CN218515427U - Construction cost budgets facility case - Google Patents

Abstract

The application relates to a construction cost budget facility box for building engineering, which comprises a box body, a box cover and a drawer, wherein a first installation groove is formed in the upper surface of the box body, a support plate for placing a notebook is arranged in the first installation groove, and a lifting assembly for lifting the support plate is arranged in the first installation groove; the lifting assembly comprises a double-end screw rod, a first sliding block, a guide rod, a second sliding block, a first supporting rod and a second supporting rod; the second mounting groove has been seted up to the box lateral wall, and the battery jar has been seted up to the diapire in the second mounting groove, and the second mounting groove is provided with jointly with the battery jar and is used for driving double-end lead screw pivoted power component. When the engineering cost budget needs to be carried out, a worker opens the box cover, opens the power assembly to drive the lifting assembly to ascend, so that the supporting plate and the notebook computer ascend, the notebook computer is convenient to store and use by the worker, and the engineering cost calculation by the worker is facilitated.

Description

Construction engineering cost budgets facility case

Technical Field

The utility model relates to a building engineering apparatus technical field, in particular to building engineering cost budgets utility box.

Background

The engineering cost refers to the construction price of the engineering, and refers to the total cost sum expected or actually required for completing the construction of one engineering, and the engineering cost is predicted, planned, controlled, accounted, analyzed and evaluated by comprehensively utilizing knowledge and skills in the aspects of management, economics, engineering technology and the like.

The utility model discloses a building engineering cost budgets utility box in chinese utility model patent with publication number CN202386008U, including box and case lid, characterized by is equipped with the computational formula conversion board in the case lid inner face, and the box upper edge is equipped with the pivot, is equipped with the expansion plate in the pivot, and the bottom half is equipped with the drawer.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the construction cost of the construction project is carried out, a notebook computer is needed for calculation, and the construction cost budget facility box can only be convenient for carrying some small tools such as a tool ruler and the like, is inconvenient for placing the notebook computer and is not beneficial for workers to record corresponding calculation data.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a building engineering cost budgets utility box.

The above technical purpose of the present invention can be achieved by the following technical solutions: a construction project cost budget facility box comprises a box body, a box cover and a drawer, wherein the box cover is hinged to the box body, the drawer is installed on the side wall of the box body, a first installation groove is formed in the upper surface of the box body, a supporting plate used for placing a notebook is arranged in the first installation groove, and a lifting assembly used for lifting the supporting plate is installed in the first installation groove;

the lifting assembly comprises a double-end screw rod rotatably connected to the side wall of the first mounting groove, a first sliding block in threaded connection with the double-end screw rod, a guide rod rotatably connected to the side wall of the first mounting groove and parallel to the double-end screw rod, a second sliding block connected with the guide rod in a sliding manner, a first support rod rotatably connected to the first sliding block and a second support rod rotatably connected to the second sliding block;

the double-end lead screw is provided with two sections of threads with equal thread pitches and opposite rotation directions, the first sliding block is provided with two threads which are symmetrically arranged on the two sections of threads of the double-end lead screw, the first supporting rods are provided with two, the two first supporting rods are arranged in a staggered mode and are connected in a rotating mode, and one end, far away from the first sliding block, of each first supporting rod is connected with the bottom of the supporting plate in a rotating mode;

the two second sliding blocks correspond to the first sliding blocks one by one, the two second supporting rods are arranged in a staggered manner and are connected in a rotating manner, and one end, far away from the second sliding blocks, of each second supporting rod is also connected with the bottom of the supporting plate in a rotating manner;

the box lateral wall has been seted up the second mounting groove, the battery jar has been seted up to the diapire in the second mounting groove, the second mounting groove is provided with jointly with the battery jar and is used for driving double-end lead screw pivoted power pack.

By adopting the technical scheme, when engineering cost budget needs to be carried out, a worker opens the box cover, the power assembly is started to drive the double-end lead screw to rotate, and the two first sliders are in threaded connection with two sections of threads on the double-end lead screw, the two first supporting rods are in rotational connection with the two first sliders, the first sliders are in rotational connection with the bottom of the supporting plate through the first supporting rods, so that a good limiting effect is achieved on circumferential rotation of the first sliders, the two first sliders are enabled to move towards the middle of the double-end lead screw and drive the two first supporting rods to ascend in a crossed manner, in the process, the second sliders slide along the guide rods, under the matching effect of the two second supporting rods, the supporting plate and the notebook computer ascend, the notebook computer is convenient to store and use by the worker, and engineering cost calculation by the worker is facilitated.

