CN202673826U - Hydraulic cylinder of hydraulic discharging hole adjusting device of jaw crusher - Google Patents
Hydraulic cylinder of hydraulic discharging hole adjusting device of jaw crusher Download PDFInfo
- Publication number
- CN202673826U CN202673826U CN 201220302811 CN201220302811U CN202673826U CN 202673826 U CN202673826 U CN 202673826U CN 201220302811 CN201220302811 CN 201220302811 CN 201220302811 U CN201220302811 U CN 201220302811U CN 202673826 U CN202673826 U CN 202673826U
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- Prior art keywords
- piston
- hydraulic
- cylinder barrel
- cylinder
- hydraulic cylinder
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Abstract
The utility model discloses a hydraulic cylinder of a hydraulic charging hole adjusting device of a jaw crusher. The hydraulic cylinder comprises a cylinder barrel, a piston and a mandril, wherein the mandril which is capable of moving left and right relative to the cylinder barrel is arranged at the left end of the cylinder barrel; the piston which is capable of moving left and right is arranged between the mandril and the cylinder barrel; a compression spring is arranged between the mandril and the piston; a hydraulic oil pipe joint is arranged on the cylinder barrel; and the hydraulic oil pipe joint is communicated with a cavity body at the right side of the piston in the cylinder barrel. According to the hydraulic cylinder disclosed by the utility model, because the compression spring is arranged between the mandril and the piston and a spring-type hydraulic cylinder structure is adopted, the piston is prevented from moving frequently in a reciprocating manner in the cylinder barrel, and the service life of the hydraulic cylinder is prolonged; and due to adoption of structures that the hydraulic cylinder is integrally assembled first, and then the hydraulic cylinder is arranged on a hydraulic discharge adjusting device, the operation steps are simplified, and therefore the hydraulic discharge adjusting device is more stable to operate and longer in service life.
Description
[technical field]
The utility model relates to the structure of oil hydraulic cylinder, especially the oil hydraulic cylinder of jaw crusher hydraulic pressure discharge controlling device.
[background technique]
Oil hydraulic cylinder is the core component of discharge gate controlling device, and its Main Function is the discharge regulating action that realizes the discharge gate controlling device, with the function of the adjusting discharge gate of finishing condiment mouth controlling device.Domestic discharge gate controlling device generally all adopts the regulative mode of bracket and wedge combinations at present, it is made of parts such as bracket seat groove, bracket seat, backing plate, voussoir, adjusting screw device, brackets, when regulating discharge gate, adopt artificial mode to rotate simultaneously the adjusting screw thread in the equipment both sides, move mouthful adjusting of realization material thereby promote voussoir.
At present, do not have spring assembly in the oil hydraulic cylinder under the prior art, and the operating mode that the discharge gate controlling device is used is the occasion of high strength and high vibration frequency, because not stopping of moving jaw is moving, piston is easy to owing to frequent reciprocal moving destroyed.
[model utility content]
The purpose of this utility model solves the problems of the prior art exactly, proposes a kind of oil hydraulic cylinder of jaw crusher hydraulic pressure discharge gate controlling device, can avoid piston frequently to move back and forth in cylinder barrel, improves the working life of oil hydraulic cylinder.
For achieving the above object, the utility model proposes a kind of oil hydraulic cylinder of jaw crusher hydraulic pressure discharge gate controlling device, comprise cylinder barrel, piston and push rod, the left end of described cylinder barrel is equipped with can be with respect to the push rod of cylinder barrel move left and right, but the piston of move left and right is installed between push rod and the cylinder barrel, be provided with Compress Spring between described push rod and the piston, on the described cylinder barrel hydraulic oil pipe joint be installed, hydraulic oil pipe joint communicates with the cavity on cylinder barrel inner carrier right side.
As preferably, have at least one circle seal groove on the outer circumferential face of described piston, seal ring is installed in the seal groove, the outer circumferential face of seal ring is close to the inner peripheral surface of cylinder barrel, has further improved sealing effect, has promoted product quality.
As preferably, described seal ring adopts the O RunddichtringO, and simple in structure, cost is low, and good sealing effect.
As preferably, the piston guide ring all is installed on the left side of described piston and the right side, improve the stability of piston movement, prolong product working life.
The beneficial effects of the utility model: the utility model is by arranging Compress Spring between push rod and piston, adopt the spring hydraulic cylinder structure, avoided piston in cylinder barrel, frequently to move back and forth, improved the working life of oil hydraulic cylinder, and by first overall package oil hydraulic cylinder, again oil hydraulic cylinder is installed in the structure on the hydraulic pressure discharge controlling device, simplified operating procedure, make the running of hydraulic pressure discharge controlling device more steady, longer service life.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[description of drawings]
Fig. 1 is the structural drawing of the oil hydraulic cylinder of a kind of jaw crusher hydraulic pressure of the utility model discharge gate controlling device;
Fig. 2 is that a kind of oil hydraulic cylinder of the utility model is assembled to the use state reference map on the jaw crusher hydraulic pressure discharge gate controlling device.
Among the figure: oil hydraulic cylinder, 15-bracket seat, 16-scuffing of cylinder bore, 17-Regulation spring, 18-spring guide holder, the 19-nut of 1-cylinder barrel, 2-piston, 3-push rod, 4-Compress Spring, 5-hydraulic oil pipe joint, 6-piston guide ring, 7-seal ring, 8-sensor head, 9-ring magnet, the non-magnetic separate spacers of 10-, 11-bracket, 12-bottom plate, 13-punch holder, 14-jaw crusher hydraulic pressure discharge gate controlling device.
