CN114033274B

CN114033274B - Engineering cost evaluation list and drawing anti-theft storage device thereof

Info

Publication number: CN114033274B
Application number: CN202111418760.0A
Authority: CN
Inventors: 丁浙鸣
Original assignee: Zhejiang Zhicheng Engineering Consulting Co ltd
Current assignee: Zhejiang Zhicheng Engineering Consulting Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2023-08-11
Anticipated expiration: 2041-11-26
Also published as: CN114033274A

Abstract

The invention provides an engineering cost evaluation sheet and a drawing anti-theft storage device thereof, which relate to the field of engineering cost and comprise a box body, a cover plate, two lock plates and two push rods, wherein the cover plate is hinged on the box body, a lock ring is arranged in the box body, a lock hook is arranged on the cover plate, the lock hook corresponds to the lock ring, the two lock plates are respectively positioned on the upper side and the lower side of the lock ring and are horizontally and slidably connected with the box body, the cover plate is provided with two lock holes, a lock tongue which is horizontally and slidably connected with the cover plate is arranged in the lock hole, a first spring is arranged between the lock tongue and the cover plate, the lock plates are concave, a blocking plate and a clamping plate are arranged in the box body, clamping grooves I are respectively formed in the upper side and the lower side of the clamping plate, one end of the push rod is connected with the lock plate, a second spring is arranged between the lock plate and the box body, and a pushing mechanism is arranged on the lock ring. The invention realizes secondary locking of the cover plate when the cover plate is pried by lawless persons, and greatly improves the anti-theft performance of the storage device.

Description

Engineering cost evaluation list and drawing anti-theft storage device thereof

Technical Field

The invention relates to the technical field of engineering cost, in particular to an engineering cost evaluation list and a drawing anti-theft storage device thereof.

Background

Engineering cost refers to the total cost of doing a certain engineering construction. The construction cost is a generalized concept, and the construction cost has different meanings in different occasions. The construction cost is different from the research object, and the construction cost is single engineering cost, unit engineering cost, construction installation engineering cost and the like. The files and drawings related to the construction cost are often important, and the files and drawings are related to the comprehensive evaluation of a company on a project, and are the most critical technical chips for the company in bidding, so that any company pays attention to the files related to the construction cost, and places the files in a safe box so as to prevent the files from being stolen by others. The safe in the market at present is usually theft-proof through complicated password and lock core, but if illegal people tilt the box door forcedly, the data in the safe can still be obtained, so the safe at present does not have the function of secondary locking, and the safe provides a multiplicative machine for some illegal people.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides an engineering cost evaluation list and a drawing anti-theft storage device thereof, and solves the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an engineering cost evaluation list and drawing theftproof storage device thereof, includes box and apron, the apron articulates on the box, be provided with the catch in the box, be provided with the latch hook on the apron, the latch hook corresponds each other with the catch, still includes two latch plates and two push rods, two the latch plates are located the upper and lower both sides of catch respectively, and with box horizontal sliding connection, two lockholes have been seted up on the apron, the lockhole is located the upper and lower both sides of latch hook to correspond each other with the latch plates, be provided with the spring tongue with apron horizontal sliding connection in the lockhole, be provided with spring one between spring tongue and the apron, the latch plates is the spill, be provided with barrier plate and cardboard in the box, barrier plate is located the latch plate, draw-in groove one has been seted up respectively to the upper and lower both sides of cardboard, the one end of push rod links to each other with the latch plate, be provided with spring two between latch plate and the box, be provided with pushing mechanism on the apron for when the apron is moved by the prize the push rod, the push rod makes the cardboard break away from.

Preferably, the pushing mechanism comprises a connecting rod, a pushing block and a breaking rod, one end of the connecting rod is connected with the locking ring, the other end of the connecting rod is connected with one end of the breaking rod, the other end of the breaking rod is connected with the box body, the connecting rod penetrates through the clamping plate, the pushing block is arranged on the connecting rod and located at the rear of the clamping plate, the size of the pushing block corresponds to that of the clamping groove I, the diameter of the breaking rod is smaller than the diameter of the connecting rod ruler, and the rigidity of the breaking rod is also weaker than that of the connecting rod.

