CN217984183U - Emergency generator car access box - Google Patents

Abstract

The utility model belongs to the field of generator car access boxes, in particular to an emergency generator car access box, which comprises a box body, a front bracket, a rear bracket and a foot pad; the front side of the bottom end of the box body is fixedly connected with a front support, the rear side of the bottom end of the box body is fixedly connected with a rear support, foot pads are arranged at the bottom ends of the front support and the rear support, and an adjusting mechanism is arranged inside the front support; adjustment mechanism includes extension leg, movable slot, rack, drive gear, connecting rod, rotates spacing subassembly and coupling assembling, the inside at the fore-stock is established to extension leg cover, the movable slot is seted up in one side of extension leg, rack fixed connection is on the inner wall in movable slot, driving gear and rack toothing, one side and the drive gear fixed connection of connecting rod, and the opposite side of connecting rod runs through the fore-stock and extends to the outside of fore-stock, has realized conveniently carrying out the function adjusted to the holistic height of access box through adjustment mechanism.

Description

Emergency generator car access box

Technical Field

The utility model relates to a power-generating car inserts the case field, specifically is an emergent power-generating car inserts case.

Background

An emergency power generation car access box is a device for emergency power supply, and electric power generated by a power generation car is transmitted into a circuit system through the access box.

The existing emergency power generation car access box converts the electric power generated by the power generation car into the electric power type required by the electric power system through the conversion of the electric power generated by the power generation car through the internal electric elements of the access box.

The existing access box of the emergency power generation car does not have the function of adjusting the height, and when the access box is connected with the emergency power generation car, the connection is inconvenient or cannot be performed due to the fact that the heights are not matched; therefore, an emergency generator car access box is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate the not enough of prior art, current emergent power-generating cars inserts the case and mostly do not have the function of highly adjusting, and when being connected between with emergent power-generating cars, can lead to connecting the problem of the comparatively inconvenient or unable condition of connecting because highly mismatch, the utility model provides an emergent power-generating cars inserts the case.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to an access box of an emergency generator car, which comprises a box body, a front bracket, a rear bracket and a foot pad; the front side of the bottom end of the box body is fixedly connected with a front support, the rear side of the bottom end of the box body is fixedly connected with a rear support, foot pads are arranged at the bottom ends of the front support and the rear support, and an adjusting mechanism is arranged inside the front support;

adjustment mechanism includes extension leg, movable slot, rack, drive gear, connecting rod, rotates spacing subassembly and coupling assembling, the inside at the fore-stock is established to extension leg cover, the movable slot is seted up in one side of extension leg, rack fixed connection is on the inner wall in movable slot, driving gear and rack toothing, one side and the drive gear fixed connection of connecting rod, and the opposite side of connecting rod runs through the fore-stock and extends to the outside of fore-stock, it establishes the outside at the connecting rod to rotate spacing subassembly cover, coupling assembling sets up between two sets of connecting rods.

Preferably, the rotation limiting assembly comprises a threaded belt and a nut, the threaded belt is sleeved on the outer side of the connecting rod, one side, close to the front support, of the threaded belt is fixedly connected with the front support, and the nut is in threaded connection with the outer side of the threaded belt.

Preferably, coupling assembling includes main connecting axle, transmission structure, layer board, support cover, vice connecting axle and connection structure, the main connecting axle is close to the left side one side and the left side of connecting rod fixed connection, transmission assembly sets up and is close to the left side at the main connecting axle one side of connecting rod, the layer board sets up between two sets of fore-stock, and the both sides of layer board respectively with two sets of the position department fixed connection that the fore-stock is close to the bottom, support the bottom of cover and the top fixed connection of layer board, and support the overcoat and overlap the outside at main connecting axle and vice connecting axle, vice connecting axle is close to the right side one side and the right side of connecting rod fixed connection, connection structure sets up between layer board and vice connecting axle.

Preferably, the transmission structure includes driven gear, driving gear and knob, driven gear fixed connection is close to the connecting rod left side in the main connecting axle outside one side of connecting rod, the driving gear meshes with the driven gear, the knob is rotated with the outside of fore-stock and is connected, and the driving gear is run through to one side that the fore-stock was kept away from to the knob.

