Automatic exhaust functional part of expansion tank

Abstract

The utility model discloses an automatic exhaust functional part of an expansion tank, which belongs to the technical field of expansion tanks and comprises an expansion tank air bag, one side of the expansion tank air bag is fixedly communicated with an inflation inlet, and an exhaust auxiliary mechanism is arranged at the top of the expansion tank air bag. Gas entering the exhaust pipe can be doubly filtered through the second filter screen and the first filter screen, the interior of the spring safety valve is prevented from being blocked, one side of the first filter screen can be scraped through the impeller, one side of the second filter screen can be beaten through the vibration ball, and therefore the first filter screen and the second filter screen are cleaned, and the service life of the spring safety valve is prolonged. The adhesion of dust, chippings and other impurities on the filter screen I and the filter screen II is reduced, the normal use of the spring safety valve and the normal exertion of the exhaust function are ensured, and the installation of the guide sleeve can be limited through the limiting ring II and the telescopic rod, so that the stability of the spring safety valve after installation can be improved, the looseness of the spring safety valve during use is reduced, and the service life of the spring safety valve is prolonged. And the spring safety valve can be detached and replaced conveniently after being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of expansion tank, concretely to an automatic exhaust function component of expansion tank. BACKGROUND

[0002] An internal water system is formed in the expansion tank, and the gas mixed in the water will generate water hammer in the whole water system, resulting in unstable pressure of the whole water system. At this time, in order to maintain the stability of the pressure in the expansion tank, people usually increase an exhaust valve on the expansion tank.

[0003] In the prior art, although the automatic exhaust function can be realized through the exhaust valve, the exhaust valve will be blocked by impurities in the system during long-term use, resulting in that the exhaust valve cannot be closed tightly or cannot be normally opened, thereby affecting the normal play of the exhaust function. Based on this, the utility model designs an automatic exhaust function component of expansion tank to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an automatic exhaust function component of expansion tank to solve the problem that the exhaust valve cannot be closed tightly or cannot be normally opened due to being blocked by impurities in the system during long-term use, thereby affecting the normal play of the exhaust function.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an automatic exhaust function component of expansion tank, including expansion tank air bag, one side of expansion tank air bag is fixedly connected with inflation port, the top of expansion tank air bag is provided with exhaust auxiliary mechanism, exhaust auxiliary mechanism includes exhaust pipe, guide shaft and filter screen two, the bottom of exhaust pipe is fixedly connected with expansion tank air bag, the inner wall of exhaust pipe is slidably connected with filter screen two, the top of filter screen two is overlapped with vibrating ball, the top of vibrating ball is fixedly connected with movable rod, and the top of filter screen two is rotatably connected with support rod, the top of support rod is fixedly connected with guide shaft, the top of guide shaft is rotatably connected with filter screen one, the top of filter screen one is fixedly connected with fixed ring, the outer ring surface of fixed ring is clampedly connected with the inner wall of exhaust pipe, the bottom of filter screen one is rotatably connected with impeller, and the inner ring surface of impeller is fixedly connected with guide shaft.

[0006] Preferably, the outer ring surface of the guide shaft is provided with a guide groove, and a connecting rod is slidably connected in the guide groove.

[0007] Preferably, the side of the movable rod is slidably connected with a guide strip, the top of the guide strip is fixedly connected with a connecting disc, and the connecting disc is penetrated by the guide shaft.

[0008] Preferably, the connecting disc is rotatably connected with the guide shaft, and the top of the connecting disc is rotatably connected with the impeller.

[0009] Preferably, the top of the exhaust pipe is provided with a spring safety valve, a valve rod is installed on the top of the spring safety valve, and a reinforcing disc is fixedly connected to the bottom of the spring safety valve.

[0010] Preferably, the bottom of the reinforcing disc is fixedly connected with a guide sleeve, auxiliary grooves are formed in the outer ring surface of the guide sleeve, and an extension rod is slidably connected in the auxiliary grooves.

[0011] Preferably, one end of the extension rod is fixedly connected with the exhaust pipe, a telescopic rod is fixedly connected to the bottom of the extension rod, the inner rod and the outer rod of the telescopic rod are connected through threads, a limiting ring two is inserted into the bottom of the telescopic rod, a limiting ring one is arranged at the bottom of the limiting ring two, and the inner ring surface of the limiting ring one is fixedly connected with the exhaust pipe.

[0012] Preferably, the inner ring surface of the limiting ring two is connected with the guide sleeve through threads, and the inner ring surface of the limiting ring two is connected with the exhaust pipe through threads.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] (1) The filter screen two and the filter screen one can double-filter the gas entering the exhaust pipe, avoid the internal blockage of the spring safety valve, the filter screen one side can be scraped by the impeller, and the filter screen two side can be hit by the vibrating ball, so that the filter screen one and the filter screen two are cleaned, the adhesion of dust, debris and other impurities on the filter screen one and the filter screen two is reduced, and the normal use of the spring safety valve and the normal play of the exhaust function are ensured.

[0015] (2) The opening of the valve can be automatically adjusted by the spring safety valve, the connection of the guide sleeve and the exhaust pipe can be guided by the extension rod and the auxiliary grooves, and the installation of the guide sleeve can be limited by the limiting ring two and the telescopic rod, so that the stability of the spring safety valve after installation can be improved, the loosening of the spring safety valve during use can be reduced, and the disassembly and replacement of the damaged spring safety valve are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a reinforcing disc structure installation schematic view of the utility model;

[0019] Figure 3 It is the installation schematic view of the limiting ring two structure of the utility model;

[0020] Figure 4 It is the installation schematic view of the filter screen one and filter screen two structure of the utility model;

[0021] Figure 5 It is the installation schematic view of the connecting disc structure of the utility model.

[0022] In the drawing, the component list represented by each sign is as follows:

[0023] 1-spring safety valve, 2-inflatable tank air bag, 3-guide sleeve, 4-limiting ring one, 5-exhaust pipe, 6-telescopic rod, 7-limiting ring two, 8-extended rod, 9-fixing ring, 10-filter screen one, 11-guide shaft, 12-filter screen two, 13-impeller, 14-movable rod, 15-guide strip, 16-vibration ball, 17-connecting rod, 18-guide groove, 19-connecting disc, 20-supporting rod, 21-valve rod, 22-inflation port, 23-reinforcing disc. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely 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, rather than 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.

[0025] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of inflatable tank automatic exhaust function component, including inflatable tank air bag 2, inflatable tank air bag 2 side fixed communication has inflation port 22, inflatable tank air bag 2 top is provided with exhaust auxiliary mechanism, exhaust auxiliary mechanism includes exhaust pipe 5, guide shaft 11 and filter screen two 12, exhaust pipe 5 bottom and inflatable tank air bag 2 fixed communication, exhaust pipe 5 inner wall and filter screen two 12 slidingly connect, filter screen two 12 top lap has vibration ball 16, vibration ball 16 top fixedly connected with movable rod 14, and filter screen two 12 top rotationally connects with supporting rod 20, supporting rod 20 top and guide shaft 11 fixedly connected, guide shaft 11 top rotationally connects with filter screen one 10, filter screen one 10 top fixedly connected with fixed ring 9, fixed ring 9 outer ring surface and exhaust pipe 5 inner wall snap connection, filter screen one 10 bottom rotationally connects with impeller 13, impeller 13 inner ring surface and guide shaft 11 fixedly connected.

[0026] The outer ring surface of the guide shaft 11 is provided with a guide groove 18, the guide groove 18 is slidably connected with a connecting rod 17, one end of the connecting rod 17 is fixedly connected with the movable rod 14, one side of the movable rod 14 is slidably connected with a guide strip 15, the top of the guide strip 15 is fixedly connected with a connecting disc 19, the connecting disc 19 is penetrated by the guide shaft 11, the connecting disc 19 is rotatably connected with the guide shaft 11, and the top of the connecting disc 19 is rotatably connected with the impeller 13.

