CN106439740A - Hollow cathode lamp self-locking bracket - Google Patents
Hollow cathode lamp self-locking bracket Download PDFInfo
- Publication number
- CN106439740A CN106439740A CN201611051652.3A CN201611051652A CN106439740A CN 106439740 A CN106439740 A CN 106439740A CN 201611051652 A CN201611051652 A CN 201611051652A CN 106439740 A CN106439740 A CN 106439740A
- Authority
- CN
- China
- Prior art keywords
- locking
- end cover
- self
- screw
- hollow cathode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/162—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to traction or compression, e.g. coil springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/18—Latch-type fastening, e.g. with rotary action
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/09—Hollow cathodes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses a hollow cathode lamp self-locking bracket. The hollow cathode lamp self-locking bracket comprises an upper end cover, a lower end cover, a knurling locking nut and a grooving endless shaft position screw; one end of the upper end cover is hinged to one end of the lower end cover; when a hollow cathode lamp is fixed in the self-locking bracket, the other end of the upper end cover and the other end of the lower end cover are inserted in the knurling locking nut for fixing through the grooving endless shaft position screw; the upper end cover and the lower end cover form a cylinder; and the hollow cathode lamp is clamped in the cylinder. The self-locking bracket can effectively prevent popup due to vibration to prevent falling damage of the hollow cathode lamp; fluorescent signals measured by the hollow cathode lamp are stable; and the smoothness of the signals is prominently improved.
Description
Technical field
The invention belongs to heavy metal on-line monitoring instrument technical field is and in particular to a kind of hollow cathode lamp support.
Background technology
Hollow cathode lamp can launch the characteristic spectral line of element to be measured, does not have cathode material impurity element or other elements, sun
The overlapping interference of the spectral lines of emission such as pole material, the noble gases being filled with, can be used for heavy metal on-line monitoring.
Tradition uses common hollow cathode lamp support, because it does not have Buffer Unit to be unable to during active absorption machine operation
Mechanical shock is so that the spot size being formed and position are not sufficiently stable by hollow cathode lamp；Simultaneously without self-locking function
, often there is pedestal upper end lid Self-bouncing in hollow cathode lamp support under the operating mode having vibrations, clamp hollow the moon therein
Pole lamp comes off.Because hollow cathode lamp housing is frangible quartz material, so case accident, easily causing to cathode modulation can not
The physical injury repaired, the hollow cathode lamp remains simultaneously damaging include substantial amounts of hard sharp quartz chips, these
Fragment is easy to cause personal injury to surrounding people.Hollow cathode lamp belongs to articles of price, if being often damaged accident,
Also no small economic loss can be caused to enterprise.
Content of the invention
The invention aims to defect present in solution prior art, one kind is provided to be avoided that during vibrations voluntarily bullet
The support opened.
In order to achieve the above object, the invention provides a kind of hollow cathode lamp self-locking locking bracket, including upper end cover, lower end
Lid, annular knurl locking nut and axial screw without a head of slotting；One end of upper end cover is hinged with one end of bottom end cover；Work as hollow cathode lamp
When being fixed in self-locking locking bracket, the other end of upper end cover and the other end of bottom end cover pass through axial screw insertion rolling without a head of slotting
Fixing in flower locking nut, and upper end cover and bottom end cover form tubular, hollow cathode lamp is clamped in centre.
Self-locking locking bracket of the present invention also includes extension spring and annular knurl microcephaly's screw；Annular knurl microcephaly's screw is on upper end cover；Draw
Spring is on bottom end cover；When hollow cathode lamp is fixed in self-locking locking bracket, hollow cathode lamp be clamped in annular knurl microcephaly's screw and
Between extension spring, and extension spring is in extended state.
Wherein, annular knurl locking nut is rotatably arranged in the other end of bottom end cover；Axial screw without a head of slotting is fixed at
The other end of upper end cover；Annular knurl locking nut is provided with annular groove；It is provided with breach outside annular groove；When self-locking support is locked, open
Groove axial screw without a head is located in annular groove, the opposite side of breach.
Above-mentioned self-locking locking bracket also includes locking nut small rack, locking stage clip and lock-screw；Locking nut small rack
It is fixed on bottom end cover；Locking stage clip be placed on lock-screw, and two ends respectively with locking nut small rack and lock-screw
It is fixedly linked；Annular knurl locking nut two ends are respectively sleeved on locking nut small rack and lock-screw.
Annular groove one end of annular knurl locking nut is provided with through hole, and above-mentioned breach is located at outside the other end；When self-locking bracket lock
When tight, axial screw without a head of slotting is located in through hole.
Annular knurl microcephaly's screw is four, is respectively arranged at the upper end corner of upper end cover；Extension spring is two, is individually fixed in down
The left and right opening of end cap.
Self-locking locking bracket of the present invention also includes flange sleeve；Flange sleeve is fixed at the lower end of bottom end cover.
The present invention has advantages below compared to existing technology：Carried out with axial screw without a head of slotting by annular knurl locking nut
The fixation of upper and lower end cap, simultaneously using the spring reset of locking stage clip, is locked to annular knurl locking nut, can be effective
Prevent from leading to support opens voluntarily because of vibrations；While self-locking, and by the annular groove of setting on annular knurl locking nut and lack
Mouth facilitates folding.Using plastics annular knurl microcephaly's screw and extension spring, flexible constraint is carried out to hollow cathode lamp, can be effectively by hollow the moon
Pole lamp is clamped in support specified location, by annular knurl microcephaly's screw, the facula position that hollow cathode lamp is formed can be carried out micro- simultaneously
Adjust, it is also possible to absorb unfavorable vibration from all directions to greatest extent it is ensured that facula position and big under the operating mode of vibrations
Little stable in specified location, and then ensure that the stable detection signal of whole machine output well.
Brief description
Fig. 1 is the structural representation of hollow cathode lamp self-locking locking bracket of the present invention；
Fig. 2 is the configuration schematic diagram of hollow cathode lamp self-locking locking bracket of the present invention；
Fig. 3 is to measure, using the hollow cathode lamp of self-locking locking bracket of the present invention and traditional conventional bracket, the letter that Pb standard sample obtains
Number intensity compares figure.
In figure, the shaft screw of 1- with groove, 2- bottom end cover, 3- locking nut small rack, 4- upper end cover, 5- plastics annular knurl
Microcephaly's screw, 6- slot axial screw without a head, 7- extension spring, 8- with groove can pendulum spring screw, 9- through hole, 10- support connect
Bar, 11- breach, 12- flange sleeve, 13- annular knurl locking nut, 14- locking stage clip, 15- lock-screw, 16- hollow cathode lamp,
17- fixing screws, a- adopts the signal that the hollow cathode lamp of self-locking locking bracket of the present invention obtains, and b- is using traditional conventional bracket
The signal that hollow cathode lamp obtains.
Specific embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
In conjunction with Fig. 1, Fig. 2, hollow cathode lamp self-locking locking bracket of the present invention includes, including upper end cover 4, bottom end cover 2, extension spring 7,
Plastics annular knurl microcephaly's screw 5, annular knurl locking nut 13, axial screw 6 without a head of slotting, locking nut small rack 3, locking stage clip
14th, lock-screw 15, connecting rod of support 10 and flange sleeve 12.Plastics annular knurl microcephaly's screw 5 is four, is respectively arranged on upper end cover
At 4 upper end corner；Extension spring 7 is two, is individually fixed in the left and right opening of bottom end cover 4.Upper end cover 4 rear end and bottom end cover 2
The rear end left and right sides carries out hinged, the groove punishment of the shaft screw 1 of with groove simultaneously respectively by the shaft screw 1 of with groove
One end of extension spring 7 Xuan Gua not corresponded to, the other end of two extension springs 7 can be fixed on lower end by pendulum spring screw by with groove respectively
The front end left and right sides of lid 2.When upper end cover 4 and bottom end cover 2 fasten, both merge formation tubular, and hollow cathode lamp 16 clamps
In centre.When hollow cathode lamp 16 is fixed in self-locking locking bracket, hollow cathode lamp 16 is clamped in plastics annular knurl microcephaly's screw 5
And extension spring 7 between, and extension spring is in extended state.
Locking nut small rack 3 is fixed at the center of the front opening of bottom end cover 2, and locking stage clip 14 is placed on locking screw
On nail 15, and two ends are fixedly linked with locking nut small rack 3 and lock-screw 15 respectively.Annular knurl locking nut 13 two ends are respectively
It is placed on locking nut small rack 3 and lock-screw 15.Annular knurl locking nut 13 is provided with annular groove, and annular groove one end is provided with through hole 9,
It is provided with breach 11 outside the other end.Axial screw 6 without a head of slotting is fixed at the center of the front opening of upper end cover 4.When certainly
During lock bracket self-locking, axial screw 6 without a head of slotting is located in the through hole 9 of annular groove.
Flange sleeve 12 is fixed at the lower end of bottom end cover 2 by connecting rod of support 10.By consolidating on flange sleeve 12
Determine screw 17 to be fixed self-locking locking bracket of the present invention.
During use, 180 degree rotates annular knurl locking nut 13, so that fluting axial screw without a head 6 is located at breach 11, is pulled outwardly
Dynamic annular knurl locking nut 13, opens up pedestal upper end lid 4, hollow cathode lamp is put in pedestal lower end lid 2, covers upper end cover
4, so that hollow cathode lamp 16 is held between plastics annular knurl microcephaly's screw 5 and extension spring 7.Axial screw 6 without a head of simultaneously slotting passes through
Breach 11 enters in the annular groove of annular knurl locking nut 13, makes annular knurl locking nut 13 rotate 180 degree, makes fluting axial screw without a head
6 is coaxial with the through hole 9 in annular groove, unclamps annular knurl locking nut 13, under the spring reset elastic force effect of locking stage clip 14, annular knurl
Locking nut 13 fit is pressed on locking nut small rack 3, and support is locked.Rotary plastic annular knurl microcephaly's screw 5, fine-tuning sky
The size and location of the formed hot spot of heart cathode modulation, completes the focusing of whole optical system.
Tested using self-locking locking bracket of the present invention, be illustrated in figure 3 normal using self-locking locking bracket of the present invention and tradition
The signal intensity compares figure that the hollow cathode lamp of rule support obtains after under the same conditions same Pb standard sample being measured.
Wherein, the flow of reducing agent and current-carrying liquid is 3.5 ml/min, and carrier gas flux is 300 ml/min, and shield gas flow amount is 800
ml/min.Hollow cathode lamp self-locking support of the present invention is adjusted to correct position.
Test shows, it is unstable that existing conventional hollow cathode lamp support has output signal b, significantly cloudy under vibration operating mode
The shortcomings of lamp easy play in pole even comes off；And apply the fluorescence signal measured by self-locking hollow cathode lamp support of the present invention
A is stable, signal smoothing degree is obviously improved, more conventional hollow cathode lamp support, and signal fluctuation value is less than 200mV；Thoroughly prevent
The generation of hollow cathode lamp obscission.
The present invention is not limited to above-mentioned embodiment, using the structure identical or approximate with the above-mentioned embodiment of the present invention,
Obtained from other structure designs, all within protection scope of the present invention.
Claims (7)
1. a kind of hollow cathode lamp self-locking locking bracket it is characterised in that：Described self-locking locking bracket includes upper end cover, bottom end cover, rolling
Flower locking nut and axial screw without a head of slotting；One end of described upper end cover is hinged with one end of bottom end cover；Work as hollow cathode lamp
When being fixed in described self-locking locking bracket, the other end of described upper end cover passes through, with the other end of bottom end cover, axle position spiral shell without a head of slotting
Nail inserts in described annular knurl locking nut and fixes, and upper end cover and bottom end cover form tubular, and hollow cathode lamp is clamped in centre.
2. self-locking locking bracket according to claim 1 it is characterised in that：Described self-locking locking bracket also includes extension spring and annular knurl
Microcephaly's screw；Described annular knurl microcephaly's screw is on described upper end cover；Described extension spring is on described bottom end cover；Work as hollow cathode
When lamp is fixed in described self-locking locking bracket, described hollow cathode lamp be clamped in described annular knurl microcephaly's screw and described extension spring it
Between, and described extension spring is in extended state.
3. self-locking locking bracket according to claim 1 it is characterised in that：Described annular knurl locking nut is rotatably arranged in institute
State the other end of bottom end cover；Described axial screw without a head of slotting is fixed at the other end of described upper end cover；Described annular knurl locking
Nut is provided with annular groove；It is provided with breach outside described annular groove；When described self-locking support is locked, described fluting axle position spiral shell without a head
Nail is located in described annular groove, the opposite side of breach.
4. self-locking locking bracket according to claim 3 it is characterised in that：It is little that described self-locking locking bracket also includes locking nut
Support, locking stage clip and lock-screw；Described locking nut small rack is fixed on described bottom end cover；Described locking compression spring sleeve
On described lock-screw, and two ends are fixedly linked with described locking nut small rack and lock-screw respectively；Described annular knurl lock
Jack panel two ends are respectively sleeved on described locking nut small rack and lock-screw.
5. self-locking locking bracket according to claim 4 it is characterised in that：Annular groove one end of described annular knurl locking nut is provided with
Through hole, described breach is located at outside the other end；When described self-locking support is locked, described fluting axial screw without a head is located at institute
State in through hole.
6. self-locking locking bracket according to claim 2 it is characterised in that：Described annular knurl microcephaly's screw is four, sets respectively
At the upper end corner of described upper end cover；Described extension spring is two, is individually fixed in the left and right opening of described bottom end cover.
7. self-locking locking bracket according to claim 1 it is characterised in that：Described self-locking locking bracket also includes flange sleeve；
Described flange sleeve is fixed at the lower end of described bottom end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051652.3A CN106439740B (en) | 2016-11-25 | 2016-11-25 | Self-locking bracket for hollow cathode lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051652.3A CN106439740B (en) | 2016-11-25 | 2016-11-25 | Self-locking bracket for hollow cathode lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106439740A true CN106439740A (en) | 2017-02-22 |
| CN106439740B CN106439740B (en) | 2023-07-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611051652.3A Active CN106439740B (en) | 2016-11-25 | 2016-11-25 | Self-locking bracket for hollow cathode lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106439740B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780973A (en) * | 2021-01-15 | 2021-05-11 | 华中农业大学 | A LED banks for assisting endive growth |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206191527U (en) * | 2016-11-25 | 2017-05-24 | 江苏德林环保技术有限公司 | Hollow cathode lamp is from lock chamber support |
-
2016
- 2016-11-25 CN CN201611051652.3A patent/CN106439740B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206191527U (en) * | 2016-11-25 | 2017-05-24 | 江苏德林环保技术有限公司 | Hollow cathode lamp is from lock chamber support |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780973A (en) * | 2021-01-15 | 2021-05-11 | 华中农业大学 | A LED banks for assisting endive growth |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106439740B (en) | 2023-07-11 |
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