CN207906007U - 80KW grades of municipal environmental sanitation machinery high-pressure plunger pumps - Google Patents
80KW grades of municipal environmental sanitation machinery high-pressure plunger pumps Download PDFInfo
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- CN207906007U CN207906007U CN201820158975.0U CN201820158975U CN207906007U CN 207906007 U CN207906007 U CN 207906007U CN 201820158975 U CN201820158975 U CN 201820158975U CN 207906007 U CN207906007 U CN 207906007U
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- water
- way valve
- crosshead
- pump head
- crankcase
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Abstract
The utility model provides a kind of 80KW grades of municipal environmental sanitation machinery high-pressure plunger pump, belongs to high-pressure plunger pump technical field.It includes the pump head of crankcase and connection crankcase, bent axle is equipped in the crankcase, bent axle connects crosshead, the end of the crosshead connects plunger, both ends in the crosshead and positioned at crosshead are equipped with two annular oil guide grooves, the oil guide groove uses the Oil Guide channel being located inside crosshead to be connected to crankcase, stuffing-box is equipped between the crankcase and pump head, plunger is inserted into stuffing-box and is connect with packing box seal, it is equipped with water feeding one-way valve on pump head and goes out water one-way valve, wherein water feeding one-way valve is connected to water inlet, go out water one-way valve connection water outlet.The double oil guide groove designs of the utility model crosshead make crosshead have more good lubrication when moving back and forth.
Description
Technical field
The utility model belongs to high-pressure plunger pump technical field, is related to a kind of 80KW grades of municipal environmental sanitation machinery high-pressure plunger
Pump.
Background technology
The use pressure of high-pressure plunger pump generally should be between 10MPa~100MPa.It belongs to positive displacement pump, by work
Volume cyclically-varying in chamber achievees the purpose that convey liquid；The mechanical energy of prime mover is converted into conveying liquid through pump
Pressure energy；Reciprocating pump is that the reciprocating motion by means of piston in fluid cylinder working chamber periodically becomes to make working chamber volume generate
Change.In structure, the working chamber of reciprocating pump is separated by sealing device and the external world, is passed through pump valve (inlet valve and dump valve)
It links up or is closed with pipeline.
Reciprocating pump generally use crosshead connects bent axle, drives piston reciprocation movement, the profit between crosshead and crankcase
Cunning is extremely important, is directly related to the service life of pump, and the prior art is connected to bent axle using helicla flute is processed in crosshead
Case provides lubricating oil, but machining spiral groove is complicated, needs machining center to make, to improve process-cycle and the cost of pump.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of 80KW grades of municipal environmental sanitation machinery high-pressure plunger
Pump.
In order to achieve the above objectives, the utility model uses following technical proposal：A kind of 80KW grades of municipal environmental sanitation machinery use
High-pressure plunger pump includes the pump head of crankcase and connection crankcase, bent axle is equipped in the crankcase, and bent axle connects cross
Head, the end of the crosshead connect plunger, in the crosshead and positioned at the both ends of crosshead be equipped with two it is annular
Oil guide groove, the oil guide groove use the Oil Guide channel being located inside crosshead to be connected to crankcase, the crankcase and pump head it
Between be equipped with stuffing-box, plunger is inserted into stuffing-box and connect with packing box seal, equipped with water feeding one-way valve and water outlet on pump head
Check valve, wherein water feeding one-way valve are connected to water inlet, go out water one-way valve connection water outlet.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, it is arranged with wear-resistant sleeve in the crosshead,
Oil guide groove is located on wear-resistant sleeve.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, the crosshead includes the big of interconnection
Head and microcephaly, two oil guide grooves are located at the both ends of major part, and the both sides of major part are symmetrically arranged with plat mill part, microcephaly and crankcase
It is tightly connected, and plunger is connected on microcephaly.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, the pump head includes pump head shell, Yi Jike
In the intake chamber of pump head shell bottom, water inlet is located on intake chamber dismantling connection, and the upper/lower terminal of the pump head shell is pacified respectively
Water one-way valve and water feeding one-way valve are housed out, water feeding one-way valve connects intake chamber.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, the pump head shell is square shaped, and water outlet is single
To valve and water feeding one-way valve respectively there are two more than, go out water one-way valve and water feeding one-way valve and corresponded respectively in pump head shell.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, goes out water one-way valve and water feeding one-way valve is located at together
In one plane, each water feeding one-way valve is connected to intake chamber, and the intake chamber is screwed onto on pump head shell.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, between the water feeding one-way valve and intake chamber
Equipped with valve seat nut, the valve seat nut is equipped with ear slot.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, the stuffing-box is equipped with coaxial arrangement
Main water seal and secondary water seal, secondary water seal is close to crankcase, and plunger is tightly connected with main water seal and secondary water seal, on stuffing-box and pump head
If there are one water cooling lubrication system, described water cooling lubrication system one end is connected to water inlet, and the outlet of the other end extends to main water
Between envelope and secondary water seal.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, the water cooling lubrication system includes being located at pump
The first coolant flow channel on head and the second coolant flow channel on stuffing-box, first coolant flow channel one end are connected to intake chamber, separately
One end connects the second coolant flow channel, and the outlet of the second coolant flow channel is located between main water seal and secondary water seal.
In the above-mentioned municipal environmental sanitation machinery high-pressure plunger pump of 80KW grades, the stuffing-box passes through water seal shackle member card
It is connected on crankcase, main water seal is located at the both ends of water seal shackle member with secondary water seal, and it is cold that connection second is equipped in water seal shackle member
But the lubrication channel of runner.
The water seal shackle member includes the first water seal part being connect with packing box seal, and is set in the first water seal part
The second water seal part that is upper and being clamped with stuffing-box, main water seal are located on the first water seal part, and secondary water seal is located on the second water seal part, profit
Slide-through road is located on the first water seal part.
Compared with prior art, the utility model has the advantage of：
1, the double oil guide groove designs of crosshead make crosshead have more good lubrication when moving back and forth.
2, the flat design of crosshead major part milling, effectively reduce pressure that crosshead is formed during reciprocal between oil sealing with
Vacuum.
3, pump head using flat-die forging bloom process, shape is simple, facilitates processing, compared to die forging pump head price more
Cheap, pump head design seperated with stuffing-box is effectively saved material.
4, the structure that check valve is installed up and down, is a kind of novel mounting structure, keeps pump head processing simpler, it is not necessary to make
It also can guarantee that machining accuracy easily processes with dedicated molding cutter, it is cost-effective.
5, water cooling lubrication system water inlet imports between major-minor water seal, and lubrication, cooling effect are provided to plunger.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the stereogram of the utility model；
Fig. 2 is the cross-sectional structure schematic diagram of valve seat nut；
Fig. 3 is the cross-sectional view of major part；
Fig. 4 is the semi-cutaway of crosshead；
Fig. 5 is the structural schematic diagram that pump head is connected with stuffing-box；
Fig. 6 is the internal structure schematic diagram of the utility model.
In figure, crankcase 1, pump head 2, bent axle 3, crosshead 4, plunger 5, oil guide groove 6, Oil Guide channel 7, stuffing-box 8, water inlet
Check valve 9 goes out water one-way valve 10, water inlet 11, water outlet 12, wear-resistant sleeve 13, major part 14, microcephaly 15, plat mill part 16, pump head shell
17, intake chamber 18, valve seat nut 19, ear slot 20, main water seal 21, secondary water seal 22, water cooling lubrication system 23, the first coolant flow channel
24, the second coolant flow channel 25, water seal shackle member 26, lubrication channel 27, the first water seal part 28, the second water seal part 29.
