CN219221454U

CN219221454U - High-temperature-resistant pneumatic actuator

Info

Publication number: CN219221454U
Application number: CN202320733433.2U
Authority: CN
Inventors: 周清海; 吴文德
Original assignee: Atech Fluid Technology Co ltd
Current assignee: Atech Fluid Technology Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-06-20
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a high-temperature-resistant pneumatic actuator, and relates to the technical field of pneumatic actuators. Including the polyethylene protective housing, the inside activity of polyethylene protective housing is provided with pneumatic actuator body, the fixed mouth of pipe that is provided with of one end of pneumatic actuator body, the fixed first pipe that is provided with of one end of mouth of pipe, the fixed first pipe box that is provided with in outside of first pipe, the fixed first joint board that is provided with in outside of first pipe box, first pipe box and second pipe box joint, the inside activity of second pipe box is provided with the connecting rod, the fixed second joint board that is provided with in bottom of connecting rod, the inside activity of movable block is provided with the lead screw, the fixed second pipe that is provided with in inside of second pipe box. The high-temperature-resistant pneumatic actuator can effectively ensure heat resistance and convenience in pipeline installation, and is convenient for users to use.

Description

High-temperature-resistant pneumatic actuator

Technical Field

The utility model relates to the technical field of pneumatic actuators, in particular to a high-temperature-resistant pneumatic actuator.

Background

The pneumatic actuator is an actuating device for driving the opening and closing or adjusting valve by air pressure, and is also called a pneumatic actuating mechanism or a pneumatic device, but is commonly called a pneumatic head. Pneumatic actuators are sometimes also equipped with certain auxiliary devices. Valve positioners and hand wheel mechanisms are commonly used. The valve positioner has the function of improving the performance of the actuator by utilizing a feedback principle, so that the actuator can accurately position according to the control signal of the controller. The hand wheel mechanism is used for directly controlling the control valve to maintain the normal production when the control system fails due to power failure, gas interruption, no output of the controller or failure of the executing mechanism.

The utility model discloses a Chinese patent No. 216078524U, which discloses an anti-corrosion pneumatic actuator, comprising a pneumatic actuator main body, an anti-corrosion mechanism and a guide pipe, wherein the anti-corrosion mechanism is arranged on the outer side wall of the pneumatic actuator main body, the anti-corrosion mechanism is formed by combining anti-corrosion paint, a high temperature resistant layer, soundproof cotton and a polyethylene protective shell, the high temperature resistant layer is arranged on the outer side wall of the pneumatic actuator main body, the soundproof cotton is adhered on the outer side wall of the high temperature resistant layer, the polyethylene protective shell is adhered on the outer side wall of the soundproof cotton, and the anti-corrosion paint is sprayed on the outer side wall of the polyethylene protective shell. The anti-corrosion performance of the pneumatic actuator main body can be improved through the anti-corrosion mechanism, and the service life of the pneumatic actuator is prolonged; and the connecting mechanism is convenient to connect with an external pipeline, so that the use of personnel is convenient.

However, the above-mentioned coupling mechanism adopts traditional bolt installation, and the installation is comparatively loaded down with trivial details with the process of dismantling, if do not adopt the bolt to install, then unable assurance connection's fastness for the security of pneumatic actuator when using reduces, brings the inconvenience for the user.

Disclosure of Invention

The utility model provides a high-temperature-resistant pneumatic actuator, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high temperature resistant pneumatic actuator, includes the polyethylene protective housing, the inside of polyethylene protective housing is provided with pneumatic actuator body, the fixed mouth of pipe that is provided with in one end of pneumatic actuator body, the fixed water cooling plant that is provided with in top of polyethylene protective housing, the inside of water cooling plant is provided with the water tank, one side of water tank is fixed and is provided with the drain pipe, the one end fixedly connected with circulating water pump of drain pipe, the one end fixedly provided with cooling tube of circulating water pump, the one end fixedly provided with feed liquor pipe of cooling tube, the fixed first pipe that is provided with of one end of mouth of pipe, the fixed first pipe box that is provided with in outside of first pipe, the fixed first joint board that is provided with in one side of second pipe box of one side of first joint board, the inside activity of second pipe box is provided with the lead screw, the fixed guide block that is provided with in one side of moving block, the opposite side fixedly provided with connecting rod of moving block, the fixed one end fixedly provided with second joint board of connecting rod, the fixed first pipe box that is provided with of second joint board, the fixed handle that is provided with of second pipe.

Furthermore, the polyethylene protective box is made of Polybenzimidazole (PBI), and the surface of the pneumatic actuator body is coated with anti-corrosion paint.

Further, a jack matched with the second clamping plate is formed in the inner side of the first clamping plate, and the jack is connected with the second clamping plate in a clamping mode.

Further, the connection relation between the first pipe sleeve and the second pipe sleeve is movable connection.