Furthermore, power component is including being fixed in the motor on the second mounting groove lateral wall, the output shaft of motor run through first mounting groove and second mounting groove lateral wall and with the one end fixed connection of double-end lead screw, power component is still including fixing the battery in the battery jar, the battery is connected with the motor electricity, the control flume has been seted up to the box upper surface, the control flume internal fixation has the controller, the controller is connected with the motor electricity.

Through adopting above-mentioned technical scheme, the battery supplies power to the motor, and when the notebook computer that needs go up and down, the staff only need open the controller for the output shaft of motor drives double-end lead screw and rotates, thereby goes up and down the notebook computer, and the simple operation has improved the efficiency that the staff goes up and down the notebook computer.

Furthermore, an opening expanding groove is formed in the intersection between the groove opening of the second mounting groove and the side wall of the box body, a trapezoidal baffle matched with the opening expanding groove is arranged in the opening expanding groove, one side of the trapezoidal baffle is hinged to the side wall of the box body, and one side, far away from the hinged shaft, of the trapezoidal baffle is fixed to the side wall of the box body through screws.

Through adopting above-mentioned technical scheme, when needs installation motor and battery, extract the screw and can open trapezoidal baffle, install the battery jar with the battery in, install the motor again in the second mounting groove, trapezoidal baffle is transversal personally submits trapezoidally, is favorable to trapezoidal baffle normally to switch.

Furthermore, heat dissipation holes are formed in the surface of the trapezoidal baffle.

Through adopting above-mentioned technical scheme, the louvre provides the radiating effect for motor work, is favorable to the normal operating of motor.

Further, the ladder groove has been seted up to crossing department between first mounting groove lateral wall and the box upper surface, the lateral wall that ladder groove one side was kept away from to first mounting groove articulates there is the apron, the ladder inslot is embedded to be equipped with first magnetic sheet down, it is equipped with first upper magnetic sheet to inlay on the apron, first upper magnetic sheet and first magnetic sheet magnetism inhale mutually.

Through adopting above-mentioned technical scheme, the apron has reduced the probability that notebook computer breaks away from in the first mounting groove, has played the effect of protection notebook computer, and first upper magnetic sheet is inhaled with first lower magnetic sheet magnetism mutually, has reduced the automatic probability of opening of apron. In addition, in the in-service use process, in order to reduce the probability that the notebook computer is rocked in the first mounting groove and is damaged, the sponge layer can be filled in the gap in the first mounting groove, so that the notebook computer is protected.

Further, the U-shaped groove has been seted up to the case lid lower surface, the third mounting groove has been seted up to the lateral wall that U-shaped groove both sides were kept away from each other, the third mounting groove is equipped with two and symmetry setting, the U-shaped inslot be provided with U-shaped groove matched with U-shaped supporting leg, U-shaped supporting leg middle part is run through and is fixed with first pivot, the both ends of first pivot rotate with two third mounting groove inner walls respectively and are connected.

By adopting the technical scheme, when workers carry out project cost budget and open the box cover, the U-shaped supporting legs are rotated to enable the U-shaped supporting legs to be vertical to the box cover, so that the box cover and the box body are kept horizontal, the workers can carry out project cost budget work on the opened box cover, and the effective use area on the budget facility box is increased.

Further, install first torsional spring in the third mounting groove, the one end and the U-shaped supporting leg fixed connection of first torsional spring, the one end and the third mounting groove inner wall fixed connection of U-shaped supporting leg are kept away from to first torsional spring, the standing groove has been seted up on the U-shaped supporting leg lateral wall, the fourth mounting groove has been seted up to the one end that first pivot was kept away from to the standing groove lateral wall, the fourth mounting groove is equipped with two and symmetry setting, install the spacing subassembly that is used for preventing U-shaped supporting leg self-closing in the standing groove.

