CN218288824U - Vehicle-mounted case - Google Patents

Abstract

The utility model provides a vehicle-mounted machine case, it includes: a box body; a cover body; the connecting piece comprises a first connecting part, a folding assembly and a second connecting part, the first connecting part is hinged with one end of the folding assembly, the second connecting part is hinged with the other end of the folding assembly, the first connecting part is connected with the inner wall of the box body, and the second connecting part is connected with the inner wall of the cover body; the folding assembly is provided with a folding state and an unfolding state which are oppositely arranged, when the cover body is in the closing state, the folding assembly is in the folding state, and the first connecting part and the second connecting part are arranged in parallel; when the cover body is in an opening state, the folding assembly is in an unfolding state, and an included angle is formed between the first connecting part and the second connecting part; the telescopic piece is provided with a connecting end and a telescopic end which are arranged oppositely, the connecting end of the telescopic piece is hinged with the box body, the telescopic end of the telescopic piece is hinged with the cover body, the cover body is in a closed state, and the telescopic piece is in a contracted state; the cover is in the open mode, and the extensible member is in the extension state and is used for supporting the cover.

Description

Vehicle-mounted case

Technical Field

The utility model relates to an auto-parts technical field particularly, relates to an on-vehicle machine case.

Background

The vehicle-mounted case is used for assembling parts for the automobile and comprises case bodies and case covers which are hinged with each other. When parts in the vehicle-mounted case need to be maintained, a worker needs to open the case cover and support the case cover by means of additional equipment, and the operation is complex.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vehicle-mounted case to when the case lid that needs to guarantee vehicle-mounted case among the solution prior art is in the open mode, need extra equipment to support the case lid and the complex operation's that leads to problem.

The utility model provides a vehicle-mounted machine case, it includes: a box body; the cover body is provided with a closed state and an open state which are arranged relative to the box body; the connecting piece comprises a first connecting part, a folding assembly and a second connecting part, the first connecting part is hinged with one end of the folding assembly, the second connecting part is hinged with the other end of the folding assembly, the first connecting part is connected with the inner wall of the box body, and the second connecting part is connected with the inner wall of the cover body so as to enable the cover body and the box body to be hinged; the folding assembly is provided with a folding state and an unfolding state which are oppositely arranged, when the cover body is in the closing state, the folding assembly is in the folding state, and the first connecting part and the second connecting part are arranged in parallel; when the cover body is in an opening state, the folding assembly is in an unfolding state, and an included angle is formed between the first connecting part and the second connecting part; the telescopic piece is provided with a connecting end and a telescopic end which are arranged oppositely, the connecting end of the telescopic piece is hinged with the box body, the telescopic end of the telescopic piece is hinged with the cover body, the telescopic piece has an extension state and a contraction state which are arranged oppositely, and when the cover body is in a closed state, the telescopic piece is in the contraction state; when the cover is in the open position, the telescoping member is in the extended position and is used to support the cover.

Further, when the extensible member is in a contraction state, the connecting end is close to the connecting piece, an included angle is formed between the extending direction of the extensible member and the extending direction of the box body, and the direction of the extensible end is inclined towards the direction close to the cover body.

Further, the folding assembly comprises: first rotation portion and the second rotation portion that articulated each other set up, the one end of keeping away from second rotation portion of first rotation portion is articulated with first connecting portion, the one end of keeping away from first rotation portion of second rotation portion is articulated with second connecting portion, and when folding assembly was in fold condition, the second rotation position was in one side of keeping away from first connecting portion of first rotation portion, first connecting portion, first rotation portion, the equal parallel arrangement of second rotation portion and second connecting portion.

Further, the folding assembly further comprises: the third rotation portion and the fourth rotation portion that set up are articulated each other, the one end of keeping away from the fourth rotation portion of third rotation portion is articulated with first connecting portion, the one end of keeping away from the third rotation portion of fourth rotation portion is articulated with the second connecting portion, the middle part of third rotation portion is articulated with the middle part of second rotation portion, fourth rotation portion and first connecting portion are located the both sides of second rotation portion respectively, first rotation portion and second connecting portion are located the both sides of third rotation portion respectively.

Further, the on-vehicle machine case still includes: the first connecting assembly is arranged between the connecting end of the telescopic piece and the box body, and the connecting end of the telescopic piece and the box body are in spherical hinge joint through the first connecting assembly; the second coupling assembling sets up between the flexible end of extensible member and lid, and the flexible end and the lid of extensible member pass through second coupling assembling ball joint.

