CN207538991U - The pump body structure and its sewage pump of a kind of sewage pump - Google Patents
The pump body structure and its sewage pump of a kind of sewage pump Download PDFInfo
- Publication number
- CN207538991U CN207538991U CN201721724831.9U CN201721724831U CN207538991U CN 207538991 U CN207538991 U CN 207538991U CN 201721724831 U CN201721724831 U CN 201721724831U CN 207538991 U CN207538991 U CN 207538991U
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- Prior art keywords
- oil cylinder
- water vat
- water
- pump
- cylinder
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- 239000010865 sewage Substances 0.000 title claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 116
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 238000002955 isolation Methods 0.000 claims abstract description 35
- 239000012530 fluid Substances 0.000 abstract description 13
- 230000002708 enhancing effect Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 75
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 15
- 230000000694 effects Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Abstract
The utility model discloses the pump body structures and its sewage pump of a kind of sewage pump, including at least one pump housing, the pump housing includes water vat and oil cylinder, with the first piston and second piston being separately positioned in water vat and oil cylinder, first piston and second piston are linked by the piston rod realization being arranged between water vat and oil cylinder, the first sealing structure and second seals structure are respectively equipped on water vat and the opposite one end of oil cylinder, the isolation cylinder being axially set between water vat and oil cylinder along the water vat and the oil cylinder is further included, the isolation cylinder has the inner cavity for containing clear water.Using technical solutions of the utility model; abirritation is played by the partially liq that isolation cylinder leaks between water vat and oil cylinder; it is mixed for separating and removing the fluid as caused by seal failure; the leak fluid of water vat and oil cylinder is avoided directly to interpenetrate; so as to protect the oil sealing of sewage pump and enhancing oil sealing service life, the service life of product is promoted.
Description
Technical field
The utility model is related to sewerage equipment technical fields, and in particular to the pump body structure and its sewage of a kind of sewage pump
Pump.
Background technology
Pump is the energy for mechanical energy being converted to liquid, wide in national economy for the machinery of pressure-increasing unit liquid
General application can be applied in water conservancy, electric power, agricultural, mine and petrochemical industry production.Wherein, sewage pump is used for as one kind
The pump of city and sanitary sewage is conveyed, is had been more and more widely used in urban life and environmental protection.
A kind of existing sewage pump using piston structure makes the volume of pump chamber anti-by reciprocating of the piston in pump chamber
Multiple variation, and act on sucking and discharge fluid, including the hydraulic cylinder being made of water vat and oil cylinder, water vat and oil cylinder in pressure differential
It is sealed against each other by sealing ring and is respectively arranged with piston, the piston in oil cylinder drives the piston synchronous in water vat by interlocking bar
Water inlet repeatedly and the water lift of sewage pump are realized in movement by the reciprocating motion of piston.Sewage pump in actual use exist with
Lower problem:When two pistons are made by interlocking bar in frequent reciprocatory movement, the sealing of water vat and in-oil cylinder sealing ring
Effect is deteriorated, and is susceptible to failure phenomenon once for a long time, so as to the part water that water vat leaks be made to penetrate into oil cylinder or oil cylinder
Interior oil is penetrated into water vat, fluid is caused to mix, stability is poor, influences oil sealing service life and the performance of sewage pump.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome the water vat of sewage pump of the prior art and oil cylinder
Interior sealing ring using easily there is failure phenomenon, causes fluid to mix for a long time, and stability is poor, influence oil sealing service life of sewage pump with
The problem of performance.
In order to solve the above technical problems, the utility model provides a kind of pump body structure of sewage pump, including at least one pump
Body, the pump housing include axially mounted water vat and oil cylinder, and the water vat and the oil cylinder are respectively arranged with and can move back and forth
First piston and second piston, the first piston and the second piston are by being arranged between the water vat and oil cylinder
Piston rod realization is linked, and is respectively equipped on the water vat and the opposite one end of the oil cylinder and the piston rod packing coordinates
The first sealing structure and second seals structure, further include along the water vat and the oil cylinder be axially set in the water vat and
Isolation cylinder between the oil cylinder, the isolation cylinder have the inner cavity for containing clear water.
As a preferred embodiment, the isolation cylinder by fastening assembly be removably mounted to the water vat and oil cylinder it
Between, and sealing cooperation is kept with the water vat and the oil cylinder by first sealing structure and second seals structure respectively;
The piston rod passes through the both ends of the inner cavity of the isolation cylinder to be extended through respectively in the water vat and the oil cylinder.
As a preferred embodiment, first sealing structure be in the upper end annular opening of the water vat extremely
Few first sealing ring.
As a preferred embodiment, the second seals structure be in the lower end annular opening of the oil cylinder extremely
Few second sealing ring.
As a preferred embodiment, one group of intake-outlet is respectively arranged on the both ends side wall of the water vat, described in one group
Intake-outlet includes a water inlet and a water outlet, and the water inlet connects water inlet pipe, and the water outlet connects outlet pipe.
As a preferred embodiment, the both ends of the oil cylinder are respectively arranged with an oil transportation mouth.
A kind of sewage pump is also provided, includes the pump body structure of the sewage pump described in any one of above-mentioned.
Technical solutions of the utility model have the following advantages that:
1. in the pump body structure of sewage pump provided by the utility model, on the water vat and the opposite one end of the oil cylinder point
The first sealing structure and second seals structure that She You not coordinate with piston rod packing, to ensure the first oil cylinder and the second oil cylinder
Sealing performance realizes that the sealing transmission with piston rod coordinates, and isolation is axially provided between the water vat and the oil cylinder
Cylinder, the isolation cylinder have the inner cavity for containing clear water, and this structure setting is asked once occurring seal failure between water vat and oil cylinder
Topic, plays abirritation, for separating and removing by sealing by the partially liq that isolation cylinder leaks between water vat and oil cylinder
Fluid caused by failure mixes, and the leak fluid of water vat and oil cylinder is avoided directly to interpenetrate, so as to protect the oil sealing of sewage pump
With enhancing the oil sealing service life, it is reliable and stable, promote the performance and service life of product.
2. in the pump body structure of sewage pump provided by the utility model, the isolation cylinder is detachably installed by fastening assembly
Between the water vat and oil cylinder, and by first sealing structure and second seals structure respectively with the water vat and described
Oil cylinder keeps sealing cooperation.This structure setting, the dismounting of isolation cylinder is more convenient, when isolation cylinder makees the mitigation of leak fluid
It during with close to saturation, is reinstalled again at this point, staff can disassemble isolation cylinder after being cleared up, repeats profit
With, ensure isolation cylinder can normal use, reduce use cost.
3. in the pump body structure of sewage pump provided by the utility model, one is respectively arranged on the both ends side wall of the water vat
Group intake-outlet, intake-outlet described in one group include a water inlet and a water outlet, i.e., there are two water inlet and two altogether
Water outlet, the water inlet connect water inlet pipe, and the water outlet connects outlet pipe.Through the above technical solutions, realize water inlet pipe
The use demand of pump body structure can be met as long as by one group of intake-outlet with outlet pipe, reduce cost, while structure is more
Step up to gather.
4. in sewage pump provided by the utility model, the pump body structure of sewage pump as described above is provided with, thus it is natural
There are all brought due to the pump body structure of the above-mentioned sewage pump of setting, can be enhanced by the isolation cylinder in pump body structure
The oil sealing service life of sewage pump, and then the service life of lifting sewage pump, better reliability.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the dimensional structure diagram of sewage pump provided by the utility model;
Fig. 2 is the front view of the pump body structure of the sewage pump of the utility model;
Fig. 3 is the cross-sectional view shown in Fig. 2 along line A-A;
Fig. 4 is the part section structural representation of Fig. 3, specifically shown first sealing structure and second seals structure;
Reference sign:1- water vats, 11- first pistons, the first sealing structures of 12-, 2- oil cylinders, 21- second pistons,
22- second seals structures, 3- piston rods, 4- isolation cylinders, 41- inner cavities, 5- water feeding one-way valves, 6- water outlets, 7- water inlet pipes, 8- go out
Water pipe.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " first ", " second ", " third " are only used for describing
Purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection;Can be mechanical connection or electrical connection;It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not forming conflict can be combined with each other.
Embodiment 1
The present embodiment is specifically described below in conjunction with the accompanying drawings:
The present embodiment provides a kind of pump body structures of sewage pump as shown in Figs 1-4, including at least one pump housing, the pump
Body includes axially mounted water vat 1 and oil cylinder 2, and the water vat 1 and the oil cylinder 2 are respectively arranged with can move back and forth first
Piston 11 and second piston 21, the first piston 11 and the second piston 21 are by being arranged between the water vat and oil cylinder
The realization of piston rod 3 be linked, be respectively equipped on the water vat 1 and the opposite one end of the oil cylinder 2 close with the piston rod 3
The first sealing structure 12 of cooperation and second seals structure 22 are sealed, further includes and is set along the water vat 1 and the axial of the oil cylinder 2
Isolation cylinder 4 between the water vat 1 and the oil cylinder 2, the isolation cylinder 4 have the inner cavity 41 for containing clear water.
