阅读说明：本技术 具有隔断结构的过载阀 (Overload valve with partition structure ) 是由 冯森蕾 于 2019-11-13 设计创作，主要内容包括：本发明公开了一种具有隔断结构的过载阀,包括阀门本体,所述阀门本体的左侧顶端开设有进气口,且进气口的内壁与第一挡板的表面相抵触,所述第一挡板的右侧固定连接有第一弹簧,且第一弹簧远离第一挡板的一端固定连接有第二挡板,所述第二挡板的内部固定连接有第一伸缩杆,且第一伸缩杆的内部固定连接有第二弹簧,所述第二弹簧远离第一伸缩杆的一端固定连接有第二伸缩杆。本发明设置有转动杆与移动杆,便于第三挡板的前后移动,从而便于过载阀的隔断,通过第一挡板与第一弹簧,使压力不够的气体通过泄气通道排至内腔的内部,从而可以有效的防止过载阀频跳。(The invention discloses an overload valve with a partition structure, which comprises a valve body, wherein the top end of the left side of the valve body is provided with an air inlet, the inner wall of the air inlet is abutted against the surface of a first baffle, the right side of the first baffle is fixedly connected with a first spring, one end of the first spring, far away from the first baffle, is fixedly connected with a second baffle, the inside of the second baffle is fixedly connected with a first telescopic rod, the inside of the first telescopic rod is fixedly connected with a second spring, and one end of the second spring, far away from the first telescopic rod, is fixedly connected with a second telescopic rod. The invention is provided with the rotating rod and the moving rod, so that the third baffle plate can move back and forth conveniently, the overload valve can be conveniently cut off, and gas with insufficient pressure can be discharged into the inner cavity through the gas release channel through the first baffle plate and the first spring, so that the overload valve can be effectively prevented from frequently jumping.)

1. Overload valve with cut off structure, including valve body (1), its characterized in that: the valve comprises a valve body (1), wherein an air inlet (2) is formed in the top end of the left side of the valve body (1), the inner wall of the air inlet (2) is abutted to the surface of a first baffle (3), a first spring (4) is fixedly connected to the right side of the first baffle (3), a second baffle (5) is fixedly connected to one end, away from the first baffle (3), of the first spring (4), a first telescopic rod (6) is fixedly connected to the inside of the second baffle (5), a second spring (7) is fixedly connected to the inside of the first telescopic rod (6), a second telescopic rod (8) is fixedly connected to one end, away from the first telescopic rod (6), of the second telescopic rod (8), a fixed plate (9) is fixedly connected to one end, away from the first telescopic rod (6), of the fixed plate (9) is fixedly connected to the surface of a fixed rod (10), and the fixed rod (10) is fixedly connected to the inner wall of an air leakage opening (13), inner chamber (11) have been seted up to the inside of valve body (1), and the left side top of inner chamber (11) has seted up disappointing passageway (12), the right side fixedly connected with connecting block (14) of valve body (1), and the inside of connecting block (14) is inserted and is equipped with dwang (15), the fixed surface of dwang (15) is connected with shelves pole (16), the left side of dwang (15) is inserted and is established the inside of carriage release lever (17), and the fixed surface of carriage release lever (17) is connected with first slider (18), dwang (15) are inserted and are established one end fixed surface of carriage release lever (17) inside and are connected with second slider (20), the one end fixedly connected with third baffle (19) of dwang (15) are kept away from in carriage release lever (17).

2. The overload valve having a partition structure according to claim 1, wherein: the telescopic structure is characterized in that the first telescopic rod (6) is cylindrical, the second telescopic rod (8) is cylindrical, and the first telescopic rod (6) and the second telescopic rod (8) form a telescopic structure.

3. The overload valve having a partition structure according to claim 1, wherein: the air leakage channel (12) is L-shaped, and two ends of the air leakage channel (12) are communicated with the air inlet (2) and the inner cavity (11).

4. The overload valve having a partition structure according to claim 1, wherein: the inner wall of the moving rod (17) is provided with circular grooves, the second sliding blocks (20) are provided with four groups, and the circular grooves formed in the inner wall of the moving rod (17) and the second sliding blocks (20) form a sliding structure.

5. The overload valve having a partition structure according to claim 1, wherein: first baffle (3) are cylindrical, third baffle (19) are cylindrical, the surface veneer of disappointing mouth (13) and third baffle (19) has rubber packing.

6. The overload valve having a partition structure according to claim 1, wherein: the connecting block is characterized in that a groove is formed in the connecting block (14), the stop rod (16) is cylindrical, and the size of the inner wall of the groove formed in the connecting block (14) is larger than the size of the surface of the stop rod (16).

Technical Field

The invention relates to the technical field of overload valves, in particular to an overload valve with a partition structure.