Preferably, the outer side of one side of the knob, which is far away from the front support, is sleeved with an anti-slip sleeve, the anti-slip sleeve is made of rubber, and anti-slip lines are arranged on the outer side of the anti-slip sleeve.

Preferably, the connecting structure comprises a connecting cavity, a connecting spring, a connecting block, a connecting groove, a push plate, a sliding block, a sliding groove, a limiting block, a moving groove, a moving block and a reset spring, the connecting cavity is formed in one side, close to the main connecting shaft, of the auxiliary connecting shaft, the connecting spring is arranged in the connecting cavity, one side, close to the connecting cavity, of the connecting block is sleeved in the connecting cavity, the other side of the connecting cavity is inserted in the connecting cavity, the connecting groove is formed in one side, close to the auxiliary connecting shaft, of the main connecting shaft, one side, close to one side of the connecting spring, of the push plate bottom and the connecting block are fixedly connected, the sliding block is fixedly connected to one side, far away from the connecting block, of the push plate bottom, the sliding block is connected to the inside of the sliding groove, the sliding block is fixedly connected to one side, far away from the connecting spring, of the limiting block is clamped with the limiting block, the top of the limiting block extends to the outer side of the main connecting shaft, the moving groove is formed in one side of the limiting block, and the moving block is arranged in the inside of the moving groove.

Preferably, one side of the connecting spring, which is close to the connecting block, is fixedly connected with the connecting block, one side of the connecting spring, which is far away from the connecting block, is fixedly connected to the inner wall of the connecting cavity, the top end of the return spring is fixedly connected with the moving block, and the bottom end of the return spring is fixedly connected to the bottom end of the inner wall of the moving groove.

Preferably, one end of the limiting block, which is far away from the limiting groove, is fixedly connected with a pull ring, and the pull ring is in an arc design.

Preferably, all be provided with fast-assembling mechanism between the bottom of extension leg and after-poppet and the callus on the sole, fast-assembling mechanism includes fixed slot, fixture block, draw-in groove, fixed chamber, joint piece, joint groove, fly leaf, movable block, activity chamber and compression spring, the fixed slot is opened the bottom of extension leg and after-poppet, and the inside cover of fixed slot is equipped with the top of callus on the sole, the fixture block glue is in the both sides of fixed slot inner wall, and fixture block, the draw-in groove is seted up in the position department that the callus on the sole both sides are close to the top, the fixed chamber is seted up on the top of callus on the sole, joint piece fixed connection is in the inside central point department of fixed chamber, the joint groove is seted up in the one side that the fixed chamber is close to the joint piece, and the joint groove inserts the inside of establishing at the fixed chamber, movable block fixed connection is on the top of fly leaf, and movable block sliding connection is in the inside of activity chamber, the activity chamber is seted up in the both sides that the fixed slot top is close to central point department, compression spring sets up in the inside of activity chamber.

Preferably, one side of the compression spring, which is close to the movable block, is fixedly connected with the movable block, and one side of the compression spring, which is far away from the movable block, is fixedly connected to the inner wall of the movable cavity.

The utility model discloses an useful part lies in:

1. the utility model realizes the function of conveniently adjusting the overall height of the access box through the structural design of the adjusting mechanism, and solves the problems that the access box of the existing emergency power generation car does not have the function of adjusting the height, and the connection is inconvenient or can not be performed due to the unmatched heights when the access box is connected with the emergency power generation car;

2. the utility model discloses a fast-assembling mechanism's structural design, realized the function that the convenience was changed the callus on the sole, it can produce the damage to have solved the callus on the sole on the current access box support after long-time the use unavoidably, and the callus on the current access box support again with can't dismantle the change by all, thereby lead to the callus on the sole to make after the damage insert the high nonconformity between the box support, lead to inserting the case and produce and rock the problem that produces the delivery production influence of empting to electric power easily.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of a first embodiment;

fig. 2 is a schematic perspective front sectional view of an adjusting mechanism according to the first embodiment;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 2 according to the first embodiment;

FIG. 4 is an enlarged structural diagram of the first embodiment at B in FIG. 3;

FIG. 5 is an enlarged structural view of the first embodiment at C in FIG. 3;

FIG. 6 is an enlarged structural view of the first embodiment at D in FIG. 5;

FIG. 7 is a schematic perspective front sectional view of the quick mount mechanism according to the first embodiment;

FIG. 8 is an enlarged structural view of the first embodiment at E in FIG. 7;

fig. 9 is a schematic side-view sectional three-dimensional structure of the first embodiment.

