CN209944253U - Elbow joint for shadowless lamp - Google Patents
Elbow joint for shadowless lamp Download PDFInfo
- Publication number
- CN209944253U CN209944253U CN201920704014.XU CN201920704014U CN209944253U CN 209944253 U CN209944253 U CN 209944253U CN 201920704014 U CN201920704014 U CN 201920704014U CN 209944253 U CN209944253 U CN 209944253U
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- connector
- friction plate
- fixed column
- shadowless lamp
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- 210000002310 elbow joint Anatomy 0.000 title description 2
- 238000010030 laminating Methods 0.000 claims abstract description 3
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses a the utility model relates to a elbow fitting has the effect of sparingly taking up an area of the space. The utility model provides a bent pipe joint for shadowless lamp, includes connector one and connector two, connector one fixedly connected with return bend one, two fixedly connected with return bends two of connector, the upper surface of connector two extends and has the fixed column that inserts connector one, connector one central authorities offer and supply fixed column male holding chamber, holding intracavity wall extends has the laminating to extend the supplementary ring of post outer wall, the fixed column top is provided with the spacing ring, and spacing ring and fixed column pass through the bolt and can dismantle the connection, the diameter of spacing ring is greater than the fixed column external diameter. By means of the matching of the first connector and the second connector, the occupied space is saved.
Description
Technical Field
The utility model relates to a return bend, more specifically says, it relates to a return bend for shadowless lamp.
Background
Surgical shadowless lamps are known for illuminating a surgical site for optimal viewing of small, low contrast objects at various depths in incisions and body cavities.
The patent with publication number CN202747259U and publication number 20130220 discloses a bent tube structure assembly for installing shadowless lamps in a low-rise and high-rise operating room, which comprises a connector and a bent tube connector, wherein the connector and the bent tube connector are fixedly connected through a bent tube, and the bent tube is a bent tube suitable for the low-rise and high-rise operating room; the upper end of the bent pipe is inserted into the connector and is matched and fixed through the parallel groove pin and the cylindrical pin; the elbow connector is sleeved in the lower end of the elbow, a bearing is arranged at the joint of the elbow connector, and the elbow connector is matched and fixed with the adjusting screw through a connecting screw arranged on the elbow.
The above patent solves the problem of shadowless lamps at non-standard low-rise heights and improves the smooth installation at the joints and the connection between the power conductors. The elbow pipe is connected with the connector in a rotating mode, rotation is adjusted through the connecting screw and the adjusting screw, the connecting assembly is more, the length of the connector is obvious, the integral size of the shadowless lamp is large, and the problem that occupied space is large is solved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a return bend joint for shadowless lamp has the effect of saving occupation of land space.
In order to achieve the technical purpose, the utility model provides a following technical scheme: the utility model provides a bent pipe joint for shadowless lamp, includes connector one and connector two, connector one fixedly connected with return bend one, two fixedly connected with return bends two of connector, the upper surface of connector two extends and has the fixed column that inserts connector one, connector one central authorities offer and supply fixed column male holding chamber, holding intracavity wall extends has the laminating to extend the supplementary ring of post outer wall, the fixed column top is provided with the spacing ring, and spacing ring and fixed column pass through the bolt and can dismantle the connection, the diameter of spacing ring is greater than the fixed column external diameter.
Through adopting above-mentioned technical scheme, after inserting the fixed column of connector two into connector one, pass through the bolt fastening with the spacing ring again on the upper surface of fixed column, the spacing ring will hinder the fixed column and withdraw from connector one, and connector one can rotate relative to connector two simultaneously, has realized the rotation between return bend one and return bend two and has connected, need not install adjusting bolt at connector length direction simultaneously, has reduced the distance between return bend one and the return bend two, has realized the reduction in occupation of land space.
Preferably, the outer diameter of the fixing column is smaller than that of the second connecting head, and the outer diameters of the first connecting head and the second connecting head are the same.
Through adopting above-mentioned technical scheme, the fixed column inserts behind the connector one, and the upper surface of connector two will butt the lower surface of connector one, and is fixed the spacing ring again, and connector one and connector two will relatively fixed on length direction, and return bend one and two relative rotations of return bend have improved the connection steadiness.
Preferably, a first annular friction plate is sleeved on the fixing column, the first friction plate is located between the limiting plate and the auxiliary ring, the upper surface of the first friction plate is attached to the lower surface of the limiting plate, the lower surface of the first friction plate is attached to the upper surface of the auxiliary ring, and the surface of the first friction plate is smooth.
