CN212473761U

CN212473761U - Self-opening trunk

Info

Publication number: CN212473761U
Application number: CN202020758510.6U
Authority: CN
Inventors: 谢国华; 郑庆显
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-02-05
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to a from opening trunk. The automatic turnover box comprises a lower box body and an upper box body, wherein an articulated shaft for enabling the upper box body and the lower box body to be articulated and connected, a locking device for enabling the upper box body and the lower box body to be locked and connected or unlocked, and a torsion spring capable of driving the upper box body to automatically turn upwards and open relative to the lower box body around the articulated shaft when the locking device is unlocked; the torsional spring sets up between last box and lower box, and the torsion arm of two tip of torsional spring is connected respectively and is acted on last box and lower box and applys the effort that makes last box and lower box physical stamina keep the relative upset opening trend to last box and lower box moreover. The utility model discloses the box is automatic to be opened down relatively to the last box when unblanking under the drive of torsional spring, easy operation, and two torsion arms of torsional spring are applyed the power that two boxes opened relatively about enabling respectively to last box and lower box when upper and lower box is closed moreover to can reduce the frequency of rocking of box, the noise that significantly reduces, increase of service life.

Description

Self-opening trunk

Technical Field

The utility model relates to a box is a very much from opening trunk.

Background

The existing trunk of the electric vehicle or the motorcycle is complicated to use when the trunk is opened, one hand is needed to unlock the trunk, the other hand is needed to carry the trunk body, and the trunk can be normally opened only by the simultaneous cooperation of the two hands; and only rely on an articulated shaft to articulate between the last box in current trunk and the lower box, the car rocks between the box about the in-process of going strong, the noise is big, influences user's use and experiences, rocks moreover and makes spare part produce wearing and tearing easily, influences the life of trunk.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: overcome above shortcoming and provide a from opening trunk, the trunk is opened automatically relatively under the drive of torsional spring to the last box when this trunk unblanks, easy operation, two torsion arms of torsional spring are applyed the power that enables two upper and lower boxes and open relatively to last box and lower box respectively when upper and lower box is closed moreover to can reduce the frequency of rocking of box, the noise that significantly reduces, increase of service life.

The utility model discloses a following technical scheme realizes: a self-opening trunk is characterized in that: the upper box body and the lower box body are connected through a hinge shaft for connecting the upper box body and the lower box body in a hinged mode, a locking device for locking and connecting the upper box body and the lower box body or unlocking the upper box body and the lower box body, and a torsion spring capable of driving the upper box body to automatically turn upwards and open relative to the lower box body around the hinge shaft when the locking device is unlocked; the torsional spring sets up between last box and lower box, and the torsion arm of two tip of torsional spring is connected respectively and is acted on last box and lower box and applys the effort that makes last box and lower box physical stamina keep the relative upset opening trend to last box and lower box moreover.

Preferably, the number of the articulated shafts is more than two, and each articulated shaft is arranged between the lower edge of the rear side wall of the upper box body and the upper edge of the rear side wall of the lower box body and is sequentially arranged at intervals along the same axial direction; more than two groups of hinge matching components which are respectively and correspondingly installed and connected with each hinge shaft are arranged between the lower edge of the rear side wall of the upper box body and the upper edge of the rear side wall of the lower box body; each group of hinged matching components comprises more than one lower hinged matching sleeve which is fixedly arranged on the upper edge of the rear side wall of the lower box body and coaxially arranged at intervals in sequence, and an upper hinged matching sleeve which is fixedly arranged on the lower edge of the rear side wall of the upper box body and is positioned at the axial side of the corresponding lower hinged matching sleeve; each articulated shaft is connected in the corresponding lower articulated matching sleeve and the upper articulated matching sleeve in a penetrating way.

Preferably, the number of the torsion springs corresponds to the number of the hinge shafts, the torsion springs are respectively sleeved on the peripheral wall of each corresponding hinge shaft, and each torsion spring is located between one lower hinge fit sleeve and the adjacent upper hinge fit sleeve in one group of hinge fit components.

