CN203730438U - Hydraulic plunger cylinder - Google Patents
Hydraulic plunger cylinder Download PDFInfo
- Publication number
- CN203730438U CN203730438U CN201320644495.2U CN201320644495U CN203730438U CN 203730438 U CN203730438 U CN 203730438U CN 201320644495 U CN201320644495 U CN 201320644495U CN 203730438 U CN203730438 U CN 203730438U
- Authority
- CN
- China
- Prior art keywords
- cylinder barrel
- plunger rod
- guide sleeve
- tailstock
- gland
- 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 - Lifetime
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 3
- 230000037431 insertion Effects 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Actuator (AREA)
Abstract
A hydraulic plunger cylinder comprises a cylinder barrel. A plunger rod is arranged in the cylinder barrel axially, an oil storage chamber is arranged between the side wall of the plunger rod and the inner wall of the cylinder barrel, an oil inlet pipe is arranged in the middle of the cylinder barrel, the inner end of the oil inlet pipe is connected with the oil storage cavity, a tailstock is arranged at the right end of the cylinder barrel, an insertion shaft is arranged in the middle of the left end face of the tailstock and inserted to the right end inside the cylinder barrel, a boss is arranged in the middle of the left end face of the insertion shaft, the left end face of the boss can be attached to the middle of the right end face of the plunger rod, a guide sleeve is arranged at the left end inside the cylinder barrel, the plunger rod penetrates an inner hole of the guide sleeve, the inner side wall of the guide sleeve is matched with the outer side wall of the plunger rod, a sealing element which is fixed in the cylinder barrel through a gland is arranged at the left end of the guide sleeve and inside the cylinder barrel, the gland is fixed on the left end face of the cylinder barrel, and the plunger rod penetrates the gland leftwards. The hydraulic plunger cylinder is high in acting force for driving a load, small in size, long in service life and convenient for maintaining and replacing easily-worn parts.
Description
Technical field
The utility model relates to a kind of hydraulic plunger oil cylinder.
Background technique
Existing hydraulic jack, because design proposal is unreasonable, causes it to drive the active force of load less, and volume is larger, and working life is shorter, is also not easy to maintain and replace fragile part, and then can have influence on the normal use of oil cylinder.
Summary of the invention
The purpose of this utility model is to provide a kind of active force of load that drives large, and volume is little, and long service life is convenient to the hydraulic plunger oil cylinder of maintain and replace fragile part.
Hydraulic plunger oil cylinder of the present utility model, comprise the cylinder barrel arranging along left and right horizontal direction, in cylinder barrel, be provided with vertically plunger rod, between the sidewall of plunger rod and the inwall of cylinder barrel, there is oil storage cavity, the middle part of cylinder barrel is provided with oil inlet pipe, the inner end of oil inlet pipe is connected with described oil storage cavity, the right-hand member of described cylinder barrel is provided with tailstock, the middle part of tailstock left side is provided with plug-in mounting axle, plug-in mounting axle is inserted into the right-hand member in described cylinder barrel, the middle part of plug-in mounting axle left side is provided with boss, the left side of boss can be affixed with the middle part of the right side of described plunger rod, left end in described cylinder barrel is provided with guide sleeve, described plunger rod is through the endoporus of guide sleeve, the madial wall of guide sleeve matches with the outer side wall of plunger rod, the left end that is positioned at guide sleeve in described cylinder barrel is provided with Sealing, Sealing adopts gland to be fixed in cylinder barrel, gland adopts a plurality of socket head screws to be fixed on the left side of cylinder barrel, plunger rod is left through gland.
Hydraulic plunger oil cylinder of the present utility model, the right-hand member of wherein said tailstock has flange plate, and flange plate is provided with bolt hole or bolt mounting groove.
Hydraulic plunger oil cylinder of the present utility model, wherein said tailstock adopts cast iron or cast steel to make, and the right-hand member of tailstock and described cylinder barrel adopts and is weldingly connected.
Hydraulic plunger oil cylinder of the present utility model, it adopts the distinctive design of the utility model, in cylinder barrel, be provided with vertically plunger rod, between the sidewall of plunger rod and the inwall of cylinder barrel, there is oil storage cavity, the middle part of cylinder barrel is provided with oil inlet pipe, the inner end of oil inlet pipe is connected with described oil storage cavity, the right-hand member of cylinder barrel is provided with tailstock, the middle part of tailstock left side is provided with plug-in mounting axle, plug-in mounting axle is inserted into the right-hand member in cylinder barrel, the middle part of plug-in mounting axle left side is provided with boss, the left side of boss can be affixed with the middle part of the right side of plunger rod, left end in cylinder barrel is provided with guide sleeve, plunger rod is through the endoporus of guide sleeve, the madial wall of guide sleeve matches with the outer side wall of plunger rod, the left end that is positioned at guide sleeve in cylinder barrel is provided with Sealing, Sealing adopts gland to be fixed in cylinder barrel, gland adopts a plurality of socket head screws to be fixed on the left side of cylinder barrel, plunger rod is left through gland.Therefore, hydraulic plunger oil cylinder of the present utility model has and drives the active force of load large, and volume is little, and long service life is convenient to the feature of maintain and replace fragile part.
Below in conjunction with drawings and Examples in detail the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the plan view of hydraulic plunger oil cylinder of the present utility model;
Fig. 2 is the side view of Fig. 1.
Embodiment
Referring to Fig. 1 and Fig. 2, hydraulic plunger oil cylinder of the present utility model, comprise the cylinder barrel 1 arranging along left and right horizontal direction, in cylinder barrel 1, be provided with vertically plunger rod 2, between the inwall of the sidewall of plunger rod 2 and cylinder barrel 1, there is oil storage cavity 3, the middle part of cylinder barrel 1 is provided with oil inlet pipe 4, the inner end of oil inlet pipe 4 is connected with oil storage cavity 3, the right-hand member of cylinder barrel 1 is provided with tailstock 5, the middle part of tailstock 5 left sides is provided with plug-in mounting axle 6, plug-in mounting axle 6 is inserted into the right-hand member in cylinder barrel 1, the middle part of plug-in mounting axle 6 left sides is provided with boss 7, the left side of boss 7 can be affixed with the middle part of the right side of plunger rod 2, left end in cylinder barrel 1 is provided with guide sleeve 8, plunger rod 2 is through the endoporus of guide sleeve 8, the madial wall of guide sleeve 8 matches with the outer side wall of plunger rod 2, the left end that is positioned at guide sleeve 8 in cylinder barrel 1 is provided with Sealing 9, Sealing 9 adopts gland 10 to be fixed in cylinder barrel 1, gland 10 adopts a plurality of socket head screws to be fixed on the left side of cylinder barrel 1, plunger rod 2 is left through gland 10.
As improvement of the present utility model, the right-hand member of above-mentioned tailstock 5 has flange plate 11, and flange plate 11 is provided with bolt hole or bolt mounting groove 12.
As further improvement of the utility model, above-mentioned tailstock 5 adopts cast iron or cast steel to make, and tailstock 5 is weldingly connected with the right-hand member employing of cylinder barrel 1.
Hydraulic plunger oil cylinder of the present utility model in use, can inject oil storage cavity 3 by oil inlet pipe 4 by pressure oil, and pressure oil will promote plunger rod 2 to left movement, and promotes load movement.
Claims (3)
1. hydraulic plunger oil cylinder, it is characterized in that: comprise the cylinder barrel (1) arranging along left and right horizontal direction, in cylinder barrel (1), be provided with vertically plunger rod (2), between the inwall of the sidewall of plunger rod (2) and cylinder barrel (1), there is oil storage cavity (3), the middle part of cylinder barrel (1) is provided with oil inlet pipe (4), the inner end of oil inlet pipe (4) is connected with described oil storage cavity (3), the right-hand member of described cylinder barrel (1) is provided with tailstock (5), the middle part of tailstock (5) left side is provided with plug-in mounting axle (6), plug-in mounting axle (6) is inserted into the right-hand member in described cylinder barrel (1), the middle part of plug-in mounting axle (6) left side is provided with boss (7), the left side of boss (7) can be affixed with the middle part of the right side of described plunger rod (2), left end in described cylinder barrel (1) is provided with guide sleeve (8), described plunger rod (2) is through the endoporus of guide sleeve (8), the madial wall of guide sleeve (8) matches with the outer side wall of plunger rod (2), the left end that is positioned at guide sleeve (8) in described cylinder barrel (1) is provided with Sealing (9), Sealing (9) adopts gland (10) to be fixed in cylinder barrel (1), gland (10) adopts a plurality of socket head screws to be fixed on the left side of cylinder barrel (1), plunger rod (2) is left through gland (10).
2. hydraulic plunger oil cylinder according to claim 1, is characterized in that: the right-hand member of described tailstock (5) has flange plate (11), and flange plate (11) is provided with bolt hole or bolt mounting groove (12).
3. hydraulic plunger oil cylinder according to claim 2, is characterized in that: described tailstock (5) adopts cast iron or cast steel to make, and tailstock (5) is weldingly connected with the right-hand member employing of described cylinder barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320644495.2U CN203730438U (en) | 2013-10-19 | 2013-10-19 | Hydraulic plunger cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320644495.2U CN203730438U (en) | 2013-10-19 | 2013-10-19 | Hydraulic plunger cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730438U true CN203730438U (en) | 2014-07-23 |
Family
ID=51200516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320644495.2U Expired - Lifetime CN203730438U (en) | 2013-10-19 | 2013-10-19 | Hydraulic plunger cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730438U (en) |
-
2013
- 2013-10-19 CN CN201320644495.2U patent/CN203730438U/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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
|
| CX01 | Expiry of patent term |