CN207007270U - Intrinsic safety type radar levelmeter - Google Patents
Intrinsic safety type radar levelmeter Download PDFInfo
- Publication number
- CN207007270U CN207007270U CN201720942692.0U CN201720942692U CN207007270U CN 207007270 U CN207007270 U CN 207007270U CN 201720942692 U CN201720942692 U CN 201720942692U CN 207007270 U CN207007270 U CN 207007270U
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- spheroid
- gauge outfit
- flange disk
- connecting pole
- cover body
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Abstract
A kind of intrinsic safety type radar levelmeter, including gauge outfit, connecting pole, spheroid and cover body, upper lid of the upper end installation with transparent glass window of gauge outfit, gauge outfit lower end connects downwards a cover body by connecting pole, a spheroid is fixedly installed on connecting pole, the spheroid is integrally formed with connecting pole, spheroid it is upper, lower both ends are correspondingly arranged on small flange plate and large flange disk, the middle part of small flange plate and large flange disk is provided with the mounting hole being adapted with spheroid profile, fixed between large flange disk and small flange plate by stainless steel bolt, some fixing holes for being used to install level meter are evenly arranged on the outer face of large flange disk；Cavity is provided with inside cover body, antenna box is provided with cavity, the key parameters such as thing position, signal intensity are read by transparent glass window, small flange plate and large flange disk complement each other to form gimbal structure, for adjusting the launch angle of antenna；Stream and bulkhead can effectively be avoided to be influenceed to caused by echo, the measurement result being optimal.
Description
Technical field：
It the utility model is related to measurement apparatus field, and in particular to a kind of intrinsic safety type radar levelmeter, shown for scene
And produce signal and be transmitted to host computer or compound control station, to reach judgement material position and control feed bin promptly and accurately.
Background technology：
With the development of science and technology, new level meter constantly occurs, radar levelmeter operation principle is to pass through antenna
The impulse wave run with the light velocity is launched and received to system, and transmitting range is directly proportional to the time of impulse wave, as long as so detecting
Transmitting and the time difference received between impulse wave just can determine that the height of material.But there is profile in existing radar levelmeter
Size is bigger than normal, poor in anti-explosion property, electronic part encapsulation effect is poor, can not effectively remove the problems such as interference, while the transmitting of antenna
Angular adjustment inconvenience, can not rapidly and accurately measure thing position.
The content of the invention：
The purpose of this utility model be in order to overcome above-mentioned the shortcomings of the prior art in place of, and provide a kind of intrinsic safety type
Radar levelmeter, by adjusting universal joint gradient, can effectively avoid stream and bulkhead influences to caused by echo, can be quick
Accurately measure thing position.
In order to solve the problems existing in background technology, the utility model adopts the following technical scheme that：A kind of intrinsic safety type thunder
Up to level meter, including gauge outfit, connecting pole, spheroid and cover body, the upper end installation of gauge outfit carries the upper lid of transparent glass window, gauge outfit
Placement plastic casing in cavity, the power panel of fixed in position one in plastic casing, the button suitable for reading of plastic casing set a vinyl cover, in vinyl cover
Portion sets LCD display panel, and the side of gauge outfit is provided with storage chamber, and the opening end of storage chamber is provided with side cover, passes through fixation in storage chamber
Frame installs a terminal plate, and the bottom of storage chamber sets a wire lead slot, the power line being connected with terminal plate, storing are provided with wire lead slot
The both ends of chamber are sealed with Ge Lan heads and hexagonal boring cover respectively, and gauge outfit lower end connects downwards a cover body by connecting pole, on connecting pole
A spheroid is fixedly installed, the spheroid is integrally formed with connecting pole, and the upper/lower terminal of spheroid is correspondingly arranged on small flange plate and big
The middle part of ring flange, small flange plate and large flange disk is provided with the mounting hole being adapted with spheroid profile, large flange disk and small flange
Fixed between disk by stainless steel bolt, the spheroid, small flange plate and large flange disk complement each other to form gimbal structure, greatly
Some fixing holes for being used to install level meter are evenly arranged on the outer face of ring flange；Cavity is provided with inside cover body, is set in cavity
There is antenna box, the lower end open-mouth button of antenna box sets pressure ring, the joint installation O-ring of lower pressure ring and antenna box, antenna box
Plastic plate, dsp board and antenna are inside provided with, the plastic plate, dsp board and antenna from top to bottom set gradually and by there is copper spiral shell
Post is fixed in antenna box.
The upper lid includes lid, and a transparent glass window is covered at the upper end center hole of lid, is set on transparent glass window
Upper press ring is fixed on transparent glass window by one upper press ring, the inside edge of lid upper end, and the lower mouth of lid is screwed onto in gauge outfit.
Assembling sets silicagel pad at the contact surface of antenna box and cover body.
