CN207004763U - A kind of plunger pump - Google Patents
A kind of plunger pump Download PDFInfo
- Publication number
- CN207004763U CN207004763U CN201720843634.2U CN201720843634U CN207004763U CN 207004763 U CN207004763 U CN 207004763U CN 201720843634 U CN201720843634 U CN 201720843634U CN 207004763 U CN207004763 U CN 207004763U
- Authority
- CN
- China
- Prior art keywords
- plunger
- crankcase
- valve body
- bent axle
- pump
- 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
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of plunger pump, including valve body and plunger, the valve body is connected with crankcase, one end of plunger is placed in the plunger shaft of valve body, the other end is connected by connecting rod with the bent axle in crankcase, and bent axle is connected with power set, and cold water cooling duct is offered on described crankcase, the water inlet of plunger pump is just provided with the Single port of cold water cooling duct, and cold water cooling duct another port is connected by pipeline with the water inlet end of valve body；The utility model is different from other plunger pumps, and its crankcase has cold water cooling duct, can effectively reduce the temperature rise of pump crank lubricating at work, abrasion when reducing high temperature to seal and crankshaft-link rod, towards designing above, installation side makes unique crankcase, excludes oil leak and causes another component wear；So as to substantially prolongs the service life of pump；With simple and practical novelty it is handsome in appearance the characteristics of.
Description
Technical field
Plunger pump technique is the utility model is related to, specifically a kind of good cooling results are easy to the plunger pump of maintenance.
Background technology
Plunger pump be widely used in workers and peasants production in, such as skyscraper drinking water conveying etc.；Current plunger pump
As notification number is：CN101881260A, which discloses a kind of plunger pump of oil-free lubrication, includes valve body and plunger, is provided with valve body
Plunger cavity, water inlet and delivery port are provided with plunger cavity, water one-way valve is installed out on delivery port, is provided with the valve body
One reservoir chamber and intake chamber；Wherein reservoir chamber is provided with water inlet at top, and reservoir chamber is provided with intercommunicating pore and water inlet in bottom
Room connects, and reservoir chamber is provided with plunger hole between madial wall and plunger cavity, and reservoir chamber is provided with extraneous with valve body in lateral wall
The plunger mounting hole of connection；The intake chamber is located at the plunger cavity bottom, and it is connected by described water inlet with plunger cavity,
The intercommunicating pore unilaterally connected of water feeding one-way valve, water feeding one-way valve and reservoir chamber is provided with intake chamber simultaneously；The plunger head
Be located in plunger cavity, in the middle part of plunger through plunger hole in reservoir chamber, plunger tail through plunger mounting hole stretching valve body and
Dynamical system connects；Need all to dismantle the parts such as bent axle and bearing during current this plunger pump maintenance, it is easy during maintenance
Oil leak is caused to influence the cooperation precision between part, the problems such as so as to influence the service life of plunger pump.
Utility model content
The purpose of this utility model is to provide a kind of plunger pump, mainly different from other plunger pumps, and its crankcase has cold
Water cooling passageway, the temperature rise of pump crank lubricating at work can be effectively reduced, to seal and crankshaft-link rod when reducing high temperature
Abrasion, towards designing above, installation side makes unique crankcase, exclude oil leak cause another component wear；So as to substantially prolongs
The service life of pump；With simple and practical novelty it is handsome in appearance the characteristics of.
Following technical scheme is used to achieve the above object：
A kind of plunger pump, including valve body and plunger, it is characterised in that：The valve body is connected with crankcase, one end of plunger
It is placed in the plunger shaft of valve body, the other end is connected by connecting rod with the bent axle in crankcase, and bent axle is connected with power set,
Cold water cooling duct is offered on described crankcase, the water inlet of plunger pump is just provided with the Single port of cold water cooling duct
Place, cold water cooling duct another port is connected by pipeline with the water inlet end of valve body.
Described crankcase includes casing and case lid, the opening up design of casing, and case lid seals casing upper port, case
The front portion of intracoelomic cavity is provided with plunger mat, is provided with plunger hole in plunger mat, and the back segment of plunger is placed in plunger hole, plunger back-end with
Connecting rod is pivotally connected, and connecting rod is connected with bent axle.
Plunger mat is run through in described cold water cooling duct, and positioned at the lower section of plunger hole.