Furthermore, the connecting end of the telescopic piece is provided with a first connecting ring, the first connecting assembly comprises a first seat body and a first connecting ball which are connected with each other, the first seat body is arranged on the box body, and the first connecting ball is movably arranged in the first connecting ring; the telescopic end of the telescopic piece is provided with a second connecting ring, the second connecting ring and the first connecting ring can rotate relatively, the second connecting assembly comprises a second base body and a second connecting ball which are connected with each other, the second base body is arranged on the cover body, and the second connecting ball can be movably arranged in the second connecting ring.

Furthermore, the diameter of the first connecting ring is larger than that of the first connecting ball, the first connecting assembly further comprises a first limiting piece, and one end of the first limiting piece penetrates through the first connecting ring and is in limiting fit with the first connecting ball so as to prevent the first connecting ball from falling off the first connecting ring; the diameter of the second connecting ring is larger than that of the second connecting ball, the second connecting assembly further comprises a second limiting part, and one end of the second limiting part penetrates through the second connecting ring and is in limiting fit with the second connecting ball so as to prevent the second connecting ball from falling off the second connecting ring.

Further, on-vehicle quick-witted case still includes the joint structure, and the joint structure sets up between box and lid, and when the lid was in the closure state, lid and box passed through the joint structure and locked.

Further, the clamping structure includes: the clamping piece comprises a connecting section and a clamping section which are connected with each other, an included angle is formed between the clamping section and the connecting section, and one end of the connecting section, which is far away from the clamping section, is connected with the cover body; the sliding seat is arranged on the box body in a sliding mode and provided with a clamping groove, the sliding seat is provided with an avoiding position and a clamping position which are arranged oppositely, and when the sliding seat is located at the clamping position, the clamping section extends into the clamping groove and is clamped with the sliding seat.

Further, the on-vehicle machine case still includes: the reset piece is arranged between the sliding seat and the box body and used for providing acting force towards the direction of the avoiding position from the clamping position to the sliding seat.

Furthermore, the box body comprises a first side wall, a second side wall, a third side wall and a fourth side wall which are sequentially connected along the circumferential direction, a first notch is formed in the second side wall, and a second notch is formed in the fourth side wall; the lid is including first kink, apron and the second kink of connecting in order, and the connecting piece setting is between apron and first lateral wall, and when the lid was in the closure state, first kink of first kink and second kink shutoff first breach and second breach respectively.

Further, be provided with a extensible member between first kink and the second lateral wall, be provided with an extensible member between second kink and the fourth lateral wall.

Use the technical scheme of the utility model, through setting up the extensible member for when the lid is in the open mode, the extensible member is in the extension state and supports the lid, when needs maintain the spare part in the box, need not place extra bearing structure and support the lid, has promoted the convenience of the spare part in the maintenance box. Specifically, the in-process that the lid was opened gradually, the folding assembly of connecting piece is passed through gradually to the state of expanding by fold condition, and when the lid was in the open mode, folding assembly was in the state of expanding, and the flexible end of extensible member supports the lid, and lid and box pass through the connecting piece articulated each other promptly. Compared with the traditional technical scheme, the setting of this scheme can support the lid through the extensible member that sets up between lid and box, and its easy operation has promoted the convenience that supports the lid.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 shows a schematic structural diagram of an on-board chassis provided by the present invention when the on-board chassis is opened;

fig. 2 shows a side view of the vehicle-mounted chassis provided by the present invention;

fig. 3 shows a schematic structural diagram of the vehicle-mounted chassis provided by the present invention when the vehicle-mounted chassis is closed;

fig. 4 shows the cross-sectional view of fig. 3 provided by the present invention;

fig. 5 is a schematic structural diagram illustrating one of the viewing angles of the connector provided by the present invention;

fig. 6 is a schematic structural view of another view of the connector provided by the present invention;

fig. 7 shows a side view of a connector provided by the present invention;

fig. 8 shows a schematic structural diagram of the telescopic member, the first connecting assembly and the second connecting assembly provided by the present invention;

fig. 9 is a schematic structural diagram of the clamping structure provided by the present invention;

fig. 10 shows an exploded schematic view of the fixing base, the sliding base and the restoring member provided by the present invention.

Wherein the figures include the following reference numerals:

10. a box body;

11. a first side wall; 12. a second side wall; 121. a first notch;

13. a third side wall; 14. a fourth side wall; 141. a second notch;

20. a cover body; 21. a first bent portion; 22. a cover plate; 23. a second bent portion;

30. a connecting member;

31. a first connection portion;

32. a folding assembly;

321. a first rotating part; 322. a second rotating part; 323. a third rotating part; 324. a fourth rotating part;

33. a second connecting portion;

40. a telescoping member;

41. a first connecting ring; 42. a second connection ring; 43. a sleeve; 44. a telescopic rod;

50. a first connection assembly;

51. a first seat body; 52. a first connecting ball; 53. a first limit piece; 54. a first connecting rod;

60. a second connection assembly;

61. a second seat body; 62. a second connecting ball; 63. a second limiting member; 64. a second connecting rod;

70. a clamping structure;

71. a clamping piece; 711. a connecting section; 712. a clamping section;

72. a sliding seat; 721. a clamping groove; 7211. a first groove section; 7212. a second groove section; 722. a guide hole;

80. a reset member;

90. a fixed seat;

901. an opening; 902. an accommodating chamber; 903. perforating holes;

91. a body portion;

92. an end cap; 921. a connecting plate; 922. the joint board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.

As shown in fig. 1 to 10, an embodiment of the present invention provides an on-vehicle chassis, which includes a box body 10, a cover body 20, a connecting member 30, and an expansion member 40. Wherein the cover 20 has a closed state and an open state disposed with respect to the case 10. The connecting member 30 includes a first connecting portion 31, a folding assembly 32 and a second connecting portion 33, the first connecting portion 31 is hinged to one end of the folding assembly 32, the second connecting portion 33 is hinged to the other end of the folding assembly 32, the first connecting portion 31 is connected to the inner wall of the box 10, and the second connecting portion 33 is connected to the inner wall of the cover 20, so that the cover 20 is hinged to the box 10; the folding assembly 32 has a folded state and an unfolded state which are oppositely arranged, when the cover body 20 is in the closed state, the folding assembly 32 is in the folded state, and the first connecting part 31 and the second connecting part 33 are arranged in parallel; when the cover 20 is in the open state, the folding assembly 32 is in the unfolded state, and an included angle is formed between the first connecting portion 31 and the second connecting portion 33; the telescopic piece 40 is provided with a connecting end and a telescopic end which are oppositely arranged, the connecting end of the telescopic piece 40 is hinged with the box body 10, the telescopic end of the telescopic piece 40 is hinged with the cover body 20, the telescopic piece 40 has an extending state and a contracting state which are oppositely arranged, and when the cover body 20 is in a closed state, the telescopic piece 40 is in the contracting state; when the cover 20 is in the open position, the extendable members 40 are in an extended position and serve to support the cover 20.

Use the technical scheme of the utility model, through setting up extensible member 40 for when lid 20 is in the open mode, extensible member 40 is in the extension state and supports lid 20, when needs maintain the spare part in the box 10, need not place extra bearing structure and support lid 20, has promoted the convenience of the spare part in the maintenance box 10. Specifically, during the process of gradually opening the cover body 20, the folding assembly 32 of the connecting member 30 gradually transits from the folding state to the unfolding state, and when the cover body 20 is in the opening state, the folding assembly 32 is in the unfolding state, and the telescopic end of the telescopic member 40 supports the cover body 20, that is, the cover body 20 and the box body 10 are hinged to each other through the connecting member 30. Compared with the traditional technical scheme, the cover body 20 can be supported by the telescopic piece 40 arranged between the cover body 20 and the box body 10 through the arrangement of the scheme, the operation is simple, and the convenience of supporting the cover body 20 is improved. In addition, in the present scheme, by providing the connecting member 30, the cover 20 and the box 10 are arranged independently, and when the cover 20 is in the closed state, the cover 20 and the box 10 are completely sealed and matched, so that the sealing performance between the cover 20 and the box 10 is improved, and the possibility of water seepage into the box 10 is reduced.

As shown in fig. 1, in this embodiment, the case 10 is substantially cubic, the cover 20 is substantially rectangular, and the two connectors 30 are provided at one end of the case 10 and the cover 20 in the longitudinal direction, and the two connectors 30 are spaced apart from each other in the width direction of the case 10. With this arrangement, the stability of the opening and closing of the lid 20 can be ensured.

Further, when the telescopic member 40 is in the contracted state, the connection end is disposed close to the connection member 30, an included angle is formed between the extending direction of the telescopic member 40 and the extending direction of the box body 10, and the telescopic end is inclined toward the direction close to the cover body 20. With such an arrangement, when the worker opens the cover 20, the telescopic member 40 itself tends to drive the cover 20 to open, thereby improving the smoothness of opening the cover 20. Wherein, when extensible member 40 is in the shrink state, the contained angle between the extending direction of extensible member 40 and the length direction of box 10 can set up between 3 to 10, and in this scheme, when extensible member 40 is in the shrink state, the contained angle between the extending direction of extensible member 40 and the length direction of box 10 sets up to 5, and the flexible end tilt up of extensible member 40.

As shown in fig. 1 and 5 to 7, the folding assembly 32 includes a first rotating portion 321 and a second rotating portion 322 hinged to each other, an end of the first rotating portion 321 away from the second rotating portion 322 is hinged to the first connecting portion 31, an end of the second rotating portion 322 away from the first rotating portion 321 is hinged to the second connecting portion 33, and when the folding assembly 32 is in the folded state, the second rotating portion 322 is located on a side of the first rotating portion 321 away from the first connecting portion 31, and the first connecting portion 31, the first rotating portion 321, the second rotating portion 322 and the second connecting portion 33 are all arranged in parallel. When the cover 20 is completely opened, the cover 20 is perpendicular to the case 10. In this embodiment, the longitudinal direction of the first connecting portion 31 is the same as the longitudinal direction of the case 10, the longitudinal direction of the second connecting portion 33 is the same as the extending direction of the cover 20, and the folding unit 32 is located between the first connecting portion 31 and the second connecting portion 33. A first accommodating groove is formed in the top of the first connecting portion 31, the first accommodating groove penetrates through the first connecting portion 31 along the length direction of the first connecting portion 31, one end, far away from the second rotating portion 322, of the first rotating portion 321 is located in the first accommodating groove and is hinged to the middle of the first connecting portion 31, and when the folding assembly is in a folded state, the first connecting portion 31 is embedded into the first accommodating groove; the length of the second rotating portion 322 is greater than that of the first rotating portion 321, the second connecting portion 33 is located on one side of the second rotating portion 322 far away from the first rotating portion 321, a second receiving groove is formed in one side of the first rotating portion 321 facing the second connecting portion 33, and the second receiving groove penetrates through the first rotating portion 321 along the extending direction of the first rotating portion 321; when the folding assembly 32 is in the folded state, the first rotating portion 321 is embedded into the first receiving groove, the second rotating portion 322 is embedded into the second receiving groove, and the first connecting portion 31 and the second connecting portion 33 are parallel to each other and located at two sides of the first rotating portion 321 and the second rotating portion 322, respectively. The first and second rotating portions 321 and 322 are provided such that the first and second connecting portions 31 and 33 have a sufficient interval therebetween to ensure the smooth opening of the cover 20.

Further, the folding assembly 32 further includes a third rotating portion 323 and a fourth rotating portion 324 hinged to each other, an end of the third rotating portion 323 away from the fourth rotating portion 324 is hinged to the first connecting portion 31, an end of the fourth rotating portion 324 away from the third rotating portion 323 is hinged to the second connecting portion 33, a middle of the third rotating portion 323 is hinged to a middle of the second rotating portion 322, the fourth rotating portion 324 and the first connecting portion 31 are respectively located at two sides of the second rotating portion 322, and the first rotating portion 321 and the second connecting portion 33 are respectively located at two sides of the third rotating portion 323. Specifically, in this solution, when the folding assembly 32 is in the half-open state, a connecting line of each hinge shaft of the connecting member 30 forms a parallelogram structure similar to two interconnected links, the second rotating portion 322 and the third rotating portion 323 are arranged in a crossed manner, an avoiding through hole is arranged in the middle of the second rotating portion 322, the avoiding through hole penetrates through the thickness of the second rotating portion 322, the extending direction of the avoiding through hole is the same as the extending direction of the second rotating portion 322, and the third rotating portion 323 is arranged in the avoiding through hole in a penetrating manner. An end of the third rotating portion 323 away from the fourth rotating portion 324 is spaced apart from an end of the first rotating portion 321 away from the second rotating portion 322, and an end of the second rotating portion 322 away from the first rotating portion 321 is spaced apart from an end of the fourth rotating portion 324 away from the third rotating portion 323. With such an arrangement, the avoidance through hole can provide a certain avoidance space for the rotation and folding of the third rotating portion 323. Further, the third and fourth rotating portions 323 and 324 can be provided to ensure the smoothness of switching between the folded state and the unfolded state of the folding unit 32.

As shown in fig. 1 and 8, the vehicle chassis further includes a first connection assembly 50 and a second connection assembly 60. Wherein, the first connecting assembly 50 is arranged between the connecting end of the telescopic member 40 and the box body 10, and the connecting end of the telescopic member 40 and the box body 10 are in ball joint through the first connecting assembly 50. The second connecting assembly 60 is disposed between the telescoping end of the telescoping member 40 and the cover 20, and the telescoping end of the telescoping member 40 and the cover 20 are ball-hinged by the second connecting assembly 60. The arrangement of the first connecting assembly 50 and the second connecting assembly 60 can ensure the convenience of connecting the extensible member 40 with the box body 10 and the cover body 20, and can ensure the smoothness of the extensible member 40 in the extending and retracting process.

