Quick-opening rescue island

Abstract

The utility model discloses a quick-open rescue island, which belongs to the technical field of medical instruments and comprises a vehicle body, universal wheels are fixedly mounted at the bottom of the vehicle body, a table top is arranged at the upper end of the vehicle body, a pushing handle is fixedly mounted on the side edge of the upper end of the vehicle body, and a containing drawer is inserted into the vehicle body. A tray for placing rescue tools is installed in the vehicle body, a first side door and a second side door are arranged on one side of the vehicle body and are symmetrically arranged about the transverse central axis of the vehicle body, a top plate is arranged at the lower end of the containing drawer, and the top plate is fixed in the vehicle body; and an upper opening and closing part is mounted below the top plate. According to the quick-opening type rescue island, three doors can be opened through one key, manual unlocking and electronic unlocking are achieved, it is guaranteed that the doors are opened absolutely, all medicine is displayed in front of medical staff in the most visual mode after the doors are opened, the medical staff can take the medicine conveniently, and the occupied space is saved to the maximum through the arc-shaped door opening mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a quick -open type rescue island. BACKGROUND

[0002] Rescue island is medical supplies, refers to the car body and places medical cabinet on the car body, adopts equal plastic steel collection, stainless steel guardrail and so on material quality, through rescue island can be used for placing the tool and oxygen cylinder and so on components required during rescue.

[0003] Such as the rescue vehicle of disclosure number: CN113101101A, its characterized in that, including car body, upper deck and underframe, the car body is connected on underframe, the upper deck is set in car body top, the car body front is equipped with drawer;Left front section bar, right front section bar, left rear section bar and right rear section bar are equipped on the car body, installation groove is equipped on the left rear section bar and right rear section bar, backboard is equipped on the installation groove;The backboard includes vertical storage area and horizontal storage area;Support frame is equipped on the both sides of the car body back, and support frame is fixedly connected with the car body through support seat, and the support frame is penetrated in the upper deck.

[0004] Among them, the existing technology has the following technical problems: the existing rescue vehicle is used to facilitate the placement of tools by setting multiple drawers, however, in actual rescue, the patient needs to be rescued in seconds, and multiple drawers cannot be opened simultaneously, and the medical staff needs to open each drawer in turn to realize the taking of tools, the overall operation is more complicated, and the overall box type design needs to occupy too much space when opening the door to take tools or place.

[0005] Therefore, we propose a quick -open type rescue island to solve the problems in the above. SUMMARY

[0006] The utility model aims at providing a quick -open type rescue island to solve the problems in the above background that the existing rescue vehicle on the market is used to facilitate the placement of tools by setting multiple drawers, however, in actual rescue, the patient needs to be rescued in seconds, and multiple drawers cannot be opened simultaneously, and the medical staff needs to open each drawer in turn to realize the taking of tools, the overall operation is more complicated, and the overall box type design needs to occupy too much space when opening the door to take tools or place.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A quick -opening type rescue island, including the vehicle body, the bottom fixed mounting of vehicle body has universal wheel, and the upper end of vehicle body is provided with mesa, the upper end side fixed mounting of vehicle body has the handle, and the inside insertion of vehicle body has the drawer, the inside installation of vehicle body has the tray of placing rescue tool, one side of vehicle body is provided with first side door and second side door, and first side door and second side door about the lateral axis of symmetry of vehicle body setting, the lower end of drawer is provided with top plate, and top plate is fixed in the inside of vehicle body, the below installation of top plate has upper open and close part, and the bottom fixed mounting of vehicle body has bottom plate, the lower end installation of bottom plate has lower open and close part, and lower open and close part and upper open and close part both linkage cooperation is used to realize the synchronous opening of first side door and second side door on both sides of vehicle body.

[0008] Preferably, the first side door and the second side door are both provided as arc-shaped structures, the upper ends of the first side door and the second side door are connected with the upper open and close part, the lower ends of the first side door and the second side door are connected with the lower open and close part, the upper end side edge of the vehicle body is provided with an electric unlocking button, the electric unlocking button is used to control the lower open and close part and the upper open and close part to realize electronic unlocking and opening of the four side doors, and the inside of the vehicle body is provided with an oxygen cylinder.

[0009] By adopting the above technical scheme, the first side door and the second side door are designed as arc shapes, so that the occupied space of the rescue island can be reduced.

