Portable high-stability movable power box

Abstract

The invention discloses a portable high-stability movable power box, which comprises a mounting box and a power supply body, and is characterized in that the two sides of the front side and the rear side of the bottom of the mounting box are fixedly connected with sliding chute plates, and the invention relates to the technical field of power boxes. According to the portable high-stability movable power supply box, the stabilizing mechanism, the ventilation and heat dissipation mechanism and the reinforced sealing mechanism are arranged between the mounting box and the power supply body, so that the device can be stably placed through the cooperation of the stabilizing mechanism, the ventilation and heat dissipation mechanism and the reinforced sealing mechanism; the device can utilize a supporting frame to replace a pulley to make contact with the ground, the stability of the device is enhanced, the pulley can be synchronously retracted to facilitate follow-up rotating and cleaning of the pulley, sealing protection on the front side and the rear side of the installation box is synchronously relieved, and the installation box is promoted to be in a ventilation state; and the electric fan is synchronously started to dissipate heat of the power supply body to be used in the mounting box.

Description

Technical Field

[0001] The invention relates to the technical field of power supply boxes, in particular to a portable, highly stable and movable power supply box. Background Art

[0002] With the development of charging and energy storage technology, power boxes can be used as emergency backup power sources outdoors or during power outages, and pulleys will be added to facilitate short-distance movement of the power box. Although pulleys are used to facilitate short-distance movement in the prior art, it is inevitable that there are still shortcomings in actual use. For example, relying solely on the four points of the wheel brake as a ground stabilization mechanism will result in a small contact area between the power box and the ground, and its stability needs to be improved. In the prior art, it is also inconvenient to retract the wheel set when it is placed firmly, so that the wheel set can be restored to a free state so that the surface of the wheel set can be manually rotated and cleaned (mud and other attached impurities). In order to avoid such problems, a convenient, highly stable, movable power box is proposed to solve the existing problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a portable, highly stable movable power box, which solves the problems that the power box has a small contact area with the ground, resulting in its stability needing to be improved, and the wheel set is inconvenient to retract, resulting in the wheel set being inconvenient to manually rotate for comprehensive cleaning.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a portable, highly stable, movable power supply box, comprising an installation box and a power supply body, the power supply body being fixedly arranged at the bottom of the inner cavity of the installation box, the front and rear sides of the bottom of the installation box being fixedly connected with slide plates, the surface of the slide plates being slidably connected with toothed slide plates, the opposite sides of the two toothed slides on the same side are rotatably provided with pulleys, a support frame is slidably provided at the bottom of the installation box, a stabilizing mechanism is provided between the support frame and the installation box, a ventilation and heat dissipation mechanism is provided between the stabilizing mechanism and the installation box, and a reinforced sealing mechanism is provided between the ventilation and heat dissipation mechanism and the installation box.

[0005] Preferably, the stabilizing mechanism includes a hydraulic cylinder, which is fixedly arranged at the bottom of the installation box, and the end of the extended end of the hydraulic cylinder is fixedly connected to an expansion plate, the bottom of the expansion plate is rotatably provided with a rotating roller, the top of the support frame is fixedly connected to an inclined block used in conjunction with the rotating roller, and a retraction mechanism is provided between the expansion plate and the toothed skateboard.

[0006] Preferably, the ventilation and heat dissipation mechanism includes a first ventilation strip grille, two of which are provided, and the two first ventilation strip grilles are respectively fixedly provided on the front and rear sides of the installation box, and a plurality of upper inclined plates are fixedly provided in an equidistant array on the opposite sides of the two first ventilation strip grilles, and a second ventilation strip grille is fixedly connected between the two toothed slides on the same plane through a bracket, and lower inclined plates used in conjunction with the upper inclined plates are provided on opposite sides of the two second ventilation strip grilles, and a plurality of electric fans are fixedly provided on the bottom of the inner cavity of the installation box, and a control button used in conjunction with the electric fan is fixedly provided on the inner wall at the opening of the installation box through a slot.

[0007] Preferably, the enhanced sealing mechanism includes a rectangular sliding sleeve, a plurality of the rectangular sliding sleeves are provided, and the plurality of rectangular sliding sleeves are symmetrically fixedly arranged on the opposite sides of the two second ventilation strip grilles, a telescopic plate is slidably connected inside the rectangular sliding sleeve, a second return spring is fixedly connected between the telescopic plate and the rectangular sliding sleeve, and the opposite sides of the two telescopic plates on the same side are respectively fixedly connected to the back sides of the two lower inclined plates.

[0008] Preferably, the retraction mechanism includes a sliding rod, four of which are provided, and the four sliding rods are respectively fixedly provided on both sides of the front and rear sides of the bottom of the installation box, a toothed rack is slidably provided between the two sliding rods in the same plane, a second gear meshing with the toothed slide plate and the toothed rack is rotatably connected on the surface of the sliding groove plate, an inclined bar frame is fixedly connected between the two sides of the inner cavity of the toothed rack, and pressure rods are rotatably provided on the front and rear sides of the expansion plate and inside the inclined bar frame.

[0009] Preferably, one side of the installation box is rotatably connected to a rotating rod through a bracket and a bearing, one side of the rotating rod is fixedly connected to a cover plate used in conjunction with the installation box, the front and rear sides of the surface of the rotating rod are fixedly connected to a first gear, and the front and rear sides of one side of the support frame are fixedly connected to a gear pressure plate meshing with the first gear.

[0010] Preferably, a first sleeve is fixedly connected to both sides of the front and rear sides of the bottom of the installation box, a first telescopic rod is slidably connected inside the first sleeve, and the bottom end of the first telescopic rod is fixedly connected to the top of the support frame, and a first return spring is fixedly connected between the first telescopic rod and the first sleeve.

[0011] Preferably, a pull rod is fixedly provided on the other side of the installation box.

[0012] Beneficial Effects

[0013] The present invention provides a portable, highly stable, and movable power supply box. Compared with the prior art, it has the following beneficial effects:

[0014] (1) The portable, highly stable, movable power supply box is provided with a stabilizing mechanism, a ventilation and heat dissipation mechanism, and a reinforced sealing mechanism between the installation box and the power supply body. When the device is stably placed, the stabilizing mechanism, the ventilation and heat dissipation mechanism, and the reinforced sealing mechanism cooperate with each other, so that the device can use a support frame to replace the pulley to contact the ground, thereby enhancing the stability of the device. The pulley can also be retracted synchronously to facilitate the subsequent rotation and cleaning of the pulley. The sealing protection on the front and rear sides of the installation box can also be released synchronously to put it in a ventilated state. The electric fan can also be started synchronously to dissipate the heat of the power supply body to be used in the installation box. During the resetting of the stabilizing mechanism, the ventilation and heat dissipation mechanism, and the reinforced sealing mechanism, the lower inclined plate in the reinforced sealing mechanism can be further closely attached to the ventilation position of the first ventilation strip grid to enhance the sealing effect.

[0015] (2) The portable high-stability movable power supply box is provided with a rotating rod, a first gear and a gear pressure plate between the support frame and the cover plate, so that the support frame can replace the pulley for stable support, and can also synchronously cooperate with the rotating rod, the first gear and the gear pressure plate to enable the cover plate to be automatically opened for convenient use of the power supply body.

[0016] (3) The portable high-stability movable power supply box has a rotating roller rotatably arranged at the bottom of the expansion plate, so that when the expansion plate is squeezed and matched with the inclined block, the rotation ability of the rotating roller can reduce the friction resistance between the expansion plate and the inclined block.

[0017] (4) The portable high-stability movable power supply box is provided with a slide bar at the bottom of the installation box that is slidably matched with the grooved tooth frame, so that when the grooved tooth frame is driven by the extrusion of the inclined bar frame and the pressure rod, the slide bar can enhance the stability of the grooved tooth frame during the sliding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the external structure of the present invention;

[0019] Figure 2 It is a rear view of the installation box structure of the present invention;

[0020] Figure 3 It is an expanded view of the internal structure of the first sleeve of the present invention;

[0021] Figure 4 It is a schematic diagram of the stabilizing mechanism structure of the present invention;

[0022] Figure 5 For the present invention Figure 4 A partial enlarged view of the middle A;

[0023] Figure 6 A side view of the internal structure of the installation box of the present invention;

[0024] Figure 7 For the present invention Figure 6 A partial enlarged view of point B in the middle;

[0025] Figure 8 A schematic diagram of the structure of the enhanced sealing mechanism of the present invention;

[0026] Fig. 9 It is a top view of the installation box structure of the present invention.