Preferably, the push rod is clamped into one end of the clamping groove in a trapezoid shape with a large front part and a small back part.

Preferably, be provided with ink jet mechanism in the box for when the apron is prized, carry out the ink jet to the file in the box, ink jet mechanism includes spiral, rotor plate and sprays the case, the spiral sets up on the box, the rotor plate sets up the bottom of spiral and links to each other with the spiral, spray the case setting in the bottom of rotor plate, be provided with chucking mechanism on the box for fixed rotor plate, chucking mechanism links to each other with the jam plate for when the baffle fracture, the jam plate continues to the box when moving, triggers chucking mechanism for the rotor plate rotates under the spiral effect, it is provided with separating mechanism in the case to spray for divide into ink storage area and ink jet area with spraying the case, a plurality of leak hole has been seted up to the bottom of spraying the case.

Preferably, the clamping mechanism comprises a clamping column and a rope, a second clamping groove is formed in the rotating plate, the clamping column is arranged in the box body and is horizontally and slidably connected with the box body, the clamping column is connected with the box body through a third spring, the clamping column corresponds to the second clamping groove, a cavity is formed in the box body, one end of the rope is connected with the clamping column, and the other end of the rope is connected with the locking plate through the cavity.

Preferably, the separation mechanism comprises a baffle ring, a rotating ring and a plurality of baffles, wherein the baffle ring is arranged in the spraying box, the rotating ring is pivoted in the spraying box and positioned above the baffle ring, the plurality of baffles are positioned between the baffle ring and the rotating ring, one end of each baffle is hinged on the baffle ring, the other end of each baffle is hinged on the rotating ring, when the rotating ring does not rotate, the plurality of baffles block the opening of the baffle ring, and a trigger assembly is arranged in the rotating ring and used for triggering the rotating ring to rotate when the spraying box rotates.

Preferably, the trigger assembly comprises a poking rod and an iron ball, a pushing plate is arranged in the rotating ring, a groove is formed in the rotating ring, the iron ball is placed in the groove, the pushing plate is located on one side of the groove, the middle of the poking rod is hinged to the spraying box, one end of the poking rod, located on the rotating ring, corresponds to the iron ball, a fan blade is arranged at one end, located outside the spraying box, of the poking rod, and a spring IV is arranged between the poking rod and the spraying box.

Preferably, the box body is internally provided with a placing plate which is in sliding fit with the length direction of the box body, and the placing plate is provided with a plurality of partition plates along the length direction of the placing plate.

Preferably, the rear side of the placing plate is provided with a magnet, and the rear side in the box body is provided with an electromagnet.

(III) beneficial effects

The invention provides a project cost evaluation list and a drawing anti-theft storage device thereof. The beneficial effects are as follows:

1. this engineering cost evaluation list and drawing theftproof storage device thereof, when normally locking, the jam plate corresponds each other with the lockhole, has set up pushing mechanism simultaneously on the catch, when lawless persons prizes the apron, triggers pushing mechanism through the catch to through pushing mechanism, make the push rod drop the cardboard, thereby in the spring-effect down the jam plate bullet goes into the lockhole, make barrier plate and spring bolt be located the jam plate, thereby make the apron carry out secondary locking through the jam plate, further prevent lawless persons from stealing wherein file.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of another side of the present invention;

FIG. 3 is a schematic view of the structure of the inside of the case when the cover plate is locked;

FIG. 4 is a schematic view of another side of the case when the cover plate is locked;

FIG. 5 is a schematic view of an ink jet mechanism according to the present invention;

FIG. 6 is a schematic view of the structure of the interior of the spray tank of the present invention;

FIG. 7 is a schematic view of the structure of the inside of the rotary ring according to the present invention;

FIG. 8 is an enlarged view of a portion of the project cost evaluation sheet of FIG. 7 and a drawing of the sheet at the theft-proof storage device;

FIG. 9 is a schematic view of the internal structure of the rotary ring according to the present invention with iron balls removed;

fig. 10 is a schematic view of the internal structure of the locking bolt in the present invention.

In the figure: 1. a case; 2. a cover plate; 3. a lock hole; 31. a bolt; 32. a first spring; 4. a latch hook; 5. a locking ring; 6. placing a plate; 61. a partition plate; 62. a magnet; 63. an electromagnet; 8. an ink jet mechanism; 81. a scroll; 82. a rotating plate; 83. a spray box; 84. a clamping groove II; 85. a clamping column; 86. a third spring; 87. a rope; 88. a toggle rod; 89. a leak hole; 80. a baffle ring; 91. a baffle; 92. a rotating ring; 921. a pushing plate; 922. iron balls; 923. a groove; 93. a spring IV; 9. a lock plate; 10. a connecting rod; 11. breaking the rod; 12. a pushing block; 13. a clamping plate; 131. a clamping groove I; 14. a second spring; 15. a push rod; 16. and a blocking plate.

Detailed Description

The embodiment of the invention provides an engineering cost evaluation list and a drawing anti-theft storage device thereof, which are shown in figures 1-10, and comprise a box body 1, a cover plate 2, two lock plates 9 and two push rods 15, wherein the cover plate 2 is hinged on the box body 1, a lock ring 5 is arranged in the box body 1, a lock hook 4 is arranged on the cover plate 2, the lock hook 4 corresponds to the lock ring 5, the lock hook 4 is matched with a lock cylinder on the cover plate 2, so that the lock hook 4 turns downwards, and is hooked into the lock ring 5, the cover plate 2 is fixed on the box body 1, and the opening of the box body 1 can be closed to prevent other people from stealing files in the box body 1. Since the lock cylinder drives the lock hook 4 to rotate, which is already a prior art, it is widely used and is not the focus of the present application, and therefore, it is not described in detail here. The other two lock plates 9 are arranged on the box body 1 and are respectively positioned on the upper side and the lower side of the lock ring 5, and meanwhile, the lock plates 9 are horizontally and slidably connected with the box body 1, so that the lock plates 9 can slide out of the box body 1. In order to mutually cooperate with the locking plate 9, two locking holes 3 are formed in the cover plate 2, the locking holes 3 are located on the upper side and the lower side of the locking hook 4 and correspond to the locking plate 9, a second spring 14 is arranged between the locking plate 9 and the box body 1, the locking plate 9 is enabled to pop out of the box body 1 through the elastic force of the second spring 14, and when the cover plate 2 is closed, the locking plate 9 can pop into the locking holes 3. The lock tongue 31 which is horizontally and slidably connected with the cover plate 2 is arranged in the lock hole 3, meanwhile, the first spring 32 is arranged between the lock tongue 31 and the cover plate 2, the lock tongue 31 is positioned in the lock hole 3 through the elastic force of the first spring 32, one surface of the lock tongue 31, which is close to the box body 1, is arc-shaped, and the lock tongue 31 is conveniently retracted into the cover plate 2 through thrust. As shown in fig. 4, since the lock plate 9 needs to be clamped into the lock tongue 31, the lock plate 9 is designed to be concave, and meanwhile, a blocking plate 16 and a clamping plate 13 are arranged in the box 1, wherein the blocking plate 16 is positioned in the lock plate 9, when the lock plate 9 is outwards ejected under the action of the second spring 14, after the lock plate 9 pushes the lock tongue 31 into the cover plate 2, the lock tongue 31 is ejected through the first spring 32, so that the lock tongue 31 and the blocking plate 16 are clamped between the protrusions on two sides of the lock plate 9, and the cover plate 2 is secondarily fixed on the box 1 by the lock plate 9.

As shown in fig. 3, a first clamping groove 131 is formed on the upper side and the lower side of the clamping plate 13, one end of the push rod 15 is connected with the locking plate 9, the other end of the push rod is clamped into the first clamping groove 131, and the rear part of the push rod 15 clamped into one end of the first clamping groove 131 is positioned behind the clamping plate 13, so that the locking plate 9 is fixed in the box body 1 through the push rod 15. In order to enable the lock plate 9 to enter the lock hole 3 when an lawbreaker prizes the cover plate 2, a pushing mechanism is arranged on the lock ring 5, the pushing mechanism is used for triggering the pushing mechanism through the lock ring 5 when the lawbreaker prizes the cover plate 2, the push rod 15 can be separated from the first clamping groove 131 on the clamping plate 13 through the pushing mechanism, so that the lock plate 9 is sprung into the lock hole 3 under the action of the second spring 14, the lock tongue 31 and the blocking plate 16 are positioned between the bulges on the two sides of the lock plate 9, and the cover plate 2 can be secondarily fixed on the box body 1 through the lock plate 9 when the lawbreaker prizes.

