CN108626622B - Bulb universal joint adjusting mechanism and shadowless lamp - Google Patents
Bulb universal joint adjusting mechanism and shadowless lamp Download PDFInfo
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- CN108626622B CN108626622B CN201810373790.6A CN201810373790A CN108626622B CN 108626622 B CN108626622 B CN 108626622B CN 201810373790 A CN201810373790 A CN 201810373790A CN 108626622 B CN108626622 B CN 108626622B
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- seat
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- 238000009434 installation Methods 0.000 claims description 44
- 230000006978 adaptation Effects 0.000 claims 2
- 230000033001 locomotion Effects 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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Classifications
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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
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/02—Arrangements or adaptations of signal or lighting devices
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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
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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
- F21V21/26—Pivoted arms
- F21V21/28—Pivoted arms adjustable in more than one plane
- F21V21/29—Pivoted arms adjustable in more than one plane employing universal joints
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention provides a ball head universal joint adjusting mechanism and a shadowless lamp, and belongs to the technical field of universal adjustment. The ball head universal joint adjusting mechanism provided by the invention realizes direction adjustment by matching the ball head (2) and the universal joint seat (6), the ball head (2) is designed into a hollow structure, the locking head (1) is arranged in the ball head (2), meanwhile, the brake block (3) and the ejector rod plug (4) are arranged in the universal joint seat (6) for mounting the ball head (2), the locking head (1) is driven to move upwards by pushing up and pushing up the pushing assembly, the brake block (3) matched with the locking head (1) is tightly pressed with the ejector rod plug (4) when moving to a certain position, the universal joint adjusting mechanism is locked by using friction force, unlocking is realized by pulling down the pushing assembly, convenience and reliability are realized, the space is greatly saved, and the ball head universal joint adjusting mechanism can be used in a narrow vibrating space.
Description
Technical Field
The invention relates to the technical field of universal adjustment, in particular to a ball joint universal joint adjusting mechanism and a shadowless lamp used in a narrow space on an airplane.
Background
The shadowless lamp is a device which is commonly used in operating rooms of hospitals to eliminate shadows and facilitate operations, and generally comprises a lamp body and a universal adjusting mechanism. Because hospital's operating room operating space is great, universal regulation structure adopts the tower crane mechanism usually, comprises the joint support arm, realizes shining of each position through articular rotation, and the weight of tower crane mechanism itself is great, and the joint support arm is longer, in the narrow and small space of aircraft, can't realize installation and use.
Therefore, what is needed is a universal adjusting structure that can be used in a small vibrating space to ensure the normal use of the shadowless lamp.
Disclosure of Invention
The invention discloses a ball head universal joint adjusting mechanism and a shadowless lamp, and solves the problem that the existing universal adjusting mechanism cannot be used in a narrow space to vibrate again.
In order to achieve the above purpose, the invention provides the following technical scheme:
a ball joint universal joint adjusting mechanism comprises a locking head 1, a ball head 2, a brake block 3, a push rod plug 4, a universal joint seat 6, a pushing assembly and an adjusting assembly, wherein the ball head 2, the brake block 3 and the push rod plug 4 are sequentially arranged in the universal joint seat 6, the ball head 2 is of a hollow structure, the brake block 3 is provided with a first spherical surface, the locking head 1 is positioned in a cavity of the ball head 2 and is provided with a second spherical surface, the adjusting assembly is fixedly connected with the ball head 2, when the ball joint adjusting mechanism is in a universal adjusting state, the pushing assembly supports the locking head 1 to enable the second spherical surface to be in a same spherical surface with the outer surface of the ball head 2, the first spherical surface is in a same spherical surface with the outer surface of the ball head 2, a gap is formed between the brake block 3 and the push rod 4, and the adjusting assembly is rotated to enable the ball head 2 and the locking head 1 to rotate in the universal joint seat 6, and direction adjustment is realized, when the brake block is in a locking state, the pushing assembly pushes the locking head 1 to enable the second spherical surface to extend out of the ball head 2, and pushes the brake block 3 to enable the brake block 3 to be attached to the ejector rod plug 4.
