. a top plate; 6. a connecting rod; 7. a slide block; 8. a tension spring; 9. a sliding frame; 10. a roller; 11. a moving groove; 12. a telescoping assembly; 1201. a first fixing plate; 1202. a second fixing plate; 1203. connecting sleeves; 13. a compression assembly; 1301. a splice plate; 1302. a first connecting cylinder; 1303. a second connecting cylinder; 1304. a first inner rod; 1305. a second inner rod; 14. stretching the belt; 15. a protective assembly; 1501. balancing weight; 1502. a spring; 1503. traction steel rope; 1504. a guide wheel; 1505. a movable block; 1506. a damping block; 1507. an elastic rope; 16. a first guide bar; 17. a pressure spring; 18. a support block; 19. a second guide bar; 20. a joining assembly; 2001. a first mounting plate; 2002. a second mounting plate; 2003. an extension plate; 21. a detection assembly; 2101. a fixing frame; 2102. a first gear; 2103. a first rack; 2104. a second rack; 2105. a lapping plate; 2106. a second gear; 22. a limiting plate; 23. and the second electric push rod.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
As shown in fig. 1-7, this embodiment provides a strength detection device for rehabilitation training devices, which comprises a supporting frame 1, a first damping shaft 2 and a second damping shaft 3 are symmetrically installed on the supporting frame 1, a stretching belt 14 is wound on the first damping shaft 2 and the second damping shaft 3, the first damping shaft 2 and the second damping shaft 3 wind the head end and the tail end of the stretching belt 14, a first electric push rod 4 is fixedly arranged in the middle of the supporting frame 1, a top plate 5 is installed above the first electric push rod 4, connecting rods 6 are fixedly connected to two sides of the top plate 5, a sliding block 7 is installed below the connecting rods 6, a tension spring 8 is fixedly arranged below the sliding block 7, a sliding frame 9 is fixedly installed at the bottom of the tension spring 8, rollers 10 are arranged at two sides of the sliding frame 9 in a abutting manner, and the sliding frame 9 can be indirectly pulled upwards through the tension spring 8 in the follow-up process, the device plays a protection function when a tensile strength test is carried out subsequently, a moving groove 11 for sliding the roller 10 is formed in the support frame 1, the front side of the roller 10 is rotationally connected with a telescopic component 12, a compression component 13 is symmetrically arranged on the telescopic component 12, a protection component 15 is arranged in the compression component 13, the protection component 15 can automatically clamp the tensile belt 14 after the tensile belt 14 is broken when the tensile belt 14 is tested for strength, thereby realizing the protection function after the tensile belt 14 is broken, avoiding injuring staff by mistake, a second guide rod 19 is fixedly arranged on the support frame 1, a first guide rod 16 for clamping the tensile belt 14 is arranged on the side surface of the second guide rod 19, a support block 18 is arranged on the rear side of the first guide rod 16, a pressure spring 17 is fixedly connected between the support block 18 and the support frame 1, a connecting component 20 is arranged on the front side of the support frame 1, the left side of linking subassembly 20 is provided with detection component 21, the top of linking subassembly 20 is provided with limiting plate 22, second electric putter 23 is installed to the top of limiting plate 22, be fixed connection between second electric putter 23 and the support frame 1, second electric putter 23 can be adjusted limiting plate 22's height, thereby when stretching strap 14's height changes, the height of linking subassembly 20 and detection component 21 is adjusted to the adaptation, detection component 21 not only can detect stretching strap 14's thickness when pulling stretching strap 14 left and right sides, but also can enlarge the variation value of thickness, thereby the accuracy of hoisting device to stretching strap 14 tensile strength detection.
Examples
As shown in fig. 1 to 7, based on the same concept as that of embodiment 1, this embodiment also proposes a strength detection device for a rehabilitation training device.
