Leveling rod storage moving frame for teaching

Abstract

The utility model discloses a leveling rod storage moving frame for teaching, and relates to the technical field of teaching assistance. The device comprises two triangular placing frames, a leveling rod and a limiting fixing plate, a crossed telescopic piece is arranged between the two triangular placing frames, and a plurality of universal wheels are arranged at the bottoms of the triangular placing frames; the leveling rod is positioned on the inclined surface of the triangular placing frame; the end part of the limiting fixing plate is rotationally matched on the inclined surface of the triangular placing frame, the leveling rod is fixed on the triangular placing frame through the limiting fixing plate, and a baffle block is arranged on the inclined surface of the triangular placing frame. According to the utility model, the crossed telescopic piece is arranged between the two triangular placing frames, so that the two triangular placing frames can be folded when the leveling rod does not need to be stored, the occupied space of the two triangular placing frames is reduced, and meanwhile, the shorter leveling rod can be conveniently stored.

Description

Technical Field

[0001] The utility model belongs to the field of teaching assistance, and specifically relates to a mobile storage rack for teaching level rulers. Background Art

[0002] A large number of levels are often used in the school surveying and mapping instrument room, and there are many types of levels. Wooden levels are generally used in teaching, and the water storage and mobile rack is used to store and move the levels.

[0003] A Chinese patent with the announcement number CN213005193U discloses a long level rod storage rack for surveying and mapping projects, comprising a main body, a universal wheel fixedly connected to the lower surface of the main body, a storage layer provided on the upper surface of the main body, a hinge provided on one side of the front of the main body, a trapdoor movably connected to the main body via the hinge, a partition provided on one side of the interior of the main body, a storage cabinet provided on the other side of the interior of the main body, an identification card slot provided on one side of the front of the storage cabinet, a rectangular handle fixedly connected to the other side of the front of the storage cabinet, and a level rod slot movably connected to the interior of the storage cabinet. Although the long level rod storage rack for surveying and mapping projects can place the level rod in the level rod slot to prevent it from being placed together with miscellaneous items, causing problems such as wear and tear on the level rod, the above-mentioned storage rack is actually used because the length of the level rods in the school surveying and mapping instrument room can reach 3 meters. When the above-mentioned storage rack is not used to store the level rods, the storage rack is large in size, occupies a large space, and is inconvenient to move and place.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a mobile storage stand for teaching level rulers, thereby solving the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the basic concept of the technical solution adopted by the present invention is:

[0007] A mobile storage stand for teaching level rulers comprises: two triangular placement stands, a level ruler and a limit fixing plate; a cross telescopic member is provided between the two triangular placement stands; and a plurality of universal wheels are provided at the bottom of the triangular placement stands;

[0008] The level rod is located on the inclined surface of the triangular stand;

[0009] The end of the limit fixing plate is rotatably fitted on the inclined surface of the triangular placement frame, and the level rod is fixed on the triangular placement frame through the limit fixing plate. A stop block is provided on the inclined surface of the triangular placement frame, and a clamping piece that is engaged with the stop block is provided at the end of the limit fixing plate.

[0010] Optionally, the triangular placement rack includes a base plate, two diagonal support plates arranged on the upper side of the base plate and connected to each other, a placement plate arranged on the two diagonal support plates, and a limiting fixing plate located on the placement plate.

[0011] Optionally, a groove is provided on one side of the placement plate, a rotating shaft is rotatably fitted in the groove, and the end of the limiting fixing plate is installed on the circumferential side of the rotating shaft; a first placement groove is provided on the diagonal support plate, the stop block is located in the first placement groove, and a first inclined surface is provided on one side of the stop block at the notch of the first placement groove.

[0012] Optionally, a second placement slot is provided at the end of the limiting fixing plate, and the clamping member is located in the second placement slot; the clamping member includes a movable plate that rotates and elastically fits in the second placement slot, a clamping block installed at one end of the movable plate and corresponding to the stop block, a second inclined surface provided on one side of the clamping block and corresponding to the first inclined surface, and a pressing block installed at the other end of the movable plate and passing through the limiting fixing plate; a rotating rod is rotatably fitted in the second placement slot, the movable plate is installed on the circumference of the rotating rod, and an elastic member is provided at the connection between the rotating rod and the second placement slot; the elastic member includes a torsion spring or a spring.

[0013] After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art. Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described below at the same time:

[0014] By providing a cross telescopic piece between the two triangular placement racks, the two triangular placement racks can be folded when the level rod is not needed for storage, thereby reducing the space occupied by the two triangular placement racks and facilitating the storage of shorter level rods. By providing universal wheels under the triangular placement racks, the two triangular placement racks can drive the level rods to move, thereby facilitating the storage and placement of the level rods.

[0015] By means of the clamping piece provided on the limit fixing plate, it can be clamped with the block, and the level rod can be fixed on the triangular placement rack, thereby facilitating the fixation of the level rod placed on the triangular placement rack.