Specific implementation mode
As shown in Figure 1, a kind of 80KW grades municipal environmental sanitation machinery high-pressure plunger pump, including crankcase 1 and connection crankcase 1
Pump head 2, pump head 2 is equipped with water inlet 11 and water outlet 12, and in conjunction with shown in Fig. 6, bent axle 3 is equipped in the crankcase 1, bent
Axis 3 connects crosshead 4, and the end of the crosshead 4 connects plunger 5, in the crosshead 4 and positioned at the two of crosshead 4
End is equipped with two annular oil guide grooves 6, and the oil guide groove 6 is connected to crankcase 1 with the Oil Guide channel 7 being located inside crosshead 4,
Stuffing-box 8 is equipped between the crankcase 1 and pump head 2, plunger 5 is inserted into stuffing-box 8 to be tightly connected with stuffing-box 8,
Pump head 2 is equipped with water feeding one-way valve 9 and goes out water one-way valve 10, and wherein water feeding one-way valve 9 is connected to water inlet 11, goes out water one-way valve 10
It is connected to water outlet 12.
The utility model is equipped with oil guide groove 6 using 4 both ends of crosshead, is connected to crankcase 1 by Oil Guide channel 7, is leading
Sustainable supply lubricating oil in oil groove 6 has good lubricating action to crosshead 4 in reciprocating motion.Pump head 2 and stuffing-box
8 split-type design, has effectively saved material.
Wear-resistant sleeve 13 is arranged in crosshead 4, oil guide groove 6 is located on wear-resistant sleeve 13.Specifically, crosshead 4 includes phase
The major part 14 to connect and microcephaly 15, two oil guide grooves 6 are located at the both ends of major part 14, are formed and are lubricated to entire major part 14.
As shown in figure 3, the both sides of major part 14 are symmetrically arranged with plat mill part 16, microcephaly is tightly connected with crankcase 1, and plunger
5 are connected on microcephaly 15.The 4 bushing design of small head surface of crosshead effectively solves internal residual stomata when crosshead casting, causes
Crosshead microcephaly is machined to the problem of standard size rear surface stomata occurs, makes part rejection.
Pump head 2 includes pump head shell 17, and is detachably connected on the intake chamber 18 of 17 bottom of pump head shell, and water inlet 11 is located at
On intake chamber 18, the upper/lower terminal of the pump head shell 17 is separately installed with out water one-way valve 10 and water feeding one-way valve 9, water inlet
Check valve 9 connects intake chamber 18.
The structure that check valve is installed up and down, is a kind of novel mounting structure, keeps pump head processing simpler, it is not necessary to use
Dedicated molding cutter also can guarantee that machining accuracy easily processes, cost-effective.
Pump head shell 17 is square shaped, and pump head shell 17 is processed using the bloom of flat-die forging, and shape is simple, easy to process, phase
Compared with the pump head shell of die forging process it is less expensive, go out water one-way valve 10 and water feeding one-way valve 9 respectively there are two more than, go out water one-way valve
10 and water feeding one-way valve 9 corresponded respectively in pump head shell 17.
Going out water one-way valve 10 and water feeding one-way valve 9 is in the same plane, each water feeding one-way valve 9 is connected to intake chamber 18,
The intake chamber 18 is screwed onto on pump head shell 17.
Valve seat nut 19 is equipped between water feeding one-way valve 9 and intake chamber 18, as shown in Fig. 2, on the valve seat nut 19
Equipped with ear slot 20.The design of ear slot, when dismantling valve seat nut 19, valve seat nut 19 can bear prodigious torque with tooling,
The problem of tooling or valve seat nut 19 lead to not dismounting due to deformation after dismantling repeatedly is not appeared in.