In this embodiment, roof 5, connecting rod 6 and slider 7 integrated into one piece, draw back spring 8 and slider 7 between constitute extending structure are passed through to draw back frame 9, through the extending structure on the device, draw back spring 8 makes draw back frame 9 can be pulled by slider 7 indirection to make the device slowly promote test intensity, strengthened the stability when the device uses.
In this embodiment, the sliding connection is adopted between the sliding frame 9 and the supporting frame 1, and the rollers 10 form a telescopic structure with the adjacent rollers 10 through the sliding frame 9, so that the rollers 10 on the left and right sides can be pushed when the sliding frame 9 moves upwards, and the rollers 10 on the two adjacent positions move back to realize the function of tensile strength test.
In this embodiment, the moving groove 11 is inclined, the moving groove 11 is inverted splayed on the surface of the supporting frame 1, the rollers 10 form a sliding structure between the sliding frame 9 and the moving groove 11 and the supporting frame 1, the inclined moving groove 11 enables the sliding frame 9 to move back to back in the upward moving process, and when the sliding frame 9 moves downward, the two adjacent rollers 10 move back to back.
In this embodiment, the telescopic assembly 12 includes a first fixing plate 1201 rotatably mounted on the roller 10 on the left side, a second fixing plate 1202 is fixedly connected to the right side of the first fixing plate 1201, a connecting sleeve 1203 is slidably mounted on the right side of the second fixing plate 1202, the roller 10 on the right side is rotatably connected with the connecting sleeve 1203, and when the distance between two adjacent rollers 10 changes, the connecting sleeve 1203 can slide on the second fixing plate 1202, so that the adaptability of the device is enhanced.
In this embodiment, the compression assembly 13 includes a connection plate 1301 fixedly mounted on a first fixing plate 1201 and a connection sleeve 1203, a first inner rod 1304 and a second inner rod 1305 are fixedly disposed on the connection plate 1301 from bottom to top in sequence, a first connection tube 1302 is rotatably mounted on the outer side of the first inner rod 1304, a second connection tube 1303 is rotatably mounted on the outer side of the second inner rod 1305, and the first connection tube 1302 on the outer side of the first inner rod 1304 is matched with the second connection tube 1303 on the outer side of the second inner rod 1305 so that the device can compress a rehabilitation belt.
In this embodiment, the protection component 15 includes a balancing weight 1501 slidably mounted inside a second connecting tube 1303, a spring 1502 is fixedly connected between the balancing weight 1501 and the second connecting tube 1303, a traction steel rope 1503 is fixedly connected on the balancing weight 1501, the traction steel rope 1503 is connected with the movable block 1505 through guiding by a guiding wheel 1504, the guiding wheel 1504 is rotatably connected with the second connecting tube 1303, the movable block 1505 is slidably connected with the second connecting tube 1303, a damping block 1506 is fixedly arranged on the movable block 1505, an elastic rope 1507 is connected between the damping block 1506 and the second connecting tube 1303, the protection component 15 is distributed in the same angle between the first connecting tube 1302 and the second connecting tube 1303, the protection component 15 is connected with the first connecting tube 1302 and the second connecting tube 1303, when the rehabilitation belt is stretched and broken, the second connecting tube 1303 and the first connecting tube 1302 are driven to rotate fast, the balancing weight 1501 moves towards the direction away from the central axis of the second connecting tube 1303 and the first connecting tube 1302 under the action of centrifugal force, and the damping band 1503 and the second connecting tube 1503 is pulled by the traction steel rope 1503 and the guiding wheel 1505 and the movable block 1505 and the second connecting tube 1303, and the damping band 1503 is stretched and the damping band 1503 is broken again, and the first connecting tube 1503 is enabled to be clamped, and the function is again is enabled to be increased, and the function is realized.
