CN213790138U - Exhaust type pressure gauge seat of hydraulic oil cylinder and corresponding filter plate pressing mechanism - Google Patents
Exhaust type pressure gauge seat of hydraulic oil cylinder and corresponding filter plate pressing mechanism Download PDFInfo
- Publication number
- CN213790138U CN213790138U CN202022344646.5U CN202022344646U CN213790138U CN 213790138 U CN213790138 U CN 213790138U CN 202022344646 U CN202022344646 U CN 202022344646U CN 213790138 U CN213790138 U CN 213790138U
- Authority
- CN
- China
- Prior art keywords
- pressure gauge
- valve
- exhaust
- seat
- gauge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses an exhaust type pressure gauge seat of a hydraulic cylinder and a corresponding filter plate pressing mechanism; the exhaust type pressure gauge seat comprises an outer hexagonal tee joint, an inner threaded valve body, a sealing steel ball, an elastic adjusting rod, a gauge nut and a T-shaped gauge seat, and is made of steel; the key points of the innovative scheme are as follows: the existing ' transverse meter and straight valve ' type composite gauge stand is improved into a ' transverse valve and straight valve ' type ' right-angle type air release valve and straight rod type pressure gauge stand composite body, the small exhaust holes of the right-angle type air release valve face downwards, the exhaust safety is ensured, and the ' transverse valve and straight valve ' type enables the composite structure to be more compact and beautiful; the valve has the characteristics of sealing the valve port by manually screwing the adjusting rod and safely deflating by unscrewing, and has the advantages of compact structure, safety, reliability and attractive whole body. The filter plate hold-down mechanism uses the exhaust type pressure gauge seat and is arranged above the outer end of the hydraulic oil cylinder, the technical problem that the horizontal deflation of the hydraulic oil cylinder is unsafe, and the 'horizontal gauge straight valve' type composite structure is loose is solved, and the safety performance of the filter plate hold-down mechanism is improved.
Description
Technical Field
The utility model belongs to the technical field of automatic pressure filter (patent classification number B01D 25/12), a filter plate hold-down mechanism's hydraulic cylinder joins in marriage external member is related to.
Background
The filter press is a pressurized filtering device with multiple filtering chambers operated intermittently; the automatic filter press is a filter press which is integrated mechanically, electrically and hydraulically and intelligently controlled by a PLC (programmable logic controller); the device mainly comprises a double-beam frame, a filter plate pressing mechanism, a filter mechanism, a plate pulling mechanism, a cloth washing mechanism, a liquid receiving and plate turning mechanism and a PLC program control system; is suitable for solid-liquid separation of various suspensions.
The filter plate pressing mechanism mainly comprises a thrust plate, a pressing plate (push plate), a hydraulic station and a hydraulic oil cylinder. The hydraulic cylinder is a driving device of the filter plate pressing mechanism and is provided with a single-cylinder driving device, a double-cylinder driving device and a three-cylinder driving device according to different requirements; the device mainly comprises a cylinder barrel, a cylinder cover, a piston rod, a piston, a guide sleeve, a buffer device, an electric contact pressure gauge, a pressure gauge seat, a deflation valve composite device and the like. A plurality of filter plates are arranged and installed on the double beams of the frame, when the filter plates are pressed, the push plate and the filter plates are pressed by a pressing mechanism under the control of a PLC, and concave parts (hollow parts) of adjacent filter plates clamping filter cloth form a filter chamber; when the material is filtered and the filter plate is loosened, the hold-down mechanism automatically reverses and returns, and the push plate and the filter plate are loosened (pulled open) to unload cakes.
The electric contact pressure gauge is a hydraulic pressure measuring and controlling instrument of the hydraulic oil cylinder and is arranged on the inverted h-shaped pressure gauge seat and air release valve composite device; the pressure gauge seat and air release valve compound device combines a straight rod type air release valve and a right-angle side-mounted pressure gauge seat into a whole, and has two functions; residual air in the oil cylinder is discharged, so that the phenomenon that the oil cylinder vibrates, shakes or creeps due to compressed air is avoided; the working principle is that the spherical valve port is tightly pressed by the spherical surface of the steel ball to seal and release air.
