Building engineering bid invitation display auxiliary device

Abstract

The utility model provides a constructional engineering bid invitation display auxiliary device which comprises a fixed base, a main display board, side display boards, a movable block, a containing cavity, a rotating gear disc, an adjusting handle, a reset spring and a locking clamping block, the main display board is arranged above the fixed base, and the adjusting handle is arranged on the rear end face of the main display board; a side display board is slidably arranged in the main display board, a moving block is arranged on the inner side face of the side display board, a storage cavity is formed in the main display board, a rotating gear disc is arranged in the main display board, a locking clamping block is arranged on the front end face of the rotating gear disc, and a reset spring is arranged on the rear side of the rotating gear disc. By means of the design, the problem that a side display board of an original building engineering bid invitation display auxiliary device is not convenient to adjust is solved, the structure is reasonable, the position of the side display board can be rapidly and conveniently adjusted so that the purpose of expanding the display area can be achieved, the locking and limiting effects are good after adjustment is completed, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of construction engineering bidding display auxiliary devices, belong to bidding display auxiliary device technical field. BACKGROUND

[0002] In the activity of bidding, bidding display device is often used to assist bidding work, and the bidding display device is used to provide relevant information about bidding to the contracting unit of construction project, to help the host and the contracting unit of construction project complete the bidding work as soon as possible.

[0003] Chinese patent number CN220856049U proposes a kind of construction engineering bidding display auxiliary device, using the combination of the connecting shaft, bevel gear and threaded rod, the extension of both sides extension plate can be realized, in turn, the display area of device can be adjusted according to actual use demand, but the design mainly uses the meshing principle of threaded rod to achieve the purpose of adjustment, the adjustment efficiency of this adjustment mode is lower, it is not convenient to use adjustment, practicality is lower, now there is an urgent need for a kind of construction engineering bidding display auxiliary device to solve the above-mentioned problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a kind of construction engineering bidding display auxiliary device to solve the problems raised in the above background art, the utility model has reasonable structure, can be adjusted to the position of side display board quickly and conveniently, to achieve the purpose of expanding display area, and the locking and positioning effect after adjustment is good, and practicality is strong.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized by the following technical scheme: a kind of construction engineering bidding display auxiliary device, including fixed base, main display board, side display board, moving block, storage cavity, rotating gear disc, adjusting handle, reset spring and locking block, the fixed base top is provided with main display board, the rear end surface of main display board is provided with adjusting handle, the inside of main display board is slidably provided with side display board, the inner side of side display board is provided with moving block, the inside of main display board is provided with storage cavity, the inside of main display board is provided with rotating gear disc, the front end surface of rotating gear disc is provided with locking block, the rear side of rotating gear disc is provided with reset spring.

[0006] Further, the inside of main display board is provided with rotating cavity, the rotating gear disc is arranged in rotating cavity, the inside of rotating cavity is provided with locking slot, the locking slot is provided with several groups, the locking slot and locking block are mutually clamped.

[0007] Further, the side display board closely slides along the inner wall of the receiving cavity, the inner part of the main display board is provided with a moving sliding groove, the moving sliding groove is in intercommunication with the inner part of the rotating cavity, the moving sliding groove is in intercommunication with the inner part of the receiving cavity, and the moving block closely slides along the inner wall of the moving sliding groove.

[0008] Further, the moving block is provided with teeth at one end close to the rotating gear disc, a plurality of groups of teeth of the same specification are arranged, and the moving block is connected in meshing with the rotating gear disc through the teeth.

[0009] Further, the inner part of the main display board is provided with a limiting sliding groove, the limiting sliding groove is in intercommunication with the inner part of the receiving cavity, the inner side of the side display board is provided with a limiting sliding block, and the limiting sliding block closely slides along the inner wall of the limiting sliding groove.

[0010] Further, the inner side of the adjusting handle is provided with a connecting column, the adjusting handle is fixedly connected with the rotating gear disc through the connecting column, the reset spring is sleeved on the annular side of the connecting column, and the two ends of the reset spring are in abutment with the rotating gear disc and the inner wall of the rotating cavity.

