CN219265984U - Durability testing device for therapeutic blanket - Google Patents

Abstract

The utility model provides a durability test device for a therapeutic blanket. The existing commercial therapeutic blanket durability test device has the defects of complex structure, long working time, high manufacturing cost, low efficiency and the like. The utility model provides a therapeutic blanket durability test device comprising: roller rubber ball subassembly, hardwood cylinder arm subassembly, drawbar subassembly, square cross section pole subassembly and drive sprocket subassembly. The therapeutic blanket is fixed on the traction rod and then bypasses the upper roller rubber ball component and the lower square section rod component. When the motor drives the transmission chain wheel assembly to operate, the traction rod connected to the chain operates along with the chain. The traction rod also pulls the therapeutic blanket to run, and the therapeutic blanket drives the roller rubber ball component and the square section rod component to rotate and reciprocate, so that the durability of the therapeutic blanket is tested. The device has the advantages of smaller size, simple structure, low manufacturing cost and convenient movement, and can simulate the actual use scene of the therapeutic blanket more truly, thereby achieving better durability test effect.

Description

Durability testing device for therapeutic blanket

Technical Field

The utility model relates to the technical field of detection, in particular to a durability testing device for a therapeutic blanket.

Background

The use of therapeutic blankets is now widespread in hospitals, but the equipment for the durability test of therapeutic blankets is relatively cool, and the enterprises associated therewith are relatively small, so the types and numbers of the durability test devices of therapeutic blankets are currently in a state of scarcity. In the prior art, the common treatment blanket durability testing device has the defects of large overall size, complex structure, long working time, low efficiency, high manufacturing cost, inconvenient transportation, low testing efficiency, poor testing accuracy and the like.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a novel device for testing the durability of a therapeutic blanket, which adopts a mode that a traction rod drives the therapeutic blanket to move, has smaller size, simple structure, low manufacturing cost and convenient movement, and can be further suitable for being put into production and use.

The application provides a treatment blanket durability testing device, which is characterized by comprising: the device comprises a supporting component, a roller rubber ball component, a hardwood cylindrical arm component, a traction rod component, a position sensing component, a bearing component, a square section rod component, a control box component, a tensioning wheel component and a transmission chain wheel component;

the supporting component is a supporting frame of the whole device, and the upper and lower arrangement relation of the hardwood cylindrical arm component and the roller rubber ball component is fixed at the top of the supporting component; the control box assembly is arranged at the left side of the supporting assembly through a screw; the two ends of the traction rod assembly are connected to the chain of the transmission chain wheel assembly, and are driven along with the running of the chain; the square section rod assembly is arranged right below the supporting assembly, the left end of the square section rod assembly is connected with a small chain wheel connecting shaft of the transmission chain wheel assembly, and the right end of the square section rod assembly is connected with the bearing assembly; the bearing component is fixed on the side face of the supporting component through the guide rail seat.

As an example, the support assembly is formed by combining standard profiles with different lengths, and the support assembly is connected by connecting pieces, and casters are arranged at the bottom of the support assembly to facilitate movement of the support assembly, and the support assembly forms a mounting base of the whole testing device.

As an example, the hardwood cylinder arm assembly is composed of hinge arms, hardwood cylinders, shaft sleeves and support columns, each hardwood cylinder is fixed in position by a pair of hinge arms, each pair of cylinder arms are inserted into the support columns at intervals through the shaft sleeves, and finally support seats at two ends are fixed with the support columns through jackscrews.

As one practical example, the roller squeegee assembly includes: the hollow rotating roller, the rubber ball, the mandrel, the deep groove ball bearing, the connecting shaft, the bearing seat and the bearing end cover are arranged in the holes on the rotating shaft through screws, the bearings at the two ends are respectively matched with the bearing seats at the two ends, the mandrel penetrates through the bearing holes and is fastened with the connecting shafts at the two ends through keys and screws, the connecting shafts at the two ends are matched with the bearings, and finally the bearing end cover is fastened with the bearing seat through screws.