The existing 'reversed h' type pressure gauge seat and air release valve compound device has the following defects: an inverted h-shaped exhaust type gauge stand, namely a transverse gauge straight valve type exhaust type gauge stand-air release valve is arranged at the inverted h-shaped top, and a pressure gauge stand is arranged at the inverted h-shaped lateral branch; the problems arising from its structure are: 1. the air release hole of the straight rod type air release valve is in the horizontal direction, the safety performance of the air release valve is low, and the air release mode of the oil cylinder is manual, so that the potential safety hazard that high-pressure air hurts people exists; 2. the pressure gauge seat has loose structure, larger overall size and bulkiness, and the electric connection type pressure gauge is not visual and beautiful when being arranged on the side branch of the gauge seat.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming current "h-h" type manometer seat and bleed valve set composite's defect, solving hydraulic cylinder level gassing unsafe, the bleed valve security performance is low, "horizontal table straight valve" the loose technical problem of integrated configuration, provides a hydraulic cylinder's exhaust formula manometer seat and corresponding filter plate hold-down mechanism.
The utility model provides an innovation technical scheme that prior art problem adopted is: the utility model provides a hydraulic cylinder's exhaust formula manometer seat (hereinafter for short: exhaust formula manometer seat), the overall technical scheme main points are: compared with the prior art, the novel overall structure has the prominent substantive characteristics that the conventional h-shaped pressure gauge seat and air release valve composite device, namely the transverse meter straight valve structural composite gauge seat, is improved into a 90-degree-inverted flat T-shaped pressure gauge seat and air release valve composite device, namely a transverse valve straight valve structural composite gauge seat (the pressure gauge seat is arranged on the 90-degree-inverted flat T top + the air release valve is arranged on the 90-degree-inverted flat T side); furthermore, a straight-rod type air release valve and right-angle side-mounted pressure gauge seat composite body is improved into a right-angle type air release valve and straight-rod type pressure gauge seat composite body, the small exhaust holes of the right-angle type air release valve face downwards to ensure the exhaust safety, and the composite gauge seat is more compact and attractive due to the straight-valve structure of the transverse valve; therefore, the technical problems of unsafe horizontal air release of the hydraulic oil cylinder, low safety performance of the air release valve and loose 'horizontal straight valve' type composite structure are solved.
The specific design scheme is as follows: the exhaust type pressure gauge seat mainly comprises an external hexagonal tee joint, an internal thread valve body, a sealing steel ball, an elastic adjusting rod (a ball valve switch), a gauge mounting nut (a nut is not removed), and a T-shaped gauge seat, and is made of steel; the shape and the construction characteristics of the innovative parts are as follows; the outer hexagonal tee joint is made of outer hexagonal steel and is provided with a vertical inflation channel (a pressure gauge inflation hole) and a transverse exhaust channel (an air release valve exhaust hole), an exhaust channel port (a valve port) is a valve port sealing spherical surface corresponding to the sealing steel ball, and the lower end of the tee joint is provided with mounting threads; the internal thread valve body is provided with a steel ball channel and an exhaust small hole, and the internal thread of the internal thread valve body is matched with the external thread of the tightness adjusting rod; the sealing steel ball is movably matched with the steel ball channel; the elastic adjusting rod (ball valve switch) is provided with an external thread and an inner hexagonal end which are matched with the internal thread valve body; the meter mounting nut (the nut is not removed) is matched with the pressure meter mounting thread; the T-shaped gauge stand is matched with the gauge mounting nut and is provided with an inflation channel.
The connection relation of the main parts is as follows: the meter installing nut is sleeved on the T-shaped meter seat to form a pressure meter seat joint, and the T-shaped meter seat is welded at the upper end of the outer hexagonal tee; the internal thread valve body is aligned with the transverse exhaust channel, the exhaust small hole faces downwards, the valve body is welded on the external hexagonal tee joint, the sealing steel ball is placed in the steel ball channel, and the elastic adjusting rod is screwed into the internal thread valve body; the exhaust type pressure gauge seat is integrally arranged above the outer end of the hydraulic oil cylinder, and the electric contact pressure gauge is arranged on the exhaust type pressure gauge seat and is connected with the PLC program control system; the regulating rod is screwed up manually to seal the valve port, and the regulating rod is unscrewed to release air safely.
The utility model also provides a filter plate pressing mechanism, which uses the exhaust type pressure gauge seat of the hydraulic oil cylinder provided by the utility model; mainly constitute by thrust plate, pressure strip (push pedal), hydraulic pressure station, two hydraulic cylinder, wherein hydraulic cylinder, including cylinder, cylinder cap, piston rod, piston, uide bushing, buffer, electric contact pressure gauge, exhaust formula manometer seat (the utility model discloses).
The exhaust type pressure gauge seat of the hydraulic oil cylinder and the corresponding filter plate pressing mechanism provided by the utility model have the advantages of compact structure, safety, reliability, convenient use and beautiful integral appearance; the right-angle air release valve has the beneficial effects that the small exhaust holes face downwards, the air release safety is ensured, the safety performance of the air release valve is improved, the composite structure is more compact and attractive due to the straight meter type of the transverse valve, and the safety performance of the filter plate pressing mechanism is improved.