Described bent axle is fixed in crankcase by bearing, and one end of bent axle is connected by reducing gear and power set
Connect.
Described reducing gear is gear reduction unit, and gear reduction unit is fixed on the lateral wall of casing, gear reduction unit
Output end engages with the gear on bent axle, and the output end of gear reduction unit input and power set is direct-connected.
Described connecting rod includes con-rod only, step and upper ball cover, after step is connected to con-rod only
Hold simultaneously be provided with the top of step with con-rod only integrative-structure, upper ball cover and be connected by screw rod, upper ball cover and
Step, which coordinates, is connected connecting rod with bent axle.
Described crankcase bottom is additionally provided with base.
The anterior left and right sides of described casing is provided with the connecting seat of protrusion case body front surface, and described valve body is fixed
On connecting seat.
The described connecting seat of left and right two is encircled into about one with crankcase front side wall and valve body rear wall and runs through logical
Road, the plunger cavity of described valve body and the plunger hole of crankcase communicate with passage, and the middle part of described plunger is exposed in passage
In.
The utility model has three big features：
1st, crankcase has cold water cooling duct, can effectively reduce the temperature rise of pump crank lubricating at work；Reduce high temperature
When abrasion to seal and crankshaft-link rod, unique crankcase is easy for installation towards designing above, excludes oil leak and causes another part
Abrasion, while plunger stage casing is exposed in the channel, further lifts cooling effect, so as to substantially prolongs the service life of pump.
2nd, changing plunger need not dismounting bent axle and bearing, mainly crankcase and link design novelty, convenient disassembly；As long as
The upper ball cover of connecting rod is opened, plunger can is directly taken out from the plunger hole of crankcase plunger mat, changed so as to significantly reduce
Torn open during plunger | it is the other parts of damage to unload bent axle and bearing, extends the service life of pump, easy to maintenance.
3rd, band The gear deceleration is just direct-connected with engine on crankcase side, non-slip efficiency high, so as to reduce belt driving band
That comes is dangerous.
The utility model has the characteristics of simple and practical novelty is handsome in appearance simultaneously.
Brief description of the drawings
Fig. 1 is surface structure schematic diagram of the present utility model；
Fig. 2 is the structural representation of the utility model other direction；
Fig. 3 is the utility model valve body and casing decomposition texture schematic diagram；
Fig. 4 is the decomposition texture schematic diagram of the utility model valve body and casing other direction；
Fig. 5 is the cooperation schematic diagram of the utility model connecting rod and bent axle；
Fig. 6 is the cooperation schematic diagram of the utility model plunger and valve body；
Fig. 7 is the structural representation of the utility model crankcase；
Fig. 8 is the structural representation of the utility model crankcase other direction.
Embodiment
As shown in figures 1-8, a kind of plunger pump, including valve body 1 and plunger 5, it is characterised in that：The valve body 1 and crankcase 2
It is connected, the described bottom of crankcase 2 is additionally provided with base 3, and one end of plunger 5 is placed in the plunger shaft 11 of valve body 1, the other end
It is connected by connecting rod 6 with the bent axle 23 in crankcase 2, described bent axle 23 is fixed in crankcase 2 by bearing, and the one of bent axle
End is connected by reducing gear 7 with power set；Described reducing gear 7 is gear reduction unit, and gear reduction unit 7 is fixed on song
On the lateral wall of axle box casing, the output end of gear reduction unit 7 engages with the gear on bent axle 23, the input of gear reduction unit 7 with
The output end of power set is direct-connected.
Described crankcase 2 includes casing 21 and case lid 22, the opening up design of casing, and case lid 22 is by the upper end of casing 21
Mouth sealing, the front portion of the inner chamber of casing 21 are provided with plunger mat 25, plunger hole 26 are provided with plunger mat 25, and the back segment of plunger 5 houses
In plunger hole 26, the rear end of plunger 5 is pivotally connected with connecting rod 8, and connecting rod 8 is connected with bent axle 23.The anterior left and right sides of described casing 21
The connecting seat 27 of protrusion case body front surface is provided with, described valve body 1 is fixed on connecting seat 27；The described company of left and right two
Joint chair 27 is encircled into about one passage run through, the plunger of described valve body 1 with the front side wall of crankcase 2 and the rear wall of valve body 1
The plunger hole of chamber and crankcase communicates with passage, and the middle part of described plunger 5 is exposed in the channel.
