CN112223231B

CN112223231B - Tool cabinet

Info

Publication number: CN112223231B
Application number: CN202011255773.6A
Authority: CN
Inventors: 吴秀梅; 俞畅红; 黄小冬
Original assignee: Hangzhou Liujin Luliang Space Design Co ltd
Current assignee: Rushan Jinguo Food Co ltd; Shandong Juren Jianbang Food Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-27
Anticipated expiration: 2040-11-11
Also published as: CN113618693A; CN113618694A; CN112223231A

Abstract

The invention belongs to the technical field of tool cabinets, and particularly relates to a tool cabinet, which comprises a cabinet body, a cabinet door, a lifting support, a baffle body and a partition plate, wherein after the tool cabinet is lifted, if the cabinet door cannot be automatically closed due to long-time use of an elastic rope, or the cabinet door is not completely closed but is close to the closed state in the swinging process after being opened, but the cabinet door and the cabinet body are already in the contact state, the upward swinging angle of a swinging plate cannot be completely adjusted, but the upward swinging angle is enough to play a role in separating heavy objects placed on the partition plate, in the state, a avoiding opening on the swinging plate and a clamping mechanism lose the matching position, meanwhile, the straight surface end of a limiting clamping block in the clamping mechanism is matched with the swinging plate to play a limiting role in limiting the downward swinging of the swinging plate, so that the heavy objects placed on the partition plate are prevented from sliding off due to the inclination of the cabinet body when the cabinet door is not closed but is in contact with the cabinet body, smash the cabinet door and injure the worker.

Description

Tool cabinet

Technical Field

The invention belongs to the technical field of tool cabinets, and particularly relates to a tool cabinet.

Background

At fitment or repair the workplace that the car needs a plurality of instruments, often arranged a plurality of tool cabinets, had heavier instrument in the tool cabinet, and the cabinet door of tool cabinet can lock and can close, opens through the key when locking, when closing, does not have stop gear.

In many cases, the tool cabinet needs to be moved to a position where there are the following problems:

firstly, when the cabinet door is carried, the cabinet door needs to be locked, otherwise, because of shaking in the carrying process, the cabinet door is automatically opened and closed in the carrying process, so that the cabinet door is damaged on one hand, and carrying personnel are influenced on the other hand; generally can lock and transport again, but often appear forgetting the condition of locking, in addition, lock before the transport, but in the handling, probably need open temporarily, place the instrument, still need unblank the process of putting into and relocking this moment, this transport convenience that will influence the tool cabinet, and if the short distance transport, when putting down the cabinet body after, still need unblank just can use, in a word, current tool cabinet all has some inconveniences before the transport, in the transport or after the transport.

Secondly, if the cabinet body is automatically opened due to shaking in the carrying process of the tool cabinet, heavy tools can slide off, light people can smash the road surface, heavy people can smash workers, and even if the cabinet door is locked and closed, the cabinet door is generally thin and is easy to be impacted and deformed by sliding heavy objects; in addition, in the use process of the tool cabinet, the cabinet door is expected not to be automatically closed and kept in an open state, so that tools can be conveniently taken at any time.

The invention designs a tool cabinet to solve the problems.

Disclosure of Invention

In order to solve the defects in the prior art, the invention discloses a tool cabinet which is realized by adopting the following technical scheme.

A tool cabinet comprises a cabinet body, a cabinet door, lifting supports, a baffle body and a partition plate, wherein the baffle body is fixedly arranged at the lower end of the cabinet body, four lifting supports are arranged at four corners of the bottom surface of the baffle body, and each lifting support consists of an outer screw rod fixed at the lower end of the baffle body and an outer screw sleeve in threaded fit with the outer screw rod; a plurality of partition plates are uniformly arranged at the upper part and the lower part of the inner side of the cabinet body, and two cabinet doors are arranged at the front end of the cabinet body through the axisymmetric swing of the doors; for two lifting supports positioned at the front side among the four lifting supports, the inner sides of the outer screw rod and the outer thread sleeve are respectively provided with a set of thread matching structure which is composed of an inner screw rod and an inner thread sleeve and has the same thread pitch with the outer screw rod and the outer thread sleeve, and a third spring is arranged between the structure and the outer screw rod and the outer thread sleeve; after the cabinet body is lifted, the lower end of the structure is lower than the lower end of the corresponding external thread sleeve.

The lower end surfaces of the two cabinet doors are respectively provided with a clamping groove, and the front ends of the blocking bodies are symmetrically provided with two limiting structures in an up-and-down sliding manner; the limiting mechanism consists of a limiting block, a first spring and a limiting shell, one end of the limiting block is provided with a second inclined surface and a third inclined surface, and the included angle between the second inclined surface and the adjacent side surface on the limiting block is 150 degrees; the included angle between the third inclined plane and the adjacent side surface on the limiting block is 120 degrees; one end, which is not provided with the inclined plane, of the limiting block is slidably installed in the limiting shell, and a first spring is installed between one end, which is positioned in the limiting shell, of the limiting block and the limiting shell; one end of the limiting block with the inclined plane is matched with the clamping groove on the corresponding cabinet door.

The upper ends of the two thread matching structures consisting of the inner screw rod and the inner thread sleeve are in one-to-one corresponding transmission connection with the two limiting mechanisms through gears, after the cabinet body is placed on the ground, the thread matching structures on the two sides move upwards, the thread matching structures move upwards to drive the corresponding limiting mechanisms to move downwards through gear transmission, and therefore the straight surfaces corresponding to the third inclined surfaces on the limiting blocks in the limiting mechanisms are disengaged from the limiting matching with the clamping grooves in the corresponding cabinet doors; the third inclined plane and the second inclined plane on the limiting block are still in a state of being matched with the clamping groove on the cabinet door.

A plurality of swing plates are arranged on the inner side of the cabinet body in a swinging mode through a swing shaft, two avoidance openings are symmetrically distributed in the swing plates, the swing plates arranged in the cabinet body correspond to the partition plates arranged in the cabinet body one by one and are in contact with each other, and the partition plates corresponding to the swing plates are close to the cabinet door; one ends of all the swing shafts, which are positioned at the outer side of the cabinet body, are respectively and fixedly provided with a second winding wheel, and a volute spiral spring is arranged between the second winding wheel and the cabinet door; a first pull rope is wound on the second winding wheel; the twentieth gear and the third winding wheel are coaxially and rotatably arranged on the outer side of the cabinet body, the third winding wheel is wound with a second pull rope, and the second pull rope is fixedly connected with all the first pull ropes wound on the second winding wheel; the twentieth gear is connected with a door shaft of one of the two installed cabinet doors in a transmission manner through a gear, the second pull rope is released when the cabinet doors are closed, the swing plate installed in the cabinet body swings upwards under the action of the corresponding volute spiral spring, and meanwhile, the second pull rope is wound to play a role in preventing the objects placed on the partition plate from slipping.

A plurality of clamping mechanisms are arranged on both sides in the cabinet body in a vertically sliding manner, and the clamping mechanisms arranged in the cabinet body are correspondingly matched with the swing plate arranged in the cabinet body; the clamping mechanism comprises a limiting clamping shell, a limiting clamping block and a second spring, wherein one end of the limiting clamping block is provided with a first inclined surface, the other end of the limiting clamping block is slidably mounted in the limiting clamping shell, and the second spring is mounted between one end of the limiting clamping block, which is positioned in the limiting clamping shell, and the inner end surface of the limiting clamping shell; the limiting clamping block is matched with the avoiding groove on the corresponding swing plate.

