Balloon pressurizing mechanism

Abstract

The utility model discloses a balloon pressurizing mechanism. The balloon pressurizing mechanism comprises a sliding table; a clamping assembly is arranged on the sliding table, a water jacket assembly is arranged on one side of the clamping assembly, a pressurizing assembly is arranged on the other side of the water jacket assembly, a balloon material pipe is clamped through the clamping assembly and the pressurizing assembly, and the inner side of the balloon material pipe is inflated and pressurized through the pressurizing assembly; the water jacket assembly is used for heating the balloon material pipe; the distance between the clamping assembly and the pressurizing assembly is controlled, heating is conducted through the water jacket assembly, the stretching length of the balloon material pipe is controlled, nitrogen can be directly pressurized into the balloon material pipe through the pressurizing assembly, and the machining technology of stretching and pressurizing of the balloon is rapidly completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument equipment field especially, and it relates to a balloon pressure charging mechanism. BACKGROUND

[0002] With the development of medical level, medical catheter has special function and occupies important position in clinical medical treatment. Balloon catheter as a part of medical catheter, the consumption in our country grows year by year. Balloon catheter as an important means of treating cardiovascular disease has huge market demand and broad prospect.

[0003] In the balloon production process, usually need workers to place raw materials to the corresponding position of production equipment manually, while controlling the filling of high-pressure nitrogen, and one side carries out stretching operation to promote balloon forming, in the cooperative operation of filling high-pressure nitrogen and stretching, manual operation is difficult to achieve perfect synchronization and accurate control, which may cause the quality problem of the produced balloon, further increase the production cost, and affect the production efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a balloon pressure charging mechanism.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a balloon pressure charging mechanism, comprising:

[0006] Slide table;

[0007] The slide table is provided with a clamping assembly, one side of the clamping assembly is provided with a water jacket assembly, the other side of the water jacket assembly is provided with a pressure charging assembly, the balloon tube is clamped through the clamping assembly and the pressure charging assembly, and the balloon tube is inflated and pressurized through the pressure charging assembly.

[0008] The water jacket assembly heats the balloon tube.

[0009] As a further description of the above technical scheme: the clamping assembly includes a first sliding plate, which is installed on the slide table, a first cylinder is installed on the first sliding plate, and a first chuck is arranged at the output end of the first cylinder.

[0010] As a further description of the above technical scheme: the water jacket assembly includes a second sliding plate, a second cylinder is arranged on the second sliding plate, the second cylinder is provided with a first fixing piece, and a first fixing sleeve is arranged on the first fixing piece.

[0011] As a further description of the above technical scheme: the water jacket assembly further includes a third sliding plate, a second fixing piece is arranged on the third sliding plate, and a second fixing sleeve is arranged on the second fixing piece.

[0012] As the further description of the above technical scheme: the fourth sliding plate is arranged between the second sliding plate and the third sliding plate, a shell is arranged on the fourth sliding plate, a heating jacket is arranged on the inner side of the shell, and sealing rings, water sealing plugs and end covers are arranged on both ends of the heating jacket.

[0013] As the further description of the above technical scheme: the pressure charging assembly comprises a fifth sliding plate, a third air cylinder is arranged on the fifth sliding plate, a connecting plate is arranged above the third air cylinder, and a pressing shaft is arranged on one side of the connecting plate.

[0014] As the further description of the above technical scheme: a third fixing sleeve is arranged on the other end of the pressing shaft, and an air needle is arranged on the side, away from the pressing shaft, of the third fixing sleeve.

[0015] As the further description of the above technical scheme: a mounting plate is further arranged on the fifth sliding plate, a second chuck is arranged on the mounting plate, and a sleeve is arranged on the inner side of the second chuck.

[0016] As the further description of the above technical scheme: the pressing shaft and the air needle are arranged in the inner side of the sleeve.

[0017] As the further description of the above technical scheme: the first chuck and the second chuck are coaxially arranged.

