Field operation transfer box applied to emergency rescue

By setting up leveling, limiting and locking mechanisms in the field transfer box, the problems of drug shaking and leakage caused by ground unevenness are solved, and the stable transportation and rapid access of drugs are achieved, improving the efficiency of emergency rescue.

CN120423154APending Publication Date: 2025-08-05THE 971ST HOSPITAL OF THE CHINESE PEOPLES LIBERATION ARMY NAVY
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Patent Information

Application Number
CN202510727910.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-06-03
Publication Date
2025-08-05

AI Technical Summary

Technical Problem

The existing field transport boxes are tilted and shaking due to ground unevenness in complex rescue environments, resulting in drug vibration, collision and liquid drug leakage, affecting the safe transfer and rescue efficiency of materials.

Method used

The leveling mechanism is adopted to achieve automatic leveling using gravity sensing, combining the limit and locking mechanism to ensure that the storage box remains horizontal in the box and prevent shaking and position chaos.

Benefits of technology

Effectively avoid drug collisions and liquid leakage, ensure the fixed location of the drug, improve the rapid access efficiency of rescue personnel, and improve the practicality and reliability of field transport boxes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of medical transfer boxes, and discloses a field operation transfer box applied to emergency rescue, which comprises a box body, a box cover rotationally arranged on the box body, a storage box arranged in the box body and an operation table rotationally arranged on the storage box, and further comprises leveling mechanisms symmetrically arranged at the front and rear positions in the box body; the leveling mechanism comprises a frame body fixed in the box body, a slide way formed in the frame body, and a balancing weight, two groups of slide rods and a slide column which are arranged in the slide way in a sliding manner, the two groups of slide rods are respectively positioned on two sides of the balancing weight, and an abutting sheet is fixed at one end, close to the balancing weight, of each slide rod. According to the field operation transfer box applied to emergency rescue, by arranging the leveling mechanism, automatic leveling is achieved through gravity sensing, so that the storage box can be kept in a horizontal state in the box body, and the problems of medicine collision and liquid medicine leakage caused by inclination and shaking of the transfer box are effectively solved; and the practicability and reliability of the field operation transfer box in emergency rescue are improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of medical transfer boxes, and in particular to a field transfer box used for emergency rescue. Background Art

[0002] In the modern emergency rescue system, field transfer boxes, as an indispensable key carrier, are not only responsible for the transportation of medicines and supplies, but also must have the function of mobility to facilitate the progress of rescue work. Whether it is a natural disaster site or battlefield medical rescue, field transfer boxes need to deliver medical supplies to designated locations in harsh environments, providing basic guarantees for saving lives and carrying out emergency medical treatment. With the development of biomedical platforms, intelligent diagnosis and treatment systems and cloud platforms, the role of field transfer boxes in ensuring the integrity, stability and data traceability of materials is becoming increasingly important.

[0003] The existing publication number CN218010258U discloses a field medicine box transport rack, which includes a square frame, vertical rods, a bottom plate and a baffle. The square frame is arranged horizontally, the vertical rods are arranged below the four corners of the square frame, and the square frame is fixed on the bottom plate through the vertical rods. The front of the transport rack body is open and is used to stack the medicine boxes inside the transport rack body. The baffle is a telescopic rod, which consists of an inner rod and an outer rod. The outer rod is sleeved on the outside of the inner rod. An "L"-shaped slot is provided on the side wall of the outer rod. A pin passing through the "L"-shaped slot of the outer rod is fixed on the side wall of the inner rod. The baffle is plugged into the front opening of the transport rack body to prevent the medicine boxes from falling. Although the above technical solution can realize rapid loading and unloading and stable transportation of medical supplies through the frame structure and the adjustable baffle,

[0004] However, in actual rescue scenarios, the field transfer boxes in the existing technology are prone to tilting or even shaking violently during movement due to the complex rescue environment and the often rugged ground, causing the internal medicines and supplies to vibrate or collide. First, the collision between medicines may cause damage to the outer packaging of the medicines, affecting the effectiveness of the medicines and making them unable to be used normally. Especially for liquid medicines, such as injections, blood products, etc., shaking may cause the container to rupture, the seal to fail, causing leakage, and the physical oscillation may affect the chemical stability of the medicines. In addition, the position of the materials in the box becomes chaotic due to shaking, making it difficult for rescue personnel to quickly locate the required items in an emergency, thereby delaying the time for treatment. Summary of the Invention

[0005] The purpose of the present invention is to provide a field transfer box for emergency rescue, so as to solve the problem proposed in the above background technology that the existing field transfer box tilts and shakes due to uneven ground in a complex rescue environment, thereby causing vibration or collision of medicines, resulting in the inability to safely transport medical supplies.

