CN206522231U - Motor overhead hydraulic pump - Google Patents
Motor overhead hydraulic pump Download PDFInfo
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- CN206522231U CN206522231U CN201720193924.7U CN201720193924U CN206522231U CN 206522231 U CN206522231 U CN 206522231U CN 201720193924 U CN201720193924 U CN 201720193924U CN 206522231 U CN206522231 U CN 206522231U
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- safety valve
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Abstract
The utility model provides a kind of motor overhead hydraulic pump, including the pump housing, drive component, hydraulic package, diaphragm assembly, pump head, check valve assembly, the pump housing is connected with pump head, longitudinally through cavity is provided with the pump housing, the cavity connects diaphragm assembly by oilhole, the diaphragm assembly is located in the pump head, and the check valve assembly is connected on pump head；The drive component includes motor, worm screw, worm gear, connecting rod, and the motor is arranged on above the pump housing and output shaft is down-set, the motor output shaft connecting worm, the worm gear and worm engaging, and the rod hinge connection is on worm gear；The hydraulic package includes plunger, measuring stick, and the plunger is hinged on connecting rod, and the plunger center is provided with cavity, and the measuring stick is located in plunger.Motor overhead hydraulic pump structure described in the utility model is compact, and convenient disassembly can save maintenance cost and maintenance time, and delivery precision is higher.
Description
Technical field
The utility model belongs to metering pump technical field, more particularly, to a kind of motor overhead hydraulic pump.
Background technology
The measuring pump species used at present is various, and wherein hydraulic diaphragm metering pump is most widely used, applied to oil,
The fields such as power plant, natural gas, chemical industry, atomic energy technology, papermaking, food, medicine, environmental protection, sewage disposal, measuring pump has conveying
The advantages of measuring accurate, adjustable, is fluid delicate metering and the ideal equipment delivered, deep-etching is responsible in technical process
Property, the metering addition task of toxic, high viscosity and high-pressure medium.In the prior art the connection shape of motor and the pump housing be it is horizontal,
Floor space is big, and to ensure horizontal direction centering, install trouble, maintenance cost height.
The content of the invention
In view of this, the utility model is directed to a kind of motor overhead hydraulic pump, to solve to install in the prior art
Trouble, the problems such as maintenance cost is high.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of motor overhead hydraulic pump, including the pump housing, drive component, hydraulic package, diaphragm assembly, pump head, check valve
Component, the pump housing is connected with pump head, and longitudinally through cavity is provided with the pump housing, and the cavity connects barrier film by oilhole
Component, the diaphragm assembly is located in the pump head, and the check valve assembly is connected on pump head；
The drive component includes motor, worm screw, worm gear, connecting rod, and the motor is arranged on above the pump housing and output axial direction
Lower setting, the motor output shaft connecting worm, the worm gear and worm engaging, the rod hinge connection is on worm gear；
The hydraulic package includes plunger, measuring stick, and the plunger is hinged on connecting rod, and the plunger center is provided with sky
The through hole of cavity and oilhole is communicated with chamber, the plunger, the measuring stick is located in the cavity.
Further, the diaphragm assembly include the first supporting plate, the second supporting plate and barrier film, first supporting plate and
Diaphragm cavity is formed between second supporting plate, the barrier film is located in the diaphragm cavity between the first supporting plate and the second supporting plate.
Further, the check valve assembly includes import check valve and Outlet check valves, is separately positioned on entering for pump head
Mouth end and the port of export.
Further, the pump housing is provided with the safety valve connected with cavity.
Further, the safety valve includes safe valve cone, safety valve spring, safety valve set screw, the safety valve
Cone is located in the safe valve opening connected with cavity, and the safety valve spring is against on safe valve cone, the safety valve set screw
Screw in safe valve opening, be against on safety valve spring.
Further, the safety valve set screw is provided with safe valve plug.
Further, the safe valve cone is made up of PTFE material.
Further, the diaphragm material is nitrile rubber, neoprene, fluorubber, polytetrafluoroethylene (PTFE), poly- four or six ethene
In one kind.
Relative to prior art, motor overhead hydraulic pump described in the utility model has the advantage that：
(1) motor overhead hydraulic pump structure described in the utility model is compact, convenient disassembly, can save maintenance cost and
Maintenance time, delivery precision is higher.
