CN218913092U

CN218913092U - Air extraction structure of composite material vacuum leading-in device

Info

Publication number: CN218913092U
Application number: CN202223148734.3U
Authority: CN
Inventors: 周承志
Original assignee: Weihai Shangxiangyu Composite Materials Co ltd
Current assignee: Weihai Shangxiangyu Composite Materials Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-04-25
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses an air extraction structure of a composite material vacuum leading-in device, which comprises a base, a winding mechanism, a return blocking mechanism and an air pipe mechanism, wherein an air pump is arranged at the upper end of the outer wall of the base, the winding mechanism is arranged on the outer wall of the base, the return blocking mechanism is arranged on the air exhaust end of the air pump, the air pipe mechanism is arranged on the air suction end of the air pump, the air extraction structure of the composite material vacuum leading-in device can seal the air exhaust end port of the air pump through the arrangement of the return blocking mechanism, the sealing gasket is matched with a telescopic structure formed by a spring and a fixed seat, when the air pump works, the air pressure in the air pump is increased to push out the sealing gasket and exhaust the air, and after the air pump stops working, the air pressure is reduced, the sealing gasket is contracted under the drive of the spring to tightly adhere to the air exhaust end port to form a sealing effect, so that the condition that air flow flows back after equipment stops working is avoided, and the air extraction efficiency and the effect of the device are effectively improved.

Description

Air extraction structure of composite material vacuum leading-in device

Technical Field

The utility model belongs to the technical field of composite materials, and particularly relates to an air extraction structure of a composite material vacuum leading-in device.

Background

The history of the use of the composite material can be traced to ancient times, and rice straw or wheat straw reinforced clay which is used from ancient times and reinforced concrete which has been used for hundreds of years are compounded by two materials, and the high-strength and high-modulus fibers can be compounded with non-metal matrixes such as synthetic resin, carbon, graphite, ceramic, rubber and the like or metal matrixes such as aluminum, magnesium, titanium and the like to form various special composite materials.

The existing structure of bleeding that uses all has, and after the completion of bleeding, equipment stop operation, the condition that produces gaseous backward flow easily takes place, influences machining efficiency to the hose that the use of bleeding is inconvenient to accomodate and deposit, uses inconvenient and leads to the impaired problem of hose easily.

Disclosure of Invention

The utility model aims to provide an air extraction structure of a vacuum leading-in device for composite materials, which solves the problems that the existing air extraction structure proposed in the background technology has the problems that after air extraction is finished, equipment stops running, gas backflow is easy to occur, the processing efficiency is affected, and a hose used for air extraction is inconvenient to store and inconvenient to use and is easy to damage.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a combined material vacuum leading-in device's structure of bleeding, includes base, winding mechanism, hinders back mechanism and trachea mechanism, the air pump is installed to base outer wall upper end, winding mechanism installs on the outer wall of base, hinder back mechanism and install on the exhaust end of air pump, trachea mechanism installs on the end of breathing in of air pump.

Preferably, the winding mechanism comprises a fixing frame, a hand wheel and a winding roller, wherein the fixing frame is arranged at the upper end of the outer wall of the base, the hand wheel is fixed on the outer side wall of the fixing frame, the winding roller is connected to the bottom end of the hand wheel, and the winding roller is fixed on the inner wall of the fixing frame.

Preferably, the winding roller and the fixing frame form a rotating structure through a hand wheel, and the hand wheel is arranged in an axisymmetric mode by taking the central axis of the winding roller as an axis.

Preferably, the return blocking mechanism comprises a fixed seat, a spring and a sealing gasket, wherein the fixed seat is arranged at the exhaust end of the air pump, the upper end of the outer wall of the fixed seat is welded with the spring, and the top end of the outer wall of the spring is connected with the sealing gasket.

Preferably, the sealing gasket and the fixing seat form a telescopic structure through a spring, and the spring is symmetrically arranged by taking the central axis of the fixing seat as an axis.

Preferably, the air pipe mechanism comprises a positioning groove, a connecting seat and an exhaust pipe, wherein the positioning groove is formed in the air suction end of the air pump, the connecting seat is mounted on the inner wall of the positioning groove, and the exhaust pipe is connected to the outer wall of the connecting seat.

