CN218431568U - Folder capable of saving labor in use - Google Patents

Abstract

The utility model discloses a folder with labor saving in use, which comprises an upper main body and a lower main body, wherein one side of the upper main body and one side of the lower main body are hinged through a rotating shaft; a rotary rod which is horizontally arranged and can rotate is arranged on the inner wall of the handle; a bolt with a downward head and used for being matched with the rotating rod is arranged at the free end of the lower main body; the handle is also provided with a button which can slide up and down along the outer wall of the handle, a first clamping block which can slide up and down in the handle and is fixedly connected with the button, and a spring which is fixed on the handle and the upper end of which abuts against the lower end of the first clamping block; a second clamping block which is matched with the first clamping block is fixedly connected to the free end of the lower main body; the longitudinal sections of the first clamping block and the second clamping block are respectively in L shapes matched with each other, so that the first clamping block and the second clamping block can be correspondingly clamped. The utility model has the advantages of simple and reasonable structure, labor saving in use, convenient operation and the like.

Description

Folder capable of saving labor in use

Technical Field

The utility model relates to a scray technical field specifically relates to a use laborsaving scray.

Background

In the present society, foldable bicycles, foldable electric vehicles, and the like are increasingly popularized, and these tools generally use a folder during the folding process. For example, the publication No. CN211107831U discloses a folding device with a self-locking function, which comprises an upper main body and a lower main body hinged at one side by a rotating shaft, a handle hinged with the free end of the lower main body by a handle shaft, a connecting pipe fixedly connected to the upper main body, a push rod rotating shaft arranged at the free end of the upper main body, and a push rod vertically arranged on the axis of the push rod rotating shaft; an arc groove matched with the ejector rod is formed in the wall body at the lower part of the handle; the handle is also provided with a button which can slide up and down along the outer wall of the handle and a first locking block which is arranged in the handle in a sliding way and is fixedly connected with the button; a second locking block matched with the first locking block is fixedly connected to the connecting pipe; when the upper main body and the lower main body are folded to buckle the handle, the top end of the ejector rod is abutted against the inner surface of the arc groove to form self-locking, and the first locking block and the second locking block are clamped with each other. However, such folding devices also present certain drawbacks, such as: when the upper main body and the lower main body are folded to buckle the handle, the top end of the ejector rod needs to be tightly abutted against the inner surface of the arc groove to form self-locking, so that the top end of the ejector rod and the inner surface of the arc groove can be clamped tightly to generate larger friction force, the handle can be opened or buckled by a certain force when the handle is loosened or buckled, and the labor-saving effect in use cannot be achieved; moreover, after the folder has been used for a long time, the situation of rusting may occur, and a larger friction force may occur between the top end of the ejector rod and the inner surface of the arc groove when the ejector rod is tightly supported, so that the folder is very inconvenient for some people with small strength to use, and some people even cannot open or buckle the handle, so that danger may occur due to the fact that the handle cannot be completely buckled (namely, the upper main body and the lower main body are automatically opened in the possible use process).

Therefore, the design of the folding device described above is still in need of improvement.

SUMMERY OF THE UTILITY MODEL

To the problem that above prior art exists, the utility model aims at providing a use laborsaving scray ware, it has advantages such as simple structure is reasonable, use laborsaving and convenient operation.

In order to realize the purpose, the technical scheme of the utility model is that:

a folder with labor saving in use comprises an upper main body and a lower main body, wherein one side of the upper main body and one side of the lower main body are hinged through a rotating shaft; a rotating rod which is horizontally arranged and can rotate is arranged on the inner wall of the handle; a bolt with a downward head and used for being matched with the rotating rod is arranged at the free end of the lower main body; the handle is also provided with a button capable of sliding up and down along the outer wall of the handle, a first clamping block which is arranged in the handle in a sliding manner and is fixedly connected with the button, and a spring which is fixed on the handle and the upper end of which is tightly propped against the lower end of the first clamping block; a second clamping block which is matched with the first clamping block is fixedly connected to the free end of the lower main body; the longitudinal sections of the first clamping block and the second clamping block are respectively in an L shape matched with each other, so that the first clamping block and the second clamping block can be correspondingly clamped.

As a specific example, a threaded hole is provided on the free end of the lower body, and the shaft portion of the bolt is screwed in the threaded hole.

As a specific example, an annular groove for fitting the head of the bolt is provided on the side surface of the rotating rod.

As a specific example, the second latch is locked to the lower body by a screw.

As a specific embodiment, a limiting groove is formed at the lower end of the first clamping block, and the upper end of the spring is embedded into the limiting groove.