By adopting the technical scheme, when the project cost budget is needed, a worker opens the limiting assembly to limit the U-shaped supporting leg by the limiting assembly, so that the U-shaped supporting leg is kept in a state of being vertical to the box cover; when the device is not needed to be used, the closing limiting assembly enables the U-shaped supporting leg to be automatically closed under the torsion action of the first torsion spring, so that the device is convenient to carry.

Furthermore, spacing subassembly includes that both ends rotate the second pivot of being connected and fixed cover with two fourth mounting groove inner walls respectively and locate the epaxial sleeve pipe of second pivot, the sleeve pipe is kept away from the one end of second pivot and has been seted up the fifth mounting groove, spacing subassembly is still including fixing the spring of diapire in the fifth mounting groove and keeping away from second pivot one end fixed connection's bracing piece with the spring, the U-shaped groove top seted up with bracing piece matched with spacing groove.

By adopting the technical scheme, when the U-shaped supporting leg needs to be opened for project cost budget, the worker opens the U-shaped supporting leg, then pulls out the sleeve from the fourth mounting groove, and enables the supporting rod to pop out of the fourth mounting groove and to be abutted and matched with the limiting groove under the action of the spring, so that the U-shaped supporting leg is kept in a state of being vertical to the box cover; after the use, in the staff pressed the bracing piece back the lantern ring, impeld the lantern ring in the fourth mounting groove again, the U-shaped supporting leg self-closing under the torsion effect of first torsional spring.

Furthermore, install the second torsional spring in the fourth mounting groove, the one end and the sleeve pipe fixed connection of second torsional spring, sheathed tube one end and fourth mounting groove inner wall fixed connection are kept away from to the second torsional spring.

Through adopting above-mentioned technical scheme, the sleeve pipe keeps the state of opening under the torsion effect of second torsional spring to this is convenient for the staff to open spacing subassembly.

Furthermore, the side wall of the box body is fixedly connected with a handle, a second lower magnetic sheet is embedded on the upper surface of the box body, and a second upper magnetic sheet magnetically attracted with the second lower magnetic sheet is embedded on the upper surface of the box cover.

Through adopting above-mentioned technical scheme, the staff of being convenient for of handle carries the device, has improved the portability of the device. The second upper magnetic sheet on the box cover and the second lower magnetic sheet on the box body are magnetically attracted, so that the stability of the box cover covering the box body is enhanced, the probability of automatic opening of the box cover is reduced, and the notebook computer in the box body is protected.

To sum up, the utility model discloses following beneficial effect has:

1. in the application, when engineering cost budget needs to be calculated, a worker opens a box cover, opens a power assembly to drive a double-end screw rod to rotate, so that the double-end screw rod rotates, and because two first sliding blocks are in threaded connection with two sections of threads on the double-end screw rod, two first supporting rods are in rotational connection with the two first sliding blocks, the first sliding blocks are in rotational connection with the bottom of a supporting plate through the first supporting rods, so that a good limiting effect is achieved on circumferential rotation of the first sliding blocks, the two first sliding blocks move towards the middle of the double-end screw rod and drive the two first supporting rods to ascend in a crossed manner, in the process, the second sliding blocks slide along the guide rods, and under the matching effect of the two second supporting rods, the supporting plate and a notebook computer ascend, so that the worker can conveniently store and use the notebook computer, and the engineering cost calculation of the worker is facilitated;

2. in the application, the storage battery supplies power to the motor, when the notebook computer needs to be lifted, a worker only needs to open the controller, so that the output shaft of the motor drives the double-end screw rod to rotate, the notebook computer is lifted, the operation is convenient and fast, and the efficiency of lifting the notebook computer by the worker is improved;

3. in the application, when the U-shaped supporting leg needs to be opened to carry out project cost budget, a worker opens the U-shaped supporting leg, then pulls out the sleeve from the fourth mounting groove, and enables the supporting rod to pop out of the fourth mounting groove and to be abutted and matched with the limiting groove under the action of the spring, so that the U-shaped supporting leg is kept in a state of being vertical to the box cover; after using, in the staff pressed the bracing piece back the cover pipe, impeld the cover pipe in the fourth mounting groove again, U-shaped supporting leg self-closing under the torsion effect of first torsional spring.

