CN111673700A

CN111673700A - Tool storage device

Info

Publication number: CN111673700A
Application number: CN202010524274.6A
Authority: CN
Inventors: 尚家璇; 尚家希; 张雪薇; 孟笑天; 王平; 孟兵川
Original assignee: Hebei Honglong Environmental Protection Technology Co ltd
Current assignee: Hebei Honglong Environmental Protection Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-09-18

Abstract

The invention relates to a tool storage device comprising: a base on which a pull rod is arranged; an open cavity with an upward opening is formed at the top of the base, and the storage box is positioned in the open cavity; and each group of adjusting structures comprises a fixing part and a sliding part, the fixing part is fixed at the bottom of the base, and the sliding part can move in the vertical direction relative to the fixing part so as to enable the base to adapt to the placement of different flatness positions. The invention discloses a tool storage device, wherein four groups of adjusting mechanisms are arranged at the bottom of a base, and each group of sliding parts can move along the vertical direction relative to a fixed part, so that the base can adapt to the placement of positions with different flatness, and the phenomenon that tools are scattered and scattered due to the fact that the device is knocked down is avoided. Meanwhile, the tool is convenient to take and has a weighing function, omission and loss of the tool are prevented, and rain and snow are prevented from entering the placing box through the protection mechanism on a rain and snow day to enable the surface of the tool to rust.

Description

Tool storage device

Technical Field

The invention relates to the technical field of tool storage devices, in particular to a tool storage device.

Background

Along with the continuous development and the progress of society, each industry is more and more to the application of instrument, along with the continuous emergence of various instruments and the continuous increase of instrument kind, for convenient use and the concentrated collection of instrument and place, some instrument strorage device begin to constantly appear, the use of instrument has been made things convenient for greatly in appearance of instrument strorage device, user's operating efficiency has been improved, still play fine guard action to the instrument, but along with strorage device's continuous increase, some defects can exist when using to some strorage device. When the existing tool storage device is used, the device is not convenient to adjust according to the flatness of a use place, so that the device is easy to knock down on some uneven ground, and tools are scattered and scattered; when part of the storage device is used, tools are inconvenient to take, and the tools to be used cannot be found in time because the tools are intensively placed in the storage box; particularly in rainy and snowy days, the tool is easy to rust; when a part of the storage device is used, whether tools are lacked or not is not convenient to determine, so that the tools are easy to miss and lose when the tools are replaced in the storage device, and the cost is increased. Therefore, how to provide a tool storage device to solve the above problems is a problem that needs to be solved by those skilled in the art.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art.

Therefore, an object of the present invention is to provide a tool storage device, which solves the problem that the tool storage device is inconvenient to adjust according to the flatness of the using place, and prevents the tool storage device from being easily knocked down on some uneven ground, so that the tools are scattered.

The present invention provides a tool storage device comprising:

the base is provided with a pull rod;

the top of the base forms an open cavity with an upward opening, and the storage box is positioned in the open cavity;

and each group of adjusting structures comprises a fixing part and a sliding part, the fixing part is fixed at the bottom of the base, and the sliding part can move in the vertical direction relative to the fixing part so as to enable the base to adapt to the placement of different flatness positions.

According to the technical scheme, compared with the prior art, the tool storage device is provided, as the four groups of adjusting mechanisms are arranged at the bottom of the base, each group of sliding parts can move along the vertical direction relative to the fixing part, so that the base can adapt to the placement of positions with different flatness, and the phenomenon that tools are scattered and scattered due to the fact that the device is knocked down is avoided.

Furthermore, the fixed part is a fixed frame, and the sliding part is a sliding frame; the bottom of the fixed frame is provided with a sliding groove, and the top of the fixed frame is provided with a first threaded hole; the top of the sliding frame is fixedly connected with a first threaded handle, the first threaded handle is matched with the first threaded hole, and the sliding frame can slide on the sliding groove; the bottom of the sliding frame is connected with a universal wheel. From this through the first screw thread that sets up to screw hole threaded connection with the mount and the sliding connection of mount and carriage, can make the device by stable the placing on the ground of some unevenness through rotating first screw thread to avoided the device to be knocked down, lead to the scattered unrestrained phenomenon of instrument.