In an optional embodiment, the ball joint universal joint adjusting mechanism further includes a spring 5, and the spring 5 is sleeved on the ejector rod plug 4, is located in the universal joint seat 6 together with the ejector rod plug 4, and is in a pre-tightening state.
In an alternative embodiment, the universal joint seat 6 is provided with a spherical cavity, a first cylindrical cavity and a second cylindrical cavity which are sequentially communicated, the spherical cavity is used for mounting the ball head 2, the first cylindrical cavity is used for mounting the brake block 3, and the second cylindrical cavity is used for mounting the ejector rod plug 4.
In an alternative embodiment, the diameter of the first cylindrical cavity is smaller than the diameter of the second cylindrical cavity.
In an alternative embodiment, the adjusting assembly includes a ball seat 12 and a handle 9, and one end of the ball seat 12 is fixedly connected to the ball 2, and the other end is fixedly connected to the handle 9.
In an optional embodiment, the adjusting part still includes switching dish 13, switching dish 13 includes first installation department, connecting portion and second installation department, connecting portion are the hollow cylinder structure, and the cover is established the periphery of 6 bulb places in the universal joint seat, first installation department and second installation department are the loop configuration and are located respectively the both ends of connecting portion, first installation department sets up be used for fixed connection in the connecting portion handle 9 with bulb seat 12, the second installation department sets up connecting portion periphery for fixed external member.
In an optional embodiment, the handle 9 is a hollow cylindrical structure, an external thread is arranged at one end far away from the ball cup 12, the pushing assembly comprises a push rod 11 and a rotating handle 10, the push rod 11 is located in the cavity of the handle 9 and used for supporting the locking head 1, the rotating handle 10 is provided with an internal thread matched with the external thread, and the rotating handle 10 is rotated to drive the push rod 11 to push the locking head 1.
A shadowless lamp comprises a lamp body and a ball head universal joint adjusting mechanism, wherein the ball head universal joint adjusting mechanism comprises a locking head 1, a ball head 2, a brake block 3, a push rod plug 4, a universal joint seat 6, a pushing assembly and an adjusting assembly, the ball head 2, the brake block 3 and the push rod plug 4 are sequentially arranged in the universal joint seat 6, the ball head 2 is of a hollow structure, the brake block 3 is provided with a first spherical surface, the locking head 1 is positioned in a cavity of the ball head 2 and is provided with a second spherical surface, the adjusting assembly is fixedly connected with the ball head 2, the lamp body is fixedly connected with the adjusting assembly, when the ball head universal joint adjusting mechanism is in a universal adjusting state, the pushing assembly supports the locking head 1 to enable the second spherical surface to be in a common sphere with an outer surface of the ball head 2, and the first spherical surface is in a common sphere with the outer surface of the ball head 2, and a gap is formed between the brake block 3 and the ejector rod plug 4, the adjusting assembly is rotated to enable the ball head 2 and the locking head 1 to rotate in the universal joint seat 6, direction adjustment is achieved, when the brake block is in a locking state, the pushing assembly pushes the locking head 1 to enable the second spherical surface to extend out of the ball head 2, and the brake block 3 is pushed to enable the brake block 3 to be attached to the ejector rod plug 4.
In an optional embodiment, the adjusting part includes bulb seat 12, switching dish 13 and handle 9, switching dish 13 includes first installation department, connecting portion and second installation department, connecting portion are the hollow cylinder structure, and the cover is established the periphery of 6 bulb places ends in the universal joint seat, first installation department and second installation department are the loop configuration and are located respectively the both ends of connecting portion, first installation department sets up be used for fixed connection in the connecting portion handle 9 with bulb seat 12, the second installation department sets up connecting portion are peripheral, are used for fixing the lamp body.
In an alternative embodiment, the lamp body includes a light source assembly 14, an outer cover 7 and a transparent cover 8, the light source assembly 14 is fixed on the second mounting portion and is used for generating a light source, the outer cover 7 and the transparent cover 8 are both disc-shaped structures with flanges, and the outer cover 7 and the transparent cover 8 are fixed with the second mounting portion through respective flanges.
The invention has the following beneficial effects:
(1) the ball head universal joint adjusting mechanism provided by the embodiment of the invention realizes direction adjustment by matching the ball head and the universal joint seat, the ball head is designed into a hollow structure, the locking head is arranged in the ball head, meanwhile, the brake block and the ejector rod plug are arranged in the universal joint seat for mounting the ball head, the locking head is driven to move upwards by the push-up and push-down component, the brake block matched with the locking head is pressed against the ejector rod plug when moving to a certain position, the universal joint adjusting mechanism is locked by using friction force, and unlocking is realized by the pull-down and push-down component, so that the ball head universal joint adjusting mechanism is convenient and reliable, greatly saves space, and can be used in a narrow vibrating space;
(2) one end of the spring is pressed on the brake block by arranging the spring and is in a pre-tightening state, so that the universal joint mechanism has good operation hand feeling when angle adjustment is carried out, and structural part damage caused by overlarge angle adjustment can be reduced or avoided;
(3) through setting the universal joint seat inner chamber to two different cylinder sections of diameter, both made things convenient for the inside subassembly to assemble, and add man-hour, the big diameter section need not higher machining precision and reduces the processing degree of difficulty.
Drawings
Fig. 1 is a cross-sectional view of a shadowless lamp according to an embodiment of the invention;
fig. 2 is a schematic external structural view of a shadowless lamp according to an embodiment of the invention;
FIG. 3 is an enlarged view of a portion of a ball joint adjusting mechanism provided in accordance with an embodiment of the present invention;
fig. 4 is another enlarged partial view of a ball joint adjusting mechanism according to an embodiment of the present invention.
The locking device comprises a locking head 1, a ball head 2, a brake block 3, a push rod plug 4, a locking spring 5, a universal joint seat 6, an outer cover 7, a transparent cover 8, a handle 9, a rotating handle 10, a push rod 11, a ball head seat 12, a switching disc 13, a light source assembly 14, a gap 15, a step 16, an outer surface 17, a first spherical surface 18 and a second spherical surface 19.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Referring to fig. 1, an embodiment of the present invention provides a ball joint universal joint adjusting mechanism, which includes a locking head 1, a ball 2, a brake block 3, a ram plug 4, a universal joint seat 6, a pushing assembly and an adjusting assembly, where the ball 2, the brake block 3 and the ram plug 4 are sequentially disposed in the universal joint seat 6, the ball 2 is a hollow structure, the brake block 3 is provided with a first spherical surface 18, the locking head 1 is located in a cavity of the ball 2 and is provided with a second spherical surface 19, the adjusting assembly is fixedly connected to the ball 2, when the ball joint adjusting mechanism is in a universal adjusting state, as shown in fig. 4, the pushing assembly supports the locking head 1 such that the second spherical surface 19 and an outer surface 17 of the ball 2 are coplanar, the first spherical surface and the outer surface of the ball 2 are coplanar, and a gap is formed between the brake block 3 and the ram plug 4, the adjusting assembly is rotated to enable the ball head 2 and the locking head 1 to rotate in the universal joint seat 6, direction adjustment is achieved, after the direction adjustment is in place, the pushing assembly is pushed or rotated to push the locking head 1 to enable the second spherical surface to extend out of the ball head 2, the brake block 3 is pushed to enable the brake block 3 to be attached to the ejector rod plug 4, and the mechanism is in a locking state due to the fact that the contact surface of the locking head 1 and the brake block 3 has friction force.
Specifically, in the embodiment of the present invention, the pushing assembly may be a screw rod, or other assemblies that convert circumferential motion into linear motion, or may be a cam, a connecting rod, or other assemblies, which is not limited in the present invention;
the ball head universal joint adjusting mechanism provided by the embodiment of the invention realizes direction adjustment through the matching of the ball head and the universal joint seat, the ball head is designed into a hollow structure, the locking head is arranged in the ball head, the brake block and the ejector rod plug are arranged in the universal joint seat for mounting the ball head, the ejector rod can move upwards through the push-up and push-out component, the locking head is driven to move upwards, the brake block matched with the locking head is pressed against the ejector rod plug when moving to a certain position, the universal joint adjusting mechanism is locked by friction force, and unlocking is realized through the pull-down and push-out component.
