CN107158505B

CN107158505B - Infusion chair with heat preservation function

Info

Publication number: CN107158505B
Application number: CN201710392376.5A
Authority: CN
Inventors: 方威; 孟繁萍; 穆炜; 赖上俊; 蒋大成; 鞠泽坤; 赵明红; 潘兴丽; 王治勇
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2017-05-27
Filing date: 2017-05-27
Publication date: 2020-03-17
Anticipated expiration: 2037-05-27
Also published as: CN107158505A

Abstract

The invention relates to an infusion chair with a heat preservation function, belonging to the technical field of instruments for introducing media into a body in a hypodermic injection, intravenous injection or intramuscular injection mode. This technical scheme design benefit, the operation of being convenient for, the patient of being convenient for uses the hand to operate at the infusion in-process, and the practicality is strong.

Description

Infusion chair with heat preservation function

Technical Field

The invention belongs to the technical field of instruments for introducing media into a body in a mode of subcutaneous injection, intravenous injection or intramuscular injection.

Background

The transfusion chair is also called a transfusion chair and a transfusion bottle chair, is mainly used for transfusion for patients by medical units, adopts a very simple chair or a sofa in the early period, and has poor quality, safety and usability. In cold winter, when a patient is in transfusion, the hands of the patient can be cold when the patient inputs the infusion solution into the hands of the patient due to low transfusion temperature, and the patient who usually receives the infusion solution is weak and is easy to feel cold, so that the hands of the patient can be frostbitten by the patient. People usually adopt traditional heating methods such as hot water bags and thermos bottles, the temperature is suddenly high and low, and the use is extremely inconvenient. The heating switch is arranged on the handrail, the circuit is connected through the pressure of the infusion hand on the handrail, and the heat is transferred to the infusion hand of a patient, but when the patient is in infusion, the infusion hand is difficult to be placed on the handrail for a long time, the patient can possibly play electronic products, or the infusion hand controls the switch of the circuit, so that the hands of the patient are relatively limited, and the hand is inconvenient to use by the patient.

Therefore, there is a need for an infusion chair with a heat preservation function, which is improved against the defects of the prior art.

Disclosure of Invention

The invention aims to provide an infusion chair with a heat preservation function, so as to solve the problem that a patient feels cold in the infusion process in the prior art.

In order to achieve the above object, the basic scheme of the present invention provides an infusion chair with a thermal insulation function, comprising a chair seat, a chair back, a handrail and chair legs, wherein the chair legs are connected below the chair seat, a first conductive plate, a second conductive plate and a protective layer are arranged in the chair seat from bottom to top in a horizontal direction, the first conductive plate is fixedly connected to the lower surface of the chair seat, the second conductive plate is fixedly connected below the protective layer, the protective layer is fixedly connected to the upper surface of the chair seat, a gap is formed between the first conductive plate and the second conductive plate, an elastic device is further arranged in the chair seat, the first conductive plate is electrically connected with a power supply, the second conductive plate is electrically connected with a first resistor, a second resistor and a third resistor, the power supply is connected in parallel with, the first current-conducting plate and the second current-conducting plate form a first switch for controlling a power supply branch, and the first resistor, the second resistor and the third resistor are arranged in the chair back;

the armrest is connected above the chair seat, a heating pad is arranged in the armrest, and the heating pad is connected with a power supply in series; the utility model discloses a warning device of a chair, including the back of the chair, the back of the chair vertical direction, the bracing piece is connected with the bracing piece along the back of the chair vertical direction, from the top down has still connected gradually dead lever, branch, first warning pole, second warning pole and third warning pole on the bracing piece, and the bracing piece is articulated with branch, and one side that branch is close to the back of the chair has been hung through the string and has been put a grade pole, and the lower extreme cover of grade pole is equipped with the conducting strip, is connected with the spring between dead lever and the branch, has all seted up the through-hole on first warning pole, second warning pole and the third warning pole, through-hole surface mounting has the conducting ring, and the conducting ring on first warning pole, second warning pole and the third warning pole is connected with first resistance, second resistance, third resistance electricity respectively.