In this embodiment, the connection assembly 20 includes a first mounting plate 2001 disposed on the front side of the support frame 1, a second mounting plate 2002 is slidably mounted under the first mounting plate 2001, and extension plates 2003 are slidably mounted on the first mounting plate 2001 and the second mounting plate 2002, and the extension plates 2003 on the first mounting plate 2001 and the second mounting plate 2002 can extend forward, so as to perform thickness detection on different positions of the rehabilitation belt.
In this embodiment, the detection assembly 21 includes a fixing frame 2101 fixedly mounted on the left side of the second mounting plate 2002, a first gear 2102 is rotatably mounted on the rear side of the fixing frame 2101, a second gear 2106 is connected to the upper side of the first gear 2102 in a meshed manner, a first rack 2103 is fixedly arranged on the left side of the fixing frame 2101, the first rack 2103 is connected with the first gear 2102 in a meshed manner, a second rack 2104 is connected to the upper side of the second gear 2106 in a meshed manner, a bridging plate 2105 is fixedly arranged on the second rack 2104, the number of teeth of the second gear 2106 is smaller than that of the first gear 2102, the first gear 2102 rotates for one circle, the second gear 2106 can rotate for a plurality of circles, the first rack 2103 moves in a short distance, and the second rack 2104 can move in a long distance, so that the thickness variation of the rehabilitation belt is amplified, and the number of teeth of the first gear 2104 is convenient for the inspector to observe and record.
Specifically, as shown in fig. 1-5, the strength detection device and the strength detection method of the rehabilitation training device are provided, firstly, the whole device is supported by a support frame 1, a rehabilitation training stretching belt 14 to be detected is wound and installed on the outer sides of a first damping shaft 2 and a second damping shaft 3, and then the stretching belt 14 between a support block 18 and a second guide rod 19 is compressed by a pressure spring 17, so that the left end and the right end of the stretching belt 14 to be tested are in a compressed state. Through the extension first electric putter 4, drive roof 5, connecting rod 6 and slider 7 upward movement, slider 7 passes through extension spring 8 pulling slide frame 9 upward movement, and slide frame 9 can push away roller 10 of left and right sides when upwards moving, and roller 10 slides in the inside of removal groove 11, and two adjacent rollers 10 move dorsad to tensile area 14 is stretched, can test tensile strength of tensile area 14 at tensile area 14 by the in-process that is elongated. When the stretching strap 14 breaks, the breaking area of the stretching strap 14 is quickly contracted, so that the first connecting cylinder 1302 is driven to rotate on the outer side of the first inner rod 1304, the second connecting cylinder 1303 is driven to rotate on the outer side of the second inner rod 1305, when the first connecting cylinder 1302 and the second connecting cylinder 1303 rotate, the movable block 1505 slides towards the side far away from the second inner rod 1305 due to centrifugal force, the movable block 1505 pulls the movable block 1505 and the damping block 1506 to slide through the traction steel rope 1503 and the guide wheel 1504, the spring 1502 is compressed, the damping block 1506 abuts against the second inner rod 1305, the braking function of the second connecting cylinder 1303 is achieved, the breaking part of the stretching strap 14 is clamped again under the action of the pressing component 13 and the protecting component 15, and accidental injury of workers during breaking is avoided.
