CN208860405U - A kind of suspended body flowmeter - Google Patents
A kind of suspended body flowmeter Download PDFInfo
- Publication number
- CN208860405U CN208860405U CN201821741572.5U CN201821741572U CN208860405U CN 208860405 U CN208860405 U CN 208860405U CN 201821741572 U CN201821741572 U CN 201821741572U CN 208860405 U CN208860405 U CN 208860405U
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- CN
- China
- Prior art keywords
- stilling
- canals
- suspended body
- body flowmeter
- protective cover
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Abstract
The utility model discloses a kind of suspended body flowmeters, belong to flow detector technical field；It further include the protective cover that canals of stilling is isolated with the external world the main points of its technical scheme are that including canals of stilling, the inner wall of the protective cover is fixed with buffer layer, and the buffer layer is abutted with the peripheral wall of canals of stilling；The protective cover, which is located on the peripheral wall at canals of stilling graduation position, is provided with transparent observation window；When solving existing suspended body flowmeter and being installed in pipeline, by hitting the problem of canals of stilling is easy to happen damage；Can be when suspended body flowmeter collide, the good canals of stilling to suspended body flowmeter is protected.
Description
Technical field
The utility model relates to flow detector technical field more particularly to a kind of suspended body flowmeters.
Background technique
Suspended body flowmeter, which draws, to be gone up and down in vertical taper pipe with changes in flow rate with float, and the stream between them is changed
Logical area is come the volume flow instrument measured, also known as spinner flowmeter.Glass tube suspended body flowmeter is one of the most common type
Suspended body flowmeter, glass tube suspended body flowmeter include canals of stilling, and cross section is provided in canals of stilling and is gradually subtracted from top to bottom
Small cone shaped body is placed with float in cone shaped body.When detected fluid passes through cone shaped body from bottom to top, tapered cavity wall and float
The annular space of formation, float upper and lower side generate differential pressure and form the power that float rises, and the climbing power suffered by the float is greater than leaching in a fluid
When float weight, float just rises, and annular space area increases with it, and fluid flow rate declines immediately at annular space, float upper and lower side differential pressure
It reduces, acts on the climbing power of float also with reduction, when climbing power is equal to leaching float weight in a fluid, float is just steady
It is scheduled on a certain height.Float height and the flow passed through in Taper Pipe have corresponding relationship.Flow indexing is directly engraved in canals of stilling
On, and then reading can be measured to the flow velocity of detected fluid.
Existing suspended body flowmeter structure can refer to the Chinese utility model patent that Authorization Notice No. is CN207907954U
File, it discloses a kind of glass ball float flowmeter, including glass tube, the top and bottom end of the glass tube are fixedly connected to
Attachment device, the glass tube are hollow structure, and conical internal cavity is provided in the glass tube, and the inner wall of the conical internal cavity is logical
It crosses bracket and is fixedly connected with mounting base, the lower surface of the mounting base is fixedly connected with guide rod, the surface set of the guide rod
It is connected to float, the inner wall of the float is fixedly connected with U-lag, and the inner wall of the U-lag is plugged with shaft.
Above-mentioned glass ball float flowmeter tests the fluid flow rate in pipeline in the pipeline for being installed to workshop
When, since the application operating condition in workshop is complicated, worker is easy floating to the glass in workshop when workshop is walked about or carries out other work
Subflow meter causes to collide, and the glass tube of glass ball float flowmeter be easy to cause damage when being collided.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of suspended body flowmeter, Neng Gou
When suspended body flowmeter collides, the good canals of stilling to suspended body flowmeter is protected.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of suspended body flowmeter,
It further include the protective cover that canals of stilling is isolated with the external world, the inner wall of the protective cover is fixed with slow including canals of stilling
Layer is rushed, the buffer layer is abutted with the peripheral wall of canals of stilling；The protective cover is located on the peripheral wall at canals of stilling graduation position
It is provided with transparent observation window.
Through the above technical solutions, suspended body flowmeter includes canals of stilling and protective cover, by protective cover by canals of stilling
It is isolated with the external world, canals of stilling inner wall is fixed with buffer layer, and buffer layer is abutted with the peripheral wall of canals of stilling, and is being protected
Cover, which is located on the peripheral wall at canals of stilling graduation position, is provided with transparent observation window；By protective cover to canals of stilling carry out every
From protection, thus a possibility that personnel for reducing surrounding cause damaged in collision to canals of stilling in carrying out work activities；Pass through
The setting of buffer layer, when the suspended body flowmeter being installed on pipeline collides, to what is transmitted from protective cover to canals of stilling
Vibration carries out bumper and absorbing shock, damages to reduce shock vibration to canals of stilling；By the setting of observation window, so as to
Canals of stilling high scale is read through cover, to not influence the normal use read to flowmeter flow measurement.
