Novel inflatable shaft structure
By designing an adjustable-length air shaft structure, the problem of traditional air shafts being unable to adapt to roll materials of different widths was solved, enabling flexible roll material installation and fixing, and reducing enterprise operating costs.
Patent Information
- Application Number
- CN202423158316.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2034-12-20
AI Technical Summary
Traditional air shafts have a fixed length, which cannot meet the needs of roll materials of different widths, resulting in companies needing to equip themselves with air shafts of various specifications, increasing equipment procurement and management costs.
A novel air shaft structure is designed, comprising first and second connecting cylinders with adjustable lengths. The length of the air shaft and the fixing of the roll material are achieved by adjusting the combination of gears, screws and air bladders.
It enables flexible adjustment of the air shaft length to meet the installation needs of roll materials of different widths, thereby reducing equipment procurement and management costs.
Smart Images
Figure CN223687856U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of gas expansion shaft, concretely to a novel gas expansion shaft structure. BACKGROUND
[0002] In modern industrial production, gas expansion shaft as the key component of coiled material winding and unwinding is widely used in papermaking, printing, packaging, textile and many other industries. The traditional gas expansion shaft structure is usually composed of shaft core, air bag, key bar and fixed shaft head at both ends, and the overall length is fixed after manufacturing.
[0003] Based on the above, the inventor found that there are the following problems: the fixed length characteristic brings many inconveniences in the actual production process, and with the diversification development of market demand, enterprises often need to handle coiled materials of different width specifications on the same production line. Because the length of the traditional gas expansion shaft cannot be adjusted, enterprises have to equip a variety of gas expansion shafts of different length specifications to adapt to coiled materials of different widths, which not only increases the equipment procurement cost of enterprises, but also occupies valuable production space for the storage and management of a large number of gas expansion shafts, thereby increasing the operating cost of enterprises.
[0004] Therefore, in view of the above, the existing structure and defects are improved, and a novel gas expansion shaft structure is provided to achieve the purpose of having more practical value. CONTENT OF THE UTILITY MODEL
[0005] The utility model aims at providing a novel gas expansion shaft structure to solve the problems in the background art.
[0006] By adopting the above technical scheme, the length of the gas expansion shaft can be adjusted to adapt to coiled materials of different widths.
[0007] In view of the above problems, the technical scheme provided by the utility model is:
[0008] A novel gas expansion shaft structure, comprising a first body and a second body, the first body comprising a first connecting barrel, one end of the first connecting barrel being rotatably connected with an adjusting gear, the upper and lower sides of one end of the first connecting barrel being rotatably connected with screw rods, the left and right sides of one end of the first connecting barrel being rotatably connected with slide rods, the center of one end of the first connecting barrel being provided with a plug rod, one end of the plug rod being provided on the outside with a sealing ring, one end of the first connecting barrel being provided with an air nozzle, the second body comprising a second connecting barrel, one end of the second connecting barrel being provided with a plug slot, the plug slot being inserted between the plug rod, the outside of the sealing ring abutting against the outer side wall of the plug slot, one end of the screw rod being threadedly connected with one end of the second connecting barrel, and one end of the slide rod being slidably connected with the second connecting barrel.
[0009] Further, the first connecting barrel is externally provided with a plurality of first movable grooves, and a first key strip is slidably installed in the first movable grooves.
[0010] The above further scheme has the beneficial effect that the first key strip is slidably installed in the first movable grooves, and the first key strip is used to conveniently fix the coiled material.
[0011] Further, the second connecting barrel is externally provided with a plurality of second movable grooves, and a second key strip is slidably installed in the second movable grooves.
[0012] The above further scheme has the beneficial effect that the second key strip is slidably installed in the second movable grooves, and the second key strip is used to conveniently fix the coiled material.
[0013] Further, the screw rod is externally provided with a gear, and the gear is in meshing engagement with the adjusting gear. The above further scheme has the beneficial effect that the gear is externally provided on the screw rod, and the gear is in meshing engagement with the adjusting gear, so that the screw rod is rotated when the adjusting gear is rotated.
[0014] Further, the first connecting barrel is internally provided with a first gas bag at the bottom end of the first key strip, and a first main pipe is connected between a plurality of the first gas bags through pipes.
[0015] The above further scheme has the beneficial effect that the first gas bag is provided at the bottom end of the first key strip, and the first key strip is lifted up by inflation and deflation of the first gas bag, so that the coiled material is fixed.