As an implementation example, the traction rod assembly consists of a traction rod, a steel through pipe, a steel wire swivel and a chain link plate connecting block, wherein the steel through pipe is sleeved on the traction rod, the steel wire swivel is fixed on the steel through pipe through a screw, and the chain link plate connecting block is connected to two ends of the traction rod; one end of the therapeutic blanket is connected with the steel wire swivel by a clip, the other end of the therapeutic blanket is connected with the steel wire swivel by a braiding belt, and when the machine runs, the traction rod pulls the therapeutic blanket to run; the steel through pipe is used for rotating on the traction rod when the traction rod assembly moves to the highest point to start reverse movement, so that the steel through pipe plays a role of steering.

As an example, the driving sprocket assembly is composed of a large sprocket, a large sprocket bearing seat, a large sprocket connecting shaft, a chain, a transfer link plate, a sprocket, a small sprocket bearing seat and a small sprocket connecting shaft, wherein the large sprocket connecting shaft and the small sprocket connecting shaft are respectively connected with the large sprocket and the small sprocket in a matched manner through bearings, and the transfer link plate is fixed on the chain; the right side of the device is symmetrically provided with a driving chain wheel assembly (not shown in the figure); the link plate connecting blocks on two sides of the traction rod component are respectively connected with the switching link plates on the chains on two sides, and the function of the link plate connecting blocks is that the chains can directly drive the traction rod component to operate.

As an example, the square section rod assembly is composed of two connecting blocks and a square section rod, the left end of the square section rod is fixedly connected with the small sprocket connecting shaft through a screw, and the right end of the square section rod is connected with the bearing assembly.

As an example of implementation, the bearing ware subassembly comprises mounting panel, guide rail seat, guide rail, supporting block, slider, and the guide rail seat passes through the fix with screw in the supporting component, and the guide rail passes through the screw to be connected with the guide rail seat, and the slider cover can slide from top to bottom on the guide rail, and the supporting block passes through the screw to be installed between two sliders, and the supporting block below is equipped with the couple, can install the weight.

As an example, the tensioning wheel assembly is composed of a mounting plate and a tensioner, when the whole equipment acts, the therapeutic blanket drives the bearing assembly to float up and down, so that the chain is loosened and cannot continue to normally drive, and the tensioning wheel compensates the loosening amount of the chain through linear displacement to always keep the chain tensioning normally drive.

As an example of implementation, the position sensing assembly is composed of a position sensor and a fixed plate, and the function of the position sensing assembly is to trigger the position sensor to rotate in the opposite direction when the traction rod pulls the therapeutic blanket to move to the highest point, and at the same time, the position sensing assembly also plays a role of counting, and the position sensing assembly automatically stops after the device is operated for a specified number of times so as to prevent damage to the therapeutic blanket to be tested.

As an implementation example, the control box assembly is composed of a motor, an electrical component, a main control board, a screen and a shell, so as to form a control operation system of the whole equipment, and the operation and the stop of the equipment are controlled; wherein the motor is connected with the driving wheel device to provide the power of the whole equipment; the control box component is a control operation system of the whole equipment, and controls the running and stopping of the equipment.

As an example of a practical implementation, the link plate connection blocks on the drawbar assembly are connected with the adapter link plates on the drive sprocket assembly by screws, which function to transmit power from the chain to the drawbar.

The technical effect of the durability detection device for the therapeutic blanket provided by the application is as follows:

(1) The utility model provides a novel durability test device for a therapeutic blanket, which adopts a mode that a traction rod is directly connected with a chain, and the mode can transmit power from the chain to the therapeutic blanket through the traction rod to the greatest extent, so that the loss in the mechanical energy transmission process is reduced. The device has the advantages of smaller size, simple structure, low manufacturing cost and convenient movement, and can be further suitable for being put into production and used.

(2) The utility model provides a novel treatment blanket durability testing arrangement uses the bearing ware to install the weight additional and provides tensile force for treatment blanket test process, can change the weight of weight according to the bearing capacity of treatment blanket in the test process, and this kind of mode has both simplified the device and can test out the biggest bearing capacity of treatment blanket high-efficient.