Preferably, the protective cover includes camber observation cover and camber mounting cup, the camber observation cover is installed with camber
Connected structure is provided on the joint face of cover, the connected structure includes being fixed on inserted block on camber observation cover joint face and setting
Set the slot on camber mounting cup joint face, the inserted block and slot grafting.
Through the above technical solutions, protective cover includes camber observation cover and camber mounting cup, camber observation cover is pacified with camber
It fills and is provided with connected structure on the joint face of cover, connected structure includes being fixed on inserted block and setting on camber observation cover joint face
Slot on camber mounting cup joint face, inserted block and slot grafting, so as to conveniently by protective cover and glass tube
Body is dismantled, to dismantle protective cover and canals of stilling when not needing using protective cover.
Preferably, being provided with locating piece on the peripheral wall of the canals of stilling, it is fixed that the inner wall of the camber observation cover is provided with
Position slot, the locating piece and locating slot grafting.
Through the above technical solutions, being provided with locating piece on the peripheral wall of canals of stilling, the inner wall for observing cover is provided with positioning
Slot, so that the grafting by locating slot and locating piece quickly positions observation cover, the observation window and glass tube for covering observation
Corresponding graduation position is aligned on body.
Preferably, the canals of stilling upper and lower ends are provided with the bump joint being connected with other pipelines, the flange is connect
Cushion is fixed on the end face of the nearly canals of stilling of head rest, the cushion is fixedly connected with canals of stilling.
Through the above technical solutions, canals of stilling upper and lower ends are provided with the bump joint being connected with other pipelines, flange
Connector is fixed with cushion on the end face of canals of stilling, and cushion is fixedly connected with canals of stilling；It is set by bump joint
It sets, facilitates and install suspended body flowmeter in pipeline；By the way that cushion is arranged between bump joint and canals of stilling, in turn
Can to by pipeline along canals of stilling transfers Lai vibration carry out bumper and absorbing shock, thus reduce by pipeline along canals of stilling axis
The vibration come to transmitting, damages canals of stilling.
Preferably, the both ends of the canals of stilling are provided with buffer spring, the buffer spring is vertically arranged, buffer spring
One end be fixedly connected with bump joint, the other end of buffer spring is fixedly connected with cushion.
Through the above technical solutions, the both ends of canals of stilling are provided with buffer spring, buffer spring is vertically arranged, buffering elastic
One end of spring is fixedly connected with bump joint, and the other end of buffer spring is fixedly connected with cushion；Pass through setting for buffer spring
Set, have vibration by pipeline along canals of stilling is axial transmitted towards canals of stilling when, by the shock absorbing effect of buffer spring,
Good damping can be carried out along the vibration that canals of stilling transmits to by pipeline, to reduce the vibration for thering is pipeline to transmit to glass
The possibility of tube body damage.
Preferably, being fixed with elastic bumps on the protective cover peripheral wall.
Through the above technical solutions, be fixed with elastic bumps on protective cover peripheral wall, to take behaviour to suspended body flowmeter
When making, when being fallen on ground due to operation error, is contacted by protective cover peripheral wall elastic bumps with ground, pass through elasticity
The elastic deformation of protrusion carries out bumper and absorbing shock, thus when reducing suspended body flowmeter and falling to ground, shake suffered by canals of stilling
Dynamic impact.
Preferably, being fixed with illuminating lamp tube on the canals of stilling peripheral wall of the observation window position.
Through the above technical solutions, being fixed with illuminating lamp tube on the canals of stilling peripheral wall of observation window position, and then in float
When ambient light intensity around flowmeter is poor, by illuminating lamp tube to being illuminated at observation window position, to facilitate operation
Person is read out the corresponding flow scale of suspended body flowmeter.
Preferably, further including shine to the illuminating lamp tube optical control element controlled, the optical control element and illuminating lamp tube
It is connected；The optical control element detects ambient enviroment luminous intensity, described when the ambient light intensity of surrounding is less than setting value
Optical control element control illuminating lamp tube conducting is lighted.
Through the above technical solutions, suspended body flowmeter further includes the optical control element controlled that shines to headlamp, it is light-operated
Unit is connected with illuminating lamp tube, is detected by optical control element to the intensity of illumination memory around suspended body flowmeter, when surrounding
When the small setting value of intensity of illumination, optical control element control illuminating lamp tube conducting is lighted, and is capable of lighting to houselights for intelligence,
Operator is facilitated to carry out reading operation to suspended body flowmeter.
In conclusion the utility model has the following beneficial effects:
1. insulation blocking is carried out to canals of stilling by protective cover, so that the personnel for reducing surrounding are carrying out work activities
In a possibility that damaged in collision is caused to canals of stilling；By the setting of buffer layer, in the suspended body flowmeter being installed on pipeline
When colliding, bumper and absorbing shock is carried out to the vibration transmitted from protective cover to canals of stilling, to reduce shock vibration to glass
Tube body damages；By the setting of observation window, so as to be read through cover to canals of stilling high scale, thus not shadow
Ring the normal use read to flowmeter flow measurement；
2. canals of stilling upper and lower ends are provided with the bump joint being connected with other pipelines, bump joint is close to glass tube
Cushion is fixed on the end face of body, cushion is fixedly connected with canals of stilling, and the both ends of canals of stilling are provided with buffering
Spring, buffer spring are vertically arranged, and one end of buffer spring is fixedly connected with bump joint, the other end and buffering of buffer spring
Pad is fixedly connected, and comprehensive by cushion and buffer spring is arranged, to the vibration transmitted from pipeline to float-type into
Row buffering damping is damaged to canals of stilling from pipeline to the vibration that suspended body flowmeter transmits to reduce；
3. being fixed with illuminating lamp tube on the canals of stilling peripheral wall of observation window position and suspended body flowmeter further including to illumination
The luminous optical control element controlled of lamp；The environment light around suspended body flowmeter is detected by optical control element, works as surrounding
Ambient light intensity be lower than setting value when, optical control element control illuminating lamp tube light, and then to suspended body flowmeter graduation position at
It is illuminated, convenient for users to being read out to the flow of suspended body flowmeter when ambient light intensity is weak.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of suspended body flowmeter；
Fig. 2 is the structural schematic diagram of canals of stilling；
Fig. 3 is the structural schematic diagram of protective cover；
Fig. 4 is the structural schematic diagram of camber observation cover；
Fig. 5 is the circuit diagram of optical control element.
Appended drawing reference: 1, canals of stilling；11, locating piece；2, protective cover；21, camber observation cover；211, locating slot；22, arc
Type mounting cup；23, observation window；24, connected structure；241, inserted block；242, slot；25, buffer layer；26, elastic bumps；3, flange
Connector；4, cushion；5, buffer spring；6, illuminating lamp tube；7, optical control element；71, photo resistance；72, light-operated triode；73,
Protective resistance.
Embodiment: a kind of suspended body flowmeter, referring to Figures 1 and 2, including canals of stilling 1 and protective cover 2.Protective cover 2 is by glass
1 peripheral wall of glass tube body is isolated from the outside, and then realizes the carry out anticollision insulation blocking to canals of stilling 1.It is set on the peripheral wall of protective cover 2
It is equipped with transparent observation window 23, observation window 23 is located at 1 graduation position of canals of stilling, and then user can penetrate observation window 23
Observed reading is carried out to the scale of canals of stilling 1, reads the flow of current measurement fluid.Bullet is further fixed on 2 peripheral wall of protective cover
Property protrusion 26, by the setting of elastic bumps 26, when operator carries out operation of taking to suspended body flowmeter, suspended body flowmeter is fallen
When, bumper and absorbing shock is carried out by the flexible deformation of the elastic bumps 26 on 2 peripheral wall of protective cover when being contacted with ground, so as to have
Effect reduces the jerk to 2 inner glass tube body 1 of protective cover.
Specific embodiment
Referring to Fig.1 with 2,1 upper and lower ends of canals of stilling are provided with the bump joint 3 being connected with other pipelines, bump joint 3
It is fixed with cushion 4 on the end face of canals of stilling 1, cushion 4 is fixedly connected with canals of stilling 1.It will by bump joint 3
In the pipeline that suspended body flowmeter installation is moved towards vertically, and then the flow velocity of the fluid in pipeline is tested.The two of canals of stilling 1
End is provided with buffer spring 5, and buffer spring 5 is vertically arranged, and one end of buffer spring 5 is fixedly connected with bump joint 3, buffering elastic
The other end of spring 5 is fixedly connected with cushion 4.When there is vibration to be transmitted from pipeline to suspended body flowmeter, pass through cushion 4
Bumper and absorbing shock is carried out to the vibration being transmitted to by pipeline with buffer spring 5, to reduce the vibration pair being transmitted to by pipeline
A possibility that canals of stilling 1 damages.