(2) motor overhead hydraulic pump described in the utility model can be by adjusting the position of measuring stick, regulation regulation
The degree of exerting oneself of hydraulic pump.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the structural representation described in the utility model embodiment；
Fig. 2 is the schematic side view described in the utility model embodiment；
Fig. 3 is the measuring stick schematic diagram described in the utility model embodiment；
Fig. 4 is the safety valve schematic diagram described in the utility model embodiment.
Description of reference numerals：
The 1- pump housings；2- worm gears；3- worm screws；4- motors；5- oilholes；6- safety valves；The safe valve plugs of 601-；602- safety valves are adjusted
Save screw；603- safety valve springs；The safe valve cones of 604-；7- plungers；8- cavitys；9- measuring sticks；10- connecting rods；11- first is supported
Plate；12- barrier films；The 13- ports of export；14- Outlet check valves；The supporting plates of 15- second；16- import check valves；17- entrance points；18-
Pump head, 19- sealing plates；20- handles；21- control-rods；22-O type circles.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Motor overhead hydraulic pump, including the pump housing 1, drive component, hydraulic package, diaphragm assembly, pump head 18, unidirectional valve group
Part, the pump housing 1 is connected with pump head 18, and longitudinally through cavity 8 is provided with the pump housing 1, and the cavity 8 is connected by oilhole 5
Logical diaphragm assembly, the diaphragm assembly is located in the pump head 18, and the check valve assembly is connected on pump head 18；The driving
Component includes motor 4, worm screw 3, worm gear 2, connecting rod 10, and the motor 4 is arranged on the top of the pump housing 1 and output shaft is down-set, institute
Motor output shaft connecting worm 3 is stated, the worm gear 2 is engaged with worm screw 3, and the connecting rod 10 is hinged on worm gear 2；The hydraulic pressure group
Part includes plunger 7, measuring stick 9, and the plunger 7 is hinged on connecting rod 10, and the center of plunger 7 is provided with cavity, the plunger 7
The through hole of cavity and oilhole 5 is communicated with, the measuring stick 9 is located in the cavity, and the measuring stick 9 passes through sealing plate 19
Centre bore, sets provided with O-ring 22 between the sealing plate 19 and measuring stick 9 for sealing between the sealing plate 19 and cavity 8
There is O-ring 22 to be used to seal, the measuring stick 9 is connected with control-rod 21, and the control-rod 21 is connected with handle 20, the handle
20 provided with the scale being arranged in order vertically.The diaphragm assembly includes the first supporting plate 11, the second supporting plate 15 and barrier film
12, diaphragm cavity is formed between the supporting plate 15 of the first supporting plate 11 and second, the barrier film 12 is located at the He of the first supporting plate 11
In diaphragm cavity between second supporting plate 15, the material of barrier film 12 is nitrile rubber, neoprene, fluorubber, polytetrafluoroethyl-ne
One kind in alkene, poly- four or six ethene.The check valve assembly includes import check valve 16 and Outlet check valves 14, is separately positioned on
The entrance point 17 and the port of export 13 of pump head 18.The pump housing 1 is provided with the safety valve 6 connected with cavity 8, and the safety valve 6 is wrapped
Safe valve cone 604, safety valve spring 603, safety valve set screw 602 are included, the safe valve cone 604 is located to be connected with cavity 8
Safe valve opening in, the safe valve cone 604 is made up of PTFE material, and the safety valve spring 603 is against safe valve cone 604
On, the safety valve set screw 602 is screwed in safe valve opening, is against on safety valve spring 603, the safety valve set screw
602 are provided with safe valve plug 601, prevent safety valve set screw 602 from loosening.
During motor overhead hydraulic pump works described in the utility model, motor 4 drives worm screw 3 to rotate, and is driven by worm screw 3
Worm gear 2 rotates, and the connecting rod 10 being hinged on worm gear 2 drives plunger 7 to be moved back and forth along cavity 8, when plunger 7 travels forward, liquid
Force feed is entered by the through hole on plunger 7 in the cavity of plunger 7, and then by oilhole 5 is back to worm gear 2 and worm screw 3 moves
In the pump housing 1, when plunger 7 moves forward, through hole starts measured bar 9 and sealed, and hydraulic oil is pulled in diaphragm cavity, works as post
When plug 7 is moved backward, hydraulic oil pulls out diaphragm cavity by plunger 7, by swinging for barrier film 12, makes material by entrance point 17
Into, flowed out from the port of export 13, complete material quantitative conveying, conveying capacity be diaphragm cavity volume.