(3) The application provides a roller rubber ball subassembly, hardwood cylinder arm subassembly, square cross-section pole can more truly simulate the in-service use scene of treatment blanket among novel treatment blanket durability test device, reaches better durability test effect.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, do not limit the utility model;

FIG. 1 is a schematic view of the overall structure of a therapeutic blanket durability test device according to an embodiment of the present application;

FIG. 2 is a partial enlarged view of area A of a schematic overall structure of a therapeutic blanket durability test device according to an embodiment of the present application;

FIG. 3 is a partial enlarged view of region B of a schematic overall structure of a therapeutic blanket durability test device according to an embodiment of the present application;

FIG. 4 is a partial enlarged view of region C of a schematic overall structure of a therapeutic blanket durability test device according to an embodiment of the present application;

FIG. 5 is a partial enlarged view of region D of a schematic overall structure of a therapeutic blanket durability test device according to an embodiment of the present application;

FIG. 6 is a view of a roller squeegee assembly of a therapeutic blanket durability testing device according to embodiments of the present application;

FIG. 7 is a diagram of a hardwood cylinder arm assembly for a therapeutic blanket durability test device in accordance with an embodiment of the present application

FIG. 8 is a schematic cross-sectional view of a roller squeegee assembly port of a therapeutic blanket durability testing device according to embodiments of the present application;

FIG. 9 is a drawing of a drawbar assembly for a therapeutic blanket durability testing device in accordance with an embodiment of the present application;

fig. 10 is a square section bar assembly view of a therapeutic blanket durability testing device according to an embodiment of the present application:

FIG. 11 is a load carrier assembly view of a therapeutic blanket durability testing device according to an embodiment of the present application;

FIG. 12 is a diagram of a drive sprocket assembly for a therapeutic blanket durability testing device in accordance with an embodiment of the present application;

reference numerals:

1. a support assembly; 2. a roller rubber ball assembly; 3. a hardwood cylindrical arm assembly; 4. a drawbar assembly; 5. a position sensing assembly; 6. a load carrier assembly; 7. a square section rod assembly; 8. a control box assembly; 9. a tensioner assembly; 10. a drive sprocket assembly; 21. a hollow rotating roller; 22. cutting the rubber ball; 23. a bearing seat; 24. deep groove ball bearings; 25. a connecting shaft; 26. a mandrel; 27. a bearing end cap; 31. a hinge arm; 32. a hardwood cylinder; 33. a support column; 34. a shaft sleeve; 35. a support base; 41. a traction rod; 42. a steel tube; 43. a steel wire swivel; 44. a link plate adapter block; 71. a connecting block; 72. square section bar; 61. a mounting plate; 62. a guide rail seat; 63. a guide rail; 64. a bearing block; 65. a slide block; 101. a large sprocket; 102. a large sprocket bearing seat; 103. a large chain wheel connecting shaft; 104. a chain; 105. a transfer link plate; 106. a sprocket; 107. bearing seat of small sprocket; 108. the small chain wheel is connected with the shaft;

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the present application will be clearly and completely described below with reference to fig. 1 to 12 in the present application, and it is apparent that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

As shown in fig. 1, the present application provides a therapeutic blanket durability test device, comprising: the device comprises a supporting component 1, a roller rubber ball component 2, a hard wood cylindrical arm component 3, a traction rod component 4, a position sensing component 5, a bearing component 6, a square section rod component 7, a control box component 8, a tension wheel component 9 and a transmission sprocket component 10;

workflow of the device: firstly, the control box component 8 is triggered to start the equipment, corresponding parameters are set on a screen, the equipment is operated, the driving chain wheel component 10 starts to work, power of the equipment is transmitted to the traction rod component 4, at the moment, a therapeutic blanket (not shown in the drawing) which bypasses the roller rubber ball component 2 and the square section rod component 7 and is fixed on the traction rod component 4 drives the roller rubber ball component 2 and the square section rod component 7 to rotate in situ, meanwhile, a bearing block in the bearing block component 6 can slightly slide on a guide rail along with the action of the therapeutic blanket under the action of a balancing weight, the tensioner component 9 can stretch left and right along with the loosening of a chain, the hard wood ball arm component 3 can be stirred along with the rotation of the roller rubber component 2, the series of actions realize the application of static pressure and bending force of the therapeutic blanket, and the reciprocating circulation action of the therapeutic blanket is realized through the counting and sensing functions of the position sensing component 5, so that the durability of the therapeutic blanket is tested.

