CN114190728A - Medical cushion and manufacturing process thereof - Google Patents
Medical cushion and manufacturing process thereof Download PDFInfo
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- CN114190728A CN114190728A CN202111532105.8A CN202111532105A CN114190728A CN 114190728 A CN114190728 A CN 114190728A CN 202111532105 A CN202111532105 A CN 202111532105A CN 114190728 A CN114190728 A CN 114190728A
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- pipe
- tube
- mounting
- sealing block
- driving rod
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/08—Fluid mattresses or cushions
- A47C27/10—Fluid mattresses or cushions with two or more independently-fillable chambers
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/08—Fluid mattresses or cushions
- A47C27/081—Fluid mattresses or cushions of pneumatic type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Invalid Beds And Related Equipment (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
The application discloses a medical cushion and a manufacturing process thereof, relates to the technical field of cushions, and solves the problem of poor ventilation effect of the medical cushion; be provided with the shutoff subassembly that is used for the shutoff gas outlet on the gas tube, the shutoff subassembly includes first installation pipe and seal, the relief port has been seted up to first installation pipe, the shutoff relief port of seal, install on the gas tube and be used for ordering about the actuating lever that the seal left the relief port, install the second installation pipe that is used for holding the actuating lever on the gas tube, actuating lever slidable mounting is in the second installation pipe, first air duct has been seted up to the actuating lever outer wall, a plurality of air vent has been seted up in the second installation pipe run through, and the air vent communicates with first air duct each other. This application can be to the gaseous reuse of combustion gas, the ventilation effect of the medical cushion that the increase collapses.
Description
Technical Field
The application relates to the technical field of cushions, in particular to a medical cushion and a manufacturing process thereof.
Background
At present, the medical cushion is mainly used for patients with bedsore, hemorrhoid or incontinence in hospitals, so that the ventilation property is generally better.
The conventional medical cushion is shown in the attached figure 7 and comprises a base plate 1 and a plurality of inflatable bags 2, wherein the inflatable bags 2 are of an integrated hollow structure, the inflatable bags 2 are distributed on the base plate 1 in a rectangular array manner, the two adjacent inflatable bags 2 are communicated with each other, the inflatable bags 2 at the corners of the base plate 1 are connected with inflating nozzles 10, and sealing nuts are arranged on the inflating nozzles 10. The medical cushion with the inflatable bag 2 has good air permeability and also has local adjusting effect.
In view of the above-mentioned related art, the inventor believes that it takes time to rotate the sealing nut when the inflation nozzle 10 is deflated, so that when the inflation nozzle is partially adjusted by deflation, there is a case where the medical cushion collapses too much due to excessive deflation, resulting in a case where the ventilation effect of the medical cushion is poor.
Disclosure of Invention
In order to improve the ventilation effect of medical cushion, this application provides a medical cushion and manufacturing process thereof.
In a first aspect, the present application provides a medical cushion, which adopts the following technical scheme:
a medical cushion comprises a base plate and a plurality of inflatable bags arranged on the base plate, wherein the inflatable bags are distributed in a rectangular array, two adjacent inflatable bags are mutually communicated, four inflatable bags close to four corners of the base plate are fixedly provided with inflatable tubes, the inflatable tubes correspond to the inflatable bags one by one, the inflatable tubes are provided with air inlet valves, and the tube walls of the inflatable tubes are provided with air outlets;
the sealing assembly comprises a hollow first mounting pipe with openings at two ends and a sealing block arranged in the first mounting pipe, the first mounting pipe is vertically and fixedly mounted on the pipe wall of the inflation pipe, one end of the first mounting pipe is an air inlet, the other end of the first mounting pipe is an air outlet, the air inlet of the first mounting pipe is communicated with an air outlet hole, the sealing assembly further comprises a reset spring which always has the trend of driving the sealing block to seal the air outlet, part of the sealing block extends out of the first mounting pipe, the middle part of one end of the sealing block, which extends out of the first mounting pipe, is gradually reduced towards the peripheral side, and the air outlet is matched with the sealing block;
install on the gas tube and be used for ordering about the sealing piece and leave the actuating lever of gas release mouth, install the second installation pipe that is used for holding the actuating lever on the gas tube, first installation pipe is located the second installation intraductally, second installation pipe is located between two rows of gas bags, and a plurality of second installation pipe is parallel to each other, actuating lever slidable mounting is in the second installation pipe, the laminating of actuating lever outer wall and second installation inside pipe wall, first air duct has been seted up to the actuating lever outer wall, first air duct extends along actuating lever length direction, a plurality of air vent has been seted up in second installation pipe running through, the air vent is along the length direction interval distribution of second installation pipe, and air vent and first air duct communicate each other.