A plurality of card mechanisms are through the connecting rod fixed connection of choma form, the lower extreme of connecting rod and the upper end fixed connection of the screw-thread fit structure of constituteing by interior screw rod and internal thread bush place in subaerial back at the cabinet body, and the screw-thread fit structure drive connecting rod of constituteing by interior screw rod and internal thread bush shifts up, and the connecting rod shifts up and drives all card hooks and shifts up for the in-process that the pendulum plate was opened at the lower hem, dodge the groove in the pendulum plate and just in time can pass the spacing fixture block that corresponds.

The first inclined plane on the limiting clamping block faces the cabinet door.

As a further improvement of the technology, two second guide blocks are symmetrically installed on the inner circular surface of the lower end of the external thread sleeve, two second guide grooves are symmetrically opened on the outer circular surface of the lower end of the internal thread sleeve, and the internal thread sleeve is installed on the external thread sleeve through the sliding fit of the two second guide grooves and the two second guide blocks; a spring mounting disc is fixedly mounted on the internal thread sleeve, one end of a third spring is fixedly mounted on the external thread sleeve, and the other end of the third spring is fixedly mounted on the spring mounting disc; two first guide blocks are symmetrically arranged on the inner circular surface of the outer screw rod, two first guide grooves are symmetrically formed in the outer circular surface of the inner screw rod, and the inner screw rod is arranged in the outer screw rod through the sliding fit of the two first guide grooves and the two first guide blocks.

The lower extreme of external screw thread cover has the toper and supports, has the hexagonal column of being convenient for rotatory external screw thread cover on the excircle face of external screw thread cover.

As a further improvement of this technique, it has two breachs to open on the last side of above-mentioned fender body front end, a first mounting groove has all been opened to the downside of two breachs, a seventh shaft hole has all been opened to one side of two first mounting grooves, a ninth mounting groove has all been opened to one side in two seventh shaft holes, an eighth mounting groove has all been opened to one side of two ninth mounting grooves, the tenth mounting groove has all been opened to one side of two eighth mounting grooves, a sixth shaft hole has all been opened to one side of two tenth mounting grooves, a second mounting groove has all been opened to one side in two sixth shaft holes, a third mounting groove has all been opened to one side of two second mounting grooves, a third shaft hole has all been opened on the bottom surface of two third mounting grooves.

The upper ends of two inner screw rods in the two lifting supports penetrate through third shaft holes on one corresponding side to be located in corresponding third mounting grooves, mounting plates are fixedly mounted on the upper sides of the inner screw rods, fourth toothed plates are fixedly mounted on one sides of the mounting plates, eleventh gears are rotatably mounted in the corresponding third mounting grooves, and the eleventh gears are meshed with the fourth toothed plates; the fifth toothed plate is slidably mounted in the third mounting groove and meshed with the eleventh gear.

The first rotating shaft is rotatably arranged in the corresponding sixth shaft hole, the eighteenth gear is fixedly arranged at one end of the first rotating shaft, and the eighteenth gear is meshed with the fifth toothed plate; the twenty-first gear is fixedly arranged at the other end of the first rotating shaft and is positioned in the tenth mounting groove, the twenty-second gear and the twenty-third gear are coaxially arranged in the tenth mounting groove, and the twenty-second gear is meshed with the twenty-first gear; the rack is slidably arranged in the eighth mounting groove and meshed with the twenty-third gear; the twenty-fourth gear and the twenty-fifth gear are coaxially arranged in the ninth mounting groove, and the twenty-fourth gear is meshed with the rack; the third rotating shaft is rotatably arranged in the seventh shaft hole, the twenty-sixth gear is fixedly arranged at one end of the third rotating shaft, and the twenty-sixth gear is meshed with the twenty-fifth gear; the ninth gear is fixedly arranged at the other end of the third rotating shaft and is positioned in the first mounting groove; the second toothed plate is slidably mounted in the corresponding first mounting groove and meshed with the ninth gear; the connecting column is fixedly arranged on one side of the second gear; the connecting column is fixedly connected with the lower end of the limiting shell in the limiting mechanism on the corresponding side; the limiting mechanism is in sliding fit with the notch on the corresponding side.

As a further improvement of the technology, the upper end surfaces of two second mounting grooves formed on the blocking body are respectively provided with a first shaft hole, and the lower ends of two door shafts respectively penetrate through the two first shaft holes and are positioned in the two second mounting grooves; the thirteenth gear is fixedly arranged on the first rotating shaft on the corresponding side, the fourteenth gear and the seventeenth gear are coaxially and rotatably arranged in the second mounting groove, and the fourteenth gear is meshed with the thirteenth gear; the sixteenth gear is rotatably arranged on the door shaft and is positioned in the corresponding second mounting groove, and the sixteenth gear is meshed with the seventeenth gear; a first winding wheel is fixedly installed at the lower end of the sixteenth gear, and two wheel grooves are formed in the first winding wheel; one end fixed mounting of fixed plate is on the door-hinge that corresponds, and two strand elastic stretching rotation opposite twine in first winding wheel two race, and two strand elastic rope equal fixed mounting are on the fixed plate that corresponds.

As a further improvement of the technology, one side of one of the two second mounting grooves is provided with a fourth mounting groove, one side of the fourth mounting groove is provided with a fourth shaft hole, and one side of the fourth shaft hole is provided with a sixth mounting groove penetrating out of the outer side of the cabinet body.

The second rotating shaft is rotatably arranged in the fourth shaft hole, the third gear is fixedly arranged on the second rotating shaft and is positioned in the fourth mounting groove, the fifteenth gear is fixedly arranged on the door shaft corresponding to one side provided with the third gear, and the fifteenth gear is meshed with the third gear; the fourth gear is fixedly arranged at the other end of the second rotating shaft and is positioned in the sixth mounting groove, the fifth gear and the sixth gear are coaxially and rotatably arranged in the sixth mounting groove, and the fifth gear is meshed with the fourth gear; the seventh gear is rotatably arranged on the side surface of the cabinet body and is meshed with the sixth gear; the eighth gear and the nineteenth gear are coaxially and rotatably arranged on the outer side of the cabinet body, the eighth gear is meshed with the seventh gear, and the nineteenth gear is meshed with the twentieth gear.

As a further improvement of the technology, one side of one of the two third mounting grooves formed on the cabinet body is provided with a fifth mounting groove, and one side of the lower end of the blocking body is provided with a seventh mounting groove; the upper end of the cabinet body is provided with an avoiding chute; the connecting rod of returning the word form is slidable mounting about in seventh mounting groove and dodge the spout, and the connecting rod passes through the mounting panel fixed connection of connecting plate and corresponding one side.

As a further improvement of the technology, one side of the cabinet body is vertically provided with a plurality of sliding chutes for the clamping mechanism to slide, and the sliding chutes penetrate through the inside and the outside of the cabinet body.

As a further improvement of the technology, a plurality of fifth shaft holes for the swinging shafts to penetrate out of the outer side of the cabinet body are formed in the upper part and the lower part of one side of the cabinet body.

As a further improvement of the present technology, the first spring is a compression spring, and the second spring is a compression spring; the third spring is an extension spring and has a pretension.

