CN218683104U

CN218683104U - Special chair for examined person

Info

Publication number: CN218683104U
Application number: CN202222886596.2U
Authority: CN
Inventors: 林斯环; 聂婷婷
Original assignee: Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Current assignee: Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-24
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a special chair of examinee, include: a seat, the back of which is connected with a backrest; a fixed frame connected to a top side of the backrest; the headrest is positioned in front of the fixing frame, and an elastic part is connected between the headrest and the fixing frame; the locating part, the front side of head rest is provided with two along left right direction interval the locating part, two the locating part with be connected with drive assembly between the head rest, accessible when the head rest moves backward drive assembly drives two the locating part is close to each other, the utility model discloses both can provide certain activity space to examined person's head, can restrict its excessive activity again, improve examined person's degree of cooperation better, medical personnel can carry out the sampling operation in normal home range when sampling in the malleation storehouse, improve medical personnel's work efficiency.

Description

Special chair for examined person

Technical Field

The utility model relates to a medical instrument, in particular to a special chair for the examined person.

Background

Medical personnel are located the malleation storehouse, and the person of examining is located outside the malleation storehouse, when normal medical sampling, if carry out nucleic acid detection, medical personnel only need stretch out the hand and can carry out the medical sampling to the person of examining outside the storehouse, but there is some person of examining to react great when the sampling, especially rocks about the head and dodges, can not cooperate, needs the staff to find out the both arms in order to cooperate the person of examining in the malleation storehouse this moment, and the sampling operation is very difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special chair for the examined person to solve one or more technical problems existing in the prior art and at least provide a beneficial selection or creation condition.

The utility model provides a solution of its technical problem is:

the special chair for the examined person comprises: a seat, the back of which is connected with a backrest; a fixed frame connected to a top side of the backrest; the headrest is positioned in front of the fixing frame, and an elastic part is connected between the headrest and the fixing frame; the locating part, the front side of headrest is provided with two along left right direction interval the locating part, two the locating part with be connected with drive assembly between the headrest, accessible when the headrest moves backward drive assembly drives two the locating part is close to each other.

The technical scheme at least has the following beneficial effects: when carrying out medical treatment sampling, the person of examining sits on the seat, its waist can lean on to the back backward, the head then can lean on to the head rest backward, when the person of examining is in medical personnel sampling in-process when avoiding backward its head, can press the head rest backward, make elastic deformation take place for the elastic component, and the head rest drives two locating parts and is close to each other through drive assembly, thereby position about to the person of examining carries out spacingly, the person of examining leans on backward more, it is big more to the clamp force of the person of examining head about two locating parts, so both can provide certain activity space to the person of examining's head, can restrict its excessive activity again, improve the person of examining's degree of cooperation better, medical personnel can carry out the sampling operation in normal home range when sampling in the malleation storehouse, medical personnel's work efficiency is improved.

As a further improvement of the above technical solution, the transmission assembly includes a slider, a guide pillar, and a pull rope, wherein the two front ends of the two ends of the locating members away from each other are connected to the slider, the two sliders are connected to the fixing frame in a sliding manner along the left-right direction, a guide channel is provided at a position of the fixing frame facing the headrest, the rear end of the guide pillar is connected to the front side of the headrest, the front end of the guide pillar penetrates out of the guide channel, and the pull rope is connected between the two sliders and the front end of the guide pillar. When the head of the examined person leans back, the head is pressed, the guide pillar is driven to move backwards in the guide channel, the front end of the guide pillar transmits power to the two sliding blocks through the two pull ropes respectively, the two sliding blocks can be driven to slide towards the direction close to the guide pillar, and the two limiting parts are driven to approach each other.

