Rotating head of air pipe suction crane

Abstract

The utility model provides an air pipe suction crane rotating head which comprises a suction cup, a connecting pipe is installed in the middle of the upper surface of the suction cup, a hollow pipe is arranged on the connecting pipe in a sleeved mode, a supporting ring fixedly connected with the hollow pipe is arranged on the outer surface of the lower end of the hollow pipe in a sleeved mode, and a limiting ring is arranged on the upper side of the supporting ring. The limiting ring is arranged on the hollow pipe in a sleeving mode and fixedly connected with the hollow pipe, the rotating ring is arranged between the limiting ring and the supporting ring, the two connecting arms are symmetrically and fixedly connected to the outer surface of the rotating ring, and the ends, away from the rotating ring, of the connecting arms are connected with the suction cup through screws; a plurality of supporting rings fixedly connected with the hollow pipe are arranged on the hollow pipe from top to bottom in a sleeving mode at equal intervals, and supporting pieces used for dispersing loads on the rotating rings are arranged on the upper sides of the supporting rings, the rotating pipe connecting structure has the advantages that the loads acting on the connecting portions of the rotating rings and the hollow pipe are dispersed, and the stability of the structure is improved.

Description

Technical Field

[0001] The utility model relates to a rotating head of a tracheal suction and lifting machine, belonging to the field of tracheal suction and lifting machines. Background Art

[0002] The rotating head is one of the accessories of the tracheal suction lifter. The rotating head includes a suction cup with a connecting tube. The suction cup is connected and fixed to the rotating ring through two connecting arms, so that the rotating ring is rotatably installed at the lower end of the hollow tube, and then the hollow tube is installed on the supporting structure of the tracheal suction lifter, so that the gravity of the objects adsorbed on the suction cup acts on the supporting structure of the tracheal suction lifter through the rotating ring and the hollow tube. At present, the range of force points between the rotating ring and the lower end of the hollow tube is small, so that the load on the lower end of the hollow tube is large and concentrated, and the requirements for the strength of the hollow tube structure and the stability of the connection structure between the hollow tube and the rotating ring are high. Therefore, it is necessary to design a tracheal suction lifter rotating head that can disperse the load acting on the connection between the rotating ring and the hollow tube. Utility Model Content

[0003] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a tracheal suction lift rotating head to solve the problems raised in the above background technology. The utility model disperses the load acting on the connection between the rotating ring and the hollow tube, thereby improving the stability of the structure.

[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a tracheal suction crane rotating head, including a suction cup, a connecting tube is installed in the middle position of the upper surface of the suction cup, a hollow tube is sleeved on the connecting tube, and the outer surface of the lower end of the hollow tube is sleeved with a supporting ring connected and fixed to the hollow tube, a limiting ring is provided on the upper side of the supporting ring, the limiting ring is sleeved on the hollow tube and connected and fixed to the hollow tube, a rotating ring is provided between the limiting ring and the supporting ring, the rotating ring is sleeved on the hollow tube and the rotating ring is in sliding contact with the hollow tube, two connecting arms are symmetrically connected and fixed on the outer surface of the rotating ring, and the end of the connecting arm away from the rotating ring is connected to the suction cup by a screw, and a plurality of support rings connected and fixed to the hollow tube are equidistantly sleeved on the hollow tube from top to bottom, and a support member for dispersing the load at the rotating ring is provided on the upper side of the support ring.

[0005] Furthermore, the support ring includes a first semicircular ring, and the upper sides of multiple support rings are provided with a first semicircular ring and a second semicircular ring arranged concentrically with the hollow tube, and the two ends of the first semicircular ring on the upper side of one support ring are respectively connected to the two ends of the second semicircular ring, and the side of the first semicircular ring facing away from the second semicircular ring and the side of the second semicircular ring facing away from the first semicircular ring are both connected and fixed with a support plate, and a vertically arranged through-hole is provided on the upper surface of the support plate, and a screw is inserted in the through-hole, and the lower end of the screw is threadedly connected to the connecting arm, and a nut is provided on the upper side of the through-hole, and the nut is threadedly connected to the screw.

[0006] Furthermore, both ends of the first semicircular ring are connected and fixed with first ears, and both ends of the second semicircular ring are connected and fixed with second ears, and the first ears are connected and fixed with the second ears by bolts.

[0007] Furthermore, the first lug and the first semicircular ring are an integrally formed structure, and the second lug and the second semicircular ring are an integrally formed structure.

[0008] Furthermore, an internal threaded sleeve is fixedly connected to the upper surfaces of the two connecting arms, and the lower end of the screw is threadedly connected in the internal threaded sleeve.

[0009] Furthermore, two symmetrically arranged positioning plates are connected and fixed to the outer surface of the upper end of the hollow tube, and a plurality of fixing holes are evenly opened on one side of the positioning plate.

[0010] Beneficial effects of the utility model:

[0011] 1. The connecting tube is sleeved on the hollow tube, and the rotating ring is set between the limiting ring and the supporting ring. After the suction cup absorbs the object, the weight of the object will act on the connection between the rotating ring and the hollow tube, causing the rotating ring to rotate around the hollow tube, thereby facilitating the adjustment of the direction of the object absorbed by the lower side of the suction cup.