The technical principle and the beneficial effects of the scheme are as follows: when the patient sits on the seat, the elastic device arranged in the seat makes the seat displace in the vertical direction, the second conductive plate moves vertically downwards, contacts with the first conductive plate, and then the first switch is switched on. The first conductive plate is spaced from the second conductive plate by a small distance, and the first switch can be turned on by the weight of a child. After hanging on branch and putting the infusion bottle, receive the effect of infusion bottle gravity down, branch takes place to rotate downwards, and the shelves pole of connecting on branch simultaneously also can downstream for the conducting strip of shelves pole lower extreme suit just can remind the conducting ring contact on the pole with the third, thereby the second switch of intercommunication third resistance branch road, whole circuit communicates promptly, and the heating pad that sets up in the handrail this moment can produce the heat, and the patient can place the hand of infusing on the handrail cold-proof. In a similar way, along with the gradual reduction of the liquid in the infusion bottle, the supporting rod rotates upwards under the pulling of the elastic force of the spring, and then the second switch of the second resistance branch and the second switch of the first resistance branch can be sequentially communicated, so that the heating pad generates heat.

In addition, generally, when a patient infuses in winter, as the infusion time increases, cold liquid gradually flows into the patient, and the patient sits on the chair seat for a long time, the patient feels cold more and more. This technical scheme designs for first resistance is less than the second resistance and is less than the third resistance, shelves pole rebound gradually, and the resistance reduces gradually, and the temperature of heating pad can rise gradually promptly to can effectively guarantee that patient's infusion hand can not feel cold. In addition, with first resistance, second resistance and third resistance setting in the back of the chair, the circuit switch-on back, the electric current can produce the heat when passing through first resistance, second resistance and third resistance, and the heat can be passed through the back of the chair and transmitted patient's back this moment to also play heat retaining effect to patient's back.

This technical scheme has effectively solved among the prior art patient and can feel cold problem at the infusion in-process. Has the advantages that: 1. the patient can close the first switch by sitting on the chair seat, the operation is easy and simple, the patient does not need to place the infusion hand on the handrail for a long time, the freedom of the hand is relatively released, and the patient can conveniently drink water and play electronic products with the hand; 2. the temperature of the heating pad is controlled by connecting the resistors of different circuits by utilizing the change of the gravity of the infusion bottle, and the temperature is gradually increased, so that the infusion hand of a patient is effectively prevented from being frostbitten; 3. the baffle rod and the infusion bottle are hung on the supporting rod to control the movement of the supporting rod and the communication of the circuit, so that medical personnel or patients only need to hang the infusion bottle without worrying about the problem of electric shock; 4. when utilizing the current to pass through first resistance, second resistance and third resistance, also can produce the heat to transmit patient's back with the heat, keep warm to patient's back. This technical scheme design benefit, the operation of being convenient for, the patient of being convenient for uses the hand to operate at the infusion in-process, and the practicality is strong.

In a preferred embodiment, as a further optimization of the basic embodiment, the conductive ring is made of a transparent conductive film; the conductive ring can conduct electricity and has high transparency in a visible light range.

In a second preferred scheme, as a further optimization of the first preferred scheme, reminding lamps are arranged on one sides, close to the supporting rod, in the first reminding rod, the second reminding rod and the third reminding rod, the colors of light of the reminding lamps from bottom to top are green, yellow and red in sequence, and cavities are formed in one sides, far away from the supporting rod, in the first reminding rod, the second reminding rod and the third reminding rod; because the infusion time is generally longer, the injected patient can sleep regardless of the amount of the liquid medicine, the situation is extremely dangerous in the intravenous injection process, medical staff often cannot deal with the situation after finding the situation, and medical risks exist to a certain extent. The setting of warning lamp, make light can pass conducting ring and cavity throw away, be convenient for remind the infusion progress of medical personnel or patient's infusion bottle, hang when putting on branch when the infusion bottle, the shelves pole moves down, just will remind the lamp to block entirely, make light can't pass, along with the loss of liquid in the infusion bottle, the shelves pole shifts up gradually, the shelves pole is through the third when reminding the pole, green light passes conducting ring and cavity promptly and throws away, and in the same way, when the shelves pole passes through first warning pole, red light passes conducting ring and cavity promptly and throws away, at this moment, medical personnel or patient can observe green simultaneously, yellow and red light, liquid in reminding the infusion bottle has been failed soon promptly, need to end the infusion or change the infusion bottle.

In a third preferred scheme, as a further optimization of the second preferred scheme, the length of the conducting strip is not less than the distance between the first reminding rod, the second reminding rod and the third reminding rod; if the length of conducting strip is shorter, the shelves pole upwards through first warning pole, second warning pole and third warning pole in-process, the time interval that communicates first resistance branch road, second resistance branch road, third resistance branch road in proper order is longer, and patient's hand can experience coldly at interval time quantum.

Preferably, as a further optimization of the preferably third aspect, the elastic device is a coil spring; the relationship between the acting force and the displacement of the spiral spring is very sensitive, the flexibility is good, namely the deformation range is relatively wide, the spiral spring is convenient to apply to the technical scheme, and the spiral spring is easy to manufacture, compact in construction and high in energy efficiency.