By adopting the technical scheme, the first smooth friction plate is used for separating the limiting plate and the auxiliary ring, when the first smooth friction plate slides relative to a contact object, the friction force between the first smooth friction plate and the second smooth friction plate is small, the first connecting head can rotate relative to the second connecting head conveniently, meanwhile, the first friction plate fills the gap between the limiting plate and the auxiliary ring, the first connecting head and the second connecting head cannot rock relative to each other, and the rotation flexibility is improved.
Preferably, a circular second friction plate is sleeved outside the connector, the inner side of the second friction plate is attached to the outer wall of the fixing column, the upper surface of the second friction plate is attached to the lower surface of the first connector, the lower surface of the second friction plate is attached to the upper surface of the second connector, and the surface of the second friction plate is smooth.
By adopting the technical scheme, the first connector and the second connector are separated by the second friction plate, when the smooth second friction plate slides relative to a contact object, the friction force between the two is small, the first connector can conveniently rotate relative to the second connector, and the rotation flexibility is improved.
Preferably, the first friction plate and the second friction plate are made of plastic.
By adopting the technical scheme, the first friction plate and the second friction plate made of plastic are light in weight and low in cost, the weight of the connecting mechanism is reduced, and the mounting is convenient.
Preferably, lightening holes are formed in the centers of the first connector and the second connector along the length direction of the first connector and the second connector, and the lightening holes penetrate through the fixing column, the first connector and the second connector.
Through adopting above-mentioned technical scheme, set up coupling mechanism into cavity, further reduced coupling mechanism's weight, made things convenient for the staff to remove, improved the installation effectiveness.
To sum up, the utility model discloses following effect has been gained:
1. by means of the matching of the first connector and the second connector, the occupied space is saved;
2. by means of the cooperation of the first friction plate and the second friction plate, the rotation flexibility is improved.
Drawings
FIG. 1 is a schematic view for showing the overall structure in the present embodiment;
fig. 2 is a schematic diagram for showing the matching relationship between the first connector and the second connector in this embodiment.
In the figure, 1, a first connecting head; 11. bending a pipe I; 12. an auxiliary ring; 2. a second connector; 21. bending a pipe II; 22. fixing a column; 3. a limiting ring; 31. a bolt; 4. a first friction plate; 5. a second friction plate; 6. and (7) lightening holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b): a bent pipe joint for a shadowless lamp is shown in figure 1 and comprises a first connecting head 1 and a second connecting head 2, wherein the first connecting head 1 is fixedly connected with a first bent pipe 11, the second connecting head 2 is fixedly connected with a second bent pipe 21, and the first connecting head 1 is rotatably connected with the second connecting head 2.
As shown in fig. 2, the upper surface of the second connector 2 extends to form a fixing column 22 inserted into the first connector 1, the central portion of the first connector 1 is provided with an accommodating cavity for inserting the fixing column 22, the inner wall of the accommodating cavity extends to form an auxiliary ring 12 attached to the outer wall of the extending column, a limiting ring 3 is arranged above the fixing column 22, the limiting ring 3 and the fixing column 22 are detachably connected through a bolt 31, and the diameter of the limiting ring 3 is larger than the outer diameter of the fixing column 22. After the fixing column 22 of the second connector 2 is inserted into the first connector 1, the limiting ring 3 is fixed on the upper surface of the fixing column 22 through the bolt 31, the limiting ring 3 can prevent the fixing column 22 from withdrawing from the first connector 1, meanwhile, the first connector 1 can rotate relative to the second connector 2, the rotary connection between the first bent pipe 11 and the second bent pipe 21 is achieved, meanwhile, the adjusting bolt 31 does not need to be installed in the length direction of the connectors, the distance between the first bent pipe 11 and the second bent pipe 21 is reduced, and the occupied space is reduced.
As shown in fig. 2, the outer diameter of the fixing post 22 is smaller than the diameter of the second connector 2, and the outer diameters of the first connector 1 and the second connector 2 are the same. After the fixing column 22 is inserted into the first connector 1, the upper surface of the second connector 2 abuts against the lower surface of the first connector 1, then the limiting ring 3 is fixed, the first connector 1 and the second connector 2 are fixed relatively in the length direction, the first bent pipe 11 and the second bent pipe 21 can only rotate relatively, and the connection stability is improved.