Drawings

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

fig. 2 is a schematic sectional structure diagram of an embodiment of the present invention;

FIG. 3 is a schematic view of an embodiment of the present invention for highlighting the power module;

FIG. 4 is a schematic view of an embodiment of the present invention for highlighting the position limiting assembly;

fig. 5 is a schematic structural view for highlighting a second torsion spring according to an embodiment of the present invention.

In the figure: 1. a box body; 101. a first mounting groove; 102. a drawer slot; 1021. a clamping groove; 103. a second mounting groove; 1031. a battery case; 1032. a flared groove; 104. a control slot; 105. a stepped groove; 1051. a first lower magnetic sheet; 106. a second lower magnetic sheet; 2. a box cover; 201. a U-shaped groove; 2011. a third mounting groove; 2012. a limiting groove; 202. a second upper magnetic sheet; 3. a drawer; 4. a support plate; 5. a lifting assembly; 501. a double-end screw rod; 502. a first slider; 503. a guide bar; 504. a second slider; 505. a first strut; 506. a second support bar; 6. a power assembly; 601. a motor; 602. a battery; 7. a trapezoidal baffle; 701. heat dissipation holes; 8. a cover plate; 801. a first upper magnetic sheet; 9. a U-shaped support leg; 901. a placement groove; 9011. a fourth mounting groove; 10. a first rotating shaft; 11. a first torsion spring; 12. a limiting component; 1201. a second rotating shaft; 1202. a sleeve; 1203. a support bar; 1204. a spring; 13. a second torsion spring; 14. a handle; 15. a threaded rod; 16. rotating the block; 17. a limiting block; 18. and a controller.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those of ordinary skill in the art without any inventive work based on the embodiments in the present application belong to the protection scope of the present application.

As shown in fig. 1-5, the embodiment of the present application discloses a construction cost budget facility box, which comprises a box body 1, a box cover 2, a drawer 3, a support plate 4, a lifting assembly 5 and a power assembly 6. The box body 1 is of a cuboid structure, a first mounting groove 101 is formed in the upper surface of the box body 1, and a drawer 3 groove 102 is formed in the side wall of the box body 1. The case cover 2 is a rectangular plate-shaped structure, and the case cover 2 is hinged on the case body 1. The drawer 3 is arranged in a drawer 3 groove 102 on the side wall of the box body 1, and the drawer 3 is connected with the drawer 3 groove 102 in a sliding way. The support plate 4 is a rectangular plate-shaped structure, and the support plate 4 is disposed in the first mounting groove 101 and is used for placing a notebook.

The lifting assembly 5 is installed in the first installation groove 101 for lifting the support plate 4, and the lifting assembly 5 includes a stud rod 501, a first slider 502, a guide rod 503, a second slider 504, a first support rod 505, and a second support rod 506. The double-end screw rod 501 is of a horizontally arranged round rod-shaped structure, two sections of threads with equal thread pitches and opposite rotation directions are arranged on the double-end screw rod 501, and the double-end screw rod 501 is rotatably connected to the side wall of the first mounting groove 101. The first sliding blocks 502 are rectangular block-shaped structures, two first sliding blocks 502 are arranged and are in threaded connection with the double-end lead screw 501, and the two first sliding blocks 502 are symmetrically arranged on two sections of threads of the double-end lead screw 501. The guide rod 503 is a horizontally arranged round rod-shaped structure, the guide rod 503 is rotatably connected to the side wall of the first mounting groove 101, and the guide rod 503 is arranged in parallel with the stud rod 501. The second sliding blocks 504 are rectangular block-shaped structures, two second sliding blocks 504 are arranged and are connected with the guide rods 503 in a sliding mode, and the positions of the second sliding blocks 504 correspond to the positions of the first sliding blocks 502 one by one. The first supporting rod 505 is a rod-shaped structure, the first supporting rod 505 is rotatably connected to the first sliding block 502, two first supporting rods 505 are provided, the two first supporting rods 505 are alternately arranged and rotatably connected, and one end of each first supporting rod 505, which is far away from the first sliding block 502, is rotatably connected to the bottom of the supporting plate 4. The second supporting rods 506 are rod-shaped structures, the second supporting rods 506 are rotatably connected to the second sliding blocks 504, two second supporting rods 506 are arranged, the two second supporting rods 506 are arranged in a staggered mode and rotatably connected, and one ends, far away from the second sliding blocks 504, of the second supporting rods 506 are also rotatably connected with the bottoms of the supporting plates 4.

