CN209654110U - A kind of teaching engine mockup being conveniently replaceable exhaust pipe - Google Patents
A kind of teaching engine mockup being conveniently replaceable exhaust pipe Download PDFInfo
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- CN209654110U CN209654110U CN201920116485.9U CN201920116485U CN209654110U CN 209654110 U CN209654110 U CN 209654110U CN 201920116485 U CN201920116485 U CN 201920116485U CN 209654110 U CN209654110 U CN 209654110U
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- exhaust pipe
- air cylinder
- block
- cylinder support
- conveniently replaceable
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Abstract
The utility model discloses a kind of teaching engine mockups for being conveniently replaceable exhaust pipe, including pedestal, air cylinder support and exhaust pipe, movable disk is provided on the right side of the pedestal, and support frame is fixedly connected on the left of pedestal, the right side outer surface of support frame is arranged in the air cylinder support, and air cylinder support is internally provided with piston, and the outer surface of piston is provided with first rotating shaft, motion bar is provided on the outside of the first rotating shaft, the left inner surface of the air cylinder support is provided with spring, and movable block is provided on the outside of spring.This is conveniently replaceable the teaching engine mockup of exhaust pipe, when user will replace different exhaust pipes according to teaching demand, drawstring force need to be only held to pull, it can make the spring inside the exhaust pipe Compressive activities block on the outside of supporting block, and it is detached from the engaging between sealing ring, then with the force of user, 4 kinds of different exhaust pipes can be made easily to carry out engaging installation with sealing ring.
Description
Technical field
The utility model relates to instructional technology field, the specially a kind of teaching for being conveniently replaceable exhaust pipe engine mould
Type.
Background technique
Engine be it is a kind of can the machine that can be converted into mechanical energy of other forms, including as internal combustion engine, external-combustion engine,
Motor etc., therefore be applied to each machinery field, and required in all kinds of rote teaching courses using to engine mockup
Carry out anatomy explanation, but there is also certain defects for existing engine mockup, just such as
1, the exhaust pipe on existing engine teaching mode is fixed mostly, and user can not be allowed easily to row
Trachea model is replaced, and brings inconvenience to the operation of user；
2, existing engine mockup can not allow user to carry out replacement displaying to the exhaust pipe of different type size simultaneously,
And then it has some limitations.
In view of the above-mentioned problems, being badly in need of carrying out innovative design on the basis of original engine mockup structure.
Utility model content
The purpose of this utility model is to provide a kind of teaching engine mockups for being conveniently replaceable exhaust pipe, on solving
State proposed in background technique can not allow user easily to exhaust tube model replace, user can not be allowed to not simultaneously
The exhaust pipe of same type size carries out the problem of replacement is shown.
To achieve the above object, the utility model provides the following technical solutions: a kind of teaching use being conveniently replaceable exhaust pipe
Engine mockup, including pedestal, air cylinder support and exhaust pipe are provided with movable disk, and the left side of pedestal on the right side of the pedestal
It is fixedly connected with support frame, the air cylinder support is arranged in the right side outer surface of support frame, and air cylinder support is internally provided with
Piston, and the outer surface of piston is provided with first rotating shaft, is provided with motion bar on the outside of the first rotating shaft, and motion bar with
Movable disk is connected, and the left inner surface of the air cylinder support is provided with spring, and movable block is provided on the outside of spring, and
The outer surface of movable block is fixedly connected with sealing ring, and the outer surface of support frame as described above is provided through the second shaft, and second turn
The outer surface of axis is provided with link block, and the outer surface of link block is provided with conveyer belt, sets inside the left side of support frame as described above
It is equipped with connecting shaft, and connecting shaft is connected with conveyer belt, the outer surface of the connecting shaft is provided with rotating block, and rotating block is outer
Surface is provided with pull cord, is provided with supporting block on the outside of second shaft, and exhaust pipe is provided on the outside of supporting block.
Preferably, the air cylinder support constitutes stretching structure, and the inner wall of air cylinder support and work by spring and movable block
Plug is to be slidably connected.
Preferably, the motion bar and movable disk are rotation connection, and motion bar passes through first rotating shaft and air cylinder support structure
At turntable.
Preferably, the side of the sealing ring is trapezoidal shape structure, and the inner surface of sealing ring and outer on the right side of exhaust pipe
Surface fits.
Preferably, the rotating block constitutes turntable by conveyer belt and link block, and rotating block is with pull cord
It is connected together.
Preferably, the exhaust pipe is symmetrically arranged with 4 about the central point of supporting block, and the diameter of 4 exhaust pipes by
It is decrescence small.