[0010] Preferably, the upper open and close part comprises a manual arm, one end of the manual arm located on the inside of the vehicle body is hingedly connected to one side of a movable rocker arm, the other side of the movable rocker arm is hingedly connected with a door opening pull rod, the door opening pull rod is fixedly installed with an electromagnet, and the end of the door opening pull rod away from the movable rocker arm is installed with a guide pull rod, the guide pull rod is installed with a linking block, the guide pull rod is installed through a limiting block, the limiting block is fixed to the top plate, the bottom of the linking block is connected with a drawer locking block through a pin shaft, the drawer locking block is inserted into a bottom slot of the drawer through the top plate, the end of the linking block away from the pin shaft is abutted with a first lock catch, the end of the first lock catch away from the linking block is abutted with a second lock catch, the first lock catch and the second lock catch are both installed on a lock catch bottom plate, the second lock catch is provided with a clamping groove, the inside of the clamping groove is installed with a door locking block, and the door locking block is fixed to the upper end of the first side door.

[0011] By adopting the above technical scheme, the drawer locking block can be rotated by the pin shaft through the movement of the linking block, so that the insertion and disengagement with the bottom slot of the drawer can be realized.

[0012] Preferably, the first lock catch and the second lock catch can rotate on the lock catch bottom plate, and the end of the first lock catch is in close contact with the linking block in the initial state.

[0013] By adopting the above technical scheme, the first lock catch can be pushed to rotate when the adapter block moves, and the second lock catch can be rotated synchronously after the first lock catch rotates.

[0014] Preferably, the inner wall of the clamping groove formed on the upper rod body of the door locking block and the outer wall of the rod body are in close contact with each other, and the rod body of the door locking block can slide in the clamping groove.

[0015] By adopting the above technical scheme, the inner wall of the clamping groove formed on the upper rod body of the door locking block and the outer wall of the rod body are in close contact with each other, and the rod body of the door locking block can slide in the clamping groove.

[0016] Preferably, the lower opening and closing component comprises a first stepper motor, and the first stepper motor is fixed on the bottom plate. The output gear of the first stepper motor is meshingly connected with a transmission gear, and the side edge of the transmission gear is meshingly connected with a first sector gear. The side edge of the first sector gear is provided with a second sector gear. The first sector gear and the second sector gear are both fixedly installed with first linkage arms, and the two first linkage arms are respectively hingedly connected with the bottom portions of the two first side doors on the side edges of the vehicle body. A second stepper motor is fixedly installed on the bottom plate, and the side edge of the gear fixedly connected with the output end of the second stepper motor is meshingly connected with a third sector gear. The side edge of the third sector gear is provided with a fourth sector gear, and the third sector gear and the fourth sector gear are both installed on second linkage arms. The two second linkage arms are respectively hingedly connected with the bottom portions of the two second side doors on the side edges of the vehicle body. The bottom portions of the first side door and the second side door are both installed with guide bearings, and the guide bearings are located on the inner side of the clamping groove. The clamping groove is formed on the door guide plate.

[0017] By adopting the above technical scheme, the first sector gear can be synchronously rotated through the rotation of the transmission gear.

[0018] Preferably, the first sector gear and the second sector gear constitute a meshing transmission structure, and the first sector gear and the second sector gear are symmetrically arranged.

[0019] By adopting the above technical scheme, the second sector gear can be synchronously rotated through the rotation of the first sector gear, and the first side door and the second side door can be rotated and opened through the rotation of the first sector gear and the second sector gear.

[0020] Preferably, the third sector gear and the fourth sector gear are located below the first sector gear and the second sector gear, and the third sector gear and the fourth sector gear are meshingly connected.

[0021] Preferably, the outer wall of the guide bearing and the inner wall of the clamping groove on the door guide plate are in close contact with each other, and the clamping groove is arranged in an arc shape on the door guide plate.

[0022] By adopting the above technical solution, the arc-shaped snap-fit ​​groove enables the first and second side doors to open in an arc-shaped motion.

[0023] Compared with the prior art, the beneficial effects of this utility model are: the quick-opening emergency island can open three doors with one button, with two unlocking methods: manual unlocking and electronic unlocking, ensuring that the doors can be opened without any mistakes. After the doors are opened, all medicines are displayed in front of medical staff in the most intuitive way, making it convenient for medical staff to take them. The curved door opening method saves space to the maximum extent.

