CN208459419U - A kind of speed probe - Google Patents
A kind of speed probe Download PDFInfo
- Publication number
- CN208459419U CN208459419U CN201821297884.1U CN201821297884U CN208459419U CN 208459419 U CN208459419 U CN 208459419U CN 201821297884 U CN201821297884 U CN 201821297884U CN 208459419 U CN208459419 U CN 208459419U
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- CN
- China
- Prior art keywords
- speed probe
- hall element
- limit film
- shell
- accommodating chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of speed probe by limit film and accommodates cavity wall limit cooperation, reaching fixed Hall element end will not be crooked, ensure that the operation of subsequent injecting glue step by the limit film of setting grafting on the Hall element in accommodating chamber.
Description
Technical field
The utility model specifically relates to sensor technical field, and in particular to a kind of speed probe.
Background technique
Speed probe includes Hall member as the sensor that revolving speed is commonly converted into electric signal inside the shell
Part in existing technique, needs to add glue to fix Hall element placing Hall element, prevents Hall element in use
It is detached from and fixes, but existing Hall element needs vertically to place Hall element during injecting glue, prevents Hall element from tilting,
But the process needs artificial fixed calibration, is inconvenient.
Summary of the invention
It is in order to solve the defects of prior art and insufficient.The utility model provides a kind of speed probe.
The technical solution that the utility model uses is: a kind of speed probe, including shell, on the shell also
Equipped with capping, the front end of the shell is equipped with installation part, and the shell and installation part are mating, in the installation part
Equipped with accommodating chamber, Hall element is equipped in the accommodating chamber, the Hall element is vertically placed in accommodating chamber, described
One end of Hall element is additionally provided with limit film, and the limit film and Hall element are mating, the limit film and receiving
Cavity wall limit cooperation.
The centre of the limit film is equipped with the slot of perforation, and one end of the Hall element is plugged on the slot of perforation
It is interior.
Perforative hole for injecting glue is additionally provided in the limit film.
The hole for injecting glue is symmetrically distributed in slot two sides.
The limit film is reverse frustoconic structure.
Hall element is fixed by perfusion adhesive in the accommodating chamber.
The installation part is metalwork, and the accommodating chamber is cylindrical cavity.
Wiring hole is additionally provided on the shell.
The face section of the shell is additionally provided with mounting ear.
The limit film bottom is additionally provided with rectangular positioning region, and the rectangular positioning region is matched with outer casing inner wall limit
It closes.
The beneficial effects of the utility model are: the utility model provides a kind of speed probe, by accommodating chamber
Hall element on be arranged grafting limit film, by limit film and accommodate cavity wall limit cooperate, reach fixed Hall element
End will not be crooked, ensure that the operation of subsequent injecting glue step.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model structure diagram.
Fig. 3 is the utility model Hall element and limit film structural schematic diagram.
Fig. 4 is the utility model limit film structural schematic diagram.
1- shell in figure, 2- Hall element, 3- limit film, 4- wiring hole, 5- mounting ear, the positioning region 6-, 11- installation part,
12- accommodating chamber, 31- slot, 32- hole for injecting glue.
Specific embodiment
In order to be more clearly understood that the technology contents of the utility model, spy lifts following embodiment and is described in detail.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of speed probe, including shell 1 are additionally provided with envelope on the shell 1
The front end of lid, the shell 1 is equipped with installation part 11, and the shell 1 and installation part 11 are mating, the installation part 11
It is interior to be equipped with accommodating chamber 12, it is equipped with Hall element 2 in the accommodating chamber 12, the Hall element 2 is vertically placed on accommodating chamber
In 12, one end of the Hall element 2 is additionally provided with limit film 3, and the limit film 3 and Hall element 2 are mating, described
Limit film 3 and 12 inner wall of accommodating chamber limit cooperate.3 bottom of limit film is additionally provided with rectangular positioning region 5, the side
The positioning region of shape and the limit of 1 inner wall of shell cooperate.The centre of the limit film 3 is equipped with the slot 31 of perforation, the Hall
One end of element 2 is plugged in the slot 31 of perforation.Perforative hole for injecting glue 32 is additionally provided in the limit film 3.The note
Glue hole 32 is symmetrically distributed in 31 two sides of slot.The limit film 3 is reverse frustoconic structure.Pass through filling in the accommodating chamber 12
Infuse adhesive Hall element 2 is fixed.The utility model by the Hall element in accommodating chamber be arranged grafting limit film,
By limit film and cavity wall limit cooperation is accommodated, reaching fixed Hall element end will not be crooked, ensure that subsequent injecting glue
The operation of step.
The installation part 11 is metalwork, and the accommodating chamber 12 is cylindrical cavity.
Wiring hole 4 is additionally provided on the shell 1.
The face section of the shell 1 is additionally provided with mounting ear 5.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as instruction or
Imply relative importance.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, art
Language " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or
It is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition
The concrete meaning of above-mentioned term in the present invention.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.Every technical staff's notice: although the utility model is according to above-mentioned specific embodiment party
Formula describes, but the utility model thought of the utility model is not limited to that utility model, any practical new with this
The repacking of type thought will be all included in this patent scope of patent protection.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of speed probe, including shell (1), the shell are additionally provided with capping on (1), which is characterized in that described
The front end of shell (1) is equipped with installation part (11), the shell (1) installation part mating, described with installation part (11)
(11) accommodating chamber (12) are equipped in, are equipped with Hall element (2) in the accommodating chamber (12), the Hall element (2) is vertical
Be placed in accommodating chamber (12), one end of the Hall element (2) is additionally provided with limit film (3), the limit film (3) with suddenly
Your element (2) is mating, and the limit film (3) and the limit of accommodating chamber (12) inner wall cooperate.
2. a kind of speed probe according to claim 1, which is characterized in that the centre of the limit film (3) is equipped with
The slot (31) of perforation, one end of the Hall element (2) are plugged in the slot (31) of perforation.
3. a kind of speed probe according to claim 2, which is characterized in that be additionally provided with and pass through in the limit film (3)
The hole for injecting glue (32) worn.
4. a kind of speed probe according to claim 3, which is characterized in that the hole for injecting glue (32) is symmetrically distributed in
Slot (31) two sides.
5. a kind of speed probe according to claim 1, which is characterized in that the limit film (3) is reverse frustoconic
Structure.
6. a kind of speed probe according to claim 5, which is characterized in that pass through perfusion in the accommodating chamber (12)
Adhesive is fixed by Hall element (2).
7. a kind of speed probe according to claim 1, which is characterized in that the installation part (11) is metalwork,
The accommodating chamber (12) is cylindrical cavity.
8. a kind of speed probe according to claim 1, which is characterized in that be additionally provided with wiring on the shell (1)
Hole (4).
9. a kind of speed probe according to claim 1, which is characterized in that the face section of the shell (1) is additionally provided with
Mounting ear (5).
10. a kind of speed probe according to claim 1, which is characterized in that described limit film (3) bottom is additionally provided with
Rectangular positioning region (6), the rectangular positioning region (6) and the limit of shell (1) inner wall cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821297884.1U CN208459419U (en) | 2018-08-13 | 2018-08-13 | A kind of speed probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821297884.1U CN208459419U (en) | 2018-08-13 | 2018-08-13 | A kind of speed probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208459419U true CN208459419U (en) | 2019-02-01 |
Family
ID=65178557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821297884.1U Active CN208459419U (en) | 2018-08-13 | 2018-08-13 | A kind of speed probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208459419U (en) |
-
2018
- 2018-08-13 CN CN201821297884.1U patent/CN208459419U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |