CN211174969U

CN211174969U - Air expansion shaft air inlet assembly

Info

Publication number: CN211174969U
Application number: CN201922341416.0U
Authority: CN
Inventors: 蔡章飞
Original assignee: Kunshan Shenghui Machinery Technology Co ltd
Current assignee: Kunshan Shenghui Machinery Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-04
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses an air inflation axle subassembly of admitting air, including fixing bearing and air inflation axle body, fixing bearing is provided with two to two fixing bearing relative one ends rotate with the both ends of air inflation axle body respectively and are connected, the utility model relates to an air admission subassembly technical field. This inflatable shaft air inlet assembly, through left spindle nose, there are suction nozzle and exhaust nozzle respectively swing joint in the front and the back of right spindle nose, left spindle nose, the front and the back of right spindle nose all set up threaded hole, and suction nozzle, the surface of exhaust nozzle respectively with the internal thread connection of two screw holes, left spindle nose, the front side that right spindle nose deviates from one side mutually and the equal fixedly connected with manual control valve in rear side, utilize at the inside two sets of suction nozzle and the exhaust nozzle that set up of left spindle nose and right spindle nose, guaranteed air inlet assembly when the air cock damages or blocks up, can not influence inflatable shaft's normal work and use, it is comparatively convenient to use, and practical effect is better.

Description

Air expansion shaft air inlet assembly

Technical Field

The utility model relates to an air intake assembly technical field specifically is an air expansion shaft air intake assembly.

Background

The air expansion shaft is a special winding and expansion shaft, an air expansion roller, an air inflation shaft, a pressure shaft and the like, and has the following characteristics: the inflatable shaft has the advantages of short inflation operation time, simple placement of the paper tube, large bearing weight, high economic efficiency, simple maintenance, long service time and wide application range: all there is the rolling to unreel all applicable physiosis axle of machine of cutting, be applicable to lithography apparatus have: plate dryers, flexo presses, gravure presses, label printers, and the like.

The subassembly of admitting air that present inflatable shaft used is that the single channel is mostly only admits air and gives vent to anger, and such subassembly of admitting air need dismantle the air cock and keep in repair or change when the air cock damages or blocks up appearing, leads to inflatable shaft can't use during air cock maintenance or change, and the subassembly of admitting air brings unnecessary trouble for inflatable shaft's use, and holistic practical function is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an inflatable shaft subassembly of admitting air has solved the subassembly of admitting air and when the air cock damages or blocks up appearing, needs to dismantle the air cock and keeps in repair or change, leads to inflatable shaft can't use during air cock maintenance or change, and the subassembly of admitting air brings unnecessary trouble, the relatively poor problem of whole practical function for inflatable shaft's use.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an air expansion shaft air inlet assembly comprises two fixed bearings and an air expansion shaft body, wherein one opposite ends of the two fixed bearings are respectively and rotatably connected with two ends of the air expansion shaft body, the air expansion shaft body comprises a left shaft head, a right shaft head, a central shaft and a fixing frame, one opposite ends of the left shaft head and the right shaft head are respectively and fixedly connected with two ends of the central shaft and the fixing frame, the fixing frame is sleeved on the surface of the central shaft, an air bag is arranged inside the fixing frame, an air inlet nozzle and an air outlet nozzle are respectively and movably connected with the front surface and the back surface of the left shaft head and the right shaft head, threaded holes are respectively formed in the front surface and the back surface of the left shaft head and the right shaft head, the surfaces of the air inlet nozzle and the air outlet nozzle are respectively in threaded connection with the inner parts of the two threaded holes, and manual control valves are respectively and fixedly connected with the, the bottom of the inner wall of each threaded hole is provided with a communicating hole, and the two manual control valves are respectively positioned in the two communicating holes.

Preferably, the air inlet cavities are formed in the left shaft head and the right shaft head, and one side of the inner wall of each air inlet cavity is fixedly connected with an air guide plate.

Preferably, the air guide plate is communicated with the air guide tube, and one end of the air guide tube is communicated with the air bag.

Preferably, the bottoms of the air inlet nozzle and the air exhaust nozzle are both provided with gaskets, and the bottoms of the gaskets are in contact with the top ends of the threaded holes.