As an example of implementation, the support component is a support frame of the whole device, and the hardwood cylinder arm component 3 and the roller rubber ball component 2 are fixed on the top of the support component in a vertically arranged manner; the control box assembly 8 is arranged at the left side of the supporting assembly 1 through screws; the two ends of the traction rod assembly are connected to the chain of the transmission chain wheel assembly, and are driven along with the running of the chain; the square section rod assembly 7 is arranged right below the supporting assembly, the left end of the square section rod assembly 7 is connected with a small sprocket connecting shaft 108 of the transmission sprocket assembly 10, and the right end of the square section rod assembly 7 is connected with the bearing assembly 6; the load carrier assembly is secured to the side of the support assembly by a guide rail mount 62.

As an example, the support assembly is formed by combining standard profiles with different lengths, and the support assembly is connected by connecting pieces, and casters are arranged at the bottom of the support assembly to facilitate movement of the support assembly, and the support assembly forms a mounting base of the whole testing device.

As an example, the hardwood cylinder arm assembly is composed of a hinge arm 31, a plurality of hardwood cylinders 32 with a diameter of 65mm and a length of 140mm, a shaft sleeve 34 and a support column 33, wherein each hardwood cylinder is fixed in position by a pair of hinge arms 160mm away from the axis of the cylinder, each pair of cylinder arms are inserted into the support column at intervals through the shaft sleeve, and finally, the support seats at two ends are fixed with the support column through jackscrews; the hardwood cylindrical arm component can provide a fixed static pressure for the therapeutic blanket and simulate the friction force in the rolling process.

As an example, the roller rubber ball assembly comprises a hollow rotating roller 12 with a diameter of 160, a cut rubber ball 22 with a diameter of 60mm and a rockwell hardness of 45, a mandrel, deep groove ball bearings, connecting shafts, bearing seats and bearing end covers, wherein a plurality of rubber balls are uniformly distributed in six rows around the rotating roller and are mutually separated by 320mm, the rubber balls 22 are fixed in holes on the hollow rotating roller 21 through screws, the deep groove ball bearings 24 at two ends are respectively matched with the bearing seats 23 at two ends, the mandrel 26 passes through the bearing holes and is fastened with the connecting shafts 25 at two ends through keys, the connecting shafts 25 at two ends are matched with the deep groove ball bearings 24, and finally the bearing end covers are fastened with the bearing seats through screws; the rubber ball on the roller can simulate the rolling motion state of a human body on the therapeutic blanket, and when the therapeutic blanket bypasses the rolling motion state, the roller rubber ball component is driven by the therapeutic blanket to rotate along with the rolling motion state.

As an example, the traction rod assembly is composed of a traction rod 41, a hinged steel through pipe 42 with the diameter of 25mm and the thickness of 1.6mm, a steel wire swivel 43 and a chain link plate adapter block 44, wherein the steel through pipe is sleeved on the traction rod, the steel wire swivel 43 is fixed on the steel through pipe 42 through a screw, and the chain link plate adapter blocks 44 are connected at two ends of the traction rod; one end of the therapeutic blanket is connected with the steel wire swivel by a clip, the other end is connected with the steel wire swivel by a braiding belt, and when the machine runs, the chain drives the traction rod to run, and the traction rod simultaneously pulls the therapeutic blanket to run.

As an implementation example, the driving sprocket assembly is composed of a large sprocket 101, a large sprocket bearing seat 102, a large sprocket connecting shaft 103, a chain 104, a switching link plate 105, a sprocket 106, a small sprocket bearing seat 107 and a small sprocket connecting shaft 108, wherein the large sprocket connecting shaft and the small sprocket connecting shaft are respectively connected with a large sprocket and a small sprocket in a matching way through bearings, and the switching link plate 105 is fixed on the chain; the right side of the device is symmetrically provided with a driving chain wheel assembly (not shown in the figure); the link plate connecting blocks on two sides of the traction rod component are respectively connected with the switching link plates on the chains on two sides;

the driving chain wheel assembly transmits power from the motor to the chain, and the chain is connected with two ends of the traction rod assembly to drive the traction rod assembly to synchronously operate.

