CN110141717B - An easily adjustable infusion chair with cushioning effect - Google Patents
An easily adjustable infusion chair with cushioning effect Download PDFInfo
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- CN110141717B CN110141717B CN201910515712.XA CN201910515712A CN110141717B CN 110141717 B CN110141717 B CN 110141717B CN 201910515712 A CN201910515712 A CN 201910515712A CN 110141717 B CN110141717 B CN 110141717B
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- 238000001802 infusion Methods 0.000 title claims abstract description 53
- 230000000694 effects Effects 0.000 title claims abstract description 21
- 230000003139 buffering effect Effects 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 238000003825 pressing Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000035939 shock Effects 0.000 abstract description 4
- 238000013016 damping Methods 0.000 description 13
- 230000033001 locomotion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/1414—Hanging-up devices
- A61M5/1415—Stands, brackets or the like for supporting infusion accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/1414—Hanging-up devices
- A61M5/1417—Holders or handles for hanging up infusion containers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2209/00—Ancillary equipment
- A61M2209/10—Equipment for cleaning
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
本发明属于输液椅技术领域，具体公开了一种具有缓冲效果的易调节式输液椅，包括椅座、椅背和椅腿，所述椅座包括底座和坐垫，所述坐垫可沿底座内壁滑动，所述坐垫的底部与底座的内壁围合形成缓冲腔，所述缓冲腔内设有缓冲装置，所述缓冲装置包括导向板、固定板、与所述固定板滑动连接的活动板和设于所述导向板和活动板间的齿轮，所述导向板的顶端与所述坐垫的底部中心固接，且所述导向板的底端通过减震弹簧与所述缓冲腔的底部连接，所述固定板的底端与所述缓冲腔的底部固接，所述齿轮与所述导向板和活动板分别啮合。本发明能够有效地克服了输液椅不具有缓冲效果的问题，同时解决了输液杆高度不易调节的问题。
The invention belongs to the technical field of infusion chairs, and specifically discloses an easily adjustable infusion chair with cushioning effect, comprising a chair seat, a chair back and chair legs, the chair seat includes a base and a cushion, and the cushion can slide along the inner wall of the base , the bottom of the seat cushion and the inner wall of the base are enclosed to form a buffer cavity, the buffer cavity is provided with a buffer device, and the buffer device includes a guide plate, a fixed plate, a movable plate slidably connected to the fixed plate, and a The gear between the guide plate and the movable plate, the top end of the guide plate is fixedly connected with the bottom center of the seat cushion, and the bottom end of the guide plate is connected with the bottom of the buffer cavity through a shock absorbing spring, the The bottom end of the fixed plate is fixedly connected with the bottom of the buffer cavity, and the gear is meshed with the guide plate and the movable plate respectively. The invention can effectively overcome the problem that the infusion chair does not have a buffering effect, and at the same time solve the problem that the height of the infusion rod is difficult to adjust.
Description
Technical Field
The invention relates to the technical field of infusion chairs, in particular to an easily-adjusted infusion chair with a buffering effect.
Background
The infusion chair is also called a drip chair and is mainly used for infusing the liquid to the patients by medical institutions, a very simple chair or a sofa is adopted in the early stage, the quality, the safety and the usability are poor, along with the development of the society and the productivity, the infusion is developed from the simple chair to the directions of multifunction, comfort, safety, environmental protection and the like, and the patient can be better cared in the aspect of the usability.
