CN217925385U

CN217925385U - Support device and tool box

Info

Publication number: CN217925385U
Application number: CN202221832872.0U
Authority: CN
Inventors: 董振雁
Original assignee: Foshan Meiruida Intelligent Technology Co ltd
Current assignee: Foshan Meiruida Intelligent Technology Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-29
Anticipated expiration: 2032-07-14

Abstract

The utility model provides a supporting device and a tool box, wherein the supporting device comprises an air supporting component, a folding pull rod component and two fixing pieces, and two ends of the folding pull rod component are respectively pivoted with the two fixing pieces; the gas strut subassembly includes piston sleeve and installs piston rod on the piston sleeve, the free end of piston sleeve and piston rod is connected to respectively folding draw bar assembly, and is in when folding draw bar assembly is in fold condition, the piston rod retraction arrives piston sleeve's length is the biggest folding draw bar assembly is in when unfolding the state, the piston rod retraction arrives piston sleeve's length minimum. The utility model discloses both accessible folding draw bar assembly supports the case lid and keeps opening the state, still accessible gas props the sluggish case lid lock of draw bar assembly and arrives the main tank body.

Description

Support device and tool box

Technical Field

The embodiment of the utility model provides a technical field is accomodate to article, and more specifically says, relates to a strutting arrangement and toolbox.

Background

The tool box is a container for storing tools and various objects, is frequently used in production, daily life, maintenance, fishing and other scenes, and has a wide application range. Currently, tool cases on the market come in a wide variety of shapes, sizes and types, including both prefabricated, hand-held and mobile (e.g., tool car), among others.

However, when the existing tool box is in an open state, the box cover needs to be held by a single hand, especially when the box cover needs to be protected and cannot be opened by a large margin, the operation of holding the box cover is extremely inconvenient, and both hands cannot be used for taking and placing operations, so that the operability of taking and placing is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a need to above-mentioned current case lid hand, the operation extremely inconvenient, unable both hands get put the operation and accomodate get put can operate relatively poor problem, provide a new strutting arrangement and toolbox.

The technical solution for solving the above technical problems in the embodiments of the present invention is to provide a supporting device, which includes an air supporting assembly, a folding pull rod assembly and two fixing members, wherein two ends of the folding pull rod assembly are pivotally connected to the two fixing members respectively; the gas strut subassembly includes piston sleeve and installs piston rod on the piston sleeve, the free end of piston sleeve and piston rod is connected to respectively folding draw bar assembly, and is in when folding draw bar assembly is in fold condition, the piston rod retraction arrives piston sleeve's length is the biggest folding draw bar assembly is in when unfolding the state, the piston rod retraction arrives piston sleeve's length minimum.

As a further improvement, the folding draw-bar assembly includes first digging arm, second digging arm, first round pin axle, second round pin axle and third round pin axle, the first end of first digging arm and the first end of second digging arm are through first round pin axle pin joint connection, the second end of first digging arm is through second round pin axle and one of them mounting pin joint connection, the second end of second digging arm passes through third round pin axle and another mounting pin joint connection, and folding draw-bar assembly truns into the expansion state by fold condition, or truns into when fold condition by the expansion state, the both ends of first digging arm are rotatory around first round pin axle and second round pin axle respectively, the both ends of second digging arm are rotatory around first round pin axle and third round pin axle respectively.

As a further improvement of the present invention, a first end of the first movable arm is provided with a first pivot hole, and the first pivot hole is adjacent to the first pin and located at a side of the first pin away from the second movable arm;

the free end of the piston rod is in pivot connection with the first movable arm through a fourth pin shaft inserted into the first pivot hole, and when the first movable arm rotates around the first pin shaft and the second pin shaft and is folded and arranged on the second movable arm, the air supporting assembly supports the first movable arm and delays the first movable arm to rotate around the first pin shaft and the second pin shaft and is folded and arranged on the second movable arm.

As a further improvement, the second end of the second movable arm is provided with a second pivot hole, and the free end of the piston sleeve of the air supporting component is connected to the second movable arm through passing through a fifth pin shaft of the second pivot hole.

As a further improvement of the utility model, the first movable arm and the second movable arm are respectively in a sheet shape;

the first pin joint hole and the second pin joint hole are respectively formed by a ball head sleeve, and the fourth pin shaft and the fifth pin shaft are respectively formed by a ball head; or the first pivot hole and the second pivot hole are respectively formed by a ball head, and the fourth pin shaft and the fifth pin shaft are respectively formed by ball head sleeves.

As a further improvement, the first end of first digging arm is equipped with spacing pothook, the second digging arm towards the surface of first digging arm be equipped with protruding and with the spacing axle of spacing pothook looks adaptation, just fold pull rod assembly by fold condition trun into when the expansion state, first digging arm is rotatory and is makeed around first round pin axle and second round pin axle spacing pothook joint arrives spacing axle.

As a further improvement, the first movable arm and the second movable arm are made of sheet metal materials, and the first movable arm and the second movable arm are respectively provided with lightening holes.

The utility model also provides a tool case, be in including the main tank body, through the pin joint of sixth round pin axle case lid and at least one on the main tank body as above strutting arrangement, two mountings are fixed respectively the inside wall of main tank body and case lid, just folding draw bar assembly is in the case lid lock arrives at fold condition during the main tank body the case lid is in the expansion state when being in the open mode.

As a further improvement, the case cover is separated from the main case body around the rotation of the first pin shaft and is in the unfolding state when the main case body is a preset angle.

As a further improvement of the utility model, the tool box includes two strutting arrangement, and two strutting arrangement sets up respectively the length direction's of main tank body and case lid both sides.

The utility model discloses strutting arrangement and toolbox have following beneficial effect: by arranging the air supporting assembly and the folding pull rod assembly and enabling the two ends of the air supporting assembly to be respectively connected with the folding pull rod assembly, the folding pull rod assembly can be used for supporting the box cover to be kept in an open state, and the folding pull rod assembly can be further used for supporting the folding pull rod assembly to be kept in an unfolded state, so that the box cover can be delayed to be buckled to the main box body, and the structure is simple and reliable.

Drawings

Fig. 1 is a schematic structural diagram of a supporting device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a tool box according to an embodiment of the present invention;

fig. 3 is a schematic exploded structural view of a supporting device provided by an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, the supporting device provided by the embodiment of the present invention is a schematic structural diagram, and the supporting device can be applied to a tool box and the like. The supporting device 4 of the present embodiment includes a pneumatic supporting assembly 41, a foldable pulling-rod assembly 42, and two

fixing members

426, 427, and two ends of the foldable pulling-rod assembly 426 are pivotally connected to the two

fixing members

426, 427, respectively.

The free end of the piston sleeve 411 (i.e., the end of the piston sleeve 411 away from the piston rod 412) and the free end of the piston rod 412 (i.e., the end of the piston rod 412 away from the piston sleeve 411) are respectively connected to the folding lever assembly 421, and when the folding lever assembly 41 is in the folded state, the length of the piston rod 412 retracted into the piston sleeve 411 is the largest, and when the folding lever assembly 41 is in the unfolded state, the length of the piston rod 412 retracted into the piston sleeve 411 is the smallest.

In the supporting device, the gas strut assembly 41 and the folding pull rod assembly 42 are combined, and two ends of the gas strut assembly 41 are respectively connected with the folding pull rod assembly 42, so that the supporting can be realized through the folding pull rod assembly 42, and meanwhile, under the action of air pressure, the piston rod 412 of the gas strut assembly 41 cannot be quickly retracted into the piston sleeve 411, so that the gas strut assembly 41 can also enable the folding pull rod assembly 42 to keep the unfolding state, so as to delay the folding pull rod assembly 42 from being converted into the folding state from the unfolding state, for example, when the supporting device is applied to a tool box, the box cover of the tool box can be delayed to be buckled to the main box body, and the structure is simple and reliable.

The supporting device can be directly applied to the tool box, and the tool box can be applied to the technical field of accommodating products. The structure of the support device is described in detail below in connection with the tool box shown in fig. 2. Referring to fig. 2, the tool box in this embodiment includes a main box body 1, a sixth pin 2, a box cover 3 pivotally connected to the main box body 1 via the sixth pin 2, and at least one supporting component 4, such that the box cover 3 can rotate around the sixth pin 2 to be fastened to the main box body 1 or to be away from the main box body 1, thereby closing or opening a storage cavity of the main box body 1, that is, the main box body 1 is provided with a storage cavity for storing objects in a direction toward the box cover 3, the box cover 3 is pivotally connected to an opening of the storage cavity, and the storage cavity of the main box body 1 is closed or opened by rotating the box cover 3 to be fastened to or away from the main box body 1.

Specifically, the two

fixing members

426 and 427 are respectively fixed on the inner side walls of the main box 1 and the box cover 3, and when the box cover 3 is fastened to the main box 1, the foldable pull rod assembly 42 is in the folded state, and when the box cover 3 is in the opened state, the foldable pull rod assembly 42 is in the unfolded state, that is, the foldable pull rod assembly 42 can be switched from the folded state to the unfolded state with the box cover 3 opened.

Because the two ends of the air supporting assembly 41 are respectively connected with the folding pull rod assembly 42, and the air supporting assembly 41 supports the folding pull rod assembly 42 to keep the unfolding state when the folding pull rod assembly 42 is in the unfolding state, the folding pull rod assembly 42 can be supported between the main box body 1 and the box cover 3 in the unfolding state, so that the position between the box cover 3 and the main box body 1 is kept unchanged, that is, the box cover 3 is prevented from rotating around the sixth pin shaft 2 to lock the main box body 1 under the action of gravity, and the box cover 3 keeps the opening state. When the box cover 3 is closed, the folding pull rod assembly 42 can be compressed only by applying a large pressure to the box cover 3, so that the folding pull rod assembly 42 is switched from an unfolded state to a folded state, the gas support assembly 41 is restored after being pressed, the support of the folding pull rod assembly 42 is gradually disabled, and the box cover 3 can also be rotatably buckled to the main box body 1 around the first pin shaft 2 to realize closing.

The tool box is provided with the air supporting assembly 41 and the folding pull rod assembly 42, and two ends of the air supporting assembly 41 are respectively connected with the folding pull rod assembly, so that the air supporting assembly 41 supports the folding pull rod assembly 42 to keep the folding pull rod assembly 42 in an unfolded state, the box cover 3 can be prevented from being buckled on the main box body 1, and meanwhile, the air supporting assembly 41 can delay the folding pull rod assembly 42 to be converted from the unfolded state to a folded state, so that the box cover 3 can be prevented from being fast buckled on the main box body 1, hands can be prevented from being pressed when the box cover 3 is buckled, and the box cover 3 can be prevented from being collided with the main box body 1 to be damaged.

In addition, because the gas strut assembly 41 is used for supporting the box cover 3 by folding the pull rod assembly 42, the support is more reliable and stable, the support strength of the support device 4 is improved, and the design of the gas strut assembly 41 is facilitated, namely the designability of the gas strut 41 (including the size design and the position design of the gas strut 41 and the like) can be improved, and compared with the mode that the gas strut assembly 41 is directly connected with the box cover 3 and the main box body 1, the movement range of the gas strut assembly 41 can be reduced, the torsional force generated when the gas strut assembly 41 is pressed can be reduced, so that the gas strut assembly 41 is protected, and the service life of the gas strut assembly 41 is prolonged.