The second mounting groove 103 has been seted up to box 1 lateral wall, and battery jar 1031 has been seted up to the bottom wall in the second mounting groove 103, and rotating assembly installs in second mounting groove 103 and battery jar 1031 for drive stud 501 rotates, and power component 6 includes motor 601 and battery 602. Motor 601 fixed connection is on second mounting groove 103 lateral wall, and the output shaft level of motor 601 extends to first mounting groove 101 one side, and motor 601 output shaft runs through first mounting groove 101 and second mounting groove 103 lateral wall and is fixed with stud 501. The secondary battery 602 is fixed in the battery case 1031, and the secondary battery 602 is electrically connected to the motor 601. The upper surface of the box body 1 is provided with a control groove 104, a controller 18 is fixed in the control groove 104, and the controller 18 is electrically connected with the motor 601.

When the engineering cost budget needs to be calculated, a worker opens the box cover 2 and opens the controller 18, so that the output shaft of the motor 601 drives the double-end lead screw 501 to rotate, the two first sliders 502 are in threaded connection with the two threads on the double-end lead screw 501, the two first support rods 505 are in rotational connection with the two first sliders 502, the first sliders 502 are in rotational connection with the bottom of the support plate 4 through the first support rods 505, and therefore the circumferential rotation of the first sliders 502 is well limited, the two first sliders 502 move towards the middle of the double-end lead screw 501 and drive the two first support rods 505 to ascend in a crossed mode, in the process, the second sliders 504 slide along the guide rods 503, and under the matching effect of the two second support rods 506, the support plate 4 and a notebook computer ascend, the notebook computer is convenient to be stored and used by the worker, and the engineering cost calculation by the worker is facilitated.

In order to facilitate the installation of the motor 601 and the storage battery 602, a flaring groove 1032 is formed in the intersection between the notch of the second installation groove 103 and the side wall of the box body 1, a trapezoidal baffle 7 matched with the flaring groove 1032 is arranged in the flaring groove 1032, one side of the trapezoidal baffle 7 is hinged with the side wall of the box body 1, one side of the trapezoidal baffle 7 far away from the hinge shaft is fixed with the side wall of the box body 1 through screws, when the motor 601 and the storage battery 602 are required to be installed, the trapezoidal baffle 7 can be opened by pulling out the screws, the storage battery 602 is installed in the battery groove 1031, the motor 601 is installed in the second installation groove 103, the cross section of the trapezoidal baffle 7 is trapezoidal, and the trapezoidal baffle 7 can be normally opened and closed.

In order to reduce the probability of overheating of the motor 601 in operation, the heat dissipation holes 701 are formed in the surface of the trapezoidal baffle 7, and the heat dissipation holes 701 provide a heat dissipation effect for the motor 601 to work, so that the normal operation of the motor 601 is facilitated.

In order to reduce the probability that the notebook computer breaks away from the first mounting groove 101, the step groove 105 is formed in the intersection between the side wall of the first mounting groove 101 and the upper surface of the box body 1, the cover plate 8 is hinged to the side wall of the first mounting groove 101, which is far away from one side of the step groove 105, the first lower magnetic sheet 1051 is embedded in the step groove 105, the first upper magnetic sheet 801 is embedded in the cover plate 8, the first upper magnetic sheet 801 and the first lower magnetic sheet 1051 are magnetically attracted, the cover plate 8 plays a role in protecting the notebook computer, the first upper magnetic sheet 801 and the first lower magnetic sheet 1051 are magnetically attracted, and the probability that the cover plate 8 is automatically opened is reduced. In addition, in the practical use process, in order to reduce the probability that the notebook computer is damaged due to shaking in the first installation groove 101, a sponge layer can be filled in the gap in the first installation groove 101, so that the notebook computer is protected.