Chinese patent No. CN201621234566.1 discloses an infusion chair with an automatic telescopic infusion support, which comprises an infusion chair body, wherein the infusion support is arranged on the infusion chair body and comprises a fixing head, a motor is arranged in the fixing head, an output shaft of the motor is fixedly connected with a transmission rod, the transmission rod is in threaded connection with a nut, a telescopic rod is fixed on the nut, and the telescopic rod is sleeved on the transmission rod; a protective sleeve is sleeved outside the telescopic rod, one end of the protective sleeve is fixedly connected with the fixed head, and the maximum turning radius of the cross section of the telescopic rod is larger than the minimum turning radius of the cross section of the protective sleeve; the transfusion chair body is provided with a motor switch which is electrically connected with the motor; but patient's infusion usually needs longer time, and this infusion chair does not have buffering and absorbing effect, and when the comparatively serious patient of the state of an illness used, had great action back, the seat is stiff, and limbs are stiff in addition can make patient uncomfortable influence even treatment, secondly, when the road surface condition is relatively poor through uneven road surface or road surface, can't cushion and inhale the shake, can lead to the infusion chair to jolt, take travelling comfort greatly reduced, moreover, infusion rod's highly difficult regulation, influence the use. For another example, chinese patent No. CN201520664778.2 discloses an infusion chair for children, which includes a base, chair legs, universal wheels, a foot pedal, etc., wherein the top of the base is fixedly connected with a hydraulic cylinder, the top of the hydraulic cylinder is movably connected with a piston, the top of the piston is movably connected with a telescopic column, the top of the telescopic column is provided with a shock-absorbing device, the top of the shock-absorbing device is fixedly connected with a seat plate, and a shock-absorbing spring is arranged inside the shock-absorbing device, so that although the shock-absorbing spring can reduce the shock, the spring itself can also reciprocate, which on one hand causes fatigue damage of the spring, on the other hand also causes the patient to shake, and is not favorable for the stability of the infusion; secondly, the spring has a higher descending speed, and is not favorable for the stability of the transfusion of the patient.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an easily-adjustable infusion chair with a buffering effect, which can effectively overcome the problem that the infusion chair in the prior art does not have the buffering effect and simultaneously solve the problem that the height of an infusion rod is not easy to adjust.
An easily-adjusted infusion chair with a buffering effect comprises a chair seat, a chair back and chair legs, wherein the chair seat comprises a base and a cushion, the cushion is sleeved in the base, and can slide along the inner wall of the base, the bottom of the cushion and the inner wall of the base enclose to form a buffer cavity, the buffer cavity is internally provided with a buffer device, the buffer device comprises a guide plate, a fixed plate respectively arranged right opposite to the side wall of the guide plate, a movable plate connected with the fixed plate in a sliding way and a gear arranged between the guide plate and the movable plate, the top end of the guide plate is fixedly connected with the center of the bottom of the cushion, the bottom end of the guide plate is connected with the bottom of the buffer cavity through a damping spring, the bottom end of the fixed plate is fixedly connected with the bottom of the buffer cavity, and the top end of the fixed plate extends into the buffer cavity, and the gear is meshed with the guide plate and the movable plate respectively.
Adopt above-mentioned technical scheme: when the cushion is used, a patient sits on the seat, the seat is displaced in the vertical direction due to the self movement or the bumping of the infusion chair in the moving process, the height change occurs, at the moment, the buffer device starts to act, when the cushion is descended by an external impact position, the position of the guide plate is descended along with the cushion to drive the gear meshed with the guide plate to rotate, and then the position of the movable plate is ascended, the movable plate finally contacts the cushion to form two acting forces which are opposite up and down on the cushion, namely the external impact force is downward, the damping spring and the movable plate give upward supporting force to carry out multi-layer decomposition on the force, so that the rapid descending of the seat is changed into slow descending, the buffer effect is achieved, the position of the guide plate continues descending, and the damping spring connected to the bottom of the guide plate plays a further buffer effect; borrow this, the bottom of seat has had good vertical direction buffering absorbing effect, and secondly, the reciprocating motion of damping spring has been restricted greatly in the effect of fly leaf and gear, and patient can be more comfortable when taking.
Furthermore, the cross section of the guide plate is in a regular N-sided shape, N is more than or equal to 3, and one or more gears are distributed on the outer side of each side edge of the side wall of the regular N-sided shape.