On the core technology scheme of this example during the above embodiment, the water vat 1 and the opposite one end of the oil cylinder 2 point
The first sealing structure 12 of cooperation and second seals structure 22 She You not be sealed with piston rod 3, to ensure the first oil cylinder and second
The sealing performance of oil cylinder realizes that the sealing transmission with piston rod coordinates, and axially set between the water vat 1 and the oil cylinder 2
Isolation cylinder 4 is equipped with, the isolation cylinder 4 has the inner cavity for containing clear water, this structure setting, once occur between water vat and oil cylinder
Seal failure problem, the partially liq leaked between water vat 1 and oil cylinder 2 by isolation cylinder 4 play abirritation, i.e. fluid delays
Be present in the clear water of isolation cylinder, mixed for separating and removing as caused by seal failure fluid, avoid water vat 1 and oil cylinder
2 leak fluid directly interpenetrates, reliable and stable so as to protect the oil sealing of sewage pump and enhancing oil sealing service life, promotes product
Performance and service life.
Made further preferably according to the above embodiment, the isolation cylinder 4 is removably mounted to described by fastening assembly
Between water vat 1 and oil cylinder 2, and by first sealing structure 12 and second seals structure 22 respectively with the water vat 1 and institute
It states oil cylinder 2 and keeps sealing cooperation, is i.e. the both ends of isolation cylinder keep being tightly connected with water vat and oil cylinder respectively;Further, it is described
Piston rod 3 passes through the both ends of inner cavity of the isolation cylinder 4 to be extended through respectively in the water vat 1 and the oil cylinder 2, and respectively with institute
State first piston 11 and the linkage setting of the second piston 21.This structure setting, the fastening assembly are preferably bolt assembly,
It is easy to maintain so that the dismounting of the isolation cylinder 4 is more convenient, when isolation cylinder to the abirritation of leak fluid close to saturation
When, it is reinstalled again at this point, staff can disassemble isolation cylinder 4 after being cleared up, repeats and utilize, ensure isolation
Cylinder being capable of normal use, reduction maintenance and use cost.
Make with reference to the concrete structure of the first sealing structure in Fig. 3-4 pairs of the present embodiment and second seals structure detailed
Explanation:
First sealing structure 12 is three the first sealing rings in the upper end annular opening of the water vat 1,
It is formed in the upper end annular opening of water vat 1 suitable for the annular groove of the first sealing ring of installation, first sealing ring is preferably
Silica gel ring, therefore, piston rod 3 pass through water vat annular opening when it is in sealing contact with the first sealing ring, ensure the leakproofness of oil cylinder
Energy.
The second seals structure 22 is three the second sealing rings in the lower end annular opening of the oil cylinder 2,
It is formed in the lower end annular opening of oil cylinder 2 suitable for the annular groove of the second sealing ring of installation, second sealing ring is preferably
Silica gel ring, therefore, piston rod 3 pass through oil cylinder annular opening when it is in sealing contact with the second sealing ring, ensure the leakproofness of oil cylinder
Energy.
In the present embodiment, as shown in Fig. 2, being respectively arranged with one group of intake-outlet on the both ends side wall of the water vat 1, one
The group intake-outlet includes a water inlet 5 and a water outlet 6, and the water inlet 5 connects water inlet pipe 7, the water outlet 6
Connect outlet pipe 8.Through the above technical solutions, realize that water inlet pipe and outlet pipe can meet dirt as long as by one group of intake-outlet
The use demand of water pump reduces cost, while structure is compacter.
It should be noted that:At least one of the present embodiment pump housing includes two mutually isostructural first pump housings and second
The pump housing with reference to figure 3, i.e., there are two water vat and two oil cylinders, and illustrates that the working method of water vat is:Two in different height
Water inlet 5 and two water outlets 6 are alternately in the state that opens or closes, and the water inlet 5 of intake-outlet described in one group and water outlet
Mouth 6 opens or closes when different, i.e., the inlet and outlet in different height position are alternately in a manner of corresponding
It is turned on and off state.By setting two pump body structures simultaneously, institute is respectively turned on by first pump housing so as to form one
The first access for stating water inlet 5 and the water outlet 6 and one are respectively turned on the water inlet 5 and institute by second pump housing
The flow of the alternate path of water outlet 6, lifting sewage pump water inlet and draining is stated, working efficiency is high.
As shown in Figure 1, the both ends of the oil cylinder 2 are respectively arranged with an oil transportation mouth, for conveying hydraulic oil to oil cylinder 2.
In the present embodiment, the oil cylinder 2, can be by pipeline by the oil transportation mouth on one end of two oil cylinders 2 specifically there are two settings
It mutually connects, two in-oil cylinder mutual oil pressure conveyings of hydraulic oil can be made in this way, then two oil are respectively turned on by solenoid valve
Oil transportation mouth on the cylinder other end, so as to which the oil in external fuel tank is not delivered in two oil cylinders, and solenoid valve is different
When drive two cylinder efficients, therefore, under solenoid-driven, two in-oil cylinder hydraulic oil phase under piston effect can be made
Mutual oil pressure conveying, realizes hydraulic-driven.