Preferably, the connecting seat is in threaded connection with the positioning groove, and the inner wall of the positioning groove and the outer wall of the connecting seat are provided with matched threads.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the air extraction structure of the composite material vacuum leading-in device, through the arrangement of the winding mechanism, the winding roller can be driven to rotate by rotating the hand wheel, so that the air extraction pipe can be wound and stored, accidental damage and breakage of the air extraction pipe in the process of transferring and transporting or storing equipment are avoided, and the winding capacity and the use convenience of the device are effectively improved;

2. this air extraction structure of combined material vacuum introduction device, through the setting that hinders back the mechanism, such setting can be through sealing up the telescopic structure that cooperation spring and fixing base constitute and seal the work to the exhaust end port of air pump, when the air pump during operation, the air pressure in the air pump increases and will seal the pad ejecting and discharge gas, after the air pump stop work, the air pressure reduces, the sealing pad contracts under the drive of spring and closely laminates with the exhaust end port and form sealed effect, the condition that has avoided equipment stop operation back air current backward flow takes place like this, the effectual air extraction efficiency and the effect that has improved the device.

3. This air extraction structure of combined material vacuum introduction device, through the setting of trachea mechanism, such setting can be through the threaded connection of connecting seat cooperation constant head tank, comes convenient material degree of depth of carrying out the processing of bleeding as required to carry out the suitability and adjust the change to the length of exhaust tube, has improved the suitability and the convenience of device effectively.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the winding mechanism of the present utility model;

FIG. 3 is a schematic diagram of the connection structure of the return blocking mechanism according to the present utility model;

fig. 4 is an enlarged schematic view of the connection structure of the air pipe mechanism at a shown in fig. a.

In the figure: 1. a base; 2. an air pump; 3. a winding mechanism; 301. a fixing frame; 302. a hand wheel; 303. a wind-up roll; 4. a return blocking mechanism; 401. a fixing seat; 402. a spring; 403. a sealing gasket; 5. an air pipe mechanism; 501. a positioning groove; 502. a connecting seat; 503. and (5) an exhaust pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an air extraction structure of combined material vacuum leading-in device, including base 1, rolling mechanism 3, hinder back mechanism 4 and air pipe mechanism 5, air pump 2 is installed to base 1 outer wall upper end, rolling mechanism 3 installs on base 1's outer wall, rolling mechanism 3 includes mount 301, hand wheel 302 and wind-up roll 303, mount 301 is installed at base 1's outer wall upper end, and be fixed with hand wheel 302 on the mount 301 lateral wall, hand wheel 302 bottom is connected with wind-up roll 303, and wind-up roll 303 is fixed on the inner wall of mount 301, wind-up roll 303 passes through hand wheel 302 and constitutes revolution mechanic with mount 301, and hand wheel 302 regards the axis of wind-up roll 303 as axisymmetric setting, such setting can drive wind-up roll 303 through rotating hand wheel 302, thereby can receive the wind-up tube 503, avoid wind-up tube 503 to unexpected damage the fracture in equipment transfer transportation or storage, the rolling ability and the convenience of using of the device have been improved effectively.

The back blocking mechanism 4 is arranged on the exhaust end of the air pump 2, the back blocking mechanism 4 comprises a fixed seat 401, a spring 402 and a sealing gasket 403, the fixed seat 401 is arranged on the exhaust end of the air pump 2, the upper end of the outer wall of the fixed seat 401 is welded with the spring 402, the top end of the outer wall of the spring 402 is connected with the sealing gasket 403, the sealing gasket 403 forms a telescopic structure with the fixed seat 401 through the spring 402, the central axis of the fixed seat 401 is used as an axisymmetric arrangement of the spring 402, the sealing gasket 403 can be matched with the telescopic structure formed by the spring 402 and the fixed seat 401 to seal the exhaust end port of the air pump 2, when the air pump 2 works, the air pressure in the air pump 2 is increased to push out the sealing gasket 403 and exhaust the air, and when the air pump 2 stops working, the air pressure is reduced, the sealing gasket 403 is contracted under the drive of the spring 402 to be tightly attached to the exhaust end port to form a sealing effect, thus the condition that the air flow flows back after the equipment stops running is avoided, and the air extraction efficiency and the effect of the device are effectively improved;

the air pipe mechanism 5 is installed on the end of breathing in of air pump 2, air pipe mechanism 5 includes constant head tank 501, connecting seat 502 and exhaust tube 503, the constant head tank 501 is seted up on the end of breathing in of air pump 2, and connecting seat 502 is installed to the constant head tank 501 inner wall, connecting seat 502 outer wall connection has exhaust tube 503, be threaded connection between connecting seat 502 and the constant head tank 501, and assorted screw thread has all been seted up to constant head tank 501 inner wall and connecting seat 502 outer wall, such setting can be through the threaded connection of connecting seat 502 cooperation constant head tank 501, the material degree of depth of the processing of bleeding is carried out the suitability to the length of exhaust tube 503 as required and is adjusted the change, the suitability and the convenience of the device have been improved effectively.