[0024] 1. It is equipped with a first side door and a second side door. The arc design of the first side door and the second side door can minimize the space occupied by the vehicle body during use. At the same time, the trays arranged vertically inside the vehicle body can facilitate medical staff to separate and place various rescue tools.

[0025] 2. Equipped with an electromagnet, the electromagnet is controlled by an electric unlocking button. The activation of the electromagnet transmits a signal from a microcontroller to two stepper motors, which then turn on. The two stepper motors, through gear rotation, simultaneously open the four curved doors on the side of the vehicle, enabling electronic unlocking. Simultaneously, any door on the side can be manually pushed during opening, achieving manual opening by reversing the electronic unlocking process. With both manual and electronic unlocking methods, the system ensures foolproof door opening. Once opened, all medications are displayed clearly to medical staff for easy access.

[0026] 3. Equipped with a drawer lock block, when the door handle moves, the guide handle moves synchronously, and the connecting block moves synchronously. After the connecting block moves, it can pull the drawer lock block to rotate via a pin, causing the drawer lock block to disengage from the slot at the bottom of the drawer, thus simultaneously releasing the drawer from its fixation. Attached Figure Description

[0027] Figure 1 This is a frontal three-dimensional structural diagram of the present invention;

[0028] Figure 2 This is a schematic diagram of the front structure of the second side door of this utility model after it is opened;

[0029] Figure 3 This is a schematic diagram of the rear structure of the second side door after it is opened;

[0030] Figure 4 This is a schematic diagram of the structure of the present invention that accommodates a drawer and a tray;

[0031] Figure 5The utility model discloses a vehicle body and oxygen cylinder structure schematic view.

[0032] Figure 6 The utility model discloses a top plate and drawer lock block structure schematic view.

[0033] Figure 7 The utility model discloses a door opening pull rod and electromagnet structure schematic view.

[0034] Figure 8 The utility model discloses a first side door and door lock block structure schematic view.

[0035] Figure 9 The utility model discloses a first step motor and second step motor structure schematic view.

[0036] Figure 10 The utility model discloses a third sector gear and fourth sector gear structure schematic view.

[0037] Figure 11 The utility model discloses a clamping groove and door guide plate structure schematic view.