[embodiment]
Consult Fig. 1, the oil hydraulic cylinder of jaw crusher hydraulic pressure discharge gate controlling device, the oil hydraulic cylinder of jaw crusher hydraulic pressure discharge gate controlling device, comprise cylinder barrel 1, piston 2 and push rod 3, the left end of described cylinder barrel 1 is equipped with can be with respect to the push rod 3 of cylinder barrel 1 move left and right, but the piston 2 of move left and right is installed between push rod 3 and the cylinder barrel 1, be provided with Compress Spring 4 between described push rod 3 and the piston 2, on the described cylinder barrel 1 hydraulic oil pipe joint 5 is installed, hydraulic oil pipe joint 5 communicates with the cavity on cylinder barrel 1 inner carrier 2 right sides.Have at least one circle seal groove on the outer circumferential face of described piston 2, seal ring 7 is installed in the seal groove, the outer circumferential face of seal ring 7 is close to the inner peripheral surface of cylinder barrel 1, further improves, and sealing effect has promoted product quality.Described seal ring 7 adopts O RunddichtringO 7, and simple in structure, cost is low, and good sealing effect.Piston guide ring 6 all is installed on the left side of described piston 2 and the right side, improves the stability of piston 2 motions, prolong product working life.In addition, also be provided with sensor head 8, ring magnet 9, non-magnetic separate spacers 10 in the device, realize the accurate control to piston 2 positions.
Consult Fig. 2, be assembled with the jaw crusher hydraulic pressure discharge gate controlling device of oil hydraulic cylinder, comprise bracket 11, bottom plate 12, punch holder 13, oil hydraulic cylinder 14, bracket seat 15, scuffing of cylinder bore 16, Regulation spring 17, spring guide holder 18, nut 19.Described oil hydraulic cylinder 14 connects by bolt assembly with bottom plate 12, punch holder 13 respectively, two brackets 11 also connect by bolt assembly with bottom plate 12, punch holder 13 respectively, and bolt assembly comprises: bolt, Regulation spring 17, spring guide holder 18 and nut 19.
The utility model working procedure: in oil hydraulic cylinder 14 working procedure, the to-and-fro motion of oil hydraulic cylinder 14 by the Compress Spring 4 in push rod 3 chambeies stretch realize that hydraulic system and sensor head 8 realized the displacement of the oil hydraulic cylinder 14 of control jaw crusher hydraulic pressure discharge gate controlling devices.When needs elongation push rod 3, need only pressure oil in hydraulic oil pipe joint 5 injection liquid cylinder pressures 14, pushing piston 2 moves under the effect of fluid pressure, and sensor head 8 is passed to control system with the displacement information of piston 2; In like manner, when needs retraction push rod 33, need only the pressure zero clearing with pressurized oil system, push rod 3 is not having in the situation of ambient pressure, and is mobile to the right, makes Compress Spring 4 compressed, and sensor head 8 is passed to control system with the displacement information of piston 2, realizes accurately control.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection domain of the present utility model.
Claims (4)
1. the oil hydraulic cylinder of a jaw crusher hydraulic pressure discharge gate controlling device, it is characterized in that: comprise cylinder barrel, piston and push rod, the left end of described cylinder barrel is equipped with can be with respect to the push rod of cylinder barrel move left and right, but the piston of move left and right is installed between push rod and the cylinder barrel, be provided with Compress Spring between described push rod and the piston, on the described cylinder barrel hydraulic oil pipe joint is installed, hydraulic oil pipe joint communicates with the cavity on cylinder barrel inner carrier right side.
2. the oil hydraulic cylinder of a kind of jaw crusher hydraulic pressure discharge gate controlling device as claimed in claim 1, it is characterized in that: have at least one circle seal groove on the outer circumferential face of described piston, seal ring is installed in the seal groove, and the outer circumferential face of seal ring is close to the inner peripheral surface of cylinder barrel.
3. the oil hydraulic cylinder of a kind of jaw crusher hydraulic pressure discharge gate controlling device as claimed in claim 2 is characterized in that: described seal ring employing O RunddichtringO.
4. such as the oil hydraulic cylinder of each described a kind of jaw crusher hydraulic pressure discharge gate controlling device in the claim 1～3, it is characterized in that: the piston guide ring all is installed on the left side of described piston and the right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220302811 CN202673826U (en) | 2012-06-26 | 2012-06-26 | Hydraulic cylinder of hydraulic discharging hole adjusting device of jaw crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220302811 CN202673826U (en) | 2012-06-26 | 2012-06-26 | Hydraulic cylinder of hydraulic discharging hole adjusting device of jaw crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202673826U true CN202673826U (en) | 2013-01-16 |
Family
ID=47494734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220302811 Expired - Lifetime CN202673826U (en) | 2012-06-26 | 2012-06-26 | Hydraulic cylinder of hydraulic discharging hole adjusting device of jaw crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202673826U (en) |
-
2012
- 2012-06-26 CN CN 201220302811 patent/CN202673826U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG ZHEKUANG HEAVY INDUSTRY CO., LTD. Free format text: FORMER NAME: CHANGXING CHANGHONG LUQIAO MACHINERY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 313100 Heping Town Industrial Zone, Zhejiang, Changxing County Patentee after: ZHEJIANG ZHEKUANG HEAVY INDUSTRY Co.,Ltd. Address before: 313100 Industrial Park, Heping Town, Huzhou, Zhejiang, Changxing County Patentee before: CHANGXING CHANGHONG LUQIAO MACHINERY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 313100 Heping Town Industrial Park, Changxing County, Zhejiang Province Patentee after: Zhejiang mining heavy industry Co.,Ltd. Address before: 313100 Heping Town Industrial Park, Changxing County, Zhejiang Province Patentee before: ZHEJIANG ZHEKUANG HEAVY INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |
|
| CX01 | Expiry of patent term |