Referring to fig. 3, in an embodiment of the present invention, the folding lever assembly 42 includes a first movable arm 421, a second movable arm 422, a first pin 423, a second pin 424, and a third pin 425, the first end of the first movable arm 421 and the first end of the second movable arm 422 are pivotally connected to each other through the first pin 423, the second end of the first movable arm 421 is pivotally connected to the fixing member 426 of the case cover 3 through the second pin 424, and the second end of the second movable arm 422 is pivotally connected to the fixing member 427 of the main case 1 through the third pin 425.

Therefore, when the cover 3 is rotated to separate from the main housing 1, the cover 3 will drive the second end of the first movable arm 421 to move, so that the two ends of the first movable arm 421 will rotate around the first pin 423 and the second pin 424, respectively. Thereby driving the first end of the second movable arm 422 to move, so that the two ends of the second movable arm 422 respectively rotate around the first pin 423 and the third pin 425, and further the foldable pull rod assembly 42 is converted from the folded state to the unfolded state. Similarly, the cover 3 is pivotally fastened to the main housing 1 about the sixth pin 2, such that the foldable handle assembly 42 is moved from the unfolded state to the folded state. The folding pull rod assembly 42 is simple and reasonable in structure and convenient to disassemble and assemble, maintenance convenience is greatly improved, and manufacturing cost is improved due to the fact that parts are increased due to complicated structures is avoided.

In practical applications, the structure of the foldable pull rod assembly 42 can be determined according to practical situations; for example, the foldable handle assembly 42 further includes a third movable arm and a fourth movable arm, first ends of the third movable arm and the fourth movable arm are pivotally connected, and second ends of the third movable arm and the fourth movable arm are pivotally connected to first ends of the first movable arm 421 and the second movable arm 422, respectively. Of course, the folding lever assembly 42 may also include a fifth movable arm and a sixth movable arm.

A first end of the first movable arm 421 is provided with a first pivot hole. The free end of the piston rod 412 is pivotally connected to the first movable arm 421 through a fourth pin 413 passing through the first pivot hole, so that when the first movable arm 421 rotates around the first pin 423 and the second pin 424 to be stacked on the second movable arm 422, the air supporting component 41 supports the first movable arm 421 and delays the first movable arm 421 to rotate around the first pin 423 and the second pin 424 to be stacked on the second movable arm 422, so as to prevent the lid 3 from being quickly fastened to the main box 1.

Moreover, the first pivot hole is adjacent to the first pin 423 and located on one side of the first pin 423 away from the second movable arm 422, which is beneficial to reducing the resistance arm when the first movable arm 421 rotates, so that the case cover 3 can be conveniently buckled to the main case body 1. And since the first pivot hole is adjacent to the first pin 423, that is, the first pivot hole is located at the first end of the first movable arm 421 (the first end of the first movable arm 421 is close to the second movable arm 422, and is also close to the main box 1), the length of the piston rod 412 of the air-supporting 41 can be effectively shortened, and the size of the air-supporting assembly 41 can be reduced.

Further, a second pivot hole is formed at a second end of the second movable arm 422, and a free end of the piston sleeve 411 of the air supporting assembly 41 is pivotally connected to the second movable arm 422 through a fifth pin 414 passing through the second pivot hole, that is, the piston sleeve 411 is mounted on the second movable arm 422 and can rotate along with the rotation of the second movable arm 422. Because the first pivot hole is adjacent to the first pin 423, that is, the first pivot hole is adjacent to the first end of the second movable arm 422, the gas strut assembly 41 can be disposed along the length direction of the second movable arm 422, and the rotation amplitude of the gas strut assembly 41 around the fifth pin 414 is small in the process of switching the state of the folding lever assembly 42, which can protect the gas strut assembly 41, make the use of the gas strut assembly 41 smoother, and prevent the piston rod 412 from being easily jammed or jammed due to long pulling out.