Preferably, the torsion springs are second torsion springs which are arranged in the inner cavities of the upper box body and the lower box body and are positioned on the same side with the hinged position of the hinged shaft of the upper box body and the lower box body, the number of the second torsion springs is more than two, the second torsion springs are sequentially arranged along the axial direction parallel to the hinged shaft, the torsion spring bodies of each group of torsion spring groups are suspended in the inner cavities of the upper box body and the lower box body, one torsion arm extends to the inner side wall of one box body and is fixedly connected with the inner side wall of the other box body, the other torsion arm extends to the inner side wall of the other box body, the free end of the other torsion arm of each group of the second torsion springs is fixedly connected through a horizontal rod, and the horizontal rod is fixedly installed on the inner side wall of the box body to which the other torsion arm extends and is parallel.

In order to play a role of reinforcing the flange, the peripheral edge of the upper end of the lower box body is provided with a lower flange which horizontally protrudes outwards in the direction away from the center of the lower box body, and the lower hinge fit sleeves are distributed and connected above the upper surface of the lower flange; the peripheral edge of the lower end of the upper box body is provided with an upper flange which horizontally protrudes outwards in the direction away from the center of the upper box body, and the upper hinge fit sleeves are distributed and connected below the lower surface of the upper flange; the self-opening trunk further comprises reinforcing ribs, wherein the reinforcing ribs comprise lower reinforcing ribs arranged below the lower hinged matching sleeve and connected between the outer side of the rear side wall of the lower box body and the bottom of the lower flange, and upper reinforcing ribs arranged above the upper hinged matching sleeve and connected between the outer side of the rear side wall of the upper box body and the upper surface of the upper flange. The upper reinforcing rib and the lower reinforcing rib can be designed in an integrated mode and can also be arranged in an interval distribution mode.

Preferably, the locking device comprises a key unlocking assembly arranged between the upper box body and the lower box body; the key unlocking assembly comprises a lock box, a clamping hook, a reset spring, a movable push rod and a clamping block, wherein the clamping block is arranged at the edge of the upper end of the side wall of one box body and horizontally and inwards extends from the edge to the direction close to the center of the box body; the reset spring is arranged beside one side of the advancing direction of the hook unhooking rotation direction, one axial end of the reset spring is pressed against the side wall of one side of the advancing direction of the hook unhooking rotation direction, and the other axial end of the reset spring is connected with the lock box; the box body provided with the lock box is provided with a penetrating hole which vertically penetrates through the side wall on the side wall corresponding to the clamping hook, the movable push rod is movably inserted in the penetrating hole, one end of the movable push rod penetrates through the penetrating hole and extends out of the box body, the other end of the movable push rod penetrates through the penetrating hole and extends into the inner cavity of the box body and is abutted against the side wall of the clamping hook on the side opposite to the advancing direction of the unhooking rotation direction, and a limiting outer flange which protrudes outwards along the radial direction and is used for preventing the movable push rod from separating from the box body is arranged on the outer peripheral wall of one end of the movable push rod, which extends into the inner cavity of.

In order to further enhance the safety performance of the trunk, the locking device further comprises a key unlocking assembly for opening and closing the key unlocking assembly; the lock key unlocking assembly comprises a sleeve fixedly mounted on the side wall of the box body provided with the clamping block, a rotating body which is rotatably connected in the sleeve and can be in fit connection with a lock key, a rotating reset torsion spring which is sleeved between the periphery of the rotating body and the sleeve and is used for driving the rotating body to rotate and reset to an initial position, and a clamping piece which is fixedly connected to the end part of the axial end inside the rotating body and extends to the side wall of one side of the advancing direction of the hook unhooking rotating direction, wherein a lock key hole used for inserting the corresponding lock key is formed in the rotating body.