As a further improvement of the technology, the third winding wheel is provided with a mounting circular groove, the inner end of the spiral spring is fixedly mounted on the corresponding swing shaft, and the outer end of the spiral spring is fixedly mounted on the cabinet door.

Compared with the traditional tool cabinet technology, the tool cabinet has the following beneficial effects:

1. after the tool cabinet is lifted, if the cabinet door cannot be automatically closed due to long-time use of the elastic rope, or the cabinet door is not completely closed but is close to the closed state in the swinging process after the tool cabinet is opened, but the cabinet door and the cabinet body are already in a contact state, the upward swinging angle of the swinging plate cannot be completely adjusted, but the upward swinging angle of the swinging plate can also be enough to play a role in blocking a heavy object placed on the partition plate.

2. According to the swing plate designed by the invention, when the cabinet door is opened, the third winding wheel rotates to drive the second pull rope to wind, the second pull rope winds to pull the first pull rope, so that the first pull rope is pulled to be released, the first pull rope releases to pull the corresponding second winding wheel to rotate, the second winding wheel rotates to drive the corresponding swing shaft to rotate, the swing shaft rotates to drive the corresponding swing plate to swing downwards to be opened, a user can take or place things conveniently, if the cabinet door is closed, the first pull rope and the second pull rope release to be loosened, the second pull rope releases at the moment, the swing plate swings upwards under the action of the volute spiral spring, and the first pull rope winds; when the cabinet door is closed, if one end of a heavy object on the partition plate is pressed on the swing plate, the elasticity of the spiral spring is not enough to reset the swing plate, and the spiral spring corresponding to the swing plate which cannot be reset at the moment is compressed; by the design, longer objects can be placed on the partition plate, one ends of the objects are placed on the swinging plate, and the objects cannot be pushed to the partition plate when the cabinet door is closed, or the heavier volute spiral spring of the heavy object on the partition plate cannot push the heavy object to swing so that the swinging plate can reset, and the longer objects or the heavier objects cannot be damaged due to rigid closing of the swinging plate; in addition, the cabinet door can still be closed when a longer object presses the swing plate, and the effect of convenient temporary carrying is also achieved.

3. For the two lifting supports at the front side of the tool cabinet, when the external thread sleeve is rotated, the external thread sleeve can drive the internal thread sleeve to rotate through the matching of the second guide block and the second guide groove, the internal screw rod is slidably mounted in the external screw rod through the first guide block and the first guide groove, namely the internal screw rod cannot rotate, and the matching thread pitch between the internal screw rod and the internal thread sleeve is equal to the matching thread pitch between the external screw rod and the external thread sleeve, so that the external thread sleeve and the external screw rod extend by a certain amount, the internal thread sleeve and the internal screw rod extend by a certain amount without mutual influence, and the distance between the lower end of the internal thread sleeve and the lower end of the external thread sleeve cannot change along with the adjustment of the height of the tool cabinet, namely the adjustment of a limiting mechanism, a clamping mechanism and a swinging plate cannot be influenced.

Drawings

Fig. 1 is an external view of an entire part.

Fig. 2 is a schematic view of the installation of the limiting mechanism.

Fig. 3 is a schematic view of a cabinet door structure.

Fig. 4 is a schematic distribution diagram of the limiting mechanism.

Fig. 5 is a schematic transmission diagram of the limiting mechanism.

Fig. 6 is a card mechanism installation schematic.

FIG. 7 is a schematic view of a baffle structure.

Fig. 8 is a cabinet structure schematic diagram.

Fig. 9 is a schematic view of the connection of the second winding wheel and the third winding wheel.

Fig. 10 is a schematic view of a card mechanism structure.

Fig. 11 is a schematic view of the transmission of the elevation support and limit mechanism.

Fig. 12 is a schematic view of the elevation support and the second gear plate drive.

FIG. 13 is a schematic view of the door spindle and sixteenth gear drive.

Figure 14 is a schematic view of the elevating support structure.

Fig. 15 is a schematic view of the second elevation support structure.

Fig. 16 is a schematic view of a wobble plate configuration.

Number designation in the figures: 1. a cabinet body; 2. a cabinet door; 3. lifting and supporting; 4. a blocking body; 5. a swinging plate; 6. a partition plate; 7. a limiting block; 8. a first spring; 9. a limiting shell; 10. a limiting mechanism; 11. a card slot; 12. a door shaft; 13. a card mechanism; 14. a connecting rod; 15. a first pull cord; 16. a second pull cord; 17. a second winding wheel; 19. a first mounting groove; 20. a notch; 21. a first shaft hole; 23. a second mounting groove; 24. a third mounting groove; 25. a third shaft hole; 26. a fourth mounting groove; 27. a fifth mounting groove; 28. a fourth shaft hole; 29. a sixth mounting groove; 30. a seventh mounting groove; 31. a chute; 32. a fifth shaft hole; 33. a second rotating shaft; 34. a third gear; 35. a fourth gear; 36. a fifth gear; 37. a sixth gear; 38. a connecting plate; 39. a seventh gear; 40. an eighth gear; 41. a first inclined plane; 42. limiting and clamping the shell; 43. a limiting clamping block; 44. a rack; 45. connecting columns; 46. a second toothed plate; 47. a ninth gear; 50. mounting a plate; 51. a fourth toothed plate; 52. an eleventh gear; 54. a thirteenth gear; 55. a fourteenth gear; 56. a fifteenth gear; 57. a sixteenth gear; 58. a seventeenth gear; 59. an eighteenth gear; 60. a first winding wheel; 61. elastic stretching; 62. a fixing plate; 63. a first guide block; 64. an inner screw rod; 65. an outer screw rod; 66. an external thread sleeve; 67. an internal thread sleeve; 68. a conical support; 69. a first guide groove; 70. a spring mounting plate; 71. a third spring; 72. a second guide block; 73. a second guide groove; 74. a hexagonal column; 75. a second spring; 76. a second inclined plane; 77. a third inclined plane; 78. avoiding the mouth; 79. a swing shaft; 80. a sixth shaft hole; 81. an eighth mounting groove; 82. a ninth mounting groove; 83. a seventh shaft hole; 84. avoiding the chute; 85. a third winding wheel; 86. a nineteenth gear; 87. a twentieth gear; 88. a volute spiral spring; 89. a tenth mounting groove; 90. installing a circular groove; 91. a twenty-first gear; 92. a second twelve gear; 93. a first rotating shaft; 94. a twenty-third gear; 95. a fifth toothed plate; 96. a twenty-fourth gear; 97. a twenty-fifth gear; 98. a twenty-sixth gear; 99. and a third rotating shaft.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, it comprises a cabinet body 1, a cabinet door 2, lifting supports 3, a baffle 4 and a partition plate 6, wherein the baffle 4 is fixedly arranged at the lower end of the cabinet body 1, and four lifting supports 3 are arranged at four corners of the bottom surface of the baffle 4, as shown in fig. 14 and 15, the lifting supports 3 are composed of an external screw rod 65 fixed at the lower end of the baffle 4 and an external screw sleeve 66 in threaded fit with the external screw rod 65; as shown in fig. 2, a plurality of partition plates 6 are uniformly arranged at the upper and lower parts of the inner side of the cabinet body 1, and two cabinet doors 2 are symmetrically arranged at the front end of the cabinet body 1 through a door shaft 12 in a swinging manner; as shown in fig. 14, for two lifting supports 3 located at the front side among the four lifting supports 3, a set of thread matching structure composed of an internal thread 64 and an internal thread sleeve 67 and having the same pitch as that of the external thread 65 and the external thread sleeve 66 is further installed at the inner sides of the external screw 65 and the external thread sleeve 66, and a third spring 71 is installed between the structure and the external screw 65 and the external thread sleeve 66; the lower end of the structure is lower than the lower end of the corresponding external thread sleeve 66 after the cabinet body 1 is lifted.

