CN218348007U

CN218348007U - Exhaust valve reliable in sealing

Info

Publication number: CN218348007U
Application number: CN202220571678.5U
Authority: CN
Inventors: 陈永裁; 陈永煌; 项秀莲; 王志欢; 宋冯欢
Original assignee: Bsg Fluid Technology Co ltd
Current assignee: Bsg Fluid Technology Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2023-01-20
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a reliable sealed discharge valve, including the discharge valve body, first mounting groove has been seted up to the up end of discharge valve body, there are four first connecting blocks, four in proper order fixed mounting in the outer wall upper end of discharge valve body first locating hole has all been seted up to the up end of first connecting block, the top of discharge valve body is equipped with the discharge valve lid, the second mounting groove has been seted up to the lower terminal surface of discharge valve lid. The utility model discloses beneficial effect: through setting up first connecting block, second connecting block and sealing washer for the device not only can make the dismantlement installation of device more convenient, work is more firm through mutually supporting of a plurality of first connecting blocks, second connecting block and fixing bolt, improves the sealed effect of discharge valve body and exhaust valve lid through the sealing washer, avoids long-time operative installations to appear the leakproofness and reduces, influences the use of device, and then the problem that makes the life reduction of device.

Description

Exhaust valve reliable in sealing

Technical Field

The utility model relates to an exhaust valve, concretely relates to reliable sealed exhaust valve.

Background

The exhaust valve is applied to exhaust of pipelines such as an independent heating system, a central heating system, a heating boiler, a central air conditioner, a floor heating system, a solar heating system and the like. When gas overflows from the system, the gas ascends along the pipeline and finally gathers at the highest point of the system, the exhaust valve is generally installed at the highest point of the system, when the gas enters the valve cavity of the exhaust valve and gathers at the upper part of the exhaust valve, the pressure rises along with the increase of the gas in the valve, when the gas pressure is higher than the system pressure, the gas can enable the water surface in the cavity to fall, the buoy falls along with the water level, and the exhaust port is opened; after the gas is exhausted, the water level rises, the buoy also rises along with the water level, and the exhaust port is closed. At present, the air tightness of the existing exhaust valve can be reduced after the exhaust valve is used for a long time, the normal use of the exhaust valve can be influenced by the reduction of the air tightness, and the service life of the exhaust valve is further reduced.

Therefore, based on the above problems, we have designed such a reliable sealing exhaust valve to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reliable sealed discharge valve to current discharge valve uses the gas tightness to reduce for a long time in the solution technique, and the reduction of gas tightness can influence the normal use of device, and then makes the problem that the life of device reduces.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a reliable sealed discharge valve, includes the discharge valve body, first mounting groove has been seted up to the up end of discharge valve body, the outer wall upper end of discharge valve body fixed mounting has four first connecting blocks in proper order, four first locating hole has all been seted up to the up end of first connecting block, the top of discharge valve body is equipped with the discharge valve lid, the second mounting groove has been seted up to the lower terminal surface of discharge valve lid, the position of second mounting groove and first mounting groove corresponds to each other, be equipped with the sealing washer between second mounting groove and the first mounting groove, the sealing washer is the rubber material, and the sealing washer card is established in second mounting groove and first mounting groove, the top in the second mounting groove is established on the up end top of sealing washer, the inboard bottom of first mounting groove is established on the lower terminal surface top of sealing washer, the outer wall lower extreme fixed mounting has four second connecting blocks in proper order, four the second locating hole has all been seted up to the up end of second connecting block, four the second locating hole corresponds to four first locating hole positions respectively, four second locating bolt all is equipped with fixing bolt, four fixing nut passes second locating hole and second locating hole in proper order.

Preferably, a valve core is arranged in the exhaust valve body, a plurality of through holes are formed in the valve core, and the through holes are arranged in sequence at equal intervals.

Preferably, the lower end face of the valve core is provided with a guide hole, the guide hole is positioned in the middle of the lower end face of the valve core, a guide rod is arranged below the valve core, and the guide rod is matched with the guide hole in size.

Preferably, the guide rod is inserted into the guide hole, the top end of the guide rod is fixedly installed at the top end of the inner side of the guide hole, and a limiting block is fixedly installed at one end, far away from the valve core, of the guide rod.

Preferably, the guide bar is sequentially sleeved with a sealing element and a water-resisting layer, the sealing element is located above the water-resisting layer, and the upper end face of the water-resisting layer is connected with the lower end face of the sealing element.