[0012] 2. A first semicircular ring and a second semicircular ring are provided on the upper sides of the plurality of support rings, and the first semicircular ring and the second semicircular ring are connected by bolts, so that the structure formed by the first semicircular ring and the second semicircular ring is sleeved on the hollow tube, thereby realizing convenient disassembly and assembly of the first semicircular ring, the second semicircular ring and the hollow tube, and facilitating the increase or decrease of the number of the structures formed by the first semicircular ring and the second semicircular ring as needed.

[0013] 3. The screw is passed through the through-hole on the support plate, and the nut on the screw is located on the upper side of the through-hole and in contact with the support plate. The weight of the object adsorbed on the suction cup acts on multiple supporting points of the hollow tube through the connecting arm, screw, nut, first semicircular ring, second semicircular ring and support ring, so that the load acting on the connection between the rotating ring and the hollow tube is dispersed, thereby improving the stability of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments with reference to the following drawings:

[0015] Figure 1 This is a structural diagram of a rotating head of a tracheal suction and lifting machine of the utility model;

[0016] Figure 2 This is a schematic diagram of the assembly of the support plate, the first semicircular ring and the second semicircular ring in the rotating head of a tracheal suction hoist according to the utility model;

[0017] Figure 3 This is a schematic diagram of the assembly of the support ring, limit ring, support ring and hollow tube in the rotating head of a tracheal suction hoist of the utility model;

[0018] Figure 4 This is a schematic diagram of the assembly of the connecting arm and the rotating ring in the rotating head of a tracheal suction lifter of the utility model;

[0019] In the figure: 1-suction cup, 2-connecting arm, 3-inner threaded sleeve, 4-screw, 5-support plate, 6-nut, 7-hollow tube, 8-positioning plate, 9-connecting tube, 10-first semicircular ring, 11-second semicircular ring, 12-support ring, 13-limiting ring, 14-rotating ring, 15-support ring, 16-perforation, 17-first ear, 18-second ear. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figure 1 The utility model provides a technical solution: a tracheal suction lift rotating head, including a suction cup 1, a connecting pipe 9 is installed in the middle position of the upper surface of the suction cup 1, and the upper end of the connecting pipe 9 is connected to the exhaust equipment, so that after the suction cup 1 is adsorbed on the surface of the object, the air in the suction cup 1 is easily extracted, so that the suction cup 1 is adsorbed on the surface of the object.

[0022] See Figure 1 、 Figure 3 and Figure 4 A hollow tube 7 is sleeved on the connecting tube 9, and a supporting ring 15 is sleeved on the outer surface of the lower end of the hollow tube 7 and is connected and fixed to the hollow tube 7. A limiting ring 13 is provided on the upper side of the supporting ring 15. The limiting ring 13 is sleeved on the hollow tube 7 and is connected and fixed to the hollow tube 7. A rotating ring 14 is provided between the limiting ring 13 and the supporting ring 15. The rotating ring 14 is sleeved on the hollow tube 7 and the rotating ring 14 is in sliding contact with the hollow tube 7. The supporting ring 15 and the limiting ring 13 work together to limit the relative position of the rotating ring 14 and the hollow tube 7.

[0023] See Figure 1 、 Figure 3 and Figure 4The outer surface of the rotating ring 14 is symmetrically connected and fixed with two connecting arms 2, and the end of the connecting arm 2 away from the rotating ring 14 is connected to the suction cup 1 by a screw. The outer surface of the upper end of the hollow tube 7 is connected and fixed with two symmetrically arranged positioning plates 8. A plurality of fixing holes are evenly opened on one side of the positioning plate 8. The positioning plate 8 is installed on the supporting structure of the tracheal suction crane by bolts to improve the supporting carrier for the hollow tube 7, so that the connecting tube 9 is sleeved on the hollow tube 7, and the rotating ring 14 is set between the limit ring 13 and the supporting ring 15. After the suction cup 1 absorbs the item, the weight of the item will act on the connection part between the rotating ring 14 and the hollow tube 7, causing the rotating ring 14 to rotate around the hollow tube 7, thereby facilitating the adjustment of the direction of the adsorbed item on the lower side of the suction cup 1.

[0024] See Figure 1-Figure 3 , a plurality of support rings 12 connected and fixed to the hollow tube 7 are equidistantly sleeved on the hollow tube 7 from top to bottom, and a first semicircular ring 10 and a second semicircular ring 11 are arranged concentrically with the hollow tube 7 on the upper side of the plurality of support rings 12. The two ends of the first semicircular ring 10 on the upper side of a support ring 12 are respectively connected to the two ends of the second semicircular ring 11, wherein both ends of the first semicircular ring 10 are connected and fixed with a first lug 17, and both ends of the second semicircular ring 11 are connected and fixed with a second lug 18, and the first lug 17 is fixed to the second lug 18 by a bolt, and the first lug 1 7 and the first semicircular ring 10 are an integrally formed structure, and the second support ear 18 and the second semicircular ring 11 are an integrally formed structure. The first semicircular ring 10 and the second semicircular ring 11 are arranged on the upper side of multiple support rings 12, and the first semicircular ring 10 and the second semicircular ring 11 are connected by bolts, so that the structure formed by the first semicircular ring 10 and the second semicircular ring 11 is sleeved on the hollow tube 7, realizing convenient disassembly and assembly of the first semicircular ring 10, the second semicircular ring 11 and the hollow tube 7, and at the same time facilitating the increase or decrease of the number of structures formed by the first semicircular ring 10 and the second semicircular ring 11 as needed.