As shown in fig. 3, the lower end surfaces of the two cabinet doors 2 are respectively provided with a clamping groove 11, and as shown in fig. 4, the front ends of the blocking bodies 4 are symmetrically and slidably provided with two limiting structures up and down; as shown in fig. 2, the limiting mechanism 10 is composed of a limiting block 7, a first spring 8 and a limiting shell 9, one end of the limiting block 7 is provided with a second inclined surface 76 and a third inclined surface 77, and the included angle between the second inclined surface 76 and the adjacent side surface of the limiting block 7 is 150 degrees; the angle between the third inclined surface 77 and the adjacent side surface of the limiting block 7 is 120 degrees; one end, which is not provided with the inclined plane, of the limiting block 7 is slidably installed in the limiting shell 9, and a first spring 8 is installed between one end, which is positioned in the limiting shell 9, of the limiting block 7 and the limiting shell 9; one end of the limiting block 7 with an inclined plane is matched with the clamping groove 11 on the corresponding cabinet door 2.

As shown in fig. 5, the upper ends of the two thread fit structures composed of the internal screw 64 and the internal thread sleeve 67 are in one-to-one corresponding transmission connection with the two limiting mechanisms 10 through gears, after the cabinet body 1 is placed on the ground, the thread fit structures on the two sides move upwards, the thread fit structures move upwards to drive the corresponding limiting mechanisms 10 to move downwards through gear transmission, so that the straight surfaces corresponding to the third inclined surfaces 77 on the limiting blocks 7 in the limiting mechanisms 10 and the clamping grooves 11 on the corresponding cabinet doors 2 are released from limiting fit; the third inclined surface 77 and the second inclined surface 76 on the limiting block 7 are also in a state of being matched with the clamping groove 11 on the cabinet door 2.

As shown in fig. 2, a plurality of swing plates 5 are installed inside the cabinet body 1 in a swinging manner through a swing shaft 79, as shown in fig. 16, two avoidance openings 78 are symmetrically distributed on the swing plates 5, the swing plates 5 installed in the cabinet body 1 correspond to the partition plates 6 installed in the cabinet body 1 one by one and are in contact with each other, and the partition plates 6 corresponding to the swing plates 5 are close to the cabinet door 2; as shown in fig. 6 and 9, the second winding wheels 17 are fixedly mounted at one ends of all the swing shafts 79 located outside the cabinet body 1, and as shown in fig. 9, a spiral spring 88 is mounted between the second winding wheels 17 and the cabinet door 2; the second winding wheel 17 is wound with a first pull rope 15; the twentieth gear 87 and the third winding wheel 85 are coaxially and rotatably mounted on the outer side of the cabinet body 1, the third winding wheel 85 is wound with the second pull rope 16, and the second pull rope 16 is fixedly connected with the first pull ropes 15 wound on all the second winding wheels 17; as shown in fig. 12, the twentieth gear 87 is in transmission connection with the door shaft 12 for installing one of the two cabinet doors 2 through a gear, when the cabinet doors 2 are closed, the second pull rope 16 is released, the swing plate 5 installed in the cabinet body 1 swings upward under the action of the corresponding spiral spring 88, and meanwhile, the second pull rope 16 is wound to play a role in preventing objects placed on the partition board 6 from falling.

As shown in fig. 10, a plurality of clamping mechanisms 13 are slidably mounted on both sides of the cabinet 1 up and down, and the clamping mechanisms 13 mounted in the cabinet 1 are correspondingly matched with the swing plate 5 mounted in the cabinet 1; the clamping mechanism 13 comprises a limiting clamping shell 42, a limiting clamping block 43 and a second spring 75, wherein one end of the limiting clamping block 43 is provided with a first inclined surface 41, the other end of the limiting clamping block 43 is slidably mounted in the limiting clamping shell 42, and the second spring 75 is mounted between one end of the limiting clamping block 43 in the limiting clamping shell 42 and the inner end surface of the limiting clamping shell 42; the limiting fixture block 43 is matched with the avoiding groove on the corresponding swing plate 5. The clamping mechanisms 13 arranged on the two sides can improve the stability of the swing plate 5 in preventing the counterweight from slipping.

As shown in fig. 10, the plurality of blocking mechanisms 13 are fixedly connected through the square connecting rod 14, as shown in fig. 10 and 12, the lower end of the connecting rod 14 is fixedly connected with the upper end of the thread matching structure composed of the inner screw 64 and the inner thread sleeve 67, after the cabinet body 1 is placed on the ground, the thread matching structure composed of the inner screw 64 and the inner thread sleeve 67 drives the connecting rod 14 to move upwards, the connecting rod 14 moves upwards to drive all the blocking hooks to move upwards, so that the avoiding groove in the swing plate 5 can just penetrate through the corresponding limiting blocking block 43 in the process of opening the swing plate 5 in the downward swinging process.

The first inclined surface 41 of the limiting block 43 faces the cabinet door 2.

As shown in fig. 14, two second guide blocks 72 are symmetrically installed on the inner circumferential surface of the lower end of the external thread sleeve 66, two second guide slots 73 are symmetrically opened on the outer circumferential surface of the lower end of the internal thread sleeve 67, and the internal thread sleeve 67 is installed on the external thread sleeve 66 through the sliding fit between the two second guide slots 73 and the two second guide blocks 72; a spring mounting disc 70 is fixedly mounted on the internal thread sleeve 67, one end of a third spring 71 is fixedly mounted on the external thread sleeve 66, and the other end of the third spring 71 is fixedly mounted on the spring mounting disc 70; two first guide blocks 63 are symmetrically installed on the inner circular surface of the outer screw 65, two first guide grooves 69 are symmetrically opened on the outer circular surface of the inner screw 64, and the inner screw 64 is installed in the outer screw 65 through the sliding fit of the two first guide grooves 69 and the two first guide blocks 63.

As shown in fig. 14 and 15, the lower end of the externally threaded sleeve 66 has a tapered support 68, and the outer circumferential surface of the externally threaded sleeve 66 has a hexagonal post 74 for facilitating rotation of the externally threaded sleeve 66.

The height of the tool cabinet can be manually adjusted through the four lifting supports 3, during adjustment, the hexagonal column 74 is manually rotated, the hexagonal column 74 drives the external thread sleeve 66 to rotate, and the external thread rod is fixed on the blocking body 4 and cannot rotate, so that the external thread sleeve 66 rotates to drive the external thread rod to move, the external thread rod moves to drive the blocking body 4 to move, namely the cabinet body 1 moves, and the height of the tool cabinet can be adjusted through adjusting the hexagonal column 74. In the two lifting supports 3 at the front side of the tool cabinet, when the external thread sleeve 66 is rotated, the external thread sleeve 66 drives the internal thread sleeve 67 to rotate through the matching of the second guide block 72 and the second guide groove 73, the internal thread 64 is slidably arranged in the external thread 65 through the first guide block 63 and the first guide groove 69, namely, the internal thread 64 cannot rotate, and the matching thread pitch between the internal thread 64 and the internal thread sleeve 67 is equal to the matching thread pitch between the external thread 65 and the external thread sleeve 66, so that the external thread sleeve 66 and the external thread 65 extend by a certain amount, the internal thread sleeve 67 and the internal thread 64 extend by a certain amount without mutual influence, and the distance between the lower end of the internal thread sleeve 67 and the lower end of the external thread sleeve 66 does not change along with the height adjustment of the tool cabinet, namely, the adjustment of the upper structure is not influenced.

