Carbon seal press-in device

Abstract

The utility model provides a carbon seal press-in device, and relates to the technical field of carbon seal installation devices. The carbon seal press-in device comprises a supporting frame, a motor, a lead screw, a jacking piece and a movable fastening piece. A motor base is arranged at one end of the supporting frame, and the motor is fixedly installed on the motor base. The lead screw is pivoted to the supporting frame, and one end of the lead screw is fixedly connected with the output end of the motor; the jacking piece is in threaded connection with the lead screw, the jacking piece is provided with a cylindrical jacking part, the supporting frame is fixedly connected with a pushing ring, and the jacking piece is in threaded connection with the pushing ring; a fixing fastener is welded to the other end of the supporting frame and is coaxial with the lead screw. The movable fastener is connected with the fixed fastener through a bolt, and the movable fastener and the fixed fastener are coaxial with the lead screw. The carbon seal press-in device solves the technical problems that an existing carbon ring seal press-in mode affects carbon ring seal positioning and is low in automation degree.

Description

Technical Field

[0001] The utility model relates to the technical field of carbon seal installation devices, in particular to a carbon seal pressing device. Background Art

[0002] The carbon seal is made of carbon fiber and resin, and has good wear resistance, corrosion resistance and high temperature resistance, and is an excellent mechanical seal material.

[0003] For some mechanical equipment such as fans and pumps, carbon ring seals are required to prevent lubricating oil leakage and external impurities from invading the mechanical equipment; the existing pressing method of carbon ring seals is to sleeved the carbon ring seal on the output shaft, then sleeved the sleeve on the output shaft, and hammer the carbon ring seal into the mechanical equipment by hammering the sleeve with a hammer head. This method will cause uneven force on the carbon ring seal, affect the installation and positioning of the carbon ring seal, and has a low degree of automation.

[0004] The inventor of the present invention has at least found the following problems in the process of realizing this embodiment:

[0005] The existing pressing method of carbon ring seals affects the positioning of the carbon ring seals and has a low degree of automation. Summary of the Utility Model

[0006] The purpose of the utility model is to provide a carbon seal pressing device, which solves the technical problems that the existing pressing method of carbon ring seals affects the positioning of the carbon ring seals and has a low degree of automation.

[0007] Utility Model Solution:

[0008] The utility model provides a carbon seal pressing device, which includes a support frame, a motor, a lead screw, a jacking member and a movable fastener; one end of the support frame is provided with a motor seat, and the motor is fixedly installed on the motor seat; the lead screw is pivotally connected to the support frame, and one end of the lead screw is fixedly connected to the output end of the motor; the jacking member is threadedly connected to the lead screw, and the jacking member is provided with a cylindrical jacking portion, and the support frame is fixedly connected with a propulsion ring, and the jacking member is threadedly connected to the propulsion ring; the other end of the support frame is welded with a fixed fastener, and it is coaxial with the lead screw; the movable fastener is bolted to the fixed fastener and is coaxial with the lead screw.

[0009] Further, the support frame is provided with a limit disk, the limit disk is located in the middle of the support frame, and the limit disk is sleeved on the lead screw.

[0010] Further, the support frame is provided with a fastener support body, the fastener support body is provided with a protrusion; the movable fastener is provided with a groove; the protrusion is adapted to the groove.

[0011] Further, a plurality of first elastic members are provided inside the fixed fastener; a plurality of second elastic members are provided inside the movable fastener.

[0012] Further, a gasket is provided between the movable fastener and the fixed fastener.

[0013] Beneficial effects:

[0014] The present utility model provides a carbon seal pressing device. When in use, a carbon ring seal is sleeved on the output shaft of a mechanical device, a cylindrical jacking part is inserted into the output shaft of the mechanical device, and the carbon ring seal is tightly jacked. The movable fastener and the fixed fastener are fixedly connected together, so that the support frame is fixed to the mechanical device. The motor is started, the motor drives the lead screw to rotate, the lead screw drives the jacking member to rotate, and the cylindrical jacking part presses the carbon ring seal into the mechanical device. This carbon seal pressing device enables the carbon ring seal to enter the machine smoothly, has little influence on the positioning of the carbon ring seal, and has a high degree of automation. Description of the drawings

[0015] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is a schematic structural diagram of the carbon seal pressing device provided in this embodiment;

[0017] Figure 2 It is a schematic structural diagram of a part of the carbon seal pressing device provided in this embodiment;

[0018] Figure 3 It is a schematic structural diagram of a part of the carbon seal pressing device provided in this embodiment.

[0019] Icon:

[0020] 100 - Support frame; 110 - Motor base; 120 - Propulsion ring; 130 - Fixed fastener; 140 - Limit disk; 150 - Fastener support body; 151 - Protrusion; 152 - First elastic member;

[0021] 200 - Motor;

[0022] 300 - Lead screw;

[0023] 400 - Jacking member; 410 - Cylindrical jacking part;

[0024] 500 - Movable fastener; 510 - Groove; 520 - Second elastic member;

[0025] 600 - gasket. Detailed implementation manners

[0026] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. Components of the embodiments of the present utility model described and illustrated herein can be arranged and designed in a variety of different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present utility model provided in the drawings is not intended to limit the scope of the present utility model claimed, but merely represents selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0028] It should be noted that: like reference numerals and letters denote like items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0029] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is customarily placed during use. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive distinction and should not be construed as indicating or implying relative importance.