As an example, the square section bar assembly is composed of two connection blocks 71 and a square section bar 72, the left end of the square section bar is fixedly connected with the small sprocket wheel connecting shaft 108 through a screw, the right end of the square section bar is connected with the bearing assembly, and the square section bar is used as another rotating shaft of the therapeutic blanket, so that when the therapeutic blanket bypasses the square section bar, the bending action of the hand can be simulated, and the flexibility of the therapeutic blanket can be tested.

As an implementation example, the load-bearing device assembly is composed of a mounting plate 61, a guide rail seat 62, a guide rail 63, a bearing block 64 and a sliding block 65, wherein the guide rail seat is fixed on the support assembly through a screw, the guide rail is connected with the guide rail seat through a screw, the sliding block is sleeved on the guide rail and can slide up and down, and the bearing block is installed between the two sliding blocks through a screw; hooks are arranged below the bearing blocks, and weights are hung to adapt to different weight demands; when the therapeutic blanket is driven to move by the traction rod, the therapeutic blanket belongs to a no-load condition, and the square section rod and the sliding block are driven to float up and down on the sliding block guide rail, so that the service condition of the therapeutic blanket in an actual scene cannot be truly reflected, and the main function of the bearing device component is to apply stretching force to the motion process of the therapeutic blanket so as to simulate the actual working environment of the therapeutic blanket.

As an example, the tensioning wheel assembly is composed of a mounting plate and a tensioner, when the whole equipment acts, the therapeutic blanket drives the bearing assembly to float up and down, so that the chain is loosened and cannot continue to normally drive, and the tensioning wheel compensates the loosening amount of the chain through linear displacement to always keep the chain tensioning normally drive.

As an example of implementation, the position sensing assembly is composed of a position sensor and a fixed plate, and the function of the position sensing assembly is to trigger the position sensor to rotate in the opposite direction when the traction rod pulls the therapeutic blanket to move to the highest point, and at the same time, the position sensing assembly also plays a role of counting, and the position sensing assembly automatically stops after the device is operated for a specified number of times so as to prevent damage to the therapeutic blanket to be tested.

As an implementation example, the control box assembly is composed of a motor, an electrical component, a main control board, a screen and a shell, so as to form a control operation system of the whole equipment, and control the operation and stop of the equipment.

As an example of a practical implementation, the link plate connection blocks 44 on the drawbar assembly are screwed with the adapter link plates 105 on the drive sprocket assembly, which function to transfer power from the chain to the drawbar.

As one practical example, a weight may be mounted below the bearing block 64 in the bearing block assembly, the weight being increased by testing the amount of tension required for the therapeutic blanket.

The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A therapeutic blanket durability test device, comprising: the device comprises a supporting component (1), a roller rubber ball component (2), a hardwood cylindrical arm component (3), a traction rod component (4), a bearing component (6), a square section rod component (7), a control box component (8) and a transmission sprocket component (10);

the hard wood cylindrical arm component (3) and the roller rubber ball component (2) are fixed at the top of the supporting component in an up-down arrangement; the control box assembly (8) is arranged at the left side of the supporting assembly (1) through screws; the two ends of the traction rod assembly (4) are connected with a chain of the transmission chain wheel assembly (10), and are driven to operate along with the operation of the chain; the square section rod assembly (7) is arranged right below the supporting assembly (1), the left end of the square section rod assembly (7) is connected with a small sprocket connecting shaft (108) of the transmission sprocket assembly (10), and the right end of the square section rod assembly is connected with the bearing assembly (6); the load carrier assembly is secured to the right side of the support assembly by a guide rail mount (62).

2. Therapeutic blanket durability test device according to claim 1, characterized in that said hardwood cylindrical arm assembly (3) comprises: hinge arm (31), hardwood cylinder (32), axle sleeve (34), and support column (33), every hardwood cylinder all is fixed its position by a pair of hinge arm, and every pair of cylinder arm inserts on the support column through the axle sleeve interval, and the both ends supporting seat is fixed with the support column through jackscrew at last.

