CN209102272U - A kind of formal dress special type core of pressure meter - Google Patents
A kind of formal dress special type core of pressure meter Download PDFInfo
- Publication number
- CN209102272U CN209102272U CN201822158644.XU CN201822158644U CN209102272U CN 209102272 U CN209102272 U CN 209102272U CN 201822158644 U CN201822158644 U CN 201822158644U CN 209102272 U CN209102272 U CN 209102272U
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- clamp plate
- gear
- shaft gear
- shaft
- type core
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Abstract
The utility model discloses a kind of formal dress special type core of pressure meters, including upper clamp plate, lower clamp plate, balance spring, shaft gear, sector gear, the upper clamp plate is fixedly connected with lower clamp plate by pillar, the shaft gear is engaged with sector gear, the shaft gear is arranged between upper clamp plate and lower clamp plate, the shaft gear and upper clamp plate, lower clamp plate riveting, the end of described shaft gear one end is stretched out outside upper clamp plate, the extension end of the shaft gear is cased with washer, clamp nut, the extension end of the shaft gear is provided with external screw thread, shaft is provided between the upper clamp plate and lower clamp plate, the sector gear is riveted in shaft, the tail portion of the sector gear is connected with pulling-on piece.A kind of formal dress special type core of pressure meter, convenient for fixed special construction electric elements, and sector gear is split type structure, convenient for the processing of sector gear.
Description
Technical field
The utility model belongs to pressure gauge technical field, and in particular to a kind of formal dress special type core of pressure meter.
Background technique
Extraordinary pressure gauge is the device being made of stainless steel, to survey suitable for the industrial department technological process of production
Pressure instrument has the occasion of particular/special requirement, such as detection corrosive nature compared with the pressure of strong medium.Common positive assembling machine is generally used at present
Core can not fix special electric elements needed for extraordinary pressure gauge in common machine core, and to meet assembly demand, sector gear
The length of fantail part needs to lengthen, and extends track length, will cause sector gear tail portion in this way more than radius of addendum, fan
The gear parts of shape gear can not normal process.
Utility model content
In order to overcome above-mentioned technical problem existing for prior art, the purpose of the utility model is to provide one kind
Formal dress special type core of pressure meter, convenient for the special construction electric elements in fixation pressure table, and sector gear is split type structure,
Convenient for the processing of sector gear.
A kind of formal dress special type core of pressure meter provided by the utility model, including upper clamp plate, lower clamp plate, balance spring, shaft gear,
Sector gear, the upper clamp plate are fixedly connected with lower clamp plate by pillar, and the shaft gear is engaged with sector gear, the axis tooth
Wheel is arranged between upper clamp plate and lower clamp plate, and the shaft gear and upper clamp plate, lower clamp plate rivet, the end of described shaft gear one end
It stretches out outside upper clamp plate, the extension end of the shaft gear is cased with washer, clamp nut, and the extension end of the shaft gear is provided with outer spiral shell
Line is provided with shaft between the upper clamp plate and lower clamp plate, the sector gear is riveted in shaft, the tail of the sector gear
Portion is connected with pulling-on piece, and the sector gear is split type structure, including fan body and fantail, and the fan body and fantail are solid by rivet
Fixed connection.
Further, the fan body of the sector gear is riveted in shaft.
Further, the fantail is provided with sliding slot, and the pulling-on piece is fixed on sliding slot by slider nut, screw and gasket
On.
Further, the washer is close to upper clamp plate.
Further, it is provided with the screw hole of M4 on the upper clamp plate, 2 symmetrical circular arcs are provided on the lower clamp plate
Shape elongated slot.
Further, circular trough is provided on the pillar of the close shaft gear.
Further, the inner ring of the balance spring is riveted on shaft gear, and the end of the outer ring of the balance spring is riveted on pillar
Circular trough in.
A kind of formal dress special type core of pressure meter provided by the utility model, it has the advantage that: the extension end of (1) shaft gear
It is provided with external screw thread, and is cased with washer and clamp nut, it can be convenient for special electric elements needed for fixation pressure table；(2) sector
Wheel is set as split type structure, solves and causes what gear can not process to ask because fantail is beyond sector teeth tip circle radius
Topic；(3) 2 symmetrical arc-shaped elongated slots are provided on lower clamp plate, fantail part is provided with sliding slot, convenient for adjusting gauge hand
Speed；(4) structure is simple, and assembly efficiency is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model one embodiment；
Fig. 2 is cross-sectional view at the A-A of Fig. 1.
It is marked in figure:
1. upper clamp plate；2. lower clamp plate；3. shaft gear；4. screw hole；5. pillar；6. arc-shaped elongated slot；7. balance spring；8. fan
Body；9. fantail；10. pulling-on piece；11. shaft；12. slider nut；13. gasket；14. screw；15. clamp nut；16. washer.
Specific embodiment
With reference to the accompanying drawings, in conjunction with one embodiment, to a kind of formal dress special type core of pressure meter provided by the utility model
It is described in detail.