[0027] In the figure: 1, installation box; 2, power supply body; 3, slide plate; 4, toothed slide plate; 5, pulley; 6, support frame; 7, stabilizing mechanism; 701, hydraulic cylinder; 702, expansion plate; 703, rotating roller; 704, inclined block; 8, retracting mechanism; 801, slide bar; 802, toothed rack with grooves; 803, second gear; 804, inclined bar frame; 805, pressure bar; 9, ventilation and heat dissipation mechanism; 901, first ventilation bar grille ; 902, upper inclined plate; 903, second ventilation strip grille; 904, lower inclined plate; 905, electric fan; 906, control button; 10, reinforced sealing mechanism; 101, rectangular sliding sleeve; 102, telescopic plate; 103, second return spring; 11, rotating rod; 12, cover plate; 13, first gear; 14, tooth pressure plate; 15, first sleeve; 16, first telescopic rod; 17, first return spring; 18, pull rod. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0029] See also Figure 1-9 , the present invention provides two technical solutions:

[0030] Embodiment 1

[0031] A portable, highly stable, movable power supply box comprises an installation box 1 and a power supply body 2. The power supply body 2 is fixedly arranged at the bottom of the inner cavity of the installation box 1. Both sides of the front and rear sides of the bottom of the installation box 1 are fixedly connected with slide plates 3. The surface of the slide plate 3 is slidably connected with a toothed slide plate 4. The opposite sides of the two toothed slide plates 4 on the same side are rotatably provided with pulleys 5. A support frame 6 is slidably arranged at the bottom of the installation box 1. A pull rod 18 is fixedly arranged on the other side of the installation box 1. As a detailed explanation: the inner wall of the installation box 1 and the outer wall of the power supply body 2 are fixedly provided with ear plates, and two adjacent ear plates are fixedly connected by bolts.

[0032] As a preferred embodiment: in order to increase the ground contact area of ​​the device and enhance its stability, a stabilizing mechanism 7 is provided between the support frame 6 and the installation box 1, and the stabilizing mechanism 7 includes a hydraulic cylinder 701, the hydraulic cylinder 701 is fixedly arranged at the bottom of the installation box 1, and the end of the extension end of the hydraulic cylinder 701 is fixedly connected with an expansion plate 702, and a rotating roller 703 is rotatably provided at the bottom of the expansion plate 702, and an inclined block 704 used in conjunction with the rotating roller 703 is fixedly connected to the top of the support frame 6, and a retraction mechanism 8 is provided between the expansion plate 702 and the toothed skateboard 4, and a first sleeve 15 is fixedly connected to both sides of the front and rear sides of the bottom of the installation box 1, and a first telescopic rod 16 is slidably connected inside the first sleeve 15, and the bottom end of the first telescopic rod 16 is fixedly connected to the top of the support frame 6, and a first return spring 17 is fixedly connected between the first telescopic rod 16 and the first sleeve 15;

[0033] Among them, in order to facilitate the retraction of the slide rod 801 so as to subsequently clean the slide rod 801, the retraction mechanism 8 includes a slide rod 801, four slide rods 801 are provided, and the four slide rods 801 are respectively fixedly arranged on both sides of the front and rear sides of the bottom of the installation box 1, and a toothed rack 802 is slidably arranged between the two slide rods 801 on the same plane, and the surface of the slide plate 3 is rotatably connected with a second gear 803 meshing with the toothed slide plate 4 and the toothed rack 802, and an inclined bar frame 804 is fixedly connected between the two sides of the inner cavity of the toothed rack 802, and a pressure rod 805 is rotatably arranged on the front and rear sides of the expansion plate 702 and inside the inclined bar frame 804.

[0034] As a preferred embodiment: in order to facilitate the release of the device protection mode and synchronously dissipate heat for the power supply body 2 to be used, a ventilation and heat dissipation mechanism 9 is arranged between the stabilizing mechanism 7 and the installation box 1, and the ventilation and heat dissipation mechanism 9 includes a first ventilation strip grille 901, and two first ventilation strip grilles 901 are provided, and the two first ventilation strip grilles 901 are respectively fixedly arranged on the front and rear sides of the installation box 1, and a plurality of upper inclined plates 902 are fixedly arranged in an equidistant array on the opposite sides of the two first ventilation strip grilles 901, and a second ventilation strip grille 903 is fixedly connected between two toothed slides 4 on the same plane through a bracket, and a lower inclined plate 904 used in conjunction with the upper inclined plate 902 is provided on the opposite sides of the two second ventilation strip grilles 903, and a plurality of electric fans 905 are fixedly arranged at the bottom of the inner cavity of the installation box 1, and a control button 906 used in conjunction with the electric fan 905 is fixedly arranged on the inner wall at the opening of the installation box 1 through a slot.