[0016] Further, the second connecting barrel is internally provided with a second gas bag at the bottom end of the second key strip, and a second main pipe is connected between a plurality of the second gas bags through pipes.
[0017] The above further scheme has the beneficial effect that the second gas bag is installed, and the second key strip is lifted up by inflation and deflation of the second gas bag, so that the coiled material is fixed.
[0018] Further, one end of the first main pipe is communicated with one end of the inserting rod through a pipe, and the other end of the first main pipe is communicated with the air nozzle.
[0019] The above further scheme has the beneficial effect that one end of the first main pipe is communicated with one end of the inserting rod, and the other end of the first main pipe is communicated with the air nozzle, so that the gas is introduced into the inserting rod when the user introduces the gas into the first main pipe through the air nozzle.
[0020] Further, one end of the second main pipe is communicated with one end of the inserting groove through a pipe, and the second connecting barrel is internally provided with a connecting shaft.
[0021] The beneficial effect of the above further scheme is that the gas in the plug rod can enter the second main pipe through the one end of the second main pipe communicating with the one end of the slot, so as to inflate the second air bag.
[0022] The beneficial effect of the utility model is: the utility model discloses a novel gas expansion shaft structure, the novel gas expansion shaft structure, through the rotation connection adjusting gear of one end of first connecting cylinder, it is convenient to rotate, through the rotation connection screw rod, make its one end and the one end of second connecting cylinder screw connection, when the screw rod rotates, can drive second connecting cylinder telescopic, thereby adjusting the length of first connecting cylinder and second connecting cylinder, to adapt to the installation of different specifications of coiled material, install the plug rod in one end of first connecting cylinder, and make it and the slot of one end of second connecting cylinder open and insert, convenient for the gas injection of first connecting cylinder inside second connecting cylinder, as a gas transmission channel, through the sealing ring of the outside of plug rod, make it and the outside wall of the slot abut, make the plug rod not leak when sliding in the inside of slot, through the installation slide rod, make its one end and the one end of second connecting cylinder sliding connection, can improve the stability of second connecting cylinder sliding, through the installation first movable slot, make its inside sliding installation first key strip, utilize the telescopic of first key strip, convenient for the fixation of coiled material, through the sliding installation second key strip in the inside of second movable slot, utilize the telescopic of second key strip, convenient for the fixation of coiled material. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 The utility model discloses a novel gas expansion shaft structure's three -dimensional structure schematic Figure 1 ;
[0024] Figure 2 The utility model discloses a novel gas expansion shaft structure's three -dimensional structure schematic Figure 2 ;
[0025] Figure 3 The utility model discloses a novel gas expansion shaft structure's three -dimensional structure schematic Figure 3 ;
[0026] Figure 4 The utility model discloses a novel gas expansion shaft structure's three -dimensional structure schematic
[0027] Figure 5 The utility model discloses a novel gas expansion shaft structure's Figure 2 The utility model discloses a novel gas expansion shaft structure's
[0028] In the figure: 100, first main body; 1001, first connecting barrel; 1002, air nozzle; 1003, first movable slot; 1004, first key bar; 1005, screw rod; 1006, sliding rod; 1007, adjusting gear; 1008, inserting rod; 1010, first main pipe; 1011, first air bag; 1012, sealing ring; 1013, gear; 200, second main body; 2001, second connecting barrel; 2002, second movable slot; 2003, second key bar; 2004, connecting shaft; 2005, second air bag; 2006, inserting slot; 2007, second main pipe. DETAILED DESCRIPTION
[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0030] Please refer to Figure 1 - Figure 5The utility model provides a technical scheme: A novel air inflation axle structure, including first body 100 and second body 200, first body 100 includes first connecting cylinder 1001, and the one end of first connecting cylinder 1001 is rotatably connected with adjusting gear 1007, and the both sides of first connecting cylinder 1001 one end are rotatably connected with screw rod 1005, and the both sides of first connecting cylinder 1001 one end are rotatably connected with slide rod 1006, and the center of first connecting cylinder 1001 one end is installed with plug rod 1008, and the one end outside of plug rod 1008 is equipped with sealing ring 1012, and the one end of first connecting cylinder 1001 is equipped with air nozzle 1002, and second body 200 includes second connecting cylinder 2001, and the one end of second connecting cylinder 2001 is equipped with insertion slot 2006, and the insertion slot 2006 is inserted between plug rod 1008, and the outside of sealing ring 1012 and the outside wall of insertion slot 2006 abut, and the one end of screw rod 1005 and the one end of second connecting cylinder 2001 are threadedly connected, and the one end of slide rod 1006 and second connecting cylinder 2001 are slidably connected, through the one end of first connecting cylinder 1001 rotatably connected adjusting gear 1007, it is convenient to rotate, through the rotatable connection screw rod 1005, make its one end and the one end of second connecting cylinder 2001 threadedly connected, when screw rod 1005 rotates, can drive second connecting cylinder 2001 telescopic, to adjust the length of first connecting cylinder 1001 and second connecting cylinder 2001, to adapt to the installation of different specifications coiled material, through the one end of first connecting cylinder 1001 installation plug rod 1008, and make it and the insertion slot 2006 of the one end of second connecting cylinder 2001 insertion, it is convenient that first connecting cylinder 1001 inside gas is injected to second connecting cylinder 2001 inside, as a gas transmission channel, through the outside of plug rod 1008 is equipped with sealing ring 1012, make it and the outside wall of insertion slot 2006 abut, make plug rod 1008 when sliding in the inside of insertion slot 2006 not leak, through the installation slide rod 1006, make its one end and the one end of second connecting cylinder 2001 slidably connected, can improve the stability of second connecting cylinder 2001 sliding.
