阅读说明：本技术 一种旋转调节式套筒排泥阀 (Rotation regulation formula sleeve mud valve ) 是由 瞿小伟 秦雪峰 许丽华 顾曙光 王亚君 于 2019-11-26 设计创作，主要内容包括：一种旋转调节式套筒排泥阀,设置于座体上,座体上连接有排泥管；该排泥阀包括内套筒、外套筒和驱动装置；所述内套筒底部一侧开设有安装孔；所述内套筒通过安装孔套接在排泥管上,内套筒外侧通过法兰与排泥管连接；所述外套筒套接在内套筒外侧；所述驱动装置通过支撑座安装于座体上方,驱动装置下方通过连接轴与外套筒连接；所述内套筒侧壁上开设有对称的过流孔一；所述外套筒的侧壁上开设有对称的过流孔二。与现有技术相比,本发明的一种旋转调节式套筒排泥阀,当过流孔二与过流孔一完全重合时,排泥流量达到最大值,如排泥过快,通过驱动装置转动外套筒,流孔二与过流孔一的重合量逐渐变小,排泥量亦同步减小,达到调节排泥流量的目的。(A rotary adjusting sleeve mud valve is arranged on a seat body, and a mud pipe is connected to the seat body; the mud valve comprises an inner sleeve, an outer sleeve and a driving device; one side of the bottom of the inner sleeve is provided with a mounting hole; the inner sleeve is sleeved on the mud pipe through a mounting hole, and the outer side of the inner sleeve is connected with the mud pipe through a flange; the outer sleeve is sleeved on the outer side of the inner sleeve; the driving device is arranged above the seat body through the supporting seat, and the lower part of the driving device is connected with the outer sleeve through the connecting shaft; the side wall of the inner sleeve is provided with symmetrical first overflowing holes; and the side wall of the outer sleeve is provided with symmetrical second overflowing holes. Compared with the prior art, the rotary adjusting type sleeve mud valve has the advantages that when the second overflowing hole and the first overflowing hole are completely overlapped, the mud discharge flow reaches the maximum value, if the mud discharge is too fast, the outer sleeve is rotated through the driving device, the overlapping amount of the second overflowing hole and the first overflowing hole is gradually reduced, the mud discharge amount is synchronously reduced, and the purpose of adjusting the mud discharge flow is achieved.)

1. The utility model provides a rotation regulation formula sleeve mud valve sets up on the pedestal, is connected with mud pipe, its characterized in that on the pedestal: the mud valve comprises an inner sleeve, an outer sleeve and a driving device; one side of the bottom of the inner sleeve is provided with a mounting hole; the inner sleeve is sleeved on the mud pipe through a mounting hole, and the outer side of the inner sleeve is connected with the mud pipe through a flange; the outer sleeve is sleeved on the outer side of the inner sleeve; the driving device is arranged above the seat body through the supporting seat, and the lower part of the driving device is connected with the outer sleeve through the connecting shaft; the side wall of the inner sleeve is provided with symmetrical first overflowing holes; and the side wall of the outer sleeve is provided with symmetrical second overflowing holes.

2. A rotary adjusting sleeve mud valve according to claim 1, wherein: a baffle plate is arranged on the outer ring of the first overflowing hole and welded on the side wall of the inner sleeve; a first sealing gasket is connected below the baffle through a bolt, a nut, a gasket and an elastic pad; the bottom of the outer sleeve is provided with a second annular sealing gasket and an annular pressing plate, and the second sealing gasket and the pressing plate are sleeved on the inner sleeve; the second sealing gasket and the pressure plate are connected to the bottom of the outer sleeve through bolts.

3. A rotary adjusting sleeve mud valve according to claim 1, wherein: the driving device adopts a motor or a hand-operated wheel mechanism; a group of supporting blocks are connected to the center of the upper end of the outer sleeve, and pin shafts are connected between the supporting blocks; one end of the connecting shaft is connected with an output shaft of the driving device through a coupler, and the other end of the connecting shaft is sleeved on the pin shaft.

4. A rotary adjusting sleeve mud valve according to claim 1, wherein: a through hole is formed in the top of the outer sleeve, and a hose penetrates through the through hole; one end of the hose is communicated with an external air inlet device, and the other end of the hose penetrates through the inner sleeve to be connected with an air outlet head.

Technical Field

The invention relates to the field of mud discharge valves, in particular to a rotary adjusting type sleeve mud discharge valve.

Background

The mud valve is also called the cover valve, and it is used for mud to discharge at the bottom of the sedimentation tank of city water factory, sewage treatment plant frequently, and present mud valve is opened through manual at present and is arranged mud, because present mud valve lacks regulatory function, arranges mud flow and depends on the size of mud discharging port, if arrange mud speed too fast, the unable rapid treatment exhaust mud of processing mechanism on next step can lead to piling up, so arrange mud in-process control row mud flow very necessary.

Disclosure of Invention

The invention aims to solve the technical problem of providing a rotary adjusting type sleeve mud valve aiming at the defects of the prior art.

In order to solve the technical problems, the invention adopts the technical scheme that:

a rotary adjusting sleeve mud valve is arranged on a seat body, and a mud pipe is connected to the seat body; the mud valve comprises an inner sleeve, an outer sleeve and a driving device; one side of the bottom of the inner sleeve is provided with a mounting hole; the inner sleeve is sleeved on the mud pipe through a mounting hole, and the outer side of the inner sleeve is connected with the mud pipe through a flange; the outer sleeve is sleeved on the outer side of the inner sleeve; the driving device is arranged above the seat body through the supporting seat, and the lower part of the driving device is connected with the outer sleeve through the connecting shaft; the side wall of the inner sleeve is provided with symmetrical first overflowing holes; and the side wall of the outer sleeve is provided with symmetrical second overflowing holes.

