Screw cap inflating device

Abstract

The utility model discloses a cap-screwing inflating device, relates to the technical field of sealing inflating instruments, and solves the problem that cap screwing and inflating are difficult to operate synchronously in the conventional inflating device. The screw cap inflation device comprises a main body frame, a middle template installed on the outer side of the main body frame and an inflated inflation bottle, the inflation bottle is arranged on the inner wall of the bottom of the main body frame, the screw cap inflation device further comprises a ventilation piece installed on the surface of the middle template, and two symmetrically-distributed clamping pieces are arranged below the middle template; the clamping mechanism is used for clamping and fixing the inflation bottle, the clamping mechanism is installed on the top of the middle template, the two clamping pieces clamp and fix the inflation bottle through the clamping mechanism, the ventilation piece can be conveniently aligned with an inflation opening of the inflation bottle, a bottle cap of the inflation bottle can be automatically screwed to the inflation bottle, and therefore the inflation bottle can be clamped and fixed through the clamping mechanism. Therefore, the effects of quickly screwing the bottle cap and facilitating air inflation are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing and inflating instruments, in particular to a screw-cap inflating device. Background Art

[0002] In modern industrial production and daily life, especially in the fields of packaging and transportation, food consumables and medical equipment, it is necessary to inflate the packaging container, such as nitrogen, because it is a colorless, odorless, non-toxic inert gas with stable chemical properties and is not easy to react with other substances, thereby ensuring the safety, stability and long-term performance of the product. The application of sealing and inflating equipment for this type of packaging needs is becoming more and more extensive, but in the field of screw-on sealing, it is usually only capable of screwing on the cap but not inflating; or it is inflated after screwing on the cap; or it is inflated first and then screwed on immediately, such as the Chinese patent CN206580533U discloses a beverage bottle inflating device. After the bottle is inflated, the bottle cap is quickly put on the bottle through the cooperation of the transverse movement mechanism, and almost no air can enter the bottle. These methods have problems such as low efficiency and inconvenient operation, and cannot meet the needs of medical, food and other fields with high requirements for safety, stability and long-term performance. Utility Model Content

[0003] The utility model aims to provide a capping and inflating device which can solve the problems mentioned in the above background technology, realize capping and inflating of the container at the same position at the same time, and minimize the problem of pollution by environmental gas after inflation.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] It comprises a main frame and an intermediate template installed on the main frame, a positioning groove is arranged at the bottom of the main frame, and the intermediate template comprises: a ventilator, a clamping member and a clamping mechanism; the ventilator is installed on the intermediate template and is located above the positioning groove; two symmetrically distributed clamping members are arranged below the intermediate template; the number of the clamping mechanisms is two, and the two clamping mechanisms are respectively used to move the two clamping members, and the clamping mechanisms are located on both sides above the positioning groove;

[0006] The main frame includes: an inflation mechanism arranged on the top plate of the main frame, and the inflation mechanism is used to displace the middle template 2 downward and to inflate.

[0007] Preferably, the clamping mechanism includes a fixed block fixedly mounted on the top of the clamping member, the top of the fixed block is fixedly connected with a guide rail 1, the top of the guide rail 1 is mounted on an assembly base plate, the top of the assembly base plate is fixedly mounted with a connecting piece, the top of the connecting piece is fixedly mounted with a reduction motor, the surface of the assembly base plate is rotatably mounted with two symmetrically distributed connecting shafts, the connecting shaft passes through the bottom of the assembly base plate, one end of the connecting shaft and the output end of the reduction motor are fixedly connected with matching gears, electric push rods are mounted on both sides of the intermediate template, a connecting rod is rotatably mounted between the output end of the electric push rod and the connecting piece, the electric push rod pushes the assembly base plate through the connecting rod, the surface of the intermediate template is provided with an opening for the fixed block to move, two symmetrically distributed guide rails 2 are mounted between the bottom of the assembly base plate and the intermediate template, so that the assembly base plate can move along the guide rail 2, and the end of the connecting shaft away from the gear is fixedly connected with a rubber ring for rotating to open the bottle cap of the inflatable bottle.

[0008] Preferably, the inflation mechanism includes a lifting screw motor fixedly mounted on the top of the main frame, a deep hole for avoiding the lifting screw motor is opened on the top of the ventilation piece, an air pipe is fixedly installed on the outside of the ventilation piece, and a U-shaped connecting plate located above the ventilation piece is fixedly connected to the top of the middle template, and sliding grooves for limiting the sliding of the ventilation piece are opened on both sides of the U-shaped connecting plate, and the U-shaped connecting plate is connected to the output end of the lifting screw motor through a nut.

[0009] Preferably, a downward vertical protrusion is provided at the bottom of the assembly base plate, and a spring is fixedly installed between the protrusion and the fixed block to increase the pressure of the clamping member on the inflatable bottle.

[0010] Preferably, a spring shaft is provided on the inner side of the spring one, one end of the spring shaft is fixedly installed on the outer side of the fixed block, the end of the spring shaft away from the fixed block slides through the protrusion of the component bottom plate, and the end of the spring shaft close to the protrusion is fixedly connected with a locking gasket to prevent the spring one from tilting.

[0011] Preferably, clamping blocks are installed on both sides of the middle template, and the middle template is fixedly installed with the electric push rod through the clamping blocks, which facilitates the installation and disassembly of the electric push rod.

[0012] Preferably, the corresponding surfaces of the two clamping members are arc-shaped concave surfaces, and anti-slip grooves are provided in the arc-shaped concave surfaces of the clamping members to facilitate the clamping members to grasp the inflatable bottle.

[0013] Preferably, a rubber gasket is fixedly connected to the bottom of the ventilator, and the outer diameter of the rubber gasket is larger than the outer diameter of the ventilator, so as to play a sealing role and prevent air leakage during inflation.

[0014] Preferably, a second spring is fixedly connected between the rubber gasket and the middle template to provide a buffer for the contact between the rubber gasket and the inflation bottle.

[0015] Preferably, the positioning groove is matched with the shape and size of the bottom of the bottle to be inflated, so that after the bottle to be inflated is placed in the positioning groove, the inflation port on the bottle cap of the bottle to be inflated is located just below the vent.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model uses a clamping mechanism to enable two clamping members to clamp and fix the gas bottle, so that the venting member is aligned with the gas filling port of the gas bottle, and the bottle cap of the gas bottle can be automatically installed on the gas bottle, thereby achieving the effect of quickly assembling the gas bottle and facilitating inflation.

[0018] 2. The utility model uses the inflation mechanism to press and align the venting piece with the inflation port of the inflation bottle cap by downward pressure, and cooperates with the clamping piece to fix the inflation bottle, so as to facilitate the rapid injection of gas into the inflation bottle, thereby achieving the effect of improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the intermediate template in the utility model;

[0021] Figure 3 It is a schematic diagram of the structure of the fixing block and the clamping member in the utility model;

[0022] Figure 4 It is a schematic diagram of the structure of the locking gasket and the spring shaft in the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the lifting screw motor and the U-shaped connecting plate in the utility model;

[0024] Figure 6 It is a schematic diagram of the structure of the inflation mechanism in the utility model;

[0025] Figure 7 It is a schematic diagram of the structure of the gas filling bottle and the ventilator in the utility model;

[0026] Figure 8 It is a schematic diagram of the structure of the gas-filled bottle in the utility model.

[0027] In the figure: 1. main frame; 2. middle template; 3. clamping mechanism; 301. fixing block; 302. guide rail one; 303. assembly bottom plate; 304. connecting piece; 305. reduction motor; 306. gear connecting shaft; 307. gear; 308. electric push rod; 309. connecting rod; 310. guide rail two; 311. rubber ring; 4. inflation mechanism; 401. lifting screw motor; 402. air pipe; 403. U-shaped connecting plate; 404. nut; 5. inflation bottle; 44. bottle body; 45. bottle cap; 6. ventilation piece; 7. clamping piece; 8. spring one; 9. spring shaft; 10. positioning gasket; 11. clamping block; 12. rubber gasket; 13. spring two; 14. positioning groove. DETAILED DESCRIPTION

[0028] 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.

[0029] Example 1

[0030] See also Figure 1-Figure 3 , a screw-on cap inflation device is shown in the figure. In this embodiment, the structure and working mode of the screw-on cap inflation device are explained by inflating the inflation bottle. The screw-on cap inflation device provided in this embodiment includes a main frame 1 and an intermediate template 2 installed on the main frame 1, and a positioning groove 14 is provided at the bottom of the main frame 1. The inflatable gas bottle 5 to be inflated is placed in the positioning groove 14; a vent 6 is installed on the surface of the intermediate template 2; two symmetrically distributed clamping members 7 are provided below the intermediate template 2 for clamping and fixing the inflatable gas bottle 5; a clamping mechanism 3 is used to move the two clamping members 7, and the clamping mechanism 3 is installed on the top of the intermediate template 2 and is located on both sides above the positioning groove 14; an inflation mechanism 4 installed on the main frame 1 is used to displace the intermediate template 2 downward so that the vent 6 can inflate the inside of the inflatable gas bottle 5;

