CN212256758U

CN212256758U - Demonstration device convenient to adjust for computer network technology development

Info

Publication number: CN212256758U
Application number: CN202021155262.2U
Authority: CN
Inventors: 姚春丽
Original assignee: Shanghai Qinyu Information Technology Co ltd
Current assignee: Shanghai Qinyu Information Technology Co ltd
Priority date: 2020-06-21
Filing date: 2020-06-21
Publication date: 2020-12-29
Anticipated expiration: 2030-06-21

Abstract

The utility model discloses a demonstration device convenient for adjustment for developing computer network technology, which comprises a base, a shell and a writing screen, wherein the interior of the base is provided with a mounting groove, the right side of the base is inserted with a crank through a through groove, the crank extends to the interior of the mounting groove, the left side of the crank is fixedly provided with a lead screw, the lead screw is inserted into a bearing at the left side of the mounting groove, the threads at the two ends of the lead screw are opposite, the outer surface of the lead screw is fixedly provided with two movable blocks, the top ends of the movable blocks are fixedly provided with connecting pieces, and the top ends of the connecting pieces are fixedly connected on the shell, the sliding structure formed by the first sliding block and the first sliding groove can ensure that the device has more stability when the height is adjusted.

Description

Demonstration device convenient to adjust for computer network technology development

Technical Field

The utility model relates to a computer network technical field specifically is a computer network technology develops with presentation device who is convenient for adjust.

Background

Computer networking technology is the product of a combination of communication technology and computer technology. The computer network is a collection of computers distributed on earth and independent of each other according to network protocol, the connecting medium can be cable, twisted pair, optical fiber, microwave, carrier wave or communication satellite, the computer network has the function of sharing hardware, software and data resources, and has the ability of centralized processing, management and maintenance of shared data resources.

The computer network comprises a computer and a network, wherein the computer is also called an electronic computer and is commonly called a computer, and the computer is modern intelligent electronic equipment which can operate according to programs and automatically process mass data at a high speed.

In the process of computer network technology development, the electronic blackboard is usually required to be used for demonstrating development contents, the existing electronic blackboard is used, scientific research personnel can not write or operate the uppermost area generally, and the problem is solved by designing a demonstration device which is convenient to adjust and used for computer network technology development.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a presentation device that computer network technology was developed with being convenient for to adjust to solve the current blackboard that proposes in the above-mentioned background art when using, scientific research personnel can't write or operate very inconvenient problem to the region of top usually.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a presentation device convenient to adjust for computer network technology development, includes base, casing and writing screen, the mounting groove has been seted up to the inside of base, the crank has been inserted through leading to the groove in the right side of base, and the crank extends to the inside of mounting groove, the left side fixed mounting of crank has the lead screw, the lead screw inserts inside the left bearing of mounting groove, and the both ends screw thread of lead screw is opposite, the fixed surface of lead screw installs the movable block, and the quantity of movable block is two, the equal fixed mounting in top of movable block has the connecting piece, and the top fixed connection of connecting piece is on the casing, the bottom fixedly connected with power cord of casing, the positive fixed mounting of casing has control switch.

Preferably, the output end of the power line is electrically connected with the input end of the control switch through a wire, and the output end of the control switch is electrically connected with the input end of the writing screen through a wire.

Preferably, the bottom of movable block all fixed mounting have first slider, first spout has been seted up to the bottom of mounting groove, and first spout and first slider constitute a sliding structure.

Preferably, the front of writing the screen is provided with clean pole, one side fixed mounting that clean pole is close to the writing screen has clean sponge, and clean sponge and writing screen mutually support, the activity groove has all been seted up on the inboard left side of casing and right side, the inside all fixed mounting in activity groove has the extrusion spring, the top all fixed mounting of extrusion spring has the pulling piece, the pulling piece is close to one side all fixed mounting each other has the U-shaped to hold the seat, and the U-shaped holds the seat and all mutually supports with clean pole, the pulling piece all fixed mounting in one side of keeping away from each other has the second slider, the second spout has all been seted up to one side that the activity groove was kept away from each other, and the second spout all constitutes sliding structure with the second slider.

Preferably, the top end and the bottom end of the U-shaped clamping seat are both provided with second thread grooves, the top end and the bottom end of the cleaning rod are both provided with first thread grooves, threaded rods are mounted inside the second thread grooves through threads, and the threaded rods extend to the inside of the first thread grooves.

Preferably, the bottom of the inner side of the shell is provided with a slot, and a dust storage box is inserted into the slot.

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

1. through being provided with crank, movable block, lead screw and connecting piece for this device can adjust the height that corresponds according to scientific research personnel's height, and further through being provided with first slider and first spout, the sliding structure that first slider and first spout are constituteed can make this device more have stability when height-adjusting.