[0006] The present invention provides a field transfer box for emergency rescue, which adopts the following technical solutions:

[0007] A field transfer box for emergency rescue, comprising a box body, a box cover rotatably mounted on the box body, a storage box disposed within the box body, and an operating table rotatably mounted on the storage box, and further comprising a leveling mechanism symmetrically disposed at front and rear positions within the box body;

[0008] The said leveling mechanism comprises a frame fixed in the box body, a slideway provided on the frame body, a counterweight block, a slide rod and a slide column slidably arranged in the slideway, wherein the slide rod is provided with two groups, respectively located on both sides of the counterweight block, an abutment piece is fixed on one end of the slide rod close to the counterweight block, the abutment piece contacts the counterweight block, a fixed frame is symmetrically fixed in the said slideway, the other end of the slide rod passes through the fixed frame and is fixed with another abutment piece, a spring is provided between the other abutment piece and the slide column, wherein the bottom end of the storage box is fixedly connected with a supporting plate, the supporting plate is rotatably connected to the box body through a central axis, and a connecting rod is hinged between the supporting plate and the slide column;

[0009] The frame is a structure with a horizontal middle part and upward inclination at both ends. In the initial state, the counterweight block is in the middle of the slide. When the box body tilts, the counterweight block slides toward the downward inclined side, causing the slide column to slide along the upward inclined end of the frame body, controlling the pallet to remain horizontal.

[0010] Furthermore, slots are symmetrically provided on the left and right sides of the inner wall of the box, and each set of slots is provided with a limiting mechanism and a locking mechanism. The limiting mechanism includes a sleeve block provided in the slot, a waist-shaped hole provided on the sleeve block, and an insertion rod passing through the waist-shaped hole. The insertion rod is fixed in the slot, and a spring 2 is provided on the insertion rod. The sleeve block is rotatably connected to a limiting plate through an axis rod, and the limiting plates are respectively attached to both sides of the upper surface of the support plate.

[0011] Furthermore, the locking mechanism includes an abutment plate slidably arranged in the slot, the inner wall of the slot is provided with a slide groove for the abutment plate to slide, a spring three is provided in the slide groove, the two ends of the spring three respectively abut against the abutment plate and the slide groove, and the side of the abutment plate in contact with the sleeve block is provided with an inclined surface;

[0012] A friction plate is provided on the inner wall of the waist-shaped hole away from the insertion rod to control the abutment plate to slide along the slide groove, and the abutment sleeve moves toward the supporting plate, so that the friction plate and the insertion rod are in friction contact, locking the position of the limit plate.

[0013] Furthermore, the box cover is rotatably connected to the top of the box body via a rotating shaft, a rope is fixed on the abutment plate, and the other end of the rope is fixed and wound around the rotating shaft.

[0014] Furthermore, a positive pole magnetic piece is embedded in the sleeve block, and a negative pole magnetic piece is embedded in the inner wall of the slotted side away from the supporting plate.

[0015] Furthermore, the length of the abutment plate is consistent with the length of the slot.

[0016] Furthermore, both ends of the shaft are provided with torsion springs, and both ends of the torsion springs are respectively fixed on the sleeve block and the limit plate.

[0017] Furthermore, movable grooves for inserting the limiting plates are respectively formed on the bottoms of both sides of the storage box, and the length of the movable grooves is greater than the length of the limiting plates.

[0018] Furthermore, a slider is fixed on the slide post, and a track for the slider to slide is provided on the frame.

[0019] Furthermore, a channel for the rope to pass through is opened on the box body, and the channel is connected with the slot.

[0020] Beneficial effects of the present invention:

[0021] 1. By setting up a leveling mechanism and using gravity sensing to achieve automatic leveling, the storage box can maintain a horizontal state inside the box, effectively avoiding the collision of medicines and leakage of liquid medicines caused by the tilting and shaking of the transfer box. Secondly, the horizontal stability of the storage box makes the position of the internal medicines and supplies relatively fixed, and will not be disorganized due to shaking. In an emergency, rescue personnel can quickly and accurately locate and retrieve the required items, greatly improving the rescue efficiency, avoiding delays in treatment due to searching for supplies, and effectively improving the practicality and reliability of the field transfer box in emergency rescue.