[0030] In addition, terms such as "horizontal" and "vertical" do not require the components to be absolutely horizontal or hanging vertically, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined. In the description of the pursuit problem, when the time is different and the distance is the same, the total distance is assigned. In the description of the present invention, it should also be noted that unless otherwise clearly specified and limited, the terms "set", "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0031] The following will describe in detail some embodiments of the present invention with reference to the accompanying drawings. Without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0032] This embodiment provides a carbon pressing-in device. Please refer to Figures 1-3 as shown, which includes a support frame 100, a motor 200, a lead screw 300, a jacking member 400, and a movable fastener 500; one end of the support frame 100 is provided with a motor seat 110, and the motor 200 is fixedly installed on the motor seat 110; the lead screw 300 is pivotally connected to the support frame 100, and one end of the lead screw 300 is fixedly connected to the output end of the motor 200; the jacking member 400 is threadedly connected to the lead screw 300, and the jacking member 400 is provided with a cylindrical jacking portion 410. The support frame 100 is fixedly connected with a propulsion ring 120, and the jacking member 400 is threadedly connected to the propulsion ring 120; the other end of the support frame 100 is welded with a fixed fastener 130, and it is coaxial with the lead screw 300; the movable fastener 500 is bolted to the fixed fastener 130, and it is coaxial with the lead screw 300.

[0033] Specifically, the support frame 100 is welded by steel and is used to provide support for the motor 200, the lead screw 300, and the jacking member 400. The motor base 110 is welded to the support frame 100, and the motor 200 is fixedly connected to the motor base 110 to ensure the stable operation of the motor 200. The lead screw 300 is pivotally connected to the support frame 100 and cooperates with the motor 200 to drive the jacking member 400 to reciprocate. The jacking member 400 is provided with internal threads and external threads. The internal threads cooperate with the lead screw 300, and the external threads cooperate with the propulsion ring 120 to ensure the stable running track of the jacking member 400. The fixed fastener 130 and the movable fastener 500 cooperate to fix the support frame 100 to the mechanical equipment. The fixed fastener 130 is coaxial with the lead screw 300, and the movable fastener 500 is coaxial with the lead screw 300 to make the carbon ring seal receive more uniform force. During use, the carbon ring seal is sleeved on the output shaft of the mechanical equipment, the cylindrical jacking part 410 is inserted into the output shaft of the mechanical equipment, and the carbon ring seal is tightened. The movable fastener 500 and the fixed fastener 130 are fixedly connected together to fix the support frame 100 to the mechanical equipment. The motor 200 is started, the motor 200 drives the lead screw 300 to rotate, the lead screw 300 drives the jacking member 400 to rotate, and the cylindrical jacking part 410 presses the carbon ring seal into the mechanical equipment.

[0034] In this embodiment, the support frame 100 is provided with a limiting disk 140. The limiting disk 140 is located in the middle of the support frame 100, and the limiting disk 140 is sleeved on the lead screw 300.

[0035] Specifically, one or more limiting disks 140 can be provided to ensure that the lead screw 300 does not deviate during operation.

[0036] In this embodiment, the support frame 100 is provided with a fastener support 150. The fastener support 150 is provided with a protrusion 151. The movable fastener 500 is provided with a groove 510. The protrusion 151 is adapted to the groove 510.

[0037] Specifically, the fastener support 150 abuts against the movable fastener 500 to prevent the support frame 100 from being deformed under pressure during operation. The settings of the protrusion 151 and the groove 510 are used to facilitate the installation and positioning of the movable fastener 500.

[0038] In this embodiment, several first elastic members 152 are provided inside the fixed fastener 130, and several second elastic members 520 are provided inside the movable fastener 500.

[0039] Specifically, the settings of the first elastic member 152 and the second elastic member 520 reduce the direct contact between the fixed fastener 130 and the mechanical equipment, and also reduce the direct contact between the movable fastener 500 and the mechanical equipment, reducing the wear on the mechanical equipment.

[0040] In this embodiment, a gasket 600 is provided between the movable fastener 500 and the fixed fastener 130.

[0041] Specifically, the provision of the gasket 600 reduces the direct contact between the movable fastener 500 and the fixed fastener 130, and reduces the wear of the movable fastener 500 and the fixed fastener 130.

[0042] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A carbon pressing-in device, characterized in that, Including: A support frame (100), a motor (200), a lead screw (300), a jacking member (400) and a movable fastener (500); One end of the support frame (100) is provided with a motor base (110), and the motor (200) is fixedly installed on the motor base (110); The lead screw (300) is pivotally connected to the support frame (100), and one end of the lead screw (300) is fixedly connected to the output end of the motor (200); The jacking member (400) is threadedly connected to the lead screw (300), and the jacking member (400) is provided with a cylindrical jacking portion (410). The support frame (100) is fixedly connected with a propulsion ring (120), and the jacking member (400) is threadedly connected to the propulsion ring (120); The other end of the support frame (100) is welded with a fixed fastener (130), and it is coaxial with the lead screw (300); The movable fastener (500) is bolted to the fixed fastener (130), and it is coaxial with the lead screw (300).

2. The carbon pressing-in device according to claim 1, wherein, The support frame (100) is provided with a limiting disc (140). The limiting disc (140) is located in the middle of the support frame (100), and the limiting disc (140) is sleeved on the lead screw (300).

3. The carbon pressing-in device according to claim 2, wherein The support frame (100) is provided with a fastener support body (150), and the fastener support body (150) is provided with a protrusion (151); The movable fastener (500) is provided with a groove (510); The protrusion (151) is adapted to the groove (510).

4. A carbon pressing-in device according to claim 3, characterized in that, Several first elastic members (152) are provided inside the fixed fastener (130); Several second elastic members (520) are provided inside the movable fastener (500).

5. A carbon pressing-in device according to claim 4, characterized in that, A gasket (600) is provided between the movable fastener (500) and the fixed fastener (130).

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