In order to increase the effective use area on the budget facility box, the lower surface of the box cover 2 is provided with a U-shaped groove 201, the side walls, far away from each other, of the two sides of the U-shaped groove 201 are provided with third installation grooves 2011, the third installation grooves 2011 are symmetrically arranged, U-shaped support legs 9 matched with the U-shaped groove 201 are arranged in the U-shaped groove 201, a first rotating shaft 10 penetrates through the middle parts of the U-shaped support legs 9 and is fixed on the middle parts of the U-shaped support legs 9, the two ends of the first rotating shaft 10 are rotatably connected with the inner walls of the two third installation grooves 2011 respectively, when a worker performs engineering cost budget to open the box cover 2, the U-shaped support legs 9 are rotated to enable the U-shaped support legs 9 to be kept perpendicular to the box cover 2, so that the box cover 2 and the box body 1 are kept horizontal, the worker can perform engineering cost budget work on the box cover 2 which is opened, and the effective use area on the facility box is increased.

In order to open and close the U-shaped supporting leg 9 conveniently, a first torsion spring 11 is installed in the third installation groove 2011, one end of the first torsion spring 11 is fixedly connected with the U-shaped supporting leg 9, and one end of the first torsion spring 11, which is far away from the U-shaped supporting leg 9, is fixedly connected with the inner wall of the third installation groove 2011. The placing groove 901 is formed in the side wall of the U-shaped supporting leg 9, a fourth mounting groove 9011 is formed in one end, far away from the first rotating shaft 10, of the side wall of the placing groove 901, and the fourth mounting grooves 9011 are symmetrically arranged in two. A limiting component 12 is installed in the placing groove 901 and used for preventing the U-shaped supporting leg 9 from automatically closing, and the limiting component 12 comprises a second rotating shaft 1201, a sleeve 1202, a supporting rod 1203 and a spring 1204. The second rotating shaft 1201 is of a round rod-shaped structure, and two ends of the second rotating shaft 1201 are respectively connected with the inner walls of the two fourth mounting grooves 9011 in a rotating manner. The sleeve 1202 is fixedly sleeved on the second rotating shaft 1201, and a fifth mounting groove is formed in an end of the sleeve 1202 far away from the second rotating shaft 1201. The supporting rod 1203 is a rod-shaped structure, and the supporting rod 1203 is installed in the fifth installation groove. One end of the spring 1204 is fixedly connected with the bottom wall of the fifth installation groove, and one end of the spring 1204, which is far away from the second rotating shaft 1201, is fixedly connected with the supporting rod 1203. The top of the U-shaped groove 201 is provided with a limiting groove 2012 matched with the supporting rod 1203. When the U-shaped supporting leg 9 needs to be opened to carry out engineering cost budget, a worker opens the U-shaped supporting leg 9, pulls out the sleeve 1202 from the fourth mounting groove 9011, and enables the supporting rod 1203 to pop out of the fourth mounting groove 9011 and to be abutted and matched with the limiting groove 2012 under the action of the spring 1204, so that the U-shaped supporting leg 9 is kept in a state of being perpendicular to the box cover 2; after the use, the worker presses the supporting rod 1203 back into the sleeve 1202, and then pushes the sleeve into the fourth mounting groove 9011, so that the U-shaped supporting leg 9 is automatically closed under the torsion action of the first torsion spring 11.

In order to facilitate the opening of the limiting component 12 by the worker, a second torsion spring 13 is installed in the fourth mounting groove 9011, one end of the second torsion spring 13 is fixedly connected with the sleeve 1202, one end, far away from the sleeve 1202, of the second torsion spring 13 is fixedly connected with the inner wall of the fourth mounting groove 9011, and the sleeve 1202 keeps an open state under the torsion action of the second torsion spring 13, so that the worker can open the limiting component 12 conveniently.

In order to facilitate the staff to carry the device, 1 lateral wall fixedly connected with handle 14 of box, 1 upper surface of box inlays and is equipped with magnetic sheet 106 under the second, 2 upper surfaces of case lid inlay be equipped with the second under magnetic sheet 106 magnetism inhale the second on magnetic sheet 202, magnetic sheet 106 magnetism on magnetic sheet 202 and the box 1 on the second on the case lid 2 inhales mutually, with this stability that has strengthened 2 lids of case lid and fit on 1 of box, the automatic probability of opening of case lid 2 has been reduced, be favorable to protecting the notebook computer in the box 1.