Further, a cushion pad is arranged at the position, opposite to the movable plate, of the bottom end of the cushion; the movable plate is enabled to have a certain compression space in the process of ascending and contacting with the bottom end of the cushion, the contact is stable, the impact on patients is reduced, and the comfort is further improved; moreover, the cushion cooperates fly leaf, gear and damping spring effect, can improve impact load and buffering shock-absorbing capacity.
Further, the bottom of deflector is provided with the limiting plate, the limiting plate is just right the position of fixed plate is equipped with the through-hole, for the fixed plate passes, the outside of limiting plate with the inner wall laminating of cushion chamber for the deflector can only be straight reciprocating motion, and the deflector can be evenly transmitted to the damping spring's of its lower part buffer power, better buffering external impact force, and it can play the guide effect at the cushion redevelop in-process.
The infusion rod comprises a lower rod and an upper rod which is telescopically sleeved into the lower rod, a plurality of adjusting grooves are uniformly distributed in the upper rod in parallel along the length direction at intervals, compression springs and pins are sequentially arranged in the adjusting grooves from inside to outside, an adjusting hole is formed in the lower rod corresponding to one of the adjusting grooves, a movable button piece is installed in the adjusting hole, and the end of the button piece is in contact with the pins.
Furthermore, the button piece comprises a pressing rod and a return spring sleeved on the pressing rod, a limiting part is fixedly arranged at the end part of the pressing rod, and two ends of the return spring are respectively abutted against the limiting part and the outer side of the lower rod.
Furthermore, a hanging bracket and a hanging hook are fixedly arranged on the transfusion rod, so that a transfusion bottle and the like can be conveniently hooked.
Adopt above-mentioned technical scheme: the pin and the pressing rod can penetrate through the adjusting groove and the adjusting hole and can move in the adjusting groove and the adjusting hole, the pin can penetrate through the adjusting groove under the elastic acting force of the compression spring and is positioned at the junction of the adjusting groove and the adjusting hole, the fixing of the upper rod and the lower rod is realized, the length of the infusion rod is automatically locked, the structure is simple, and the operation is convenient; the button piece is arranged opposite to the pin, the pressing rod is pressed to enable the pressing rod to contact with the pin and enable the pin to exit from the adjusting hole into the adjusting groove, and the upper rod can be slid at the moment, so that the telescopic length of the infusion rod is adjusted, the infusion rod cannot shake or shake during telescopic adjustment, and the infusion safety is guaranteed; after the adjustment is completed, the pressing rod is loosened, the adjusting hole can be popped out under the action of the reset spring by the pressing rod, and the button piece is conveniently taken out.
Furthermore, the outside of the back of the chair sets firmly washs the subassembly, it includes the water tank to wash the subassembly, the water tank lower extreme is equipped with the outlet pipe.
Furthermore, a clamping column is fixedly arranged on one side, close to the chair back, of the water tank, a clamping groove matched with the clamping column is formed in the chair back, a positioning groove is formed in the clamping column, a fixing spring and a sliding block connected with the fixing spring are arranged in the positioning groove, a positioning hole is formed in the position, corresponding to the positioning groove, of the chair back, the positioning hole is communicated with the positioning groove, a screw rod is arranged in the positioning hole, the end portion of the screw rod is attached to the sliding block, and the screw rod is in threaded connection with the chair back.
Adopt above-mentioned technical scheme: set up the water tank, outlet pipe through the bottom can the water intake, is convenient for wash the infusion chair, and water tank convenient to detach, convenient to use, when needing fixed water tank, manually press the slider and enter into the constant head tank, advance the block of block post the draw-in groove back, the slider passes under fixed spring's elastic force the constant head tank is located the juncture of constant head tank and locating hole sets firmly the water tank on the back of the chair, when the water tank need be pulled down, screws up the screw rod, and screw rod bottom extrusion slider makes it withdraw from the locating hole, can conveniently take off the water tank.
Furthermore, the outlet pipe is a corrugated pipe, the water tank is provided with a flow valve, and the top end of the water tank is provided with a water injection hole.