Further, the connection relation between the movable block and the screw rod is threaded connection, and a threaded hole matched with the screw rod is formed in the inner side of the movable block.

Further, the front of the polyethylene protective box is connected with the box door through a hinge, and a handle is fixedly arranged on the front of the box door.

Compared with the prior art, the utility model provides a high-temperature-resistant pneumatic actuator, which comprises the following components

The beneficial effects are that:

1. this high temperature resistant pneumatic actuator, through setting up water cooling plant, the user starts circulating water pump when using, the liquid of water tank drain pipe flows through circulating water pump, and flow in the cooling tube under circulating water pump's effect, rethread feed liquor pipe flows into the water tank, form closed water route, sustainability has, and the cooling tube twines in pneumatic actuator body, heat conduction that can be fine plays the cooling effect to pneumatic actuator body, be favorable to pneumatic actuator work under high temperature environment, then through setting up chamber door and hinge, the user pulls the handle and can open the chamber door, overhaul the inside pneumatic actuator of box and cooling tube, the use of user has been facilitated.

2. This high temperature resistant pneumatic actuator through the joint device that sets up first pipe and second pipe, the outside of first pipe is provided with first pipe box, and the outside of second pipe is provided with the second pipe box, and the first joint board in the first pipe box outside and the second joint board joint in the second pipe box, the effect of this joint device fine replaced the bolt, and the user is comparatively convenient when carrying out the installation and the dismantlement work of connecting pipe, has reduced loaded down with trivial details work, has facilitated user's use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the main structure of the present utility model;

FIG. 3 is a schematic view of a cooling device according to the present utility model;

fig. 4 is an enlarged schematic view of the portion a of the present utility model.

In the figure: 1. a polyethylene protective box; 2. a pneumatic actuator body; 3. a pipe connecting port; 4. anticorrosive paint; 5. a water cooling device; 501. a water tank; 502. a liquid outlet pipe; 503. a circulating water pump; 504. a liquid inlet pipe; 6. a cooling tube; 7. a first tube; 701. a first tube sleeve; 702. a first clamping plate; 8. a second sleeve; 801. a screw rod; 802. a moving block; 803. a guide block; 804. a connecting rod; 805. a second clamping plate; 806. a rotating handle; 9. a second tube; 10. a door; 11. a hinge; 12. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model discloses a high temperature resistant pneumatic actuator, which comprises a polyethylene protective box 1, wherein a pneumatic actuator body 2 is arranged in the polyethylene protective box 1, one end of the pneumatic actuator body 2 is fixedly provided with a pipe connecting opening 3, the top of the polyethylene protective box 1 is fixedly provided with a water cooling device 5, the inside of the water cooling device 5 is provided with a water tank 501, one side of the water tank 501 is fixedly provided with a liquid outlet pipe 502, one end of the liquid outlet pipe 502 is fixedly connected with a circulating water pump 503, one end of the circulating water pump 503 is fixedly provided with a cooling pipe 6, one end of the cooling pipe 6 is fixedly provided with a liquid inlet pipe 504, one end of the pipe connecting opening 3 is fixedly provided with a first pipe 7, the outside of the first pipe 7 is fixedly provided with a first pipe sleeve 701, one side of the first pipe sleeve 701 is fixedly provided with a first clamping plate 702, the first clamping plate is positioned in a mounting groove on one side of a second pipe sleeve 8, the inside of the second pipe sleeve 8 is movably provided with a screw rod 801, one side 802 of the surface of the water tank 501 is fixedly provided with a liquid outlet pipe 502, one side 802 is fixedly connected with a movable block 802, one side of the second pipe sleeve is fixedly provided with a connecting rod 804, one end of the second end is fixedly provided with a connecting rod 803, and the connecting rod is fixedly provided with a connecting rod 803.

Specifically, the polyethylene protective box 1 is made of polybenzimidazole PBI, and the surface of the pneumatic actuator body 2 is coated with anti-corrosion paint 4.

In the embodiment, the polyethylene protective box 1 is made of polybenzimidazole PBI, the polybenzimidazole PBI has good high temperature resistance, and the surface of the pneumatic actuator body 2 is coated with the anti-corrosion paint 4, so that the high temperature corrosion problem of the pneumatic actuator working in a high temperature environment can be effectively inhibited, the high temperature resistance is doubly ensured, the service life of the pneumatic actuator is prolonged, and the cost is saved for a user.

Specifically, the inner side of the first clamping plate 702 is provided with a jack adapted to the second clamping plate 805, and the connection relationship between the jack and the second clamping plate 805 is a clamping connection.

In this embodiment, the first clamping plate 702 is provided with a jack adapted to the second clamping plate 805, and the user drives the second clamping plate 805 to insert into the first clamping plate 702 by rotating the screw rod 801, so as to promote the connection of the pipes, and facilitate the use of the user.

Specifically, the connection relationship between the first pipe sleeve 701 and the second pipe sleeve 8 is a movable connection.

In this embodiment, the first pipe sleeve 701 and the second pipe sleeve 8 are mutually clamped, compared with the traditional bolt connection, the use is more convenient, the user can complete the installation and the disassembly of the pipeline without using tools, and the use of the user is convenient.

Specifically, the connection relationship between the moving block 802 and the screw rod 801 is threaded connection, and a threaded hole adapted to the screw rod 801 is formed in the inner side of the moving block 802.

In this embodiment, the user drives the moving block 802 to move vertically by rotating the screw 801, so as to drive the second clamping plate 805 to be clamped with or released from the first clamping plate 702, thereby facilitating the use of the user.

Specifically, the front of the polyethylene protective box 1 is connected with the box door 10 through a hinge 11, and a handle 12 is fixedly arranged on the front of the box door 10.

In this embodiment, the polyethylene protective housing 1 has offered chamber door 10, and the activity of chamber door 10 can be guaranteed to hinge 11 on the chamber door 10, and the user pulls out the handle 12 and can open chamber door 10, conveniently washs or renews the inside pneumatic actuator body 2 of box and the cooling tube 6 of winding on pneumatic actuator body 2, has facilitated user's use.

When the device is used, a user turns on the circulating water pump 503 to enable liquid in the water tank 501 to circulate on the surface of the pneumatic actuator body 2 through the cooling pipe 6, the liquid is matched with the anti-corrosion paint 4 painted on the outer surface of the polyethylene protective box 1 and the pneumatic actuator body 2, the cooling effect can be well achieved, then the user rotates the screw rod 801 in the second pipe sleeve 8 through the clamping device arranged on the pipe sleeve to drive the moving block 802 to vertically move, and the second clamping plate 805 at the bottom of the connecting rod 804 is enabled to be clamped with the first clamping plate 702 on the outer side of the first pipe sleeve 701, so that connection between pipelines is completed.

In summary, the high temperature resistant pneumatic actuator is provided with the cooling device and the clamping device, the cooling device is arranged at the top of the polyethylene protective box 1, the cooling device adopts the circulating water pump 503, and can circularly flow the liquid in the water tank 501 inside the cooling pipe 6, thereby not only playing the roles of cooling and cooling, but also having environmental protection and sustainability; the clamping device is arranged in the first pipe sleeve 701 and the second pipe sleeve 8, replaces the traditional bolt installation, effectively reduces the installation difficulty, ensures the installation firmness and facilitates the use of a user.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature resistant pneumatic actuator, includes polyethylene protective housing (1), its characterized in that: the inside of polyethylene protective housing (1) is provided with pneumatic actuator body (2), the fixed mouth of pipe (3) that is provided with in one end of pneumatic actuator body (2), the fixed water cooling plant (5) that is provided with in top of polyethylene protective housing (1), the inside of water cooling plant (5) is provided with water tank (501), the fixed drain pipe (502) that is provided with in one side of water tank (501), the one end fixedly connected with circulating water pump (503) of drain pipe (502), the fixed cooling tube (6) that is provided with in one end of circulating water pump (503), the fixed feed liquor pipe (504) that is provided with of one end of cooling tube (6), the fixed first pipe (7) that is provided with in one end of takeover mouth of pipe (3), the fixed first pipe (701) that is provided with in outside of first pipe (701), one side of first pipe (702) is provided with first joint board (702) is fixed, one side of first joint board (702) is located the pipe box of second (8) one side, the inside movable block (801) is provided with circulating water pump (503), the fixed surface of guide screw (802) is provided with movable block (802), movable block (802) is fixed on one side (802), one end of the connecting rod (804) is fixedly provided with a second clamping plate (805), one end of the screw rod (801) is fixedly provided with a rotating handle (806), and the inside of the second pipe sleeve (8) is fixedly provided with a second pipe (9).

2. A high temperature resistant pneumatic actuator as set forth in claim 1 wherein: the polyethylene protective box (1) is made of Polybenzimidazole (PBI), and the surface of the pneumatic actuator body (2) is coated with anti-corrosion paint (4).

3. A high temperature resistant pneumatic actuator as set forth in claim 1 wherein: the inner side of the first clamping plate (702) is provided with a jack matched with the second clamping plate (805), and the connection relationship between the jack and the second clamping plate (805) is clamping connection.

4. A high temperature resistant pneumatic actuator as set forth in claim 1 wherein: the connection relation between the first pipe sleeve (701) and the second pipe sleeve (8) is movable connection.

5. A high temperature resistant pneumatic actuator as set forth in claim 1 wherein: the connection relation between the moving block (802) and the screw rod (801) is threaded connection, and a threaded hole matched with the screw rod (801) is formed in the inner side of the moving block (802).

6. A high temperature resistant pneumatic actuator as set forth in claim 1 wherein: the front of the polyethylene protective box (1) is connected with the box door (10) through a hinge (11), and a handle (12) is fixedly arranged on the front of the box door (10).