CN213039563U - Single trunnion oil cylinder - Google Patents
Single trunnion oil cylinder Download PDFInfo
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- CN213039563U CN213039563U CN202022122610.2U CN202022122610U CN213039563U CN 213039563 U CN213039563 U CN 213039563U CN 202022122610 U CN202022122610 U CN 202022122610U CN 213039563 U CN213039563 U CN 213039563U
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Abstract
The utility model discloses a monaural axle cylinder, comprising a cylinder body, the one end welded fastening of cylinder body has the gland, gland lateral wall welded fastening has the uide bushing, the one end welded fastening that the gland was kept away from to the cylinder body has the cylinder bottom, it has the piston rod to run through sealed sliding connection in the gland, the piston rod is located the inside one end welded fastening of cylinder body has the piston, the one end welded fastening that the piston rod kept away from the piston has the pole head, the lateral wall welded fastening of pole head has the folding rod, the lateral wall welded fastening that the cylinder body is close to the gland has the trunnion seat, the trunnion seat top has the circulation part through supporting shoe welded fastening. The utility model discloses a set up circulation case, circulating pipe, roll over structures such as pole and piston plate, roll over the pole and drive the piston plate and seal gliding in-process about the circulation incasement portion, formed the circulation flow of coolant liquid for the cooling effect of coolant liquid to the cylinder body is better, is favorable to the heat dissipation of this device continuous operation time, has obviously improved production efficiency.
Description
Technical Field
The utility model relates to a monaural oil cylinder technical field especially relates to a monaural oil cylinder.
Background
The oil cylinder is an actuating element in a hydraulic transmission system and is an energy conversion device for converting hydraulic energy into mechanical energy, the oil cylinder realizes reciprocating motion, the structural types of the oil cylinder comprise a piston cylinder, a plunger cylinder and a swinging cylinder, the piston cylinder and the plunger cylinder realize reciprocating linear motion and output speed and thrust, and the swinging cylinder realizes reciprocating swinging and outputs angular speed (rotating speed) and torque.
The temperature of the side wall of the cylinder body and the oil body in the cylinder body is increased in the continuous working process of the conventional single-trunnion oil cylinder, so that the single-trunnion oil cylinder has certain influence on the continuous working process, such as overheating of the side wall of the cylinder body and the oil body, the environmental temperature of a sealing element is increased, and the aging of the sealing element is accelerated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a single trunnion oil cylinder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a single trunnion hydro-cylinder, includes the cylinder body, the one end welded fastening of cylinder body has the gland, gland lateral wall welded fastening has the uide bushing, the one end welded fastening that the gland was kept away from to the cylinder body has the cylinder bottom, it has the piston rod to run through sealed sliding connection in the gland, the piston rod is located the inside one end welded fastening of cylinder body has the piston, piston seal sliding connection is inside the cylinder body, the one end welded fastening that the piston was kept away from to the piston rod has the pole head, the lateral wall welded fastening of pole head has the folding bar, the lateral wall welded fastening that the cylinder body is close to the gland has the trunnion seat, trunnion seat top has the circulation part that cools down to the cylinder body lateral wall through.
Preferably, the side wall of the cylinder body is symmetrically provided with oil nozzles, and the side wall of the trunnion seat is fixedly welded with trunnions.
Preferably, the circulating part comprises a circulating box fixed on the supporting block in a welding mode, a folding rod is fixed on the side wall of the rod head in a welding mode, and a piston plate is fixed at one end of the folding rod after penetrating through the side wall of the circulating box in a welding mode.
Preferably, the piston plate is connected inside the circulation box in a sealing and sliding manner, a liquid inlet hole and a liquid outlet hole are symmetrically formed in the side wall of the circulation box, and one-way valves are arranged in the liquid inlet hole and the liquid outlet hole.
Preferably, the lateral wall welded fastening of cylinder body has the circulating pipe, the both ends of circulating pipe respectively with feed liquor hole, play liquid hole fixed intercommunication.
Preferably, a liquid changing hole is formed in a side wall of the circulation box, an opening and closing valve is arranged in the liquid changing hole, and cooling liquid is filled in the circulation pipe.
The utility model provides a beneficial effect:
1. through setting up the circulation case, the circulating pipe, roll over structures such as pole and piston plate, the pole head drives and rolls over pole reciprocating motion, roll over pole one end welded fastening's piston plate and slide at the circulation incasement portion sealed gliding in-process right at the piston plate in the circulation incasement portion, the inside coolant liquid of extrusion circulation incasement circulates to the circulating pipe inside from going out the liquid hole, and at the inside gliding in-process of sealed left of circulation incasement portion as the piston plate, take out the inside coolant liquid of circulation incasement from the feed liquor hole in the circulation incasement, form the circulation flow of coolant liquid, make the cooling effect of coolant liquid to the cylinder body better, be favorable to the heat dissipation of this device continuous operation time, and the production efficiency is improved.
2. Through setting up structures such as trunnion seat, uide bushing, piston rod and piston for this device compact structure, the practicality is high, and the installation is fixed simply firm, and the hydro-cylinder is marchd stably at the in-process of work.
Drawings
Fig. 1 is a schematic structural view of a single trunnion cylinder provided by the utility model.
Fig. 2 is an enlarged schematic view of a part a structure in a single trunnion cylinder provided by the present invention.
Fig. 3 is a schematic view of a sectional structure of a side B-B of a single trunnion cylinder provided by the present invention.
In the figure: 1 cylinder body, 2 gland, 3 piston rods, 4 pistons, 5 rod heads, 6 guide sleeves, 7 trunnion seats, 8 oil nozzles, 9 trunnions, 10 folding rods, 11 piston plates, 12 liquid inlet holes, 13 liquid outlet holes, 14 circulating pipes and 15 liquid changing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a single trunnion cylinder, including cylinder body 1, the one end welded fastening of cylinder body 1 has gland 2, gland 2 lateral wall welded fastening has uide bushing 6, the one end welded fastening that the gland 2 was kept away from to cylinder body 1 has the cylinder bottom 16, it has piston rod 3 to run through sealed sliding connection in the gland 2, the one end welded fastening that piston rod 3 is located the inside of cylinder body 1 has piston 4, piston 4 sealed sliding connection is inside cylinder body 1, the one end welded fastening that piston rod 3 was kept away from piston 4 has pole head 5, the lateral wall welded fastening of pole head 5 has folding rod 10, the lateral wall welded fastening that cylinder body 1 is close to gland 2 has trunnion seat 7, trunnion seat 7 top is fixed with the circulation part that cools down the cylinder body 1 lateral wall through the supporting shoe welded fastening.
The lateral wall symmetry of cylinder body 1 has seted up glib talker 8, and the lateral wall welded fastening of trunnion seat 7 has trunnion 9, and glib talker 8 and the fixed intercommunication of external oil supply unit provide power for the motion of piston rod 3, piston 4 and pole head 5 inside cylinder body 1.
The circulating part comprises a circulating box 17 welded and fixed on the supporting block, a folding rod 10 is welded and fixed on the side wall of the rod head 5, a piston plate 11 is welded and fixed on one end of the folding rod 10 after penetrating through the side wall of the circulating box 17, partial cooling liquid is filled in the circulating box 17, the folding rod 10 is of an inverted L-shaped structure when being seen from the front side, one end of the folding rod 10 drives the piston plate 11 to hermetically slide in the circulating box 17, and the piston plate 11 extrudes or sucks the cooling liquid in the circulating process.
The piston plate 11 is connected inside the circulation box 17 in a sealing and sliding mode, a liquid inlet hole 12 and a liquid outlet hole 13 are symmetrically formed in the side wall of the circulation box 17, one-way valves are arranged in the liquid inlet hole 12 and the liquid outlet hole 13, the one-way valves in the liquid inlet hole 12 only allow cooling liquid to enter the circulation box 17 from the circulation pipe 14, and the one-way valves in the liquid outlet hole 13 only allow the cooling liquid to enter the circulation pipe 14 from the circulation box 17 for circulation.
The circulating pipe 14 is welded and fixed on the side wall of the cylinder body 1, two ends of the circulating pipe 14 are respectively fixedly communicated with the liquid inlet hole 12 and the liquid outlet hole 13 to form closed circulation of cooling liquid, the cooling liquid is convenient to cool the side wall of the cylinder body 1 and oil bodies in the cylinder, and the phenomenon that the temperature of the side wall of the cylinder body 1 and the oil bodies is too high to influence the operation effect of the device is avoided.
The side wall of the circulation box 17 is provided with a liquid changing hole 15, an opening and closing valve is arranged in the liquid changing hole 15, the circulation pipe 14 is filled with cooling liquid, and the cooling liquid in the circulation box 17 and the cooling liquid in the circulation pipe 14 can be changed from the liquid changing hole 15, so that the cooling liquid can be kept in a better cooling state.