[0035] As a preferred embodiment: in order to enhance the sealing effect of the second ventilation strip grille 903 on the first ventilation strip grille 901, a reinforced sealing mechanism 10 is arranged between the ventilation and heat dissipation mechanism 9 and the installation box 1, and the reinforced sealing mechanism 10 includes a rectangular sleeve 101, and a plurality of rectangular sleeves 101 are arranged, and the plurality of rectangular sleeves 101 are symmetrically fixedly arranged on the opposite sides of the two second ventilation strip grilles 903, and the inside of the rectangular sleeve 101 is slidably connected with a telescopic plate 102, and a second return spring 103 is fixedly connected between the telescopic plate 102 and the rectangular sleeve 101, and the opposite sides of the two telescopic plates 102 on the same side are respectively fixedly connected to the opposite sides of the two lower inclined plates 904.

[0036] Embodiment 2

[0037] It includes an installation box 1 and a power supply body 2. The power supply body 2 is fixedly arranged at the bottom of the inner cavity of the installation box 1. Both sides of the front and rear sides of the bottom of the installation box 1 are fixedly connected with slide plates 3. The surface of the slide plate 3 is slidably connected with a toothed slide plate 4. The opposite sides of the two toothed slide plates 4 on the same side are rotatably provided with pulleys 5. A support frame 6 is slidably arranged at the bottom of the installation box 1, and a pull rod 18 is fixedly arranged on the other side of the installation box 1.

[0038] As a preferred embodiment: in order to increase the ground contact area of ​​the device and enhance its stability, a stabilizing mechanism 7 is provided between the support frame 6 and the installation box 1, and the stabilizing mechanism 7 includes a hydraulic cylinder 701, the hydraulic cylinder 701 is fixedly arranged at the bottom of the installation box 1, and the end of the extension end of the hydraulic cylinder 701 is fixedly connected with an expansion plate 702, and a rotating roller 703 is rotatably provided at the bottom of the expansion plate 702, and an inclined block 704 used in conjunction with the rotating roller 703 is fixedly connected to the top of the support frame 6, and a retraction mechanism 8 is provided between the expansion plate 702 and the toothed skateboard 4, and a first sleeve 15 is fixedly connected to both sides of the front and rear sides of the bottom of the installation box 1, and a first telescopic rod 16 is slidably connected inside the first sleeve 15, and the bottom end of the first telescopic rod 16 is fixedly connected to the top of the support frame 6, and a first return spring 17 is fixedly connected between the first telescopic rod 16 and the first sleeve 15;

[0039] Among them, in order to facilitate the retraction of the slide rod 801 so as to subsequently clean the slide rod 801, the retraction mechanism 8 includes a slide rod 801, four slide rods 801 are provided, and the four slide rods 801 are respectively fixedly arranged on both sides of the front and rear sides of the bottom of the installation box 1, and a toothed rack 802 is slidably arranged between the two slide rods 801 on the same plane, and the surface of the slide plate 3 is rotatably connected with a second gear 803 meshing with the toothed slide plate 4 and the toothed rack 802, and an inclined bar frame 804 is fixedly connected between the two sides of the inner cavity of the toothed rack 802, and a pressure rod 805 is rotatably arranged on the front and rear sides of the expansion plate 702 and inside the inclined bar frame 804.

[0040] As a preferred embodiment: in order to facilitate the release of the device protection mode and synchronously dissipate heat for the power supply body 2 to be used, a ventilation and heat dissipation mechanism 9 is arranged between the stabilizing mechanism 7 and the installation box 1, and the ventilation and heat dissipation mechanism 9 includes a first ventilation strip grille 901, and two first ventilation strip grilles 901 are provided, and the two first ventilation strip grilles 901 are respectively fixedly arranged on the front and rear sides of the installation box 1, and a plurality of upper inclined plates 902 are fixedly arranged in an equidistant array on the opposite sides of the two first ventilation strip grilles 901, and a second ventilation strip grille 903 is fixedly connected between two toothed slides 4 on the same plane through a bracket, and a lower inclined plate 904 used in conjunction with the upper inclined plate 902 is provided on the opposite sides of the two second ventilation strip grilles 903, and a plurality of electric fans 905 are fixedly arranged at the bottom of the inner cavity of the installation box 1, and a control button 906 used in conjunction with the electric fan 905 is fixedly arranged on the inner wall at the opening of the installation box 1 through a slot.

