CN217271268U - Double-slit connecting rod - Google Patents
Double-slit connecting rod Download PDFInfo
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- CN217271268U CN217271268U CN202220853853.XU CN202220853853U CN217271268U CN 217271268 U CN217271268 U CN 217271268U CN 202220853853 U CN202220853853 U CN 202220853853U CN 217271268 U CN217271268 U CN 217271268U
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Abstract
The utility model relates to the technical field of medical equipment, especially, relate to a double slit connecting rod, installation time is long, connecting piece manufacturing cost is high, the difficult problem of maintaining when aiming at solving current U type headstock and operation table erection joint. The utility model provides a double-slit connecting rod, which comprises a first connecting ring, a first pressure strip, a second connecting ring, a second pressure strip and a connecting plate; the first connecting ring and the second connecting ring are arranged at two ends of the connecting plate in the length direction, and the axes of the first connecting ring and the second connecting ring are parallel; the first pressing plate and the second pressing plate are configured to drive the diameters of the first annular hole and the second annular hole to be reduced after being pressed by opposite pressing forces. The utility model provides a double slit connecting rod makes the diameter of first annular ring and second annular ring diminish through pressing simultaneously first pressure strip and second pressure strip, realizes that an operation can be with the axle locking of cartridge in first annular ring and second annular ring.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a double slit connecting rod.
Background
The existing intermediate connecting device of the U-shaped head frame and the operating bed installation part is generally formed by combining a locking device, a connecting rod with a toothed surface and a rotary connector, and the combined intermediate connecting device has a 360-degree rotation function and realizes the connection of the U-shaped head frame and the operating bed installation part. When the handle is used, one part needs to be locked by the handle, the two parts are connected by the handle bolt, so that three-point fixation can be realized, and the connecting structure has the defects of long mounting time and inconvenient operation in the process of connecting the handle bolt.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double slit connecting rod to installation time is long, connecting piece manufacturing cost is high, the difficult problem of maintaining when solving current U type headstock and operation table erection joint.
In order to solve the technical problem, the utility model provides a technical scheme lies in:
the utility model provides a double-seam connecting rod, which comprises a first connecting ring, a first pressure plate, a second connecting ring, a second pressure plate and a connecting plate; the first connecting ring and the second connecting ring are arranged at two ends of the connecting plate in the length direction, and the axes of the first connecting ring and the second connecting ring are parallel; the first pressing plate is arranged on one side of the connecting plate in the thickness direction, the end part of the first pressing plate is connected with the first connecting ring, and a first locking seam communicated with a first ring hole of the first connecting ring is formed between the first pressing plate and the connecting plate; the second compression plate is arranged on the other side of the connecting plate in the thickness direction, the end part of the second compression plate, which is far away from the first compression plate, is connected with the second connecting ring, and a second locking seam communicated with a second annular hole of the second connecting ring is formed between the second compression plate and the connecting plate; the first pressing plate and the second pressing plate are configured to drive the diameters of the first annular hole and the second annular hole to be reduced after being pressed by opposite pressing forces.
Further, the width of the first locking seam increases gradually in a direction away from the first connecting ring.
Further, the width of the second locking slit is gradually increased in a direction gradually away from the second connection ring.
Furthermore, a first annular gap is arranged in the circumferential direction of the first connecting ring, and the first annular gap divides the first connecting ring into two ring bodies in the width direction; the second connecting ring is circumferentially provided with a second annular slit which divides the second connecting ring into two ring bodies in the width direction.
Further, the surface of the first connecting ring is a rough surface.
Further, the surface of the second connection ring is a rough surface.