2. Through being provided with clean sponge, the clean pole, U-shaped clamping seat, the pulling piece, the movable groove, the second spout, extrusion spring and second slider, make this device can be swiftly the efficient clean the surperficial dust of writing the screen, thereby accuracy and sensitivity when having guaranteed scientific research personnel to writing the screen and operating, further through being provided with the second thread groove, threaded rod and first thread groove, make clean pole and clean sponge can be dismantled, convenience very, further through being provided with dust receiver and slot, make the dust can be collected, the practicality of this device has been increased.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic back view of the structure of the cleaning rod of the present invention;

fig. 4 is a partially enlarged schematic view of a structure in fig. 1 according to the present invention.

In the figure: 1. a power line; 2. a movable block; 3. a first chute; 4. mounting grooves; 5. a base; 6. a first slider; 7. a crank; 8. a screw rod; 9. a connecting member; 10. a slot; 11. a movable groove; 12. pulling the block; 13. a U-shaped clamping seat; 14. a cleaning rod; 15. a writing screen; 16. a second chute; 17. a compression spring; 18. a storage box; 19. a control switch; 20. cleaning the sponge; 21. a threaded rod; 22. a first thread groove; 23. a second thread groove; 24. a second slider; 25. a housing.

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 an embodiment:

a demonstration device convenient to adjust for development of computer network technology comprises a base 5, a shell 25 and a writing screen 15, wherein a mounting groove 4 is formed in the base 5, a crank 7 is inserted into the right side of the base 5 through a through groove, the crank 7 extends into the mounting groove 4, a screw 8 is fixedly mounted on the left side of the crank 7, the screw 8 is inserted into a bearing on the left side of the mounting groove 4, threads of two ends of the screw 8 are opposite, two movable blocks 2 are fixedly mounted on the outer surface of the screw 8, the number of the movable blocks 2 is two, connecting pieces 9 are fixedly mounted at the top ends of the movable blocks 2, the top ends of the connecting pieces 9 are fixedly connected to the shell 25, first sliding blocks 6 are fixedly mounted at the bottom ends of the movable blocks 2, a first sliding groove 3 is formed in the bottom end of the mounting groove 4, the first sliding groove 3 and the first sliding block 6 form a sliding structure, and the sliding structure formed by the first sliding block 6 and, the device has more stability when adjusting the height.

The bottom end of the shell 25 is fixedly connected with a power line 1, the front of the shell 25 is fixedly provided with a control switch 19, the output end of the power line 1 is electrically connected with the input end of the control switch 19 through a lead, the output end of the control switch 19 is electrically connected with the input end of the writing screen 15 through a lead, the front of the writing screen 15 is provided with a cleaning rod 14, one side of the cleaning rod 14 close to the writing screen 15 is fixedly provided with a cleaning sponge 20, the cleaning sponge 20 is matched with the writing screen 15, the left side and the right side of the inner side of the shell 25 are both provided with a movable groove 11, the inner parts of the movable grooves 11 are both fixedly provided with an extrusion spring 17, the top ends of the extrusion springs 17 are both fixedly provided with a pulling block 12, one side of the pulling block 12 close to each other is both fixedly provided with a U-shaped clamping seat 13, the U-shaped clamping seat 13 is matched with, second spout 16 has all been seted up to the one side that the activity groove 11 kept away from each other, and second spout 16 all constitutes sliding structure with second slider 24 for this device can be swiftly the efficient clean the surface dust of writing screen 15, thereby accuracy and sensitivity when having guaranteed scientific research personnel to operate writing screen 15.

The top end and the bottom end of the U-shaped clamping seat 13 are both provided with second thread grooves 23, the top end and the bottom end of the cleaning rod 14 are both provided with first thread grooves 22, the threaded rods 21 are mounted inside the second thread grooves 23 through threads, and the threaded rods 21 extend to the inside of the first thread grooves 22, so that the cleaning rod 14 and the cleaning sponge 20 can be detached very conveniently.

The bottom end of the inner side of the housing 25 is opened with a slot 10, and a dust storage box 18 is inserted into the slot 10, so that dust can be collected.

The working principle is as follows: all the electrical appliances used in the present application are commercially available products, and the principles thereof are well known to those skilled in the art, and therefore, they will not be described herein again.

When the scientific research personnel need use this device demonstration computer network technology's development content, at first the scientific research personnel can insert the power with power cord 1, inserts the power back when power cord 1, and scientific research personnel accessible control switch 19 opens writing screen 15, and when writing screen 15 was opened, the scientific research personnel can demonstrate the development content of computer network technology through writing screen 15.