As shown in fig. 3, the pushing mechanism includes a connecting rod 10, a pushing block 12 and a breaking rod 11, wherein one end of the connecting rod 10 is connected with the locking ring 5, the other end is connected with one end of the breaking rod 11, and the other end of the breaking rod 11 is connected with the box 1, meanwhile, the diameter of the breaking rod 11 is smaller than that of the connecting rod 10 and the rigidity is weaker than that of the connecting rod 10, if the connecting rod 10 is made of a rigid material, the breaking rod 11 is made of a plastic material, so that when a lawbreaker prizes the cover plate 2, the breaking rod 11 breaks before the connecting rod 10. Meanwhile, the connecting rod 10 passes through the clamping plate 13, so that the connecting rod 10 slides on the clamping plate 13, the push block 12 is arranged on the connecting rod 10 and positioned behind the clamping plate 13, and the size of the push block 12 corresponds to that of the clamping groove I131, so that when the push block 12 moves towards the clamping plate 13, the push block 12 is contacted with the rear part of the push rod 15, and the push rod 15 is pushed to push forwards, so that the push rod 15 falls off the clamping plate 13. In order to facilitate the disengagement of the push rod 15 from the first clamping groove 131, the end of the push rod 15 clamped into the first clamping groove 131 is in a trapezoid shape with a large front and a small rear, so that the push rod 15 can be disengaged from the first clamping groove 131 only by disengaging the front part of the push rod 15 clamped into the first clamping groove 131 from the first clamping groove 131.

As shown in fig. 3 and 4, when the cover plate 2 is pried by an lawbreaker, the breaking rod 11 breaks before the connecting rod 10, and simultaneously under the re-prizing of the lawbreaker, the lock ring 5 drives the connecting rod 10 to move forward, so as to drive the push block 12 on the connecting rod 10 to move towards the clamping plate 13, so that the push block 12 contacts with the rear part of the push rod 15, and pushes the push rod 15 to move forward, so that the push rod 15 is separated from the clamping groove from the front part of the clamping plate 13, the lock plate 9 pops out of the box 1 under the action of the spring two 14 and enters the lock hole 3, so that the lock tongue 31 and the blocking plate 16 are positioned between the protrusions on two sides of the lock plate 9, and the cover plate 2 is fixed on the box 1 again through the lock plate 9.

In many cases, lawless persons steal the case when no person is available, which results in that after a certain time of damage to the case, the cover plate 2 and the case 1 can still be separated, so that the document in the case 1 is stolen, and the data lock on the document is leaked. In order to solve the problem, an ink-jet mechanism 8 is arranged in the box body 1, when the cover plate 2 is pried open, the ink-jet mechanism 8 jets ink in the box body 1, so that the document is stuck with ink, and an lawless person cannot see the written characters on the document. As shown in fig. 5, the ink jet mechanism 8 includes a scroll 81, a rotating plate 82, and a spray box 83, the scroll 81 is provided on the box 1, and the rotating plate 82 is provided at the bottom of the scroll 81 and connected to the scroll 81, so that the rotating plate 82 can be driven to rotate when the scroll 81 is released. Meanwhile, a spray box 83 is provided at the bottom of the rotating plate 82 and connected to the rotating plate 82 so that the spray box 83 can be rotated together when the rotating plate 82 rotates. Since the scroll 81 is initially in the tightened state, in order to prevent the rotation plate 82 from rotating when it is not stolen, a clamping mechanism for fixing the rotation plate 82 is provided to the casing 1 to pollute the document in the casing 1. Simultaneously the chucking mechanism links to each other with locking plate 9, when the lawless persons pried apron 2, had made locking plate 9 get into in the lockhole 3, still continued to pring apron 2 for the barrier plate 16 that is arranged in locking plate 9 breaks, locking plate 9 pops out to box 1 once more, thereby triggers the chucking mechanism, makes chucking mechanism loosen rotor plate 82, makes rotor plate 82 rotate under the effect of spiral 81, thereby spill the ink in the spray tank 83. A partition mechanism is provided in the spray tank 83, and the spray tank 83 is divided into an upper portion and a lower portion by the partition mechanism, wherein the upper portion is an ink storage area, and the lower portion is an ink ejection area. A plurality of weep holes 89 are formed in the bottom of the spraying box 83, and ink in the ink-jet area is sprayed into the box body 1 through the weep holes 89.