[0027] Wherein, the inflation port 22 can be used to inflate the inside of the inflatable tank air bag 2, the exhaust pipe 5 can be used to assist the gas inside the inflatable tank air bag 2 to be discharged, the filter screen two 12 and the filter screen one 10 can be used to double filter the gas passing through the exhaust pipe 5, so as to avoid dust and debris from entering the spring safety valve 1 and causing the spring safety valve 1 to be blocked, the filter screen two 12 can be used to support the bottom of the support rod 20, so as to facilitate the stable rotation of the guide shaft 11 and the support rod 20 on the top of the filter screen two 12, and then the impeller 13 rotates with the flow of the gas, the filter screen one 10 is scraped on one side by the rotation of the impeller 13, so as to realize the cleaning of the filter screen one 10, when the impeller 13 rotates, the connecting disc 19 does not rotate, the connecting disc 19 is used to support the guide strip 15, the connecting rod 17 slides along the guide groove 18 on the guide shaft 11, so as to realize the lifting adjustment of the movable rod 14 in the guide strip 15, and then the vibration ball 16 is driven to hit the filter screen two 12 intermittently, so as to reduce the adhesion of dust and debris on the bottom of the filter screen two 12.

[0028] Please refer to Figures 1-3 , the spring safety valve 1 is arranged at the top of the exhaust pipe 5, the valve rod 21 is installed at the top of the spring safety valve 1, the reinforcing disc 23 is fixedly connected to the bottom of the spring safety valve 1, the guide sleeve 3 is fixedly connected to the bottom of the reinforcing disc 23, the outer ring surface of the guide sleeve 3 is provided with an auxiliary groove, the extension rod 8 is slidably connected in the auxiliary groove, one end of the extension rod 8 is fixedly connected with the exhaust pipe 5, the bottom of the extension rod 8 is fixedly connected with the telescopic rod 6, the inner rod and the outer rod of the telescopic rod 6 are connected through threads, the bottom of the telescopic rod 6 is inserted with the limiting ring two 7, the limiting ring one 4 is arranged at the bottom of the limiting ring two 7, the inner ring surface of the limiting ring one 4 is fixedly connected with the exhaust pipe 5, the inner ring surface of the limiting ring two 7 is connected with the guide sleeve 3 through threads, and the inner ring surface of the limiting ring two 7 is connected with the exhaust pipe 5 through threads.

[0029] The spring safety valve 1 is supported at the bottom by the exhaust pipe 5, the installation of the guide sleeve 3 is guided by the extension rod 8, the guide sleeve 3 is reinforced by the threaded connection between the limiting ring two 7 and the guide sleeve 3, the loosening of the guide sleeve 3 is reduced, the inner rod and the outer rod of the telescopic rod 6 are connected by the threaded connection, the use length of the telescopic rod 6 is adjusted by rotating the inner rod, the use position of the limiting ring two 7 is limited by the plug connection between the bottom end of the telescopic rod 6 and the limiting ring two 7, the stability of the guide sleeve 3 and the limiting ring two 7 during use is improved, the stable installation and use of the spring safety valve 1 are ensured, the subsequent quick installation and disassembly of the damaged spring safety valve 1 on the top of the exhaust pipe 5 is facilitated, and the exhaust pipe 5 is in the shape of a horn, the gas is more easily discharged by the centrifugal force and the buoyancy of the gas.

[0030] The working principle of the whole is that, when the whole device is used, the gas in the expansion tank air bag 2 is discharged through the exhaust pipe 5, first passes through the filter screen two 12 and then passes through the filter screen one 10 to enter the spring safety valve 1 through the exhaust pipe 5, and is discharged from the outlet on one side of the spring safety valve 1, when the air flows in the exhaust pipe 5, the impeller 13 is driven to rotate to scrape off the dust accumulated on one side of the filter screen one 10, when the guide shaft 11 rotates, the connecting rod 17 moves along the guide groove 18 to drive the movable rod 14 to slide up and down along the guide strip 15, and then drives the vibration ball 16 to contact or separate from the filter screen two 12, the filter screen two 12 is hit by the vibration ball 16 rising and falling, so that the dust adhered to the bottom of the filter screen two 12 falls faster, the pore diameters of the filter screen two 12 and the filter screen one 10 are different, so that the debris and dust can be prevented from entering the spring safety valve 1 to block the spring safety valve 1, when the system pressure rises to a certain degree, the valve is automatically opened to discharge the gas, and when the pressure decreases to a certain range, the valve is automatically closed to realize automatic exhaust.