Another object of the present invention is that the tool storage device further comprises a weighing mechanism, wherein the weighing mechanism comprises more than two groups of fixed columns, more than two groups of weighing springs, a pointer and a graduated scale; one end of each group of fixing columns extends out of the bottom of the open cavity along the vertical direction and then is fixed through a first nut; the two ends of the top of the open cavity are hinged with baffles, the baffles are provided with connecting threaded holes for connecting the other ends of the fixed columns, the other end of each group of fixed columns extends out of the open cavity through the bottom plate at the bottom of the storage box and the baffles, and the pointer is vertically fixed with the end part of the other end of any group of fixed columns; the graduated scale is fixed on the side wall of the storage box and can slide relative to the pointer; each group of weighing springs are compression springs and are arranged between the bottom of the open cavity and the bottom of the bottom plate to support and store the box. From this, during the use, look over the position that the pointer is on the scale, after the use, all instruments playback look over the position that the scale is in the scale, and the same can be affirmed to front and back scale position and do not lose the instrument, and scale position is different around if, shows to have the instrument not playback to appear omitting the phenomenon of losing when having avoided the instrument to place back the device, reduced the input of purchase instrument cost.

The fixed columns and the weighing springs are the same in quantity, and two groups, three groups, four groups and the like can be adopted, so that the weighing springs can bear the weight of tools and storage boxes.

Furthermore, the weighing mechanism also comprises a second thread handle, the bottom of the second thread handle is a threaded section, and the top of the second thread handle is a polished rod section; the baffle and the bottom plate are connected through a second thread to the thread section, and a second nut connected with the second thread is fixed at the bottom of the bottom plate. From this, when need not weigh, through the second screw thread with baffle and bottom plate threaded connection fixed, can the auxiliary weighing spring support weight, the life of extension spring, when needing to weigh, rotatory second screw thread handle makes baffle and screw thread section part, contacts with polished rod section, prevents to interfere and weighs.

Another object of the present invention is to provide a tool storage mechanism in a storage box, the tool storage mechanism including: the device comprises a support frame, a placing box, a storage tension spring, a clamping block and a clamping block spring; the support frame comprises a horizontal bottom plate and a vertical support plate; the horizontal bottom plate and the vertical supporting plate form a structure with an inverted T-shaped cross section; the plurality of placing boxes are mutually avoided and arranged on the two sides of the top of the supporting plate and the top end of the horizontal bottom plate; the top of the support frame is provided with a chute; one end of the clamping block is installed and can slide in the sliding groove, and the clamping block spring is installed between one end of the clamping block and the sliding groove; the other end of the clamping block can be clamped at a boss formed at the top of the storage box; the storage tension spring is fixed between the horizontal bottom plate and the lug boss. Therefore, when the clamping block is slid, the other end of the clamping block is separated from the boss, and the part above the supporting frame is popped out of the top of the storage box under the action of the storage tension spring; because the placing boxes are mutually avoided, tools can be classified and taken conveniently. Otherwise when not using, press the tensile extension spring of depositing of support frame, the slip fixture block other end and boss joint are accomodate back to the storage incasement with above part of support frame.

Furthermore, one end of the clamping block is vertically arranged and protrudes out of the top of the sliding groove, the other end of the clamping block is vertically arranged with one end of the clamping block, and the end part of the other end of the clamping block is wedge-shaped. Therefore, one end of the clamping block can be conveniently slid, and the other end of the clamping block can conveniently extend into or out of the sliding groove.

Furthermore, the top of the storage box is hinged and covered with a cover body; the cover body is made of steel.

Another object of the present invention is that one end of the cover is hinged to the top of the storage box and the bottom of the cover can receive the protection mechanism. Prevent that sleet day from getting into and depositing the incasement, avoid the instrument to rust.