As shown in fig. 1, fig. 2 and fig. 5-fig. 7, in the testing process, the recovered stretching strap 14 will move upwards when being stretched, so that the second electric push rod 23 needs to be shortened, the connecting component 20 and the detecting component 21 are driven to move upwards, the connecting component 20 clamps the stretching strap 14 after being stretched forwards, when the thickness of the stretching strap 14 is reduced, as shown in fig. 6 and fig. 7, the stretching plate 2003 extending from the upper side and the lower side of the first mounting plate 2001 and the second mounting plate 2002 is pressed against the stretching strap 14, the second mounting plate 2002 is pushed upwards, the first gear 2102 rolls on the first rack 2103, the first gear 2102 rotates to drive the second gear 2106 to rotate, the second rack 2104 moves leftwards and rightwards, so as to drive the connecting plate 2105 to slide leftwards and rightwards on the inner side of the limiting plate 22, the change of the thickness of the connecting plate 2105 after the stretching strap 14 is not stretched, so that the thickness change condition of the recovered stretching strap 14 is known, and the number of teeth of the first gear 2102 is larger than that of the second gear 2106, the number of teeth of the first gear 2102 is increased, the number of teeth of the first gear 2106 is increased, the number of the teeth of the first gear 2106 is increased by the number of teeth of the first gear 2106, and the number of teeth of the first gear 2106 is increased by the number of the change of the number of teeth of the first gear 2106, and the number of teeth of the first gear 2106 can be more accurately compared with the number of teeth 2101 when the first gear 2101 changes the first gear 2101 and the number changes 2101 after the number changes 2101 and the number changes 210number changes the number with the number changes 210number and the number changes 210number.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. The utility model provides a rehabilitation training instrument intensity detection device, includes support frame (1), its characterized in that: the utility model discloses a guide rod, including support frame (1), support frame (1) are gone up the symmetry and are installed first damping shaft (2) and second damping shaft (3), the winding is provided with tensile area (14) on first damping shaft (2) and second damping shaft (3), the centre of support frame (1) is fixed to be provided with first electric putter (4), roof (5) are installed to the top of first electric putter (4), the both sides fixedly connected with connecting rod (6) of roof (5), slider (7) are installed to the below of connecting rod (6), the fixed extension spring (8) that is provided with in below of slider (7), the bottom fixed mounting of extension spring (8) has sliding frame (9), the both sides butt of sliding frame (9) is provided with roller (10), offer on support frame (1) confession roller (10) gliding removal groove (11), the front side rotation of roller (10) is connected with telescopic link assembly (12), symmetrical on telescopic link assembly (12) install on telescopic link assembly (13), install in telescopic link assembly (13) extension bar (19), guide rod (19) are provided with guide rod (19) on support frame (1), the device is characterized in that a supporting block (18) is arranged on the rear side of the first guide rod (16), a pressure spring (17) is fixedly connected between the supporting block (18) and the supporting frame (1), a connecting component (20) is arranged on the front side of the supporting frame (1), a detection component (21) is arranged on the left side of the connecting component (20), a limiting plate (22) is arranged above the connecting component (20), a second electric push rod (23) is arranged above the limiting plate (22), and the second electric push rod (23) is fixedly connected with the supporting frame (1);
the telescopic assembly (12) comprises a first fixed plate (1201) rotatably arranged on the roller (10) at the left side, a second fixed plate (1202) is fixedly connected to the right side of the first fixed plate (1201), a connecting sleeve (1203) is arranged on the right side of the second fixed plate (1202) in a sliding manner, and the roller (10) at the right side is rotatably connected with the connecting sleeve (1203);
the pressing assembly (13) comprises a connecting plate (1301) fixedly mounted on the first fixing plate (1201) and the connecting sleeve (1203), a first inner rod (1304) and a second inner rod (1305) are sequentially and fixedly arranged on the connecting plate (1301) from bottom to top, a first connecting cylinder (1302) is rotatably mounted on the outer side of the first inner rod (1304), and a second connecting cylinder (1303) is rotatably mounted on the outer side of the second inner rod (1305);
the protection component (15) comprises a balancing weight (1501) which is slidably mounted in the second connecting barrel (1303), a spring (1502) is fixedly connected between the balancing weight (1501) and the second connecting barrel (1303), a traction steel rope (1503) is fixedly connected to the balancing weight (1501), the traction steel rope (1503) is connected with a movable block (1505) through guiding wheels (1504), the guiding wheels (1504) are rotationally connected with the second connecting barrel (1303), the movable block (1505) is slidably connected with the second connecting barrel (1303), a damping block (1506) is fixedly arranged on the movable block (1505), elastic ropes (1507) are connected between the damping block (1506) and the second connecting barrel (1303), the protection component (15) is distributed in the first connecting barrel (1302) and the second connecting barrel (1303) at equal angles, and the connection modes between the protection component (15) and the first connecting barrel (1302) and the second connecting barrel (1303) are the same;
the connecting assembly (20) comprises a first mounting plate (2001) arranged on the front side of the supporting frame (1), a second mounting plate (2002) is slidably mounted below the first mounting plate (2001), extension plates (2003) are slidably mounted on the first mounting plate (2001) and the second mounting plate (2002), and the first mounting plate (2001) is connected with the limiting plates (22).