[0025] See Figures 1-4The first semicircular ring 10 is connected to a side away from the second semicircular ring 11 and the second semicircular ring 11 is connected to a support plate 5. The upper surface of the support plate 5 is provided with a vertically arranged through-hole 16. A screw 4 is inserted into the through-hole 16. The lower end of the screw 4 is threadedly connected to the connecting arm 2. The upper surfaces of the two connecting arms 2 are connected and fixed with an internal threaded sleeve 3, so that the lower end of the screw 4 is threadedly connected to the internal threaded sleeve 3, so that the screw 4 and the upper side of the through-hole 16 are provided with a nut 6. The nut 6 The threaded connection is made to the screw rod 4 so that the screw rod 4 passes through the through hole 16 on the support plate 5, and the nut 6 on the screw rod 4 is located on the upper side of the through hole 16 and the nut 6 is in contact with the support plate 5. Then, the weight of the object adsorbed on the suction cup 1 acts on multiple supporting points of the hollow tube 7 through the connecting arm 2, the screw rod 4, the nut 6, the first semicircular ring 10, the second semicircular ring 11 and the support ring 12, so that the load acting on the connection part between the rotating ring 14 and the hollow tube 7 is dispersed, thereby improving the stability of the structure.

[0026] Although this specification is described according to implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A tracheal suction lifter rotating head, comprising a suction cup (1), characterized in that: A connecting tube (9) is installed at the middle position of the upper surface of the suction cup (1), a hollow tube (7) is sleeved on the connecting tube (9), a supporting ring (15) is sleeved on the outer surface of the lower end of the hollow tube (7) and is connected and fixed to the hollow tube (7), a limiting ring (13) is provided on the upper side of the supporting ring (15), the limiting ring (13) is sleeved on the hollow tube (7) and is connected and fixed to the hollow tube (7), a rotating ring (14) is provided between the limiting ring (13) and the supporting ring (15), and the rotating ring (14) is provided. 4) is sleeved on the hollow tube (7) and the rotating ring (14) is in sliding contact with the hollow tube (7), the outer surface of the rotating ring (14) is symmetrically connected and fixed with two connecting arms (2), the end of the connecting arm (2) away from the rotating ring (14) is connected to the suction cup (1) by a screw, and a plurality of support rings (12) connected and fixed to the hollow tube (7) are sleeved on the hollow tube (7) at equal intervals from top to bottom, and a support member for dispersing the load at the rotating ring (14) is provided on the upper side of the support ring (12).

2. The tracheal suction lifter rotating head according to claim 1, characterized in that: The support ring (12) comprises a first semicircular ring (10), and the upper sides of the plurality of support rings (12) are provided with a first semicircular ring (10) and a second semicircular ring (11) arranged concentrically with the hollow tube (7). The two ends of the first semicircular ring (10) on the upper side of one support ring (12) are respectively connected to the two ends of the second semicircular ring (11). The side of the first semicircular ring (10) facing away from the second semicircular ring (11) and the side of the second semicircular ring (11) facing away from the first semicircular ring (10) are both connected and fixed with a support plate (5). A vertically arranged through hole (16) is provided on the upper surface of the support plate (5), and a screw rod (4) is inserted in the through hole (16). The lower end of the screw rod (4) is threadedly connected to the connecting arm (2). A nut (6) is provided on the upper side of the through hole (16), and the nut (6) is threadedly connected to the screw rod (4).

3. The tracheal suction lifter rotating head according to claim 2, characterized in that: Both ends of the first semicircular ring (10) are connected and fixed with first lugs (17), and both ends of the second semicircular ring (11) are connected and fixed with second lugs (18), and the first lug (17) is connected and fixed to the second lug (18) by bolts.

4. The tracheal suction lifter rotating head according to claim 3, characterized in that: The first lug (17) and the first semicircular ring (10) are an integrally formed structure, and the second lug (18) and the second semicircular ring (11) are an integrally formed structure.

5. The tracheal suction lifter rotating head according to claim 2, characterized in that: An internal threaded sleeve (3) is connected and fixed to the upper surfaces of the two connecting arms (2), and the lower end of the screw rod (4) is threadedly connected in the internal threaded sleeve (3).

6. The tracheal suction lifter rotating head according to claim 1, characterized in that: Two symmetrically arranged positioning plates (8) are connected and fixed to the outer surface of the upper end of the hollow tube (7), and a plurality of fixing holes are evenly opened on one side of the positioning plate (8).

Images