In order to prevent the trunk from being detached maliciously, the self-opening trunk further comprises a kit which is fixedly arranged at the bottom of the lower trunk body and can be installed in a matched mode with the support, the support comprises two parallel rods which extend in the front-back direction and are arranged in parallel, and at least one connecting rod which is connected between the two parallel rods, an installation groove which horizontally extends from a rear end port to the front side is formed in the kit, the support is sleeved in the installation groove, and the two parallel rods extend out of the installation groove to be fixedly installed with an external fixture; the bottom of box is provided with the fluting of two planar about the bottom plate of the lower box of intercommunication in the position corresponding with the connecting rod of support down, self-starting trunk still includes more than one mousing-hook piece, mousing-hook piece includes fixed mounting and can pass down the fluting of box and the coupler body that the hook is used for preventing external member and support breaking away from on the connecting rod periphery wall on the fixed body and fixed connection on the fixed body of box inside cavity diapire top under and can pass down.

Compared with the prior art, the utility model has the advantages that:

1. the utility model relates to a from opening trunk, the trunk is automatic to be opened under the drive of torsional spring relatively to the upper box body when this trunk unblanks, easy operation, and two torsion arms of torsional spring are applyed the power that two boxes opened relatively about enabling respectively to the upper box body and lower box body when upper and lower box is closed moreover to can reduce the frequency of rocking of box, the noise that significantly reduces, increase of service life.

2. The utility model relates to a from opening trunk is equipped with the strengthening rib respectively on upper flange and lower flange, can play the effect of reinforcing flange.

3. The utility model relates to a from opening trunk, locking device is including button unblock subassembly, and this button unblock subassembly switch lock is convenient and simple.

4. The utility model relates to a from opening trunk, locking device still including the key unblock subassembly that is used for opening and close key unblock subassembly, only can launch key unblock subassembly after the key unblock to further increase the security performance of trunk.

5. The utility model relates to a from opening trunk, the structure of current screw installation is got rid of to this trunk, adopts mousing-hook piece and support to install, and mousing-hook piece fixed mounting can effectively prevent maliciously to demolish in the inside of box under moreover, and the security is higher.

Drawings

FIG. 1 is a schematic three-dimensional structure of a first embodiment;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a schematic three-dimensional structure diagram of the first embodiment;

FIG. 4 is an enlarged view of B in FIG. 3;

FIG. 5 is a schematic view showing a connection structure of a lower case and a bracket according to a first embodiment;

FIG. 6 is a front view of the first embodiment;

FIG. 7 is a cross-sectional view of C-C of FIG. 6;

fig. 8 is an enlarged schematic view of D in fig. 7:

fig. 9 is a schematic three-dimensional structure of the second embodiment:

fig. 10 is an enlarged view of E in fig. 9.

Description of reference numerals: 1-lower box body, 11-lower hinged matching sleeve, 12-lower flange, 13-buckling block, 14-slot, 2-upper box body, 21-upper hinged matching sleeve, 22-upper flange, 3-locking device, 31-key unlocking component, 311-lock box, 312-hook, 3121-hook portion, 313-reset spring, 314-movable push rod, 3141-limit outer flange, 32-key unlocking component, 321-sleeve, 322-swivel, 323-rotary reset torsion spring, 324-blocking component, 4-torsion spring, 41-first torsion spring, 42-second torsion spring, 421-torsion spring body, 422-torsion arm, 423-horizontal rod, 5-hinged shaft, 6-reinforcing rib, 61-lower reinforcing rib, 62-upper reinforcing rib, 7-sleeve, 71-mounting groove, 8-anti-slip hook body, 81-fixing body, 82-hook body, a-bracket, a 1-parallel rod and a 2-connecting rod.

Detailed Description

The invention is explained in detail below with reference to the accompanying drawings:

the first embodiment is as follows:

as shown in fig. 1 to 8, a self-opening trunk is characterized in that: the automatic turnover box comprises a lower box body 1, an upper box body 2 buckled above the lower box body 1, a hinge shaft 5 for enabling the upper box body 2 and the lower box body 1 to be hinged, a locking device 3 for enabling the upper box body 2 and the lower box body to be locked and connected or unlocked, and a torsion spring 4 capable of driving the upper box body 2 to automatically turn upwards and open relative to the lower box body 1 around the hinge shaft 5 when the locking device 3 is unlocked; torsion spring 4 sets up between last box 2 and lower box 1, and the torsion arm of two tip of torsion spring 4 is connected respectively and is acted on last box 2 and lower box 1 and applys the effort that makes last box 2 and lower box 1 keep relative upset opening trend to last box 2 and lower box 1 moreover.