Furthermore, a back cushion is fixedly arranged on the inner side of the chair back, so that the fatigue of long-time transfusion can be relieved.
Furthermore, the universal wheels are fixedly installed at the bottoms of the chair legs, so that the chair is more flexible to move, and a patient in transfusion can be quickly transferred under an emergency condition.
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
1. by adding the design of the buffer device, the transfusion chair has excellent buffer and shock absorption effects; through mutually supporting of deflector, gear and fly leaf, two opposite strand of effort about forming to the cushion, carry out the multilayer to the external impact force that the seat support received and decompose to become the slow decline with the quick decline of seat support, borrow this, the bottom of seat has had good vertical direction buffering absorbing effect, secondly, the effect of fly leaf and gear has restricted damping spring's reciprocating motion greatly, and patient is more comfortable when taking.
2. The infusion support is easy to adjust in height, automatic locking and telescopic adjustment of the length of the infusion rod can be conveniently achieved through the action of the pin, the compression spring, the pressing rod and the return spring, the structure is simple, and operation is convenient.
3. The infusion chair has the advantages that the effect of convenient cleaning of the infusion chair is achieved by adding the design of the water tank, and the water tank is convenient to disassemble and use.
Drawings
FIG. 1 is a schematic structural view of an easily adjustable infusion chair with a buffering effect according to embodiment 1;
FIG. 2 is a schematic structural view of a buffer device according to embodiment 1;
FIG. 3 is a schematic view showing a distribution structure of a fixing plate of a buffer device according to embodiment 1;
FIG. 4 is a partial schematic view of an infusion rod of example 1;
FIG. 5 is a schematic view showing a distribution structure of a fixing plate of a buffer device according to embodiment 2;
FIG. 6 is a schematic structural view of a buffer device according to embodiment 3;
FIG. 7 is a schematic structural view of an easily adjustable infusion chair with a buffering effect according to embodiment 4;
FIG. 8 is a partial schematic structural view of the tank and the seatback in accordance with embodiment 4;
in the figure: 1. a chair seat; 11. a base; 12. a cushion; 2. a chair back; 3. back cushion; 4. a chair leg; 5. a universal wheel; 6. a buffer chamber; 7. a buffer device; 71. a guide plate; 72. a fixing plate; 73. a movable plate; 74. a gear; 75. a damping spring; 76. a cushion pad; 77. a limiting plate; 8. a transfusion rod; 81. a lower rod; 82. a rod is arranged; 83. an adjustment groove; 84. a compression spring; 85. a pin; 86. an adjustment hole; 87. a button member; 871. a pressing lever; 872. a return spring; 9. cleaning the assembly; 91. a water tank; 92. a water outlet pipe; 93. a snap post; 94. fixing the spring; 95. a slider; 96. a screw.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
An easily-adjustable infusion chair with a buffering effect is disclosed, and referring to fig. 1-2, the easily-adjustable infusion chair comprises a chair seat 1, handrails are fixedly connected to two sides of the chair seat 1, a chair back 2 is arranged at the rear end of the chair seat 1, a back cushion 3 is fixedly mounted on the inner side of the chair back 2, chair legs 4 are arranged at the lower end of the chair seat 1, universal wheels 5 are fixedly mounted at the bottoms of the chair legs 4, the movement is more flexible, and patients undergoing infusion can be transferred quickly under sudden conditions;
the seat base 1 comprises a base 11 and a cushion 12, a cavity with an open top is formed in the base 11, the cushion 12 is sleeved in the base 11 and can slide along the inner wall of the base 11, the bottom of the cushion 12 and the inner wall of the base 11 are enclosed to form a buffer cavity 6, a buffer device 7 is arranged in the buffer cavity 6, the buffer device 7 comprises a guide plate 71, a plurality of fixed plates 72 which are right opposite to the side wall of the guide plate 71 and are arranged along the axial symmetry of the guide plate 71, a movable plate 73 which is in sliding connection with the fixed plates 72 and a gear 74 which is arranged between the guide plate 71 and the movable plate 73, the top end of the guide plate 71 is fixedly connected with the center of the bottom of the cushion 12, the bottom end