Described connecting rod 8 includes con-rod only 81, step 82 and upper ball cover 83, and step 82 is connected to connecting rod
The rear end of body 81 is simultaneously provided with the top of step 82 and consolidated by screw rod with con-rod only integrative-structure, upper ball cover 83
Even, upper ball cover 83 and step 82, which coordinate, is connected connecting rod 8 with bent axle 21.
Cold water cooling duct is offered on described crankcase 21, plunger mat 25 is run through in described cold water cooling duct,
And positioned at the lower section of plunger hole.The water inlet 28 of plunger pump is just provided with the Single port of cold water cooling duct, and cold water cooling is logical
Road another port is connected by pipeline 9 with the water inlet end of valve body 1.
During utility model works, the current of plunger pump first enter from water inlet 28 through cold water cooling duct, then through pipeline 9
Into valve body；Power set carry out driving plunger to work by decelerator band dynamic crankshaft；Cold water of the current from the lower section of plunger mat 25
Cooling duct can effectively reduce the temperature rise of pump crank lubricating at work by being cooled down to plunger mat 25 and casing 21；Reduce
To the abrasion of seal and crankshaft-link rod during high temperature, crankcase towards designing above, and easy for installation, exclusion oil leak causes other part
Abrasion；The passage of hollow out is also left between crankcase and valve body simultaneously, plunger stage casing is exposed in the passage of hollow out, further
Lifting is to plunger cooling effect, so as to substantially prolongs the service life of pump.
The upper ball cover 83 and step of other the utility model connecting rod 8 coordinate about 82 connects connecting rod 8 and bent axle 21
Connect, as long as opening the upper ball cover of connecting rod during dismounting, unload upper ball cover 83, plunger can is directly from crankcase plunger mat
Plunger hole is taken out, and bent axle and bearing need not be dismantled by changing plunger, and crankcase is novel with link design, convenient disassembly, so as to overcome
Because of dismounting bent axle and damage during bearing to other parts when existing structure changes plunger, so as to which extend pump uses the longevity
Life, and it is easy to maintenance.
Band The gear deceleration is just direct-connected with engine on crankcase side of the present utility model, non-slip efficiency high, so as to reduce
Belt transmission is brought dangerous；With simple and practical novelty it is handsome in appearance the characteristics of.
Claims (9)
1. a kind of plunger pump, including valve body and plunger, it is characterised in that：The valve body is connected with crankcase, and one end of plunger holds
It is placed in the plunger shaft of valve body, the other end is connected by connecting rod with the bent axle in crankcase, and bent axle is connected with power set, in institute
Cold water cooling duct is offered on the crankcase stated, the water inlet of plunger pump is just provided with the Single port of cold water cooling duct,
Cold water cooling duct another port is connected by pipeline with the water inlet end of valve body.
A kind of 2. plunger pump as claimed in claim 1, it is characterised in that：Described crankcase includes casing and case lid, casing
Opening up design, case lid seals casing upper port, and the front portion of cabinets cavity is provided with plunger mat, and post is provided with plunger mat
Consent, the back segment of plunger are placed in plunger hole, and plunger back-end is pivotally connected with connecting rod, and connecting rod is connected with bent axle.
A kind of 3. plunger pump as claimed in claim 2, it is characterised in that：Plunger mat is run through in described cold water cooling duct, and
Positioned at the lower section of plunger hole.
A kind of 4. plunger pump as claimed in claim 1, it is characterised in that：Described bent axle is fixed on crankcase by bearing
Interior, one end of bent axle is connected by reducing gear with power set.
A kind of 5. plunger pump as claimed in claim 4, it is characterised in that：Described reducing gear is gear reduction unit, gear
Decelerator is fixed on the lateral wall of casing, and gear reduction unit output end engages with the gear on bent axle, gear reduction unit input
End is direct-connected with the output end of power set.
A kind of 6. plunger pump as described in claim 1 to 5 any one, it is characterised in that：Described connecting rod includes connecting rod sheet
Body, step and upper ball cover, step be connected to the rear end of con-rod only and with con-rod only integrative-structure, upper bearing (metal)
Lid is provided with the top of step and is connected by screw rod, and connecting rod is connected by upper ball cover and step cooperation with bent axle.
