CN206762928U - A kind of laboratory Pitot tube holding appliance - Google Patents
A kind of laboratory Pitot tube holding appliance Download PDFInfo
- Publication number
- CN206762928U CN206762928U CN201720408699.4U CN201720408699U CN206762928U CN 206762928 U CN206762928 U CN 206762928U CN 201720408699 U CN201720408699 U CN 201720408699U CN 206762928 U CN206762928 U CN 206762928U
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- China
- Prior art keywords
- hole
- locating support
- fixing hole
- pitot tube
- fixed
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Abstract
It the utility model is related to education equipment facility field, specifically a kind of laboratory Pitot tube holding appliance, it is made up of including fixed support, device for fixing screen on headrest, differential manometer fixed mount, fixed screw and auxiliary screw, described fixed support locating support and retainer ring two parts；Described locating support is located at support bracket fastened top, and No.1 mounting hole, No. two mounting holes, middle fixing hole, upper end fixing hole and lower end fixing hole are respectively equipped with locating support；Described device for fixing screen on headrest is arranged on the No.1 mounting hole of locating support；Described differential manometer fixed mount is arranged on No. two mounting holes of locating support, the utility model provides a kind of laboratory Pitot tube holding appliance, can be in student and teacher carry out Pitot tube velocity measurement experimentation, fixation is played to Pitot tube and U-shaped differential manometer, teacher is facilitated to complete experimental teaching demonstration, it is possible to increase the teaching demonstration quality of Pitot tube velocity measurement experiment.
Description
Technical field
It the utility model is related to education equipment facility field, specifically a kind of laboratory Pitot tube holding appliance.
Background technology
It is well known that education equipment facility is helping teacher user Students ' Learning knowledge, open up thinking, demonstration science original
Reason, the ability and thinking aspect for improving student's Scientific exploration principle are played in important effect, and still, traditional education equipment is set
Although standby be made that some improvement, also many problems need to improve.
Known existing education equipment facility is solving the above problems, but still has many problem and shortage to need to continue to change
It is kind, such as education equipment facility is using simple framework, intelligent deficiency, at present in school experiment room apparatus, generally existing
Ageing equipment is serious, and test result is inaccurate, and in terms of hydrodynamics testing equipment, many times teacher can only lead student to lead to
The method for crossing naked-eye observation explains some fluid mechanics principle knowledge, reducing effect is produced to test mass, in Pitot tube flow measurement
In terms of fast experiment equipment, the platform of multi-functional fluid Experiments of Machanics at present equipment is complicated, is not easy to bring class demonstration into, and is individually finishing
In terms of trustship velocity measurement experiment equipment, currently without the device of independent set of fixed Pitot tube, if teacher thinks to demonstrate in court
Pitot tube velocity measurement is tested, and teacher is needed by hand steered Pitot tube and U-shaped differential manometer, or is needed by cord, rubber band
Help do teaching demonstration experiment, to experimental demonstration quality produce reducing effect.The utility model provides a kind of laboratory and finished
Trustship holding appliance, be made up of three holder parts, can in student and teacher carry out Pitot tube velocity measurement experimentation,
Fixation is played to Pitot tube and U-shaped differential manometer, facilitates teacher to complete experimental teaching demonstration, is also beneficial to student and does it yourself
This experiment is done, and the equipment simple detachable is easy to install, it is possible to increase the teaching demonstration quality of Pitot tube velocity measurement experiment.
The content of the invention
Solved the above problems for prior art device, but be still there are many problem and shortage to need to continue to improve,
The utility model provides a kind of laboratory Pitot tube holding appliance, can carry out Pitot tube velocity measurement experiment in student and teacher
During, fixation is played to Pitot tube and U-shaped differential manometer, facilitates teacher to complete experimental teaching demonstration, is also beneficial to student
Do yourself this experiment, and the equipment simple detachable is easy to install, it is possible to increase the teaching of Pitot tube velocity measurement experiment is drilled
Show quality.
Technical scheme is used by the utility model solves its technical problem：A kind of laboratory Pitot tube is used with fixed
Tool, including fixed support, device for fixing screen on headrest, differential manometer fixed mount, fixed screw and auxiliary screw.
Described fixed support is made up of locating support and retainer ring two parts；Described locating support is located at fixed support
Top, the cross sectional shape of locating support is rectangle, and be respectively equipped with locating support No.1 mounting hole, No. two mounting holes, in
Between fixing hole, upper end fixing hole and lower end fixing hole, the cross sectional shape of No.1 mounting hole and No. two mounting holes is rectangle, and centre is solid
The cross sectional shape for determining hole, upper end fixing hole and lower end fixing hole is circle；The cross sectional shape of described retainer ring is semi-circular, Gu
Determine ring lower end and be provided with mounting hole, the diameter of mounting hole is identical with lower end fixing hole；Fixed support is the body frame of the device
Part, it is made up of two parts, it is possible to achieve installation and removal, its effect is whole device is fixed on sighting tube
On, fixed support is divided into locating support and retainer ring two parts, and the main function of retainer ring is secured on sighting tube, positioning branch
The main function of frame is installation and fixes device for fixing screen on headrest and differential manometer fixed mount；No.1 mounting hole on locating support is to use
To install device for fixing screen on headrest, No. two mounting holes on locating support are for installing differential manometer fixed mount, because auxiliary is solid
Determine that the size of frame is smaller than differential manometer fixed mount, so than No. two mounting hole sizes of the size of No.1 mounting hole are small, device for fixing screen on headrest
It is longitudinally mounted during design, therefore No.1 mounting hole is on locating support and longitudinally disposed, the design of differential manometer fixed mount
When be transversely mounted, therefore No. two mounting holes are laterally set on locating support；The middle fixing hole of locating support can
To install screw, for adjusting and fixing the position of device for fixing screen on headrest, the upper end fixing hole of locating support can install screw, use
To adjust and fix the position of differential manometer fixed mount, the lower end fixing hole of locating support and the mounting hole installation of retainer ring lower end are solid
Determine screw, fixed support is fixed on sighting tube, be also convenient for support bracket fastened installation and removal.
Described device for fixing screen on headrest is arranged on the No.1 mounting hole of locating support, and device for fixing screen on headrest is provided with long-armed, solid
Fixed circle and fixing hole；Described long-armed cross sectional shape is rectangle, and long-armed left end is provided with positioning hole (211), long-armed right-hand member connection
Retainer plate, and middle fixed bore dia is identical on the diameter and locating support of positioning hole (211)；The main work of device for fixing screen on headrest
With being to fix Pitot tube, Pitot tube is arranged in retainer plate, by aiding in screw and fixing hole to fix, positioning hole (211)
Effect is device for fixing screen on headrest is fixed on fixed support.
Described differential manometer fixed mount is arranged on No. two mounting holes of locating support, and differential manometer fixed mount is provided with installation
Groove, circular port and adjustment hole；The cross sectional shape of described mounting groove is circle, and the quantity of mounting groove is two, two installations
The diameter of groove is identical；The quantity of described circular port is two, and the axis of circular port is by mounting groove cross section
The center of circle；The axis of described adjustment hole and the axis parallel of circular port, and adjustment hole is fixed with the upper end on locating support
Pore diameter size is identical；The main function of differential manometer fixed mount is for fixing U-shaped differential manometer, and U-shaped differential manometer is connected to finish
Trustship, U-shaped differential manometer is arranged in the mounting groove of differential manometer fixed mount, screw can be installed, for adjusting and consolidating in circular port
The position of fixed U-shaped differential manometer, adjustment hole is the position for adjusting and fixing differential manometer fixed mount on fixed support.
Described fixed screw both may be mounted in the mounting hole of retainer ring lower end, and fixed screw can also be arranged on
In the lower end fixing hole of locating support, it is fixed support is fixed on sighting tube that it, which is acted on,；Described auxiliary screw is arranged on
On the fixing hole of device for fixing screen on headrest, it is fixed Pitot tube to work, and facilitates teacher to complete experimental teaching demonstration, is also beneficial to student
Do yourself this experiment, the equipment simple detachable is easy to install, it is possible to increase the teaching demonstration of Pitot tube velocity measurement experiment
Quality.
Preferably, described fixed screw is inner concave shape hex(agonal)screw.
Preferably, the diameter of described adjustment hole is bigger 10mm than the diameter of circular port, ensures the overall intensity of the device.
The beneficial effects of the utility model are：The utility model provides a kind of laboratory Pitot tube holding appliance, can be with
In student and teacher carry out Pitot tube velocity measurement experimentation, fixation, convenient religion are played to Pitot tube and U-shaped differential manometer
Teacher completes experimental teaching demonstration, is also beneficial to student and does yourself this experiment, and the equipment is made up of three supports, letter
It is single detachable easy to install, it is possible to increase the teaching demonstration quality of Pitot tube velocity measurement experiment.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is the utility model Fig. 2 A-A faces sectional view；
In figure：Fixed support (1), device for fixing screen on headrest (2), differential manometer fixed mount (3), fixed screw (4), auxiliary screw
(5), retainer ring (12), locating support (11), No.1 mounting hole (111), No. two mounting holes (112), middle fixing hole (113),
Upper end fixing hole (114), lower end fixing hole (115), mounting hole (121), long-armed (21), retainer plate (22), fixing hole (23), fixed
Position hole (211), mounting groove (31), circular port (32), adjustment hole (33).
