CN111503569A - Angle-adjustable projection lamp - Google Patents
Angle-adjustable projection lamp Download PDFInfo
- Publication number
- CN111503569A CN111503569A CN202010486520.3A CN202010486520A CN111503569A CN 111503569 A CN111503569 A CN 111503569A CN 202010486520 A CN202010486520 A CN 202010486520A CN 111503569 A CN111503569 A CN 111503569A
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- water
- supporting plate
- lamp body
- pivot
- rotating shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention belongs to the technical field of projection lamps, and particularly discloses a projection lamp with an adjustable angle, which comprises a projection lamp body and an angle adjusting mechanism for adjusting the angle of the projection lamp body, wherein the angle adjusting mechanism comprises a first rotating shaft, a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are arranged in parallel, one end of the first rotating shaft is rotatably connected with the first supporting plate, the other end of the first rotating shaft penetrates through the second supporting plate and is rotatably connected with the second supporting plate, the projection lamp body is fixedly connected with the first rotating shaft, the projection lamp body is arranged between the first supporting plate and the second supporting plate, the second rotating shaft is rotatably connected onto the second supporting plate, a first crank is arranged at the free end of the second rotating shaft, and the first rotating shaft and the second rotating shaft are connected through belt transmission. The projection angle of the projection lamp body can be adjusted according to the size of the object to be illuminated, so that the application range of the projection lamp is expanded, and the projection lamp can project objects with various sizes.
Description
Technical Field
The invention relates to the technical field of projection lamps, in particular to a projection lamp with an adjustable angle.
Background
The projection lamp is a lamp with the illumination intensity on the illuminated surface higher than that of the surrounding environment, generally has a structure which is not influenced by weather conditions, and is mainly used for large-area operation sites, mines, stadiums, overpasses, monuments, parks, flower beds and the like; however, the existing projection lamp is generally fixed below an object to be irradiated, and angle adjustment cannot be realized, so that the existing projection lamp cannot adjust the irradiation angle of light according to the size of the object to be irradiated, and the use range of the projection lamp is limited; in addition, current projecting lamp is because the setting is in the middle of external environment, so the dust is piled up easily on the lamp shade surface to current projecting lamp does not set up corresponding cleaning equipment, thereby makes the light of projecting lamp take place the scattering because accumulational dust, and then makes the light intensity of the light of family's projecting lamp transmission weaken, causes the illuminating effect to reduce.
Disclosure of Invention
The invention aims to provide a projection lamp with an adjustable angle, and the projection lamp is used for solving the problem that the existing projection lamp cannot adjust the angle according to the size of an object to be illuminated, so that the use range of the projection lamp is limited.
In order to achieve the purpose, the invention provides the following basic technical scheme: the utility model provides a can angle regulation's projecting lamp, includes the projecting lamp body and is used for adjusting the angle adjustment mechanism of projecting lamp body angle, angle adjustment mechanism includes first pivot, first backup pad and second backup pad parallel arrangement, the one end and the first backup pad of first pivot rotate to be connected, the other end of first pivot runs through with the second backup pad to rotate with the second backup pad and be connected, projecting lamp body and first pivot fixed connection, the projecting lamp body is located between first backup pad and the second backup pad, it is connected with the second pivot to rotate in the second backup pad, the free end of second pivot is equipped with first crank, first pivot and second pivot are passed through belt transmission and are connected.
The principle and the beneficial effects of the invention are as follows: when the projection angle of projecting lamp body is adjusted to needs, the user at first confirms the projecting lamp body along the direction of rotation of first pivot, and the user rotates first crank afterwards and drives the second pivot and rotate, and the second pivot rotates and drives first pivot and rotate, and first pivot rotation drives the projecting lamp body rotatory along the axis of first pivot, and when the rotation angle of projecting lamp body satisfied projection angle, the user stop rotating the crank, the projecting lamp body can be to throwing the illuminated object afterwards. Compared with the prior art, the projection angle of the projection lamp body can be adjusted according to the size of the object to be illuminated, so that the application range of the projection lamp is expanded, and the projection lamp can project objects with various sizes; in addition, the angle of the projection lamp body is manually adjusted, so that the consumption of electric energy can be reduced, and the construction cost of the projection lamp is reduced.