[0022] 2. By setting a limit mechanism, the stability of the storage box during the leveling process is further enhanced. In the initial state, the limit plate effectively limits the pallet to prevent unnecessary displacement of the storage box. When the box is tilted, the sleeve block and the limit plate can adapt to the angle change of the pallet and continuously apply a limit force to the pallet, thereby improving the stability of the storage box during the leveling process.

[0023] 3. By setting up a locking mechanism, when the rescue personnel open the box cover, the rotation of the shaft drives the rope to tighten, pulling the abutment plate to push the sleeve block, locking the limit plate, thereby fixing the storage box and preventing the storage box from shaking when taking materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0025] Figure 2 This is a schematic diagram of the box body, box cover, storage box and operating table of the present invention in an unfolded state;

[0026] Figure 3 It is a schematic cross-sectional view of the three-dimensional structure of the box body, box cover and storage box of the present invention;

[0027] Figure 4 It is a schematic cross-sectional view of the three-dimensional structure of the box body, storage box, operating table and leveling mechanism of the present invention;

[0028] Figure 5 This is a schematic diagram of a front view of the structure cross section of the leveling mechanism of the present invention;

[0029] Figure 6 It is a schematic cross-sectional view of the three-dimensional structure of the frame and the support plate of the present invention;

[0030] Figure 7 It is a schematic diagram of the three-dimensional structure of the limiting mechanism of the present invention;

[0031] Figure 8 It is a schematic cross-sectional view of the three-dimensional structure of the box body of the present invention;

[0032] Figure 9 For the present invention Figure 8 A schematic diagram of the structure at center A;

[0033] Figure 10 It is a schematic cross-sectional view of the partial three-dimensional structure of the box body and the box cover of the present invention.

[0034] In the picture:

[0035] 100, box body; 200, box cover; 300, storage box; 400, operating table; 500, leveling mechanism; 501, frame; 502, slideway; 503, counterweight; 504, slide bar; 505, contact piece; 506, fixing frame; 507, slide column; 5071, slider; 5072, track; 508, spring 1; 509, connecting rod; 510, support plate; 511, center axis; 600, slot; 700, limit mechanism; 701, sleeve block; 702, waist-shaped hole; 7021, friction plate; 703, plug rod; 704, spring 2; 705, shaft; 706, limit plate; 707, torsion spring; 708, movable slot; 800, locking mechanism; 801, abutment plate; 802, slide groove; 803, spring 3; 804, rope; 805, channel; 900, rotating shaft. DETAILED DESCRIPTION

[0036] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0037] Reference Figure 1-Figure 2 A field transfer box used for emergency rescue includes a box body 100, a box cover 200 rotatably set on the box body 100, a storage box 300 set in the box body 100, and an operating table 400 rotatably set on the storage box 300. It should be noted that wheels are detachably installed on the bottom of the box body 100, and the box body 100 and the box cover 200 are fixed with a lock.

[0038] Reference Figure 3-Figure 6 , also includes a leveling mechanism 500, the leveling mechanism 500 is symmetrically arranged at the front and rear positions in the box body 100, and is used to control the storage box 300 to maintain a horizontal state in the box body 100, the leveling mechanism 500 includes a frame 501 fixed in the box body 100, a slide 502 opened on the frame 501, and a counterweight block 503, a slide rod 504 and a slide column 507 slidingly arranged in the slide 502, wherein the slide rod 504 is provided with two groups, respectively located on both sides of the counterweight block 503, and an abutment piece 505 is fixed at one end of the slide rod 504 close to the counterweight block 503, and the abutment piece 505 is in contact with the counterweight block 503, and the slide 502 is level. It is said that it is fixed with a fixing frame 506, the other end of the slide rod 504 passes through the fixing frame 506 and is fixed with another abutment piece 505, a spring 508 is arranged between the other abutment piece 505 and the slide column 507, and the two ends of the spring 508 are respectively fixed on the other abutment piece 505 and the slide column 507, wherein the bottom end of the storage box 300 is fixedly connected with a support plate 510, and the support plate 510 is rotatably connected to the box body 100 through the central axis 511, and the central axis 511 is horizontally arranged along the front and rear direction of the box body 100, and its two ends are rotatably connected to the side wall of the box body 100 through bearings, and a connecting rod 509 is hinged between the support plate 510 and the slide column 507.