Stuffing-box 8 is equipped with the main water seal 21 of coaxial arrangement and secondary water seal 22, secondary water seal 22 close to crankcase 1, plunger 5 with
Main water seal 21 and secondary water seal 22 are tightly connected, and set that there are one water cooling lubrication system 23, the water on stuffing-box 8 and pump head 2
23 one end of cold lubrication system is connected to water inlet 11, and the outlet of the other end extends between main water seal 21 and secondary water seal 22.Water cooling is moistened
Slipped Clove Hitch structure 23 is will to intake to import between major and minor water seal, and lubrication, cooling structure are provided to plunger.
In the present embodiment, in conjunction with shown in Fig. 5, water cooling lubrication system 23 includes the first coolant flow channel being located on pump head 2
24 and the second coolant flow channel 25 on stuffing-box 8,24 one end of the first coolant flow channel is connected to intake chamber 18, other end connection the
The outlet of two coolant flow channels 25, the second coolant flow channel 25 is located between main water seal 21 and secondary water seal 22.
Stuffing-box 8 is connected to by water seal shackle member 26 on crankcase 1, and main water seal 21 and secondary water seal 22 are located at water seal clamping
The both ends of part 26 are equipped with the lubrication channel 27 of the second coolant flow channel 25 of connection in water seal shackle member 26.
The water seal shackle member 26 includes the first water seal part 28 being tightly connected with stuffing-box 8, and is set in first
The second water seal part 29 being clamped on water seal part 28 and with stuffing-box 8, main water seal 21 are located on the first water seal part 28, secondary water seal 22
In on the second water seal part 29, lubrication channel 27 is located on the first water seal part 28.
The operation principle of the utility model is：
Bent axle 3 in crankcase 1 drives crosshead 4 along the reciprocating motion axially back and forth of crankcase 1, to drive plunger 5
It is moved forward and backward along stuffing-box 8.
When plunger 5 moves backward, water feeding one-way valve 9 is opened, and when plunger moves forward, goes out the opening of water one-way valve 10.
During plunger 5 is moved forward and backward, water inlet passes through the first coolant flow channel 24, the second coolant flow channel successively by intake chamber 18
25 and lubrication channel 27, it enters between main water seal 21 and secondary water seal 22, lubrication and cooling effect is provided to plunger 5.
Lubricating oil is entered behind Oil Guide channel 7 in oil guide groove 6, to 14 whole sections of offer lubrications of major part, major part is made to have
Good lubricating action.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although it is logical that crankcase 1, pump head 2, bent axle 3, crosshead 4, plunger 5, oil guide groove 6, Oil Guide is used more herein
Road 7, water feeding one-way valve 9, goes out water one-way valve 10, water inlet 11, water outlet 12, wear-resistant sleeve 13, major part 14, microcephaly at stuffing-box 8
15, plat mill part 16, pump head shell 17, intake chamber 18, valve seat nut 19, ear slot 20, main water seal 21, secondary water seal 22, water cooling lubrication knot
Structure 23, the first coolant flow channel 24, the second coolant flow channel 25, water seal shackle member 26, lubrication channel 27, the first water seal part 28, second
The terms such as water seal part 29, but it does not preclude the possibility of using other terms.The use of these items is only for more easily
The essence for describing and explaining the utility model, is construed as any one of the additional limitations all and is and the spirit of the present invention
It disagrees.
Claims (10)
1. a kind of 80KW grades municipal environmental sanitation machinery high-pressure plunger pump, includes the pump head of crankcase (1) and connection crankcase (1)
(2), bent axle (3) is equipped in the crankcase (1), bent axle (3) connects crosshead (4), and the end of the crosshead (4) connects
Connect plunger (5), which is characterized in that the both ends in the crosshead (4) and positioned at crosshead (4) are equipped with two annular Oil Guides
Slot (6), the oil guide groove (6) Oil Guide channel (7) the connection crankcase (1) internal with crosshead (4) is located at, the bent axle
Stuffing-box (8) is equipped between case (1) and pump head (2), plunger (5) is inserted into stuffing-box (8) to be tightly connected with stuffing-box (8),
It is equipped with water feeding one-way valve (9) on pump head (2) and goes out water one-way valve (10), wherein water feeding one-way valve (9) connection water inlet (11),
Go out water one-way valve (10) connection water outlet (12).