As shown in fig. 2, the first annular friction plate 4 is sleeved on the fixing column 22, the first friction plate 4 is located between the limiting plate and the auxiliary ring 12, the upper surface of the first friction plate 4 is attached to the lower surface of the limiting plate, the lower surface of the first friction plate 4 is attached to the upper surface of the auxiliary ring 12, and the surface of the first friction plate 4 is smooth. The limiting plate and the auxiliary ring 12 are separated by the aid of the smooth friction plate I4, when the smooth friction plate I4 slides relative to a contact object, friction force between the smooth friction plate I and the contact object is small, the connecting head I1 can conveniently rotate relative to the connecting head II 2, meanwhile, the friction plate I4 fills a gap between the limiting plate and the auxiliary ring 12, the connecting head I1 and the connecting head II 2 cannot shake relative to each other, and rotation flexibility is improved.
As shown in fig. 2, a circular second friction plate 5 is sleeved outside the second connector 2, the inner side of the second friction plate 5 is attached to the outer wall of the fixing column 22, the upper surface of the second friction plate 5 is attached to the lower surface of the first connector 1, the lower surface of the second friction plate 5 is attached to the upper surface of the second connector 2, and the surface of the second friction plate 5 is smooth. The first connector 1 and the second connector 2 are separated by the second friction plate 5, when the smooth second friction plate 5 slides relative to a contact object, the friction force between the two is small, the first connector 1 can conveniently rotate relative to the second connector 2, and the rotation flexibility is improved.
As shown in fig. 2, the first friction plate 4 and the second friction plate 5 are made of plastic. The first friction plate 4 and the second friction plate 5 made of plastic are small in weight and low in cost, the weight of the connecting mechanism is reduced, and the connecting mechanism is convenient to install.
As shown in fig. 2, lightening holes 6 are formed in the centers of the first connector 1 and the second connector 2 along the length direction of the first connector and the second connector, and the lightening holes 6 penetrate through the fixing column 22, the first connector 1 and the second connector 2. The connecting mechanism is hollow, so that the weight of the connecting mechanism is further reduced, the movement of workers is facilitated, and the mounting efficiency is improved.
Claims (6)
1. An elbow fitting for a shadowless lamp, characterized in that: including connector (1) and connector two (2), connector (1) fixedly connected with return bend one (11), connector two (2) fixedly connected with return bend two (21), the upper surface extension of connector two (2) has fixed column (22) of inserting connector (1), connector (1) central authorities offer and supply fixed column (22) male holding chamber, holding intracavity wall extends has supplementary ring (12) that the laminating extended the post outer wall, fixed column (22) top is provided with spacing ring (3), and spacing ring (3) and fixed column (22) can be dismantled through bolt (31) and be connected, the diameter of spacing ring (3) is greater than fixed column (22) external diameter.
2. The elbow fitting for a shadowless lamp of claim 1, wherein: the outer diameter of the fixing column (22) is smaller than the diameter of the second connector (2), and the outer diameters of the first connector (1) and the second connector (2) are the same.
3. The elbow fitting for a shadowless lamp of claim 2, wherein: the fixing column (22) is sleeved with a circular friction plate I (4), the friction plate I (4) is located between the limiting plate and the auxiliary ring (12), the upper surface of the friction plate I (4) is attached to the lower surface of the limiting plate, the lower surface of the friction plate I (4) is attached to the upper surface of the auxiliary ring (12), and the surface of the friction plate I (4) is smooth.
4. The elbow fitting for a shadowless lamp of claim 3, wherein: the outer sleeve of the second connector (2) is provided with a second annular friction plate (5), the inner side of the second friction plate (5) is attached to the outer wall of the fixed column (22), the upper surface of the second friction plate (5) is attached to the lower surface of the first connector (1), the lower surface of the second friction plate (5) is attached to the upper surface of the second connector (2), and the surface of the second friction plate (5) is smooth.
5. The elbow fitting for a shadowless lamp of claim 4, wherein: the first friction plate (4) and the second friction plate (5) are made of plastics.
6. The elbow fitting for a shadowless lamp of claim 5, wherein: lightening holes (6) are formed in the centers of the first connector (1) and the second connector (2) along the length direction of the connectors, and the lightening holes (6) penetrate through the fixing column (22), the first connector (1) and the second connector (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704014.XU CN209944253U (en) | 2019-05-15 | 2019-05-15 | Elbow joint for shadowless lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704014.XU CN209944253U (en) | 2019-05-15 | 2019-05-15 | Elbow joint for shadowless lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209944253U true CN209944253U (en) | 2020-01-14 |
Family
ID=69133005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920704014.XU Active CN209944253U (en) | 2019-05-15 | 2019-05-15 | Elbow joint for shadowless lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209944253U (en) |
-
2019
- 2019-05-15 CN CN201920704014.XU patent/CN209944253U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A bend joint for shadowless lamps Granted publication date: 20200114 Pledgee: Bank of China Limited Liangxi Branch, Wuxi Pledgor: WEIYI MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2024980010806 |