Working principle: when the air extraction structure of the composite material vacuum leading-in device is needed, firstly, the connecting seat 502 is matched with the threaded connection of the positioning groove 501, the length of the air extraction pipe 503 is conveniently and rapidly adjusted and replaced according to the material depth required for air extraction processing, then, the air extraction pipe 503 is put into a composite material needing air extraction, secondly, a switch of the air pump 2 is opened, the air pump 2 starts air extraction, wherein the air extraction end port of the air pump 2 can be sealed by matching the sealing gasket 403 with a telescopic structure formed by the spring 402 and the fixing seat 401, when the air pump 2 works, the air pressure in the air pump 2 is increased, the sealing gasket 403 is pushed out and discharges air, after the air pump 2 stops working, the air pressure is reduced, the sealing gasket 403 is contracted under the drive of the spring 402 to be tightly attached to the air extraction end port to form a sealing effect, so that the condition of air flow backflow after equipment stops running is avoided, finally, the air extraction pipe 503 can be stored by driving the winding roller 303 to rotate, and the air extraction pipe 503 is prevented from being damaged and broken in the equipment transferring and transporting or winding process, and thus, the use of the composite material vacuum leading-in device is completely described.

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

Claims

1. An air extraction structure of a composite material vacuum leading-in device is characterized in that: including base (1), winding mechanism (3), hinder back mechanism (4) and trachea mechanism (5), air pump (2) are installed to base (1) outer wall upper end, winding mechanism (3) are installed on the outer wall of base (1), hinder back mechanism (4) and install on the exhaust end of air pump (2), trachea mechanism (5) are installed on the end of breathing in of air pump (2).

2. The suction structure of a composite vacuum infusion device according to claim 1, wherein: the winding mechanism (3) comprises a fixing frame (301), a hand wheel (302) and a winding roller (303), wherein the fixing frame (301) is installed at the upper end of the outer wall of the base (1), the hand wheel (302) is fixed on the outer side wall of the fixing frame (301), the winding roller (303) is connected to the bottom end of the hand wheel (302), and the winding roller (303) is fixed on the inner wall of the fixing frame (301).

3. The suction structure of a composite vacuum infusion device according to claim 2, wherein: the winding roller (303) and the fixing frame (301) form a rotating structure through a hand wheel (302), and the hand wheel (302) is arranged in an axisymmetric mode by taking the central axis of the winding roller (303).

4. The suction structure of a composite vacuum infusion device according to claim 1, wherein: the return blocking mechanism (4) comprises a fixing seat (401), a spring (402) and a sealing gasket (403), wherein the fixing seat (401) is installed on the exhaust end of the air pump (2), the spring (402) is welded at the upper end of the outer wall of the fixing seat (401), and the sealing gasket (403) is connected to the top end of the outer wall of the spring (402).

5. The pumping structure of a composite vacuum infusion device according to claim 4, wherein: the sealing gasket (403) and the fixing seat (401) form a telescopic structure through the spring (402), and the spring (402) is symmetrically arranged by taking the central axis of the fixing seat (401) as an axis.

6. The suction structure of a composite vacuum infusion device according to claim 1, wherein: the air pipe mechanism (5) comprises a positioning groove (501), a connecting seat (502) and an exhaust pipe (503), wherein the positioning groove (501) is formed in the air suction end of the air pump (2), the connecting seat (502) is mounted on the inner wall of the positioning groove (501), and the exhaust pipe (503) is connected to the outer wall of the connecting seat (502).

7. The suction structure of a composite vacuum infusion device according to claim 6, wherein: the connecting seat (502) is in threaded connection with the positioning groove (501), and matched threads are formed on the inner wall of the positioning groove (501) and the outer wall of the connecting seat (502).