In the figure: 1. a box body; 2. a front bracket; 3. a rear bracket; 41. extending the legs; 42. a movable groove; 43. a rack; 44. a transmission gear; 45. a connecting rod; 46. a threaded band; 47. a nut; 48. a main connecting shaft; 49. a driven gear; 51. a driving gear; 52. a knob; 53. an anti-slip sleeve; 54. a support plate; 55. a support sleeve; 56. a secondary connecting shaft; 57. a connecting cavity; 58. a connecting spring; 59. connecting blocks; 61. connecting grooves; 62. pushing the plate; 63. a slider; 64. a chute; 65. a limiting groove; 66. a limiting block; 67. a moving groove; 68. a moving block; 69. a return spring; 71. a pull ring; 72. fixing grooves; 73. a clamping block; 74. a card slot; 75. a fixed cavity; 76. a clamping block; 77. a clamping groove; 78. a movable plate; 79. a movable block; 81. a movable cavity; 82. a compression spring; 9. a foot pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-9, an access box for an emergency generator car comprises a box body 1, a front bracket 2, a rear bracket 3 and a foot pad 9; the front side of the bottom end of the box body 1 is fixedly connected with a front support 2, the rear side of the bottom end of the box body 1 is fixedly connected with a rear support 3, foot pads 9 are arranged at the bottom ends of the front support 2 and the rear support 3, and an adjusting mechanism is arranged inside the front support 2;

the adjusting mechanism comprises an extension leg 41, a movable groove 42, a rack 43, a transmission gear 44, a connecting rod 45, a rotation limiting assembly and a connecting assembly, wherein the extension leg 41 is sleeved inside the front support 2, the movable groove 42 is formed in one side of the extension leg 41, the rack 43 is fixedly connected to the inner wall of the movable groove 42, the transmission gear 44 is meshed with the rack 43, one side of the connecting rod 45 is fixedly connected with the transmission gear 44, the other side of the connecting rod 45 penetrates through the front support 2 and extends to the outer side of the front support 2, the rotation limiting assembly is sleeved on the outer side of the connecting rod 45, and the connecting assembly is arranged between the two groups of connecting rods 45;

during operation, current emergency power-generating cars insert the case and do not mostly have the function of adjusting the height, when being connected with emergency power-generating cars, may lead to connecting comparatively inconvenient or the condition that can't connect because the height mismatch, it rotates to rotate knob 52 drive fixed connection's driving gear 51 synchronous, make the driven gear 49 with driving gear 51 meshing rotate in step, driven gear 49 drives fixed connection's main connecting axle 48 and rotates, main connecting axle 48 drives vice connecting axle 56 through connection structure and rotates in step, and then make two sets of connecting rod 45 rotate in step with the same direction, and drive fixed connection's drive gear 44 and rotate in step, make the rack 43 with drive gear 44 meshing drive extension leg 41 and move downwards, play the effect of jack-up box 1, and then play the effect of adjusting the height of box 1, when adjusting the height of box 1 to the assigned position with the bolt in the back support 3 outside again tighten, and tighten two sets of nuts 47 make ribbon 46 closely laminate with the outside of ribbon 46 again and carry out the rotation of connecting rod 45 and carry out spacing effect, prevent that preceding support from sliding and back under the automatic drive of box 2.

Further, the rotation limiting assembly comprises a threaded belt 46 and a nut 47, the threaded belt 46 is sleeved on the outer side of the connecting rod 45, one side, close to the front support 2, of the threaded belt 46 is fixedly connected with the front support 2, and the nut 47 is in threaded connection with the outer side of the threaded belt 46;

in operation, when the height of the access box is to be adjusted, the bolts on the outside of the rear bracket 3 are loosened to release the abutment of the bolts on the movable legs inside the rear bracket 3, thereby releasing the effect of the bolts on the limitation of the movable legs, and the two sets of nuts 47 are loosened to release the state of the threaded bands 46 tightly attached to the outside of the connecting rod 45, thereby releasing the effect of limiting the rotation of the connecting rod 45.