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines embodiment, and the utility model is expanded on further.
Such as Fig. 1, Fig. 2, Fig. 3, a kind of laboratory Pitot tube holding appliance of the present embodiment, including fixed support 1, auxiliary
Fixed mount 2, differential manometer fixed mount 3, fixed screw 4 and auxiliary screw 5.
Described fixed support 1 is made up of locating support 11 and the two parts of retainer ring 12；Described locating support 11 is located at
The top of fixed support 1, the cross sectional shape of locating support 11 is rectangle, and No.1 mounting hole is respectively equipped with locating support 11
111st, No. two mounting holes 112, middle fixing hole 113, upper end fixing hole 114 and lower end fixing hole 115, the He of No.1 mounting hole 111
The cross sectional shape of No. two mounting holes 112 is rectangle, and middle fixing hole 113, upper end fixing hole 114 and lower end fixing hole 115 are cut
Face is shaped as circle；The cross sectional shape of described retainer ring 12 is semi-circular, and the lower end of retainer ring 12 is provided with mounting hole 121, peace
The diameter for filling hole 121 is identical with lower end fixing hole 115；Fixed support 1 is the body frame part of the device, by two part groups
Into, it is possible to achieve installation and removal, its effect is whole device is fixed on sighting tube, and it is fixed that fixed support 1, which divides,
Position support 11 and the two parts of retainer ring 12, the main function of retainer ring 12 be secured on sighting tube, locating support 11 it is main
Effect is installation and fixes device for fixing screen on headrest 2 and differential manometer fixed mount 3；No.1 mounting hole 111 on locating support 11 is to use
To install device for fixing screen on headrest 2, No. two mounting holes 112 on locating support 11 be for installing differential manometer fixed mount 3 because
The size of device for fixing screen on headrest 2 is smaller than differential manometer fixed mount 3, so than No. two sizes of mounting hole 112 of the size of No.1 mounting hole 111
Small, device for fixing screen on headrest 2 is longitudinally mounted when designing, therefore No.1 mounting hole 111 is on locating support 11 and longitudinally disposed
, differential manometer fixed mount 3 is transversely mounted when designing, therefore No. two mounting holes 112 are horizontal setting on locating support 11
's；The middle fixing hole 113 of locating support 11 can install screw, for adjusting and fixing the position of device for fixing screen on headrest 2, positioning
The upper end fixing hole 114 of support 11 can install screw, for adjusting and fixing the position of differential manometer fixed mount 3, locating support
11 lower end fixing hole 115 and the mounting hole 121 of the lower end of retainer ring 12 install fixed screw 4, fixed support 1 is fixed to observation
Guan Shang, it is also convenient for the installation and removal of fixed support 1.
Described device for fixing screen on headrest 2 is arranged on the No.1 mounting hole 111 of locating support 11, and device for fixing screen on headrest 2 is provided with
Long-armed 21, retainer plate 22 and fixing hole 23；Long-armed 21 described cross sectional shape is rectangle, and long-armed 21 left end is provided with positioning hole
211, long-armed 21 right-hand member is connected to retainer plate 22, and the middle diameter of fixing hole 113 on the diameter of positioning hole 211 and locating support 11
It is identical；The main function of device for fixing screen on headrest 2 is to fix Pitot tube, and Pitot tube is arranged in retainer plate 22, by aiding in screw 5
Fixed with fixing hole 23, the effect of positioning hole 211 is device for fixing screen on headrest 2 is fixed on fixed support 1.
Described differential manometer fixed mount 3 is arranged on No. two mounting holes 112 of locating support 11, on differential manometer fixed mount 3
Provided with mounting groove 31, circular port 32 and adjustment hole 33；The cross sectional shape of described mounting groove 31 is circular, and the number of mounting groove 31
Measure as two, the diameter of two mounting grooves 31 is identical；The quantity of described circular port 32 is two, and in circular port 32
Axis passes through the center of circle of the cross section of mounting groove 31；The axis of described adjustment hole 33 and the axis parallel of circular port 32, and
Adjustment hole 33 is identical with the diameter of upper end fixing hole 114 on locating support 11；The main function of differential manometer fixed mount 3 is to use
To fix U-shaped differential manometer, U-shaped differential manometer is connected to Pitot tube, and U-shaped differential manometer is arranged on to the installation of differential manometer fixed mount 3
In groove 31, screw can be installed in circular port 32, for adjusting and fixing the position of U-shaped differential manometer, adjustment hole 33 is for adjusting
With position of the fixed differential manometer fixed mount 3 on fixed support 1.
Described fixed screw 4 both may be mounted in the mounting hole 121 of the lower end of retainer ring 12, and fixed screw 4 also may be used
So that in the lower end fixing hole 115 of locating support 11, it is fixed support 1 is fixed on sighting tube that it, which is acted on,；Described
Screw 5 is aided in be arranged on the fixing hole 23 of device for fixing screen on headrest 2, it is fixed Pitot tube to work, and facilitates teacher to complete experiment religion
Demonstration is learned, student is also beneficial to and does yourself this experiment, the equipment simple detachable is easy to install, it is possible to increase Pitot tube is surveyed
The teaching demonstration quality of flow velocity experiment.
General principle, principal character and advantage of the present utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the utility model is not restricted to the described embodiments, the description in above-mentioned embodiment and specification is simply said
Bright principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model also has various
Changes and improvements, these changes and improvements are both fallen within the range of the requires of the utility model protection.The requires of the utility model is protected
Scope is by appended claims and its equivalent thereof.
Claims (3)
1. a kind of laboratory Pitot tube holding appliance, including fixed support (1), device for fixing screen on headrest (2), differential manometer fixed mount
(3), fixed screw (4) and auxiliary screw (5), it is characterised in that：
Described fixed support (1) is made up of locating support (11) and retainer ring (12) two parts；Described locating support (11)
The top of fixed support (1) is located at, the cross sectional shape of locating support (11) is rectangle, and is respectively equipped with one on locating support (11)
Number mounting hole (111), No. two mounting holes (112), middle fixing hole (113), upper end fixing hole (114) and lower end fixing hole
(115), No.1 mounting hole (111) and the cross sectional shape of No. two mounting holes (112) are rectangle, and middle fixing hole (113), upper end are solid
The cross sectional shape for determining hole (114) and lower end fixing hole (115) is circle；The cross sectional shape of described retainer ring (12) is semi-ring
Shape, retainer ring (12) lower end are provided with mounting hole (121), diameter and lower end fixing hole (115) phase of mounting hole (121)
Together；
Described device for fixing screen on headrest (2) is arranged on the No.1 mounting hole (111) of locating support (11), on device for fixing screen on headrest (2)
Provided with long-armed (21), retainer plate (22) and fixing hole (23)；The cross sectional shape of described long-armed (21) is rectangle, and long-armed (21) are left
End is provided with positioning hole (211), and long-armed (21) right-hand member is connected to retainer plate (22), and the diameter and locating support of positioning hole (211)
(11) fixing hole (113) diameter is identical among on；
Described differential manometer fixed mount (3) is arranged on No. two mounting holes (112) of locating support (11), differential manometer fixed mount
(3) mounting groove (31), circular port (32) and adjustment hole (33) are provided with；The cross sectional shape of described mounting groove (31) is circle,
And the quantity of mounting groove (31) is two, the diameter of two mounting grooves (31) is identical；The quantity of described circular port (32)
For two, and the center of circle of mounting groove (31) cross section is passed through in the axis of circular port (32)；The axis of described adjustment hole (33)
The axis parallel of line and circular port (32), and adjustment hole (33) and upper end fixing hole (114) diameter on locating support (11)
Size is identical；
Described fixed screw (4) is arranged in the mounting hole (121) of retainer ring (12) lower end, and fixed screw (4) is arranged on
In the lower end fixing hole (115) of locating support (11)；
Described auxiliary screw (5) is arranged on the fixing hole (23) of device for fixing screen on headrest (2).
A kind of 2. laboratory Pitot tube holding appliance according to claim 1, it is characterised in that：Described fixed screw
(4) it is inner concave shape hex(agonal)screw.
A kind of 3. laboratory Pitot tube holding appliance according to claim 1, it is characterised in that：Described adjustment hole
(33) diameter is bigger 10mm than the diameter of circular port (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408699.4U CN206762928U (en) | 2017-04-18 | 2017-04-18 | A kind of laboratory Pitot tube holding appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408699.4U CN206762928U (en) | 2017-04-18 | 2017-04-18 | A kind of laboratory Pitot tube holding appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206762928U true CN206762928U (en) | 2017-12-19 |
Family
ID=60633930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720408699.4U Expired - Fee Related CN206762928U (en) | 2017-04-18 | 2017-04-18 | A kind of laboratory Pitot tube holding appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206762928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847097A (en) * | 2018-04-27 | 2018-11-20 | 吴爱兵 | A kind of physics teaching water flow measurement device |
-
2017
- 2017-04-18 CN CN201720408699.4U patent/CN206762928U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847097A (en) * | 2018-04-27 | 2018-11-20 | 吴爱兵 | A kind of physics teaching water flow measurement device |
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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: 20171219 Termination date: 20180418 |
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| CF01 | Termination of patent right due to non-payment of annual fee |