As shown in fig. 7, two notches 20 are formed in the upper side surface of the front end of the blocking body 4, a first mounting groove 19 is formed in the lower side of each of the two notches 20, a seventh shaft hole 83 is formed in one side of each of the two first mounting grooves 19, a ninth mounting groove 82 is formed in one side of each of the two seventh shaft holes 83, an eighth mounting groove 81 is formed in one side of each of the two ninth mounting grooves 82, a tenth mounting groove 89 is formed in one side of each of the two eighth mounting grooves 81, a sixth shaft hole 80 is formed in one side of each of the two tenth mounting grooves 89, a second mounting groove 23 is formed in one side of each of the two sixth shaft holes 80, a third mounting groove 24 is formed in one side of each of the two second mounting grooves 23, and a third shaft hole 25 is formed in the bottom surface of each of the two third mounting grooves 24.

As shown in fig. 15, the upper ends of two inner screws 64 in the two lifting supports 3 pass through the third shaft holes 25 on the corresponding sides and are located in the corresponding third mounting grooves 24, as shown in fig. 12, a mounting plate 50 is fixedly mounted on the upper side of the inner screws 64, a fourth toothed plate 51 is fixedly mounted on one side of the mounting plate 50, an eleventh gear 52 is rotatably mounted in the corresponding third mounting groove 24, and the eleventh gear 52 is meshed with the fourth toothed plate 51; the fifth toothed plate 95 is slidably mounted in the third mounting groove 24, and the fifth toothed plate 95 is engaged with the eleventh gear 52.

As shown in fig. 12, the first rotating shaft 93 is rotatably installed in the corresponding sixth shaft hole 80, the eighteenth gear 59 is fixedly installed at one end of the first rotating shaft 93, and the eighteenth gear 59 is engaged with the fifth toothed plate 95; the twenty-first gear 91 is fixedly arranged at the other end of the first rotating shaft 93 and is positioned in the tenth mounting groove 89, the twenty-second gear 92 and the twenty-third gear 94 are coaxially arranged in the tenth mounting groove 89, and the twenty-second gear 92 is meshed with the twenty-first gear 91; the rack 44 is slidably installed in the eighth installation groove 81, and the rack 44 is meshed with the twenty-third gear 94; a twenty-fourth gear 96 and a twenty-fifth gear 97 are coaxially installed in the ninth installation groove 82, and the twenty-fourth gear 96 is engaged with the rack 44; the third rotating shaft 99 is rotatably arranged in the seventh shaft hole 83, the twenty-sixth gear 98 is fixedly arranged at one end of the third rotating shaft 99, and the twenty-sixth gear 98 is meshed with the twenty-fifth gear 97; the ninth gear 47 is fixedly installed at the other end of the third rotating shaft 99 and is located in the first installation groove 19; the second gear plate 46 is slidably mounted in the corresponding first mounting groove 19, and the second gear plate 46 is meshed with the ninth gear 47; the connecting column 45 is fixedly arranged at one side of the second gear; the connecting column 45 is fixedly connected with the lower end of the limiting shell 9 in the limiting mechanism 10 at the corresponding side; the limiting mechanism 10 is in sliding fit with the notch 20 on the corresponding side.

As shown in fig. 7, the upper end surfaces of two second mounting grooves 23 formed on the blocking body 4 are respectively provided with a first shaft hole 21, and the lower ends of the two door shafts 12 respectively penetrate through the two first shaft holes 21 and are located in the two second mounting grooves 23; as shown in fig. 11 and 12, the thirteenth gear 54 is fixedly mounted on the first rotating shaft 93 on the corresponding side, the fourteenth gear 55 and the seventeenth gear 58 are coaxially and rotatably mounted in the second mounting groove 23, and the fourteenth gear 55 is meshed with the thirteenth gear 54; the sixteenth gear 57 is rotatably installed on the door shaft 12 and located in the corresponding second installation groove 23, and the sixteenth gear 57 is engaged with the seventeenth gear 58; a first winding wheel 60 is fixedly mounted at the lower end of the sixteenth gear 57, and two wheel grooves are formed in the first winding wheel 60; as shown in fig. 13, one end of the fixing plate 62 is fixedly installed on the corresponding door shaft 12, two strands of elastic cords 61 are wound in opposite rotation around the two grooves of the first winding wheel 60, and both strands of elastic cords are fixedly installed on the corresponding fixing plate 62.

In the tool cabinet, after the tool cabinet is placed on the bottom surface, the first rotating shaft 93 is driven to rotate, the first rotating shaft 93 rotates to drive the thirteenth gear 54 to rotate, the thirteenth gear 54 rotates to drive the fourth gear 35 to rotate, the fourteenth gear 55 rotates to drive the seventeenth gear 58 to rotate, the seventeenth gear 58 rotates to drive the sixteenth gear 57 to rotate, and the sixteenth gear 57 rotates to drive the winding wheel to rotate; if cabinet door 2 was in to close by the spacing state of stop gear 10 this moment, then the winding wheel rotation will stimulate one of them elasticity rope extension in two strands of elasticity ropes this moment, and the elasticity of this elasticity rope increases, if manual opening cabinet door 2 this moment, removes stop gear 10 spacing to cabinet door 2, then cabinet door 2 is losing the spacing back of stop gear 10, will open automatically under the pulling force of this elasticity rope, and keeps the open mode under the pulling force effect of this elasticity rope after opening. After the tool cabinet is lifted up, the winding wheel can be driven to rotate reversely, the elastic rope which originally maintains the opening state of the cabinet door 2 becomes loose, the elastic force is reduced, the elastic force of the other elastic rope is continuously increased, and when the elastic force of the elastic rope is increased to be larger than the elastic force of the elastic rope which maintains the opening state of the cabinet door 2, the cabinet door 2 can be automatically and gradually closed.

As shown in fig. 7, one side of one of the two second mounting grooves 23 is provided with a fourth mounting groove 26, one side of the fourth mounting groove 26 is provided with a fourth shaft hole 28, and one side of the fourth shaft hole 28 is provided with a sixth mounting groove 29 penetrating through the outer side of the cabinet body 1.

As shown in fig. 9 and 12, the second rotating shaft 33 is rotatably mounted in the fourth shaft hole 28, the third gear 34 is fixedly mounted on the second rotating shaft 33 and located in the fourth mounting groove 26, the fifteenth gear 56 is fixedly mounted on the door shaft 12 corresponding to the side where the third gear 34 is mounted, and the fifteenth gear 56 is meshed with the third gear 34; the fourth gear 35 is fixedly arranged at the other end of the second rotating shaft 33 and is positioned in the sixth installation groove 29, the fifth gear 36 and the sixth gear 37 are coaxially and rotatably arranged in the sixth installation groove 29, and the fifth gear 36 is meshed with the fourth gear 35; the seventh gear 39 is rotatably mounted on the side of the cabinet 1, and the seventh gear 39 is engaged with the sixth gear 37; the eighth gear 40 and the nineteenth gear 86 are coaxially rotatably mounted on the outside of the cabinet 1, and the eighth gear 40 is engaged with the seventh gear 39, and the nineteenth gear 86 is engaged with the twentieth gear 87.