Referring to fig. 1, in an alternative embodiment, the ball joint universal joint adjusting mechanism further includes a spring 5, and the spring 5 is sleeved on the ejector rod plug 4, is located in the universal joint seat 6 together with the ejector rod plug 4, and is in a pre-tightening state. Make spring one end press on the brake pads through setting up the spring, be in the pretension state, when the universal joint mechanism carries out angle modulation, the operation is felt well, and can reduce or avoid the structural part damage that the angle modulation too big leads to.
In an alternative embodiment, the universal joint seat 6 is provided with a spherical cavity, a first cylindrical cavity and a second cylindrical cavity which are sequentially communicated, as shown in fig. 4, the spherical cavity is used for mounting the ball head 2, the spherical surface of the spherical cavity is matched with the ball head (2), the first cylindrical cavity is used for mounting the brake block 3, and the second cylindrical cavity is used for mounting the ejector rod plug 4. The universal joint seat of this structure simple structure, the installation of each part inside of being convenient for, as shown in fig. 3, the diameter of first cylinder chamber is preferred to be less than the diameter of second cylinder chamber, and the hookup location of the two forms step 16, has both made things convenient for the inner assembly to assemble, and adds man-hour, and the big diameter section need not higher machining precision and reduces the processing degree of difficulty.
In an alternative embodiment, as shown in fig. 1, the adjusting assembly includes a ball seat 12 and a handle 9, wherein one end of the ball seat 12 is fixedly connected to the ball 2, and the other end is fixedly connected to the handle 9. Further, the adjusting part still includes switching dish 13, switching dish 13 includes first installation department, connecting portion and second installation department, connecting portion are the hollow cylinder structure, and the cover is established the periphery of 6 bulb places in the universal joint seat, first installation department and second installation department are the loop configuration and are located respectively the both ends of connecting portion, first installation department sets up be used for fixed connection in the connecting portion handle 9 with bulb seat 12, the second installation department sets up connecting portion are peripheral for fixed external member. Through setting up the switching dish, be convenient for install fixed external component.
In an optional embodiment, the handle 9 is a hollow cylindrical structure, an external thread is arranged at one end far away from the ball cup 12, the pushing assembly comprises a push rod 11 and a rotating handle 10, the push rod 11 is located in the cavity of the handle 9 and used for supporting the locking head 1, the rotating handle 10 is provided with an internal thread matched with the external thread, and the rotating handle 10 is rotated to drive the push rod 11 to push the locking head 1. The pushing assembly and the adjusting assembly of the structure are simple in structure, installation space can be further saved, the pushing distance can be conveniently adjusted, and damage to devices caused by excessive pushing is avoided.
Referring to fig. 1-4, an embodiment of the present invention further provides a shadowless lamp, which includes a lamp body and a ball head gimbal adjustment mechanism, where the ball head gimbal adjustment mechanism includes a locking head 1, a ball head 2, a brake block 3, a rod plug 4, a gimbal base 6, a pushing assembly and an adjustment assembly, the ball head 2, the brake block 3 and the rod plug 4 are sequentially disposed in the gimbal base 6, the ball head 2 is a hollow structure, the brake block 3 is provided with a first spherical surface, the locking head 1 is located in a cavity of the ball head 2 and is provided with a second spherical surface, the adjustment assembly is fixedly connected with the ball head 2, the lamp body is fixedly connected with the adjustment assembly, when the ball head gimbal adjustment mechanism is in a gimbal adjustment state, the pushing assembly supports the locking head 1 so that the second spherical surface is coplanar with an outer spherical surface of the ball head 2, the first spherical surface and the outer surface of the ball head 2 are in a spherical surface, a gap 15 is formed between the brake block 3 and the ejector rod plug 4, the adjusting assembly is rotated to enable the ball head 2 and the locking head 1 to rotate in the universal joint seat 6, direction adjustment is achieved, when the adjusting assembly is located in a locking state, the pushing assembly pushes the locking head 1 to enable the second spherical surface to extend out of the ball head 2, and the brake block 3 is pushed to enable the brake block 3 to be attached to the ejector rod plug 4.
The ball joint universal joint adjusting mechanism used in the embodiment of the invention is provided by the above mechanism embodiment, and specific description and effects refer to the above embodiment, which are not described herein again.
In an optional embodiment, the adjusting part includes bulb seat 12, switching dish 13 and handle 9, switching dish 13 includes first installation department, connecting portion and second installation department, connecting portion are the hollow cylinder structure, and the cover is established the periphery of 6 bulb places ends in the universal joint seat, first installation department and second installation department are the loop configuration and are located respectively the both ends of connecting portion, first installation department sets up be used for fixed connection in the connecting portion handle 9 with bulb seat 12, the second installation department sets up connecting portion are peripheral, are used for fixing the lamp body. Through setting the switching dish to have two installation departments of connecting through connecting portion, it is fixed with the regulation structure through one of them installation department, through the fixed mounting and the dismantlement maintenance of the lamp body of being convenient for of another installation department and lamp body fixation. Further, the lamp body includes light source subassembly, dustcoat 7 and translucent cover 8, light source subassembly 14 is fixed on the second installation department for produce the light source, dustcoat 7 and translucent cover 8 are the discoid structure that has the turn-ups, dustcoat 7 and translucent cover 8 through turn-ups respectively with the second installation department is fixed.
The following is a specific embodiment of the present invention:
referring to fig. 1-4, the shadowless lamp is applied to the vibration conditions of airplanes, medical cabins, medical ships and the like, so that shadowless irradiation during operation under the vibration conditions can be realized, the irradiation requirement of any angle can be realized, and meanwhile, locking can be realized under the vibration conditions, and the working angle is kept unchanged.
The embodiments are described with reference to the accompanying drawings. In addition, the embodiments shown below do not set any limit to the content of the invention described in the claims. The entire contents of the configurations identified in the present embodiment are not limited to those necessary as solutions of the inventions described in the claims.
Referring to fig. 1 to 4, the shadowless lamp provided by the embodiment of the invention includes a locking head 1, a ball head 2, a brake block 3, a push rod plug 4, a spring 5, a universal joint seat 6, an outer cover 7, a transparent cover 8, a sterile handle 9, a rotating handle 10, a push rod 11, a ball head seat 12 and a switching disk 13, wherein the ball head seat 12 and the sterile handle 09 are installed on the switching disk 13, the ball head 2 is connected to the ball head seat 12 through a screw, the outer cover 7 and the transparent cover 8 are connected to the switching disk 13 through a screw, and the push rod plug is connected to the universal joint seat 6 through a screw.
When the angle of the shadowless lamp needs to be adjusted, the rotating handle 10 is rotated, so that the ejector rod 11 can move upwards or downwards to drive the locking head 1 to move upwards or downwards, the upper end surface of the locking head 1 pushes the concave surface (spherical surface) of the brake block 3 to be attached to or separated from the ejector rod plug 4 in an extruding manner, and locking and unlocking are achieved.
According to the shadowless lamp provided by the invention, the spring 5 is always in a pre-tightening state, so that the pre-tightening pressure of the brake block 3 can be adjusted, good adjusting hand feeling is kept, and the universal joint mechanism can be in a stable state in an unlocking state.
The shadowless lamp provided by the invention is specifically introduced as follows when angle adjustment and locking are carried out:
anticlockwise rotation handle 10, ejector pin 11 that links to each other with rotation handle 10 can the downstream, locking head 1 can the downstream simultaneously, when moving to a certain degree, the spherical face of locking head 1 can progressively reduce with the spherical face pressure of brake pads 3, frictional force can progressively reduce, can unlock ball head universal joint structure, it carries out angle modulation to hold disinfection handle 9, when adjusting suitable position, clockwise rotation handle 10, ejector pin 11 that links to each other with rotation handle 10 can the upward movement, locking head 1 can the upward movement simultaneously, when moving to a certain degree, the sphere of locking head 1 and the sphere pressure of brake pads 3 can progressively increase, frictional force can progressively increase, can lock ball head universal joint structure, reach the requirement of shining. According to the shadowless lamp provided by the invention, the locking head 1 is of an I-shaped structure in cross section, the spherical surface is positioned on the upper surface, and the side surface of the upper end is tightly matched with the inner wall of the bulb 2, so that the up-and-down movement of the locking head 1 is conveniently controlled, and the weight is favorably reduced.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The ball head universal joint adjusting mechanism is characterized by comprising a locking head (1), a ball head (2), a brake block (3), a push rod plug (4), a universal joint seat (6), a pushing assembly and an adjusting assembly, wherein the ball head (2), the brake block (3) and the push rod plug (4) are sequentially arranged in the universal joint seat (6), the ball head (2) is of a hollow structure, the brake block (3) is provided with a first spherical surface, the locking head (1) is positioned in a cavity of the ball head (2) and is provided with a second spherical surface, the adjusting assembly is fixedly connected with the ball head (2), when the ball head universal joint adjusting mechanism is positioned in a universal adjusting state, the pushing assembly supports the locking head (1) to enable the second spherical surface to be coplanar with the outer surface of the ball head (2), the first spherical surface is coplanar with the outer surface of the ball head (2), a gap is reserved between the brake block (3) and the ejector rod plug (4), the adjusting assembly is rotated to enable the ball head (2) and the locking head (1) to rotate in the universal joint seat (6) to achieve direction adjustment, when the adjusting assembly is located in a locking state, the pushing assembly pushes the locking head (1) to enable the second spherical surface to extend out of the ball head (2), and the brake block (3) is pushed to enable the brake block (3) to be attached to the ejector rod plug (4); the adjusting assembly comprises a ball head seat (12) and a handle (9), one end of the ball head seat (12) is fixedly connected with the ball head (2), and the other end of the ball head seat is fixedly connected with the handle (9); handle (9) are hollow tubular structure, and keep away from the one end of bulb seat (12) is equipped with the external screw thread, the top pushes away the subassembly and includes ejector pin (11) and rotatory handle (10), ejector pin (11) are located in the cavity of handle (9), be used for supporting locking head (1), rotatory handle (10) be equipped with the internal thread of external screw thread adaptation rotates rotatory handle (10) drive ejector pin (11) top pushes away locking head (1).
2. The ball joint universal joint adjusting mechanism according to claim 1, further comprising a spring (5), wherein the spring (5) is sleeved on the ejector rod plug (4), is located in the universal joint seat (6) together with the ejector rod plug (4), and is in a pre-tightening state.
3. A ball joint adjusting mechanism according to claim 1, wherein the joint base (6) is provided with a spherical cavity, a first cylindrical cavity and a second cylindrical cavity which are communicated in sequence, the spherical cavity is used for mounting the ball head (2), the first cylindrical cavity is used for mounting the brake block (3), and the second cylindrical cavity is used for mounting the ejector rod plug (4).
4. The ball joint adjuster mechanism of claim 3, wherein the diameter of the first cylindrical cavity is smaller than the diameter of the second cylindrical cavity.
5. The ball joint universal joint adjusting mechanism of claim 1, characterized in that, the adjusting component still includes switching dish (13), switching dish (13) includes first installation department, connecting portion and second installation department, connecting portion are the hollow cylinder structure, and the cover is established the periphery of universal joint seat (6) bulb place end, first installation department and second installation department are the loop configuration and are located respectively the both ends of connecting portion, first installation department sets up be used for fixed connection in the connecting portion handle (9) with ball seat (12), the second installation department sets up connecting portion periphery for fixed external member.