Preferably, two ends of the central shaft are respectively and rotatably connected with the inner parts of the left shaft head and the right shaft head.

Preferably, two air inlet nozzles and two exhaust nozzles are arranged inside the left shaft head and the right shaft head, and four manual control valves are arranged inside the left shaft head and the right shaft head.

Advantageous effects

The utility model provides an air expansion shaft air inlet assembly. Compared with the prior art, the method has the following beneficial effects:

(1) this inflatable shaft air inlet assembly, through left spindle nose, there are suction nozzle and exhaust nozzle respectively swing joint in the front and the back of right spindle nose, left spindle nose, the front and the back of right spindle nose all set up threaded hole, and the suction nozzle, the surface of exhaust nozzle respectively with the internal thread connection of two screw holes, left spindle nose, the front side that right spindle nose deviates from one side mutually and the equal fixedly connected with manual control valve in rear side, the intercommunicating pore has all been seted up to the bottom of two screwed hole inner walls, and two manual control valves are located the inside of two intercommunicating pores respectively, utilize at the inside two sets of suction nozzle and the exhaust nozzle that set up of left spindle nose and right spindle nose, guaranteed air inlet assembly when the air cock appears and damages or blocks up, can not influence inflatable shaft's normal work and use, it is comparatively convenient to use, and practical effect.

(2) This inflatable shaft air inlet assembly, through left spindle nose, there are suction nozzle and exhaust nozzle respectively swing joint in the front and the back of right spindle nose, left spindle nose, the front and the back of right spindle nose all set up threaded hole, and the suction nozzle, the surface of exhaust nozzle respectively with the internal thread connection of two screw holes, left spindle nose, the front side that right spindle nose deviates from one side mutually and the equal fixedly connected with manual control valve in rear side, the intercommunicating pore has all been seted up to the bottom of two screwed hole inner walls, and two manual control valves are located the inside of two intercommunicating pores respectively, the structural design of two sets of suction nozzle and exhaust nozzle, the normal use of inflatable shaft has been guaranteed, and compact structure, and manufacturing cost is lower, be worth using widely.

Drawings

FIG. 1 is a perspective view of the inflatable shaft structure of the present invention;

FIG. 2 is a cross-sectional view of the left axle head structure of the present invention;

FIG. 3 is a side view of the left axle head structure of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1-fixed bearing, 2-inflatable shaft body, 3-left shaft head, 4-right shaft head, 5-central shaft, 6-fixed frame, 7-air bag, 8-air inlet nozzle, 9-air outlet nozzle, 10-threaded hole, 11-manual control valve, 12-communicating hole, 13-air inlet cavity, 14-air guide plate, 15-air guide pipe and 16-gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an air expansion shaft air inlet assembly comprises fixed bearings 1 and an air expansion shaft body 2, wherein two fixed bearings 1 are arranged, the opposite ends of the two fixed bearings 1 are respectively and rotatably connected with the two ends of the air expansion shaft body 2, the air expansion shaft body 2 comprises a left shaft head 3, a right shaft head 4, a central shaft 5 and a fixing frame 6, the two ends of the central shaft 5 are respectively and rotatably connected with the inner parts of the left shaft head 3 and the right shaft head 4, air inlet cavities 13 are respectively arranged inside the left shaft head 3 and the right shaft head 4, an air guide plate 14 is fixedly connected with one side of the inner wall of the air inlet cavity 13, the air guide plate 14 is communicated with an air guide pipe 15, one end of the air guide pipe 15 is communicated with the inner part of an air bag 7, and the air inlet nozzle 8 and the air outlet nozzle 9 are arranged in the left shaft head 3 and the right shaft head 4, so that the air inlet assembly cannot influence the normal working use of the air expansion shaft, and the practical effect is better, one end of the left spindle nose 3 opposite to the right spindle nose 4 is fixedly connected with two ends of the central shaft 5 and the fixing frame 6 respectively, the fixing frame 6 is sleeved on the surface of the central shaft 5, the air bag 7 is arranged inside the fixing frame 6, the front and the back of the left spindle nose 3 and the right spindle nose 4 are respectively and movably connected with the air inlet nozzle 8 and the air exhaust nozzle 9, two air inlet nozzles 8 and two air exhaust nozzles 9 are arranged inside the left spindle nose 3 and the right spindle nose 4, the manual control valves 11 are arranged inside the left spindle nose 3 and the right spindle nose 4, the bottom of the air inlet nozzle 8 and the bottom of the air exhaust nozzle 9 are both provided with gaskets 16, the bottom of each gasket 16 is contacted with the top end of the threaded hole 10, the front and the back of the left spindle nose 3 and the right spindle nose 4 are both provided with threaded holes 10, and the, the front side and the rear side of the opposite sides of the left spindle nose 3 and the right spindle nose 4 are fixedly connected with manual control valves 11, the bottoms of the inner walls of the two threaded holes 10 are provided with communicating holes 12, the two manual control valves 11 are respectively positioned in the two communicating holes 12, and the content which is not described in detail in the specification belongs to the prior art which is known by the technicians in the field.

During the use, aerify the inside of air intake chamber 13 through one of them in two air intake nozzles 8, when air intake nozzle 8 damages or blocks up appearing in inflatable shaft body 2, close its corresponding manual control valve 11, and aerify the inside of air intake chamber 13 through another air intake nozzle 8, pull down the air intake nozzle 8 that needs to be changed or maintain from screw hole 10, change or maintain, avoided effectively that air intake nozzle 8 damages to influence inflatable shaft body 2 and use, the same when exhaust nozzle 9 breaks down, close corresponding manual control valve 11, utilize another exhaust nozzle 9 to carry out normal exhaust to gasbag 7, guarantee inflatable shaft body 2's normal use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inflatable shaft air inlet assembly, includes fixing bearing (1) and inflatable shaft body (2), fixing bearing (1) is provided with two to two fixing bearing (1) relative one end rotates with the both ends of inflatable shaft body (2) respectively and is connected, inflatable shaft body (2) are including left spindle nose (3), right spindle nose (4), center pin (5) and mount (6), left spindle nose (3) and right spindle nose (4) relative one end respectively with the both ends fixed connection of center pin (5) and mount (6) to mount (6) cover is established on the surface of center pin (5), its characterized in that: the utility model discloses a pneumatic air bag exhaust device, including mount (6), left spindle nose (3), right spindle nose (4), the front and the back of left spindle nose (3) are provided with gasbag (7) respectively swing joint have suction nozzle (8) and exhaust nozzle (9), the front and the back of left spindle nose (3), right spindle nose (4) all set up screw hole (10) to the surface of suction nozzle (8), exhaust nozzle (9) respectively with the internal thread connection of two screw hole (10), left spindle nose (3), right spindle nose (4) are from the front side and the equal fixedly connected with manual control valve (11) in rear side of one side mutually, two intercommunicating pore (12) have all been seted up to the bottom of screw hole (10) inner wall to two manual control valve (11) are located the inside of two intercommunicating pores (12.

2. An air shaft air intake assembly as claimed in claim 1, wherein: air inlet cavities (13) are formed in the left shaft head (3) and the right shaft head (4), and an air guide plate (14) is fixedly connected to one side of the inner wall of each air inlet cavity (13).

3. An air shaft air intake assembly as claimed in claim 2, wherein: the air guide plate (14) is communicated with an air guide tube (15), and one end of the air guide tube (15) is communicated with the air bag (7).

4. An air shaft air intake assembly as claimed in claim 1, wherein: the bottom of the air inlet nozzle (8) and the bottom of the air exhaust nozzle (9) are both provided with gaskets (16), and the bottoms of the gaskets (16) are in contact with the top ends of the threaded holes (10).

5. An air shaft air intake assembly as claimed in claim 1, wherein: and the two ends of the central shaft (5) are respectively and rotatably connected with the insides of the left shaft head (3) and the right shaft head (4).

6. An air shaft air intake assembly as claimed in claim 1, wherein: the two air inlet nozzles (8) and the two air exhaust nozzles (9) are arranged inside the left shaft head (3) and the right shaft head (4), and the four manual control valves (11) are arranged inside the left shaft head (3) and the right shaft head (4).