As shown in fig. 4 and 5, the clamping mechanism includes a clamping column 85 and a rope 87, a second clamping groove 84 is formed in the rotating plate 82, meanwhile, the clamping column 85 is arranged in the box 1 and is horizontally and slidably connected with the box 1, the clamping column 85 corresponds to the second clamping groove 84, the clamping column 85 is connected with the box 1 through a third spring 86, and the clamping column 85 moves towards the rotating plate 82 and is clamped into the clamping groove through the elastic force of the third spring 86. Meanwhile, a cavity is formed in the box body 1, one end of the rope 87 is connected with the clamping column 85, and the other end of the rope is connected with a locking plate 9 through the cavity. Therefore, when the locking plate 9 is already located in the locking hole 3, the cover plate 2 is still pried again by an lawbreaker, the blocking plate 16 in the locking plate 9 is damaged, so that the locking plate 9 moves outside the box 1 again under the action of the second spring 14, and the clamping post 85 is pulled to be separated from the second clamping groove 84, so that the rotating plate 82 rotates under the action of the spiral coil 81.

As shown in fig. 6, the partition mechanism includes a baffle ring 80, a rotating ring 92, and a plurality of baffles 91, wherein the baffle ring 80 is disposed in the spray box 83 and connected to the spray box 83, and the rotating ring 92 is pivoted in the spray box 83 and above the baffle ring 80. The plurality of baffles 91 are disposed between the baffle ring 80 and the rotating ring 92, wherein one section of the baffles 91 is hinged to the baffle ring 80, and the other section is hinged to the rotating ring 92, so that the plurality of baffles 91 can be driven to rotate when the rotating plate 82 rotates. When the rotary ring 92 is not rotated, the openings of the number of shutters 91 of the ring 80 are blocked, so that the spray tank 83 is divided into an ink storage area and an ink ejection area by the number of shutters 91.

In order to rotate the rotary ring 92, the rotary ring 92 is concave, and a trigger assembly is disposed in the rotary ring 92, and the trigger mechanism is triggered when the spray tank 83 rotates, so as to drive the rotary ring 92 to rotate, and open the opening of the baffle ring 80, so that ink in the upper ink storage area flows into the lower ink ejection area. As shown in fig. 7, 8 and 9, the trigger assembly includes a toggle rod 88 and an iron ball 922, a push plate 921 is disposed in the rotary ring 92, a groove 923 is formed in the rotary ring 92, the iron ball 922 is placed in the groove 923, the iron ball 922 is prevented from sliding randomly in the rotary ring 92, and meanwhile, the iron ball 922 is pushed to be located on one anticlockwise side of the groove 923. In addition, the middle part of the poking rod 88 is hinged on the spraying box 83, one end of the poking rod 88 penetrates through the spraying box 83, is located in the rotating ring 92 and is located on one clockwise side of the iron ball 922 and corresponds to the iron ball 922, one end of the poking rod 88 located outside the spraying box 83 is provided with a fan blade, meanwhile, a spring four 93 is arranged between the poking rod 88 and the spraying box 83, and one end of the poking rod 88 located in the rotating ring 92 is close to the spraying box 83 through the elastic force of the spring four 93.