[0038] In the drawing: 1, vehicle body;2, universal wheel;3, table top;4, push hand;5, containing drawer;6, first side door;7, second side door;8, tray;9, top plate;10, upper opening and closing part;101, manual arm;102, movable rocker arm;103, door opening pull rod;104, electromagnet;105, guide pull rod;106, link block;107, limit block;108, pin shaft;109, drawer lock block;1010, first lock catch;1011, second lock catch;1012, lock catch bottom plate;1013, clamping groove;1014, door lock block;11, bottom plate;12, lower opening and closing part;121, first step motor;122, transmission gear;123, first sector gear;124, second sector gear;125, first linkage arm;126, second step motor;127, third sector gear;128, fourth sector gear;129, second linkage arm;1210, guide bearing;1211, clamping groove;1212, door guide plate;13, oxygen cylinder;14, electric unlocking button. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0040] Embodiment one: please refer to Figures 1-11The existing rescue vehicle sets multiple drawers to facilitate the placement of tools during use. However, during actual rescue, the patient needs to be rescued in a hurry, and multiple drawers cannot be opened simultaneously. The medical staff needs to open each drawer in turn to take the tools, and the overall operation is relatively cumbersome. To solve this technical problem, the embodiment discloses the following technical content. A vehicle body 1 is provided with universal wheels 2 fixedly installed at the bottom of the vehicle body 1, a table top 3 is arranged at the upper end of the vehicle body 1, a push handle 4 is fixedly installed at the upper end side of the vehicle body 1, a containing drawer 5 is inserted into the vehicle body 1, a tray 8 for placing rescue tools is installed in the vehicle body 1, a first side door 6 and a second side door 7 are arranged on one side of the vehicle body 1, the first side door 6 and the second side door 7 are symmetrically arranged about the horizontal central axis of the vehicle body 1, a top plate 9 is arranged at the lower end of the containing drawer 5, the top plate 9 is fixed in the vehicle body 1, an upper opening and closing part 10 is installed below the top plate 9, a bottom plate 11 is fixedly installed at the bottom of the vehicle body 1, a lower opening and closing part 12 is installed at the lower end of the bottom plate 11, the lower opening and closing part 12 and the upper opening and closing part 10 are linked and matched to realize the synchronous opening of the first side door 6 and the second side door 7 on both sides of the vehicle body 1, an electric unlocking button 14 is installed at the upper end side of the vehicle body 1, the electric unlocking button 14 is used to control the lower opening and closing part 12 and the upper opening and closing part 10 to realize the electronic unlocking and opening of the four side doors, and an oxygen cylinder 13 is arranged in the vehicle body 1. The upper opening and closing part 10 comprises a manual arm 101, one end of the manual arm 101 is hingedly connected to one side of a movable rocker arm 102 inside the vehicle body 1, the other side of the movable rocker arm 102 is hingedly connected with a door opening pull rod 103, the door opening pull rod 103 is fixedly installed with an electromagnet 104, one end of the door opening pull rod 103 away from the movable rocker arm 102 is installed with a guide pull rod 105, the guide pull rod 105 is installed with a linking block 106, the guide pull rod 105 penetrates through a limiting block 107, the limiting block 107 is fixed on the top plate 9, one end of the linking block 106 away from a pin shaft 108 is abutted with a first lock catch 1010, one end of the first lock catch 1010 away from the linking block 106 is abutted with a second lock catch 1011, the first lock catch 1010 and the second lock catch 1011 are both installed on a lock catch bottom plate 1012, a clamping groove 1013 is formed in the second lock catch 1011, a door locking block 1014 is installed on the inner side of the clamping groove 1013, and the door locking block 1014 is fixed on the upper end of the first side door 6. The first lock catch 1010 and the second lock catch 1011 can rotate on the lock catch bottom plate 1012, and the end of the first lock catch 1010 is in close contact with the linking block 106 in the initial state. The rod body outer wall of the door locking block 1014 and the clamping groove 1013 inner wall formed in the second lock catch 1011 are in close contact with each other, and the rod body on the door locking block 1014 can slide in the clamping groove 1013.The lower opening and closing part 12 comprises a first stepper motor 121 fixed on the bottom plate 11, an output gear of the first stepper motor 121 is engagedly connected with a transmission gear 122, a side edge of the transmission gear 122 is engagedly connected with a first sector gear 123, a side edge of the first sector gear 123 is provided with a second sector gear 124, the first sector gear 123 and the second sector gear 124 are both fixedly installed with a first linkage arm 125, the two first linkage arms 125 are respectively hingedly connected with the bottom of the two first side doors 6 on the side edge of the vehicle body 1, the bottom plate 11 is fixedly installed with a second stepper motor 126, a side edge of a gear fixedly connected with the output end of the second stepper motor 126 is engagedly connected with a third sector gear 127, a side edge of the third sector gear 127 is provided with a fourth sector gear 128, the third sector gear 127 and the fourth sector gear 128 are both installed on a second linkage arm 129, the two second linkage arms 129 are respectively hingedly connected with the bottom of the two second side doors 7 on the side edge of the vehicle body 1, the bottom of the first side door 6 and the second side door 7 is both installed with a guide bearing 1210, the guide bearing 1210 is located on the inner side of a clamping groove 1211, the clamping groove 1211 is opened on a door guide plate 1212. The first sector gear 123 and the second sector gear 124 constitute an engaged transmission structure, and the first sector gear 123 and the second sector gear 124 are symmetrically arranged. The third sector gear 127 and the fourth sector gear 128 are located below the first sector gear 123 and the second sector gear 124, and the third sector gear 127 and the fourth sector gear 128 are engagedly connected. The outer wall of the guide bearing 1210 and the inner wall of the clamping groove 1211 on the door guide plate 1212 are mutually attached, and the clamping groove 1211 is provided as an arc on the door guide plate 1212.