[0039] A slider 5071 is fixed to the slide column 507, and a track 5072 for the slider 5071 to slide is provided on the frame 501. When the box 100 tilts and the counterweight 503 slides to move the slide column 507, the slider 5071 can slide along the track 5072 to guide the slide column 507.

[0040] It should be noted that the frame 501 is a structure with a horizontal middle part and upward inclination at both ends. In the initial state, the counterweight block 503 is in the middle of the slide 502. When the box 100 moves on complex terrain and tilts, under the action of gravity, the counterweight block 503 will slide along the slide 502 toward the downward inclined side. During the sliding process, the counterweight block 503 pushes the abutment plate 505, driving the slide bar 504 to move. The movement of the slide bar 504 will compress the spring 1 508, pushing the slide column 507 to slide along the upward inclined end of the frame 501, and transmitting the force through the connecting rod 509 to push the support plate 510 to rotate about the central axis 511. Because the support plate 510 is fixedly connected to the storage box 300, the storage box 300 will adjust its angle accordingly to offset the tilt of the box 100 and maintain a horizontal state.

[0041] Further, refer to Figure 7-Figure 9, slots 600 are symmetrically opened on the left and right sides of the inner wall of the box body 100, and each set of slots 600 is provided with a limiting mechanism 700 and a locking mechanism 800. Specifically, the limiting mechanism 700 includes a sleeve block 701 provided in the slot 600, a waist-shaped hole 702 provided on the sleeve block 701, and an insertion rod 703 passing through the waist-shaped hole 702. The upper and lower ends of the insertion rod 703 are respectively fixed to the upper and lower inner walls of the slot 600. A spring 2 704 is provided on the insertion rod 703. The two ends of the spring 2 704 are respectively fixed on the sleeve block 701 and the slot 600. The sleeve block 701 is rotatably connected to the limiting plate 706 through the shaft 705. The limiting plates 706 are respectively attached to the support plates 51 0, both ends of the shaft 705 are provided with torsion springs 707 on the left and right sides of the upper surface, and the two ends of the torsion spring 707 are respectively fixed on the sleeve block 701 and the limit plate 706. In the initial state, the limit plate 706 limits the supporting plate 510. When the box body 100 is tilted, the leveling mechanism 500 drives the supporting plate 510 to rotate, and the rotation of the supporting plate 510 drives the limit plate 706 to rotate around the shaft 705. At the same time, the rotating limit plate 706 drives the sleeve block 701 to slide on the insertion rod 703, compressing or stretching the spring 704. The limit plate 706 can continuously apply a limiting force to the supporting plate 510 under the torsion of the torsion spring 707, thereby improving the stability of the storage box 300 during the leveling process.

[0042] Among them, movable grooves 708 for the limiting plates 706 to be inserted into are respectively opened at the bottom of both sides of the storage box 300, and the length of the movable grooves 708 is greater than the length of the limiting plates 706. The movable grooves 708 are mainly used to facilitate the limiting plates 706 to limit and adjust the storage box 300.

[0043] Specifically, refer to Figures 8-10 The locking mechanism 800 includes an abutment plate 801 slidingly arranged in the slot 600. The inner wall of the slot 600 is provided with a slide groove 802 for the abutment plate 801 to slide. A spring 3 803 is provided in the slide groove 802. The two ends of the spring 3 803 respectively abut against the abutment plate 801 and the slide groove 802. The side of the abutment plate 801 in contact with the sleeve 701 is provided with an inclined surface. The inner wall of the waist-shaped hole 702 away from the insertion rod 703 is provided with a friction plate 7021. When the position of the limit plate 706 needs to be locked, the control abutment plate 80 As the sleeve 701 slides along the slide groove 802, the inclined surface of the abutment plate 801 generates a horizontal component of force on the sleeve 701, pushing the sleeve 701 toward the support plate 510. During the movement of the sleeve 701, the friction plate 7021 on the inner wall of the waist-shaped hole 702 on the side away from the insertion rod 703 gradually comes into friction contact with the insertion rod 703, thereby limiting the sliding of the sleeve 701 on the insertion rod 703. Since the sleeve 701 is rotatably connected to the limit plate 706 through the shaft 705, the position of the sleeve 701 is locked, thereby achieving the locking of the position of the limit plate 706.