As shown in fig. 7, one side of one third mounting groove 24 of the two third mounting grooves 24 formed on the cabinet 1 is provided with a fifth mounting groove 27, and one side of the lower end of the blocking body 4 is provided with a seventh mounting groove 30; an avoiding chute 84 is arranged at the upper end of the cabinet body 1; as shown in fig. 10 and 12, the connecting rod 14 in a shape like a Chinese character 'hui' is slidably mounted in the seventh mounting groove 30 and the avoiding chute 84 up and down, and the connecting rod 14 is fixedly connected to the mounting plate 50 on the corresponding side through the connecting plate 38.

As shown in fig. 8, a plurality of chutes 31 for sliding the locking mechanism 13 are vertically formed on one side of the cabinet 1, and the chutes 31 penetrate through the inside and the outside of the cabinet 1.

As shown in fig. 8, a plurality of fifth shaft holes 32 for the swing shaft 79 to pass through the outer side of the cabinet body 1 are formed at the upper and lower sides of one side of the cabinet body 1.

The first spring 8 is a compression spring, and the second spring 75 is a compression spring; the third spring 71 is an extension spring and has a pretension.

The third spring 71 is designed to have a downward pulling force on the inner threaded sleeve 67, so that after the tool cabinet is lifted off the ground, the inner threaded sleeve and the inner screw 64 can move downwards relative to the outer threaded sleeve 66 and the outer screw 65 under the action of the third spring 71, and the lower end of the inner threaded sleeve 67 is lower than the outer threaded sleeve 66.

In the invention, if the tool cabinet is lifted, but the cabinet door 2 is not closed, at this time, the straight surface on one side of the third inclined surface 77 on the limiting block 7 is already in a state of being matched with the clamping groove 11 on the cabinet door 2, but the second inclined surface 76 is also in a state of being matched with the cabinet door 2, so that when the cabinet door 2 is manually closed, the cabinet door 2 can also make the limiting block 7 move downwards by extruding the second inclined surface 76, and then the cabinet door 2 is closed and limited by the limiting mechanism 10.

According to the swing plate 5 designed by the invention, when the cabinet door 2 is opened, the third winding wheel 85 rotates to drive the second pull rope 16 to wind, the second pull rope 16 winds to pull the first pull rope 15, so that the first pull rope 15 is pulled and released, the first pull rope 15 releases to pull the corresponding second winding wheel 17 to rotate, the second winding wheel 17 rotates to drive the corresponding swing shaft 79 to rotate, the swing shaft 79 rotates to drive the corresponding swing plate 5 to swing downwards, the swing plate is opened, a user can take or place things conveniently, if the cabinet door 2 is closed, the first pull rope 15 and the second pull rope 16 release to become loose, at the moment, the second pull rope 16 releases, the swing plate 5 swings upwards under the action of the scroll spring 88, and the first pull rope 15 winds; when the cabinet door 2 is closed, if one end of the heavy object on the partition plate 6 is pressed on the swing plate 5, the elasticity of the spiral spring 88 is not enough to reset the swing plate 5, and the spiral spring 88 corresponding to the swing plate 5 which cannot be reset at the moment is compressed; through such design can guarantee to place longer object on baffle 6, the one end of object is put on pendulum board 5, can not all be pushed to on baffle 6 when cabinet door 2 closes, perhaps when the elasticity of the heavier spiral spring 88 of heavy object on baffle 6 is not enough to promote its swing and make pendulum board 5 reset, longer object or heavier object can not cause the harm because of the rigid closure of pendulum board 5.

Through gear drive pendulum board 5 will be opened the 6 downswing of baffle that correspond relatively, pendulum board 5 will be closed 6 upsides that correspond relatively, can prevent like this that the user from closing cabinet door 2 and lifting up the instrument cabinet when removing, the heavy object of placing on the baffle 6 can not the landing, injures cabinet door 2 by a crashing object.

The third winding wheel 85 is provided with a mounting circular groove 90, the inner end of the spiral spring 88 is fixedly mounted on the corresponding swing shaft 79, and the outer end of the spiral spring 88 is fixedly mounted on the cabinet door 2.

The specific working process is as follows: when the tool cabinet designed by the invention is used, after the tool cabinet is placed on the bottom surface, the internal thread sleeves 67 on the two sides are pushed by the ground to drive the corresponding internal screw rods 64 to move upwards relative to the corresponding external thread sleeves 66 and the corresponding external screw rods 65, the internal screw rods 64 move upwards to drive the mounting plate 50 to move upwards, the mounting plate 50 moves upwards to drive the connecting plate 38 to move upwards, the connecting plate 38 moves upwards to drive the connecting rod 14 to move upwards, and the connecting rod 14 moves upwards to drive all the clamping mechanisms 13 to move upwards; so that the blocking mechanism 13 is matched with an avoiding port 78 formed on the swing plate 5; the swinging plate 5 can not be limited by the clamping mechanism 13 in the opening process.

The mounting plate 50 moves upwards on the other hand to drive the fourth toothed plate 51 to move upwards, the fourth toothed plate 51 moves upwards to drive the eleventh gear 52 to rotate, the eleventh gear 52 rotates to drive the fifth toothed plate 95 to move downwards, the fifth toothed plate 95 moves downwards to drive the eighteenth gear 59 to rotate, the eighteenth gear 59 rotates to drive the first rotating shaft 93 to rotate, the first rotating shaft 93 rotates to drive the twenty-first gear 91 to rotate, the twenty-first gear 91 rotates to drive the second twenty-second gear 92 to rotate, the twelfth gear 92 rotates to drive the twenty-third gear 94 to rotate, the twenty-third gear 94 rotates to drive the rack 44 to slide, the rack 44 slides to drive the twenty-fourth gear 96 to rotate, the twenty-fourth gear 96 rotates to drive the twenty-fifth gear 97 to rotate, and the twenty-fifth gear 97 drives the twenty-sixth gear 98 to rotate; the twenty-sixth gear 98 drives the third rotating shaft 99 to rotate, the third rotating shaft 99 drives the ninth gear 47 to rotate, the ninth gear 47 drives the second gear 46 to move downwards, the second gear 46 moves downwards to drive the connecting column 45 to move downwards, the connecting column 45 moves downwards to drive the corresponding limiting mechanism 10 to move downwards, and the limiting of the cabinet door 2 by the straight surface on one side of the third inclined surface 77 on the limiting block 7 in the limiting mechanism 10 is released; meanwhile, the third rotating shaft 99 rotates to drive the thirteenth gear 54 to rotate, the thirteenth gear 54 rotates to drive the fourth gear 35 to rotate, the fourteenth gear 55 rotates to drive the seventeenth gear 58 to rotate, the seventeenth gear 58 rotates to drive the sixteenth gear 57 to rotate, and the sixteenth gear 57 rotates to drive the first winding wheel 60 to rotate; if cabinet door 2 is in the state of being closed by stop gear 10 spacing this moment, then first winding wheel 60 rotation will stimulate one of two strands of elastic rope stretch this moment, and the elasticity of this elastic rope increases, if manual opening cabinet door 2 this moment, removes stop gear 10 to cabinet door 2 spacing, then cabinet door 2 after losing stop gear 10 spacing, will open automatically under this elastic rope's pulling force, and keep the open mode under this elastic rope's pulling force after opening.

