CN217603474U - Fireproof heat-insulation actuating mechanism - Google Patents
Fireproof heat-insulation actuating mechanism Download PDFInfo
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- CN217603474U CN217603474U CN202221811476.XU CN202221811476U CN217603474U CN 217603474 U CN217603474 U CN 217603474U CN 202221811476 U CN202221811476 U CN 202221811476U CN 217603474 U CN217603474 U CN 217603474U
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Abstract
The utility model discloses a fireproof heat-insulation actuating mechanism, which comprises an actuating mechanism body, wherein the actuating mechanism body comprises a hydraulic cylinder, and a first oil port and a second oil port are arranged on the hydraulic cylinder; the actuating mechanism also comprises a control component, an oil tank and an energy accumulator; the control assembly is arranged on an oil tank, and the oil tank is sleeved outside the hydraulic cylinder; the control assembly comprises a manual pump, an oil suction pipe, an oil return pipe and an oil outlet pipe are connected to the manual pump, and the oil suction pipe and the oil return pipe are arranged inside the oil tank; a first oil pipe, a second oil pipe and a third oil pipe are further arranged in the oil tank; the utility model takes the oil tank as the support and the protective shell of the product, the main body of the actuating mechanism is arranged in the oil tank, the core component is soaked in the hydraulic oil, when a fire disaster occurs, the oil tank can play a role of heat insulation, the time of resisting high temperature by the equipment is prolonged, the valve is cut off in time before the control valve group is damaged by high temperature, and the fire spread is prevented; compact structure, rationally distributed, be convenient for install the transportation.
Description
Technical Field
The utility model relates to an actuating mechanism technical field especially relates to a thermal-insulated actuating mechanism of fire prevention.
Background
The actuator is the combination of the actuator and the control valve in the automatic control system, and the function of the actuator in the automatic control system is to receive the signals sent by the controller and the regulator, and regulate the flow rate of the process medium according to the position and the characteristics of the process pipeline, thereby controlling the controlled quantity within the range required by the production process.
When an existing actuating mechanism is installed, a protective cover is usually additionally arranged on the outside of the existing actuating mechanism and used for isolating the outside severe environment, protecting core working components from being damaged, and prolonging the service life of equipment. However, for some flammable and explosive occasions, such as refineries and oil reservoirs, the function of the protective cover is relatively limited, and when a fire occurs, the actuating mechanism can be rapidly heated under the influence of high temperature, so that the core component is damaged, the valve blocking medium cannot be cut off in time, and the fire is likely to further expand.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a thermal-insulated actuating mechanism of fire prevention to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a fireproof heat-insulation actuating mechanism comprises an actuating mechanism body; the actuating mechanism body comprises a hydraulic cylinder, and a first oil port and a second oil port are formed in the hydraulic cylinder; the actuating mechanism further comprises a control component, an oil tank and an energy accumulator; the control assembly is arranged on an oil tank, and the oil tank is sleeved outside the hydraulic cylinder; the control assembly comprises a manual pump and a manual valve; the manual pump is connected with an oil suction pipe, an oil return pipe and an oil outlet pipe, and the oil suction pipe and the oil return pipe are arranged inside the oil tank;
a first oil pipe, a second oil pipe and a third oil pipe are further arranged in the oil tank; one end of the first oil pipe is communicated with the first oil port, and the other end of the first oil pipe is communicated with the energy accumulator through an external pipeline; one end of the second oil pipe is communicated with the second oil port, and the other end of the second oil pipe is communicated with the energy accumulator through an external pipeline; one end of the third oil pipe is communicated with the oil outlet pipe, and the other end of the third oil pipe is communicated with the energy accumulator through an external pipeline.
The oil tank comprises a cylinder part and a tank body part, and a through oil storage space is formed between the cylinder part and the tank body part; the height of the cylinder body part is matched with that of the hydraulic cylinder; the height of box body portion is less than barrel portion, and box body portion top surface is equipped with the apron and sets up control assembly on the apron.
The hydraulic cylinder comprises an outer cylinder body and an inner cylinder body, a hollow piston rod is sleeved on the inner cylinder body, and the inner wall of the piston rod is connected with the outer wall of the inner cylinder body in a sliding manner; and a piston is arranged between the outer wall of the inner cylinder body and the inner wall of the outer cylinder body and is fixedly connected with the piston rod.