By adopting the technical scheme, when the sliding driving rod approaches to the sealing block, the sealing block can be extruded to enable the sealing block to compress the return spring and leave the air release port, so that air in the inflatable bag can be released inwards; when the sinking degree of the inflatable bag is proper and the sliding driving rod leaves the sealing block, the reset spring can rapidly drive the sealing block to seal the air release port again, so that the situation that the air is greatly released is reduced; because the middle part of one end of the sealing block extending out of the first mounting pipe is gradually reduced towards the peripheral side, the amount of gas discharged from the gas discharge port can be controlled by the volume of the sealing block entering the first mounting pipe, if less gas needs to be discharged, the sealing block is slightly pressed to leave the gas discharge port, and when the driving rod leaves the sealing block, the reset spring can more quickly drive the sealing block to re-block the gas discharge port;
the air released from the air release port can be discharged only after passing through the first vent groove, the air can be discharged from the air outlet hole in the process of being discharged from the first vent groove, and the released air flows among the air bags, so that the ventilation effect of the medical cushion is improved, and the released air can be further recycled;
when not needing the gassing, also can make a round trip to stimulate the actuating lever in the scope of not touching the sealing block, with gaseous push installation pole in, have gaseous from the air vent discharge to increase the ventilation cooling effect of medical cushion.
Optionally, the first air channel is distributed with the even interval of axis of actuating lever and is had a plurality ofly, the quantity of arranging of air vent and first air channel one-to-one.
Through adopting above-mentioned technical scheme, through a plurality of first air channel, can make the space that is given off by the gas transpiration bigger.
Optionally, the second mounting tube is provided with a ball screw, the ball screw includes a steel ball and a driving spring, the housing is already mounted in the housing, and a part of the steel ball abuts against the inner wall of the first ventilation groove.
Through adopting above-mentioned technical scheme, when the actuating lever slided in the second installation pipe, the ripples pearl screw can play the guide effect to the actuating lever.
Optionally, first stopper is installed to first installation pipe, first stopper has two with the axis symmetric distribution of first installation pipe, and first air channel has four, the one end fixedly connected with second stopper that the actuating lever is close to the sealing piece leaves the interval that supplies the second stopper to pass through between two first stoppers, when second stopper and first stopper form the butt, the clearance is left with the sealing piece to the actuating lever, the one end that the actuating lever is close to the sealing piece is connected with the pressure bar that supports, when the second stopper passes through between the first stopper, the sealing piece is pressed through the pressure bar to the actuating lever.
By adopting the technical scheme, when the second limiting block abuts against the first limiting block, a gap is reserved between the driving rod and the sealing block, so that the driving rod cannot touch the sealing block when sliding back and forth in the second mounting pipe, and the driving rod can move freely to play a fanning effect; when the driving rod is required to push the sealing block, the driving rod can be rotated forcibly, so that the steel balls are located in the other first vent groove, the second limiting blocks and the first limiting blocks are staggered mutually, and when the driving rod slides in the direction of the sealing block, the second limiting blocks can enter between the two adjacent first limiting blocks, so that the driving rod can normally press the sealing block through the abutting-against rod.
Optionally, the second mounting pipe is provided with a mounting groove for mounting the housing, and the housing is in threaded connection with the mounting groove.
Through adopting above-mentioned technical scheme, install the intraductal back at the second installation when the actuating lever, make things convenient for ripples pearl screw to install on the second installation pipe to can also make the steel ball butt on first air channel better through rotating ripples pearl screw.
Optionally, one end of the driving rod, which is far away from the sealing block, extends out of the substrate and is vertically connected with a rotating rod.
