CN209993230U

CN209993230U - Mechanical hydraulic system teaching aid

Info

Publication number: CN209993230U
Application number: CN201920589557.1U
Authority: CN
Inventors: 郭健
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-27
Filing date: 2019-04-27
Publication date: 2020-01-24
Anticipated expiration: 2029-04-27

Abstract

The utility model discloses a mechanical hydraulic system teaching aid, which comprises a box body, wherein one side of the box body is provided with a first groove, the upper end of the box body is provided with a second groove, the two inner side walls of the second groove are respectively provided with a third groove, the inner bottom end of the second groove is provided with an inner cavity, the inner cavity is internally provided with a telescopic rod, the upper end of the telescopic rod is fixedly connected with a bottom plate, the upper surface of the bottom plate is provided with a teaching aid body, the inside of the third groove is provided with a sliding block, the two groups of sliding blocks are respectively and fixedly connected with the two sides of the bottom plate, the inside of the first groove is embedded with a first magnet, a plate block is arranged inside the first groove, the bottom and the back of the plate block are embedded with iron sheets, and the upper and lower ends of the front of the plate block are both provided with a cross rod, the protection effect on the teaching aid is achieved.

Description

Mechanical hydraulic system teaching aid

Technical Field

The utility model relates to a hydraulic system technical field specifically is a machinery hydraulic system teaching aid.

Background

The hydraulic system is composed of a hydraulic oil tank, a hydraulic pump device and a hydraulic control device. The hydraulic oil tank is provided with an air filter, an oil filter, a liquid level indicator, a cleaning hole and the like. The hydraulic pump device comprises different hydraulic pumps of the same type, a driving motor, a coupling between the driving motor and the driving motor, and the like. The hydraulic control device refers to various valve elements and connecting bodies thereof which form a hydraulic system, and when the mechanical hydraulic system is taught, a hydraulic system teaching aid is required.

At present, the mechanical hydraulic system teaching aid is not convenient for explaining the working principle of a hydraulic system, and cannot achieve the protection effect on the teaching aid, so that the mechanical hydraulic system teaching aid is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a machinery hydraulic system teaching aid, the theory of operation of being convenient for explain hydraulic system reaches the guard action to the teaching aid to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mechanical hydraulic system teaching aid comprises a box body, wherein a first groove is formed in one side of the box body, a second groove is formed in the upper end of the box body, third grooves are formed in two side walls of the inner portion of the second groove, an inner cavity is formed in the bottom end of the inner portion of the second groove, a telescopic rod is installed inside the inner cavity, a bottom plate is fixedly connected to the upper end of the telescopic rod, a teaching aid body is installed on the upper surface of the bottom plate, sliding blocks are arranged inside the third groove, two groups of sliding blocks are fixedly connected with two sides of the bottom plate respectively, a first magnet is embedded inside the first groove, a plate is arranged inside the first groove, iron sheets are embedded in the bottom and the back of the plate, cross rods are arranged at the upper end and the lower end of the front of the plate, spring grooves are formed in the lower surface of each cross rod and the front of the plate, and springs are fixedly, the utility model discloses a box, including box, upper end, buckle, handle, upper end one side of box is equipped with first boss, just the upper end opposite side of box articulates through the hinge has the upper cover, the buckle is all installed to the upper surface both sides of upper cover, just the upper surface of upper cover is located two sets ofly install the handle between the buckle, the fourth recess has been seted up to one side that the upper end of box is located the upper cover, the inside of fourth recess is inlayed and is had second magnet.

Preferably, the telescopic link includes first branch and second branch, the fifth recess has been seted up to the upper end of first branch, the inside opening part of fifth recess is equipped with the baffle, just servo electric jar is installed to the inside bottom of fifth recess, lead screw in the servo electric jar and the bottom fixed connection of second branch, the bottom both sides of second branch all are equipped with the second boss.

Preferably, the number of the second bosses is the same as that of the baffles, and the second bosses are positioned below the baffles.

Preferably, the bottom of the box body is provided with four self-locking universal wheels, and the four self-locking universal wheels are respectively positioned at four corners of the bottom of the box body.

Preferably, both ends all are equipped with the stopper about the inside of third recess, the sliding block is located two sets of between the stopper.

Preferably, the number of the first bosses is the same as that of the buckles, and the first bosses are clamped with the buckles.

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

1. the plate is taken out of the first groove, the bottom of the plate is placed in the fourth groove, the second magnet can be adsorbed with an iron sheet at the bottom of the plate, the plate is fixed at the moment, the cross rod is pulled to place a working principle drawing of a hydraulic system on the plate, and after the cross rod is loosened, the cross rod can compress the drawing and fix the drawing under the action of the spring, so that the working principle of the hydraulic system can be explained conveniently;

2. through opening upper cover and telescopic link, can release the inside of second recess with the teaching aid body, the hydraulic system's of being convenient for teaching work, the time spent not, withdraws the inside of second recess with the teaching aid body, reaches the guard action to the teaching aid.

Drawings

Fig. 1 is a schematic structural view of the plate of the present invention located in the fourth groove;

FIG. 2 is a schematic view of the sectional structure inside the case of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic structural view of the back of the plate of the present invention;

fig. 5 is a schematic view of the bottom structure of the plate of the present invention;

FIG. 6 is a schematic view of the fitting structure of the plate and the cross bar of the present invention;

fig. 7 is a schematic view of the telescopic rod structure of the present invention.

In the figure: 1 box, 2 first recess, 3 second recesses, 4 third recesses, 5 inner chambers, 6 telescopic links, 601 first branch, 602 second branch, 603 fifth recesses, 604 baffle, 605 servo electric jar, 606 lead screw, 607 second boss, 7 bottom plates, 8 teaching aid bodies, 9 sliding blocks, 10 first magnet, 11 plates, 12 iron sheets, 13 horizontal poles, 14 spring grooves, 15 springs, 16 first boss, 17 hinges, 18 upper cover, 19 buckles, 20 handles, 21 fourth recesses, 22 second magnet, 23 stopper, 24 auto-lock universal wheels.

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. 1-7, the present invention provides a technical solution: a mechanical hydraulic system teaching aid comprises a box body 1, wherein a first groove 2 is formed in one side of the box body 1, a second groove 3 is formed in the upper end of the box body 1, third grooves 4 are formed in two side walls of the inner portion of the second groove 3, an inner cavity 5 is formed in the bottom end of the inner portion of the second groove 3, an expansion rod 6 is installed inside the inner cavity 5, a bottom plate 7 is fixedly connected to the upper end of the expansion rod 6, a teaching aid body 8 is installed on the upper surface of the bottom plate 7, sliding blocks 9 are arranged inside the third grooves 4, the two groups of sliding blocks 9 are respectively and fixedly connected with two sides of the bottom plate 7, a first magnet 10 is embedded inside the first groove 2, a plate 11 is arranged inside the first groove 2, iron sheets 12 are embedded in the bottom and the back of the plate 11, and the plate 11 is taken out of the first groove 2, the bottom of the plate 11 is placed in the fourth groove 21, the second magnet 22 can be adsorbed with the iron sheet 12 at the bottom of the plate 11, the plate 11 is fixed, the cross rod 13 is pulled to place a working principle drawing of a hydraulic system on the plate 11, and after the cross rod 13 is loosened, the cross rod 13 can compress and fix the drawing under the action of the spring 15, so that the working principle of the hydraulic system can be explained conveniently; the upper end and the lower end of the front surface of the plate 11 are respectively provided with a cross rod 13, spring grooves 14 are respectively formed in the lower surface of each cross rod 13 and the front surface of the plate 11, springs 15 are fixedly connected between the two groups of spring grooves 14, a first boss 16 is arranged on one side of the upper end of the box body 1, an upper cover 18 is hinged to the other side of the upper end of the box body 1 through hinges 17, the teaching aid body 8 can be pushed out of the inner part of the second groove 3 by opening the upper cover 18 and the telescopic rod 6, teaching work of a hydraulic system is facilitated, and when the teaching aid is not used, the teaching aid body 8 is retracted into the inner part of the second groove 3, so; buckle 19 is all installed to the upper surface both sides of upper cover 18, just the upper surface of upper cover 18 is located two sets of install handle 20 between the buckle 19, fourth recess 21 has been seted up to one side that the upper end of box 1 is located upper cover 18, the inside of fourth recess 21 is inlayed and is had second magnet 22.

Further, the telescopic rod 6 comprises a first supporting rod 601 and a second supporting rod 602, a fifth groove 603 is formed in the upper end of the first supporting rod 601, a baffle 604 is arranged at an inner opening of the fifth groove 603, a servo electric cylinder 605 is mounted at the bottom end of the fifth groove 603, a lead screw 606 in the servo electric cylinder 605 is fixedly connected with the bottom of the second supporting rod 602, second bosses 607 are arranged on two sides of the bottom end of the second supporting rod 602, and the telescopic function of the telescopic rod 6 can be achieved through the lead screw 606 in the servo electric cylinder 605 and the bottom of the second supporting rod 602 which are fixedly connected.

Furthermore, the number of the second bosses 607 is the same as the number of the baffles 604, the second bosses 607 are located below the baffles 604, and the second struts 602 are effectively prevented from completely separating from the interior of the fifth grooves 603 by the second bosses 607 being located below the baffles 604.

Furthermore, the bottom of the box body 1 is provided with four self-locking universal wheels 24, the four self-locking universal wheels 24 are respectively positioned at four corners of the bottom of the box body 1, and the self-locking universal wheels 24 are arranged at the bottom of the box body 1, so that the box body 1 can be conveniently moved.

Further, both ends all are equipped with stopper 23 about the inside of third recess 4, sliding block 9 is located two sets of between the stopper 23, be located two sets of through sliding block 9 between the stopper 23, can avoid effectively that sliding block 9 breaks away from the inside condition of third recess 4.

Further, the quantity of first boss 16 is unanimous with buckle 19's quantity, just first boss 16 is in the same place with buckle 19 joint, is in the same place through first boss 16 and buckle 19 joint, can be in the same place upper cover 18 and the fixed merger of box 1, reaches the purpose that covers comprehensively in second recess 3 top, and then can reach the work to the protection of teaching aid body 8.

The working principle is as follows: this machinery hydraulic system teaching aid, take out plate 11 from first recess 2's inside, arrange plate 11's bottom in the inside of fourth recess 21, second magnet 22 can adsorb together with the iron sheet 12 of plate 11 bottom, reach the fixed work to plate 11 this moment, pulling horizontal pole 13 is placed hydraulic system's theory of operation drawing on plate 11, loosen horizontal pole 13 back, under spring 15's effect, horizontal pole 13 can compress tightly fixed work to the drawing, be convenient for explain hydraulic system's theory of operation, through opening upper cover 18 and telescopic link 6, can release the inside of second recess 3 with teaching aid body 8, the hydraulic system's of being convenient for teaching work, when not, withdraw the inside of second recess 3 with teaching aid body 8, reach the guard action to teaching aid body 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machinery hydraulic system teaching aid, includes box (1), its characterized in that: a first groove (2) is formed in one side of the box body (1), a second groove (3) is formed in the upper end of the box body (1), third grooves (4) are formed in two side walls of the inner portion of the second groove (3), an inner cavity (5) is formed in the bottom end of the inner portion of the second groove (3), a telescopic rod (6) is installed inside the inner cavity (5), a bottom plate (7) is fixedly connected to the upper end of the telescopic rod (6), a teaching aid body (8) is installed on the upper surface of the bottom plate (7), sliding blocks (9) are arranged inside the third groove (4), the two groups of sliding blocks (9) are fixedly connected with two sides of the bottom plate (7) respectively, a first magnet (10) is inlaid inside the first groove (2), a plate block (11) is arranged inside the first groove (2), and iron sheets (12) are inlaid in the bottom and the back of the plate (11), just both ends all are equipped with horizontal pole (13) about the front of plate (11), spring groove (14), two sets of have all been seted up with the front of plate (11) to the lower surface of horizontal pole (13) spring groove (15) between spring groove (14), upper end one side of box (1) is equipped with first boss (16), just the upper end opposite side of box (1) articulates through hinge (17) has upper cover (18), buckle (19) are all installed to the upper surface both sides of upper cover (18), just the upper surface of upper cover (18) is located two sets of install handle (20) between buckle (19), fourth recess (21) have been seted up to one side that the upper end of box (1) is located upper cover (18), the inside of fourth recess (21) is inlayed and is had second magnet (22).

2. A mechanical hydraulic system teaching aid as claimed in claim 1, wherein: the telescopic rod (6) comprises a first supporting rod (601) and a second supporting rod (602), a fifth groove (603) is formed in the upper end of the first supporting rod (601), a baffle (604) is arranged at an inner opening of the fifth groove (603), a servo electric cylinder (605) is installed at the inner bottom end of the fifth groove (603), a lead screw (606) in the servo electric cylinder (605) is fixedly connected with the bottom of the second supporting rod (602), and second bosses (607) are arranged on two sides of the bottom end of the second supporting rod (602).

3. A mechanical hydraulic system teaching aid as claimed in claim 2, wherein: the number of the second bosses (607) is the same as that of the baffles (604), and the second bosses (607) are positioned below the baffles (604).

4. A mechanical hydraulic system teaching aid as claimed in claim 1, wherein: the self-locking universal wheel (24) is installed at the bottom of the box body (1), four groups of self-locking universal wheels (24) are arranged, and the four groups of self-locking universal wheels (24) are respectively located at four corners of the bottom of the box body (1).

5. A mechanical hydraulic system teaching aid as claimed in claim 1, wherein: both ends all are equipped with stopper (23) about the inside of third recess (4), sliding block (9) are located two sets of between stopper (23).

6. A mechanical hydraulic system teaching aid as claimed in claim 1, wherein: the number of the first bosses (16) is the same as that of the buckles (19), and the first bosses (16) are clamped with the buckles (19).