Adjusting rod 21 is set to drive measuring stick 9 to be moved in the cavity of plunger 7 by rotating handle 20, when measuring stick 9 is to sky
Intracavitary is moved, and when plunger 7 travels forward, measuring stick 9 will seal the through hole of plunger earlier, and hydraulic oil will less flow into snail
In the pump housing 1 that wheel 2 and worm screw 3 move, exerting oneself for pump will be bigger, opposite when measuring stick 9 is moved to outside cavity, in plunger 7
When travelling forward, measuring stick 9 more late will seal the through hole of plunger, and hydraulic oil more will flow into worm gears 2 and worm screw 3 moves
In the pump housing 1, exerting oneself for pump will be smaller.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. motor overhead hydraulic pump, it is characterised in that：Including the pump housing (1), drive component, hydraulic package, diaphragm assembly, pump head
(18), check valve assembly, the pump housing (1) is connected with pump head (18), and longitudinally through cavity (8) is provided with the pump housing (1),
The cavity (8) connects diaphragm assembly by oilhole (5), and the diaphragm assembly is located in the pump head (18), the check valve
Component is connected on pump head (18)；
The drive component includes motor (4), worm screw (3), worm gear (2), connecting rod (10), and the motor (4) is arranged on the pump housing (1)
Top and output shaft is down-set, the motor output shaft connecting worm (3), the worm gear (2) is engaged with worm screw (3), described
Connecting rod (10) is hinged on worm gear (2)；
The hydraulic package includes plunger (7), measuring stick (9), and the plunger (7) is hinged on connecting rod (10), the plunger (7)
Center is provided with the through hole that cavity and oilhole (5) are communicated with cavity, the plunger (7), and the measuring stick (9) is located at the sky
Intracavitary.
2. motor overhead hydraulic pump according to claim 1, it is characterised in that：The diaphragm assembly includes the first support
Plate (11), the second supporting plate (15) and barrier film (12), formed between first supporting plate (11) and the second supporting plate (15) every
Membrane cavity, the barrier film (12) is located in the diaphragm cavity between the first supporting plate (11) and the second supporting plate (15).
3. motor overhead hydraulic pump according to claim 1, it is characterised in that：The check valve assembly includes import list
To valve (16) and Outlet check valves (14), the entrance point (17) and the port of export (13) of pump head (18) are separately positioned on.
4. motor overhead hydraulic pump according to claim 1, it is characterised in that：The pump housing (1) is provided with and cavity
(8) safety valve (6) of connection.
5. motor overhead hydraulic pump according to claim 4, it is characterised in that：The safety valve (6) includes safety valve
(604), safety valve spring (603), safety valve set screw (602) are bored, the safe valve cone (604) is located at cavity (8) even
In logical safe valve opening, the safety valve spring (603) is against on safe valve cone (604), the safety valve set screw (602)
Screw in safe valve opening, be against on safety valve spring (603).
6. motor overhead hydraulic pump according to claim 5, it is characterised in that：The safety valve set screw (602)
It is provided with safe valve plug (601).
7. motor overhead hydraulic pump according to claim 5, it is characterised in that：The safe valve cone (604) is PTFE
Material is made.
8. motor overhead hydraulic pump according to claim 1, it is characterised in that：Barrier film (12) material is butyronitrile rubber
One kind in glue, neoprene, fluorubber, polytetrafluoroethylene (PTFE), poly- four or six ethene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720193924.7U CN206522231U (en) | 2017-03-01 | 2017-03-01 | Motor overhead hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720193924.7U CN206522231U (en) | 2017-03-01 | 2017-03-01 | Motor overhead hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206522231U true CN206522231U (en) | 2017-09-26 |
Family
ID=59893058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720193924.7U Active CN206522231U (en) | 2017-03-01 | 2017-03-01 | Motor overhead hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206522231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107829918A (en) * | 2017-11-30 | 2018-03-23 | 苏州源泰鸿贸易有限公司 | Metering regulation novel hydraulic oil rig |
-
2017
- 2017-03-01 CN CN201720193924.7U patent/CN206522231U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107829918A (en) * | 2017-11-30 | 2018-03-23 | 苏州源泰鸿贸易有限公司 | Metering regulation novel hydraulic oil rig |
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