The utility model discloses in, in the in-process of this device work, under the drive of the oil body, piston 4 drives piston rod 3 and 5 continuous in the inside reciprocating seal slip of cylinder body 1, pole head 5 drives folding rod 10 reciprocating motion this moment, folding rod 10 one end welded fastening's piston plate 11 is in circulation case 17 internal seal slip, at piston plate 11 in circulation case 17 inside right side seal slip in-process, the inside coolant liquid of extrusion circulation case 17 circulates to circulation pipe 14 inside from going out liquid hole 13, and when piston plate 11 in circulation case 17 inside left side seal slip in-process, take out circulation case 17 with the inside coolant liquid of circulation pipe 14 in from feed liquor hole 12, form the circulation flow of coolant liquid, make the cooling effect of coolant liquid to cylinder body 1 and oil body better, be favorable to the heat dissipation of this device continuous operation, and improve production efficiency.
The side wall of the circulation box 17 is provided with a liquid changing hole 15, and the cooling liquid in the circulation box 17 and the circulation pipe 14 can be changed from the liquid changing hole 15, so that the cooling liquid can be kept in a better cooling state.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A single trunnion oil cylinder comprises a cylinder body (1) and is characterized in that a gland (2) is welded and fixed at one end of the cylinder body (1), a guide sleeve (6) is welded and fixed on the side wall of the gland (2), a cylinder bottom (16) is welded and fixed on one end of the cylinder body (1) far away from the gland (2), a piston rod (3) is connected in the gland (2) in a penetrating and sealing sliding way, a piston (4) is welded and fixed at one end of the piston rod (3) positioned in the cylinder body (1), the piston (4) is connected in the cylinder body (1) in a sealing and sliding way, one end of the piston rod (3) far away from the piston (4) is fixedly welded with a rod head (5), a folding rod (10) is welded and fixed on the side wall of the rod head (5), an trunnion seat (7) is welded and fixed on the side wall of the cylinder body (1) close to the gland (2), and a circulating component for cooling the side wall of the cylinder body (1) is fixedly welded at the top of the trunnion seat (7) through a supporting block.
2. The single-trunnion oil cylinder according to claim 1, wherein oil nozzles (8) are symmetrically arranged on the side wall of the cylinder body (1), and the trunnion (9) is welded and fixed on the side wall of the trunnion seat (7).
3. The single-trunnion oil cylinder as claimed in claim 1, wherein the circulating component comprises a circulating box (17) fixed on the supporting block by welding, a folding rod (10) is fixed on the side wall of the rod head (5) by welding, and a piston plate (11) is fixed on one end of the folding rod (10) after penetrating through the side wall of the circulating box (17) by welding.
4. The single-trunnion oil cylinder as defined in claim 3, wherein the piston plate (11) is connected in a sealing and sliding manner inside the circulation box (17), the side wall of the circulation box (17) is symmetrically provided with a liquid inlet hole (12) and a liquid outlet hole (13), and the liquid inlet hole (12) and the liquid outlet hole (13) are both provided with a one-way valve therein.
5. The single-trunnion oil cylinder as defined in claim 4, wherein the side wall of the cylinder body (1) is fixedly welded with a circulating pipe (14), and two ends of the circulating pipe (14) are respectively fixedly communicated with the liquid inlet hole (12) and the liquid outlet hole (13).
6. The single-trunnion oil cylinder according to claim 5, wherein a liquid changing hole (15) is formed in a side wall of the circulation tank (17), an on-off valve is arranged in the liquid changing hole (15), and the circulation pipe (14) is filled with cooling liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022122610.2U CN213039563U (en) | 2020-09-25 | 2020-09-25 | Single trunnion oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022122610.2U CN213039563U (en) | 2020-09-25 | 2020-09-25 | Single trunnion oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213039563U true CN213039563U (en) | 2021-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022122610.2U Active CN213039563U (en) | 2020-09-25 | 2020-09-25 | Single trunnion oil cylinder |
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| CN (1) | CN213039563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446282A (en) * | 2021-05-21 | 2021-09-28 | 卢晓奇 | Hydraulic press hydro-cylinder |
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2020
- 2020-09-25 CN CN202022122610.2U patent/CN213039563U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446282A (en) * | 2021-05-21 | 2021-09-28 | 卢晓奇 | Hydraulic press hydro-cylinder |
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