[0044] The length of the abutting plate 801 is consistent with the length of the slot 600 . No matter where the sleeve 701 is located in the slot 600 , the abutting plate 801 can abut against and push the sleeve 701 .

[0045] It is worth noting that the box cover 200 is rotatably connected to the top of the box body 100 through the rotating shaft 900, and the rotating shaft 900 is fixed to the rear side of the box cover 200. The rotating shaft 900 is horizontally arranged along the left and right directions of the box body 100, and its two ends are rotatably connected to the outer wall of the box body 100 through bearings. A rope 804 is fixed on the abutment plate 801, and the other end of the rope 804 is fixed and wound around the rotating shaft 900. A channel 805 for the rope 804 to pass through is opened on the box body 100, and the channel 805 is connected to the slot 600. When the rescuer opens the box cover 200, The box cover 200 rotates upward with the rotating shaft 900 as the center, and the rotating shaft 900 rotates synchronously, driving the wound rope 804 to tighten. The tension of the rope 804 pulls the abutment plate 801 to slide along the slide groove 802 in the slot 600, so that the abutment plate 801 contacts the sleeve block 701 and pushes the sleeve block 701 toward the support plate 510. The friction contact between the friction plate 7021 and the insertion rod 703 is used to limit the position of the sleeve block 701 and the limit plate 706, thereby locking the position of the storage box 300, making it convenient for rescue personnel to quickly access the medicines and supplies in the storage box 300.

[0046] It should be noted that a positive pole magnet is embedded in the sleeve 701, and a negative pole magnet is embedded in the inner wall of the slot 600 away from the support plate 510. The positive pole magnet and the negative pole magnet attract each other, and the length of the negative pole magnet is consistent with that of the slot 600. When the box cover 200 is closed, the box cover 200 rotates downward around the rotating shaft 900 to reset, and the rotating shaft 900 rotates in the opposite direction to release the rope 804. At this time, the elastic potential energy of the spring three 803 is released, pushing the abutment plate 801 to reset. After the abutment plate 801 is separated from the sleeve 701, the sleeve 701 is reset through the attraction between the positive pole magnet and the polar pole magnet, and the friction plate 7021 is no longer in contact with the insertion rod 703. The locking state of the limit plate 706 is released, and the storage box 300 is restored to an adjustable state.

[0047] The present application provides a working principle of a field transfer box for emergency rescue: during the transfer process, when the box body 100 moves and tilts on complex terrain, the counterweight block 503 slides along the slide 502 toward the downwardly inclined side under the action of gravity, and the counterweight block 503 pushes the abutment plate 505 to drive the slide bar 504 to move. The slide bar 504 compresses the spring 1 508, pushing the slide column 507 to slide along the upwardly inclined end of the frame 501, and the slider 5071 on the slide column 507 slides along the track 5072 to ensure that the slide column 507 moves stably. The slide column 507 transmits the force to the support plate 510 through the connecting rod 509, and the support plate 510 rotates around the central axis 511. Because the support plate 510 is fixedly connected to the storage box 300, the storage box 300 adjusts its angle accordingly to offset the tilt of the box body 100 and maintain a horizontal state.

[0048] During this process, the rotation of the support plate 510 drives the limit plate 706 to rotate around the shaft 705. When the limit plate 706 rotates, it drives the sleeve block 701 to slide on the insertion rod 703, compressing or stretching the spring 2 704. The torsion spring 707 provides torque for the limit plate 706, so that it always fits the support plate 510. Even if the angle of the storage box 300 changes, it can maintain effective limitation, thereby improving the stability of the storage box 300 during the leveling process.

[0049] When the rescue personnel need to take supplies and open the box cover 200, the box cover 200 rotates around the rotating shaft 900, and the rotating shaft 900 rotates synchronously, tightening the wound rope 804. The tension of the rope 804 pulls the abutment plate 801 to slide in the slide groove 802, and the inclined surface of the abutment plate 801 pushes the inclined surface of the sleeve block 701, so that the sleeve block 701 moves toward the support plate 510, so that the friction plate 7021 in the waist-shaped hole 702 fits tightly with the insertion rod 703, generating friction, locking the position of the sleeve block 701, and then locking the limit plate 706, fixing the storage box 300, and preventing the storage box 300 from shaking when taking supplies, causing the medicine to collide and spill.