As shown in fig. 1-2, preferably, the number of the hinge shafts 5 is two or more, and each hinge shaft 5 is disposed between the lower edge of the rear side wall of the upper box 2 and the upper edge of the rear side wall of the lower box 1 and is sequentially arranged at intervals along the same axial direction; more than two groups of hinge fit components which are respectively correspondingly installed and connected with each hinge shaft 5 are arranged between the lower edge of the rear side wall of the upper box body 2 and the upper edge of the rear side wall of the lower box body 1; each group of hinged matching components comprises more than one lower hinged matching sleeve 11 which is fixedly arranged on the upper edge of the rear side wall of the lower box body 1 and coaxially arranged at intervals in sequence, and an upper hinged matching sleeve 21 which is fixedly arranged on the lower edge of the rear side wall of the upper box body 2 and is positioned at the axial side of the corresponding lower hinged matching sleeve 11; each hinge shaft 5 is inserted into the corresponding lower hinge fitting sleeve 11 and the upper hinge fitting sleeve 21.

As shown in fig. 1-2, the torsion springs 4 are preferably first torsion springs 41, the number of which corresponds to the number of the hinge shafts 5, and the first torsion springs 41 are respectively sleeved on the peripheral wall of each corresponding hinge shaft 5, and each first torsion spring 41 is located between one lower hinge fitting sleeve 11 and the adjacent upper hinge fitting sleeve 21 in a set of hinge fitting components.

As shown in fig. 3-4, in order to function as a reinforcing flange, the upper peripheral edge of the lower case 1 is provided with a lower flange 12 which protrudes horizontally and outwards in a direction away from the center of the lower case 1, and the lower hinge-fitting sleeves 11 are connected above the upper surface of the lower flange 12 in a distributed manner; the peripheral edge of the lower end of the upper box body 2 is provided with an upper flange 22 which horizontally protrudes outwards in the direction away from the center of the upper box body 2, and the upper hinge matching sleeves 21 are distributed and connected below the lower surface of the upper flange 22; the self-opening trunk further comprises a reinforcing rib 6, wherein the reinforcing rib 6 comprises a lower reinforcing rib 61 which is arranged below the lower hinged matching sleeve 11 and connected between the outer side of the rear side wall of the lower box body 1 and the bottom of the lower flange 12, and an upper reinforcing rib 62 which is arranged above the upper hinged matching sleeve 21 and connected between the outer side of the rear side wall of the upper box body 1 and the upper surface of the upper flange 22. The upper reinforcing rib 62 and the lower reinforcing rib 61 can be designed in an integrated manner, and can also be arranged at intervals.

As shown in fig. 6 to 8, preferably, the locking device 3 includes a key unlocking assembly 31 installed between the upper case 2 and the lower case 1;

the key unlocking component 31 comprises a lock box 311, a hook 312, a return spring 313, a movable push rod 314 and a buckling block 13, wherein the buckling block 13 is installed at the edge of the upper end of the side wall of one box body and horizontally and inwardly extends from the edge to the direction close to the center of the box body, the lock box 311 is installed at the inner side of the side wall of the other box body and close to the buckling block 13, one end of the hook 312 is positioned in the lock box 311 and is hinged with the lock box 311, and the other end of the hook 312 extends out of the lock box 311 and is provided with a hook 3121 which can be hooked on the buckling block 13 to prevent the upper box body 2 and the lower box body 1 from being relatively opened; the reset spring 313 is arranged beside one side of the hook 312 in the advancing direction of the unhooking rotation direction, one axial end of the reset spring 313 is pressed against the side wall of one side of the hook 312 in the advancing direction of the unhooking rotation direction, and the other axial end of the reset spring 313 is connected with the lock box 311; the side wall of the box body provided with the lock box 311 corresponding to the hook 312 is provided with a penetrating hole vertically penetrating through the side wall, the movable push rod 314 is movably inserted into the penetrating hole, one end of the movable push rod 314 passes through the penetrating hole and extends out of the box body, the other end of the movable push rod 314 passes through the penetrating hole and extends into the inner cavity of the box body and is pressed against the side wall of the hook 312 opposite to the advancing direction of the unhooking rotation direction, and the peripheral wall of one end of the movable push rod 314 extending into the inner cavity of the box body is provided with a limiting outer flange 3141 which protrudes outwards along the radial direction and is used for preventing the movable push rod 314 from separating from the box body.