Preferably, the fixed block is fixedly mounted at the lower end of the outer wall surface of the exhaust valve body, the fixed block is sequentially provided with three fixed blocks, and mounting holes are formed in the upper end surface of each fixed block.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses, through setting up first connecting block, second connecting block and sealing washer, like this when needs dismantle maintenance inspection time measuring to the device, at first will insert and establish first locating hole, the nut on the fixing bolt in the second locating hole is dismantled, then pull down fixing bolt from the device in proper order, can upwards carry out drawing exhaust valve lid after fixing bolt is whole to be dismantled, dismantle exhaust valve body and exhaust valve lid separately, install it after the detection maintenance is good again, the installation step is the same with the step of telling, establish the sealing washer card in first mounting groove or second mounting groove before the installation can, compare traditional means, the addding of this device makes the device not only can make the dismantlement installation of device more convenient through a plurality of first connecting blocks, the second connecting block makes the dismantlement installation of device more convenient with fixing bolt's mutually supporting, work is more firm, improve the sealed effect of exhaust valve body and exhaust valve lid through the sealing washer, avoid long-time operative installations to appear the leakproofness to reduce, influence the use of device, and then the problem that makes the life of device reduce.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is the utility model discloses discharge valve body and case, guide bar, stopper, sealing member, exhaust valve gap explosion diagram.

Fig. 4 is the utility model discloses discharge valve body and case, guide bar, stopper, sealing member, exhaust valve gap explosion diagram.

Description of reference numerals:

1. a discharge valve body; 2. a first mounting groove; 3. a first connection block; 4. a first positioning hole; 5. an exhaust valve cover; 6. a second mounting groove; 7. a seal ring; 8. a second connecting block; 9. a second positioning hole; 10. fixing the bolt; 11. a valve core; 12. a guide hole; 13. a guide rod; 14. a limiting block; 15. a seal member; 16. a water barrier layer; 17. and fixing blocks.

Detailed Description

The utility model provides a reliable sealed exhaust valve as shown in figures 1-4, which comprises an exhaust valve body 1, wherein a first mounting groove 2 is arranged on the upper end surface of the exhaust valve body 1, four first connecting blocks 3 are fixedly arranged on the upper end of the outer wall surface of the exhaust valve body 1 in sequence, four first positioning holes 4 are arranged on the upper end surface of each first connecting block 3, an exhaust valve cover 5 is arranged above the exhaust valve body 1, a second mounting groove 6 is arranged on the lower end surface of the exhaust valve cover 5, the positions of the second mounting groove 6 and the first mounting groove 2 correspond to each other, a sealing ring 7 is arranged between the second mounting groove 6 and the first mounting groove 2, the sealing ring 7 is made of rubber material, the sealing ring 7 is clamped in the second mounting groove 6 and the first mounting groove 2, the top end of the upper end surface of the sealing ring 7 is arranged at the top end of the second mounting groove 6, the bottom end surface of the sealing ring 7 is arranged at the inner side of the first mounting groove 2, the lower end surface of the outer wall surface of the exhaust valve cover 5 is fixedly arranged with four second connecting blocks 8, the upper end surfaces of the second connecting blocks 8 are arranged with the positioning holes 9, and the positioning holes 9, the bolt device are arranged on the upper end of the second connecting blocks, and the bolt device, and the bolt device are more convenient for assembling and disassembling effect can be improved by comparing the four positioning holes with that the bolt devices arranged in sequence of the four second connecting blocks 10, the problem that the sealing performance of the device is reduced after long-time use, the use of the device is influenced, and the service life of the device is further reduced is solved.

Further, in the above technical scheme, a valve core 11 is arranged in the exhaust valve body 1, a plurality of through holes are formed in the valve core 11, the plurality of through holes are arranged in sequence at equal intervals, so that gas in the device can be conveniently discharged through the through holes, the arrangement of the plurality of through holes enables the exhaust effect of the device to be better, a guide hole 12 is formed in the lower end face of the valve core 11, the guide hole 12 is located in the middle of the lower end face of the valve core 11, a guide rod 13 is arranged below the valve core 11, the guide rod 13 is matched with the guide hole 12 in size, the guide rod 13 is inserted in the guide hole 12, the top end of the guide rod 13 is fixedly installed at the top end of the inner side of the guide hole 12, a limit block 14 is fixedly installed at one end of the guide rod 13, which is far away from the valve core 11, a sealing element 15 and a water stop layer 16 are sequentially sleeved on the guide rod 13, the sealing element 15 is located above the water stop block 16, the upper end face of the water stop block 13 is connected with the lower end face of the sealing element 15, so that the sealing element 15 and the water stop block 14 can guide the sealing element 15 and the water stop the sealing element 15 from the water stop element 15, and prevent the water stop element 15 from falling off the water stop element 15.

