CN208474711U - A kind of new type explosion proof hydraulic joint - Google Patents
A kind of new type explosion proof hydraulic joint Download PDFInfo
- Publication number
- CN208474711U CN208474711U CN201820767894.0U CN201820767894U CN208474711U CN 208474711 U CN208474711 U CN 208474711U CN 201820767894 U CN201820767894 U CN 201820767894U CN 208474711 U CN208474711 U CN 208474711U
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- CN
- China
- Prior art keywords
- connecting tube
- throttle
- left connecting
- constrictor
- new type
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of new type explosion proof hydraulic joint, belong to hydraulic connectors technical field, including joint body, the inside of the joint body is equipped with oil duct, it is characterized in that: the joint body includes left connecting tube interconnected, linkage section and right connecting tube, the oil duct runs through the left connecting tube, linkage section and the setting of right connecting tube, the inside of the left connecting tube is equipped with duct chamber one, the inside of the duct chamber one is equipped with throttling set, the throttling set includes the throttle block one and throttle block two being slidably arranged in inside duct chamber one, the inside of the throttle block one is equipped with throttle orifice one, the throttle orifice one is equipped with the lateral oilhole being connected with throttle orifice one.The utility model is designed reasonably, structure novel, safety is good, can prevent hydraulic reverse vigorous reflux, and pressure of equipment is caused excessively to generate explosion.
Description
Technical field
The utility model discloses a kind of new type explosion proof hydraulic joint, belongs to hydraulic connectors technical field.
Background technique
Hydraulic cylinder is widely used in engineering machinery, metallurgical equipment, mold, harbour as the executive component of hydraulic system
In the various industries such as machinery, ship.In general, the hydraulic oil inlet of hydraulic cylinder and outlet are using pressure-resistant rubber hose and hydraulic pump
It stands connection, in actual application, since the feelings of leakage, explosion occur for various factors, rubber hose not in time etc. for damaged, maintenance
Condition can be found everywhere, and hydraulic cylinder meeting snapback under the action of plus load causes equipment to damage in this case.However, at present
Connector safety, stability it is poor, hydraulic device failure is easy to cause when hydraulic acute variation, influences the stability of equipment
And safety；And cleaning can not be filtered to hydraulic oil, when connector blocks, it is difficult to be cleaned, be easy to cause liquid
Pressure system oil pressure is excessive and accident occurs.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide for, a kind of new type explosion proof is hydraulic to be connect
Head, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical solution to realize:
The inside of a kind of new type explosion proof hydraulic joint, including joint body, the joint body is equipped with oil duct, feature
Be: the joint body includes left connecting tube, linkage section and right connecting tube interconnected, and the oil duct runs through the left connection
Pipe, linkage section and the setting of right connecting tube, the inside of the left connecting tube are equipped with duct chamber one, and the inside of the duct chamber one is equipped with
Throttling set, the throttling set include the throttle block one and throttle block two being slidably arranged in inside duct chamber one, the throttling
The inside of block one is equipped with throttle orifice one, and the throttle orifice one is equipped with the lateral oilhole being connected with throttle orifice one, the throttling
The inside of block two is equipped with throttle orifice two, and the throttle orifice one and throttle orifice two are corresponding, and the aperture of the throttle orifice two is greater than section
The aperture of discharge orifice one, is provided with spring two between the throttle block one and throttle block two, outside the throttle block one and throttle block two
Mutually matched throttling closed-loop is provided between side, the inside of the right connecting tube is equipped with duct chamber two, the duct chamber two
Inside be equipped with filter device, the filter device includes two filter screens, and the opposite side of the filter screen is provided with solid
It is fixed to enclose, it is provided with constrictor one and constrictor two between the filter screen, is provided with bullet between the constrictor one, constrictor two
Current limiting sprue is arranged on the constrictor one, is provided with and the mutually matched limit of current limliting sprue on the constrictor two for spring one
Chute is provided with interconnected metering hole on the current limliting sprue and current limliting slot, sets in the oil duct inside the left connecting tube
It is equipped with fillter section, the fillter section is fixedly mounted on the inside of left connecting tube, the left connecting tube, linkage section by fixed device
It is detachably connected between right connecting tube.
