CN208621107U - A kind of mechanical character wheel Pulse output type of flowmeter counter - Google Patents
A kind of mechanical character wheel Pulse output type of flowmeter counter Download PDFInfo
- Publication number
- CN208621107U CN208621107U CN201821129238.4U CN201821129238U CN208621107U CN 208621107 U CN208621107 U CN 208621107U CN 201821129238 U CN201821129238 U CN 201821129238U CN 208621107 U CN208621107 U CN 208621107U
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- character wheel
- mechanical character
- turbine
- shell
- turbine cylinder
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Abstract
The utility model discloses a kind of mechanical character wheel Pulse output type of flowmeter counters, including shell, diversion pipe, diversion pipe is set at the front of the housing, turbine cylinder is set as in the middle part of shell, turbine cylinder is communicated with diversion pipe, front is provided with rotation shaft support in turbine cylinder, turbine is fixed in the rotation axis on bracket, turbine tube rear end is provided with limited block, it is corresponded on shell and is provided with stainless steel pipe right above turbine cylinder, stainless steel pipe is communicated with shell, magnetoelastic transducer and signal amplifier are installed in stainless steel pipe, magnetoelastic transducer is connected by signal amplifier with mechanical character wheel group, mechanical character wheel group includes electromagnetic relay, ratchet and armature, mechanical character wheel group center is connect with rotary shaft one end, the rotary shaft other end is connect with rocking handle；The utility model uses electromagnetic induction principle, by mechanical character wheel group in conjunction with magnetoelastic transducer, not only without crash, the power down of electronic measurement instrument situations such as, and it is not influenced by ambient light photograph, stability is strong, and accuracy is high, practical, and provision for disengagement can not be had to manually by zeroing data.
Description
Technical field
The utility model belongs to mechanical equipment art field, and in particular to a kind of mechanical character wheel Pulse output type of flowmeter counting
Device.
Background technique
Pulse output type of flowmeter common at present mostly uses electronic measurement instrument, these electronic measurement instrument are generally used
The electronics indicating value structure such as liquid crystal display, LED screen come show reading, although electronic measurement instrument in measuring accuracy, overcome fretting wear
Etc. achieve sizable progress, but situations such as be easy to appear crash, power down so that display screen can not indicating meter work as
Preceding reading influences the normal use of flowmeter；What mechanical character wheel reading equipment common at present generallyd use is that character wheel photoelectricity is compiled
Code mode, common photoelectric encoder handled from one the single-chip microcontroller of electric signal, several character wheels, with it is several with each character wheel
Photoelectric sensor composition, makes light transmission encoding strip on character wheel, and the optical path of photoelectric sensor can penetrate these encoding strips, character wheel
Angle position determines the position of these encoding strips, and several photoelectric sensors detect the position of these encoding strips using the on-off of optical path
It sets, is combined by single-chip microcontroller according to on-off and identify character wheel position, to parse 0 to 90 numbers on character wheel, complete data
Acquisition, reconvert are exported at the data of prescribed form, and this set is easy the interference irradiated by ambient light, be easy to produce misread or
Repeated encoding, common mechanical character wheel pulse counter are not zeroed setting, and use is more inconvenient.
Utility model content
The technical problems to be solved in the utility model is that it is defeated to provide a kind of mechanical character wheel pulse the shortcomings that overcoming the prior art
Flow meter counter, by mechanical character wheel group in conjunction with magnetoelastic transducer, stability is strong, and accuracy is high, and there is no crash, fall
Situations such as electric, practicability is stronger, and can not have to provision for disengagement manually by zeroing data.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution: a kind of mechanical character wheel pulse
Output stream meter is used tricks several devices, including shell, diversion pipe, diversion pipe are set at the front of the housing, and is set as turbine cylinder in the middle part of shell,
Turbine cylinder is communicated with diversion pipe, and front is provided with rotation shaft support in turbine cylinder, and turbine is fixed on the rotation axis on bracket
On, turbine tube rear end is provided with limited block, corresponded on shell and be provided with stainless steel pipe right above turbine cylinder, stainless steel pipe with
Shell communicates, and is equipped with magnetoelastic transducer and signal amplifier in stainless steel pipe, magnetoelastic transducer by signal amplifier with
Mechanical character wheel group is connected, and mechanical character wheel group includes electromagnetic relay, ratchet and armature, mechanical character wheel group center and rotary shaft one end
Connection, the rotary shaft other end are connect with rocking handle.