Through adopting above-mentioned technical scheme, through the turned position of bull stick, can judge that first stopper and second stopper form the butt, still the second stopper slips into between two adjacent stoppers.
Optionally, one end of the first ventilation groove, which is far away from the sealing block, is a closed end, and when the driving rod contacts the sealing block, the closed end of the first ventilation groove is located in the second mounting pipe.
Through adopting above-mentioned technical scheme, when the piece sealed leaves the gas discharge opening, the blind end is located the second installation intraductally, so by the exhaust gas can only discharge from the air vent through first air channel, make by the exhaust gas can flow between the gas cell betterly.
Optionally, an outer circumferential side of the sealing block is in sliding contact with an inner wall of the first mounting pipe, and a second vent groove is formed on the outer circumferential side of the sealing block.
Through adopting above-mentioned technical scheme, the contact of block and first installation intraductal wall makes the block can slide in first installation intraductal better, and the gas in the gas cell can be discharged through the second air channel.
In a second aspect, the present application provides a manufacturing process of a medical cushion, which adopts the following technical scheme:
the manufacturing process of the medical cushion adopts the medical cushion to manufacture, and comprises the following manufacturing steps:
the base plate and the inflatable bags are integrally formed, an inflatable bag mold of the medical cushion is manufactured, and the inflatable bags are distributed on the base plate in a plurality of rows in a rectangular array;
producing the medical cushion on a 300T rubber vulcanizing machine;
confirming that at least 16 air bags are communicated with each other;
the inflatable tubes are arranged on one row of inflatable bags and correspond to the inflatable bags one by one;
an air inlet valve is arranged on the inflation tube;
the pipe wall of the inflation pipe is provided with an air outlet, the inflation pipe is provided with a first installation pipe communicated with the air outlet, the first installation pipe is vertical to the inflation pipe, one end of the first installation pipe is an air inlet, the other end of the first installation pipe is an air outlet, the air inlet is close to the inflation pipe, a sealing block and a reset spring driving the sealing block to be always provided with a sealing port are installed in the first installation pipe, when the sealing block seals the air outlet, part of the sealing block is positioned outside the first installation pipe, the middle part of one end of the sealing block positioned outside the first installation pipe is gradually reduced towards the peripheral side, and the sealing block is matched with the inner wall of the air outlet;
the inflatable tube is provided with a driving rod for driving the sealing block to leave the air release port, the inflatable tube is provided with a second mounting tube for accommodating the driving rod, the first mounting tube is positioned in the second mounting tube, the second mounting tube is mounted between the two rows of inflatable bags, the driving rod is slidably mounted in the second mounting tube, the outer wall of the driving rod is attached to the inner wall of the second mounting tube, the outer wall of the driving rod is provided with a first vent groove, the first vent groove extends along the length direction of the driving rod, the second mounting tube is provided with a plurality of vent holes in a penetrating manner, the vent holes are distributed at intervals along the length direction of the second mounting tube, and the vent holes are communicated with the first vent groove;
carrying out an inflation test;
and packaging the medical cushion.
By adopting the technical scheme, after the base plate and the inflatable bag are integrally formed on the vulcanizing machine, the inflatable tube, the first mounting tube and the second mounting tube are correspondingly mounted on the inflatable bag, so that the inflatable bag can be filled with gas, the driving rod is pushed when the inflatable bag needs to be deflated, the driving rod can press the sealing block, the sealing block is separated from the deflation port, the gas in the inflatable bag can be exhausted, the exhausted gas can flow among the inflatable bags, and the air permeability of the medical cushion is improved;
when the air release is required to be stopped, the driving rod slides outwards, so that when the driving rod leaves the sealing block, the reset spring can drive the sealing block to re-seal the air release port, and the whole operation process is quick and simple; at ordinary times, the driving rod can be pumped back and forth under the condition that the driving rod does not touch the sealing block, so that the driving rod can extrude the gas in the second mounting pipe, the air flowing speed between the inflatable bags is increased, and the heat dissipation effect between the inflatable bags is accelerated.