[0041] In use of the rescue island, the push hand 4 at the upper end of the vehicle body 1, so as to facilitate the push of the vehicle body 1, so that the vehicle body 1 can move by the universal wheel 2 at the bottom, when rescue is needed, by pressing the electric unlocking button 14 at the upper end side of the vehicle body 1, the electric unlocking button 14 controls the electromagnetic iron 104 to be energized, after the electromagnetic iron 104 is opened, the signal can be transmitted to the first stepper motor 121 and the second stepper motor 126 by the single-chip microcomputer, and then the first stepper motor 121 and the second stepper motor 126 are controlled to be opened, and the signal transmission control here has been disclosed in the software, the signal transmission and acceptance belong to the prior art, and will not be described in detail here, and after the first stepper motor 121 is opened, the gear can be used to make the meshing connection transmission gear 122 rotate, after the transmission gear 122 rotates, the first sector gear 123 and the second sector gear 124 can be used to drive the second sector gear 124 to rotate synchronously, after the first sector gear 123 and the second sector gear 124 rotate, the first linkage arm 125 can drive the first side door 6 to rotate and open, and after the second stepper motor 126 is opened, the gear can be used to drive the third sector gear 127 to rotate, after the third sector gear 127 and the fourth sector gear 128 rotate, the second linkage arm 129 can be driven to rotate, and after the second linkage arm 129 rotates, the second side door 7 can be rotated and opened, at the same time, the guide bearing 1210 at the bottom of the first side door 6 and the second side door 7 can move in the clamping groove 1211 on the door guide plate 1212, thereby improving the stability of the first side door 6 and the second side door 7 during rotation, the door locking block 1014 is installed on the first side door 6, the door locking block 1014 is clamped in the clamping groove 1013 on the second lock 1011, at this time, after the first side door 6 rotates, the door locking block 1014 can push the second lock 1011 to rotate synchronously, after the second lock 1011 rotates, the link block 106, the guide pull rod 105 and the door pull rod 103 can be pushed to move synchronously, when the first side door 6 and the second side door 7 need to be opened manually, the first side door 6 or the second side door 7 is pushed by hand, after the first side door 6 is pushed, the first linkage arm 125 at the bottom can reversely drive the second sector gear 124 and the first sector gear 123 to rotate, and after the second side door 7 is pushed, the second linkage arm 129 at the bottom can reversely drive the third sector gear 127 and the fourth sector gear 128 to rotate, thereby realizing the manual opening of the first side door 6 and the second side door 7 at the side of the vehicle body 1, after the first side door 6 and the second side door 7 are opened, the first aid articles placed on the inner tray 8 can be taken, and the oxygen cylinder 13 inside can be taken and used.

[0042] The technical content disclosed in the embodiment is a further improvement based on the above-mentioned embodiment one. The whole is designed as a box. When the door is opened to take out the tool or is placed, the whole needs to occupy too much space. In order to further solve the technical problem, the technical content disclosed in the embodiment is as follows. The bottom of the connecting block 106 is connected with the drawer locking block 109 through the pin shaft 108. The drawer locking block 109 is inserted into the bottom slot of the containing drawer 5 through the top plate 9. The first side door 6 and the second side door 7 are both provided as arc-shaped structures. The upper ends of the first side door 6 and the second side door 7 are connected with the upper opening and closing part 10. The lower ends of the first side door 6 and the second side door 7 are connected with the lower opening and closing part 12.

[0043] When the door opening pull rod 103 moves, the end part guide pull rod 105 can be driven to move synchronously. When the guide pull rod 105 moves, the connecting block 106 can be driven to move synchronously. Since the connecting block 106 and the drawer locking block 109 are connected with each other through the pin shaft 108, when the connecting block 106 moves, the drawer locking block 109 can be pulled to rotate. When the drawer locking block 109 rotates, it is separated from the slot at the bottom of the containing drawer 5. Thus, the containing drawer 5 is released from the fixing, and then the containing drawer 5 can be pulled out conveniently. Meanwhile, the first side door 6 and the second side door 7 are both provided as arc-shaped structures. When used, the side doors with the arc-shaped structures can minimize the occupied space of the vehicle body 1.

[0044] The contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0045] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A quick-opening emergency island, comprising a vehicle body (1), wherein a drawer (5) is inserted inside the vehicle body (1), and a first side door (6) and a second side door (7) are symmetrically distributed on the sides of the vehicle body (1), characterized in that, Also includes: The lower end of the drawer (5) is provided with a top plate (9), and the top plate (9) is installed inside the vehicle body (1). An upper opening and closing component (10) is installed below the top plate (9), and a bottom plate (11) is installed at the bottom of the vehicle body (1). A lower opening and closing component (12) is installed at the lower end of the bottom plate (11). The lower opening and closing component (12) and the upper opening and closing component (10) work together to realize the synchronous opening of the first side door (6) and the second side door (7) on both sides of the vehicle body (1).