In the preferable scheme five, as a further optimization of the preferable scheme four, two grooves for hanging are formed in the support rod; when the supporting rod rotates, the infusion bottle and the blocking rod cannot slide on the supporting rod at will due to the arrangement of the grooves, so that the positions of the infusion bottle and the blocking rod are relatively limited, and the infusion bottle can be conveniently hung.

Drawings

FIG. 1 is a schematic structural view of an infusion chair with a heat preservation function according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of a stopper rod according to an embodiment of the present invention;

FIG. 3 is a three-dimensional cross-sectional view of a first reminder bar, a second reminder bar, or a third reminder bar in accordance with an embodiment of the present invention;

FIG. 4 is a circuit diagram of an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail below by way of specific embodiments:

reference numerals in the drawings of the specification include: the chair comprises a chair seat 10, a chair back 11, an armrest 12, chair legs 13, a first conductive plate 20, a second conductive plate 21, a coil spring 22, a protective layer 23, a first resistor 30, a second resistor 31, a third resistor 32, a heating pad 40, a support rod 50, a blocking rod 51, a conductive sheet 52, a fixing rod 53, a support rod 54, a spring 55, a groove 56, an infusion bottle 57, a first reminding rod 60, a second reminding rod 61, a third reminding rod 62, a through hole 63, a conductive ring 64, a reminding lamp 65 and a cavity 66.

The embodiment is basically as shown in figures 1, 2 and 4: the invention discloses a transfusion chair with a heat preservation function, which comprises a chair seat 10, a chair back 11, armrests 12 and chair legs 13, wherein the chair legs 13 are connected below the chair seat 10, a first conductive plate 20, a second conductive plate 21 and a protective layer 23 which are in the horizontal direction are arranged in the chair seat 10 from bottom to top, the first conductive plate 20 is fixedly connected to the lower surface of the chair seat 10, the second conductive plate 21 is fixedly connected below the protective layer 23, the protective layer 23 is fixedly connected to the upper surface of the chair seat 10, a gap is formed between the first conductive plate 20 and the second conductive plate 21, a spiral spring 22 is also arranged in the chair seat 10, the first conductive plate 20 is electrically connected with a power supply, the second conductive plate 21 is electrically connected with a first resistor 30, a second resistor 31 and a third resistor 32, the power supply is connected with the first resistor 30, the second resistor 31 and the third resistor 32 in parallel, the first conductive plate 20 and the second conductive plate 21 form, The second resistor 31 and the third resistor 32 are arranged in the chair back 11;

the armrest 12 is connected above the seat 10, a heating pad 40 is arranged in the armrest 12, and the heating pad 40 is connected with a power supply in series; a supporting rod 50 is connected to the chair back 11, the supporting rod 50 is sequentially connected with a fixed rod 53, a supporting rod 54, a first reminding rod 60, a second reminding rod 61 and a third reminding rod 62 from top to bottom, the supporting rod 54 is hinged to the supporting rod 50, two grooves 56 for hanging are formed in the supporting rod 54, an infusion bottle 57 is hung in the groove 56 on the right side of the supporting rod 54, a blocking rod 51 is hung in the groove 56 on the left side of the supporting rod 54, a conducting strip 52 is sleeved at the lower end of the blocking rod 51, a spring 55 is connected between the fixed rod 53 and the supporting rod 54, through holes 63 are formed in the first reminding rod 60, the second reminding rod 61 and the third reminding rod 62, the blocking rod 51 penetrates through the through holes 63, conducting rings 64 are installed on the surfaces of the through holes 63, the conducting rings 64 are made of transparent conducting films, and the conducting rings 64 on the first reminding rod 60, the second reminding rod 61 and the third reminding, The third resistance 32 is electrically connected, the conducting strip 52 and the conducting ring 64 respectively form a second switch for controlling the first resistance 30 branch, the second resistance 31 branch and the third resistance 32 branch, the reminding lamp 65 is installed on the left side in the first reminding rod 60, the second reminding rod 61 and the third reminding rod 62, the light color of the reminding lamp 65 from bottom to top is green, yellow and red in sequence, and the cavity 66 is formed on the right side in the first reminding rod 60, the second reminding rod 61 and the third reminding rod 62, as shown in fig. 3.

