Air cylinder support

Abstract

The utility model relates to the technical field of external fixers, and discloses an air cylinder support which comprises a first hole ring, an air cylinder body is arranged at the top of the first hole ring, a second hole ring is arranged at the top of the air cylinder body, a butt joint rod is fixedly assembled at the top of the air cylinder body, a notch is formed in the side face of the butt joint rod, and the second hole ring is fixedly assembled at the top of the butt joint rod. The side face of the inner wall of the notch is fixedly connected with an auxiliary spring, and the end, away from the inner wall of the notch, of the auxiliary spring is fixedly connected with a U-shaped plate. Through cooperative use of the air cylinder body and the second hole ring, a butt joint rod at the top of the air cylinder body and a butt joint rod at the bottom of the air cylinder body penetrate through the inner wall of the second hole ring and the inner wall of the first hole ring correspondingly, a spring is used for pushing a U-shaped plate on the inner wall of a notch, and therefore the inner wall of the U-shaped plate is used for assisting stable limiting of the air cylinder body, the second hole ring and the first hole ring; and the U-shaped plate is moved in the direction of the inner wall of the butt joint rod, so that the air cylinder body, the second hole ring and the first hole ring are assisted to be quickly disassembled.

Description

Technical Field

[0001] The utility model relates to the technical field of external fixators, in particular to a cylinder bracket. Background Art

[0002] The external fixator is a medical device used for fracture treatment and bone reconstruction. It is made of metal material and usually consists of an external fixator and bone pins. In order to facilitate the adjustment of the external fixator, a cylinder bracket is needed.

[0003] Traditional external fixators are mainly composed of one or more steel rings, support rods and connecting rods. The steel rings bypass the injured part and are fixed under the skin. They are connected to the external fixation frame through connecting rods and support rods. The external fixator adjusts the docking position of the connecting rods and nuts to assist in adjusting the external fixator according to different fracture types and injured parts. However, the adjustment method of the nuts and connecting rods of traditional devices is time-consuming and labor-intensive, and the installation and disassembly of the connecting rods require repeated rotation of the nuts, which affects the efficiency of the device. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a cylinder bracket to solve the problems raised by the above background technology.

[0005] The utility model provides the following technical solution: a cylinder bracket, comprising a hole ring one, a cylinder body is arranged on the top of the hole ring one, a hole ring two is arranged on the top of the cylinder body, a docking rod is fixedly assembled on the top of the cylinder body, a notch is opened on the side of the docking rod, an auxiliary spring is fixedly connected to the side of the inner wall of the notch, an end of the auxiliary spring away from the inner wall of the notch is fixedly connected to a U-shaped plate, the side of the U-shaped plate is slidably connected to the inner wall of the notch, a fixing rod is arranged on the top of the hole ring one, and a steel nail is arranged on the side of the fixing rod.

[0006] As a preferred technical solution of the utility model, a bolt is fixedly mounted on the bottom of the fixing rod, and the bottom of the bolt passes through the inner wall of the hole ring 2 and is threadedly connected with the inner wall of the nut.

[0007] As a preferred technical solution of the utility model, the inner wall of the fixing rod is slidably connected with a threaded rod, the side of the threaded rod is fixedly equipped with a round rod, and the outer edge of the threaded rod is threadedly connected with a nut.

[0008] As a preferred technical solution of the utility model, a sliding groove is opened on the side of the threaded rod, and the inner wall of the round rod is slidably connected to the outer edge of the steel nail, and the outer edge of the round rod is slidably connected to the inner wall of the sliding groove.

[0009] As a preferred technical solution of the utility model, the number of the cylinder bodies is eight, the number of the docking rods is sixteen, and the sixteen docking rods are fixedly assembled with the tops and bottoms of the eight cylinder bodies respectively.

[0010] As a preferred technical solution of the utility model, a spring pressure switch is fixedly assembled on the top of the hole ring one, the number of the spring pressure switches is two, and the bottoms of the two spring pressure switches are respectively fixedly assembled to the top of the hole ring one and the top of the hole ring two, and the two spring pressure switches are respectively connected in series with four adjacent cylinder bodies.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The cylinder bracket, through the coordinated use of the cylinder body and the hole ring 2, passes the docking rod at the top of the cylinder body and the docking rod at the bottom through the inner wall of the hole ring 2 and the inner wall of the hole ring 1 respectively, and uses a spring to push the U-shaped plate on the inner wall of the groove, so that the inner wall of the U-shaped plate is used to assist the cylinder body and the hole rings 2 and 1 to stabilize the position, and by moving the U-shaped plate toward the inner wall of the docking rod, the cylinder body and the hole rings 2 and 1 are assisted to be quickly disassembled.