The hydraulic cylinder is fixed on a bottom plate of the oil tank, the bottom plate of the oil tank extends to the edge to form an energy accumulator mounting area, and the energy accumulator is mounted on the bottom plate through an energy accumulator support.
A top pressure plate is further arranged above the cylinder body part of the oil tank, and a through hole capable of extending out of the piston rod is formed in the top pressure plate; the energy accumulator support comprises an upper mounting plate, a middle mounting plate, a lower mounting plate and a support rod; the upper mounting plate is fixed with a top pressure plate of the oil tank, and the middle mounting plate is fixed with a cover plate of the oil tank; and support rods are arranged between the upper mounting plate and the middle mounting plate and between the lower mounting plate and the bottom plate of the oil tank.
The number of the energy accumulators is two, and the energy accumulators are symmetrically arranged on two sides of the executing mechanism body.
The number of the third oil pipes is two, and the third oil pipes are communicated with the oil outlet pipe through a three-way valve.
The control assembly is externally provided with a fireproof cover, and the fireproof cover is fixed on a cover plate of the oil tank.
The utility model has the advantages that:
1. the components of the actuating mechanism are fully utilized, and the layout is adjusted, so that the oil tank can be used as a container of hydraulic oil and a protective shell of the actuating mechanism body. Because the core working component soaks in fluid, when the conflagration breaing out, the oil tank can play thermal-insulated effect, makes equipment can resist the high temperature in the short time, can promptly close the valve when the valve unit has not been damaged by high temperature, cuts off the intensity of a fire and spreads.
2. The actuating mechanism main body is arranged in the oil tank in a built-in mode and is not exposed, the product is neat and attractive, the integration level is high, the structure is compact, the occupied space is small, and the installation and the transportation are convenient.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the internal pipeline of the middle oil tank of the present invention;
fig. 3 is the structure schematic diagram of the utility model discloses after the installation fire prevention cover.
In the figure, 1, an oil tank; 11. a top pressure plate; 12. a cover plate; 13. a base plate; 2. a hydraulic cylinder; 21. a first oil port; 22. a second oil port; 3. a manual pump; 31. an oil suction pipe; 32. an oil return pipe; 33. an oil outlet pipe; 4. a manual valve; 5. an accumulator; 51. an upper mounting plate; 52. a middle mounting plate; 53. a lower mounting plate; 54. a support bar; 6. a first oil pipe; 7. a second oil pipe; 8. a third oil pipe; 9. a fireproof cover.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following descriptions.
Referring to fig. 1, an embodiment of the present invention provides a fire-proof and heat-insulating actuator, including an actuator body; the actuating mechanism body comprises a hydraulic cylinder 2, and a first oil port 21 and a second oil port 22 are arranged on the hydraulic cylinder 2; the actuating mechanism further comprises a control component, an oil tank 1 and an energy accumulator 5; the control assembly is arranged on the oil tank 1, and the oil tank 1 is sleeved outside the hydraulic cylinder 2; the control assembly comprises a manual pump 3 and a manual valve 4; the manual pump 3 is connected with an oil suction pipe 31, an oil return pipe 32 and an oil outlet pipe 33, and the oil suction pipe 31 and the oil return pipe 32 are arranged in the oil tank 1;
a first oil pipe 6, a second oil pipe 7 and a third oil pipe 8 are also arranged in the oil tank 1; one end of the first oil pipe 6 is communicated with the first oil port 21, and the other end of the first oil pipe is communicated with the energy accumulator 5 through an external pipeline; one end of the second oil pipe 7 is communicated with the second oil port 22, and the other end of the second oil pipe is communicated with the energy accumulator 5 through an external pipeline; one end of the third oil pipe 8 is communicated with the oil outlet pipe 33, and the other end is communicated with the energy accumulator 5 through an external pipeline.
As shown in fig. 2, in the present embodiment, the lower port of the hydraulic cylinder 2 is a first port 21, and the upper port of the hydraulic cylinder 2 is a second port 22.