3. A therapeutic blanket durability testing device according to claim 1, wherein said roller squeegee assembly (2) comprises: the hollow rotating roller (21), rubber balls (22), a mandrel (26), deep groove ball bearings (24), connecting shafts (25), bearing seats (23) and bearing end covers (27), the rubber balls (22) are fixed in holes on the hollow rotating roller (21) through screws, the deep groove ball bearings (24) at two ends are respectively matched with the bearing seats (23) at two ends, the mandrel (26) penetrates through the bearing holes to be fastened with the connecting shafts (25) at two ends through keys and screws, the connecting shafts (25) at two ends are matched with the deep groove ball bearings (24), and finally the bearing end covers are fastened with the bearing seats through screws.

4. The therapeutic blanket durability test device of claim 1, wherein said drawbar assembly comprises: the traction rod comprises a traction rod (41), a steel through pipe (42), a steel wire swivel (43) and chain link plate connecting blocks (44), wherein the steel through pipe is sleeved on the traction rod, the steel wire swivel (43) is fixed on the steel through pipe (42) through screws, and the chain link plate connecting blocks (44) are connected to two ends of the traction rod.

5. The therapeutic blanket durability test device according to claim 1, wherein the drive sprocket assembly comprises a large sprocket (101), a large sprocket bearing block (102), a large sprocket connecting shaft (103), a chain (104), a transfer link plate (105), a sprocket (106), a small sprocket bearing block (107), a small sprocket connecting shaft (108), wherein the large sprocket connecting shaft and the small sprocket connecting shaft are respectively connected with the large sprocket and the small sprocket in a matched manner through bearings, and the transfer link plate (105) is fixed on the chain; the transfer link plate (105) is connected with the link plate connecting block (44) through screws, and the function of the transfer link plate is to transmit power from the chain to the traction rod.

6. The therapeutic blanket durability testing device according to claim 1, wherein the square section bar assembly comprises two connection blocks (71) and a square section bar (72), the square section bar being fixedly connected at the left end to the small sprocket connection shaft (108) by screws and at the right end to the load carrier assembly.

7. The therapeutic blanket durability test device according to claim 1, wherein the load bearing assembly comprises a mounting plate (61), a guide rail seat (62), a guide rail (63), a bearing block (64) and a slide block (65), the guide rail seat is fixed on the support assembly through a screw, the guide rail is connected with the guide rail seat through a screw, the slide block is sleeved on the guide rail and can slide up and down, the bearing block is arranged between the two slide blocks through a screw, a hook is arranged below the bearing block, and a weight can be installed; the function of the carpet is to make the other end move freely while giving tension to the therapeutic carpet, so as to simulate the actual use environment.

8. The device according to claim 1, characterized in that the supporting assembly (1) is composed of profiles of different lengths, respectively connected and fixed by means of a connecting piece, and the bottom is provided with casters facilitating the movement, which part forms the mounting base of the whole device.

9. A therapeutic blanket durability test device according to claim 1, characterized in that a tensioning wheel assembly (9) is provided; the tensioning wheel assembly comprises a mounting plate and a tensioner, when the whole equipment works, the treatment blanket can drive the bearing device assembly to float up and down, so that the chain is loose and cannot continue to normally drive, and therefore the tensioning wheel compensates the loose amount of the chain through linear displacement so as to always keep the normal drive of the chain tensioning.

10. A therapeutic blanket durability testing device according to claim 1, further provided with a position sensing assembly (5);

the position sensing assembly (5) comprises a position sensor and a fixed plate, and is used for triggering the position sensor when the traction rod pulls the therapeutic blanket to move to the highest point so as to enable the therapeutic blanket to run in the opposite direction, and meanwhile, the position sensing assembly also has a counting function, and the device is automatically stopped after running for a specified number of times so as to prevent damage to the therapeutic blanket to be tested;

the control box assembly (8) comprises a motor, electrical components, a main control board, a screen and a shell, and forms a control operation system of the whole equipment, and the operation and the stop of the equipment are controlled.

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