As preferred: being provided with chamfer in the left connecting tube and right connecting tube.
As preferred: the outside of the left connecting tube and right connecting tube is equipped with screw thread.
As preferred: the outside of the linkage section is provided with nut.
As preferred: the outside of the left connecting tube, linkage section and right connecting tube is equipped with antirust coat.
As preferred: being equipped with seal groove two in the left connecting tube and right connecting tube.
As preferred: the junction of the left connecting tube, right connecting tube and linkage section is provided with seal groove one.
The utility model has the beneficial effects that
The utility model is designed reasonably, structure novel can prevent hydraulic reverse vigorous reflux, cause pressure of equipment excessively and
Explosion is generated, and cleaning is filtered to hydraulic fluid by multi-filtering net, prevents connector blocking from influencing equipment and uses.
By the way that fillter section is arranged, fillter section can filter hydraulic fluid, and be detachably connected by fixed device, and user can be regular
Butt joint carries out disassembly dredging, cleans convenient for plant maintenance.
By the way that throttling set is arranged in the inside of duct chamber one, current limliting can be carried out to hydraulic oil；Hydraulic oil is flowed into from right end
By duct chamber one, throttling set is moved to the left to be bonded with the left end face of duct chamber one, and hydraulic fluid is from throttle orifice two, side to oil
Gap between hole, throttle orifice one and throttling closed-loop is flowed through, and is flowed out from the left end of oil duct, when oil pressure is excessively high, oil pressure
Throttle block two is pushed to squeeze spring two, the gap between the closed-loop that throttles reduces, and carries out current limliting to oil inlet quantity；Hydraulic fluid
When outflow, throttling set moves to the right to be bonded with the right end face of duct chamber one, and hydraulic oil can only be flowed out from throttle orifice two, when
When oil pressure is excessively high, hydraulic oil pushes throttle block one, squeezes spring two, and the gap between the closed-loop that throttles reduces, and carries out
Hydraulic flow-limiting；So that hydraulic oil circulation is more steady, prevent violent mutation pressure from equipment being caused to be damaged.
By the way that current limliting sprue is arranged, current limliting sprue can clean hydraulic oil, and when oil pressure is normal, spring one is by two sides
Constrictor one, constrictor two strut, hydraulic oil can be flowed through from the gap between current limliting sprue, current limliting slot；When oil pressure is excessive,
Hydraulic oil squeezes constrictor one, the constrictor two of two sides, so that the Oil Guide gap shrinks between constrictor one, constrictor two,
Hydraulic fluid can only flow through in metering hole, carry out current limliting processing to hydraulic oil.
By the way that multiple-sealed circle is arranged between left connecting tube, linkage section, right connecting tube, so that having therebetween good close
Feng Xing is prevented hydraulic excessive and leakage occur influences equipment use.
Detailed description of the invention
Fig. 1 is a kind of new type explosion proof hydraulic joint structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the throttling set of the utility model.
Fig. 3 is the structural schematic diagram of the filter device of the utility model.
Appended drawing reference: 1, left connecting tube；2, linkage section；3, right connecting tube；4, oil duct；5, duct chamber one；6, throttling set；
7, duct chamber two；8, filter device；9, sealing ring；10, seal groove one；11, seal groove two；12, chamfer；13, fillter section；
14, fixed device；15, filter screen；16, constrictor one；17, constrictor two；18, current limliting sprue；19, current limliting slot；20, current limliting
Hole；21, retainer plate；22, spring one；23, throttle block one；24, throttle block two；25, spring two；26, throttle orifice one；27, it throttles
Hole two；28, throttle closed-loop；29, lateral oilhole.
Specific embodiment
A kind of new type explosion proof hydraulic joint of -3 pairs of the utility model is described further referring to Fig.1.