As a kind of optimal technical scheme of the utility model, bracket is an integral molding structure with turbine, outside the structure
For magnetic regions, magnetic regions are located inside turbine cylinder, compact-sized, the production when setting of magnetic regions is to make turbine rotation
Raw electromagnetic induction sends signal amplifier to by the processing of magnetoelastic transducer, to make the electromagnetic relay of mechanical character wheel group
Signal is received, the normal operation of mechanical character wheel group is driven.
As a kind of optimal technical scheme of the utility model, the impeller of turbine is along the bending of rotation axis direction of rotation in sharp
Angle prevents the biggish fluid obstacle turbine rotation of stickiness, influences measurement result.
The utility model beneficial effect achieved is: the utility model uses electromagnetic induction principle, by mechanical character wheel group
In conjunction with magnetoelastic transducer, not only without crash, the power down of electronic measurement instrument situations such as, but also not by ambient light shine shadow
It rings, stability is strong, and accuracy is high, and it is practical, and can be zeroed manually, it is easy to use.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model mechanical character wheel group operation principle schematic diagram；
Fig. 3 is the utility model rocking handle attachment structure schematic diagram；
Figure label: 1, shell；2, diversion pipe；3, turbine cylinder；4, bracket；5, turbine；6, limited block；7, magnetic regions；
8, stainless steel pipe；9, magnetoelastic transducer；10, signal amplifier；11, mechanical character wheel group；12, electromagnetic relay；13, ratchet；
14, armature；15, rocking handle；16, rotary shaft.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal"
Orientation 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 utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " 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, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment: as shown in Figure 1-3, the utility model provides a kind of mechanical character wheel Pulse output type of flowmeter counter,
Including shell 1, diversion pipe 2, the setting of diversion pipe 2 is set as turbine cylinder 3, turbine cylinder 3 and water conservancy diversion in the middle part of 1 front end of shell, shell 1
Pipe 2 communicates, and front is provided with rotation shaft support 4 in turbine cylinder 3, and turbine 5 is fixed in the rotation axis on bracket 4, turbine
Cylinder 3 rear ends be provided with limited block 6, correspond on shell 1 and is provided with stainless steel pipe 8 right above turbine cylinder 3, stainless steel pipe 8 and
Shell 1 communicates, and magnetoelastic transducer 9 and signal amplifier 10 are equipped in stainless steel pipe 8, and magnetoelastic transducer 9 is put by signal
Big device 10 is connected with mechanical character wheel group 11, and mechanical character wheel group 11 includes electromagnetic relay 12, ratchet 13 and armature 14, mechanical character wheel
11 centers of group are connect with 16 one end of rotary shaft, and 16 other end of rotary shaft is connect with rocking handle 15.
Further, bracket 4 is an integral molding structure with turbine 5, is magnetic regions 7 outside the structure, and magnetic regions 7
Compact-sized inside turbine cylinder 3, the setting of magnetic regions 7 is in order to make turbine 5 generate electromagnetic induction when rotating, by magnetic
The processing of electric transducer 9 sends signal amplifier 10 to, so that the electromagnetic relay 12 of mechanical character wheel group 11 is made to receive signal,
Drive the normal operation of mechanical character wheel group 11.
Further, the impeller of turbine 5 is bent at an acute angle along rotation axis direction of rotation, prevents the biggish fluid obstacle of stickiness
Turbine rotation influences measurement result.