[0031] When the spring safety valve 1 is damaged and needs to be disassembled and replaced, the inner rod of the telescopic rod 6 is rotated to separate the inner rod of the telescopic rod 6 from the limiting ring two 7, then the limiting ring two 7 is rotated to move downward and separate from the guide sleeve 3, then the guide sleeve 3 is moved upward along the extension rod 8 to separate from the extension rod 8, at this time, the spring safety valve 1, the reinforcing disc 23 and the guide sleeve 3 can be quickly taken off from above the exhaust pipe 5 for replacement, the fixed ring 9 is moved upward to take out the fixed ring 9, the filter screen one 10, the guide shaft 11 and the filter screen two 12 synchronously.

[0032] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments described. Obviously, according to the content of the description, many modifications and changes can be made. The description selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. An inflation tank automatic exhaust function component, comprising an inflation tank air bag (2), one side of which is fixedly connected with an inflation port (22), characterized in that: the top of the inflation tank air bag (2) is provided with an exhaust auxiliary mechanism, which comprises an exhaust pipe (5), a guide shaft (11) and a filter screen two (12), the bottom of the exhaust pipe (5) is fixedly connected with the inflation tank air bag (2), the inner wall of the exhaust pipe (5) is slidably connected with the filter screen two (12), the top of the filter screen two (12) is overlapped with a vibrating ball (16), the top of the vibrating ball (16) is fixedly connected with a movable rod (14), and the top of the filter screen two (12) is rotatably connected with a support rod (20), the top of the support rod (20) is fixedly connected with the guide shaft (11); the top of the guide shaft (11) is rotatably connected with a filter screen one (10), the top of the filter screen one (10) is fixedly connected with a fixed ring (9), the outer ring surface of the fixed ring (9) is clampedly connected with the inner wall of the exhaust pipe (5), and the bottom of the filter screen one (10) is rotatably connected with an impeller (13), and the inner ring surface of the impeller (13) is fixedly connected with the guide shaft (11). The outer ring surface of the guide shaft (11) is provided with a guide groove (18), the guide groove (18) is slidably connected with a connecting rod (17), and one end of the connecting rod (17) is fixedly connected with the movable rod (14). One side of the movable rod (14) is slidably connected with a guide strip (15), the top of the guide strip (15) is fixedly connected with a connecting disc (19), and the connecting disc (19) is penetrated by the guide shaft (11).

2. The automatic de-aeration function component of an expansion tank according to claim 1, characterized in that: The connecting disc (19) is rotatably connected with the guide shaft (11), and the top of the connecting disc (19) is rotatably connected with the impeller (13).

3. The automatic de-aeration function component for an expansion tank according to claim 1, characterized in that: The top of the exhaust pipe (5) is provided with a spring safety valve (1), the top of the spring safety valve (1) is mounted with a valve rod (21), and the bottom of the spring safety valve (1) is fixedly connected with a reinforcing disc (23).

4. The automatic de-aeration function component of an expansion tank according to claim 3, characterized in that: The bottom of the reinforcing disc (23) is fixedly connected with a guide sleeve (3), the outer ring surface of the guide sleeve (3) is provided with an auxiliary groove, and the auxiliary groove is slidably connected with an extension rod (8).

5. The automatic de-aeration function component of an expansion tank according to claim 1, characterized in that: One end of the extension rod (8) is fixedly connected with the exhaust pipe (5), and the bottom of the extension rod (8) is fixedly connected with a telescopic rod (6), the inner rod and the outer rod of the telescopic rod (6) are connected through threads, the bottom of the telescopic rod (6) is inserted with a limiting ring two (7), the bottom of the limiting ring two (7) is provided with a limiting ring one (4), and the inner ring surface of the limiting ring one (4) is fixedly connected with the exhaust pipe (5).

6. The automatic de-aeration function component of an expansion tank according to claim 5, characterized in that: The inner ring surface of the limiting ring two (7) is connected with the guide sleeve (3) through threads, and the inner ring surface of the limiting ring two (7) is connected with the exhaust pipe (5) through threads.

7. The automatic de-aeration function component of an expansion tank according to claim 6, characterized in that: ​ 8. The automatic de-aeration function component of an expansion tank according to claim 7, characterized in that: ​

Images