[0031] See also Figure 7-Figure 8 The gas-filled bottle 5 shown in the figure includes a bottle cap 45 and a bottle body 44. A gas filling port and two gas outlets are provided on the top of the bottle cap, and the gas filling port is located in the center of the bottle cap 45. When the gas-filled bottle is placed in the positioning groove 14, the gas filling port is located directly below the vent 6, which facilitates the alignment and insertion of the vent 6 with the gas filling port of the bottle cap. The two gas outlets are located on both sides of the gas filling port, so that the gas-filled bottle 5 can be quickly inflated.

[0032] See also Figure 2-Figure 4The clamping mechanism 3 shown in the figure includes a fixed block 301 fixedly mounted on the top of the clamping member 7, a guide rail 302 is fixedly connected to the top of the fixed block 301, a component base plate 303 is installed on the top of the guide rail 302, a connecting member 304 is fixedly mounted on the top of the component base plate 303, a reduction motor 305 is fixedly mounted on the top of the connecting member 304, two symmetrically distributed gear connecting shafts 306 are rotatably mounted on the surface of the component base plate 303, the gear connecting shaft 306 passes through the component base plate 303, one end of the gear connecting shaft 306 is fixedly connected to a gear 307, the output end of the reduction motor 305 is connected to a driving gear, and the gear 307 is meshed with the driving gear; electric push rods 308 are installed on both sides of the middle template 2, a connecting rod 309 is rotatably mounted between the output end of the electric push rod 308 and the connecting member 304, the electric push rod 308 pushes the component base plate 303 through the connecting rod 309, and an opening for the movement of the fixed block 301 is opened on the surface of the middle template 2 (such as Figure 5 As shown), the assembly bottom plate 303 can drive the clamping member 7 to move; two symmetrically distributed guide rails 310 are installed between the bottom of the assembly bottom plate 303 and the middle template 2, so that the assembly bottom plate 303 can move along the guide rails 310, and the end of the gear connecting shaft 306 away from the gear 307 is fixedly connected with a rubber ring 311 for rotating and tightening the bottle cap of the gas-filled bottle 5;

[0033] The user places the inflatable bottle 5 in the positioning groove 14 at the bottom of the main frame 1, with a bottle cap placed on the inflatable bottle, and starts the electric push rod 308 to push the connecting rod 309. The other end of the connecting rod 309 pushes the assembly bottom plate 303 to move along the guide rail 2 310, so that the fixed block 301 on the assembly bottom plate 303 drives the clamping piece 7 to lean against the outer side of the inflatable bottle 5 for clamping and fixing, and makes the rubber ring 311 on the gear connecting shaft 306 contact with the bottle cap of the inflatable bottle 5, and starts the reduction motor 305, so that the reduction motor 305 drives the two gear connecting shafts 306 to rotate through three gears, and the gear connecting shaft 306 drives the rubber ring 311 to rotate, and the rubber ring 311 can drive the bottle cap of the inflatable bottle 5 to rotate, so that the bottle cap and the inflatable bottle 5 are assembled and tightened, thereby achieving the effect of automatic positioning, clamping and rotating capping.

[0034] See also Figure 2-Figure 7In order to inflate while screwing on the cap and ensure that the bottle cap is screwed on tightly, the inflation mechanism 4 shown in the figure includes a lifting screw motor 401 and a nut 404. The main body of the lifting screw motor 401 is fixedly installed on the top of the main frame 1. A deep hole for avoiding the output end of the lifting screw motor 401 is opened on the top of the ventilator 6. The screw at the output end of the lifting screw motor 401 passes through the main frame 1 and the nut 404 and can enter the deep hole opened in the ventilator 6; an air pipe 402 is fixedly installed on the outside of the ventilator 6, and a U-shaped connecting plate 403 located above the ventilator 6 is fixedly connected to the top of the middle template 2. Both sides of the U-shaped connecting plate 403 are provided with sliding grooves for limiting the sliding of the ventilator 6. The U-shaped connecting plate 403 is connected with the output end of the lifting screw motor 401 through the nut 404;

[0035] The user starts the lifting screw motor 401, which pushes the middle template 2 downward through the nut 404, so that the vent 6 is close to the bottle cap of the gas-filled bottle 5, and the vent 6 is connected to the inflation port of the bottle cap. The user can then inject air into the gas-filled bottle 5 through the air pipe 402 and provide a downward thrust for the bottle cap, which is convenient for the rotational assembly of the bottle cap and the gas-filled bottle 5, thereby achieving the effect of facilitating the tightening of the bottle cap of the gas-filled bottle 5 and automatic inflation.