In summary, the present application includes at least one of the following benefits:
1. the driving rod presses the sealing block to deflate, and the inflatable bag stops to exhaust when the driving rod leaves the sealing block, so that the whole operation is simple, and the excessive gas exhausted by the inflatable bag can be reduced;
2. when the actuating lever made a round trip to slide in the second installation pole, the actuating lever can extrude the air in the second installation pole to increase the air flow between the gas cell, the ventilation effect of the medical cushion of increase local collapse.
Drawings
FIG. 1 is a top view of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of the interior of an embodiment of the present application embodying a first mounting tube;
FIG. 3 is an enlarged schematic view at A of FIG. 2;
FIG. 4 is a schematic external structural view of a second mounting rod and a driving rod according to an embodiment of the present application;
FIG. 5 is an enlarged schematic view at B of FIG. 2; (ii) a
FIG. 6 is a schematic structural view illustrating the first stopper and the second stopper abutting against each other with the second mounting tube hidden according to the embodiment of the present application;
fig. 7 is a schematic structural view of a medical cushion in the related art.
Description of reference numerals: 1. a substrate; 2. an air-filled bag; 3. an inflation tube; 31. an intake valve; 32. an air outlet; 4. a plugging component; 41. a first mounting tube; 401. an air inlet; 402. an air release port; 411. a first stopper; 42. sealing blocks; 421. a second vent groove; 43. a return spring; 5. a drive rod; 51. a first vent channel; 52. a second limiting block; 53. a pressing rod; 6. a second mounting tube; 61. a vent hole; 7. a ball screw; 71. a housing; 72. steel balls; 73. a drive spring; 8. a rotating rod; 10. an air charging nozzle.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a medical cushion. Referring to fig. 1, a medical cushion comprises a substrate 1 and a plurality of inflatable bags 2 arranged on the substrate 1, wherein the inflatable bags 2 are distributed in a rectangular array, and the inflatable bags 2 have four rows and four columns. The adjacent inflatable bags 2 are communicated with each other, the four inflatable bags 2 close to the four corners of the base plate 1 are fixedly provided with inflatable tubes 3, and one inflatable bag 2 is provided with one inflatable tube 3. The two adjacent inflation tubes 3 are staggered with each other. The wall of the inflation tube 3 away from the inflatable bag 2 is provided with an air inlet valve 31, and air is firstly transmitted through the air inlet valve 31, so that the inflatable bag 2 keeps the full air condition.
Referring to fig. 2 and 3, an air outlet 32 is installed on the wall of the inflation tube 3 close to the inflatable bag 2, and a plugging component 4 for plugging the air outlet 32 is arranged on the inflation tube 3. The plugging component 4 comprises a first mounting pipe 41 with two open ends, the first mounting pipe 41 is of a hollow structure, and one end of the first mounting pipe 41 is vertically and fixedly mounted on the pipe wall of the inflation pipe 3. One end of the first installation tube 41 close to the inflation tube 3 is an air inlet 401 communicated with the air outlet 32, and one end of the first installation tube 41 far away from the inflation tube 3 is an air outlet 402.
Referring to fig. 3, the plugging assembly 4 further includes a sealing block 42 and a return spring 43 installed in the first installation tube 41, when the return spring 43 is installed in the first installation tube 41, one end of the return spring 43 abuts against the tube wall of the inflation tube 3, and the other end of the return spring 43 abuts against one end of the first installation tube 41 away from the inflation tube 3. The return spring 43 drives the sealing block 42 to close the air release opening 402 by its own elastic force. When the return spring 43 drives the sealing block 42 to close the air release opening 402, part of the sealing block 42 extends out of the first mounting tube 41. The middle part of one end of the sealing block 42 extending out of the first mounting tube 41 is gradually reduced towards the peripheral side, the inner wall of the air release port 402 is matched with the sealing block 42, and the inner diameter of one end, close to the air inlet 401, of the air release port 402 is larger than that of one end, far away from the air inlet 401, of the air release port 402.