Further, the connecting assembly comprises a main connecting shaft 48, a transmission structure, a supporting plate 54, a supporting sleeve 55, an auxiliary connecting shaft 56 and a connecting structure, wherein one side, close to the left side, of the main connecting shaft 48 is fixedly connected with the left side connecting rod 45, the transmission assembly is arranged on one side, close to the left side connecting rod 45, of the main connecting shaft 48, the supporting plate 54 is arranged between the two groups of front supports 2, two sides of the supporting plate 54 are fixedly connected with the positions, close to the bottom ends, of the two groups of front supports 2 respectively, the bottom end of the supporting sleeve 55 is fixedly connected with the top end of the supporting plate 54, the supporting sleeve 55 is sleeved on the outer sides of the main connecting shaft 48 and the auxiliary connecting shaft 56, one side, close to the right side connecting rod 45, of the auxiliary connecting shaft 56 is fixedly connected with the right side connecting rod 45, and the connecting structure is arranged between the supporting plate 54 and the auxiliary connecting shaft 56;

during operation, the main connecting shaft 48 drives the auxiliary connecting shaft 56 to rotate synchronously through the connecting structure, so that the two groups of connecting rods 45 rotate synchronously in the same direction, and drive the fixedly connected transmission gear 44 to rotate synchronously, so that the rack 43 meshed with the transmission gear 44 drives the extension leg 41 to move downwards, and the box body 1 is jacked upwards.

Further, the transmission structure comprises a driven gear 49, a driving gear 51 and a knob 52, the driven gear 49 is fixedly connected to one side, close to the left side of the connecting rod 45, of the outer side of the main connecting shaft 48, the driving gear 51 is meshed with the driven gear 49, the knob 52 is rotatably connected with the outer side of the front support 2, and one side, far away from the front support 2, of the knob 52 penetrates through the driving gear 51;

during operation, the rotary knob 52 drives the fixedly connected driving gear 51 to synchronously rotate, so that the driven gear 49 engaged with the driving gear 51 synchronously rotates, and the driven gear 49 drives the fixedly connected main connecting shaft 48 to rotate.

Further, an anti-slip sleeve 53 is sleeved on the outer side of one side, away from the front support 2, of the knob 52, the anti-slip sleeve 53 is made of rubber, and anti-slip lines are formed on the outer side of the anti-slip sleeve 53;

in operation, the anti-slip sleeve 53 made of rubber plays a role in increasing friction force, so as to prevent the knob 52 from slipping off when rotating.

Further, the connecting structure includes a connecting cavity 57, a connecting spring 58, a connecting block 59, a connecting groove 61, a push plate 62, a slider 63, a sliding groove 64, a limiting groove 65, a limiting block 66, a moving groove 67, a moving block 68 and a return spring 69, the connecting cavity 57 is arranged on one side of the secondary connecting shaft 56 close to the main connecting shaft 48, the connecting spring 58 is arranged inside the connecting cavity 57, one side of the connecting block 59 close to the connecting cavity 57 is sleeved inside the connecting cavity 57, the other side of the connecting cavity 57 is inserted inside the connecting groove 61, the connecting groove 61 is arranged on one side of the main connecting shaft 48 close to the secondary connecting shaft 56, one side of the bottom end of the push plate 62 is fixedly connected with the top end of the connecting block 59 close to one side of the connecting spring 58, the slider 63 is fixedly connected to one side of the bottom end of the push plate 62 far from the connecting block 59, the slider 63 is slidably connected inside the sliding groove 64, the sliding groove 64 is arranged on the top end of the secondary connecting shaft 56, the limiting groove 65 is arranged on one side of the top end of the connecting block 59 far from the connecting spring 58, the bottom end of the limiting block 66 is clamped with the limiting block 66, the top end of the connecting block 66 extends to the outside of the main connecting shaft 48, and the moving block is arranged inside the moving connecting groove 69, and the main connecting shaft 67 is fixedly connected with the moving block 67;

