阅读说明：本技术 一种稳定性好的悬挂式黑板 (Suspension type blackboard that stability is good ) 是由 李后祖 魏义水 于 2020-06-18 设计创作，主要内容包括：本发明公开了一种稳定性好的悬挂式黑板,包括基板。该稳定性好的悬挂式黑板,通过转动块和转动槽使得卡块在连接杆的作用下角度可调节,卡块的角度调节后通过转动螺纹盖使得螺纹盖在连接杆的共同作用下向右移动,从而使得活动杆和固定板在竖杆和螺纹盖的共同作用下向右移动且与转动槽啮合,使得卡块固定,通过转动螺纹杆使得上下两个活动块之间的距离发生改变,该装置通过将卡块的角度进行改变后转动螺纹杆使得上下两个活动块之间的距离改变,从而使得在需要将基板固定在支架或者横杆上时能够固定的十分稳定,且能够适用于不同的支架进行固定,相对于绳索的方式而言不仅仅固定的更加稳定。(The invention discloses a suspension type blackboard with good stability, which comprises a base plate. This suspension type blackboard that stability is good, make the fixture block angle adjustable under the effect of connecting rod through turning block and rotation groove, make the screw cap move right under the combined action of connecting rod through rotating the screw cap behind the angle modulation of fixture block, thereby make movable rod and fixed plate move right under the combined action of montant and screw cap and with the meshing of rotation groove, make the fixture block fixed, make the distance between two upper and lower movable blocks change through rotating the threaded rod, the device rotates the threaded rod and makes the distance between two upper and lower movable blocks change after changing the angle of fixture block, thereby make can be fixed very stable when needs fix the base plate on support or horizontal pole, and can be applicable to different supports and fix, not only fixed more stable for the mode of rope.)

1. The utility model provides a suspension type blackboard that stability is good, includes base plate (1), its characterized in that: the left side of the base plate (1) is provided with a movable groove (2), the left side of the base plate (1) is provided with two placing grooves (16) which are communicated with the movable groove (2), a threaded rod (3) which penetrates through the movable groove (2) and extends to the upper part of the base plate (1) is movably connected between the upper side wall and the lower side wall in the movable groove (2), the outer part of the threaded rod (3) is sleeved with two movable blocks (4) which are matched with the threaded rod (3), a stabilizing spring (5) which is sleeved on the outer part of the threaded rod (3) is fixedly connected between the upper movable block and the lower movable block (4), the left side of the movable block (4) is provided with a rotating groove (6), the inner part of the rotating groove (6) is movably connected with a rotating block (7) which penetrates through the rotating groove (6) and extends to the inner part of the movable groove (2), the left side of the rotating block (7) is fixedly connected with a connecting rod (8) which is communicated with the rotating block (7) and extends to the left side of the base plate (1), opening (9) that are linked together with connecting rod (8) are all seted up to the upper and lower both sides of connecting rod (8), the inside swing joint of connecting rod (8) has movable rod (10) that extends to turning block (7) inside, the right side fixedly connected with fixed plate (12) of movable rod (10), the equal fixedly connected with in upper and lower both sides of movable rod (10) runs through opening (9) and extends to outside montant (11) of connecting rod (8), the left side fixedly connected with fixture block (15) of connecting rod (8), screw cap (13) that just contacted with montant (11) with connecting rod (8) phase-match have been cup jointed in the outside and with fixture block (15) pressure spring (14) that contact in connecting rod (8) to the outside of left side swing joint of screw cap (13).

2. A suspension type blackboard with good stability as claimed in claim 1, wherein: the rotating groove (6) is a circular groove, and the inner side wall of the rotating groove (6) is a toothed surface.

3. A suspension type blackboard with good stability as claimed in claim 1, wherein: the rotating block (7) is composed of one circular plate and two fixing shafts, the fixing shafts are fixedly connected to the front side and the rear side of the circular plate, and the diameter of the circular plate is smaller than that of the rotating groove (6).

4. A suspension type blackboard with good stability as claimed in claim 1, wherein: the fixing plate (12) is a rectangular plate, and the right side of the fixing plate (12) is an arc-shaped tooth-shaped surface.

5. A suspension type blackboard with good stability as claimed in claim 1, wherein: the movable block (4) is composed of a rectangular block and a threaded hole, the top of the rectangular block is provided with the threaded hole, and the upper threaded hole and the lower threaded hole are opposite in thread direction.

6. A suspension type blackboard with good stability as claimed in claim 1, wherein: the number of the clamping blocks (15) is two, the clamping blocks (15) are symmetrically distributed, the clamping blocks (15) are composed of rectangular clamping blocks and rectangular grooves, and rectangular clamping grooves are formed in the opposite sides of the upper rectangular clamping block and the lower rectangular clamping block.