As shown in fig. 6 to 8, in order to further enhance the safety performance of the trunk, the locking device 3 further includes a key unlocking assembly 32 for opening and closing the key unlocking assembly 31; the key unlocking assembly 32 comprises a sleeve 321 fixedly mounted on the side wall of the box body provided with the buckling block 13, a rotating body 322 rotatably connected in the sleeve 321 and capable of being in fit connection with a key, a rotating reset torsion spring 323 sleeved between the periphery of the rotating body 322 and the sleeve 321 and used for driving the rotating body 322 to rotate and reset to an initial position, and a clamping piece 324 fixedly connected on the end part of one axial end inside the rotating body 322 and extending to the side wall of one side of the advancing direction of the unhooking rotating direction of the clamping hook 312, wherein a key hole for inserting the corresponding key is formed in the rotating body 322.

As shown in fig. 5 and 7, in order to prevent the trunk from being detached maliciously, the self-opening trunk further comprises a sleeve 7 fixedly arranged at the bottom of the lower trunk body 1 and capable of being matched with a bracket a, wherein the bracket a comprises two parallel rods a1 which extend along the front-back direction and are arranged in parallel with each other, and at least one connecting rod a2 connected between the two parallel rods a1, a mounting groove 71 which horizontally extends from a rear port to the front side is arranged in the sleeve 7, the bracket a is sleeved in the mounting groove 71, and the two parallel rods a1 extend out of the mounting groove 71 to be fixedly mounted with an external fixture; the bottom of lower box 1 is provided with the fluting 14 that two planes about the bottom plate of box 1 were put under in the corresponding position of connecting rod a2 with support a, self-starting trunk still includes more than one mousing-hook piece 8, mousing-hook piece 8 includes fixed mounting at the internal cavity diapire top of box 1 down the fixed body 81 and fixed connection on fixed body 81 and can pass down the fluting 14 of box 1 and the coupler 82 that is used for preventing external member 7 and support a from breaking away from on connecting rod a2 periphery wall.

Example two:

as shown in fig. 9-10, the present embodiment is different from the first embodiment in that: preferably, the torsion spring 4 is a second torsion spring 42 disposed in the inner cavity of the upper case 2 and the lower case 1 and located at the same side as the hinge position of the hinge shaft 5 of the upper case 2 and the lower case 1, the number of the second torsion springs 42 is more than two groups and are arranged in sequence along the axial direction parallel to the articulated shaft 5, the torsion spring body 421 of each group of torsion springs is suspended in the inner cavities of the upper box body 2 and the lower box body 1, one of the torsion arms 422 extends to and is fixedly connected with the inner side wall of one of the box bodies, wherein the other torsion arm 422 extends to the inner side wall of the other box body, and the free end of the other torsion arm 422 of each group of the second torsion springs 42 is fixedly connected through a horizontal rod 423, the horizontal rod 423 is fixedly installed on the inner side wall of the box body to which the other torsion arm 422 extends and is parallel to the axial direction of the hinge shaft 5.

While the present invention has been shown and described with reference to particular embodiments and alternatives thereof, it will be understood that various changes and modifications can be made without departing from the spirit and scope of the invention. It is understood, therefore, that the invention is not to be limited, except as by the appended claims and their equivalents.