when the box body 1 is in operation, after the height of the box body 1 is adjusted to a designated position, the connection state between the auxiliary connecting shaft 56 and the main connecting shaft 48 can be released to independently finely adjust the heights of the left and right groups of rear brackets 3, so as to achieve the effect of leveling the box body 1, when the connection between the main connecting shaft 48 and the auxiliary connecting shaft 56 is to be released, only the pull ring 71 needs to be pulled in the direction away from the main connecting shaft 48, so that the pull ring 71 drives the limit block 66 to synchronously move to release the clamping with the limit groove 65, when the limit block 66 moves, the moving block 68 synchronously slides in the moving groove 67 and extrudes the return spring 69, so that the return spring 69 generates elastic deformation, when the limit block 66 completely releases the clamping with the limit groove 65, the connecting block 59 is restored to the inside of the connecting cavity 57 and is separated from the inside of the connecting groove 61 under the reducing force of the moving block 68, at this time, the connection between the secondary connecting shaft 56 and the main connecting shaft 48 is released, when the secondary connecting shaft 56 and the main connecting shaft 48 are to be reconnected, the push plate 62 is pushed to drive the fixedly connected connecting block 59 to move synchronously, so that the connecting block 59 pulls the connecting spring 58 to generate elastic deformation, at this time, the connecting block 59 is inserted into the connecting groove 61 and extrudes the inclined plane formed at the bottom end of the limiting block 66, the limiting block 66 moves under the action of the extrusion force, the moving block 68 slides synchronously inside the moving groove 67 and extrudes the return spring 69, so that the return spring 69 generates elastic deformation, when the connecting block 59 is inserted to the limit, the extrusion force of the connecting block 59 on the limiting block 66 disappears, at this time, the limiting block 66 is restored to the original position under the action of the reduction force of the return spring 69 and is clamped with the limiting groove 65 to limit the connecting block 59, the primary connecting shaft 48 and the secondary connecting shaft 56 are connected at this time.

Further, one side of the connecting spring 58, which is close to the connecting block 59, is fixedly connected with the connecting block 59, one side of the connecting spring 58, which is far away from the connecting block 59, is fixedly connected to the inner wall of the connecting cavity 57, the top end of the return spring 69 is fixedly connected with the moving block 68, and the bottom end of the return spring 69 is fixedly connected to the bottom end of the inner wall of the moving groove 67;

during operation, the effect of the reducing force of the connecting spring 58 is used for achieving the effect of automatically resetting the connecting block 59, the effect of the reducing force of the reset spring 69 is used for achieving the effect of automatically resetting the limiting block 66 after the received extrusion force or pulling force disappears, and the connecting block 59 is convenient to limit next time.

Furthermore, one end of the limiting block 66, which is far away from the limiting groove 65, is fixedly connected with a pull ring 71, and the pull ring 71 is designed in an arc shape;

when the device works, the pull ring 71 is arranged to achieve the effect of conveniently pulling the limiting block 66 to move.

Further, a quick-assembly mechanism is arranged between the bottom ends of the extension leg 41 and the rear support 3 and the foot pad 9, the quick-assembly mechanism comprises a fixing groove 72, a clamping block 73, a clamping groove 74, a fixing cavity 75, a clamping block 76, a clamping groove 77, a movable plate 78, a movable block 79, a movable cavity 81 and a compression spring 82, the fixing groove 72 is provided with the bottom ends of the extension leg 41 and the rear support 3, the inside of the fixing groove 72 is sleeved with the top end of the foot pad 9, the clamping block 73 is glued on two sides of the inner wall of the fixing groove 72, the clamping block 73 is clamped with the clamping block 73, the clamping groove 74 is provided on two sides of the foot pad 9 close to the top end, the fixing cavity 75 is provided on the top end of the foot pad 9, the clamping block 76 is fixedly connected to the center position inside the fixing cavity 75, the clamping groove 77 is provided on one side of the fixing cavity 75 close to the clamping block 76, the clamping groove 77 is inserted into the inside of the fixing cavity 75, the movable block 79 is fixedly connected to the top end of the movable plate 78, the movable block 79 is slidably connected to the inside of the movable cavity 81, the top end of the fixed cavity 72 is provided on two sides of the movable cavity 81, the top end of the fixing cavity 72 is provided close to the center position, and the compression spring 82 is provided inside of the movable cavity 81;

