CN207018588U - A kind of leakage-proof pressure valve - Google Patents

Abstract

The utility model discloses a kind of leakage-proof pressure valve, including valve body and valve block, the upper end of the valve body is provided with valve block, and the upper end of the valve block is provided with the first spring, and the upper end of first spring is provided with fixed block, the upper end of the valve body is provided with nose bar, the upper end of the nose bar is provided with groove, and the damping device includes the first foam-rubber cushion, and the middle part of the outer rim is provided with the second foam-rubber cushion, the upper end of second foam-rubber cushion is provided with the second cross bar, and outer rim is connected by the second foam-rubber cushion with the second cross bar.The leakage-proof pressure valve; valve block can be withstood, be not easy out, good airproof performance by the elastic force of the first spring; when pressure is excessive; valve block can be held by top, and the cooperation of block rubber and the first cross bar is driven by the first foam-rubber cushion in damping device, passes through the effect of the 3rd spring force; pass through the cooperation of the first cushion block and the second foam-rubber cushion; impulsive force during whereabouts can be reduced, play a part of protecting valve block, make valve block be not easy to be damaged.

Description

A kind of leakage-proof pressure valve

Technical field

Pressure valve technical field is the utility model is related to, specially a kind of leakage-proof pressure valve.

Background technology

Pressure valve there is not specified pressure Open valve to realize by reaching, and existing pressure valve mainly has valve body, valve Lid, valve disc and spring composition, when work, water flow pressure reach needed for pressure value top valve opening disk, valve disc compression spring will Water is discharged, when pressure value reduces, passage that valve disc is blocked in valve seat again under the action of the spring, such as Application No. 201320536580.7 utility model patent, including valve seat and bonnet, the bonnet is arranged on valve seat, on described bonnet Provided with osculum, fluid passage is provided with the centre of valve seat, described fluid passage top is tapered, although solving the practical longevity Order the problem of short, but for protecting valve block, reduce the impulsive force that valve block falls, this problem is not solved also well Certainly.

The content of the invention

The purpose of this utility model is to provide a kind of leakage-proof pressure valve, asked with solve to propose in above-mentioned background technology Topic.

To achieve the above object, the utility model provides following technical scheme：A kind of leakage-proof pressure valve, including valve body and valve Block, the upper end of the valve body are provided with valve block, and the upper end of the valve block is provided with the first spring, and the upper end of first spring is provided with admittedly Determine block, the upper end of the valve body is provided with nose bar, and the upper end of the nose bar is provided with groove, and the nose bar and groove match are described The inner cushion device of groove, the damping device include the first foam-rubber cushion, and first foam-rubber cushion passes through block rubber and first Cross bar is connected, and first cross bar is connected by the 3rd spring with fixture block, and the inner chamber of the 3rd spring is provided with the 3rd connecting rod, The fixture block is connected by the 3rd connecting rod with the first cushion block, and the outer wall of first cushion block is provided with outer rim, the outer rim It is connected by rotating shaft with clamping bar, the clamping bar is connected by the 4th spring with outer rim, and the middle part of the outer rim is provided with second Foam-rubber cushion, the upper end of second foam-rubber cushion are provided with the second cross bar, and the outer rim passes through the second foam-rubber cushion and the second cross bar phase Even.

Preferably, the fixed block is connected by head rod with slideway, and the inside of the slideway is provided with second spring, The second spring is connected by slideway with sliding block, and the sliding block is connected by the 4th connecting rod with valve block.

Preferably, the lower end of the valve block is provided with rubber blanket.

Preferably, the centre of first spring is provided with the second connecting rod.

Preferably, the upper end of the valve block is provided with the second cushion block.

Compared with prior art, the beneficial effects of the utility model are：The leakage-proof pressure valve, pass through the elastic force of the first spring Valve block can be withstood, be not easy out, good airproof performance, when pressure is excessive, valve block can be held by top, pass through the first sea in damping device Continuous rim strip moves the cooperation of block rubber and the first cross bar, by the effect of the 3rd spring force, passes through the first cushion block and the second sea The cooperation of silk floss pad, can reduce impulsive force during whereabouts, play a part of protecting valve block, make valve block be not easy to be damaged.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is damping device structural representation of the present utility model；

Fig. 3 is the 4th spring structure schematic diagram of the present utility model.

In figure：1st, fixed block, the 2, first spring, 3, second spring, 4, head rod, the 5, second connecting rod, 6, damping Device, the 601, first cushion block, the 602, the 3rd connecting rod, 603, fixture block, 604, block rubber, the 605, first foam-rubber cushion, 606, first Cross bar, the 607, the 3rd spring, the 608, second cross bar, 609, outer rim, 610, rotating shaft, the 611, the 4th spring, 612, clamping bar, 613, Second foam-rubber cushion, 7, valve body, 8, rubber blanket, 9, valve block, 10, nose bar, 11, groove, the 12, the 4th connecting rod, 13, sliding block, 14, Two cushion blocks, 15, slideway.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of leakage-proof pressure valve, including valve body 7 and valve block 9, the upper end of valve body 7 is provided with valve block 9, and valve block 9 plays a part of closing, and the lower end of valve block 9 is provided with rubber blanket 8, and rubber blanket 8 plays The effect of valve block 9 is protected, the upper end of valve block 9 is provided with the second cushion block 14, and the second cushion block 14 plays a part of protecting valve block 9, valve block 9 Upper end be provided with the first spring 2, the centre of the first spring 2 is provided with the second connecting rod 5, and the second connecting rod 5 plays to the first spring 2 Stable effect, the first spring 2 prop up valve block 9 when acting on no excessive pressure by elastic force, and the upper end of the first spring 2 is set There is fixed block 1, when pressure is more than the first spring 2, valve block 9 is jacked up, and by the cooperation of sliding block 13 and slideway 15, limits valve block 9 movement locus, second spring 3 play a part of protecting sliding block 15 to reduce the impulsive force of sliding block 15, determine block 1 and pass through head rod 4 are connected with slideway 15, and the inside of slideway 15 is provided with second spring 3, and second spring 3 is connected by slideway 15 with sliding block 13, sliding block 13 are connected by the 4th connecting rod 12 with valve block 9, and the upper end of valve body 7 is provided with nose bar 10, and nose bar 10 plays connection card with groove 11 The effect connect, the upper end of nose bar 10 are provided with groove 11, and nose bar 10 matches with groove 11, the inner cushion device 6 of groove 11, subtracts Shake device 6 plays a part of protecting valve block 9, and when the internal pressure of valve body 7 is more than the elastic force of the first spring 2, valve block 9 is pushed up upwards Get up, after pressure excludes a part, when the elastic force of the first spring 2 is more than the pressure inside valve body 7, valve block 9, which is squeezed, pushes back original Position, nose bar 7 extrude the first foam-rubber cushion 605 and moved upwards, and the first foam-rubber cushion 605 drives cross bar 606 to transport upwards by block rubber 604 Dynamic, cross bar extrudes the 3rd spring 607 and drives the 3rd connecting rod 602 to move upwards, and the 3rd connecting rod 602 drives the first cushion block 601 motions upwards, by the effect of the second foam-rubber cushion 613 and the elastic force of the 3rd spring 607, reduce vibrations, damping device 6 includes First foam-rubber cushion 605, the first foam-rubber cushion 605 are hardly damaged component, and the first foam-rubber cushion 605 passes through the cross bar of block rubber 604 and first 606 are connected, and the first cross bar 606 is connected by the 3rd spring 607 with fixture block 603, and the inner chamber of the 3rd spring 607 is provided with the 3rd connection Bar 602, fixture block 603 are connected by the 3rd connecting rod 602 with the first cushion block 601, and the outer wall of the first cushion block 601 is provided with outer rim 609, outer rim 609 plays a part of fixing the first cushion block 601, and outer rim 609 is connected by rotating shaft 610 with clamping bar 612, clamping bar 612 can slow down the speed of the upward motion of the first cushion block 601, and clamping bar 612 is connected by the 4th spring 611 with outer rim 609, The middle part of outer rim 609 is provided with the second foam-rubber cushion 613, and the second foam-rubber cushion 613, which plays a part of protecting, is less than cushion block 601, and second The upper end of foam-rubber cushion 613 is provided with the second cross bar 608, and outer rim 609 is connected by the second foam-rubber cushion 613 with the second cross bar 608.