Further, the protection mechanism comprises a protection plate and a clamping sleeve; one end of the protection plate is hinged with the other end of the cover body; the clamping sleeve is fixed in the middle of the bottom end of the protection plate and can be clamped with one end of the clamping block; the lid bottom is provided with the first recess of accomodating the guard plate and the second recess of accomodating the cutting ferrule. The guard plate can rotate to the top of the storage box when in use, the clamping sleeve is clamped at one end of the clamping block to be supported, and when not in use, the clamping sleeve can be stored in the first groove at the bottom of the cover body, so that the structure is compact.

Further, protection machanism still includes magnet, and magnet is fixed in the other end bottom of guard plate, and the lid bottom is provided with the third recess of accomodating, magnetism connection magnet. Therefore, the protection plate is connected with the cover body in a magnetic mode and is firmly fixed, and the protection plate is integrally formed and prevented from falling off.

Drawings

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

FIG. 1 is a cross-sectional view of a tool storage device according to the present invention;

FIG. 2 is a cross-sectional view of an adjustment mechanism of a tool storage device according to the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is a perspective view of a placement mechanism for a tool storage device in accordance with the present invention;

FIG. 5 is a partial cross-sectional view of FIG. 4;

FIG. 6 is a schematic view of a fixture block of the tool storage device according to the present invention;

FIG. 7 is a schematic view of the shield mechanism shown in a deployed condition;

in the figure: 100-base, 101-open mouth, 102-flap, 200-storage box, 201-base, 202-boss, 300-adjustment mechanism, 301-mount, 302-carriage, 303-first threaded handle, 304-universal wheel, 400-weighing mechanism, 401-fixed column, 402-weighing spring, 403-pointer, 404-graduated scale, 405-second threaded handle, 406-first nut, 407-second nut, 500-tool storage mechanism, 501-support, 5011-horizontal base, 5012-vertical support plate, 5013-chute, 502-placement box, 503-storage tension spring, 504-cartridge, 505-cartridge spring, 600-cover, 601-first recess, 602-second recess, 603-a third groove, 700-a protection mechanism, 701-a protection plate, 702-a ferrule, 703-a magnet, and 800-a pull rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-2, the present invention provides a tool storage device comprising:

the base 100, the pull rod 800 is arranged on the base 100;

a storage box 200, wherein an open cavity 101 with an upward opening is formed at the top of the base 100, and the storage box 200 is positioned in the open cavity 101;

and four sets of adjustment mechanism 300, each set of adjustment mechanism 300 all includes fixed part and sliding part, and the fixed part is fixed in base 100 bottom, and the relative fixed part of sliding part can move along vertical direction to make base 100 adapt to the placing in different roughness positions.

The invention discloses a tool storage device, wherein four groups of adjusting mechanisms are arranged at the bottom of a base, and each group of sliding parts can move along the vertical direction relative to a fixed part, so that the base can adapt to the placement of positions with different flatness, and the phenomenon that tools are scattered and scattered when the device is knocked down is avoided.

Referring to fig. 2, specifically, the fixed portion is a fixed frame 301, and the sliding portion is a sliding frame 302; the bottom of the fixing frame 301 forms a sliding groove, and the top of the fixing frame is provided with a first threaded hole; the top of the sliding frame 302 is fixedly connected with a first threaded handle 303, the first threaded handle 303 is matched with the first threaded hole, and the sliding frame 302 can slide on the sliding groove; a universal wheel 304 is attached to the bottom of the carriage 302. From this through the first screw thread that sets up to screw hole threaded connection with the mount and the sliding connection of mount and carriage, can make the device by stable the placing on the ground of some unevenness through rotating first screw thread to avoided the device to be knocked down, lead to the scattered unrestrained phenomenon of instrument.