when the portable type access box is in operation, foot pads on an existing access box support are inevitably damaged after being used for a long time, and the foot pads on the existing access box support cannot be detached and replaced mostly, so that the height of the foot pads between the access box supports is inconsistent after being damaged, the access box is easy to topple and influence distribution of electric power, when the foot pads 9 are detached, firstly, the foot pads 9 are pulled towards a direction far away from the extension legs 41 or the rear support 3, the foot pads 9 move towards a direction far away from the fixed grooves 72 under the action of pulling force, at the moment, the inner walls of the clamping grooves 74 extrude the clamping blocks 73 made of rubber materials, the clamping blocks 73 generate elastic deformation under the action of the squeezing force to release clamping with the clamping grooves 74, meanwhile, the clamping blocks 76 also generate extrusion on the clamping grooves 77, the movable plates 78 drive the movable blocks 79 to move inside the movable cavities 81 under the action of the squeezing force and extrude the compression springs 82, the compression springs 82 generate elastic deformation, at the moment, the clamping grooves 77 release clamping with the limiting effect of the clamping blocks 76 on the foot pads 9, and when the foot pads 9 are reversely installed.

Further, one side of the compression spring 82 close to the movable block 79 is fixedly connected with the movable block 79, and one side of the compression spring 82 far from the movable block 79 is fixedly connected to the inner wall of the movable cavity 81;

in operation, the restoring force of the compression spring 82 acts to automatically reset the clamping block 76 after the applied pressing force disappears.

The working principle is as follows: most of the existing access boxes for emergency power-generating cars do not have the function of adjusting the height, when the access boxes are connected with the emergency power-generating cars, the connection is inconvenient or the connection cannot be performed due to the fact that the heights are not matched, when the height of the access boxes is to be adjusted, firstly, bolts on the outer side of a rear support 3 are unscrewed, the bolts on the outer side of the rear support 3 are released from abutting against movable legs in the access boxes, the limiting effect of the bolts on the movable legs is released, then, two sets of nuts 47 are unscrewed, a threaded belt 46 is released from being tightly attached to the outer side of a connecting rod 45, the limiting effect on the rotation of the connecting rod 45 is released, then, a knob 52 is rotated to drive a driving gear 51 which is fixedly connected to synchronously rotate, and a driven gear 49 which is meshed with the driving gear 51 is synchronously rotated, driven gear 49 drives fixed connection's main connecting axle 48 and rotates main connecting axle 48 and passes through connection structure drive secondary connecting axle 56 and rotate in step, and then make two sets of connecting rods 45 rotate in the same direction in step, and drive fixed connection's drive gear 44 and rotate in step, make the rack 43 with drive gear 44 meshing drive extension leg 41 and move downwards, play the effect of upwards jacking up box 1, and then play the effect of adjusting the height of box 1, tighten the bolt in the rear bracket 3 outside again after adjusting the height of box 1 to the assigned position, and tighten two sets of nuts 47 and make ribbon 46 closely laminate with the outside of ribbon 46 again and carry out spacingly to the rotation of connecting rod 45, prevent that box 1 from driving fore-stock 2 and rear bracket 3 under the effect of gravity and sliding automatically back down.

When the height of the box body 1 is adjusted to a designated position, the connection state between the auxiliary connecting shaft 56 and the main connecting shaft 48 can be released to independently finely adjust the heights of the left and right groups of rear brackets 3, so as to achieve the effect of leveling the box body 1, when the connection between the main connecting shaft 48 and the auxiliary connecting shaft 56 is to be released, only the pull ring 71 needs to be pulled in the direction away from the main connecting shaft 48, so that the pull ring 71 drives the limit block 66 to synchronously move to release the clamping with the limit groove 65, when the limit block 66 moves, the moving block 68 synchronously slides in the moving groove 67 and extrudes the return spring 69, so that the return spring 69 generates elastic deformation, when the limit block 66 completely releases the clamping with the limit groove 65, the connecting block 59 is restored to the inside of the connecting cavity 57 and is separated from the inside of the connecting groove 61 under the reducing force of the moving block 68, at this time, the connection between the auxiliary connecting shaft 56 and the main connecting shaft 48 is released, when the auxiliary connecting shaft 56 and the main connecting shaft 48 are to be reconnected, firstly, the push plate 62 is pushed to drive the fixedly connected connecting block 59 to synchronously move, so that the connecting block 59 pulls the connecting spring 58 to generate elastic deformation, at this time, the connecting block 59 is inserted into the connecting groove 61 and extrudes the inclined plane formed at the bottom end of the limiting block 66, the limiting block 66 moves under the action of the extrusion force, the moving block 68 synchronously slides in the moving groove 67 and extrudes the return spring 69, so that the return spring 69 generates elastic deformation, when the connecting block 59 is inserted to the limit, the extrusion force of the limiting block 66 by the connecting block 59 disappears, at this time, the limiting block 66 is restored to the original position under the action of the return spring 69 and is clamped with the limiting groove 65 to limit the connecting block 59, the primary connecting shaft 48 and the secondary connecting shaft 56 are connected at this time.