Referring to fig. 2 and 3, when the return spring 43 drives the sealing block 42 to close the air release opening 402, the air in the airbag 2 cannot be discharged. In order to make the gas in the inflatable bag 2 be discharged, the local adjusting effect of the medical cushion is formed. The inflation tube 3 is provided with a driving rod 5 for driving the sealing block 42 to leave the air release port 402, the inflation tube 3 is provided with a second mounting tube 6 for accommodating the driving rod 5, and the second mounting tube 6 is vertically mounted on the inflation tube 3. First installation pipe 41 is located second installation pipe 6, and the laminating of first installation pipe 41 outer wall and the 6 inner walls of second installation pipe, and first installation pipe 41 and the coaxial setting of second installation pipe 6. The outer wall of actuating lever 5 and the inner wall sliding connection of second installation pipe 6, the one end that the piece 42 was kept away from to actuating lever 5 is located outside second installation pipe 6 to make things convenient for people to control actuating lever 5 and slide in second installation pipe 6. When the driving rod 5 is slid to approach the sealing block 42, the driving rod 5 can press the sealing block 42 to make the sealing block 42 leave the air release opening 402, so that the air in the airbag 2 can be discharged. If the airbag 2 is deflated more or less, the sliding driving rod 5 moves away from the sealing block 42, and the return spring 43 can rapidly drive the sealing block 42 to close the deflation port 402 again.
Referring to fig. 1, the second mounting tube 6 is located between the two rows of inflatable bags 2, the second mounting tubes 6 are parallel to each other, if a person sits on the medical cushion, one end of the driving rod 5 extending out of the second mounting tube 6 is close to the left hand or the right hand of the person, and the person can conveniently push the driving rod 5 back and forth with his hand.
Referring to fig. 3 and 4, four first ventilation grooves 51 are formed in the outer wall of the driving rod 5, the first ventilation grooves 51 extend along the length direction of the driving rod 5, and the four first ventilation grooves 51 are uniformly distributed in the circumferential direction of the driving rod 5. The end of the first ventilation groove 51 located outside the second mounting tube 6 does not completely penetrate through the first ventilation groove, so that the end of the first ventilation groove 51 far away from the sealing block 42 is a closed end. The closed end of the first vent slot 51 is located within the second mounting tube 6 when the drive rod 5 drives the closure block 42 away from the vent opening 402. The second installation pipe 6 runs through and has seted up a plurality of air vent 61, and air vent 61 has a plurality ofly along the axial direction interval distribution of second installation pipe 6, and air vent 61 communicates with each other with first air channel 51, and air vent 61 distributes and has four rows, and one row of air vent 61 corresponds a first air channel 51. When the air in the inflatable bags 2 is discharged, the air is discharged from the vent holes 61 after passing through the first vent grooves 51, the discharged air can flow in the inflatable bags 2, and the discharged air can be reused, so that the air permeability of the medical cushion is improved.
Referring to fig. 3, the sealing block 42 is positioned on the outer peripheral side of the first mounting pipe 41 and is in sliding contact with the inner wall of the first mounting pipe 41, a second vent groove 421 is opened on the outer peripheral side of the sealing block 42, and the second vent groove 421 communicates the spaces on both sides of the sealing block 42 with each other. The seal block 42 is slidably connected to the first mounting pipe 41, and can guide the seal block 42. The return spring 43 is in contact with the inner wall of the first mounting tube 41, so that the return spring 43 can also move better in its own axial direction.
Referring to fig. 4 and 5, in order to enable the driving rod 5 to move along the axial direction of the driving rod, a wave ball screw 7 is mounted on the second mounting tube 6, the wave ball screw 7 comprises a housing 71, a steel ball 72 and a driving spring 73, the steel ball 72 and the driving spring 73 are mounted in the housing 71, one end of the driving delay is fixedly connected with the bottom of the housing 71, and the other end of the driving spring 73 is in rolling contact with the steel ball 72. Part of the steel balls 72 are located outside the housing 71 and abut on the inner wall of the first vent groove 51. The second mounting pipe 6 is provided with a mounting groove for mounting the housing 71, and the housing 71 is in threaded connection with the mounting groove. When the drive rod 5 slides within the second mounting tube 6, the steel balls 72 are in rolling contact with the drive rod 5. Therefore, the first ventilation groove 51 can ventilate and can be matched with the steel ball 72, so that when the driving rod 5 needs to rotate, the steel ball 72 needs to be pressed back into the shell 71 with great effort, and the driving rod 5 is stable when sliding back and forth in the second mounting pipe 6. If the rotation of the driving rod 5 is hard, the housing 71 can be rotated to make the steel ball 72 leave the first ventilation slot 51, thereby facilitating the rotation of the driving rod 5.