As a specific embodiment, two bilaterally symmetrically arranged mounting blocks are arranged on the inner wall of the handle, and two ends of the rotating rod are respectively mounted on the two mounting blocks.

As a specific embodiment, a detachably disposed pressing post for pressing one side of the bolt is further provided on the free end of the lower body.

As a specific example, the compression leg is screwed to the lower body.

In a specific embodiment, the head of the bolt is rounded all around.

The utility model has the advantages that:

the utility model discloses a set up the handle that has the bull stick in last main part, and set up the bolt with the bull stick complex in lower main part, make the in-process of lock handle can let the bull stick overturn to the bottom surface of bolt, do not have the chucking between bull stick and the bolt and just contact, it can prevent that the handle from continuing to move down the direction of main part, namely the bolt has played the effect that blocks the bull stick and continuing to move, the block of deuterogamying first fixture block and second fixture block prevents the handle from moving down the direction outside the main part, therefore, the cooperation of bull stick and bolt and the cooperation of first fixture block and second fixture block can play the effect with the handle location, constitute self-locking function, make upper main part and lower main part can not freely open, and because the bull stick is rotatable setting, therefore, even there are some slight friction between bull stick and the bolt and can comparatively easily loosen, and also can not produce too big frictional force between the bull stick and the bolt in-loosening process, thereby can make things convenient for the pine of handle to take off, the effect that uses and save effort, even be little use the crowd's difficult situation does not appear easily; meanwhile, even if the utility model is used for a long time, no clamping exists between the rotating rod and the bolt, so that excessive friction force can not occur, the handle can be opened or closed only by little strength, and the situation that the handle can not be opened or closed is not easy to occur; the utility model discloses still have advantages such as simple structure and convenient operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic view of a partial structure of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention;

fig. 6 is a schematic view of a partial structure of the present invention;

fig. 7 is a schematic structural view of the rotating rod of the present invention.

Reference numerals:

1. a rotating shaft; 2. an upper main body; 3. a lower body; 4. a handle shaft; 5. a handle; 6. a rotating rod; 7. a bolt; 8. a button; 9. a first clamping block; 10. a spring; 11. a second fixture block; 12. a threaded hole; 13. an annular groove; 14. a limiting groove; 15. mounting a block; 16. and (5) pressing the column.

Detailed Description

The invention will be further described with reference to the drawings and the following detailed description, which are given by way of illustration only and do not limit the scope of the invention.

As shown in fig. 1-7, a folder for saving labor in use comprises an upper body 2 and a lower body 3 hinged at one side by a rotation shaft 1, a handle 5 hinged with the free end of the upper body 2 by a handle shaft 4; a rotating rod 6 which is horizontally arranged and can rotate is arranged on the inner wall of the handle 5; a bolt 7 with a downward head and used for being matched with the rotating rod 6 is arranged at the free end of the lower main body 3; the handle 5 is also provided with a button 8 which can slide up and down along the outer wall of the handle 5, a first clamping block 9 which can slide up and down and is arranged in the handle 5 and is fixedly connected with the button 8, and a spring 10 which is fixed on the handle 5 and the upper end of which is tightly propped against the lower end of the first clamping block 9; a second fixture block 11 which is matched with the first fixture block 9 is fixedly connected to the free end of the lower main body 3; the longitudinal sections of the first fixture block 9 and the second fixture block 11 are respectively in an "L" shape that is matched with each other, so that the first fixture block 9 and the second fixture block 11 can be correspondingly clamped, and since the first fixture block 9 and the second fixture block 11 are the prior art, the structural features thereof are not described in detail herein; after the upper body 2 and the lower body 3 are overlapped and the handle 5 is buckled, the side surface of the rotating rod 6 is contacted with the bottom surface of the head of the bolt 7, and then the first clamping block 9 and the second clamping block 11 are clamped to form a self-locking structure. Specifically, the rotating rod 6 may be configured to contact the bottom surface of the head of the bolt 7 directly after the handle 5 is turned over, without the rotating rod 6 contacting the peripheral side edge of the head of the bolt 7 during the turning over of the handle 5, that is, the handle shaft 4 in fig. 3 is slightly adjusted to the left as the fulcrum of the handle 5, or may be configured to contact the rotating rod 6 slightly with the side edge of the head of the bolt 7 during the turning over of the handle 5, so that the rotating rod 6 may rapidly slide over the side edge of the head of the bolt 7 by using the rotational characteristic thereof without excessive friction, and then the rotating rod 6 falls on the bottom surface of the head of the bolt 7, that is, the handle shaft 4 in fig. 3 is slightly adjusted to the right as the fulcrum of the handle 5. The utility model discloses a set up handle 5 that has bull stick 6 on last main part 2, and set up bolt 7 with bull stick 6 complex on lower main part 3, make the in-process of lock handle 5 can let bull stick 6 overturn to the bottom surface of bolt 7, do not have the chucking between bull stick 6 and the bolt 7 and just contact promptly, it can prevent that handle 5 from continuing to move down the direction of main part 3, namely bolt 7 has played the effect that blocks bull stick 6 and continue to move, the block of deuterogamying first fixture block 9 and second fixture block 11 prevents handle 5 from moving down the direction outside main part 3, therefore, cooperation of bull stick 6 and bolt 7 and the cooperation of first fixture block 9 and second fixture block 11 can play the effect with handle 5 location, constitute self-locking function, make upper main part 2 and lower main part 3 can not freely open, and because bull stick 6 is rotatable setting, therefore, even there are some frictions slightly can comparatively easily loosen between bull stick 6 and the bolt 7, and the in-process that both loosened between bull stick 6 and the bolt 7 can not play freely, and also can not produce big friction between the handle, thereby the use condition that can not loosen easily appear the power saving use easily; meanwhile, even if the utility model is used for a long time, no clamping exists between the rotating rod 6 and the bolt 7, so that excessive friction force can not occur, the handle 5 can be opened or fastened only by using little strength, and the situation that the handle 5 can not be opened or fastened is not easy to occur; the utility model discloses still have advantages such as simple structure and convenient operation.