The foot pad on the current access box support can be damaged unavoidably after being used for a long time, and the foot pad on the current access box support can not be detached and replaced with the foot pad, thereby causing the height inconsistency between the access box supports after the foot pad is damaged, causing the access box to shake and easily generate toppling to affect the distribution of electric power, when the foot pad 9 is to be detached, firstly, pulling the foot pad 9 towards the direction far away from the extension leg 41 or the rear support 3, moving the foot pad 9 towards the direction far away from the fixed groove 72 under the action of tensile force, extruding the fixture block 73 made of rubber material by the inner wall of the clamping groove 74 at the moment, releasing the clamping between the fixture block 73 and the clamping groove 74 by the elastic deformation of the fixture block 73 under the action of the extruding force, simultaneously extruding the clamping block 76 also to the clamping groove 77, driving the movable block 79 to move in the movable cavity 81 by the movable plate 78 under the action of the extruding force and extruding the compression spring 82, causing the compression spring 82 to generate elastic deformation, releasing the limit effect of the foot pad 9 by releasing the clamping between the clamping groove 77 and the clamping block 76 at the clamping groove, and reversely installing the foot pad 9.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides an emergent power-generating car access box which characterized in that: comprises a box body (1), a front bracket (2), a rear bracket (3) and a foot pad (9); the front side of the bottom end of the box body (1) is fixedly connected with a front support (2), the rear side of the bottom end of the box body (1) is fixedly connected with a rear support (3), foot pads (9) are arranged at the bottom ends of the front support (2) and the rear support (3), and an adjusting mechanism is arranged inside the front support (2);

adjustment mechanism includes extension leg (41), movable groove (42), rack (43), drive gear (44), connecting rod (45), rotates spacing subassembly and coupling assembling, extension leg (41) cover is established in the inside of fore-stock (2), one side at extension leg (41) is seted up in movable groove (42), rack (43) fixed connection is on the inner wall of movable groove (42), drive gear (44) and rack (43) meshing, one side and drive gear (44) fixed connection of connecting rod (45), and the opposite side of connecting rod (45) runs through fore-stock (2) and extends to the outside of fore-stock (2), rotate the outside that spacing subassembly cover was established at connecting rod (45), coupling assembling sets up between two sets of connecting rod (45).

2. An emergency generator car access box according to claim 1, wherein: rotate spacing subassembly and include thread band (46) and nut (47), the outside at connecting rod (45) is established in thread band (46), and thread band (46) are close to one side and fore-stock (2) fixed connection of fore-stock (2), nut (47) threaded connection is in the outside of thread band (46).

3. An emergency generator car access box according to claim 2, wherein: coupling assembling includes owner's connecting axle (48), transmission structure, layer board (54), supports cover (55), vice connecting axle (56) and connection structure, owner's connecting axle (48) are close to the left side one side and the left side of connecting rod (45) fixed connection, transmission structure sets up and is close to the left side at owner's connecting axle (48) one side of connecting rod (45), layer board (54) set up between two sets of fore-stock (2), and the both sides of layer board (54) respectively with two sets of fore-stock (2) are close to the position department fixed connection of bottom, support the bottom of cover (55) and the top fixed connection of layer board (54), and support cover (55) cover in the outside of owner's connecting axle (48) and vice connecting axle (56), vice connecting axle (56) are close to the right side one side and the right side of connecting rod (45) fixed connection, connection structure sets up between layer board (54) and vice connecting axle (56).

4. An emergency generator car access box according to claim 3, wherein: the transmission structure comprises a driven gear (49), a driving gear (51) and a knob (52), wherein the driven gear (49) is fixedly connected to the outer side of a main connecting shaft (48) and close to the left side of the connecting rod (45), the driving gear (51) is meshed with the driven gear (49), the knob (52) is rotatably connected with the outer side of the front support (2), and one side, far away from the front support (2), of the knob (52) penetrates through the driving gear (51).

