CN207501010U - Pull rod lamp and pull rod lamp system - Google Patents
Pull rod lamp and pull rod lamp system Download PDFInfo
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- CN207501010U CN207501010U CN201721495079.5U CN201721495079U CN207501010U CN 207501010 U CN207501010 U CN 207501010U CN 201721495079 U CN201721495079 U CN 201721495079U CN 207501010 U CN207501010 U CN 207501010U
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- pull rod
- rod lamp
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- light
- lamp
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Abstract
The utility model provides a kind of pull rod lamp, including fluorescent tube component and battery component, the fluorescent tube component connect with the battery component and is suitable for receiving the electric power from the battery component, the fluorescent tube component includes strip source and housing, which is arranged in the housing and suitable for emitting beam to first direction.The housing includes the transmissive portions positioned at the front along the first direction of the strip source and the fully reflecting surface positioned at the both sides of the transmissive portions, which is transparent material；The transmissive portions converge a part of light from the strip source to the first direction；Another part light total reflection from the strip source is towards the first direction by the fully reflecting surface.Pull rod lamp provided by the utility model due to having the portion of being all-trans, can preferably reflect the light for deviating from first direction that strip source is sent out, therefore with preferable total luminous efficiency.
Description
Technical field
The utility model is related to a kind of pull rod lamp and pull rod lamp systems more particularly to one kind to have preferable total luminous efficiency
Pull rod lamp and pull rod lamp system.
Background technology
LED light is a kind of energy-efficient electric light source, when electronics is by being encapsulated in semiconductor wafer in epoxy resin object
When, positively charged hole-recombination on electronegative electronics and chip and disappear while, generate photon.Compared to traditional white heat
Lamp and fluorescent lamp, LED light not only have many advantages, such as long lifespan, and luminous efficiency is high, also have higher robustness, and easily quilt
It is fabricated to variously-shaped lamps and lanterns.Therefore, LED light illuminates specific narrow zone and in some needs to the heavily fortified point of lamps and lanterns
Gu there is extensive utilization in the higher field of degree.
In automobile maintenance industry, it is often necessary to which engine is illuminated.Due to the limited angle that bonnet is opened, and
Technician, which needs to place under repair to engine, to reorganize and outfit thus needs to occupy more space, the industry lamps and lanterns energy that it is generally desirable to be illuminated
The position that technician will not occupy enough is placed on, and engine can be illuminated as possible and generate less shade.In order to meet in this way
Lighting demand, technicians usually select pull rod lamp to be illuminated.In order to facilitate use, pull rod lamp, which can be generally hung on, to be drawn
It holds up and covers.Although such setting solves lighting problem during engine repair substantially, traditional pull rod lamp still has
Improvable space.For example, existing pull rod lamp is since total luminous efficiency protrudes, thus technicians generally require to select work(
The larger pull rod lamp of rate, this results in pull rod lamp heat condition also than more serious.
Therefore, in order to which under the premise of ensureing to illuminate, as possible using lower-powered light source, the utility model provides a kind of
With preferable total pull rod lamp of luminous efficiency and pull rod lamp system.
Utility model content
The purpose of this utility model is to provide a kind of with preferable total pull rod lamp of luminous efficiency and pull rod lamp system.
The utility model provides a kind of pull rod lamp, including fluorescent tube component and battery component, the fluorescent tube component and the battery pack
Part connects and is suitable for receiving the electric power from the battery component, which includes strip source and housing, the strip source
It is arranged in the housing and suitable for emitting beam to first direction；The housing is included positioned at the strip source along the first party
To front transmissive portions and the fully reflecting surface positioned at the both sides of the transmissive portions, the transmissive portions be transparent material；The transmissive portions
A part of light from the strip source is converged to the first direction；The fully reflecting surface will be from the another of the strip source
Some light total reflection is towards the first direction.
At least one embodiment according to the present utility model, the housing are further included between fully reflecting surface and the transmissive portions
Acceptance part；The acceptance part is transparent material, which receives another part light, and the another part that will be received
Light is transmitted to the fully reflecting surface.