[0013] 2. The cylinder bracket is installed with a cylinder, so that the cylinder is used to replace the traditional threaded connecting rod. The extension length of the cylinder is controlled by a spring pressure switch, so that the erection length of the cylinder bracket can be conveniently adjusted, and the auxiliary device quickly completes the elastic adjustment of the target length of the bracket.

[0014] 3. The cylinder bracket uses a round rod and a threaded rod in combination, and utilizes the outer edge of the round rod to connect with the inner wall of the fixed rod. Then, the outer edge of the steel nail is placed in the inner wall of the round rod, and the side wall of the fixed rod is used to assist the steel nail in erection. The inner wall of the nut is threadedly connected with the outer edge of the threaded rod, so that the outer edge of the auxiliary steel nail is stably limited by the inner wall of the round rod and the side wall of the fixed rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the front section structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 This is a schematic diagram of the front cross-section structure of the threaded rod of the utility model;

[0019] Figure 5 For this utility model Figure 4 Enlarged structural diagram at B in the middle.

[0020] In the figure: 1. hole ring 1; 2. cylinder body; 3. hole ring 2; 4. U-shaped plate; 5. auxiliary spring; 6. notch; 7. fixing rod; 8. round rod; 9. threaded rod; 10. nut; 11. slide groove; 12. steel nail; 13. spring pressure switch; 14. docking rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 A cylinder bracket comprises a hole ring 1, a cylinder body 2 is arranged on the top of the hole ring 1, a hole ring 23 is arranged on the top of the cylinder body 2, a docking rod 14 is fixedly assembled on the top of the cylinder body 2, a slot 6 is opened on the side of the docking rod 14, an auxiliary spring 5 is fixedly connected to the side of the inner wall of the slot 6, an end of the auxiliary spring 5 away from the inner wall of the slot 6 is fixedly connected to a U-shaped plate 4, the side of the U-shaped plate 4 is slidably connected to the inner wall of the slot 6, a fixing rod 7 is arranged on the top of the hole ring 1, and a steel nail 12 is arranged on the side of the fixing rod 7. By using the cylinder body 2 and the hole ring 23 in coordination, the cylinder body 2 is used to replace the connecting rod of the traditional threaded docking method, so as to assist in adjusting the distance between the hole ring 1 and the hole ring 23 by adjusting the length of the telescopic rod of the cylinder body 2.

[0023] In a preferred embodiment, the bottom of the fixing rod 7 is fixedly assembled with a bolt, and the bottom of the bolt passes through the inner wall of the hole ring 23 and is threadedly connected to the inner wall of the nut. By using the bolt and the hole ring 23 in coordination, the bottom of the bolt passes through the inner wall of the hole ring 23 and docks with the nut, thereby assisting in the stable installation of the fixing rod 7.

[0024] In a preferred embodiment, the inner wall of the fixed rod 7 is slidably connected to a threaded rod 9, the side of the threaded rod 9 is fixedly equipped with a round rod 8, and the outer edge of the threaded rod 9 is threadedly connected to a nut 10. By using the threaded rod 9 and the round rod 8 in coordination, the outer edge of the threaded rod 9 is connected to the inner wall of the nut 10 to assist the round rod 8 to be erected on the side of the fixed rod 7.

[0025] In a preferred embodiment, a slide groove 11 is opened on the side of the threaded rod 9, and the inner wall of the round rod 8 is slidingly connected to the outer edge of the steel nail 12, and the outer edge of the round rod 8 is slidingly connected to the inner wall of the slide groove 11. By opening the slide groove 11, when the auxiliary device is disassembled, the nut 10 is removed at the outer edge of the threaded rod 9, and the threaded rod 9 is directly moved away from the nut 10, thereby assisting the disassembly of the threaded rod 9, the round rod 8 and the steel nail 12.

[0026] In a preferred embodiment, the number of cylinder bodies 2 is eight, the number of docking rods 14 is sixteen, and the sixteen docking rods 14 are respectively fixedly assembled with the top and bottom of the eight cylinder bodies 2. By adding eight cylinder bodies 2, the sixteen docking rods 14 are utilized to assist in the erection of the eight cylinder bodies 2.