Embodiment 2
The present embodiment provides a kind of sewage pumps, as depicted in figs. 1 and 2, include the pump housing of the sewage pump described in embodiment 1
Structure is provided with the pump body structure of sewage pump as described above, thus has the pump body structure because setting above-mentioned sewage pump naturally
And all advantages brought, oil sealing service life of sewage pump, and then lifting sewage can be enhanced by the isolation cylinder in pump body structure
The service life of pump, better reliability.
The sewage pump of the present embodiment sets two pump body structures simultaneously, in sewage pump at work, can take out water inlet pipe
The sewage entered is discharged respectively via two carrying paths that two pump body structures are formed from outlet pipe, realizes pressure-increasing unit fluid
Effect, the work period is short, and feed flow is big, and working efficiency is high.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (7)
1. a kind of pump body structure of sewage pump, which is characterized in that including at least one pump housing, the pump housing includes axially mounted
Water vat (1) and oil cylinder (2), the water vat (1) and the oil cylinder (2) are respectively arranged with the first piston (11) that can be moved back and forth
With second piston (21), the first piston (11) and the second piston (21) are by being arranged in the water vat (1) and oil cylinder
Between piston rod (3) realization be linked, be respectively equipped on the water vat (1) and the opposite one end of the oil cylinder (2) and institute
State the first sealing structure (12) and second seals structure (22) of piston rod (3) sealing cooperation, further include along the water vat (1) and
The isolation cylinder (4) being axially set between the water vat (1) and the oil cylinder (2) of the oil cylinder (2), the isolation cylinder (4)
With the inner cavity (41) for containing clear water.
2. the pump body structure of sewage pump according to claim 1, it is characterised in that:
The isolation cylinder (4) is removably mounted to by fastening assembly between the water vat (1) and oil cylinder (2), and is passed through described
First sealing structure (12) and second seals structure (22) keep sealing cooperation with the water vat (1) and the oil cylinder (2) respectively;
The both ends of inner cavity of the piston rod (3) across the isolation cylinder (4) are extended through the water vat (1) and the oil cylinder (2) respectively
In.
3. the pump body structure of sewage pump according to claim 1 or claim 2, it is characterised in that:
First sealing structure (12) is to be sealed flush-mounted at least one of upper end annular opening of the water vat (1) first
Circle.
4. the pump body structure of sewage pump according to claim 1 or claim 2, it is characterised in that:
The second seals structure (22) is to be sealed flush-mounted at least one of lower end annular opening of the oil cylinder (2) second
Circle.
5. the pump body structure of sewage pump according to claim 1, it is characterised in that:Divide on the both ends side wall of the water vat (1)
Be not provided with one group of intake-outlet, intake-outlet described in one group include a water inlet (5) and a water outlet (6), it is described into
The mouth of a river (5) connection water inlet pipe (7), water outlet (6) the connection outlet pipe (8).
6. the pump body structure of sewage pump according to claim 1, it is characterised in that:The both ends of the oil cylinder (2) are set respectively
There are one oil transportation mouths.
7. a kind of sewage pump, it is characterised in that:Include the pump body structure of the sewage pump described in any one of claim 1-6.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721724831.9U CN207538991U (en) | 2017-12-12 | 2017-12-12 | The pump body structure and its sewage pump of a kind of sewage pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721724831.9U CN207538991U (en) | 2017-12-12 | 2017-12-12 | The pump body structure and its sewage pump of a kind of sewage pump |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207538991U true CN207538991U (en) | 2018-06-26 |
Family
ID=62618233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721724831.9U Expired - Fee Related CN207538991U (en) | 2017-12-12 | 2017-12-12 | The pump body structure and its sewage pump of a kind of sewage pump |
Country Status (1)
Country | Link |
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CN (1) | CN207538991U (en) |
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2017
- 2017-12-12 CN CN201721724831.9U patent/CN207538991U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190911 Address after: 325611 Qingjiang Town Industrial Zone, Yueqing City, Wenzhou City, Zhejiang Province (in Yueqing Jingcheng Freight Co., Ltd.) Patentee after: Wenzhou Tongzhou Environmental Protection Equipment Co.,Ltd. Address before: Hongqiao Jiang Zhai Cun town Yueqing City, Zhejiang province Wenzhou city 325603 Patentee before: ZHEJIANG TONGSEN ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180626 |
|
CF01 | Termination of patent right due to non-payment of annual fee |