The utility model discloses well hydraulic oil's circulation route as follows:
the manual pump 3 is started, hydraulic oil in the oil tank 1 enters from the oil suction pipe 31, is output from the oil outlet pipe 33, enters the third oil pipe 8 through the three-way valve, and then enters the energy accumulator 5 through the external pipeline of the oil tank 1 for energy accumulation; when the executing mechanism body works, the manual valve 4 is opened, hydraulic oil is output from the energy accumulator 5, enters the first oil pipe 6 through the external pipeline of the oil tank 1, and enters the hydraulic cylinder 2 through the first oil port 21; at this time, the hydraulic oil in the hydraulic cylinder 2 is discharged from the second oil port 22, enters the manual pump 3 through the second oil pipe 7, the accumulator 5, the third oil pipe 8 and the oil outlet pipe 33, and returns to the oil tank 1 through the oil return pipe 32. When the manual valve 4 is closed, hydraulic oil is output from the energy accumulator 5, enters the second oil pipe 7 through the external pipeline of the oil tank 1, enters the hydraulic cylinder 2 through the second oil port 22, is discharged from the first oil port 21, enters the manual pump 3 through the first oil pipe 6, the energy accumulator 5, the third oil pipe 8 and the oil outlet pipe 33, and returns to the oil tank 1 through the oil return pipe 32.
Further, the hydraulic cylinder 2 comprises an outer cylinder body and an inner cylinder body, a hollow piston rod is sleeved on the inner cylinder body, and the inner wall of the piston rod is connected with the outer wall of the inner cylinder body in a sliding mode; and a piston is arranged between the outer wall of the inner cylinder body and the inner wall of the outer cylinder body and is fixedly connected with the piston rod.
Further, the oil tank 1 comprises a cylinder part and a tank body part, and a through oil storage space is formed between the cylinder part and the tank body part; the barrel body part is mainly used for accommodating the hydraulic cylinder 2, and the height of the barrel body part is matched with that of the hydraulic cylinder 2; the height of the box body part is lower than that of the cylinder body part, so that the integral gravity center of the equipment is reduced, and the structure is more stable; the box body part and the barrel body part are combined into a whole to form a step shape, the top surface of the box body part is a step surface, a cover plate 12 is arranged on the step surface, and a control assembly is arranged on the cover plate 12.
Further, the hydraulic cylinder 2 is fixed on a bottom plate 13 of the oil tank 1, the bottom plate 13 of the oil tank 1 extends towards the edge to form a mounting area of the energy accumulator 5, and the energy accumulator 5 is mounted on the bottom plate 13 through a bracket of the energy accumulator 5. Referring to fig. 1, a top pressure plate 11 is further arranged above the cylinder portion of the oil tank 1, and a through hole through which a piston rod can extend is formed in the top pressure plate 11; the accumulator 5 bracket comprises an upper mounting plate 51, a middle mounting plate 52, a lower mounting plate 53 and a support rod 54; the upper mounting plate 51 is fixed on the top pressure plate 11 of the oil tank 1, the middle mounting plate 52 is fixed on the cover plate 12 of the oil tank 1, and a support rod 54 is arranged between the upper mounting plate 51 and the middle mounting plate 52; the lower mounting plate 53 is fixed to the bottom plate 13 of the fuel tank 1 by a support rod 54. The bottom plate 13, the cover plate 12 and the top pressure plate 11 of the oil tank 1 can be used as mounting bases to support the actuator body and the energy accumulator 5, so that the whole product is compact in structure, stable and reliable.
Preferably, the number of the energy accumulators 5 is two, and the two energy accumulators are symmetrically arranged on two sides of the actuator body.
Correspondingly, the number of the third oil pipes 8 is two, and the third oil pipes 8 are connected with the oil outlet pipe 33 through a three-way valve.
Furthermore, the outside of the control assembly is provided with a fireproof cover 9, so that the control assembly is protected, and the appearance of the product is more concise and attractive.