Referring to fig. 5 and 6, the end surface of the first mounting tube 41 where the air release opening 402 is formed is fixedly connected with a first limiting block 411, and two first limiting blocks 411 are symmetrically distributed on the central axis of the first mounting tube 41. The one end fixedly connected with two second stopper 52 of actuating lever 5 near the piece 42, two second stopper 52 have two with the axis symmetric distribution of actuating lever 5, leave the interval that supplies second stopper 52 to pass through between two first stopper 411. When the first stopper 411 abuts against the second stopper 52, the driving rod 5 and the seal block 42 have a gap, and the driving rod 5 can slide freely in the second mounting tube 6. When the first limiting block 411 and the second limiting block 52 are abutted, the driving rod 5 is rotated to extrude the steel ball 72 into another adjacent first vent groove 51, so that the second limiting block 52 leaves the first limiting block 411, the driving rod 5 continues to slide, one end of the driving rod 5, which is close to the sealing block 42, is connected with a pressing rod 53, the pressing rod 53 is gradually close to the sealing block 42, the second limiting block 52 enters between the two first limiting blocks 411, and the driving rod 5 can push the sealing block 42 through the pressing rod 53.
Referring to fig. 5 and 6, in order to facilitate people to know the rotation state of the driving rod 5, the rotating rod 8 is vertically connected to one end of the driving rod 5 located outside the base plate 1, and when the driving rod 5 is rotated and the steel balls 72 are located in different first ventilation slots 51, the positions of the rotating rod 8 are different, and the rotating rod 8 can be in a horizontal state. A vertical state and an inclined state.
The implementation principle of the medical cushion in the embodiment of the application is as follows:
when a person sits on the medical cushion and needs to locally adjust the sinking degree of the inflatable bag 2, the driving rod 5 with relativity can be rotated, the driving rod 5 is close to the sealing block 42, the driving rod 5 can be deflated when abutting against the sealing block 42, the exhaust amount is controlled by the degree of abutting against the sealing block 42 of the driving rod 5, when the exhaust port 402 needs to be closed, the driving rod 5 slides away from the sealing block 42, the reset spring 43 can drive the sealing block 42 to re-block the exhaust port 402, the exhausted gas is exhausted from the air hole 61, the exhausted gas can be reused, the air fluidity of the medical cushion is increased, the driving rod 5 can also slide back and forth at ordinary times, the driving rod 5 can continuously extrude the gas in the second mounting pipe 6, and the air fluidity of the medical cushion can also be increased.
The embodiment also discloses a manufacturing process of the medical cushion, which is manufactured by adopting the medical cushion of the cedar, and comprises the following manufacturing steps:
the inflatable bag 2 of the medical cushion is manufactured by a mould, a base plate 1 and the inflatable bag 2 are integrally formed, and a plurality of rows of the inflatable bags 2 are distributed on the base plate 1 in a rectangular array;
producing the medical cushion on a 300T rubber vulcanizing machine;
confirming that at least 16 air bags 2 are communicated with each other;
the inflatable tubes 3 are arranged on one row of the inflatable bags 2, and the inflatable tubes 3 correspond to the inflatable bags 2 one by one;
an air inlet valve 31 is arranged on the inflation tube 3;
an air outlet 32 is formed in the wall of the inflation tube 3, a first installation tube 41 communicated with the air outlet 32 is installed on the inflation tube 3, the first installation tube 41 and the inflation tube 3 are perpendicular to each other, one end of the first installation tube 41 is an air inlet 401, the other end of the first installation tube 41 is an air outlet 402, the air inlet 401 is close to the inflation tube 3, a sealing block 42 and a return spring 43 driving the sealing block 42 to be always provided with the air outlet 402 are installed in the first installation tube 41, when the sealing block 42 seals the air outlet 402, part of the sealing block 42 is located outside the first installation tube 41, the middle part of one end, located outside the first installation tube 41, of the sealing block 42 is gradually reduced towards the peripheral side, and the sealing block 42 is matched with the inner wall of the air outlet 402;