The inside of a kind of new type explosion proof hydraulic joint, including joint body, the joint body is equipped with oil duct 4, feature
Be: the joint body includes left connecting tube 1, linkage section 2 and right connecting tube 3 interconnected, and the oil duct 4 runs through the left side
Connecting tube 1, linkage section 2 and right connecting tube 3 are arranged, and the inside of the left connecting tube 1 is equipped with duct chamber 1, the duct chamber 1
Inside be equipped with throttling set 6, the throttling set 6 includes being slidably arranged in throttle block 1 duct chamber 1 inside and saving
Block 2 24 is flowed, the inside of the throttle block 1 is equipped with throttle orifice 1, and the throttle orifice 1 is equipped with and throttle orifice 1
The inside of the lateral oilhole 29 being connected, the throttle block 2 24 is equipped with throttle orifice 2 27, the throttle orifice 1 and throttle orifice
2 27 is corresponding, and the aperture of the throttle orifice 2 27 is greater than the aperture of throttle orifice 1, the throttle block 1 and throttle block two
Spring 2 25 is provided between 24, the throttle block 1 and throttle block are provided with mutually matched throttling envelope between 2 24 outside
Closed loop 28, the inside of the right connecting tube 3 are equipped with duct chamber 27, and the inside of the duct chamber 27 is equipped with filter device 8, described
Filter device 8 includes two filter screens 15, and the opposite side of the filter screen 15 is provided with retainer plate 21, the filter screen 15
Between be provided with constrictor 1 and constrictor 2 17, be provided with spring 1 between the constrictor 1, constrictor 2 17,
Current limiting sprue 18 is set on the constrictor 1, is provided on the constrictor 2 17 mutually matched with current limliting sprue 18
Current limliting slot 19, is provided with interconnected metering hole 20 on the current limliting sprue 18 and current limliting slot 19, inside the left connecting tube 1
Oil duct 4 in be provided with fillter section 13, the fillter section 13 passes through the inside that fixed device 14 is fixedly mounted on left connecting tube 1,
It is detachably connected between the left connecting tube 1, linkage section 2 and right connecting tube 3.
Chamfer 12 is provided in the left connecting tube 1 and right connecting tube 3.The left connecting tube 1 and right connecting tube 3
Outside be equipped with screw thread.The outside of the linkage section 2 is provided with nut.The left connecting tube 1, linkage section 2 and right connecting tube 3
Outside be equipped with antirust coat.Seal groove 2 11 is equipped in the left connecting tube 1 and right connecting tube 3.The left connecting tube 1,
Right connecting tube 3 and the junction of linkage section 2 are provided with seal groove 1.
The utility model is designed reasonably, structure novel can prevent hydraulic reverse vigorous reflux, cause pressure of equipment excessively and
Explosion is generated, and cleaning is filtered to hydraulic fluid by multi-filtering net, prevents connector blocking from influencing equipment and uses.
By the way that fillter section 13 is arranged, fillter section 13 can filter hydraulic fluid, and be detachably connected by fixed device 14, user
Energy periodically butt joint carries out disassembly dredging, cleans convenient for plant maintenance.
By the way that throttling set 6 is arranged in the inside of duct chamber 1, current limliting can be carried out to hydraulic oil；Hydraulic oil is from right end stream
Enter by duct chamber 1, throttling set 6 is moved to the left to be bonded with the left end face of duct chamber 1, and hydraulic fluid is from throttle orifice two
27, the gap between lateral oilhole 29, throttle orifice 1 and throttling closed-loop 28 is flowed through, and is flowed out from the left end of oil duct 4, when
When oil pressure is excessively high, oil pressure pushes 2 24 pairs of springs 2 25 of throttle block to squeeze, and the gap between the closed-loop 28 that throttles reduces, right
Oil inlet quantity carries out current limliting；When hydraulic fluid flows out, throttling set 6 moves to the right to be bonded with the right end face of duct chamber 1, hydraulic
Oil can only be flowed out from throttle orifice 2 27, and when oil pressure is excessively high, hydraulic oil pushes throttle block 1, be squeezed spring 2 25,
Gap between the closed-loop 28 that throttles reduces, and carries out hydraulic flow-limiting；So that hydraulic oil circulation is more steady, prevent acutely prominent
Pressure changeable causes equipment to be damaged.
By the way that current limliting sprue 18 is arranged, current limliting sprue 18 can clean hydraulic oil, when oil pressure is normal, spring 1
The constrictor 1 of two sides, constrictor 2 17 are strutted, hydraulic oil can between current limliting sprue 18, current limliting slot 19 clearance flow
It crosses；When oil pressure is excessive, hydraulic oil squeezes constrictor 1, the constrictor 2 17 of two sides, so that constrictor 1, constrictor
Oil Guide gap shrinks between 2 17, hydraulic fluid can only flow through in metering hole 20, carry out current limliting processing to hydraulic oil.