In order to reduce the probability of carrying automatic roll-off when the device drawer 3, drawer 3 runs through the setting and threaded connection has threaded rod 15 from the top of 1 one side of box, threaded rod 15 keep away from the one end fixedly connected with turning block 16 of box 1, threaded rod 15 keeps away from the one end of turning block 16 and is fixed with stopper 17, 3 groove 102 tops of drawer seted up with stopper 17 complex joint groove 1021, when needs locking drawer 3, the staff rotates turning block 16, it supports tightly to drive stopper 17 and rotate and with joint 1021 groove, with this probability of 3 automatic roll-off of drawer when having reduced and carrying the device.

The use principle of the construction cost budget facility box in the embodiment is as follows: when engineering cost budget needs to be calculated, a worker opens the box cover 2 and opens the controller 18, so that an output shaft of the motor 601 drives the double-end screw rod 501 to rotate, the two first sliding blocks 502 are in threaded connection with two sections of threads on the double-end screw rod 501, the two first supporting rods 505 are in rotational connection with the two first sliding blocks 502, the first sliding blocks 502 are in rotational connection with the bottom of the supporting plate 4 through the first supporting rods 505, and therefore good limiting effect is achieved on circumferential rotation of the first sliding blocks 502, the two first sliding blocks 502 move towards the middle of the double-end screw rod 501 and drive the two first supporting rods 505 to ascend in a crossed mode, in the process, the second sliding blocks 504 slide along the guide rods 503, under the matching effect of the two second supporting rods 506, the supporting plate 4 and a notebook computer ascend, the notebook computer is convenient for the worker to store and use, and engineering cost calculation of the worker is facilitated.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a building engineering cost budgets utility box, includes box (1), with box (1) articulated case lid (2) and install drawer (3) at box (1) lateral wall, characterized by: a first mounting groove (101) is formed in the upper surface of the box body (1), a supporting plate (4) for placing a notebook is arranged in the first mounting groove (101), and a lifting assembly (5) for lifting the supporting plate (4) is arranged in the first mounting groove (101);

the lifting assembly (5) comprises a double-end screw rod (501) rotatably connected to the side wall of the first mounting groove (101), a first sliding block (502) in threaded connection with the double-end screw rod (501), a guide rod (503) rotatably connected to the side wall of the first mounting groove (101) and parallel to the double-end screw rod (501), a second sliding block (504) in sliding connection with the guide rod (503), a first support rod (505) rotatably connected to the first sliding block (502) and a second support rod (506) rotatably connected to the second sliding block (504);

two sections of threads with equal thread pitches and opposite rotation directions are arranged on the double-end screw rod (501), two first sliding blocks (502) are symmetrically arranged on the two sections of threads of the double-end screw rod (501), two first supporting rods (505) are arranged, the two first supporting rods (505) are arranged in a staggered mode and are in rotating connection, and one end, far away from the first sliding block (502), of each first supporting rod (505) is in rotating connection with the bottom of the supporting plate (4);

the number of the second sliding blocks (504) is two, the positions of the second sliding blocks (504) correspond to the positions of the first sliding blocks (502) one by one, the number of the second supporting rods (506) is two, the two second supporting rods (506) are arranged in a staggered mode and are connected in a rotating mode, and one end, far away from the second sliding blocks (504), of each second supporting rod (506) is also connected with the bottom of the supporting plate (4) in a rotating mode;

the utility model discloses a double-end screw rod (501) power component, including box (1), second mounting groove (103) have been seted up to the lateral wall of box (1), battery jar (1031) have been seted up to bottom wall in second mounting groove (103), second mounting groove (103) and battery jar (1031) are provided with jointly and are used for driving double-end screw rod (501) pivoted power component (6).

2. The construction cost budget facility box according to claim 1, which is characterized in that: power component (6) is including being fixed in motor (601) on second mounting groove (103) lateral wall, the output shaft of motor (601) run through first mounting groove (101) and second mounting groove (103) lateral wall and with the one end fixed connection of double-end lead screw (501), power component (6) are still including fixing battery (602) in battery jar (1031), battery (602) are connected with motor (601) electricity, control groove (104) have been seted up to box (1) upper surface, control groove (104) internal fixation has controller (18), controller (18) are connected with motor (601) electricity.

3. The construction cost budget utility box according to claim 2, characterized in that: flaring groove (1032) have been seted up to the crossing department between second mounting groove (103) notch department and box (1) lateral wall, be provided with in flaring groove (1032) with the trapezoidal baffle (7) of flaring groove (1032) mutually supporting, trapezoidal baffle (7) one side is articulated with box (1) lateral wall, pass through the fix with screw between one side of articulated shaft and box (1) lateral wall is kept away from to trapezoidal baffle (7).

4. A construction cost budget utility box according to claim 3, characterized in that: the surface of the trapezoidal baffle (7) is provided with heat dissipation holes (701).

5. The construction cost budget utility box according to claim 4, wherein: ladder groove (105) have been seted up to crossing department between first mounting groove (101) lateral wall and box (1) upper surface, the lateral wall that ladder groove (105) one side was kept away from in first mounting groove (101) articulates there is apron (8), ladder groove (105) are embedded to be equipped with first magnetic sheet (1051) down, it is equipped with first magnetic sheet (801) of going up to inlay on apron (8), first magnetic sheet (801) of going up and first magnetic sheet (1051) magnetism are inhaled mutually.

6. The construction cost budget facility box according to claim 5, which is characterized in that: u-shaped groove (201) has been seted up to case lid (2) lower surface, third mounting groove (2011) have been seted up to the lateral wall that U-shaped groove (201) both sides were kept away from each other, third mounting groove (2011) is equipped with two and symmetry setting, be provided with in U-shaped groove (201) with U-shaped groove (201) matched with U-shaped supporting leg (9), U-shaped supporting leg (9) middle part is run through and is fixed with first pivot (10), the both ends of first pivot (10) are connected with two third mounting groove (2011) inner wall rotations respectively.

7. The construction cost budget utility box according to claim 6, wherein: install first torsional spring (11) in third mounting groove (2011), the one end and the U-shaped supporting leg (9) fixed connection of first torsional spring (11), the one end and third mounting groove (2011) inner wall fixed connection of U-shaped supporting leg (9) are kept away from in first torsional spring (11), standing groove (901) have been seted up on U-shaped supporting leg (9) lateral wall, fourth mounting groove (9011) have been seted up to the one end that first pivot (10) were kept away from to standing groove (901) lateral wall, fourth mounting groove (9011) are equipped with two and the symmetry sets up, install spacing subassembly (12) that are used for preventing U-shaped supporting leg (9) self-closing in standing groove (901).

8. The construction cost budget utility box according to claim 7, wherein: spacing subassembly (12) include that both ends rotate second pivot (1201) and the fixed sleeve pipe (1202) of locating on second pivot (1201) of being connected with two fourth mounting grooves (9011) inner walls respectively, sleeve pipe (1202) on second pivot (1201) are kept away from to second pivot (1201) one end is seted up in sleeve pipe (1202), spacing subassembly (12) are still including fixing spring (1204) of diapire in the fifth mounting groove and keeping away from second pivot (1201) one end fixed connection's bracing piece (1203) with spring (1204), spacing groove (2012) with bracing piece (1203) matched with have been seted up at U-shaped groove (201) top.

9. The construction cost budget utility box according to claim 8, wherein: a second torsion spring (13) is installed in the fourth mounting groove (9011), one end of the second torsion spring (13) is fixedly connected with the sleeve (1202), and one end, far away from the sleeve (1202), of the second torsion spring (13) is fixedly connected with the inner wall of the fourth mounting groove (9011).

10. The construction cost budget utility box according to claim 9, wherein: the utility model discloses a magnetic box, including box (1), case lid (2), box (1) lateral wall fixedly connected with handle (14), magnetic sheet (106) under the second is inlayed to box (1) upper surface, magnetic sheet (202) are gone up to the second that magnetic sheet (106) magnetism attracted mutually down to case lid (2) upper surface inlays.

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