the driving rod 5 for driving the sealing block 42 to leave the air release port 402 is mounted on the inflation tube 3, the second mounting tube 6 for accommodating the driving rod 5 is mounted on the inflation tube 3, the first mounting tube 41 is located in the second mounting tube 6, the second mounting tube 6 is mounted between the two rows of inflation bags 2, the driving rod 5 is slidably mounted in the second mounting tube 6, the outer wall of the driving rod 5 is attached to the inner wall of the second mounting tube 6, the outer wall of the driving rod 5 is provided with a first vent groove 51, the first vent groove 51 extends along the length direction of the driving rod 5, the second mounting tube 6 is provided with a plurality of vent holes 61 in a penetrating manner, the vent holes are distributed at intervals along the length direction of the second mounting tube 6, and the vent holes 61 are communicated with the first vent groove 51;
carrying out an inflation test;
and packaging the medical cushion.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a medical cushion, includes base plate (1) and installs gas cell (2) on base plate (1), gas cell (2) are that rectangular array distributes and have a plurality ofly, the intercommunication each other between two adjacent gas cell (2), its characterized in that: inflatable tubes (3) are fixedly arranged on the four inflatable bags (2) close to the four corners of the substrate (1), the inflatable tubes (3) correspond to the inflatable bags (2) one by one, air inlet valves (31) are arranged on the inflatable tubes (3), and air outlets (32) are formed in the tube walls of the inflatable tubes (3);
the gas filling pipe is characterized in that a blocking component (4) used for blocking a gas outlet (32) is arranged on the gas filling pipe (3), the blocking component (4) comprises a hollow first mounting pipe (41) with two open ends and a sealing block (42) mounted in the first mounting pipe (41), the first mounting pipe (41) is vertically and fixedly mounted on the pipe wall of the gas filling pipe (3), one end of the first mounting pipe (41) is an air inlet (401), the other end of the first mounting pipe (41) is an air release port (402), the air inlet (401) and the gas outlet of the first mounting pipe (41) are communicated, the blocking component (4) further comprises a reset spring (43) which always has the trend of driving the sealing block (42) to block the air release port (402), part of the sealing block (42) stretches out of the first mounting pipe (41), the middle part of one end of the sealing block (42) stretching out of the first mounting pipe (41) is gradually reduced, the air release port (402) is matched with the sealing block (42);
the pneumatic tube (3) is provided with a driving rod (5) used for driving the sealing block (42) to leave the air release opening (402), the pneumatic tube (3) is provided with a second mounting tube (6) used for accommodating the driving rod (5), the first mounting tube (41) is positioned in the second mounting tube (6), the second mounting tube (6) is positioned between two rows of inflatable bags (2), a plurality of second mounting tubes (6) are parallel to each other, the driving rod (5) is slidably mounted in the second mounting tube (6), the outer wall of the driving rod (5) is attached to the inner wall of the second mounting tube (6), the outer wall of the driving rod (5) is provided with a first vent groove (51), the first vent groove (51) extends along the length direction of the driving rod (5), the second mounting tube (6) is provided with a plurality of vent holes (61) in a penetrating manner, the vent holes (61) are distributed at intervals along the length direction of the second mounting tube (6), and the vent hole (61) and the first vent groove (51) communicate with each other.
2. A medical cushion according to claim 1, wherein: the first ventilation grooves (51) are uniformly distributed at intervals by using the central axis of the driving rod (5), and the arrangement number of the ventilation holes (61) corresponds to that of the first ventilation grooves (51) one to one.
3. A medical cushion according to claim 2, wherein: the second mounting pipe (6) is provided with a ball screw (7), the ball screw (7) comprises a shell (71), a steel ball (72) and a driving spring (73) are mounted in the shell (71), and part of the steel ball (72) abuts against the inner wall of the first vent groove (51).