The first movable arm 421 and the second movable arm 422 are respectively in a sheet shape, so that the first movable arm 421 and the second movable arm 422 are folded together in a fitting manner, and the structural strength of the first movable arm 421 and the second movable arm 422 can be ensured, so that the supporting capacity is improved, and the stress deformation is avoided. In practical application, the first movable arm 421 and the second movable arm 422 are preferably made of sheet metal (such as stainless steel), which is not only beneficial to manufacturing, suitable for mass production, but also can effectively reduce cost, and is convenient for improving market competitiveness.

In particular, the first movable arm 421 and the second movable arm 422 are respectively provided with lightening holes, so that the weight of the folding pull rod 42 can be lightened while the structural strength of the first movable arm 421 and the second movable arm 422 is ensured.

The first pivot hole and the second pivot hole are respectively formed by a ball head sleeve, the fourth pin shaft 413 and the fifth pin shaft 414 are respectively formed by a ball head, and the piston rod 412 of the air supporting assembly 41 and the end of the piston sleeve 411 are respectively in pivot connection with the first movable arm 421 and the second movable arm 422 in a way that the ball head is matched with the ball head sleeve, so that the pivot structure is firmer and more reliable, the torsional force acting on the piston rod 412 of the air supporting assembly 41 can be effectively reduced, the piston rod 412 is prevented from being deformed due to frequent stress, and the service life of the air supporting assembly 41 is prolonged. Certainly, in practical applications, the first pivot hole and the second pivot hole may be formed by a ball head, and the fourth pin 413 and the fifth pin 414 are respectively formed by a ball head sleeve, so that the pivot connection can be realized, and the specific structural design can be determined according to actual conditions.

Further, the first end of the first movable arm 421 is provided with a limit hook 4211, the surface of the second movable arm 422 facing the first movable arm 421 is provided with a limit shaft 4221 protruding and adapted to the limit hook 4211, and when the box cover 3 rotates around the sixth pin shaft 2 to separate from the main box body 1 and form a preset angle with the main box body 1, the first movable arm 421 rotates around the first pin shaft 423 and the second pin shaft 424 and enables the limit hook 4211 to be clamped to the limit shaft 4221, so as to limit the box cover 3 and prevent the box cover 3 from being opened in a large range easily. In practical applications, the preset angle is preferably greater than 45 degrees and less than or equal to 90 degrees, such as 60 degrees; of course, the size of the preset angle can be determined according to actual conditions.

Particularly, when the box cover 3 and the main box body 1 form a preset angle, an included angle between the first movable arm 421 and the second movable arm 422 is greater than 90 degrees, and an included angle between the second movable arm 422 and a plane where the main box body 1 is located is greater than 60 degrees, so that the second movable arm 422 can effectively support the first movable arm 421.

The

fixing members

426 and 427 may be respectively in the form of a sheet, wherein the fixing member 426 is fastened and fixed to the case cover 3 by screws, the fixing member 426 has a third pivot hole adapted to the second pin 424, and the first movable arm 421 is pivotally connected to the fixing member 426 by assembling the second pin 424 to the third pivot hole, so that the case cover 3 is effectively protected, the connection between the foldable pull rod assembly 42 and the case cover 3 is more secure and reliable, and the difficulty in assembly and disassembly is reduced.

In addition, the fixing member 427 is fastened and fixed to the main box 1 by screws, the fixing member 427 is provided with a fourth pivot hole matched with the third pin roll 425, and the second movable arm 422 is pivotally connected to the fixing member 427 in a manner that the third pin roll 425 is assembled to the fourth pivot hole, so that the main box 1 can be effectively protected, the connection between the folding pull rod assembly 42 and the main box 1 can be firmer and more reliable, and the difficulty in disassembly and assembly can be reduced.