2. The strength detection device for the rehabilitation training device according to claim 1, wherein the top plate (5), the connecting rod (6) and the sliding block (7) are integrally formed, and the sliding frame (9) forms a telescopic structure with the sliding block (7) through a tension spring (8).
3. The strength detection device for the rehabilitation training device according to claim 1, wherein the sliding connection is adopted as a connection mode between the sliding frame (9) and the supporting frame (1), and the roller (10) forms a telescopic structure with the adjacent roller (10) through the sliding frame (9).
4. A rehabilitation training device strength detection apparatus according to claim 3, wherein the moving groove (11) is inclined, the moving groove (11) is inverted splayed on the surface of the support frame (1), and the roller (10) forms a sliding structure with the support frame (1) through the sliding frame (9) and the moving groove (11).
5. The rehabilitation training device strength detection device according to claim 1, wherein the detection assembly (21) comprises a fixing frame (2101) fixedly installed on the left side of the second installation plate (2002), a first gear (2102) is rotatably installed on the rear side of the fixing frame (2101), a second gear (2106) is connected with the upper side of the first gear (2102) in a meshed mode, a first rack (2103) is fixedly arranged on the left side of the fixing frame (2101), the first rack (2103) is connected with the first gear (2102) in a meshed mode, a second rack (2104) is connected with the upper side of the second gear (2106) in a meshed mode, a lapping plate (2105) is fixedly arranged on the second rack (2104), and the number of tooth blocks of the second gear (2106) is smaller than that of the first gear (2102).
6. A rehabilitation training device strength detection device, adopting the detection method of the rehabilitation training device strength detection device according to claim 1, characterized by comprising the following steps:
s1: the device is integrally supported by a support frame (1), a rehabilitation training stretching belt (14) to be detected is wound and arranged on the outer sides of a first damping shaft (2) and a second damping shaft (3), and then the stretching belt (14) between a support block (18) and a second guide rod (19) is compressed by a pressure spring (17), so that the left end and the right end of the stretching belt (14) to be tested are in a compressed state;
s2: the first electric push rod (4) is stretched, the top plate (5), the connecting rod (6) and the sliding block (7) are driven to move upwards, the sliding block (7) pulls the sliding frame (9) to move upwards through the tension spring (8), the sliding frame (9) can push the rollers (10) at the left side and the right side when moving upwards, the rollers (10) slide in the moving groove (11), and therefore the stretching belt (14) is stretched, and the tensile strength of the stretching belt (14) can be tested in the stretching process of the stretching belt (14);
s3: in the testing process, the second electric push rod (23) is required to be shortened, the connecting component (20) and the detecting component (21) are driven to move upwards, the connecting component (20) clamps the stretching belt (14) after extending forwards, and then the detecting component (21) is used for detecting the thickness change of the stretching belt (14) under different stretching degrees and amplifying the change value so as to facilitate the observation of a detector;
s4: when the stretching belt (14) breaks, the breaking area of the stretching belt (14) is rapidly contracted, the stretching belt (14) is clamped again under the action of the pressing component (13) and the protecting component (15), and the situation that workers are accidentally injured during breaking is avoided.
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| CN202311732904.9A CN117420010B (en) | 2023-12-18 | 2023-12-18 | Intensity detection device and detection method for rehabilitation training instrument |
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