Electric heating actuator convenient to maintain

Abstract

The electric heating actuator convenient to maintain comprises an actuator shell, an actuator base and a screw opening, one side of the actuator base is fixedly connected with the screw opening, the side, away from the screw opening, of the actuator base is movably connected with the actuator shell, an actuator valve rod is arranged in the actuator shell, and the actuator valve rod is movably connected with the actuator shell. The outer side of the actuator shell is sleeved with a cover body, and one end of the cover body is fixedly connected with a screw seat. The cover body is sleeved on the outer side of the actuator shell, one end of the cover body is fixedly connected with the screw seat, the sealing ring is movably connected at the joint of the actuator seat and the actuator shell, and the screw seat is matched with the actuator seat, so that the electric heating actuator can be maintained by rotating the screw seat out of the actuator seat when the electric heating actuator is maintained. And the sealing ring is taken out from the joint of the actuator seat and the actuator shell, so that the actuator shell or the actuator valve rod in the actuator seat or other parts can be overhauled, and the overhauling operation is convenient and rapid.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric heat actuator, specifically a kind of electric heat actuator of easy maintenance. BACKGROUND

[0002] Electric heat actuator is a kind of electric actuator, usually used to control the opening and closing or adjustment of valve. They operate valve by motor drive, and electric heat actuator can quickly respond to control signal, and realize the opening, closing or partial opening of valve by electric drive, so as to adjust the flow or pressure of medium.

[0003] The patent with publication number CN218294693U discloses an electric heat actuator, which specifically discloses a "utility model relates to a heating valve accessory, in particular to an electric heat actuator, solves the distribution control problem of electric heat actuator. It includes a driving element that extends a top rod inside after being heated and a driven element that cooperates with the driving element to move linearly back and forth, and also includes an upper connecting plate, the upper connecting plate is provided with an upper contact, and the upper connecting plate leads out a connecting wire one connected with the upper contact, the driven element is provided with a lower connecting plate, the lower connecting plate is provided with a lower contact, and the lower connecting plate leads out a connecting wire two connected with the lower contact, the upper contact and the lower contact are connected by abutting on-off local circuit", which realizes the technical effect of "solving the problem that electric heat actuator cannot control wall-mounted stove, water pump and other equipment or components, so that electric heat actuator has the functions of signal line and controllable 220V voltage switch in addition to its own control function, and the maximum controllable current is 30A".

[0004] However, the patent does not consider the difficulty of maintaining electric heat actuator in actual use, and the electric heat actuator is prone to water injection and disassembly problems during maintenance, which needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide an electric heat actuator for easy maintenance to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an electric heat actuator for easy maintenance, comprising an actuator housing, an actuator seat and a screw port, one side of the actuator seat is fixedly connected with the screw port, the side of the actuator seat away from the screw port is movably connected with the actuator housing, and the inside of the actuator housing is provided with an actuator valve stem; a cover is provided on the outside of the actuator housing, one end of the cover is fixedly connected with a screw seat, a sealing ring is movably connected at the connection between the actuator seat and the actuator housing, and the screw seat is matched with the actuator seat.

[0007] As a further embodiment of this utility model: an electric heating actuator that is easy to maintain, wherein the actuator seat has a screw seat and screw groove inside, and the screw seat and screw groove are screwed together.

[0008] As a further embodiment of this utility model: an easy-to-maintain electric heating actuator, wherein the actuator base has a spring clip slot one inside, the cover has a spring clip slot two inside, one end of the sealing ring is movably connected to the spring clip slot one, and the other end of the sealing ring is movably connected to the spring clip slot two.

[0009] As a further improvement of this utility model: an electric heating actuator that is easy to maintain, wherein a shoulder is provided on one side of the actuator seat, and the shoulder facilitates the movement of the nut on the outer periphery of the threaded hole.

[0010] As a further embodiment of this utility model: an easy-to-maintain electrothermal actuator, which also includes water passage holes, the water passage holes being arranged in a ring array inside the screw seat groove.

