CN206320113U - A kind of automatic cooling structure of motor - Google Patents
A kind of automatic cooling structure of motor Download PDFInfo
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- CN206320113U CN206320113U CN201621401763.8U CN201621401763U CN206320113U CN 206320113 U CN206320113 U CN 206320113U CN 201621401763 U CN201621401763 U CN 201621401763U CN 206320113 U CN206320113 U CN 206320113U
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- plug
- cooling structure
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Abstract
The utility model discloses a kind of automatic cooling structure of motor, include shell, A hydraulic fluid ports and B hydraulic fluid ports are provided with shell, bottom in shell sets H-shaped oil pocket, reversal valve is horizontally arranged with oil pocket, reversal valve includes the change-over valve core laterally set, is assemblied in the commutation valve spring and reversal valve plug at change-over valve core two ends, and the bottom of the H-shaped structure of oil pocket is respectively arranged with screw plug；Top in shell is provided with draining chamber, overflow valve is provided with draining chamber, overflow valve includes relief valve spool, overflow valve spring and overflow valve plug, relief valve spool is arranged between the oil pocket and draining chamber, overflow valve plug is arranged at the opening of draining chamber, overflow valve spring is arranged between relief valve spool and overflow valve plug, and draining chamber is connected with being arranged at the drain tap of shell.It the advantage is that：It is simple and reasonable for structure, motor temperature can be effectively reduced, motor service life is improved.
Description
Technical field
The utility model is related to motor manufacturing technology field, especially a kind of automatic cooling structure of motor.
Background technology
Inclined plunger motor is because of compact conformation, and gross efficiency is high, small volume, the features such as rotating speed is high, pressure rating is high, in work
Journey mechanical field extensive application, but simultaneously as its small volume, so motor radiating is slow, it is often necessary to assist radiating in the external world
To ensure the normal work of motor.Plunger pump is similar to piston motor structure, in some cases can also be instead of using.
A kind of patent of existing Patent No. 201420251695.6 entitled " interior circulation cooling plunger pump " discloses one
Planting plunger pump, particularly one kind has interior circulation to cool down plunger pump.It includes water suction displacement hull, crankcase, bent axle, connecting rod, post
There are water pipe and work chamber, water pipe point inlet channel and drainage pipeline, water suction on plug and check valve, water suction displacement hull
Displacement hull is arranged on the bottom surface of crankcase, and crankshaft installed is in crankcase, and its upper end is connected by connecting rod with bent axle, under
End is placed in the plunger hole of crankcase, it is characterised in that：The cooling water mouth of pipe, crankcase are provided with described water pipe
Bottom surface be provided with cooling water pore；U-shaped cooling water pipe is additionally provided with, the two ends of the U-shaped cooling water pipe are each passed through cooling water pipe
Hole is tightly connected with the cooling water mouth of pipe, and the turn of bilge of U-shaped cooling water pipe is placed in crankcase.The plunger pump by pump interior circulation come
The temperature of pump is reduced, structure is more complicated.
Separately there is a kind of patent of Patent No. 201620092137.9 entitled " cooling device for plunger pump "
Disclose a kind of cooling device for plunger pump, including inner cylinder, outer barrel, plunger piece, the first communicating pipe, plunger rod, lead
Pipe, capillary, the second communicating pipe and water pump, the outside of the inner cylinder surround the outer barrel for being provided with one and inner cylinder opposing seal, institute
The both sides for stating outer barrel are respectively arranged with the first communicating pipe and the second communicating pipe, are set between first communicating pipe and the second communicating pipe
It is equipped with a conduit, the conduit and is additionally provided with a capillary, a water pump, the inner cylinder is additionally provided with second communicating pipe
A plunger rod is inside provided with, the bottom of the plunger rod is provided with a plunger piece being brought into close contact with inner cylinder inwall.This is used for post
The cooling device of pump is filled in, it is simple in construction, it is easy to use, produced by can quickly plunger rod be moved in plunger pump
Heat is discharged, while cooling processing can also be carried out to the liquid in plunger pump, while the service life of plunger pump is improved,
The degree of safety of plunger pump can also be improved.It reduces the temperature of pump by increasing extra auxiliary cooling device to plunger pump
Degree, complex structure, operation inconvenience.