When the internal pressure of valve body 7 is more than the elastic force of the first spring 2, valve block 9 is jacked up, after pressure excludes a part, When the elastic force of first spring 2 is more than the pressure inside valve body 7, valve block 9, which is squeezed, pushes back original position, and nose bar 7 extrudes the first foam-rubber cushion 605 Upwards motion, the first foam-rubber cushion 605 by block rubber 604 drive cross bar 606 move upwards, cross bar extrude the 3rd spring 607 with And driving the 3rd connecting rod 602 to move upwards, the 3rd connecting rod 602 drives the first cushion block 601 to move upwards, passes through the second sponge The effect of pad 613 and the elastic force of the 3rd spring 607, reduce vibrations.

In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " in Portion ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " center ", the orientation of the instruction such as " both ends " or position close It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than Indicate or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not It is interpreted as to limitation of the present utility model.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ", " Gu Calmly ", the term such as " spinning " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally； Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be with It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite, for this area For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of leakage-proof pressure valve, including valve body（7）With valve block（9）, the valve body（7）Upper end be provided with valve block（9）, its feature It is：The valve block（9）Upper end be provided with the first spring（2）, first spring（2）Upper end be provided with fixed block（1）, it is described Valve body（7）Upper end be provided with nose bar（10）, the nose bar（10）Upper end be provided with groove（11）, the nose bar（10）With groove （11）Match, the groove（11）Inner cushion device（6）, the damping device（6）Including the first foam-rubber cushion（605）, First foam-rubber cushion（605）Pass through block rubber（604）With the first cross bar（606）It is connected, first cross bar（606）Pass through Three springs（607）With fixture block（603）It is connected, the 3rd spring（607）Inner chamber be provided with the 3rd connecting rod（602）, the card Block（603）Pass through the 3rd connecting rod（602）With the first cushion block（601）It is connected, first cushion block（601）Outer wall be provided with outside Frame（609）, the outer rim（609）Pass through rotating shaft（610）With clamping bar（612）It is connected, the clamping bar（612）Pass through the 4th spring （611）With outer rim（609）It is connected, the outer rim（609）Middle part be provided with the second foam-rubber cushion（613）, second sponge Pad（613）Upper end be provided with the second cross bar（608）, the outer rim（609）Pass through the second foam-rubber cushion（613）With the second cross bar （608）It is connected.

A kind of 2. leakage-proof pressure valve according to claim 1, it is characterised in that：The fixed block（1）Pass through the first connection Bar（4）With slideway（15）It is connected, the slideway（15）Inside be provided with second spring（3）, the second spring（3）Pass through slideway （15）With sliding block（13）It is connected, the sliding block（13）Pass through the 4th connecting rod（12）With valve block（9）It is connected.

A kind of 3. leakage-proof pressure valve according to claim 1, it is characterised in that：The valve block（9）Lower end be provided with rubber Pad（8）.

A kind of 4. leakage-proof pressure valve according to claim 1, it is characterised in that：First spring（2）Centre be provided with Second connecting rod（5）.

A kind of 5. leakage-proof pressure valve according to claim 1, it is characterised in that：The valve block（9）Upper end be provided with second Cushion block（14）.