Background

The overload valve is mainly used in the occasion with overlarge pressure, when the pressure is larger than a set value, the valve inner sheet is jacked open to release the pressure in time, the pressure is restored to the original position after being reduced, the overload valve is not greatly different from a safety valve, when the pressure in equipment or a pipeline exceeds the set pressure of the overload valve, the overload valve automatically opens to release the pressure, the medium pressure in the equipment or the pipeline is ensured to be below the set pressure, the equipment and the pipeline are protected, and accidents are prevented.

Present overload valve is at the during operation, when the too big needs pressure release of pressure, after gaseous pressure release is accomplished, the inside existence of overload valve persists gaseously, because residual gas pressure is not enough to be sealed constantly in overload valve and assaults the valve inner leaf, lead to overload valve to take place the frequency jump, make the impaired emergence accident of overload valve, overload valve is when not needing the pressure release simultaneously, because current overload valve does not possess the wall device a lot, consequently need an overload valve with wall structure to solve above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide an overload valve with a partition structure, which aims to solve the problems that the overload valve proposed in the background art is frequently jumped and the overload valve does not have a partition device.

In order to achieve the purpose, the invention provides the following technical scheme: an overload valve with a partition structure comprises a valve body, wherein an air inlet is formed in the top end of the left side of the valve body, the inner wall of the air inlet is abutted against the surface of a first baffle, a first spring is fixedly connected to the right side of the first baffle, a second baffle is fixedly connected to one end, away from the first baffle, of the first spring, a first telescopic rod is fixedly connected to the inner part of the second baffle, a second spring is fixedly connected to the inner part of the first telescopic rod, a second telescopic rod is fixedly connected to one end, away from the first telescopic rod, of the second spring, a fixing plate is fixedly connected to one end, away from the first telescopic rod, of the second telescopic rod, a fixing rod is fixedly connected to the surface of the fixing plate, one end, away from the fixing plate, of the fixing rod is fixedly connected to the inner wall of an air leakage opening, an inner cavity is formed, the utility model discloses a valve body, including valve body, connecting block, dwang, fixed surface of dwang, the fixed surface of dwang is connected with the shelves pole, the left side of dwang is inserted and is established in the inside of carriage release lever, and the first slider of fixed surface of carriage release lever is connected with, the dwang is inserted and is established in the inside one end fixed surface of carriage release lever and be connected with the second slider, the one end fixedly connected with third baffle of dwang is kept away from to the carriage release lever.

Preferably, the first telescopic rod is cylindrical, the second telescopic rod is cylindrical, and the first telescopic rod and the second telescopic rod form a telescopic structure.

Preferably, the air leakage channel is L-shaped, and two ends of the air leakage channel are communicated with the air inlet and the inner cavity.

Preferably, the inner wall of the moving rod is provided with four groups of circular grooves, and the circular grooves formed in the inner wall of the moving rod and the second sliding blocks form a sliding structure.

Preferably, the first baffle is cylindrical, the third baffle is cylindrical, and the surface of air leakage opening and third baffle is glued with a rubber sealing gasket.

Preferably, the connecting block is provided with a groove inside, the stop lever is cylindrical, and the size of the inner wall of the groove formed inside the connecting block is larger than the size of the surface of the stop lever.

Compared with the prior art, the invention has the beneficial effects that: this overload valve with cut off structure is provided with dwang and carriage release, the back-and-forth movement of the third baffle of being convenient for to the wall of overload valve through first baffle and first spring, makes the not enough gas of pressure arrange to the inside of inner chamber through disappointing the passageway, thereby can effectually prevent that overload valve from jumping frequently.

(1) The device is provided with dwang and carriage release lever, drives the removal of carriage release lever through promoting the dwang, and the removal of carriage release lever drives the removal of third baffle, and when the surface of third baffle and the inner wall of disappointing mouthful inconsistent, rotate the dwang, make a grade pole block in the inside recess that sets up of connecting block to be convenient for transship the wall of valve.

(2) The device makes first baffle remove through the elasticity of first spring, can make gas when the surface of the first baffle of extrusion, when first baffle removed when disappointing passageway opening rear, gas can be discharged to the inside of inner chamber through disappointing the passageway, can make unnecessary not have the gas outgoing who discharges to can effectually prevent that overload valve from jumping frequently.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic top sectional view of a rotating rod and a stopper rod according to the present invention;

FIG. 3 is a side cross-sectional view of the rotating lever and second slider structure of the present invention;

FIG. 4 is a schematic cross-sectional side view of a connecting block structure according to the present invention;

fig. 5 is a schematic front sectional view of the first and second extendable rods of the present invention.