Compared with prior art, the utility model has the beneficial effects that this is conveniently replaceable the teaching engine of exhaust pipe
Model,
1. the exhaust pipe being convenient for changing is provided with, when user will replace different exhaust pipes according to teaching demand
When, it need to only hold pull cord force and pull, pull cord will be rotated by the conveyer belt being connected with link block, at this time and even
The second shaft for connecing block connection will will drive supporting block rotation, to make the bullet inside the exhaust pipe Compressive activities block on the outside of it
Spring, and it is detached from the engaging between sealing ring, then with the force of user, different exhaust pipe and sealing ring card can be made
Installation is closed, makes the operation of user more easy, effectively raises the practicability of single unit system；
2. being provided with adjustable supporting block, supporting block surface is angularly provided with the exhaust pipe of 4 different type sizes
Model, user only need to by pull cord rotational support block, can it is convenient it is stable replacement is adjusted to 4 kinds of exhaust pipes, have
The scope of application for improving the device of effect.
Detailed description of the invention
Fig. 1 is the positive schematic cross-sectional view of the utility model；
Fig. 2 is that the utility model support frame is bowed schematic cross-sectional view；
Fig. 3 is the utility model sealing ring side schematic cross-sectional view；
Fig. 4 is the utility model sealing ring schematic perspective view；
Fig. 5 is the utility model rotating block side schematic cross-sectional view；
Fig. 6 is the utility model side structure schematic view.
In figure: 1, pedestal；2, movable disk；3, support frame；4, air cylinder support；5, piston；6, first rotating shaft；7, motion bar；
8, spring；9, movable block；10, sealing ring；11, the second shaft；12, link block；13, conveyer belt；14, connecting shaft；15, it rotates
Block；16, pull cord；17, supporting block；18, exhaust pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-6, the utility model provides a kind of technical solution: a kind of teaching being conveniently replaceable exhaust pipe is with starting
Machine model, including pedestal 1, movable disk 2, support frame 3, air cylinder support 4, piston 5, first rotating shaft 6, motion bar 7, spring 8, activity
Block 9, sealing ring 10, the second shaft 11, link block 12, conveyer belt 13, connecting shaft 14, rotating block 15, pull cord 16, supporting block 17
With exhaust pipe 18, the right side of pedestal 1 is provided with movable disk 2, and the left side of pedestal 1 is fixedly connected with support frame 3, air cylinder support 4
The right side outer surface of support frame 3 is set, and air cylinder support 4 is internally provided with piston 5, and the outer surface setting of piston 5
There is first rotating shaft 6, air cylinder support 4 constitutes stretching structure, and the inner wall of air cylinder support 4 and piston 5 by spring 8 and movable block 9
To be slidably connected, motion bar 7 and movable disk 2 are rotation connection, and motion bar 7 can by first rotating shaft 6 and the composition of air cylinder support 4
Rotational structure, the circular motion that can be carried out by motion bar 7 along movable disk 2 push piston 5 to carry out a left side in air cylinder support 4
Right sliding, and then simulate the operation logic of engine；
The outside of first rotating shaft 6 is provided with motion bar 7, and motion bar 7 is connected with movable disk 2, the left side of air cylinder support 4
Inner surface is provided with spring 8, and the outside of spring 8 is provided with movable block 9, and the outer surface of movable block 9 be fixedly connected with it is close
Seal 10, the side of sealing ring 10 are trapezoidal shape structure, and the outer surface phase on the right side of the inner surface of sealing ring 10 and exhaust pipe 18
Fitting stable can install different types of exhaust pipe 18 by the sealing ring 10 that side is trapezoidal shape；
The outer surface of support frame 3 is provided through the second shaft 11, and the outer surface of the second shaft 11 is provided with link block
12, and the outer surface of link block 12 is provided with conveyer belt 13, and the left side of connecting shaft 14 is internally provided with connecting shaft 14, and connects
Axis 14 is connected with conveyer belt 13, and the outer surface of support frame 3 is provided with rotating block 15, and the outer surface of rotating block 15 is provided with drawing
Pearl rope 16, rotating block 15 constitutes turntable by conveyer belt 13 and link block 12, and rotating block 15 and pull cord 16 are card
Connection is closed, rotating block 15 can be adjusted by pull cord 16, so that rotating block 15 be allowed to drive second turn to be connected with supporting block 17
Axis 11 rotates；
The outside of second shaft 11 is provided with supporting block 17, and the outside of supporting block 17 is provided with exhaust pipe 18, exhaust pipe
18 are symmetrically arranged with 4 about the central point of supporting block 17, and the diameter of 4 exhaust pipes 18 is gradually reduced, which, which can allow, makes
Easily replacement is adjusted to different types of exhaust pipe 18 in user.