The power panel, terminal plate, dsp board, terminal plate and LCD display panel are sealed to form using silicon rubber perfusion.
The beneficial effects of the utility model：The key parameters such as thing position, signal intensity are read by transparent glass window, " returned
In wave profile ", radar return curve can be checked；Small flange plate and large flange disk complement each other to form gimbal structure, are used for
Adjust the launch angle of antenna；Stream and bulkhead can effectively be avoided to be influenceed to caused by echo, the measurement result being optimal；This
The electronic unit of utility model such as power panel, terminal plate, dsp board, terminal plate and LCD display panel are filled close with silicon rubber
Envelope, it is effectively guaranteed the sealing effectiveness of electronic unit；The arranging of O-ring and silicagel pad uses in housing, lifts integral sealing
Performance；Gauge outfit using 304 stainless steels and is integrally formed with cover body, has good decay resistance and higher hardness.
Brief description of the drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 A-A to cross section structure diagram.
In figure：Covered on 1., 2. gauge outfits, 3. Ge Lan heads, 4. side covers, 5.O shape circles, 6. hexagonal boring covers, 7. stainless steel bolts, 8.
Connecting pole, 9. large flange disks, 10. small flange plates, 11. spheroids, 12. spring shims, 13. times pressure rings, 14. cover bodies, 15. transparent glass
Glass window, 16. plastic plates, 17. upper press rings, 18.LCD display boards, 19. silicagel pads, 20. vinyl covers, 21.DSP plates, 22. fixed mounts,
23. screw, 24. terminal plates, 25. plastic casings, 26. power panels, 27. nameplates, 28. antenna boxes, 29. antennas, 30. copper studs.
Embodiment：
Reference picture 1-2, a kind of intrinsic safety type radar levelmeter, including gauge outfit 2, connecting pole 8, spheroid 11 and cover body 14, gauge outfit 2
Inside is provided with cavity, disposes plastic casing 25 in cavity, and the power panel 26 of fixed in position one in plastic casing 25, the button suitable for reading of plastic casing is set
LCD display panel 18, upper lid of the upper end installation with transparent glass window 15 of gauge outfit are set in one vinyl cover 20, the middle part of vinyl cover 20
1, the side of gauge outfit is provided with storage chamber, and the terminal plate 24 and power panel 26 are electrical by the hole slot between gauge outfit 2 and storage chamber
Connection；The opening end of storage chamber is provided with side cover 4, and the junction of side cover 4 and storage chamber seals provided with O-ring, the opposite side of gauge outfit 2
Nameplate 27 is set, passes through one terminal plate 24 of installation of fixed mount 22, one wire lead slot of bottom setting of storage chamber, wire lead slot in storage chamber
It is interior provided with the power line being connected with terminal plate 24, the both ends of storage chamber are sealed with Ge Lan first 3 and hexagonal boring cover 6 respectively, under gauge outfit 2
End connects downwards a cover body 14 by connecting pole 8, and a spheroid 11, the spheroid and connecting pole one are fixedly installed on connecting pole 8
The middle part of shaping, spheroid and connecting pole is provided with the connecting hole of insertion, and the upper end of connecting pole 8 is provided with O-ring with the junction of gauge outfit 2
5, the upper/lower terminal of spheroid 11 is correspondingly arranged on small flange plate 10 and large flange disk 9, in small flange plate 10 and large flange disk 9
Portion is provided with the mounting hole being adapted with spheroid profile, passes through stainless steel bolt 7 and spring between large flange disk 9 and small flange plate 10
Pad 12 is fixed, and the spheroid 11, small flange plate 10 and large flange disk 9 complement each other to form gimbal structure, large flange disk 9
Some fixing holes for being used to install level meter are evenly arranged on outer face；The inside of cover body 14 is provided with cavity, the lower port of connecting pole 8
It is connected with the cavity of cover body 14, the junction of connecting pole 8 and cover body 14 is provided with O-ring 5 and fixed by stainless steel bolt 7,
Antenna box 28 is provided with the cavity of cover body, the lower end open-mouth button of antenna box 28 sets pressure ring 13, lower pressure ring 13 and antenna box
Joint installs O-ring 5, and plastic plate 16, dsp board 21 and antenna 29, the plastic plate 16, dsp board are provided with antenna box 28
21 and antenna 29 from top to bottom set gradually and by there is copper stud 30 to be fixed in antenna box 28, the surrounding of plastic plate 16 is with silicon rubber
Glue is filled, and ensures sealing.
The upper lid 1 includes lid, and the inner side of lid is provided with O-ring, and O-ring is squeezed in lid and gauge outfit contact position, lid
A transparent glass window 15 is covered at the upper end center hole of body, a upper press ring 17 is set on transparent glass window 15, lid upper end it is interior
Upper press ring is fixed on transparent glass window 15 by flanging, and the lower mouth of lid is screwed onto in gauge outfit 2.