2. The quick-opening rescue island according to claim 1, characterized in that: The first side door (6) and the second side door (7) are both set as arc-shaped structures. The upper ends of the first side door (6) and the second side door (7) are connected to the upper opening and closing component (10), and the lower ends of the first side door (6) and the second side door (7) are connected to the lower opening and closing component (12). An electric unlocking button (14) is installed on the upper side of the vehicle body (1). The electric unlocking button (14) is used to control the lower opening and closing component (12) and the upper opening and closing component (10) to realize the electronic unlocking and opening of the four side doors. An oxygen cylinder (13) is installed inside the vehicle body (1).

3. The quick-opening rescue island according to claim 1, characterized in that: The upper opening and closing component (10) includes a manual arm (101), and one end of the manual arm (101) located inside the vehicle body (1) is hinged to one side of a movable rocker arm (102). The other side of the movable rocker arm (102) is hinged to a door opening rod (103). An electromagnet (104) is fixedly installed on the door opening rod (103), and a guide rod (105) is installed at the end of the door opening rod (103) away from the movable rocker arm (102). A connecting block (106) is installed on the guide rod (105), and the guide rod (105) is installed through a limiting block (107). The limiting block (107) is fixed on the top plate (9). The bottom of the connecting block (106) is connected by a pin (108). The connecting block (106) is connected to the drawer lock block (109). The drawer lock block (109) passes through the top plate (9) and is inserted into the bottom slot of the drawer (5). The end of the connecting block (106) away from the pin (108) abuts against the first latch (1010). The end of the first latch (1010) away from the connecting block (106) abuts against the second latch (1011). The first latch (1010) and the second latch (1011) are both installed on the latch base plate (1012). The second latch (1011) has a slot (1013) and a door lock block (1014) is installed on the inner side of the slot (1013). The door lock block (1014) is fixed to the upper end of the first side door (6).

4. The quick-opening rescue island according to claim 3, characterized in that: Both the first latch (1010) and the second latch (1011) can rotate on the latch base plate (1012), and the end of the first latch (1010) is in contact with the connecting block (106) in the initial state.

5. A quick-opening rescue island according to claim 3, characterized in that: The outer wall of the upper rod of the door lock block (1014) and the inner wall of the slot (1013) opened on the second latch (1011) fit together, and the rod on the door lock block (1014) can slide in the slot (1013).

6. The quick-opening rescue island according to claim 1, characterized in that: The lower opening and closing component (12) includes a first stepper motor (121), which is fixed on the base plate (11). The output end of the first stepper motor (121) is geared to a transmission gear (122), and the side of the transmission gear (122) is geared to a first sector gear (123). A second sector gear (124) is provided on the side of the first sector gear (123). A first linkage arm (125) is fixedly installed on both the first sector gear (123) and the second sector gear (124). The two first linkage arms (125) are respectively hinged to the bottom of the two first side doors (6) on the side of the vehicle body (1). A second stepper motor is fixedly installed on the base plate (11). The machine (126) and the gear side of the output end of the second stepper motor (126) are fixedly connected to a third sector gear (127). The side of the third sector gear (127) is provided with a fourth sector gear (128). The third sector gear (127) and the fourth sector gear (128) are both installed on the second linkage arm (129). The two second linkage arms (129) are respectively hinged to the bottom of the two second side doors (7) on the side of the vehicle body (1). The bottom of the first side door (6) and the second side door (7) are both equipped with guide bearings (1210). The guide bearings (1210) are located inside the snap-fit ​​groove (1211). The snap-fit ​​groove (1211) is opened on the door guide plate (1212).

7. A quick-opening rescue island according to claim 6, characterized in that: The first sector gear (123) and the second sector gear (124) constitute a meshing transmission structure, and the first sector gear (123) and the second sector gear (124) are symmetrically arranged.

8. A quick-opening rescue island according to claim 6, characterized in that: The third sector gear (127) and the fourth sector gear (128) are located below the first sector gear (123) and the second sector gear (124), and the third sector gear (127) and the fourth sector gear (128) are meshed together.

9. A quick-opening rescue island according to claim 6, characterized in that: The outer wall of the guide bearing (1210) and the inner wall of the snap-fit ​​groove (1211) on the door guide plate (1212) fit together, and the snap-fit ​​groove (1211) is set to be arc-shaped on the door guide plate (1212).

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