Referring to Fig. 2 and Fig. 3, protective cover 2 includes that camber observation cover 21 and camber mounting cup 22, observation window 23 are arranged in camber
On observation cover 21, connected structure 24, grafting knot are provided on the joint face of 2 camber of protective cover observation cover 21 and camber mounting cup 22
Structure 24 includes being fixed on inserted block 241 and the slot being arranged on 22 joint face of camber mounting cup on camber observation 21 joint faces of cover
242,242 grafting of inserted block 241 and slot.Camber observation cover 21 and camber mounting cup 22 are attached by connected structure 24, from
And by separating camber observation cover 21 and camber mounting cup 22, and then can conveniently tear protective cover 2 open
Point, protective cover 2 is disassembled from canals of stilling 1.Suspended body flowmeter is being carried out in use, working as the installation of suspended body flowmeter
Position is not easy accidentally to be touched or protective cover 2 corresponds to when being impacted with operating condition, camber can be observed to cover 21 and camber is installed
Cover 22 is separated, and protective cover 2 is dismantled from canals of stilling 1, thus make suspended body flowmeter using more flexible wide
It is general.
Referring to Fig. 3, camber observation cover 21 and 22 inner wall of camber mounting cup are respectively and fixedly provided with buffer layer 25, and buffer layer 25 is using sea
Continuous or other flexible materials, buffer layer 25 are abutted with the peripheral wall of canals of stilling 1.When the suspended body flowmeter being mounted on pipeline by
When collision, impact can be generated to the canals of stilling 1 in protective cover 2, by the flexible contact of buffer layer 25 and canals of stilling 1, from
And when protective cover 2 is collided, bumper and absorbing shock is carried out to the vibration transmitted from protective cover 2 to canals of stilling 1, to reduce glass
The jerk that tube body 1 is subject to, and then reduce suspended body flowmeter canals of stilling 1 when being collided and be shaken and cause to damage
Bad a possibility that.
Referring to Fig. 2 and Fig. 4, locating piece 11 is provided on the peripheral wall of canals of stilling 1, the inner wall of camber observation cover 21 is provided with
Locating slot 211, locating piece 11 and 211 grafting of locating slot.It, being capable of convenience and high-efficiency by the grafting of locating piece 11 and locating slot 211
To protective cover 2 carry out location and installation, be aligned observation window 23 with the scale on canals of stilling 1.
Referring to Fig. 2 and Fig. 5, illuminating lamp tube 6, suspended body flowmeter are fixed on 1 peripheral wall of canals of stilling of 23 position of observation window
It further include the optical control element 7 controlled that shines to illuminating lamp tube 6.Illuminating lamp tube 6 uses direct current supply, optical control element 7 and photograph
Bright lamp pipe 6 is connected；Optical control element 7 detects ambient enviroment luminous intensity, when the ambient light intensity of surrounding is less than setting value,
Optical control element 7 controls the conducting of illuminating lamp tube 6 and lights.Optical control element 7 includes photo resistance 71 and light-operated triode 72.Light-operated three pole
The emitter of pipe 72 accesses positive pole, and the base series of light-operated triode 72 have protective resistance 73, and protective resistance 73 accesses electricity
Source cathode, illuminating lamp tube 6 are coupled to the collector of light-operated triode 72, the cathode of the other end access power supply of illuminating lamp tube 6.Light
One end of quick resistance 71 is coupled to the base stage of light-operated triode 72；The other end coupling of light-operated triode 72 is used for light-operated triode
72 emitter.