In the process of opening the cabinet door 2, the door shaft 12 rotates to drive the fifteenth gear 56 to rotate, the fifteenth gear 56 rotates to drive the third gear 34 to rotate, the third gear 34 rotates to drive the second rotating shaft 33 to rotate, the second rotating shaft 33 rotates to drive the fourth gear 35 to rotate, the fourth gear 35 rotates to drive the fifth gear 36 to rotate, the fifth gear 36 rotates to drive the sixth gear 37 to rotate, the sixth gear 37 rotates to drive the seventh gear 39 to rotate, the fourth gear 35 rotates to drive the eighth gear 40 to rotate, the eighth gear 40 rotates to drive the nineteenth gear 86 to rotate, the nineteenth gear 86 rotates to drive the twentieth gear 87 to rotate, and the twentieth gear 87 rotates to drive the third winding wheel 85 to rotate; the third winding wheel 85 drives the second pull rope 16 to wind in a rotating mode, the first pull rope 15 is pulled by the winding of the second pull rope 16, the first pull rope 15 is released by pulling, the second winding wheel 17 corresponding to the first pull rope 15 is released to be pulled to rotate, the second winding wheel 17 drives the corresponding swinging shaft 79 to rotate, the swinging shaft 79 drives the corresponding swinging plate 5 to swing downwards in a rotating mode, and the swinging plate is opened to facilitate a user to take or place objects.

When the tool cabinet is lifted, when the cabinet door 2 is automatically closed, the lower side of one end of the cabinet door 2 facing the cabinet body 1 can extrude the third inclined surface 77 on the limiting block 7 in the corresponding limiting mechanism 10, so that the limiting block 7 moves downwards into the corresponding limiting shell 9, when the cabinet door 2 extrudes the limiting block 7 to close, the limiting block 7 in the limiting mechanism 10 can gradually move into the clamping groove 11 on the cabinet door 2 under the action of the corresponding first spring 8 to limit the cabinet door 2, in this state, the limiting is the opening limiting of the limiting block 7 on the cabinet door 2 through the second inclined surface 76 on the limiting block, because the included angle between the second inclined surface 76 and the adjacent side surface on the limiting block 7 is 150 degrees, the second inclined surface 76 is extruded in the opening process of the cabinet door 2, so that the limiting mechanism 10 has a certain limiting function on the opening of the corresponding cabinet door 2 after the cabinet door 2 is closed, if the cabinet door 2 is to be opened, a pulling force for movement needs to be applied to the cabinet door 2. The reason why the angle between the third inclined surface 77 and the adjacent side surface of the limiting block 7 is designed to be 120 degrees is that the resistance between the cabinet door 2 and the corresponding limiting mechanism 10 is reduced in the closing process, and the cabinet door 2 is relatively easy to close. When the cabinet door 2 is opened, the cabinet door 2 is manually pulled, so that the cabinet door 2 is separated from the limit of the corresponding limit mechanism 10, after the limit mechanism 10 loses the limit on the cabinet door 2, the cabinet door 2 can be automatically opened through the tension of the elastic rope, and the cabinet door can be maintained in an open state under the acting force of the elastic rope; according to the analysis, when the tool cabinet designed by the invention is normally placed on the ground and needs to be carried, if the cabinet door 2 is not limited by the limiting mechanism 10, namely when the cabinet door is not closed, the cabinet door 2 is certainly in an open state under the action of the elastic rope and is kept; when the tool cabinet is carried, a worker can clearly recognize that the cabinet door 2 needs to be closed, and after the tool cabinet with steps is closed, the limiting block 7 on the limiting mechanism 10 moves upwards, the straight surface with the third inclined surface 77 can be in contact fit with the clamping groove 11 on the cabinet door 2, the opening of the cabinet door 2 is completely limited, and the cabinet door 2 cannot be opened due to shaking in the carrying process; and traditional tool cabinet, when cabinet door 2 was in the closure state, the unable accurate judgement cabinet door 2 of staff was the lock state or only was in the closure state, if just be in the closure state, appeared rocking then in handling, cabinet door 2 has probably been opened once more, influences the transport. According to the invention, after the tool cabinet is carried to a place and put down, the limiting mechanism 10 moves downwards, the second inclined surface 76 on the limiting block 7 in the limiting mechanism 10 is matched with the clamping groove 11 on the cabinet door 2 again, and a worker can open the cabinet door 2 by exerting force. Make the transport of tool cabinet convenient through such design, need not special lock cabinet door 2, also need not worry cabinet door 2 and open because of rocking, influence the transport.

If the cabinet door 2 is closed, the first pull rope 15 and the second pull rope 16 are released and become loose, at the moment, the second pull rope 16 is released, the swing plate 5 swings upwards under the action of the scroll spring 88, and the first pull rope 15 is wound.

Claims

1. A tool cabinet comprises a cabinet body, a cabinet door, lifting supports, a baffle body and a partition plate, wherein the baffle body is fixedly arranged at the lower end of the cabinet body, four lifting supports are arranged at four corners of the bottom surface of the baffle body, and each lifting support consists of an outer screw rod fixed at the lower end of the baffle body and an outer screw sleeve in threaded fit with the outer screw rod; a plurality of partition plates are uniformly arranged at the upper part and the lower part of the inner side of the cabinet body, and two cabinet doors are arranged at the front end of the cabinet body through the axisymmetric swing of the doors; the method is characterized in that: for two lifting supports positioned at the front side among the four lifting supports, the inner sides of the outer screw rod and the outer thread sleeve are respectively provided with a set of thread matching structure which is composed of an inner screw rod and an inner thread sleeve and has the same thread pitch with the outer screw rod and the outer thread sleeve, and a third spring is arranged between the structure and the outer screw rod and the outer thread sleeve; after the cabinet body is lifted, the lower end of the structure is lower than the lower end of the corresponding external thread sleeve;

the lower end surfaces of the two cabinet doors are respectively provided with a clamping groove, and the front ends of the blocking bodies are symmetrically and vertically provided with two limiting mechanisms in a sliding manner; the limiting mechanism consists of a limiting block, a first spring and a limiting shell, one end of the limiting block is provided with a second inclined surface and a third inclined surface, and the included angle between the second inclined surface and the adjacent side surface on the limiting block is 150 degrees; the included angle between the third inclined plane and the adjacent side surface on the limiting block is 120 degrees; one end, which is not provided with the inclined plane, of the limiting block is slidably installed in the limiting shell, and a first spring is installed between one end, which is positioned in the limiting shell, of the limiting block and the limiting shell; one end of the limiting block with the inclined plane is matched with the clamping groove on the corresponding cabinet door;

the upper ends of the two thread matching structures consisting of the inner screw rod and the inner thread sleeve are in one-to-one corresponding transmission connection with the two limiting mechanisms through gears, after the cabinet body is placed on the ground, the thread matching structures on the two sides move upwards, the thread matching structures move upwards to drive the corresponding limiting mechanisms to move downwards through gear transmission, and therefore the straight surfaces corresponding to the third inclined surfaces on the limiting blocks in the limiting mechanisms are disengaged from the limiting matching with the clamping grooves in the corresponding cabinet doors; the third inclined plane and the second inclined plane on the limiting block are also in a state of being matched with the clamping groove on the cabinet door;

a plurality of swing plates are arranged on the inner side of the cabinet body in a swinging mode through a swing shaft, two avoidance grooves are symmetrically distributed in the swing plates, the swing plates arranged in the cabinet body correspond to the partition plates arranged in the cabinet body one by one and are in contact with each other, and the partition plates corresponding to the swing plates are close to the cabinet door; one ends of all the swing shafts, which are positioned at the outer side of the cabinet body, are respectively and fixedly provided with a second winding wheel, and a volute spiral spring is arranged between the second winding wheel and the cabinet door; a first pull rope is wound on the second winding wheel; the twentieth gear and the third winding wheel are coaxially and rotatably arranged on the outer side of the cabinet body, the third winding wheel is wound with a second pull rope, and the second pull rope is fixedly connected with all the first pull ropes wound on the second winding wheel; the twenty-first gear is in transmission connection with a door shaft for installing one of the two cabinet doors through a gear, the first pull rope is released when the cabinet doors are closed, the swing plate installed in the cabinet body swings upwards under the action of the corresponding volute spiral spring, and meanwhile, the first pull rope is wound to play a role in preventing objects placed on the partition plate from slipping;

a plurality of clamping mechanisms are arranged on both sides in the cabinet body in a vertically sliding manner, and the clamping mechanisms arranged in the cabinet body are correspondingly matched with the swing plate arranged in the cabinet body; the clamping mechanism comprises a limiting clamping shell, a limiting clamping block and a second spring, wherein one end of the limiting clamping block is provided with a first inclined surface, the other end of the limiting clamping block is slidably mounted in the limiting clamping shell, and the second spring is mounted between one end of the limiting clamping block, which is positioned in the limiting clamping shell, and the inner end surface of the limiting clamping shell; the limiting fixture block is matched with the avoiding groove on the corresponding swing plate;

the clamping mechanisms are fixedly connected through a square connecting rod, the lower end of the connecting rod is fixedly connected with the upper end of a thread matching structure consisting of an inner screw rod and an inner thread sleeve, after the cabinet body is placed on the ground, the thread matching structure consisting of the inner screw rod and the inner thread sleeve drives the connecting rod to move upwards, the connecting rod moves upwards to drive all clamping hooks to move upwards, and therefore in the process that the swing plate is opened in a downward swing mode, the avoiding grooves in the swing plate can just penetrate through the corresponding limiting clamping blocks;

the first inclined plane on the limiting clamping block faces the cabinet door.

2. A tool cabinet according to claim 1, wherein: the inner circular surface of the lower end of the external thread sleeve is symmetrically provided with two second guide blocks, the outer circular surface of the lower end of the internal thread sleeve is symmetrically provided with two second guide grooves, and the internal thread sleeve is arranged on the external thread sleeve through the sliding fit of the two second guide grooves and the two second guide blocks; a spring mounting disc is fixedly mounted on the internal thread sleeve, one end of a third spring is fixedly mounted on the external thread sleeve, and the other end of the third spring is fixedly mounted on the spring mounting disc; the inner circular surface of the outer screw rod is symmetrically provided with two first guide blocks, the outer circular surface of the inner screw rod is symmetrically provided with two first guide grooves, and the inner screw rod is arranged in the outer screw rod through the sliding fit of the two first guide grooves and the two first guide blocks;

3. A tool cabinet according to claim 1, wherein: the upper side surface of the front end of the blocking body is provided with two notches, the lower sides of the two notches are respectively provided with a first mounting groove, one side of each first mounting groove is provided with a seventh shaft hole, one side of each seventh shaft hole is provided with a ninth mounting groove, one side of each ninth mounting groove is provided with an eighth mounting groove, one side of each eighth mounting groove is provided with a tenth mounting groove, one side of each tenth mounting groove is provided with a sixth shaft hole, one side of each sixth shaft hole is provided with a second mounting groove, one side of each second mounting groove is provided with a third mounting groove, and the bottom surfaces of the two third mounting grooves are respectively provided with a third shaft hole;

the upper ends of two inner screw rods in the two lifting supports penetrate through third shaft holes on one corresponding side to be located in corresponding third mounting grooves, mounting plates are fixedly mounted on the upper sides of the inner screw rods, fourth toothed plates are fixedly mounted on one sides of the mounting plates, eleventh gears are rotatably mounted in the corresponding third mounting grooves, and the eleventh gears are meshed with the fourth toothed plates; the fifth toothed plate is slidably mounted in the third mounting groove and meshed with the eleventh gear;

4. A tool cabinet according to claim 3, wherein: the upper end surfaces of two second mounting grooves formed in the blocking body are respectively provided with a first shaft hole, and the lower ends of the two door shafts respectively penetrate through the two first shaft holes and are positioned in the two second mounting grooves; the thirteenth gear is fixedly arranged on the first rotating shaft on the corresponding side, the fourteenth gear and the seventeenth gear are coaxially and rotatably arranged in the second mounting groove, and the fourteenth gear is meshed with the thirteenth gear; the sixteenth gear is rotatably arranged on the door shaft and is positioned in the corresponding second mounting groove, and the sixteenth gear is meshed with the seventeenth gear; a first winding wheel is fixedly installed at the lower end of the sixteenth gear, and two wheel grooves are formed in the first winding wheel; one end fixed mounting of fixed plate is on the door-hinge that corresponds, and two strand elastic stretching rotation opposite twine in first winding wheel two race, and two strand elastic rope equal fixed mounting are on the fixed plate that corresponds.

5. A tool cabinet according to claim 4, wherein: one side of one of the two second mounting grooves is provided with a fourth mounting groove, one side of the fourth mounting groove is provided with a fourth shaft hole, and one side of the fourth shaft hole is provided with a sixth mounting groove penetrating out of the outer side of the cabinet body;

6. A tool cabinet according to claim 3, wherein: one side of one of the two third mounting grooves on the cabinet body is provided with a fifth mounting groove, and one side of the lower end of the baffle body is provided with a seventh mounting groove; the upper end of the cabinet body is provided with an avoiding chute; the connecting rod of returning the word form is slidable mounting about in seventh mounting groove and dodge the spout, and the connecting rod passes through the mounting panel fixed connection of connecting plate and corresponding one side.

7. A tool cabinet according to claim 1, wherein: one side of the cabinet body is provided with a plurality of sliding chutes for the clamping mechanism to slide up and down, and the sliding chutes penetrate through the inside and the outside of the cabinet body.

8. A tool cabinet according to claim 1, wherein: a plurality of fifth shaft holes for the swinging shaft to penetrate through the outer side of the cabinet body are formed in the upper part and the lower part of one side of the cabinet body.

9. A tool cabinet according to claim 1, wherein: the first spring is a compression spring, and the second spring is a compression spring; the third spring is an extension spring and has a pretension.

10. A tool cabinet according to claim 1, wherein: the third winding wheel is provided with a mounting circular groove, the inner end of the spiral spring is fixedly mounted on the corresponding swing shaft, and the outer end of the spiral spring is fixedly mounted on the cabinet door.