CN212029427U - Element lamp bracket - Google Patents
Element lamp bracket Download PDFInfo
- Publication number
- CN212029427U CN212029427U CN202020835378.4U CN202020835378U CN212029427U CN 212029427 U CN212029427 U CN 212029427U CN 202020835378 U CN202020835378 U CN 202020835378U CN 212029427 U CN212029427 U CN 212029427U
- Authority
- CN
- China
- Prior art keywords
- push rod
- element lamp
- rotating shaft
- sleeve
- pivot
- 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.)
- Expired - Fee Related
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- 230000000694 effects Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model provides an element lamp lighting fixture, which comprises a body, and power component, power component locates this internally, and rotating assembly, rotating assembly is including locating this internal pivot, be equipped with the helicla flute in the pivot, set up on the body with helicla flute sliding fit's locating part, power component drive pivot removes, the pivot removes the locating part drive pivot rotation of arranging in the helicla flute, and the motion subassembly, the motion subassembly is including the push rod that is used for adjusting element lamp position, in the pivot was located to the push rod, the push rod extends the body, the elastic component is established to the cover on this internal push rod. The utility model discloses a thereby helicla flute and locating part cooperation make the pivot rotate and make the push rod rotate, its motion state is stable, do not have the vibration, and the movement track is level and smooth, and elastic component cooperation power component makes the reverse rotation when the push rod can inwards act of stepping down, and the position of the same adjustment element lamp can not produce the vibration, so can not damage the element lamp because of the adjustment action, the cost is reduced.
Description
Technical Field
The utility model relates to an atomic absorption spectrophotometer's accessory technical field especially relates to an atomic absorption spectrophotometer's element lamp lighting fixture.
Background
In the field of atomic absorption spectrophotometer system application, a corresponding element lamp is required to be used as a test light source for each element to be tested. In order to improve the testing efficiency, the element lamp holders in the prior art are driven by a motor to drive the lamp holders to rotate, so that the effect of adjusting the corresponding element lamps to be aligned to the tested object is achieved. However, the existing motor driving technology is complex in structure and high in cost, and the motor drives the lamp holder to rotate and suddenly stop to generate vibration, so that element lamps on the lamp holder are easily damaged, and unnecessary cost is increased.
SUMMERY OF THE UTILITY MODEL
Not enough to exist among the prior art, the utility model provides an element lamp lighting fixture, it has solved the problem of the rotatory fragile element lamp of motor drive lighting fixture among the prior art.
According to the utility model discloses an element lamp lighting fixture of embodiment, its characterized in that: comprises that
A body, and
a power assembly disposed within the body, an
A rotating assembly, the rotating assembly is including locating this internal pivot, be equipped with the helicla flute in the pivot, set up on the body with helicla flute sliding fit's locating part, power component drive pivot removes, and the pivot removes the locating part drive pivot rotation of arranging in the helicla flute in messenger to and
the moving assembly comprises a push rod used for adjusting the position of the element lamp, the push rod is arranged on the rotating shaft and extends out of the body, and an elastic piece is sleeved on the push rod in the body.
Further, a disc-shaped lamp holder is fixedly connected to the push rod, and a plurality of element lamp mounting holes are circumferentially arranged on the lamp holder.
Furthermore, a plurality of height adjusting devices are arranged on the body.
Further, the power assembly comprises sector-shaped teeth and a rack meshed with the sector-shaped teeth, and the rack moves to drive the rotating shaft to move.
Further, the rack drives the rotating shaft to move through the push plate.
Further, the power assembly still includes the non return subassembly, the non return subassembly is including setting up the body of rod on the body, the body is extended in the push pedal, the body of rod runs through this external push pedal, establish the retaining member spacing to the push pedal on the body of rod.
Further, height adjusting device includes first sleeve and second sleeve, first sleeve is connected the body bottom, the second sleeve is pegged graft to first sleeve, adjusts the telescopic degree of depth of first sleeve insertion second through the locating pin.
The technical principle of the utility model is that: the power assembly pushes the rotating shaft to move outwards, and meanwhile, the rotating shaft rotates around the axis of the rotating shaft, so that the push rod can also rotate to achieve the purpose of adjusting the corresponding element lamp; and the elastic piece is matched with the power assembly to give way, so that the push rod can reversely rotate while moving inwards to perform reverse adjustment, and the aim that the element lamp is just opposite to the test object is fulfilled by comprehensive adjustment.
Compared with the prior art, the utility model discloses a thereby helicla flute and locating part cooperation make the pivot rotate and make the push rod rotate, its motion state is stable, no vibration, and the movement track is level and smooth, and elastic component cooperation power component makes the push rod reverse rotation when inwards acting, and the position of same adjustment element lamp can not produce the vibration, so can not damage the element lamp because of the adjustment action, the cost is reduced.
Drawings
Fig. 1 is a top view of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a wire clamping mechanism according to an embodiment of the present invention.
In the above drawings: 1. a body; 2. a rotating shaft; 3. a helical groove; 4. a limiting member; 5. a push rod; 6. an elastic member; 7. a lamp socket; 8. an element lamp mounting hole; 9. sector-shaped teeth; 10. a rack; 11. pushing the plate; 12. a rod body; 13. a locking member; 14. a first sleeve; 15. a second sleeve; 16. positioning pins; 17. a cover plate; 18. a rotating member; 19. a shifting sheet; 20. a slideway; 21. And (7) mounting a seat.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1-2, the embodiment of the present invention provides an element lamp holder, which includes a cylindrical body 1, wherein one end of the body 1 is open, and a through hole is provided on the end surface of the other end of the body 1 for assembling. The opening of the body 1 is opened and closed by a cover plate 17 spirally connected with the body.
Referring to fig. 1, a power assembly is arranged in the body 1, the power assembly includes a sector gear 9 and a rack 10 engaged with the sector gear 9, specifically, a rod-shaped rotating member 18 is arranged in the body 1, the rotating member 18 is sleeved with the sector gear 9 capable of rotating on the rotating member 18, a slideway 20 is welded in the body 1 below the sector gear 9, a chute is formed in the top surface of the slideway 20, the rack 10 engaged with the sector gear 9 is slidably arranged in the chute, a strip-shaped hole is formed in the body 1 above the sector gear 9, a poking piece 19 extending out of the strip-shaped hole is arranged on the upper portion of the sector gear 9, the poking piece 19 and the sector gear 9 are integrally molded and cast, and the sector gear 9 can drive the rack 10 to make reciprocating linear motion in the slideway 20 by poking the poking piece 19.
Be provided with the runner assembly in body 1, the runner assembly is including locating pivot 2 in body 1, and the internal diameter of body 1 is matchd to the external diameter of pivot 2, and pivot 2 sets up in the through-hole one side that is close to body 1, rack 10 is close to the through-hole one end of body and is equipped with push pedal 11, and rack 10 acts on through push pedal 11 pivot 2, rack 10 can promote pivot 2 syntropy when moving toward the through-hole direction of body 1 in the slide.
In order to enable the rotating shaft 2 to rotate along with the rack 10, the rotating shaft 2 is provided with the spiral groove 3, the body 1 is provided with the limiting part 4 in sliding fit with the spiral groove 3, the limiting part 4 is in a nail shape, the limiting part 4 is inserted into the body 1 from the outside of the body 1 and then is clamped into the spiral groove 3, the stroke of the rack 10 meets the requirement that the limiting part 4 can move from the starting point to the end point of the spiral groove 3, the length of the spiral groove 3 determines the rotation angle of the rotating shaft 2, and the rotating shaft 3 rotates 90 degrees in the embodiment. The power assembly drives the rotating shaft 2 to move towards the end of the body where the through hole is formed, the rotating shaft 2 moves to enable the limiting part 4 arranged in the spiral groove 3 to drive the rotating shaft 2 to rotate, and therefore the power assembly is matched with the spiral groove 3 and the limiting part 4 to drive the rotating shaft 2 to rotate 90 degrees. The rotating shaft moves towards the end of the body where the through hole is located while rotating under the action of the rack, the push plate, the spiral groove and the limiting piece.
Still including the motion subassembly, the motion subassembly is including the push rod 5 that is used for adjusting the element lamp position, 5 one end of push rod weld in pivot 2 is last, the push rod 5 other end extends through the through-hole on the body 1 outside the body 1, overlaps on the push rod 5 in the body 1 and establishes elastic component 6. Specifically, the elastic element 6 is a spring, and when the rotating shaft moves towards the direction of the side of the through hole, the spring is compressed; when the rack 10 moves back to the direction away from the through hole on the body 1, the spring resets, and the rotating shaft 2 moves in the direction away from the upper through hole on the body 1 under the action of the spring, so that the rotating shaft resets.
Referring to fig. 2, a disc-shaped lamp holder 7 is fixedly connected to the push rod 5 outside the body by welding or screwing, and since the rotation angle of the rotating shaft is 90 ° in this embodiment, the push rod 5 drives the lamp holder 7 to rotate by 90 °, and in order to ensure the effect of adjusting the angle, three element lamp mounting holes 8 are circumferentially arranged on the lamp holder 7, and certainly, the element lamp mounting holes 8 are matched with the rotation angle of the lamp holder, and the adjustment can be performed by those skilled in the art according to actual conditions.
In order to guarantee the stability of lamp stand after rotating, power component still includes the non return subassembly, the non return subassembly is including setting up the mount pad 21 on body 1, and the rigid coupling has the body of rod 12 on the mount pad 21, the bar hole that push pedal 11 was seted up through 1 top of body extends body 1, the body of rod 12 runs through the push pedal 11 outside the body 1, establish on the body of rod 12 to push pedal 11 spacing retaining member 13, specifically, set up the screw thread on the body of rod, retaining member 13 is the nut, and the nut setting is in the push pedal 11 side of keeping away from 7 one side of lamp stand, promotes push rod 5 when push pedal 11 and moves to suitable position, or spring cooperation push pedal 11 makes pivot 2 reset to suitable position after, and push pedal 11 is hugged closely to adjusting nut, avoids pivot 2 to be ordered about the through-hole.
In order to adjust the height of the body 1 in real time and further adjust the effect that the element lamp just faces the test object, a plurality of height adjusting devices are arranged on the body 1. Specifically, height adjustment device includes first sleeve 14 and second sleeve 15, first sleeve 14 welds the body 1 bottom, second sleeve 15 places in ground, first sleeve 14 pegs graft second sleeve 15, all is equipped with the pinhole on first sleeve 14 and second sleeve 15, wherein the pinhole on second sleeve 15 is a set of symmetry setting, and 14 vertical settings 5 groups of symmetrical pinholes on the first sleeve, first sleeve 14 inserts behind the second sleeve, adjusts the degree of depth that first sleeve 14 inserted second sleeve 15, then aligns pinhole between them, can fix with the pinhole after inserting alignment of locating pin 16 to reach the effect of adjusting the degree of depth that first sleeve 14 inserted second sleeve 15 after inserting the pinhole through locating pin 16.
When the device is used, an operator dials the shifting piece 19 to enable the sector-shaped teeth 9 to drive the rack 10 to reciprocate so as to adjust the push rod 5, and therefore the lamp holder 7 rotates to adjust the corresponding element lamp to be opposite to a test object.
Specifically, when the sector gear 9 drives the rack 10 to move towards the end where the through hole is located, the rack pushes the push plate, and the push plate 11 pushes the rotating shaft to move towards the end where the through hole is located, and meanwhile, because the limiting part 4 of the spiral groove 3 is clamped, the rotating shaft moves towards the end where the through hole is located on the body while rotating. The rotating shaft 2 moves to drive the push rod 5 to move synchronously with the push rod, so that the lamp holder fixedly connected to the push rod 5 rotates to drive the element lamp in the element lamp mounting hole 8 to rotate; and the spring on the push rod is deformed under pressure. When the sector gear 9 drives the rack to move towards the opening end, the push plate 11 is driven to move reversely, the compressed spring recovers deformation to push the rotating shaft and the push rod to move towards the opening end, and the rotating shaft 2 and the push rod 5 rotate reversely to achieve the effect of adjusting the position of the element lamp.
After the element lamp position adjustment is suitable, will set up the nut on the body of rod 12 of the push pedal 11 side of keeping away from lamp stand 7 one side and revolve to butt push pedal 11, then resilience force behind the spring atress is supported by the nut, and the lamp stand is very stable this moment, can not take place other movements. Therefore, the scheme that the traditional motor rotates to drive the lamp holder to rotate is abandoned, the linear motion is converted into the rotation by the rack motion through the matching of the spiral groove and the limiting part, the motion track is smooth, no vibration exists in the motion, and the service life of the element lamp is prolonged.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (7)
1. An element lamp holder, its characterized in that: comprises that
A body (1), and
a power assembly disposed within the body, an
The rotating assembly comprises a rotating shaft (2) arranged in a body (1), a spiral groove (3) is formed in the rotating shaft (2), a limiting part (4) in sliding fit with the spiral groove (3) is arranged on the body (1), the power assembly drives the rotating shaft (2) to move, the rotating shaft (2) moves to enable the limiting part (4) arranged in the spiral groove (3) to drive the rotating shaft (2) to rotate, and
the moving assembly comprises a push rod (5) used for adjusting the position of the element lamp, the push rod (5) is arranged on the rotating shaft (2), the push rod (5) extends out of the body (1), and an elastic piece (6) is sleeved on the push rod (5) in the body (1).
2. The element lamp holder of claim 1 wherein: the push rod (5) is fixedly connected with a disc-shaped lamp holder (7), and a plurality of element lamp mounting holes (8) are circumferentially arranged on the lamp holder (7).
3. The element lamp holder of claim 1 wherein: the body (1) is provided with a plurality of height adjusting devices.
4. The element lamp holder of claim 1 wherein: the power assembly comprises sector teeth (9) which are arranged in a rotating mode and a rack (10) meshed with the sector teeth (9), and the rack (10) moves to drive the rotating shaft (2) to move.
5. The element lamp holder of claim 4 wherein: the rack (10) drives the rotating shaft (2) to move through the push plate (11).
6. The element lamp holder of claim 5 wherein: the power assembly further comprises a non-return assembly, the non-return assembly comprises a rod body (12) arranged on the body (1), the push plate (11) extends out of the body (1), the rod body (12) penetrates through the push plate (11) outside the body (1), and a locking piece (13) limiting the push plate (11) is arranged on the rod body (12).
7. The element lamp holder of claim 3 wherein: the height adjusting device comprises a first sleeve (14) and a second sleeve (15), the first sleeve (14) is connected with the bottom of the body (1), the first sleeve (14) is inserted into the second sleeve (15), and the depth of the first sleeve (14) inserted into the second sleeve (15) is adjusted through a positioning pin (16).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020835378.4U CN212029427U (en) | 2020-05-18 | 2020-05-18 | Element lamp bracket |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020835378.4U CN212029427U (en) | 2020-05-18 | 2020-05-18 | Element lamp bracket |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212029427U true CN212029427U (en) | 2020-11-27 |
Family
ID=73480680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020835378.4U Expired - Fee Related CN212029427U (en) | 2020-05-18 | 2020-05-18 | Element lamp bracket |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212029427U (en) |
-
2020
- 2020-05-18 CN CN202020835378.4U patent/CN212029427U/en not_active Expired - Fee Related
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Legal Events
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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201127 |