[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.
[0032] Please refer to Figure 1 - Figure 5The outer side of the first connecting cylinder 1001 is provided with a plurality of first movable grooves 1003, the inside of the first movable groove 1003 is slidably installed with a first key strip 1004, the outer side of the second connecting cylinder 2001 is provided with a plurality of second movable grooves 2002, the inside of the second movable groove 2002 is slidably installed with a second key strip 2003, one end of the screw rod 1005 is sleeved with a gear 1013, the gear 1013 and the adjusting gear 1007 are intermeshed, the inside of the first connecting cylinder 1001 is installed with a first air bag 1011 at the bottom end of the first key strip 1004, a plurality of first air bags 1011 are connected with a first main pipe 1010 through a pipeline, the inside of the second connecting cylinder 2001 is installed with a second air bag 2005 at the bottom end of the second key strip 2003, a plurality of second air bags 2005 are connected with a second main pipe 2007 through a pipeline, the first movable groove 1003 is installed, the first key strip 1004 is slidably installed in the inside, the first key strip 1004 is stretched and contracted, the roll material is fixed, the second key strip 2003 is slidably installed in the inside of the second movable groove 2002, the second key strip 2003 is stretched and contracted, the roll material is fixed, the gear 1013 is sleeved at one end of the screw rod 1005, and the gear 1013 is threadedly connected with the adjusting gear 1007, when the adjusting gear 1007 rotates, the screw rod 1005 can be driven to rotate, the first air bag 1011 is arranged at the bottom end of the first key strip 1004, the first key strip 1004 is lifted by inflation and deflation of the first air bag 1011, so that the roll material is fixed, the second air bag 2005 is installed, the second key strip 2003 is lifted by inflation and deflation of the second air bag 2005, and the roll material is fixed.
[0033] The technical solutions in the embodiments of the present application will be described clearly and completely in the following with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0034] Please refer to Figure 1 - Figure 5, one end of the first main pipe 1010 is communicated with one end of the insertion rod 1008 through a pipe, the other end of the first main pipe 1010 is communicated with the air nozzle 1002, one end of the second main pipe 2007 is communicated with one end of the insertion slot 2006 through a pipe, one end of the second connecting cylinder 2001 is provided with the connecting shaft 2004, by communicating the first main pipe 1010 with one end of the insertion rod 1008 and the other end with the air nozzle 1002, when the user injects gas into the inside of the first main pipe 1010 through the air nozzle 1002, the gas can enter into the inside of the insertion rod 1008, by communicating one end of the second main pipe 2007 with one end of the insertion slot 2006, the gas in the inside of the insertion rod 1008 can enter into the inside of the second main pipe 2007, so as to inflate the second air bag 2005.