Synthesize above-mentioned technical scheme, the utility model discloses the technological effect that can realize lies in:
the utility model provides a double-slit connecting rod, which comprises a first connecting ring, a first pressure strip, a second connecting ring, a second pressure strip and a connecting plate; the first connecting ring and the second connecting ring are arranged at two ends of the connecting plate in the length direction, and the axes of the first connecting ring and the second connecting ring are parallel; the first pressing plate is arranged on one side of the connecting plate in the thickness direction, the end part of the first pressing plate is connected with the first connecting ring, and a first locking seam communicated with a first ring hole of the first connecting ring is formed between the first pressing plate and the connecting plate; the second compression plate is arranged on the other side of the connecting plate in the thickness direction, the end part of the second compression plate, which is far away from the first compression plate, is connected with the second connecting ring, and a second locking seam communicated with a second annular hole of the second connecting ring is formed between the second compression plate and the connecting plate; the first pressing plate and the second pressing plate are configured to drive the diameters of the first annular hole and the second annular hole to be reduced after being pressed by opposite pressing forces.
The utility model provides a double slit connecting rod makes the diameter of first annular ring and second annular ring diminish through pressing simultaneously first pressure strip and second pressure strip, realizes that an operation can be with the axle locking of cartridge in first annular ring and second annular ring. In the conventional art, a structure in which only one shaft can be locked by one operation requires two operations for locking two shafts, respectively, when connecting the two shafts. Compared with the prior art, the utility model provides a locking operation has been simplified to the double slit connecting rod, has reduced part quantity simultaneously, has simplified connection structure, has effectively shortened installation time, has reduced the manufacturing cost of connecting piece, has improved maintainability.
Drawings
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front assembly view of a double-slit linkage rod and a guide bar provided in accordance with an embodiment of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic structural diagram of a double-slotted link according to an embodiment of the present invention;
FIG. 4 is another structural schematic diagram of a double-slit connecting rod according to an embodiment of the present invention;
icon: 110-double slit linkage; 111-a first connecting ring; 112-a first compacting plate; 113-a second connecting ring; 114-a second compression plate; 115-a connection plate; a-a first annulus; b-a second annulus; c-a first locking seam; d-a second locking seam; e-a first annular slit; f-a second annular slit; 120-a guide bar; 130-a handle; 140-connecting bolts; 150-limit pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The first embodiment is as follows:
the existing connecting piece has high manufacturing cost and is not easy to maintain.
In view of the above, referring to fig. 3 and 4, the present invention provides a double-slit connecting rod 110, which includes a first connecting ring 111, a first pressing plate 112, a second connecting ring 113, a second pressing plate 114 and a connecting plate 115;
the first connecting ring 111 and the second connecting ring 113 are arranged at two ends of the connecting plate 115 in the length direction, and the axes of the first connecting ring 111 and the second connecting ring 113 are parallel;
the first compression plate 112 is arranged on one side of the connecting plate 115 in the thickness direction, the end part of the first compression plate is connected with the first connecting ring 111, and a first locking seam c communicated with a first annular hole a of the first connecting ring 111 is formed between the first compression plate 112 and the connecting plate 115;
the second pressing plate 114 is arranged on the other side of the connecting plate 115 in the thickness direction, and the end part departing from the first pressing plate 112 is connected with the second connecting ring 113, and a second locking seam d communicated with the second annular hole b of the second connecting ring 113 is formed between the second pressing plate 114 and the connecting plate 115;
the first pressing plate 112 and the second pressing plate 114 are configured to bring the diameters of the first annular hole a and the second annular hole b into small sizes after being pressed by the pressing forces that are opposed to each other.
As shown in fig. 1 and fig. 2, the double-slit connecting rod 110 of the present invention is assembled with the guide rod 120, the handle 130, the connecting bolt 140, and the limit pin 150 to form a connecting rod assembly, and the structures of the guide rod 120, the handle 130, the connecting bolt 140, the limit pin 150, etc. are not repeated in the embodiments of the present invention.
The utility model provides a double slit connecting rod 110 makes the diameter of first annular ring a and second annular ring b diminish through pressing simultaneously first pressure strip 112 and second pressure strip 114, realizes that an operation can be with the axle locking of cartridge in first annular ring a and second annular ring b.
The researchers found that in the conventional art, a structure in which one operation can lock only one shaft, two operations are required to lock two shafts when connecting the two shafts, respectively. Compared with the prior art, the utility model provides a locking operation has been simplified to double slit connecting rod 110, has reduced part quantity simultaneously, has simplified connection structure, has effectively shortened installation time, has reduced the manufacturing cost of connecting piece, has improved maintainability.
The structure and shape of double-slit link 110 provided in the present embodiment will be described in detail below with reference to fig. 1 to 2.
In an alternative of this embodiment, the width of the first locking seam c gradually increases in a direction away from the first connecting ring 111, and the width of the second locking seam d gradually increases in a direction away from the second connecting ring 113, so that when the first pressing plate 112 and the second pressing plate 114 are pressed, the diameters of the first annular hole a and the second annular hole b become smaller, the locking force for the shaft inserted into the first annular hole a and the second annular hole b is improved, and the connection is more reliable.
Further, a first annular slit e is arranged in the circumferential direction of the first connecting ring 111, and the first annular slit e divides the first connecting ring 111 into two ring bodies in the width direction; the second annular gap f is formed in the circumferential direction of the second connection ring 113, and the second annular gap f divides the second connection ring 113 into two ring bodies in the width direction, so that the inner surfaces of the first connection ring 111 and the second connection ring 113 are fully contacted with a shaft inserted therein, friction is improved, and the shaft is prevented from rotating.
Further, the surface of the first connection ring 111 is a rough surface, and the surface of the second connection ring 113 is a rough surface.
By the technical scheme, the surface friction force generated when the inner surfaces of the first connecting ring 111 and the second connecting ring 113 are in sufficient contact with the shaft inserted in the first connecting ring and the second connecting ring can be further enhanced, so that the shaft is prevented from rotating.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (6)
1. A double-seam connecting rod is characterized by comprising a first connecting ring (111), a first pressing plate (112), a second connecting ring (113), a second pressing plate (114) and a connecting plate (115);
the first connecting ring (111) and the second connecting ring (113) are arranged at two ends of the connecting plate (115) in the length direction, and the axes of the first connecting ring (111) and the second connecting ring (113) are parallel;
the first pressing plate (112) is arranged on one side of the connecting plate (115) in the thickness direction, the end part of the first pressing plate is connected with the first connecting ring (111), and a first locking seam (c) communicated with a first annular hole (a) of the first connecting ring (111) is formed between the first pressing plate (112) and the connecting plate (115);
the second pressing plate (114) is arranged on the other side of the connecting plate (115) in the thickness direction, the end part, which is away from the first pressing plate (112), is connected with the second connecting ring (113), and a second locking seam (d) communicated with a second annular hole (b) of the second connecting ring (113) is formed between the second pressing plate (114) and the connecting plate (115);
the first pressing plate (112) and the second pressing plate (114) are configured to bring the diameters of the first annular hole (a) and the second annular hole (b) to be smaller after being pressed by the opposite pressing forces.
2. The double-slit connecting rod as claimed in claim 1,
the width of the first locking seam (c) increases gradually in a direction away from the first connecting ring (111).
3. The double-slit connecting rod of claim 2,
the second locking slit (d) has a slit width gradually increasing in a direction gradually away from the second connection ring (113).
4. The double-slit connecting rod as claimed in claim 3,
a first annular slit (e) is formed in the circumferential direction of the first connecting ring (111), and the first annular slit (e) divides the first connecting ring (111) into two ring bodies in the width direction;
the second annular gap (f) is formed in the circumferential direction of the second connecting ring (113), and the second annular gap (f) divides the second connecting ring (113) into two ring bodies in the width direction.
5. The double-slit connecting rod as claimed in claim 4, characterized in that the surface of the first connecting ring (111) is a rough surface.
6. The double-slit connecting rod as claimed in claim 5, wherein the surface of the second connecting ring (113) is a rough surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220853853.XU CN217271268U (en) | 2022-04-13 | 2022-04-13 | Double-slit connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220853853.XU CN217271268U (en) | 2022-04-13 | 2022-04-13 | Double-slit connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217271268U true CN217271268U (en) | 2022-08-23 |
Family
ID=82877040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220853853.XU Active CN217271268U (en) | 2022-04-13 | 2022-04-13 | Double-slit connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217271268U (en) |
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2022
- 2022-04-13 CN CN202220853853.XU patent/CN217271268U/en active Active
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