In one embodiment of the present invention, referring to fig. 1 and 3, the present invention further comprises a weighing mechanism 400, wherein the weighing mechanism 400 comprises more than two sets of fixing columns 401, more than two sets of weighing springs 402, a pointer 403 and a graduated scale 404; one end of each group of fixing columns 401 extends out of the bottom of the open cavity 101 along the vertical direction and then is fixed through a first nut 406; the two ends of the top of the open cavity 101 are hinged with the baffle plates 102, the baffle plates 102 are provided with connecting threaded holes for connecting the other ends of the fixing columns 401, the other end of each group of fixing columns 401 extends out of the open cavity 101 through the bottom plate 201 at the bottom of the storage box 200 and the baffle plates 102, and the pointer 403 is vertically fixed with the other end of any group of fixing columns 401; the graduated scale 404 is fixed on the side wall of the storage box 200 and can slide relative to the pointer 403; each set of weighing springs 402 is a compression spring mounted between the bottom of the open cavity 101 and the bottom of the bottom plate 201 supporting the storage compartment 200.

From this, during the use, look over the position that the pointer is on the scale, after the use, all instruments playback look over the position that the scale is in the scale, and the same can be affirmed to front and back scale position and do not lose the instrument, and scale position is different around if, shows to have the instrument not playback to appear omitting the phenomenon of losing when having avoided the instrument to place back the device, reduced the input of instrument purchase cost.

Advantageously, the weighing mechanism 400 further comprises a second threaded handle 405, the bottom of the second threaded handle 405 being a threaded section and the top being a polished rod section; the baffle plate 102 and the bottom plate 201 are connected in a threaded manner through a second threaded handle 405, and a second nut 407 connected with the second threaded handle 405 is fixed at the bottom of the bottom plate 201. From this, when need not weigh, through the second screw thread with baffle and bottom plate threaded connection fixed, can the auxiliary weighing spring support weight, the life of extension spring, when needing to weigh, rotatory second screw thread handle makes baffle and screw thread section part, contacts with polished rod section, prevents to interfere and weighs.

Referring to fig. 1 and 4, in another embodiment of the present invention, a tool storage mechanism 500 is provided in the storage box 200, the tool storage mechanism 500 including: a support frame 501, a placing box 502, a storage tension spring 503, a fixture block 504 and a fixture block spring 505; the support 501 comprises a horizontal bottom plate 5011 and a vertical support plate 5012; the horizontal bottom plate 5011 and the vertical supporting plate 5012 form a structure with an inverted T-shaped section; the placing boxes 502 comprise a plurality of placing boxes which are mutually arranged on two sides of the top of the supporting plate 5012 and the top end of the horizontal bottom plate 5011 in an avoiding manner; the top of the support frame 501 is provided with a chute 5013; one end of the fixture block 504 is mounted and can slide in the sliding groove 5013, and the fixture block spring 505 is mounted between one end of the fixture block 504 and the sliding groove 5013; the other end of the fixture block 504 can be clamped on a boss 202 formed on the top of the storage box 200; the storage tension spring 503 is secured between the horizontal base plate 5011 and the boss 202.

Therefore, when the clamping block is slid, the other end of the clamping block is separated from the boss, and the part above the supporting frame is popped out of the top of the storage box under the action of the storage tension spring; because the placing boxes are mutually avoided, tools can be classified and taken conveniently. Otherwise when not using, press the tensile extension spring of depositing of support frame, the slip fixture block other end and boss joint are accomodate back to the storage incasement with above part of support frame.

Referring to fig. 4 to 6, one end of the latch 504 is vertically disposed to protrude from the top of the slot 5013, the other end thereof is disposed perpendicular to the one end, and the other end thereof is formed in a wedge shape. Therefore, one end of the clamping block can be conveniently slid, and the other end of the clamping block can conveniently extend into or out of the sliding groove.

In the above embodiment, the top of the storage box 200 is hinged and covered with the cover body 600; the cover 600 is made of steel.

In other embodiments of the present invention, the cover 600 is hinged to the top of the storage case 200 at one end and receives the shielding mechanism 700 at the bottom. Prevent that sleet day from getting into and depositing the incasement, avoid the instrument to rust.