When the infusion bottle is used, an infusion bottle 57 is firstly hung in the right groove 56 on the supporting rod 54, the supporting rod 54 rotates downwards under the action of gravity, the baffle rod 51 connected to the supporting rod 54 also moves downwards, and due to the fact that the baffle rod 51 is sleeved with the conducting strip 52, when the conducting strip 52 moves to the position of the third reminding rod 62, the conducting strip 52 is in contact with the conducting ring 64 on the third reminding rod 62, meanwhile, the conducting ring 64 on the third reminding rod 62 is connected with the third resistor 32, and a second switch on a branch of the third resistor 32 is switched on.

Then, when the patient sits on the chair seat 10, the gravity of the patient applies pressure to the coil spring 22 in the chair seat 10, the coil spring 22 compresses, so that the chair seat 10 compresses downward, and the second conductive plate 21 connected below the protective layer 23 moves vertically downward to contact with the first conductive plate 20, i.e., to connect the first switch of the power branch. At this time, the whole circuit is connected, the heating pad 40 arranged in the armrest 12 generates heat through current, and the patient can keep warm and heat the infusion hand placed on the armrest 12.

With the gradual decrease of the liquid in the infusion bottle 57, the supporting rod 54 rotates upward under the pulling of the elastic force of the spring 55, and the conducting strip 52 on the blocking rod 51 sequentially contacts with the conducting rings 64 on the second reminding rod 61 and the first reminding rod 60 to communicate the branch of the second resistor 31 and the branch of the first resistor 30. Generally, when a patient infuses in winter, the cold liquid gradually flows into the patient along with the increase of the infusion time, and the patient sits on the seat 10 for a long time, so that the patient feels cold. In the embodiment, the first resistor 30 is smaller than the second resistor 31 and smaller than the third resistor 32, that is, as the lever 51 is raised, the resistors are gradually reduced, and the temperature of the heating pad 40 is gradually raised, so that the patient can be effectively ensured not to feel cold in the infusion hand.

And the reminding lamps 65 which are initially arranged in the first reminding rod 60, the second reminding rod 61 and the third reminding rod 62 are blocked by the blocking rod 51 and cannot be projected. As the stop lever 51 moves upward, when passing through the third reminding lever 62, the green light is projected through the conductive ring 64 and the cavity 66 to remind the medical staff and the patient that the liquid in the infusion bottle 57 is running off. Similarly, when the blocking rod 51 passes through the first reminding rod 60, the red light passes through the conductive ring 64 and the cavity 66 and is projected out, and at this time, the medical staff or the patient can observe the green, yellow and red lights at the same time, that is, the liquid in the infusion bottle 57 is quickly infused out, and the infusion is required to be finished or the infusion bottle 57 is required to be replaced.

In addition, the first resistor 30, the second resistor 31 and the third resistor 32 are arranged in the chair back 11, after the circuit is connected, when the current passes through the first resistor 30, the second resistor 31 and the third resistor 32, heat can be generated, at the moment, the heat can be transmitted to the back of the patient through the chair back 11, and therefore the heat preservation effect is achieved on the back of the patient.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Infusion chair with heat preservation function, including seat support, the back of the chair, handrail and chair foot, the chair foot is connected in the seat support below, its characterized in that: the chair comprises a chair seat and is characterized in that a first current-conducting plate, a second current-conducting plate and a protective layer in the horizontal direction are arranged in the chair seat from bottom to top, the first current-conducting plate is fixedly connected to the lower surface of the chair seat, the second current-conducting plate is fixedly connected below the protective layer, the protective layer is fixedly connected to the upper surface of the chair seat, a gap exists between the first current-conducting plate and the second current-conducting plate, an elastic device is further arranged in the chair seat, the first current-conducting plate is electrically connected with a power supply, the second current-conducting plate is electrically connected with a first resistor, a second resistor and a third resistor, the power supply is connected with the first resistor, the second resistor and the third resistor in parallel, the first current-conducting plate and the second current-;

2. The infusion chair with the heat preservation function as claimed in claim 1, wherein: the conductive ring is made of a transparent conductive film.

3. The infusion chair with the heat preservation function as claimed in claim 2, wherein: the first warning pole, the second reminds one side that is close to the bracing piece in pole and the third warning pole all to be provided with the warning lamp, and the light colour of warning lamp from the bottom up is green, yellow and red in proper order, and the cavity has all been seted up to one side of keeping away from the bracing piece in first warning pole, the second warning pole and the third warning pole.

4. The infusion chair with the heat preservation function as claimed in claim 3, wherein: the length of the conducting strip is not less than the distance between the first reminding rod, the second reminding rod and the third reminding rod.

5. The infusion chair with the heat preservation function as claimed in claim 4, wherein: the elastic device is a spiral spring.

6. The infusion chair with the heat preservation function as claimed in claim 5, wherein: two grooves for hanging are formed in the supporting rod.