[0041] As a preferred embodiment: in order to enhance the sealing effect of the second ventilation strip grille 903 on the first ventilation strip grille 901, a reinforced sealing mechanism 10 is arranged between the ventilation and heat dissipation mechanism 9 and the installation box 1, and the reinforced sealing mechanism 10 includes a rectangular sleeve 101, and a plurality of rectangular sleeves 101 are arranged, and the plurality of rectangular sleeves 101 are symmetrically fixedly arranged on the opposite sides of the two second ventilation strip grilles 903, and the inside of the rectangular sleeve 101 is slidably connected with a telescopic plate 102, and a second return spring 103 is fixedly connected between the telescopic plate 102 and the rectangular sleeve 101, and the opposite sides of the two telescopic plates 102 on the same side are respectively fixedly connected to the opposite sides of the two lower inclined plates 904.

[0042] As a preferred embodiment: in order to improve the convenience of operating the cover plate 12, a rotating rod 11 is rotatably connected to one side of the installation box 1 through a bracket and a bearing, and a cover plate 12 used in conjunction with the installation box 1 is fixedly connected to one side of the rotating rod 11, and the front and rear sides of the surface of the rotating rod 11 are fixedly connected to the first gear 13, and the front and rear sides of one side of the support frame 6 are fixedly connected to a toothed pressure plate 14 meshing with the first gear 13.

[0043] The advantage of the second embodiment over the first embodiment is that by arranging a rotating rod 11, a first gear 13 and a tooth pressure plate 14 between the support frame 6 and the cover plate 12, the support frame 6 can replace the pulley 5 for stable support, and can also synchronously cooperate with the rotating rod 11, the first gear 13 and the tooth pressure plate 14 to enable the cover plate 12 to be automatically opened for convenient use of the power supply body 2.

[0044] The steps to use are as follows:

[0045] S1, drag the installation box 1 and the power source body 2 by the pull rod 18 to move, and after reaching the designated position, start the hydraulic cylinder 701. After the hydraulic cylinder 701 is started, its extended end drives the expansion plate 702 to retract, and the movement of the expansion plate 702 drives the rotating roller 703 to move. The movement of the rotating roller 703 will squeeze the inclined block 704, and the inclined block 704 presses down to drive the support frame 6 to be flush with the bottom of the pulley 5, so that the support frame 6 is in direct contact with the ground;

[0046] After the rotating roller 703 presses down the support frame 6 and causes the support frame 6 to contact the ground, the rotating roller 703 will continue to move, and the movement of the rotating roller 703 drives the pressure rod 805 to move, and the pressure rod 805 moves inside the inclined bar frame 804. As the inclined bar frame 804 is set, the pressure rod 805 will gradually press down the inclined bar frame 804, and the descending of the inclined bar frame 804 will drive the toothed rack 802 to move, and the toothed rack 802 moves downward to mesh with the second gear 803, and the second gear 803 meshes with the toothed slide plate 4. The meshing of the toothed slide plate 4 will drive the pulley 5 to rise and retract until the pulley 5 is completely off the ground;

[0047] S2, the toothed slide plate 4 rises and drives the second ventilation strip grid plate 903 to move upward, and the second ventilation strip grid plate 903 moves upward to drive the lower inclined plate 904 and the upper inclined plate 902 to break away from the blocking protection, so that the front and rear of the installation box 1 are ventilated. When the second ventilation strip grid plate 903 moves upward, the front second ventilation strip grid plate 903 will also press the control button 906, and the control button 906 starts the electric fans 905 controlled by the control button 906 to blow air and dissipate heat to the power supply body 2 to be used;

[0048] S3, when the support frame 6 descends, the support frame 6 synchronously drives the gear pressure plate 14 to descend, and the gear pressure plate 14 descends to mesh with the first gear 13, and the meshing rotation of the first gear 13 drives the rotating rod 11 to rotate, and finally the rotating rod 11 drives the cover plate 12 to flip 90 degrees.

Claims

1. A portable high-stability mobile power supply box, comprising an installation box (1) and a power supply body (2), wherein the power supply body (2) is fixedly arranged at the bottom of the inner cavity of the installation box (1), characterized in that: Both sides of the front and rear sides of the bottom of the installation box (1) are fixedly connected with a slide plate (3), the surface of the slide plate (3) is slidably connected with a toothed slide plate (4), and the opposite sides of the two toothed slide plates (4) on the same side are rotatably provided with pulleys (5), the bottom of the installation box (1) is slidably provided with a support frame (6), a stabilizing mechanism (7) is provided between the support frame (6) and the installation box (1), a ventilation and heat dissipation mechanism (9) is provided between the stabilizing mechanism (7) and the installation box (1), and a reinforced sealing mechanism (10) is provided between the ventilation and heat dissipation mechanism (9) and the installation box (1).