Specifically used principle is as follows:
It carries out to suspended body flowmeter in use, being chosen whether that protective cover will be installed on canals of stilling 1 according to applying working condition
2, the installation site such as suspended body flowmeter is higher, is not easily susceptible to collide, then does not need installation protective cover 2.It is installed to by protective cover 2
When on to canals of stilling 1, the grafting of locating piece 11 Yu locating slot 211 is first passed through, camber observation cover 21 is installed to canals of stilling 1
On, then camber mounting cup 22 and camber observation cover 21 are installed by slot 242 and the grafting of inserted block 241, thus right
Canals of stilling 1 carries out insulation blocking.Suspended body flowmeter is installed in pipeline by bump joint 3.Suspended body flowmeter by
When collision, insulation blocking is carried out to canals of stilling 1 by protective cover 2, by buffer layer 25 fixed on 2 inner wall of protective cover to glass
Glass tube body 1 carries out vibration buffering.When transmitting vibration towards suspended body flowmeter along duct orientation, pass through cushion 4 and buffer spring 5
Comprehensive setting, and then bumper and absorbing shock is carried out to the vibration come along pipeline transmitting.Pass through the observation window 23 on camber observation cover 21
Scale on canals of stilling 1 is read out, and then the fluid flow rate in pipeline is tested.Around suspended body flowmeter
When ambient light intensity is weaker, illuminating lamp tube 6 is controlled by optical control element 7 and is lighted, and then operator is facilitated to carry out test stream
Amount is read out.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of suspended body flowmeter, including canals of stilling (1), it is characterised in that: further include by canals of stilling (1) and extraneous progress
The inner wall of the protective cover (2) of isolation, the protective cover (2) is fixed with buffer layer (25), the buffer layer (25) and canals of stilling
(1) peripheral wall abuts；The protective cover (2), which is located on the peripheral wall at canals of stilling (1) graduation position, is provided with transparent observation
Window (23).
2. a kind of suspended body flowmeter according to claim 1, it is characterised in that: the protective cover (2) includes camber observation
(21) and camber mounting cup (22) are covered, is provided with grafting on the joint face of the camber observation cover (21) and camber mounting cup (22)
Structure (24), the connected structure (24) include being fixed on inserted block (241) and setting on camber observation cover (21) joint face to exist
Slot (242) on camber mounting cup (22) joint face, the inserted block (241) and slot (242) grafting.
3. a kind of suspended body flowmeter according to claim 2, it is characterised in that: set on the peripheral wall of the canals of stilling (1)
It is equipped with locating piece (11), the inner wall of the camber observation cover (21) is provided with locating slot (211), the locating piece (11) and positioning
Slot (211) grafting.
4. a kind of suspended body flowmeter according to claim 1, it is characterised in that: canals of stilling (1) upper and lower ends are set
It is equipped with the bump joint (3) being connected with other pipelines, the bump joint (3) is fixed on the end face of canals of stilling (1)
Cushion (4), the cushion (4) are fixedly connected with canals of stilling (1).
5. a kind of suspended body flowmeter according to claim 4, it is characterised in that: the both ends of the canals of stilling (1) are arranged
Having buffer spring (5), the buffer spring (5) is vertically arranged, and one end of buffer spring (5) is fixedly connected with bump joint (3),
The other end of buffer spring (5) is fixedly connected with cushion (4).
6. a kind of suspended body flowmeter according to claim 5, it is characterised in that: be fixed on protective cover (2) peripheral wall
Elastic bumps (26).
7. a kind of suspended body flowmeter according to claim 1, it is characterised in that: the glass tube of observation window (23) position
Illuminating lamp tube (6) are fixed on body (1) peripheral wall.
8. a kind of suspended body flowmeter according to claim 7, it is characterised in that: further include shine to illuminating lamp tube (6) into
The optical control element (7) of row control, the optical control element (7) are connected with illuminating lamp tube (6)；The optical control element (7) is to ring around
Border luminous intensity is detected, and when the ambient light intensity of surrounding is less than setting value, the optical control element (7) controls illuminating lamp tube
(6) conducting is lighted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741572.5U CN208860405U (en) | 2018-10-25 | 2018-10-25 | A kind of suspended body flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741572.5U CN208860405U (en) | 2018-10-25 | 2018-10-25 | A kind of suspended body flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208860405U true CN208860405U (en) | 2019-05-14 |
Family
ID=66421544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821741572.5U Expired - Fee Related CN208860405U (en) | 2018-10-25 | 2018-10-25 | A kind of suspended body flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208860405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405615A (en) * | 2021-07-19 | 2021-09-17 | 山西新华防化装备研究院有限公司 | Gas mask is airflow detection device for air supply unit |
-
2018
- 2018-10-25 CN CN201821741572.5U patent/CN208860405U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405615A (en) * | 2021-07-19 | 2021-09-17 | 山西新华防化装备研究院有限公司 | Gas mask is airflow detection device for air supply unit |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20201025 |
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| CF01 | Termination of patent right due to non-payment of annual fee |