As shown in fig. 3, a screw hole 12 is provided at a free end of the lower body 3, and a shaft portion of the bolt 7 is screwed into the screw hole 12, so that the position of the bolt 7 can be freely adjusted up and down.

As shown in fig. 7, an annular groove 13 for inserting the head of the bolt 7 is provided on the side surface of the rotating rod 6, that is, the annular groove 13 is provided on the rotating rod 6, so that the annular groove 13 can be used to cooperate with the head of the bolt 7, for example, when the rotating rod 6 moves to the head of the bolt 7, the head of the rotating rod can be inserted into the annular groove 13, so that the bolt 7 can be used to limit the position of the rotating rod 6, thereby preventing the rotating rod 6 from shaking, that is, the handle 5 from shaking, and at the same time, the annular groove 13 can be used to cooperate with the bolt 7 to improve the positioning accuracy, thereby preventing the rotating rod 6 from moving to the preset position.

Preferably, the width of the annular groove 13 is greater than the width of the head of the bolt 7, and the depth of the annular groove 13 is not too deep to prevent the head of the bolt 7 from being completely embedded in the annular groove 13.

The second latch 11 is locked to the lower body 3 by screws.

As shown in fig. 6, a limiting groove 14 is formed at the lower end of the first latch 9, and the upper end of the spring 10 is embedded into the limiting groove 14, so that the spring 10 can be limited conveniently, and the installation is also convenient.

As shown in fig. 5, two mounting blocks 15 are symmetrically arranged on the inner wall of the handle 5, and two ends of the rotating rod 6 are respectively mounted on the two mounting blocks 15, so that the rotating rod 6 can be conveniently positioned and mounted.

As shown in fig. 5, a detachable pressing post 16 is further disposed at the free end of the lower body 3, so as to press the bolt 7 by using the pressing post 16, prevent the bolt 7 from loosening during use, and improve the stability of the bolt, of course, if the position of the bolt 7 needs to be adjusted up and down, the pressing post 16 may be loosened first, then the bolt 7 is adjusted, and after the adjustment is completed, the pressing post 16 is mounted, so that the bolt 7 can be pressed.

Preferably, the compression leg 16 is screwed onto the lower body 3.

The head of the bolt 7 is rounded at the periphery, so that the friction force between the rotating rod 6 and the bolt 7 in the contact process can be reduced to a certain extent, and the rotating rod 6 can rotate more conveniently.

With reference to fig. 1, 3 and 5, the following describes the principle of use of the present invention for understanding the present invention:

when wanting to open upper part 2 and lower main part 3, press down button 8 earlier, drive first fixture block 9 and move down and spring 10 compresses, until first fixture block 9 and second fixture block 11 break away from the back, directly overturn handle 5 toward the direction of keeping away from lower main part 3 again, drive bull stick 6 and directly leave bolt 7, just so accomplished opening of handle 5, then first fixture block 9 utilizes spring 10 to reset, can open upper part 2 and lower main part 3 freely at last.