Drawings
Fig. 1 is a schematic sectional view of the exhaust type pressure gauge seat of the hydraulic cylinder of the present invention.
Fig. 2 is a schematic view of the joint of the pressure gauge stand of the exhaust type pressure gauge stand of the hydraulic cylinder of the present invention.
Fig. 3 is a schematic view of the air flow passage of the exhaust type pressure gauge seat of the hydraulic oil cylinder of the present invention.
Fig. 4 is the installation schematic diagram of the exhaust type pressure gauge seat and the electric contact pressure gauge of the hydraulic oil cylinder of the present invention.
Fig. 5 is a schematic view of the filter plate hold-down mechanism of the present invention.
Reference numerals: 1-pressure gauge seat joint, 2-external hexagonal tee joint, 3-internal thread valve body, 4-sealing steel ball, 5-elastic adjusting rod (ball valve switch), 6-meter nut (nut exempted), 7-T type gauge seat, 8-vertical inflation channel (pressure gauge inflation hole), 9-horizontal exhaust channel (air release valve exhaust hole), 10-steel ball channel, 11-exhaust aperture, 12-electric contact pressure gauge, 13-exhaust type pressure gauge seat (the utility model discloses), 14-hydraulic cylinder, 15-push pedal (pressure strip).
Detailed Description
The technical solution in the embodiment of the present invention will be described below with reference to the attached drawings in the embodiments of the exhaust type pressure gauge stand and the corresponding filter plate pressing mechanism of the hydraulic cylinder of the present invention, and the described embodiments are only a part of preferred embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments without inventive idea made by those skilled in the art, such as the exhaust type pressure gauge seat 13 with similar structure of "horizontal valve straight gauge", all belong to the protection scope of the present invention.
Example 1
An exhaust type pressure gauge seat (abbreviated as exhaust type pressure gauge seat) 13 of a hydraulic oil cylinder is characterized in that the innovative general implementation scheme comprises the following main points: the existing reversed h-shaped pressure gauge seat and air release valve composite device, namely a transverse gauge straight valve structural composite gauge seat, is improved into a reverse 90-degree flat T-shaped pressure gauge seat and air release valve composite device, namely a transverse valve straight gauge structural composite gauge seat (the pressure gauge seat is arranged on a reverse 90-degree flat T top + the air release valve is arranged on a reverse 90-degree flat T side) 13; furthermore, a straight-rod type air release valve and right-angle side-mounted pressure gauge seat composite is improved into a right-angle type air release valve and straight-rod type pressure gauge seat composite, the small exhaust holes 11 of the right-angle type air release valve face downwards, the exhaust safety is guaranteed, the safety performance of an exhaust type pressure gauge seat 13 is improved, and the composite gauge seat is more compact and attractive due to the straight-valve structure.
The specific implementation scheme is as follows: the exhaust type pressure gauge seat 13 mainly comprises an outer hexagonal tee joint 2, an inner threaded valve body 3, a sealing steel ball 4, an elastic adjusting rod (ball valve switch) 5, a gauge nut (nut-free) 6 and a T-shaped gauge seat 7, and is made of steel; the detailed description is as follows:
the outer hexagonal tee joint 2 is an exhaust type pressure gauge seat main body, adopts outer hexagonal steel and is provided with a phi 7 vertical inflation channel (pressure gauge inflation hole) 8 and a phi 7 transverse exhaust channel (deflation valve exhaust hole) 9, the opening (valve port) of the exhaust channel 9 is a valve port sealing spherical surface corresponding to the sealing steel ball 4, and the lower end of the tee joint 2 is provided with a thread M12; the right-angle air release valve and the straight rod type pressure gauge seat are combined into a whole, and the outer hexagon is convenient for installing the pressure gauge seat 13 on the hydraulic oil cylinder 14.
The internal thread valve body 3 is provided with a phi 8 steel ball channel 10 and a phi 3 exhaust small hole 11, and the M8 internal thread of the internal thread is matched with the external thread of the elastic adjusting rod 5; the internal thread valve body 3 is aligned with the transverse exhaust channel 9, the exhaust small hole 11 faces downwards, and the valve body 3 is welded on the outer hexagonal tee 2; used for placing the sealing steel balls 4, screwing the elastic adjusting rod 5 and exhausting.
The sealing steel ball 4 is movably matched with the steel ball channel 10; the spherical surface of the S phi 6 steel ball 4 is used for compressing the spherical valve port to seal and release gas loosely.
The tightness adjusting rod (ball valve switch) 5 is provided with an M8 external thread and an inner hexagonal end head which are matched with the internal thread valve body 3; the elastic adjusting rod 5 is screwed into the internal thread valve body 3; the adjusting rod 5 is screwed up manually to push the steel ball 4 tightly for sealing and unscrew for air release.
The gauge mounting nut (nut-out-free) 6 is matched with the mounting thread of the pressure gauge, and the nut 6 is sleeved on the T-shaped gauge stand 7 to form a pressure gauge stand joint 1; for mounting the electro contact pressure gauge 12 on a vented pressure gauge base 13.
The T-shaped gauge stand 7 is matched with the gauge nut 6 and is provided with an inflation channel 8; the gauge stand 7 is welded at the upper end of the outer hexagonal tee 2; used for sleeving the meter nut 6 to form a straight rod type pressure meter seat.
The exhaust type pressure gauge seat 13 of the hydraulic oil cylinder provided by the utility model has the advantages of compact structure, safety, reliability, convenient use and beautiful integral appearance; the technical problems that the horizontal air release of the hydraulic oil cylinder 14 is unsafe, the safety performance of the air release valve is low, and the composite structure of the horizontal straight valve is loose are solved, and the safety performance of the exhaust type pressure gauge seat 13 is improved.
Example 2
A filter plate hold-down mechanism uses the exhaust type pressure gauge seat of the hydraulic cylinder provided by the utility model; mainly by thrust plate, pressure strip (push pedal) 15, hydraulic pressure station, two hydraulic cylinder 14 constitution, wherein hydraulic cylinder 14, including cylinder, cylinder cap, piston rod, piston, uide bushing, buffer, electric contact manometer 12, exhaust formula manometer seat (the utility model discloses) 13. The utility model discloses technical part common with prior art according to the current standard of china' van-type pressure filter and plate and frame pressure filter part 1: type and basic parameters section 2: technical Condition section 3: filter plate (JB/T4333-2013).
The assembly of the filter plate pressing mechanism: for convenience of explanation, a filter plate closely related to a filter plate pressing mechanism is added; the thrust plate is fixedly arranged on the double-leg of the machine head, the pressing plate (push plate) 15 is movably arranged on the guide rail of the double-beam of the machine frame, and the plurality of filter plates are arranged on the guide rail of the double-beam of the machine frame between the thrust plate and the pressing plate 15; the double hydraulic oil cylinders 14 are arranged on the tailstock of the frame, the piston rods are connected with the pressing plate 15, and the hydraulic pump station is arranged on the ground of the tailstock; an exhaust type pressure gauge seat 13 is integrally arranged above the outer end of the hydraulic oil cylinder 14, and an electric contact pressure gauge 12 is arranged on the exhaust type pressure gauge seat 13 and is connected with a PLC program control system; the regulating rod 5 of the exhaust type pressure gauge seat is screwed down manually, so that the valve port is sealed, and the safety air release is realized when the regulating rod is unscrewed.
The working process of the filter plate pressing mechanism is as follows: when the filter plate is pressed, under the control of a PLC, high-pressure oil is supplied by a hydraulic station, a cavity formed by an oil cylinder barrel and a piston is filled with oil, a push plate 15 and the filter plate are pressed by a pressing mechanism, a filter chamber is formed by concave parts (cavity parts) of adjacent filter plates clamping filter cloth, and an overflow valve starts to unload; when the filter plate is loosened after the materials are filtered, the pressing mechanism automatically reverses and returns, pressure oil enters a rod cavity of the oil cylinder 14, and when the oil pressure can overcome the frictional resistance of the pressing plate 15, the push plate 15 and the filter plate are loosened (pulled open) to unload cakes.
The filter plate pressing mechanism provided by the utility model has the advantages of compact structure, safety, reliability, convenient use and beautiful integral appearance of the exhaust type pressure gauge seat 13; the right-angle air release valve has the beneficial effects that the right-angle air release valve exhaust small hole 11 of the pressure gauge seat faces downwards, the exhaust safety is ensured, the composite structure of the pressure gauge seat 13 is more compact and attractive due to the straight meter type of the transverse valve, and the safety performance of the filter plate pressing mechanism is improved.