The content of the invention
Technical problem to be solved in the utility model is that there is provided simple and reasonable for structure, energy for the present situation of prior art
Enough effectively reduction motor temperatures, improve a kind of automatic cooling structure of motor of motor service life.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：
A kind of automatic cooling structure of motor, includes under being provided with shell, shell in A hydraulic fluid ports and B hydraulic fluid ports, shell
Portion sets and reversal valve is horizontally arranged with H-shaped oil pocket, oil pocket, and reversal valve includes the laterally change-over valve core of setting, dress
Commutation valve spring and reversal valve plug assigned in change-over valve core two ends, the bottom of the H-shaped structure of oil pocket is respectively arranged with spiral shell
It is stifled；Top in shell, which is provided with draining chamber, draining chamber, is provided with overflow valve, and overflow valve includes relief valve spool, overflow valve
Spring and overflow valve plug, relief valve spool are arranged between the oil pocket and draining chamber, and overflow valve plug is arranged at draining
At the opening of chamber, overflow valve spring is arranged between relief valve spool and overflow valve plug, and draining chamber is with being arranged at letting out for shell
Hydraulic fluid port is connected.
The technical measures of optimization also include：
Annular retaining ring is provided with the middle part of above-mentioned relief valve spool, the annular retaining ring and the stage portion phase in the shell
Coordinate.
The lower central of above-mentioned relief valve spool is provided with oil inlet, and the central upper portion of relief valve spool is provided with damping
Mouthful, the diameter of damping port is less than the diameter of the oil inlet；It is located at the lower section of the annular retaining ring on the side wall of relief valve spool
It is provided with oil-out.
Above-mentioned relief valve spool, which is located above the annular retaining ring, is provided with spring base, the lower end set of overflow valve spring
In outside the spring base.
Overflow valve gasket is provided between the inner surface of the upper end of above-mentioned overflow valve spring and the overflow valve plug.
Overflow valve seals are provided between above-mentioned overflow valve plug and the shell.
The two ends of above-mentioned change-over valve core, which are provided with outside plush copper, plush copper, is arranged with reversal valve pad.
Commutation valve seals are provided between above-mentioned reversal valve plug and the shell.
Gasket seal is respectively arranged between above-mentioned screw plug and the shell.
Above-mentioned A hydraulic fluid ports and B hydraulic fluid ports is symmetrical arranged.
Bottom in a kind of automatic cooling structure of motor of the present utility model, its shell, which is provided with, is horizontally arranged with commutation
Valve, and the top setting overflow valve in shell, relief valve spool is arranged between oil pocket and draining chamber, when the pressure in oil pocket
When too high, relief valve spool is opened, and hydraulic oil will be flowed into draining chamber, then is back to by drain tap the return tank of motor
It is interior, so as to take away a part of deep fat, motor temperature is reduced, so as to play a part of automatically cooling to motor；The utility model letter
It is single, reasonable, the temperature of motor can be effectively reduced, so as to avoid motor temperature too high and influence the service life of motor, helped
In the raising of motor service life.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is sectional structure chart of the present utility model；
Fig. 3 is I portions enlarged drawing in Fig. 2；
Fig. 4 is II enlarged drawing in Fig. 2；
Fig. 5 is III enlarged drawing in Fig. 2.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
It is structural representation of the present utility model as shown in Figures 1 to 5,
Reference therein is：Shell 1, oil pocket 1a, draining chamber 1b, A hydraulic fluid port 11, B hydraulic fluid ports 12, drain tap 13, commutation
Valve core 21, plush copper 21a, commutation valve spring 22, reversal valve plug 23, commutation valve gasket 24, commutation valve seals 25, screw plug 3,
Gasket seal 31, relief valve spool 41, annular retaining ring 41a, oil inlet 41b, damping port 41c, oil-out 41d, spring base 41e,
Overflow valve spring 42, overflow valve plug 43, overflow valve gasket 44, overflow valve seals 45.
