CN207781053U - Teaching demonstration one way sequence valve model - Google Patents
Teaching demonstration one way sequence valve model Download PDFInfo
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- CN207781053U CN207781053U CN201721176217.3U CN201721176217U CN207781053U CN 207781053 U CN207781053 U CN 207781053U CN 201721176217 U CN201721176217 U CN 201721176217U CN 207781053 U CN207781053 U CN 207781053U
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- spool
- slot
- piston
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Abstract
Teaching demonstration one way sequence valve model, pedestal is demonstrated including valve body, the middle part that valve body demonstrates pedestal upper surface is equipped with piston mounting groove and spool mounting groove successively from left to right, the right end of piston mounting groove is connected with the left end of spool mounting groove, the left end of piston mounting groove is equipped with handle and demonstrates block, the centre that valve body demonstrates pedestal upper surface front is equipped with draining oil circuit demonstration slot, the right side that valve body demonstrates pedestal upper surface front is equipped with fuel-displaced oil circuit demonstration slot, the right side that valve body demonstrates pedestal upper surface rear portion is equipped with P2 oil circuits demonstration slot, the right side that valve body demonstration pedestal upper surface rear portion is located at P2 oil circuits demonstration slot is equipped with P1 oil circuits demonstration slot.Its purpose is to provide a kind of intuitive displaying can be done to the hydraulic control action process of one way sequence valve, the learning interest of effective training student, allow student faster, be understood more readily from the operation principle of one way sequence valve, be obviously improved the teaching demonstration one way sequence valve model of the learning efficiency of student.
Description
Technical field
The utility model is related to a kind of teaching demonstration one way sequence valve models.
Background technology
One way sequence valve as common component in a kind of Hydraulic Power Transmission System, need the student learnt in school it will be appreciated that
The operation principle of one way sequence valve, but present student can only pass through when learning the operation principle of one way sequence valve on classroom
Drawing, data on textbook learn, since the drawing on textbook, data cannot do the hydraulic control action process of one way sequence valve
Intuitive displaying, cause student be difficult to faster, be understood more readily from the operation principle of one way sequence valve, in turn result in the study of student
It is less efficient.
Utility model content
Intuitive displaying can be done to the hydraulic control action process of one way sequence valve, have the purpose of this utility model is to provide a kind of
The learning interest for imitating training student, allow student faster, easier grasp understand the operation principle of one way sequence valve, be obviously improved
The teaching demonstration of the learning efficiency of student one way sequence valve model.
The teaching demonstration of the utility model one way sequence valve model, including valve body demonstrate pedestal, and valve body is demonstrated on pedestal
The middle part on surface is equipped with piston mounting groove and spool mounting groove, right end and the spool mounting groove of piston mounting groove successively from left to right
Left end be connected, the left end of piston mounting groove is equipped with handle and demonstrates block, and the centre of valve body demonstration pedestal upper surface front, which is equipped with, lets out
Oil circuit demonstrates slot, and the right side that valve body demonstrates pedestal upper surface front is equipped with fuel-displaced oil circuit demonstration slot, and valve body demonstrates pedestal upper table
The right side at face rear portion is equipped with P2 oil circuits and demonstrates slot, and valve body demonstration pedestal upper surface rear portion, which is located on the right side of P2 oil circuits demonstration slot, to be set
There are P1 oil circuits to demonstrate slot, P1 oil circuits demonstrate slot, P2 oil circuits demonstration slot, fuel-displaced oil circuit demonstration slot and draining oil circuit demonstration slot difference
It is arranged along anterior-posterior horizontal direction, the middle part and the middle part of P2 oil circuits demonstration slot of P1 oil circuits demonstration slot pass through along left and right horizontal direction
The unidirectional oil circuit demonstration slot being arranged communicates, and the right end of unidirectional oil circuit demonstration slot is equipped with nonreturn valve core and demonstrates block, nonreturn valve core demonstration
The right end of block withstands on the left end of compression spring, and the right end of compression spring is withstood on the left side wall of P1 oil circuits demonstration slot；