[0027] In a preferred embodiment, a spring pressure switch 13 is fixedly installed on the top of the hole ring 1, the number of the spring pressure switches 13 is two, and the bottoms of the two spring pressure switches 13 are fixedly installed on the top of the hole ring 1 and the top of the hole ring 2 3 respectively, the two spring pressure switches 13 are respectively connected in series with the four adjacent cylinder bodies 2, and by adding the spring pressure switches 13, the two spring pressure switches 13 are used to control the four adjacent cylinder bodies 2 respectively, and the adjustment is performed manually, thereby reducing the external electrical equipment of the device, avoiding the installation of too many electrical equipment, and affecting the stable use of the device.

[0028] Working principle: when the device is used, the docking rod 14 at the top of the cylinder body 2 and the docking rod 14 at the bottom are respectively passed through the inner wall of the hole ring 23 and the inner wall of the hole ring 11, and the auxiliary spring 5 is used to push the U-shaped plate 4 on the inner wall of the notch 6, so that the inner wall of the U-shaped plate 4 is used to assist the cylinder body 2 with the hole ring 23 and the hole ring 1 to stabilize the limit, and the outer edge of the round rod 8 is used to dock with the inner wall of the fixing rod 7, and then the outer edge of the steel nail 12 is placed in the inner wall of the round rod 8, and the side wall of the fixing rod 7 is used to assist the steel nail 12 to enter The bracket is installed by threading the inner wall of the nut 10 with the outer edge of the threaded rod 9, so that the outer edge of the auxiliary steel nail 12 is stably limited by the inner wall of the round rod 8 and the side wall of the fixing rod 7, and the spring pressure switch 13 is used to control the telescopic length of the cylinder body 2, so as to conveniently adjust the installation length of the cylinder bracket, and the auxiliary device quickly completes the elastic adjustment of the target length of the bracket, and moves the U-shaped plate 4 toward the inner wall of the docking rod 14, thereby assisting the cylinder body 2 and the hole ring 2 3 and the hole ring 1 1 to be quickly disassembled.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cylinder support, comprising a hole ring (1), characterized in that: A cylinder body (2) is arranged on the top of the hole ring 1 (1), a hole ring 2 (3) is arranged on the top of the cylinder body (2), a docking rod (14) is fixedly assembled on the top of the cylinder body (2), a slot (6) is provided on the side of the docking rod (14), an auxiliary spring (5) is fixedly connected to the side of the inner wall of the slot (6), an end of the auxiliary spring (5) away from the inner wall of the slot (6) is fixedly connected to a U-shaped plate (4), the side of the U-shaped plate (4) is slidably connected to the inner wall of the slot (6), a fixing rod (7) is arranged on the top of the hole ring 1 (1), and a steel nail (12) is arranged on the side of the fixing rod (7).

2. A cylinder support according to claim 1, characterized in that: The bottom of the fixing rod (7) is fixedly equipped with a bolt, and the bottom of the bolt passes through the inner wall of the hole ring 2 (3) and is threadedly connected with the inner wall of the nut.

3. The cylinder support according to claim 1, characterized in that: The inner wall of the fixed rod (7) is slidably connected with a threaded rod (9), the side of the threaded rod (9) is fixedly equipped with a round rod (8), and the outer edge of the threaded rod (9) is threadedly connected with a nut (10).

4. A cylinder support according to claim 3, characterized in that: A sliding groove (11) is provided on the side of the threaded rod (9), and the inner wall of the round rod (8) is slidably connected to the outer edge of the steel nail (12), and the outer edge of the round rod (8) is slidably connected to the inner wall of the sliding groove (11).

5. The cylinder support according to claim 1, characterized in that: The number of the cylinder bodies (2) is eight, the number of the docking rods (14) is sixteen, and the sixteen docking rods (14) are respectively fixedly assembled with the tops and bottoms of the eight cylinder bodies (2).

6. The cylinder support according to claim 1, characterized in that: A spring pressure switch (13) is fixedly mounted on the top of the hole ring one (1), the number of the spring pressure switches (13) is two, and the bottoms of the two spring pressure switches (13) are respectively fixedly mounted on the top of the hole ring one (1) and the top of the hole ring two (3), and the two spring pressure switches (13) are respectively connected in series with four adjacent cylinder bodies (2).

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