By the way that multiple-sealed circle 9 is arranged between left connecting tube 1, linkage section 2, right connecting tube 3, so that having therebetween good
Leakproofness, prevent it is hydraulic excessive and occur leakage influence equipment use.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (7)
1. the inside of a kind of new type explosion proof hydraulic joint, including joint body, the joint body is equipped with oil duct, it is characterized in that:
The joint body includes left connecting tube, linkage section and right connecting tube interconnected, the oil duct through the left connecting tube,
Linkage section and the setting of right connecting tube, the inside of the left connecting tube are equipped with duct chamber one, and the inside of the duct chamber one is equipped with section
Device is flowed, the throttling set includes the throttle block one and throttle block two being slidably arranged in inside duct chamber one, the throttle block
One inside is equipped with throttle orifice one, and the throttle orifice one is equipped with the lateral oilhole being connected with throttle orifice one, the throttle block
Two inside is equipped with throttle orifice two, and the throttle orifice one and throttle orifice two are corresponding, and the aperture of the throttle orifice two is greater than throttling
The aperture in hole one is provided with spring two, two outside of the throttle block one and throttle block between the throttle block one and throttle block two
Between be provided with mutually matched throttling closed-loop, the inside of the right connecting tube is equipped with duct chamber two, the duct chamber two
Inside is equipped with filter device, and the filter device includes two filter screens, and the opposite side of the filter screen is provided with fixation
It encloses, is provided with constrictor one and constrictor two between the filter screen, is provided with spring between the constrictor one, constrictor two
One, current limiting sprue is set on the constrictor one, is provided with and the mutually matched current limliting of current limliting sprue on the constrictor two
Slot is provided with interconnected metering hole on the current limliting sprue and current limliting slot, is arranged in the oil duct inside the left connecting tube
Have a fillter section, the fillter section is fixedly mounted on the inside of left connecting tube by fixed device, the left connecting tube, linkage section and
It is detachably connected between right connecting tube.
2. a kind of new type explosion proof hydraulic joint according to claim 1, it is characterized in that: the left connecting tube and right connecting tube
On be provided with chamfer.
3. a kind of new type explosion proof hydraulic joint according to claim 1, it is characterized in that: the left connecting tube and right connecting tube
Outside be equipped with screw thread.
4. a kind of new type explosion proof hydraulic joint according to claim 1, it is characterized in that: the outside of the linkage section is provided with
Nut.
5. a kind of new type explosion proof hydraulic joint according to claim 1, it is characterized in that: the left connecting tube, linkage section and
The outside of right connecting tube is equipped with antirust coat.
6. a kind of new type explosion proof hydraulic joint according to claim 1, it is characterized in that: the left connecting tube and right connecting tube
On be equipped with seal groove two.
7. a kind of new type explosion proof hydraulic joint according to claim 1, it is characterized in that: the left connecting tube, right connecting tube
Seal groove one is provided with the junction of linkage section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820767894.0U CN208474711U (en) | 2018-05-23 | 2018-05-23 | A kind of new type explosion proof hydraulic joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820767894.0U CN208474711U (en) | 2018-05-23 | 2018-05-23 | A kind of new type explosion proof hydraulic joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208474711U true CN208474711U (en) | 2019-02-05 |
Family
ID=65218111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820767894.0U Expired - Fee Related CN208474711U (en) | 2018-05-23 | 2018-05-23 | A kind of new type explosion proof hydraulic joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208474711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944667A (en) * | 2021-10-15 | 2022-01-18 | 厦门峻鸿环境固废处置有限公司 | Safety type self-disengaging garbage truck hydraulic oil pipe |
-
2018
- 2018-05-23 CN CN201820767894.0U patent/CN208474711U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944667A (en) * | 2021-10-15 | 2022-01-18 | 厦门峻鸿环境固废处置有限公司 | Safety type self-disengaging garbage truck hydraulic oil pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20200523 |