Specifically, the utility model provides a kind of mechanical character wheel Pulse output type of flowmeter counter, specific works are former
Reason is when the utility model is used, to be directly installed between the pipeline for needing to measure by shell 1, fluid passes through 2 band of diversion pipe
Dynamic turbine 5 rotates, and generates magnetic induction pulses flow in magnetic regions 7,9 return pulse signal of magnetoelastic transducer, and by its turn
It is changed to electric signal and is transmitted to signal amplifier 10, signal amplifier 10 sends a signal to mechanical character wheel group 11, signal sending portion
Point touch start to switch, connect mechanical character wheel group 11 in route and issue pulse signal, so that electromagnetic relay is worked and is passed through
Machine driving and make counter digit wheel rotate and count；Specifically, inhaling dynamic rank when pulse signal passes through electromagnet coil
14 iron, band activity code mouth, code mouth impact ratchet 13, rotate great wheel, and character wheel driving device is electromagnetic actuator device, come from centre
The electric signal for managing unit drives character wheel driving device, and character wheel driving device pushes mechanical character wheel group 11 to rotate, by mechanical character wheel group
11 show that central processing unit needs numerical value to be shown；When needing zeros data, direct manual manipulation rocking handle 15, by mechanical word
The rotation of wheel group 11 to data show zero position, simple and convenient.
Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (3)
1. a kind of mechanical character wheel Pulse output type of flowmeter counter, which is characterized in that including shell (1), diversion pipe (2), lead
Flow tube (2) setting is set as turbine cylinder (3) in the middle part of shell (1) front end, shell (1), and turbine cylinder (3) is communicated with diversion pipe (2),
Turbine cylinder (3) interior front is provided with rotation shaft support (4), and turbine (5) is fixed in the rotation axis on bracket (4), turbine
Cylinder (3) rear end is provided with limited block (6), is corresponded on shell (1) and is provided with stainless steel pipe (8) right above turbine cylinder (3), stainless
Steel conduit (8) is communicated with shell (1), is equipped with magnetoelastic transducer (9) and signal amplifier (10), magnetic in stainless steel pipe (8)
Electric transducer (9) is connected by signal amplifier (10) with mechanical character wheel group (11), and mechanical character wheel group (11) includes electromagnetism relay
Device (12), ratchet (13) and armature (14), mechanical character wheel group (11) center are connect with rotary shaft (16) one end, and rotary shaft (16) is another
One end is connect with rocking handle (15).
2. a kind of mechanical character wheel Pulse output type of flowmeter counter as described in claim 1, which is characterized in that bracket (4)
It is an integral molding structure with turbine (5), is magnetic regions (7) outside the structure, it is internal that magnetic regions (7) are located at turbine cylinder (3).
3. a kind of mechanical character wheel Pulse output type of flowmeter counter as described in claim 1, which is characterized in that turbine (5)
Impeller along rotation axis direction of rotation bend it is at an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821129238.4U CN208621107U (en) | 2018-07-17 | 2018-07-17 | A kind of mechanical character wheel Pulse output type of flowmeter counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821129238.4U CN208621107U (en) | 2018-07-17 | 2018-07-17 | A kind of mechanical character wheel Pulse output type of flowmeter counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208621107U true CN208621107U (en) | 2019-03-19 |
Family
ID=65705900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821129238.4U Active CN208621107U (en) | 2018-07-17 | 2018-07-17 | A kind of mechanical character wheel Pulse output type of flowmeter counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208621107U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502829A (en) * | 2020-04-29 | 2020-08-07 | 王娅 | Automatic oil feeding lubricating device of micro turbojet engine |
| CN113176436A (en) * | 2021-04-25 | 2021-07-27 | 浙江松夏仪表有限公司 | Industrial alternating current meter with calibration positioning assembly |
| CN113514114A (en) * | 2021-06-25 | 2021-10-19 | 罗美特（上海）自动化仪表股份有限公司 | Photoelectric direct-reading magnetic induction double-sampling flow meter |
-
2018
- 2018-07-17 CN CN201821129238.4U patent/CN208621107U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502829A (en) * | 2020-04-29 | 2020-08-07 | 王娅 | Automatic oil feeding lubricating device of micro turbojet engine |
| CN111502829B (en) * | 2020-04-29 | 2021-10-29 | 合肥市航拯工业设计有限公司 | Automatic oil feeding lubricating device of micro turbojet engine |
| CN113176436A (en) * | 2021-04-25 | 2021-07-27 | 浙江松夏仪表有限公司 | Industrial alternating current meter with calibration positioning assembly |
| CN113514114A (en) * | 2021-06-25 | 2021-10-19 | 罗美特（上海）自动化仪表股份有限公司 | Photoelectric direct-reading magnetic induction double-sampling flow meter |
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