CN204476681U - Vertical plunger metering pump group - Google Patents
Vertical plunger metering pump group Download PDFInfo
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- CN204476681U CN204476681U CN201520130337.4U CN201520130337U CN204476681U CN 204476681 U CN204476681 U CN 204476681U CN 201520130337 U CN201520130337 U CN 201520130337U CN 204476681 U CN204476681 U CN 204476681U
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Abstract
The utility model proposes a kind of vertical plunger metering pump group, comprise pump seat, outer cylinder body parts, transmission adjustment member, motor, pump core components and air chamber parts; Outer cylinder body parts to be contained in pump seat endoporus and to be embedded in together in concrete diaphragm; Upper strata confined space is set on the top of concrete diaphragm, lower floor's confined space is set in the bottom of concrete diaphragm; Transmission adjustment member and motor are arranged at outer cylinder body section upper, and the input shaft that the output shaft of motor and transmission adjustment member turbine are paid is connected; Pump core components is arranged in outer cylinder body parts, and together extends in work cell with outer cylinder body parts; Air chamber parts are connected to fluid pipeline.Advantageous Effects of the present utility model is that the pump housing and motor and control system are arranged on different enclosed spaces, and can distant control metering conveying and carry out the metering of remote applicability and regulate.Further, pump core components can integral installation and taking-up, meets the requirement of pump core components safety, quick-replaceable and maintenance preferably.
Description
Technical field
The utility model relates to metering pump technology, is related specifically to a kind of vertical plunger metering pump group.
Background technique
Metering pump is usually used in carrying various liquid medium and measuring, and it is inflammable for conveying, explosive, the working environment of poisonous or nuclear radiation medium, for ensureing the Security that metering pump runs, ensure the Security of operator, Quick overhaul and replacing easily damaged parts, usually, by the metering pump housing and enter, go out pipeline and be arranged on an airtight space (i.e. work cell), control system and motor are put at another airtight space (i.e. operation room), with prevent operation or metering pump run constantly issuable potential safety hazard (as, the spark of electric power starting, or the spark produced when motors of metering pumps runs, and nuclear radiation) security incident that may cause occurs, simultaneously, also effectively can reduce the dosage of operation room danger medium, prevent operator from producing security incident because contacting the danger medium of higher dosage.The pump housing of prior art metering pump and motor are arranged on same pedestal usually, are difficult to meet the demand pump housing and motor and control system being arranged on different enclosed spaces.Obviously, prior art metering pump also exists and is difficult to the pump housing and motor and control system to be arranged on different enclosed spaces, is unfavorable for the problems such as the Problem of fragile part.
Summary of the invention
Also exist be difficult to the pump housing and motor and control system to be arranged on different enclosed spaces for solving prior art metering pump, be unfavorable for the problems such as the Problem of fragile part, the utility model proposes a kind of vertical plunger metering pump group.The vertical plunger metering pump group of the utility model, comprises pump seat, outer cylinder body parts, transmission adjustment member, motor, pump core components and air chamber parts; Outer cylinder body parts to be contained in pump seat endoporus and to be embedded in together in concrete diaphragm; Upper strata confined space is set on the top of concrete diaphragm, i.e. operation room, lower floor's confined space is set in the bottom of concrete diaphragm, i.e. work cell; Transmission adjustment member and motor are arranged at outer cylinder body section upper, and namely in operation room, and the input shaft that the output shaft of motor and transmission adjustment member turbine are paid is connected; Pump core components is arranged in outer cylinder body parts, and together extends in work cell with outer cylinder body parts; Air chamber parts are connected to fluid pipeline.
Further, the vertical plunger metering pump group of the utility model, transmission adjustment member be metering pump drive transmission part, comprise support, turbine paid, N-type axle, adjust measuring mechanism, extension bar and crosshead; Turbine is paid output shaft, N-type axle, is adjusted measuring mechanism, extension bar be connected successively with crosshead and be separately fixed at pedestal top or inside; Crosshead is connected with the long extension bar of pump core components by extension bar.
Further, the vertical plunger metering pump group of the utility model, outer cylinder body parts comprise upper cylinder, lower cylinder body and bottom; Upper cylinder and lower cylinder body are step linkage structure, and namely the external diameter of lower cylinder body is little compared with upper cylinder, and lower cylinder body is connected to upper cylinder lower end surface by top outer step, and bottom is connected to lower cylinder body lower end surface, and adopt metal wound gasket sealing in joint and fix with bolt; In the middle part of bottom, be provided with through hole and coordinate formation one airtight chamber with the pump housing of pump core components; Bottom bottom is provided with inlet opening, liquid outlet opening and return port; Feed liquor adapter, fluid adapter and backflow adapter are tightly connected by gland is corresponding with inlet opening, liquid outlet opening and return port respectively.
Further, the vertical plunger metering pump group of the utility model, pump core components comprises connecting body, connecting tube, the pump housing, long extension bar, plunger, shaft coupling knot, coupling band, non-return valve and adapter; Connecting body is hollow cylinder structure, its cylindrical bottom is provided with interior step, and is connected with the upper-end surface of connecting tube by bolt; Pump housing cylindrical top is provided with interior step, and is connected with the lower end surface of connecting tube by bolt; Long extension bar is connected with plunger with coupling band by shaft coupling knot, namely the interior step of two semi-cylindrical shaft couplings knot be sleeved on the outer step of long extension bar lower end and the outer step of its upper end formed one cylindrical, coupling band is sleeved on shaft coupling knot outside and adopts and is screwed; By pressing plate, long extension bar lining I, II and seal ring are fixed between long extension bar cylindrical and connecting body inner circle in connecting body upper end portion; By stuffing nut, plunger lining I, II and seal ring are fixed between plunger cylindrical and pump body inner circle in pump housing upper end portion; Non-return valve is respectively arranged with at liquid entering hole and liquid outlet; Adapter is fixed on pump housing bottom liquid inlet mouth non-return valve lower end by pressure ring.
The Advantageous Effects of the utility model vertical plunger metering pump group is that the pump housing and motor and control system are arranged on different enclosed spaces, and can distant control metering conveying and carry out the metering of remote applicability and regulate.Further, pump core components can integral installation and taking-up, meets the requirement of pump core components safety, quick-replaceable and maintenance preferably.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of the vertical plunger metering pump group of the utility model;
Accompanying drawing 2 is the schematic diagram of the utility model vertical plunger metering pump group outer cylinder body parts;
Accompanying drawing 3 is the close-up schematic view in A portion in accompanying drawing 1;
Accompanying drawing 4 is the schematic diagram of the utility model vertical plunger metering pump group pump core components.
Below in conjunction with the drawings and specific embodiments, the vertical plunger metering pump group of the utility model is further described.
Embodiment
Accompanying drawing 1 is the schematic diagram of the vertical plunger metering pump group of the utility model, and in figure, 1 is outer cylinder body parts, 2 is pump seat, and 3 is transmission adjustment member, and 4 is motor, 5 is pump core components, 6 is air chamber parts, and 31 is support, and 32 pay for turbine, 33 is N-type axle, 34 for adjusting measuring mechanism, and 35 is extension bar, and 36 is crosshead.As seen from the figure, the vertical plunger metering pump group of the utility model, comprises outer cylinder body parts 1, pump seat 2, transmission adjustment member 3, motor 4, pump core components 5 and air chamber parts 6; The upper cylinder outer step of outer cylinder body parts 3 to be sleeved in pump seat 2 endoporus and to be embedded in together in concrete diaphragm; Upper strata confined space is set on the top of concrete diaphragm, i.e. operation room, lower floor's confined space is set in the bottom of concrete diaphragm, i.e. work cell; Transmission adjustment member 3 and motor 4 are arranged at outer cylinder body parts 1 top, and namely in operation room, and the input shaft that the output shaft of motor 4 and transmission adjustment member 3 turbine pay 32 is connected; Pump core components 5 is arranged in outer cylinder body parts 1, and together extends in work cell with outer cylinder body parts; Air chamber parts 6 are connected to fluid pipeline.Described transmission adjustment member 3 is metering pump driver part, comprises support 31, turbine pays 32, N-type axle 33, adjusts measuring mechanism 34, extension bar 35 and crosshead 36; Turbine is paid 32 output shafts, N-type axle 33, is adjusted measuring mechanism 34, extension bar 35 be connected successively with crosshead 36 and be separately fixed at support 31 top or inside; Crosshead 36 is connected with the long extension bar 504 of pump core components 5.
Accompanying drawing 2 is the schematic diagram of the utility model vertical plunger metering pump group outer cylinder body parts, and accompanying drawing 3 is the close-up schematic view in A portion in accompanying drawing 1, and in figure, 11 is upper cylinder, 12 is lower cylinder body, and 13 is bottom, 131 inlet openings, 132 is liquid outlet opening, and 133 is return port, and 14 is gland.As seen from the figure, outer cylinder body parts 3 comprise upper cylinder 31, lower cylinder body 32 and bottom 33; This class formation is convenient to installation and the dismounting of pump core components.Upper cylinder 31 and lower cylinder body 32 are step linkage structure, namely the external diameter of lower cylinder body 32 is little compared with upper cylinder 31, lower cylinder body 32 is connected to upper cylinder 31 lower end surface by top outer step, and bottom 33 is connected to lower cylinder body 31 lower end surface, and adopts metal wound gasket sealing in joint and fix with bolt; In the middle part of bottom 33, be provided with through hole and coordinate formation one airtight chamber with the pump housing of pump core components; Bottom 33 bottom is provided with inlet opening 131, liquid outlet opening 132 and return port 133; Feed liquor adapter, fluid adapter and backflow adapter are tightly connected by gland 14 is corresponding with inlet opening, liquid outlet opening and return port respectively.
Accompanying drawing 4 is the schematic diagram of the utility model vertical plunger metering pump group pump core components, and in figure, 501 is connecting body, 502 is connecting tube, 503 is the pump housing, and 504 is long extension bar, and 505 is plunger, 506 is shaft coupling knot, 507 is coupling band, and 508 is feed liquor non-return valve, and 509 is fluid one-way valve, 510 is adapter, 511 is pressure ring, and 512 is pressing plate, and 513 is long extension bar lining I, 514 is long extension bar seal ring, 515 be long extension bar lining II, 516 is stuffing nut, and 517 is plunger lining I, 518 is plunger sealing washer, and 519 is plunger lining II.As seen from the figure, pump core components 5 comprises connecting body 501, connecting tube 502, the pump housing 503, long extension bar 504, plunger 505, shaft coupling knot 506, coupling band 507, non-return valve (508,509) and adapter 510; Connecting body 501 is hollow cylinder structure, and its cylindrical bottom is provided with interior step, and is connected by the upper-end surface of bolt with connecting tube 502; The pump housing 503 cylindrical top is provided with interior step, and is connected by the lower end surface of bolt with connecting tube 502; Long extension bar 504 is connected with plunger 505 with coupling band 507 by shaft coupling knot 506, namely the interior step of two semi-cylindrical shaft couplings knot 506 be sleeved on the outer step of long extension bar 504 lower end and the outer step of plunger 505 upper end formed one cylindrical, coupling band 507 to be sleeved on outside shaft coupling knot 506 and to adopt and is screwed; By pressing plate 512, long extension bar lining I, II (513,515) and seal ring 514 are fixed between long extension bar 504 cylindrical and connecting body 501 inner circle in connecting body 504 upper end portion; By stuffing nut 516, plunger lining I, II (517,519) and seal ring 518 are fixed between plunger 505 cylindrical and the pump housing 503 inner circle in the pump housing 503 upper end portion; Non-return valve (508,509) is respectively arranged with at liquid entering hole and liquid outlet; Adapter 510 is fixed on the pump housing 503 bottom liquid inlet mouth non-return valve 506 lower end by pressure ring 511.Obviously, the pump core components of the vertical plunger metering pump group of the utility model is one-piece element, can integral installation and taking-up, meets pump core components preferably and changes and the requirement of maintenance.Further, its stationary part (comprising connecting body, a connecting tube pump housing) is multi-segment structure, can by increase or certain parts changed wherein adjust its entire length.The active part (comprising long extension bar and plunger) adapted with it, also for multi-segment structure, can, by increase or certain parts changed wherein adjust its entire length, make it to match with stationary part.
When the vertical plunger metering pump group of the utility model works, motor drives turbine to pay, and drives long extension bar to move reciprocatingly by N-type axle, tune measuring mechanism, extension bar and crosshead, thus drives plunger to move reciprocatingly.Plunger to coordinate with the pump housing in the airtight chamber that formed at bottom and moves reciprocatingly, and the volume of the airtight chamber made changes (increase and reduce), and the change of volume makes airtight chamber form vacuum and pressure.When plunger moves upward, the volume of airtight chamber is increased and produces vacuum, now, the unlatching of feed liquor one-way valve, fluid closed check valve, medium enters in airtight chamber, and is full of airtight chamber; When plunger moves downward, airtight chamber's volume reducing mineralization pressure, now, feed liquor closed check valve, fluid one-way valve is opened, and is discharged by medium, reaches the object of fed sheet of a media.
Because the transmission adjustment member of the vertical plunger metering pump group of the utility model and motor are arranged in operation room, and the parts such as the liquid inlet and outlet of the pump housing are arranged in work cell, achieve and the pump housing and motor and control system are arranged on different enclosed spaces, eliminate potential safety hazard.Owing to adjusting measuring mechanism to be arranged in operation room, and regulated quantity delivered by long extension bar, therefore, the utility model vertical plunger metering pump group distant control metering can be carried and carry out remote applicability metering adjustment.In addition, the vertical plunger metering pump group of the utility model is provided with air chamber parts, and air chamber parts are connected to fluid pipeline, effectively reduces the pipe-line system flow caused in metering pump running and pressure pulsation, makes the flow of pump, pressure flattens surely.