[0050] When closing the box cover 200, the box cover 200 rotates downward around the rotating shaft 900 to reset, and the rotating shaft 900 rotates in the opposite direction to release the rope 804. The elastic potential energy of the spring three 803 controls the abutment plate 801 to reset. After the abutment plate 801 is separated from the sleeve block 701, the positive pole magnetic piece embedded in the sleeve block 701 and the negative pole magnetic piece on the inner wall of the slot 600 generate attraction, so that the sleeve block 701 is reset, the friction plate 7021 is disengaged from the insertion rod 703, the locking state of the limit plate 706 is released, and the storage box 300 returns to the adjustable state.

[0051] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A field transfer box used for emergency rescue, comprising a box body, a box cover rotatably mounted on the box body, a storage box disposed in the box body, and an operating table rotatably mounted on the storage box, characterized in that: It also includes a leveling mechanism, which is symmetrically arranged at the front and rear positions in the box body; The said leveling mechanism comprises a frame fixed in the box body, a slideway provided on the frame body, a counterweight block, a slide rod and a slide column slidably arranged in the slideway, wherein the slide rod is provided with two groups, respectively located on both sides of the counterweight block, an abutment piece is fixed on one end of the slide rod close to the counterweight block, the abutment piece contacts the counterweight block, a fixed frame is symmetrically fixed in the said slideway, the other end of the slide rod passes through the fixed frame and is fixed with another abutment piece, a spring is provided between the other abutment piece and the slide column, wherein the bottom end of the storage box is fixedly connected with a supporting plate, the supporting plate is rotatably connected to the box body through a central axis, and a connecting rod is hinged between the supporting plate and the slide column; The frame is a structure with a horizontal middle part and upward inclination at both ends. In the initial state, the counterweight block is in the middle of the slide. When the box body tilts, the counterweight block slides toward the downward inclined side, causing the slide column to slide along the upward inclined end of the frame body, controlling the pallet to remain horizontal.

2. The field transfer box for emergency rescue according to claim 1 is characterized in that: Slots are symmetrically provided on the left and right sides of the inner wall of the box, and each set of slots is provided with a limiting mechanism and a locking mechanism. The limiting mechanism includes a sleeve block provided in the slot, a waist-shaped hole provided on the sleeve block, and an insertion rod passing through the waist-shaped hole. The insertion rod is fixed in the slot, and a spring 2 is provided on the insertion rod. The sleeve block is rotatably connected to a limiting plate through an axis rod, and the limiting plates are respectively attached to both sides of the upper surface of the support plate.

3. The field transfer box for emergency rescue according to claim 2 is characterized in that: The locking mechanism includes an abutment plate slidably arranged in the slot, an inner wall of the slot is provided with a slide groove for the abutment plate to slide, a spring three is provided in the slide groove, two ends of the spring three respectively abut against the abutment plate and the slide groove, and the side of the abutment plate in contact with the sleeve block is provided with an inclined surface; A friction plate is provided on the inner wall of the waist-shaped hole away from the insertion rod to control the abutment plate to slide along the slide groove, and the abutment sleeve moves toward the supporting plate, so that the friction plate and the insertion rod are in friction contact, locking the position of the limit plate.

4. The field transfer box for emergency rescue according to claim 3 is characterized by: The box cover is rotatably connected to the top of the box body through a rotating shaft. A rope is fixed on the abutment plate, and the other end of the rope is fixed and wound around the rotating shaft.

5. The field transfer box for emergency rescue according to claim 3 is characterized in that: A positive pole magnetic piece is embedded in the sleeve block, and a negative pole magnetic piece is embedded in the inner wall of the slotted side away from the supporting plate.

6. The field transfer box for emergency rescue according to claim 3 is characterized by: The length of the abutting plate is consistent with the length of the slot.

7. The field transfer box for emergency rescue according to claim 2, characterized in that: Both ends of the shaft are provided with torsion springs, and the two ends of the torsion spring are respectively fixed on the sleeve block and the limiting plate.

8. The field transfer box for emergency rescue according to claim 2, characterized in that: The bottoms of both sides of the storage box are respectively provided with movable grooves for the limiting plates to be inserted into, and the length of the movable grooves is greater than the length of the limiting plates.

9. The field transfer box for emergency rescue according to claim 1, characterized in that: A sliding block is fixed on the sliding column, and a track for the sliding block to slide is provided on the frame.

10. The field transfer box for emergency rescue according to claim 4, characterized in that: The box body is provided with a channel for the rope to pass through, and the channel is connected with the slot.

Citation Information

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