4. A medical cushion according to claim 3, wherein: first stopper (411) are installed in first installation pipe (41), first stopper (411) have two with the axis symmetric distribution of first installation pipe (41), first air channel (51) have four, one end fixedly connected with second stopper (52) that actuating lever (5) are close to block (42), leave the interval that supplies second stopper (52) to pass through between two first stoppers (411), when second stopper (52) and first stopper (411) form the butt, actuating lever (5) leave the clearance with block (42), the one end that actuating lever (5) are close to block (42) is connected with and supports depression bar (53), when second stopper (52) pass through between first stopper (411), actuating lever (5) are through supporting depression bar (53) and press block (42).
5. A medical cushion according to claim 4, wherein: the second mounting pipe (6) is provided with a mounting groove for mounting the shell (71), and the shell (71) is in threaded connection with the mounting groove.
6. A medical cushion according to claim 4, wherein: one end of the driving rod (5) far away from the sealing block (42) extends out of the substrate (1) and is vertically connected with a rotating rod (8).
7. A medical cushion according to claim 1, wherein: one end, far away from the sealing block (42), of the first vent groove (51) is a closed end, and when the driving rod (5) contacts the sealing block (42), the closed end of the first vent groove (51) is located in the second mounting pipe (6).
8. A medical cushion according to claim 1, wherein: the outer periphery of the sealing block (42) is in sliding contact with the inner wall of the first mounting pipe (41), and a second vent groove (421) is formed in the outer periphery of the sealing block (42).
9. A manufacturing process of a medical cushion is characterized in that: the medical cushion according to any one of claims 1 to 8 is manufactured by the following steps:
the method comprises the following steps of (1) manufacturing a mould of an inflatable bag (2) of the medical cushion, integrally forming a substrate (1) and the inflatable bag (2), and distributing the inflatable bag (2) on the substrate (1) in a plurality of rows in a rectangular array;
producing the medical cushion on a 300T rubber vulcanizing machine;
confirming that at least 16 inflatable bags (2) are communicated with each other;
the inflatable tubes (3) are arranged on one row of the inflatable bags (2), and the inflatable tubes (3) correspond to the inflatable bags (2) one by one;
an air inlet valve (31) is arranged on the inflation tube (3);
the pipe wall of the inflation pipe (3) is provided with an air outlet (32), the inflation pipe (3) is provided with a first installation pipe (41) communicated with the air outlet (32), the first installation pipe (41) is perpendicular to the inflation pipe (3), one end of the first installation pipe (41) is an air inlet (401), the other end of the first installation pipe (41) is an air release port (402), the air inlet (401) is close to the inflation pipe (3), a sealing block (42) is installed in the first installation pipe (41) and drives the sealing block (42) to be always provided with a reset spring (43) for blocking the air release port (402), when the sealing block (42) blocks the air release port (402), part of the sealing block (42) is positioned outside the first installation pipe (41), the middle part of the sealing block (42) positioned outside the first installation pipe (41) is gradually reduced towards the circumferential side, and the sealing block (42) is matched with the inner wall of the air release port (402);
the sealing device is characterized in that a driving rod (5) used for driving a sealing block (42) to leave an air release opening (402) is installed on an inflation tube (3), a second installation tube (6) used for containing the driving rod (5) is installed on the inflation tube (3), a first installation tube (41) is located in the second installation tube (6), the second installation tube (6) is installed between two rows of inflation bags (2), the driving rod (5) is installed in the second installation tube (6) in a sliding mode, the outer wall of the driving rod (5) is attached to the inner wall of the second installation tube (6), a first vent groove (51) is formed in the outer wall of the driving rod (5), the first vent groove (51) extends along the length direction of the driving rod (5), a plurality of vent holes (61) are formed in the second installation tube (6) in a penetrating mode, the vent holes are distributed at intervals along the length direction of the second installation tube (6), and the vent holes (61) are communicated with the first vent groove (51);
carrying out an inflation test;
and packaging the medical cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111532105.8A CN114190728B (en) | 2021-12-15 | 2021-12-15 | Medical cushion and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111532105.8A CN114190728B (en) | 2021-12-15 | 2021-12-15 | Medical cushion and manufacturing process thereof |
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| CN114190728A true CN114190728A (en) | 2022-03-18 |
| CN114190728B CN114190728B (en) | 2023-07-28 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114190728B (en) | 2023-07-28 |
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