[0035] Specifically, the working principle of the novel inflatable shaft structure is as follows: when the length of the inflatable shaft needs to be adjusted, the adjusting gear 1007 is rotated, the adjusting gear 1007 and the gear 1013 at one end of the screw rod 1005 are engaged with each other, the rotating adjusting gear 1007 drives the gear 1013 to rotate, thereby driving the screw rod 1005 to rotate, the screw rod 1005 is threadedly connected with one end of the second connecting cylinder 2001, and the slide rod 1006 at one end of the first connecting cylinder 1001 is slidably connected with the second connecting cylinder 2001, during the rotation of the screw rod 1005, the second connecting cylinder 2001 moves linearly relative to the first connecting cylinder 1001 along the direction of the slide rod 1006, so that the length of the inflatable shaft is increased or decreased, the first key strip 1004 is slidably arranged in the first movable groove 1003 outside the first connecting cylinder 1001, and the second key strip 2003 is slidably arranged in the second movable groove 2002 outside the second connecting cylinder 2001, after the length of the inflatable shaft is adjusted, the air nozzle 1002 is inflated, the gas enters the first gas bags 1011 through the first main pipe 1010, the first gas bags 1011 are inflated to lift the first key strip 1004, so that the first key strip 1004 is higher than the outer surface of the first connecting cylinder 1001, thereby being in close contact with the inner cylinder wall of the coiled material and generating a friction force, the coiled material is fixed to the first connecting cylinder 1001, and the second key strip 2003 is also lifted to be in contact with the inner cylinder wall of the coiled material to be fixed, so that the coiled material is stably installed on the inflatable shaft during the winding and unwinding process, and the phenomenon of slippage or loosening does not occur, the insertion rod 1008 at one end of the first connecting cylinder 1001 is inserted into the insertion slot 2006 at one end of the second connecting cylinder 2001, the sealing ring 1012 outside the insertion rod 1008 is in close contact with the outer wall of the insertion slot 2006, thereby forming a good seal to prevent gas leakage, this connection mode not only ensures the structural stability of the inflatable shaft during length adjustment, but also ensures the sealed transmission of the gas between the first main pipe 1010 and the second main pipe 2007, so that the entire inflatable shaft can work normally to realize effective winding and unwinding operation of the coiled material, and the connecting shaft 2004 at one end of the second connecting cylinder 2001 can be connected with an external driving device or a supporting structure.
Claims
1. A new type of air inflation shaft structure, characterized in that, The utility model provides a kind of air pressure regulating device, including first body (100) and second body (200), the first body (100) includes first connecting cylinder (1001), one end of the first connecting cylinder (1001) is rotatably connected with adjusting gear (1007), the first connecting cylinder (1001) one end upper and lower both sides are rotatably connected with screw rod (1005), the first connecting cylinder (1001) one end left and right both sides are rotatably connected with slide bar (1006), the first connecting cylinder (1001) one end center is equipped with plug rod (1008), the outer side of the one end of the plug rod (1008) is equipped with sealing ring (1012), the one end of the first connecting cylinder (1001) is equipped with air nozzle (1002), the second body (200) includes second connecting cylinder (2001), one end of the second connecting cylinder (2001) is equipped with slot (2006), the slot (2006) is inserted between plug rod (1008), the outer side of the sealing ring (1012) and the outer side wall of slot (2006) abut, the one end of the screw rod (1005) and the one end of second connecting cylinder (2001) are threadedly connected, the one end of the slide bar (1006) and second connecting cylinder (2001) slidingly connect.
2. A new type of air inflation shaft structure according to claim 1, characterized in that, The outer side of the first connecting cylinder (1001) is equipped with a plurality of first movable grooves (1003), the first movable grooves (1003) are slidably installed with first key bar (1004) inside.
3. A new type of air inflation shaft structure according to claim 1, characterized in that, The outer side of the second connecting cylinder (2001) is equipped with a plurality of second movable grooves (2002), the second movable grooves (2002) are slidably installed with second key bar (2003) inside.
4. The novel gas inflation shaft structure according to claim 1, characterized by, The one end of the screw rod (1005) is equipped with gear (1013), the gear (1013) and adjusting gear (1007) are engaged with each other.
5. A new type of air inflation shaft structure according to claim 2, characterized in that, The first gas bag (1011) is installed in the bottom end of the first key bar (1004) inside the first connecting cylinder (1001), and the first gas bag (1011) is connected with first main pipe (1010) by pipeline.
6. A new type of air inflation shaft structure according to claim 3, characterized in that, The second gas bag (2005) is installed in the bottom end of the second key bar (2003) inside the second connecting cylinder (2001), and the second gas bag (2005) is connected with second main pipe (2007) by pipeline.
7. A novel gas inflation shaft structure according to claim 5, characterized by, The one end of the first main pipe (1010) is communicated with the one end of the plug rod (1008) by pipeline, and the other end of the first main pipe (1010) is communicated with the air nozzle (1002).
8. A new type of gas inflation shaft structure according to claim 6, characterized in that, The one end of the second main pipe (2007) is communicated with the one end of the slot (2006) by pipeline, and the one end of the second connecting cylinder (2001) is equipped with connecting shaft (2004).