When the scientific research personnel need to adjust the height of the device, and the first condition needs to be adjusted, the scientific research personnel can rotate the crank 7 clockwise, when the crank 7 is rotated clockwise, the screw rod 8 is driven to rotate clockwise, at this time, because the threads at the two ends of the screw rod 8 are opposite, the two movable blocks 2 can move close to each other, when the two movable blocks 2 move close to each other, the connecting piece 9 can immediately push the device to be lifted, and when the second condition needs to be lowered, scientific research personnel can rotate the crank 7 counterclockwise, when the crank 7 is rotated counterclockwise, the screw rod 8 is driven to rotate counterclockwise, at this time, because the threads at the two ends of the screw rod 8 are opposite, the two movable blocks 2 can move away from each other, when the two movable blocks 2 move away from each other, the connecting piece 9 immediately drives the device to lower, and the whole operation process is finished.

When a scientific researcher needs to clean dust on the surface of the writing screen 15, the scientific researcher can hold the cleaning rod 14 with a hand and apply a downward force to the cleaning rod 14, when the cleaning rod 14 is subjected to the downward force, the cleaning rod 14 moves downward by using a sliding structure formed by the second sliding chute 16 and the second sliding block 24, the extrusion spring 17 is extruded and contracted in the downward movement process, at this time, the scientific researcher continues to hold the cleaning rod 14 with the hand and apply the downward force to the cleaning rod 14, at this time, the cleaning rod 14 is moved to the bottommost end, then the scientific researcher stops applying the force, at this time, the cleaning rod 14 is pushed to the original position by elastic potential energy generated by the extrusion spring 17, and the whole operation flow is finished.

When the scientific research personnel need to dismantle and clean the cleaning rod 14, the scientific research personnel can unscrew the threaded rod 21 from the interiors of the first thread groove 22 and the second thread groove 23 through tools, the cleaning rod 14 is taken out immediately after the threaded rod 21 is unscrewed from the interiors of the first thread groove 22 and the second thread groove 23, and when the cleaning rod 14 needs to be put back after being dismantled and cleaned, the scientific research personnel only need to carry out the reverse operation to finish the putting back of the cleaning rod 14, so that a complete operation flow is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Claims

1. The utility model provides a presentation device convenient to adjust for computer network technology development, includes base (5), casing (25) and writing screen (15), its characterized in that: mounting groove (4) have been seted up to the inside of base (5), crank (7) have been inserted through leading to groove in the right side of base (5), and crank (7) extend to the inside of mounting groove (4), the left side fixed mounting of crank (7) has lead screw (8), lead screw (8) insert inside the left bearing of mounting groove (4), and the both ends screw thread of lead screw (8) is opposite, the fixed surface of lead screw (8) installs movable block (2), and the quantity of movable block (2) is two, the equal fixed mounting in top of movable block (2) has connecting piece (9), and the top fixed connection of connecting piece (9) is on casing (25), the bottom fixedly connected with power cord (1) of casing (25), the positive fixed mounting of casing (25) has control switch (19).

2. A computer network technology development adjustable presentation device as claimed in claim 1, wherein: the output end of the power line (1) is electrically connected with the input end of the control switch (19) through a lead, and the output end of the control switch (19) is electrically connected with the input end of the writing screen (15) through a lead.

3. A computer network technology development adjustable presentation device as claimed in claim 1, wherein: the bottom of movable block (2) is fixed mounting all has first slider (6), first spout (3) have been seted up to the bottom of mounting groove (4), and a sliding structure is constituteed with first slider (6) in first spout (3).

4. A computer network technology development adjustable presentation device as claimed in claim 1, wherein: the front of the writing screen (15) is provided with a cleaning rod (14), one side of the cleaning rod (14) close to the writing screen (15) is fixedly provided with a cleaning sponge (20), the cleaning sponge (20) is matched with the writing screen (15), the left side and the right side of the inner side of the shell (25) are provided with movable grooves (11), the inner parts of the movable grooves (11) are fixedly provided with extrusion springs (17), the top ends of the extrusion springs (17) are fixedly provided with pulling blocks (12), one sides of the pulling blocks (12) close to each other are fixedly provided with U-shaped clamping seats (13), the U-shaped clamping seats (13) are matched with the cleaning rod (14), one sides of the pulling blocks (12) far away from each other are fixedly provided with second sliding blocks (24), one sides of the movable grooves (11) far away from each other are provided with second sliding grooves (16), and the second sliding grooves (16) and the second sliding blocks (24) form a sliding structure.

5. An adjustable demonstration device for computer network technology development according to claim 4, wherein: the top end and the bottom end of the U-shaped clamping seat (13) are both provided with second thread grooves (23), the top end and the bottom end of the cleaning rod (14) are both provided with first thread grooves (22), threaded rods (21) are mounted inside the second thread grooves (23) through threads, and the threaded rods (21) all extend to the inside of the first thread grooves (22).

6. A computer network technology development adjustable presentation device as claimed in claim 1, wherein: the bottom of casing (25) inboard has seted up slot (10), dust receiver (18) have been inserted to the inside of slot (10).