[0018] The above technical scheme has the following advantages or beneficial effects:

[0019] By controlling the distance between the clamping assembly and the pressure charging assembly and heating through the water jacket assembly, the stretching length of the balloon tube is controlled, nitrogen gas in the balloon tube can be directly charged through the pressure charging assembly, and the processing technology of balloon stretching and pressure charging is quickly completed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a perspective view of the pressure charging mechanism according to the present application;

[0021] Figure 2 It is a top view of the pressure charging mechanism according to the present application;

[0022] Figure 3 It is a side view of the pressure charging mechanism according to the present application;

[0023] Figure 4 It is a structural schematic view of the water jacket assembly in the present application;

[0024] Figure 5 It is a side sectional view of the pressure charging mechanism according to the present application;

[0025] Figure 6 It is a side sectional view of the pressure charging mechanism according to the present application; Figure 5A magnified view of a section at point A in the middle;

[0026] Figure 7 for Figure 5 A magnified view of a section at point B in the middle.

[0027] Legend:

[0028] 1. Slide table; 2. Clamping assembly; 21. First sliding plate; 22. First cylinder; 23. First chuck; 3. Water jacket assembly; 31. Second sliding plate; 32. Second cylinder; 33. First fixing member; 34. First fixing sleeve; 35. Third sliding plate; 36. Second fixing member; 37. Second fixing sleeve; 38. Fourth sliding plate; 39. Housing; 391. Heating sleeve; 392. Sealing ring; 393. Water seal plug; 394. End cap; 4. Pressurization assembly; 41. Fifth sliding plate; 42. Third cylinder; 43. Connecting plate; 44. Pressurizing shaft; 45. Third fixing sleeve; 46. Air needle; 47. Mounting plate; 48. Second chuck; 49. Sleeve. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0030] Reference Figures 1-7 The present invention provides an embodiment of a balloon inflation mechanism, comprising: a slide table 1; a clamping assembly 2 is provided on the slide table 1, a water jacket assembly 3 is provided on one side of the clamping assembly 2, and an inflation assembly 4 is provided on the other side of the water jacket assembly 3. The balloon tube is clamped by the clamping assembly 2 and the inflation assembly 4, and the balloon tube is inflated and pressurized by the inflation assembly 4; the water jacket assembly 3 heats the balloon tube.

[0031] In this embodiment, the two ends of the balloon tube are clamped by the clamping assembly 2 and the pressurizing assembly 4, respectively. The balloon tube is heated by controlling the position of the water jacket assembly 3, and nitrogen is filled into the balloon tube through the air needle 46 inside the pressurizing assembly 4. The stretching length of the balloon tube is controlled, and the balloon stretching and pressurizing process is completed quickly, realizing automatic and continuous production of balloon forming and improving production efficiency.

[0032] The clamping assembly 2 includes a first sliding plate 21, which is mounted on the slide table 1. A first cylinder 22 is mounted on the first sliding plate 21, and a first chuck 23 is provided at the output end of the first cylinder 22.

[0033] In the embodiment, the first sliding plate 21 is arranged on the sliding table 1 and moves along the arrangement direction of the sliding table 1 to adjust the position of the first chuck 23. The first chuck 23 is controlled to clamp or release by the first cylinder 22, and the one end of the balloon tube is clamped.

[0034] The water jacket assembly 3 comprises a second sliding plate 31, the second sliding plate 31 is provided with a second cylinder 32, the second cylinder 32 is provided with a first fixing part 33, and the first fixing part 33 is provided with a first fixing sleeve 34.

[0035] The water jacket assembly 3 further comprises a third sliding plate 35, the third sliding plate 35 is provided with a second fixing part 36, and the second fixing part 36 is provided with a second fixing sleeve 37.

[0036] The fourth sliding plate 38 is arranged between the second sliding plate 31 and the third sliding plate 35, the fourth sliding plate 38 is provided with a shell 39, the inner side of the shell 39 is provided with a heating sleeve 391, and the both ends of the heating sleeve 391 are provided with sealing rings 392, water sealing plugs 393 and end covers 394.

[0037] In the embodiment, the balloon tube is sleeved outside the first fixing sleeve 34 and the second fixing sleeve 37 of the water jacket assembly 2, is coaxially positioned by the first fixing part 33 and the second fixing part 36 on both sides, penetrates the end cover 394 on both sides of the shell 39 and extends to the outside, the water jacket assembly 2 heats the balloon tube, facilitating the stretching of the balloon tube, the inner side of the shell 39 is provided with the heating sleeve 391, the balloon tube is sleeved in the inner side of the heating sleeve 391, the heating sleeve 391 forms a volume cavity with the shell 39 through the sealing rings 392, the water sealing plugs 393 and the end covers 394, and the balloon tube is heated by circulating medium.

[0038] The pressure charging assembly 4 comprises a fifth sliding plate 41, the fifth sliding plate 41 is provided with a third cylinder 42, the upper side of the third cylinder 42 is provided with a connecting plate 43, one side of the connecting plate 43 is provided with a pressing shaft 44, the other end of the pressing shaft 44 is provided with a third fixing sleeve 45, and the side of the third fixing sleeve 45 away from the pressing shaft 44 is provided with a gas needle 46.

[0039] In the embodiment, the pressing shaft 44 on one side of the connecting plate 43 reciprocates by the third cylinder 42, the other side of the balloon tube is sleeved outside the third fixing sleeve 45, the position between the third fixing sleeve 45 and the second chuck 48 is pushed, the balloon tube is clamped, one side of the third fixing sleeve 45 is provided with the gas needle 46, and the balloon tube is filled with nitrogen after clamping.

[0040] The fifth sliding plate 41 is further provided with a mounting plate 47, the mounting plate 47 is provided with a second chuck 48, and the inner side of the second chuck 48 is provided with a sleeve 49.

[0041] In the embodiment, the second chuck 48 is installed by the mounting plate 47, the second chuck 48 is a pneumatic three-jaw chuck, the front end is conical, when clamping the balloon tube, the compression shaft 44 pushes the distance between the third fixed sleeve 45 and the second chuck 48 to reduce, and the inside of the second chuck 48 is adhered until clamping, and the clamping and fixing of the balloon tube are completed.

[0042] The first chuck 23 and the second chuck 48 are coaxially arranged.

[0043] In the embodiment, the coaxiality of the first chuck 23 and the second chuck 48 is ensured, and the uneven stretching thickness of the balloon tube is avoided during the stretching process.

[0044] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A balloon inflation mechanism characterized by, Include: Slip table (1); The slip table (1) is provided with a clamping assembly (2), one side of the clamping assembly (2) is provided with a water jacket assembly (3), the other side of the water jacket assembly (3) is provided with a pressure charging assembly (4), the balloon tube is clamped by the clamping assembly (2) and the pressure charging assembly (4), and the balloon tube is inflated by the pressure charging assembly (4); The water jacket assembly (3) heats the balloon tube.

2. The pressurizing mechanism according to claim 1, characterized by: The clamping assembly (2) includes a first sliding plate (21) mounted on the slip table (1), a first cylinder (22) mounted on the first sliding plate (21), and a first chuck (23) provided at the output end of the first cylinder (22).

3. The pressurizing mechanism of claim 1, wherein: The water jacket assembly (3) includes a second sliding plate (31), a second cylinder (32) provided on the second sliding plate (31), a first fixing piece (33) provided on the second cylinder (32), and a first fixing sleeve (34) provided on the first fixing piece (33).

4. The pressurizing mechanism of claim 3, wherein: The water jacket assembly (3) further includes a third sliding plate (35), a second fixing piece (36) provided on the third sliding plate (35), and a second fixing sleeve (37) provided on the second fixing piece (36).

5. The pressurizing mechanism of claim 4, wherein: A fourth sliding plate (38) is provided between the second sliding plate (31) and the third sliding plate (35), a housing (39) is provided on the fourth sliding plate (38), a heating sleeve (391) is provided inside the housing (39), and a sealing ring (392), a water seal plug (393) and an end cover (394) are provided at both ends of the heating sleeve (391).

6. The pressurizing mechanism of claim 2, wherein: The pressure charging assembly (4) includes a fifth sliding plate (41), a third cylinder (42) provided on the fifth sliding plate (41), a connecting plate (43) mounted above the third cylinder (42), and a pressing shaft (44) provided on one side of the connecting plate (43).

7. The pressurizing mechanism of claim 6, wherein: The other end of the pressing shaft (44) is provided with a third fixing sleeve (45), and the side away from the pressing shaft (44) of the third fixing sleeve (45) is provided with an air needle (46).

8. The pressurizing mechanism of claim 7, wherein: The fifth sliding plate (41) is further provided with a mounting plate (47), the mounting plate (47) is provided with a second chuck (48), and the inside of the second chuck (48) is provided with a sleeve (49).

9. The pressurizing mechanism of claim 8, wherein: The pressing shaft (44) and the air needle (46) are provided inside the sleeve (49).

10. The pressurizing mechanism of claim 8, wherein: The first chuck (23) and the second chuck (48) are coaxially arranged.

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