CN209227683U - A kind of box type negative-pressure-free supply equipment of residual quantity compensation - Google Patents

A kind of box type negative-pressure-free supply equipment of residual quantity compensation Download PDF

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Publication number
CN209227683U
CN209227683U CN201821933415.4U CN201821933415U CN209227683U CN 209227683 U CN209227683 U CN 209227683U CN 201821933415 U CN201821933415 U CN 201821933415U CN 209227683 U CN209227683 U CN 209227683U
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China
Prior art keywords
pressure
tank
supply equipment
residual quantity
box type
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CN201821933415.4U
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Chinese (zh)
Inventor
徐亚华
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Jiangsu Fuya Water Supply And Drainage Technology Co Ltd
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Jiangsu Fuya Water Supply And Drainage Technology Co Ltd
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Abstract

The utility model relates to supply equipment technical fields, especially a kind of box type negative-pressure-free supply equipment of residual quantity compensation, including pedestal, base top side is set there are three centrifugal multistage pump multiple centrifugal pump, the output end of centrifugal multistage pump multiple centrifugal pump is logical to be equipped with parallel transistor, base top is equipped with vacuum tank, the opposite both sides of base top are equipped with column, column is equipped with limiting slot, swingle is equipped in limiting slot, pedestal opposite two is equipped with telescopic oil cylinder by shaft rotation connection, steady flow compensation tank is equipped at the top of two swingles between opposite side, the bottom output end of steady flow compensation tank is fixed with rubber hose, the output end of the output end of rubber hose and three centrifugal multistage pump multiple centrifugal pumps and being connected with is set, negative pressure inhibition device is fixed at the top of steady flow compensation tank.The utility model structure is simple, convenient for safeguarding, has market prospects, is suitble to promote.

Description

A kind of box type negative-pressure-free supply equipment of residual quantity compensation
Technical field
The utility model relates to the box type negative-pressure-free water supply that supply equipment technical field more particularly to a kind of residual quantity compensate to set It is standby.
Background technique
Non-negative pressure water-supply device is that a kind of pressurization water supply unit directly couples with municipal network water supply, in city planting ductwork residue Series connection laminates water supply and ensures that (setting pressure necessarily is greater than small municipal ductwork pressure not less than setting protection pressure on pressure-based Direct-furnish area, area pressure demand, generally the second pressure water supply equipment not less than 1.2Kg).Nowadays, secondary water-supply ensure that people day Often life, but non-negative pressure water-supply device use for a long time will appear loss, be easy in work water inlet or water outlet by In long neglected and in disrepair or other outside causes, cause loss that water is allowed to overflow, thus can waste water resource, so being tieed up It repairs, box type negative-pressure-free supply equipment structure design when maintenance due to the compensation of existing residual quantity is close, and maintenance personal can not Into its internal replacement maintenance for carrying out part, thus it is proposed that a kind of box type negative-pressure-free supply equipment of residual quantity compensation solves Certainly problem above.
Utility model content
Purpose of the utility model is to solve the box type negative-pressure-free confessions that existing residual quantity compensation exists in the prior art The shortcomings that design of wetting system structure is close, and maintenance personal cannot be introduced into its internal replacement maintenance for carrying out part, and one proposed The box type negative-pressure-free supply equipment of kind residual quantity compensation.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of box type negative-pressure-free supply equipment of residual quantity compensation is designed, including pedestal, the base top side are set side by side There are three centrifugal multistage pump multiple centrifugal pump, the output end of the centrifugal multistage pump multiple centrifugal pump is equipped with parallel transistor by pipeline parallel connection, the parallel transistor it is defeated Outlet is connected to setting with secondary water-supply case, and the parallel transistor top side is fixed with pressure-detecting device, the base top It is fixed with vacuum tank between two adjacent centrifugal multistage pump multiple centrifugal pumps, passes through pipeline and the parallel transistor inside the vacuum tank Be connected setting, and the opposite both sides in side of the base top far from the centrifugal multistage pump multiple centrifugal pump are fixed with column, two institutes It states column relatively and is vertically arranged, two opposite sides of the column are equipped with limiting slot, pass through in the limiting slot and turn Axis rotation connection is equipped with swingle, and the pedestal opposite two is described to stretch by shaft rotation connection equipped with telescopic oil cylinder The output end of contracting oil cylinder is rotatablely connected by the bottom end of shaft and the swingle, opposite side at the top of two swingles Between be equipped with steady flow compensation tank, the opposite sides of the steady flow compensation tank is fixed with attachment base, and the attachment base, which passes through, to be turned Top one end of axis and the swingle is rotatablely connected, and the bottom output end of the steady flow compensation tank is fixed with rubber hose, The output end of the output end of the rubber hose and three centrifugal multistage pump multiple centrifugal pumps and being connected with is set, the top of the steady flow compensation tank It is fixed with negative pressure inhibition device, the top side of the pedestal is fixed with control unit, and described control unit passes through outside conducting wire Connect power supply.
Preferably, the vacuum tank is pressure stabilizing diaphragm-type air-compressed tank.
Preferably, the pressure-detecting device is pressure transmitter.
Preferably, the telescopic oil cylinder is electric hydaulic reduction oil cylinder.
Preferably, described control unit is frequency-variable controller, the pressure-detecting device, centrifugal multistage pump multiple centrifugal pump, negative pressure suppression Device and telescopic oil cylinder pass through conducting wire and described control unit is electrically connected.
Preferably, the installation site of the attachment base is higher than the slack tank position of centre of gravity of the steady flow compensation tank.
The utility model proposes a kind of compensation of residual quantity box type negative-pressure-free supply equipment, beneficial effect is: passing through band Have between the swingle of telescopic oil cylinder and the column with limiting slot and the steady flow compensation tank with attachment base and rubber hose It cooperates, under the steady flow compensation tank for the box type negative-pressure-free supply equipment for compensating residual quantity stretches effect on the top of telescopic oil cylinder, energy It follows swingle to be rotated, makes the space opening between steady flow compensation tank and centrifugal multistage pump multiple centrifugal pump, convenient for pipeline maintenance replacement, promoted The convenient performance of maintenance, increases practical performance.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of residual quantity compensation box type negative-pressure-free supply equipment structural schematic diagram;
Fig. 2 is the structural schematic diagram of the telescopic oil cylinder proposed in the utility model;
Fig. 3 is the structural schematic diagram of the limiting slot proposed in the utility model.
In figure: pedestal 1, parallel transistor 2, vacuum tank 3, centrifugal multistage pump multiple centrifugal pump 4, steady flow compensation tank 5, negative pressure inhibition device 6, column 7, Swingle 8, attachment base 9, telescopic oil cylinder 10, control unit 11, rubber hose 12, limiting slot 13.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