Referring to fig. 1 and 7, the guard mechanism 700 includes a guard plate 701 and a ferrule 702; one end of the protection plate 701 is hinged with the other end of the cover body 600; the clamping sleeve 702 is fixed in the middle of the bottom end of the protection plate 701 and can be clamped with one end of the clamping block 504; the bottom end of the cover body 600 is provided with a first groove 601 receiving the shielding plate 701 and a second groove 602 receiving the ferrule 702. The guard plate can rotate to the top of the storage box when in use, the clamping sleeve is clamped at one end of the clamping block to be supported, and when not in use, the clamping sleeve can be stored in the first groove at the bottom of the cover body, so that the structure is compact.

In some embodiments of the present invention, referring to fig. 7, the protection mechanism 700 further includes a magnet 703, the magnet 703 is fixed to the bottom of the other end of the protection plate 701, and the bottom end of the cover 600 is provided with a third groove 603 for receiving and magnetically connecting the magnet 703. Therefore, the protection plate is connected with the cover body in a magnetic mode and is firmly fixed, and the protection plate is integrally formed and prevented from falling off.

The using method of the invention comprises the following steps:

before the device is used, the cover body is opened, tools to be used are placed in the placing boxes on the horizontal bottom plate and the vertical supporting plate of the supporting frame respectively, then the second threads are rotated anticlockwise to take the tools down, the numerical value of the pointer on the graduated scale is determined, and then the cover body is reset.

When the device is used in a clear day, the device is moved to a place to be used by pushing the pull rod, then the first threaded handle corresponding to the uneven position is rotated according to the flatness of the place to be used, when the first threaded handle is rotated, the sliding frame at the corresponding position can continuously slide with the fixed frame, the sliding frame can continuously move downwards, when the universal wheel at the corresponding position is contacted with the ground, the first threaded handle at the corresponding position is stopped to rotate, and finally the universal wheel is locked (which can be realized by the conventional locking device), so that the device is stably placed; then the cover body is opened, then the clamping block is pushed rightwards, at the moment, the clamping block spring is continuously compressed, when the left side of the clamping block is not contacted with the lug boss, under the elastic recovery of the storage tension spring, the support frame can continuously drive the tool in the storage box to slide out of the storage box, when a user finds the tool to be used for use, the tool is taken out for use, the weighing spring can continuously recover the elasticity, when the use of the tool is finished, the tool is reset, then the weighing spring is continuously compressed again, the storage box continuously slides with the fixed rod, the pointer continuously slides with the graduated scale, when the numerical value of the pointer on the graduated scale is the same as the initial value, the second threaded handle is reset, then press the support frame downwards, when the support frame resets, the fixture block is in the same place with the boss card again this moment, resets the lid at last and resets the device to the place of initial placement through the pull rod.

When the device is used in rainy and snowy weather, the device has accomplished steady back of placing, open the lid, promote the fixture block right, the fixture block spring can constantly be compressed this moment, when the left side of fixture block not with the boss contact, under the elasticity of depositing the extension spring resumes, the support frame can constantly drive and place the instrument in the box and from depositing incasement cunning, when the support frame can't continue the roll-off (deposit extension spring complete return), to the left rotation guard plate, make magnet and third recess separation, after accomplishing above operation, the cutting ferrule card that rotates the back guard plate is at the fixture block top, the guard plate can shelter from the protection to the instrument of placing the box inboard this moment, avoided sleet to adhere to and lead to the phenomenon that the instrument appears the corrosion in the instrument outside, after accomplishing above operation, can look for the instrument that needs to use and use.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A tool storage device, comprising:

the base (100), the pull rod (800) is arranged on the base (100);

a storage box (200), wherein an open cavity (101) with an upward opening is formed at the top of the base (100), and the storage box (200) is positioned in the open cavity (101);

and four groups of adjusting mechanisms (300), wherein each group of adjusting mechanism (300) comprises a fixed part and a sliding part, the fixed part is fixed at the bottom of the base (100), and the sliding part can move in the vertical direction relative to the fixed part, so that the base (100) is suitable for placing in different flatness positions.

2. A tool storage device as claimed in claim 1, wherein the fixed part is a fixed mount (301) and the sliding part is a sliding mount (302); the bottom of the fixed frame (301) forms a sliding groove, and the top of the fixed frame is provided with a first threaded hole; a first threaded handle (303) is fixedly connected to the top of the sliding frame (302), the first threaded handle (303) is matched with the first threaded hole, and the sliding frame (302) can slide on the sliding groove; the bottom of the sliding frame (302) is connected with a universal wheel (304).

3. A tool storage device as claimed in claim 1, further comprising a weighing mechanism (400), the weighing mechanism (400) comprising two or more sets of fixed posts (401), two or more sets of weighing springs (402), a pointer (403) and a scale (404); one end of each group of fixing columns (401) extends out of the bottom of the open cavity (101) along the vertical direction and then is fixed through a first nut (406); the two ends of the top of the open cavity (101) are hinged with baffle plates (102), the baffle plates (102) are provided with connecting threaded holes for connecting the other ends of the fixing columns (401), the other end of each group of fixing columns (401) extends out of the open cavity (101) through the bottom plate (201) at the bottom of the storage box (200) and the baffle plates (102), and the pointer (403) is vertically fixed with the end part of the other end of any group of fixing columns (401); the graduated scale (404) is fixed on the side wall of the storage box (200) and can slide relative to the pointer (403); each group of weighing springs (402) is a compression spring which is arranged between the bottom of the open cavity (101) and the bottom of the bottom plate (201) to support the storage box (200).

4. A tool storage device as claimed in claim 3, wherein the weighing mechanism (400) further comprises a second threaded handle (405), the second threaded handle (405) having a threaded section at the bottom and a polished section at the top; the baffle plate (102) and the bottom plate (201) are connected in a threaded mode through the second threaded handle (405), and a second nut (407) connected with the second threaded handle (405) is fixed to the bottom of the bottom plate (201).

5. A tool storage device according to claim 3, wherein a tool storage mechanism (500) is provided in the storage box (200), the tool storage mechanism (500) comprising: the device comprises a support frame (501), a placing box (502), a storage tension spring (503), a fixture block (504) and a fixture block spring (505); the support frame (501) comprises a horizontal bottom plate (5011) and a vertical support plate (5012); the horizontal bottom plate (5011) and the vertical supporting plate (5012) form a structure with an inverted T-shaped cross section; the placing boxes (502) comprise a plurality of placing boxes which are mutually arranged on two sides of the top of the supporting plate (5012) and the top end of the horizontal bottom plate (5011) in an avoiding manner; the top of the support frame (501) is provided with a sliding chute (5013); one end of the clamping block (504) is installed and can slide in the sliding groove (5013), and the clamping block spring (505) is installed between one end of the clamping block (504) and the sliding groove (5013); the other end of the clamping block (504) can be clamped at a boss (202) formed at the top of the storage box (200); the storage tension spring (503) is fixed between the horizontal bottom plate (5011) and the boss (202).

6. A tool storage device as claimed in claim 5, wherein the block (504) is arranged with one end protruding from the top of the slot (5013) and the other end perpendicular to the one end and the other end of the block is wedge-shaped.

7. A tool storage device as claimed in claim 5, wherein the storage compartment (200) is hinged at the top and covered with a cover (600); the cover body (600) is made of steel.

8. A tool storage unit as claimed in claim 7, wherein the cover (600) is hinged at one end to the top of the storage compartment (200) and receives the guard mechanism (700) at its bottom.

9. A tool storage device as claimed in claim 8, wherein the guard mechanism (700) comprises a guard plate (701) and a ferrule (702); one end of the protection plate (701) is hinged with the other end of the cover body (600); the clamping sleeve (702) is fixed in the middle of the bottom end of the protection plate (701) and can be clamped with one end of the clamping block (504); the bottom end of the cover body (600) is provided with a first groove (601) for containing the protection plate (701) and a second groove (602) for containing the clamping sleeve (702).

10. A tool storage device as claimed in claim 9, wherein the protection mechanism (700) further comprises a magnet (703), the magnet (703) is fixed to the bottom of the other end of the protection plate (701), and the bottom end of the cover body (600) is provided with a third groove (603) for receiving and magnetically connecting the magnet (703).