In the figure: 1. a valve body; 2. an air inlet; 3. a first baffle plate; 4. a first spring; 5. a second baffle; 6. a first telescopic rod; 7. a second spring; 8. a second telescopic rod; 9. a fixing plate; 10. fixing the rod; 11. an inner cavity; 12. an air escape channel; 13. an air escape opening; 14. connecting blocks; 15. rotating the rod; 16. a gear lever; 17. a travel bar; 18. a first slider; 19. a third baffle plate; 20. and a second slider.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: an overload valve with a partition structure comprises a valve body 1, wherein the top end of the left side of the valve body 1 is provided with an air inlet 2, the inner wall of the air inlet 2 is abutted against the surface of a first baffle plate 3, the first baffle plate 3 is cylindrical, a third baffle plate 19 is cylindrical, a rubber sealing gasket is glued on the surfaces of an air leakage opening 13 and the third baffle plate 19, the rubber sealing gasket is glued on the surface of the air leakage opening 13 and the third baffle plate 19, leakage can be effectively prevented, the right side of the first baffle plate 3 is fixedly connected with a first spring 4, one end, far away from the first baffle plate 3, of the first spring 4 is fixedly connected with a second baffle plate 5, the inside of the second baffle plate 5 is fixedly connected with a first telescopic rod 6, the first telescopic rod 6 is cylindrical, the second telescopic rod 8 is cylindrical, the first telescopic rod 6 and the second telescopic rod 8 form a telescopic structure, and the second telescopic rod 6 and the second telescopic rod 8 form a telescopic structure, can make valve body 1 when discharge gas, the surface of first baffle 3 is strikeed when gas pressure is big, when first baffle 3 rearward movement, drives second baffle 5 rearward movement through first spring 4, when gas emission is accomplished, can make second baffle 5 kick-back, when residual gas pressure is not enough, can arrange gas to the inside of inner chamber 11 through losing heart passageway 12.

As a further aspect of the present invention, a second spring 7 is fixedly connected inside the first telescopic rod 6, one end of the second spring 7, which is far away from the first telescopic rod 6, is fixedly connected with a second telescopic rod 8, one end of the second telescopic rod 8, which is far away from the first telescopic rod 6, is fixedly connected with a fixing plate 9, the surface of the fixing plate 9 is fixedly connected with a fixing rod 10, one end of the fixing rod 10, which is far away from the fixing plate 9, is fixedly connected with the inner wall of a gas release opening 13, an inner cavity 11 is formed inside the valve body 1, the left top end of the inner cavity 11 is provided with a gas release channel 12, the gas release channel 12 is provided with an L shape, two ends of the gas release channel 12 are communicated with the gas inlet 2 and the inner cavity 11, residual gas inside the gas inlet 2 can be discharged through the gas release channel 12, frequency jump caused by the, the connecting block 14 is internally provided with a groove, the stop lever 16 is cylindrical, the size of the inner wall of the groove arranged in the connecting block 14 is larger than the size of the surface of the stop lever 16, the third baffle 19 can be fixed when being separated by clamping the groove arranged in the connecting block 14 with the stop lever 16, the rotating lever 15 is inserted in the connecting block 14, the stop lever 16 is fixedly connected to the surface of the rotating lever 15, the left side of the rotating lever 15 is inserted in the moving lever 17, the inner wall of the moving lever 17 is provided with circular grooves, the second slider 20 is provided with four groups, the circular grooves arranged in the inner wall of the moving lever 17 and the second slider 20 form a sliding structure, the rotating lever 15 can be fixed in the moving lever 17 by the second slider 20, the moving lever 17 can not rotate when the rotating lever 15 rotates, the first slider 18 is fixedly connected to the surface of the moving lever 17, and the second slider 20 is fixedly connected to the surface of one end of the rotating lever, a third baffle plate 19 is fixedly connected to the end of the moving rod 17 remote from the rotating rod 15.

The working principle is as follows: during the use, when valve body 1 needs to cut off, according to figure 1, drive the carriage release lever 17 through promoting dwang 15 and move, when carriage release lever 17 moves, drive third baffle 19 and move, when the surface of third baffle 19 is inconsistent with the inner wall of losing vent 13, rotate dwang 15, make dwang 15 block in the recess that connecting block 14 inner wall was seted up, thereby can make valve body 1 cut off, according to figure 3, dwang 15 can make dwang 15 fix in the inside of carriage release lever 17 through second slider 20, can make dwang 15 rotate simultaneously, carriage release lever 17 does not rotate, according to figure 1, carriage release lever 17 passes through fixed surface's first slider 18, move in the inside recess of seting up in valve body 1 right side, can effectually prevent the rotation that carriage release lever 17 takes place when using.

When gas pressure is sufficient and needs to be discharged, through the second spring 7 fixed inside the first telescopic link 6 and the second telescopic link 8, the second baffle 5 moves backwards, so that gas is discharged, when gas which is not completely discharged exists inside the gas inlet 2, according to the attached drawing 1, redundant gas extrudes the surface of the first baffle 3, the first baffle 3 can move through the elastic force of the first spring 4, the second baffle 5 passes through the first telescopic link 6 and the second telescopic link 8, so that when the gas pressure is insufficient, the first baffle 3 moves the second baffle 5 and does not move, when the first baffle 3 moves to the rear of the opening of the air leakage channel 12, redundant gas can be discharged to the inside of the inner cavity 11 through the air leakage channel 12, thereby being capable of discharging redundant gas, and effectively preventing the overload valve from frequency hopping.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.