Claims

1. A self-opening trunk is characterized in that: the automatic turnover box comprises a lower box body (1), an upper box body (2) buckled above the lower box body (1), a hinged shaft (5) for enabling the upper box body (2) and the lower box body (1) to be hinged and connected, a locking device (3) for enabling the upper box body (2) and the lower box body to be locked and connected or unlocked, and a torsion spring (4) capable of driving the upper box body (2) to automatically turn upwards and open relative to the lower box body (1) around the hinged shaft (5) when the locking device (3) is unlocked; torsion spring (4) set up between last box (2) and lower box (1), and the torsion arm of two tip of torsion spring (4) is connected respectively and is acted on last box (2) and lower box (1) and applys the effort that makes last box (2) and lower box (1) keep the relative upset trend of opening to last box (2) and lower box (1).

2. The self-starting trunk according to claim 1, wherein: the number of the articulated shafts (5) is more than two, and each articulated shaft (5) is arranged between the lower edge of the rear side wall of the upper box body (2) and the upper edge of the rear side wall of the lower box body (1) and is sequentially arranged at intervals along the same axial direction; more than two groups of hinge fit components which are respectively correspondingly installed and connected with each hinge shaft (5) are also arranged between the lower edge of the rear side wall of the upper box body (2) and the upper edge of the rear side wall of the lower box body (1); each group of hinged matching components comprises more than one lower hinged matching sleeve (11) which is fixedly arranged on the upper edge of the rear side wall of the lower box body (1) and coaxially arranged at intervals in sequence, and an upper hinged matching sleeve (21) which is fixedly arranged on the lower edge of the rear side wall of the upper box body (2) and is positioned at the axial side of the corresponding lower hinged matching sleeve (11); each articulated shaft (5) is connected in the corresponding lower articulated matching sleeve (11) and the upper articulated matching sleeve (21) in a penetrating way.

3. The self-starting trunk according to claim 2, wherein: the torsion springs (4) are first torsion springs (41) which correspond to the hinging shafts (5) in number and are respectively sleeved on the peripheral walls of the corresponding hinging shafts (5), and each first torsion spring (41) is located between one lower hinged matching sleeve (11) and the adjacent upper hinged matching sleeve (21) in one group of hinged matching components.

4. The self-starting trunk according to claim 1 or 2, characterized in that: the torsion springs (4) are second torsion springs (42) which are arranged in the inner cavities of the upper box body (2) and the lower box body (1) and are positioned on the same side of the hinged position of the hinged shaft (5) of the upper box body (2) and the lower box body (1), the number of the second torsion springs (42) is more than two, the second torsion springs are sequentially arranged in the axial direction parallel to the hinged shaft (5), the torsion spring bodies (421) of each torsion spring group are suspended in the inner cavities of the upper box body (2) and the lower box body (1), one torsion arm (422) extends to the inner side wall of one box body and is fixedly connected with the inner side wall of the box body, the other torsion arm (422) extends to the inner side wall of the other box body, the free end of the other torsion arm (422) of each torsion spring (42) is fixedly connected through a horizontal rod (423), the horizontal rod (423) is fixedly installed on the inner side wall of the box body to which the other torsion arm (422) extends and is fixedly connected with the hinged shaft (5) The axial directions are parallel.

5. The self-starting trunk according to claim 2, wherein: the peripheral edge of the upper end of the lower box body (1) is provided with a lower flange (12) which horizontally protrudes outwards in the direction away from the center of the lower box body (1), and the lower hinged fit sleeves (11) are distributed and connected above the upper surface of the lower flange (12); an upper flange (22) which is horizontally and outwards protruded in the direction away from the center of the upper box body (2) is arranged on the peripheral edge of the lower end of the upper box body (2), and the upper hinge fit sleeves (21) are connected below the lower surface of the upper flange (22) in a distributed manner; the self-opening trunk further comprises reinforcing ribs (6), wherein the reinforcing ribs (6) comprise lower reinforcing ribs (61) which are arranged below the lower hinged matching sleeve (11) and connected between the outer side of the rear side wall of the lower box body (1) and the bottom of the lower flange (12), and upper reinforcing ribs (62) which are arranged above the upper hinged matching sleeve (21) and connected between the outer side of the rear side wall of the upper box body (2) and the upper surface of the upper flange (22).