Specifically, the connecting end of the telescopic member 40 has a first connecting ring 41, the first connecting assembly 50 includes a first seat 51 and a first connecting ball 52 connected to each other, the first seat 51 is disposed on the box 10, and the first connecting ball 52 is movably disposed in the first connecting ring 41. The telescopic end of the telescopic member 40 has a second connecting ring 42, the second connecting ring 42 and the first connecting ring 41 can rotate relatively, the second connecting assembly 60 includes a second seat body 61 and a second connecting ball 62 connected with each other, the second seat body 61 is disposed on the cover body 20, and the second connecting ball 62 is movably disposed in the second connecting ring 42. In this scheme, extensible member 40 is telescopic cylinder, and telescopic cylinder is including the sleeve 43 and the telescopic link 44 that cup joint in proper order, and the movably setting of telescopic link 44 is in sleeve 43, and telescopic link 44 can rotate sleeve 43 relatively, and sleeve 43 has the link, and telescopic link 44 has flexible end, and the link of sleeve 43 has first go-between 41, and telescopic link 44's flexible end has second go-between 42. With such an arrangement, the structure is simple, and it can be ensured that the first connecting ring 41 and the second connecting ring 42 can rotate relatively, the first connecting balls 52 and the first connecting ring 41 can be ensured to be in ball-joint with each other, and the second connecting balls 62 and the second connecting ring 42 can be ensured to be in ball-joint with each other.

Further, the diameter of the first connection ring 41 is larger than that of the first connection balls 52, and the first connection assembly 50 further includes a first limiting member 53, wherein one end of the first limiting member 53 passes through the first connection ring 41 and is in limiting fit with the first connection balls 52 to prevent the first connection balls 52 from falling off the first connection ring 41. The first limiting member 53 is a first limiting bolt, the first connecting assembly 50 further includes a first connecting rod 54, one end of the first connecting rod 54 is connected to the first seat 51, the other end of the first connecting rod 54 is connected to the first connecting ball 52, and after the first connecting ball 52 is located in the first connecting ring 41, one end of the first limiting member 53 passes through the first connecting ring 41 and penetrates through a space formed by the first connecting ball 52 and the first connecting rod 54, so as to prevent the first connecting ball 52 from coming out of the first connecting ring 41. So set up, its simple structure, and be convenient for install.

Further, the diameter of the second connection ring 42 is larger than that of the second connection ball 62, and the second connecting assembly 60 further includes a second limiting member 63, wherein one end of the second limiting member 63 passes through the second connection ring 42 and is in limiting fit with the second connection ball 62, so as to prevent the second connection ball 62 from falling off the second connection ring 42. The second limiting member 63 is a second limiting bolt, the second connecting assembly 60 further includes a second connecting rod 64, one end of the second connecting rod 64 is connected to the second seat 61, the other end of the second connecting rod 64 is connected to the second connecting ball 62, the second connecting ball 62 is located behind the second connecting ring 42, one end of the second limiting member 63 passes through the second connecting ring 42 and penetrates through a space formed by the second connecting ball 62 and the second connecting rod 64, so as to prevent the second connecting ball 62 from coming off from the second connecting ring 42. So set up, its simple structure, and be convenient for install.

As shown in fig. 4, the vehicle chassis further includes a clamping structure 70, where the clamping structure 70 is disposed between the box body 10 and the cover body 20, and when the cover body 20 is in the closed state, the cover body 20 and the box body 10 are locked by the clamping structure 70. With this arrangement, the stability and safety after the cover 20 and the case 10 are fastened can be ensured.