Scheme two, this is the preferred of basic scheme, still including the wiper mechanism who is used for wasing the projecting lamp body, wiper mechanism is including spraying unit, third backup pad and being used for spraying the water supply unit that the unit supplied water, it locates in the third backup pad to spray the unit to be located the top of projecting lamp body, water supply unit includes water tank, water pump and drinking-water pipe, the top of water tank is located to the water pump, the end of intaking of water pump passes through drinking-water pipe and water tank intercommunication, the play water end of water pump is connected with first outlet pipe, the free end intercommunication of first outlet pipe has the second outlet pipe, the other end of second outlet pipe with spray the unit intercommunication.
When the projecting lamp body is washd to needs, the user at first starts the water pump, and the water pump is taken the water in the water tank out through the drinking-water pipe after that to loop through first outlet pipe and second outlet pipe, get into afterwards and spray the unit, spray the lamp shade at the projecting lamp body with water through spraying the unit after that, thereby realize the abluent purpose of projecting lamp body. This scheme is through setting up wiper mechanism, can be regularly with the dust clean up on the projecting lamp body lamp shade to avoid the light of projecting lamp to take place the scattering because accumulational dust, the light intensity that leads to the light of projecting lamp transmission weakens, causes the illuminating effect to reduce.
Scheme three, this is the preferred of scheme two, the unit that sprays includes the spout of fourth backup pad, fifth backup pad, dovetail, with spout assorted slider and be used for driving the slider along the gliding drive assembly of spout, fourth backup pad and fifth backup pad parallel arrangement are on the top of third backup pad, the both sides of spout respectively with the fixed connection of fourth backup pad and fifth backup pad, be equipped with the chamber that catchments on the slider, be equipped with a plurality of shower on the chamber that catchments, the chamber that catchments communicates with the second outlet pipe.
When the lampshade of the projection lamp body needs to be cleaned, a user firstly drives the sliding block to move towards the direction close to the projection lamp body along the sliding groove through the driving assembly, the water collecting cavity moves along with the sliding block when the sliding block moves, and when the water collecting cavity moves to a position where the lampshade of the projection lamp body can be sprayed, the user stops driving the sliding block to move by using the driving assembly; then, a user starts the water pump, then the water pump pumps out water in the water tank through the water pumping pipe, the water pump sequentially passes through the first water outlet pipe and the second water outlet pipe and then enters the water collecting cavity, and then the water in the water collecting cavity is sprayed on a lamp cover of the projection lamp body through the spraying pipe, so that the purpose of cleaning the projection lamp body is achieved; after the lamp shade of projecting lamp body washs and finishes, the user drives the slider through drive assembly and removes to the direction of keeping away from the projecting lamp body, when the slider removes the position to the effect of throwing that does not influence the projecting lamp, the user stops utilizing drive assembly to drive the slider and removes.
This scheme will spray the unit and remove to the position that can wash projecting lamp body lamp shade when needs wash projecting lamp body lamp shade, when need not wash projecting lamp body lamp shade, will spray the unit and remove to keeping away from projecting lamp body position, through the structural design above, can avoid spraying the unit and fix when a certain position, blocks the light that the projecting lamp body throws to influence the effect of throwing of projecting lamp.
Scheme four, this is the preferred of scheme three, drive assembly includes gear, rack and third pivot, the one end and the fourth backup pad of third pivot are rotated and are connected, the other end of third pivot runs through the fifth backup pad to rotate with the fifth backup pad and be connected, the rack is located on the slider, the gear sleeve is established in the third pivot, gear and rack toothing, it is connected with the fourth pivot to rotate in the third backup pad, the free end of fourth pivot is equipped with the second crank, fourth pivot and third pivot are passed through belt drive and are connected.
When the lamp shade of projecting lamp body is washd to needs, the user is at first rotatory second crank, make the second crank drive the fourth pivot and rotate, the fourth pivot rotates and drives the third pivot and rotate, then the third rotates and drives the gear and rotate, the gear passes through the rack afterwards and drives the slider and remove to the direction that is close to the projecting lamp body along the spout, when the chamber that catchments on the slider removes the lamp shade that can spray the projecting lamp body, the user stops rotatory second crank, can start the water pump afterwards and wash the lamp shade of projecting lamp body. This scheme is through manual drive slider along the spout removal, can practice thrift the electric energy, reduces the construction cost of projecting lamp.
And a fifth scheme is preferable to the second, third or fourth scheme, wherein an annular support frame is arranged at one end, away from the water collecting cavity, of the sliding block, and the second water outlet pipe penetrates through the support frame to be connected with the water collecting cavity. The one end of keeping away from the chamber that catchments at the slider sets up the annular support frame of circle, can support the second outlet pipe, avoids the link in second outlet pipe and the chamber that catchments to tear down fracture under pulling of self weight to influence the cleaning work of projecting lamp body.
Scheme six, this is the preferred of scheme five, wiper mechanism still includes the washing liquid and adds the unit, the washing liquid adds the unit and includes the washing liquid bin, leaks hopper-shaped first drain pipe and second drain pipe, the fixed top of locating the water tank of washing liquid bin, the osculum end and the washing liquid bin intercommunication of first drain pipe, the macrostoma end and the second drain pipe intercommunication of first drain pipe, the other end and the first outlet pipe intercommunication of second drain pipe, the port between first drain pipe macrostoma end and the osculum end is equipped with the spheroid that is used for sealed port, be connected with the spring between the inner wall of spheroid and second drain pipe.
According to the Bernoulli principle, after the water pump is started, water in the water tank flows into the first water outlet pipe through the water pumping pipe in sequence, when the water in the first water outlet pipe passes through the joint of the first water outlet pipe and the second water outlet pipe at a high speed, air pressure in the second water outlet pipe is reduced rapidly, so that the air pressure of one side, close to the second water outlet pipe, of the ball is smaller than the air pressure of the other side, then the ball compresses the spring, meanwhile, cleaning liquid in the cleaning liquid storage box moves towards the second water outlet pipe, then the cleaning liquid in the second water outlet pipe enters the first water outlet pipe to be mixed with the water, and then the mixture of the cleaning liquid and the water moves to the water collecting cavity through the second water outlet pipe to clean the lampshade of; when the water pump stops working, the air pressure on the two sides of the ball body is the same, the ball body returns to the initial position under the action of the stress of the spring, and the second liquid outlet pipe and the first liquid outlet pipe are separated.
According to the scheme, on one hand, the cleaning liquid is mixed into the water, so that dust can fall off from the lampshade of the projection lamp body, the efficiency of cleaning the projection lamp body is higher, and the effect is better; on the other hand this scheme utilization bernoulli's principle sneaks into the washing liquid to the aquatic in spray rinsing projecting lamp body, can make more even that washing liquid and water mix.
And a seventh scheme is the preferable selection of the sixth scheme, and the water tank is provided with a water adding pipe. The water tank is provided with the water adding pipe, so that water can be supplemented into the water tank through the water adding pipe in time when water in the water tank is used up.
And a cleaning liquid adding pipe is arranged on the cleaning liquid storage tank. Set up the washing liquid on the washing liquid bin and add the pipe, can in time add the washing liquid to in the washing liquid bin when the washing liquid in the washing liquid bin is used up, when the washing liquid that prevents the washing liquid bin is not enough, influence the cleaning work just produce going on.
Preferably, in the ninth aspect, the inner wall of the bottom end of the cleaning liquid storage tank is an inclined surface. Establish the bottom inner wall of washing liquid bin into the inclined plane, the washing liquid of being convenient for in the washing liquid bin flows.
Drawings
FIG. 1 is a front view of embodiment 1 of the present invention;
FIG. 2 is a right side view of the cleaning mechanism in the embodiment 1 of the present invention;
FIG. 3 is a right side view of the cleaning mechanism of embodiment 1 of the present invention when it is not in operation;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 1;
FIG. 5 is an enlarged view at B in FIG. 2;
FIG. 6 is an enlarged view at C in FIG. 4;
FIG. 7 is a right side view of embodiment 2;
fig. 8 is an enlarged view at D in fig. 7.
Detailed Description
The present invention will be described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: first backup pad 1, second backup pad 2, first crank 3, second pivot 4, first pivot 5, projecting lamp body 6, third backup pad 7, third pivot 8, fourth backup pad 9, fifth backup pad 10, gear 11, rack 12, slider 13, spout 14, the chamber 15 that catchments, shower 16, second outlet pipe 17, second crank 18, fourth pivot 19, support frame 20, water pump 21, water tank 22, drinking-water pipe 23, first outlet pipe 24, washing liquid storage tank 25, filler pipe 26, washing liquid filler pipe 27, first drain pipe 28, second drain pipe 29, spheroid 30, spring 31.
Example 1
As shown in fig. 1-6: a projection lamp with adjustable angle comprises a projection lamp body, an angle adjusting mechanism for adjusting the angle of the projection lamp body and a cleaning mechanism for cleaning the projection lamp body, wherein the cleaning mechanism is arranged behind the angle adjusting mechanism, the angle adjusting mechanism comprises a first rotating shaft, a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are arranged in parallel, the bottom end of the first supporting plate is fixedly connected with the ground, the left end of the first rotating shaft is rotatably connected with the first supporting plate through a bearing, the right end of the first rotating shaft penetrates through the second supporting plate and is rotatably connected with the second supporting plate through a bearing, the projection lamp body is fixedly connected with the first rotating shaft, the projection lamp body is positioned between the first supporting plate and the second supporting plate, the position, close to the ground, of the right side of the second supporting plate is rotatably connected with a second rotating shaft through a bearing, and a first crank is fixedly sleeved on, the right-hand member of first pivot and all fixed the cover in the second pivot are equipped with the band pulley, and two band pulleys pass through belt transmission and connect.
The cleaning mechanism comprises a spraying unit, a third supporting plate and a water supply unit for supplying water to the spraying unit, the bottom end of the third supporting plate is fixedly connected with the ground, and the third supporting plate is positioned behind the first supporting plate and the second supporting plate and is arranged opposite to the first supporting plate and the second supporting plate; the spraying unit comprises a fourth supporting plate, a fifth supporting plate, a dovetail-shaped sliding groove, a sliding block matched with the sliding groove and a driving assembly for driving the sliding block to slide along the sliding groove, the fourth supporting plate and the fifth supporting plate are fixedly arranged on the left side and the right side of the top end of the third supporting plate in parallel, the outer wall of the left side of the sliding groove is fixedly connected with the fourth supporting plate, the outer wall of the right side of the sliding groove is fixedly connected with the fifth supporting plate, a water collecting cavity is fixedly connected to the position, close to the projector body, of the bottom end of the sliding block, and a; the water supply unit includes the water tank, a water pump, drinking-water pipe and support frame, be equipped with the filler pipe on the water tank, the support frame is located the slider bottom and is kept away from the position that catchments the chamber, the rear of third backup pad is located to the water tank, the fixed top of establishing at the water tank of base of water pump, the end of intaking of water pump passes through drinking-water pipe and the inside intercommunication of water tank, the play water end of water pump is connected with first outlet pipe, the free end intercommunication of first outlet pipe has the second outlet pipe, the other end of second outlet pipe passes the support frame and is connected with the chamber that catchments, first outlet pipe in this scheme is the.
Drive assembly includes the gear, rack and third pivot, the left end of third pivot passes through the bearing with the fourth backup pad and rotates and be connected, the right-hand member of third pivot runs through the fifth backup pad, and pass through the bearing rotation with the fifth backup pad and be connected, the rack is fixed to be established in the slider bottom along the length direction of slider, the fixed cover of gear is established in the third pivot, gear and rack toothing, the third backup pad right side is rotated through the bearing and is connected with the fourth pivot, the free end of fourth pivot is fixed to have cup jointed the second crank, all fixed the cover is equipped with the band pulley in the right-hand member of third pivot and the second pivot, two band pulleys pass through belt transmission and connect.
The embodiment of example 1 is:
when the projection angle of projecting lamp body is adjusted to needs, the user at first confirms the projecting lamp body along the direction of rotation of first pivot, and the user rotates first crank afterwards and drives the second pivot and rotate, and the second pivot rotates and drives first pivot and rotate, and first pivot rotation drives the projecting lamp body rotatory along the axis of first pivot, and when the rotation angle of projecting lamp body satisfied projection angle, the user stop rotating the crank, the projecting lamp body can be to throwing the illuminated object afterwards.
When the lampshade of the projection lamp body needs to be cleaned, a user firstly rotates the second crank, the second crank drives the fourth rotating shaft to rotate, the fourth rotating shaft drives the third rotating shaft to rotate, then the third rotating shaft drives the gear to rotate, then the gear drives the sliding block to move along the sliding groove to the direction close to the projection lamp body through the rack, when the sliding block moves, the water collecting cavity moves along with the sliding block, when the water collecting cavity moves to the position where the lampshade of the projection lamp body can be sprayed, the user stops rotating the second crank, then the user starts the water pump, then the water in the water tank is pumped out through the water pumping pipe by the water pump and sequentially passes through the first water outlet pipe and the second water outlet pipe, then the water enters the water collecting cavity, then the water in the water collecting cavity is sprayed on the lampshade of the projection lamp body through the spraying pipe, and therefore the purpose of; after the lamp shade of projecting lamp body washs and finishes, the user drives the slider through drive assembly and removes to the direction of keeping away from the projecting lamp body, when the slider removed the position to the effect of throwing that does not influence the projecting lamp, the user stopped rotatory second crank.
Example 2
As shown in fig. 7 and 8: the difference between embodiment 2 and embodiment 1 lies in, wiper mechanism still includes that the washing liquid adds the unit, the washing liquid adds the unit and includes the washing liquid bin, leak hopper-shaped first drain pipe and second drain pipe, the fixed top of establishing at the water tank of washing liquid bin, the osculum end and the washing liquid bin intercommunication of first drain pipe, the macrostoma end and the second drain pipe intercommunication of first drain pipe, the other end and the first outlet pipe intercommunication of second drain pipe, the port between macrostoma end and the osculum end of first drain pipe is equipped with the spheroid that is used for sealed port, be connected with the spring between the inner wall of spheroid and second drain pipe, it adds the pipe to be equipped with the washing liquid on the washing liquid bin, the bottom inner wall of washing liquid bin is the inclined plane.
The embodiment of example 2 is:
according to the Bernoulli principle (that is, the flow rate of fluid is high, and the pressure is low), after the water pump is started, water in the water tank flows into the first water outlet pipe through the water pumping pipe in sequence, when the water in the first water outlet pipe passes through the joint of the first water outlet pipe and the second water outlet pipe at a high speed, the air pressure in the second water outlet pipe is reduced rapidly, so that the air pressure of one side, close to the second water outlet pipe, of the ball is smaller than the air pressure of the other side, then the ball compresses the spring, meanwhile, cleaning fluid in the cleaning fluid storage tank moves towards the second water outlet pipe, then the cleaning fluid in the second water outlet pipe enters the first water outlet pipe to be mixed with the water, and then the mixture of the cleaning fluid and the water moves to the water collecting cavity through the; when the water pump stops working, the air pressure on the two sides of the ball body is the same, the ball body returns to the initial position under the action of the stress of the spring, and the second liquid outlet pipe and the first liquid outlet pipe are separated.
The remaining embodiments of example 2 are the same as example 1.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. The utility model provides a can angle regulation's projecting lamp, a serial communication port, include the projecting lamp body and be used for adjusting the angle adjustment mechanism of projecting lamp body angle, angle adjustment mechanism includes first pivot, first backup pad and second backup pad parallel arrangement, the one end and the first backup pad of first pivot rotate to be connected, the other end of first pivot runs through with the second backup pad to rotate with the second backup pad and be connected, projecting lamp body and first pivot fixed connection, the projecting lamp body is located between first backup pad and the second backup pad, it is connected with the second pivot to rotate in the second backup pad, the free end of second pivot is equipped with first crank, first pivot and second pivot are passed through belt drive and are connected.
2. The adjustable-angle projection lamp is characterized by further comprising a cleaning mechanism used for cleaning the projection lamp body, wherein the cleaning mechanism comprises a spraying unit, a third supporting plate and a water supply unit used for supplying water to the spraying unit, the spraying unit is arranged on the third supporting plate and located above the projection lamp body, the water supply unit comprises a water tank, a water pump and a water pumping pipe, the water pump is arranged at the top end of the water tank, the water inlet end of the water pump is communicated with the water tank through the water pumping pipe, the water outlet end of the water pump is connected with a first water outlet pipe, the free end of the first water outlet pipe is communicated with a second water outlet pipe, and the other end of the second water outlet pipe is communicated with the spraying unit.
3. The projection lamp with the adjustable angle of the claim 2, characterized in that the spraying unit comprises a fourth support plate, a fifth support plate, a dovetail-shaped sliding groove, a sliding block matched with the sliding groove and a driving component for driving the sliding block to slide along the sliding groove, the fourth support plate and the fifth support plate are arranged at the top end of the third support plate in parallel, two sides of the sliding groove are fixedly connected with the fourth support plate and the fifth support plate respectively, a water collecting cavity is arranged on the sliding block, a plurality of spraying pipes are arranged on the water collecting cavity, and the water collecting cavity is communicated with the second water outlet pipe.
4. The projection lamp with the adjustable angle of the claim 3, characterized in that the driving assembly comprises a gear, a rack and a third rotating shaft, one end of the third rotating shaft is rotatably connected with the fourth supporting plate, the other end of the third rotating shaft penetrates through the fifth supporting plate and is rotatably connected with the fifth supporting plate, the rack is arranged on the sliding block, the gear is sleeved on the third rotating shaft, the gear is meshed with the rack, the third supporting plate is rotatably connected with the fourth rotating shaft, a second crank is arranged at the free end of the fourth rotating shaft, and the fourth rotating shaft is connected with the third rotating shaft through a belt transmission.
5. The projection lamp with the adjustable angle of the claims 2, 3 or 4, characterized in that one end of the sliding block, which is far away from the water collecting cavity, is provided with a circular support frame, and the second water outlet pipe penetrates through the support frame to be connected with the water collecting cavity.
6. The utility model discloses a projecting lamp that can angle regulation, a characterized in that, wiper mechanism still includes that the washing liquid adds the unit, the washing liquid adds the unit and includes washing liquid bin, hourglass hopper-shaped first drain pipe and second drain pipe, the washing liquid bin is fixed to be located the top of water tank, the osculum end and the washing liquid bin intercommunication of first drain pipe, the macrostoma end and the second drain pipe intercommunication of first drain pipe, the other end and the first outlet pipe intercommunication of second drain pipe, the port between first drain pipe macrostoma end and the osculum end is equipped with the spheroid that is used for sealing the port, be connected with the spring between the inner wall of spheroid and second drain pipe.
7. The adjustable angle floodlight of claim 6, wherein said water tank is provided with a water feeding pipe.
8. The adjustable angle floodlight of claim 7, wherein the washing liquid storage tank is provided with a washing liquid adding pipe.
9. The adjustable angle floodlight of claim 8, wherein the inner wall of the bottom end of the washing liquid storage tank is an inclined surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486520.3A CN111503569A (en) | 2020-06-01 | 2020-06-01 | Angle-adjustable projection lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010486520.3A CN111503569A (en) | 2020-06-01 | 2020-06-01 | Angle-adjustable projection lamp |
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| CN111503569A true CN111503569A (en) | 2020-08-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051360A (en) * | 2020-08-15 | 2020-12-08 | 沈洪林 | Retractable bridge detection arm equipment |
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