As shown in Figures 1 to 5,
A kind of automatic cooling structure of motor of the present utility model, includes and the He of A hydraulic fluid ports 11 is provided with shell 1, shell 1
Bottom in B hydraulic fluid ports 12, shell 1, which is set in H-shaped oil pocket 1a, oil pocket 1a, is horizontally arranged with reversal valve, and reversal valve includes
The horizontal change-over valve core 21 set, the commutation valve spring 22 and reversal valve plug 23 for being assemblied in the two ends of change-over valve core 21,
The bottom of oil pocket 1a H-shaped structure is respectively arranged with screw plug 3；Top in shell 1 is provided with draining chamber 1b, draining chamber 1b and set
Overflow valve is equipped with, overflow valve includes relief valve spool 41, overflow valve spring 42 and overflow valve plug 43, and relief valve spool 41 is set
It is placed between the oil pocket 1a and draining chamber 1b, overflow valve plug 43 is arranged at draining chamber 1b opening, overflow valve spring 42
It is arranged between relief valve spool 41 and overflow valve plug 43, draining chamber 1b is connected with being arranged at the drain tap 13 of shell 1.
The left and right sides of change-over valve core 21 be in symmetrical structure, two ends respectively with commutation valve spring 22, reversal valve plug 23
Coordinate, commutation valve spring 22 is placed between reversal valve plug 23 and change-over valve core 21, and reversal valve plug 23 connects with the screw thread of shell 1
Connect.
In embodiment, the middle part of relief valve spool 41 is provided with annular retaining ring 41a, annular retaining ring 41a and the shell 1
Interior stage portion is engaged.
In embodiment, the lower central of relief valve spool 41 is provided with oil inlet 41b, the central upper portion of relief valve spool 41
Damping port 41c is provided with, damping port 41c diameter is less than the diameter of the oil inlet 41b；The side wall of relief valve spool 41 is upper
Oil-out 41d is provided with below the annular retaining ring 41a.
In embodiment, relief valve spool 41, which is located above the annular retaining ring 41a, is provided with spring base 41e, overflow valve
The lower end of spring 42 is placed on outside the spring base 41e.
In embodiment, overflow valve is provided between the inner surface of the upper end of overflow valve spring 42 and the overflow valve plug 43
Pad 44.The setting of overflow valve gasket 44 can adjust the precompression of overflow valve spring 42, so as to play regulation relief valve valve element
The effect of 41 Opening pressures.
In embodiment, overflow valve seals 45 are provided between overflow valve plug 43 and the shell 1.Overflow valve plug 43
It is threadedly coupled with shell 1, after overflow valve plug 43 is screwed into, compresses overflow valve seals 45；The setting of overflow valve seals 45 is protected
The sealing between overflow valve plug 43 and shell 1 is demonstrate,proved.
In embodiment, the two ends of change-over valve core 21, which are provided with outside plush copper 21a, plush copper 21a, is arranged with reversal valve pad 24.
Plush copper 21a setting facilitates the assembling of commutation valve gasket 24, meanwhile, plush copper 21a also serves as the spring base of overflow valve spring 42.
In embodiment, commutation valve seals 25 are provided between reversal valve plug 23 and the shell 1.
In embodiment, gasket seal 31 is respectively arranged between screw plug 3 and the shell 1.The setting of gasket seal 31 is protected
The sealing between screw plug 3 and shell 1 is demonstrate,proved.
In embodiment, A hydraulic fluid ports 11 and B hydraulic fluid ports 12 are symmetrical arranged.
Operation principle：
H-shaped oil pocket 1a and draining chamber 1b is provided with shell 1, oil pocket 1a is connected with A hydraulic fluid ports 11, B hydraulic fluid ports 12, oily
It is provided with chamber 1a in the reversal valve of laterally setting, draining chamber 1b and is provided with overflow valve, the relief valve spool 41 of overflow valve is set
Between oil pocket 1a and draining chamber 1b.
When pressure is excessive in oil pocket 1a, oil pressure by promote relief valve spool 41 overcome overflow valve spring 42 elastic force and to
Upper motion, until the oil-out 41d on relief valve spool 41 is connected with draining chamber 1b, at this moment, hydraulic oil just may be used in oil pocket 1a
Draining chamber 1b is flowed into the oil inlet 41b through relief valve spool 41, oil-out 41d；Again by with letting out that draining chamber 1b is connected
Hydraulic fluid port 13 is back in the return tank of motor.During this, a part of hot water return can take away a part into return tank
Heat, so as to reduce the temperature of motor, plays the purpose cooled to motor.
Damping port 41c is provided with relief valve spool 41, damping port 41c diameter is less than oil inlet 41b, sets damping port
41c can reduce hydraulic shock, prevent that the pressure of low-pressure side from shaking.