The right side of the spool mounting groove is equipped with working chamber and demonstrates slot, and P1 oil circuits demonstrate the front end of slot and working chamber demonstrates slot
It communicates, the front end of P2 oil circuits demonstration slot is communicated with spool mounting groove, the rear end of fuel-displaced oil circuit demonstration slot and draining oil circuit demonstration slot
It is communicated respectively with spool mounting groove；
Bottom in the piston mounting groove is equipped with piston mobile guide groove along left and right horizontal direction, left in piston mounting groove
The right piston that is movably equipped with demonstrates block, and the lower surface and the bottom of piston mounting groove of piston demonstration block are affixed, and piston demonstrates block
Lower section is equipped with guide-localization bolt, and spinning is drilled in piston after the threaded shank of guide-localization bolt is upward through piston mobile guide groove
Show on block；
Bottom in the spool mounting groove is equipped with spool mobile guide groove along left and right horizontal direction, left in spool mounting groove
The right unidirectional sequence valve core that is movably equipped with demonstrates block, and unidirectional sequence valve core demonstration block includes left spool demonstration block, left spool
The right end of demonstration block is connected with the left end of valve core link rod, and the left end that the right end of valve core link rod demonstrates block with right spool is connected, left valve
Core demonstration block, the lower surface of valve core link rod and right spool demonstration block and the bottom of spool mounting groove are affixed, left spool demonstration block
Lower section is equipped with guide and limit bolt, and spinning is in left spool after the threaded shank of guide and limit bolt is upward through spool mobile guide groove
It demonstrates on block；When valve core link rod is located in working chamber demonstration slot, right spool demonstration block is located at the right end in working chamber demonstration slot.
The teaching demonstration of the utility model one way sequence valve model, wherein the piston demonstrates block, left spool demonstrates block,
Along the section of front and back vertical direction respectively semicircle, piston demonstrates block, the demonstration of left spool for valve core link rod and right spool demonstration block
Block, valve core link rod and right spool demonstration block end face directed downwardly are respectively plane.
The teaching demonstration of the utility model one way sequence valve model, wherein the piston demonstrates block, left spool demonstrates block,
Valve core link rod and right spool demonstration block are made of engineering plastics or timber or aluminium alloy.
The teaching demonstration of the utility model one way sequence valve model, wherein valve body demonstration pedestal includes bottom plate, bottom
The upper surface of plate is fixed with frame, and the upper surface of frame is fixed with supporting plate, and the upper surface of supporting plate is fixed with cover board, the piston peace
Put slot, spool mounting groove and P1 oil circuits demonstration slot, P2 oil circuits demonstration slot, fuel-displaced oil circuit demonstration slot and draining oil circuit demonstration slot
It opens up on the cover board, the piston mobile guide groove and spool mobile guide groove vertically penetrate supporting plate.
The teaching demonstration of the utility model one way sequence valve model, wherein piston demonstration block demonstrates block with left spool
Between be equipped with resetting spring, the left end of resetting spring is withstood on piston demonstration block, and the right end of resetting spring withstands on left spool demonstration
On block.
The utility model teaching demonstration one way sequence valve model can show the inside of one way sequence valve to intuitively student
Structure, and student can be allowed to start the course of work of manipulation one way sequence valve, student be combined with hand stir left spool demonstration block,
Valve core link rod and right spool demonstrate block, and demonstrate block by stirring piston, you can allow student intuitively to understand, grasp it is unidirectionally suitable
The operation principle of sequence valve.Therefore, the teaching demonstration one way sequence valve model of the utility model have can be to one way sequence valve
Hydraulic control action process does intuitive displaying, the learning interest of effective training student, allow student faster, easier grasp understand it is unidirectional
The operation principle of sequence valve, the characteristics of being obviously improved the learning efficiency of student.
The utility model teaching demonstration is described further with one way sequence valve model below.
Description of the drawings
Fig. 1 is the front view of the utility model teaching demonstration one way sequence valve model；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the stereogram of the utility model teaching demonstration one way sequence valve model.
Specific implementation mode
As shown in Figure 1, Figure 2 and Figure 3, the teaching demonstration of the utility model one way sequence valve model, including valve body demonstration
Pedestal 1, the middle part that valve body demonstrates 1 upper surface of pedestal are equipped with piston mounting groove 2 and spool mounting groove 3, piston successively from left to right
The right end of mounting groove 2 is connected with the left end of spool mounting groove 3, and the left end of piston mounting groove 2 is equipped with handle and demonstrates block 4, and valve body is drilled
Show that the centre of 1 upper surface front of pedestal is equipped with draining oil circuit and demonstrates slot 5, the right side of 1 upper surface front of valve body demonstration pedestal is equipped with
Fuel-displaced oil circuit demonstrates slot 6, and the right side that valve body demonstrates 1 upper surface rear portion of pedestal is equipped with P2 oil circuits demonstration slot 7, and valve body demonstrates pedestal 1
The right side that upper surface rear portion is located at P2 oil circuits demonstration slot 7 is equipped with P1 oil circuits demonstration slot 8, and P1 oil circuits demonstrate slot 8, P2 oil circuits demonstrate slot
7, fuel-displaced oil circuit demonstration slot 6 and draining oil circuit demonstration slot 5 are arranged along anterior-posterior horizontal direction respectively, and P1 oil circuits demonstrate the middle part of slot 8
The middle part that slot 7 is demonstrated with P2 oil circuits is communicated by the unidirectional oil circuit demonstration slot 9 being arranged along left and right horizontal direction, unidirectional oil circuit demonstration
The right end of slot 9 is equipped with nonreturn valve core and demonstrates block 10, and the right end of nonreturn valve core demonstration block 10 withstands on the left end of compression spring 11, pressure
The right end of spring 11 is withstood on the left side wall of P1 oil circuits demonstration slot 8；
The right side of the spool mounting groove 3 is equipped with working chamber and demonstrates slot 12, and the front end of P1 oil circuits demonstration slot 8 is drilled with working chamber
Show that slot 12 communicates, the front end of P2 oil circuits demonstration slot 7 is communicated with spool mounting groove 3, and fuel-displaced oil circuit demonstration slot 6 and draining oil circuit are drilled
Show that the rear end of slot 5 is communicated with spool mounting groove 3 respectively；
Bottom in the piston mounting groove 2 is equipped with piston mobile guide groove 26, piston mounting groove 2 along left and right horizontal direction
Interior left and right is movably equipped with piston and demonstrates block 13, and the lower surface and the bottom of piston mounting groove 2 of piston demonstration block 13 are affixed, piston
The lower section for demonstrating block 13 is equipped with guide-localization bolt 14, and the threaded shank of guide-localization bolt 14 is upward through piston mobile guide groove
Spinning is on piston demonstration block 13 after 26；
Bottom in the spool mounting groove 3 is equipped with spool mobile guide groove 15, spool mounting groove 3 along left and right horizontal direction
Interior left and right is movably equipped with unidirectional sequence valve core and demonstrates block, and unidirectional sequence valve core demonstration block includes left spool demonstration block 23,
The right end of left spool demonstration block 23 is connected with the left end of valve core link rod 25, the right end of valve core link rod 25 and right spool demonstration block 16
Left end is connected, and left spool demonstration block 23, valve core link rod 25 and right spool demonstrate the bottom of the lower surface and spool mounting groove 3 of block 16
It is affixed, the lower section of left spool demonstration block 23 is equipped with guide and limit bolt 24, and the threaded shank of guide and limit bolt 24 is upward through valve
Spinning is on left spool demonstration block 23 after core mobile guide groove 15；It is right when valve core link rod 25 is located in working chamber demonstration slot 12
Spool demonstration block 16 is located at the right end in working chamber demonstration slot 12.
Above-mentioned piston demonstration block 13, left spool demonstration block 23, valve core link rod 25 as a further improvement of the utility model,
With right spool demonstration block 16 along the section of front and back vertical direction respectively semicircle, piston demonstrates block 13, left spool demonstrates block 23,
Valve core link rod 25 and 16 end face directed downwardly of right spool demonstration block are respectively plane.
Above-mentioned piston demonstration block 13, left spool demonstration block 23, valve core link rod 25 as a further improvement of the utility model,
It is made of engineering plastics or timber or aluminium alloy with right spool demonstration block 16.