In addition, above-mentioned toolbox includes two strutting arrangement 4, and two strutting arrangement 4 set up respectively in main tank 1 and case lid 3 along the length direction's of sixth round pin axle 2 both sides, can make the holding power to case lid 3 more balanced like this, improve the supporting effect, make to support more firmly reliable.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A supporting device is characterized by comprising an air supporting assembly, a folding pull rod assembly and two fixing pieces, wherein two ends of the folding pull rod assembly are respectively in pin joint connection with the two fixing pieces; the gas supporting assembly comprises a piston sleeve and a piston rod arranged on the piston sleeve, the free ends of the piston sleeve and the piston rod are respectively connected to the folding pull rod assembly, the folding pull rod assembly is arranged in a folding state, the piston rod retracts to the maximum length of the piston sleeve, and when the folding pull rod assembly is arranged in an unfolding state, the piston rod retracts to the minimum length of the piston sleeve.

2. The support device of claim 1, wherein the folding draw bar assembly comprises a first movable arm, a second movable arm, a first pin, a second pin, and a third pin, wherein a first end of the first movable arm and a first end of the second movable arm are pivotally connected to each other by the first pin, a second end of the first movable arm is pivotally connected to one of the fixing members by the second pin, a second end of the second movable arm is pivotally connected to the other fixing member by the third pin, and when the folding draw bar assembly is converted from the folded state to the unfolded state or from the unfolded state to the folded state, two ends of the first movable arm respectively rotate around the first pin and the second pin, and two ends of the second movable arm respectively rotate around the first pin and the third pin.

3. The support device of claim 2, wherein the first end of the first movable arm is provided with a first pivot hole, and the first pivot hole is adjacent to the first pin and located on a side of the first pin away from the second movable arm;

the free end of the piston rod is in pin joint connection with the first movable arm through a fourth pin shaft inserted into the first pin joint hole, and when the first movable arm rotates around the first pin shaft and the second pin shaft and is folded to be arranged on the second movable arm, the air supporting assembly supports the first movable arm and delays the first movable arm rotating around the first pin shaft and the second pin shaft and is folded to be arranged on the second movable arm.

4. The support device as claimed in claim 3, wherein the second end of the second movable arm is provided with a second pivot hole, and the free end of the piston sleeve of the air supporting assembly is pivotally connected to the second movable arm by a fifth pin shaft passing through the second pivot hole.

5. The support device of claim 4, wherein the first and second movable arms are each sheet-like;

the first pin joint hole and the second pin joint hole are respectively formed by a ball head sleeve, and the fourth pin shaft and the fifth pin shaft are respectively formed by a ball head; or, the first pivot hole and the second pivot hole are respectively formed by a ball head, and the fourth pin shaft and the fifth pin shaft are respectively formed by a ball head sleeve.

6. The support device as claimed in any one of claims 2 to 5, wherein the first end of the first movable arm is provided with a limit hook, the surface of the second movable arm facing the first movable arm is provided with a limit shaft protruding and adapted to the limit hook, and when the foldable draw bar assembly is converted from the folded state to the unfolded state, the first movable arm rotates around the first pin shaft and the second pin shaft and causes the limit hook to be clamped to the limit shaft.

7. The supporting device according to any one of claims 2-5, wherein the first movable arm and the second movable arm are made of sheet metal material, and the first movable arm and the second movable arm are respectively provided with lightening holes.

8. A toolbox, comprising a main body, a cover pivotally connected to the main body by a sixth pin, and at least one supporting device as claimed in any one of claims 1 to 7, wherein two fixing members are respectively fixed to inner side walls of the main body and the cover, and the foldable pull rod assembly is in a folded state when the cover is fastened to the main body, and in an unfolded state when the cover is in an opened state.

9. The toolbox according to claim 8, wherein said twist-pull member is in an unfolded state when said cover is rotated about said first pin away from said main body and at a predetermined angle thereto.

10. A toolbox according to claim 8, wherein the toolbox comprises two supporting devices, and the two supporting devices are respectively disposed at both sides of the main case body and the cover in the length direction.