[0016] The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described below are only some embodiments. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0018] In the picture:

[0019] Figure 1 This is a schematic diagram of the triangle placement rack structure;

[0020] Figure 2Schematic diagram of the cross telescopic member structure;

[0021] Figure 3 This is a schematic diagram of the level rod structure;

[0022] Figure 4 It is a schematic diagram of the card structure.

[0023] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0024] Triangular placement frame 1, base plate 101, diagonal support plate 102, placement plate 103, level ruler 2, cross telescopic member 3, limit fixing plate 4, universal wheel 5, groove 6, first placement slot 7, block 8, second placement slot 9, clamping member 10, movable plate 1001, clamping block 1002, pressing block 1003, rotating rod 11, elastic member 12.

[0025] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0026] The present invention will now be described in further detail with reference to the accompanying drawings.

[0027] See also Figure 1-4 As shown, in this embodiment, a mobile storage stand for teaching level rulers is provided, comprising two triangular placement stands 1, a level ruler 2 and a limit fixing plate 4, a cross telescopic member 3 is provided between the two triangular placement stands 1, and a plurality of universal wheels 5 are provided at the bottom of the triangular placement stands 1;

[0028] The level rod 2 is located on the inclined surface of the triangular stand 1, wherein the level rod 2 is a 3m wooden teaching level rod;

[0029] The end of the limiting fixing plate 4 is rotatably engaged with the inclined surface of the triangular placing frame 1, and the level rod 2 is fixed on the triangular placing frame 1 through the limiting fixing plate 4. A stop block 8 is provided on the inclined surface of the triangular placing frame 1, and the end of the limiting fixing plate 4 is provided with a clamping part 10 that is clamped with the stop block 8.

[0030] One aspect of the application of this embodiment is as follows: when the level rod 2 needs to be stored, the level rod 2 is placed in order on the inclined surface of the triangular placement frame 1, and then the limiting fixing plate 4 is turned over to be parallel to the inclined surface of the triangular placement frame 1, and the clamping member 10 is clamped and fixed with the stopper 8. The limiting fixing plate 4 limits and fixes the level rod 2 on the inclined surface of the triangular placement frame 1, so that the level rod 2 can be stored;

[0031] When the level rod 2 is not needed to be stored, the two triangular placement racks 1 are pushed, and the two triangular placement racks 1 move relative to each other through the universal wheels 5. The cross telescopic parts 3 cross-contract between the two triangular placement racks 1, so that the two triangular placement racks 1 can be folded.

[0032] By providing a cross telescopic member 3 between the two triangular placement racks 1, the two triangular placement racks 1 can be folded when the level rod 2 is not needed to be stored, thereby reducing the space occupied by the two triangular placement racks 1 and making it convenient to store a shorter level rod. By providing a universal wheel 5 under the triangular placement rack 1, the two triangular placement racks 1 can drive the level rod to move, thereby facilitating the storage and placement of the level rod; by providing a clamping member 10 on the limit fixing plate 4, it can be clamped with the block 8, so that the level rod 2 can be fixed on the triangular placement rack 1, thereby facilitating the fixation of the level rod 2 placed on the triangular placement rack 1.

[0033] like Figure 2 As shown, specifically, the specific structure of the triangular placement rack 1 includes the following: a bottom plate 101, two diagonal support plates 102 arranged on the upper side of the bottom plate 101 and connected to each other, a placement plate 103 arranged on the two diagonal support plates 102, and a limiting fixing plate 4 located on the placement plate 103;

[0034] The level rods 2 are placed in order on the placement plate 103 of the diagonal support plate 102 , and the level rods 2 are stacked on the placement plate 103 , so that the level rods 2 can be placed on the diagonal support plate 102 for storage.

[0035] like Figure 3-4 As shown, a groove 6 is provided on one side of the placement plate 103 of this embodiment, a rotating shaft is rotatably fitted in the groove 6, and the end of the position-limiting fixing plate 4 is mounted on the circumference of the rotating shaft; a first placement groove 7 is provided on the diagonal support plate 102, and a stopper 8 is located in the first placement groove 7. A first inclined surface is provided on one side of the stopper 8 located at the notch of the first placement groove 7;

[0036] like Figure 4 As shown, the end of the limiting fixing plate 4 of this embodiment is provided with a second placement groove 9, and the clamping member 10 is located in the second placement groove 9;

[0037] like Figure 4As shown, specifically, the specific structure of the card 10 includes: a movable plate 1001 that rotates and elastically fits in the second placement groove 9, a card block 1002 installed at one end of the movable plate 1001 and corresponding to the stop block 8, a second inclined surface provided on one side of the card block 1002 and corresponding to the first inclined surface, and a pressing block 1003 installed at the other end of the movable plate 1001 and passing through the limiting fixed plate 4; a rotating rod 11 is rotatably fitted in the second placement groove 9, the movable plate 1001 is installed on the side of the rotating rod 11, and an elastic member 12 is provided at the connection between the rotating rod 11 and the second placement groove 9; the elastic member 12 includes a torsion spring or a spring, wherein the limiting fixed plate 4 is an L-shaped structure.

