CN210925083U

CN210925083U - Building engineering cost rehearsal device

Info

Publication number: CN210925083U
Application number: CN201922306256.6U
Authority: CN
Inventors: 高斐
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-07-03
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a building engineering cost rehearsal device, including the bottom of the case, the second states the board, third statement board and fourth statement board, the fixed hinge in top of bottom of the case side has the case lid, the first statement board of inside fixedly connected with of case lid, first statement board is close to second statement board, two symmetrical spacing pipes of a side difference fixedly connected with of third statement board and fourth statement board, the surface mounting hinge of spacing pipe has spacing piece, the first reset spring of bottom fixedly connected with of spacing piece, and the bottom of first reset spring and the interior diapire fixed connection of spacing pipe, the second states the board, the third states the board and the fourth statement board and is close to the fixed pipe of the equal fixedly connected with in inside and spacing pipe looks adaptation of first statement board side. The building engineering cost practicing device solves the problems of inconvenient carrying and large occupied space through the suitcase type practicing device and the method for folding the statement board.

Description

Building engineering cost rehearsal device

Technical Field

The utility model relates to a building engineering technical field specifically is a building engineering cost rehearsal device.

Background

The construction cost directly means the construction cost of the project and the three elements of the project pricing, namely quantity, price and expense, and the construction cost covers the construction project cost (civil engineering major and installation major), the road construction cost, the water transportation project cost, the railway construction cost, the water conservancy project cost, the electric power project cost, the communication project cost, the aerospace project cost and the like in a broad sense. The project cost is the total cost for some project construction, and the core content is investment estimation, design estimation, correction estimation, construction drawing budget, project settlement, completion settlement and the like, and the main task of the project cost is to calculate the direct cost (labor, materials and equipment, construction machine use), enterprise management cost, measure cost, planning cost, profit, tax and the like contained in the project according to drawings, quota and list specifications.

In the teaching and practice process of building engineering budget, the teacher usually needs on-the-spot teaching, but present engineering cost budget rehearsal device is mostly bulky, and is not portable, occupies great space when not using.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a building engineering cost rehearsal device has solved inconvenient carrying, problem that occupation space is big.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a building engineering cost practicing device comprises a box bottom, a second stating plate, a third stating plate and a fourth stating plate, wherein a box cover is fixedly hinged to the top of one side face of the box bottom, a first stating plate is fixedly connected to the inside of the box cover, two symmetrical limiting pipes are fixedly connected to one side face, close to the second stating plate, the third stating plate and the fourth stating plate, of the first stating plate respectively, limiting pieces are fixedly hinged to the outer surfaces of the limiting pipes, a first reset spring is fixedly connected to the bottom of each limiting piece, the bottom of each first reset spring is fixedly connected to the inner bottom wall of each limiting pipe, fixing pipes matched with the limiting pipes are fixedly connected to the insides, close to one side face of the first stating plate, of the second stating plate, the third stating plate and the fourth stating plate, and a third reset spring is fixedly connected to the inside, far away from one end of each limiting pipe, every the top of fixed pipe is the fixed intercommunication connecting pipe all, and the connecting pipe runs through second statement board, third statement board and fourth statement board respectively and extends to the back of second statement board, third statement board and fourth statement board, the top fixed connection second reset spring of connecting pipe, the top fixed connection clamp plate of second reset spring, the bottom axle center department fixed connection of clamp plate promotes the post.

As further description of the technical scheme, the storage grooves are formed in the box bottom, and the number of the storage grooves is three, so that objects such as exercise pens and correction wipers can be stored more conveniently.

As a further description of the above technical solution, the front surface of the box bottom is fixedly connected with the armrest, and the armrest is located at the center of the box bottom, so that the device can be carried more conveniently.

As a further description of the above technical solution, a rubber tube is fixedly connected to an outer surface of the second return spring, and the rubber tube is adapted to the second return spring, so as to prevent the second return spring from being exposed to the outside and affecting the appearance.

As further description of the technical scheme, the top of the box cover is printed with a word of 'construction cost exercise device', and the device is more conveniently distinguished when not in use.

As a further description of the above technical solution, the common length of the third statement plate and the fourth statement plate is less than the length of the inner circle of the box bottom, and the length of the second statement plate is less than the length of the inner circle of the box bottom, so as to prevent the second statement plate, the third statement plate and the fourth statement plate from being too large to be placed in the box bottom.

(III) advantageous effects

The utility model provides a building engineering cost rehearsal device possesses following beneficial effect:

this building engineering cost rehearsal device in bottom of the case through being provided with second statement board, third statement board and fourth statement board can effectual increase this device usable floor area, can effectively avoid spacing piece, spacing pipe and clamp plate to appear the phenomenon that does not reset through setting up first reset spring, second reset spring and third reset spring.

This construction cost rehearsal device of case lid can conveniently store through being provided with the storing groove and exercise the pen more, article such as correction is wiped, can be more convenient carry this device through being provided with the handrail, can prevent that second reset spring from exposing outside through being provided with the rubber tube, and the influence is pleasing to the eye, has "construction cost rehearsal device" typeface through the printing can be when not using, this device of more convenient differentiation.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic view of the inner structure of the limiting tube of the present invention;

fig. 4 is the internal structure schematic diagram of the connecting pipe and the fixing pipe of the present invention.

