CN211319521U

CN211319521U - Economic management teaching training is with show board fixing device

Info

Publication number: CN211319521U
Application number: CN201922148891.6U
Authority: CN
Inventors: 罗伟
Original assignee: Qujing Normal University
Current assignee: Qujing Normal University
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-21
Anticipated expiration: 2029-12-04

Abstract

The utility model belongs to the technical field of the training apparatus, a economic management teaching training is with show board fixing device is disclosed, stand including hollow structure, the one end of stand is connected with the base, the outside movable sleeve of stand is equipped with the arc cover, the top side welding of arc cover has L type couple, the cardboard has all been welded at the both ends of arc cover, and the cardboard sliding connection that is located the rear side in two cardboards is on the cardboard that is located the front side, the below of arc cover is equipped with the montant of two vertical settings, and the top welding of two montants has same threaded rod, the threaded rod is located the below of arc cover, the outside at the threaded rod is cup jointed to the equal screw thread of two cardboards, and the welding of one side bottom that two montants are close. The utility model has the advantages of reasonable design, convenient operation can fix the arc cover in the not co-altitude department of stand fast, and then conveniently erects the show board fast, and conveniently adjusts show board high position, and the acquisition cost is low, is fit for using widely.

Description

Economic management teaching training is with show board fixing device

Technical Field

The utility model relates to a training apparatus technical field especially relates to an economic management teaching training is with show board fixing device.

Background

When economic management teaching training, often need utilize the show board to demonstrate. The existing display board is mostly made of composite boards, the self weight is large, and a hanging ring at the back of the display board is easy to loosen, so that the use is influenced. Through the retrieval, the patent document that application number is 201620118162.X discloses an economic management teaching training is with show board fixing device, economic management teaching training contain a fixed bolster with show board fixing device, the head of fixed bolster be equipped with a guide lug, the afterbody of fixed bolster be equipped with the support base plate of a pair of parallel arrangement's "T" font. This economic management teaching training is with show board fixing device has following advantage: when the fixing support is used, a user can adjust the height of the fixing support along the guide sleeve according to needs, and then pulls the locking handle, so that the locking protruding head is tightly propped against the guide sleeve, and the fixing of the fixing support is completed. Finally, the user can directly hang the rings at the back of the display board on the hook head of the suspension frame, the fixation is firm and reliable, the adjustment is convenient, the bearing capacity is large, and the practicability is strong. In addition, due to the fact that double pipes are used for fixing, the fixing support is not prone to shaking, and sliding is stable and reliable.

But above-mentioned design still has the weak point, and the economic management teaching training of above-mentioned design is with show board fixing device structural design is more complicated, and acquisition cost is high, needs two locking handles of rotating simultaneously just can lock the fixed bolster position, and the operation is comparatively troublesome, therefore we have proposed economic management teaching training and have used for solving above-mentioned problem with show board fixing device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the economic management teaching training that proposes is with show board fixing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

economic management teaching training is with show board fixing device, stand including hollow structure, the one end of stand is connected with the base, the outside movable sleeve of stand is equipped with the arc cover, the top side welding of arc cover has L type couple, the cardboard has all been welded at the both ends of arc cover, and the cardboard sliding connection that is located the rear side in two cardboards is on the cardboard that is located the front side, the below of arc cover is equipped with the montant of two vertical settings, and the top welding of two montants has same threaded rod, the threaded rod is located the below of arc cover, and the equal screw thread of two cardboards cup joints in the outside of threaded rod, and the welding of one side bottom that two montants are close to each other has same pull rod.

Preferably, the outside of threaded rod is provided with two sets of external screw threads that revolve to opposite, and first screw hole has all been seted up to one side that two cardboards are close to each other, and two first screw holes mesh with corresponding external screw thread mutually for the threaded rod will tighten up two cardboards after the rotation.

Preferably, the rear side of the cardboard that is located the front side in two cardboards has welded two steel axles, and the threaded rod is located between two steel axles, and the rear side of the cardboard that is located the rear side in two cardboards is opened and is equipped with the guiding hole with steel axle looks adaptation, steel axle and corresponding guiding hole sliding connection for two cardboards keep parallel and steady smooth and easy relative slip.

Preferably, the fixed rubber sleeve that has cup jointed in the outside of pull rod, one side welding that the base is close to the stand has the one end of positioning screw, and positioning screw's the other end extends to the inboard of stand, the one end inboard of stand be provided with the second screw hole and with positioning screw threaded connection, realize the base and be connected with dismantling of stand.

Preferably, the pitch of external screw thread is 0.1 ~ 0.2 millimeter, and the external screw thread is trapezoidal screw thread, and trapezoidal screw thread is not fragile, increases external screw thread life.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the base can be arranged on the stand column by aligning the positioning screw rod with the second threaded hole on the stand column and screwing the positioning screw rod into the second threaded hole to enable one end of the stand column, which is provided with the second threaded hole, to be tightly attached to the base;

(2) place subaerial through the one side that does not set up positioning screw with the base, remove and adjust the height of arc cover, when the highly suitable of arc cover, keep the arc cover motionless, slowly press down the rubber sleeve, the rubber sleeve drives two montants through the pull rod and deflects downwards, the threaded rod drives two cardboards to being close to each other when rotatory, two cardboards tighten up the both ends of arc cover and laminate in the outside of stand, alright fix the arc cover at the outside position of stand, directly hang L type couple with rings or the tether at the show board back, alright erect the show board fast.

The utility model has the advantages of reasonable design, convenient operation can fix the arc cover in the not co-altitude department of stand fast, and then conveniently erects the show board fast, and conveniently adjusts show board high position, and the acquisition cost is low, is fit for using widely.

Drawings

Fig. 1 is a schematic structural view of a display board fixing device for economic management teaching and training of the present invention;

FIG. 2 is a schematic side view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is the utility model provides a back view of economic management teaching training is with show board fixing device's cardboard.

In the figure: 1. a column; 2. an arc-shaped sleeve; 3. an L-shaped hook; 4. clamping a plate; 5. a threaded hole; 6. a threaded rod; 7. a vertical rod; 8. a pull rod; 9. a rubber sleeve; 10. an external thread; 11. a base; 12. a second threaded hole; 13. positioning a screw rod; 14. a steel shaft; 15. and (4) a guide hole.

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.

Referring to fig. 1-4, economic management teaching training is with show board fixing device, stand 1 including hollow structure, the one end of stand 1 is connected with base 11, the outside movable sleeve of stand 1 is equipped with arc cover 2, the top side welding of arc cover 2 has L type couple 3, cardboard 4 has all been welded at the both ends of arc cover 2, and cardboard 4 sliding connection that is located the rear side in two cardboard 4 is on cardboard 4 that is located the front side, the below of arc cover 2 is equipped with the montant 7 of two vertical settings, and the top welding of two montants 7 has same threaded rod 6, threaded rod 6 is located the below of arc cover 2, the equal screw thread of two cardboard 4 cup joints in the outside of threaded rod 6, and the bottom welding of one side that two montants 7 are close to each other has same pull rod 8.

In this embodiment, the outside of threaded rod 6 is provided with two sets of external screw threads 10 that revolve to opposite, and first screw hole 5 has all been seted up to one side that two cardboard 4 are close to each other, and two first screw holes 5 mesh with corresponding external screw thread 10 mutually for threaded rod 6 will tighten up two cardboard 4 after rotatory.

In this embodiment, the rear side of the cardboard 4 that is located the front side in two cardboards 4 has welded two steel shafts 14, and threaded rod 6 is located between two steel shafts 14, and the rear side of the cardboard 4 that is located the rear side in two cardboards 4 is opened and is equipped with the guiding hole 15 with 14 looks adaptations of steel shaft, steel shaft 14 and corresponding guiding hole 15 sliding connection for two cardboard 4 keep parallel and steady smooth and easy relative slip.

In this embodiment, the fixed rubber sleeve 9 that has cup jointed in the outside of pull rod 8, and the welding of base 11 is close to one side of stand 1 has the one end of positioning screw 13, and positioning screw 13's the other end extends to the inboard of stand 1, and the one end inboard of stand 1 is provided with second screw hole 12 and with positioning screw 13 threaded connection, realizes being connected with dismantling of stand 1 to base 11.

In this embodiment, the pitch of external screw thread 10 is 0.1 ~ 0.2 millimeter, and external screw thread 10 is trapezoidal screw thread, and trapezoidal screw thread is not fragile, increases external screw thread 10 life.

The working principle is as follows: in the using process, firstly, the positioning screw 13 is aligned to the second threaded hole 12 on the upright post 1, the positioning screw 13 is screwed into the second threaded hole 12, and the end of the upright post 1 provided with the second threaded hole 12 is tightly attached to the base 11, so that the base 11 can be installed on the upright post 1, one side of the base 11 not provided with the positioning screw 13 is placed on the ground, the height of the arc-shaped sleeve 2 is moved and adjusted, when the height of the arc-shaped sleeve 2 is proper, the arc-shaped sleeve 2 is kept still, the rubber sleeve 9 is slowly pressed downwards, the rubber sleeve 9 drives the two vertical rods 7 to deflect downwards through the pull rod 8, the vertical rods 7 drive the threaded rod 6 to rotate in the first threaded hole 5, because the rotation directions of the two groups of external threads 10 on the threaded rod 6 are opposite, the threaded rod 6 drives the two clamping plates 4 to move towards the directions close to each other through the external threads 10 when rotating, at the clamping plates 4 positioned at the, two cardboard 4 drive the both ends of arc cover 2 and press from both sides tightly each other and laminate in the outside of stand 1, alright fix arc cover 2 at the outside position of stand 1, directly hang the rings or the tether at the show board back to L type couple 3 on, alright erect the show board fast.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The display board fixing device for economic management teaching and training comprises a vertical column (1) with a hollow structure, wherein one end of the vertical column (1) is connected with a base (11), it is characterized in that the outer side of the upright post (1) is movably sleeved with an arc-shaped sleeve (2), an L-shaped hook (3) is welded on the top side of the arc-shaped sleeve (2), clamping plates (4) are welded on both ends of the arc-shaped sleeve (2), and the clamping plate (4) positioned at the rear side of the two clamping plates (4) is connected on the clamping plate (4) positioned at the front side in a sliding way, two vertical rods (7) which are vertically arranged are arranged below the arc-shaped sleeve (2), the top ends of the two vertical rods (7) are welded with the same threaded rod (6), the threaded rod (6) is positioned below the arc-shaped sleeve (2), the two clamping plates (4) are both sheathed outside the threaded rod (6) in a threaded manner, and the bottom of one side of the two vertical rods (7) which are close to each other is welded with the same pull rod (8).

2. The economic management teaching and training display board fixing device as claimed in claim 1, wherein two sets of external threads (10) with opposite rotation directions are arranged on the outer side of the threaded rod (6), the first threaded holes (5) are formed in the sides, close to each other, of the two clamping plates (4), and the two first threaded holes (5) are meshed with the corresponding external threads (10).

3. The economic management teaching and training display board fixing device as claimed in claim 1, wherein two steel shafts (14) are welded to the rear side of the clamping board (4) located on the front side of the two clamping boards (4), the threaded rod (6) is located between the two steel shafts (14), guide holes (15) matched with the steel shafts (14) are formed in the rear side of the clamping board (4) located on the rear side of the two clamping boards (4), and the steel shafts (14) are slidably connected with the corresponding guide holes (15).

4. The economic management teaching and training display board fixing device as claimed in claim 1, wherein a rubber sleeve (9) is fixedly sleeved on the outer side of the pull rod (8), one end of a positioning screw (13) is welded on one side of the base (11) close to the upright post (1), the other end of the positioning screw (13) extends to the inner side of the upright post (1), and a second threaded hole (12) is formed in the inner side of one end of the upright post (1) and is in threaded connection with the positioning screw (13).

5. The economic management teaching and training display board fixing device as claimed in claim 2, wherein the thread pitch of the external thread (10) is 0.1-0.2 mm, and the external thread (10) is a trapezoidal thread.