[0011] As a further embodiment of this utility model: an electric heating actuator that is easy to maintain, wherein the cover is screwed to the actuator housing.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. Because the actuator housing is fitted with a cover, and a screw seat is fixedly connected to one end of the cover, and a sealing ring is movably connected at the connection between the actuator seat and the actuator housing, and the screw seat is compatible with the actuator seat, when repairing the electric heating actuator, by turning the screw seat out of the actuator seat and removing the sealing ring from the connection between the actuator seat and the actuator housing, the actuator valve stem or other components inside the actuator housing or actuator seat can be inspected and repaired. The inspection and repair operation is convenient and quick.

[0014] Meanwhile, by setting a sealing ring and screwing the screw seat and the screw groove, a double guarantee is adopted to prevent liquid from overflowing from the electric heating actuator and to ensure the sealing performance of the electric heating actuator;

[0015] 2. Because the shoulder design can block the connection between the actuator base and the actuator housing, the water can be blocked by the shoulder after the actuator base and the actuator housing are loosened, so that it will not spray directly from the connection between the actuator base and the actuator housing and cause water to get on other electrical components. At the same time, the water can be drained from the equipment through the water hole when the actuator housing and the actuator base are separated, thus avoiding the problem of water remaining on the actuator base. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of an easily maintained electrothermal actuator according to this utility model;

[0017] Figure 2 Figure 2 is a schematic diagram of the internal structure of the electric heating actuator convenient to maintain of the utility model;

[0018] Figure 3 Figure 3 is a split structure schematic diagram of the overall structure of the electric heating actuator convenient to maintain of the utility model;

[0019] Figure 4 The utility model relates to an electric heating actuator convenient to maintain Figure 2 Figure 4 is the enlarged view of A in the electric heating actuator convenient to maintain of the utility model;

[0020] Figure 5 The utility model relates to an electric heating actuator convenient to maintain Figure 3 Figure 5 is the enlarged view of A in the electric heating actuator convenient to maintain of the utility model;

[0021] In the drawing: 1, actuator shell;2, actuator seat;21, shoulder;22, screw seat screw groove;23, elastic sheet slot one;24, water hole;3, screw mouth;4, actuator valve rod;5, sealing ring;6, screw seat;7, cover;71, elastic sheet slot two. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the range of protection of the utility model.

[0023] In the description of the utility model, it is necessary to explain that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relation shown based on the drawing, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it is necessary to explain that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The embodiments of the utility model will be described below according to the overall structure of the utility model.

[0024] In the embodiment of the utility model, a convenient maintenance electric heat actuator, including actuator shell 1, actuator seat 2 and screw mouth 3, the one side of actuator seat 2 is fixedly connected with screw mouth 3, the side away from screw mouth 3 of actuator seat 2 is movably connected with actuator shell 1, the inside of actuator shell 1 is provided with actuator valve stem 4;

[0025] The outside of actuator shell 1 is sleeved with cover body 7, one end of cover body 7 is fixedly connected with screw seat 6, the connecting place of actuator seat 2 and actuator shell 1 is movably connected with sealing ring 5, screw seat 6 is matched with actuator seat 2.

[0026] Because the outside of actuator shell 1 is sleeved with cover body 7, one end of cover body 7 is fixedly connected with screw seat 6, the connecting place of actuator seat 2 and actuator shell 1 is movably connected with sealing ring 5 and screw seat 6 is matched with actuator seat 2, therefore when repairing electric heat actuator, screw seat 6 is turned out of actuator seat 2, and sealing ring 5 is taken out from the connecting place of actuator seat 2 and actuator shell 1, the actuator valve stem 4 or other components in actuator shell 1 or actuator seat 2 can be overhauled, and the overhauling operation is convenient and fast.

[0027] At the same time, through the setting of sealing ring 5 and the screwing connection of screw seat 6 and screw groove 22, double protection is adopted to avoid liquid overflow in electric heat actuator, and the sealing property of electric heat actuator is guaranteed.

[0028] The utility model discloses other embodiments: a convenient maintenance's electric heat executor, the inside of executor seat 2 is provided with screw seat screw groove 22, screw seat 6 and screw seat screw groove 22 screw joint.

[0029] The utility model discloses other embodiments: a convenient maintenance's electric heat executor, the inside of executor seat 2 is provided with spring piece clamping groove no. 23, the inside of cover 7 is provided with spring piece clamping groove two 71, and one end of sealing ring 5 is movably connected with spring piece clamping groove no. 23, and the other end of sealing ring 5 is movably connected with spring piece clamping groove two 71.