Most preferred embodiment of the present utility model has been illustrated, the various change or remodeling made by those of ordinary skill in the art
All without departing from scope of the present utility model.
Claims (10)
1. a kind of automatic cooling structure of motor, to include and be provided with A hydraulic fluid ports (11) and B on shell (1), described shell (1)
Hydraulic fluid port (12), it is characterized in that：Bottom in described shell (1) sets horizontal in H-shaped oil pocket (1a), described oil pocket (1a)
To reversal valve is provided with, described reversal valve includes the change-over valve core (21) laterally set, is assemblied in change-over valve core
(21) the commutation valve spring (22) and reversal valve plug (23) at two ends, the bottom difference of the H-shaped structure of described oil pocket (1a)
It is provided with screw plug (3)；Top in described shell (1) is provided with draining chamber (1b), described draining chamber (1b) and is provided with
Overflow valve, described overflow valve includes relief valve spool (41), overflow valve spring (42) and overflow valve plug (43), described
Relief valve spool (41) is arranged between the oil pocket (1a) and draining chamber (1b), and described overflow valve plug (43), which is arranged at, to be let out
At the opening of oil pocket (1b), described overflow valve spring (42) be arranged at relief valve spool (41) and overflow valve plug (43) it
Between, described draining chamber (1b) is connected with being arranged at the drain tap (13) of shell (1).
2. a kind of automatic cooling structure of motor according to claim 1, it is characterized in that：Described relief valve spool (41)
Middle part be provided with annular retaining ring (41a), the annular retaining ring (41a) is engaged with the stage portion in the shell (1).
3. a kind of automatic cooling structure of motor according to claim 2, it is characterized in that：Described relief valve spool (41)
Lower central be provided with oil inlet (41b), the central upper portion of described relief valve spool (41) is provided with damping port (41c),
The diameter of described damping port (41c) is less than the diameter of the oil inlet (41b)；On the side wall of described relief valve spool (41)
Oil-out (41d) is provided with below the annular retaining ring (41a).
4. a kind of automatic cooling structure of motor according to claim 3, it is characterized in that：Described relief valve spool (41)
Spring base (41e) is provided with above the annular retaining ring (41a), the lower end of described overflow valve spring (42) is placed on institute
State spring base (41e) outside.
5. a kind of automatic cooling structure of motor according to claim 4, it is characterized in that：Described overflow valve spring (42)
Upper end and the overflow valve plug (43) inner surface between be provided with overflow valve gasket (44).
6. a kind of automatic cooling structure of motor according to claim 5, it is characterized in that：Described overflow valve plug (43)
Overflow valve seals (45) are provided between the shell (1).
7. a kind of automatic cooling structure of motor according to claim 6, it is characterized in that：Described change-over valve core (21)
Two ends be provided with plush copper (21a), be arranged with reversal valve pad (24) outside described plush copper (21a).
8. a kind of automatic cooling structure of motor according to claim 7, it is characterized in that：Described reversal valve plug (23)
Commutation valve seals (25) are provided between the shell (1).
9. a kind of automatic cooling structure of motor according to claim 8, it is characterized in that：Described screw plug (3) with it is described
Gasket seal (31) is respectively arranged between shell (1).
10. a kind of automatic cooling structure of motor according to claim 9, it is characterized in that：Described A hydraulic fluid ports (11) and B
Hydraulic fluid port (12) is symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401763.8U CN206320113U (en) | 2016-12-20 | 2016-12-20 | A kind of automatic cooling structure of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401763.8U CN206320113U (en) | 2016-12-20 | 2016-12-20 | A kind of automatic cooling structure of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206320113U true CN206320113U (en) | 2017-07-11 |
Family
ID=59258656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621401763.8U Active CN206320113U (en) | 2016-12-20 | 2016-12-20 | A kind of automatic cooling structure of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206320113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762969A (en) * | 2016-12-20 | 2017-05-31 | 赛克思液压科技股份有限公司 | A kind of automatic cooling structure of motor |
-
2016
- 2016-12-20 CN CN201621401763.8U patent/CN206320113U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762969A (en) * | 2016-12-20 | 2017-05-31 | 赛克思液压科技股份有限公司 | A kind of automatic cooling structure of motor |
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