A kind of 7. plunger pump as claimed in claim 1, it is characterised in that：Described crankcase bottom is additionally provided with base.
A kind of 8. plunger pump as claimed in claim 2, it is characterised in that：The anterior left and right sides of described casing is provided with convex
The connecting seat of outlet body front surface, described valve body are fixed on connecting seat.
A kind of 9. plunger pump as claimed in claim 8, it is characterised in that：The described connecting seat of left and right two and crankcase front side
Wall and valve body rear wall are encircled into about one passage run through, the plunger cavity of described valve body and the plunger hole of crankcase with
Passage communicates, and the middle part of described plunger is exposed in the channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720843634.2U CN207004763U (en) | 2017-07-12 | 2017-07-12 | A kind of plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720843634.2U CN207004763U (en) | 2017-07-12 | 2017-07-12 | A kind of plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207004763U true CN207004763U (en) | 2018-02-13 |
Family
ID=61452775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720843634.2U Active CN207004763U (en) | 2017-07-12 | 2017-07-12 | A kind of plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207004763U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462308A (en) * | 2018-03-22 | 2018-08-28 | 台州奕翔机电有限公司 | A kind of electric direct-drive plunger pump |
| CN109162883A (en) * | 2018-09-11 | 2019-01-08 | 上海水威环境技术股份有限公司 | A kind of three plunger water pump of super-pressure |
| CN109253070A (en) * | 2017-07-12 | 2019-01-22 | 台州市荣盛科技泵业有限公司 | A kind of plunger pump |
-
2017
- 2017-07-12 CN CN201720843634.2U patent/CN207004763U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253070A (en) * | 2017-07-12 | 2019-01-22 | 台州市荣盛科技泵业有限公司 | A kind of plunger pump |
| CN108462308A (en) * | 2018-03-22 | 2018-08-28 | 台州奕翔机电有限公司 | A kind of electric direct-drive plunger pump |
| CN109162883A (en) * | 2018-09-11 | 2019-01-08 | 上海水威环境技术股份有限公司 | A kind of three plunger water pump of super-pressure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207004763U (en) | A kind of plunger pump | |
| CN204610195U (en) | fire-fighting small displacement high pressure air compressor | |
| CN203189682U (en) | Subway gear box body | |
| CN204140429U (en) | Roots blower | |
| CN205937742U (en) | Engineering machine tool gearbox box | |
| CN202851308U (en) | Cylinder block with oil storage tank and reciprocating compressor using same | |
| CN205370787U (en) | Take engine gear room of hydraulic power output interface | |
| CN202612580U (en) | Speed reducer with built-in lubrication system | |
| CN109253070A (en) | A kind of plunger pump | |
| CN203404047U (en) | Pressurizing oil supply lubricating mechanism for controlling pressure of lubricating oil for compressor | |
| CN204476770U (en) | A kind of single stage single suction cantilever type rear flank charging No leakage Pulp pump | |
| CN204140398U (en) | A kind of rolling piston refrigeration compressor with sufficient lubrication system | |
| CN207945021U (en) | A kind of backgear room with gas oil separation structure | |
| CN201934315U (en) | Air inlet and air outlet structure of water lubricated single-screw compressor | |
| CN203936353U (en) | A kind of die casting machine dnockout copper department with oil impregnate processing mechanism that is provided with | |
| CN205578209U (en) | Novel automatic water pumper of piston | |
| CN208184927U (en) | Electric compressor oil inlet lubricating system | |
| CN204693006U (en) | Oil pump | |
| CN203835936U (en) | Special double oil groove crankshaft for refrigerator compressor | |
| CN206017099U (en) | Self lubricating gas-liquid booster pump | |
| CN205895585U (en) | High pressure oil field water injection pump power end piece | |
| CN204357525U (en) | Derv fuel oil pan | |
| CN202300698U (en) | Crankcase structure of motorcycle engine | |
| CN110285035B (en) | Noise-reducing double-cylinder synchronous air compressor | |
| CN204299828U (en) | Piston type air compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Plunger pump Effective date of registration: 20181221 Granted publication date: 20180213 Pledgee: Zhejiang Tailong commercial bank Taizhou branch of Limited by Share Ltd Pledgor: Taizhou Rongsheng technology Pump Co., Ltd. Registration number: 2018330000488 |