[0038] When it is necessary to fix the level rod 2 on the diagonal support plate 102, the limit fixing plate 4 is turned over to be horizontal with the diagonal support plate 102, and the second inclined surface of the clamping block 1002 squeezes the first inclined surface of the stopper 8, and the clamping block 1002 moves upward after being squeezed. When the limit fixing plate 4 contacts the level rod 2 on the diagonal support plate 102, the movable plate 1001 drives the clamping block 1002 to return to its original position through the elastic force of the elastic member 12, and the clamping block 1002 returns to its original position and engages with the stopper 8 in the first placement groove 7. The limit fixing plate 4 limits and fixes the level rod 2 on the diagonal support plate 102, so that the level rod 2 can be stored.

[0039] When it is necessary to take the level rod 2 on the diagonal support plate 102, press the pressing block 1003, the pressing block 1003 drives the movable plate 1001, the movable plate 1001 moves upward through the rotating rod 11 to drive the clamping block 1002 to move, the clamping block 1002 moves and disengages from the block 8, at this time, after flipping the limit fixing plate 4, the level rod 2 on the diagonal support plate 102 can be taken.

[0040] Specifically, the specific structure of the cross telescopic member 3 includes: a first movable arm, a second movable arm, a third movable arm and a fourth movable arm, the first movable arm and the second movable arm are connected by an upper hinge axis at the cross position, the third movable arm and the fourth movable arm are connected by a lower hinge axis at the cross position, one end of the first movable arm is movably connected to one end of the fourth movable arm by a long connecting axis, the other end of the first movable arm is movably connected to the other end of the fourth movable arm of the adjacent telescopic assembly by a long connecting axis, one end of the second movable arm is movably connected to one end of the third movable arm by a short connecting axis, and the other end of the second movable arm is movably connected to the other end of the third movable arm of the adjacent telescopic assembly by a short connecting axis, wherein the second and third movable arms can effectively utilize the space between the first and fourth movable arms, and can enable the two triangular placement frames 1 to be folded, reducing the space occupied by the two triangular placement frames 1, and at the same time making it convenient to store shorter level rods.

[0041] The present invention is not limited to the above-described embodiments. Any structural changes made under the guidance of the present invention should be understood by anyone. Any technical solution that is the same or similar to the present invention falls within the scope of protection of the present invention. The technology, shape, and structure not described in detail in the present invention are all known technologies.

Claims

1. A mobile storage stand for teaching level rulers, characterized in that: include: Two triangular placement racks (1), a cross telescopic member (3) is provided between the two triangular placement racks (1), and a plurality of universal wheels (5) are provided at the bottom of the triangular placement racks (1); A level rod (2), the level rod (2) is located on the inclined surface of the triangular placement frame (1); A limiting fixing plate (4) is provided, and an end portion of the limiting fixing plate (4) is rotatably engaged with an inclined surface of a triangular placement frame (1). The level rod (2) is fixed on the triangular placement frame (1) through the limiting fixing plate (4). A stopper (8) is provided on the inclined surface of the triangular placement frame (1). A clamping piece (10) is provided at an end portion of the limiting fixing plate (4) and is clamped with the stopper (8).

2. The mobile storage stand for teaching level rulers according to claim 1, characterized in that: The triangular placement rack (1) comprises a bottom plate (101), two diagonal support plates (102) arranged on the upper side of the bottom plate (101) and connected to each other, a placement plate (103) arranged on the two diagonal support plates (102), and a position limiting fixing plate (4) located on the placement plate (103).

3. The mobile storage stand for teaching level rulers according to claim 2, characterized in that: A groove (6) is provided on one side of the placement plate (103), a rotating shaft is rotatably fitted in the groove (6), and the end of the position-limiting fixing plate (4) is mounted on the circumference of the rotating shaft.

4. The mobile storage stand for teaching level rulers according to claim 2, characterized in that: A first placement groove (7) is provided on the diagonal support plate (102), a stopper (8) is located in the first placement groove (7), and a first inclined surface is provided on one side of the stopper (8) located at the notch of the first placement groove (7).

5. The mobile storage stand for teaching level rulers according to claim 1, characterized in that: A second placement groove (9) is provided at the end of the position-limiting fixing plate (4), and the clamping member (10) is located in the second placement groove (9).

6. The mobile storage stand for teaching level rulers according to claim 5, characterized in that: The clamping member (10) comprises a movable plate (1001) that rotates and elastically fits in the second placement groove (9), a clamping block (1002) mounted at one end of the movable plate (1001) and corresponding to the stopper (8), a second inclined surface disposed on one side of the clamping block (1002) and corresponding to the first inclined surface, and a pressing block (1003) mounted at the other end of the movable plate (1001) and penetrating the position-limiting fixed plate (4).

7. The mobile storage stand for teaching level rulers according to claim 6, characterized in that: A rotating rod (11) is rotatably fitted in the second placement groove (9), a movable plate (1001) is mounted on the circumference of the rotating rod (11), and an elastic member (12) is provided at the connection between the rotating rod (11) and the second placement groove (9).

8. The mobile storage stand for teaching level rulers according to claim 7, characterized in that: The elastic member (12) comprises a torsion spring or a spring.

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