6. The self-starting trunk according to claim 1, wherein: the locking device (3) comprises a key unlocking component (31) arranged between the upper box body (2) and the lower box body (1); the key unlocking assembly (31) comprises a lock box (311), a clamping hook (312), a reset spring (313), a movable push rod (314) and a clamping block (13), wherein the clamping block (13) is installed at the edge of the upper end of the side wall of one box body and horizontally and inwards arranged from the edge to the direction close to the center of the box body, the lock box (311) is installed on the inner side of the side wall of the other box body and close to the part of the clamping block (13), one end of the clamping hook (312) is positioned in the lock box (311) and is hinged with the lock box (311), and the other end of the clamping hook (312) extends out of the lock box (311) and is provided with a hook part (3121) which can be hooked on the clamping block (13) to prevent the upper box body (2) and the lower box body (1) from being relatively opened; the reset spring (313) is arranged beside one side of the hook (312) in the advancing direction of the unhooking rotation direction, one axial end of the reset spring (313) is pressed against the side wall of one side of the hook (312) in the advancing direction of the unhooking rotation direction, and the other axial end of the reset spring (313) is connected with the lock box (311); the side wall of the box body corresponding to the hook (312) is provided with a penetrating hole which vertically penetrates through the side wall, the movable push rod (314) is movably inserted into the penetrating hole, one end of the movable push rod (314) penetrates through the penetrating hole and extends out of the box body, the other end of the movable push rod (314) penetrates through the penetrating hole and extends into the inner cavity of the box body and is abutted against the side wall of the hook (312) on the side opposite to the advancing direction of the unhooking rotation direction, and the peripheral wall of one end, extending into the inner cavity of the box body, of the movable push rod (314) is provided with a limiting outer flange (3141) which protrudes outwards along the radial direction and is used for preventing the movable push rod (314) from being separated from the box body.

7. The self-starting trunk according to claim 6, wherein: the locking device (3) also comprises a key unlocking component (32) for opening and closing the key unlocking component (31); the lock key unlocking assembly (32) comprises a sleeve (321) fixedly mounted on the side wall of the box body provided with a clamping block (13), a rotating body (322) which is rotatably connected in the sleeve (321) and can be matched and connected with a lock key, a rotating reset torsion spring (323) which is sleeved between the periphery of the rotating body (322) and the sleeve (321) and is used for driving the rotating body (322) to rotate and reset to an initial position, and a clamping piece (324) which is fixedly connected to the end part of the axial end inside the rotating body (322) and extends to the side wall of one side of the advancing direction of the unhooking rotating direction of the clamping hook (312), wherein a lock key hole used for inserting the corresponding lock key is formed in the rotating body (322).

8. The self-starting trunk according to claim 1, wherein: the self-opening trunk further comprises a kit (7) which is fixedly arranged at the bottom of the lower trunk body (1) and can be installed in a matched mode with a support (a), the support (a) comprises two parallel rods (a1) which extend in the front-back direction and are arranged in parallel, and at least one connecting rod (a2) connected between the two parallel rods (a1), a mounting groove (71) which horizontally extends from a rear end port to the front side is formed in the kit (7), the support (a) is sleeved in the mounting groove (71), and the two parallel rods (a1) extend out of the mounting groove (71) to be mounted and fixed with an external fixture; the bottom of lower box (1) is provided with two planar fluting (14) about the intercommunication lower box (1) bottom plate in the position corresponding with connecting rod (a2) of support (a), self-starting trunk still includes more than one mousing hook piece (8), mousing hook piece (8) are including fixed mounting on fixing body (81) and the fixed connection of box (1) inside cavity diapire top down and can pass fluting (14) of lower box (1) and hook on connecting rod (a2) periphery wall be used for preventing coupler (82) that external member (7) and support (a) break away from down.