of the guide plate 71 extends into the buffer cavity 6 and is connected with the bottom of the buffer cavity 6 through a damping spring 75, specifically, one end of the damping spring 75 is fixedly connected with the bottom end of the guide plate 71, the other end of the cushion is fixedly connected with the bottom of the buffer cavity 6, the bottom end of the fixed plate 72 is fixedly connected with the bottom of the buffer cavity 6, the top end of the fixed plate 72 extends into the buffer cavity 6, a sliding groove is formed in one side, facing the guide plate 71, of the fixed plate 72, one end of the movable plate 73 is embedded into the sliding groove and is in sliding connection with the fixed plate 72, the gear 74 is fixedly arranged on the inner wall of the buffer cavity 6 through a gear carrier (not shown in the figure), the gear 74 is respectively meshed with the guide plate 71 and the movable plate 73, the width of the guide plate 71 is 0.2-0.4 times of the width of the cushion 12, sufficient support for the weight of a human body is guaranteed, and the gear 74 is convenient to guide; specifically, the opposite surfaces of the guide plate 71 and the movable plate 73 are both provided with a rack, and the gear 74 is engaged with the outer side of the rack, so that the moving directions of the movable plate 73 and the guide plate 71 are opposite, in this embodiment, the cross section of the guide plate 71 is rectangular, two fixed plates 72 and two gears 74 are respectively provided, two fixed plates 72 are symmetrically distributed on the outer sides of a pair of parallel side walls of the guide plate 71, the number of the fixed plates 72 and four gears 74 can also be provided, four fixed plates 72 are symmetrically distributed on the outer sides of a pair of parallel side walls of the guide plate 71, and fig. 3 takes 2 fixed plates 72 as an example; when the chair is used, the height of the chair seat 1 is changed in the vertical direction due to various reasons, at the moment, the buffer device 7 acts, when the seat cushion 12 is descended under the external impact position, the buffer device 7 forms two acting forces which are opposite up and down on the seat cushion 12, namely the external impact force is downward, the buffer spring 75 and the movable plate 73 give upward supporting force, the force is decomposed in multiple layers, so that the rapid descending of the chair seat 1 is changed into slow descending, the buffer effect is achieved, the position of the guide plate 71 continues descending, and the buffer spring 75 connected to the bottom of the guide plate plays a further buffer effect; borrow this, the bottom of seat has had good vertical direction buffering shock attenuation effect.
A cushion pad 76 is disposed at a position where the bottom end of the seat cushion 12 faces the movable plate 73, in this embodiment, the cushion pad 76 is a rubber pad; the process that the movable plate 73 ascends to the bottom end of the seat cushion 12 to be contacted is more stable, and the comfort is improved; and the cushion pad 76 works in cooperation with the movable plate 73, the gear 74 and the damping spring 75, so that the impact load and the damping capacity can be improved.
A transfusion rod 8 is fixedly arranged on one side of the seat 1, a hanging bracket, a lifting hook and the like are fixedly arranged on the transfusion rod 8, referring to fig. 4, the transfusion rod 8 comprises a lower rod 81 and an upper rod 82 which can be telescopically sleeved into the lower rod 81, a plurality of adjusting grooves 83 are uniformly distributed on the upper rod 82 in parallel along the length direction at intervals, a compression spring 84 and a pin 85 are sequentially arranged in each adjusting groove 83 from inside to outside, an adjusting hole 86 is arranged at the position of the lower rod 81 corresponding to one of the adjusting grooves 83, a movable button 87 is arranged in each adjusting hole 86, and the end part of each button 87 is in contact with the pin 85; the button piece 87 comprises a pressing rod 871 and a return spring 872 sleeved on the pressing rod 871, wherein a limiting part is fixedly arranged at the end part of the pressing rod 871, and two ends of the return spring 872 are respectively abutted against the limiting part and the outer side of the lower rod 81. Through the combined action of pin 85, compression spring 84, pressure pole 871 and reset spring 872, can conveniently realize the automatic locking and the flexible regulation of transfusion rod 8 length, simple structure, convenient operation.