5. An emergency generator car access box according to claim 4, wherein: the anti-skidding type front support is characterized in that an anti-skidding sleeve (53) is sleeved on the outer side of one side, away from the front support (2), of the knob (52), the anti-skidding sleeve (53) is made of rubber, and anti-skidding threads are formed in the outer side of the anti-skidding sleeve (53).

6. An emergency generator car access box according to claim 5, wherein: the connecting structure comprises a connecting cavity (57), a connecting spring (58), a connecting block (59), a connecting groove (61), a push plate (62), a sliding block (63), a sliding groove (64), a limiting groove (65), a limiting block (66), a moving groove (67), a moving block (68) and a return spring (69), wherein the connecting cavity (57) is arranged on one side, close to the main connecting shaft (48), of the auxiliary connecting shaft (56), the connecting spring (58) is arranged inside the connecting cavity (57), one side, close to the connecting cavity (57), of the connecting block (59) is sleeved inside the connecting cavity (57), the other side of the connecting cavity (57) is inserted into the connecting groove (61), the connecting groove (61) is arranged on one side, close to the auxiliary connecting shaft (56), of the bottom end of the push plate (62) is fixedly connected with the top end, close to one side of the connecting spring (58), of the connecting block (59) is fixedly connected to the bottom end of the push plate (62), the sliding block (63) is slidably connected inside of the connecting groove (64), the sliding groove (64) is arranged on one side, the top end of the sliding groove (56) is arranged on one side, far away from the connecting block (65), and the top end of the limiting groove (58) of the connecting block (65) is arranged on one side of the connecting shaft (59), the bottom end of the limiting block (66) is clamped with the limiting block (66), the top end of the limiting block (66) penetrates through the main connecting shaft (48) and extends to the outer side of the main connecting shaft (48), the moving groove (67) is formed in one side of the limiting block (66), one side of the moving block (68) is fixedly connected with the main connecting shaft (48), the other side of the moving block (68) is connected to the inside of the moving groove (67) in a sliding mode, and the reset spring (69) is arranged inside the moving groove (67).

7. An emergency generator car access box according to claim 6, wherein: one side, close to the connecting block (59), of the connecting spring (58) is fixedly connected with the connecting block (59), one side, far away from the connecting block (59), of the connecting spring (58) is fixedly connected to the inner wall of the connecting cavity (57), the top end of the reset spring (69) is fixedly connected with the moving block (68), and the bottom end of the reset spring (69) is fixedly connected to the bottom end of the inner wall of the moving groove (67).

8. An emergency generator car access box according to claim 7, wherein: one end of the limiting block (66) far away from the limiting groove (65) is fixedly connected with a pull ring (71), and the pull ring (71) is in an arc-shaped design.

9. An emergency generator car access box according to claim 8, wherein: the fast-assembling mechanism is arranged between the bottom ends of the extension legs (41) and the rear support (3) and the foot pad (9) and comprises a fixing groove (72), a clamping block (73), a clamping groove (74), a fixing cavity (75), a clamping block (76), a clamping groove (77), a movable plate (78), a movable block (79), a movable cavity (81) and a compression spring (82), the fixing groove (72) is provided with the bottom ends of the extension legs (41) and the rear support (3), the inside of the fixing groove (72) is sleeved with the top end of the foot pad (9), the clamping block (73) is adhered to two sides of the inner wall of the fixing groove (72), the clamping block (73) is clamped with the clamping block (73), the clamping groove (74) is arranged at the position of the two sides of the foot pad (9) close to the top end, the fixing cavity (75) is arranged at the top end of the foot pad (9), the clamping block (76) is fixedly connected at the central position inside the fixing cavity (75), the clamping groove (77) is arranged at one side of the fixing cavity (75), the movable block (79) is inserted into the movable block (79 and the movable block (78) is connected with the movable block (79), the movable cavity (81) is arranged on two sides of the top end of the fixing groove (72) close to the center, and the compression spring (82) is arranged inside the movable cavity (81).

10. An emergency generator car access box according to claim 9, wherein: one side of the compression spring (82) close to the movable block (79) is fixedly connected with the movable block (79), and one side of the compression spring (82) far away from the movable block (79) is fixedly connected to the inner wall of the movable cavity (81).

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