[0011] The building engineering bidding display auxiliary device has the advantages that when the user needs to adjust the position of the side display board, the adjusting handle is first pulled outwards, the adjusting handle drives the rotating gear disc to move through the connecting column, the reset spring is compressed, the mutual clamping state of the locking block and the locking groove is released, then the adjusting handle can be rotated, the adjusting handle drives the rotating gear disc to rotate coaxially, the rotating gear disc rotates through the teeth, the moving block closely slides along the inner wall of the moving sliding groove through the teeth, the moving block drives the side display board to move along the inner wall of the receiving cavity and to be extended outwards, and the display board can be adjusted, so that the operation is simple and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0012] Other characteristics, objects and advantages of the present application will become more apparent from the following detailed description of non-restrictive embodiments, made with reference to the attached drawings:

[0013] Figure 1 It is a structural schematic view of the building engineering bidding display auxiliary device of the present application;

[0014] Figure 2 It is a structural schematic view of the building engineering bidding display auxiliary device of the present application when unfolded;

[0015] Figure 3 It is a structural schematic view of the building engineering bidding display auxiliary device of the present application from another perspective;

[0016] Figure 4 It is a section structure schematic view of the building engineering bidding display auxiliary device of the utility model;

[0017] Figure 5 It is a partial section structure schematic view of the building engineering bidding display auxiliary device of the utility model;

[0018] Figure 6 It is a structure schematic view of the rotating gear disc in the building engineering bidding display auxiliary device of the utility model;

[0019] In the drawing: 1-fixed base, 2-main display board, 3-side display board, 4-moving block, 41-tooth, 42-limiting sliding block, 5-receiving cavity, 51-moving sliding slot, 52-limiting sliding slot, 6-rotating gear disc, 61-rotating cavity, 62-locking clamping groove, 7-adjusting handle, 71-connecting column, 8-return spring, 9-locking clamping block. DETAILED DESCRIPTION

[0020] In order to make the technical means, creation features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] Please refer to Figures 1-6 The utility model provides a technical scheme: a building engineering bidding display auxiliary device, including fixed base 1, main display board 2, side display board 3, moving block 4, receiving cavity 5, rotating gear disc 6, adjusting handle 7, return spring 8 and locking clamping block 9, the top of fixed base 1 is provided with main display board 2, the rear end surface of main display board 2 is provided with adjusting handle 7, the inside of main display board 2 is provided with the sliding side display board 3, the inner side of side display board 3 is provided with moving block 4, the inside of main display board 2 is provided with receiving cavity 5, the inside of main display board 2 is provided with rotating gear disc 6, the front end surface of rotating gear disc 6 is provided with locking clamping block 9, the rear side of rotating gear disc 6 is provided with return spring 8, and the design solves the problem that the original building engineering bidding display auxiliary device side display board is not convenient to adjust.

[0022] As the first embodiment of the utility model: the inside of main display board 2 is provided with rotating cavity 61, rotating gear disc 6 is arranged in rotating cavity 61, locking slot 62 is arranged in the inside of rotating cavity 61, locking slot 62 is provided with several groups, locking slot 62 and locking block 9 are mutually clamped, the design of locking slot 62 and locking block 9 can limit the rotation of rotating gear disc 6, side display board 3 is closely slid along the inner wall of storage cavity 5, the inside of main display board 2 is provided with moving sliding slot 51, moving sliding slot 51 and the inside of rotating cavity 61 are mutually connected, moving sliding slot 51 and the inside of storage cavity 5 are mutually connected, moving block 4 is closely slid along the inner wall of moving sliding slot 51, moving sliding slot 51 can limit the moving track of moving slider, the one end of moving block 4 relatively close to rotating gear disc 6 is provided with gear teeth 41, gear teeth 41 are provided with several groups, moving block 4 is engagedly connected with rotating gear disc 6 through gear teeth 41, the rotation of rotating gear disc 6 can drive moving block 4 to move through gear teeth 41.

[0023] The inside of main display board 2 is provided with limiting sliding slot 52, limiting sliding slot 52 and the inside of storage cavity 5 are mutually connected, the inner side of side display board 3 is provided with limiting slider 42, limiting slider 42 is closely slid along the inner wall of limiting sliding slot 52, the design of limiting sliding slot 52 and limiting slider 42 can make side display board 3 play the role of auxiliary positioning support, so that it moves more stably, the inner side of adjusting handle 7 is provided with connecting column 71, adjusting handle 7 is fixedly connected with rotating gear disc 6 through connecting column 71, adjusting handle 7 can drive rotating gear disc 6 to move together through connecting column 71, reset spring 8 is sleeved on the annular side of connecting column 71, the two ends of reset spring 8 are respectively abutted with rotating gear disc 6 and the inner wall of rotating cavity 61, reset spring 8 can help rotating gear disc 6 to reset and move.

[0024] As the second embodiment of the utility model: when the user needs to adjust the position of the side display board 3, first pull out the adjusting handle 7, make the adjusting handle 7 move through the connecting column 71 drive the rotating gear disc 6, compress the reset spring 8 at the same time, remove the mutual clamping state of the locking block 9 and the locking clamping groove 62, because the thickness of the moving block 4 and the gear teeth 41 is greater than the thickness of the rotating gear disc 6, the design rotating gear disc 6 moves at the same time still with the gear teeth 41 mutual engagement, at this time the user can rotate the adjusting handle 7, the adjusting handle 7 drive the rotating gear disc 6 coaxial rotation, because the rotating gear disc 6 and the gear teeth 41 mutual engagement, the rotating gear disc 6 rotates at the same time through the gear teeth 41 drive the moving block 4 along the moving sliding groove 51 inner wall closely sliding, the moving block 4 drive the side display board 3 along the storage cavity 5 inner wall common movement and outwardly retractable, when the user adjusts the side display board 3 to the appropriate position, loosen the hand that pulls the adjusting handle 7, the reset spring 8 releases the elastic potential and drives the rotating gear disc 6 reset movement at the same time, make the locking block 9 and the locking clamping groove 62 of the current position mutual clamping, so as to limit the rotating gear disc 6.

[0025] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, for those skilled in the art, obviously the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0026] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, the technical solutions in each embodiment can also be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A kind of construction engineering bidding display auxiliary device, including fixed base, main display board, side display board, moving block, storage cavity, rotating gear disc, adjusting handle, reset spring and locking block, it is characterized in that: The fixed base is provided with a main display board, the rear end face of the main display board is provided with an adjusting handle, the inside of the main display board is slidably provided with a side display board, the inner side face of the side display board is provided with a moving block, the inside of the main display board is provided with a receiving cavity, the inside of the main display board is provided with a rotating gear disc, the front end face of the rotating gear disc is provided with a locking block, and the rear side of the rotating gear disc is provided with a reset spring.

2. A construction tender display aid according to claim 1, wherein: The inside of the main display board is provided with a rotating cavity, the rotating gear disc is arranged in the rotating cavity, the rotating cavity is provided with a locking slot, and a plurality of groups of locking slots are arranged in the rotating cavity.

3. A construction tender display aid according to claim 1, wherein: The side display board is tightly slid along the inner wall of the receiving cavity, the inside of the main display board is provided with a moving sliding groove, the moving sliding groove is in communication with the inside of the rotating cavity, the moving sliding groove is in communication with the inside of the receiving cavity, and the moving block is tightly slid along the inner wall of the moving sliding groove.

4. A construction tender display aid according to claim 1, wherein: The moving block is provided with a tooth on the side close to the rotating gear disc, and a plurality of groups of teeth are arranged in the moving block.

5. A construction tender display aid according to claim 1, wherein: The inside of the main display board is provided with a limiting sliding groove, the limiting sliding groove is in communication with the inside of the receiving cavity, the inner side face of the side display board is provided with a limiting sliding block, and the limiting sliding block is tightly slid along the inner wall of the limiting sliding groove.

6. A construction tender display aid according to claim 1, wherein: The inside of the adjusting handle is provided with a connecting column, the adjusting handle is fixedly connected with the rotating gear disc through the connecting column, the reset spring is sleeved on the annular side face of the connecting column, and the two ends of the reset spring are respectively abutted with the rotating gear disc and the inner wall of the rotating cavity.

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