As shown in fig. 9 and 10, the latch structure 70 includes a latch 71 and a slide holder 72. The clamping piece 71 comprises a connecting section 711 and a clamping section 712 which are connected with each other, an included angle is formed between the clamping section 712 and the connecting section 711, and one end of the connecting section 711, which is far away from the clamping section 712, is connected with the cover body 20; the sliding seat 72 is slidably disposed on the box 10, the sliding seat 72 is provided with a clamping groove 721, the sliding seat 72 has an avoiding position and a clamping position which are oppositely disposed, and when the sliding seat 72 is located at the clamping position, the clamping section 712 extends into the clamping groove 721 and is clamped with the sliding seat 72. In this scheme, be provided with the installing port on the lateral wall of the one side of keeping away from connecting piece 30 of box 10, on-vehicle machine case still includes fixing base 90. The fixing seat 90 is disposed at the mounting opening and extends toward the connecting member 30. The fixed seat 90 is provided with an opening 901 and an accommodating cavity 902 which are communicated with each other, the opening 901 is arranged on the side wall of one side of the fixed seat 90 far away from the connecting piece 30, the sliding seat 72 is movably arranged in the accommodating cavity 902, and the extending direction of the sliding seat 72 is the same as that of the fixed seat 90. The top wall of the fixing base 90 is provided with a through hole 903, and the through hole 903 is communicated with the accommodating cavity 902 and is located at one end of the fixing base 90, which is far away from the connecting piece 30. The clamping groove 721 comprises a first groove section 7211 and a second groove section 7212 which are communicated in sequence, the extending direction of the first groove section 7211 is vertical to the extending direction of the second groove section 7212, the extending direction of the second groove section 7212 is the same as the sliding direction of the sliding seat 72, the extending direction of the first groove section 7211 is vertical to the extending direction of the sliding seat 72, one end, far away from the second groove section 7212, of the first groove section 7211 extends to the surface, facing one side of the cover body 20, of the sliding seat 72, the first groove section 7211 is located at one end, far away from the connecting piece 30, of the sliding seat 72, and the first groove section 7211 is communicated with the through hole 903 so that the clamping section 712 can penetrate through; the sectional area of the through hole 903 is larger than that of the first groove section 7211, when the sliding seat 72 is located at the clamping position, the top wall of the sliding seat 72 can seal one end, close to the connecting piece 30, of the through hole 903, so that the clamping piece 71 is abutted to and clamped with the sliding seat 72; when the sliding seat 72 is in the avoiding position, the top wall of the sliding seat 72 unblocks one end of the through hole 903 close to the connecting piece 30, so that the clamping piece 71 is separated from the clamping groove 721. The clamping section 712 and the connecting section 711 of the clamping piece 71 are perpendicular to each other, the clamping section 712 extends towards the connecting piece 30, the clamping section 712 and the connecting section 711 form a step structure, and the step mechanism can be clamped with or separated from the top wall of the sliding seat 72. When the cover body 20 is closed, the sliding seat 72 is in a clamping position, when the cover body 20 needs to be opened, the sliding seat 72 is pushed towards the direction of the connecting piece 30, the sliding seat 72 slides towards the direction close to the connecting piece 30 until the sliding seat 72 slides to an avoiding position, the sliding seat 72 removes the blockage of one end, close to the connecting piece 30, of the through hole 903, the clamping section 712 is disengaged from the sliding seat 72 and the fixed seat 90, and then the sliding seat 72 returns to the clamping position; when lid 20 is opened, sliding seat 72 is in the joint position, and when needs closed lid 20, the direction towards connecting piece 30 promotes sliding seat 72, and until sliding seat 72 is in dodging the position, sliding seat 72 removes the shutoff to the one end that is close to connecting piece 30 of wearing to establish hole 903, and joint 71 stretches into to second groove section 7212 and with sliding seat 72 joint behind wearing to establish hole 903 and first groove section 7211 in proper order. With such an arrangement, the structure is simple, and the cover 20 can be opened or closed conveniently by the worker.

Further, the vehicle-mounted chassis further comprises a reset piece 80. Wherein, the reset piece 80 is arranged between the sliding seat 72 and the box body 10, and the reset piece 80 is used for providing acting force to the sliding seat 72 from the clamping position to the direction of the avoiding position. By such arrangement, the smoothness of switching between the avoiding position and the clamping position of the sliding seat 72 can be ensured.

Specifically, in the present embodiment, the fixing base 90 includes a main body 91 and an end cover 92, wherein the opening 901, the accommodating cavity 902 and the through hole 903 are all disposed on the main body 91, and the accommodating cavity 902 is disposed through the main body 91 along the extending direction of the main body 91. End cover 92 includes connecting plate 921 and joint plate 922, wherein, joint plate 922 is provided with two, two joint plates 922 set up the both ends at connecting plate 921 respectively, and joint plate 922 sets up perpendicularly with connecting plate 921, two joint plates 922 are located same one side of connecting plate 921, the extending direction of joint plate 922 is the same with the extending direction of this body part 91, this body part 91 sets up between two joint plates 922, the one end of keeping away from opening 901 of chamber 902 is held to the connecting plate 921 carries out the shutoff. The inside wall of joint board 922 is provided with the joint groove, and body portion 91 is provided with the joint piece on the lateral wall that corresponds with joint board 922, joint piece and joint groove joint cooperation. With this arrangement, the assembly of the body portion 91 and the end cap 92 can be facilitated.

Further, the inner side wall of the body 91 is provided with a guide groove, the outer side wall of the sliding seat 72 is provided with a guide strip, the extending direction of the guide groove is the same as the sliding direction of the sliding seat 72, and the guide strip and the guide groove are slidably engaged to guide the sliding of the sliding seat 72. By such arrangement, the sliding smoothness and stability of the sliding seat 72 can be ensured.

Specifically, two guide holes 722 are provided on a side wall of the sliding seat 72 on a side facing the end cap 92, the two guide holes 722 are respectively located on two sides of the second groove section 7212, and the two guide holes 722 are distributed along the width direction of the sliding seat 72, and the extending direction of the guide holes 722 is the same as the extending direction of the sliding seat 72. The reset piece 80 is a reset spring, a reset spring is arranged in each guide hole 722, one end of the reset spring is connected with the connecting plate 921, and the other end of the reset spring is connected with the sliding seat 72. With such an arrangement, the sliding smoothness of the sliding seat 72 can be ensured, and the compactness of the fixed seat 90 can be ensured.

As shown in fig. 1 and fig. 2, the box body 10 includes a first sidewall 11, a second sidewall 12, a third sidewall 13 and a fourth sidewall 14 connected in sequence along the circumferential direction, the second sidewall 12 is provided with a first notch 121, and the fourth sidewall 14 is provided with a second notch 141; the cover 20 includes a first bending portion 21, a cover plate 22 and a second bending portion 23 connected in sequence, the connecting member 30 is disposed between the cover plate 22 and the first sidewall 11, and when the cover 20 is in a closed state, the first bending portion 21 and the second bending portion 23 block the first notch 121 and the second notch 141, respectively. With this arrangement, the sealing performance between the case 10 and the lid 20 can be ensured.

Further, a telescopic member 40 is disposed between the first bent portion 21 and the second side wall 12, and a telescopic member 40 is disposed between the second bent portion 23 and the fourth side wall 14. By such arrangement, the smoothness of the driving of the cover body 20 by the extensible member 40 can be ensured, the uniformity of the stress of the cover body 20 can be ensured, and the smoothness of the opening and closing of the cover body 20 can be ensured.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of parts and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (12)

1. The utility model provides a vehicle-mounted machine case which characterized in that, vehicle-mounted machine case includes:

a case (10);

a lid (20) having a closed state and an open state provided with respect to the case (10);

the connecting piece (30) comprises a first connecting part (31), a folding assembly (32) and a second connecting part (33), the first connecting part (31) is hinged with one end of the folding assembly (32), the second connecting part (33) is hinged with the other end of the folding assembly (32), the first connecting part (31) is connected with the inner wall of the box body (10), and the second connecting part (33) is connected with the inner wall of the cover body (20) so as to enable the cover body (20) and the box body (10) to be hinged; the folding assembly (32) has a folded state and an unfolded state which are oppositely arranged, when the cover body (20) is in the closed state, the folding assembly (32) is in the folded state, and the first connecting part (31) and the second connecting part (33) are arranged in parallel; when the cover body (20) is in the opening state, the folding assembly (32) is in the unfolding state, and an included angle is formed between the first connecting portion (31) and the second connecting portion (33);

the telescopic piece (40) is provided with a connecting end and a telescopic end which are arranged oppositely, the connecting end of the telescopic piece (40) is hinged with the box body (10), the telescopic end of the telescopic piece (40) is hinged with the cover body (20), the telescopic piece (40) is provided with an extending state and a contracting state which are arranged oppositely, and when the cover body (20) is in the closing state, the telescopic piece (40) is in the contracting state; when the cover (20) is in the open state, the telescoping member (40) is in the extended state and is used to support the cover (20).

2. The vehicle-mounted chassis according to claim 1, wherein when the retractable member (40) is in the retracted state, the connecting end is disposed close to the connecting member (30), an included angle is formed between an extending direction of the retractable member (40) and an extending direction of the box body (10), and the retractable end is inclined toward a direction close to the cover body (20).

3. The vehicle chassis of claim 1, wherein the folding assembly (32) comprises:

first rotation portion (321) and the second rotation portion (322) of mutual articulated setting, keeping away from of first rotation portion (321) the one end of second rotation portion (322) with first connecting portion (31) are articulated, keeping away from of second rotation portion (322) the one end of first rotation portion (321) with second connecting portion (33) are articulated, and work as folding assembly (32) are in during folded condition, second rotation portion (322) are located keeping away from of first rotation portion (321) one side of first connecting portion (31), first rotation portion (321) second rotation portion (322) with the equal parallel arrangement of second connecting portion (33).