At least one embodiment according to the present utility model, the acceptance part and transmissive portions reception exist from the strip source
Light around the first direction in the range of first angle；The lower limit of the first angle range is positive and negative 50 degree from the first direction
Or positive and negative 60 degree；The upper limit of the first angle range is positive and negative 80 degree or 85 degree positive and negative from the first direction.
At least one embodiment according to the present utility model, the fluorescent tube component further include strip circuit plate, the strip source
It is arranged on the strip circuit plate；The housing is the cylinder of integral structure made of transparent material, and inner wall has card slot, should
Strip circuit plate is arranged on the inside of the housing in a manner that its edge is fastened in the card slot.
At least one embodiment according to the present utility model, one end of the housing are equipped with lamp tube joint, the battery component
One end is equipped with joint chair, which is suitable for removably connecting by the cooperation of the lamp tube joint and joint chair with the battery component
It connects.
At least one embodiment according to the present utility model is equipped with rotary switch between the housing and the lamp tube joint.
In order to solve at least part technical problem of the utility model, the utility model also provides a kind of pull rod lamp system
System, including above-mentioned pull rod lamp, and further include Chargeable lighting module, the Chargeable lighting module include charging housing and suitable for this
The charging connector of joint chair cooperation, the charging housing are equipped with and connect power port and light switch, which is equipped with charging and controls
Unit processed, first light source and second light source；
The Chargeable lighting module is suitable for coordinating by the charging connector and the joint chair, removably connects with the battery component
It connects；
The charging control unit is suitable for the electric energy for connecing power port being transmitted to the charging connector, which is suitable for
Receive the electric energy from the charging connector and lighted according to the control of the light switch or extinguish the first light source and this second
Light source.
At least one embodiment according to the present utility model, the first light source are LED light source, which is COB light
Source.
In order to solve at least part technical problem of the utility model, the utility model also provides a kind of pull rod lamp system
System, including above-mentioned pull rod lamp, and further includes fixing bracket, which includes rack body, pull rod lamp folder and knob；It should
Rack body is elongated, which is arranged on the both ends of the rack body；Pull rod lamp folder is arranged on the rack body, and suitable
In clamping and discharging the pull rod lamp, which is clipped in when clamping the pull rod lamp is positioned as being parallel to stent master by the pull rod lamp
Body.
At least one embodiment according to the present utility model, the rack body for hollow-core construction and be internally provided with spring rope and
It is set in outer two pull rods close to the region at the both ends of the rack body of the spring rope；Each knob passes through hex screw
It is connected with corresponding pull rod, and passes through one end that fixing sleeve is located in the rack body, each between the knob and corresponding pull rod
Equipped with positioning ball, two knobs are connected by the spring rope.
Pull rod lamp and pull rod lamp system provided by the utility model, being capable of better reflection bar due to fully reflecting surface
What shape light source was sent out deviates from the light of first direction, therefore with preferable total luminous efficiency.
It should be appreciated that general description and the following detailed description more than the utility model is all exemplary and illustrative
, and not restrictive.These detailed descriptions are it is intended that the utility model being somebody's turn to do such as claim provides further explanation.
Description of the drawings
It is that the utility model is further understood to provide including attached drawing, they are included and form one of the application
Point, attached drawing shows the embodiment of the utility model, and plays the role of explanation the utility model principle together with this specification.
In attached drawing：
Fig. 1 shows the assembly structure diagram of the pull rod lamp system of one embodiment of the utility model；
Fig. 2 shows the radial section structural representations of the fluorescent tube component of the pull rod lamp of one embodiment of the utility model
Figure；
Fig. 3 a show the axial section structural representation of the fluorescent tube component of the pull rod lamp of one embodiment of the utility model
Figure；
Fig. 3 b show the cross-sectional view of the battery component of the pull rod lamp of one embodiment of the utility model；
Fig. 4 shows the cross-section structure signal of the Chargeable lighting module of one embodiment pull rod lamp system of the utility model
Figure；
Fig. 5 shows the support bracket fastened cut-away section structural representation of one embodiment pull rod lamp system of the utility model
Figure.
Specific embodiment
The embodiment of the utility model is described now with detailed reference to attached drawing.Now with detailed reference to the excellent of the utility model
Embodiment is selected, its example is shown in the drawings.In the case of any possible, identical label will be used in all the appended drawings
Represent the same or similar part.In addition, although the term used in the utility model is selected from public term
It selects, but some terms mentioned in the utility model specification may be applicant to be selected by his or her judgement
, detailed meanings illustrate in the relevant portion of description herein.In addition, it is desirable that not only by used practical art
Language, and the meaning contained by each term is also to understand the utility model.
Illustrate the structure of an optional embodiment of the utility model referring initially to Fig. 1-3.As shown in Figure 1, according to
One unrestricted example, pull rod lamp provided by the utility model, including fluorescent tube component 1 and battery component 2.Wherein light tube group
Part 1 can connect with battery component 2 and receive the electric power from battery component 2 so as to shine.Fluorescent tube component 1 and battery pack
The specific connection mode of part 2 can be various.Either being fixedly connected or detachably connect as shown in fig. 1
It connects.Specifically, one end of the housing 12 of fluorescent tube component 1 is equipped with lamp tube joint 13, battery component 2 is in pointing lamp tube assembly 1
One end is then equipped with a joint chair 21.Such setting enables fluorescent tube component 1 to pass through lamp tube joint 13 and joint chair with battery component 2
The mode of 21 cooperations is removably attachable to together.
With reference to figure 2,3a, wherein Fig. 2 is sectional view of the fluorescent tube component along A-A in Fig. 3 a.Fluorescent tube component 1 further wraps
Include strip source 11 and housing 12.Strip source 11 is arranged on the inside of housing 12.The front of strip source 11 can shine (for
It is illustrated below more convenient, the direction that the front of strip source 11 is directed toward is defined as first direction), the light sent out refers to
To first direction (as denoted by the arrows in fig. 2).Housing 12 is included positioned at the front along the first direction of strip source 11
Transmissive portions 122 and the fully reflecting surface 121 positioned at the both sides of the transmissive portions 122.Wherein the transmissive portions 122 are transparent material
It is made, fully reflecting surface 121 can be then made using the interface of the material with different refractivity.For example, it is just shown in Fig. 2
A kind of optional example of the fully reflecting surface 121 formed using the refractive index difference of translucent material and air.
Such setting is so that fluorescent tube component has preferable spotlight effect.It is come from specifically, transmissive portions 122 can converge
Strip source, a part of light that the direction of propagation is closer to first direction, and this some light is converged to first
Direction.It is worth noting that, " converging to first direction " should be understood in a manner of broad sense, either " by a part of light
It is converted into the directional light propagated along the first direction " or " by a part of light gathering to first direction, but most substantially
Whole output light is not fully propagated along a first direction ".
On the other hand, fully reflecting surface 121 is then enabled to from another part light (i.e. propagation side with strip source 11
To the light larger with first direction angle, shown in Fig. 2 with lines) it is totally reflected, and cause being somebody's turn to do after being totally reflected
(" towards first direction " also should be similar with broad sense with " converging to first direction " towards first direction for another part light
Understand).
The light that above-mentioned setting enables strip source 11 to be sent out preferably is converged as first direction.And it is converging
It loses in the process less.Specifically, transmissive portions 122 converge light, and fully reflecting surface 121 can cause the light for deviateing first direction
Line can also be converged to preferably near first direction, so that the light utilization of strip source 11 is higher.In general,
Total luminous efficiency of high pull rod is higher.On the other hand, due to fully reflecting surface 121 utilize be medium itself index reflective light
Line, because of the reflecting layer without setting mercury coating etc, production method is relatively simple, and environmental pollution is small, and cost is relatively low.
It is worth noting that, above example is pull rod lamp the optional example proposed to the utility model
Explanation.The pull rod lamp that the utility model is proposed can also have various variation in many aspects.For example, lamp tube joint 13
Fast joint can be selected, corresponding joint chair 21 can select fast joint chair.In addition, the utility model proposes pull rod lamp can also have
Rotary switch 14 is also provided between other structures other than above structure, such as housing 12 and lamp tube joint 13.Below with
At least part in the various variation for the pull rod lamp that some unrestricted examples propose the utility model is said
It is bright.
First, the structure of battery component 2 can be various.With reference to figure 3b, according to a unrestricted example battery
The battery main body 23 that component 2 further includes battery case 22 other than including joint chair 21 and is arranged on inside battery case 22.Battery master
Body 23 can use lithium battery, can also use the chargeable or non-rechargeabel battery of other forms.In addition battery component 2
There can also be other structures, such as there can be battery pack to seal 24.
In addition, on battery component 2 or fluorescent tube component 1 can also have control chip, to realize more functions.Example
Such as, which can monitor the remaining capacity in battery component 2 in real time, and when electricity will exhaust (such as electricity consumption
First 5 minutes to the greatest extent) user is reminded.The concrete mode of prompting can be various, such as can send out buzzing, can also
It is to control strip source 11 into line flicker etc..
Fig. 2 is returned to, according to a unrestricted example, on housing 12 other than fully reflecting surface 121, transmissive portions 122,
Also there is acceptance part 123.The acceptance part 123 is between fully reflecting surface 121 and transmissive portions 122, and the acceptance part 123 is also
Transparent material is made.Acceptance part 123 can receive from strip source 11 and larger with the first direction angle light of a part
Line, and these light are transmitted to fully reflecting surface 121, to be totally reflected at fully reflecting surface 121.
It is worth noting that, in current non-limitative example, acceptance part 123 and transmissive portions 121 are received from bar shaped
The angular range of the light of light source 11 is not fixed, but can unrestricted choice in a certain range.It but generally can be with
This angular range is set in positive and negative 50 degree to positive and negative between 85 degree.For example, it can will receive the light from strip source 11
Angular range be set as " positive and negative 60 degree centered on first direction " or " positive and negative 80 degree centered on first direction ".
The reason of setting in this way is that the edge that excessive angular range may result in acceptance part 123 is too close to strip source
11 bottom, and then cause the installation of strip source 11 that difficulty occurs.And why too small angular range may lead to more light
It cannot be received by acceptance part 123 and transmissive portions 121, and then reduce the luminous efficiency of pull rod lamp entirety.
According to a unrestricted example, also there is a strip circuit plate 15 in fluorescent tube component 1.Strip source 11 is then set
It puts on the strip circuit plate 15.Housing 12 is cylinder, and housing 12 is the integral structure made of transparent material.In order to make
The firm inside for being arranged on housing 12 of strip circuit plate 15, can set card slot 124 on the inner wall of housing 12.It is such to set
It puts and the edge of strip circuit plate 15 is fastened in the card slot 124, so that strip circuit plate 15 is by the card slot 124
It is fixed.The advantages of this arrangement are as follows the accessory structure of strip source 11, such as driving circuit etc., can be arranged on space compared with
For on well-to-do strip circuit plate 15.And housing 12 can then use integrated forming technique, reduce cost.
In order to solve at least part technical problem of the utility model, pull rod lamp provided by the utility model can also be with
Other modules form other pull rod lamp systems together.With reference to figure 4, according to a unrestricted example, the utility model carries
The pull rod lamp system of confession further includes Chargeable lighting module 3 other than pull rod lamp.The Chargeable lighting module 3 further comprises charging
Housing 32 and charging connector 31.Wherein charging connector 31 can coordinate with joint chair 21, and by Chargeable lighting module 3 and battery component
2 link together.Charging connector 31 can have the structure identical with lamp tube joint 13 so that the two can coordinate with joint chair 21.
It is provided on charging housing 32 and connects power port 33 and light switch 34, charging control unit 35, first is then equipped with inside electric housing 32
Light source 36 and second light source 37.
When Chargeable lighting module 3 is linked together by the cooperation of charging connector 31 and joint chair 21 with battery component 2, fill
Electric lighting module 3 can charge to battery component 2 or obtain electric energy from battery component 2.Specifically, when charging is required, it can
It is connect so that power port 33 will be connect with external power supply, charging control unit 35 can will connect the electric energy that power port 33 obtains and be transmitted to and fill at this time
Electric connection 31, and then battery component 2 is transferred to, realize the charging to battery component.When being illuminated, charge control list
Member 35 can then receive the electric energy from battery component 2, and these electric energy are transferred to first light source 36 by charging connector 31
And/or second light source 37.Light switch 34 can receive the input of user, and according to 36 He of input control first light source of user
Second light source 37 is lighted and is extinguished.Such setting allows Chargeable lighting module 3 to have charge function and illumination simultaneously
Function.Reduce the number of components of pull rod lamp system.
It is worth noting that, in current non-limitative example, the concrete structure of first light source 36 and second light source 37
It can be different with principle of luminosity.For example, can first light source 36 be set as LED light source, and second light source 37 is set as COB
Light source.The advantages of this arrangement are as follows so that Chargeable lighting module 3 both can send out propagation side by lighting first light source 36
To more consistent light beam to illuminating at a distance, the light more dissipated can also be sent out by lighting second light source 37,
Angle is illuminated in expansion, meets the needs of to nearby illuminating.
In addition to Chargeable lighting module 3, pull rod lamp provided by the utility model can also form pull rod lamp system with other modules
System.In other words, pull rod lamp system provided by the utility model can also include other moulds other than Chargeable lighting module 3
Block.One unrestricted example of pull rod lamp system provided by the utility model is illustrated below with reference to Fig. 1 and Fig. 5.
In current non-limitative example, pull rod lamp system is other than with pull rod lamp, also with fixing bracket 4.Wherein fixed branch
Frame 4 further comprises rack body 41, pull rod lamp folder 42 and knob 43.Rack body 41 for it is elongated (be, for example, cylindrical shape or
The long rod structure of rectangular cross-section), knob 43 is arranged on the both ends of rack body.Pull rod lamp folder 42 is arranged on rack body 41
On, and can clamp and discharge pull rod lamp.When pull rod lamp is clamped in pull rod lamp folder 42, pull rod lamp is positioned as substantially putting down
Row is in rack body 41.The advantages of this arrangement are as follows although pull rod lamp has housing, and housing is generally by comparatively robust
The materials such as resin are made, but still are easier to damage.Use fixing bracket 4 can be so that when pull rod lamp needs to be fixed on certain
It during specific position, can be fixed indirectly with region to be fixed by fixing bracket 4, reduce the probability that pull rod lamp is damaged when colliding with.
Optionally, rack body 41 is hollow-core construction, and both ends, which are set, all shakes hands 43.Knob 43 is either dismountable
It can be fixed.The effect of knob 43 is, convenient to be fixed with structures such as automobile engine covers.Rack body 41 is internally provided with bullet
Spring rope 48.Spring rope 48 is arranged with two pull rods 47 in the region at its both ends close to rack body 41.
Optionally, in current non-limitative example, two knobs 43 for being arranged on the both ends of rack body 41 are all each
From all being connected by a hex screw 46 with corresponding pull rod 47.Such setting allows user to pass through hex screw 46
To disassemble and install knob 43.Each knob 43 is located in one end of rack body 41 by a fixing sleeve 45.It is each to draw
Positioning ball 44 is equipped between hand 43 and corresponding pull rod 47.Such setting allows knob 43 to be carried out relative to pull rod 47
360 ° of rotations.It is arranged between two of the both ends of rack body 41 knobs 43 and is then connected with each other by spring rope 48.Bullet is set
Spring rope 48 causes knob 43 that can both be drawn out to use different location requirements, can also be after positioning, due to quilt
Spring rope 48 draws and returns to the both ends of rack body 41.
Although the utility model is described with reference to current specific embodiment, ordinary skill in the art
Personnel it should be appreciated that more than embodiment be intended merely to illustrate the utility model, without departing from the spirit of the present invention
In the case of can also make various equivalent change or replacement, for example, pull rod lamp and stent 4 may be used combined type, and can be with
So that entire product all has the design of IP54 dustproof and waterproofs.Therefore, as long as to upper in the spirit of the utility model
State the variation of embodiment, modification will be all fallen in the range of following claims.
Claims (10)
1. a kind of pull rod lamp, including fluorescent tube component and battery component, the fluorescent tube component connect and is suitable for the battery component
The electric power from the battery component is received, the fluorescent tube component includes strip source and housing, and the strip source is arranged on
In the housing and suitable for emitting beam to first direction, it is characterised in that：
The housing is included positioned at the transmissive portions in the front along the first direction of the strip source and positioned at described
The fully reflecting surface of the both sides of transmissive portions, the transmissive portions are transparent material；
The transmissive portions converge a part of light from the strip source to the first direction；
Another part light total reflection from the strip source is towards the first direction by the fully reflecting surface.
2. pull rod lamp according to claim 1, it is characterised in that：The housing is further included positioned at fully reflecting surface and described
Penetrate the acceptance part between portion；
The acceptance part is transparent material, and the acceptance part receives another part light, and described another by what is received
Some light is transmitted to the fully reflecting surface.
3. pull rod lamp according to claim 2, it is characterised in that：The acceptance part and the transmissive portions are received from described
Light of the strip source around the first direction in the range of first angle；
The lower limit of the first angle range is positive and negative 50 degree or 60 degree positive and negative from the first direction；
The upper limit of the first angle range is positive and negative 80 degree or 85 degree positive and negative from the first direction.
4. pull rod lamp according to claim 1, it is characterised in that：The fluorescent tube component further includes strip circuit plate, described
Strip source is arranged on the strip circuit plate；
The housing be integral structure made of transparent material cylinder, inner wall have card slot, the strip circuit plate with
The mode that its edge is fastened in the card slot is arranged on the inside of the housing.
5. pull rod lamp according to claim 1, it is characterised in that：One end of the housing is equipped with lamp tube joint, the electricity
One end of pond component is equipped with joint chair, and the fluorescent tube component and the battery component are suitable for passing through matching for the lamp tube joint and joint chair
Close dismountable connection.
6. pull rod lamp according to claim 5, it is characterised in that：Rotation is equipped between the housing and the lamp tube joint
Switch.
7. a kind of pull rod lamp system, including pull rod lamp such as described in claim 5 or 6, it is characterised in that：Further include Chargeable lighting
Module, the Chargeable lighting module include charging housing and the charging connector suitable for coordinating with the joint chair, the charging housing
It is equipped with and connects power port and light switch, the charging enclosure interior is equipped with charging control unit, first light source and second light source；
The Chargeable lighting module is suitable for coordinating by the charging connector and the joint chair, dismountable with the battery component
Connection；
The charging control unit is suitable for the electric energy for connecing power port being transmitted to the charging connector, the charging control unit
Suitable for receiving the electric energy from the charging connector and being lighted according to the control of the light switch or extinguish first light
Source and the second light source.
8. pull rod lamp system according to claim 7, it is characterised in that：The first light source be LED light source, described second
Light source is COB light source.
9. a kind of pull rod lamp system, including the pull rod lamp as described in any one in claim 1-6, it is characterised in that：Also wrap
Fixing bracket is included, the fixing bracket includes rack body, pull rod lamp folder and knob；
The rack body is elongated, the both ends for shaking hands to be arranged on the rack body；
The pull rod lamp folder is arranged on the rack body, and suitable for clamping and discharges the pull rod lamp, the pull rod lamp folder
The pull rod lamp is positioned as being parallel to the rack body when clamping the pull rod lamp.
10. pull rod lamp system according to claim 9, it is characterised in that：The rack body is hollow-core construction and inside
Equipped with spring rope and it is set in outside the spring rope close to two pull rods in the region at the both ends of the rack body；
Each knob is connected, and pass through fixing sleeve and be located in the rack body by hex screw with corresponding pull rod
One end, each knob connected with being equipped with positioning ball, two knobs between corresponding pull rod by the spring rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495079.5U CN207501010U (en) | 2017-11-10 | 2017-11-10 | Pull rod lamp and pull rod lamp system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495079.5U CN207501010U (en) | 2017-11-10 | 2017-11-10 | Pull rod lamp and pull rod lamp system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207501010U true CN207501010U (en) | 2018-06-15 |
Family
ID=62504483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721495079.5U Active CN207501010U (en) | 2017-11-10 | 2017-11-10 | Pull rod lamp and pull rod lamp system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207501010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426218A (en) * | 2017-11-10 | 2018-08-21 | 上海智汇电器有限公司 | Pull rod lamp and pull rod lamp system |
-
2017
- 2017-11-10 CN CN201721495079.5U patent/CN207501010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426218A (en) * | 2017-11-10 | 2018-08-21 | 上海智汇电器有限公司 | Pull rod lamp and pull rod lamp system |
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