Above-mentioned valve body demonstration pedestal 1 includes bottom plate 17, the upper surface of bottom plate 17 as a further improvement of the utility model,
It is fixed with frame 18, the upper surface of frame 18 is fixed with supporting plate 19, and the upper surface of supporting plate 19 is fixed with cover board 21, the piston peace
Slot 2, spool mounting groove 3 and P1 oil circuits demonstration slot 8, P2 oil circuits demonstration slot 7, fuel-displaced oil circuit demonstration slot 6 and draining oil circuit is put to drill
Show that slot 5 is opened on cover board 21, the piston mobile guide groove 26 and spool mobile guide groove 15 vertically penetrate supporting plate
19。
As a further improvement of the utility model, as shown in Fig. 2, above-mentioned piston demonstration block 13 demonstrates block 23 with left spool
Between be equipped with resetting spring 22 (being not drawn into Fig. 1 and Fig. 3), the left end of resetting spring 22 withstands on piston demonstration block 13, resets
The right end of spring 22 is withstood on left spool demonstration block 23.
When in use, left spool demonstration block 23, valve core link rod 25 and right spool are moved with hand push and demonstrates block 16, you can allow piston
Demonstration block 9 is moved along piston mounting groove 2, and guide-localization bolt 14 can then prevent piston demonstration block 9 from being detached from piston mounting groove
2.Left spool demonstration block 23, valve core link rod 25 and right spool are moved with hand push and demonstrates block 16, you can left spool is allowed to demonstrate block 23, spool
Connecting rod 25 and right spool demonstration block 16 are moved along spool mounting groove 3, and guide and limit bolt 24 can then prevent left spool from demonstrating
Block 23, valve core link rod 25 and right spool demonstration block 16 are detached from spool mounting groove 3.
The utility model teaching demonstration one way sequence valve model can show the inside of one way sequence valve to intuitively student
Structure, and student can be allowed to start to manipulate the course of work of one way sequence valve, student is combined with stirs left spool demonstration block with hand
23, valve core link rod 25 and right spool demonstrate block 16, and demonstrate block 9 by stirring piston, you can student is allowed intuitively to understand, slap
Hold the operation principle of one way sequence valve.
Embodiment described above is only that preferred embodiments of the present invention are described, not to this practicality
Novel range is defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel pair
The various modifications and improvement that technical solutions of the utility model are made should all fall into the guarantor that claims of the utility model determine
It protects in range.
Claims (5)
1. teaching demonstration one way sequence valve model, it is characterised in that：Including valve body demonstration pedestal (1), valve body demonstrates pedestal (1)
The middle part of upper surface is equipped with piston mounting groove (2) and spool mounting groove (3), the right end of piston mounting groove (2) successively from left to right
It is connected with the left end of spool mounting groove (3), the left end of piston mounting groove (2) is equipped with handle demonstration block (4), and valve body demonstrates pedestal
(1) centre of upper surface front is equipped with draining oil circuit demonstration slot (5), and the right side of valve body demonstration pedestal (1) upper surface front is equipped with
Fuel-displaced oil circuit demonstration slot (6), the right side that valve body demonstrates pedestal (1) upper surface rear portion are equipped with P2 oil circuits demonstration slot (7), valve body demonstration
The right side that pedestal (1) upper surface rear portion is located at P2 oil circuits demonstration slot (7) is equipped with P1 oil circuits demonstration slot (8), and P1 oil circuits demonstrate slot
(8), P2 oil circuits demonstration slot (7), fuel-displaced oil circuit demonstration slot (6) and draining oil circuit demonstration slot (5) are set along anterior-posterior horizontal direction respectively
It sets, the middle part of middle part and P2 oil circuits the demonstration slot (7) of P1 oil circuits demonstration slot (8) passes through the unidirectional oil that is arranged along left and right horizontal direction
Roadshow shows that slot (9) communicates, and the right end of unidirectional oil circuit demonstration slot (9) is equipped with nonreturn valve core demonstration block (10), and nonreturn valve core demonstrates block
(10) right end withstands on the left end of compression spring (11), and the right end of compression spring (11) withstands on the left side of P1 oil circuits demonstration slot (8)
On wall；
The right side of the spool mounting groove (3) is equipped with working chamber demonstration slot (12), and P1 oil circuits demonstrate front end and the working chamber of slot (8)
Demonstration slot (12) communicates, and the front end of P2 oil circuits demonstration slot (7) is communicated with spool mounting groove (3), and fuel-displaced oil circuit is demonstrated slot (6) and let out