Embodiment
- Fig. 2 referring to Fig.1, a kind of formal dress special type core of pressure meter of the present embodiment, for being mounted on extraordinary pressure gauge,
Including upper clamp plate 1, lower clamp plate 2, shaft gear 3, balance spring 7, sector gear, upper clamp plate 1 is fixedly connected with lower clamp plate 2 by pillar 5,
Shaft gear 3 is engaged with sector gear, and shaft gear 3 is arranged between upper clamp plate 1 and lower clamp plate 2, and shaft gear 3 passes through movable riveting side
Formula and upper clamp plate 1, lower clamp plate 2 rivet, and the end of 3 one end of shaft gear is stretched out outside upper clamp plate 1, set between upper clamp plate 1 and lower clamp plate 2
It is equipped with shaft 11, sector gear is riveted in shaft 11, and the tail portion of sector gear is connected with pulling-on piece 10, pulling-on piece 10 and pressure gauge
Bourdon tube connection, wherein bourdon tube is component as known to those skilled in the art, and structure and principle those skilled in the art are equal
It can be known by conventional technical means.
Stretching for washer 16, clamp nut 15, the abutting upper clamp plate 1 of washer 16, and shaft gear 3 is cased in the extension end of shaft gear 3
Outlet is provided with external screw thread, can be convenient for electric elements needed for connection pressure gauge.
The screw hole 4 of M4 to be provided on upper clamp plate 1 convenient for being fixedly connected with another electric elements.
To solve the problems, such as that fantail 9 is too long, avoids fantail 9 beyond sector teeth tip circle radius, be by sector gear
Split type structure, including fan body 8 and fantail 9, fan body 8 are fixedly connected with fantail 9 by rivet, and the fan body 8 of sector gear is solid
Surely it is riveted in shaft 11.
In addition, the fantail 9 of sector gear is provided with sliding slot, pulling-on piece 10 is solid by slider nut 12, screw 14 and gasket 13
Determine on the chute, gasket 13 can adjust pulling-on piece 10 by slider nut 12 and screw 14 and fan between fantail 9 and pulling-on piece 10
The position of tail 9 and angle；The symmetrical arc-shaped elongated slot 6 in 2 centers of circle along shaft gear 3 is provided on lower clamp plate 2, for solid
Determine machine core, and can make machine core is whole to rotate along arc-shaped elongated slot 6, adjusts the installation site of machine core, fanned by adjusting pulling-on piece 10
Position, angle and the rotation machine core of tail 9 can adjust the speed of gauge hand.
In the present embodiment, it is provided with circular trough on the pillar 5 of shaft gear 3, the inner ring of balance spring 7 is riveted on shaft gear 3
On, the end of the outer ring of balance spring 7 is riveted in the circular trough of pillar 5, can be used for eliminating gap error caused by gear engages.
A kind of working principle of the formal dress special type core of pressure meter of the present embodiment are as follows: pressure becomes the line pressure shift of bourdon tube,
Pulling-on piece is pulled to rotate together sector gear and shaft, sector gear and shaft gear engaged transmission make to be fixed on shaft gear
Gauge hand rotation, the corresponding reading of pointer instruction.
Claims (7)
1. a kind of formal dress special type core of pressure meter, it is characterised in that: including upper clamp plate, lower clamp plate, balance spring, shaft gear, sector
Wheel, the upper clamp plate are fixedly connected with lower clamp plate by pillar, and the shaft gear is engaged with sector gear, the shaft gear setting
Between upper clamp plate and lower clamp plate, the shaft gear and upper clamp plate, lower clamp plate are riveted, and the end of described shaft gear one end is stretched out
Outside clamping plate, the extension end of the shaft gear is cased with washer, clamp nut, and the extension end of the shaft gear is provided with external screw thread, described
Shaft is provided between upper clamp plate and lower clamp plate, the sector gear is riveted in shaft, the tail portion connection of the sector gear
There is pulling-on piece, the sector gear is split type structure, including fan body and fantail, and the fan body and fantail connect by the way that rivet is fixed
It connects.
2. a kind of formal dress special type core of pressure meter according to claim 1, it is characterised in that: the fan body of the sector gear
It is riveted in shaft.
3. a kind of formal dress special type core of pressure meter according to claim 1, it is characterised in that: the fantail is provided with cunning
Slot, the pulling-on piece are fixed on the chute by slider nut, screw and gasket.
4. a kind of formal dress special type core of pressure meter according to claim 1, it is characterised in that: the washer is close to press from both sides
Plate.
5. a kind of formal dress special type core of pressure meter according to claim 1, it is characterised in that: be provided on the upper clamp plate
Screw hole is provided with 2 symmetrical arc-shaped elongated slots on the lower clamp plate.
6. a kind of formal dress special type core of pressure meter according to claim 1, it is characterised in that: close to the branch of shaft gear
Circular trough is provided on column.
7. a kind of formal dress special type core of pressure meter according to claim 6, it is characterised in that: the inner ring of the balance spring rivets
On shaft gear, the end of the outer ring of the balance spring is riveted in the circular trough of pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822158644.XU CN209102272U (en) | 2018-12-21 | 2018-12-21 | A kind of formal dress special type core of pressure meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822158644.XU CN209102272U (en) | 2018-12-21 | 2018-12-21 | A kind of formal dress special type core of pressure meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209102272U true CN209102272U (en) | 2019-07-12 |
Family
ID=67163140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822158644.XU Active CN209102272U (en) | 2018-12-21 | 2018-12-21 | A kind of formal dress special type core of pressure meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209102272U (en) |
-
2018
- 2018-12-21 CN CN201822158644.XU patent/CN209102272U/en active Active
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