Technical Field

The invention relates to the technical field of blackboard equipment, in particular to a suspension type blackboard with good stability.

Background

The blackboard is not specially designated as a black board, the blackboard is a plane which can be repeatedly written by chalk in the traditional sense, the board is hard and is mainly used for teaching, the blackboard is generally made of wood boards or ground glass and can be written on by specific writing materials such as chalk and is mostly black, dark green, white or beige, before the invention of characters, people find that charcoal can be used for drawing, ancient murals can be found in ancient rock caverns in Europe, the rock wall on which the murals are drawn can be called as the blackboard in the traditional sense, ancient teaching in China mainly uses an article called as a sand table, hardwoods are repeatedly written on sandy soil, but the hardwoods cannot be considered as the blackboard because the sandy soil is soft, the blackboard cannot be made of blocks in the middle century, people find that the blocky blackboard is made of lime and water by mixing, and write on the surface of the hard dark object by a method similar to a charcoal pen, until the 19 th century, people coated the surfaces of wood boards with black paint to protect the wood boards from corrosion, although the main role of blackboards was not teaching until the middle of the 19 th century, where they became popular in schools around the world.

The blackboard is not only used for teaching along with the development of society, wherein various storefronts regard the blackboard as a display device, and the blackboard that the storefront used is the suspension type blackboard mostly, and this kind of blackboard volume is less convenient to hang, but suspension type blackboard on the market all uses the rope to hang on the support, and this kind of mode is convenient nevertheless stability is relatively poor, and this suspension type blackboard is easily touched by mistake and is led to dropping, so this suspension type blackboard that stability is good is proposed and the problem that the aforesaid was proposed is solved.

Disclosure of Invention

The invention aims to provide a suspension type blackboard with good stability so as to solve the problem of poor stability in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a suspension type blackboard with good stability comprises a base plate, wherein a movable groove is formed in the left side of the base plate, two placing grooves communicated with the movable groove are formed in the left side of the base plate, a threaded rod penetrating through the movable groove and extending to the upper part of the base plate is movably connected between the upper side wall and the lower side wall in the movable groove, two movable blocks matched with the threaded rod are sleeved outside the threaded rod, a stabilizing spring sleeved outside the threaded rod is fixedly connected between the upper movable block and the lower movable block, a rotating groove is formed in the left side of the movable block, a rotating block penetrating through the rotating groove and extending to the inner part of the movable groove is movably connected inside the rotating groove, a connecting rod communicated with the rotating block and extending to the left side of the base plate is fixedly connected on the left side of the rotating block, openings communicated with the connecting rod are formed in the upper side and the lower side of the connecting rod, and a movable rod extending to the inner part of the rotating block is movably connected inside the connecting rod, the right side fixedly connected with fixed plate of movable rod, the equal fixedly connected with in upper and lower both sides of movable rod run through the opening and extend to the outside montant of connecting rod, the left side fixedly connected with fixture block of connecting rod, the screw cap that contacts with the connecting rod phase-match and with the montant has been cup jointed to the outside of connecting rod, the left side swing joint of screw cap has cup jointed at the outside pressure spring that contacts at the connecting rod and with the fixture block.

Preferably, the rotating groove is a circular groove, and the inner side wall of the rotating groove is a toothed surface.

Preferably, the rotating block is composed of one circular plate and two fixing shafts, the fixing shafts are fixedly connected to the front side and the rear side of the circular plate, and the diameter of the circular plate is smaller than that of the rotating groove.

Preferably, the fixed plate is a rectangular plate, and the right side of the fixed plate is an arc-shaped tooth-shaped surface.

Preferably, the movable block consists of a rectangular block and a threaded hole, the top of the rectangular block is provided with the threaded hole, and the thread directions of the upper threaded hole and the lower threaded hole are opposite.

Preferably, the number of the clamping blocks is two, the two clamping blocks are symmetrically distributed and comprise rectangular clamping blocks and rectangular grooves, and rectangular clamping grooves are formed in the opposite sides of the upper rectangular clamping block and the lower rectangular clamping block.

Compared with the prior art, the invention has the beneficial effects that: the suspension type blackboard with good stability has the advantages that the angle of the clamping block can be adjusted under the action of the connecting rod through the rotating block and the rotating groove, the threaded cover moves rightwards under the combined action of the connecting rod through rotating the threaded cover after the angle of the clamping block is adjusted, so that the movable rod and the fixed plate move rightwards under the combined action of the vertical rod and the threaded cover and are meshed with the rotating groove, the clamping block is fixed, the distance between the upper movable block and the lower movable block is changed by rotating the threaded rod, the device changes the angle of the clamping block and then rotates the threaded rod to change the distance between the upper movable block and the lower movable block, so that the substrate can be fixed stably when the substrate is required to be fixed on the bracket or the cross bar, and can be applicable to different supports and fix, not only fixed more stable for the mode of rope, and have higher flexibility.

Drawings

FIG. 1 is a schematic view of a suspension blackboard with good stability;

fig. 2 is an enlarged schematic view of a position a in the structure diagram 1 of the suspension type blackboard with good stability.

In the figure: 1-a substrate; 2-a movable groove; 3-a threaded rod; 4-a movable block; 5-a stabilizing spring; 6-rotating the groove; 7-turning the block; 8-a connecting rod; 9-opening; 10-a movable rod; 11-a vertical rod; 12-a fixing plate; 13-a screw cap; 14-a pressure spring; 15-a fixture block; 16-placing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, an embodiment of the present invention: a suspension type blackboard with good stability comprises a base plate 1, a movable groove 2 is arranged on the left side of the base plate 1, two placing grooves 16 communicated with the movable groove 2 are arranged on the left side of the base plate 1, threaded rods 3 penetrating through the movable groove 2 and extending to the upper side of the base plate 1 are movably connected between the upper side wall and the lower side wall in the movable groove 2, two movable blocks 4 matched with the threaded rods 3 are sleeved outside the threaded rods 3, each movable block 4 consists of a rectangular block and a threaded hole, a threaded hole is arranged at the top of the rectangular block, the thread directions of the upper threaded hole and the lower threaded hole are opposite, stabilizing springs 5 sleeved outside the threaded rods 3 are fixedly connected between the upper movable block 4 and the lower movable block 4, a rotating groove 6 is arranged on the left side of each movable block 4, each rotating groove 6 is a circular groove, the inner side wall of each rotating groove 6 is a toothed surface, a rotating block 7 penetrating through the rotating groove 6 and extending to the inner part of the movable groove 2 is movably connected inside the rotating groove 6, the rotating block 7 consists of one circular plate and two fixing shafts, the front side and the rear side of the circular plate are fixedly connected with the fixing shafts, the diameter of the circular plate is smaller than that of the rotating groove 6, the left side of the rotating block 7 is fixedly connected with a connecting rod 8 which is communicated with the rotating block 7 and extends to the left side of the base plate 1, the upper side and the lower side of the connecting rod 8 are respectively provided with an opening 9 communicated with the connecting rod 8, the inside of the connecting rod 8 is movably connected with a movable rod 10 extending to the inside of the rotating block 7, the right side of the movable rod 10 is fixedly connected with a fixed plate 12, the fixed plate 12 is a rectangular plate, the right side of the fixed plate 12 is an arc-shaped tooth surface, the upper side and the lower side of the movable rod 10 are respectively and fixedly connected with a vertical rod 11 which penetrates through the openings 9 and extends to the outside of the connecting rod 8, the left side of the connecting rod 8 is fixedly connected with two clamping blocks 15, and the two clamping blocks 15 are symmetrically distributed, the clamping block 15 is composed of rectangular clamping blocks and rectangular grooves, rectangular clamping grooves are formed in the opposite sides of the upper rectangular clamping block and the lower rectangular clamping block, a threaded cover 13 which is matched with the connecting rod 8 and is in contact with the vertical rod 11 is sleeved outside the connecting rod 8, a pressure spring 14 which is sleeved outside the connecting rod 8 and is in contact with the clamping block 15 is movably connected to the left side of the threaded cover 13, the angle of the clamping block 15 can be adjusted under the action of the connecting rod 8 through the rotating block 7 and the rotating groove 6, the threaded cover 13 moves rightwards under the combined action of the vertical rod 11 and the threaded cover 13 and is meshed with the rotating groove 6 by rotating the threaded cover 13 after the angle of the clamping block 15 is adjusted, the clamping block 15 is fixed, the distance between the upper movable block 4 and the lower movable block 4 is changed by rotating the threaded rod 3, and the device enables the upper movable block 4 and the lower movable block 4 to move rightwards under the combined action of the vertical rod 11 and the threaded cover 13 by rotating the threaded rod 3 after the angle of the clamping block 15 is changed The distance between them changes to the very stability that can fix when needs fix base plate 1 on support or horizontal pole, and can be applicable to different supports and fix, not only fixed more stable for the mode of rope, and have higher flexibility.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.