Further, in the above technical scheme, discharge valve body 1's outer wall surface lower extreme fixed mounting has fixed block 17, fixed block 17 is equipped with threely in proper order, and is three the mounting hole has all been seted up to the up end of fixed block 17, is convenient for set up positioning bolt in the mounting hole, through positioning bolt with device fixed mounting in the position of required installation, and then make the device more stable in the use.

Principle of operation

The implementation mode is specifically as follows: when a user needs to use the device, the user firstly checks whether the device has faults or not, if the device is timely eliminated, the device can be normally used if the device is not used, when the device needs to be disassembled and maintained, firstly, nuts inserted on the fixing bolts 10 in the first positioning hole 4 and the second positioning hole 9 are disassembled, then the fixing bolts 10 are sequentially disassembled from the device, after all the fixing bolts 10 are disassembled, the exhaust valve cover 5 can be lifted upwards, the exhaust valve body 1 and the exhaust valve cover 5 are disassembled and separated, after the device is detected and maintained, the exhaust valve body and the exhaust valve cover are installed, the installation steps are the same as the previous steps, before the installation, the sealing ring 15 is clamped in the first installation groove 2 or the second installation groove 6, when the device exhausts, the sealing piece 7 is separated from the valve core 11 under the action of gravity, gas is exhausted through a through hole in the valve core 11, the gas is exhausted along with the discharge of the gas, the gas continuously ascends to the water-resisting layer 16, the water-resisting layer 16 is driven by buoyancy to ascend until the sealing piece 15 is attached to the lower end face of the valve core 11, the water overflow is prevented, when the sealing piece 15 moves up and down, the guiding rod 13 can ensure that the horizontal sealing piece 15 is attached to further avoid the overflow phenomenon.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.

Claims

1. A reliable sealed discharge valve, includes discharge valve body (1), its characterized in that: the exhaust valve comprises an exhaust valve body (1), wherein a first mounting groove (2) is formed in the upper end face of the exhaust valve body (1), four first connecting blocks (3) are sequentially and fixedly mounted at the upper end of the outer wall face of the exhaust valve body (1), first positioning holes (4) are formed in the upper end faces of the four first connecting blocks (3), an exhaust valve cover (5) is arranged above the exhaust valve body (1), a second mounting groove (6) is formed in the lower end face of the exhaust valve cover (5), the second mounting groove (6) corresponds to the first mounting groove (2) in position, a sealing ring (7) is arranged between the second mounting groove (6) and the first mounting groove (2), the sealing ring (7) is made of rubber, the sealing ring (7) is clamped in the second mounting groove (6) and the first mounting groove (2), the upper end face of the sealing ring (7) abuts against the top end of the second mounting groove (6), the lower end face of the sealing ring (7) abuts against the bottom end of the first mounting groove (2), the outer wall face of the sealing ring (5) is provided with four second positioning holes (8), and the four second positioning holes (9) correspond to the four positioning holes (8) respectively, and fixing bolts (10) are arranged in the four second positioning holes (9), and one ends of the four fixing bolts (10) sequentially penetrate through the second positioning holes (9), the first positioning holes (4) and are fixedly connected with nuts.

2. A positive seal vent valve in accordance with claim 1, wherein: the exhaust valve is characterized in that a valve core (11) is arranged in the exhaust valve body (1), through holes are formed in the valve core (11), and the through holes are arranged in a plurality of mode and are arranged in sequence at equal intervals.

3. A positive seal vent valve as defined in claim 2 wherein: the lower end face of the valve core (11) is provided with a guide hole (12), the guide hole (12) is located in the middle of the lower end face of the valve core (11), a guide rod (13) is arranged below the valve core (11), and the guide rod (13) is matched with the guide hole (12) in size.

4. A positive seal vent valve in accordance with claim 3, wherein: the guide rod (13) is inserted into the guide hole (12), the top end of the guide rod (13) is fixedly installed at the top end of the inner side of the guide hole (12), and a limiting block (14) is fixedly installed at one end, far away from the valve core (11), of the guide rod (13).

5. A positive seal vent valve as defined in claim 3 wherein: the sealing device is characterized in that a sealing element (15) and a water-resisting layer (16) are sequentially sleeved on the guide rod (13), the sealing element (15) is located above the water-resisting layer (16), and the upper end face of the water-resisting layer (16) is connected with the lower end face of the sealing element (15).

6. A positive seal vent valve in accordance with claim 1, wherein: the outer wall surface lower extreme fixed mounting of discharge valve body (1) has fixed block (17), fixed block (17) are equipped with threely in proper order, and are three the mounting hole has all been seted up to the up end of fixed block (17).