The rear end of oil circuit demonstration slot (5) is communicated with spool mounting groove (3) respectively；
Bottom in the piston mounting groove (2) is equipped with piston mobile guide groove (26), piston mounting groove along left and right horizontal direction
(2) left and right is movably equipped with piston demonstration block (13) in, and piston demonstrates the bottom of the lower surface and piston mounting groove (2) of block (13)
It is affixed, the lower section that piston demonstrates block (13) is equipped with guide-localization bolt (14), and the threaded shank of guide-localization bolt (14) is worn upwards
Crossing piston mobile guide groove (26), spinning is demonstrated in piston on block (13) afterwards；
Bottom in the spool mounting groove (3) is equipped with spool mobile guide groove (15), spool mounting groove along left and right horizontal direction
(3) left and right is movably equipped with unidirectional sequence valve core and demonstrates block in, and unidirectional sequence valve core demonstration block includes left spool demonstration block
(23), the right end of left spool demonstration block (23) is connected with the left end of valve core link rod (25), right end and the right valve of valve core link rod (25)
The left end that core demonstrates block (16) is connected, and left spool demonstration block (23), valve core link rod (25) and right spool demonstrate the following table of block (16)
The bottom in face and spool mounting groove (3) is affixed, and the lower section of left spool demonstration block (23) is equipped with guide and limit bolt (24), is oriented to limit
The threaded shank of position bolt (24) is upward through spool mobile guide groove (15), and spinning is demonstrated in left spool on block (23) afterwards；Work as spool
Connecting rod (25) be located at working chamber demonstration slot (12) it is interior when, right spool demonstration block (16) is located at working chamber and demonstrates the right side in slot (12)
End.
2. teaching demonstration according to claim 1 one way sequence valve model, it is characterised in that：The piston demonstrates block
(13), left spool demonstration block (23), valve core link rod (25) and right spool demonstration block (16) are distinguished along the section of front and back vertical direction
For semicircle, it is directed downwardly that piston demonstrates block (13), left spool demonstration block (23), valve core link rod (25) and right spool demonstration block (16)
End face is respectively plane.
3. teaching demonstration according to claim 2 one way sequence valve model, it is characterised in that：The piston demonstrates block
(13), left spool demonstration block (23), valve core link rod (25) and right spool demonstration block (16) are closed using engineering plastics or timber or aluminium
Gold is made.
4. teaching demonstration according to claim 1 or 2 or 3 one way sequence valve model, it is characterised in that：The valve body is drilled
Show that pedestal (1) includes bottom plate (17), the upper surface of bottom plate (17) is fixed with frame (18), and the upper surface of frame (18) is fixed with support
The upper surface of plate (19), supporting plate (19) is fixed with cover board (21), the piston mounting groove (2), spool mounting groove (3) and P1
Oil circuit demonstration slot (8), P2 oil circuits demonstration slot (7), fuel-displaced oil circuit demonstration slot (6) and draining oil circuit demonstration slot (5) are opened in cover board
(21) on, the piston mobile guide groove (26) and spool mobile guide groove (15) vertically penetrate supporting plate (19).
5. teaching demonstration according to claim 4 one way sequence valve model, it is characterised in that：The piston demonstrates block
(13) resetting spring (22) is equipped between left spool demonstration block (23), the left end of resetting spring (22) withstands on piston demonstration block
(13) on, the right end of resetting spring (22) is withstood on left spool demonstration block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721176217.3U CN207781053U (en) | 2017-09-13 | 2017-09-13 | Teaching demonstration one way sequence valve model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721176217.3U CN207781053U (en) | 2017-09-13 | 2017-09-13 | Teaching demonstration one way sequence valve model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781053U true CN207781053U (en) | 2018-08-28 |
Family
ID=63218348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721176217.3U Expired - Fee Related CN207781053U (en) | 2017-09-13 | 2017-09-13 | Teaching demonstration one way sequence valve model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207781053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110992787A (en) * | 2019-12-11 | 2020-04-10 | 江苏师范大学 | Demonstration valve for hydrodynamics teaching demonstration |
-
2017
- 2017-09-13 CN CN201721176217.3U patent/CN207781053U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110992787A (en) * | 2019-12-11 | 2020-04-10 | 江苏师范大学 | Demonstration valve for hydrodynamics teaching demonstration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20210913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |