CN209639878U - A kind of disc type pressure gauge - Google Patents
A kind of disc type pressure gauge Download PDFInfo
- Publication number
- CN209639878U CN209639878U CN201920402098.1U CN201920402098U CN209639878U CN 209639878 U CN209639878 U CN 209639878U CN 201920402098 U CN201920402098 U CN 201920402098U CN 209639878 U CN209639878 U CN 209639878U
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- CN
- China
- Prior art keywords
- piston rod
- pressure
- dial plate
- introducing portion
- gear
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Abstract
A kind of disc type pressure gauge is equipped with a pointer including watchcase and the dial plate being located in watchcase on dial plate, and the pointer is movably connected by a shaft with dial plate, and the shaft passes through dial plate and is connected with a gear；The gear is equipped with a pressure detection mechanism；The pressure detection mechanism includes pressure introducing portion, one is inserted into pressure introducing portion for detecting the piston rod of pressure, the piston rod is equipped with the rack gear being equipped with gear far from the side of pressure introducing portion, and the piston rod is connected by an elastic component with pressure introducing portion.The application realizes the driving of pointer by way of gear piston bar；And the playback of pointer is realized by the setting of elastic component, whole reliability is improved, and the replacement of elastic component can easily be carried out.
Description
Technical field
This application involves a kind of disc type pressure gauges.
Background technique
Measurement pressure generally uses pressure gauge, and pressure gauge refers to measuring and indicating using elastic element as sensing element
Higher than the instrument of environmental pressure, application is extremely widespread, it almost spreads all industrial flow and scientific research field.In thermal pipe
The fields such as net, oil gas transmission, water and air supply system, vehicle maintenance maintenance factory shop are seen everywhere.Especially industrial stokehold with
In technology measurement process, since the elastic sensing element of mechanical compression table has very high mechanical strength and convenient for production etc.
Characteristic, so that mechanical compression table has been more and more widely used.In use, elastic component is easy to due to by superpressure
Influence and damage, largely effect on the precision that the later period uses.
CN208568126U discloses a kind of mining fully mechanized mining pressure gauge, including shell and panel, and shell is an opening
Formula cavity, panel closing opening, cavity is interior to be equipped with detection interface, the first pointer, dial and transmission mechanism, transmission mechanism packet
Machine core is included, the first pointer, which is set on machine core and links with machine core, to be arranged, and transmission mechanism is connect with detection interface, detects pressure
Variation, deformation occurs drives machine core rotation to realize that the first pointer rotates on dial；It wherein, further include peak records mechanism,
Peak records mechanism includes the second pointer and knob, and knob includes knob lid and knob core, and the second pointer is set in knob
On core, knob core is located at the surface of machine core and the two is separately positioned；Second pointer and knob core pass through knob lid and panel
Fixed, the second pointer is equipped with baffle, and baffle is located on the motion profile of the first pointer；The utility model structure is simple, waterproof
Performance is good, has the characteristics that memory peak function, measurement data are accurate.
The main actions component of above-mentioned application is still the components such as spring, is easy to cause partial failure, so that measurement accuracy
It substantially reduces, does not have comparability, and substantially non-exchange maintenance between the parameter of same table measurement.
Utility model content
To solve the above-mentioned problems, present applicant proposes a kind of disc type pressure gauges, including watchcase and the table being located in watchcase
Disk is equipped with a pointer on dial plate, and the pointer is movably connected by a shaft with dial plate, and the shaft passes through dial plate and a tooth
Wheel is connected；The gear is equipped with a pressure detection mechanism；The pressure detection mechanism includes pressure introducing portion, and one is used for
The piston rod of detection pressure is inserted into pressure introducing portion, and the piston rod is equipped with far from the side of pressure introducing portion to be cooperated with gear
The rack gear of setting, the piston rod are connected by an elastic component with pressure introducing portion.The application is by way of gear piston bar
Realize the driving of pointer；And the playback of pointer is realized by the setting of elastic component, improve whole reliability, and energy
The convenient replacement for carrying out elastic component.
Preferably, the elastic component includes a pulley being connected with the dial plate back side, and elastic string sliding is located on pulley, bullet
One end of property rope is connected with piston rod, and the other end of the elastic string is connected with pressure introducing portion.Simplify whole system, facilitates bullet
The replacement of property rope.
Preferably, the pressure introducing portion includes introducing pipe, and the introducing pipe is extend into watchcase, and a sliding slot is located at watchcase
Interior and connected with pipe is introduced, the piston rod is actively plugged in sliding slot.
Preferably, the other end of the piston rod is inserted into a guide groove, and the guide groove is located at the back side of dial plate.
Preferably, the piston rod is equipped with a positioning rod towards the side of guide groove, and one and positioning are equipped in guide groove
The locating slot that bar is equipped with.By setting locating rod and piston rod, piston rod when pressure is excessive is avoided to be detached from cunning
Slot, by the cooperation of locating rod and locating slot, due to the mistake of pressure piston bar when avoiding hypotony or hypertonia
It ships dynamic damage and falls this equipment.
Preferably, if being equipped with the sealing ring that arterial highway is equipped with piston rod in sliding slot.Improve leakproofness.
The application can be brought the following benefits:
1, the application realizes the driving of pointer by way of gear piston bar；And it is realized by the setting of elastic component
The playback of pointer improves whole reliability, and can easily carry out the replacement of elastic component；
2, by setting locating rod and piston rod, piston rod when pressure is excessive is avoided to be detached from sliding slot, by fixed
The cooperation of position bar and locating slot avoids transient motion when hypotony or hypertonia due to pressure piston bar from damaging
Fall this equipment.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the application；
Fig. 2 is the schematic diagram of piston rod portion.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this Shen
It please be described in detail.
As shown in the figure, for the clearer general idea for illustrating the application, with reference to the accompanying drawings of the specification with example
Mode be described in detail.
In addition, in the description of the present application, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as the limitation to the application.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present application, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected, can also be communication；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in this application as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.In retouching for this specification
In stating, the description of reference term " one embodiment ", " some embodiments ", " example ", " specific example " or " some examples " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the application
In embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.
In one embodiment, as shown in Figs. 1-2, a kind of disc type pressure gauge including watchcase 1 and is located in watchcase 1
Dial plate 2 is equipped with a pointer 3 on dial plate 2, and the pointer 3 is movably connected by a shaft with dial plate 2, and the shaft passes through table
Disk 2 is connected with a gear 4；The gear 4 is equipped with a pressure detection mechanism；The pressure detection mechanism includes that pressure is drawn
Enter portion, one is inserted into pressure introducing portion, the side of the piston rod 5 far from pressure introducing portion for detecting the piston rod 5 of pressure
Equipped with the rack gear 13 being equipped with gear 4, the piston rod 5 is connected by an elastic component with pressure introducing portion.The application is logical
The mode for crossing 4 piston rod 5 of gear realizes the driving of pointer 3；And the playback of pointer 3 is realized by the setting of elastic component, it mentions
High whole reliability, and the replacement of elastic component can easily be carried out.The elastic component includes one connected with 2 back side of dial plate
Pulley 7, an elastic string 6 sliding be located on pulley 7, one end of elastic string 6 is connected with piston rod 5, the elastic string 6 it is another
End is connected with pressure introducing portion.Simplify whole system, facilitates the replacement of elastic string 6.The pressure introducing portion includes introducing pipe 8,
The introducing pipe 8 is extend into watchcase 1, and a sliding slot 9 is located in watchcase 1 and is connected with pipe 8 is introduced, and 5 activity of piston rod is inserted
In sliding slot 9.The other end of the piston rod 5 is inserted into a guide groove 10, and the guide groove 10 is located at the back of dial plate 2
Face.The piston rod 5 is equipped with a positioning rod 11 towards the side of guide groove 10, and one is equipped in guide groove 10 and is matched with locating rod 11
Close the locating slot 12 of setting.By setting locating rod 11 and piston rod 5, the piston rod 5 when pressure is excessive is avoided to be detached from
Sliding slot 9, by the cooperation of locating rod 11 and locating slot 12, due to pressure piston when avoiding hypotony or hypertonia
This equipment is fallen in the transient motion damage of bar 5.If being equipped with the sealing ring 13 that arterial highway is equipped with piston rod 5 in sliding slot 9.It improves
Leakproofness.
In use, being inserted into pipe 8 is introduced in pipeline to be measured, the fluid in pipeline to be measured is by introducing pipe 8, pressure
It is applied in piston rod 5, the movement of piston rod 5 pushes rack gear 13 to move, and rack gear 13 is acted with moving gear 4, completes the fortune of pointer 3
Dynamic, when introducing 8 pressure reduction of pipe, then piston rod 5 playbacks under the action of the elastic member.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (6)
1. a kind of disc type pressure gauge, it is characterised in that: including watchcase and the dial plate being located in watchcase, be equipped with one on dial plate and refer to
Needle, the pointer are movably connected by a shaft with dial plate, and the shaft passes through dial plate and is connected with a gear；The gear and one
Pressure detection mechanism is equipped with；The pressure detection mechanism includes pressure introducing portion, and one inserts for detecting the piston rod of pressure
Enter to pressure introducing portion, side of the piston rod far from pressure introducing portion is equipped with the rack gear being equipped with gear, the work
Stopper rod is connected by an elastic component with pressure introducing portion.
2. a kind of disc type pressure gauge according to claim 1, it is characterised in that: the elastic component includes one and the dial plate back side
Connected pulley, elastic string sliding are located on pulley, and one end of elastic string is connected with piston rod, the other end of the elastic string
It is connected with pressure introducing portion.
3. a kind of disc type pressure gauge according to claim 1, it is characterised in that: the pressure introducing portion includes introducing pipe,
The introducing pipe is extend into watchcase, and a sliding slot is located in watchcase and is connected with pipe is introduced, and the piston rod is actively plugged in cunning
In slot.
4. a kind of disc type pressure gauge according to claim 3, it is characterised in that: the other end of the piston rod is inserted into one
In guide groove, the guide groove is located at the back side of dial plate.
5. a kind of disc type pressure gauge according to claim 4, it is characterised in that: the piston rod is towards the side of guide groove
Equipped with a positioning rod, a locating slot being equipped with locating rod is equipped in guide groove.
6. a kind of disc type pressure gauge according to claim 4, it is characterised in that: if being equipped with arterial highway and piston rod in sliding slot
The sealing ring being equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920402098.1U CN209639878U (en) | 2019-03-26 | 2019-03-26 | A kind of disc type pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920402098.1U CN209639878U (en) | 2019-03-26 | 2019-03-26 | A kind of disc type pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209639878U true CN209639878U (en) | 2019-11-15 |
Family
ID=68496877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920402098.1U Expired - Fee Related CN209639878U (en) | 2019-03-26 | 2019-03-26 | A kind of disc type pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209639878U (en) |
-
2019
- 2019-03-26 CN CN201920402098.1U patent/CN209639878U/en not_active Expired - Fee Related
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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: 20191115 Termination date: 20210326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |