CN203836214U - Electro-hydraulic hammer sealing device - Google Patents
Electro-hydraulic hammer sealing device Download PDFInfo
- Publication number
- CN203836214U CN203836214U CN201420276439.2U CN201420276439U CN203836214U CN 203836214 U CN203836214 U CN 203836214U CN 201420276439 U CN201420276439 U CN 201420276439U CN 203836214 U CN203836214 U CN 203836214U
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- China
- Prior art keywords
- oil
- ring
- guide ring
- oil guide
- groove
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of sealing, and in particular relates to an electro-hydraulic hammer sealing device, mainly comprising an oil guide ring and an oil removal ring, wherein the upper part of the oil removal ring is conical in shape while the lower part of the oil removal ring is cylindrical in shape; the upper end face of the oil guide ring is a conical surface, the inner diameter, adjacent to the upper top of the oil guide ring is provided with a groove, and the shape of the groove is matched with that of the oil removal ring. The oil removal ring is embedded into the groove of the oil guide ring, and the oil guide ring is arranged at the upper part of an oil stop ring and fixed on the same through a bolt; according to the electro-hydraulic hammer sealing device, the sealing structure of the lower opening of an oil collection tank is modified to form two sealing mechanisms consisting of an oil seal and the oil removal ring, thus reducing the leakage of excess oil and allowing the excess oil to flow in an excess oil collection channel formed by the oil guide ring, and thereby, forging operation is no longer influenced by the leakage of the excess oil, waste of natural gas in a shift is avoided, and production efficiency is greatly improved.
Description
Technical field
The utility model relates to technical field of sealing technology, is specifically related to a kind of electric liquid hammer seal arrangement.
Background technique
electricity liquid hammer is a kind of Novel forging manufacturing apparatus of energy-saving and environmental protection, because it has the favor that the advantages such as energy-saving and environmental protection, easy to operate, laborsaving, safety, flexible movements are reliable are subject to enterprise.Yet the sealing of the oil pocket of oil sump tank end opening sealing place of electric liquid hammer very easily damages, while under high pressure working, the ordinary life of bronze oil sealing is about 20 days, twice damage in an order of classes or grades at school sometimes, once hydraulic hammer generation leakage phenomenon, cannot set up system pressure, cannot carry out Forging Operation, the oil sealing that must more renew, also can cause certain environmental pollution; In Forging Operation, electric liquid hammer shutdown maintenance, but forging furnace also needs to continue heating work, and downtime is longer, and the natural gas energy resource waste causing is more, increases the cost of production of enterprise, and impact is produced and is even produced inestimable serious consequence.
Model utility content
The purpose of this utility model is: the problem existing for prior art, provides a kind of electric liquid hammer seal arrangement.
To achieve these goals, the technical solution adopted in the utility model is:
An electric liquid hammer seal arrangement, mainly comprises Oil Guide ring and except oil ring, described Oil Guide ring upper-end surface is conical surface, on the aperture surface of Oil Guide ring near upper top, has groove, the shape of groove with except oil ring, match; Describedly be divided into coniformly except oil ring top, bottom is divided into cylindric, except oil ring is embedded in the groove of Oil Guide ring.
The described tapered segment maximum outside diameter except oil ring is less than cylindrical portion external diameter, except oil ring internal diameter matches with hammer stem external diameter, the total height of removing oil ring higher than groove along the axial height of hammer stem.
On described Oil Guide ring circle upper surface Zhou Fangxiang, be provided with tapped through hole, by bolt, can be fixed on flinger ring and oil sump tank base plate.
The roughness of described Oil Guide ring lower end surface reaches flinger ring upper and lower end surface roughness rank.
In the utility model, except can adopting rubber material, makes oil ring, except oil ring is embedded in Oil Guide ring, structural stability, when hammer stem moves up and down, be difficult for landing, and rubber make can form first sealing with hammer stem except oil ring, when hammer stem moves downward relatively, except oil ring can be removed the hydraulic oil adhering on hammer stem, reduce excess oil and leak outside; Oil Guide ring upper-end surface is designed to conical surface form, forms excess oil collection channel, allows excess oil all flow into oil collect port and enters ground oil-collecting bucket by external hose, is then filtered into mailbox and recycles, economy.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, the transformation to oil sump tank end opening sealing configuration by the utility model, form oil sealing and except oil ring two seals, reduce excess oil and leak outside, avoiding carrying out because of excess oil leakage contribution Forging Operation, saving, because of the cost that the bronze oil sealing of undesired replacing produces, is enhanced productivity.
2, reduce the shutdown maintenance time that leaks outside and cause because of excess oil, avoided waste in the class of rock gas, energy saving cost, reduces the excess oil befouling environment that leaks outside, and recycles economic environmental protection.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of electric liquid hammer oil sump tank end opening sealing configuration before electricity improves.
Fig. 2 is the structural representation of the utility model electricity liquid hammer seal arrangement.
Mark in figure: 1-copper sheathing, 2-oil sealing, the outlet of 3-excess oil, 4-hammer stem, 5-is except oil ring, 6-Oil Guide ring, 7-flinger ring.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
embodiment 1
As shown in Figure 2, a kind of electric liquid hammer seal arrangement, mainly comprises Oil Guide ring 6 and except oil ring 5, described Oil Guide ring 6 upper-end surfaces are conical surface, on the aperture surface of Oil Guide ring 6 near upper top, have groove, the shape of groove with except oil ring 5, match; Describedly be divided into coniformly except oil ring 5 tops, bottom is divided into cylindric, except oil ring 5 is embedded in the groove of Oil Guide ring 6.
As shown in Figure 2, the described tapered segment maximum outside diameter except oil ring 5 is less than cylindrical portion external diameter, except oil ring 5 internal diameters match with hammer stem external diameter, the total height of removing oil ring 5 higher than groove along the axial height of hammer stem.
As shown in Figure 2, on described Oil Guide ring 6 upper surface circumferencial directions, be provided with tapped through hole, by bolt, can be fixed on flinger ring 7 and oil sump tank base plate.
As shown in Figure 2, the roughness of described Oil Guide ring 6 lower end surfaces reaches flinger ring 7 upper and lower end surface roughness ranks.
In the present embodiment, except adopting rubber material, makes oil ring 5, except oil ring 5 is embedded in Oil Guide ring 6, structural stability, when hammer stem 4 moves up and down, be difficult for landing, and rubber make can form firsts sealing with hammer stem 4 except oil ring, when hammer stem 4 moves downward relatively, except oil ring can be removed the hydraulic oil adhering on hammer stem 4, reduce excess oil and leak outside; Oil Guide ring 6 upper-end surfaces are designed to conical surface form, form excess oil collection channel, allow excess oil all flow into oil collect port and enter ground oil-collecting bucket by external hose, are then filtered into mailbox and recycle, economy.Transformation by the utility model to oil sump tank end opening sealing configuration, form the oil sealing 2 in copper sheathing 1 and remove oil ring 5 two seals, reducing excess oil and leak outside, avoiding carrying out because of excess oil leakage contribution Forging Operation, the cost that saving produces because changing bronze oil sealing, enhances productivity.
Electric liquid hammer oil sump tank sealing configuration before improvement as shown in Figure 1, the passage that excess oil leaks is to flow out downwards along hammer stem 4, only have bronze oil sealing 2 one sealing to work, because bronze oil sealing 2 under high pressure very easily damages, so often have the situation generation that excess oil leaks; And the utility model as shown in Figure 2 electricity liquid hammer seal arrangement, increased a rubber except oil ring 5 and an Oil Guide ring 6, remove oil ring 5 and oil sealing 2 and formed two seals, and the circular cone end face of Oil Guide ring 6 forms excess oil collection channel, excess oil can be guided entirely into excess oil outlet 3, effectively reduce excess oil and leak possibility.
By the application of the utility model electricity liquid hammer seal arrangement, bronze oil sealing and together changing after using 20 days except oil ring, does not occur in class that excess oil leaks, and monthly can save approximately 200 hours engineering time; Aspect natural gas motorcar, as within 4 hours/day, calculated by stopping work, forging furnace must work on, need 350m3 natural gas per hour.Press 1.371/m3 unit and calculate, can save 1919.40 yuan of natural gas expenses every day.Monthly, by 22 days, can save 42226.80 yuan of gas expenses.In the situation that disregarding other equipment in use electricity charge and maintenance cost expense, can save every year natural gas expense is 506721.60 yuan, simultaneously for forge vacate can operation time more than 1000 hours.And the infusion of financial resources of electric liquid hammer seal arrangement of the present utility model only needs approximately 1000 yuan.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (3)
1. an electric liquid hammer seal arrangement, mainly comprises Oil Guide ring and except oil ring, described Oil Guide ring upper-end surface is conical surface, on the aperture surface of Oil Guide ring near upper top, has groove, the shape of groove with except oil ring, match; Describedly be divided into coniformly except oil ring top, bottom is divided into cylindric, except oil ring is embedded in the groove of Oil Guide ring.
2. electric liquid hammer seal arrangement according to claim 1, is characterized in that, the described tapered segment maximum outside diameter except oil ring is less than cylindrical portion external diameter, except oil ring internal diameter matches with hammer stem external diameter, the total height of removing oil ring higher than groove along the axial height of hammer stem.
3. electric liquid hammer seal arrangement according to claim 1, is characterized in that, on described Oil Guide ring upper surface circumferencial direction, is provided with tapped through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276439.2U CN203836214U (en) | 2014-05-28 | 2014-05-28 | Electro-hydraulic hammer sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276439.2U CN203836214U (en) | 2014-05-28 | 2014-05-28 | Electro-hydraulic hammer sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203836214U true CN203836214U (en) | 2014-09-17 |
Family
ID=51514056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276439.2U Expired - Fee Related CN203836214U (en) | 2014-05-28 | 2014-05-28 | Electro-hydraulic hammer sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203836214U (en) |
-
2014
- 2014-05-28 CN CN201420276439.2U patent/CN203836214U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140917 Termination date: 20210528 |