Example 2
Example 2 is essentially the same as example 1, except that: the cross section of deflector 71 is the regular N limit shape, and N more than or equal to 3, every side outside distribution of the regular N limit shape lateral wall has one or more gear 74, the length of a side of the regular N limit shape is 0.2 ~ 0.4 times of cushion 12 width, through multidirectional setting up gear 74, to the support and the buffering of the equal dynamics of all directions formation, be favorable to improving the travelling comfort and the shock-absorbing capacity of seat. In this embodiment, referring to fig. 5, for example, the cross section of the guide plate 71 is an equilateral triangle, the number of the fixing plates 72 and the number of the gears 74 are three, and the three fixing plates 72 are disposed outside each side edge of the triangular side wall of the guide plate 71.
Example 3
Example 3 is essentially the same as example 1 or 2, except that: referring to fig. 6, the bottom end of the guide plate 71 is provided with a limiting plate 77, the limiting plate 77 is provided with a through hole for the fixing plate 72 to pass through, the outer side of the limiting plate 77 is attached to the inner wall of the buffer cavity 6, and forms a T-shaped structure with the guide, so that the guide plate 71 can only do linear reciprocating motion, the buffer force of the damping spring 75 at the lower part of the guide plate can be uniformly transmitted to the guide plate 71, the external impact force can be better buffered, and the guide plate can play a role in guiding in the process of the cushion 12 re-advancing.
Example 4
Example 4 is essentially the same as example 1 or example 2 or example 3, with the following differences: referring to fig. 7-8, the outside of the back of the chair 2 sets firmly washs subassembly 9, it includes water tank 91 to wash subassembly 9, water tank 91 lower extreme is equipped with outlet pipe 92, outlet pipe 92 is the bellows, be equipped with the flow valve on the water tank 91, the water tank 91 top is equipped with the water filling hole, one side that water tank 91 is close to the back of the chair 2 has set firmly block post 93, be equipped with on the back of the chair 2 with block post 93 matched with draw-in groove, be equipped with the constant head tank on the block post 93, be equipped with fixed spring 94 and the slider 95 of being connected with fixed spring 94 in the constant head tank, the back of the chair 2 corresponds the position of constant head tank is equipped with the locating hole, locating hole and constant head tank intercommunication, be equipped with screw rod 96 in the locating hole, screw rod 96's tip with slider 95 is laminated mutually, screw rod 96 with back of the chair 2 threaded connection. The water tank 91 is additionally arranged, water can be taken through the water outlet pipe 92 at the bottom, the infusion chair is convenient to clean, and the water tank 91 is convenient to detach and use through the matching of the clamping column 93 and the clamping groove.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515712.XA CN110141717B (en) | 2019-06-14 | 2019-06-14 | An easily adjustable infusion chair with cushioning effect |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910515712.XA CN110141717B (en) | 2019-06-14 | 2019-06-14 | An easily adjustable infusion chair with cushioning effect |
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| CN110141717A CN110141717A (en) | 2019-08-20 |
| CN110141717B true CN110141717B (en) | 2022-02-11 |
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| CN201910515712.XA Active CN110141717B (en) | 2019-06-14 | 2019-06-14 | An easily adjustable infusion chair with cushioning effect |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112425948B (en) * | 2020-11-23 | 2022-04-12 | 深圳市格调家私有限公司 | Household sofa with intelligent adjustment function |
| CN113476686B (en) * | 2021-08-04 | 2023-01-31 | 河南科技大学第一附属医院 | Head infusion auxiliary device for pediatric nursing |
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