[0030] The utility model discloses other embodiments: a convenient maintenance's electric heat executor, one side of executor seat 2 is provided with the shoulder 21 of lifting, and the shoulder 21 of lifting is convenient nut movable of screw mouth 3 periphery.

[0031] The utility model discloses other embodiments: a convenient maintenance's electric heat executor still includes water hole 24, and water hole 24 annular array distribution is in the inside of screw seat screw groove 22.

[0032] Because the setting can shield executor seat 2 with the junction of executor shell 1 of the shoulder 21 of lifting, make executor seat 2 with executor shell 1 relax after water liquid can be shielded with the shoulder 21 of lifting and will not directly from the junction of executor seat 2 with executor shell 1 injection, cause other electric element to get wet, and water liquid passes through the setting and can be discharged from equipment with water hole 24 when executor shell 1 with executor seat 2 split, from the overflowed water liquid of equipment, thereby avoid the problem that water liquid stays on executor seat 2.

[0033] The utility model discloses other embodiments: a convenient maintenance's electric heat executor, and cover 7 with executor shell 1 screw joint.

[0034] The utility model discloses a working principle is: because the outside of executor shell 1 is equipped with cover 7, and one end of cover 7 is fixedly connected with screw seat 6, and the junction of executor seat 2 with executor shell 1 movably connects with sealing ring 5 and screw seat 6 and is matched with executor seat 2, therefore when maintaining electric heat executor, by screw seat 6 is transferred out executor seat 2, and sealing ring 5 is taken out from the junction of executor seat 2 with executor shell 1, can overhaul executor valve stem 4 or other parts in executor shell 1 or executor seat 2, and overhaul operation is convenient and fast.

[0035] Meanwhile, through the setting of sealing ring 5 and the screw joint of screw seat 6 and screw seat screw groove 22, adopt double guarantee to avoid liquid overflow in electric heat executor, guarantee the leakproofness of electric heat executor.

[0036] The shoulder 21 can shield the connection between the actuator seat 2 and the actuator shell 1, so that the water can be shielded by the shoulder 21 when the actuator seat 2 and the actuator shell 1 are loosened, and the water cannot directly spray from the connection between the actuator seat 2 and the actuator shell 1, so that other electrical elements are not splashed with water. Meanwhile, the water can be discharged from the device through the water hole 24 when the actuator shell 1 and the actuator seat 2 are separated, so that the problem of water remaining on the actuator seat 2 is avoided.

[0037] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, and all of them should be covered within the protection scope of the present application.

Claims

1. An electrically heated actuator for ease of maintenance, characterised in that, Including executor shell (1), executor seat (2) and screw mouth (3), one side of the executor seat (2) is fixedly connected with the screw mouth (3), the side of the executor seat (2) away from the screw mouth (3) is movably connected with the executor shell (1), the inside of the executor shell (1) is provided with executor valve stem (4); The outside of the executor shell (1) is sleeved with cover body (7), one end of the cover body (7) is fixedly connected with screw seat (6), the connection between the executor seat (2) and the executor shell (1) is movably connected with sealing ring (5), the screw seat (6) is matched with the executor seat (2).

2. A low maintenance electrically heated actuator according to claim 1 wherein, The inside of the executor seat (2) is provided with screw seat screw groove (22), the screw seat (6) is screw-connected with the screw seat screw groove (22).

3. A low maintenance electrically heated actuator according to claim 2, wherein, The inside of the executor seat (2) is provided with elastic sheet clamping groove one (23), the inside of the cover body (7) is provided with elastic sheet clamping groove two (71), one end of the sealing ring (5) is movably connected with the elastic sheet clamping groove one (23), the other end of the sealing ring (5) is movably connected with the elastic sheet clamping groove two (71).

4. A low maintenance electrically heated actuator according to claim 3, wherein, One side of the executor seat (2) is provided with shoulder (21), the shoulder (21) is convenient for the nut of the outer periphery of the screw mouth (3) to move.

5. A low maintenance electrically heated actuator according to claim 4, wherein, It also includes water through hole (24), which is arranged in the inside of the screw seat screw groove (22) in annular array.

6. A low maintenance electrically heated actuator according to claim 5 wherein, The cover body (7) is screw-connected with the executor shell (1).

Images