Claims (2)
1. An exhaust type pressure gauge seat of a hydraulic cylinder comprises an outer hexagonal tee joint, an inner thread valve body, a sealing steel ball, an elastic adjusting rod, a gauge nut and a T-shaped gauge seat, and is made of steel; the method is characterized in that: the outer hexagonal tee joint is made of outer hexagonal steel and is provided with a vertical inflation channel and a transverse exhaust channel, an exhaust channel port is a valve port sealing spherical surface corresponding to the sealing steel ball, and the lower end of the outer hexagonal tee joint is provided with mounting threads; the internal thread valve body is provided with a steel ball channel and an exhaust small hole, and the internal thread of the internal thread valve body is matched with the external thread of the tightness adjusting rod; the sealing steel ball is movably matched with the steel ball channel; the elastic adjusting rod is provided with an external thread and an inner hexagonal end matched with the internal thread valve body; the gauge mounting nut is matched with the gauge mounting thread; the T-shaped gauge stand is matched with the gauge nut and is provided with an inflation channel; the meter mounting nut is sleeved on the T-shaped meter seat, and the T-shaped meter seat is welded at the upper end of the outer hexagonal tee; the internal thread valve body is aligned with the transverse exhaust channel, the exhaust small hole faces downwards, the internal thread valve body is welded on the external hexagonal tee joint, the sealing steel ball is placed in the steel ball channel, and the elastic adjusting rod is screwed into the internal thread valve body.
2. A filter plate pressing mechanism comprises a thrust plate, a pressing plate, a hydraulic station and a double hydraulic oil cylinder, wherein the hydraulic oil cylinder comprises a cylinder barrel, a cylinder cover, a piston rod, a piston, a guide sleeve, a buffering device, an electric contact pressure gauge and an exhaust type pressure gauge seat; characterized by comprising a vented pressure gauge stand of the hydraulic ram of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344646.5U CN213790138U (en) | 2020-10-21 | 2020-10-21 | Exhaust type pressure gauge seat of hydraulic oil cylinder and corresponding filter plate pressing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344646.5U CN213790138U (en) | 2020-10-21 | 2020-10-21 | Exhaust type pressure gauge seat of hydraulic oil cylinder and corresponding filter plate pressing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213790138U true CN213790138U (en) | 2021-07-27 |
Family
ID=76960315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022344646.5U Active CN213790138U (en) | 2020-10-21 | 2020-10-21 | Exhaust type pressure gauge seat of hydraulic oil cylinder and corresponding filter plate pressing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213790138U (en) |
-
2020
- 2020-10-21 CN CN202022344646.5U patent/CN213790138U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201062516Y (en) | Hand-held hydraulic bruising hammer | |
| CN213790138U (en) | Exhaust type pressure gauge seat of hydraulic oil cylinder and corresponding filter plate pressing mechanism | |
| CN2834747Y (en) | A hydraulic clamping device | |
| CN210219314U (en) | Oil-free linear inflation compressor | |
| CN201355300Y (en) | Diesel engine body hydraulic pressure integral sealing device | |
| CN217028856U (en) | Self-sealing compression packer | |
| CN216951210U (en) | Resilience type hydraulic nut | |
| CN204677338U (en) | The engine electric-controlled injection apparatus of a kind of mine car | |
| CN213918081U (en) | Spring reset type submarine bolt stretcher | |
| CN2680848Y (en) | Natural gas production well mouth device capable of replacing parts without killing well | |
| CN205101608U (en) | Liquid level valves | |
| CN2212030Y (en) | Manual operated pressure grouter | |
| CN220110794U (en) | Reverse osmosis membrane concentration mechanism for repairing gel production | |
| CN109382640B (en) | Overhauling tool and overhauling method for accident pressure distribution valve of speed regulator | |
| CN2300616Y (en) | Pressure liquid extraction device | |
| CN2570544Y (en) | Gas-liquid cylinder sealing arrangement | |
| CN201236793Y (en) | Hydraulic valve cover or cylinder cap for high pressure drilling pump | |
| CN214661145U (en) | Automatic reversing mechanism of double-acting ultrahigh-pressure supercharger for water jet cutting equipment | |
| CN216382050U (en) | Balance cylinder of forging press | |
| CN221061989U (en) | Pesticide production is with filtering edulcoration device | |
| CN213926516U (en) | Adjustable pressure tank | |
| CN220322639U (en) | Workpiece air tightness detection pressing device | |
| CN2326819Y (en) | Nitrogen filling vehicle | |
| CN210232906U (en) | Special machine oil filter core remove device in hydraulic pressure station | |
| CN220034186U (en) | Carbon dioxide dispenser for regulating pH value of purified water in water plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 253034 Shandong province Dezhou Jinghua Road Economic Development Zone Jingjin group Patentee after: Jingjin Equipment Co.,Ltd. Address before: 253034 Shandong province Dezhou Jinghua Road Economic Development Zone Jingjin group Patentee before: Jing Jin Environmental Protection Inc. |