When the locking plate 9 is already positioned in the lock hole 3, the cover plate 2 is still pried again by an illegal person, so that the blocking plate 16 is broken, the locking plate 9 is ejected out of the box body 1 again, and when the locking plate 9 is ejected out of the box body 1, the clamping column 85 is pulled by the rope 87 to be separated from the clamping groove two 84. When the clamping post 85 is separated from the clamping groove two 84, the rotating plate 82 rapidly rotates clockwise under the action of the scroll 81, the poking rod 88 rotates under the rotation of the spraying box 83 due to the action of air flow, the poking rod 88 positioned at one end in the rotating ring 92 is close to the iron ball 922, the iron ball 922 is knocked away from the groove 923 and moves towards the pushing plate 921, so that the iron ball 922 collides with the pushing plate 921, the rotating plate 82 rotates anticlockwise by a certain angle under the action of the impact of the iron ball 922, the plurality of baffles 91 rotate, the opening of the baffle ring 80 is opened, so that the ink in the upper ink storage area flows into the lower ink spraying area, and meanwhile, the spraying box 83 rotates at a high speed, so that the ink in the ink spraying area is sprayed to the periphery in the box 1, the ink is ensured to be sprayed on the files in the box 1, and the destruction of the files can be completed.

In order to facilitate users to store files in the box body 1, as shown in fig. 1 and 2, a storage plate 6 is slidably arranged in the box body 1 along the length direction of the box body 1, and a plurality of partition plates 61 are arranged on the storage plate 6 along the length direction of the storage plate 6, so that the users can conveniently search files by placing files between adjacent partition plates 61, namely, classifying the files. Meanwhile, the magnet 62 is arranged on the rear side of the placing plate 6, the electromagnet 63 is arranged on the rear side in the box body 1, the electromagnet 63 is connected with an external controller and a power supply, when the electromagnet 63 is normally opened and the magnetism of the electromagnet 62 is the same, the placing plate 6 is pushed out of the box body 1, and when the box body is closed, the magnetism of the electromagnet 63 is opposite to that of the magnet 62, the placing plate 6 is sucked back into the box body 1, so that a user can conveniently find data.

Working principle: when the engineering cost evaluation sheet and the drawing anti-theft storage device thereof are used, when a user closes the cover plate 2 to enable the lock hook 4 to be buckled in the lock ring 5, as shown in fig. 3, when an lawless person prizes the cover plate 2, the breaking rod 11 breaks before the connecting rod 10, so that the connecting rod 10 slides on the clamping plate 13. The lawless persons pry the cover plate 2 again, so that the lock ring 5 and the connecting rod 10 are driven to move forwards, the push block 12 on the connecting rod 10 is impacted to the rear part of the push rod 15 clamped in the clamping groove I131, and the front part of the push rod 15 is separated from the clamping groove. When the second spring 14 is used, the lock plate 9 is sprung out of the box body 1 and enters the lock hole 3, the lock tongue 31 in the lock hole 3 is pushed into the cover plate 2, and the lock tongue 31 and the blocking plate 16 are sprung out again under the action of the first spring 32, so that the lock tongue 31 and the blocking plate 16 are positioned in the lock plate 9, the cover plate 2 is locked secondarily, and the anti-theft effect of the storage device is greatly improved.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an engineering cost evaluation list and drawing theftproof storage device thereof, includes box (1) and apron (2), apron (2) articulates on box (1), be provided with catch (5) in box (1), be provided with latch hook (4) on apron (2), latch hook (4) correspond with catch (5) each other, its characterized in that: the novel lock comprises a lock ring (5), a cover plate (2) and two lock plates (9) and two push rods (15), wherein the two lock plates (9) are respectively positioned on the upper side and the lower side of the lock ring (5) and are horizontally and slidably connected with the box body (9), two lock holes (3) are respectively formed in the upper side and the lower side of the cover plate (2), the lock holes (3) are positioned on the upper side and the lower side of the lock hook (4) and correspond to the lock plates (9) mutually, a lock tongue (31) which is horizontally and slidably connected with the cover plate (2) is arranged in the lock holes (3), a first spring (32) is arranged between the lock tongue (31) and the cover plate (2), the lock plates (9) are concave, a baffle plate (16) and a baffle plate (13) are arranged in the box body (1), the upper side and the lower side of the baffle plate (13) are respectively provided with a first clamping groove (131), one end of the push rod (15) is connected with the lock plates (9), the other end of the push rod is clamped into the first clamping groove (131), a second blocking mechanism (14) is arranged between the lock plates (9) and the box body (1) and the push rod (15) and the push rod (12) is separated from the baffle plate (11) when the push rod (12) is pushed by the push rod (15), one end of connecting rod (10) links to each other with catch (5), and the other end links to each other with the one end of fracture pole (11), and the other end of fracture pole (11) links to each other with box (1), connecting rod (10) pass cardboard (13), ejector pad (12) set up on connecting rod (10) and are located the rear of cardboard (13), ejector pad (12) size corresponds with draw-in groove one (131) each other, the diameter of fracture pole (11) is less than connecting rod (10) chi diameter, and rigidity is also less than connecting rod (10).