4. The vehicle chassis of claim 3, wherein the folding assembly (32) further comprises:

third rotation portion (323) and fourth rotation portion (324) that articulated each other set up, keeping away from of third rotation portion (323) the one end of fourth rotation portion (324) with first connecting portion (31) are articulated, keeping away from of fourth rotation portion (324) the one end of third rotation portion (323) with second connecting portion (33) are articulated, the middle part of third rotation portion (323) with the middle part of second rotation portion (322) is articulated, fourth rotation portion (324) with first connecting portion (31) are located respectively the both sides of second rotation portion (322), first rotation portion (321) with second connecting portion (33) are located respectively the both sides of third rotation portion (323).

5. The vehicle-mounted chassis of claim 1, further comprising:

the first connecting assembly (50) is arranged between the connecting end of the telescopic piece (40) and the box body (10), and the connecting end of the telescopic piece (40) is in ball joint with the box body (10) through the first connecting assembly (50);

the second connecting assembly (60) is arranged between the telescopic end of the telescopic piece (40) and the cover body (20), and the telescopic end of the telescopic piece (40) and the cover body (20) are in ball joint through the second connecting assembly (60).

6. The vehicle chassis of claim 5,

the connecting end of the telescopic member (40) is provided with a first connecting ring (41), the first connecting assembly (50) comprises a first seat body (51) and a first connecting ball (52) which are connected with each other, the first seat body (51) is arranged on the box body (10), and the first connecting ball (52) is movably arranged in the first connecting ring (41);

the flexible end of extensible member (40) has second go-between (42), second go-between (42) with first go-between (41) relatively rotatable, second coupling assembling (60) are including interconnect's second pedestal (61) and second connection ball (62), second pedestal (61) set up on lid (20), second connection ball (62) movably sets up in second go-between (42).

7. The vehicle chassis of claim 6,

the diameter of the first connecting ring (41) is larger than that of the first connecting ball (52), the first connecting assembly (50) further comprises a first limiting piece (53), and one end of the first limiting piece (53) penetrates through the first connecting ring (41) and is in limiting fit with the first connecting ball (52) so as to prevent the first connecting ball (52) from falling out of the first connecting ring (41);

the diameter of the second connecting ring (42) is larger than that of the second connecting ball (62), the second connecting assembly (60) further comprises a second limiting member (63), and one end of the second limiting member (63) penetrates through the second connecting ring (42) and is in limiting fit with the second connecting ball (62) so as to prevent the second connecting ball (62) from falling out of the second connecting ring (42).

8. The vehicle-mounted chassis according to claim 1, further comprising a clamping structure (70), wherein the clamping structure (70) is disposed between the box body (10) and the cover body (20), and when the cover body (20) is in the closed state, the cover body (20) and the box body (10) are locked by the clamping structure (70).

9. The vehicle chassis of claim 8, wherein the snap-fit structure (70) comprises:

the clamping piece (71) comprises a connecting section (711) and a clamping section (712) which are connected with each other, an included angle is formed between the clamping section (712) and the connecting section (711), and one end, far away from the clamping section (712), of the connecting section (711) is connected with the cover body (20);

sliding seat (72), slidable ground sets up on box (10), sliding seat (72) are provided with joint groove (721), sliding seat (72) have the position of dodging and the joint position of relative setting, work as sliding seat (72) are in during the joint position, joint section (712) stretch into to in joint groove (721) and with sliding seat (72) joint.

10. The vehicle chassis of claim 9, further comprising:

the reset piece (80) is arranged between the sliding seat (72) and the box body (10), and the reset piece (80) is used for providing acting force towards the direction of the avoiding position from the clamping position to the sliding seat (72).

11. The vehicle-mounted chassis according to claim 1, wherein the box body (10) comprises a first side wall (11), a second side wall (12), a third side wall (13) and a fourth side wall (14) which are sequentially connected along the circumferential direction, the second side wall (12) is provided with a first notch (121), and the fourth side wall (14) is provided with a second notch (141); the cover body (20) comprises a first bending part (21), a cover plate (22) and a second bending part (23) which are connected in sequence, the connecting piece (30) is arranged between the cover plate (22) and the first side wall (11), and when the cover body (20) is in the closed state, the first bending part (21) and the second bending part (23) block the first notch (121) and the second notch (141) respectively.

12. The vehicle chassis according to claim 11, wherein one of the extendable members (40) is disposed between the first bent portion (21) and the second side wall (12), and one of the extendable members (40) is disposed between the second bent portion (23) and the fourth side wall (14).

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