When the upper main body 2 and the lower main body 3 are required to be overlapped and fixed, the upper main body 2 and the lower main body 3 are firstly overlapped, then the handle 5 is buckled, the rotating rod 6 is driven to synchronously move until the rotating rod 6 moves to the bottom surface of the head of the bolt 7 to be in contact connection with the bolt 7, the head of the bolt 7 is correspondingly clamped into the annular groove 13, the bolt 7 at the moment is in contact with the rotating rod 6 to block the handle 5 from continuously moving inwards, then the first clamping block 9 is correspondingly clamped with the second clamping block 11 to form a self-locking structure, so that the overlapping of the upper main body 2 and the lower main body 3 is completed, and the upper main body 2 and the lower main body 3 cannot be opened.

To sum up, the utility model has the advantages of simple structure, convenient operation and use are laborsaving.

The utility model discloses other corresponding technical characteristics for supplementary technical scheme is implemented, technical staff can combine current conventional technical means to carry out corresponding implementation or improve on its basis, and the technical means to other relevant aspects is no longer repeated herein.

In the description of the present application, the appearances of the phrases "embodiment one," "this embodiment," "specific implementation," and the like in this specification are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention or utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example; furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the description of the present application, the terms "connect", "mount", "fix", "set", "have", etc. are used in a broad sense, for example, the term "connect" may be a fixed connection or an indirect connection through intermediate components without affecting the relationship and technical effects of the components, or may be an integral connection or a partial connection, as in this case, for a person skilled in the art, the specific meaning of the terms in the present application may be understood according to specific situations.

The foregoing description of the embodiments has been presented to enable any person skilled in the art to make and use the embodiments, and it is to be understood that various modifications may be readily made to the embodiments, and that the generic principles defined herein may be applied to other embodiments without the use of inventive faculty. Therefore, the present disclosure is not limited to the above embodiments, and modifications to the following cases should be included within the scope of the present disclosure: (1) a new technical proposal which is implemented based on the technical proposal of the utility model and combined with the prior common general knowledge; (2) the technical effect produced by adopting the known technology to equivalently replace part of the characteristics of the technical scheme of the utility model is the same as the technical effect of the utility model, for example, equivalent replacement is carried out on the conventional production equipment and devices used in the process; (3) the technical scheme of the utility model is used as a basis for expansion, and the essential content of the expanded technical scheme does not exceed the technical scheme of the utility model; (4) the technical means obtained by using the equivalent transformation made by the text recorded content or the attached drawings of the specification of the utility model is applied to other schemes in the relevant technical fields.

Claims (9)

1. The utility model provides a use laborsaving scray, its characterized in that:

comprises an upper main body and a lower main body, one side of which is hinged through a rotating shaft, and a handle, wherein the handle is hinged with the free end of the upper main body through a handle shaft; a rotary rod which is horizontally arranged and can rotate is arranged on the inner wall of the handle; a bolt with a downward head and used for being matched with the rotating rod is arranged at the free end of the lower main body; the handle is also provided with a button which can slide up and down along the outer wall of the handle, a first clamping block which can slide up and down in the handle and is fixedly connected with the button, and a spring which is fixed on the handle and the upper end of which abuts against the lower end of the first clamping block; a second clamping block which is matched with the first clamping block is fixedly connected to the free end of the lower main body; the longitudinal sections of the first fixture block and the second fixture block are respectively in an L shape which is matched with each other, so that the first fixture block and the second fixture block can be correspondingly clamped.

2. The power-saving folder according to claim 1, wherein:

a threaded hole is formed in the free end of the lower main body, and the rod part of the bolt is in threaded connection with the threaded hole.

3. The power-saving folder as recited in claim 1, wherein:

an annular groove for embedding the head of the bolt is arranged on the side surface of the rotating rod.

4. The power-saving folder as recited in claim 1, wherein:

the second fixture block is locked on the lower main body through a screw.

5. The power-saving folder as recited in claim 1, wherein:

the lower end of the first clamping block is provided with a limiting groove, and the upper end of the spring is embedded into the limiting groove.

6. The power-saving folder as recited in claim 1, wherein:

the inner wall of the handle is provided with two mounting blocks which are arranged in bilateral symmetry, and two ends of the rotating rod are respectively mounted on the two mounting blocks.

7. The power-saving folder as recited in claim 1, wherein:

and the free end of the lower main body is also provided with a detachable compression post for compressing one side of the bolt.

8. The power-saving folder as recited in claim 7, wherein:

the compression column is connected to the lower main body in a threaded manner.

9. The power-saving folder as recited in claim 1, wherein:

the periphery of the head of the bolt is a fillet.

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