Antenna box 28 sets silicagel pad 19 with assembling at the contact surface of cover body 14, for sealing waterproof；The power panel, connect
Line plate and dsp board are sealed to form using silicon rubber perfusion.
Spheroid 11, small flange plate 10 and large flange disk 9 of the present utility model complement each other to form gimbal structure, for adjusting
Save the launch angle of antenna；Thing position can rapidly and accurately be measured；Electronic unit of the present utility model such as power panel 26, terminal plate
24th, dsp board 21, terminal plate 24 and LCD display panel 18 are filled sealing with silicon rubber, are effectively guaranteed electronic unit
Sealing effectiveness；O-ring 5 and the arranging of silicagel pad 19 use in housing, lift overall sealing performance；Gauge outfit 2 uses with cover body 14
304 stainless steels and it is integrally formed, there is good decay resistance and higher hardness.
The utility model uses fmcw radar thing position sensing technology, and fmcw radar instrument can launch microwave to dielectric surface,
And continuous frequency modulation.Meanwhile receiver continuously receives, the frequency difference between transmitter and receiver is directly proportional to the distance to material,
By the utility model, thing position can be rapidly and accurately measured.
Claims (4)
1. a kind of intrinsic safety type radar levelmeter, including gauge outfit（2）, connecting pole（8）, spheroid（11）And cover body（14）, its feature exists
In：The upper end installation of gauge outfit carries transparent glass window（15）Upper lid（1）, gauge outfit（2）Cavity in placement plastic casing（25）, modeling
Magazine（25）The interior power panel of fixed in position one（26）, the button suitable for reading of plastic casing sets a vinyl cover（20）, vinyl cover（20）Middle part
Set LCD display panel（18）, the side of gauge outfit is provided with storage chamber, and the opening end of storage chamber is provided with side cover（4）, pass through in storage chamber
Fixed mount（22）One terminal plate is installed（24）, the bottom of storage chamber sets a wire lead slot, is provided with wire lead slot and terminal plate（24）
Ge Lantou is used at the power line and signal wire of connection, the both ends of storage chamber respectively（3）With hexagonal boring cover（6）Sealing, gauge outfit（2）Lower end
Pass through connecting pole（8）One cover body of connection downwards（14）, connecting pole（8）One spheroid of upper fixed setting（11）, the spheroid（11）With
Connecting pole is integrally formed, spheroid（11）Upper/lower terminal be correspondingly arranged on small flange plate（10）With large flange disk（9）, small flange
Disk（10）With large flange disk（9）Middle part be provided with the mounting hole that is adapted with spheroid profile, large flange disk（9）And small flange plate
（10）Between pass through stainless steel bolt（7）It is fixed, the spheroid（11）, small flange plate（10）With large flange disk（9）Cooperate
Form gimbal structure, large flange disk（9）Outer face on be evenly arranged and some be used to the fixing holes of level meter are installed；Cover body
（14）Inside is provided with cavity, and antenna box is provided with cavity（28）, antenna box（28）Lower end open-mouth button set pressure ring（13）, under
Pressure ring（13）O-ring is installed with the joint of antenna box（5）, antenna box（28）Inside it is provided with plastic plate（16）, dsp board（21）With
Antenna（29）, the plastic plate（16）, dsp board（21）And antenna（29）From top to bottom set gradually and by there is copper stud（30）
It is fixed on antenna box（28）It is interior.
2. intrinsic safety type radar levelmeter according to claim 1, it is characterised in that：The upper lid（1）Including lid, lid
Upper end center hole at cover a transparent glass window（15）, transparent glass window（15）One upper press ring of upper setting（17）, lid upper end
Inside edge upper press ring is fixed on transparent glass window（15）On, the lower mouth of lid is screwed onto gauge outfit（2）On.
3. intrinsic safety type radar levelmeter according to claim 1, it is characterised in that：Antenna box（28）With cover body（14）Connect
Assembling sets silicagel pad at contacting surface（19）.
4. intrinsic safety type radar levelmeter according to claim 1, it is characterised in that：The power panel（26）, terminal plate
（24）, dsp board（21）, terminal plate（24）And LCD display panel（18）It is sealed to form using silicon rubber perfusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720942692.0U CN207007270U (en) | 2017-07-31 | 2017-07-31 | Intrinsic safety type radar levelmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720942692.0U CN207007270U (en) | 2017-07-31 | 2017-07-31 | Intrinsic safety type radar levelmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207007270U true CN207007270U (en) | 2018-02-13 |
Family
ID=61456324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720942692.0U Active CN207007270U (en) | 2017-07-31 | 2017-07-31 | Intrinsic safety type radar levelmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207007270U (en) |
-
2017
- 2017-07-31 CN CN201720942692.0U patent/CN207007270U/en active Active
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