As a further improvement of the technical scheme, the guide post is of a hollow structure, one side of the guide post, which is opposite to the two sliding blocks, is provided with a slotted hole, and the two pull ropes respectively penetrate through the two slotted holes and are connected to the front end of the guide post. Two stay cords penetrate into the hollow structure of the guide pillar from the slotted holes on the left side and the right side of the guide pillar respectively and are connected to the front end of the guide pillar, the stay cords can be surrounded and protected by the guide pillar, and the stability of the whole structure is improved.

As a further improvement of the technical scheme, the positions of the fixed frame, which are positioned at the left side and the right side of the guide pillar, are both connected with rotating wheels, and the two pull ropes respectively bypass the two rotating wheels. Two runners can turn to the direction to two stay cords respectively, and two stay cords can be respectively in getting into the guide pillar from the slotted hole of guide pillar left and right sides again after bypassing two runners, so reducible scraping to the stay cord, improve its life and motion smooth and easy degree.

As a further improvement of the above technical solution, a sliding bearing is connected between the guide post and the guide channel. The guide pillar passes through slide bearing and connects in the guide way of mount, and is more smooth and easy, steady when sliding in the front and back, improves overall structure stability.

As a further improvement of the above technical solution, the transmission assembly further comprises a first spring, and the first spring is connected between the two sliding blocks. When two sliders are close to each other, the first spring can be compressed, and after the head of a person to be examined removes pressing force on the headrest, the two sliders can be unfolded towards the left side and the right side by elastic force restored by the first spring, so that the two sliders are reset, and the next person to be examined can be directly used conveniently.

As a further improvement of the above technical solution, the elastic member is a second spring. When the examined person applies force to the headrest to approach the fixing frame, pressing force is generated on the second spring and the second spring is compressed, and after the examined person removes the pressure on the headrest, the headrest can be pushed forwards by the elastic force restored by the second spring, so that the guide post is driven to slide forwards in the guide channel, the headrest is restored, and the next examined person can use the headrest directly.

As a further improvement of the above technical solution, the seat includes a seat, an underframe and a first lifting drive, the seat is connected to the top side of the underframe through the first lifting drive, the first lifting drive can drive the seat to move up and down, and the backrest is connected to the front side of the seat. The examined person sits on the seat plate, and the seat plate is driven to move up and down according to the height of the examined person through the first lifting drive, so that the head height of the examined person is adjusted, and medical staff located in the positive pressure cabin can conveniently sample the examined person.

As a further improvement of the technical scheme, the bottom side of the underframe is connected with a non-slip mat. The anti-slip pad can increase the friction between the chassis and the ground, so that the chassis is not easy to displace, and the position of a detected person during sampling is better kept.

As a further improvement of the technical scheme, a second lifting drive is connected between the fixed frame and the backrest, and the second lifting drive can drive the fixed frame to move up and down. When the examined person uses, the second lifting drive is utilized to drive the fixing frame to move up and down according to the height of the head of the examined person, and the height of the fixing frame is directly adjusted, so that the height of the headrest is adjusted, the use experience is further improved, and the positioning effect on the head of the examined person is further improved.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is an overall perspective view of the present invention;

fig. 2 is an overall plan view of the present invention.

In the drawings: 110-backrest, 120-seat plate, 130-underframe, 131-non-slip mat, 140-first lifting drive, 150-second lifting drive, 200-fixed frame, 300-headrest, 310-elastic piece, 400-limit piece, 410-slide block, 420-guide column, 430-pull rope, 440-rotating wheel and 450-first spring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, examined person's special chair, including seat, mount 200, headrest 300 and locating part 400, wherein, be connected with back 110 at the rear side of seat, mount 200 connect in the top side of back 110 for to headrest 300 provides the installation location, headrest 300 is located the place ahead of mount 200, headrest 300 with be connected with elastic component 310 between the mount 200, headrest 300's front side is provided with two along left right direction interval locating part 400, two locating part 400 with be connected with drive assembly between headrest 300, accessible when headrest 300 moves backward drive assembly drives two locating part 400 is close to each other, and headrest 300 is used for leaning on the rear side of head, and locating part 400 then is used for leaning on the left and right sides of head, and in practical application, locating part 400 and headrest 300 all can adopt comparatively soft material, such as rubber, silica gel, cloth.

Therefore, when medical sampling is carried out, a person to be examined sits on the seat, the waist of the person to be examined can lean against the backrest 110 backwards, the head of the person to be examined can lean against the headrest 300 backwards, when the person to be examined avoids the head of the person to be examined backwards in the sampling process of the medical staff, the headrest 300 can be pressed backwards, the elastic piece 310 can be elastically deformed, the headrest 300 drives the two limiting pieces 400 to approach each other through the transmission assembly, the left position and the right position of the head of the person to be examined are limited, the head of the person to be examined leans against backwards more, the clamping force of the left limiting piece 400 and the right limiting piece 400 on the head of the person to be examined is larger, a certain moving space can be provided for the head of the person to be examined, excessive movement of the person to be examined can be limited, the degree of fit of the person to be better improved, sampling operation can be carried out within a normal moving range when the medical staff samples in the positive pressure cabin, and the working efficiency of the medical staff is improved.

The transmission assembly is mainly used for converting power of the headrest 300 moving backwards into power of the two limiting parts 400 approaching each other, and has various structural forms, for example, the transmission assembly directly uses a gear and a rack to transmit the power, the rear side of the headrest 300 is connected with a first rack extending backwards, the fixing frame 200 is provided with a gear, a rotation axis of the gear extends in the up-down direction, the rear side of the limiting parts 400 is connected with a second rack extending in the left-right direction, the first rack and the second rack are respectively engaged with the gear, when the headrest 300 moves backwards, the second rack transmits the power to the first rack through the gear, so as to drive the limiting parts 400 to move left and right, in the embodiment, the overall structure is simplified, the transmission assembly comprises a slider 410, a guide pillar 420 and a pull rope 430, the front side of one end of the two limiting parts 400 far away from each other is connected with the slider 410, the two sliders 410 are slidably connected to the fixing frame 200 in the left-right direction, the position of the headrest 300 is provided with a guide passage, the rear end of the guide pillar 420 is connected to the front side of the guide pillar 300, the front end of the two sliders 420 penetrates through the guide pillar 420, and the front end of the guide rope 410 are connected with the front end of the fixing frame 410. When the head of the examined person leans back, the head rest 300 is pressed, the guide post 420 is driven to move backwards in the guide channel, the front end of the guide post 420 respectively transmits power to the two sliding blocks 410 through the two pull ropes 430, the two sliding blocks 410 can be driven to slide towards the direction close to the guide post 420, and therefore the two limiting parts 400 are driven to approach each other.

In the above embodiment, after the pulling rope 430 is led out from the sliding block 410, the pulling rope 430 can directly pass through the fixing frame 200 and then be connected to the front end of the guide post 420, and since the front end of the guide post 420 also extends out of the fixing frame 200, the pulling rope 430 is exposed at this time, in order to improve the tightness of the overall structural connection, in this embodiment, the guide post 420 is a hollow structure, a slot is disposed on one side of the guide post 420, which faces two sliding blocks 410, and the two pulling ropes 430 respectively pass through the two slots and are connected to the front end of the guide post 420. The two pull ropes 430 penetrate into the hollow structure of the guide pillar 420 from the slotted holes on the left and right sides of the guide pillar 420 respectively, and then are connected to the front end of the guide pillar 420, so that the pull ropes 430 can be surrounded and protected by the guide pillar 420, and the stability of the whole structure is improved.

If the pulling rope 430 is directly led out from the sliding block 410 and then passes through the slot hole, at this time, the pulling rope 430 turns, in order to reduce the abrasion between the pulling rope 430 and the fixing frame 200 and between the pulling rope 430 and the guiding column 420 caused by the guiding column 420 in the moving process, in this embodiment, the positions of the fixing frame 200 at the left and right sides of the guiding column 420 are both connected with the rotating wheels 440, the two rotating wheels 440 are rotatably connected to the fixing frame 200, the rotation axes of the two rotating wheels 440 both extend in the up-and-down direction, the two pulling ropes 430 bypass the two rotating wheels 440 respectively, in practical application, in order to better bypass the pulling rope 430 on the rotating wheels 440 for limiting, a limiting groove is provided around the outer peripheral wall of the rotating wheels 440, the pulling rope 430 is located in the limiting groove when bypassing the rotating wheels 440, and the pulling rope 430 can be prevented from being easily separated from the rotating wheels 440. The two rotating wheels 440 can respectively steer and guide the two pull ropes 430, and the two pull ropes 430 can respectively bypass the two rotating wheels 440 and then enter the guide post 420 from the slotted holes at the left side and the right side of the guide post 420, so that the scraping of the pull ropes 430 can be reduced, the service life of the pull ropes is prolonged, and the smoothness of movement of the pull ropes is improved.

The guide post 420 can directly slide in the guide channel through clearance fit of the hole shaft, and a sliding bearing is connected between the guide post 420 and the guide channel. The guide post 420 is connected in the guide channel of the fixing frame 200 through a sliding bearing, and is smoother and more stable when sliding back and forth, so that the stability of the whole structure is improved.

In the above embodiment, if the transmission assembly uses the pull rope 430 for power transmission, after the headrest 300 is restored forwards under the elastic force of the elastic member 310, the two limit members 400 need to be manually pulled to the left and right sides for restoration, in order to improve the use experience, in this embodiment, the transmission assembly further includes the first spring 450, and the first spring 450 is connected between the two sliders 410. When the two sliders 410 are close to each other, the first spring 450 may be compressed, and when the head of the examinee removes the pressing force on the headrest 300, the two sliders 410 may be spread apart to the left and right sides by the elastic force of the first spring 450, so that the two sliders 410 may be restored, thereby facilitating the direct use of the next examinee.

The elastic member 310 mainly generates elastic deformation along the front-back direction, and can directly adopt elastic structures such as spring rods, in this embodiment, the elastic member 310 is a second spring, and the second spring can have one, and can be sleeved outside the guide post 420, but can cause certain influence on the activity of the pull rope 430 at this time, and can also be positioned outside the guide post 420, or the number of the second springs is multiple, but considering the need to provide backward activity space for the head of the person to be examined, the number of the second springs does not need to be too many, and two springs can be arranged along the left-right direction. When the examined person applies force to the headrest 300 to approach the fixing frame 200, a pressing force is generated on the second spring and the second spring is compressed, and after the examined person removes the pressure on the headrest 300, the headrest 300 can be pushed forwards by the elastic force restored by the second spring, so that the guide post 420 is driven to slide forwards in the guide channel, the headrest 300 is reset, and the next examined person can use the headrest directly.

To the concrete structure of seat, the seat includes seat 120, chassis 130 and first lift drive 140, seat 120 passes through first lift drive 140 connect in the top side of chassis 130, first lift drive 140 can drive seat 120 is movable from top to bottom, back 110 connect in seat 120's front side, in practical application, back 110 and seat 120 can be integrated into one piece structure, also can be the components of a whole that can function independently structure, rethread connecting piece interconnect, and still can be provided with the handrail in seat 120's the left and right sides, and the person under examination can take on the handrail of both sides when using, and both hands further improve and use experience. Examined person sits on seat 120, and the accessible drives seat 120 activity from top to bottom according to its body height to adjust examined person's head height, can conveniently be located the medical personnel in malleation cabin and sample examined person, when using, can be controlled first lift drive 140 by the medical personnel who is located the malleation cabin.

In order to further improve the stability of the whole device in use, in this embodiment, a non-slip pad 131 is connected to the bottom side of the bottom frame 130. The anti-slip pad 131 can increase the friction between the chassis 130 and the ground, so that the chassis 130 is not easy to displace, and the position of the person to be detected in sampling is better maintained.

Further, a second lifting driver 150 is connected between the fixing frame 200 and the backrest 110, and the second lifting driver 150 can drive the fixing frame 200 to move up and down. When the examined person uses, the second lifting drive 150 can be utilized to drive the fixing frame 200 to move up and down according to the height of the head of the examined person, and the height of the fixing frame 200 is directly adjusted, so that the height of the headrest 300 is adjusted, and the use experience and the positioning effect on the head of the examined person are further improved. In practical applications, the first lifting driver 140 and the second lifting driver 150 are mainly used for providing a driving force for reciprocating in an up-and-down direction, and the structure forms thereof are various, such as an electric push rod, a pneumatic push rod or a hydraulic push rod, and similarly, the control of the second lifting driver 150 can be performed by a medical staff located in the positive pressure chamber.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. Special chair of examined person, its characterized in that: the method comprises the following steps:

a seat, the rear side of which is connected with a backrest (110);

a fixed frame (200) connected to a top side of the backrest (110);

the headrest (300) is positioned in front of the fixing frame (200), and an elastic part (310) is connected between the headrest (300) and the fixing frame (200);

the utility model discloses a headrest (300) comprises a limiting part (400), the front side of headrest (300) is provided with two along left right direction interval limiting part (400), two limiting part (400) with be connected with drive assembly between headrest (300), accessible when headrest (300) move back drive assembly drives two limiting part (400) are close to each other.

2. The chair special for the examinee according to claim 1, wherein: the transmission assembly comprises a sliding block (410), a guide pillar (420) and a pull rope (430), wherein the two limiting parts (400) are connected to the front side of one end, away from each other, of the sliding block (410), the two sliding blocks (410) are connected to the fixing frame (200) in a sliding mode in the left-right direction, the fixing frame (200) is right opposite to the position of the headrest (300) and is provided with a guide channel, the rear end of the guide pillar (420) is connected to the front side of the headrest (300), the front end of the guide pillar (420) penetrates out of the guide channel, and the two sliding blocks (410) and the pull rope (430) are connected between the front ends of the guide pillar (420).

3. The chair for examinees and personal use according to claim 2, wherein: the guide post (420) is of a hollow structure, slotted holes are formed in one side, opposite to the two sliding blocks (410), of the guide post (420), and the two pull ropes (430) penetrate through the two slotted holes respectively and are connected to the front end of the guide post (420).

4. The chair special for the examinee according to claim 3, wherein: the positions of the fixed frame (200) on the left side and the right side of the guide post (420) are both connected with rotating wheels (440), and the two pull ropes (430) respectively bypass the two rotating wheels (440).

5. The chair special for the examinee according to claim 2, wherein: a sliding bearing is connected between the guide post (420) and the guide channel.

6. The chair special for the examinee according to claim 2, wherein: the transmission assembly further comprises a first spring (450), and the first spring (450) is connected between the two sliding blocks (410).

7. The chair special for the examinee according to claim 1, wherein: the elastic member (310) is a second spring.

8. The chair special for the examinee according to claim 1, wherein: the seat comprises a seat plate (120), an underframe (130) and a first lifting drive (140), wherein the seat plate (120) is connected to the top side of the underframe (130) through the first lifting drive (140), the first lifting drive (140) can drive the seat plate (120) to move up and down, and the backrest (110) is connected to the front side of the seat plate (120).

9. The chair special for the examinee according to claim 8, wherein: the bottom side of the bottom frame (130) is connected with a non-slip mat (131).

10. The chair special for the examinee according to claim 1, wherein: a second lifting drive (150) is connected between the fixed frame (200) and the backrest (110), and the second lifting drive (150) can drive the fixed frame (200) to move up and down.