[0036] Working principle: First, the user places the inflatable bottle 5 in the bottom positioning groove 14 of the main frame 1, and then the user starts the electric push rod 308, the reduction motor 305 and the lifting screw motor 401, wherein the electric push rod 308 pushes one end of the connecting rod 309 to swing, so that the other end of the connecting rod 309 pushes the assembly bottom plate 303 to move along the guide rail 2 310, and the fixing block 301 on the assembly bottom plate 303 drives the clamping piece 7 to lean against the outer side of the inflatable bottle 5 for clamping and fixing. At the same time, the rubber ring 311 on the gear connecting shaft 306 contacts the bottle cap of the inflatable bottle 5. At this time, the reduction motor 305 drives the two gear connecting shafts 306 to rotate through three gears. , the gear connecting shaft 306 drives the rubber ring 311 to rotate, and the rubber ring 311 can rotate the bottle cap of the inflatable bottle 5 to assemble the bottle cap and the inflatable bottle 5; at the same time, the lifting screw motor 401 cooperates with the power transmission through the nut 404 to push the U-shaped connecting plate 403 to move downward, and the U-shaped connecting plate 403 pushes the middle template 2 to move downward along the main frame 1, so that the ventilator 6 and the bottle cap of the inflatable bottle 5 are close to each other, and the ventilator 6 is connected to the inflation port of the bottle cap, and the air pipe 402 can inject gas into the inflatable bottle 5 and provide a downward thrust for the bottle cap, which is convenient for the rotation and assembly of the bottle cap and the inflatable bottle 5, thereby achieving the effect of quickly assembling the inflatable bottle 5 and inflating, and improving production efficiency.

[0037] Example 2

[0038] See also Figure 4, this embodiment further explains Example 1. A downward vertical protrusion is provided at the bottom of the assembly bottom plate 303 in the figure. A spring 8 is fixedly installed between the protrusion and the fixed block 301 to increase the pressure of the clamping member 7 on the inflatable bottle 5. A spring shaft 9 is provided on the inner side of the spring 8. One end of the spring shaft 9 is fixedly installed on the outer side of the fixed block 301. The end of the spring shaft 9 away from the fixed block 301 slides through the protrusion of the assembly bottom plate 303. The end of the spring shaft 9 close to the protrusion is fixedly connected with a positioning gasket 10 to prevent the spring 8 from tilting. Please refer to Figure 2 Clamping blocks 11 are installed on both sides of the middle template 2. The middle template 2 is fixed to the electric push rod 308 through the clamping blocks 11, which is convenient for installing and disassembling the electric push rod 308. The corresponding surfaces of the two clamping parts 7 are both arc-shaped concave surfaces. The arc-shaped concave surfaces of the clamping parts 7 are provided with anti-slip grooves, which are convenient for the clamping parts 7 to clamp the bottle cap of the inflatable bottle 5.

[0039] In this embodiment, when the clamping member 7 contacts the bottle cap of the gas-filled bottle 5, the anti-slip grooves on the clamping member 7 facilitate grasping the outer side of the bottle cap, and by utilizing the elastic force of the spring 8, the fixed block 301 on the clamping member 7 can move along the guide rail 302 and the spring shaft 9, thereby facilitating grasping bottle caps of different sizes.

[0040] Example 3

[0041] See also Figure 6 This embodiment further illustrates other embodiments. A rubber gasket 12 is fixedly connected to the bottom of the vent 6 in the figure. The outer diameter of the rubber gasket 12 is larger than the outer diameter of the vent 6 to play a sealing role. A spring 13 is fixedly connected between the rubber gasket 12 and the middle template 2 to provide a buffer for the contact between the rubber gasket 12 and the inflation bottle 5. A positioning groove 14 for placing the inflation bottle 5 is fixedly connected to the bottom of the main frame 1, and the inflation hole of the inflation bottle 5 is aligned with the vent 6.

[0042] In this embodiment: its purpose is that when the lifting screw motor 401 pushes the middle template 2 through the U-shaped connecting plate 403, it can drive the rubber gasket 12 on the vent 6 to contact the inflation port of the bottle cap, and utilize the elasticity of the spring 13 to improve the sealing between the inflation port and facilitate rapid gas injection.

[0043] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0044] Although embodiments of the present invention have been shown and described, it will be understood 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 the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A screw cap inflating device, comprising a main frame (1) and an intermediate template (2) mounted on the main frame (1), wherein a positioning groove (14) is provided at the bottom of the main frame (1), characterized in that: The intermediate template (2) comprises: a ventilator (6), a clamping member (7) and a clamping mechanism (3); the ventilator (6) is mounted on the intermediate template (2) and is located above the positioning groove (14); two symmetrically distributed clamping members (7) are arranged below the intermediate template (2); the number of the clamping mechanisms (3) is two, and the two clamping mechanisms (3) are respectively used to move the two clamping members (7), and the clamping mechanisms (3) are located on both sides above the positioning groove (14); The main frame (1) comprises: an inflation mechanism (4) arranged on the top plate of the main frame (1), the inflation mechanism (4) being used to displace the middle template (2) downward and to inflate.

2. The screw cap inflating device according to claim 1, characterized in that: The clamping mechanism (3) comprises a fixing block (301) fixedly mounted on the top of the clamping member (7); the top of the fixing block (301) is fixedly connected to a guide rail (302); the top of the guide rail (302) is mounted with a component base plate (303); the top of the component base plate (303) is fixedly mounted with a connecting member (304); the top of the connecting member (304) is fixedly mounted with a reduction motor (305); two symmetrically distributed gear connecting shafts (306) are rotatably mounted on the surface of the component base plate (303); the gear connecting shafts (306) pass through the component base plate (303); the gear connecting shafts (306) are 06) and the output end of the reduction motor (305) are fixedly connected with matching gears, electric push rods (308) are installed on both sides of the middle template (2), and a connecting rod (309) is rotatably installed between the output end of the electric push rod (308) and the connecting piece (304), and an opening for the movement of the fixed block (301) is opened on the surface of the middle template (2), and two symmetrically distributed guide rails (310) are installed between the bottom of the component base plate (303) and the middle template (2), and a rubber ring (311) is fixedly connected to one end of the gear connecting shaft (306) away from the gear (307).

3. The screw cap inflating device according to claim 2, characterized in that: The inflation mechanism (4) comprises a lifting screw motor (401) fixedly mounted on the top of the main frame (1); a deep hole for avoiding the lifting screw motor (401) is provided on the top of the ventilation piece (6); an air pipe (402) is fixedly mounted on the outer side of the ventilation piece (6); a U-shaped connecting plate (403) located above the ventilation piece (6) is fixedly connected to the top of the intermediate template (2); sliding grooves for limiting the sliding of the ventilation piece (6) are provided on both sides of the U-shaped connecting plate (403); the U-shaped connecting plate (403) is connected to the output end of the lifting screw motor (401) through a nut (404).

4. The screw cap inflating device according to claim 2, characterized in that: A downward vertical protrusion is provided at the bottom of the component bottom plate (303), and a spring 1 (8) is fixedly installed between the protrusion and the fixing block (301).

5. The screw cap inflating device according to claim 4, characterized in that: A spring shaft (9) is arranged on the inner side of the spring 1 (8), one end of the spring shaft (9) is fixedly mounted on the outer side of the fixing block (301), the end of the spring shaft (9) away from the fixing block (301) slides through the protrusion of the component bottom plate (303), and the end of the spring shaft (9) close to the protrusion is fixedly connected with a locking gasket (10).

6. The screw cap inflating device according to claim 2, characterized in that: Clamping blocks (11) are installed on both sides of the middle template (2), and the middle template (2) is fixedly installed with the electric push rod (308) through the clamping blocks (11).

7. The screw cap inflating device according to claim 1, characterized in that: The corresponding surfaces of the two clamping members (7) are both arc-shaped concave surfaces, and anti-slip grooves are provided in the arc-shaped concave surfaces of the clamping members (7).

8. The screw cap inflating device according to claim 3, characterized in that: A rubber gasket (12) is fixedly connected to the bottom of the ventilator (6), and the outer diameter of the rubber gasket (12) is greater than the outer diameter of the ventilator (6).

9. The screw cap inflating device according to claim 8, characterized in that: A second spring (13) is fixedly connected between the rubber gasket (12) and the middle template (2).

10. The screw cap inflating device according to claim 1, characterized in that: The positioning groove (14) is adapted in shape and size to the bottle (5) to be inflated.

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