Furthermore, a baffle plate is arranged on an outer ring of the first overflowing hole and welded on the side wall of the inner sleeve; a first sealing gasket is connected below the baffle through a bolt, a nut, a gasket and an elastic pad; the bottom of the outer sleeve is provided with a second annular sealing gasket and an annular pressing plate, and the second sealing gasket and the pressing plate are sleeved on the inner sleeve; the second sealing gasket and the pressure plate are connected to the bottom of the outer sleeve through bolts.

Furthermore, the driving device adopts a motor or a hand-operated wheel mechanism; a group of supporting blocks are connected to the center of the upper end of the outer sleeve, and pin shafts are connected between the supporting blocks; one end of the connecting shaft is connected with an output shaft of the driving device through a coupler, and the other end of the connecting shaft is sleeved on the pin shaft.

Furthermore, a through hole is formed in the top of the outer sleeve, and a hose penetrates through the through hole; one end of the hose is communicated with an external air inlet device, and the other end of the hose penetrates through the inner sleeve to be connected with an air outlet head.

Compared with the prior art, the rotary adjusting type sleeve mud valve has the advantages that when the second overflowing hole and the first overflowing hole are completely overlapped, the mud discharge flow reaches the maximum value, if the mud discharge is too fast, the outer sleeve is rotated through the driving device, the overlapping amount of the second overflowing hole and the first overflowing hole is gradually reduced, the mud discharge amount is synchronously reduced, and the purpose of adjusting the mud discharge flow is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1A;

FIG. 3 is an enlarged view at FIG. 1B;

FIG. 4 is a schematic structural view of the inner and outer sleeves of the present invention with flow holes overlapping;

FIG. 5 is a schematic view of the inner and outer sleeves of the present invention with the flowthrough holes closed;

the device comprises a base body 1, a base body 2, a mud pipe 3, an inner sleeve 4, an outer sleeve 5, a driving device 6, a flange 7, a supporting seat 8, a connecting shaft 9, a supporting block 10, a pin shaft 11, a coupler 12, a first overflowing hole 13, a second overflowing hole 14, a baffle plate 15, a first sealing gasket 16, a second sealing gasket 17, a pressing plate 18, a hose 19 and an air outlet head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below.

As shown in fig. 1 to 5, a rotary adjustable sleeve mud valve is arranged on a seat body 1, and a mud pipe 2 is connected to the seat body 1; the mud valve comprises an inner sleeve 3, an outer sleeve 4 and a driving device 5; one side of the bottom of the inner sleeve 3 is provided with a mounting hole; the inner sleeve 3 is sleeved on the mud pipe 2 through a mounting hole, and the outer side of the inner sleeve 3 is connected with the mud pipe 2 through a flange 6; the outer sleeve 4 is sleeved outside the inner sleeve 3; the driving device 5 is arranged above the seat body 1 through a supporting seat 7, and the lower part of the driving device 5 is connected with the outer sleeve 4 through a connecting shaft 8; in the embodiment, the driving device 5 adopts a motor or a hand-operated wheel mechanism; a group of supporting blocks 9 are connected to the center of the upper end of the outer sleeve 4, and pin shafts 10 are connected between the supporting blocks 9; one end of the connecting shaft 8 is connected with an output shaft of the driving device 5 through a coupler 11, the other end of the connecting shaft is sleeved on the pin shaft 10, and the driving device 5 drives the outer sleeve 4 to rotate when working.

The side wall of the inner sleeve 3 is provided with symmetrical overflowing holes I12; the side wall of the outer sleeve 4 is provided with symmetrical overflowing holes II 13; when the overflowing hole I12 in the inner sleeve 3 is completely overlapped with the overflowing hole II 13 in the outer sleeve 4, the sludge discharge flow reaches the maximum; when the driving device 5 drives the outer sleeve 4 to rotate, the overlapping amount of the flow hole II 13 and the overflowing hole I12 is gradually reduced, the sludge discharge amount is synchronously reduced, and when the overlapping amount is zero, the sludge discharge valve is closed, the sludge discharge is cut off, and therefore the purpose of adjusting the sludge discharge flow is achieved.

A baffle plate 14 is arranged on the outer ring of the overflowing hole I12, and the baffle plate 14 is welded on the side wall of the inner sleeve 3; a first sealing gasket 15 is connected below the baffle plate 14 through a bolt, a nut, a gasket and an elastic cushion, and sludge is prevented from flowing into a gap between the inner sleeve 3 and the outer sleeve 4 through the first sealing gasket 15; the bottom of the outer sleeve 4 is provided with a second annular sealing gasket 16 and an annular pressure plate 17, and the second sealing gasket 16 and the pressure plate 17 are sleeved on the inner sleeve 3; the second sealing gasket 16 and the pressure plate 17 are connected to the bottom of the outer sleeve 4 through bolts.

A through hole is formed in the top of the outer sleeve 4, and a hose 18 penetrates through the through hole; one end of the hose 18 is communicated with an external air inlet device, the other end of the hose passes through the inner sleeve and is connected with an air outlet head 19, when the sludge discharge pipe 2 is blocked, the sludge discharge valve is closed, an external air compressor is switched on, compressed air is injected, and the blocked sludge can be pressed out of the sludge discharge pipe 2, so that the sludge discharge pipe 2 is dredged; when the sludge concentration is higher, air can be injected to form air-water mixed liquor in the sludge discharge pipe 2, so that the density of the air-water mixed liquor is reduced, the pressure difference is increased, and the sludge discharge is accelerated.

The present invention is not limited to the embodiments described above, and those skilled in the art may make modifications or changes within the scope of the disclosure without departing from the spirit of the present invention, so that the scope of the present invention is defined by the appended claims.