The utility model discloses in, 1 aspect of oil tank is as the container of storing hydraulic oil, provide working space for the circulation of hydraulic oil, the shell that also acts as the actuating mechanism body on the one hand, place actuating mechanism's core component in oil tank 1 as pneumatic cylinder 2 etc. in, make hydraulic oil encircle around it, when the conflagration breaing out, oil tank 1 and inside cooling fluid can isolate external environment's high temperature to a certain extent, delay core operating parts's intensification, can promptly close the valve when making the valve unit not yet damaged by high temperature, prevent the intensity of a fire to further enlarge, strive for the remedy time for putting out a fire. In addition, the oil tank 1 can also be used as a support of a product, and provides an installation foundation for components such as the hydraulic cylinder 2 and the energy accumulator 5, so that the equipment integration level is high, and the occupied space is small.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (8)
1. The utility model provides a thermal-insulated actuating mechanism of fire prevention, includes the actuating mechanism body, its characterized in that: the actuating mechanism body comprises a hydraulic cylinder, and a first oil port and a second oil port are formed in the hydraulic cylinder; the actuating mechanism further comprises a control component, an oil tank and an energy accumulator; the control assembly is arranged on an oil tank, and the oil tank is sleeved outside the hydraulic cylinder; the control assembly comprises a manual pump and a manual valve; the manual pump is connected with an oil suction pipe, an oil return pipe and an oil outlet pipe, and the oil suction pipe and the oil return pipe are arranged inside the oil tank;
a first oil pipe, a second oil pipe and a third oil pipe are further arranged in the oil tank; one end of the first oil pipe is communicated with the first oil port, and the other end of the first oil pipe is communicated with the energy accumulator through an external pipeline; one end of the second oil pipe is communicated with the second oil port, and the other end of the second oil pipe is communicated with the energy accumulator through an external pipeline; one end of the third oil pipe is communicated with the oil outlet pipe, and the other end of the third oil pipe is communicated with the energy accumulator through an external pipeline.
2. A fire protection and thermal insulation actuator as claimed in claim 1, wherein: the oil tank comprises a cylinder part and a tank body part, and a through oil storage space is formed between the cylinder part and the tank body part; the height of the cylinder body part is matched with that of the hydraulic cylinder; the height of box body portion is less than barrel portion, and box body portion top surface is equipped with the apron and sets up control assembly on the apron.
3. A fire protection and thermal insulation actuator as claimed in claim 2, wherein: the hydraulic cylinder comprises an outer cylinder body and an inner cylinder body, a hollow piston rod is sleeved on the inner cylinder body, and the inner wall of the piston rod is connected with the outer wall of the inner cylinder body in a sliding manner; and a piston is arranged between the outer wall of the inner cylinder body and the inner wall of the outer cylinder body and is fixedly connected with the piston rod.
4. A fire protection and thermal insulation actuator according to claim 3, wherein: the hydraulic cylinder is fixed on a bottom plate of the oil tank, the bottom plate of the oil tank extends to the edge to form an energy accumulator mounting area, and the energy accumulator is mounted on the bottom plate through an energy accumulator support.
5. A fire protection and thermal insulation actuator according to claim 4, wherein: a top pressure plate is further arranged above the cylinder body part of the oil tank, and a through hole capable of extending out of the piston rod is formed in the top pressure plate; the energy accumulator support comprises an upper mounting plate, a middle mounting plate, a lower mounting plate and a support rod; the upper mounting plate is fixed with a top pressure plate of the oil tank, and the middle mounting plate is fixed with a cover plate of the oil tank; and support rods are arranged between the upper mounting plate and the middle mounting plate and between the lower mounting plate and the bottom plate of the oil tank.
6. A fire protection and thermal insulation actuator as claimed in claim 1, wherein: the number of the energy accumulators is two, and the energy accumulators are symmetrically arranged on two sides of the executing mechanism body.
7. A fire protection and thermal insulation actuator according to claim 6, wherein: the number of the third oil pipes is two, and the third oil pipes are communicated with the oil outlet pipe through a three-way valve.
8. A fire protection and thermal insulation actuator as claimed in claim 2, wherein: the control assembly outside is provided with the fire prevention cover, and the fire prevention cover is fixed on the apron of oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221811476.XU CN217603474U (en) | 2022-07-13 | 2022-07-13 | Fireproof heat-insulation actuating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221811476.XU CN217603474U (en) | 2022-07-13 | 2022-07-13 | Fireproof heat-insulation actuating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217603474U true CN217603474U (en) | 2022-10-18 |
Family
ID=83592488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221811476.XU Active CN217603474U (en) | 2022-07-13 | 2022-07-13 | Fireproof heat-insulation actuating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217603474U (en) |
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2022
- 2022-07-13 CN CN202221811476.XU patent/CN217603474U/en active Active
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