Obviously, the Advantageous Effects of the utility model vertical plunger metering pump group is that the pump housing and motor and control system are arranged on different enclosed spaces, and can distant control metering conveying and carry out the metering of remote applicability and regulate.Further, pump core components can integral installation and taking-up, meets the requirement of pump core components safety, quick-replaceable and maintenance preferably.
Claims (4)
1. a vertical plunger metering pump group, is characterized in that, this metering pump group comprises outer cylinder body parts, pump seat, transmission adjustment member, motor, pump core components and air chamber parts; The upper cylinder outer step of outer cylinder body parts to be sleeved in pump seat endoporus and to be embedded in together in concrete diaphragm; Upper strata confined space is set on the top of concrete diaphragm, i.e. operation room, lower floor's confined space is set in the bottom of concrete diaphragm, i.e. work cell; Transmission adjustment member and motor are arranged at outer cylinder body section upper, and namely in operation room, and the input shaft that the output shaft of motor and transmission adjustment member turbine are paid is connected; Pump core components is arranged in outer cylinder body parts, and together extends in work cell with outer cylinder body parts; Air chamber parts are connected to fluid pipeline.
2. vertical plunger metering pump group according to claim 1, is characterized in that, transmission adjustment member is that metering pump drives transmission part, comprises support, turbine is paid, N-type axle, adjusts measuring mechanism, extension bar and crosshead; Turbine is paid output shaft, N-type axle, is adjusted measuring mechanism, extension bar be connected successively with crosshead and be separately fixed at pedestal top or inside; Crosshead is connected with the long extension bar of pump core components by extension bar.
3. vertical plunger metering pump group according to claim 1, it is characterized in that, outer cylinder body parts comprise upper cylinder, lower cylinder body and bottom; Upper cylinder and lower cylinder body are step linkage structure, and namely the external diameter of lower cylinder body is little compared with upper cylinder, and lower cylinder body is connected to upper cylinder lower end surface by top outer step, and bottom is connected to lower cylinder body lower end surface, and adopt metal wound gasket sealing in joint and fix with bolt; In the middle part of bottom, be provided with through hole and coordinate formation one airtight chamber with the pump housing of pump core components; Bottom bottom is provided with inlet opening, liquid outlet opening and return port; Feed liquor adapter, fluid adapter and backflow adapter are tightly connected by gland is corresponding with inlet opening, liquid outlet opening and return port respectively.
4. vertical plunger metering pump group according to claim 1, it is characterized in that, pump core components comprises connecting body, connecting tube, the pump housing, long extension bar, plunger, shaft coupling knot, coupling band, non-return valve and adapter; Connecting body is hollow cylinder structure, its cylindrical bottom is provided with interior step, and is connected with the upper-end surface of connecting tube by bolt; Pump housing cylindrical top is provided with interior step, and is connected with the lower end surface of connecting tube by bolt; Long extension bar is connected with plunger with coupling band by shaft coupling knot, namely the interior step of two semi-cylindrical shaft couplings knot be sleeved on the outer step of long extension bar lower end and the outer step of its upper end formed one cylindrical, coupling band is sleeved on shaft coupling knot outside and adopts and is screwed; By pressing plate, long extension bar lining I, II and seal ring are fixed between long extension bar cylindrical and connecting body inner circle in connecting body upper end portion; By stuffing nut, plunger lining I, II and seal ring are fixed between plunger cylindrical and pump body inner circle in pump housing upper end portion; Non-return valve is respectively arranged with at liquid entering hole and liquid outlet; Adapter is fixed on pump housing bottom liquid inlet mouth non-return valve lower end by pressure ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520130337.4U CN204476681U (en) | 2015-03-06 | 2015-03-06 | Vertical plunger metering pump group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520130337.4U CN204476681U (en) | 2015-03-06 | 2015-03-06 | Vertical plunger metering pump group |
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| Publication Number | Publication Date |
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| CN204476681U true CN204476681U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520130337.4U Active CN204476681U (en) | 2015-03-06 | 2015-03-06 | Vertical plunger metering pump group |
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| CN (1) | CN204476681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104675660A (en) * | 2015-03-06 | 2015-06-03 | 重庆水泵厂有限责任公司 | Vertical plunger metering pump group |
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2015
- 2015-03-06 CN CN201520130337.4U patent/CN204476681U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104675660A (en) * | 2015-03-06 | 2015-06-03 | 重庆水泵厂有限责任公司 | Vertical plunger metering pump group |
| CN104675660B (en) * | 2015-03-06 | 2017-01-11 | 重庆水泵厂有限责任公司 | Vertical plunger metering pump group |
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