In the figure: 1 box bottom, 2 box covers, 3 first statement boards, 4 limit pipes, 401 limit sheets, 402 first return springs, 5 connecting pipes, 501 rubber pipes, 502 second return springs, 503 pressing plates, 504 pushing columns, 6 fixing pipes, 601 third return springs, 7 second statement boards, 8 third statement boards, 9 fourth statement boards, 10 storage grooves and 11 handrails.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a building engineering cost practicing device comprises a box bottom 1, a second statement plate 7, a third statement plate 8 and a fourth statement plate 9, wherein the common length value of the third statement plate 8 and the fourth statement plate 9 is smaller than the length value of an inner ring of the box bottom 1, the length value of the second statement plate 7 is smaller than the length value of the inner ring of the box bottom 1, the second statement plate 7, the third statement plate 8 and the fourth statement plate 9 are prevented from being too large to be placed in the box bottom 1, a handrail 11 is fixedly connected to the front surface of the box bottom 1, the handrail 11 is located in the center of the box bottom 1, the device can be carried more conveniently, storage grooves 10 are formed in the box bottom 1, three storage grooves 10 can be used for storing practicing pens, correcting erasers and other articles more conveniently, a box cover 2 is fixedly hinged to the top of one side surface of the box bottom 1, the word of the building engineering cost practicing device is printed on the top of the box cover 2, when the device is not used, the first presentation plate 3 is fixedly connected inside the box cover 2, one side face, close to the second presentation plate 7, of the first presentation plate 3, of the third presentation plate 8 and one side face, close to the fourth presentation plate 9, of the first presentation plate 3 are fixedly connected with two symmetrical limiting tubes 4 respectively, the outer surfaces of the limiting tubes 4 are fixedly hinged with limiting pieces 401, the bottoms of the limiting pieces 401 are fixedly connected with first return springs 402, and the bottoms of the first return springs 402 are fixedly connected with the inner bottom wall of the limiting tubes 4.

The insides of the second statement plate 7, the third statement plate 8 and the fourth statement plate 9 close to one side of the first statement plate 3 are fixedly connected with fixed tubes 6 matched with the limiting tubes 4, the inside of one end of each fixed tube 6 far away from the limiting tubes 4 is fixedly connected with a third return spring 601, the top of each fixed tube 6 is fixedly communicated with a connecting tube 5, and the connecting pipe 5 respectively penetrates the second statement plate 7, the third statement plate 8 and the fourth statement plate 9 and extends to the back of the second statement plate 7, the third statement plate 8 and the fourth statement plate 9, the top of the connecting pipe 5 is fixedly connected with a second return spring 502, the outer surface of the second return spring 502 is fixedly connected with a rubber tube 501, the rubber tube 501 is matched with the second return spring 502 to prevent the second return spring 502 from being exposed outside and affecting the appearance, the top of the second return spring 502 is fixedly connected with the pressing plate 503, and the bottom axis of the pressing plate 503 is fixedly connected with the pushing column 504.

The working principle is as follows: when the box cover is used, the box cover 2 is opened, the third statement plate 8 and the fourth statement plate 9 are taken out from the box bottom 1, the limiting pipe 4 is inserted into the fixed pipe 6, the third statement plate 8 and the fourth statement plate 9 are respectively clamped with the two side surfaces of the first statement plate 3, then the second statement plate 7 is taken out, the limiting pipe 4 is inserted into the fixed pipe 6, and the second statement plate 7 is clamped with the top of the first statement plate 3; when not in use, the pressing plate 503 is pressed to separate the limiting tube 4 and the fixed tube 6, and then the second presentation plate 7, the third presentation plate 8 and the fourth presentation plate 9 are loaded inside the tank bottom 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 a building engineering cost rehearsal device, includes bottom of the case (1), second statement board (7), third statement board (8) and fourth statement board (9), its characterized in that: the top of one side face of the box bottom (1) is fixedly hinged with a box cover (2), the inside of the box cover (2) is fixedly connected with a first presentation plate (3), one side face of the first presentation plate (3) close to a second presentation plate (7), a third presentation plate (8) and a fourth presentation plate (9) is respectively and fixedly connected with two symmetrical limiting tubes (4), the outer surface of each limiting tube (4) is fixedly hinged with a limiting sheet (401), the bottom of each limiting sheet (401) is fixedly connected with a first return spring (402), the bottom of each first return spring (402) is fixedly connected with the inner bottom wall of each limiting tube (4), the insides of the second presentation plate (7), the third presentation plate (8) and the fourth presentation plate (9) close to one side face of the first presentation plate (3) are respectively and fixedly connected with a fixing tube (6) matched with the limiting tubes (4), every fixed pipe (6) keep away from the equal fixedly connected with third reset spring (601) in inside of spacing pipe (4) one end, every the equal fixed intercommunication connecting pipe (5) in top of fixed pipe (6), and connecting pipe (5) run through second statement board (7), third statement board (8) and fourth statement board (9) respectively and extend to the back of second statement board (7), third statement board (8) and fourth statement board (9), top fixed connection second reset spring (502) of connecting pipe (5), the top fixed connection clamp plate (503) of second reset spring (502), the bottom axle center department fixed connection of clamp plate (503) promotes post (504).

2. The construction cost practicing device according to claim 1, wherein: the storage box is characterized in that the storage grooves (10) are formed in the box bottom (1), and the number of the storage grooves (10) is three.

3. The construction cost practicing device according to claim 1, wherein: the front of the box bottom (1) is fixedly connected with a handrail (11), and the handrail (11) is positioned at the center of the box bottom (1).

4. The construction cost practicing device according to claim 1, wherein: the outer surface of the second return spring (502) is fixedly connected with a rubber tube (501), and the rubber tube (501) is matched with the second return spring (502).

5. The construction cost practicing device according to claim 1, wherein: the top of the box cover (2) is printed with a word of 'construction cost practicing device'.

6. The construction cost practicing device according to claim 1, wherein: the common length value of the third statement plate (8) and the fourth statement plate (9) is smaller than the length value of the inner ring of the box bottom (1), and the length value of the second statement plate (7) is smaller than the length value of the inner ring of the box bottom (1).