Referring to Fig.1-3, a kind of box type negative-pressure-free supply equipment of residual quantity compensation, including pedestal 1,1 top side of pedestal is simultaneously Column are set there are three centrifugal multistage pump multiple centrifugal pump 4, and the output end of centrifugal multistage pump multiple centrifugal pump 4 is equipped with parallel transistor 2 by pipeline parallel connection, parallel transistor 2 it is defeated Outlet is connected to setting with secondary water-supply case, and 2 top side of parallel transistor is fixed with pressure-detecting device, and pressure-detecting device is pressure Power transmitter, improves pressure detecting precision, and 1 top of pedestal is fixed with vacuum tank between two adjacent centrifugal multistage pump multiple centrifugal pumps 4 3, vacuum tank 3 is pressure stabilizing diaphragm-type air-compressed tank, ensures stable water pressure, prevents damage of the impact of water hammer to no negative pressure equipment, pressure stabilizing It is connected with parallel transistor 2 setting inside tank 3 by pipeline, the both sides that the side of the separate centrifugal multistage pump multiple centrifugal pump 4 in 1 top of pedestal is opposite are consolidated Surely it is equipped with column 7, two columns 7 are opposite and are vertically arranged, and two opposite sides of column 7 are equipped with limiting slot 13, limiting slot Swingle 8 is equipped with by shaft rotation connection in 13, pedestal 1 opposite two is equipped with by shaft rotation connection flexible oily Cylinder 10, telescopic oil cylinder 10 are electric hydaulic reduction oil cylinder, and the output end of telescopic oil cylinder 10 is turned by the bottom end of shaft and swingle 8 Dynamic connection, two 8 tops of swingle are equipped with steady flow compensation tank 5 between opposite side, and the opposite sides of steady flow compensation tank 5 is fixed Equipped with attachment base 9, the installation site of attachment base 9 is higher than the slack tank position of centre of gravity of steady flow compensation tank 5, prevents steady flow compensation tank 5 from turning over Turn, attachment base 9 is rotatablely connected by top one end of shaft and swingle 8, and the bottom output end fixation of steady flow compensation tank 5 is set There is a rubber hose 12, the output end of the output end of rubber hose 12 and three centrifugal multistage pump multiple centrifugal pumps 4 and being connected with is set, steady flow compensation tank 5 Top be fixed with negative pressure inhibition device 6, the top side of pedestal 1 is fixed with control unit 11, and control unit 11 is by leading Line external power supply, control unit 11 are frequency-variable controller, pressure-detecting device, centrifugal multistage pump multiple centrifugal pump 4, negative pressure inhibition device 6 and flexible Oil cylinder 10 is electrically connected by conducting wire and control unit 11.
In use, by the swingle 8 with telescopic oil cylinder 10 and the column 7 with limiting slot 13 and having attachment base 9 and rubber hose 12 steady flow compensation tank 5 between mutual cooperation, make residual quantity compensate box type negative-pressure-free supply equipment current stabilization mend It repays under tank 5 stretches effect on the top of telescopic oil cylinder 10, swingle 8 can be followed to be rotated, steady flow compensation tank 5 and centrifugal multistage pump multiple centrifugal pump are made Space opening between 4 improves the convenient performance of maintenance, increases practical performance convenient for pipeline maintenance replacement.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of box type negative-pressure-free supply equipment of residual quantity compensation, including pedestal (1), which is characterized in that at the top of the pedestal (1) Side is set side by side there are three centrifugal multistage pump multiple centrifugal pump (4), and the output end of the centrifugal multistage pump multiple centrifugal pump (4) is equipped with parallel transistor by pipeline parallel connection (2), the output end of the parallel transistor (2) is connected to setting with secondary water-supply case, and parallel transistor (2) top side is fixed with pressure Force checking device, pedestal (1) top are fixed with vacuum tank (3), institute between two adjacent centrifugal multistage pump multiple centrifugal pumps (4) It states and is connected with the parallel transistor (2) setting inside vacuum tank (3) by pipeline, the separate multistage in pedestal (1) top The opposite both sides in the side of centrifugal pump (4) are fixed with column (7), and two columns (7) are opposite and are vertically arranged, two institutes It states the opposite side of column (7) to be equipped with limiting slot (13), rotation is equipped with by shaft rotation connection in the limiting slot (13) Bull stick (8), the pedestal (1) opposite two are equipped with telescopic oil cylinder (10) by shaft rotation connection, the telescopic oil cylinder (10) output end is rotatablely connected by the bottom end of shaft and the swingle (8), opposite at the top of two swingles (8) Steady flow compensation tank (5) are equipped between side, the opposite sides of the steady flow compensation tank (5) is fixed with attachment base (9), the company Joint chair (9) is rotatablely connected by top one end of shaft and the swingle (8), and the bottom of the steady flow compensation tank (5) is defeated Outlet is fixed with rubber hose (12), and the output end of the rubber hose (12) is defeated with three centrifugal multistage pump multiple centrifugal pumps (4) Outlet and being connected with is set, and is fixed with negative pressure inhibition device (6) at the top of the steady flow compensation tank (5), the top one of the pedestal (1) Side is fixed with control unit (11), and described control unit (11) passes through conducting wire external power supply.
2. a kind of box type negative-pressure-free supply equipment of residual quantity compensation according to claim 1, which is characterized in that the pressure stabilizing Tank (3) is pressure stabilizing diaphragm-type air-compressed tank.
3. a kind of box type negative-pressure-free supply equipment of residual quantity compensation according to claim 1, which is characterized in that the pressure Detection device is pressure transmitter.
4. a kind of box type negative-pressure-free supply equipment of residual quantity compensation according to claim 1, which is characterized in that described flexible Oil cylinder (10) is electric hydaulic reduction oil cylinder.
5. a kind of box type negative-pressure-free supply equipment of residual quantity compensation according to claim 1, which is characterized in that the control Unit (11) is frequency-variable controller, the pressure-detecting device, centrifugal multistage pump multiple centrifugal pump (4), negative pressure inhibition device (6) and telescopic oil cylinder (10) it is electrically connected by conducting wire and described control unit (11).
6. a kind of box type negative-pressure-free supply equipment of residual quantity compensation according to claim 1, which is characterized in that the connection The installation site of seat (9) is higher than the slack tank position of centre of gravity of the steady flow compensation tank (5).
CN201821933415.4U 2018-11-22 2018-11-22 A kind of box type negative-pressure-free supply equipment of residual quantity compensation Active CN209227683U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821933415.4U CN209227683U (en) 2018-11-22 2018-11-22 A kind of box type negative-pressure-free supply equipment of residual quantity compensation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821933415.4U CN209227683U (en) 2018-11-22 2018-11-22 A kind of box type negative-pressure-free supply equipment of residual quantity compensation

Publications (1)

Publication Number Publication Date
CN209227683U true CN209227683U (en) 2019-08-09

Family

ID=67504069

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821933415.4U Active CN209227683U (en) 2018-11-22 2018-11-22 A kind of box type negative-pressure-free supply equipment of residual quantity compensation

Country Status (1)

Country Link
CN (1) CN209227683U (en)

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