2. A portable high-stability mobile power supply box according to claim 1, characterized in that: The stabilizing mechanism (7) comprises a hydraulic cylinder (701), the hydraulic cylinder (701) is fixedly arranged at the bottom of the installation box (1), and the end of the extension end of the hydraulic cylinder (701) is fixedly connected to an expansion plate (702), the bottom of the expansion plate (702) is rotatably provided with a rotating roller (703), the top of the support frame (6) is fixedly connected to an inclined block (704) used in conjunction with the rotating roller (703), and a retraction mechanism (8) is arranged between the expansion plate (702) and the toothed slide plate (4).

3. The portable high-stability mobile power supply box according to claim 1, characterized in that: The ventilation and heat dissipation mechanism (9) comprises a first ventilation strip grille (901), wherein two first ventilation strip grilles (901) are provided, and the two first ventilation strip grilles (901) are respectively fixedly provided on the front side and the rear side of the installation box (1), and a plurality of upper inclined plates (902) are fixedly provided in an array at equal intervals on the opposite sides of the two first ventilation strip grilles (901), and a second ventilation strip grille (903) is fixedly connected between the two toothed slide plates (4) on the same plane through a bracket, and a lower inclined plate (904) used in conjunction with the upper inclined plate (902) is provided on the opposite sides of the two second ventilation strip grilles (903), and a plurality of electric fans (905) are fixedly provided at the bottom of the inner cavity of the installation box (1), and a control button (906) used in conjunction with the electric fan (905) is fixedly provided on the inner wall at the opening of the installation box (1) through a slot.

4. The portable high-stability mobile power supply box according to claim 3 is characterized in that: The enhanced sealing mechanism (10) comprises a rectangular sleeve (101), a plurality of the rectangular sleeves (101) are provided, and the plurality of rectangular sleeves (101) are symmetrically fixedly arranged on opposite sides of two second ventilation strip grille plates (903), a telescopic plate (102) is slidably connected inside the rectangular sleeve (101), a second return spring (103) is fixedly connected between the telescopic plate (102) and the rectangular sleeve (101), and opposite sides of the two telescopic plates (102) on the same side are respectively fixedly connected to opposite sides of the two lower inclined plates (904).

5. The portable high-stability mobile power supply box according to claim 2, characterized in that: The retracting mechanism (8) comprises a sliding rod (801), wherein four sliding rods (801) are provided, and the four sliding rods (801) are respectively fixedly provided on both sides of the front side and the rear side of the bottom of the installation box (1); a toothed rack (802) is slidably provided between two sliding rods (801) on the same plane; a second gear (803) meshing with the toothed slide plate (4) and the toothed rack (802) is rotatably connected to the surface of the sliding groove plate (3); an inclined bar frame (804) is fixedly connected between the two sides of the inner cavity of the toothed rack (802); and a pressure rod (805) is rotatably provided on the front and rear sides of the expansion plate (702) and inside the inclined bar frame (804).

6. The portable high-stability mobile power supply box according to claim 1, characterized in that: One side of the installation box (1) is rotatably connected to a rotating rod (11) via a bracket and a bearing, one side of the rotating rod (11) is fixedly connected to a cover plate (12) used in conjunction with the installation box (1), the front and rear sides of the surface of the rotating rod (11) are fixedly connected to a first gear (13), and the front and rear sides of one side of the support frame (6) are fixedly connected to a toothed pressure plate (14) meshing with the first gear (13).

7. The portable high-stability mobile power supply box according to claim 1, characterized in that: The first sleeve (15) is fixedly connected to both sides of the front and rear sides of the bottom of the installation box (1), the first sleeve (15) is slidably connected to the inside of the first telescopic rod (16), and the bottom end of the first telescopic rod (16) is fixedly connected to the top of the support frame (6), and a first return spring (17) is fixedly connected between the first telescopic rod (16) and the first sleeve (15).

8. The portable high-stability mobile power supply box according to claim 1, characterized in that: A pull rod (18) is fixedly arranged on the other side of the installation box (1).

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