2. The construction cost evaluation list and drawing anti-theft storage device thereof according to claim 1, wherein: the push rod (15) is clamped into one end of the clamping groove I (131) and is in a trapezoid shape with a large front part and a small rear part.

3. The construction cost evaluation list and drawing anti-theft storage device thereof according to claim 1, wherein: the utility model provides a be provided with ink jet mechanism (8) in box (1) for when apron (2) are prized, carry out the ink jet to the file in box (1), ink jet mechanism (8) are including spiral (81), rotor plate (82) and spray case (83), spiral (81) set up on box (1), rotor plate (82) set up the bottom of spiral (81) and link to each other with spiral (81), spray case (83) set up in the bottom of rotor plate (82), be provided with chucking mechanism on box (1) for fixed rotor plate (82), chucking mechanism links to each other with locking plate (9), is used for when baffle (16) fracture, when locking plate (9) continue to the outer motion of box (1), triggers chucking mechanism for rotor plate (82) rotate under spiral (81) effect, be provided with separating mechanism in spray case (83) for divide into ink storage area and ink jet area with spray case (83), a plurality of drain holes (89) are seted up to bottom.

4. A construction cost evaluation sheet and drawing anti-theft storage device thereof according to claim 3, wherein: clamping mechanism includes draw-in column (85) and rope (87), draw-in groove second (84) have been seted up on rotor plate (82), draw-in column (85) set up in box (1) to with box (1) horizontal sliding connection, link to each other through spring third (86) between draw-in column (85) and box (1), draw-in column (85) and draw-in groove second (84) correspond each other, be provided with the cavity in box (1), the one end of rope (87) links to each other with draw-in column (85), and the other end passes through the cavity and links to each other with locking plate (9).

5. A construction cost evaluation sheet and drawing anti-theft storage device thereof according to claim 3, wherein: the separation mechanism comprises a baffle ring (80), a rotating ring (92) and a plurality of baffles (91), wherein the baffle ring (80) is arranged in a spraying box (83), the rotating ring (92) is pivoted in the spraying box (83) and located above the baffle ring (80), the baffles (91) are located between the baffle ring (80) and the rotating ring (92), one end of each baffle (91) is hinged to the baffle ring (80), the other end of each baffle (91) is hinged to the rotating ring (92), when the rotating ring (92) does not rotate, the baffles (91) block the opening of the baffle ring (80), and a trigger assembly is arranged in the rotating ring (92) and used for triggering the rotating ring (92) to rotate when the spraying box (83) rotates.

6. The construction cost evaluation list and drawing anti-theft storage device thereof according to claim 5, wherein: the trigger assembly comprises a poking rod (88) and an iron ball (922), a pushing plate (921) is arranged in the rotating ring (92), a groove (923) is formed in the rotating ring (92), the iron ball (922) is placed in the groove (923), the pushing plate (921) is located on one side of the groove (923), the middle of the poking rod (88) is hinged to the spraying box (83), one end of the poking rod (88) located on the rotating ring (92) corresponds to the iron ball (922), a fan blade is arranged at one end of the rotating ring (92) located outside the spraying box (83), and a spring four (93) is arranged between the poking rod (88) and the spraying box (83).

7. The construction cost evaluation list and drawing anti-theft storage device thereof according to claim 1, wherein: the novel box is characterized in that a placing plate (6) is slidably and adaptively arranged in the box body (1) along the length direction of the box body (1), and a plurality of partition plates (61) along the length direction of the placing plate (6) are arranged on the placing plate (6).

8. The construction cost evaluation list and drawing anti-theft storage device thereof according to claim 7, wherein: the rear side of placing board (6) is provided with magnet (62), rear side is provided with electro-magnet (63) in box (1).