6. A shadowless lamp is characterized by comprising a lamp body and a ball head universal joint adjusting mechanism, wherein the ball head universal joint adjusting mechanism comprises a locking head (1), a ball head (2), a brake block (3), a push rod plug (4), a universal joint seat (6), a pushing assembly and an adjusting assembly, the ball head (2), the brake block (3) and the push rod plug (4) are sequentially arranged in the universal joint seat (6), the ball head (2) is of a hollow structure, the brake block (3) is provided with a first spherical surface, the locking head (1) is positioned in a cavity of the ball head (2) and is provided with a second spherical surface, the adjusting assembly is fixedly connected with the ball head (2), the lamp body is fixedly connected with the adjusting assembly, when the ball head universal joint adjusting mechanism is in a universal adjusting state, the pushing assembly supports the locking head (1) to enable the second spherical surface to be in a spherical surface shape which is in common with the outer surface of the ball head (2), the first spherical surface and the outer surface of the ball head (2) are coplanar, a gap is formed between the brake block (3) and the ejector rod plug (4), the adjusting assembly is rotated to enable the ball head (2) and the locking head (1) to rotate in the universal joint seat (6) to achieve direction adjustment, when the adjusting assembly is in a locking state, the pushing assembly pushes the locking head (1) to enable the second spherical surface to extend out of the ball head (2), and the brake block (3) is pushed to enable the brake block (3) to be attached to the ejector rod plug (4); the adjusting assembly comprises a ball head seat (12) and a handle (9), one end of the ball head seat (12) is fixedly connected with the ball head (2), and the other end of the ball head seat is fixedly connected with the handle (9); handle (9) are hollow tubular structure, and keep away from the one end of bulb seat (12) is equipped with the external screw thread, the top pushes away the subassembly and includes ejector pin (11) and rotatory handle (10), ejector pin (11) are located in the cavity of handle (9), be used for supporting locking head (1), rotatory handle (10) be equipped with the internal thread of external screw thread adaptation rotates rotatory handle (10) drive ejector pin (11) top pushes away locking head (1).
7. The shadowless lamp of claim 6, wherein the adjusting component comprises a ball seat (12), an adapter plate (13) and a handle (9), the adapter plate (13) comprises a first installation part, a connection part and a second installation part, the connection part is of a hollow cylindrical structure, and is sleeved on the periphery of the end where the ball head of the universal joint seat (6) is located, the first installation part and the second installation part are of an annular structure and are respectively located at two ends of the connection part, the first installation part is arranged in the connection part and is used for fixedly connecting the handle (9) with the ball seat (12), and the second installation part is arranged on the periphery of the connection part and is used for fixing the lamp body.
8. A shadowless lamp as claimed in claim 7, wherein the lamp body comprises a light source assembly (14), a housing (7) and a transparent cover (8), the light source assembly (14) being fixed to the second mount for generating the light source, the housing (7) and the transparent cover (8) each being a disc-like structure with a flange, the housing (7) and the transparent cover (8) being fixed to the second mount by respective flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373790.6A CN108626622B (en) | 2018-04-24 | 2018-04-24 | Bulb universal joint adjusting mechanism and shadowless lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373790.6A CN108626622B (en) | 2018-04-24 | 2018-04-24 | Bulb universal joint adjusting mechanism and shadowless lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108626622A CN108626622A (en) | 2018-10-09 |
| CN108626622B true CN108626622B (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810373790.6A Active CN108626622B (en) | 2018-04-24 | 2018-04-24 | Bulb universal joint adjusting mechanism and shadowless lamp |
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| CN (1) | CN108626622B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096326Y (en) * | 2007-10-09 | 2008-08-06 | 清远市清城区石角永裕实业有限公司 | Universal illuminating lamp |
| CN102418868A (en) * | 2011-12-07 | 2012-04-18 | 胡宇峰 | Universal swinging angle revolving light |
| CN202419438U (en) * | 2012-02-10 | 2012-09-05 | 杭州巨星科技股份有限公司 | Universal adjusting work light |
| CN104033738A (en) * | 2014-05-19 | 2014-09-10 | 国家电网公司 | Portable all-angle safety illumination device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030227773A1 (en) * | 2002-06-05 | 2003-12-11 | Yang Chang Yao | Light device for attaching onto various objects |
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2018
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096326Y (en) * | 2007-10-09 | 2008-08-06 | 清远市清城区石角永裕实业有限公司 | Universal illuminating lamp |
| CN102418868A (en) * | 2011-12-07 | 2012-04-18 | 胡宇峰 | Universal swinging angle revolving light |
| CN202419438U (en) * | 2012-02-10 | 2012-09-05 | 杭州巨星科技股份有限公司 | Universal adjusting work light |
| CN104033738A (en) * | 2014-05-19 | 2014-09-10 | 国家电网公司 | Portable all-angle safety illumination device |
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| CN108626622A (en) | 2018-10-09 |
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