Working principle: when using the teaching engine mockup, according to Fig. 1, the pedestal 1 is moved to first need into
The position of row teaching, then movable disk 2 powers on extraneous driving device, and movable disk 2 will be along on pedestal 1 at this time
End is rotated, and the motion bar 7 in the outside of movable disk 2 also will extrusion piston 5 therewith, make its along 4 inner wall of air cylinder support into
Row moves back and forth, and then simulates the actual conditions of cylinder operation；
According to Fig. 1-6, when user is according to teaching demand, the different exhaust pipes 18 of 4 rear side of air cylinder support are carried out
When replacement, the pull cord 16 of 3 lower end of hand-held supports frame, which exerts a force, to be pulled, and pull cord 16 will drive what is engaged with it to turn therewith at this time
Motion block 15 is rotated, with the rotation of rotating block 15, the link block 12 being connected with it by connecting shaft 14 also will therewith into
Row rotation, and link block 12 will be synchronized by the supporting block 17 in second shaft of the drive of conveyer belt 13,11 outside and be rotated, this
18 end of exhaust pipe that Shi Yuanben engages with movable block 9, it will by squeezing sealing of the disengaging of spring 8 with side for trapezoidal shape
Engaging between circle 10, then as user is to the continuous force of pull cord 16, another exhaust pipe 18 will be along sealing
The bevel edge of circle 10 squeezes spring 8, and is snapped into movable block 9, then ibid operates, the exhaust pipe 18 of required type is adjusted to
Installation corresponding with air cylinder support 4, increases whole practicability.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of teaching engine mockup for being conveniently replaceable exhaust pipe, including pedestal (1), air cylinder support (4) and exhaust pipe
(18), it is characterised in that: be provided with movable disk (2) on the right side of the pedestal (1), and be fixedly connected with branch on the left of pedestal (1)
Support (3), the air cylinder support (4) setting is in the right side outer surface of support frame (3), and air cylinder support (4) are internally provided with
Piston (5), and the outer surface of piston (5) is provided with first rotating shaft (6), is provided with activity on the outside of the first rotating shaft (6)
Bar (7), and motion bar (7) is connected with movable disk (2), the left inner surface of the air cylinder support (4) is provided with spring (8),
And movable block (9) are provided on the outside of spring (8), and the outer surface of movable block (9) is fixedly connected with sealing ring (10), it is described
The outer surface of support frame (3) is provided through the second shaft (11), and the outer surface of the second shaft (11) is provided with link block
(12), and the outer surface of link block (12) is provided with conveyer belt (13), and support frame as described above is internally provided with connection on the left of (3)
Axis (14), and connecting shaft (14) is connected with conveyer belt (13), the outer surface of the connecting shaft (14) is provided with rotating block (15),
And the outer surface of rotating block (15) is provided with pull cord (16), is provided with supporting block (17) on the outside of second shaft (11),
And exhaust pipe (18) are provided on the outside of supporting block (17).
2. a kind of teaching engine mockup for being conveniently replaceable exhaust pipe according to claim 1, it is characterised in that: described
Air cylinder support (4) constitutes stretching structure by spring (8) and movable block (9), and the inner wall of air cylinder support (4) is with piston (5)
It is slidably connected.
3. a kind of teaching engine mockup for being conveniently replaceable exhaust pipe according to claim 1, it is characterised in that: described
Motion bar (7) is rotation connection with movable disk (2), and motion bar (7) can by first rotating shaft (6) and air cylinder support (4) composition
Rotational structure.
4. a kind of teaching engine mockup for being conveniently replaceable exhaust pipe according to claim 1, it is characterised in that: described
The side of sealing ring (10) is trapezoidal shape structure, and the inner surface of sealing ring (10) is affixed with the outer surface on the right side of exhaust pipe (18)
It closes.
5. a kind of teaching engine mockup for being conveniently replaceable exhaust pipe according to claim 1, it is characterised in that: described
Rotating block (15) constitutes turntable by conveyer belt (13) and link block (12), and rotating block (15) is with pull cord (16)
It is connected together.
6. a kind of teaching engine mockup for being conveniently replaceable exhaust pipe according to claim 1, it is characterised in that: described
Exhaust pipe (18) is symmetrically arranged with 4 about the central point of supporting block (17), and the diameter of 4 exhaust pipes (18) is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116485.9U CN209654110U (en) | 2019-01-23 | 2019-01-23 | A kind of teaching engine mockup being conveniently replaceable exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116485.9U CN209654110U (en) | 2019-01-23 | 2019-01-23 | A kind of teaching engine mockup being conveniently replaceable exhaust pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654110U true CN209654110U (en) | 2019-11-19 |
Family
ID=68522262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920116485.9U Active CN209654110U (en) | 2019-01-23 | 2019-01-23 | A kind of teaching engine mockup being conveniently replaceable exhaust pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289166A (en) * | 2020-11-19 | 2021-01-29 | 段凯旋 | Automobile teaching aid for demonstrating engine piston stroke |
| CN114810352A (en) * | 2022-07-01 | 2022-07-29 | 华能太原东山燃机热电有限责任公司 | Air inlet device for gas turbine test bed |
-
2019
- 2019-01-23 CN CN201920116485.9U patent/CN209654110U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289166A (en) * | 2020-11-19 | 2021-01-29 | 段凯旋 | Automobile teaching aid for demonstrating engine piston stroke |
| CN114810352A (en) * | 2022-07-01 | 2022-07-29 | 华能太原东山燃机热电有限责任公司 | Air inlet device for gas turbine test bed |
| CN114810352B (en) * | 2022-07-01 | 2022-10-04 | 华能太原东山燃机热电有限责任公司 | Air inlet device for gas turbine test bed |
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