2. 80KW grades according to claim 1 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the cross
It is arranged with wear-resistant sleeve (13) on head (4), oil guide groove (6) is located on wear-resistant sleeve (13).
3. 80KW grades according to claim 1 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the cross
Head (4) includes that the major part (14) being connected with each other and microcephaly (15), two oil guide grooves (6) are located at the both ends of major part (14), greatly
The both sides of head (14) are symmetrically arranged with plat mill part (16), and microcephaly is tightly connected with crankcase (1), and plunger (5) is connected to microcephaly
(15) on.
4. 80KW grades according to claim 1 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the pump head
(2) include pump head shell (17), and be detachably connected on the intake chamber (18) of pump head shell (17) bottom, water inlet (11) be located at into
On hydroecium (18), the upper/lower terminal of the pump head shell (17) is separately installed with out water one-way valve (10) and water feeding one-way valve
(9), water feeding one-way valve (9) connection intake chamber (18).
5. 80KW grades according to claim 4 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the pump head
Shell (17) is square shaped, go out water one-way valve (10) and water feeding one-way valve (9) respectively there are two more than, go out water one-way valve (10) and into
Water one-way valve (9) corresponds respectively in pump head shell (17).
6. 80KW grades according to claim 5 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that go out water one-way valve
(10) and water feeding one-way valve (9) is in the same plane, each water feeding one-way valve (9) connection intake chamber (18), the water inlet
Room (18) is screwed onto on pump head shell (17).
7. 80KW grades according to claim 4 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the water inlet
Valve seat nut (19) is equipped between check valve (9) and intake chamber (18), the valve seat nut (19) is equipped with ear slot (20).
8. 80KW grades according to claim 1 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the filler
Letter (8) is equipped with main water seal (21) and the secondary water seal (22) of coaxial arrangement, secondary water seal (22) close to crankcase (1), plunger (5) and
Main water seal (21) and secondary water seal (22) are tightly connected, set on stuffing-box (8) and pump head (2) there are one water cooling lubrication system
(23), described water cooling lubrication system (23) one end connection water inlet (11), the outlet of the other end extend to main water seal (21) and
Between secondary water seal (22).
9. 80KW grades according to claim 8 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that the water cooling
Lubrication system (23) includes the first coolant flow channel (24) being located on pump head (2) and the second cooling stream on stuffing-box (8)
Road (25), the first coolant flow channel (24) one end are connected to intake chamber (18), and the other end connects the second coolant flow channel (25), the second cooling
The outlet of runner (25) is located between main water seal (21) and secondary water seal (22).
10. 80KW grades according to claim 9 municipal environmental sanitation machinery high-pressure plunger pump, which is characterized in that described fills out
Material letter (8) is connected to by water seal shackle member (26) on crankcase (1), and main water seal (21) and secondary water seal (22) are located at water seal clamping
The both ends of part (26) are equipped with the lubrication channel (27) of the second coolant flow channel of connection (25) in water seal shackle member (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158975.0U CN207906007U (en) | 2018-01-30 | 2018-01-30 | 80KW grades of municipal environmental sanitation machinery high-pressure plunger pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158975.0U CN207906007U (en) | 2018-01-30 | 2018-01-30 | 80KW grades of municipal environmental sanitation machinery high-pressure plunger pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207906007U true CN207906007U (en) | 2018-09-25 |
Family
ID=63562481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820158975.0U Active CN207906007U (en) | 2018-01-30 | 2018-01-30 | 80KW grades of municipal environmental sanitation machinery high-pressure plunger pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207906007U (en) |
-
2018
- 2018-01-30 CN CN201820158975.0U patent/CN207906007U/en active Active
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